[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.33 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 8713943/tftp-deploy-a6ndrlsg/kernel/zImage tftp 0x10000000 8713943/tftp-deploy-a6ndrlsg/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8713943/tftp-deploy-a6ndrlsg/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################## 11.7 MiB/s done Bytes transferred = 12354048 (bc8200 hex) => tftp 0x14000000 8713943/tftp-deploy-a6ndrlsg/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 8713943/tftp-deploy-a6ndrlsg/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8713943/tftp-deploy-a6ndrlsg/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############ 5.5 MiB/s done Bytes transferred = 15434251 (eb820b hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 8713943/tftp-deploy-a6ndrlsg/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 8713943/tftp-deploy-a6ndrlsg/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8713943/tftp-deploy-a6ndrlsg/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713943/extract-nfsrootfs-zrk4i5zt,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713943/extract-nfsrootfs-zrk4i5zt,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc8200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15434187 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.162-cip24 (KernelCI@build-j848039-arm-gcc-10-multi-v7-defconfig-kselftest-5669d) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Jan 14 02:02:47 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713943/extract-nfsrootfs-zrk4i5zt,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921448K/1048576K available (17408K kernel code, 2651K rwdata, 8100K rodata, 2048K init, 6692K bss, 61592K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55488 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004513] Console: colour dummy device 80x30 [ 0.004579] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004608] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004636] ... MAX_LOCK_DEPTH: 48 [ 0.004662] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004687] ... CLASSHASH_SIZE: 4096 [ 0.004712] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004737] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004763] ... CHAINHASH_SIZE: 32768 [ 0.004789] memory used by lock dependency info: 4061 kB [ 0.004814] memory used for stack traces: 2112 kB [ 0.004839] per task-struct memory footprint: 1536 bytes [ 0.004940] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004994] pid_max: default: 32768 minimum: 301 [ 0.005375] LSM: Security Framework initializing [ 0.005487] LSM support for eBPF active [ 0.005633] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005683] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008309] CPU: Testing write buffer coherency: ok [ 0.008440] CPU0: Spectre v2: using BPIALL workaround [ 0.009562] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013510] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015939] rcu: Hierarchical SRCU implementation. [ 0.025547] EFI services will not be available. [ 0.026879] smp: Bringing up secondary CPUs ... [ 0.030230] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030247] CPU1: Spectre v2: using BPIALL workaround [ 0.034305] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034321] CPU2: Spectre v2: using BPIALL workaround [ 0.038014] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038028] CPU3: Spectre v2: using BPIALL workaround [ 0.039133] smp: Brought up 1 node, 4 CPUs [ 0.039180] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039216] CPU: All CPU(s) started in SVC mode. [ 0.041915] devtmpfs: initialized [ 0.099743] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102471] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102547] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107358] pinctrl core: initialized pinctrl subsystem [ 0.114529] DMI not present or invalid. [ 0.116917] NET: Registered protocol family 16 [ 0.128662] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138343] thermal_sys: Registered thermal governor 'step_wise' [ 0.138953] cpuidle: using governor menu [ 0.139488] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.884228] vdd1p1: supplied by regulator-dummy [ 0.915981] vdd3p0: supplied by regulator-dummy [ 0.947338] vdd2p5: supplied by regulator-dummy [ 0.978677] vddarm: supplied by regulator-dummy [ 1.010993] vddpu: supplied by regulator-dummy [ 1.041308] vddsoc: supplied by regulator-dummy [ 2.370576] No ATAGs? [ 2.371324] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.371408] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.391678] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.421881] Serial: AMBA PL011 UART driver [ 2.488744] Kprobes globally optimized [ 2.609867] iommu: Default domain type: Translated [ 2.612154] vgaarb: loaded [ 2.617117] SCSI subsystem initialized [ 2.619388] usbcore: registered new interface driver usbfs [ 2.619724] usbcore: registered new interface driver hub [ 2.619965] usbcore: registered new device driver usb [ 2.627781] i2c i2c-0: IMX I2C adapter registered [ 2.634953] i2c i2c-1: IMX I2C adapter registered [ 2.639576] i2c i2c-2: IMX I2C adapter registered [ 2.644281] pps_core: LinuxPPS API ver. 1 registered [ 2.644324] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.644426] PTP clock support registered [ 2.662814] clocksource: Switched to clocksource mxc_timer1 [ 4.364654] NET: Registered protocol family 2 [ 4.365487] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.368935] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.369122] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.369355] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.370797] TCP: Hash tables configured (established 8192 bind 8192) [ 4.371882] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.372235] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.372493] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.373421] NET: Registered protocol family 1 [ 4.376309] RPC: Registered named UNIX socket transport module. [ 4.376402] RPC: Registered udp transport module. [ 4.376445] RPC: Registered tcp transport module. [ 4.376484] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.376537] NET: Registered protocol family 44 [ 4.376606] PCI: CLS 0 bytes, default 64 [ 4.379133] Trying to unpack rootfs image as initramfs... [ 6.285232] Freeing initrd memory: 15076K [ 6.286651] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.287824] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.297217] Initialise system trusted keyrings [ 6.298378] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.350592] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.355413] NFS: Registering the id_resolver key type [ 6.355654] Key type id_resolver registered [ 6.355747] Key type id_legacy registered [ 6.356408] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.356516] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.356713] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.358929] Key type asymmetric registered [ 6.359063] Asymmetric key parser 'x509' registered [ 6.359524] bounce: pool size: 64 pages [ 6.359702] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.359812] io scheduler mq-deadline registered [ 6.359854] io scheduler kyber registered [ 6.360839] test_firmware: interface ready [ 6.547060] mxs-dma 110000.dma-apbh: initialized [ 6.614126] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.614399] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.876875] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.898208] SuperH (H)SCI(F) driver initialized [ 6.901294] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.906753] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.839028] printk: console [ttymxc1] enabled [ 7.850146] msm_serial: driver initialized [ 7.855463] STMicroelectronics ASC driver initialized [ 7.867387] STM32 USART driver initialized [ 7.895172] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.918052] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.926598] panel-simple panel-lcd: Specify missing connector_type [ 7.934545] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.990883] brd: module loaded [ 8.054513] loop: module loaded [ 8.061041] lkdtm: No crash points registered, enable through debugfs [ 8.084016] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.091985] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.100094] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.108388] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.116452] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.124797] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.132616] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.144084] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.151117] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.160051] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.174680] scsi host0: ahci-imx [ 8.180342] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.248336] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.262131] pps pps0: new PPS source ptp0 [ 8.309474] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.320394] e1000e: Intel(R) PRO/1000 Network Driver [ 8.325462] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.331673] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.337160] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.366126] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.373783] usbcore: registered new interface driver pegasus [ 8.379697] usbcore: registered new interface driver asix [ 8.385339] usbcore: registered new interface driver ax88179_178a [ 8.391614] usbcore: registered new interface driver cdc_ether [ 8.397772] usbcore: registered new interface driver smsc75xx [ 8.403826] usbcore: registered new interface driver smsc95xx [ 8.409754] usbcore: registered new interface driver net1080 [ 8.415650] usbcore: registered new interface driver cdc_subset [ 8.421747] usbcore: registered new interface driver zaurus [ 8.427685] usbcore: registered new interface driver cdc_ncm [ 8.446838] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.453536] ehci-pci: EHCI PCI platform driver [ 8.458195] ehci-platform: EHCI generic platform driver [ 8.464581] ehci-orion: EHCI orion driver [ 8.469576] SPEAr-ehci: EHCI SPEAr driver [ 8.474592] ehci-st: EHCI STMicroelectronics driver [ 8.480423] ehci-exynos: EHCI Exynos driver [ 8.485620] ehci-atmel: EHCI Atmel driver [ 8.490557] tegra-ehci: Tegra EHCI driver [ 8.495595] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.501879] ohci-pci: OHCI PCI platform driver [ 8.506570] ohci-platform: OHCI generic platform driver [ 8.512892] SPEAr-ohci: OHCI SPEAr driver [ 8.517863] ohci-st: OHCI STMicroelectronics driver [ 8.523737] ohci-atmel: OHCI Atmel driver [ 8.531388] usbcore: registered new interface driver usb-storage [ 8.535253] ata1: SATA link down (SStatus 0 SControl 300) [ 8.543261] ahci-imx 2200000.sata: no device found, disabling link. [ 8.549574] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.571900] i2c /dev entries driver [ 8.662397] sdhci: Secure Digital Host Controller Interface driver [ 8.668692] sdhci: Copyright(c) Pierre Ossman [ 8.683266] Synopsys Designware Multimedia Card Interface Driver [ 8.697157] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.706748] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.706756] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.717092] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.724365] ledtrig-cpu: registered to indicate activity on CPUs [ 8.734508] usbcore: registered new interface driver usbhid [ 8.740122] usbhid: USB HID core driver [ 8.761239] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.769466] netem: version 1.3 [ 8.772907] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.781139] gre: GRE over IPv4 demultiplexor driver [ 8.786158] ip_gre: GRE over IPv4 tunneling driver [ 8.797268] IPv4 over IPsec tunneling driver [ 8.807021] NET: Registered protocol family 10 [ 8.814094] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.818606] Segment Routing with IPv6 [ 8.831602] ip6_gre: GRE over IPv6 tunneling driver [ 8.839687] NET: Registered protocol family 17 [ 8.846592] Key type dns_resolver registered [ 8.867239] ThumbEE CPU extension supported. [ 8.871583] Registering SWP/SWPB emulation handler [ 8.880551] Loading compiled-in X.509 certificates [ 9.070456] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.078939] panel-simple panel-lcd: Specify missing connector_type [ 9.086653] mmc2: new high speed SDHC card at address aaaa [ 9.092436] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.095817] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 9.134226] imx_usb 2184200.usb: No over current polarity defined [ 9.150597] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 9.151281] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.158172] GPT:7812499 != 31116287 [ 9.158193] GPT:Alternate GPT header not at the end of the disk. [ 9.158207] GPT:7812499 != 31116287 [ 9.158219] GPT: Use GNU Parted to correct GPT errors. [ 9.158286] mmcblk2: p1 p2 p3 [ 9.184876] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.223382] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.244977] hub 1-0:1.0: USB hub found [ 9.251327] hub 1-0:1.0: 1 port detected [ 9.268325] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.301229] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.309624] panel-simple panel-lcd: Specify missing connector_type [ 9.322993] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.354351] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.362694] panel-simple panel-lcd: Specify missing connector_type [ 9.376065] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.395212] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.424830] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.433200] panel-simple panel-lcd: Specify missing connector_type [ 9.446605] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.468989] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.484401] IP-Config: Failed to open gretap0 [ 9.488801] IP-Config: Failed to open erspan0 [ 9.522629] Sending DHCP requests . [ 9.643151] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.862511] hub 1-1:1.0: USB hub found [ 9.867170] hub 1-1:1.0: 3 ports detected [ 9.901952] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.910558] panel-simple panel-lcd: Specify missing connector_type [ 9.926380] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.782863] . [ 12.634318] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.644660] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.742858] ., OK [ 15.785331] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.33 [ 15.793585] IP-Config: Complete: [ 15.796901] device=eth0, hwaddr=00:19:b8:08:f1:13, ipaddr=192.168.201.33, mask=255.255.255.0, gw=192.168.201.1 [ 15.807535] host=imx6q-sabrelite-lava-cbg-3, domain=lava-rack, nis-domain=(none) [ 15.815542] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.815589] nameserver0=192.168.201.1 [ 15.888805] Freeing unused kernel memory: 2048K [ 15.903488] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 19.996760] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.025711] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.034223] panel-simple panel-lcd: Specify missing connector_type [ 20.054754] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.067865] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.134356] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.145461] panel-simple panel-lcd: Specify missing connector_type [ 20.157271] CAN device driver interface [ 20.161883] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.212677] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.223323] panel-simple panel-lcd: Specify missing connector_type [ 20.237039] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.278540] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 20.296668] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 20.308339] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 20.315077] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 20.328282] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 20.329885] caam 2100000.crypto: Entropy delay = 3200 [ 20.350400] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 20.356640] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 20.378283] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 20.400348] caam 2100000.crypto: Instantiated RNG4 SH0 [ 20.436852] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.445326] panel-simple panel-lcd: Specify missing connector_type [ 20.459890] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.461104] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.470452] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.472907] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.481575] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.487766] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.496651] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.519660] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.528268] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.534991] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.537238] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.543824] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.545109] panel-simple panel-lcd: Specify missing connector_type [ 20.552819] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.570324] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.612688] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.622375] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.631531] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.640111] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.640332] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.656351] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.673846] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.682413] panel-simple panel-lcd: Specify missing connector_type [ 20.697070] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.739667] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.748268] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.757107] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.765605] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.781464] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.790090] panel-simple panel-lcd: Specify missing connector_type [ 20.810534] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.510795] caam algorithms registered in /proc/crypto [ 21.535112] caam 2100000.crypto: registering rng-caam [ 21.554455] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.563029] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.571832] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.580585] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.595485] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.603977] panel-simple panel-lcd: Specify missing connector_type [ 21.618978] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.656158] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.664691] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.673226] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers [ 21.681636] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any e[ 21.723872] random: crng init done thernet to become available Device /sys/class/net/erspan0 found done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f1:13 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.33 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 : imx6q-sabrelite-lava-cbg-3 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 24.202898] systemd[1]: System time before build time, advancing clock. [ 24.734367] systemd[1]: systemd 247.3-7+deb11u1 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) [ 24.761821] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 24.830783] systemd[1]: Set hostname to . [ 26.610773] systemd[1]: Queued start job for default target Graphical Interface. [ 26.625431] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 26.678795] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 26.728271] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 26.777688] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 26.827451] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 26.876668] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 26.924533] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 26.938517] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 26.985354] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 27.023178] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 27.063772] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 27.103874] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 27.147476] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 27.258126] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.273255] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 27.330090] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 27.370412] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 27.426514] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 27.465737] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 27.506951] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.517317] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.536605] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 27.587773] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 27.636461] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 27.698442] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 27.743894] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 27.795733] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 27.843681] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 27.880021] systemd[1]: Starting Journal Service... Starting Journal Service... [ 27.908977] fuse: init (API version 7.32) [ 27.966327] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 28.013667] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 28.063242] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 28.103371] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 28.125358] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 28.172688] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 28.267486] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.277910] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 28.318715] systemd[1]: modprobe@drm.service: Succeeded. [ 28.329411] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 28.378800] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.389240] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 28.438416] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 28.478304] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 28.535511] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 28.582045] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 28.615385] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 28.625311] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 28.644160] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 28.692296] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 28.744361] systemd[1]: Starting Create System Users... Starting Create System Users... [ 28.789721] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. Starting Flush Journal to Persistent Storage... [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... [ 29.184925] systemd-journald[283]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.162-cip24 #1 SMP Sat Jan 14 02:02:47 UTC 2023 armv7l 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/8713943/extract-nfsrootfs-zrk4i5zt' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8713943/extract-nfsrootfs-zrk4i5zt' / # 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-8713943/environment . /lava-8713943/environment / # /lava-8713943/bin/lava-test-runner /lava-8713943/0 /lava-8713943/bin/lava-test-runner /lava-8713943/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8713943/0/tests/0_timesync-off ++ cat uuid + UUID=8713943_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-8713943/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8713943_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.162-cip24/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8713943/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml 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 Reading package lists... 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. --2023-01-14 02:23:58-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.162-cip24/arm/multi_v7_defconfig+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: 1409524 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 45.91K 137KB/s kselftest.tar.xz 8%[> ] 119.92K 209KB/s kselftest.tar.xz 11%[=> ] 157.62K 194KB/s kselftest.tar.xz 17%[==> ] 240.12K 227KB/s kselftest.tar.xz 20%[===> ] 276.40K 199KB/s kselftest.tar.xz 24%[===> ] 337.69K 206KB/s kselftest.tar.xz 26%[====> ] 368.80K 197KB/s kselftest.tar.xz 29%[====> ] 409.81K 194KB/s kselftest.tar.xz 32%[=====> ] 450.33K 183KB/s kselftest.tar.xz 36%[======> ] 497.48K 181KB/s kselftest.tar.xz 39%[======> ] 538.49K 177KB/s eta 5s kselftest.tar.xz 42%[=======> ] 583.74K 176KB/s eta 5s kselftest.tar.xz 45%[========> ] 621.43K 170KB/s eta 5s kselftest.tar.xz 45%[========> ] 631.82K 162KB/s eta 5s kselftest.tar.xz 48%[========> ] 661.51K 160KB/s eta 4s kselftest.tar.xz 49%[========> ] 678.48K 155KB/s eta 4s kselftest.tar.xz 50%[=========> ] 701.10K 151KB/s eta 4s kselftest.tar.xz 52%[=========> ] 720.42K 137KB/s eta 4s kselftest.tar.xz 53%[=========> ] 737.87K 132KB/s eta 5s kselftest.tar.xz 55%[==========> ] 761.42K 121KB/s eta 5s kselftest.tar.xz 57%[==========> ] 785.95K 113KB/s eta 5s kselftest.tar.xz 58%[==========> ] 801.50K 113KB/s eta 5s kselftest.tar.xz 59%[==========> ] 822.71K 105KB/s eta 4s kselftest.tar.xz 61%[===========> ] 846.75K 99.3KB/s eta 4s kselftest.tar.xz 63%[===========> ] 875.03K 97.0KB/s eta 4s kselftest.tar.xz 64%[===========> ] 890.10K 92.9KB/s eta 4s kselftest.tar.xz 66%[============> ] 913.21K 87.5KB/s eta 4s kselftest.tar.xz 67%[============> ] 935.84K 87.9KB/s eta 4s kselftest.tar.xz 69%[============> ] 951.39K 83.5KB/s eta 4s kselftest.tar.xz 71%[=============> ] 979.67K 80.3KB/s eta 4s kselftest.tar.xz 73%[=============> ] 1007K 80.8KB/s eta 3s kselftest.tar.xz 75%[==============> ] 1.02M 81.1KB/s eta 3s kselftest.tar.xz 77%[==============> ] 1.04M 81.3KB/s eta 3s kselftest.tar.xz 78%[==============> ] 1.06M 80.8KB/s eta 3s kselftest.tar.xz 80%[===============> ] 1.09M 82.2KB/s eta 2s kselftest.tar.xz 82%[===============> ] 1.11M 83.2KB/s eta 2s kselftest.tar.xz 84%[===============> ] 1.13M 83.3KB/s eta 2s kselftest.tar.xz 86%[================> ] 1.16M 84.0KB/s eta 2s kselftest.tar.xz 88%[================> ] 1.19M 83.6KB/s eta 1s kselftest.tar.xz 90%[=================> ] 1.21M 85.0KB/s eta 1s kselftest.tar.xz 92%[=================> ] 1.24M 84.7KB/s eta 1s kselftest.tar.xz 93%[=================> ] 1.25M 84.9KB/s eta 1s kselftest.tar.xz 94%[=================> ] 1.27M 84.6KB/s eta 1s kselftest.tar.xz 96%[==================> ] 1.29M 85.9KB/s eta 1s kselftest.tar.xz 97%[==================> ] 1.32M 82.8KB/s eta 1s kselftest.tar.xz 99%[==================> ] 1.34M 82.8KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 83.8KB/s in 13s 2023-01-14 02:24:12 (106 KB/s) - 'kselftest.tar.xz' saved [1409524/1409524] 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 ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 96.728153] 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 [ 97.586044] lkdtm: Performing direct entry BUG [ 97.590763] ------------[ cut here ]------------ [ 97.595388] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 97.600621] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 97.605766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 97.634807] CPU: 1 PID: 818 Comm: cat Not tainted 5.10.162-cip24 #1 [ 97.641078] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 97.647620] PC is at lkdtm_BUG+0x14/0x18 [ 97.651551] LR is at lkdtm_do_action+0x2c/0x4c [ 97.656002] pc : [] lr : [] psr: a00e0013 [ 97.662273] sp : c6fcfe58 ip : c6fcfe68 fp : c6fcfe64 [ 97.667501] r10: 00000004 r9 : c1acceb0 r8 : c15e8704 [ 97.672730] r7 : c6fcff60 r6 : 00000004 r5 : c6c41000 r4 : 00000001 [ 97.679262] r3 : c0c335ac r2 : bfa9899e r1 : ef7965e0 r0 : c15e870c [ 97.685795] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 97.692936] Control: 10c5387d Table: 147f804a DAC: 00000051 [ 97.698689] Process cat (pid: 818, stack limit = 0x568bbec7) [ 97.704354] Stack: (0xc6fcfe58 to 0xc6fd0000) [ 97.708719] fe40: c6fcfe74 c6fcfe68 [ 97.716906] fe60: c0c33040 c0c335b8 c6fcfe9c c6fcfe78 c0c33540 c0c33020 c0c33420 c5b24000 [ 97.725090] fe80: b6e5d000 00000004 c536bcc0 c6fcff60 c6fcfec4 c6fcfea0 c07e0650 c0c3342c [ 97.733275] fea0: 00000000 c5b24000 b6e5d000 c2816000 c6fcff60 c07e05ec c6fcff5c c6fcfec8 [ 97.741461] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6fce000 [ 97.749646] fee0: b6e5d000 00020000 00000004 00000004 0001fffc c6fcfee0 00000001 b6e5c000 [ 97.757832] ff00: c5a20500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 97.766019] ff20: 00000000 00000000 c1375648 bfa9899e c205c6a0 c5b24000 c5b24000 c6fce000 [ 97.774205] ff40: b6e5d000 00000000 00000000 00000004 c6fcff94 c6fcff60 c0599298 c0598c04 [ 97.782392] ff60: 00000000 00000000 c6fcffac bfa9899e 00000004 00000004 b6fa4e00 00000004 [ 97.790577] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c0599328 c0599230 00000000 c6fcffa8 [ 97.798761] ffa0: c03000c0 c059931c 00000004 00000004 00000001 b6e5d000 00000004 00000000 [ 97.806946] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 [ 97.815131] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 800e0030 00000001 00000000 00000000 [ 97.823311] Backtrace: [ 97.825774] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.833352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.841372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.849297] r9:c6fcff60 r8:c536bcc0 r7:00000004 r6:b6e5d000 r5:c5b24000 r4:c0c33420 [ 97.857055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.864893] r9:c07e05ec r8:c6fcff60 r7:c2816000 r6:b6e5d000 r5:c5b24000 r4:00000000 [ 97.872645] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.879789] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6fce000 r5:c5b24000 [ 97.887621] r4:c5b24000 [ 97.890164] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.897307] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000004 r4:00000004 [ 97.905062] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.912635] Exception stack(0xc6fcffa8 to 0xc6fcfff0) [ 97.917695] ffa0: 00000004 00000004 00000001 b6e5d000 00000004 00000000 [ 97.925880] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 [ 97.934062] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 [ 97.939121] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 97.945224] ---[ end trace 42c67016fe3902d4 ]--- [ 97.949849] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 97.958726] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 818, name: cat [ 97.966385] INFO: lockdep is turned off. [ 97.970313] irq event stamp: 1558 [ 97.973642] hardirqs last enabled at (1557): [] console_unlock+0x4b0/0x6c0 [ 97.981480] hardirqs last disabled at (1558): [] __und_svc+0x60/0x6c [ 97.988713] softirqs last enabled at (1068): [] release_sock+0x8c/0xa8 [ 97.996202] softirqs last disabled at (1066): [] release_sock+0x28/0xa8 [ 98.003693] CPU: 1 PID: 818 Comm: cat Tainted: G D 5.10.162-cip24 #1 [ 98.011353] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.017883] Backtrace: [ 98.020352] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 98.027930] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f778 [ 98.033602] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 98.040928] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 98.048679] r9:600e0093 r8:0000000b r7:c035bc18 r6:00000031 r5:c19c9544 r4:c6fce000 [ 98.056432] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 98.064268] r6:00000000 r5:00000031 r4:c19c9544 [ 98.068899] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 98.076649] r6:00000001 r5:c6fce000 r4:c6800000 [ 98.081284] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 98.088602] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c6800000 [ 98.095315] [] (do_exit) from [] (die+0x370/0x37c) [ 98.101847] r7:c1e0fb4c [ 98.104390] [] (die) from [] (do_undefinstr+0x170/0x240) [ 98.111446] r10:00000004 r9:c6fce000 r8:c15e8704 r7:00000000 r6:c6fcfdc8 r5:c0c335c0 [ 98.119280] r4:e7f001f2 [ 98.121825] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 98.129748] Exception stack(0xc6fcfdc8 to 0xc6fcfe10) [ 98.134809] fdc0: c15e870c ef7965e0 bfa9899e c0c335ac 00000001 c6c41000 [ 98.142994] fde0: 00000004 c6fcff60 c15e8704 c1acceb0 00000004 c6fcfe64 c6fcfe68 c6fcfe58 [ 98.151178] fe00: c0c33040 c0c335c0 a00e0013 ffffffff [ 98.156236] r7:c6fcfdfc r6:ffffffff r5:a00e0013 r4:c0c335c4 [ 98.161905] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.169484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.177498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.185423] r9:c6fcff60 r8:c536bcc0 r7:00000004 r6:b6e5d000 r5:c5b24000 r4:c0c33420 [ 98.193175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.201012] r9:c07e05ec r8:c6fcff60 r7:c2816000 r6:b6e5d000 r5:c5b24000 r4:00000000 [ 98.208763] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.215905] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6fce000 r5:c5b24000 [ 98.223738] r4:c5b24000 [ 98.226281] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.233423] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000004 r4:00000004 [ 98.241175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.248748] Exception stack(0xc6fcffa8 to 0xc6fcfff0) [ 98.253806] ffa0: 00000004 00000004 00000001 b6e5d000 00000004 00000000 [ 98.261991] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 [ 98.270172] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 # Segmentation fault # [ 97.586044] lkdtm: Performing direct entry BUG # [ 97.590763] ------------[ cut here ]------------ # [ 97.595388] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 97.600621] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 97.605766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 97.634807] CPU: 1 PID: 818 Comm: cat Not tainted 5.10.162-cip24 #1 # [ 97.641078] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.647620] PC is at lkdtm_BUG+0x14/0x18 # [ 97.651551] LR is at lkdtm_do_action+0x2c/0x4c # [ 97.656002] pc : [] lr : [] psr: a00e0013 # [ 97.662273] sp : c6fcfe58 ip : c6fcfe68 fp : c6fcfe64 # [ 97.667501] r10: 00000004 r9 : c1acceb0 r8 : c15e8704 # [ 97.672730] r7 : c6fcff60 r6 : 00000004 r5 : c6c41000 r4 : 00000001 # [ 97.679262] r3 : c0c335ac r2 : bfa9899e r1 : ef7965e0 r0 : c15e870c # [ 97.685795] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.692936] Control: 10c5387d Table: 147f804a DAC: 00000051 # [ 97.698689] Process cat (pid: 818, stack limit = 0x568bbec7) # [ 97.704354] Stack: (0xc6fcfe58 to 0xc6fd0000) # [ 97.708719] fe40: c6fcfe74 c6fcfe68 # [ 97.716906] fe60: c0c33040 c0c335b8 c6fcfe9c c6fcfe78 c0c33540 c0c33020 c0c33420 c5b24000 # [ 97.725090] fe80: b6e5d000 00000004 c536bcc0 c6fcff60 c6fcfec4 c6fcfea0 c07e0650 c0c3342c # [ 97.733275] fea0: 00000000 c5b24000 b6e5d000 c2816000 c6fcff60 c07e05ec c6fcff5c c6fcfec8 # [ 97.741461] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6fce000 # [ 97.749646] fee0: b6e5d000 00020000 00000004 00000004 0001fffc c6fcfee0 00000001 b6e5c000 # [ 97.757832] ff00: c5a20500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 97.766019] ff20: 00000000 00000000 c1375648 bfa9899e c205c6a0 c5b24000 c5b24000 c6fce000 # [ 97.774205] ff40: b6e5d000 00000000 00000000 00000004 c6fcff94 c6fcff60 c0599298 c0598c04 # [ 97.782392] ff60: 00000000 00000000 c6fcffac bfa9899e 00000004 00000004 b6fa4e00 00000004 # [ 97.790577] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c0599328 c0599230 00000000 c6fcffa8 # [ 97.798761] ffa0: c03000c0 c059931c 00000004 00000004 00000001 b6e5d000 00000004 00000000 # [ 97.806946] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 # [ 97.815131] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 800e0030 00000001 00000000 00000000 # [ 97.823311] Backtrace: # [ 97.825774] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.833352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.841372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.849297] r9:c6fcff60 r8:c536bcc0 r7:00000004 r6:b6e5d000 r5:c5b24000 r4:c0c33420 # [ 97.857055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.864893] r9:c07e05ec r8:c6fcff60 r7:c2816000 r6:b6e5d000 r5:c5b24000 r4:00000000 # [ 97.872645] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.879789] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6fce000 r5:c5b24000 # [ 97.887621] r4:c5b24000 # [ 97.890164] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.897307] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000004 r4:00000004 # [ 97.905062] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.912635] Exception stack(0xc6fcffa8 to 0xc6fcfff0) # [ 97.917695] ffa0: 00000004 00000004 00000001 b6e5d000 00000004 00000000 # [ 97.925880] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 # [ 97.934062] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 # [ 97.939121] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 97.945224] ---[ end trace 42c67016fe3902d4 ]--- # [ 97.949849] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 97.958726] in_atomic(): 0, irqs_disabled(): 128, n[ 98.721119] lkdtm: Performing direct entry WARNING on_block: 0, pid: 818, name: cat [ 98.727677] ------------[ cut here ]------------ # [ 97.966385] INFO: lockdep i[ 98.735328] WARNING: CPU: 3 PID: 889 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c s turned off. # [ 97.970313] i[ 98.746461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 rq event stamp: 1558 # [ 97.97[ 98.778230] CPU: 3 PID: 889 Comm: cat Tainted: G D W 5.10.162-cip24 #1 3642] hardirqs last enabled at ([ 98.788640] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 1557): [] console_unloc[ 98.798032] Backtrace: k+0x4b0/0x6c0 # [ 97.981480] h[ 98.803359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ardirqs last disabled at (1558): [ 98.813779] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [] __und_svc+0x60/0x6c [ 98.822305] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.988713] softirqs last [ 98.832479] [] (dump_stack) from [] (__warn+0xfc/0x16c) enabled at (1068): [] r[ 98.842299] r9:00000009 r8:c0c3360c r7:00000053 r6:00000009 r5:c0c3360c r4:c1acd56c elease_sock+0x8c/0xa8 # [ 97.9[ 98.852909] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 96202] softirqs last disabled at [ 98.863249] r7:00000053 r6:c1acd56c r5:00000000 r4:c6d8e000 (1066): [] release_sock[ 98.871774] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) +0x28/0xa8 # [ 98.003693] CPU:[ 98.882724] r9:c1acceb4 r8:c15e8704 r7:c6d8ff60 r6:00000008 r5:c6df7000 r4:00000002 1 PID: 818 Comm: cat Tainted: G [ 98.893333] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) D 5.10.162-cip24 #[ 98.904112] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 1 # [ 98.011353] Hardware name[ 98.914982] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) : Freescale i.MX6 Quad/DualLite ([ 98.925756] r9:c6d8ff60 r8:c536bcc0 r7:00000008 r6:b6dec000 r5:c5c9a280 r4:c0c33420 Device Tree) # [ 98.017883] Ba[ 98.936368] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) cktrace: # [ 98.020352] [] (dump_backtrace) from [] (vfs_write) from [] (ksys_write+0x74/0xec) 1352670>] (show_stack+0x20/0x24) [ 98.967658] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c6d8e000 r5:c5c9a280 # [ 98.027930] r7:ffffffff r6[ 98.978346] r4:c5c9a280 :600e0093 r5:00000000 r4:c1f0f778[ 98.983750] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.033602] [] ([ 98.993749] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:00000008 r4:00000008 show_stack) from [] (du[ 99.004360] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) mp_stack+0xe0/0x100) # [ 98.04[ 99.014786] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) 0928] [] (dump_stack) f[ 99.022705] ffa0: 00000008 00000008 00000001 b6dec000 00000008 00000000 rom [] (___might_sleep+[ 99.033745] ffc0: 00000008 00000008 b6f33e00 00000004 00000001 00000000 00020000 bee6ca54 0x1ac/0x2bc) # [ 98.048679] r[ 99.044784] ffe0: 00000004 bee6c788 b6e9e4cf b6e247e6 9:600e0093 r8:0000000b r7:c035bc1[ 99.052769] irq event stamp: 0 8 r6:00000031 r5:c19c9544 r4:c6fc[ 99.058625] hardirqs last enabled at (0): [<00000000>] 0x0 e000 # [ 98.056432] [] copy_process+0x5f8/0x1974 >] (___might_sleep) from [] copy_process+0x5f8/0x1974 08>] (__might_sleep+0x70/0xb0) #[ 99.087781] softirqs last disabled at (0): [<00000000>] 0x0 [ 98.064268] r6:00000000 r5:0[ 99.096214] ---[ end trace 42c67016fe3902d5 ]--- 0000031 r4:c19c9544 # [ 98.068899] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 98.076649] r6:00000001 r5:c6fce000 r4:c6800000 # [ 98.081284] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 98.088602] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c6800000 # [ 98.095315] [] (do_exit) from [] (die+0x370/0x37c) # [ 98.101847] r7:c1e0fb4c # [ 98.104390] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 98.111446] r10:00000004 r9:c6fce000 r8:c15e8704 r7:00000000 r6:c6fcfdc8 r5:c0c335c0 # [ 98.119280] r4:e7f001f2 # [ 98.121825] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 98.129748] Exception stack(0xc6fcfdc8 to 0xc6fcfe10) # [ 98.134809] fdc0: c15e870c ef7965e0 bfa9899e c0c335ac 00000001 c6c41000 # [ 98.142994] fde0: 00000004 c6fcff60 c15e8704 c1acceb0 00000004 c6fcfe64 c6fcfe68 c6fcfe58 # [ 98.151178] fe00: c0c33040 c0c335c0 a00e0013 ffffffff # [ 98.156236] r7:c6fcfdfc r6:ffffffff r5:a00e0013 r4:c0c335c4 # [ 98.161905] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.169484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.177498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.185423] r9:c6fcff60 r8:c536bcc0 r7:00000004 r6:b6e5d000 r5:c5b24000 r4:c0c33420 # [ 98.193175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.201012] r9:c07e05ec r8:c6fcff60 r7:c2816000 r6:b6e5d000 r5:c5b24000 r4:00000000 # [ 98.208763] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.215905] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6fce000 r5:c5b24000 # [ 98.223738] r4:c5b24000 # [ 98.226281] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.233423] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000004 r4:00000004 # [ 98.241175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.248748] Exception stack(0xc6fcffa8 to 0xc6fcfff0) # [ 98.253806] ffa0: 00000004 00000004 00000001 b6e5d000 00000004 00000000 # [ 98.261991] ffc0: 00000004 00000004 b6fa4e00 00000004 00000001 00000000 00020000 bed5ea54 # [ 98.270172] ffe0: 00000004 bed5e788 b6f0f4cf b6e957e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 98.721119] lkdtm: Performing direct entry WARNING # [ 98.727677] ------------[ cut here ]------------ # [ 98.735328] WARNING: CPU: 3 PID: 889 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 98.746461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 98.778230] CPU: 3 PID: 889 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 98.788640] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.798032] Backtrace: # [ 98.803359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 98.813779] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 98.822305] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 98.832479] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 98.842299] r9:00000009 r8:c0c3360c r7:00000053 r6:00000009 r5:c0c3360c r4:c1acd56c # [ 98.852909] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 98.863249] r7:00000053 r6:c1acd56c r5:00000000 r[ 99.437077] lkdtm: Performing direct entry WARNING_MESSAGE 4:c6d8e000 # [ 98.871774] [] (warn_slowpath_fmt) from[ 99.450529] WARNING: CPU: 2 PID: 924 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 [] (lkdtm_WARNING+0x48[ 99.462615] Warning message trigger count: 2 /0x4c) # [ 98.882724] r9:c1ac[ 99.469659] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 ceb4 r8:c15e8704 r7:c6d8ff60 r6:0[ 99.501380] CPU: 2 PID: 924 Comm: cat Tainted: G D W 5.10.162-cip24 #1 0000008 r5:c6df7000 r4:00000002 [ 99.511847] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.893333] [] (lk[ 99.521239] Backtrace: dtm_WARNING) from [] (l[ 99.526566] [] (dump_backtrace) from [] (show_stack+0x20/0x24) kdtm_do_action+0x2c/0x4c) # [ [ 99.536987] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 98.904112] [] (lkdtm_do[ 99.545512] [] (show_stack) from [] (dump_stack+0xe0/0x100) _action) from [] (direc[ 99.555687] [] (dump_stack) from [] (__warn+0xfc/0x16c) t_entry+0x120/0x18c) # [ 98.91[ 99.565505] r9:00000009 r8:c0c3365c r7:00000058 r6:00000009 r5:c0c3365c r4:c1acd56c 4982] [] (direct_entry)[ 99.576116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) from [] (full_proxy_wr[ 99.586454] r7:00000058 r6:c1acd56c r5:c1acd588 r4:c6d7a000 ite+0x64/0x94) # [ 98.925756] [ 99.594983] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) r9:c6d8ff60 r8:c536bcc0 r7:00000[ 99.606627] r9:c1accebc r8:c15e8704 r7:c6d7bf60 r6:00000010 r5:c5f86000 r4:00000003 008 r6:b6dec000 r5:c5c9a280 r4:c0[ 99.617234] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) c33420 # [ 98.936368] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ec>] (full_proxy_write) from [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 598d04>] (vfs_write+0x10c/0x524) [ 99.650350] r9:c6d7bf60 r8:c536bcc0 r7:00000010 r6:b6e61000 r5:c5a20f00 r4:c0c33420 # [ 98.947055] r9:c07e05ec r8[ 99.660961] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) :c6d8ff60 r7:c2816000 r6:b6dec000[ 99.671648] r9:c07e05ec r8:c6d7bf60 r7:c2816000 r6:b6e61000 r5:c5a20f00 r4:00000000 r5:c5c9a280 r4:00000000 # [ 9[ 99.682257] [] (vfs_write) from [] (ksys_write+0x74/0xec) 8.957660] [] (vfs_write[ 99.692251] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6d7a000 r5:c5a20f00 ) from [] (ksys_write+0[ 99.702941] r4:c5a20f00 x74/0xec) # [ 98.967658] r10:[ 99.708343] [] (ksys_write) from [] (sys_write+0x18/0x1c) 00000004 r9:00000000 r8:00000000 [ 99.718339] r9:c6d7a000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000010 r4:00000010 r7:b6dec000 r6:c6d8e000 r5:c5c9a2[ 99.728949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 80 # [ 98.978346] r4:c5c9a280[ 99.739372] Exception stack(0xc6d7bfa8 to 0xc6d7bff0) # [ 98.983750] [] ([ 99.747291] bfa0: 00000010 00000010 00000001 b6e61000 00000010 00000000 ksys_write) from [] (sy[ 99.758332] bfc0: 00000010 00000010 b6fa8e00 00000004 00000001 00000000 00020000 beed7a54 s_write+0x18/0x1c) # [ 98.9937[ 99.769370] bfe0: 00000004 beed7788 b6f134cf b6e997e6 49] r9:c6d8e000 r8:c03002e4 r7:0[ 99.777356] irq event stamp: 0 0000004 r6:b6f33e00 r5:00000008 r[ 99.783231] hardirqs last enabled at (0): [<00000000>] 0x0 4:00000008 # [ 99.004360] [] copy_process+0x5f8/0x1974 599310>] (sys_write) from [] copy_process+0x5f8/0x1974 0c0>] (ret_fast_syscall+0x0/0x28)[ 99.812358] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.014786] Exception stac[ 99.820792] ---[ end trace 42c67016fe3902d6 ]--- k(0xc6d8ffa8 to 0xc6d8fff0) # [ 99.022705] ffa0: 00000008 00000008 00000001 b6dec000 00000008 00000000 # [ 99.033745] ffc0: 00000008 00000008 b6f33e00 00000004 00000001 00000000 00020000 bee6ca54 # [ 99.044784] ffe0: 00000004 bee6c788 b6e9e4cf b6e247e6 # [ 99.052769] irq event stamp: 0 # [ 99.058625] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 99.067105] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 99.077454] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 99.087781] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.096214] ---[ end trace 42c67016fe3902d5 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 99.437077] lkdtm: Performing direct entry WARNING_MESSAGE # [ 99.443136] ------------[ cut here ]------------ # [ 99.450529] WARNING: CPU: 2 PID: 924 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 99.462615] Warning message trigger count: 2 # [ 99.469659] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 99.501380] CPU: 2 PID: 924 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 99.511847] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.521239] Backtrace: # [ 99.526566] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.536987] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 99.545512] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.555687] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.565505] r9:00000009 r8:c0c3365c r7:00000058 r6:00000009 r5:c0c3365c r4:c1acd56c # [ 99.576116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.586454] r7:00000058 r6:c1acd56c r5:c1acd588 r4:c6d7a000 # [ 99.594983] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 99.606627] r9:c1accebc r8:c15e8704 r7:c6d7bf60 r6:00000010 r5:c5f86000 r4:00000003 # [ 99.617234] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.628705] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.639577] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.650350] r9:c6d7bf60 r8:c536bcc0 r7:00000010 r6:b6e61000 r5:c5a20f00 r4:c0c33420 # [ 99.660961] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.671648] r9:c07e05ec r8:c6d7bf60 r7:c2816000 r6:b6e61000 r5:c5a20f00 r4:00000000 # [ 99.682257] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.692251] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6d7a000 r5:c5a20f00 # [ 99.702941] r4:c5a20f00 # [ 99.708343] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.718339] r9:c6d7a000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000010 r4:00000010 # [ 99.728949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.739372] Exception stack(0xc6d7bfa8 to 0xc6d7bff0) # [ 99.747291] bfa0: 00000010 00000010 00000001 b6e61000 00000010 00000000 # [ 99.758332] bfc0: 00000010 00000010 b6fa8e00 00000004 00000001 00000000 00020000 beed7a54 # [ 99.769370] bfe0: 00000004 beed7788 b6f134cf b6e997e6 # [ 99.777356] irq event stamp: 0 # [ 99.783231] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 9[ 100.159014] lkdtm: Performing direct entry EXCEPTION 9.791646] hardirqs last disabled [ 100.164430] 8<--- cut here --- at (0): [ ]1 0c0o.p1y0301] Unable to handle kernel NULL pointer dereference at virtual address 00000000 _process+0x5f8/0x1974 # [ 99.8[ 100.180527] pgd = 60f8fb19 02015] softirqs last enabled at [ 100.186098] [00000000] *pgd=00000000 (0): [] cop[y _ p1r0o0c192490] Internal error: Oops: 805 [#2] SMP ARM ess+0x5f8/0x1974 # [ 99.812358[ 100.199533] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 ] softirqs last d[i s a1b0l0e.d2 1239] CPU: 3 PID: 956 Comm: cat Tainted: G D W 5.10.162-cip24 #1 at (0): [[< 0 0100000.0204009>7]2] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0x0 # [ 99.820792] ---[[ e100.249245] PC is at lkdtm_EXCEPTION+0x18/0x20 d trace 42c[6 7 011060f.e235960129] LR is at lkdtm_do_action+0x2c/0x4c d6 ]--- # W[A R N1I0N0G._2M6E2S374] pc : [] lr : [] psr: a00e0013 AGE: saw '[m e s1s0a0g.e2 70t5r4i] sp : c6d8fe58 ip : c6d8fe68 fp : c6d8fe64 gger': o[k 1o0k0 .42 7s7e5l0f6] r10: 0000000a r9 : c1accecc r8 : c15e8704 ests: lk[ d t1m0:0 .W2A8R4N4I6N7G r7 : c6d8ff60 r6 : 0000000a r5 : c6bf1000 r4 : 00000004 _MESSAGE[. s h1 0 0#. 2s9e2l6f4t1] r3 : 00000000 r2 : abab3389 r1 : ef7c05e0 r0 : c15e8724 sts: lkdtm: EXC[E P T1I0O0N..3s0h906] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 100.310034] Control: 10c5387d Table: 16a1004a DAC: 00000051 [ 100.315953] Process cat (pid: 956, stack limit = 0x35a17586) [ 100.321619] Stack: (0xc6d8fe58 to 0xc6d90000) [ 100.325983] fe40: c6d8fe74 c6d8fe68 [ 100.334171] fe60: c0c33040 c0c33670 c6d8fe9c c6d8fe78 c0c33540 c0c33020 c0c33420 c5c9a3c0 [ 100.342356] fe80: b6e42000 0000000a c536bcc0 c6d8ff60 c6d8fec4 c6d8fea0 c07e0650 c0c3342c [ 100.350542] fea0: 00000000 c5c9a3c0 b6e42000 c2816000 c6d8ff60 c07e05ec c6d8ff5c c6d8fec8 [ 100.358728] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6d8e000 [ 100.366915] fee0: b6e42000 00020000 00000004 0000000a 0001fff6 c6d8fee0 00000001 b6e41000 [ 100.375101] ff00: c5a252c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.383286] ff20: 00000000 00000000 c1375648 abab3389 c205c6a0 c5c9a3c0 c5c9a3c0 c6d8e000 [ 100.391470] ff40: b6e42000 00000000 00000000 00000004 c6d8ff94 c6d8ff60 c0599298 c0598c04 [ 100.399656] ff60: 00000000 00000000 c6d8ffac abab3389 0000000a 0000000a b6f89e00 00000004 [ 100.407841] ff80: c03002e4 c6d8e000 c6d8ffa4 c6d8ff98 c0599328 c0599230 00000000 c6d8ffa8 [ 100.416025] ffa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e42000 0000000a 00000000 [ 100.424212] ffc0: 0000000a 0000000a b6f89e00 00000004 00000001 00000000 00020000 bee5da54 [ 100.432397] ffe0: 00000004 bee5d788 b6ef44cf b6e7a7e6 800e0030 00000001 00000000 00000000 [ 100.440576] Backtrace: [ 100.443040] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.451142] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.459160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.467086] r9:c6d8ff60 r8:c536bcc0 r7:0000000a r6:b6e42000 r5:c5c9a3c0 r4:c0c33420 [ 100.474846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.482687] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6e42000 r5:c5c9a3c0 r4:00000000 [ 100.490441] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.497585] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c6d8e000 r5:c5c9a3c0 [ 100.505417] r4:c5c9a3c0 [ 100.507960] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.515104] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:0000000a r4:0000000a [ 100.522858] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.530432] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) [ 100.535492] ffa0: 0000000a 0000000a 00000001 b6e42000 0000000a 00000000 [ 100.543676] ffc0: 0000000a 0000000a b6f89e00 00000004 00000001 00000000 00020000 bee5da54 [ 100.551859] ffe0: 00000004 bee5d788 b6ef44cf b6e7a7e6 [ 100.556920] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 100.563086] ---[ end trace 42c67016fe3902d7 ]--- # Segmentation fault # [ 100.159014] lkdtm: Performing direct entry EXCEPTION # [ 100.164430] 8<--- cut here --- # [ 100.170301] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 100.180527] pgd = 60f8fb19 # [ 100.186098] [00000000] *pgd=00000000 # [ 100.192490] Internal error: Oops: 805 [#2] SMP ARM # [ 100.199533] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.231239] CPU: 3 PID: 956 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 100.240972] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.249245] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 100.256109] LR is at lkdtm_do_action+0x2c/0x4c # [ 100.262374] pc : [] lr : [] psr: a00e0013 # [ 100.270548] sp : c6d8fe58 ip : c6d8fe68 fp : c6d8fe64 # [ 100.277506] r10: 0000000a r9 : c1accecc r8 : c15e8704 # [ 100.284467] r7 : c6d8ff60 r6 : 0000000a r5 : c6bf1000 r4 : 00000004 # [ 100.292641] r3 : 00000000 r2 : abab3389 r1 : ef7c05e0 r0 : c15e8724 # [ 100.300906] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.310034] Control: 10c5387d Table: 16a1004a DAC: 00000051 # [ 100.315953] Process cat (pid: 956, stack limit = 0x35a17586) # [ 100.321619] Stack: (0xc6d8fe58 to 0xc6d90000) # [ 100.325983] fe40: c6d8fe74 c6d8fe68 # [ 100.334171] fe60: c0c33040 c0c33670 c6d8fe9c c6d8fe78 c0c33540 c0c33020 c0c33420 c5c9a3c0 # [ 100.342356] fe80: b6e42000 0000000a c536bcc0 c6d8ff60 c6d8fec4 c6d8fea0 c07e0650 c0c3342c # [ 100.350542] fea0: 00000000 c5c9a3c0 b6e42000 c2816000 c6d8ff60 c07e05ec c6d8ff5c c6d8fec8 # [ 100.358728] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6d8e000 # [ 100.366915] fee0: b6e42000 00020000 00000004 0000000a 0001fff6 c6d8fee0 00000001 b6e41000 # [ 100.375101] ff00: c5a252c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.383286] ff20: 00000000 00000000 c1375648 abab3389 c205c6a0 c5c9a3c0 c5c9a3c0 c6d8e000 # [ 100.391470] ff40: b6e42000 00000000 00000000 00000004 c6d8ff94 c6d8ff60 c0599298 c0598c04 # [ 100.399656] ff60: 00000000 00000000 c6d8ffac abab3389 0000000a 0000000a b6f89e00 00000004 # [ 100.407841] ff80: c03002e4 c6d8e000 c6d8ffa4 c6d8ff98 c0599328 c0599230 00000000 c6d8ffa8 # [ 100.416025] ffa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e42000 0000000a 00000000 # [ 100.424212] ffc0: 0000000a 0000000a b6f89e00 00000004 00000001 00000000 00020000 bee5da54 # [ 100.432397] ffe0: 00000004 bee5d788 b6ef44cf b6e7a7e6 800e0030 00000001 00000000 00000000 # [ 100.440576] Backtrace: # [ 100.443040] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.451142] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.459160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.467086] r9:c6d8ff60 r8:c536bcc0 r7:0000000a r6:b6e42000 r5:c5c9a3c0 r4:c0c33420 # [ 100.474846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.482687] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6e42000 r5:c5c9a3c0 r4:00000000 # [ 100.490441] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.497585] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c6d8e000 r5:c5c9a3c0 # [ 100.505417] r4:c5c9a3c0 # [ 100.507960] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.515104] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:0000000a r4:0000000a # [ 100.522858] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.530432] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) # [ 100.535492] ffa0: 0000000a 0000000a 00000001 b6e42000 0000000a 00000000 # [ 100.543676] ffc0: 0000000a 0000000a b6f89e00 00000004 00000001 00000000 00020000 bee5da54 # [ 100.551859] ffe0: 00000004 bee5d788 b6ef44cf b6e7a7e6 # [ 100.556920] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 100.563086] ---[ end trace 42c67016fe3902d7 ]--- # EXCEPTION: missing 'call trace:': [FAIL] not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1 # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh [ 101.721337] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 101.727118] lkdtm: attempting good list addition [ 101.731778] lkdtm: attempting corrupted list addition [ 101.736934] lkdtm: list_add() corruption not detected! # [ 101.721337] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 101.727118] lkdtm: attempting good list addition # [ 101.731778] lkdtm: attempting corrupted list addition # [ 101.736934] 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 [ 102.082402] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 102.088068] lkdtm: attempting good list removal [ 102.092653] lkdtm: attempting corrupted list removal [ 102.097627] lkdtm: list_del() corruption not detected! # [ 102.082402] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 102.088068] lkdtm: attempting good list removal # [ 102.092653] lkdtm: attempting corrupted list removal # [ 102.097627] 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 [ 102.422006] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 102.428479] lkdtm: attempting bad read from page below current stack [ 102.434942] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 102.422006] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 102.428479] lkdtm: attempting bad read from page below current stack # [ 102.434942] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 102.751839] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 102.758443] lkdtm: attempting bad read from page above current stack [ 102.764878] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 102.751839] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 102.758443] lkdtm: attempting bad read from page above current stack # [ 102.764878] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 103.100317] lkdtm: Performing direct entry UNSET_SMEP [ 103.105483] lkdtm: XFAIL: this test is x86_64-only # [ 103.100317] lkdtm: Performing direct entry UNSET_SMEP # [ 103.105483] lkdtm: XFAIL: this test is x86_64-only # UNSET_SMEP: saw 'XFAIL': [SKIP] ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP # selftests: lkdtm: DOUBLE_FAULT.sh [ 103.427066] lkdtm: Performing direct entry DOUBLE_FAULT [ 103.432312] lkdtm: XFAIL: this test is ia32-only # [ 103.427066] lkdtm: Performing direct entry DOUBLE_FAULT # [ 103.432312] 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 [ 103.758972] lkdtm: Performing direct entry CORRUPT_PAC [ 103.764197] lkdtm: XFAIL: this test is arm64-only # [ 103.758972] lkdtm: Performing direct entry CORRUPT_PAC # [ 103.764197] 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 [ 104.081599] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 104.088177] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 104.081599] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 104.088177] 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: lkdtm: READ_AFTER_FREE.sh [ 104.782242] lkdtm: Performing direct entry READ_AFTER_FREE [ 104.787913] lkdtm: Value in memory before free: 12345678 [ 104.793376] lkdtm: Attempting bad read from freed memory [ 104.798704] lkdtm: Memory was not poisoned # [ 104.782242] lkdtm: Performing direct entry READ_AFTER_FREE # [ 104.787913] lkdtm: Value in memory before free: 12345678 # [ 104.793376] lkdtm: Attempting bad read from freed memory # [ 104.798704] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh [ 105.307432] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 105.313734] lkdtm: Value in memory before free: 12345678 [ 105.319096] lkdtm: Attempting to read from freed memory [ 105.324373] lkdtm: Buddy page was not poisoned # [ 105.307432] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 105.313734] lkdtm: Value in memory before free: 12345678 # [ 105.319096] lkdtm: Attempting to read from freed memory # [ 105.324373] 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 [ 105.649127] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 105.654837] lkdtm: Attempting double slab free ... # [ 105.649127] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 105.654837] 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 [ 105.962018] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 105.967601] lkdtm: Attempting cross-cache slab free ... # [ 105.962018] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 105.967601] 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 [ 106.294284] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 106.299707] lkdtm: Attempting non-Slab slab free ... # [ 106.294284] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 106.299707] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh [ 107.401357] lkdtm: Performing direct entry EXEC_DATA [ 107.406587] lkdtm: attempting ok execution at c0c33db0 [ 107.411770] lkdtm: attempting bad execution at c26f696c [ 107.417080] 8<--- cut here --- [ 107.420148] Unable to handle kernel paging request at virtual address c26f696c [ 107.427393] pgd = 7ad8832c [ 107.430126] [c26f696c] *pgd=1261141e(bad) [ 107.434192] Internal error: Oops: 8000000d [#3] SMP ARM [ 107.439442] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 107.468737] CPU: 1 PID: 1799 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 107.476506] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.483074] PC is at data_area+0x0/0x40 [ 107.486942] LR is at execute_location+0xa4/0xb4 [ 107.491498] pc : [] lr : [] psr: 600e0013 [ 107.497789] sp : c6ce1e38 ip : c6ce1d40 fp : c6ce1e54 [ 107.503036] r10: 0000000a r9 : c1acd0b0 r8 : c15e8704 [ 107.508283] r7 : c6ce1f60 r6 : 00000001 r5 : c26f696c r4 : c0c33db0 [ 107.514832] r3 : 57bb3c2f r2 : 57bb3c2f r1 : ef7965e0 r0 : 0000002b [ 107.521384] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 107.528543] Control: 10c5387d Table: 16fc804a DAC: 00000051 [ 107.534315] Process cat (pid: 1799, stack limit = 0x18d17511) [ 107.540087] Stack: (0xc6ce1e38 to 0xc6ce2000) [ 107.544473] 1e20: 0000001f c6ceb000 [ 107.552684] 1e40: 0000000a c6ce1f60 c6ce1e64 c6ce1e58 c135ffa0 c135fd9c c6ce1e74 c6ce1e68 [ 107.560892] 1e60: c0c33040 c135ff88 c6ce1e9c c6ce1e78 c0c33540 c0c33020 c0c33420 c6a652c0 [ 107.569100] 1e80: b6e2e000 0000000a c536bcc0 c6ce1f60 c6ce1ec4 c6ce1ea0 c07e0650 c0c3342c [ 107.577307] 1ea0: 00000000 c6a652c0 b6e2e000 c2816000 c6ce1f60 c07e05ec c6ce1f5c c6ce1ec8 [ 107.585514] 1ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ce0000 [ 107.593721] 1ee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6ce1ee0 00000001 b6e2d000 [ 107.601927] 1f00: c5ac5680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.610133] 1f20: 00000000 00000000 c1375648 57bb3c2f c205c6a0 c6a652c0 c6a652c0 c6ce0000 [ 107.618341] 1f40: b6e2e000 00000000 00000000 00000004 c6ce1f94 c6ce1f60 c0599298 c0598c04 [ 107.626548] 1f60: 00000000 00000000 c6ce1fac 57bb3c2f 0000000a 0000000a b6f75e00 00000004 [ 107.634757] 1f80: c03002e4 c6ce0000 c6ce1fa4 c6ce1f98 c0599328 c0599230 00000000 c6ce1fa8 [ 107.642965] 1fa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 107.651171] 1fc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 becc6a54 [ 107.659380] 1fe0: 00000004 becc6788 b6ee04cf b6e667e6 800e0030 00000001 00000000 00000000 [ 107.667575] Backtrace: [ 107.670074] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 107.678282] r7:c6ce1f60 r6:0000000a r5:c6ceb000 r4:0000001f [ 107.683980] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.692107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.700153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.708103] r9:c6ce1f60 r8:c536bcc0 r7:0000000a r6:b6e2e000 r5:c6a652c0 r4:c0c33420 [ 107.715890] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.723752] r9:c07e05ec r8:c6ce1f60 r7:c2816000 r6:b6e2e000 r5:c6a652c0 r4:00000000 [ 107.731531] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.738697] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6ce0000 r5:c6a652c0 [ 107.746546] r4:c6a652c0 [ 107.749115] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.756281] r9:c6ce0000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000000a r4:0000000a [ 107.764061] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.771652] Exception stack(0xc6ce1fa8 to 0xc6ce1ff0) [ 107.776733] 1fa0: 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 107.784940] 1fc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 becc6a54 [ 107.793141] 1fe0: 00000004 becc6788 b6ee04cf b6e667e6 [ 107.798224] Code: 00000000 c2afa240 c2afa300 c2afa3c0 (e1a0c00d) [ 107.804350] ---[ end trace 42c67016fe3902d8 ]--- # Segmentation fault # [ 107.401357] lkdtm: Performing direct entry EXEC_DATA # [ 107.406587] lkdtm: attempting ok execution at c0c33db0 # [ 107.411770] lkdtm: attempting bad execution at c26f696c # [ 107.417080] 8<--- cut here --- # [ 107.420148] Unable to handle kernel paging request at virtual address c26f696c # [ 107.427393] pgd = 7ad8832c # [ 107.430126] [c26f696c] *pgd=1261141e(bad) # [ 107.434192] Internal error: Oops: 8000000d [#3] SMP ARM # [ 107.439442] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 107.468737] CPU: 1 PID: 1799 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 107.476506] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.483074] PC is at data_area+0x0/0x40 # [ 107.486942] LR is at execute_location+0xa4/0xb4 # [ 107.491498] pc : [] lr : [] psr: 600e0013 # [ 107.497789] sp : c6ce1e38 ip : c6ce1d40 fp : c6ce1e54 # [ 107.503036] r10: 0000000a r9 : c1acd0b0 r8 : c15e8704 # [ 107.508283] r7 : c6ce1f60 r6 : 00000001 r5 : c26f696c r4 : c0c33db0 # [ 107.514832] r3 : 57bb3c2f r2 : 57bb3c2f r1 : ef7965e0 r0 : 0000002b # [ 107.521384] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.528543] Control: 10c5387d Table: 16fc804a DAC: 00000051 # [ 107.534315] Process cat (pid: 1799, stack limit = 0x18d17511) # [ 107.540087] Stack: (0xc6ce1e38 to 0xc6ce2000) # [ 107.544473] 1e20: 0000001f c6ceb000 # [ 107.552684] 1e40: 0000000a c6ce1f60 c6ce1e64 c6ce1e58 c135ffa0 c135fd9c c6ce1e74 c6ce1e68 # [ 107.560892] 1e60: c0c33040 c135ff88 c6ce1e9c c6ce1e78 c0c33540 c0c33020 c0c33420 c6a652c0 # [ 107.569100] 1e80: b6e2e000 0000000a c536bcc0 c6ce1f60 c6ce1ec4 c6ce1ea0 c07e0650 c0c3342c # [ 107.577307] 1ea0: 00000000 c6a652c0 b6e2e000 c2816000 c6ce1f60 c07e05ec c6ce1f5c c6ce1ec8 # [ 107.585514] 1ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ce0000 # [ 107.593721] 1ee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6ce1ee0 00000001 b6e2d000 # [ 107.601927] 1f00: c5ac5680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.610133] 1f20: 00000000 00000000 c1375648 57bb3c2f c205c6a0 c6a652c0 c6a652c0 c6ce0000 # [ 107.618341] 1f40: b6e2e000 00000000 00000000 00000004 c6ce1f94 c6ce1f60 c0599298 c0598c04 # [ 107.626548] 1f60: 00000000 00000000 c6ce1fac 57bb3c2f 0000000a 0000000a b6f75e00 00000004 # [ 107.634757] 1f80: c03002e4 c6ce0000 c6ce1fa4 c6ce1f98 c0599328 c0599230 00000000 c6ce1fa8 # [ 107.642965] 1fa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 # [ 107.651171] 1fc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 becc6a54 # [ 107.659380] 1fe0: 00000004 becc6788 b6ee04cf b6e667e6 800e0030 00000001 00000000 00000000 # [ 107.667575] Backtrace: # [ 107.670074] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 107.678282] r7:c6ce1f60 r6:0000000a r5:c6ceb000 r4:0000001f # [ 107.683980] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.692107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.700153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.708103] r9:c6ce1f60 r8:c536bcc0 r7[ 108.228146] lkdtm: Performing direct entry EXEC_STACK :0000000a r6:b6e2e000 r5:c6a652c0[ 108.235948] lkdtm: attempting ok execution at c0c33db0 r4:c0c33420 # [ 107.715890] [<[ 108.243927] lkdtm: attempting bad execution at c47e9e0c c07e05ec>] (full_proxy_write) fro[ 108.252015] 8<--- cut here --- [ 108.257897] Unable to handle kernel paging request at virtual address c47e9e0c [ 108.265126] pgd = 40c1bcb0 [ 108.267838] [c47e9e0c] *pgd=1461141e(bad) [ 108.271870] Internal error: Oops: 8000000d [#4] SMP ARM [ 108.277103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 108.306139] CPU: 0 PID: 1875 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 108.313887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.320423] PC is at 0xc47e9e0c [ 108.323576] LR is at execute_location+0xa4/0xb4 [ 108.328112] pc : [] lr : [] psr: 600e0013 [ 108.334383] sp : c47e9de8 ip : 00000027 fp : c47e9e04 [ 108.339611] r10: 0000000b r9 : c1acd0bc r8 : c15e8704 [ 108.344841] r7 : c47e9f60 r6 : 00000001 r5 : c47e9e0c r4 : c0c33db0 [ 108.351372] r3 : a755eb08 r2 : a755eb08 r1 : ef7815e4 r0 : 0000002b [ 108.357906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.365046] Control: 10c5387d Table: 16ec004a DAC: 00000051 [ 108.370798] Process cat (pid: 1875, stack limit = 0xf2ed41ff) [ 108.376549] Stack: (0xc47e9de8 to 0xc47ea000) [ 108.380916] 9de0: c47e8000 c69e0000 0000000b c47e9f60 c47e9e64 c47e9e08 [ 108.389102] 9e00: c135ffdc c135fd9c c47e9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 108.397286] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 [ 108.405472] 9e40: e3a02040 e3a01d33 e5930018 a755eb08 0000000b 00000020 c47e9e74 c47e9e68 [ 108.413657] 9e60: c0c33040 c135ffb0 c47e9e9c c47e9e78 c0c33540 c0c33020 c0c33420 c5a21cc0 [ 108.421842] 9e80: b6dc0000 0000000b c536bcc0 c47e9f60 c47e9ec4 c47e9ea0 c07e0650 c0c3342c [ 108.430028] 9ea0: 00000000 c5a21cc0 b6dc0000 c2816000 c47e9f60 c07e05ec c47e9f5c c47e9ec8 [ 108.438214] 9ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c47e8000 [ 108.446400] 9ee0: b6dc0000 00020000 00000004 0000000b 0001fff5 c47e9ee0 00000001 b6dbf000 [ 108.454584] 9f00: c69df680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.462770] 9f20: 00000000 00000000 c1375648 a755eb08 c205c6a0 c5a21cc0 c5a21cc0 c47e8000 [ 108.470954] 9f40: b6dc0000 00000000 00000000 00000004 c47e9f94 c47e9f60 c0599298 c0598c04 [ 108.479138] 9f60: 00000000 00000000 c47e9fac a755eb08 0000000b 0000000b b6f07e00 00000004 [ 108.487323] 9f80: c03002e4 c47e8000 c47e9fa4 c47e9f98 c0599328 c0599230 00000000 c47e9fa8 [ 108.495508] 9fa0: c03000c0 c059931c 0000000b 0000000b 00000001 b6dc0000 0000000b 00000000 [ 108.503693] 9fc0: 0000000b 0000000b b6f07e00 00000004 00000001 00000000 00020000 be9d7a54 [ 108.511878] 9fe0: 00000004 be9d7788 b6e724cf b6df87e6 800e0030 00000001 00000000 00000000 [ 108.520057] Backtrace: [ 108.522522] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 108.530793] r7:c47e9f60 r6:0000000b r5:c69e0000 r4:c47e8000 [ 108.536465] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.544646] r4:00000020 [ 108.547189] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.555206] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.563132] r9:c47e9f60 r8:c536bcc0 r7:0000000b r6:b6dc0000 r5:c5a21cc0 r4:c0c33420 [ 108.570889] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.578727] r9:c07e05ec r8:c47e9f60 r7:c2816000 r6:b6dc0000 r5:c5a21cc0 r4:00000000 [ 108.586481] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.593624] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c47e8000 r5:c5a21cc0 [ 108.601457] r4:c5a21cc0 [ 108.604002] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.611148] r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000000b r4:0000000b [ 108.618904] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.626480] Exception stack(0xc47e9fa8 to 0xc47e9ff0) [ 108.631540] 9fa0: 0000000b 0000000b 00000001 b6dc0000 0000000b 00000000 [ 108.639724] 9fc0: 0000000b 0000000b b6f07e00 00000004 00000001 00000000 00020000 be9d7a54 [ 108.647908] 9fe0: 00000004 be9d7788 b6e724cf b6df87e6 [ 108.652972] Code: c47e9e08 c135ffdc c135fd9c c47e9e6c (e1a0c00d) [ 108.659075] ---[ end trace 42c67016fe3902d9 ]--- m [] (vfs_write+0x10c/0x524) # [ 107.723752] r9:c07e05ec r8:c6ce1f60 r7:c2816000 r6:b6e2e000 r5:c6a652c0 r4:00000000 # [ 107.731531] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.738697] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6ce0000 r5:c6a652c0 # [ 107.746546] r4:c6a652c0 # [ 107.749115] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.756281] r9:c6ce0000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000000a r4:0000000a # [ 107.764061] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.771652] Exception stack(0xc6ce1fa8 to 0xc6ce1ff0) # [ 107.776733] 1fa0: 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 # [ 107.784940] 1fc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 becc6a54 # [ 107.793141] 1fe0: 00000004 becc6788 b6ee04cf b6e667e6 # [ 107.798224] Code: 00000000 c2afa240 c2afa300 c2afa3c0 (e1a0c00d) # [ 107.804350] ---[ end trace 42c67016fe3902d8 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 108.228146] lkdtm: Performing direct entry EXEC_STACK # [ 108.235948] lkdtm: attempting ok execution at c0c33db0 # [ 108.243927] lkdtm: attempting bad execution at c47e9e0c # [ 108.252015] 8<--- cut here --- # [ 108.257897] Unable to handle kernel paging request at virtual address c47e9e0c # [ 108.265126] pgd = 40c1bcb0 # [ 108.267838] [c47e9e0c] *pgd=1461141e(bad) # [ 108.271870] Internal error: Oops: 8000000d [#4] SMP ARM # [ 108.277103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.306139] CPU: 0 PID: 1875 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 108.313887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.320423] PC is at 0xc47e9e0c # [ 108.323576] LR is at execute_location+0xa4/0xb4 # [ 108.328112] pc : [] lr : [] psr: 600e0013 # [ 108.334383] sp : c47e9de8 ip : 00000027 fp : c47e9e04 # [ 108.339611] r10: 0000000b r9 : c1acd0bc r8 : c15e8704 # [ 108.344841] r7 : c47e9f60 r6 : 00000001 r5 : c47e9e0c r4 : c0c33db0 # [ 108.351372] r3 : a755eb08 r2 : a755eb08 r1 : ef7815e4 r0 : 0000002b # [ 108.357906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.365046] Control: 10c5387d Table: 16ec004a DAC: 00000051 # [ 108.370798] Process cat (pid: 1875, stack limit = 0xf2ed41ff) # [ 108.376549] Stack: (0xc47e9de8 to 0xc47ea000) # [ 108.380916] 9de0: c47e8000 c69e0000 0000000b c47e9f60 c47e9e64 c47e9e08 # [ 108.389102] 9e00: c135ffdc c135fd9c c47e9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 108.397286] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 108.405472] 9e40: e3a02040 e3a01d33 e5930018 a755eb08 0000000b 00000020 c47e9e74 c47e9e68 # [ 108.413657] 9e60: c0c33040 c135ffb0 c47e9e9c c47e9e78 c0c33540 c0c33020 c0c33420 c5a21cc0 # [ 108.421842] 9e80: b6dc0000 0000000b c536bcc0 c47e9f60 c47e9ec4 c47e9ea0 c07e0650 c0c3342c # [ 108.430028] 9ea0: 00000000 c5a21cc0 b6dc0000 c2816000 c47e9f60 c07e05ec c47e9f5c c47e9ec8 # [ 108.438214] 9ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c47e8000 # [ 108.446400] 9ee0: b6dc0000 00020000 00000004 0000000b 0001fff5 c47e9ee0 00000001 b6dbf000 # [ 108.454584] 9f00: c69df680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.462770] 9f20: 00000000 00000000 c1375648 a755eb08 c205c6a0 c5a21cc0 c5a21cc0 c47e8000 # [ 108.470954] 9f40: b6dc0000 00000000 00000000 00000004 c47e9f94 c47e9f60 c0599298 c0598c04 # [ 108.479138] 9f60: 00000000 00000000 c47e9fac a755eb08 0000000b 0000000b b6f07e00 00000004 # [ 108.487323] 9f80: c03002e4 c47e8000 c47e9fa4 c47e9f98 c0599328 c0599230 00000000 c47e9fa8 # [ 108.495508] 9fa0: c03000c0 c059931c 0000000b 0000000b 00000001 b6dc0000 0000000b 00000000 # [ 108.503693] 9fc0: 0000000b 0000000b b6f07e00 00000004 00000001 00000000 00020000 be9d7a54 # [ 108.511878] 9fe0: 00000004 be9d7788 b6e724cf b6df87e6 800e0030 00000001 00000000 00000000 # [ 108.520057] Backtrace: # [ 108.522522] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 108.530793] r7:c47e9f60 r6:0000000b r5:c69e0000 r4:c47e8000 # [ 108.536465] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.544646] r4:00000020 # [ 108.547189] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x[ 109.087576] lkdtm: Performing direct entry EXEC_KMALLOC 18c) # [ 108.555206] [] (direct_entry) from [<[c 0 71e9.102354] lkdtm: attempting bad execution at c5f2c7c0 0650>] (full_proxy_write+0x64/0x9[ 109.110104] 8<--- cut here --- 4) # [ 108.563[1 3 21]0 9 .r1915934] Unable to handle kernel paging request at virtual address c5f2c7c0 c47e9f60 r8:[c 5 3160b9c.c102 5r238] pgd = 26b3d59c :0000000b r6:b6dc0000 r5:c[5 a 2109.129854] [c5f2c7c0] *pgd=15e1141e(bad) cc0 r4:c0c33420 #[ [ 1 091.0186387] Internal error: Oops: 8000000d [#5] SMP ARM .570889] [] (full_proxy[ 109.143690] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 _write) from [1]5394] CPU: 3 PID: 1954 Comm: cat Tainted: G D W 5.10.162-cip24 #1 (vfs_wr[i t e1+009x.1108c5/201x3] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 24) # [ 108.57[8 7 2170]9 . 1r93481] PC is at 0xc5f2c7c0 :c07e05ec r8:c47e9f60[ r 71:0c92198708] LR is at execute_location+0xa4/0xb4 816000 r6[: b 61d0c90.020005 4r85] pc : [] lr : [] psr: 600e0013 :c5a21cc[0 r140:90.020103040808] sp : c6ef3e30 ip : c6ef3d38 fp : c6ef3e4c # [ 10[8 . 5180694.82210]4 4[7] r10: 0000000d r9 : c1acd0c8 r8 : c15e8704 c0598bf8[> ] 1(0v9f.s2_2w7r4i0t8] r7 : c6ef3f60 r6 : 00000001 r5 : c5f2c7c0 r4 : c0c33db0 ) from [[< c 0150999.229385>6]6 9] r3 : 1b2b1ebd r2 : 1b2b1ebd r1 : ef7c05e0 r0 : 0000002b ksys_write+0x[7 4 /1009x.e2c4)3 934] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.59[3 6 2140]9 . 2r51209:6] Control: 10c5387d Table: 16ba004a DAC: 00000051 00000004 r9:[0 0 0100090.0206 0r543] Process cat (pid: 1954, stack limit = 0x8e517438) :00000000 [r 7 :1b069d.c2060801097] Stack: (0xc6ef3e30 to 0xc6ef4000) r6:c47e8000 r5:c[5 a 2110c9c.027 379] 3e20: c5f2c7c0 c5caf000 0000000d c6ef3f60 # [ 108.601457[] 1r049:.c2584552] 3e40: c6ef3e64 c6ef3e50 c0c33e00 c135fd9c 00000021 c5caf000 c6ef3e74 c6ef3e68 21cc0 # [ 108.[6 0 4100092.]2 94811] 3e60: c0c33040 c0c33dd4 c6ef3e9c c6ef3e78 c0c33540 c0c33020 c0c33420 c44daa00 ] (k[s y s1_0w9r.i3t0e5068] 3e80: b6e65000 0000000d c536bcc0 c6ef3f60 c6ef3ec4 c6ef3ea0 c07e0650 c0c3342c from [ ] 1(0s9y.s3_15241] 3ea0: 00000000 c44daa00 b6e65000 c2816000 c6ef3f60 c07e05ec c6ef3f5c c6ef3ec8 rite+0x18/0x1c[) 1#0 9[. 3 215499] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ef2000 8.611148] r9:[c 4 71e0890.0303 5671] 3ee0: b6e65000 00020000 00000004 0000000d 0001fff3 c6ef3ee0 00000001 b6e64000 8:c03002e4 r7:[0 0 0100090.0344 5842] 3f00: c5a20640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 6:b6f07e00 r5:0[0 0 0100090.b3 5r015] 3f20: 00000000 00000000 c1375648 1b2b1ebd c205c6a0 c44daa00 c44daa00 c6ef2000 4:0000000b # [[ 110098..36616186] 3f40: b6e65000 00000000 00000000 00000004 c6ef3f94 c6ef3f60 c0599298 c0598c04 904] [1]0 9(.s3y7s6_58] 3f60: 00000000 00000000 c6ef3fac 1b2b1ebd 0000000d 0000000d b6face00 00000004 write) from [<[c 0 3100090.c308>6442] 3f80: c03002e4 c6ef2000 c6ef3fa4 c6ef3f98 c0599328 c0599230 00000000 c6ef3fa8 (ret_fast_sysca[l l +100x90./3096616] 3fa0: c03000c0 c059931c 0000000d 0000000d 00000001 b6e65000 0000000d 00000000 28) # [ 108.[6 2 6140890.]4 0E6872] 3fc0: 0000000d 0000000d b6face00 00000004 00000001 00000000 00020000 bed41a54 ception stac[k ( 01x0c94.74e197f043] 3fe0: 00000004 bed41788 b6f174cf b6e9d7e6 800e0030 00000001 00000000 00000000 8 to 0xc47e9ff[0 ) 1 0#9 .[4 2 7124] Backtrace: 08.631540] 9fa0: [ 09.431580] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [0 0 0100090.04b4 20502050]0 r7:c6ef3f60 r6:0000000d r5:c5caf000 r4:c5f2c7c0 00b 00000001 b6dc0[0 0 01 0090.0449755] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 000b 0000[0 0 0100 9 .#4 6[0 2 61] r5:c5caf000 r4:00000021 08.639724] 9fc0[: 0100090.04060583] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) b 0000000b b6f07e00 0000[0 0 01409.475588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 00000001 00000[0 0 01 0090.042805927] r9:c6ef3f60 r8:c536bcc0 r7:0000000d r6:b6e65000 r5:c44daa00 r4:c0c33420 00 be9d7a54 # [ 108.64[7 9 01809.495671] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 9fe0: 00000004[ b e190d97.75808923] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e65000 r5:c44daa00 r4:00000000 b6e724cf b6df8[7 e 61 0 9#. 5[1 661] [] (vfs_write) from [] (ksys_write+0x74/0xec) 108.652972] [C o d1e0:9 .c54274e91] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c6ef2000 r5:c44daa00 9e08 c[1 3 51f0f9d.c5 3c4153253f] r4:c44daa00 9c c47e9e6c (e1a0c[0 0 d1)0 9 . 538712] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.659075][ - -1-0[9 .e5n4d013] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6face00 r5:0000000d r4:0000000d trace 42c67016fe39[0 2 d190 9].-57754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) -- # EX[E C _1S0T9A.C5K6:7 4m8i6] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) sing 'call [t r a1c0e9:.'5:7 4[2F4] 3fa0: 0000000d 0000000d 00000001 b6e65000 0000000d 00000000 AIL] not ok 3[1 s1e0l9f.t5e8s4274] 3fc0: 0000000d 0000000d b6face00 00000004 00000001 00000000 00020000 bed41a54 s: lkdtm: [E X E1C0_9S.T5A9C4K4.44] 3fe0: 00000004 bed41788 b6f174cf b6e9d7e6 h # exit=1 # self[t e s1t0s9:. 601321] Code: eff664c0 eff48ac0 eff5fb40 eff56860 (e1a0c00d) kdtm: EXEC_KMALLO[C . s1h0 9 .609582] ---[ end trace 42c67016fe3902da ]--- # Segmentation fault # [ 109.087576] lkdtm: Performing direct entry EXEC_KMALLOC # [ 109.094445] lkdtm: attempting ok execution at c0c33db0 # [ 109.102354] lkdtm: attempting bad execution at c5f2c7c0 # [ 109.110104] 8<--- cut here --- # [ 109.115934] Unable to handle kernel paging request at virtual address c5f2c7c0 # [ 109.125238] pgd = 26b3d59c # [ 109.129854] [c5f2c7c0] *pgd=15e1141e(bad) # [ 109.136387] Internal error: Oops: 8000000d [#5] SMP ARM # [ 109.143690] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.175394] CPU: 3 PID: 1954 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 109.185213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.193481] PC is at 0xc5f2c7c0 # [ 109.198708] LR is at execute_location+0xa4/0xb4 # [ 109.205487] pc : [] lr : [] psr: 600e0013 # [ 109.213488] sp : c6ef3e30 ip : c6ef3d38 fp : c6ef3e4c # [ 109.220447] r10: 0000000d r9 : c1acd0c8 r8 : c15e8704 # [ 109.227408] r7 : c6ef3f60 r6 : 00000001 r5 : c5f2c7c0 r4 : c0c33db0 # [ 109.235669] r3 : 1b2b1ebd r2 : 1b2b1ebd r1 : ef7c05e0 r0 : 0000002b # [ 109.243934] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.252976] Control: 10c5387d Table: 16ba004a DAC: 00000051 # [ 109.260543] Process cat (pid: 1954, stack limit = 0x8e517438) # [ 109.268197] Stack: (0xc6ef3e30 to 0xc6ef4000) # [ 109.274379] 3e20: c5f2c7c0 c5caf000 0000000d c6ef3f60 # [ 109.284552] 3e40: c6ef3e64 c6ef3e50 c0c33e00 c135fd9c 00000021 c5caf000 c6ef3e74 c6ef3e68 # [ 109.294811] 3e60: c0c33040 c0c33dd4 c6ef3e9c c6ef3e78 c0c33540 c0c33020 c0c33420 c44daa00 # [ 109.305068] 3e80: b6e65000 0000000d c536bcc0 c6ef3f60 c6ef3ec4 c6ef3ea0 c07e0650 c0c3342c # [ 109.315241] 3ea0: 00000000 c44daa00 b6e65000 c2816000 c6ef3f60 c07e05ec c6ef3f5c c6ef3ec8 # [ 109.325499] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ef2000 # [ 109.335671] 3ee0: b6e65000 00020000 00000004 0000000d 0001fff3 c6ef3ee0 00000001 b6e64000 # [ 109.345842] 3f00: c5a20640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.356015] 3f20: 00000000 00000000 c1375648 1b2b1ebd c205c6a0 c44daa00 c44daa00 c6ef2000 # [ 109.366186] 3f40: b6e65000 00000000 00000000 00000004 c6ef3f94 c6ef3f60 c0599298 c0598c04 # [ 109.376358] 3f60: 00000000 00000000 c6ef3fac 1b2b1ebd 0000000d 0000000d b6face00 00000004 # [ 109.386442] 3f80: c03002e4 c6ef2000 c6ef3fa4 c6ef3f98 c0599328 c0599230 00000000 c6ef3fa8 # [ 109.396616] 3fa0: c03000c0 c059931c 0000000d 0000000d 00000001 b6e65000 0000000d 00000000 # [ 109.406872] 3fc0: 0000000d 0000000d b6face00 00000004 00000001 00000000 00020000 bed41a54 # [ 109.417043] 3fe0: 00000004 bed41788 b6f174cf b6e9d7e6 800e0030 00000001 00000000 00000000 # [ 109.427124] Backtrace: # [ 109.431580] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 109.442525] r7:c6ef3f60 r6:0000000d r5:c5caf000 r4:c5f2c7c0 # [ 109.449755] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.460268] r5:c5caf000 r4:00000021 # [ 109.465583] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.475588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.485927] r9:c6ef3f60 r8:c536bcc0 r7:0000000d r6:b6e65000 r5:c44daa00 r4:c0c33420 # [ 109.495671] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.505923] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e65000 r5:c44daa00 r4:00000000 # [ 109.515661] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.52[ 110.031518] lkdtm: Performing direct entry EXEC_VMALLOC 4791] r10:00000004 r9:00000000 r[ 110.037371] lkdtm: attempting ok execution at c0c33db0 8:00000000 r7:b6e65000 r6:c6ef200[ 110.045350] lkdtm: attempting bad execution at f0982000 0 r5:c44daa00 # [ 109.534523] [ 110.053352] 8<--- cut here --- r4:c44daa00 # [ [1 0 91.1503.8059215] Unable to handle kernel paging request at virtual address f0982000 12] [] (ksys_write) fro[ 110.068676] pgd = c3990bbb m [] (sys_write+0x18/0x[ 110.074237] [f0982000] *pgd=12949811, *pte=4930d65f, *ppte=4930d45f 1c) # [ 109.548013] r9:c6ef200[ 110.083356] Internal error: Oops: 8000000f [#6] SMP ARM 0 r8:c03002e4 r7:00000004 r6:b6fa[ 110.091398] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 ce00 r5:0000000d r[4 : 0101000.0123103] CPU: 1 PID: 2031 Comm: cat Tainted: G D W 5.10.162-cip24 #1 0d # [ [ 1 0191.05.5173735040]8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (sys_wr[i t e1)1 0f.141278] PC is at 0xf0982000 om [] (ret_[f a s11t0_.146677] LR is at execute_location+0xa4/0xb4 yscall+0x0[/ 0 x12180). 1 5#3 4[57] pc : [] lr : [] psr: 600e0013 109.5674[8 6 ]1 1E0x.c1e6p1t5i4o] sp : c471be30 ip : c471bd38 fp : c471be4c n stack[( 0 x1c160e.f136f8a5803 ] r10: 0000000d r9 : c1acd0d8 r8 : c15e8704 o 0xc6ef3[f f 01)1 0 .#1 7[5 3 71] r7 : c471bf60 r6 : 00000001 r5 : f0982000 r4 : c0c33db0 09.574[2 7 411]0 .31f8a306:3 8 ] r3 : 8996912c r2 : 8996912c r1 : ef7965e0 r0 : 0000002b [ 0101000.01091029] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none d 0000000d 0[0 0 0101000.12 0b06771] Control: 10c5387d Table: 16dfc04a DAC: 00000051 65000 0000000d[ 0 0101000.020008426] Process cat (pid: 2031, stack limit = 0x2b110abc) # [ 109[. 5 8141207.421]6 136f5] Stack: (0xc471be30 to 0xc471c000) 0: 0000000d 00000[0 0 d1 1b06.f2a2260] be20: f0982000 c6ceb000 0000000d c471bf60 [ 110.232518] be40: c471be64 c471be50 c0c33e34 c135fd9c 00000022 c6ceb000 c471be74 c471be68 ce00 00000004 00000001[ 0 010100.240704] be60: c0c33040 c0c33e18 c471be9c c471be78 c0c33540 c0c33020 c0c33420 c475a780 000 00020000 [b e d14110a.5245 1 17] be80: b6e38000 0000000d c536bcc0 c471bf60 c471bec4 c471bea0 c07e0650 c0c3342c # [ 109.594444[ ] 131f0e.02:6 1301] bea0: 00000000 c475a780 b6e38000 c2816000 c471bf60 c07e05ec c471bf5c c471bec8 0000004 bed4178[8 b161f01.72471473] bec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c471a000 f b6e9d7e6 # [[ 111009..26801644] bee0: b6e38000 00020000 00000004 0000000d 0001fff3 c471bee0 00000001 b6e37000 321] Code: eff6[6 4 c101 0e.f2f94816] bf00: c5b8a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 8ac0 eff5fb40 ef[f 5 6181600. 3(01987] bf20: 00000000 00000000 c1375648 8996912c c205c6a0 c475a780 c475a780 c471a000 1a0c00d) # [ [1 0 91.1600.93512246] bf40: b6e38000 00000000 00000000 00000004 c471bf94 c471bf60 c0599298 c0598c04 2] ---[ end tra[c e 14120c.63720504] bf60: 00000000 00000000 c471bfac 8996912c 0000000d 0000000d b6f7fe00 00000004 16fe3902da ]---[ #1 1E0X.E3C3_675] bf80: c03002e4 c471a000 c471bfa4 c471bf98 c0599328 c0599230 00000000 c471bfa8 KMALLOC: missin[g '1c1a0l.l3 4t847] bfa0: c03000c0 c059931c 0000000d 0000000d 00000001 b6e38000 0000000d 00000000 race:': [FAIL] [ n o1t1 0o.k3 53019] bfc0: 0000000d 0000000d b6f7fe00 00000004 00000001 00000000 00020000 be860a54 2 selftests:[ l k1d1t0m.:3 6E3X190] bfe0: 00000004 be860788 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 C_KMALLOC.sh #[ e x1i1t0=.13 7 3271] Backtrace: selftests: lkdtm: EXEC_VMA[L L O10.377725] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) C.sh [ 110.388670] r7:c471bf60 r6:0000000d r5:c6ceb000 r4:f0982000 [ 110.394851] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.403208] r5:c6ceb000 r4:00000022 [ 110.406793] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.414812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.422738] r9:c471bf60 r8:c536bcc0 r7:0000000d r6:b6e38000 r5:c475a780 r4:c0c33420 [ 110.430495] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.438335] r9:c07e05ec r8:c471bf60 r7:c2816000 r6:b6e38000 r5:c475a780 r4:00000000 [ 110.446088] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.453232] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c471a000 r5:c475a780 [ 110.461066] r4:c475a780 [ 110.463610] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.470754] r9:c471a000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000d r4:0000000d [ 110.478509] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.486081] Exception stack(0xc471bfa8 to 0xc471bff0) [ 110.491142] bfa0: 0000000d 0000000d 00000001 b6e38000 0000000d 00000000 [ 110.499327] bfc0: 0000000d 0000000d b6f7fe00 00000004 00000001 00000000 00020000 be860a54 [ 110.507509] bfe0: 00000004 be860788 b6eea4cf b6e707e6 [ 110.512573] Code: bad PC value [ 110.515712] ---[ end trace 42c67016fe3902db ]--- # Segmentation fault # [ 110.031518] lkdtm: Performing direct entry EXEC_VMALLOC # [ 110.037371] lkdtm: attempting ok execution at c0c33db0 # [ 110.045350] lkdtm: attempting bad execution at f0982000 # [ 110.053352] 8<--- cut here --- # [ 110.059215] Unable to handle kernel paging request at virtual address f0982000 # [ 110.068676] pgd = c3990bbb # [ 110.074237] [f0982000] *pgd=12949811, *pte=4930d65f, *ppte=4930d45f # [ 110.083356] Internal error: Oops: 8000000f [#6] SMP ARM # [ 110.091398] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.123103] CPU: 1 PID: 2031 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 110.133008] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.141278] PC is at 0xf0982000 # [ 110.146677] LR is at execute_location+0xa4/0xb4 # [ 110.153457] pc : [] lr : [] psr: 600e0013 # [ 110.161544] sp : c471be30 ip : c471bd38 fp : c471be4c # [ 110.168503] r10: 0000000d r9 : c1acd0d8 r8 : c15e8704 # [ 110.175377] r7 : c471bf60 r6 : 00000001 r5 : f0982000 r4 : c0c33db0 # [ 110.183638] r3 : 8996912c r2 : 8996912c r1 : ef7965e0 r0 : 0000002b # [ 110.191729] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.200771] Control: 10c5387d Table: 16dfc04a DAC: 00000051 # [ 110.208426] Process cat (pid: 2031, stack limit = 0x2b110abc) # [ 110.216165] Stack: (0xc471be30 to 0xc471c000) # [ 110.222260] be20: f0982000 c6ceb000 0000000d c471bf60 # [ 110.232518] be40: c471be64 c471be50 c0c33e34 c135fd9c 00000022 c6ceb000 c471be74 c471be68 # [ 110.240704] be60: c0c33040 c0c33e18 c471be9c c471be78 c0c33540 c0c33020 c0c33420 c475a780 # [ 110.251217] be80: b6e38000 0000000d c536bcc0 c471bf60 c471bec4 c471bea0 c07e0650 c0c3342c # [ 110.261301] bea0: 00000000 c475a780 b6e38000 c2816000 c471bf60 c07e05ec c471bf5c c471bec8 # [ 110.271473] bec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c471a000 # [ 110.281644] bee0: b6e38000 00020000 00000004 0000000d 0001fff3 c471bee0 00000001 b6e37000 # [ 110.291816] bf00: c5b8a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.301987] bf20: 00000000 00000000 c1375648 8996912c c205c6a0 c475a780 c475a780 c471a000 # [ 110.312246] bf40: b6e38000 00000000 00000000 00000004 c471bf94 c471bf60 c0599298 c0598c04 # [ 110.322504] bf60: 00000000 00000000 c471bfac 8996912c 0000000d 0000000d b6f7fe00 00000004 # [ 110.332675] bf80: c03002e4 c471a000 c471bfa4 c471bf98 c0599328 c0599230 00000000 c471bfa8 # [ 110.342847] bfa0: c03000c0 c059931c 0000000d 0000000d 00000001 b6e38000 0000000d 00000000 # [ 110.353019] bfc0: 0000000d 0000000d b6f7fe00 00000004 00000001 00000000 00020000 be860a54 # [ 110.363190] bfe0: 00000004 be860788 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 # [ 110.373271] Backtrace: # [ 110.377725] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 110.388670] r7:c471bf60 r6:0000000d r5:c6ceb000 r4:f0982000 # [ 110.394851] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.403208] r5:c6ceb000 r4:00000022 # [ 110.406793] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.414812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.422738] r9:c471bf60 r8:c536bcc0 r7:0000000d r6:b6e38[ 110.966789] lkdtm: Performing direct entry EXEC_RODATA 000 r5:c475a780 r4:c0c33420 # [ [ 110.973774] lkdtm: attempting ok execution at c0c33db0 110.430495] [] (full_p[ 110.981676] lkdtm: attempting bad execution at c15e89a0 roxy_write) from [] (vf[ 110.989812] 8<--- cut here --- [ 110.995701] Unable to handle kernel paging request at virtual address c15e89a0 [ 111.002951] pgd = 1ad7a098 [ 111.005683] [c15e89a0] *pgd=1141941e(bad) [ 111.009749] Internal error: Oops: 8000000d [#7] SMP ARM [ 111.014997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 111.044293] CPU: 0 PID: 2108 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 111.052062] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.058631] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 111.063715] LR is at execute_location+0xa4/0xb4 [ 111.068270] pc : [] lr : [] psr: 600e0013 [ 111.074558] sp : c6fc1e38 ip : c6fc1d40 fp : c6fc1e54 [ 111.079804] r10: 0000000c r9 : c1acd0e8 r8 : c15e8704 [ 111.085051] r7 : c6fc1f60 r6 : 00000000 r5 : c15e89a0 r4 : c0c33db0 [ 111.091600] r3 : 4ef6dab3 r2 : 4ef6dab3 r1 : ef7815e0 r0 : 0000002b [ 111.098153] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 111.105312] Control: 10c5387d Table: 16fd404a DAC: 00000051 [ 111.111082] Process cat (pid: 2108, stack limit = 0x48f2645d) [ 111.116851] Stack: (0xc6fc1e38 to 0xc6fc2000) [ 111.121237] 1e20: 00000023 c69e3000 [ 111.129445] 1e40: 0000000c c6fc1f60 c6fc1e64 c6fc1e58 c136001c c135fd9c c6fc1e74 c6fc1e68 [ 111.137653] 1e60: c0c33040 c1360004 c6fc1e9c c6fc1e78 c0c33540 c0c33020 c0c33420 c69dedc0 [ 111.145860] 1e80: b6eb1000 0000000c c536bcc0 c6fc1f60 c6fc1ec4 c6fc1ea0 c07e0650 c0c3342c [ 111.154069] 1ea0: 00000000 c69dedc0 b6eb1000 c2816000 c6fc1f60 c07e05ec c6fc1f5c c6fc1ec8 [ 111.162276] 1ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6fc0000 [ 111.170484] 1ee0: b6eb1000 00020000 00000004 0000000c 0001fff4 c6fc1ee0 00000001 b6eb0000 [ 111.178691] 1f00: c5ab3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.186898] 1f20: 00000000 00000000 c1375648 4ef6dab3 c205c6a0 c69dedc0 c69dedc0 c6fc0000 [ 111.195105] 1f40: b6eb1000 00000000 00000000 00000004 c6fc1f94 c6fc1f60 c0599298 c0598c04 [ 111.203312] 1f60: 00000000 00000000 c6fc1fac 4ef6dab3 0000000c 0000000c b6ff8e00 00000004 [ 111.211520] 1f80: c03002e4 c6fc0000 c6fc1fa4 c6fc1f98 c0599328 c0599230 00000000 c6fc1fa8 [ 111.219728] 1fa0: c03000c0 c059931c 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 [ 111.227935] 1fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 bec14a54 [ 111.236143] 1fe0: 00000004 bec14788 b6f634cf b6ee97e6 800e0030 00000001 00000000 00000000 [ 111.244337] Backtrace: [ 111.246835] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 111.255220] r7:c6fc1f60 r6:0000000c r5:c69e3000 r4:00000023 [ 111.260918] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.269216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.277263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.285213] r9:c6fc1f60 r8:c536bcc0 r7:0000000c r6:b6eb1000 r5:c69dedc0 r4:c0c33420 [ 111.292999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.300860] r9:c07e05ec r8:c6fc1f60 r7:c2816000 r6:b6eb1000 r5:c69dedc0 r4:00000000 [ 111.308637] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.315803] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c6fc0000 r5:c69dedc0 [ 111.323652] r4:c69dedc0 [ 111.326220] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.333387] r9:c6fc0000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:0000000c r4:0000000c [ 111.341166] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.348757] Exception stack(0xc6fc1fa8 to 0xc6fc1ff0) [ 111.353839] 1fa0: 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 [ 111.362047] 1fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 bec14a54 [ 111.370250] 1fe0: 00000004 bec14788 b6f634cf b6ee97e6 [ 111.375335] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 111.381460] ---[ end trace 42c67016fe3902dc ]--- s_write+0x10c/0x524) # [ 110.438335] r9:c07e05ec r8:c471bf60 r7:c2816000 r6:b6e38000 r5:c475a780 r4:00000000 # [ 110.446088] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.453232] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c471a000 r5:c475a780 # [ 110.461066] r4:c475a780 # [ 110.463610] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.470754] r9:c471a000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000d r4:0000000d # [ 110.478509] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.486081] Exception stack(0xc471bfa8 to 0xc471bff0) # [ 110.491142] bfa0: 0000000d 0000000d 00000001 b6e38000 0000000d 00000000 # [ 110.499327] bfc0: 0000000d 0000000d b6f7fe00 00000004 00000001 00000000 00020000 be860a54 # [ 110.507509] bfe0: 00000004 be860788 b6eea4cf b6e707e6 # [ 110.512573] Code: bad PC value # [ 110.515712] ---[ end trace 42c67016fe3902db ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh # Segmentation fault # [ 110.966789] lkdtm: Performing direct entry EXEC_RODATA # [ 110.973774] lkdtm: attempting ok execution at c0c33db0 # [ 110.981676] lkdtm: attempting bad execution at c15e89a0 # [ 110.989812] 8<--- cut here --- # [ 110.995701] Unable to handle kernel paging request at virtual address c15e89a0 # [ 111.002951] pgd = 1ad7a098 # [ 111.005683] [c15e89a0] *pgd=1141941e(bad) # [ 111.009749] Internal error: Oops: 8000000d [#7] SMP ARM # [ 111.014997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.044293] CPU: 0 PID: 2108 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 111.052062] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.058631] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 111.063715] LR is at execute_location+0xa4/0xb4 # [ 111.068270] pc : [] lr : [] psr: 600e0013 # [ 111.074558] sp : c6fc1e38 ip : c6fc1d40 fp : c6fc1e54 # [ 111.079804] r10: 0000000c r9 : c1acd0e8 r8 : c15e8704 # [ 111.085051] r7 : c6fc1f60 r6 : 00000000 r5 : c15e89a0 r4 : c0c33db0 # [ 111.091600] r3 : 4ef6dab3 r2 : 4ef6dab3 r1 : ef7815e0 r0 : 0000002b # [ 111.098153] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.105312] Control: 10c5387d Table: 16fd404a DAC: 00000051 # [ 111.111082] Process cat (pid: 2108, stack limit = 0x48f2645d) # [ 111.116851] Stack: (0xc6fc1e38 to 0xc6fc2000) # [ 111.121237] 1e20: 00000023 c69e3000 # [ 111.129445] 1e40: 0000000c c6fc1f60 c6fc1e64 c6fc1e58 c136001c c135fd9c c6fc1e74 c6fc1e68 # [ 111.137653] 1e60: c0c33040 c1360004 c6fc1e9c c6fc1e78 c0c33540 c0c33020 c0c33420 c69dedc0 # [ 111.145860] 1e80: b6eb1000 0000000c c536bcc0 c6fc1f60 c6fc1ec4 c6fc1ea0 c07e0650 c0c3342c # [ 111.154069] 1ea0: 00000000 c69dedc0 b6eb1000 c2816000 c6fc1f60 c07e05ec c6fc1f5c c6fc1ec8 # [ 111.162276] 1ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6fc0000 # [ 111.170484] 1ee0: b6eb1000 00020000 00000004 0000000c 0001fff4 c6fc1ee0 00000001 b6eb0000 # [ 111.178691] 1f00: c5ab3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.186898] 1f20: 00000000 00000000 c1375648 4ef6dab3 c205c6a0 c69dedc0 c69dedc0 c6fc0000 # [ 111.195105] 1f40: b6eb1000 00000000 00000000 00000004 c6fc1f94 c6fc1f60 c0599298 c0598c04 # [ 111.203312] 1f60: 00000000 00000000 c6fc1fac 4ef6dab3 0000000c 0000000c b6ff8e00 00000004 # [ 111.211520] 1f80: c03002e4 c6fc0000 c6fc1fa4 c6fc1f98 c0599328 c0599230 00000000 c6fc1fa8 # [ 111.219728] 1fa0: c03000c0 c059931c 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 # [ 111.227935] 1fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 bec14a54 # [ 111.236143] 1fe0: 00000004 bec14788 b6f634cf b6ee97e6 800e0030 00000001 00000000 00000000 # [ 111.244337] Backtrace: # [ 111.246835] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 111.255220] r7:c6fc1f60 r6:0000000c r5:c69e3000 r4:00000023 # [ 111.260918] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.269216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.277263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.285213] r9:c6fc1f60 r8:c536bcc0 r7:0000000c r6:b6eb1000 r5:c69dedc0 r4:c0c33420 # [ 111.292999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.300860] r9:c07e05ec r8:c6fc1f60 r7:c28160[ 111.842354] lkdtm: Performing direct entry EXEC_USERSPACE 00 r6:b6eb1000 r5:c69dedc0 r4:000[ 111.849996] lkdtm: attempting ok execution at c0c33db0 00000 # [ 111.308637] [] (vfs_write) from [][ 111.866079] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f81000 (ksys_write+0x74/0[x e c1)1 1 .#76025] Internal error: : b [#8] SMP ARM [ 111.315803] r10:00000004 r9:[ 111.882461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 00000000 r8:000[0 0 010101 .r971:162] CPU: 3 PID: 2184 Comm: cat Tainted: G D W 5.10.162-cip24 #1 b6eb1000 [r 6 :1c161f.c902030809 ] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r5:c69dedc0 # [ 1[1 1 .131213.632164] PC is at 0xb6f81000 52] r4:c69dedc0 [# [1 1 11.1937475] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 .326220] [<[c 0 151919.292444>5]16] pc : [] lr : [] psr: 60070013 (ksys_wri[t e )1 1f1r.o9m5 2[6<0c] sp : c6d75e48 ip : c6d75d50 fp : c6d75e64 05993[2 8 >1]1 1(.s9y5s9_5w6r2i]tr10: 0000000f r9 : c1acd0f4 r8 : c15e8704 e+0x18/0x1[c ) 1 1#1. 9[6 6 3151] r7 : c6d75f60 r6 : 0000000f r5 : c6d29000 r4 : b6f81000 1.33338[7 ] 1 1r19.:9c764f6c1010 r3 : d132f7d8 r2 : d132f7d8 r1 : ef7c05e0 r0 : 0000002b 00 r8:c030[0 2 e141 1r.79:80207089] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0004 r6:b6ff8[e 0 011 1r.59:9010745] Control: 10c5387d Table: 16fc004a DAC: 00000051 0000c r4:0000[0 0 01c1 1 .#9 9[9 99] Process cat (pid: 2184, stack limit = 0x1dbe5575) 111.3411[6 6 ]1 1[2<.c0005790953] Stack: (0xc6d75e48 to 0xc6d76000) 10>] (sys_write[) f1r1o2m. 0[1<148] 5e40: 00000001 00000000 0000000f 00000024 c6d75e74 c6d75e68 c03000c0>] (ret_fa[s t _11s2y.s0c3322] 5e60: c0c33040 c0c33e4c c6d75e9c c6d75e78 c0c33540 c0c33020 c0c33420 c475adc0 all+0x0/0x28)[ #1 1[2 . 01313179] 5e80: b6e3b000 0000000f c536bcc0 c6d75f60 c6d75ec4 c6d75ea0 c07e0650 c0c3342c .348757] Excep[t i o1n1 2s.t0a4c3663] 5ea0: 00000000 c475adc0 b6e3b000 c2816000 c6d75f60 c07e05ec c6d75f5c c6d75ec8 (0xc6fc1fa8 to [0 x c161f2c.10f5f837] 5ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6d74000 0) # [ 111.3[5 3 813192]. 016f4008] 5ee0: b6e3b000 00020000 00000004 0000000f 0001fff1 c6d75ee0 00000001 b6e3a000 0: [ 1 1 2 .00070180] 5f00: c5a24280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000c 0000000c 00[0 0 0101021. 0b4353] 5f20: 00000000 00000000 c1375648 d132f7d8 c205c6a0 c475adc0 c475adc0 c6d74000 6eb1000 0000000[c 0101020.00090610] 5f40: b6e3b000 00000000 00000000 00000004 c6d75f94 c6d75f60 c0599298 c0598c04 0 # [ 111.362[0 4 71]1 21.f1c00781] 5f60: 00000000 00000000 c6d75fac d132f7d8 0000000f 0000000f b6f82e00 00000004 : 0000000c 000[0 0 0101c2 .b161f4952] 5f80: c03002e4 c6d74000 c6d75fa4 c6d75f98 c0599328 c0599230 00000000 c6d75fa8 8e00 00000004[ 0 0101020.010215 24] 5fa0: c03000c0 c059931c 0000000f 0000000f 00000001 b6e3b000 0000000f 00000000 00000000 0002000[0 b1e1c21.41a35211] 5fc0: 0000000f 0000000f b6f82e00 00000004 00000001 00000000 00020000 beb28a54 4 # [ 111.37[0 2 5101]2 .114f5e68] 5fe0: 00000004 beb28788 b6eed4cf b6e737e6 800e0030 00000001 00000000 00000000 0: 00000004 [b e c111427.8185 5b546] Backtrace: f634cf b6ee97e6 # [ 11[1 . 31712.159913] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 335] Code[ : 151f27.2177506835 6] r4:00000024 e756f63 0000007[4 a1a152.51a7a5130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 5 (e1a0c00d) # [ 111.[3 8 11412.185131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0] ---[ end tra[c e 14122c.61790472] r9:c6d75f60 r8:c536bcc0 r7:0000000f r6:b6e3b000 r5:c475adc0 r4:c0c33420 16fe3902dc ]--- # EXEC_RO[D A T112.205216] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) : missing 'call [t r a1c1e2:.'2:15555] r9:c07e05ec r8:c6d75f60 r7:c2816000 r6:b6e3b000 r5:c475adc0 r4:00000000 [FAIL] not ok 34[ s e1l1f2t.e2s5380] [] (vfs_write) from [] (ksys_write+0x74/0xec) ts: lkdtm: EXEC_[R O D1A1T2A..23s596] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6d74000 r5:c475adc0 h # exi[t = 11 1 2#. 2s4e4l4f1t5e r4:c475adc0 sts: lkdtm: EXEC_US[E R S1P1A2C.E48603] [] (ksys_write) from [] (sys_write+0x18/0x1c) .sh [ 112.257904] r9:c6d74000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000000f r4:0000000f [ 112.266084] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.273656] Exception stack(0xc6d75fa8 to 0xc6d75ff0) [ 112.278716] 5fa0: 0000000f 0000000f 00000001 b6e3b000 0000000f 00000000 [ 112.286901] 5fc0: 0000000f 0000000f b6f82e00 00000004 00000001 00000000 00020000 beb28a54 [ 112.295083] 5fe0: 00000004 beb28788 b6eed4cf b6e737e6 [ 112.300146] Code: bad PC value [ 112.303211] ---[ end trace 42c67016fe3902dd ]--- # Segmentation fault # [ 111.842354] lkdtm: Performing direct entry EXEC_USERSPACE # [ 111.849996] lkdtm: attempting ok execution at c0c33db0 # [ 111.860236] lkdtm: attempting bad execution at b6f81000 # [ 111.866079] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f81000 # [ 111.876025] Internal error: : b [#8] SMP ARM # [ 111.882461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.914162] CPU: 3 PID: 2184 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 111.923896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.932164] PC is at 0xb6f81000 # [ 111.937475] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 111.944516] pc : [] lr : [] psr: 60070013 # [ 111.952603] sp : c6d75e48 ip : c6d75d50 fp : c6d75e64 # [ 111.959562] r10: 0000000f r9 : c1acd0f4 r8 : c15e8704 # [ 111.966350] r7 : c6d75f60 r6 : 0000000f r5 : c6d29000 r4 : b6f81000 # [ 111.974611] r3 : d132f7d8 r2 : d132f7d8 r1 : ef7c05e0 r0 : 0000002b # [ 111.982789] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.991745] Control: 10c5387d Table: 16fc004a DAC: 00000051 # [ 111.999399] Process cat (pid: 2184, stack limit = 0x1dbe5575) # [ 112.007052] Stack: (0xc6d75e48 to 0xc6d76000) # [ 112.013148] 5e40: 00000001 00000000 0000000f 00000024 c6d75e74 c6d75e68 # [ 112.023322] 5e60: c0c33040 c0c33e4c c6d75e9c c6d75e78 c0c33540 c0c33020 c0c33420 c475adc0 # [ 112.033579] 5e80: b6e3b000 0000000f c536bcc0 c6d75f60 c6d75ec4 c6d75ea0 c07e0650 c0c3342c # [ 112.043663] 5ea0: 00000000 c475adc0 b6e3b000 c2816000 c6d75f60 c07e05ec c6d75f5c c6d75ec8 # [ 112.053837] 5ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6d74000 # [ 112.064008] 5ee0: b6e3b000 00020000 00000004 0000000f 0001fff1 c6d75ee0 00000001 b6e3a000 # [ 112.074180] 5f00: c5a24280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.084353] 5f20: 00000000 00000000 c1375648 d132f7d8 c205c6a0 c475adc0 c475adc0 c6d74000 # [ 112.094610] 5f40: b6e3b000 00000000 00000000 00000004 c6d75f94 c6d75f60 c0599298 c0598c04 # [ 112.104781] 5f60: 00000000 00000000 c6d75fac d132f7d8 0000000f 0000000f b6f82e00 00000004 # [ 112.114952] 5f80: c03002e4 c6d74000 c6d75fa4 c6d75f98 c0599328 c0599230 00000000 c6d75fa8 # [ 112.125124] 5fa0: c03000c0 c059931c 0000000f 0000000f 00000001 b6e3b000 0000000f 00000000 # [ 112.135211] 5fc0: 0000000f 0000000f b6f82e00 00000004 00000001 00000000 00020000 beb28a54 # [ 112.145468] 5fe0: 00000004 beb28788 b6eed4cf b6e737e6 800e0030 00000001 00000000 00000000 # [ 112.155546] Backtrace: # [ 112.159913] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.170856] r4:00000024 # [ 112.175130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.185131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.195472] r9:c6d75f60 r8:c536bcc0 r7:0000000f r6:b6e3b000 r5:c475adc0 r4:c0c33420 # [ 112.205216] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.215555] r9:c07e05ec r8:c6d75f60 r7:c2816000 r6:b6e3b000 r5:c475adc0 r4:00000000 # [ 112.225380] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.234596] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6d74000 r5:c475adc0 # [ 112.244415] r4:c475adc0 # [ 112.248603] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.257904] r9:c6d74000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000000f r4:0000000f # [ 1[ 112.728582] lkdtm: Performing direct entry EXEC_NULL 12.266084] [] (sys_writ[ 112.735646] lkdtm: attempting ok execution at c0c33db0 e) from [] (ret_fast_sy[ 112.743754] lkdtm: attempting bad execution at 00000000 scall+0x0/0x28) # [ 112.273656][ 112.751697] 8<--- cut here --- Exception stack(0xc6d75fa8 to 0x[ 112.757647] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c6d75ff0) # [ 112.278716] 5fa0:[ 112.768662] pgd = 22dae9fa 0000000f 00000[ 112.774168] [00000000] *pgd=00000000 00f 00000001 b6e3b000 0000000f 00[ 112.780584] Internal error: Oops: 80000005 [#9] SMP ARM 000000 # [ 112.286901] 5fc0: 00[ 112.788659] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 00000f 0000000f b6f8[2 e 0101 20.820366] CPU: 2 PID: 2255 Comm: cat Tainted: G D W 5.10.162-cip24 #1 000004 0[0 0 0101020.18 300030508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000 00020000 beb28[a 5 41 1 2#. 838627] PC is at 0x0 112.295083] 5fe0: [0 0 0101020.843332] LR is at execute_location+0xa4/0xb4 4 beb28788 b[6 e e11d24.c8f5 0b161] pc : [<00000000>] lr : [] psr: 600e0013 e737e6 [# [1 1 21.1825.8310907] sp : c6bd3e38 ip : 00000027 fp : c6bd3e54 46] Cod[e : 1b1a2d. 8P6C5 1v5a7l r10: 0000000a r9 : c1acd104 r8 : c15e8704 ue # [ 1[1 2 .131023.8271210]3 ] r7 : c6bd3f60 r6 : 00000000 r5 : 00000000 r4 : c0c33db0 ---[ end[ t r1a1c2e. 84820c26971] r3 : b57dd6bc r2 : b57dd6bc r1 : ef7ab5e4 r0 : 0000002b 16fe3902d[d ]1-1-2-. 8 8#8 5E5X] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none EC_USERSPACE[: m1i1s2.s8i9n7g4 7] Control: 10c5387d Table: 16ec404a DAC: 00000051 'call trace:'[: [1F1A2I.L9]0 4 95] Process cat (pid: 2255, stack limit = 0xb1031827) not ok [3 5 1s1e2l.f9t1e2s6t4s6: Stack: (0xc6bd3e38 to 0xc6bd4000) lkdtm: EXEC_U[S E 1R1S2P.A9C1E8.53] 3e20: 00000025 c5eb4000 sh # exit=1 # sel[f t e1s1t2s.:928740] 3e40: 0000000a c6bd3f60 c6bd3e64 c6bd3e58 c1360040 c135fd9c c6bd3e74 c6bd3e68 lkdtm: EXEC_N[U L L1.1s2h. 9 39084] 3e60: c0c33040 c136002c c6bd3e9c c6bd3e78 c0c33540 c0c33020 c0c33420 c5a25540 [ 112.949083] 3e80: b6e56000 0000000a c536bcc0 c6bd3f60 c6bd3ec4 c6bd3ea0 c07e0650 c0c3342c [ 112.957269] 3ea0: 00000000 c5a25540 b6e56000 c2816000 c6bd3f60 c07e05ec c6bd3f5c c6bd3ec8 [ 112.965454] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6bd2000 [ 112.973638] 3ee0: b6e56000 00020000 00000004 0000000a 0001fff6 c6bd3ee0 00000001 b6e55000 [ 112.981823] 3f00: c475a140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.990008] 3f20: 00000000 00000000 c1375648 b57dd6bc c205c6a0 c5a25540 c5a25540 c6bd2000 [ 112.998193] 3f40: b6e56000 00000000 00000000 00000004 c6bd3f94 c6bd3f60 c0599298 c0598c04 [ 113.006377] 3f60: 00000000 00000000 c6bd3fac b57dd6bc 0000000a 0000000a b6f9de00 00000004 [ 113.014563] 3f80: c03002e4 c6bd2000 c6bd3fa4 c6bd3f98 c0599328 c0599230 00000000 c6bd3fa8 [ 113.022749] 3fa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 [ 113.030935] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 befc8a54 [ 113.039120] 3fe0: 00000004 befc8788 b6f084cf b6e8e7e6 800e0030 00000001 00000000 00000000 [ 113.047299] Backtrace: [ 113.049763] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 113.057949] r7:c6bd3f60 r6:0000000a r5:c5eb4000 r4:00000025 [ 113.063620] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.071721] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.079737] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.087663] r9:c6bd3f60 r8:c536bcc0 r7:0000000a r6:b6e56000 r5:c5a25540 r4:c0c33420 [ 113.095420] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.103259] r9:c07e05ec r8:c6bd3f60 r7:c2816000 r6:b6e56000 r5:c5a25540 r4:00000000 [ 113.111011] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.118154] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6bd2000 r5:c5a25540 [ 113.125987] r4:c5a25540 [ 113.128530] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.135676] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:0000000a r4:0000000a [ 113.143431] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.151006] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) [ 113.156065] 3fa0: 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 [ 113.164249] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 befc8a54 [ 113.172432] 3fe0: 00000004 befc8788 b6f084cf b6e8e7e6 [ 113.177495] Code: bad PC value [ 113.180632] ---[ end trace 42c67016fe3902de ]--- # Segmentation fault # [ 112.728582] lkdtm: Performing direct entry EXEC_NULL # [ 112.735646] lkdtm: attempting ok execution at c0c33db0 # [ 112.743754] lkdtm: attempting bad execution at 00000000 # [ 112.751697] 8<--- cut here --- # [ 112.757647] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 112.768662] pgd = 22dae9fa # [ 112.774168] [00000000] *pgd=00000000 # [ 112.780584] Internal error: Oops: 80000005 [#9] SMP ARM # [ 112.788659] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.820366] CPU: 2 PID: 2255 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 112.830358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.838627] PC is at 0x0 # [ 112.843332] LR is at execute_location+0xa4/0xb4 # [ 112.850111] pc : [<00000000>] lr : [] psr: 600e0013 # [ 112.858197] sp : c6bd3e38 ip : 00000027 fp : c6bd3e54 # [ 112.865157] r10: 0000000a r9 : c1acd104 r8 : c15e8704 # [ 112.872030] r7 : c6bd3f60 r6 : 00000000 r5 : 00000000 r4 : c0c33db0 # [ 112.880291] r3 : b57dd6bc r2 : b57dd6bc r1 : ef7ab5e4 r0 : 0000002b # [ 112.888555] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.897427] Control: 10c5387d Table: 16ec404a DAC: 00000051 # [ 112.904995] Process cat (pid: 2255, stack limit = 0xb1031827) # [ 112.912646] Stack: (0xc6bd3e38 to 0xc6bd4000) # [ 112.918653] 3e20: 00000025 c5eb4000 # [ 112.928740] 3e40: 0000000a c6bd3f60 c6bd3e64 c6bd3e58 c1360040 c135fd9c c6bd3e74 c6bd3e68 # [ 112.939084] 3e60: c0c33040 c136002c c6bd3e9c c6bd3e78 c0c33540 c0c33020 c0c33420 c5a25540 # [ 112.949083] 3e80: b6e56000 0000000a c536bcc0 c6bd3f60 c6bd3ec4 c6bd3ea0 c07e0650 c0c3342c # [ 112.957269] 3ea0: 00000000 c5a25540 b6e56000 c2816000 c6bd3f60 c07e05ec c6bd3f5c c6bd3ec8 # [ 112.965454] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6bd2000 # [ 112.973638] 3ee0: b6e56000 00020000 00000004 0000000a 0001fff6 c6bd3ee0 00000001 b6e55000 # [ 112.981823] 3f00: c475a140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.990008] 3f20: 00000000 00000000 c1375648 b57dd6bc c205c6a0 c5a25540 c5a25540 c6bd2000 # [ 112.998193] 3f40: b6e56000 00000000 00000000 00000004 c6bd3f94 c6bd3f60 c0599298 c0598c04 # [ 113.006377] 3f60: 00000000 00000000 c6bd3fac b57dd6bc 0000000a 0000000a b6f9de00 00000004 # [ 113.014563] 3f80: c03002e4 c6bd2000 c6bd3fa4 c6bd3f98 c0599328 c0599230 00000000 c6bd3fa8 # [ 113.022749] 3fa0: c03000c0 c059931c 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 # [ 113.030935] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 befc8a54 # [ 113.039120] 3fe0: 00000004 befc8788 b6f084cf b6e8e7e6 800e0030 00000001 00000000 00000000 # [ 113.047299] Backtrace: # [ 113.049763] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 113.057949] r7:c6bd3f60 r6:0000000a r5:c5eb4000 r4:00000025 # [ 113.063620] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.071721] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.079737] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.087663] r9:c6bd3f60 r8:c536bcc0 r7:0000000a r6:b6e56000 r5:c5a25540 r4:c0c33420 # [ 113.095420] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.103259] r9:c07e05ec r8:c6bd3f60 r7:c2816000 r6:b6e56000 r5:c5a25540 r4:00000000 # [ 113.111011] [] (vfs_write[ 113.597778] lkdtm: Performing direct entry ACCESS_USERSPACE ) from [] (ksys_write+0[ 113.604260] lkdtm: attempting bad read at b6fcd000 x74/0xec) # [ 113.118154] r10:[ 113.611554] 8<--- cut here --- 00000004 r9:0[0 0 0101030.06 1r7858] Unhandled fault: page domain fault (0x01b) at 0xb6fcd000 :00000000 r7:[b 6 e151630.0602 5r24] pgd = 0ad26206 6:c6bd2000 r5:c5a25540[ #1 1[3.630339] [b6fcd000] *pgd=4b812831 113.125987] r4:c5a[2 5 514103 .636264] Internal error: : 1b [#10] SMP ARM # [ 113.128530] [] (ks[ 113.642960] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 ys_write) from [3]674666] CPU: 1 PID: 2331 Comm: cat Tainted: G D W 5.10.162-cip24 #1 (sys_write+[0 x 1181/30.x618c4)660] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.135676] r9:c6bd200[0 113.693108] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c r8:c03002e4 r7:0[0 0 0101030.47 00927] LR is at 0x0 6:b6f9de00 r[5 : 101030.07000505a1] pc : [] lr : [<00000000>] psr: 600e0013 r4:000000[0 a 1 1#3 .[7 1 316129] sp : c6bd3e38 ip : 00000027 fp : c6bd3e64 .143431] [<[c 0 5191933.1702>0]6 8] r10: 00000011 r9 : c1acd110 r8 : c15e8704 (sys_write) [ f r1o1m3 .[7<2c70736] r7 : c6bd3f60 r6 : 00000051 r5 : c6bd2000 r4 : b6fcd000 000c0>] (r[e t _1f1a3s.t7_3s6y0s74] r3 : a7e14611 r2 : a7e14611 r1 : ef7965e4 r0 : 00000026 all+0x0/0x28) #[ [ 1 1131.37.44427] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 51006] Excep[t i o1n1 3s.t7a5c3k643] Control: 10c5387d Table: 1471804a DAC: 00000051 0xc6bd3fa8 to 0xc[6 b d131f3f.07)1298] Process cat (pid: 2331, stack limit = 0xb1031827) # [ 113.1[5 6 016153]. 736f9a125] Stack: (0xc6bd3e38 to 0xc6bd4000) : [ 101030.0705394] 3e20: 00000022 00000000 00a 0000000a 000000[0 1 1b163e.585656] 3e40: 00000000 a7e14611 c6bd3e6c 00000026 c6be6000 00000011 c6bd3e74 c6bd3e68 6000 0000000a 000[0 0 010103 . 7#6001] 3e60: c0c33040 c0c33f20 c6bd3e9c c6bd3e78 c0c33540 c0c33020 c0c33420 c5afc140 [ 113.164249] 3fc[0 : 101030.006260] 3e80: b6e87000 00000011 c536bcc0 c6bd3f60 c6bd3ec4 c6bd3ea0 c07e0650 c0c3342c 000a 0000000a b6f9de0[0 0101030816607] 3ea0: 00000000 c5afc140 b6e87000 c2816000 c6bd3f60 c07e05ec c6bd3f5c c6bd3ec8 0004 00000001 0000[0 0 0101 30.0827039] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6bd2000 20000 befc8a54 #[ [ 1 1131.38.7385] 3ee0: b6e87000 00020000 00000004 00000011 0001ffef c6bd3ee0 00000001 b6e86000 172432] 3fe0: [0 0 0101030.0844 7643] 3f00: c44db680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 efc8788 b6f084cf b[6 e 81e173e.6857817] 3f20: 00000000 00000000 c1375648 a7e14611 c205c6a0 c5afc140 c5afc140 c6bd2000 # [ 113.177495] Co[d e :1 1b3a.868165] 3f40: b6e87000 00000000 00000000 00000004 c6bd3f94 c6bd3f60 c0599298 c0598c04 PC value # [ 11[3 . 1181036.3878597] 3f60: 00000000 00000000 c6bd3fac a7e14611 00000011 00000011 b6fcee00 00000004 ] ---[ end trace [4 2 c161730.1868943] 3f80: c03002e4 c6bd2000 c6bd3fa4 c6bd3f98 c0599328 c0599230 00000000 c6bd3fa8 fe3902de ]--- # EXEC[_ N U1L1L3:899203] 3fa0: c03000c0 c059931c 00000011 00000011 00000001 b6e87000 00000011 00000000 missing 'call tr[a c e1:1'3:. 9[9634] 3fc0: 00000011 00000011 b6fcee00 00000004 00000001 00000000 00020000 be97ba54 FAIL] not ok 36 se[l f t1e1s3t.s19894] 3fe0: 00000004 be97b788 b6f394cf b6ebf7e6 800e0030 00000001 00000000 00000000 : lkdtm: EXEC_[N U L1L1.3s.h9 3#0231] Backtrace: exit=1 # selftests: lkdt[m : 1A3.934687] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) CCESS_USERSPACE.[s h 1 13.945809] r6:00000011 r5:c6be6000 r4:00000026 [ 113.952164] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.960187] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.968117] r9:c6bd3f60 r8:c536bcc0 r7:00000011 r6:b6e87000 r5:c5afc140 r4:c0c33420 [ 113.975880] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.983723] r9:c07e05ec r8:c6bd3f60 r7:c2816000 r6:b6e87000 r5:c5afc140 r4:00000000 [ 113.991481] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.998628] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6bd2000 r5:c5afc140 [ 114.006463] r4:c5afc140 [ 114.009011] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.016158] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000011 r4:00000011 [ 114.023917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.031494] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) [ 114.036557] 3fa0: 00000011 00000011 00000001 b6e87000 00000011 00000000 [ 114.044746] 3fc0: 00000011 00000011 b6fcee00 00000004 00000001 00000000 00020000 be97ba54 [ 114.052933] 3fe0: 00000004 be97b788 b6f394cf b6ebf7e6 [ 114.057997] Code: e1a01004 e30e0034 e34c01ac eb1c8424 (e5943000) [ 114.064106] ---[ end trace 42c67016fe3902df ]--- # Segmentation fault # [ 113.597778] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 113.604260] lkdtm: attempting bad read at b6fcd000 # [ 113.611554] 8<--- cut here --- # [ 113.617458] Unhandled fault: page domain fault (0x01b) at 0xb6fcd000 # [ 113.625724] pgd = 0ad26206 # [ 113.630339] [b6fcd000] *pgd=4b812831 # [ 113.636264] Internal error: : 1b [#10] SMP ARM # [ 113.642960] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.674666] CPU: 1 PID: 2331 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 113.684660] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.693108] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 113.700927] LR is at 0x0 # [ 113.705541] pc : [] lr : [<00000000>] psr: 600e0013 # [ 113.713629] sp : c6bd3e38 ip : 00000027 fp : c6bd3e64 # [ 113.720678] r10: 00000011 r9 : c1acd110 r8 : c15e8704 # [ 113.727726] r7 : c6bd3f60 r6 : 00000051 r5 : c6bd2000 r4 : b6fcd000 # [ 113.736074] r3 : a7e14611 r2 : a7e14611 r1 : ef7965e4 r0 : 00000026 # [ 113.744427] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.753643] Control: 10c5387d Table: 1471804a DAC: 00000051 # [ 113.761298] Process cat (pid: 2331, stack limit = 0xb1031827) # [ 113.769125] Stack: (0xc6bd3e38 to 0xc6bd4000) # [ 113.775394] 3e20: 00000022 00000000 # [ 113.785656] 3e40: 00000000 a7e14611 c6bd3e6c 00000026 c6be6000 00000011 c6bd3e74 c6bd3e68 # [ 113.796001] 3e60: c0c33040 c0c33f20 c6bd3e9c c6bd3e78 c0c33540 c0c33020 c0c33420 c5afc140 # [ 113.806260] 3e80: b6e87000 00000011 c536bcc0 c6bd3f60 c6bd3ec4 c6bd3ea0 c07e0650 c0c3342c # [ 113.816607] 3ea0: 00000000 c5afc140 b6e87000 c2816000 c6bd3f60 c07e05ec c6bd3f5c c6bd3ec8 # [ 113.827039] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6bd2000 # [ 113.837385] 3ee0: b6e87000 00020000 00000004 00000011 0001ffef c6bd3ee0 00000001 b6e86000 # [ 113.847643] 3f00: c44db680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.857817] 3f20: 00000000 00000000 c1375648 a7e14611 c205c6a0 c5afc140 c5afc140 c6bd2000 # [ 113.868165] 3f40: b6e87000 00000000 00000000 00000004 c6bd3f94 c6bd3f60 c0599298 c0598c04 # [ 113.878597] 3f60: 00000000 00000000 c6bd3fac a7e14611 00000011 00000011 b6fcee00 00000004 # [ 113.888943] 3f80: c03002e4 c6bd2000 c6bd3fa4 c6bd3f98 c0599328 c0599230 00000000 c6bd3fa8 # [ 113.899203] 3fa0: c03000c0 c059931c 00000011 00000011 00000001 b6e87000 00000011 00000000 # [ 113.909634] 3fc0: 00000011 00000011 b6fcee00 00000004 00000001 00000000 00020000 be97ba54 # [ 113.919894] 3fe0: 00000004 be97b788 b6f394cf b6ebf7e6 800e0030 00000001 00000000 00000000 # [ 113.930231] Backtrace: # [ 113.934687] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.945809] r6:00000011 r5:c6be6000 r4:00000026 # [ 113.952164] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.960187] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.968117] r9:c6bd3f60 r8:c536bcc0 r7:00000011 r6:b6e87000 r5:c5afc140 r4:c0c33420 # [ 113.975880] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.983723] r9:c07e05ec r8:c6bd3f60 r7:c2816000 r6:b6e87000 r5:c5afc140 r4:00000000 # [ 113.991481] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.998628] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6bd2000 r5:c5afc140 # [ 114.006463] r4:c5afc140 # [ 114.009011] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.016158] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000011 r4:00000011 # [ 114.023917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.031494] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) # [ 114.036557] 3fa0: 00000011 00000011 00000001 b6e87000 00000011 00000000 # [ 114.044746] 3fc0: 00[ 114.533123] lkdtm: Performing direct entry ACCESS_NULL 000011 00000011 b6f[c e e10104 .040676] lkdtm: attempting bad read at 00000000 0000004 00000001 00000000 0002000[ 114.547736] 8<--- cut here --- 0 be97ba54 # [ 114.052933] 3fe0[ 114.553599] Unable to handle kernel NULL pointer dereference at virtual address 00000000 : 00000004 be97b788 b6f394cf b6eb[ 114.564548] pgd = 64b97e98 f7e6 # [ 114.057997] Code:[ e 114.570083] [00000000] *pgd=00000000 a01004 e30e0034 e34c01ac eb1c8424[ 114.576303] Internal error: Oops: 5 [#11] SMP ARM (e5943000) # [ 114.064106] --[ 114.583832] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 -[ end trace 42c[6 7 011164f.e6315540] CPU: 2 PID: 2406 Comm: cat Tainted: G D W 5.10.162-cip24 #1 02df ]---[ #1 1A4C.C6E2S5S3_6U] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) SERSPACE: missing 'call t[r a c1e4.633635] PC is at lkdtm_ACCESS_NULL+0x28/0x68 :': [FAIL] not ok 37 self[t e s114.640682] LR is at __irq_work_queue_local+0x40/0x74 s: lkdtm:[ A C1C1E4S.S6_4U8S2E3R] pc : [] lr : [] psr: 600e0013 SPACE.sh [# e1x1i4t.=615 6 2#4 ] sp : c6ef3e50 ip : c6ef3d58 fp : c6ef3e64 selftest[s : 11l4k.d6t6m3:1 9A9C r10: 0000000c r9 : c1acd124 r8 : c15e8704 CESS_NULL[. s h1 1 4.670073] r7 : c6ef3f60 r6 : 0000000c r5 : c4776000 r4 : 00000000 [ 114.677811] r3 : ed7f7e08 r2 : ed7f7e08 r1 : ef7ab5e0 r0 : 00000026 [ 114.684345] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.691486] Control: 10c5387d Table: 15fac04a DAC: 00000051 [ 114.697239] Process cat (pid: 2406, stack limit = 0x8e517438) [ 114.702990] Stack: (0xc6ef3e50 to 0xc6ef4000) [ 114.707356] 3e40: 00000027 c4776000 c6ef3e74 c6ef3e68 [ 114.715540] 3e60: c0c33040 c1360050 c6ef3e9c c6ef3e78 c0c33540 c0c33020 c0c33420 c5a24500 [ 114.723726] 3e80: b6e8f000 0000000c c536bcc0 c6ef3f60 c6ef3ec4 c6ef3ea0 c07e0650 c0c3342c [ 114.731912] 3ea0: 00000000 c5a24500 b6e8f000 c2816000 c6ef3f60 c07e05ec c6ef3f5c c6ef3ec8 [ 114.740098] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ef2000 [ 114.748283] 3ee0: b6e8f000 00020000 00000004 0000000c 0001fff4 c6ef3ee0 00000001 b6e8e000 [ 114.756468] 3f00: c5ad2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.764652] 3f20: 00000000 00000000 c1375648 ed7f7e08 c205c6a0 c5a24500 c5a24500 c6ef2000 [ 114.772837] 3f40: b6e8f000 00000000 00000000 00000004 c6ef3f94 c6ef3f60 c0599298 c0598c04 [ 114.781022] 3f60: 00000000 00000000 c6ef3fac ed7f7e08 0000000c 0000000c b6fd6e00 00000004 [ 114.789207] 3f80: c03002e4 c6ef2000 c6ef3fa4 c6ef3f98 c0599328 c0599230 00000000 c6ef3fa8 [ 114.797392] 3fa0: c03000c0 c059931c 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 [ 114.805577] 3fc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 bee87a54 [ 114.813762] 3fe0: 00000004 bee87788 b6f414cf b6ec77e6 800e0030 00000001 00000000 00000000 [ 114.821942] Backtrace: [ 114.824408] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.832678] r5:c4776000 r4:00000027 [ 114.836265] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.844283] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.852209] r9:c6ef3f60 r8:c536bcc0 r7:0000000c r6:b6e8f000 r5:c5a24500 r4:c0c33420 [ 114.859965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.867805] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e8f000 r5:c5a24500 r4:00000000 [ 114.875559] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.882703] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6ef2000 r5:c5a24500 [ 114.890537] r4:c5a24500 [ 114.893081] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.900224] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:0000000c r4:0000000c [ 114.907979] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.915553] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) [ 114.920613] 3fa0: 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 [ 114.928799] 3fc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 bee87a54 [ 114.936981] 3fe0: 00000004 bee87788 b6f414cf b6ec77e6 [ 114.942041] Code: e30e0034 e34c01ac e1a01004 ebffd413 (e5945000) [ 114.948217] ---[ end trace 42c67016fe3902e0 ]--- # Segmentation fault # [ 114.533123] lkdtm: Performing direct entry ACCESS_NULL # [ 114.540676] lkdtm: attempting bad read at 00000000 # [ 114.547736] 8<--- cut here --- # [ 114.553599] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 114.564548] pgd = 64b97e98 # [ 114.570083] [00000000] *pgd=00000000 # [ 114.576303] Internal error: Oops: 5 [#11] SMP ARM # [ 114.583832] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.615540] CPU: 2 PID: 2406 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 114.625362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.633635] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 114.640682] LR is at __irq_work_queue_local+0x40/0x74 # [ 114.648239] pc : [] lr : [] psr: 600e0013 # [ 114.656240] sp : c6ef3e50 ip : c6ef3d58 fp : c6ef3e64 # [ 114.663199] r10: 0000000c r9 : c1acd124 r8 : c15e8704 # [ 114.670073] r7 : c6ef3f60 r6 : 0000000c r5 : c4776000 r4 : 00000000 # [ 114.677811] r3 : ed7f7e08 r2 : ed7f7e08 r1 : ef7ab5e0 r0 : 00000026 # [ 114.684345] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.691486] Control: 10c5387d Table: 15fac04a DAC: 00000051 # [ 114.697239] Process cat (pid: 2406, stack limit = 0x8e517438) # [ 114.702990] Stack: (0xc6ef3e50 to 0xc6ef4000) # [ 114.707356] 3e40: 00000027 c4776000 c6ef3e74 c6ef3e68 # [ 114.715540] 3e60: c0c33040 c1360050 c6ef3e9c c6ef3e78 c0c33540 c0c33020 c0c33420 c5a24500 # [ 114.723726] 3e80: b6e8f000 0000000c c536bcc0 c6ef3f60 c6ef3ec4 c6ef3ea0 c07e0650 c0c3342c # [ 114.731912] 3ea0: 00000000 c5a24500 b6e8f000 c2816000 c6ef3f60 c07e05ec c6ef3f5c c6ef3ec8 # [ 114.740098] 3ec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6ef2000 # [ 114.748283] 3ee0: b6e8f000 00020000 00000004 0000000c 0001fff4 c6ef3ee0 00000001 b6e8e000 # [ 114.756468] 3f00: c5ad2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.764652] 3f20: 00000000 00000000 c1375648 ed7f7e08 c205c6a0 c5a24500 c5a24500 c6ef2000 # [ 114.772837] 3f40: b6e8f000 00000000 00000000 00000004 c6ef3f94 c6ef3f60 c0599298 c0598c04 # [ 114.781022] 3f60: 00000000 00000000 c6ef3fac ed7f7e08 0000000c 0000000c b6fd6e00 00000004 # [ 114.789207] 3f80: c03002e4 c6ef2000 c6ef3fa4 c6ef3f98 c0599328 c0599230 00000000 c6ef3fa8 # [ 114.797392] 3fa0: c03000c0 c059931c 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 # [ 114.805577] 3fc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 bee87a54 # [ 114.813762] 3fe0: 00000004 bee87788 b6f414cf b6ec77e6 800e0030 00000001 00000000 00000000 # [ 114.821942] Backtrace: # [ 114.824408] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.832678] r5:c4776000 r4:00000027 # [ 114.836265] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.844283] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.852209] r9:c6ef3f60 r8:c536bcc0 r7:0000000c r6:b6e8f000 r5:c5a24500 r4:c0c33420 # [ 114.859965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.867805] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e8f000 r5:c5a24500 r4:00000000 # [ 114.875559] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.882703] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6ef2000 r5:c5a24500 # [ 114.890537] r4:c5a24500 # [ 114.893081] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.900224] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:0000000c r4:0000000c # [ 114.907979] [] (sys_write) from [] (ret_fas[ 115.403659] lkdtm: Performing direct entry WRITE_RO t_syscall+0x0/0x2[8 ) 1 1#5 .[4 1121] lkdtm: attempting bad rodata write at c15e899c 114.915553] Exception stack(0xc6[ 115.418929] 8<--- cut here --- ef3fa8 to 0xc6ef[3 f f101)5 . 4#24618] Unable to handle kernel paging request at virtual address c15e899c [ 114.920613][ 3 1f1a50.:4 3 3 25] pgd = 26b3d59c 0000000c 0000[0 0115.438540] [c15e899c] *pgd=1141941e(bad) 0c 00000001 b6e8f00[0 0101050.045159] Internal error: Oops: 80d [#12] SMP ARM 00c 00000000 # [ 114.928799] 3f[ 115.452203] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 c0: 0000000c 0000000[c b161f5d.483908] CPU: 3 PID: 2480 Comm: cat Tainted: G D W 5.10.162-cip24 #1 e00 00000[0 0 41 1050.04090309001] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000000 00020000 bee87a54 [ # 115.502177] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 114.936981] 3fe0: 0000000[4 115.509140] LR is at __irq_work_queue_local+0x40/0x74 ee87788 b6f41[4 c f1 15b.65e1c67784] pc : [] lr : [] psr: 600e0013 e6 # [ [ 1 1141.59.4522044915]9] sp : c5e5de50 ip : c5e5dd58 fp : c5e5de64 Code: e3[0 e 0101354. 5e33149c201] r10: 00000009 r9 : c1acd130 r8 : c15e8704 ac e1a0100[4 e1b1f5f.5d3481838 ] r7 : c5e5df60 r6 : 00000009 r5 : c6bea000 r4 : c15e899c (e5945000)[ 1#1 5[. 5 41711445] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acdf34 948217] ---[ en[d t1r1a5c.e5 54497] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 2c67016fe3902[e 0 1]1-5-.-5 6 4#29] Control: 10c5387d Table: 16ba004a DAC: 00000051 ACCESS_NULL: [m i s1s1i5n.g5 7'2283] Process cat (pid: 2480, stack limit = 0x9caefe0b) all trace:':[ [ F1A1I5L.]5 8 0n023] Stack: (0xc5e5de50 to 0xc5e5e000) t ok 38 selftests: [l k d1t1m5:. 86295] de40: 00000028 c6bea000 c5e5de74 c5e5de68 ACCESS_NULL.sh # [e x i1t1=51. 5 6641] de60: c0c33040 c135fe50 c5e5de9c c5e5de78 c0c33540 c0c33020 c0c33420 c44da8c0 # selftests: lkd[t m :1 1W5R.I6T06900] de80: b6e79000 00000009 c536bcc0 c5e5df60 c5e5dec4 c5e5dea0 c07e0650 c0c3342c _RO.sh [ 115.617159] dea0: 00000000 c44da8c0 b6e79000 c2816000 c5e5df60 c07e05ec c5e5df5c c5e5dec8 [ 115.626033] dec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c5e5c000 [ 115.634222] dee0: b6e79000 00020000 00000004 00000009 0001fff7 c5e5dee0 00000001 b6e78000 [ 115.642410] df00: c69deb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.650598] df20: 00000000 00000000 c1375648 b7c2174d c205c6a0 c44da8c0 c44da8c0 c5e5c000 [ 115.658786] df40: b6e79000 00000000 00000000 00000004 c5e5df94 c5e5df60 c0599298 c0598c04 [ 115.666974] df60: 00000000 00000000 c5e5dfac b7c2174d 00000009 00000009 b6fc0e00 00000004 [ 115.675163] df80: c03002e4 c5e5c000 c5e5dfa4 c5e5df98 c0599328 c0599230 00000000 c5e5dfa8 [ 115.683353] dfa0: c03000c0 c059931c 00000009 00000009 00000001 b6e79000 00000009 00000000 [ 115.691542] dfc0: 00000009 00000009 b6fc0e00 00000004 00000001 00000000 00020000 be807a54 [ 115.699732] dfe0: 00000004 be807788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 [ 115.707914] Backtrace: [ 115.710387] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.718401] r5:c6bea000 r4:00000028 [ 115.721992] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.730015] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.737945] r9:c5e5df60 r8:c536bcc0 r7:00000009 r6:b6e79000 r5:c44da8c0 r4:c0c33420 [ 115.745709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.753552] r9:c07e05ec r8:c5e5df60 r7:c2816000 r6:b6e79000 r5:c44da8c0 r4:00000000 [ 115.761309] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.768457] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c5e5c000 r5:c44da8c0 [ 115.776292] r4:c44da8c0 [ 115.778840] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.785987] r9:c5e5c000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000009 r4:00000009 [ 115.793745] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.801322] Exception stack(0xc5e5dfa8 to 0xc5e5dff0) [ 115.806384] dfa0: 00000009 00000009 00000001 b6e79000 00000009 00000000 [ 115.814572] dfc0: 00000009 00000009 b6fc0e00 00000004 00000001 00000000 00020000 be807a54 [ 115.822757] dfe0: 00000004 be807788 b6f2b4cf b6eb17e6 [ 115.827821] Code: e34a3bcd e30d0f34 e34c01ac e0233002 (e5843000) [ 115.833930] ---[ end trace 42c67016fe3902e1 ]--- # Segmentation fault # [ 115.403659] lkdtm: Performing direct entry WRITE_RO # [ 115.411121] lkdtm: attempting bad rodata write at c15e899c # [ 115.418929] 8<--- cut here --- # [ 115.424618] Unable to handle kernel paging request at virtual address c15e899c # [ 115.433925] pgd = 26b3d59c # [ 115.438540] [c15e899c] *pgd=1141941e(bad) # [ 115.445159] Internal error: Oops: 80d [#12] SMP ARM # [ 115.452203] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.483908] CPU: 3 PID: 2480 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 115.493902] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.502177] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 115.509140] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.516784] pc : [] lr : [] psr: 600e0013 # [ 115.524959] sp : c5e5de50 ip : c5e5dd58 fp : c5e5de64 # [ 115.531921] r10: 00000009 r9 : c1acd130 r8 : c15e8704 # [ 115.538882] r7 : c5e5df60 r6 : 00000009 r5 : c6bea000 r4 : c15e899c # [ 115.547145] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acdf34 # [ 115.555497] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.564629] Control: 10c5387d Table: 16ba004a DAC: 00000051 # [ 115.572283] Process cat (pid: 2480, stack limit = 0x9caefe0b) # [ 115.580023] Stack: (0xc5e5de50 to 0xc5e5e000) # [ 115.586295] de40: 00000028 c6bea000 c5e5de74 c5e5de68 # [ 115.596641] de60: c0c33040 c135fe50 c5e5de9c c5e5de78 c0c33540 c0c33020 c0c33420 c44da8c0 # [ 115.606900] de80: b6e79000 00000009 c536bcc0 c5e5df60 c5e5dec4 c5e5dea0 c07e0650 c0c3342c # [ 115.617159] dea0: 00000000 c44da8c0 b6e79000 c2816000 c5e5df60 c07e05ec c5e5df5c c5e5dec8 # [ 115.626033] dec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c5e5c000 # [ 115.634222] dee0: b6e79000 00020000 00000004 00000009 0001fff7 c5e5dee0 00000001 b6e78000 # [ 115.642410] df00: c69deb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.650598] df20: 00000000 00000000 c1375648 b7c2174d c205c6a0 c44da8c0 c44da8c0 c5e5c000 # [ 115.658786] df40: b6e79000 00000000 00000000 00000004 c5e5df94 c5e5df60 c0599298 c0598c04 # [ 115.666974] df60: 00000000 00000000 c5e5dfac b7c2174d 00000009 00000009 b6fc0e00 00000004 # [ 115.675163] df80: c03002e4 c5e5c000 c5e5dfa4 c5e5df98 c0599328 c0599230 00000000 c5e5dfa8 # [ 115.683353] dfa0: c03000c0 c059931c 00000009 00000009 00000001 b6e79000 00000009 00000000 # [ 115.691542] dfc0: 00000009 00000009 b6fc0e00 00000004 00000001 00000000 00020000 be807a54 # [ 115.699732] dfe0: 00000004 be807788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 # [ 115.707914] Backtrace: # [ 115.710387] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.718401] r5:c6bea000 r4:00000028 # [ 115.721992] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.730015] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.737945] r9:c5e5df60 r8:c536bcc0 r7:00000009 r6:b6e79000 r5:c44da8c0 r4:c0c33420 # [ 115.745709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.753552] r9:c07e05ec r8:c5e5df60 r7:c2816000 r6:b6e79000 r5:c44da8c0 r4:00000000 # [ 115.761309] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.768457] r10:00000004 r9:00000000 r[ 116.312181] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 8:00000000 r7:b6e79000 r6:c5e5c00[ 116.318898] lkdtm: attempting bad ro_after_init write at c1b7ec60 0 r5:c44da8c0 # [ 115.776292] [ 116.327754] 8<--- cut here --- r4:c44da8c0 # [ 1[1 5 .171768.833617] Unable to handle kernel paging request at virtual address c1b7ec60 40] [] (ks[y s _11w6r.i43016] pgd = 8e78da84 te) from [] (sys_write+[ 116.347902] [c1b7ec60] *pgd=11a1941e(bad) 0x18/0x1c) # [ 115.785987] [r 116.354791] Internal error: Oops: 80d [#13] SMP ARM :c5e5c000 r8:c03002e4 r7:00000004[ 116.362359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 r6:b6fc0e00 r5:00000009 r4:00000[ 116.394074] CPU: 1 PID: 2554 Comm: cat Tainted: G D W 5.10.162-cip24 #1 009 # [ 115.793745][ [ <1c106.404677] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 99310>] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.421670] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.801322] Ex[c e p1t1i6o.429571] pc : [] lr : [] psr: 600e0013 stack(0xc5e5dfa8 to[ 0 x1c156e.438100] sp : c5c9be50 ip : c5c9bd58 fp : c5c9be64 dff0) # [ 115.8[0 6 318146]. 4d5587] r10: 00000014 r9 : c1acd13c r8 : c15e8704 fa0: [ 1 1 60.0452901] r7 : c5c9bf60 r6 : 00000014 r5 : c6be6000 r4 : c1b7ec60 00009 00000009 000000[0 1 1b166e461605] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acdf34 79000 00000009 00000000 [ #1 1[.470397] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 115.814572] dfc0:[ 0 0101060.079879] Control: 10c5387d Table: 16f2c04a DAC: 00000051 09 00000009 b6fc0e00 0000[0 0 0146.487802] Process cat (pid: 2554, stack limit = 0xc10f7449) 00000001 00000000 00[0 2 0101060495984] Stack: (0xc5c9be50 to 0xc5c9c000) be807a54 # [ 115.822757] [d f 116.502611] be40: 00000029 c6be6000 c5c9be74 c5c9be68 0: 00000004 be807788 b6f2b4cf b6[ 116.513399] be60: c0c33040 c135fea0 c5c9be9c c5c9be78 c0c33540 c0c33020 c0c33420 c5f508c0 b17e6 # [ 115.827821] Code: e[3 116.524358] be80: b6e76000 00000014 c536bcc0 c5c9bf60 c5c9bec4 c5c9bea0 c07e0650 c0c3342c 4a3bcd e30d0f34 e34c01ac e02330[0 116.535232] bea0: 00000000 c5f508c0 b6e76000 c2816000 c5c9bf60 c07e05ec c5c9bf5c c5c9bec8 2 (e5843000) # [ 115.833930][ 116.546104] bec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c5c9a000 ---[ end trace 42c67016fe3902[e 1116.556978] bee0: b6e76000 00020000 00000004 00000014 0001ffec c5c9bee0 00000001 b6e75000 ]--- # WRITE_RO: missing 'ca[l 116.567766] bf00: c5abd900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 trace:': [FAIL] not ok 39 sel[f 116.578639] bf20: 00000000 00000000 c1375648 ad9d37cd c205c6a0 c5f508c0 c5f508c0 c5c9a000 tests: lkdtm: WRITE_RO.sh # ex[i 116.589512] bf40: b6e76000 00000000 00000000 00000004 c5c9bf94 c5c9bf60 c0599298 c0598c04 =1 # selftests: lkdtm: WRITE[_ R116.600385] bf60: 00000000 00000000 c5c9bfac ad9d37cd 00000014 00000014 b6fbde00 00000004 O_AFTER_INIT.sh [ 116.611172] bf80: c03002e4 c5c9a000 c5c9bfa4 c5c9bf98 c0599328 c0599230 00000000 c5c9bfa8 [ 116.620831] bfa0: c03000c0 c059931c 00000014 00000014 00000001 b6e76000 00000014 00000000 [ 116.629038] bfc0: 00000014 00000014 b6fbde00 00000004 00000001 00000000 00020000 bebc3a54 [ 116.637247] bfe0: 00000004 bebc3788 b6f284cf b6eae7e6 800e0030 00000001 00000000 00000000 [ 116.645442] Backtrace: [ 116.647941] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.656927] r5:c6be6000 r4:00000029 [ 116.660539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.668587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.676538] r9:c5c9bf60 r8:c536bcc0 r7:00000014 r6:b6e76000 r5:c5f508c0 r4:c0c33420 [ 116.684324] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.692185] r9:c07e05ec r8:c5c9bf60 r7:c2816000 r6:b6e76000 r5:c5f508c0 r4:00000000 [ 116.699965] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.707131] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5c9a000 r5:c5f508c0 [ 116.714980] r4:c5f508c0 [ 116.717548] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.724714] r9:c5c9a000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000014 r4:00000014 [ 116.732494] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.740087] Exception stack(0xc5c9bfa8 to 0xc5c9bff0) [ 116.745170] bfa0: 00000014 00000014 00000001 b6e76000 00000014 00000000 [ 116.753378] bfc0: 00000014 00000014 b6fbde00 00000004 00000001 00000000 00020000 bebc3a54 [ 116.761580] bfe0: 00000004 bebc3788 b6f284cf b6eae7e6 [ 116.766661] Code: e34a3bcd e30d0f34 e34c01ac e0233002 (e5843000) [ 116.772786] ---[ end trace 42c67016fe3902e2 ]--- # Segmentation fault # [ 116.312181] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 116.318898] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 116.327754] 8<--- cut here --- # [ 116.333617] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 116.343016] pgd = 8e78da84 # [ 116.347902] [c1b7ec60] *pgd=11a1941e(bad) # [ 116.354791] Internal error: Oops: 80d [#13] SMP ARM # [ 116.362359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.394074] CPU: 1 PID: 2554 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 116.404677] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.413479] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 116.421670] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.429571] pc : [] lr : [] psr: 600e0013 # [ 116.438100] sp : c5c9be50 ip : c5c9bd58 fp : c5c9be64 # [ 116.445587] r10: 00000014 r9 : c1acd13c r8 : c15e8704 # [ 116.452901] r7 : c5c9bf60 r6 : 00000014 r5 : c6be6000 r4 : c1b7ec60 # [ 116.461605] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acdf34 # [ 116.470397] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.479879] Control: 10c5387d Table: 16f2c04a DAC: 00000051 # [ 116.487802] Process cat (pid: 2554, stack limit = 0xc10f7449) # [ 116.495984] Stack: (0xc5c9be50 to 0xc5c9c000) # [ 116.502611] be40: 00000029 c6be6000 c5c9be74 c5c9be68 # [ 116.513399] be60: c0c33040 c135fea0 c5c9be9c c5c9be78 c0c33540 c0c33020 c0c33420 c5f508c0 # [ 116.524358] be80: b6e76000 00000014 c536bcc0 c5c9bf60 c5c9bec4 c5c9bea0 c07e0650 c0c3342c # [ 116.535232] bea0: 00000000 c5f508c0 b6e76000 c2816000 c5c9bf60 c07e05ec c5c9bf5c c5c9bec8 # [ 116.546104] bec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c5c9a000 # [ 116.556978] bee0: b6e76000 00020000 00000004 00000014 0001ffec c5c9bee0 00000001 b6e75000 # [ 116.567766] bf00: c5abd900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.578639] bf20: 00000000 00000000 c1375648 ad9d37cd c205c6a0 c5f508c0 c5f508c0 c5c9a000 # [ 116.589512] bf40: b6e76000 00000000 00000000 00000004 c5c9bf94 c5c9bf60 c0599298 c0598c04 # [ 116.600385] bf60: 00000000 00000000 c5c9bfac ad9d37cd 00000014 00000014 b6fbde00 00000004 # [ 116.611172] bf80: c03002e4 c5c9a000 c5c9bfa4 c5c9bf98 c0599328 c0599230 00000000 c5c9bfa8 # [ 116.620831] bfa0: c03000c0 c059931c 00000014 00000014 00000001 b6e76000 00000014 00000000 # [ 116.629038] bfc0: 00000014 00000014 b6fbde00 00000004 00000001 00000000 00020000 bebc3a54 # [ 116.637247] bfe0: 00000004 bebc3788 b6f284cf b6eae7e6 800e0030 00000001 00000000 00000000 # [ 116.645442] Backtrace: # [ 116.647941] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.656927] r5:c6be6000 r4:00000029 # [ 116.660539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.668587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.676538] r9:c5c9bf60 r8:c536bcc0 r7:00000014 r6:b6e76000 r5:c5f508c0 r4:c0c33420 # [ 116.684324] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.692185] r9:c07e05ec r8:c5c9bf60 r7:c2816000 r6:b6e76000 r5:c5f508c0 r4:00000000 # [ 116.699965] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.707131] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5c9a000 r5:c5f508c0 # [ 116.714980] r4:c5f508c0 # [ 116.717548] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.724714] r9:c5c9a000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000014[ 117.222809] lkdtm: Performing direct entry WRITE_KERN r4:00000014 # [ 11[6 . 7131274229816] lkdtm: attempting bad 7520188 byte write at c135fd6c 94] [] (sys_write) from[ 117.238153] 8<--- cut here --- [] (ret_[f a s1t1_7s.y43996] Unable to handle kernel paging request at virtual address c135fd6c scall+0x0/0x[2 8 1)1 7 .#2 5[3 3 6] pgd = 98e27b78 116.740087] Exception stack([0 x 117.257915] [c135fd6c] *pgd=1121940e(bad) 5c9bfa8 to 0xc5c9b[f f 01)1 7 .#264532] Internal error: Oops: 80d [#14] SMP ARM [ 116.745170] bfa0: [ 117.271575] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 00000014 0000001[4 010107.303278] CPU: 1 PID: 2628 Comm: cat Tainted: G D W 5.10.162-cip24 #1 0001 b6e76[0 0 01 1070.03010303157] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000000 # [ 116.7533[7 8 ]1 17.321713] PC is at memcpy+0x50/0x330 fc0: 00000014 [0 0 0101070.1342 7885] LR is at 0xe92dd830 6fbde00 000[0 0 010147 .0303030000] pc : [] lr : [] psr: 200e0013 001 0000000[0 0101072.03040101 8] sp : c6a9fe2c ip : e1a0c00d fp : c6a9fe64 bebc3a54[ #11 7[. 3 4181165.27 r10: 0000000b r9 : c1acd150 r8 : e89da800 61580] bfe[0 : 101070.03050500425] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 bebc3788[ b 61f1278.43c6f3 3b763] r3 : e1a0c00d r2 : 0072bf1c r1 : c0c33dd0 r0 : c135fd6c ae7e6 # [ 11[6 . 7161676.6317]1636] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Code: e34a3b[c d 1e1370.d3080f735] Control: 10c5387d Table: 16aa004a DAC: 00000051 4 e34c01ac e[0 2 3131070.23 8(8e332] Process cat (pid: 2628, stack limit = 0xac2bd504) 843000) [ # 1[1 7 .131965.9787] Stack: (0xc6a9fe2c to 0xc6aa0000) 2786] ---[ end tra[c e 14127c.6402080] fe20: c0c33db0 0072bfbc c6a9ff60 c15e8704 c135fd6c 016fe3902e2 ]--- [ # 1W1R7I.T4E2425] fe40: c135fd6c c135ff50 0000002a c6ceb000 0000000b c6a9ff60 c6a9fe74 c6a9fe68 _RO_AFTER_INIT:[ m i1s1s7i.n4g2 681] fe60: c0c33040 c135ff10 c6a9fe9c c6a9fe78 c0c33540 c0c33020 c0c33420 c5f51cc0 'call trace:': [[ F A1I1L7]. 4 3n851] fe80: b6e61000 0000000b c536bcc0 c6a9ff60 c6a9fec4 c6a9fea0 c07e0650 c0c3342c ot ok 40 selfte[s t s1:1 7l.k4d4t022] fea0: 00000000 c5f51cc0 b6e61000 c2816000 c6a9ff60 c07e05ec c6a9ff5c c6a9fec8 m: WRITE_RO_AFT[E R _1I1N7I.T4.5s193] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6a9e000 h # exit=1 # se[l f t1e1s7t.s4:63365] fee0: b6e61000 00020000 00000004 0000000b 0001fff5 c6a9fee0 00000001 b6e60000 lkdtm: WRITE_KERN[. s h1 1 7.473623] ff00: c5a25040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.483708] ff20: 00000000 00000000 c1375648 30aaf06c c205c6a0 c5f51cc0 c5f51cc0 c6a9e000 [ 117.491894] ff40: b6e61000 00000000 00000000 00000004 c6a9ff94 c6a9ff60 c0599298 c0598c04 [ 117.500080] ff60: 00000000 00000000 c6a9ffac 30aaf06c 0000000b 0000000b b6fa8e00 00000004 [ 117.508265] ff80: c03002e4 c6a9e000 c6a9ffa4 c6a9ff98 c0599328 c0599230 00000000 c6a9ffa8 [ 117.516450] ffa0: c03000c0 c059931c 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 [ 117.524634] ffc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee82a54 [ 117.532820] ffe0: 00000004 bee82788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 [ 117.541000] Backtrace: [ 117.543469] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.551654] r7:c6a9ff60 r6:0000000b r5:c6ceb000 r4:0000002a [ 117.557325] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.565342] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.573269] r9:c6a9ff60 r8:c536bcc0 r7:0000000b r6:b6e61000 r5:c5f51cc0 r4:c0c33420 [ 117.581029] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.588867] r9:c07e05ec r8:c6a9ff60 r7:c2816000 r6:b6e61000 r5:c5f51cc0 r4:00000000 [ 117.596620] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.603767] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6a9e000 r5:c5f51cc0 [ 117.611599] r4:c5f51cc0 [ 117.614144] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.621288] r9:c6a9e000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000b r4:0000000b [ 117.629042] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.636615] Exception stack(0xc6a9ffa8 to 0xc6a9fff0) [ 117.641674] ffa0: 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 [ 117.649860] ffc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee82a54 [ 117.658043] ffe0: 00000004 bee82788 b6f134cf b6e997e6 [ 117.663104] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 117.669207] ---[ end trace 42c67016fe3902e3 ]--- # Segmentation fault # [ 117.222809] lkdtm: Performing direct entry WRITE_KERN # [ 117.229816] lkdtm: attempting bad 7520188 byte write at c135fd6c # [ 117.238153] 8<--- cut here --- # [ 117.243996] Unable to handle kernel paging request at virtual address c135fd6c # [ 117.253386] pgd = 98e27b78 # [ 117.257915] [c135fd6c] *pgd=1121940e(bad) # [ 117.264532] Internal error: Oops: 80d [#14] SMP ARM # [ 117.271575] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.303278] CPU: 1 PID: 2628 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 117.313357] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.321713] PC is at memcpy+0x50/0x330 # [ 117.327885] LR is at 0xe92dd830 # [ 117.333020] pc : [] lr : [] psr: 200e0013 # [ 117.341108] sp : c6a9fe2c ip : e1a0c00d fp : c6a9fe64 # [ 117.348152] r10: 0000000b r9 : c1acd150 r8 : e89da800 # [ 117.355025] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 117.363373] r3 : e1a0c00d r2 : 0072bf1c r1 : c0c33dd0 r0 : c135fd6c # [ 117.371636] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.380765] Control: 10c5387d Table: 16aa004a DAC: 00000051 # [ 117.388332] Process cat (pid: 2628, stack limit = 0xac2bd504) # [ 117.395985] Stack: (0xc6a9fe2c to 0xc6aa0000) # [ 117.402080] fe20: c0c33db0 0072bfbc c6a9ff60 c15e8704 c135fd6c # [ 117.412425] fe40: c135fd6c c135ff50 0000002a c6ceb000 0000000b c6a9ff60 c6a9fe74 c6a9fe68 # [ 117.422681] fe60: c0c33040 c135ff10 c6a9fe9c c6a9fe78 c0c33540 c0c33020 c0c33420 c5f51cc0 # [ 117.432851] fe80: b6e61000 0000000b c536bcc0 c6a9ff60 c6a9fec4 c6a9fea0 c07e0650 c0c3342c # [ 117.443022] fea0: 00000000 c5f51cc0 b6e61000 c2816000 c6a9ff60 c07e05ec c6a9ff5c c6a9fec8 # [ 117.453193] fec0: c0598d04 c07e05f8 00000001 00000000 c0599298 c1375648 c0599298 c6a9e000 # [ 117.463365] fee0: b6e61000 00020000 00000004 0000000b 0001fff5 c6a9fee0 00000001 b6e60000 # [ 117.473623] ff00: c5a25040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.483708] ff20: 00000000 00000000 c1375648 30aaf06c c205c6a0 c5f51cc0 c5f51cc0 c6a9e000 # [ 117.491894] ff40: b6e61000 00000000 00000000 00000004 c6a9ff94 c6a9ff60 c0599298 c0598c04 # [ 117.500080] ff60: 00000000 00000000 c6a9ffac 30aaf06c 0000000b 0000000b b6fa8e00 00000004 # [ 117.508265] ff80: c03002e4 c6a9e000 c6a9ffa4 c6a9ff98 c0599328 c0599230 00000000 c6a9ffa8 # [ 117.516450] ffa0: c03000c0 c059931c 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 # [ 117.524634] ffc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee82a54 # [ 117.532820] ffe0: 00000004 bee82788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 # [ 117.541000] Backtrace: # [ 117.543469] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.551654] r7:c6a9ff60 r6:0000000b r5:c6ceb000 r4:0000002a # [ 117.557325] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.565342] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.573269] r9:c6a9ff60 r8:c536bcc0 r7:0000000b r6:b6e61000 r5:c5f51cc0 r4:c0c33420 # [ 117.581029] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.588867] r9:c07e05ec r8:c6a9ff60 r7:c2816000 r6:b6e61000 r5:c5f51cc0 r4:00000000 # [ 117.596620] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.603767] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6a9e000 r5:c5f51cc0 # [ 117.611599] r4:c5f51cc0 # [ 117.614144] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.621288] r9:c6a9e000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000b r4:0000000b # [ 117.629042] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.636615] Exce[ 118.146313] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW ption stack(0xc6a9ffa8 to 0xc6a9f[ 118.152815] lkdtm: attempting good refcount_inc() without overflow ff0) # [ 117.641674] ffa0: [ 118.161726] lkdtm: attempting bad refcount_inc() overflow 0000000b 0000000b 0[ 118.170016] ------------[ cut here ]------------ 0000001 b6e61000 0000000b 0000000[ 118.177609] WARNING: CPU: 2 PID: 2703 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0 # [ 117.649860] ffc0: 0000000[ 118.188798] refcount_t: saturated; leaking memory. b 0000000b b6fa8e00 00000004 0000[ 118.196441] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 0001 00000000 00020000 bee82a54 [ 118.228159] CPU: 2 PID: 2703 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 11[7 . 6151880.4233]8 7f2f2e Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0: 00000004 bee[8 2 718188 .b264f896] Backtrace: 134cf b6e997e6 # [ 117.663104] [ 118.251356] [] (dump_backtrace) from [] (show_stack+0x20/0x24) Code: f5d1f05c [f 5 d111f80.72c6 777] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 e8b151f8 e2522020 (e8[a 0 5111f88269434] [] (show_stack) from [] (dump_stack+0xe0/0x100) ) # [ 117.669207] ---[[ e1n18.279000] [] (dump_stack) from [] (__warn+0xfc/0x16c) trace 42c67016f[e 3 910128e.32 88386] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 --- # WRITE_KERN: mi[s s i1n1g8 298214] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 'call trac[e : '1:1 8[.F3A0I7L9]46] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6d7a000 not ok 41 selftes[t s :1 1l8k.d315430] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) m: WRITE_KERN.[s h 1#1 8e.x3i2t6555] r9:c1acd15c r8:c15e8704 r7:c6d7bf60 r6:00000016 r5:c5eb4000 r4:c6d7a000 1 # selftests: lkdt[m : 1R1E8F.336297] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) OUNT_INC_OVERFLOW.sh [ 118.348207] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 118.360196] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.369333] r4:0000002b [ 118.371876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.379894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.387819] r9:c6d7bf60 r8:c536bcc0 r7:00000016 r6:b6dbb000 r5:c5ad2b40 r4:c0c33420 [ 118.395578] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.403416] r9:c07e05ec r8:c6d7bf60 r7:c2816000 r6:b6dbb000 r5:c5ad2b40 r4:00000000 [ 118.411170] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.418314] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6d7a000 r5:c5ad2b40 [ 118.426148] r4:c5ad2b40 [ 118.428690] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.435833] r9:c6d7a000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000016 r4:00000016 [ 118.443587] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.451161] Exception stack(0xc6d7bfa8 to 0xc6d7bff0) [ 118.456221] bfa0: 00000016 00000016 00000001 b6dbb000 00000016 00000000 [ 118.464406] bfc0: 00000016 00000016 b6f02e00 00000004 00000001 00000000 00020000 be876a54 [ 118.472589] bfe0: 00000004 be876788 b6e6d4cf b6df37e6 [ 118.477701] irq event stamp: 0 [ 118.480774] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.486395] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 118.493963] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 118.501465] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.507085] ---[ end trace 42c67016fe3902e4 ]--- [ 118.511720] lkdtm: Overflow detected: saturated # [ 118.146313] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 118.152815] lkdtm: attempting good refcount_inc() without overflow # [ 118.161726] lkdtm: attempting bad refcount_inc() overflow # [ 118.170016] ------------[ cut here ]------------ # [ 118.177609] WARNING: CPU: 2 PID: 2703 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.188798] refcount_t: saturated; leaking memory. # [ 118.196441] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.228159] CPU: 2 PID: 2703 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 118.238722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.246896] Backtrace: # [ 118.251356] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.261777] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 118.269434] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.279000] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.288386] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 # [ 118.298214] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.307946] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6d7a000 # [ 118.315430] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.326555] r9:c1acd15c r8:c15e8704 r7:c6d7bf60 r6:00000016 r5:c5eb4000 r4:c6d7a000 # [ 118.336297] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.348207] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 118.360196] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.369333] r4:0000002b # [ 118.371876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.379894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.387819] r9:c6d7bf60 r8:c536bcc0 r7:00000016 r6:b6dbb000 r5:c5ad2b40 r4:c0c33420 # [ 118.395578] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.403416] r9:c07e05ec r8:c6d7bf60 r7:c2816000 r6:b6dbb000 r5:c5ad2b40 r4:00000000 # [ 118.411170] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.418314] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6d7a000 r5:c5ad2b40 # [ 118.426148] r4:c5ad2b40 # [ 118.428690] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.435833] r9:c6d7a000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000016 r4:00000016 # [ 118.443587] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.451161] Exception stack(0xc6d7bfa8 to 0xc6d7bff0) # [ 118.456221] bfa0: 00000016 00000016 00000001 b6dbb000 00000016 00000000 # [ 118.464406] bfc0: 00000016 00000016 b6f02e00 00000004 00000001 00000000 00020000 be876a54 # [ 118.472589] bfe0: 00000004 be876788 b6e6d4cf b6df37e6 # [ 118.477701] irq event stamp: 0 # [ 118.480774] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.486395] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 118.493963] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 118.501465] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.507085] ---[ end trace 42c67016fe3902e4 ]--- # [ 118.511720] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exi[ 118.936988] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW t=1 # selftests: lkdtm: REFCOUNT[ 118.944105] lkdtm: attempting good refcount_add() without overflow _ADD_OVERFLOW.sh [ 118.953045] lkdtm: attempting bad refcount_add() overflow [ 118.959956] ------------[ cut here ]------------ [ 118.964710] WARNING: CPU: 2 PID: 2737 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 118.973205] refcount_t: saturated; leaking memory. [ 118.978006] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.007167] CPU: 2 PID: 2737 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 119.014916] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.021447] Backtrace: [ 119.023921] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.031500] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 119.037171] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.044494] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.051465] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 [ 119.059220] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.066710] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6ef2000 [ 119.072379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.081345] r9:c1acd174 r8:c15e8704 r7:c6ef3f60 r6:00000016 r5:c5eb4000 r4:c6ef2000 [ 119.089102] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.098767] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 119.108862] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.117996] r4:0000002c [ 119.120539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.128555] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.136479] r9:c6ef3f60 r8:c536bcc0 r7:00000016 r6:b6de6000 r5:c6a352c0 r4:c0c33420 [ 119.144236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.152075] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6de6000 r5:c6a352c0 r4:00000000 [ 119.159828] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.166970] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6ef2000 r5:c6a352c0 [ 119.174802] r4:c6a352c0 [ 119.177346] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.184489] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000016 r4:00000016 [ 119.192245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.199820] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) [ 119.204881] 3fa0: 00000016 00000016 00000001 b6de6000 00000016 00000000 [ 119.213067] 3fc0: 00000016 00000016 b6f2de00 00000004 00000001 00000000 00020000 beac3a54 [ 119.221249] 3fe0: 00000004 beac3788 b6e984cf b6e1e7e6 [ 119.226369] irq event stamp: 0 [ 119.229442] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.235055] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 119.242583] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 119.250089] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.255708] ---[ end trace 42c67016fe3902e5 ]--- [ 119.260343] lkdtm: Overflow detected: saturated # [ 118.936988] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 118.944105] lkdtm: attempting good refcount_add() without overflow # [ 118.953045] lkdtm: attempting bad refcount_add() overflow # [ 118.959956] ------------[ cut here ]------------ # [ 118.964710] WARNING: CPU: 2 PID: 2737 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.973205] refcount_t: saturated; leaking memory. # [ 118.978006] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.007167] CPU: 2 PID: 2737 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 119.014916] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.021447] Backtrace: # [ 119.023921] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.031500] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 119.037171] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.044494] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.051465] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 # [ 119.059220] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.066710] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6ef2000 # [ 119.072379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.081345] r9:c1acd174 r8:c15e8704 r7:c6ef3f60 r6:00000016 r5:c5eb4000 r4:c6ef2000 # [ 119.089102] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.098767] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 119.108862] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.117996] r4:0000002c # [ 119.120539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.128555] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.136479] r9:c6ef3f60 r8:c536bcc0 r7:00000016 r6:b6de6000 r5:c6a352c0 r4:c0c33420 # [ 119.144236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.152075] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6de6000 r5:c6a352c0 r4:00000000 # [ 119.159828] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.166970] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6ef2000 r5:c6a352c0 # [ 119.174802] r4:c6a352c0 # [ 119.177346] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.184489] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000016 r4:00000016 # [ 119.192245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.199820] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) # [ 119.204881] 3fa0: 00000016 00000016 00000001 b6de6000 00000016 00000000 # [ 119.213067] 3fc0: 00000016 00000016 b6f2de00 00000004 00000001 00000000 00020000 beac3a54 # [ 119.221249] 3fe0: 00000004 beac3788 b6e984cf b6e1e7e6 # [ 119.226369] irq event stamp: 0 # [ 119.229442] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.235055] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 119.242583] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 119.250089] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.255708] ---[ end trace 42c67016fe3902e5 ]--- # [ 119.260343] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 119.693449] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 119.702211] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 119.708474] ------------[ cut here ]------------ [ 119.713184] WARNING: CPU: 1 PID: 2771 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 119.721636] refcount_t: saturated; leaking memory. [ 119.726534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.756041] CPU: 1 PID: 2771 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 119.763791] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.770323] Backtrace: [ 119.772795] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.780374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 119.786045] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.793369] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.800342] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 [ 119.808097] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.815586] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c6968000 [ 119.821255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 119.830221] r9:c1acd18c r8:c15e8704 r7:c6969f60 r6:0000001f r5:c6be6000 r4:7fffffff [ 119.837977] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 119.848421] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 119.860075] r5:c6be6000 r4:c6968000 [ 119.863662] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.873578] r4:0000002d [ 119.876121] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.884137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.892062] r9:c6969f60 r8:c536bcc0 r7:0000001f r6:b6e0a000 r5:c5a952c0 r4:c0c33420 [ 119.899821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.907658] r9:c07e05ec r8:c6969f60 r7:c2816000 r6:b6e0a000 r5:c5a952c0 r4:00000000 [ 119.915410] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.922554] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c6968000 r5:c5a952c0 [ 119.930388] r4:c5a952c0 [ 119.932931] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.940075] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f51e00 r5:0000001f r4:0000001f [ 119.947829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.955404] Exception stack(0xc6969fa8 to 0xc6969ff0) [ 119.960465] 9fa0: 0000001f 0000001f 00000001 b6e0a000 0000001f 00000000 [ 119.968650] 9fc0: 0000001f 0000001f b6f51e00 00000004 00000001 00000000 00020000 be8d1a54 [ 119.976832] 9fe0: 00000004 be8d1788 b6ebc4cf b6e427e6 [ 119.981950] irq event stamp: 0 [ 119.985045] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.990635] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 119.998196] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 120.005760] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.011348] ---[ end trace 42c67016fe3902e6 ]--- [ 120.016009] lkdtm: Overflow detected: saturated # [ 119.693449] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 119.702211] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 119.708474] ------------[ cut here ]------------ # [ 119.713184] WARNING: CPU: 1 PID: 2771 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 119.721636] refcount_t: saturated; leaking memory. # [ 119.726534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.756041] CPU: 1 PID: 2771 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 119.763791] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.770323] Backtrace: # [ 119.772795] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.780374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 119.786045] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.793369] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.800342] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 # [ 119.808097] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.815586] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c6968000 # [ 119.821255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 119.830221] r9:c1acd18c r8:c15e8704 r7:c6969f60 r6:0000001f r5:c6be6000 r4:7fffffff # [ 119.837977] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 119.848421] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 119.860075] r5:c6be6000 r4:c6968000 # [ 119.863662] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.873578] r4:0000002d # [ 119.876121] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.884137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.892062] r9:c6969f60 r8:c536bcc0 r7:0000001f r6:b6e0a000 r5:c5a952c0 r4:c0c33420 # [ 119.899821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.907658] r9:c07e05ec r8:c6969f60 r7:c2816000 r6:b6e0a000 r5:c5a952c0 r4:00000000 # [ 119.915410] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.922554] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c6968000 r5:c5a952c0 # [ 119.930388] r4:c5a952c0 # [ 119.932931] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.940075] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f51e00 r5:0000001f r4:0000001f # [ 119.947829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.955404] Exception stack(0xc6969fa8 to 0xc6969ff0) # [ 119.960465] 9fa0: 0000001f 0000001f 00000001 b6e0a000 0000001f 00000000 # [ 119.968650] 9fc0: 0000001f 0000001f b6f51e00 00000004 00000001 00000000 00020000 be8d1a54 # [ 119.976832] 9fe0: 00000004 be8d1788 b6ebc4cf b6e427e6 # [ 119.981950] irq event stamp: 0 # [ 119.985045] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.990635] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 119.998196] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 120.005760] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.011348] ---[ end trace 42c67016fe3902e6 ]--- # [ 120.016009] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 120.453371] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 120.461625] lkdtm: attempting bad refcount_add_not_zero() overflow [ 120.467938] ------------[ cut here ]------------ [ 120.472739] WARNING: CPU: 2 PID: 2805 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 120.481214] refcount_t: saturated; leaking memory. [ 120.486122] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.515734] CPU: 2 PID: 2805 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 120.523508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.530056] Backtrace: [ 120.532575] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.540180] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 120.545878] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.553228] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.560223] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 [ 120.568007] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.575519] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c6c00000 [ 120.581216] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.590206] r9:c1acd1ac r8:c15e8704 r7:c6c01f60 r6:0000001f r5:c5eb4000 r4:7fffffff [ 120.597986] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.608458] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 120.620130] r5:c5eb4000 r4:c6c00000 [ 120.623742] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.633674] r4:0000002e [ 120.636240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.644283] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.652231] r9:c6c01f60 r8:c536bcc0 r7:0000001f r6:b6db7000 r5:c5a15040 r4:c0c33420 [ 120.660016] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.667877] r9:c07e05ec r8:c6c01f60 r7:c2816000 r6:b6db7000 r5:c5a15040 r4:00000000 [ 120.675655] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.682823] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6c00000 r5:c5a15040 [ 120.690671] r4:c5a15040 [ 120.693239] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.700405] r9:c6c00000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f [ 120.708184] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.715778] Exception stack(0xc6c01fa8 to 0xc6c01ff0) [ 120.720860] 1fa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 [ 120.729067] 1fc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bee33a54 [ 120.737270] 1fe0: 00000004 bee33788 b6e694cf b6def7e6 [ 120.742472] irq event stamp: 0 [ 120.745627] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.751252] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 120.758842] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 120.766431] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.772041] ---[ end trace 42c67016fe3902e7 ]--- [ 120.776747] lkdtm: Overflow detected: saturated # [ 120.453371] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 120.461625] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 120.467938] ------------[ cut here ]------------ # [ 120.472739] WARNING: CPU: 2 PID: 2805 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.481214] refcount_t: saturated; leaking memory. # [ 120.486122] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.515734] CPU: 2 PID: 2805 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 120.523508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.530056] Backtrace: # [ 120.532575] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.540180] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 120.545878] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.553228] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.560223] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 # [ 120.568007] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.575519] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c6c00000 # [ 120.581216] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.590206] r9:c1acd1ac r8:c15e8704 r7:c6c01f60 r6:0000001f r5:c5eb4000 r4:7fffffff # [ 120.597986] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.608458] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 120.620130] r5:c5eb4000 r4:c6c00000 # [ 120.623742] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.633674] r4:0000002e # [ 120.636240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.644283] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.652231] r9:c6c01f60 r8:c536bcc0 r7:0000001f r6:b6db7000 r5:c5a15040 r4:c0c33420 # [ 120.660016] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.667877] r9:c07e05ec r8:c6c01f60 r7:c2816000 r6:b6db7000 r5:c5a15040 r4:00000000 # [ 120.675655] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.682823] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6c00000 r5:c5a15040 # [ 120.690671] r4:c5a15040 # [ 120.693239] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.700405] r9:c6c00000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f # [ 120.708184] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.715778] Exception stack(0xc6c01fa8 to 0xc6c01ff0) # [ 120.720860] 1fa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 # [ 120.729067] 1fc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bee33a54 # [ 120.737270] 1fe0: 00000004 bee33788 b6e694cf b6def7e6 # [ 120.742472] irq event stamp: 0 # [ 120.745627] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.751252] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 120.758842] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 120.766431] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.772041] ---[ end trace 42c67016fe3902e7 ]--- # [ 120.776747] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC[ 121.223863] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO _ZERO.sh [ 121.231696] lkdtm: attempting good refcount_dec() [ 121.237358] lkdtm: attempting bad refcount_dec() to zero [ 121.242740] ------------[ cut here ]------------ [ 121.247389] WARNING: CPU: 3 PID: 2839 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 121.255911] refcount_t: decrement hit 0; leaking memory. [ 121.261238] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.290469] CPU: 3 PID: 2839 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 121.298223] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.304757] Backtrace: [ 121.307236] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.314819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 121.320497] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.327824] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.334799] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 [ 121.342558] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.350053] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c5e5c000 [ 121.355726] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 121.364697] r9:c1acd1cc r8:c15e8704 r7:c5e5df60 r6:00000012 r5:c6df4000 r4:c5e5c000 [ 121.372456] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 121.382123] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 121.391880] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.400672] r4:0000002f [ 121.403219] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.411242] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.419170] r9:c5e5df60 r8:c536bcc0 r7:00000012 r6:b6dd5000 r5:c44da8c0 r4:c0c33420 [ 121.426932] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.434773] r9:c07e05ec r8:c5e5df60 r7:c2816000 r6:b6dd5000 r5:c44da8c0 r4:00000000 [ 121.442530] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.449677] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5e5c000 r5:c44da8c0 [ 121.457512] r4:c44da8c0 [ 121.460058] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.467206] r9:c5e5c000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:00000012 r4:00000012 [ 121.474964] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.482541] Exception stack(0xc5e5dfa8 to 0xc5e5dff0) [ 121.487606] dfa0: 00000012 00000012 00000001 b6dd5000 00000012 00000000 [ 121.495795] dfc0: 00000012 00000012 b6f1ce00 00000004 00000001 00000000 00020000 bed15a54 [ 121.503980] dfe0: 00000004 bed15788 b6e874cf b6e0d7e6 [ 121.509113] irq event stamp: 0 [ 121.512190] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.517829] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 121.525367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 121.532920] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.538545] ---[ end trace 42c67016fe3902e8 ]--- [ 121.543257] lkdtm: Zero detected: saturated # [ 121.223863] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 121.231696] lkdtm: attempting good refcount_dec() # [ 121.237358] lkdtm: attempting bad refcount_dec() to zero # [ 121.242740] ------------[ cut here ]------------ # [ 121.247389] WARNING: CPU: 3 PID: 2839 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 121.255911] refcount_t: decrement hit 0; leaking memory. # [ 121.261238] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.290469] CPU: 3 PID: 2839 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 121.298223] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.304757] Backtrace: # [ 121.307236] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.314819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 121.320497] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.327824] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.334799] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 # [ 121.342558] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.350053] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c5e5c000 # [ 121.355726] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 121.364697] r9:c1acd1cc r8:c15e8704 r7:c5e5df60 r6:00000012 r5:c6df4000 r4:c5e5c000 # [ 121.372456] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 121.382123] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 121.391880] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.400672] r4:0000002f # [ 121.403219] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.411242] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.419170] r9:c5e5df60 r8:c536bcc0 r7:00000012 r6:b6dd5000 r5:c44da8c0 r4:c0c33420 # [ 121.426932] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.434773] r9:c07e05ec r8:c5e5df60 r7:c2816000 r6:b6dd5000 r5:c44da8c0 r4:00000000 # [ 121.442530] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.449677] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5e5c000 r5:c44da8c0 # [ 121.457512] r4:c44da8c0 # [ 121.460058] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.467206] r9:c5e5c000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:00000012 r4:00000012 # [ 121.474964] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.482541] Exception stack(0xc5e5dfa8 to 0xc5e5dff0) # [ 121.487606] dfa0: 00000012 00000012 00000001 b6dd5000 00000012 00000000 # [ 121.495795] dfc0: 00000012 00000012 b6f1ce00 00000004 00000001 00000000 00020000 bed15a54 # [ 121.503980] dfe0: 00000004 bed15788 b6e874cf b6e0d7e6 # [ 121.509113] irq event stamp: 0 # [ 121.512190] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.517829] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 121.525367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 121.532920] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.538545] ---[ end trace 42c67016fe3902e8 ]--- # [ 121.543257] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 121.998764] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 122.004845] lkdtm: attempting bad refcount_dec() below zero [ 122.010434] ------------[ cut here ]------------ [ 122.015263] WARNING: CPU: 1 PID: 2876 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.023764] refcount_t: decrement hit 0; leaking memory. [ 122.029088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.058240] CPU: 1 PID: 2876 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 122.065992] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.072527] Backtrace: [ 122.074999] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.082577] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 122.088248] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.095571] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.102541] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 [ 122.110298] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.117787] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c6d8e000 [ 122.123458] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.132426] r9:c1acd1e0 r8:c15e8704 r7:c6d8ff60 r6:00000016 r5:00000000 r4:c6d8e000 [ 122.140181] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.149844] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 122.159941] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.169078] r5:c6ceb000 r4:00000030 [ 122.172662] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.180679] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.188603] r9:c6d8ff60 r8:c536bcc0 r7:00000016 r6:b6de4000 r5:c5e412c0 r4:c0c33420 [ 122.196361] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.204198] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6de4000 r5:c5e412c0 r4:00000000 [ 122.211952] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.219096] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6d8e000 r5:c5e412c0 [ 122.226929] r4:c5e412c0 [ 122.229471] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.236614] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000016 r4:00000016 [ 122.244369] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.251944] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) [ 122.257004] ffa0: 00000016 00000016 00000001 b6de4000 00000016 00000000 [ 122.265190] ffc0: 00000016 00000016 b6f2be00 00000004 00000001 00000000 00020000 bef70a54 [ 122.273372] ffe0: 00000004 bef70788 b6e964cf b6e1c7e6 [ 122.278493] irq event stamp: 0 [ 122.281566] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.287182] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 122.294715] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 122.302210] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.307831] ---[ end trace 42c67016fe3902e9 ]--- [ 122.312474] lkdtm: Negative detected: saturated # [ 121.998764] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 122.004845] lkdtm: attempting bad refcount_dec() below zero # [ 122.010434] ------------[ cut here ]------------ # [ 122.015263] WARNING: CPU: 1 PID: 2876 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.023764] refcount_t: decrement hit 0; leaking memory. # [ 122.029088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.058240] CPU: 1 PID: 2876 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 122.065992] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.072527] Backtrace: # [ 122.074999] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.082577] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 122.088248] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.095571] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.102541] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 # [ 122.110298] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.117787] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c6d8e000 # [ 122.123458] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.132426] r9:c1acd1e0 r8:c15e8704 r7:c6d8ff60 r6:00000016 r5:00000000 r4:c6d8e000 # [ 122.140181] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.149844] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 122.159941] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.169078] r5:c6ceb000 r4:00000030 # [ 122.172662] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.180679] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.188603] r9:c6d8ff60 r8:c536bcc0 r7:00000016 r6:b6de4000 r5:c5e412c0 r4:c0c33420 # [ 122.196361] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.204198] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6de4000 r5:c5e412c0 r4:00000000 # [ 122.211952] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.219096] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6d8e000 r5:c5e412c0 # [ 122.226929] r4:c5e412c0 # [ 122.229471] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.236614] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000016 r4:00000016 # [ 122.244369] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.251944] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) # [ 122.257004] ffa0: 00000016 00000016 00000001 b6de4000 00000016 00000000 # [ 122.265190] ffc0: 00000016 00000016 b6f2be00 00000004 00000001 00000000 00020000 bef70a54 # [ 122.273372] ffe0: 00000004 bef70788 b6e964cf b6e1c7e6 # [ 122.278493] irq event stamp: 0 # [ 122.281566] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.287182] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.294715] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.302210] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.307831] ---[ end trace 42c67016fe3902e9 ]--- # [ 122.312474] 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 [ 122.761736] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 122.768606] lkdtm: attempting bad refcount_dec_and_test() below zero [ 122.775016] ------------[ cut here ]------------ [ 122.779661] WARNING: CPU: 0 PID: 2911 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 122.788242] refcount_t: underflow; use-after-free. [ 122.793073] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.822320] CPU: 0 PID: 2911 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 122.830071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.836604] Backtrace: [ 122.839077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.846655] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 122.852327] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.859650] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.866620] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 [ 122.874376] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.881867] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c5e50000 [ 122.887539] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 122.896592] r9:c1acd1f8 r8:c15e8704 r7:c5e51f60 r6:0000001f r5:00000000 r4:c5e50000 [ 122.904348] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 122.914796] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 122.926456] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.936373] r5:c69e7000 r4:00000031 [ 122.939957] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.947975] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.955900] r9:c5e51f60 r8:c536bcc0 r7:0000001f r6:b6dd8000 r5:c6a65680 r4:c0c33420 [ 122.963657] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.971494] r9:c07e05ec r8:c5e51f60 r7:c2816000 r6:b6dd8000 r5:c6a65680 r4:00000000 [ 122.979247] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.986391] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5e50000 r5:c6a65680 [ 122.994223] r4:c6a65680 [ 122.996766] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.003910] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000001f r4:0000001f [ 123.011664] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.019240] Exception stack(0xc5e51fa8 to 0xc5e51ff0) [ 123.024301] 1fa0: 0000001f 0000001f 00000001 b6dd8000 0000001f 00000000 [ 123.032486] 1fc0: 0000001f 0000001f b6f1fe00 00000004 00000001 00000000 00020000 bebd3a54 [ 123.040668] 1fe0: 00000004 bebd3788 b6e8a4cf b6e107e6 [ 123.045759] irq event stamp: 0 [ 123.048832] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.054447] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 123.061959] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 123.069504] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.075114] ---[ end trace 42c67016fe3902ea ]--- [ 123.079745] lkdtm: Negative detected: saturated # [ 122.761736] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 122.768606] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 122.775016] ------------[ cut here ]------------ # [ 122.779661] WARNING: CPU: 0 PID: 2911 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 122.788242] refcount_t: underflow; use-after-free. # [ 122.793073] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.822320] CPU: 0 PID: 2911 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 122.830071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.836604] Backtrace: # [ 122.839077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.846655] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 122.852327] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.859650] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.866620] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 # [ 122.874376] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.881867] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c5e50000 # [ 122.887539] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 122.896592] r9:c1acd1f8 r8:c15e8704 r7:c5e51f60 r6:0000001f r5:00000000 r4:c5e50000 # [ 122.904348] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 122.914796] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 122.926456] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.936373] r5:c69e7000 r4:00000031 # [ 122.939957] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.947975] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.955900] r9:c5e51f60 r8:c536bcc0 r7:0000001f r6:b6dd8000 r5:c6a65680 r4:c0c33420 # [ 122.963657] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.971494] r9:c07e05ec r8:c5e51f60 r7:c2816000 r6:b6dd8000 r5:c6a65680 r4:00000000 # [ 122.979247] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.986391] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5e50000 r5:c6a65680 # [ 122.994223] r4:c6a65680 # [ 122.996766] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.003910] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000001f r4:0000001f # [ 123.011664] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.019240] Exception stack(0xc5e51fa8 to 0xc5e51ff0) # [ 123.024301] 1fa0: 0000001f 0000001f 00000001 b6dd8000 0000001f 00000000 # [ 123.032486] 1fc0: 0000001f 0000001f b6f1fe00 00000004 00000001 00000000 00020000 bebd3a54 # [ 123.040668] 1fe0: 00000004 bebd3788 b6e8a4cf b6e107e6 # [ 123.045759] irq event stamp: 0 # [ 123.048832] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.054447] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.061959] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.069504] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.075114] ---[ end trace 42c67016fe3902ea ]--- # [ 123.079745] 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 [ 123.539840] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 123.546774] lkdtm: attempting bad refcount_sub_and_test() below zero [ 123.553231] ------------[ cut here ]------------ [ 123.557880] WARNING: CPU: 2 PID: 2946 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.566516] refcount_t: underflow; use-after-free. [ 123.571341] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.600494] CPU: 2 PID: 2946 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 123.608243] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.614775] Backtrace: [ 123.617249] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.624827] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 123.630498] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.637822] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.644795] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 [ 123.652551] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.660039] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c59cc000 [ 123.665708] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.674761] r9:c1acd218 r8:c15e8704 r7:c59cdf60 r6:0000001f r5:c5dfb000 r4:c59cc000 [ 123.682519] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.692966] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 123.704627] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.714545] r4:00000032 [ 123.717087] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.725105] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.733031] r9:c59cdf60 r8:c536bcc0 r7:0000001f r6:b6df4000 r5:c5a95b80 r4:c0c33420 [ 123.740787] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.748625] r9:c07e05ec r8:c59cdf60 r7:c2816000 r6:b6df4000 r5:c5a95b80 r4:00000000 [ 123.756380] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.763523] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c59cc000 r5:c5a95b80 [ 123.771358] r4:c5a95b80 [ 123.773900] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.781043] r9:c59cc000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:0000001f r4:0000001f [ 123.788799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.796373] Exception stack(0xc59cdfa8 to 0xc59cdff0) [ 123.801433] dfa0: 0000001f 0000001f 00000001 b6df4000 0000001f 00000000 [ 123.809618] dfc0: 0000001f 0000001f b6f3be00 00000004 00000001 00000000 00020000 bec8ca54 [ 123.817801] dfe0: 00000004 bec8c788 b6ea64cf b6e2c7e6 [ 123.822914] irq event stamp: 0 [ 123.825987] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.831575] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 123.839134] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 123.846688] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.852276] ---[ end trace 42c67016fe3902eb ]--- [ 123.856942] lkdtm: Negative detected: saturated # [ 123.539840] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 123.546774] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 123.553231] ------------[ cut here ]------------ # [ 123.557880] WARNING: CPU: 2 PID: 2946 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.566516] refcount_t: underflow; use-after-free. # [ 123.571341] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.600494] CPU: 2 PID: 2946 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 123.608243] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.614775] Backtrace: # [ 123.617249] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.624827] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 123.630498] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.637822] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.644795] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 # [ 123.652551] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.660039] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c59cc000 # [ 123.665708] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.674761] r9:c1acd218 r8:c15e8704 r7:c59cdf60 r6:0000001f r5:c5dfb000 r4:c59cc000 # [ 123.682519] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.692966] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 123.704627] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.714545] r4:00000032 # [ 123.717087] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.725105] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.733031] r9:c59cdf60 r8:c536bcc0 r7:0000001f r6:b6df4000 r5:c5a95b80 r4:c0c33420 # [ 123.740787] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.748625] r9:c07e05ec r8:c59cdf60 r7:c2816000 r6:b6df4000 r5:c5a95b80 r4:00000000 # [ 123.756380] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.763523] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c59cc000 r5:c5a95b80 # [ 123.771358] r4:c5a95b80 # [ 123.773900] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.781043] r9:c59cc000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:0000001f r4:0000001f # [ 123.788799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.796373] Exception stack(0xc59cdfa8 to 0xc59cdff0) # [ 123.801433] dfa0: 0000001f 0000001f 00000001 b6df4000 0000001f 00000000 # [ 123.809618] dfc0: 0000001f 0000001f b6f3be00 00000004 00000001 00000000 00020000 bec8ca54 # [ 123.817801] dfe0: 00000004 bec8c788 b6ea64cf b6e2c7e6 # [ 123.822914] irq event stamp: 0 # [ 123.825987] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.831575] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.839134] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.846688] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.852276] ---[ end trace 42c67016fe3902eb ]--- # [ 123.856942] 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:[ 124.297815] lkdtm: Performing direct entry REFCOUNT_INC_ZERO REFCOUNT_INC_ZERO.sh [ 124.304698] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 124.312942] lkdtm: Good: zero detected [ 124.316724] lkdtm: Correctly stayed at zero [ 124.320948] lkdtm: attempting bad refcount_inc() from zero [ 124.326588] ------------[ cut here ]------------ [ 124.331261] WARNING: CPU: 1 PID: 2978 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 124.339831] refcount_t: addition on 0; use-after-free. [ 124.345030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.374200] CPU: 1 PID: 2978 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 124.381950] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.388483] Backtrace: [ 124.390956] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.398535] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 124.404206] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.411528] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.418498] r9:00000009 r8:c0872328 r7:00000019 r6:00000009 r5:c0872328 r4:c1a211e0 [ 124.426254] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.433744] r7:00000019 r6:c1a211e0 r5:c1a211f0 r4:c68d6000 [ 124.439415] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 124.448470] r9:c1acd238 r8:c15e8704 r7:c68d7f60 r6:00000012 r5:00000000 r4:c68d6000 [ 124.456228] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 124.465893] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 124.475644] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.484435] r5:c6ceb000 r4:00000033 [ 124.488020] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.496037] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.503962] r9:c68d7f60 r8:c536bcc0 r7:00000012 r6:b6e54000 r5:c5ab72c0 r4:c0c33420 [ 124.511720] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.519558] r9:c07e05ec r8:c68d7f60 r7:c2816000 r6:b6e54000 r5:c5ab72c0 r4:00000000 [ 124.527311] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.534455] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c68d6000 r5:c5ab72c0 [ 124.542289] r4:c5ab72c0 [ 124.544833] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.551977] r9:c68d6000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000012 r4:00000012 [ 124.559732] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.567305] Exception stack(0xc68d7fa8 to 0xc68d7ff0) [ 124.572369] 7fa0: 00000012 00000012 00000001 b6e54000 00000012 00000000 [ 124.580553] 7fc0: 00000012 00000012 b6f9be00 00000004 00000001 00000000 00020000 be866a54 [ 124.588739] 7fe0: 00000004 be866788 b6f064cf b6e8c7e6 [ 124.593857] irq event stamp: 0 [ 124.596934] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.602557] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 124.610055] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 124.617589] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.623204] ---[ end trace 42c67016fe3902ec ]--- [ 124.627835] lkdtm: Zero detected: saturated # [ 124.297815] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 124.304698] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 124.312942] lkdtm: Good: zero detected # [ 124.316724] lkdtm: Correctly stayed at zero # [ 124.320948] lkdtm: attempting bad refcount_inc() from zero # [ 124.326588] ------------[ cut here ]------------ # [ 124.331261] WARNING: CPU: 1 PID: 2978 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 124.339831] refcount_t: addition on 0; use-after-free. # [ 124.345030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.374200] CPU: 1 PID: 2978 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 124.381950] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.388483] Backtrace: # [ 124.390956] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.398535] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 124.404206] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.411528] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.418498] r9:00000009 r8:c0872328 r7:00000019 r6:00000009 r5:c0872328 r4:c1a211e0 # [ 124.426254] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.433744] r7:00000019 r6:c1a211e0 r5:c1a211f0 r4:c68d6000 # [ 124.439415] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 124.448470] r9:c1acd238 r8:c15e8704 r7:c68d7f60 r6:00000012 r5:00000000 r4:c68d6000 # [ 124.456228] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 124.465893] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 124.475644] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.484435] r5:c6ceb000 r4:00000033 # [ 124.488020] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.496037] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.503962] r9:c68d7f60 r8:c536bcc0 r7:00000012 r6:b6e54000 r5:c5ab72c0 r4:c0c33420 # [ 124.511720] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.519558] r9:c07e05ec r8:c68d7f60 r7:c2816000 r6:b6e54000 r5:c5ab72c0 r4:00000000 # [ 124.527311] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.534455] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c68d6000 r5:c5ab72c0 # [ 124.542289] r4:c5ab72c0 # [ 124.544833] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.551977] r9:c68d6000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000012 r4:00000012 # [ 124.559732] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.567305] Exception stack(0xc68d7fa8 to 0xc68d7ff0) # [ 124.572369] 7fa0: 00000012 00000012 00000001 b6e54000 00000012 00000000 # [ 124.580553] 7fc0: 00000012 00000012 b6f9be00 00000004 00000001 00000000 00020000 be866a54 # [ 124.588739] 7fe0: 00000004 be866788 b6f064cf b6e8c7e6 # [ 124.593857] irq event stamp: 0 # [ 124.596934] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.602557] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 124.610055] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 124.617589] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.623204] ---[ end trace 42c67016fe3902ec ]--- # [ 124.627835] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 125.079528] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 125.085263] lkdtm: attempting safe refcount_add_not_zero() from zero [ 125.091632] lkdtm: Good: zero detected [ 125.095578] lkdtm: Correctly stayed at zero [ 125.099799] lkdtm: attempting bad refcount_add() from zero [ 125.105347] ------------[ cut here ]------------ [ 125.110024] WARNING: CPU: 3 PID: 3012 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 125.118608] refcount_t: addition on 0; use-after-free. [ 125.123785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.152932] CPU: 3 PID: 3012 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 125.160682] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.167215] Backtrace: [ 125.169688] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.177267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 125.182937] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.190259] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.197232] r9:00000009 r8:c0872328 r7:00000019 r6:00000009 r5:c0872328 r4:c1a211e0 [ 125.204988] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.212478] r7:00000019 r6:c1a211e0 r5:c1a211f0 r4:c5bdc000 [ 125.218149] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 125.227203] r9:c1acd24c r8:c15e8704 r7:c5bddf60 r6:00000012 r5:00000000 r4:c5bdc000 [ 125.234960] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 125.244626] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 125.254376] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.263168] r5:c6bea000 r4:00000034 [ 125.266753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.274769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.282694] r9:c5bddf60 r8:c536bcc0 r7:00000012 r6:b6dd8000 r5:c5b24500 r4:c0c33420 [ 125.290451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.298291] r9:c07e05ec r8:c5bddf60 r7:c2816000 r6:b6dd8000 r5:c5b24500 r4:00000000 [ 125.306045] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.313188] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5bdc000 r5:c5b24500 [ 125.321021] r4:c5b24500 [ 125.323566] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.330712] r9:c5bdc000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:00000012 r4:00000012 [ 125.338466] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.346042] Exception stack(0xc5bddfa8 to 0xc5bddff0) [ 125.351101] dfa0: 00000012 00000012 00000001 b6dd8000 00000012 00000000 [ 125.359286] dfc0: 00000012 00000012 b6f1fe00 00000004 00000001 00000000 00020000 be8d9a54 [ 125.367469] dfe0: 00000004 be8d9788 b6e8a4cf b6e107e6 [ 125.372587] irq event stamp: 0 [ 125.375660] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.381249] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 125.388805] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 125.396367] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.401959] ---[ end trace 42c67016fe3902ed ]--- [ 125.406618] lkdtm: Zero detected: saturated # [ 125.079528] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 125.085263] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 125.091632] lkdtm: Good: zero detected # [ 125.095578] lkdtm: Correctly stayed at zero # [ 125.099799] lkdtm: attempting bad refcount_add() from zero # [ 125.105347] ------------[ cut here ]------------ # [ 125.110024] WARNING: CPU: 3 PID: 3012 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 125.118608] refcount_t: addition on 0; use-after-free. # [ 125.123785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.152932] CPU: 3 PID: 3012 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 125.160682] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.167215] Backtrace: # [ 125.169688] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.177267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 125.182937] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.190259] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.197232] r9:00000009 r8:c0872328 r7:00000019 r6:00000009 r5:c0872328 r4:c1a211e0 # [ 125.204988] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.212478] r7:00000019 r6:c1a211e0 r5:c1a211f0 r4:c5bdc000 # [ 125.218149] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 125.227203] r9:c1acd24c r8:c15e8704 r7:c5bddf60 r6:00000012 r5:00000000 r4:c5bdc000 # [ 125.234960] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 125.244626] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 125.254376] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.263168] r5:c6bea000 r4:00000034 # [ 125.266753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.274769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.282694] r9:c5bddf60 r8:c536bcc0 r7:00000012 r6:b6dd8000 r5:c5b24500 r4:c0c33420 # [ 125.290451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.298291] r9:c07e05ec r8:c5bddf60 r7:c2816000 r6:b6dd8000 r5:c5b24500 r4:00000000 # [ 125.306045] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.313188] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5bdc000 r5:c5b24500 # [ 125.321021] r4:c5b24500 # [ 125.323566] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.330712] r9:c5bdc000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:00000012 r4:00000012 # [ 125.338466] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.346042] Exception stack(0xc5bddfa8 to 0xc5bddff0) # [ 125.351101] dfa0: 00000012 00000012 00000001 b6dd8000 00000012 00000000 # [ 125.359286] dfc0: 00000012 00000012 b6f1fe00 00000004 00000001 00000000 00020000 be8d9a54 # [ 125.367469] dfe0: 00000004 be8d9788 b6e8a4cf b6e107e6 # [ 125.372587] irq event stamp: 0 # [ 125.375660] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.381249] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.388805] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.396367] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.401959] ---[ end trace 42c67016fe3902ed ]--- # [ 125.406618] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 125.865903] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 125.872018] lkdtm: attempting bad refcount_inc() from saturated [ 125.878013] ------------[ cut here ]------------ [ 125.882695] WARNING: CPU: 0 PID: 3049 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 125.891144] refcount_t: saturated; leaking memory. [ 125.895987] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.925208] CPU: 0 PID: 3049 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 125.932959] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.939491] Backtrace: [ 125.941964] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.949542] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 125.955214] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.962539] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.969509] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 [ 125.977264] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.984753] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c475c000 [ 125.990423] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 125.999390] r9:c1acd260 r8:c15e8704 r7:c475df60 r6:00000017 r5:c5bfa000 r4:c475c000 [ 126.007146] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 126.016814] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 126.026999] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.036222] r4:00000035 [ 126.038764] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.046782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.054708] r9:c475df60 r8:c536bcc0 r7:00000017 r6:b6dfd000 r5:c5a248c0 r4:c0c33420 [ 126.062465] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.070303] r9:c07e05ec r8:c475df60 r7:c2816000 r6:b6dfd000 r5:c5a248c0 r4:00000000 [ 126.078056] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.085199] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c475c000 r5:c5a248c0 [ 126.093032] r4:c5a248c0 [ 126.095575] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.102718] r9:c475c000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000017 r4:00000017 [ 126.110473] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.118048] Exception stack(0xc475dfa8 to 0xc475dff0) [ 126.123107] dfa0: 00000017 00000017 00000001 b6dfd000 00000017 00000000 [ 126.131294] dfc0: 00000017 00000017 b6f44e00 00000004 00000001 00000000 00020000 bed55a54 [ 126.139477] dfe0: 00000004 bed55788 b6eaf4cf b6e357e6 [ 126.144573] irq event stamp: 0 [ 126.147646] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.153261] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 126.160759] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 126.168304] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.173916] ---[ end trace 42c67016fe3902ee ]--- [ 126.178547] lkdtm: Saturation detected: still saturated # [ 125.865903] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 125.872018] lkdtm: attempting bad refcount_inc() from saturated # [ 125.878013] ------------[ cut here ]------------ # [ 125.882695] WARNING: CPU: 0 PID: 3049 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 125.891144] refcount_t: saturated; leaking memory. # [ 125.895987] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.925208] CPU: 0 PID: 3049 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 125.932959] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.939491] Backtrace: # [ 125.941964] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.949542] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 125.955214] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.962539] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.969509] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 # [ 125.977264] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.984753] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c475c000 # [ 125.990423] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 125.999390] r9:c1acd260 r8:c15e8704 r7:c475df60 r6:00000017 r5:c5bfa000 r4:c475c000 # [ 126.007146] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 126.016814] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 126.026999] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.036222] r4:00000035 # [ 126.038764] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.046782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.054708] r9:c475df60 r8:c536bcc0 r7:00000017 r6:b6dfd000 r5:c5a248c0 r4:c0c33420 # [ 126.062465] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.070303] r9:c07e05ec r8:c475df60 r7:c2816000 r6:b6dfd000 r5:c5a248c0 r4:00000000 # [ 126.078056] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.085199] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c475c000 r5:c5a248c0 # [ 126.093032] r4:c5a248c0 # [ 126.095575] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.102718] r9:c475c000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000017 r4:00000017 # [ 126.110473] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.118048] Exception stack(0xc475dfa8 to 0xc475dff0) # [ 126.123107] dfa0: 00000017 00000017 00000001 b6dfd000 00000017 00000000 # [ 126.131294] dfc0: 00000017 00000017 b6f44e00 00000004 00000001 00000000 00020000 bed55a54 # [ 126.139477] dfe0: 00000004 bed55788 b6eaf4cf b6e357e6 # [ 126.144573] irq event stamp: 0 # [ 126.147646] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.153261] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.160759] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.168304] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.173916] ---[ end trace 42c67016fe3902ee ]--- # [ 126.178547] 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 [ 126.644937] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 126.651051] lkdtm: attempting bad refcount_dec() from saturated [ 126.657165] ------------[ cut here ]------------ [ 126.661841] WARNING: CPU: 3 PID: 3084 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 126.670330] refcount_t: decrement hit 0; leaking memory. [ 126.675713] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 126.704948] CPU: 3 PID: 3084 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 126.712701] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.719236] Backtrace: [ 126.721717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.729300] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 126.734975] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.742302] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.749279] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 [ 126.757040] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.764534] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c6d8e000 [ 126.770207] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 126.779177] r9:c1acd278 r8:c15e8704 r7:c6d8ff60 r6:00000017 r5:c6bea000 r4:c6d8e000 [ 126.786936] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 126.796603] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 126.806792] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.816018] r4:00000036 [ 126.818565] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.826587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.834518] r9:c6d8ff60 r8:c536bcc0 r7:00000017 r6:b6e43000 r5:c6ef5680 r4:c0c33420 [ 126.842281] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.850124] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6e43000 r5:c6ef5680 r4:00000000 [ 126.857881] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.865029] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c6d8e000 r5:c6ef5680 [ 126.872865] r4:c6ef5680 [ 126.875412] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.882559] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000017 r4:00000017 [ 126.890319] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.897896] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) [ 126.902959] ffa0: 00000017 00000017 00000001 b6e43000 00000017 00000000 [ 126.911149] ffc0: 00000017 00000017 b6f8ae00 00000004 00000001 00000000 00020000 bead6a54 [ 126.919334] ffe0: 00000004 bead6788 b6ef54cf b6e7b7e6 [ 126.924461] irq event stamp: 0 [ 126.927539] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.933162] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 126.940664] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 126.948223] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.953894] ---[ end trace 42c67016fe3902ef ]--- [ 126.958535] lkdtm: Saturation detected: still saturated # [ 126.644937] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 126.651051] lkdtm: attempting bad refcount_dec() from saturated # [ 126.657165] ------------[ cut here ]------------ # [ 126.661841] WARNING: CPU: 3 PID: 3084 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 126.670330] refcount_t: decrement hit 0; leaking memory. # [ 126.675713] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.704948] CPU: 3 PID: 3084 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 126.712701] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.719236] Backtrace: # [ 126.721717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.729300] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 126.734975] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.742302] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.749279] r9:00000009 r8:c087228c r7:0000001f r6:00000009 r5:c087228c r4:c1a211e0 # [ 126.757040] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.764534] r7:0000001f r6:c1a211e0 r5:c1a21244 r4:c6d8e000 # [ 126.770207] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 126.779177] r9:c1acd278 r8:c15e8704 r7:c6d8ff60 r6:00000017 r5:c6bea000 r4:c6d8e000 # [ 126.786936] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 126.796603] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 126.806792] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.816018] r4:00000036 # [ 126.818565] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.826587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.834518] r9:c6d8ff60 r8:c536bcc0 r7:00000017 r6:b6e43000 r5:c6ef5680 r4:c0c33420 # [ 126.842281] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.850124] r9:c07e05ec r8:c6d8ff60 r7:c2816000 r6:b6e43000 r5:c6ef5680 r4:00000000 # [ 126.857881] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.865029] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c6d8e000 r5:c6ef5680 # [ 126.872865] r4:c6ef5680 # [ 126.875412] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.882559] r9:c6d8e000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000017 r4:00000017 # [ 126.890319] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.897896] Exception stack(0xc6d8ffa8 to 0xc6d8fff0) # [ 126.902959] ffa0: 00000017 00000017 00000001 b6e43000 00000017 00000000 # [ 126.911149] ffc0: 00000017 00000017 b6f8ae00 00000004 00000001 00000000 00020000 bead6a54 # [ 126.919334] ffe0: 00000004 bead6788 b6ef54cf b6e7b7e6 # [ 126.924461] irq event stamp: 0 # [ 126.927539] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.933162] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.940664] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.948223] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.953894] ---[ end trace 42c67016fe3902ef ]--- # [ 126.958535] 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 [ 127.425332] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 127.431447] lkdtm: attempting bad refcount_dec() from saturated [ 127.437586] ------------[ cut here ]------------ [ 127.442266] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 127.450793] refcount_t: saturated; leaking memory. [ 127.455695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 127.485169] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 127.492919] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.499452] Backtrace: [ 127.501925] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.509504] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 127.515178] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.522500] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.529470] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 [ 127.537226] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.544716] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6a9e000 [ 127.550387] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 127.559354] r9:c1acd290 r8:c15e8704 r7:c6a9ff60 r6:00000017 r5:c6df4000 r4:c6a9e000 [ 127.567110] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 127.576775] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 127.586959] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.596182] r4:00000037 [ 127.598725] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.606743] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.614668] r9:c6a9ff60 r8:c536bcc0 r7:00000017 r6:b6e31000 r5:c5a24280 r4:c0c33420 [ 127.622426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.630265] r9:c07e05ec r8:c6a9ff60 r7:c2816000 r6:b6e31000 r5:c5a24280 r4:00000000 [ 127.638016] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.645160] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c6a9e000 r5:c5a24280 [ 127.652993] r4:c5a24280 [ 127.655536] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.662679] r9:c6a9e000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000017 r4:00000017 [ 127.670432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.678007] Exception stack(0xc6a9ffa8 to 0xc6a9fff0) [ 127.683066] ffa0: 00000017 00000017 00000001 b6e31000 00000017 00000000 [ 127.691253] ffc0: 00000017 00000017 b6f78e00 00000004 00000001 00000000 00020000 be850a54 [ 127.699437] ffe0: 00000004 be850788 b6ee34cf b6e697e6 [ 127.704549] irq event stamp: 0 [ 127.707623] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.713241] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 127.720755] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 127.728335] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.733989] ---[ end trace 42c67016fe3902f0 ]--- [ 127.738629] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 127.425332] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 127.431447] lkdtm: attempting bad refcount_dec() from saturated # [ 127.437586] ------------[ cut here ]------------ # [ 127.442266] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 127.450793] refcount_t: saturated; leaking memory. # [ 127.455695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 127.485169] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 127.492919] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.499452] Backtrace: # [ 127.501925] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.509504] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 127.515178] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.522500] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.529470] r9:00000009 r8:c08722f4 r7:00000016 r6:00000009 r5:c08722f4 r4:c1a211e0 # [ 127.537226] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.544716] r7:00000016 r6:c1a211e0 r5:c1a211b8 r4:c6a9e000 # [ 127.550387] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 127.559354] r9:c1acd290 r8:c15e8704 r7:c6a9ff60 r6:00000017 r5:c6df4000 r4:c6a9e000 # [ 127.567110] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 127.576775] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 127.586959] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.596182] r4:00000037 # [ 127.598725] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.606743] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.614668] r9:c6a9ff60 r8:c536bcc0 r7:00000017 r6:b6e31000 r5:c5a24280 r4:c0c33420 # [ 127.622426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.630265] r9:c07e05ec r8:c6a9ff60 r7:c2816000 r6:b6e31000 r5:c5a24280 r4:00000000 # [ 127.638016] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.645160] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c6a9e000 r5:c5a24280 # [ 127.652993] r4:c5a24280 # [ 127.655536] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.662679] r9:c6a9e000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000017 r4:00000017 # [ 127.670432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.678007] Exception stack(0xc6a9ffa8 to 0xc6a9fff0) # [ 127.683066] ffa0: 00000017 00000017 00000001 b6e31000 00000017 00000000 # [ 127.691253] ffc0: 00000017 00000017 b6f78e00 00000004 00000001 00000000 00020000 be850a54 # [ 127.699437] ffe0: 00000004 be850788 b6ee34cf b6e697e6 # [ 127.704549] irq event stamp: 0 # [ 127.707623] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.713241] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 127.720755] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 127.728335] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.733989] ---[ end trace 42c67016fe3902f0 ]--- # [ 127.738629] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests:[ 128.195766] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED lkdtm: REFCOUNT_ADD_SATURATED.sh[ 128.203280] lkdtm: attempting bad refcount_inc_not_zero() from saturated # selftests: lkdtm: REFCOUNT_IN[ 128.212782] ------------[ cut here ]------------ C_NOT_ZERO_SATURATED.sh [ 128.220223] WARNING: CPU: 1 PID: 3151 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 128.231007] refcount_t: saturated; leaking memory. [ 128.235860] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.265031] CPU: 1 PID: 3151 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 128.272782] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.279314] Backtrace: [ 128.281789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.289369] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 128.295044] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.302367] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.309338] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 [ 128.317093] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.324582] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c5e58000 [ 128.330254] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 128.339221] r9:c1acd2a8 r8:c15e8704 r7:c5e59f60 r6:00000020 r5:c6d2d000 r4:c0000000 [ 128.346978] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 128.357423] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 128.369164] r5:c6d2d000 r4:c5e58000 [ 128.372753] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.382756] r4:00000038 [ 128.385300] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.393317] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.401242] r9:c5e59f60 r8:c536bcc0 r7:00000020 r6:b6dd4000 r5:c59a2a00 r4:c0c33420 [ 128.409000] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.416840] r9:c07e05ec r8:c5e59f60 r7:c2816000 r6:b6dd4000 r5:c59a2a00 r4:00000000 [ 128.424592] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.431737] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5e58000 r5:c59a2a00 [ 128.439571] r4:c59a2a00 [ 128.442114] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.449258] r9:c5e58000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000020 r4:00000020 [ 128.457014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.464589] Exception stack(0xc5e59fa8 to 0xc5e59ff0) [ 128.469650] 9fa0: 00000020 00000020 00000001 b6dd4000 00000020 00000000 [ 128.477836] 9fc0: 00000020 00000020 b6f1be00 00000004 00000001 00000000 00020000 be9b7a54 [ 128.486019] 9fe0: 00000004 be9b7788 b6e864cf b6e0c7e6 [ 128.491138] irq event stamp: 0 [ 128.494231] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.499822] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 128.507382] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 128.514918] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.520524] ---[ end trace 42c67016fe3902f1 ]--- [ 128.525202] lkdtm: Saturation detected: still saturated # [ 128.195766] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 128.203280] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 128.212782] ------------[ cut here ]------------ # [ 128.220223] WARNING: CPU: 1 PID: 3151 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 128.231007] refcount_t: saturated; leaking memory. # [ 128.235860] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.265031] CPU: 1 PID: 3151 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 128.272782] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.279314] Backtrace: # [ 128.281789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.289369] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 128.295044] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.302367] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.309338] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 # [ 128.317093] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.324582] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c5e58000 # [ 128.330254] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 128.339221] r9:c1acd2a8 r8:c15e8704 r7:c5e59f60 r6:00000020 r5:c6d2d000 r4:c0000000 # [ 128.346978] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 128.357423] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 128.369164] r5:c6d2d000 r4:c5e58000 # [ 128.372753] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.382756] r4:00000038 # [ 128.385300] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.393317] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.401242] r9:c5e59f60 r8:c536bcc0 r7:00000020 r6:b6dd4000 r5:c59a2a00 r4:c0c33420 # [ 128.409000] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.416840] r9:c07e05ec r8:c5e59f60 r7:c2816000 r6:b6dd4000 r5:c59a2a00 r4:00000000 # [ 128.424592] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.431737] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5e58000 r5:c59a2a00 # [ 128.439571] r4:c59a2a00 # [ 128.442114] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.449258] r9:c5e58000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000020 r4:00000020 # [ 128.457014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.464589] Exception stack(0xc5e59fa8 to 0xc5e59ff0) # [ 128.469650] 9fa0: 00000020 00000020 00000001 b6dd4000 00000020 00000000 # [ 128.477836] 9fc0: 00000020 00000020 b6f1be00 00000004 00000001 00000000 00020000 be9b7a54 # [ 128.486019] 9fe0: 00000004 be9b7788 b6e864cf b6e0c7e6 # [ 128.491138] irq event stamp: 0 # [ 128.494231] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.499822] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.507382] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.514918] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.520524] ---[ end trace 42c67016fe3902f1 ]--- # [ 128.525202] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 128.984409] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 128.991304] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 128.998154] ------------[ cut here ]------------ [ 129.002862] WARNING: CPU: 1 PID: 3185 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 129.011315] refcount_t: saturated; leaking memory. [ 129.016254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.045719] CPU: 1 PID: 3185 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 129.053469] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.060001] Backtrace: [ 129.062474] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.070054] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 129.075727] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.083050] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.090021] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 [ 129.097776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.105266] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c5c9a000 [ 129.110937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 129.119903] r9:c1acd2c8 r8:c15e8704 r7:c5c9bf60 r6:00000020 r5:c6d2d000 r4:c0000000 [ 129.127660] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 129.138106] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 129.149846] r5:c6d2d000 r4:c5c9a000 [ 129.153435] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.163438] r4:00000039 [ 129.165983] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.174000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.181925] r9:c5c9bf60 r8:c536bcc0 r7:00000020 r6:b6e3f000 r5:c5ad6dc0 r4:c0c33420 [ 129.189683] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.197521] r9:c07e05ec r8:c5c9bf60 r7:c2816000 r6:b6e3f000 r5:c5ad6dc0 r4:00000000 [ 129.205273] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.212418] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5c9a000 r5:c5ad6dc0 [ 129.220252] r4:c5ad6dc0 [ 129.222796] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.229943] r9:c5c9a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000020 r4:00000020 [ 129.237699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.245273] Exception stack(0xc5c9bfa8 to 0xc5c9bff0) [ 129.250336] bfa0: 00000020 00000020 00000001 b6e3f000 00000020 00000000 [ 129.258521] bfc0: 00000020 00000020 b6f86e00 00000004 00000001 00000000 00020000 be90aa54 [ 129.266702] bfe0: 00000004 be90a788 b6ef14cf b6e777e6 [ 129.271825] irq event stamp: 0 [ 129.274922] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.280512] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 129.288046] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 129.295583] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.301176] ---[ end trace 42c67016fe3902f2 ]--- [ 129.305859] lkdtm: Saturation detected: still saturated # [ 128.984409] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 128.991304] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 128.998154] ------------[ cut here ]------------ # [ 129.002862] WARNING: CPU: 1 PID: 3185 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 129.011315] refcount_t: saturated; leaking memory. # [ 129.016254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.045719] CPU: 1 PID: 3185 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 129.053469] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.060001] Backtrace: # [ 129.062474] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.070054] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 129.075727] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.083050] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.090021] r9:00000009 r8:c08722c0 r7:00000013 r6:00000009 r5:c08722c0 r4:c1a211e0 # [ 129.097776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.105266] r7:00000013 r6:c1a211e0 r5:c1a211b8 r4:c5c9a000 # [ 129.110937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 129.119903] r9:c1acd2c8 r8:c15e8704 r7:c5c9bf60 r6:00000020 r5:c6d2d000 r4:c0000000 # [ 129.127660] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 129.138106] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 129.149846] r5:c6d2d000 r4:c5c9a000 # [ 129.153435] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.163438] r4:00000039 # [ 129.165983] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.174000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.181925] r9:c5c9bf60 r8:c536bcc0 r7:00000020 r6:b6e3f000 r5:c5ad6dc0 r4:c0c33420 # [ 129.189683] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.197521] r9:c07e05ec r8:c5c9bf60 r7:c2816000 r6:b6e3f000 r5:c5ad6dc0 r4:00000000 # [ 129.205273] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.212418] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5c9a000 r5:c5ad6dc0 # [ 129.220252] r4:c5ad6dc0 # [ 129.222796] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.229943] r9:c5c9a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000020 r4:00000020 # [ 129.237699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.245273] Exception stack(0xc5c9bfa8 to 0xc5c9bff0) # [ 129.250336] bfa0: 00000020 00000020 00000001 b6e3f000 00000020 00000000 # [ 129.258521] bfc0: 00000020 00000020 b6f86e00 00000004 00000001 00000000 00020000 be90aa54 # [ 129.266702] bfe0: 00000004 be90a788 b6ef14cf b6e777e6 # [ 129.271825] irq event stamp: 0 # [ 129.274922] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.280512] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 129.288046] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 129.295583] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.301176] ---[ end trace 42c67016fe3902f2 ]--- # [ 129.305859] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 129.780553] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 129.787563] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 129.794380] ------------[ cut here ]------------ [ 129.799029] WARNING: CPU: 3 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 129.807693] refcount_t: underflow; use-after-free. [ 129.812548] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.841701] CPU: 3 PID: 3222 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 129.849452] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.855982] Backtrace: [ 129.858455] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.866035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 129.871708] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.879031] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.886004] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 [ 129.893762] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.901253] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c4758000 [ 129.906923] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 129.915976] r9:c1acd2e8 r8:c15e8704 r7:c4759f60 r6:00000020 r5:c6df4000 r4:c4758000 [ 129.923734] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 129.934183] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 129.945931] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.955936] r4:0000003a [ 129.958480] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.966498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.974423] r9:c4759f60 r8:c536bcc0 r7:00000020 r6:b6e81000 r5:c475a500 r4:c0c33420 [ 129.982180] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.990020] r9:c07e05ec r8:c4759f60 r7:c2816000 r6:b6e81000 r5:c475a500 r4:00000000 [ 129.997774] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.004918] r10:00000004 r9:00000000 r8:00000000 r7:b6e81000 r6:c4758000 r5:c475a500 [ 130.012752] r4:c475a500 [ 130.015295] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.022440] r9:c4758000 r8:c03002e4 r7:00000004 r6:b6fc8e00 r5:00000020 r4:00000020 [ 130.030196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.037771] Exception stack(0xc4759fa8 to 0xc4759ff0) [ 130.042832] 9fa0: 00000020 00000020 00000001 b6e81000 00000020 00000000 [ 130.051021] 9fc0: 00000020 00000020 b6fc8e00 00000004 00000001 00000000 00020000 befafa54 [ 130.059204] 9fe0: 00000004 befaf788 b6f334cf b6eb97e6 [ 130.064327] irq event stamp: 0 [ 130.067402] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.073018] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 130.080531] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 130.088078] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.093704] ---[ end trace 42c67016fe3902f3 ]--- [ 130.098338] lkdtm: Saturation detected: still saturated # [ 129.780553] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 129.787563] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 129.794380] ------------[ cut here ]------------ # [ 129.799029] WARNING: CPU: 3 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 129.807693] refcount_t: underflow; use-after-free. # [ 129.812548] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.841701] CPU: 3 PID: 3222 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 129.849452] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.855982] Backtrace: # [ 129.858455] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.866035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 129.871708] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.879031] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.886004] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 # [ 129.893762] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.901253] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c4758000 # [ 129.906923] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 129.915976] r9:c1acd2e8 r8:c15e8704 r7:c4759f60 r6:00000020 r5:c6df4000 r4:c4758000 # [ 129.923734] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 129.934183] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 129.945931] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.955936] r4:0000003a # [ 129.958480] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.966498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.974423] r9:c4759f60 r8:c536bcc0 r7:00000020 r6:b6e81000 r5:c475a500 r4:c0c33420 # [ 129.982180] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.990020] r9:c07e05ec r8:c4759f60 r7:c2816000 r6:b6e81000 r5:c475a500 r4:00000000 # [ 129.997774] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.004918] r10:00000004 r9:00000000 r8:00000000 r7:b6e81000 r6:c4758000 r5:c475a500 # [ 130.012752] r4:c475a500 # [ 130.015295] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.022440] r9:c4758000 r8:c03002e4 r7:00000004 r6:b6fc8e00 r5:00000020 r4:00000020 # [ 130.030196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.037771] Exception stack(0xc4759fa8 to 0xc4759ff0) # [ 130.042832] 9fa0: 00000020 00000020 00000001 b6e81000 00000020 00000000 # [ 130.051021] 9fc0: 00000020 00000020 b6fc8e00 00000004 00000001 00000000 00020000 befafa54 # [ 130.059204] 9fe0: 00000004 befaf788 b6f334cf b6eb97e6 # [ 130.064327] irq event stamp: 0 # [ 130.067402] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.073018] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.080531] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.088078] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.093704] ---[ end trace 42c67016fe3902f3 ]--- # [ 130.098338] 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 [ 130.564386] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 130.571282] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 130.578109] ------------[ cut here ]------------ [ 130.582843] WARNING: CPU: 1 PID: 3257 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 130.591403] refcount_t: underflow; use-after-free. [ 130.596315] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 130.625798] CPU: 1 PID: 3257 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 130.633549] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.640081] Backtrace: [ 130.642558] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.650138] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 130.655810] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.663134] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.670105] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 [ 130.677862] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.685352] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c6ef2000 [ 130.691023] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 130.700077] r9:c1acd308 r8:c15e8704 r7:c6ef3f60 r6:00000020 r5:c6cc3000 r4:c6ef2000 [ 130.707835] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 130.718283] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 130.730030] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.740033] r4:0000003b [ 130.742577] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.750596] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.758523] r9:c6ef3f60 r8:c536bcc0 r7:00000020 r6:b6e1c000 r5:c68d4780 r4:c0c33420 [ 130.766280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.774119] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e1c000 r5:c68d4780 r4:00000000 [ 130.781874] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.789018] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6ef2000 r5:c68d4780 [ 130.796851] r4:c68d4780 [ 130.799395] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.806540] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000020 r4:00000020 [ 130.814294] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.821870] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) [ 130.826931] 3fa0: 00000020 00000020 00000001 b6e1c000 00000020 00000000 [ 130.835118] 3fc0: 00000020 00000020 b6f63e00 00000004 00000001 00000000 00020000 bef3fa54 [ 130.843302] 3fe0: 00000004 bef3f788 b6ece4cf b6e547e6 [ 130.848413] irq event stamp: 0 [ 130.851486] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.857101] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 130.864651] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 130.872151] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.877764] ---[ end trace 42c67016fe3902f4 ]--- [ 130.882395] lkdtm: Saturation detected: still saturated # [ 130.564386] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 130.571282] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 130.578109] ------------[ cut here ]------------ # [ 130.582843] WARNING: CPU: 1 PID: 3257 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 130.591403] refcount_t: underflow; use-after-free. # [ 130.596315] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 130.625798] CPU: 1 PID: 3257 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 130.633549] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.640081] Backtrace: # [ 130.642558] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.650138] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 130.655810] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.663134] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.670105] r9:00000009 r8:c087235c r7:0000001c r6:00000009 r5:c087235c r4:c1a211e0 # [ 130.677862] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.685352] r7:0000001c r6:c1a211e0 r5:c1a2121c r4:c6ef2000 # [ 130.691023] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 130.700077] r9:c1acd308 r8:c15e8704 r7:c6ef3f60 r6:00000020 r5:c6cc3000 r4:c6ef2000 # [ 130.707835] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 130.718283] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 130.730030] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.740033] r4:0000003b # [ 130.742577] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.750596] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.758523] r9:c6ef3f60 r8:c536bcc0 r7:00000020 r6:b6e1c000 r5:c68d4780 r4:c0c33420 # [ 130.766280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.774119] r9:c07e05ec r8:c6ef3f60 r7:c2816000 r6:b6e1c000 r5:c68d4780 r4:00000000 # [ 130.781874] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.789018] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6ef2000 r5:c68d4780 # [ 130.796851] r4:c68d4780 # [ 130.799395] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.806540] r9:c6ef2000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000020 r4:00000020 # [ 130.814294] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.821870] Exception stack(0xc6ef3fa8 to 0xc6ef3ff0) # [ 130.826931] 3fa0: 00000020 00000020 00000001 b6e1c000 00000020 00000000 # [ 130.835118] 3fc0: 00000020 00000020 b6f63e00 00000004 00000001 00000000 00020000 bef3fa54 # [ 130.843302] 3fe0: 00000004 bef3f788 b6ece4cf b6e547e6 # [ 130.848413] irq event stamp: 0 # [ 130.851486] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.857101] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.864651] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.872151] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.877764] ---[ end trace 42c67016fe3902f4 ]--- # [ 130.882395] 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 [ 131.705188] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 131.711238] lkdtm: attempting good copy_to_user of correct size [ 131.717295] lkdtm: attempting bad copy_to_user of too large size # [ 131.705188] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 131.711238] lkdtm: attempting good copy_to_user of correct size # [ 131.717295] 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 [ 132.170830] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 132.177127] lkdtm: attempting good copy_from_user of correct size [ 132.183418] lkdtm: attempting bad copy_from_user of too large size # [ 132.170830] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 132.177127] lkdtm: attempting good copy_from_user of correct size # [ 132.183418] 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 [ 132.633089] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 132.639582] lkdtm: attempting good copy_to_user inside whitelist [ 132.645740] lkdtm: attempting bad copy_to_user outside whitelist # [ 132.633089] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 132.639582] lkdtm: attempting good copy_to_user inside whitelist # [ 132.645740] 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 [ 133.086756] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 133.093475] lkdtm: attempting good copy_from_user inside whitelist [ 133.099687] lkdtm: attempting bad copy_from_user outside whitelist # [ 133.086756] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 133.093475] lkdtm: attempting good copy_from_user inside whitelist # [ 133.099687] 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 [ 133.548235] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 133.554534] lkdtm: good_stack: c5ad5e0c-c5ad5e2c [ 133.559166] lkdtm: bad_stack : c5ad5d84-c5ad5da4 [ 133.563868] lkdtm: attempting good copy_to_user of local stack [ 133.569755] lkdtm: attempting bad copy_to_user of distant stack # [ 133.548235] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 133.554534] lkdtm: good_stack: c5ad5e0c-c5ad5e2c # [ 133.559166] lkdtm: bad_stack : c5ad5d84-c5ad5da4 # [ 133.563868] lkdtm: attempting good copy_to_user of local stack # [ 133.569755] 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 [ 133.997791] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 134.004322] lkdtm: good_stack: c5a23e0c-c5a23e2c [ 134.008983] lkdtm: bad_stack : c5a23d84-c5a23da4 [ 134.013696] lkdtm: attempting good copy_from_user of local stack [ 134.019739] lkdtm: attempting bad copy_from_user of distant stack # [ 133.997791] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 134.004322] lkdtm: good_stack: c5a23e0c-c5a23e2c # [ 134.008983] lkdtm: bad_stack : c5a23d84-c5a23da4 # [ 134.013696] lkdtm: attempting good copy_from_user of local stack # [ 134.019739] 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 [ 134.468017] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 134.474113] lkdtm: good_stack: c5a23e0c-c5a23e2c [ 134.478746] lkdtm: bad_stack : c5a23ffc-c5a2401c [ 134.483513] lkdtm: attempting good copy_to_user of local stack [ 134.489419] lkdtm: attempting bad copy_to_user of distant stack # [ 134.468017] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 134.474113] lkdtm: good_stack: c5a23e0c-c5a23e2c # [ 134.478746] lkdtm: bad_stack : c5a23ffc-c5a2401c # [ 134.483513] lkdtm: attempting good copy_to_user of local stack # [ 134.489419] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh [ 134.927073] lkdtm: Performing direct entry USERCOPY_KERNEL [ 134.932660] lkdtm: attempting good copy_to_user from kernel rodata: c15e89b0 [ 134.939761] lkdtm: attempting bad copy_to_user from kernel text: c053a588 [ 134.946665] lkdtm: FAIL: survived bad copy_to_user() # [ 134.927073] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 134.932660] lkdtm: attempting good copy_to_user from kernel rodata: c15e89b0 # [ 134.939761] lkdtm: attempting bad copy_to_user from kernel text: c053a588 # [ 134.946665] 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 [ 135.397135] lkdtm: Performing direct entry STACKLEAK_ERASING [ 135.402923] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 135.409923] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 135.416858] lkdtm: FAIL: the thread stack is NOT properly erased [ 135.422922] CPU: 0 PID: 3622 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 135.430673] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.437208] Backtrace: [ 135.439684] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.447262] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 [ 135.452933] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.460255] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 135.468788] r9:c1acd410 r8:c15e8704 r7:c582df60 r6:c582de34 r5:c582c000 r4:0000078d [ 135.476543] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.485334] r8:c15e8704 r7:c582df60 r6:00000012 r5:c6829000 r4:00000046 [ 135.492044] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.500061] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.507986] r9:c582df60 r8:c536bcc0 r7:00000012 r6:b6dcb000 r5:c5a25cc0 r4:c0c33420 [ 135.515744] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.523583] r9:c07e05ec r8:c582df60 r7:c2816000 r6:b6dcb000 r5:c5a25cc0 r4:00000000 [ 135.531335] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.538482] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c582c000 r5:c5a25cc0 [ 135.546314] r4:c5a25cc0 [ 135.548857] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.556002] r9:c582c000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000012 r4:00000012 [ 135.563757] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.571332] Exception stack(0xc582dfa8 to 0xc582dff0) [ 135.576395] dfa0: 00000012 00000012 00000001 b6dcb000 00000012 00000000 [ 135.584581] dfc0: 00000012 00000012 b6f12e00 00000004 00000001 00000000 00020000 beac2a54 [ 135.592764] dfe0: 00000004 beac2788 b6e7d4cf b6e037e6 # [ 135.397135] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 135.402923] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 135.409923] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 135.416858] lkdtm: FAIL: the thread stack is NOT properly erased # [ 135.422922] CPU: 0 PID: 3622 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 135.430673] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.437208] Backtrace: # [ 135.439684] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.447262] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f778 # [ 135.452933] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.460255] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 135.468788] r9:c1acd410 r8:c15e8704 r7:c582df60 r6:c582de34 r5:c582c000 r4:0000078d # [ 135.476543] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.485334] r8:c15e8704 r7:c582df60 r6:00000012 r5:c6829000 r4:00000046 # [ 135.492044] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.500061] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.507986] r9:c582df60 r8:c536bcc0 r7:00000012 r6:b6dcb000 r5:c5a25cc0 r4:c0c33420 # [ 135.515744] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.523583] r9:c07e05ec r8:c582df60 r7:c2816000 r6:b6dcb000 r5:c5a25cc0 r4:00000000 # [ 135.531335] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.538482] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c582c000 r5:c5a25cc0 # [ 135.546314] r4:c5a25cc0 # [ 135.548857] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.556002] r9:c582c000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000012 r4:00000012 # [ 135.563757] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.571332] Exception stack(0xc582dfa8 to 0xc582dff0) # [ 135.576395] dfa0: 00000012 00000012 00000001 b6dcb000 00000012 00000000 # [ 135.584581] dfc0: 00000012 00000012 b6f12e00 00000004 00000001 00000000 00020000 beac2a54 # [ 135.592764] dfe0: 00000004 beac2788 b6e7d4cf b6e037e6 # 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 [ 136.045431] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 136.051111] lkdtm: Calling matched prototype ... [ 136.055812] lkdtm: Calling mismatched prototype ... [ 136.060702] lkdtm: Fail: survived mismatched prototype function call! # [ 136.045431] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 136.051111] lkdtm: Calling matched prototype ... # [ 136.055812] lkdtm: Calling mismatched prototype ... # [ 136.060702] 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 / #