[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 192.168.201.35 (8 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 13682946/tftp-deploy-n_8l3c2m/kernel/zImage tftp 0x10000000 13682946/tftp-deploy-n_8l3c2m/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '13682946/tftp-deploy-n_8l3c2m/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 14.4 MiB/s done Bytes transferred = 12440064 (bdd200 hex) => tftp 0x14000000 13682946/tftp-deploy-n_8l3c2m/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 13682946/tftp-deploy-n_8l3c2m/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '13682946/tftp-deploy-n_8l3c2m/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 14.4 MiB/s done Bytes transferred = 16279194 (f8669a hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 13682946/tftp-deploy-n_8l3c2m/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 13682946/tftp-deploy-n_8l3c2m/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '13682946/tftp-deploy-n_8l3c2m/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 5.1 MiB/s done Bytes transferred = 42661 (a6a5 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13682946/extract-nfsrootfs-iyguv7zz,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13682946/extract-nfsrootfs-iyguv7zz,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbdd200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16279130 Bytes = 15.5 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 13f0d6a4 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.216-cip46 (KernelCI@build-j188855-arm-gcc-10-multi-v7-defconfig-kselftest-dvvxm) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue May 7 20:24:49 UTC 2024 [ 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] earlycon: ec_imx21 at MMIO 0x021e8000 (options '') [ 0.000000] printk: bootconsole [ec_imx21] enabled [ 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/13682946/extract-nfsrootfs-iyguv7zz,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 920564K/1048576K available (17408K kernel code, 2711K rwdata, 8124K rodata, 2048K init, 6692K bss, 62476K reserved, 65536K cma-reserved, 196608K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 <6>[ 0.000000] ftrace: allocating 55538 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] L2C-310 errata 752271 769419 enabled <6>[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 <6>[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 <6>[ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines <6>[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled <6>[ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB <6>[ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 <6>[ 0.000000] Switching to timer-based delay loop, resolution 333ns <6>[ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns <6>[ 0.008447] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns <6>[ 0.022951] Console: colour dummy device 80x30 <4>[ 0.024859] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032867] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.037209] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041623] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.046257] ... CLASSHASH_SIZE: 4096 <4>[ 0.050842] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055566] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.060239] ... CHAINHASH_SIZE: 32768 <4>[ 0.064937] memory used by lock dependency info: 4061 kB <4>[ 0.070616] memory used for stack traces: 2112 kB <4>[ 0.075662] per task-struct memory footprint: 1536 bytes <6>[ 0.081351] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091764] CPU: Testing write buffer coherency: ok <6>[ 0.096902] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.102176] pid_max: default: 32768 minimum: 301 <6>[ 0.107374] LSM: Security Framework initializing <6>[ 0.111997] LSM support for eBPF active <6>[ 0.116156] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123596] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.135055] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.141587] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.147960] rcu: Hierarchical SRCU implementation. <6>[ 0.159257] EFI services will not be available. <6>[ 0.162310] smp: Bringing up secondary CPUs ... <6>[ 0.168842] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.168857] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.180621] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.180635] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.192048] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.192063] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.201099] smp: Brought up 1 node, 4 CPUs <6>[ 0.204808] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.211344] CPU: All CPU(s) started in SVC mode. <6>[ 0.218578] devtmpfs: initialized <6>[ 0.266985] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.274461] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.282337] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.294024] pinctrl core: initialized pinctrl subsystem <6>[ 0.303022] DMI not present or invalid. <6>[ 0.306477] NET: Registered protocol family 16 <6>[ 0.318474] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.331183] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.331683] cpuidle: using governor menu <6>[ 0.339806] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 0.991175] vdd1p1: supplied by regulator-dummy <6>[ 1.020641] vdd3p0: supplied by regulator-dummy <6>[ 1.049715] vdd2p5: supplied by regulator-dummy <6>[ 1.078869] vddarm: supplied by regulator-dummy <6>[ 1.108750] vddpu: supplied by regulator-dummy <6>[ 1.137204] vddsoc: supplied by regulator-dummy <6>[ 2.295788] No ATAGs? <6>[ 2.296604] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 2.303762] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 2.327072] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 2.357026] Serial: AMBA PL011 UART driver <6>[ 2.413699] Kprobes globally optimized <6>[ 2.517502] iommu: Default domain type: Translated <6>[ 2.521953] vgaarb: loaded <5>[ 2.527100] SCSI subsystem initialized <6>[ 2.530518] usbcore: registered new interface driver usbfs <6>[ 2.534252] usbcore: registered new interface driver hub <6>[ 2.539824] usbcore: registered new device driver usb <6>[ 2.551694] i2c i2c-0: IMX I2C adapter registered <6>[ 2.559965] i2c i2c-1: IMX I2C adapter registered <6>[ 2.566125] i2c i2c-2: IMX I2C adapter registered <6>[ 2.572337] pps_core: LinuxPPS API ver. 1 registered <6>[ 2.574733] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 2.584244] PTP clock support registered <6>[ 2.605117] clocksource: Switched to clocksource mxc_timer1 <6>[ 4.368794] NET: Registered protocol family 2 <6>[ 4.371306] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 4.381361] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 4.387436] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 4.395472] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 4.404133] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 4.410699] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 4.417355] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.424080] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.431911] NET: Registered protocol family 1 <6>[ 4.438349] RPC: Registered named UNIX socket transport module. <6>[ 4.441972] RPC: Registered udp transport module. <6>[ 4.447032] RPC: Registered tcp transport module. <6>[ 4.451893] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 4.458662] NET: Registered protocol family 44 <6>[ 4.463305] PCI: CLS 0 bytes, default 64 <6>[ 4.469694] Trying to unpack rootfs image as initramfs... <6>[ 6.329685] Freeing initrd memory: 15900K <4>[ 6.332296] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 6.339733] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 6.354953] Initialise system trusted keyrings <6>[ 6.357926] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 6.405941] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 6.412369] NFS: Registering the id_resolver key type <5>[ 6.415105] Key type id_resolver registered <5>[ 6.419301] Key type id_legacy registered <6>[ 6.424068] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 6.430632] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 6.438374] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 6.444604] Key type asymmetric registered <5>[ 6.447300] Asymmetric key parser 'x509' registered <6>[ 6.452560] bounce: pool size: 64 pages <6>[ 6.456522] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 6.464073] io scheduler mq-deadline registered <6>[ 6.468845] io scheduler kyber registered <4>[ 6.473857] test_firmware: interface ready <6>[ 6.636183] mxs-dma 110000.dma-controller: initialized <4>[ 6.696539] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 6.704553] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware <6>[ 6.912387] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.934257] SuperH (H)SCI(F) driver initialized <6>[ 6.938970] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX <6>[ 6.949829] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX <6>[ 6.956347] printk: console [ttymxc1] enabled <6>[ 6.956347] printk: console [ttymxc1] enabled <6>[ 6.965155] printk: bootconsole [ec_imx21] disabled <6>[ 6.965155] printk: bootconsole [ec_imx21] disabled <6>[ 6.981120] msm_serial: driver initialized <6>[ 6.986577] STMicroelectronics ASC driver initialized <6>[ 6.997942] STM32 USART driver initialized <6>[ 7.022607] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <4>[ 7.043011] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 7.051646] panel-simple panel-lcd: Specify missing connector_type <4>[ 7.059553] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 7.108542] brd: module loaded <6>[ 7.153567] loop: module loaded <6>[ 7.159913] lkdtm: No crash points registered, enable through debugfs <6>[ 7.180722] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 7.189030] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 7.197389] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 7.205913] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 7.214148] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 7.222624] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 7.230591] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 7.242068] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 7.249444] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 7.258583] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 7.272635] scsi host0: ahci-imx <6>[ 7.278274] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 <6>[ 7.337815] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.351173] pps pps0: new PPS source ptp0 <6>[ 7.398279] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 7.408790] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.414051] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.420529] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.426261] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.452230] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.460114] usbcore: registered new interface driver pegasus <6>[ 7.466297] usbcore: registered new interface driver asix <6>[ 7.472117] usbcore: registered new interface driver ax88179_178a <6>[ 7.478675] usbcore: registered new interface driver cdc_ether <6>[ 7.485034] usbcore: registered new interface driver smsc75xx <6>[ 7.491270] usbcore: registered new interface driver smsc95xx <6>[ 7.497482] usbcore: registered new interface driver net1080 <6>[ 7.503557] usbcore: registered new interface driver cdc_subset <6>[ 7.509932] usbcore: registered new interface driver zaurus <6>[ 7.516084] usbcore: registered new interface driver cdc_ncm <6>[ 7.533770] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.540706] ehci-pci: EHCI PCI platform driver <6>[ 7.545630] ehci-platform: EHCI generic platform driver <6>[ 7.552085] ehci-orion: EHCI orion driver <6>[ 7.557276] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.562347] ehci-st: EHCI STMicroelectronics driver <6>[ 7.568336] ehci-exynos: EHCI Exynos driver <6>[ 7.573575] ehci-atmel: EHCI Atmel driver <6>[ 7.578687] tegra-ehci: Tegra EHCI driver <6>[ 7.583789] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.590366] ohci-pci: OHCI PCI platform driver <6>[ 7.595283] ohci-platform: OHCI generic platform driver <6>[ 7.601654] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.606777] ohci-st: OHCI STMicroelectronics driver <6>[ 7.612734] ohci-atmel: OHCI Atmel driver <6>[ 7.620988] usbcore: registered new interface driver usb-storage <6>[ 7.637551] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 7.643578] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 7.650205] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 7.657172] i2c /dev entries driver <6>[ 7.736510] sdhci: Secure Digital Host Controller Interface driver <6>[ 7.742986] sdhci: Copyright(c) Pierre Ossman <6>[ 7.756486] Synopsys Designware Multimedia Card Interface Driver <6>[ 7.769521] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 7.779061] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO <6>[ 7.779067] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 7.789875] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO <6>[ 7.796484] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 7.806340] usbcore: registered new interface driver usbhid <6>[ 7.812203] usbhid: USB HID core driver <6>[ 7.825972] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA <6>[ 7.835096] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 7.840146] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 7.850478] IPv4 over IPsec tunneling driver <6>[ 7.859439] NET: Registered protocol family 10 <6>[ 7.869553] Segment Routing with IPv6 <6>[ 7.879118] NET: Registered protocol family 17 <5>[ 7.885843] Key type dns_resolver registered <6>[ 7.904164] ThumbEE CPU extension supported. <5>[ 7.908833] Registering SWP/SWPB emulation handler <5>[ 7.915666] Loading compiled-in X.509 certificates <6>[ 7.952968] mmc2: new high speed SDHC card at address 0001 <6>[ 7.962454] mmcblk2: mmc2:0001 SD 14.6 GiB <4>[ 8.019228] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 8.027064] GPT:7812499 != 30560255 <4>[ 8.030839] GPT:Alternate GPT header not at the end of the disk. <4>[ 8.037164] GPT:7812499 != 30560255 <4>[ 8.040937] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.046458] mmcblk2: p1 p2 p3 <4>[ 8.072983] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.081547] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.094137] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.128233] imx_usb 2184200.usb: No over current polarity defined <6>[ 8.141034] ci_hdrc ci_hdrc.1: EHCI Host Controller <6>[ 8.146740] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 <6>[ 8.175451] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 <6>[ 8.194582] hub 1-0:1.0: USB hub found <6>[ 8.199185] hub 1-0:1.0: 1 port detected <6>[ 8.214013] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C <4>[ 8.243812] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.252306] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.264985] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.292848] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.301405] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.313859] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.332051] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <4>[ 8.358470] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.367001] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.379506] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.400931] 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) <6>[ 8.585177] usb 1-1: new high-speed USB device number 2 using ci_hdrc <6>[ 8.793552] hub 1-1:1.0: USB hub found <6>[ 8.798528] hub 1-1:1.0: 3 ports detected <4>[ 8.827644] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.836080] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.848692] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 11.536775] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 11.556195] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 11.585003] Sending DHCP requests ., OK <6>[ 11.629570] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35 <6>[ 11.638065] IP-Config: Complete: <6>[ 11.641629] device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1 <6>[ 11.652421] host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none) <6>[ 11.660567] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 11.660582] nameserver0=192.168.201.1 <6>[ 11.673178] clk: Disabling unused clocks <6>[ 11.722798] Freeing unused kernel memory: 2048K <6>[ 11.735734] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 16.687499] imx-ipuv3 2400000.ipu: IPUv3H probed <6>[ 16.714346] imx-ipuv3 2800000.ipu: IPUv3H probed <4>[ 16.722524] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.731155] panel-simple panel-lcd: Specify missing connector_type <4>[ 16.761335] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 16.814735] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.823256] panel-simple panel-lcd: Specify missing connector_type <4>[ 16.866520] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 16.893452] CAN device driver interface <4>[ 16.937374] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.955399] panel-simple panel-lcd: Specify missing connector_type <4>[ 16.968296] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 17.032999] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) <6>[ 17.046388] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) <6>[ 17.054259] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) <6>[ 17.061363] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 <6>[ 17.069228] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 <6>[ 17.075838] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 <6>[ 17.082229] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 <6>[ 17.092678] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1 <4>[ 17.103964] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 17.107350] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <4>[ 17.112541] panel-simple panel-lcd: Specify missing connector_type <6>[ 17.120788] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <4>[ 17.133636] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 17.135781] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.152230] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.153613] caam 2100000.crypto: Entropy delay = 3200 <4>[ 17.223782] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 17.227030] caam 2100000.crypto: Instantiated RNG4 SH0 <6>[ 17.287795] caam 2100000.crypto: Instantiated RNG4 SH1 <4>[ 17.291373] panel-simple panel-lcd: Specify missing connector_type <6>[ 17.293268] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) <6>[ 17.306708] caam 2100000.crypto: job rings = 2, qi = 0 <4>[ 17.331271] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 17.416171] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator <6>[ 17.420610] sgtl5000 0-000a: sgtl5000 revision 0x11 <4>[ 17.425402] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator <6>[ 17.448484] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum <6>[ 17.459795] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.468660] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.477436] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.486138] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 17.537648] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 17.546261] panel-simple panel-lcd: Specify missing connector_type <4>[ 17.592039] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 17.667608] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.676682] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.685468] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.694120] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 18.229973] caam algorithms registered in /proc/crypto <6>[ 18.239905] caam 2100000.crypto: registering rng-caam <4>[ 18.251631] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 18.260262] panel-simple panel-lcd: Specify missing connector_type <4>[ 18.273070] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 18.306096] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 18.314748] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 18.323554] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 18.332277] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 18.353704] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 18.362547] panel-simple panel-lcd: Specify missing connector_type <4>[ 18.375410] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers <6>[ 18.408738] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) ... done. <6>[ 18.418462] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) Begin: Running /scripts/init-prem<6>[ 18.428012] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) ount ... done. Begin: Mounting r<5>[ 18.428687] random: crng init done oot file system ... Begin: Runnin<6>[ 18.439088] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) g /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. Begin: Waiting up to 180 secs for any network device to become available ... done. IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.35 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-5 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 20.497444] systemd[1]: System time before build time, advancing clock. <30>[ 20.781456] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified) <30>[ 20.823752] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 12 (bookworm)! <30>[ 20.890657] systemd[1]: Hostname set to . <30>[ 22.656514] systemd[1]: Queued start job for default target graphical.target. <30>[ 22.675100] systemd[1]: Created slice system-getty.slice - Slice /system/getty. [ OK ] Created slice system-getty.slice - Slice /system/getty. <30>[ 22.733180] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe. [ OK ] Created slice system-modpr…lice - Slice /system/modprobe. <30>[ 22.782441] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty. [ OK ] Created slice system-seria… - Slice /system/serial-getty. <30>[ 22.830991] systemd[1]: Created slice user.slice - User and Session Slice. [ OK ] Created slice user.slice - User and Session Slice. <30>[ 22.879538] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch. [ OK ] Started systemd-ask-passwo…quests to Console Directory Watch. <30>[ 22.928812] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch. [ OK ] Started systemd-ask-passwo… Requests to Wall Directory Watch. <30>[ 22.977172] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc). <30>[ 22.998794] systemd[1]: Expecting device dev-ttymxc1.device - /dev/ttymxc1... Expecting device dev-ttymxc1.device - /dev/ttymxc1... <30>[ 23.035519] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [ OK ] Reached target cryptsetup.…get - Local Encrypted Volumes. <30>[ 23.076300] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [ OK ] Reached target integrityse…Local Integrity Protected Volumes. <30>[ 23.126403] systemd[1]: Reached target paths.target - Path Units. [ OK ] Reached target paths.target - Path Units. <30>[ 23.166171] systemd[1]: Reached target remote-fs.target - Remote File Systems. [ OK ] Reached target remote-fs.target - Remote File Systems. <30>[ 23.216042] systemd[1]: Reached target slices.target - Slice Units. [ OK ] Reached target slices.target - Slice Units. <30>[ 23.256185] systemd[1]: Reached target swap.target - Swaps. [ OK ] Reached target swap.target - Swaps. <30>[ 23.297030] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [ OK ] Reached target veritysetup… - Local Verity Protected Volumes. <30>[ 23.349654] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe. [ OK ] Listening on systemd-initc… initctl Compatibility Named Pipe. <30>[ 23.447671] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 23.466120] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log). [ OK ] Listening on systemd-journ…t - Journal Socket (/dev/log). <30>[ 23.512217] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [ OK ] Listening on systemd-journald.socket - Journal Socket. <30>[ 23.565291] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket. [ OK ] Listening on systemd-netwo… - Network Service Netlink Socket. <30>[ 23.617487] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket. [ OK ] Listening on systemd-udevd….socket - udev Control Socket. <30>[ 23.672081] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket. [ OK ] Listening on systemd-udevd…l.socket - udev Kernel Socket. <30>[ 23.719593] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 23.737485] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 23.763833] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting sys-kernel-debug.… - Kernel Debug File System... <30>[ 23.825136] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting sys-kernel-tracin… - Kernel Trace File System... <30>[ 23.886667] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes... Starting kmod-static-nodes…ate List of Static Device Nodes... <30>[ 23.950776] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting modprobe@configfs…m - Load Kernel Module configfs... <30>[ 24.007169] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod... Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... <30>[ 24.067435] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting modprobe@drm.service - Load Kernel Module drm... <30>[ 24.116928] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting modprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 24.166382] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting modprobe@fuse.ser…e - Load Kernel Module fuse... <30>[ 24.225728] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting modpro<6>[ 24.236809] fuse: init (API version 7.32) be@loop.ser…e - Load Kernel Module loop... <30>[ 24.310165] systemd[1]: Starting systemd-journald.service - Journal Service... Starting systemd-journald.service - Journal Service... <30>[ 24.383436] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting systemd-modules-l…rvice - Load Kernel Modules... <30>[ 24.446052] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line... Starting systemd-network-g… units from Kernel command line... <30>[ 24.505334] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems... Starting systemd-remount-f…nt Root and Kernel File Systems... <30>[ 24.565609] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting systemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 24.644673] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System. [ OK ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System. <30>[ 24.697063] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System. [ OK ] Mounted sys-kernel-tracing…nt - Kernel Trace File System. <30>[ 24.752056] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes. [ OK ] Finished kmod-static-nodes…reate List of Static Device Nodes. <30>[ 24.836207] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 24.846738] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs. [ OK ] Finished modprobe@configfs…[0m - Load Kernel Module configfs. <30>[ 24.900898] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 24.911536] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod. [ OK ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod. <30>[ 24.960866] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 24.970895] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm. [ OK ] Finished modprobe@drm.service - Load Kernel Module drm. <30>[ 25.030911] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 25.041684] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore. [ OK ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore. <30>[ 25.096905] systemd[1]: Started systemd-journald.service - Journal Service. [ OK ] Started systemd-journald.service - Journal Service. [ OK ] Finished modprobe@fuse.service - Load Kernel Module fuse. [ OK ] Finished modprobe@loop.service - Load Kernel Module loop. [ OK ] Finished systemd-modules-l…service - Load Kernel Modules. [ OK ] Finished systemd-network-g…rk units from Kernel command line. [ OK ] Finished systemd-remount-f…ount Root and Kernel File Systems. [ OK ] Reached target network-pre…get - Preparation for Network. Mounting sys-fs-fuse-conne… - FUSE Control File System... Mounting sys-kernel-config…ernel Configuration File System... Starting systemd-journal-f…h Journal to Persistent Storage... Starting systemd-random-se…ice - Load/Save Random Seed... Starting systemd-sysctl.se…ce - Apply Kernel Variables... <46>[ 25.679955] systemd-journald[296]: Received client request to flush runtime journal. Starting systemd-sysusers.…rvice - Create System Users... [ OK ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System. [ OK ] Mounted sys-kernel-config.… Kernel Configuration File System. [ OK ] Finished systemd-random-se…rvice - Load/Save Random Seed. [ OK ] Finished systemd-sysctl.service - Apply Kernel Variables. [ OK ] Finished systemd-sysusers.service - Create System Users. Starting systemd-tmpfiles-…ate Static Device Nodes in /dev... [ OK ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev. [ OK ] Reached target local-fs-pr…reparation for Local File Systems. [ OK ] Reached target local-fs.target - Local File Systems. Starting systemd-udevd.ser…ger for Device Events and Files... [ OK ] Finished systemd-journal-f…ush Journal to Persistent Storage. Starting systemd-tmpfiles-… Volatile Files and Directories... [ OK ] Started systemd-udevd.serv…nager for Device Events and Files. Starting systemd-networkd.…ice - Network Configuration... [ OK ] Finished systemd-tmpfiles-…te Volatile Files and Directories. Starting systemd-timesyncd… - Network Time Synchronization... Starting systemd-update-ut…rd System Boot/Shutdown in UTMP... [ OK ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP. <5>[ 27.713237] cfg80211: Loading compiled-in X.509 certificates for regulatory database <5>[ 27.931432] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 27.940593] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 27.954834] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 27.963897] cfg80211: failed to load regulatory.db [ OK ] Started systemd-timesyncd.…0m - Network Time Synchronization. [ OK ] Reached target time-set.target - System Time Set. <46>[ 28.084181] systemd-journald[296]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 28.104092] systemd-journald[296]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [ OK ] Started systemd-networkd.service - Network Configuration. [ OK ] Reached target network.target - Network. [ OK ] Found device dev-ttymxc1.device - /dev/ttymxc1. [ OK ] Finished systemd-udev-trig…e - Coldplug All udev Devices. [ OK ] Reached target sysinit.target - System Initialization. [ OK ] Started apt-daily.timer - Daily apt download activities. [ OK ] Started apt-daily-upgrade.… apt upgrade and clean activities. [ OK ] Started dpkg-db-backup.tim… Daily dpkg database backup timer. [ OK ] Started e2scrub_all.timer…etadata Check for All Filesystems. [ OK ] Started fstrim.timer - Discard unused blocks once a week. [ OK ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories. [ OK ] Reached target timers.target - Timer Units. [ OK ] Reached target usb-gadget.…m - Hardware activated USB gadget. [ OK ] Listening on dbus.socket[…- D-Bus System Message Bus Socket. [ OK ] Reached target sockets.target - Socket Units. [ OK ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch. [ OK ] Reached target basic.target - Basic System. Starting dbus.service - D-Bus System Message Bus... Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting systemd-logind.se…ice - User Login Management... Starting systemd-user-sess…vice - Permit User Sessions... [ OK ] Started dbus.service - D-Bus System Message Bus. [ OK ] Finished systemd-user-sess…ervice - Permit User Sessions. [ OK ] Started getty@tty1.service - Getty on tty1. [ OK ] Started serial-getty@ttymx…ice - Serial Getty on ttymxc1. [ OK ] Reached target getty.target - Login Prompts. [ OK ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [ OK ] Started systemd-logind.service - User Login Management. [ OK ] Reached target multi-user.target - Multi-User System. [ OK ] Reached target graphical.target - Graphical Interface. Starting systemd-update-ut… Record Runlevel Change in UTMP... [ OK ] Finished systemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-armhf ttymxc1 debian-bookworm-armhf login: root (automatic login) Linux debian-bookworm-armhf 5.10.216-cip46 #1 SMP Tue May 7 20:24:49 UTC 2024 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/13682946/extract-nfsrootfs-iyguv7zz' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13682946/extract-nfsrootfs-iyguv7zz' / # 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-13682946/environment . /lava-13682946/environment / # /lava-13682946/bin/lava-test-runner /lava-13682946/0 /lava-13682946/bin/lava-test-runner /lava-13682946/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-13682946/0/tests/0_timesync-off ++ cat uuid + UUID=13682946_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-13682946/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=13682946_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-05-07 20:43:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1348032 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 1%[ ] 16.21K 63.6KB/s kselftest_armhf.tar 4%[ ] 60.53K 118KB/s kselftest_armhf.tar 7%[> ] 95.89K 125KB/s kselftest_armhf.tar 10%[=> ] 135.48K 132KB/s kselftest_armhf.tar 13%[=> ] 175.07K 136KB/s kselftest_armhf.tar 16%[==> ] 217.50K 141KB/s kselftest_armhf.tar 19%[==> ] 258.50K 144KB/s kselftest_armhf.tar 22%[===> ] 302.34K 147KB/s kselftest_armhf.tar 26%[====> ] 353.25K 153KB/s kselftest_armhf.tar 30%[=====> ] 404.15K 157KB/s kselftest_armhf.tar 34%[=====> ] 452.23K 161KB/s kselftest_armhf.tar 38%[======> ] 504.07K 160KB/s eta 5s kselftest_armhf.tar 41%[=======> ] 551.21K 165KB/s eta 5s kselftest_armhf.tar 44%[=======> ] 589.39K 163KB/s eta 5s kselftest_armhf.tar 47%[========> ] 627.09K 162KB/s eta 5s kselftest_armhf.tar 49%[========> ] 655.85K 160KB/s eta 5s kselftest_armhf.tar 52%[=========> ] 689.79K 167KB/s eta 4s kselftest_armhf.tar 54%[=========> ] 715.25K 164KB/s eta 4s kselftest_armhf.tar 56%[==========> ] 749.18K 165KB/s eta 4s kselftest_armhf.tar 60%[===========> ] 790.19K 168KB/s eta 4s kselftest_armhf.tar 62%[===========> ] 823.64K 165KB/s eta 4s kselftest_armhf.tar 65%[============> ] 860.89K 167KB/s eta 3s kselftest_armhf.tar 68%[============> ] 899.07K 169KB/s eta 3s kselftest_armhf.tar 69%[============> ] 916.97K 161KB/s eta 3s kselftest_armhf.tar 71%[=============> ] 941.50K 160KB/s eta 3s kselftest_armhf.tar 72%[=============> ] 959.39K 150KB/s eta 3s kselftest_armhf.tar 75%[==============> ] 989.57K 148KB/s eta 2s kselftest_armhf.tar 76%[==============> ] 1014K 141KB/s eta 2s kselftest_armhf.tar 78%[==============> ] 1.01M 139KB/s eta 2s kselftest_armhf.tar 80%[===============> ] 1.04M 133KB/s eta 2s kselftest_armhf.tar 82%[===============> ] 1.06M 134KB/s eta 2s kselftest_armhf.tar 84%[===============> ] 1.08M 130KB/s eta 1s kselftest_armhf.tar 85%[================> ] 1.10M 126KB/s eta 1s kselftest_armhf.tar 87%[================> ] 1.13M 126KB/s eta 1s kselftest_armhf.tar 89%[================> ] 1.15M 122KB/s eta 1s kselftest_armhf.tar 91%[=================> ] 1.18M 122KB/s eta 1s kselftest_armhf.tar 94%[=================> ] 1.21M 117KB/s eta 1s kselftest_armhf.tar 96%[==================> ] 1.24M 116KB/s eta 1s kselftest_armhf.tar 99%[==================> ] 1.27M 114KB/s eta 1s kselftest_armhf.tar 100%[===================>] 1.29M 116KB/s in 9.3s 2024-05-07 20:43:24 (141 KB/s) - 'kselftest_armhf.tar.gz' saved [1348032/1348032] skiplist: ======================================== ======================================== 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 =============== shardfile-lkdtm pass <12>[ 66.205890] 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 <6>[ 67.129843] lkdtm: Performing direct entry BUG <4>[ 67.134826] ------------[ cut here ]------------ <2>[ 67.139725] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 67.145236] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 67.150658] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 67.183288] CPU: 0 PID: 747 Comm: cat Not tainted 5.10.216-cip46 #1 <4>[ 67.189840] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 67.196670] PC is at lkdtm_BUG+0x14/0x18 <4>[ 67.200884] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 67.205613] pc : [] lr : [] psr: a0080013 <4>[ 67.212162] sp : c4395e58 ip : c4395e68 fp : c4395e64 <4>[ 67.217669] r10: 00000004 r9 : c1ad2a5c r8 : c15ec020 <4>[ 67.223176] r7 : c4395f60 r6 : 00000004 r5 : c445a000 r4 : 00000001 <4>[ 67.229985] r3 : c0c59290 r2 : 8d815c0e r1 : ef7815e0 r0 : c15ec028 <4>[ 67.236800] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 67.244221] Control: 10c5387d Table: 1689c04a DAC: 00000051 <0>[ 67.250252] Process cat (pid: 747, stack limit = 0xf96d8a10) <0>[ 67.256196] Stack: (0xc4395e58 to 0xc4396000) <0>[ 67.260843] 5e40: c4395e74 c4395e68 <0>[ 67.269314] 5e60: c0c58d24 c0c5929c c4395e9c c4395e78 c0c59224 c0c58d04 c0c59104 c6b22c80 <0>[ 67.277785] 5e80: b6dfd000 00000004 c3023c00 c4395f60 c4395ec4 c4395ea0 c07e27bc c0c59110 <0>[ 67.286254] 5ea0: 00000000 c6b22c80 b6dfd000 c290d000 c4395f60 c07e2758 c4395f5c c4395ec8 <0>[ 67.294724] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2d608a4 c059c9b0 c4394000 <0>[ 67.303193] 5ee0: b6dfd000 00020000 00000004 00000004 0001fffc c4395ee0 00000001 00000805 <0>[ 67.311660] 5f00: c42c0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 67.320129] 5f20: 00000000 00000000 c4394000 8d815c0e b6dfc000 c6b22c80 c6b22c80 c4394000 <0>[ 67.328597] 5f40: b6dfd000 00000000 00000000 00000004 c4395f94 c4395f60 c059c9b0 c059c304 <0>[ 67.337066] 5f60: 00000000 00000000 c4395fac 8d815c0e 00000004 00000004 7ff00000 00000004 <0>[ 67.345535] 5f80: c03002e4 c4394000 c4395fa4 c4395f98 c059ca40 c059c948 00000000 c4395fa8 <0>[ 67.354005] 5fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dfd000 00000004 00000001 <0>[ 67.362475] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 <0>[ 67.370947] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 60080030 00000001 00000000 00000000 <0>[ 67.379403] Backtrace: <0>[ 67.382162] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 67.390029] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 67.398338] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 67.406552] r9:c4395f60 r8:c3023c00 r7:00000004 r6:b6dfd000 r5:c6b22c80 r4:c0c59104 <0>[ 67.414600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 67.422724] r9:c07e2758 r8:c4395f60 r7:c290d000 r6:b6dfd000 r5:c6b22c80 r4:00000000 <0>[ 67.430764] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 67.438193] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c4394000 r5:c6b22c80 <0>[ 67.446304] r4:c6b22c80 <0>[ 67.449134] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 67.456562] r9:c4394000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 67.464605] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 67.472456] Exception stack(0xc4395fa8 to 0xc4395ff0) <0>[ 67.477798] 5fa0: 00000004 00000004 00000001 b6dfd000 00000004 00000001 <0>[ 67.486268] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 <0>[ 67.494732] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 <0>[ 67.500078] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 67.506466] ---[ end trace 46807953690fab2f ]--- <3>[ 67.511374] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 67.520534] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 747, name: cat <4>[ 67.528470] INFO: lockdep is turned off. <4>[ 67.532673] irq event stamp: 1692 <4>[ 67.536291] hardirqs last enabled at (1691): [] console_unlock+0x4b0/0x6c0 <4>[ 67.544412] hardirqs last disabled at (1692): [] __und_svc+0x60/0x6c <4>[ 67.551938] softirqs last enabled at (1112): [] release_sock+0x8c/0xa8 <4>[ 67.559714] softirqs last disabled at (1110): [] release_sock+0x28/0xa8 <4>[ 67.567489] CPU: 0 PID: 747 Comm: cat Tainted: G D 5.10.216-cip46 #1 <4>[ 67.575428] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 67.582235] Backtrace: <4>[ 67.585007] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 67.592867] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8 <4>[ 67.598826] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 67.606443] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 67.614479] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19ceb78 r4:c4394000 <4>[ 67.622517] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 67.630633] r6:00000000 r5:00000031 r4:c19ceb78 <4>[ 67.635559] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 67.643588] r6:00000001 r5:c4394000 r4:c4200d80 <4>[ 67.648514] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 67.656116] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c4200d80 <4>[ 67.663114] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 67.670705] r7:c1e1c88c <4>[ 67.673541] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 67.680969] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 67.688313] r10:00000004 r9:c4394000 r8:c15ec020 r7:00000000 r6:c4395dc8 r5:c0c592a4 <4>[ 67.696424] r4:e7f001f2 <4>[ 67.699255] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 67.707457] Exception stack(0xc4395dc8 to 0xc4395e10) <4>[ 67.712802] 5dc0: c15ec028 ef7815e0 8d815c0e c0c59290 00000001 c445a000 <4>[ 67.721274] 5de0: 00000004 c4395f60 c15ec020 c1ad2a5c 00000004 c4395e64 c4395e68 c4395e58 <4>[ 67.729738] 5e00: c0c58d24 c0c592a4 a0080013 ffffffff <4>[ 67.735078] r7:c4395dfc r6:ffffffff r5:a0080013 r4:c0c592a8 <4>[ 67.741037] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 67.748903] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 67.757209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 67.765418] r9:c4395f60 r8:c3023c00 r7:00000004 r6:b6dfd000 r5:c6b22c80 r4:c0c59104 <4>[ 67.773464] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 67.781587] r9:c07e2758 r8:c4395f60 r7:c290d000 r6:b6dfd000 r5:c6b22c80 r4:00000000 <4>[ 67.789625] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 67.797054] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c4394000 r5:c6b22c80 <4>[ 67.805164] r4:c6b22c80 <4>[ 67.807993] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 67.815423] r9:c4394000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 67.823461] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 67.831313] Exception stack(0xc4395fa8 to 0xc4395ff0) <4>[ 67.836654] 5fa0: 00000004 00000004 00000001 b6dfd000 00000004 00000001 <4>[ 67.845123] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 <4>[ 67.853585] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 # Segmentation fault # [ 67.129843] lkdtm: Performing direct entry BUG # [ 67.134826] ------------[ cut here ]------------ # [ 67.139725] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 67.145236] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 67.150658] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 67.183288] CPU: 0 PID: 747 Comm: cat Not tainted 5.10.216-cip46 #1 # [ 67.189840] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.196670] PC is at lkdtm_BUG+0x14/0x18 # [ 67.200884] LR is at lkdtm_do_action+0x2c/0x4c # [ 67.205613] pc : [] lr : [] psr: a0080013 # [ 67.212162] sp : c4395e58 ip : c4395e68 fp : c4395e64 # [ 67.217669] r10: 00000004 r9 : c1ad2a5c r8 : c15ec020 # [ 67.223176] r7 : c4395f60 r6 : 00000004 r5 : c445a000 r4 : 00000001 # [ 67.229985] r3 : c0c59290 r2 : 8d815c0e r1 : ef7815e0 r0 : c15ec028 # [ 67.236800] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 67.244221] Control: 10c5387d Table: 1689c04a DAC: 00000051 # [ 67.250252] Process cat (pid: 747, stack limit = 0xf96d8a10) # [ 67.256196] Stack: (0xc4395e58 to 0xc4396000) # [ 67.260843] 5e40: c4395e74 c4395e68 # [ 67.269314] 5e60: c0c58d24 c0c5929c c4395e9c c4395e78 c0c59224 c0c58d04 c0c59104 c6b22c80 # [ 67.277785] 5e80: b6dfd000 00000004 c3023c00 c4395f60 c4395ec4 c4395ea0 c07e27bc c0c59110 # [ 67.286254] 5ea0: 00000000 c6b22c80 b6dfd000 c290d000 c4395f60 c07e2758 c4395f5c c4395ec8 # [ 67.294724] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2d608a4 c059c9b0 c4394000 # [ 67.303193] 5ee0: b6dfd000 00020000 00000004 00000004 0001fffc c4395ee0 00000001 00000805 # [ 67.311660] 5f00: c42c0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 67.320129] 5f20: 00000000 00000000 c4394000 8d815c0e b6dfc000 c6b22c80 c6b22c80 c4394000 # [ 67.328597] 5f40: b6dfd000 00000000 00000000 00000004 c4395f94 c4395f60 c059c9b0 c059c304 # [ 67.337066] 5f60: 00000000 00000000 c4395fac 8d815c0e 00000004 00000004 7ff00000 00000004 # [ 67.345535] 5f80: c03002e4 c4394000 c4395fa4 c4395f98 c059ca40 c059c948 00000000 c4395fa8 # [ 67.354005] 5fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dfd000 00000004 00000001 # [ 67.362475] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 # [ 67.370947] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 60080030 00000001 00000000 00000000 # [ 67.379403] Backtrace: # [ 67.382162] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.390029] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.398338] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.406552] r9:c4395f60 r8:c3023c00 r7:00000004 r6:b6dfd000 r5:c6b22c80 r4:c0c59104 # [ 67.414600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 67.422724] r9:c07e2758 r8:c4395f60 r7:c290d000 r6:b6dfd000 r5:c6b22c80 r4:00000000 # [ 67.430764] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 67.438193] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c4394000 r5:c6b22c80 # [ 67.446304] r4:c6b22c80 # [ 67.449134] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 67.456562] r9:c4394000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 67.464605] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.472456] Exception stack(0xc4395fa8 to 0xc4395ff0) # [ 67.477798] 5fa0: 00000004 00000004 00000001 b6dfd000 00000004 00000001 # [ 67.486268] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 # [ 67.494732] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 # [ 67.500078] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 67.506466] ---[ end trace 4<6>[ 68.287103] lkdtm: Performing direct entry WARNING 6807953690fab2f ]--- # [ 67.51<4>[ 68.293528] ------------[ cut here ]------------ 1374] BUG: sleeping function call<4>[ 68.301360] WARNING: CPU: 3 PID: 819 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c ed from invalid context at includ<4>[ 68.312914] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 e/linux/percpu-rwsem.h:49 # [ <4>[ 68.347882] CPU: 3 PID: 819 Comm: cat Tainted: G D W 5.10.216-cip46 #1 67.520534] in_atomic(): 0, irqs_d<4>[ 68.358615] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) isabled(): 128, non_block: 0, pid<4>[ 68.368265] Backtrace: : 747, name: cat # [ 67.528470<4>[ 68.373855] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ] INFO: lockdep is turned off. #<4>[ 68.384532] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 [ 67.532673] irq event stamp: <4>[ 68.393318] [] (show_stack) from [] (dump_stack+0xe0/0x100) 1692 # [ 67.536291] hardirqs l<4>[ 68.403753] [] (dump_stack) from [] (__warn+0x98/0x14c) ast enabled at (1691): [[ 68.413831] r9:00000009 r8:c0c592f0 r7:00000053 r6:00000009 r5:c0c592f0 r4:c1ad3118 0>] console_unlock+0x4b0/0x6c0 #<4>[ 68.424699] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 67.544412] hardirqs last dis<4>[ 68.435300] r7:00000053 r6:c1ad3118 r5:00000000 r4:c6d6c000 abled at (1692): [] __u<4>[ 68.444089] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) nd_svc+0x60/0x6c # [ 67.551938<4>[ 68.455296] r9:c1ad2a60 r8:c15ec020 r7:c6d6df60 r6:00000008 r5:c4413000 r4:00000002 ] softirqs last enabled at (1112<4>[ 68.466165] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ): [] release_sock+0x8c<4>[ 68.477204] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) /0xa8 # [ 67.559714] softirqs <4>[ 68.488335] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) last disabled at (1110): [[ 68.499367] r9:c6d6df60 r8:c3023c00 r7:00000008 r6:b6dda000 r5:c47f37c0 r4:c0c59104 48>] release_sock+0x28/0xa8 # [ <4>[ 68.510240] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 67.567489] CPU: 0 PID: 747 Comm<4>[ 68.521186] r9:c07e2758 r8:c6d6df60 r7:c290d000 r6:b6dda000 r5:c47f37c0 r4:00000000 : cat Tainted: G D <4>[ 68.532051] [] (vfs_write) from [] (ksys_write+0x74/0xec) 5.10.216-cip46 #1 # [ 67.5754<4>[ 68.542310] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6d6c000 r5:c47f37c0 28] Hardware name: Freescale i.MX<4>[ 68.553256] r4:c47f37c0 6 Quad/DualLite (Device Tree) # <4>[ 68.558919] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 67.582235] Backtrace: # [ <4>[ 68.569178] r9:c6d6c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 67.585007] [] (dump_ba<4>[ 68.580047] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) cktrace) from [] (show_<4>[ 68.590732] Exception stack(0xc6d6dfa8 to 0xc6d6dff0) stack+0x20/0x24) # [ 67.592867<4>[ 68.598911] dfa0: 00000008 00000008 00000001 b6dda000 00000008 00000001 ] r7:ffffffff r6:60080093 r5:000<4>[ 68.610210] dfc0: 00000008 00000008 7ff00000 00000004 00000001 b6dda000 00020000 004afe38 00000 r4:c1f1ced8 # [ 67.59882<4>[ 68.621507] dfe0: 00000004 bed4e7e8 b6ea033b b6e19616 6] [] (show_stack) from<4>[ 68.629718] irq event stamp: 0 [] (dump_stack+0xe0/0x<4>[ 68.635894] hardirqs last enabled at (0): [<00000000>] 0x0 100) # [ 67.606443] [[ 68.644571] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac >] (dump_stack) from []<4>[ 68.655220] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac (___might_sleep+0x188/0x2e0) # <4>[ 68.665815] softirqs last disabled at (0): [<00000000>] 0x0 [ 67.614479] r9:60080093 r8:00<4>[ 68.674472] ---[ end trace 46807953690fab30 ]--- 00000b r7:c035c468 r6:00000031 r5:c19ceb78 r4:c4394000 # [ 67.622517] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 67.630633] r6:00000000 r5:00000031 r4:c19ceb78 # [ 67.635559] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 67.643588] r6:00000001 r5:c4394000 r4:c4200d80 # [ 67.648514] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 67.656116] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c4200d80 # [ 67.663114] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 67.670705] r7:c1e1c88c # [ 67.673541] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 67.680969] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 67.688313] r10:00000004 r9:c4394000 r8:c15ec020 r7:00000000 r6:c4395dc8 r5:c0c592a4 # [ 67.696424] r4:e7f001f2 # [ 67.699255] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 67.707457] Exception stack(0xc4395dc8 to 0xc4395e10) # [ 67.712802] 5dc0: c15ec028 ef7815e0 8d815c0e c0c59290 00000001 c445a000 # [ 67.721274] 5de0: 00000004 c4395f60 c15ec020 c1ad2a5c 00000004 c4395e64 c4395e68 c4395e58 # [ 67.729738] 5e00: c0c58d24 c0c592a4 a0080013 ffffffff # [ 67.735078] r7:c4395dfc r6:ffffffff r5:a0080013 r4:c0c592a8 # [ 67.741037] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.748903] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.757209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.765418] r9:c4395f60 r8:c3023c00 r7:00000004 r6:b6dfd000 r5:c6b22c80 r4:c0c59104 # [ 67.773464] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 67.781587] r9:c07e2758 r8:c4395f60 r7:c290d000 r6:b6dfd000 r5:c6b22c80 r4:00000000 # [ 67.789625] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 67.797054] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c4394000 r5:c6b22c80 # [ 67.805164] r4:c6b22c80 # [ 67.807993] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 67.815423] r9:c4394000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 67.823461] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.831313] Exception stack(0xc4395fa8 to 0xc4395ff0) # [ 67.836654] 5fa0: 00000004 00000004 00000001 b6dfd000 00000004 00000001 # [ 67.845123] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dfd000 00020000 004ffe38 # [ 67.853585] 5fe0: 00000004 be81f7e8 b6ec333b b6e3c616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 68.287103] lkdtm: Performing direct entry WARNING # [ 68.293528] ------------[ cut here ]------------ # [ 68.301360] WARNING: CPU: 3 PID: 819 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 68.312914] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 68.347882] CPU: 3 PID: 819 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 68.358615] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 68.368265] Backtrace: <6>[ 68.992001] lkdtm: Performing direct entry WARNING_MESSAGE # [ 68.373855] [] (du<4>[ 69.000513] ------------[ cut here ]------------ mp_backtrace) from [] (<4>[ 69.008111] WARNING: CPU: 1 PID: 855 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 show_stack+0x20/0x24) # [ 68.3<4>[ 69.020348] Warning message trigger count: 2 84532] r7:ffffffff r6:60080013 r<4>[ 69.027728] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 5:00000000 r4:c1f1ced8 # [ 68.<4>[ 69.062745] CPU: 1 PID: 855 Comm: cat Tainted: G D W 5.10.216-cip46 #1 393318] [] (show_stack)<4>[ 69.073473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) from [] (dump_stack+0x<4>[ 69.083124] Backtrace: e0/0x100) # [ 68.403753] [[ 69.088717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 903bc>] (dump_stack) from [[ 69.099396] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 7c8>] (__warn+0x98/0x14c) # [ <4>[ 69.108185] [] (show_stack) from [] (dump_stack+0xe0/0x100) 68.413831] r9:00000009 r8:c0c592<4>[ 69.118622] [] (dump_stack) from [] (__warn+0x98/0x14c) f0 r7:00000053 r6:00000009 r5:c0c<4>[ 69.128702] r9:00000009 r8:c0c59340 r7:00000058 r6:00000009 r5:c0c59340 r4:c1ad3118 592f0 r4:c1ad3118 # [ 68.42469<4>[ 69.139571] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 9] [] (__warn) from [[ 69.150173] r7:00000058 r6:c1ad3118 r5:c1ad3134 r4:c40e0000 138a340>] (warn_slowpath_fmt+0x8c<4>[ 69.158965] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) /0xa8) # [ 68.435300] r7:0000<4>[ 69.170869] r9:c1ad2a68 r8:c15ec020 r7:c40e1f60 r6:00000010 r5:c4347000 r4:00000003 0053 r6:c1ad3118 r5:00000000 r4:c<4>[ 69.181738] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 6d6c000 # [ 68.444089] [[ 69.193470] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 2b8>] (warn_slowpath_fmt) from [<<4>[ 69.204609] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) c0c592f0>] (lkdtm_WARNING+0x48/0x<4>[ 69.215641] r9:c40e1f60 r8:c3023c00 r7:00000010 r6:b6e89000 r5:c6b78b40 r4:c0c59104 4c) # [ 68.455296] r9:c1ad2a6<4>[ 69.226517] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 0 r8:c15ec020 r7:c6d6df60 r6:0000<4>[ 69.237462] r9:c07e2758 r8:c40e1f60 r7:c290d000 r6:b6e89000 r5:c6b78b40 r4:00000000 0008 r5:c4413000 r4:00000002 # [<4>[ 69.248329] [] (vfs_write) from [] (ksys_write+0x74/0xec) 68.466165] [] (lkdtm<4>[ 69.258589] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c40e0000 r5:c6b78b40 _WARNING) from [] (lkdt<4>[ 69.269535] r4:c6b78b40 m_do_action+0x2c/0x4c) # [ 68.<4>[ 69.275202] [] (ksys_write) from [] (sys_write+0x18/0x1c) 477204] [] (lkdtm_do_ac<4>[ 69.285460] r9:c40e0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 tion) from [] (direct_e<4>[ 69.296331] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ntry+0x120/0x18c) # [ 68.48833<4>[ 69.307015] Exception stack(0xc40e1fa8 to 0xc40e1ff0) 5] [] (direct_entry) fr<4>[ 69.315199] 1fa0: 00000010 00000010 00000001 b6e89000 00000010 00000001 om [] (full_proxy_write<4>[ 69.326501] 1fc0: 00000010 00000010 7ff00000 00000004 00000001 b6e89000 00020000 004efe38 +0x64/0x94) # [ 68.499367] r9<4>[ 69.337798] 1fe0: 00000004 becb97e8 b6f4f33b b6ec8616 :c6d6df60 r8:c3023c00 r7:00000008<4>[ 69.346014] irq event stamp: 0 r6:b6dda000 r5:c47f37c0 r4:c0c59<4>[ 69.352160] hardirqs last enabled at (0): [<00000000>] 0x0 104 # [ 68.510240] [<4>[ 69.360906] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac ] (full_proxy_write) from [[ 69.371523] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac 404>] (vfs_write+0x10c/0x53c) # <4>[ 69.382122] softirqs last disabled at (0): [<00000000>] 0x0 [ 68.521186] r9:c07e2758 r8:c6<4>[ 69.390805] ---[ end trace 46807953690fab31 ]--- d6df60 r7:c290d000 r6:b6dda000 r5:c47f37c0 r4:00000000 # [ 68.532051] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 68.542310] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6d6c000 r5:c47f37c0 # [ 68.553256] r4:c47f37c0 # [ 68.558919] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 68.569178] r9:c6d6c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 68.580047] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 68.590732] Exception stack(0xc6d6dfa8 to 0xc6d6dff0) # [ 68.598911] dfa0: 00000008 00000008 00000001 b6dda000 00000008 00000001 # [ 68.610210] dfc0: 00000008 00000008 7ff00000 00000004 00000001 b6dda000 00020000 004afe38 # [ 68.621507] dfe0: 00000004 bed4e7e8 b6ea033b b6e19616 # [ 68.629718] irq event stamp: 0 # [ 68.635894] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 68.644571] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 68.655220] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 68.665815] softirqs last disabled at (0): [<00000000>] 0x0 # [ 68.674472] ---[ end trace 46807953690fab30 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 68.992001] lkdtm: Performing direct entry WARNING_MESSAGE # [ 69.000513] ------------[ cut here ]------------ # [ 69.008111] WARNING: CPU: 1 PID: 855 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 69.020348] Warning message trigger count: 2 # [ 69.027728] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 69.062745] CPU: 1 PID: 855 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 69.073473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 69.083124] Backtrace: # [ 69.088717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 69.099396] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 69.108185] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 69.118622] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 69.128702] r9:00000009 r<4>[ 69.617263] panel-simple panel-lcd: supply power not found, using dummy regulator 8:c0c59340 r7:00000058 r6:0000000<4>[ 69.627773] panel-simple panel-lcd: Specify missing connector_type 9 r5:c0c59340 r4:c1ad3118 # [ 69.139571] [] (__warn<4>[ 69.641530] panel-simple panel-lvds0: supply power not found, using dummy regulator ) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 69.150173] r7:00000058 r6:c1ad3118 r5:c1ad3134 r4:c40e0000 # [ 69.158965] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54)<6>[ 69.668179] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) # [ 69.170869] r9:c1ad2a68 r<6>[ 69.677606] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) 8:c15ec020 r7:c40e1f60 r6:0000001<6>[ 69.688993] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) 0 r5:c4347000 r4:00000003 # [ <6>[ 69.700158] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) 69.181738] [] (lkdtm_WA<6>[ 69.712828] platform panel-lcd: deferred probe pending RNING_MESSAGE) from [] <6>[ 69.719619] platform panel-lvds0: deferred probe pending (lkdtm_do_action+0x2c/0x4c) # [ <6>[ 69.722982] lkdtm: Performing direct entry EXCEPTION 69.193470] [] (lkdtm_<6>[ 69.728020] platform backlight-lcd: deferred probe pending do_action) from [] (dir<6>[ 69.728031] platform backlight-lvds: deferred probe pending ect_entry+0x120/0x18c) # [ 69.<6>[ 69.728041] platform 120000.hdmi: deferred probe pending 204609] [] (direct_entr<1>[ 69.761832] 8<--- cut here --- y) from [] (full_proxy_<1>[ 69.768021] Unable to handle kernel NULL pointer dereference at virtual address 00000000 write+0x64/0x94) # [ 69.215641<1>[ 69.779235] pgd = 5d9f97f3 ] r9:c40e1f60 r8:c3023c00 r7:000<1>[ 69.785070] [00000000] *pgd=00000000 00010 r6:b6e89000 r5:c6b7<80b>4[0 69.791749] Internal error: Oops: 805 [#2] SMP ARM r4:c0c59104 # [ 69.226517] [<<4>[ 69.799225] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 c07e2758>] (full_proxw[r i t69.834229] CPU: 1 PID: 896 Comm: cat Tainted: G D W 5.10.216-cip46 #1 e) from <[4<>c[0 5 9 c6490.48>4]4396] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (vfs_write+0x10c/0x53c) #< 4[> [ 69.852931] PC is at lkdtm_EXCEPTION+0x18/0x20 69.237462<]4 > [r 9 : c6097.e8260142] LR is at lkdtm_do_action+0x2c/0x4c 58 r8:c40e10[ r 7 6:9c.28966666] pc : [] lr : [] psr: a0080013 d000 r6:e[8 9 0 0609 .r857:5015] sp : c6a37e58 ip : c6a37e68 fp : c6a37e64 6b78b40 :[0 0 0 06090.0808 2234] r10: 0000000a r9 : c1ad2a78 r8 : c15ec020 # [ 69<.42>4[8 3 2 96]9 .8[8<9c54] r7 : c6a37f60 r6 : 0000000a r5 : c4347000 r4 : 00000004 059c2f8<>4]> [( v f s6_9w.r8i9t7e89] r3 : 00000000 r2 : 477c8877 r1 : ef7965e0 r0 : c15ec040 ) from [c[9 b 0 >6]9 .(9k6327] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none sys_write+0x<744>/[0 x e c69). 9 5544] Control: 10c5387d Table: 1689c04a DAC: 00000051 # [ 69.258589<]0 > [r 1 0 :6090923373] Process cat (pid: 896, stack limit = 0x1509bce1) 000004 r9:0<000>0[0 0 0 06 9r.89:1285] Stack: (0xc6a37e58 to 0xc6a38000) 00000000 r7:b68[9 0 0 06 9r.637727] 7e40: c6a37e74 c6a37e68 :c40e0000 r5:c68[b 4 0 6 9#948073] 7e60: c0c58d24 c0c59354 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c4180c80 [ 69.269535] < 0r>4[: c 6 b679.958506] 7e80: b6e1b000 0000000a c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 b40 # [ 69.2<705>2[0 2 ] 6[9<969024] 7ea0: 00000000 c4180c80 b6e1b000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 c059c93c>] (ksys_i[t e ) 6f.979459] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 rom [] (s[_ w r6i.989979] 7ee0: b6e1b000 00020000 00000004 0000000a 0001fff6 c6a37ee0 00000001 b6e1a000 te+0x18/0x1c)< 0 >#[ [ 7 06.900494] 7f00: c4180dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 .285460] r9:c<400>e[0 0 0 07 0r.010840] 7f20: 00000000 00000000 c13ac088 477c8877 c206b700 c4180c80 c4180c80 c6a36000 :c03002e4 :[0 0 0 07000.00421271] 7f40: b6e1b000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 r6:7ff00000 r<50:>0[0 0 0 07001.031532] 7f60: 00000000 00000000 c6a37fac 477c8877 0000000a 0000000a 7ff00000 00000004 r4:00000010 < 0#> [[ 7609..41878] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 296331] [8[> ] (7s0y052224] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e1b000 0000000a 00000001 s_write) from <[0<>c[0 3 0 0700c.062656] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e1b000 00020000 0041fe38 >] (ret_fast_syscl[+ 0 x 07/.073090] 7fe0: 00000004 be9ff7e8 b6ee133b b6e5a616 60080030 00000001 00000000 00000000 0x28) # [ 69.<300>7[0 1 5 ]7 0.083602] Backtrace: xception stack(0xc4<00e>1[f a 8 0.088399] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) to 0xc40e1ff0) # [< 0 > [6 9 . 30.098920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 15199] 1fa0: < 0 >[ 70.109358] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 00000010 00000010 <000>0[0 0 0 070.120130] r9:c6a37f60 r8:c3023c00 r7:0000000a r6:b6e1b000 r5:c4180c80 r4:c0c59104 b6e89000 00000010 00000001 <#0 [ 70.130310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 69.326501] <10f>c[0 : 07000140993] r9:c07e2758 r8:c6a37f60 r7:c290d000 r6:b6e1b000 r5:c4180c80 r4:00000000 00010 00000010 7ff00<000>0[ 0 0 70.150993] [] (vfs_write) from [] (ksys_write+0x74/0xec) 00004 0000000<10 >b[6 e 8 97000.060642] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6a36000 r5:c4180c80 00020000< 00>0[4 e f e7308. 1 7#637] r4:c4180c80 [ 69.337798] 10[: 0 070.175173] [] (ksys_write) from [] (sys_write+0x18/0x1c) 00004 becb97e8< 0b>6[f 4 f 3730b.184649] r9:c6a36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a b6ec8616 # [ 69.3<406>0[1 4 ] 70.194652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) irq evens[t a m p7:0 .200 4 30] Exception stack(0xc6a37fa8 to 0xc6a37ff0) # [ 69.3521<600>][ h a r7d0i.r11693] 7fa0: 0000000a 0000000a 00000001 b6e1b000 0000000a 00000001 qs last enablea[t ( 07)0:222041] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e1b000 00020000 0041fe38 [<00000000><]0 >[0 x 0 7 0#. 2[2470] 7fe0: 00000004 be9ff7e8 b6ee133b b6e5a616 69.360906] harr[q s l70.239606] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) st disabled at (0): [] <4>[ 70.248084] ---[ end trace 46807953690fab32 ]--- copy_process+0x5f8/0x1dac # [ 69.371523] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 69.382122] softirqs last disabled at (0): [<00000000>] 0x0 # [ 69.390805] ---[ end trace 46807953690fab31 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 69.712828] platform panel-lcd: deferred probe pending # [ 69.719619] platform panel-lvds0: deferred probe pending # [ 69.722982] lkdtm: Performing direct entry EXCEPTION # [ 69.728020] platform backlight-lcd: deferred probe pending # [ 69.728031] platform backlight-lvds: deferred probe pending # [ 69.728041] platform 120000.hdmi: deferred probe pending # [ 69.761832] 8<--- cut here --- # [ 69.768021] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 69.779235] pgd = 5d9f97f3 # [ 69.785070] [00000000] *pgd=00000000 # [ 69.791749] Internal error: Oops: 805 [#2] SMP ARM # [ 69.799225] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 69.834229] CPU: 1 PID: 896 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 69.844396] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 69.852931] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 69.860142] LR is at lkdtm_do_action+0x2c/0x4c # [ 69.866666] pc : [] lr : [] psr: a0080013 # [ 69.875015] sp : c6a37e58 ip : c6a37e68 fp : c6a37e64 # [ 69.882234] r10: 0000000a r9 : c1ad2a78 r8 : c15ec020 # [ 69.889454] r7 : c6a37f60 r6 : 0000000a r5 : c4347000 r4 : 00000004 # [ 69.897889] r3 : 00000000 r2 : 477c8877 r1 : ef7965e0 r0 : c15ec040 # [ 69.906327] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 69.915544] Control: 10c5387d Table: 1689c04a DAC: 00000051 # [ 69.923373] Process cat (pid: 896, stack limit = 0x1509bce1) # [ 69.931285] Stack: (0xc6a37e58 to 0xc6a38000) # [ 69.937727] 7e40: c6a37e74 c6a37e68 # [ 69.948073] 7e60: c0c58d24 c0c59354 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c4180c80 # [ 69.958506] 7e80: b6e1b000 0000000a c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 # [ 69.969024] 7ea0: 00000000 c4180c80 b6e1b000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 # [ 69.979459] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 # [ 69.989979] 7ee0: b6e1b000 00020000 00000004 0000000a 0001fff6 c6a37ee0 00000001 b6e1a000 # [ 70.000494] 7f00: c4180dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 70.010840] 7f20: 00000000 00000000 c13ac088 477c8877 c206b700 c4180c80 c4180c80 c6a36000 # [ 70.021271] 7f40: b6e1b000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 # [ 70.031532] 7f60: 00000000 00000000 c6a37fac 477c8877 0000000a 0000000a 7ff00000 00000004 # [ 70.041878] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 # [ 70.052224] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e1b000 0000000a 00000001 # [ 70.062656] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e1b000 00020000 0041fe38 # [ 70.073090] 7fe0: 00000004 be9ff7e8 b6ee133b b6e5a616 60080030 00000001 00000000 00000000 # [ 70.083602] Backtrace: # [ 70.088399] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 70.098920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 70.109358] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 70.120130] r9:c6a37f60 r8:c3023c00 r7:0000000a r6:b6e1b000 r5:c4180c80 r4:c0c59104 # [ 70.130310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 70.140993] r9:c07e2758 r8:c6a37f60 r7:c290d000 r6:b6e1b000 r5:c4180c80 r4:00000000 # [ 70.150993] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 70.160642] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6a36000 r5:c4180c80 # [ 70.170637] r4:c4180c80 # [ 70.175173] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 70.184649] r9:c6a36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 70.194652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 70.204730] Exception stack(0xc6a37fa8 to 0xc6a37ff0) # [ 70.211693] 7fa0: 0000000a 0000000a 00000001 b6e1b000 0000000a 00000001 # [ 70.222041] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e1b000 00020000 0041fe38 # [ 70.232470] 7fe0: 00000004 be9ff7e8 b6ee133b b6e5a616 # [ 70.239606] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 70.248084] ---[ end trace 46807953690fab32 ]--- # 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 <6>[ 71.428928] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 71.434783] lkdtm: attempting good list addition <6>[ 71.439892] lkdtm: attempting corrupted list addition <3>[ 71.445305] lkdtm: list_add() corruption not detected! # [ 71.428928] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 71.434783] lkdtm: attempting good list addition # [ 71.439892] lkdtm: attempting corrupted list addition # [ 71.445305] 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 <6>[ 71.770718] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 71.776659] lkdtm: attempting good list removal <6>[ 71.781467] lkdtm: attempting corrupted list removal <3>[ 71.786809] lkdtm: list_del() corruption not detected! # [ 71.770718] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 71.776659] lkdtm: attempting good list removal # [ 71.781467] lkdtm: attempting corrupted list removal # [ 71.786809] 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 <6>[ 72.079582] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 72.086235] lkdtm: attempting bad read from page below current stack <3>[ 72.092861] lkdtm: FAIL: accessed page before stack! (byte: e7) # [ 72.079582] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 72.086235] lkdtm: attempting bad read from page below current stack # [ 72.092861] lkdtm: FAIL: accessed page before stack! (byte: e7) # 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 <6>[ 72.402249] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 72.408961] lkdtm: attempting bad read from page above current stack <3>[ 72.415633] lkdtm: FAIL: accessed page after stack! (byte: 2f) # [ 72.402249] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 72.408961] lkdtm: attempting bad read from page above current stack # [ 72.415633] lkdtm: FAIL: accessed page after stack! (byte: 2f) # 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 <6>[ 72.737569] lkdtm: Performing direct entry UNSET_SMEP <3>[ 72.742906] lkdtm: XFAIL: this test is x86_64-only # [ 72.737569] lkdtm: Performing direct entry UNSET_SMEP # [ 72.742906] 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 <6>[ 73.049652] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 73.055230] lkdtm: XFAIL: this test is ia32-only # [ 73.049652] lkdtm: Performing direct entry DOUBLE_FAULT # [ 73.055230] 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 <6>[ 73.352190] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 73.357734] lkdtm: XFAIL: this test is arm64-only # [ 73.352190] lkdtm: Performing direct entry CORRUPT_PAC # [ 73.357734] 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 <6>[ 73.669880] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 73.676669] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 73.669880] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 73.676669] 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 <6>[ 74.367468] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 74.373240] lkdtm: Value in memory before free: 12345678 <6>[ 74.379051] lkdtm: Attempting bad read from freed memory <6>[ 74.384670] lkdtm: Memory was not poisoned # [ 74.367468] lkdtm: Performing direct entry READ_AFTER_FREE # [ 74.373240] lkdtm: Value in memory before free: 12345678 # [ 74.379051] lkdtm: Attempting bad read from freed memory # [ 74.384670] 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 <6>[ 74.899119] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 74.905482] lkdtm: Value in memory before free: 12345678 <6>[ 74.911073] lkdtm: Attempting to read from freed memory <6>[ 74.916693] lkdtm: Buddy page was not poisoned # [ 74.899119] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 74.905482] lkdtm: Value in memory before free: 12345678 # [ 74.911073] lkdtm: Attempting to read from freed memory # [ 74.916693] 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 <6>[ 75.227001] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 75.232873] lkdtm: Attempting double slab free ... # [ 75.227001] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 75.232873] 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 <6>[ 75.539133] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 75.544979] lkdtm: Attempting cross-cache slab free ... # [ 75.539133] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 75.544979] 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 <6>[ 75.875248] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 75.880936] lkdtm: Attempting non-Slab slab free ... # [ 75.875248] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 75.880936] 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 <6>[ 76.942366] lkdtm: Performing direct entry EXEC_DATA <6>[ 76.947705] lkdtm: attempting ok execution at c0c59a94 <6>[ 76.953118] lkdtm: attempting bad execution at c2705a28 <1>[ 76.958759] 8<--- cut here --- <1>[ 76.962100] Unable to handle kernel paging request at virtual address c2705a28 <1>[ 76.969600] pgd = 7922d565 <1>[ 76.972578] [c2705a28] *pgd=1261141e(bad) <0>[ 76.976879] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 76.982375] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 77.014768] CPU: 3 PID: 1764 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 77.022781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 77.029588] PC is at data_area+0x0/0x40 <4>[ 77.033698] LR is at execute_location+0xa4/0xb4 <4>[ 77.038498] pc : [] lr : [] psr: 60080013 <4>[ 77.045035] sp : c41e1e38 ip : c41e1d40 fp : c41e1e54 <4>[ 77.050529] r10: 0000000a r9 : c1ad2c5c r8 : c15ec020 <4>[ 77.056023] r7 : c41e1f60 r6 : 00000001 r5 : c2705a28 r4 : c0c59a94 <4>[ 77.062818] r3 : ae795fa0 r2 : ae795fa0 r1 : ef7c05e0 r0 : 0000002b <4>[ 77.069615] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 77.077020] Control: 10c5387d Table: 16ab804a DAC: 00000051 <0>[ 77.083038] Process cat (pid: 1764, stack limit = 0xf30805d9) <0>[ 77.089054] Stack: (0xc41e1e38 to 0xc41e2000) <0>[ 77.093684] 1e20: 0000001f c4718000 <0>[ 77.102136] 1e40: 0000000a c41e1f60 c41e1e64 c41e1e58 c1396cc0 c1396abc c41e1e74 c41e1e68 <0>[ 77.110587] 1e60: c0c58d24 c1396ca8 c41e1e9c c41e1e78 c0c59224 c0c58d04 c0c59104 c6b9adc0 <0>[ 77.119037] 1e80: b6dc0000 0000000a c3023c00 c41e1f60 c41e1ec4 c41e1ea0 c07e27bc c0c59110 <0>[ 77.127488] 1ea0: 00000000 c6b9adc0 b6dc0000 c290d000 c41e1f60 c07e2758 c41e1f5c c41e1ec8 <0>[ 77.135938] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c41e0000 <0>[ 77.144389] 1ee0: b6dc0000 00020000 00000004 0000000a 0001fff6 c41e1ee0 00000001 b6dbf000 <0>[ 77.152839] 1f00: c6b74640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 77.161290] 1f20: 00000000 00000000 c13ac088 ae795fa0 c206b700 c6b9adc0 c6b9adc0 c41e0000 <0>[ 77.169741] 1f40: b6dc0000 00000000 00000000 00000004 c41e1f94 c41e1f60 c059c9b0 c059c304 <0>[ 77.178194] 1f60: 00000000 00000000 c41e1fac ae795fa0 0000000a 0000000a 7ff00000 00000004 <0>[ 77.186644] 1f80: c03002e4 c41e0000 c41e1fa4 c41e1f98 c059ca40 c059c948 00000000 c41e1fa8 <0>[ 77.195094] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dc0000 0000000a 00000001 <0>[ 77.203543] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc0000 00020000 004dfe38 <0>[ 77.211993] 1fe0: 00000004 be9e77e8 b6e8633b b6dff616 60080030 00000001 00000000 00000000 <0>[ 77.220436] Backtrace: <0>[ 77.223167] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 77.231619] r7:c41e1f60 r6:0000000a r5:c4718000 r4:0000001f <0>[ 77.237559] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 77.245923] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 77.254206] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 77.262398] r9:c41e1f60 r8:c3023c00 r7:0000000a r6:b6dc0000 r5:c6b9adc0 r4:c0c59104 <0>[ 77.270421] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 77.278525] r9:c07e2758 r8:c41e1f60 r7:c290d000 r6:b6dc0000 r5:c6b9adc0 r4:00000000 <0>[ 77.286543] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 77.293950] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c41e0000 r5:c6b9adc0 <0>[ 77.302047] r4:c6b9adc0 <0>[ 77.304856] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 77.312267] r9:c41e0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 77.320287] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 77.328125] Exception stack(0xc41e1fa8 to 0xc41e1ff0) <0>[ 77.333449] 1fa0: 0000000a 0000000a 00000001 b6dc0000 0000000a 00000001 <0>[ 77.341898] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc0000 00020000 004dfe38 <0>[ 77.350346] 1fe0: 00000004 be9e77e8 b6e8633b b6dff616 <0>[ 77.355671] Code: 00000000 c5862900 c58629c0 c5862a80 (e1a0c00d) <4>[ 77.362041] ---[ end trace 46807953690fab33 ]--- # Segmentation fault # [ 76.942366] lkdtm: Performing direct entry EXEC_DATA # [ 76.947705] lkdtm: attempting ok execution at c0c59a94 # [ 76.953118] lkdtm: attempting bad execution at c2705a28 # [ 76.958759] 8<--- cut here --- # [ 76.962100] Unable to handle kernel paging request at virtual address c2705a28 # [ 76.969600] pgd = 7922d565 # [ 76.972578] [c2705a28] *pgd=1261141e(bad) # [ 76.976879] Internal error: Oops: 8000000d [#3] SMP ARM # [ 76.982375] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 77.014768] CPU: 3 PID: 1764 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 77.022781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.029588] PC is at data_area+0x0/0x40 # [ 77.033698] LR is at execute_location+0xa4/0xb4 # [ 77.038498] pc : [] lr : [] psr: 60080013 # [ 77.045035] sp : c41e1e38 ip : c41e1d40 fp : c41e1e54 # [ 77.050529] r10: 0000000a r9 : c1ad2c5c r8 : c15ec020 # [ 77.056023] r7 : c41e1f60 r6 : 00000001 r5 : c2705a28 r4 : c0c59a94 # [ 77.062818] r3 : ae795fa0 r2 : ae795fa0 r1 : ef7c05e0 r0 : 0000002b # [ 77.069615] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.077020] Control: 10c5387d Table: 16ab804a DAC: 00000051 # [ 77.083038] Process cat (pid: 1764, stack limit = 0xf30805d9) # [ 77.089054] Stack: (0xc41e1e38 to 0xc41e2000) # [ 77.093684] 1e20: 0000001f c4718000 # [ 77.102136] 1e40: 0000000a c41e1f60 c41e1e64 c41e1e58 c1396cc0 c1396abc c41e1e74 c41e1e68 # [ 77.110587] 1e60: c0c58d24 c1396ca8 c41e1e9c c41e1e78 c0c59224 c0c58d04 c0c59104 c6b9adc0 # [ 77.119037] 1e80: b6dc0000 0000000a c3023c00 c41e1f60 c41e1ec4 c41e1ea0 c07e27bc c0c59110 # [ 77.127488] 1ea0: 00000000 c6b9adc0 b6dc0000 c290d000 c41e1f60 c07e2758 c41e1f5c c41e1ec8 # [ 77.135938] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c41e0000 # [ 77.144389] 1ee0: b6dc0000 00020000 00000004 0000000a 0001fff6 c41e1ee0 00000001 b6dbf000 # [ 77.152839] 1f00: c6b74640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.161290] 1f20: 00000000 00000000 c13ac088 ae795fa0 c206b700 c6b9adc0 c6b9adc0 c41e0000 # [ 77.169741] 1f40: b6dc0000 00000000 00000000 00000004 c41e1f94 c41e1f60 c059c9b0 c059c304 # [ 77.178194] 1f60: 00000000 00000000 c41e1fac ae795fa0 0000000a 0000000a 7ff00000 00000004 # [ 77.186644] 1f80: c03002e4 c41e0000 c41e1fa4 c41e1f98 c059ca40 c059c948 00000000 c41e1fa8 # [ 77.195094] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dc0000 0000000a 00000001 # [ 77.203543] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc0000 00020000 004dfe38 # [ 77.211993] 1fe0: 00000004 be9e77e8 b6e8633b b6dff616 60080030 00000001 00000000 00000000 # [ 77.220436] Backtrace: # [ 77.223167] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 77.231619] r7:c41e1f60 r6:0000000a r5:c4718000 r4:0000001f # [ 77.237559] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.245923] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ <6>[ 77.773495] lkdtm: Performing direct entry EXEC_STACK 77.254206] [] (direct_e<6>[ 77.780827] lkdtm: attempting ok execution at c0c59a94 ntry) from [] (full_pro<6>[ 77.789088] lkdtm: attempting bad execution at c4339e0c xy_write+0x64/0x94) # [ 77.262<1>[ 77.797453] 8<--- cut here --- <1>[ 77.803592] Unable to handle kernel paging request at virtual address c4339e0c <1>[ 77.811083] pgd = 351e38e4 <1>[ 77.814058] [c4339e0c] *pgd=1421141e(bad) <0>[ 77.818350] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 77.823842] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 77.856193] CPU: 0 PID: 1841 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 77.864201] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 77.870998] PC is at 0xc4339e0c <4>[ 77.874413] LR is at execute_location+0xa4/0xb4 <4>[ 77.879210] pc : [] lr : [] psr: 60080013 <4>[ 77.885744] sp : c4339de8 ip : c4339cf0 fp : c4339e04 <4>[ 77.891234] r10: 0000000b r9 : c1ad2c68 r8 : c15ec020 <4>[ 77.896723] r7 : c4339f60 r6 : 00000001 r5 : c4339e0c r4 : c0c59a94 <4>[ 77.903515] r3 : b8a87963 r2 : b8a87963 r1 : ef7815e0 r0 : 0000002b <4>[ 77.910310] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 77.917711] Control: 10c5387d Table: 16b1c04a DAC: 00000051 <0>[ 77.923723] Process cat (pid: 1841, stack limit = 0xdd8bd37e) <0>[ 77.929735] Stack: (0xc4339de8 to 0xc433a000) <0>[ 77.934362] 9de0: c4338000 c44fa000 0000000b c4339f60 c4339e64 c4339e08 <0>[ 77.942809] 9e00: c1396cfc c1396abc c4339e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 77.951255] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 <0>[ 77.959701] 9e40: e3a02040 e3a01d33 e5930018 b8a87963 0000000b 00000020 c4339e74 c4339e68 <0>[ 77.968146] 9e60: c0c58d24 c1396cd0 c4339e9c c4339e78 c0c59224 c0c58d04 c0c59104 c6c37cc0 <0>[ 77.976592] 9e80: b6e0f000 0000000b c3023c00 c4339f60 c4339ec4 c4339ea0 c07e27bc c0c59110 <0>[ 77.985037] 9ea0: 00000000 c6c37cc0 b6e0f000 c290d000 c4339f60 c07e2758 c4339f5c c4339ec8 <0>[ 77.993483] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c4338000 <0>[ 78.001932] 9ee0: b6e0f000 00020000 00000004 0000000b 0001fff5 c4339ee0 00000001 b6e0e000 <0>[ 78.010376] 9f00: c46288c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 78.018822] 9f20: 00000000 00000000 c13ac088 b8a87963 c206b700 c6c37cc0 c6c37cc0 c4338000 <0>[ 78.027268] 9f40: b6e0f000 00000000 00000000 00000004 c4339f94 c4339f60 c059c9b0 c059c304 <0>[ 78.035714] 9f60: 00000000 00000000 c4339fac b8a87963 0000000b 0000000b 7ff00000 00000004 <0>[ 78.044159] 9f80: c03002e4 c4338000 c4339fa4 c4339f98 c059ca40 c059c948 00000000 c4339fa8 <0>[ 78.052603] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e0f000 0000000b 00000001 <0>[ 78.061050] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e0f000 00020000 004afe38 <0>[ 78.069497] 9fe0: 00000004 bea2e7e8 b6ed533b b6e4e616 60080030 00000001 00000000 00000000 <0>[ 78.077937] Backtrace: <0>[ 78.080664] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 78.089198] r7:c4339f60 r6:0000000b r5:c44fa000 r4:c4338000 <0>[ 78.095131] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 78.103574] r4:00000020 <0>[ 78.106379] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 78.114658] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 78.122845] r9:c4339f60 r8:c3023c00 r7:0000000b r6:b6e0f000 r5:c6c37cc0 r4:c0c59104 <0>[ 78.130864] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 78.138962] r9:c07e2758 r8:c4339f60 r7:c290d000 r6:b6e0f000 r5:c6c37cc0 r4:00000000 <0>[ 78.146975] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 78.154379] r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c4338000 r5:c6c37cc0 <0>[ 78.162473] r4:c6c37cc0 <0>[ 78.165277] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 78.172681] r9:c4338000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 78.180696] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 78.188531] Exception stack(0xc4339fa8 to 0xc4339ff0) <0>[ 78.193854] 9fa0: 0000000b 0000000b 00000001 b6e0f000 0000000b 00000001 <0>[ 78.202301] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e0f000 00020000 004afe38 <0>[ 78.210744] 9fe0: 00000004 bea2e7e8 b6ed533b b6e4e616 <0>[ 78.216066] Code: c4339e08 c1396cfc c1396abc c4339e6c (e1a0c00d) <4>[ 78.222431] ---[ end trace 46807953690fab34 ]--- 398] r9:c41e1f60 r8:c3023c00 r7:0000000a r6:b6dc0000 r5:c6b9adc0 r4:c0c59104 # [ 77.270421] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 77.278525] r9:c07e2758 r8:c41e1f60 r7:c290d000 r6:b6dc0000 r5:c6b9adc0 r4:00000000 # [ 77.286543] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 77.293950] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c41e0000 r5:c6b9adc0 # [ 77.302047] r4:c6b9adc0 # [ 77.304856] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 77.312267] r9:c41e0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 77.320287] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 77.328125] Exception stack(0xc41e1fa8 to 0xc41e1ff0) # [ 77.333449] 1fa0: 0000000a 0000000a 00000001 b6dc0000 0000000a 00000001 # [ 77.341898] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc0000 00020000 004dfe38 # [ 77.350346] 1fe0: 00000004 be9e77e8 b6e8633b b6dff616 # [ 77.355671] Code: 00000000 c5862900 c58629c0 c5862a80 (e1a0c00d) # [ 77.362041] ---[ end trace 46807953690fab33 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 77.773495] lkdtm: Performing direct entry EXEC_STACK # [ 77.780827] lkdtm: attempting ok execution at c0c59a94 # [ 77.789088] lkdtm: attempting bad execution at c4339e0c # [ 77.797453] 8<--- cut here --- # [ 77.803592] Unable to handle kernel paging request at virtual address c4339e0c # [ 77.811083] pgd = 351e38e4 # [ 77.814058] [c4339e0c] *pgd=1421141e(bad) # [ 77.818350] Internal error: Oops: 8000000d [#4] SMP ARM # [ 77.823842] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 77.856193] CPU: 0 PID: 1841 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 77.864201] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.870998] PC is at 0xc4339e0c # [ 77.874413] LR is at execute_location+0xa4/0xb4 # [ 77.879210] pc : [] lr : [] psr: 60080013 # [ 77.885744] sp : c4339de8 ip : c4339cf0 fp : c4339e04 # [ 77.891234] r10: 0000000b r9 : c1ad2c68 r8 : c15ec020 # [ 77.896723] r7 : c4339f60 r6 : 00000001 r5 : c4339e0c r4 : c0c59a94 # [ 77.903515] r3 : b8a87963 r2 : b8a87963 r1 : ef7815e0 r0 : 0000002b # [ 77.910310] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.917711] Control: 10c5387d Table: 16b1c04a DAC: 00000051 # [ 77.923723] Process cat (pid: 1841, stack limit = 0xdd8bd37e) # [ 77.929735] Stack: (0xc4339de8 to 0xc433a000) # [ 77.934362] 9de0: c4338000 c44fa000 0000000b c4339f60 c4339e64 c4339e08 # [ 77.942809] 9e00: c1396cfc c1396abc c4339e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 77.951255] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 # [ 77.959701] 9e40: e3a02040 e3a01d33 e5930018 b8a87963 0000000b 00000020 c4339e74 c4339e68 # [ 77.968146] 9e60: c0c58d24 c1396cd0 c4339e9c c4339e78 c0c59224 c0c58d04 c0c59104 c6c37cc0 # [ 77.976592] 9e80: b6e0f000 0000000b c3023c00 c4339f60 c4339ec4 c4339ea0 c07e27bc c0c59110 # [ 77.985037] 9ea0: 00000000 c6c37cc0 b6e0f000 c290d000 c4339f60 c07e2758 c4339f5c c4339ec8 # [ 77.993483] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c4338000 # [ 78.001932] 9ee0: b6e0f000 00020000 00000004 0000000b 0001fff5 c4339ee0 00000001 b6e0e000 # [ 78.010376] 9f00: c46288c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.018822] 9f20: 00000000 00000000 c13ac088 b8a87963 c206b700 c6c37cc0 c6c37cc0 c4338000 # [ 78.027268] 9f40: b6e0f000 00000000 00000000 00000004 c4339f94 c4339f60 c059c9b0 c059c304 # [ 78.035714] 9f60: 00000000 00000000 c4339fac b8a87963 0000000b 0000000b 7ff00000 00000004 # [ 78.044159] 9f80: c03002e4 c4338000 c4339fa4 c4339f98 c059ca40 c059c948 00000000 c4339fa8 # [ 78.052603] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e0f000 0000000b 00000001 # [ 78.061050] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e0f000 00020000 004afe38 # [ 78.069497] 9fe0: 00000004 bea2e7e8 b6ed533b b6e4e616 60080030 00000001 00000000 00000000 # [ 78.077937] Backtrace: # [ 78.080664] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 78.089198] r7:c4339f60 r6:0000000b r5:c44fa000 r4:c4338000 # [ 78.095131] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.103574] r4:00000020 # [ 78.106379<6>[ 78.659199] lkdtm: Performing direct entry EXEC_KMALLOC ] [] (lkdtm_do_action) <6>[ 78.666342] lkdtm: attempting ok execution at c0c59a94 from [] (direct_er 78.674557] lkdtm: attempting bad execution at c450a340 y+0x120/0x18c) # [ 78.114658] <1>[ 78.682730] 8<--- cut here --- [] (direct_entry) from<1>[ 78.688759] Unable to handle kernel paging request at virtual address c450a340 [<]1 >([f u l l7_8p.6r99011] pgd = 351e38e4 xy_write+0x64/0x94) # [ 78.<11>[ 78.703802] [c450a340] *pgd=1441141e(bad) 2845] r9:c4339f60 :[c 3 0 28.710766] Internal error: Oops: 8000000d [#5] SMP ARM 3c00 r7:0000000b r6:b6e0f000 r5:c<4>[ 78.718418] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 6c37cc0 r4:c0c59104 #< 4[> [ 78.753423] CPU: 2 PID: 1921 Comm: cat Tainted: G D W 5.10.216-cip46 #1 8.130864]< 4[><[c 0 7 e7287.5786>761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (full_proxy_wt[ e ) 7f8r.772288] PC is at 0xc450a340 m [] (vfs_wt[e + 78.777688] LR is at execute_location+0xa4/0xb4 x10c/0x53c)< 4 >#[ [ 7 87.87.4728] pc : [] lr : [] psr: 60080013 138962] :[c 0 7 e7287.5789 076] sp : c6a37e30 ip : c6a37d38 fp : c6a37e4c r8:c43390[ r 7 :7c82.9800d0296] r10: 0000000d r9 : c1ad2c74 r8 : c15ec020 00 r6:b6e<04f>0[0 0 r758:.c860c517] r7 : c6a37f60 r6 : 00000001 r5 : c450a340 r4 : c0c59a94 37cc0 r4:<04>0[0 0 0 07080. 8 1#6040] r3 : 84906eb9 r2 : 84906eb9 r1 : ef7ab5e0 r0 : 0000002b [ 78.146975] [<<4c>0[5 9 c728f824565] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 8>] (vfs_wt[e ) f7r8o.m8 33953] Control: 10c5387d Table: 16b1c04a DAC: 00000051 <]0 >([k s y s7_8w.r8i41781] Process cat (pid: 1921, stack limit = 0x1509bce1) e+0x74/0x)[ # 7[8. 8 4 9609] Stack: (0xc6a37e30 to 0xc6a38000) 8.154379] r10:<000>0[0 0 0 0748 855964] 7e20: c450a340 c5e60000 0000000d c6a37f60 r9:00000000 r8:<000>0[0 0 0 0708 866397] 7e40: c6a37e64 c6a37e50 c0c59ae4 c1396abc 00000021 c5e60000 c6a37e74 c6a37e68 r7:b6e0f000 r6<:0c>4[3 3 8 07080.876829] 7e60: c0c58d24 c0c59ab8 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c4396280 r5:c6c37cc0 # [ < 07>8[. 1 6 278.887263] 7e80: b6e7d000 0000000d c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 73] r4:c6c37cc0 < 0#> [[ 77.897868] 7ea0: 00000000 c4396280 b6e7d000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 8.165277] [3[c > ] 7(8.908386] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 sys_write) fr [[ < c 07589.c18903] 7ee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c6a37ee0 00000001 b6e7c000 a40>] (sys_wri+[ 0 x 1788/.029250] 7f00: c6b74140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 x1c) # [ 78.1<702>6[8 1 ] 7 8.939596] 7f20: 00000000 00000000 c13ac088 84906eb9 c206b700 c4396280 c4396280 c6a36000 9:c4338000 r<80:>c[0 3 0 0728e.4950113] 7f40: b6e7d000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 r7:00000004 r<60:>7[f f 0 07080.060460] 7f60: 00000000 00000000 c6a37fac 84906eb9 0000000d 0000000d 7ff00000 00000004 r5:0000000b r4:0<000>[0 0 0 07b8.970806] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 # [ 78.1806<906>][ [ < c7085.981323] 7fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e7d000 0000000d 00000001 ca28>] (sys_wre[) f r7o8m.991755] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7d000 00020000 0042fe38 [] (t[_ f a s7t9_.002188] 7fe0: 00000004 bead17e8 b6f4333b b6ebc616 60080030 00000001 00000000 00000000 yscall+0x0/0x28<)0 > [ # [7 9 .012614] Backtrace: 78.188531] Exception stack(0xc<40>[ 79.017331] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 39fa8 to 0xc4339ff0<)0 > [# [ 9.028711] r7:c6a37f60 r6:0000000d r5:c5e60000 r4:c450a340 78.193854] 9fa0: < 0 > [ 9.036800] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) < 00>0[0 0 0 0709b. 0047576] r5:c5e60000 r4:00000021 00000b 00000001 b6e<00f>0[0 0 09.053239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 000000b 00000001 # [ 78.2<002>[ 79.063676] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 01] 9fc0: 00000000[0 0 0 709.074448] r9:c6a37f60 r8:c3023c00 r7:0000000d r6:b6e7d000 r5:c4396280 r4:c0c59104 0b 7ff00000 00000004 00000<000>1[ 79.084539] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) b6e0f000 0002<000>0[0 0 0749a.f95138] r9:c07e2758 r8:c6a37f60 r7:c290d000 r6:b6e7d000 r5:c4396280 r4:00000000 e38 # [ 78.210744<]0 >9[f e 0 79.105052] [] (vfs_write) from [] (ksys_write+0x74/0xec) 00000004 bea2e7 [b 6 e d759.114701] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c6a36000 r5:c4396280 3b b6e4e6<106> [ # [7 9 . 1728866] r4:c4396280 .216066] Code: c433<90e>0[8 c 19.129402] [] (ksys_write) from [] (sys_write+0x18/0x1c) 396cfc c1396abc[4 3 3 97e96.138966] r9:c6a36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d (e1a0c00d) # [ 78<.02>2[2 4 79.148968] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 1] ---[ d[ t r a7c9e. 14569131] Exception stack(0xc6a37fa8 to 0xc6a37ff0) 07953690fab34 ]-<-0-> [ # E7X9.166183] 7fa0: 0000000d 0000000d 00000001 b6e7d000 0000000d 00000001 C_STACK: missi [' c a l7l9 .176700] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7d000 00020000 0042fe38 race:': [FA][ n o7t9 .o1k7131] 7fe0: 00000004 bead17e8 b6f4333b b6ebc616 31 selftests: lkdtm<:0 >E[X E C 79.194269] Code: 0c810000 00000000 00000000 00000000 (e1a0c00d) STACK.sh # exit=1 < 4#> [s e l f79.202875] ---[ end trace 46807953690fab35 ]--- ests: lkdtm: EXEC_KMALLOC.sh # Segmentation fault # [ 78.659199] lkdtm: Performing direct entry EXEC_KMALLOC # [ 78.666342] lkdtm: attempting ok execution at c0c59a94 # [ 78.674557] lkdtm: attempting bad execution at c450a340 # [ 78.682730] 8<--- cut here --- # [ 78.688759] Unable to handle kernel paging request at virtual address c450a340 # [ 78.699011] pgd = 351e38e4 # [ 78.703802] [c450a340] *pgd=1441141e(bad) # [ 78.710766] Internal error: Oops: 8000000d [#5] SMP ARM # [ 78.718418] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 78.753423] CPU: 2 PID: 1921 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 78.763761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.772288] PC is at 0xc450a340 # [ 78.777688] LR is at execute_location+0xa4/0xb4 # [ 78.784728] pc : [] lr : [] psr: 60080013 # [ 78.793076] sp : c6a37e30 ip : c6a37d38 fp : c6a37e4c # [ 78.800296] r10: 0000000d r9 : c1ad2c74 r8 : c15ec020 # [ 78.807517] r7 : c6a37f60 r6 : 00000001 r5 : c450a340 r4 : c0c59a94 # [ 78.816040] r3 : 84906eb9 r2 : 84906eb9 r1 : ef7ab5e0 r0 : 0000002b # [ 78.824565] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.833953] Control: 10c5387d Table: 16b1c04a DAC: 00000051 # [ 78.841781] Process cat (pid: 1921, stack limit = 0x1509bce1) # [ 78.849609] Stack: (0xc6a37e30 to 0xc6a38000) # [ 78.855964] 7e20: c450a340 c5e60000 0000000d c6a37f60 # [ 78.866397] 7e40: c6a37e64 c6a37e50 c0c59ae4 c1396abc 00000021 c5e60000 c6a37e74 c6a37e68 # [ 78.876829] 7e60: c0c58d24 c0c59ab8 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c4396280 # [ 78.887263] 7e80: b6e7d000 0000000d c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 # [ 78.897868] 7ea0: 00000000 c4396280 b6e7d000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 # [ 78.908386] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 # [ 78.918903] 7ee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c6a37ee0 00000001 b6e7c000 # [ 78.929250] 7f00: c6b74140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.939596] 7f20: 00000000 00000000 c13ac088 84906eb9 c206b700 c4396280 c4396280 c6a36000 # [ 78.950113] 7f40: b6e7d000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 # [ 78.960460] 7f60: 00000000 00000000 c6a37fac 84906eb9 0000000d 0000000d 7ff00000 00000004 # [ 78.970806] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 # [ 78.981323] 7fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e7d000 0000000d 00000001 # [ 78.991755] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7d000 00020000 0042fe38 # [ 79.002188] 7fe0: 00000004 bead17e8 b6f4333b b6ebc616 60080030 00000001 00000000 00000000 # [ 79.012614] Backtrace: # [ 79.017331] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 79.028711] r7:c6a37f60 r6:0000000d r5:c5e60000 r4:c450a340 # [ 79.036800] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.047576] r5:c5e60000 r4:00000021 # [ 79.053239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.063676] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.074448] r9:c6a37f60 r8:c3023c00 r7:0000000d r6:b6e7d000 r5<6>[ 79.616666] lkdtm: Performing direct entry EXEC_VMALLOC :c4396280 r4:c0c59104 # [ 79.0<6>[ 79.624018] lkdtm: attempting ok execution at c0c59a94 84539] [] (full_proxy_w<6>[ 79.632420] lkdtm: attempting bad execution at f098c000 rite) from [] (vfs_writ<1>[ 79.640808] 8<--- cut here --- e+0x10c/0x53c) # [ 79.095138] <1>[ 79.646908] Unable to handle kernel paging request at virtual address f098c000 r9:c07e2758 r8:c6a37f60 r7:c290d<1>[ 79.657190] pgd = d5b75c4a 000 r6:b6e7d000 r5:c4396280 r4:00<1>[ 79.662990] [f098c000] *pgd=12956811, *pte=4951165f, *ppte=4951145f 000000 # [ 79.105052] [[ 79.672438] Internal error: Oops: 8000000f [#6] SMP ARM f8>] (vfs_write) from [<4>[ 79.680731] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 ] (ksys_write+0x74/0xe [ # 79.715731] CPU: 2 PID: 1999 Comm: cat Tainted: G D W 5.10.216-cip46 #1 [ 79.11470<14]> [ r 1 709:.0706072] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000004 r9:00000000 r8<:40>0[0 0 079.734686] PC is at 0xf098c000 000 r7:b6e7d000 r6:c66[0 0 079.740344] LR is at execute_location+0xa4/0xb4 r5:c4396280< 4 >#[ [ 7 97.9747384] pc : [] lr : [] psr: 60080013 124866]< 4 >r[4 : c 4739.9765258818] sp : c6b63e30 ip : c6b63d38 fp : c6b63e4c # [ 79<.41>2[9 4 0 27]9 .[7<62952] r10: 0000000d r9 : c1ad2c84 r8 : c15ec020 059c93c>] <(4k>s[y s _ w7r9i.t7e70259] r7 : c6b63f60 r6 : 00000001 r5 : f098c000 r4 : c0c59a94 from [<5[9 c a 4790.>7]7 8(67] r3 : 6130bba2 r2 : 6130bba2 r1 : ef7ab5e0 r0 : 0000002b sys_write+0x18x[1 c ) 7 9#.787306] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 79.13<849>6[6 ] 7r99.:7c96694] Control: 10c5387d Table: 1691804a DAC: 00000051 a36000 r8:c0300<20e>4[ r 7 :7090804437] Process cat (pid: 1999, stack limit = 0x93b3710e) 000004 r6:<70f>f[0 0 0 0709 .r8512436] Stack: (0xc6b63e30 to 0xc6b64000) 0000000d r4:0000<000>0[d #7 9.818878] 3e20: f098c000 c5e60000 0000000d c6b63f60 79.148968] [<5[9 c a 2789.829398] 3e40: c6b63e64 c6b63e50 c0c59b18 c1396abc 00000022 c5e60000 c6b63e74 c6b63e68 ] (sys_write) fm[ [ < c7093839916] 3e60: c0c58d24 c0c59afc c6b63e9c c6b63e78 c0c59224 c0c58d04 c0c59104 c4252780 000c0>] (ret_fa_[s y s c79a.850348] 3e80: b6e6f000 0000000d c3023c00 c6b63f60 c6b63ec4 c6b63ea0 c07e27bc c0c59110 l+0x0/0x28) <#0 >[[ 7799..160779] 3ea0: 00000000 c4252780 b6e6f000 c290d000 c6b63f60 c07e2758 c6b63f5c c6b63ec8 59131] Exception< 0s>t[a c k (709.871127] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6b62000 c6a37fa8 to 0xa[3 7 f f709).881645] 3ee0: b6e6f000 00020000 00000004 0000000d 0001fff3 c6b63ee0 00000001 b6e6e000 # [ 79.1661<803>][ 7 f a709:.892076] 3f00: c6b9be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 < 00>0[0 0 0 070.902510] 3f20: 00000000 00000000 c13ac088 6130bba2 c206b700 c4252780 c4252780 c6b62000 d 0000000d 0000<000>0[1 b 67e97913027] 3f40: b6e6f000 00000000 00000000 00000004 c6b63f94 c6b63f60 c059c9b0 c059c304 d000 0000000d 0<000>0[0 0 0 17 9 923459] 3f60: 00000000 00000000 c6b63fac 6130bba2 0000000d 0000000d 7ff00000 00000004 # [ 79.1767<000>][ 7 f c709:. 33890] 3f80: c03002e4 c6b62000 c6b63fa4 c6b63f98 c059ca40 c059c948 00000000 c6b63fa8 0000000d 00000<000>d[ 7 f f7090.944237] 3fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e6f000 0000000d 00000001 00 00000004 0000<000>0[1 b 67e9.954670] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e6f000 00020000 0049fe38 d000 00020000 0<004>2[f e 3 87 9 965189] 3fe0: 00000004 bee187e8 b6f3533b b6eae616 60080030 00000001 00000000 00000000 # [ 79.187131<]0 >7[f e 0 :7 90975613] Backtrace: 0000004 bead17e8 b6f4333b b6eb[ 79.980331] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) 16 # [ 79.19426<90]> [C o d e79.991710] r7:c6b63f60 r6:0000000d r5:c5e60000 r4:f098c000 0c810000 00000000 <000>0[0 0 0 09.999799] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 0 00000000< 0(>e[1 a 0 c8000.d0)10575] r5:c5e60000 r4:00000022 # [ 79.20287<50]> [- - - [8 0.016238] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) nd trace 46807953690fab35 ]---< 0>[ 80.026591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # EXEC_KMALLOC: misn[g ' c0.037450] r9:c6b63f60 r8:c3023c00 r7:0000000d r6:b6e6f000 r5:c4252780 r4:c0c59104 all trace:': [FAIL] not< 0o>k[ 80.047624] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 2 selftests: lkdt [E X E C8_.058138] r9:c07e2758 r8:c6b63f60 r7:c290d000 r6:b6e6f000 r5:c4252780 r4:00000000 KMALLOC.sh # exit=<10 > [# s e80.068222] [] (vfs_write) from [] (ksys_write+0x74/0xec) ftests: lkdtm: EC[_ V M A8L0.077785] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6b62000 r5:c4252780 OC.sh <0>[ 80.087951] r4:c4252780 <0>[ 80.091356] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 80.098760] r9:c6b62000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 80.106776] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 80.114609] Exception stack(0xc6b63fa8 to 0xc6b63ff0) <0>[ 80.119930] 3fa0: 0000000d 0000000d 00000001 b6e6f000 0000000d 00000001 <0>[ 80.128376] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e6f000 00020000 0049fe38 <0>[ 80.136819] 3fe0: 00000004 bee187e8 b6f3533b b6eae616 <0>[ 80.142145] Code: bad PC value <4>[ 80.145563] ---[ end trace 46807953690fab36 ]--- <3>[ 106.154846] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 106.160707] rcu: 0-....: (1 GPs behind) idle=f12/1/0x40000004 softirq=4902/4903 fqs=1300 <4>[ 106.169238] (t=2600 jiffies g=6537 q=98) <4>[ 106.173515] NMI backtrace for cpu 0 <4>[ 106.177274] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 5.10.216-cip46 #1 <4>[ 106.185544] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 106.192337] Backtrace: <4>[ 106.195077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 106.202917] r7:ffffffff r6:60000193 r5:00000000 r4:c1f1ced8 <4>[ 106.208849] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 106.216432] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 106.224533] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 106.232547] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 106.242468] r5:c1e16800 r4:c03115d8 <4>[ 106.246319] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 106.257197] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 106.265212] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 106.275399] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 106.284713] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 106.292807] r4:c1ea9300 <4>[ 106.295616] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 106.304757] r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:b66ff3e1 r6:c1e01d28 r5:c1e00000 <4>[ 106.312850] r4:00000000 <4>[ 106.315658] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 106.324621] r5:00000018 r4:ef786f68 <4>[ 106.328466] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 106.337088] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 106.346145] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 106.354159] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 106.363301] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:b66feeac r6:00000018 r5:60000193 <4>[ 106.371394] r4:ef7869c0 <4>[ 106.374201] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 106.382387] r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 106.390480] r4:00000001 <4>[ 106.393291] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 106.402081] r5:c2971700 r4:c2959400 <4>[ 106.405927] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 106.415328] r9:c1e01d28 r8:c281c400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dab49c <4>[ 106.423343] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 106.431963] r9:c1e01d28 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 106.439975] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 106.447724] Exception stack(0xc1e01d28 to 0xc1e01d70) <4>[ 106.453046] 1d20: c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000 <4>[ 106.461494] 1d40: 00000000 00000001 c281c400 00000082 c1e00000 c1e01de4 c1e01d50 c1e01d78 <4>[ 106.469937] 1d60: c0478294 c0301f18 60000113 ffffffff <4>[ 106.475258] r9:c1e00000 r8:c281c400 r7:c1e01d5c r6:ffffffff r5:60000113 r4:c0301f18 <4>[ 106.483275] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 106.491460] r10:00000012 r9:c1e01e60 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 106.499553] r4:ffffe000 <4>[ 106.502356] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 106.510017] r5:00000000 r4:c1dab49c <4>[ 106.513861] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 106.521959] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 106.530579] r9:c1e01e60 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 106.538591] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 106.546338] Exception stack(0xc1e01e60 to 0xc1e01ea8) <4>[ 106.551657] 1e60: c0ffda3c ffffe000 00000000 c1e00000 00000000 c1e1ebf0 ef78cb78 00000000 <4>[ 106.560104] 1e80: c1e15d98 c206b760 00000012 c1e01eec c1e01e88 c1e01eb0 c0478294 c0ffda40 <4>[ 106.568546] 1ea0: 60000013 ffffffff <4>[ 106.572303] r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60000013 r4:c0ffda40 <4>[ 106.580320] [] (cpuidle_enter_state) from [] (cpuidle_enter+0x68/0x6c) <4>[ 106.588853] r10:c1e1ebf0 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ebf0 <4>[ 106.596948] r4:ef78cb78 <4>[ 106.599754] [] (cpuidle_enter) from [] (do_idle+0x248/0x308) <4>[ 106.607419] r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000 <4>[ 106.613349] [] (do_idle) from [] (cpu_startup_entry+0x28/0x2c) <4>[ 106.621187] r10:c4f8668a r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 106.629281] r4:000000dc <4>[ 106.632093] [] (cpu_startup_entry) from [] (rest_init+0x1c4/0x320) <4>[ 106.640288] [] (rest_init) from [] (arch_call_rest_init+0x18/0x1c) <4>[ 106.648470] r6:c1e00000 r5:00000001 r4:c20a6068 <4>[ 106.653359] [] (arch_call_rest_init) from [] (start_kernel+0x548/0x580) <4>[ 106.661982] [] (start_kernel) from [<00000000>] (0x0) # Segmentation fault # not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # TIMEOUT 45 seconds # selftests: lkdtm: EXEC_RODATA.sh <6>[ 124.818540] lkdtm: Performing direct entry EXEC_RODATA <6>[ 124.823967] lkdtm: attempting ok execution at c0c59a94 <6>[ 124.829445] lkdtm: attempting bad execution at c15ec2bc <1>[ 124.834994] 8<--- cut here --- <1>[ 124.838332] Unable to handle kernel paging request at virtual address c15ec2bc <1>[ 124.845845] pgd = e9c6be08 <1>[ 124.848838] [c15ec2bc] *pgd=1141941e(bad) <0>[ 124.853166] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 124.858678] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 124.891307] CPU: 3 PID: 2073 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 124.899337] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 124.906172] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 124.911518] LR is at execute_location+0xa4/0xb4 <4>[ 124.916334] pc : [] lr : [] psr: 60080013 <4>[ 124.922884] sp : c6c15e38 ip : c6c15d40 fp : c6c15e54 <4>[ 124.928391] r10: 0000000c r9 : c1ad2c94 r8 : c15ec020 <4>[ 124.933899] r7 : c6c15f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 <4>[ 124.940709] r3 : 7d24659e r2 : 7d24659e r1 : ef7c05e0 r0 : 0000002b <4>[ 124.947523] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 124.954944] Control: 10c5387d Table: 16cdc04a DAC: 00000051 <0>[ 124.960978] Process cat (pid: 2073, stack limit = 0x5ee2e54a) <0>[ 124.967012] Stack: (0xc6c15e38 to 0xc6c16000) <0>[ 124.971657] 5e20: 00000023 c4718000 <0>[ 124.980130] 5e40: 0000000c c6c15f60 c6c15e64 c6c15e58 c1396d3c c1396abc c6c15e74 c6c15e68 <0>[ 124.988599] 5e60: c0c58d24 c1396d24 c6c15e9c c6c15e78 c0c59224 c0c58d04 c0c59104 c6b75180 <0>[ 124.997068] 5e80: b6dcc000 0000000c c3023c00 c6c15f60 c6c15ec4 c6c15ea0 c07e27bc c0c59110 <0>[ 125.005539] 5ea0: 00000000 c6b75180 b6dcc000 c290d000 c6c15f60 c07e2758 c6c15f5c c6c15ec8 <0>[ 125.014009] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6c14000 <0>[ 125.022478] 5ee0: b6dcc000 00020000 00000004 0000000c 0001fff4 c6c15ee0 00000001 b6dcb000 <0>[ 125.030945] 5f00: c43608c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 125.039415] 5f20: 00000000 00000000 c13ac088 7d24659e c206b700 c6b75180 c6b75180 c6c14000 <0>[ 125.047883] 5f40: b6dcc000 00000000 00000000 00000004 c6c15f94 c6c15f60 c059c9b0 c059c304 <0>[ 125.056352] 5f60: 00000000 00000000 c6c15fac 7d24659e 0000000c 0000000c 7ff00000 00000004 <0>[ 125.064820] 5f80: c03002e4 c6c14000 c6c15fa4 c6c15f98 c059ca40 c059c948 00000000 c6c15fa8 <0>[ 125.073290] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dcc000 0000000c 00000001 <0>[ 125.081757] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dcc000 00020000 004dfe38 <0>[ 125.090225] 5fe0: 00000004 bebec7e8 b6e9233b b6e0b616 60080030 00000001 00000000 00000000 <0>[ 125.098680] Backtrace: <0>[ 125.101439] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 125.110086] r7:c6c15f60 r6:0000000c r5:c4718000 r4:00000023 <0>[ 125.116050] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 125.124611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 125.132923] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 125.141133] r9:c6c15f60 r8:c3023c00 r7:0000000c r6:b6dcc000 r5:c6b75180 r4:c0c59104 <0>[ 125.149182] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 125.157306] r9:c07e2758 r8:c6c15f60 r7:c290d000 r6:b6dcc000 r5:c6b75180 r4:00000000 <0>[ 125.165347] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 125.172776] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c6c14000 r5:c6b75180 <0>[ 125.180889] r4:c6b75180 <0>[ 125.183719] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 125.191149] r9:c6c14000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 125.199188] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 125.207041] Exception stack(0xc6c15fa8 to 0xc6c15ff0) <0>[ 125.212385] 5fa0: 0000000c 0000000c 00000001 b6dcc000 0000000c 00000001 <0>[ 125.220854] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dcc000 00020000 004dfe38 <0>[ 125.229320] 5fe0: 00000004 bebec7e8 b6e9233b b6e0b616 <0>[ 125.234668] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 125.241057] ---[ end trace 46807953690fab37 ]--- # Segmentation fault # [ 124.818540] lkdtm: Performing direct entry EXEC_RODATA # [ 124.823967] lkdtm: attempting ok execution at c0c59a94 # [ 124.829445] lkdtm: attempting bad execution at c15ec2bc # [ 124.834994] 8<--- cut here --- # [ 124.838332] Unable to handle kernel paging request at virtual address c15ec2bc # [ 124.845845] pgd = e9c6be08 # [ 124.848838] [c15ec2bc] *pgd=1141941e(bad) # [ 124.853166] Internal error: Oops: 8000000d [#7] SMP ARM # [ 124.858678] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 124.891307] CPU: 3 PID: 2073 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 124.899337] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.906172] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 124.911518] LR is at execute_location+0xa4/0xb4 # [ 124.916334] pc : [] lr : [] psr: 60080013 # [ 124.922884] sp : c6c15e38 ip : c6c15d40 fp : c6c15e54 # [ 124.928391] r10: 0000000c r9 : c1ad2c94 r8 : c15ec020 # [ 124.933899] r7 : c6c15f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 # [ 124.940709] r3 : 7d24659e r2 : 7d24659e r1 : ef7c05e0 r0 : 0000002b # [ 124.947523] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.954944] Control: 10c5387d Table: 16cdc04a DAC: 00000051 # [ 124.960978] Process cat (pid: 2073, stack limit = 0x5ee2e54a) # [ 124.967012] Stack: (0xc6c15e38 to 0xc6c16000) # [ 124.971657] 5e20: 00000023 c4718000 # [ 124.980130] 5e40: 0000000c c6c15f60 c6c15e64 c6c15e58 c1396d3c c1396abc c6c15e74 c6c15e68 # [ 124.988599] 5e60: c0c58d24 c1396d24 c6c15e9c c6c15e78 c0c59224 c0c58d04 c0c59104 c6b75180 # [ 124.997068] 5e80: b6dcc000 0000000c c3023c00 c6c15f60 c6c15ec4 c6c15ea0 c07e27bc c0c59110 # [ 125.005539] 5ea0: 00000000 c6b75180 b6dcc000 c290d000 c6c15f60 c07e2758 c6c15f5c c6c15ec8 # [ 125.014009] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6c14000 # [ 125.022478] 5ee0: b6dcc000 00020000 00000004 0000000c 0001fff4 c6c15ee0 00000001 b6dcb000 # [ 125.030945] 5f00: c43608c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.039415] 5f20: 00000000 00000000 c13ac088 7d24659e c206b700 c6b75180 c6b75180 c6c14000 # [ 125.047883] 5f40: b6dcc000 00000000 00000000 00000004 c6c15f94 c6c15f60 c059c9b0 c059c304 # [ 125.056352] 5f60: 00000000 00000000 c6c15fac 7d24659e 0000000c 0000000c 7ff00000 00000004 # [ 125.064820] 5f80: c03002e4 c6c14000 c6c15fa4 c6c15f98 c059ca40 c059c948 00000000 c6c15fa8 # [ 125.073290] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dcc000 0000000c 00000001 # [ 125.081757] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dcc000 00020000 004dfe38 # [ 125.090225] 5fe0: 00000004 bebec7e8 b6e9233b b6e0b616 60080030 00000001 00000000 00000000 # [ 125.098680] Backtrace: # [ 125.101439] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 125.110086] r7:c6c15f60 r6:0000000c r5:c4718000 r4:00000023 # [ 125.116050] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.124611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.132923] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.141133] r9:c6c15f60 r8:c3023c00 r7:0000000c r6:b6dcc000 r5:c6b75180 r4:c0c59104 # [ 125.149182] [] (full_proxy_wri<6>[ 125.684703] lkdtm: Performing direct entry EXEC_USERSPACE te) from [] (vfs_write+<6>[ 125.691095] lkdtm: attempting ok execution at c0c59a94 0x10c/0x53c) # [ 125.157306] r<6>[ 125.699492] lkdtm: attempting bad execution at b6f2e000 9:c07e2758 r8:c6c15f60 r7:c290d00<1>[ 125.707746] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f2e000 <0>[ 125.717964] Internal error: : b [#8] SMP ARM <4>[ 125.722501] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 125.754851] CPU: 0 PID: 2150 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 125.762859] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 125.769657] PC is at 0xb6f2e000 <4>[ 125.773072] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 125.778217] pc : [] lr : [] psr: 60080013 <4>[ 125.784748] sp : c6ae5e48 ip : c6ae5d50 fp : c6ae5e64 <4>[ 125.790238] r10: 0000000f r9 : c1ad2ca0 r8 : c15ec020 <4>[ 125.795729] r7 : c6ae5f60 r6 : 0000000f r5 : c44fa000 r4 : b6f2e000 <4>[ 125.802521] r3 : ba22c1e5 r2 : ba22c1e5 r1 : ef7815e0 r0 : 0000002b <4>[ 125.809315] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 125.816717] Control: 10c5387d Table: 16e7c04a DAC: 00000051 <0>[ 125.822732] Process cat (pid: 2150, stack limit = 0x96d377e2) <0>[ 125.828743] Stack: (0xc6ae5e48 to 0xc6ae6000) <0>[ 125.833370] 5e40: 00000001 00000000 0000000f 00000024 c6ae5e74 c6ae5e68 <0>[ 125.841817] 5e60: c0c58d24 c0c59b30 c6ae5e9c c6ae5e78 c0c59224 c0c58d04 c0c59104 c4252dc0 <0>[ 125.850262] 5e80: b6df3000 0000000f c3023c00 c6ae5f60 c6ae5ec4 c6ae5ea0 c07e27bc c0c59110 <0>[ 125.858712] 5ea0: 00000000 c4252dc0 b6df3000 c290d000 c6ae5f60 c07e2758 c6ae5f5c c6ae5ec8 <0>[ 125.867156] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2d613a4 c059c9b0 c6ae4000 <0>[ 125.875602] 5ee0: b6df3000 00020000 00000004 0000000f 0001fff1 c6ae5ee0 00000001 00000805 <0>[ 125.884046] 5f00: c6c36b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 125.892492] 5f20: 00000000 00000000 c6ae4000 ba22c1e5 b6df2000 c4252dc0 c4252dc0 c6ae4000 <0>[ 125.900937] 5f40: b6df3000 00000000 00000000 00000004 c6ae5f94 c6ae5f60 c059c9b0 c059c304 <0>[ 125.909382] 5f60: 00000000 00000000 c6ae5fac ba22c1e5 0000000f 0000000f 7ff00000 00000004 <0>[ 125.917827] 5f80: c03002e4 c6ae4000 c6ae5fa4 c6ae5f98 c059ca40 c059c948 00000000 c6ae5fa8 <0>[ 125.926273] 5fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6df3000 0000000f 00000001 <0>[ 125.934718] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6df3000 00020000 004cfe38 <0>[ 125.943165] 5fe0: 00000004 be85e7e8 b6eb933b b6e32616 60080030 00000001 00000000 00000000 <0>[ 125.951606] Backtrace: <0>[ 125.954333] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 125.963124] r4:00000024 <0>[ 125.965931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 125.974213] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 125.982401] r9:c6ae5f60 r8:c3023c00 r7:0000000f r6:b6df3000 r5:c4252dc0 r4:c0c59104 <0>[ 125.990419] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 125.998519] r9:c07e2758 r8:c6ae5f60 r7:c290d000 r6:b6df3000 r5:c4252dc0 r4:00000000 <0>[ 126.006532] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 126.013938] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c6ae4000 r5:c4252dc0 <0>[ 126.022033] r4:c4252dc0 <0>[ 126.024838] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 126.032244] r9:c6ae4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 126.040259] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 126.048093] Exception stack(0xc6ae5fa8 to 0xc6ae5ff0) <0>[ 126.053414] 5fa0: 0000000f 0000000f 00000001 b6df3000 0000000f 00000001 <0>[ 126.061861] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6df3000 00020000 004cfe38 <0>[ 126.070305] 5fe0: 00000004 be85e7e8 b6eb933b b6e32616 <0>[ 126.075629] Code: bad PC value <4>[ 126.078955] ---[ end trace 46807953690fab38 ]--- 0 r6:b6dcc000 r5:c6b75180 r4:00000000 # [ 125.165347] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.172776] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c6c14000 r5:c6b75180 # [ 125.180889] r4:c6b75180 # [ 125.183719] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.191149] r9:c6c14000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 125.199188] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.207041] Exception stack(0xc6c15fa8 to 0xc6c15ff0) # [ 125.212385] 5fa0: 0000000c 0000000c 00000001 b6dcc000 0000000c 00000001 # [ 125.220854] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dcc000 00020000 004dfe38 # [ 125.229320] 5fe0: 00000004 bebec7e8 b6e9233b b6e0b616 # [ 125.234668] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 125.241057] ---[ end trace 46807953690fab37 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 125.684703] lkdtm: Performing direct entry EXEC_USERSPACE # [ 125.691095] lkdtm: attempting ok execution at c0c59a94 # [ 125.699492] lkdtm: attempting bad execution at b6f2e000 # [ 125.707746] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f2e000 # [ 125.717964] Internal error: : b [#8] SMP ARM # [ 125.722501] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 125.754851] CPU: 0 PID: 2150 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 125.762859] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.769657] PC is at 0xb6f2e000 # [ 125.773072] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 125.778217] pc : [] lr : [] psr: 60080013 # [ 125.784748] sp : c6ae5e48 ip : c6ae5d50 fp : c6ae5e64 # [ 125.790238] r10: 0000000f r9 : c1ad2ca0 r8 : c15ec020 # [ 125.795729] r7 : c6ae5f60 r6 : 0000000f r5 : c44fa000 r4 : b6f2e000 # [ 125.802521] r3 : ba22c1e5 r2 : ba22c1e5 r1 : ef7815e0 r0 : 0000002b # [ 125.809315] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 125.816717] Control: 10c5387d Table: 16e7c04a DAC: 00000051 # [ 125.822732] Process cat (pid: 2150, stack limit = 0x96d377e2) # [ 125.828743] Stack: (0xc6ae5e48 to 0xc6ae6000) # [ 125.833370] 5e40: 00000001 00000000 0000000f 00000024 c6ae5e74 c6ae5e68 # [ 125.841817] 5e60: c0c58d24 c0c59b30 c6ae5e9c c6ae5e78 c0c59224 c0c58d04 c0c59104 c4252dc0 # [ 125.850262] 5e80: b6df3000 0000000f c3023c00 c6ae5f60 c6ae5ec4 c6ae5ea0 c07e27bc c0c59110 # [ 125.858712] 5ea0: 00000000 c4252dc0 b6df3000 c290d000 c6ae5f60 c07e2758 c6ae5f5c c6ae5ec8 # [ 125.867156] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2d613a4 c059c9b0 c6ae4000 # [ 125.875602] 5ee0: b6df3000 00020000 00000004 0000000f 0001fff1 c6ae5ee0 00000001 00000805 # [ 125.884046] 5f00: c6c36b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.892492] 5f20: 00000000 00000000 c6ae4000 ba22c1e5 b6df2000 c4252dc0 c4252dc0 c6ae4000 # [ 125.900937] 5f40: b6df3000 00000000 00000000 00000004 c6ae5f94 c6ae5f60 c059c9b0 c059c304 # [ 125.909382] 5f60: 00000000 00000000 c6ae5fac ba22c1e5 0000000f 0000000f 7ff00000 00000004 # [ 125.917827] 5f80: c03002e4 c6ae4000 c6ae5fa4 c6ae5f98 c059ca40 c059c948 00000000 c6ae5fa8 # [ 125.926273] 5fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6df3000 0000000f 00000001 # [ 125.934718] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6df3000 00020000 004cfe38 # [ 125.943165] 5fe0: 00000004 be85e7e8 b6eb933b b6e32616 60080030 00000001 00000000 00000000 # [ 125.951606] Backtrace: # [ 125.954333] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.963124] r4:00000024 # [ 125.965931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.974213] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.982401] r9:c6ae5f60 r8:c3023c00 r7:0000000f r6:b6df3000 r5:c4252dc0 r4:c0c59104 # [ 125.990419] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 125.998519] r9:c07e2758 r8:c6ae5f60 r7:c290d000 r6:b6df3000 r5:c4252dc0 r4:00000000 # [ 126.006532] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.013938] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c6ae4000 r5:c4252dc0 # [ 126.022033] r4:c4252dc0 # [ 126.024838] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.032244] r9:c6ae4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:<6>[ 126.528597] lkdtm: Performing direct entry EXEC_NULL 0000000f r4:0000000f #< 6[> [ 1126.534524] lkdtm: attempting ok execution at c0c59a94 26.040259] [] (sys_writ<6>[ 126.542345] lkdtm: attempting bad execution at 00000000 e) from [] (ret_fast_sy<1>[ 126.550782] 8<--- cut here --- scall+0x0/0x28) # [ 126.048093]<1>[ 126.556875] Unable to handle kernel NULL pointer dereference at virtual address 00000000 Exception stack(0xc6ae5fa8 to 0x<1>[ 126.568062] pgd = 351e38e4 c6ae5ff0) # [ 126.053414] 5f[ 126.573859] [00000000] *pgd=00000000 : 0000000f 0000<0>[ 126.580442] Internal error: Oops: 80000005 [#9] SMP ARM 000f 00000001 b6df3000 0000000f 0<4>[ 126.588738] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 0000001 # [ 126.0<641>8[6 1 ]1 6.623740] CPU: 3 PID: 2222 Comm: cat Tainted: G D W 5.10.216-cip46 #1 5fc0: 00000000[0 0 0102060.f33908] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 7ff00000 0000000<44 >0[0 0 01020.642608] PC is at 0x0 01 b6df3000 00020000 0<044>c[f e 126.647488] LR is at execute_location+0xa4/0xb4 8 # [ 126.<047>0[3 0 51]2 65.f654615] pc : [<00000000>] lr : [] psr: 60080013 0: 00000<040>4[ b e18256e.76e683048] sp : c5815e38 ip : c5815d40 fp : c5815e54 b6eb933b [e 3 2162166. 6 7#0269] r10: 0000000a r9 : c1ad2cb0 r8 : c15ec020 [ 12<64.>0[7 5 612296]. 6C7o7d4e8] r7 : c5815f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 : bad PC vu[e 1#2 6[. 6 85839] r3 : db0affa6 r2 : db0affa6 r1 : ef7c05e0 r0 : 0000002b 26.078955] ---[< 4e>n[d t1r2a6c694450] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e 4680795369<04f>a[b 3 81 2]6-.7-3838] Control: 10c5387d Table: 16b1c04a DAC: 00000051 - # EXEC_USERSC[E : 1m2i6s711667] Process cat (pid: 2222, stack limit = 0xcb9b1a2f) sing 'call< 0t>r[a c e1:2'6:. 7[19667] Stack: (0xc5815e38 to 0xc5816000) AIL] not ok 3<50 >s[ e l1f2t6e.s26108] 5e20: 00000025 c470d000 ts: lkdtm: EXEC_UR[S P A1C2E.736455] 5e40: 0000000a c5815f60 c5815e64 c5815e58 c1396d60 c1396abc c5815e74 c5815e68 .sh # exit=1 #< 0s>e[l f t1e2s6t746971] 5e60: c0c58d24 c1396d4c c5815e9c c5815e78 c0c59224 c0c58d04 c0c59104 c42be000 s: lkdtm: EXEC_NU.[s h 1 26.757404] 5e80: b6de6000 0000000a c3023c00 c5815f60 c5815ec4 c5815ea0 c07e27bc c0c59110 <0>[ 126.767921] 5ea0: 00000000 c42be000 b6de6000 c290d000 c5815f60 c07e2758 c5815f5c c5815ec8 <0>[ 126.776369] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c41090e4 c059c9b0 c5814000 <0>[ 126.784816] 5ee0: b6de6000 00020000 00000004 0000000a 0001fff6 c5815ee0 00000001 00000805 <0>[ 126.793262] 5f00: c4360780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 126.801710] 5f20: 00000000 00000000 c5814000 db0affa6 b6de5000 c42be000 c42be000 c5814000 <0>[ 126.810157] 5f40: b6de6000 00000000 00000000 00000004 c5815f94 c5815f60 c059c9b0 c059c304 <0>[ 126.818603] 5f60: 00000000 00000000 c5815fac db0affa6 0000000a 0000000a 7ff00000 00000004 <0>[ 126.827049] 5f80: c03002e4 c5814000 c5815fa4 c5815f98 c059ca40 c059c948 00000000 c5815fa8 <0>[ 126.835495] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de6000 0000000a 00000001 <0>[ 126.843941] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0050fe38 <0>[ 126.852387] 5fe0: 00000004 bedbd7e8 b6eac33b b6e25616 60080030 00000001 00000000 00000000 <0>[ 126.860827] Backtrace: <0>[ 126.863553] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 126.872001] r7:c5815f60 r6:0000000a r5:c470d000 r4:00000025 <0>[ 126.877936] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 126.886298] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 126.894577] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 126.902766] r9:c5815f60 r8:c3023c00 r7:0000000a r6:b6de6000 r5:c42be000 r4:c0c59104 <0>[ 126.910785] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 126.918884] r9:c07e2758 r8:c5815f60 r7:c290d000 r6:b6de6000 r5:c42be000 r4:00000000 <0>[ 126.926897] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 126.934304] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c5814000 r5:c42be000 <0>[ 126.942401] r4:c42be000 <0>[ 126.945209] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 126.952616] r9:c5814000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 126.960634] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 126.968470] Exception stack(0xc5815fa8 to 0xc5815ff0) <0>[ 126.973791] 5fa0: 0000000a 0000000a 00000001 b6de6000 0000000a 00000001 <0>[ 126.982237] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0050fe38 <0>[ 126.990681] 5fe0: 00000004 bedbd7e8 b6eac33b b6e25616 <0>[ 126.996007] Code: bad PC value <4>[ 126.999402] ---[ end trace 46807953690fab39 ]--- # Segmentation fault # [ 126.528597] lkdtm: Performing direct entry EXEC_NULL # [ 126.534524] lkdtm: attempting ok execution at c0c59a94 # [ 126.542345] lkdtm: attempting bad execution at 00000000 # [ 126.550782] 8<--- cut here --- # [ 126.556875] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 126.568062] pgd = 351e38e4 # [ 126.573859] [00000000] *pgd=00000000 # [ 126.580442] Internal error: Oops: 80000005 [#9] SMP ARM # [ 126.588738] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 126.623740] CPU: 3 PID: 2222 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 126.633908] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.642608] PC is at 0x0 # [ 126.647488] LR is at execute_location+0xa4/0xb4 # [ 126.654615] pc : [<00000000>] lr : [] psr: 60080013 # [ 126.663048] sp : c5815e38 ip : c5815d40 fp : c5815e54 # [ 126.670269] r10: 0000000a r9 : c1ad2cb0 r8 : c15ec020 # [ 126.677488] r7 : c5815f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 # [ 126.685839] r3 : db0affa6 r2 : db0affa6 r1 : ef7c05e0 r0 : 0000002b # [ 126.694450] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.703838] Control: 10c5387d Table: 16b1c04a DAC: 00000051 # [ 126.711667] Process cat (pid: 2222, stack limit = 0xcb9b1a2f) # [ 126.719667] Stack: (0xc5815e38 to 0xc5816000) # [ 126.726108] 5e20: 00000025 c470d000 # [ 126.736455] 5e40: 0000000a c5815f60 c5815e64 c5815e58 c1396d60 c1396abc c5815e74 c5815e68 # [ 126.746971] 5e60: c0c58d24 c1396d4c c5815e9c c5815e78 c0c59224 c0c58d04 c0c59104 c42be000 # [ 126.757404] 5e80: b6de6000 0000000a c3023c00 c5815f60 c5815ec4 c5815ea0 c07e27bc c0c59110 # [ 126.767921] 5ea0: 00000000 c42be000 b6de6000 c290d000 c5815f60 c07e2758 c5815f5c c5815ec8 # [ 126.776369] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c41090e4 c059c9b0 c5814000 # [ 126.784816] 5ee0: b6de6000 00020000 00000004 0000000a 0001fff6 c5815ee0 00000001 00000805 # [ 126.793262] 5f00: c4360780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.801710] 5f20: 00000000 00000000 c5814000 db0affa6 b6de5000 c42be000 c42be000 c5814000 # [ 126.810157] 5f40: b6de6000 00000000 00000000 00000004 c5815f94 c5815f60 c059c9b0 c059c304 # [ 126.818603] 5f60: 00000000 00000000 c5815fac db0affa6 0000000a 0000000a 7ff00000 00000004 # [ 126.827049] 5f80: c03002e4 c5814000 c5815fa4 c5815f98 c059ca40 c059c948 00000000 c5815fa8 # [ 126.835495] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de6000 0000000a 00000001 # [ 126.843941] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0050fe38 # [ 126.852387] 5fe0: 00000004 bedbd7e8 b6eac33b b6e25616 60080030 00000001 00000000 00000000 # [ 126.860827] Backtrace: # [ 126.863553] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 126.872001] r7:c5815f60 r6:0000000a r5:c470d000 r4:00000025 # [ 126.877936] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.886298] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.894577] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.902766] r9:c5815f60 r8:c3023c00 r7:0000000a<6>[ 127.438363] lkdtm: Performing direct entry ACCESS_USERSPACE r6:b6de6000 r5:c42be000 r4:c0c59<6>[ 127.447246] lkdtm: attempting bad read at b6f7b000 104 # [ 126.910785] [<1>[ 127.454972] 8<--- cut here --- ] (full_proxy_wri)[ f r1o2m.461084] Unhandled fault: page domain fault (0x01b) at 0xb6f7b000 [] (vfs_write+<01x>1[0 127.469791] pgd = da390e8a c/0x53c) # [ 126.918884] r9:c<1>[ 127.475192] [b6f7b000] *pgd=49507831 7e2758 r8:c5815f60 r7:c290d000 r<0>[ 127.481825] Internal error: : 1b [#10] SMP ARM :b6de6000 r5:c42be000 r4:00000000<4>[ 127.489304] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 126.926897] [4][ 127.524322] CPU: 3 PID: 2299 Comm: cat Tainted: G D W 5.10.216-cip46 #1 (vfs_write) from [>[ 127.534928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (ksys_write+0x74/0xec) # [ 126<4>[ 127.544254] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c .934304] r10:00000004 r9:00<040>[ 127.552600] LR is at __irq_work_queue_local+0x40/0x74 000 r8:00000000 r7<:4b>6[d e 61027.560517] pc : [] lr : [] psr: 60080013 0 r6:c5814000 r5:c4<24b>e[0 01027.569223] sp : c40e1e38 ip : c40e1d40 fp : c40e1e64 # [ 126.942401] :[c 4 21b7.576884] r10: 00000011 r9 : c1ad2cbc r8 : c15ec020 e000 # [ 126.945209<]4 >[[< c 027.584549] r7 : c40e1f60 r6 : 00000051 r5 : c40e0000 r4 : b6f7b000 59c93c>] (ksys_wri)[ f r1o27.593598] r3 : ee9e56ca r2 : ee9e56ca r1 : ef7c05e0 r0 : 00000026 [] (sys_wri+[0 x 127.602565] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 8/0x1c) # [ 126.95<246>1[6 ] 127.612311] Control: 10c5387d Table: 16e7c04a DAC: 00000051 r9:c5814000 r8:c03002e<40 >r[7 : 127.620582] Process cat (pid: 2299, stack limit = 0x82890acb) 0000004 r6:7ff00000 r<50:>0[0 0 027.628939] Stack: (0xc40e1e38 to 0xc40e2000) 000a r4:0000000a # [ <102>6[. 9127.635823] 1e20: 00000022 00000000 60634] [] (sys_write) <0>[ 127.646621] 1e40: 00000000 ee9e56ca c40e1e6c 00000026 c4718000 00000011 c40e1e74 c40e1e68 rom [] (ret_fast_s[ 127.657841] 1e60: c0c58d24 c0c59c04 c40e1e9c c40e1e78 c0c59224 c0c58d04 c0c59104 c4629540 all+0x0/0x28) # [ 126.96847<00][ 127.668890] 1e80: b6e40000 00000011 c3023c00 c40e1f60 c40e1ec4 c40e1ea0 c07e27bc c0c59110 Exception stack(0xc5815fa8 to< 0>[ 127.679940] 1ea0: 00000000 c4629540 b6e40000 c290d000 c40e1f60 c07e2758 c40e1f5c c40e1ec8 xc5815ff0) # [ 126.973791] 5f[ 127.691073] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c40e0000 0: 0000000[ 127.702207] 1ee0: b6e40000 00020000 00000004 00000011 0001ffef c40e1ee0 00000001 b6e3f000 000000a 00000001 b6de6000 00<000>[ 127.713256] 1f00: c4360640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00a 00000001 # [ 126.982237<]0 [ 127.724304] 1f20: 00000000 00000000 c13ac088 ee9e56ca c206b700 c4629540 c4629540 c40e0000 5fc0: 0000000a 0000000a 7ff<000>0 127.735353] 1f40: b6e40000 00000000 00000000 00000004 c40e1f94 c40e1f60 c059c9b0 c059c304 00 00000004 00000001 b6de6000 <00>[ 127.746316] 1f60: 00000000 00000000 c40e1fac ee9e56ca 00000011 00000011 7ff00000 00000004 020000 0050fe38 # [ 126.9906<80>[ 127.757451] 1f80: c03002e4 c40e0000 c40e1fa4 c40e1f98 c059ca40 c059c948 00000000 c40e1fa8 ] 5fe0: 00000004 bedbd7e8 b6ea[ 127.768587] 1fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e40000 00000011 00000001 3b b6e25616 # [ 126.996007] [ 127.779722] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e40000 00020000 0043fe38 de: bad PC value # [ 126.99<904[ 127.790857] 1fe0: 00000004 becc17e8 b6f0633b b6e7f616 60080030 00000001 00000000 00000000 02] ---[ end trace 46807953<609>0 127.801891] Backtrace: fab39 ]--- # EXEC_NULL: missing <0>[ 127.807151] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 'call trace:': [FAIL] not< 0o>k[ 127.818965] r6:00000011 r5:c4718000 r4:00000026 36 selftests: lkdtm: EXEC_NULL.sh<0>[ 127.826376] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # exit=1 # selftests: lkdtm: AC<0>[ 127.837522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) CESS_USERSPACE.sh <0>[ 127.848560] r9:c40e1f60 r8:c3023c00 r7:00000011 r6:b6e40000 r5:c4629540 r4:c0c59104 <0>[ 127.858228] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 127.866351] r9:c07e2758 r8:c40e1f60 r7:c290d000 r6:b6e40000 r5:c4629540 r4:00000000 <0>[ 127.874391] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 127.881820] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c40e0000 r5:c4629540 <0>[ 127.889930] r4:c4629540 <0>[ 127.892761] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 127.900190] r9:c40e0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 127.908232] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 127.916083] Exception stack(0xc40e1fa8 to 0xc40e1ff0) <0>[ 127.921425] 1fa0: 00000011 00000011 00000001 b6e40000 00000011 00000001 <0>[ 127.929895] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e40000 00020000 0043fe38 <0>[ 127.938358] 1fe0: 00000004 becc17e8 b6f0633b b6e7f616 <0>[ 127.943703] Code: e1a01004 e3030be0 e34c01ad eb1cc7d8 (e5943000) <4>[ 127.950093] ---[ end trace 46807953690fab3a ]--- # Segmentation fault # [ 127.438363] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 127.447246] lkdtm: attempting bad read at b6f7b000 # [ 127.454972] 8<--- cut here --- # [ 127.461084] Unhandled fault: page domain fault (0x01b) at 0xb6f7b000 # [ 127.469791] pgd = da390e8a # [ 127.475192] [b6f7b000] *pgd=49507831 # [ 127.481825] Internal error: : 1b [#10] SMP ARM # [ 127.489304] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 127.524322] CPU: 3 PID: 2299 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 127.534928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.544254] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 127.552600] LR is at __irq_work_queue_local+0x40/0x74 # [ 127.560517] pc : [] lr : [] psr: 60080013 # [ 127.569223] sp : c40e1e38 ip : c40e1d40 fp : c40e1e64 # [ 127.576884] r10: 00000011 r9 : c1ad2cbc r8 : c15ec020 # [ 127.584549] r7 : c40e1f60 r6 : 00000051 r5 : c40e0000 r4 : b6f7b000 # [ 127.593598] r3 : ee9e56ca r2 : ee9e56ca r1 : ef7c05e0 r0 : 00000026 # [ 127.602565] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.612311] Control: 10c5387d Table: 16e7c04a DAC: 00000051 # [ 127.620582] Process cat (pid: 2299, stack limit = 0x82890acb) # [ 127.628939] Stack: (0xc40e1e38 to 0xc40e2000) # [ 127.635823] 1e20: 00000022 00000000 # [ 127.646621] 1e40: 00000000 ee9e56ca c40e1e6c 00000026 c4718000 00000011 c40e1e74 c40e1e68 # [ 127.657841] 1e60: c0c58d24 c0c59c04 c40e1e9c c40e1e78 c0c59224 c0c58d04 c0c59104 c4629540 # [ 127.668890] 1e80: b6e40000 00000011 c3023c00 c40e1f60 c40e1ec4 c40e1ea0 c07e27bc c0c59110 # [ 127.679940] 1ea0: 00000000 c4629540 b6e40000 c290d000 c40e1f60 c07e2758 c40e1f5c c40e1ec8 # [ 127.691073] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c40e0000 # [ 127.702207] 1ee0: b6e40000 00020000 00000004 00000011 0001ffef c40e1ee0 00000001 b6e3f000 # [ 127.713256] 1f00: c4360640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.724304] 1f20: 00000000 00000000 c13ac088 ee9e56ca c206b700 c4629540 c4629540 c40e0000 # [ 127.735353] 1f40: b6e40000 00000000 00000000 00000004 c40e1f94 c40e1f60 c059c9b0 c059c304 # [ 127.746316] 1f60: 00000000 00000000 c40e1fac ee9e56ca 00000011 00000011 7ff00000 00000004 # [ 127.757451] 1f80: c03002e4 c40e0000 c40e1fa4 c40e1f98 c059ca40 c059c948 00000000 c40e1fa8 # [ 127.768587] 1fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e40000 00000011 00000001 # [ 127.779722] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e40000 00020000 0043fe38 # [ 127.790857] 1fe0: 00000004 becc17e8 b6f0633b b6e7f616 60080030 00000001 00000000 00000000 # [ 127.801891] Backtrace: # [ 127.807151] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.818965] r6:00000011 r5:c4718000 r4:00000026 # [ 127.826376] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.837522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.848560] r9:c40e1f60 r8:c3023c00 r7:00000011 r6:b6e40000 r5:c4629540 r4:c0c59104 # [ 127.858228] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 127.866351] r9:c07e2758 r8:c40e1f60 r7:c290d000 r6:b6e40000 r5:c4629540 r4:00000000 # [ 127.874391] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.881820] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c40e0000 r5:c4629540 # [ 127.889930] r4:c4629540 # [ 127<6>[ 128.414712] lkdtm: Performing direct entry ACCESS_NULL .892761] [] (ksys_write<6>[ 128.421847] lkdtm: attempting bad read at 00000000 ) from [] (sys_write+0x<1>[ 128.429888] 8<--- cut here --- 18/0x1c) # [ 127.900190] r9:c4<1>[ 128.435962] Unable to handle kernel NULL pointer dereference at virtual address 00000000 0e0000 r8:c03002e4 r7:00000004 r6<1>[ 128.447145] pgd = da390e8a :7ff00000 r5:00000011 r4:0000001<1>[ 128.452930] [00000000] *pgd=00000000 # [ 127.908232] [] (<0>[ 128.459585] Internal error: Oops: 5 [#11] SMP ARM sys_write) from [] (ret<4>[ 128.467378] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 _fast_syscall+0x0/0x<248>)[ #128.502385] CPU: 2 PID: 2375 Comm: cat Tainted: G D W 5.10.216-cip46 #1 [ 127.91608<34]> [E x c1e28p.t5i2640] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) on stack(0xc40e1fa8 to <04x>c[4 0128.521257] PC is at lkdtm_ACCESS_NULL+0x28/0x68 e1ff0) # [ 127.9<241>4[2 5 ]1 28.528475] LR is at __irq_work_queue_local+0x40/0x74 fa0: < 4 > [ 1 2 8 . 5 35949] pc : [] lr : [] psr: 60080013 00000011 <040>0[0 0 011281. 5040297] sp : c6b5fe50 ip : c6b5fd58 fp : c6b5fe64 000001 b60[0 0 01 2080.05050517] r10: 0000000c r9 : c1ad2cd0 r8 : c15ec020 011 0000<040>0[1 1#2 8[. 5 518737] r7 : c6b5ff60 r6 : 0000000c r5 : c5e6d000 r4 : 00000000 7.929895] 10[: 010280.05067260] r3 : c98f8dac r2 : c98f8dac r1 : ef7ab5e0 r0 : 00000026 11 00000011 7f0[0 0 01 2080.575871] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00004 000000<041> [b 6 e142080.0585260] Control: 10c5387d Table: 16e7c04a DAC: 00000051 00020000 0043fe3<80 > [# [1 2 .593176] Process cat (pid: 2375, stack limit = 0xd3d48dcd) 127.938358]< 01>f[e 0 :1 2080.6001260] Stack: (0xc6b5fe50 to 0xc6b60000) 0004 becc17e8 b66[3 3 b1 2b8.607703] fe40: 00000027 c5e6d000 c6b5fe74 c6b5fe68 e7f616 # [ 127.94<307>0[3 ] 1C8.618224] fe60: c0c58d24 c1396d70 c6b5fe9c c6b5fe78 c0c59224 c0c58d04 c0c59104 c47f6500 ode: e1a01004 e<300>3[0 b e102 8e628828] fe80: b6e3f000 0000000c c3023c00 c6b5ff60 c6b5fec4 c6b5fea0 c07e27bc c0c59110 34c01ad eb1cc7d8 <(0e>[5 9 413208.639260] fea0: 00000000 c47f6500 b6e3f000 c290d000 c6b5ff60 c07e2758 c6b5ff5c c6b5fec8 0) # [ 127.950<009>3[] -1-2-.649780] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6b5e000 [ end trace 4<608>0[7 9 5132689.060297] fee0: b6e3f000 00020000 00000004 0000000c 0001fff4 c6b5fee0 00000001 b6e3e000 fab3a ]--- # C[E S S1_2U8S.670643] ff00: c6b9b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 RSPACE: missing <'0c>[a l l1 2t8r681075] ff20: 00000000 00000000 c13ac088 c98f8dac c206b700 c47f6500 c47f6500 c6b5e000 ace:': [FAIL]< 0 >n[o t 1o2k8 .391506] ff40: b6e3f000 00000000 00000000 00000004 c6b5ff94 c6b5ff60 c059c9b0 c059c304 7 selftests: lkd:[ A C1C2E8.701853] ff60: 00000000 00000000 c6b5ffac c98f8dac 0000000c 0000000c 7ff00000 00000004 S_USERSPACE.s#[ e x1i2t8=.112371] ff80: c03002e4 c6b5e000 c6b5ffa4 c6b5ff98 c059ca40 c059c948 00000000 c6b5ffa8 # selftest [l k d1t2m8:. 722715] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e3f000 0000000c 00000001 CCESS_NULL.sh <0>[ 128.733062] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e3f000 00020000 004cfe38 <0>[ 128.742799] ffe0: 00000004 beddc7e8 b6f0533b b6e7e616 60080030 00000001 00000000 00000000 <0>[ 128.751239] Backtrace: <0>[ 128.753970] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 128.762501] r5:c5e6d000 r4:00000027 <0>[ 128.766351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 128.774631] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 128.782818] r9:c6b5ff60 r8:c3023c00 r7:0000000c r6:b6e3f000 r5:c47f6500 r4:c0c59104 <0>[ 128.790836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 128.798936] r9:c07e2758 r8:c6b5ff60 r7:c290d000 r6:b6e3f000 r5:c47f6500 r4:00000000 <0>[ 128.806949] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 128.814355] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c6b5e000 r5:c47f6500 <0>[ 128.822448] r4:c47f6500 <0>[ 128.825254] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 128.832658] r9:c6b5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 128.840675] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 128.848509] Exception stack(0xc6b5ffa8 to 0xc6b5fff0) <0>[ 128.853829] ffa0: 0000000c 0000000c 00000001 b6e3f000 0000000c 00000001 <0>[ 128.862274] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e3f000 00020000 004cfe38 <0>[ 128.870717] ffe0: 00000004 beddc7e8 b6f0533b b6e7e616 <0>[ 128.876041] Code: e3030be0 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 128.882476] ---[ end trace 46807953690fab3b ]--- # Segmentation fault # [ 128.414712] lkdtm: Performing direct entry ACCESS_NULL # [ 128.421847] lkdtm: attempting bad read at 00000000 # [ 128.429888] 8<--- cut here --- # [ 128.435962] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 128.447145] pgd = da390e8a # [ 128.452930] [00000000] *pgd=00000000 # [ 128.459585] Internal error: Oops: 5 [#11] SMP ARM # [ 128.467378] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 128.502385] CPU: 2 PID: 2375 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 128.512640] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.521257] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 128.528475] LR is at __irq_work_queue_local+0x40/0x74 # [ 128.535949] pc : [] lr : [] psr: 60080013 # [ 128.544297] sp : c6b5fe50 ip : c6b5fd58 fp : c6b5fe64 # [ 128.551517] r10: 0000000c r9 : c1ad2cd0 r8 : c15ec020 # [ 128.558737] r7 : c6b5ff60 r6 : 0000000c r5 : c5e6d000 r4 : 00000000 # [ 128.567260] r3 : c98f8dac r2 : c98f8dac r1 : ef7ab5e0 r0 : 00000026 # [ 128.575871] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.585260] Control: 10c5387d Table: 16e7c04a DAC: 00000051 # [ 128.593176] Process cat (pid: 2375, stack limit = 0xd3d48dcd) # [ 128.601260] Stack: (0xc6b5fe50 to 0xc6b60000) # [ 128.607703] fe40: 00000027 c5e6d000 c6b5fe74 c6b5fe68 # [ 128.618224] fe60: c0c58d24 c1396d70 c6b5fe9c c6b5fe78 c0c59224 c0c58d04 c0c59104 c47f6500 # [ 128.628828] fe80: b6e3f000 0000000c c3023c00 c6b5ff60 c6b5fec4 c6b5fea0 c07e27bc c0c59110 # [ 128.639260] fea0: 00000000 c47f6500 b6e3f000 c290d000 c6b5ff60 c07e2758 c6b5ff5c c6b5fec8 # [ 128.649780] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6b5e000 # [ 128.660297] fee0: b6e3f000 00020000 00000004 0000000c 0001fff4 c6b5fee0 00000001 b6e3e000 # [ 128.670643] ff00: c6b9b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.681075] ff20: 00000000 00000000 c13ac088 c98f8dac c206b700 c47f6500 c47f6500 c6b5e000 # [ 128.691506] ff40: b6e3f000 00000000 00000000 00000004 c6b5ff94 c6b5ff60 c059c9b0 c059c304 # [ 128.701853] ff60: 00000000 00000000 c6b5ffac c98f8dac 0000000c 0000000c 7ff00000 00000004 # [ 128.712371] ff80: c03002e4 c6b5e000 c6b5ffa4 c6b5ff98 c059ca40 c059c948 00000000 c6b5ffa8 # [ 128.722715] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e3f000 0000000c 00000001 # [ 128.733062] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e3f000 00020000 004cfe38 # [ 128.742799] ffe0: 00000004 beddc7e8 b6f0533b b6e7e616 60080030 00000001 00000000 00000000 # [ 128.751239] Backtrace: # [ 128.753970] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.762501] r5:c5e6d000 r4:00000027 # [ 128.766351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.774631] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.782818] r9:c6b5ff60 r8:c3023c00 r7:0000000c r6:b6e3f000 r5:c47f6500 r4:c0c59104 # [ 128.790836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 128.798936] r9:c07e2758 r8:c6b5ff60 r7:c290d000 r6:b6e3f000 r5:c47f6500 r4:00000000 # [ 128.806949] [] (vfs_write) from [] (ksys_write+0x<6>[ 129.346813] lkdtm: Performing direct entry WRITE_RO 74/0xec) # [ <162>8[. 8 1142395352241] lkdtm: attempting bad rodata write at c15ec2b8 5] r10:00000004 r9:00000000 r8:0<1>[ 129.360156] 8<--- cut here --- 0000000 r7:b6e3f000 r6<:1c>6[b 5 129.366172] Unable to handle kernel paging request at virtual address c15ec2b8 000 r5:c47f6500 # [< 1 >1[2 8 .129.375994] pgd = 71215ab6 22448] r4:c47f6500 # [ 128.825<1>[ 129.381214] [c15ec2b8] *pgd=1141941e(bad) 254] [] (ksys_wre[ 129.388348] Internal error: Oops: 80d [#12] SMP ARM from [] (sys_write+0x1<4>[ 129.395996] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 8/0x1c) # [ 128.832658] r9:[ 129.430998] CPU: 3 PID: 2450 Comm: cat Tainted: G D W 5.10.216-cip46 #1 b5e000 r8:c03002e4< 4r>7[: 0 01029.441681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0004 r6:7ff00000 r5:0000000c r4:04>[ 129.450646] PC is at lkdtm_WRITE_RO+0x44/0x50 000000c # [ 128.840675]< 4[><[c 129.458030] LR is at __irq_work_queue_local+0x40/0x74 059ca28>] (sys_wri[) f1r2o.465763] pc : [] lr : [] psr: 60080013 m [] (ret<_4f>a[s t _1s9.474370] sp : c6a37e50 ip : c6a37d58 fp : c6a37e64 yscall+0x0/0x28) < 4#> [[ 1122.482019] r10: 00000009 r9 : c1ad2cdc r8 : c15ec020 8.848509] Excei[o n 1s2t9a.489584] r7 : c6a37f60 r6 : 00000009 r5 : c470d000 r4 : c15ec2b8 k(0xc6b5ffa8 to 0xc6f[f f 0129.498367] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad3ae0 # [ 128.853829] [a 0 :1 29.507408] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000<040>0[0 c 129.516969] Control: 10c5387d Table: 1478404a DAC: 00000051 000000c 00000001 b6e<30f>0[0 0 129.525228] Process cat (pid: 2450, stack limit = 0x1509bce1) 000000c 00000001 <#0 >[[ 11229.533487] Stack: (0xc6a37e50 to 0xc6a38000) .862274] ffc0: 0000000c <000>0[0 129.540276] 7e40: 00000028 c470d000 c6a37e74 c6a37e68 00c 7ff00000 00000004 000<000>0[0 129.551138] 7e60: c0c58d24 c1396b70 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c43977c0 1 b6e3f000 00020000 004cfe<308> [ 129.562002] 7e80: b6e76000 00000009 c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 # [ 128.870717] ffe0: 0<000>0[0 129.572952] 7ea0: 00000000 c43977c0 b6e76000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 04 beddc7e8 b6f0533b b6e71[6 129.583815] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 # [ 128.876041] Code:< 0e>3[0 129.594678] 7ee0: b6e76000 00020000 00000004 00000009 0001fff7 c6a37ee0 00000001 b6e75000 0be0 e34c01ad e1a01004 f[f d129.605538] 7f00: c6b9b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 3b8 (e5945000) # [ 12<80.>8[8 129.616316] 7f20: 00000000 00000000 c13ac088 3b946064 c206b700 c43977c0 c43977c0 c6a36000 476] ---[ end trace 468<007>9[5 3129.627179] 7f40: b6e76000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 690fab3b ]--- # ACCESS_L[L 129.637956] 7f60: 00000000 00000000 c6a37fac 3b946064 00000009 00000009 7ff00000 00000004 missing 'call trace:':< 0[>F[A I129.648818] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 L] not ok 38 selftes:[ l k29.659594] 7fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e76000 00000009 00000001 dtm: ACCESS_NULL.sh # et[= 1129.670286] 7fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e76000 00020000 004efe38 # selftests: lkdtm: WRI_[R 129.681063] 7fe0: 00000004 bec097e8 b6f3c33b b6eb5616 60080030 00000001 00000000 00000000 O.sh <0>[ 129.691918] Backtrace: <0>[ 129.695158] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 129.703435] r5:c470d000 r4:00000028 <0>[ 129.707287] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 129.715573] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 129.723765] r9:c6a37f60 r8:c3023c00 r7:00000009 r6:b6e76000 r5:c43977c0 r4:c0c59104 <0>[ 129.731790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 129.739894] r9:c07e2758 r8:c6a37f60 r7:c290d000 r6:b6e76000 r5:c43977c0 r4:00000000 <0>[ 129.747911] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 129.755320] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c6a36000 r5:c43977c0 <0>[ 129.763418] r4:c43977c0 <0>[ 129.766227] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 129.773636] r9:c6a36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 129.781656] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 129.789494] Exception stack(0xc6a37fa8 to 0xc6a37ff0) <0>[ 129.794818] 7fa0: 00000009 00000009 00000001 b6e76000 00000009 00000001 <0>[ 129.803267] 7fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e76000 00020000 004efe38 <0>[ 129.811714] 7fe0: 00000004 bec097e8 b6f3c33b b6eb5616 <0>[ 129.817040] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) <4>[ 129.823409] ---[ end trace 46807953690fab3c ]--- # Segmentation fault # [ 129.346813] lkdtm: Performing direct entry WRITE_RO # [ 129.352241] lkdtm: attempting bad rodata write at c15ec2b8 # [ 129.360156] 8<--- cut here --- # [ 129.366172] Unable to handle kernel paging request at virtual address c15ec2b8 # [ 129.375994] pgd = 71215ab6 # [ 129.381214] [c15ec2b8] *pgd=1141941e(bad) # [ 129.388348] Internal error: Oops: 80d [#12] SMP ARM # [ 129.395996] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 129.430998] CPU: 3 PID: 2450 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 129.441681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.450646] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 129.458030] LR is at __irq_work_queue_local+0x40/0x74 # [ 129.465763] pc : [] lr : [] psr: 60080013 # [ 129.474370] sp : c6a37e50 ip : c6a37d58 fp : c6a37e64 # [ 129.482019] r10: 00000009 r9 : c1ad2cdc r8 : c15ec020 # [ 129.489584] r7 : c6a37f60 r6 : 00000009 r5 : c470d000 r4 : c15ec2b8 # [ 129.498367] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad3ae0 # [ 129.507408] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.516969] Control: 10c5387d Table: 1478404a DAC: 00000051 # [ 129.525228] Process cat (pid: 2450, stack limit = 0x1509bce1) # [ 129.533487] Stack: (0xc6a37e50 to 0xc6a38000) # [ 129.540276] 7e40: 00000028 c470d000 c6a37e74 c6a37e68 # [ 129.551138] 7e60: c0c58d24 c1396b70 c6a37e9c c6a37e78 c0c59224 c0c58d04 c0c59104 c43977c0 # [ 129.562002] 7e80: b6e76000 00000009 c3023c00 c6a37f60 c6a37ec4 c6a37ea0 c07e27bc c0c59110 # [ 129.572952] 7ea0: 00000000 c43977c0 b6e76000 c290d000 c6a37f60 c07e2758 c6a37f5c c6a37ec8 # [ 129.583815] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6a36000 # [ 129.594678] 7ee0: b6e76000 00020000 00000004 00000009 0001fff7 c6a37ee0 00000001 b6e75000 # [ 129.605538] 7f00: c6b9b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.616316] 7f20: 00000000 00000000 c13ac088 3b946064 c206b700 c43977c0 c43977c0 c6a36000 # [ 129.627179] 7f40: b6e76000 00000000 00000000 00000004 c6a37f94 c6a37f60 c059c9b0 c059c304 # [ 129.637956] 7f60: 00000000 00000000 c6a37fac 3b946064 00000009 00000009 7ff00000 00000004 # [ 129.648818] 7f80: c03002e4 c6a36000 c6a37fa4 c6a37f98 c059ca40 c059c948 00000000 c6a37fa8 # [ 129.659594] 7fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e76000 00000009 00000001 # [ 129.670286] 7fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e76000 00020000 004efe38 # [ 129.681063] 7fe0: 00000004 bec097e8 b6f3c33b b6eb5616 60080030 00000001 00000000 00000000 # [ 129.691918] Backtrace: # [ 129.695158] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.703435] r5:c470d000 r4:00000028 # [ 129.707287] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.715573] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.723765] r9:c6a37f60 r8:c3023c00 r7:00000009 r6:b6e76000 r5:c43977c0 r4:c0c59104 # [ 129.731790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 129.739894] r9:c07e2758 r8:c6a37f60 r7:c290d000 r6:b6e76000 r5:c43977c0 r4:00000000 # [ 129.747911] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.755320] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c6a36000 r5:c43977c0 # [ 129.<6>[ 130.277676] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 763418] r4:c43977c0 # [ 129.76<6>[ 130.286809] lkdtm: attempting bad ro_after_init write at c1b84c74 6227] [] (ksys_write) f<1>[ 130.295915] 8<--- cut here --- rom [] <(1s>y[s _ w1r3i.302022] Unable to handle kernel paging request at virtual address c1b84c74 te+0x18/0x1c) # [ 129<.17>7[3 6130.311598] pgd = e9c13118 36] r9:c6a36000 r8:c03002e4 r7:0<1>[ 130.316915] [c1b84c74] *pgd=11a1941e(bad) 0000004 r6:7ff00000 r5:0000000<90>[ 130.324066] Internal error: Oops: 80d [#13] SMP ARM r4:00000009 # [ 129.781656] [[ 130.331894] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 059ca28>] (sys_write) from [[ 130.366916] CPU: 3 PID: 2525 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00c0>] (ret_fast_syscl[+ 0 x30.377778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0/0x28) # [ 129.789494] Excepti<4>[ 130.386844] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 on stack(0xc6a37fa8 to 0xc6a3<74f[ 130.395281] LR is at __irq_work_queue_local+0x40/0x74 f0) # [ 129.794818]< 47>f[a 0 :30.403197] pc : [] lr : [] psr: 60080013 < 4 >0[0 0 01030.411984] sp : c6d6be50 ip : c6d6bd58 fp : c6d6be64 09 00000009 000<40>0[0 0 11 3b06.419558] r10: 00000014 r9 : c1ad2ce8 r8 : c15ec020 76000 00000009 000<040>0[0 1 1 3 .427050] r7 : c6d6bf60 r6 : 00000014 r5 : c4124000 r4 : c1b84c74 # [ 129.803267] 7fc<04:> [0 0 0130.435928] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad3ae0 0009 00000009 7ff00000 <040>0[0 0130.444983] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 004 00000001 b6e76000 00<042>0[0 130.454729] Control: 10c5387d Table: 16e4404a DAC: 00000051 0 004efe38 # [ 129.81<107>1[4 ]130.463171] Process cat (pid: 2525, stack limit = 0x01deeee2) 7fe0: 00000004 be9[7 e 81 30.471525] Stack: (0xc6d6be50 to 0xc6d6c000) 6f3c33b b6eb5616 # [ 129.8170<4>[ 130.478329] be40: 00000029 c4124000 c6d6be74 c6d6be68 0] Code: e34a3bcd e3030ae0 e34[ 130.489464] be60: c0c58d24 c1396bc0 c6d6be9c c6d6be78 c0c59224 c0c58d04 c0c59104 c4629cc0 1ad e0233002 (e5843000) # [ <1>[ 130.500599] be80: b6e52000 00000014 c3023c00 c6d6bf60 c6d6bec4 c6d6bea0 c07e27bc c0c59110 29.823409] ---[ end trace 4680<70>[ 130.511733] bea0: 00000000 c4629cc0 b6e52000 c290d000 c6d6bf60 c07e2758 c6d6bf5c c6d6bec8 53690fab3c ]--- # WRITE_RO: m[ 130.522869] bec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6d6a000 sing 'call trace:': [FAIL] n[ 130.545050] bf00: c47f63c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 RO.sh # exit=1 # selftests: lk[ 130.556098] bf20: 00000000 00000000 c13ac088 44118d34 c206b700 c4629cc0 c4629cc0 c6d6a000 tm: WRITE_RO_AFTER_INIT.sh <0>[ 130.567234] bf40: b6e52000 00000000 00000000 00000004 c6d6bf94 c6d6bf60 c059c9b0 c059c304 <0>[ 130.578106] bf60: 00000000 00000000 c6d6bfac 44118d34 00000014 00000014 7ff00000 00000004 <0>[ 130.586576] bf80: c03002e4 c6d6a000 c6d6bfa4 c6d6bf98 c059ca40 c059c948 00000000 c6d6bfa8 <0>[ 130.595046] bfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e52000 00000014 00000001 <0>[ 130.603515] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e52000 00020000 0048fe38 <0>[ 130.611983] bfe0: 00000004 be8f67e8 b6f1833b b6e91616 60080030 00000001 00000000 00000000 <0>[ 130.620440] Backtrace: <0>[ 130.623206] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 130.632458] r5:c4124000 r4:00000029 <0>[ 130.636334] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 130.644648] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 130.652862] r9:c6d6bf60 r8:c3023c00 r7:00000014 r6:b6e52000 r5:c4629cc0 r4:c0c59104 <0>[ 130.660910] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 130.669034] r9:c07e2758 r8:c6d6bf60 r7:c290d000 r6:b6e52000 r5:c4629cc0 r4:00000000 <0>[ 130.677077] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 130.684504] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6d6a000 r5:c4629cc0 <0>[ 130.692616] r4:c4629cc0 <0>[ 130.695446] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 130.702877] r9:c6d6a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 130.710917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 130.718771] Exception stack(0xc6d6bfa8 to 0xc6d6bff0) <0>[ 130.724117] bfa0: 00000014 00000014 00000001 b6e52000 00000014 00000001 <0>[ 130.732587] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e52000 00020000 0048fe38 <0>[ 130.741050] bfe0: 00000004 be8f67e8 b6f1833b b6e91616 <0>[ 130.746396] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) <4>[ 130.752786] ---[ end trace 46807953690fab3d ]--- # Segmentation fault # [ 130.277676] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 130.286809] lkdtm: attempting bad ro_after_init write at c1b84c74 # [ 130.295915] 8<--- cut here --- # [ 130.302022] Unable to handle kernel paging request at virtual address c1b84c74 # [ 130.311598] pgd = e9c13118 # [ 130.316915] [c1b84c74] *pgd=11a1941e(bad) # [ 130.324066] Internal error: Oops: 80d [#13] SMP ARM # [ 130.331894] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 130.366916] CPU: 3 PID: 2525 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 130.377778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.386844] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 130.395281] LR is at __irq_work_queue_local+0x40/0x74 # [ 130.403197] pc : [] lr : [] psr: 60080013 # [ 130.411984] sp : c6d6be50 ip : c6d6bd58 fp : c6d6be64 # [ 130.419558] r10: 00000014 r9 : c1ad2ce8 r8 : c15ec020 # [ 130.427050] r7 : c6d6bf60 r6 : 00000014 r5 : c4124000 r4 : c1b84c74 # [ 130.435928] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad3ae0 # [ 130.444983] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.454729] Control: 10c5387d Table: 16e4404a DAC: 00000051 # [ 130.463171] Process cat (pid: 2525, stack limit = 0x01deeee2) # [ 130.471525] Stack: (0xc6d6be50 to 0xc6d6c000) # [ 130.478329] be40: 00000029 c4124000 c6d6be74 c6d6be68 # [ 130.489464] be60: c0c58d24 c1396bc0 c6d6be9c c6d6be78 c0c59224 c0c58d04 c0c59104 c4629cc0 # [ 130.500599] be80: b6e52000 00000014 c3023c00 c6d6bf60 c6d6bec4 c6d6bea0 c07e27bc c0c59110 # [ 130.511733] bea0: 00000000 c4629cc0 b6e52000 c290d000 c6d6bf60 c07e2758 c6d6bf5c c6d6bec8 # [ 130.522869] bec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6d6a000 # [ 130.534002] bee0: b6e52000 00020000 00000004 00000014 0001ffec c6d6bee0 00000001 b6e51000 # [ 130.545050] bf00: c47f63c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.556098] bf20: 00000000 00000000 c13ac088 44118d34 c206b700 c4629cc0 c4629cc0 c6d6a000 # [ 130.567234] bf40: b6e52000 00000000 00000000 00000004 c6d6bf94 c6d6bf60 c059c9b0 c059c304 # [ 130.578106] bf60: 00000000 00000000 c6d6bfac 44118d34 00000014 00000014 7ff00000 00000004 # [ 130.586576] bf80: c03002e4 c6d6a000 c6d6bfa4 c6d6bf98 c059ca40 c059c948 00000000 c6d6bfa8 # [ 130.595046] bfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e52000 00000014 00000001 # [ 130.603515] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e52000 00020000 0048fe38 # [ 130.611983] bfe0: 00000004 be8f67e8 b6f1833b b6e91616 60080030 00000001 00000000 00000000 # [ 130.620440] Backtrace: # [ 130.623206] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.632458] r5:c4124000 r4:00000029 # [ 130.636334] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.644648] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.652862] r9:c6d6bf60 r8:c3023c00 r7:00000014 r6:b6e52000 r5:c4629cc0 r4:c0c59104 # [ 130.660910] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 130.669034] r9:c07e2758 r8:c6d6bf60 r7:c290d000 r6:b6e52000 r5:c4629cc0 r4:00000000 # [ 130.677077] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.684504] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6d6a000 r5:c4629cc0 # [ 130.692616] r4:c4629cc0 # [ 130.695446] [] (ksys_write) f<6>[ 131.192360] lkdtm: Performing direct entry WRITE_KERN rom [] (sys_write+0x18/<6>[ 131.198830] lkdtm: attempting bad 7589880 byte write at c1396a8c 0x1c) # [ 130.702877] r9:c6d6a<1>[ 131.207972] 8<--- cut here --- 000 r8:c03002e4 r7:00000<010>4[ 131.214099] Unable to handle kernel paging request at virtual address c1396a8c 6:7ff00000 r5:0<010>0[0 0 11341 .224007] pgd = 65f792b1 4:00000014 # [ 130.710917] [[ 131.228971] [c1396a8c] *pgd=1121940e(bad) 59ca28>] (sys_write) fr [[ <131.236026] Internal error: Oops: 80d [#14] SMP ARM c03000c0>] (ret_fast_syscall+0x0/<4>[ 131.243504] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 0x28) # [ 130.718771] c[e 131.278508] CPU: 3 PID: 2600 Comm: cat Tainted: G D W 5.10.216-cip46 #1 tion stack(06[d 6 b1f3a18. 288936] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) o 0xc6d6bff0) # [ 130.7241<147>[ 131.297643] PC is at memcpy+0x50/0x330 bfa0: < 4 > [ 1 3 .304248] LR is at 0xe92dd830 00000014 00000<041>4[ 0 103010.009731] pc : [] lr : [] psr: 20080013 001 b6e52000< 40>0[0 0 0103114. 318166] sp : c6c15e2c ip : e1a0c00d fp : c6c15e64 0000001 # <[4 > [1 3 01.3713.2355562] r10: 0000000b r9 : c1ad2cfc r8 : e89da800 87] bfc0: 0000<04>0[1 4 103010.032870] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 0014 7ff000<040> [0 0 0103010.0341565] r3 : e1a0c00d r2 : 0073cf58 r1 : c0c59ab4 r0 : c1396a8c 00000001 b6e52<040>0[ 0 0103210350178] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000 0048fe38< 4 >#[ [ 1 3113.0359569] Control: 10c5387d Table: 16a0c04a DAC: 00000051 741050] bfe0: <000>0[0 0 103014. 67485] Process cat (pid: 2600, stack limit = 0x5ee2e54a) be8f67e8 b6f1<803>3[b b163e19.175401] Stack: (0xc6c15e2c to 0xc6c16000) 616 # [ 130.746396] Ce[: 131.381933] 5e20: c0c59a94 0073cff8 c6c15f60 c15ec020 c1396a8c e34a3bcd e3030ae0 e341[a d 31.392713] 5e40: c1396a8c c1396c70 0000002a c4124000 0000000b c6c15f60 c6c15e74 c6c15e68 e0233002 (e5843000)< 0 > [# [1 1.403405] 5e60: c0c58d24 c1396c30 c6c15e9c c6c15e78 c0c59224 c0c58d04 c0c59104 c4396780 130.752786] ---[ ent[r a c131.414011] 5e80: b6e53000 0000000b c3023c00 c6c15f60 c6c15ec4 c6c15ea0 c07e27bc c0c59110 46807953690fab3d ]---< 0 >#[ W 131.424706] 5ea0: 00000000 c4396780 b6e53000 c290d000 c6c15f60 c07e2758 c6c15f5c c6c15ec8 ITE_RO_AFTER_INIT:< 0m>i[s s i1n31.435485] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6c14000 'call trace:': [FL[] 1n31.446092] 5ee0: b6e53000 00020000 00000004 0000000b 0001fff5 c6c15ee0 00000001 b6e52000 t ok 40 selftests:< 0l>k[d t m1:31.456699] 5f00: c42537c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 WRITE_RO_AFTER_INIs[h #1 31.467307] 5f20: 00000000 00000000 c13ac088 767644be c206b700 c4396780 c4396780 c6c14000 xit=1 # selftests:< 0l>k[d t m1:1.477913] 5f40: b6e53000 00000000 00000000 00000004 c6c15f94 c6c15f60 c059c9b0 c059c304 WRITE_KERN.sh <0>[ 131.488520] 5f60: 00000000 00000000 c6c15fac 767644be 0000000b 0000000b 7ff00000 00000004 <0>[ 131.498344] 5f80: c03002e4 c6c14000 c6c15fa4 c6c15f98 c059ca40 c059c948 00000000 c6c15fa8 <0>[ 131.506793] 5fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e53000 0000000b 00000001 <0>[ 131.515244] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e53000 00020000 0047fe38 <0>[ 131.523693] 5fe0: 00000004 be8627e8 b6f1933b b6e92616 60080030 00000001 00000000 00000000 <0>[ 131.532136] Backtrace: <0>[ 131.534878] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 131.543331] r7:c6c15f60 r6:0000000b r5:c4124000 r4:0000002a <0>[ 131.549267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 131.557552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 131.565744] r9:c6c15f60 r8:c3023c00 r7:0000000b r6:b6e53000 r5:c4396780 r4:c0c59104 <0>[ 131.573767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 131.581870] r9:c07e2758 r8:c6c15f60 r7:c290d000 r6:b6e53000 r5:c4396780 r4:00000000 <0>[ 131.589888] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 131.597297] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c14000 r5:c4396780 <0>[ 131.605395] r4:c4396780 <0>[ 131.608204] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 131.615612] r9:c6c14000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 131.623632] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 131.631469] Exception stack(0xc6c15fa8 to 0xc6c15ff0) <0>[ 131.636793] 5fa0: 0000000b 0000000b 00000001 b6e53000 0000000b 00000001 <0>[ 131.645243] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e53000 00020000 0047fe38 <0>[ 131.653689] 5fe0: 00000004 be8627e8 b6f1933b b6e92616 <0>[ 131.659015] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 131.665385] ---[ end trace 46807953690fab3e ]--- # Segmentation fault # [ 131.192360] lkdtm: Performing direct entry WRITE_KERN # [ 131.198830] lkdtm: attempting bad 7589880 byte write at c1396a8c # [ 131.207972] 8<--- cut here --- # [ 131.214099] Unable to handle kernel paging request at virtual address c1396a8c # [ 131.224007] pgd = 65f792b1 # [ 131.228971] [c1396a8c] *pgd=1121940e(bad) # [ 131.236026] Internal error: Oops: 80d [#14] SMP ARM # [ 131.243504] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 131.278508] CPU: 3 PID: 2600 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 131.288936] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.297643] PC is at memcpy+0x50/0x330 # [ 131.304248] LR is at 0xe92dd830 # [ 131.309731] pc : [] lr : [] psr: 20080013 # [ 131.318166] sp : c6c15e2c ip : e1a0c00d fp : c6c15e64 # [ 131.325562] r10: 0000000b r9 : c1ad2cfc r8 : e89da800 # [ 131.332870] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 131.341565] r3 : e1a0c00d r2 : 0073cf58 r1 : c0c59ab4 r0 : c1396a8c # [ 131.350178] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 131.359569] Control: 10c5387d Table: 16a0c04a DAC: 00000051 # [ 131.367485] Process cat (pid: 2600, stack limit = 0x5ee2e54a) # [ 131.375401] Stack: (0xc6c15e2c to 0xc6c16000) # [ 131.381933] 5e20: c0c59a94 0073cff8 c6c15f60 c15ec020 c1396a8c # [ 131.392713] 5e40: c1396a8c c1396c70 0000002a c4124000 0000000b c6c15f60 c6c15e74 c6c15e68 # [ 131.403405] 5e60: c0c58d24 c1396c30 c6c15e9c c6c15e78 c0c59224 c0c58d04 c0c59104 c4396780 # [ 131.414011] 5e80: b6e53000 0000000b c3023c00 c6c15f60 c6c15ec4 c6c15ea0 c07e27bc c0c59110 # [ 131.424706] 5ea0: 00000000 c4396780 b6e53000 c290d000 c6c15f60 c07e2758 c6c15f5c c6c15ec8 # [ 131.435485] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c6c14000 # [ 131.446092] 5ee0: b6e53000 00020000 00000004 0000000b 0001fff5 c6c15ee0 00000001 b6e52000 # [ 131.456699] 5f00: c42537c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 131.467307] 5f20: 00000000 00000000 c13ac088 767644be c206b700 c4396780 c4396780 c6c14000 # [ 131.477913] 5f40: b6e53000 00000000 00000000 00000004 c6c15f94 c6c15f60 c059c9b0 c059c304 # [ 131.488520] 5f60: 00000000 00000000 c6c15fac 767644be 0000000b 0000000b 7ff00000 00000004 # [ 131.498344] 5f80: c03002e4 c6c14000 c6c15fa4 c6c15f98 c059ca40 c059c948 00000000 c6c15fa8 # [ 131.506793] 5fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e53000 0000000b 00000001 # [ 131.515244] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e53000 00020000 0047fe38 # [ 131.523693] 5fe0: 00000004 be8627e8 b6f1933b b6e92616 60080030 00000001 00000000 00000000 # [ 131.532136] Backtrace: # [ 131.534878] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.543331] r7:c6c15f60 r6:0000000b r5:c4124000 r4:0000002a # [ 131.549267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.557552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.565744] r9:c6c15f60 r8:c3023c00 r7:0000000b r6:b6e53000 r5:c4396780 r4:c0c59104 # [ 131.573767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 131.581870] r9:c07e2758 r8:c6c15f60 r7:c290d000 r6:b6e53000 r5:c4396780 r4:00000000 # [ 131.589888] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.597297] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c14000 r5:c4396780 # [ 131.605395] r4:c4396780 # [ 131.608204] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.615612] r9:c6c14000 r8:c03002e4 r7:00000004 r6:7ff000<6>[ 155.539630] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 00 r5:0000000b r4:0000000b # [ <6>[ 155.547242] lkdtm: attempting good refcount_inc() without overflow 131.623632] [] (sys_wri<6>[ 155.556435] lkdtm: attempting bad refcount_inc() overflow te) from [] (ret_fast_s<4>[ 155.564939] ------------[ cut here ]------------ yscall+0x0/0x28) # [ 131.631469<4>[ 155.572700] WARNING: CPU: 3 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ] Exception stack(0xc6c15fa8 to 0<4>[ 155.584241] refcount_t: saturated; leaking memory. xc6c15ff0) # [ 131.636793] 5fa0<4>[ 155.592153] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core 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 etnaviv gpu_sched imxdrm imx_ipu_v3 : 0000000b 0000<4>[ 155.627164] CPU: 3 PID: 2676 Comm: cat Tainted: G D W 5.10.216-cip46 #1 000b 0000000<14 >b[6 e 5135050.0637988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000b 00000001 #< 4[> [ 1 3155.646684] Backtrace: .645243] 5fc0: 0000000b 0000000b <4>[ 155.651665] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 7ff00000 0000000<44 >0[0 0 010505.662344] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 1 b6e53000 00020000 00473[8 155.670351] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.653689] 5fe<04:> [0 0 055.680350] [] (dump_stack) from [] (__warn+0x98/0x14c) 00004 be8627e8 b<64f>1[9 3 315b5 689822] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 b6e92616 # [ 131.65<940>1[5 ] 55.699825] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) Code: f5d1f05f[5 d 11f5057.c09818] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c6be6000 e8b151f8 e2522020 (e8a<045>1[f 8155.717652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) ) # [ 131.665<348>5[] -1-5-5.729208] r9:c1ad2d08 r8:c15ec020 r7:c6be7f60 r6:00000016 r5:c46f5000 r4:c6be6000 end trace 46807953690fae[ 155.739299] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) --- # WRITE_KERN: ms[i n g155.751638] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) 'call trace:': [FA][ n1o55.764240] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) ok 41 selfs[t s :1 5l5k.d7t5797] r4:0000002b m: WRITE_KERN.sh< 4#> [e x i1t5=5.780417] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # selftests: lkdtm: RC[O U155.790768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) NT_INC_OVERFLOW.s

[ 155.801282] r9:c6be7f60 r8:c3023c00 r7:00000016 r6:b6e17000 r5:c4397a40 r4:c0c59104 <4>[ 155.811023] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 155.819124] r9:c07e2758 r8:c6be7f60 r7:c290d000 r6:b6e17000 r5:c4397a40 r4:00000000 <4>[ 155.827137] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 155.834541] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c6be6000 r5:c4397a40 <4>[ 155.842635] r4:c4397a40 <4>[ 155.845440] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 155.852844] r9:c6be6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 155.860860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 155.868694] Exception stack(0xc6be7fa8 to 0xc6be7ff0) <4>[ 155.874015] 7fa0: 00000016 00000016 00000001 b6e17000 00000016 00000001 <4>[ 155.882464] 7fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e17000 00020000 0045fe38 <4>[ 155.890907] 7fe0: 00000004 befba7e8 b6edd33b b6e56616 <4>[ 155.896279] irq event stamp: 0 <4>[ 155.899613] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 155.905489] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 155.913261] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 155.921075] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 155.926954] ---[ end trace 46807953690fab3f ]--- <6>[ 155.931847] lkdtm: Overflow detected: saturated <3>[ 192.684845] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 192.690705] rcu: 0-....: (1 GPs behind) idle=db2/1/0x40000004 softirq=5272/5273 fqs=1300 <4>[ 192.699236] (t=2600 jiffies g=7197 q=98) <4>[ 192.703512] NMI backtrace for cpu 0 <4>[ 192.707273] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 5.10.216-cip46 #1 <4>[ 192.715541] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 192.722334] Backtrace: <4>[ 192.725072] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 192.732913] r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8 <4>[ 192.738844] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 192.746430] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 192.754529] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 192.762545] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 192.772465] r5:c1e16800 r4:c03115d8 <4>[ 192.776316] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 192.787195] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 192.795209] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 192.805397] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 192.814713] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 192.822807] r4:c1ea9300 <4>[ 192.825618] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 192.834759] r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:dc06f9b9 r6:c1e01cb8 r5:c1e00000 <4>[ 192.842853] r4:00000000 <4>[ 192.845661] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 192.854626] r5:0000002c r4:ef786f68 <4>[ 192.858470] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 192.867091] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 192.876144] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 192.884159] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 192.893299] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:dc06f483 r6:0000002c r5:60070193 <4>[ 192.901393] r4:ef7869c0 <4>[ 192.904201] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 192.912387] r10:c1e00000 r9:c1e01cb8 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 192.920481] r4:00000001 <4>[ 192.923291] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 192.932081] r5:c2971700 r4:c2959400 <4>[ 192.935931] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 192.945331] r9:c1e01cb8 r8:c281c400 r7:00000001 r6:c1e01df0 r5:00000000 r4:c1dab49c <4>[ 192.953346] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 192.961967] r9:c1e01cb8 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 192.969980] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 192.977728] Exception stack(0xc1e01cb8 to 0xc1e01d00) <4>[ 192.983047] 1ca0: c0301f14 ffffe000 <4>[ 192.991497] 1cc0: 00000000 c1e00000 c1e01d08 00000000 00000000 00000001 c281c400 00000082 <4>[ 192.999943] 1ce0: c1e00000 c1e01d74 c1e01ce0 c1e01d08 c0478294 c0301f18 60070113 ffffffff <4>[ 193.008388] r9:c1e00000 r8:c281c400 r7:c1e01cec r6:ffffffff r5:60070113 r4:c0301f18 <4>[ 193.016403] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 193.024588] r10:c4f8668a r9:c1e01df0 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 193.032681] r4:ffffe000 <4>[ 193.035485] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 193.043146] r5:00000000 r4:c1dab49c <4>[ 193.046990] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 193.055089] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 193.063709] r9:c1e01df0 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 193.071720] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 193.079467] Exception stack(0xc1e01df0 to 0xc1e01e38) <4>[ 193.084785] 1de0: c13ab530 ffffe000 00000000 c1e00000 <4>[ 193.093230] 1e00: ef78dc80 00000000 c4196c00 00000002 c13a3ac0 c1e1aac0 c4f8668a c1e01e54 <4>[ 193.101675] 1e20: c1e01e18 c1e01e40 c0478294 c13ab534 60070013 ffffffff <4>[ 193.108557] r9:c1e00000 r8:c13a3ac0 r7:c1e01e24 r6:ffffffff r5:60070013 r4:c13ab534 <4>[ 193.116579] [] (_raw_spin_unlock_irq) from [] (finish_task_switch+0xc0/0x244) <4>[ 193.125718] r5:00000000 r4:ef78dc80 <4>[ 193.129571] [] (finish_task_switch) from [] (__schedule+0x330/0x960) <4>[ 193.137932] r9:00000000 r8:ef78dc90 r7:c1e00000 r6:c1e1aac0 r5:c4196c00 r4:ef78dc80 <4>[ 193.145947] [] (__schedule) from [] (schedule_idle+0x44/0x88) <4>[ 193.153699] r10:c4f8668a r9:c1e00000 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 193.161793] r4:c1e00000 <4>[ 193.164601] [] (schedule_idle) from [] (do_idle+0x1e4/0x308) <4>[ 193.172262] r5:c1e01f68 r4:00000000 <4>[ 193.176109] [] (do_idle) from [] (cpu_startup_entry+0x28/0x2c) <4>[ 193.183947] r10:c4f8668a r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 193.192041] r4:000000dc <4>[ 193.194848] [] (cpu_startup_entry) from [] (rest_init+0x1c4/0x320) <4>[ 193.203039] [] (rest_init) from [] (arch_call_rest_init+0x18/0x1c) <4>[ 193.211222] r6:c1e00000 r5:00000001 r4:c20a6068 <4>[ 193.216109] [] (arch_call_rest_init) from [] (start_kernel+0x548/0x580) <4>[ 193.224731] [] (start_kernel) from [<00000000>] (0x0) <3>[ 270.714841] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 270.720694] rcu: 0-....: (1 GPs behind) idle=db2/1/0x40000004 softirq=5272/5273 fqs=5175 <4>[ 270.729227] (t=10403 jiffies g=7197 q=98) <4>[ 270.733590] NMI backtrace for cpu 0 <4>[ 270.737349] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 5.10.216-cip46 #1 <4>[ 270.745618] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 270.752409] Backtrace: <4>[ 270.755140] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 270.762980] r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8 <4>[ 270.768910] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 270.776490] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 270.784588] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 270.792603] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 270.802521] r5:c1e16800 r4:c03115d8 <4>[ 270.806371] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 270.817248] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 270.825261] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 270.835447] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 270.844761] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 270.852854] r4:c1ea9300 <4>[ 270.855663] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 270.864803] r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:06fa47f5 r6:c1e01cb8 r5:c1e00000 <4>[ 270.872898] r4:00000000 <4>[ 270.875703] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 270.884666] r5:0000003f r4:ef786f68 <4>[ 270.888512] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 270.897133] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 270.906187] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 270.914200] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 270.923340] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:06fa42bf r6:0000003f r5:60070193 <4>[ 270.931434] r4:ef7869c0 <4>[ 270.934240] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 270.942426] r10:c1e00000 r9:c1e01cb8 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 270.950519] r4:00000001 <4>[ 270.953328] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 270.962121] r5:c2971700 r4:c2959400 <4>[ 270.965969] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 270.975372] r9:c1e01cb8 r8:c281c400 r7:00000001 r6:c1e01df0 r5:00000000 r4:c1dab49c <4>[ 270.983386] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 270.992006] r9:c1e01cb8 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 271.000017] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 271.007765] Exception stack(0xc1e01cb8 to 0xc1e01d00) <4>[ 271.013082] 1ca0: c0301f14 ffffe000 <4>[ 271.021528] 1cc0: 00000000 c1e00000 c1e01d08 00000000 00000000 00000001 c281c400 00000082 <4>[ 271.029975] 1ce0: c1e00000 c1e01d74 c1e01ce0 c1e01d08 c0478294 c0301f18 60070113 ffffffff <4>[ 271.038420] r9:c1e00000 r8:c281c400 r7:c1e01cec r6:ffffffff r5:60070113 r4:c0301f18 <4>[ 271.046435] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 271.054620] r10:c4f8668a r9:c1e01df0 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 271.062713] r4:ffffe000 <4>[ 271.065516] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 271.073177] r5:00000000 r4:c1dab49c <4>[ 271.077020] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 271.085119] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 271.093739] r9:c1e01df0 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 271.101750] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 271.109496] Exception stack(0xc1e01df0 to 0xc1e01e38) <4>[ 271.114815] 1de0: c13ab530 ffffe000 00000000 c1e00000 <4>[ 271.123261] 1e00: ef78dc80 00000000 c4196c00 00000002 c13a3ac0 c1e1aac0 c4f8668a c1e01e54 <4>[ 271.131706] 1e20: c1e01e18 c1e01e40 c0478294 c13ab534 60070013 ffffffff <4>[ 271.138588] r9:c1e00000 r8:c13a3ac0 r7:c1e01e24 r6:ffffffff r5:60070013 r4:c13ab534 <4>[ 271.146609] [] (_raw_spin_unlock_irq) from [] (finish_task_switch+0xc0/0x244) <4>[ 271.155745] r5:00000000 r4:ef78dc80 <4>[ 271.159597] [] (finish_task_switch) from [] (__schedule+0x330/0x960) <4>[ 271.167956] r9:00000000 r8:ef78dc90 r7:c1e00000 r6:c1e1aac0 r5:c4196c00 r4:ef78dc80 <4>[ 271.175968] [] (__schedule) from [] (schedule_idle+0x44/0x88) <4>[ 271.183718] r10:c4f8668a r9:c1e00000 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 271.191812] r4:c1e00000 <4>[ 271.194617] [] (schedule_idle) from [] (do_idle+0x1e4/0x308) <4>[ 271.202278] r5:c1e01f68 r4:00000000 <4>[ 271.206124] [] (do_idle) from [] (cpu_startup_entry+0x28/0x2c) <4>[ 271.213962] r10:c4f8668a r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 271.222055] r4:000000dc <4>[ 271.224863] [] (cpu_startup_entry) from [] (rest_init+0x1c4/0x320) <4>[ 271.233052] [] (rest_init) from [] (arch_call_rest_init+0x18/0x1c) <4>[ 271.241234] r6:c1e00000 r5:00000001 r4:c20a6068 <4>[ 271.246121] [] (arch_call_rest_init) from [] (start_kernel+0x548/0x580) <4>[ 271.254741] [] (start_kernel) from [<00000000>] (0x0) <3>[ 348.744841] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 348.750694] rcu: 0-....: (1 GPs behind) idle=db2/1/0x40000004 softirq=5272/5273 fqs=9050 <4>[ 348.759225] (t=18206 jiffies g=7197 q=306) <4>[ 348.763677] NMI backtrace for cpu 0 <4>[ 348.767437] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 5.10.216-cip46 #1 <4>[ 348.775705] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 348.782496] Backtrace: <4>[ 348.785232] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 348.793071] r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8 <4>[ 348.799003] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 348.806585] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 348.814684] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 348.822697] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 348.832617] r5:c1e16800 r4:c03115d8 <4>[ 348.836468] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 348.847347] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 348.855361] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 348.865549] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 348.874862] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 348.882956] r4:c1ea9300 <4>[ 348.885764] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 348.894906] r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:31ed8e61 r6:c1e01cb8 r5:c1e00000 <4>[ 348.903000] r4:00000000 <4>[ 348.905806] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 348.914769] r5:00000051 r4:ef786f68 <4>[ 348.918614] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 348.927235] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 348.936288] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 348.944303] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 348.953444] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:31ed892b r6:00000051 r5:60070193 <4>[ 348.961538] r4:ef7869c0 <4>[ 348.964344] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 348.972530] r10:c1e00000 r9:c1e01cb8 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 348.980623] r4:00000001 <4>[ 348.983433] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 348.992223] r5:c2971700 r4:c2959400 <4>[ 348.996070] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 349.005473] r9:c1e01cb8 r8:c281c400 r7:00000001 r6:c1e01df0 r5:00000000 r4:c1dab49c <4>[ 349.013487] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 349.022109] r9:c1e01cb8 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 349.030121] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 349.037869] Exception stack(0xc1e01cb8 to 0xc1e01d00) <4>[ 349.043188] 1ca0: c0301f14 ffffe000 <4>[ 349.051636] 1cc0: 00000000 c1e00000 c1e01d08 00000000 00000000 00000001 c281c400 00000082 <4>[ 349.060083] 1ce0: c1e00000 c1e01d74 c1e01ce0 c1e01d08 c0478294 c0301f18 60070113 ffffffff <4>[ 349.068529] r9:c1e00000 r8:c281c400 r7:c1e01cec r6:ffffffff r5:60070113 r4:c0301f18 <4>[ 349.076545] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 349.084733] r10:c4f8668a r9:c1e01df0 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 349.092827] r4:ffffe000 <4>[ 349.095631] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 349.103292] r5:00000000 r4:c1dab49c <4>[ 349.107138] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 349.115238] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 349.123860] r9:c1e01df0 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 349.131872] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 349.139619] Exception stack(0xc1e01df0 to 0xc1e01e38) <4>[ 349.144938] 1de0: c13ab530 ffffe000 00000000 c1e00000 <4>[ 349.153384] 1e00: ef78dc80 00000000 c4196c00 00000002 c13a3ac0 c1e1aac0 c4f8668a c1e01e54 <4>[ 349.161828] 1e20: c1e01e18 c1e01e40 c0478294 c13ab534 60070013 ffffffff <4>[ 349.168711] r9:c1e00000 r8:c13a3ac0 r7:c1e01e24 r6:ffffffff r5:60070013 r4:c13ab534 <4>[ 349.176731] [] (_raw_spin_unlock_irq) from [] (finish_task_switch+0xc0/0x244) <4>[ 349.185870] r5:00000000 r4:ef78dc80 <4>[ 349.189724] [] (finish_task_switch) from [] (__schedule+0x330/0x960) <4>[ 349.198083] r9:00000000 r8:ef78dc90 r7:c1e00000 r6:c1e1aac0 r5:c4196c00 r4:ef78dc80 <4>[ 349.206096] [] (__schedule) from [] (schedule_idle+0x44/0x88) <4>[ 349.213848] r10:c4f8668a r9:c1e00000 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 349.221941] r4:c1e00000 <4>[ 349.224749] [] (schedule_idle) from [] (do_idle+0x1e4/0x308) <4>[ 349.232410] r5:c1e01f68 r4:00000000 <4>[ 349.236257] [] (do_idle) from [] (cpu_startup_entry+0x28/0x2c) <4>[ 349.244096] r10:c4f8668a r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 349.252191] r4:000000dc <4>[ 349.254995] [] (cpu_startup_entry) from [] (rest_init+0x1c4/0x320) <4>[ 349.263185] [] (rest_init) from [] (arch_call_rest_init+0x18/0x1c) <4>[ 349.271368] r6:c1e00000 r5:00000001 r4:c20a6068 <4>[ 349.276256] [] (arch_call_rest_init) from [] (start_kernel+0x548/0x580) <4>[ 349.284876] [] (start_kernel) from [<00000000>] (0x0) <3>[ 426.774838] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 426.780687] rcu: 0-....: (1 GPs behind) idle=db2/1/0x40000004 softirq=5272/5273 fqs=12925 <4>[ 426.789304] (t=26009 jiffies g=7197 q=346) <4>[ 426.793753] NMI backtrace for cpu 0 <4>[ 426.797511] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G D W 5.10.216-cip46 #1 <4>[ 426.805778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 426.812570] Backtrace: <4>[ 426.815301] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 426.823140] r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8 <4>[ 426.829071] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 426.836651] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 426.844751] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 426.852765] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 426.862683] r5:c1e16800 r4:c03115d8 <4>[ 426.866531] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 426.877407] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 426.885421] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 426.895608] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 426.904922] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 426.913016] r4:c1ea9300 <4>[ 426.915823] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 426.924964] r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:5ce0ddea r6:c1e01cb8 r5:c1e00000 <4>[ 426.933059] r4:00000000 <4>[ 426.935864] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 426.944829] r5:00000063 r4:ef786f68 <4>[ 426.948675] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 426.957297] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 426.966350] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 426.974362] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 426.983503] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:5ce0d8b5 r6:00000063 r5:60070193 <4>[ 426.991596] r4:ef7869c0 <4>[ 426.994402] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 427.002587] r10:c1e00000 r9:c1e01cb8 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 427.010680] r4:00000001 <4>[ 427.013488] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 427.022279] r5:c2971700 r4:c2959400 <4>[ 427.026126] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 427.035526] r9:c1e01cb8 r8:c281c400 r7:00000001 r6:c1e01df0 r5:00000000 r4:c1dab49c <4>[ 427.043541] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 427.052161] r9:c1e01cb8 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 427.060174] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 427.067922] Exception stack(0xc1e01cb8 to 0xc1e01d00) <4>[ 427.073239] 1ca0: c0301f14 ffffe000 <4>[ 427.081685] 1cc0: 00000000 c1e00000 c1e01d08 00000000 00000000 00000001 c281c400 00000082 <4>[ 427.090131] 1ce0: c1e00000 c1e01d74 c1e01ce0 c1e01d08 c0478294 c0301f18 60070113 ffffffff <4>[ 427.098578] r9:c1e00000 r8:c281c400 r7:c1e01cec r6:ffffffff r5:60070113 r4:c0301f18 <4>[ 427.106593] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 427.114778] r10:c4f8668a r9:c1e01df0 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 427.122872] r4:ffffe000 <4>[ 427.125675] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 427.133336] r5:00000000 r4:c1dab49c <4>[ 427.137181] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 427.145281] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 427.153901] r9:c1e01df0 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 427.161913] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 427.169659] Exception stack(0xc1e01df0 to 0xc1e01e38) <4>[ 427.174978] 1de0: c13ab530 ffffe000 00000000 c1e00000 <4>[ 427.183423] 1e00: ef78dc80 00000000 c4196c00 00000002 c13a3ac0 c1e1aac0 c4f8668a c1e01e54 <4>[ 427.191868] 1e20: c1e01e18 c1e01e40 c0478294 c13ab534 60070013 ffffffff <4>[ 427.198752] r9:c1e00000 r8:c13a3ac0 r7:c1e01e24 r6:ffffffff r5:60070013 r4:c13ab534 <4>[ 427.206770] [] (_raw_spin_unlock_irq) from [] (finish_task_switch+0xc0/0x244) <4>[ 427.215906] r5:00000000 r4:ef78dc80 <4>[ 427.219758] [] (finish_task_switch) from [] (__schedule+0x330/0x960) <4>[ 427.228117] r9:00000000 r8:ef78dc90 r7:c1e00000 r6:c1e1aac0 r5:c4196c00 r4:ef78dc80 <4>[ 427.236129] [] (__schedule) from [] (schedule_idle+0x44/0x88) <4>[ 427.243880] r10:c4f8668a r9:c1e00000 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 427.251973] r4:c1e00000 <4>[ 427.254780] [] (schedule_idle) from [] (do_idle+0x1e4/0x308) <4>[ 427.262441] r5:c1e01f68 r4:00000000 <4>[ 427.266287] [] (do_idle) from [] (cpu_startup_entry+0x28/0x2c) <4>[ 427.274127] r10:c4f8668a r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68 <4>[ 427.282221] r4:000000dc <4>[ 427.285026] [] (cpu_startup_entry) from [] (rest_init+0x1c4/0x320) <4>[ 427.293215] [] (rest_init) from [] (arch_call_rest_init+0x18/0x1c) <4>[ 427.301398] r6:c1e00000 r5:00000001 r4:c20a6068 <4>[ 427.306285] [] (arch_call_rest_init) from [] (start_kernel+0x548/0x580) <4>[ 427.314905] [] (start_kernel) from [<00000000>] (0x0) <5>[ 443.374929] nfs: server 192.168.201.1 not responding, still trying <5>[ 474.095095] nfs: server 192.168.201.1 not responding, still trying <3>[ 504.804841] rcu: INFO: rcu_sched self-detected stall on CPU <3>[ 504.810692] rcu: 0-....: (6143 ticks this GP) idle=db2/1/0x40000004 softirq=5274/5274 fqs=16800 <4>[ 504.819831] (t=33812 jiffies g=7197 q=428) <4>[ 504.824282] NMI backtrace for cpu 0 <4>[ 504.828041] CPU: 0 PID: 2660 Comm: timeout Tainted: G D W 5.10.216-cip46 #1 <4>[ 504.836397] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 504.843189] Backtrace: <4>[ 504.845925] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 504.853765] r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8 <4>[ 504.859697] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 504.867282] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) <4>[ 504.875382] r9:c19dabf8 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000 <4>[ 504.883399] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x11c/0x17c) <4>[ 504.893317] r5:c1e16800 r4:c03115d8 <4>[ 504.897168] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) <4>[ 504.908047] r9:c19dabf8 r8:c2069d5f r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000 <4>[ 504.916061] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) <4>[ 504.926250] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0xd40/0x102c) <4>[ 504.935565] r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4 <4>[ 504.943659] r4:c1ea9300 <4>[ 504.946468] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) <4>[ 504.955608] r10:c6aea000 r9:ef786a20 r8:ef7869c0 r7:87d43691 r6:c6aebb48 r5:c6aea000 <4>[ 504.963701] r4:00000000 <4>[ 504.966508] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) <4>[ 504.975471] r5:00000075 r4:ef786f68 <4>[ 504.979318] [] (tick_sched_handle) from [] (tick_sched_timer+0x5c/0xbc) <4>[ 504.987938] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x2d0/0x578) <4>[ 504.996992] r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68 <4>[ 505.005005] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x13c/0x35c) <4>[ 505.014145] r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:87d4300e r6:00000075 r5:60070193 <4>[ 505.022238] r4:ef7869c0 <4>[ 505.025046] [] (hrtimer_interrupt) from [] (twd_handler+0x40/0x48) <4>[ 505.033232] r10:00000002 r9:c6aebb48 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700 <4>[ 505.041327] r4:00000001 <4>[ 505.044137] [] (twd_handler) from [] (handle_percpu_devid_irq+0xe0/0x348) <4>[ 505.052929] r5:c2971700 r4:c2959400 <4>[ 505.056777] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) <4>[ 505.066178] r9:c6aebb48 r8:c281c400 r7:00000001 r6:c6aebe38 r5:00000000 r4:c1dab49c <4>[ 505.074193] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 505.082813] r9:c6aebb48 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 505.090826] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 505.098574] Exception stack(0xc6aebb48 to 0xc6aebb90) <4>[ 505.103896] bb40: c6dfcec0 c6dfd0a0 00000020 0000001f 00016dfc 000007f1 <4>[ 505.112344] bb60: 000008c0 c6aea000 c1e15d54 c26e7c00 00000002 c6aebbd4 c6aebb98 c6aebb98 <4>[ 505.120787] bb80: c031a278 c0320db0 80070113 ffffffff <4>[ 505.126106] r9:c6aea000 r8:c1e15d54 r7:c6aebb7c r6:ffffffff r5:80070113 r4:c0320db0 <4>[ 505.134123] [] (dma_cache_maint_page) from [] (__dma_page_cpu_to_dev+0x3c/0xa0) <4>[ 505.143438] r10:00000011 r9:c5b0b000 r8:ef7f8000 r7:00000002 r6:000007f1 r5:000008c0 <4>[ 505.151530] r4:ef8d3f80 <4>[ 505.154336] [] (__dma_page_cpu_to_dev) from [] (arm_dma_sync_single_for_device+0xb0/0xc4) <4>[ 505.164517] r7:00000000 r6:f0a454c0 r5:c43a3780 r4:00016dfc <4>[ 505.170451] [] (arm_dma_sync_single_for_device) from [] (dma_sync_single_for_device+0xb4/0xb8) <4>[ 505.181067] r9:c5b0b000 r8:c5b0a000 r7:00000000 r6:f0a454c0 r5:c43a3780 r4:c031b40c <4>[ 505.189086] [] (dma_sync_single_for_device) from [] (fec_enet_rx_napi+0x42c/0x9a8) <4>[ 505.198658] r5:c43a3780 r4:00000080 <4>[ 505.202506] [] (fec_enet_rx_napi) from [] (net_rx_action+0x148/0x508) <4>[ 505.210953] r10:0000012c r9:c6aebd0c r8:ef78e640 r7:c6aea000 r6:00000040 r5:00000001 <4>[ 505.219046] r4:c5b0a818 <4>[ 505.221851] [] (net_rx_action) from [] (__do_softirq+0x1e8/0x5a0) <4>[ 505.229950] r10:c6aea000 r9:00000048 r8:c1e15d98 r7:c206aaa0 r6:00000003 r5:00000004 <4>[ 505.238044] r4:c1e0308c <4>[ 505.240849] [] (__do_softirq) from [] (__irq_exit_rcu+0x178/0x1d0) <4>[ 505.249034] r10:00000077 r9:c6aebe38 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 <4>[ 505.257128] r4:ffffe000 <4>[ 505.259931] [] (__irq_exit_rcu) from [] (irq_exit+0x18/0x38) <4>[ 505.267591] r5:00000000 r4:c1dab49c <4>[ 505.271438] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) <4>[ 505.279536] [] (__handle_domain_irq) from [] (gic_handle_irq+0xa0/0xc0) <4>[ 505.288156] r9:c6aebe38 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880 <4>[ 505.296167] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) <4>[ 505.303914] Exception stack(0xc6aebe38 to 0xc6aebe80) <4>[ 505.309231] be20: c2d637a0 c0555cd8 <4>[ 505.317678] be40: fe618886 c474a880 c6aea000 00000000 beafc1a8 00000000 00000051 c6aea000 <4>[ 505.326124] be60: 00000077 c6aebed4 c6aebed8 c6aebe88 c0555d18 c03ca8c8 60070013 ffffffff <4>[ 505.334569] r9:c6aea000 r8:00000051 r7:c6aebe6c r6:ffffffff r5:60070013 r4:c03ca8c8 <4>[ 505.342588] [] (lock_release) from [] (__might_fault+0xac/0xbc) <4>[ 505.350514] r10:00000077 r9:c6aea000 r8:00000051 r7:00000000 r6:beafc1a8 r5:00000000 <4>[ 505.358607] r4:c6aea000 <4>[ 505.361412] [] (__might_fault) from [] (restore_sigframe+0x8c/0x1e0) <4>[ 505.369767] r5:c6aea000 r4:c6aebfb0 <4>[ 505.373613] [] (restore_sigframe) from [] (sys_sigreturn+0x6c/0x7c) <4>[ 505.381885] r8:00000000 r7:00000077 r6:beafc7bc r5:004c03b0 r4:c6aebfb0 <4>[ 505.388858] [] (sys_sigreturn) from [] (ret_fast_syscall+0x0/0x28) <4>[ 505.397039] Exception stack(0xc6aebfa8 to 0xc6aebff0) <4>[ 505.402359] bfa0: beafc7b8 004c03b0 00000000 00000012 00000000 00000000 <4>[ 505.410806] bfc0: beafc7b8 004c03b0 beafc7bc 00000077 004c017c beafca8c 004c03b0 0000000f <4>[ 505.419249] bfe0: 004c00b4 beafc1a8 b6eaf1a1 b6eaf1a6 <4>[ 505.424566] r5:004c03b0 r4:beafc7b8