Boot log: imx6q-sabrelite
- Warnings: 1
- Kernel Warnings: 1058
- Errors: 0
- Kernel Errors: 571
- Boot result: PASS
1 21:34:53.345433 lava-dispatcher, installed at version: 2024.01
2 21:34:53.345653 start: 0 validate
3 21:34:53.345774 Start time: 2024-03-06 21:34:53.345766+00:00 (UTC)
4 21:34:53.345899 Using caching service: 'http://localhost/cache/?uri=%s'
5 21:34:53.346031 Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farmhf%2Finitrd.cpio.gz exists
6 21:34:53.615760 Using caching service: 'http://localhost/cache/?uri=%s'
7 21:34:53.616438 Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
8 21:34:57.124049 Using caching service: 'http://localhost/cache/?uri=%s'
9 21:34:57.124704 Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
10 21:34:57.629447 Using caching service: 'http://localhost/cache/?uri=%s'
11 21:34:57.630161 Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farmhf%2Ffull.rootfs.tar.xz exists
12 21:34:57.901697 Using caching service: 'http://localhost/cache/?uri=%s'
13 21:34:57.902442 Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
14 21:35:00.405915 validate duration: 7.06
16 21:35:00.406171 start: 1 tftp-deploy (timeout 00:10:00) [common]
17 21:35:00.406266 start: 1.1 download-retry (timeout 00:10:00) [common]
18 21:35:00.406354 start: 1.1.1 http-download (timeout 00:10:00) [common]
19 21:35:00.406482 Not decompressing ramdisk as can be used compressed.
20 21:35:00.406564 downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/armhf/initrd.cpio.gz
21 21:35:00.406627 saving as /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/ramdisk/initrd.cpio.gz
22 21:35:00.406692 total size: 4017803 (3 MB)
23 21:35:00.407781 progress 0 % (0 MB)
24 21:35:00.409152 progress 5 % (0 MB)
25 21:35:00.410322 progress 10 % (0 MB)
26 21:35:00.411427 progress 15 % (0 MB)
27 21:35:00.412507 progress 20 % (0 MB)
28 21:35:00.413564 progress 25 % (0 MB)
29 21:35:00.414728 progress 30 % (1 MB)
30 21:35:00.415834 progress 35 % (1 MB)
31 21:35:00.417086 progress 40 % (1 MB)
32 21:35:00.418134 progress 45 % (1 MB)
33 21:35:00.419304 progress 50 % (1 MB)
34 21:35:00.420353 progress 55 % (2 MB)
35 21:35:00.421458 progress 60 % (2 MB)
36 21:35:00.422511 progress 65 % (2 MB)
37 21:35:00.423612 progress 70 % (2 MB)
38 21:35:00.424665 progress 75 % (2 MB)
39 21:35:00.425875 progress 80 % (3 MB)
40 21:35:00.426968 progress 85 % (3 MB)
41 21:35:00.428012 progress 90 % (3 MB)
42 21:35:00.429066 progress 95 % (3 MB)
43 21:35:00.430129 progress 100 % (3 MB)
44 21:35:00.430311 3 MB downloaded in 0.02 s (162.24 MB/s)
45 21:35:00.430453 end: 1.1.1 http-download (duration 00:00:00) [common]
47 21:35:00.430690 end: 1.1 download-retry (duration 00:00:00) [common]
48 21:35:00.430802 start: 1.2 download-retry (timeout 00:10:00) [common]
49 21:35:00.430917 start: 1.2.1 http-download (timeout 00:10:00) [common]
50 21:35:00.431084 downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
51 21:35:00.431151 saving as /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/kernel/zImage
52 21:35:00.431211 total size: 12558848 (11 MB)
53 21:35:00.431271 No compression specified
54 21:35:00.432419 progress 0 % (0 MB)
55 21:35:00.435852 progress 5 % (0 MB)
56 21:35:00.439333 progress 10 % (1 MB)
57 21:35:00.442670 progress 15 % (1 MB)
58 21:35:00.446301 progress 20 % (2 MB)
59 21:35:00.449629 progress 25 % (3 MB)
60 21:35:00.452948 progress 30 % (3 MB)
61 21:35:00.456587 progress 35 % (4 MB)
62 21:35:00.459934 progress 40 % (4 MB)
63 21:35:00.463268 progress 45 % (5 MB)
64 21:35:00.466526 progress 50 % (6 MB)
65 21:35:00.470002 progress 55 % (6 MB)
66 21:35:00.473282 progress 60 % (7 MB)
67 21:35:00.476883 progress 65 % (7 MB)
68 21:35:00.480367 progress 70 % (8 MB)
69 21:35:00.483573 progress 75 % (9 MB)
70 21:35:00.486753 progress 80 % (9 MB)
71 21:35:00.489957 progress 85 % (10 MB)
72 21:35:00.493139 progress 90 % (10 MB)
73 21:35:00.496517 progress 95 % (11 MB)
74 21:35:00.499782 progress 100 % (11 MB)
75 21:35:00.499956 11 MB downloaded in 0.07 s (174.24 MB/s)
76 21:35:00.500101 end: 1.2.1 http-download (duration 00:00:00) [common]
78 21:35:00.500353 end: 1.2 download-retry (duration 00:00:00) [common]
79 21:35:00.500453 start: 1.3 download-retry (timeout 00:10:00) [common]
80 21:35:00.500548 start: 1.3.1 http-download (timeout 00:10:00) [common]
81 21:35:00.500693 downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
82 21:35:00.500762 saving as /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb
83 21:35:00.500838 total size: 42661 (0 MB)
84 21:35:00.500900 No compression specified
85 21:35:00.502036 progress 76 % (0 MB)
86 21:35:00.502338 progress 100 % (0 MB)
87 21:35:00.502472 0 MB downloaded in 0.00 s (24.94 MB/s)
88 21:35:00.502594 end: 1.3.1 http-download (duration 00:00:00) [common]
90 21:35:00.502859 end: 1.3 download-retry (duration 00:00:00) [common]
91 21:35:00.502946 start: 1.4 download-retry (timeout 00:10:00) [common]
92 21:35:00.503028 start: 1.4.1 http-download (timeout 00:10:00) [common]
93 21:35:00.503172 downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/armhf/full.rootfs.tar.xz
94 21:35:00.503239 saving as /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/nfsrootfs/full.rootfs.tar
95 21:35:00.503299 total size: 195820864 (186 MB)
96 21:35:00.503360 Using unxz to decompress xz
97 21:35:00.507590 progress 0 % (0 MB)
98 21:35:01.036562 progress 5 % (9 MB)
99 21:35:01.541468 progress 10 % (18 MB)
100 21:35:02.107959 progress 15 % (28 MB)
101 21:35:02.492275 progress 20 % (37 MB)
102 21:35:02.794032 progress 25 % (46 MB)
103 21:35:03.380951 progress 30 % (56 MB)
104 21:35:03.936545 progress 35 % (65 MB)
105 21:35:04.505740 progress 40 % (74 MB)
106 21:35:05.063140 progress 45 % (84 MB)
107 21:35:05.613720 progress 50 % (93 MB)
108 21:35:06.218236 progress 55 % (102 MB)
109 21:35:06.862714 progress 60 % (112 MB)
110 21:35:06.980045 progress 65 % (121 MB)
111 21:35:07.132326 progress 70 % (130 MB)
112 21:35:07.219412 progress 75 % (140 MB)
113 21:35:07.286479 progress 80 % (149 MB)
114 21:35:07.353281 progress 85 % (158 MB)
115 21:35:07.451838 progress 90 % (168 MB)
116 21:35:07.741284 progress 95 % (177 MB)
117 21:35:08.302826 progress 100 % (186 MB)
118 21:35:08.309241 186 MB downloaded in 7.81 s (23.92 MB/s)
119 21:35:08.309497 end: 1.4.1 http-download (duration 00:00:08) [common]
121 21:35:08.309766 end: 1.4 download-retry (duration 00:00:08) [common]
122 21:35:08.309857 start: 1.5 download-retry (timeout 00:09:52) [common]
123 21:35:08.309946 start: 1.5.1 http-download (timeout 00:09:52) [common]
124 21:35:08.310098 downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
125 21:35:08.310168 saving as /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/modules/modules.tar
126 21:35:08.310228 total size: 7403064 (7 MB)
127 21:35:08.310291 Using unxz to decompress xz
128 21:35:08.572863 progress 0 % (0 MB)
129 21:35:08.592510 progress 5 % (0 MB)
130 21:35:08.615748 progress 10 % (0 MB)
131 21:35:08.635750 progress 15 % (1 MB)
132 21:35:08.659633 progress 20 % (1 MB)
133 21:35:08.680886 progress 25 % (1 MB)
134 21:35:08.700678 progress 30 % (2 MB)
135 21:35:08.722659 progress 35 % (2 MB)
136 21:35:08.743293 progress 40 % (2 MB)
137 21:35:08.766325 progress 45 % (3 MB)
138 21:35:08.787018 progress 50 % (3 MB)
139 21:35:08.809156 progress 55 % (3 MB)
140 21:35:08.829730 progress 60 % (4 MB)
141 21:35:08.850009 progress 65 % (4 MB)
142 21:35:08.872296 progress 70 % (4 MB)
143 21:35:08.893143 progress 75 % (5 MB)
144 21:35:08.913864 progress 80 % (5 MB)
145 21:35:08.935978 progress 85 % (6 MB)
146 21:35:08.957300 progress 90 % (6 MB)
147 21:35:08.978877 progress 95 % (6 MB)
148 21:35:08.999383 progress 100 % (7 MB)
149 21:35:09.005614 7 MB downloaded in 0.70 s (10.15 MB/s)
150 21:35:09.005872 end: 1.5.1 http-download (duration 00:00:01) [common]
152 21:35:09.006143 end: 1.5 download-retry (duration 00:00:01) [common]
153 21:35:09.006234 start: 1.6 prepare-tftp-overlay (timeout 00:09:51) [common]
154 21:35:09.006327 start: 1.6.1 extract-nfsrootfs (timeout 00:09:51) [common]
155 21:35:12.393642 Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j
156 21:35:12.393859 end: 1.6.1 extract-nfsrootfs (duration 00:00:03) [common]
157 21:35:12.393959 start: 1.6.2 lava-overlay (timeout 00:09:48) [common]
158 21:35:12.394137 [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8
159 21:35:12.394271 makedir: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin
160 21:35:12.394378 makedir: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/tests
161 21:35:12.394476 makedir: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/results
162 21:35:12.394580 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-add-keys
163 21:35:12.394726 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-add-sources
164 21:35:12.394898 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-background-process-start
165 21:35:12.395027 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-background-process-stop
166 21:35:12.395155 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-common-functions
167 21:35:12.395282 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-echo-ipv4
168 21:35:12.395409 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-install-packages
169 21:35:12.395534 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-installed-packages
170 21:35:12.395658 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-os-build
171 21:35:12.395784 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-probe-channel
172 21:35:12.395909 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-probe-ip
173 21:35:12.396034 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-target-ip
174 21:35:12.396158 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-target-mac
175 21:35:12.396284 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-target-storage
176 21:35:12.396412 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-case
177 21:35:12.396537 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-event
178 21:35:12.396661 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-feedback
179 21:35:12.396783 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-raise
180 21:35:12.396907 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-reference
181 21:35:12.397033 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-runner
182 21:35:12.397157 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-set
183 21:35:12.397283 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-test-shell
184 21:35:12.397409 Updating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-add-keys (debian)
185 21:35:12.397561 Updating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-add-sources (debian)
186 21:35:12.397704 Updating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-install-packages (debian)
187 21:35:12.397843 Updating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-installed-packages (debian)
188 21:35:12.397980 Updating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/bin/lava-os-build (debian)
189 21:35:12.398102 Creating /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/environment
190 21:35:12.398198 LAVA metadata
191 21:35:12.398269 - LAVA_JOB_ID=12965456
192 21:35:12.398333 - LAVA_DISPATCHER_IP=192.168.201.1
193 21:35:12.398437 start: 1.6.2.1 ssh-authorize (timeout 00:09:48) [common]
194 21:35:12.398669 end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
195 21:35:12.398760 start: 1.6.2.2 lava-vland-overlay (timeout 00:09:48) [common]
196 21:35:12.398876 skipped lava-vland-overlay
197 21:35:12.398953 end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
198 21:35:12.399034 start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:48) [common]
199 21:35:12.399097 skipped lava-multinode-overlay
200 21:35:12.399170 end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
201 21:35:12.399248 start: 1.6.2.4 test-definition (timeout 00:09:48) [common]
202 21:35:12.399323 Loading test definitions
203 21:35:12.399409 start: 1.6.2.4.1 inline-repo-action (timeout 00:09:48) [common]
204 21:35:12.399482 Using /lava-12965456 at stage 0
205 21:35:12.399773 uuid=12965456_1.6.2.4.1 testdef=None
206 21:35:12.399860 end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
207 21:35:12.399943 start: 1.6.2.4.2 test-overlay (timeout 00:09:48) [common]
208 21:35:12.400389 end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
210 21:35:12.400655 start: 1.6.2.4.3 test-install-overlay (timeout 00:09:48) [common]
211 21:35:12.401258 end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
213 21:35:12.401484 start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:48) [common]
214 21:35:12.402022 runner path: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/0/tests/0_timesync-off test_uuid 12965456_1.6.2.4.1
215 21:35:12.402182 end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
217 21:35:12.402403 start: 1.6.2.4.5 git-repo-action (timeout 00:09:48) [common]
218 21:35:12.402473 Using /lava-12965456 at stage 0
219 21:35:12.402570 Fetching tests from https://github.com/kernelci/test-definitions.git
220 21:35:12.402657 Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/0/tests/1_kselftest-lkdtm'
221 21:35:15.777084 Running '/usr/bin/git checkout kernelci.org
222 21:35:15.930443 Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
223 21:35:15.931215 uuid=12965456_1.6.2.4.5 testdef=None
224 21:35:15.931381 end: 1.6.2.4.5 git-repo-action (duration 00:00:04) [common]
226 21:35:15.931623 start: 1.6.2.4.6 test-overlay (timeout 00:09:44) [common]
227 21:35:15.932404 end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
229 21:35:15.932628 start: 1.6.2.4.7 test-install-overlay (timeout 00:09:44) [common]
230 21:35:15.933599 end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
232 21:35:15.933834 start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:44) [common]
233 21:35:15.934757 runner path: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/0/tests/1_kselftest-lkdtm test_uuid 12965456_1.6.2.4.5
234 21:35:15.934883 BOARD='imx6q-sabrelite'
235 21:35:15.934947 BRANCH='cip-gitlab'
236 21:35:15.935009 SKIPFILE='/dev/null'
237 21:35:15.935066 SKIP_INSTALL='True'
238 21:35:15.935120 TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
239 21:35:15.935177 TST_CASENAME=''
240 21:35:15.935232 TST_CMDFILES='lkdtm'
241 21:35:15.935371 end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
243 21:35:15.935574 Creating lava-test-runner.conf files
244 21:35:15.935638 Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12965456/lava-overlay-drha2hm8/lava-12965456/0 for stage 0
245 21:35:15.935730 - 0_timesync-off
246 21:35:15.935802 - 1_kselftest-lkdtm
247 21:35:15.935898 end: 1.6.2.4 test-definition (duration 00:00:04) [common]
248 21:35:15.935986 start: 1.6.2.5 compress-overlay (timeout 00:09:44) [common]
249 21:35:23.404450 end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
250 21:35:23.404603 start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:37) [common]
251 21:35:23.404697 end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
252 21:35:23.404792 end: 1.6.2 lava-overlay (duration 00:00:11) [common]
253 21:35:23.404882 start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:37) [common]
254 21:35:23.489655 end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
255 21:35:23.490035 start: 1.6.4 extract-modules (timeout 00:09:37) [common]
256 21:35:23.490146 extracting modules file /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j
257 21:35:23.663324 extracting modules file /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk
258 21:35:23.841385 end: 1.6.4 extract-modules (duration 00:00:00) [common]
259 21:35:23.841558 start: 1.6.5 apply-overlay-tftp (timeout 00:09:37) [common]
260 21:35:23.841654 [common] Applying overlay to NFS
261 21:35:23.841728 [common] Applying overlay /var/lib/lava/dispatcher/tmp/12965456/compress-overlay-di0smbt7/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j
262 21:35:24.759918 end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
263 21:35:24.760089 start: 1.6.6 prepare-kernel (timeout 00:09:36) [common]
264 21:35:24.760191 start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:36) [common]
265 21:35:24.760289 end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
266 21:35:24.760374 end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
267 21:35:24.760459 start: 1.6.7 configure-preseed-file (timeout 00:09:36) [common]
268 21:35:24.760543 end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
269 21:35:24.760627 start: 1.6.8 compress-ramdisk (timeout 00:09:36) [common]
270 21:35:24.760701 Building ramdisk /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk
271 21:35:24.978104 >> 80207 blocks
272 21:35:26.636263 Adding RAMdisk u-boot header.
273 21:35:26.636739 mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk.cpio.gz.uboot
274 21:35:26.693303 output: Image Name:
275 21:35:26.693765 output: Created: Wed Mar 6 21:35:26 2024
276 21:35:26.693883 output: Image Type: ARM Linux RAMDisk Image (uncompressed)
277 21:35:26.693985 output: Data Size: 15340925 Bytes = 14981.37 KiB = 14.63 MiB
278 21:35:26.694090 output: Load Address: 00000000
279 21:35:26.694189 output: Entry Point: 00000000
280 21:35:26.694284 output:
281 21:35:26.694452 rename /var/lib/lava/dispatcher/tmp/12965456/extract-overlay-ramdisk-6gkzn7po/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
282 21:35:26.694731 end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
283 21:35:26.694915 end: 1.6 prepare-tftp-overlay (duration 00:00:18) [common]
284 21:35:26.695066 start: 1.7 lxc-create-udev-rule-action (timeout 00:09:34) [common]
285 21:35:26.695192 No LXC device requested
286 21:35:26.695316 end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
287 21:35:26.695441 start: 1.8 deploy-device-env (timeout 00:09:34) [common]
288 21:35:26.695566 end: 1.8 deploy-device-env (duration 00:00:00) [common]
289 21:35:26.695684 Checking files for TFTP limit of 4294967296 bytes.
290 21:35:26.696349 end: 1 tftp-deploy (duration 00:00:26) [common]
291 21:35:26.696502 start: 2 uboot-action (timeout 00:05:00) [common]
292 21:35:26.696640 start: 2.1 uboot-from-media (timeout 00:05:00) [common]
293 21:35:26.696765 end: 2.1 uboot-from-media (duration 00:00:00) [common]
294 21:35:26.696891 start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
295 21:35:26.697126 substitutions:
296 21:35:26.697231 - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
297 21:35:26.697329 - {DTB_ADDR}: 0x13f00000
298 21:35:26.697421 - {DTB}: 12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb
299 21:35:26.697511 - {INITRD}: 12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
300 21:35:26.697596 - {KERNEL_ADDR}: 0x10000000
301 21:35:26.697685 - {KERNEL}: 12965456/tftp-deploy-29duw6bv/kernel/zImage
302 21:35:26.697775 - {LAVA_MAC}: None
303 21:35:26.697865 - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j
304 21:35:26.697961 - {NFS_SERVER_IP}: 192.168.201.1
305 21:35:26.698052 - {PRESEED_CONFIG}: None
306 21:35:26.698143 - {PRESEED_LOCAL}: None
307 21:35:26.698234 - {RAMDISK_ADDR}: 0x14000000
308 21:35:26.698325 - {RAMDISK}: 12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
309 21:35:26.698415 - {ROOT_PART}: None
310 21:35:26.698505 - {ROOT}: None
311 21:35:26.698597 - {SERVER_IP}: 192.168.201.1
312 21:35:26.698687 - {TEE_ADDR}: 0x83000000
313 21:35:26.698792 - {TEE}: None
314 21:35:26.698885 Parsed boot commands:
315 21:35:26.698975 - setenv autoload no
316 21:35:26.699066 - setenv initrd_high 0xffffffff
317 21:35:26.699160 - setenv fdt_high 0xffffffff
318 21:35:26.699253 - dhcp
319 21:35:26.699344 - setenv serverip 192.168.201.1
320 21:35:26.699435 - tftp 0x10000000 12965456/tftp-deploy-29duw6bv/kernel/zImage
321 21:35:26.699524 - tftp 0x14000000 12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
322 21:35:26.699609 - setenv initrd_size ${filesize}
323 21:35:26.699697 - tftp 0x13f00000 12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb
324 21:35:26.699788 - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
325 21:35:26.699885 - bootz 0x10000000 0x14000000 0x13f00000
326 21:35:26.700000 end: 2.2 bootloader-overlay (duration 00:00:00) [common]
328 21:35:26.700349 start: 2.3 connect-device (timeout 00:05:00) [common]
329 21:35:26.700466 [common] connect-device Connecting to device using '/usr/bin/console -f -k -M localhost imx6q-sabrelite-lava-cbg-1'
330 21:35:26.705184 Setting prompt string to ['lava-test: # ']
331 21:35:26.705622 end: 2.3 connect-device (duration 00:00:00) [common]
332 21:35:26.705766 start: 2.4 uboot-commands (timeout 00:05:00) [common]
333 21:35:26.705905 start: 2.4.1 reset-device (timeout 00:05:00) [common]
334 21:35:26.706039 start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
335 21:35:26.706308 Calling: 'pduclient' '--daemon=localhost' '--hostname=pms-0' '--port=2' '--command=reboot'
336 21:35:31.822435 >> Command sent successfully.
337 21:35:31.825968 Returned 0 in 5 seconds
338 21:35:31.926757 end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
340 21:35:31.928204 end: 2.4.1 reset-device (duration 00:00:05) [common]
341 21:35:31.928879 start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
342 21:35:31.929481 Setting prompt string to ['Hit any key to stop autoboot']
343 21:35:31.929981 bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
344 21:35:31.931232 [Enter `^Ec?' for help]
345 21:35:34.429018
346 21:35:34.429540
347 21:35:34.460496 U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)
348 21:35:34.460678
349 21:35:34.460803 CPU: Freescale i.MX6Q rev1.0 at 792 MHz
350 21:35:34.460922 Reset cause: POR
351 21:35:34.461033 Model: Freescale i.MX6 Quad SABRE Lite Board
352 21:35:34.461142 Board: SABRE Lite
353 21:35:34.461248 I2C: ready
354 21:35:34.461361 DRAM: 1 GiB
355 21:35:34.551323 MMC: FSL_SDHC: 0, FSL_SDHC: 1
356 21:35:34.551906 Loading Environment from SPIFlash... SF: Detected sst25vf016b with page size 256 Bytes, erase size 4 KiB, total 2 MiB
357 21:35:34.552308 *** Warning - bad CRC, using default environment
358 21:35:34.552699
359 21:35:34.553038 In: serial
360 21:35:34.553368 Out: serial
361 21:35:34.553691 Err: serial
362 21:35:34.554007 Net: using phy at 6
363 21:35:34.572550 FEC [PRIME], usb_ether
364 21:35:34.573071 Error: usb_ether address not set.
365 21:35:34.573411
366 21:35:34.573728 starting USB...
367 21:35:34.574033 Bus usb@2184000: usb dr_mode not found
368 21:35:34.620150 Bus usb@2184200: USB EHCI 1.00
369 21:35:37.669116 scanning bus usb@2184000 for devices... 1 USB Device(s) found
370 21:35:42.812864 scanning bus usb@2184200 for devices... 2 USB Device(s) found
371 21:35:42.813367 scanning usb for storage devices... 0 Storage Device(s) found
372 21:35:42.813723 scanning usb for ethernet devices... 0 Ethernet Device(s) found
374 21:35:42.976177 Hit any key to stop autoboot: 3
375 21:35:42.976959 end: 2.4.2 bootloader-interrupt (duration 00:00:11) [common]
376 21:35:42.977621 start: 2.4.3 bootloader-commands (timeout 00:04:44) [common]
377 21:35:42.978066 Setting prompt string to ['=>']
378 21:35:42.978527 bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:44)
379 21:35:42.988674 0
380 21:35:42.989763 Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
381 21:35:42.990240 Sending with 10 millisecond of delay
383 21:35:44.130282 => setenv autoload no
384 21:35:44.141164 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:43)
385 21:35:44.146230 setenv autoload no
386 21:35:44.146490 Sending with 10 millisecond of delay
388 21:35:45.947069 => setenv initrd_high 0xffffffff
389 21:35:45.957967 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:41)
390 21:35:45.962989 setenv initrd_high 0xffffffff
391 21:35:45.963854 Sending with 10 millisecond of delay
393 21:35:47.587318 => setenv fdt_high 0xffffffff
394 21:35:47.598318 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:39)
395 21:35:47.599208 setenv fdt_high 0xffffffff
396 21:35:47.599923 Sending with 10 millisecond of delay
398 21:35:47.892715 => dhcp
399 21:35:47.903499 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:39)
400 21:35:47.904326 dhcp
401 21:35:48.008950 BOOTP broadcast 1
402 21:35:48.025629 DHCP client bound to address 192.168.201.12 (19 ms)
403 21:35:48.026003 Sending with 10 millisecond of delay
405 21:35:49.830237 => setenv serverip 192.168.201.1
406 21:35:49.841199 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:37)
407 21:35:49.842036 setenv serverip 192.168.201.1
408 21:35:49.848961 Sending with 10 millisecond of delay
410 21:35:53.468554 => tftp 0x10000000 12965456/tftp-deploy-29duw6bv/kernel/zImage
411 21:35:53.479314 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:33)
412 21:35:53.480127 tftp 0x10000000 12965456/tftp-deploy-29duw6bv/kernel/zImage
413 21:35:53.573730 Using FEC device
414 21:35:53.600770 TFTP from server 192.168.201.1; our IP address is 192.168.201.12
415 21:35:53.601344 Filename '12965456/tftp-deploy-29duw6bv/kernel/zImage'.
416 21:35:53.601892 Load address: 0x10000000
417 21:35:53.856626 Loading: *#################################################################
418 21:35:54.032259 #################################################################
419 21:35:54.239921 #################################################################
420 21:35:54.431720 #################################################################
421 21:35:54.623801 #################################################################
422 21:35:54.815534 #################################################################
423 21:35:54.991634 #################################################################
424 21:35:55.183490 #################################################################
425 21:35:55.375229 #################################################################
426 21:35:55.551336 #################################################################
427 21:35:55.727002 #################################################################
428 21:35:55.887196 #################################################################
429 21:35:56.062932 #################################################################
430 21:35:56.095079 ###########
431 21:35:56.095207 4.8 MiB/s
432 21:35:56.095300 done
433 21:35:56.111115 Bytes transferred = 12558848 (bfa200 hex)
434 21:35:56.111508 Sending with 10 millisecond of delay
436 21:36:00.684651 => tftp 0x14000000 12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
437 21:36:00.695473 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:26)
438 21:36:00.700827 tftp 0x14000000 12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot
439 21:36:00.819357 Using FEC device
440 21:36:00.819887 TFTP from server 192.168.201.1; our IP address is 192.168.201.12
441 21:36:00.820241 Filename '12965456/tftp-deploy-29duw6bv/ramdisk/ramdisk.cpio.gz.uboot'.
442 21:36:00.820564 Load address: 0x14000000
443 21:36:01.107228 Loading: *#################################################################
444 21:36:01.379023 #################################################################
445 21:36:01.666926 #################################################################
446 21:36:01.970898 #################################################################
447 21:36:02.242090 #################################################################
448 21:36:02.449940 #################################################################
449 21:36:02.722350 #################################################################
450 21:36:02.946315 #################################################################
451 21:36:03.234146 #################################################################
452 21:36:03.489471 #################################################################
453 21:36:03.681122 #################################################################
454 21:36:03.905237 #################################################################
455 21:36:04.113034 #################################################################
456 21:36:04.336676 #################################################################
457 21:36:04.560732 #################################################################
458 21:36:04.768445 #################################################################
459 21:36:04.784670 ######
460 21:36:04.784768 3.7 MiB/s
461 21:36:04.800842 done
462 21:36:04.800953 Bytes transferred = 15340989 (ea15bd hex)
463 21:36:04.801219 Sending with 10 millisecond of delay
465 21:36:06.660858 => setenv initrd_size ${filesize}
466 21:36:06.671569 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:20)
467 21:36:06.672282 setenv initrd_size ${filesize}
468 21:36:06.672915 Sending with 10 millisecond of delay
470 21:36:10.894127 => tftp 0x13f00000 12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb
471 21:36:10.904909 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:16)
472 21:36:10.909152 tftp 0x13f00000 12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb
473 21:36:11.029085 Using FEC device
474 21:36:11.029615 TFTP from server 192.168.201.1; our IP address is 192.168.201.12
475 21:36:11.029963 Filename '12965456/tftp-deploy-29duw6bv/dtb/imx6q-sabrelite.dtb'.
476 21:36:11.030284 Load address: 0x13f00000
477 21:36:11.055107 Loading: *###
478 21:36:11.055646 2.1 MiB/s
479 21:36:11.055993 done
480 21:36:11.056311 Bytes transferred = 42661 (a6a5 hex)
481 21:36:11.056902 Sending with 10 millisecond of delay
483 21:36:24.652702 => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
484 21:36:24.663644 bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:02)
485 21:36:24.664349 setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
486 21:36:24.664994 Sending with 10 millisecond of delay
488 21:36:27.015099 => bootz 0x10000000 0x14000000 0x13f00000
489 21:36:27.026010 Setting prompt string to ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
490 21:36:27.026594 bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:00)
491 21:36:27.059834 bootz 0x10000000 0x14000000 0x13f00000
492 21:36:27.060364 Kernel image @ 0x10000000 [ 0x000000 - 0xbfa200 ]
493 21:36:27.060712 ## Loading init Ramdisk from Legacy Image at 14000000 ...
494 21:36:27.061036 Image Name:
495 21:36:27.061341 Image Type: ARM Linux RAMDisk Image (uncompressed)
496 21:36:27.061643 Data Size: 15340925 Bytes = 14.6 MiB
497 21:36:27.061942 Load Address: 00000000
498 21:36:27.062236 Entry Point: 00000000
499 21:36:27.248831 Verifying Checksum ... OK
500 21:36:27.249358 ## Flattened Device Tree blob at 13f00000
501 21:36:27.249708 Booting using the fdt blob at 0x13f00000
502 21:36:27.250031 Using Device Tree in place at 13f00000, end 13f0d6a4
503 21:36:27.250345
504 21:36:27.250648 Starting kernel ...
505 21:36:27.250992
506 21:36:27.251736 end: 2.4.3 bootloader-commands (duration 00:00:44) [common]
507 21:36:27.252195 start: 2.4.4 auto-login-action (timeout 00:03:59) [common]
508 21:36:27.252563 Setting prompt string to ['Linux version [0-9]']
509 21:36:27.252908 Setting prompt string to ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
510 21:36:27.253272 auto-login-action: Wait for prompt ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:05:00)
511 21:36:28.291938 [ 0.000000] Booting Linux on physical CPU 0x0
512 21:36:28.292498 [ 0.000000] Linux version 5.10.212-cip44 (KernelCI@build-j132469-arm-gcc-10-multi-v7-defconfig-kselftest-l78c2) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Mar 6 21:21:06 UTC 2024
513 21:36:28.292897 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d
514 21:36:28.293236 [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
515 21:36:28.294045 start: 2.4.4.1 login-action (timeout 00:03:58) [common]
516 21:36:28.294452 The string '/ #' does not look like a typical prompt and could match status messages instead. Please check the job log files and use a prompt string which matches the actual prompt string more closely.
517 21:36:28.294844 Setting prompt string to []
518 21:36:28.295226 Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
519 21:36:28.295570 Using line separator: #'\n'#
520 21:36:28.295868 No login prompt set.
521 21:36:28.296170 Parsing kernel messages
522 21:36:28.296518 ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
523 21:36:28.297065 [login-action] Waiting for messages, (timeout 00:03:58)
524 21:36:28.297406 Waiting using forced prompt support (timeout 00:01:59)
525 21:36:28.335146 [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board
526 21:36:28.335380 [ 0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '')
527 21:36:28.335511 [ 0.000000] printk: bootconsole [ec_imx21] enabled
528 21:36:28.335628 [ 0.000000] Memory policy: Data cache writealloc
529 21:36:28.335739 [ 0.000000] efi: UEFI not found.
530 21:36:28.335849 [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring
531 21:36:28.335955 [ 0.000000] cma: Reserved 64 MiB at 0x4c000000
532 21:36:28.336058 [ 0.000000] Zone ranges:
533 21:36:28.336159 [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff]
534 21:36:28.377532 [ 0.000000] Normal empty
535 21:36:28.378059 [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff]
536 21:36:28.378405 [ 0.000000] Movable zone start for each node
537 21:36:28.378724 [ 0.000000] Early memory node ranges
538 21:36:28.379066 [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff]
539 21:36:28.379376 [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]
540 21:36:28.452874 [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
541 21:36:28.453405 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608
542 21:36:28.453755 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
543 21:36:28.454109 <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
544 21:36:28.479822 <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
545 21:36:28.480353 <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
546 21:36:28.669696 <6>[ 0.000000] Memory: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8144K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem)
547 21:36:28.670289 <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
548 21:36:28.670643 <6>[ 0.000000] ftrace: allocating 56146 entries in 165 pages
549 21:36:29.022427 <6>[ 0.000000] ftrace: allocated 165 pages with 4 groups
550 21:36:29.022982 <6>[ 0.000000] Running RCU self tests
551 21:36:29.023333 <6>[ 0.000000] rcu: Hierarchical RCU implementation.
552 21:36:29.023654 <6>[ 0.000000] rcu: RCU event tracing is enabled.
553 21:36:29.023965 <6>[ 0.000000] rcu: RCU lockdep checking is enabled.
554 21:36:29.024270 <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.
555 21:36:29.024575 <6>[ 0.000000] Rude variant of Tasks RCU enabled.
556 21:36:29.024872 <6>[ 0.000000] Tracing variant of Tasks RCU enabled.
557 21:36:29.049420 <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
558 21:36:29.049962 <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
559 21:36:29.140135 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
560 21:36:29.140670 <6>[ 0.000000] L2C-310 errata 752271 769419 enabled
561 21:36:29.141021 <6>[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9
562 21:36:29.141348 <6>[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9
563 21:36:29.141664 <6>[ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines
564 21:36:29.141971 <6>[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled
565 21:36:29.142272 <6>[ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB
566 21:36:29.142569 <6>[ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001
567 21:36:29.237613 <6>[ 0.000000] Switching to timer-based delay loop, resolution 15ns
568 21:36:29.238139 <6>[ 0.000009] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns
569 21:36:29.238488 <6>[ 0.008095] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns
570 21:36:29.238870 <6>[ 0.022452] Console: colour dummy device 80x30
571 21:36:29.239198 <4>[ 0.024357] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
572 21:36:29.239662 <4>[ 0.032364] ... MAX_LOCKDEP_SUBCLASSES: 8
573 21:36:29.281058 <4>[ 0.036710] ... MAX_LOCK_DEPTH: 48
574 21:36:29.281584 <4>[ 0.041122] ... MAX_LOCKDEP_KEYS: 8192
575 21:36:29.281922 <4>[ 0.045755] ... CLASSHASH_SIZE: 4096
576 21:36:29.282236 <4>[ 0.050344] ... MAX_LOCKDEP_ENTRIES: 32768
577 21:36:29.282535 <4>[ 0.055040] ... MAX_LOCKDEP_CHAINS: 65536
578 21:36:29.282869 <4>[ 0.059762] ... CHAINHASH_SIZE: 32768
579 21:36:29.283167 <4>[ 0.064437] memory used by lock dependency info: 4061 kB
580 21:36:29.283460 <4>[ 0.070115] memory used for stack traces: 2112 kB
581 21:36:29.283749 <4>[ 0.075138] per task-struct memory footprint: 1536 bytes
582 21:36:29.324042 <6>[ 0.080872] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000)
583 21:36:29.324590 <6>[ 0.091525] CPU: Testing write buffer coherency: ok
584 21:36:29.324930 <6>[ 0.096662] CPU0: Spectre v2: using BPIALL workaround
585 21:36:29.325248 <6>[ 0.101937] pid_max: default: 32768 minimum: 301
586 21:36:29.325558 <6>[ 0.107128] LSM: Security Framework initializing
587 21:36:29.325858 <6>[ 0.111757] LSM support for eBPF active
588 21:36:29.326150 <6>[ 0.115914] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
589 21:36:29.374404 <6>[ 0.123357] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
590 21:36:29.374968 <6>[ 0.134772] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
591 21:36:29.375313 <6>[ 0.141279] Setting up static identity map for 0x10300000 - 0x103000ac
592 21:36:29.375633 <6>[ 0.147663] rcu: Hierarchical SRCU implementation.
593 21:36:29.375938 <6>[ 0.158960] EFI services will not be available.
594 21:36:29.376234 <6>[ 0.162020] smp: Bringing up secondary CPUs ...
595 21:36:29.376522 <6>[ 0.168537] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
596 21:36:29.418085 <6>[ 0.168553] CPU1: Spectre v2: using BPIALL workaround
597 21:36:29.418616 <6>[ 0.180310] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
598 21:36:29.419008 <6>[ 0.180326] CPU2: Spectre v2: using BPIALL workaround
599 21:36:29.419330 <6>[ 0.191750] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
600 21:36:29.419639 <6>[ 0.191764] CPU3: Spectre v2: using BPIALL workaround
601 21:36:29.419943 <6>[ 0.200796] smp: Brought up 1 node, 4 CPUs
602 21:36:29.420239 <6>[ 0.204509] SMP: Total of 4 processors activated (528.00 BogoMIPS).
603 21:36:29.420531 <6>[ 0.211130] CPU: All CPU(s) started in SVC mode.
604 21:36:29.434140 <6>[ 0.218351] devtmpfs: initialized
605 21:36:29.527518 <6>[ 0.265848] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
606 21:36:29.528067 <6>[ 0.273252] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
607 21:36:29.528414 <6>[ 0.281200] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
608 21:36:29.528732 <6>[ 0.292893] pinctrl core: initialized pinctrl subsystem
609 21:36:29.529034 <6>[ 0.301825] DMI not present or invalid.
610 21:36:29.529331 <6>[ 0.305217] NET: Registered protocol family 16
611 21:36:29.529622 <6>[ 0.317365] DMA: preallocated 256 KiB pool for atomic coherent allocations
612 21:36:29.553762 <6>[ 0.330009] thermal_sys: Registered thermal governor 'step_wise'
613 21:36:29.554295 <6>[ 0.330501] cpuidle: using governor menu
614 21:36:29.554634 <6>[ 0.338611] CPU identified as i.MX6Q, silicon rev 1.0
615 21:36:30.193692 <6>[ 0.979920] vdd1p1: supplied by regulator-dummy
616 21:36:30.225362 <6>[ 1.009006] vdd3p0: supplied by regulator-dummy
617 21:36:30.241528 <6>[ 1.037671] vdd2p5: supplied by regulator-dummy
618 21:36:30.273557 <6>[ 1.066384] vddarm: supplied by regulator-dummy
619 21:36:30.305477 <6>[ 1.095826] vddpu: supplied by regulator-dummy
620 21:36:30.337598 <6>[ 1.123664] vddsoc: supplied by regulator-dummy
621 21:36:31.492969 <6>[ 2.264507] No ATAGs?
622 21:36:31.493496 <6>[ 2.265311] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
623 21:36:31.493841 <6>[ 2.272542] hw-breakpoint: maximum watchpoint size is 4 bytes.
624 21:36:31.513654 <6>[ 2.295413] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver
625 21:36:31.529371 <6>[ 2.324927] Serial: AMBA PL011 UART driver
626 21:36:31.593858 <6>[ 2.381300] Kprobes globally optimized
627 21:36:31.733450 <6>[ 2.484272] iommu: Default domain type: Translated
628 21:36:31.733980 <6>[ 2.488752] vgaarb: loaded
629 21:36:31.734317 <5>[ 2.493703] SCSI subsystem initialized
630 21:36:31.734631 <6>[ 2.497190] usbcore: registered new interface driver usbfs
631 21:36:31.734990 <6>[ 2.500881] usbcore: registered new interface driver hub
632 21:36:31.735295 <6>[ 2.506419] usbcore: registered new device driver usb
633 21:36:31.735678 <6>[ 2.518355] i2c i2c-0: IMX I2C adapter registered
634 21:36:31.735978 <6>[ 2.526476] i2c i2c-1: IMX I2C adapter registered
635 21:36:31.766502 <6>[ 2.532565] i2c i2c-2: IMX I2C adapter registered
636 21:36:31.767063 <6>[ 2.538784] pps_core: LinuxPPS API ver. 1 registered
637 21:36:31.767405 <6>[ 2.541179] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
638 21:36:31.767726 <6>[ 2.550679] PTP clock support registered
639 21:36:31.782344 <6>[ 2.569751] clocksource: Switched to clocksource mxc_timer1
640 21:36:33.585084 <6>[ 4.341189] NET: Registered protocol family 2
641 21:36:33.585611 <6>[ 4.343642] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
642 21:36:33.585956 <6>[ 4.353669] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)
643 21:36:33.586283 <6>[ 4.359741] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
644 21:36:33.586594 <6>[ 4.367737] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)
645 21:36:33.586933 <6>[ 4.376491] TCP: Hash tables configured (established 8192 bind 8192)
646 21:36:33.628053 <6>[ 4.382982] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)
647 21:36:33.628602 <6>[ 4.389583] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)
648 21:36:33.628946 <6>[ 4.396461] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)
649 21:36:33.629265 <6>[ 4.404216] NET: Registered protocol family 1
650 21:36:33.629570 <6>[ 4.410766] RPC: Registered named UNIX socket transport module.
651 21:36:33.629871 <6>[ 4.414282] RPC: Registered udp transport module.
652 21:36:33.630163 <6>[ 4.419227] RPC: Registered tcp transport module.
653 21:36:33.659767 <6>[ 4.424300] RPC: Registered tcp NFSv4.1 backchannel transport module.
654 21:36:33.660290 <6>[ 4.430952] NET: Registered protocol family 44
655 21:36:33.660633 <6>[ 4.435625] PCI: CLS 0 bytes, default 64
656 21:36:33.660951 <6>[ 4.441950] Trying to unpack rootfs image as initramfs...
657 21:36:35.451696 <6>[ 6.207179] Freeing initrd memory: 14984K
658 21:36:35.452486 <4>[ 6.209817] hw perfevents: no interrupt-affinity property for /pmu, guessing.
659 21:36:35.452857 <6>[ 6.217112] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available
660 21:36:35.453181 <5>[ 6.232557] Initialise system trusted keyrings
661 21:36:35.453491 <6>[ 6.235382] workingset: timestamp_bits=30 max_order=18 bucket_order=0
662 21:36:35.527420 <6>[ 6.283704] squashfs: version 4.0 (2009/01/31) Phillip Lougher
663 21:36:35.527948 <5>[ 6.290186] NFS: Registering the id_resolver key type
664 21:36:35.528289 <5>[ 6.292794] Key type id_resolver registered
665 21:36:35.528603 <5>[ 6.297118] Key type id_legacy registered
666 21:36:35.528906 <6>[ 6.301964] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
667 21:36:35.529207 <6>[ 6.308392] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
668 21:36:35.529501 <6>[ 6.316200] ntfs: driver 2.1.32 [Flags: R/O].
669 21:36:35.529789 <5>[ 6.322461] Key type asymmetric registered
670 21:36:35.569093 <5>[ 6.325030] Asymmetric key parser 'x509' registered
671 21:36:35.569622 <6>[ 6.330462] bounce: pool size: 64 pages
672 21:36:35.569965 <6>[ 6.334279] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
673 21:36:35.570285 <6>[ 6.341938] io scheduler mq-deadline registered
674 21:36:35.570587 <6>[ 6.346615] io scheduler kyber registered
675 21:36:35.570943 <4>[ 6.351713] test_firmware: interface ready
676 21:36:35.728046 <6>[ 6.511629] mxs-dma 110000.dma-controller: initialized
677 21:36:35.799238 <4>[ 6.571149] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2
678 21:36:35.799776 <6>[ 6.579156] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware
679 21:36:36.002042 <6>[ 6.784785] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled
680 21:36:36.050598 <6>[ 6.806620] SuperH (H)SCI(F) driver initialized
681 21:36:36.051179 <6>[ 6.811249] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX
682 21:36:36.051530 <6>[ 6.822115] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX
683 21:36:36.051852 <6>[ 6.828546] printk: console [ttymxc1] enabled
684 21:36:36.052156 <6>[ 6.828546] printk: console [ttymxc1] enabled
685 21:36:36.052455 <6>[ 6.837460] printk: bootconsole [ec_imx21] disabled
686 21:36:36.052748 <6>[ 6.837460] printk: bootconsole [ec_imx21] disabled
687 21:36:36.084137 <6>[ 6.853465] msm_serial: driver initialized
688 21:36:36.084669 <6>[ 6.858790] STMicroelectronics ASC driver initialized
689 21:36:36.085012 <6>[ 6.870149] STM32 USART driver initialized
690 21:36:36.112134 <6>[ 6.894773] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
691 21:36:36.146019 <4>[ 6.914828] panel-simple panel-lcd: supply power not found, using dummy regulator
692 21:36:36.146554 <4>[ 6.923400] panel-simple panel-lcd: Specify missing connector_type
693 21:36:36.146937 <4>[ 6.931295] panel-simple panel-lvds0: supply power not found, using dummy regulator
694 21:36:36.194069 <6>[ 6.979295] brd: module loaded
695 21:36:36.225867 <6>[ 7.023751] loop: module loaded
696 21:36:36.246846 <6>[ 7.030010] lkdtm: No crash points registered, enable through debugfs
697 21:36:36.291488 <6>[ 7.050785] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024
698 21:36:36.292020 <6>[ 7.059007] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480
699 21:36:36.292360 <6>[ 7.067364] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000
700 21:36:36.292679 <6>[ 7.075886] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000
701 21:36:36.292987 <4>[ 7.084150] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator
702 21:36:36.346295 <4>[ 7.092643] ahci-imx 2200000.sata: supply phy not found, using dummy regulator
703 21:36:36.346864 <4>[ 7.100615] ahci-imx 2200000.sata: supply target not found, using dummy regulator
704 21:36:36.347214 <6>[ 7.112099] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled
705 21:36:36.347535 <6>[ 7.119382] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode
706 21:36:36.347847 <6>[ 7.128548] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst
707 21:36:36.348147 <6>[ 7.142705] scsi host0: ahci-imx
708 21:36:36.387331 <6>[ 7.148246] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84
709 21:36:36.423857 <6>[ 7.206885] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded
710 21:36:36.424441 <6>[ 7.220169] pps pps0: new PPS source ptp0
711 21:36:36.506750 <6>[ 7.264003] fec 2188000.ethernet eth0: registered PHC device 0
712 21:36:36.507319 <6>[ 7.274465] e1000e: Intel(R) PRO/1000 Network Driver
713 21:36:36.507665 <6>[ 7.279773] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
714 21:36:36.507984 <6>[ 7.286189] igb: Intel(R) Gigabit Ethernet Network Driver
715 21:36:36.508291 <6>[ 7.291920] igb: Copyright (c) 2007-2014 Intel Corporation.
716 21:36:36.558103 <6>[ 7.317591] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
717 21:36:36.558633 <6>[ 7.325465] usbcore: registered new interface driver pegasus
718 21:36:36.559030 <6>[ 7.331656] usbcore: registered new interface driver asix
719 21:36:36.559352 <6>[ 7.337474] usbcore: registered new interface driver ax88179_178a
720 21:36:36.559656 <6>[ 7.344025] usbcore: registered new interface driver cdc_ether
721 21:36:36.559958 <6>[ 7.350386] usbcore: registered new interface driver smsc75xx
722 21:36:36.599380 <6>[ 7.356606] usbcore: registered new interface driver smsc95xx
723 21:36:36.599915 <6>[ 7.362814] usbcore: registered new interface driver net1080
724 21:36:36.600260 <6>[ 7.368887] usbcore: registered new interface driver cdc_subset
725 21:36:36.600578 <6>[ 7.375274] usbcore: registered new interface driver zaurus
726 21:36:36.600884 <6>[ 7.381454] usbcore: registered new interface driver cdc_ncm
727 21:36:36.645381 <6>[ 7.398987] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
728 21:36:36.645912 <6>[ 7.405924] ehci-pci: EHCI PCI platform driver
729 21:36:36.646252 <6>[ 7.410843] ehci-platform: EHCI generic platform driver
730 21:36:36.646591 <6>[ 7.417295] ehci-orion: EHCI orion driver
731 21:36:36.646978 <6>[ 7.422457] SPEAr-ehci: EHCI SPEAr driver
732 21:36:36.647285 <6>[ 7.427513] ehci-st: EHCI STMicroelectronics driver
733 21:36:36.647581 <6>[ 7.433479] ehci-exynos: EHCI Exynos driver
734 21:36:36.647868 <6>[ 7.438742] ehci-atmel: EHCI Atmel driver
735 21:36:36.648153 <6>[ 7.443840] tegra-ehci: Tegra EHCI driver
736 21:36:36.692291 <6>[ 7.448928] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
737 21:36:36.692824 <6>[ 7.455516] ohci-pci: OHCI PCI platform driver
738 21:36:36.693167 <6>[ 7.460427] ohci-platform: OHCI generic platform driver
739 21:36:36.693483 <6>[ 7.466807] SPEAr-ohci: OHCI SPEAr driver
740 21:36:36.693785 <6>[ 7.471912] ohci-st: OHCI STMicroelectronics driver
741 21:36:36.694084 <6>[ 7.477859] ohci-atmel: OHCI Atmel driver
742 21:36:36.694374 <6>[ 7.482487] ata1: SATA link down (SStatus 0 SControl 300)
743 21:36:36.694666 <6>[ 7.486112] usbcore: registered new interface driver usb-storage
744 21:36:36.735270 <6>[ 7.488514] ahci-imx 2200000.sata: no device found, disabling link.
745 21:36:36.735798 <6>[ 7.501167] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug
746 21:36:36.736150 <6>[ 7.524047] i2c /dev entries driver
747 21:36:36.863018 <6>[ 7.602118] sdhci: Secure Digital Host Controller Interface driver
748 21:36:36.863557 <6>[ 7.608595] sdhci: Copyright(c) Pierre Ossman
749 21:36:36.863908 <6>[ 7.621925] Synopsys Designware Multimedia Card Interface Driver
750 21:36:36.864230 <6>[ 7.634856] sdhci-pltfm: SDHCI platform and OF driver helper
751 21:36:36.864543 <6>[ 7.644398] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO
752 21:36:36.864849 <6>[ 7.649934] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO
753 21:36:36.865147 <6>[ 7.651316] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO
754 21:36:36.903329 <6>[ 7.661967] ledtrig-cpu: registered to indicate activity on CPUs
755 21:36:36.903860 <6>[ 7.671773] usbcore: registered new interface driver usbhid
756 21:36:36.904211 <6>[ 7.677638] usbhid: USB HID core driver
757 21:36:36.948487 <6>[ 7.693645] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA
758 21:36:36.949018 <6>[ 7.695643] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA
759 21:36:36.949364 <6>[ 7.705168] netem: version 1.3
760 21:36:36.949685 <6>[ 7.711668] ipip: IPv4 and MPLS over IPv4 tunneling driver
761 21:36:36.950000 <6>[ 7.719771] IPv4 over IPsec tunneling driver
762 21:36:36.950307 <6>[ 7.728695] NET: Registered protocol family 10
763 21:36:36.950606 <6>[ 7.738684] Segment Routing with IPv6
764 21:36:36.950944 <6>[ 7.741305] mmc2: new high speed SDHC card at address 0001
765 21:36:36.991318 <6>[ 7.748200] NET: Registered protocol family 17
766 21:36:36.991851 <6>[ 7.752170] mmcblk2: mmc2:0001 SD 14.8 GiB
767 21:36:36.992200 <6>[ 7.754864] 8021q: 802.1Q VLAN Support v1.8
768 21:36:36.992523 <5>[ 7.763270] Key type dns_resolver registered
769 21:36:37.020432 <4>[ 7.779360] GPT:Primary header thinks Alt. header is not at the end of the disk.
770 21:36:37.020963 <6>[ 7.779870] ThumbEE CPU extension supported.
771 21:36:37.021486 <4>[ 7.787308] GPT:7812499 != 30965759
772 21:36:37.021879 <5>[ 7.791876] Registering SWP/SWPB emulation handler
773 21:36:37.022207 <4>[ 7.795580] GPT:Alternate GPT header not at the end of the disk.
774 21:36:37.022520 <5>[ 7.802193] Loading compiled-in X.509 certificates
775 21:36:37.022869 <4>[ 7.806974] GPT:7812499 != 30965759
776 21:36:37.023178 <4>[ 7.815869] GPT: Use GNU Parted to correct GPT errors.
777 21:36:37.063264 <6>[ 7.821451] mmcblk2: p1 p2 p3
778 21:36:37.235254 <4>[ 7.994588] panel-simple panel-lcd: supply power not found, using dummy regulator
779 21:36:37.235782 <4>[ 8.003349] panel-simple panel-lcd: Specify missing connector_type
780 21:36:37.236129 <4>[ 8.017284] panel-simple panel-lvds0: supply power not found, using dummy regulator
781 21:36:37.291729 <4>[ 8.055835] imx_usb 2184200.usb: No over current polarity defined
782 21:36:37.292256 <6>[ 8.069455] ci_hdrc ci_hdrc.1: EHCI Host Controller
783 21:36:37.292605 <6>[ 8.075113] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
784 21:36:37.328548 <6>[ 8.111188] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
785 21:36:37.349444 <6>[ 8.130490] hub 1-0:1.0: USB hub found
786 21:36:37.349974 <6>[ 8.135115] hub 1-0:1.0: 1 port detected
787 21:36:37.381730 <3>[ 8.150154] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data
788 21:36:37.382267 <3>[ 8.157768] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem
789 21:36:37.382619 <4>[ 8.166271] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22
790 21:36:37.436522 <4>[ 8.195063] panel-simple panel-lcd: supply power not found, using dummy regulator
791 21:36:37.437055 <4>[ 8.203658] panel-simple panel-lcd: Specify missing connector_type
792 21:36:37.437403 <4>[ 8.217529] panel-simple panel-lvds0: supply power not found, using dummy regulator
793 21:36:37.491447 <4>[ 8.250147] panel-simple panel-lcd: supply power not found, using dummy regulator
794 21:36:37.491974 <4>[ 8.258681] panel-simple panel-lcd: Specify missing connector_type
795 21:36:37.492324 <4>[ 8.272628] panel-simple panel-lvds0: supply power not found, using dummy regulator
796 21:36:37.507146 <6>[ 8.292435] input: gpio-keys as /devices/platform/gpio-keys/input/input0
797 21:36:37.563658 <4>[ 8.323855] panel-simple panel-lcd: supply power not found, using dummy regulator
798 21:36:37.564197 <4>[ 8.332453] panel-simple panel-lcd: Specify missing connector_type
799 21:36:37.564548 <4>[ 8.346515] panel-simple panel-lvds0: supply power not found, using dummy regulator
800 21:36:37.592070 <6>[ 8.369514] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL)
801 21:36:37.767217 <6>[ 8.549985] usb 1-1: new high-speed USB device number 2 using ci_hdrc
802 21:36:37.959341 <6>[ 8.758230] hub 1-1:1.0: USB hub found
803 21:36:37.975110 <6>[ 8.763209] hub 1-1:1.0: 3 ports detected
804 21:36:38.038023 <4>[ 8.796060] panel-simple panel-lcd: supply power not found, using dummy regulator
805 21:36:38.038557 <4>[ 8.804673] panel-simple panel-lcd: Specify missing connector_type
806 21:36:38.038948 <4>[ 8.818719] panel-simple panel-lvds0: supply power not found, using dummy regulator
807 21:36:39.705732 <6>[ 10.481617] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off
808 21:36:39.706264 <6>[ 10.490676] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
809 21:36:39.800844 <5>[ 10.519787] Sending DHCP requests ., OK
810 21:36:39.801388 <6>[ 10.564477] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12
811 21:36:39.801742 <6>[ 10.573005] IP-Config: Complete:
812 21:36:39.802067 <6>[ 10.576572] device=eth0, hwaddr=0e:cc:7b:b0:7c:c7, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1
813 21:36:39.802385 <6>[ 10.587428] host=imx6q-sabrelite-lava-cbg-1, domain=lava-rack, nis-domain=(none)
814 21:36:39.802695 <6>[ 10.595677] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
815 21:36:39.816585 <6>[ 10.595718] nameserver0=192.168.201.1
816 21:36:39.893479 <6>[ 10.668531] Freeing unused kernel memory: 2048K
817 21:36:39.894015 <6>[ 10.680672] Run /init as init process
818 21:36:39.941544 Loading, please wait...
819 21:36:40.085381 Starting version 247.3-7+deb11u4
820 21:36:44.210436 <6>[ 14.999849] imx-ipuv3 2400000.ipu: IPUv3H probed
821 21:36:44.274543 <6>[ 15.070189] imx-ipuv3 2800000.ipu: IPUv3H probed
822 21:36:44.301425 <4>[ 15.084752] panel-simple panel-lcd: supply power not found, using dummy regulator
823 21:36:44.324374 <4>[ 15.107330] panel-simple panel-lcd: Specify missing connector_type
824 21:36:44.369405 <4>[ 15.147525] panel-simple panel-lvds0: supply power not found, using dummy regulator
825 21:36:44.369934 <6>[ 15.148682] CAN device driver interface
826 21:36:44.422551 <4>[ 15.191723] panel-simple panel-lcd: supply power not found, using dummy regulator
827 21:36:44.423137 <4>[ 15.207778] panel-simple panel-lcd: Specify missing connector_type
828 21:36:44.443224 <4>[ 15.224869] panel-simple panel-lvds0: supply power not found, using dummy regulator
829 21:36:44.481326 <4>[ 15.258380] panel-simple panel-lcd: supply power not found, using dummy regulator
830 21:36:44.481858 <4>[ 15.267210] panel-simple panel-lcd: Specify missing connector_type
831 21:36:44.559167 <6>[ 15.300561] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])
832 21:36:44.559700 <6>[ 15.314578] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])
833 21:36:44.560047 <6>[ 15.330163] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])
834 21:36:44.560374 <6>[ 15.337014] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108
835 21:36:44.560692 <6>[ 15.345396] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007
836 21:36:44.561006 <6>[ 15.352103] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215
837 21:36:44.583284 <6>[ 15.358502] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0
838 21:36:44.583816 <6>[ 15.367956] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1
839 21:36:44.610328 <4>[ 15.388274] panel-simple panel-lvds0: supply power not found, using dummy regulator
840 21:36:44.610886 <6>[ 15.391469] caam 2100000.crypto: Entropy delay = 3200
841 21:36:44.675429 <4>[ 15.441852] panel-simple panel-lcd: supply power not found, using dummy regulator
842 21:36:44.675964 <4>[ 15.450678] panel-simple panel-lcd: Specify missing connector_type
843 21:36:44.676313 <6>[ 15.462515] caam 2100000.crypto: Instantiated RNG4 SH0
844 21:36:44.750372 <6>[ 15.523275] caam 2100000.crypto: Instantiated RNG4 SH1
845 21:36:44.750942 <6>[ 15.528775] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)
846 21:36:44.751299 <6>[ 15.535777] caam 2100000.crypto: job rings = 2, qi = 0
847 21:36:44.778536 <4>[ 15.561364] panel-simple panel-lvds0: supply power not found, using dummy regulator
848 21:36:44.837962 <4>[ 15.593324] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator
849 21:36:44.838492 <4>[ 15.596331] panel-simple panel-lcd: supply power not found, using dummy regulator
850 21:36:44.838892 <4>[ 15.602204] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests
851 21:36:44.839231 <4>[ 15.610158] panel-simple panel-lcd: Specify missing connector_type
852 21:36:44.839551 <6>[ 15.613444] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
853 21:36:44.839901 <6>[ 15.614162] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
854 21:36:44.882248 <6>[ 15.614813] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
855 21:36:44.882826 <6>[ 15.615271] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
856 21:36:44.883190 <4>[ 15.618339] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator
857 21:36:44.883520 <4>[ 15.633810] panel-simple panel-lvds0: supply power not found, using dummy regulator
858 21:36:44.883837 <4>[ 15.642569] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests
859 21:36:44.923516 <6>[ 15.663795] sgtl5000 0-000a: sgtl5000 revision 0x11
860 21:36:44.924043 <4>[ 15.683933] panel-simple panel-lcd: supply power not found, using dummy regulator
861 21:36:44.924397 <4>[ 15.697869] panel-simple panel-lcd: Specify missing connector_type
862 21:36:44.930922 <4>[ 15.715241] panel-simple panel-lvds0: supply power not found, using dummy regulator
863 21:36:45.007396 <6>[ 15.755778] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum
864 21:36:45.007951 <6>[ 15.762198] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
865 21:36:45.008311 <6>[ 15.772978] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
866 21:36:45.008643 <6>[ 15.781914] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
867 21:36:45.008956 <6>[ 15.791020] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
868 21:36:45.082220 <4>[ 15.858677] panel-simple panel-lcd: supply power not found, using dummy regulator
869 21:36:45.082763 <4>[ 15.867689] panel-simple panel-lcd: Specify missing connector_type
870 21:36:45.103857 <4>[ 15.887439] panel-simple panel-lvds0: supply power not found, using dummy regulator
871 21:36:45.255812 <6>[ 16.010467] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
872 21:36:45.256357 <6>[ 16.019417] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
873 21:36:45.256711 <6>[ 16.028373] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
874 21:36:45.257036 <6>[ 16.037322] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
875 21:36:45.857798 <6>[ 16.640232] caam algorithms registered in /proc/crypto
876 21:36:45.873456 <6>[ 16.662717] caam 2100000.crypto: registering rng-caam
877 21:36:46.001539 <5>[ 16.792050] random: crng init done
878 21:36:46.042252 <4>[ 16.804133] panel-simple panel-lcd: supply power not found, using dummy regulator
879 21:36:46.042837 <4>[ 16.812926] panel-simple panel-lcd: Specify missing connector_type
880 21:36:46.043202 <4>[ 16.827156] panel-simple panel-lvds0: supply power not found, using dummy regulator
881 21:36:46.113609 <6>[ 16.865742] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
882 21:36:46.114143 <6>[ 16.874538] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
883 21:36:46.114494 <6>[ 16.883360] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
884 21:36:46.114863 <6>[ 16.892090] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
885 21:36:46.115189 Begin: Loading essential drivers ... done.
886 21:36:46.115501 Begin: Running /scripts/init-premount ... done.
887 21:36:46.138981 Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
888 21:36:46.139514 Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
889 21:36:46.171380 Device /sys/class/net/eth0 found
890 21:36:46.171909 done.
891 21:36:46.469880 IP-Config: eth0 hardware address 0e:cc:7b:b0:7c:c7 mtu 1500 DHCP
892 21:36:46.470409 IP-Config: eth0 complete (dhcp from 192.168.201.1):
893 21:36:46.470760 address: 192.168.201.12 broadcast: 192.168.201.255 netmask: 255.255.255.0
894 21:36:46.471125 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0
895 21:36:46.471437 host : imx6q-sabrelite-lava-cbg-1
896 21:36:46.471748 domain : lava-rack
897 21:36:46.472046 rootserver: 192.168.201.1 rootpath:
898 21:36:46.472338 filename :
899 21:36:46.566167 done.
900 21:36:46.581701 Begin: Running /scripts/nfs-bottom ... done.
901 21:36:46.662210 Begin: Running /scripts/init-bottom ... done.
902 21:36:48.270841 <30>[ 19.054359] systemd[1]: System time before build time, advancing clock.
903 21:36:48.555392 <30>[ 19.322863] systemd[1]: systemd 247.3-7+deb11u4 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
904 21:36:48.571259 <30>[ 19.359115] systemd[1]: Detected architecture arm.
905 21:36:48.587132
906 21:36:48.587666 Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
907 21:36:48.588014
908 21:36:48.643206 <30>[ 19.426921] systemd[1]: Set hostname to <debian-bullseye-armhf>.
909 21:36:50.439814 <30>[ 21.201989] systemd[1]: Queued start job for default target Graphical Interface.
910 21:36:50.440553 <30>[ 21.217267] systemd[1]: Created slice system-getty.slice.
911 21:36:50.440914 [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m.
912 21:36:50.508846 <30>[ 21.264875] systemd[1]: Created slice system-modprobe.slice.
913 21:36:50.509476 [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
914 21:36:50.509830 <30>[ 21.286055] systemd[1]: Created slice system-serial\x2dgetty.slice.
915 21:36:50.510158 [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
916 21:36:50.560744 <30>[ 21.334143] systemd[1]: Created slice User and Session Slice.
917 21:36:50.561176 [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m.
918 21:36:50.617453 <30>[ 21.384701] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
919 21:36:50.617894 [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
920 21:36:50.665662 <30>[ 21.433890] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
921 21:36:50.666096 [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
922 21:36:50.720602 <30>[ 21.482241] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
923 21:36:50.721040 <30>[ 21.495416] systemd[1]: Reached target Local Encrypted Volumes.
924 21:36:50.721382 [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
925 21:36:50.764027 <30>[ 21.542147] systemd[1]: Reached target Paths.
926 21:36:50.764582 [[0;32m OK [0m] Reached target [0;1;39mPaths[0m.
927 21:36:50.802551 <30>[ 21.580227] systemd[1]: Reached target Remote File Systems.
928 21:36:50.803135 [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m.
929 21:36:50.845490 <30>[ 21.620693] systemd[1]: Reached target Slices.
930 21:36:50.845922 [[0;32m OK [0m] Reached target [0;1;39mSlices[0m.
931 21:36:50.877539 <30>[ 21.661640] systemd[1]: Reached target Swap.
932 21:36:50.877970 [[0;32m OK [0m] Reached target [0;1;39mSwap[0m.
933 21:36:50.927710 <30>[ 21.701985] systemd[1]: Listening on initctl Compatibility Named Pipe.
934 21:36:50.928248 [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
935 21:36:51.035758 <30>[ 21.800530] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
936 21:36:51.036300 <30>[ 21.813706] systemd[1]: Listening on Journal Socket (/dev/log).
937 21:36:51.036651 [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
938 21:36:51.085450 <30>[ 21.856278] systemd[1]: Listening on Journal Socket.
939 21:36:51.085958 [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m.
940 21:36:51.134395 <30>[ 21.906474] systemd[1]: Listening on Network Service Netlink Socket.
941 21:36:51.134967 [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
942 21:36:51.188630 <30>[ 21.961324] systemd[1]: Listening on udev Control Socket.
943 21:36:51.189170 [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m.
944 21:36:51.227599 <30>[ 22.002371] systemd[1]: Listening on udev Kernel Socket.
945 21:36:51.228134 [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m.
946 21:36:51.272849 <30>[ 22.044041] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
947 21:36:51.273404 <30>[ 22.055179] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.
948 21:36:51.297277 <30>[ 22.075514] systemd[1]: Mounting Kernel Debug File System...
949 21:36:51.297719 Mounting [0;1;39mKernel Debug File System[0m...
950 21:36:51.347940 <30>[ 22.122890] systemd[1]: Mounting Kernel Trace File System...
951 21:36:51.348046 Mounting [0;1;39mKernel Trace File System[0m...
952 21:36:51.415085 <30>[ 22.188148] systemd[1]: Starting Create list of static device nodes for the current kernel...
953 21:36:51.415541 Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
954 21:36:51.469511 <30>[ 22.244157] systemd[1]: Starting Load Kernel Module configfs...
955 21:36:51.470044 Starting [0;1;39mLoad Kernel Module configfs[0m...
956 21:36:51.526128 <30>[ 22.302260] systemd[1]: Starting Load Kernel Module drm...
957 21:36:51.526646 Starting [0;1;39mLoad Kernel Module drm[0m...
958 21:36:51.582112 <30>[ 22.361566] systemd[1]: Starting Load Kernel Module fuse...
959 21:36:51.582655 Starting [0;1;39mLoad Kernel Module fuse[0m...
960 21:36:51.626039 <30>[ 22.409349] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
961 21:36:51.663137 <30>[ 22.442775] systemd[1]: Starting Journal Service...
962 21:36:51.663677 <6>[ 22.444829] fuse: init (API version 7.32)
963 21:36:51.664025 Starting [0;1;39mJournal Service[0m...
964 21:36:51.732884 <30>[ 22.515940] systemd[1]: Starting Load Kernel Modules...
965 21:36:51.733419 Starting [0;1;39mLoad Kernel Modules[0m...
966 21:36:51.785949 <30>[ 22.560844] systemd[1]: Starting Remount Root and Kernel File Systems...
967 21:36:51.786412 Starting [0;1;39mRemount Root and Kernel File Systems[0m...
968 21:36:51.847972 <30>[ 22.621982] systemd[1]: Starting Coldplug All udev Devices...
969 21:36:51.848499 Starting [0;1;39mColdplug All udev Devices[0m...
970 21:36:51.888057 <30>[ 22.664590] systemd[1]: Mounted Kernel Debug File System.
971 21:36:51.888597 [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m.
972 21:36:51.927959 <30>[ 22.703342] systemd[1]: Mounted Kernel Trace File System.
973 21:36:51.928499 [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m.
974 21:36:51.988666 <30>[ 22.760281] systemd[1]: Finished Create list of static device nodes for the current kernel.
975 21:36:51.989121 [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
976 21:36:52.092978 <30>[ 22.858716] systemd[1]: modprobe@configfs.service: Succeeded.
977 21:36:52.093513 <30>[ 22.869809] systemd[1]: Finished Load Kernel Module configfs.
978 21:36:52.093897 [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
979 21:36:52.150935 <30>[ 22.916251] systemd[1]: modprobe@drm.service: Succeeded.
980 21:36:52.151468 <30>[ 22.927060] systemd[1]: Finished Load Kernel Module drm.
981 21:36:52.151852 [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
982 21:36:52.212017 <30>[ 22.976799] systemd[1]: modprobe@fuse.service: Succeeded.
983 21:36:52.212561 <30>[ 22.987564] systemd[1]: Finished Load Kernel Module fuse.
984 21:36:52.212909 [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
985 21:36:52.266930 <30>[ 23.046007] systemd[1]: Finished Load Kernel Modules.
986 21:36:52.267468 [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m.
987 21:36:52.321126 <30>[ 23.095972] systemd[1]: Finished Remount Root and Kernel File Systems.
988 21:36:52.321695 [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
989 21:36:52.387925 <30>[ 23.163158] systemd[1]: Mounting FUSE Control File System...
990 21:36:52.388461 Mounting [0;1;39mFUSE Control File System[0m...
991 21:36:52.443549 <30>[ 23.220298] systemd[1]: Mounting Kernel Configuration File System...
992 21:36:52.444119 Mounting [0;1;39mKernel Configuration File System[0m...
993 21:36:52.480529 <30>[ 23.251198] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
994 21:36:52.481062 <30>[ 23.262624] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
995 21:36:52.506507 <30>[ 23.283333] systemd[1]: Starting Load/Save Random Seed...
996 21:36:52.507110 Starting [0;1;39mLoad/Save Random Seed[0m...
997 21:36:52.558458 <30>[ 23.333032] systemd[1]: Starting Apply Kernel Variables...
998 21:36:52.559093 Starting [0;1;39mApply Kernel Variables[0m...
999 21:36:52.603352 <30>[ 23.386903] systemd[1]: Starting Create System Users...
1000 21:36:52.603785 Starting [0;1;39mCreate System Users[0m...
1001 21:36:52.666694 <30>[ 23.446292] systemd[1]: Started Journal Service.
1002 21:36:52.667264 [[0;32m OK [0m] Started [0;1;39mJournal Service[0m.
1003 21:36:52.714490 [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m.
1004 21:36:52.761701 [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m.
1005 21:36:52.807323 [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
1006 21:36:52.855622 [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m.
1007 21:36:52.918826 Starting [0;1;39mFlush Journal to Persistent Storage[0m...
1008 21:36:52.959216 [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m.
1009 21:36:53.006335 Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
1010 21:36:53.052156 <46>[ 23.835335] systemd-journald[275]: Received client request to flush runtime journal.
1011 21:36:53.265327 [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
1012 21:36:53.312476 [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
1013 21:36:53.360414 [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m.
1014 21:36:53.464057 Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
1015 21:36:54.863792 [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
1016 21:36:54.922919 Starting [0;1;39mCreate Volatile Files and Directories[0m...
1017 21:36:54.961629 [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
1018 21:36:55.025919 Starting [0;1;39mNetwork Service[0m...
1019 21:36:56.200410 [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
1020 21:36:56.310169 Starting [0;1;39mNetwork Time Synchronization[0m...
1021 21:36:56.373113 Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
1022 21:36:56.709110 [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m.
1023 21:36:56.805088 Starting [0;1;39mNetwork Name Resolution[0m...
1024 21:36:57.021366 [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
1025 21:36:58.010579 [[0;32m OK [0m] Started [0;1;39mNetwork Time Synchronization[0m.
1026 21:36:58.049456 [[0;32m OK [0m] Reached target [0;1;39mSystem Time Set[0m.
1027 21:36:58.079411 [[0;32m OK [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
1028 21:36:58.774534 [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m.
1029 21:36:58.822632 [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m.
1030 21:36:59.507887 [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m.
1031 21:36:59.554498 [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
1032 21:36:59.590718 [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
1033 21:36:59.652113 [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
1034 21:36:59.652260 [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
1035 21:36:59.683980 [[0;32m OK [0m] Reached target [0;1;39mTimers[0m.
1036 21:36:59.908027 [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
1037 21:36:59.954830 [[0;32m OK [0m] Reached target [0;1;39mSockets[0m.
1038 21:36:59.955025 [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m.
1039 21:37:00.019391 [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m.
1040 21:37:00.221168 Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
1041 21:37:00.445683 Starting [0;1;39mUser Login Management[0m...
1042 21:37:00.483208 [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m.
1043 21:37:00.578514 [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m.
1044 21:37:01.372957 [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
1045 21:37:03.425504 [[0m[0;31m* [0m] A start job is running for User Login Management (13s / 1min 40s)
1046 21:37:03.723358 M
1047 21:37:03.723889 [K[[0;32m OK [0m] Started [0;1;39mUser Login Management[0m.
1048 21:37:03.755654 [K[[0;32m OK [0m] Reached target [0;1;39mNetwork[0m.
1049 21:37:03.802869 [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
1050 21:37:03.844331 [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m.
1051 21:37:03.886928 [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
1052 21:37:03.934656 Starting [0;1;39mPermit User Sessions[0m...
1053 21:37:04.056188 [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m.
1054 21:37:04.120048 [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m.
1055 21:37:04.168123 [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m.
1056 21:37:04.216147 [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m.
1057 21:37:04.253929 [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m.
1058 21:37:04.294019 [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m.
1059 21:37:04.348876 Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
1060 21:37:04.557079 [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
1061 21:37:04.668097
1062 21:37:04.668283
1063 21:37:04.689374 Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1
1064 21:37:04.689624
1065 21:37:04.689765 debian-bullseye-armhf login: root (automatic login)
1066 21:37:04.689892
1067 21:37:04.690008
1068 21:37:05.350963 Linux debian-bullseye-armhf 5.10.212-cip44 #1 SMP Wed Mar 6 21:21:06 UTC 2024 armv7l
1069 21:37:05.351568
1070 21:37:05.351908 The programs included with the Debian GNU/Linux system are free software;
1071 21:37:05.352320 the exact distribution terms for each program are described in the
1072 21:37:05.352633 individual files in /usr/share/doc/*/copyright.
1073 21:37:05.352930
1074 21:37:05.353274 Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
1075 21:37:05.353578 permitted by applicable law.
1076 21:37:10.804533 Matched prompt #10: / #
1078 21:37:10.805825 Setting prompt string to ['/ #']
1079 21:37:10.806262 end: 2.4.4.1 login-action (duration 00:00:43) [common]
1081 21:37:10.807319 end: 2.4.4 auto-login-action (duration 00:00:44) [common]
1082 21:37:10.807926 start: 2.4.5 expect-shell-connection (timeout 00:03:16) [common]
1083 21:37:10.808292 Setting prompt string to ['/ #']
1084 21:37:10.808593 Forcing a shell prompt, looking for ['/ #']
1086 21:37:10.859396 / #
1087 21:37:10.859982 expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
1088 21:37:10.860409 Waiting using forced prompt support (timeout 00:02:30)
1089 21:37:10.867630
1090 21:37:10.884115 end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
1091 21:37:10.884827 start: 2.4.6 export-device-env (timeout 00:03:16) [common]
1092 21:37:10.885262 Sending with 10 millisecond of delay
1094 21:37:16.015097 / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j'
1095 21:37:16.031683 export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j'
1096 21:37:16.032520 Sending with 10 millisecond of delay
1098 21:37:18.262200 / # export NFS_SERVER_IP='192.168.201.1'
1099 21:37:18.273355 export NFS_SERVER_IP='192.168.201.1'
1100 21:37:18.286750 end: 2.4.6 export-device-env (duration 00:00:07) [common]
1101 21:37:18.287463 end: 2.4 uboot-commands (duration 00:01:52) [common]
1102 21:37:18.287993 end: 2 uboot-action (duration 00:01:52) [common]
1103 21:37:18.288499 start: 3 lava-test-retry (timeout 00:07:42) [common]
1104 21:37:18.289003 start: 3.1 lava-test-shell (timeout 00:07:42) [common]
1105 21:37:18.289418 Using namespace: common
1107 21:37:18.390844 / # #
1108 21:37:18.391496 lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
1109 21:37:18.397889 #
1110 21:37:18.414376 Using /lava-12965456
1112 21:37:18.515891 / # export SHELL=/bin/bash
1113 21:37:18.525839 export SHELL=/bin/bash
1115 21:37:18.643790 / # . /lava-12965456/environment
1116 21:37:18.653742 . /lava-12965456/environment
1118 21:37:18.771071 / # /lava-12965456/bin/lava-test-runner /lava-12965456/0
1119 21:37:18.771708 Test shell timeout: 10s (minimum of the action and connection timeout)
1120 21:37:18.781830 /lava-12965456/bin/lava-test-runner /lava-12965456/0
1121 21:37:19.463162 + export TESTRUN_ID=0_timesync-off
1122 21:37:19.463732 + TESTRUN_ID=0_timesync-off
1123 21:37:19.464102 + cd /lava-12965456/0/tests/0_timesync-off
1124 21:37:19.464446 ++ cat uuid
1125 21:37:19.510129 + UUID=12965456_1.6.2.4.1
1126 21:37:19.510695 + set +x
1127 21:37:19.511125 <LAVA_SIGNAL_STARTRUN 0_timesync-off 12965456_1.6.2.4.1>
1128 21:37:19.511473 + systemctl stop systemd-timesyncd
1129 21:37:19.512102 Received signal: <STARTRUN> 0_timesync-off 12965456_1.6.2.4.1
1130 21:37:19.512473 Starting test lava.0_timesync-off (12965456_1.6.2.4.1)
1131 21:37:19.512897 Skipping test definition patterns.
1132 21:37:19.654250 + set +x
1133 21:37:19.669945 <LAVA_SIGNAL_ENDRUN 0_timesync-off 12965456_1.6.2.4.1>
1134 21:37:19.670803 Received signal: <ENDRUN> 0_timesync-off 12965456_1.6.2.4.1
1135 21:37:19.671246 Ending use of test pattern.
1136 21:37:19.671596 Ending test lava.0_timesync-off (12965456_1.6.2.4.1), duration 0.16
1138 21:37:19.930692 + export TESTRUN_ID=1_kselftest-lkdtm
1139 21:37:19.931293 + TESTRUN_ID=1_kselftest-lkdtm
1140 21:37:19.931671 + cd /lava-12965456/0/tests/1_kselftest-lkdtm
1141 21:37:19.932026 ++ cat uuid
1142 21:37:20.001055 + UUID=12965456_1.6.2.4.5
1143 21:37:20.001617 + set +x
1144 21:37:20.001992 <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12965456_1.6.2.4.5>
1145 21:37:20.002342 + cd ./automated/linux/kselftest/
1146 21:37:20.002681 + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
1147 21:37:20.003385 Received signal: <STARTRUN> 1_kselftest-lkdtm 12965456_1.6.2.4.5
1148 21:37:20.003741 Starting test lava.1_kselftest-lkdtm (12965456_1.6.2.4.5)
1149 21:37:20.004193 Skipping test definition patterns.
1150 21:37:20.192476 INFO: install_deps skipped
1151 21:37:20.387519 --2024-03-06 21:37:20-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz
1152 21:37:20.431318 Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82
1153 21:37:20.558970 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.
1154 21:37:20.705433 HTTP request sent, awaiting response... 200 OK
1155 21:37:20.706154 Length: 1409000 (1.3M) [application/octet-stream]
1156 21:37:20.706610 Saving to: 'kselftest.tar.xz'
1157 21:37:20.707023
1158 21:37:20.707368
1159 21:37:20.944825 kselftest.tar.xz 0%[ ] 0 --.-KB/s
1160 21:37:21.227312 kselftest.tar.xz 3%[ ] 46.39K 178KB/s
1161 21:37:21.531560 kselftest.tar.xz 15%[==> ] 213.25K 406KB/s
1162 21:37:21.665155 kselftest.tar.xz 62%[===========> ] 854.75K 1.01MB/s
1163 21:37:21.665316 kselftest.tar.xz 100%[===================>] 1.34M 1.40MB/s in 1.0s
1164 21:37:21.665383
1165 21:37:21.807012 2024-03-06 21:37:21 (1.40 MB/s) - 'kselftest.tar.xz' saved [1409000/1409000]
1166 21:37:21.807266
1167 21:37:27.764990 skiplist:
1168 21:37:27.765182 ========================================
1169 21:37:27.765283 ========================================
1170 21:37:27.923289 lkdtm:PANIC.sh
1171 21:37:27.923796 lkdtm:BUG.sh
1172 21:37:27.924134 lkdtm:WARNING.sh
1173 21:37:27.924447 lkdtm:WARNING_MESSAGE.sh
1174 21:37:27.924743 lkdtm:EXCEPTION.sh
1175 21:37:27.925034 lkdtm:LOOP.sh
1176 21:37:27.925321 lkdtm:EXHAUST_STACK.sh
1177 21:37:27.925604 lkdtm:CORRUPT_STACK.sh
1178 21:37:27.925884 lkdtm:CORRUPT_STACK_STRONG.sh
1179 21:37:27.926160 lkdtm:CORRUPT_LIST_ADD.sh
1180 21:37:27.926437 lkdtm:CORRUPT_LIST_DEL.sh
1181 21:37:27.926714 lkdtm:STACK_GUARD_PAGE_LEADING.sh
1182 21:37:27.927038 lkdtm:STACK_GUARD_PAGE_TRAILING.sh
1183 21:37:27.927318 lkdtm:UNSET_SMEP.sh
1184 21:37:27.927590 lkdtm:DOUBLE_FAULT.sh
1185 21:37:27.927860 lkdtm:CORRUPT_PAC.sh
1186 21:37:27.928129 lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
1187 21:37:27.928254 lkdtm:OVERWRITE_ALLOCATION.sh
1188 21:37:27.928306 lkdtm:WRITE_AFTER_FREE.sh
1189 21:37:27.966325 lkdtm:READ_AFTER_FREE.sh
1190 21:37:27.966740 lkdtm:WRITE_BUDDY_AFTER_FREE.sh
1191 21:37:27.967128 lkdtm:READ_BUDDY_AFTER_FREE.sh
1192 21:37:27.967439 lkdtm:SLAB_FREE_DOUBLE.sh
1193 21:37:27.967736 lkdtm:SLAB_FREE_CROSS.sh
1194 21:37:27.968024 lkdtm:SLAB_FREE_PAGE.sh
1195 21:37:27.968310 lkdtm:SOFTLOCKUP.sh
1196 21:37:27.968589 lkdtm:HARDLOCKUP.sh
1197 21:37:27.968866 lkdtm:SPINLOCKUP.sh
1198 21:37:27.969139 lkdtm:HUNG_TASK.sh
1199 21:37:27.969410 lkdtm:EXEC_DATA.sh
1200 21:37:27.969680 lkdtm:EXEC_STACK.sh
1201 21:37:27.969951 lkdtm:EXEC_KMALLOC.sh
1202 21:37:27.970219 lkdtm:EXEC_VMALLOC.sh
1203 21:37:27.970490 lkdtm:EXEC_RODATA.sh
1204 21:37:27.970765 lkdtm:EXEC_USERSPACE.sh
1205 21:37:27.971061 lkdtm:EXEC_NULL.sh
1206 21:37:27.971329 lkdtm:ACCESS_USERSPACE.sh
1207 21:37:27.971599 lkdtm:ACCESS_NULL.sh
1208 21:37:27.971869 lkdtm:WRITE_RO.sh
1209 21:37:27.972140 lkdtm:WRITE_RO_AFTER_INIT.sh
1210 21:37:28.009479 lkdtm:WRITE_KERN.sh
1211 21:37:28.009895 lkdtm:REFCOUNT_INC_OVERFLOW.sh
1212 21:37:28.010453 lkdtm:REFCOUNT_ADD_OVERFLOW.sh
1213 21:37:28.010840 lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
1214 21:37:28.011159 lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
1215 21:37:28.011453 lkdtm:REFCOUNT_DEC_ZERO.sh
1216 21:37:28.011742 lkdtm:REFCOUNT_DEC_NEGATIVE.sh
1217 21:37:28.012026 lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
1218 21:37:28.012306 lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
1219 21:37:28.012584 lkdtm:REFCOUNT_INC_ZERO.sh
1220 21:37:28.012862 lkdtm:REFCOUNT_ADD_ZERO.sh
1221 21:37:28.013137 lkdtm:REFCOUNT_INC_SATURATED.sh
1222 21:37:28.013410 lkdtm:REFCOUNT_DEC_SATURATED.sh
1223 21:37:28.013681 lkdtm:REFCOUNT_ADD_SATURATED.sh
1224 21:37:28.013951 lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
1225 21:37:28.052601 lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
1226 21:37:28.053015 lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
1227 21:37:28.053348 lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
1228 21:37:28.053656 lkdtm:REFCOUNT_TIMING.sh
1229 21:37:28.053950 lkdtm:ATOMIC_TIMING.sh
1230 21:37:28.054235 lkdtm:USERCOPY_HEAP_SIZE_TO.sh
1231 21:37:28.054519 lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
1232 21:37:28.054838 lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
1233 21:37:28.055161 lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
1234 21:37:28.055442 lkdtm:USERCOPY_STACK_FRAME_TO.sh
1235 21:37:28.055719 lkdtm:USERCOPY_STACK_FRAME_FROM.sh
1236 21:37:28.055994 lkdtm:USERCOPY_STACK_BEYOND.sh
1237 21:37:28.056303 lkdtm:USERCOPY_KERNEL.sh
1238 21:37:28.056577 lkdtm:STACKLEAK_ERASING.sh
1239 21:37:28.095629 lkdtm:CFI_FORWARD_PROTO.sh
1240 21:37:28.096144 ============== Tests to run ===============
1241 21:37:28.096487 lkdtm:PANIC.sh
1242 21:37:28.096796 lkdtm:BUG.sh
1243 21:37:28.097093 lkdtm:WARNING.sh
1244 21:37:28.097384 lkdtm:WARNING_MESSAGE.sh
1245 21:37:28.097671 lkdtm:EXCEPTION.sh
1246 21:37:28.097954 lkdtm:LOOP.sh
1247 21:37:28.098237 lkdtm:EXHAUST_STACK.sh
1248 21:37:28.098515 lkdtm:CORRUPT_STACK.sh
1249 21:37:28.098813 lkdtm:CORRUPT_STACK_STRONG.sh
1250 21:37:28.099095 lkdtm:CORRUPT_LIST_ADD.sh
1251 21:37:28.099375 lkdtm:CORRUPT_LIST_DEL.sh
1252 21:37:28.099651 lkdtm:STACK_GUARD_PAGE_LEADING.sh
1253 21:37:28.099924 lkdtm:STACK_GUARD_PAGE_TRAILING.sh
1254 21:37:28.100198 lkdtm:UNSET_SMEP.sh
1255 21:37:28.100470 lkdtm:DOUBLE_FAULT.sh
1256 21:37:28.100738 lkdtm:CORRUPT_PAC.sh
1257 21:37:28.101008 lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
1258 21:37:28.101280 lkdtm:OVERWRITE_ALLOCATION.sh
1259 21:37:28.138607 lkdtm:WRITE_AFTER_FREE.sh
1260 21:37:28.139046 lkdtm:READ_AFTER_FREE.sh
1261 21:37:28.139378 lkdtm:WRITE_BUDDY_AFTER_FREE.sh
1262 21:37:28.139687 lkdtm:READ_BUDDY_AFTER_FREE.sh
1263 21:37:28.139985 lkdtm:SLAB_FREE_DOUBLE.sh
1264 21:37:28.140276 lkdtm:SLAB_FREE_CROSS.sh
1265 21:37:28.140563 lkdtm:SLAB_FREE_PAGE.sh
1266 21:37:28.140843 lkdtm:SOFTLOCKUP.sh
1267 21:37:28.141122 lkdtm:HARDLOCKUP.sh
1268 21:37:28.141396 lkdtm:SPINLOCKUP.sh
1269 21:37:28.141669 lkdtm:HUNG_TASK.sh
1270 21:37:28.141941 lkdtm:EXEC_DATA.sh
1271 21:37:28.142215 lkdtm:EXEC_STACK.sh
1272 21:37:28.142485 lkdtm:EXEC_KMALLOC.sh
1273 21:37:28.142753 lkdtm:EXEC_VMALLOC.sh
1274 21:37:28.143053 lkdtm:EXEC_RODATA.sh
1275 21:37:28.143326 lkdtm:EXEC_USERSPACE.sh
1276 21:37:28.143595 lkdtm:EXEC_NULL.sh
1277 21:37:28.143863 lkdtm:ACCESS_USERSPACE.sh
1278 21:37:28.144132 lkdtm:ACCESS_NULL.sh
1279 21:37:28.181928 lkdtm:WRITE_RO.sh
1280 21:37:28.182438 lkdtm:WRITE_RO_AFTER_INIT.sh
1281 21:37:28.182799 lkdtm:WRITE_KERN.sh
1282 21:37:28.183115 lkdtm:REFCOUNT_INC_OVERFLOW.sh
1283 21:37:28.183413 lkdtm:REFCOUNT_ADD_OVERFLOW.sh
1284 21:37:28.183706 lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
1285 21:37:28.183991 lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
1286 21:37:28.184269 lkdtm:REFCOUNT_DEC_ZERO.sh
1287 21:37:28.184549 lkdtm:REFCOUNT_DEC_NEGATIVE.sh
1288 21:37:28.184826 lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
1289 21:37:28.185100 lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
1290 21:37:28.185375 lkdtm:REFCOUNT_INC_ZERO.sh
1291 21:37:28.185651 lkdtm:REFCOUNT_ADD_ZERO.sh
1292 21:37:28.185924 lkdtm:REFCOUNT_INC_SATURATED.sh
1293 21:37:28.186195 lkdtm:REFCOUNT_DEC_SATURATED.sh
1294 21:37:28.224884 lkdtm:REFCOUNT_ADD_SATURATED.sh
1295 21:37:28.225307 lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
1296 21:37:28.225640 lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
1297 21:37:28.225948 lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
1298 21:37:28.226242 lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
1299 21:37:28.226531 lkdtm:REFCOUNT_TIMING.sh
1300 21:37:28.226852 lkdtm:ATOMIC_TIMING.sh
1301 21:37:28.227145 lkdtm:USERCOPY_HEAP_SIZE_TO.sh
1302 21:37:28.227427 lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
1303 21:37:28.227703 lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
1304 21:37:28.227982 lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
1305 21:37:28.228255 lkdtm:USERCOPY_STACK_FRAME_TO.sh
1306 21:37:28.228528 lkdtm:USERCOPY_STACK_FRAME_FROM.sh
1307 21:37:28.228799 lkdtm:USERCOPY_STACK_BEYOND.sh
1308 21:37:28.229072 lkdtm:USERCOPY_KERNEL.sh
1309 21:37:28.245753 lkdtm:STACKLEAK_ERASING.sh
1310 21:37:28.246169 lkdtm:CFI_FORWARD_PROTO.sh
1311 21:37:28.246504 ===========End Tests to run ===============
1312 21:37:28.246865 shardfile-lkdtm pass
1313 21:37:30.420120 <12>[ 61.208717] kselftest: Running tests in lkdtm
1314 21:37:30.452162 TAP version 13
1315 21:37:30.484211 1..70
1316 21:37:30.516174 # selftests: lkdtm: PANIC.sh
1317 21:37:31.075822 # Skipping PANIC: crashes entire system
1318 21:37:31.091799 ok 1 selftests: lkdtm: PANIC.sh # SKIP
1319 21:37:31.139720 # selftests: lkdtm: BUG.sh
1320 21:37:31.544566 <6>[ 62.305742] lkdtm: Performing direct entry BUG
1321 21:37:31.545084 <4>[ 62.311174] ------------[ cut here ]------------
1322 21:37:31.545473 <2>[ 62.316077] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
1323 21:37:31.545820 <0>[ 62.321573] Internal error: Oops - BUG: 0 [#1] SMP ARM
1324 21:37:31.587587 <4>[ 62.326983] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1325 21:37:31.588313 <4>[ 62.356316] CPU: 2 PID: 700 Comm: cat Not tainted 5.10.212-cip44 #1
1326 21:37:31.588949 <4>[ 62.362852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1327 21:37:31.589332 <4>[ 62.369661] PC is at lkdtm_BUG+0x14/0x18
1328 21:37:31.589676 <4>[ 62.373857] LR is at lkdtm_do_action+0x2c/0x4c
1329 21:37:31.590010 <4>[ 62.378570] pc : [<c0c58a68>] lr : [<c0c584e8>] psr: a00e0013
1330 21:37:31.590374 <4>[ 62.385104] sp : c68d1e58 ip : c68d1e68 fp : c68d1e64
1331 21:37:31.630963 <4>[ 62.390597] r10: 00000004 r9 : c1ad5c00 r8 : c15ebd54
1332 21:37:31.631556 <4>[ 62.396090] r7 : c68d1f60 r6 : 00000004 r5 : c5ed3000 r4 : 00000001
1333 21:37:31.631936 <4>[ 62.402886] r3 : c0c58a54 r2 : e6134b02 r1 : ef7ab5e0 r0 : c15ebd5c
1334 21:37:31.632281 <4>[ 62.409683] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
1335 21:37:31.632618 <4>[ 62.417086] Control: 10c5387d Table: 16d9404a DAC: 00000051
1336 21:37:31.632944 <0>[ 62.423102] Process cat (pid: 700, stack limit = 0x861f2a08)
1337 21:37:31.633263 <0>[ 62.429030] Stack: (0xc68d1e58 to 0xc68d2000)
1338 21:37:31.674169 <0>[ 62.433660] 1e40: c68d1e74 c68d1e68
1339 21:37:31.674741 <0>[ 62.442109] 1e60: c0c584e8 c0c58a60 c68d1e9c c68d1e78 c0c589e8 c0c584c8 c0c588c8 c435d400
1340 21:37:31.675170 <0>[ 62.450562] 1e80: b6e77000 00000004 c517a780 c68d1f60 c68d1ec4 c68d1ea0 c07e211c c0c588d4
1341 21:37:31.675526 <0>[ 62.459013] 1ea0: 00000000 c435d400 b6e77000 c290d000 c68d1f60 c07e20b8 c68d1f5c c68d1ec8
1342 21:37:31.675866 <0>[ 62.467463] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68d0000
1343 21:37:31.717566 <0>[ 62.475913] 1ee0: b6e77000 00020000 00000004 00000004 0001fffc c68d1ee0 00000001 b6e76000
1344 21:37:31.718143 <0>[ 62.484361] 1f00: c68d7400 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1345 21:37:31.718524 <0>[ 62.492810] 1f20: 00000000 00000000 c13e0f18 e6134b02 c206c0e0 c435d400 c435d400 c68d0000
1346 21:37:31.718917 <0>[ 62.501260] 1f40: b6e77000 00000000 00000000 00000004 c68d1f94 c68d1f60 c059c358 c059bcac
1347 21:37:31.719332 <0>[ 62.509709] 1f60: 00000000 00000000 c68d1fac e6134b02 00000004 00000004 b6fbee00 00000004
1348 21:37:31.760817 <0>[ 62.518160] 1f80: c03002e4 c68d0000 c68d1fa4 c68d1f98 c059c3e8 c059c2f0 00000000 c68d1fa8
1349 21:37:31.761379 <0>[ 62.526610] 1fa0: c03000c0 c059c3dc 00000004 00000004 00000001 b6e77000 00000004 00000000
1350 21:37:31.761756 <0>[ 62.535061] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1351 21:37:31.762105 <0>[ 62.543510] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6 800e0030 00000001 00000000 00000000
1352 21:37:31.762438 <0>[ 62.551952] Backtrace:
1353 21:37:31.762763 <0>[ 62.554681] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1354 21:37:31.804108 <0>[ 62.562526] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1355 21:37:31.804794 <0>[ 62.570810] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1356 21:37:31.805183 <0>[ 62.579003] r9:c68d1f60 r8:c517a780 r7:00000004 r6:b6e77000 r5:c435d400 r4:c0c588c8
1357 21:37:31.805532 <0>[ 62.587028] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1358 21:37:31.805869 <0>[ 62.595132] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6e77000 r5:c435d400 r4:00000000
1359 21:37:31.847201 <0>[ 62.603149] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1360 21:37:31.847769 <0>[ 62.610558] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68d0000 r5:c435d400
1361 21:37:31.848147 <0>[ 62.618654] r4:c435d400
1362 21:37:31.848560 <0>[ 62.621464] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1363 21:37:31.848976 <0>[ 62.628872] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:00000004 r4:00000004
1364 21:37:31.849494 <0>[ 62.636892] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1365 21:37:31.849853 <0>[ 62.644731] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
1366 21:37:31.890461 <0>[ 62.650055] 1fa0: 00000004 00000004 00000001 b6e77000 00000004 00000000
1367 21:37:31.891261 <0>[ 62.658505] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1368 21:37:31.891663 <0>[ 62.666951] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6
1369 21:37:31.892011 <0>[ 62.672275] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2)
1370 21:37:31.892346 <4>[ 62.678644] ---[ end trace c25e2e226ccb7025 ]---
1371 21:37:31.892670 <3>[ 62.683534] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
1372 21:37:31.933662 <3>[ 62.692677] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 700, name: cat
1373 21:37:31.934228 <4>[ 62.700599] INFO: lockdep is turned off.
1374 21:37:31.934607 <4>[ 62.704789] irq event stamp: 1658
1375 21:37:31.934993 <4>[ 62.708385] hardirqs last enabled at (1657): [<c03d6a18>] console_unlock+0x4b0/0x6c0
1376 21:37:31.935332 <4>[ 62.716487] hardirqs last disabled at (1658): [<c0300c60>] __und_svc+0x60/0x6c
1377 21:37:31.935663 <4>[ 62.723980] softirqs last enabled at (1654): [<c030219c>] __do_softirq+0x36c/0x5a0
1378 21:37:31.976962 <4>[ 62.731909] softirqs last disabled at (1649): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0
1379 21:37:31.977526 <4>[ 62.740011] CPU: 2 PID: 700 Comm: cat Tainted: G D 5.10.212-cip44 #1
1380 21:37:31.977909 <4>[ 62.747935] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1381 21:37:31.978259 <4>[ 62.754729] Backtrace:
1382 21:37:31.978591 <4>[ 62.757460] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1383 21:37:31.978979 <4>[ 62.765303] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8
1384 21:37:31.979310 <4>[ 62.771241] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1385 21:37:32.020442 <4>[ 62.778831] [<c13c5254>] (dump_stack) from [<c038fbf4>] (___might_sleep+0x188/0x2e0)
1386 21:37:32.021009 <4>[ 62.786848] r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d1e48 r4:c68d0000
1387 21:37:32.021390 <4>[ 62.794866] [<c038fa6c>] (___might_sleep) from [<c038fdbc>] (__might_sleep+0x70/0xb0)
1388 21:37:32.021737 <4>[ 62.802966] r6:00000000 r5:00000031 r4:c19d1e48
1389 21:37:32.022063 <4>[ 62.807865] [<c038fd4c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)
1390 21:37:32.022386 <4>[ 62.815877] r6:00000001 r5:c68d0000 r4:c2c56c00
1391 21:37:32.063517 <4>[ 62.820777] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)
1392 21:37:32.064084 <4>[ 62.828356] r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c2c56c00
1393 21:37:32.064463 <4>[ 62.835337] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)
1394 21:37:32.064811 <4>[ 62.842913] r7:c1e1ca8c
1395 21:37:32.065143 <4>[ 62.845724] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)
1396 21:37:32.065470 <4>[ 62.853133] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)
1397 21:37:32.065789 <4>[ 62.860456] r10:00000004 r9:c68d0000 r8:c15ebd54 r7:00000000 r6:c68d1dc8 r5:c0c58a68
1398 21:37:32.106680 <4>[ 62.868553] r4:e7f001f2
1399 21:37:32.107278 <4>[ 62.871363] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
1400 21:37:32.107657 <4>[ 62.879550] Exception stack(0xc68d1dc8 to 0xc68d1e10)
1401 21:37:32.108005 <4>[ 62.884874] 1dc0: c15ebd5c ef7ab5e0 e6134b02 c0c58a54 00000001 c5ed3000
1402 21:37:32.108338 <4>[ 62.893324] 1de0: 00000004 c68d1f60 c15ebd54 c1ad5c00 00000004 c68d1e64 c68d1e68 c68d1e58
1403 21:37:32.108660 <4>[ 62.901770] 1e00: c0c584e8 c0c58a68 a00e0013 ffffffff
1404 21:37:32.150019 <4>[ 62.907091] r7:c68d1dfc r6:ffffffff r5:a00e0013 r4:c0c58a6c
1405 21:37:32.150583 <4>[ 62.913025] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1406 21:37:32.151015 <4>[ 62.920867] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1407 21:37:32.151371 <4>[ 62.929150] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1408 21:37:32.151707 <4>[ 62.937338] r9:c68d1f60 r8:c517a780 r7:00000004 r6:b6e77000 r5:c435d400 r4:c0c588c8
1409 21:37:32.152039 <4>[ 62.945359] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1410 21:37:32.193356 <4>[ 62.953461] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6e77000 r5:c435d400 r4:00000000
1411 21:37:32.193917 <4>[ 62.961478] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1412 21:37:32.194294 <4>[ 62.968886] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68d0000 r5:c435d400
1413 21:37:32.194643 <4>[ 62.976982] r4:c435d400
1414 21:37:32.195014 <4>[ 62.979789] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1415 21:37:32.195346 <4>[ 62.987196] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:00000004 r4:00000004
1416 21:37:32.243991 <4>[ 62.995213] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1417 21:37:32.244171 <4>[ 63.003049] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
1418 21:37:32.244250 <4>[ 63.008371] 1fa0: 00000004 00000004 00000001 b6e77000 00000004 00000000
1419 21:37:32.244369 <4>[ 63.016820] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1420 21:37:32.244464 <4>[ 63.025265] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6
1421 21:37:32.244522 # Segmentation fault
1422 21:37:32.350922 # [ 62.305742] lkdtm: Performing direct entry BUG
1423 21:37:32.351361 # [ 62.311174] ------------[ cut here ]------------
1424 21:37:32.351703 # [ 62.316077] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
1425 21:37:32.352018 # [ 62.321573] Internal error: Oops - BUG: 0 [#1] SMP ARM
1426 21:37:32.394045 # [ 62.326983] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1427 21:37:32.394481 # [ 62.356316] CPU: 2 PID: 700 Comm: cat Not tainted 5.10.212-cip44 #1
1428 21:37:32.394848 # [ 62.362852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1429 21:37:32.395172 # [ 62.369661] PC is at lkdtm_BUG+0x14/0x18
1430 21:37:32.395476 # [ 62.373857] LR is at lkdtm_do_action+0x2c/0x4c
1431 21:37:32.395770 # [ 62.378570] pc : [<c0c58a68>] lr : [<c0c584e8>] psr: a00e0013
1432 21:37:32.396061 # [ 62.385104] sp : c68d1e58 ip : c68d1e68 fp : c68d1e64
1433 21:37:32.396314 # [ 62.390597] r10: 00000004 r9 : c1ad5c00 r8 : c15ebd54
1434 21:37:32.436888 # [ 62.396090] r7 : c68d1f60 r6 : 00000004 r5 : c5ed3000 r4 : 00000001
1435 21:37:32.436971 # [ 62.402886] r3 : c0c58a54 r2 : e6134b02 r1 : ef7ab5e0 r0 : c15ebd5c
1436 21:37:32.437038 # [ 62.409683] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
1437 21:37:32.437099 # [ 62.417086] Control: 10c5387d Table: 16d9404a DAC: 00000051
1438 21:37:32.437157 # [ 62.423102] Process cat (pid: 700, stack limit = 0x861f2a08)
1439 21:37:32.437213 # [ 62.429030] Stack: (0xc68d1e58 to 0xc68d2000)
1440 21:37:32.480647 # [ 62.433660] 1e40: c68d1e74 c68d1e68
1441 21:37:32.481170 # [ 62.442109] 1e60: c0c584e8 c0c58a60 c68d1e9c c68d1e78 c0c589e8 c0c584c8 c0c588c8 c435d400
1442 21:37:32.481511 # [ 62.450562] 1e80: b6e77000 00000004 c517a780 c68d1f60 c68d1ec4 c68d1ea0 c07e211c c0c588d4
1443 21:37:32.481822 # [ 62.459013] 1ea0: 00000000 c435d400 b6e77000 c290d000 c68d1f60 c07e20b8 c68d1f5c c68d1ec8
1444 21:37:32.482119 # [ 62.467463] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68d0000
1445 21:37:32.482409 # [ 62.475913] 1ee0: b6e77000 00020000 00000004 00000004 0001fffc c68d1ee0 00000001 b6e76000
1446 21:37:32.522998 # [ 62.484361] 1f00: c68d7400 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1447 21:37:32.523155 # [ 62.492810] 1f20: 00000000 00000000 c13e0f18 e6134b02 c206c0e0 c435d400 c435d400 c68d0000
1448 21:37:32.523221 # [ 62.501260] 1f40: b6e77000 00000000 00000000 00000004 c68d1f94 c68d1f60 c059c358 c059bcac
1449 21:37:32.523283 # [ 62.509709] 1f60: 00000000 00000000 c68d1fac e6134b02 00000004 00000004 b6fbee00 00000004
1450 21:37:32.523343 # [ 62.518160] 1f80: c03002e4 c68d0000 c68d1fa4 c68d1f98 c059c3e8 c059c2f0 00000000 c68d1fa8
1451 21:37:32.567013 # [ 62.526610] 1fa0: c03000c0 c059c3dc 00000004 00000004 00000001 b6e77000 00000004 00000000
1452 21:37:32.567295 # [ 62.535061] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1453 21:37:32.567468 # [ 62.543510] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6 800e0030 00000001 00000000 00000000
1454 21:37:32.567625 # [ 62.551952] Backtrace:
1455 21:37:32.567773 # [ 62.554681] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1456 21:37:32.567916 # [ 62.562526] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1457 21:37:32.611252 # [ 62.570810] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1458 21:37:32.611823 # [ 62.579003] r9:c68d1f60 r8:c517a780 r7:00000004 r6:b6e77000 r5:c435d400 r4:c0c588c8
1459 21:37:32.612212 # [ 62.587028] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1460 21:37:32.612562 # [ 62.595132] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6e77000 r5:c435d400 r4:00000000
1461 21:37:32.612893 # [ 62.603149] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1462 21:37:32.655308 # [ 62.610558] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68d0000 r5:c435d400
1463 21:37:32.655913 # [ 62.618654] r4:c435d400
1464 21:37:32.656301 # [ 62.621464] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1465 21:37:32.656720 # [ 62.628872] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:00000004 r4:00000004
1466 21:37:32.657065 # [ 62.636892] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1467 21:37:32.657394 # [ 62.644731] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
1468 21:37:32.657858 # [ 62.650055] 1fa0: 00000004 00000004 00000001 b6e77000 00000004 00000000
1469 21:37:32.699291 # [ 62.658505] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1470 21:37:32.699888 # [ 62.666951] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6
1471 21:37:32.700263 # [ 62.672275] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2)
1472 21:37:32.700612 # [ 62.678644] ---[ end trace c25e2e226ccb7025 ]---
1473 21:37:32.700945 # [ 62.683534] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
1474 21:37:32.701274 # [ 62.692677] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 700, name: cat
1475 21:37:32.747398 # [ 62.700599] INFO: lockdep is turned off.
1476 21:37:32.747955 # [ 62.704789] irq event stamp: 1658
1477 21:37:32.748331 # [ 62.708385] hardirqs last enabled at (1657): [<c03d6a18>] console_unlock+0x4b0/0x6c0
1478 21:37:32.748682 # [ 62.716487] hardirqs last disabled at (1658): [<c0300c60>] __und_svc+0x60/0x6c
1479 21:37:32.749014 # [ 62.723980] softirqs last enabled at (1654): [<c030219c>] __do_softirq+0x36c/0x5a0
1480 21:37:32.749341 # [ 62.731909] softirqs last disabled at (1649): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0
1481 21:37:32.749661 # [ 62.740011] CPU: 2 PID: 700 Comm: cat Tainted: G D 5.10.212-cip44 #1
1482 21:37:32.791360 # [ 62.747935] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1483 21:37:32.791919 # [ 62.754729] Backtrace:
1484 21:37:32.792298 # [ 62.757460] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1485 21:37:32.792648 # [ 62.765303] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8
1486 21:37:32.792980 # [ 62.771241] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1487 21:37:32.793306 # [ 62.778831] [<c13c5254>] (dump_stack) from [<c038fbf4>] (___might_sleep+0x188/0x2e0)
1488 21:37:32.835226 # [ 62.786848<6>[ 63.581961] lkdtm: Performing direct entry WARNING
1489 21:37:32.835786 ] r9:600e0093 r8:0000000b r7:c03<4>[ 63.588677] ------------[ cut here ]------------
1490 21:37:32.836163 5c468 r6:00000031 r5:c19d1e48 r4:<4>[ 63.596520] WARNING: CPU: 1 PID: 772 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
1491 21:37:32.836522 c68d0000
1492 21:37:32.879358 # [ 62.794866] [<c038<4>[ 63.608032] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1493 21:37:32.879958 fa6c>] (___might_sleep) from [<c0<4>[ 63.639987] CPU: 1 PID: 772 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1494 21:37:32.880344 38fdbc>] (__might_sleep+0x70/0xb0<4>[ 63.650721] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1495 21:37:32.880700 )
1496 21:37:32.881030 # [ 62.802966] r6:00000000 <4>[ 63.660371] Backtrace:
1497 21:37:32.881358 r5:00000031 r4:c19d1e48
1498 21:37:32.923473 # [ 62<4>[ 63.665959] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1499 21:37:32.924045 .807865] [<c038fd4c>] (__might_sl<4>[ 63.676641] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
1500 21:37:32.924435 eep) from [<c036da68>] (exit_sign<4>[ 63.685431] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1501 21:37:32.924787 als+0x4c/0x420)
1502 21:37:32.925117 # [ 62.815877]<4>[ 63.695863] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
1503 21:37:32.967422 r6:00000001 r5:c68d0000 r4:c2c5<4>[ 63.705943] r9:00000009 r8:c0c58ab4 r7:00000053 r6:00000009 r5:c0c58ab4 r4:c1ad62bc
1504 21:37:32.967991 6c00
1505 21:37:32.968377 # [ 62.820777] [<c036da1c<4>[ 63.716810] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
1506 21:37:32.968727 >] (exit_signals) from [<c035c468<4>[ 63.727411] r7:00000053 r6:c1ad62bc r5:00000000 r4:c68b6000
1507 21:37:32.969062 >] (do_exit+0x100/0xafc)
1508 21:37:32.969385 # [ 6<4>[ 63.736199] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58ab4>] (lkdtm_WARNING+0x48/0x4c)
1509 21:37:32.969708 2.828356] r8:0000000b r7:c1e1ca8<4>[ 63.747411] r9:c1ad5c04 r8:c15ebd54 r7:c68b7f60 r6:00000008 r5:c6acb000 r4:00000002
1510 21:37:33.011289 c r6:ffffe000 r5:00000000 r4:c2c5<4>[ 63.758279] [<c0c58a6c>] (lkdtm_WARNING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1511 21:37:33.011864 6c00
1512 21:37:33.012249 # [ 62.835337] [<c035c368<4>[ 63.769316] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1513 21:37:33.012608 >] (do_exit) from [<c035e360>] (m<4>[ 63.780450] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1514 21:37:33.012944 ake_task_dead+0x68/0x74)
1515 21:37:33.013266 # [ 6<4>[ 63.791483] r9:c68b7f60 r8:c517a780 r7:00000008 r6:b6e58000 r5:c68e9040 r4:c0c588c8
1516 21:37:33.059224 2.842913] r7:c1e1ca8c
1517 21:37:33.059796 <4>[ 63.802355] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1518 21:37:33.060178 # [ 62.845724] [<c035e2f8>] (ma<4>[ 63.812520] r9:c07e20b8 r8:c68b7f60 r7:c290d000 r6:b6e58000 r5:c68e9040 r4:00000000
1519 21:37:33.060528 ke_task_dead) from [<c030e940>] (<4>[ 63.823387] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1520 21:37:33.060864 die+0x370/0x37c)
1521 21:37:33.061187 # [ 62.853133<4>[ 63.833643] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c68b6000 r5:c68e9040
1522 21:37:33.103311 ] [<c030e5d0>] (die) from [<c030e<4>[ 63.844588] r4:c68e9040
1523 21:37:33.103908 abc>] (do_undefinstr+0x170/0x240)<4>[ 63.850255] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1524 21:37:33.104387
1525 21:37:33.104741 # [ 62.860456] r10:00000004 <4>[ 63.860510] r9:c68b6000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000008 r4:00000008
1526 21:37:33.105083 r9:c68d0000 r8:c15ebd54 r7:000000<4>[ 63.871381] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1527 21:37:33.105416 00 r6:c68d1dc8 r5:c0c58a68
1528 21:37:33.147244 <4>[ 63.882064] Exception stack(0xc68b7fa8 to 0xc68b7ff0)
1529 21:37:33.147808 # [ 62.868553] r4:e7f001f2<4>[ 63.889811] 7fa0: 00000008 00000008 00000001 b6e58000 00000008 00000000
1530 21:37:33.148187 <4>[ 63.900763] 7fc0: 00000008 00000008 b6f9fe00 00000004 00000001 00000000 00020000 bed45ac4
1531 21:37:33.148537
1532 21:37:33.148866 <4>[ 63.909212] 7fe0: 00000004 bed457f8 b6f09d8f b6e907e6
1533 21:37:33.149194 # [ 62.871363] [<c030e94c>] (do<4>[ 63.914775] irq event stamp: 0
1534 21:37:33.149514 _undefinstr) from [<c0300c6c>] (_<4>[ 63.920911] hardirqs last enabled at (0): [<00000000>] 0x0
1535 21:37:33.149833 _und_svc_finish+0x0/0x54)
1536 21:37:33.191003 # [ <4>[ 63.929591] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1537 21:37:33.191192 62.879550] Exception stack(0xc68d<4>[ 63.940245] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1538 21:37:33.191295 1dc8 to 0xc68d1e10)
1539 21:37:33.191383 # [ 62.884<4>[ 63.950828] softirqs last disabled at (0): [<00000000>] 0x0
1540 21:37:33.191466 874] 1dc0: c15e<4>[ 63.959502] ---[ end trace c25e2e226ccb7026 ]---
1541 21:37:33.191550 bd5c ef7ab5e0 e6134b02 c0c58a54 00000001 c5ed3000
1542 21:37:33.235247 # [ 62.893324] 1de0: 00000004 c68d1f60 c15ebd54 c1ad5c00 00000004 c68d1e64 c68d1e68 c68d1e58
1543 21:37:33.235812 # [ 62.901770] 1e00: c0c584e8 c0c58a68 a00e0013 ffffffff
1544 21:37:33.236211 # [ 62.907091] r7:c68d1dfc r6:ffffffff r5:a00e0013 r4:c0c58a6c
1545 21:37:33.236565 # [ 62.913025] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1546 21:37:33.236900 # [ 62.920867] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1547 21:37:33.237229 # [ 62.929150] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1548 21:37:33.279438 # [ 62.937338] r9:c68d1f60 r8:c517a780 r7:00000004 r6:b6e77000 r5:c435d400 r4:c0c588c8
1549 21:37:33.280002 # [ 62.945359] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1550 21:37:33.280385 # [ 62.953461] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6e77000 r5:c435d400 r4:00000000
1551 21:37:33.280736 # [ 62.961478] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1552 21:37:33.281069 # [ 62.968886] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68d0000 r5:c435d400
1553 21:37:33.281396 # [ 62.976982] r4:c435d400
1554 21:37:33.327278 # [ 62.979789] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1555 21:37:33.327834 # [ 62.987196] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:00000004 r4:00000004
1556 21:37:33.328205 # [ 62.995213] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1557 21:37:33.328552 # [ 63.003049] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
1558 21:37:33.328882 # [ 63.008371] 1fa0: 00000004 00000004 00000001 b6e77000 00000004 00000000
1559 21:37:33.329210 # [ 63.016820] 1fc0: 00000004 00000004 b6fbee00 00000004 00000001 00000000 00020000 be881ac4
1560 21:37:33.371282 # [ 63.025265] 1fe0: 00000004 be8817f8 b6f28d8f b6eaf7e6
1561 21:37:33.371840 # BUG: saw 'kernel BUG at': ok
1562 21:37:33.372210 ok 2 selftests: lkdtm: BUG.sh
1563 21:37:33.372556 # selftests: lkdtm: WARNING.sh
1564 21:37:33.372887 # [ 63.581961] lkdtm: Performing direct entry WARNING
1565 21:37:33.373210 # [ 63.588677] ------------[ cut here ]------------
1566 21:37:33.373523 # [ 63.596520] WARNING: CPU: 1 PID: 772 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
1567 21:37:33.415287 # [ 63.608032] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1568 21:37:33.415868 # [ 63.639987] CPU: 1 PID: 772 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1569 21:37:33.416253 # [ 63.650721] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1570 21:37:33.416600 # [ 63.660371] Backtrace:
1571 21:37:33.416927 # [ 63.665959] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1572 21:37:33.459271 # [ 63.676641] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
1573 21:37:33.459833 # [ 63.685431] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1574 21:37:33.460209 # [ 63.695863] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
1575 21:37:33.460554 # [ 63.705943] r9:00000009 r8:c0c58ab4 r7:00000053 r6:00000009 r5:c0c58ab4 r4:c1ad62bc
1576 21:37:33.460887 # [ 63.716810] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
1577 21:37:33.461212 # [ 63.727411] r7:00000053 r6:c1ad62bc r5:00000000 r4:c68b6000
1578 21:37:33.503276 # [ 63.736199] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58ab4>] (lkdtm_WARNING+0x48/0x4c)
1579 21:37:33.503846 # [ 63.747411] r9:c1ad5c04 r8:c15ebd54 r7:c68b7f60 r6:00000008 r5:c6acb000 r4:00000002
1580 21:37:33.504306 # [ 63.758279] [<c0c58a6c>] (lkdtm_WARNING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1581 21:37:33.504685 # [ 63.769316] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1582 21:37:33.505024 # [ 63.780450] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1583 21:37:33.551288 # [ 63.791483] r9:c68b7f60 r8:c517a780 r7:00000008 r6:b6e58000 r5:c68e9040 r4:c0c588c8
1584 21:37:33.551855 # [ 63.802355] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1585 21:37:33.552273 # [ 63.812520] r9:c07e20b8 r8:c68b7f60 r7:c290d000 r6:b6e58000 r5:c68e9040 r4:00000000
1586 21:37:33.552636 # [ 63.823387] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1587 21:37:33.552973 # [ 63.833643] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c68b6000 r5:c68e9040
1588 21:37:33.553299 # [ 63.844588] r4:c68e9040
1589 21:37:33.553630 # [ 63.850255] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1590 21:37:33.595266 # [ 63.860510] r9:c68b6000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000008 r4:00000008
1591 21:37:33.595828 # [ 63.871381] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1592 21:37:33.596204 # [ 63.882064] Exception stack(0xc68b7fa8 to 0xc68b7ff0)
1593 21:37:33.596551 # [ 63.889811] 7fa0: 00000008 00000008 00000001 b6e58000 00000008 00000000
1594 21:37:33.596886 # [ 63.900763] 7fc0: 00000008 00000008 b6f9fe00 00000004 00000001 00000000 00020000 bed45ac4
1595 21:37:33.597209 # [ 63.909212] 7fe0: 00000004 bed457f8 b6f09d8f b6e907e6
1596 21:37:33.639428 # [ 63.914775] irq event stamp: 0
1597 21:37:33.640087 # [ 63.920911] hardirqs last enabled at (0): [<00000000>] 0x0
1598 21:37:33.640509 # [ 63.929591] hardirqs last disabled at (0): [<c03538f4>] copy_process+<6>[ 64.373730] lkdtm: Performing direct entry WARNING_MESSAGE
1599 21:37:33.640864 0x5f8/0x1dac
1600 21:37:33.641205 # [ 63.940245] so<4>[ 64.382225] ------------[ cut here ]------------
1601 21:37:33.641538 ftirqs last enabled at (0): [<c0<4>[ 64.389973] WARNING: CPU: 1 PID: 808 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
1602 21:37:33.683236 3538f4>] copy_process+0x5f8/0x1da<4>[ 64.402235] Warning message trigger count: 2
1603 21:37:33.683799 c
1604 21:37:33.684178 # [ 63.950828] softirqs last<4>[ 64.409568] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1605 21:37:33.727482 disabled at (0): [<00000000>] 0x<4>[ 64.441586] CPU: 1 PID: 808 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1606 21:37:33.728056 0
1607 21:37:33.728450 # [ 63.959502] ---[ end trac<4>[ 64.452308] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1608 21:37:33.728806 e c25e2e226ccb7026 ]---
1609 21:37:33.729141 # WARNIN<4>[ 64.461958] Backtrace:
1610 21:37:33.729470 G: saw 'WARNING:': ok
1611 21:37:33.729789 ok 3 selft<4>[ 64.467546] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1612 21:37:33.730111 ests: lkdtm: WARNING.sh
1613 21:37:33.730420 # selfte<4>[ 64.478228] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
1614 21:37:33.730731 sts: lkdtm: WARNING_MESSAGE.sh
1615 21:37:33.771231 <4>[ 64.487014] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1616 21:37:33.771788 <4>[ 64.497362] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
1617 21:37:33.772212 <4>[ 64.504598] r9:00000009 r8:c0c58b04 r7:00000058 r6:00000009 r5:c0c58b04 r4:c1ad62bc
1618 21:37:33.772563 <4>[ 64.512616] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
1619 21:37:33.772894 <4>[ 64.520370] r7:00000058 r6:c1ad62bc r5:c1ad62d8 r4:c43a0000
1620 21:37:33.773219 <4>[ 64.526307] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58b04>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
1621 21:37:33.815441 <4>[ 64.535365] r9:c1ad5c0c r8:c15ebd54 r7:c43a1f60 r6:00000010 r5:c6afa000 r4:00000003
1622 21:37:33.816015 <4>[ 64.543383] [<c0c58ab8>] (lkdtm_WARNING_MESSAGE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1623 21:37:33.816468 <4>[ 64.552267] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1624 21:37:33.816983 <4>[ 64.560552] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1625 21:37:33.817338 <4>[ 64.568741] r9:c43a1f60 r8:c517a780 r7:00000010 r6:b6e27000 r5:c5c2f040 r4:c0c588c8
1626 21:37:33.859407 <4>[ 64.576766] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1627 21:37:33.860038 <4>[ 64.584870] r9:c07e20b8 r8:c43a1f60 r7:c290d000 r6:b6e27000 r5:c5c2f040 r4:00000000
1628 21:37:33.860421 <4>[ 64.592886] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1629 21:37:33.860771 <4>[ 64.600295] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c43a0000 r5:c5c2f040
1630 21:37:33.861105 <4>[ 64.608393] r4:c5c2f040
1631 21:37:33.861429 <4>[ 64.611201] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1632 21:37:33.902953 <4>[ 64.618611] r9:c43a0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000010 r4:00000010
1633 21:37:33.903110 <4>[ 64.626630] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1634 21:37:33.903177 <4>[ 64.634470] Exception stack(0xc43a1fa8 to 0xc43a1ff0)
1635 21:37:33.903239 <4>[ 64.639799] 1fa0: 00000010 00000010 00000001 b6e27000 00000010 00000000
1636 21:37:33.903299 <4>[ 64.648251] 1fc0: 00000010 00000010 b6f6ee00 00000004 00000001 00000000 00020000 bea28ac4
1637 21:37:33.903358 <4>[ 64.656698] 1fe0: 00000004 bea287f8 b6ed8d8f b6e5f7e6
1638 21:37:33.903414 <4>[ 64.662082] irq event stamp: 0
1639 21:37:33.903470 <4>[ 64.665422] hardirqs last enabled at (0): [<00000000>] 0x0
1640 21:37:33.903525 <4>[ 64.671310] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1641 21:37:33.903581 <4>[ 64.679076] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1642 21:37:33.903636 <4>[ 64.686881] softirqs last disabled at (0): [<00000000>] 0x0
1643 21:37:33.903692 <4>[ 64.692786] ---[ end trace c25e2e226ccb7027 ]---
1644 21:37:33.993138 # [ 64.373730] lkdtm: Performing direct entry WARNING_MESSAGE
1645 21:37:33.993686 # [ 64.382225] ------------[ cut here ]------------
1646 21:37:33.994062 # [ 64.389973] WARNING: CPU: 1 PID: 808 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
1647 21:37:33.994414 # [ 64.402235] Warning message trigger count: 2
1648 21:37:34.036377 # [ 64.409568] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1649 21:37:34.036968 # [ 64.441586] CPU: 1 PID: 808 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1650 21:37:34.037348 # [ 64.452308] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1651 21:37:34.037697 # [ 64.461958] Backtrace:
1652 21:37:34.038029 # [ 64.467546] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
1653 21:37:34.038489 # [ 64.478228] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
1654 21:37:34.079282 # [ 64.487014] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
1655 21:37:34.079879 # [ 64.497362] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
1656 21:37:34.080257 # [ 64.504598] r9:00000009 r8:c0c58b04 r7:00000058 r6:00000009 r5:c0c58b04 r4:c1ad62bc
1657 21:37:34.080637 # [ 64.512616] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
1658 21:37:34.080970 # [ 64.520370] r7:00000058 r6:c1ad62bc r5:c1ad62d8 r4:c43a0000
1659 21:37:34.081313 # [ 64.526307] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58b04>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
1660 21:37:34.123294 # [ 64.535365] r9:c1ad5c0c r8:c15ebd54 r7:c43a1f60 r6:00000010 r5:c6afa000 r4:00000003
1661 21:37:34.123862 # [ 64.543383] [<c0c58ab8>] (lkdtm_WARNING_MESSAGE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1662 21:37:34.124248 # [ 64.552267] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1663 21:37:34.124595 # [ 64.560552] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1664 21:37:34.124929 # [ 64.568741] r9:c43a1f60 r8:c517a780 r7:00000010 r6:b6e27000 r5:c5c2f040 r4:c0c588c8
1665 21:37:34.167248 # [ 64.576766] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1666 21:37:34.167816 # [ 64.584870] r9:c07e20b8 r8:c43a1f60 r7:c290d000 r6:b6e27000 r5:c5c2f040 r4:00000000
1667 21:37:34.168203 # [ 64.592886] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1668 21:37:34.168555 # [ 64.600295] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c43a0000 r5:c5c2f040
1669 21:37:34.168888 # [ 64.608393] r4:c5c2f040
1670 21:37:34.169212 # [ 64.611201] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1671 21:37:34.211253 # [ 64.618611] r9:c43a0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000010 r4:00000010
1672 21:37:34.211840 # [ 64.626630] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1673 21:37:34.212217 # [ 64.634470] Exception stack(0xc43a1fa8 to 0xc43a1ff0)
1674 21:37:34.212564 # [ 64.639799] 1fa0: 00000010 00000010 00000001 b6e27000 00000010 00000000
1675 21:37:34.212930 # [ 64.648251] 1fc0: 00000010 00000010 b6f6ee00 00000004 00000001 00000000 00020000 bea28ac4
1676 21:37:34.213260 # [ 64.656698] 1fe0: 00000004 bea287f8 b6ed8d8f b6e5f7e6
1677 21:37:34.213579 # [ 64.662082] irq event stamp: 0
1678 21:37:34.261987 # [ 64.665422] hardirqs last enabled at (0): [<00000000>] 0x0
1679 21:37:34.262882 # [ 64.671310] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1680 21:37:34.263299 # [ 64.679076] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
1681 21:37:34.263659 # [ 64.686881] softirqs last disabled at (0): [<00000000>] 0x0
1682 21:37:34.263999 # [ 64.692786] ---[ end trace c25e2e226ccb7027 ]---
1683 21:37:34.264330 # WARNING_MESSAGE: saw 'message trigger': ok
1684 21:37:34.264689 ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
1685 21:37:34.265058 # selftests: lkdtm: EXCEPTION.sh
1686 21:37:34.329405 <6>[ 65.091523] lkdtm: Performing direct entry EXCEPTION
1687 21:37:34.329585 <1>[ 65.096783] 8<--- cut here ---
1688 21:37:34.329670 <1>[ 65.100183] Unable to handle kernel NULL pointer dereference at virtual address 00000000
1689 21:37:34.329749 <1>[ 65.108576] pgd = cd69732b
1690 21:37:34.329825 <1>[ 65.111624] [00000000] *pgd=00000000
1691 21:37:34.329902 <0>[ 65.115500] Internal error: Oops: 805 [#2] SMP ARM
1692 21:37:34.372853 <4>[ 65.120574] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1693 21:37:34.373091 <4>[ 65.149889] CPU: 2 PID: 841 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1694 21:37:34.373225 <4>[ 65.157816] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1695 21:37:34.373345 <4>[ 65.164625] PC is at lkdtm_EXCEPTION+0x18/0x20
1696 21:37:34.373458 <4>[ 65.169342] LR is at lkdtm_do_action+0x2c/0x4c
1697 21:37:34.416276 <4>[ 65.174055] pc : [<c0c58b24>] lr : [<c0c584e8>] psr: a00e0013
1698 21:37:34.416842 <4>[ 65.180591] sp : c6d87e58 ip : c6d87e68 fp : c6d87e64
1699 21:37:34.417219 <4>[ 65.186085] r10: 0000000a r9 : c1ad5c1c r8 : c15ebd54
1700 21:37:34.417568 <4>[ 65.191578] r7 : c6d87f60 r6 : 0000000a r5 : c6a7a000 r4 : 00000004
1701 21:37:34.417903 <4>[ 65.198374] r3 : 00000000 r2 : a304bbe5 r1 : ef7ab5e0 r0 : c15ebd74
1702 21:37:34.418235 <4>[ 65.205171] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
1703 21:37:34.418561 <4>[ 65.212575] Control: 10c5387d Table: 16a2404a DAC: 00000051
1704 21:37:34.459614 <0>[ 65.218595] Process cat (pid: 841, stack limit = 0x7b334bf5)
1705 21:37:34.460188 <0>[ 65.224524] Stack: (0xc6d87e58 to 0xc6d88000)
1706 21:37:34.460569 <0>[ 65.229152] 7e40: c6d87e74 c6d87e68
1707 21:37:34.460924 <0>[ 65.237605] 7e60: c0c584e8 c0c58b18 c6d87e9c c6d87e78 c0c589e8 c0c584c8 c0c588c8 c68d7b80
1708 21:37:34.461262 <0>[ 65.246055] 7e80: b6de8000 0000000a c517a780 c6d87f60 c6d87ec4 c6d87ea0 c07e211c c0c588d4
1709 21:37:34.461595 <0>[ 65.254505] 7ea0: 00000000 c68d7b80 b6de8000 c290d000 c6d87f60 c07e20b8 c6d87f5c c6d87ec8
1710 21:37:34.503262 <0>[ 65.262957] 7ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c41210e4 c059c358 c6d86000
1711 21:37:34.503834 <0>[ 65.271406] 7ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c6d87ee0 00000001 00000805
1712 21:37:34.504216 <0>[ 65.279855] 7f00: c4237680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1713 21:37:34.504567 <0>[ 65.288305] 7f20: 00000000 00000000 c6d86000 a304bbe5 b6de7000 c68d7b80 c68d7b80 c6d86000
1714 21:37:34.504901 <0>[ 65.296754] 7f40: b6de8000 00000000 00000000 00000004 c6d87f94 c6d87f60 c059c358 c059bcac
1715 21:37:34.547246 <0>[ 65.305204] 7f60: 00000000 00000000 c6d87fac a304bbe5 0000000a 0000000a b6f2fe00 00000004
1716 21:37:34.547839 <0>[ 65.313654] 7f80: c03002e4 c6d86000 c6d87fa4 c6d87f98 c059c3e8 c059c2f0 00000000 c6d87fa8
1717 21:37:34.548243 <0>[ 65.322103] 7fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6de8000 0000000a 00000000
1718 21:37:34.548593 <0>[ 65.330554] 7fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 bec51ac4
1719 21:37:34.548931 <0>[ 65.339002] 7fe0: 00000004 bec517f8 b6e99d8f b6e207e6 800e0030 00000001 00000000 00000000
1720 21:37:34.549259 <0>[ 65.347446] Backtrace:
1721 21:37:34.591259 <0>[ 65.350176] [<c0c58b0c>] (lkdtm_EXCEPTION) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1722 21:37:34.591828 <0>[ 65.358543] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1723 21:37:34.592212 <0>[ 65.366830] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1724 21:37:34.592559 <0>[ 65.375024] r9:c6d87f60 r8:c517a780 r7:0000000a r6:b6de8000 r5:c68d7b80 r4:c0c588c8
1725 21:37:34.592889 <0>[ 65.383050] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1726 21:37:34.635357 <0>[ 65.391154] r9:c07e20b8 r8:c6d87f60 r7:c290d000 r6:b6de8000 r5:c68d7b80 r4:00000000
1727 21:37:34.635930 <0>[ 65.399175] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1728 21:37:34.636321 <0>[ 65.406585] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6d86000 r5:c68d7b80
1729 21:37:34.636675 <0>[ 65.414682] r4:c68d7b80
1730 21:37:34.637008 <0>[ 65.417491] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1731 21:37:34.637341 <0>[ 65.424898] r9:c6d86000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:0000000a r4:0000000a
1732 21:37:34.679211 <0>[ 65.432919] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1733 21:37:34.679839 <0>[ 65.440757] Exception stack(0xc6d87fa8 to 0xc6d87ff0)
1734 21:37:34.680245 <0>[ 65.446080] 7fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000000
1735 21:37:34.680660 <0>[ 65.454531] 7fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 bec51ac4
1736 21:37:34.681056 <0>[ 65.462979] 7fe0: 00000004 bec517f8 b6e99d8f b6e207e6
1737 21:37:34.681425 <0>[ 65.468303] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000)
1738 21:37:34.681810 <4>[ 65.474769] ---[ end trace c25e2e226ccb7028 ]---
1739 21:37:34.722878 # Segmentation fault
1740 21:37:34.798978 # [ 65.091523] lkdtm: Performing direct entry EXCEPTION
1741 21:37:34.799135 # [ 65.096783] 8<--- cut here ---
1742 21:37:34.799201 # [ 65.100183] Unable to handle kernel NULL pointer dereference at virtual address 00000000
1743 21:37:34.799264 # [ 65.108576] pgd = cd69732b
1744 21:37:34.799324 # [ 65.111624] [00000000] *pgd=00000000
1745 21:37:34.799382 # [ 65.115500] Internal error: Oops: 805 [#2] SMP ARM
1746 21:37:34.842956 # [ 65.120574] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1747 21:37:34.843147 # [ 65.149889] CPU: 2 PID: 841 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1748 21:37:34.843220 # [ 65.157816] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1749 21:37:34.843283 # [ 65.164625] PC is at lkdtm_EXCEPTION+0x18/0x20
1750 21:37:34.843344 # [ 65.169342] LR is at lkdtm_do_action+0x2c/0x4c
1751 21:37:34.843403 # [ 65.174055] pc : [<c0c58b24>] lr : [<c0c584e8>] psr: a00e0013
1752 21:37:34.886962 # [ 65.180591] sp : c6d87e58 ip : c6d87e68 fp : c6d87e64
1753 21:37:34.887176 # [ 65.186085] r10: 0000000a r9 : c1ad5c1c r8 : c15ebd54
1754 21:37:34.887285 # [ 65.191578] r7 : c6d87f60 r6 : 0000000a r5 : c6a7a000 r4 : 00000004
1755 21:37:34.887387 # [ 65.198374] r3 : 00000000 r2 : a304bbe5 r1 : ef7ab5e0 r0 : c15ebd74
1756 21:37:34.887485 # [ 65.205171] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
1757 21:37:34.887582 # [ 65.212575] Control: 10c5387d Table: 16a2404a DAC: 00000051
1758 21:37:34.887675 # [ 65.218595] Process cat (pid: 841, stack limit = 0x7b334bf5)
1759 21:37:34.931178 # [ 65.224524] Stack: (0xc6d87e58 to 0xc6d88000)
1760 21:37:34.931346 # [ 65.229152] 7e40: c6d87e74 c6d87e68
1761 21:37:34.931426 # [ 65.237605] 7e60: c0c584e8 c0c58b18 c6d87e9c c6d87e78 c0c589e8 c0c584c8 c0c588c8 c68d7b80
1762 21:37:34.931498 # [ 65.246055] 7e80: b6de8000 0000000a c517a780 c6d87f60 c6d87ec4 c6d87ea0 c07e211c c0c588d4
1763 21:37:34.931567 # [ 65.254505] 7ea0: 00000000 c68d7b80 b6de8000 c290d000 c6d87f60 c07e20b8 c6d87f5c c6d87ec8
1764 21:37:34.975067 # [ 65.262957] 7ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c41210e4 c059c358 c6d86000
1765 21:37:34.975409 # [ 65.271406] 7ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c6d87ee0 00000001 00000805
1766 21:37:34.975653 # [ 65.279855] 7f00: c4237680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1767 21:37:34.975838 # [ 65.288305] 7f20: 00000000 00000000 c6d86000 a304bbe5 b6de7000 c68d7b80 c68d7b80 c6d86000
1768 21:37:34.976013 # [ 65.296754] 7f40: b6de8000 00000000 00000000 00000004 c6d87f94 c6d87f60 c059c358 c059bcac
1769 21:37:35.019255 # [ 65.305204] 7f60: 00000000 00000000 c6d87fac a304bbe5 0000000a 0000000a b6f2fe00 00000004
1770 21:37:35.019850 # [ 65.313654] 7f80: c03002e4 c6d86000 c6d87fa4 c6d87f98 c059c3e8 c059c2f0 00000000 c6d87fa8
1771 21:37:35.020320 # [ 65.322103] 7fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6de8000 0000000a 00000000
1772 21:37:35.020713 # [ 65.330554] 7fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 bec51ac4
1773 21:37:35.021092 # [ 65.339002] 7fe0: 00000004 bec517f8 b6e99d8f b6e207e6 800e0030 00000001 00000000 00000000
1774 21:37:35.021506 # [ 65.347446] Backtrace:
1775 21:37:35.063209 # [ 65.350176] [<c0c58b0c>] (lkdtm_EXCEPTION) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1776 21:37:35.063810 # [ 65.358543] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1777 21:37:35.064198 # [ 65.366830] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1778 21:37:35.064549 # [ 65.375024] r9:c6d87f60 r8:c517a780 r7:0000000a r6:b6de8000 r5:c68d7b80 r4:c0c588c8
1779 21:37:35.064929 # [ 65.383050] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1780 21:37:35.065289 # [ 65.391154] r9:c07e20b8 r8:c6d87f60 r7:c290d000 r6:b6de8000 r5:c68d7b80 r4:00000000
1781 21:37:35.111423 # [ 65.399175] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1782 21:37:35.111991 # [ 65.406585] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6d86000 r5:c68d7b80
1783 21:37:35.112372 # [ 65.414682] r4:c68d7b80
1784 21:37:35.112721 # [ 65.417491] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
1785 21:37:35.113059 # [ 65.424898] r9:c6d86000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:0000000a r4:0000000a
1786 21:37:35.113389 # [ 65.432919] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
1787 21:37:35.159065 # [ 65.440757] Exception stack(0xc6d87fa8 to 0xc6d87ff0)
1788 21:37:35.159243 # [ 65.446080] 7fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000000
1789 21:37:35.159333 # [ 65.454531] 7fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 bec51ac4
1790 21:37:35.159415 # [ 65.462979] 7fe0: 00000004 bec517f8 b6e99d8f b6e207e6
1791 21:37:35.159491 # [ 65.468303] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000)
1792 21:37:35.159567 # [ 65.474769] ---[ end trace c25e2e226ccb7028 ]---
1793 21:37:35.159641 # EXCEPTION: missing 'call trace:': [FAIL]
1794 21:37:35.159715 not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1
1795 21:37:35.203325 # selftests: lkdtm: LOOP.sh
1796 21:37:35.203883 # Skipping LOOP: Hangs the system
1797 21:37:35.204306 ok 6 selftests: lkdtm: LOOP.sh # SKIP
1798 21:37:35.204658 # selftests: lkdtm: EXHAUST_STACK.sh
1799 21:37:35.314177 # Skipping EXHAUST_STACK: Corrupts memory on failure
1800 21:37:35.330577 ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
1801 21:37:35.362226 # selftests: lkdtm: CORRUPT_STACK.sh
1802 21:37:35.552074 # Skipping CORRUPT_STACK: Crashes entire system on success
1803 21:37:35.552672 ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
1804 21:37:35.568392 # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
1805 21:37:35.769931 # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
1806 21:37:35.770532 ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
1807 21:37:35.802275 # selftests: lkdtm: CORRUPT_LIST_ADD.sh
1808 21:37:36.094683 <6>[ 66.867809] lkdtm: Performing direct entry CORRUPT_LIST_ADD
1809 21:37:36.095291 <6>[ 66.873822] lkdtm: attempting good list addition
1810 21:37:36.095671 <6>[ 66.878738] lkdtm: attempting corrupted list addition
1811 21:37:36.096026 <3>[ 66.884122] lkdtm: list_add() corruption not detected!
1812 21:37:36.188735 # [ 66.867809] lkdtm: Performing direct entry CORRUPT_LIST_ADD
1813 21:37:36.189295 # [ 66.873822] lkdtm: attempting good list addition
1814 21:37:36.189670 # [ 66.878738] lkdtm: attempting corrupted list addition
1815 21:37:36.190018 # [ 66.884122] lkdtm: list_add() corruption not detected!
1816 21:37:36.190351 # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
1817 21:37:36.204728 not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
1818 21:37:36.236512 # selftests: lkdtm: CORRUPT_LIST_DEL.sh
1819 21:37:36.524416 <6>[ 67.296257] lkdtm: Performing direct entry CORRUPT_LIST_DEL
1820 21:37:36.524979 <6>[ 67.302164] lkdtm: attempting good list removal
1821 21:37:36.525357 <6>[ 67.306970] lkdtm: attempting corrupted list removal
1822 21:37:36.525711 <3>[ 67.312251] lkdtm: list_del() corruption not detected!
1823 21:37:36.605390 # [ 67.296257] lkdtm: Performing direct entry CORRUPT_LIST_DEL
1824 21:37:36.605953 # [ 67.302164] lkdtm: attempting good list removal
1825 21:37:36.606328 # [ 67.306970] lkdtm: attempting corrupted list removal
1826 21:37:36.606672 # [ 67.312251] lkdtm: list_del() corruption not detected!
1827 21:37:36.621197 # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
1828 21:37:36.669163 not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
1829 21:37:36.701365 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
1830 21:37:36.962114 <6>[ 67.735836] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
1831 21:37:36.962679 <6>[ 67.742471] lkdtm: attempting bad read from page below current stack
1832 21:37:36.963186 <3>[ 67.749102] lkdtm: FAIL: accessed page before stack! (byte: 0)
1833 21:37:37.042201 # [ 67.735836] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
1834 21:37:37.042763 # [ 67.742471] lkdtm: attempting bad read from page below current stack
1835 21:37:37.043219 # [ 67.749102] lkdtm: FAIL: accessed page before stack! (byte: 0)
1836 21:37:37.057428 # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]
1837 21:37:37.089608 not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1
1838 21:37:37.105650 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
1839 21:37:37.372104 <6>[ 68.147605] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
1840 21:37:37.372291 <6>[ 68.154342] lkdtm: attempting bad read from page above current stack
1841 21:37:37.372363 <3>[ 68.161054] lkdtm: FAIL: accessed page after stack! (byte: 0)
1842 21:37:37.459885 # [ 68.147605] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
1843 21:37:37.460443 # [ 68.154342] lkdtm: attempting bad read from page above current stack
1844 21:37:37.460821 # [ 68.161054] lkdtm: FAIL: accessed page after stack! (byte: 0)
1845 21:37:37.475515 # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]
1846 21:37:37.518832 not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1
1847 21:37:37.534710 # selftests: lkdtm: UNSET_SMEP.sh
1848 21:37:37.817427 <6>[ 68.601775] lkdtm: Performing direct entry UNSET_SMEP
1849 21:37:37.818029 <3>[ 68.607115] lkdtm: XFAIL: this test is x86_64-only
1850 21:37:37.889239 # [ 68.601775] lkdtm: Performing direct entry UNSET_SMEP
1851 21:37:37.889839 # [ 68.607115] lkdtm: XFAIL: this test is x86_64-only
1852 21:37:37.905651 # UNSET_SMEP: saw 'XFAIL': [SKIP]
1853 21:37:37.937593 ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
1854 21:37:37.969303 # selftests: lkdtm: DOUBLE_FAULT.sh
1855 21:37:38.214223 <6>[ 68.996429] lkdtm: Performing direct entry DOUBLE_FAULT
1856 21:37:38.214873 <3>[ 69.002026] lkdtm: XFAIL: this test is ia32-only
1857 21:37:38.285010 # [ 68.996429] lkdtm: Performing direct entry DOUBLE_FAULT
1858 21:37:38.285569 # [ 69.002026] lkdtm: XFAIL: this test is ia32-only
1859 21:37:38.316840 # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
1860 21:37:38.348874 ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
1861 21:37:38.381124 # selftests: lkdtm: CORRUPT_PAC.sh
1862 21:37:38.629213 <6>[ 69.414794] lkdtm: Performing direct entry CORRUPT_PAC
1863 21:37:38.629407 <3>[ 69.420286] lkdtm: XFAIL: this test is arm64-only
1864 21:37:38.708791 # [ 69.414794] lkdtm: Performing direct entry CORRUPT_PAC
1865 21:37:38.709349 # [ 69.420286] lkdtm: XFAIL: this test is arm64-only
1866 21:37:38.740922 # CORRUPT_PAC: saw 'XFAIL': [SKIP]
1867 21:37:38.772878 ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
1868 21:37:38.844807 # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
1869 21:37:38.845435 <4>[ 69.605688] panel-simple panel-lcd: supply power not found, using dummy regulator
1870 21:37:38.845820 <4>[ 69.614668] panel-simple panel-lcd: Specify missing connector_type
1871 21:37:38.846171 <4>[ 69.630959] panel-simple panel-lvds0: supply power not found, using dummy regulator
1872 21:37:38.915163 <6>[ 69.674155] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
1873 21:37:38.915800 <6>[ 69.683011] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
1874 21:37:38.916182 <6>[ 69.691859] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
1875 21:37:38.916526 <6>[ 69.700611] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
1876 21:37:38.916855 <6>[ 69.711330] platform panel-lcd: deferred probe pending
1877 21:37:38.947522 <6>[ 69.716773] platform panel-lvds0: deferred probe pending
1878 21:37:38.948080 <6>[ 69.722462] platform backlight-lcd: deferred probe pending
1879 21:37:38.948450 <6>[ 69.728233] platform backlight-lvds: deferred probe pending
1880 21:37:38.948793 <6>[ 69.734152] platform 120000.hdmi: deferred probe pending
1881 21:37:39.096435 <6>[ 69.877831] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
1882 21:37:39.097100 <3>[ 69.884654] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
1883 21:37:39.193562 # [ 69.877831] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
1884 21:37:39.194122 # [ 69.884654] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
1885 21:37:39.225437 # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
1886 21:37:39.252701 ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
1887 21:37:39.268475 # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
1888 21:37:39.460556 # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
1889 21:37:39.461296 ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
1890 21:37:39.492457 # selftests: lkdtm: WRITE_AFTER_FREE.sh
1891 21:37:39.700154 # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
1892 21:37:39.700726 ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
1893 21:37:39.732244 # selftests: lkdtm: READ_AFTER_FREE.sh
1894 21:37:39.988004 <6>[ 70.757812] lkdtm: Performing direct entry READ_AFTER_FREE
1895 21:37:39.988562 <6>[ 70.763687] lkdtm: Value in memory before free: 12345678
1896 21:37:39.988994 <6>[ 70.769275] lkdtm: Attempting bad read from freed memory
1897 21:37:39.989380 <6>[ 70.774902] lkdtm: Memory was not poisoned
1898 21:37:40.068119 # [ 70.757812] lkdtm: Performing direct entry READ_AFTER_FREE
1899 21:37:40.068676 # [ 70.763687] lkdtm: Value in memory before free: 12345678
1900 21:37:40.069048 # [ 70.769275] lkdtm: Attempting bad read from freed memory
1901 21:37:40.069395 # [ 70.774902] lkdtm: Memory was not poisoned
1902 21:37:40.083806 # READ_AFTER_FREE: missing 'call trace:': [FAIL]
1903 21:37:40.115796 not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
1904 21:37:40.147761 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
1905 21:37:40.349501 # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
1906 21:37:40.350089 ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
1907 21:37:40.365669 # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
1908 21:37:40.631479 <6>[ 71.399506] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
1909 21:37:40.632040 <6>[ 71.405877] lkdtm: Value in memory before free: 12345678
1910 21:37:40.632419 <6>[ 71.411525] lkdtm: Attempting to read from freed memory
1911 21:37:40.632769 <6>[ 71.417026] lkdtm: Buddy page was not poisoned
1912 21:37:40.719153 # [ 71.399506] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
1913 21:37:40.719722 # [ 71.405877] lkdtm: Value in memory before free: 12345678
1914 21:37:40.720102 # [ 71.411525] lkdtm: Attempting to read from freed memory
1915 21:37:40.720484 # [ 71.417026] lkdtm: Buddy page was not poisoned
1916 21:37:40.735484 # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
1917 21:37:40.774457 not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
1918 21:37:40.790473 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
1919 21:37:41.047979 <6>[ 71.826957] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
1920 21:37:41.048576 <6>[ 71.832959] lkdtm: Attempting double slab free ...
1921 21:37:41.118885 # [ 71.826957] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
1922 21:37:41.119439 # [ 71.832959] lkdtm: Attempting double slab free ...
1923 21:37:41.150951 # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
1924 21:37:41.167026 not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
1925 21:37:41.198841 # selftests: lkdtm: SLAB_FREE_CROSS.sh
1926 21:37:41.460144 <6>[ 72.243607] lkdtm: Performing direct entry SLAB_FREE_CROSS
1927 21:37:41.460766 <6>[ 72.249427] lkdtm: Attempting cross-cache slab free ...
1928 21:37:41.541587 # [ 72.243607] lkdtm: Performing direct entry SLAB_FREE_CROSS
1929 21:37:41.542170 # [ 72.249427] lkdtm: Attempting cross-cache slab free ...
1930 21:37:41.557610 # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
1931 21:37:41.589579 not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
1932 21:37:41.621961 # selftests: lkdtm: SLAB_FREE_PAGE.sh
1933 21:37:41.876557 <6>[ 72.655327] lkdtm: Performing direct entry SLAB_FREE_PAGE
1934 21:37:41.877401 <6>[ 72.661151] lkdtm: Attempting non-Slab slab free ...
1935 21:37:41.961335 # [ 72.655327] lkdtm: Performing direct entry SLAB_FREE_PAGE
1936 21:37:41.961899 # [ 72.661151] lkdtm: Attempting non-Slab slab free ...
1937 21:37:41.993208 # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
1938 21:37:42.025324 not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
1939 21:37:42.057106 # selftests: lkdtm: SOFTLOCKUP.sh
1940 21:37:42.249142 # Skipping SOFTLOCKUP: Hangs the system
1941 21:37:42.265118 ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
1942 21:37:42.281103 # selftests: lkdtm: HARDLOCKUP.sh
1943 21:37:42.473265 # Skipping HARDLOCKUP: Hangs the system
1944 21:37:42.489246 ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
1945 21:37:42.504799 # selftests: lkdtm: SPINLOCKUP.sh
1946 21:37:42.696961 # Skipping SPINLOCKUP: Hangs the system
1947 21:37:42.713125 ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
1948 21:37:42.745283 # selftests: lkdtm: HUNG_TASK.sh
1949 21:37:42.920871 # Skipping HUNG_TASK: Hangs the system
1950 21:37:42.936829 ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
1951 21:37:42.953226 # selftests: lkdtm: EXEC_DATA.sh
1952 21:37:43.236451 <6>[ 73.995190] lkdtm: Performing direct entry EXEC_DATA
1953 21:37:43.237018 <6>[ 74.000513] lkdtm: attempting ok execution at c0c59258
1954 21:37:43.237397 <6>[ 74.005929] lkdtm: attempting bad execution at c27069e4
1955 21:37:43.237744 <1>[ 74.011477] 8<--- cut here ---
1956 21:37:43.238074 <1>[ 74.014809] Unable to handle kernel paging request at virtual address c27069e4
1957 21:37:43.238407 <1>[ 74.022308] pgd = 14619243
1958 21:37:43.238726 <1>[ 74.025284] [c27069e4] *pgd=1261141e(bad)
1959 21:37:43.239157 <0>[ 74.029582] Internal error: Oops: 8000000d [#3] SMP ARM
1960 21:37:43.279647 <4>[ 74.035078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
1961 21:37:43.280223 <4>[ 74.064412] CPU: 3 PID: 1717 Comm: cat Tainted: G D W 5.10.212-cip44 #1
1962 21:37:43.280620 <4>[ 74.072424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
1963 21:37:43.280973 <4>[ 74.079229] PC is at data_area+0x0/0x40
1964 21:37:43.322895 <4>[ 74.083343] LR is at execute_location+0xa4/0xb4
1965 21:37:43.323455 <4>[ 74.088144] pc : [<c27069e4>] lr : [<c13cb9b4>] psr: 600e0013
1966 21:37:43.323835 <4>[ 74.094680] sp : c6c13e38 ip : c6c13d40 fp : c6c13e54
1967 21:37:43.324186 <4>[ 74.100172] r10: 0000000a r9 : c1ad5e00 r8 : c15ebd54
1968 21:37:43.324524 <4>[ 74.105665] r7 : c6c13f60 r6 : 00000001 r5 : c27069e4 r4 : c0c59258
1969 21:37:43.324856 <4>[ 74.112459] r3 : 4c389921 r2 : 4c389921 r1 : ef7c05e0 r0 : 0000002b
1970 21:37:43.325178 <4>[ 74.119256] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
1971 21:37:43.366143 <4>[ 74.126659] Control: 10c5387d Table: 1684804a DAC: 00000051
1972 21:37:43.366703 <0>[ 74.132675] Process cat (pid: 1717, stack limit = 0xf04f009c)
1973 21:37:43.367190 <0>[ 74.138690] Stack: (0xc6c13e38 to 0xc6c14000)
1974 21:37:43.367553 <0>[ 74.143320] 3e20: 0000001f c6b24000
1975 21:37:43.367893 <0>[ 74.151771] 3e40: 0000000a c6c13f60 c6c13e64 c6c13e58 c13cbb20 c13cb91c c6c13e74 c6c13e68
1976 21:37:43.368225 <0>[ 74.160222] 3e60: c0c584e8 c13cbb08 c6c13e9c c6c13e78 c0c589e8 c0c584c8 c0c588c8 c4232c80
1977 21:37:43.409291 <0>[ 74.168672] 3e80: b6e97000 0000000a c517a780 c6c13f60 c6c13ec4 c6c13ea0 c07e211c c0c588d4
1978 21:37:43.409847 <0>[ 74.177122] 3ea0: 00000000 c4232c80 b6e97000 c290d000 c6c13f60 c07e20b8 c6c13f5c c6c13ec8
1979 21:37:43.410226 <0>[ 74.185573] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6c12000
1980 21:37:43.410577 <0>[ 74.194023] 3ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6c13ee0 00000001 b6e96000
1981 21:37:43.410991 <0>[ 74.202474] 3f00: c5c2fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1982 21:37:43.452508 <0>[ 74.210925] 3f20: 00000000 00000000 c13e0f18 4c389921 c206c0e0 c4232c80 c4232c80 c6c12000
1983 21:37:43.453068 <0>[ 74.219375] 3f40: b6e97000 00000000 00000000 00000004 c6c13f94 c6c13f60 c059c358 c059bcac
1984 21:37:43.453449 <0>[ 74.227825] 3f60: 00000000 00000000 c6c13fac 4c389921 0000000a 0000000a b6fdee00 00000004
1985 21:37:43.453802 <0>[ 74.236275] 3f80: c03002e4 c6c12000 c6c13fa4 c6c13f98 c059c3e8 c059c2f0 00000000 c6c13fa8
1986 21:37:43.454140 <0>[ 74.244723] 3fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e97000 0000000a 00000000
1987 21:37:43.495931 <0>[ 74.253173] 3fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 bebecac4
1988 21:37:43.496492 <0>[ 74.261621] 3fe0: 00000004 bebec7f8 b6f48d8f b6ecf7e6 800e0030 00000001 00000000 00000000
1989 21:37:43.496875 <0>[ 74.270064] Backtrace:
1990 21:37:43.497225 <0>[ 74.272798] [<c13cb910>] (execute_location) from [<c13cbb20>] (lkdtm_EXEC_DATA+0x24/0x28)
1991 21:37:43.497568 <0>[ 74.281249] r7:c6c13f60 r6:0000000a r5:c6b24000 r4:0000001f
1992 21:37:43.497900 <0>[ 74.287189] [<c13cbafc>] (lkdtm_EXEC_DATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
1993 21:37:43.539033 <0>[ 74.295554] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
1994 21:37:43.539595 <0>[ 74.303839] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
1995 21:37:43.539974 <0>[ 74.312032] r9:c6c13f60 r8:c517a780 r7:0000000a r6:b6e97000 r5:c4232c80 r4:c0c588c8
1996 21:37:43.540327 <0>[ 74.320059] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
1997 21:37:43.540664 <0>[ 74.328165] r9:c07e20b8 r8:c6c13f60 r7:c290d000 r6:b6e97000 r5:c4232c80 r4:00000000
1998 21:37:43.540993 <0>[ 74.336182] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
1999 21:37:43.582171 <0>[ 74.343591] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6c12000 r5:c4232c80
2000 21:37:43.582731 <0>[ 74.351688] r4:c4232c80
2001 21:37:43.583154 <0>[ 74.354497] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2002 21:37:43.583547 <0>[ 74.361905] r9:c6c12000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000a r4:0000000a
2003 21:37:43.583896 <0>[ 74.369926] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2004 21:37:43.584229 <0>[ 74.377762] Exception stack(0xc6c13fa8 to 0xc6c13ff0)
2005 21:37:43.624039 <0>[ 74.383087] 3fa0: 0000000a 0000000a 00000001 b6e97000 0000000a 00000000
2006 21:37:43.624661 <0>[ 74.391536] 3fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 bebecac4
2007 21:37:43.625087 <0>[ 74.399982] 3fe0: 00000004 bebec7f8 b6f48d8f b6ecf7e6
2008 21:37:43.625461 <0>[ 74.405305] Code: 00000000 c2b1a9c0 c2b1aa80 c2b1ab40 (e1a0c00d)
2009 21:37:43.625866 <4>[ 74.411675] ---[ end trace c25e2e226ccb7029 ]---
2010 21:37:43.626218 # Segmentation fault
2011 21:37:43.786178 # [ 73.995190] lkdtm: Performing direct entry EXEC_DATA
2012 21:37:43.786303 # [ 74.000513] lkdtm: attempting ok execution at c0c59258
2013 21:37:43.786376 # [ 74.005929] lkdtm: attempting bad execution at c27069e4
2014 21:37:43.786443 # [ 74.011477] 8<--- cut here ---
2015 21:37:43.786506 # [ 74.014809] Unable to handle kernel paging request at virtual address c27069e4
2016 21:37:43.786572 # [ 74.022308] pgd = 14619243
2017 21:37:43.786636 # [ 74.025284] [c27069e4] *pgd=1261141e(bad)
2018 21:37:43.786698 # [ 74.029582] Internal error: Oops: 8000000d [#3] SMP ARM
2019 21:37:43.829439 # [ 74.035078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2020 21:37:43.829572 # [ 74.064412] CPU: 3 PID: 1717 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2021 21:37:43.829644 # [ 74.072424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2022 21:37:43.872605 # [ 74.079229] PC is at data_area+0x0/0x40
2023 21:37:43.873113 # [ 74.083343] LR is at execute_location+0xa4/0xb4
2024 21:37:43.873496 # [ 74.088144] pc : [<c27069e4>] lr : [<c13cb9b4>] psr: 600e0013
2025 21:37:43.873835 # [ 74.094680] sp : c6c13e38 ip : c6c13d40 fp : c6c13e54
2026 21:37:43.874178 # [ 74.100172] r10: 0000000a r9 : c1ad5e00 r8 : c15ebd54
2027 21:37:43.874497 # [ 74.105665] r7 : c6c13f60 r6 : 00000001 r5 : c27069e4 r4 : c0c59258
2028 21:37:43.874886 # [ 74.112459] r3 : 4c389921 r2 : 4c389921 r1 : ef7c05e0 r0 : 0000002b
2029 21:37:43.875218 # [ 74.119256] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2030 21:37:43.916132 # [ 74.126659] Control: 10c5387d Table: 1684804a DAC: 00000051
2031 21:37:43.916697 # [ 74.132675] Process cat (pid: 1717, stack limit = 0xf04f009c)
2032 21:37:43.917071 # [ 74.138690] Stack: (0xc6c13e38 to 0xc6c14000)
2033 21:37:43.917417 # [ 74.143320] 3e20: 0000001f c6b24000
2034 21:37:43.917757 # [ 74.151771] 3e40: 0000000a c6c13f60 c6c13e64 c6c13e58 c13cbb20 c13cb91c c6c13e74 c6c13e68
2035 21:37:43.918082 # [ 74.160222] 3e60: c0c584e8 c13cbb08 c6c13e9c c6c13e78 c0c589e8 c0c584c8 c0c588c8 c4232c80
2036 21:37:43.958902 # [ 74.168672] 3e80: b6e97000 0000000a c517a780 c6c13f60 c6c13ec4 c6c13ea0 c07e211c c0c588d4
2037 21:37:43.959496 # [ 74.177122] 3ea0: 00000000 c4232c80 b6e97000 c290d000 c6c13f60 c07e20b8 c6c13f5c c6c13ec8
2038 21:37:43.959883 # [ 74.185573] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6c12000
2039 21:37:43.960275 # [ 74.194023] 3ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6c13ee0 00000001 b6e96000
2040 21:37:43.960622 # [ 74.202474] 3f00: c5c2fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2041 21:37:44.002144 # [ 74.210925] 3f20: 00000000 00000000 c13e0f18 4c389921 c206c0e0 c4232c80 c4232c80 c6c12000
2042 21:37:44.002744 # [ 74.219375] 3f40: b6e97000 00000000 00000000 00000004 c6c13f94 c6c13f60 c059c358 c059bcac
2043 21:37:44.003204 # [ 74.227825] 3f60: 00000000 00000000 c6c13fac 4c389921 0000000a 0000000a b6fdee00 00000004
2044 21:37:44.003565 # [ 74.236275] 3f80: c03002e4 c6c12000 c6c13fa4 c6c13f98 c059c3e8 c059c2f0 00000000 c6c13fa8
2045 21:37:44.003929 # [ 74.244723] 3fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e97000 0000000a 00000000
2046 21:37:44.047217 # [ 74.253173] 3fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 bebecac4
2047 21:37:44.047814 # [ 74.261621] 3fe0: 00000004 bebec7f8 b6f48d8f b6ecf7e6 800e0030 00000001 00000000 00000000
2048 21:37:44.048188 # [ 74.270064] Backtrace:
2049 21:37:44.048556 # [ 74.272798] [<c13cb910>] (execute_location) from [<c13cbb20>] (lkdtm_EXEC_DATA+0x24/0x28)
2050 21:37:44.048895 # [ 74.281249] r7:c6c13f60 r6:0000000a r5:c6b24000 r4:0000001f
2051 21:37:44.049224 # [ 74.287189] [<c13cbafc>] (lkdtm_EXEC_DATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2052 21:37:44.091282 # [ 74.295554] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2053 21:37:44.091876 # [ 74.303839] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2054 21:37:44.092260 # [ 74.312032] r9:c6c13f60 r8:c517a780 r7:0000000a r6:b6e97000 r5:c4232c80 r4:c0c588c8
2055 21:37:44.092613 # [ 74.320059] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2056 21:37:44.092950 # [ 74.328165] r9:c07e20b8 r8:c6c13f60 r7:c290d000 r6:b6e97000 r5:c4232c80 r4:00000000
2057 21:37:44.093282 # [ 74.336182] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2058 21:37:44.139244 # [ 74.343591] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6c12000 r5:c4232c80
2059 21:37:44.139798 # [ 74.351688] r4:c4232c80
2060 21:37:44.140172 # [ 74.354497] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2061 21:37:44.140525 # [ 74.361905] r9:c6c12000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000a r4:0000000a
2062 21:37:44.140862 # [ 74.369926] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2063 21:37:44.141192 # [ 74.377762] Exception stack(0xc6c13fa8 to 0xc6c13ff0)
2064 21:37:44.182908 # [ 74.383087] 3fa0: 0000000a 0000000a 00000001 b6e97000 0000000a 00000000
2065 21:37:44.183065 # [ 74.391536] 3fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 bebecac4
2066 21:37:44.183132 # [ 74.399982] 3fe0: 00000004 bebec7f8 b6f48d8f b6ecf7e6
2067 21:37:44.183194 # [ 74.405305] Code: 00000000 c2b1<6>[ 74.954197] lkdtm: Performing direct entry EXEC_STACK
2068 21:37:44.183256 a9c0 c2b1aa80 c2b1ab40 (e1a0c00d)<6>[ 74.961136] lkdtm: attempting ok execution at c0c59258
2069 21:37:44.183315
2070 21:37:44.183372 # [ 74.411675] ---[ end< 6t>[ 74.969335] lkdtm: attempting bad execution at c6a13e0c
2071 21:37:44.183430 ace c25e2e226ccb7029 ]---
2072 21:37:44.227367 # EXEC<1>[ 74.977467] 8<--- cut here ---
2073 21:37:44.227935 _DATA: missing 'ca<l1l> [t r a c74.983603] Unable to handle kernel paging request at virtual address c6a13e0c
2074 21:37:44.228326 :': [FAIL]
2075 21:37:44.228672 not< 1o>k[ 3 07 4s.993256] pgd = 778b2330
2076 21:37:44.229013 lftests: lkdtm: EXEC_DATA.sh # ex<1>[ 74.998220] [c6a13e0c] *pgd=16a1141e(bad)
2077 21:37:44.229346 it=1
2078 21:37:44.229663 # selftests: lk<d0t>m[: E75.005357] Internal error: Oops: 8000000d [#4] SMP ARM
2079 21:37:44.229982 XEC_STACK.sh
2080 21:37:44.271427 <4>[ 75.013094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2081 21:37:44.272010 <4>[ 75.043412] CPU: 2 PID: 1794 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2082 21:37:44.272396 <4>[ 75.051424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2083 21:37:44.272752 <4>[ 75.058226] PC is at 0xc6a13e0c
2084 21:37:44.319440 <4>[ 75.061647] LR is at execute_location+0xa4/0xb4
2085 21:37:44.320003 <4>[ 75.066447] pc : [<c6a13e0c>] lr : [<c13cb9b4>] psr: 600e0013
2086 21:37:44.320382 <4>[ 75.072982] sp : c6a13de8 ip : c6a13cf0 fp : c6a13e04
2087 21:37:44.320729 <4>[ 75.078473] r10: 0000000b r9 : c1ad5e0c r8 : c15ebd54
2088 21:37:44.321089 <4>[ 75.083966] r7 : c6a13f60 r6 : 00000001 r5 : c6a13e0c r4 : c0c59258
2089 21:37:44.321456 <4>[ 75.090761] r3 : 98138de3 r2 : 98138de3 r1 : ef7ab5e0 r0 : 0000002b
2090 21:37:44.321780 <4>[ 75.097559] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2091 21:37:44.363440 <4>[ 75.104965] Control: 10c5387d Table: 16e8804a DAC: 00000051
2092 21:37:44.364041 <0>[ 75.110981] Process cat (pid: 1794, stack limit = 0xbdf514ef)
2093 21:37:44.364426 <0>[ 75.116997] Stack: (0xc6a13de8 to 0xc6a14000)
2094 21:37:44.364864 <0>[ 75.121629] 3de0: c6a12000 c5ed6000 0000000b c6a13f60 c6a13e64 c6a13e08
2095 21:37:44.365214 <0>[ 75.130080] 3e00: c13cbb5c c13cb91c c6a13e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
2096 21:37:44.365550 <0>[ 75.138532] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3083370 e34c31b8
2097 21:37:44.407437 <0>[ 75.146981] 3e40: e3a02040 e3a01d33 e5930018 98138de3 0000000b 00000020 c6a13e74 c6a13e68
2098 21:37:44.408005 <0>[ 75.155430] 3e60: c0c584e8 c13cbb30 c6a13e9c c6a13e78 c0c589e8 c0c584c8 c0c588c8 c68d6280
2099 21:37:44.408389 <0>[ 75.163880] 3e80: b6e66000 0000000b c517a780 c6a13f60 c6a13ec4 c6a13ea0 c07e211c c0c588d4
2100 21:37:44.408740 <0>[ 75.172330] 3ea0: 00000000 c68d6280 b6e66000 c290d000 c6a13f60 c07e20b8 c6a13f5c c6a13ec8
2101 21:37:44.409078 <0>[ 75.180781] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6a12000
2102 21:37:44.451269 <0>[ 75.189231] 3ee0: b6e66000 00020000 00000004 0000000b 0001fff5 c6a13ee0 00000001 b6e65000
2103 21:37:44.451879 <0>[ 75.197681] 3f00: c4101cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2104 21:37:44.452262 <0>[ 75.206132] 3f20: 00000000 00000000 c13e0f18 98138de3 c206c0e0 c68d6280 c68d6280 c6a12000
2105 21:37:44.452614 <0>[ 75.214581] 3f40: b6e66000 00000000 00000000 00000004 c6a13f94 c6a13f60 c059c358 c059bcac
2106 21:37:44.452953 <0>[ 75.223029] 3f60: 00000000 00000000 c6a13fac 98138de3 0000000b 0000000b b6fade00 00000004
2107 21:37:44.495523 <0>[ 75.231480] 3f80: c03002e4 c6a12000 c6a13fa4 c6a13f98 c059c3e8 c059c2f0 00000000 c6a13fa8
2108 21:37:44.496089 <0>[ 75.239931] 3fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6e66000 0000000b 00000000
2109 21:37:44.496472 <0>[ 75.248381] 3fc0: 0000000b 0000000b b6fade00 00000004 00000001 00000000 00020000 bedb7ac4
2110 21:37:44.496823 <0>[ 75.256829] 3fe0: 00000004 bedb77f8 b6f17d8f b6e9e7e6 800e0030 00000001 00000000 00000000
2111 21:37:44.497159 <0>[ 75.265272] Backtrace:
2112 21:37:44.497490 <0>[ 75.268006] [<c13cb910>] (execute_location) from [<c13cbb5c>] (lkdtm_EXEC_STACK+0x38/0x54)
2113 21:37:44.497818 <0>[ 75.276544] r7:c6a13f60 r6:0000000b r5:c5ed6000 r4:c6a12000
2114 21:37:44.539387 <0>[ 75.282483] [<c13cbb24>] (lkdtm_EXEC_STACK) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2115 21:37:44.539954 <0>[ 75.290930] r4:00000020
2116 21:37:44.540336 <0>[ 75.293738] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2117 21:37:44.540687 <0>[ 75.302025] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2118 21:37:44.541019 <0>[ 75.310214] r9:c6a13f60 r8:c517a780 r7:0000000b r6:b6e66000 r5:c68d6280 r4:c0c588c8
2119 21:37:44.583265 <0>[ 75.318238] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2120 21:37:44.583939 <0>[ 75.326341] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6e66000 r5:c68d6280 r4:00000000
2121 21:37:44.584326 <0>[ 75.334359] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2122 21:37:44.584681 <0>[ 75.341767] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6a12000 r5:c68d6280
2123 21:37:44.585019 <0>[ 75.349863] r4:c68d6280
2124 21:37:44.585347 <0>[ 75.352673] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2125 21:37:44.585668 <0>[ 75.360081] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:0000000b r4:0000000b
2126 21:37:44.630931 <0>[ 75.368102] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2127 21:37:44.631091 <0>[ 75.375939] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
2128 21:37:44.631164 <0>[ 75.381262] 3fa0: 0000000b 0000000b 00000001 b6e66000 0000000b 00000000
2129 21:37:44.631226 <0>[ 75.389712] 3fc0: 0000000b 0000000b b6fade00 00000004 00000001 00000000 00020000 bedb7ac4
2130 21:37:44.631287 <0>[ 75.398157] 3fe0: 00000004 bedb77f8 b6f17d8f b6e9e7e6
2131 21:37:44.631345 <0>[ 75.403482] Code: c6a13e08 c13cbb5c c13cb91c c6a13e6c (e1a0c00d)
2132 21:37:44.631403 <4>[ 75.409851] ---[ end trace c25e2e226ccb702a ]---
2133 21:37:44.631494 # Segmentation fault
2134 21:37:44.784171 # [ 74.954197] lkdtm: Performing direct entry EXEC_STACK
2135 21:37:44.784330 # [ 74.961136] lkdtm: attempting ok execution at c0c59258
2136 21:37:44.784400 # [ 74.969335] lkdtm: attempting bad execution at c6a13e0c
2137 21:37:44.784463 # [ 74.977467] 8<--- cut here ---
2138 21:37:44.784524 # [ 74.983603] Unable to handle kernel paging request at virtual address c6a13e0c
2139 21:37:44.784584 # [ 74.993256] pgd = 778b2330
2140 21:37:44.784641 # [ 74.998220] [c6a13e0c] *pgd=16a1141e(bad)
2141 21:37:44.784697 # [ 75.005357] Internal error: Oops: 8000000d [#4] SMP ARM
2142 21:37:44.827189 # [ 75.013094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2143 21:37:44.827394 # [ 75.043412] CPU: 2 PID: 1794 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2144 21:37:44.827495 # [ 75.051424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2145 21:37:44.827588 # [ 75.058226] PC is at 0xc6a13e0c
2146 21:37:44.874989 # [ 75.061647] LR is at execute_location+0xa4/0xb4
2147 21:37:44.875076 # [ 75.066447] pc : [<c6a13e0c>] lr : [<c13cb9b4>] psr: 600e0013
2148 21:37:44.875143 # [ 75.072982] sp : c6a13de8 ip : c6a13cf0 fp : c6a13e04
2149 21:37:44.875211 # [ 75.078473] r10: 0000000b r9 : c1ad5e0c r8 : c15ebd54
2150 21:37:44.875273 # [ 75.083966] r7 : c6a13f60 r6 : 00000001 r5 : c6a13e0c r4 : c0c59258
2151 21:37:44.875334 # [ 75.090761] r3 : 98138de3 r2 : 98138de3 r1 : ef7ab5e0 r0 : 0000002b
2152 21:37:44.875392 # [ 75.097559] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2153 21:37:44.919022 # [ 75.104965] Control: 10c5387d Table: 16e8804a DAC: 00000051
2154 21:37:44.919126 # [ 75.110981] Process cat (pid: 1794, stack limit = 0xbdf514ef)
2155 21:37:44.919208 # [ 75.116997] Stack: (0xc6a13de8 to 0xc6a14000)
2156 21:37:44.919285 # [ 75.121629] 3de0: c6a12000 c5ed6000 0000000b c6a13f60 c6a13e64 c6a13e08
2157 21:37:44.919359 # [ 75.130080] 3e00: c13cbb5c c13cb91c c6a13e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
2158 21:37:44.919432 # [ 75.138532] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3083370 e34c31b8
2159 21:37:44.963204 # [ 75.146981] 3e40: e3a02040 e3a01d33 e5930018 98138de3 0000000b 00000020 c6a13e74 c6a13e68
2160 21:37:44.963691 # [ 75.155430] 3e60: c0c584e8 c13cbb30 c6a13e9c c6a13e78 c0c589e8 c0c584c8 c0c588c8 c68d6280
2161 21:37:44.964055 # [ 75.163880] 3e80: b6e66000 0000000b c517a780 c6a13f60 c6a13ec4 c6a13ea0 c07e211c c0c588d4
2162 21:37:44.964348 # [ 75.172330] 3ea0: 00000000 c68d6280 b6e66000 c290d000 c6a13f60 c07e20b8 c6a13f5c c6a13ec8
2163 21:37:44.964625 # [ 75.180781] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6a12000
2164 21:37:45.007284 # [ 75.189231] 3ee0: b6e66000 00020000 00000004 0000000b 0001fff5 c6a13ee0 00000001 b6e65000
2165 21:37:45.007849 # [ 75.197681] 3f00: c4101cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2166 21:37:45.008229 # [ 75.206132] 3f20: 00000000 00000000 c13e0f18 98138de3 c206c0e0 c68d6280 c68d6280 c6a12000
2167 21:37:45.008576 # [ 75.214581] 3f40: b6e66000 00000000 00000000 00000004 c6a13f94 c6a13f60 c059c358 c059bcac
2168 21:37:45.008945 # [ 75.223029] 3f60: 00000000 00000000 c6a13fac 98138de3 0000000b 0000000b b6fade00 00000004
2169 21:37:45.051194 # [ 75.231480] 3f80: c03002e4 c6a12000 c6a13fa4 c6a13f98 c059c3e8 c059c2f0 00000000 c6a13fa8
2170 21:37:45.051752 # [ 75.239931] 3fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6e66000 0000000b 00000000
2171 21:37:45.052128 # [ 75.248381] 3fc0: 0000000b 0000000b b6fade00 00000004 00000001 00000000 00020000 bedb7ac4
2172 21:37:45.052551 # [ 75.256829] 3fe0: 00000004 bedb77f8 b6f17d8f b6e9e7e6 800e0030 00000001 00000000 00000000
2173 21:37:45.052903 # [ 75.265272] Backtrace:
2174 21:37:45.053232 # [ 75.268006] [<c13cb910>] (execute_location) from [<c13cbb5c>] (lkdtm_EXEC_STACK+0x38/0x54)
2175 21:37:45.095200 # [ 75.276544] r7:c6a13f60 r6:0000000b r5:c5ed6000 r4:c6a12000
2176 21:37:45.095761 # [ 75.282483] [<c13cbb24>] (lkdtm_EXEC_STACK) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2177 21:37:45.096279 # [ 75.290930] r4:00000020
2178 21:37:45.096644 # [ 75.293738] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2179 21:37:45.097101 # [ 75.302025] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2180 21:37:45.097444 # [ 75.310214] r9:c6a13f60 r8:c517a780 r7:0000000b r6:b6e66000 r5:c68d6280 r4:c0c588c8
2181 21:37:45.139305 # [ 75.318238] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2182 21:37:45.139873 # [ 75.326341] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6e66000 r5:c68d6280 r4:00000000
2183 21:37:45.140260 # [ 75.334359] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2184 21:37:45.140611 # [ 75.341767] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6a12000 r5:c68d6280
2185 21:37:45.140947 # [ 75.349863] r4:c68d6280
2186 21:37:45.141273 # [ 75.352673] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2187 21:37:45.141592 # [ 75.360081] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:0000000b r4:0000000b
2188 21:37:45.183416 # [ 75.368102] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2189 21:37:45.183984 # [ 75.375939] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
2190 21:37:45.184371 # [ 75.381262] 3fa0: 0000000b 0000000b 00000001 b6e66000 0000000b 00000000
2191 21:37:45.184724 # [ 75.389712] 3fc0: 0000000b 0000000b b6fade00 00000004 00000001 00000000 00020000 bedb7ac4
2192 21:37:45.185062 # [ 75.398157] 3fe0: 00000004 bedb77f8 b6f17d8f b6e9e7e6
2193 21:37:45.227435 # [ 75.403482] Code: c6a13e08 c13cbb5c c13cb91c<6>[ 75.972285] lkdtm: Performing direct entry EXEC_KMALLOC
2194 21:37:45.228004 c6a13e6c (e1a0c00d)
2195 21:37:45.228383 # [ 7<56>[ 75.978948] lkdtm: attempting ok execution at c0c59258
2196 21:37:45.228732 409851] ---[ end trace c25e2e226c<6>[ 75.987123] lkdtm: attempting bad execution at c6b24b00
2197 21:37:45.229083 cb702a ]---
2198 21:37:45.229409 # EXEC_STACK: missin<1>[ 75.995446] 8<--- cut here ---
2199 21:37:45.229730 g 'call trace:':< 1[>F[A I L ]7
2200 21:37:45.230047 6.001562] Unable to handle kernel paging request at virtual address c6b24b00
2201 21:37:45.230380 not ok 31 selfte<s1>t[s : l7k6d011126] pgd = 06762178
2202 21:37:45.230760 tm: EXEC_STACK.sh # exit=1
2203 21:37:45.271377 # sel<1>[ 76.016089] [c6b24b00] *pgd=16a1141e(bad)
2204 21:37:45.271939 ftests: lkdtm: EXEC_<K0M>A[L L O6.023224] Internal error: Oops: 8000000d [#5] SMP ARM
2205 21:37:45.272346 C.sh
2206 21:37:45.272695 <4>[ 76.030876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2207 21:37:45.315287 <4>[ 76.060496] CPU: 3 PID: 1874 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2208 21:37:45.315862 <4>[ 76.068508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2209 21:37:45.316265 <4>[ 76.075308] PC is at 0xc6b24b00
2210 21:37:45.316615 <4>[ 76.078727] LR is at execute_location+0xa4/0xb4
2211 21:37:45.316955 <4>[ 76.083529] pc : [<c6b24b00>] lr : [<c13cb9b4>] psr: 600e0013
2212 21:37:45.317294 <4>[ 76.090065] sp : c6945e30 ip : c6945d38 fp : c6945e4c
2213 21:37:45.317623 <4>[ 76.095557] r10: 0000000d r9 : c1ad5e18 r8 : c15ebd54
2214 21:37:45.359419 <4>[ 76.101051] r7 : c6945f60 r6 : 00000001 r5 : c6b24b00 r4 : c0c59258
2215 21:37:45.359983 <4>[ 76.107846] r3 : ea37dbfb r2 : ea37dbfb r1 : ef7c05e0 r0 : 0000002b
2216 21:37:45.360364 <4>[ 76.114644] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2217 21:37:45.360718 <4>[ 76.122047] Control: 10c5387d Table: 1459804a DAC: 00000051
2218 21:37:45.361055 <0>[ 76.128063] Process cat (pid: 1874, stack limit = 0x8eb789ee)
2219 21:37:45.361385 <0>[ 76.134079] Stack: (0xc6945e30 to 0xc6946000)
2220 21:37:45.361707 <0>[ 76.138710] 5e20: c6b24b00 c6a7b000 0000000d c6945f60
2221 21:37:45.403315 <0>[ 76.147160] 5e40: c6945e64 c6945e50 c0c592a8 c13cb91c 00000021 c6a7b000 c6945e74 c6945e68
2222 21:37:45.403879 <0>[ 76.155610] 5e60: c0c584e8 c0c5927c c6945e9c c6945e78 c0c589e8 c0c584c8 c0c588c8 c412c780
2223 21:37:45.404260 <0>[ 76.164060] 5e80: b6e78000 0000000d c517a780 c6945f60 c6945ec4 c6945ea0 c07e211c c0c588d4
2224 21:37:45.404612 <0>[ 76.172510] 5ea0: 00000000 c412c780 b6e78000 c290d000 c6945f60 c07e20b8 c6945f5c c6945ec8
2225 21:37:45.404947 <0>[ 76.180960] 5ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6944000
2226 21:37:45.451442 <0>[ 76.189410] 5ee0: b6e78000 00020000 00000004 0000000d 0001fff3 c6945ee0 00000001 b6e77000
2227 21:37:45.452003 <0>[ 76.197858] 5f00: c68d7540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2228 21:37:45.452386 <0>[ 76.206309] 5f20: 00000000 00000000 c13e0f18 ea37dbfb c206c0e0 c412c780 c412c780 c6944000
2229 21:37:45.452737 <0>[ 76.214758] 5f40: b6e78000 00000000 00000000 00000004 c6945f94 c6945f60 c059c358 c059bcac
2230 21:37:45.453074 <0>[ 76.223209] 5f60: 00000000 00000000 c6945fac ea37dbfb 0000000d 0000000d b6fbfe00 00000004
2231 21:37:45.495242 <0>[ 76.231658] 5f80: c03002e4 c6944000 c6945fa4 c6945f98 c059c3e8 c059c2f0 00000000 c6945fa8
2232 21:37:45.495800 <0>[ 76.240107] 5fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e78000 0000000d 00000000
2233 21:37:45.496176 <0>[ 76.248556] 5fc0: 0000000d 0000000d b6fbfe00 00000004 00000001 00000000 00020000 bef63ac4
2234 21:37:45.496528 <0>[ 76.257005] 5fe0: 00000004 bef637f8 b6f29d8f b6eb07e6 800e0030 00000001 00000000 00000000
2235 21:37:45.496862 <0>[ 76.265447] Backtrace:
2236 21:37:45.497186 <0>[ 76.268188] [<c13cb910>] (execute_location) from [<c0c592a8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
2237 21:37:45.539244 <0>[ 76.276899] r7:c6945f60 r6:0000000d r5:c6a7b000 r4:c6b24b00
2238 21:37:45.539803 <0>[ 76.282835] [<c0c59270>] (lkdtm_EXEC_KMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2239 21:37:45.540186 <0>[ 76.291456] r5:c6a7b000 r4:00000021
2240 21:37:45.540533 <0>[ 76.295306] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2241 21:37:45.540874 <0>[ 76.303591] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2242 21:37:45.541210 <0>[ 76.311781] r9:c6945f60 r8:c517a780 r7:0000000d r6:b6e78000 r5:c412c780 r4:c0c588c8
2243 21:37:45.583392 <0>[ 76.319807] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2244 21:37:45.583952 <0>[ 76.327910] r9:c07e20b8 r8:c6945f60 r7:c290d000 r6:b6e78000 r5:c412c780 r4:00000000
2245 21:37:45.584387 <0>[ 76.335927] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2246 21:37:45.584754 <0>[ 76.343336] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6944000 r5:c412c780
2247 21:37:45.585091 <0>[ 76.351433] r4:c412c780
2248 21:37:45.585419 <0>[ 76.354242] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2249 21:37:45.627017 <0>[ 76.361649] r9:c6944000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:0000000d r4:0000000d
2250 21:37:45.627175 <0>[ 76.369670] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2251 21:37:45.627242 <0>[ 76.377509] Exception stack(0xc6945fa8 to 0xc6945ff0)
2252 21:37:45.627308 <0>[ 76.382832] 5fa0: 0000000d 0000000d 00000001 b6e78000 0000000d 00000000
2253 21:37:45.627368 <0>[ 76.391283] 5fc0: 0000000d 0000000d b6fbfe00 00000004 00000001 00000000 00020000 bef63ac4
2254 21:37:45.627426 <0>[ 76.399731] 5fe0: 00000004 bef637f8 b6f29d8f b6eb07e6
2255 21:37:45.627482 <0>[ 76.405056] Code: 00000000 00000002 00000000 00000000 (e1a0c00d)
2256 21:37:45.627538 <4>[ 76.411424] ---[ end trace c25e2e226ccb702b ]---
2257 21:37:45.627597 # Segmentation fault
2258 21:37:45.763971 # [ 75.972285] lkdtm: Performing direct entry EXEC_KMALLOC
2259 21:37:45.764132 # [ 75.978948] lkdtm: attempting ok execution at c0c59258
2260 21:37:45.764200 # [ 75.987123] lkdtm: attempting bad execution at c6b24b00
2261 21:37:45.764262 # [ 75.995446] 8<--- cut here ---
2262 21:37:45.764322 # [ 76.001562] Unable to handle kernel paging request at virtual address c6b24b00
2263 21:37:45.764381 # [ 76.011126] pgd = 06762178
2264 21:37:45.764444 # [ 76.016089] [c6b24b00] *pgd=16a1141e(bad)
2265 21:37:45.764506 # [ 76.023224] Internal error: Oops: 8000000d [#5] SMP ARM
2266 21:37:45.806686 # [ 76.030876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2267 21:37:45.806785 # [ 76.060496] CPU: 3 PID: 1874 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2268 21:37:45.806887 # [ 76.068508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2269 21:37:45.806951 # [ 76.075308] PC is at 0xc6b24b00
2270 21:37:45.849823 # [ 76.078727] LR is at execute_location+0xa4/0xb4
2271 21:37:45.849911 # [ 76.083529] pc : [<c6b24b00>] lr : [<c13cb9b4>] psr: 600e0013
2272 21:37:45.849979 # [ 76.090065] sp : c6945e30 ip : c6945d38 fp : c6945e4c
2273 21:37:45.850041 # [ 76.095557] r10: 0000000d r9 : c1ad5e18 r8 : c15ebd54
2274 21:37:45.850101 # [ 76.101051] r7 : c6945f60 r6 : 00000001 r5 : c6b24b00 r4 : c0c59258
2275 21:37:45.850159 # [ 76.107846] r3 : ea37dbfb r2 : ea37dbfb r1 : ef7c05e0 r0 : 0000002b
2276 21:37:45.850217 # [ 76.114644] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2277 21:37:45.893020 # [ 76.122047] Control: 10c5387d Table: 1459804a DAC: 00000051
2278 21:37:45.893104 # [ 76.128063] Process cat (pid: 1874, stack limit = 0x8eb789ee)
2279 21:37:45.893175 # [ 76.134079] Stack: (0xc6945e30 to 0xc6946000)
2280 21:37:45.893238 # [ 76.138710] 5e20: c6b24b00 c6a7b000 0000000d c6945f60
2281 21:37:45.893299 # [ 76.147160] 5e40: c6945e64 c6945e50 c0c592a8 c13cb91c 00000021 c6a7b000 c6945e74 c6945e68
2282 21:37:45.893357 # [ 76.155610] 5e60: c0c584e8 c0c5927c c6945e9c c6945e78 c0c589e8 c0c584c8 c0c588c8 c412c780
2283 21:37:45.935736 # [ 76.164060] 5e80: b6e78000 0000000d c517a780 c6945f60 c6945ec4 c6945ea0 c07e211c c0c588d4
2284 21:37:45.935825 # [ 76.172510] 5ea0: 00000000 c412c780 b6e78000 c290d000 c6945f60 c07e20b8 c6945f5c c6945ec8
2285 21:37:45.935897 # [ 76.180960] 5ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6944000
2286 21:37:45.935961 # [ 76.189410] 5ee0: b6e78000 00020000 00000004 0000000d 0001fff3 c6945ee0 00000001 b6e77000
2287 21:37:45.936021 # [ 76.197858] 5f00: c68d7540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2288 21:37:45.979447 # [ 76.206309] 5f20: 00000000 00000000 c13e0f18 ea37dbfb c206c0e0 c412c780 c412c780 c6944000
2289 21:37:45.980050 # [ 76.214758] 5f40: b6e78000 00000000 00000000 00000004 c6945f94 c6945f60 c059c358 c059bcac
2290 21:37:45.980466 # [ 76.223209] 5f60: 00000000 00000000 c6945fac ea37dbfb 0000000d 0000000d b6fbfe00 00000004
2291 21:37:45.980816 # [ 76.231658] 5f80: c03002e4 c6944000 c6945fa4 c6945f98 c059c3e8 c059c2f0 00000000 c6945fa8
2292 21:37:45.981219 # [ 76.240107] 5fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e78000 0000000d 00000000
2293 21:37:45.981552 # [ 76.248556] 5fc0: 0000000d 0000000d b6fbfe00 00000004 00000001 00000000 00020000 bef63ac4
2294 21:37:46.023341 # [ 76.257005] 5fe0: 00000004 bef637f8 b6f29d8f b6eb07e6 800e0030 00000001 00000000 00000000
2295 21:37:46.023902 # [ 76.265447] Backtrace:
2296 21:37:46.024279 # [ 76.268188] [<c13cb910>] (execute_location) from [<c0c592a8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
2297 21:37:46.024630 # [ 76.276899] r7:c6945f60 r6:0000000d r5:c6a7b000 r4:c6b24b00
2298 21:37:46.024962 # [ 76.282835] [<c0c59270>] (lkdtm_EXEC_KMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2299 21:37:46.025293 # [ 76.291456] r5:c6a7b000 r4:00000021
2300 21:37:46.067193 # [ 76.295306] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2301 21:37:46.067760 # [ 76.303591] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2302 21:37:46.068163 # [ 76.311781] r9:c6945f60 r8:c517a780 r7:0000000d r6:b6e78000 r5:c412c780 r4:c0c588c8
2303 21:37:46.068584 # [ 76.319807] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2304 21:37:46.068956 # [ 76.327910] r9:c07e20b8 r8:c6945f60 r7:c290d000 r6:b6e78000 r5:c412c780 r4:00000000
2305 21:37:46.069292 # [ 76.335927] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2306 21:37:46.111315 # [ 76.343336] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6944000 r5:c412c780
2307 21:37:46.111876 # [ 76.351433] r4:c412c780
2308 21:37:46.112253 # [ 76.354242] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2309 21:37:46.112654 # [ 76.361649] r9:c6944000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:0000000d r4:0000000d
2310 21:37:46.112997 # [ 76.369670] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2311 21:37:46.113325 # [ 76.377509] Exception stack(0xc6945fa8 to 0xc6945ff0)
2312 21:37:46.155418 # [ 76.382832] 5fa0: 0000000d 0000000d 00000001 b6e78000 0000000d 00000000
2313 21:37:46.155980 # [ 76.391283] 5fc0: 0000000d 0000000d b6fbfe00 00000004 00000001 00000000 00020000 bef63ac4
2314 21:37:46.156379 # [ 76.399731] 5fe0: 00000004 bef637f8 b6f29d8f b6eb07e6
2315 21:37:46.156726 # [ 76.405056] Code: 00000000 00000002 00000000 00000000 (e1a0c00d)
2316 21:37:46.157063 # [ 76.411424] ---[ end trace c25e2e226ccb702b ]---
2317 21:37:46.157391 # EXEC_KMALLOC: missing 'call trace:': [FAIL]
2318 21:37:46.157707 not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1
2319 21:37:46.158023 # selftests: lkdtm: EXEC_VMALLOC.sh
2320 21:37:46.199032 <6>[ 76.952093] lkdtm: Performing direct entry EXEC_VMALLOC
2321 21:37:46.199198 <6>[ 76.958975] lkdtm: attempting ok execution at c0c59258
2322 21:37:46.199276 <6>[ 76.964613] lkdtm: attempting bad execution at f096e000
2323 21:37:46.199347 <1>[ 76.970232] 8<--- cut here ---
2324 21:37:46.199416 <1>[ 76.973589] Unable to handle kernel paging request at virtual address f096e000
2325 21:37:46.199484 <1>[ 76.981178] pgd = 2bf5dfaf
2326 21:37:46.199551 <1>[ 76.984224] [f096e000] *pgd=12958811, *pte=4908a65f, *ppte=4908a45f
2327 21:37:46.199616 <0>[ 76.990988] Internal error: Oops: 8000000f [#6] SMP ARM
2328 21:37:46.243160 <4>[ 76.996513] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2329 21:37:46.243336 <4>[ 77.026042] CPU: 3 PID: 1952 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2330 21:37:46.243421 <4>[ 77.034069] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2331 21:37:46.243498 <4>[ 77.040889] PC is at 0xf096e000
2332 21:37:46.287284 <4>[ 77.044332] LR is at execute_location+0xa4/0xb4
2333 21:37:46.287842 <4>[ 77.049151] pc : [<f096e000>] lr : [<c13cb9b4>] psr: 600e0013
2334 21:37:46.288222 <4>[ 77.055701] sp : c6d11e30 ip : c6d11d38 fp : c6d11e4c
2335 21:37:46.288573 <4>[ 77.061207] r10: 0000000d r9 : c1ad5e28 r8 : c15ebd54
2336 21:37:46.288908 <4>[ 77.066715] r7 : c6d11f60 r6 : 00000001 r5 : f096e000 r4 : c0c59258
2337 21:37:46.289237 <4>[ 77.073525] r3 : 5c4c61f8 r2 : 5c4c61f8 r1 : ef7c05e0 r0 : 0000002b
2338 21:37:46.289557 <4>[ 77.080339] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2339 21:37:46.331428 <4>[ 77.087758] Control: 10c5387d Table: 1697004a DAC: 00000051
2340 21:37:46.331996 <0>[ 77.093791] Process cat (pid: 1952, stack limit = 0x45a4ffb5)
2341 21:37:46.332376 <0>[ 77.099823] Stack: (0xc6d11e30 to 0xc6d12000)
2342 21:37:46.332728 <0>[ 77.104474] 1e20: f096e000 c6b23000 0000000d c6d11f60
2343 21:37:46.333069 <0>[ 77.112945] 1e40: c6d11e64 c6d11e50 c0c592dc c13cb91c 00000022 c6b23000 c6d11e74 c6d11e68
2344 21:37:46.333401 <0>[ 77.121414] 1e60: c0c584e8 c0c592c0 c6d11e9c c6d11e78 c0c589e8 c0c584c8 c0c588c8 c68d68c0
2345 21:37:46.375442 <0>[ 77.129883] 1e80: b6e60000 0000000d c517a780 c6d11f60 c6d11ec4 c6d11ea0 c07e211c c0c588d4
2346 21:37:46.376007 <0>[ 77.138353] 1ea0: 00000000 c68d68c0 b6e60000 c290d000 c6d11f60 c07e20b8 c6d11f5c c6d11ec8
2347 21:37:46.376388 <0>[ 77.146823] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6d10000
2348 21:37:46.376738 <0>[ 77.155291] 1ee0: b6e60000 00020000 00000004 0000000d 0001fff3 c6d11ee0 00000001 b6e5f000
2349 21:37:46.377071 <0>[ 77.163758] 1f00: c414ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2350 21:37:46.423288 <0>[ 77.172227] 1f20: 00000000 00000000 c13e0f18 5c4c61f8 c206c0e0 c68d68c0 c68d68c0 c6d10000
2351 21:37:46.423856 <0>[ 77.180697] 1f40: b6e60000 00000000 00000000 00000004 c6d11f94 c6d11f60 c059c358 c059bcac
2352 21:37:46.424232 <0>[ 77.189165] 1f60: 00000000 00000000 c6d11fac 5c4c61f8 0000000d 0000000d b6fa7e00 00000004
2353 21:37:46.424581 <0>[ 77.197634] 1f80: c03002e4 c6d10000 c6d11fa4 c6d11f98 c059c3e8 c059c2f0 00000000 c6d11fa8
2354 21:37:46.424915 <0>[ 77.206101] 1fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e60000 0000000d 00000000
2355 21:37:46.467405 <0>[ 77.214571] 1fc0: 0000000d 0000000d b6fa7e00 00000004 00000001 00000000 00020000 beaa7ac4
2356 21:37:46.467995 <0>[ 77.223040] 1fe0: 00000004 beaa77f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000
2357 21:37:46.468388 <0>[ 77.231495] Backtrace:
2358 21:37:46.468737 <0>[ 77.234265] [<c13cb910>] (execute_location) from [<c0c592dc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
2359 21:37:46.469167 <0>[ 77.242999] r7:c6d11f60 r6:0000000d r5:c6b23000 r4:f096e000
2360 21:37:46.469509 <0>[ 77.248958] [<c0c592b4>] (lkdtm_EXEC_VMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2361 21:37:46.469833 <0>[ 77.257597] r5:c6b23000 r4:00000022
2362 21:37:46.511422 <0>[ 77.261469] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2363 21:37:46.511986 <0>[ 77.269782] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2364 21:37:46.512363 <0>[ 77.277994] r9:c6d11f60 r8:c517a780 r7:0000000d r6:b6e60000 r5:c68d68c0 r4:c0c588c8
2365 21:37:46.512713 <0>[ 77.286044] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2366 21:37:46.513049 <0>[ 77.294169] r9:c07e20b8 r8:c6d11f60 r7:c290d000 r6:b6e60000 r5:c68d68c0 r4:00000000
2367 21:37:46.555240 <0>[ 77.302206] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2368 21:37:46.555809 <0>[ 77.309634] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6d10000 r5:c68d68c0
2369 21:37:46.556186 <0>[ 77.317744] r4:c68d68c0
2370 21:37:46.556534 <0>[ 77.320572] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2371 21:37:46.556870 <0>[ 77.328002] r9:c6d10000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000d r4:0000000d
2372 21:37:46.557201 <0>[ 77.336041] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2373 21:37:46.598935 <0>[ 77.343893] Exception stack(0xc6d11fa8 to 0xc6d11ff0)
2374 21:37:46.599114 <0>[ 77.349236] 1fa0: 0000000d 0000000d 00000001 b6e60000 0000000d 00000000
2375 21:37:46.599197 <0>[ 77.357705] 1fc0: 0000000d 0000000d b6fa7e00 00000004 00000001 00000000 00020000 beaa7ac4
2376 21:37:46.599275 <0>[ 77.366167] 1fe0: 00000004 beaa77f8 b6f11d8f b6e987e6
2377 21:37:46.599349 <0>[ 77.371512] Code: bad PC value
2378 21:37:46.599427 <4>[ 77.374964] ---[ end trace c25e2e226ccb702c ]---
2379 21:37:46.599487 # Segmentation fault
2380 21:37:46.720411 # [ 76.952093] lkdtm: Performing direct entry EXEC_VMALLOC
2381 21:37:46.720532 # [ 76.958975] lkdtm: attempting ok execution at c0c59258
2382 21:37:46.720601 # [ 76.964613] lkdtm: attempting bad execution at f096e000
2383 21:37:46.720663 # [ 76.970232] 8<--- cut here ---
2384 21:37:46.720722 # [ 76.973589] Unable to handle kernel paging request at virtual address f096e000
2385 21:37:46.720781 # [ 76.981178] pgd = 2bf5dfaf
2386 21:37:46.720837 # [ 76.984224] [f096e000] *pgd=12958811, *pte=4908a65f, *ppte=4908a45f
2387 21:37:46.720897 # [ 76.990988] Internal error: Oops: 8000000f [#6] SMP ARM
2388 21:37:46.763802 # [ 76.996513] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2389 21:37:46.764660 # [ 77.026042] CPU: 3 PID: 1952 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2390 21:37:46.765231 # [ 77.034069] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2391 21:37:46.811083 # [ 77.040889] PC is at 0xf096e000
2392 21:37:46.811685 # [ 77.044332] LR is at execute_location+0xa4/0xb4
2393 21:37:46.812216 # [ 77.049151] pc : [<f096e000>] lr : [<c13cb9b4>] psr: 600e0013
2394 21:37:46.812719 # [ 77.055701] sp : c6d11e30 ip : c6d11d38 fp : c6d11e4c
2395 21:37:46.813207 # [ 77.061207] r10: 0000000d r9 : c1ad5e28 r8 : c15ebd54
2396 21:37:46.813682 # [ 77.066715] r7 : c6d11f60 r6 : 00000001 r5 : f096e000 r4 : c0c59258
2397 21:37:46.814140 # [ 77.073525] r3 : 5c4c61f8 r2 : 5c4c61f8 r1 : ef7c05e0 r0 : 0000002b
2398 21:37:46.855203 # [ 77.080339] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2399 21:37:46.855393 # [ 77.087758] Control: 10c5387d Table: 1697004a DAC: 00000051
2400 21:37:46.855491 # [ 77.093791] Process cat (pid: 1952, stack limit = 0x45a4ffb5)
2401 21:37:46.855580 # [ 77.099823] Stack: (0xc6d11e30 to 0xc6d12000)
2402 21:37:46.855665 # [ 77.104474] 1e20: f096e000 c6b23000 0000000d c6d11f60
2403 21:37:46.855750 # [ 77.112945] 1e40: c6d11e64 c6d11e50 c0c592dc c13cb91c 00000022 c6b23000 c6d11e74 c6d11e68
2404 21:37:46.855832 # [ 77.121414] 1e60: c0c584e8 c0c592c0 c6d11e9c c6d11e78 c0c589e8 c0c584c8 c0c588c8 c68d68c0
2405 21:37:46.903279 # [ 77.129883] 1e80: b6e60000 0000000d c517a780 c6d11f60 c6d11ec4 c6d11ea0 c07e211c c0c588d4
2406 21:37:46.903848 # [ 77.138353] 1ea0: 00000000 c68d68c0 b6e60000 c290d000 c6d11f60 c07e20b8 c6d11f5c c6d11ec8
2407 21:37:46.904226 # [ 77.146823] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6d10000
2408 21:37:46.904570 # [ 77.155291] 1ee0: b6e60000 00020000 00000004 0000000d 0001fff3 c6d11ee0 00000001 b6e5f000
2409 21:37:46.904901 # [ 77.163758] 1f00: c414ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2410 21:37:46.947258 # [ 77.172227] 1f20: 00000000 00000000 c13e0f18 5c4c61f8 c206c0e0 c68d68c0 c68d68c0 c6d10000
2411 21:37:46.947812 # [ 77.180697] 1f40: b6e60000 00000000 00000000 00000004 c6d11f94 c6d11f60 c059c358 c059bcac
2412 21:37:46.948188 # [ 77.189165] 1f60: 00000000 00000000 c6d11fac 5c4c61f8 0000000d 0000000d b6fa7e00 00000004
2413 21:37:46.948538 # [ 77.197634] 1f80: c03002e4 c6d10000 c6d11fa4 c6d11f98 c059c3e8 c059c2f0 00000000 c6d11fa8
2414 21:37:46.948872 # [ 77.206101] 1fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e60000 0000000d 00000000
2415 21:37:46.991342 # [ 77.214571] 1fc0: 0000000d 0000000d b6fa7e00 00000004 00000001 00000000 00020000 beaa7ac4
2416 21:37:46.991909 # [ 77.223040] 1fe0: 00000004 beaa77f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000
2417 21:37:46.992390 # [ 77.231495] Backtrace:
2418 21:37:46.992741 # [ 77.234265] [<c13cb910>] (execute_location) from [<c0c592dc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
2419 21:37:46.993079 # [ 77.242999] r7:c6d11f60 r6:0000000d r5:c6b23000 r4:f096e000
2420 21:37:46.993404 # [ 77.248958] [<c0c592b4>] (lkdtm_EXEC_VMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2421 21:37:46.993726 # [ 77.257597] r5:c6b23000 r4:00000022
2422 21:37:47.035073 # [ 77.261469] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2423 21:37:47.035282 # [ 77.269782] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2424 21:37:47.035390 # [ 77.277994] r9:c6d11f60 r8:c517a780 r7:0000000d r6:b6e60000 r5:c68d68c0 r4:c0c588c8
2425 21:37:47.035490 # [ 77.286044] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2426 21:37:47.035584 # [ 77.294169] r9:c07e20b8 r8:c6d11f60 r7:c290d000 r6:b6e60000 r5:c68d68c0 r4:00000000
2427 21:37:47.079228 # [ 77.302206] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2428 21:37:47.079813 # [ 77.309634] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6d10000 r5:c68d68c0
2429 21:37:47.080190 # [ 77.317744] r4:c68d68c0
2430 21:37:47.080531 # [ 77.320572] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2431 21:37:47.080861 # [ 77.328002] r9:c6d10000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000d r4:0000000d
2432 21:37:47.081187 # [ 77.336041] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2433 21:37:47.081503 # [ 77.343893] Exception stack(0xc6d11fa8 to 0xc6d11ff0)
2434 21:37:47.127196 # [ 77.349236] 1fa0: 0000000d 0000000d 00000001 b6e60000 0000000d 00000000
2435 21:37:47.127368 # [ 77.357705] 1fc0: 0000000d 0000000d b6fa7e00 00000004 00000001 00000000 00020000 beaa7ac4
2436 21:37:47.127449 # [ 77.366167] 1fe0: 00000004 beaa77f8 b6f11d8f b6e987e6
2437 21:37:47.127520 # [ 77.3715<6>[ 77.891936] lkdtm: Performing direct entry EXEC_RODATA
2438 21:37:47.127589 12] Code: bad PC value
2439 21:37:47.127657 # [< 6 > 77.899094] lkdtm: attempting ok execution at c0c59258
2440 21:37:47.171168 77.374964] ---[ end trace c25e2e2<6>[ 77.907063] lkdtm: attempting bad execution at c15ebff0
2441 21:37:47.171568 26ccb702c ]---
2442 21:37:47.171812 # EXEC_VMALLOC: m<1>[ 77.915398] 8<--- cut here ---
2443 21:37:47.172038 issing 'call trace:':< 1[>F[A I L77.921538] Unable to handle kernel paging request at virtual address c15ebff0
2444 21:37:47.172255 ]
2445 21:37:47.172464 not ok 33 selft<e1s>t[s : l77.931275] pgd = 2bf5dfaf
2446 21:37:47.172672 dtm: EXEC_VMALLOC.sh # exit=1
2447 21:37:47.172874 # <1>[ 77.936410] [c15ebff0] *pgd=1141941e(bad)
2448 21:37:47.173074 selftests: lkdtm: EXEC_R<O0D>A[T 77.943547] Internal error: Oops: 8000000d [#7] SMP ARM
2449 21:37:47.173278 .sh
2450 21:37:47.215443 <4>[ 77.951458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2451 21:37:47.216026 <4>[ 77.980991] CPU: 3 PID: 2030 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2452 21:37:47.216410 <4>[ 77.989002] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2453 21:37:47.259435 <4>[ 77.995810] PC is at lkdtm_rodata_do_nothing+0x0/0x10
2454 21:37:47.259998 <4>[ 78.001139] LR is at execute_location+0xa4/0xb4
2455 21:37:47.260370 <4>[ 78.005939] pc : [<c15ebff0>] lr : [<c13cb9b4>] psr: 600e0013
2456 21:37:47.260718 <4>[ 78.012474] sp : c6a9be38 ip : c6a9bd40 fp : c6a9be54
2457 21:37:47.261048 <4>[ 78.017968] r10: 0000000c r9 : c1ad5e38 r8 : c15ebd54
2458 21:37:47.261377 <4>[ 78.023461] r7 : c6a9bf60 r6 : 00000000 r5 : c15ebff0 r4 : c0c59258
2459 21:37:47.261701 <4>[ 78.030256] r3 : f508ce90 r2 : f508ce90 r1 : ef7c05e0 r0 : 0000002b
2460 21:37:47.303395 <4>[ 78.037054] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2461 21:37:47.303964 <4>[ 78.044458] Control: 10c5387d Table: 1697004a DAC: 00000051
2462 21:37:47.304349 <0>[ 78.050472] Process cat (pid: 2030, stack limit = 0x56905ca8)
2463 21:37:47.304699 <0>[ 78.056486] Stack: (0xc6a9be38 to 0xc6a9c000)
2464 21:37:47.305032 <0>[ 78.061116] be20: 00000023 c6b23000
2465 21:37:47.305363 <0>[ 78.069568] be40: 0000000c c6a9bf60 c6a9be64 c6a9be58 c13cbb9c c13cb91c c6a9be74 c6a9be68
2466 21:37:47.305764 <0>[ 78.078020] be60: c0c584e8 c13cbb84 c6a9be9c c6a9be78 c0c589e8 c0c584c8 c0c588c8 c412c000
2467 21:37:47.347285 <0>[ 78.086469] be80: b6de0000 0000000c c517a780 c6a9bf60 c6a9bec4 c6a9bea0 c07e211c c0c588d4
2468 21:37:47.347852 <0>[ 78.094920] bea0: 00000000 c412c000 b6de0000 c290d000 c6a9bf60 c07e20b8 c6a9bf5c c6a9bec8
2469 21:37:47.348234 <0>[ 78.103371] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c5c42424 c059c358 c6a9a000
2470 21:37:47.348584 <0>[ 78.111820] bee0: b6de0000 00020000 00000004 0000000c 0001fff4 c6a9bee0 00000001 00000805
2471 21:37:47.348919 <0>[ 78.120268] bf00: c4101a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2472 21:37:47.391413 <0>[ 78.128719] bf20: 00000000 00000000 c6a9a000 f508ce90 b6ddf000 c412c000 c412c000 c6a9a000
2473 21:37:47.391982 <0>[ 78.137168] bf40: b6de0000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c059c358 c059bcac
2474 21:37:47.392363 <0>[ 78.145619] bf60: 00000000 00000000 c6a9bfac f508ce90 0000000c 0000000c b6f27e00 00000004
2475 21:37:47.392714 <0>[ 78.154068] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059c3e8 c059c2f0 00000000 c6a9bfa8
2476 21:37:47.393048 <0>[ 78.162518] bfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6de0000 0000000c 00000000
2477 21:37:47.435362 <0>[ 78.170969] bfc0: 0000000c 0000000c b6f27e00 00000004 00000001 00000000 00020000 bed6fac4
2478 21:37:47.435931 <0>[ 78.179417] bfe0: 00000004 bed6f7f8 b6e91d8f b6e187e6 800e0030 00000001 00000000 00000000
2479 21:37:47.436306 <0>[ 78.187859] Backtrace:
2480 21:37:47.436652 <0>[ 78.190591] [<c13cb910>] (execute_location) from [<c13cbb9c>] (lkdtm_EXEC_RODATA+0x24/0x28)
2481 21:37:47.436989 <0>[ 78.199217] r7:c6a9bf60 r6:0000000c r5:c6b23000 r4:00000023
2482 21:37:47.437318 <0>[ 78.205157] [<c13cbb78>] (lkdtm_EXEC_RODATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2483 21:37:47.479439 <0>[ 78.213697] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2484 21:37:47.480003 <0>[ 78.221985] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2485 21:37:47.480382 <0>[ 78.230178] r9:c6a9bf60 r8:c517a780 r7:0000000c r6:b6de0000 r5:c412c000 r4:c0c588c8
2486 21:37:47.480729 <0>[ 78.238203] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2487 21:37:47.481062 <0>[ 78.246306] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6de0000 r5:c412c000 r4:00000000
2488 21:37:47.527432 <0>[ 78.254324] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2489 21:37:47.527996 <0>[ 78.261732] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6a9a000 r5:c412c000
2490 21:37:47.528372 <0>[ 78.269829] r4:c412c000
2491 21:37:47.528716 <0>[ 78.272637] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2492 21:37:47.529046 <0>[ 78.280046] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000c r4:0000000c
2493 21:37:47.529369 <0>[ 78.288067] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2494 21:37:47.529725 <0>[ 78.295903] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
2495 21:37:47.571115 <0>[ 78.301226] bfa0: 0000000c 0000000c 00000001 b6de0000 0000000c 00000000
2496 21:37:47.571326 <0>[ 78.309675] bfc0: 0000000c 0000000c b6f27e00 00000004 00000001 00000000 00020000 bed6fac4
2497 21:37:47.571401 <0>[ 78.318121] bfe0: 00000004 bed6f7f8 b6e91d8f b6e187e6
2498 21:37:47.571467 <0>[ 78.323449] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d)
2499 21:37:47.571530 <4>[ 78.329818] ---[ end trace c25e2e226ccb702d ]---
2500 21:37:47.571591 # Segmentation fault
2501 21:37:47.713168 # [ 77.891936] lkdtm: Performing direct entry EXEC_RODATA
2502 21:37:47.713276 # [ 77.899094] lkdtm: attempting ok execution at c0c59258
2503 21:37:47.713343 # [ 77.907063] lkdtm: attempting bad execution at c15ebff0
2504 21:37:47.713409 # [ 77.915398] 8<--- cut here ---
2505 21:37:47.713470 # [ 77.921538] Unable to handle kernel paging request at virtual address c15ebff0
2506 21:37:47.713528 # [ 77.931275] pgd = 2bf5dfaf
2507 21:37:47.713589 # [ 77.936410] [c15ebff0] *pgd=1141941e(bad)
2508 21:37:47.713649 # [ 77.943547] Internal error: Oops: 8000000d [#7] SMP ARM
2509 21:37:47.756201 # [ 77.951458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2510 21:37:47.756300 # [ 77.980991] CPU: 3 PID: 2030 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2511 21:37:47.756374 # [ 77.989002] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2512 21:37:47.799104 # [ 77.995810] PC is at lkdtm_rodata_do_nothing+0x0/0x10
2513 21:37:47.799203 # [ 78.001139] LR is at execute_location+0xa4/0xb4
2514 21:37:47.799268 # [ 78.005939] pc : [<c15ebff0>] lr : [<c13cb9b4>] psr: 600e0013
2515 21:37:47.799329 # [ 78.012474] sp : c6a9be38 ip : c6a9bd40 fp : c6a9be54
2516 21:37:47.799388 # [ 78.017968] r10: 0000000c r9 : c1ad5e38 r8 : c15ebd54
2517 21:37:47.799448 # [ 78.023461] r7 : c6a9bf60 r6 : 00000000 r5 : c15ebff0 r4 : c0c59258
2518 21:37:47.799508 # [ 78.030256] r3 : f508ce90 r2 : f508ce90 r1 : ef7c05e0 r0 : 0000002b
2519 21:37:47.842961 # [ 78.037054] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2520 21:37:47.843142 # [ 78.044458] Control: 10c5387d Table: 1697004a DAC: 00000051
2521 21:37:47.843283 # [ 78.050472] Process cat (pid: 2030, stack limit = 0x56905ca8)
2522 21:37:47.843417 # [ 78.056486] Stack: (0xc6a9be38 to 0xc6a9c000)
2523 21:37:47.843553 # [ 78.061116] be20: 00000023 c6b23000
2524 21:37:47.843694 # [ 78.069568] be40: 0000000c c6a9bf60 c6a9be64 c6a9be58 c13cbb9c c13cb91c c6a9be74 c6a9be68
2525 21:37:47.843823 # [ 78.078020] be60: c0c584e8 c13cbb84 c6a9be9c c6a9be78 c0c589e8 c0c584c8 c0c588c8 c412c000
2526 21:37:47.887053 # [ 78.086469] be80: b6de0000 0000000c c517a780 c6a9bf60 c6a9bec4 c6a9bea0 c07e211c c0c588d4
2527 21:37:47.887267 # [ 78.094920] bea0: 00000000 c412c000 b6de0000 c290d000 c6a9bf60 c07e20b8 c6a9bf5c c6a9bec8
2528 21:37:47.887386 # [ 78.103371] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c5c42424 c059c358 c6a9a000
2529 21:37:47.887493 # [ 78.111820] bee0: b6de0000 00020000 00000004 0000000c 0001fff4 c6a9bee0 00000001 00000805
2530 21:37:47.887595 # [ 78.120268] bf00: c4101a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2531 21:37:47.931293 # [ 78.128719] bf20: 00000000 00000000 c6a9a000 f508ce90 b6ddf000 c412c000 c412c000 c6a9a000
2532 21:37:47.931894 # [ 78.137168] bf40: b6de0000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c059c358 c059bcac
2533 21:37:47.932479 # [ 78.145619] bf60: 00000000 00000000 c6a9bfac f508ce90 0000000c 0000000c b6f27e00 00000004
2534 21:37:47.932910 # [ 78.154068] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059c3e8 c059c2f0 00000000 c6a9bfa8
2535 21:37:47.933262 # [ 78.162518] bfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6de0000 0000000c 00000000
2536 21:37:47.975331 # [ 78.170969] bfc0: 0000000c 0000000c b6f27e00 00000004 00000001 00000000 00020000 bed6fac4
2537 21:37:47.975928 # [ 78.179417] bfe0: 00000004 bed6f7f8 b6e91d8f b6e187e6 800e0030 00000001 00000000 00000000
2538 21:37:47.976485 # [ 78.187859] Backtrace:
2539 21:37:47.976927 # [ 78.190591] [<c13cb910>] (execute_location) from [<c13cbb9c>] (lkdtm_EXEC_RODATA+0x24/0x28)
2540 21:37:47.977275 # [ 78.199217] r7:c6a9bf60 r6:0000000c r5:c6b23000 r4:00000023
2541 21:37:47.977630 # [ 78.205157] [<c13cbb78>] (lkdtm_EXEC_RODATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2542 21:37:48.019264 # [ 78.213697] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2543 21:37:48.019867 # [ 78.221985] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2544 21:37:48.020246 # [ 78.230178] r9:c6a9bf60 r8:c517a780 r7:0000000c r6:b6de0000 r5:c412c000 r4:c0c588c8
2545 21:37:48.020599 # [ 78.238203] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2546 21:37:48.020933 # [ 78.246306] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6de0000 r5:c412c000 r4:00000000
2547 21:37:48.021262 # [ 78.254324] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2548 21:37:48.063304 # [ 78.261732] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6a9a000 r5:c412c000
2549 21:37:48.063868 # [ 78.269829] r4:c412c000
2550 21:37:48.064237 # [ 78.272637] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2551 21:37:48.064603 # [ 78.280046] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000c r4:0000000c
2552 21:37:48.064982 # [ 78.288067] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2553 21:37:48.065313 # [ 78.295903] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
2554 21:37:48.107181 # [ 78.301226] bfa0: 0000000c 0000000c 00000001 b6de0000 0000000c 00000000
2555 21:37:48.107373 # [ 78.309675] bfc0: 0000000c 0000000c b6f27e00 00000004 00000001 00000000 00020000 bed6fac4
2556 21:37:48.107471 # [ 78.318121] bfe0: 00000004 bed6f7f8 b6e91d8f b6e187e6
2557 21:37:48.107564 # [ 78.323449] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d)
2558 21:37:48.107697 # [ 78.329818] ---[ end trace c25e2e226ccb702d ]---
2559 21:37:48.107833 # EXEC_RODATA: missing 'call trace:': [FAIL]
2560 21:37:48.107977 not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1
2561 21:37:48.108068 # selftests: lkdtm: EXEC_USERSPACE.sh
2562 21:37:48.155072 <6>[ 78.904744] lkdtm: Performing direct entry EXEC_USERSPACE
2563 21:37:48.155270 <6>[ 78.910494] lkdtm: attempting ok execution at c0c59258
2564 21:37:48.155378 <6>[ 78.915964] lkdtm: attempting bad execution at b6f23000
2565 21:37:48.155472 <1>[ 78.921519] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f23000
2566 21:37:48.155561 <0>[ 78.928936] Internal error: : b [#8] SMP ARM
2567 21:37:48.199297 <4>[ 78.933485] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2568 21:37:48.199876 <4>[ 78.962808] CPU: 2 PID: 2107 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2569 21:37:48.200258 <4>[ 78.970819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2570 21:37:48.200607 <4>[ 78.977621] PC is at 0xb6f23000
2571 21:37:48.200940 <4>[ 78.981042] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
2572 21:37:48.201265 <4>[ 78.986189] pc : [<b6f23000>] lr : [<c0c593ac>] psr: 600e0013
2573 21:37:48.247291 <4>[ 78.992726] sp : c4119e48 ip : c4119d50 fp : c4119e64
2574 21:37:48.247854 <4>[ 78.998220] r10: 0000000f r9 : c1ad5e44 r8 : c15ebd54
2575 21:37:48.248236 <4>[ 79.003713] r7 : c4119f60 r6 : 0000000f r5 : c6a83000 r4 : b6f23000
2576 21:37:48.248587 <4>[ 79.010509] r3 : cbcceb3c r2 : cbcceb3c r1 : ef7ab5e0 r0 : 0000002b
2577 21:37:48.248920 <4>[ 79.017306] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2578 21:37:48.249246 <4>[ 79.024712] Control: 10c5387d Table: 16e4804a DAC: 00000051
2579 21:37:48.249569 <0>[ 79.030729] Process cat (pid: 2107, stack limit = 0x02b6f769)
2580 21:37:48.295292 <0>[ 79.036745] Stack: (0xc4119e48 to 0xc411a000)
2581 21:37:48.295857 <0>[ 79.041377] 9e40: 00000001 00000000 0000000f 00000024 c4119e74 c4119e68
2582 21:37:48.296245 <0>[ 79.049828] 9e60: c0c584e8 c0c592f4 c4119e9c c4119e78 c0c589e8 c0c584c8 c0c588c8 c4232500
2583 21:37:48.296593 <0>[ 79.058278] 9e80: b6ddd000 0000000f c517a780 c4119f60 c4119ec4 c4119ea0 c07e211c c0c588d4
2584 21:37:48.296924 <0>[ 79.066728] 9ea0: 00000000 c4232500 b6ddd000 c290d000 c4119f60 c07e20b8 c4119f5c c4119ec8
2585 21:37:48.339438 <0>[ 79.075177] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4118000
2586 21:37:48.340004 <0>[ 79.083629] 9ee0: b6ddd000 00020000 00000004 0000000f 0001fff1 c4119ee0 00000001 b6ddc000
2587 21:37:48.340387 <0>[ 79.092078] 9f00: c68c7cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2588 21:37:48.340737 <0>[ 79.100526] 9f20: 00000000 00000000 c13e0f18 cbcceb3c c206c0e0 c4232500 c4232500 c4118000
2589 21:37:48.341072 <0>[ 79.108974] 9f40: b6ddd000 00000000 00000000 00000004 c4119f94 c4119f60 c059c358 c059bcac
2590 21:37:48.383519 <0>[ 79.117424] 9f60: 00000000 00000000 c4119fac cbcceb3c 0000000f 0000000f b6f24e00 00000004
2591 21:37:48.384092 <0>[ 79.125873] 9f80: c03002e4 c4118000 c4119fa4 c4119f98 c059c3e8 c059c2f0 00000000 c4119fa8
2592 21:37:48.384521 <0>[ 79.134323] 9fa0: c03000c0 c059c3dc 0000000f 0000000f 00000001 b6ddd000 0000000f 00000000
2593 21:37:48.384867 <0>[ 79.142771] 9fc0: 0000000f 0000000f b6f24e00 00000004 00000001 00000000 00020000 bef55ac4
2594 21:37:48.385197 <0>[ 79.151220] 9fe0: 00000004 bef557f8 b6e8ed8f b6e157e6 800e0030 00000001 00000000 00000000
2595 21:37:48.385525 <0>[ 79.159662] Backtrace:
2596 21:37:48.427408 <0>[ 79.162393] [<c0c592e8>] (lkdtm_EXEC_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2597 21:37:48.428053 <0>[ 79.171187] r4:00000024
2598 21:37:48.428441 <0>[ 79.173998] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2599 21:37:48.428791 <0>[ 79.182283] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2600 21:37:48.429124 <0>[ 79.190474] r9:c4119f60 r8:c517a780 r7:0000000f r6:b6ddd000 r5:c4232500 r4:c0c588c8
2601 21:37:48.429453 <0>[ 79.198497] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2602 21:37:48.471435 <0>[ 79.206603] r9:c07e20b8 r8:c4119f60 r7:c290d000 r6:b6ddd000 r5:c4232500 r4:00000000
2603 21:37:48.472114 <0>[ 79.214620] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2604 21:37:48.472636 <0>[ 79.222029] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c4118000 r5:c4232500
2605 21:37:48.472998 <0>[ 79.230126] r4:c4232500
2606 21:37:48.473333 <0>[ 79.232936] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2607 21:37:48.473665 <0>[ 79.240344] r9:c4118000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000000f r4:0000000f
2608 21:37:48.514941 <0>[ 79.248365] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2609 21:37:48.515095 <0>[ 79.256202] Exception stack(0xc4119fa8 to 0xc4119ff0)
2610 21:37:48.515163 <0>[ 79.261527] 9fa0: 0000000f 0000000f 00000001 b6ddd000 0000000f 00000000
2611 21:37:48.515231 <0>[ 79.269978] 9fc0: 0000000f 0000000f b6f24e00 00000004 00000001 00000000 00020000 bef55ac4
2612 21:37:48.515294 <0>[ 79.278427] 9fe0: 00000004 bef557f8 b6e8ed8f b6e157e6
2613 21:37:48.515352 <0>[ 79.283755] Code: bad PC value
2614 21:37:48.515409 <4>[ 79.287087] ---[ end trace c25e2e226ccb702e ]---
2615 21:37:48.515470 # Segmentation fault
2616 21:37:48.658510 # [ 78.904744] lkdtm: Performing direct entry EXEC_USERSPACE
2617 21:37:48.658669 # [ 78.910494] lkdtm: attempting ok execution at c0c59258
2618 21:37:48.658797 # [ 78.915964] lkdtm: attempting bad execution at b6f23000
2619 21:37:48.658916 # [ 78.921519] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f23000
2620 21:37:48.659029 # [ 78.928936] Internal error: : b [#8] SMP ARM
2621 21:37:48.701952 # [ 78.933485] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2622 21:37:48.702426 # [ 78.962808] CPU: 2 PID: 2107 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2623 21:37:48.702907 # [ 78.970819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2624 21:37:48.703261 # [ 78.977621] PC is at 0xb6f23000
2625 21:37:48.703592 # [ 78.981042] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
2626 21:37:48.744964 # [ 78.986189] pc : [<b6f23000>] lr : [<c0c593ac>] psr: 600e0013
2627 21:37:48.745075 # [ 78.992726] sp : c4119e48 ip : c4119d50 fp : c4119e64
2628 21:37:48.745172 # [ 78.998220] r10: 0000000f r9 : c1ad5e44 r8 : c15ebd54
2629 21:37:48.745264 # [ 79.003713] r7 : c4119f60 r6 : 0000000f r5 : c6a83000 r4 : b6f23000
2630 21:37:48.745354 # [ 79.010509] r3 : cbcceb3c r2 : cbcceb3c r1 : ef7ab5e0 r0 : 0000002b
2631 21:37:48.745443 # [ 79.017306] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2632 21:37:48.745533 # [ 79.024712] Control: 10c5387d Table: 16e4804a DAC: 00000051
2633 21:37:48.788090 # [ 79.030729] Process cat (pid: 2107, stack limit = 0x02b6f769)
2634 21:37:48.788261 # [ 79.036745] Stack: (0xc4119e48 to 0xc411a000)
2635 21:37:48.788356 # [ 79.041377] 9e40: 00000001 00000000 0000000f 00000024 c4119e74 c4119e68
2636 21:37:48.788449 # [ 79.049828] 9e60: c0c584e8 c0c592f4 c4119e9c c4119e78 c0c589e8 c0c584c8 c0c588c8 c4232500
2637 21:37:48.788523 # [ 79.058278] 9e80: b6ddd000 0000000f c517a780 c4119f60 c4119ec4 c4119ea0 c07e211c c0c588d4
2638 21:37:48.788596 # [ 79.066728] 9ea0: 00000000 c4232500 b6ddd000 c290d000 c4119f60 c07e20b8 c4119f5c c4119ec8
2639 21:37:48.831053 # [ 79.075177] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4118000
2640 21:37:48.831456 # [ 79.083629] 9ee0: b6ddd000 00020000 00000004 0000000f 0001fff1 c4119ee0 00000001 b6ddc000
2641 21:37:48.831711 # [ 79.092078] 9f00: c68c7cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2642 21:37:48.831943 # [ 79.100526] 9f20: 00000000 00000000 c13e0f18 cbcceb3c c206c0e0 c4232500 c4232500 c4118000
2643 21:37:48.832189 # [ 79.108974] 9f40: b6ddd000 00000000 00000000 00000004 c4119f94 c4119f60 c059c358 c059bcac
2644 21:37:48.875229 # [ 79.117424] 9f60: 00000000 00000000 c4119fac cbcceb3c 0000000f 0000000f b6f24e00 00000004
2645 21:37:48.875782 # [ 79.125873] 9f80: c03002e4 c4118000 c4119fa4 c4119f98 c059c3e8 c059c2f0 00000000 c4119fa8
2646 21:37:48.876157 # [ 79.134323] 9fa0: c03000c0 c059c3dc 0000000f 0000000f 00000001 b6ddd000 0000000f 00000000
2647 21:37:48.876500 # [ 79.142771] 9fc0: 0000000f 0000000f b6f24e00 00000004 00000001 00000000 00020000 bef55ac4
2648 21:37:48.876830 # [ 79.151220] 9fe0: 00000004 bef557f8 b6e8ed8f b6e157e6 800e0030 00000001 00000000 00000000
2649 21:37:48.877153 # [ 79.159662] Backtrace:
2650 21:37:48.919236 # [ 79.162393] [<c0c592e8>] (lkdtm_EXEC_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2651 21:37:48.919795 # [ 79.171187] r4:00000024
2652 21:37:48.920209 # [ 79.173998] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2653 21:37:48.920567 # [ 79.182283] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2654 21:37:48.920937 # [ 79.190474] r9:c4119f60 r8:c517a780 r7:0000000f r6:b6ddd000 r5:c4232500 r4:c0c588c8
2655 21:37:48.921271 # [ 79.198497] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2656 21:37:48.963262 # [ 79.206603] r9:c07e20b8 r8:c4119f60 r7:c290d000 r6:b6ddd000 r5:c4232500 r4:00000000
2657 21:37:48.963816 # [ 79.214620] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2658 21:37:48.964195 # [ 79.222029] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c4118000 r5:c4232500
2659 21:37:48.964546 # [ 79.230126] r4:c4232500
2660 21:37:48.964877 # [ 79.232936] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2661 21:37:48.965207 # [ 79.240344] r9:c4118000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000000f r4:0000000f
2662 21:37:49.007215 # [ 79.248365] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2663 21:37:49.007924 # [ 79.256202] Exception stack(0xc4119fa8 to 0xc4119ff0)
2664 21:37:49.008417 # [ 79.261527] 9fa0: 0000000f 0000000f 00000001 b6ddd000 0000000f 00000000
2665 21:37:49.008891 # [ 79.269978] 9fc0: 0000000f 0000000f b6f24e00 00000004 00000001 00000000 00020000 bef55ac4
2666 21:37:49.009261 # [ 79.278427] 9fe0: 00000004 bef557f8 b6e8ed8f b6e157e6
2667 21:37:49.009641 # [ 79.283755] Code: bad PC value
2668 21:37:49.009998 # [ 79.287087] ---[ end trace c25e2e226ccb702e ]---
2669 21:37:49.010344 # EXEC_USERSPACE: missing 'call trace:': [FAIL]
2670 21:37:49.051045 not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1
2671 21:37:49.051243 # selftests: lkdtm: EXEC_NULL.sh
2672 21:37:49.066705 <6>[ 79.828777] lkdtm: Performing direct entry EXEC_NULL
2673 21:37:49.066916 <6>[ 79.834123] lkdtm: attempting ok execution at c0c59258
2674 21:37:49.067013 <6>[ 79.839537] lkdtm: attempting bad execution at 00000000
2675 21:37:49.067100 <1>[ 79.845156] 8<--- cut here ---
2676 21:37:49.067184 <1>[ 79.848513] Unable to handle kernel NULL pointer dereference at virtual address 00000000
2677 21:37:49.067267 <1>[ 79.857003] pgd = d9b9e464
2678 21:37:49.067346 <1>[ 79.860025] [00000000] *pgd=00000000
2679 21:37:49.067423 <0>[ 79.863900] Internal error: Oops: 80000005 [#9] SMP ARM
2680 21:37:49.110193 <4>[ 79.869396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2681 21:37:49.110658 <4>[ 79.898730] CPU: 0 PID: 2179 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2682 21:37:49.110996 <4>[ 79.906741] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2683 21:37:49.153564 <4>[ 79.913543] PC is at 0x0
2684 21:37:49.154122 <4>[ 79.916357] LR is at execute_location+0xa4/0xb4
2685 21:37:49.154498 <4>[ 79.921157] pc : [<00000000>] lr : [<c13cb9b4>] psr: 600e0013
2686 21:37:49.154911 <4>[ 79.927691] sp : c68dde38 ip : c68ddd40 fp : c68dde54
2687 21:37:49.155275 <4>[ 79.933184] r10: 0000000a r9 : c1ad5e54 r8 : c15ebd54
2688 21:37:49.155607 <4>[ 79.938677] r7 : c68ddf60 r6 : 00000000 r5 : 00000000 r4 : c0c59258
2689 21:37:49.155931 <4>[ 79.945473] r3 : 5c7c1bcc r2 : 5c7c1bcc r1 : ef7815e0 r0 : 0000002b
2690 21:37:49.196539 <4>[ 79.952271] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2691 21:37:49.197098 <4>[ 79.959676] Control: 10c5387d Table: 16c4804a DAC: 00000051
2692 21:37:49.197473 <0>[ 79.965691] Process cat (pid: 2179, stack limit = 0x1a5696ac)
2693 21:37:49.197819 <0>[ 79.971706] Stack: (0xc68dde38 to 0xc68de000)
2694 21:37:49.198205 <0>[ 79.976334] de20: 00000025 c688f000
2695 21:37:49.198538 <0>[ 79.984787] de40: 0000000a c68ddf60 c68dde64 c68dde58 c13cbbc0 c13cb91c c68dde74 c68dde68
2696 21:37:49.198902 <0>[ 79.993236] de60: c0c584e8 c13cbbac c68dde9c c68dde78 c0c589e8 c0c584c8 c0c588c8 c68d7540
2697 21:37:49.239808 <0>[ 80.001687] de80: b6ddc000 0000000a c517a780 c68ddf60 c68ddec4 c68ddea0 c07e211c c0c588d4
2698 21:37:49.240368 <0>[ 80.010138] dea0: 00000000 c68d7540 b6ddc000 c290d000 c68ddf60 c07e20b8 c68ddf5c c68ddec8
2699 21:37:49.240747 <0>[ 80.018589] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68dc000
2700 21:37:49.241098 <0>[ 80.027040] dee0: b6ddc000 00020000 00000004 0000000a 0001fff6 c68ddee0 00000001 b6ddb000
2701 21:37:49.241435 <0>[ 80.035488] df00: c414ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2702 21:37:49.283256 <0>[ 80.043938] df20: 00000000 00000000 c13e0f18 5c7c1bcc c206c0e0 c68d7540 c68d7540 c68dc000
2703 21:37:49.283819 <0>[ 80.052388] df40: b6ddc000 00000000 00000000 00000004 c68ddf94 c68ddf60 c059c358 c059bcac
2704 21:37:49.284200 <0>[ 80.060836] df60: 00000000 00000000 c68ddfac 5c7c1bcc 0000000a 0000000a b6f23e00 00000004
2705 21:37:49.284552 <0>[ 80.069287] df80: c03002e4 c68dc000 c68ddfa4 c68ddf98 c059c3e8 c059c2f0 00000000 c68ddfa8
2706 21:37:49.284891 <0>[ 80.077735] dfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6ddc000 0000000a 00000000
2707 21:37:49.331454 <0>[ 80.086185] dfc0: 0000000a 0000000a b6f23e00 00000004 00000001 00000000 00020000 bec9bac4
2708 21:37:49.332015 <0>[ 80.094634] dfe0: 00000004 bec9b7f8 b6e8dd8f b6e147e6 800e0030 00000001 00000000 00000000
2709 21:37:49.332395 <0>[ 80.103077] Backtrace:
2710 21:37:49.332745 <0>[ 80.105810] [<c13cb910>] (execute_location) from [<c13cbbc0>] (lkdtm_EXEC_NULL+0x20/0x24)
2711 21:37:49.333077 <0>[ 80.114263] r7:c68ddf60 r6:0000000a r5:c688f000 r4:00000025
2712 21:37:49.333408 <0>[ 80.120204] [<c13cbba0>] (lkdtm_EXEC_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2713 21:37:49.375242 <0>[ 80.128572] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2714 21:37:49.375794 <0>[ 80.136858] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2715 21:37:49.376168 <0>[ 80.145049] r9:c68ddf60 r8:c517a780 r7:0000000a r6:b6ddc000 r5:c68d7540 r4:c0c588c8
2716 21:37:49.376520 <0>[ 80.153073] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2717 21:37:49.376855 <0>[ 80.161176] r9:c07e20b8 r8:c68ddf60 r7:c290d000 r6:b6ddc000 r5:c68d7540 r4:00000000
2718 21:37:49.419398 <0>[ 80.169192] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2719 21:37:49.419954 <0>[ 80.176600] r10:00000004 r9:00000000 r8:00000000 r7:b6ddc000 r6:c68dc000 r5:c68d7540
2720 21:37:49.420333 <0>[ 80.184697] r4:c68d7540
2721 21:37:49.420678 <0>[ 80.187506] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2722 21:37:49.421013 <0>[ 80.194913] r9:c68dc000 r8:c03002e4 r7:00000004 r6:b6f23e00 r5:0000000a r4:0000000a
2723 21:37:49.421345 <0>[ 80.202933] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2724 21:37:49.421668 <0>[ 80.210771] Exception stack(0xc68ddfa8 to 0xc68ddff0)
2725 21:37:49.463220 <0>[ 80.216095] dfa0: 0000000a 0000000a 00000001 b6ddc000 0000000a 00000000
2726 21:37:49.463374 <0>[ 80.224545] dfc0: 0000000a 0000000a b6f23e00 00000004 00000001 00000000 00020000 bec9bac4
2727 21:37:49.463477 <0>[ 80.232992] dfe0: 00000004 bec9b7f8 b6e8dd8f b6e147e6
2728 21:37:49.463538 <0>[ 80.238317] Code: bad PC value
2729 21:37:49.463633 <4>[ 80.241696] ---[ end trace c25e2e226ccb702f ]---
2730 21:37:49.463689 # Segmentation fault
2731 21:37:49.663208 # [ 79.828777] lkdtm: Performing direct entry EXEC_NULL
2732 21:37:49.663376 # [ 79.834123] lkdtm: attempting ok execution at c0c59258
2733 21:37:49.663461 # [ 79.839537] lkdtm: attempting bad execution at 00000000
2734 21:37:49.663537 # [ 79.845156] 8<--- cut here ---
2735 21:37:49.663608 # [ 79.848513] Unable to handle kernel NULL pointer dereference at virtual address 00000000
2736 21:37:49.663683 # [ 79.857003] pgd = d9b9e464
2737 21:37:49.663753 # [ 79.860025] [00000000] *pgd=00000000
2738 21:37:49.663822 # [ 79.863900] Internal error: Oops: 80000005 [#9] SMP ARM
2739 21:37:49.707171 # [ 79.869396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2740 21:37:49.707615 # [ 79.898730] CPU: 0 PID: 2179 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2741 21:37:49.707955 # [ 79.906741] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2742 21:37:49.708274 # [ 79.913543] PC is at 0x0
2743 21:37:49.751272 # [ 79.916357] LR is at execute_location+0xa4/0xb4
2744 21:37:49.751875 # [ 79.921157] pc : [<00000000>] lr : [<c13cb9b4>] psr: 600e0013
2745 21:37:49.752270 # [ 79.927691] sp : c68dde38 ip : c68ddd40 fp : c68dde54
2746 21:37:49.752622 # [ 79.933184] r10: 0000000a r9 : c1ad5e54 r8 : c15ebd54
2747 21:37:49.752959 # [ 79.938677] r7 : c68ddf60 r6 : 00000000 r5 : 00000000 r4 : c0c59258
2748 21:37:49.753289 # [ 79.945473] r3 : 5c7c1bcc r2 : 5c7c1bcc r1 : ef7815e0 r0 : 0000002b
2749 21:37:49.753689 # [ 79.952271] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2750 21:37:49.795425 # [ 79.959676] Control: 10c5387d Table: 16c4804a DAC: 00000051
2751 21:37:49.795999 # [ 79.965691] Process cat (pid: 2179, stack limit = 0x1a5696ac)
2752 21:37:49.796387 # [ 79.971706] Stack: (0xc68dde38 to 0xc68de000)
2753 21:37:49.796733 # [ 79.976334] de20: 00000025 c688f000
2754 21:37:49.797064 # [ 79.984787] de40: 0000000a c68ddf60 c68dde64 c68dde58 c13cbbc0 c13cb91c c68dde74 c68dde68
2755 21:37:49.797389 # [ 79.993236] de60: c0c584e8 c13cbbac c68dde9c c68dde78 c0c589e8 c0c584c8 c0c588c8 c68d7540
2756 21:37:49.839259 # [ 80.001687] de80: b6ddc000 0000000a c517a780 c68ddf60 c68ddec4 c68ddea0 c07e211c c0c588d4
2757 21:37:49.839798 # [ 80.010138] dea0: 00000000 c68d7540 b6ddc000 c290d000 c68ddf60 c07e20b8 c68ddf5c c68ddec8
2758 21:37:49.840168 # [ 80.018589] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68dc000
2759 21:37:49.840513 # [ 80.027040] dee0: b6ddc000 00020000 00000004 0000000a 0001fff6 c68ddee0 00000001 b6ddb000
2760 21:37:49.840846 # [ 80.035488] df00: c414ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2761 21:37:49.883305 # [ 80.043938] df20: 00000000 00000000 c13e0f18 5c7c1bcc c206c0e0 c68d7540 c68d7540 c68dc000
2762 21:37:49.883868 # [ 80.052388] df40: b6ddc000 00000000 00000000 00000004 c68ddf94 c68ddf60 c059c358 c059bcac
2763 21:37:49.884242 # [ 80.060836] df60: 00000000 00000000 c68ddfac 5c7c1bcc 0000000a 0000000a b6f23e00 00000004
2764 21:37:49.884589 # [ 80.069287] df80: c03002e4 c68dc000 c68ddfa4 c68ddf98 c059c3e8 c059c2f0 00000000 c68ddfa8
2765 21:37:49.884924 # [ 80.077735] dfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6ddc000 0000000a 00000000
2766 21:37:49.927270 # [ 80.086185] dfc0: 0000000a 0000000a b6f23e00 00000004 00000001 00000000 00020000 bec9bac4
2767 21:37:49.927825 # [ 80.094634] dfe0: 00000004 bec9b7f8 b6e8dd8f b6e147e6 800e0030 00000001 00000000 00000000
2768 21:37:49.928199 # [ 80.103077] Backtrace:
2769 21:37:49.928541 # [ 80.105810] [<c13cb910>] (execute_location) from [<c13cbbc0>] (lkdtm_EXEC_NULL+0x20/0x24)
2770 21:37:49.928873 # [ 80.114263] r7:c68ddf60 r6:0000000a r5:c688f000 r4:00000025
2771 21:37:49.929199 # [ 80.120204] [<c13cbba0>] (lkdtm_EXEC_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2772 21:37:49.971419 # [ 80.128572] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2773 21:37:49.971981 # [ 80.136858] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2774 21:37:49.972360 # [ 80.145049] r9:c68ddf60 r8:c517a780 r7:0000000a r6:b6ddc000 r5:c68d7540 r4:c0c588c8
2775 21:37:49.972708 # [ 80.153073] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2776 21:37:49.973043 # [ 80.161176] r9:c07e20b8 r8:c68ddf60 r7:c290d000 r6:b6ddc000 r5:c68d7540 r4:00000000
2777 21:37:49.973372 # [ 80.169192] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2778 21:37:50.015413 # [ 80.176600] r10:00000004 r9:00000000 r8:00000000 r7:b6ddc000 r6:c68dc000 r5:c68d7540
2779 21:37:50.015979 # [ 80.184697] r4:c68d7540
2780 21:37:50.016354 # [ 80.187506] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2781 21:37:50.016706 # [ 80.194913] r9:c68dc000 r8:c03002e4 r7:00000004 r6:b6f23e00 r5:0000000a r4:0000000a
2782 21:37:50.017043 # [ 80.202933] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2783 21:37:50.017371 # [ 80.210771] Exception stack(0xc68ddfa8 to 0xc68ddff0)
2784 21:37:50.059417 # [ 80.216095] dfa0: 0000000a 0000000a 00000001 b6ddc000 0000000a 00000000
2785 21:37:50.059986 # [ 80.224545] dfc0: 0000000a 0000000a b6f23e00 00000004 00000001 00000000 00020000 bec9bac4
2786 21:37:50.060366 # [ 80.232992] dfe0: 00000004 bec9b7f8 b6e8dd8f b6e147e6
2787 21:37:50.060712 # [ 80.238317] Code: bad PC value
2788 21:37:50.061043 # [ 80.241696] ---[ end trace c25e2e226ccb702f ]---
2789 21:37:50.061368 # EXEC_NULL: missing 'call trace:': [FAIL]
2790 21:37:50.061685 not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1
2791 21:37:50.062005 # selftest<6>[ 80.845287] lkdtm: Performing direct entry ACCESS_USERSPACE
2792 21:37:50.062317 s: lkdtm: ACCESS_USERSPACE.sh
2793 21:37:50.103286 <6>[ 80.851851] lkdtm: attempting bad read at b6fa6000
2794 21:37:50.103848 <1>[ 80.859428] 8<--- cut here ---
2795 21:37:50.104230 <1>[ 80.862762] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000
2796 21:37:50.104581 <1>[ 80.869386] pgd = b356b5e4
2797 21:37:50.104916 <1>[ 80.872361] [b6fa6000] *pgd=49ff0831
2798 21:37:50.105245 <0>[ 80.876217] Internal error: : 1b [#10] SMP ARM
2799 21:37:50.147213 <4>[ 80.880931] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2800 21:37:50.147790 <4>[ 80.910263] CPU: 2 PID: 2256 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2801 21:37:50.148182 <4>[ 80.918277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2802 21:37:50.148535 <4>[ 80.925086] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
2803 21:37:50.148872 <4>[ 80.930583] LR is at 0x0
2804 21:37:50.149196 <4>[ 80.933386] pc : [<c0c594d0>] lr : [<00000000>] psr: 600e0013
2805 21:37:50.191459 <4>[ 80.939922] sp : c68f9e38 ip : 00000027 fp : c68f9e64
2806 21:37:50.192027 <4>[ 80.945414] r10: 00000011 r9 : c1ad5e60 r8 : c15ebd54
2807 21:37:50.192408 <4>[ 80.950908] r7 : c68f9f60 r6 : 00000051 r5 : c68f8000 r4 : b6fa6000
2808 21:37:50.192758 <4>[ 80.957703] r3 : ec367f7e r2 : ec367f7e r1 : ef7ab5e4 r0 : 00000026
2809 21:37:50.193090 <4>[ 80.964500] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2810 21:37:50.193421 <4>[ 80.971905] Control: 10c5387d Table: 146e004a DAC: 00000051
2811 21:37:50.193746 <0>[ 80.977920] Process cat (pid: 2256, stack limit = 0x33852e66)
2812 21:37:50.235509 <0>[ 80.983936] Stack: (0xc68f9e38 to 0xc68fa000)
2813 21:37:50.236071 <0>[ 80.988564] 9e20: 00000022 00000000
2814 21:37:50.236454 <0>[ 80.997016] 9e40: 00000000 ec367f7e c68f9e6c 00000026 c6a83000 00000011 c68f9e74 c68f9e68
2815 21:37:50.236805 <0>[ 81.005468] 9e60: c0c584e8 c0c593c8 c68f9e9c c68f9e78 c0c589e8 c0c584c8 c0c588c8 c414a280
2816 21:37:50.237139 <0>[ 81.013917] 9e80: b6e60000 00000011 c517a780 c68f9f60 c68f9ec4 c68f9ea0 c07e211c c0c588d4
2817 21:37:50.279474 <0>[ 81.022366] 9ea0: 00000000 c414a280 b6e60000 c290d000 c68f9f60 c07e20b8 c68f9f5c c68f9ec8
2818 21:37:50.280045 <0>[ 81.030815] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68f8000
2819 21:37:50.280428 <0>[ 81.039264] 9ee0: b6e60000 00020000 00000004 00000011 0001ffef c68f9ee0 00000001 b6e5f000
2820 21:37:50.280776 <0>[ 81.047712] 9f00: c4306b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2821 21:37:50.281109 <0>[ 81.056162] 9f20: 00000000 00000000 c13e0f18 ec367f7e c206c0e0 c414a280 c414a280 c68f8000
2822 21:37:50.281437 <0>[ 81.064610] 9f40: b6e60000 00000000 00000000 00000004 c68f9f94 c68f9f60 c059c358 c059bcac
2823 21:37:50.323506 <0>[ 81.073060] 9f60: 00000000 00000000 c68f9fac ec367f7e 00000011 00000011 b6fa7e00 00000004
2824 21:37:50.324076 <0>[ 81.081510] 9f80: c03002e4 c68f8000 c68f9fa4 c68f9f98 c059c3e8 c059c2f0 00000000 c68f9fa8
2825 21:37:50.324458 <0>[ 81.089960] 9fa0: c03000c0 c059c3dc 00000011 00000011 00000001 b6e60000 00000011 00000000
2826 21:37:50.324808 <0>[ 81.098409] 9fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beff1ac4
2827 21:37:50.325144 <0>[ 81.106857] 9fe0: 00000004 beff17f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000
2828 21:37:50.367435 <0>[ 81.115299] Backtrace:
2829 21:37:50.368035 <0>[ 81.118030] [<c0c593bc>] (lkdtm_ACCESS_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2830 21:37:50.368432 <0>[ 81.127000] r6:00000011 r5:c6a83000 r4:00000026
2831 21:37:50.368779 <0>[ 81.131895] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2832 21:37:50.369112 <0>[ 81.140182] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2833 21:37:50.369441 <0>[ 81.148374] r9:c68f9f60 r8:c517a780 r7:00000011 r6:b6e60000 r5:c414a280 r4:c0c588c8
2834 21:37:50.411450 <0>[ 81.156400] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2835 21:37:50.412020 <0>[ 81.164503] r9:c07e20b8 r8:c68f9f60 r7:c290d000 r6:b6e60000 r5:c414a280 r4:00000000
2836 21:37:50.412406 <0>[ 81.172519] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2837 21:37:50.412760 <0>[ 81.179929] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c68f8000 r5:c414a280
2838 21:37:50.413097 <0>[ 81.188026] r4:c414a280
2839 21:37:50.413422 <0>[ 81.190834] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2840 21:37:50.455364 <0>[ 81.198241] r9:c68f8000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000011 r4:00000011
2841 21:37:50.456030 <0>[ 81.206263] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2842 21:37:50.456418 <0>[ 81.214099] Exception stack(0xc68f9fa8 to 0xc68f9ff0)
2843 21:37:50.456793 <0>[ 81.219423] 9fa0: 00000011 00000011 00000001 b6e60000 00000011 00000000
2844 21:37:50.457171 <0>[ 81.227872] 9fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beff1ac4
2845 21:37:50.457506 <0>[ 81.236318] 9fe0: 00000004 beff17f8 b6f11d8f b6e987e6
2846 21:37:50.499223 <0>[ 81.241644] Code: e1a01004 e3060d84 e34c01ad eb1d9d8d (e5943000)
2847 21:37:50.499649 <4>[ 81.248012] ---[ end trace c25e2e226ccb7030 ]---
2848 21:37:50.499985 # Segmentation fault
2849 21:37:50.608591 # [ 80.845287] lkdtm: Performing direct entry ACCESS_USERSPACE
2850 21:37:50.609104 # [ 80.851851] lkdtm: attempting bad read at b6fa6000
2851 21:37:50.609446 # [ 80.859428] 8<--- cut here ---
2852 21:37:50.609759 # [ 80.862762] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000
2853 21:37:50.610059 # [ 80.869386] pgd = b356b5e4
2854 21:37:50.610352 # [ 80.872361] [b6fa6000] *pgd=49ff0831
2855 21:37:50.610640 # [ 80.876217] Internal error: : 1b [#10] SMP ARM
2856 21:37:50.651970 # [ 80.880931] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2857 21:37:50.652413 # [ 80.910263] CPU: 2 PID: 2256 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2858 21:37:50.652755 # [ 80.918277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2859 21:37:50.653072 # [ 80.925086] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
2860 21:37:50.653373 # [ 80.930583] LR is at 0x0
2861 21:37:50.699144 # [ 80.933386] pc : [<c0c594d0>] lr : [<00000000>] psr: 600e0013
2862 21:37:50.699572 # [ 80.939922] sp : c68f9e38 ip : 00000027 fp : c68f9e64
2863 21:37:50.699905 # [ 80.945414] r10: 00000011 r9 : c1ad5e60 r8 : c15ebd54
2864 21:37:50.700217 # [ 80.950908] r7 : c68f9f60 r6 : 00000051 r5 : c68f8000 r4 : b6fa6000
2865 21:37:50.700517 # [ 80.957703] r3 : ec367f7e r2 : ec367f7e r1 : ef7ab5e4 r0 : 00000026
2866 21:37:50.700874 # [ 80.964500] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2867 21:37:50.701177 # [ 80.971905] Control: 10c5387d Table: 146e004a DAC: 00000051
2868 21:37:50.743206 # [ 80.977920] Process cat (pid: 2256, stack limit = 0x33852e66)
2869 21:37:50.743653 # [ 80.983936] Stack: (0xc68f9e38 to 0xc68fa000)
2870 21:37:50.743997 # [ 80.988564] 9e20: 00000022 00000000
2871 21:37:50.744333 # [ 80.997016] 9e40: 00000000 ec367f7e c68f9e6c 00000026 c6a83000 00000011 c68f9e74 c68f9e68
2872 21:37:50.744650 # [ 81.005468] 9e60: c0c584e8 c0c593c8 c68f9e9c c68f9e78 c0c589e8 c0c584c8 c0c588c8 c414a280
2873 21:37:50.744975 # [ 81.013917] 9e80: b6e60000 00000011 c517a780 c68f9f60 c68f9ec4 c68f9ea0 c07e211c c0c588d4
2874 21:37:50.787164 # [ 81.022366] 9ea0: 00000000 c414a280 b6e60000 c290d000 c68f9f60 c07e20b8 c68f9f5c c68f9ec8
2875 21:37:50.787594 # [ 81.030815] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c68f8000
2876 21:37:50.787931 # [ 81.039264] 9ee0: b6e60000 00020000 00000004 00000011 0001ffef c68f9ee0 00000001 b6e5f000
2877 21:37:50.788247 # [ 81.047712] 9f00: c4306b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2878 21:37:50.788546 # [ 81.056162] 9f20: 00000000 00000000 c13e0f18 ec367f7e c206c0e0 c414a280 c414a280 c68f8000
2879 21:37:50.831218 # [ 81.064610] 9f40: b6e60000 00000000 00000000 00000004 c68f9f94 c68f9f60 c059c358 c059bcac
2880 21:37:50.831644 # [ 81.073060] 9f60: 00000000 00000000 c68f9fac ec367f7e 00000011 00000011 b6fa7e00 00000004
2881 21:37:50.831984 # [ 81.081510] 9f80: c03002e4 c68f8000 c68f9fa4 c68f9f98 c059c3e8 c059c2f0 00000000 c68f9fa8
2882 21:37:50.832301 # [ 81.089960] 9fa0: c03000c0 c059c3dc 00000011 00000011 00000001 b6e60000 00000011 00000000
2883 21:37:50.832606 # [ 81.098409] 9fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beff1ac4
2884 21:37:50.879260 # [ 81.106857] 9fe0: 00000004 beff17f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000
2885 21:37:50.879819 # [ 81.115299] Backtrace:
2886 21:37:50.880195 # [ 81.118030] [<c0c593bc>] (lkdtm_ACCESS_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2887 21:37:50.880548 # [ 81.127000] r6:00000011 r5:c6a83000 r4:00000026
2888 21:37:50.880881 # [ 81.131895] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2889 21:37:50.881212 # [ 81.140182] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2890 21:37:50.923273 # [ 81.148374] r9:c68f9f60 r8:c517a780 r7:00000011 r6:b6e60000 r5:c414a280 r4:c0c588c8
2891 21:37:50.923839 # [ 81.156400] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2892 21:37:50.924214 # [ 81.164503] r9:c07e20b8 r8:c68f9f60 r7:c290d000 r6:b6e60000 r5:c414a280 r4:00000000
2893 21:37:50.924562 # [ 81.172519] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2894 21:37:50.924894 # [ 81.179929] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c68f8000 r5:c414a280
2895 21:37:50.925217 # [ 81.188026] r4:c414a280
2896 21:37:50.925536 # [ 81.190834] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2897 21:37:50.967301 # [ 81.198241] r9:c68f8000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000011 r4:00000011
2898 21:37:50.967872 # [ 81.206263] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2899 21:37:50.968322 # [ 81.214099] Exception stack(0xc68f9fa8 to 0xc68f9ff0)
2900 21:37:50.968689 # [ 81.219423] 9fa0: 00000011 00000011 00000001 b6e60000 00000011 00000000
2901 21:37:50.969028 # [ 81.227872] 9fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beff1ac4
2902 21:37:50.969358 # [ 81.236318] 9fe0: 00000004 beff17f8 b6f11d8f b6e987e6
2903 21:37:51.011313 # [ 81.241644] Code: e1a01004 e3060d84 e34c01ad eb1d9d8d (e5943000)
2904 21:37:51.011881 # [ 81.248012] ---[ end trace c25e2e226ccb7030 ]---
2905 21:37:51.012259 # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
2906 21:37:51.012606 not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
2907 21:37:51.012945 # selftests: lkdtm: ACCESS_NULL.sh
2908 21:37:51.082964 <6>[ 81.841057] lkdtm: Performing direct entry ACCESS_NULL
2909 21:37:51.083523 <6>[ 81.846484] lkdtm: attempting bad read at 00000000
2910 21:37:51.083903 <1>[ 81.851640] 8<--- cut here ---
2911 21:37:51.084253 <1>[ 81.855213] Unable to handle kernel NULL pointer dereference at virtual address 00000000
2912 21:37:51.084591 <1>[ 81.864732] pgd = d9b9e464
2913 21:37:51.084918 <1>[ 81.867731] [00000000] *pgd=00000000
2914 21:37:51.085243 <0>[ 81.871642] Internal error: Oops: 5 [#11] SMP ARM
2915 21:37:51.126260 <4>[ 81.876619] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2916 21:37:51.126875 <4>[ 81.905958] CPU: 0 PID: 2332 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2917 21:37:51.127260 <4>[ 81.913971] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2918 21:37:51.127612 <4>[ 81.920779] PC is at lkdtm_ACCESS_NULL+0x28/0x68
2919 21:37:51.127942 <4>[ 81.925679] LR is at __irq_work_queue_local+0x40/0x74
2920 21:37:51.169664 <4>[ 81.931000] pc : [<c13cbbec>] lr : [<c049ddf8>] psr: 600e0013
2921 21:37:51.170230 <4>[ 81.937534] sp : c681de50 ip : c681dd58 fp : c681de64
2922 21:37:51.170607 <4>[ 81.943026] r10: 0000000c r9 : c1ad5e74 r8 : c15ebd54
2923 21:37:51.171045 <4>[ 81.948519] r7 : c681df60 r6 : 0000000c r5 : c688f000 r4 : 00000000
2924 21:37:51.171394 <4>[ 81.955314] r3 : 3b9356d7 r2 : 3b9356d7 r1 : ef7815e0 r0 : 00000026
2925 21:37:51.171724 <4>[ 81.962111] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2926 21:37:51.212873 <4>[ 81.969516] Control: 10c5387d Table: 16c4804a DAC: 00000051
2927 21:37:51.213437 <0>[ 81.975531] Process cat (pid: 2332, stack limit = 0x28971e08)
2928 21:37:51.213812 <0>[ 81.981546] Stack: (0xc681de50 to 0xc681e000)
2929 21:37:51.214159 <0>[ 81.986176] de40: 00000027 c688f000 c681de74 c681de68
2930 21:37:51.214498 <0>[ 81.994627] de60: c0c584e8 c13cbbd0 c681de9c c681de78 c0c589e8 c0c584c8 c0c588c8 c6813680
2931 21:37:51.214868 <0>[ 82.003078] de80: b6e61000 0000000c c517a780 c681df60 c681dec4 c681dea0 c07e211c c0c588d4
2932 21:37:51.255693 <0>[ 82.011527] dea0: 00000000 c6813680 b6e61000 c290d000 c681df60 c07e20b8 c681df5c c681dec8
2933 21:37:51.256249 <0>[ 82.019977] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c681c000
2934 21:37:51.256628 <0>[ 82.028426] dee0: b6e61000 00020000 00000004 0000000c 0001fff4 c681dee0 00000001 b6e60000
2935 21:37:51.256977 <0>[ 82.036874] df00: c4394780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2936 21:37:51.257311 <0>[ 82.045324] df20: 00000000 00000000 c13e0f18 3b9356d7 c206c0e0 c6813680 c6813680 c681c000
2937 21:37:51.299445 <0>[ 82.053773] df40: b6e61000 00000000 00000000 00000004 c681df94 c681df60 c059c358 c059bcac
2938 21:37:51.300012 <0>[ 82.062223] df60: 00000000 00000000 c681dfac 3b9356d7 0000000c 0000000c b6fa8e00 00000004
2939 21:37:51.300391 <0>[ 82.070674] df80: c03002e4 c681c000 c681dfa4 c681df98 c059c3e8 c059c2f0 00000000 c681dfa8
2940 21:37:51.300742 <0>[ 82.079123] dfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6e61000 0000000c 00000000
2941 21:37:51.301077 <0>[ 82.087573] dfc0: 0000000c 0000000c b6fa8e00 00000004 00000001 00000000 00020000 be8e7ac4
2942 21:37:51.301405 <0>[ 82.096023] dfe0: 00000004 be8e77f8 b6f12d8f b6e997e6 800e0030 00000001 00000000 00000000
2943 21:37:51.343325 <0>[ 82.104464] Backtrace:
2944 21:37:51.343883 <0>[ 82.107202] [<c13cbbc4>] (lkdtm_ACCESS_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
2945 21:37:51.344268 <0>[ 82.115736] r5:c688f000 r4:00000027
2946 21:37:51.344614 <0>[ 82.119587] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
2947 21:37:51.344950 <0>[ 82.127873] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
2948 21:37:51.345276 <0>[ 82.136065] r9:c681df60 r8:c517a780 r7:0000000c r6:b6e61000 r5:c6813680 r4:c0c588c8
2949 21:37:51.387280 <0>[ 82.144091] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
2950 21:37:51.387842 <0>[ 82.152194] r9:c07e20b8 r8:c681df60 r7:c290d000 r6:b6e61000 r5:c6813680 r4:00000000
2951 21:37:51.388219 <0>[ 82.160211] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
2952 21:37:51.388567 <0>[ 82.167618] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c681c000 r5:c6813680
2953 21:37:51.388899 <0>[ 82.175714] r4:c6813680
2954 21:37:51.389226 <0>[ 82.178523] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
2955 21:37:51.431400 <0>[ 82.185930] r9:c681c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000c r4:0000000c
2956 21:37:51.431967 <0>[ 82.193951] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
2957 21:37:51.432355 <0>[ 82.201789] Exception stack(0xc681dfa8 to 0xc681dff0)
2958 21:37:51.432703 <0>[ 82.207112] dfa0: 0000000c 0000000c 00000001 b6e61000 0000000c 00000000
2959 21:37:51.433037 <0>[ 82.215562] dfc0: 0000000c 0000000c b6fa8e00 00000004 00000001 00000000 00020000 be8e7ac4
2960 21:37:51.433369 <0>[ 82.224007] dfe0: 00000004 be8e77f8 b6f12d8f b6e997e6
2961 21:37:51.474977 <0>[ 82.229332] Code: e3060d84 e34c01ad e1a01004 ebffd3c6 (e5945000)
2962 21:37:51.475133 <4>[ 82.235741] ---[ end trace c25e2e226ccb7031 ]---
2963 21:37:51.475199 # Segmentation fault
2964 21:37:51.654528 # [ 81.841057] lkdtm: Performing direct entry ACCESS_NULL
2965 21:37:51.654671 # [ 81.846484] lkdtm: attempting bad read at 00000000
2966 21:37:51.654774 # [ 81.851640] 8<--- cut here ---
2967 21:37:51.654875 # [ 81.855213] Unable to handle kernel NULL pointer dereference at virtual address 00000000
2968 21:37:51.654938 # [ 81.864732] pgd = d9b9e464
2969 21:37:51.654997 # [ 81.867731] [00000000] *pgd=00000000
2970 21:37:51.655055 # [ 81.871642] Internal error: Oops: 5 [#11] SMP ARM
2971 21:37:51.697416 # [ 81.876619] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
2972 21:37:51.697531 # [ 81.905958] CPU: 0 PID: 2332 Comm: cat Tainted: G D W 5.10.212-cip44 #1
2973 21:37:51.697631 # [ 81.913971] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
2974 21:37:51.697724 # [ 81.920779] PC is at lkdtm_ACCESS_NULL+0x28/0x68
2975 21:37:51.740686 # [ 81.925679] LR is at __irq_work_queue_local+0x40/0x74
2976 21:37:51.740768 # [ 81.931000] pc : [<c13cbbec>] lr : [<c049ddf8>] psr: 600e0013
2977 21:37:51.740834 # [ 81.937534] sp : c681de50 ip : c681dd58 fp : c681de64
2978 21:37:51.740896 # [ 81.943026] r10: 0000000c r9 : c1ad5e74 r8 : c15ebd54
2979 21:37:51.740977 # [ 81.948519] r7 : c681df60 r6 : 0000000c r5 : c688f000 r4 : 00000000
2980 21:37:51.741065 # [ 81.955314] r3 : 3b9356d7 r2 : 3b9356d7 r1 : ef7815e0 r0 : 00000026
2981 21:37:51.741154 # [ 81.962111] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
2982 21:37:51.783610 # [ 81.969516] Control: 10c5387d Table: 16c4804a DAC: 00000051
2983 21:37:51.783714 # [ 81.975531] Process cat (pid: 2332, stack limit = 0x28971e08)
2984 21:37:51.783794 # [ 81.981546] Stack: (0xc681de50 to 0xc681e000)
2985 21:37:51.783869 # [ 81.986176] de40: 00000027 c688f000 c681de74 c681de68
2986 21:37:51.783942 # [ 81.994627] de60: c0c584e8 c13cbbd0 c681de9c c681de78 c0c589e8 c0c584c8 c0c588c8 c6813680
2987 21:37:51.784015 # [ 82.003078] de80: b6e61000 0000000c c517a780 c681df60 c681dec4 c681dea0 c07e211c c0c588d4
2988 21:37:51.827203 # [ 82.011527] dea0: 00000000 c6813680 b6e61000 c290d000 c681df60 c07e20b8 c681df5c c681dec8
2989 21:37:51.827690 # [ 82.019977] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c681c000
2990 21:37:51.828004 # [ 82.028426] dee0: b6e61000 00020000 00000004 0000000c 0001fff4 c681dee0 00000001 b6e60000
2991 21:37:51.828322 # [ 82.036874] df00: c4394780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
2992 21:37:51.828608 # [ 82.045324] df20: 00000000 00000000 c13e0f18 3b9356d7 c206c0e0 c6813680 c6813680 c681c000
2993 21:37:51.871197 # [ 82.053773] df40: b6e61000 00000000 00000000 00000004 c681df94 c681df60 c059c358 c059bcac
2994 21:37:51.871799 # [ 82.062223] df60: 00000000 00000000 c681dfac 3b9356d7 0000000c 0000000c b6fa8e00 00000004
2995 21:37:51.872219 # [ 82.070674] df80: c03002e4 c681c000 c681dfa4 c681df98 c059c3e8 c059c2f0 00000000 c681dfa8
2996 21:37:51.872576 # [ 82.079123] dfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6e61000 0000000c 00000000
2997 21:37:51.872957 # [ 82.087573] dfc0: 0000000c 0000000c b6fa8e00 00000004 00000001 00000000 00020000 be8e7ac4
2998 21:37:51.873289 # [ 82.096023] dfe0: 00000004 be8e77f8 b6f12d8f b6e997e6 800e0030 00000001 00000000 00000000
2999 21:37:51.915274 # [ 82.104464] Backtrace:
3000 21:37:51.915836 # [ 82.107202] [<c13cbbc4>] (lkdtm_ACCESS_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3001 21:37:51.916222 # [ 82.115736] r5:c688f000 r4:00000027
3002 21:37:51.916568 # [ 82.119587] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3003 21:37:51.916903 # [ 82.127873] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3004 21:37:51.917231 # [ 82.136065] r9:c681df60 r8:c517a780 r7:0000000c r6:b6e61000 r5:c6813680 r4:c0c588c8
3005 21:37:51.959317 # [ 82.144091] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3006 21:37:51.959880 # [ 82.152194] r9:c07e20b8 r8:c681df60 r7:c290d000 r6:b6e61000 r5:c6813680 r4:00000000
3007 21:37:51.960255 # [ 82.160211] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3008 21:37:51.960600 # [ 82.167618] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c681c000 r5:c6813680
3009 21:37:51.960935 # [ 82.175714] r4:c6813680
3010 21:37:51.961279 # [ 82.178523] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3011 21:37:52.007366 # [ 82.185930] r9:c681c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000c r4:0000000c
3012 21:37:52.007925 # [ 82.193951] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3013 21:37:52.008304 # [ 82.201789] Exception stack(0xc681dfa8 to 0xc681dff0)
3014 21:37:52.008656 # [ 82.207112] dfa0: 0000000c 0000000c 00000001 b6e61000 0000000c 00000000
3015 21:37:52.009036 # [ 82.215562] dfc0: 0000000c 0000000c b6fa8e00 00000004 00000001 00000000 00020000 be8e7ac4
3016 21:37:52.009369 # [ 82.224007] dfe0: 00000004 be8e77f8 b6f12d8f b6e997e6
3017 21:37:52.009717 # [ 82.229332] Code: e3060d84 e34c01ad e1a01004 ebffd3c6 (e5945000)
3018 21:37:52.051463 # [ 82.235741] ---[ end trace c25e2e226ccb7031 ]---
3019 21:37:52.052180 # ACCESS_NULL: missing 'call trace:': [FAIL]
3020 21:37:52.052528 not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1
3021 21:37:52.052840 # selftests: lkdtm: WRITE_RO.sh
3022 21:37:52.158367 <6>[ 82.920964] lkdtm: Performing direct entry WRITE_RO
3023 21:37:52.158552 <6>[ 82.926130] lkdtm: attempting bad rodata write at c15ebfec
3024 21:37:52.158648 <1>[ 82.931952] 8<--- cut here ---
3025 21:37:52.158734 <1>[ 82.935283] Unable to handle kernel paging request at virtual address c15ebfec
3026 21:37:52.158839 <1>[ 82.942781] pgd = b714071c
3027 21:37:52.158922 <1>[ 82.945758] [c15ebfec] *pgd=1141941e(bad)
3028 21:37:52.159003 <0>[ 82.950057] Internal error: Oops: 80d [#12] SMP ARM
3029 21:37:52.202391 <4>[ 82.955205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3030 21:37:52.203008 <4>[ 82.984540] CPU: 1 PID: 2407 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3031 21:37:52.203385 <4>[ 82.992552] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3032 21:37:52.203734 <4>[ 82.999362] PC is at lkdtm_WRITE_RO+0x44/0x50
3033 21:37:52.245163 <4>[ 83.004002] LR is at __irq_work_queue_local+0x40/0x74
3034 21:37:52.245723 <4>[ 83.009322] pc : [<c13cba08>] lr : [<c049ddf8>] psr: 600e0013
3035 21:37:52.246100 <4>[ 83.015856] sp : c4563e50 ip : c4563d58 fp : c4563e64
3036 21:37:52.246441 <4>[ 83.021348] r10: 00000009 r9 : c1ad5e80 r8 : c15ebd54
3037 21:37:52.246809 <4>[ 83.026840] r7 : c4563f60 r6 : 00000009 r5 : c6b90000 r4 : c15ebfec
3038 21:37:52.247155 <4>[ 83.033636] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad6c84
3039 21:37:52.247473 <4>[ 83.040433] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3040 21:37:52.288509 <4>[ 83.047836] Control: 10c5387d Table: 16eb004a DAC: 00000051
3041 21:37:52.289071 <0>[ 83.053851] Process cat (pid: 2407, stack limit = 0xc6d9a039)
3042 21:37:52.289443 <0>[ 83.059867] Stack: (0xc4563e50 to 0xc4564000)
3043 21:37:52.289788 <0>[ 83.064497] 3e40: 00000028 c6b90000 c4563e74 c4563e68
3044 21:37:52.290120 <0>[ 83.072948] 3e60: c0c584e8 c13cb9d0 c4563e9c c4563e78 c0c589e8 c0c584c8 c0c588c8 c4393040
3045 21:37:52.290444 <0>[ 83.081400] 3e80: b6e8d000 00000009 c517a780 c4563f60 c4563ec4 c4563ea0 c07e211c c0c588d4
3046 21:37:52.331478 <0>[ 83.089851] 3ea0: 00000000 c4393040 b6e8d000 c290d000 c4563f60 c07e20b8 c4563f5c c4563ec8
3047 21:37:52.332047 <0>[ 83.098303] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4562000
3048 21:37:52.332424 <0>[ 83.106755] 3ee0: b6e8d000 00020000 00000004 00000009 0001fff7 c4563ee0 00000001 b6e8c000
3049 21:37:52.332771 <0>[ 83.115205] 3f00: c68c7b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3050 21:37:52.333101 <0>[ 83.123656] 3f20: 00000000 00000000 c13e0f18 b3f9c6c9 c206c0e0 c4393040 c4393040 c4562000
3051 21:37:52.375274 <0>[ 83.132105] 3f40: b6e8d000 00000000 00000000 00000004 c4563f94 c4563f60 c059c358 c059bcac
3052 21:37:52.375838 <0>[ 83.140554] 3f60: 00000000 00000000 c4563fac b3f9c6c9 00000009 00000009 b6fd4e00 00000004
3053 21:37:52.376209 <0>[ 83.149004] 3f80: c03002e4 c4562000 c4563fa4 c4563f98 c059c3e8 c059c2f0 00000000 c4563fa8
3054 21:37:52.376556 <0>[ 83.157455] 3fa0: c03000c0 c059c3dc 00000009 00000009 00000001 b6e8d000 00000009 00000000
3055 21:37:52.376885 <0>[ 83.165905] 3fc0: 00000009 00000009 b6fd4e00 00000004 00000001 00000000 00020000 bec6cac4
3056 21:37:52.419282 <0>[ 83.174355] 3fe0: 00000004 bec6c7f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000
3057 21:37:52.419844 <0>[ 83.182798] Backtrace:
3058 21:37:52.420220 <0>[ 83.185535] [<c13cb9c4>] (lkdtm_WRITE_RO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3059 21:37:52.420567 <0>[ 83.193810] r5:c6b90000 r4:00000028
3060 21:37:52.420895 <0>[ 83.197664] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3061 21:37:52.421221 <0>[ 83.205949] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3062 21:37:52.421537 <0>[ 83.214141] r9:c4563f60 r8:c517a780 r7:00000009 r6:b6e8d000 r5:c4393040 r4:c0c588c8
3063 21:37:52.463248 <0>[ 83.222164] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3064 21:37:52.463813 <0>[ 83.230268] r9:c07e20b8 r8:c4563f60 r7:c290d000 r6:b6e8d000 r5:c4393040 r4:00000000
3065 21:37:52.464188 <0>[ 83.238287] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3066 21:37:52.464538 <0>[ 83.245695] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c4562000 r5:c4393040
3067 21:37:52.464874 <0>[ 83.253795] r4:c4393040
3068 21:37:52.465198 <0>[ 83.256605] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3069 21:37:52.507454 <0>[ 83.264013] r9:c4562000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000009 r4:00000009
3070 21:37:52.508023 <0>[ 83.272033] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3071 21:37:52.508399 <0>[ 83.279870] Exception stack(0xc4563fa8 to 0xc4563ff0)
3072 21:37:52.508743 <0>[ 83.285195] 3fa0: 00000009 00000009 00000001 b6e8d000 00000009 00000000
3073 21:37:52.509075 <0>[ 83.293645] 3fc0: 00000009 00000009 b6fd4e00 00000004 00000001 00000000 00020000 bec6cac4
3074 21:37:52.509402 <0>[ 83.302093] 3fe0: 00000004 bec6c7f8 b6f3ed8f b6ec57e6
3075 21:37:52.550947 <0>[ 83.307418] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000)
3076 21:37:52.551105 <4>[ 83.313787] ---[ end trace c25e2e226ccb7032 ]---
3077 21:37:52.551171 # Segmentation fault
3078 21:37:52.653227 # [ 82.920964] lkdtm: Performing direct entry WRITE_RO
3079 21:37:52.696370 # [ 82.926130] lkdtm: attempting bad rodata write at c15ebfec
3080 21:37:52.696458 # [ 82.931952] 8<--- cut here ---
3081 21:37:52.696524 # [ 82.935283] Unable to handle kernel paging request at virtual address c15ebfec
3082 21:37:52.696586 # [ 82.942781] pgd = b714071c
3083 21:37:52.696645 # [ 82.945758] [c15ebfec] *pgd=1141941e(bad)
3084 21:37:52.696701 # [ 82.950057] Internal error: Oops: 80d [#12] SMP ARM
3085 21:37:52.742986 # [ 82.955205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3086 21:37:52.743148 # [ 82.984540] CPU: 1 PID: 2407 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3087 21:37:52.743214 # [ 82.992552] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3088 21:37:52.743277 # [ 82.999362] PC is at lkdtm_WRITE_RO+0x44/0x50
3089 21:37:52.743337 # [ 83.004002] LR is at __irq_work_queue_local+0x40/0x74
3090 21:37:52.790848 # [ 83.009322] pc : [<c13cba08>] lr : [<c049ddf8>] psr: 600e0013
3091 21:37:52.790933 # [ 83.015856] sp : c4563e50 ip : c4563d58 fp : c4563e64
3092 21:37:52.790999 # [ 83.021348] r10: 00000009 r9 : c1ad5e80 r8 : c15ebd54
3093 21:37:52.791060 # [ 83.026840] r7 : c4563f60 r6 : 00000009 r5 : c6b90000 r4 : c15ebfec
3094 21:37:52.791118 # [ 83.033636] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad6c84
3095 21:37:52.791174 # [ 83.040433] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3096 21:37:52.791231 # [ 83.047836] Control: 10c5387d Table: 16eb004a DAC: 00000051
3097 21:37:52.838940 # [ 83.053851] Process cat (pid: 2407, stack limit = 0xc6d9a039)
3098 21:37:52.839025 # [ 83.059867] Stack: (0xc4563e50 to 0xc4564000)
3099 21:37:52.839091 # [ 83.064497] 3e40: 00000028 c6b90000 c4563e74 c4563e68
3100 21:37:52.839153 # [ 83.072948] 3e60: c0c584e8 c13cb9d0 c4563e9c c4563e78 c0c589e8 c0c584c8 c0c588c8 c4393040
3101 21:37:52.839213 # [ 83.081400] 3e80: b6e8d000 00000009 c517a780 c4563f60 c4563ec4 c4563ea0 c07e211c c0c588d4
3102 21:37:52.839270 # [ 83.089851] 3ea0: 00000000 c4393040 b6e8d000 c290d000 c4563f60 c07e20b8 c4563f5c c4563ec8
3103 21:37:52.887108 # [ 83.098303] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4562000
3104 21:37:52.887326 # [ 83.106755] 3ee0: b6e8d000 00020000 00000004 00000009 0001fff7 c4563ee0 00000001 b6e8c000
3105 21:37:52.887441 # [ 83.115205] 3f00: c68c7b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3106 21:37:52.887554 # [ 83.123656] 3f20: 00000000 00000000 c13e0f18 b3f9c6c9 c206c0e0 c4393040 c4393040 c4562000
3107 21:37:52.887667 # [ 83.132105] 3f40: b6e8d000 00000000 00000000 00000004 c4563f94 c4563f60 c059c358 c059bcac
3108 21:37:52.935270 # [ 83.140554] 3f60: 00000000 00000000 c4563fac b3f9c6c9 00000009 00000009 b6fd4e00 00000004
3109 21:37:52.935827 # [ 83.149004] 3f80: c03002e4 c4562000 c4563fa4 c4563f98 c059c3e8 c059c2f0 00000000 c4563fa8
3110 21:37:52.936199 # [ 83.157455] 3fa0: c03000c0 c059c3dc 00000009 00000009 00000001 b6e8d000 00000009 00000000
3111 21:37:52.936540 # [ 83.165905] 3fc0: 00000009 00000009 b6fd4e00 00000004 00000001 00000000 00020000 bec6cac4
3112 21:37:52.936865 # [ 83.174355] 3fe0: 00000004 bec6c7f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000
3113 21:37:52.937184 # [ 83.182798] Backtrace:
3114 21:37:52.979291 # [ 83.185535] [<c13cb9c4>] (lkdtm_WRITE_RO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3115 21:37:52.979870 # [ 83.193810] r5:c6b90000 r4:00000028
3116 21:37:52.980326 # [ 83.197664] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3117 21:37:52.980746 # [ 83.205949] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3118 21:37:52.981091 # [ 83.214141] r9:c4563f60 r8:c517a780 r7:00000009 r6:b6e8d000 r5:c4393040 r4:c0c588c8
3119 21:37:52.981421 # [ 83.222164] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3120 21:37:53.023279 # [ 83.230268] r9:c07e20b8 r8:c4563f60 r7:c290d000 r6:b6e8d000 r5:c4393040 r4:00000000
3121 21:37:53.023840 # [ 83.238287] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3122 21:37:53.024218 # [ 83.245695] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c4562000 r5:c4393040
3123 21:37:53.024564 # [ 83.253795] r4:c4393040
3124 21:37:53.024891 # [ 83.256605] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3125 21:37:53.025213 # [ 83.264013] r9:c4562000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000009 r4:00000009
3126 21:37:53.067418 # [ 83.272033] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3127 21:37:53.067982 # [ 83.279870] Exception stack(0xc4563fa8 to 0xc4563ff0)
3128 21:37:53.068358 # [ 83.285195] 3fa0: 00000009 00000009 00000001 b6e8d000 00000009 00000000
3129 21:37:53.068705 # [ 83.293645] 3fc0: 00000009 00000009 b6fd4e00 00000004 00000001 00000000 00020000 bec6cac4
3130 21:37:53.069031 # [ 83.302093] 3fe0: 00000004 bec6c7f8 b6f3ed8f b6ec57e6
3131 21:37:53.069355 # [ 83.307418] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000)
3132 21:37:53.069671 # [ 83.313787] ---[ end trace c25e2e226ccb7032 ]---
3133 21:37:53.069983 # WRITE_RO: missing 'call trace:': [FAIL]
3134 21:37:53.070286 not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1
3135 21:37:53.070594 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
3136 21:37:53.186474 <6>[ 83.946697] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
3137 21:37:53.187078 <6>[ 83.952943] lkdtm: attempting bad ro_after_init write at c1b89c74
3138 21:37:53.187490 <1>[ 83.959342] 8<--- cut here ---
3139 21:37:53.188032 <1>[ 83.962687] Unable to handle kernel paging request at virtual address c1b89c74
3140 21:37:53.188397 <1>[ 83.970195] pgd = 04712197
3141 21:37:53.188724 <1>[ 83.973179] [c1b89c74] *pgd=11a1941e(bad)
3142 21:37:53.189048 <0>[ 83.977477] Internal error: Oops: 80d [#13] SMP ARM
3143 21:37:53.229465 <4>[ 83.982624] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3144 21:37:53.230045 <4>[ 84.011962] CPU: 2 PID: 2482 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3145 21:37:53.230426 <4>[ 84.019976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3146 21:37:53.230809 <4>[ 84.026784] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
3147 21:37:53.231154 <4>[ 84.032367] LR is at 0x0
3148 21:37:53.272723 <4>[ 84.035170] pc : [<c13cba78>] lr : [<00000000>] psr: 600e0013
3149 21:37:53.273284 <4>[ 84.041705] sp : c6a9be50 ip : 00000027 fp : c6a9be64
3150 21:37:53.273660 <4>[ 84.047198] r10: 00000014 r9 : c1ad5e8c r8 : c15ebd54
3151 21:37:53.274007 <4>[ 84.052690] r7 : c6a9bf60 r6 : 00000014 r5 : c6b94000 r4 : c1b89c74
3152 21:37:53.274338 <4>[ 84.059484] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e4 r0 : c1ad6c84
3153 21:37:53.274663 <4>[ 84.066282] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3154 21:37:53.316182 <4>[ 84.073688] Control: 10c5387d Table: 16db004a DAC: 00000051
3155 21:37:53.316746 <0>[ 84.079703] Process cat (pid: 2482, stack limit = 0x56905ca8)
3156 21:37:53.317116 <0>[ 84.085718] Stack: (0xc6a9be50 to 0xc6a9c000)
3157 21:37:53.317462 <0>[ 84.090348] be40: 00000029 c6b94000 c6a9be74 c6a9be68
3158 21:37:53.317796 <0>[ 84.098799] be60: c0c584e8 c13cba20 c6a9be9c c6a9be78 c0c589e8 c0c584c8 c0c588c8 c42a3540
3159 21:37:53.318123 <0>[ 84.107248] be80: b6e82000 00000014 c517a780 c6a9bf60 c6a9bec4 c6a9bea0 c07e211c c0c588d4
3160 21:37:53.359209 <0>[ 84.115698] bea0: 00000000 c42a3540 b6e82000 c290d000 c6a9bf60 c07e20b8 c6a9bf5c c6a9bec8
3161 21:37:53.359766 <0>[ 84.124149] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6a9a000
3162 21:37:53.360137 <0>[ 84.132598] bee0: b6e82000 00020000 00000004 00000014 0001ffec c6a9bee0 00000001 b6e81000
3163 21:37:53.360485 <0>[ 84.141048] bf00: c4392dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3164 21:37:53.360816 <0>[ 84.149498] bf20: 00000000 00000000 c13e0f18 550234f6 c206c0e0 c42a3540 c42a3540 c6a9a000
3165 21:37:53.403290 <0>[ 84.157948] bf40: b6e82000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c059c358 c059bcac
3166 21:37:53.403868 <0>[ 84.166396] bf60: 00000000 00000000 c6a9bfac 550234f6 00000014 00000014 b6fc9e00 00000004
3167 21:37:53.404252 <0>[ 84.174846] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059c3e8 c059c2f0 00000000 c6a9bfa8
3168 21:37:53.404598 <0>[ 84.183295] bfa0: c03000c0 c059c3dc 00000014 00000014 00000001 b6e82000 00000014 00000000
3169 21:37:53.404931 <0>[ 84.191747] bfc0: 00000014 00000014 b6fc9e00 00000004 00000001 00000000 00020000 bee88ac4
3170 21:37:53.447338 <0>[ 84.200195] bfe0: 00000004 bee887f8 b6f33d8f b6eba7e6 800e0030 00000001 00000000 00000000
3171 21:37:53.448070 <0>[ 84.208637] Backtrace:
3172 21:37:53.448466 <0>[ 84.211374] [<c13cba14>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3173 21:37:53.448819 <0>[ 84.220603] r5:c6b94000 r4:00000029
3174 21:37:53.449154 <0>[ 84.224455] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3175 21:37:53.449480 <0>[ 84.232741] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3176 21:37:53.449799 <0>[ 84.240933] r9:c6a9bf60 r8:c517a780 r7:00000014 r6:b6e82000 r5:c42a3540 r4:c0c588c8
3177 21:37:53.491431 <0>[ 84.248959] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3178 21:37:53.491996 <0>[ 84.257061] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6e82000 r5:c42a3540 r4:00000000
3179 21:37:53.492378 <0>[ 84.265078] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3180 21:37:53.492730 <0>[ 84.272487] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c6a9a000 r5:c42a3540
3181 21:37:53.493066 <0>[ 84.280583] r4:c42a3540
3182 21:37:53.493393 <0>[ 84.283391] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3183 21:37:53.535279 <0>[ 84.290799] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:00000014 r4:00000014
3184 21:37:53.535847 <0>[ 84.298819] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3185 21:37:53.536224 <0>[ 84.306658] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
3186 21:37:53.536570 <0>[ 84.311982] bfa0: 00000014 00000014 00000001 b6e82000 00000014 00000000
3187 21:37:53.536904 <0>[ 84.320432] bfc0: 00000014 00000014 b6fc9e00 00000004 00000001 00000000 00020000 bee88ac4
3188 21:37:53.537231 <0>[ 84.328878] bfe0: 00000004 bee887f8 b6f33d8f b6eba7e6
3189 21:37:53.582919 <0>[ 84.334203] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000)
3190 21:37:53.583130 <4>[ 84.340574] ---[ end trace c25e2e226ccb7033 ]---
3191 21:37:53.583254 # Segmentation fault
3192 21:37:53.712673 # [ 83.946697] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
3193 21:37:53.713206 # [ 83.952943] lkdtm: attempting bad ro_after_init write at c1b89c74
3194 21:37:53.713561 # [ 83.959342] 8<--- cut here ---
3195 21:37:53.714024 # [ 83.962687] Unable to handle kernel paging request at virtual address c1b89c74
3196 21:37:53.714494 # [ 83.970195] pgd = 04712197
3197 21:37:53.714962 # [ 83.973179] [c1b89c74] *pgd=11a1941e(bad)
3198 21:37:53.715308 # [ 83.977477] Internal error: Oops: 80d [#13] SMP ARM
3199 21:37:53.755729 # [ 83.982624] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3200 21:37:53.756352 # [ 84.011962] CPU: 2 PID: 2482 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3201 21:37:53.756866 # [ 84.019976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3202 21:37:53.757365 # [ 84.026784] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
3203 21:37:53.799204 # [ 84.032367] LR is at 0x0
3204 21:37:53.799626 # [ 84.035170] pc : [<c13cba78>] lr : [<00000000>] psr: 600e0013
3205 21:37:53.799976 # [ 84.041705] sp : c6a9be50 ip : 00000027 fp : c6a9be64
3206 21:37:53.800337 # [ 84.047198] r10: 00000014 r9 : c1ad5e8c r8 : c15ebd54
3207 21:37:53.800657 # [ 84.052690] r7 : c6a9bf60 r6 : 00000014 r5 : c6b94000 r4 : c1b89c74
3208 21:37:53.800985 # [ 84.059484] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e4 r0 : c1ad6c84
3209 21:37:53.801369 # [ 84.066282] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3210 21:37:53.843085 # [ 84.073688] Control: 10c5387d Table: 16db004a DAC: 00000051
3211 21:37:53.843679 # [ 84.079703] Process cat (pid: 2482, stack limit = 0x56905ca8)
3212 21:37:53.844150 # [ 84.085718] Stack: (0xc6a9be50 to 0xc6a9c000)
3213 21:37:53.844557 # [ 84.090348] be40: 00000029 c6b94000 c6a9be74 c6a9be68
3214 21:37:53.845006 # [ 84.098799] be60: c0c584e8 c13cba20 c6a9be9c c6a9be78 c0c589e8 c0c584c8 c0c588c8 c42a3540
3215 21:37:53.845492 # [ 84.107248] be80: b6e82000 00000014 c517a780 c6a9bf60 c6a9bec4 c6a9bea0 c07e211c c0c588d4
3216 21:37:53.891222 # [ 84.115698] bea0: 00000000 c42a3540 b6e82000 c290d000 c6a9bf60 c07e20b8 c6a9bf5c c6a9bec8
3217 21:37:53.891651 # [ 84.124149] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6a9a000
3218 21:37:53.891989 # [ 84.132598] bee0: b6e82000 00020000 00000004 00000014 0001ffec c6a9bee0 00000001 b6e81000
3219 21:37:53.892305 # [ 84.141048] bf00: c4392dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3220 21:37:53.892607 # [ 84.149498] bf20: 00000000 00000000 c13e0f18 550234f6 c206c0e0 c42a3540 c42a3540 c6a9a000
3221 21:37:53.935286 # [ 84.157948] bf40: b6e82000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c059c358 c059bcac
3222 21:37:53.935855 # [ 84.166396] bf60: 00000000 00000000 c6a9bfac 550234f6 00000014 00000014 b6fc9e00 00000004
3223 21:37:53.936289 # [ 84.174846] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059c3e8 c059c2f0 00000000 c6a9bfa8
3224 21:37:53.936641 # [ 84.183295] bfa0: c03000c0 c059c3dc 00000014 00000014 00000001 b6e82000 00000014 00000000
3225 21:37:53.937013 # [ 84.191747] bfc0: 00000014 00000014 b6fc9e00 00000004 00000001 00000000 00020000 bee88ac4
3226 21:37:53.937347 # [ 84.200195] bfe0: 00000004 bee887f8 b6f33d8f b6eba7e6 800e0030 00000001 00000000 00000000
3227 21:37:53.979263 # [ 84.208637] Backtrace:
3228 21:37:53.979866 # [ 84.211374] [<c13cba14>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3229 21:37:53.980260 # [ 84.220603] r5:c6b94000 r4:00000029
3230 21:37:53.980711 # [ 84.224455] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3231 21:37:53.981290 # [ 84.232741] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3232 21:37:53.981688 # [ 84.240933] r9:c6a9bf60 r8:c517a780 r7:00000014 r6:b6e82000 r5:c42a3540 r4:c0c588c8
3233 21:37:54.023255 # [ 84.248959] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3234 21:37:54.023811 # [ 84.257061] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6e82000 r5:c42a3540 r4:00000000
3235 21:37:54.024195 # [ 84.265078] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3236 21:37:54.024546 # [ 84.272487] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c6a9a000 r5:c42a3540
3237 21:37:54.024879 # [ 84.280583] r4:c42a3540
3238 21:37:54.025206 # [ 84.283391] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3239 21:37:54.067270 # [ 84.290799] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:00000014 r4:00000014
3240 21:37:54.067824 # [ 84.298819] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3241 21:37:54.068197 # [ 84.306658] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
3242 21:37:54.068544 # [ 84.311982] bfa0: 00000014 00000014 00000001 b6e82000 00000014 00000000
3243 21:37:54.068879 # [ 84.320432] bfc0: 00000014 00000014 b6fc9e00 00000004 00000001 00000000 00020000 bee88ac4
3244 21:37:54.069206 # [ 84.328878] bfe0: 00000004 bee887f8 b6f33d8f b6eba7e6
3245 21:37:54.069526 # [ 84.334203] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000)
3246 21:37:54.111409 # [ 84.340574] ---[ end trace c25e2e226ccb7033 ]---
3247 21:37:54.111999 # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL]
3248 21:37:54.112409 not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1
3249 21:37:54.112793 # selftests: lkdtm: WRITE_KERN.sh
3250 21:37:54.181140 <6>[ 84.938704] lkdtm: Performing direct entry WRITE_KERN
3251 21:37:54.181701 <6>[ 84.944198] lkdtm: attempting bad 7808660 byte write at c13cb8ec
3252 21:37:54.182076 <1>[ 84.950644] 8<--- cut here ---
3253 21:37:54.182423 <1>[ 84.953992] Unable to handle kernel paging request at virtual address c13cb8ec
3254 21:37:54.182849 <1>[ 84.961497] pgd = d69b61fe
3255 21:37:54.183215 <1>[ 84.964475] [c13cb8ec] *pgd=1121940e(bad)
3256 21:37:54.183541 <0>[ 84.968773] Internal error: Oops: 80d [#14] SMP ARM
3257 21:37:54.224239 <4>[ 84.973921] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3258 21:37:54.224818 <4>[ 85.003257] CPU: 1 PID: 2557 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3259 21:37:54.225197 <4>[ 85.011268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3260 21:37:54.225547 <4>[ 85.018078] PC is at memcpy+0x50/0x330
3261 21:37:54.225878 <4>[ 85.022100] LR is at 0xe92dd830
3262 21:37:54.266880 <4>[ 85.025511] pc : [<c08d5870>] lr : [<e92dd830>] psr: 200e0013
3263 21:37:54.267033 <4>[ 85.032046] sp : c43a1e2c ip : e1a0c00d fp : c43a1e64
3264 21:37:54.267099 <4>[ 85.037539] r10: 0000000b r9 : c1ad5ea0 r8 : e89da800
3265 21:37:54.267161 <4>[ 85.043031] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800
3266 21:37:54.267220 <4>[ 85.049826] r3 : e1a0c00d r2 : 007725f4 r1 : c0c59278 r0 : c13cb8ec
3267 21:37:54.267278 <4>[ 85.056624] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3268 21:37:54.267335 <4>[ 85.064030] Control: 10c5387d Table: 1479804a DAC: 00000051
3269 21:37:54.310816 <0>[ 85.070050] Process cat (pid: 2557, stack limit = 0xe81f2534)
3270 21:37:54.310916 <0>[ 85.076069] Stack: (0xc43a1e2c to 0xc43a2000)
3271 21:37:54.310983 <0>[ 85.080699] 1e20: c0c59258 00772694 c43a1f60 c15ebd54 c13cb8ec
3272 21:37:54.311073 <0>[ 85.089151] 1e40: c13cb8ec c13cbad0 0000002a c6b90000 0000000b c43a1f60 c43a1e74 c43a1e68
3273 21:37:54.311133 <0>[ 85.097604] 1e60: c0c584e8 c13cba90 c43a1e9c c43a1e78 c0c589e8 c0c584c8 c0c588c8 c4392c80
3274 21:37:54.311192 <0>[ 85.106055] 1e80: b6e62000 0000000b c517a780 c43a1f60 c43a1ec4 c43a1ea0 c07e211c c0c588d4
3275 21:37:54.358818 <0>[ 85.114505] 1ea0: 00000000 c4392c80 b6e62000 c290d000 c43a1f60 c07e20b8 c43a1f5c c43a1ec8
3276 21:37:54.358905 <0>[ 85.122954] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c43a0000
3277 21:37:54.358973 <0>[ 85.131405] 1ee0: b6e62000 00020000 00000004 0000000b 0001fff5 c43a1ee0 00000001 b6e61000
3278 21:37:54.359039 <0>[ 85.139854] 1f00: c68d6280 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3279 21:37:54.359100 <0>[ 85.148304] 1f20: 00000000 00000000 c13e0f18 4aa99fb5 c206c0e0 c4392c80 c4392c80 c43a0000
3280 21:37:54.406854 <0>[ 85.156753] 1f40: b6e62000 00000000 00000000 00000004 c43a1f94 c43a1f60 c059c358 c059bcac
3281 21:37:54.406962 <0>[ 85.165201] 1f60: 00000000 00000000 c43a1fac 4aa99fb5 0000000b 0000000b b6fa9e00 00000004
3282 21:37:54.407047 <0>[ 85.173651] 1f80: c03002e4 c43a0000 c43a1fa4 c43a1f98 c059c3e8 c059c2f0 00000000 c43a1fa8
3283 21:37:54.407125 <0>[ 85.182100] 1fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6e62000 0000000b 00000000
3284 21:37:54.407200 <0>[ 85.190552] 1fc0: 0000000b 0000000b b6fa9e00 00000004 00000001 00000000 00020000 bee34ac4
3285 21:37:54.450819 <0>[ 85.199002] 1fe0: 00000004 bee347f8 b6f13d8f b6e9a7e6 800e0030 00000001 00000000 00000000
3286 21:37:54.450908 <0>[ 85.207449] Backtrace:
3287 21:37:54.450974 <0>[ 85.210203] [<c13cba84>] (lkdtm_WRITE_KERN) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3288 21:37:54.451036 <0>[ 85.218657] r7:c43a1f60 r6:0000000b r5:c6b90000 r4:0000002a
3289 21:37:54.451095 <0>[ 85.224593] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3290 21:37:54.451154 <0>[ 85.232883] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3291 21:37:54.495026 <0>[ 85.241075] r9:c43a1f60 r8:c517a780 r7:0000000b r6:b6e62000 r5:c4392c80 r4:c0c588c8
3292 21:37:54.495487 <0>[ 85.249101] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3293 21:37:54.495873 <0>[ 85.257205] r9:c07e20b8 r8:c43a1f60 r7:c290d000 r6:b6e62000 r5:c4392c80 r4:00000000
3294 21:37:54.496303 <0>[ 85.265224] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3295 21:37:54.496789 <0>[ 85.272633] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c43a0000 r5:c4392c80
3296 21:37:54.497266 <0>[ 85.280732] r4:c4392c80
3297 21:37:54.539061 <0>[ 85.283542] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3298 21:37:54.539520 <0>[ 85.290950] r9:c43a0000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:0000000b r4:0000000b
3299 21:37:54.539867 <0>[ 85.298972] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3300 21:37:54.540186 <0>[ 85.306813] Exception stack(0xc43a1fa8 to 0xc43a1ff0)
3301 21:37:54.540491 <0>[ 85.312138] 1fa0: 0000000b 0000000b 00000001 b6e62000 0000000b 00000000
3302 21:37:54.540790 <0>[ 85.320587] 1fc0: 0000000b 0000000b b6fa9e00 00000004 00000001 00000000 00020000 bee34ac4
3303 21:37:54.582844 <0>[ 85.329034] 1fe0: 00000004 bee347f8 b6f13d8f b6e9a7e6
3304 21:37:54.582976 <0>[ 85.334361] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8)
3305 21:37:54.583086 <4>[ 85.340740] ---[ end trace c25e2e226ccb7034 ]---
3306 21:37:54.583181 # Segmentation fault
3307 21:37:54.708710 # [ 84.938704] lkdtm: Performing direct entry WRITE_KERN
3308 21:37:54.709285 # [ 84.944198] lkdtm: attempting bad 7808660 byte write at c13cb8ec
3309 21:37:54.709660 # [ 84.950644] 8<--- cut here ---
3310 21:37:54.710006 # [ 84.953992] Unable to handle kernel paging request at virtual address c13cb8ec
3311 21:37:54.710339 # [ 84.961497] pgd = d69b61fe
3312 21:37:54.710712 # [ 84.964475] [c13cb8ec] *pgd=1121940e(bad)
3313 21:37:54.711119 # [ 84.968773] Internal error: Oops: 80d [#14] SMP ARM
3314 21:37:54.752197 # [ 84.973921] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3315 21:37:54.752775 # [ 85.003257] CPU: 1 PID: 2557 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3316 21:37:54.753151 # [ 85.011268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3317 21:37:54.753495 # [ 85.018078] PC is at memcpy+0x50/0x330
3318 21:37:54.753819 # [ 85.022100] LR is at 0xe92dd830
3319 21:37:54.799380 # [ 85.025511] pc : [<c08d5870>] lr : [<e92dd830>] psr: 200e0013
3320 21:37:54.799942 # [ 85.032046] sp : c43a1e2c ip : e1a0c00d fp : c43a1e64
3321 21:37:54.800313 # [ 85.037539] r10: 0000000b r9 : c1ad5ea0 r8 : e89da800
3322 21:37:54.800673 # [ 85.043031] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800
3323 21:37:54.801021 # [ 85.049826] r3 : e1a0c00d r2 : 007725f4 r1 : c0c59278 r0 : c13cb8ec
3324 21:37:54.801346 # [ 85.056624] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
3325 21:37:54.801749 # [ 85.064030] Control: 10c5387d Table: 1479804a DAC: 00000051
3326 21:37:54.843333 # [ 85.070050] Process cat (pid: 2557, stack limit = 0xe81f2534)
3327 21:37:54.843928 # [ 85.076069] Stack: (0xc43a1e2c to 0xc43a2000)
3328 21:37:54.844312 # [ 85.080699] 1e20: c0c59258 00772694 c43a1f60 c15ebd54 c13cb8ec
3329 21:37:54.844659 # [ 85.089151] 1e40: c13cb8ec c13cbad0 0000002a c6b90000 0000000b c43a1f60 c43a1e74 c43a1e68
3330 21:37:54.844991 # [ 85.097604] 1e60: c0c584e8 c13cba90 c43a1e9c c43a1e78 c0c589e8 c0c584c8 c0c588c8 c4392c80
3331 21:37:54.845320 # [ 85.106055] 1e80: b6e62000 0000000b c517a780 c43a1f60 c43a1ec4 c43a1ea0 c07e211c c0c588d4
3332 21:37:54.887304 # [ 85.114505] 1ea0: 00000000 c4392c80 b6e62000 c290d000 c43a1f60 c07e20b8 c43a1f5c c43a1ec8
3333 21:37:54.887886 # [ 85.122954] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c43a0000
3334 21:37:54.888287 # [ 85.131405] 1ee0: b6e62000 00020000 00000004 0000000b 0001fff5 c43a1ee0 00000001 b6e61000
3335 21:37:54.888632 # [ 85.139854] 1f00: c68d6280 00000000 00000000 00000000 00000000 00000000 00000000 00000000
3336 21:37:54.888959 # [ 85.148304] 1f20: 00000000 00000000 c13e0f18 4aa99fb5 c206c0e0 c4392c80 c4392c80 c43a0000
3337 21:37:54.931315 # [ 85.156753] 1f40: b6e62000 00000000 00000000 00000004 c43a1f94 c43a1f60 c059c358 c059bcac
3338 21:37:54.931892 # [ 85.165201] 1f60: 00000000 00000000 c43a1fac 4aa99fb5 0000000b 0000000b b6fa9e00 00000004
3339 21:37:54.932270 # [ 85.173651] 1f80: c03002e4 c43a0000 c43a1fa4 c43a1f98 c059c3e8 c059c2f0 00000000 c43a1fa8
3340 21:37:54.932642 # [ 85.182100] 1fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6e62000 0000000b 00000000
3341 21:37:54.932972 # [ 85.190552] 1fc0: 0000000b 0000000b b6fa9e00 00000004 00000001 00000000 00020000 bee34ac4
3342 21:37:54.975276 # [ 85.199002] 1fe0: 00000004 bee347f8 b6f13d8f b6e9a7e6 800e0030 00000001 00000000 00000000
3343 21:37:54.975834 # [ 85.207449] Backtrace:
3344 21:37:54.976201 # [ 85.210203] [<c13cba84>] (lkdtm_WRITE_KERN) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3345 21:37:54.976547 # [ 85.218657] r7:c43a1f60 r6:0000000b r5:c6b90000 r4:0000002a
3346 21:37:54.976878 # [ 85.224593] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3347 21:37:54.977202 # [ 85.232883] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3348 21:37:55.023430 # [ 85.241075] r9:c43a1f60 r8:c517a780 r7:0000000b r6:b6e62000 r5:c4392c80 r4:c0c588c8
3349 21:37:55.023999 # [ 85.249101] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3350 21:37:55.024380 # [ 85.257205] r9:c07e20b8 r8:c43a1f60 r7:c290d000 r6:b6e62000 r5:c4392c80 r4:00000000
3351 21:37:55.024724 # [ 85.265224] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3352 21:37:55.025054 # [ 85.272633] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c43a0000 r5:c4392c80
3353 21:37:55.025377 # [ 85.280732] r4:c4392c80
3354 21:37:55.067419 # [ 85.283542] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3355 21:37:55.067975 # [ 85.290950] r9:c43a0000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:0000000b r4:0000000b
3356 21:37:55.068354 # [ 85.298972] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3357 21:37:55.068694 # [ 85.306813] Exception stack(0xc43a1fa8 to 0xc43a1ff0)
3358 21:37:55.069020 # [ 85.312138] 1fa0: 0000000b 0000000b 00000001 b6e62000 0000000b 00000000
3359 21:37:55.069341 # [ 85.320587] 1fc0: 0000000b 0000000b b6fa9e00 00000004 00000001 00000000 00020000 bee34ac4
3360 21:37:55.111399 # [ 85.329034] 1fe0: 00000004 bee347f8 b6f13d8f b6e9a7e6
3361 21:37:55.111962 # [ 85.334361] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8)
3362 21:37:55.112337 # [ 85.340740] ---[ end trace c25e2e226ccb7034 ]---
3363 21:37:55.112680 # WRITE_KERN: missing 'call trace:': [FAIL]
3364 21:37:55.113004 not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1
3365 21:37:55.113327 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
3366 21:37:55.145255 <6>[ 85.907204] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
3367 21:37:55.145817 <6>[ 85.913586] lkdtm: attempting good refcount_inc() without overflow
3368 21:37:55.146186 <6>[ 85.920082] lkdtm: attempting bad refcount_inc() overflow
3369 21:37:55.146528 <4>[ 85.925758] ------------[ cut here ]------------
3370 21:37:55.146927 <4>[ 85.930736] WARNING: CPU: 0 PID: 2633 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
3371 21:37:55.147273 <4>[ 85.939449] refcount_t: saturated; leaking memory.
3372 21:37:55.188847 <4>[ 85.944552] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3373 21:37:55.189425 <4>[ 85.974109] CPU: 0 PID: 2633 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3374 21:37:55.189807 <4>[ 85.982123] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3375 21:37:55.190153 <4>[ 85.988918] Backtrace:
3376 21:37:55.231697 <4>[ 85.991654] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3377 21:37:55.232258 <4>[ 85.999498] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3378 21:37:55.232632 <4>[ 86.005436] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3379 21:37:55.232980 <4>[ 86.013026] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3380 21:37:55.233312 <4>[ 86.020263] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
3381 21:37:55.233638 <4>[ 86.028283] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3382 21:37:55.275266 <4>[ 86.036035] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c683c000
3383 21:37:55.275829 <4>[ 86.041969] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
3384 21:37:55.276208 <4>[ 86.051203] r9:c1ad5eac r8:c15ebd54 r7:c683df60 r6:00000016 r5:c45eb000 r4:c683c000
3385 21:37:55.276556 <4>[ 86.059227] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
3386 21:37:55.276891 <4>[ 86.069162] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbf00>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
3387 21:37:55.319329 <4>[ 86.079525] [<c13cbe88>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3388 21:37:55.319896 <4>[ 86.088923] r4:0000002b
3389 21:37:55.320271 <4>[ 86.091730] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3390 21:37:55.320619 <4>[ 86.100016] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3391 21:37:55.320946 <4>[ 86.108205] r9:c683df60 r8:c517a780 r7:00000016 r6:b6e89000 r5:c4395540 r4:c0c588c8
3392 21:37:55.363336 <4>[ 86.116230] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3393 21:37:55.363905 <4>[ 86.124332] r9:c07e20b8 r8:c683df60 r7:c290d000 r6:b6e89000 r5:c4395540 r4:00000000
3394 21:37:55.364283 <4>[ 86.132349] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3395 21:37:55.364634 <4>[ 86.139757] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c683c000 r5:c4395540
3396 21:37:55.364966 <4>[ 86.147853] r4:c4395540
3397 21:37:55.365290 <4>[ 86.150662] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3398 21:37:55.365608 <4>[ 86.158070] r9:c683c000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000016 r4:00000016
3399 21:37:55.407517 <4>[ 86.166088] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3400 21:37:55.408082 <4>[ 86.173928] Exception stack(0xc683dfa8 to 0xc683dff0)
3401 21:37:55.408453 <4>[ 86.179255] dfa0: 00000016 00000016 00000001 b6e89000 00000016 00000000
3402 21:37:55.408797 <4>[ 86.187705] dfc0: 00000016 00000016 b6fd0e00 00000004 00000001 00000000 00020000 bec02ac4
3403 21:37:55.409127 <4>[ 86.196151] dfe0: 00000004 bec027f8 b6f3ad8f b6ec17e6
3404 21:37:55.409447 <4>[ 86.201569] irq event stamp: 0
3405 21:37:55.451235 <4>[ 86.204910] hardirqs last enabled at (0): [<00000000>] 0x0
3406 21:37:55.451792 <4>[ 86.210800] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3407 21:37:55.452171 <4>[ 86.218563] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3408 21:37:55.452517 <4>[ 86.226354] softirqs last disabled at (0): [<00000000>] 0x0
3409 21:37:55.452848 <4>[ 86.232230] ---[ end trace c25e2e226ccb7035 ]---
3410 21:37:55.453171 <6>[ 86.237125] lkdtm: Overflow detected: saturated
3411 21:37:55.587315 # [ 85.907204] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
3412 21:37:55.587917 # [ 85.913586] lkdtm: attempting good refcount_inc() without overflow
3413 21:37:55.588290 # [ 85.920082] lkdtm: attempting bad refcount_inc() overflow
3414 21:37:55.588630 # [ 85.925758] ------------[ cut here ]------------
3415 21:37:55.588958 # [ 85.930736] WARNING: CPU: 0 PID: 2633 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
3416 21:37:55.589282 # [ 85.939449] refcount_t: saturated; leaking memory.
3417 21:37:55.631356 # [ 85.944552] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3418 21:37:55.631936 # [ 85.974109] CPU: 0 PID: 2633 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3419 21:37:55.632318 # [ 85.982123] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3420 21:37:55.632666 # [ 85.988918] Backtrace:
3421 21:37:55.675451 # [ 85.991654] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3422 21:37:55.676016 # [ 85.999498] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3423 21:37:55.676391 # [ 86.005436] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3424 21:37:55.676737 # [ 86.013026] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3425 21:37:55.677064 # [ 86.020263] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
3426 21:37:55.677387 # [ 86.028283] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3427 21:37:55.719273 # [ 86.036035] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c683c000
3428 21:37:55.719852 # [ 86.041969] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
3429 21:37:55.720237 # [ 86.051203] r9:c1ad5eac r8:c15ebd54 r7:c683df60 r6:00000016 r5:c45eb000 r4:c683c000
3430 21:37:55.720584 # [ 86.059227] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
3431 21:37:55.720915 # [ 86.069162] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbf00>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
3432 21:37:55.763262 # [ 86.079525] [<c13cbe88>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3433 21:37:55.763833 # [ 86.088923] r4:0000002b
3434 21:37:55.764211 # [ 86.091730] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3435 21:37:55.764561 # [ 86.100016] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3436 21:37:55.764890 # [ 86.108205] r9:c683df60 r8:c517a780 r7:00000016 r6:b6e89000 r5:c4395540 r4:c0c588c8
3437 21:37:55.765213 # [ 86.116230] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3438 21:37:55.811227 # [ 86.124332] r9:c07e20b8 r8:c683df60 r7:c290d000 r6:b6e89000 r5:c4395540 r4:00000000
3439 21:37:55.811794 # [ 86.132349] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3440 21:37:55.812173 # [ 86.139757] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c683c000 r5:c4395540
3441 21:37:55.812519 # [ 86.147853] r4:c4395540
3442 21:37:55.812866 # [ 86.150662] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3443 21:37:55.813196 # [ 86.158070] r9:c683c000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000016 r4:00000016
3444 21:37:55.855362 # [ 86.166088] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3445 21:37:55.855922 # [ 86.173928] Exception stack(0xc683dfa8 to 0xc683dff0)
3446 21:37:55.856296 # [ 86.179255] dfa0: 00000016 00000016 00000001 b6e89000 00000016 00000000
3447 21:37:55.856640 # [ 86.187705] dfc0: 00000016 00000016 b6fd0e00 00000004 00000001 00000000 00020000 bec02ac4
3448 21:37:55.856967 # [ 86.196151] dfe0: 00000004 bec027f8 b6f3ad8f b6ec17e6
3449 21:37:55.857287 # [ 86.201569] irq event stamp: 0
3450 21:37:55.857600 # [ 86.204910] hardirqs last enabled at (0): [<00000000>] 0x0
3451 21:37:55.899311 # [ 86.210800] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3452 21:37:55.899873 # [ 86.218563] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3453 21:37:55.900245 # [ 86.226354] softirqs last disabled at (0): [<00000000>] 0x0
3454 21:37:55.900586 # [ 86.232230] ---[ end trace c25e2e226ccb7035 ]---
3455 21:37:55.900913 # [ 86.237125] lkdtm: Overflow detected: saturated
3456 21:37:55.901230 # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL]
3457 21:37:55.901539 not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1
3458 21:37:55.901854 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
3459 21:37:56.000851 <6>[ 86.762849] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
3460 21:37:56.001435 <6>[ 86.769143] lkdtm: attempting good refcount_add() without overflow
3461 21:37:56.001810 <6>[ 86.775694] lkdtm: attempting bad refcount_add() overflow
3462 21:37:56.002219 <4>[ 86.781430] ------------[ cut here ]------------
3463 21:37:56.002558 <4>[ 86.786341] WARNING: CPU: 2 PID: 2668 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
3464 21:37:56.002931 <4>[ 86.795095] refcount_t: saturated; leaking memory.
3465 21:37:56.044379 <4>[ 86.800216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3466 21:37:56.044959 <4>[ 86.829736] CPU: 2 PID: 2668 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3467 21:37:56.045336 <4>[ 86.837751] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3468 21:37:56.045684 <4>[ 86.844549] Backtrace:
3469 21:37:56.087338 <4>[ 86.847287] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3470 21:37:56.087895 <4>[ 86.855132] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3471 21:37:56.088270 <4>[ 86.861069] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3472 21:37:56.088619 <4>[ 86.868659] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3473 21:37:56.088946 <4>[ 86.875895] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
3474 21:37:56.089270 <4>[ 86.883915] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3475 21:37:56.135321 <4>[ 86.891668] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c683c000
3476 21:37:56.135882 <4>[ 86.897603] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
3477 21:37:56.136259 <4>[ 86.906834] r9:c1ad5ec4 r8:c15ebd54 r7:c683df60 r6:00000016 r5:c6b94000 r4:c683c000
3478 21:37:56.136605 <4>[ 86.914856] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
3479 21:37:56.136934 <4>[ 86.924790] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbfa8>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
3480 21:37:56.179409 <4>[ 86.935153] [<c13cbf24>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3481 21:37:56.179975 <4>[ 86.944552] r4:0000002c
3482 21:37:56.180350 <4>[ 86.947359] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3483 21:37:56.180698 <4>[ 86.955644] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3484 21:37:56.181030 <4>[ 86.963834] r9:c683df60 r8:c517a780 r7:00000016 r6:b6e4d000 r5:c68d6b40 r4:c0c588c8
3485 21:37:56.223394 <4>[ 86.971857] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3486 21:37:56.223956 <4>[ 86.979961] r9:c07e20b8 r8:c683df60 r7:c290d000 r6:b6e4d000 r5:c68d6b40 r4:00000000
3487 21:37:56.224333 <4>[ 86.987978] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3488 21:37:56.224675 <4>[ 86.995387] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c683c000 r5:c68d6b40
3489 21:37:56.225002 <4>[ 87.003483] r4:c68d6b40
3490 21:37:56.225321 <4>[ 87.006292] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3491 21:37:56.225637 <4>[ 87.013701] r9:c683c000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000016 r4:00000016
3492 21:37:56.270922 <4>[ 87.021719] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3493 21:37:56.271073 <4>[ 87.029557] Exception stack(0xc683dfa8 to 0xc683dff0)
3494 21:37:56.271176 <4>[ 87.034882] dfa0: 00000016 00000016 00000001 b6e4d000 00000016 00000000
3495 21:37:56.271236 <4>[ 87.043332] dfc0: 00000016 00000016 b6f94e00 00000004 00000001 00000000 00020000 bedb6ac4
3496 21:37:56.271331 <4>[ 87.051779] dfe0: 00000004 bedb67f8 b6efed8f b6e857e6
3497 21:37:56.271386 <4>[ 87.057205] irq event stamp: 0
3498 21:37:56.311066 <4>[ 87.060580] hardirqs last enabled at (0): [<00000000>] 0x0
3499 21:37:56.311153 <4>[ 87.066444] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3500 21:37:56.311224 <4>[ 87.074294] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3501 21:37:56.311289 <4>[ 87.082131] softirqs last disabled at (0): [<00000000>] 0x0
3502 21:37:56.311351 <4>[ 87.087994] ---[ end trace c25e2e226ccb7036 ]---
3503 21:37:56.311411 <6>[ 87.092954] lkdtm: Overflow detected: saturated
3504 21:37:56.444609 # [ 86.762849] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
3505 21:37:56.445198 # [ 86.769143] lkdtm: attempting good refcount_add() without overflow
3506 21:37:56.445571 # [ 86.775694] lkdtm: attempting bad refcount_add() overflow
3507 21:37:56.445911 # [ 86.781430] ------------[ cut here ]------------
3508 21:37:56.446234 # [ 86.786341] WARNING: CPU: 2 PID: 2668 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
3509 21:37:56.446580 # [ 86.795095] refcount_t: saturated; leaking memory.
3510 21:37:56.487675 # [ 86.800216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3511 21:37:56.488248 # [ 86.829736] CPU: 2 PID: 2668 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3512 21:37:56.488624 # [ 86.837751] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3513 21:37:56.488963 # [ 86.844549] Backtrace:
3514 21:37:56.535443 # [ 86.847287] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3515 21:37:56.536004 # [ 86.855132] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3516 21:37:56.536377 # [ 86.861069] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3517 21:37:56.536721 # [ 86.868659] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3518 21:37:56.537048 # [ 86.875895] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
3519 21:37:56.537368 # [ 86.883915] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3520 21:37:56.579368 # [ 86.891668] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c683c000
3521 21:37:56.579954 # [ 86.897603] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
3522 21:37:56.580337 # [ 86.906834] r9:c1ad5ec4 r8:c15ebd54 r7:c683df60 r6:00000016 r5:c6b94000 r4:c683c000
3523 21:37:56.580680 # [ 86.914856] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
3524 21:37:56.581010 # [ 86.924790] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbfa8>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
3525 21:37:56.623297 # [ 86.935153] [<c13cbf24>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3526 21:37:56.623859 # [ 86.944552] r4:0000002c
3527 21:37:56.624243 # [ 86.947359] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3528 21:37:56.624585 # [ 86.955644] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3529 21:37:56.624914 # [ 86.963834] r9:c683df60 r8:c517a780 r7:00000016 r6:b6e4d000 r5:c68d6b40 r4:c0c588c8
3530 21:37:56.625238 # [ 86.971857] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3531 21:37:56.667361 # [ 86.979961] r9:c07e20b8 r8:c683df60 r7:c290d000 r6:b6e4d000 r5:c68d6b40 r4:00000000
3532 21:37:56.667926 # [ 86.987978] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3533 21:37:56.668311 # [ 86.995387] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c683c000 r5:c68d6b40
3534 21:37:56.668655 # [ 87.003483] r4:c68d6b40
3535 21:37:56.668981 # [ 87.006292] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3536 21:37:56.669303 # [ 87.013701] r9:c683c000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000016 r4:00000016
3537 21:37:56.711274 # [ 87.021719] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3538 21:37:56.711826 # [ 87.029557] Exception stack(0xc683dfa8 to 0xc683dff0)
3539 21:37:56.712194 # [ 87.034882] dfa0: 00000016 00000016 00000001 b6e4d000 00000016 00000000
3540 21:37:56.712582 # [ 87.043332] dfc0: 00000016 00000016 b6f94e00 00000004 00000001 00000000 00020000 bedb6ac4
3541 21:37:56.712914 # [ 87.051779] dfe0: 00000004 bedb67f8 b6efed8f b6e857e6
3542 21:37:56.713234 # [ 87.057205] irq event stamp: 0
3543 21:37:56.713544 # [ 87.060580] hardirqs last enabled at (0): [<00000000>] 0x0
3544 21:37:56.756439 # [ 87.066444] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3545 21:37:56.756996 # [ 87.074294] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3546 21:37:56.757367 # [ 87.082131] softirqs last disabled at (0): [<00000000>] 0x0
3547 21:37:56.757709 # [ 87.087994] ---[ end trace c25e2e226ccb7036 ]---
3548 21:37:56.758030 # [ 87.092954] lkdtm: Overflow detected: saturated
3549 21:37:56.758343 # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]
3550 21:37:56.758655 not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1
3551 21:37:56.759026 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
3552 21:37:56.853670 <6>[ 87.615867] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
3553 21:37:56.854224 <6>[ 87.623004] lkdtm: attempting bad refcount_inc_not_zero() overflow
3554 21:37:56.854594 <4>[ 87.629462] ------------[ cut here ]------------
3555 21:37:56.855025 <4>[ 87.634439] WARNING: CPU: 1 PID: 2703 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
3556 21:37:56.855368 <4>[ 87.643189] refcount_t: saturated; leaking memory.
3557 21:37:56.896995 <4>[ 87.648256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3558 21:37:56.897634 <4>[ 87.677745] CPU: 1 PID: 2703 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3559 21:37:56.898194 <4>[ 87.685759] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3560 21:37:56.898560 <4>[ 87.692555] Backtrace:
3561 21:37:56.940281 <4>[ 87.695291] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3562 21:37:56.940842 <4>[ 87.703136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3563 21:37:56.941217 <4>[ 87.709073] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3564 21:37:56.941562 <4>[ 87.716663] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3565 21:37:56.941931 <4>[ 87.723900] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
3566 21:37:56.942257 <4>[ 87.731918] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3567 21:37:56.942572 <4>[ 87.739673] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6c3a000
3568 21:37:56.987424 <4>[ 87.745608] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
3569 21:37:56.987987 <4>[ 87.754840] r9:c1ad5edc r8:c15ebd54 r7:c6c3bf60 r6:0000001f r5:c6b90000 r4:7fffffff
3570 21:37:56.988442 <4>[ 87.762865] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
3571 21:37:56.988827 <4>[ 87.773577] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc01c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
3572 21:37:56.989164 <4>[ 87.785495] r5:c6b90000 r4:c6c3a000
3573 21:37:57.031391 <4>[ 87.789351] [<c13cbfcc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3574 21:37:57.031953 <4>[ 87.799531] r4:0000002d
3575 21:37:57.032326 <4>[ 87.802338] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3576 21:37:57.032669 <4>[ 87.810624] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3577 21:37:57.032995 <4>[ 87.818813] r9:c6c3bf60 r8:c517a780 r7:0000001f r6:b6e21000 r5:c68eac80 r4:c0c588c8
3578 21:37:57.079251 <4>[ 87.826837] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3579 21:37:57.079803 <4>[ 87.834941] r9:c07e20b8 r8:c6c3bf60 r7:c290d000 r6:b6e21000 r5:c68eac80 r4:00000000
3580 21:37:57.080170 <4>[ 87.842958] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3581 21:37:57.080508 <4>[ 87.850367] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6c3a000 r5:c68eac80
3582 21:37:57.080871 <4>[ 87.858464] r4:c68eac80
3583 21:37:57.081189 <4>[ 87.861272] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3584 21:37:57.123276 <4>[ 87.868681] r9:c6c3a000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000001f r4:0000001f
3585 21:37:57.123850 <4>[ 87.876699] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3586 21:37:57.124230 <4>[ 87.884537] Exception stack(0xc6c3bfa8 to 0xc6c3bff0)
3587 21:37:57.124575 <4>[ 87.889860] bfa0: 0000001f 0000001f 00000001 b6e21000 0000001f 00000000
3588 21:37:57.124904 <4>[ 87.898311] bfc0: 0000001f 0000001f b6f68e00 00000004 00000001 00000000 00020000 bef4fac4
3589 21:37:57.125223 <4>[ 87.906756] bfe0: 00000004 bef4f7f8 b6ed2d8f b6e597e6
3590 21:37:57.125563 <4>[ 87.912146] irq event stamp: 0
3591 21:37:57.170937 <4>[ 87.915493] hardirqs last enabled at (0): [<00000000>] 0x0
3592 21:37:57.171022 <4>[ 87.921379] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3593 21:37:57.171110 <4>[ 87.929160] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3594 21:37:57.171175 <4>[ 87.936999] softirqs last disabled at (0): [<00000000>] 0x0
3595 21:37:57.171236 <4>[ 87.942892] ---[ end trace c25e2e226ccb7037 ]---
3596 21:37:57.171295 <6>[ 87.947806] lkdtm: Overflow detected: saturated
3597 21:37:57.306399 # [ 87.615867] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
3598 21:37:57.307046 # [ 87.623004] lkdtm: attempting bad refcount_inc_not_zero() overflow
3599 21:37:57.307486 # [ 87.629462] ------------[ cut here ]------------
3600 21:37:57.307836 # [ 87.634439] WARNING: CPU: 1 PID: 2703 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
3601 21:37:57.308166 # [ 87.643189] refcount_t: saturated; leaking memory.
3602 21:37:57.349456 # [ 87.648256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3603 21:37:57.350077 # [ 87.677745] CPU: 1 PID: 2703 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3604 21:37:57.350501 # [ 87.685759] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3605 21:37:57.350898 # [ 87.692555] Backtrace:
3606 21:37:57.351237 # [ 87.695291] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3607 21:37:57.392701 # [ 87.703136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3608 21:37:57.393262 # [ 87.709073] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3609 21:37:57.393633 # [ 87.716663] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3610 21:37:57.393975 # [ 87.723900] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
3611 21:37:57.394303 # [ 87.731918] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3612 21:37:57.394686 # [ 87.739673] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6c3a000
3613 21:37:57.435908 # [ 87.745608] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
3614 21:37:57.436474 # [ 87.754840] r9:c1ad5edc r8:c15ebd54 r7:c6c3bf60 r6:0000001f r5:c6b90000 r4:7fffffff
3615 21:37:57.436840 # [ 87.762865] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
3616 21:37:57.437179 # [ 87.773577] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc01c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
3617 21:37:57.437504 # [ 87.785495] r5:c6b90000 r4:c6c3a000
3618 21:37:57.479277 # [ 87.789351] [<c13cbfcc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3619 21:37:57.479872 # [ 87.799531] r4:0000002d
3620 21:37:57.480246 # [ 87.802338] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3621 21:37:57.480592 # [ 87.810624] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3622 21:37:57.480924 # [ 87.818813] r9:c6c3bf60 r8:c517a780 r7:0000001f r6:b6e21000 r5:c68eac80 r4:c0c588c8
3623 21:37:57.481248 # [ 87.826837] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3624 21:37:57.523228 # [ 87.834941] r9:c07e20b8 r8:c6c3bf60 r7:c290d000 r6:b6e21000 r5:c68eac80 r4:00000000
3625 21:37:57.523804 # [ 87.842958] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3626 21:37:57.524189 # [ 87.850367] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6c3a000 r5:c68eac80
3627 21:37:57.524536 # [ 87.858464] r4:c68eac80
3628 21:37:57.524861 # [ 87.861272] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3629 21:37:57.525181 # [ 87.868681] r9:c6c3a000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000001f r4:0000001f
3630 21:37:57.567335 # [ 87.876699] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3631 21:37:57.567912 # [ 87.884537] Exception stack(0xc6c3bfa8 to 0xc6c3bff0)
3632 21:37:57.568294 # [ 87.889860] bfa0: 0000001f 0000001f 00000001 b6e21000 0000001f 00000000
3633 21:37:57.568641 # [ 87.898311] bfc0: 0000001f 0000001f b6f68e00 00000004 00000001 00000000 00020000 bef4fac4
3634 21:37:57.568972 # [ 87.906756] bfe0: 00000004 bef4f7f8 b6ed2d8f b6e597e6
3635 21:37:57.569293 # [ 87.912146] irq event stamp: 0
3636 21:37:57.569606 # [ 87.915493] hardirqs last enabled at (0): [<00000000>] 0x0
3637 21:37:57.611229 # [ 87.921379] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3638 21:37:57.611880 # [ 87.929160] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3639 21:37:57.612259 # [ 87.936999] softirqs last disabled at (0): [<00000000>] 0x0
3640 21:37:57.612606 # [ 87.942892] ---[ end trace c25e2e226ccb7037 ]---
3641 21:37:57.612938 # [ 87.947806] lkdtm: Overflow detected: saturated
3642 21:37:57.613260 # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
3643 21:37:57.613581 not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1
3644 21:37:57.655555 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
3645 21:37:57.731635 <6>[ 88.489209] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
3646 21:37:57.732205 <6>[ 88.496514] lkdtm: attempting bad refcount_add_not_zero() overflow
3647 21:37:57.732578 <4>[ 88.503080] ------------[ cut here ]------------
3648 21:37:57.732923 <4>[ 88.508018] WARNING: CPU: 0 PID: 2738 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
3649 21:37:57.733258 <4>[ 88.516808] refcount_t: saturated; leaking memory.
3650 21:37:57.775513 <4>[ 88.521912] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3651 21:37:57.776102 <4>[ 88.551508] CPU: 0 PID: 2738 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3652 21:37:57.776485 <4>[ 88.559523] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3653 21:37:57.776835 <4>[ 88.566318] Backtrace:
3654 21:37:57.777165 <4>[ 88.569055] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3655 21:37:57.823492 <4>[ 88.576899] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3656 21:37:57.824067 <4>[ 88.582839] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3657 21:37:57.824444 <4>[ 88.590429] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3658 21:37:57.824794 <4>[ 88.597668] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
3659 21:37:57.825132 <4>[ 88.605685] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3660 21:37:57.825459 <4>[ 88.613438] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c68d0000
3661 21:37:57.867288 <4>[ 88.619374] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
3662 21:37:57.867859 <4>[ 88.628605] r9:c1ad5efc r8:c15ebd54 r7:c68d1f60 r6:0000001f r5:c5e07000 r4:7fffffff
3663 21:37:57.868238 <4>[ 88.636628] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
3664 21:37:57.868589 <4>[ 88.647341] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc0a4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
3665 21:37:57.868927 <4>[ 88.659258] r5:c5e07000 r4:c68d0000
3666 21:37:57.911412 <4>[ 88.663115] [<c13cc054>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3667 21:37:57.911990 <4>[ 88.673295] r4:0000002e
3668 21:37:57.912370 <4>[ 88.676102] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3669 21:37:57.912723 <4>[ 88.684387] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3670 21:37:57.913061 <4>[ 88.692578] r9:c68d1f60 r8:c517a780 r7:0000001f r6:b6eb1000 r5:c4786f00 r4:c0c588c8
3671 21:37:57.913389 <4>[ 88.700601] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3672 21:37:57.955255 <4>[ 88.708705] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6eb1000 r5:c4786f00 r4:00000000
3673 21:37:57.955831 <4>[ 88.716722] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3674 21:37:57.956207 <4>[ 88.724132] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c68d0000 r5:c4786f00
3675 21:37:57.956556 <4>[ 88.732227] r4:c4786f00
3676 21:37:57.956889 <4>[ 88.735035] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3677 21:37:57.957221 <4>[ 88.742443] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:0000001f r4:0000001f
3678 21:37:58.003523 <4>[ 88.750462] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3679 21:37:58.004176 <4>[ 88.758300] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
3680 21:37:58.004686 <4>[ 88.763625] 1fa0: 0000001f 0000001f 00000001 b6eb1000 0000001f 00000000
3681 21:37:58.005052 <4>[ 88.772076] 1fc0: 0000001f 0000001f b6ff8e00 00000004 00000001 00000000 00020000 bed81ac4
3682 21:37:58.005395 <4>[ 88.780522] 1fe0: 00000004 bed817f8 b6f62d8f b6ee97e6
3683 21:37:58.005722 <4>[ 88.785919] irq event stamp: 0
3684 21:37:58.006039 <4>[ 88.789266] hardirqs last enabled at (0): [<00000000>] 0x0
3685 21:37:58.047173 <4>[ 88.795162] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3686 21:37:58.047604 <4>[ 88.802974] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3687 21:37:58.047943 <4>[ 88.812485] softirqs last disabled at (0): [<00000000>] 0x0
3688 21:37:58.048256 <4>[ 88.818892] ---[ end trace c25e2e226ccb7038 ]---
3689 21:37:58.048556 <6>[ 88.823852] lkdtm: Overflow detected: saturated
3690 21:37:58.207541 # [ 88.489209] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
3691 21:37:58.208115 # [ 88.496514] lkdtm: attempting bad refcount_add_not_zero() overflow
3692 21:37:58.208489 # [ 88.503080] ------------[ cut here ]------------
3693 21:37:58.208835 # [ 88.508018] WARNING: CPU: 0 PID: 2738 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
3694 21:37:58.209240 # [ 88.516808] refcount_t: saturated; leaking memory.
3695 21:37:58.251264 # [ 88.521912] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3696 21:37:58.251998 # [ 88.551508] CPU: 0 PID: 2738 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3697 21:37:58.252394 # [ 88.559523] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3698 21:37:58.252819 # [ 88.566318] Backtrace:
3699 21:37:58.253279 # [ 88.569055] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3700 21:37:58.295357 # [ 88.576899] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3701 21:37:58.295928 # [ 88.582839] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3702 21:37:58.296312 # [ 88.590429] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3703 21:37:58.296659 # [ 88.597668] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
3704 21:37:58.296991 # [ 88.605685] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3705 21:37:58.297315 # [ 88.613438] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c68d0000
3706 21:37:58.343272 # [ 88.619374] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
3707 21:37:58.343853 # [ 88.628605] r9:c1ad5efc r8:c15ebd54 r7:c68d1f60 r6:0000001f r5:c5e07000 r4:7fffffff
3708 21:37:58.344252 # [ 88.636628] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
3709 21:37:58.344606 # [ 88.647341] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc0a4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
3710 21:37:58.344960 # [ 88.659258] r5:c5e07000 r4:c68d0000
3711 21:37:58.387234 # [ 88.663115] [<c13cc054>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3712 21:37:58.387808 # [ 88.673295] r4:0000002e
3713 21:37:58.388181 # [ 88.676102] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3714 21:37:58.388534 # [ 88.684387] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3715 21:37:58.388866 # [ 88.692578] r9:c68d1f60 r8:c517a780 r7:0000001f r6:b6eb1000 r5:c4786f00 r4:c0c588c8
3716 21:37:58.389190 # [ 88.700601] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3717 21:37:58.431272 # [ 88.708705] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6eb1000 r5:c4786f00 r4:00000000
3718 21:37:58.431842 # [ 88.716722] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3719 21:37:58.432219 # [ 88.724132] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c68d0000 r5:c4786f00
3720 21:37:58.432565 # [ 88.732227] r4:c4786f00
3721 21:37:58.432895 # [ 88.735035] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3722 21:37:58.433220 # [ 88.742443] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:0000001f r4:0000001f
3723 21:37:58.479391 # [ 88.750462] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3724 21:37:58.479965 # [ 88.758300] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
3725 21:37:58.480344 # [ 88.763625] 1fa0: 0000001f 0000001f 00000001 b6eb1000 0000001f 00000000
3726 21:37:58.480696 # [ 88.772076] 1fc0: 0000001f 0000001f b6ff8e00 00000004 00000001 00000000 00020000 bed81ac4
3727 21:37:58.481027 # [ 88.780522] 1fe0: 00000004 bed817f8 b6f62d8f b6ee97e6
3728 21:37:58.481354 # [ 88.785919] irq event stamp: 0
3729 21:37:58.481673 # [ 88.789266] hardirqs last enabled at (0): [<00000000>] 0x0
3730 21:37:58.523236 # [ 88.795162] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3731 21:37:58.523810 # [ 88.802974] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3732 21:37:58.524187 # [ 88.812485] softirqs last disabled at (0): [<00000000>] 0x0
3733 21:37:58.524532 # [ 88.818892] ---[ end trace c25e2e226ccb7038 ]---
3734 21:37:58.524861 # [ 88.823852] lkdtm: Overflow detected: saturated
3735 21:37:58.525185 # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
3736 21:37:58.525503 not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1
3737 21:37:58.567272 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
3738 21:37:58.632346 <6>[ 89.391654] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
3739 21:37:58.632922 <6>[ 89.397600] lkdtm: attempting good refcount_dec()
3740 21:37:58.633297 <6>[ 89.402633] lkdtm: attempting bad refcount_dec() to zero
3741 21:37:58.633646 <4>[ 89.408222] ------------[ cut here ]------------
3742 21:37:58.634084 <4>[ 89.413186] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
3743 21:37:58.634554 <4>[ 89.421934] refcount_t: decrement hit 0; leaking memory.
3744 21:37:58.675514 <4>[ 89.427522] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3745 21:37:58.676103 <4>[ 89.457116] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3746 21:37:58.676485 <4>[ 89.465131] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3747 21:37:58.676838 <4>[ 89.471926] Backtrace:
3748 21:37:58.723370 <4>[ 89.474663] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3749 21:37:58.723958 <4>[ 89.482508] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3750 21:37:58.724341 <4>[ 89.488446] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3751 21:37:58.724691 <4>[ 89.496035] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3752 21:37:58.725026 <4>[ 89.503273] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
3753 21:37:58.725352 <4>[ 89.511290] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3754 21:37:58.771378 <4>[ 89.519044] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c6a9a000
3755 21:37:58.772195 <4>[ 89.524980] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
3756 21:37:58.772600 <4>[ 89.534211] r9:c1ad5f1c r8:c15ebd54 r7:c6a9bf60 r6:00000012 r5:c6a5d000 r4:c6a9a000
3757 21:37:58.772954 <4>[ 89.542231] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
3758 21:37:58.773300 <4>[ 89.552161] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc138>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
3759 21:37:58.815451 <4>[ 89.562179] [<c13cc0dc>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3760 21:37:58.816029 <4>[ 89.571232] r4:0000002f
3761 21:37:58.816405 <4>[ 89.574039] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3762 21:37:58.816754 <4>[ 89.582324] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3763 21:37:58.817088 <4>[ 89.590513] r9:c6a9bf60 r8:c517a780 r7:00000012 r6:b6e59000 r5:c5f86a00 r4:c0c588c8
3764 21:37:58.817416 <4>[ 89.598537] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3765 21:37:58.859366 <4>[ 89.606639] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6e59000 r5:c5f86a00 r4:00000000
3766 21:37:58.859953 <4>[ 89.614656] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3767 21:37:58.860332 <4>[ 89.622063] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c6a9a000 r5:c5f86a00
3768 21:37:58.860678 <4>[ 89.630160] r4:c5f86a00
3769 21:37:58.861010 <4>[ 89.632969] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3770 21:37:58.861341 <4>[ 89.640378] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000012 r4:00000012
3771 21:37:58.907473 <4>[ 89.648396] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3772 21:37:58.908055 <4>[ 89.656235] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
3773 21:37:58.908435 <4>[ 89.661559] bfa0: 00000012 00000012 00000001 b6e59000 00000012 00000000
3774 21:37:58.908783 <4>[ 89.670010] bfc0: 00000012 00000012 b6fa0e00 00000004 00000001 00000000 00020000 be8afac4
3775 21:37:58.909117 <4>[ 89.678455] bfe0: 00000004 be8af7f8 b6f0ad8f b6e917e6
3776 21:37:58.909446 <4>[ 89.683862] irq event stamp: 0
3777 21:37:58.909765 <4>[ 89.687199] hardirqs last enabled at (0): [<00000000>] 0x0
3778 21:37:58.955191 <4>[ 89.693089] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3779 21:37:58.955623 <4>[ 89.701280] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3780 21:37:58.955964 <4>[ 89.709052] softirqs last disabled at (0): [<00000000>] 0x0
3781 21:37:58.956284 <4>[ 89.715955] ---[ end trace c25e2e226ccb7039 ]---
3782 21:37:58.956590 <6>[ 89.720896] lkdtm: Zero detected: saturated
3783 21:37:59.100869 # [ 89.391654] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
3784 21:37:59.101438 # [ 89.397600] lkdtm: attempting good refcount_dec()
3785 21:37:59.101812 # [ 89.402633] lkdtm: attempting bad refcount_dec() to zero
3786 21:37:59.102156 # [ 89.408222] ------------[ cut here ]------------
3787 21:37:59.102489 # [ 89.413186] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
3788 21:37:59.102867 # [ 89.421934] refcount_t: decrement hit 0; leaking memory.
3789 21:37:59.143902 # [ 89.427522] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3790 21:37:59.144510 # [ 89.457116] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3791 21:37:59.144893 # [ 89.465131] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3792 21:37:59.145243 # [ 89.471926] Backtrace:
3793 21:37:59.191480 # [ 89.474663] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3794 21:37:59.192055 # [ 89.482508] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3795 21:37:59.192433 # [ 89.488446] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3796 21:37:59.192784 # [ 89.496035] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3797 21:37:59.193115 # [ 89.503273] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
3798 21:37:59.193534 # [ 89.511290] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3799 21:37:59.239362 # [ 89.519044] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c6a9a000
3800 21:37:59.239955 # [ 89.524980] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
3801 21:37:59.240343 # [ 89.534211] r9:c1ad5f1c r8:c15ebd54 r7:c6a9bf60 r6:00000012 r5:c6a5d000 r4:c6a9a000
3802 21:37:59.240693 # [ 89.542231] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
3803 21:37:59.241056 # [ 89.552161] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc138>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
3804 21:37:59.287343 # [ 89.562179] [<c13cc0dc>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3805 21:37:59.287911 # [ 89.571232] r4:0000002f
3806 21:37:59.288284 # [ 89.574039] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3807 21:37:59.288630 # [ 89.582324] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3808 21:37:59.288964 # [ 89.590513] r9:c6a9bf60 r8:c517a780 r7:00000012 r6:b6e59000 r5:c5f86a00 r4:c0c588c8
3809 21:37:59.289290 # [ 89.598537] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3810 21:37:59.331128 # [ 89.606639] r9:c07e20b8 r8:c6a9bf60 r7:c290d000 r6:b6e59000 r5:c5f86a00 r4:00000000
3811 21:37:59.331466 # [ 89.614656] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3812 21:37:59.331678 # [ 89.622063] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c6a9a000 r5:c5f86a00
3813 21:37:59.331867 # [ 89.630160] r4:c5f86a00
3814 21:37:59.332044 # [ 89.632969] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3815 21:37:59.332214 # [ 89.640378] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000012 r4:00000012
3816 21:37:59.375274 # [ 89.648396] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3817 21:37:59.375891 # [ 89.656235] Exception stack(0xc6a9bfa8 to 0xc6a9bff0)
3818 21:37:59.376276 # [ 89.661559] bfa0: 00000012 00000012 00000001 b6e59000 00000012 00000000
3819 21:37:59.376625 # [ 89.670010] bfc0: 00000012 00000012 b6fa0e00 00000004 00000001 00000000 00020000 be8afac4
3820 21:37:59.376961 # [ 89.678455] bfe0: 00000004 be8af7f8 b6f0ad8f b6e917e6
3821 21:37:59.377286 # [ 89.683862] irq event stamp: 0
3822 21:37:59.377610 # [ 89.687199] hardirqs last enabled at (0): [<00000000>] 0x0
3823 21:37:59.419464 # [ 89.693089] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3824 21:37:59.420033 # [ 89.701280] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3825 21:37:59.420410 # [ 89.709052] softirqs last disabled at (0): [<00000000>] 0x0
3826 21:37:59.420752 # [ 89.715955] ---[ end trace c25e2e226ccb7039 ]---
3827 21:37:59.421081 # [ 89.720896] lkdtm: Zero detected: saturated
3828 21:37:59.421407 # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]
3829 21:37:59.421724 not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1
3830 21:37:59.422039 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
3831 21:37:59.562667 <6>[ 90.324028] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
3832 21:37:59.563280 <6>[ 90.330448] lkdtm: attempting bad refcount_dec() below zero
3833 21:37:59.563657 <4>[ 90.336318] ------------[ cut here ]------------
3834 21:37:59.564008 <4>[ 90.341321] WARNING: CPU: 0 PID: 2811 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
3835 21:37:59.564346 <4>[ 90.350085] refcount_t: decrement hit 0; leaking memory.
3836 21:37:59.606823 <4>[ 90.355673] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3837 21:37:59.607413 <4>[ 90.385283] CPU: 0 PID: 2811 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3838 21:37:59.607798 <4>[ 90.393299] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3839 21:37:59.608152 <4>[ 90.400095] Backtrace:
3840 21:37:59.608489 <4>[ 90.402832] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3841 21:37:59.649374 <4>[ 90.410675] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3842 21:37:59.650095 <4>[ 90.416614] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3843 21:37:59.650481 <4>[ 90.424204] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3844 21:37:59.650876 <4>[ 90.431440] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
3845 21:37:59.651225 <4>[ 90.439458] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3846 21:37:59.651554 <4>[ 90.447212] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c6d10000
3847 21:37:59.692765 <4>[ 90.453147] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
3848 21:37:59.693337 <4>[ 90.462380] r9:c1ad5f30 r8:c15ebd54 r7:c6d11f60 r6:00000016 r5:00000000 r4:c6d10000
3849 21:37:59.693710 <4>[ 90.470404] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
3850 21:37:59.694058 <4>[ 90.480334] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc1fc>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
3851 21:37:59.735503 <4>[ 90.490701] [<c13cc1b4>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3852 21:37:59.736072 <4>[ 90.500102] r5:c6afc000 r4:00000030
3853 21:37:59.736442 <4>[ 90.503951] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3854 21:37:59.736788 <4>[ 90.512235] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3855 21:37:59.737112 <4>[ 90.520425] r9:c6d11f60 r8:c517a780 r7:00000016 r6:b6dcb000 r5:c4232c80 r4:c0c588c8
3856 21:37:59.737433 <4>[ 90.528451] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3857 21:37:59.779309 <4>[ 90.536554] r9:c07e20b8 r8:c6d11f60 r7:c290d000 r6:b6dcb000 r5:c4232c80 r4:00000000
3858 21:37:59.779882 <4>[ 90.544572] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3859 21:37:59.780264 <4>[ 90.551979] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6d10000 r5:c4232c80
3860 21:37:59.780610 <4>[ 90.560075] r4:c4232c80
3861 21:37:59.780941 <4>[ 90.562882] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3862 21:37:59.781268 <4>[ 90.570291] r9:c6d10000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000016 r4:00000016
3863 21:37:59.823246 <4>[ 90.578308] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3864 21:37:59.823834 <4>[ 90.586146] Exception stack(0xc6d11fa8 to 0xc6d11ff0)
3865 21:37:59.824212 <4>[ 90.591472] 1fa0: 00000016 00000016 00000001 b6dcb000 00000016 00000000
3866 21:37:59.824672 <4>[ 90.599922] 1fc0: 00000016 00000016 b6f12e00 00000004 00000001 00000000 00020000 be8c0ac4
3867 21:37:59.825100 <4>[ 90.608369] 1fe0: 00000004 be8c07f8 b6e7cd8f b6e037e6
3868 21:37:59.825439 <4>[ 90.613747] irq event stamp: 0
3869 21:37:59.825765 <4>[ 90.617086] hardirqs last enabled at (0): [<00000000>] 0x0
3870 21:37:59.866920 <4>[ 90.622982] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3871 21:37:59.867078 <4>[ 90.630801] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3872 21:37:59.867179 <4>[ 90.638570] softirqs last disabled at (0): [<00000000>] 0x0
3873 21:37:59.867240 <4>[ 90.644465] ---[ end trace c25e2e226ccb703a ]---
3874 21:37:59.867313 <6>[ 90.649363] lkdtm: Negative detected: saturated
3875 21:38:00.032710 # [ 90.324028] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
3876 21:38:00.033305 # [ 90.330448] lkdtm: attempting bad refcount_dec() below zero
3877 21:38:00.033689 # [ 90.336318] ------------[ cut here ]------------
3878 21:38:00.034042 # [ 90.341321] WARNING: CPU: 0 PID: 2811 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
3879 21:38:00.034416 # [ 90.350085] refcount_t: decrement hit 0; leaking memory.
3880 21:38:00.076034 # [ 90.355673] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3881 21:38:00.076623 # [ 90.385283] CPU: 0 PID: 2811 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3882 21:38:00.077000 # [ 90.393299] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3883 21:38:00.077350 # [ 90.400095] Backtrace:
3884 21:38:00.077680 # [ 90.402832] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3885 21:38:00.119333 # [ 90.410675] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3886 21:38:00.119903 # [ 90.416614] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3887 21:38:00.120282 # [ 90.424204] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3888 21:38:00.120624 # [ 90.431440] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
3889 21:38:00.120953 # [ 90.439458] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3890 21:38:00.121275 # [ 90.447212] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c6d10000
3891 21:38:00.163260 # [ 90.453147] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
3892 21:38:00.163836 # [ 90.462380] r9:c1ad5f30 r8:c15ebd54 r7:c6d11f60 r6:00000016 r5:00000000 r4:c6d10000
3893 21:38:00.164224 # [ 90.470404] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
3894 21:38:00.164574 # [ 90.480334] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc1fc>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
3895 21:38:00.207375 # [ 90.490701] [<c13cc1b4>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3896 21:38:00.207948 # [ 90.500102] r5:c6afc000 r4:00000030
3897 21:38:00.208320 # [ 90.503951] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3898 21:38:00.208670 # [ 90.512235] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3899 21:38:00.209005 # [ 90.520425] r9:c6d11f60 r8:c517a780 r7:00000016 r6:b6dcb000 r5:c4232c80 r4:c0c588c8
3900 21:38:00.209329 # [ 90.528451] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3901 21:38:00.251224 # [ 90.536554] r9:c07e20b8 r8:c6d11f60 r7:c290d000 r6:b6dcb000 r5:c4232c80 r4:00000000
3902 21:38:00.251790 # [ 90.544572] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3903 21:38:00.252162 # [ 90.551979] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6d10000 r5:c4232c80
3904 21:38:00.252504 # [ 90.560075] r4:c4232c80
3905 21:38:00.252836 # [ 90.562882] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3906 21:38:00.253163 # [ 90.570291] r9:c6d10000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000016 r4:00000016
3907 21:38:00.253483 # [ 90.578308] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3908 21:38:00.295173 # [ 90.586146] Exception stack(0xc6d11fa8 to 0xc6d11ff0)
3909 21:38:00.295846 # [ 90.591472] 1fa0: 00000016 00000016 00000001 b6dcb000 00000016 00000000
3910 21:38:00.296343 # [ 90.599922] 1fc0: 00000016 00000016 b6f12e00 00000004 00000001 00000000 00020000 be8c0ac4
3911 21:38:00.296701 # [ 90.608369] 1fe0: 00000004 be8c07f8 b6e7cd8f b6e037e6
3912 21:38:00.297034 # [ 90.613747] irq event stamp: 0
3913 21:38:00.297360 # [ 90.617086] hardirqs last enabled at (0): [<00000000>] 0x0
3914 21:38:00.297683 # [ 90.622982] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3915 21:38:00.339247 # [ 90.630801] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3916 21:38:00.339818 # [ 90.638570] softirqs last disabled at (0): [<00000000>] 0x0
3917 21:38:00.340187 # [ 90.644465] ---[ end trace c25e2e226ccb703a ]---
3918 21:38:00.340530 # [ 90.649363] lkdtm: Negative detected: saturated
3919 21:38:00.340857 # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
3920 21:38:00.341179 ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
3921 21:38:00.341497 # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
3922 21:38:00.463251 <6>[ 91.224052] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
3923 21:38:00.463818 <6>[ 91.231253] lkdtm: attempting bad refcount_dec_and_test() below zero
3924 21:38:00.464192 <4>[ 91.237907] ------------[ cut here ]------------
3925 21:38:00.464542 <4>[ 91.242899] WARNING: CPU: 0 PID: 2847 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
3926 21:38:00.464949 <4>[ 91.251740] refcount_t: underflow; use-after-free.
3927 21:38:00.511317 <4>[ 91.256808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3928 21:38:00.511906 <4>[ 91.286400] CPU: 0 PID: 2847 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3929 21:38:00.512292 <4>[ 91.294414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3930 21:38:00.512641 <4>[ 91.301209] Backtrace:
3931 21:38:00.512977 <4>[ 91.303947] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3932 21:38:00.555353 <4>[ 91.311791] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3933 21:38:00.555927 <4>[ 91.317729] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3934 21:38:00.556309 <4>[ 91.325319] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3935 21:38:00.556654 <4>[ 91.332557] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
3936 21:38:00.556984 <4>[ 91.340573] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3937 21:38:00.557308 <4>[ 91.348326] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6a12000
3938 21:38:00.603272 <4>[ 91.354262] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
3939 21:38:00.603846 <4>[ 91.363582] r9:c1ad5f48 r8:c15ebd54 r7:c6a13f60 r6:0000001f r5:00000000 r4:c6a12000
3940 21:38:00.604230 <4>[ 91.371605] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
3941 21:38:00.604581 <4>[ 91.382322] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc274>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
3942 21:38:00.647412 <4>[ 91.394247] [<c13cc224>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3943 21:38:00.647992 <4>[ 91.404429] r5:c5e00000 r4:00000031
3944 21:38:00.648374 <4>[ 91.408278] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3945 21:38:00.648720 <4>[ 91.416562] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3946 21:38:00.649050 <4>[ 91.424751] r9:c6a13f60 r8:c517a780 r7:0000001f r6:b6ea1000 r5:c5f87cc0 r4:c0c588c8
3947 21:38:00.649373 <4>[ 91.432775] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3948 21:38:00.691400 <4>[ 91.440878] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6ea1000 r5:c5f87cc0 r4:00000000
3949 21:38:00.692029 <4>[ 91.448895] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3950 21:38:00.692416 <4>[ 91.456305] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6a12000 r5:c5f87cc0
3951 21:38:00.692761 <4>[ 91.464401] r4:c5f87cc0
3952 21:38:00.693088 <4>[ 91.467209] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3953 21:38:00.693411 <4>[ 91.474617] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:0000001f r4:0000001f
3954 21:38:00.738904 <4>[ 91.482636] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3955 21:38:00.739069 <4>[ 91.490475] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
3956 21:38:00.739140 <4>[ 91.495800] 3fa0: 0000001f 0000001f 00000001 b6ea1000 0000001f 00000000
3957 21:38:00.739205 <4>[ 91.504251] 3fc0: 0000001f 0000001f b6fe8e00 00000004 00000001 00000000 00020000 bed63ac4
3958 21:38:00.739268 <4>[ 91.512697] 3fe0: 00000004 bed637f8 b6f52d8f b6ed97e6
3959 21:38:00.739329 <4>[ 91.518093] irq event stamp: 0
3960 21:38:00.739388 <4>[ 91.521461] hardirqs last enabled at (0): [<00000000>] 0x0
3961 21:38:00.787012 <4>[ 91.527318] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3962 21:38:00.787176 <4>[ 91.535130] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
3963 21:38:00.787247 <4>[ 91.544157] softirqs last disabled at (0): [<00000000>] 0x0
3964 21:38:00.787311 <4>[ 91.550068] ---[ end trace c25e2e226ccb703b ]---
3965 21:38:00.787373 <6>[ 91.554962] lkdtm: Negative detected: saturated
3966 21:38:00.939948 # [ 91.224052] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
3967 21:38:00.940511 # [ 91.231253] lkdtm: attempting bad refcount_dec_and_test() below zero
3968 21:38:00.940889 # [ 91.237907] ------------[ cut here ]------------
3969 21:38:00.941231 # [ 91.242899] WARNING: CPU: 0 PID: 2847 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
3970 21:38:00.941567 # [ 91.251740] refcount_t: underflow; use-after-free.
3971 21:38:00.987354 # [ 91.256808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
3972 21:38:00.987940 # [ 91.286400] CPU: 0 PID: 2847 Comm: cat Tainted: G D W 5.10.212-cip44 #1
3973 21:38:00.988321 # [ 91.294414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
3974 21:38:00.988672 # [ 91.301209] Backtrace:
3975 21:38:00.989003 # [ 91.303947] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
3976 21:38:01.031426 # [ 91.311791] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
3977 21:38:01.031994 # [ 91.317729] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
3978 21:38:01.032374 # [ 91.325319] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
3979 21:38:01.032723 # [ 91.332557] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
3980 21:38:01.033054 # [ 91.340573] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
3981 21:38:01.033377 # [ 91.348326] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6a12000
3982 21:38:01.075257 # [ 91.354262] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
3983 21:38:01.075942 # [ 91.363582] r9:c1ad5f48 r8:c15ebd54 r7:c6a13f60 r6:0000001f r5:00000000 r4:c6a12000
3984 21:38:01.076324 # [ 91.371605] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
3985 21:38:01.076672 # [ 91.382322] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc274>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
3986 21:38:01.119301 # [ 91.394247] [<c13cc224>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
3987 21:38:01.119875 # [ 91.404429] r5:c5e00000 r4:00000031
3988 21:38:01.120253 # [ 91.408278] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
3989 21:38:01.120599 # [ 91.416562] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
3990 21:38:01.120927 # [ 91.424751] r9:c6a13f60 r8:c517a780 r7:0000001f r6:b6ea1000 r5:c5f87cc0 r4:c0c588c8
3991 21:38:01.121253 # [ 91.432775] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
3992 21:38:01.163059 # [ 91.440878] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6ea1000 r5:c5f87cc0 r4:00000000
3993 21:38:01.163247 # [ 91.448895] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
3994 21:38:01.163343 # [ 91.456305] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6a12000 r5:c5f87cc0
3995 21:38:01.163429 # [ 91.464401] r4:c5f87cc0
3996 21:38:01.163508 # [ 91.467209] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
3997 21:38:01.163587 # [ 91.474617] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:0000001f r4:0000001f
3998 21:38:01.207279 # [ 91.482636] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
3999 21:38:01.207858 # [ 91.490475] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
4000 21:38:01.208243 # [ 91.495800] 3fa0: 0000001f 0000001f 00000001 b6ea1000 0000001f 00000000
4001 21:38:01.208592 # [ 91.504251] 3fc0: 0000001f 0000001f b6fe8e00 00000004 00000001 00000000 00020000 bed63ac4
4002 21:38:01.208920 # [ 91.512697] 3fe0: 00000004 bed637f8 b6f52d8f b6ed97e6
4003 21:38:01.209241 # [ 91.518093] irq event stamp: 0
4004 21:38:01.209553 # [ 91.521461] hardirqs last enabled at (0): [<00000000>] 0x0
4005 21:38:01.251241 # [ 91.527318] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4006 21:38:01.251809 # [ 91.535130] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4007 21:38:01.252181 # [ 91.544157] softirqs last disabled at (0): [<00000000>] 0x0
4008 21:38:01.252591 # [ 91.550068] ---[ end trace c25e2e226ccb703b ]---
4009 21:38:01.252933 # [ 91.554962] lkdtm: Negative detected: saturated
4010 21:38:01.253258 # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
4011 21:38:01.253578 ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
4012 21:38:01.299292 # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
4013 21:38:01.381163 <6>[ 92.143174] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
4014 21:38:01.381733 <6>[ 92.150383] lkdtm: attempting bad refcount_sub_and_test() below zero
4015 21:38:01.382105 <4>[ 92.157035] ------------[ cut here ]------------
4016 21:38:01.382451 <4>[ 92.162006] WARNING: CPU: 3 PID: 2883 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4017 21:38:01.382817 <4>[ 92.170869] refcount_t: underflow; use-after-free.
4018 21:38:01.424287 <4>[ 92.175936] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4019 21:38:01.424877 <4>[ 92.205425] CPU: 3 PID: 2883 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4020 21:38:01.425258 <4>[ 92.213440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4021 21:38:01.425605 <4>[ 92.220237] Backtrace:
4022 21:38:01.467739 <4>[ 92.222974] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4023 21:38:01.468311 <4>[ 92.230819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4024 21:38:01.468688 <4>[ 92.236757] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4025 21:38:01.469035 <4>[ 92.244346] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4026 21:38:01.469364 <4>[ 92.251583] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4027 21:38:01.469694 <4>[ 92.259603] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4028 21:38:01.470013 <4>[ 92.267358] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c43cc000
4029 21:38:01.511318 <4>[ 92.273295] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4030 21:38:01.511891 <4>[ 92.282615] r9:c1ad5f68 r8:c15ebd54 r7:c43cdf60 r6:0000001f r5:c6bf3000 r4:c43cc000
4031 21:38:01.512269 <4>[ 92.290639] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4032 21:38:01.512617 <4>[ 92.301356] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc300>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
4033 21:38:01.555388 <4>[ 92.313282] [<c13cc2b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4034 21:38:01.555958 <4>[ 92.323462] r4:00000032
4035 21:38:01.556334 <4>[ 92.326269] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4036 21:38:01.556685 <4>[ 92.334554] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4037 21:38:01.557018 <4>[ 92.342744] r9:c43cdf60 r8:c517a780 r7:0000001f r6:b6dc0000 r5:c41f6dc0 r4:c0c588c8
4038 21:38:01.557350 <4>[ 92.350769] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4039 21:38:01.599233 <4>[ 92.358873] r9:c07e20b8 r8:c43cdf60 r7:c290d000 r6:b6dc0000 r5:c41f6dc0 r4:00000000
4040 21:38:01.599807 <4>[ 92.366890] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4041 21:38:01.600179 <4>[ 92.374298] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c43cc000 r5:c41f6dc0
4042 21:38:01.600524 <4>[ 92.382394] r4:c41f6dc0
4043 21:38:01.600853 <4>[ 92.385202] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4044 21:38:01.601176 <4>[ 92.392610] r9:c43cc000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f
4045 21:38:01.643424 <4>[ 92.400627] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4046 21:38:01.644002 <4>[ 92.408467] Exception stack(0xc43cdfa8 to 0xc43cdff0)
4047 21:38:01.644397 <4>[ 92.413792] dfa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000
4048 21:38:01.644749 <4>[ 92.422244] dfc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bec9eac4
4049 21:38:01.645082 <4>[ 92.430691] dfe0: 00000004 bec9e7f8 b6e71d8f b6df87e6
4050 21:38:01.645409 <4>[ 92.436086] irq event stamp: 0
4051 21:38:01.645724 <4>[ 92.439425] hardirqs last enabled at (0): [<00000000>] 0x0
4052 21:38:01.687035 <4>[ 92.445317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4053 21:38:01.687125 <4>[ 92.453137] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4054 21:38:01.687196 <4>[ 92.460970] softirqs last disabled at (0): [<00000000>] 0x0
4055 21:38:01.687260 <4>[ 92.466824] ---[ end trace c25e2e226ccb703c ]---
4056 21:38:01.687323 <6>[ 92.471752] lkdtm: Negative detected: saturated
4057 21:38:01.838132 # [ 92.143174] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
4058 21:38:01.838700 # [ 92.150383] lkdtm: attempting bad refcount_sub_and_test() below zero
4059 21:38:01.839156 # [ 92.157035] ------------[ cut here ]------------
4060 21:38:01.839514 # [ 92.162006] WARNING: CPU: 3 PID: 2883 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4061 21:38:01.839857 # [ 92.170869] refcount_t: underflow; use-after-free.
4062 21:38:01.881355 # [ 92.175936] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4063 21:38:01.881937 # [ 92.205425] CPU: 3 PID: 2883 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4064 21:38:01.882313 # [ 92.213440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4065 21:38:01.882661 # [ 92.220237] Backtrace:
4066 21:38:01.883030 # [ 92.222974] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4067 21:38:01.924419 # [ 92.230819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4068 21:38:01.925026 # [ 92.236757] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4069 21:38:01.925411 # [ 92.244346] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4070 21:38:01.925756 # [ 92.251583] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4071 21:38:01.926088 # [ 92.259603] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4072 21:38:01.926414 # [ 92.267358] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c43cc000
4073 21:38:01.971342 # [ 92.273295] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4074 21:38:01.971918 # [ 92.282615] r9:c1ad5f68 r8:c15ebd54 r7:c43cdf60 r6:0000001f r5:c6bf3000 r4:c43cc000
4075 21:38:01.972300 # [ 92.290639] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4076 21:38:01.972653 # [ 92.301356] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc300>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
4077 21:38:02.015296 # [ 92.313282] [<c13cc2b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4078 21:38:02.015970 # [ 92.323462] r4:00000032
4079 21:38:02.016361 # [ 92.326269] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4080 21:38:02.016817 # [ 92.334554] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4081 21:38:02.017163 # [ 92.342744] r9:c43cdf60 r8:c517a780 r7:0000001f r6:b6dc0000 r5:c41f6dc0 r4:c0c588c8
4082 21:38:02.017495 # [ 92.350769] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4083 21:38:02.059227 # [ 92.358873] r9:c07e20b8 r8:c43cdf60 r7:c290d000 r6:b6dc0000 r5:c41f6dc0 r4:00000000
4084 21:38:02.059853 # [ 92.366890] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4085 21:38:02.060236 # [ 92.374298] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c43cc000 r5:c41f6dc0
4086 21:38:02.060586 # [ 92.382394] r4:c41f6dc0
4087 21:38:02.060914 # [ 92.385202] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4088 21:38:02.061239 # [ 92.392610] r9:c43cc000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f
4089 21:38:02.103272 # [ 92.400627] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4090 21:38:02.103878 # [ 92.408467] Exception stack(0xc43cdfa8 to 0xc43cdff0)
4091 21:38:02.104247 # [ 92.413792] dfa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000
4092 21:38:02.104593 # [ 92.422244] dfc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bec9eac4
4093 21:38:02.104921 # [ 92.430691] dfe0: 00000004 bec9e7f8 b6e71d8f b6df87e6
4094 21:38:02.105244 # [ 92.436086] irq event stamp: 0
4095 21:38:02.105555 # [ 92.439425] hardirqs last enabled at (0): [<00000000>] 0x0
4096 21:38:02.149208 # [ 92.445317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4097 21:38:02.149368 # [ 92.453137] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4098 21:38:02.149436 # [ 92.460970] softirqs last disabled at (0): [<00000000>] 0x0
4099 21:38:02.149500 # [ 92.466824] ---[ end trace c25e2e226ccb703c ]---
4100 21:38:02.149561 # [ 92.471752] lkdtm: Negative detected: saturated
4101 21:38:02.149621 # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
4102 21:38:02.149680 ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
4103 21:38:02.149737 # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
4104 21:38:02.264691 <6>[ 93.026731] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
4105 21:38:02.265161 <6>[ 93.032882] lkdtm: attempting safe refcount_inc_not_zero() from zero
4106 21:38:02.265452 <6>[ 93.039533] lkdtm: Good: zero detected
4107 21:38:02.265719 <6>[ 93.043701] lkdtm: Correctly stayed at zero
4108 21:38:02.265972 <6>[ 93.048182] lkdtm: attempting bad refcount_inc() from zero
4109 21:38:02.266223 <4>[ 93.054104] ------------[ cut here ]------------
4110 21:38:02.266469 <4>[ 93.059049] WARNING: CPU: 0 PID: 2916 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
4111 21:38:02.311319 <4>[ 93.067952] refcount_t: addition on 0; use-after-free.
4112 21:38:02.311891 <4>[ 93.073622] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4113 21:38:02.312284 <4>[ 93.103474] CPU: 0 PID: 2916 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4114 21:38:02.355248 <4>[ 93.111508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4115 21:38:02.355822 <4>[ 93.118319] Backtrace:
4116 21:38:02.356207 <4>[ 93.121085] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4117 21:38:02.356563 <4>[ 93.128953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4118 21:38:02.356899 <4>[ 93.134913] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4119 21:38:02.357226 <4>[ 93.142526] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4120 21:38:02.357541 <4>[ 93.149784] r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
4121 21:38:02.399418 <4>[ 93.157825] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4122 21:38:02.399993 <4>[ 93.165595] r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c6a12000
4123 21:38:02.400523 <4>[ 93.171551] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
4124 21:38:02.400886 <4>[ 93.180891] r9:c1ad5f88 r8:c15ebd54 r7:c6a13f60 r6:00000012 r5:00000000 r4:c6a12000
4125 21:38:02.401233 <4>[ 93.188938] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
4126 21:38:02.443427 <4>[ 93.198897] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc3e4>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
4127 21:38:02.444004 <4>[ 93.208935] [<c13cc33c>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4128 21:38:02.444381 <4>[ 93.218004] r5:c5df6000 r4:00000033
4129 21:38:02.444725 <4>[ 93.221871] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4130 21:38:02.445060 <4>[ 93.230178] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4131 21:38:02.487414 <4>[ 93.238388] r9:c6a13f60 r8:c517a780 r7:00000012 r6:b6e0e000 r5:c4392780 r4:c0c588c8
4132 21:38:02.487995 <4>[ 93.246435] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4133 21:38:02.488379 <4>[ 93.254558] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6e0e000 r5:c4392780 r4:00000000
4134 21:38:02.488727 <4>[ 93.262595] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4135 21:38:02.489063 <4>[ 93.270022] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6a12000 r5:c4392780
4136 21:38:02.489390 <4>[ 93.278133] r4:c4392780
4137 21:38:02.489706 <4>[ 93.280961] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4138 21:38:02.531435 <4>[ 93.288388] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000012 r4:00000012
4139 21:38:02.532009 <4>[ 93.296426] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4140 21:38:02.532391 <4>[ 93.304279] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
4141 21:38:02.532741 <4>[ 93.309624] 3fa0: 00000012 00000012 00000001 b6e0e000 00000012 00000000
4142 21:38:02.533078 <4>[ 93.318094] 3fc0: 00000012 00000012 b6f55e00 00000004 00000001 00000000 00020000 bec6aac4
4143 21:38:02.579582 <4>[ 93.326556] 3fe0: 00000004 bec6a7f8 b6ebfd8f b6e467e6
4144 21:38:02.580244 <4>[ 93.332001] irq event stamp: 0
4145 21:38:02.580618 <4>[ 93.335371] hardirqs last enabled at (0): [<00000000>] 0x0
4146 21:38:02.580962 <4>[ 93.341332] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4147 21:38:02.581299 <4>[ 93.349125] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4148 21:38:02.581626 <4>[ 93.356985] softirqs last disabled at (0): [<00000000>] 0x0
4149 21:38:02.581945 <4>[ 93.362924] ---[ end trace c25e2e226ccb703d ]---
4150 21:38:02.582258 <6>[ 93.367849] lkdtm: Zero detected: saturated
4151 21:38:02.776849 # [ 93.026731] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
4152 21:38:02.777426 # [ 93.032882] lkdtm: attempting safe refcount_inc_not_zero() from zero
4153 21:38:02.777799 # [ 93.039533] lkdtm: Good: zero detected
4154 21:38:02.778138 # [ 93.043701] lkdtm: Correctly stayed at zero
4155 21:38:02.778461 # [ 93.048182] lkdtm: attempting bad refcount_inc() from zero
4156 21:38:02.778831 # [ 93.054104] ------------[ cut here ]------------
4157 21:38:02.779169 # [ 93.059049] WARNING: CPU: 0 PID: 2916 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
4158 21:38:02.820043 # [ 93.067952] refcount_t: addition on 0; use-after-free.
4159 21:38:02.820614 # [ 93.073622] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4160 21:38:02.821023 # [ 93.103474] CPU: 0 PID: 2916 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4161 21:38:02.863277 # [ 93.111508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4162 21:38:02.863844 # [ 93.118319] Backtrace:
4163 21:38:02.864213 # [ 93.121085] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4164 21:38:02.864558 # [ 93.128953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4165 21:38:02.864884 # [ 93.134913] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4166 21:38:02.865205 # [ 93.142526] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4167 21:38:02.865516 # [ 93.149784] r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
4168 21:38:02.911194 # [ 93.157825] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4169 21:38:02.911726 # [ 93.165595] r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c6a12000
4170 21:38:02.912068 # [ 93.171551] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
4171 21:38:02.912382 # [ 93.180891] r9:c1ad5f88 r8:c15ebd54 r7:c6a13f60 r6:00000012 r5:00000000 r4:c6a12000
4172 21:38:02.912679 # [ 93.188938] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
4173 21:38:02.955239 # [ 93.198897] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc3e4>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
4174 21:38:02.955768 # [ 93.208935] [<c13cc33c>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4175 21:38:02.956107 # [ 93.218004] r5:c5df6000 r4:00000033
4176 21:38:02.956481 # [ 93.221871] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4177 21:38:02.956794 # [ 93.230178] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4178 21:38:02.957094 # [ 93.238388] r9:c6a13f60 r8:c517a780 r7:00000012 r6:b6e0e000 r5:c4392780 r4:c0c588c8
4179 21:38:02.999265 # [ 93.246435] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4180 21:38:02.999793 # [ 93.254558] r9:c07e20b8 r8:c6a13f60 r7:c290d000 r6:b6e0e000 r5:c4392780 r4:00000000
4181 21:38:03.000133 # [ 93.262595] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4182 21:38:03.000447 # [ 93.270022] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6a12000 r5:c4392780
4183 21:38:03.000746 # [ 93.278133] r4:c4392780
4184 21:38:03.001039 # [ 93.280961] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4185 21:38:03.043238 # [ 93.288388] r9:c6a12000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000012 r4:00000012
4186 21:38:03.043759 # [ 93.296426] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4187 21:38:03.044099 # [ 93.304279] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
4188 21:38:03.044410 # [ 93.309624] 3fa0: 00000012 00000012 00000001 b6e0e000 00000012 00000000
4189 21:38:03.044712 # [ 93.318094] 3fc0: 00000012 00000012 b6f55e00 00000004 00000001 00000000 00020000 bec6aac4
4190 21:38:03.045007 # [ 93.326556] 3fe0: 00000004 bec6a7f8 b6ebfd8f b6e467e6
4191 21:38:03.045293 # [ 93.332001] irq event stamp: 0
4192 21:38:03.091296 # [ 93.335371] hardirqs last enabled at (0): [<00000000>] 0x0
4193 21:38:03.091895 # [ 93.341332] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4194 21:38:03.092294 # [ 93.349125] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4195 21:38:03.092644 # [ 93.356985] softirqs last disabled at (0): [<00000000>] 0x0
4196 21:38:03.092975 # [ 93.362924] ---[ end trace c25e2e226ccb703d ]---
4197 21:38:03.093301 # [ 93.367849] lkdtm: Zero detected: saturated
4198 21:38:03.093616 # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]
4199 21:38:03.135417 not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1
4200 21:38:03.135991 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
4201 21:38:03.223716 <6>[ 93.986199] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
4202 21:38:03.224286 <6>[ 93.992277] lkdtm: attempting safe refcount_add_not_zero() from zero
4203 21:38:03.224659 <6>[ 93.998930] lkdtm: Good: zero detected
4204 21:38:03.225002 <6>[ 94.003019] lkdtm: Correctly stayed at zero
4205 21:38:03.225329 <6>[ 94.007478] lkdtm: attempting bad refcount_add() from zero
4206 21:38:03.225652 <4>[ 94.013297] ------------[ cut here ]------------
4207 21:38:03.225967 <4>[ 94.018207] WARNING: CPU: 0 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
4208 21:38:03.267674 <4>[ 94.027056] refcount_t: addition on 0; use-after-free.
4209 21:38:03.268248 <4>[ 94.032598] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4210 21:38:03.268642 <4>[ 94.062088] CPU: 0 PID: 2951 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4211 21:38:03.311253 <4>[ 94.070101] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4212 21:38:03.311826 <4>[ 94.076897] Backtrace:
4213 21:38:03.312199 <4>[ 94.079633] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4214 21:38:03.312549 <4>[ 94.087477] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4215 21:38:03.312880 <4>[ 94.093416] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4216 21:38:03.313203 <4>[ 94.101007] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4217 21:38:03.313520 <4>[ 94.108244] r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
4218 21:38:03.355303 <4>[ 94.116262] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4219 21:38:03.355878 <4>[ 94.124016] r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c6ae6000
4220 21:38:03.356257 <4>[ 94.129951] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
4221 21:38:03.356604 <4>[ 94.139270] r9:c1ad5f9c r8:c15ebd54 r7:c6ae7f60 r6:00000012 r5:00000000 r4:c6ae6000
4222 21:38:03.356935 <4>[ 94.147291] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
4223 21:38:03.399335 <4>[ 94.157226] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc4b0>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
4224 21:38:03.399909 <4>[ 94.167243] [<c13cc408>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4225 21:38:03.400290 <4>[ 94.176297] r5:c454e000 r4:00000034
4226 21:38:03.400637 <4>[ 94.180147] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4227 21:38:03.400974 <4>[ 94.188431] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4228 21:38:03.443417 <4>[ 94.196623] r9:c6ae7f60 r8:c517a780 r7:00000012 r6:b6dd4000 r5:c5f18a00 r4:c0c588c8
4229 21:38:03.443992 <4>[ 94.204646] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4230 21:38:03.444409 <4>[ 94.212751] r9:c07e20b8 r8:c6ae7f60 r7:c290d000 r6:b6dd4000 r5:c5f18a00 r4:00000000
4231 21:38:03.444796 <4>[ 94.220769] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4232 21:38:03.445134 <4>[ 94.228176] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c6ae6000 r5:c5f18a00
4233 21:38:03.445464 <4>[ 94.236274] r4:c5f18a00
4234 21:38:03.445785 <4>[ 94.239082] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4235 21:38:03.487431 <4>[ 94.246490] r9:c6ae6000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000012 r4:00000012
4236 21:38:03.488002 <4>[ 94.254510] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4237 21:38:03.488377 <4>[ 94.262348] Exception stack(0xc6ae7fa8 to 0xc6ae7ff0)
4238 21:38:03.488724 <4>[ 94.267675] 7fa0: 00000012 00000012 00000001 b6dd4000 00000012 00000000
4239 21:38:03.489052 <4>[ 94.276127] 7fc0: 00000012 00000012 b6f1be00 00000004 00000001 00000000 00020000 beeccac4
4240 21:38:03.536624 <4>[ 94.284575] 7fe0: 00000004 beecc7f8 b6e85d8f b6e0c7e6
4241 21:38:03.536857 <4>[ 94.289987] irq event stamp: 0
4242 21:38:03.536935 <4>[ 94.293330] hardirqs last enabled at (0): [<00000000>] 0x0
4243 21:38:03.537011 <4>[ 94.299186] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4244 21:38:03.537073 <4>[ 94.306979] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4245 21:38:03.537134 <4>[ 94.314772] softirqs last disabled at (0): [<00000000>] 0x0
4246 21:38:03.537193 <4>[ 94.320649] ---[ end trace c25e2e226ccb703e ]---
4247 21:38:03.537251 <6>[ 94.325544] lkdtm: Zero detected: saturated
4248 21:38:03.712782 # [ 93.986199] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
4249 21:38:03.713363 # [ 93.992277] lkdtm: attempting safe refcount_add_not_zero() from zero
4250 21:38:03.713736 # [ 93.998930] lkdtm: Good: zero detected
4251 21:38:03.714145 # [ 94.003019] lkdtm: Correctly stayed at zero
4252 21:38:03.714686 # [ 94.007478] lkdtm: attempting bad refcount_add() from zero
4253 21:38:03.715123 # [ 94.013297] ------------[ cut here ]------------
4254 21:38:03.715461 # [ 94.018207] WARNING: CPU: 0 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
4255 21:38:03.756000 # [ 94.027056] refcount_t: addition on 0; use-after-free.
4256 21:38:03.756575 # [ 94.032598] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4257 21:38:03.756967 # [ 94.062088] CPU: 0 PID: 2951 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4258 21:38:03.799340 # [ 94.070101] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4259 21:38:03.799909 # [ 94.076897] Backtrace:
4260 21:38:03.800278 # [ 94.079633] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4261 21:38:03.800629 # [ 94.087477] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4262 21:38:03.800961 # [ 94.093416] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4263 21:38:03.801283 # [ 94.101007] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4264 21:38:03.801600 # [ 94.108244] r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
4265 21:38:03.843291 # [ 94.116262] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4266 21:38:03.843856 # [ 94.124016] r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c6ae6000
4267 21:38:03.844230 # [ 94.129951] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
4268 21:38:03.844578 # [ 94.139270] r9:c1ad5f9c r8:c15ebd54 r7:c6ae7f60 r6:00000012 r5:00000000 r4:c6ae6000
4269 21:38:03.844907 # [ 94.147291] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
4270 21:38:03.887291 # [ 94.157226] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc4b0>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
4271 21:38:03.887863 # [ 94.167243] [<c13cc408>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4272 21:38:03.888245 # [ 94.176297] r5:c454e000 r4:00000034
4273 21:38:03.888590 # [ 94.180147] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4274 21:38:03.888921 # [ 94.188431] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4275 21:38:03.889247 # [ 94.196623] r9:c6ae7f60 r8:c517a780 r7:00000012 r6:b6dd4000 r5:c5f18a00 r4:c0c588c8
4276 21:38:03.931273 # [ 94.204646] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4277 21:38:03.931845 # [ 94.212751] r9:c07e20b8 r8:c6ae7f60 r7:c290d000 r6:b6dd4000 r5:c5f18a00 r4:00000000
4278 21:38:03.932232 # [ 94.220769] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4279 21:38:03.932578 # [ 94.228176] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c6ae6000 r5:c5f18a00
4280 21:38:03.932908 # [ 94.236274] r4:c5f18a00
4281 21:38:03.933226 # [ 94.239082] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4282 21:38:03.975281 # [ 94.246490] r9:c6ae6000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000012 r4:00000012
4283 21:38:03.975948 # [ 94.254510] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4284 21:38:03.976335 # [ 94.262348] Exception stack(0xc6ae7fa8 to 0xc6ae7ff0)
4285 21:38:03.976687 # [ 94.267675] 7fa0: 00000012 00000012 00000001 b6dd4000 00000012 00000000
4286 21:38:03.977021 # [ 94.276127] 7fc0: 00000012 00000012 b6f1be00 00000004 00000001 00000000 00020000 beeccac4
4287 21:38:03.977346 # [ 94.284575] 7fe0: 00000004 beecc7f8 b6e85d8f b6e0c7e6
4288 21:38:03.977660 # [ 94.289987] irq event stamp: 0
4289 21:38:04.019300 # [ 94.293330] hardirqs last enabled at (0): [<00000000>] 0x0
4290 21:38:04.019868 # [ 94.299186] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4291 21:38:04.020246 # [ 94.306979] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4292 21:38:04.020593 # [ 94.314772] softirqs last disabled at (0): [<00000000>] 0x0
4293 21:38:04.020922 # [ 94.320649] ---[ end trace c25e2e226ccb703e ]---
4294 21:38:04.021241 # [ 94.325544] lkdtm: Zero detected: saturated
4295 21:38:04.021554 # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]
4296 21:38:04.063419 not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1
4297 21:38:04.063997 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
4298 21:38:04.165129 <6>[ 94.927052] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
4299 21:38:04.165711 <6>[ 94.933586] lkdtm: attempting bad refcount_inc() from saturated
4300 21:38:04.166082 <4>[ 94.939925] ------------[ cut here ]------------
4301 21:38:04.166430 <4>[ 94.944861] WARNING: CPU: 3 PID: 2989 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
4302 21:38:04.166765 <4>[ 94.953634] refcount_t: saturated; leaking memory.
4303 21:38:04.208421 <4>[ 94.958700] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4304 21:38:04.209008 <4>[ 94.988242] CPU: 3 PID: 2989 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4305 21:38:04.209386 <4>[ 94.996258] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4306 21:38:04.209732 <4>[ 95.003054] Backtrace:
4307 21:38:04.210065 <4>[ 95.005788] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4308 21:38:04.251767 <4>[ 95.013632] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4309 21:38:04.252337 <4>[ 95.019572] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4310 21:38:04.252712 <4>[ 95.027162] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4311 21:38:04.253054 <4>[ 95.034399] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
4312 21:38:04.253384 <4>[ 95.042417] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4313 21:38:04.253707 <4>[ 95.050172] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c68d0000
4314 21:38:04.295340 <4>[ 95.056107] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
4315 21:38:04.295921 <4>[ 95.065339] r9:c1ad5fb0 r8:c15ebd54 r7:c68d1f60 r6:00000017 r5:c6a98000 r4:c68d0000
4316 21:38:04.296307 <4>[ 95.073362] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
4317 21:38:04.296659 <4>[ 95.083296] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc520>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
4318 21:38:04.339297 <4>[ 95.093746] [<c13cc4d4>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4319 21:38:04.339867 <4>[ 95.103232] r4:00000035
4320 21:38:04.340236 <4>[ 95.106040] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4321 21:38:04.340583 <4>[ 95.114325] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4322 21:38:04.340912 <4>[ 95.122514] r9:c68d1f60 r8:c517a780 r7:00000017 r6:b6de0000 r5:c41f72c0 r4:c0c588c8
4323 21:38:04.341239 <4>[ 95.130540] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4324 21:38:04.383323 <4>[ 95.138642] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6de0000 r5:c41f72c0 r4:00000000
4325 21:38:04.383901 <4>[ 95.146661] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4326 21:38:04.384296 <4>[ 95.154069] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c68d0000 r5:c41f72c0
4327 21:38:04.384814 <4>[ 95.162165] r4:c41f72c0
4328 21:38:04.385168 <4>[ 95.164973] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4329 21:38:04.385500 <4>[ 95.172381] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017
4330 21:38:04.427372 <4>[ 95.180401] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4331 21:38:04.427950 <4>[ 95.188239] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
4332 21:38:04.428329 <4>[ 95.193564] 1fa0: 00000017 00000017 00000001 b6de0000 00000017 00000000
4333 21:38:04.428677 <4>[ 95.202014] 1fc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 beefaac4
4334 21:38:04.429009 <4>[ 95.210463] 1fe0: 00000004 beefa7f8 b6e91d8f b6e187e6
4335 21:38:04.429331 <4>[ 95.215856] irq event stamp: 0
4336 21:38:04.429644 <4>[ 95.219200] hardirqs last enabled at (0): [<00000000>] 0x0
4337 21:38:04.471323 <4>[ 95.225099] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4338 21:38:04.471893 <4>[ 95.232905] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4339 21:38:04.472269 <4>[ 95.240708] softirqs last disabled at (0): [<00000000>] 0x0
4340 21:38:04.472610 <4>[ 95.246556] ---[ end trace c25e2e226ccb703f ]---
4341 21:38:04.472937 <6>[ 95.251488] lkdtm: Saturation detected: still saturated
4342 21:38:04.620133 # [ 94.927052] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
4343 21:38:04.620701 # [ 94.933586] lkdtm: attempting bad refcount_inc() from saturated
4344 21:38:04.621071 # [ 94.939925] ------------[ cut here ]------------
4345 21:38:04.621411 # [ 94.944861] WARNING: CPU: 3 PID: 2989 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
4346 21:38:04.621742 # [ 94.953634] refcount_t: saturated; leaking memory.
4347 21:38:04.663481 # [ 94.958700] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4348 21:38:04.664066 # [ 94.988242] CPU: 3 PID: 2989 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4349 21:38:04.664445 # [ 94.996258] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4350 21:38:04.664793 # [ 95.003054] Backtrace:
4351 21:38:04.665121 # [ 95.005788] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4352 21:38:04.707344 # [ 95.013632] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4353 21:38:04.707909 # [ 95.019572] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4354 21:38:04.708284 # [ 95.027162] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4355 21:38:04.708631 # [ 95.034399] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
4356 21:38:04.708961 # [ 95.042417] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4357 21:38:04.709288 # [ 95.050172] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c68d0000
4358 21:38:04.751267 # [ 95.056107] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
4359 21:38:04.751843 # [ 95.065339] r9:c1ad5fb0 r8:c15ebd54 r7:c68d1f60 r6:00000017 r5:c6a98000 r4:c68d0000
4360 21:38:04.752243 # [ 95.073362] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
4361 21:38:04.752591 # [ 95.083296] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc520>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
4362 21:38:04.795287 # [ 95.093746] [<c13cc4d4>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4363 21:38:04.795859 # [ 95.103232] r4:00000035
4364 21:38:04.796228 # [ 95.106040] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4365 21:38:04.796576 # [ 95.114325] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4366 21:38:04.796910 # [ 95.122514] r9:c68d1f60 r8:c517a780 r7:00000017 r6:b6de0000 r5:c41f72c0 r4:c0c588c8
4367 21:38:04.797232 # [ 95.130540] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4368 21:38:04.839288 # [ 95.138642] r9:c07e20b8 r8:c68d1f60 r7:c290d000 r6:b6de0000 r5:c41f72c0 r4:00000000
4369 21:38:04.839865 # [ 95.146661] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4370 21:38:04.840340 # [ 95.154069] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c68d0000 r5:c41f72c0
4371 21:38:04.840693 # [ 95.162165] r4:c41f72c0
4372 21:38:04.841024 # [ 95.164973] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4373 21:38:04.841353 # [ 95.172381] r9:c68d0000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017
4374 21:38:04.841673 # [ 95.180401] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4375 21:38:04.883274 # [ 95.188239] Exception stack(0xc68d1fa8 to 0xc68d1ff0)
4376 21:38:04.883834 # [ 95.193564] 1fa0: 00000017 00000017 00000001 b6de0000 00000017 00000000
4377 21:38:04.884204 # [ 95.202014] 1fc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 beefaac4
4378 21:38:04.884549 # [ 95.210463] 1fe0: 00000004 beefa7f8 b6e91d8f b6e187e6
4379 21:38:04.884877 # [ 95.215856] irq event stamp: 0
4380 21:38:04.885195 # [ 95.219200] hardirqs last enabled at (0): [<00000000>] 0x0
4381 21:38:04.885512 # [ 95.225099] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4382 21:38:04.927238 # [ 95.232905] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4383 21:38:04.927696 # [ 95.240708] softirqs last disabled at (0): [<00000000>] 0x0
4384 21:38:04.928032 # [ 95.246556] ---[ end trace c25e2e226ccb703f ]---
4385 21:38:04.928344 # [ 95.251488] lkdtm: Saturation detected: still saturated
4386 21:38:04.928639 # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
4387 21:38:04.928935 ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
4388 21:38:04.929225 # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
4389 21:38:05.085181 <6>[ 95.847453] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
4390 21:38:05.085753 <6>[ 95.853918] lkdtm: attempting bad refcount_dec() from saturated
4391 21:38:05.086121 <4>[ 95.860171] ------------[ cut here ]------------
4392 21:38:05.086719 <4>[ 95.865085] WARNING: CPU: 0 PID: 3025 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
4393 21:38:05.087280 <4>[ 95.873844] refcount_t: decrement hit 0; leaking memory.
4394 21:38:05.128526 <4>[ 95.879433] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4395 21:38:05.129112 <4>[ 95.909075] CPU: 0 PID: 3025 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4396 21:38:05.129495 <4>[ 95.917089] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4397 21:38:05.129846 <4>[ 95.923887] Backtrace:
4398 21:38:05.130181 <4>[ 95.926623] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4399 21:38:05.171726 <4>[ 95.934467] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4400 21:38:05.172295 <4>[ 95.940405] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4401 21:38:05.172685 <4>[ 95.947994] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4402 21:38:05.173034 <4>[ 95.955231] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
4403 21:38:05.173367 <4>[ 95.963250] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4404 21:38:05.173693 <4>[ 95.971005] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c686c000
4405 21:38:05.219508 <4>[ 95.976942] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
4406 21:38:05.220084 <4>[ 95.986174] r9:c1ad5fc8 r8:c15ebd54 r7:c686df60 r6:00000017 r5:c411b000 r4:c686c000
4407 21:38:05.220461 <4>[ 95.994198] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
4408 21:38:05.220812 <4>[ 96.004129] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc58c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
4409 21:38:05.263350 <4>[ 96.014581] [<c13cc544>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4410 21:38:05.263919 <4>[ 96.024067] r4:00000036
4411 21:38:05.264299 <4>[ 96.026875] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4412 21:38:05.264648 <4>[ 96.035160] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4413 21:38:05.265075 <4>[ 96.043350] r9:c686df60 r8:c517a780 r7:00000017 r6:b6deb000 r5:c5f19cc0 r4:c0c588c8
4414 21:38:05.265417 <4>[ 96.051373] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4415 21:38:05.307393 <4>[ 96.059476] r9:c07e20b8 r8:c686df60 r7:c290d000 r6:b6deb000 r5:c5f19cc0 r4:00000000
4416 21:38:05.307959 <4>[ 96.067493] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4417 21:38:05.308350 <4>[ 96.074901] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c686c000 r5:c5f19cc0
4418 21:38:05.308703 <4>[ 96.082997] r4:c5f19cc0
4419 21:38:05.309037 <4>[ 96.085805] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4420 21:38:05.309365 <4>[ 96.093213] r9:c686c000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:00000017 r4:00000017
4421 21:38:05.351272 <4>[ 96.101233] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4422 21:38:05.351845 <4>[ 96.109071] Exception stack(0xc686dfa8 to 0xc686dff0)
4423 21:38:05.352173 <4>[ 96.114396] dfa0: 00000017 00000017 00000001 b6deb000 00000017 00000000
4424 21:38:05.352249 <4>[ 96.122849] dfc0: 00000017 00000017 b6f32e00 00000004 00000001 00000000 00020000 befc0ac4
4425 21:38:05.352306 <4>[ 96.131294] dfe0: 00000004 befc07f8 b6e9cd8f b6e237e6
4426 21:38:05.352362 <4>[ 96.136702] irq event stamp: 0
4427 21:38:05.352471 <4>[ 96.140074] hardirqs last enabled at (0): [<00000000>] 0x0
4428 21:38:05.395159 <4>[ 96.145934] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4429 21:38:05.395586 <4>[ 96.153755] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4430 21:38:05.395921 <4>[ 96.162872] softirqs last disabled at (0): [<00000000>] 0x0
4431 21:38:05.396231 <4>[ 96.169537] ---[ end trace c25e2e226ccb7040 ]---
4432 21:38:05.396532 <6>[ 96.174493] lkdtm: Saturation detected: still saturated
4433 21:38:05.571459 # [ 95.847453] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
4434 21:38:05.572025 # [ 95.853918] lkdtm: attempting bad refcount_dec() from saturated
4435 21:38:05.572398 # [ 95.860171] ------------[ cut here ]------------
4436 21:38:05.572742 # [ 95.865085] WARNING: CPU: 0 PID: 3025 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
4437 21:38:05.573076 # [ 95.873844] refcount_t: decrement hit 0; leaking memory.
4438 21:38:05.615330 # [ 95.879433] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4439 21:38:05.615915 # [ 95.909075] CPU: 0 PID: 3025 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4440 21:38:05.616296 # [ 95.917089] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4441 21:38:05.616688 # [ 95.923887] Backtrace:
4442 21:38:05.617063 # [ 95.926623] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4443 21:38:05.659296 # [ 95.934467] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4444 21:38:05.659873 # [ 95.940405] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4445 21:38:05.660258 # [ 95.947994] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4446 21:38:05.660607 # [ 95.955231] r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
4447 21:38:05.660942 # [ 95.963250] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4448 21:38:05.661265 # [ 95.971005] r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c686c000
4449 21:38:05.703298 # [ 95.976942] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
4450 21:38:05.703893 # [ 95.986174] r9:c1ad5fc8 r8:c15ebd54 r7:c686df60 r6:00000017 r5:c411b000 r4:c686c000
4451 21:38:05.704284 # [ 95.994198] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
4452 21:38:05.704676 # [ 96.004129] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc58c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
4453 21:38:05.705027 # [ 96.014581] [<c13cc544>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4454 21:38:05.747301 # [ 96.024067] r4:00000036
4455 21:38:05.747994 # [ 96.026875] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4456 21:38:05.748504 # [ 96.035160] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4457 21:38:05.748872 # [ 96.043350] r9:c686df60 r8:c517a780 r7:00000017 r6:b6deb000 r5:c5f19cc0 r4:c0c588c8
4458 21:38:05.749214 # [ 96.051373] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4459 21:38:05.749545 # [ 96.059476] r9:c07e20b8 r8:c686df60 r7:c290d000 r6:b6deb000 r5:c5f19cc0 r4:00000000
4460 21:38:05.795295 # [ 96.067493] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4461 21:38:05.795860 # [ 96.074901] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c686c000 r5:c5f19cc0
4462 21:38:05.796387 # [ 96.082997] r4:c5f19cc0
4463 21:38:05.796739 # [ 96.085805] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4464 21:38:05.797073 # [ 96.093213] r9:c686c000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:00000017 r4:00000017
4465 21:38:05.797400 # [ 96.101233] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4466 21:38:05.839272 # [ 96.109071] Exception stack(0xc686dfa8 to 0xc686dff0)
4467 21:38:05.839839 # [ 96.114396] dfa0: 00000017 00000017 00000001 b6deb000 00000017 00000000
4468 21:38:05.840258 # [ 96.122849] dfc0: 00000017 00000017 b6f32e00 00000004 00000001 00000000 00020000 befc0ac4
4469 21:38:05.840675 # [ 96.131294] dfe0: 00000004 befc07f8 b6e9cd8f b6e237e6
4470 21:38:05.841026 # [ 96.136702] irq event stamp: 0
4471 21:38:05.841351 # [ 96.140074] hardirqs last enabled at (0): [<00000000>] 0x0
4472 21:38:05.841669 # [ 96.145934] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4473 21:38:05.887311 # [ 96.153755] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4474 21:38:05.888038 # [ 96.162872] softirqs last disabled at (0): [<00000000>] 0x0
4475 21:38:05.888445 # [ 96.169537] ---[ end trace c25e2e226ccb7040 ]---
4476 21:38:05.888921 # [ 96.174493] lkdtm: Saturation detected: still saturated
4477 21:38:05.889400 # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
4478 21:38:05.889857 ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
4479 21:38:05.890300 # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
4480 21:38:06.026350 <6>[ 96.788414] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
4481 21:38:06.026961 <6>[ 96.794958] lkdtm: attempting bad refcount_dec() from saturated
4482 21:38:06.027465 <4>[ 96.801265] ------------[ cut here ]------------
4483 21:38:06.027935 <4>[ 96.806211] WARNING: CPU: 3 PID: 3061 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
4484 21:38:06.028392 <4>[ 96.814999] refcount_t: saturated; leaking memory.
4485 21:38:06.069385 <4>[ 96.820103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4486 21:38:06.069967 <4>[ 96.849589] CPU: 3 PID: 3061 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4487 21:38:06.070341 <4>[ 96.857603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4488 21:38:06.070684 <4>[ 96.864398] Backtrace:
4489 21:38:06.071049 <4>[ 96.867135] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4490 21:38:06.112872 <4>[ 96.874977] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4491 21:38:06.113445 <4>[ 96.880914] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4492 21:38:06.113817 <4>[ 96.888502] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4493 21:38:06.114165 <4>[ 96.895740] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
4494 21:38:06.114495 <4>[ 96.903760] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4495 21:38:06.114850 <4>[ 96.911516] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c681c000
4496 21:38:06.156081 <4>[ 96.917452] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
4497 21:38:06.156657 <4>[ 96.926685] r9:c1ad5fe0 r8:c15ebd54 r7:c681df60 r6:00000017 r5:c5f42000 r4:c681c000
4498 21:38:06.157030 <4>[ 96.934708] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
4499 21:38:06.157380 <4>[ 96.944644] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc5fc>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
4500 21:38:06.203481 <4>[ 96.955094] [<c13cc5b0>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4501 21:38:06.204058 <4>[ 96.964581] r4:00000037
4502 21:38:06.204437 <4>[ 96.967389] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4503 21:38:06.204785 <4>[ 96.975674] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4504 21:38:06.205117 <4>[ 96.983865] r9:c681df60 r8:c517a780 r7:00000017 r6:b6e54000 r5:c68eb2c0 r4:c0c588c8
4505 21:38:06.205444 <4>[ 96.991890] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4506 21:38:06.247309 <4>[ 96.999992] r9:c07e20b8 r8:c681df60 r7:c290d000 r6:b6e54000 r5:c68eb2c0 r4:00000000
4507 21:38:06.247882 <4>[ 97.008010] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4508 21:38:06.248263 <4>[ 97.015418] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c681c000 r5:c68eb2c0
4509 21:38:06.248610 <4>[ 97.023513] r4:c68eb2c0
4510 21:38:06.248939 <4>[ 97.026323] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4511 21:38:06.249261 <4>[ 97.033732] r9:c681c000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000017 r4:00000017
4512 21:38:06.291256 <4>[ 97.041751] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4513 21:38:06.292000 <4>[ 97.049590] Exception stack(0xc681dfa8 to 0xc681dff0)
4514 21:38:06.292602 <4>[ 97.054915] dfa0: 00000017 00000017 00000001 b6e54000 00000017 00000000
4515 21:38:06.293107 <4>[ 97.063367] dfc0: 00000017 00000017 b6f9be00 00000004 00000001 00000000 00020000 be806ac4
4516 21:38:06.293701 <4>[ 97.071815] dfe0: 00000004 be8067f8 b6f05d8f b6e8c7e6
4517 21:38:06.294135 <4>[ 97.077238] irq event stamp: 0
4518 21:38:06.294610 <4>[ 97.080612] hardirqs last enabled at (0): [<00000000>] 0x0
4519 21:38:06.335300 <4>[ 97.086471] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4520 21:38:06.335830 <4>[ 97.094290] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4521 21:38:06.336273 <4>[ 97.102146] softirqs last disabled at (0): [<00000000>] 0x0
4522 21:38:06.336627 <4>[ 97.108005] ---[ end trace c25e2e226ccb7041 ]---
4523 21:38:06.336963 <6>[ 97.112939] lkdtm: Saturation detected: still saturated
4524 21:38:06.503695 # [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff]
4525 21:38:06.504263 # [ 0.000000] Movable zone start for each node
4526 21:38:06.504633 # [ 0.000000] Early memory node ranges
4527 21:38:06.504977 # [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff]
4528 21:38:06.505394 # [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]
4529 21:38:06.505746 # [ 0.000000] On node 0 totalpages: 262144
4530 21:38:06.506069 # [ 0.000000] DMA zone: 1536 pages used for memmap
4531 21:38:06.506388 # [ 0.000000] DMA zone: 0 pages reserved
4532 21:38:06.551464 # [ 0.000000] DMA zone: 196608 pages, LIFO batch:63
4533 21:38:06.552034 # [ 0.000000] HighMem zone: 65536 pages, LIFO batch:15
4534 21:38:06.552411 # [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
4535 21:38:06.552753 # [ 0.000000] pcpu-alloc: s55468 r8192 d22356 u86016 alloc=21*4096
4536 21:38:06.553085 # [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
4537 21:38:06.553407 # [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608
4538 21:38:06.595414 # [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12965456/extract-nfsrootfs-1mkguq4j,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
4539 21:38:06.595998 # [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
4540 21:38:06.596377 # [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
4541 21:38:06.596723 # [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
4542 21:38:06.639274 # [ 0.000000] Memory: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8144K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem)
4543 21:38:06.639842 # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
4544 21:38:06.640212 # [ 0.000000] ftrace: allocating 56146 entries in 165 pages
4545 21:38:06.640557 # [ 0.000000] ftrace: allocated 165 pages with 4 groups
4546 21:38:06.640887 # [ 0.000000] Running RCU self tests
4547 21:38:06.641210 # [ 96.788414] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
4548 21:38:06.641529 # [ 96.794958] lkdtm: attempting bad refcount_dec() from saturated
4549 21:38:06.683277 # [ 96.801265] ------------[ cut here ]------------
4550 21:38:06.683860 # [ 96.806211] WARNING: CPU: 3 PID: 3061 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
4551 21:38:06.684243 # [ 96.814999] refcount_t: saturated; leaking memory.
4552 21:38:06.727448 # [ 96.820103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4553 21:38:06.728035 # [ 96.849589] CPU: 3 PID: 3061 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4554 21:38:06.728418 # [ 96.857603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4555 21:38:06.728766 # [ 96.864398] Backtrace:
4556 21:38:06.729095 # [ 96.867135] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4557 21:38:06.729421 # [ 96.874977] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4558 21:38:06.729739 # [ 96.880914] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4559 21:38:06.771281 # [ 96.888502] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4560 21:38:06.771886 # [ 96.895740] r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
4561 21:38:06.772264 # [ 96.903760] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4562 21:38:06.772611 # [ 96.911516] r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c681c000
4563 21:38:06.772942 # [ 96.917452] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
4564 21:38:06.773271 # [ 96.926685] r9:c1ad5fe0 r8:c15ebd54 r7:c681df60 r6:00000017 r5:c5f42000 r4:c681c000
4565 21:38:06.815441 # [ 96.934708] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
4566 21:38:06.816012 # [ 96.944644] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc5fc>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
4567 21:38:06.816390 # [ 96.955094] [<c13cc5b0>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4568 21:38:06.816736 # [ 96.964581] r4:00000037
4569 21:38:06.817063 # [ 96.967389] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4570 21:38:06.859436 # [ 96.975674] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4571 21:38:06.860006 # [ 96.983865] r9:c681df60 r8:c517a780 r7:00000017 r6:b6e54000 r5:c68eb2c0 r4:c0c588c8
4572 21:38:06.860385 # [ 96.991890] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4573 21:38:06.860730 # [ 96.999992] r9:c07e20b8 r8:c681df60 r7:c290d000 r6:b6e54000 r5:c68eb2c0 r4:00000000
4574 21:38:06.861060 # [ 97.008010] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4575 21:38:06.861382 # [ 97.015418] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c681c000 r5:c68eb2c0
4576 21:38:06.907224 # [ 97.023513] r4:c68eb2c0
4577 21:38:06.907780 # [ 97.026323] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4578 21:38:06.908156 # [ 97.033732] r9:c681c000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000017 r4:00000017
4579 21:38:06.908501 # [ 97.041751] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4580 21:38:06.908835 # [ 97.049590] Exception stack(0xc681dfa8 to 0xc681dff0)
4581 21:38:06.909158 # [ 97.054915] dfa0: 00000017 00000017 00000001 b6e54000 00000017 00000000
4582 21:38:06.951447 # [ 97.063367] dfc0: 00000017 00000017 b6f9be00 00000004 00000001 00000000 00020000 be806ac4
4583 21:38:06.952034 # [ 97.071815] dfe0: 00000004 be8067f8 b6f05d8f b6e8c7e6
4584 21:38:06.952417 # [ 97.077238] irq event stamp: 0
4585 21:38:06.952762 # [ 97.080612] hardirqs last enabled at (0): [<00000000>] 0x0
4586 21:38:06.953090 # [ 97.086471] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4587 21:38:06.953413 # [ 97.094290] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4588 21:38:06.953728 # [ 97.102146] softirqs last disabled at (0): [<00000000>] 0x0
4589 21:38:06.999416 # [ 97.108005] ---[ end trace c25e2e226ccb7041 ]---
4590 21:38:06.999985 # [ 97.112939] lkdt<6>[ 97.742438] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
4591 21:38:07.000367 m: Saturation detected: still sat<6>[ 97.749992] lkdtm: attempting bad refcount_inc_not_zero() from saturated
4592 21:38:07.000716 urated
4593 21:38:07.001045 # REFCOUNT_ADD_SATURATED:<4>[ 97.759901] ------------[ cut here ]------------
4594 21:38:07.001375 saw 'Saturation detected: still <4>[ 97.767514] WARNING: CPU: 3 PID: 3094 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
4595 21:38:07.001700 saturated': ok
4596 21:38:07.043436 ok 54 selftests: <4>[ 97.779105] refcount_t: saturated; leaking memory.
4597 21:38:07.044014 lkdtm: REFCOUNT_ADD_SATURATED.sh
4598 21:38:07.044401 <4>[ 97.786992] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4599 21:38:07.044769
4600 21:38:07.087409 # selftests: lkdtm: REFCOUNT_INC<4>[ 97.818969] CPU: 3 PID: 3094 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4601 21:38:07.087998 _NOT_ZERO_SA<T4U>R[A T E D9.7s.h829781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4602 21:38:07.088394
4603 21:38:07.088739 <4>[ 97.838477] Backtrace:
4604 21:38:07.089066 <4>[ 97.841285] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4605 21:38:07.089392 <4>[ 97.849128] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4606 21:38:07.089711 <4>[ 97.855067] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4607 21:38:07.131010 <4>[ 97.862657] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4608 21:38:07.131237 <4>[ 97.869895] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
4609 21:38:07.131356 <4>[ 97.877913] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4610 21:38:07.131465 <4>[ 97.885666] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6cfe000
4611 21:38:07.131569 <4>[ 97.891602] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
4612 21:38:07.131671 <4>[ 97.900834] r9:c1ad5ff8 r8:c15ebd54 r7:c6cfff60 r6:00000020 r5:c6a98000 r4:c0000000
4613 21:38:07.175420 <4>[ 97.908860] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
4614 21:38:07.175993 <4>[ 97.919573] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc670>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
4615 21:38:07.176367 <4>[ 97.931579] r5:c6a98000 r4:c6cfe000
4616 21:38:07.176709 <4>[ 97.935438] [<c13cc620>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4617 21:38:07.177038 <4>[ 97.945706] r4:00000038
4618 21:38:07.219292 <4>[ 97.948516] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4619 21:38:07.219865 <4>[ 97.956802] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4620 21:38:07.220242 <4>[ 97.964992] r9:c6cfff60 r8:c517a780 r7:00000020 r6:b6de2000 r5:c41f6b40 r4:c0c588c8
4621 21:38:07.220592 <4>[ 97.973017] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4622 21:38:07.220929 <4>[ 97.981122] r9:c07e20b8 r8:c6cfff60 r7:c290d000 r6:b6de2000 r5:c41f6b40 r4:00000000
4623 21:38:07.221256 <4>[ 97.989142] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4624 21:38:07.263040 <4>[ 97.996551] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c6cfe000 r5:c41f6b40
4625 21:38:07.263203 <4>[ 98.004646] r4:c41f6b40
4626 21:38:07.263271 <4>[ 98.007455] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4627 21:38:07.263332 <4>[ 98.014864] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f29e00 r5:00000020 r4:00000020
4628 21:38:07.263409 <4>[ 98.022883] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4629 21:38:07.263497 <4>[ 98.030721] Exception stack(0xc6cfffa8 to 0xc6cffff0)
4630 21:38:07.311012 <4>[ 98.036047] ffa0: 00000020 00000020 00000001 b6de2000 00000020 00000000
4631 21:38:07.311171 <4>[ 98.044499] ffc0: 00000020 00000020 b6f29e00 00000004 00000001 00000000 00020000 beaaeac4
4632 21:38:07.311254 <4>[ 98.052946] ffe0: 00000004 beaae7f8 b6e93d8f b6e1a7e6
4633 21:38:07.311316 <4>[ 98.058344] irq event stamp: 0
4634 21:38:07.311398 <4>[ 98.061786] hardirqs last enabled at (0): [<00000000>] 0x0
4635 21:38:07.311523 <4>[ 98.067650] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4636 21:38:07.311626 <4>[ 98.075460] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4637 21:38:07.311716 <4>[ 98.083257] softirqs last disabled at (0): [<00000000>] 0x0
4638 21:38:07.311833 <4>[ 98.089108] ---[ end trace c25e2e226ccb7042 ]---
4639 21:38:07.311889 <6>[ 98.094049] lkdtm: Saturation detected: still saturated
4640 21:38:07.494545 # [ 97.742438] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
4641 21:38:07.495153 # [ 97.749992] lkdtm: attempting bad refcount_inc_not_zero() from saturated
4642 21:38:07.495527 # [ 97.759901] ------------[ cut here ]------------
4643 21:38:07.495870 # [ 97.767514] WARNING: CPU: 3 PID: 3094 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
4644 21:38:07.496202 # [ 97.779105] refcount_t: saturated; leaking memory.
4645 21:38:07.537593 # [ 97.786992] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4646 21:38:07.538178 # [ 97.818969] CPU: 3 PID: 3094 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4647 21:38:07.538551 # [ 97.829781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4648 21:38:07.538940 # [ 97.838477] Backtrace:
4649 21:38:07.539277 # [ 97.841285] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4650 21:38:07.583292 # [ 97.849128] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4651 21:38:07.583864 # [ 97.855067] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4652 21:38:07.584241 # [ 97.862657] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4653 21:38:07.584581 # [ 97.869895] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
4654 21:38:07.584910 # [ 97.877913] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4655 21:38:07.585231 # [ 97.885666] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6cfe000
4656 21:38:07.627245 # [ 97.891602] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
4657 21:38:07.627818 # [ 97.900834] r9:c1ad5ff8 r8:c15ebd54 r7:c6cfff60 r6:00000020 r5:c6a98000 r4:c0000000
4658 21:38:07.628190 # [ 97.908860] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
4659 21:38:07.628541 # [ 97.919573] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc670>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
4660 21:38:07.628873 # [ 97.931579] r5:c6a98000 r4:c6cfe000
4661 21:38:07.671259 # [ 97.935438] [<c13cc620>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4662 21:38:07.671786 # [ 97.945706] r4:00000038
4663 21:38:07.672118 # [ 97.948516] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4664 21:38:07.672434 # [ 97.956802] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4665 21:38:07.672736 # [ 97.964992] r9:c6cfff60 r8:c517a780 r7:00000020 r6:b6de2000 r5:c41f6b40 r4:c0c588c8
4666 21:38:07.719285 # [ 97.973017] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4667 21:38:07.719856 # [ 97.981122] r9:c07e20b8 r8:c6cfff60 r7:c290d000 r6:b6de2000 r5:c41f6b40 r4:00000000
4668 21:38:07.720235 # [ 97.989142] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4669 21:38:07.720581 # [ 97.996551] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c6cfe000 r5:c41f6b40
4670 21:38:07.720913 # [ 98.004646] r4:c41f6b40
4671 21:38:07.721240 # [ 98.007455] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4672 21:38:07.721562 # [ 98.014864] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f29e00 r5:00000020 r4:00000020
4673 21:38:07.763300 # [ 98.022883] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4674 21:38:07.763921 # [ 98.030721] Exception stack(0xc6cfffa8 to 0xc6cffff0)
4675 21:38:07.764334 # [ 98.036047] ffa0: 00000020 00000020 00000001 b6de2000 00000020 00000000
4676 21:38:07.764684 # [ 98.044499] ffc0: 00000020 00000020 b6f29e00 00000004 00000001 00000000 00020000 beaaeac4
4677 21:38:07.765020 # [ 98.052946] ffe0: 00000004 beaae7f8 b6e93d8f b6e1a7e6
4678 21:38:07.765347 # [ 98.058344] irq event stamp: 0
4679 21:38:07.765661 # [ 98.061786] hardirqs last enabled at (0): [<00000000>] 0x0
4680 21:38:07.807457 # [ 98.067650] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4681 21:38:07.808034 # [ 98.075460] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4682 21:38:07.808413 # [ 98.083257] softirqs last disabled at (0): [<00000000>] 0x0
4683 21:38:07.808759 # [ 98.089108] ---[ end trace c25e2e226ccb7042 ]---
4684 21:38:07.809088 # [ 98.094049] lkdtm: Saturation detected: still saturated
4685 21:38:07.809413 # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
4686 21:38:07.809730 not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
4687 21:38:07.851429 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
4688 21:38:07.953606 <6>[ 98.715783] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
4689 21:38:07.953979 <6>[ 98.723017] lkdtm: attempting bad refcount_add_not_zero() from saturated
4690 21:38:07.954211 <4>[ 98.730039] ------------[ cut here ]------------
4691 21:38:07.954418 <4>[ 98.734951] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
4692 21:38:07.954616 <4>[ 98.743714] refcount_t: saturated; leaking memory.
4693 21:38:07.996578 <4>[ 98.748780] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4694 21:38:07.997162 <4>[ 98.778385] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4695 21:38:07.997539 <4>[ 98.786400] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4696 21:38:07.997889 <4>[ 98.793197] Backtrace:
4697 21:38:08.040342 <4>[ 98.795935] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4698 21:38:08.040915 <4>[ 98.803780] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4699 21:38:08.041289 <4>[ 98.809716] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4700 21:38:08.041636 <4>[ 98.817307] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4701 21:38:08.041965 <4>[ 98.824543] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
4702 21:38:08.042290 <4>[ 98.832562] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4703 21:38:08.083425 <4>[ 98.840316] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6a6c000
4704 21:38:08.083995 <4>[ 98.846252] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
4705 21:38:08.084374 <4>[ 98.855487] r9:c1ad6018 r8:c15ebd54 r7:c6a6df60 r6:00000020 r5:c41b9000 r4:c0000000
4706 21:38:08.084719 <4>[ 98.863512] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
4707 21:38:08.085107 <4>[ 98.874227] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc6f8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
4708 21:38:08.127329 <4>[ 98.886233] r5:c41b9000 r4:c6a6c000
4709 21:38:08.127896 <4>[ 98.890090] [<c13cc6a8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4710 21:38:08.128273 <4>[ 98.900359] r4:00000039
4711 21:38:08.128614 <4>[ 98.903169] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4712 21:38:08.128946 <4>[ 98.911454] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4713 21:38:08.129269 <4>[ 98.919645] r9:c6a6df60 r8:c517a780 r7:00000020 r6:b6dd3000 r5:c5f19e00 r4:c0c588c8
4714 21:38:08.171289 <4>[ 98.927669] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4715 21:38:08.172016 <4>[ 98.935774] r9:c07e20b8 r8:c6a6df60 r7:c290d000 r6:b6dd3000 r5:c5f19e00 r4:00000000
4716 21:38:08.172575 <4>[ 98.943792] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4717 21:38:08.172944 <4>[ 98.951202] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c6a6c000 r5:c5f19e00
4718 21:38:08.173286 <4>[ 98.959299] r4:c5f19e00
4719 21:38:08.173610 <4>[ 98.962106] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4720 21:38:08.215286 <4>[ 98.969515] r9:c6a6c000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000020 r4:00000020
4721 21:38:08.215861 <4>[ 98.977535] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4722 21:38:08.216241 <4>[ 98.985372] Exception stack(0xc6a6dfa8 to 0xc6a6dff0)
4723 21:38:08.216590 <4>[ 98.990699] dfa0: 00000020 00000020 00000001 b6dd3000 00000020 00000000
4724 21:38:08.216920 <4>[ 98.999148] dfc0: 00000020 00000020 b6f1ae00 00000004 00000001 00000000 00020000 be883ac4
4725 21:38:08.217245 <4>[ 99.007594] dfe0: 00000004 be8837f8 b6e84d8f b6e0b7e6
4726 21:38:08.217561 <4>[ 99.012986] irq event stamp: 0
4727 21:38:08.261258 <4>[ 99.016325] hardirqs last enabled at (0): [<00000000>] 0x0
4728 21:38:08.261827 <4>[ 99.022220] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4729 21:38:08.262205 <4>[ 99.030243] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4730 21:38:08.262550 <4>[ 99.038098] softirqs last disabled at (0): [<00000000>] 0x0
4731 21:38:08.262937 <4>[ 99.043990] ---[ end trace c25e2e226ccb7043 ]---
4732 21:38:08.263116 <6>[ 99.048887] lkdtm: Saturation detected: still saturated
4733 21:38:08.464562 # [ 98.715783] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
4734 21:38:08.465135 # [ 98.723017] lkdtm: attempting bad refcount_add_not_zero() from saturated
4735 21:38:08.465508 # [ 98.730039] ------------[ cut here ]------------
4736 21:38:08.465931 # [ 98.734951] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
4737 21:38:08.466278 # [ 98.743714] refcount_t: saturated; leaking memory.
4738 21:38:08.507752 # [ 98.748780] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4739 21:38:08.508340 # [ 98.778385] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4740 21:38:08.508717 # [ 98.786400] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4741 21:38:08.509061 # [ 98.793197] Backtrace:
4742 21:38:08.509391 # [ 98.795935] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4743 21:38:08.551357 # [ 98.803780] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4744 21:38:08.551930 # [ 98.809716] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4745 21:38:08.552305 # [ 98.817307] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4746 21:38:08.552646 # [ 98.824543] r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
4747 21:38:08.552974 # [ 98.832562] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4748 21:38:08.553298 # [ 98.840316] r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6a6c000
4749 21:38:08.595310 # [ 98.846252] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
4750 21:38:08.595883 # [ 98.855487] r9:c1ad6018 r8:c15ebd54 r7:c6a6df60 r6:00000020 r5:c41b9000 r4:c0000000
4751 21:38:08.596431 # [ 98.863512] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
4752 21:38:08.596842 # [ 98.874227] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc6f8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
4753 21:38:08.597186 # [ 98.886233] r5:c41b9000 r4:c6a6c000
4754 21:38:08.639267 # [ 98.890090] [<c13cc6a8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4755 21:38:08.639836 # [ 98.900359] r4:00000039
4756 21:38:08.640203 # [ 98.903169] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4757 21:38:08.640550 # [ 98.911454] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4758 21:38:08.640876 # [ 98.919645] r9:c6a6df60 r8:c517a780 r7:00000020 r6:b6dd3000 r5:c5f19e00 r4:c0c588c8
4759 21:38:08.641196 # [ 98.927669] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4760 21:38:08.683291 # [ 98.935774] r9:c07e20b8 r8:c6a6df60 r7:c290d000 r6:b6dd3000 r5:c5f19e00 r4:00000000
4761 21:38:08.683858 # [ 98.943792] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4762 21:38:08.684230 # [ 98.951202] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c6a6c000 r5:c5f19e00
4763 21:38:08.684576 # [ 98.959299] r4:c5f19e00
4764 21:38:08.684905 # [ 98.962106] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4765 21:38:08.685230 # [ 98.969515] r9:c6a6c000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000020 r4:00000020
4766 21:38:08.727341 # [ 98.977535] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4767 21:38:08.727908 # [ 98.985372] Exception stack(0xc6a6dfa8 to 0xc6a6dff0)
4768 21:38:08.728278 # [ 98.990699] dfa0: 00000020 00000020 00000001 b6dd3000 00000020 00000000
4769 21:38:08.728622 # [ 98.999148] dfc0: 00000020 00000020 b6f1ae00 00000004 00000001 00000000 00020000 be883ac4
4770 21:38:08.728950 # [ 99.007594] dfe0: 00000004 be8837f8 b6e84d8f b6e0b7e6
4771 21:38:08.729270 # [ 99.012986] irq event stamp: 0
4772 21:38:08.729586 # [ 99.016325] hardirqs last enabled at (0): [<00000000>] 0x0
4773 21:38:08.776353 # [ 99.022220] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4774 21:38:08.776950 # [ 99.030243] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4775 21:38:08.777325 # [ 99.038098] softirqs last disabled at (0): [<00000000>] 0x0
4776 21:38:08.777667 # [ 99.043990] ---[ end trace c25e2e226ccb7043 ]---
4777 21:38:08.777996 # [ 99.048887] lkdtm: Saturation detected: still saturated
4778 21:38:08.778319 # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
4779 21:38:08.778630 not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
4780 21:38:08.778992 # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
4781 21:38:08.939855 <6>[ 99.702106] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
4782 21:38:08.940426 <6>[ 99.709268] lkdtm: attempting bad refcount_dec_and_test() from saturated
4783 21:38:08.940793 <4>[ 99.716315] ------------[ cut here ]------------
4784 21:38:08.941137 <4>[ 99.721293] WARNING: CPU: 0 PID: 3167 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4785 21:38:08.941466 <4>[ 99.730144] refcount_t: underflow; use-after-free.
4786 21:38:08.987326 <4>[ 99.735209] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4787 21:38:08.987915 <4>[ 99.764809] CPU: 0 PID: 3167 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4788 21:38:08.988297 <4>[ 99.772824] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4789 21:38:08.988640 <4>[ 99.779620] Backtrace:
4790 21:38:09.031288 <4>[ 99.782358] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4791 21:38:09.031846 <4>[ 99.790204] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4792 21:38:09.032220 <4>[ 99.796144] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4793 21:38:09.032568 <4>[ 99.803734] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4794 21:38:09.032897 <4>[ 99.810970] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4795 21:38:09.033224 <4>[ 99.818989] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4796 21:38:09.075384 <4>[ 99.826743] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6a6c000
4797 21:38:09.075947 <4>[ 99.832678] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4798 21:38:09.076327 <4>[ 99.842000] r9:c1ad6038 r8:c15ebd54 r7:c6a6df60 r6:00000020 r5:c2c93000 r4:c6a6c000
4799 21:38:09.076674 <4>[ 99.850026] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4800 21:38:09.077009 <4>[ 99.860744] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc780>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
4801 21:38:09.119419 <4>[ 99.872759] [<c13cc730>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4802 21:38:09.119983 <4>[ 99.883028] r4:0000003a
4803 21:38:09.120358 <4>[ 99.885836] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4804 21:38:09.120707 <4>[ 99.894122] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4805 21:38:09.121035 <4>[ 99.902314] r9:c6a6df60 r8:c517a780 r7:00000020 r6:b6e3b000 r5:c4128000 r4:c0c588c8
4806 21:38:09.121360 <4>[ 99.910340] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4807 21:38:09.163291 <4>[ 99.918444] r9:c07e20b8 r8:c6a6df60 r7:c290d000 r6:b6e3b000 r5:c4128000 r4:00000000
4808 21:38:09.163852 <4>[ 99.926460] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4809 21:38:09.164226 <4>[ 99.933869] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6a6c000 r5:c4128000
4810 21:38:09.164570 <4>[ 99.941966] r4:c4128000
4811 21:38:09.164901 <4>[ 99.944775] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4812 21:38:09.165225 <4>[ 99.952184] r9:c6a6c000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000020 r4:00000020
4813 21:38:09.207270 <4>[ 99.960204] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4814 21:38:09.207830 <4>[ 99.968044] Exception stack(0xc6a6dfa8 to 0xc6a6dff0)
4815 21:38:09.208204 <4>[ 99.973371] dfa0: 00000020 00000020 00000001 b6e3b000 00000020 00000000
4816 21:38:09.208550 <4>[ 99.981821] dfc0: 00000020 00000020 b6f82e00 00000004 00000001 00000000 00020000 beb65ac4
4817 21:38:09.208880 <4>[ 99.990267] dfe0: 00000004 beb657f8 b6eecd8f b6e737e6
4818 21:38:09.209201 <4>[ 99.995657] irq event stamp: 0
4819 21:38:09.209516 <4>[ 99.999005] hardirqs last enabled at (0): [<00000000>] 0x0
4820 21:38:09.251316 <4>[ 100.004898] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4821 21:38:09.251877 <4>[ 100.012991] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4822 21:38:09.252247 <4>[ 100.022120] softirqs last disabled at (0): [<00000000>] 0x0
4823 21:38:09.252591 <4>[ 100.027977] ---[ end trace c25e2e226ccb7044 ]---
4824 21:38:09.252920 <6>[ 100.032911] lkdtm: Saturation detected: still saturated
4825 21:38:09.440771 # [ 99.702106] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
4826 21:38:09.441332 # [ 99.709268] lkdtm: attempting bad refcount_dec_and_test() from saturated
4827 21:38:09.441708 # [ 99.716315] ------------[ cut here ]------------
4828 21:38:09.442053 # [ 99.721293] WARNING: CPU: 0 PID: 3167 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4829 21:38:09.442389 # [ 99.730144] refcount_t: underflow; use-after-free.
4830 21:38:09.483776 # [ 99.735209] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4831 21:38:09.484353 # [ 99.764809] CPU: 0 PID: 3167 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4832 21:38:09.484733 # [ 99.772824] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4833 21:38:09.485081 # [ 99.779620] Backtrace:
4834 21:38:09.527332 # [ 99.782358] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4835 21:38:09.527892 # [ 99.790204] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4836 21:38:09.528264 # [ 99.796144] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4837 21:38:09.528610 # [ 99.803734] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4838 21:38:09.528941 # [ 99.810970] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4839 21:38:09.529263 # [ 99.818989] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4840 21:38:09.529577 # [ 99.826743] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6a6c000
4841 21:38:09.575175 # [ 99.832678] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4842 21:38:09.575685 # [ 99.842000] r9:c1ad6038 r8:c15ebd54 r7:c6a6df60 r6:00000020 r5:c2c93000 r4:c6a6c000
4843 21:38:09.576054 # [ 99.850026] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4844 21:38:09.576405 # [ 99.860744] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc780>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
4845 21:38:09.619276 # [ 99.872759] [<c13cc730>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4846 21:38:09.619795 # [ 99.883028] r4:0000003a
4847 21:38:09.620129 # [ 99.885836] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4848 21:38:09.620447 # [ 99.894122] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4849 21:38:09.620752 # [ 99.902314] r9:c6a6df60 r8:c517a780 r7:00000020 r6:b6e3b000 r5:c4128000 r4:c0c588c8
4850 21:38:09.621050 # [ 99.910340] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4851 21:38:09.667311 # [ 99.918444] r9:c07e20b8 r8:c6a6df60 r7:c290d000 r6:b6e3b000 r5:c4128000 r4:00000000
4852 21:38:09.667825 # [ 99.926460] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4853 21:38:09.668196 # [ 99.933869] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6a6c000 r5:c4128000
4854 21:38:09.668539 # [ 99.941966] r4:c4128000
4855 21:38:09.668882 # [ 99.944775] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4856 21:38:09.669229 # [ 99.952184] r9:c6a6c000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000020 r4:00000020
4857 21:38:09.711291 # [ 99.960204] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4858 21:38:09.711866 # [ 99.968044] Exception stack(0xc6a6dfa8 to 0xc6a6dff0)
4859 21:38:09.712275 # [ 99.973371] dfa0: 00000020 00000020 00000001 b6e3b000 00000020 00000000
4860 21:38:09.712752 # [ 99.981821] dfc0: 00000020 00000020 b6f82e00 00000004 00000001 00000000 00020000 beb65ac4
4861 21:38:09.713212 # [ 99.990267] dfe0: 00000004 beb657f8 b6eecd8f b6e737e6
4862 21:38:09.713659 # [ 99.995657] irq event stamp: 0
4863 21:38:09.714093 # [ 99.999005] hardirqs last enabled at (0): [<00000000>] 0x0
4864 21:38:09.755417 # [ 100.004898] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4865 21:38:09.755999 # [ 100.012991] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4866 21:38:09.756505 # [ 100.022120] softirqs last disabled at (0): [<00000000>] 0x0
4867 21:38:09.756972 # [ 100.027977] ---[ end trace c25e2e226ccb7044 ]---
4868 21:38:09.757426 # [ 100.032911] lkdtm: Saturation detected: still saturated
4869 21:38:09.757870 # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
4870 21:38:09.758308 ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
4871 21:38:09.799420 # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
4872 21:38:09.913696 <6>[ 100.671853] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
4873 21:38:09.914275 <6>[ 100.679014] lkdtm: attempting bad refcount_sub_and_test() from saturated
4874 21:38:09.914804 <4>[ 100.686053] ------------[ cut here ]------------
4875 21:38:09.915277 <4>[ 100.691030] WARNING: CPU: 3 PID: 3203 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4876 21:38:09.915737 <4>[ 100.699870] refcount_t: underflow; use-after-free.
4877 21:38:09.956929 <4>[ 100.704937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4878 21:38:09.957526 <4>[ 100.734442] CPU: 3 PID: 3203 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4879 21:38:09.958027 <4>[ 100.742457] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4880 21:38:09.958495 <4>[ 100.749255] Backtrace:
4881 21:38:09.959052 <4>[ 100.751994] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4882 21:38:09.999883 <4>[ 100.759839] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4883 21:38:10.000591 <4>[ 100.765778] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4884 21:38:10.001019 <4>[ 100.773368] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4885 21:38:10.001376 <4>[ 100.780606] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4886 21:38:10.001713 <4>[ 100.788626] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4887 21:38:10.002041 <4>[ 100.796381] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c5f84000
4888 21:38:10.043526 <4>[ 100.802317] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4889 21:38:10.044090 <4>[ 100.811636] r9:c1ad6058 r8:c15ebd54 r7:c5f85f60 r6:00000020 r5:c5e07000 r4:c5f84000
4890 21:38:10.044462 <4>[ 100.819661] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4891 21:38:10.044815 <4>[ 100.830381] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc808>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
4892 21:38:10.087324 <4>[ 100.842397] [<c13cc7b8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4893 21:38:10.087890 <4>[ 100.852665] r4:0000003b
4894 21:38:10.088263 <4>[ 100.855475] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4895 21:38:10.088609 <4>[ 100.863760] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4896 21:38:10.088938 <4>[ 100.871951] r9:c5f85f60 r8:c517a780 r7:00000020 r6:b6e20000 r5:c68eb540 r4:c0c588c8
4897 21:38:10.089261 <4>[ 100.879976] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4898 21:38:10.131463 <4>[ 100.888080] r9:c07e20b8 r8:c5f85f60 r7:c290d000 r6:b6e20000 r5:c68eb540 r4:00000000
4899 21:38:10.132031 <4>[ 100.896097] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4900 21:38:10.132490 <4>[ 100.903507] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c5f84000 r5:c68eb540
4901 21:38:10.132847 <4>[ 100.911604] r4:c68eb540
4902 21:38:10.133183 <4>[ 100.914416] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4903 21:38:10.133515 <4>[ 100.921825] r9:c5f84000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000020 r4:00000020
4904 21:38:10.175415 <4>[ 100.929843] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4905 21:38:10.175986 <4>[ 100.937682] Exception stack(0xc5f85fa8 to 0xc5f85ff0)
4906 21:38:10.176367 <4>[ 100.943006] 5fa0: 00000020 00000020 00000001 b6e20000 00000020 00000000
4907 21:38:10.176714 <4>[ 100.951457] 5fc0: 00000020 00000020 b6f67e00 00000004 00000001 00000000 00020000 be90aac4
4908 21:38:10.177041 <4>[ 100.959906] 5fe0: 00000004 be90a7f8 b6ed1d8f b6e587e6
4909 21:38:10.177363 <4>[ 100.965329] irq event stamp: 0
4910 21:38:10.177676 <4>[ 100.968675] hardirqs last enabled at (0): [<00000000>] 0x0
4911 21:38:10.219236 <4>[ 100.974576] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4912 21:38:10.219975 <4>[ 100.982382] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4913 21:38:10.220373 <4>[ 100.990185] softirqs last disabled at (0): [<00000000>] 0x0
4914 21:38:10.220725 <4>[ 100.996033] ---[ end trace c25e2e226ccb7045 ]---
4915 21:38:10.221065 <6>[ 101.000962] lkdtm: Saturation detected: still saturated
4916 21:38:10.373587 # [ 100.671853] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
4917 21:38:10.374152 # [ 100.679014] lkdtm: attempting bad refcount_sub_and_test() from saturated
4918 21:38:10.374524 # [ 100.686053] ------------[ cut here ]------------
4919 21:38:10.374910 # [ 100.691030] WARNING: CPU: 3 PID: 3203 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
4920 21:38:10.375250 # [ 100.699870] refcount_t: underflow; use-after-free.
4921 21:38:10.416158 # [ 100.704937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic dw_hdmi_imx dw_hdmi imx_ldb ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam parallel_display error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3
4922 21:38:10.416743 # [ 100.734442] CPU: 3 PID: 3203 Comm: cat Tainted: G D W 5.10.212-cip44 #1
4923 21:38:10.417121 # [ 100.742457] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
4924 21:38:10.417467 # [ 100.749255] Backtrace:
4925 21:38:10.463264 # [ 100.751994] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
4926 21:38:10.463821 # [ 100.759839] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
4927 21:38:10.464193 # [ 100.765778] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
4928 21:38:10.464539 # [ 100.773368] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
4929 21:38:10.464871 # [ 100.780606] r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
4930 21:38:10.465198 # [ 100.788626] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
4931 21:38:10.465521 # [ 100.796381] r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c5f84000
4932 21:38:10.507211 # [ 100.802317] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
4933 21:38:10.507796 # [ 100.811636] r9:c1ad6058 r8:c15ebd54 r7:c5f85f60 r6:00000020 r5:c5e07000 r4:c5f84000
4934 21:38:10.508187 # [ 100.819661] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
4935 21:38:10.508541 # [ 100.830381] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc808>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
4936 21:38:10.551302 # [ 100.842397] [<c13cc7b8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
4937 21:38:10.551857 # [ 100.852665] r4:0000003b
4938 21:38:10.552226 # [ 100.855475] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
4939 21:38:10.552571 # [ 100.863760] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
4940 21:38:10.552898 # [ 100.871951] r9:c5f85f60 r8:c517a780 r7:00000020 r6:b6e20000 r5:c68eb540 r4:c0c588c8
4941 21:38:10.553221 # [ 100.879976] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
4942 21:38:10.595276 # [ 100.888080] r9:c07e20b8 r8:c5f85f60 r7:c290d000 r6:b6e20000 r5:c68eb540 r4:00000000
4943 21:38:10.595835 # [ 100.896097] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
4944 21:38:10.596233 # [ 100.903507] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c5f84000 r5:c68eb540
4945 21:38:10.596707 # [ 100.911604] r4:c68eb540
4946 21:38:10.597163 # [ 100.914416] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
4947 21:38:10.597612 # [ 100.921825] r9:c5f84000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000020 r4:00000020
4948 21:38:10.639232 # [ 100.929843] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
4949 21:38:10.639815 # [ 100.937682] Exception stack(0xc5f85fa8 to 0xc5f85ff0)
4950 21:38:10.640189 # [ 100.943006] 5fa0: 00000020 00000020 00000001 b6e20000 00000020 00000000
4951 21:38:10.640534 # [ 100.951457] 5fc0: 00000020 00000020 b6f67e00 00000004 00000001 00000000 00020000 be90aac4
4952 21:38:10.640860 # [ 100.959906] 5fe0: 00000004 be90a7f8 b6ed1d8f b6e587e6
4953 21:38:10.641181 # [ 100.965329] irq event stamp: 0
4954 21:38:10.641496 # [ 100.968675] hardirqs last enabled at (0): [<00000000>] 0x0
4955 21:38:10.683172 # [ 100.974576] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4956 21:38:10.683592 # [ 100.982382] softirqs last enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
4957 21:38:10.683925 # [ 100.990185] softirqs last disabled at (0): [<00000000>] 0x0
4958 21:38:10.684239 # [ 100.996033] ---[ end trace c25e2e226ccb7045 ]---
4959 21:38:10.684537 # [ 101.000962] lkdtm: Saturation detected: still saturated
4960 21:38:10.684829 # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
4961 21:38:10.685117 ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
4962 21:38:10.685475 # selftests: lkdtm: REFCOUNT_TIMING.sh
4963 21:38:10.727339 # Skipping REFCOUNT_TIMING: timing only
4964 21:38:10.727858 ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
4965 21:38:10.728199 # selftests: lkdtm: ATOMIC_TIMING.sh
4966 21:38:10.892233 # Skipping ATOMIC_TIMING: timing only
4967 21:38:10.892837 ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
4968 21:38:10.908217 # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
4969 21:38:11.249056 <6>[ 102.023340] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
4970 21:38:11.249635 <6>[ 102.029800] lkdtm: attempting good copy_to_user of correct size
4971 21:38:11.250009 <6>[ 102.036098] lkdtm: attempting bad copy_to_user of too large size
4972 21:38:11.408816 # [ 102.023340] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
4973 21:38:11.409386 # [ 102.029800] lkdtm: attempting good copy_to_user of correct size
4974 21:38:11.409759 # [ 102.036098] lkdtm: attempting bad copy_to_user of too large size
4975 21:38:11.424736 # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
4976 21:38:11.456925 not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
4977 21:38:11.488849 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
4978 21:38:11.814510 <6>[ 102.589076] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
4979 21:38:11.815141 <6>[ 102.595633] lkdtm: attempting good copy_from_user of correct size
4980 21:38:11.815540 <6>[ 102.602076] lkdtm: attempting bad copy_from_user of too large size
4981 21:38:11.969654 # [ 102.589076] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
4982 21:38:11.970222 # [ 102.595633] lkdtm: attempting good copy_from_user of correct size
4983 21:38:11.970590 # [ 102.602076] lkdtm: attempting bad copy_from_user of too large size
4984 21:38:11.985486 # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
4985 21:38:12.029888 not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
4986 21:38:12.045330 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
4987 21:38:12.407396 <6>[ 103.183998] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
4988 21:38:12.408019 <6>[ 103.190836] lkdtm: attempting good copy_to_user inside whitelist
4989 21:38:12.408396 <6>[ 103.197156] lkdtm: attempting bad copy_to_user outside whitelist
4990 21:38:12.558237 # [ 103.183998] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
4991 21:38:12.558833 # [ 103.190836] lkdtm: attempting good copy_to_user inside whitelist
4992 21:38:12.559216 # [ 103.197156] lkdtm: attempting bad copy_to_user outside whitelist
4993 21:38:12.573987 # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
4994 21:38:12.611952 not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
4995 21:38:12.627959 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
4996 21:38:12.969699 <6>[ 103.744093] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
4997 21:38:12.970263 <6>[ 103.751117] lkdtm: attempting good copy_from_user inside whitelist
4998 21:38:12.970633 <6>[ 103.757626] lkdtm: attempting bad copy_from_user outside whitelist
4999 21:38:13.118654 # [ 103.744093] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
5000 21:38:13.119266 # [ 103.751117] lkdtm: attempting good copy_from_user inside whitelist
5001 21:38:13.119638 # [ 103.757626] lkdtm: attempting bad copy_from_user outside whitelist
5002 21:38:13.151016 # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
5003 21:38:13.181800 not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
5004 21:38:13.197815 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
5005 21:38:13.554272 <6>[ 104.319980] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
5006 21:38:13.554670 <6>[ 104.326482] lkdtm: good_stack: c6a9be0c-c6a9be2c
5007 21:38:13.554936 <6>[ 104.331476] lkdtm: bad_stack : c6a9bd84-c6a9bda4
5008 21:38:13.555161 <6>[ 104.336387] lkdtm: attempting good copy_to_user of local stack
5009 21:38:13.555373 <6>[ 104.342593] lkdtm: attempting bad copy_to_user of distant stack
5010 21:38:13.735539 # [ 104.319980] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
5011 21:38:13.736113 # [ 104.326482] lkdtm: good_stack: c6a9be0c-c6a9be2c
5012 21:38:13.736481 # [ 104.331476] lkdtm: bad_stack : c6a9bd84-c6a9bda4
5013 21:38:13.736822 # [ 104.336387] lkdtm: attempting good copy_to_user of local stack
5014 21:38:13.737155 # [ 104.342593] lkdtm: attempting bad copy_to_user of distant stack
5015 21:38:13.737473 # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
5016 21:38:13.766641 not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
5017 21:38:13.798208 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
5018 21:38:14.154706 <6>[ 104.919781] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
5019 21:38:14.154876 <6>[ 104.926461] lkdtm: good_stack: c683de0c-c683de2c
5020 21:38:14.154946 <6>[ 104.931468] lkdtm: bad_stack : c683dd84-c683dda4
5021 21:38:14.155010 <6>[ 104.936412] lkdtm: attempting good copy_from_user of local stack
5022 21:38:14.155072 <6>[ 104.942788] lkdtm: attempting bad copy_from_user of distant stack
5023 21:38:14.322151 # [ 104.919781] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
5024 21:38:14.322718 # [ 104.926461] lkdtm: good_stack: c683de0c-c683de2c
5025 21:38:14.323199 # [ 104.931468] lkdtm: bad_stack : c683dd84-c683dda4
5026 21:38:14.323551 # [ 104.936412] lkdtm: attempting good copy_from_user of local stack
5027 21:38:14.323884 # [ 104.942788] lkdtm: attempting bad copy_from_user of distant stack
5028 21:38:14.324206 # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
5029 21:38:14.354290 not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
5030 21:38:14.386134 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
5031 21:38:14.741932 <6>[ 105.504915] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
5032 21:38:14.742501 <6>[ 105.511314] lkdtm: good_stack: c45dfe0c-c45dfe2c
5033 21:38:14.742902 <6>[ 105.516207] lkdtm: bad_stack : c45dfffc-c45e001c
5034 21:38:14.743251 <6>[ 105.521162] lkdtm: attempting good copy_to_user of local stack
5035 21:38:14.743584 <6>[ 105.527312] lkdtm: attempting bad copy_to_user of distant stack
5036 21:38:14.898724 # [ 105.504915] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
5037 21:38:14.899337 # [ 105.511314] lkdtm: good_stack: c45dfe0c-c45dfe2c
5038 21:38:14.899709 # [ 105.516207] lkdtm: bad_stack : c45dfffc-c45e001c
5039 21:38:14.900048 # [ 105.521162] lkdtm: attempting good copy_to_user of local stack
5040 21:38:14.900375 # [ 105.527312] lkdtm: attempting bad copy_to_user of distant stack
5041 21:38:14.914839 # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
5042 21:38:14.952442 not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
5043 21:38:14.984682 # selftests: lkdtm: USERCOPY_KERNEL.sh
5044 21:38:15.333296 <6>[ 106.102512] lkdtm: Performing direct entry USERCOPY_KERNEL
5045 21:38:15.333857 <6>[ 106.108334] lkdtm: attempting good copy_to_user from kernel rodata: c15ec000
5046 21:38:15.334237 <6>[ 106.115858] lkdtm: attempting bad copy_to_user from kernel text: c053dda4
5047 21:38:15.334591 <3>[ 106.122996] lkdtm: FAIL: survived bad copy_to_user()
5048 21:38:15.497322 # [ 106.102512] lkdtm: Performing direct entry USERCOPY_KERNEL
5049 21:38:15.497888 # [ 106.108334] lkdtm: attempting good copy_to_user from kernel rodata: c15ec000
5050 21:38:15.498262 # [ 106.115858] lkdtm: attempting bad copy_to_user from kernel text: c053dda4
5051 21:38:15.498610 # [ 106.122996] lkdtm: FAIL: survived bad copy_to_user()
5052 21:38:15.499004 # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
5053 21:38:15.513268 not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
5054 21:38:15.545182 # selftests: lkdtm: STACKLEAK_ERASING.sh
5055 21:38:15.941096 <6>[ 106.699423] lkdtm: Performing direct entry STACKLEAK_ERASING
5056 21:38:15.941651 <6>[ 106.705498] lkdtm: checking unused part of the thread stack (7732 bytes)...
5057 21:38:15.942024 <3>[ 106.712980] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
5058 21:38:15.942372 <3>[ 106.720248] lkdtm: FAIL: the thread stack is NOT properly erased
5059 21:38:15.942707 <4>[ 106.726570] CPU: 2 PID: 3579 Comm: cat Tainted: G D W 5.10.212-cip44 #1
5060 21:38:15.943098 <4>[ 106.734584] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
5061 21:38:15.943426 <4>[ 106.741379] Backtrace:
5062 21:38:15.984374 <4>[ 106.744119] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
5063 21:38:15.984938 <4>[ 106.751963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
5064 21:38:15.985316 <4>[ 106.757901] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
5065 21:38:15.985665 <4>[ 106.765494] [<c13c5254>] (dump_stack) from [<c13ccaf0>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
5066 21:38:15.985997 <4>[ 106.774295] r9:c1ad6160 r8:c15ebd54 r7:c693df60 r6:c693de34 r5:c693c000 r4:0000078d
5067 21:38:16.027562 <4>[ 106.782320] [<c13cc9a8>] (lkdtm_STACKLEAK_ERASING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
5068 21:38:16.028129 <4>[ 106.791379] r8:c15ebd54 r7:c693df60 r6:00000012 r5:c6cfa000 r4:00000046
5069 21:38:16.028504 <4>[ 106.798357] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
5070 21:38:16.028855 <4>[ 106.806643] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
5071 21:38:16.029188 <4>[ 106.814835] r9:c693df60 r8:c517a780 r7:00000012 r6:b6e67000 r5:c4392f00 r4:c0c588c8
5072 21:38:16.029517 <4>[ 106.822860] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
5073 21:38:16.071181 <4>[ 106.830965] r9:c07e20b8 r8:c693df60 r7:c290d000 r6:b6e67000 r5:c4392f00 r4:00000000
5074 21:38:16.071758 <4>[ 106.838984] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
5075 21:38:16.072137 <4>[ 106.846395] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c693c000 r5:c4392f00
5076 21:38:16.072482 <4>[ 106.854491] r4:c4392f00
5077 21:38:16.072812 <4>[ 106.857299] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
5078 21:38:16.073136 <4>[ 106.864708] r9:c693c000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:00000012 r4:00000012
5079 21:38:16.112885 <4>[ 106.872728] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
5080 21:38:16.113458 <4>[ 106.880566] Exception stack(0xc693dfa8 to 0xc693dff0)
5081 21:38:16.113831 <4>[ 106.885893] dfa0: 00000012 00000012 00000001 b6e67000 00000012 00000000
5082 21:38:16.114179 <4>[ 106.894343] dfc0: 00000012 00000012 b6faee00 00000004 00000001 00000000 00020000 be9a4ac4
5083 21:38:16.114519 <4>[ 106.902790] dfe0: 00000004 be9a47f8 b6f18d8f b6e9f7e6
5084 21:38:16.275962 # [ 106.699423] lkdtm: Performing direct entry STACKLEAK_ERASING
5085 21:38:16.276524 # [ 106.705498] lkdtm: checking unused part of the thread stack (7732 bytes)...
5086 21:38:16.276899 # [ 106.712980] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
5087 21:38:16.277244 # [ 106.720248] lkdtm: FAIL: the thread stack is NOT properly erased
5088 21:38:16.277570 # [ 106.726570] CPU: 2 PID: 3579 Comm: cat Tainted: G D W 5.10.212-cip44 #1
5089 21:38:16.277897 # [ 106.734584] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
5090 21:38:16.318924 # [ 106.741379] Backtrace:
5091 21:38:16.319492 # [ 106.744119] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
5092 21:38:16.319865 # [ 106.751963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
5093 21:38:16.320207 # [ 106.757901] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
5094 21:38:16.320534 # [ 106.765494] [<c13c5254>] (dump_stack) from [<c13ccaf0>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
5095 21:38:16.320857 # [ 106.774295] r9:c1ad6160 r8:c15ebd54 r7:c693df60 r6:c693de34 r5:c693c000 r4:0000078d
5096 21:38:16.361889 # [ 106.782320] [<c13cc9a8>] (lkdtm_STACKLEAK_ERASING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
5097 21:38:16.362511 # [ 106.791379] r8:c15ebd54 r7:c693df60 r6:00000012 r5:c6cfa000 r4:00000046
5098 21:38:16.363115 # [ 106.798357] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
5099 21:38:16.363494 # [ 106.806643] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
5100 21:38:16.363835 # [ 106.814835] r9:c693df60 r8:c517a780 r7:00000012 r6:b6e67000 r5:c4392f00 r4:c0c588c8
5101 21:38:16.364166 # [ 106.822860] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
5102 21:38:16.404569 # [ 106.830965] r9:c07e20b8 r8:c693df60 r7:c290d000 r6:b6e67000 r5:c4392f00 r4:00000000
5103 21:38:16.404728 # [ 106.838984] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
5104 21:38:16.404794 # [ 106.846395] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c693c000 r5:c4392f00
5105 21:38:16.404855 # [ 106.854491] r4:c4392f00
5106 21:38:16.404914 # [ 106.857299] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
5107 21:38:16.404972 # [ 106.864708] r9:c693c000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:00000012 r4:00000012
5108 21:38:16.447760 # [ 106.872728] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
5109 21:38:16.447979 # [ 106.880566] Exception stack(0xc693dfa8 to 0xc693dff0)
5110 21:38:16.448098 # [ 106.885893] dfa0: 00000012 00000012 00000001 b6e67000 00000012 00000000
5111 21:38:16.448203 # [ 106.894343] dfc0: 00000012 00000012 b6faee00 00000004 00000001 00000000 00020000 be9a4ac4
5112 21:38:16.448303 # [ 106.902790] dfe0: 00000004 be9a47f8 b6f18d8f b6e9f7e6
5113 21:38:16.448403 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
5114 21:38:16.468218 not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
5115 21:38:16.468553 # selftests: lkdtm: CFI_FORWARD_PROTO.sh
5116 21:38:16.708039 <6>[ 107.479993] lkdtm: Performing direct entry CFI_FORWARD_PROTO
5117 21:38:16.708278 <6>[ 107.485964] lkdtm: Calling matched prototype ...
5118 21:38:16.708414 <6>[ 107.490917] lkdtm: Calling mismatched prototype ...
5119 21:38:16.708532 <6>[ 107.496071] lkdtm: Fail: survived mismatched prototype function call!
5120 21:38:16.868453 # [ 107.479993] lkdtm: Performing direct entry CFI_FORWARD_PROTO
5121 21:38:16.868971 # [ 107.485964] lkdtm: Calling matched prototype ...
5122 21:38:16.869308 # [ 107.490917] lkdtm: Calling mismatched prototype ...
5123 21:38:16.869619 # [ 107.496071] lkdtm: Fail: survived mismatched prototype function call!
5124 21:38:16.884095 # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
5125 21:38:16.916372 not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
5126 21:38:17.613073 Traceback (most recent call last):
5127 21:38:17.613217 File "/lava-12965456/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/./parse-output.py", line 4, in <module>
5128 21:38:17.613286 from tap import parser
5129 21:38:17.613346 ModuleNotFoundError: No module named 'tap'
5130 21:38:17.629624 + ../../utils/send-to-lava.sh ./output/result.txt
5131 21:38:17.771742 <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>
5132 21:38:17.772310 + set +x
5133 21:38:17.772687 <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12965456_1.6.2.4.5>
5134 21:38:17.773030 <LAVA_TEST_RUNNER EXIT>
5135 21:38:17.775245 Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
5137 21:38:17.776374 Received signal: <ENDRUN> 1_kselftest-lkdtm 12965456_1.6.2.4.5
5138 21:38:17.776744 Ending use of test pattern.
5139 21:38:17.777075 Ending test lava.1_kselftest-lkdtm (12965456_1.6.2.4.5), duration 57.77
5141 21:38:17.778239 ok: lava_test_shell seems to have completed
5142 21:38:17.778720 shardfile-lkdtm: pass
5143 21:38:17.779187 end: 3.1 lava-test-shell (duration 00:00:59) [common]
5144 21:38:17.779626 end: 3 lava-test-retry (duration 00:00:59) [common]
5145 21:38:17.780098 start: 4 finalize (timeout 00:06:43) [common]
5146 21:38:17.780573 start: 4.1 power-off (timeout 00:00:30) [common]
5147 21:38:17.781302 Calling: 'pduclient' '--daemon=localhost' '--hostname=pms-0' '--port=2' '--command=off'
5148 21:38:17.866886 >> Command sent successfully.
5149 21:38:17.871674 Returned 0 in 0 seconds
5150 21:38:17.972768 end: 4.1 power-off (duration 00:00:00) [common]
5152 21:38:17.974284 start: 4.2 read-feedback (timeout 00:06:42) [common]
5153 21:38:17.975624 Listened to connection for namespace 'common' for up to 1s
5154 21:38:17.976494 Listened to connection for namespace 'common' for up to 1s
5155 21:38:18.976049 Finalising connection for namespace 'common'
5156 21:38:18.976232 Disconnecting from shell: Finalise
5157 21:38:18.976305 / #
5158 21:38:19.076725 end: 4.2 read-feedback (duration 00:00:01) [common]
5159 21:38:19.076939 end: 4 finalize (duration 00:00:01) [common]
5160 21:38:19.077062 Cleaning after the job
5161 21:38:19.077160 Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/ramdisk
5162 21:38:19.079659 Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/kernel
5163 21:38:19.081506 Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/dtb
5164 21:38:19.081683 Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/nfsrootfs
5165 21:38:19.164443 Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12965456/tftp-deploy-29duw6bv/modules
5166 21:38:19.169707 Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12965456
5167 21:38:19.797457 Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12965456
5168 21:38:19.797636 Job finished correctly