[Enter `^Ec?' for help] coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 bootblock starting... CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz CPU: ID 806e9, Kabylake H0, ucode: 00000097 CPU: AES supported, TXT NOT supported, VT supported MCH: device id 590c (rev 02) is Kabylake-Y PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium IGD: device id 591c (rev 02) is Amberlake ULX GT2 VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset 1a0a80 size f47c coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 verstage starting... Probing TPM: . done! TPM ready after 0 ms Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab Initialized TPM device CR50 revision 0 tlcl_send_startup: Startup return code is 0 TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area GBB found @ c11000 (978944 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 Phase 2 Phase 3 FMAP: area GBB found @ c11000 (978944 bytes) VB2:vb2_report_dev_firmware() This is developer signed firmware FMAP: area VBLOCK_A found @ 200000 (65536 bytes) FMAP: area VBLOCK_A found @ 200000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_A found @ 200000 (65536 bytes) FMAP: area VBLOCK_A found @ 200000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes) VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW VB2:vb2_rsa_verify_digest() Digest check failed! VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7 Saving nvdata Reboot requested (10020007) board_reset() called! full_reset() called! coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 bootblock starting... CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz CPU: ID 806e9, Kabylake H0, ucode: 00000097 CPU: AES supported, TXT NOT supported, VT supported MCH: device id 590c (rev 02) is Kabylake-Y PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium IGD: device id 591c (rev 02) is Amberlake ULX GT2 VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset 1a0a80 size f47c coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 verstage starting... Probing TPM: . done! TPM ready after 0 ms Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab Initialized TPM device CR50 revision 0 tlcl_send_startup: Startup return code is 0 TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area GBB found @ c11000 (978944 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7 VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0 Recovery requested (1009000e) Saving nvdata tlcl_extend: response is 0 tlcl_extend: response is 0 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size 10ffc coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 romstage starting... pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00 gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000 gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000 gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000 gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000 TCO_STS: 0000 0000 GEN_PMCON: e0040200 0000523a GBLRST_CAUSE: 00000000 00000000 prev_sleep_state 5 Boot Count incremented to 27718 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fspm.bin' CBFS: Found @ offset 103fc0 size 63000 Chrome EC: UHEPI supported FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes) Probing TPM: done! Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab Initialized TPM device CR50 revision 0 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE MRC cache found, size 1868 bootmode is set to :2 SPD index 1 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'spd.bin' CBFS: Found @ offset 1a0240 size 800 SPD: module type is LPDDR3 SPD: module part is K4E8E324EB-EGCF SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb SPD: device width 32 bits, bus width 64 bits SPD: module size is 2048 MB (per channel) CBMEM: IMD: root @ 7afff000 254 entries. IMD: root @ 7affec00 62 entries. External stage cache: IMD: root @ 7b3ff000 254 entries. IMD: root @ 7b3fec00 62 entries. creating vboot_handoff structure Chrome EC: clear events_b mask to 0x0000000021004000 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 tlcl_write: response is 0 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 MRC: TPM MRC hash updated successfully. 2 DIMMs found top_of_ram = 0x7b000000 MTRR Range: Start=7a000000 End=7b000000 (Size 1000000) MTRR Range: Start=7b000000 End=7b800000 (Size 800000) MTRR Range: Start=ff000000 End=0 (Size 1000000) CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/postcar' CBFS: Found @ offset 197000 size 3f04 Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes) Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90 Processing 118 relocs. Offset value of 0x78bd1000 coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 postcar starting... CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/ramstage' CBFS: Found @ offset e8d80 size 1a462 Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes) Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78 Processing 3657 relocs. Offset value of 0x79d06000 coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 ramstage starting... FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area RO_VPD found @ c00000 (16384 bytes) WARNING: RO_VPD is uninitialized or empty. FMAP: area RW_VPD found @ 9f8000 (8192 bytes) WARNING: RW_VPD is uninitialized or empty. Normal boot. BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'cpu_microcode_blob.bin' CBFS: Found @ offset 11100 size d7c00 microcode: sig=0x806e9 pf=0x10 revision=0x97 Skip microcode update CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fsps.bin' CBFS: Found @ offset 167fc0 size 2f000 Detected 2 core, 4 thread CPU. Setting up SMI for CPU IED base = 0x7b400000 IED size = 0x00400000 Will perform SMM setup. CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz. Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 3 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...done. AP: slot 3 apic_id 2. AP: slot 2 apic_id 3. AP: slot 1 apic_id 1. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000) Installing SMM handler to 0x7b000000 Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0 Processing 243 relocs. Offset value of 0x7b010000 Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x7b008000 SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000) Clearing SMI status registers SMI_STS: PM1 PM1_STS: PWRBTN TCO_STS: BOOT SECOND_TO New SMBASE 0x7b000000 In relocation handler: CPU 0 New SMBASE=0x7b000000 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afffc00 In relocation handler: CPU 1 New SMBASE=0x7afffc00 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afff400 In relocation handler: CPU 3 New SMBASE=0x7afff400 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afff800 In relocation handler: CPU 2 New SMBASE=0x7afff800 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. Initializing CPU #0 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 Setting up local APIC... apic_id: 0x00 done. Turbo is available but hidden Turbo has been enabled SGX : param.enable = 0 Skip microcode update CPU #0 initialized Initializing CPU #1 Initializing CPU #2 Initializing CPU #3 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 Setting up local APIC...CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 Setting up local APIC...Setting up local APIC... apic_id: 0x02 done. apic_id: 0x03 done. Skip microcode update Skip microcode update CPU #3 initialized CPU #2 initialized apic_id: 0x01 done. Skip microcode update CPU #1 initialized bsp_do_flight_plan done after 226 msecs. CPU: frequency set to 3400 MHz Enabling SMIs. Locking SMM. VMX : param.enable = 1 VMX status: enabled, unlocked SGX: pre-conditions not met VMX status: enabled, unlocked SGX: pre-conditions not met VMX status: enabled, unlocked VMX status: enabled, unlocked SGX: pre-conditions not met SGX: pre-conditions not met CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'vbt.bin' CBFS: Found @ offset 103a00 size 48e Found a VBT of 4608 bytes after decompression psys_pmax = 360 FMAP: area GBB found @ c11000 (978944 bytes) ITSS IRQ Polarities Before: IPC0: 0x00ff4000 IPC1: 0x00000007 IPC2: 0x00000000 IPC3: 0x00000000 ITSS IRQ Polarities After: IPC0: 0x00ff4000 IPC1: 0x00000007 IPC2: 0x00000000 IPC3: 0x00000000 Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU BS: BS_DEV_INIT_CHIPS times (us): entry 376027 run 167628 exit 0 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 APIC: 00: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 PCI: 00:15.1: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PCI: 00:1f.1: enabled 1 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 USB0 port 0: enabled 1 I2C: 00:5c: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:3a: enabled 1 I2C: 00:1a: enabled 1 PCI: 00:00.0: enabled 1 SPI: 00: enabled 1 PNP: 0c09.0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 APIC: 01: enabled 1 APIC: 03: enabled 1 APIC: 02: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 00: enabled 1 APIC: 01: enabled 1 APIC: 03: enabled 1 APIC: 02: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 USB0 port 0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 I2C: 00:5c: enabled 1 PCI: 00:15.1: enabled 1 I2C: 00:15: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 I2C: 00:39: enabled 1 I2C: 00:3a: enabled 1 I2C: 00:1a: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 SPI: 00: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:1f.1: enabled 1 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 PCI: 00:00.0 [8086/0000] ops PCI: 00:00.0 [8086/590c] enabled PCI: 00:02.0 [8086/0000] ops PCI: 00:02.0 [8086/591c] enabled PCI: 00:04.0 [8086/1903] enabled PCI: 00:08.0 [8086/1911] enabled PCI: 00:14.0 [8086/0000] bus ops PCI: 00:14.0 [8086/9d2f] enabled PCI: 00:14.2 [8086/9d31] enabled PCI: 00:15.0 [8086/0000] bus ops PCI: 00:15.0 [8086/9d60] enabled PCI: 00:15.1 [8086/0000] bus ops PCI: 00:15.1 [8086/9d61] enabled PCI: 00:16.0 [8086/0000] ops PCI: 00:16.0 [8086/9d3a] enabled PCI: 00:19.0 [8086/0000] ops PCI: 00:19.0 [8086/9d66] enabled PCI: 00:19.1 [8086/0000] bus ops PCI: 00:19.1 [8086/9d65] enabled PCI: 00:1c.0 [8086/0000] bus ops PCI: 00:1c.0 [8086/9d10] enabled PCI: 00:1e.0 [8086/0000] ops PCI: 00:1e.0 [8086/9d27] enabled PCI: 00:1e.2 [8086/0000] bus ops PCI: 00:1e.2 [8086/9d29] enabled PCI: 00:1e.4 [8086/9d2b] enabled PCI: 00:1e.6 [8086/0000] ops PCI: 00:1e.6 [8086/9d2d] enabled PCI: 00:1f.0 [8086/0000] bus ops PCI: 00:1f.0 [8086/9d4b] enabled PCI: Static device PCI: 00:1f.1 not found, disabling it. PCI: 00:1f.2 [8086/0000] bus ops PCI: 00:1f.2 [8086/9d21] enabled PCI: 00:1f.3 [8086/0000] bus ops PCI: 00:1f.3 [8086/9d71] enabled PCI: 00:1f.4 [8086/0000] bus ops PCI: 00:1f.4 [8086/9d23] enabled PCI: 00:1f.5 [8086/0000] bus ops PCI: 00:1f.5 [8086/9d24] enabled PCI: 00:14.0 scanning... scan_usb_bus for PCI: 00:14.0 USB0 port 0 enabled USB0 port 0 scanning... scan_usb_bus for USB0 port 0 USB2 port 0 enabled USB2 port 1 enabled USB2 port 2 enabled USB2 port 4 enabled USB2 port 8 enabled USB2 port 0 scanning... scan_usb_bus for USB2 port 0 scan_usb_bus for USB2 port 0 done scan_bus: scanning of bus USB2 port 0 took 8967 usecs USB2 port 1 scanning... scan_usb_bus for USB2 port 1 scan_usb_bus for USB2 port 1 done scan_bus: scanning of bus USB2 port 1 took 8972 usecs USB2 port 2 scanning... scan_usb_bus for USB2 port 2 scan_usb_bus for USB2 port 2 done scan_bus: scanning of bus USB2 port 2 took 8976 usecs USB2 port 4 scanning... scan_usb_bus for USB2 port 4 scan_usb_bus for USB2 port 4 done scan_bus: scanning of bus USB2 port 4 took 8972 usecs USB2 port 8 scanning... scan_usb_bus for USB2 port 8 scan_usb_bus for USB2 port 8 done scan_bus: scanning of bus USB2 port 8 took 8965 usecs scan_usb_bus for USB0 port 0 done scan_bus: scanning of bus USB0 port 0 took 90994 usecs scan_usb_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 107783 usecs PCI: 00:15.0 scanning... scan_generic_bus for PCI: 00:15.0 bus: PCI: 00:15.0[0]->I2C: 01:5c enabled scan_generic_bus for PCI: 00:15.0 done scan_bus: scanning of bus PCI: 00:15.0 took 14211 usecs PCI: 00:15.1 scanning... scan_generic_bus for PCI: 00:15.1 bus: PCI: 00:15.1[0]->I2C: 02:15 enabled scan_generic_bus for PCI: 00:15.1 done scan_bus: scanning of bus PCI: 00:15.1 took 14158 usecs PCI: 00:19.1 scanning... scan_generic_bus for PCI: 00:19.1 bus: PCI: 00:19.1[0]->I2C: 03:39 enabled bus: PCI: 00:19.1[0]->I2C: 03:3a enabled bus: PCI: 00:19.1[0]->I2C: 03:1a enabled scan_generic_bus for PCI: 00:19.1 done scan_bus: scanning of bus PCI: 00:19.1 took 22369 usecs PCI: 00:1c.0 scanning... do_pci_scan_bridge for PCI: 00:1c.0 PCI: pci_scan_bus for bus 01 PCI: 01:00.0 [8086/095a] enabled Capability: type 0x01 @ 0xc8 Capability: type 0x05 @ 0xd0 Capability: type 0x10 @ 0x40 Capability: type 0x10 @ 0x40 Enabling Common Clock Configuration L1 Sub-State supported from root port 28 L1 Sub-State Support = 0xf CommonModeRestoreTime = 0x28 Power On Value = 0x1e, Power On Scale = 0x0 ASPM: Enabled L1 Capability: type 0x01 @ 0xc8 Capability: type 0x05 @ 0xd0 Capability: type 0x10 @ 0x40 scan_bus: scanning of bus PCI: 00:1c.0 took 53528 usecs PCI: 00:1e.2 scanning... scan_generic_bus for PCI: 00:1e.2 bus: PCI: 00:1e.2[0]->SPI: 00 enabled scan_generic_bus for PCI: 00:1e.2 done scan_bus: scanning of bus PCI: 00:1e.2 took 13865 usecs PCI: 00:1f.0 scanning... scan_lpc_bus for PCI: 00:1f.0 PNP: 0c09.0 enabled scan_lpc_bus for PCI: 00:1f.0 done scan_bus: scanning of bus PCI: 00:1f.0 took 11323 usecs PCI: 00:1f.2 scanning... scan_lpc_bus for PCI: 00:1f.2 scan_lpc_bus for PCI: 00:1f.2 done scan_bus: scanning of bus PCI: 00:1f.2 took 9266 usecs PCI: 00:1f.3 scanning... scan_bus: scanning of bus PCI: 00:1f.3 took 2720 usecs PCI: 00:1f.4 scanning... scan_generic_bus for PCI: 00:1f.4 scan_generic_bus for PCI: 00:1f.4 done scan_bus: scanning of bus PCI: 00:1f.4 took 10043 usecs PCI: 00:1f.5 scanning... scan_generic_bus for PCI: 00:1f.5 scan_generic_bus for PCI: 00:1f.5 done scan_bus: scanning of bus PCI: 00:1f.5 took 10040 usecs scan_bus: scanning of bus DOMAIN: 0000 took 466157 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 486269 usecs done Chrome EC: UHEPI supported FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes) MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'. SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000 FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes) SPI flash protection: WPSW=0 SRP0=1 MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'. BS: BS_DEV_ENUMERATE times (us): entry 0 run 826039 exit 39222 found VGA at PCI: 00:02.0 Setting up VGA for PCI: 00:02.0 Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000 Setting PCI_BRIDGE_CTL_VGA for bridge Root Device Allocating resources... Reading resources... Root Device read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 done DOMAIN: 0000 read_resources bus 0 link: 0 PCI: 00:14.0 read_resources bus 0 link: 0 USB0 port 0 read_resources bus 0 link: 0 USB0 port 0 read_resources bus 0 link: 0 done PCI: 00:14.0 read_resources bus 0 link: 0 done PCI: 00:15.0 read_resources bus 1 link: 0 PCI: 00:15.0 read_resources bus 1 link: 0 done PCI: 00:15.1 read_resources bus 2 link: 0 PCI: 00:15.1 read_resources bus 2 link: 0 done PCI: 00:19.1 read_resources bus 3 link: 0 PCI: 00:19.1 read_resources bus 3 link: 0 done PCI: 00:1c.0 read_resources bus 1 link: 0 PCI: 00:1c.0 read_resources bus 1 link: 0 done PCI: 00:1e.2 read_resources bus 4 link: 0 PCI: 00:1e.2 read_resources bus 4 link: 0 done PCI: 00:1f.0 read_resources bus 0 link: 0 PCI: 00:1f.0 read_resources bus 0 link: 0 done DOMAIN: 0000 read_resources bus 0 link: 0 done Root Device read_resources bus 0 link: 0 done Done reading resources. Show resources in subtree (Root Device)...After reading. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 00 APIC: 00 APIC: 01 APIC: 03 APIC: 02 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100 PCI: 00:00.0 PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0 PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1 PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2 PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3 PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4 PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5 PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6 PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7 PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8 PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9 PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f PCI: 00:02.0 PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18 PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20 PCI: 00:04.0 PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10 PCI: 00:08.0 PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:14.0 child on link 0 USB0 port 0 PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10 USB0 port 0 child on link 0 USB2 port 0 USB2 port 0 USB2 port 1 USB2 port 2 USB2 port 4 USB2 port 8 PCI: 00:14.1 PCI: 00:14.2 PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:15.0 child on link 0 I2C: 01:5c PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 01:5c PCI: 00:15.1 child on link 0 I2C: 02:15 PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 02:15 PCI: 00:15.2 PCI: 00:15.3 PCI: 00:16.0 PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:16.1 PCI: 00:16.2 PCI: 00:16.3 PCI: 00:16.4 PCI: 00:17.0 PCI: 00:19.0 PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10 PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18 PCI: 00:19.1 child on link 0 I2C: 03:39 PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 03:39 I2C: 03:3a I2C: 03:1a PCI: 00:19.2 PCI: 00:1c.0 child on link 0 PCI: 01:00.0 PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10 PCI: 00:1c.1 PCI: 00:1c.2 PCI: 00:1c.3 PCI: 00:1c.4 PCI: 00:1c.5 PCI: 00:1c.6 PCI: 00:1c.7 PCI: 00:1d.0 PCI: 00:1d.1 PCI: 00:1d.2 PCI: 00:1d.3 PCI: 00:1e.0 PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1e.1 PCI: 00:1e.2 child on link 0 SPI: 00 PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 SPI: 00 PCI: 00:1e.3 PCI: 00:1e.4 PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1e.5 PCI: 00:1e.6 PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.0 child on link 0 PNP: 0c09.0 PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:1f.1 PCI: 00:1f.2 PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10 PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48 PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40 PCI: 00:1f.3 PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20 PCI: 00:1f.4 PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20 PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.5 PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10 PCI: 00:1f.6 DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done PCI: 00:02.0 20 * [0x0 - 0x3f] io DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 01:00.0 10 * [0x0 - 0x1fff] mem PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done PCI: 00:02.0 18 * [0x0 - 0xfffffff] prefmem PCI: 00:02.0 10 * [0x10000000 - 0x10ffffff] mem PCI: 00:1c.0 20 * [0x11000000 - 0x110fffff] mem PCI: 00:14.0 10 * [0x11100000 - 0x1110ffff] mem PCI: 00:1f.3 20 * [0x11110000 - 0x1111ffff] mem PCI: 00:04.0 10 * [0x11120000 - 0x11127fff] mem PCI: 00:1f.2 10 * [0x11128000 - 0x1112bfff] mem PCI: 00:1f.3 10 * [0x1112c000 - 0x1112ffff] mem PCI: 00:08.0 10 * [0x11130000 - 0x11130fff] mem PCI: 00:14.2 10 * [0x11131000 - 0x11131fff] mem PCI: 00:15.0 10 * [0x11132000 - 0x11132fff] mem PCI: 00:15.1 10 * [0x11133000 - 0x11133fff] mem PCI: 00:16.0 10 * [0x11134000 - 0x11134fff] mem PCI: 00:19.0 18 * [0x11135000 - 0x11135fff] mem PCI: 00:19.1 10 * [0x11136000 - 0x11136fff] mem PCI: 00:1e.0 10 * [0x11137000 - 0x11137fff] mem PCI: 00:1e.2 10 * [0x11138000 - 0x11138fff] mem PCI: 00:1e.4 10 * [0x11139000 - 0x11139fff] mem PCI: 00:1e.6 10 * [0x1113a000 - 0x1113afff] mem PCI: 00:1f.5 10 * [0x1113b000 - 0x1113bfff] mem PCI: 00:1f.4 10 * [0x1113c000 - 0x1113c0ff] mem DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done avoid_fixed_resources: DOMAIN: 0000 avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed) constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed) constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed) constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed) constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed) constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed) constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed) constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed) avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff Setting resources... DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f PCI: 00:02.0 20 * [0x1c00 - 0x1c3f] io DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff PCI: 00:02.0 18 * [0xc0000000 - 0xcfffffff] prefmem PCI: 00:02.0 10 * [0xd0000000 - 0xd0ffffff] mem PCI: 00:1c.0 20 * [0xd1000000 - 0xd10fffff] mem PCI: 00:14.0 10 * [0xd1100000 - 0xd110ffff] mem PCI: 00:1f.3 20 * [0xd1110000 - 0xd111ffff] mem PCI: 00:04.0 10 * [0xd1120000 - 0xd1127fff] mem PCI: 00:1f.2 10 * [0xd1128000 - 0xd112bfff] mem PCI: 00:1f.3 10 * [0xd112c000 - 0xd112ffff] mem PCI: 00:08.0 10 * [0xd1130000 - 0xd1130fff] mem PCI: 00:14.2 10 * [0xd1131000 - 0xd1131fff] mem PCI: 00:15.0 10 * [0xd1132000 - 0xd1132fff] mem PCI: 00:15.1 10 * [0xd1133000 - 0xd1133fff] mem PCI: 00:16.0 10 * [0xd1134000 - 0xd1134fff] mem PCI: 00:19.0 18 * [0xd1135000 - 0xd1135fff] mem PCI: 00:19.1 10 * [0xd1136000 - 0xd1136fff] mem PCI: 00:1e.0 10 * [0xd1137000 - 0xd1137fff] mem PCI: 00:1e.2 10 * [0xd1138000 - 0xd1138fff] mem PCI: 00:1e.4 10 * [0xd1139000 - 0xd1139fff] mem PCI: 00:1e.6 10 * [0xd113a000 - 0xd113afff] mem PCI: 00:1f.5 10 * [0xd113b000 - 0xd113bfff] mem PCI: 00:1f.4 10 * [0xd113c000 - 0xd113c0ff] mem DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff PCI: 01:00.0 10 * [0xd1000000 - 0xd1001fff] mem PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done Root Device assign_resources, bus 0 link: 0 DOMAIN: 0000 assign_resources, bus 0 link: 0 PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64 PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64 PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64 PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64 PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64 PCI: 00:14.0 assign_resources, bus 0 link: 0 PCI: 00:14.0 assign_resources, bus 0 link: 0 PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.0 assign_resources, bus 1 link: 0 PCI: 00:15.0 assign_resources, bus 1 link: 0 PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.1 assign_resources, bus 2 link: 0 PCI: 00:15.1 assign_resources, bus 2 link: 0 PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.1 assign_resources, bus 3 link: 0 PCI: 00:19.1 assign_resources, bus 3 link: 0 PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem PCI: 00:1c.0 assign_resources, bus 1 link: 0 PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64 PCI: 00:1c.0 assign_resources, bus 1 link: 0 PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.2 assign_resources, bus 4 link: 0 PCI: 00:1e.2 assign_resources, bus 4 link: 0 PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64 PCI: 00:1f.0 assign_resources, bus 0 link: 0 PCI: 00:1f.0 assign_resources, bus 0 link: 0 LPC: Trying to open IO window from 800 size 1ff PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64 PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64 PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64 PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem DOMAIN: 0000 assign_resources, bus 0 link: 0 Root Device assign_resources, bus 0 link: 0 Done setting resources. Show resources in subtree (Root Device)...After assigning values. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 00 APIC: 00 APIC: 01 APIC: 03 APIC: 02 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000 DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100 PCI: 00:00.0 PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0 PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1 PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2 PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3 PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4 PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5 PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6 PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7 PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8 PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9 PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f PCI: 00:02.0 PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10 PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18 PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20 PCI: 00:04.0 PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10 PCI: 00:08.0 PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10 PCI: 00:14.0 child on link 0 USB0 port 0 PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10 USB0 port 0 child on link 0 USB2 port 0 USB2 port 0 USB2 port 1 USB2 port 2 USB2 port 4 USB2 port 8 PCI: 00:14.1 PCI: 00:14.2 PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10 PCI: 00:15.0 child on link 0 I2C: 01:5c PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10 I2C: 01:5c PCI: 00:15.1 child on link 0 I2C: 02:15 PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10 I2C: 02:15 PCI: 00:15.2 PCI: 00:15.3 PCI: 00:16.0 PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10 PCI: 00:16.1 PCI: 00:16.2 PCI: 00:16.3 PCI: 00:16.4 PCI: 00:17.0 PCI: 00:19.0 PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10 PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18 PCI: 00:19.1 child on link 0 I2C: 03:39 PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10 I2C: 03:39 I2C: 03:3a I2C: 03:1a PCI: 00:19.2 PCI: 00:1c.0 child on link 0 PCI: 01:00.0 PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24 PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10 PCI: 00:1c.1 PCI: 00:1c.2 PCI: 00:1c.3 PCI: 00:1c.4 PCI: 00:1c.5 PCI: 00:1c.6 PCI: 00:1c.7 PCI: 00:1d.0 PCI: 00:1d.1 PCI: 00:1d.2 PCI: 00:1d.3 PCI: 00:1e.0 PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10 PCI: 00:1e.1 PCI: 00:1e.2 child on link 0 SPI: 00 PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10 SPI: 00 PCI: 00:1e.3 PCI: 00:1e.4 PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10 PCI: 00:1e.5 PCI: 00:1e.6 PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10 PCI: 00:1f.0 child on link 0 PNP: 0c09.0 PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:1f.1 PCI: 00:1f.2 PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10 PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48 PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40 PCI: 00:1f.3 PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10 PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20 PCI: 00:1f.4 PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20 PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10 PCI: 00:1f.5 PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10 PCI: 00:1f.6 Done allocating resources. BS: BS_DEV_RESOURCES times (us): entry 0 run 2114213 exit 30 Enabling resources... PCI: 00:00.0 subsystem <- 8086/590c PCI: 00:00.0 cmd <- 06 PCI: 00:02.0 subsystem <- 8086/591c PCI: 00:02.0 cmd <- 03 PCI: 00:04.0 cmd <- 02 PCI: 00:08.0 cmd <- 06 PCI: 00:14.0 subsystem <- 8086/9d2f PCI: 00:14.0 cmd <- 02 PCI: 00:14.2 subsystem <- 8086/9d31 PCI: 00:14.2 cmd <- 02 PCI: 00:15.0 subsystem <- 8086/9d60 PCI: 00:15.0 cmd <- 06 PCI: 00:15.1 subsystem <- 8086/9d61 PCI: 00:15.1 cmd <- 06 PCI: 00:16.0 subsystem <- 8086/9d3a PCI: 00:16.0 cmd <- 02 PCI: 00:19.0 subsystem <- 8086/9d66 PCI: 00:19.0 cmd <- 06 PCI: 00:19.1 subsystem <- 8086/9d65 PCI: 00:19.1 cmd <- 06 PCI: 00:1c.0 bridge ctrl <- 0003 PCI: 00:1c.0 subsystem <- 8086/9d10 PCI: 00:1c.0 cmd <- 06 PCI: 00:1e.0 subsystem <- 8086/9d27 PCI: 00:1e.0 cmd <- 06 PCI: 00:1e.2 subsystem <- 8086/9d29 PCI: 00:1e.2 cmd <- 06 PCI: 00:1e.4 subsystem <- 8086/9d2b PCI: 00:1e.4 cmd <- 06 PCI: 00:1e.6 subsystem <- 8086/9d2d PCI: 00:1e.6 cmd <- 06 PCI: 00:1f.0 subsystem <- 8086/9d4b PCI: 00:1f.0 cmd <- 407 PCI: 00:1f.2 subsystem <- 8086/9d21 PCI: 00:1f.2 cmd <- 02 PCI: 00:1f.3 subsystem <- 8086/9d71 PCI: 00:1f.3 cmd <- 02 PCI: 00:1f.4 subsystem <- 8086/9d23 PCI: 00:1f.4 cmd <- 03 PCI: 00:1f.5 subsystem <- 8086/9d24 PCI: 00:1f.5 cmd <- 406 PCI: 01:00.0 subsystem <- 8086/095a PCI: 01:00.0 cmd <- 02 done. ME: Version : 11.8.50.3470 BS: BS_DEV_ENABLE times (us): entry 291 run 139332 exit 21129 Initializing devices... Root Device init ... Chrome EC: Set SMI mask to 0x0000000000000001 Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006 Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set WAKE mask to 0x0000000000000000 Root Device init finished in 30868 usecs CPU_CLUSTER: 0 init ... CPU_CLUSTER: 0 init finished in 2444 usecs PCI: 00:00.0 init ... CPU TDP: 5 Watts CPU PL2 = 18 Watts PCI: 00:00.0 init finished in 6986 usecs PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2250 usecs PCI: 00:04.0 init ... PCI: 00:04.0 init finished in 2249 usecs PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2249 usecs PCI: 00:14.0 init ... PCI: 00:14.0 init finished in 2248 usecs PCI: 00:14.2 init ... PCI: 00:14.2 init finished in 2249 usecs PCI: 00:15.0 init ... DW I2C bus 0 at 0xd1132000 (400 KHz) PCI: 00:15.0 init finished in 5969 usecs PCI: 00:15.1 init ... DW I2C bus 1 at 0xd1133000 (400 KHz) PCI: 00:15.1 init finished in 5967 usecs PCI: 00:16.0 init ... PCI: 00:16.0 init finished in 2249 usecs PCI: 00:19.1 init ... DW I2C bus 5 at 0xd1136000 (400 KHz) PCI: 00:19.1 init finished in 5967 usecs PCI: 00:1c.0 init ... Initializing PCH PCIe bridge. PCI: 00:1c.0 init finished in 5288 usecs PCI: 00:1e.4 init ... PCI: 00:1e.4 init finished in 2248 usecs PCI: 00:1f.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x00 IOAPIC: ID = 0x02 IOAPIC: Dumping registers reg 0x0000: 0x02000000 reg 0x0001: 0x00770020 reg 0x0002: 0x00000000 PCI: 00:1f.0 init finished in 23487 usecs PCI: 00:1f.2 init ... RTC Init Set power on after power failure. Disabling ACPI via APMC: done. Disabling Deep S3 Disabling Deep S3 Enabling Deep S4 Enabling Deep S4 Enabling Deep S5 Enabling Deep S5 PCI: 00:1f.2 init finished in 23771 usecs PCI: 00:1f.4 init ... PCI: 00:1f.4 init finished in 2260 usecs PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2393 usecs PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: rammus_v2.0.387-f0df0fe2e rw: rammus_v2.0.425-6e0dd622e running image: 1 EC returned error result code 1 PNP: 0c09.0 init finished in 24519 usecs Devices initialized Show all devs... After init. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 APIC: 00: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 PCI: 00:15.1: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PCI: 00:1f.1: enabled 0 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 USB0 port 0: enabled 1 I2C: 01:5c: enabled 1 I2C: 02:15: enabled 1 I2C: 03:39: enabled 1 I2C: 03:3a: enabled 1 I2C: 03:1a: enabled 1 PCI: 01:00.0: enabled 1 SPI: 00: enabled 1 PNP: 0c09.0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 APIC: 01: enabled 1 APIC: 03: enabled 1 APIC: 02: enabled 1 PCI: 00:04.0: enabled 1 PCI: 00:08.0: enabled 1 FMAP: area RW_ELOG found @ 9f0000 (16384 bytes) ELOG: NV offset 0x9f0000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(17) added with size 13 at 2022-08-03 14:38:53 UTC POST: Unexpected post code in previous boot: 0x34 ELOG: Event(A3) added with size 11 at 2022-08-03 14:38:53 UTC ELOG: Event(A6) added with size 13 at 2022-08-03 14:38:53 UTC ELOG: Event(92) added with size 9 at 2022-08-03 14:38:53 UTC ELOG: Event(9A) added with size 9 at 2022-08-03 14:38:53 UTC ELOG: Event(AD) added with size 10 at 2022-08-03 14:38:53 UTC ELOG: Event(9F) added with size 14 at 2022-08-03 14:38:53 UTC BS: BS_DEV_INIT times (us): entry 0 run 417159 exit 66321 ELOG: Event(A1) added with size 10 at 2022-08-03 14:38:53 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2022-08-03 14:38:53 UTC elog_add_boot_reason: Logged dev mode boot Finalize devices... Devices finalized FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes) BS: BS_POST_DEVICE times (us): entry 25860 run 3962 exit 5202 BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset 19af40 size 4691 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at 7aa9a000. ACPI: * FACS ACPI: * DSDT Ramoops buffer: 0x100000@0x7a999000. SGX: not enabled or not supported. skip gnvs fill ACPI: * FADT SCI is IRQ9 ACPI: added table 1/32, length now 40 ACPI: * SSDT Found 1 CPU(s) with 4 core(s) each. \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15 \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105 Error: Could not locate 'wifi_sar' in VPD. Error: failed from getting SAR limits! \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0 \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00 \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0 \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1 \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2 \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4 \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8 ACPI: added table 2/32, length now 44 ACPI: * MCFG ACPI: added table 3/32, length now 48 ACPI: * TPM2 ACPI: added table 4/32, length now 52 ACPI: * MADT SCI is IRQ9 ACPI: added table 5/32, length now 56 current = 7aa9fa60 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dmic-4ch-48khz-16b.bin' CBFS: Found @ offset 167000 size ba8 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dmic-4ch-48khz-32b.bin' CBFS: Found @ offset 19f640 size ba8 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dialog-2ch-48khz-24b.bin' CBFS: Found @ offset 167cc0 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dialog-2ch-48khz-24b.bin' CBFS: Found @ offset 167cc0 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-24b.bin' CBFS: Found @ offset 167c00 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-16b.bin' CBFS: Found @ offset 103f00 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-16b.bin' CBFS: Found @ offset 103f00 size 64 ACPI: * NHLT ACPI: added table 6/32, length now 60 ACPI: * DMAR ACPI: added table 7/32, length now 64 ACPI: * IGD OpRegion GMA: Found VBT in CBFS GMA: Found valid VBT in CBFS current = 7aaa3610 ACPI: added table 8/32, length now 68 ACPI: * HPET ACPI: added table 9/32, length now 72 ACPI: done. ACPI tables: 38592 bytes. smbios_write_tables: 7a998000 Create SMBIOS type 17 PCI: 01:00.0 (Intel WiFi) SMBIOS tables: 662 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532 Writing coreboot table at 0x7aabe000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-000000007a997fff: RAM 4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES 5. 000000007ab06000-000000007abcffff: RAMSTAGE 6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES 7. 000000007b000000-000000007fffffff: RESERVED 8. 00000000e0000000-00000000e3ffffff: RESERVED 9. 00000000fe000000-00000000fe00ffff: RESERVED 10. 00000000fed10000-00000000fed19fff: RESERVED 11. 00000000fed80000-00000000fed84fff: RESERVED 12. 00000000fed90000-00000000fed91fff: RESERVED 13. 0000000100000000-000000017effffff: RAM Graphics framebuffer located at 0xc0000000 Passing 6 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | low recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low oprom | undefined | high | low EC in RW | 0x00000036 | high | low Board ID: 6 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum 3538 coreboot table: 1428 bytes. IMD ROOT 0. 7afff000 00001000 IMD SMALL 1. 7affe000 00001000 FSP MEMORY 2. 7abfe000 00400000 CONSOLE 3. 7abde000 00020000 TIME STAMP 4. 7abdd000 00000910 VBOOT 5. 7abdc000 00000c0c MRC DATA 6. 7abda000 00001878 ROMSTG STCK 7. 7abd9000 00000400 AFTER CAR 8. 7abd0000 00009000 RAMSTAGE 9. 7ab05000 000cb000 REFCODE 10. 7aad6000 0002f000 SMM BACKUP 11. 7aac6000 00010000 COREBOOT 12. 7aabe000 00008000 ACPI 13. 7aa9a000 00024000 ACPI GNVS 14. 7aa99000 00001000 RAMOOPS 15. 7a999000 00100000 SMBIOS 16. 7a998000 00000800 IMD small region: IMD ROOT 0. 7affec00 00000400 FSP RUNTIME 1. 7affebe0 00000004 VBOOT SEL 2. 7affebc0 00000008 EC HOSTEVENT 3. 7affeba0 00000008 POWER STATE 4. 7affeb60 00000040 ROMSTAGE 5. 7affeb40 00000004 MEM INFO 6. 7affe980 000001a9 COREBOOTFWD 7. 7affe940 00000028 MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6 0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0 0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1 0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0 0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6 MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 call enable_fixed_mtrr() CPU physical address size: 39 bits MTRR: default type WB/UC MTRR counts: 6/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6 MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0 MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0 MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1 MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 BS: BS_WRITE_TABLES times (us): entry 0 run 534132 exit 146875 call enable_fixed_mtrr() MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 call enable_fixed_mtrr() call enable_fixed_mtrr() CPU physical address size: 39 bits CPU physical address size: 39 bits CPU physical address size: 39 bits CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/payload' CBFS: Found @ offset 223040 size 360b4 Checking segment from ROM address 0xfff23078 Checking segment from ROM address 0xfff23094 Loading segment from ROM address 0xfff23078 code (compression=0) New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c it's not compressed! [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0 Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834 Loading segment from ROM address 0xfff23094 Entry Point 0x30104020 Loaded segments Finalizing chipset. ME: Host Firmware Status Register 1 : 0x90000245 ME: Host Firmware Status Register 2 : 0x6B000306 ME: Host Firmware Status Register 3 : 0x00000020 ME: Host Firmware Status Register 4 : 0x00084000 ME: Host Firmware Status Register 5 : 0x00000000 ME: Host Firmware Status Register 6 : 0x40000002 ME: FW Partition Table : OK ME: Bringup Loader Failure : NO ME: Firmware Init Complete : YES ME: Manufacturing Mode : NO ME: Boot Options Present : NO ME: Update In Progress : NO ME: D3 Support : NO ME: D0i3 Support : YES ME: Low Power State Enabled : YES ME: CPU Replaced : NO ME: CPU Replacement Valid : YES ME: Current Working State : Normal ME: Current Operation State : M0 with UMA ME: Current Operation Mode : Normal ME: Error Code : No Error ME: Progress Phase : Host Communication ME: Power Management Event : Power cycle reset through Moff ME: Progress Phase State : Host communication established ME: Power Down Mitigation : NO ME: FPF status : fused Clearing MCA. Finalizing SMM. BS: BS_PAYLOAD_LOAD times (us): entry 652 run 262924 exit 135689 mp_park_aps done after 0 msecs. Jumping to boot code at 30104020(7aabe000) CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes Starting depthcharge on rammus... WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime! WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime! The GBB signature is at 0x30004020 and is: 24 47 42 42 [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21 rammus: tftpboot 192.168.201.1 6961459/tftp-deploy-qipfz9s5/kernel/bzImage 6961459/tftp-deploy-qipfz9s5/kernel/cmdline 6961459/tftp-deploy-qipfz9s5/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 6961459/tftp-deploy-qipfz9s5/kernel/bzImaoy-qipfz9s5/kernel/cmdline 6961459/tftp-deploy-qipfz9s5/ramdisk/ramdisk.cpio.gz Waiting for link R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing Adding net device done. MAC: 00:e0:4c:68:0a:98 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.20 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 6961459/tftp-deploy-qipfz9s5/kernel/bzImage Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ################################################################ 00c80000 ################################################################ 00d00000 ####### done. The bootfile was 13682208 bytes long. Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ### done. Sending tftp read request... done. Waiting for the transfer... 00000000 # done. Command line loaded dynamically from TFTP file: 6961459/tftp-deploy-qipfz9s5/kernel/cmdline The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961459/extract-nfsrootfs-nd6i8wzc,tcp,hard ip=dhcp tftpserverip=192.168.201.1 Shutting down all USB controllers. Removing current net device Finalizing coreboot Exiting depthcharge with code 4 at timestamp: 18374280 Starting kernel ... [ 0.000000] Linux version 5.10.135-cip13 (KernelCI@build-j447649-x86-64-gcc-10-x86-64-defconfig-x86-chromeboonrpqd) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Aug 3 14:34:33 UTC 2022 [ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961459/extract-nfsrootfs-nd6i8wzc,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: xstate_offset[3]: 832, xstate_sizes[3]: 64 [ 0.000000] x86/fpu: xstate_offset[4]: 896, xstate_sizes[4]: 64 [ 0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16 [ 0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable [ 0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16 [ 0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.7 present. [ 0.000000] DMI: Google Rammus/Rammus, BIOS 09/04/2020 [ 0.000000] tsc: Detected 1600.000 MHz processor [ 0.000000] tsc: Detected 1599.960 MHz TSC [ 0.000054] last_pfn = 0x17f000 max_arch_pfn = 0x400000000 [ 0.001315] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.006785] last_pfn = 0x7a998 max_arch_pfn = 0x400000000 [ 0.024428] check: Scanning 1 areas for low memory corruption [ 0.024441] Using GB pages for direct mapping [ 0.025236] RAMDISK: [mem 0x377fa000-0x37ffffff] [ 0.025244] ACPI: Early table checksum verification disabled [ 0.025252] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE ) [ 0.025266] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025283] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE COREBOOT 00000000 CORE 00000000) [ 0.025299] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531) [ 0.025313] ACPI: FACS 0x000000007AA9A240 000040 [ 0.025325] ACPI: FACS 0x000000007AA9A240 000040 [ 0.025336] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE COREBOOT 0000002A CORE 0000002A) [ 0.025350] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025362] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE COREBOOT 00000000 CORE 00000000) [ 0.025375] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE COREBOOT 00000000 CORE 00000000) [ 0.025387] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS 00000000 CORE 00000000) [ 0.025400] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025412] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE COREBOOT 00000000 CORE 00000000) [ 0.025425] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025437] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63] [ 0.025443] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962] [ 0.025448] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f] [ 0.025453] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f] [ 0.025457] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969] [ 0.025462] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab] [ 0.025467] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef] [ 0.025472] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b] [ 0.025477] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b] [ 0.025482] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607] [ 0.025487] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670] [ 0.025492] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7] [ 0.025632] No NUMA configuration found [ 0.025637] Faking a node at [mem 0x0000000000000000-0x000000017effffff] [ 0.025647] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff] [ 0.025692] Zone ranges: [ 0.025697] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.025705] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.025713] Normal [mem 0x0000000100000000-0x000000017effffff] [ 0.025720] Movable zone start for each node [ 0.025725] Early memory node ranges [ 0.025730] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.025736] node 0: [mem 0x0000000000100000-0x000000007a997fff] [ 0.025741] node 0: [mem 0x0000000100000000-0x000000017effffff] [ 0.025747] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff] [ 0.025784] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.025842] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.036563] On node 0, zone Normal: 22120 pages in unavailable ranges [ 0.036631] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.036657] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff] [ 0.037013] ACPI: PM-Timer IO Port: 0x1808 [ 0.037067] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119 [ 0.037080] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.037086] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.037119] Using ACPI (MADT) for SMP configuration information [ 0.037124] ACPI: HPET id: 0x8086a701 base: 0xfed00000 [ 0.037132] TSC deadline timer available [ 0.037137] smpboot: Allowing 4 CPUs, 0 hotplug CPUs [ 0.037165] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.037170] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.037176] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff] [ 0.037180] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff] [ 0.037185] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff] [ 0.037189] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff] [ 0.037193] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff] [ 0.037197] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff] [ 0.037201] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff] [ 0.037205] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff] [ 0.037210] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff] [ 0.037214] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff] [ 0.037218] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff] [ 0.037222] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff] [ 0.037226] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff] [ 0.037235] [mem 0x80000000-0xdfffffff] available for PCI devices [ 0.037242] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.050727] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1 [ 0.050998] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288 [ 0.051069] Built 1 zonelists, mobility grouping on. Total pages: 1006266 [ 0.051074] Policy zone: Normal [ 0.051088] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961459/extract-nfsrootfs-nd6i8wzc,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.051608] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.051844] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.051932] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.073019] Memory: 3890624K/4089052K available (18450K kernel code, 3464K rwdata, 6028K rodata, 2040K init, 13236K bss, 198168K reserved, 0K cma-reserved) [ 0.073181] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.073244] Kernel/User page tables isolation: enabled [ 0.073334] ftrace: allocating 53357 entries in 209 pages [ 0.129042] ftrace: allocated 209 pages with 4 groups [ 0.129328] Running RCU self tests [ 0.129343] rcu: Hierarchical RCU implementation. [ 0.129348] rcu: RCU event tracing is enabled. [ 0.129352] rcu: RCU lockdep checking is enabled. [ 0.129357] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4. [ 0.129361] Rude variant of Tasks RCU enabled. [ 0.129365] Tracing variant of Tasks RCU enabled. [ 0.129370] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.129374] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.139804] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16 [ 0.140262] random: crng init done [ 0.140366] Console: colour dummy device 80x25 [ 0.215521] printk: console [ttyS0] enabled [ 0.215889] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.216550] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.216909] ... MAX_LOCK_DEPTH: 48 [ 0.217276] ... MAX_LOCKDEP_KEYS: 8192 [ 0.217657] ... CLASSHASH_SIZE: 4096 [ 0.218038] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.218427] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.218815] ... CHAINHASH_SIZE: 32768 [ 0.219203] memory used by lock dependency info: 6365 kB [ 0.219671] memory used for stack traces: 4224 kB [ 0.220089] per task-struct memory footprint: 1920 bytes [ 0.220613] ACPI: Core revision 20200925 [ 0.221199] hpet: HPET dysfunctional in PC10. Force disabled. [ 0.221699] APIC: Switch to symmetric I/O mode setup [ 0.226228] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns [ 0.227149] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960) [ 0.228054] pid_max: default: 32768 minimum: 301 [ 0.228131] LSM: Security Framework initializing [ 0.228131] SELinux: Initializing. [ 0.228131] LSM support for eBPF active [ 0.228131] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.228131] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.228131] mce: CPU0: Thermal monitoring enabled (TM1) [ 0.228131] process: using mwait in idle threads [ 0.228131] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 0.228131] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 0.228131] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.228131] Spectre V2 : Mitigation: IBRS [ 0.228131] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.228131] RETBleed: Mitigation: IBRS [ 0.228131] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.228131] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.228131] MDS: Vulnerable: Clear CPU buffers attempted, no microcode [ 0.228131] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 0.228131] SRBDS: Vulnerable: No microcode [ 0.228131] ------------[ cut here ]------------ [ 0.228131] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.228131] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.228131] Modules linked in: [ 0.228131] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.135-cip13 #1 [ 0.228131] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 0.228131] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.228131] Code: c4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 d0 68 20 8e c6 05 4b 5d c4 01 01 e8 f3 6c e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc [ 0.228131] RSP: 0000:ffffffff8e403de0 EFLAGS: 00010282 [ 0.228131] RAX: 0000000000000000 RBX: ffffffff8eee4894 RCX: 0000000000000000 [ 0.228131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8cb7ab31 [ 0.228131] RBP: ffffffff8ded9f00 R08: 0000000000000001 R09: 0000000000000001 [ 0.228131] R10: ffffffff8e48fb80 R11: 3fffffffffffffff R12: ffffffff8eefc42c [ 0.228131] R13: cccccccccccccccc R14: ffffffff8ded9f05 R15: 0000000000000004 [ 0.228131] FS: 0000000000000000(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 0.228131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.228131] CR2: ffff9b9bfcc01000 CR3: 000000013b426001 CR4: 00000000003706f0 [ 0.228131] Call Trace: [ 0.228131] alternative_instructions+0x7d/0x143 [ 0.228131] check_bugs+0xe7b/0xed7 [ 0.228131] start_kernel+0x517/0x54d [ 0.228131] secondary_startup_64_no_verify+0xc2/0xcb [ 0.228131] irq event stamp: 162117 [ 0.228131] hardirqs last enabled at (162125): [] console_unlock+0x4d1/0x5f0 [ 0.228131] hardirqs last disabled at (162132): [] console_unlock+0x444/0x5f0 [ 0.228131] softirqs last enabled at (1848): [] cgroup_idr_alloc.constprop.0+0x5b/0xe0 [ 0.228131] softirqs last disabled at (1846): [] cgroup_idr_alloc.constprop.0+0x2e/0xe0 [ 0.228131] ---[ end trace 50de4f214e497b78 ]--- [ 0.228131]# Freeing SMP alternatives memory: 44K [ 0.228131] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9) [ 0.228974] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver. [ 0.229150] ... version: 4 [ 0.229508] ... bit width: 48 [ 0.229871] ... generic registers: 4 [ 0.230139] ... value mask: 0000ffffffffffff [ 0.230603] ... max period: 00007fffffffffff [ 0.231066] ... fixed-purpose events: 3 [ 0.231137] ... event mask: 000000070000000f [ 0.232229] rcu: Hierarchical SRCU implementation. [ 0.234963] smp: Bringing up secondary CPUs ... [ 0.236052] x86: Booting SMP configuration: [ 0.236166] .... node #0, CPUs: #1 [ 0.237189] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 0.238167] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 0.239957] #2 #3 [ 0.242579] smp: Brought up 1 node, 4 CPUs [ 0.243157] smpboot: Max logical packages: 1 [ 0.243538] smpboot: Total of 4 processors activated (12799.68 BogoMIPS) [ 0.246561] devtmpfs: initialized [ 0.247554] x86/mm: Memory block size: 128MB [ 0.252608] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.253154] futex hash table entries: 1024 (order: 5, 131072 bytes, linear) [ 0.254284] pinctrl core: initialized pinctrl subsystem [ 0.255140] PM: RTC time: 14:39:07, date: 2022-08-03 [ 0.256263] NET: Registered protocol family 16 [ 0.257620] audit: initializing netlink subsys (disabled) [ 0.258191] audit: type=2000 audit(1659537547.031:1): state=initialized audit_enabled=0 res=1 [ 0.259140] thermal_sys: Registered thermal governor 'step_wise' [ 0.259148] thermal_sys: Registered thermal governor 'user_space' [ 0.259771] cpuidle: using governor menu [ 0.260763] ACPI: bus type PCI registered [ 0.261579] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000) [ 0.262150] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820 [ 0.262785] PCI: Using configuration type 1 for base access [ 0.292070] Kprobes globally optimized [ 0.292301] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.293152] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.293951] cryptomgr_test (38) used greatest stack depth: 14880 bytes left [ 0.297496] ACPI: Added _OSI(Module Device) [ 0.297872] ACPI: Added _OSI(Processor Device) [ 0.298149] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.298566] ACPI: Added _OSI(Processor Aggregator Device) [ 0.299040] ACPI: Added _OSI(Linux-Dell-Video) [ 0.299157] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.299625] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.315718] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.326268] ACPI: EC: EC started [ 0.326583] ACPI: EC: interrupt blocked [ 0.327899] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.328146] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.328784] ACPI: Interpreter enabled [ 0.329200] ACPI: (supports S0 S3 S4 S5) [ 0.329552] ACPI: Using IOAPIC for interrupt routing [ 0.330083] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug [ 0.352032] ACPI: Power Resource [PRIC] (on) [ 0.481093] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.481153] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.482350] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.483042] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge [ 0.483985] PCI host bridge to bus 0000:00 [ 0.484145] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.484736] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.485141] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.485790] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window] [ 0.486141] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window] [ 0.486789] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window] [ 0.487141] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window] [ 0.487787] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window] [ 0.488141] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window] [ 0.488789] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window] [ 0.489141] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window] [ 0.489787] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window] [ 0.490141] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window] [ 0.490790] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window] [ 0.491141] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window] [ 0.491787] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window] [ 0.492141] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window] [ 0.492788] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window] [ 0.493141] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window] [ 0.493788] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window] [ 0.494142] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.494733] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000 [ 0.496534] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000 [ 0.497089] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit] [ 0.497159] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref] [ 0.497795] pci 0000:00:02.0: reg 0x20: [io 0x1c00-0x1c3f] [ 0.499052] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000 [ 0.499170] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit] [ 0.500807] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000 [ 0.501171] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit] [ 0.502665] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330 [ 0.503184] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit] [ 0.503946] pci 0000:00:14.0: PME# supported from D3hot D3cold [ 0.505216] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000 [ 0.505783] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit] [ 0.507080] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000 [ 0.507193] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit] [ 0.508894] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000 [ 0.509192] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit] [ 0.510944] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000 [ 0.511194] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit] [ 0.511814] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit] [ 0.513220] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000 [ 0.513792] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit] [ 0.515313] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400 [ 0.516068] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold [ 0.517210] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000 [ 0.517784] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit] [ 0.519263] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000 [ 0.519835] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit] [ 0.521271] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501 [ 0.521838] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit] [ 0.523424] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501 [ 0.523992] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit] [ 0.525214] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100 [ 0.526801] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000 [ 0.527176] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff] [ 0.528789] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100 [ 0.529189] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit] [ 0.529841] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit] [ 0.530270] pci 0000:00:1f.3: PME# supported from D3hot D3cold [ 0.531863] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500 [ 0.532209] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit] [ 0.532875] pci 0000:00:1f.4: reg 0x20: [io 0xefa0-0xefbf] [ 0.534140] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000 [ 0.534699] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff] [ 0.536895] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000 [ 0.538084] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit] [ 0.542522] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.545571] pci 0000:00:1c.0: PCI bridge to [bus 01] [ 0.546028] pci 0000:00:1c.0: bridge window [mem 0xd1000000-0xd10fffff] [ 0.547959] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.548526] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15) [ 0.549518] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.550532] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.551516] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.552521] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.553515] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.554515] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.562755] ACPI: EC: interrupt unblocked [ 0.563131] ACPI: EC: event unblocked [ 0.563139] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.563591] ACPI: EC: GPE=0x6e [ 0.563877] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.564162] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.565440] iommu: Default domain type: Translated [ 0.566371] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 0.566784] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.567183] pci 0000:00:02.0: vgaarb: bridge control possible [ 0.567686] vgaarb: loaded [ 0.568633] SCSI subsystem initialized [ 0.569398] ACPI: bus type USB registered [ 0.569916] usbcore: registered new interface driver usbfs [ 0.570218] usbcore: registered new interface driver hub [ 0.570733] usbcore: registered new device driver usb [ 0.571301] pps_core: LinuxPPS API ver. 1 registered [ 0.571738] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.572154] PTP clock support registered [ 0.573206] Advanced Linux Sound Architecture Driver Initialized. [ 0.574995] NetLabel: Initializing [ 0.575141] NetLabel: domain hash size = 128 [ 0.575527] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.576114] NetLabel: unlabeled traffic allowed by default [ 0.576300] PCI: Using ACPI for IRQ routing [ 0.584599] clocksource: Switched to clocksource tsc-early [ 1.083519] VFS: Disk quotas dquot_6.6.0 [ 1.083929] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 1.085026] pnp: PnP ACPI init [ 1.086342] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved [ 1.086924] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved [ 1.087526] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved [ 1.088106] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved [ 1.088705] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved [ 1.089305] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved [ 1.089913] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved [ 1.090540] system 00:00: [mem 0xff000000-0xffffffff] has been reserved [ 1.091120] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved [ 1.091724] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved [ 1.093471] system 00:01: [io 0x1800-0x18fe] has been reserved [ 1.094490] system 00:03: [io 0x0900-0x09fe] has been reserved [ 1.095347] system 00:04: [io 0x0200] has been reserved [ 1.095818] system 00:04: [io 0x0204] has been reserved [ 1.096312] system 00:04: [io 0x0800-0x087f] has been reserved [ 1.096834] system 00:04: [io 0x0880-0x08ff] has been reserved [ 1.100705] pnp: PnP ACPI: found 6 devices [ 1.117396] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 1.118319] NET: Registered protocol family 2 [ 1.118880] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.121393] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 1.122296] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 1.123260] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 1.125975] TCP: Hash tables configured (established 32768 bind 32768) [ 1.126913] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 1.127907] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 1.128812] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 1.129892] NET: Registered protocol family 1 [ 1.131104] RPC: Registered named UNIX socket transport module. [ 1.131676] RPC: Registered udp transport module. [ 1.132092] RPC: Registered tcp transport module. [ 1.132524] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.133753] NET: Registered protocol family 44 [ 1.134192] pci 0000:00:1c.0: PCI bridge to [bus 01] [ 1.134646] pci 0000:00:1c.0: bridge window [mem 0xd1000000-0xd10fffff] [ 1.135272] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 1.135809] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 1.136434] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 1.137031] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window] [ 1.137644] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window] [ 1.138259] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window] [ 1.138857] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window] [ 1.139474] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window] [ 1.140078] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window] [ 1.140695] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window] [ 1.141317] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window] [ 1.141921] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window] [ 1.142586] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window] [ 1.143206] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window] [ 1.143811] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window] [ 1.144428] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window] [ 1.145032] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window] [ 1.145649] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window] [ 1.146285] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window] [ 1.146891] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window] [ 1.147508] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff] [ 1.148671] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 1.151866] PCI: CLS 64 bytes, default 64 [ 1.152679] Unpacking initramfs... [ 1.489512] Freeing initrd memory: 8216K [ 1.489943] DMAR: Host address width 39 [ 1.490340] DMAR: DRHD base: 0x000000fed90000 flags: 0x0 [ 1.490875] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e [ 1.491620] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff [ 1.492188] DMAR: DRHD base: 0x000000fed91000 flags: 0x1 [ 1.492693] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da [ 1.493503] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.494065] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB) [ 1.495030] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer [ 1.495748] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules [ 1.496342] RAPL PMU: hw unit of domain package 2^-14 Joules [ 1.496837] RAPL PMU: hw unit of domain dram 2^-14 Joules [ 1.497323] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules [ 1.497817] RAPL PMU: hw unit of domain psys 2^-14 Joules [ 1.500443] kvm: already loaded the other module [ 1.520425] check: Scanning for low memory corruption every 60 seconds [ 1.524861] Initialise system trusted keyrings [ 1.525558] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.550658] NFS: Registering the id_resolver key type [ 1.551177] Key type id_resolver registered [ 1.551591] Key type id_legacy registered [ 1.572426] Key type asymmetric registered [ 1.572823] Asymmetric key parser 'x509' registered [ 1.573337] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.573995] io scheduler mq-deadline registered [ 1.574414] io scheduler kyber registered [ 1.575046] test_firmware: interface ready [ 1.577364] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120 [ 1.579445] ACPI: AC Adapter [AC] (on-line) [ 1.580292] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.582112] ACPI: Lid Switch [LID0] [ 1.582775] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.583726] ACPI: Power Button [PWRF] [ 1.584579] ACPI: \_PR_.CP00: Found 3 idle states [ 1.585873] ACPI: \_PR_.CP01: Found 3 idle states [ 1.587000] ACPI: \_PR_.CP02: Found 3 idle states [ 1.588175] ACPI: \_PR_.CP03: Found 3 idle states [ 1.589868] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.593542] hpet_acpi_add: no address or irqs in _CRS [ 1.594301] Non-volatile memory driver v1.3 [ 1.594876] Linux agpgart interface v0.103 [ 1.595334] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.598813] i915 0000:00:02.0: vgaarb: deactivate vga console [ 1.652641] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem [ 1.654008] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2 [ 1.654962] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management. [ 1.656205] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915 [ 1.688564] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0 [ 1.693080] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1 [ 1.716871] loop: module loaded [ 1.718253] lkdtm: No crash points registered, enable through debugfs [ 1.749440] printk: console [ttyS0] disabled [ 1.750893] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A [ 2.562287] tsc: Refined TSC clocksource calibration: 1607.999 MHz [ 2.564698] printk: console [ttyS0] enabled [ 2.573197] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns [ 2.596371] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A [ 5.186741] clocksource: Switched to clocksource tsc [ 5.186943] fbcon: i915drmfb (fb0) is primary device [ 5.190388] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO [ 5.201109] e100: Intel(R) PRO/100 Network Driver [ 5.201113] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.201379] e1000: Intel(R) PRO/1000 Network Driver [ 5.201384] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.201570] e1000e: Intel(R) PRO/1000 Network Driver [ 5.201574] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.201762] sky2: driver version 1.30 [ 5.202083] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2 [ 5.202543] usbcore: registered new interface driver r8152 [ 5.203400] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.203429] ehci-pci: EHCI PCI platform driver [ 5.203525] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.203547] ohci-pci: OHCI PCI platform driver [ 5.203622] uhci_hcd: USB Universal Host Controller Interface driver [ 5.204999] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 5.205963] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 [ 5.207390] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810 [ 5.207451] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported [ 5.209772] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 5.209795] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 5.209800] usb usb1: Product: xHCI Host Controller [ 5.209805] usb usb1: Manufacturer: Linux 5.10.135-cip13 xhci-hcd [ 5.209809] usb usb1: SerialNumber: 0000:00:14.0 [ 5.211694] hub 1-0:1.0: USB hub found [ 5.211887] hub 1-0:1.0: 12 ports detected [ 5.217798] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 5.218464] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2 [ 5.218483] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed [ 5.218977] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 5.218990] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 5.218996] usb usb2: Product: xHCI Host Controller [ 5.219002] usb usb2: Manufacturer: Linux 5.10.135-cip13 xhci-hcd [ 5.219008] usb usb2: SerialNumber: 0000:00:14.0 [ 5.220869] hub 2-0:1.0: USB hub found [ 5.221015] hub 2-0:1.0: 6 ports detected [ 5.224102] usbcore: registered new interface driver usblp [ 5.224240] usbcore: registered new interface driver usb-storage [ 5.224885] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 5.225064] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 5.225068] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 5.225880] i8042: Warning: Keylock active [ 5.226104] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0) [ 5.226162] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.228837] rtc_cmos 00:02: RTC can wake from S4 [ 5.229766] Console: switching to colour frame buffer device 240x67 [ 5.231777] rtc_cmos 00:02: registered as rtc0 [ 5.232104] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram [ 5.232229] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 5.233933] i801_smbus 0000:00:1f.4: SPD Write Disable is set [ 5.233993] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt [ 5.235301] i2c i2c-9: 2/2 memory slots populated (from DMI) [ 5.237192] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 5.237287] intel_pstate: Intel P-state driver initializing [ 5.238321] intel_pstate: HWP enabled [ 5.238390] sdhci: Secure Digital Host Controller Interface driver [ 5.238392] sdhci: Copyright(c) Pierre Ossman [ 5.238443] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21) [ 5.239652] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit [ 5.239808] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.241052] hid: raw HID events driver (C) Jiri Kosina [ 5.241596] usbcore: registered new interface driver usbhid [ 5.241597] usbhid: USB HID core driver [ 5.242309] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3 [ 5.247788] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 5.248447] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100 [ 5.249432] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops) [ 5.249710] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 5.250059] gre: GRE over IPv4 demultiplexor driver [ 5.250060] ip_gre: GRE over IPv4 tunneling driver [ 5.251257] IPv4 over IPsec tunneling driver [ 5.256077] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device [ 5.450408] mmc0: new HS400 MMC card at address 0001 [ 5.452567] Initializing XFRM netlink socket [ 5.461734] mmcblk0: mmc0:0001 DA4064 58.2 GiB [ 5.470043] NET: Registered protocol family 10 [ 5.474664] usb 1-3: new full-speed USB device number 2 using xhci_hcd [ 5.482283] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up [ 5.482625] Segment Routing with IPv6 [ 5.483412] ip6_gre: GRE over IPv6 tunneling driver [ 5.483759] NET: Registered protocol family 17 [ 5.483914] 8021q: 802.1Q VLAN Support v1.8 [ 5.483949] Key type dns_resolver registered [ 5.617462] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03 [ 5.619478] microcode: sig=0x806e9, pf=0x10, revision=0x98 [ 5.625044] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.636113] microcode: Microcode Update Driver: v2.2. [ 5.640979] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB [ 5.649145] IPI shorthand broadcast: enabled [ 5.649188] sched_clock: Marking stable (5562228203, 86908485)->(5760981639, -111844951) [ 5.656999] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB [ 5.661778] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7 [ 5.677257] registered taskstats version 1 [ 5.682350] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0) [ 5.694574] Loading compiled-in X.509 certificates [ 5.716161] mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 5.723655] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.738274] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd [ 5.745314] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.839016] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 5.847061] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.850440] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 5.850459] usb 2-3: Product: USB 10/100/1000 LAN [ 5.861010] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.866173] usb 2-3: Manufacturer: Realtek [ 5.866175] usb 2-3: SerialNumber: 001000001 [ 5.919182] usb 1-9: new high-speed USB device number 3 using xhci_hcd [ 5.930101] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.997849] PM: Magic number: 2:853:686 [ 6.002506] printk: console [netcon0] enabled [ 6.007377] netconsole: network logging started [ 6.094864] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07 [ 6.104047] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 6.112059] usb 1-9: Product: USB2.0 HD UVC WebCam [ 6.117450] usb 1-9: Manufacturer: Azurewave [ 6.122255] usb 1-9: SerialNumber: 0x0001 [ 6.134336] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 6.180654] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd [ 6.206523] r8152 2-3:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2 [ 6.216312] r8152 2-3:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2) [ 6.257078] r8152 2-3:1.0 eth0: v1.11.11 [ 6.262242] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 6.262942] IP-Config: Failed to open gretap0 [ 6.275407] IP-Config: Failed to open erspan0 [ 6.301368] Sending DHCP requests . [ 7.852308] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 7.863636] r8152 2-3:1.0 eth0: carrier on [ 8.567292] ., OK [ 8.577567] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.20 [ 8.586837] IP-Config: Complete: [ 8.590479] device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.20, mask=255.255.255.0, gw=192.168.201.1 [ 8.602177] host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none) [ 8.611438] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 8.611441] nameserver0=192.168.201.1 [ 8.624304] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 8.635888] modprobe (102) used greatest stack depth: 14176 bytes left [ 8.639117] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 8.650767] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 8.652258] ALSA device list: [ 8.660456] cfg80211: failed to load regulatory.db [ 8.663809] No soundcards found. [ 8.673464] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console [ 8.683509] Freeing unused kernel image (initmem) memory: 2040K [ 8.697401] Write protecting the kernel read-only data: 26624k [ 8.705072] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 8.712771] Freeing unused kernel image (rodata/data gap) memory: 116K [ 8.720116] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 8.741446] systemd-udevd (124) used greatest stack depth: 13800 bytes left [ 8.795554] udevadm (126) used greatest stack depth: 13576 bytes left [ 8.947711] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. [ 8.958815] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 8.988791] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.048746] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.059789] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.070424] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.085968] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.096510] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.107031] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.140948] udevadm (138) used greatest stack depth: 13400 bytes left Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.20 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : asus-C433TA-AJ0005-rammus-cbg-2 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 9.282759] nfsmount (163) used greatest stack depth: 12688 bytes left done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.33: No such file or directory [ 10.480603] systemd[1]: systemd 247.3-7 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) [ 10.517479] systemd[1]: Detected architecture x86-64. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 10.549247] systemd[1]: Set hostname to . [ 11.042910] systemd[1]: Queued start job for default target Graphical Interface. [ 11.054213] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 11.070841] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 11.086810] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 11.103841] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 11.119702] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 11.138594] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 11.160405] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [[0;32m OK [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m. [ 11.183526] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 11.199428] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 11.210395] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 11.226553] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 11.237415] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 11.248791] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 11.266471] systemd[1]: Listening on Journal Audit Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Audit Socket[0m. [ 11.283472] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 11.299995] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 11.315586] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 11.335056] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 11.351025] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 11.371549] systemd[1]: Mounting Huge Pages File System... Mounting [0;1;39mHuge Pages File System[0m... [ 11.390326] systemd[1]: Mounting POSIX Message Queue File System... Mounting [0;1;39mPOSIX Message Queue File System[0m... [ 11.408528] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 11.424852] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 11.446051] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 11.465873] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 11.481393] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 11.500027] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 11.516233] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 11.530028] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 11.545196] fuse: init (API version 7.32) [ 11.552205] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 11.565784] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 11.584019] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 11.600415] systemd[1]: Mounted Huge Pages File System. [[0;32m OK [0m] Mounted [0;1;39mHuge Pages File System[0m. [ 11.615496] systemd[1]: Mounted POSIX Message Queue File System. [[0;32m OK [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m. [ 11.631447] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 11.646439] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 11.662540] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 11.683955] systemd[1]: modprobe@configfs.service: Succeeded. [ 11.692011] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 11.708268] systemd[1]: modprobe@drm.service: Succeeded. [ 11.715013] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 11.731264] systemd[1]: modprobe@fuse.service: Succeeded. [ 11.738173] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 11.754309] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 11.770298] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 11.790890] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 11.808479] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 11.828030] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 11.837773] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 11.850352] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 11.867546] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 11.885331] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 11.899490] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0[ 11.994762] systemd-journald[199]: Received client request to flush runtime journal. m... [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... [[0;32m OK [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m... Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttyS0[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0 debian-bullseye-amd64 login: root (automatic login) Linux debian-bullseye-amd64 5.10.135-cip13 #1 SMP Wed Aug 3 14:34:33 UTC 2022 x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6961459/extract-nfsrootfs-nd6i8wzc' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6961459/extract-nfsrootfs-nd6i8wzc' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-6961459/environment . /lava-6961459/environment / # /lava-6961459/bin/lava-test-runner /lava-6961459/0 /lava-6961459/bin/lava-test-runner /lava-6961459/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6961459/0/tests/0_timesync-off ++ cat uuid + UUID=6961459_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6961459/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6961459_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-431-g420b8f43ddc46/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6961459/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml [ 17.831642] skipgen (315) used greatest stack depth: 12624 bytes left INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease [ 19.253397] apt-key (339) used greatest stack depth: 12608 bytes left Reading package lists...[ 19.312943] dpkg (413) used greatest stack depth: 12528 bytes left Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-08-03 14:39:42-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-431-g420b8f43ddc46/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28 Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 3524016 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 50.15K 176KB/s kselftest.tar.xz 6%[> ] 216.08K 378KB/s kselftest.tar.xz 19%[==> ] 681.31K 765KB/s kselftest.tar.xz 54%[=========> ] 1.83M 1.60MB/s kselftest.tar.xz 83%[===============> ] 2.79M 1.95MB/s kselftest.tar.xz 100%[===================>] 3.36M 2.13MB/s in 1.6s 2022-08-03 14:39:44 (2.13 MB/s) - 'kselftest.tar.xz' saved [3524016/3524016] tar: ./futex/run.sh: time stamp 2022-08-03 14:42:26 is 161.363118025 s in the future tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-08-03 14:41:57 is 132.35207694 s in the future tar: ./futex/functional/futex_requeue_pi: time stamp 2022-08-03 14:41:56 is 131.344841601 s in the future tar: ./futex/functional/futex_requeue_pi_mismatched_ops: time stamp 2022-08-03 14:41:57 is 132.339118699 s in the future tar: ./futex/functional/futex_wait_wouldblock: time stamp 2022-08-03 14:41:56 is 131.333669562 s in the future tar: ./futex/functional/futex_wait_timeout: time stamp 2022-08-03 14:41:55 is 130.328423859 s in the future tar: ./futex/functional/futex_wait_private_mapped_file: time stamp 2022-08-03 14:41:57 is 132.321921202 s in the future tar: ./futex/functional/futex_requeue_pi_signal_restart: time stamp 2022-08-03 14:41:56 is 131.315125831 s in the future tar: ./futex/functional: time stamp 2022-08-03 14:42:27 is 162.313613574 s in the future tar: ./futex: time stamp 2022-08-03 14:42:26 is 161.3121318 s in the future tar: ./filesystems/binderfs/binderfs_test: time stamp 2022-08-03 14:42:26 is 161.302165368 s in the future tar: ./filesystems/binderfs: time stamp 2022-08-03 14:42:26 is 161.300578445 s in the future tar: ./filesystems/dnotify_test: time stamp 2022-08-03 14:41:54 is 129.295656438 s in the future tar: ./filesystems/devpts_pts: time stamp 2022-08-03 14:41:54 is 129.291001083 s in the future tar: ./filesystems/epoll/epoll_wakeup_test: time stamp 2022-08-03 14:41:55 is 130.258032841 s in the future tar: ./filesystems/epoll: time stamp 2022-08-03 14:42:26 is 161.256191897 s in the future tar: ./filesystems: time stamp 2022-08-03 14:42:26 is 161.254269117 s in the future tar: ./ir/ir_loopback: time stamp 2022-08-03 14:41:57 is 132.247534747 s in the future tar: ./ir: time stamp 2022-08-03 14:42:27 is 162.243285191 s in the future tar: ./pstore: time stamp 2022-08-03 14:42:28 is 163.227842911 s in the future tar: ./firmware/fw_namespace: time stamp 2022-08-03 14:41:55 is 130.213465057 s in the future tar: ./firmware: time stamp 2022-08-03 14:42:26 is 161.209024166 s in the future tar: ./ftrace: time stamp 2022-08-03 14:42:26 is 160.966173359 s in the future tar: ./seccomp/seccomp_benchmark: time stamp 2022-08-03 14:42:16 is 150.960869899 s in the future tar: ./seccomp/seccomp_bpf: time stamp 2022-08-03 14:42:17 is 151.924887922 s in the future tar: ./seccomp: time stamp 2022-08-03 14:42:29 is 163.923342892 s in the future tar: ./kvm/dirty_log_test: time stamp 2022-08-03 14:42:03 is 137.861889717 s in the future tar: ./kvm/platform_info_test: time stamp 2022-08-03 14:42:00 is 134.823830706 s in the future tar: ./kvm/tsc_msrs_test: time stamp 2022-08-03 14:42:03 is 137.784954899 s in the future tar: ./kvm/vmx_set_nested_state_test: time stamp 2022-08-03 14:42:02 is 136.730100188 s in the future tar: ./kvm/xss_msr_test: time stamp 2022-08-03 14:42:02 is 136.689343795 s in the future tar: ./kvm/mmio_warning_test: time stamp 2022-08-03 14:42:00 is 134.648103339 s in the future tar: ./kvm/hyperv_cpuid: time stamp 2022-08-03 14:42:00 is 134.592074424 s in the future tar: ./kvm/set_sregs_test: time stamp 2022-08-03 14:42:00 is 134.554769522 s in the future tar: ./kvm/state_test: time stamp 2022-08-03 14:42:01 is 135.497623442 s in the future tar: ./kvm/sync_regs_test: time stamp 2022-08-03 14:42:01 is 135.461711537 s in the future tar: ./kvm/debug_regs: time stamp 2022-08-03 14:42:02 is 136.42501239 s in the future tar: ./kvm/vmx_preemption_timer_test: time stamp 2022-08-03 14:42:01 is 135.365458998 s in the future tar: ./kvm/smm_test: time stamp 2022-08-03 14:42:01 is 135.315807552 s in the future tar: ./kvm/set_memory_region_test: time stamp 2022-08-03 14:42:04 is 138.275769662 s in the future tar: ./kvm/svm_vmcall_test: time stamp 2022-08-03 14:42:01 is 135.229631353 s in the future tar: ./kvm/steal_time: time stamp 2022-08-03 14:42:04 is 138.182101025 s in the future tar: ./kvm/vmx_close_while_nested_test: time stamp 2022-08-03 14:42:02 is 136.123743243 s in the future tar: ./kvm/vmx_apic_access_test: time stamp 2022-08-03 14:42:01 is 135.064028394 s in the future tar: ./kvm/kvm_pv_test: time stamp 2022-08-03 14:42:00 is 134.019643002 s in the future tar: ./kvm/vmx_tsc_adjust_test: time stamp 2022-08-03 14:42:02 is 135.959741777 s in the future tar: ./kvm/vmx_dirty_log_test: time stamp 2022-08-03 14:42:02 is 135.901653801 s in the future tar: ./kvm/kvm_create_max_vcpus: time stamp 2022-08-03 14:42:03 is 136.859190144 s in the future tar: ./kvm/user_msr_test: time stamp 2022-08-03 14:42:03 is 136.814039556 s in the future tar: ./kvm/demand_paging_test: time stamp 2022-08-03 14:42:03 is 136.765097327 s in the future tar: ./kvm/evmcs_test: time stamp 2022-08-03 14:42:00 is 133.706331397 s in the future tar: ./kvm/dirty_log_perf_test: time stamp 2022-08-03 14:42:03 is 136.659044056 s in the future tar: ./kvm/cr4_cpuid_sync_test: time stamp 2022-08-03 14:42:00 is 133.615894944 s in the future tar: ./kvm: time stamp 2022-08-03 14:42:27 is 160.614046382 s in the future tar: ./nsfs/owner: time stamp 2022-08-03 14:42:12 is 145.607018456 s in the future tar: ./nsfs/pidns: time stamp 2022-08-03 14:42:12 is 145.601383956 s in the future tar: ./nsfs: time stamp 2022-08-03 14:42:28 is 161.59971901 s in the future tar: ./ptrace/peeksiginfo: time stamp 2022-08-03 14:42:13 is 146.59243111 s in the future tar: ./ptrace/vmaccess: time stamp 2022-08-03 14:42:13 is 146.58605246 s in the future tar: ./ptrace/get_syscall_info: time stamp 2022-08-03 14:42:13 is 146.577796416 s in the future tar: ./ptrace: time stamp 2022-08-03 14:42:28 is 161.575706312 s in the future tar: ./fpu/test_fpu: time stamp 2022-08-03 14:41:55 is 128.568221044 s in the future tar: ./fpu: time stamp 2022-08-03 14:42:26 is 159.562530935 s in the future tar: ./core/close_range_test: time stamp 2022-08-03 14:41:54 is 127.552490977 s in the future tar: ./core: time stamp 2022-08-03 14:42:25 is 158.550742106 s in the future tar: ./cpufreq: time stamp 2022-08-03 14:42:25 is 158.527024008 s in the future tar: ./ipc/msgque: time stamp 2022-08-03 14:41:57 is 130.52146141 s in the future tar: ./ipc: time stamp 2022-08-03 14:42:27 is 160.520373686 s in the future tar: ./cpu-hotplug: time stamp 2022-08-03 14:42:25 is 158.515413091 s in the future tar: ./mount/nosymfollow-test: time stamp 2022-08-03 14:42:04 is 137.509939016 s in the future tar: ./mount/unprivileged-remount-test: time stamp 2022-08-03 14:42:04 is 137.502871454 s in the future tar: ./mount: time stamp 2022-08-03 14:42:27 is 160.498947906 s in the future tar: ./exec/load_address_4096: time stamp 2022-08-03 14:41:54 is 127.390302917 s in the future tar: ./exec/non-regular: time stamp 2022-08-03 14:41:54 is 127.37874233 s in the future tar: ./exec/subdir: time stamp 2022-08-03 14:41:54 is 127.376396789 s in the future tar: ./exec/execveat.denatured: time stamp 2022-08-03 14:41:54 is 127.370622294 s in the future tar: ./exec/load_address_2097152: time stamp 2022-08-03 14:41:54 is 126.957324623 s in the future tar: ./exec/execveat.symlink: time stamp 2022-08-03 14:41:54 is 126.954837248 s in the future tar: ./exec/script: time stamp 2022-08-03 14:41:54 is 126.952404101 s in the future tar: ./exec/execveat: time stamp 2022-08-03 14:41:54 is 126.947827698 s in the future tar: ./exec/recursion-depth: time stamp 2022-08-03 14:41:54 is 126.94308879 s in the future tar: ./exec/load_address_16777216: time stamp 2022-08-03 14:41:54 is 123.916797741 s in the future tar: ./exec: time stamp 2022-08-03 14:42:26 is 155.915818861 s in the future tar: ./memfd/memfd_test: time stamp 2022-08-03 14:42:04 is 133.908074345 s in the future tar: ./memfd/fuse_test: time stamp 2022-08-03 14:42:04 is 133.904247138 s in the future tar: ./memfd/fuse_mnt: time stamp 2022-08-03 14:42:04 is 133.900778179 s in the future tar: ./memfd: time stamp 2022-08-03 14:42:27 is 156.898281042 s in the future tar: ./proc/self: time stamp 2022-08-03 14:42:13 is 142.893410776 s in the future tar: ./proc/fd-002-posix-eq: time stamp 2022-08-03 14:42:13 is 142.888079175 s in the future tar: ./proc/setns-sysvipc: time stamp 2022-08-03 14:42:13 is 142.882088364 s in the future tar: ./proc/proc-multiple-procfs: time stamp 2022-08-03 14:42:13 is 142.875541164 s in the future tar: ./proc/proc-self-map-files-001: time stamp 2022-08-03 14:42:13 is 142.870050611 s in the future tar: ./proc/fd-003-kthread: time stamp 2022-08-03 14:42:13 is 142.864161157 s in the future tar: ./proc/read: time stamp 2022-08-03 14:42:13 is 142.858091182 s in the future tar: ./proc/fd-001-lookup: time stamp 2022-08-03 14:42:13 is 142.852361972 s in the future tar: ./proc/proc-uptime-001: time stamp 2022-08-03 14:42:13 is 142.84651526 s in the future tar: ./proc/thread-self: time stamp 2022-08-03 14:42:13 is 142.840946322 s in the future tar: ./proc/proc-self-syscall: time stamp 2022-08-03 14:42:13 is 142.835095857 s in the future tar: ./proc/proc-fsconfig-hidepid: time stamp 2022-08-03 14:42:13 is 142.829150574 s in the future tar: ./proc/proc-self-map-files-002: time stamp 2022-08-03 14:42:13 is 142.823350512 s in the future tar: ./proc/proc-loadavg-001: time stamp 2022-08-03 14:42:13 is 142.816748877 s in the future tar: ./proc/proc-pid-vm: time stamp 2022-08-03 14:42:13 is 142.810143196 s in the future tar: ./proc/proc-uptime-002: time stamp 2022-08-03 14:42:13 is 142.803946045 s in the future tar: ./proc/proc-self-wchan: time stamp 2022-08-03 14:42:13 is 142.798057358 s in the future tar: ./proc/setns-dcache: time stamp 2022-08-03 14:42:13 is 142.791753498 s in the future tar: ./proc: time stamp 2022-08-03 14:42:28 is 157.789853378 s in the future tar: ./efivarfs/open-unlink: time stamp 2022-08-03 14:41:54 is 123.781732371 s in the future tar: ./efivarfs/create-read: time stamp 2022-08-03 14:41:54 is 123.771265703 s in the future tar: ./efivarfs: time stamp 2022-08-03 14:42:26 is 155.769220397 s in the future tar: ./vm/mlock-random-test: time stamp 2022-08-03 14:42:19 is 148.761458316 s in the future tar: ./vm/transhuge-stress: time stamp 2022-08-03 14:42:19 is 148.75610168 s in the future tar: ./vm/map_populate: time stamp 2022-08-03 14:42:19 is 148.750440987 s in the future tar: ./vm/gup_benchmark: time stamp 2022-08-03 14:42:18 is 147.74439835 s in the future tar: ./vm/userfaultfd: time stamp 2022-08-03 14:42:19 is 148.73619856 s in the future tar: ./vm/hugepage-shm: time stamp 2022-08-03 14:42:19 is 148.730236426 s in the future tar: ./vm/write_to_hugetlbfs: time stamp 2022-08-03 14:42:20 is 149.724196377 s in the future tar: ./vm/va_128TBswitch: time stamp 2022-08-03 14:42:20 is 149.714361807 s in the future tar: ./vm/mremap_dontunmap: time stamp 2022-08-03 14:42:19 is 148.708444497 s in the future tar: ./vm/protection_keys_32: time stamp 2022-08-03 14:42:20 is 149.699229936 s in the future tar: ./vm/map_fixed_noreplace: time stamp 2022-08-03 14:42:19 is 148.693669197 s in the future tar: ./vm/map_hugetlb: time stamp 2022-08-03 14:42:19 is 148.688324681 s in the future tar: ./vm/hmm-tests: time stamp 2022-08-03 14:42:18 is 147.670936822 s in the future tar: ./vm/on-fault-limit: time stamp 2022-08-03 14:42:19 is 148.665083827 s in the future tar: ./vm/hugepage-mmap: time stamp 2022-08-03 14:42:19 is 148.659320593 s in the future tar: ./vm/mlock2-tests: time stamp 2022-08-03 14:42:19 is 148.653080048 s in the future tar: ./vm/khugepaged: time stamp 2022-08-03 14:42:19 is 148.645246416 s in the future tar: ./vm/virtual_address_range: time stamp 2022-08-03 14:42:20 is 149.639605634 s in the future tar: ./vm/thuge-gen: time stamp 2022-08-03 14:42:19 is 148.633853364 s in the future tar: ./vm/compaction_test: time stamp 2022-08-03 14:42:18 is 147.628089099 s in the future tar: ./vm/protection_keys_64: time stamp 2022-08-03 14:42:20 is 149.618534169 s in the future tar: ./vm: time stamp 2022-08-03 14:42:30 is 159.613080344 s in the future tar: ./rtc/rtctest: time stamp 2022-08-03 14:42:16 is 145.605175178 s in the future tar: ./rtc/setdate: time stamp 2022-08-03 14:42:15 is 144.597576746 s in the future tar: ./rtc: time stamp 2022-08-03 14:42:29 is 158.595892638 s in the future tar: ./openat2/openat2_test: time stamp 2022-08-03 14:42:14 is 143.575967612 s in the future tar: ./openat2/resolve_test: time stamp 2022-08-03 14:42:15 is 144.54927072 s in the future tar: ./openat2/rename_attack_test: time stamp 2022-08-03 14:42:14 is 143.536897792 s in the future tar: ./openat2: time stamp 2022-08-03 14:42:28 is 157.53558608 s in the future tar: ./drivers/dma-buf/udmabuf: time stamp 2022-08-03 14:41:54 is 123.529006748 s in the future tar: ./drivers/dma-buf: time stamp 2022-08-03 14:42:25 is 154.527707688 s in the future tar: ./drivers: time stamp 2022-08-03 14:42:25 is 154.526418423 s in the future tar: ./run_kselftest.sh: time stamp 2022-08-03 14:42:21 is 150.523671752 s in the future tar: ./tpm2: time stamp 2022-08-03 14:42:29 is 158.507077463 s in the future tar: ./capabilities/test_execve: time stamp 2022-08-03 14:41:53 is 122.497494808 s in the future tar: ./capabilities/validate_cap: time stamp 2022-08-03 14:41:53 is 122.491533474 s in the future tar: ./capabilities: time stamp 2022-08-03 14:42:25 is 154.489688426 s in the future tar: ./user: time stamp 2022-08-03 14:42:29 is 158.481875433 s in the future tar: ./splice/default_file_splice_read: time stamp 2022-08-03 14:42:17 is 146.474215477 s in the future tar: ./splice/splice_read: time stamp 2022-08-03 14:42:17 is 146.468307082 s in the future tar: ./splice: time stamp 2022-08-03 14:42:29 is 158.458760173 s in the future tar: ./memory-hotplug: time stamp 2022-08-03 14:42:27 is 156.450269652 s in the future tar: ./net/reuseport_bpf_numa: time stamp 2022-08-03 14:42:05 is 134.433077355 s in the future tar: ./net/so_txtime: time stamp 2022-08-03 14:42:10 is 139.425008753 s in the future tar: ./net/forwarding: time stamp 2022-08-03 14:42:28 is 157.112676677 s in the future tar: ./net/ip_defrag: time stamp 2022-08-03 14:42:09 is 138.099020197 s in the future tar: ./net/ipv6_flowlabel_mgr: time stamp 2022-08-03 14:42:10 is 139.091118859 s in the future tar: ./net/nettest: time stamp 2022-08-03 14:42:07 is 136.077322877 s in the future tar: ./net/reuseport_dualstack: time stamp 2022-08-03 14:42:05 is 134.062523467 s in the future tar: ./net/socket: time stamp 2022-08-03 14:42:07 is 136.058121228 s in the future tar: ./net/tcp_fastopen_backup_key: time stamp 2022-08-03 14:42:10 is 139.052027302 s in the future tar: ./net/reuseaddr_conflict: time stamp 2022-08-03 14:42:05 is 134.034244337 s in the future tar: ./net/reuseport_addr_any: time stamp 2022-08-03 14:42:08 is 137.013946254 s in the future tar: ./net/udpgso: time stamp 2022-08-03 14:42:09 is 137.997140693 s in the future tar: ./net/hwtstamp_config: time stamp 2022-08-03 14:42:10 is 138.981645504 s in the future tar: ./net/rxtimestamp: time stamp 2022-08-03 14:42:11 is 139.969766877 s in the future tar: ./net/udpgso_bench_rx: time stamp 2022-08-03 14:42:09 is 137.95781683 s in the future tar: ./net/tcp_mmap: time stamp 2022-08-03 14:42:08 is 136.940951582 s in the future tar: ./net/ipsec: time stamp 2022-08-03 14:42:12 is 140.914938713 s in the future tar: ./net/psock_snd: time stamp 2022-08-03 14:42:09 is 137.900967772 s in the future tar: ./net/timestamping: time stamp 2022-08-03 14:42:11 is 139.890561519 s in the future tar: ./net/reuseport_bpf_cpu: time stamp 2022-08-03 14:42:05 is 133.855668136 s in the future tar: ./net/fin_ack_lat: time stamp 2022-08-03 14:42:10 is 138.839227457 s in the future tar: ./net/txtimestamp: time stamp 2022-08-03 14:42:11 is 139.828448736 s in the future tar: ./net/tls: time stamp 2022-08-03 14:42:07 is 135.783890079 s in the future tar: ./net/tcp_inq: time stamp 2022-08-03 14:42:08 is 136.778136889 s in the future tar: ./net/txring_overwrite: time stamp 2022-08-03 14:42:09 is 137.772695431 s in the future tar: ./net/reuseaddr_ports_exhausted: time stamp 2022-08-03 14:42:10 is 138.764272755 s in the future tar: ./net/psock_tpacket: time stamp 2022-08-03 14:42:08 is 136.756323222 s in the future tar: ./net/reuseport_bpf: time stamp 2022-08-03 14:42:05 is 133.748602277 s in the future tar: ./net/msg_zerocopy: time stamp 2022-08-03 14:42:08 is 136.739855812 s in the future tar: ./net/ipv6_flowlabel: time stamp 2022-08-03 14:42:10 is 138.72969281 s in the future tar: ./net/mptcp/mptcp_connect: time stamp 2022-08-03 14:42:12 is 140.718118821 s in the future tar: ./net/mptcp/pm_nl_ctl: time stamp 2022-08-03 14:42:12 is 140.694812985 s in the future tar: ./net/mptcp: time stamp 2022-08-03 14:42:28 is 156.690495091 s in the future tar: ./net/udpgso_bench_tx: time stamp 2022-08-03 14:42:09 is 137.67015908 s in the future tar: ./net/psock_fanout: time stamp 2022-08-03 14:42:07 is 135.660588008 s in the future tar: ./net: time stamp 2022-08-03 14:42:28 is 156.65928646 s in the future tar: ./netfilter/nf-queue: time stamp 2022-08-03 14:42:12 is 140.650889355 s in the future tar: ./netfilter: time stamp 2022-08-03 14:42:28 is 156.604885277 s in the future tar: ./size/get_size: time stamp 2022-08-03 14:42:17 is 145.597237081 s in the future tar: ./size: time stamp 2022-08-03 14:42:29 is 157.595305141 s in the future tar: ./zram: time stamp 2022-08-03 14:42:30 is 158.573335816 s in the future tar: ./static_keys: time stamp 2022-08-03 14:42:29 is 157.564183729 s in the future tar: ./intel_pstate: time stamp 2022-08-03 14:42:27 is 155.555451682 s in the future tar: ./lib: time stamp 2022-08-03 14:42:27 is 155.53455875 s in the future tar: ./x86/check_initial_reg_state_64: time stamp 2022-08-03 14:42:21 is 149.425511332 s in the future tar: ./x86/test_FISTTP_32: time stamp 2022-08-03 14:42:21 is 149.421115506 s in the future tar: ./x86/iopl_64: time stamp 2022-08-03 14:42:21 is 149.41559314 s in the future tar: ./x86/ldt_gdt_32: time stamp 2022-08-03 14:42:21 is 149.409410861 s in the future tar: ./x86/sigreturn_32: time stamp 2022-08-03 14:42:20 is 148.403289517 s in the future tar: ./x86/mov_ss_trap_32: time stamp 2022-08-03 14:42:20 is 148.398448929 s in the future tar: ./x86/ptrace_syscall_32: time stamp 2022-08-03 14:42:21 is 149.3932308 s in the future tar: ./x86/test_vdso_64: time stamp 2022-08-03 14:42:21 is 149.387497871 s in the future tar: ./x86/test_vsyscall_32: time stamp 2022-08-03 14:42:20 is 148.382277786 s in the future tar: ./x86/test_syscall_vdso_32: time stamp 2022-08-03 14:42:21 is 149.377273925 s in the future tar: ./x86/vdso_restorer_32: time stamp 2022-08-03 14:42:21 is 149.373013494 s in the future tar: ./x86/syscall_nt_64: time stamp 2022-08-03 14:42:21 is 149.367712421 s in the future tar: ./x86/fsgsbase_restore_32: time stamp 2022-08-03 14:42:21 is 149.363110333 s in the future tar: ./x86/test_vdso_32: time stamp 2022-08-03 14:42:20 is 148.358245535 s in the future tar: ./x86/syscall_arg_fault_32: time stamp 2022-08-03 14:42:20 is 148.353447784 s in the future tar: ./x86/test_vsyscall_64: time stamp 2022-08-03 14:42:21 is 149.346447617 s in the future tar: ./x86/check_initial_reg_state_32: time stamp 2022-08-03 14:42:20 is 148.26396703 s in the future tar: ./x86/syscall_arg_fault_64: time stamp 2022-08-03 14:42:21 is 149.258390553 s in the future tar: ./x86/ptrace_syscall_64: time stamp 2022-08-03 14:42:21 is 149.253153709 s in the future tar: ./x86/entry_from_vm86_32: time stamp 2022-08-03 14:42:21 is 149.248258562 s in the future tar: ./x86/sysret_rip_64: time stamp 2022-08-03 14:42:21 is 149.241923327 s in the future tar: ./x86/ldt_gdt_64: time stamp 2022-08-03 14:42:21 is 149.235184992 s in the future tar: ./x86/sysret_ss_attrs_64: time stamp 2022-08-03 14:42:21 is 149.230355808 s in the future tar: ./x86/mov_ss_trap_64: time stamp 2022-08-03 14:42:21 is 149.224684304 s in the future tar: ./x86/test_mremap_vdso_32: time stamp 2022-08-03 14:42:20 is 148.219397492 s in the future tar: ./x86/ioperm_32: time stamp 2022-08-03 14:42:20 is 148.213597683 s in the future tar: ./x86/unwind_vdso_32: time stamp 2022-08-03 14:42:21 is 149.207746241 s in the future tar: ./x86/fsgsbase_64: time stamp 2022-08-03 14:42:21 is 149.199079639 s in the future tar: ./x86/test_mremap_vdso_64: time stamp 2022-08-03 14:42:21 is 149.193075267 s in the future tar: ./x86/syscall_numbering_64: time stamp 2022-08-03 14:42:21 is 149.187240511 s in the future tar: ./x86/single_step_syscall_64: time stamp 2022-08-03 14:42:21 is 149.180168187 s in the future tar: ./x86/fsgsbase_restore_64: time stamp 2022-08-03 14:42:21 is 149.173640149 s in the future tar: ./x86/syscall_nt_32: time stamp 2022-08-03 14:42:20 is 148.167702598 s in the future tar: ./x86/sigreturn_64: time stamp 2022-08-03 14:42:21 is 149.158706367 s in the future tar: ./x86/ioperm_64: time stamp 2022-08-03 14:42:21 is 149.152167612 s in the future tar: ./x86/single_step_syscall_32: time stamp 2022-08-03 14:42:20 is 148.145113614 s in the future tar: ./x86/iopl_32: time stamp 2022-08-03 14:42:20 is 148.138273495 s in the future tar: ./x86/sysret_ss_attrs_32: time stamp 2022-08-03 14:42:20 is 148.132018119 s in the future tar: ./x86/test_FCOMI_32: time stamp 2022-08-03 14:42:21 is 149.125501842 s in the future tar: ./x86/test_FCMOV_32: time stamp 2022-08-03 14:42:21 is 149.119131926 s in the future tar: ./x86: time stamp 2022-08-03 14:42:30 is 158.116902778 s in the future tar: ./membarrier/membarrier_test_single_thread: time stamp 2022-08-03 14:42:04 is 132.107598013 s in the future tar: ./membarrier/membarrier_test_multi_thread: time stamp 2022-08-03 14:42:04 is 132.100208186 s in the future tar: ./membarrier: time stamp 2022-08-03 14:42:27 is 155.09777901 s in the future tar: ./timers/mqueue-lat: time stamp 2022-08-03 14:42:17 is 145.075418542 s in the future tar: ./timers/nsleep-lat: time stamp 2022-08-03 14:42:17 is 145.070653559 s in the future tar: ./timers/rtcpie: time stamp 2022-08-03 14:42:17 is 145.066459015 s in the future tar: ./timers/valid-adjtimex: time stamp 2022-08-03 14:42:18 is 146.062153065 s in the future tar: ./timers/alarmtimer-suspend: time stamp 2022-08-03 14:42:17 is 145.057266555 s in the future tar: ./timers/posix_timers: time stamp 2022-08-03 14:42:17 is 145.052344046 s in the future tar: ./timers/set-tai: time stamp 2022-08-03 14:42:18 is 146.047631029 s in the future tar: ./timers/set-tz: time stamp 2022-08-03 14:42:18 is 146.042386709 s in the future tar: ./timers/skew_consistency: time stamp 2022-08-03 14:42:18 is 146.034343596 s in the future tar: ./timers/set-timer-lat: time stamp 2022-08-03 14:42:18 is 146.029381371 s in the future tar: ./timers/set-2038: time stamp 2022-08-03 14:42:18 is 146.02462147 s in the future tar: ./timers/threadtest: time stamp 2022-08-03 14:42:17 is 145.019691378 s in the future tar: ./timers/leapcrash: time stamp 2022-08-03 14:42:18 is 146.015278069 s in the future tar: ./timers/adjtick: time stamp 2022-08-03 14:42:18 is 146.010316059 s in the future tar: ./timers/freq-step: time stamp 2022-08-03 14:42:18 is 146.005762088 s in the future tar: ./timers/clocksource-switch: time stamp 2022-08-03 14:42:18 is 146.001441144 s in the future tar: ./timers/leap-a-day: time stamp 2022-08-03 14:42:18 is 145.996491348 s in the future tar: ./timers/raw_skew: time stamp 2022-08-03 14:42:17 is 144.991314576 s in the future tar: ./timers/change_skew: time stamp 2022-08-03 14:42:18 is 145.98702136 s in the future tar: ./timers/inconsistency-check: time stamp 2022-08-03 14:42:17 is 144.982567636 s in the future tar: ./timers/nanosleep: time stamp 2022-08-03 14:42:17 is 144.977927164 s in the future tar: ./timers: time stamp 2022-08-03 14:42:29 is 156.976744326 s in the future tar: ./sigaltstack/sas: time stamp 2022-08-03 14:42:17 is 144.971245983 s in the future tar: ./sigaltstack: time stamp 2022-08-03 14:42:29 is 156.970018835 s in the future tar: ./rseq/librseq.so: time stamp 2022-08-03 14:42:15 is 142.963375262 s in the future tar: ./rseq/param_test_compare_twice: time stamp 2022-08-03 14:42:15 is 142.947730112 s in the future tar: ./rseq/param_test_benchmark: time stamp 2022-08-03 14:42:15 is 142.933106801 s in the future tar: ./rseq/basic_test: time stamp 2022-08-03 14:42:15 is 142.927042224 s in the future tar: ./rseq/param_test: time stamp 2022-08-03 14:42:15 is 142.910700169 s in the future tar: ./rseq/basic_percpu_ops_test: time stamp 2022-08-03 14:42:15 is 142.900034589 s in the future tar: ./rseq: time stamp 2022-08-03 14:42:28 is 155.894616414 s in the future tar: ./pid_namespace/regression_enomem: time stamp 2022-08-03 14:42:13 is 140.885673852 s in the future tar: ./pid_namespace: time stamp 2022-08-03 14:42:28 is 155.883741835 s in the future tar: ./cgroup/test_freezer: time stamp 2022-08-03 14:41:53 is 120.869796035 s in the future tar: ./cgroup/test_kmem: time stamp 2022-08-03 14:41:53 is 120.862214595 s in the future tar: ./cgroup/test_memcontrol: time stamp 2022-08-03 14:41:53 is 120.849834165 s in the future tar: ./cgroup/test_core: time stamp 2022-08-03 14:41:53 is 120.841678155 s in the future tar: ./cgroup: time stamp 2022-08-03 14:42:25 is 152.839579387 s in the future tar: ./android/run.sh: time stamp 2022-08-03 14:42:21 is 148.834052079 s in the future tar: ./android: time stamp 2022-08-03 14:42:21 is 148.832160129 s in the future tar: ./lkdtm/EXEC_USERSPACE.sh: time stamp 2022-08-03 14:42:04 is 131.826216258 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_FROM.sh: time stamp 2022-08-03 14:42:04 is 131.822144118 s in the future tar: ./lkdtm/WARNING.sh: time stamp 2022-08-03 14:42:04 is 131.818078687 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-08-03 14:42:04 is 131.813911236 s in the future tar: ./lkdtm/EXEC_RODATA.sh: time stamp 2022-08-03 14:42:04 is 131.809870503 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-08-03 14:42:04 is 131.805723078 s in the future tar: ./lkdtm/SOFTLOCKUP.sh: time stamp 2022-08-03 14:42:04 is 131.801902539 s in the future tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-08-03 14:42:04 is 131.798034665 s in the future tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.793825234 s in the future tar: ./lkdtm/CORRUPT_LIST_DEL.sh: time stamp 2022-08-03 14:42:04 is 131.790040715 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: time stamp 2022-08-03 14:42:04 is 131.78615755 s in the future tar: ./lkdtm/HUNG_TASK.sh: time stamp 2022-08-03 14:42:04 is 131.782016582 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_TO.sh: time stamp 2022-08-03 14:42:04 is 131.777680463 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-08-03 14:42:04 is 131.773520371 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_TO.sh: time stamp 2022-08-03 14:42:04 is 131.769502166 s in the future tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-08-03 14:42:04 is 131.765283715 s in the future tar: ./lkdtm/DOUBLE_FAULT.sh: time stamp 2022-08-03 14:42:04 is 131.76112534 s in the future tar: ./lkdtm/WRITE_BUDDY_AFTER_FREE.sh: time stamp 2022-08-03 14:42:04 is 131.7568624 s in the future tar: ./lkdtm/EXHAUST_STACK.sh: time stamp 2022-08-03 14:42:04 is 131.752443435 s in the future tar: ./lkdtm/REFCOUNT_DEC_ZERO.sh: time stamp 2022-08-03 14:42:04 is 131.748082492 s in the future tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-08-03 14:42:04 is 131.743358172 s in the future tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-08-03 14:42:04 is 131.739060724 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: time stamp 2022-08-03 14:42:04 is 131.734506481 s in the future tar: ./lkdtm/REFCOUNT_DEC_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.730348201 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-03 14:42:04 is 131.726323328 s in the future tar: ./lkdtm/REFCOUNT_ADD_ZERO.sh: time stamp 2022-08-03 14:42:04 is 131.722157605 s in the future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-08-03 14:42:04 is 131.718151747 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-08-03 14:42:04 is 131.714043465 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-08-03 14:42:04 is 131.709814425 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-08-03 14:42:04 is 131.705887939 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-08-03 14:42:04 is 131.70185941 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-08-03 14:42:04 is 131.697841199 s in the future tar: ./lkdtm/WRITE_KERN.sh: time stamp 2022-08-03 14:42:04 is 131.693586289 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-08-03 14:42:04 is 131.689379435 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-08-03 14:42:04 is 131.685193806 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-08-03 14:42:04 is 131.681275513 s in the future tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-08-03 14:42:04 is 131.677042925 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_LEADING.sh: time stamp 2022-08-03 14:42:04 is 131.673153854 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-08-03 14:42:04 is 131.669181121 s in the future tar: ./lkdtm/READ_AFTER_FREE.sh: time stamp 2022-08-03 14:42:04 is 131.665157567 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-08-03 14:42:04 is 131.661348515 s in the future tar: ./lkdtm/EXEC_DATA.sh: time stamp 2022-08-03 14:42:04 is 131.272885639 s in the future tar: ./lkdtm/CORRUPT_PAC.sh: time stamp 2022-08-03 14:42:04 is 131.266795439 s in the future tar: ./lkdtm/BUG.sh: time stamp 2022-08-03 14:42:04 is 131.2613534 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.255373345 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.249628293 s in the future tar: ./lkdtm/WARNING_MESSAGE.sh: time stamp 2022-08-03 14:42:04 is 131.244848758 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-08-03 14:42:04 is 131.240410761 s in the future tar: ./lkdtm/READ_BUDDY_AFTER_FREE.sh: time stamp 2022-08-03 14:42:04 is 131.235859872 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.231273474 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-08-03 14:42:04 is 131.227007053 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-08-03 14:42:04 is 131.222480655 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.21338283 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-08-03 14:42:04 is 131.207424208 s in the future tar: ./lkdtm/ATOMIC_TIMING.sh: time stamp 2022-08-03 14:42:04 is 131.202950027 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-08-03 14:42:04 is 131.198304268 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-08-03 14:42:04 is 131.193286009 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-08-03 14:42:04 is 131.188171131 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-08-03 14:42:04 is 131.182125237 s in the future tar: ./lkdtm/EXEC_KMALLOC.sh: time stamp 2022-08-03 14:42:04 is 131.177464195 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-08-03 14:42:04 is 131.172681989 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-08-03 14:42:04 is 131.166916686 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-08-03 14:42:04 is 131.16232292 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-08-03 14:42:04 is 131.157700672 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-08-03 14:42:04 is 131.153197476 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-08-03 14:42:04 is 131.148332498 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-08-03 14:42:04 is 131.144032163 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-08-03 14:42:04 is 131.139602189 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-03 14:42:04 is 131.13409537 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-08-03 14:42:04 is 131.129061168 s in the future tar: ./lkdtm: time stamp 2022-08-03 14:42:27 is 154.126728845 s in the future tar: ./kselftest-list.txt: time stamp 2022-08-03 14:42:31 is 158.121435996 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-08-03 14:41:57 is 124.114111648 s in the future tar: ./kcmp: time stamp 2022-08-03 14:42:27 is 154.112040643 s in the future tar: ./mqueue/mq_open_tests: time stamp 2022-08-03 14:42:05 is 132.103099032 s in the future tar: ./mqueue/mq_perf_tests: time stamp 2022-08-03 14:42:05 is 132.095693954 s in the future tar: ./mqueue: time stamp 2022-08-03 14:42:27 is 154.093432237 s in the future tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-08-03 14:42:13 is 140.084817388 s in the future tar: ./pidfd/pidfd_setns_test: time stamp 2022-08-03 14:42:13 is 140.071782617 s in the future tar: ./pidfd/pidfd_test: time stamp 2022-08-03 14:42:13 is 140.064160645 s in the future tar: ./pidfd/pidfd_wait: time stamp 2022-08-03 14:42:13 is 140.053889176 s in the future tar: ./pidfd/pidfd_getfd_test: time stamp 2022-08-03 14:42:13 is 140.044872053 s in the future tar: ./pidfd/pidfd_poll_test: time stamp 2022-08-03 14:42:12 is 139.038843338 s in the future tar: ./pidfd/pidfd_open_test: time stamp 2022-08-03 14:42:13 is 140.032733354 s in the future tar: ./pidfd: time stamp 2022-08-03 14:42:28 is 155.031016311 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-08-03 14:42:21 is 148.025414416 s in the future tar: ./kselftest/runner.sh: time stamp 2022-08-03 14:42:21 is 148.021308763 s in the future tar: ./kselftest/module.sh: time stamp 2022-08-03 14:42:21 is 148.017563468 s in the future tar: ./kselftest: time stamp 2022-08-03 14:42:21 is 148.015740817 s in the future tar: ./breakpoints/step_after_suspend_test: time stamp 2022-08-03 14:41:53 is 120.008083901 s in the future tar: ./breakpoints: time stamp 2022-08-03 14:42:25 is 152.006294219 s in the future tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-08-03 14:42:18 is 144.999278243 s in the future tar: ./tmpfs: time stamp 2022-08-03 14:42:29 is 155.997476462 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-08-03 14:41:53 is 119.989461447 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-08-03 14:41:54 is 120.981399216 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-08-03 14:41:54 is 120.974514148 s in the future tar: ./clone3/clone3: time stamp 2022-08-03 14:41:53 is 119.968278472 s in the future tar: ./clone3: time stamp 2022-08-03 14:42:25 is 151.966506579 s in the future tar: ./timens/futex: time stamp 2022-08-03 14:42:17 is 143.959598001 s in the future tar: ./timens/procfs: time stamp 2022-08-03 14:42:17 is 143.95350499 s in the future tar: ./timens/timer: time stamp 2022-08-03 14:42:17 is 143.947548826 s in the future tar: ./timens/exec: time stamp 2022-08-03 14:42:17 is 143.941194552 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-08-03 14:42:17 is 143.934780406 s in the future tar: ./timens/timerfd: time stamp 2022-08-03 14:42:17 is 143.928072862 s in the future tar: ./timens/timens: time stamp 2022-08-03 14:42:17 is 143.921442975 s in the future tar: ./timens/gettime_perf: time stamp 2022-08-03 14:42:17 is 143.915159837 s in the future tar: ./timens: time stamp 2022-08-03 14:42:29 is 155.913143158 s in the future tar: ./mincore/mincore_selftest: time stamp 2022-08-03 14:42:04 is 130.902526473 s in the future tar: ./mincore: time stamp 2022-08-03 14:42:27 is 153.900348133 s in the future tar: ./sync/sync_test: time stamp 2022-08-03 14:42:17 is 143.888920439 s in the future tar: ./sync: time stamp 2022-08-03 14:42:29 is 155.887140799 s in the future tar: ./livepatch: time stamp 2022-08-03 14:42:27 is 153.854403051 s in the future tar: ./sysctl: time stamp 2022-08-03 14:42:29 is 155.844779632 s in the future tar: .: time stamp 2022-08-03 14:42:31 is 157.842288997 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 47.267230] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh [ 47.502583] lkdtm: Performing direct entry BUG [ 47.507667] ------------[ cut here ]------------ [ 47.513069] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 47.518962] invalid opcode: 0000 [#1] SMP PTI [ 47.523838] CPU: 3 PID: 723 Comm: cat Tainted: G W 5.10.135-cip13 #1 [ 47.532397] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 47.539218] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.543602] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 47.564586] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 47.570420] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.578391] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 47.586351] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 47.594322] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.602292] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 47.610254] FS: 00007f666c3f9580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 47.619293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.625710] CR2: 00007f666c212000 CR3: 000000010307a003 CR4: 00000000003706e0 [ 47.633680] Call Trace: [ 47.636406] direct_entry.cold+0x2c/0x38 [ 47.640787] full_proxy_write+0x53/0x80 [ 47.645075] vfs_write+0xe7/0x3a0 [ 47.648773] ksys_write+0x68/0xf0 [ 47.652473] do_syscall_64+0x30/0x40 [ 47.656467] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.662106] RIP: 0033:0x7f666c321f33 [ 47.666095] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.687070] RSP: 002b:00007fff9c5d07e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.695517] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f666c321f33 [ 47.703486] RDX: 0000000000000004 RSI: 00007f666c212000 RDI: 0000000000000001 [ 47.711456] RBP: 00007f666c212000 R08: 00007f666c211010 R09: 0000000000000000 [ 47.719418] R10: 00007f666c41c1c0 R11: 0000000000000246 R12: 0000000000000001 [ 47.727388] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.735352] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 47.761821] ---[ end trace 50de4f214e497b7a ]--- [ 47.766990] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.771376] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 47.792371] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 47.798237] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.806220] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 47.814223] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 47.822226] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.830231] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 47.838233] FS: 00007f666c3f9580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 47.847303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.853750] CR2: 00007f666c212000 CR3: 000000010307a003 CR4: 00000000003706e0 # Segmentation fault # [ 47.502583] lkdtm: Performing direct entry BUG # [ 47.507667] ------------[ cut here ]------------ # [ 47.513069] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 47.518962] invalid opcode: 0000 [#1] SMP PTI # [ 47.523838] CPU: 3 PID: 723 Comm: cat Tainted: G W 5.10.135-cip13 #1 # [ 47.532397] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 47.539218] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.543602] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02[ 47.936976] lkdtm: Performing direct entry WARNING # [ 47.564586] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 47.943683] ------------[ cut here ]------------ # [ 47.570420] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX[ 47.955067] WARNING: CPU: 1 PID: 759 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 : 0000000000000000 # [ 47.578391] RDX: 0000000000000000 RSI: [ 47.970684] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 47.586351] RBP: ff[ 48.003331] CPU: 1 PID: 759 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 48.018097] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 ffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ [ 48.024909] RIP: 0010:lkdtm_WARNING+0x13/0x20 47.594322] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00[ 48.035985] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 03 00000000000004 # [ 47.602292] R13: ffffb2fd0140ff10 R14: ffff[ 48.063188] RSP: 0018:ffffb2fd01467e60 EFLAGS: 00010202 b2fd0140ff10 R15: ffff9b9bc31b2000 # [ 47.610254] FS: 00007f[ 48.075243] RAX: ffffffff8d2de1a0 RBX: 0000000000000002 RCX: 0000000000000000 666c3f9580(0000) GS:ffff9b9c3ad80000(0000) knlGS:000000000000000[ 48.089430] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffffffff8ded9a80 [ 48.103620] RBP: ffffffff8e2c8377 R08: 0000000000000000 R09: 0000000000000000 0 # [ 47.619293] CS: 0010 DS: 0000 ES: 0000 CR0: 00000000800[ 48.111595] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 50033 # [ 47.625710] CR2: 00007f666c212000 CR3: 000000010307a[ 48.125805] R13: ffffb2fd01467f10 R14: ffffb2fd01467f10 R15: ffff9b9bc4d0a000 003 CR4: 00000000003706e0 # [ 47.633680] Call Trace: # [ 4[ 48.139992] FS: 00007f66ae2a3580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 7.636406] direct_entry.cold+0x2c/0x38 # [ 47.640787] full_p[ 48.155229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.167862] CR2: 00007f66ae0bc000 CR3: 00000001027b0006 CR4: 00000000003706e0 roxy_write+0x53/0x80 # [ 47.645075] vfs_write+0xe7/0x3a0 # [ 48.175836] Call Trace: [ 47.648773] ksys_write+0x68/0xf0 # [ 47.652473] do_sysca[ 48.184778] direct_entry.cold+0x2c/0x38 ll_64+0x30/0x40 # [ 47.656467] entry_SYSCALL_64_after_hwfram[ 48.195396] full_proxy_write+0x53/0x80 e+0x61/0xc6 # [ 47.662106] RIP: 0033:0x7f666c321f33 # [ 47[ 48.205877] vfs_write+0xe7/0x3a0 .666095] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff f[ 48.215792] ksys_write+0x68/0xf0 f ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00[ 48.225708] do_syscall_64+0x30/0x40 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 2[ 48.235915] entry_SYSCALL_64_after_hwframe+0x61/0xc6 8 48 89 54 24 18 # [ 47.687070] RSP: 002b:00007fff9c5d07e8 EF[ 48.247773] RIP: 0033:0x7f66ae1cbf33 LAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.695517] RAX:[ 48.257980] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 ffffffffffffffda RBX: 0000000000000004 RCX: 00007f666c321f33 #[ 48.285185] RSP: 002b:00007ffdc6f657d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.703486] RDX: 0000000000000004 RSI: 00007f666c212000 RDI:[ 48.299857] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f66ae1cbf33 [ 48.314046] RDX: 0000000000000008 RSI: 00007f66ae0bc000 RDI: 0000000000000001 0000000000000001 # [ 47.711456] RBP: 00007f666c212000 R08: 0[ 48.322020] RBP: 00007f66ae0bc000 R08: 00007f66ae0bb010 R09: 0000000000000000 0007f666c211010 R09: 0000000000000000 # [ 47.719418] R10: 000[ 48.336221] R10: 00007f66ae2c61c0 R11: 0000000000000246 R12: 0000000000000001 07f666c41c1c0 R11: 0000000000000246 R12: 0000000000000001 # [ [ 48.350441] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 47.727388] R13: 0000000000000001 R14: 0000000000020000 R15: 000[ 48.364635] irq event stamp: 0 [ 48.374254] hardirqs last enabled at (0): [<0000000000000000>] 0x0 0000000020000 # [ 47.735352] Modules linked in: fuse ip_table[ 48.381258] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 48.396604] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 s cros_ec_sensors cros_ec_sensors_core industrialio_triggered_bu[ 48.405742] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.418952] ---[ end trace 50de4f214e497b7b ]--- ffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 47.761821] ---[ end trace 50de4f214e497b7a ]--- # [ 47.766990] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.771376] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 47.792371] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 47.798237] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.806220] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 47.814223] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 47.822226] R10: 00000000ffffe00[ 48.501396] lkdtm: Performing direct entry WARNING_MESSAGE 0 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.830231] [ 48.511034] ------------[ cut here ]------------ R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b200[ 48.522407] Warning message trigger count: 2 0 # [ 47.838233] FS: 00007f666c3f9580(0000) GS:ffff9b9c3ad80[ 48.533423] WARNING: CPU: 1 PID: 794 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 000(0000) knlGS:0000000000000000 # [ 47.847303] CS: 0010 DS:[ 48.549808] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 0000 ES: 0000 CR0: 0000000080050033 # [ 47.853750] CR2: 0000[ 48.582454] CPU: 1 PID: 794 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 48.597223] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 7f666c212000 CR3: 000000010307a003 CR4: 00000000003706e0 # BUG:[ 48.604034] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 [ 48.615887] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 03 74 02 48 c7 c7 d8 88 2c 8e 8d 70 01 89 35 51 03 74 02 e8 28 16 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selft[ 48.636877] RSP: 0018:ffffb2fd0150fe60 EFLAGS: 00010286 ests: lkdtm: WARNING.sh # [ 47.936976] lkdtm: Performing dire[ 48.648927] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 ct entry WARNING # [ 47.943683] ------------[ cut here ]-----[ 48.663114] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 48.677306] RBP: ffffffff8e2c837f R08: 0000000000000000 R09: 0000000000000000 ------- # [ 47.955067] WARNING: CPU: 1 PID: 759 at drivers/mi[ 48.685279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 sc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 47.970684] Mod[ 48.699487] R13: ffffb2fd0150ff10 R14: ffffb2fd0150ff10 R15: ffff9b9bc4f33000 ules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_c[ 48.713675] FS: 00007fb26a2ef580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 48.728911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ore industrialio_triggered_buffer kfifo_buf industrialio cros_ec[ 48.735331] CR2: 00007fb26a108000 CR3: 0000000103014002 CR4: 00000000003706e0 [ 48.749513] Call Trace: _sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_[ 48.752248] direct_entry.cold+0x2c/0x38 sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 48.762855] full_proxy_write+0x53/0x80 [ 48.003331] CPU: 1 PID: 759 Comm: cat Tainted: G D W [ 48.773337] vfs_write+0xe7/0x3a0 5.10.135-cip13 #1 # [ 48.018097] Hardware name: Google R[ 48.783252] ksys_write+0x68/0xf0 ammus/Rammus, BIOS 09/04/2020 # [ 48.024909] RIP: 0010:lkdtm[ 48.793171] do_syscall_64+0x30/0x40 _WARNING+0x13/0x20 # [ 48.035985] Code: c0 f4 ff ff ff eb c9 [ 48.803377] entry_SYSCALL_64_after_hwframe+0x61/0xc6 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8[ 48.815234] RIP: 0033:0x7fb26a217f33 [ 48.825442] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 3 05 80 03 74 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc [ 48.846427] RSP: 002b:00007ffc863daae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.861094] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fb26a217f33 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 03 # [ 48.063188] R[ 48.869069] RDX: 0000000000000010 RSI: 00007fb26a108000 RDI: 0000000000000001 [ 48.883250] RBP: 00007fb26a108000 R08: 00007fb26a107010 R09: 0000000000000000 SP: 0018:ffffb2fd01467e60 EFLAGS: 00010202 # [ 48.075243] RAX[ 48.891223] R10: 00007fb26a3121c0 R11: 0000000000000246 R12: 0000000000000001 [ 48.905406] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 : ffffffff8d2de1a0 RBX: 0000000000000002 RCX: 0000000000000000 [ 48.913387] irq event stamp: 0 # [ 48.089430] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI[ 48.923002] hardirqs last enabled at (0): [<0000000000000000>] 0x0 : ffffffff8ded9a80 # [ 48.103620] RBP: ffffffff8e2c8377 R08: [ 48.936222] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 48.951574] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 0000000000000000 R09: 0000000000000000 # [ 48.111595] R10: 00[ 48.960716] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.973927] ---[ end trace 50de4f214e497b7c ]--- 000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 48.125805] R13: ffffb2fd01467f10 R14: ffffb2fd01467f10 R15: ffff9b9bc4d0a000 # [ 48.139992] FS: 00007f66ae2a3580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 48.155229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.167862] CR2: 00007f66ae0bc000 CR3: 00000001027b0006 CR4: 00000000003706e0 # [ 48.175836] Call Trace: # [ 48.184778] direct_entry.cold+0x2c/0x38 # [ 48.195396] full_proxy_write+0x53/0x80 # [ 48.205877] vfs_write+0xe7/0x3a0 # [ 48.215792] ksys_write+0x68/0xf0 # [ 48.225708] do_syscall_64+0x30/0x40 # [ 48.235915] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 48.247773] RIP: 0033:0x7f66ae1cbf33 # [ 48.257980] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 [ 49.054787] lkdtm: Performing direct entry EXCEPTION [ 49.065426] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 49.073208] #PF: supervisor write access in kernel mode [ 49.079040] #PF: error_code(0x0002) - not-present page [ 49.084776] PGD 0 P4D 0 [ 49.087600] Oops: 0002 [#2] SMP PTI [ 49.091490] CPU: 2 PID: 826 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 49.100041] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 49.106847] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 [ 49.111804] Code: 48 c7 c7 d8 88 2c 8e 8d 70 01 89 35 51 03 74 02 e8 28 16 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84 [ 49.132785] RSP: 0018:ffffb2fd0158fe60 EFLAGS: 00010286 [ 49.138618] RAX: ffffffff8d2de1f0 RBX: 0000000000000004 RCX: 0000000000000000 [ 49.146587] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffffffff8ded9aa0 [ 49.154555] RBP: ffffffff8e1fda3f R08: 0000000000000000 R09: 0000000000000000 [ 49.162524] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 49.170493] R13: ffffb2fd0158ff10 R14: ffffb2fd0158ff10 R15: ffff9b9bc5c1c000 [ 49.178462] FS: 00007f6a9f155580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 49.187500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.193917] CR2: 0000000000000000 CR3: 0000000103afa001 CR4: 00000000003706e0 [ 49.201886] Call Trace: [ 49.204617] direct_entry.cold+0x2c/0x38 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d[ 49.208997] full_proxy_write+0x53/0x80 [ 49.219491] vfs_write+0xe7/0x3a0 [ 49.223189] ksys_write+0x68/0xf0 [ 49.226887] do_syscall_64+0x30/0x40 [ 49.230875] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.236513] RIP: 0033:0x7f6a9f07df33 [ 49.240509] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.261491] RSP: 002b:00007ffc46340278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.269948] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6a9f07df33 [ 49.277916] RDX: 000000000000000a RSI: 00007f6a9ef6e000 RDI: 0000000000000001 [ 49.285883] RBP: 00007f6a9ef6e000 R08: 00007f6a9ef6d010 R09: 0000000000000000 [ 49.293852] R10: 00007f6a9f1781c0 R11: 0000000000000246 R12: 0000000000000001 [ 49.301819] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.309791] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.336243] CR2: 0000000000000000 [ 49.346166] ---[ end trace 50de4f214e497b7d ]--- [ 49.351321] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.355697] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 49.376680] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 49.382513] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.390482] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 49.398451] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 49.406421] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.414390] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 49.422360] FS: 00007f6a9f155580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 49.431398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.437814] CR2: 0000000000000000 CR3: 0000000103afa001 CR4: 00000000003706e0 [ 49.445783] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 49.455694] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 826, name: cat [ 49.464044] INFO: lockdep is turned off. [ 49.468418] irq event stamp: 0 [ 49.471823] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.478823] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 49.487956] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 49.497090] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.504088] CPU: 2 PID: 826 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 49.512637] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 49.519441] Call Trace: [ 49.522168] dump_stack+0x77/0x9b [ 49.525868] ___might_sleep.cold+0xa6/0xb6 [ 49.530440] exit_signals+0x1c/0x2e0 [ 49.534428] do_exit+0xd5/0xb00 [ 49.537923] ? ksys_write+0x68/0xf0 [ 49.541817] rewind_stack_do_exit+0x17/0x20 [ 49.546484] RIP: 0033:0x7f6a9f07df33 [ 49.550472] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.571454] RSP: 002b:00007ffc46340278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.579902] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6a9f07df33 [ 49.587870] RDX: 000000000000000a RSI: 00007f6a9ef6e000 RDI: 0000000000000001 [ 49.595837] RBP: 00007f6a9ef6e000 R08: 00007f6a9ef6d010 R09: 0000000000000000 [ 49.603806] R10: 00007f6a9f1781c0 R11: 0000000000000246 R12: 0000000000000001 [ 49.611775] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.285185] RSP: 002b:00007ffdc6f657d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.299857] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f66ae1cbf33 # [ 48.314046] RDX: 0000000000000008 RSI: 00007f66ae0bc000 RDI: 0000000000000001 # [ 48.322020] RBP: 00007f66ae0bc000 R08: 00007f66ae0bb010 R09: 0000000000000000 # [ 48.336221] R10: 00007f66ae2c61c0 R11: 0000000000000246 R12: 0000000000000001 # [ 48.350441] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.364635] irq event stamp: 0 # [ 48.374254] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.381258] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 48.396604] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 48.405742] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.418952] ---[ end trace 50de4f214e497b7b ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 48.501396] lkdtm: Performing direct entry WARNING_MESSAGE # [ 48.511034] ------------[ cut here ]------------ # [ 48.522407] Warning message trigger count: 2 # [ 48.533423] WARNING: CPU: 1 PID: 794 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.549808] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 48.582454] CPU: 1 PID: 794 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 48.597223] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 48.604034] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.615887] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 03 74 02 48 c7 c7 d8 88 2c 8e 8d 70 01 89 35 51 03 74 02 e8 28 16 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 48.636877] RSP: 0018:ffffb2fd0150fe60 EFLAGS: 00010286 # [ 48.648927] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 48.663114] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 48.677306] RBP: ffffffff8e2c837f R08: 0000000000000000 R09: 0000000000000000 # [ 48.685279] [ 49.844854] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 49.855958] lkdtm: attempting good list addition R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001[ 49.861134] lkdtm: attempting corrupted list addition [ 49.872990] lkdtm: list_add() corruption not detected! 0 # [ 48.699487] R13: ffffb2fd0150ff10 R14: ffffb2fd0150ff10 R15: ffff9b9bc4f33000 # [ 48.713675] FS: 00007fb26a2ef580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 48.728911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.735331] CR2: 00007fb26a108000 CR3: 0000000103014002 CR4: 00000000003706e0 # [ 48.749513] Call Trace: # [ 48.752248] direct_entry.cold+0x2c/0x38 # [ 48.762855] full_proxy_write+0x53/0x80 # [ 48.773337] vfs_write+0xe7/0x3a0 # [ 48.783252] ksys_write+0x68/0xf0 # [ 48.793171] do_syscall_64+0x30/0x40 # [ 48.803377] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 48.815234] RIP: 0033:0x7fb26a217f33 # [ 48.825442] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 48.846427] RSP: 002b:00007ffc863daae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.861094] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fb26a217f33 # [ 48.869069] RDX: 0000000000000010 RSI: 00007fb26a108000 RDI: 0000000000000001 # [ 48.883250] RBP: 00007fb26a108000 R08: 00007fb26a107010 R09: 0000000000000000 # [ 48.891223] R10: 00007fb26a3121c0 R11: 0000000000000246 R12: 0000000000000001 # [ 48.905406] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.913387] irq event stamp: 0 # [ 48.923002] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.936222] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 48.951574] softirqs last enabled at (0):[ 50.036004] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 50.046618] lkdtm: attempting good list removal [ 50.051708] lkdtm: attempting corrupted list removal [ 50.057253] lkdtm: list_del() corruption not detected! [] copy_process+0x640/0x1c80 # [ 48.960716] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.973927] ---[ end trace 50de4f214e497b7c ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Killed # [ 49.054787] lkdtm: Performing direct entry EXCEPTION # [ 49.065426] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 49.073208] #PF: supervisor write access in kernel mode # [ 49.079040] #PF: error_code(0x0002) - not-present page # [ 49.084776] PGD 0 P4D 0 # [ 49.087600] Oops: 0002 [#2] SMP PTI # [ 49.091490] CPU: 2 PID: 826 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 49.100041] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 49.106847] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 49.111804] Code: 48 c7 c7 d8 88 2c 8e 8d 70 01 89 35 51 03 74 02 e8 28 16 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 0[ 50.160236] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING 0 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84 # [ 4[ 50.169484] lkdtm: attempting bad read from page below current stack 9.132785] RSP: 0018:ffffb2fd0158fe60 EFLAGS: 00010286 # [ 49.[ 50.182821] BUG: stack guard page was hit at 00000000d4873977 (stack is 0000000074ba8a15..00000000d2ebc07f) [ 50.199878] kernel stack overflow (page fault): 0000 [#3] SMP PTI [ 50.206683] CPU: 0 PID: 1051 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 50.215330] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 50.222135] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 50.228676] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 78 8c 2c 8e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 df a0 fd ff 48 c7 c7 b8 8c 2c 8e <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 c5 a0 fd ff 0f 1f 44 [ 50.249655] RSP: 0018:ffffb2fd018f7e50 EFLAGS: 00010246 [ 50.255478] RAX: 0000000000000038 RBX: ffffb2fd018f4000 RCX: 0000000000000000 [ 50.263446] RDX: 0000000000000000 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c8cb8 [ 50.271412] RBP: ffffffff8e2c83e2 R08: 0000000000000000 R09: 0000000000000000 [ 50.279380] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 50.287347] R13: ffffb2fd018f7f10 R14: ffffb2fd018f7f10 R15: ffff9b9bc3b5b000 [ 50.295315] FS: 00007f5732ce0580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 50.304351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.310764] CR2: ffffb2fd018f3fff CR3: 0000000104bcc004 CR4: 00000000003706f0 [ 50.318732] Call Trace: [ 50.321457] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 50.326513] direct_entry.cold+0x2c/0x38 [ 50.330892] full_proxy_write+0x53/0x80 [ 50.335177] vfs_write+0xe7/0x3a0 [ 50.338878] ksys_write+0x68/0xf0 [ 50.342577] do_syscall_64+0x30/0x40 [ 50.346564] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 50.352219] RIP: 0033:0x7f5732c08f33 [ 50.356219] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.377197] RSP: 002b:00007ffc7d6ba018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.385670] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f5732c08f33 [ 50.393636] RDX: 0000000000000019 RSI: 00007f5732af9000 RDI: 0000000000000001 [ 50.401604] RBP: 00007f5732af9000 R08: 00007f5732af8010 R09: 0000000000000000 [ 50.409571] R10: 00007f5732d031c0 R11: 0000000000000246 R12: 0000000000000001 [ 50.417539] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.425511] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 50.451944] ---[ end trace 50de4f214e497b7e ]--- [ 50.457097] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 50.461463] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 50.482440] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 50.488272] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 50.496240] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 50.504213] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 50.512180] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 50.520164] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 50.528131] FS: 00007f5732ce0580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 50.537167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.543581] CR2: ffffb2fd018f3fff CR3: 0000000104bcc004 CR4: 00000000003706f0 [ 50.551547] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 50.561458] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1051, name: cat [ 50.569909] INFO: lockdep is turned off. [ 50.574282] irq event stamp: 0 [ 50.577686] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.584683] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 50.593815] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 50.602946] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.609941] CPU: 0 PID: 1051 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 50.618590] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 50.625391] Call Trace: [ 50.628120] dump_stack+0x77/0x9b [ 50.631818] ___might_sleep.cold+0xa6/0xb6 [ 50.636390] exit_signals+0x1c/0x2e0 [ 50.640371] do_exit+0xd5/0xb00 [ 50.643874] ? ksys_write+0x68/0xf0 [ 50.647766] rewind_stack_do_exit+0x17/0x20 [ 50.652440] RIP: 0033:0x7f5732c08f33 [ 50.656419] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.677403] RSP: 002b:00007ffc7d6ba018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.685861] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f5732c08f33 [ 50.693824] RDX: 0000000000000019 RSI: 00007f5732af9000 RDI: 0000000000000001 [ 50.701793] RBP: 00007f5732af9000 R08: 00007f5732af8010 R09: 0000000000000000 [ 50.709763] R10: 00007f5732d031c0 R11: 0000000000000246 R12: 0000000000000001 [ 50.717733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 138618] RAX: ffffffff8d2de1f0 RBX: 0000000000000004 RCX: 0000000000000000 # [ 49.146587] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffffffff8ded9aa0 # [ 49.154555] RBP: ffffffff8e1fda3f R08: 0000000000000000 R09: 0000000000000000 # [ 49.162524] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 49.170493] R13: ffffb2fd0158ff10 R14: ffffb2fd0158ff10 R15: ffff9b9bc5c1c000 # [ 49.178462] FS: 00007f6a9f155580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 49.187500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.193917] CR2: 0000000000000000 CR3: 0000000103afa001 CR4: 00000000003706e0 # [ 49.201886] Call Trace: # [ 49.204617] direct_entry.cold+0x2c/0x38 # [ 49.208997] full_proxy_write+0x53/0x80 # [ 49.219491] vfs_write+0xe7/0x3a0 # [ 49.223189] ksys_write+0x68/0xf0 # [ 49.226887] do_syscall_64+0x30/0x40 # [ 49.230875] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 49.236513] RIP: 0033:0x7f6a9f07df33 # [ 49.240509] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.261491] RSP: 002b:00007ffc46340278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.269948] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6a9f07df33 # [ 49.277916] RDX: 000000000000000a RSI: 00007f6a9ef6e000 RDI: 0000000000000001 # [ 49.285883] RBP: 00007f6a9ef6e000 R08: 00007f6a9ef6d010 R09: 0000000000000000 # [ 49.293852] R10: 00007f6a9f1781c0 R11: 0000000000000246 R12: 0000000000000001 # [ 49.301819] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 49.309791] Modules linked in: fuse ip_tables cros_ec[ 50.898985] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING _sensors cros_ec_sensors_core industrialio_triggered_buffer kfif[ 50.906860] lkdtm: attempting bad read from page above current stack o_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_charde[ 50.920181] BUG: stack guard page was hit at 00000000a47d5046 (stack is 0000000054157434..00000000d357aa0d) [ 50.937259] kernel stack overflow (page fault): 0000 [#4] SMP PTI [ 50.944065] CPU: 0 PID: 1084 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 50.952714] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 50.959521] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d [ 50.966137] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 f0 8c 2c 8e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 a5 a0 fd ff 48 c7 c7 30 8d 2c 8e <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 88 a0 fd ff [ 50.987114] RSP: 0018:ffffb2fd01987e50 EFLAGS: 00010246 [ 50.992940] RAX: 0000000000000038 RBX: ffffb2fd01984000 RCX: 0000000000000000 [ 51.000909] RDX: 0000000000000000 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c8d30 [ 51.008878] RBP: ffffffff8e2c83fb R08: 0000000000000000 R09: 0000000000000000 [ 51.016848] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 51.024818] R13: ffffb2fd01987f10 R14: ffffb2fd01987f10 R15: ffff9b9bc4ecd000 [ 51.032787] FS: 00007fa42ae9b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 51.041823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.048239] CR2: ffffb2fd01988000 CR3: 0000000103aa0004 CR4: 00000000003706f0 [ 51.056208] Call Trace: [ 51.058937] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a [ 51.064777] direct_entry.cold+0x2c/0x38 [ 51.069158] full_proxy_write+0x53/0x80 [ 51.073445] vfs_write+0xe7/0x3a0 [ 51.077149] ksys_write+0x68/0xf0 [ 51.080840] do_syscall_64+0x30/0x40 [ 51.084833] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 51.090473] RIP: 0033:0x7fa42adc3f33 [ 51.094462] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 51.115436] RSP: 002b:00007fffd6952718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.123885] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fa42adc3f33 [ 51.131844] RDX: 000000000000001a RSI: 00007fa42acb4000 RDI: 0000000000000001 [ 51.139813] RBP: 00007fa42acb4000 R08: 00007fa42acb3010 R09: 0000000000000000 [ 51.147782] R10: 00007fa42aebe1c0 R11: 0000000000000246 R12: 0000000000000001 [ 51.155751] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.163724] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 51.190167] ---[ end trace 50de4f214e497b7f ]--- [ 51.195323] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 51.199699] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 51.220682] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 51.226517] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.234486] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 51.242456] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 51.250425] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 51.258392] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 51.266361] FS: 00007fa42ae9b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 51.275399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.281813] CR2: ffffb2fd01988000 CR3: 0000000103aa0004 CR4: 00000000003706f0 v cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 49.336243] CR2: 0000000000000000 # [ 49.346166] ---[ end trace 50de4f214e497b7d ]--- # [ 49.351321] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.355697] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 49.376680] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 49.382513] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.390482] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 49.398451] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 49.406421] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.414390] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 49.422360] FS: 00007f6a9f155580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 49.431398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050[ 51.392767] lkdtm: Performing direct entry UNSET_SMEP 033 # [ 49.437814] CR2: 0000000000000000 CR3: 0000000103afa00[ 51.401108] lkdtm: trying to clear SMEP normally 1 CR4: 00000000003706e0 # [ 49.445783] BUG: sleeping function[ 51.412478] ------------[ cut here ]------------ called from invalid context at include/linux/percpu-rwsem.h:49[ 51.423874] pinned CR4 bits changed: 0x100000!? # [ 49.455694] in_atomic(): 0, irqs_disabled(): 1, non_block:[ 51.435162] WARNING: CPU: 0 PID: 1120 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 0, pid: 826, name: cat # [ 49.464044] INFO: lockdep is turne[ 51.451572] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify d off. # [ 49.468418] irq event stamp: 0 # [ 49.471823] ha[ 51.484255] CPU: 0 PID: 1120 Comm: cat Tainted: G D W 5.10.135-cip13 #1 rdirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.[ 51.499143] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 478823] hardirqs last disabled at (0): [] copy[ 51.512129] RIP: 0010:native_write_cr4+0x45/0x60 _process+0x640/0x1c80 # [ 49.487956] softirqs last enabled a[ 51.523519] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a3 a3 c3 01 00 75 f2 48 c7 c7 80 7a 20 8e c6 05 93 a3 c3 01 01 e8 23 b3 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 t (0): [] copy_process+0x640/0x1c80 # [ 49.[ 51.550745] RSP: 0018:ffffb2fd019ffe48 EFLAGS: 00010286 497090] softirqs last disabled at (0): [<0000000000000000>] 0x0[ 51.562814] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000 # [ 49.504088] CPU: 2 PID: 826 Comm: cat Tainted: G D W [ 51.577041] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 5.10.135-cip13 #1 # [ 49.512637] Hardware name: Googl[ 51.591200] RBP: ffffffff8e2c8415 R08: 0000000000000000 R09: 0000000000000000 e Rammus/Rammus, BIOS 09/04/2020 # [ 49.519441] Call Trace:[ 51.605438] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 49.522168] dump_stack+0x77/0x9b # [ 49.525868] ___mi[ 51.619631] R13: ffffb2fd019fff10 R14: ffffb2fd019fff10 R15: ffff9b9bc4f30000 ght_sleep.cold+0xa6/0xb6 # [ 49.530440] exit_signals+0x1c/0x[ 51.633806] FS: 00007f51a95bd580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 2e0 # [ 49.534428] do_exit+0xd5/0xb00 # [ 49.537923] ? k[ 51.649095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 sys_write+0x68/0xf0 # [ 49.541817] rewind_stack_do_exit+0x17[ 51.661722] CR2: 00007f51a93d6000 CR3: 00000001011e4006 CR4: 00000000003706f0 /0x20 # [ 49.546484] RIP: 0033:0x7f6a9f07df33 # [ 49.55047[ 51.675863] Call Trace: 2] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff e[ 51.684794] lkdtm_UNSET_SMEP.cold+0x1d/0x103 b b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00[ 51.695883] direct_entry.cold+0x2c/0x38 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 8[ 51.706470] full_proxy_write+0x53/0x80 9 54 24 18 # [ 49.571454] RSP: 002b:00007ffc46340278 EFLAGS: [ 51.716996] vfs_write+0xe7/0x3a0 00000246 ORIG_RAX: 0000000000000001 # [ 49.579902] RAX: fffff[ 51.726884] ksys_write+0x68/0xf0 fffffffffda RBX: 000000000000000a RCX: 00007f6a9f07df33 # [ 4[ 51.736842] do_syscall_64+0x30/0x40 9.587870] RDX: 000000000000000a RSI: 00007f6a9ef6e000 RDI: 00000[ 51.747012] entry_SYSCALL_64_after_hwframe+0x61/0xc6 00000000001 # [ 49.595837] RBP: 00007f6a9ef6e000 R08: 00007f6[ 51.758929] RIP: 0033:0x7f51a94e5f33 a9ef6d010 R09: 0000000000000000 # [ 49.603806] R10: 00007f6a9[ 51.769096] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 f1781c0 R11: 0000000000000246 R12: 0000000000000001 # [ 49.61[ 51.796298] RSP: 002b:00007ffcf4c36978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 1775] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000[ 51.810982] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f51a94e5f33 0020000 # EXCEPTION: saw 'call trace:': ok ok 5 selftests: lkd[ 51.825203] RDX: 000000000000000b RSI: 00007f51a93d6000 RDI: 0000000000000001 tm: EXCEPTION.sh # selftests: lkdtm: LOOP.sh # Skipping LOOP: [ 51.839366] RBP: 00007f51a93d6000 R08: 00007f51a93d5010 R09: 0000000000000000 Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selft[ 51.853548] R10: 00007f51a95e01c0 R11: 0000000000000246 R12: 0000000000000001 ests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupt[ 51.867733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 s memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # S[ 51.881996] irq event stamp: 0 KIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_ST[ 51.891563] hardirqs last enabled at (0): [<0000000000000000>] 0x0 ACK: Crashes entire system on success ok 8 selftests: lkdtm: CO[ 51.904793] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 RRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.[ 51.920116] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on su[ 51.935507] softirqs last disabled at (0): [<0000000000000000>] 0x0 ccess ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # [ 51.948713] ---[ end trace 50de4f214e497b80 ]--- selftests: lkdtm: CORRUPT_LIST_ADD.sh # [ 49.844854] lkdtm: P[ 51.960046] lkdtm: ok: SMEP did not get cleared erforming direct entry CORRUPT_LIST_ADD # [ 49.855958] lkdtm:[ 51.971313] lkdtm: trying to clear SMEP with call gadget attempting good list addition # [ 49.861134] lkdtm: attempti[ 51.983465] lkdtm: ok: SMEP removal was reverted ng corrupted list addition # [ 49.872990] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh # [ 50.036004] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 50.046618] lkdtm: attempting good list removal # [ 50.051708] lkdtm: attempting corrupted list removal # [ 50.057253] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # Segmentation fault # [ 50.160236] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 50.169484] lkdtm: attempting bad read from page below current stack # [ 50.182821] BUG: stack guard page was hit at 00000000d4873977 (stac[ 52.077406] lkdtm: Performing direct entry DOUBLE_FAULT k is 0000000074ba8a15..00000000d2ebc07f) # [ 50.199878] kerne[ 52.087660] lkdtm: XFAIL: this test is ia32-only l stack overflow (page fault): 0000 [#3] SMP PTI # [ 50.206683] CPU: 0 PID: 1051 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 50.215330] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 50.222135] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 50.228676] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 78 8c 2c 8e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 df a0 fd ff 48 c7 c7 b8 8c 2c 8e <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 c5 a0 fd ff 0f 1f 44 # [ 50.249655] RSP: 0018:ffffb2fd018f7e50 EFLAGS: 00010246 # [ 50.255478] RAX: 0000000000000038 RBX: ffffb2fd018f4000 RCX: 0000000000000000 # [ 50.263446] RDX: 0000000000000000 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c8cb8 # [ 50.271412] RBP: ffffffff8e2c83e2 R08: 0000000000000000 R09: 0000000000000000 # [ 50.279380] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 50.287347] R13: ffffb2fd018f7f10 R14: ffffb2fd018f7f10 R15: ffff9b9bc3b5b000 # [ 50.295315] FS: 00007f5732ce0580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 50.30[ 52.203190] lkdtm: Performing direct entry CORRUPT_PAC [ 52.210444] lkdtm: XFAIL: this test is arm64-only 4351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.310764] CR2: ffffb2fd018f3fff CR3: 0000000104bcc004 CR4: 00000000003706f0 # [ 50.318732] Call Trace: # [ 50.321457] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 # [ 50.326513] direct_entry.cold+0x2c/0x38 # [ 50.330892] full_proxy_write+0x53/0x80 # [ 50.335177] vfs_write+0xe7/0x3a0 # [ 50.338878] ksys_write+0x68/0xf0 # [ 50.342577] do_syscall_64+0x30/0x40 # [ 50.346564] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.352219] RIP: 0033:0x7f5732c08f33 # [ 50.356219] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.377197] RSP: 002b:00007ffc7d6ba018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.385670] RAX: ffffffffffffffda RBX: 0[ 52.301097] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 52.309979] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS 000000000000019 RCX: 00007f5732c08f33 # [ 50.393636] RDX: 0000000000000019 RSI: 00007f5732af9000 RDI: 0000000000000001 # [ 50.401604] RBP: 00007f5732af9000 R08: 00007f5732af8010 R09: 0000000000000000 # [ 50.409571] R10: 00007f5732d031c0 R11: 0000000000000246 R12: 0000000000000001 # [ 50.417539] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.425511] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 50.451944] ---[ end trace 50de4f214e497b7e ]--- # [ 50.457097] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 50.461463] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 50.482440] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 50.488272] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 50.496240] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 50.504213] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 50.512180] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 50.520164] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 50.528131] FS: 00007f5732ce0580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 50.537167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.543581] CR2: ffffb2fd018f3fff CR3: 0000000104bcc004 CR4: 00000000003706f0 # [ 50.551547] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 50.561458] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1051, name: cat # [ 50.569909] INFO: lockdep is turned off. # [ 50.574282] irq event stamp: 0 # [ 50.577686] hardirqs last enabled at (0): [<0000000000000000>] 0x0[ 52.511802] lkdtm: Performing direct entry READ_AFTER_FREE [ 52.522656] lkdtm: Value in memory before free: 12345678 [ 52.528614] lkdtm: Attempting bad read from freed memory [ 52.534568] lkdtm: Memory was not poisoned # [ 50.584683] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 50.593815] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 50.602946] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.609941] CPU: 0 PID: 1051 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 50.618590] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 50.625391] Call Trace: # [ 50.628120] dump_stack+0x77/0x9b # [ 50.631818] ___might_sleep.cold+0xa6/0xb6 # [ 50.636390] exit_signals+0x1c/0x2e0 # [ 50.640371] do_exit+0xd5/0xb00 # [ 50.643874] ? ksys_write+0x68/0xf0 # [ 50.647766] rewind_stack_do_exit+0x17/0x20 # [ 50.652440] RIP: 0033:0x7f5732c08f33 # [ 50.656419] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.677403] RSP: 002b:00007ffc7d6ba018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.685861] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f5732c08f33 # [ 50.693824] RDX: 0000000000000019 RSI: 00007f5732af9000 RDI: 0000000000000001 # [ 50.701793] RBP: 00007f5732af9000 R[ 52.663267] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE 08: 00007f5732af8010 R09: 0000000000000000 # [ 50.709763] R10[ 52.670203] lkdtm: Value in memory before free: 12345678 : 00007f5732d031c0 R11: 0000000000000246 R12: 0000000000000001 [ 52.682352] lkdtm: Attempting to read from freed memory # [ 50.717733] R13: 0000000000000001 R14: 0000000000020000 R15[ 52.694403] lkdtm: Buddy page was not poisoned : 0000000000020000 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # Segmentation fault # [ 50.898985] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 50.906860] lkdtm: attempting bad read from page above current stack # [ 50.920181] BUG: stack guard page was hit at 00000000a47d5046 (stack is 0000000054157434..00000000d357aa0d) # [ 50.937259] kernel stack overflow (page fault): 0000 [#4] SMP PTI # [ 50.944065] CPU: 0 PID: 1084 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 50.952714] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 50.959521] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 50.966137] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 f0 8c 2c[ 52.782093] lkdtm: Performing direct entry SLAB_FREE_DOUBLE 8e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 a5 a0 fd ff 48 [ 52.792611] lkdtm: Attempting double slab free ... c7 c7 30 8d 2c 8e <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 88 a0 fd ff # [ 50.987114] RSP: 0018:ffffb2fd01987e50 EFLAGS: 00010246 # [ 50.992940] RAX: 0000000000000038 RBX: ffffb2fd01984000 RCX: 0000000000000000 # [ 51.000909] RDX: 0000000000000000 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c8d30 # [ 51.008878] RBP: ffffffff8e2c83fb R08: 0000000000000000 R09: 0000000000000000 # [ 51.016848] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 51.024818] R13: ffffb2fd01987f10 R14: ffffb2fd01987f10 R15: ffff9b9bc4ecd000 # [ 51.032787] FS: 00007fa42ae9b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 51.041823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.048239] CR2: ffffb2fd01988000 CR3: 0000000103aa0004 CR4: 00000000003706f0 # [ 51.056208] Call Trace: # [ 51.058937] ? lkdtm_STACK_GUARD_PAGE_LEADING[ 52.889900] lkdtm: Performing direct entry SLAB_FREE_CROSS +0x3a/0x3a # [ 51.064777] direct_entry.cold+0x2c/0x38 # [ [ 52.897340] lkdtm: Attempting cross-cache slab free ... 51.069158] full_proxy_write+0x53/0x80 # [ 51.073445] vfs_write+0xe7/0x3a0 # [ 51.077149] ksys_write+0x68/0xf0 # [ 51.080840] do_syscall_64+0x30/0x40 # [ 51.084833] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.090473] RIP: 0033:0x7fa42adc3f33 # [ 51.094462] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.115436] RSP: 002b:00007fffd6952718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.123885] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fa42adc3f33 # [ 51.131844] RDX: 000000000000001a RSI: 00007fa42acb4000 RDI: 0000000000000001 # [ 51.139813] RBP: 0000[ 52.983801] lkdtm: Performing direct entry SLAB_FREE_PAGE 7fa42acb4000 R08: 00007fa42acb3010 R09: 0000000000000000 # [ [ 52.989965] lkdtm: Attempting non-Slab slab free ... 51.147782] R10: 00007fa42aebe1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 51.155751] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 51.163724] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 51.190167] ---[ end trace 50de4f214e497b7f ]--- # [ 51.195323] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 51.199699] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 51.220682] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 51.226517] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 51.234486] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 51.242456] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 51.250425] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 51.258392] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 51.266361] FS: 00007fa42ae9b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 51.275399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.281813] CR2: ffffb2fd01988000 CR3: 0000000103aa0004 CR4: 00000000003706f0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh # [ 51.392767] lkdtm: Performing direct entry UNSET_SMEP # [ 51.401108] lkdtm: trying to clear SMEP normally # [ 51.412478] ------------[ cut here ]------------ # [ 51.423874] pinned CR4 bits changed: 0x100000!? # [ 51.435162] WARNING: CPU: 0 PID: 1120 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 51.451572] Modules li[ 53.192762] lkdtm: Performing direct entry EXEC_DATA [ 53.199961] lkdtm: attempting ok execution at ffffffff8d2de560 nked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core ind[ 53.206507] lkdtm: attempting bad execution at ffffffff8fa1e560 [ 53.219344] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 53.227724] BUG: unable to handle page fault for address: ffffffff8fa1e560 ustrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs [ 53.235406] #PF: supervisor instruction fetch in kernel mode [ 53.247936] #PF: error_code(0x0011) - permissions violation [ 53.254165] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 800000013ca000e3 [ 53.261943] Oops: 0011 [#5] SMP PTI [ 53.265833] CPU: 2 PID: 1627 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 53.274479] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.281286] RIP: 0010:data_area+0x0/0x40 [ 53.285661] Code: ff ff 00 87 ea c3 9b 9b ff ff 00 86 ea c3 9b 9b ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 53.306631] RSP: 0018:ffffb2fd0222fe48 EFLAGS: 00010246 [ 53.312454] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.320422] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 53.328387] RBP: ffffffff8fa1e560 R08: 0000000000000000 R09: 0000000000000000 [ 53.336354] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 53.344322] R13: ffffb2fd0222ff10 R14: ffffb2fd0222ff10 R15: ffff9b9bc5d4a000 [ 53.352289] FS: 00007f876017f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 53.361325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.367740] CR2: ffffffff8fa1e560 CR3: 0000000103b1e003 CR4: 00000000003706e0 [ 53.375707] Call Trace: [ 53.378434] ? execute_location+0x45/0x56 [ 53.382907] ? direct_entry.cold+0x2c/0x38 [ 53.387471] ? full_proxy_write+0x53/0x80 [ 53.391946] ? vfs_write+0xe7/0x3a0 [ 53.395835] ? ksys_write+0x68/0xf0 [ 53.399728] ? do_syscall_64+0x30/0x40 [ 53.403912] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 53.409748] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorh[ 53.436198] CR2: ffffffff8fa1e560 [ 53.446106] ---[ end trace 50de4f214e497b81 ]--- [ 53.451260] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 53.455635] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 53.476611] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 53.482441] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.490409] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 53.498375] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 53.506343] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 53.514309] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 53.522277] FS: 00007f876017f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 53.531312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.537728] CR2: ffffffff8fa1e560 CR3: 0000000103b1e003 CR4: 00000000003706e0 [ 53.545694] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 53.555602] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1627, name: cat [ 53.564057] INFO: lockdep is turned off. [ 53.568431] irq event stamp: 0 [ 53.571837] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 53.578827] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 53.587960] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 53.597084] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 53.604080] CPU: 2 PID: 1627 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 53.612726] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.619527] Call Trace: [ 53.622254] dump_stack+0x77/0x9b [ 53.625951] ___might_sleep.cold+0xa6/0xb6 [ 53.630521] exit_signals+0x1c/0x2e0 [ 53.634508] do_exit+0xd5/0xb00 [ 53.638001] ? ksys_write+0x68/0xf0 [ 53.641894] rewind_stack_do_exit+0x17/0x20 [ 53.646562] RIP: 0033:0x7f87600a7f33 [ 53.650548] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 53.671526] RSP: 002b:00007ffe42942488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.679969] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f87600a7f33 [ 53.687936] RDX: 000000000000000a RSI: 00007f875ff98000 RDI: 0000000000000001 [ 53.695905] RBP: 00007f875ff98000 R08: 00007f875ff97010 R09: 0000000000000000 [ 53.703872] R10: 00007f87601a21c0 R11: 0000000000000246 R12: 0000000000000001 [ 53.711840] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 ub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 51.484255] CPU: 0 PID: 1120 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 51.499143] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 51.512129] RIP: 0010:native_write_cr4+0x45/0x60 # [ 51.523519] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a3 a3 c3 01 00 75 f2 48 c7 c7 80 7a 20 8e c6 05 93 a3 c3 01 01 e8 23 b3 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 51.550745] RSP: 0018:ffffb2fd019ffe48 EFLAGS: 00010286 # [ 51.562814] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000 # [ 51.577041] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 # [ 51.591200] RBP: ffffffff8e2c8415 R08: 0000000000000000 R09: 0000000000000000 # [ 51.605438] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 51.619631] R13: ffffb2fd019fff10 R14: ffffb2fd019fff10 R15: ffff9b9bc4f30000 # [ 51.633806] FS: 00007f51a95bd580(0000) GS:fff[ 53.816272] lkdtm: Performing direct entry EXEC_STACK f9b9c3ac00000(0000) knlGS:0000000000000000 # [ 51.649095] CS:[ 53.824926] lkdtm: attempting ok execution at ffffffff8d2de560 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.661722][ 53.837654] lkdtm: attempting bad execution at ffffb2fd022cfe18 CR2: 00007f51a93d6000 CR3: 00000001011e4006 CR4: 00000000003706[ 53.850482] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 53.865050] BUG: unable to handle page fault for address: ffffb2fd022cfe18 [ 53.872727] #PF: supervisor instruction fetch in kernel mode f0 # [ 51.675863] Call Trace: # [ 51.684794] lkdtm_UNSET_[ 53.879046] #PF: error_code(0x0011) - permissions violation SMEP.cold+0x1d/0x103 # [ 51.695883] direct_entry.cold+0x2c/0[ 53.891480] PGD 100000067 P4D 100000067 PUD 100214067 PMD 102704067 PTE 800000010576c063 [ 53.906737] Oops: 0011 [#6] SMP PTI [ 53.910628] CPU: 1 PID: 1663 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 53.919267] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.926071] RIP: 0010:0xffffb2fd022cfe18 [ 53.930446] Code: 00 00 18 fe 2c 02 fd b2 ff ff 46 b5 96 8d ff ff ff ff 20 00 00 00 00 00 00 00 3e 85 2c 8e ff ff ff ff 75 b6 96 8d ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 53.951424] RSP: 0018:ffffb2fd022cfdf8 EFLAGS: 00010246 [ 53.957256] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.965224] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 53.973190] RBP: ffffb2fd022cfe18 R08: 0000000000000000 R09: 0000000000000000 [ 53.981167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 53.989135] R13: ffffb2fd022cff10 R14: ffffb2fd022cff10 R15: ffff9b9bc4bca000 [ 53.997103] FS: 00007f387369e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 54.006139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.012579] CR2: ffffb2fd022cfe18 CR3: 0000000104812006 CR4: 00000000003706e0 [ 54.020544] Call Trace: [ 54.023273] ? execute_location+0x45/0x56 x38 # [ 51.706470] full_proxy_write+0x53/0x80 # [ 51.7169[ 54.027746] ? lkdtm_EXEC_STACK+0x26/0x44 [ 54.038430] ? direct_entry.cold+0x2c/0x38 [ 54.043003] ? full_proxy_write+0x53/0x80 96] vfs_write+0xe7/0x3a0 # [ 51.726884] ksys_write+0x68/0xf[ 54.047479] ? vfs_write+0xe7/0x3a0 [ 54.057580] ? ksys_write+0x68/0xf0 [ 54.061464] ? do_syscall_64+0x30/0x40 [ 54.065647] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 0 # [ 51.736842] do_syscall_64+0x30/0x40 # [ 51.747012] [ 54.071484] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 54.104114] CR2: ffffb2fd022cfe18 [ 54.107801] ---[ end trace 50de4f214e497b82 ]--- [ 54.112953] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.117328] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 54.138307] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 54.144155] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.758929] RIP: [ 54.152131] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 54.166312] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 54.174280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.182248] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 54.190229] FS: 00007f387369e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 54.199262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.205676] CR2: ffffb2fd022cfe18 CR3: 0000000104812006 CR4: 00000000003706e0 0033:0x7f51a94e5f33 # [ 51.769096] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.796298] RSP: 002b:00007ffcf4c36978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.810982] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f51a94e5f33 # [ 51.825203] RDX: 000000000000000b RSI: 00007f51a93d6000 RDI: 0000000000000001 # [ 51.839366] RBP: 00007f51a93d6000 R08: 00007f51a93d5010 R09: 0000000000000000 # [ 51.853548] R10: 00007f51a95e01c0 R11: 0000000000000246 R12: 0000000000000001 # [ 51.867733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 51.881996] irq event stamp: 0 # [ 51.891563] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.904793] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 51.920116] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 51.935507] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.948713] ---[ end trace 50de4f214e497b80 ]--- # [ 51.960046] lkdtm: ok: SMEP did[ 54.331154] lkdtm: Performing direct entry EXEC_KMALLOC [ 54.337577] lkdtm: attempting ok execution at ffffffff8d2de560 [ 54.344093] lkdtm: attempting bad execution at ffff9b9bc3db7600 [ 54.350711] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 54.359096] BUG: unable to handle page fault for address: ffff9b9bc3db7600 [ 54.366776] #PF: supervisor instruction fetch in kernel mode [ 54.373083] #PF: error_code(0x0011) - permissions violation [ 54.379302] PGD 13cc01067 P4D 13cc01067 PUD 10004e063 PMD 101221063 PTE 8000000103db7163 [ 54.388341] Oops: 0011 [#7] SMP PTI [ 54.392233] CPU: 3 PID: 1699 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 54.400880] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 54.407684] RIP: 0010:0xffff9b9bc3db7600 [ 54.412061] Code: 72 2f 30 2f 73 79 73 74 65 6d 64 2f 6e 6f 74 69 66 79 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 54.433042] RSP: 0018:ffffb2fd0228fe38 EFLAGS: 00010246 [ 54.438865] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.446835] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 54.454803] RBP: ffff9b9bc3db7600 R08: 0000000000000000 R09: 0000000000000000 [ 54.462771] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 54.470738] R13: ffffb2fd0228ff10 R14: ffffb2fd0228ff10 R15: ffff9b9bc31f7000 [ 54.478706] FS: 00007f46a35b8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 54.487743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.494167] CR2: ffff9b9bc3db7600 CR3: 0000000102866005 CR4: 00000000003706e0 [ 54.502134] Call Trace: [ 54.504862] ? execute_location+0x45/0x56 [ 54.509337] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 54.514004] ? direct_entry.cold+0x2c/0x38 [ 54.518576] ? full_proxy_write+0x53/0x80 [ 54.523048] ? vfs_write+0xe7/0x3a0 [ 54.526930] ? ksys_write+0x68/0xf0 [ 54.530824] ? do_syscall_64+0x30/0x40 [ 54.535006] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.540844] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify not get cleared # [ 51.971313] lkdtm: trying to clear SMEP w[ 54.567294] CR2: ffff9b9bc3db7600 [ 54.577220] ---[ end trace 50de4f214e497b83 ]--- [ 54.582365] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.586731] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 54.607709] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 54.613540] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.621508] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 54.629475] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 54.637442] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.645408] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 54.653376] FS: 00007f46a35b8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 54.662413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.668827] CR2: ffff9b9bc3db7600 CR3: 0000000102866005 CR4: 00000000003706e0 [ 54.676795] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 54.686705] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat [ 54.695166] INFO: lockdep is turned off. [ 54.699542] irq event stamp: 0 [ 54.702946] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.709936] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 54.719059] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 54.728193] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.735190] CPU: 3 PID: 1699 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 54.743837] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 54.750638] Call Trace: [ 54.753365] dump_stack+0x77/0x9b [ 54.757061] ___might_sleep.cold+0xa6/0xb6 [ 54.761623] exit_signals+0x1c/0x2e0 [ 54.765611] do_exit+0xd5/0xb00 [ 54.769104] ? ksys_write+0x68/0xf0 [ 54.772996] rewind_stack_do_exit+0x17/0x20 [ 54.777663] RIP: 0033:0x7f46a34e0f33 [ 54.781642] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.802619] RSP: 002b:00007ffd14396638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.811071] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f46a34e0f33 [ 54.819038] RDX: 000000000000000d RSI: 00007f46a33d1000 RDI: 0000000000000001 [ 54.827004] RBP: 00007f46a33d1000 R08: 00007f46a33d0010 R09: 0000000000000000 [ 54.834973] R10: 00007f46a35db1c0 R11: 0000000000000246 R12: 0000000000000001 [ 54.842941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 ith call gadget # [ 51.983465] lkdtm: ok: SMEP removal was reverted # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 52.077406] lkdtm: Performing direct entry DOUBLE_FAULT # [ 52.087660] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 52.203190] lkdtm: Performing direct entry CORRUPT_PAC # [ 52.210444] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # [ 52.301097] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 52.309979] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests:[ 54.974711] lkdtm: Performing direct entry EXEC_VMALLOC lkdtm: READ_AFTER_FREE.sh # [ 52.511802] lkdtm: Performing d[ 54.981124] lkdtm: attempting ok execution at ffffffff8d2de560 irect entry READ_AFTER_FREE # [ 52.522656] lkdtm: Value in me[ 54.993830] lkdtm: attempting bad execution at ffffb2fd006d7000 mory before free: 12345678 # [ 52.528614] lkdtm: Attempting b[ 55.006653] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 55.021217] BUG: unable to handle page fault for address: ffffb2fd006d7000 [ 55.028885] #PF: supervisor instruction fetch in kernel mode ad read from freed memory # [ 52.534568] lkdtm: Memory was no[ 55.035220] #PF: error_code(0x0011) - permissions violation t poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] no[ 55.047656] PGD 100000067 P4D 100000067 PUD 100214067 PMD 104f72067 PTE 8000000104df1063 [ 55.062914] Oops: 0011 [#8] SMP PTI [ 55.066806] CPU: 1 PID: 1735 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 55.075452] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 55.082256] RIP: 0010:0xffffb2fd006d7000 [ 55.086623] Code: Unable to access opcode bytes at RIP 0xffffb2fd006d6fd6. [ 55.094290] RSP: 0018:ffffb2fd023f7e38 EFLAGS: 00010246 [ 55.100122] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.108089] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 55.116056] RBP: ffffb2fd006d7000 R08: 0000000000000000 R09: 0000000000000000 [ 55.124024] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 55.131992] R13: ffffb2fd023f7f10 R14: ffffb2fd023f7f10 R15: ffff9b9bc4df1000 [ 55.139959] FS: 00007f614813e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 55.148995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.155408] CR2: ffffb2fd006d6fd6 CR3: 0000000104e7c004 CR4: 00000000003706e0 [ 55.163376] Call Trace: [ 55.166104] ? execute_location+0x45/0x56 t ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftes[ 55.170581] ? lkdtm_EXEC_VMALLOC+0x20/0x30 [ 55.181458] ? direct_entry.cold+0x2c/0x38 [ 55.186031] ? full_proxy_write+0x53/0x80 [ 55.190506] ? vfs_write+0xe7/0x3a0 [ 55.194388] ? ksys_write+0x68/0xf0 [ 55.198281] ? do_syscall_64+0x30/0x40 ts: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFT[ 55.202463] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 ER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRI[ 55.214511] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 55.247158] CR2: ffffb2fd006d7000 [ 55.250858] ---[ end trace 50de4f214e497b84 ]--- [ 55.256001] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.260377] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 55.281355] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 55.287187] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.295163] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 55.303129] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 55.311098] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.319064] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 55.327032] FS: 00007f614813e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 55.336066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.342480] CR2: ffffb2fd006d6fd6 CR3: 0000000104e7c004 CR4: 00000000003706e0 TE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # [ 52.663267] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 52.670203] lkdtm: Value in memory before free: 12345678 # [ 52.682352] lkdtm: Attempting to read from freed memory # [ 52.694403] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh # [ 52.782093] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 52.792611] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh # [ 52.889900] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 52.897340] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh # [ 52.983801] lkdtm: Performing direct entry SLAB_FREE[ 55.454072] lkdtm: Performing direct entry EXEC_RODATA _PAGE # [ 52.989965] lkdtm: Attempting non-Slab slab free ...[ 55.461843] lkdtm: attempting ok execution at ffffffff8d2de560 # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 sel[ 55.474573] lkdtm: attempting bad execution at ffffffff8ded9f00 ftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: S[ 55.487401] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 55.501968] BUG: unable to handle page fault for address: ffffffff8ded9f00 [ 55.509646] #PF: supervisor instruction fetch in kernel mode [ 55.515964] #PF: error_code(0x0011) - permissions violation OFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 sel[ 55.522187] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 800000013ae000e1 [ 55.536180] Oops: 0011 [#9] SMP PTI [ 55.540071] CPU: 1 PID: 1771 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 55.548718] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 55.555523] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 ftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOC[ 55.561258] Code: ff ff e5 ca 96 8d ff ff ff ff 8a 87 2c 8e ff ff ff ff 2b b2 96 8d ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 [ 55.588449] RSP: 0018:ffffb2fd0244fe48 EFLAGS: 00010246 [ 55.594280] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.602248] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 55.610217] RBP: ffffffff8ded9f00 R08: 0000000000000000 R09: 0000000000000000 [ 55.618185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 55.626167] R13: ffffb2fd0244ff10 R14: ffffb2fd0244ff10 R15: ffff9b9bc54df000 [ 55.634134] FS: 00007fc0cce6b580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 55.643169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.649582] CR2: ffffffff8ded9f00 CR3: 0000000103038006 CR4: 00000000003706e0 [ 55.657550] Call Trace: [ 55.660276] ? execute_location+0x45/0x56 KUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests[ 55.664751] ? direct_entry.cold+0x2c/0x38 [ 55.675535] ? full_proxy_write+0x53/0x80 : lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh[ 55.680012] ? vfs_write+0xe7/0x3a0 [ 55.690113] ? ksys_write+0x68/0xf0 [ 55.694006] ? do_syscall_64+0x30/0x40 [ 55.698190] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdt[ 55.704015] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 55.736647] CR2: ffffffff8ded9f00 [ 55.740342] ---[ end trace 50de4f214e497b85 ]--- [ 55.745495] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.749862] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 55.770834] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 55.776658] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.784623] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 55.792589] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 55.800556] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.808523] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 55.816492] FS: 00007fc0cce6b580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 55.825518] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.831931] CR2: ffffffff8ded9f00 CR3: 0000000103038006 CR4: 00000000003706e0 [ 55.839899] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 55.849807] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1771, name: cat [ 55.858258] INFO: lockdep is turned off. [ 55.862633] irq event stamp: 0 [ 55.866036] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 55.873034] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 55.882167] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 55.891300] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 55.898298] CPU: 1 PID: 1771 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 55.906935] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 55.913736] Call Trace: [ 55.916464] dump_stack+0x77/0x9b [ 55.920168] ___might_sleep.cold+0xa6/0xb6 m: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Ski[ 55.924740] exit_signals+0x1c/0x2e0 [ 55.934940] do_exit+0xd5/0xb00 [ 55.938442] ? ksys_write+0x68/0xf0 [ 55.942335] rewind_stack_do_exit+0x17/0x20 pping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_[ 55.947005] RIP: 0033:0x7fc0ccd93f33 [ 55.957218] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 55.978216] RSP: 002b:00007ffca6664fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.986669] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc0ccd93f33 [ 55.994637] RDX: 000000000000000c RSI: 00007fc0ccc84000 RDI: 0000000000000001 [ 56.002605] RBP: 00007fc0ccc84000 R08: 00007fc0ccc83010 R09: 0000000000000000 [ 56.010574] R10: 00007fc0cce8e1c0 R11: 0000000000000246 R12: 0000000000000001 [ 56.018540] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh # Killed # [ 53.192762] lkdtm: Performing direct entry EXEC_DATA # [ 53.199961] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 53.206507] lkdtm: attempting bad execution at ffffffff8fa1e560 # [ 53.219344] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 53.227724] BUG: unable to handle page fault for address: ffffffff8fa1e560 # [ 53.235406] #PF: supervisor instruction fetch in kernel mode # [ 53.247936] #PF: error_code(0x0011) - permissions violation # [ 53.254165] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 800000013ca000e3 # [ 53.261943] Oops: 0011 [#5] SMP PTI # [ 53.265833] CPU: 2 PID: 1627 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 53.274479] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 53.281286] RIP: 0010:data_area+0x0/0x40 # [ 53.285661] Code: ff ff 00 87 ea c3 9b 9b ff ff 00 86 ea c3 9b 9b ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 53.306631] RSP: 0018:ffffb2fd0222fe48 EFLAGS: 00010246 # [ 53.312454] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.320422] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 53.328387] RBP: ffffffff8fa1e560 R08: 0000000000000000 R09: 0000000000000000 # [ 53.336354] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 53.344322] R13: ffffb2fd0222ff10 R14: ffffb2fd0222ff10 R15: ffff9b9bc5d4a000 # [ 53.352289] FS: 00007f876017f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 53.361325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.367740] CR2: ffffffff8fa1e560 CR3: 0000000103b1e003 CR4: 00000000003706e0 # [ 53.375707] Call Trace: # [ 53.378434] ? execute_location+0x45/0x56 #[ 56.212473] lkdtm: Performing direct entry EXEC_USERSPACE [ 53.382907] ? direct_entry.cold+0x2c/0x38 # [ 53.387471][ 56.219175] lkdtm: attempting ok execution at ffffffff8d2de560 ? full_proxy_write+0x53/0x80 # [ 53.391946] ? vfs_write+0x[ 56.231940] lkdtm: attempting bad execution at 00007f8b34b3d000 [ 56.244791] unable to execute userspace code (SMEP?) (uid: 0) e7/0x3a0 # [ 53.395835] ? ksys_write+0x68/0xf0 # [ 53.399[ 56.251215] BUG: unable to handle page fault for address: 00007f8b34b3d000 [ 56.265103] #PF: supervisor instruction fetch in kernel mode [ 56.271419] #PF: error_code(0x0011) - permissions violation [ 56.277639] PGD 800000010573f067 P4D 800000010573f067 PUD 103ef7067 PMD 103ddb067 PTE 10631b067 [ 56.287358] Oops: 0011 [#10] SMP PTI [ 56.291344] CPU: 2 PID: 1807 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 56.299991] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 56.306797] RIP: 0010:0x7f8b34b3d000 [ 56.310782] Code: Unable to access opcode bytes at RIP 0x7f8b34b3cfd6. [ 56.318070] RSP: 0018:ffffb2fd024ffe50 EFLAGS: 00010246 [ 56.323893] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 [ 56.331860] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 56.339828] RBP: 00007f8b34b3d000 R08: 0000000000000000 R09: 0000000000000000 [ 56.347795] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 56.355762] R13: ffffb2fd024fff10 R14: ffffb2fd024fff10 R15: ffff9b9bc4f1a000 [ 56.363729] FS: 00007f8b34b0e580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 56.372766] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.379180] CR2: 00007f8b34b3d000 CR3: 0000000103ee8002 CR4: 00000000003706e0 [ 56.387164] Call Trace: [ 56.389893] ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae [ 56.395238] ? direct_entry.cold+0x2c/0x38 [ 56.399810] ? full_proxy_write+0x53/0x80 [ 56.404283] ? vfs_write+0xe7/0x3a0 [ 56.408175] ? ksys_write+0x68/0xf0 [ 56.412068] ? do_syscall_64+0x30/0x40 [ 56.416249] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.422086] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 728] ? do_syscall_64+0x30/0x40 # [ 53.403912] ? entry_SYSCA[ 56.448539] CR2: 00007f8b34b3d000 [ 56.458447] ---[ end trace 50de4f214e497b86 ]--- [ 56.463600] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.467974] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 56.488952] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 56.494774] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.502740] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 56.510727] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 56.518697] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.526664] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 56.534631] FS: 00007f8b34b0e580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 56.543665] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.550079] CR2: 00007f8b34b3d000 CR3: 0000000103ee8002 CR4: 00000000003706e0 LL_64_after_hwframe+0x61/0xc6 # [ 53.409748] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 53.436198] CR2: ffffffff8fa1e560 # [ 53.446106] ---[ end trace 50de4f214e497b81 ]--- # [ 53.451260] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 53.455635] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 53.476611] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 53.482441] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.490409] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 53.498375] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 53.506343] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 53.514309] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 53.522277] FS: 00007f876017f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 53.531312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.537728] CR2: ffffffff8fa1e560 CR3: 0000000103b1e003 CR4: 00000000003706e0 # [ 53.54569[ 56.692492] lkdtm: Performing direct entry EXEC_NULL [ 56.700380] lkdtm: attempting ok execution at ffffffff8d2de560 [ 56.706924] lkdtm: attempting bad execution at 0000000000000000 [ 56.713576] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 56.721364] #PF: supervisor instruction fetch in kernel mode 4] BUG: sleeping function called from invalid context at include[ 56.727686] #PF: error_code(0x0010) - not-present page [ 56.739636] PGD 0 P4D 0 [ 56.742463] Oops: 0010 [#11] SMP PTI [ 56.746449] CPU: 3 PID: 1843 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 56.755096] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 56.761899] RIP: 0010:0x0 [ 56.764819] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 56.772494] RSP: 0018:ffffb2fd025a7e48 EFLAGS: 00010246 [ 56.778325] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 56.786293] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 56.794259] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 56.802226] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 56.810193] R13: ffffb2fd025a7f10 R14: ffffb2fd025a7f10 R15: ffff9b9bc4a3c000 [ 56.818172] FS: 00007fc004c10580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 56.827221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.833634] CR2: ffffffffffffffd6 CR3: 0000000103146003 CR4: 00000000003706e0 [ 56.841602] Call Trace: [ 56.844329] execute_location+0x45/0x56 [ 56.848609] direct_entry.cold+0x2c/0x38 [ 56.852986] full_proxy_write+0x53/0x80 [ 56.857266] vfs_write+0xe7/0x3a0 [ 56.860963] ksys_write+0x68/0xf0 [ 56.864652] do_syscall_64+0x30/0x40 [ 56.868640] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.874267] RIP: 0033:0x7fc004b38f33 [ 56.878253] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.899232] RSP: 002b:00007ffd8c63eb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.907684] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc004b38f33 [ 56.915653] RDX: 000000000000000a RSI: 00007fc004a29000 RDI: 0000000000000001 [ 56.923619] RBP: 00007fc004a29000 R08: 00007fc004a28010 R09: 0000000000000000 [ 56.931587] R10: 00007fc004c331c0 R11: 0000000000000246 R12: 0000000000000001 [ 56.939554] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 56.947525] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify /linux/percpu-rwsem.h:49 # [ 53.555602] in_atomic(): 0, irqs_[ 56.973977] CR2: 0000000000000000 [ 56.983886] ---[ end trace 50de4f214e497b87 ]--- [ 56.989039] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.993413] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 57.014394] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 57.020223] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.028190] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 57.036166] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 57.044131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.052099] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 57.060068] FS: 00007fc004c10580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 57.069093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.075507] CR2: ffffffffffffffd6 CR3: 0000000103146003 CR4: 00000000003706e0 [ 57.083473] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 57.093382] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1843, name: cat [ 57.101835] INFO: lockdep is turned off. [ 57.106220] irq event stamp: 0 [ 57.109616] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.116615] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 57.125748] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 57.134880] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 57.141876] CPU: 3 PID: 1843 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 57.150524] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 57.157326] Call Trace: [ 57.160052] dump_stack+0x77/0x9b [ 57.163740] ___might_sleep.cold+0xa6/0xb6 [ 57.168310] exit_signals+0x1c/0x2e0 [ 57.172289] do_exit+0xd5/0xb00 [ 57.175782] ? ksys_write+0x68/0xf0 [ 57.179665] rewind_stack_do_exit+0x17/0x20 [ 57.184330] RIP: 0033:0x7fc004b38f33 [ 57.188317] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.209294] RSP: 002b:00007ffd8c63eb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.217750] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc004b38f33 [ 57.225716] RDX: 000000000000000a RSI: 00007fc004a29000 RDI: 0000000000000001 [ 57.233684] RBP: 00007fc004a29000 R08: 00007fc004a28010 R09: 0000000000000000 [ 57.241653] R10: 00007fc004c331c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.249620] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 disabled(): 1, non_block: 0, pid: 1627, name: cat # [ 53.564057] INFO: lockdep is turned off. # [ 53.568431] irq event stamp: 0 # [ 53.571837] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.578827] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 53.587960] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 53.597084] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.604080] CPU: 2 PID: 1627 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 53.612726] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 53.619527] Call Trace: # [ 53.622254] dump_stack+0x77/0x9b # [ 53.625951] ___might_sleep.cold+0xa6/0xb6 # [ 53.630521] exit_signals+0x1c/0x2e0 # [ 53.634508] do_exit+0xd5/0xb00 # [ 53.638001] ? ksys_write+0x68/0xf0 # [ 53.641894] rewind_stack_do_exit+0x17/0x20 # [ 53.646562] RIP: 0033:0x7f87600a7f33 # [ 53.650548] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00[ 57.361512] lkdtm: Performing direct entry ACCESS_USERSPACE 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0[ 57.369507] lkdtm: attempting bad read at 00007f5ac5817000 f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 53.671526] RSP: 002[ 57.381868] BUG: unable to handle page fault for address: 00007f5ac5817000 [ 57.395737] #PF: supervisor read access in kernel mode [ 57.401473] #PF: error_code(0x0001) - permissions violation b:00007ffe42942488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.407686] PGD 800000010403a067 P4D 800000010403a067 PUD 105dc5067 PMD 1030f7067 PTE 10741e067 [ 57.423623] Oops: 0001 [#12] SMP PTI [ 57.427611] CPU: 1 PID: 1878 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 57.436260] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [[ 53.679969] RAX: ffffffffffffffda RBX: 000000000000000a RCX 57.443058] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3 [ 57.455495] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 a8 94 2c 8e e8 19 9a fd ff 48 c7 c7 d0 94 2c 8e b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 00 9a fd ff 48 89 ee 48 c7 c7 f8 94 2c [ 57.476467] RSP: 0018:ffffb2fd025efe48 EFLAGS: 00010246 [ 57.482297] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000 [ 57.490268] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffffffff8e2c94d0 [ 57.498235] RBP: 00007f5ac5817000 R08: 0000000000000000 R09: 0000000000000000 [ 57.506215] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011 [ 57.514182] R13: ffffb2fd025eff10 R14: ffffb2fd025eff10 R15: ffff9b9bc3b5c000 [ 57.522166] FS: 00007f5ac57e8580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 57.531213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.537627] CR2: 00007f5ac5817000 CR3: 00000001031b6001 CR4: 00000000003706e0 [ 57.545596] Call Trace: [ 57.548325] direct_entry.cold+0x2c/0x38 : 00007f87600a7f33 # [ 53.687936] RDX: 000000000000000a RSI: [ 57.552706] full_proxy_write+0x53/0x80 [ 57.563208] vfs_write+0xe7/0x3a0 00007f875ff98000 RDI: 0000000000000001 # [ 53.695905] RBP: 00[ 57.566915] ksys_write+0x68/0xf0 [ 57.576822] do_syscall_64+0x30/0x40 007f875ff98000 R08: 00007f875ff97010 R09: 0000000000000000 # [ [ 57.580813] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.592662] RIP: 0033:0x7f5ac5710f33 [ 57.596640] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.617619] RSP: 002b:00007ffc4faa7d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.626072] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f5ac5710f33 [ 57.634042] RDX: 0000000000000011 RSI: 00007f5ac5601000 RDI: 0000000000000001 [ 57.642006] RBP: 00007f5ac5601000 R08: 00007f5ac5600010 R09: 0000000000000000 [ 57.649975] R10: 00007f5ac580b1c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.657941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 53.703872] R10: 00007f87601a21c0 R11: 0000000000000246 R12: 00[ 57.665913] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 57.698542] CR2: 00007f5ac5817000 [ 57.702230] ---[ end trace 50de4f214e497b88 ]--- [ 57.707385] RIP: 0010:lkdtm_BUG+0x5/0x10 00000000000001 # [ 53.711840] R13: 0000000000000001 R14: 0000[ 57.711764] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 57.738953] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 57.744785] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.752751] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 57.760718] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 57.768685] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.776652] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 57.784619] FS: 00007f5ac57e8580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 57.793654] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.800067] CR2: 00007f5ac5817000 CR3: 00000001031b6001 CR4: 00000000003706e0 000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh # Killed # [ 53.816272] lkdtm: Performing direct entry EXEC_STACK # [ 53.824926] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 53.837654] lkdtm: attempting bad execution at ffffb2fd022cfe18 # [ 53.850482] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 53.865050] BUG: unable to handle page fault for address: ffffb2fd022cfe18 # [ 53.872727] #PF: supervisor instruction fetch in kernel mode # [ 53.879046] #PF: error_code(0x0011) - permissions violation # [ 53.891480] PGD 100000067 P4D 100000067 PUD 100214067 PMD 102704067 PTE 800000010576c063 # [ 53.906737] Oops: 0011 [#6] SMP PTI # [ 53.910628] CPU: 1 PID: 1663 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 53.919267] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 53.926071] RIP: 0010:0xffffb2fd022cfe18 # [ 53.930446] Code[ 57.901604] lkdtm: Performing direct entry ACCESS_NULL [ 57.913230] lkdtm: attempting bad read at 0000000000000000 [ 57.919386] BUG: kernel NULL pointer dereference, address: 0000000000000000 : 00 00 18 fe 2c 02 fd b2 ff ff 46 b5 96 8d ff ff ff ff 20 00 00[ 57.927171] #PF: supervisor read access in kernel mode [ 57.939117] #PF: error_code(0x0000) - not-present page [ 57.944852] PGD 0 P4D 0 00 00 00 00 00 3e 85 2c 8e ff ff ff ff 75 b6 96 8d ff ff ff ff [ 57.947680] Oops: 0000 [#13] SMP PTI [ 57.957880] CPU: 3 PID: 1913 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 57.966528] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 57.973334] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 [ 57.978581] Code: bd 99 fd ff be 00 10 00 00 48 89 ef e8 30 b9 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 a8 94 2c 8e e8 97 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 d0 94 2c 8e 48 01 [ 57.999562] RSP: 0018:ffffb2fd02687e58 EFLAGS: 00010246 [ 58.005386] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 58.013355] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 58.021321] RBP: ffffffff8e2c8599 R08: 0000000000000000 R09: 0000000000000000 [ 58.029286] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 58.037253] R13: ffffb2fd02687f10 R14: ffffb2fd02687f10 R15: ffff9b9bc4da4000 [ 58.045222] FS: 00007fbf8e3e8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 58.054257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.060671] CR2: 0000000000000000 CR3: 0000000105dc2003 CR4: 00000000003706e0 [ 58.068639] Call Trace: [ 58.071366] direct_entry.cold+0x2c/0x38 [ 58.075744] full_proxy_write+0x53/0x80 [ 58.080025] vfs_write+0xe7/0x3a0 [ 58.083723] ksys_write+0x68/0xf0 [ 58.087419] do_syscall_64+0x30/0x40 [ 58.091406] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.097044] RIP: 0033:0x7fbf8e310f33 [ 58.101022] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.121998] RSP: 002b:00007ffdabc7d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.130443] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fbf8e310f33 [ 58.138408] RDX: 000000000000000c RSI: 00007fbf8e201000 RDI: 0000000000000001 [ 58.146376] RBP: 00007fbf8e201000 R08: 00007fbf8e200010 R09: 0000000000000000 [ 58.154344] R10: 00007fbf8e40b1c0 R11: 0000000000000246 R12: 0000000000000001 [ 58.162311] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.170280] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00[ 58.196730] CR2: 0000000000000000 [ 58.206638] ---[ end trace 50de4f214e497b89 ]--- [ 58.211790] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 58.216166] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 58.237166] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 58.242997] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.250964] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 58.258932] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 58.266897] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.274865] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 58.282832] FS: 00007fbf8e3e8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 58.291868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.298283] CR2: 0000000000000000 CR3: 0000000105dc2003 CR4: 00000000003706e0 55 # [ 53.951424] RSP: 0018:ffffb2fd022cfdf8 EFLAGS: 00010246 # [ 53.957256] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.965224] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 53.973190] RBP: ffffb2fd022cfe18 R08: 0000000000000000 R09: 0000000000000000 # [ 53.981167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 53.989135] R13: ffffb2fd022cff10 R14: ffffb2fd022cff10 R15: ffff9b9bc4bca000 # [ 53.997103] FS: 00007f387369e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 54.006139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.012579] CR2: ffffb2fd022cfe18 CR3: 0000000104812006 CR4: 00000000003706e0 # [ 54.020544] Call Trace: # [ 54.023273] ? execute_location+0x45/0x56 # [ 54.027746] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 54.038430] ? direct_entry.cold+0x2c/0x38 # [ 54.043003] ? full_proxy_write+0x53/0x80 # [ 54.047479] ? vfs_write+0xe7/0x3a0 # [ 54.057580] ? ksys_write+0x68/0xf0 # [ 54.061464] ? do_syscall_64+0x30/0x40 # [ 54.065647] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.071484] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 54.104114] CR2: ffffb2fd022cfe18 # [ 54.107801] ---[ end trace 50de4f214e497b82 ]--- # [ 54.112953] RI[ 58.454636] lkdtm: Performing direct entry WRITE_RO P: 0010:lkdtm_BUG+0x5/0x10 # [ 54.117328] Code: 89 ff e8 de b[ 58.460929] lkdtm: attempting bad rodata write at ffffffff8ded9ef0 c a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc[ 58.474055] BUG: unable to handle page fault for address: ffffffff8ded9ef0 [ 58.487899] #PF: supervisor write access in kernel mode [ 58.493732] #PF: error_code(0x0003) - permissions violation [ 58.499944] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 800000013ae000e1 [ 58.507729] Oops: 0003 [#14] SMP PTI [ 58.511715] CPU: 0 PID: 1948 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 58.520361] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 58.527167] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a [ 58.532128] Code: 00 48 c7 c7 88 93 2c 8e 48 c7 c6 f0 9e ed 8d e8 41 9c fd ff 48 8b 05 7a e9 56 00 ba 34 12 cd ab 48 c7 c7 b8 93 2c 8e 48 31 d0 <48> 89 05 64 e9 56 00 e9 1f 9c fd ff 0f 1f 44 00 00 48 8b 05 8b 9d [ 58.553107] RSP: 0018:ffffb2fd0270fe60 EFLAGS: 00010202 [ 58.558939] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 [ 58.566907] RDX: 00000000abcd1234 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c93b8 [ 58.574874] RBP: ffffffff8e2c85a5 R08: 0000000000000000 R09: 0000000000000000 [ 58.582843] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 58.590810] R13: ffffb2fd0270ff10 R14: ffffb2fd0270ff10 R15: ffff9b9bc3ac0000 [ 58.598777] FS: 00007fcc5258b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 58.607813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.614227] CR2: ffffffff8ded9ef0 CR3: 000000010557e005 CR4: 00000000003706f0 [ 58.622211] Call Trace: [ 58.624938] direct_entry.cold+0x2c/0x38 [ 58.629317] full_proxy_write+0x53/0x80 [ 58.633603] vfs_write+0xe7/0x3a0 [ 58.637305] ksys_write+0x68/0xf0 [ 58.641004] do_syscall_64+0x30/0x40 [ 58.644998] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.650637] RIP: 0033:0x7fcc524b3f33 [ 58.654625] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.675601] RSP: 002b:00007fff9e8c0b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.684053] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fcc524b3f33 [ 58.692021] RDX: 0000000000000009 RSI: 00007fcc523a4000 RDI: 0000000000000001 [ 58.699987] RBP: 00007fcc523a4000 R08: 00007fcc523a3010 R09: 0000000000000000 [ 58.707953] R10: 00007fcc525ae1c0 R11: 0000000000000246 R12: 0000000000000001 [ 58.715923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.723895] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 58.750329] CR2: ffffffff8ded9ef0 [ 58.754026] ---[ end trace 50de4f214e497b8a ]--- [ 58.759170] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 58.763545] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 58.784522] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 58.790354] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.798320] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 58.806289] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 58.814255] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.822224] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 58.830190] FS: 00007fcc5258b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 58.839226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.845642] CR2: ffffffff8ded9ef0 CR3: 000000010557e005 CR4: 00000000003706f0 [ 58.853611] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 58.863520] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1948, name: cat [ 58.871970] INFO: lockdep is turned off. [ 58.876344] irq event stamp: 0 [ 58.879749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 58.886737] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 58.895869] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 58.905002] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 58.911999] CPU: 0 PID: 1948 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 58.920646] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 58.927449] Call Trace: [ 58.930176] dump_stack+0x77/0x9b [ 58.933873] ___might_sleep.cold+0xa6/0xb6 [ 58.938445] exit_signals+0x1c/0x2e0 [ 58.942432] do_exit+0xd5/0xb00 [ 58.945935] ? ksys_write+0x68/0xf0 [ 58.949819] rewind_stack_do_exit+0x17/0x20 [ 58.954492] RIP: 0033:0x7fcc524b3f33 [ 58.958470] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.979449] RSP: 002b:00007fff9e8c0b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.987902] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fcc524b3f33 [ 58.995869] RDX: 0000000000000009 RSI: 00007fcc523a4000 RDI: 0000000000000001 [ 59.003837] RBP: 00007fcc523a4000 R08: 00007fcc523a3010 R09: 0000000000000000 [ 59.011805] R10: 00007fcc525ae1c0 R11: 0000000000000246 R12: 0000000000000001 [ 59.019772] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 54.138307] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 54.144155] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.152131] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 54.166312] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 54.174280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.182248] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 54.190229] FS: 00007f387369e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 54.199262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.205676] CR2: ffffb2fd022cfe18 CR3: 0000000104812006 CR4: 00000000003706e0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh # Killed # [ 54.331154] lkdtm: Performing direct entry EXEC_KMALLOC # [ 54.337577] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 54.344093] lkdtm: attempting bad execution at ffff9b9bc3db7600 # [ 54.350711] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 54.359096] BUG:[ 59.147856] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT unable to handle page fault for address: ffff9b9bc3db7600 # [ [ 59.158611] lkdtm: attempting bad ro_after_init write at ffffffff8e345328 54.366776] #PF: supervisor instruction fetch in kernel mode #[ 59.172439] BUG: unable to handle page fault for address: ffffffff8e345328 [ 59.186299] #PF: supervisor write access in kernel mode [ 59.192130] #PF: error_code(0x0003) - permissions violation [ 59.198351] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 1047fa063 PTE 800000013b345061 [ 59.207386] Oops: 0003 [#15] SMP PTI [ 59.211374] CPU: 0 PID: 1983 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 59.220023] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 59.226827] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a [ 59.232858] Code: 93 2c 8e e9 f3 9b fd ff 48 c7 c7 10 94 2c 8e e8 e7 9b fd ff 48 8b 05 58 9d 9d 00 ba 34 12 cd ab 48 c7 c7 b8 93 2c 8e 48 31 d0 <48> 89 05 42 9d 9d 00 e9 c5 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 [ 59.253837] RSP: 0018:ffffb2fd0278fe60 EFLAGS: 00010202 [ 59.259671] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 [ 59.267639] RDX: 00000000abcd1234 RSI: ffff9b9c3ac1bf70 RDI: ffffffff8e2c93b8 [ 59.275607] RBP: ffffffff8e2c85ae R08: 0000000000000000 R09: 0000000000000000 [ 59.283574] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 59.291541] R13: ffffb2fd0278ff10 R14: ffffb2fd0278ff10 R15: ffff9b9bc277c000 [ 59.299508] FS: 00007f8080bec580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 59.308545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.314959] CR2: ffffffff8e345328 CR3: 0000000104dc6004 CR4: 00000000003706f0 [ 59.322926] Call Trace: [ 59.325654] direct_entry.cold+0x2c/0x38 [ 59.330035] full_proxy_write+0x53/0x80 [ 59.334323] vfs_write+0xe7/0x3a0 [ 59.338026] ksys_write+0x68/0xf0 [ 59.341724] do_syscall_64+0x30/0x40 [ 59.345719] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.351361] RIP: 0033:0x7f8080b14f33 [ 59.355348] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.376326] RSP: 002b:00007fffa6e8b8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.384782] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f8080b14f33 [ 59.392750] RDX: 0000000000000014 RSI: 00007f8080a05000 RDI: 0000000000000001 [ 59.400716] RBP: 00007f8080a05000 R08: 00007f8080a04010 R09: 0000000000000000 [ 59.408684] R10: 00007f8080c0f1c0 R11: 0000000000000246 R12: 0000000000000001 [ 59.416651] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.424624] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 59.451062] CR2: ffffffff8e345328 [ 59.454760] ---[ end trace 50de4f214e497b8b ]--- [ 59.459914] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.464290] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 59.485261] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 59.491094] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.499062] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 59.507030] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 59.514999] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.522968] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 59.530928] FS: 00007f8080bec580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 [ 59.539966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.546370] CR2: ffffffff8e345328 CR3: 0000000104dc6004 CR4: 00000000003706f0 [ 54.373083] #PF: error_code(0x0011) - permissions violation # [ 54.379302] PGD 13cc01067 P4D 13cc01067 PUD 10004e063 PMD 101221063 PTE 8000000103db7163 # [ 54.388341] Oops: 0011 [#7] SMP PTI # [ 54.392233] CPU: 3 PID: 1699 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 54.400880] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 54.407684] RIP: 0010:0xffff9b9bc3db7600 # [ 54.412061] Code: 72 2f 30 2f 73 79 73 74 65 6d 64 2f 6e 6f 74 69 66 79 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 54.433042] RSP: 0018:ffffb2fd0228fe38 EFLAGS: 00010246 # [ 54.438865] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.446835] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 54.454803] RBP: ffff9b9bc3db7600 R08: 0000000000000000 R09: 0000000000000000 # [ 54.462771] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 54.470738] R13: ffffb2fd0228ff10 R14: ffffb2fd0228ff10 R15: ffff9b9bc31f7000 # [ 54.478706] FS: 00007f46a35b8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 54.487743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.494167] CR2: ffff9b9bc3db7600 CR3: 0000000102866005 CR4: 00000000003706e0 # [ 54.502134] Call Trace: # [ 54.504862] ? execute_location+0x45/0x56 # [ 54.509337] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 54.514004] ? direct_entry.cold+0x2c/0x38 # [ 54.518576] ? full_proxy_write+0x53/0x80 # [ 54.523048] ? vfs_write+0xe7/0x3a0 # [ 54.526930] ? ksys_write+0x68/0xf0 # [ 54.530824] ? do_syscall_64+0x30/0x40 # [ 54.535006] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.540844] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_[ 59.742396] lkdtm: Performing direct entry WRITE_KERN [ 59.752664] lkdtm: attempting bad 6868880 byte write at ffffffff8d96b4f0 [ 59.760203] BUG: unable to handle page fault for address: ffffffff8d96b4f0 [ 59.767913] #PF: supervisor write access in kernel mode [ 59.773745] #PF: error_code(0x0003) - permissions violation [ 59.779957] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 13a8000e1 [ 59.787055] Oops: 0003 [#16] SMP PTI [ 59.791042] CPU: 3 PID: 2018 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 59.799688] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 59.806494] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e [ 59.811645] Code: 53 48 c7 c3 f0 b4 96 8d 49 89 dc 48 89 da 49 81 ec 60 e5 2d 8d 4c 89 e6 e8 9a 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 60 e5 2d 8d a4 48 c7 c7 b8 93 2c 8e e8 7f 9b fd ff 5b 41 5c e9 b7 fe ff ff [ 59.832623] RSP: 0018:ffffb2fd02817e50 EFLAGS: 00010246 [ 59.838456] RAX: 000000000000003c RBX: ffffffff8d96b4f0 RCX: 000000000068cf90 [ 59.846424] RDX: 0000000000000000 RSI: ffffffff8d2de560 RDI: ffffffff8d96b4f0 [ 59.854390] RBP: ffffffff8e2c85c2 R08: 0000000000000000 R09: 0000000000000000 [ 59.862357] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068cf90 [ 59.870324] R13: ffffb2fd02817f10 R14: ffffb2fd02817f10 R15: ffff9b9bc4a26000 [ 59.878292] FS: 00007f67e94a6580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 59.887327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.893739] CR2: ffffffff8d96b4f0 CR3: 0000000104d42003 CR4: 00000000003706e0 [ 59.901707] Call Trace: [ 59.904432] direct_entry.cold+0x2c/0x38 [ 59.908809] full_proxy_write+0x53/0x80 [ 59.913089] vfs_write+0xe7/0x3a0 [ 59.916786] ksys_write+0x68/0xf0 [ 59.920485] do_syscall_64+0x30/0x40 [ 59.924474] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.930112] RIP: 0033:0x7f67e93cef33 [ 59.934098] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.955075] RSP: 002b:00007ffedd755b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.963528] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f67e93cef33 [ 59.971495] RDX: 000000000000000b RSI: 00007f67e92bf000 RDI: 0000000000000001 [ 59.979461] RBP: 00007f67e92bf000 R08: 00007f67e92be010 R09: 0000000000000000 [ 59.987428] R10: 00007f67e94c91c0 R11: 0000000000000246 R12: 0000000000000001 [ 59.995396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.003367] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 60.029822] CR2: ffffffff8d96b4f0 [ 60.033520] ---[ end trace 50de4f214e497b8c ]--- [ 60.038663] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.043038] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 [ 60.064015] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 [ 60.069847] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.077812] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 [ 60.085780] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 [ 60.093746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.101712] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 [ 60.109679] FS: 00007f67e94a6580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 60.118714] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.125127] CR2: ffffffff8d96b4f0 CR3: 0000000104d42003 CR4: 00000000003706e0 ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 54.567294] CR2: ffff9b9bc3db7600 # [ 54.577220] ---[ end trace 50de4f214e497b83 ]--- # [ 54.582365] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54.586731] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 54.607709] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 54.613540] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.621508] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 54.629475] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 54.637442] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.645408] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 54.653376] FS: 00007f46a35b8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 54.662413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.668827] CR2: ffff9b9bc3db7600 CR3: 0000000102866005 CR4: 00000000003706e0 # [ 54.676795] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 54.686705] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat # [ 54.695166] INFO: lockdep is turned off. # [ 54.699542] irq event stamp: 0 # [ 54.702946] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.709936] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80[ 60.288433] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 54.719059] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 54.728193] softirqs last [ 60.308509] lkdtm: attempting bad refcount_inc() overflow disabled at (0): [<0000000000000000>] 0x0 # [ 54.735190] CPU:[ 60.320756] ------------[ cut here ]------------ 3 PID: 1699 Comm: cat Tainted: G D W 5.10.135-cip1[ 60.332157] refcount_t: saturated; leaking memory. 3 #1 # [ 54.743837] Hardware name: Google Rammus/Rammus, BIOS[ 60.343726] WARNING: CPU: 0 PID: 2053 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 09/04/2020 # [ 54.750638] Call Trace: # [ 54.753365] du[ 60.359357] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify mp_stack+0x77/0x9b # [ 54.757061] ___might_sleep.cold+0xa6/0[ 60.392019] CPU: 0 PID: 2053 Comm: cat Tainted: G D W 5.10.135-cip13 #1 xb6 # [ 54.761623] exit_signals+0x1c/0x2e0 # [ 54.765611][ 60.406869] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 do_exit+0xd5/0xb00 # [ 54.769104] ? ksys_write+0x68/0xf0 [ 60.419932] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 54.772996] rewind_stack_do_exit+0x17/0x20 # [ 54.77766[ 60.431998] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 3] RIP: 0033:0x7f46a34e0f33 # [ 54.781642] Code: 8b 15 61 ef [ 60.459188] RSP: 0018:ffffb2fd0289fe48 EFLAGS: 00010286 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[ 60.471222] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 [ 60.485410] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 54.[ 60.499612] RBP: ffffffff8e2c85cd R08: 0000000000000000 R09: 0000000000000000 802619] RSP: 002b:00007ffd14396638 EFLAGS: 00000246 ORIG_RAX: 00[ 60.513792] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 00000000000001 # [ 54.811071] RAX: ffffffffffffffda RBX: 0000[ 60.527986] R13: ffffb2fd0289ff10 R14: ffffb2fd0289ff10 R15: ffff9b9bc2781000 00000000000d RCX: 00007f46a34e0f33 # [ 54.819038] RDX: 000000[ 60.542170] FS: 00007ff94832b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 000000000d RSI: 00007f46a33d1000 RDI: 0000000000000001 # [ 54[ 60.557430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .827004] RBP: 00007f46a33d1000 R08: 00007f46a33d0010 R09: 000000[ 60.570059] CR2: 00007ff948144000 CR3: 0000000103014006 CR4: 00000000003706f0 0000000000 # [ 54.834973] R10: 00007f46a35db1c0 R11: 00000000[ 60.584265] Call Trace: 00000246 R12: 0000000000000001 # [ 54.842941] R13: 0000000000[ 60.593259] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALL[ 60.604771] direct_entry.cold+0x2c/0x38 OC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.[ 60.615407] full_proxy_write+0x53/0x80 sh # selftests: lkdtm: EXEC_VMALLOC.sh # Killed # [ 54.9747[ 60.625900] vfs_write+0xe7/0x3a0 11] lkdtm: Performing direct entry EXEC_VMALLOC # [ 54.981124[ 60.635808] ksys_write+0x68/0xf0 ] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 54.9[ 60.645691] do_syscall_64+0x30/0x40 93830] lkdtm: attempting bad execution at ffffb2fd006d7000 # [ [ 60.655917] entry_SYSCALL_64_after_hwframe+0x61/0xc6 55.006653] kernel tried to execute NX-protected page - exploit[ 60.667753] RIP: 0033:0x7ff948253f33 attempt? (uid: 0) # [ 55.021217] BUG: unable to handle page [ 60.677982] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 fault for address: ffffb2fd006d7000 # [ 55.028885] #PF: super[ 60.705185] RSP: 002b:00007ffcb512b5f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 visor instruction fetch in kernel mode # [ 55.035220] #PF: er[ 60.719830] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff948253f33 ror_code(0x0011) - permissions violation # [ 55.047656] PGD 1[ 60.734012] RDX: 0000000000000016 RSI: 00007ff948144000 RDI: 0000000000000001 00000067 P4D 100000067 PUD 100214067 PMD 104f72067 PTE 800000010[ 60.748241] RBP: 00007ff948144000 R08: 00007ff948143010 R09: 0000000000000000 4df1063 # [ 55.062914] Oops: 0011 [#8] SMP PTI # [ 55.0668[ 60.762390] R10: 00007ff94834e1c0 R11: 0000000000000246 R12: 0000000000000001 06] CPU: 1 PID: 1735 Comm: cat Tainted: G D W 5.10.[ 60.776576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 135-cip13 #1 # [ 55.075452] Hardware name: Google Rammus/Ramm[ 60.790768] irq event stamp: 0 us, BIOS 09/04/2020 # [ 55.082256] RIP: 0010:0xffffb2fd006d7[ 60.800418] hardirqs last enabled at (0): [<0000000000000000>] 0x0 000 # [ 55.086623] Code: Unable to access opcode bytes at RIP[ 60.813619] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 0xffffb2fd006d6fd6. # [ 55.094290] RSP: 0018:ffffb2fd023f7e3[ 60.828977] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 8 EFLAGS: 00010246 # [ 55.100122] RAX: 0000000000000033 RBX: [ 60.844317] softirqs last disabled at (0): [<0000000000000000>] 0x0 0000000000000001 RCX: 0000000000000000 # [ 55.108089] RDX: 00[ 60.857534] ---[ end trace 50de4f214e497b8d ]--- 00000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ [ 60.868903] lkdtm: Overflow detected: saturated 55.116056] RBP: ffffb2fd006d7000 R08: 0000000000000000 R09: 0000000000000000 # [ 55.124024] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 55.131992] R13: ffffb2fd023f7f10 R14: ffffb2fd023f7f10 R15: ffff9b9bc4df1000 # [ 55.139959] FS: 00007f614813e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 55.148995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.155408] CR2: ffffb2fd006d6fd6 CR3: 0000000104e7c004 CR4: 00000000003706e0 # [ 55.163376] Call Trace: # [ 55.166104] ? execute_location+0x45/0x56 # [ 55.170581] ? lkdtm_EXEC_VMALLOC+0x20/0x30 # [ 55.181458] ? direct_entry.cold+0x2c/0x38 # [ 55.186031] ? full_proxy_write+0x53/0x80 # [ 55.190506] ? vfs_write+0xe7/0x3a0 # [ 55.194388] ? ksys_write+0x68/0xf0 # [ 55.198281] ? do_syscall_64+0x30/0x40 # [ 55.202463] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.214511] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_therma[ 60.990803] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 60.998753] lkdtm: attempting good refcount_add() without overflow [ 61.005710] lkdtm: attempting bad refcount_add() overflow l cros_ec_dev cros_usbpd_notify # [ 55.247158] CR2: ffffb2fd0[ 61.011750] ------------[ cut here ]------------ [ 61.023112] refcount_t: saturated; leaking memory. [ 61.028490] WARNING: CPU: 3 PID: 2085 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 06d7000 # [ 55.250858] ---[ end trace 50de4f214e497b84 ]--- [ 61.037924] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 61.070559] CPU: 3 PID: 2085 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 61.079241] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 61.086050] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 61.091885] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 [ 61.112871] RSP: 0018:ffffb2fd0284fe48 EFLAGS: 00010286 [ 61.118719] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 61.126693] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 61.134665] RBP: ffffffff8e2c85e3 R08: 0000000000000000 R09: 0000000000000000 [ 61.142636] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 61.150608] R13: ffffb2fd0284ff10 R14: ffffb2fd0284ff10 R15: ffff9b9bc4d28000 # [ 55.256001] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.260377] [ 61.158579] FS: 00007f4cc1651580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 e[ 61.173830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.186461] CR2: 00007f4cc146a000 CR3: 00000001028e2002 CR4: 00000000003706e0 [ 61.194432] Call Trace: a ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00[ 61.197174] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 61.208737] direct_entry.cold+0x2c/0x38 [ 61.213161] full_proxy_write+0x53/0x80 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 0[ 61.217452] vfs_write+0xe7/0x3a0 [ 61.227385] ksys_write+0x68/0xf0 3 74 02 # [ 55.281355] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 000[ 61.231099] do_syscall_64+0x30/0x40 [ 61.241293] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.246935] RIP: 0033:0x7f4cc1579f33 [ 61.250925] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.271907] RSP: 002b:00007fffdd199ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.280365] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f4cc1579f33 [ 61.288336] RDX: 0000000000000016 RSI: 00007f4cc146a000 RDI: 0000000000000001 [ 61.296304] RBP: 00007f4cc146a000 R08: 00007f4cc1469010 R09: 0000000000000000 [ 61.304275] R10: 00007f4cc16741c0 R11: 0000000000000246 R12: 0000000000000001 [ 61.312245] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.320229] irq event stamp: 0 10286 # [ 55.287187] RAX: ffffffff8d2de190 RBX: 0000000000000[ 61.323661] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 61.336873] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 61.346010] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 61.355168] softirqs last disabled at (0): [<0000000000000000>] 0x0 001 RCX: 0000000000000000 # [ 55.295163] RDX: 000000000000000[ 61.362168] ---[ end trace 50de4f214e497b8e ]--- [ 61.373531] lkdtm: Overflow detected: saturated 0 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 55.303129] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 55.311098] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.319064] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 55.327032] FS: 00007f614813e580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 55.336066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.342480] CR2: ffffb2fd006d6fd6 CR3: 0000000104e7c004 CR4: 00000000003706e0 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh # Killed # [ 55.454072] lkdtm: Performing direct entry EXEC_RODATA # [ 55.461843] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 55.474573] lkdtm: attempting bad execution at ffffffff8ded9f00 # [ 55.487401] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 55.501968] BUG: unable to handle page fault for address: ffffffff8ded9f00 # [ 55.509646] #PF: supervisor instruction fetch in kernel mode # [ 55.515964] #PF: error_code(0x0011) - permissions violation # [ 55.522187] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 800000013ae000e1 # [ 55.536180] Oops: 0011 [#9] SMP PTI # [ 55.540071] CPU: 1 PID: 1771 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 55.548718] Ha[ 61.512842] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 61.522946] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 61.529862] ------------[ cut here ]------------ [ 61.535051] refcount_t: saturated; leaking memory. [ 61.540460] WARNING: CPU: 3 PID: 2117 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 rdware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 55.55[ 61.549899] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 61.582527] CPU: 3 PID: 2117 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 61.591201] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 61.598035] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 61.603872] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 [ 61.624856] RSP: 0018:ffffb2fd029b7e38 EFLAGS: 00010282 [ 61.630694] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 61.638667] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 61.646640] RBP: ffffffff8e2c8220 R08: 0000000000000000 R09: 0000000000000000 [ 61.654642] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 61.662615] R13: ffffb2fd029b7f10 R14: ffffb2fd029b7f10 R15: ffff9b9bc4e82000 [ 61.670586] FS: 00007f1b9fbe3580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 61.679626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.686042] CR2: 00007f1b9f9fc000 CR3: 000000010270e001 CR4: 00000000003706e0 [ 61.694015] Call Trace: [ 61.696747] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 61.702909] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 61.709175] direct_entry.cold+0x2c/0x38 5523] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 55.56125[ 61.713565] full_proxy_write+0x53/0x80 [ 61.724053] vfs_write+0xe7/0x3a0 8] Code: ff ff e5 ca 96 8d ff ff ff ff 8a 87 2c 8e ff ff ff ff 2[ 61.727782] ksys_write+0x68/0xf0 [ 61.737687] do_syscall_64+0x30/0x40 [ 61.741703] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.747374] RIP: 0033:0x7f1b9fb0bf33 [ 61.751365] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.772349] RSP: 002b:00007ffc0835c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.780838] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1b9fb0bf33 [ 61.788811] RDX: 000000000000001f RSI: 00007f1b9f9fc000 RDI: 0000000000000001 b b2 96 8d ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00[ 61.796784] RBP: 00007f1b9f9fc000 R08: 00007f1b9f9fb010 R09: 0000000000000000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 6[ 61.810973] R10: 00007f1b9fc061c0 R11: 0000000000000246 R12: 0000000000000001 [ 61.825182] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 9 73 20 69 # [ 55.588449] RSP: 0018:ffffb2fd0244fe48 EFLAGS: [ 61.833167] irq event stamp: 0 [ 61.842779] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 61.849812] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 61.858973] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 00010246 # [ 55.594280] RAX: 0000000000000033 RBX: 0000000000[ 61.868125] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 61.881329] ---[ end trace 50de4f214e497b8f ]--- [ 61.886484] lkdtm: Overflow detected: saturated 000000 RCX: 0000000000000000 # [ 55.602248] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 55.610217] RBP: ffffffff8ded9f00 R08: 0000000000000000 R09: 0000000000000000 # [ 55.618185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 55.626167] R13: ffffb2fd0244ff10 R14: ffffb2fd0244ff10 R15: ffff9b9bc54df000 # [ 55.634134] FS: 00007fc0cce6b580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 55.643169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.649582] CR2: ffffffff8ded9f00 CR3: 0000000103038006 CR4: 00000000003706e0 # [ 55.657550] Call Trace: # [ 55.660276] ? execute_location+0x45/0x56 # [ 55.664751] ? direct_entry.cold+0x2c/0x38 # [ 55.675535] ? full_proxy_write+0x53/0x80 # [ 55.680012] ? vfs_write+0xe7/0x3a0 # [ 55.690113] ? ksys_write+0x68/0xf0 # [ 55.694006] ? do_syscall_64+0x30/0x40 # [ 55.698190] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.704015] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 55.736647] CR2: ffffffff8ded9f00 # [ 55.740342] ---[ end trace 50de4f214e497b85 ]--- # [ 55.745495] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.749862] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 4[ 62.035434] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 4 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 [ 62.048537] lkdtm: attempting bad refcount_add_not_zero() overflow 80 03 74 02 # [ 55.770834] RSP: 0018:ffffb2fd0140fe60 EFLAGS:[ 62.061670] ------------[ cut here ]------------ 00010286 # [ 55.776658] RAX: ffffffff8d2de190 RBX: 000000000[ 62.073041] refcount_t: saturated; leaking memory. 0000001 RCX: 0000000000000000 # [ 55.784623] RDX: 00000000000[ 62.084652] WARNING: CPU: 0 PID: 2149 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 00000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 55.7925[ 62.100262] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 89] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 00000000000[ 62.132911] CPU: 0 PID: 2149 Comm: cat Tainted: G D W 5.10.135-cip13 #1 00001 # [ 55.800556] R10: 00000000ffffe000 R11: 3ffffffffffff[ 62.147838] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 fff R12: 0000000000000004 # [ 55.808523] R13: ffffb2fd0140ff1[ 62.160863] RIP: 0010:refcount_warn_saturate+0x97/0x110 0 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 55.816492] [ 62.172903] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 FS: 00007fc0cce6b580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000[ 62.200073] RSP: 0018:ffffb2fd02a3fe38 EFLAGS: 00010282 000000000000 # [ 55.825518] CS: 0010 DS: 0000 ES: 0000 CR0: [ 62.212110] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 0000000080050033 # [ 55.831931] CR2: ffffffff8ded9f00 CR3: 00[ 62.226323] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 00000103038006 CR4: 00000000003706e0 # [ 55.839899] BUG: slee[ 62.240512] RBP: ffffffff8e2c8240 R08: 0000000000000000 R09: 0000000000000000 ping function called from invalid context at include/linux/percp[ 62.254719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f u-rwsem.h:49 # [ 55.849807] in_atomic(): 0, irqs_disabled(): [ 62.268889] R13: ffffb2fd02a3ff10 R14: ffffb2fd02a3ff10 R15: ffff9b9bc4d1d000 1, non_block: 0, pid: 1771, name: cat # [ 55.858258] INFO: lo[ 62.283094] FS: 00007fd9cf413580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 ckdep is turned off. # [ 55.862633] irq event stamp: 0 # [ [ 62.298340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 55.866036] hardirqs last enabled at (0): [<0000000000000000>] [ 62.310990] CR2: 00007fd9cf22c000 CR3: 0000000104f62005 CR4: 00000000003706f0 0x0 # [ 55.873034] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 55.882167] softirqs l[ 62.334133] __refcount_add_not_zero.constprop.0+0x2a/0x35 ast enabled at (0): [] copy_process+0x640/0x1[ 62.346431] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 c80 # [ 55.891300] softirqs last disabled at (0): [<000000000[ 62.358874] direct_entry.cold+0x2c/0x38 0000000>] 0x0 # [ 55.898298] CPU: 1 PID: 1771 Comm: cat Taint[ 62.369465] full_proxy_write+0x53/0x80 ed: G D W 5.10.135-cip13 #1 # [ 55.906935] Hardw[ 62.379957] vfs_write+0xe7/0x3a0 are name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 55.91373[ 62.389861] ksys_write+0x68/0xf0 6] Call Trace: # [ 55.916464] dump_stack+0x77/0x9b # [ 55[ 62.399799] do_syscall_64+0x30/0x40 .920168] ___might_sleep.cold+0xa6/0xb6 # [ 55.924740] exit_[ 62.410017] entry_SYSCALL_64_after_hwframe+0x61/0xc6 signals+0x1c/0x2e0 # [ 55.934940] do_exit+0xd5/0xb00 # [ [ 62.421871] RIP: 0033:0x7fd9cf33bf33 55.938442] ? ksys_write+0x68/0xf0 # [ 55.942335] rewind_sta[ 62.432082] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 ck_do_exit+0x17/0x20 # [ 55.947005] RIP: 0033:0x7fc0ccd93f33[ 62.459302] RSP: 002b:00007ffc24ffed38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55.957218] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c[ 62.473976] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd9cf33bf33 0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14[ 62.488169] RDX: 000000000000001f RSI: 00007fd9cf22c000 RDI: 0000000000000001 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 4[ 62.502380] RBP: 00007fd9cf22c000 R08: 00007fd9cf22b010 R09: 0000000000000000 8 83 ec 28 48 89 54 24 18 # [ 55.978216] RSP: 002b:00007ffca6[ 62.516554] R10: 00007fd9cf4361c0 R11: 0000000000000246 R12: 0000000000000001 664fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55.986[ 62.530784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 669] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc0cc[ 62.544967] irq event stamp: 0 d93f33 # [ 55.994637] RDX: 000000000000000c RSI: 00007fc0ccc8[ 62.554573] hardirqs last enabled at (0): [<0000000000000000>] 0x0 4000 RDI: 0000000000000001 # [ 56.002605] RBP: 00007fc0ccc840[ 62.567805] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 00 R08: 00007fc0ccc83010 R09: 0000000000000000 # [ 56.010574][ 62.583169] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 R10: 00007fc0cce8e1c0 R11: 0000000000000246 R12: 00000000000000[ 62.598503] softirqs last disabled at (0): [<0000000000000000>] 0x0 01 # [ 56.018540] R13: 0000000000000001 R14: 0000000000020000[ 62.611753] ---[ end trace 50de4f214e497b90 ]--- R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok[ 62.623105] lkdtm: Overflow detected: saturated 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh # Killed # [ 56.212473] lkdtm: Performing direct entry EXEC_USERSPACE # [ 56.219175] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 56.231940] lkdtm: attempting bad execution at 00007f8b34b3d000 # [ 56.244791] unable to execute userspace code (SMEP?) (uid: 0) # [ 56.251215] BUG: unable to handle page fault for address: 00007f8b34b3d000 # [ 56.265103] #PF: supervisor instruction fetch in kernel mode # [ 56.271419] #PF: error_code(0x0011) - permissions violation # [ 56.277639] PGD 800000010573f067 P4D 800000010573f067 PUD 103ef7067 PMD 103ddb067 PTE 10631b067 # [ 56.287358] Oops: 0011 [#10] SMP PTI # [ 56.291344] CPU: 2 PID: 1807 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 56.299991] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 56.306797] RIP: 0010:0x7f8b34b3d000 # [ 56.310782] Code: Unable to access opcode bytes at RIP 0x7f8b34b3cfd6. # [ 56.318070] RSP: 0018:ffffb2fd024ffe50 EFLAGS: 00010246 # [ 56.323893] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 # [ 56.331860] RDX: 0000000000000000 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 56.339828] RBP: 00007f8b34b3d000 R08: 0000000000000000 R09: 0000000000000000 # [ 56.347795] R10: 00000000[ 62.763289] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 62.771220] lkdtm: attempting good refcount_dec() [ 62.776484] lkdtm: attempting bad refcount_dec() to zero [ 62.782428] ------------[ cut here ]------------ [ 62.787589] refcount_t: decrement hit 0; leaking memory. [ 62.793550] WARNING: CPU: 2 PID: 2181 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 ffffe000 R11: 3fffffffffffffff R12: 000000000000000f # [ 56.3[ 62.802987] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 62.835617] CPU: 2 PID: 2181 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 62.844297] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 62.851107] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 62.856974] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 62.877956] RSP: 0018:ffffb2fd02aafe48 EFLAGS: 00010286 [ 62.883791] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 62.891766] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 62.899767] RBP: ffffffff8e2c85f9 R08: 0000000000000000 R09: 0000000000000000 [ 62.907739] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 62.915711] R13: ffffb2fd02aaff10 R14: ffffb2fd02aaff10 R15: ffff9b9bc3e61000 [ 62.923682] FS: 00007f3ff04e7580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 62.932721] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.939156] CR2: 00007f3ff0300000 CR3: 0000000102708001 CR4: 00000000003706e0 55762] R13: ffffb2fd024fff10 R14: ffffb2fd024fff10 R15: ffff9b9b[ 62.947139] Call Trace: [ 62.956077] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 62.961063] direct_entry.cold+0x2c/0x38 [ 62.965475] full_proxy_write+0x53/0x80 [ 62.969790] vfs_write+0xe7/0x3a0 [ 62.973521] ksys_write+0x68/0xf0 [ 62.977224] do_syscall_64+0x30/0x40 [ 62.981248] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 62.986921] RIP: 0033:0x7f3ff040ff33 [ 62.990942] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.011923] RSP: 002b:00007ffd67d59918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.020381] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3ff040ff33 [ 63.028355] RDX: 0000000000000012 RSI: 00007f3ff0300000 RDI: 0000000000000001 [ 63.036327] RBP: 00007f3ff0300000 R08: 00007f3ff02ff010 R09: 0000000000000000 c4f1a000 # [ 56.363729] FS: 00007f8b34b0e580(0000) GS:ffff9b[ 63.044298] R10: 00007f3ff050a1c0 R11: 0000000000000246 R12: 0000000000000001 9c3ad00000(0000) knlGS:0000000000000000 # [ 56.372766] CS: 0[ 63.058486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.072676] irq event stamp: 0 010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.379180] CR[ 63.076109] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.089321] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.098482] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.107617] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.114622] ---[ end trace 50de4f214e497b91 ]--- 2: 00007f8b34b3d000 CR3: 0000000103ee8002 CR4: 00000000003706e0[ 63.119805] lkdtm: Zero detected: saturated # [ 56.387164] Call Trace: # [ 56.389893] ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae # [ 56.395238] ? direct_entry.cold+0x2c/0x38 # [ 56.399810] ? full_proxy_write+0x53/0x80 # [ 56.404283] ? vfs_write+0xe7/0x3a0 # [ 56.408175] ? ksys_write+0x68/0xf0 # [ 56.412068] ? do_syscall_64+0x30/0x40 # [ 56.416249] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.422086] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 56.448539] CR2: 00007f8b34b3d000 # [ 56.458447] ---[ end trace 50de4f214e497b86 ]--- # [ 56.463600] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.467974] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 56.488952] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 56.494774] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 00000000000000[ 63.238091] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 63.249310] lkdtm: attempting bad refcount_dec() below zero [ 63.255546] ------------[ cut here ]------------ [ 63.260709] refcount_t: decrement hit 0; leaking memory. [ 63.266672] WARNING: CPU: 2 PID: 2216 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 00 # [ 56.502740] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70[ 63.276107] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 63.308738] CPU: 2 PID: 2216 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 63.317414] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 63.324234] RIP: 0010:refcount_warn_saturate+0xfb/0x110 RDI: ffffffff8ded9a70 # [ 56.510727] RBP: ffffffff8e323878 R[ 63.330072] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 63.357270] RSP: 0018:ffffb2fd02b37e48 EFLAGS: 00010286 [ 63.363128] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 63.371133] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 63.379103] RBP: ffffffff8e2c860b R08: 0000000000000000 R09: 0000000000000000 [ 63.387094] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 08: 0000000000000001 R09: 0000000000000001 # [ 56.518697] R10[ 63.395076] R13: ffffb2fd02b37f10 R14: ffffb2fd02b37f10 R15: ffff9b9bc3daf000 [ 63.409254] FS: 00007f88176b3580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 63.418290] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.424707] CR2: 00007f88174cc000 CR3: 0000000102870005 CR4: 00000000003706e0 [ 63.432678] Call Trace: [ 63.435408] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 63.440785] direct_entry.cold+0x2c/0x38 [ 63.445191] full_proxy_write+0x53/0x80 [ 63.449502] vfs_write+0xe7/0x3a0 [ 63.453224] ksys_write+0x68/0xf0 [ 63.456926] do_syscall_64+0x30/0x40 [ 63.460941] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 63.466582] RIP: 0033:0x7f88175dbf33 [ 63.470571] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.491555] RSP: 002b:00007ffc81db7c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.500011] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f88175dbf33 [ 63.507979] RDX: 0000000000000016 RSI: 00007f88174cc000 RDI: 0000000000000001 [ 63.515940] RBP: 00007f88174cc000 R08: 00007f88174cb010 R09: 0000000000000000 [ 63.523909] R10: 00007f88176d61c0 R11: 0000000000000246 R12: 0000000000000001 [ 63.531879] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.539853] irq event stamp: 0 [ 63.543289] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.550289] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.559424] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.568561] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.575560] ---[ end trace 50de4f214e497b92 ]--- [ 63.580717] lkdtm: Negative detected: saturated : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.526664] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 56.534631] FS: 00007f8b34b0e580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 56.543665] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.550079] CR2: 00007f8b34b3d000 CR3: 0000000103ee8002 CR4: 00000000003706e0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh # Killed # [ 56.692492] lkdtm: Performing direct entry EXEC_NULL # [ 56.700380] lkdtm: attempting ok execution at ffffffff8d2de560 # [ 56.706924] lkdtm: attempting bad execution at 0000000000000000 # [ 56.713576] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 56.721364] #PF: supervisor instruction fetch in kernel mode # [ 56.727686] #PF: error_code(0x0010) - not-present page # [ 56.739636] PGD 0 P4D 0 # [ 56.742463] Oops: 0010 [#11] SMP PTI # [ 56.746449] CPU: 3 PID: 1843 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 56.755096] Hardware name: Google Rammus/Rammus, BI[ 63.696214] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE OS 09/04/2020 # [ 56.761899] RIP: 0010:0x0 # [ 56.764819][ 63.705314] lkdtm: attempting bad refcount_dec_and_test() below zero Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.[ 63.718647] ------------[ cut here ]------------ # [ 56.772494] RSP: 0018:ffffb2fd025a7e48 EFLAGS: 00010246 #[ 63.730003] refcount_t: underflow; use-after-free. [ 56.778325] RAX: 0000000000000033 RBX: 0000000000000000 RCX:[ 63.741637] WARNING: CPU: 0 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000000000000000 # [ 56.786293] RDX: 0000000000000000 RSI: f[ 63.757231] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify fff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 56.794259] RBP: 000[ 63.789902] CPU: 0 PID: 2251 Comm: cat Tainted: G D W 5.10.135-cip13 #1 0000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ [ 63.804767] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 56.802226] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[ 63.817820] RIP: 0010:refcount_warn_saturate+0xba/0x110 000000000000a # [ 56.810193] R13: ffffb2fd025a7f10 R14: ffffb[ 63.829838] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 2fd025a7f10 R15: ffff9b9bc4a3c000 # [ 56.818172] FS: 00007fc[ 63.857030] RSP: 0018:ffffb2fd02ba7e40 EFLAGS: 00010286 004c10580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000[ 63.869109] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 56.827221] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005[ 63.883275] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 0033 # [ 56.833634] CR2: ffffffffffffffd6 CR3: 00000001031460[ 63.897465] RBP: ffffffff8e2c8260 R08: 0000000000000000 R09: 0000000000000000 03 CR4: 00000000003706e0 # [ 56.841602] Call Trace: # [ 56[ 63.911678] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f .844329] execute_location+0x45/0x56 # [ 56.848609] direct_e[ 63.925842] R13: ffffb2fd02ba7f10 R14: ffffb2fd02ba7f10 R15: ffff9b9bc4053000 ntry.cold+0x2c/0x38 # [ 56.852986] full_proxy_write+0x53/0x8[ 63.940056] FS: 00007f2deb410580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 0 # [ 56.857266] vfs_write+0xe7/0x3a0 # [ 56.860963] ksy[ 63.955301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 s_write+0x68/0xf0 # [ 56.864652] do_syscall_64+0x30/0x40 # [ 63.967968] CR2: 00007f2deb229000 CR3: 0000000104d44004 CR4: 00000000003706f0 [ 56.868640] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ [ 63.982137] Call Trace: 56.874267] RIP: 0033:0x7fc004b38f33 # [ 56.878253] Code: 8b 1[ 63.991089] __refcount_sub_and_test.constprop.0+0x3c/0x50 5 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00[ 64.003408] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3[ 64.015911] direct_entry.cold+0x2c/0x38 d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 #[ 64.026480] full_proxy_write+0x53/0x80 [ 56.899232] RSP: 002b:00007ffd8c63eb08 EFLAGS: 00000246 ORIG[ 64.036980] vfs_write+0xe7/0x3a0 _RAX: 0000000000000001 # [ 56.907684] RAX: ffffffffffffffda R[ 64.046932] ksys_write+0x68/0xf0 BX: 000000000000000a RCX: 00007fc004b38f33 # [ 56.915653] RDX[ 64.056789] do_syscall_64+0x30/0x40 : 000000000000000a RSI: 00007fc004a29000 RDI: 0000000000000001 [ 64.067011] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.923619] RBP: 00007fc004a29000 R08: 00007fc004a28010 R09[ 64.078849] RIP: 0033:0x7f2deb338f33 : 0000000000000000 # [ 56.931587] R10: 00007fc004c331c0 R11: [ 64.089136] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 0000000000000246 R12: 0000000000000001 # [ 56.939554] R13: 00[ 64.116260] RSP: 002b:00007ffd0bd8df38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 00000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ [ 64.130929] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f2deb338f33 56.947525] Modules linked in: fuse ip_tables cros_ec_sensors c[ 64.145109] RDX: 000000000000001f RSI: 00007f2deb229000 RDI: 0000000000000001 ros_ec_sensors_core industrialio_triggered_buffer kfifo_buf indu[ 64.159293] RBP: 00007f2deb229000 R08: 00007f2deb228010 R09: 0000000000000000 strialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_[ 64.173473] R10: 00007f2deb4331c0 R11: 0000000000000246 R12: 0000000000000001 debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_[ 64.187665] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 usbpd_notify # [ 56.973977] CR2: 0000000000000000 # [ 56.9[ 64.201854] irq event stamp: 0 83886] ---[ end trace 50de4f214e497b87 ]--- # [ 56.989039] RI[ 64.211473] hardirqs last enabled at (0): [<0000000000000000>] 0x0 P: 0010:lkdtm_BUG+0x5/0x10 # [ 56.993413] Code: 89 ff e8 de b[ 64.224701] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 c a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc[ 64.240068] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1[ 64.255426] softirqs last disabled at (0): [<0000000000000000>] 0x0 f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 57.0[ 64.268625] ---[ end trace 50de4f214e497b93 ]--- 14394] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 57.020[ 64.279994] lkdtm: Negative detected: saturated 223] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.028190] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 57.036166] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 57.044131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.052099] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 57.060068] FS: 00007fc004c10580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 57.069093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.075507] CR2: ffffffffffffffd6 CR3: 0000000103146003 CR4: 00000000003706e0 # [ 57.083473] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 57.093382] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1843, name: cat # [ 57.101835] INFO: lockdep is turned off. # [ 57.106220] irq event stamp: 0 # [ 57.109616] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.116615] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 57.125748] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 57.134880] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57[ 64.409436] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE .141876] CPU: 3 PID: 1843 Comm: cat Tainted: G D W [ 64.423214] lkdtm: attempting bad refcount_sub_and_test() below zero [ 64.436554] ------------[ cut here ]------------ 5.10.135-cip13 #1 # [ 57.150524] Hardware name: Google Rammus[ 64.441748] refcount_t: underflow; use-after-free. /Rammus, BIOS 09/04/2020 # [ 57.157326] Call Trace: # [ 5[ 64.453305] WARNING: CPU: 2 PID: 2286 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 7.160052] dump_stack+0x77/0x9b # [ 57.163740] ___might_slee[ 64.468935] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 64.501573] CPU: 2 PID: 2286 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 64.510276] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 p.cold+0xa6/0xb6 # [ 57.168310] exit_signals+0x1c/0x2e0 # [[ 64.517099] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 64.529154] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 57.172289] do_exit+0xd5/0xb00 # [ 57.175782] ? ksys_writ[ 64.550146] RSP: 0018:ffffb2fd02c67e40 EFLAGS: 00010286 [ 64.562204] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 64.570216] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 64.578187] RBP: ffffffff8e2c8280 R08: 0000000000000000 R09: 0000000000000000 [ 64.586178] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 64.594168] R13: ffffb2fd02c67f10 R14: ffffb2fd02c67f10 R15: ffff9b9bc4d3f000 e+0x68/0xf0 # [ 57.179665] rewind_stack_do_exit+0x17/0x20 #[ 64.602139] FS: 00007f4889c2f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 64.617386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.623804] CR2: 00007f4889a48000 CR3: 0000000104fce005 CR4: 00000000003706e0 [ 64.631775] Call Trace: [ 64.634506] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 64.640666] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 64.646891] direct_entry.cold+0x2c/0x38 [ 64.651296] full_proxy_write+0x53/0x80 [ 64.655603] vfs_write+0xe7/0x3a0 [ 64.659327] ksys_write+0x68/0xf0 [ 64.663030] do_syscall_64+0x30/0x40 [ 64.667044] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 64.672686] RIP: 0033:0x7f4889b57f33 [ 64.676677] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.697658] RSP: 002b:00007fff0f655fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.706116] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4889b57f33 [ 64.714083] RDX: 000000000000001f RSI: 00007f4889a48000 RDI: 0000000000000001 [ 64.722053] RBP: 00007f4889a48000 R08: 00007f4889a47010 R09: 0000000000000000 [ 64.730023] R10: 00007f4889c521c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.184330] RIP: 0033:0x7fc004b38f33 # [ 57.188317] Code:[ 64.737998] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f [ 64.752193] irq event stamp: 0 [ 64.761809] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.768810] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 64.777950] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 64.787089] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.794091] ---[ end trace 50de4f214e497b94 ]--- [ 64.799249] lkdtm: Negative detected: saturated 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 57.209294] RSP: 002b:00007ffd8c63eb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.217750] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc004b38f33 # [ 57.225716] RDX: 000000000000000a RSI: 00007fc004a29000 RDI: 0000000000000001 # [ 57.233684] RBP: 00007fc004a29000 R08: 00007fc004a28010 R09: 0000000000000000 # [ 57.241653] R10: 00007fc004c331c0 R11: 0000000000000246 R12: 0000000000000001 # [ 57.249620] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # Killed # [ 57.361512] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 57.369507] lkdtm: attempting bad read at 00007f5ac5817000 # [ 57.381868] BUG: unable to handle page fault for address: 00007f5ac5817000 # [ 57.395737] #PF: supervisor read access in kernel mode # [ 57.401473] #PF: error_code(0x0001) - permissions violation # [ 57.407686] PGD 800000010403a067 P4D 800000010403a067 PUD 105dc5067 PMD 1030f7067 PTE 10741e067 # [ 57.423623] Oops: 0001 [#12] SMP PTI # [ 57.427611] CPU: 1 PID: 1878 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 57.436260] Hardware name: Google Rammus/Rammus, BIOS 09/04/2[ 64.937167] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 64.947425] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 64.954536] lkdtm: Good: zero detected [ 64.958726] lkdtm: Correctly stayed at zero [ 64.963397] lkdtm: attempting bad refcount_inc() from zero [ 64.969522] ------------[ cut here ]------------ [ 64.974677] refcount_t: addition on 0; use-after-free. [ 64.980442] WARNING: CPU: 2 PID: 2318 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 020 # [ 57.443058] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41[ 64.989879] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 65.022514] CPU: 2 PID: 2318 Comm: cat Tainted: G D W 5.10.135-cip13 #1 /0xa3 # [ 57.455495] Code: 00 00 00 75 64 48 83 c4 10 5d c3 c[ 65.031192] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 65.044217] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 65.050083] Code: 01 01 e8 67 62 98 00 0f 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 8e c6 05 9a 53 74 01 01 e8 44 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 [ 65.071065] RSP: 0018:ffffb2fd02cefe48 EFLAGS: 00010286 [ 65.076948] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 c cc cc cc 48 89 ee 48 c7 c7 a8 94 2c 8e e8 19 9a fd ff 48 c7 c7[ 65.084933] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 65.099109] RBP: ffffffff8e2c8621 R08: 0000000000000000 R09: 0000000000000000 [ 65.107080] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 65.115050] R13: ffffb2fd02ceff10 R14: ffffb2fd02ceff10 R15: ffff9b9bc3bf1000 [ 65.123020] FS: 00007f255c241580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 65.132058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.138475] CR2: 00007f255c05a000 CR3: 0000000102786005 CR4: 00000000003706e0 [ 65.146443] Call Trace: d0 94 2c 8e b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 00 9a f[ 65.149175] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 65.160355] direct_entry.cold+0x2c/0x38 d ff 48 89 ee 48 c7 c7 f8 94 2c # [ 57.476467] RSP: 0018:ffff[ 65.164763] full_proxy_write+0x53/0x80 [ 65.175255] vfs_write+0xe7/0x3a0 [ 65.178988] ksys_write+0x68/0xf0 [ 65.182721] do_syscall_64+0x30/0x40 [ 65.186744] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 65.192412] RIP: 0033:0x7f255c169f33 [ 65.196403] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 65.217385] RSP: 002b:00007ffd3b6e30a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.225869] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f255c169f33 [ 65.233841] RDX: 0000000000000012 RSI: 00007f255c05a000 RDI: 0000000000000001 [ 65.241811] RBP: 00007f255c05a000 R08: 00007f255c059010 R09: 0000000000000000 [ 65.249785] R10: 00007f255c2641c0 R11: 0000000000000246 R12: 0000000000000001 [ 65.257757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.265750] irq event stamp: 0 b2fd025efe48 EFLAGS: 00010246 # [ 57.482297] RAX: 00000000c0d[ 65.269165] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.282374] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 65.291511] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 65.300646] softirqs last disabled at (0): [<0000000000000000>] 0x0 ec0de RBX: 0000000000000026 RCX: 0000000000000000 # [ 57.4902[ 65.307648] ---[ end trace 50de4f214e497b95 ]--- 68] RDX: 0000000000000000 RSI: ffff9b9c3ac9bf70 RDI: ffffffff8e2[ 65.319020] lkdtm: Zero detected: saturated c94d0 # [ 57.498235] RBP: 00007f5ac5817000 R08: 0000000000000000 R09: 0000000000000000 # [ 57.506215] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011 # [ 57.514182] R13: ffffb2fd025eff10 R14: ffffb2fd025eff10 R15: ffff9b9bc3b5c000 # [ 57.522166] FS: 00007f5ac57e8580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 57.531213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.537627] CR2: 00007f5ac5817000 CR3: 00000001031b6001 CR4: 00000000003706e0 # [ 57.545596] Call Trace: # [ 57.548325] direct_entry.cold+0x2c/0x38 # [ 57.552706] full_proxy_write+0x53/0x80 # [ 57.563208] vfs_write+0xe7/0x3a0 # [ 57.566915] ksys_write+0x68/0xf0 # [ 57.576822] do_syscall_64+0x30/0x40 # [ 57.580813] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.592662] RIP: 0033:0x7f5ac5710f33 # [ 57.596640] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 57.617619] RSP: 002b:00007ffc4faa7d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.626072] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f5ac5710f33 # [ 57.634042] RDX: 0000000000000011 RSI: 00007f5ac5601000 RDI: 0000000000000001 # [ 57.642006] RBP: 00007f5ac5601000 R08: 00007f5ac5600010 R09: 0000000000000000 # [ 57.649975] R10: 00007f5ac580b1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 57.657941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 57.665913] M[ 65.481560] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO odules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors[ 65.491618] lkdtm: attempting safe refcount_add_not_zero() from zero _core industrialio_triggered_buffer kfifo_buf industrialio cros_[ 65.504945] lkdtm: Good: zero detected ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_e[ 65.515335] lkdtm: Correctly stayed at zero [ 65.526220] lkdtm: attempting bad refcount_add() from zero c_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 65.532348] ------------[ cut here ]------------ # [ 57.698542] CR2: 00007f5ac5817000 # [ 57.702230] ---[ en[ 65.543711] refcount_t: addition on 0; use-after-free. d trace 50de4f214e497b88 ]--- # [ 57.707385] RIP: 0010:lkdtm_[ 65.555705] WARNING: CPU: 1 PID: 2350 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 BUG+0x5/0x10 # [ 57.711764] Code: 89 ff e8 de bc a3 ff 48 c7 [ 65.571327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c[ 65.603938] CPU: 1 PID: 2350 Comm: cat Tainted: G D W 5.10.135-cip13 #1 0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 [ 65.618803] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 57.738953] RSP: 00[ 65.631826] RIP: 0010:refcount_warn_saturate+0x74/0x110 18:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 57.744785] RAX: ffff[ 65.643874] Code: 01 01 e8 67 62 98 00 0f 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 8e c6 05 9a 53 74 01 01 e8 44 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 ffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ [ 65.671069] RSP: 0018:ffffb2fd02d37e48 EFLAGS: 00010286 57.752751] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffff[ 65.683117] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 ffff8ded9a70 # [ 57.760718] RBP: ffffffff8e323878 R08: 000000[ 65.697303] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 65.711487] RBP: ffffffff8e2c8633 R08: 0000000000000000 R09: 0000000000000000 0000000001 R09: 0000000000000001 # [ 57.768685] R10: 00000000[ 65.719459] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.7[ 65.733638] R13: ffffb2fd02d37f10 R14: ffffb2fd02d37f10 R15: ffff9b9bc3bbe000 76652] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9b[ 65.747823] FS: 00007f7bea601580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 c31b2000 # [ 57.784619] FS: 00007f5ac57e8580(0000) GS:ffff9b[ 65.763078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.775712] CR2: 00007f7bea41a000 CR3: 0000000104f62006 CR4: 00000000003706e0 9c3ac80000(0000) knlGS:0000000000000000 # [ 57.793654] CS: 0[ 65.783684] Call Trace: 010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.800067] CR[ 65.792625] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 2: 00007f5ac5817000 CR3: 00000001031b6001 CR4: 00000000003706e0[ 65.803799] direct_entry.cold+0x2c/0x38 # ACCESS_USERSPACE: saw 'call trace:': ok ok 37 selftests: lkd[ 65.814392] full_proxy_write+0x53/0x80 tm: ACCESS_USERSPACE.sh # selftests: lkdtm: ACCESS_NULL.sh # K[ 65.824886] vfs_write+0xe7/0x3a0 illed # [ 57.901604] lkdtm: Performing direct entry ACCESS_NU[ 65.834800] ksys_write+0x68/0xf0 LL # [ 57.913230] lkdtm: attempting bad read at 0000000000000[ 65.844713] do_syscall_64+0x30/0x40 000 # [ 57.919386] BUG: kernel NULL pointer dereference, addr[ 65.854914] entry_SYSCALL_64_after_hwframe+0x61/0xc6 ess: 0000000000000000 # [ 57.927171] #PF: supervisor read acc[ 65.866769] RIP: 0033:0x7f7bea529f33 ess in kernel mode # [ 57.939117] #PF: error_code(0x0000) - n[ 65.876975] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 ot-present page # [ 57.944852] PGD 0 P4D 0 # [ 57.947680][ 65.904176] RSP: 002b:00007ffc2dd7a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 Oops: 0000 [#13] SMP PTI # [ 57.957880] CPU: 3 PID: 1913 Com[ 65.918845] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7bea529f33 [ 65.933032] RDX: 0000000000000012 RSI: 00007f7bea41a000 RDI: 0000000000000001 m: cat Tainted: G D W 5.10.135-cip13 #1 # [ 57.9[ 65.941005] RBP: 00007f7bea41a000 R08: 00007f7bea419010 R09: 0000000000000000 66528] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 65.955185] R10: 00007f7bea6241c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.973334] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 57.9[ 65.969374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 78581] Code: bd 99 fd ff be 00 10 00 00 48 89 ef e8 30 b9 39 ff [ 65.983570] irq event stamp: 0 e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 a8 94 2c 8e e8 9[ 65.993191] hardirqs last enabled at (0): [<0000000000000000>] 0x0 7 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 d0 [ 66.006408] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 94 2c 8e 48 01 # [ 57.999562] RSP: 0018:ffffb2fd02687e58 EFLA[ 66.021761] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 GS: 00010246 # [ 58.005386] RAX: 000000000000002e RBX: 000000[ 66.037115] softirqs last disabled at (0): [<0000000000000000>] 0x0 0000000027 RCX: 0000000000000000 # [ 58.013355] RDX: 00000000[ 66.050333] ---[ end trace 50de4f214e497b96 ]--- 00000000 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 58.0[ 66.061706] lkdtm: Zero detected: saturated 21321] RBP: ffffffff8e2c8599 R08: 0000000000000000 R09: 0000000000000000 # [ 58.029286] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 58.037253] R13: ffffb2fd02687f10 R14: ffffb2fd02687f10 R15: ffff9b9bc4da4000 # [ 58.045222] FS: 00007fbf8e3e8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 58.054257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.060671] CR2: 0000000000000000 CR3: 0000000105dc2003 CR4: 00000000003706e0 # [ 58.068639] Call Trace: # [ 58.071366] direct_entry.cold+0x2c/0x38 # [ 58.075744] full_proxy_write+0x53/0x80 # [ 58.080025] vfs_write+0xe7/0x3a0 # [ 58.083723] ksys_write+0x68/0xf0 # [ 58.087419] do_syscall_64+0x30/0x40 # [ 58.091406] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.097044] RIP: 0033:0x7fbf8e310f33 # [ 58.101022] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.121998] RSP: 002b:00007ffdabc7d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.130443] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fbf8e310f33 # [ 58.138408] RDX: 000000000000000c RSI: 00007fbf8e201000 RDI: 0000000000000001 # [ 58.146376] RBP: 00007fbf8e201000 R08: 00007fbf8e200010 R09: 0000000000000000 # [ 58.154344] R10: 00007fbf8e40b1c0 R11: 0000000000000246 R12: 000000000[ 66.215392] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 66.222537] lkdtm: attempting bad refcount_inc() from saturated [ 66.229161] ------------[ cut here ]------------ [ 66.234327] refcount_t: saturated; leaking memory. [ 66.239712] WARNING: CPU: 3 PID: 2385 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0000001 # [ 58.162311] R13: 0000000000000001 R14: 00000000000[ 66.249151] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 66.281777] CPU: 3 PID: 2385 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 66.290462] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 66.297270] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 66.303108] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 [ 66.324121] RSP: 0018:ffffb2fd02de7e48 EFLAGS: 00010286 [ 66.329960] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 66.337932] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 66.345905] RBP: ffffffff8e2c8645 R08: 0000000000000000 R09: 0000000000000000 [ 66.353896] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 66.361870] R13: ffffb2fd02de7f10 R14: ffffb2fd02de7f10 R15: ffff9b9bc3de8000 [ 66.369841] FS: 00007f8d25852580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 66.378883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.385299] CR2: 00007f8d2566b000 CR3: 0000000103e22002 CR4: 00000000003706e0 [ 66.393271] Call Trace: [ 66.396004] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 66.401486] direct_entry.cold+0x2c/0x38 [ 66.405900] full_proxy_write+0x53/0x80 [ 66.410224] vfs_write+0xe7/0x3a0 [ 66.413956] ksys_write+0x68/0xf0 [ 66.417659] do_syscall_64+0x30/0x40 [ 66.421682] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.427328] RIP: 0033:0x7f8d2577af33 [ 66.431350] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.452333] RSP: 002b:00007ffc16883348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.460821] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8d2577af33 [ 66.468796] RDX: 0000000000000017 RSI: 00007f8d2566b000 RDI: 0000000000000001 [ 66.476799] RBP: 00007f8d2566b000 R08: 00007f8d2566a010 R09: 0000000000000000 [ 66.484771] R10: 00007f8d258751c0 R11: 0000000000000246 R12: 0000000000000001 [ 66.492742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 20000 R15: 0000000000020000 # [ 58.170280] Modules linked in:[ 66.500721] irq event stamp: 0 fuse ip_tables cros_ec_sensors cros_ec_sensors_core industriali[ 66.510340] hardirqs last enabled at (0): [<0000000000000000>] 0x0 o_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_[ 66.523553] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.538908] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.548043] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.555044] ---[ end trace 50de4f214e497b97 ]--- [ 66.560218] lkdtm: Saturation detected: still saturated lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 58.196730] CR2: 0000000000000000 # [ 58.206638] ---[ end trace 50de4f214e497b89 ]--- # [ 58.211790] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 58.216166] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 58.237166] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 58.242997] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 58.250964] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 58.258932] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 58.266897] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 58.274865] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 58.282832] FS: 00007fbf8e3e8580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 58.291868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.298283] CR2: 0000000000000000 CR3: 0000000105dc2003 CR4: 00000000003706e0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh # Killed # [ 58.454636] lkdtm: Performing direct entry WRITE_RO # [ 58.460929] lkdtm: attem[ 66.697270] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED pting bad rodata write at ffffffff8ded9ef0 # [ 58.474055] BUG[ 66.709795] lkdtm: attempting bad refcount_dec() from saturated : unable to handle page fault for address: ffffffff8ded9ef0 # [[ 66.722623] ------------[ cut here ]------------ 58.487899] #PF: supervisor write access in kernel mode # [ [ 66.733990] refcount_t: decrement hit 0; leaking memory. 58.493732] #PF: error_code(0x0003) - permissions violation # [[ 66.746169] WARNING: CPU: 1 PID: 2420 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 58.499944] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 8000[ 66.761808] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 00013ae000e1 # [ 58.507729] Oops: 0003 [#14] SMP PTI # [ [ 66.794437] CPU: 1 PID: 2420 Comm: cat Tainted: G D W 5.10.135-cip13 #1 58.511715] CPU: 0 PID: 1948 Comm: cat Tainted: G D W [ 66.809302] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 5.10.135-cip13 #1 # [ 58.520361] Hardware name: Google Ramm[ 66.822323] RIP: 0010:refcount_warn_saturate+0xfb/0x110 us/Rammus, BIOS 09/04/2020 # [ 58.527167] RIP: 0010:lkdtm_WR[ 66.834374] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b ITE_RO+0x2e/0x3a # [ 58.532128] Code: 00 48 c7 c7 88 93 2c 8e[ 66.861575] RSP: 0018:ffffb2fd02e77e48 EFLAGS: 00010286 48 c7 c6 f0 9e ed 8d e8 41 9c fd ff 48 8b 05 7a e9 56 00 ba 34 [ 66.873621] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 66.887803] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 12 cd ab 48 c7 c7 b8 93 2c 8e 48 31 d0 <48> 89 05 64 e9 56 00 e9[ 66.895775] RBP: ffffffff8e2c865c R08: 0000000000000000 R09: 0000000000000000 1f 9c fd ff 0f 1f 44 00 00 48 8b 05 8b 9d # [ 58.553107] RSP[ 66.909955] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 : 0018:ffffb2fd0270fe60 EFLAGS: 00010202 # [ 58.558939] RAX: [ 66.924136] R13: ffffb2fd02e77f10 R14: ffffb2fd02e77f10 R15: ffff9b9bc3ccc000 [ 66.938336] FS: 00007fe687750580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 66.947376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 # [ 66.953795] CR2: 00007fe687569000 CR3: 000000010557e006 CR4: 00000000003706e0 [ 66.967972] Call Trace: [ 58.566907] RDX: 00000000abcd1234 RSI: ffff9b9c3ac1bf70 RDI: [ 66.970707] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f ffffffff8e2c93b8 # [ 58.574874] RBP: ffffffff8e2c85a5 R08: 00[ 66.982360] direct_entry.cold+0x2c/0x38 00000000000000 R09: 0000000000000000 # [ 58.582843] R10: 0000[ 66.992953] full_proxy_write+0x53/0x80 [ 67.003449] vfs_write+0xe7/0x3a0 0000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009[ 67.007176] ksys_write+0x68/0xf0 [ 67.016307] do_syscall_64+0x30/0x40 [ 67.020491] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.590810] R13: ffffb2fd0270ff10 R14: ffffb2fd0270ff10 R15[ 67.026171] RIP: 0033:0x7fe687678f33 [ 67.036368] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 : ffff9b9bc3ac0000 # [ 58.598777] FS: 00007fcc5258b580(0000)[ 67.057351] RSP: 002b:00007ffc7df06518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.072017] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe687678f33 GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 58.6078[ 67.079987] RDX: 0000000000000017 RSI: 00007fe687569000 RDI: 0000000000000001 [ 67.094169] RBP: 00007fe687569000 R08: 00007fe687568010 R09: 0000000000000000 [ 67.102141] R10: 00007fe6877731c0 R11: 0000000000000246 R12: 0000000000000001 [ 67.110111] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.118091] irq event stamp: 0 [ 67.121508] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.128511] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.137652] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.146792] softirqs last disabled at (0): [<0000000000000000>] 0x0 13] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.[ 67.153795] ---[ end trace 50de4f214e497b98 ]--- 614227] CR2: ffffffff8ded9ef0 CR3: 000000010557e005 CR4: 0000000[ 67.165168] lkdtm: Saturation detected: still saturated 0003706f0 # [ 58.622211] Call Trace: # [ 58.624938] direct_entry.cold+0x2c/0x38 # [ 58.629317] full_proxy_write+0x53/0x80 # [ 58.633603] vfs_write+0xe7/0x3a0 # [ 58.637305] ksys_write+0x68/0xf0 # [ 58.641004] do_syscall_64+0x30/0x40 # [ 58.644998] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.650637] RIP: 0033:0x7fcc524b3f33 # [ 58.654625] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.675601] RSP: 002b:00007fff9e8c0b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.684053] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fcc524b3f33 # [ 58.692021] RDX: 0000000000000009 RSI: 00007fcc523a4000 RDI: 0000000000000001 # [ 58.699987] RBP: 00007fcc523a4000 R08: 00007fcc523a3010 R09: 0000000000000000 # [ 58.707953] R10: 00007fcc525ae1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 58.715923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 58.723895] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_[ 67.298576] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 67.308359] lkdtm: attempting bad refcount_dec() from saturated [ 67.315002] ------------[ cut here ]------------ ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cr[ 67.320174] refcount_t: saturated; leaking memory. [ 67.331765] WARNING: CPU: 3 PID: 2455 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 os_usbpd_notify # [ 58.750329] CR2: ffffffff8ded9ef0 # [ 5[ 67.341199] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 67.373827] CPU: 3 PID: 2455 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 67.382501] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 67.389309] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 67.395161] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 8.754026] ---[ end trace 50de4f214e497b8a ]--- # [ 58.759170][ 67.416154] RSP: 0018:ffffb2fd02ef7e48 EFLAGS: 00010286 [ 67.428213] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 58.763545] Code: 89 ff e8 d[ 67.436193] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 e bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc[ 67.450378] RBP: ffffffff8e2c8673 R08: 0000000000000000 R09: 0000000000000000 [ 67.464580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 67.472544] R13: ffffb2fd02ef7f10 R14: ffffb2fd02ef7f10 R15: ffff9b9bc2945000 [ 67.480515] FS: 00007f5ccab30580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 67.489555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.495979] CR2: 00007f5cca949000 CR3: 00000001030b4003 CR4: 00000000003706e0 [ 67.504003] Call Trace: cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0[ 67.506745] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 67.518397] direct_entry.cold+0x2c/0x38 [ 67.522803] full_proxy_write+0x53/0x80 [ 67.527115] vfs_write+0xe7/0x3a0 [ 67.530846] ksys_write+0x68/0xf0 [ 67.534574] do_syscall_64+0x30/0x40 [ 67.538595] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.544235] RIP: 0033:0x7f5ccaa58f33 [ 67.548226] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 67.569217] RSP: 002b:00007ffe595ec648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.577673] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f5ccaa58f33 [ 67.585644] RDX: 0000000000000017 RSI: 00007f5cca949000 RDI: 0000000000000001 [ 67.593613] RBP: 00007f5cca949000 R08: 00007f5cca948010 R09: 0000000000000000 [ 67.601587] R10: 00007f5ccab531c0 R11: 0000000000000246 R12: 0000000000000001 [ 67.609557] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.617550] irq event stamp: 0 f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 5[ 67.620967] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.634180] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.643344] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.652482] softirqs last disabled at (0): [<0000000000000000>] 0x0 8.784522] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 58.[ 67.659486] ---[ end trace 50de4f214e497b99 ]--- 790354] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000[ 67.670856] lkdtm: Saturation detected: still saturated 000000000 # [ 58.798320] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 58.806289] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 58.814255] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 58.822224] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 58.830190] FS: 00007fcc5258b580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 58.839226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.845642] CR2: ffffffff8ded9ef0 CR3: 000000010557e005 CR4: 00000000003706f0 # [ 58.853611] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 58.863520] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1948, name: cat # [ 58.871970] INFO: lockdep is turned off. # [ 58.876344] irq event stamp: 0 # [ 58.879749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.886737] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 58.895869] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 58.905002] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ [ 67.796564] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 58.911999] CPU: 0 PID: 1948 Comm: cat Tainted: G D W [ 67.808800] lkdtm: attempting bad refcount_inc_not_zero() from saturated 5.10.135-cip13 #1 # [ 58.920646] Hardware name: Google Ram[ 67.822521] ------------[ cut here ]------------ mus/Rammus, BIOS 09/04/2020 # [ 58.927449] Call Trace: # [ [ 67.833891] refcount_t: saturated; leaking memory. 58.930176] dump_stack+0x77/0x9b # [ 58.933873] ___might_s[ 67.845475] WARNING: CPU: 0 PID: 2487 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 leep.cold+0xa6/0xb6 # [ 58.938445] exit_signals+0x1c/0x2e0 [ 67.861160] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 58.942432] do_exit+0xd5/0xb00 # [ 58.945935] ? ksys_w[ 67.893795] CPU: 0 PID: 2487 Comm: cat Tainted: G D W 5.10.135-cip13 #1 rite+0x68/0xf0 # [ 58.949819] rewind_stack_do_exit+0x17/0x20[ 67.908718] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 58.954492] RIP: 0033:0x7fcc524b3f33 # [ 58.958470] Co[ 67.921736] RIP: 0010:refcount_warn_saturate+0x97/0x110 de: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 [ 67.933771] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0[ 67.960965] RSP: 0018:ffffb2fd02f4fe38 EFLAGS: 00010282 5 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 [ 67.973039] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 24 18 # [ 58.979449] RSP: 002b:00007fff9e8c0b48 EFLAGS: 00000[ 67.987292] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 246 ORIG_RAX: 0000000000000001 # [ 58.987902] RAX: ffffffffff[ 68.001439] RBP: ffffffff8e2c82a0 R08: 0000000000000000 R09: 0000000000000000 ffffda RBX: 0000000000000009 RCX: 00007fcc524b3f33 # [ 58.995[ 68.015615] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 869] RDX: 0000000000000009 RSI: 00007fcc523a4000 RDI: 0000000000[ 68.029782] R13: ffffb2fd02f4ff10 R14: ffffb2fd02f4ff10 R15: ffff9b9bc3877000 000001 # [ 59.003837] RBP: 00007fcc523a4000 R08: 00007fcc523a[ 68.043968] FS: 00007fc84f083580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 3010 R09: 0000000000000000 # [ 59.011805] R10: 00007fcc525ae1[ 68.059239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c0 R11: 0000000000000246 R12: 0000000000000001 # [ 59.019772][ 68.071868] CR2: 00007fc84ee9c000 CR3: 0000000105444001 CR4: 00000000003706f0 R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000200[ 68.086056] Call Trace: 00 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: W[ 68.095027] __refcount_add_not_zero.constprop.0+0x2a/0x35 RITE_RO.sh # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # Killed[ 68.107361] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 59.147856] lkdtm: Performing direct entry WRITE_RO_AFTER[ 68.119895] direct_entry.cold+0x2c/0x38 _INIT # [ 59.158611] lkdtm: attempting bad ro_after_init writ[ 68.130503] full_proxy_write+0x53/0x80 e at ffffffff8e345328 # [ 59.172439] BUG: unable to handle pa[ 68.141018] vfs_write+0xe7/0x3a0 ge fault for address: ffffffff8e345328 # [ 59.186299] #PF: su[ 68.150927] ksys_write+0x68/0xf0 pervisor write access in kernel mode # [ 59.192130] #PF: erro[ 68.160845] do_syscall_64+0x30/0x40 r_code(0x0003) - permissions violation # [ 59.198351] PGD 13b[ 68.171070] entry_SYSCALL_64_after_hwframe+0x61/0xc6 429067 P4D 13b429067 PUD 13b42a063 PMD 1047fa063 PTE 800000013b3[ 68.182925] RIP: 0033:0x7fc84efabf33 45061 # [ 59.207386] Oops: 0003 [#15] SMP PTI # [ 59.21137[ 68.193137] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 4] CPU: 0 PID: 1983 Comm: cat Tainted: G D W 5.10.1[ 68.220355] RSP: 002b:00007ffed6533098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 35-cip13 #1 # [ 59.220023] Hardware name: Google Rammus/Rammu[ 68.235045] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc84efabf33 s, BIOS 09/04/2020 # [ 59.226827] RIP: 0010:lkdtm_WRITE_RO_A[ 68.249253] RDX: 0000000000000020 RSI: 00007fc84ee9c000 RDI: 0000000000000001 FTER_INIT+0x4e/0x5a # [ 59.232858] Code: 93 2c 8e e9 f3 9b fd[ 68.263426] RBP: 00007fc84ee9c000 R08: 00007fc84ee9b010 R09: 0000000000000000 ff 48 c7 c7 10 94 2c 8e e8 e7 9b fd ff 48 8b 05 58 9d 9d 00 ba [ 68.277610] R10: 00007fc84f0a61c0 R11: 0000000000000246 R12: 0000000000000001 34 12 cd ab 48 c7 c7 b8 93 2c 8e 48 31 d0 <48> 89 05 42 9d 9d 00[ 68.291837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 e9 c5 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 59.253837] [ 68.306047] irq event stamp: 0 RSP: 0018:ffffb2fd0278fe60 EFLAGS: 00010202 # [ 59.259671] RA[ 68.315667] hardirqs last enabled at (0): [<0000000000000000>] 0x0 X: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000[ 68.328871] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 59.267639] RDX: 00000000abcd1234 RSI: ffff9b9c3ac1bf70 RD[ 68.344242] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 I: ffffffff8e2c93b8 # [ 59.275607] RBP: ffffffff8e2c85ae R08:[ 68.359626] softirqs last disabled at (0): [<0000000000000000>] 0x0 0000000000000000 R09: 0000000000000000 # [ 59.283574] R10: 0[ 68.372878] ---[ end trace 50de4f214e497b9a ]--- 0000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [[ 68.384224] lkdtm: Saturation detected: still saturated 59.291541] R13: ffffb2fd0278ff10 R14: ffffb2fd0278ff10 R15: ffff9b9bc277c000 # [ 59.299508] FS: 00007f8080bec580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 59.308545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.314959] CR2: ffffffff8e345328 CR3: 0000000104dc6004 CR4: 00000000003706f0 # [ 59.322926] Call Trace: # [ 59.325654] direct_entry.cold+0x2c/0x38 # [ 59.330035] full_proxy_write+0x53/0x80 # [ 59.334323] vfs_write+0xe7/0x3a0 # [ 59.338026] ksys_write+0x68/0xf0 # [ 59.341724] do_syscall_64+0x30/0x40 # [ 59.345719] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.351361] RIP: 0033:0x7f8080b14f33 # [ 59.355348] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.376326] RSP: 002b:00007fffa6e8b8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.384782] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f8080b14f33 # [ 59.392750] RDX: 0000000000000014 RSI: 00007f8080a05000 RDI: 0000000000000001 # [ 59.400716] RBP: 00007f8080a05000 R08: 00007f8080a04010 R09: 0000000000000000 # [ 59.408684] R10: 00007f8080c0f1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 59.416651] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.424624] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_[ 68.557348] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 68.565532] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 68.573041] ------------[ cut here ]------------ [ 68.578228] refcount_t: saturated; leaking memory. [ 68.583617] WARNING: CPU: 3 PID: 2519 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 [ 68.593066] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 68.619521] CPU: 3 PID: 2519 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 68.628218] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 68.635028] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 68.640863] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 [ 68.661877] RSP: 0018:ffffb2fd03007e38 EFLAGS: 00010282 [ 68.667714] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 68.675686] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 [ 68.683660] RBP: ffffffff8e2c82c0 R08: 0000000000000000 R09: 0000000000000000 [ 68.691652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 usbpd_notify # [ 59.451062] CR2: ffffffff8e345328 # [ 59.4[ 68.699625] R13: ffffb2fd03007f10 R14: ffffb2fd03007f10 R15: ffff9b9bc3016000 54760] ---[ end trace 50de4f214e497b8b ]--- # [ 59.459914] RI[ 68.713816] FS: 00007f8d7a06e580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 [ 68.729069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.735486] CR2: 00007f8d79e87000 CR3: 0000000104034001 CR4: 00000000003706e0 [ 68.743456] Call Trace: [ 68.746189] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 68.752341] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 68.758688] direct_entry.cold+0x2c/0x38 [ 68.763068] full_proxy_write+0x53/0x80 [ 68.767376] vfs_write+0xe7/0x3a0 [ 68.771075] ksys_write+0x68/0xf0 [ 68.774779] do_syscall_64+0x30/0x40 [ 68.778796] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.784439] RIP: 0033:0x7f8d79f96f33 [ 68.788430] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.809412] RSP: 002b:00007ffd20b2e048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.817868] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8d79f96f33 [ 68.825839] RDX: 0000000000000020 RSI: 00007f8d79e87000 RDI: 0000000000000001 [ 68.833812] RBP: 00007f8d79e87000 R08: 00007f8d79e86010 R09: 0000000000000000 [ 68.841782] R10: 00007f8d7a0911c0 R11: 0000000000000246 R12: 0000000000000001 [ 68.849753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.857728] irq event stamp: 0 P: 0010:lkdtm_BUG+0x5/0x10 # [ 59.464290] Code: 89 ff e8 de b[ 68.861159] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.874369] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.883505] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.892642] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.899641] ---[ end trace 50de4f214e497b9b ]--- [ 68.904797] lkdtm: Saturation detected: still saturated c a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 59.485261] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 59.491094] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.499062] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: ffffffff8ded9a70 # [ 59.507030] RBP: ffffffff8e323878 R08: 0000000000000001 R09: 0000000000000001 # [ 59.514999] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.522968] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc31b2000 # [ 59.530928] FS: 00007f8080bec580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 59.539966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.546370] CR2: ffffffff8e345328 CR3: 0000000104dc6004 CR4: 00000000003706f0 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh # Killed # [ 59.742396] lkdtm: Performing direct entry WRITE_KERN # [ 59.752664] lkdtm: attempting bad 6868880 byte write at ffffffff8d96b4f0 # [ 59.760203] BUG: unable to handle page fault for address: ffffffff8d96b4f0 # [ 59.7[ 69.030205] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED 67913] #PF: supervisor write access in kernel mode # [ 59.773[ 69.042649] lkdtm: attempting bad refcount_dec_and_test() from saturated 745] #PF: error_code(0x0003) - permissions violation # [ 59.7[ 69.056347] ------------[ cut here ]------------ 79957] PGD 13b429067 P4D 13b429067 PUD 13b42a063 PMD 13a8000e1 [ 69.067718] refcount_t: underflow; use-after-free. # [ 59.787055] Oops: 0003 [#16] SMP PTI # [ 59.791042] CPU[ 69.079294] WARNING: CPU: 1 PID: 2554 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 : 3 PID: 2018 Comm: cat Tainted: G D W 5.10.135-cip[ 69.094927] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 13 #1 # [ 59.799688] Hardware name: Google Rammus/Rammus, BIO[ 69.127583] CPU: 1 PID: 2554 Comm: cat Tainted: G D W 5.10.135-cip13 #1 S 09/04/2020 # [ 59.806494] RIP: 0010:lkdtm_WRITE_KERN+0x38/[ 69.142425] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 0x4e # [ 59.811645] Code: 53 48 c7 c3 f0 b4 96 8d 49 89 dc 48[ 69.155443] RIP: 0010:refcount_warn_saturate+0xba/0x110 89 da 49 81 ec 60 e5 2d 8d 4c 89 e6 e8 9a 9b fd ff 48 89 df 4c [ 69.167493] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 89 e1 48 c7 c6 60 e5 2d 8d a4 48 c7 c7 b8 93 2c 8e e8 7f 9b[ 69.194689] RSP: 0018:ffffb2fd0308fe40 EFLAGS: 00010286 [ 69.206739] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 fd ff 5b 41 5c e9 b7 fe ff ff # [ 59.832623] RSP: 0018:ffffb[ 69.214713] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 [ 69.228889] RBP: ffffffff8e2c82e0 R08: 0000000000000000 R09: 0000000000000000 2fd02817e50 EFLAGS: 00010246 # [ 59.838456] RAX: 000000000000[ 69.236864] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 69.251040] R13: ffffb2fd0308ff10 R14: ffffb2fd0308ff10 R15: ffff9b9bc4034000 003c RBX: ffffffff8d96b4f0 RCX: 000000000068cf90 # [ 59.84642[ 69.259014] FS: 00007f5e49f68580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 [ 69.274260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 4] RDX: 0000000000000000 RSI: ffffffff8d2de560 RDI: ffffffff8d96[ 69.280680] CR2: 00007f5e49d81000 CR3: 0000000102870001 CR4: 00000000003706e0 [ 69.294858] Call Trace: b4f0 # [ 59.854390] RBP: ffffffff8e2c85c2 R08: 00000000000000[ 69.297591] __refcount_sub_and_test.constprop.0+0x3c/0x50 00 R09: 0000000000000000 # [ 59.862357] R10: 00000000ffffe000[ 69.309924] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 R11: 3fffffffffffffff R12: 000000000068cf90 # [ 59.870324] R[ 69.322459] direct_entry.cold+0x2c/0x38 13: ffffb2fd02817f10 R14: ffffb2fd02817f10 R15: ffff9b9bc4a26000[ 69.333054] full_proxy_write+0x53/0x80 # [ 59.878292] FS: 00007f67e94a6580(0000) GS:ffff9b9c3ad800[ 69.343550] vfs_write+0xe7/0x3a0 00(0000) knlGS:0000000000000000 # [ 59.887327] CS: 0010 DS: [ 69.353468] ksys_write+0x68/0xf0 0000 ES: 0000 CR0: 0000000080050033 # [ 59.893739] CR2: fffff[ 69.363382] do_syscall_64+0x30/0x40 fff8d96b4f0 CR3: 0000000104d42003 CR4: 00000000003706e0 # [ 5[ 69.373584] entry_SYSCALL_64_after_hwframe+0x61/0xc6 9.901707] Call Trace: # [ 59.904432] direct_entry.cold+0x2c/[ 69.385439] RIP: 0033:0x7f5e49e90f33 0x38 # [ 59.908809] full_proxy_write+0x53/0x80 # [ 59.913[ 69.395642] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 089] vfs_write+0xe7/0x3a0 # [ 59.916786] ksys_write+0x68/0x[ 69.422836] RSP: 002b:00007ffc8e65a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.437507] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5e49e90f33 f0 # [ 59.920485] do_syscall_64+0x30/0x40 # [ 59.924474] [ 69.445481] RDX: 0000000000000020 RSI: 00007f5e49d81000 RDI: 0000000000000001 [ 69.459658] RBP: 00007f5e49d81000 R08: 00007f5e49d80010 R09: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.930112] RIP:[ 69.467633] R10: 00007f5e49f8b1c0 R11: 0000000000000246 R12: 0000000000000001 [ 69.481814] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 0033:0x7f67e93cef33 # [ 59.934098] Code: 8b 15 61 ef 0c 00 f[ 69.489792] irq event stamp: 0 [ 69.499405] hardirqs last enabled at (0): [<0000000000000000>] 0x0 7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18[ 69.506410] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.521755] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 7[ 69.530896] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.544104] ---[ end trace 50de4f214e497b9c ]--- 7 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.955075][ 69.549260] lkdtm: Saturation detected: still saturated RSP: 002b:00007ffedd755b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.963528] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f67e93cef33 # [ 59.971495] RDX: 000000000000000b RSI: 00007f67e92bf000 RDI: 0000000000000001 # [ 59.979461] RBP: 00007f67e92bf000 R08: 00007f67e92be010 R09: 0000000000000000 # [ 59.987428] R10: 00007f67e94c91c0 R11: 0000000000000246 R12: 0000000000000001 # [ 59.995396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.003367] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 60.029822] CR2: ffffffff8d96b4f0 # [ 60.033520] ---[ end trace 50de4f214e497b8c ]--- # [ 60.038663] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.043038] Code: 89 ff e8 de bc a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 03 74 02 # [ 60.064015] RSP: 0018:ffffb2fd0140fe60 EFLAGS: 00010286 # [ 60.069847] RAX: ffffffff8d2de190 RBX: 0000000000000001 RCX: 0000000000000000 # [ 6[ 69.683017] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 69.693290] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 69.700791] ------------[ cut here ]------------ 0.077812] RDX: 0000000000000000 RSI: ffff9b9c3ad9bf70 RDI: fffff[ 69.705958] refcount_t: underflow; use-after-free. fff8ded9a70 # [ 60.085780] RBP: ffffffff8e323878 R08: 0000000[ 69.717529] WARNING: CPU: 2 PID: 2589 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 000000001 R09: 0000000000000001 # [ 60.093746] R10: 00000000f[ 69.733171] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 69.765826] CPU: 2 PID: 2589 Comm: cat Tainted: G D W 5.10.135-cip13 #1 fffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 60.10[ 69.774491] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 69.787503] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 69.793362] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 [ 69.814342] RSP: 0018:ffffb2fd030f7e40 EFLAGS: 00010286 [ 69.820220] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 69.828205] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 [ 69.836216] RBP: ffffffff8e2c8300 R08: 0000000000000000 R09: 0000000000000000 [ 69.844176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 1712] R13: ffffb2fd0140ff10 R14: ffffb2fd0140ff10 R15: ffff9b9bc[ 69.852167] R13: ffffb2fd030f7f10 R14: ffffb2fd030f7f10 R15: ffff9b9bc4bdc000 [ 69.866351] FS: 00007f3e97a41580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 [ 69.875390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.881809] CR2: 00007f3e9785a000 CR3: 0000000104d0c002 CR4: 00000000003706e0 [ 69.889782] Call Trace: [ 69.892514] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 69.898674] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 69.905020] direct_entry.cold+0x2c/0x38 [ 69.909425] full_proxy_write+0x53/0x80 [ 69.913739] vfs_write+0xe7/0x3a0 [ 69.917461] ksys_write+0x68/0xf0 [ 69.921188] do_syscall_64+0x30/0x40 [ 69.925218] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.930885] RIP: 0033:0x7f3e97969f33 [ 69.934876] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.955859] RSP: 002b:00007fff6375f908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.964339] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3e97969f33 [ 69.972310] RDX: 0000000000000020 RSI: 00007f3e9785a000 RDI: 0000000000000001 31b2000 # [ 60.109679] FS: 00007f67e94a6580(0000) GS:ffff9b9[ 69.980283] RBP: 00007f3e9785a000 R08: 00007f3e97859010 R09: 0000000000000000 c3ad80000(0000) knlGS:0000000000000000 # [ 60.118714] CS: 00[ 69.994470] R10: 00007f3e97a641c0 R11: 0000000000000246 R12: 0000000000000001 [ 70.008659] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.016638] irq event stamp: 0 [ 70.020076] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.027078] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 70.036240] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 70.045378] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.052378] ---[ end trace 50de4f214e497b9d ]--- [ 70.057533] lkdtm: Saturation detected: still saturated 10 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.125127] CR2: ffffffff8d96b4f0 CR3: 0000000104d42003 CR4: 00000000003706e0 # WRITE_KERN: saw 'call trace:': ok ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # [ 60.288433] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 60.295368] lkdtm: attempting good refcount_inc() without overflow # [ 60.308509] lkdtm: attempting bad refcount_inc() overflow # [ 60.320756] ------------[ cut here ]------------ # [ 60.332157] refcount_t: saturated; leaking memory. # [ 60.343726] WARNING: CPU: 0 PID: 2053 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 60.359357] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 60.392019] CPU: 0 PID: 2053 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 60.406869] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 60.419932] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 60.431998] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 # [ 60.459188] RSP: 0018:ffffb2fd0289fe48 EFLAGS: 00010286 # [ 60.471222] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 60.485410] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 # [ 60.499612] RBP: ffffffff8e2c85cd R08: 0000000000000000 R09: 0000000000000000 # [ 60.513792] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 60.527986] R13: ffffb2fd0289ff10 R14: ffffb2fd0289ff10 R15: ffff9b9bc2781000 # [ 60.542170] FS: 00007ff94832b580(0000) GS:ffff[ 70.248759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO 9b9c3ac00000(0000) knlGS:0000000000000000 # [ 60.557430] CS: [ 70.256589] lkdtm: attempting good copy_to_user of correct size 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.570059] [ 70.269425] lkdtm: attempting bad copy_to_user of too large size CR2: 00007ff948144000 CR3: 0000000103014006 CR4: 00000000003706f0 # [ 60.584265] Call Trace: # [ 60.593259] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 60.604771] direct_entry.cold+0x2c/0x38 # [ 60.615407] full_proxy_write+0x53/0x80 # [ 60.625900] vfs_write+0xe7/0x3a0 # [ 60.635808] ksys_write+0x68/0xf0 # [ 60.645691] do_syscall_64+0x30/0x40 # [ 60.655917] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.667753] RIP: 0033:0x7ff948253f33 # [ 60.677982] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.705185] RSP: 002b:00007ffcb512b5f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.719830] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff948253f33 # [ 60.734012] RDX: 0000000000000016 RSI: 00007ff948144000 RDI: 0000000000000001 # [ 60.748241] RBP: 00007ff948144000 R08: 00007ff948143010 R09: 0000000000000000 # [ 60.762390] R10: 00007ff94834e1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 60.776576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.790768][ 70.399005] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM irq event stamp: 0 # [ 60.800418] hardirqs last enabled at [ 70.407338] lkdtm: attempting good copy_from_user of correct size (0): [<0000000000000000>] 0x0 # [ 60.813619] hardirqs last di[ 70.420373] lkdtm: attempting bad copy_from_user of too large size sabled at (0): [] copy_process+0x640/0x1c80 # [ 60.828977] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 60.844317] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.857534] ---[ end trace 50de4f214e497b8d ]--- # [ 60.868903] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # [ 60.990803] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 60.998753] lkdtm: attempting good refcount_add() without overflow # [ 61.005710] lkdtm: attempting bad refcount_add() overflow # [ 61.011750] ------------[ cut here ]------------ # [ 61.023112] refcount_t: saturated; leaking memory. # [ 61.028490] WARNING: CPU: 3 PID: 2085 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 61.037924] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 61.070559] CPU: 3 PID: 2085 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 61.0[ 70.553251] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO 79241] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 70.564988] lkdtm: attempting good copy_to_user inside whitelist [ 61.086050] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ [ 70.577948] lkdtm: attempting bad copy_to_user outside whitelist 61.091885] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 # [ 61.112871] RSP: 0018:ffffb2fd0284fe48 EFLAGS: 00010286 # [ 61.118719] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 61.126693] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 61.134665] RBP: ffffffff8e2c85e3 R08: 0000000000000000 R09: 0000000000000000 # [ 61.142636] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 61.150608] R13: ffffb2fd0284ff10 R14: ffffb2fd0284ff10 R15: ffff9b9bc4d28000 # [ 61.158579] FS: 00007f4cc1651580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 61.173830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.186461] CR2: 00007f4cc146a000 CR3: 00000001028e2002 CR4: 00000000003706e0 # [ 61.194432] Call Trace: # [ 61.197174] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 61.208737] direct_entry.cold+0x2c/0x38 # [ 61.213161] full_proxy_write+0x53/0x80 # [ 61.217452] vfs_write+0xe7/0x3a0 # [ 61.227385] ksys_write+0x68/0xf0 # [ 61.231099] do_syscall_64+0x30/0x40 # [ 61.241293] entry_SYSCALL_64[ 70.713092] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 70.722652] lkdtm: attempting good copy_from_user inside whitelist [ 70.729567] lkdtm: attempting bad copy_from_user outside whitelist _after_hwframe+0x61/0xc6 # [ 61.246935] RIP: 0033:0x7f4cc1579f33 # [ 61.250925] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.271907] RSP: 002b:00007fffdd199ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.280365] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f4cc1579f33 # [ 61.288336] RDX: 0000000000000016 RSI: 00007f4cc146a000 RDI: 0000000000000001 # [ 61.296304] RBP: 00007f4cc146a000 R08: 00007f4cc1469010 R09: 0000000000000000 # [ 61.304275] R10: 00007f4cc16741c0 R11: 0000000000000246 R12: 0000000000000001 # [ 61.312245] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.320229] irq event stamp: 0 # [ 61.323661] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.336873] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 61.346010] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 61.355168] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.362168] ---[ end trace 50de4f214e497b8e ]--- # [ 61.373531] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok ok 43 selftest[ 70.861359] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 70.873962] lkdtm: good_stack: ffffb2fd034bfe20-ffffb2fd034bfe40 [ 70.880680] lkdtm: bad_stack : ffffb2fd034bfda8-ffffb2fd034bfdc8 [ 70.887411] lkdtm: attempting good copy_to_user of local stack [ 70.893960] lkdtm: attempting bad copy_to_user of distant stack s: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # [ 61.512842] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 61.522946] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 61.529862] ------------[ cut here ]------------ # [ 61.535051] refcount_t: saturated; leaking memory. # [ 61.540460] WARNING: CPU: 3 PID: 2117 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 61.549899] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 61.582527] CPU: 3 PID: 2117 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 61.591201] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 61.598035] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 61.603872] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 # [ 61.624856] RSP: 0018:ffffb2fd029b7e38 [ 71.014232] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 71.025796] lkdtm: good_stack: ffffb2fd03517e20-ffffb2fd03517e40 EFLAGS: 00010282 # [ 61.630694] RAX: 0000000000000000 RBX: 00[ 71.032523] lkdtm: bad_stack : ffffb2fd03517da8-ffffb2fd03517dc8 0000007fffffff RCX: 0000000000000000 # [ 61.638667] RDX: ffff[ 71.045445] lkdtm: attempting good copy_from_user of local stack [ 71.058360] lkdtm: attempting bad copy_from_user of distant stack 9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 61.646640] RBP: ffffffff8e2c8220 R08: 0000000000000000 R09: 0000000000000000 # [ 61.654642] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 61.662615] R13: ffffb2fd029b7f10 R14: ffffb2fd029b7f10 R15: ffff9b9bc4e82000 # [ 61.670586] FS: 00007f1b9fbe3580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 61.679626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.686042] CR2: 00007f1b9f9fc000 CR3: 000000010270e001 CR4: 00000000003706e0 # [ 61.694015] Call Trace: # [ 61.696747] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 61.702909] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 61.709175] direct_entry.cold+0x2c/0x38 # [ 61.713565] full_proxy_write+0x53/0x80 # [ 61.724053] vfs_write+0xe7/0x3a0 # [ 61.727782] ksys_write+0x68/0xf0 # [ 61.737687] do_syscall_64+0x30/0x40 # [ 61.741703] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.747374] RIP: 0033:0x7f1b9fb0bf33 # [ 61.751365] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0[ 71.183110] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.772349] RSP: 002[ 71.190005] lkdtm: good_stack: ffffb2fd0359fe20-ffffb2fd0359fe40 b:00007ffc0835c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.202923] lkdtm: bad_stack : ffffb2fd0359fff8-ffffb2fd035a0018 # [ 61.780838] RAX: ffffffffffffffda RBX: 000000000000001f RCX[ 71.215880] lkdtm: attempting good copy_to_user of local stack : 00007f1b9fb0bf33 # [ 61.788811] RDX: 000000000000001f RSI: [ 71.228599] lkdtm: attempting bad copy_to_user of distant stack 00007f1b9f9fc000 RDI: 0000000000000001 # [ 61.796784] RBP: 00[ 71.241407] lkdtm: copy_to_user failed, but lacked Oops 007f1b9f9fc000 R08: 00007f1b9f9fb010 R09: 0000000000000000 # [ 61.810973] R10: 00007f1b9fc061c0 R11: 0000000000000246 R12: 0000000000000001 # [ 61.825182] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.833167] irq event stamp: 0 # [ 61.842779] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.849812] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 61.858973] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 61.868125] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.881329] ---[ end trace 50de4f214e497b8f ]--- # [ 61.886484] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # [ 62.035434] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 62.048537] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 62.061670] ------------[ cut here ]------------ # [ 62.073041] refcount_t: saturated; leaking memory. # [ 71.364892] lkdtm: Performing direct entry USERCOPY_KERNEL [ 71.371488] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8ded9f10 [ 62.084652] WARNING: CPU: 0 PID: 2149 at lib/refcount.c:19 re[ 71.380158] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8cce2dc0 fcount_warn_saturate+0x97/0x110 # [ 62.100262] Modules linked[ 71.394726] lkdtm: FAIL: survived bad copy_to_user() in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 62.132911] CPU: 0 PID: 2149 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 62.147838] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 62.160863] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 62.172903] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 # [ 62.200073] RSP: 0018:ffffb2fd02a3fe38 EFLAGS: 00010282 # [ 62.212110] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 62.226323] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 # [ 62.240512] RBP: ffffffff8e2c8240 R08: 0000000000000000 R09: 0000000000000000 # [ 62.254719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 62.268889] R13: ffffb2fd02a3ff10 R14: ffffb2fd02a3ff10 R15: ffff9b9bc4d1d000 # [ 62.283094] FS: 00007fd9cf413580(0000) GS:[ 71.522282] lkdtm: Performing direct entry STACKLEAK_ERASING ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 62.298340] [ 71.530941] lkdtm: checking unused part of the thread stack (15928 bytes)... CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.3109[ 71.545050] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 71.559015] lkdtm: FAIL: the thread stack is NOT properly erased 90] CR2: 00007fd9cf22c000 CR3: 0000000104f62005 CR4: 00000000003[ 71.565728] CPU: 1 PID: 2954 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 71.580583] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 71.587383] Call Trace: 706f0 # [ 62.325171] Call Trace: # [ 62.334133] __refcoun[ 71.590114] dump_stack+0x77/0x9b [ 71.600024] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 71.605179] direct_entry.cold+0x2c/0x38 [ 71.609549] full_proxy_write+0x53/0x80 t_add_not_zero.constprop.0+0x2a/0x35 # [ 62.346431] lkdtm_RE[ 71.613831] vfs_write+0xe7/0x3a0 [ 71.623737] ksys_write+0x68/0xf0 [ 71.627436] do_syscall_64+0x30/0x40 FCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 62.358874] direct[ 71.631425] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.643275] RIP: 0033:0x7f13f782ff33 [ 71.647253] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 71.668233] RSP: 002b:00007fff6ae21658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.676686] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f13f782ff33 [ 71.684655] RDX: 0000000000000012 RSI: 00007f13f7720000 RDI: 0000000000000001 [ 71.692624] RBP: 00007f13f7720000 R08: 00007f13f771f010 R09: 0000000000000000 [ 71.700593] R10: 00007f13f792a1c0 R11: 0000000000000246 R12: 0000000000000001 [ 71.708560] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 _entry.cold+0x2c/0x38 # [ 62.369465] full_proxy_write+0x53/0x80 # [ 62.379957] vfs_write+0xe7/0x3a0 # [ 62.389861] ksys_write+0x68/0xf0 # [ 62.399799] do_syscall_64+0x30/0x40 # [ 62.410017] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.421871] RIP: 0033:0x7fd9cf33bf33 # [ 62.432082] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 62.459302] RSP: 002b:00007ffc24ffed38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62.473976] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd9cf33bf33 # [ 62.488169] RDX: 000000000000001f RSI: 00007fd9cf22c000 RDI: 0000000000000001 # [ 62.502380] RBP: 00007fd9cf22c000 R08: 00007fd9cf22b010 R09: 0000000000000000 # [ 62.516554] R10: 00007fd9cf4361c0 R11: 0000000000000246 R12: 0000000000000001 # [ 62.530784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.544967] irq event stamp: 0 # [ 62.554573] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.567805] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 62.583169] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 62.598503] so[ 71.847223] lkdtm: Calling matched prototype ... ftirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.[ 71.858627] lkdtm: Calling mismatched prototype ... 611753] ---[ end trace 50de4f214e497b90 ]--- # [ 62.623105] l[ 71.870282] lkdtm: Fail: survived mismatched prototype function call! kdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # [ 62.763289] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 62.771220] lkdtm: attempting good refcount_dec() # [ 62.776484] lkdtm: attempting bad refcount_dec() to zero # [ 62.782428] ------------[ cut here ]------------ # [ 62.787589] refcount_t: decrement hit 0; leaking memory. # [ 62.793550] WARNING: CPU: 2 PID: 2181 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 62.802987] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 62.835617] CPU: 2 PID: 2181 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 62.844297] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 62.851107] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 62.856974] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 62.877956] RSP: 0018:ffffb2fd02aafe48 EFLAGS: 00010286 # [ 62.883791] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 62.891766] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 62.899767] RBP: ffffffff8e2c85f9 R08: 0000000000000000 R09: 0000000000000000 # [ 62.907739] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 62.915711] R13: ffffb2fd02aaff10 R14: ffffb2fd02aaff10 R15: ffff9b9bc3e61000 # [ 62.923682] FS: 00007f3ff04e7580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 62.932721] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.939156] CR2: 00007f3ff0300000 CR3: 0000000102708001 CR4: 00000000003706e0 # [ 62.947139] Call Trace: # [ 62.956077] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 62.961063] direct_entry.cold+0x2c/0x38 # [ 62.965475] full_proxy_write+0x53/0x80 # [ 62.969790] vfs_write+0xe7/0x3a0 # [ 62.973521] ksys_write+0x68/0xf0 # [ 62.977224] do_syscall_64+0x30/0x40 # [ 62.981248] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.986921] RIP: 0033:0x7f3ff040ff33 # [ 62.990942] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 63.011923] RSP: 002b:00007ffd67d59918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.020381] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3ff040ff33 # [ 63.028355] RDX: 0000000000000012 RSI: 00007f3ff0300000 RDI: 0000000000000001 # [ 63.036327] RBP: 00007f3ff0300000 R08: 00007f3ff02ff010 R09: 0000000000000000 # [ 63.044298] R10: 00007f3ff050a1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 63.058486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.072676] irq event stamp: 0 # [ 63.076109] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.089321] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 63.098482] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 63.107617] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.114622] ---[ end trace 50de4f214e497b91 ]--- # [ 63.119805] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # [ 63.238091] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 63.249310] lkdtm: attempting bad refcount_dec() below zero # [ 63.255546] ------------[ cut here ]------------ # [ 63.260709] refcount_t: decrement hit 0; leaking memory. # [ 63.266672] WARNING: CPU: 2 PID: 2216 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 63.276107] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 63.308738] CPU: 2 PID: 2216 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 63.317414] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 63.324234] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 63.330072] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 63.357270] RSP: 0018:ffffb2fd02b37e48 EFLAGS: 00010286 # [ 63.363128] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 63.371133] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 63.379103] RBP: ffffffff8e2c860b R08: 0000000000000000 R09: 0000000000000000 # [ 63.387094] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 63.395076] R13: ffffb2fd02b37f10 R14: ffffb2fd02b37f10 R15: ffff9b9bc3daf000 # [ 63.409254] FS: 00007f88176b3580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 63.418290] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.424707] CR2: 00007f88174cc000 CR3: 0000000102870005 CR4: 00000000003706e0 # [ 63.432678] Call Trace: # [ 63.435408] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 63.440785] direct_entry.cold+0x2c/0x38 # [ 63.445191] full_proxy_write+0x53/0x80 # [ 63.449502] vfs_write+0xe7/0x3a0 # [ 63.453224] ksys_write+0x68/0xf0 # [ 63.456926] do_syscall_64+0x30/0x40 # [ 63.460941] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 63.466582] RIP: 0033:0x7f88175dbf33 # [ 63.470571] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 63.491555] RSP: 002b:00007ffc81db7c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.500011] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f88175dbf33 # [ 63.507979] RDX: 0000000000000016 RSI: 00007f88174cc000 RDI: 0000000000000001 # [ 63.515940] RBP: 00007f88174cc000 R08: 00007f88174cb010 R09: 0000000000000000 # [ 63.523909] R10: 00007f88176d61c0 R11: 0000000000000246 R12: 0000000000000001 # [ 63.531879] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.539853] irq event stamp: 0 # [ 63.543289] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.550289] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 63.559424] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 63.568561] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.575560] ---[ end trace 50de4f214e497b92 ]--- # [ 63.580717] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # [ 63.696214] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 63.705314] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 63.718647] ------------[ cut here ]------------ # [ 63.730003] refcount_t: underflow; use-after-free. # [ 63.741637] WARNING: CPU: 0 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 63.757231] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 63.789902] CPU: 0 PID: 2251 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 63.804767] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 63.817820] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 63.829838] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 # [ 63.857030] RSP: 0018:ffffb2fd02ba7e40 EFLAGS: 00010286 # [ 63.869109] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 63.883275] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 # [ 63.897465] RBP: ffffffff8e2c8260 R08: 0000000000000000 R09: 0000000000000000 # [ 63.911678] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 63.925842] R13: ffffb2fd02ba7f10 R14: ffffb2fd02ba7f10 R15: ffff9b9bc4053000 # [ 63.940056] FS: 00007f2deb410580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 63.955301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.967968] CR2: 00007f2deb229000 CR3: 0000000104d44004 CR4: 00000000003706f0 # [ 63.982137] Call Trace: # [ 63.991089] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 64.003408] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ 64.015911] direct_entry.cold+0x2c/0x38 # [ 64.026480] full_proxy_write+0x53/0x80 # [ 64.036980] vfs_write+0xe7/0x3a0 # [ 64.046932] ksys_write+0x68/0xf0 # [ 64.056789] do_syscall_64+0x30/0x40 # [ 64.067011] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.078849] RIP: 0033:0x7f2deb338f33 # [ 64.089136] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.116260] RSP: 002b:00007ffd0bd8df38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.130929] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f2deb338f33 # [ 64.145109] RDX: 000000000000001f RSI: 00007f2deb229000 RDI: 0000000000000001 # [ 64.159293] RBP: 00007f2deb229000 R08: 00007f2deb228010 R09: 0000000000000000 # [ 64.173473] R10: 00007f2deb4331c0 R11: 0000000000000246 R12: 0000000000000001 # [ 64.187665] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.201854] irq event stamp: 0 # [ 64.211473] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.224701] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.240068] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 64.255426] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.268625] ---[ end trace 50de4f214e497b93 ]--- # [ 64.279994] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # [ 64.409436] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 64.423214] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 64.436554] ------------[ cut here ]------------ # [ 64.441748] refcount_t: underflow; use-after-free. # [ 64.453305] WARNING: CPU: 2 PID: 2286 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 64.468935] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 64.501573] CPU: 2 PID: 2286 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 64.510276] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 64.517099] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 64.529154] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 # [ 64.550146] RSP: 0018:ffffb2fd02c67e40 EFLAGS: 00010286 # [ 64.562204] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 64.570216] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 64.578187] RBP: ffffffff8e2c8280 R08: 0000000000000000 R09: 0000000000000000 # [ 64.586178] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 64.594168] R13: ffffb2fd02c67f10 R14: ffffb2fd02c67f10 R15: ffff9b9bc4d3f000 # [ 64.602139] FS: 00007f4889c2f580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 64.617386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.623804] CR2: 00007f4889a48000 CR3: 0000000104fce005 CR4: 00000000003706e0 # [ 64.631775] Call Trace: # [ 64.634506] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 64.640666] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 64.646891] direct_entry.cold+0x2c/0x38 # [ 64.651296] full_proxy_write+0x53/0x80 # [ 64.655603] vfs_write+0xe7/0x3a0 # [ 64.659327] ksys_write+0x68/0xf0 # [ 64.663030] do_syscall_64+0x30/0x40 # [ 64.667044] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.672686] RIP: 0033:0x7f4889b57f33 # [ 64.676677] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.697658] RSP: 002b:00007fff0f655fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.706116] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4889b57f33 # [ 64.714083] RDX: 000000000000001f RSI: 00007f4889a48000 RDI: 0000000000000001 # [ 64.722053] RBP: 00007f4889a48000 R08: 00007f4889a47010 R09: 0000000000000000 # [ 64.730023] R10: 00007f4889c521c0 R11: 0000000000000246 R12: 0000000000000001 # [ 64.737998] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.752193] irq event stamp: 0 # [ 64.761809] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.768810] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.777950] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 64.787089] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.794091] ---[ end trace 50de4f214e497b94 ]--- # [ 64.799249] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh # [ 64.937167] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 64.947425] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 64.954536] lkdtm: Good: zero detected # [ 64.958726] lkdtm: Correctly stayed at zero # [ 64.963397] lkdtm: attempting bad refcount_inc() from zero # [ 64.969522] ------------[ cut here ]------------ # [ 64.974677] refcount_t: addition on 0; use-after-free. # [ 64.980442] WARNING: CPU: 2 PID: 2318 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 64.989879] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 65.022514] CPU: 2 PID: 2318 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 65.031192] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 65.044217] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 65.050083] Code: 01 01 e8 67 62 98 00 0f 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 8e c6 05 9a 53 74 01 01 e8 44 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 # [ 65.071065] RSP: 0018:ffffb2fd02cefe48 EFLAGS: 00010286 # [ 65.076948] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 65.084933] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 65.099109] RBP: ffffffff8e2c8621 R08: 0000000000000000 R09: 0000000000000000 # [ 65.107080] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 65.115050] R13: ffffb2fd02ceff10 R14: ffffb2fd02ceff10 R15: ffff9b9bc3bf1000 # [ 65.123020] FS: 00007f255c241580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 65.132058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.138475] CR2: 00007f255c05a000 CR3: 0000000102786005 CR4: 00000000003706e0 # [ 65.146443] Call Trace: # [ 65.149175] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 65.160355] direct_entry.cold+0x2c/0x38 # [ 65.164763] full_proxy_write+0x53/0x80 # [ 65.175255] vfs_write+0xe7/0x3a0 # [ 65.178988] ksys_write+0x68/0xf0 # [ 65.182721] do_syscall_64+0x30/0x40 # [ 65.186744] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65.192412] RIP: 0033:0x7f255c169f33 # [ 65.196403] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 65.217385] RSP: 002b:00007ffd3b6e30a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.225869] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f255c169f33 # [ 65.233841] RDX: 0000000000000012 RSI: 00007f255c05a000 RDI: 0000000000000001 # [ 65.241811] RBP: 00007f255c05a000 R08: 00007f255c059010 R09: 0000000000000000 # [ 65.249785] R10: 00007f255c2641c0 R11: 0000000000000246 R12: 0000000000000001 # [ 65.257757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.265750] irq event stamp: 0 # [ 65.269165] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.282374] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 65.291511] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 65.300646] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.307648] ---[ end trace 50de4f214e497b95 ]--- # [ 65.319020] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # [ 65.481560] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 65.491618] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 65.504945] lkdtm: Good: zero detected # [ 65.515335] lkdtm: Correctly stayed at zero # [ 65.526220] lkdtm: attempting bad refcount_add() from zero # [ 65.532348] ------------[ cut here ]------------ # [ 65.543711] refcount_t: addition on 0; use-after-free. # [ 65.555705] WARNING: CPU: 1 PID: 2350 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 65.571327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 65.603938] CPU: 1 PID: 2350 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 65.618803] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 65.631826] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 65.643874] Code: 01 01 e8 67 62 98 00 0f 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 8e c6 05 9a 53 74 01 01 e8 44 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 # [ 65.671069] RSP: 0018:ffffb2fd02d37e48 EFLAGS: 00010286 # [ 65.683117] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 65.697303] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 65.711487] RBP: ffffffff8e2c8633 R08: 0000000000000000 R09: 0000000000000000 # [ 65.719459] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 65.733638] R13: ffffb2fd02d37f10 R14: ffffb2fd02d37f10 R15: ffff9b9bc3bbe000 # [ 65.747823] FS: 00007f7bea601580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 65.763078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.775712] CR2: 00007f7bea41a000 CR3: 0000000104f62006 CR4: 00000000003706e0 # [ 65.783684] Call Trace: # [ 65.792625] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 65.803799] direct_entry.cold+0x2c/0x38 # [ 65.814392] full_proxy_write+0x53/0x80 # [ 65.824886] vfs_write+0xe7/0x3a0 # [ 65.834800] ksys_write+0x68/0xf0 # [ 65.844713] do_syscall_64+0x30/0x40 # [ 65.854914] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65.866769] RIP: 0033:0x7f7bea529f33 # [ 65.876975] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 65.904176] RSP: 002b:00007ffc2dd7a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.918845] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7bea529f33 # [ 65.933032] RDX: 0000000000000012 RSI: 00007f7bea41a000 RDI: 0000000000000001 # [ 65.941005] RBP: 00007f7bea41a000 R08: 00007f7bea419010 R09: 0000000000000000 # [ 65.955185] R10: 00007f7bea6241c0 R11: 0000000000000246 R12: 0000000000000001 # [ 65.969374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.983570] irq event stamp: 0 # [ 65.993191] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.006408] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.021761] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 66.037115] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.050333] ---[ end trace 50de4f214e497b96 ]--- # [ 66.061706] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: saw 'call trace:': ok ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # [ 66.215392] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 66.222537] lkdtm: attempting bad refcount_inc() from saturated # [ 66.229161] ------------[ cut here ]------------ # [ 66.234327] refcount_t: saturated; leaking memory. # [ 66.239712] WARNING: CPU: 3 PID: 2385 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 66.249151] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 66.281777] CPU: 3 PID: 2385 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 66.290462] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 66.297270] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 66.303108] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 # [ 66.324121] RSP: 0018:ffffb2fd02de7e48 EFLAGS: 00010286 # [ 66.329960] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 66.337932] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 66.345905] RBP: ffffffff8e2c8645 R08: 0000000000000000 R09: 0000000000000000 # [ 66.353896] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 66.361870] R13: ffffb2fd02de7f10 R14: ffffb2fd02de7f10 R15: ffff9b9bc3de8000 # [ 66.369841] FS: 00007f8d25852580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 66.378883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.385299] CR2: 00007f8d2566b000 CR3: 0000000103e22002 CR4: 00000000003706e0 # [ 66.393271] Call Trace: # [ 66.396004] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 66.401486] direct_entry.cold+0x2c/0x38 # [ 66.405900] full_proxy_write+0x53/0x80 # [ 66.410224] vfs_write+0xe7/0x3a0 # [ 66.413956] ksys_write+0x68/0xf0 # [ 66.417659] do_syscall_64+0x30/0x40 # [ 66.421682] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66.427328] RIP: 0033:0x7f8d2577af33 # [ 66.431350] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 66.452333] RSP: 002b:00007ffc16883348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.460821] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8d2577af33 # [ 66.468796] RDX: 0000000000000017 RSI: 00007f8d2566b000 RDI: 0000000000000001 # [ 66.476799] RBP: 00007f8d2566b000 R08: 00007f8d2566a010 R09: 0000000000000000 # [ 66.484771] R10: 00007f8d258751c0 R11: 0000000000000246 R12: 0000000000000001 # [ 66.492742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.500721] irq event stamp: 0 # [ 66.510340] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.523553] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.538908] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 66.548043] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.555044] ---[ end trace 50de4f214e497b97 ]--- # [ 66.560218] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # [ 66.697270] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 66.709795] lkdtm: attempting bad refcount_dec() from saturated # [ 66.722623] ------------[ cut here ]------------ # [ 66.733990] refcount_t: decrement hit 0; leaking memory. # [ 66.746169] WARNING: CPU: 1 PID: 2420 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 66.761808] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 66.794437] CPU: 1 PID: 2420 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 66.809302] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 66.822323] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 66.834374] Code: a0 40 26 8e c6 05 2a 53 74 01 01 e8 d7 61 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 70 40 26 8e c6 05 11 53 74 01 01 e8 bd 61 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 66.861575] RSP: 0018:ffffb2fd02e77e48 EFLAGS: 00010286 # [ 66.873621] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 66.887803] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 66.895775] RBP: ffffffff8e2c865c R08: 0000000000000000 R09: 0000000000000000 # [ 66.909955] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 66.924136] R13: ffffb2fd02e77f10 R14: ffffb2fd02e77f10 R15: ffff9b9bc3ccc000 # [ 66.938336] FS: 00007fe687750580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 66.947376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.953795] CR2: 00007fe687569000 CR3: 000000010557e006 CR4: 00000000003706e0 # [ 66.967972] Call Trace: # [ 66.970707] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 66.982360] direct_entry.cold+0x2c/0x38 # [ 66.992953] full_proxy_write+0x53/0x80 # [ 67.003449] vfs_write+0xe7/0x3a0 # [ 67.007176] ksys_write+0x68/0xf0 # [ 67.016307] do_syscall_64+0x30/0x40 # [ 67.020491] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 67.026171] RIP: 0033:0x7fe687678f33 # [ 67.036368] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 67.057351] RSP: 002b:00007ffc7df06518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.072017] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe687678f33 # [ 67.079987] RDX: 0000000000000017 RSI: 00007fe687569000 RDI: 0000000000000001 # [ 67.094169] RBP: 00007fe687569000 R08: 00007fe687568010 R09: 0000000000000000 # [ 67.102141] R10: 00007fe6877731c0 R11: 0000000000000246 R12: 0000000000000001 # [ 67.110111] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.118091] irq event stamp: 0 # [ 67.121508] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.128511] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.137652] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 67.146792] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.153795] ---[ end trace 50de4f214e497b98 ]--- # [ 67.165168] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # [ 67.298576] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 67.308359] lkdtm: attempting bad refcount_dec() from saturated # [ 67.315002] ------------[ cut here ]------------ # [ 67.320174] refcount_t: saturated; leaking memory. # [ 67.331765] WARNING: CPU: 3 PID: 2455 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 67.341199] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 67.373827] CPU: 3 PID: 2455 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 67.382501] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 67.389309] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 67.395161] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d ce 53 74 01 00 75 ee 48 c7 c7 f0 3f 26 8e c6 05 be 53 74 01 01 e8 67 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d aa 53 74 01 00 75 cb 48 c7 c7 18 40 26 # [ 67.416154] RSP: 0018:ffffb2fd02ef7e48 EFLAGS: 00010286 # [ 67.428213] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 67.436193] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 67.450378] RBP: ffffffff8e2c8673 R08: 0000000000000000 R09: 0000000000000000 # [ 67.464580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 67.472544] R13: ffffb2fd02ef7f10 R14: ffffb2fd02ef7f10 R15: ffff9b9bc2945000 # [ 67.480515] FS: 00007f5ccab30580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 67.489555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.495979] CR2: 00007f5cca949000 CR3: 00000001030b4003 CR4: 00000000003706e0 # [ 67.504003] Call Trace: # [ 67.506745] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 67.518397] direct_entry.cold+0x2c/0x38 # [ 67.522803] full_proxy_write+0x53/0x80 # [ 67.527115] vfs_write+0xe7/0x3a0 # [ 67.530846] ksys_write+0x68/0xf0 # [ 67.534574] do_syscall_64+0x30/0x40 # [ 67.538595] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 67.544235] RIP: 0033:0x7f5ccaa58f33 # [ 67.548226] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 67.569217] RSP: 002b:00007ffe595ec648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.577673] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f5ccaa58f33 # [ 67.585644] RDX: 0000000000000017 RSI: 00007f5cca949000 RDI: 0000000000000001 # [ 67.593613] RBP: 00007f5cca949000 R08: 00007f5cca948010 R09: 0000000000000000 # [ 67.601587] R10: 00007f5ccab531c0 R11: 0000000000000246 R12: 0000000000000001 # [ 67.609557] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.617550] irq event stamp: 0 # [ 67.620967] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.634180] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.643344] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 67.652482] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.659486] ---[ end trace 50de4f214e497b99 ]--- # [ 67.670856] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # [ 67.796564] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 67.808800] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 67.822521] ------------[ cut here ]------------ # [ 67.833891] refcount_t: saturated; leaking memory. # [ 67.845475] WARNING: CPU: 0 PID: 2487 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 67.861160] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 67.893795] CPU: 0 PID: 2487 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 67.908718] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 67.921736] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 67.933771] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 # [ 67.960965] RSP: 0018:ffffb2fd02f4fe38 EFLAGS: 00010282 # [ 67.973039] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 67.987292] RDX: ffff9b9c3ac2c660 RSI: ffff9b9c3ac1bf70 RDI: ffff9b9c3ac1bf70 # [ 68.001439] RBP: ffffffff8e2c82a0 R08: 0000000000000000 R09: 0000000000000000 # [ 68.015615] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 68.029782] R13: ffffb2fd02f4ff10 R14: ffffb2fd02f4ff10 R15: ffff9b9bc3877000 # [ 68.043968] FS: 00007fc84f083580(0000) GS:ffff9b9c3ac00000(0000) knlGS:0000000000000000 # [ 68.059239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 68.071868] CR2: 00007fc84ee9c000 CR3: 0000000105444001 CR4: 00000000003706f0 # [ 68.086056] Call Trace: # [ 68.095027] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 68.107361] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 68.119895] direct_entry.cold+0x2c/0x38 # [ 68.130503] full_proxy_write+0x53/0x80 # [ 68.141018] vfs_write+0xe7/0x3a0 # [ 68.150927] ksys_write+0x68/0xf0 # [ 68.160845] do_syscall_64+0x30/0x40 # [ 68.171070] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.182925] RIP: 0033:0x7fc84efabf33 # [ 68.193137] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.220355] RSP: 002b:00007ffed6533098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.235045] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc84efabf33 # [ 68.249253] RDX: 0000000000000020 RSI: 00007fc84ee9c000 RDI: 0000000000000001 # [ 68.263426] RBP: 00007fc84ee9c000 R08: 00007fc84ee9b010 R09: 0000000000000000 # [ 68.277610] R10: 00007fc84f0a61c0 R11: 0000000000000246 R12: 0000000000000001 # [ 68.291837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.306047] irq event stamp: 0 # [ 68.315667] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.328871] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.344242] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.359626] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.372878] ---[ end trace 50de4f214e497b9a ]--- # [ 68.384224] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # [ 68.557348] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 68.565532] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 68.573041] ------------[ cut here ]------------ # [ 68.578228] refcount_t: saturated; leaking memory. # [ 68.583617] WARNING: CPU: 3 PID: 2519 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 68.593066] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 68.619521] CPU: 3 PID: 2519 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 68.628218] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 68.635028] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 68.640863] Code: 01 01 e8 44 62 98 00 0f 0b c3 cc cc cc cc 80 3d 89 53 74 01 00 75 a8 48 c7 c7 f0 3f 26 8e c6 05 79 53 74 01 01 e8 21 62 98 00 <0f> 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 # [ 68.661877] RSP: 0018:ffffb2fd03007e38 EFLAGS: 00010282 # [ 68.667714] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 68.675686] RDX: ffff9b9c3adac660 RSI: ffff9b9c3ad9bf70 RDI: ffff9b9c3ad9bf70 # [ 68.683660] RBP: ffffffff8e2c82c0 R08: 0000000000000000 R09: 0000000000000000 # [ 68.691652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 68.699625] R13: ffffb2fd03007f10 R14: ffffb2fd03007f10 R15: ffff9b9bc3016000 # [ 68.713816] FS: 00007f8d7a06e580(0000) GS:ffff9b9c3ad80000(0000) knlGS:0000000000000000 # [ 68.729069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 68.735486] CR2: 00007f8d79e87000 CR3: 0000000104034001 CR4: 00000000003706e0 # [ 68.743456] Call Trace: # [ 68.746189] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 68.752341] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 # [ 68.758688] direct_entry.cold+0x2c/0x38 # [ 68.763068] full_proxy_write+0x53/0x80 # [ 68.767376] vfs_write+0xe7/0x3a0 # [ 68.771075] ksys_write+0x68/0xf0 # [ 68.774779] do_syscall_64+0x30/0x40 # [ 68.778796] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.784439] RIP: 0033:0x7f8d79f96f33 # [ 68.788430] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.809412] RSP: 002b:00007ffd20b2e048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.817868] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8d79f96f33 # [ 68.825839] RDX: 0000000000000020 RSI: 00007f8d79e87000 RDI: 0000000000000001 # [ 68.833812] RBP: 00007f8d79e87000 R08: 00007f8d79e86010 R09: 0000000000000000 # [ 68.841782] R10: 00007f8d7a0911c0 R11: 0000000000000246 R12: 0000000000000001 # [ 68.849753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.857728] irq event stamp: 0 # [ 68.861159] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.874369] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.883505] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.892642] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.899641] ---[ end trace 50de4f214e497b9b ]--- # [ 68.904797] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # [ 69.030205] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 69.042649] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 69.056347] ------------[ cut here ]------------ # [ 69.067718] refcount_t: underflow; use-after-free. # [ 69.079294] WARNING: CPU: 1 PID: 2554 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 69.094927] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 69.127583] CPU: 1 PID: 2554 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 69.142425] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 69.155443] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 69.167493] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 # [ 69.194689] RSP: 0018:ffffb2fd0308fe40 EFLAGS: 00010286 # [ 69.206739] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 69.214713] RDX: ffff9b9c3acac660 RSI: ffff9b9c3ac9bf70 RDI: ffff9b9c3ac9bf70 # [ 69.228889] RBP: ffffffff8e2c82e0 R08: 0000000000000000 R09: 0000000000000000 # [ 69.236864] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 69.251040] R13: ffffb2fd0308ff10 R14: ffffb2fd0308ff10 R15: ffff9b9bc4034000 # [ 69.259014] FS: 00007f5e49f68580(0000) GS:ffff9b9c3ac80000(0000) knlGS:0000000000000000 # [ 69.274260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.280680] CR2: 00007f5e49d81000 CR3: 0000000102870001 CR4: 00000000003706e0 # [ 69.294858] Call Trace: # [ 69.297591] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 69.309924] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [ 69.322459] direct_entry.cold+0x2c/0x38 # [ 69.333054] full_proxy_write+0x53/0x80 # [ 69.343550] vfs_write+0xe7/0x3a0 # [ 69.353468] ksys_write+0x68/0xf0 # [ 69.363382] do_syscall_64+0x30/0x40 # [ 69.373584] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.385439] RIP: 0033:0x7f5e49e90f33 # [ 69.395642] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 69.422836] RSP: 002b:00007ffc8e65a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.437507] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5e49e90f33 # [ 69.445481] RDX: 0000000000000020 RSI: 00007f5e49d81000 RDI: 0000000000000001 # [ 69.459658] RBP: 00007f5e49d81000 R08: 00007f5e49d80010 R09: 0000000000000000 # [ 69.467633] R10: 00007f5e49f8b1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 69.481814] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 69.489792] irq event stamp: 0 # [ 69.499405] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 69.506410] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.521755] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 69.530896] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 69.544104] ---[ end trace 50de4f214e497b9c ]--- # [ 69.549260] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # [ 69.683017] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 69.693290] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 69.700791] ------------[ cut here ]------------ # [ 69.705958] refcount_t: underflow; use-after-free. # [ 69.717529] WARNING: CPU: 2 PID: 2589 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 69.733171] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 69.765826] CPU: 2 PID: 2589 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 69.774491] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 69.787503] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 69.793362] Code: 01 01 e8 21 62 98 00 0f 0b c3 cc cc cc cc 80 3d 63 53 74 01 00 75 85 48 c7 c7 48 40 26 8e c6 05 53 53 74 01 01 e8 fe 61 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3e 53 74 01 00 0f 85 5e ff ff ff 48 c7 # [ 69.814342] RSP: 0018:ffffb2fd030f7e40 EFLAGS: 00010286 # [ 69.820220] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 69.828205] RDX: ffff9b9c3ad2c660 RSI: ffff9b9c3ad1bf70 RDI: ffff9b9c3ad1bf70 # [ 69.836216] RBP: ffffffff8e2c8300 R08: 0000000000000000 R09: 0000000000000000 # [ 69.844176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 69.852167] R13: ffffb2fd030f7f10 R14: ffffb2fd030f7f10 R15: ffff9b9bc4bdc000 # [ 69.866351] FS: 00007f3e97a41580(0000) GS:ffff9b9c3ad00000(0000) knlGS:0000000000000000 # [ 69.875390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.881809] CR2: 00007f3e9785a000 CR3: 0000000104d0c002 CR4: 00000000003706e0 # [ 69.889782] Call Trace: # [ 69.892514] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 69.898674] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 69.905020] direct_entry.cold+0x2c/0x38 # [ 69.909425] full_proxy_write+0x53/0x80 # [ 69.913739] vfs_write+0xe7/0x3a0 # [ 69.917461] ksys_write+0x68/0xf0 # [ 69.921188] do_syscall_64+0x30/0x40 # [ 69.925218] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.930885] RIP: 0033:0x7f3e97969f33 # [ 69.934876] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 69.955859] RSP: 002b:00007fff6375f908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.964339] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3e97969f33 # [ 69.972310] RDX: 0000000000000020 RSI: 00007f3e9785a000 RDI: 0000000000000001 # [ 69.980283] RBP: 00007f3e9785a000 R08: 00007f3e97859010 R09: 0000000000000000 # [ 69.994470] R10: 00007f3e97a641c0 R11: 0000000000000246 R12: 0000000000000001 # [ 70.008659] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 70.016638] irq event stamp: 0 # [ 70.020076] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.027078] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 70.036240] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 70.045378] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.052378] ---[ end trace 50de4f214e497b9d ]--- # [ 70.057533] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # [ 70.248759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 70.256589] lkdtm: attempting good copy_to_user of correct size # [ 70.269425] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # [ 70.399005] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 70.407338] lkdtm: attempting good copy_from_user of correct size # [ 70.420373] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # [ 70.553251] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 70.564988] lkdtm: attempting good copy_to_user inside whitelist # [ 70.577948] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # [ 70.713092] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 70.722652] lkdtm: attempting good copy_from_user inside whitelist # [ 70.729567] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # [ 70.861359] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 70.873962] lkdtm: good_stack: ffffb2fd034bfe20-ffffb2fd034bfe40 # [ 70.880680] lkdtm: bad_stack : ffffb2fd034bfda8-ffffb2fd034bfdc8 # [ 70.887411] lkdtm: attempting good copy_to_user of local stack # [ 70.893960] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # [ 71.014232] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 71.025796] lkdtm: good_stack: ffffb2fd03517e20-ffffb2fd03517e40 # [ 71.032523] lkdtm: bad_stack : ffffb2fd03517da8-ffffb2fd03517dc8 # [ 71.045445] lkdtm: attempting good copy_from_user of local stack # [ 71.058360] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # [ 71.183110] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 71.190005] lkdtm: good_stack: ffffb2fd0359fe20-ffffb2fd0359fe40 # [ 71.202923] lkdtm: bad_stack : ffffb2fd0359fff8-ffffb2fd035a0018 # [ 71.215880] lkdtm: attempting good copy_to_user of local stack # [ 71.228599] lkdtm: attempting bad copy_to_user of distant stack # [ 71.241407] lkdtm: copy_to_user failed, but lacked Oops # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh # [ 71.364892] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 71.371488] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8ded9f10 # [ 71.380158] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8cce2dc0 # [ 71.394726] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh # [ 71.522282] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 71.530941] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 71.545050] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 71.559015] lkdtm: FAIL: the thread stack is NOT properly erased # [ 71.565728] CPU: 1 PID: 2954 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 71.580583] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 71.587383] Call Trace: # [ 71.590114] dump_stack+0x77/0x9b # [ 71.600024] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 71.605179] direct_entry.cold+0x2c/0x38 # [ 71.609549] full_proxy_write+0x53/0x80 # [ 71.613831] vfs_write+0xe7/0x3a0 # [ 71.623737] ksys_write+0x68/0xf0 # [ 71.627436] do_syscall_64+0x30/0x40 # [ 71.631425] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.643275] RIP: 0033:0x7f13f782ff33 # [ 71.647253] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 71.668233] RSP: 002b:00007fff6ae21658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 71.676686] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f13f782ff33 # [ 71.684655] RDX: 0000000000000012 RSI: 00007f13f7720000 RDI: 0000000000000001 # [ 71.692624] RBP: 00007f13f7720000 R08: 00007f13f771f010 R09: 0000000000000000 # [ 71.700593] R10: 00007f13f792a1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 71.708560] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh # [ 71.834828] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 71.847223] lkdtm: Calling matched prototype ... # [ 71.858627] lkdtm: Calling mismatched prototype ... # [ 71.870282] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #