[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.33 (2 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 8718853/tftp-deploy-k3pkxxg4/kernel/zImage tftp 0x10000000 8718853/tftp-deploy-k3pkxxg4/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8718853/tftp-deploy-k3pkxxg4/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################## 11.8 MiB/s done Bytes transferred = 12358144 (bc9200 hex) => tftp 0x14000000 8718853/tftp-deploy-k3pkxxg4/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 8718853/tftp-deploy-k3pkxxg4/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8718853/tftp-deploy-k3pkxxg4/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############ 12.3 MiB/s done Bytes transferred = 15435175 (eb85a7 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 8718853/tftp-deploy-k3pkxxg4/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 8718853/tftp-deploy-k3pkxxg4/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '8718853/tftp-deploy-k3pkxxg4/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8718853/extract-nfsrootfs-nfdk48mh,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8718853/extract-nfsrootfs-nfdk48mh,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc9200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15435111 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.163-cip24 (KernelCI@build-j850419-arm-gcc-10-multi-v7-defconfig-kselftest-2mh7k) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Jan 14 12:52:49 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8718853/extract-nfsrootfs-nfdk48mh,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921444K/1048576K available (17408K kernel code, 2652K rwdata, 8100K rodata, 2048K init, 6694K bss, 61596K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55499 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004539] Console: colour dummy device 80x30 [ 0.004603] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004632] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004658] ... MAX_LOCK_DEPTH: 48 [ 0.004683] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004709] ... CLASSHASH_SIZE: 4096 [ 0.004734] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004760] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004786] ... CHAINHASH_SIZE: 32768 [ 0.004812] memory used by lock dependency info: 4061 kB [ 0.004839] memory used for stack traces: 2112 kB [ 0.004865] per task-struct memory footprint: 1536 bytes [ 0.004964] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005016] pid_max: default: 32768 minimum: 301 [ 0.005399] LSM: Security Framework initializing [ 0.005509] LSM support for eBPF active [ 0.005654] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005705] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008288] CPU: Testing write buffer coherency: ok [ 0.008421] CPU0: Spectre v2: using BPIALL workaround [ 0.009506] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013425] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015834] rcu: Hierarchical SRCU implementation. [ 0.025243] EFI services will not be available. [ 0.026563] smp: Bringing up secondary CPUs ... [ 0.029912] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029928] CPU1: Spectre v2: using BPIALL workaround [ 0.033945] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033960] CPU2: Spectre v2: using BPIALL workaround [ 0.037592] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037608] CPU3: Spectre v2: using BPIALL workaround [ 0.038473] smp: Brought up 1 node, 4 CPUs [ 0.038516] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038553] CPU: All CPU(s) started in SVC mode. [ 0.041451] devtmpfs: initialized [ 0.097929] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.100774] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.100851] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.105603] pinctrl core: initialized pinctrl subsystem [ 0.112534] DMI not present or invalid. [ 0.114861] NET: Registered protocol family 16 [ 0.126355] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.135855] thermal_sys: Registered thermal governor 'step_wise' [ 0.136417] cpuidle: using governor menu [ 0.136942] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.874815] vdd1p1: supplied by regulator-dummy [ 0.906206] vdd3p0: supplied by regulator-dummy [ 0.937291] vdd2p5: supplied by regulator-dummy [ 0.968401] vddarm: supplied by regulator-dummy [ 1.000444] vddpu: supplied by regulator-dummy [ 1.030518] vddsoc: supplied by regulator-dummy [ 2.346508] No ATAGs? [ 2.347543] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.347627] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.366963] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.396116] Serial: AMBA PL011 UART driver [ 2.460302] Kprobes globally optimized [ 2.579194] iommu: Default domain type: Translated [ 2.581305] vgaarb: loaded [ 2.586107] SCSI subsystem initialized [ 2.588234] usbcore: registered new interface driver usbfs [ 2.588535] usbcore: registered new interface driver hub [ 2.588774] usbcore: registered new device driver usb [ 2.596561] i2c i2c-0: IMX I2C adapter registered [ 2.603619] i2c i2c-1: IMX I2C adapter registered [ 2.608101] i2c i2c-2: IMX I2C adapter registered [ 2.612957] pps_core: LinuxPPS API ver. 1 registered [ 2.613003] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.613100] PTP clock support registered [ 2.629813] clocksource: Switched to clocksource mxc_timer1 [ 4.359910] NET: Registered protocol family 2 [ 4.360670] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.364030] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.364211] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.364440] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.365877] TCP: Hash tables configured (established 8192 bind 8192) [ 4.366952] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.367294] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.367571] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.368316] NET: Registered protocol family 1 [ 4.371310] RPC: Registered named UNIX socket transport module. [ 4.371401] RPC: Registered udp transport module. [ 4.371444] RPC: Registered tcp transport module. [ 4.371484] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.371539] NET: Registered protocol family 44 [ 4.371604] PCI: CLS 0 bytes, default 64 [ 4.374066] Trying to unpack rootfs image as initramfs... [ 6.269009] Freeing initrd memory: 15076K [ 6.270076] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.272065] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.281286] Initialise system trusted keyrings [ 6.282345] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.334042] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.337780] NFS: Registering the id_resolver key type [ 6.337962] Key type id_resolver registered [ 6.338050] Key type id_legacy registered [ 6.338683] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.338786] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.338976] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.341355] Key type asymmetric registered [ 6.341484] Asymmetric key parser 'x509' registered [ 6.341923] bounce: pool size: 64 pages [ 6.342095] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.342201] io scheduler mq-deadline registered [ 6.342242] io scheduler kyber registered [ 6.343233] test_firmware: interface ready [ 6.523484] mxs-dma 110000.dma-apbh: initialized [ 6.588852] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.589109] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.844269] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.865180] SuperH (H)SCI(F) driver initialized [ 6.868249] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.873556] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.805022] printk: console [ttymxc1] enabled [ 7.815949] msm_serial: driver initialized [ 7.821251] STMicroelectronics ASC driver initialized [ 7.832930] STM32 USART driver initialized [ 7.859373] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.882136] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.890653] panel-simple panel-lcd: Specify missing connector_type [ 7.898486] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.954387] brd: module loaded [ 8.016710] loop: module loaded [ 8.023337] lkdtm: No crash points registered, enable through debugfs [ 8.045678] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.053723] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.061835] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.070115] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.078121] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.086410] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.094350] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.105763] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.112894] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.121794] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.136280] scsi host0: ahci-imx [ 8.142011] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.207950] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.221629] pps pps0: new PPS source ptp0 [ 8.268366] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.279118] e1000e: Intel(R) PRO/1000 Network Driver [ 8.284186] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.290446] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.295880] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.324066] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.331735] usbcore: registered new interface driver pegasus [ 8.337673] usbcore: registered new interface driver asix [ 8.343321] usbcore: registered new interface driver ax88179_178a [ 8.349591] usbcore: registered new interface driver cdc_ether [ 8.355727] usbcore: registered new interface driver smsc75xx [ 8.361791] usbcore: registered new interface driver smsc95xx [ 8.367718] usbcore: registered new interface driver net1080 [ 8.373622] usbcore: registered new interface driver cdc_subset [ 8.379778] usbcore: registered new interface driver zaurus [ 8.385664] usbcore: registered new interface driver cdc_ncm [ 8.404589] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.411293] ehci-pci: EHCI PCI platform driver [ 8.415930] ehci-platform: EHCI generic platform driver [ 8.422275] ehci-orion: EHCI orion driver [ 8.427243] SPEAr-ehci: EHCI SPEAr driver [ 8.432243] ehci-st: EHCI STMicroelectronics driver [ 8.438041] ehci-exynos: EHCI Exynos driver [ 8.443192] ehci-atmel: EHCI Atmel driver [ 8.448098] tegra-ehci: Tegra EHCI driver [ 8.453100] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.459406] ohci-pci: OHCI PCI platform driver [ 8.464096] ohci-platform: OHCI generic platform driver [ 8.470388] SPEAr-ohci: OHCI SPEAr driver [ 8.475319] ohci-st: OHCI STMicroelectronics driver [ 8.481166] ohci-atmel: OHCI Atmel driver [ 8.482935] ata1: SATA link down (SStatus 0 SControl 300) [ 8.488773] usbcore: registered new interface driver usb-storage [ 8.491034] ahci-imx 2200000.sata: no device found, disabling link. [ 8.503083] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.530264] i2c /dev entries driver [ 8.618421] sdhci: Secure Digital Host Controller Interface driver [ 8.624715] sdhci: Copyright(c) Pierre Ossman [ 8.638964] Synopsys Designware Multimedia Card Interface Driver [ 8.652677] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.662298] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.662305] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.662495] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.679466] ledtrig-cpu: registered to indicate activity on CPUs [ 8.689364] usbcore: registered new interface driver usbhid [ 8.695058] usbhid: USB HID core driver [ 8.706840] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.713531] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.725099] netem: version 1.3 [ 8.728425] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.736621] gre: GRE over IPv4 demultiplexor driver [ 8.741608] ip_gre: GRE over IPv4 tunneling driver [ 8.752623] IPv4 over IPsec tunneling driver [ 8.762375] NET: Registered protocol family 10 [ 8.763810] mmc2: new high speed SDHC card at address aaaa [ 8.774028] Segment Routing with IPv6 [ 8.782213] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.784563] ip6_gre: GRE over IPv6 tunneling driver [ 8.794960] NET: Registered protocol family 17 [ 8.801190] Key type dns_resolver registered [ 8.805410] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.813097] GPT:29296874 != 31116287 [ 8.816716] GPT:Alternate GPT header not at the end of the disk. [ 8.822860] GPT:29296874 != 31116287 [ 8.826477] GPT: Use GNU Parted to correct GPT errors. [ 8.828665] ThumbEE CPU extension supported. [ 8.831778] mmcblk2: p1 p2 p3 [ 8.836089] Registering SWP/SWPB emulation handler [ 8.848092] Loading compiled-in X.509 certificates [ 9.036495] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.044948] panel-simple panel-lcd: Specify missing connector_type [ 9.058349] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.095088] imx_usb 2184200.usb: No over current polarity defined [ 9.108462] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.113802] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.150497] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.171959] hub 1-0:1.0: USB hub found [ 9.178295] hub 1-0:1.0: 1 port detected [ 9.195086] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.227584] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.235942] panel-simple panel-lcd: Specify missing connector_type [ 9.249285] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.280655] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.288925] panel-simple panel-lcd: Specify missing connector_type [ 9.302385] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.320269] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.350927] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.359280] panel-simple panel-lcd: Specify missing connector_type [ 9.372863] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.394660] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.410151] IP-Config: Failed to open gretap0 [ 9.414552] IP-Config: Failed to open erspan0 [ 9.440591] Sending DHCP requests . [ 9.590114] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.809987] hub 1-1:1.0: USB hub found [ 9.814633] hub 1-1:1.0: 3 ports detected [ 9.845583] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.853928] panel-simple panel-lcd: Specify missing connector_type [ 9.867530] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.030063] . [ 12.551519] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.562902] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 16.550090] ., OK [ 16.592412] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.33 [ 16.600698] IP-Config: Complete: [ 16.604003] device=eth0, hwaddr=00:19:b8:08:f1:13, ipaddr=192.168.201.33, mask=255.255.255.0, gw=192.168.201.1 [ 16.614539] host=imx6q-sabrelite-lava-cbg-3, domain=lava-rack, nis-domain=(none) [ 16.622505] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 16.622528] nameserver0=192.168.201.1 [ 16.686625] Freeing unused kernel memory: 2048K [ 16.700586] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 20.815058] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.846509] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.854957] panel-simple panel-lcd: Specify missing connector_type [ 20.875282] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.897679] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.929120] CAN device driver interface [ 20.949933] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.959996] panel-simple panel-lcd: Specify missing connector_type [ 20.979655] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.020544] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.028916] panel-simple panel-lcd: Specify missing connector_type [ 21.053423] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.064614] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.073348] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.080007] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.088744] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.095312] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.096820] caam 2100000.crypto: Entropy delay = 3200 [ 21.101485] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.104057] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.124241] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.167378] caam 2100000.crypto: Instantiated RNG4 SH0 [ 21.196265] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.204752] panel-simple panel-lcd: Specify missing connector_type [ 21.228143] caam 2100000.crypto: Instantiated RNG4 SH1 [ 21.233407] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 21.240115] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.256877] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.363475] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.369158] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.372245] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.379673] panel-simple panel-lcd: Specify missing connector_type [ 21.388661] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.403574] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.416083] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.418604] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.432677] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.442962] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.453216] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.453563] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.458922] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.508466] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.517360] panel-simple panel-lcd: Specify missing connector_type [ 21.610182] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.618728] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.627425] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.635895] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.671774] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.704021] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.712742] panel-simple panel-lcd: Specify missing connector_type [ 22.327494] caam algorithms registered in /proc/crypto [ 22.347267] caam 2100000.crypto: registering rng-caam [ 22.476069] random: crng init done [ 22.496076] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.504648] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.513672] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.522153] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.537240] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.573277] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.581696] panel-simple panel-lcd: Specify missing connector_type Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/erspan0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f1:13 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.33 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-3 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.188968] systemd[1]: System time before build time, advancing clock. [ 25.509703] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 25.536149] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 25.618099] systemd[1]: Set hostname to . [ 27.468702] systemd[1]: Queued start job for default target Graphical Interface. [ 27.484174] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 27.535211] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 27.586599] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 27.634375] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 27.685659] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 27.734906] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 27.782860] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.795608] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 27.832733] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 27.870372] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 27.910824] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 27.951091] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 27.994720] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 28.103855] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.117555] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 28.167589] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 28.217414] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 28.272425] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 28.312995] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 28.354449] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.365573] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.388426] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 28.432310] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 28.481692] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 28.535559] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 28.592916] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 28.640234] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 28.690253] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.725049] systemd[1]: Starting Journal Service... Starting Journal Service... [ 28.752442] fuse: init (API version 7.32) [ 28.791610] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 28.852904] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 28.911784] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 28.979076] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 29.022355] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 29.070684] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 29.166886] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.177429] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 29.235818] systemd[1]: modprobe@drm.service: Succeeded. [ 29.246085] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 29.295760] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.306557] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 29.365704] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 29.405582] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 29.471323] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 29.502485] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 29.561112] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.571178] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.590369] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 29.650118] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 29.713411] systemd[1]: Starting Create System Users... Starting Create System Users... [ 29.767432] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 30.176194] systemd-journald[279]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Finished Coldplug All udev Devices. [ OK ] Found device /dev/ttymxc1. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.163-cip24 #1 SMP Sat Jan 14 12:52:49 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8718853/extract-nfsrootfs-nfdk48mh' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8718853/extract-nfsrootfs-nfdk48mh' / # 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-8718853/environment . /lava-8718853/environment / # /lava-8718853/bin/lava-test-runner /lava-8718853/0 /lava-8718853/bin/lava-test-runner /lava-8718853/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8718853/0/tests/0_timesync-off ++ cat uuid + UUID=8718853_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-8718853/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8718853_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.162-cip24-788-g63c30712099cf/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8718853/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2023-01-14 13:13:04-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.162-cip24-788-g63c30712099cf/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28 Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1409592 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 28.94K 101KB/s kselftest.tar.xz 7%[> ] 102.47K 142KB/s kselftest.tar.xz 10%[=> ] 142.07K 139KB/s kselftest.tar.xz 12%[=> ] 175.07K 135KB/s kselftest.tar.xz 14%[=> ] 204.77K 129KB/s kselftest.tar.xz 17%[==> ] 235.88K 125KB/s kselftest.tar.xz 19%[==> ] 266.99K 123KB/s kselftest.tar.xz 21%[===> ] 300.92K 122KB/s kselftest.tar.xz 24%[===> ] 337.69K 122KB/s kselftest.tar.xz 26%[====> ] 358.42K 118KB/s eta 9s kselftest.tar.xz 28%[====> ] 397.08K 119KB/s eta 9s kselftest.tar.xz 31%[=====> ] 429.60K 118KB/s eta 9s kselftest.tar.xz 33%[=====> ] 464.96K 119KB/s eta 9s kselftest.tar.xz 36%[======> ] 503.14K 119KB/s eta 7s kselftest.tar.xz 38%[======> ] 526.69K 117KB/s eta 7s kselftest.tar.xz 41%[=======> ] 565.35K 118KB/s eta 7s kselftest.tar.xz 42%[=======> ] 584.67K 116KB/s eta 7s kselftest.tar.xz 44%[=======> ] 609.19K 109KB/s eta 7s kselftest.tar.xz 45%[========> ] 631.82K 107KB/s eta 7s kselftest.tar.xz 47%[========> ] 647.37K 104KB/s eta 7s kselftest.tar.xz 48%[========> ] 670.00K 105KB/s eta 7s kselftest.tar.xz 50%[=========> ] 690.72K 99.6KB/s eta 6s kselftest.tar.xz 51%[=========> ] 711.00K 100KB/s eta 6s kselftest.tar.xz 52%[=========> ] 729.39K 96.8KB/s eta 6s kselftest.tar.xz 54%[=========> ] 747.77K 96.6KB/s eta 6s kselftest.tar.xz 55%[==========> ] 763.32K 91.7KB/s eta 6s kselftest.tar.xz 56%[==========> ] 781.22K 94.9KB/s eta 6s kselftest.tar.xz 57%[==========> ] 797.26K 89.7KB/s eta 6s kselftest.tar.xz 59%[==========> ] 815.64K 90.5KB/s eta 6s kselftest.tar.xz 60%[===========> ] 838.27K 89.0KB/s eta 6s kselftest.tar.xz 62%[===========> ] 858.07K 88.2KB/s eta 6s kselftest.tar.xz 63%[===========> ] 880.69K 85.3KB/s eta 5s kselftest.tar.xz 65%[============> ] 901.90K 87.0KB/s eta 5s kselftest.tar.xz 67%[============> ] 930.18K 83.4KB/s eta 5s kselftest.tar.xz 69%[============> ] 950.91K 85.9KB/s eta 5s kselftest.tar.xz 71%[=============> ] 982.50K 87.4KB/s eta 5s kselftest.tar.xz 72%[=============> ] 1001K 88.0KB/s eta 4s kselftest.tar.xz 74%[=============> ] 1022K 89.9KB/s eta 4s kselftest.tar.xz 76%[==============> ] 1.03M 88.3KB/s eta 4s kselftest.tar.xz 78%[==============> ] 1.06M 94.1KB/s eta 4s kselftest.tar.xz 80%[===============> ] 1.08M 88.6KB/s eta 3s kselftest.tar.xz 82%[===============> ] 1.10M 89.5KB/s eta 3s kselftest.tar.xz 83%[===============> ] 1.13M 90.0KB/s eta 3s kselftest.tar.xz 86%[================> ] 1.16M 89.7KB/s eta 2s kselftest.tar.xz 88%[================> ] 1.18M 90.8KB/s eta 2s kselftest.tar.xz 89%[================> ] 1.21M 90.4KB/s eta 2s kselftest.tar.xz 92%[=================> ] 1.24M 87.1KB/s eta 1s kselftest.tar.xz 94%[=================> ] 1.27M 87.9KB/s eta 1s kselftest.tar.xz 95%[==================> ] 1.29M 84.7KB/s eta 1s kselftest.tar.xz 97%[==================> ] 1.31M 83.6KB/s eta 1s kselftest.tar.xz 98%[==================> ] 1.33M 84.5KB/s eta 0s kselftest.tar.xz 99%[==================> ] 1.34M 82.5KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 83.0KB/s in 14s 2023-01-14 13:13:19 (95.7 KB/s) - 'kselftest.tar.xz' saved [1409592/1409592] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 99.257059] 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 [ 100.168540] lkdtm: Performing direct entry BUG [ 100.173437] ------------[ cut here ]------------ [ 100.178069] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 100.183312] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 100.188474] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 100.217764] CPU: 0 PID: 811 Comm: cat Not tainted 5.10.163-cip24 #1 [ 100.224053] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.230615] PC is at lkdtm_BUG+0x14/0x18 [ 100.234565] LR is at lkdtm_do_action+0x2c/0x4c [ 100.239031] pc : [] lr : [] psr: a00e0013 [ 100.245319] sp : c607be58 ip : c607be68 fp : c607be64 [ 100.250564] r10: 00000004 r9 : c1acd2d4 r8 : c15e879c [ 100.255810] r7 : c607bf60 r6 : 00000004 r5 : c641b000 r4 : 00000001 [ 100.262357] r3 : c0c34914 r2 : 493c01b3 r1 : ef7815e0 r0 : c15e87a4 [ 100.268909] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 100.276069] Control: 10c5387d Table: 165dc04a DAC: 00000051 [ 100.281841] Process cat (pid: 811, stack limit = 0xc72ef3a5) [ 100.287524] Stack: (0xc607be58 to 0xc607c000) [ 100.291909] be40: c607be74 c607be68 [ 100.300119] be60: c0c343a8 c0c34920 c607be9c c607be78 c0c348a8 c0c34388 c0c34788 c5978500 [ 100.308326] be80: b6e70000 00000004 c519f780 c607bf60 c607bec4 c607bea0 c07e1124 c0c34794 [ 100.316534] bea0: 00000000 c5978500 b6e70000 c2816000 c607bf60 c07e10c0 c607bf5c c607bec8 [ 100.324741] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c607a000 [ 100.332948] bee0: b6e70000 00020000 00000004 00000004 0001fffc c607bee0 00000001 b6e6f000 [ 100.341155] bf00: c29c9400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.349361] bf20: 00000000 00000000 c1377438 493c01b3 c205cae0 c5978500 c5978500 c607a000 [ 100.357569] bf40: b6e70000 00000000 00000000 00000004 c607bf94 c607bf60 c0599538 c0598ea4 [ 100.365775] bf60: 00000000 00000000 c607bfac 493c01b3 00000004 00000004 b6fb7e00 00000004 [ 100.373983] bf80: c03002e4 c607a000 c607bfa4 c607bf98 c05995c8 c05994d0 00000000 c607bfa8 [ 100.382190] bfa0: c03000c0 c05995bc 00000004 00000004 00000001 b6e70000 00000004 00000000 [ 100.390396] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 [ 100.398603] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 800e0030 00000001 00000000 00000000 [ 100.406800] Backtrace: [ 100.409297] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.416905] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.424951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.432902] r9:c607bf60 r8:c519f780 r7:00000004 r6:b6e70000 r5:c5978500 r4:c0c34788 [ 100.440687] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.448551] r9:c07e10c0 r8:c607bf60 r7:c2816000 r6:b6e70000 r5:c5978500 r4:00000000 [ 100.456326] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.463491] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c607a000 r5:c5978500 [ 100.471339] r4:c5978500 [ 100.473908] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.481073] r9:c607a000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000004 r4:00000004 [ 100.488851] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.496441] Exception stack(0xc607bfa8 to 0xc607bff0) [ 100.501520] bfa0: 00000004 00000004 00000001 b6e70000 00000004 00000000 [ 100.509727] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 [ 100.517928] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 [ 100.523011] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 100.529136] ---[ end trace 6c74ca142c1e31f3 ]--- [ 100.533781] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 100.542677] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 811, name: cat [ 100.550350] INFO: lockdep is turned off. [ 100.554290] irq event stamp: 1608 [ 100.557647] hardirqs last enabled at (1607): [] console_unlock+0x4b0/0x6c0 [ 100.565507] hardirqs last disabled at (1608): [] __und_svc+0x60/0x6c [ 100.572759] softirqs last enabled at (1604): [] __do_softirq+0x378/0x5fc [ 100.580445] softirqs last disabled at (1593): [] __irq_exit_rcu+0x178/0x1d0 [ 100.588304] CPU: 0 PID: 811 Comm: cat Tainted: G D 5.10.163-cip24 #1 [ 100.595978] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.602522] Backtrace: [ 100.605028] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 100.612627] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fbb8 [ 100.618324] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 100.625677] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 100.633453] r9:600e0093 r8:0000000b r7:c035bc60 r6:00000031 r5:c19c988c r4:c607a000 [ 100.641230] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 100.649085] r6:00000000 r5:00000031 r4:c19c988c [ 100.653745] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 100.661512] r6:00000001 r5:c607a000 r4:c638b600 [ 100.666175] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 100.673513] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c638b600 [ 100.680250] [] (do_exit) from [] (die+0x370/0x37c) [ 100.686797] r7:c1e0fb4c [ 100.689360] [] (die) from [] (do_undefinstr+0x170/0x240) [ 100.696440] r10:00000004 r9:c607a000 r8:c15e879c r7:00000000 r6:c607bdc8 r5:c0c34928 [ 100.704289] r4:e7f001f2 [ 100.706854] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 100.714791] Exception stack(0xc607bdc8 to 0xc607be10) [ 100.719872] bdc0: c15e87a4 ef7815e0 493c01b3 c0c34914 00000001 c641b000 [ 100.728080] bde0: 00000004 c607bf60 c15e879c c1acd2d4 00000004 c607be64 c607be68 c607be58 [ 100.736282] be00: c0c343a8 c0c34928 a00e0013 ffffffff [ 100.741360] r7:c607bdfc r6:ffffffff r5:a00e0013 r4:c0c3492c [ 100.747052] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.754650] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.762690] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.770638] r9:c607bf60 r8:c519f780 r7:00000004 r6:b6e70000 r5:c5978500 r4:c0c34788 [ 100.778417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.786277] r9:c07e10c0 r8:c607bf60 r7:c2816000 r6:b6e70000 r5:c5978500 r4:00000000 [ 100.794053] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.801219] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c607a000 r5:c5978500 [ 100.809068] r4:c5978500 [ 100.811636] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.818801] r9:c607a000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000004 r4:00000004 [ 100.826577] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.834166] Exception stack(0xc607bfa8 to 0xc607bff0) [ 100.839245] bfa0: 00000004 00000004 00000001 b6e70000 00000004 00000000 [ 100.847452] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 [ 100.855652] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 # Segmentation fault # [ 100.168540] lkdtm: Performing direct entry BUG # [ 100.173437] ------------[ cut here ]------------ # [ 100.178069] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 100.183312] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 100.188474] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 100.217764] CPU: 0 PID: 811 Comm: cat Not tainted 5.10.163-cip24 #1 # [ 100.224053] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.230615] PC is at lkdtm_BUG+0x14/0x18 # [ 100.234565] LR is at lkdtm_do_action+0x2c/0x4c # [ 100.239031] pc : [] lr : [] psr: a00e0013 # [ 100.245319] sp : c607be58 ip : c607be68 fp : c607be64 # [ 100.250564] r10: 00000004 r9 : c1acd2d4 r8 : c15e879c # [ 100.255810] r7 : c607bf60 r6 : 00000004 r5 : c641b000 r4 : 00000001 # [ 100.262357] r3 : c0c34914 r2 : 493c01b3 r1 : ef7815e0 r0 : c15e87a4 # [ 100.268909] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.276069] Control: 10c5387d Table: 165dc04a DAC: 00000051 # [ 100.281841] Process cat (pid: 811, stack limit = 0xc72ef3a5) # [ 100.287524] Stack: (0xc607be58 to 0xc607c000) # [ 100.291909] be40: c607be74 c607be68 # [ 100.300119] be60: c0c343a8 c0c34920 c607be9c c607be78 c0c348a8 c0c34388 c0c34788 c5978500 # [ 100.308326] be80: b6e70000 00000004 c519f780 c607bf60 c607bec4 c607bea0 c07e1124 c0c34794 # [ 100.316534] bea0: 00000000 c5978500 b6e70000 c2816000 c607bf60 c07e10c0 c607bf5c c607bec8 # [ 100.324741] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c607a000 # [ 100.332948] bee0: b6e70000 00020000 00000004 00000004 0001fffc c607bee0 00000001 b6e6f000 # [ 100.341155] bf00: c29c9400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.349361] bf20: 00000000 00000000 c1377438 493c01b3 c205cae0 c5978500 c5978500 c607a000 # [ 100.357569] bf40: b6e70000 00000000 00000000 00000004 c607bf94 c607bf60 c0599538 c0598ea4 # [ 100.365775] bf60: 00000000 00000000 c607bfac 493c01b3 00000004 00000004 b6fb7e00 00000004 # [ 100.373983] bf80: c03002e4 c607a000 c607bfa4 c607bf98 c05995c8 c05994d0 00000000 c607bfa8 # [ 100.382190] bfa0: c03000c0 c05995bc 00000004 00000004 00000001 b6e70000 00000004 00000000 # [ 100.390396] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 # [ 100.398603] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 800e0030 00000001 00000000 00000000 # [ 100.406800] Backtrace: # [ 100.409297] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.416905] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.424951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.432902] r9:c607bf60 r8:c519f780 r7:00000004 r6:b6e70000 r5:c5978500 r4:c0c34788 # [ 100.440687] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.448551] r9:c07e10c0 r8:c607bf60 r7:c2816000 r6:b6e70000 r5:c5978500 r4:00000000 # [ 100.456326] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.463491] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c607a000 r5:c5978500 # [ 100.471339] r4:c5978500 # [ 100.473908] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.481073] r9:c607a000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000004 r4:00000004 # [ 100.488851] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.496441] Exception stack(0xc607bfa8 to 0xc607bff0) # [ 100.501520] bfa0: 00000004 00000004 00000001 b6e70000 00000004 00000000 # [ 100.509727] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 # [ 100.517928] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 # [ 100.523011] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 100.529136] ---[ end trace 6c74ca142c1e31f3 ]--- # [ 100.533781] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 100.542677] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 811, name: cat # [ 100.550350] INFO: lockdep is turned off. # [ 100.554290] irq event stamp: 1608 # [ 100.557647] hardirqs last enab[ 101.346907] lkdtm: Performing direct entry WARNING led at (1607): [] conso[ 101.353348] ------------[ cut here ]------------ le_unlock+0x4b0/0x6c0 # [ 100.5[ 101.360879] WARNING: CPU: 2 PID: 882 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 65507] hardirqs last disabled at [ 101.372088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 (1608): [] __und_svc+0x[ 101.403784] CPU: 2 PID: 882 Comm: cat Tainted: G D W 5.10.163-cip24 #1 60/0x6c # [ 100.572759] softirq[ 101.414267] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) s last enabled at (1604): [] __do_softirq+0x378/0x5fc [ 101.428985] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.580445] softirqs last di[ 101.439406] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 sabled at (1593): [] __[ 101.447930] [] (show_stack) from [] (dump_stack+0xe0/0x100) irq_exit_rcu+0x178/0x1d0 # [ 10[ 101.458103] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0.588304] CPU: 0 PID: 811 Comm: c[ 101.467922] r9:00000009 r8:c0c34974 r7:00000053 r6:00000009 r5:c0c34974 r4:c1acd990 at Tainted: G D 5.[ 101.478535] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 10.163-cip24 #1 # [ 100.595978][ 101.488874] r7:00000053 r6:c1acd990 r5:00000000 r4:c5e46000 Hardware name: Freescale i.MX6 Q[ 101.497399] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) uad/DualLite (Device Tree) # [ [ 101.508350] r9:c1acd2d8 r8:c15e879c r7:c5e47f60 r6:00000008 r5:c637e000 r4:00000002 100.602522] Backtrace: # [ 100[ 101.518957] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) .605028] [] (dump_backt[ 101.529733] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) race) from [] (show_sta[ 101.540605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ck+0x20/0x24) # [ 100.612627] [ 101.551377] r9:c5e47f60 r8:c519f780 r7:00000008 r6:b6eb3000 r5:c60e8b40 r4:c0c34788 r7:ffffffff r6:600e0093 r5:000000[ 101.561987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 00 r4:c1f0fbb8 # [ 100.618324] [ 101.572675] r9:c07e10c0 r8:c5e47f60 r7:c2816000 r6:b6eb3000 r5:c60e8b40 r4:00000000 [] (show_stack) from [<[ 101.583281] [] (vfs_write) from [] (ksys_write+0x74/0xec) c135b640>] (dump_stack+0xe0/0x100[ 101.593277] r10:00000004 r9:00000000 r8:00000000 r7:b6eb3000 r6:c5e46000 r5:c60e8b40 ) # [ 100.625677] [] [ 101.603965] r4:c60e8b40 (dump_stack) from[ 101.609369] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.617976] r9:c5e46000 r8:c03002e4 r7:00000004 r6:b6ffae00 r5:00000008 r4:00000008 [ 101.625733] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.633307] Exception stack(0xc5e47fa8 to 0xc5e47ff0) [ 101.638369] 7fa0: 00000008 00000008 00000001 b6eb3000 00000008 00000000 [ 101.646555] 7fc0: 00000008 00000008 b6ffae00 00000004 00000001 00000000 00020000 be81ca54 [ 101.654738] 7fe0: 00000004 be81c788 b6f654cf b6eeb7e6 [ 101.659862] irq event stamp: 0 [ 101.662934] hardirqs last enabled at (0): [<00000000>] 0x0 [ 101.668523] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [<[ 101.676085] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 c038e4d0>] (___might_sleep+0x1ac/[ 101.683863] softirqs last disabled at (0): [<00000000>] 0x0 0x2bc) [ 101.692325] ---[ end trace 6c74ca142c1e31f4 ]--- # [ 100.633453] r9:600e0093 r8:0000000b r7:c035bc60 r6:00000031 r5:c19c988c r4:c607a000 # [ 100.641230] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 100.649085] r6:00000000 r5:00000031 r4:c19c988c # [ 100.653745] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 100.661512] r6:00000001 r5:c607a000 r4:c638b600 # [ 100.666175] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 100.673513] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c638b600 # [ 100.680250] [] (do_exit) from [] (die+0x370/0x37c) # [ 100.686797] r7:c1e0fb4c # [ 100.689360] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 100.696440] r10:00000004 r9:c607a000 r8:c15e879c r7:00000000 r6:c607bdc8 r5:c0c34928 # [ 100.704289] r4:e7f001f2 # [ 100.706854] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 100.714791] Exception stack(0xc607bdc8 to 0xc607be10) # [ 100.719872] bdc0: c15e87a4 ef7815e0 493c01b3 c0c34914 00000001 c641b000 # [ 100.728080] bde0: 00000004 c607bf60 c15e879c c1acd2d4 00000004 c607be64 c607be68 c607be58 # [ 100.736282] be00: c0c343a8 c0c34928 a00e0013 ffffffff # [ 100.741360] r7:c607bdfc r6:ffffffff r5:a00e0013 r4:c0c3492c # [ 100.747052] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.754650] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.762690] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.770638] r9:c607bf60 r8:c519f780 r7:00000004 r6:b6e70000 r5:c5978500 r4:c0c34788 # [ 100.778417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.786277] r9:c07e10c0 r8:c607bf60 r7:c2816000 r6:b6e70000 r5:c5978500 r4:00000000 # [ 100.794053] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.801219] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c607a000 r5:c5978500 # [ 100.809068] r4:c5978500 # [ 100.811636] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.818801] r9:c607a000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000004 r4:00000004 # [ 100.826577] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.834166] Exception stack(0xc607bfa8 to 0xc607bff0) # [ 100.839245] bfa0: 00000004 00000004 00000001 b6e70000 00000004 00000000 # [ 100.847452] bfc0: 00000004 00000004 b6fb7e00 00000004 00000001 00000000 00020000 be8fea54 # [ 100.855652] bfe0: 00000004 be8fe788 b6f224cf b6ea87e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 101.346907] lkdtm: Performing direct entry WARNING # [ 101.353348] ------------[ cut here ]------------ # [ 101.360879] WARNING: CPU: 2 PID: 882 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 101.372088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 101.403784] CPU: 2 PID: 882 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 101.414267] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.423657] Backtrace: # [ 101.428985] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 101.439406] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 101.447930] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 1[ 102.021542] lkdtm: Performing direct entry WARNING_MESSAGE 01.458103] [] (dump_sta[ 102.028900] ------------[ cut here ]------------ ck) from [] (__warn+0xf[ 102.036528] WARNING: CPU: 0 PID: 917 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 c/0x16c) # [ 101.467922] r9:00[ 102.048541] Warning message trigger count: 2 000009 r8:c0c34974 r7:00000053 r6[ 102.055826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 :00000009 r5:c0c34974 r4:c1acd990[ 102.087559] CPU: 0 PID: 917 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 102.097947] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.104479] Backtrace: [ 102.106953] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.114532] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 102.120202] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.127523] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 102.134493] r9:00000009 r8:c0c349c4 r7:00000058 r6:00000009 r5:c0c349c4 r4:c1acd990 [ 102.142248] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.149737] r7:00000058 r6:c1acd990 r5:c1acd9ac r4:c6882000 [ 102.155408] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [ 102.164202] r9:c1acd2e0 r8:c15e879c r7:c6883f60 r6:00000010 r5:c641e000 r4:00000003 [ 102.171953] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.180573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.188589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.196514] r9:c6883f60 r8:c519f780 r7:00000010 r6:b6e0f000 r5:c60f2000 r4:c0c34788 [ 102.204272] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.212108] r9:c07e10c0 r8:c6883f60 r7:c2816000 r6:b6e0f000 r5:c60f2000 r4:00000000 [ 102.219860] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.227004] r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c6882000 r5:c60f2000 [ 102.234836] r4:c60f2000 [ 102.237380] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.244523] r9:c6882000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:00000010 r4:00000010 [ 102.252276] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.259849] Exception stack(0xc6883fa8 to 0xc6883ff0) [ 102.264909] 3fa0: 00000010 00000010 00000001 b6e0f000 00000010 00000000 [ 102.273093] 3fc0: 00000010 00000010 b6f56e00 00000004 00000001 00000000 00020000 be8e0a54 [ 102.281277] 3fe0: 00000004 be8e0788 b6ec14cf b6e477e6 # [ 101.478535] [] ([ 102.286398] irq event stamp: 0 __warn) from [] (warn_s[ 102.292343] hardirqs last enabled at (0): [<00000000>] 0x0 lowpath_fmt+0x8c/0xa8) # [ 101.[ 102.300814] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 488874] r7:00000053 r6:c1acd990 [ 102.311197] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 r5:00000000 r4:c5e46000 # [ 101[ 102.321557] softirqs last disabled at (0): [<00000000>] 0x0 .497399] [] (warn_slowp[ 102.330006] ---[ end trace 6c74ca142c1e31f5 ]--- ath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 101.508350] r9:c1acd2d8 r8:c15e879c r7:c5e47f60 r6:00000008 r5:c637e000 r4:00000002 # [ 101.518957] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.529733] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.540605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.551377] r9:c5e47f60 r8:c519f780 r7:00000008 r6:b6eb3000 r5:c60e8b40 r4:c0c34788 # [ 101.561987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.572675] r9:c07e10c0 r8:c5e47f60 r7:c2816000 r6:b6eb3000 r5:c60e8b40 r4:00000000 # [ 101.583281] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.593277] r10:00000004 r9:00000000 r8:00000000 r7:b6eb3000 r6:c5e46000 r5:c60e8b40 # [ 101.603965] r4:c60e8b40 # [ 101.609369] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.617976] r9:c5e46000 r8:c03002e4 r7:00000004 r6:b6ffae00 r5:00000008 r4:00000008 # [ 101.625733] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.633307] Exception stack(0xc5e47fa8 to 0xc5e47ff0) # [ 101.638369] 7fa0: 00000008 00000008 00000001 b6eb3000 00000008 00000000 # [ 101.646555] 7fc0: 00000008 00000008 b6ffae00 00000004 00000001 00000000 00020000 be81ca54 # [ 101.654738] 7fe0: 00000004 be81c788 b6f654cf b6eeb7e6 # [ 101.659862] irq event stamp: 0 # [ 101.662934] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 101.668523] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.676085] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.683863] softirqs last disabled at (0): [<00000000>] 0x0 # [ 101.692325] ---[ end trace 6c74ca142c1e31f4 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 102.021542] lkdtm: Performing direct entry WARNING_MESSAGE # [ 102.028900] ------------[ cut here ]------------ # [ 102.036528] WARNING: CPU: 0 PID: 917 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 102.048541] Warning message trigger count: 2 # [ 102.055826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 102.087559] CPU: 0 PID: 917 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 102.097947] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.104479] Backtrace: # [ 102.106953] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.114532] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 102.120202] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.127523] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 102.134493] r9:00000009 r8:c0c349c4 r7:00000058 r6:00000009 r5:c0c349c4 r4:c1acd990 # [ 102.142248] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.149737] r7:00000058 r6:c1acd990 r5:c1acd9ac r4:c6882000 # [ 102.155408] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 102.164202] r9:c1acd2e0 r8:c15e879c r7:c6883f60 r6:00000010 r5:c641e000 r4:00000003 # [ 102.171953] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.180573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.188589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.196514] r9:c6883f60 r8:c519f780 r7:00000010 r6:b6e0f000 r5:c60f2000 r4:c0c34788 [ 102.677960] lkdtm: Performing direct entry EXCEPTION # [ 102.204272] [] (f[ 102.684540] 8<--- cut here --- ull_proxy_write) from [[ 102.690378] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ] (vfs_write+0x10c/0x524) # [ 1[ 102.701330] pgd = e3da7581 02.212108] r9:c07e10c0 r8:c6883f[ 102.706815] [00000000] *pgd=00000000 60 r7:c2816000 r6:b6e0f000 r5:c60[ 102.713287] Internal error: Oops: 805 [#2] SMP ARM f2000 r4:00000000 # [ 102.21986[ 102.720903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 0] [] (vf[s _ w1r0i2t.e52606] CPU: 1 PID: 949 Comm: cat Tainted: G D W 5.10.163-cip24 #1 ) from [[< c 0150929.573682>4]2 6] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ksys_write+0x74/0xec) #[ [ 1 02.770698] PC is at lkdtm_EXCEPTION+0x18/0x20 02.227004] r1[0 : 0100020.070707564] LR is at lkdtm_do_action+0x2c/0x4c r9:0000[0 0 0100 2.r788:30909090 pc : [] lr : [] psr: a00e0013 0000 r[7 : b160e20.f7090109 1r36] sp : c64e1e58 ip : c64e1e68 fp : c64e1e64 c688200[0 r150:2c.6709f82708070 r10: 0000000a r9 : c1acd2f0 r8 : c15e879c # [ [1 0 21.0223.488035666]0 ] r7 : c64e1f60 r6 : 0000000a r5 : c5e0f000 r4 : 00000004 r4:c60f[2 0 0100 2 .#8 1[3 8 3150 r3 : 00000000 r2 : e1e5db85 r1 : ef7965e0 r0 : c15e87bc 2.237380] [<[c 0 5190924.c842>2]013] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (ksys_write) [f r o1m0 2.[8<3c10056] Control: 10c5387d Table: 168d004a DAC: 00000051 995c8>] (sys_wri[t e +100x21.88/38712] Process cat (pid: 949, stack limit = 0x023be10b) x1c) # [[ 110022..28444654243] Stack: (0xc64e1e58 to 0xc64e2000) ] r9:c688200[ 0 1r082:.c805320543] 1e40: c64e1e74 c64e1e68 2e4 r7:0000000[4 r160:2b.68f62529] 1e60: c0c343a8 c0c349d8 c64e1e9c c64e1e78 c0c348a8 c0c34388 c0c34788 c5809400 6e00 r5:00000010[ r 41:0020.08072714] 1e80: b6de3000 0000000a c519f780 c64e1f60 c64e1ec4 c64e1ea0 c07e1124 c0c34794 010 # [ 102.2[5 2 217062]. 8[8<972] 1ea0: 00000000 c5809400 b6de3000 c2816000 c64e1f60 c07e10c0 c64e1f5c c64e1ec8 c05995b0>] (sy[ s _1w0r2i.t8e9)3 43] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c596e9a4 c0599538 c64e0000 from [ ] 1(0r2e.t9_03229] 1ee0: b6de3000 00020000 00000004 0000000a 0001fff6 c64e1ee0 00000001 00000805 ast_syscall+0x[0 / 01x0228.)9 1 3400] 1f00: c615f400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.259849[] E1x0c2e.p9t2i3572] 1f20: 00000000 00000000 c64e0000 e1e5db85 b6de2000 c5809400 c5809400 c64e0000 n stack(0xc6883f[a 8 1t0o2 .09x33745] 1f40: b6de3000 00000000 00000000 00000004 c64e1f94 c64e1f60 c0599538 c0598ea4 6883ff0) # [[ 110022..296444902] 1f60: 00000000 00000000 c64e1fac e1e5db85 0000000a 0000000a b6f2ae00 00000004 09] 3fa0: [ 1 0 2 . 9 54088] 1f80: c03002e4 c64e0000 c64e1fa4 c64e1f98 c05995c8 c05994d0 00000000 c64e1fa8 00000010 0[0 0 0100021.09 604045] 1fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6de3000 0000000a 00000000 000001 b6e0f000[ 0 0100020.09170431] 1fc0: 0000000a 0000000a b6f2ae00 00000004 00000001 00000000 00020000 becf1a54 00000000 # [ [1 0 21.0227.39084603] 1fe0: 00000004 becf1788 b6e954cf b6e1b7e6 800e0030 00000001 00000000 00000000 3] 3fc0: 000000[1 0 100020.09090855] Backtrace: 10 b6f56e00 00000004 [0 0 0100020999305] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) 01 00000000 00020[0 0 01 0b3e.80e9648] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0a54 # [ [1 0 21.0238.10217977]1] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 3fe0: 0000000[4 b1e083e.007289483] r9:c64e1f60 r8:c519f780 r7:0000000a r6:b6de3000 r5:c5809400 r4:c0c34788 b6ec14cf b6e477e6 # [[ 11003.039225] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) .286398] irq eve[n t 1s0t3a.m0p49392] r9:c07e10c0 r8:c64e1f60 r7:c2816000 r6:b6de3000 r5:c5809400 r4:00000000 0 # [ 102.2923[4 3 ]1 0h3a.r0d9218] [] (vfs_write) from [] (ksys_write+0x74/0xec) irqs last enabl[e d 1a0t3 .(0068434] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c64e0000 r5:c5809400 : [<000[0 0 010003>.]0 708x303 9 r4:c5809400 # [ 102.300814][ h a1r0d3i.r0q82527] [] (ksys_write) from [] (sys_write+0x18/0x1c) last disabled [a t 1(003).:0 9[743] r9:c64e0000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000000a r4:0000000a ] copy_pro[c e s1s0+30.101484] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 5f8/0x197[4 1#0 3[. 1 1110320.] Exception stack(0xc64e1fa8 to 0xc64e1ff0) 311197] softir[q s 1l0a3s.t1 1 8090] 1fa0: 0000000a 0000000a 00000001 b6de3000 0000000a 00000000 nabled at (0): [[< c 0130533.d1028262] 1fc0: 0000000a 0000000a b6f2ae00 00000004 00000001 00000000 00020000 becf1a54 >] copy_pro[c e s1s0+30.x153f885/7] 1fe0: 00000004 becf1788 b6e954cf b6e1b7e6 0x1974 # [ 10[2 . 3120135.5174]393] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) softirqs last disabled at (0): [[ 103.153529] ---[ end trace 6c74ca142c1e31f6 ]--- <00000000>] 0x0 # [ 102.330006] ---[ end trace 6c74ca142c1e31f5 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 102.677960] lkdtm: Performing direct entry EXCEPTION # [ 102.684540] 8<--- cut here --- # [ 102.690378] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 102.701330] pgd = e3da7581 # [ 102.706815] [00000000] *pgd=00000000 # [ 102.713287] Internal error: Oops: 805 [#2] SMP ARM # [ 102.720903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 102.752606] CPU: 1 PID: 949 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 102.762426] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.770698] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 102.777564] LR is at lkdtm_do_action+0x2c/0x4c # [ 102.783999] pc : [] lr : [] psr: a00e0013 # [ 102.791913] sp : c64e1e58 ip : c64e1e68 fp : c64e1e64 # [ 102.798787] r10: 0000000a r9 : c1acd2f0 r8 : c15e879c # [ 102.805660] r7 : c64e1f60 r6 : 0000000a r5 : c5e0f000 r4 : 00000004 # [ 102.813835] r3 : 00000000 r2 : e1e5db85 r1 : ef7965e0 r0 : c15e87bc # [ 102.822013] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.831056] Control: 10c5387d Table: 168d004a DAC: 00000051 # [ 102.838712] Process cat (pid: 949, stack limit = 0x023be10b) # [ 102.846449] Stack: (0xc64e1e58 to 0xc64e2000) # [ 102.852543] 1e40: c64e1e74 c64e1e68 # [ 102.862629] 1e60: c0c343a8 c0c349d8 c64e1e9c c64e1e78 c0c348a8 c0c34388 c0c34788 c5809400 # [ 102.872714] 1e80: b6de3000 0000000a c519f780 c64e1f60 c64e1ec4 c64e1ea0 c07e1124 c0c34794 # [ 102.882972] 1ea0: 00000000 c5809400 b6de3000 c2816000 c64e1f60 c07e10c0 c64e1f5c c64e1ec8 # [ 102.893143] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c596e9a4 c0599538 c64e0000 # [ 102.903229] 1ee0: b6de3000 00020000 00000004 0000000a 0001fff6 c64e1ee0 00000001 00000805 # [ 102.913400] 1f00: c615f400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.923572] 1f20: 00000000 00000000 c64e0000 e1e5db85 b6de2000 c5809400 c5809400 c64e0000 # [ 102.933745] 1f40: b6de3000 00000000 00000000 00000004 c64e1f94 c64e1f60 c0599538 c0598ea4 # [ 102.944002] 1f60: 00000000 00000000 c64e1fac e1e5db85 0000000a 0000000a b6f2ae00 00000004 # [ 102.954088] 1f80: c03002e4 c64e0000 c64e1fa4 c64e1f98 c05995c8 c05994d0 00000000 c64e1fa8 # [ 102.964345] 1fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6de3000 0000000a 00000000 # [ 102.974431] 1fc0: 0000000a 0000000a b6f2ae00 00000004 00000001 00000000 00020000 becf1a54 # [ 102.984603] 1fe0: 00000004 becf1788 b6e954cf b6e1b7e6 800e0030 00000001 00000000 00000000 # [ 102.994855] Backtrace: # [ 102.999305] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.009648] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.019741] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.029483] r9:c64e1f60 r8:c519f780 r7:0000000a r6:b6de3000 r5:c5809400 r4:c0c34788 # [ 103.039225] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.049392] r9:c07e10c0 r8:c64e1f60 r7:c2816000 r6:b6de3000 r5:c5809400 r4:00000000 # [ 103.059218] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.068434] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c64e0000 r5:c5809400 # [ 103.078339] r4:c5809400 # [ 103.082527] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.091743] r9:c64e0000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000000a r4:0000000a # [ 103.101484] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.111301] Exception stack(0xc64e1fa8 to 0xc64e1ff0) # [ 103.118090] 1fa0: 0000000a 0000000a 00000001 b6de3000 0000000a 00000000 # [ 103.128262] 1fc0: 0000000a 0000000a b6f2ae00 00000004 00000001 00000000 00020000 becf1a54 # [ 103.138517] 1fe0: 00000004 becf1788 b6e954cf b6e1b7e6 # [ 103.145393] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 103.153529] ---[ end trace 6c74ca142c1e31f6 ]--- # 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 [ 104.322730] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 104.328325] lkdtm: attempting good list addition [ 104.333153] lkdtm: attempting corrupted list addition [ 104.338244] lkdtm: list_add() corruption not detected! # [ 104.322730] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 104.328325] lkdtm: attempting good list addition # [ 104.333153] lkdtm: attempting corrupted list addition # [ 104.338244] 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 [ 104.685509] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 104.691149] lkdtm: attempting good list removal [ 104.695695] lkdtm: attempting corrupted list removal [ 104.700769] lkdtm: list_del() corruption not detected! # [ 104.685509] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 104.691149] lkdtm: attempting good list removal # [ 104.695695] lkdtm: attempting corrupted list removal # [ 104.700769] 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 [ 105.029659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 105.036144] lkdtm: attempting bad read from page below current stack [ 105.042644] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 105.029659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 105.036144] lkdtm: attempting bad read from page below current stack # [ 105.042644] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 105.370167] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 105.376542] lkdtm: attempting bad read from page above current stack [ 105.383177] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 105.370167] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 105.376542] lkdtm: attempting bad read from page above current stack # [ 105.383177] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 105.729218] lkdtm: Performing direct entry UNSET_SMEP [ 105.734502] lkdtm: XFAIL: this test is x86_64-only # [ 105.729218] lkdtm: Performing direct entry UNSET_SMEP # [ 105.734502] 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 [ 106.056817] lkdtm: Performing direct entry DOUBLE_FAULT [ 106.062301] lkdtm: XFAIL: this test is ia32-only # [ 106.056817] lkdtm: Performing direct entry DOUBLE_FAULT # [ 106.062301] 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 [ 106.386891] lkdtm: Performing direct entry CORRUPT_PAC [ 106.392270] lkdtm: XFAIL: this test is arm64-only # [ 106.386891] lkdtm: Performing direct entry CORRUPT_PAC # [ 106.392270] 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 [ 106.738586] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 106.745226] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 106.738586] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 106.745226] 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 [ 107.466562] lkdtm: Performing direct entry READ_AFTER_FREE [ 107.472320] lkdtm: Value in memory before free: 12345678 [ 107.477676] lkdtm: Attempting bad read from freed memory [ 107.483050] lkdtm: Memory was not poisoned # [ 107.466562] lkdtm: Performing direct entry READ_AFTER_FREE # [ 107.472320] lkdtm: Value in memory before free: 12345678 # [ 107.477676] lkdtm: Attempting bad read from freed memory # [ 107.483050] 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 [ 108.006578] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 108.012866] lkdtm: Value in memory before free: 12345678 [ 108.018224] lkdtm: Attempting to read from freed memory [ 108.023502] lkdtm: Buddy page was not poisoned # [ 108.006578] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 108.012866] lkdtm: Value in memory before free: 12345678 # [ 108.018224] lkdtm: Attempting to read from freed memory # [ 108.023502] 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 [ 108.341892] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 108.347501] lkdtm: Attempting double slab free ... # [ 108.341892] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 108.347501] 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 [ 108.675546] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 108.681274] lkdtm: Attempting cross-cache slab free ... # [ 108.675546] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 108.681274] 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 [ 109.027558] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 109.033188] lkdtm: Attempting non-Slab slab free ... # [ 109.027558] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 109.033188] 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 [ 110.114423] lkdtm: Performing direct entry EXEC_DATA [ 110.119412] lkdtm: attempting ok execution at c0c35118 [ 110.124749] lkdtm: attempting bad execution at c26f796c [ 110.130082] 8<--- cut here --- [ 110.133151] Unable to handle kernel paging request at virtual address c26f796c [ 110.140392] pgd = 2866ec99 [ 110.143122] [c26f796c] *pgd=1261141e(bad) [ 110.147186] Internal error: Oops: 8000000d [#3] SMP ARM [ 110.152435] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 110.181722] CPU: 0 PID: 1792 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 110.189485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.196051] PC is at data_area+0x0/0x40 [ 110.199919] LR is at execute_location+0xa4/0xb4 [ 110.204474] pc : [] lr : [] psr: 600e0013 [ 110.210760] sp : c63d7e38 ip : c63d7d40 fp : c63d7e54 [ 110.216005] r10: 0000000a r9 : c1acd4d4 r8 : c15e879c [ 110.221252] r7 : c63d7f60 r6 : 00000001 r5 : c26f796c r4 : c0c35118 [ 110.227798] r3 : e3958498 r2 : e3958498 r1 : ef7815e0 r0 : 0000002b [ 110.234351] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 110.241509] Control: 10c5387d Table: 1581c04a DAC: 00000051 [ 110.247278] Process cat (pid: 1792, stack limit = 0x37bc75a3) [ 110.253045] Stack: (0xc63d7e38 to 0xc63d8000) [ 110.257429] 7e20: 0000001f c45a0000 [ 110.265636] 7e40: 0000000a c63d7f60 c63d7e64 c63d7e58 c1361d7c c1361b78 c63d7e74 c63d7e68 [ 110.273843] 7e60: c0c343a8 c1361d64 c63d7e9c c63d7e78 c0c348a8 c0c34388 c0c34788 c47ffe00 [ 110.282049] 7e80: b6df7000 0000000a c519f780 c63d7f60 c63d7ec4 c63d7ea0 c07e1124 c0c34794 [ 110.290256] 7ea0: 00000000 c47ffe00 b6df7000 c2816000 c63d7f60 c07e10c0 c63d7f5c c63d7ec8 [ 110.298463] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c2d5ce24 c0599538 c63d6000 [ 110.306670] 7ee0: b6df7000 00020000 00000004 0000000a 0001fff6 c63d7ee0 00000001 00000805 [ 110.314874] 7f00: c5aea500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.323081] 7f20: 00000000 00000000 c63d6000 e3958498 b6df6000 c47ffe00 c47ffe00 c63d6000 [ 110.331286] 7f40: b6df7000 00000000 00000000 00000004 c63d7f94 c63d7f60 c0599538 c0598ea4 [ 110.339493] 7f60: 00000000 00000000 c63d7fac e3958498 0000000a 0000000a b6f3ee00 00000004 [ 110.347699] 7f80: c03002e4 c63d6000 c63d7fa4 c63d7f98 c05995c8 c05994d0 00000000 c63d7fa8 [ 110.355906] 7fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6df7000 0000000a 00000000 [ 110.364111] 7fc0: 0000000a 0000000a b6f3ee00 00000004 00000001 00000000 00020000 be9e0a54 [ 110.372317] 7fe0: 00000004 be9e0788 b6ea94cf b6e2f7e6 800e0030 00000001 00000000 00000000 [ 110.380512] Backtrace: [ 110.383010] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 110.391218] r7:c63d7f60 r6:0000000a r5:c45a0000 r4:0000001f [ 110.396913] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.405039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.413085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.421034] r9:c63d7f60 r8:c519f780 r7:0000000a r6:b6df7000 r5:c47ffe00 r4:c0c34788 [ 110.428817] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.436679] r9:c07e10c0 r8:c63d7f60 r7:c2816000 r6:b6df7000 r5:c47ffe00 r4:00000000 [ 110.444454] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.451622] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c63d6000 r5:c47ffe00 [ 110.459471] r4:c47ffe00 [ 110.462041] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.469208] r9:c63d6000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000000a r4:0000000a [ 110.476988] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.484578] Exception stack(0xc63d7fa8 to 0xc63d7ff0) [ 110.489658] 7fa0: 0000000a 0000000a 00000001 b6df7000 0000000a 00000000 [ 110.497865] 7fc0: 0000000a 0000000a b6f3ee00 00000004 00000001 00000000 00020000 be9e0a54 [ 110.506066] 7fe0: 00000004 be9e0788 b6ea94cf b6e2f7e6 [ 110.511151] Code: 00000000 c43070c0 c4307180 c4307240 (e1a0c00d) [ 110.517276] ---[ end trace 6c74ca142c1e31f7 ]--- # Segmentation fault # [ 110.114423] lkdtm: Performing direct entry EXEC_DATA # [ 110.119412] lkdtm: attempting ok execution at c0c35118 # [ 110.124749] lkdtm: attempting bad execution at c26f796c # [ 110.130082] 8<--- cut here --- # [ 110.133151] Unable to handle kernel paging request at virtual address c26f796c # [ 110.140392] pgd = 2866ec99 # [ 110.143122] [c26f796c] *pgd=1261141e(bad) # [ 110.147186] Internal error: Oops: 8000000d [#3] SMP ARM # [ 110.152435] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.181722] CPU: 0 PID: 1792 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 110.189485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.196051] PC is at data_area+0x0/0x40 # [ 110.199919] LR is at execute_location+0xa4/0xb4 # [ 110.204474] pc : [] lr : [] psr: 600e0013 # [ 110.210760] sp : c63d7e38 ip : c63d7d40 fp : c63d7e54 # [ 110.216005] r10: 0000000a r9 : c1acd4d4 r8 : c15e879c # [ 110.221252] r7 : c63d7f60 r6 : 00000001 r5 : c26f796c r4 : c0c35118 # [ 110.227798] r3 : e3958498 r2 : e3958498 r1 : ef7815e0 r0 : 0000002b # [ 110.234351] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.241509] Control: 10c5387d Table: 1581c04a DAC: 00000051 # [ 110.247278] Process cat (pid: 1792, stack limit = 0x37bc75a3) # [ 110.253045] Stack: (0xc63d7e38 to 0xc63d8000) # [ 110.257429] 7e20: 0000001f c45a0000 # [ 110.265636] 7e40: 0000000a c63d7f60 c63d7e64 c63d7e58 c1361d7c c1361b78 c63d7e74 c63d7e68 # [ 110.273843] 7e60: c0c343a8 c1361d64 c63d7e9c c63d7e78 c0c348a8 c0c34388 c0c34788 c47ffe00 # [ 110.282049] 7e80: b6df7000 0000000a c519f780 c63d7f60 c63d7ec4 c63d7ea0 c07e1124 c0c34794 # [ 110.290256] 7ea0: 00000000 c47ffe00 b6df7000 c2816000 c63d7f60 c07e10c0 c63d7f5c c63d7ec8 # [ 110.298463] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c2d5ce24 c0599538 c63d6000 # [ 110.306670] 7ee0: b6df7000 00020000 00000004 0000000a 0001fff6 c63d7ee0 00000001 00000805 # [ 110.314874] 7f00: c5aea500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.323081] 7f20: 00000000 00000000 c63d6000 e3958498 b6df6000 c47ffe00 c47ffe00 c63d6000 # [ 110.331286] 7f40: b6df7000 00000000 00000000 00000004 c63d7f94 c63d7f60 c0599538 c0598ea4 # [ 110.339493] 7f60: 00000000 00000000 c63d7fac e3958498 0000000a 0000000a b6f3ee00 00000004 # [ 110.347699] 7f80: c03002e4 c63d6000 c63d7fa4 c63d7f98 c05995c8 c05994d0 00000000 c63d7fa8 # [ 110.355906] 7fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6df7000 0000000a 00000000 # [ 110.364111] 7fc0: 0000000a 0000000a b6f3ee00 00000004 00000001 00000000 00020000 be9e0a54 # [ 110.372317] 7fe0: 00000004 be9e0788 b6ea94cf b6e2f7e6 800e0030 00000001 00000000 00000000 # [ 110.380512] Backtrace: # [ 110.383010] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 110.391218] r7:c63d7f60 r6:0000000a r5:c45a0000 r4:0000001f # [ 110.396913] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.405039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.413085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.421034] r9:c63d7f60 r8:c519f780 r7:0000000a r6:b6df7000 r5:c47ffe00 r4:c0c34788 # [ 110.428817] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.436679] r9:c07e10c0 r8:c63d7f60 r7:c2816000 r6:b6df7000 r5:c47ffe00 r4:00000000 # [ 110.444454] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.451622] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c63d6000 r5:c47ffe00 # [ 110.459471] r4:c47ffe00 # [ 110.462041] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.469208] r9:c63d6000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000000a r4:0000000a # [ 110.476988] [] (sys_write) from [][ 110.972043] lkdtm: attempting ok execution at c0c35118 (ret_fast_syscall+0x0/0x28) # [[ 110.980095] lkdtm: attempting bad execution at c67dde0c 110.484578] Exception stack(0xc[ 110.988090] 8<--- cut here --- 63d7fa8 [t o 101x0c.6939d379f8f9] Unable to handle kernel paging request at virtual address c67dde0c ) # [ 110.[4 8 9161518.]0 0279f8] pgd = 1d708ce7 a0: 0000[0 0 0111.007476] [c67dde0c] *pgd=1661141e(bad) 0000000a 0000000[1 b161d1f.7004006] Internal error: Oops: 8000000d [#4] SMP ARM 00 0000000a 00000000 # [ 110.49[ 111.021308] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 7865] 7fc0: 000000[0 a 101010.0053011] CPU: 3 PID: 1868 Comm: cat Tainted: G D W 5.10.163-cip24 #1 00a b6f3ee[0 0 1 1010.00060209014] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000001 000000[0 0 101010.2070183] PC is at 0xc67dde0c 000 be9e0a54 # [ 11[0 . 5101610076322] LR is at execute_location+0xa4/0xb4 66] 7fe0[: 0101010.00080341 0b0] pc : [] lr : [] psr: 600e0013 9e0788 b6e[a 9 41c1f1. 0b961e120f] sp : c67ddde8 ip : 00000027 fp : c67dde04 7e6 # [ [1 1 01.1511.10195810]60] r10: 0000000b r9 : c1acd4e0 r8 : c15e879c Code: 00[0 0 0101010. 1c045310074] r7 : c67ddf60 r6 : 00000001 r5 : c67dde0c r4 : c0c35118 c0 c430718[0 c141310.71214303 66] r3 : 1f692615 r2 : 1f692615 r1 : ef7c05e4 r0 : 0000002b e1a0c00d) [# [1 1 11.1102.15717] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 7276] ---[ e[n d 1t1r1a.c1e3 06758] Control: 10c5387d Table: 165d804a DAC: 00000051 74ca142c1e31[f 7 1]1-1-.-1 3 8#412] Process cat (pid: 1868, stack limit = 0x0eba6c33) EXEC_DATA: [m i s1s1i1n.g1 4'6c0a6] Stack: (0xc67ddde8 to 0xc67de000) ll trace:': [FAIL][ n1o1t1 .o152248] dde0: c67dc000 c6592000 0000000b c67ddf60 c67dde64 c67dde08 30 selftests[: l1k1d1t.m1:6 2E91] de00: c1361db8 c1361b78 c67dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 XEC_DATA.sh # e[x i t1=111 . 1#7 676] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 selftests: lkd[t m :1 1E1X.E18C2_48] de40: e3a02040 e3a01d33 e5930018 1f692615 0000000b 00000020 c67dde74 c67dde68 STACK.sh [ 111.192931] de60: c0c343a8 c1361d8c c67dde9c c67dde78 c0c348a8 c0c34388 c0c34788 c66157c0 [ 111.201974] de80: b6dea000 0000000b c519f780 c67ddf60 c67ddec4 c67ddea0 c07e1124 c0c34794 [ 111.210159] dea0: 00000000 c66157c0 b6dea000 c2816000 c67ddf60 c07e10c0 c67ddf5c c67ddec8 [ 111.218344] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c3764 c0599538 c67dc000 [ 111.226528] dee0: b6dea000 00020000 00000004 0000000b 0001fff5 c67ddee0 00000001 00000805 [ 111.234711] df00: c62a7cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.242897] df20: 00000000 00000000 c67dc000 1f692615 b6de9000 c66157c0 c66157c0 c67dc000 [ 111.251081] df40: b6dea000 00000000 00000000 00000004 c67ddf94 c67ddf60 c0599538 c0598ea4 [ 111.259266] df60: 00000000 00000000 c67ddfac 1f692615 0000000b 0000000b b6f31e00 00000004 [ 111.267451] df80: c03002e4 c67dc000 c67ddfa4 c67ddf98 c05995c8 c05994d0 00000000 c67ddfa8 [ 111.275637] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6dea000 0000000b 00000000 [ 111.283821] dfc0: 0000000b 0000000b b6f31e00 00000004 00000001 00000000 00020000 bedbaa54 [ 111.292007] dfe0: 00000004 bedba788 b6e9c4cf b6e227e6 800e0030 00000001 00000000 00000000 [ 111.300187] Backtrace: [ 111.302650] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 111.310923] r7:c67ddf60 r6:0000000b r5:c6592000 r4:c67dc000 [ 111.316594] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.324775] r4:00000020 [ 111.327319] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.335337] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.343262] r9:c67ddf60 r8:c519f780 r7:0000000b r6:b6dea000 r5:c66157c0 r4:c0c34788 [ 111.351017] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.358854] r9:c07e10c0 r8:c67ddf60 r7:c2816000 r6:b6dea000 r5:c66157c0 r4:00000000 [ 111.366605] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.373748] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c67dc000 r5:c66157c0 [ 111.381580] r4:c66157c0 [ 111.384123] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.391266] r9:c67dc000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:0000000b r4:0000000b [ 111.399019] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.406591] Exception stack(0xc67ddfa8 to 0xc67ddff0) [ 111.411650] dfa0: 0000000b 0000000b 00000001 b6dea000 0000000b 00000000 [ 111.419834] dfc0: 0000000b 0000000b b6f31e00 00000004 00000001 00000000 00020000 bedbaa54 [ 111.428016] dfe0: 00000004 bedba788 b6e9c4cf b6e227e6 [ 111.433077] Code: c67dde08 c1361db8 c1361b78 c67dde6c (e1a0c00d) [ 111.439178] ---[ end trace 6c74ca142c1e31f8 ]--- # Segmentation fault # [ 110.964415] lkdtm: Performing direct entry EXEC_STACK # [ 110.972043] lkdtm: attempting ok execution at c0c35118 # [ 110.980095] lkdtm: attempting bad execution at c67dde0c # [ 110.988090] 8<--- cut here --- # [ 110.993989] Unable to handle kernel paging request at virtual address c67dde0c # [ 111.002948] pgd = 1d708ce7 # [ 111.007476] [c67dde0c] *pgd=1661141e(bad) # [ 111.014006] Internal error: Oops: 8000000d [#4] SMP ARM # [ 111.021308] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 111.053011] CPU: 3 PID: 1868 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 111.062918] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.071183] PC is at 0xc67dde0c # [ 111.076322] LR is at execute_location+0xa4/0xb4 # [ 111.083100] pc : [] lr : [] psr: 600e0013 # [ 111.091101] sp : c67ddde8 ip : 00000027 fp : c67dde04 # [ 111.098060] r10: 0000000b r9 : c1acd4e0 r8 : c15e879c # [ 111.105104] r7 : c67ddf60 r6 : 00000001 r5 : c67dde0c r4 : c0c35118 # [ 111.113366] r3 : 1f692615 r2 : 1f692615 r1 : ef7c05e4 r0 : 0000002b # [ 111.121717] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.130758] Control: 10c5387d Table: 165d804a DAC: 00000051 # [ 111.138412] Process cat (pid: 1868, stack limit = 0x0eba6c33) # [ 111.146066] Stack: (0xc67ddde8 to 0xc67de000) # [ 111.152248] dde0: c67dc000 c6592000 0000000b c67ddf60 c67dde64 c67dde08 # [ 111.162591] de00: c1361db8 c1361b78 c67dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 111.172676] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 111.182848] de40: e3a02040 e3a01d33 e5930018 1f692615 0000000b 00000020 c67dde74 c67dde68 # [ 111.192931] de60: c0c343a8 c1361d8c c67dde9c c67dde78 c0c348a8 c0c34388 c0c34788 c66157c0 # [ 111.201974] de80: b6dea000 0000000b c519f780 c67ddf60 c67ddec4 c67ddea0 c07e1124 c0c34794 # [ 111.210159] dea0: 00000000 c66157c0 b6dea000 c2816000 c67ddf60 c07e10c0 c67ddf5c c67ddec8 # [ 111.218344] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c3764 c0599538 c67dc000 # [ 111.226528] dee0: b6dea000 00020000 00000004 0000000b 0001fff5 c67ddee0 00000001 00000805 # [ 111.234711] df00: c62a7cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.242897] df20: 00000000 00000000 c67dc000 1f692615 b6de9000 c66157c0 c66157c0 c67dc000 # [ 111.251081] df40: b6dea000 00000000 00000000 00000004 c67ddf94 c67ddf60 c0599538 c0598ea4 # [ 111.259266] df60: 00000000 00000000 c67ddfac 1f692615 0000000b 0000000b b6f31e00 00000004 # [ 111.267451] df80: c03002e4 c67dc000 c67ddfa4 c67ddf98 c05995c8 c05994d0 00000000 c67ddfa8 # [ 111.275637] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6dea000 0000000b 00000000 # [ 111.283821] dfc0: 0000000b 0000000b b6f31e00 00000004 00000001 00000000 00020000 bedbaa54 # [ 111.292007] dfe0: 00000004 bedba788 b6e9c4cf b6e227e6 800e0030 00000001 00000000 00000000 # [ 111.300187] Backtrace: # [ 111.302650] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 111.310923] r7:c67ddf60 r6:0000000b r5:c6592000 r4:c67dc000 # [ 111.316594] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.324775] r4:00000020 # [ 111.327319] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.335337] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.343262] r9:c67ddf60 r8:c519f780 r7:0000000b r6:b6dea000 r5:c66157c0 r4:c0c34788 # [ 111.351017] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.358854] r9:c07e10c0 r8:c67ddf60 r7:c2816000 r6:b6dea000 r5:c66157c0 r4:00[ 111.867912] lkdtm: Performing direct entry EXEC_KMALLOC 000000 # [ 111.366605] [] (vfs_write) from [[ 111.883777] lkdtm: attempting bad execution at c65788c0 ] (ksys_write+0x74/0xec) # [ 11[ 111.891898] 8<--- cut here --- 1.373748][ r11101:.08090707100] Unable to handle kernel paging request at virtual address c65788c0 04 r9:0000[0 0 0101 1r.89:00606070] pgd = 1d708ce7 0000 r7:b6dea000 r6:c6[7 d c10101.911198] [c65788c0] *pgd=1641141e(bad) r5:c66157c0 # [[ 111111..3987556] Internal error: Oops: 8000000d [#5] SMP ARM 1580] r4:c66157c0 # [ 111.3841[ 111.924860] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 23] [][ ( 1k1s1y.s9_5w566] CPU: 2 PID: 1947 Comm: cat Tainted: G D W 5.10.163-cip24 #1 rite) f[r o m1 1[1<.c90656939050c Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8>] (sys_write+0[x 1 81/101x.19c74483] PC is at 0xc65788c0 [ 111.979711] LR is at execute_location+0xa4/0xb4 # [ 111.39126[6 ] 1 1r19.:9c84247] pc : [] lr : [] psr: 600e0013 7dc000 [r 8 :1c1013.090922e549 0r sp : c68a9e30 ip : c68a9d38 fp : c68a9e4c 7:0000000[4 r161:1b.69f93914e60] r10: 0000000d r9 : c1acd4ec r8 : c15e879c 0 r5:000[0 0 01102b. 0r046:402030 r7 : c68a9f60 r6 : 00000001 r5 : c65788c0 r4 : c0c35118 0000b # [ [ 1 1111.23.9091041691] r3 : 2aa5ee8f r2 : 2aa5ee8f r1 : ef7ab5e0 r0 : 0000002b ] [ ]1 1(2s.y0s2_2w9r9] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ite) from [[ < c101320.0003c109>05] Control: 10c5387d Table: 165d804a DAC: 00000051 (ret_fast_sys[c a l1l1+20.x0309/73] Process cat (pid: 1947, stack limit = 0x6a07ddf6) 0x28) # [[ 111121..0440761529] Stack: (0xc68a9e30 to 0xc68aa000) 1] Exception st[a c k1(102x.c0657221] 9e20: c65788c0 c5845000 0000000d c68a9f60 ddfa8 to 0xc67d[d f f101)2 . 0#6 393] 9e40: c68a9e64 c68a9e50 c0c35168 c1361b78 00000021 c5845000 c68a9e74 c68a9e68 [ 111.411650] [d f a101:2 . 0 7 566] 9e60: c0c343a8 c0c3513c c68a9e9c c68a9e78 c0c348a8 c0c34388 c0c34788 c5aea640 [ 101020.0008030736] 9e80: b6deb000 0000000d c519f780 c68a9f60 c68a9ec4 c68a9ea0 c07e1124 c0c34794 0000000b 00[0 0 0101021. 0b963d820] 9ea0: 00000000 c5aea640 b6deb000 c2816000 c68a9f60 c07e10c0 c68a9f5c c68a9ec8 a000 0000000b[ 0 0101020.010003 06] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c0064 c0599538 c68a8000 # [ 111.41983[4 ] 1d1f2c.01:1 991] 9ee0: b6deb000 00020000 00000004 0000000d 0001fff3 c68a9ee0 00000001 00000805 0000000b 0000[0 0 01b1 2b.61f234162] 9f00: c62a0000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 e00 00000004 00[0 0 0101021. 1030248] 9f20: 00000000 00000000 c68a8000 2aa5ee8f b6dea000 c5aea640 c5aea640 c68a8000 000000 000200[0 0 1b1e2d.b1a4a4519] 9f40: b6deb000 00000000 00000000 00000004 c68a9f94 c68a9f60 c0599538 c0598ea4 4 # [ 111.42[8 0 1161]2 .d1f5e4504] 9f60: 00000000 00000000 c68a9fac 2aa5ee8f 0000000d 0000000d b6f32e00 00000004 : 00000004 bedb[a 7 8181 2b.61e69677] 9f80: c03002e4 c68a8000 c68a9fa4 c68a9f98 c05995c8 c05994d0 00000000 c68a9fa8 c4cf b6e227e6[ #1 1[2 . 11714147] 9fa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6deb000 0000000d 00000000 .433077] Cod[e : 1c1627.d1d8e40932] 9fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be88aa54 c1361db8 c136[1 b 7181 2c.6179d5017] 9fe0: 00000004 be88a788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000 e6c (e1a0c00d)[ 1#1 2[. 2 015183] Backtrace: 1.439178] ---[ end trace 6c[7 4 c12.209638] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) a142c1e31f8 [] - -1-1 2 .#2 2E0X583] r7:c68a9f60 r6:0000000d r5:c5845000 r4:c65788c0 C_STACK: missing '[c a l1l1 2t.r228155] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) ce:': [FAI[L ] 1 1n2o.t2 3o8k6 68] r5:c5845000 r4:00000021 1 selftests: lkd[t m :1 1E2X.E2C44070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) STACK.sh # exit=1 # sel[f t e1s12.254160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) s: lkdtm: EXEC_[K M A1L1L2O.C2.6s499] r9:c68a9f60 r8:c519f780 r7:0000000d r6:b6deb000 r5:c5aea640 r4:c0c34788 h [ 112.274244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.282325] r9:c07e10c0 r8:c68a9f60 r7:c2816000 r6:b6deb000 r5:c5aea640 r4:00000000 [ 112.290078] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.297220] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c68a8000 r5:c5aea640 [ 112.305055] r4:c5aea640 [ 112.307599] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.314742] r9:c68a8000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000d r4:0000000d [ 112.322495] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.330068] Exception stack(0xc68a9fa8 to 0xc68a9ff0) [ 112.335126] 9fa0: 0000000d 0000000d 00000001 b6deb000 0000000d 00000000 [ 112.343311] 9fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be88aa54 [ 112.351493] 9fe0: 00000004 be88a788 b6e9d4cf b6e237e6 [ 112.356555] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 112.362659] ---[ end trace 6c74ca142c1e31f9 ]--- # Segmentation fault # [ 111.867912] lkdtm: Performing direct entry EXEC_KMALLOC # [ 111.875842] lkdtm: attempting ok execution at c0c35118 # [ 111.883777] lkdtm: attempting bad execution at c65788c0 # [ 111.891898] 8<--- cut here --- # [ 111.897710] Unable to handle kernel paging request at virtual address c65788c0 # [ 111.906670] pgd = 1d708ce7 # [ 111.911198] [c65788c0] *pgd=1641141e(bad) # [ 111.917556] Internal error: Oops: 8000000d [#5] SMP ARM # [ 111.924860] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 111.956566] CPU: 2 PID: 1947 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 111.966300] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.974483] PC is at 0xc65788c0 # [ 111.979711] LR is at execute_location+0xa4/0xb4 # [ 111.984247] pc : [] lr : [] psr: 600e0013 # [ 111.992590] sp : c68a9e30 ip : c68a9d38 fp : c68a9e4c # [ 111.999463] r10: 0000000d r9 : c1acd4ec r8 : c15e879c # [ 112.006423] r7 : c68a9f60 r6 : 00000001 r5 : c65788c0 r4 : c0c35118 # [ 112.014601] r3 : 2aa5ee8f r2 : 2aa5ee8f r1 : ef7ab5e0 r0 : 0000002b # [ 112.022949] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.031905] Control: 10c5387d Table: 165d804a DAC: 00000051 # [ 112.039473] Process cat (pid: 1947, stack limit = 0x6a07ddf6) # [ 112.047126] Stack: (0xc68a9e30 to 0xc68aa000) # [ 112.053221] 9e20: c65788c0 c5845000 0000000d c68a9f60 # [ 112.063393] 9e40: c68a9e64 c68a9e50 c0c35168 c1361b78 00000021 c5845000 c68a9e74 c68a9e68 # [ 112.073566] 9e60: c0c343a8 c0c3513c c68a9e9c c68a9e78 c0c348a8 c0c34388 c0c34788 c5aea640 # [ 112.083736] 9e80: b6deb000 0000000d c519f780 c68a9f60 c68a9ec4 c68a9ea0 c07e1124 c0c34794 # [ 112.093820] 9ea0: 00000000 c5aea640 b6deb000 c2816000 c68a9f60 c07e10c0 c68a9f5c c68a9ec8 # [ 112.103906] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c0064 c0599538 c68a8000 # [ 112.113991] 9ee0: b6deb000 00020000 00000004 0000000d 0001fff3 c68a9ee0 00000001 00000805 # [ 112.124162] 9f00: c62a0000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.134248] 9f20: 00000000 00000000 c68a8000 2aa5ee8f b6dea000 c5aea640 c5aea640 c68a8000 # [ 112.144419] 9f40: b6deb000 00000000 00000000 00000004 c68a9f94 c68a9f60 c0599538 c0598ea4 # [ 112.154504] 9f60: 00000000 00000000 c68a9fac 2aa5ee8f 0000000d 0000000d b6f32e00 00000004 # [ 112.164677] 9f80: c03002e4 c68a8000 c68a9fa4 c68a9f98 c05995c8 c05994d0 00000000 c68a9fa8 # [ 112.174847] 9fa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6deb000 0000000d 00000000 # [ 112.184932] 9fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be88aa54 # [ 112.195017] 9fe0: 00000004 be88a788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000 # [ 112.205183] Backtrace: # [ 112.209638] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 112.220583] r7:c68a9f60 r6:0000000d r5:c5845000 r4:c65788c0 # [ 112.228155] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.238668] r5:c5845000 r4:00000021 # [ 112.244070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.254160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.264499] r9:c68a9f60 r8:c519f780 r7:0000000d r6:b6deb000 r5:c5aea640 r4:c0c34788 # [ 112.274244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.282325] r9:c07e10c0 r8:c68a9f60 r7:c2816000 r6:b6deb000 r5:c5aea640 r4:00000000 # [ 112.29007[ 112.777745] lkdtm: Performing direct entry EXEC_VMALLOC 8] [] (vfs_write) from [ 112.786311] lkdtm: attempting ok execution at c0c35118 [] (ksys_write+0x74/0xe[ 112.793911] lkdtm: attempting bad execution at f09ed000 c) # [ 112.297220] r10:0000000[ 112.802011] 8<--- cut here --- 4 r9:00000000 r8:00000000 r7:b6de[ 112.807822] Unable to handle kernel paging request at virtual address f09ed000 b000 r6:c68a8000 r5:c5aea640 # [[ 112.817923] pgd = c94e703a 112.305055] r4:c5aea640 # [ [ 112.823523] [f09ed000] *pgd=12949811, *pte=49acb65f, *ppte=49acb45f 112.307599] [] (ksys_wr[ 112.832646] Internal error: Oops: 8000000f [#6] SMP ARM ite) from [] (sys_write[ 112.840687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 +0x18/0x1c) # [[ 111122..38172391] CPU: 2 PID: 2024 Comm: cat Tainted: G D W 5.10.163-cip24 #1 742] r9:[c 6 81a1820.0808 2r2182] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c03002e4 r7:0000[0 0 0141 2r.68:90480] PC is at 0xf09ed000 6f32e00 r5:0000000d r4:[0 0 01010.895707] LR is at execute_location+0xa4/0xb4 00d # [ [1 1 21.1322.29409255]71] pc : [] lr : [] psr: 600e0013 [ ] 1(1s2y.s9_1w06r5i] sp : c622de30 ip : c622dd38 fp : c622de4c te) from [[ < c101320.0901c706>1]] r10: 0000000d r9 : c1acd4fc r8 : c15e879c (ret_fast[_ s y1s1c2a.l9l2+405x77] r7 : c622df60 r6 : 00000001 r5 : f09ed000 r4 : c0c35118 /0x28)[ #1 1[2 . 9131229.2343] r3 : efb7f472 r2 : efb7f472 r1 : ef7ab5e0 r0 : 0000002b 068] Excepti[o n 1s1t2a.c9k4(10103] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none c68a9fa8 t[o 01x1c26.89a590f1f45] Control: 10c5387d Table: 167e804a DAC: 00000051 ) # [ 112.335[1 2 611]2 .99f5a7715] Process cat (pid: 2024, stack limit = 0x5328db4d) : [ 1 1 2 . 9 6 5 4 50] Stack: (0xc622de30 to 0xc622e000) 000000d 000000[0 d 101020.090701548] de20: f09ed000 c633e000 0000000d c622df60 1 b6deb000 0000[0 0 01d1 20.09080720] de40: c622de64 c622de50 c0c3519c c1361b78 00000022 c633e000 c622de74 c622de68 0000 # [ 11[2 . 3141323.19191]890] de60: c0c343a8 c0c35180 c622de9c c622de78 c0c348a8 c0c34388 c0c34788 c62a43c0 9fc0: 0000000d [0 0 0101030.00d0 976] de80: b6e96000 0000000d c519f780 c622df60 c622dec4 c622dea0 c07e1124 c0c34794 b6f32e00 00000[0 0 41 1030.000102148] dea0: 00000000 c62a43c0 b6e96000 c2816000 c622df60 c07e10c0 c622df5c c622dec8 01 00000000 00[0 2 0101030. 0b2e2319] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c622c000 8aa54 # [ 11[2 . 3151134.90332]91] dee0: b6e96000 00020000 00000004 0000000d 0001fff3 c622dee0 00000001 b6e95000 9fe0: 00000[0 0 41 1b3e.8084a27575] df00: c5c03a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 8 b6e9d4cf b6e23[7 e 61 1 3#. 0[52663] df20: 00000000 00000000 c1377438 efb7f472 c205cae0 c62a43c0 c62a43c0 c622c000 112.356555] [C o d1e1:3 .000612619] df40: b6e96000 00000000 00000000 00000004 c622df94 c622df60 c0599538 c0598ea4 0017 000000[0 0 101030.0007030004] df60: 00000000 00000000 c622dfac efb7f472 0000000d 0000000d b6fdde00 00000004 00000000 (e1a0c[0 0 d1)1 3 . 0#83006] df80: c03002e4 c622c000 c622dfa4 c622df98 c05995c8 c05994d0 00000000 c622dfa8 [ 112.362659][ - -1-1[3 .e0n9d3263] dfa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e96000 0000000d 00000000 trace 6c74ca142[c 1 e13113f.91 0]435] dfc0: 0000000d 0000000d b6fdde00 00000004 00000001 00000000 00020000 be822a54 --- # EXEC_[K M A1L1L3O.C1:1 3m605] dfe0: 00000004 be822788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 ssing 'cal[l t1r1a3c.e1:2'3:6 85] Backtrace: FAIL] not ok 32 selftests: l[k d113.127969] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) tm: EXEC_KMALLOC[. s h1 1#3 .e1x39000] r7:c622df60 r6:0000000d r5:c633e000 r4:f09ed000 t=1 # selftests: l[k d t1m1:3 .E46743] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) XEC_VMALLOC.sh[ 113.157259] r5:c633e000 r4:00000022 [ 113.162223] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.170240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.178165] r9:c622df60 r8:c519f780 r7:0000000d r6:b6e96000 r5:c62a43c0 r4:c0c34788 [ 113.185921] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.193759] r9:c07e10c0 r8:c622df60 r7:c2816000 r6:b6e96000 r5:c62a43c0 r4:00000000 [ 113.201512] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.208657] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c622c000 r5:c62a43c0 [ 113.216491] r4:c62a43c0 [ 113.219037] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.226182] r9:c622c000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:0000000d r4:0000000d [ 113.233936] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.241509] Exception stack(0xc622dfa8 to 0xc622dff0) [ 113.246567] dfa0: 0000000d 0000000d 00000001 b6e96000 0000000d 00000000 [ 113.254752] dfc0: 0000000d 0000000d b6fdde00 00000004 00000001 00000000 00020000 be822a54 [ 113.262935] dfe0: 00000004 be822788 b6f484cf b6ece7e6 [ 113.268001] Code: bad PC value [ 113.271145] ---[ end trace 6c74ca142c1e31fa ]--- # Segmentation fault # [ 112.777745] lkdtm: Performing direct entry EXEC_VMALLOC # [ 112.786311] lkdtm: attempting ok execution at c0c35118 # [ 112.793911] lkdtm: attempting bad execution at f09ed000 # [ 112.802011] 8<--- cut here --- # [ 112.807822] Unable to handle kernel paging request at virtual address f09ed000 # [ 112.817923] pgd = c94e703a # [ 112.823523] [f09ed000] *pgd=12949811, *pte=49acb65f, *ppte=49acb45f # [ 112.832646] Internal error: Oops: 8000000f [#6] SMP ARM # [ 112.840687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 112.872391] CPU: 2 PID: 2024 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 112.882212] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.890480] PC is at 0xf09ed000 # [ 112.895707] LR is at execute_location+0xa4/0xb4 # [ 112.902571] pc : [] lr : [] psr: 600e0013 # [ 112.910659] sp : c622de30 ip : c622dd38 fp : c622de4c # [ 112.917617] r10: 0000000d r9 : c1acd4fc r8 : c15e879c # [ 112.924577] r7 : c622df60 r6 : 00000001 r5 : f09ed000 r4 : c0c35118 # [ 112.932924] r3 : efb7f472 r2 : efb7f472 r1 : ef7ab5e0 r0 : 0000002b # [ 112.941103] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.950145] Control: 10c5387d Table: 167e804a DAC: 00000051 # [ 112.957715] Process cat (pid: 2024, stack limit = 0x5328db4d) # [ 112.965452] Stack: (0xc622de30 to 0xc622e000) # [ 112.971548] de20: f09ed000 c633e000 0000000d c622df60 # [ 112.981720] de40: c622de64 c622de50 c0c3519c c1361b78 00000022 c633e000 c622de74 c622de68 # [ 112.991890] de60: c0c343a8 c0c35180 c622de9c c622de78 c0c348a8 c0c34388 c0c34788 c62a43c0 # [ 113.001976] de80: b6e96000 0000000d c519f780 c622df60 c622dec4 c622dea0 c07e1124 c0c34794 # [ 113.012148] dea0: 00000000 c62a43c0 b6e96000 c2816000 c622df60 c07e10c0 c622df5c c622dec8 # [ 113.022319] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c622c000 # [ 113.032491] dee0: b6e96000 00020000 00000004 0000000d 0001fff3 c622dee0 00000001 b6e95000 # [ 113.042575] df00: c5c03a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.052663] df20: 00000000 00000000 c1377438 efb7f472 c205cae0 c62a43c0 c62a43c0 c622c000 # [ 113.062919] df40: b6e96000 00000000 00000000 00000004 c622df94 c622df60 c0599538 c0598ea4 # [ 113.073004] df60: 00000000 00000000 c622dfac efb7f472 0000000d 0000000d b6fdde00 00000004 # [ 113.083006] df80: c03002e4 c622c000 c622dfa4 c622df98 c05995c8 c05994d0 00000000 c622dfa8 # [ 113.093263] dfa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e96000 0000000d 00000000 # [ 113.103435] dfc0: 0000000d 0000000d b6fdde00 00000004 00000001 00000000 00020000 be822a54 # [ 113.113605] dfe0: 00000004 be822788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 # [ 113.123685] Backtrace: # [ 113.127969] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 113.139000] r7:c622df60 r6:0000000d r5:c633e000 r4:f09ed000 # [ 113.146743] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.157259] r5:c633e000 r4:00000022 # [ 113.162223] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.170240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.696300] lkdtm: Performing direct entry EXEC_RODATA [ 113.178165] r9:c622df60 r8:c5[ 113.702836] lkdtm: attempting ok execution at c0c35118 19f780 r7:0000000d r6:b6e96000 r5[ 113.710995] lkdtm: attempting bad execution at c15e8a38 :c62a43c0 r4:c0c34788 # [ 113.1[ 113.718885] 8<--- cut here --- 85921] [7]2 4(7f7] Unable to handle kernel paging request at virtual address c15e8a38 ull_proxy_wri[t e 1)1 3f.r7o3m3 833] pgd = e3da7581 ] (vfs_write+0x10c[/ 0 113.738448] [c15e8a38] *pgd=1141941e(bad) 524) # [ 113.1[9 3 715193]. 7 45065] Internal error: Oops: 8000000d [#7] SMP ARM 9:c07e10c0 r8:c622df60 r7:c281600[ 113.752370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 0 r6:b6e96000 r5:[c 6 21a1433.c704074] CPU: 2 PID: 2101 Comm: cat Tainted: G D W 5.10.163-cip24 #1 r4:0000[0 0 0101 3 .#7 9[3 8 914] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 3.201512] [] (vfs[_ w r13.802169] PC is at lkdtm_rodata_do_nothing+0x0/0x10 ite) from [3]. 8(09729] LR is at execute_location+0xa4/0xb4 sys_write+[0 x 7141/30.x8e1c6)3 36] pc : [] lr : [] psr: 600e0013 # [ 113[. 2 0181635.78]2 4 4r214] sp : c5eebe38 ip : 00000027 fp : c5eebe54 :0000000[4 r191:30.080301030803] r10: 0000000c r9 : c1acd50c r8 : c15e879c r8:000000[0 0 1r173:.b863e893642] r7 : c5eebf60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35118 00 r6:c[6 2 21c1030.08 4r656:9c06 r3 : 6fcd9f85 r2 : 6fcd9f85 r1 : ef7ab5e4 r0 : 0000002b 2a43c0 # [ [1 1 311.32.1865449868] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ] r4:c62a4[3 c 01 1 3#. 8[6 3 919] Control: 10c5387d Table: 168d004a DAC: 00000051 13.219037][ [ <1c1035.989741c4477] Process cat (pid: 2101, stack limit = 0xefff9259) ] (ksys_wr[i t e11)3 .f8r7o9m0 4[] Stack: (0xc5eebe38 to 0xc5eec000) ] ([s y s1_1w3r.i8t8e5+35] be20: 00000023 c633e000 0x18/0x1c) # [[ 111133..28296222] be40: 0000000c c5eebf60 c5eebe64 c5eebe58 c1361df8 c1361b78 c5eebe74 c5eebe68 182] r9:c622c0[0 0 1r183:.c9003393] be60: c0c343a8 c1361de0 c5eebe9c c5eebe78 c0c348a8 c0c34388 c0c34788 c5aea640 002e4 r7:0000[0 0 0141 3r.69:1b5665] be80: b6df2000 0000000c c519f780 c5eebf60 c5eebec4 c5eebea0 c07e1124 c0c34794 fdde00 r5:000[0 0 0101d3 .r942:5049] bea0: 00000000 c5aea640 b6df2000 c2816000 c5eebf60 c07e10c0 c5eebf5c c5eebec8 000000d # [ 11[3 . 2131339.39635735] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c1be4 c0599538 c5eea000 [][ ( s1y1s3_.w9r4i5t92] bee0: b6df2000 00020000 00000004 0000000c 0001fff4 c5eebee0 00000001 00000805 e) from [3]. 9(5r6077] bf00: c62a6500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 t_fast_syscall+[0 x 01/103x.2986)249] bf20: 00000000 00000000 c5eea000 6fcd9f85 b6df1000 c5aea640 c5aea640 c5eea000 # [ 113.24[1 5 0191]3 .E9x7c6e20] bf40: b6df2000 00000000 00000000 00000004 c5eebf94 c5eebf60 c0599538 c0598ea4 ption stack(0x[c 6 2121d3f.a988 6504] bf60: 00000000 00000000 c5eebfac 6fcd9f85 0000000c 0000000c b6f39e00 00000004 o 0xc622dff0) [# [1 1 31.1939.677] bf80: c03002e4 c5eea000 c5eebfa4 c5eebf98 c05995c8 c05994d0 00000000 c5eebfa8 246567] dfa0: [ 1 1 4 . 0 0 6847] bfa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6df2000 0000000c 00000000 0000000d [0 0 0101040.00d7021] bfc0: 0000000c 0000000c b6f39e00 00000004 00000001 00000000 00020000 be961a54 00000001 b6e96[0 0 01 1040.00020277] bfe0: 00000004 be961788 b6ea44cf b6e2a7e6 800e0030 00000001 00000000 00000000 00d 00000000 # [[ 111143..0237443] Backtrace: 4752] dfc0: 0000000[d 0101040.041979] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 00d b6fdde00 000[0 0 010144 .00052496] r7:c5eebf60 r6:0000000c r5:c633e000 r4:00000023 00001 00000000 0002[0 0 0101 4b.e60241] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 822a54 # [ 113.[2 6 2191345.]0 0672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) dfe0: 00000004 be822788 [b 6 f1414.080761] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 4cf b6ece7e6 # [[ 111134..2061101] r9:c5eebf60 r8:c519f780 r7:0000000c r6:b6df2000 r5:c5aea640 r4:c0c34788 8001] Code: bad PC valu[e 1#1 .100930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.271145] -[- - [1 1e4n.d1 11096] r9:c07e10c0 r8:c5eebf60 r7:c2816000 r6:b6df2000 r5:c5aea640 r4:00000000 race 6c74ca142c1e[3 1 f1a1 4].-1-0922] [] (vfs_write) from [] (ksys_write+0x74/0xec) - # EXEC_VMALL[O C :1 1m4i.s1s3i137] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c5eea000 r5:c5aea640 ng 'cal[l t1r1a4c.e1:3'9:9 5[6F r4:c5aea640 AIL] not ok 33 sel[f t e1s1t4s.:44145] [] (ksys_write) from [] (sys_write+0x18/0x1c) lkdtm: EXEC_V[M A L1L1O4C..1s5h3445] r9:c5eea000 r8:c03002e4 r7:00000004 r6:b6f39e00 r5:0000000c r4:0000000c # exit=1 # selftes[t s :1 1l4k.d63187] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) tm: EXEC[_ R O1D1A4T.A1.7s2h9 1 6] Exception stack(0xc5eebfa8 to 0xc5eebff0) [ 114.179705] bfa0: 0000000c 0000000c 00000001 b6df2000 0000000c 00000000 [ 114.187891] bfc0: 0000000c 0000000c b6f39e00 00000004 00000001 00000000 00020000 be961a54 [ 114.196073] bfe0: 00000004 be961788 b6ea44cf b6e2a7e6 [ 114.201134] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 114.207236] ---[ end trace 6c74ca142c1e31fb ]--- # Segmentation fault # [ 113.696300] lkdtm: Performing direct entry EXEC_RODATA # [ 113.702836] lkdtm: attempting ok execution at c0c35118 # [ 113.710995] lkdtm: attempting bad execution at c15e8a38 # [ 113.718885] 8<--- cut here --- # [ 113.724787] Unable to handle kernel paging request at virtual address c15e8a38 # [ 113.733833] pgd = e3da7581 # [ 113.738448] [c15e8a38] *pgd=1141941e(bad) # [ 113.745065] Internal error: Oops: 8000000d [#7] SMP ARM # [ 113.752370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 113.784074] CPU: 2 PID: 2101 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 113.793894] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.802169] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 113.809729] LR is at execute_location+0xa4/0xb4 # [ 113.816336] pc : [] lr : [] psr: 600e0013 # [ 113.824424] sp : c5eebe38 ip : 00000027 fp : c5eebe54 # [ 113.831383] r10: 0000000c r9 : c1acd50c r8 : c15e879c # [ 113.838342] r7 : c5eebf60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35118 # [ 113.846690] r3 : 6fcd9f85 r2 : 6fcd9f85 r1 : ef7ab5e4 r0 : 0000002b # [ 113.854868] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.863909] Control: 10c5387d Table: 168d004a DAC: 00000051 # [ 113.871477] Process cat (pid: 2101, stack limit = 0xefff9259) # [ 113.879043] Stack: (0xc5eebe38 to 0xc5eec000) # [ 113.885135] be20: 00000023 c633e000 # [ 113.895222] be40: 0000000c c5eebf60 c5eebe64 c5eebe58 c1361df8 c1361b78 c5eebe74 c5eebe68 # [ 113.905393] be60: c0c343a8 c1361de0 c5eebe9c c5eebe78 c0c348a8 c0c34388 c0c34788 c5aea640 # [ 113.915565] be80: b6df2000 0000000c c519f780 c5eebf60 c5eebec4 c5eebea0 c07e1124 c0c34794 # [ 113.925649] bea0: 00000000 c5aea640 b6df2000 c2816000 c5eebf60 c07e10c0 c5eebf5c c5eebec8 # [ 113.935735] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c59c1be4 c0599538 c5eea000 # [ 113.945992] bee0: b6df2000 00020000 00000004 0000000c 0001fff4 c5eebee0 00000001 00000805 # [ 113.956077] bf00: c62a6500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.966249] bf20: 00000000 00000000 c5eea000 6fcd9f85 b6df1000 c5aea640 c5aea640 c5eea000 # [ 113.976420] bf40: b6df2000 00000000 00000000 00000004 c5eebf94 c5eebf60 c0599538 c0598ea4 # [ 113.986504] bf60: 00000000 00000000 c5eebfac 6fcd9f85 0000000c 0000000c b6f39e00 00000004 # [ 113.996677] bf80: c03002e4 c5eea000 c5eebfa4 c5eebf98 c05995c8 c05994d0 00000000 c5eebfa8 # [ 114.006847] bfa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6df2000 0000000c 00000000 # [ 114.017021] bfc0: 0000000c 0000000c b6f39e00 00000004 00000001 00000000 00020000 be961a54 # [ 114.027277] bfe0: 00000004 be961788 b6ea44cf b6e2a7e6 800e0030 00000001 00000000 00000000 # [ 114.037443] Backtrace: # [ 114.041979] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 114.052496] r7:c5eebf60 r6:0000000c r5:c633e000 r4:00000023 # [ 114.060241] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.070672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.080761] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.091101] r9:c5eebf60 r8:c519f780 r7:0000000c r6:b6df2000 r5:c5aea640 r4:c0c34788 # [ 114.100930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.111096] r9:c07e10c0 r8:c5eebf60 r7:c2816000 r6:b6df2000 r5:c5aea640 r4:00000000 # [ 114.120922] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.130137] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c5eea000 r5:c5aea640 # [ 114.139956] r4:c5aea640 # [ 114.144145] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.153445] r9:c5eea000 r8:c03002e4 r7:00000004 r6:b6f39e00 r5:0000000c r4:0000000c # [ 114.163187] [] (sys_write) from [] (ret_fast_syscall+[ 114.680302] lkdtm: Performing direct entry EXEC_USERSPACE 0x0/0x28) # [ 114.172916] Excep[ 114.688475] lkdtm: attempting ok execution at c0c35118 tion stack(0xc5eebfa8 to 0xc5eebf[ 114.696626] lkdtm: attempting bad execution at b6f1e000 f0) # [ 114.179705] bfa0: [ 114.704622] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1e000 0000000c 0000000c 00[ 114.714573] Internal error: : b [#8] SMP ARM 000001 b6df2000 0000000c 00000000[ 114.721705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.187891] bfc0: 00[0 0 014.753417] CPU: 1 PID: 2177 Comm: cat Tainted: G D W 5.10.163-cip24 #1 00c 0000000c b6f39[e 0 011 40.0703675] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00004 00000001 00000000 000[2 0114.772300] PC is at 0xb6f1e000 00 be961a54 # [ 114.196073] bfe[ 114.777974] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 0: 00000004 be96178[8 b161e4a.485705] pc : [] lr : [] psr: 600e0013 4cf b6e2a7e6 # [[ 111144..2704149] sp : c5eebe48 ip : c5eebd50 fp : c5eebe64 1134] Code: 5f[7 2 7151643. 860e1463] r10: 0000000f r9 : c1acd518 r8 : c15e879c 56f63 00000074 aa55[a a 5151 4(.e08692] r7 : c5eebf60 r6 : 0000000f r5 : c669d000 r4 : b6f1e000 1a0c00d) # [[ 111144..82107793] r3 : ce91e7fa r2 : ce91e7fa r1 : ef7965e0 r0 : 0000002b 236] ---[ end trace 6c[7 4 c1a114.825844] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 2c1e31fb ]--- # E[X E C1_1R4O.D835328] Control: 10c5387d Table: 167e004a DAC: 00000051 TA: missing 'call trace:'[: [1F4.843256] Process cat (pid: 2177, stack limit = 0xefff9259) AIL] not ok 34 [s e l1f1t4e.s8t51434] Stack: (0xc5eebe48 to 0xc5eec000) : lkdtm: EXEC_RODATA.sh # exit=[1 114.857893] be40: 00000001 00000000 0000000f 00000024 c5eebe74 c5eebe68 # selftests: lkdtm: EXEC_[U S E14.868764] be60: c0c343a8 c0c351b4 c5eebe9c c5eebe78 c0c348a8 c0c34388 c0c34788 c2fe28c0 RSPACE.sh [ 114.879465] be80: b6dd8000 0000000f c519f780 c5eebf60 c5eebec4 c5eebea0 c07e1124 c0c34794 [ 114.888603] bea0: 00000000 c2fe28c0 b6dd8000 c2816000 c5eebf60 c07e10c0 c5eebf5c c5eebec8 [ 114.896809] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c5eea000 [ 114.905016] bee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c5eebee0 00000001 b6dd7000 [ 114.913223] bf00: c62a6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.921430] bf20: 00000000 00000000 c1377438 ce91e7fa c205cae0 c2fe28c0 c2fe28c0 c5eea000 [ 114.929637] bf40: b6dd8000 00000000 00000000 00000004 c5eebf94 c5eebf60 c0599538 c0598ea4 [ 114.937845] bf60: 00000000 00000000 c5eebfac ce91e7fa 0000000f 0000000f b6f1fe00 00000004 [ 114.946053] bf80: c03002e4 c5eea000 c5eebfa4 c5eebf98 c05995c8 c05994d0 00000000 c5eebfa8 [ 114.954260] bfa0: c03000c0 c05995bc 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 [ 114.962467] bfc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee99a54 [ 114.970674] bfe0: 00000004 bee99788 b6e8a4cf b6e107e6 800e0030 00000001 00000000 00000000 [ 114.978869] Backtrace: [ 114.981369] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.989918] r4:00000024 [ 114.992485] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.000532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.008483] r9:c5eebf60 r8:c519f780 r7:0000000f r6:b6dd8000 r5:c2fe28c0 r4:c0c34788 [ 115.016267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.024130] r9:c07e10c0 r8:c5eebf60 r7:c2816000 r6:b6dd8000 r5:c2fe28c0 r4:00000000 [ 115.031906] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.039072] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5eea000 r5:c2fe28c0 [ 115.046921] r4:c2fe28c0 [ 115.049490] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.056655] r9:c5eea000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000000f r4:0000000f [ 115.064434] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.072024] Exception stack(0xc5eebfa8 to 0xc5eebff0) [ 115.077103] bfa0: 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 [ 115.085311] bfc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee99a54 [ 115.093511] bfe0: 00000004 bee99788 b6e8a4cf b6e107e6 [ 115.098597] Code: bad PC value [ 115.101690] ---[ end trace 6c74ca142c1e31fc ]--- # Segmentation fault # [ 114.680302] lkdtm: Performing direct entry EXEC_USERSPACE # [ 114.688475] lkdtm: attempting ok execution at c0c35118 # [ 114.696626] lkdtm: attempting bad execution at b6f1e000 # [ 114.704622] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1e000 # [ 114.714573] Internal error: : b [#8] SMP ARM # [ 114.721705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.753417] CPU: 1 PID: 2177 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 114.763675] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.772300] PC is at 0xb6f1e000 # [ 114.777974] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 114.785705] pc : [] lr : [] psr: 600e0013 # [ 114.794149] sp : c5eebe48 ip : c5eebd50 fp : c5eebe64 # [ 114.801463] r10: 0000000f r9 : c1acd518 r8 : c15e879c # [ 114.808692] r7 : c5eebf60 r6 : 0000000f r5 : c669d000 r4 : b6f1e000 # [ 114.817393] r3 : ce91e7fa r2 : ce91e7fa r1 : ef7965e0 r0 : 0000002b # [ 114.825844] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.835328] Control: 10c5387d Table: 167e004a DAC: 00000051 # [ 114.843256] Process cat (pid: 2177, stack limit = 0xefff9259) # [ 114.851434] Stack: (0xc5eebe48 to 0xc5eec000) # [ 114.857893] be40: 00000001 00000000 0000000f 00000024 c5eebe74 c5eebe68 # [ 114.868764] be60: c0c343a8 c0c351b4 c5eebe9c c5eebe78 c0c348a8 c0c34388 c0c34788 c2fe28c0 # [ 114.879465] be80: b6dd8000 0000000f c519f780 c5eebf60 c5eebec4 c5eebea0 c07e1124 c0c34794 # [ 114.888603] bea0: 00000000 c2fe28c0 b6dd8000 c2816000 c5eebf60 c07e10c0 c5eebf5c c5eebec8 # [ 114.896809] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c5eea000 # [ 114.905016] bee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c5eebee0 00000001 b6dd7000 # [ 114.913223] bf00: c62a6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.921430] bf20: 00000000 00000000 c1377438 ce91e7fa c205cae0 c2fe28c0 c2fe28c0 c5eea000 # [ 114.929637] bf40: b6dd8000 00000000 00000000 00000004 c5eebf94 c5eebf60 c0599538 c0598ea4 # [ 114.937845] bf60: 00000000 00000000 c5eebfac ce91e7fa 0000000f 0000000f b6f1fe00 00000004 # [ 114.946053] bf80: c03002e4 c5eea000 c5eebfa4 c5eebf98 c05995c8 c05994d0 00000000 c5eebfa8 # [ 114.954260] bfa0: c03000c0 c05995bc 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 # [ 114.962467] bfc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee99a54 # [ 114.970674] bfe0: 00000004 bee99788 b6e8a4cf b6e107e6 800e0030 00000001 00000000 00000000 # [ 114.978869] Backtrace: # [ 114.981369] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.989918] r4:00000024 # [ 114.992485] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.000532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.008483] r9:c5eebf60 r8:c519f780 r7:0000000f r6:b6dd8000 r5:c2fe28c0 r4:c0c34788 # [ 115.016267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.024130] r9:c07e10c0 r8:c5eebf60 r7:c2816000 r6:b6dd8000 r5:c2fe28c0 r4:00000000 # [ 115.031906] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.039072] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5eea000 r5:c2fe28c0 # [ 115.046921] r4:c2fe28c0 # [ 115.049490] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.056655] r9:c5eea000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000000f r4:0000000f # [ 115.064434] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.072024] Exception stack(0xc5eebfa8 to 0xc5eebff0) # [ 115.077103] bfa0: 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 # [ 115.085311] bfc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee99a54 # [ 115.093511] bfe0: 00000004 bee99788 b6e8a4cf b6e107e6 # [ 115.098597] Code: bad PC value # [ 115.101690] ---[ end trace 6c74ca142c1e31fc ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: [ 115.575551] lkdtm: Performing direct entry EXEC_NULL lkdtm: EXEC_USERSPACE.sh # exit=1[ 115.582106] lkdtm: attempting ok execution at c0c35118 # selftests: lkdtm: EXEC_NULL.s[ 115.590002] lkdtm: attempting bad execution at 00000000 h [ 115.598028] 8<--- cut here --- [ 115.601472] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 115.609615] pgd = d6a79e72 [ 115.612392] [00000000] *pgd=00000000 [ 115.616014] Internal error: Oops: 80000005 [#9] SMP ARM [ 115.621254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 115.650271] CPU: 2 PID: 2248 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 115.658019] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.664556] PC is at 0x0 [ 115.667104] LR is at execute_location+0xa4/0xb4 [ 115.671641] pc : [<00000000>] lr : [] psr: 600e0013 [ 115.677913] sp : c4739e38 ip : 00000027 fp : c4739e54 [ 115.683143] r10: 0000000a r9 : c1acd528 r8 : c15e879c [ 115.688372] r7 : c4739f60 r6 : 00000000 r5 : 00000000 r4 : c0c35118 [ 115.694904] r3 : 01f1f92c r2 : 01f1f92c r1 : ef7ab5e4 r0 : 0000002b [ 115.701438] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 115.708578] Control: 10c5387d Table: 163dc04a DAC: 00000051 [ 115.714332] Process cat (pid: 2248, stack limit = 0x43c8ed08) [ 115.720083] Stack: (0xc4739e38 to 0xc473a000) [ 115.724448] 9e20: 00000025 c633e000 [ 115.732635] 9e40: 0000000a c4739f60 c4739e64 c4739e58 c1361e1c c1361b78 c4739e74 c4739e68 [ 115.740820] 9e60: c0c343a8 c1361e08 c4739e9c c4739e78 c0c348a8 c0c34388 c0c34788 c47be8c0 [ 115.749005] 9e80: b6e35000 0000000a c519f780 c4739f60 c4739ec4 c4739ea0 c07e1124 c0c34794 [ 115.757191] 9ea0: 00000000 c47be8c0 b6e35000 c2816000 c4739f60 c07e10c0 c4739f5c c4739ec8 [ 115.765376] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c4738000 [ 115.773562] 9ee0: b6e35000 00020000 00000004 0000000a 0001fff6 c4739ee0 00000001 b6e34000 [ 115.781746] 9f00: c6614a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.789932] 9f20: 00000000 00000000 c1377438 01f1f92c c205cae0 c47be8c0 c47be8c0 c4738000 [ 115.798116] 9f40: b6e35000 00000000 00000000 00000004 c4739f94 c4739f60 c0599538 c0598ea4 [ 115.806300] 9f60: 00000000 00000000 c4739fac 01f1f92c 0000000a 0000000a b6f7ce00 00000004 [ 115.814485] 9f80: c03002e4 c4738000 c4739fa4 c4739f98 c05995c8 c05994d0 00000000 c4739fa8 [ 115.822670] 9fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 [ 115.830854] 9fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bee14a54 [ 115.839038] 9fe0: 00000004 bee14788 b6ee74cf b6e6d7e6 800e0030 00000001 00000000 00000000 [ 115.847218] Backtrace: [ 115.849683] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 115.857868] r7:c4739f60 r6:0000000a r5:c633e000 r4:00000025 [ 115.863539] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.871638] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.879655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.887581] r9:c4739f60 r8:c519f780 r7:0000000a r6:b6e35000 r5:c47be8c0 r4:c0c34788 [ 115.895339] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.903177] r9:c07e10c0 r8:c4739f60 r7:c2816000 r6:b6e35000 r5:c47be8c0 r4:00000000 [ 115.910929] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.918072] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c4738000 r5:c47be8c0 [ 115.925904] r4:c47be8c0 [ 115.928447] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.935591] r9:c4738000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000000a r4:0000000a [ 115.943345] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.950918] Exception stack(0xc4739fa8 to 0xc4739ff0) [ 115.955976] 9fa0: 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 [ 115.964161] 9fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bee14a54 [ 115.972347] 9fe0: 00000004 bee14788 b6ee74cf b6e6d7e6 [ 115.977411] Code: bad PC value [ 115.980539] ---[ end trace 6c74ca142c1e31fd ]--- # Segmentation fault # [ 115.575551] lkdtm: Performing direct entry EXEC_NULL # [ 115.582106] lkdtm: attempting ok execution at c0c35118 # [ 115.590002] lkdtm: attempting bad execution at 00000000 # [ 115.598028] 8<--- cut here --- # [ 115.601472] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 115.609615] pgd = d6a79e72 # [ 115.612392] [00000000] *pgd=00000000 # [ 115.616014] Internal error: Oops: 80000005 [#9] SMP ARM # [ 115.621254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 115.650271] CPU: 2 PID: 2248 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 115.658019] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.664556] PC is at 0x0 # [ 115.667104] LR is at execute_location+0xa4/0xb4 # [ 115.671641] pc : [<00000000>] lr : [] psr: 600e0013 # [ 115.677913] sp : c4739e38 ip : 00000027 fp : c4739e54 # [ 115.683143] r10: 0000000a r9 : c1acd528 r8 : c15e879c # [ 115.688372] r7 : c4739f60 r6 : 00000000 r5 : 00000000 r4 : c0c35118 # [ 115.694904] r3 : 01f1f92c r2 : 01f1f92c r1 : ef7ab5e4 r0 : 0000002b # [ 115.701438] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.708578] Control: 10c5387d Table: 163dc04a DAC: 00000051 # [ 115.714332] Process cat (pid: 2248, stack limit = 0x43c8ed08) # [ 115.720083] Stack: (0xc4739e38 to 0xc473a000) # [ 115.724448] 9e20: 00000025 c633e000 # [ 115.732635] 9e40: 0000000a c4739f60 c4739e64 c4739e58 c1361e1c c1361b78 c4739e74 c4739e68 # [ 115.740820] 9e60: c0c343a8 c1361e08 c4739e9c c4739e78 c0c348a8 c0c34388 c0c34788 c47be8c0 # [ 115.749005] 9e80: b6e35000 0000000a c519f780 c4739f60 c4739ec4 c4739ea0 c07e1124 c0c34794 # [ 115.757191] 9ea0: 00000000 c47be8c0 b6e35000 c2816000 c4739f60 c07e10c0 c4739f5c c4739ec8 # [ 115.765376] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c4738000 # [ 115.773562] 9ee0: b6e35000 00020000 00000004 0000000a 0001fff6 c4739ee0 00000001 b6e34000 # [ 115.781746] 9f00: c6614a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.789932] 9f20: 00000000 00000000 c1377438 01f1f92c c205cae0 c47be8c0 c47be8c0 c4738000 # [ 115.798116] 9f40: b6e35000 00000000 00000000 00000004 c4739f94 c4739f60 c0599538 c0598ea4 # [ 115.806300] 9f60: 00000000 00000000 c4739fac 01f1f92c 0000000a 0000000a b6f7ce00 00000004 # [ 115.814485] 9f80: c03002e4 c4738000 c4739fa4 c4739f98 c05995c8 c05994d0 00000000 c4739fa8 # [ 115.822670] 9fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 # [ 115.830854] 9fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bee14a54 # [ 115.839038] 9fe0: 00000004 bee14788 b6ee74cf b6e6d7e6 800e0030 00000001 00000000 00000000 # [ 115.847218] Backtrace: # [ 115.849683] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 115.857868] r7:c4739f60 r6:0000000a r5:c633e000 r4:00000025 # [ 115.863539] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.871638] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.879655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.887581] r9:c4739f60 r8:c519f780 r7:0000000a r6:b6e35000 r5:c47be8c0 r4:c0c34788 # [ 115.895339] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.903177] r9:c07e10c0 r8:c4739f60 r7:c2816000 r6:b6e35000 r5:c47be8c0 r4:00000000 # [ 115.910929] [] (vfs_write) from [] (ksys_write+0x74/0x[ 116.439452] lkdtm: Performing direct entry ACCESS_USERSPACE ec) # [ 115.918072] r10:000000[ 116.447468] lkdtm: attempting bad read at b6fe0000 04 r9:00000000 r8:00000000 r7:b6e[ 116.455090] 8<--- cut here --- 35000 r6:c4738000 r5[: c 4171b6e.460955] Unhandled fault: page domain fault (0x01b) at 0xb6fe0000 c0 # [ 11[5 . 9121569.0446]9 5 6] pgd = 2866ec99 r4:c47be8c0 # [ 1[1 5 .191268.474085] [b6fe0000] *pgd=490ea831 47] [] ([k s y1s1_6w.r479836] Internal error: : 1b [#10] SMP ARM te) from [] (sys_write+[ 116.486444] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 0x18/0x1c) # [ 11[5 . 9131565.918146] CPU: 1 PID: 2324 Comm: cat Tainted: G D W 5.10.163-cip24 #1 1] r9:c47[3 8 010106 .r582:8c0052] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 002e4 r7:00000004 r6:b6f7c[e 0 0116.536411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c r5:0000000a r4:0000000a #[ [ 116.544153] LR is at __irq_work_queue_local+0x40/0x74 115.943345] [[ < c101569.9555b10710] pc : [] lr : [] psr: 600e0013 ] (sys_wr[i t e1)1 6.f5r5o9m8 8[4] sp : c67d9e38 ip : c67d9d40 fp : c67d9e64 c03000c0>][ ( r1e1t6_.f5a6s6t8_44] r10: 00000011 r9 : c1acd534 r8 : c15e879c yscall+0x[0 / 01x1268.)5 7 3#8 8[] r7 : c67d9f60 r6 : 00000051 r5 : c67d8000 r4 : b6fe0000 115.950[9 1 81]1 6.E5x8c2e1p5t1] r3 : c5803da0 r2 : c5803da0 r1 : ef7965e0 r0 : 00000026 on stack(0xc4[7 3 91f1a68. 5t9o0 14] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0xc4739ff0) [# [1 1 61.1559.9957] Control: 10c5387d Table: 1581c04a DAC: 00000051 55976] 9fa0[: 1 1 6 . 6 0 7 1 8] Process cat (pid: 2324, stack limit = 0x47eb4ae1) 00[0 0 010106a. 601040676] Stack: (0xc67d9e38 to 0xc67da000) 000a 00000001 [b 6 e131560.0602 0856] 9e20: 00000022 00000000 000000a 0000000[0 1#1 6[. 6 31030] 9e40: 00000000 c5803da0 c67d9e6c 00000026 c669d000 00000011 c67d9e74 c67d9e68 15.964161] 9f[c 0 1:1 60.0604010200] 9e60: c0c343a8 c0c35288 c67d9e9c c67d9e78 c0c348a8 c0c34388 c0c34788 c62a7a40 0a 0000000a b6[f 7 c1e1060. 60501285] 9e80: b6e9a000 00000011 c519f780 c67d9f60 c67d9ec4 c67d9ea0 c07e1124 c0c34794 00004 00000001 [0 0 0101060.0606 457] 9ea0: 00000000 c62a7a40 b6e9a000 c2816000 c67d9f60 c07e10c0 c67d9f5c c67d9ec8 00020000 bee14a[5 4 1 1#6 .[6 7 628] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c67d8000 115.972347] 9fe[0 : 101060.06080799] 9ee0: b6e9a000 00020000 00000004 00000011 0001ffef c67d9ee0 00000001 b6e99000 04 bee14788 b6e[e 7 41c1f6 .b669e971] 9f00: c6273cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 6d7e6 # [ 1[1 5 .191767.471012]42] 9f20: 00000000 00000000 c1377438 c5803da0 c205cae0 c62a7a40 c62a7a40 c67d8000 Code: bad PC[ v a1l1u6e. 7 1#2 28] 9f40: b6e9a000 00000000 00000000 00000004 c67d9f94 c67d9f60 c0599538 c0598ea4 [ 115.980539[] -1-1-6[. 7e2n2d12] 9f60: 00000000 00000000 c67d9fac c5803da0 00000011 00000011 b6fe1e00 00000004 trace 6c74ca1[4 2 c111e63.17f3d2397] 9f80: c03002e4 c67d8000 c67d9fa4 c67d9f98 c05995c8 c05994d0 00000000 c67d9fa8 ]--- # EXEC[_ N U1L1L6:. 7m4i2s568] 9fa0: c03000c0 c05995bc 00000011 00000011 00000001 b6e9a000 00000011 00000000 ing 'call trac[e : '1:1 6[.F7A5I2653] 9fc0: 00000011 00000011 b6fe1e00 00000004 00000001 00000000 00020000 bea7ca54 ] not ok 36 [s e l1f1t6e.s7t6s2:23] 9fe0: 00000004 bea7c788 b6f4c4cf b6ed27e6 800e0030 00000001 00000000 00000000 lkdtm: EXEC_NU[L L .1s1h6 .#7 7e904] Backtrace: xit=1 # selftests: lkd[t m :1 1A.777354] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) CCESS_USERSP[A C E1.1s6h. 7 88388] r6:00000011 r5:c669d000 r4:00000026 [ 116.794744] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.802762] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.810687] r9:c67d9f60 r8:c519f780 r7:00000011 r6:b6e9a000 r5:c62a7a40 r4:c0c34788 [ 116.818445] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.826284] r9:c07e10c0 r8:c67d9f60 r7:c2816000 r6:b6e9a000 r5:c62a7a40 r4:00000000 [ 116.834035] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.841179] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c67d8000 r5:c62a7a40 [ 116.849011] r4:c62a7a40 [ 116.851556] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.858699] r9:c67d8000 r8:c03002e4 r7:00000004 r6:b6fe1e00 r5:00000011 r4:00000011 [ 116.866453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.874026] Exception stack(0xc67d9fa8 to 0xc67d9ff0) [ 116.879085] 9fa0: 00000011 00000011 00000001 b6e9a000 00000011 00000000 [ 116.887271] 9fc0: 00000011 00000011 b6fe1e00 00000004 00000001 00000000 00020000 bea7ca54 [ 116.895452] 9fe0: 00000004 bea7c788 b6f4c4cf b6ed27e6 [ 116.900514] Code: e1a01004 e30e0458 e34c01ac eb1c86b0 (e5943000) [ 116.906616] ---[ end trace 6c74ca142c1e31fe ]--- # Segmentation fault # [ 116.439452] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 116.447468] lkdtm: attempting bad read at b6fe0000 # [ 116.455090] 8<--- cut here --- # [ 116.460955] Unhandled fault: page domain fault (0x01b) at 0xb6fe0000 # [ 116.469556] pgd = 2866ec99 # [ 116.474085] [b6fe0000] *pgd=490ea831 # [ 116.479836] Internal error: : 1b [#10] SMP ARM # [ 116.486444] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 116.518146] CPU: 1 PID: 2324 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 116.528052] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.536411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 116.544153] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.551710] pc : [] lr : [] psr: 600e0013 # [ 116.559884] sp : c67d9e38 ip : c67d9d40 fp : c67d9e64 # [ 116.566844] r10: 00000011 r9 : c1acd534 r8 : c15e879c # [ 116.573889] r7 : c67d9f60 r6 : 00000051 r5 : c67d8000 r4 : b6fe0000 # [ 116.582151] r3 : c5803da0 r2 : c5803da0 r1 : ef7965e0 r0 : 00000026 # [ 116.590414] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.599457] Control: 10c5387d Table: 1581c04a DAC: 00000051 # [ 116.607108] Process cat (pid: 2324, stack limit = 0x47eb4ae1) # [ 116.614676] Stack: (0xc67d9e38 to 0xc67da000) # [ 116.620856] 9e20: 00000022 00000000 # [ 116.631030] 9e40: 00000000 c5803da0 c67d9e6c 00000026 c669d000 00000011 c67d9e74 c67d9e68 # [ 116.641200] 9e60: c0c343a8 c0c35288 c67d9e9c c67d9e78 c0c348a8 c0c34388 c0c34788 c62a7a40 # [ 116.651285] 9e80: b6e9a000 00000011 c519f780 c67d9f60 c67d9ec4 c67d9ea0 c07e1124 c0c34794 # [ 116.661457] 9ea0: 00000000 c62a7a40 b6e9a000 c2816000 c67d9f60 c07e10c0 c67d9f5c c67d9ec8 # [ 116.671628] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c67d8000 # [ 116.681799] 9ee0: b6e9a000 00020000 00000004 00000011 0001ffef c67d9ee0 00000001 b6e99000 # [ 116.691971] 9f00: c6273cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.702142] 9f20: 00000000 00000000 c1377438 c5803da0 c205cae0 c62a7a40 c62a7a40 c67d8000 # [ 116.712228] 9f40: b6e9a000 00000000 00000000 00000004 c67d9f94 c67d9f60 c0599538 c0598ea4 # [ 116.722312] 9f60: 00000000 00000000 c67d9fac c5803da0 00000011 00000011 b6fe1e00 00000004 # [ 116.732397] 9f80: c03002e4 c67d8000 c67d9fa4 c67d9f98 c05995c8 c05994d0 00000000 c67d9fa8 # [ 116.742568] 9fa0: c03000c0 c05995bc 00000011 00000011 00000001 b6e9a000 00000011 00000000 # [ 116.752653] 9fc0: 00000011 00000011 b6fe1e00 00000004 00000001 00000000 00020000 bea7ca54 # [ 116.762823] 9fe0: 00000004 bea7c788 b6f4c4cf b6ed27e6 800e0030 00000001 00000000 00000000 # [ 116.772904] Backtrace: # [ 116.777354] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.788388] r6:00000011 r5:c669d000 r4:00000026 # [ 116.794744] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.802762] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.810687] r9:c67d9f60 r8:c519f780 r7:00000011 r6:b6e9a000 r5:c62a7a40 r4:c0c34788 # [ 116.818445] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.826284] r9:c07e10c0 r8:c67d9f60 r7:c2816000 r6:b6e9a000 r5:c62a7a40 r4:00000000 # [ 116.834035] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.841179] r10:00000004 r9:00000000 r8:00000000 r7:b6e9[ 117.360203] lkdtm: Performing direct entry ACCESS_NULL a000 r6:c67d8000[ r 51:1c76.23a67054] lkdtm: attempting bad read at 00000000 a40 # [ 116.849011] r4:c62a7a4[ 117.374087] 8<--- cut here --- 0 # [ 116.851556] [] [ 117.379983] Unable to handle kernel NULL pointer dereference at virtual address 00000000 (ksys_write) from [] (s[ 117.390954] pgd = 966cb3cc ys_write+0x18/0x1c) # [ 116.858[ 117.396402] [00000000] *pgd=00000000 699] r9:c67d8000 r8:c03002e4 r7:[ 117.402880] Internal error: Oops: 5 [#11] SMP ARM 00000004 r6:b6fe1e00 r5:00000011 [ 117.410400] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 r4:00000011 # [ [ 1 1161.78.6462106] CPU: 1 PID: 2399 Comm: cat Tainted: G D W 5.10.163-cip24 #1 453] [7]. 4(5s1y9s9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _write) from [ ] 1(1r.460288] PC is at lkdtm_ACCESS_NULL+0x28/0x68 et_fast_syscall+0x0/0x28)[ #1 7.467248] LR is at __irq_work_queue_local+0x40/0x74 [ 116.87[4 0 2161]7 .E4x7c47e1p9] pc : [] lr : [] psr: 600e0013 ion stac[k ( 01x1c76.74d892f7a280] sp : c6095e50 ip : c6095d58 fp : c6095e64 to 0xc67d[9 f f101)7 . 4#8 9[6 7 ] r10: 0000000c r9 : c1acd548 r8 : c15e879c 116.8790[8 5 ]1 197f.a409:6 6 38 r7 : c6095f60 r6 : 0000000c r5 : c625b000 r4 : 00000000 [ 1 1 7 . 5 004080103] r3 : 7f08b80e r2 : 7f08b80e r1 : ef7965e0 r0 : 00000026 011 00000011 [0 0 0101070.0511 3b78] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 6e9a000 00[0 0 0101171. 502021020] Control: 10c5387d Table: 167f004a DAC: 00000051 0000 # [ 116.8[8 7 217117]. 5929603] Process cat (pid: 2399, stack limit = 0xc4583e76) c0: 0000[0 0 1111 70.050307040218] Stack: (0xc6095e50 to 0xc6096000) b6fe1e00 0000[0 0 10147 .050403021] 5e40: 00000027 c625b000 c6095e74 c6095e68 0001 00000000 0[0 0 2101070.05 5b607] 5e60: c0c343a8 c1361e2c c6095e9c c6095e78 c0c348a8 c0c34388 c0c34788 c6614dc0 ea7ca54 # [[ 111176..586935749] 5e80: b6dd7000 0000000c c519f780 c6095f60 c6095ec4 c6095ea0 c07e1124 c0c34794 52] 9fe0: 000000[0 4 1b1e7a.75c73779] 5ea0: 00000000 c6614dc0 b6dd7000 c2816000 c6095f60 c07e10c0 c6095f5c c6095ec8 88 b6f4c4cf b6e[d 2 711e76. 5 8#4036] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c6094000 [ 116.900514] C[o d e1:1 7e.15a94209] 5ee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c6095ee0 00000001 b6dd6000 1004 e30e0458[ e 3141c70.16a0c4 65] 5f00: c64d3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 eb1c86b0 (e59[4 3 010107). 6 1 4#51] 5f20: 00000000 00000000 c1377438 7f08b80e c205cae0 c6614dc0 c6614dc0 c6094000 [ 116.906616] [- - -1[1 7e.n6d24637] 5f40: b6dd7000 00000000 00000000 00000004 c6095f94 c6095f60 c0599538 c0598ea4 trace 6c74ca142[c 1 e13117f.e6 3]894] 5f60: 00000000 00000000 c6095fac 7f08b80e 0000000c 0000000c b6f1ee00 00000004 --- # ACCESS_[U S E1R1S7P.A6C4E5066] 5f80: c03002e4 c6094000 c6095fa4 c6095f98 c05995c8 c05994d0 00000000 c6095fa8 missing 'cal[l t1r1a7c.e6:5'5:36] 5fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 [FAIL] not [o k 13177 .s6e6l5f21] 5fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 bee17a54 tests: lkdtm: [A C C1E1S7S._6U7S5407] 5fe0: 00000004 bee17788 b6e894cf b6e0f7e6 800e0030 00000001 00000000 00000000 RSPACE.sh # exi[t = 11 1 7#. 6s8e573] Backtrace: lftests: lkdtm: ACCESS[_ N U1L1L7.690025] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) sh [ 117.700623] r5:c625b000 r4:00000027 [ 117.704549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.712568] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.720494] r9:c6095f60 r8:c519f780 r7:0000000c r6:b6dd7000 r5:c6614dc0 r4:c0c34788 [ 117.728252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.736092] r9:c07e10c0 r8:c6095f60 r7:c2816000 r6:b6dd7000 r5:c6614dc0 r4:00000000 [ 117.743844] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.750989] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6094000 r5:c6614dc0 [ 117.758823] r4:c6614dc0 [ 117.761367] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.768512] r9:c6094000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:0000000c r4:0000000c [ 117.776266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.783840] Exception stack(0xc6095fa8 to 0xc6095ff0) [ 117.788900] 5fa0: 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 [ 117.797086] 5fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 bee17a54 [ 117.805270] 5fe0: 00000004 bee17788 b6e894cf b6e0f7e6 [ 117.810330] Code: e30e0458 e34c01ac e1a01004 ebffd402 (e5945000) [ 117.816514] ---[ end trace 6c74ca142c1e31ff ]--- # Segmentation fault # [ 117.360203] lkdtm: Performing direct entry ACCESS_NULL # [ 117.367054] lkdtm: attempting bad read at 00000000 # [ 117.374087] 8<--- cut here --- # [ 117.379983] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 117.390954] pgd = 966cb3cc # [ 117.396402] [00000000] *pgd=00000000 # [ 117.402880] Internal error: Oops: 5 [#11] SMP ARM # [ 117.410400] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 117.442106] CPU: 1 PID: 2399 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 117.451929] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.460288] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 117.467248] LR is at __irq_work_queue_local+0x40/0x74 # [ 117.474719] pc : [] lr : [] psr: 600e0013 # [ 117.482720] sp : c6095e50 ip : c6095d58 fp : c6095e64 # [ 117.489679] r10: 0000000c r9 : c1acd548 r8 : c15e879c # [ 117.496638] r7 : c6095f60 r6 : 0000000c r5 : c625b000 r4 : 00000000 # [ 117.504813] r3 : 7f08b80e r2 : 7f08b80e r1 : ef7965e0 r0 : 00000026 # [ 117.513078] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.522120] Control: 10c5387d Table: 167f004a DAC: 00000051 # [ 117.529603] Process cat (pid: 2399, stack limit = 0xc4583e76) # [ 117.537428] Stack: (0xc6095e50 to 0xc6096000) # [ 117.543521] 5e40: 00000027 c625b000 c6095e74 c6095e68 # [ 117.553607] 5e60: c0c343a8 c1361e2c c6095e9c c6095e78 c0c348a8 c0c34388 c0c34788 c6614dc0 # [ 117.563779] 5e80: b6dd7000 0000000c c519f780 c6095f60 c6095ec4 c6095ea0 c07e1124 c0c34794 # [ 117.573779] 5ea0: 00000000 c6614dc0 b6dd7000 c2816000 c6095f60 c07e10c0 c6095f5c c6095ec8 # [ 117.584036] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c6094000 # [ 117.594209] 5ee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c6095ee0 00000001 b6dd6000 # [ 117.604465] 5f00: c64d3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.614551] 5f20: 00000000 00000000 c1377438 7f08b80e c205cae0 c6614dc0 c6614dc0 c6094000 # [ 117.624637] 5f40: b6dd7000 00000000 00000000 00000004 c6095f94 c6095f60 c0599538 c0598ea4 # [ 117.634894] 5f60: 00000000 00000000 c6095fac 7f08b80e 0000000c 0000000c b6f1ee00 00000004 # [ 117.645066] 5f80: c03002e4 c6094000 c6095fa4 c6095f98 c05995c8 c05994d0 00000000 c6095fa8 # [ 117.655236] 5fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 # [ 117.665321] 5fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 bee17a54 # [ 117.675407] 5fe0: 00000004 bee17788 b6e894cf b6e0f7e6 800e0030 00000001 00000000 00000000 # [ 117.685573] Backtrace: # [ 117.690025] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.700623] r5:c625b000 r4:00000027 # [ 117.704549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.712568] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.720494] r9:c6095f60 r8:c519f780 r7:0000000c r6:b6dd7000 r5:c6614dc0 r4:c0c34788 # [ 117.728252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.736092] r9:c07e10c0 r8:c6095f60 r7:c2816000 r6:b6dd7000 r5:c6614dc0 r4:00000000 # [ 117.743844] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.750989] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6094000 r5:c6614dc0 # [ 117.758823] r4:c6614dc0 # [[ 118.253597] lkdtm: Performing direct entry WRITE_RO 117.761367] [8693] lkdtm: attempting bad rodata write at c15e8a34 ] (ksys_write) from [] [ 118.266363] 8<--- cut here --- (sys_write+0x18/0x1c) # [ 1[1 7118.272194] Unable to handle kernel paging request at virtual address c15e8a34 .768512] r9:c60940[0 0 1r188:.c82026] pgd = 9643b395 03002e4 r7:00000004 r6:b6f1ee00 r[ 118.286913] [c15e8a34] *pgd=1141941e(bad) 5:0000000c r4:0000000c # [ [1 1118.293799] Internal error: Oops: 80d [#12] SMP ARM 7.776266] [] (sys_write[ 118.301282] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 ) from [] (ret_fast_sys 118.332998] CPU: 3 PID: 2473 Comm: cat Tainted: G D W 5.10.163-cip24 #1 call+0x0/0x28) # [[ 111187..343512] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 83840] Exception stack(0xc6095fa8[ 118.352229] PC is at lkdtm_WRITE_RO+0x44/0x50 to 0xc6095ff0) # [ 117.788900][ 118.359464] LR is at __irq_work_queue_local+0x40/0x74 5fa0: [ 1 1080367366] pc : [] lr : [] psr: 600e0013 00000c 0000000c 000[0 0 010118 .b75892] sp : c6101e50 ip : c6101d58 fp : c6101e64 6dd7000 0000000c [0 0 0101080.0303291] r10: 00000009 r9 : c1acd554 r8 : c15e879c # [ 117.797086] [5 f c1018:. 390606] r7 : c6101f60 r6 : 00000009 r5 : c5efc000 r4 : c15e8a34 000000c 0000000c b6[f 1 e1e1080. 99307] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ace358 00000004 00000001 0000000[0 0108.408014] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 020000 bee17a54 # [ [ 1 1171.88417583] Control: 10c5387d Table: 167d804a DAC: 00000051 05270] 5fe0: 00000004 [b e e11178.425592] Process cat (pid: 2473, stack limit = 0x96eed3b6) 88 b6e894cf b6e0f7[e 6 1 1#8 .[433684] Stack: (0xc6101e50 to 0xc6102000) 117.810330] Code: e30e0458[ e 318.440225] 1e40: 00000028 c5efc000 c6101e74 c6101e68 4c01ac e1a01004 ebffd402 (e59[4 5118.450926] 1e60: c0c343a8 c1361c2c c6101e9c c6101e78 c0c348a8 c0c34388 c0c34788 c62c9b80 000) # [ 117.816514] ---[ en[d 118.461713] 1e80: b6e00000 00000009 c519f780 c6101f60 c6101ec4 c6101ea0 c07e1124 c0c34794 trace 6c74ca142c1e31ff ]--- # [ 118.472585] 1ea0: 00000000 c62c9b80 b6e00000 c2816000 c6101f60 c07e10c0 c6101f5c c6101ec8 CCESS_NULL: missing 'call tr[a c 118.483543] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c44b10e4 c0599538 c6100000 :': [FAIL] not ok 38 selft[e s t18.494329] 1ee0: b6e00000 00020000 00000004 00000009 0001fff7 c6101ee0 00000001 00000805 s: lkdtm: ACCESS_NULL.sh # exi[t 118.505032] 1f00: c47bf2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1 # selftests: lkdtm: WRITE[_ R 118.515903] 1f20: 00000000 00000000 c6100000 c3e0c997 b6dff000 c62c9b80 c62c9b80 c6100000 .sh [ 118.526689] 1f40: b6e00000 00000000 00000000 00000004 c6101f94 c6101f60 c0599538 c0598ea4 [ 118.535305] 1f60: 00000000 00000000 c6101fac c3e0c997 00000009 00000009 b6f47e00 00000004 [ 118.543511] 1f80: c03002e4 c6100000 c6101fa4 c6101f98 c05995c8 c05994d0 00000000 c6101fa8 [ 118.551717] 1fa0: c03000c0 c05995bc 00000009 00000009 00000001 b6e00000 00000009 00000000 [ 118.559922] 1fc0: 00000009 00000009 b6f47e00 00000004 00000001 00000000 00020000 bec34a54 [ 118.568128] 1fe0: 00000004 bec34788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000 [ 118.576323] Backtrace: [ 118.578823] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.586855] r5:c5efc000 r4:00000028 [ 118.590464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.598509] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.606459] r9:c6101f60 r8:c519f780 r7:00000009 r6:b6e00000 r5:c62c9b80 r4:c0c34788 [ 118.614243] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.622104] r9:c07e10c0 r8:c6101f60 r7:c2816000 r6:b6e00000 r5:c62c9b80 r4:00000000 [ 118.629881] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.637050] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c6100000 r5:c62c9b80 [ 118.644900] r4:c62c9b80 [ 118.647468] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.654634] r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000009 r4:00000009 [ 118.662415] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.670005] Exception stack(0xc6101fa8 to 0xc6101ff0) [ 118.675086] 1fa0: 00000009 00000009 00000001 b6e00000 00000009 00000000 [ 118.683293] 1fc0: 00000009 00000009 b6f47e00 00000004 00000001 00000000 00020000 bec34a54 [ 118.691493] 1fe0: 00000004 bec34788 b6eb24cf b6e387e6 [ 118.696574] Code: e34a3bcd e30e0358 e34c01ac e0233002 (e5843000) [ 118.702699] ---[ end trace 6c74ca142c1e3200 ]--- # Segmentation fault # [ 118.253597] lkdtm: Performing direct entry WRITE_RO # [ 118.258693] lkdtm: attempting bad rodata write at c15e8a34 # [ 118.266363] 8<--- cut here --- # [ 118.272194] Unable to handle kernel paging request at virtual address c15e8a34 # [ 118.282026] pgd = 9643b395 # [ 118.286913] [c15e8a34] *pgd=1141941e(bad) # [ 118.293799] Internal error: Oops: 80d [#12] SMP ARM # [ 118.301282] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 118.332998] CPU: 3 PID: 2473 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 118.343512] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.352229] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 118.359464] LR is at __irq_work_queue_local+0x40/0x74 # [ 118.367366] pc : [] lr : [] psr: 600e0013 # [ 118.375892] sp : c6101e50 ip : c6101d58 fp : c6101e64 # [ 118.383291] r10: 00000009 r9 : c1acd554 r8 : c15e879c # [ 118.390606] r7 : c6101f60 r6 : 00000009 r5 : c5efc000 r4 : c15e8a34 # [ 118.399307] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ace358 # [ 118.408014] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.417583] Control: 10c5387d Table: 167d804a DAC: 00000051 # [ 118.425592] Process cat (pid: 2473, stack limit = 0x96eed3b6) # [ 118.433684] Stack: (0xc6101e50 to 0xc6102000) # [ 118.440225] 1e40: 00000028 c5efc000 c6101e74 c6101e68 # [ 118.450926] 1e60: c0c343a8 c1361c2c c6101e9c c6101e78 c0c348a8 c0c34388 c0c34788 c62c9b80 # [ 118.461713] 1e80: b6e00000 00000009 c519f780 c6101f60 c6101ec4 c6101ea0 c07e1124 c0c34794 # [ 118.472585] 1ea0: 00000000 c62c9b80 b6e00000 c2816000 c6101f60 c07e10c0 c6101f5c c6101ec8 # [ 118.483543] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c44b10e4 c0599538 c6100000 # [ 118.494329] 1ee0: b6e00000 00020000 00000004 00000009 0001fff7 c6101ee0 00000001 00000805 # [ 118.505032] 1f00: c47bf2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.515903] 1f20: 00000000 00000000 c6100000 c3e0c997 b6dff000 c62c9b80 c62c9b80 c6100000 # [ 118.526689] 1f40: b6e00000 00000000 00000000 00000004 c6101f94 c6101f60 c0599538 c0598ea4 # [ 118.535305] 1f60: 00000000 00000000 c6101fac c3e0c997 00000009 00000009 b6f47e00 00000004 # [ 118.543511] 1f80: c03002e4 c6100000 c6101fa4 c6101f98 c05995c8 c05994d0 00000000 c6101fa8 # [ 118.551717] 1fa0: c03000c0 c05995bc 00000009 00000009 00000001 b6e00000 00000009 00000000 # [ 118.559922] 1fc0: 00000009 00000009 b6f47e00 00000004 00000001 00000000 00020000 bec34a54 # [ 118.568128] 1fe0: 00000004 bec34788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000 # [ 118.576323] Backtrace: # [ 118.578823] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.586855] r5:c5efc000 r4:00000028 # [ 118.590464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.598509] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.606459] r9:c6101f60 r8:c519f780 r7:00000009 r6:b6e00000 r5:c62c9b80 r4:c0c34788 # [ 118.614243] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.622104] r9:c07e10c0 r8:c6101f60 r7:c2816000 r6:b6e00000 r5:c62c9b80 r4:00000000 # [ 118.629881] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.637050] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c6100000 r5:c62c9b80 # [ 118.644900] r4:c62c9b80 # [ 118.647468] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.654634] r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000009 r4:00000009 # [ 118.662415] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.670005] Exception stack(0xc6101fa8 to 0xc6101ff0) # [ 118.675086] 1fa0: 0000[ 119.156739] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 0009 00000009 00000001 b6e00000 0[ 119.164816] lkdtm: attempting bad ro_after_init write at c1b7ec60 0000009 00000000 # [ 118.683293[ 119.173762] 8<--- cut here --- [ 119.179636] Unable to handle kernel paging request at virtual address c1b7ec60 [ 119.186871] pgd = 9643b395 [ 119.189588] [c1b7ec60] *pgd=11a1941e(bad) [ 119.193623] Internal error: Oops: 80d [#13] SMP ARM [ 119.198512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 119.227587] CPU: 0 PID: 2547 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 119.235341] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.241889] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 119.247219] LR is at __irq_work_queue_local+0x40/0x74 [ 119.252283] pc : [] lr : [] psr: 600e0013 [ 119.258558] sp : c5e49e50 ip : c5e49d58 fp : c5e49e64 [ 119.263792] r10: 00000014 r9 : c1acd560 r8 : c15e879c [ 119.269023] r7 : c5e49f60 r6 : 00000014 r5 : c5e1e000 r4 : c1b7ec60 [ 119.275556] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ace358 [ 119.282093] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 119.289236] Control: 10c5387d Table: 167d804a DAC: 00000051 [ 119.294993] Process cat (pid: 2547, stack limit = 0x3ee084c4) [ 119.300748] Stack: (0xc5e49e50 to 0xc5e4a000) [ 119.305118] 9e40: 00000029 c5e1e000 c5e49e74 c5e49e68 [ 119.313307] 9e60: c0c343a8 c1361c7c c5e49e9c c5e49e78 c0c348a8 c0c34388 c0c34788 c47ff680 [ 119.321496] 9e80: b6e62000 00000014 c519f780 c5e49f60 c5e49ec4 c5e49ea0 c07e1124 c0c34794 [ 119.329685] 9ea0: 00000000 c47ff680 b6e62000 c2816000 c5e49f60 c07e10c0 c5e49f5c c5e49ec8 [ 119.337872] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c5e48000 [ 119.346061] 9ee0: b6e62000 00020000 00000004 00000014 0001ffec c5e49ee0 00000001 b6e61000 [ 119.354248] 9f00: c47be280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 119.362437] 9f20: 00000000 00000000 c1377438 592e571c c205cae0 c47ff680 c47ff680 c5e48000 [ 119.370625] 9f40: b6e62000 00000000 00000000 00000004 c5e49f94 c5e49f60 c0599538 c0598ea4 [ 119.378815] 9f60: 00000000 00000000 c5e49fac 592e571c 00000014 00000014 b6fa9e00 00000004 [ 119.387003] 9f80: c03002e4 c5e48000 c5e49fa4 c5e49f98 c05995c8 c05994d0 00000000 c5e49fa8 [ 119.395193] 9fa0: c03000c0 c05995bc 00000014 00000014 00000001 b6e62000 00000014 00000000 [ 119.403383] 9fc0: 00000014 00000014 b6fa9e00 00000004 00000001 00000000 00020000 bea2ca54 [ 119.411570] 9fe0: 00000004 bea2c788 b6f144cf b6e9a7e6 800e0030 00000001 00000000 00000000 [ 119.419753] Backtrace: [ 119.422224] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.431192] r5:c5e1e000 r4:00000029 [ 119.434782] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.442805] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.450737] r9:c5e49f60 r8:c519f780 r7:00000014 r6:b6e62000 r5:c47ff680 r4:c0c34788 [ 119.458497] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.466340] r9:c07e10c0 r8:c5e49f60 r7:c2816000 r6:b6e62000 r5:c47ff680 r4:00000000 [ 119.474096] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.481245] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c5e48000 r5:c47ff680 [ 119.489081] r4:c47ff680 [ 119.491630] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.498776] r9:c5e48000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:00000014 r4:00000014 [ 119.506534] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.514111] Exception stack(0xc5e49fa8 to 0xc5e49ff0) [ 119.519174] 9fa0: 00000014 00000014 00000001 b6e62000 00000014 00000000 [ 119.527363] 9fc0: 00000014 00000014 b6fa9e00 00000004 00000001 00000000 00020000 bea2ca54 [ 119.535548] 9fe0: 00000004 bea2c788 b6f144cf b6e9a7e6 [ 119.540613] Code: e34a3bcd e30e0358 e34c01ac e0233002 (e5843000) [ 119.546721] ---[ end trace 6c74ca142c1e3201 ]--- ] 1fc0: 00000009 00000009 b6f47e00 00000004 00000001 00000000 00020000 bec34a54 # [ 118.691493] 1fe0: 00000004 bec34788 b6eb24cf b6e387e6 # [ 118.696574] Code: e34a3bcd e30e0358 e34c01ac e0233002 (e5843000) # [ 118.702699] ---[ end trace 6c74ca142c1e3200 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # Segmentation fault # [ 119.156739] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 119.164816] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 119.173762] 8<--- cut here --- # [ 119.179636] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 119.186871] pgd = 9643b395 # [ 119.189588] [c1b7ec60] *pgd=11a1941e(bad) # [ 119.193623] Internal error: Oops: 80d [#13] SMP ARM # [ 119.198512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 119.227587] CPU: 0 PID: 2547 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 119.235341] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.241889] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 119.247219] LR is at __irq_work_queue_local+0x40/0x74 # [ 119.252283] pc : [] lr : [] psr: 600e0013 # [ 119.258558] sp : c5e49e50 ip : c5e49d58 fp : c5e49e64 # [ 119.263792] r10: 00000014 r9 : c1acd560 r8 : c15e879c # [ 119.269023] r7 : c5e49f60 r6 : 00000014 r5 : c5e1e000 r4 : c1b7ec60 # [ 119.275556] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ace358 # [ 119.282093] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.289236] Control: 10c5387d Table: 167d804a DAC: 00000051 # [ 119.294993] Process cat (pid: 2547, stack limit = 0x3ee084c4) # [ 119.300748] Stack: (0xc5e49e50 to 0xc5e4a000) # [ 119.305118] 9e40: 00000029 c5e1e000 c5e49e74 c5e49e68 # [ 119.313307] 9e60: c0c343a8 c1361c7c c5e49e9c c5e49e78 c0c348a8 c0c34388 c0c34788 c47ff680 # [ 119.321496] 9e80: b6e62000 00000014 c519f780 c5e49f60 c5e49ec4 c5e49ea0 c07e1124 c0c34794 # [ 119.329685] 9ea0: 00000000 c47ff680 b6e62000 c2816000 c5e49f60 c07e10c0 c5e49f5c c5e49ec8 # [ 119.337872] 9ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c5e48000 # [ 119.346061] 9ee0: b6e62000 00020000 00000004 00000014 0001ffec c5e49ee0 00000001 b6e61000 # [ 119.354248] 9f00: c47be280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 119.362437] 9f20: 00000000 00000000 c1377438 592e571c c205cae0 c47ff680 c47ff680 c5e48000 # [ 119.370625] 9f40: b6e62000 00000000 00000000 00000004 c5e49f94 c5e49f60 c0599538 c0598ea4 # [ 119.378815] 9f60: 00000000 00000000 c5e49fac 592e571c 00000014 00000014 b6fa9e00 00000004 # [ 119.387003] 9f80: c03002e4 c5e48000 c5e49fa4 c5e49f98 c05995c8 c05994d0 00000000 c5e49fa8 # [ 119.395193] 9fa0: c03000c0 c05995bc 00000014 00000014 00000001 b6e62000 00000014 00000000 # [ 119.403383] 9fc0: 00000014 00000014 b6fa9e00 00000004 00000001 00000000 00020000 bea2ca54 # [ 119.411570] 9fe0: 00000004 bea2c788 b6f144cf b6e9a7e6 800e0030 00000001 00000000 00000000 # [ 119.419753] Backtrace: # [ 119.422224] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.431192] r5:c5e1e000 r4:00000029 # [ 119.434782] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.442805] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.450737] r9:c5e49f60 r8:c519f780 r7:00000014 r6:b6e62000 r5:c47ff680 r4:c0c34788 # [ 119.458497] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.466340] r9:c07e10c0 r8:c5e49f60 r7:c2816000 r6:b6e62000 r5:c47ff680 r4:00000000 # [ 119.474096] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.481245] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c5e48000 r5:c47ff680 # [ 119.489081] r4:c47ff680 # [ 119.491630] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.498776] r9:c5e48000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:0[ 119.999217] lkdtm: Performing direct entry WRITE_KERN 0000014 r4:00000014 # [ 119.506[ 120.004679] lkdtm: attempting bad 7522864 byte write at c1361b48 534] [] (sys_write) fro[ 120.013532] 8<--- cut here --- m [2]0 .(0r1e9t4_1f] Unable to handle kernel paging request at virtual address c1361b48 ast_syscall[+ 0 x102/00.x02288)3 6] pgd = 7f4be787 # [ 119.514111] Excep[t i o1n2 .032905] [c1361b48] *pgd=1121940e(bad) stack(0xc5e49fa8 to[ 0 x1c250e.439264] Internal error: Oops: 80d [#14] SMP ARM 9ff0) # [ 119.519174] 9fa0: [ 120.046305] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 00[0 0 0102104. 008010] CPU: 2 PID: 2621 Comm: cat Tainted: G D W 5.10.163-cip24 #1 0000014[ 0 0102000.000817 83b16] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 62000 00000014 00000000[ #1 2[.096016] PC is at memcpy+0x50/0x330 119.527363] 9[f c 01:2 00.01000103] LR is at 0xe92dd830 0014 000000[1 4 1b260f.a190e70207] pc : [] lr : [] psr: 200e0013 00000004[ 0 0102000.010115 3203] sp : c689de2c ip : e1a0c00d fp : c689de64 000000 0[0 0 2102000.01 2b2e2a823] r10: 0000000b r9 : c1acd574 r8 : e89da800 a54 # [ [1 1 91.2503.51524982]43] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 9fe0: 00[0 0 0102004. 1b3e7a5290c r3 : e1a0c00d r2 : 0072c990 r1 : c0c35138 r0 : c1361b48 788 b6f144cf [b 6 e192a07.e164 5 67] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.5[4 0 611230]. 1C5o4d8e09] Control: 10c5387d Table: 168d404a DAC: 00000051 e34a3bcd e3[0 e 0132508.1 6e23346] Process cat (pid: 2621, stack limit = 0x1dc2e646) c01ac e02[3 3 010220 .(1e65989443] Stack: (0xc689de2c to 0xc689e000) 000) # [ 119.5[4 6 712210]. 1-6038] de20: c0c35118 0072ca30 c689df60 c15e879c c1361b48 --[ end trace 6[c 7 41c2a01.4128c296] de40: c1361b48 c1361d2c 0000002a c5ee6000 0000000b c689df60 c689de74 c689de68 1e3201 ]--- #[ W R1I2T0E._1R96O68] de60: c0c343a8 c1361cec c689de9c c689de78 c0c348a8 c0c34388 c0c34788 c47be280 _AFTER_INIT: mi[s s i1n2g0 .'2c0a552] de80: b6e7a000 0000000b c519f780 c689df60 c689dec4 c689dea0 c07e1124 c0c34794 ll trace:': [F[A I L1]2 0 .n2o1t6723] dea0: 00000000 c47be280 b6e7a000 c2816000 c689df60 c07e10c0 c689df5c c689dec8 ok 40 selftests[ : 1l2k0d.t2m2:6895] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c689c000 WRITE_RO_AFTER_[I N I1T2.0s.h2 37067] dee0: b6e7a000 00020000 00000004 0000000b 0001fff5 c689dee0 00000001 b6e79000 exit=1 # se[l f t1e2s0t.s2:4 7l38] df00: c5c06a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 kdtm: WRITE_KER[N . s1h2 0 .257324] df20: 00000000 00000000 c1377438 e6b09fee c205cae0 c47be280 c47be280 c689c000 [ 120.267320] df40: b6e7a000 00000000 00000000 00000004 c689df94 c689df60 c0599538 c0598ea4 [ 120.275506] df60: 00000000 00000000 c689dfac e6b09fee 0000000b 0000000b b6fc1e00 00000004 [ 120.283692] df80: c03002e4 c689c000 c689dfa4 c689df98 c05995c8 c05994d0 00000000 c689dfa8 [ 120.291877] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e7a000 0000000b 00000000 [ 120.300062] dfc0: 0000000b 0000000b b6fc1e00 00000004 00000001 00000000 00020000 bea05a54 [ 120.308245] dfe0: 00000004 bea05788 b6f2c4cf b6eb27e6 800e0030 00000001 00000000 00000000 [ 120.316425] Backtrace: [ 120.318895] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.327081] r7:c689df60 r6:0000000b r5:c5ee6000 r4:0000002a [ 120.332750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.340769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.348694] r9:c689df60 r8:c519f780 r7:0000000b r6:b6e7a000 r5:c47be280 r4:c0c34788 [ 120.356451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.364288] r9:c07e10c0 r8:c689df60 r7:c2816000 r6:b6e7a000 r5:c47be280 r4:00000000 [ 120.372040] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.379184] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c689c000 r5:c47be280 [ 120.387019] r4:c47be280 [ 120.389563] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.396706] r9:c689c000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:0000000b r4:0000000b [ 120.404460] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.412034] Exception stack(0xc689dfa8 to 0xc689dff0) [ 120.417092] dfa0: 0000000b 0000000b 00000001 b6e7a000 0000000b 00000000 [ 120.425276] dfc0: 0000000b 0000000b b6fc1e00 00000004 00000001 00000000 00020000 bea05a54 [ 120.433458] dfe0: 00000004 bea05788 b6f2c4cf b6eb27e6 [ 120.438520] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 120.444622] ---[ end trace 6c74ca142c1e3202 ]--- # Segmentation fault # [ 119.999217] lkdtm: Performing direct entry WRITE_KERN # [ 120.004679] lkdtm: attempting bad 7522864 byte write at c1361b48 # [ 120.013532] 8<--- cut here --- # [ 120.019413] Unable to handle kernel paging request at virtual address c1361b48 # [ 120.028376] pgd = 7f4be787 # [ 120.032905] [c1361b48] *pgd=1121940e(bad) # [ 120.039264] Internal error: Oops: 80d [#14] SMP ARM # [ 120.046305] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 120.078010] CPU: 2 PID: 2621 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 120.087831] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.096016] PC is at memcpy+0x50/0x330 # [ 120.102103] LR is at 0xe92dd830 # [ 120.107237] pc : [] lr : [] psr: 200e0013 # [ 120.115323] sp : c689de2c ip : e1a0c00d fp : c689de64 # [ 120.122283] r10: 0000000b r9 : c1acd574 r8 : e89da800 # [ 120.129243] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 120.137590] r3 : e1a0c00d r2 : 0072c990 r1 : c0c35138 r0 : c1361b48 # [ 120.145767] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 120.154809] Control: 10c5387d Table: 168d404a DAC: 00000051 # [ 120.162376] Process cat (pid: 2621, stack limit = 0x1dc2e646) # [ 120.169943] Stack: (0xc689de2c to 0xc689e000) # [ 120.176038] de20: c0c35118 0072ca30 c689df60 c15e879c c1361b48 # [ 120.186296] de40: c1361b48 c1361d2c 0000002a c5ee6000 0000000b c689df60 c689de74 c689de68 # [ 120.196468] de60: c0c343a8 c1361cec c689de9c c689de78 c0c348a8 c0c34388 c0c34788 c47be280 # [ 120.206552] de80: b6e7a000 0000000b c519f780 c689df60 c689dec4 c689dea0 c07e1124 c0c34794 # [ 120.216723] dea0: 00000000 c47be280 b6e7a000 c2816000 c689df60 c07e10c0 c689df5c c689dec8 # [ 120.226895] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1377438 c0599538 c689c000 # [ 120.237067] dee0: b6e7a000 00020000 00000004 0000000b 0001fff5 c689dee0 00000001 b6e79000 # [ 120.247238] df00: c5c06a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 120.257324] df20: 00000000 00000000 c1377438 e6b09fee c205cae0 c47be280 c47be280 c689c000 # [ 120.267320] df40: b6e7a000 00000000 00000000 00000004 c689df94 c689df60 c0599538 c0598ea4 # [ 120.275506] df60: 00000000 00000000 c689dfac e6b09fee 0000000b 0000000b b6fc1e00 00000004 # [ 120.283692] df80: c03002e4 c689c000 c689dfa4 c689df98 c05995c8 c05994d0 00000000 c689dfa8 # [ 120.291877] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e7a000 0000000b 00000000 # [ 120.300062] dfc0: 0000000b 0000000b b6fc1e00 00000004 00000001 00000000 00020000 bea05a54 # [ 120.308245] dfe0: 00000004 bea05788 b6f2c4cf b6eb27e6 800e0030 00000001 00000000 00000000 # [ 120.316425] Backtrace: # [ 120.318895] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.327081] r7:c689df60 r6:0000000b r5:c5ee6000 r4:0000002a # [ 120.332750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.340769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.348694] r9:c689df60 r8:c519f780 r7:0000000b r6:b6e7a000 r5:c47be280 r4:c0c34788 # [ 120.356451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.364288] r9:c07e10c0 r8:c689df60 r7:c2816000 r6:b6e7a000 r5:c47be280 r4:00000000 # [ 120.372040] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.379184] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c689c000 r5:c47be280 # [ 120.387019] r4:c47be280 # [ 120.389563] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.396706] r9:c689c000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:0000000b r4:0000000b # [ 120.404460] [ 120.921536] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [] (sys_write) from [] (ret_fast_syscall+0x0/0[ 120.939390] lkdtm: attempting bad refcount_inc() overflow x28) # [ 120.412034] Exception [ 120.947704] ------------[ cut here ]------------ stack(0xc689dfa8 to 0xc689dff0) [ 120.955310] WARNING: CPU: 3 PID: 2696 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.417092] dfa0: [ 120.966488] refcount_t: saturated; leaking memory. 0000000b 0000000b 0000000[ 120.974120] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 1 b6e7a000 0000000b 00000000 # [[ 121.005831] CPU: 3 PID: 2696 Comm: cat Tainted: G D W 5.10.163-cip24 #1 120.4252[7 6 ]1 2d1f.c001:6 3088] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000b 0000000b b[6 f c112e10.00 4736] Backtrace: 00000004 00000001 00000000 000200 121.029280] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 00 bea05a54 # [ [ 1 2102.14.3039614] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 458] dfe0: 00000004 be[a 0 517281.047359] [] (show_stack) from [] (dump_stack+0xe0/0x100) b6f2c4cf b6eb27e6 # [[ 11220.057010] [] (dump_stack) from [] (__warn+0xfc/0x16c) .438520] Code: f5[d 1 f10251c.0 66307] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 5d1f07c e8b151f8 e2522020[ ( e181.076135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) a051f8) # [[ 112201..404846639] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5eee000 22] ---[ end trace 6c[7 4 c1a2114093611] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 2c1e3202 ]--- #[ W R1I2T1E._1K04820] r9:c1acd580 r8:c15e879c r7:c5eeff60 r6:00000016 r5:c5dec000 r4:c5eee000 RN: missing 'call trace:[' : 1[21.114650] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) AIL] not ok 41 selft[e s t1s21:.126729] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) lkdtm: WRITE_KERN.sh [# e1x2i1t139069] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) =1 # sel[f t e1s2t1s.:1 5l0k4d4t] r4:0000002b m: REFCOUNT_IN[C _ O1V2E1R.F1L5O4720] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) .sh [ 121.164724] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.173065] r9:c5eeff60 r8:c519f780 r7:00000016 r6:b6e81000 r5:c47ff680 r4:c0c34788 [ 121.180822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.188659] r9:c07e10c0 r8:c5eeff60 r7:c2816000 r6:b6e81000 r5:c47ff680 r4:00000000 [ 121.196410] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.203554] r10:00000004 r9:00000000 r8:00000000 r7:b6e81000 r6:c5eee000 r5:c47ff680 [ 121.211388] r4:c47ff680 [ 121.213932] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.221077] r9:c5eee000 r8:c03002e4 r7:00000004 r6:b6fc8e00 r5:00000016 r4:00000016 [ 121.228831] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.236405] Exception stack(0xc5eeffa8 to 0xc5eefff0) [ 121.241465] ffa0: 00000016 00000016 00000001 b6e81000 00000016 00000000 [ 121.249651] ffc0: 00000016 00000016 b6fc8e00 00000004 00000001 00000000 00020000 bed50a54 [ 121.257835] ffe0: 00000004 bed50788 b6f334cf b6eb97e6 [ 121.262972] irq event stamp: 0 [ 121.266048] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.271679] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 121.279176] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 121.286705] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.292318] ---[ end trace 6c74ca142c1e3203 ]--- [ 121.296947] lkdtm: Overflow detected: saturated # [ 120.921536] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 120.930496] lkdtm: attempting good refcount_inc() without overflow # [ 120.939390] lkdtm: attempting bad refcount_inc() overflow # [ 120.947704] ------------[ cut here ]------------ # [ 120.955310] WARNING: CPU: 3 PID: 2696 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.966488] refcount_t: saturated; leaking memory. # [ 120.974120] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.005831] CPU: 3 PID: 2696 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 121.016388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.024736] Backtrace: # [ 121.029280] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.039614] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 121.047359] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.057010] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.066307] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 # [ 121.076135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.086039] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5eee000 # [ 121.093611] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.104820] r9:c1acd580 r8:c15e879c r7:c5eeff60 r6:00000016 r5:c5dec000 r4:c5eee000 # [ 121.114650] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.126729] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 121.139069] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.150447] r4:0000002b # [ 121.154720] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.164724] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.173065] r9:c5eeff60 r8:c519f780 r7:00000016 r6:b6e81000 r5:c47ff680 r4:c0c34788 # [ 121.180822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.188659] r9:c07e10c0 r8:c5eeff60 r7:c2816000 r6:b6e81000 r5:c47ff680 r4:00000000 # [ 121.196410] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.203554] r10:00000004 r9:00000000 r8:00000000 r7:b6e81000 r6:c5eee000 r5:c47ff680 # [ 121.211388] r4:c47ff680 # [ 121.213932] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.221077] r9:c5eee000 r8:c03002e4 r7:00000004 r6:b6fc8e00 r5:00000016 r4:00000016 # [ 121.228831] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.236405] Exception stack(0xc5eeffa8 to 0xc5eefff0) # [ 121.241465] ffa0: 00000016 00000016 00000001 b6e81000 00000016 00000000 # [ 121.249651] ffc0: 00000016 00000016 b6fc8e00 00000004 00000001 00000000 00020000 bed50a54 # [ 121.257835] ffe0: 00000004 bed50788 b6f334cf b6eb97e6 # [ 121.262972] irq event stamp: 0 # [ 121.266048] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.271679] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 121.279176] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 121.286705] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.292318] ---[ end trace 6c74ca142c1e3203 ]--- # [ 12[ 121.707830] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 1.296947] lkdtm: Overflow detecte[ 121.716116] lkdtm: attempting good refcount_add() without overflow d: saturated # REFCOUNT_INC_OVER[ 121.725254] lkdtm: attempting bad refcount_add() overflow FLOW: missing 'call trace:': [FAI[ 121.733476] ------------[ cut here ]------------ L] not ok 42 selftests: lkdtm: R[ 121.740995] WARNING: CPU: 0 PID: 2730 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 EFCOUNT_INC_OVERFLOW.sh # exit=1 [ 121.752298] refcount_t: saturated; leaking memory. # selftests: lkdtm: REFCOUNT_ADD[ 121.759974] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 _OVERFLOW.sh [ 121.791692] CPU: 0 PID: 2730 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 121.800618] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.807148] Backtrace: [ 121.809620] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.817199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 121.822868] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.830190] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.837161] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 [ 121.844916] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.852406] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5e08000 [ 121.858075] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.867042] r9:c1acd598 r8:c15e879c r7:c5e09f60 r6:00000016 r5:c5f39000 r4:c5e08000 [ 121.874799] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.884463] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 121.894558] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.903693] r4:0000002c [ 121.906235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.914252] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.922178] r9:c5e09f60 r8:c519f780 r7:00000016 r6:b6e23000 r5:c5aeac80 r4:c0c34788 [ 121.929935] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.937772] r9:c07e10c0 r8:c5e09f60 r7:c2816000 r6:b6e23000 r5:c5aeac80 r4:00000000 [ 121.945522] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.952666] r10:00000004 r9:00000000 r8:00000000 r7:b6e23000 r6:c5e08000 r5:c5aeac80 [ 121.960498] r4:c5aeac80 [ 121.963042] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.970185] r9:c5e08000 r8:c03002e4 r7:00000004 r6:b6f6ae00 r5:00000016 r4:00000016 [ 121.977940] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.985514] Exception stack(0xc5e09fa8 to 0xc5e09ff0) [ 121.990574] 9fa0: 00000016 00000016 00000001 b6e23000 00000016 00000000 [ 121.998760] 9fc0: 00000016 00000016 b6f6ae00 00000004 00000001 00000000 00020000 bece2a54 [ 122.006943] 9fe0: 00000004 bece2788 b6ed54cf b6e5b7e6 [ 122.012031] irq event stamp: 0 [ 122.015103] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.020718] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 122.028216] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 122.035734] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.041341] ---[ end trace 6c74ca142c1e3204 ]--- [ 122.045968] lkdtm: Overflow detected: saturated # [ 121.707830] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 121.716116] lkdtm: attempting good refcount_add() without overflow # [ 121.725254] lkdtm: attempting bad refcount_add() overflow # [ 121.733476] ------------[ cut here ]------------ # [ 121.740995] WARNING: CPU: 0 PID: 2730 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 121.752298] refcount_t: saturated; leaking memory. # [ 121.759974] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.791692] CPU: 0 PID: 2730 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 121.800618] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.807148] Backtrace: # [ 121.809620] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.817199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 121.822868] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.830190] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.837161] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 # [ 121.844916] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.852406] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5e08000 # [ 121.858075] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.867042] r9:c1acd598 r8:c15e879c r7:c5e09f60 r6:00000016 r5:c5f39000 r4:c5e08000 # [ 121.874799] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.884463] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 121.894558] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.903693] r4:0000002c # [ 121.906235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.914252] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.922178] r9:c5e09f60 r8:c519f780 r7:00000016 r6:b6e23000 r5:c5aeac80 r4:c0c34788 # [ 121.929935] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.937772] r9:c07e10c0 r8:c5e09f60 r7:c2816000 r6:b6e23000 r5:c5aeac80 r4:00000000 # [ 121.945522] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.952666] r10:00000004 r9:00000000 r8:00000000 r7:b6e23000 r6:c5e08000 r5:c5aeac80 # [ 121.960498] r4:c5aeac80 # [ 121.963042] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.970185] r9:c5e08000 r8:c03002e4 r7:00000004 r6:b6f6ae00 r5:00000016 r4:00000016 # [ 121.977940] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.985514] Exception stack(0xc5e09fa8 to 0xc5e09ff0) # [ 121.990574] 9fa0: 00000016 00000016 00000001 b6e23000 00000016 00000000 # [ 121.998760] 9fc0: 00000016 00000016 b6f6ae00 00000004 00000001 00000000 00020000 bece2a54 # [ 122.006943] 9fe0: 00000004 bece2788 b6ed54cf b6e5b7e6 # [ 122.012031] irq event stamp: 0 # [ 122.015103] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.020718] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.028216] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.035734] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.041341] ---[ end trace 6c74ca142c1e3204 ]--- # [ 122.045968] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 122.488550] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 122.496397] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 122.502689] ------------[ cut here ]------------ [ 122.507338] WARNING: CPU: 3 PID: 2764 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 122.515913] refcount_t: saturated; leaking memory. [ 122.520767] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 122.549926] CPU: 3 PID: 2764 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 122.557676] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.564208] Backtrace: [ 122.566681] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.574260] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 122.579932] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.587254] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.594224] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 [ 122.601979] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.609469] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c64e2000 [ 122.615140] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.624107] r9:c1acd5b0 r8:c15e879c r7:c64e3f60 r6:0000001f r5:c4512000 r4:7fffffff [ 122.631864] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.642309] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 122.653963] r5:c4512000 r4:c64e2000 [ 122.657552] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.667470] r4:0000002d [ 122.670013] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.678029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.685953] r9:c64e3f60 r8:c519f780 r7:0000001f r6:b6dff000 r5:c47f6c80 r4:c0c34788 [ 122.693711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.701550] r9:c07e10c0 r8:c64e3f60 r7:c2816000 r6:b6dff000 r5:c47f6c80 r4:00000000 [ 122.709303] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.716446] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c64e2000 r5:c47f6c80 [ 122.724279] r4:c47f6c80 [ 122.726822] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.733965] r9:c64e2000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:0000001f r4:0000001f [ 122.741718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.749292] Exception stack(0xc64e3fa8 to 0xc64e3ff0) [ 122.754353] 3fa0: 0000001f 0000001f 00000001 b6dff000 0000001f 00000000 [ 122.762537] 3fc0: 0000001f 0000001f b6f46e00 00000004 00000001 00000000 00020000 bead2a54 [ 122.770720] 3fe0: 00000004 bead2788 b6eb14cf b6e377e6 [ 122.775849] irq event stamp: 0 [ 122.778921] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.784548] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 122.792111] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 122.799619] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.805300] ---[ end trace 6c74ca142c1e3205 ]--- [ 122.809990] lkdtm: Overflow detected: saturated # [ 122.488550] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 122.496397] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 122.502689] ------------[ cut here ]------------ # [ 122.507338] WARNING: CPU: 3 PID: 2764 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.515913] refcount_t: saturated; leaking memory. # [ 122.520767] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 122.549926] CPU: 3 PID: 2764 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 122.557676] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.564208] Backtrace: # [ 122.566681] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.574260] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 122.579932] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.587254] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.594224] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 # [ 122.601979] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.609469] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c64e2000 # [ 122.615140] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.624107] r9:c1acd5b0 r8:c15e879c r7:c64e3f60 r6:0000001f r5:c4512000 r4:7fffffff # [ 122.631864] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.642309] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 122.653963] r5:c4512000 r4:c64e2000 # [ 122.657552] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.667470] r4:0000002d # [ 122.670013] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.678029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.685953] r9:c64e3f60 r8:c519f780 r7:0000001f r6:b6dff000 r5:c47f6c80 r4:c0c34788 # [ 122.693711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.701550] r9:c07e10c0 r8:c64e3f60 r7:c2816000 r6:b6dff000 r5:c47f6c80 r4:00000000 # [ 122.709303] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.716446] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c64e2000 r5:c47f6c80 # [ 122.724279] r4:c47f6c80 # [ 122.726822] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.733965] r9:c64e2000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:0000001f r4:0000001f # [ 122.741718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.749292] Exception stack(0xc64e3fa8 to 0xc64e3ff0) # [ 122.754353] 3fa0: 0000001f 0000001f 00000001 b6dff000 0000001f 00000000 # [ 122.762537] 3fc0: 0000001f 0000001f b6f46e00 00000004 00000001 00000000 00020000 bead2a54 # [ 122.770720] 3fe0: 00000004 bead2788 b6eb14cf b6e377e6 # [ 122.775849] irq event stamp: 0 # [ 122.778921] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.784548] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.792111] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 122.799619] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.805300] ---[ end trace 6c74ca142c1e3205 ]--- # [ 122.809990] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkd[ 123.238244] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW tm: REFCOUNT_ADD_NOT_ZERO_OVERFLO[ 123.246813] lkdtm: attempting bad refcount_add_not_zero() overflow W.sh [ 123.255852] ------------[ cut here ]------------ [ 123.261106] WARNING: CPU: 0 PID: 2798 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 123.269580] refcount_t: saturated; leaking memory. [ 123.274408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 123.303632] CPU: 0 PID: 2798 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 123.311382] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.317914] Backtrace: [ 123.320389] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.327968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 123.333638] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.340960] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.347929] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 [ 123.355686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.363176] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c6042000 [ 123.368847] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 123.377813] r9:c1acd5d0 r8:c15e879c r7:c6043f60 r6:0000001f r5:c45ab000 r4:7fffffff [ 123.385569] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 123.396013] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 123.407667] r5:c45ab000 r4:c6042000 [ 123.411256] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.421174] r4:0000002e [ 123.423717] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.431734] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.439658] r9:c6043f60 r8:c519f780 r7:0000001f r6:b6e32000 r5:c5a02280 r4:c0c34788 [ 123.447414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.455251] r9:c07e10c0 r8:c6043f60 r7:c2816000 r6:b6e32000 r5:c5a02280 r4:00000000 [ 123.463002] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.470144] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6042000 r5:c5a02280 [ 123.477977] r4:c5a02280 [ 123.480520] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.487664] r9:c6042000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000001f r4:0000001f [ 123.495417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.502991] Exception stack(0xc6043fa8 to 0xc6043ff0) [ 123.508051] 3fa0: 0000001f 0000001f 00000001 b6e32000 0000001f 00000000 [ 123.516236] 3fc0: 0000001f 0000001f b6f79e00 00000004 00000001 00000000 00020000 bec64a54 [ 123.524418] 3fe0: 00000004 bec64788 b6ee44cf b6e6a7e6 [ 123.529508] irq event stamp: 0 [ 123.532601] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.538191] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 123.545778] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 123.553315] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.558900] ---[ end trace 6c74ca142c1e3206 ]--- [ 123.563551] lkdtm: Overflow detected: saturated # [ 123.238244] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 123.246813] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 123.255852] ------------[ cut here ]------------ # [ 123.261106] WARNING: CPU: 0 PID: 2798 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 123.269580] refcount_t: saturated; leaking memory. # [ 123.274408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 123.303632] CPU: 0 PID: 2798 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 123.311382] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.317914] Backtrace: # [ 123.320389] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.327968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 123.333638] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.340960] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.347929] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 # [ 123.355686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.363176] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c6042000 # [ 123.368847] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 123.377813] r9:c1acd5d0 r8:c15e879c r7:c6043f60 r6:0000001f r5:c45ab000 r4:7fffffff # [ 123.385569] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 123.396013] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 123.407667] r5:c45ab000 r4:c6042000 # [ 123.411256] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.421174] r4:0000002e # [ 123.423717] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.431734] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.439658] r9:c6043f60 r8:c519f780 r7:0000001f r6:b6e32000 r5:c5a02280 r4:c0c34788 # [ 123.447414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.455251] r9:c07e10c0 r8:c6043f60 r7:c2816000 r6:b6e32000 r5:c5a02280 r4:00000000 # [ 123.463002] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.470144] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6042000 r5:c5a02280 # [ 123.477977] r4:c5a02280 # [ 123.480520] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.487664] r9:c6042000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000001f r4:0000001f # [ 123.495417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.502991] Exception stack(0xc6043fa8 to 0xc6043ff0) # [ 123.508051] 3fa0: 0000001f 0000001f 00000001 b6e32000 0000001f 00000000 # [ 123.516236] 3fc0: 0000001f 0000001f b6f79e00 00000004 00000001 00000000 00020000 bec64a54 # [ 123.524418] 3fe0: 00000004 bec64788 b6ee44cf b6e6a7e6 # [ 123.529508] irq event stamp: 0 # [ 123.532601] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.538191] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.545778] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 123.553315] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.558900] ---[ end trace 6c74ca142c1e3206 ]--- # [ 123.563551] lkdtm: Overflow detected: saturated # [ 123.992358] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO REFCOUNT_ADD_NOT_ZERO_OVERFLOW: m[ 124.000342] lkdtm: attempting good refcount_dec() issing 'call trac[e : '1:2 4[.F0A7857] lkdtm: attempting bad refcount_dec() to zero IL] not ok 45 selftests: lkdtm: [ 124.015331] ------------[ cut here ]------------ REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh[ 124.022811] WARNING: CPU: 1 PID: 2832 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # exit=1 # selftests: lkdtm: RE[ 124.034091] refcount_t: decrement hit 0; leaking memory. FCOUNT_DEC_ZERO.sh [ 124.042253] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.072857] CPU: 1 PID: 2832 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 124.080611] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.087147] Backtrace: [ 124.089626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.097211] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 124.102886] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.110212] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.117187] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 [ 124.124947] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.132438] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c6040000 [ 124.138113] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 124.147083] r9:c1acd5f0 r8:c15e879c r7:c6041f60 r6:00000012 r5:c625b000 r4:c6040000 [ 124.154842] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 124.164508] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 124.174263] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.183055] r4:0000002f [ 124.185601] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.193622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.201554] r9:c6041f60 r8:c519f780 r7:00000012 r6:b6e75000 r5:c62c9cc0 r4:c0c34788 [ 124.209316] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.217159] r9:c07e10c0 r8:c6041f60 r7:c2816000 r6:b6e75000 r5:c62c9cc0 r4:00000000 [ 124.224915] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.232061] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6040000 r5:c62c9cc0 [ 124.239896] r4:c62c9cc0 [ 124.242443] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.249590] r9:c6040000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:00000012 r4:00000012 [ 124.257349] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.264926] Exception stack(0xc6041fa8 to 0xc6041ff0) [ 124.269992] 1fa0: 00000012 00000012 00000001 b6e75000 00000012 00000000 [ 124.278182] 1fc0: 00000012 00000012 b6fbce00 00000004 00000001 00000000 00020000 be807a54 [ 124.286367] 1fe0: 00000004 be807788 b6f274cf b6ead7e6 [ 124.291502] irq event stamp: 0 [ 124.294579] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.300207] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 124.307711] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 124.315279] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.320925] ---[ end trace 6c74ca142c1e3207 ]--- [ 124.325571] lkdtm: Zero detected: saturated # [ 123.992358] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 124.000342] lkdtm: attempting good refcount_dec() # [ 124.007857] lkdtm: attempting bad refcount_dec() to zero # [ 124.015331] ------------[ cut here ]------------ # [ 124.022811] WARNING: CPU: 1 PID: 2832 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 124.034091] refcount_t: decrement hit 0; leaking memory. # [ 124.042253] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.072857] CPU: 1 PID: 2832 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 124.080611] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.087147] Backtrace: # [ 124.089626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.097211] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 124.102886] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.110212] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.117187] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 # [ 124.124947] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.132438] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c6040000 # [ 124.138113] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 124.147083] r9:c1acd5f0 r8:c15e879c r7:c6041f60 r6:00000012 r5:c625b000 r4:c6040000 # [ 124.154842] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 124.164508] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 124.174263] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.183055] r4:0000002f # [ 124.185601] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.193622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.201554] r9:c6041f60 r8:c519f780 r7:00000012 r6:b6e75000 r5:c62c9cc0 r4:c0c34788 # [ 124.209316] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.217159] r9:c07e10c0 r8:c6041f60 r7:c2816000 r6:b6e75000 r5:c62c9cc0 r4:00000000 # [ 124.224915] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.232061] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6040000 r5:c62c9cc0 # [ 124.239896] r4:c62c9cc0 # [ 124.242443] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.249590] r9:c6040000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:00000012 r4:00000012 # [ 124.257349] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.264926] Exception stack(0xc6041fa8 to 0xc6041ff0) # [ 124.269992] 1fa0: 00000012 00000012 00000001 b6e75000 00000012 00000000 # [ 124.278182] 1fc0: 00000012 00000012 b6fbce00 00000004 00000001 00000000 00020000 be807a54 # [ 124.286367] 1fe0: 00000004 be807788 b6f274cf b6ead7e6 # [ 124.291502] irq event stamp: 0 # [ 124.294579] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.300207] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 124.307711] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 124.315279] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.320925] ---[ end trace 6c74ca142c1e3207 ]--- # [ 124.325571] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 124.772518] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 124.778549] lkdtm: attempting bad refcount_dec() below zero [ 124.784205] ------------[ cut here ]------------ [ 124.788854] WARNING: CPU: 1 PID: 2869 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 124.797441] refcount_t: decrement hit 0; leaking memory. [ 124.802814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.831969] CPU: 1 PID: 2869 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 124.839718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.846250] Backtrace: [ 124.848723] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.856302] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 124.861974] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.869298] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.876268] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 [ 124.884024] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.891513] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c6792000 [ 124.897183] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 124.906150] r9:c1acd604 r8:c15e879c r7:c6793f60 r6:00000016 r5:00000000 r4:c6792000 [ 124.913905] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 124.923567] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 124.933667] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.942804] r5:c625b000 r4:00000030 [ 124.946390] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.954406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.962333] r9:c6793f60 r8:c519f780 r7:00000016 r6:b6de4000 r5:c5c07e00 r4:c0c34788 [ 124.970089] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.977928] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6de4000 r5:c5c07e00 r4:00000000 [ 124.985679] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.992823] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6792000 r5:c5c07e00 [ 125.000655] r4:c5c07e00 [ 125.003198] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.010341] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000016 r4:00000016 [ 125.018094] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.025668] Exception stack(0xc6793fa8 to 0xc6793ff0) [ 125.030729] 3fa0: 00000016 00000016 00000001 b6de4000 00000016 00000000 [ 125.038914] 3fc0: 00000016 00000016 b6f2be00 00000004 00000001 00000000 00020000 beee2a54 [ 125.047095] 3fe0: 00000004 beee2788 b6e964cf b6e1c7e6 [ 125.052214] irq event stamp: 0 [ 125.055286] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.060899] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 125.068412] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 125.075976] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.081596] ---[ end trace 6c74ca142c1e3208 ]--- [ 125.086253] lkdtm: Negative detected: saturated # [ 124.772518] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 124.778549] lkdtm: attempting bad refcount_dec() below zero # [ 124.784205] ------------[ cut here ]------------ # [ 124.788854] WARNING: CPU: 1 PID: 2869 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 124.797441] refcount_t: decrement hit 0; leaking memory. # [ 124.802814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.831969] CPU: 1 PID: 2869 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 124.839718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.846250] Backtrace: # [ 124.848723] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.856302] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 124.861974] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.869298] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.876268] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 # [ 124.884024] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.891513] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c6792000 # [ 124.897183] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 124.906150] r9:c1acd604 r8:c15e879c r7:c6793f60 r6:00000016 r5:00000000 r4:c6792000 # [ 124.913905] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 124.923567] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 124.933667] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.942804] r5:c625b000 r4:00000030 # [ 124.946390] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.954406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.962333] r9:c6793f60 r8:c519f780 r7:00000016 r6:b6de4000 r5:c5c07e00 r4:c0c34788 # [ 124.970089] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.977928] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6de4000 r5:c5c07e00 r4:00000000 # [ 124.985679] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.992823] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6792000 r5:c5c07e00 # [ 125.000655] r4:c5c07e00 # [ 125.003198] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.010341] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000016 r4:00000016 # [ 125.018094] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.025668] Exception stack(0xc6793fa8 to 0xc6793ff0) # [ 125.030729] 3fa0: 00000016 00000016 00000001 b6de4000 00000016 00000000 # [ 125.038914] 3fc0: 00000016 00000016 b6f2be00 00000004 00000001 00000000 00020000 beee2a54 # [ 125.047095] 3fe0: 00000004 beee2788 b6e964cf b6e1c7e6 # [ 125.052214] irq event stamp: 0 # [ 125.055286] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.060899] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.068412] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.075976] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.081596] ---[ end trace 6c74ca142c1e3208 ]--- # [ 125.086253] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 125.530480] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 125.537323] lkdtm: attempting bad refcount_dec_and_test() below zero [ 125.543747] ------------[ cut here ]------------ [ 125.548394] WARNING: CPU: 1 PID: 2904 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.557078] refcount_t: underflow; use-after-free. [ 125.561928] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 125.591068] CPU: 1 PID: 2904 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 125.598819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.605351] Backtrace: [ 125.607822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.615400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 125.621072] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.628393] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.635364] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 [ 125.643120] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.650609] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6792000 [ 125.656280] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.665333] r9:c1acd61c r8:c15e879c r7:c6793f60 r6:0000001f r5:00000000 r4:c6792000 [ 125.673090] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.683538] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 125.695196] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.705116] r5:c625b000 r4:00000031 [ 125.708700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.716717] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.724643] r9:c6793f60 r8:c519f780 r7:0000001f r6:b6e7d000 r5:c6615040 r4:c0c34788 [ 125.732400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.740239] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6e7d000 r5:c6615040 r4:00000000 [ 125.747992] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.755136] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c6792000 r5:c6615040 [ 125.762970] r4:c6615040 [ 125.765514] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.772657] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000001f r4:0000001f [ 125.780411] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.787986] Exception stack(0xc6793fa8 to 0xc6793ff0) [ 125.793046] 3fa0: 0000001f 0000001f 00000001 b6e7d000 0000001f 00000000 [ 125.801231] 3fc0: 0000001f 0000001f b6fc4e00 00000004 00000001 00000000 00020000 bed28a54 [ 125.809414] 3fe0: 00000004 bed28788 b6f2f4cf b6eb57e6 [ 125.814542] irq event stamp: 0 [ 125.817618] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.823235] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 125.830787] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 125.838295] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.843918] ---[ end trace 6c74ca142c1e3209 ]--- [ 125.848555] lkdtm: Negative detected: saturated # [ 125.530480] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 125.537323] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 125.543747] ------------[ cut here ]------------ # [ 125.548394] WARNING: CPU: 1 PID: 2904 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.557078] refcount_t: underflow; use-after-free. # [ 125.561928] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 125.591068] CPU: 1 PID: 2904 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 125.598819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.605351] Backtrace: # [ 125.607822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.615400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 125.621072] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.628393] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.635364] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 # [ 125.643120] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.650609] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6792000 # [ 125.656280] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.665333] r9:c1acd61c r8:c15e879c r7:c6793f60 r6:0000001f r5:00000000 r4:c6792000 # [ 125.673090] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.683538] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 125.695196] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.705116] r5:c625b000 r4:00000031 # [ 125.708700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.716717] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.724643] r9:c6793f60 r8:c519f780 r7:0000001f r6:b6e7d000 r5:c6615040 r4:c0c34788 # [ 125.732400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.740239] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6e7d000 r5:c6615040 r4:00000000 # [ 125.747992] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.755136] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c6792000 r5:c6615040 # [ 125.762970] r4:c6615040 # [ 125.765514] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.772657] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000001f r4:0000001f # [ 125.780411] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.787986] Exception stack(0xc6793fa8 to 0xc6793ff0) # [ 125.793046] 3fa0: 0000001f 0000001f 00000001 b6e7d000 0000001f 00000000 # [ 125.801231] 3fc0: 0000001f 0000001f b6fc4e00 00000004 00000001 00000000 00020000 bed28a54 # [ 125.809414] 3fe0: 00000004 bed28788 b6f2f4cf b6eb57e6 # [ 125.814542] irq event stamp: 0 # [ 125.817618] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.823235] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.830787] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 125.838295] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.843918] ---[ end trace 6c74ca142c1e3209 ]--- # [ 125.848555] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 126.293079] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 126.299940] lkdtm: attempting bad refcount_sub_and_test() below zero [ 126.306309] ------------[ cut here ]------------ [ 126.311074] WARNING: CPU: 1 PID: 2939 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 126.319635] refcount_t: underflow; use-after-free. [ 126.324488] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 126.353617] CPU: 1 PID: 2939 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 126.361367] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.367899] Backtrace: [ 126.370373] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.377950] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 126.383620] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.390942] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.397912] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 [ 126.405667] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.413156] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6100000 [ 126.418828] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 126.427880] r9:c1acd63c r8:c15e879c r7:c6101f60 r6:0000001f r5:c5e55000 r4:c6100000 [ 126.435636] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 126.446082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 126.457741] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.467658] r4:00000032 [ 126.470199] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.478216] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.486140] r9:c6101f60 r8:c519f780 r7:0000001f r6:b6dd2000 r5:c6615040 r4:c0c34788 [ 126.493898] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.501735] r9:c07e10c0 r8:c6101f60 r7:c2816000 r6:b6dd2000 r5:c6615040 r4:00000000 [ 126.509487] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.516631] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c6100000 r5:c6615040 [ 126.524465] r4:c6615040 [ 126.527011] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.534155] r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:0000001f r4:0000001f [ 126.541909] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.549483] Exception stack(0xc6101fa8 to 0xc6101ff0) [ 126.554544] 1fa0: 0000001f 0000001f 00000001 b6dd2000 0000001f 00000000 [ 126.562730] 1fc0: 0000001f 0000001f b6f19e00 00000004 00000001 00000000 00020000 be966a54 [ 126.570913] 1fe0: 00000004 be966788 b6e844cf b6e0a7e6 [ 126.576032] irq event stamp: 0 [ 126.579108] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.584723] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 126.592259] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 126.599806] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.605401] ---[ end trace 6c74ca142c1e320a ]--- [ 126.610063] lkdtm: Negative detected: saturated # [ 126.293079] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 126.299940] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 126.306309] ------------[ cut here ]------------ # [ 126.311074] WARNING: CPU: 1 PID: 2939 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 126.319635] refcount_t: underflow; use-after-free. # [ 126.324488] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 126.353617] CPU: 1 PID: 2939 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 126.361367] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.367899] Backtrace: # [ 126.370373] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.377950] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 126.383620] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.390942] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.397912] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 # [ 126.405667] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.413156] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6100000 # [ 126.418828] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 126.427880] r9:c1acd63c r8:c15e879c r7:c6101f60 r6:0000001f r5:c5e55000 r4:c6100000 # [ 126.435636] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 126.446082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 126.457741] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.467658] r4:00000032 # [ 126.470199] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.478216] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.486140] r9:c6101f60 r8:c519f780 r7:0000001f r6:b6dd2000 r5:c6615040 r4:c0c34788 # [ 126.493898] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.501735] r9:c07e10c0 r8:c6101f60 r7:c2816000 r6:b6dd2000 r5:c6615040 r4:00000000 # [ 126.509487] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.516631] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c6100000 r5:c6615040 # [ 126.524465] r4:c6615040 # [ 126.527011] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.534155] r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:0000001f r4:0000001f # [ 126.541909] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.549483] Exception stack(0xc6101fa8 to 0xc6101ff0) # [ 126.554544] 1fa0: 0000001f 0000001f 00000001 b6dd2000 0000001f 00000000 # [ 126.562730] 1fc0: 0000001f 0000001f b6f19e00 00000004 00000001 00000000 00020000 be966a54 # [ 126.570913] 1fe0: 00000004 be966788 b6e844cf b6e0a7e6 # [ 126.576032] irq event stamp: 0 # [ 126.579108] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.584723] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.592259] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 126.599806] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.605401] ---[ end trace 6c74ca142c1e320a ]--- # [ 126.610063] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: [ 127.040824] lkdtm: Performing direct entry REFCOUNT_INC_ZERO REFCOUNT_SUB_AND_TE[S T _1N2E7G.047327] lkdtm: attempting safe refcount_inc_not_zero() from zero TIVE.sh # selftests: lkdtm: REFC[ 127.055915] lkdtm: Good: zero detected OUNT_INC_ZERO.sh [ 127.062609] lkdtm: Correctly stayed at zero [ 127.068227] lkdtm: attempting bad refcount_inc() from zero [ 127.073757] ------------[ cut here ]------------ [ 127.078399] WARNING: CPU: 2 PID: 2971 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 127.086970] refcount_t: addition on 0; use-after-free. [ 127.092149] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 127.121297] CPU: 2 PID: 2971 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 127.129047] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.135580] Backtrace: [ 127.138053] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.145631] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 127.151301] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.158625] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.165597] r9:00000009 r8:c087332c r7:00000019 r6:00000009 r5:c087332c r4:c1a21604 [ 127.173353] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.180843] r7:00000019 r6:c1a21604 r5:c1a21614 r4:c6040000 [ 127.186514] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 127.195566] r9:c1acd65c r8:c15e879c r7:c6041f60 r6:00000012 r5:00000000 r4:c6040000 [ 127.203323] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 127.212987] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 127.222736] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.231526] r5:c669d000 r4:00000033 [ 127.235109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.243127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.251054] r9:c6041f60 r8:c519f780 r7:00000012 r6:b6e87000 r5:c64d28c0 r4:c0c34788 [ 127.258811] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.266650] r9:c07e10c0 r8:c6041f60 r7:c2816000 r6:b6e87000 r5:c64d28c0 r4:00000000 [ 127.274401] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.281546] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6040000 r5:c64d28c0 [ 127.289380] r4:c64d28c0 [ 127.291923] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.299068] r9:c6040000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000012 r4:00000012 [ 127.306822] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.314397] Exception stack(0xc6041fa8 to 0xc6041ff0) [ 127.319457] 1fa0: 00000012 00000012 00000001 b6e87000 00000012 00000000 [ 127.327643] 1fc0: 00000012 00000012 b6fcee00 00000004 00000001 00000000 00020000 beb91a54 [ 127.335825] 1fe0: 00000004 beb91788 b6f394cf b6ebf7e6 [ 127.340961] irq event stamp: 0 [ 127.344039] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.349629] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 127.357208] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 127.364775] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.370414] ---[ end trace 6c74ca142c1e320b ]--- [ 127.375046] lkdtm: Zero detected: saturated # [ 127.040824] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 127.047327] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 127.055915] lkdtm: Good: zero detected # [ 127.062609] lkdtm: Correctly stayed at zero # [ 127.068227] lkdtm: attempting bad refcount_inc() from zero # [ 127.073757] ------------[ cut here ]------------ # [ 127.078399] WARNING: CPU: 2 PID: 2971 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 127.086970] refcount_t: addition on 0; use-after-free. # [ 127.092149] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 127.121297] CPU: 2 PID: 2971 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 127.129047] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.135580] Backtrace: # [ 127.138053] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.145631] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 127.151301] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.158625] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.165597] r9:00000009 r8:c087332c r7:00000019 r6:00000009 r5:c087332c r4:c1a21604 # [ 127.173353] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.180843] r7:00000019 r6:c1a21604 r5:c1a21614 r4:c6040000 # [ 127.186514] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 127.195566] r9:c1acd65c r8:c15e879c r7:c6041f60 r6:00000012 r5:00000000 r4:c6040000 # [ 127.203323] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 127.212987] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 127.222736] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.231526] r5:c669d000 r4:00000033 # [ 127.235109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.243127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.251054] r9:c6041f60 r8:c519f780 r7:00000012 r6:b6e87000 r5:c64d28c0 r4:c0c34788 # [ 127.258811] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.266650] r9:c07e10c0 r8:c6041f60 r7:c2816000 r6:b6e87000 r5:c64d28c0 r4:00000000 # [ 127.274401] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.281546] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6040000 r5:c64d28c0 # [ 127.289380] r4:c64d28c0 # [ 127.291923] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.299068] r9:c6040000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000012 r4:00000012 # [ 127.306822] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.314397] Exception stack(0xc6041fa8 to 0xc6041ff0) # [ 127.319457] 1fa0: 00000012 00000012 00000001 b6e87000 00000012 00000000 # [ 127.327643] 1fc0: 00000012 00000012 b6fcee00 00000004 00000001 00000000 00020000 beb91a54 # [ 127.335825] 1fe0: 00000004 beb91788 b6f394cf b6ebf7e6 # [ 127.340961] irq event stamp: 0 # [ 127.344039] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.349629] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 127.357208] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 127.364775] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.370414] ---[ end trace 6c74ca142c1e320b ]--- # [ 127.375046] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD[ 127.821479] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO _ZERO.sh [ 127.828008] lkdtm: attempting safe refcount_add_not_zero() from zero [ 127.835287] lkdtm: Good: zero detected [ 127.839052] lkdtm: Correctly stayed at zero [ 127.843345] lkdtm: attempting bad refcount_add() from zero [ 127.848868] ------------[ cut here ]------------ [ 127.853556] WARNING: CPU: 1 PID: 3005 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 127.862120] refcount_t: addition on 0; use-after-free. [ 127.867270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 127.896434] CPU: 1 PID: 3005 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 127.904184] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.910715] Backtrace: [ 127.913187] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.920765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 127.926437] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.933759] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.940729] r9:00000009 r8:c087332c r7:00000019 r6:00000009 r5:c087332c r4:c1a21604 [ 127.948484] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.955973] r7:00000019 r6:c1a21604 r5:c1a21614 r4:c64e2000 [ 127.961643] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 127.970695] r9:c1acd670 r8:c15e879c r7:c64e3f60 r6:00000012 r5:00000000 r4:c64e2000 [ 127.978451] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 127.988117] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 127.997866] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.006654] r5:c625b000 r4:00000034 [ 128.010240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.018257] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.026183] r9:c64e3f60 r8:c519f780 r7:00000012 r6:b6df4000 r5:c5a9a500 r4:c0c34788 [ 128.033939] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.041777] r9:c07e10c0 r8:c64e3f60 r7:c2816000 r6:b6df4000 r5:c5a9a500 r4:00000000 [ 128.049529] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.056673] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c64e2000 r5:c5a9a500 [ 128.064506] r4:c5a9a500 [ 128.067050] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.074193] r9:c64e2000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 [ 128.081948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.089522] Exception stack(0xc64e3fa8 to 0xc64e3ff0) [ 128.094583] 3fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 [ 128.102769] 3fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 bef31a54 [ 128.110950] 3fe0: 00000004 bef31788 b6ea64cf b6e2c7e6 [ 128.116079] irq event stamp: 0 [ 128.119153] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.124769] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 128.132358] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 128.139908] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.145502] ---[ end trace 6c74ca142c1e320c ]--- [ 128.150158] lkdtm: Zero detected: saturated # [ 127.821479] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 127.828008] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 127.835287] lkdtm: Good: zero detected # [ 127.839052] lkdtm: Correctly stayed at zero # [ 127.843345] lkdtm: attempting bad refcount_add() from zero # [ 127.848868] ------------[ cut here ]------------ # [ 127.853556] WARNING: CPU: 1 PID: 3005 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 127.862120] refcount_t: addition on 0; use-after-free. # [ 127.867270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 127.896434] CPU: 1 PID: 3005 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 127.904184] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.910715] Backtrace: # [ 127.913187] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.920765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 127.926437] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.933759] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.940729] r9:00000009 r8:c087332c r7:00000019 r6:00000009 r5:c087332c r4:c1a21604 # [ 127.948484] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.955973] r7:00000019 r6:c1a21604 r5:c1a21614 r4:c64e2000 # [ 127.961643] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 127.970695] r9:c1acd670 r8:c15e879c r7:c64e3f60 r6:00000012 r5:00000000 r4:c64e2000 # [ 127.978451] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 127.988117] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 127.997866] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.006654] r5:c625b000 r4:00000034 # [ 128.010240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.018257] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.026183] r9:c64e3f60 r8:c519f780 r7:00000012 r6:b6df4000 r5:c5a9a500 r4:c0c34788 # [ 128.033939] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.041777] r9:c07e10c0 r8:c64e3f60 r7:c2816000 r6:b6df4000 r5:c5a9a500 r4:00000000 # [ 128.049529] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.056673] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c64e2000 r5:c5a9a500 # [ 128.064506] r4:c5a9a500 # [ 128.067050] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.074193] r9:c64e2000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 # [ 128.081948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.089522] Exception stack(0xc64e3fa8 to 0xc64e3ff0) # [ 128.094583] 3fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 # [ 128.102769] 3fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 bef31a54 # [ 128.110950] 3fe0: 00000004 bef31788 b6ea64cf b6e2c7e6 # [ 128.116079] irq event stamp: 0 # [ 128.119153] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.124769] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.132358] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.139908] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.145502] ---[ end trace 6c74ca142c1e320c ]--- # [ 128.150158] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 128.603764] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 128.609947] lkdtm: attempting bad refcount_inc() from saturated [ 128.615882] ------------[ cut here ]------------ [ 128.620637] WARNING: CPU: 0 PID: 3042 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 128.629111] refcount_t: saturated; leaking memory. [ 128.633962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 128.663126] CPU: 0 PID: 3042 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 128.670876] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.677409] Backtrace: [ 128.679883] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.687462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 128.693133] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.700453] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.707423] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 [ 128.715177] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.722665] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c6792000 [ 128.728336] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 128.737301] r9:c1acd684 r8:c15e879c r7:c6793f60 r6:00000017 r5:c5ebc000 r4:c6792000 [ 128.745059] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 128.754725] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 128.764909] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.774131] r4:00000035 [ 128.776672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.784690] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.792614] r9:c6793f60 r8:c519f780 r7:00000017 r6:b6e27000 r5:c62a6640 r4:c0c34788 [ 128.800369] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.808208] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6e27000 r5:c62a6640 r4:00000000 [ 128.815959] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.823102] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c6792000 r5:c62a6640 [ 128.830936] r4:c62a6640 [ 128.833480] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.840623] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000017 r4:00000017 [ 128.848378] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.855952] Exception stack(0xc6793fa8 to 0xc6793ff0) [ 128.861013] 3fa0: 00000017 00000017 00000001 b6e27000 00000017 00000000 [ 128.869197] 3fc0: 00000017 00000017 b6f6ee00 00000004 00000001 00000000 00020000 beed6a54 [ 128.877379] 3fe0: 00000004 beed6788 b6ed94cf b6e5f7e6 [ 128.882475] irq event stamp: 0 [ 128.885546] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.891159] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 128.898658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 128.906200] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.911810] ---[ end trace 6c74ca142c1e320d ]--- [ 128.916440] lkdtm: Saturation detected: still saturated # [ 128.603764] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 128.609947] lkdtm: attempting bad refcount_inc() from saturated # [ 128.615882] ------------[ cut here ]------------ # [ 128.620637] WARNING: CPU: 0 PID: 3042 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 128.629111] refcount_t: saturated; leaking memory. # [ 128.633962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 128.663126] CPU: 0 PID: 3042 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 128.670876] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.677409] Backtrace: # [ 128.679883] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.687462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 128.693133] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.700453] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.707423] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 # [ 128.715177] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.722665] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c6792000 # [ 128.728336] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 128.737301] r9:c1acd684 r8:c15e879c r7:c6793f60 r6:00000017 r5:c5ebc000 r4:c6792000 # [ 128.745059] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 128.754725] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 128.764909] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.774131] r4:00000035 # [ 128.776672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.784690] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.792614] r9:c6793f60 r8:c519f780 r7:00000017 r6:b6e27000 r5:c62a6640 r4:c0c34788 # [ 128.800369] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.808208] r9:c07e10c0 r8:c6793f60 r7:c2816000 r6:b6e27000 r5:c62a6640 r4:00000000 # [ 128.815959] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.823102] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c6792000 r5:c62a6640 # [ 128.830936] r4:c62a6640 # [ 128.833480] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.840623] r9:c6792000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000017 r4:00000017 # [ 128.848378] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.855952] Exception stack(0xc6793fa8 to 0xc6793ff0) # [ 128.861013] 3fa0: 00000017 00000017 00000001 b6e27000 00000017 00000000 # [ 128.869197] 3fc0: 00000017 00000017 b6f6ee00 00000004 00000001 00000000 00020000 beed6a54 # [ 128.877379] 3fe0: 00000004 beed6788 b6ed94cf b6e5f7e6 # [ 128.882475] irq event stamp: 0 # [ 128.885546] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.891159] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.898658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 128.906200] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.911810] ---[ end trace 6c74ca142c1e320d ]--- # [ 128.916440] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 129.389553] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 129.395729] lkdtm: attempting bad refcount_dec() from saturated [ 129.401843] ------------[ cut here ]------------ [ 129.406514] WARNING: CPU: 0 PID: 3077 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 129.414994] refcount_t: decrement hit 0; leaking memory. [ 129.420349] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 129.449588] CPU: 0 PID: 3077 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 129.457339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.463869] Backtrace: [ 129.466342] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.473922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 129.479591] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.486914] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.493885] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 [ 129.501640] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.509130] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c60fe000 [ 129.514801] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 129.523767] r9:c1acd69c r8:c15e879c r7:c60fff60 r6:00000017 r5:c5eb5000 r4:c60fe000 [ 129.531522] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 129.541184] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 129.551369] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.560593] r4:00000036 [ 129.563136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.571153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.579078] r9:c60fff60 r8:c519f780 r7:00000017 r6:b6ea5000 r5:c5a9a3c0 r4:c0c34788 [ 129.586833] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.594671] r9:c07e10c0 r8:c60fff60 r7:c2816000 r6:b6ea5000 r5:c5a9a3c0 r4:00000000 [ 129.602424] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.609567] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c60fe000 r5:c5a9a3c0 [ 129.617400] r4:c5a9a3c0 [ 129.619944] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.627087] r9:c60fe000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:00000017 r4:00000017 [ 129.634841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.642416] Exception stack(0xc60fffa8 to 0xc60ffff0) [ 129.647477] ffa0: 00000017 00000017 00000001 b6ea5000 00000017 00000000 [ 129.655662] ffc0: 00000017 00000017 b6fece00 00000004 00000001 00000000 00020000 beab2a54 [ 129.663845] ffe0: 00000004 beab2788 b6f574cf b6edd7e6 [ 129.668939] irq event stamp: 0 [ 129.672034] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.677623] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 129.685196] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 129.692738] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.698324] ---[ end trace 6c74ca142c1e320e ]--- [ 129.702978] lkdtm: Saturation detected: still saturated # [ 129.389553] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 129.395729] lkdtm: attempting bad refcount_dec() from saturated # [ 129.401843] ------------[ cut here ]------------ # [ 129.406514] WARNING: CPU: 0 PID: 3077 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 129.414994] refcount_t: decrement hit 0; leaking memory. # [ 129.420349] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 129.449588] CPU: 0 PID: 3077 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 129.457339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.463869] Backtrace: # [ 129.466342] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.473922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 129.479591] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.486914] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.493885] r9:00000009 r8:c0873290 r7:0000001f r6:00000009 r5:c0873290 r4:c1a21604 # [ 129.501640] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.509130] r7:0000001f r6:c1a21604 r5:c1a21668 r4:c60fe000 # [ 129.514801] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 129.523767] r9:c1acd69c r8:c15e879c r7:c60fff60 r6:00000017 r5:c5eb5000 r4:c60fe000 # [ 129.531522] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 129.541184] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 129.551369] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.560593] r4:00000036 # [ 129.563136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.571153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.579078] r9:c60fff60 r8:c519f780 r7:00000017 r6:b6ea5000 r5:c5a9a3c0 r4:c0c34788 # [ 129.586833] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.594671] r9:c07e10c0 r8:c60fff60 r7:c2816000 r6:b6ea5000 r5:c5a9a3c0 r4:00000000 # [ 129.602424] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.609567] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c60fe000 r5:c5a9a3c0 # [ 129.617400] r4:c5a9a3c0 # [ 129.619944] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.627087] r9:c60fe000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:00000017 r4:00000017 # [ 129.634841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.642416] Exception stack(0xc60fffa8 to 0xc60ffff0) # [ 129.647477] ffa0: 00000017 00000017 00000001 b6ea5000 00000017 00000000 # [ 129.655662] ffc0: 00000017 00000017 b6fece00 00000004 00000001 00000000 00020000 beab2a54 # [ 129.663845] ffe0: 00000004 beab2788 b6f574cf b6edd7e6 # [ 129.668939] irq event stamp: 0 # [ 129.672034] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.677623] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 129.685196] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 129.692738] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.698324] ---[ end trace 6c74ca142c1e320e ]--- # [ 129.702978] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 130.171266] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 130.177383] lkdtm: attempting bad refcount_dec() from saturated [ 130.183398] ------------[ cut here ]------------ [ 130.188066] WARNING: CPU: 2 PID: 3112 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 130.196622] refcount_t: saturated; leaking memory. [ 130.201459] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 130.230975] CPU: 2 PID: 3112 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 130.238725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.245256] Backtrace: [ 130.247731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.255310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 130.260981] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.268302] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.275273] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 [ 130.283029] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.290518] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5e08000 [ 130.296189] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 130.305155] r9:c1acd6b4 r8:c15e879c r7:c5e09f60 r6:00000017 r5:c6378000 r4:c5e08000 [ 130.312912] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 130.322579] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 130.332763] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.341985] r4:00000037 [ 130.344527] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.352543] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.360468] r9:c5e09f60 r8:c519f780 r7:00000017 r6:b6e42000 r5:c5a9fb80 r4:c0c34788 [ 130.368224] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.376062] r9:c07e10c0 r8:c5e09f60 r7:c2816000 r6:b6e42000 r5:c5a9fb80 r4:00000000 [ 130.383813] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.390957] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c5e08000 r5:c5a9fb80 [ 130.398790] r4:c5a9fb80 [ 130.401334] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.408477] r9:c5e08000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000017 r4:00000017 [ 130.416231] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.423806] Exception stack(0xc5e09fa8 to 0xc5e09ff0) [ 130.428868] 9fa0: 00000017 00000017 00000001 b6e42000 00000017 00000000 [ 130.437054] 9fc0: 00000017 00000017 b6f89e00 00000004 00000001 00000000 00020000 bea1ba54 [ 130.445239] 9fe0: 00000004 bea1b788 b6ef44cf b6e7a7e6 [ 130.450389] irq event stamp: 0 [ 130.453463] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.459055] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 130.466620] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 130.474157] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.479789] ---[ end trace 6c74ca142c1e320f ]--- [ 130.484422] lkdtm: Saturation detected: still saturated # [ 130.171266] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 130.177383] lkdtm: attempting bad refcount_dec() from saturated # [ 130.183398] ------------[ cut here ]------------ # [ 130.188066] WARNING: CPU: 2 PID: 3112 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 130.196622] refcount_t: saturated; leaking memory. # [ 130.201459] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 130.230975] CPU: 2 PID: 3112 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 130.238725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.245256] Backtrace: # [ 130.247731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.255310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 130.260981] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.268302] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.275273] r9:00000009 r8:c08732f8 r7:00000016 r6:00000009 r5:c08732f8 r4:c1a21604 # [ 130.283029] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.290518] r7:00000016 r6:c1a21604 r5:c1a215dc r4:c5e08000 # [ 130.296189] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 130.305155] r9:c1acd6b4 r8:c15e879c r7:c5e09f60 r6:00000017 r5:c6378000 r4:c5e08000 # [ 130.312912] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 130.322579] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 130.332763] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.341985] r4:00000037 # [ 130.344527] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.352543] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.360468] r9:c5e09f60 r8:c519f780 r7:00000017 r6:b6e42000 r5:c5a9fb80 r4:c0c34788 # [ 130.368224] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.376062] r9:c07e10c0 r8:c5e09f60 r7:c2816000 r6:b6e42000 r5:c5a9fb80 r4:00000000 # [ 130.383813] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.390957] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c5e08000 r5:c5a9fb80 # [ 130.398790] r4:c5a9fb80 # [ 130.401334] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.408477] r9:c5e08000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000017 r4:00000017 # [ 130.416231] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.423806] Exception stack(0xc5e09fa8 to 0xc5e09ff0) # [ 130.428868] 9fa0: 00000017 00000017 00000001 b6e42000 00000017 00000000 # [ 130.437054] 9fc0: 00000017 00000017 b6f89e00 00000004 00000001 00000000 00020000 bea1ba54 # [ 130.445239] 9fe0: 00000004 bea1b788 b6ef44cf b6e7a7e6 # [ 130.450389] irq event stamp: 0 # [ 130.453463] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.459055] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.466620] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 130.474157] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.479789] ---[ end trace 6c74ca142c1e320f ]--- # [ 130.484422] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 130.938255] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 130.945204] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 130.952067] ------------[ cut here ]------------ [ 130.956778] WARNING: CPU: 3 PID: 3144 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 130.965295] refcount_t: saturated; leaking memory. [ 130.970123] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 130.999266] CPU: 3 PID: 3144 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 131.007016] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.013548] Backtrace: [ 131.016023] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.023603] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 131.029276] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.036599] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.043569] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 [ 131.051326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.058816] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c5e48000 [ 131.064488] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 131.073454] r9:c1acd6cc r8:c15e879c r7:c5e49f60 r6:00000020 r5:c662f000 r4:c0000000 [ 131.081211] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 131.091656] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 131.103396] r5:c662f000 r4:c5e48000 [ 131.106985] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.116990] r4:00000038 [ 131.119532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.127550] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.135477] r9:c5e49f60 r8:c519f780 r7:00000020 r6:b6e3c000 r5:c5969b80 r4:c0c34788 [ 131.143234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.151072] r9:c07e10c0 r8:c5e49f60 r7:c2816000 r6:b6e3c000 r5:c5969b80 r4:00000000 [ 131.158823] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.165966] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c5e48000 r5:c5969b80 [ 131.173802] r4:c5969b80 [ 131.176346] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.183490] r9:c5e48000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000020 r4:00000020 [ 131.191245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.198819] Exception stack(0xc5e49fa8 to 0xc5e49ff0) [ 131.203880] 9fa0: 00000020 00000020 00000001 b6e3c000 00000020 00000000 [ 131.212067] 9fc0: 00000020 00000020 b6f83e00 00000004 00000001 00000000 00020000 bef32a54 [ 131.220249] 9fe0: 00000004 bef32788 b6eee4cf b6e747e6 [ 131.225361] irq event stamp: 0 [ 131.228434] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.234052] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 131.241585] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 131.249089] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.254724] ---[ end trace 6c74ca142c1e3210 ]--- [ 131.259356] lkdtm: Saturation detected: still saturated # [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 # [ 0.000000] Switching to timer-based delay loop, resolution 333ns # [ 130.938255] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 130.945204] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 130.952067] ------------[ cut here ]------------ # [ 130.956778] WARNING: CPU: 3 PID: 3144 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 130.965295] refcount_t: saturated; leaking memory. # [ 130.970123] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 130.999266] CPU: 3 PID: 3144 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 131.007016] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.013548] Backtrace: # [ 131.016023] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.023603] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 131.029276] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.036599] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.043569] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 # [ 131.051326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.058816] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c5e48000 # [ 131.064488] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 131.073454] r9:c1acd6cc r8:c15e879c r7:c5e49f60 r6:00000020 r5:c662f000 r4:c0000000 # [ 131.081211] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 131.091656] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 131.103396] r5:c662f000 r4:c5e48000 # [ 131.106985] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.116990] r4:00000038 # [ 131.119532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.127550] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.135477] r9:c5e49f60 r8:c519f780 r7:00000020 r6:b6e3c000 r5:c5969b80 r4:c0c34788 # [ 131.143234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.151072] r9:c07e10c0 r8:c5e49f60 r7:c2816000 r6:b6e3c000 r5:c5969b80 r4:00000000 # [ 131.158823] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.165966] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c5e48000 r5:c5969b80 # [ 131.173802] r4:c5969b80 # [ 131.176346] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.183490] r9:c5e48000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000020 r4:00000020 # [ 131.191245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.198819] Exception stack(0xc5e49fa8 to 0xc5e49ff0) # [ 131.203880] 9fa0: 00000020 00000020 00000001 b6e3c000 00000020 00000000 # [ 131.212067] 9fc0: 00000020 00000020 b6f83e00 00000004 00000001 00000000 00020000 bef32a54 # [ 131.220249] 9fe0: 00000004 bef32788 b6eee4cf b6e747e6 # [ 131.225361] irq event stamp: 0 # [ 131.228434] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.234052] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 131.241585] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 131.249089] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.254724] ---[ end trace 6c74ca142c1e3210 ]--- # [ 131.259356] lkdtm: Saturation detected: still saturated # REFCOUNT[ 131.707717] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED _INC_NOT_ZERO_SATURATED: missing [ 131.716070] lkdtm: attempting bad refcount_add_not_zero() from saturated 'call trace:': [FAIL] not ok 55 [ 131.725678] ------------[ cut here ]------------ selftests: lkdtm: REFCOUNT_INC_NO[ 131.733150] WARNING: CPU: 1 PID: 3178 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 T_ZERO_SATURATED.sh # exit=1 # s[ 131.744390] refcount_t: saturated; leaking memory. elftests: lkdtm: REFCOUNT_ADD_NOT[ 131.752042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 _ZERO_SATURATED.sh [ 131.783757] CPU: 1 PID: 3178 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 131.793192] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.799724] Backtrace: [ 131.802199] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.809776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 131.815446] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.822770] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.829741] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 [ 131.837497] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.844986] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c64c6000 [ 131.850655] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 131.859623] r9:c1acd6ec r8:c15e879c r7:c64c7f60 r6:00000020 r5:c5e55000 r4:c0000000 [ 131.867378] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 131.877823] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 131.889563] r5:c5e55000 r4:c64c6000 [ 131.893152] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.903155] r4:00000039 [ 131.905698] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.913715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.921641] r9:c64c7f60 r8:c519f780 r7:00000020 r6:b6e87000 r5:c59b08c0 r4:c0c34788 [ 131.929399] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.937237] r9:c07e10c0 r8:c64c7f60 r7:c2816000 r6:b6e87000 r5:c59b08c0 r4:00000000 [ 131.944989] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.952136] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c64c6000 r5:c59b08c0 [ 131.959968] r4:c59b08c0 [ 131.962514] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.969659] r9:c64c6000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000020 r4:00000020 [ 131.977413] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.984987] Exception stack(0xc64c7fa8 to 0xc64c7ff0) [ 131.990048] 7fa0: 00000020 00000020 00000001 b6e87000 00000020 00000000 [ 131.998234] 7fc0: 00000020 00000020 b6fcee00 00000004 00000001 00000000 00020000 bef0ca54 [ 132.006418] 7fe0: 00000004 bef0c788 b6f394cf b6ebf7e6 [ 132.011530] irq event stamp: 0 [ 132.014603] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.020217] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 132.027736] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 132.035293] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.040920] ---[ end trace 6c74ca142c1e3211 ]--- [ 132.045553] lkdtm: Saturation detected: still saturated # [ 131.707717] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 131.716070] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 131.725678] ------------[ cut here ]------------ # [ 131.733150] WARNING: CPU: 1 PID: 3178 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 131.744390] refcount_t: saturated; leaking memory. # [ 131.752042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 131.783757] CPU: 1 PID: 3178 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 131.793192] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.799724] Backtrace: # [ 131.802199] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.809776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 131.815446] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.822770] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.829741] r9:00000009 r8:c08732c4 r7:00000013 r6:00000009 r5:c08732c4 r4:c1a21604 # [ 131.837497] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.844986] r7:00000013 r6:c1a21604 r5:c1a215dc r4:c64c6000 # [ 131.850655] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 131.859623] r9:c1acd6ec r8:c15e879c r7:c64c7f60 r6:00000020 r5:c5e55000 r4:c0000000 # [ 131.867378] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 131.877823] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 131.889563] r5:c5e55000 r4:c64c6000 # [ 131.893152] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.903155] r4:00000039 # [ 131.905698] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.913715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.921641] r9:c64c7f60 r8:c519f780 r7:00000020 r6:b6e87000 r5:c59b08c0 r4:c0c34788 # [ 131.929399] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.937237] r9:c07e10c0 r8:c64c7f60 r7:c2816000 r6:b6e87000 r5:c59b08c0 r4:00000000 # [ 131.944989] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.952136] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c64c6000 r5:c59b08c0 # [ 131.959968] r4:c59b08c0 # [ 131.962514] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.969659] r9:c64c6000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000020 r4:00000020 # [ 131.977413] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.984987] Exception stack(0xc64c7fa8 to 0xc64c7ff0) # [ 131.990048] 7fa0: 00000020 00000020 00000001 b6e87000 00000020 00000000 # [ 131.998234] 7fc0: 00000020 00000020 b6fcee00 00000004 00000001 00000000 00020000 bef0ca54 # [ 132.006418] 7fe0: 00000004 bef0c788 b6f394cf b6ebf7e6 # [ 132.011530] irq event stamp: 0 # [ 132.014603] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.020217] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 132.027736] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 132.035293] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.040920] ---[ end trace 6c74ca142c1e3211 ]--- # [ 132.045553] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 132.520598] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 132.527493] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 132.534335] ------------[ cut here ]------------ [ 132.539010] WARNING: CPU: 1 PID: 3215 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 132.547609] refcount_t: underflow; use-after-free. [ 132.552505] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 132.581988] CPU: 1 PID: 3215 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 132.589737] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.596270] Backtrace: [ 132.598744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.606322] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 132.611993] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.619315] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.626287] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 [ 132.634044] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.641533] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6094000 [ 132.647206] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 132.656259] r9:c1acd70c r8:c15e879c r7:c6095f60 r6:00000020 r5:c625b000 r4:c6094000 [ 132.664015] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 132.674465] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 132.686212] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.696216] r4:0000003a [ 132.698758] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.706775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.714702] r9:c6095f60 r8:c519f780 r7:00000020 r6:b6ead000 r5:c59b0c80 r4:c0c34788 [ 132.722457] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.730294] r9:c07e10c0 r8:c6095f60 r7:c2816000 r6:b6ead000 r5:c59b0c80 r4:00000000 [ 132.738045] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.745189] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6094000 r5:c59b0c80 [ 132.753021] r4:c59b0c80 [ 132.755565] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.762709] r9:c6094000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000020 r4:00000020 [ 132.770463] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.778036] Exception stack(0xc6095fa8 to 0xc6095ff0) [ 132.783096] 5fa0: 00000020 00000020 00000001 b6ead000 00000020 00000000 [ 132.791281] 5fc0: 00000020 00000020 b6ff4e00 00000004 00000001 00000000 00020000 be80ba54 [ 132.799465] 5fe0: 00000004 be80b788 b6f5f4cf b6ee57e6 [ 132.804586] irq event stamp: 0 [ 132.807658] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.813275] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 132.820808] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 132.828303] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.833944] ---[ end trace 6c74ca142c1e3212 ]--- [ 132.838580] lkdtm: Saturation detected: still saturated # [ 132.520598] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 132.527493] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 132.534335] ------------[ cut here ]------------ # [ 132.539010] WARNING: CPU: 1 PID: 3215 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 132.547609] refcount_t: underflow; use-after-free. # [ 132.552505] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 132.581988] CPU: 1 PID: 3215 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 132.589737] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.596270] Backtrace: # [ 132.598744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.606322] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 132.611993] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.619315] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.626287] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 # [ 132.634044] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.641533] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6094000 # [ 132.647206] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 132.656259] r9:c1acd70c r8:c15e879c r7:c6095f60 r6:00000020 r5:c625b000 r4:c6094000 # [ 132.664015] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 132.674465] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 132.686212] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.696216] r4:0000003a # [ 132.698758] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.706775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.714702] r9:c6095f60 r8:c519f780 r7:00000020 r6:b6ead000 r5:c59b0c80 r4:c0c34788 # [ 132.722457] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.730294] r9:c07e10c0 r8:c6095f60 r7:c2816000 r6:b6ead000 r5:c59b0c80 r4:00000000 # [ 132.738045] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.745189] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6094000 r5:c59b0c80 # [ 132.753021] r4:c59b0c80 # [ 132.755565] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.762709] r9:c6094000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000020 r4:00000020 # [ 132.770463] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.778036] Exception stack(0xc6095fa8 to 0xc6095ff0) # [ 132.783096] 5fa0: 00000020 00000020 00000001 b6ead000 00000020 00000000 # [ 132.791281] 5fc0: 00000020 00000020 b6ff4e00 00000004 00000001 00000000 00020000 be80ba54 # [ 132.799465] 5fe0: 00000004 be80b788 b6f5f4cf b6ee57e6 # [ 132.804586] irq event stamp: 0 # [ 132.807658] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.813275] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 132.820808] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 132.828303] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.833944] ---[ end trace 6c74ca142c1e3212 ]--- # [ 132.838580] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh [ 133.315629] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 133.322588] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 133.329305] ------------[ cut here ]------------ [ 133.334035] WARNING: CPU: 0 PID: 3250 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 133.342624] refcount_t: underflow; use-after-free. [ 133.347431] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 133.376683] CPU: 0 PID: 3250 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 133.384437] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.390973] Backtrace: [ 133.393453] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.401035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 133.406712] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.414038] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.421013] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 [ 133.428776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.436267] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6496000 [ 133.441945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 133.451003] r9:c1acd72c r8:c15e879c r7:c6497f60 r6:00000020 r5:c6259000 r4:c6496000 [ 133.458765] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 133.469215] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 133.480968] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.490974] r4:0000003b [ 133.493520] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.501541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.509472] r9:c6497f60 r8:c519f780 r7:00000020 r6:b6e44000 r5:c5a9a280 r4:c0c34788 [ 133.517234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.525076] r9:c07e10c0 r8:c6497f60 r7:c2816000 r6:b6e44000 r5:c5a9a280 r4:00000000 [ 133.532831] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.539978] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6496000 r5:c5a9a280 [ 133.547815] r4:c5a9a280 [ 133.550363] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.557509] r9:c6496000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000020 r4:00000020 [ 133.565268] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.572845] Exception stack(0xc6497fa8 to 0xc6497ff0) [ 133.577910] 7fa0: 00000020 00000020 00000001 b6e44000 00000020 00000000 [ 133.586099] 7fc0: 00000020 00000020 b6f8be00 00000004 00000001 00000000 00020000 be95ca54 [ 133.594285] 7fe0: 00000004 be95c788 b6ef64cf b6e7c7e6 [ 133.599458] irq event stamp: 0 [ 133.602578] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.608175] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 133.615743] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 133.623310] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.628899] ---[ end trace 6c74ca142c1e3213 ]--- [ 133.633568] lkdtm: Saturation detected: still saturated # [ 133.315629] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 133.322588] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 133.329305] ------------[ cut here ]------------ # [ 133.334035] WARNING: CPU: 0 PID: 3250 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 133.342624] refcount_t: underflow; use-after-free. # [ 133.347431] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx parallel_display dw_hdmi flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 133.376683] CPU: 0 PID: 3250 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 133.384437] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.390973] Backtrace: # [ 133.393453] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.401035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 133.406712] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.414038] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.421013] r9:00000009 r8:c0873360 r7:0000001c r6:00000009 r5:c0873360 r4:c1a21604 # [ 133.428776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.436267] r7:0000001c r6:c1a21604 r5:c1a21640 r4:c6496000 # [ 133.441945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 133.451003] r9:c1acd72c r8:c15e879c r7:c6497f60 r6:00000020 r5:c6259000 r4:c6496000 # [ 133.458765] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 133.469215] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 133.480968] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.490974] r4:0000003b # [ 133.493520] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.501541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.509472] r9:c6497f60 r8:c519f780 r7:00000020 r6:b6e44000 r5:c5a9a280 r4:c0c34788 # [ 133.517234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.525076] r9:c07e10c0 r8:c6497f60 r7:c2816000 r6:b6e44000 r5:c5a9a280 r4:00000000 # [ 133.532831] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.539978] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6496000 r5:c5a9a280 # [ 133.547815] r4:c5a9a280 # [ 133.550363] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.557509] r9:c6496000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000020 r4:00000020 # [ 133.565268] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.572845] Exception stack(0xc6497fa8 to 0xc6497ff0) # [ 133.577910] 7fa0: 00000020 00000020 00000001 b6e44000 00000020 00000000 # [ 133.586099] 7fc0: 00000020 00000020 b6f8be00 00000004 00000001 00000000 00020000 be95ca54 # [ 133.594285] 7fe0: 00000004 be95c788 b6ef64cf b6e7c7e6 # [ 133.599458] irq event stamp: 0 # [ 133.602578] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.608175] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 133.615743] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 133.623310] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.628899] ---[ end trace 6c74ca142c1e3213 ]--- # [ 133.633568] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh [ 134.460053] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 134.466134] lkdtm: attempting good copy_to_user of correct size [ 134.472156] lkdtm: attempting bad copy_to_user of too large size # [ 134.460053] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 134.466134] lkdtm: attempting good copy_to_user of correct size # [ 134.472156] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh [ 134.890504] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 134.896726] lkdtm: attempting good copy_from_user of correct size [ 134.903054] lkdtm: attempting bad copy_from_user of too large size # [ 134.890504] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 134.896726] lkdtm: attempting good copy_from_user of correct size # [ 134.903054] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh [ 135.321682] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 135.328175] lkdtm: attempting good copy_to_user inside whitelist [ 135.334301] lkdtm: attempting bad copy_to_user outside whitelist # [ 135.321682] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 135.328175] lkdtm: attempting good copy_to_user inside whitelist # [ 135.334301] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh [ 135.759841] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 135.766502] lkdtm: attempting good copy_from_user inside whitelist [ 135.772797] lkdtm: attempting bad copy_from_user outside whitelist # [ 135.759841] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 135.766502] lkdtm: attempting good copy_from_user inside whitelist # [ 135.772797] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh [ 136.221611] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 136.227821] lkdtm: good_stack: c5e09e0c-c5e09e2c [ 136.232549] lkdtm: bad_stack : c5e09d84-c5e09da4 [ 136.237197] lkdtm: attempting good copy_to_user of local stack [ 136.243144] lkdtm: attempting bad copy_to_user of distant stack # [ 136.221611] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 136.227821] lkdtm: good_stack: c5e09e0c-c5e09e2c # [ 136.232549] lkdtm: bad_stack : c5e09d84-c5e09da4 # [ 136.237197] lkdtm: attempting good copy_to_user of local stack # [ 136.243144] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh [ 136.675219] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 136.681663] lkdtm: good_stack: c64e3e0c-c64e3e2c [ 136.686297] lkdtm: bad_stack : c64e3d84-c64e3da4 [ 136.691078] lkdtm: attempting good copy_from_user of local stack [ 136.697163] lkdtm: attempting bad copy_from_user of distant stack # [ 136.675219] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 136.681663] lkdtm: good_stack: c64e3e0c-c64e3e2c # [ 136.686297] lkdtm: bad_stack : c64e3d84-c64e3da4 # [ 136.691078] lkdtm: attempting good copy_from_user of local stack # [ 136.697163] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh [ 137.131085] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 137.137119] lkdtm: good_stack: c6101e0c-c6101e2c [ 137.141820] lkdtm: bad_stack : c6101ffc-c610201c [ 137.146465] lkdtm: attempting good copy_to_user of local stack [ 137.152431] lkdtm: attempting bad copy_to_user of distant stack # [ 137.131085] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 137.137119] lkdtm: good_stack: c6101e0c-c6101e2c # [ 137.141820] lkdtm: bad_stack : c6101ffc-c610201c # [ 137.146465] lkdtm: attempting good copy_to_user of local stack # [ 137.152431] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh [ 137.571426] lkdtm: Performing direct entry USERCOPY_KERNEL [ 137.576944] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 [ 137.584256] lkdtm: attempting bad copy_to_user from kernel text: c053a888 [ 137.591133] lkdtm: FAIL: survived bad copy_to_user() # [ 137.571426] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 137.576944] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 # [ 137.584256] lkdtm: attempting bad copy_to_user from kernel text: c053a888 # [ 137.591133] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh [ 138.032337] lkdtm: Performing direct entry STACKLEAK_ERASING [ 138.038024] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 138.045151] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 138.052110] lkdtm: FAIL: the thread stack is NOT properly erased [ 138.058139] CPU: 2 PID: 3615 Comm: cat Tainted: G D W 5.10.163-cip24 #1 [ 138.065893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.072427] Backtrace: [ 138.074912] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 138.082496] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 [ 138.088172] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 138.095498] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 138.104035] r9:c1acd834 r8:c15e879c r7:c6263f60 r6:c6263e34 r5:c6262000 r4:0000078d [ 138.111794] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.120592] r8:c15e879c r7:c6263f60 r6:00000012 r5:c6378000 r4:00000046 [ 138.127306] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.135329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.143258] r9:c6263f60 r8:c519f780 r7:00000012 r6:b6dff000 r5:c5b8c140 r4:c0c34788 [ 138.151019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.158864] r9:c07e10c0 r8:c6263f60 r7:c2816000 r6:b6dff000 r5:c5b8c140 r4:00000000 [ 138.166619] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.173766] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c6262000 r5:c5b8c140 [ 138.181602] r4:c5b8c140 [ 138.184149] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.191296] r9:c6262000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000012 r4:00000012 [ 138.199055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.206632] Exception stack(0xc6263fa8 to 0xc6263ff0) [ 138.211697] 3fa0: 00000012 00000012 00000001 b6dff000 00000012 00000000 [ 138.219886] 3fc0: 00000012 00000012 b6f46e00 00000004 00000001 00000000 00020000 be97ea54 [ 138.228071] 3fe0: 00000004 be97e788 b6eb14cf b6e377e6 # [ 138.032337] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 138.038024] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 138.045151] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 138.052110] lkdtm: FAIL: the thread stack is NOT properly erased # [ 138.058139] CPU: 2 PID: 3615 Comm: cat Tainted: G D W 5.10.163-cip24 #1 # [ 138.065893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.072427] Backtrace: # [ 138.074912] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.082496] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 138.088172] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.095498] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 138.104035] r9:c1acd834 r8:c15e879c r7:c6263f60 r6:c6263e34 r5:c6262000 r4:0000078d # [ 138.111794] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.120592] r8:c15e879c r7:c6263f60 r6:00000012 r5:c6378000 r4:00000046 # [ 138.127306] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.135329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.143258] r9:c6263f60 r8:c519f780 r7:00000012 r6:b6dff000 r5:c5b8c140 r4:c0c34788 # [ 138.151019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.158864] r9:c07e10c0 r8:c6263f60 r7:c2816000 r6:b6dff000 r5:c5b8c140 r4:00000000 # [ 138.166619] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.173766] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c6262000 r5:c5b8c140 # [ 138.181602] r4:c5b8c140 # [ 138.184149] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.191296] r9:c6262000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000012 r4:00000012 # [ 138.199055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.206632] Exception stack(0xc6263fa8 to 0xc6263ff0) # [ 138.211697] 3fa0: 00000012 00000012 00000001 b6dff000 00000012 00000000 # [ 138.219886] 3fc0: 00000012 00000012 b6f46e00 00000004 00000001 00000000 00020000 be97ea54 # [ 138.228071] 3fe0: 00000004 be97e788 b6eb14cf b6e377e6 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 138.680702] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 138.686382] lkdtm: Calling matched prototype ... [ 138.691080] lkdtm: Calling mismatched prototype ... [ 138.695972] lkdtm: Fail: survived mismatched prototype function call! # [ 138.680702] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 138.686382] lkdtm: Calling matched prototype ... # [ 138.691080] lkdtm: Calling mismatched prototype ... # [ 138.695972] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 / #