[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.0 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 sst25vf016b 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 6 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 192.168.101.101 (3 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 7015119/tftp-deploy-lpids_w_/kernel/zImage tftp 0x10000000 7015119/tftp-deploy-lpids_w_/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '7015119/tftp-deploy-lpids_w_/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 2.9 MiB/s done Bytes transferred = 12341760 (bc5200 hex) => tftp 0x14000000 7015119/tftp-deploy-lpids_w_/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7015119/tftp-deploy-lpids_w_/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '7015119/tftp-deploy-lpids_w_/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 2.8 MiB/s done Bytes transferred = 15416254 (eb3bbe hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7015119/tftp-deploy-lpids_w_/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7015119/tftp-deploy-lpids_w_/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '7015119/tftp-deploy-lpids_w_/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.4 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7015119/extract-nfsrootfs-ydnz07om,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7015119/extract-nfsrootfs-ydnz07om,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc5200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15416190 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 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.136-cip13 (KernelCI@build-j18904-arm-gcc-10-multi-v7-defconfig-kselftest-92vnh) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Aug 11 13:51:03 UTC 2022 [ 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=192.168.101.1:/var/lib/lava/dispatcher/tmp/7015119/extract-nfsrootfs-ydnz07om,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: 921468K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61572K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55458 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 15ns [ 0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns [ 0.000038] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns [ 0.004477] Console: colour dummy device 80x30 [ 0.004541] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004570] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004597] ... MAX_LOCK_DEPTH: 48 [ 0.004625] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004652] ... CLASSHASH_SIZE: 4096 [ 0.004679] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004704] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004731] ... CHAINHASH_SIZE: 32768 [ 0.004758] memory used by lock dependency info: 4061 kB [ 0.004786] memory used for stack traces: 2112 kB [ 0.004811] per task-struct memory footprint: 1536 bytes [ 0.004911] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000) [ 0.004964] pid_max: default: 32768 minimum: 301 [ 0.005357] LSM: Security Framework initializing [ 0.005471] LSM support for eBPF active [ 0.005616] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005667] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008257] CPU: Testing write buffer coherency: ok [ 0.008376] CPU0: Spectre v2: using BPIALL workaround [ 0.009463] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013353] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015750] rcu: Hierarchical SRCU implementation. [ 0.025182] EFI services will not be available. [ 0.026495] smp: Bringing up secondary CPUs ... [ 0.029854] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029871] CPU1: Spectre v2: using BPIALL workaround [ 0.033897] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033912] CPU2: Spectre v2: using BPIALL workaround [ 0.037586] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037601] CPU3: Spectre v2: using BPIALL workaround [ 0.038468] smp: Brought up 1 node, 4 CPUs [ 0.038510] SMP: Total of 4 processors activated (528.00 BogoMIPS). [ 0.038548] CPU: All CPU(s) started in SVC mode. [ 0.041448] devtmpfs: initialized [ 0.098831] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101626] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101699] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106445] pinctrl core: initialized pinctrl subsystem [ 0.113456] DMI not present or invalid. [ 0.115780] NET: Registered protocol family 16 [ 0.127215] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136814] thermal_sys: Registered thermal governor 'step_wise' [ 0.137387] cpuidle: using governor menu [ 0.137913] CPU identified as i.MX6Q, silicon rev 1.0 [ 0.900433] vdd1p1: supplied by regulator-dummy [ 0.932900] vdd3p0: supplied by regulator-dummy [ 0.964934] vdd2p5: supplied by regulator-dummy [ 0.997021] vddarm: supplied by regulator-dummy [ 1.030073] vddpu: supplied by regulator-dummy [ 1.061175] vddsoc: supplied by regulator-dummy [ 2.423981] No ATAGs? [ 2.424878] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.424965] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.444446] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.473836] Serial: AMBA PL011 UART driver [ 2.538180] Kprobes globally optimized [ 2.633681] mxs-dma 110000.dma-apbh: initialized [ 2.666255] iommu: Default domain type: Translated [ 2.668716] vgaarb: loaded [ 2.673540] SCSI subsystem initialized [ 2.676185] usbcore: registered new interface driver usbfs [ 2.676502] usbcore: registered new interface driver hub [ 2.676744] usbcore: registered new device driver usb [ 2.684568] i2c i2c-0: IMX I2C adapter registered [ 2.691660] i2c i2c-1: IMX I2C adapter registered [ 2.696239] i2c i2c-2: IMX I2C adapter registered [ 2.701162] pps_core: LinuxPPS API ver. 1 registered [ 2.701205] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.701310] PTP clock support registered [ 2.720529] clocksource: Switched to clocksource mxc_timer1 [ 4.481733] NET: Registered protocol family 2 [ 4.482472] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.485866] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.486053] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.486283] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.487725] TCP: Hash tables configured (established 8192 bind 8192) [ 4.488780] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.489129] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.489386] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.490130] NET: Registered protocol family 1 [ 4.493104] RPC: Registered named UNIX socket transport module. [ 4.493198] RPC: Registered udp transport module. [ 4.493241] RPC: Registered tcp transport module. [ 4.493281] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.493336] NET: Registered protocol family 44 [ 4.493403] PCI: CLS 0 bytes, default 64 [ 4.495892] Trying to unpack rootfs image as initramfs... [ 6.403254] Freeing initrd memory: 15056K [ 6.404241] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.405516] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.414851] Initialise system trusted keyrings [ 6.415937] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.467767] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.471611] NFS: Registering the id_resolver key type [ 6.471796] Key type id_resolver registered [ 6.471889] Key type id_legacy registered [ 6.472556] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.472659] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.472870] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.475062] Key type asymmetric registered [ 6.475190] Asymmetric key parser 'x509' registered [ 6.475648] bounce: pool size: 64 pages [ 6.475817] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.475922] io scheduler mq-deadline registered [ 6.475963] io scheduler kyber registered [ 6.476904] test_firmware: interface ready [ 6.716611] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.716871] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.988078] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 7.009078] SuperH (H)SCI(F) driver initialized [ 7.012259] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.017494] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.948223] printk: console [ttymxc1] enabled [ 7.959370] msm_serial: driver initialized [ 7.964685] STMicroelectronics ASC driver initialized [ 7.976440] STM32 USART driver initialized [ 8.003272] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.025811] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.034417] panel-simple panel-lcd: Specify missing connector_type [ 8.042381] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.098251] brd: module loaded [ 8.161571] loop: module loaded [ 8.168076] lkdtm: No crash points registered, enable through debugfs [ 8.190716] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.198687] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.206815] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.215102] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.223180] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.231468] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.239214] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.250703] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.257733] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.266664] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.281199] scsi host0: ahci-imx [ 8.286835] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.353492] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.367253] pps pps0: new PPS source ptp0 [ 8.414117] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.424985] e1000e: Intel(R) PRO/1000 Network Driver [ 8.429990] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.436269] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.441763] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.470085] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.477769] usbcore: registered new interface driver pegasus [ 8.483734] usbcore: registered new interface driver asix [ 8.489314] usbcore: registered new interface driver ax88179_178a [ 8.495665] usbcore: registered new interface driver cdc_ether [ 8.501804] usbcore: registered new interface driver smsc75xx [ 8.507798] usbcore: registered new interface driver smsc95xx [ 8.513780] usbcore: registered new interface driver net1080 [ 8.519618] usbcore: registered new interface driver cdc_subset [ 8.525827] usbcore: registered new interface driver zaurus [ 8.531744] usbcore: registered new interface driver cdc_ncm [ 8.550660] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.557301] ehci-pci: EHCI PCI platform driver [ 8.561994] ehci-platform: EHCI generic platform driver [ 8.568290] ehci-orion: EHCI orion driver [ 8.573330] SPEAr-ehci: EHCI SPEAr driver [ 8.578260] ehci-st: EHCI STMicroelectronics driver [ 8.584116] ehci-exynos: EHCI Exynos driver [ 8.589220] ehci-atmel: EHCI Atmel driver [ 8.594229] tegra-ehci: Tegra EHCI driver [ 8.599183] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.605525] ohci-pci: OHCI PCI platform driver [ 8.610240] ohci-platform: OHCI generic platform driver [ 8.616489] SPEAr-ohci: OHCI SPEAr driver [ 8.621473] ohci-st: OHCI STMicroelectronics driver [ 8.627263] ohci-atmel: OHCI Atmel driver [ 8.634922] usbcore: registered new interface driver usb-storage [ 8.642937] ata1: SATA link down (SStatus 0 SControl 300) [ 8.648740] ahci-imx 2200000.sata: no device found, disabling link. [ 8.655132] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.674971] i2c /dev entries driver [ 8.763257] sdhci: Secure Digital Host Controller Interface driver [ 8.769481] sdhci: Copyright(c) Pierre Ossman [ 8.783852] Synopsys Designware Multimedia Card Interface Driver [ 8.797541] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.807138] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.812466] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.821225] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.828695] ledtrig-cpu: registered to indicate activity on CPUs [ 8.838866] usbcore: registered new interface driver usbhid [ 8.844554] usbhid: USB HID core driver [ 8.854479] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.862465] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.875399] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.883662] gre: GRE over IPv4 demultiplexor driver [ 8.888583] ip_gre: GRE over IPv4 tunneling driver [ 8.899654] IPv4 over IPsec tunneling driver [ 8.902289] mmc2: new high speed SDHC card at address 0001 [ 8.909244] NET: Registered protocol family 10 [ 8.913555] mmcblk2: mmc2:0001 SD 14.8 GiB [ 8.921945] Segment Routing with IPv6 [ 8.933005] ip6_gre: GRE over IPv6 tunneling driver [ 8.941118] NET: Registered protocol family 17 [ 8.947255] Key type dns_resolver registered [ 8.957185] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.964864] GPT:29296874 != 30965759 [ 8.965352] ThumbEE CPU extension supported. [ 8.968479] GPT:Alternate GPT header not at the end of the disk. [ 8.972847] Registering SWP/SWPB emulation handler [ 8.978859] GPT:29296874 != 30965759 [ 8.984979] Loading compiled-in X.509 certificates [ 8.987315] GPT: Use GNU Parted to correct GPT errors. [ 8.997476] mmcblk2: p1 p2 p3 [ 9.219666] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.228346] panel-simple panel-lcd: Specify missing connector_type [ 9.244133] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.287999] imx_usb 2184200.usb: No over current polarity defined [ 9.302629] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.307933] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.341983] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.364979] hub 1-0:1.0: USB hub found [ 9.369911] hub 1-0:1.0: 1 port detected [ 9.387518] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data [ 9.394967] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem [ 9.403422] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22 [ 9.437563] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.446200] panel-simple panel-lcd: Specify missing connector_type [ 9.462097] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.500747] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.509238] panel-simple panel-lcd: Specify missing connector_type [ 9.524844] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.546213] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.583186] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.591737] panel-simple panel-lcd: Specify missing connector_type [ 9.607478] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.632139] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL) [ 9.647859] IP-Config: Failed to open gretap0 [ 9.652388] IP-Config: Failed to open erspan0 [ 9.680507] Sending DHCP requests . [ 9.800624] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 10.019631] hub 1-1:1.0: USB hub found [ 10.025485] hub 1-1:1.0: 3 ports detected [ 10.060975] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.069468] panel-simple panel-lcd: Specify missing connector_type [ 10.085311] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.751965] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.760818] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 11.840574] ., OK [ 11.883029] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.101 [ 11.891398] IP-Config: Complete: [ 11.894719] device=eth0, hwaddr=00:19:b8:00:e5:47, ipaddr=192.168.101.101, mask=255.255.255.0, gw=192.168.101.1 [ 11.905519] host=imx6q-sabrelite-cbg-2, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 11.914422] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 11.914471] nameserver0=192.168.101.1 [ 11.997465] Freeing unused kernel memory: 2048K [ 12.032249] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 17.129357] imx-ipuv3 2400000.ipu: IPUv3H probed [ 17.168143] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.176942] panel-simple panel-lcd: Specify missing connector_type [ 17.195645] imx-ipuv3 2800000.ipu: IPUv3H probed [ 17.205742] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.260342] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.268923] panel-simple panel-lcd: Specify missing connector_type [ 17.274775] CAN device driver interface [ 17.315588] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.344219] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.360764] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.362398] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.379046] panel-simple panel-lcd: Specify missing connector_type [ 17.380552] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.391937] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.396803] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.411426] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.420700] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.426853] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.436687] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.469383] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.478968] panel-simple panel-lcd: Specify missing connector_type [ 17.501466] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.540845] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.549682] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.553430] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.559510] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.574594] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.619949] panel-simple panel-lcd: Specify missing connector_type [ 17.626036] caam 2100000.crypto: Entropy delay = 3200 [ 17.668003] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.692326] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.753087] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.758304] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.765056] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.807813] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.813040] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.816989] panel-simple panel-lcd: Specify missing connector_type [ 17.824096] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.838411] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.840755] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.847151] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.905233] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.908144] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.917026] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.918912] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.935129] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.943704] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.968715] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.977640] panel-simple panel-lcd: Specify missing connector_type [ 17.998390] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.070498] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.079001] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.087808] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.096368] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.127454] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.136249] panel-simple panel-lcd: Specify missing connector_type [ 19.056848] caam algorithms registered in /proc/crypto [ 19.069266] caam 2100000.crypto: registering rng-caam [ 19.084436] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.135855] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.144439] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.153192] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.161708] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.178520] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.187248] panel-simple panel-lcd: Specify missing connector_type [ 19.203784] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. [ 19.258178] random: crng init done IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:00:e5:47 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.101.1): address: 192.168.101.101 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-2 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 22.386014] systemd[1]: System time before build time, advancing clock. [ 22.655403] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 22.681347] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 22.748105] systemd[1]: Set hostname to . [ 25.108761] systemd[1]: Queued start job for default target Graphical Interface. [ 25.124205] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.175984] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.236082] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 25.284829] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 25.335985] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 25.385151] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 25.433155] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.445823] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.491508] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.530844] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.571414] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 25.612545] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 25.652725] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 25.772424] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 25.788674] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 25.837637] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 25.887402] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 25.946996] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 25.995912] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.045819] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.056415] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.079638] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.145681] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.194561] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 26.254450] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.304598] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.363822] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.419090] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.455552] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.491698] fuse: init (API version 7.32) [ 26.524474] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 26.582844] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 26.642523] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 26.713148] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 26.753925] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 26.813413] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 26.932210] systemd[1]: modprobe@configfs.service: Succeeded. [ 26.944224] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 26.997945] systemd[1]: modprobe@drm.service: Succeeded. [ 27.009229] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.068070] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.079591] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.137821] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.187592] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.246607] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 27.302349] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 27.367943] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 27.378815] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 27.400984] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 27.462104] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 27.522031] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 27.577924] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 27.987349] systemd-journald[262]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0m[0;31m* [0m] A start job is running for User Login Management (13s / 1min 40s) M[K[[0;1;31m*[0m[0;31m* [0m] A start job is running for User Login Management (13s / 1min 40s) M[K[[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [K[[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.136-cip13 #1 SMP Thu Aug 11 13:51:03 UTC 2022 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/7015119/extract-nfsrootfs-ydnz07om' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7015119/extract-nfsrootfs-ydnz07om' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-7015119/environment . /lava-7015119/environment / # /lava-7015119/bin/lava-test-runner /lava-7015119/0 /lava-7015119/bin/lava-test-runner /lava-7015119/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7015119/0/tests/0_timesync-off ++ cat uuid + UUID=7015119_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7015119/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7015119_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/v5.10.131-cip13-493-ge129308279043/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/ INFO: Generating a skipfile based on /lava-7015119/0/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... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 5s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:39-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-493-ge129308279043/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: 1407608 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 46.39K 165KB/s kselftest.tar.xz 14%[=> ] 204.77K 418KB/s kselftest.tar.xz 31%[=====> ] 439.50K 615KB/s kselftest.tar.xz 86%[================> ] 1.16M 1.27MB/s kselftest.tar.xz 100%[===================>] 1.34M 1.43MB/s in 0.9s 2022-03-20 19:56:40 (1.43 MB/s) - 'kselftest.tar.xz' saved [1407608/1407608] tar: ./timens/timens: time stamp 2022-08-11 14:03:17 is 12420396.034007 s in the future tar: ./timens/gettime_perf: time stamp 2022-08-11 14:03:17 is 12420396.023029833 s in the future tar: ./timens/timer: time stamp 2022-08-11 14:03:17 is 12420396.013453439 s in the future tar: ./timens/procfs: time stamp 2022-08-11 14:03:17 is 12420396.004006667 s in the future tar: ./timens/timerfd: time stamp 2022-08-11 14:03:17 is 12420395.994246909 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-08-11 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12420374.458275895 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-08-11 14:03:01 is 12420374.446778547 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-08-11 14:03:01 is 12420374.438612698 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-08-11 14:03:01 is 12420374.431797168 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-08-11 14:03:01 is 12420374.425060789 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-08-11 14:03:01 is 12420374.417577774 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-08-11 14:03:01 is 12420374.410647228 s in the future tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-08-11 14:03:01 is 12420374.40380835 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-08-11 14:03:01 is 12420374.397132441 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-08-11 14:03:01 is 12420374.390527698 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-08-11 14:03:01 is 12420374.383674289 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-08-11 14:03:01 is 12420374.375879501 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-08-11 14:03:01 is 12420374.368539213 s in the future tar: ./lkdtm: time stamp 2022-08-11 14:03:24 is 12420397.365059107 s in the future tar: ./futex/functional/futex_requeue_pi_signal_restart: time stamp 2022-08-11 14:03:00 is 12420373.347941683 s in the future tar: ./futex/functional/futex_wait_wouldblock: time stamp 2022-08-11 14:02:59 is 12420372.337072774 s in the future tar: ./futex/functional/futex_wait_timeout: time stamp 2022-08-11 14:02:59 is 12420372.326908941 s in the future tar: ./futex/functional/futex_wait_private_mapped_file: time stamp 2022-08-11 14:03:01 is 12420374.314832471 s in the future tar: ./futex/functional/run.sh: time stamp 2022-06-24 15:00:54 is 8276647.308003683 s in the future tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-08-11 14:03:01 is 12420374.296813759 s in the future tar: ./futex/functional/futex_requeue_pi: time stamp 2022-08-11 14:03:00 is 12420373.283720941 s in the future tar: ./futex/functional/futex_requeue_pi_mismatched_ops: time stamp 2022-08-11 14:03:00 is 12420373.273546138 s in the future tar: ./futex/functional: time stamp 2022-08-11 14:03:23 is 12420396.270531335 s in the future tar: ./futex/run.sh: time stamp 2022-08-11 14:03:23 is 12420396.263925653 s in the future tar: ./futex: time stamp 2022-08-11 14:03:23 is 12420396.260859971 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-06-24 15:00:54 is 8276647.251634804 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-06-24 15:00:54 is 8276647.240973835 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-06-24 15:00:54 is 8276647.234568107 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-06-24 15:00:54 is 8276647.226914577 s in the future tar: ./tpm2: time stamp 2022-08-11 14:03:26 is 12420399.223428213 s in the future tar: ./size/get_size: time stamp 2022-08-11 14:03:17 is 12420390.213503335 s in the future tar: ./size: time stamp 2022-08-11 14:03:26 is 12420399.210530441 s in the future tar: ./memfd/fuse_test: time stamp 2022-08-11 14:03:02 is 12420375.199269713 s in the future tar: ./memfd/memfd_test: time stamp 2022-08-11 14:03:02 is 12420375.189985638 s in the future tar: ./memfd/run_fuse_test.sh: time stamp 2022-06-24 15:00:54 is 8276647.183474744 s in the future tar: ./memfd/run_hugetlbfs_test.sh: time stamp 2022-06-24 15:00:54 is 8276647.176714532 s in the future tar: ./memfd/fuse_mnt: time stamp 2022-08-11 14:03:02 is 12420375.168990168 s in the future tar: ./memfd: time stamp 2022-08-11 14:03:24 is 12420397.165956986 s in the future tar: ./core/close_range_test: time stamp 2022-08-11 14:02:56 is 12420369.149833713 s in the future tar: ./core: time stamp 2022-08-11 14:03:22 is 12420395.146683335 s in the future tar: ./rtc/settings: time stamp 2022-06-24 15:00:54 is 8276647.137128925 s in the future tar: ./rtc/rtctest: time stamp 2022-08-11 14:03:15 is 12420388.12750141 s in the future tar: ./rtc/setdate: time stamp 2022-08-11 14:03:15 is 12420388.118738319 s in the future tar: ./rtc: time stamp 2022-08-11 14:03:26 is 12420399.115470441 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-06-24 15:00:54 is 8276647.105532016 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-06-24 15:00:54 is 8276647.098488289 s in the future tar: ./livepatch/settings: time stamp 2022-06-24 15:00:54 is 8276647.09159735 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-06-24 15:00:54 is 8276647.083885835 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-06-24 15:00:54 is 8276647.076609395 s in the future tar: ./livepatch/functions.sh: time stamp 2022-06-24 15:00:54 is 8276647.069328532 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-06-24 15:00:54 is 8276647.05970635 s in the future tar: ./livepatch: time stamp 2022-08-11 14:03:24 is 12420397.056574365 s in the future tar: ./kselftest/module.sh: time stamp 2022-08-11 14:03:20 is 12420393.046881183 s in the future tar: ./kselftest/runner.sh: time stamp 2022-08-11 14:03:20 is 12420393.04011541 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-08-11 14:03:20 is 12420393.03308491 s in the future tar: ./kselftest: time stamp 2022-08-11 14:03:20 is 12420393.029854047 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-08-11 14:03:01 is 12420374.018633047 s in the future tar: ./kcmp: time stamp 2022-08-11 14:03:23 is 12420396.015210425 s in the future tar: ./netfilter/ipvs.sh: time stamp 2022-06-24 15:00:54 is 8276647.002639835 s in the future tar: ./netfilter/bridge_brouter.sh: time stamp 2022-06-24 15:00:54 is 8276646.993982168 s in the future tar: ./netfilter/nft_concat_range.sh: time stamp 2022-07-15 10:55:02 is 10076294.977740183 s in the future tar: ./netfilter/nft_trans_stress.sh: time stamp 2022-06-24 15:00:54 is 8276646.96441488 s in the future tar: ./netfilter/nft_nat.sh: time stamp 2022-06-24 15:00:54 is 8276646.95076335 s in the future tar: ./netfilter/nft_conntrack_helper.sh: time stamp 2022-06-24 15:00:54 is 8276646.943517213 s in the future tar: ./netfilter/nft_meta.sh: time stamp 2022-06-24 15:00:54 is 8276646.936313335 s in the future tar: ./netfilter/nft_queue.sh: time stamp 2022-06-24 15:00:54 is 8276646.928592607 s in the future tar: ./netfilter/nft_flowtable.sh: time stamp 2022-06-24 15:00:54 is 8276646.919431274 s in the future tar: ./netfilter/conntrack_vrf.sh: time stamp 2022-06-24 15:00:54 is 8276646.910354213 s in the future tar: ./netfilter/nf-queue: time stamp 2022-08-11 14:03:11 is 12420383.899827744 s in the future tar: ./netfilter/conntrack_icmp_related.sh: time stamp 2022-06-24 15:00:54 is 8276646.891133047 s in the future tar: ./netfilter: time stamp 2022-08-11 14:03:25 is 12420397.88717388 s in the future tar: .: time stamp 2022-08-11 14:03:27 is 12420399.882915304 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 108.030820] 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 [ 109.202113] lkdtm: Performing direct entry BUG [ 109.206881] ------------[ cut here ]------------ [ 109.211510] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 109.216744] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 109.221891] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 109.250962] CPU: 2 PID: 785 Comm: cat Not tainted 5.10.136-cip13 #1 [ 109.257239] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.263788] PC is at lkdtm_BUG+0x14/0x18 [ 109.267724] LR is at lkdtm_do_action+0x2c/0x4c [ 109.272178] pc : [] lr : [] psr: a00e0013 [ 109.278452] sp : c6103e58 ip : c6103e68 fp : c6103e64 [ 109.283682] r10: 00000004 r9 : c1acbd90 r8 : c15e7d98 [ 109.288914] r7 : c6103f60 r6 : 00000004 r5 : c6539000 r4 : 00000001 [ 109.295447] r3 : c0c2da04 r2 : 4d8fed16 r1 : ef7ab5e0 r0 : c15e7da0 [ 109.301983] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 109.309127] Control: 10c5387d Table: 160cc04a DAC: 00000051 [ 109.314883] Process cat (pid: 785, stack limit = 0xc220e317) [ 109.320550] Stack: (0xc6103e58 to 0xc6104000) [ 109.324918] 3e40: c6103e74 c6103e68 [ 109.333107] 3e60: c0c2d498 c0c2da10 c6103e9c c6103e78 c0c2d998 c0c2d478 c0c2d878 c5bb7900 [ 109.341295] 3e80: b6e4b000 00000004 c5368540 c6103f60 c6103ec4 c6103ea0 c07f4d18 c0c2d884 [ 109.349484] 3ea0: 00000000 c5bb7900 b6e4b000 c2816000 c6103f60 c07f4cb4 c6103f5c c6103ec8 [ 109.357672] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6102000 [ 109.365862] 3ee0: b6e4b000 00020000 00000004 00000004 0001fffc c6103ee0 00000001 b6e4a000 [ 109.374049] 3f00: c5a4c000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.382238] 3f20: 00000000 00000000 c13701a0 4d8fed16 c205c040 c5bb7900 c5bb7900 c6102000 [ 109.390428] 3f40: b6e4b000 00000000 00000000 00000004 c6103f94 c6103f60 c0598924 c0598290 [ 109.398618] 3f60: 00000000 00000000 c6103fac 4d8fed16 00000004 00000004 b6f92e00 00000004 [ 109.406807] 3f80: c03002e4 c6102000 c6103fa4 c6103f98 c05989b4 c05988bc 00000000 c6103fa8 [ 109.414995] 3fa0: c03000c0 c05989a8 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 109.423182] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 [ 109.431370] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 [ 109.439552] Backtrace: [ 109.442024] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.449611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.457634] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.465566] r9:c6103f60 r8:c5368540 r7:00000004 r6:b6e4b000 r5:c5bb7900 r4:c0c2d878 [ 109.473327] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.481169] r9:c07f4cb4 r8:c6103f60 r7:c2816000 r6:b6e4b000 r5:c5bb7900 r4:00000000 [ 109.488924] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.496070] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6102000 r5:c5bb7900 [ 109.503905] r4:c5bb7900 [ 109.506451] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.513598] r9:c6102000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 [ 109.521357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.528934] Exception stack(0xc6103fa8 to 0xc6103ff0) [ 109.533996] 3fa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 109.542186] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 [ 109.550370] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 [ 109.555435] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 109.561544] ---[ end trace a3d86eb1fbb5f20d ]--- [ 109.566172] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 109.575053] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 785, name: cat [ 109.582714] INFO: lockdep is turned off. [ 109.586643] irq event stamp: 1544 [ 109.589978] hardirqs last enabled at (1543): [] console_unlock+0x4b0/0x6c0 [ 109.597821] hardirqs last disabled at (1544): [] __und_svc+0x60/0x6c [ 109.605054] softirqs last enabled at (1322): [] __do_softirq+0x378/0x5fc [ 109.612720] softirqs last disabled at (1313): [] __irq_exit_rcu+0x178/0x1d0 [ 109.620561] CPU: 2 PID: 785 Comm: cat Tainted: G D 5.10.136-cip13 #1 [ 109.628225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.634759] Backtrace: [ 109.637234] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.644815] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5a8 [ 109.650489] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.657819] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 109.665575] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8744 r4:c6102000 [ 109.673332] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 109.681170] r6:00000000 r5:00000031 r4:c19c8744 [ 109.685807] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 109.693559] r6:00000001 r5:c6102000 r4:c5ff8d80 [ 109.698200] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 109.705521] r8:0000000b r7:c1e0fb0c r6:ffffe000 r5:00000000 r4:c5ff8d80 [ 109.712238] [] (do_exit) from [] (die+0x374/0x380) [ 109.718772] r7:c1e0fb0c [ 109.721319] [] (die) from [] (do_undefinstr+0x170/0x240) [ 109.728381] r10:00000004 r9:c6102000 r8:c15e7d98 r7:00000000 r6:c6103dc8 r5:c0c2da18 [ 109.736217] r4:e7f001f2 [ 109.738765] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 109.746688] Exception stack(0xc6103dc8 to 0xc6103e10) [ 109.751752] 3dc0: c15e7da0 ef7ab5e0 4d8fed16 c0c2da04 00000001 c6539000 [ 109.759939] 3de0: 00000004 c6103f60 c15e7d98 c1acbd90 00000004 c6103e64 c6103e68 c6103e58 [ 109.768125] 3e00: c0c2d498 c0c2da18 a00e0013 ffffffff [ 109.773186] r7:c6103dfc r6:ffffffff r5:a00e0013 r4:c0c2da1c [ 109.778864] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.786449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.794466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.802394] r9:c6103f60 r8:c5368540 r7:00000004 r6:b6e4b000 r5:c5bb7900 r4:c0c2d878 [ 109.810151] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.817993] r9:c07f4cb4 r8:c6103f60 r7:c2816000 r6:b6e4b000 r5:c5bb7900 r4:00000000 [ 109.825747] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.832893] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6102000 r5:c5bb7900 [ 109.840727] r4:c5bb7900 [ 109.843273] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.850419] r9:c6102000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 [ 109.858173] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.865748] Exception stack(0xc6103fa8 to 0xc6103ff0) [ 109.870809] 3fa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 109.878998] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 [ 109.887182] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 # Segmentation fault # [ 109.202113] lkdtm: Performing direct entry BUG # [ 109.206881] ------------[ cut here ]------------ # [ 109.211510] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 109.216744] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 109.221891] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.250962] CPU: 2 PID: 785 Comm: cat Not tainted 5.10.136-cip13 #1 # [ 109.257239] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.263788] PC is at lkdtm_BUG+0x14/0x18 # [ 109.267724] LR is at lkdtm_do_action+0x2c/0x4c # [ 109.272178] pc : [] lr : [] psr: a00e0013 # [ 109.278452] sp : c6103e58 ip : c6103e68 fp : c6103e64 # [ 109.283682] r10: 00000004 r9 : c1acbd90 r8 : c15e7d98 # [ 109.288914] r7 : c6103f60 r6 : 00000004 r5 : c6539000 r4 : 00000001 # [ 109.295447] r3 : c0c2da04 r2 : 4d8fed16 r1 : ef7ab5e0 r0 : c15e7da0 # [ 109.301983] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.309127] Control: 10c5387d Table: 160cc04a DAC: 00000051 # [ 109.314883] Process cat (pid: 785, stack limit = 0xc220e317) # [ 109.320550] Stack: (0xc6103e58 to 0xc6104000) # [ 109.324918] 3e40: c6103e74 c6103e68 # [ 109.333107] 3e60: c0c2d498 c0c2da10 c6103e9c c6103e78 c0c2d998 c0c2d478 c0c2d878 c5bb7900 # [ 109.341295] 3e80: b6e4b000 00000004 c5368540 c6103f60 c6103ec4 c6103ea0 c07f4d18 c0c2d884 # [ 109.349484] 3ea0: 00000000 c5bb7900 b6e4b000 c2816000 c6103f60 c07f4cb4 c6103f5c c6103ec8 # [ 109.357672] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6102000 # [ 109.365862] 3ee0: b6e4b000 00020000 00000004 00000004 0001fffc c6103ee0 00000001 b6e4a000 # [ 109.374049] 3f00: c5a4c000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.382238] 3f20: 00000000 00000000 c13701a0 4d8fed16 c205c040 c5bb7900 c5bb7900 c6102000 # [ 109.390428] 3f40: b6e4b000 00000000 00000000 00000004 c6103f94 c6103f60 c0598924 c0598290 # [ 109.398618] 3f60: 00000000 00000000 c6103fac 4d8fed16 00000004 00000004 b6f92e00 00000004 # [ 109.406807] 3f80: c03002e4 c6102000 c6103fa4 c6103f98 c05989b4 c05988bc 00000000 c6103fa8 # [ 109.414995] 3fa0: c03000c0 c05989a8 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 109.423182] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 # [ 109.431370] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 # [ 109.439552] Backtrace: # [ 109.442024] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.449611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.457634] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.465566] r9:c6103f60 r8:c5368540 r7:00000004 r6:b6e4b000 r5:c5bb7900 r4:c0c2d878 # [ 109.473327] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.481169] r9:c07f4cb4 r8:c6103f60 r7:c2816000 r6:b6e4b000 r5:c5bb7900 r4:00000000 # [ 109.488924] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.496070] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6102000 r5:c5bb7900 # [ 109.503905] r4:c5bb7900 # [ 109.506451] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.513598] r9:c6102000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 # [ 109.521357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.528934] Exception stack(0xc6103fa8 to 0xc6103ff0) # [ 109.533996] 3fa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 109.542186] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 # [ 109.550370] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 # [ 109.555435] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 109.561544] ---[ end trace a3d86eb1fbb5f20d ]--- # [ 109.566172] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 109.575053] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 785, name: cat # [ 109.582714] INFO: lockdep is turned off. # [ 109.586643] irq event stamp: 1544 # [ 109.589978] hardirqs last enabled at (1543): [] console_unlock+0x4b0/0x6c0 # [ 109.597821] hardirqs last disabled at (1544): [] __und_svc+0x60/0x6c # [ 109.605054] softirqs last enabled at (1322): [] __do_softirq+0x378/0x5fc # [ 109.612720] softirqs last disabled at (1313): [] __irq_exit_rcu+0x178/0x1d0 # [ 109.620561] CPU: 2 PID: 785 Comm: cat Tainted: G D 5.10.136-cip13 #1 # [ 109.628225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.634759] Backtrace: # [ 109.637234] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.644815] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5a8 # [ 109.650489] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.657819] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 109.665575] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8744 r4:c6102000 # [ 109.6[ 110.469961] lkdtm: Performing direct entry WARNING 73332] [] (___might_sle[ 110.476912] ------------[ cut here ]------------ ep) from [] (__might_sl[ 110.484463] WARNING: CPU: 3 PID: 856 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c eep+0x70/0xb0) # [ 109.681170] [ 110.495600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 r6:00000000 r5:00000031 r4:c19c8[ 110.527301] CPU: 3 PID: 856 Comm: cat Tainted: G D W 5.10.136-cip13 #1 744 # [ 109.685807] [[ 110.537757] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [[ 110.552475] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 109.693559] r6:00000001 r5:c61[ 110.562895] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 02000 r4:c5ff8d80 # [ 109.69820[ 110.571418] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0] [] (exit_signals) fr[ 110.581592] [] (dump_stack) from [] (__warn+0xfc/0x16c) om [] (do_exit+0x10c/0x[ 110.591410] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acc44c b4c) # [ 109.705521] r8:000000[ 110.602022] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0b r7:c1e0fb0c r6:ffffe000 r5:000[ 110.612356] r7:00000053 r6:c1acc44c r5:00000000 r4:c636e000 00000 r4:c5ff8d80 # [ 109.71223[ 110.620886] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 8] [] (do_exit) from [<[ 110.631830] r9:c1acbd94 r8:c15e7d98 r7:c636ff60 r6:00000008 r5:c644c000 r4:00000002 c030ea88>] (die+0x374/0x380) # [[ 110.642443] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 109.718772] r7:c1e0fb0c # [ [ 110.653215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 109.721319] [] (die) fr[ 110.664085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) om [] (do_undefinstr+0x[ 110.674855] r9:c636ff60 r8:c5368540 r7:00000008 r6:b6e5e000 r5:c597b400 r4:c0c2d878 170/0x240) # [ 109.728381] r10[ 110.685464] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) :00000004 r9:c6102000 r8:c15e7d98[ 110.696149] r9:c07f4cb4 r8:c636ff60 r7:c2816000 r6:b6e5e000 r5:c597b400 r4:00000000 r7:00000000 r6:c6103dc8 r5:c0c2d[ 110.706757] [] (vfs_write) from [] (ksys_write+0x74/0xec) a18 # [ 109.736217] r4:e7f001f[ 110.716751] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c636e000 r5:c597b400 2 # [ 109.738765] [] [ 110.727436] r4:c597b400 (do_undefinstr) from [][ 110.732837] [] (ksys_write) from [] (sys_write+0x18/0x1c) (__und_svc_finish+0x0/0x54) # [[ 110.742833] r9:c636e000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000008 r4:00000008 109.746688] Exception stack(0xc[ 110.753442] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 6103dc8 to 0xc6103e10) # [ 109.[ 110.763863] Exception stack(0xc636ffa8 to 0xc636fff0) 751752] 3dc0: c[ 110.771780] ffa0: 00000008 00000008 00000001 b6e5e000 00000008 00000000 15e7da0 ef7ab5e0 4d8fed16 c0c2da0[ 110.782821] ffc0: 00000008 00000008 b6fa5e00 00000004 00000001 00000000 00020000 bef9ea54 4 00000001 c6539000 # [ 109.759[ 110.793853] ffe0: 00000004 bef9e788 b6f1394f b6e99c66 939] 3de0: 00000004 c6103f60 c15e[ 110.801814] irq event stamp: 0 7d98 c1acbd90 00000004 c6103e64 c[ 110.807692] hardirqs last enabled at (0): [<00000000>] 0x0 6103e68 c6103e58 # [ 109.768125[ 110.816228] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c ] 3e00: c0c2d498 c0c2da18 a00e001[ 110.826554] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 3 ffffffff # [ 109.773186] r7:[ 110.836897] softirqs last disabled at (0): [<00000000>] 0x0 c6103dfc r6:ffffffff r5:a00e0013 [ 110.845311] ---[ end trace a3d86eb1fbb5f20e ]--- r4:c0c2da1c # [ 109.778864] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.786449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.794466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.802394] r9:c6103f60 r8:c5368540 r7:00000004 r6:b6e4b000 r5:c5bb7900 r4:c0c2d878 # [ 109.810151] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.817993] r9:c07f4cb4 r8:c6103f60 r7:c2816000 r6:b6e4b000 r5:c5bb7900 r4:00000000 # [ 109.825747] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.832893] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6102000 r5:c5bb7900 # [ 109.840727] r4:c5bb7900 # [ 109.843273] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.850419] r9:c6102000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 # [ 109.858173] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.865748] Exception stack(0xc6103fa8 to 0xc6103ff0) # [ 109.870809] 3fa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 109.878998] 3fc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bef46a54 # [ 109.887182] 3fe0: 00000004 bef46788 b6f0094f b6e86c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 110.469961] lkdtm: Performing direct entry WARNING # [ 110.476912] ------------[ cut here ]------------ # [ 110.484463] WARNING: CPU: 3 PID: 856 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 110.495600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.527301] CPU: 3 PID: 856 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 110.537757] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.547148] Backtrace: # [ 110.552475] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.562895] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 110.571418] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.581592] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.591410] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acc44c # [ 110.602022] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.612356] r7:00000053 r6:c1acc44c r5:00000000 r4:c636e000 # [ 110.620886] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 110.631830] r9:c1acbd94 r8:c15e7d98 r7:c636ff60 r6:00000008 r5:c644c000 r4:00000002 # [ 110.642443] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.653215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.664085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.674855] r9:c636ff60 r8:c5368540 r7:00000008 r6:b6e5e000 r5:c597b400 r4:c0c2d878 # [ 110.685464] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.696149] r9:c07f4cb4 r8:c636ff60 r7:c2816000 r6:b6e5e000 r5:c597b400 r4:00000000 # [ 110.706757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.716751] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c636e000 r5:c597b400 # [ 110.727436] r4:c597b400 # [ 110.732837] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.742833] r9:c636e000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000008 r4:00000008 # [ 110.753442] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.763863] Exception stack(0xc636ffa8 to 0xc636fff0) # [ 110.771780] ffa0: 00000008 00000008 00000001 b6e5e000 00000008 00000000 # [ 110.782821] ffc0: 00000008 00000008 b6fa5e00 00000004 00000001 00000000 00020000 bef9ea54 # [ 110.793853] ffe0: 00000004 bef9e788 b6f1394f b6e99c66 # [ 110.801814] irq event stamp: 0 # [ 110.807692] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.816228] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 110.826554] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ [ 111.247190] lkdtm: Performing direct entry WARNING_MESSAGE 110.836897] softirqs last disabl[ 111.254104] ------------[ cut here ]------------ ed at (0): [<00000000>] 0x0 # [ [ 111.261592] WARNING: CPU: 0 PID: 891 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 110.845311] ---[ end trace a3d86[ 111.273613] Warning message trigger count: 2 eb1fbb5f20e ]--- # WARNING: saw [ 111.280762] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 'WARNING:': ok ok 3 selftests: l[ 111.312613] CPU: 0 PID: 891 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 111.322992] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.329527] Backtrace: [ 111.332008] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.339590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 111.345263] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.352589] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.359563] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acc44c [ 111.367322] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.374815] r7:00000058 r6:c1acc44c r5:c1acc468 r4:c5a20000 [ 111.380494] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [ 111.389292] r9:c1acbd9c r8:c15e7d98 r7:c5a21f60 r6:00000010 r5:c66ae000 r4:00000003 [ 111.397051] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.405677] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.413698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.421626] r9:c5a21f60 r8:c5368540 r7:00000010 r6:b6dc5000 r5:c597a780 r4:c0c2d878 [ 111.429387] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.437227] r9:c07f4cb4 r8:c5a21f60 r7:c2816000 r6:b6dc5000 r5:c597a780 r4:00000000 [ 111.444981] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.452128] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5a20000 r5:c597a780 [ 111.459963] r4:c597a780 [ 111.462512] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.469659] r9:c5a20000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000010 r4:00000010 [ 111.477419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.484996] Exception stack(0xc5a21fa8 to 0xc5a21ff0) [ 111.490061] 1fa0: 00000010 00000010 00000001 b6dc5000 00000010 00000000 [ 111.498252] 1fc0: 00000010 00000010 b6f0ce00 00000004 00000001 00000000 00020000 bedada54 [ 111.506440] 1fe0: 00000004 bedad788 b6e7a94f b6e00c66 kdtm: WARNING.sh # selftests: lk[ 111.511575] irq event stamp: 0 dtm: WARNING_MESSAGE.sh [ 111.517502] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.525243] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.532810] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.540342] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.545931] ---[ end trace a3d86eb1fbb5f20f ]--- # [ 111.247190] lkdtm: Performing direct entry WARNING_MESSAGE # [ 111.254104] ------------[ cut here ]------------ # [ 111.261592] WARNING: CPU: 0 PID: 891 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 111.273613] Warning message trigger count: 2 # [ 111.280762] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.312613] CPU: 0 PID: 891 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 111.322992] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.329527] Backtrace: # [ 111.332008] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.339590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 111.345263] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.352589] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.359563] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acc44c # [ 111.367322] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.374815] r7:00000058 r6:c1acc44c r5:c1acc468 r4:c5a20000 # [ 111.380494] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 111.389292] r9:c1acbd9c r8:c15e7d98 r7:c5a21f60 r6:00000010 r5:c66ae000 r4:00000003 # [ 111.397051] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.405677] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.413698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.421626] r9:c5a21f60 r8:c5368540 r7:00000010 r6:b6dc5000 r5:c597a780 r4:c0c2d878 # [ 111.429387] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.437227] r9:c07f4cb4 r8:c5a21f60 r7:c2816000 r6:b6dc5000 r5:c597a780 r4:00000000 # [ 111.444981] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.452128] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5a20000 r5:c597a780 # [ 111.459963] r4:c597a780 # [ 111.462512] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.469659] r9:c5a20000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000010 r4:00000010 # [ 111.477419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.484996] Exception stack(0xc5a21fa8 to 0xc5a21ff0) # [ 111.490061] 1fa0: 00000010 00000010 00000001 b6dc5000 00000010 00000000 # [ 111.498252] 1fc0: 00000010 00000010 b6f0ce00 00000004 00000001 00000000 00020000 bedada54 # [ 111.506440] 1fe0: 00000004 bedad788 b6e7a94f b6e00c66 # [ 111.511575] irq event stamp: 0 # [ 111.517502] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.525243] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.532810] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.540342] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.545931] ---[ end trace a3d86eb1fbb5f20f ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 111.981809] lkdtm: Performing direct entry EXCEPTION [ 111.986830] 8<--- cut here --- [ 111.989900] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 111.998092] pgd = 3dc33077 [ 112.000894] [00000000] *pgd=00000000 [ 112.004503] Internal error: Oops: 805 [#2] SMP ARM [ 112.009309] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 112.038361] CPU: 1 PID: 923 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 112.046025] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.052577] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 112.057035] LR is at lkdtm_do_action+0x2c/0x4c [ 112.061488] pc : [] lr : [] psr: a00e0013 [ 112.067762] sp : c5a23e58 ip : c5a23e68 fp : c5a23e64 [ 112.072994] r10: 0000000a r9 : c1acbdac r8 : c15e7d98 [ 112.078226] r7 : c5a23f60 r6 : 0000000a r5 : c63b1000 r4 : 00000004 [ 112.084760] r3 : 00000000 r2 : 5c229562 r1 : ef7965e0 r0 : c15e7db8 [ 112.091297] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 112.098441] Control: 10c5387d Table: 1678804a DAC: 00000051 [ 112.104198] Process cat (pid: 923, stack limit = 0x5fcb4874) [ 112.109866] Stack: (0xc5a23e58 to 0xc5a24000) [ 112.114232] 3e40: c5a23e74 c5a23e68 [ 112.122423] 3e60: c0c2d498 c0c2dac8 c5a23e9c c5a23e78 c0c2d998 c0c2d478 c0c2d878 c5a4c640 [ 112.130612] 3e80: b6e31000 0000000a c5368540 c5a23f60 c5a23ec4 c5a23ea0 c07f4d18 c0c2d884 [ 112.138801] 3ea0: 00000000 c5a4c640 b6e31000 c2816000 c5a23f60 c07f4cb4 c5a23f5c c5a23ec8 [ 112.146992] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c5a22000 [ 112.155181] 3ee0: b6e31000 00020000 00000004 0000000a 0001fff6 c5a23ee0 00000001 b6e30000 [ 112.163369] 3f00: c5ed0dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.171559] 3f20: 00000000 00000000 c13701a0 5c229562 c205c040 c5a4c640 c5a4c640 c5a22000 [ 112.179748] 3f40: b6e31000 00000000 00000000 00000004 c5a23f94 c5a23f60 c0598924 c0598290 [ 112.187937] 3f60: 00000000 00000000 c5a23fac 5c229562 0000000a 0000000a b6f78e00 00000004 [ 112.196125] 3f80: c03002e4 c5a22000 c5a23fa4 c5a23f98 c05989b4 c05988bc 00000000 c5a23fa8 [ 112.204313] 3fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e31000 0000000a 00000000 [ 112.212502] 3fc0: 0000000a 0000000a b6f78e00 00000004 00000001 00000000 00020000 beb31a54 [ 112.220690] 3fe0: 00000004 beb31788 b6ee694f b6e6cc66 800e0030 00000001 00000000 00000000 [ 112.228872] Backtrace: [ 112.231347] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.239458] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.247483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.255415] r9:c5a23f60 r8:c5368540 r7:0000000a r6:b6e31000 r5:c5a4c640 r4:c0c2d878 [ 112.263178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.271023] r9:c07f4cb4 r8:c5a23f60 r7:c2816000 r6:b6e31000 r5:c5a4c640 r4:00000000 [ 112.278781] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.285929] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5a22000 r5:c5a4c640 [ 112.293766] r4:c5a4c640 [ 112.296313] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.303460] r9:c5a22000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:0000000a r4:0000000a [ 112.311219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.318795] Exception stack(0xc5a23fa8 to 0xc5a23ff0) [ 112.323856] 3fa0: 0000000a 0000000a 00000001 b6e31000 0000000a 00000000 [ 112.332044] 3fc0: 0000000a 0000000a b6f78e00 00000004 00000001 00000000 00020000 beb31a54 [ 112.340229] 3fe0: 00000004 beb31788 b6ee694f b6e6cc66 [ 112.345293] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 112.351499] ---[ end trace a3d86eb1fbb5f210 ]--- # Segmentation fault # [ 111.981809] lkdtm: Performing direct entry EXCEPTION # [ 111.986830] 8<--- cut here --- # [ 111.989900] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 111.998092] pgd = 3dc33077 # [ 112.000894] [00000000] *pgd=00000000 # [ 112.004503] Internal error: Oops: 805 [#2] SMP ARM # [ 112.009309] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.038361] CPU: 1 PID: 923 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 112.046025] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.052577] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 112.057035] LR is at lkdtm_do_action+0x2c/0x4c # [ 112.061488] pc : [] lr : [] psr: a00e0013 # [ 112.067762] sp : c5a23e58 ip : c5a23e68 fp : c5a23e64 # [ 112.072994] r10: 0000000a r9 : c1acbdac r8 : c15e7d98 # [ 112.078226] r7 : c5a23f60 r6 : 0000000a r5 : c63b1000 r4 : 00000004 # [ 112.084760] r3 : 00000000 r2 : 5c229562 r1 : ef7965e0 r0 : c15e7db8 # [ 112.091297] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.098441] Control: 10c5387d Table: 1678804a DAC: 00000051 # [ 112.104198] Process cat (pid: 923, stack limit = 0x5fcb4874) # [ 112.109866] Stack: (0xc5a23e58 to 0xc5a24000) # [ 112.114232] 3e40: c5a23e74 c5a23e68 # [ 112.122423] 3e60: c0c2d498 c0c2dac8 c5a23e9c c5a23e78 c0c2d998 c0c2d478 c0c2d878 c5a4c640 # [ 112.130612] 3e80: b6e31000 0000000a c5368540 c5a23f60 c5a23ec4 c5a23ea0 c07f4d18 c0c2d884 # [ 112.138801] 3ea0: 00000000 c5a4c640 b6e31000 c2816000 c5a23f60 c07f4cb4 c5a23f5c c5a23ec8 # [ 112.146992] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c5a22000 # [ 112.155181] 3ee0: b6e31000 00020000 00000004 0000000a 0001fff6 c5a23ee0 00000001 b6e30000 # [ 112.163369] 3f00: c5ed0dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.171559] 3f20: 00000000 00000000 c13701a0 5c229562 c205c040 c5a4c640 c5a4c640 c5a22000 # [ 112.179748] 3f40: b6e31000 00000000 00000000 00000004 c5a23f94 c5a23f60 c0598924 c0598290 # [ 112.187937] 3f60: 00000000 00000000 c5a23fac 5c229562 0000000a 0000000a b6f78e00 00000004 # [ 112.196125] 3f80: c03002e4 c5a22000 c5a23fa4 c5a23f98 c05989b4 c05988bc 00000000 c5a23fa8 # [ 112.204313] 3fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e31000 0000000a 00000000 # [ 112.212502] 3fc0: 0000000a 0000000a b6f78e00 00000004 00000001 00000000 00020000 beb31a54 # [ 112.220690] 3fe0: 00000004 beb31788 b6ee694f b6e6cc66 800e0030 00000001 00000000 00000000 # [ 112.228872] Backtrace: # [ 112.231347] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.239458] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.247483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.255415] r9:c5a23f60 r8:c5368540 r7:0000000a r6:b6e31000 r5:c5a4c640 r4:c0c2d878 # [ 112.263178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.271023] r9:c07f4cb4 r8:c5a23f60 r7:c2816000 r6:b6e31000 r5:c5a4c640 r4:00000000 # [ 112.278781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.285929] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5a22000 r5:c5a4c640 # [ 112.293766] r4:c5a4c640 # [ 112.296313] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.303460] r9:c5a22000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:0000000a r4:0000000a # [ 112.311219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.318795] Exception stack(0xc5a23fa8 to 0xc5a23ff0) # [ 112.323856] 3fa0: 0000000a 0000000a 00000001 b6e31000 0000000a 00000000 # [ 112.332044] 3fc0: 0000000a 0000000a b6f78e00 00000004 00000001 00000000 00020000 beb31a54 # [ 112.340229] 3fe0: 00000004 beb31788 b6ee694f b6e6cc66 # [ 112.345293] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 112.351499] ---[ end trace a3d86eb1fbb5f210 ]--- # 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 [ 113.741846] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 113.747445] lkdtm: attempting good list addition [ 113.752159] lkdtm: attempting corrupted list addition [ 113.757228] lkdtm: list_add() corruption not detected! # [ 113.741846] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 113.747445] lkdtm: attempting good list addition # [ 113.752159] lkdtm: attempting corrupted list addition # [ 113.757228] 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 [ 114.147990] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 114.153734] lkdtm: attempting good list removal [ 114.158304] lkdtm: attempting corrupted list removal [ 114.163393] lkdtm: list_del() corruption not detected! # [ 114.147990] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 114.153734] lkdtm: attempting good list removal # [ 114.158304] lkdtm: attempting corrupted list removal # [ 114.163393] 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 [ 114.534740] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 114.541110] lkdtm: attempting bad read from page below current stack [ 114.547479] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 114.534740] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 114.541110] lkdtm: attempting bad read from page below current stack # [ 114.547479] 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 [ 114.934502] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 114.940943] lkdtm: attempting bad read from page above current stack [ 114.947312] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 114.934502] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 114.940943] lkdtm: attempting bad read from page above current stack # [ 114.947312] 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 [ 115.347438] lkdtm: Performing direct entry UNSET_SMEP [ 115.352592] lkdtm: XFAIL: this test is x86_64-only # [ 115.347438] lkdtm: Performing direct entry UNSET_SMEP # [ 115.352592] 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 [ 115.787824] lkdtm: Performing direct entry DOUBLE_FAULT [ 115.793301] lkdtm: XFAIL: this test is ia32-only # [ 115.787824] lkdtm: Performing direct entry DOUBLE_FAULT # [ 115.793301] 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 [ 116.190043] lkdtm: Performing direct entry CORRUPT_PAC [ 116.195275] lkdtm: XFAIL: this test is arm64-only # [ 116.190043] lkdtm: Performing direct entry CORRUPT_PAC # [ 116.195275] 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 [ 116.600843] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 116.607311] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 116.600843] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 116.607311] 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 [ 117.482137] lkdtm: Performing direct entry READ_AFTER_FREE [ 117.487656] lkdtm: Value in memory before free: 12345678 [ 117.493045] lkdtm: Attempting bad read from freed memory [ 117.498371] lkdtm: Memory was not poisoned # [ 117.482137] lkdtm: Performing direct entry READ_AFTER_FREE # [ 117.487656] lkdtm: Value in memory before free: 12345678 # [ 117.493045] lkdtm: Attempting bad read from freed memory # [ 117.498371] 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 [ 118.105353] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 118.111503] lkdtm: Value in memory before free: 12345678 [ 118.116856] lkdtm: Attempting to read from freed memory [ 118.122173] lkdtm: Buddy page was not poisoned # [ 118.105353] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 118.111503] lkdtm: Value in memory before free: 12345678 # [ 118.116856] lkdtm: Attempting to read from freed memory # [ 118.122173] 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 [ 118.506181] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 118.511868] lkdtm: Attempting double slab free ... # [ 118.506181] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 118.511868] 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 [ 118.874827] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 118.880421] lkdtm: Attempting cross-cache slab free ... # [ 118.874827] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 118.880421] 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 [ 119.262876] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 119.268305] lkdtm: Attempting non-Slab slab free ... # [ 119.262876] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 119.268305] 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 [ 120.571177] lkdtm: Performing direct entry EXEC_DATA [ 120.576170] lkdtm: attempting ok execution at c0c2e208 [ 120.581430] lkdtm: attempting bad execution at c26f674c [ 120.586681] 8<--- cut here --- [ 120.589744] Unable to handle kernel paging request at virtual address c26f674c [ 120.596975] pgd = e7265f85 [ 120.599690] [c26f674c] *pgd=1261141e(bad) [ 120.603728] Internal error: Oops: 8000000d [#3] SMP ARM [ 120.608963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.638034] CPU: 3 PID: 1766 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 120.645784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.652327] PC is at data_area+0x0/0x40 [ 120.656183] LR is at execute_location+0xa4/0xb4 [ 120.660723] pc : [] lr : [] psr: 600e0013 [ 120.666997] sp : c60cde38 ip : 00000027 fp : c60cde54 [ 120.672229] r10: 0000000a r9 : c1acbf90 r8 : c15e7d98 [ 120.677462] r7 : c60cdf60 r6 : 00000001 r5 : c26f674c r4 : c0c2e208 [ 120.683998] r3 : 7afa6b5c r2 : 7afa6b5c r1 : ef7c05e4 r0 : 0000002b [ 120.690532] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 120.697676] Control: 10c5387d Table: 1651804a DAC: 00000051 [ 120.703429] Process cat (pid: 1766, stack limit = 0xb3af11d4) [ 120.709184] Stack: (0xc60cde38 to 0xc60ce000) [ 120.713550] de20: 0000001f c6333000 [ 120.721739] de40: 0000000a c60cdf60 c60cde64 c60cde58 c135abbc c135a9b8 c60cde74 c60cde68 [ 120.729928] de60: c0c2d498 c135aba4 c60cde9c c60cde78 c0c2d998 c0c2d478 c0c2d878 c5b19400 [ 120.738115] de80: b6e34000 0000000a c5368540 c60cdf60 c60cdec4 c60cdea0 c07f4d18 c0c2d884 [ 120.746303] dea0: 00000000 c5b19400 b6e34000 c2816000 c60cdf60 c07f4cb4 c60cdf5c c60cdec8 [ 120.754493] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c60cc000 [ 120.762680] dee0: b6e34000 00020000 00000004 0000000a 0001fff6 c60cdee0 00000001 b6e33000 [ 120.770867] df00: c5d86500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 120.779055] df20: 00000000 00000000 c13701a0 7afa6b5c c205c040 c5b19400 c5b19400 c60cc000 [ 120.787244] df40: b6e34000 00000000 00000000 00000004 c60cdf94 c60cdf60 c0598924 c0598290 [ 120.795435] df60: 00000000 00000000 c60cdfac 7afa6b5c 0000000a 0000000a b6f7be00 00000004 [ 120.803623] df80: c03002e4 c60cc000 c60cdfa4 c60cdf98 c05989b4 c05988bc 00000000 c60cdfa8 [ 120.811812] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 [ 120.819999] dfc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bee0ca54 [ 120.828187] dfe0: 00000004 bee0c788 b6ee994f b6e6fc66 800e0030 00000001 00000000 00000000 [ 120.836369] Backtrace: [ 120.838844] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 120.847034] r7:c60cdf60 r6:0000000a r5:c6333000 r4:0000001f [ 120.852717] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.860823] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.868846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.876776] r9:c60cdf60 r8:c5368540 r7:0000000a r6:b6e34000 r5:c5b19400 r4:c0c2d878 [ 120.884538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.892379] r9:c07f4cb4 r8:c60cdf60 r7:c2816000 r6:b6e34000 r5:c5b19400 r4:00000000 [ 120.900136] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.907283] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c60cc000 r5:c5b19400 [ 120.915118] r4:c5b19400 [ 120.917665] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.924811] r9:c60cc000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000a r4:0000000a [ 120.932570] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.940147] Exception stack(0xc60cdfa8 to 0xc60cdff0) [ 120.945208] dfa0: 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 [ 120.953396] dfc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bee0ca54 [ 120.961580] dfe0: 00000004 bee0c788 b6ee994f b6e6fc66 [ 120.966646] Code: 00000000 c2e309c0 c2e30a80 c2e30b40 (e1a0c00d) [ 120.972755] ---[ end trace a3d86eb1fbb5f211 ]--- # Segmentation fault # [ 120.571177] lkdtm: Performing direct entry EXEC_DATA # [ 120.576170] lkdtm: attempting ok execution at c0c2e208 # [ 120.581430] lkdtm: attempting bad execution at c26f674c # [ 120.586681] 8<--- cut here --- # [ 120.589744] Unable to handle kernel paging request at virtual address c26f674c # [ 120.596975] pgd = e7265f85 # [ 120.599690] [c26f674c] *pgd=1261141e(bad) # [ 120.603728] Internal error: Oops: 8000000d [#3] SMP ARM # [ 120.608963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.638034] CPU: 3 PID: 1766 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 120.645784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.652327] PC is at data_area+0x0/0x40 # [ 120.656183] LR is at execute_location+0xa4/0xb4 # [ 120.660723] pc : [] lr : [] psr: 600e0013 # [ 120.666997] sp : c60cde38 ip : 00000027 fp : c60cde54 # [ 120.672229] r10: 0000000a r9 : c1acbf90 r8 : c15e7d98 # [ 120.677462] r7 : c60cdf60 r6 : 00000001 r5 : c26f674c r4 : c0c2e208 # [ 120.683998] r3 : 7afa6b5c r2 : 7afa6b5c r1 : ef7c05e4 r0 : 0000002b # [ 120.690532] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 120.697676] Control: 10c5387d Table: 1651804a DAC: 00000051 # [ 120.703429] Process cat (pid: 1766, stack limit = 0xb3af11d4) # [ 120.709184] Stack: (0xc60cde38 to 0xc60ce000) # [ 120.713550] de20: 0000001f c6333000 # [ 120.721739] de40: 0000000a c60cdf60 c60cde64 c60cde58 c135abbc c135a9b8 c60cde74 c60cde68 # [ 120.729928] de60: c0c2d498 c135aba4 c60cde9c c60cde78 c0c2d998 c0c2d478 c0c2d878 c5b19400 # [ 120.738115] de80: b6e34000 0000000a c5368540 c60cdf60 c60cdec4 c60cdea0 c07f4d18 c0c2d884 # [ 120.746303] dea0: 00000000 c5b19400 b6e34000 c2816000 c60cdf60 c07f4cb4 c60cdf5c c60cdec8 # [ 120.754493] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c60cc000 # [ 120.762680] dee0: b6e34000 00020000 00000004 0000000a 0001fff6 c60cdee0 00000001 b6e33000 # [ 120.770867] df00: c5d86500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 120.779055] df20: 00000000 00000000 c13701a0 7afa6b5c c205c040 c5b19400 c5b19400 c60cc000 # [ 120.787244] df40: b6e34000 00000000 00000000 00000004 c60cdf94 c60cdf60 c0598924 c0598290 # [ 120.795435] df60: 00000000 00000000 c60cdfac 7afa6b5c 0000000a 0000000a b6f7be00 00000004 # [ 120.803623] df80: c03002e4 c60cc000 c60cdfa4 c60cdf98 c05989b4 c05988bc 00000000 c60cdfa8 # [ 120.811812] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 # [ 120.819999] dfc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bee0ca54 # [ 120.828187] dfe0: 00000004 bee0c788 b6ee994f b6e6fc66 800e0030 00000001 00000000 00000000 # [ 120.836369] Backtrace: # [ 120.838844] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 120.847034] r7:c60cdf60 r6:0000000a r5:c6333000 r4:0000001f # [ 120.852717] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.860823] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.868846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.876776] r9:c60cdf60 r8:c5368540 r7:0000000a r6:b6e34000 r5:c5b19400 r4:c0c2d878 # [ 120.884538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.892379] r9:c07f4cb4 r8:c60cdf60 r7:c2816000 r6:b6e34000 r5:c5b19400 r4:00000000 # [ 120.900136] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.907283] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c60cc000 r5:c5b19400 # [ 120.915118] r4:c5b19400 # [ 120.917665] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.924811] r9:c60cc000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000a r4:0000000a # [ 120.932570] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.940147] Exception stack(0xc60cdfa8 to 0xc60cdff0) # [ 120.945208] dfa0: 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 # [ 120.953396] dfc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bee0ca54 # [ 120.961580] dfe0: 00000004 bee0c788 b6ee994f b6e6fc66 # [ 120.966646] Code: 00000000 c2e309c0 c2e30a80 c2e30b40 (e1a0c00d) # [ 120.972755] ---[ end trace a3d86eb1fbb5f211 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXE[ 121.490487] lkdtm: Performing direct entry EXEC_STACK C_DATA.sh # exit=1 # selfte[s t 121.497707] lkdtm: attempting ok execution at c0c2e208 : lkdtm: EXEC_STACK.sh [ 121.505531] lkdtm: attempting bad execution at c65a5e0c [ 121.512817] 8<--- cut here --- [ 121.515883] Unable to handle kernel paging request at virtual address c65a5e0c [ 121.523114] pgd = abbccd10 [ 121.525829] [c65a5e0c] *pgd=1641141e(bad) [ 121.529866] Internal error: Oops: 8000000d [#4] SMP ARM [ 121.535102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.564173] CPU: 3 PID: 1842 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 121.571923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.578461] PC is at 0xc65a5e0c [ 121.581625] LR is at execute_location+0xa4/0xb4 [ 121.586164] pc : [] lr : [] psr: 600e0013 [ 121.592440] sp : c65a5de8 ip : c65a5cf0 fp : c65a5e04 [ 121.597670] r10: 0000000b r9 : c1acbf9c r8 : c15e7d98 [ 121.602903] r7 : c65a5f60 r6 : 00000001 r5 : c65a5e0c r4 : c0c2e208 [ 121.609436] r3 : 53350527 r2 : 53350527 r1 : ef7c05e0 r0 : 0000002b [ 121.615973] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 121.623117] Control: 10c5387d Table: 160cc04a DAC: 00000051 [ 121.628870] Process cat (pid: 1842, stack limit = 0x4fec3b8f) [ 121.634624] Stack: (0xc65a5de8 to 0xc65a6000) [ 121.638996] 5de0: c65a4000 c6465000 0000000b c65a5f60 c65a5e64 c65a5e08 [ 121.647185] 5e00: c135abf8 c135a9b8 c65a5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 121.655373] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 [ 121.663561] 5e40: e3a02040 e3a01d33 e5930018 53350527 0000000b 00000020 c65a5e74 c65a5e68 [ 121.671749] 5e60: c0c2d498 c135abcc c65a5e9c c65a5e78 c0c2d998 c0c2d478 c0c2d878 c44d7040 [ 121.679937] 5e80: b6e67000 0000000b c5368540 c65a5f60 c65a5ec4 c65a5ea0 c07f4d18 c0c2d884 [ 121.688125] 5ea0: 00000000 c44d7040 b6e67000 c2816000 c65a5f60 c07f4cb4 c65a5f5c c65a5ec8 [ 121.696315] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c65a4000 [ 121.704505] 5ee0: b6e67000 00020000 00000004 0000000b 0001fff5 c65a5ee0 00000001 b6e66000 [ 121.712693] 5f00: c5b18140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.720882] 5f20: 00000000 00000000 c13701a0 53350527 c205c040 c44d7040 c44d7040 c65a4000 [ 121.729069] 5f40: b6e67000 00000000 00000000 00000004 c65a5f94 c65a5f60 c0598924 c0598290 [ 121.737258] 5f60: 00000000 00000000 c65a5fac 53350527 0000000b 0000000b b6faee00 00000004 [ 121.745445] 5f80: c03002e4 c65a4000 c65a5fa4 c65a5f98 c05989b4 c05988bc 00000000 c65a5fa8 [ 121.753633] 5fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e67000 0000000b 00000000 [ 121.761821] 5fc0: 0000000b 0000000b b6faee00 00000004 00000001 00000000 00020000 bec01a54 [ 121.770009] 5fe0: 00000004 bec01788 b6f1c94f b6ea2c66 800e0030 00000001 00000000 00000000 [ 121.778190] Backtrace: [ 121.780665] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 121.788941] r7:c65a5f60 r6:0000000b r5:c6465000 r4:c65a4000 [ 121.794625] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.802811] r4:00000020 [ 121.805360] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.813382] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.821310] r9:c65a5f60 r8:c5368540 r7:0000000b r6:b6e67000 r5:c44d7040 r4:c0c2d878 [ 121.829070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.836911] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6e67000 r5:c44d7040 r4:00000000 [ 121.844667] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.851813] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c65a4000 r5:c44d7040 [ 121.859647] r4:c44d7040 [ 121.862194] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.869340] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000000b r4:0000000b [ 121.877097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.884672] Exception stack(0xc65a5fa8 to 0xc65a5ff0) [ 121.889735] 5fa0: 0000000b 0000000b 00000001 b6e67000 0000000b 00000000 [ 121.897923] 5fc0: 0000000b 0000000b b6faee00 00000004 00000001 00000000 00020000 bec01a54 [ 121.906107] 5fe0: 00000004 bec01788 b6f1c94f b6ea2c66 [ 121.911172] Code: c65a5e08 c135abf8 c135a9b8 c65a5e6c (e1a0c00d) [ 121.917278] ---[ end trace a3d86eb1fbb5f212 ]--- # Segmentation fault # [ 121.490487] lkdtm: Performing direct entry EXEC_STACK # [ 121.497707] lkdtm: attempting ok execution at c0c2e208 # [ 121.505531] lkdtm: attempting bad execution at c65a5e0c # [ 121.512817] 8<--- cut here --- # [ 121.515883] Unable to handle kernel paging request at virtual address c65a5e0c # [ 121.523114] pgd = abbccd10 # [ 121.525829] [c65a5e0c] *pgd=1641141e(bad) # [ 121.529866] Internal error: Oops: 8000000d [#4] SMP ARM # [ 121.535102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.564173] CPU: 3 PID: 1842 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 121.571923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.578461] PC is at 0xc65a5e0c # [ 121.581625] LR is at execute_location+0xa4/0xb4 # [ 121.586164] pc : [] lr : [] psr: 600e0013 # [ 121.592440] sp : c65a5de8 ip : c65a5cf0 fp : c65a5e04 # [ 121.597670] r10: 0000000b r9 : c1acbf9c r8 : c15e7d98 # [ 121.602903] r7 : c65a5f60 r6 : 00000001 r5 : c65a5e0c r4 : c0c2e208 # [ 121.609436] r3 : 53350527 r2 : 53350527 r1 : ef7c05e0 r0 : 0000002b # [ 121.615973] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 121.623117] Control: 10c5387d Table: 160cc04a DAC: 00000051 # [ 121.628870] Process cat (pid: 1842, stack limit = 0x4fec3b8f) # [ 121.634624] Stack: (0xc65a5de8 to 0xc65a6000) # [ 121.638996] 5de0: c65a4000 c6465000 0000000b c65a5f60 c65a5e64 c65a5e08 # [ 121.647185] 5e00: c135abf8 c135a9b8 c65a5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 121.655373] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 # [ 121.663561] 5e40: e3a02040 e3a01d33 e5930018 53350527 0000000b 00000020 c65a5e74 c65a5e68 # [ 121.671749] 5e60: c0c2d498 c135abcc c65a5e9c c65a5e78 c0c2d998 c0c2d478 c0c2d878 c44d7040 # [ 121.679937] 5e80: b6e67000 0000000b c5368540 c65a5f60 c65a5ec4 c65a5ea0 c07f4d18 c0c2d884 # [ 121.688125] 5ea0: 00000000 c44d7040 b6e67000 c2816000 c65a5f60 c07f4cb4 c65a5f5c c65a5ec8 # [ 121.696315] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c65a4000 # [ 121.704505] 5ee0: b6e67000 00020000 00000004 0000000b 0001fff5 c65a5ee0 00000001 b6e66000 # [ 121.712693] 5f00: c5b18140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.720882] 5f20: 00000000 00000000 c13701a0 53350527 c205c040 c44d7040 c44d7040 c65a4000 # [ 121.729069] 5f40: b6e67000 00000000 00000000 00000004 c65a5f94 c65a5f60 c0598924 c0598290 # [ 121.737258] 5f60: 00000000 00000000 c65a5fac 53350527 0000000b 0000000b b6faee00 00000004 # [ 121.745445] 5f80: c03002e4 c65a4000 c65a5fa4 c65a5f98 c05989b4 c05988bc 00000000 c65a5fa8 # [ 121.753633] 5fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e67000 0000000b 00000000 # [ 121.761821] 5fc0: 0000000b 0000000b b6faee00 00000004 00000001 00000000 00020000 bec01a54 # [ 121.770009] 5fe0: 00000004 bec01788 b6f1c94f b6ea2c66 800e0030 00000001 00000000 00000000 # [ 121.778190] Backtrace: # [ 121.780665] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 121.788941] r7:c65a5f60 r6:0000000b r5:c6465000 r4:c65a4000 # [ 121.794625] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.802811] r4:00000020 # [ 121.805360] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.813382] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.821310] r9:c65a5f60 r8:c5368540 r7:0000000b r6:b6e67000 r5:c44d7040 r4:c0c2d878 # [ 121.829070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.836911] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6e67000 r5:c44d7040 r4:00000000 # [ 121.844667] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.851813] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c65a4000 r5:c44d7040 # [ 121.859647] r4:c44d7040 # [ 121.862194] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.869340] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000000b r4:0000000b # [ 121.877097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.884672] Exception stack(0xc65a5fa8 to 0xc65a5ff0) # [ 121.889735] 5fa0: 0000000b 0000000b 00000001 b6e[ 122.418667] lkdtm: Performing direct entry EXEC_KMALLOC 67000 0000000b 00000000 # [ 121[ 122.424356] lkdtm: attempting ok execution at c0c2e208 .897923] 5fc0: 0000000b 0000000b [ 122.432350] lkdtm: attempting bad execution at c6465640 b6faee00 00000004 00000001 000000[ 122.440408] 8<--- cut here --- 00 00020000 bec01a54[ #1 2[2 .446284] Unable to handle kernel paging request at virtual address c6465640 121.906107] 5fe0[: 0102020.04055762] pgd = 5f09a894 4 bec01788 b6f1c94f b6ea2c66 # [[ 122.460552] [c6465640] *pgd=1641141e(bad) 121.911172] Code: c65a5[e 0 81 2.467430] Internal error: Oops: 8000000d [#5] SMP ARM c135abf8 c135a9b8 c65a5e6c (e1a0c[ 122.475077] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 00d) # [ 121.917278] --[- [ 122.506781] CPU: 3 PID: 1921 Comm: cat Tainted: G D W 5.10.136-cip13 #1 nd trace a3d86[e b 11f2b2b.55f127030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 2 ]--- # EXEC_STACK[: m1i2s2s.525556] PC is at 0xc6465640 ng 'call trace:': [FAIL] not ok [ 122.530963] LR is at execute_location+0xa4/0xb4 31 selftests: lkdtm[: E1X2E2C._38344] pc : [] lr : [] psr: 600e0013 STACK.sh # exit=[1 1#2 2s.5e4l774] sp : c6573e30 ip : c6573d38 fp : c6573e4c ftests: lkdtm:[ E X1E2C2_.K5M5A3992] r10: 0000000d r9 : c1acbfa8 r8 : c15e7d98 LOC.sh [ 122.561212] r7 : c6573f60 r6 : 00000001 r5 : c6465640 r4 : c0c2e208 [ 122.568431] r3 : 1dc69b4d r2 : 1dc69b4d r1 : ef7c05e0 r0 : 0000002b [ 122.574967] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 122.582111] Control: 10c5387d Table: 15cf404a DAC: 00000051 [ 122.587865] Process cat (pid: 1921, stack limit = 0xecdad782) [ 122.593620] Stack: (0xc6573e30 to 0xc6574000) [ 122.597990] 3e20: c6465640 c6398000 0000000d c6573f60 [ 122.606179] 3e40: c6573e64 c6573e50 c0c2e258 c135a9b8 00000021 c6398000 c6573e74 c6573e68 [ 122.614366] 3e60: c0c2d498 c0c2e22c c6573e9c c6573e78 c0c2d998 c0c2d478 c0c2d878 c5aeac80 [ 122.622555] 3e80: b6e1e000 0000000d c5368540 c6573f60 c6573ec4 c6573ea0 c07f4d18 c0c2d884 [ 122.630743] 3ea0: 00000000 c5aeac80 b6e1e000 c2816000 c6573f60 c07f4cb4 c6573f5c c6573ec8 [ 122.638933] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6572000 [ 122.647121] 3ee0: b6e1e000 00020000 00000004 0000000d 0001fff3 c6573ee0 00000001 b6e1d000 [ 122.655308] 3f00: c59c17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 122.663496] 3f20: 00000000 00000000 c13701a0 1dc69b4d c205c040 c5aeac80 c5aeac80 c6572000 [ 122.671686] 3f40: b6e1e000 00000000 00000000 00000004 c6573f94 c6573f60 c0598924 c0598290 [ 122.679874] 3f60: 00000000 00000000 c6573fac 1dc69b4d 0000000d 0000000d b6f65e00 00000004 [ 122.688062] 3f80: c03002e4 c6572000 c6573fa4 c6573f98 c05989b4 c05988bc 00000000 c6573fa8 [ 122.696250] 3fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e1e000 0000000d 00000000 [ 122.704439] 3fc0: 0000000d 0000000d b6f65e00 00000004 00000001 00000000 00020000 be954a54 [ 122.712627] 3fe0: 00000004 be954788 b6ed394f b6e59c66 800e0030 00000001 00000000 00000000 [ 122.720809] Backtrace: [ 122.723292] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 122.731742] r7:c6573f60 r6:0000000d r5:c6398000 r4:c6465640 [ 122.737419] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.745779] r5:c6398000 r4:00000021 [ 122.749373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.757396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.765327] r9:c6573f60 r8:c5368540 r7:0000000d r6:b6e1e000 r5:c5aeac80 r4:c0c2d878 [ 122.773088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.780932] r9:c07f4cb4 r8:c6573f60 r7:c2816000 r6:b6e1e000 r5:c5aeac80 r4:00000000 [ 122.788689] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.795837] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6572000 r5:c5aeac80 [ 122.803672] r4:c5aeac80 [ 122.806219] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.813364] r9:c6572000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000d r4:0000000d [ 122.821124] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.828700] Exception stack(0xc6573fa8 to 0xc6573ff0) [ 122.833762] 3fa0: 0000000d 0000000d 00000001 b6e1e000 0000000d 00000000 [ 122.841950] 3fc0: 0000000d 0000000d b6f65e00 00000004 00000001 00000000 00020000 be954a54 [ 122.850136] 3fe0: 00000004 be954788 b6ed394f b6e59c66 [ 122.855200] Code: 00000002 00000000 00000000 00000000 (e1a0c00d) [ 122.861307] ---[ end trace a3d86eb1fbb5f213 ]--- # Segmentation fault # [ 122.418667] lkdtm: Performing direct entry EXEC_KMALLOC # [ 122.424356] lkdtm: attempting ok execution at c0c2e208 # [ 122.432350] lkdtm: attempting bad execution at c6465640 # [ 122.440408] 8<--- cut here --- # [ 122.446284] Unable to handle kernel paging request at virtual address c6465640 # [ 122.455762] pgd = 5f09a894 # [ 122.460552] [c6465640] *pgd=1641141e(bad) # [ 122.467430] Internal error: Oops: 8000000d [#5] SMP ARM # [ 122.475077] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.506781] CPU: 3 PID: 1921 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 122.517030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.525556] PC is at 0xc6465640 # [ 122.530963] LR is at execute_location+0xa4/0xb4 # [ 122.538344] pc : [] lr : [] psr: 600e0013 # [ 122.546774] sp : c6573e30 ip : c6573d38 fp : c6573e4c # [ 122.553992] r10: 0000000d r9 : c1acbfa8 r8 : c15e7d98 # [ 122.561212] r7 : c6573f60 r6 : 00000001 r5 : c6465640 r4 : c0c2e208 # [ 122.568431] r3 : 1dc69b4d r2 : 1dc69b4d r1 : ef7c05e0 r0 : 0000002b # [ 122.574967] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 122.582111] Control: 10c5387d Table: 15cf404a DAC: 00000051 # [ 122.587865] Process cat (pid: 1921, stack limit = 0xecdad782) # [ 122.593620] Stack: (0xc6573e30 to 0xc6574000) # [ 122.597990] 3e20: c6465640 c6398000 0000000d c6573f60 # [ 122.606179] 3e40: c6573e64 c6573e50 c0c2e258 c135a9b8 00000021 c6398000 c6573e74 c6573e68 # [ 122.614366] 3e60: c0c2d498 c0c2e22c c6573e9c c6573e78 c0c2d998 c0c2d478 c0c2d878 c5aeac80 # [ 122.622555] 3e80: b6e1e000 0000000d c5368540 c6573f60 c6573ec4 c6573ea0 c07f4d18 c0c2d884 # [ 122.630743] 3ea0: 00000000 c5aeac80 b6e1e000 c2816000 c6573f60 c07f4cb4 c6573f5c c6573ec8 # [ 122.638933] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6572000 # [ 122.647121] 3ee0: b6e1e000 00020000 00000004 0000000d 0001fff3 c6573ee0 00000001 b6e1d000 # [ 122.655308] 3f00: c59c17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 122.663496] 3f20: 00000000 00000000 c13701a0 1dc69b4d c205c040 c5aeac80 c5aeac80 c6572000 # [ 122.671686] 3f40: b6e1e000 00000000 00000000 00000004 c6573f94 c6573f60 c0598924 c0598290 # [ 122.679874] 3f60: 00000000 00000000 c6573fac 1dc69b4d 0000000d 0000000d b6f65e00 00000004 # [ 122.688062] 3f80: c03002e4 c6572000 c6573fa4 c6573f98 c05989b4 c05988bc 00000000 c6573fa8 # [ 122.696250] 3fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e1e000 0000000d 00000000 # [ 122.704439] 3fc0: 0000000d 0000000d b6f65e00 00000004 00000001 00000000 00020000 be954a54 # [ 122.712627] 3fe0: 00000004 be954788 b6ed394f b6e59c66 800e0030 00000001 00000000 00000000 # [ 122.720809] Backtrace: # [ 122.723292] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 122.731742] r7:c6573f60 r6:0000000d r5:c6398000 r4:c6465640 # [ 122.737419] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.745779] r5:c6398000 r4:00000021 # [ 122.749373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.757396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.765327] r9:c6573f60 r8:c5368540 r7:0000000d r6:b6e1e000 r5:c5aeac80 r4:c0c2d878 # [ 122.773088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.780932] r9:c07f4cb4 r8:c6573f60 r7:c2816000 r6:b6e1e000 r5:c5aeac80 r4:00000000 # [ 122.788689] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.795837] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6572000 r5:c5aeac80 # [ 122.803672] r4:c5aeac80 # [ 122.806219] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.813364] r9:c6572000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000d r4:0000000d # [ 122.821124] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.828700] Exception stack(0xc6573fa8 to 0xc6573ff0) # [ 122.833762] 3fa0: 0000000d 0000000d 00000001 b6e1e000 0000000d 00000000 # [ 122.841950] 3fc0: 0000000d 0000000d b6f65e00 00000004 00000001 00000000 00020000 be954a54 # [ 122.850136] 3fe0: 00000004 be954788 b6ed394f b6e59c66 # [ 122.855200] Code: 00000002 00000000 00000000 00000000 (e1a0c00d) # [ 122.861307] ---[ end trace a3d86eb1fbb5f213 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh [ 123.412459] lkdtm: Performing direct entry EXEC_VMALLOC [ 123.417740] lkdtm: attempting ok execution at c0c2e208 [ 123.422962] lkdtm: attempting bad execution at f096c000 [ 123.428214] 8<--- cut here --- [ 123.431353] Unable to handle kernel paging request at virtual address f096c000 [ 123.438623] pgd = a8ac29ad [ 123.441417] [f096c000] *pgd=12949811, *pte=493f565f, *ppte=493f545f [ 123.447741] Internal error: Oops: 8000000f [#6] SMP ARM [ 123.452980] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.482033] CPU: 3 PID: 1998 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 123.489783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.496325] PC is at 0xf096c000 [ 123.499487] LR is at execute_location+0xa4/0xb4 [ 123.504029] pc : [] lr : [] psr: 600e0013 [ 123.510305] sp : c661de30 ip : 00000027 fp : c661de4c [ 123.515536] r10: 0000000d r9 : c1acbfb8 r8 : c15e7d98 [ 123.520768] r7 : c661df60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 [ 123.527302] r3 : ef8750c4 r2 : ef8750c4 r1 : ef7c05e4 r0 : 0000002b [ 123.533838] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 123.540982] Control: 10c5387d Table: 167b004a DAC: 00000051 [ 123.546739] Process cat (pid: 1998, stack limit = 0x3911067a) [ 123.552494] Stack: (0xc661de30 to 0xc661e000) [ 123.556864] de20: f096c000 c47f7000 0000000d c661df60 [ 123.565054] de40: c661de64 c661de50 c0c2e28c c135a9b8 00000022 c47f7000 c661de74 c661de68 [ 123.573242] de60: c0c2d498 c0c2e270 c661de9c c661de78 c0c2d998 c0c2d478 c0c2d878 c5aea640 [ 123.581429] de80: b6e43000 0000000d c5368540 c661df60 c661dec4 c661dea0 c07f4d18 c0c2d884 [ 123.589617] dea0: 00000000 c5aea640 b6e43000 c2816000 c661df60 c07f4cb4 c661df5c c661dec8 [ 123.597806] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c661c000 [ 123.605994] dee0: b6e43000 00020000 00000004 0000000d 0001fff3 c661dee0 00000001 b6e42000 [ 123.614181] df00: c59c0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 123.622370] df20: 00000000 00000000 c13701a0 ef8750c4 c205c040 c5aea640 c5aea640 c661c000 [ 123.630559] df40: b6e43000 00000000 00000000 00000004 c661df94 c661df60 c0598924 c0598290 [ 123.638749] df60: 00000000 00000000 c661dfac ef8750c4 0000000d 0000000d b6f8ae00 00000004 [ 123.646937] df80: c03002e4 c661c000 c661dfa4 c661df98 c05989b4 c05988bc 00000000 c661dfa8 [ 123.655125] dfa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e43000 0000000d 00000000 [ 123.663315] dfc0: 0000000d 0000000d b6f8ae00 00000004 00000001 00000000 00020000 be888a54 [ 123.671502] dfe0: 00000004 be888788 b6ef894f b6e7ec66 800e0030 00000001 00000000 00000000 [ 123.679684] Backtrace: [ 123.682168] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 123.690621] r7:c661df60 r6:0000000d r5:c47f7000 r4:f096c000 [ 123.696301] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.704662] r5:c47f7000 r4:00000022 [ 123.708253] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.716275] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.724205] r9:c661df60 r8:c5368540 r7:0000000d r6:b6e43000 r5:c5aea640 r4:c0c2d878 [ 123.731966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.739809] r9:c07f4cb4 r8:c661df60 r7:c2816000 r6:b6e43000 r5:c5aea640 r4:00000000 [ 123.747566] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.754716] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c661c000 r5:c5aea640 [ 123.762554] r4:c5aea640 [ 123.765102] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.772251] r9:c661c000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:0000000d r4:0000000d [ 123.780011] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.787587] Exception stack(0xc661dfa8 to 0xc661dff0) [ 123.792651] dfa0: 0000000d 0000000d 00000001 b6e43000 0000000d 00000000 [ 123.800841] dfc0: 0000000d 0000000d b6f8ae00 00000004 00000001 00000000 00020000 be888a54 [ 123.809028] dfe0: 00000004 be888788 b6ef894f b6e7ec66 [ 123.814098] Code: bad PC value [ 123.817275] ---[ end trace a3d86eb1fbb5f214 ]--- # Segmentation fault # [ 123.412459] lkdtm: Performing direct entry EXEC_VMALLOC # [ 123.417740] lkdtm: attempting ok execution at c0c2e208 # [ 123.422962] lkdtm: attempting bad execution at f096c000 # [ 123.428214] 8<--- cut here --- # [ 123.431353] Unable to handle kernel paging request at virtual address f096c000 # [ 123.438623] pgd = a8ac29ad # [ 123.441417] [f096c000] *pgd=12949811, *pte=493f565f, *ppte=493f545f # [ 123.447741] Internal error: Oops: 8000000f [#6] SMP ARM # [ 123.452980] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.482033] CPU: 3 PID: 1998 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 123.489783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.496325] PC is at 0xf096c000 # [ 123.499487] LR is at execute_location+0xa4/0xb4 # [ 123.504029] pc : [] lr : [] psr: 600e0013 # [ 123.510305] sp : c661de30 ip : 00000027 fp : c661de4c # [ 123.515536] r10: 0000000d r9 : c1acbfb8 r8 : c15e7d98 # [ 123.520768] r7 : c661df60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 # [ 123.527302] r3 : ef8750c4 r2 : ef8750c4 r1 : ef7c05e4 r0 : 0000002b # [ 123.533838] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.540982] Control: 10c5387d Table: 167b004a DAC: 00000051 # [ 123.546739] Process cat (pid: 1998, stack limit = 0x3911067a) # [ 123.552494] Stack: (0xc661de30 to 0xc661e000) # [ 123.556864] de20: f096c000 c47f7000 0000000d c661df60 # [ 123.565054] de40: c661de64 c661de50 c0c2e28c c135a9b8 00000022 c47f7000 c661de74 c661de68 # [ 123.573242] de60: c0c2d498 c0c2e270 c661de9c c661de78 c0c2d998 c0c2d478 c0c2d878 c5aea640 # [ 123.581429] de80: b6e43000 0000000d c5368540 c661df60 c661dec4 c661dea0 c07f4d18 c0c2d884 # [ 123.589617] dea0: 00000000 c5aea640 b6e43000 c2816000 c661df60 c07f4cb4 c661df5c c661dec8 # [ 123.597806] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c661c000 # [ 123.605994] dee0: b6e43000 00020000 00000004 0000000d 0001fff3 c661dee0 00000001 b6e42000 # [ 123.614181] df00: c59c0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 123.622370] df20: 00000000 00000000 c13701a0 ef8750c4 c205c040 c5aea640 c5aea640 c661c000 # [ 123.630559] df40: b6e43000 00000000 00000000 00000004 c661df94 c661df60 c0598924 c0598290 # [ 123.638749] df60: 00000000 00000000 c661dfac ef8750c4 0000000d 0000000d b6f8ae00 00000004 # [ 123.646937] df80: c03002e4 c661c000 c661dfa4 c661df98 c05989b4 c05988bc 00000000 c661dfa8 # [ 123.655125] dfa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e43000 0000000d 00000000 # [ 123.663315] dfc0: 0000000d 0000000d b6f8ae00 00000004 00000001 00000000 00020000 be888a54 # [ 123.671502] dfe0: 00000004 be888788 b6ef894f b6e7ec66 800e0030 00000001 00000000 00000000 # [ 123.679684] Backtrace: # [ 123.682168] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 123.690621] r7:c661df60 r6:0000000d r5:c47f7000 r4:f096c000 # [ 123.696301] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.704662] r5:c47f7000 r4:00000022 # [ 123.708253] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.716275] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.724205] r9:c661df60 r8:c5368540 r7:0000000d r6:b6e43000 r5:c5aea640 r4:c0c2d878 # [ 123.731966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.739809] r9:c07f4cb4 r8:c661df60 r7:c2816000 r6:b6e43000 r5:c5aea640 r4:00000000 # [ 123.747566] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.754716] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c661c000 r5:c5aea640 # [ 123.762554] r4:c5aea640 # [ 123.765102] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.772251] r9:c661c000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:0000000d r4:0000000d # [ 123.780011] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.787587] Exception stack(0xc661dfa8 to 0xc661dff0) # [ 123.792651] dfa0: 0000000d 0000000d 00000001 b6e43000 0000000d 00000000 # [ 123.800841] dfc0: 000000[ 124.336993] lkdtm: Performing direct entry EXEC_RODATA 0d 0000000d b6f8ae00 00000004 000[ 124.342418] lkdtm: attempting ok execution at c0c2e208 00001 00000000 00020000 be888a54[ 124.350416] lkdtm: attempting bad execution at c15e8034 # [ 123.809028] df[e 0 :1 2040.358449] 8<--- cut here --- 00004 be88878[8 1b264e.f386934756] Unable to handle kernel paging request at virtual address c15e8034 b6e7ec66 # [ [1 2 31.2841.43072887] pgd = e13c1acf 8] Code: bad PC value # [ 123.8[ 124.377676] [c15e8034] *pgd=1141941e(bad) 17275] ---[ end trace [a 3 d18264.384554] Internal error: Oops: 8000000d [#7] SMP ARM b1fbb5f214 ]--- # EXEC_VMALLOC: [ 124.392116] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 missing 'call trace:': [[F A I1L24.423818] CPU: 3 PID: 2075 Comm: cat Tainted: G D W 5.10.136-cip13 #1 not ok 33 se[l f t1e2s4t.s4:3 3982] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) kdtm: EXEC_VMALLOC.sh # exit=1 #[ 124.442518] PC is at lkdtm_rodata_do_nothing+0x0/0x10 selftests: lkdtm: EXEC_RODATA.[s 124.450429] LR is at execute_location+0xa4/0xb4 h [ 124.457637] pc : [] lr : [] psr: 600e0013 [ 124.464160] sp : c5cf5e38 ip : 00000027 fp : c5cf5e54 [ 124.469393] r10: 0000000c r9 : c1acbfc8 r8 : c15e7d98 [ 124.474624] r7 : c5cf5f60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 [ 124.481158] r3 : 6aa33c33 r2 : 6aa33c33 r1 : ef7c05e4 r0 : 0000002b [ 124.487693] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 124.494838] Control: 10c5387d Table: 1474c04a DAC: 00000051 [ 124.500592] Process cat (pid: 2075, stack limit = 0xd033b783) [ 124.506347] Stack: (0xc5cf5e38 to 0xc5cf6000) [ 124.510713] 5e20: 00000023 c6398000 [ 124.518903] 5e40: 0000000c c5cf5f60 c5cf5e64 c5cf5e58 c135ac38 c135a9b8 c5cf5e74 c5cf5e68 [ 124.527091] 5e60: c0c2d498 c135ac20 c5cf5e9c c5cf5e78 c0c2d998 c0c2d478 c0c2d878 c5a7b400 [ 124.535279] 5e80: b6dbd000 0000000c c5368540 c5cf5f60 c5cf5ec4 c5cf5ea0 c07f4d18 c0c2d884 [ 124.543467] 5ea0: 00000000 c5a7b400 b6dbd000 c2816000 c5cf5f60 c07f4cb4 c5cf5f5c c5cf5ec8 [ 124.551657] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c5cf4000 [ 124.559846] 5ee0: b6dbd000 00020000 00000004 0000000c 0001fff4 c5cf5ee0 00000001 b6dbc000 [ 124.568035] 5f00: c5aeb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 124.576222] 5f20: 00000000 00000000 c13701a0 6aa33c33 c205c040 c5a7b400 c5a7b400 c5cf4000 [ 124.584412] 5f40: b6dbd000 00000000 00000000 00000004 c5cf5f94 c5cf5f60 c0598924 c0598290 [ 124.592600] 5f60: 00000000 00000000 c5cf5fac 6aa33c33 0000000c 0000000c b6f04e00 00000004 [ 124.600788] 5f80: c03002e4 c5cf4000 c5cf5fa4 c5cf5f98 c05989b4 c05988bc 00000000 c5cf5fa8 [ 124.608977] 5fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 [ 124.617166] 5fc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beb6ca54 [ 124.625355] 5fe0: 00000004 beb6c788 b6e7294f b6df8c66 800e0030 00000001 00000000 00000000 [ 124.633536] Backtrace: [ 124.636012] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 124.644377] r7:c5cf5f60 r6:0000000c r5:c6398000 r4:00000023 [ 124.650061] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.658342] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.666365] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.674295] r9:c5cf5f60 r8:c5368540 r7:0000000c r6:b6dbd000 r5:c5a7b400 r4:c0c2d878 [ 124.682056] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.689897] r9:c07f4cb4 r8:c5cf5f60 r7:c2816000 r6:b6dbd000 r5:c5a7b400 r4:00000000 [ 124.697652] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.704799] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c5cf4000 r5:c5a7b400 [ 124.712634] r4:c5a7b400 [ 124.715179] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.722325] r9:c5cf4000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:0000000c r4:0000000c [ 124.730084] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.737662] Exception stack(0xc5cf5fa8 to 0xc5cf5ff0) [ 124.742725] 5fa0: 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 [ 124.750916] 5fc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beb6ca54 [ 124.759102] 5fe0: 00000004 beb6c788 b6e7294f b6df8c66 [ 124.764169] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 124.770276] ---[ end trace a3d86eb1fbb5f215 ]--- # Segmentation fault # [ 124.336993] lkdtm: Performing direct entry EXEC_RODATA # [ 124.342418] lkdtm: attempting ok execution at c0c2e208 # [ 124.350416] lkdtm: attempting bad execution at c15e8034 # [ 124.358449] 8<--- cut here --- # [ 124.363756] Unable to handle kernel paging request at virtual address c15e8034 # [ 124.372887] pgd = e13c1acf # [ 124.377676] [c15e8034] *pgd=1141941e(bad) # [ 124.384554] Internal error: Oops: 8000000d [#7] SMP ARM # [ 124.392116] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.423818] CPU: 3 PID: 2075 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 124.433982] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.442518] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 124.450429] LR is at execute_location+0xa4/0xb4 # [ 124.457637] pc : [] lr : [] psr: 600e0013 # [ 124.464160] sp : c5cf5e38 ip : 00000027 fp : c5cf5e54 # [ 124.469393] r10: 0000000c r9 : c1acbfc8 r8 : c15e7d98 # [ 124.474624] r7 : c5cf5f60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 # [ 124.481158] r3 : 6aa33c33 r2 : 6aa33c33 r1 : ef7c05e4 r0 : 0000002b # [ 124.487693] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.494838] Control: 10c5387d Table: 1474c04a DAC: 00000051 # [ 124.500592] Process cat (pid: 2075, stack limit = 0xd033b783) # [ 124.506347] Stack: (0xc5cf5e38 to 0xc5cf6000) # [ 124.510713] 5e20: 00000023 c6398000 # [ 124.518903] 5e40: 0000000c c5cf5f60 c5cf5e64 c5cf5e58 c135ac38 c135a9b8 c5cf5e74 c5cf5e68 # [ 124.527091] 5e60: c0c2d498 c135ac20 c5cf5e9c c5cf5e78 c0c2d998 c0c2d478 c0c2d878 c5a7b400 # [ 124.535279] 5e80: b6dbd000 0000000c c5368540 c5cf5f60 c5cf5ec4 c5cf5ea0 c07f4d18 c0c2d884 # [ 124.543467] 5ea0: 00000000 c5a7b400 b6dbd000 c2816000 c5cf5f60 c07f4cb4 c5cf5f5c c5cf5ec8 # [ 124.551657] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c5cf4000 # [ 124.559846] 5ee0: b6dbd000 00020000 00000004 0000000c 0001fff4 c5cf5ee0 00000001 b6dbc000 # [ 124.568035] 5f00: c5aeb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 124.576222] 5f20: 00000000 00000000 c13701a0 6aa33c33 c205c040 c5a7b400 c5a7b400 c5cf4000 # [ 124.584412] 5f40: b6dbd000 00000000 00000000 00000004 c5cf5f94 c5cf5f60 c0598924 c0598290 # [ 124.592600] 5f60: 00000000 00000000 c5cf5fac 6aa33c33 0000000c 0000000c b6f04e00 00000004 # [ 124.600788] 5f80: c03002e4 c5cf4000 c5cf5fa4 c5cf5f98 c05989b4 c05988bc 00000000 c5cf5fa8 # [ 124.608977] 5fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 # [ 124.617166] 5fc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beb6ca54 # [ 124.625355] 5fe0: 00000004 beb6c788 b6e7294f b6df8c66 800e0030 00000001 00000000 00000000 # [ 124.633536] Backtrace: # [ 124.636012] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 124.644377] r7:c5cf5f60 r6:0000000c r5:c6398000 r4:00000023 # [ 124.650061] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.658342] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.666365] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.674295] r9:c5cf5f60 r8:c5368540 r7:0000000c r6:b6dbd000 r5:c5a7b400 r4:c0c2d878 # [ 124.682056] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.689897] r9:c07f4cb4 r8:c5cf5f60 r7:c2816000 r6:b6dbd000 r5:c5a7b400 r4:00000000 # [ 124.697652] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.704799] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c5cf4000 r5:c5a7b400 # [ 124.712634] r4:c5a7b400 # [ 124.715179] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.722325] r9:c5cf4000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:0000000c r4:0000000c # [ 124.730084] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.737662] Exception stack(0xc5cf5fa8 to 0xc5cf5ff0) # [ 124.742725] 5fa0: 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 # [ 124.750916] 5fc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beb6ca54 # [ 124.759102] 5fe0: 00000004 beb6c788 b6e7294f b6df8c66 # [ 124.764169] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 124.770276] ---[ end trace a3d86eb1fbb5f215 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh [ 125.318644] lkdtm: Performing direct entry EXEC_USERSPACE [ 125.324257] lkdtm: attempting ok execution at c0c2e208 [ 125.329541] lkdtm: attempting bad execution at b6fc2000 [ 125.334916] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc2000 [ 125.342079] Internal error: : b [#8] SMP ARM [ 125.346363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.375417] CPU: 3 PID: 2151 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 125.383167] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.389710] PC is at 0xb6fc2000 [ 125.392874] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 125.397761] pc : [] lr : [] psr: 600e0013 [ 125.404036] sp : c6649e48 ip : c6649d50 fp : c6649e64 [ 125.409268] r10: 0000000f r9 : c1acbfd4 r8 : c15e7d98 [ 125.414501] r7 : c6649f60 r6 : 0000000f r5 : c47f7000 r4 : b6fc2000 [ 125.421035] r3 : 251d28e7 r2 : 251d28e7 r1 : ef7c05e0 r0 : 0000002b [ 125.427570] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 125.434715] Control: 10c5387d Table: 160c004a DAC: 00000051 [ 125.440471] Process cat (pid: 2151, stack limit = 0x5fbdefc4) [ 125.446227] Stack: (0xc6649e48 to 0xc664a000) [ 125.450599] 9e40: 00000001 00000000 0000000f 00000024 c6649e74 c6649e68 [ 125.458788] 9e60: c0c2d498 c0c2e2a4 c6649e9c c6649e78 c0c2d998 c0c2d478 c0c2d878 c608e640 [ 125.466975] 9e80: b6e7c000 0000000f c5368540 c6649f60 c6649ec4 c6649ea0 c07f4d18 c0c2d884 [ 125.475164] 9ea0: 00000000 c608e640 b6e7c000 c2816000 c6649f60 c07f4cb4 c6649f5c c6649ec8 [ 125.483352] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6648000 [ 125.491541] 9ee0: b6e7c000 00020000 00000004 0000000f 0001fff1 c6649ee0 00000001 b6e7b000 [ 125.499730] 9f00: c59c0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 125.507920] 9f20: 00000000 00000000 c13701a0 251d28e7 c205c040 c608e640 c608e640 c6648000 [ 125.516108] 9f40: b6e7c000 00000000 00000000 00000004 c6649f94 c6649f60 c0598924 c0598290 [ 125.524298] 9f60: 00000000 00000000 c6649fac 251d28e7 0000000f 0000000f b6fc3e00 00000004 [ 125.532485] 9f80: c03002e4 c6648000 c6649fa4 c6649f98 c05989b4 c05988bc 00000000 c6649fa8 [ 125.540672] 9fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 [ 125.548861] 9fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 beb7ba54 [ 125.557049] 9fe0: 00000004 beb7b788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 [ 125.565230] Backtrace: [ 125.567705] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.576239] r4:00000024 [ 125.578791] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.586813] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.594744] r9:c6649f60 r8:c5368540 r7:0000000f r6:b6e7c000 r5:c608e640 r4:c0c2d878 [ 125.602507] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.610349] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e7c000 r5:c608e640 r4:00000000 [ 125.618105] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.625253] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6648000 r5:c608e640 [ 125.633089] r4:c608e640 [ 125.635636] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.642781] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000f r4:0000000f [ 125.650540] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.658116] Exception stack(0xc6649fa8 to 0xc6649ff0) [ 125.663178] 9fa0: 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 [ 125.671367] 9fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 beb7ba54 [ 125.679552] 9fe0: 00000004 beb7b788 b6f3194f b6eb7c66 [ 125.684619] Code: bad PC value [ 125.687689] ---[ end trace a3d86eb1fbb5f216 ]--- # Segmentation fault # [ 125.318644] lkdtm: Performing direct entry EXEC_USERSPACE # [ 125.324257] lkdtm: attempting ok execution at c0c2e208 # [ 125.329541] lkdtm: attempting bad execution at b6fc2000 # [ 125.334916] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc2000 # [ 125.342079] Internal error: : b [#8] SMP ARM # [ 125.346363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.375417] CPU: 3 PID: 2151 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 125.383167] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.389710] PC is at 0xb6fc2000 # [ 125.392874] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 125.397761] pc : [] lr : [] psr: 600e0013 # [ 125.404036] sp : c6649e48 ip : c6649d50 fp : c6649e64 # [ 125.409268] r10: 0000000f r9 : c1acbfd4 r8 : c15e7d98 # [ 125.414501] r7 : c6649f60 r6 : 0000000f r5 : c47f7000 r4 : b6fc2000 # [ 125.421035] r3 : 251d28e7 r2 : 251d28e7 r1 : ef7c05e0 r0 : 0000002b # [ 125.427570] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 125.434715] Control: 10c5387d Table: 160c004a DAC: 00000051 # [ 125.440471] Process cat (pid: 2151, stack limit = 0x5fbdefc4) # [ 125.446227] Stack: (0xc6649e48 to 0xc664a000) # [ 125.450599] 9e40: 00000001 00000000 0000000f 00000024 c6649e74 c6649e68 # [ 125.458788] 9e60: c0c2d498 c0c2e2a4 c6649e9c c6649e78 c0c2d998 c0c2d478 c0c2d878 c608e640 # [ 125.466975] 9e80: b6e7c000 0000000f c5368540 c6649f60 c6649ec4 c6649ea0 c07f4d18 c0c2d884 # [ 125.475164] 9ea0: 00000000 c608e640 b6e7c000 c2816000 c6649f60 c07f4cb4 c6649f5c c6649ec8 # [ 125.483352] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6648000 # [ 125.491541] 9ee0: b6e7c000 00020000 00000004 0000000f 0001fff1 c6649ee0 00000001 b6e7b000 # [ 125.499730] 9f00: c59c0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.507920] 9f20: 00000000 00000000 c13701a0 251d28e7 c205c040 c608e640 c608e640 c6648000 # [ 125.516108] 9f40: b6e7c000 00000000 00000000 00000004 c6649f94 c6649f60 c0598924 c0598290 # [ 125.524298] 9f60: 00000000 00000000 c6649fac 251d28e7 0000000f 0000000f b6fc3e00 00000004 # [ 125.532485] 9f80: c03002e4 c6648000 c6649fa4 c6649f98 c05989b4 c05988bc 00000000 c6649fa8 # [ 125.540672] 9fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 # [ 125.548861] 9fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 beb7ba54 # [ 125.557049] 9fe0: 00000004 beb7b788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 # [ 125.565230] Backtrace: # [ 125.567705] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.576239] r4:00000024 # [ 125.578791] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.586813] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.594744] r9:c6649f60 r8:c5368540 r7:0000000f r6:b6e7c000 r5:c608e640 r4:c0c2d878 # [ 125.602507] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.610349] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e7c000 r5:c608e640 r4:00000000 # [ 125.618105] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.625253] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6648000 r5:c608e640 # [ 125.633089] r4:c608e640 # [ 125.635636] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.642781] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000f r4:0000000f # [ 125.650540] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.658116] Exception stack(0xc6649fa8 to 0xc6649ff0) # [ 125.663178] 9fa0: 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 # [ 125.671367] 9fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 beb7ba54 # [ 125.679552] 9fe0: 00000004 beb7b788 b6f3194f b6eb7c66 # [ 125.684619] Code: bad PC value # [ 125.687689] ---[ end trac[ 126.224271] lkdtm: Performing direct entry EXEC_NULL e a3d86eb1fbb5f216 ]--- # EXEC_U[ 126.229666] lkdtm: attempting ok execution at c0c2e208 SERSPACE: missing 'call trace:': [ 126.237747] lkdtm: attempting bad execution at 00000000 [FAIL] not ok 35 selftests: lkdt[ 126.245868] 8<--- cut here --- m: EXEC_USERSPACE.sh # exit=1 # [ 126.251794] Unable to handle kernel NULL pointer dereference at virtual address 00000000 selftests: lkdtm: EXEC_NULL.sh [ 126.262788] pgd = a44ef484 [ 126.268233] [00000000] *pgd=00000000 [ 126.271919] Internal error: Oops: 80000005 [#9] SMP ARM [ 126.277158] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 126.306235] CPU: 0 PID: 2222 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 126.313988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.320529] PC is at 0x0 [ 126.323086] LR is at execute_location+0xa4/0xb4 [ 126.327627] pc : [<00000000>] lr : [] psr: 600e0013 [ 126.333902] sp : c2fe1e38 ip : c2fe1d40 fp : c2fe1e54 [ 126.339134] r10: 0000000a r9 : c1acbfe4 r8 : c15e7d98 [ 126.344366] r7 : c2fe1f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 [ 126.350900] r3 : 6be3688d r2 : 6be3688d r1 : ef7815e0 r0 : 0000002b [ 126.357437] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 126.364580] Control: 10c5387d Table: 1647404a DAC: 00000051 [ 126.370335] Process cat (pid: 2222, stack limit = 0x31745e13) [ 126.376090] Stack: (0xc2fe1e38 to 0xc2fe2000) [ 126.380458] 1e20: 00000025 c5a02000 [ 126.388647] 1e40: 0000000a c2fe1f60 c2fe1e64 c2fe1e58 c135ac5c c135a9b8 c2fe1e74 c2fe1e68 [ 126.396835] 1e60: c0c2d498 c135ac48 c2fe1e9c c2fe1e78 c0c2d998 c0c2d478 c0c2d878 c6044c80 [ 126.405024] 1e80: b6dc7000 0000000a c5368540 c2fe1f60 c2fe1ec4 c2fe1ea0 c07f4d18 c0c2d884 [ 126.413212] 1ea0: 00000000 c6044c80 b6dc7000 c2816000 c2fe1f60 c07f4cb4 c2fe1f5c c2fe1ec8 [ 126.421400] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c2fe0000 [ 126.429589] 1ee0: b6dc7000 00020000 00000004 0000000a 0001fff6 c2fe1ee0 00000001 b6dc6000 [ 126.437776] 1f00: c5aebcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 126.445966] 1f20: 00000000 00000000 c13701a0 6be3688d c205c040 c6044c80 c6044c80 c2fe0000 [ 126.454153] 1f40: b6dc7000 00000000 00000000 00000004 c2fe1f94 c2fe1f60 c0598924 c0598290 [ 126.462342] 1f60: 00000000 00000000 c2fe1fac 6be3688d 0000000a 0000000a b6f0ee00 00000004 [ 126.470530] 1f80: c03002e4 c2fe0000 c2fe1fa4 c2fe1f98 c05989b4 c05988bc 00000000 c2fe1fa8 [ 126.478718] 1fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6dc7000 0000000a 00000000 [ 126.486906] 1fc0: 0000000a 0000000a b6f0ee00 00000004 00000001 00000000 00020000 beee4a54 [ 126.495095] 1fe0: 00000004 beee4788 b6e7c94f b6e02c66 800e0030 00000001 00000000 00000000 [ 126.503275] Backtrace: [ 126.505749] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 126.513939] r7:c2fe1f60 r6:0000000a r5:c5a02000 r4:00000025 [ 126.519621] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.527730] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.535753] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.543684] r9:c2fe1f60 r8:c5368540 r7:0000000a r6:b6dc7000 r5:c6044c80 r4:c0c2d878 [ 126.551447] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.559288] r9:c07f4cb4 r8:c2fe1f60 r7:c2816000 r6:b6dc7000 r5:c6044c80 r4:00000000 [ 126.567044] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.574192] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c2fe0000 r5:c6044c80 [ 126.582028] r4:c6044c80 [ 126.584575] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.591723] r9:c2fe0000 r8:c03002e4 r7:00000004 r6:b6f0ee00 r5:0000000a r4:0000000a [ 126.599480] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.607055] Exception stack(0xc2fe1fa8 to 0xc2fe1ff0) [ 126.612119] 1fa0: 0000000a 0000000a 00000001 b6dc7000 0000000a 00000000 [ 126.620308] 1fc0: 0000000a 0000000a b6f0ee00 00000004 00000001 00000000 00020000 beee4a54 [ 126.628494] 1fe0: 00000004 beee4788 b6e7c94f b6e02c66 [ 126.633559] Code: bad PC value [ 126.636672] ---[ end trace a3d86eb1fbb5f217 ]--- # Segmentation fault # [ 126.224271] lkdtm: Performing direct entry EXEC_NULL # [ 126.229666] lkdtm: attempting ok execution at c0c2e208 # [ 126.237747] lkdtm: attempting bad execution at 00000000 # [ 126.245868] 8<--- cut here --- # [ 126.251794] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 126.262788] pgd = a44ef484 # [ 126.268233] [00000000] *pgd=00000000 # [ 126.271919] Internal error: Oops: 80000005 [#9] SMP ARM # [ 126.277158] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.306235] CPU: 0 PID: 2222 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 126.313988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.320529] PC is at 0x0 # [ 126.323086] LR is at execute_location+0xa4/0xb4 # [ 126.327627] pc : [<00000000>] lr : [] psr: 600e0013 # [ 126.333902] sp : c2fe1e38 ip : c2fe1d40 fp : c2fe1e54 # [ 126.339134] r10: 0000000a r9 : c1acbfe4 r8 : c15e7d98 # [ 126.344366] r7 : c2fe1f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 # [ 126.350900] r3 : 6be3688d r2 : 6be3688d r1 : ef7815e0 r0 : 0000002b # [ 126.357437] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.364580] Control: 10c5387d Table: 1647404a DAC: 00000051 # [ 126.370335] Process cat (pid: 2222, stack limit = 0x31745e13) # [ 126.376090] Stack: (0xc2fe1e38 to 0xc2fe2000) # [ 126.380458] 1e20: 00000025 c5a02000 # [ 126.388647] 1e40: 0000000a c2fe1f60 c2fe1e64 c2fe1e58 c135ac5c c135a9b8 c2fe1e74 c2fe1e68 # [ 126.396835] 1e60: c0c2d498 c135ac48 c2fe1e9c c2fe1e78 c0c2d998 c0c2d478 c0c2d878 c6044c80 # [ 126.405024] 1e80: b6dc7000 0000000a c5368540 c2fe1f60 c2fe1ec4 c2fe1ea0 c07f4d18 c0c2d884 # [ 126.413212] 1ea0: 00000000 c6044c80 b6dc7000 c2816000 c2fe1f60 c07f4cb4 c2fe1f5c c2fe1ec8 # [ 126.421400] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c2fe0000 # [ 126.429589] 1ee0: b6dc7000 00020000 00000004 0000000a 0001fff6 c2fe1ee0 00000001 b6dc6000 # [ 126.437776] 1f00: c5aebcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.445966] 1f20: 00000000 00000000 c13701a0 6be3688d c205c040 c6044c80 c6044c80 c2fe0000 # [ 126.454153] 1f40: b6dc7000 00000000 00000000 00000004 c2fe1f94 c2fe1f60 c0598924 c0598290 # [ 126.462342] 1f60: 00000000 00000000 c2fe1fac 6be3688d 0000000a 0000000a b6f0ee00 00000004 # [ 126.470530] 1f80: c03002e4 c2fe0000 c2fe1fa4 c2fe1f98 c05989b4 c05988bc 00000000 c2fe1fa8 # [ 126.478718] 1fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6dc7000 0000000a 00000000 # [ 126.486906] 1fc0: 0000000a 0000000a b6f0ee00 00000004 00000001 00000000 00020000 beee4a54 # [ 126.495095] 1fe0: 00000004 beee4788 b6e7c94f b6e02c66 800e0030 00000001 00000000 00000000 # [ 126.503275] Backtrace: # [ 126.505749] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 126.513939] r7:c2fe1f60 r6:0000000a r5:c5a02000 r4:00000025 # [ 126.519621] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.527730] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.535753] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.543684] r9:c2fe1f60 r8:c5368540 r7:0000000a r6:b6dc7000 r5:c6044c80 r4:c0c2d878 # [ 126.551447] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.559288] r9:c07f4cb4 r8:c2fe1f60 r7:c2816000 r6:b6dc7000 r5:c6044c80 r4:00000000 # [ 126.567044] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.574192] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c2fe0000 r5:c6044c80 # [ 126.582028] r4:c6044c80 # [ 126.584575] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.591723] r9:c2fe0000 r8:c03002e4 r7:00000004 r6:b6f0ee00 r5:0000000a r4:0000000a # [ 126.599480] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.607055] Exception stack(0xc2fe1fa8 to 0xc2fe1ff0) # [ 126.612119] 1fa0: 0000000a 0000000a 00000001 b6dc7000 0000000a 00000000 # [ 126.620308] 1fc0: 0000000a 0000000a b6f0ee00 00000004 00000001 00000000 00020000 beee4a54 # [ 126.628494] 1fe0: 00000004 beee4788 b6e7c94f b6e02c66 # [ 126.633559] Code: bad PC value # [ 126.636672] ---[ end trace a3d86eb1fbb5f217 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh [ 127.251068] lkdtm: Performing direct entry ACCESS_USERSPACE [ 127.256780] lkdtm: attempting bad read at b6f09000 [ 127.261690] 8<--- cut here --- [ 127.264761] Unhandled fault: page domain fault (0x01b) at 0xb6f09000 [ 127.271125] pgd = e13c1acf [ 127.273839] [b6f09000] *pgd=4b832831 [ 127.277436] Internal error: : 1b [#10] SMP ARM [ 127.281888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 127.310965] CPU: 3 PID: 2298 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 127.318716] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.325268] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 127.330515] LR is at __irq_work_queue_local+0x40/0x74 [ 127.335575] pc : [] lr : [] psr: 600e0013 [ 127.341849] sp : c633de38 ip : c633dd40 fp : c633de64 [ 127.347082] r10: 00000011 r9 : c1acbff0 r8 : c15e7d98 [ 127.352313] r7 : c633df60 r6 : 00000051 r5 : c633c000 r4 : b6f09000 [ 127.358847] r3 : a0633a01 r2 : a0633a01 r1 : ef7c05e0 r0 : 00000026 [ 127.365384] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 127.372528] Control: 10c5387d Table: 1474c04a DAC: 00000051 [ 127.378281] Process cat (pid: 2298, stack limit = 0x87d9d82a) [ 127.384035] Stack: (0xc633de38 to 0xc633e000) [ 127.388402] de20: 00000022 00000000 [ 127.396591] de40: 00000000 a0633a01 c633de6c 00000026 c6398000 00000011 c633de74 c633de68 [ 127.404779] de60: c0c2d498 c0c2e378 c633de9c c633de78 c0c2d998 c0c2d478 c0c2d878 c44d7400 [ 127.412966] de80: b6dc3000 00000011 c5368540 c633df60 c633dec4 c633dea0 c07f4d18 c0c2d884 [ 127.421154] dea0: 00000000 c44d7400 b6dc3000 c2816000 c633df60 c07f4cb4 c633df5c c633dec8 [ 127.429344] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c633c000 [ 127.437532] dee0: b6dc3000 00020000 00000004 00000011 0001ffef c633dee0 00000001 b6dc2000 [ 127.445719] df00: c5b18dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 127.453908] df20: 00000000 00000000 c13701a0 a0633a01 c205c040 c44d7400 c44d7400 c633c000 [ 127.462096] df40: b6dc3000 00000000 00000000 00000004 c633df94 c633df60 c0598924 c0598290 [ 127.470284] df60: 00000000 00000000 c633dfac a0633a01 00000011 00000011 b6f0ae00 00000004 [ 127.478472] df80: c03002e4 c633c000 c633dfa4 c633df98 c05989b4 c05988bc 00000000 c633dfa8 [ 127.486659] dfa0: c03000c0 c05989a8 00000011 00000011 00000001 b6dc3000 00000011 00000000 [ 127.494847] dfc0: 00000011 00000011 b6f0ae00 00000004 00000001 00000000 00020000 becffa54 [ 127.503035] dfe0: 00000004 becff788 b6e7894f b6dfec66 800e0030 00000001 00000000 00000000 [ 127.511216] Backtrace: [ 127.513692] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.522403] r6:00000011 r5:c6398000 r4:00000026 [ 127.527037] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.535062] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.542990] r9:c633df60 r8:c5368540 r7:00000011 r6:b6dc3000 r5:c44d7400 r4:c0c2d878 [ 127.550750] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.558593] r9:c07f4cb4 r8:c633df60 r7:c2816000 r6:b6dc3000 r5:c44d7400 r4:00000000 [ 127.566347] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.573493] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c633c000 r5:c44d7400 [ 127.581328] r4:c44d7400 [ 127.583875] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.591021] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000011 r4:00000011 [ 127.598778] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.606353] Exception stack(0xc633dfa8 to 0xc633dff0) [ 127.611417] dfa0: 00000011 00000011 00000001 b6dc3000 00000011 00000000 [ 127.619608] dfc0: 00000011 00000011 b6f0ae00 00000004 00000001 00000000 00020000 becffa54 [ 127.627793] dfe0: 00000004 becff788 b6e7894f b6dfec66 [ 127.632857] Code: e1a01004 e30c0f14 e34c01ac eb1c8637 (e5943000) [ 127.638965] ---[ end trace a3d86eb1fbb5f218 ]--- # Segmentation fault # [ 127.251068] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 127.256780] lkdtm: attempting bad read at b6f09000 # [ 127.261690] 8<--- cut here --- # [ 127.264761] Unhandled fault: page domain fault (0x01b) at 0xb6f09000 # [ 127.271125] pgd = e13c1acf # [ 127.273839] [b6f09000] *pgd=4b832831 # [ 127.277436] Internal error: : 1b [#10] SMP ARM # [ 127.281888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 127.310965] CPU: 3 PID: 2298 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 127.318716] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.325268] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 127.330515] LR is at __irq_work_queue_local+0x40/0x74 # [ 127.335575] pc : [] lr : [] psr: 600e0013 # [ 127.341849] sp : c633de38 ip : c633dd40 fp : c633de64 # [ 127.347082] r10: 00000011 r9 : c1acbff0 r8 : c15e7d98 # [ 127.352313] r7 : c633df60 r6 : 00000051 r5 : c633c000 r4 : b6f09000 # [ 127.358847] r3 : a0633a01 r2 : a0633a01 r1 : ef7c05e0 r0 : 00000026 # [ 127.365384] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.372528] Control: 10c5387d Table: 1474c04a DAC: 00000051 # [ 127.378281] Process cat (pid: 2298, stack limit = 0x87d9d82a) # [ 127.384035] Stack: (0xc633de38 to 0xc633e000) # [ 127.388402] de20: 00000022 00000000 # [ 127.396591] de40: 00000000 a0633a01 c633de6c 00000026 c6398000 00000011 c633de74 c633de68 # [ 127.404779] de60: c0c2d498 c0c2e378 c633de9c c633de78 c0c2d998 c0c2d478 c0c2d878 c44d7400 # [ 127.412966] de80: b6dc3000 00000011 c5368540 c633df60 c633dec4 c633dea0 c07f4d18 c0c2d884 # [ 127.421154] dea0: 00000000 c44d7400 b6dc3000 c2816000 c633df60 c07f4cb4 c633df5c c633dec8 # [ 127.429344] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c633c000 # [ 127.437532] dee0: b6dc3000 00020000 00000004 00000011 0001ffef c633dee0 00000001 b6dc2000 # [ 127.445719] df00: c5b18dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.453908] df20: 00000000 00000000 c13701a0 a0633a01 c205c040 c44d7400 c44d7400 c633c000 # [ 127.462096] df40: b6dc3000 00000000 00000000 00000004 c633df94 c633df60 c0598924 c0598290 # [ 127.470284] df60: 00000000 00000000 c633dfac a0633a01 00000011 00000011 b6f0ae00 00000004 # [ 127.478472] df80: c03002e4 c633c000 c633dfa4 c633df98 c05989b4 c05988bc 00000000 c633dfa8 # [ 127.486659] dfa0: c03000c0 c05989a8 00000011 00000011 00000001 b6dc3000 00000011 00000000 # [ 127.494847] dfc0: 00000011 00000011 b6f0ae00 00000004 00000001 00000000 00020000 becffa54 # [ 127.503035] dfe0: 00000004 becff788 b6e7894f b6dfec66 800e0030 00000001 00000000 00000000 # [ 127.511216] Backtrace: # [ 127.513692] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.522403] r6:00000011 r5:c6398000 r4:00000026 # [ 127.527037] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.535062] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.542990] r9:c633df60 r8:c5368540 r7:00000011 r6:b6dc3000 r5:c44d7400 r4:c0c2d878 # [ 127.550750] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.558593] r9:c07f4cb4 r8:c633df60 r7:c2816000 r6:b6dc3000 r5:c44d7400 r4:00000000 # [ 127.566347] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.573493] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c633c000 r5:c44d7400 # [ 127.581328] r4:c44d7400 # [ 127.583875] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.591021] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000011 r4:00000011 # [ 127.598778] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.606353] Exception stack(0xc633dfa8 to 0xc633dff0) # [ 127.611417] dfa0: 00000011 00000011 00000001 b6dc3000 00000011 00000000 # [ 127.619608] dfc0: 00000011 00000011 b6f0ae00 00000004 00000001 00000000 00020000 becffa54 # [ 127.627793] dfe0: 00000004 becff788 b6e7894f b6dfec66 # [ 127.632857] Code: e1a01004 e30c0f14 e34c01ac eb1c8637 (e5943000) # [ 127.638965] ---[ end trace a3d86eb1fbb5f218 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok[ 128.214924] lkdtm: Performing direct entry ACCESS_NULL 37 selftests: lkdtm: ACCESS_USER[ 128.221494] lkdtm: attempting bad read at 00000000 SPACE.sh # exit=1 # selftests: l[ 128.229105] 8<--- cut here --- kdtm: ACCESS_NULL.sh [ 128.235064] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 128.245101] pgd = 0d5b5a1a [ 128.247836] [00000000] *pgd=00000000 [ 128.251502] Internal error: Oops: 5 [#11] SMP ARM [ 128.256219] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.285292] CPU: 1 PID: 2373 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 128.293043] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.299599] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 128.304229] LR is at 0x0 [ 128.306775] pc : [] lr : [<00000000>] psr: 600e0013 [ 128.313051] sp : c60cbe50 ip : 00000027 fp : c60cbe64 [ 128.318283] r10: 0000000c r9 : c1acc004 r8 : c15e7d98 [ 128.323515] r7 : c60cbf60 r6 : 0000000c r5 : c5da1000 r4 : 00000000 [ 128.330049] r3 : d95ea460 r2 : d95ea460 r1 : ef7965e4 r0 : 00000026 [ 128.336586] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 128.343730] Control: 10c5387d Table: 1610004a DAC: 00000051 [ 128.349487] Process cat (pid: 2373, stack limit = 0x4c85474e) [ 128.355241] Stack: (0xc60cbe50 to 0xc60cc000) [ 128.359609] be40: 00000027 c5da1000 c60cbe74 c60cbe68 [ 128.367800] be60: c0c2d498 c135ac6c c60cbe9c c60cbe78 c0c2d998 c0c2d478 c0c2d878 c5b19a40 [ 128.375989] be80: b6e35000 0000000c c5368540 c60cbf60 c60cbec4 c60cbea0 c07f4d18 c0c2d884 [ 128.384177] bea0: 00000000 c5b19a40 b6e35000 c2816000 c60cbf60 c07f4cb4 c60cbf5c c60cbec8 [ 128.392367] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c60ca000 [ 128.400556] bee0: b6e35000 00020000 00000004 0000000c 0001fff4 c60cbee0 00000001 b6e34000 [ 128.408744] bf00: c5a7a280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 128.416933] bf20: 00000000 00000000 c13701a0 d95ea460 c205c040 c5b19a40 c5b19a40 c60ca000 [ 128.425123] bf40: b6e35000 00000000 00000000 00000004 c60cbf94 c60cbf60 c0598924 c0598290 [ 128.433313] bf60: 00000000 00000000 c60cbfac d95ea460 0000000c 0000000c b6f7ce00 00000004 [ 128.441501] bf80: c03002e4 c60ca000 c60cbfa4 c60cbf98 c05989b4 c05988bc 00000000 c60cbfa8 [ 128.449688] bfa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e35000 0000000c 00000000 [ 128.457877] bfc0: 0000000c 0000000c b6f7ce00 00000004 00000001 00000000 00020000 bef82a54 [ 128.466066] bfe0: 00000004 bef82788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 [ 128.474246] Backtrace: [ 128.476732] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.485008] r5:c5da1000 r4:00000027 [ 128.488606] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.496630] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.504561] r9:c60cbf60 r8:c5368540 r7:0000000c r6:b6e35000 r5:c5b19a40 r4:c0c2d878 [ 128.512325] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.520167] r9:c07f4cb4 r8:c60cbf60 r7:c2816000 r6:b6e35000 r5:c5b19a40 r4:00000000 [ 128.527923] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.535071] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c60ca000 r5:c5b19a40 [ 128.542908] r4:c5b19a40 [ 128.545456] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.552602] r9:c60ca000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000000c r4:0000000c [ 128.560363] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.567939] Exception stack(0xc60cbfa8 to 0xc60cbff0) [ 128.573002] bfa0: 0000000c 0000000c 00000001 b6e35000 0000000c 00000000 [ 128.581191] bfc0: 0000000c 0000000c b6f7ce00 00000004 00000001 00000000 00020000 bef82a54 [ 128.589376] bfe0: 00000004 bef82788 b6eea94f b6e70c66 [ 128.594440] Code: e30c0f14 e34c01ac e1a01004 ebffd435 (e5945000) [ 128.600644] ---[ end trace a3d86eb1fbb5f219 ]--- # Segmentation fault # [ 128.214924] lkdtm: Performing direct entry ACCESS_NULL # [ 128.221494] lkdtm: attempting bad read at 00000000 # [ 128.229105] 8<--- cut here --- # [ 128.235064] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 128.245101] pgd = 0d5b5a1a # [ 128.247836] [00000000] *pgd=00000000 # [ 128.251502] Internal error: Oops: 5 [#11] SMP ARM # [ 128.256219] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.285292] CPU: 1 PID: 2373 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 128.293043] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.299599] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 128.304229] LR is at 0x0 # [ 128.306775] pc : [] lr : [<00000000>] psr: 600e0013 # [ 128.313051] sp : c60cbe50 ip : 00000027 fp : c60cbe64 # [ 128.318283] r10: 0000000c r9 : c1acc004 r8 : c15e7d98 # [ 128.323515] r7 : c60cbf60 r6 : 0000000c r5 : c5da1000 r4 : 00000000 # [ 128.330049] r3 : d95ea460 r2 : d95ea460 r1 : ef7965e4 r0 : 00000026 # [ 128.336586] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.343730] Control: 10c5387d Table: 1610004a DAC: 00000051 # [ 128.349487] Process cat (pid: 2373, stack limit = 0x4c85474e) # [ 128.355241] Stack: (0xc60cbe50 to 0xc60cc000) # [ 128.359609] be40: 00000027 c5da1000 c60cbe74 c60cbe68 # [ 128.367800] be60: c0c2d498 c135ac6c c60cbe9c c60cbe78 c0c2d998 c0c2d478 c0c2d878 c5b19a40 # [ 128.375989] be80: b6e35000 0000000c c5368540 c60cbf60 c60cbec4 c60cbea0 c07f4d18 c0c2d884 # [ 128.384177] bea0: 00000000 c5b19a40 b6e35000 c2816000 c60cbf60 c07f4cb4 c60cbf5c c60cbec8 # [ 128.392367] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c60ca000 # [ 128.400556] bee0: b6e35000 00020000 00000004 0000000c 0001fff4 c60cbee0 00000001 b6e34000 # [ 128.408744] bf00: c5a7a280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.416933] bf20: 00000000 00000000 c13701a0 d95ea460 c205c040 c5b19a40 c5b19a40 c60ca000 # [ 128.425123] bf40: b6e35000 00000000 00000000 00000004 c60cbf94 c60cbf60 c0598924 c0598290 # [ 128.433313] bf60: 00000000 00000000 c60cbfac d95ea460 0000000c 0000000c b6f7ce00 00000004 # [ 128.441501] bf80: c03002e4 c60ca000 c60cbfa4 c60cbf98 c05989b4 c05988bc 00000000 c60cbfa8 # [ 128.449688] bfa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e35000 0000000c 00000000 # [ 128.457877] bfc0: 0000000c 0000000c b6f7ce00 00000004 00000001 00000000 00020000 bef82a54 # [ 128.466066] bfe0: 00000004 bef82788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 # [ 128.474246] Backtrace: # [ 128.476732] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.485008] r5:c5da1000 r4:00000027 # [ 128.488606] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.496630] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.504561] r9:c60cbf60 r8:c5368540 r7:0000000c r6:b6e35000 r5:c5b19a40 r4:c0c2d878 # [ 128.512325] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.520167] r9:c07f4cb4 r8:c60cbf60 r7:c2816000 r6:b6e35000 r5:c5b19a40 r4:00000000 # [ 128.527923] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.535071] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c60ca000 r5:c5b19a40 # [ 128.542908] r4:c5b19a40 # [ 128.545456] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.552602] r9:c60ca000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000000c r4:0000000c # [ 128.560363] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.567939] Exception stack(0xc60cbfa8 to 0xc60cbff0) # [ 128.573002] bfa0: 0000000c 0000000c 00000001 b6e35000 0000000c 00000000 # [ 128.581191] bfc0: 0000000c 0000000c b6f7ce00 00000004 00000001 00000000 00020000 bef82a54 # [ 128.589376] bfe0: 00000004 bef82788 b6eea94f b6e70c66 # [ 128.594440] Code: e30c0f14 e34c01ac e1a01004 ebffd435 (e5945000) # [ 128.600644] ---[ end trace a3d86eb1fbb5f219 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh [ 129.146644] lkdtm: Performing direct entry WRITE_RO [ 129.151731] lkdtm: attempting bad rodata write at c15e8030 [ 129.157261] 8<--- cut here --- [ 129.160342] Unable to handle kernel paging request at virtual address c15e8030 [ 129.167585] pgd = 13e1f1dd [ 129.170315] [c15e8030] *pgd=1141941e(bad) [ 129.174378] Internal error: Oops: 80d [#12] SMP ARM [ 129.179277] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.208554] CPU: 2 PID: 2447 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 129.216318] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.222890] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 129.227273] LR is at 0x0 [ 129.229830] pc : [] lr : [<00000000>] psr: 600e0013 [ 129.236118] sp : c6477e50 ip : 00000027 fp : c6477e64 [ 129.241363] r10: 00000009 r9 : c1acc010 r8 : c15e7d98 [ 129.246608] r7 : c6477f60 r6 : 00000009 r5 : c6539000 r4 : c15e8030 [ 129.253157] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1acce14 [ 129.259709] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 129.266867] Control: 10c5387d Table: 1669c04a DAC: 00000051 [ 129.272637] Process cat (pid: 2447, stack limit = 0x2b398f98) [ 129.278406] Stack: (0xc6477e50 to 0xc6478000) [ 129.282792] 7e40: 00000028 c6539000 c6477e74 c6477e68 [ 129.291001] 7e60: c0c2d498 c135aa6c c6477e9c c6477e78 c0c2d998 c0c2d478 c0c2d878 c5ad1040 [ 129.299208] 7e80: b6e55000 00000009 c5368540 c6477f60 c6477ec4 c6477ea0 c07f4d18 c0c2d884 [ 129.307414] 7ea0: 00000000 c5ad1040 b6e55000 c2816000 c6477f60 c07f4cb4 c6477f5c c6477ec8 [ 129.315621] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6476000 [ 129.323826] 7ee0: b6e55000 00020000 00000004 00000009 0001fff7 c6477ee0 00000001 b6e54000 [ 129.332031] 7f00: c5b19e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 129.340237] 7f20: 00000000 00000000 c13701a0 bfaaf07d c205c040 c5ad1040 c5ad1040 c6476000 [ 129.348444] 7f40: b6e55000 00000000 00000000 00000004 c6477f94 c6477f60 c0598924 c0598290 [ 129.356651] 7f60: 00000000 00000000 c6477fac bfaaf07d 00000009 00000009 b6f9ce00 00000004 [ 129.364857] 7f80: c03002e4 c6476000 c6477fa4 c6477f98 c05989b4 c05988bc 00000000 c6477fa8 [ 129.373062] 7fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e55000 00000009 00000000 [ 129.381271] 7fc0: 00000009 00000009 b6f9ce00 00000004 00000001 00000000 00020000 be9b1a54 [ 129.389477] 7fe0: 00000004 be9b1788 b6f0a94f b6e90c66 800e0030 00000001 00000000 00000000 [ 129.397671] Backtrace: [ 129.400191] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.408223] r5:c6539000 r4:00000028 [ 129.411839] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.419886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.427835] r9:c6477f60 r8:c5368540 r7:00000009 r6:b6e55000 r5:c5ad1040 r4:c0c2d878 [ 129.435620] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.443480] r9:c07f4cb4 r8:c6477f60 r7:c2816000 r6:b6e55000 r5:c5ad1040 r4:00000000 [ 129.451254] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.458420] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6476000 r5:c5ad1040 [ 129.466269] r4:c5ad1040 [ 129.468835] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.476001] r9:c6476000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000009 r4:00000009 [ 129.483779] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.491368] Exception stack(0xc6477fa8 to 0xc6477ff0) [ 129.496450] 7fa0: 00000009 00000009 00000001 b6e55000 00000009 00000000 [ 129.504657] 7fc0: 00000009 00000009 b6f9ce00 00000004 00000001 00000000 00020000 be9b1a54 [ 129.512857] 7fe0: 00000004 be9b1788 b6f0a94f b6e90c66 [ 129.517941] Code: e34a3bcd e30c0e14 e34c01ac e0233002 (e5843000) [ 129.524066] ---[ end trace a3d86eb1fbb5f21a ]--- # Segmentation fault # [ 129.146644] lkdtm: Performing direct entry WRITE_RO # [ 129.151731] lkdtm: attempting bad rodata write at c15e8030 # [ 129.157261] 8<--- cut here --- # [ 129.160342] Unable to handle kernel paging request at virtual address c15e8030 # [ 129.167585] pgd = 13e1f1dd # [ 129.170315] [c15e8030] *pgd=1141941e(bad) # [ 129.174378] Internal error: Oops: 80d [#12] SMP ARM # [ 129.179277] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.208554] CPU: 2 PID: 2447 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 129.216318] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.222890] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 129.227273] LR is at 0x0 # [ 129.229830] pc : [] lr : [<00000000>] psr: 600e0013 # [ 129.236118] sp : c6477e50 ip : 00000027 fp : c6477e64 # [ 129.241363] r10: 00000009 r9 : c1acc010 r8 : c15e7d98 # [ 129.246608] r7 : c6477f60 r6 : 00000009 r5 : c6539000 r4 : c15e8030 # [ 129.253157] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1acce14 # [ 129.259709] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.266867] Control: 10c5387d Table: 1669c04a DAC: 00000051 # [ 129.272637] Process cat (pid: 2447, stack limit = 0x2b398f98) # [ 129.278406] Stack: (0xc6477e50 to 0xc6478000) # [ 129.282792] 7e40: 00000028 c6539000 c6477e74 c6477e68 # [ 129.291001] 7e60: c0c2d498 c135aa6c c6477e9c c6477e78 c0c2d998 c0c2d478 c0c2d878 c5ad1040 # [ 129.299208] 7e80: b6e55000 00000009 c5368540 c6477f60 c6477ec4 c6477ea0 c07f4d18 c0c2d884 # [ 129.307414] 7ea0: 00000000 c5ad1040 b6e55000 c2816000 c6477f60 c07f4cb4 c6477f5c c6477ec8 # [ 129.315621] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c6476000 # [ 129.323826] 7ee0: b6e55000 00020000 00000004 00000009 0001fff7 c6477ee0 00000001 b6e54000 # [ 129.332031] 7f00: c5b19e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.340237] 7f20: 00000000 00000000 c13701a0 bfaaf07d c205c040 c5ad1040 c5ad1040 c6476000 # [ 129.348444] 7f40: b6e55000 00000000 00000000 00000004 c6477f94 c6477f60 c0598924 c0598290 # [ 129.356651] 7f60: 00000000 00000000 c6477fac bfaaf07d 00000009 00000009 b6f9ce00 00000004 # [ 129.364857] 7f80: c03002e4 c6476000 c6477fa4 c6477f98 c05989b4 c05988bc 00000000 c6477fa8 # [ 129.373062] 7fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e55000 00000009 00000000 # [ 129.381271] 7fc0: 00000009 00000009 b6f9ce00 00000004 00000001 00000000 00020000 be9b1a54 # [ 129.389477] 7fe0: 00000004 be9b1788 b6f0a94f b6e90c66 800e0030 00000001 00000000 00000000 # [ 129.397671] Backtrace: # [ 129.400191] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.408223] r5:c6539000 r4:00000028 # [ 129.411839] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.419886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.427835] r9:c6477f60 r8:c5368540 r7:00000009 r6:b6e55000 r5:c5ad1040 r4:c0c2d878 # [ 129.435620] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.443480] r9:c07f4cb4 r8:c6477f60 r7:c2816000 r6:b6e55000 r5:c5ad1040 r4:00000000 # [ 129.451254] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.458420] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6476000 r5:c5ad1040 # [ 129.466269] r4:c5ad1040 # [ 129.468835] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.476001] r9:c6476000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000009 r4:00000009 # [ 129.483779] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.491368] Exception stack(0xc6477fa8 to 0xc6477ff0) # [ 129.496450] 7fa0: 00000009 00000009 00000001 b6e55000 00000009 00000000 # [ 129.504657] 7fc0: 00000009 00000009 b6f9ce00 00000004 00000001 00000000 00020000 be9b1a54 # [ 129.512857] 7fe0: 00000004 be9b1788 b6f0a94f b6e90c66 # [ 129.517941] Code: e34a3bcd e30c0e14 e34c01ac e0233002 (e5843000) # [ 129.524066] ---[ end trace a3d86eb1fbb5f21a ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 130.109880] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT [ 130.115936] lkdtm: attempting bad ro_after_init write at c1b7dc5c [ 130.122188] 8<--- cut here --- [ 130.125275] Unable to handle kernel paging request at virtual address c1b7dc5c [ 130.132515] pgd = 5f09a894 [ 130.135229] [c1b7dc5c] *pgd=11a1941e(bad) [ 130.139268] Internal error: Oops: 80d [#13] SMP ARM [ 130.144154] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 130.173226] CPU: 2 PID: 2521 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 130.180976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.187527] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 130.192860] LR is at __irq_work_queue_local+0x40/0x74 [ 130.197920] pc : [] lr : [] psr: 600e0013 [ 130.204193] sp : c44b7e50 ip : c44b7d58 fp : c44b7e64 [ 130.209426] r10: 00000014 r9 : c1acc01c r8 : c15e7d98 [ 130.214657] r7 : c44b7f60 r6 : 00000014 r5 : c6388000 r4 : c1b7dc5c [ 130.221191] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acce14 [ 130.227727] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 130.234870] Control: 10c5387d Table: 15cf404a DAC: 00000051 [ 130.240625] Process cat (pid: 2521, stack limit = 0x231ef818) [ 130.246380] Stack: (0xc44b7e50 to 0xc44b8000) [ 130.250751] 7e40: 00000029 c6388000 c44b7e74 c44b7e68 [ 130.258940] 7e60: c0c2d498 c135aabc c44b7e9c c44b7e78 c0c2d998 c0c2d478 c0c2d878 c5b183c0 [ 130.267128] 7e80: b6e52000 00000014 c5368540 c44b7f60 c44b7ec4 c44b7ea0 c07f4d18 c0c2d884 [ 130.275316] 7ea0: 00000000 c5b183c0 b6e52000 c2816000 c44b7f60 c07f4cb4 c44b7f5c c44b7ec8 [ 130.283507] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c44b6000 [ 130.291697] 7ee0: b6e52000 00020000 00000004 00000014 0001ffec c44b7ee0 00000001 b6e51000 [ 130.299884] 7f00: c6045a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 130.308075] 7f20: 00000000 00000000 c13701a0 1b1c2a56 c205c040 c5b183c0 c5b183c0 c44b6000 [ 130.316266] 7f40: b6e52000 00000000 00000000 00000004 c44b7f94 c44b7f60 c0598924 c0598290 [ 130.324455] 7f60: 00000000 00000000 c44b7fac 1b1c2a56 00000014 00000014 b6f99e00 00000004 [ 130.332643] 7f80: c03002e4 c44b6000 c44b7fa4 c44b7f98 c05989b4 c05988bc 00000000 c44b7fa8 [ 130.340831] 7fa0: c03000c0 c05989a8 00000014 00000014 00000001 b6e52000 00000014 00000000 [ 130.349018] 7fc0: 00000014 00000014 b6f99e00 00000004 00000001 00000000 00020000 be9c8a54 [ 130.357207] 7fe0: 00000004 be9c8788 b6f0794f b6e8dc66 800e0030 00000001 00000000 00000000 [ 130.365387] Backtrace: [ 130.367872] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.376840] r5:c6388000 r4:00000029 [ 130.380434] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.388459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.396388] r9:c44b7f60 r8:c5368540 r7:00000014 r6:b6e52000 r5:c5b183c0 r4:c0c2d878 [ 130.404151] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.411993] r9:c07f4cb4 r8:c44b7f60 r7:c2816000 r6:b6e52000 r5:c5b183c0 r4:00000000 [ 130.419748] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.426895] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c44b6000 r5:c5b183c0 [ 130.434732] r4:c5b183c0 [ 130.437279] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.444425] r9:c44b6000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000014 r4:00000014 [ 130.452183] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.459759] Exception stack(0xc44b7fa8 to 0xc44b7ff0) [ 130.464822] 7fa0: 00000014 00000014 00000001 b6e52000 00000014 00000000 [ 130.473011] 7fc0: 00000014 00000014 b6f99e00 00000004 00000001 00000000 00020000 be9c8a54 [ 130.481196] 7fe0: 00000004 be9c8788 b6f0794f b6e8dc66 [ 130.486259] Code: e34a3bcd e30c0e14 e34c01ac e0233002 (e5843000) [ 130.492367] ---[ end trace a3d86eb1fbb5f21b ]--- # Segmentation fault # [ 130.109880] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 130.115936] lkdtm: attempting bad ro_after_init write at c1b7dc5c # [ 130.122188] 8<--- cut here --- # [ 130.125275] Unable to handle kernel paging request at virtual address c1b7dc5c # [ 130.132515] pgd = 5f09a894 # [ 130.135229] [c1b7dc5c] *pgd=11a1941e(bad) # [ 130.139268] Internal error: Oops: 80d [#13] SMP ARM # [ 130.144154] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 130.173226] CPU: 2 PID: 2521 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 130.180976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.187527] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 130.192860] LR is at __irq_work_queue_local+0x40/0x74 # [ 130.197920] pc : [] lr : [] psr: 600e0013 # [ 130.204193] sp : c44b7e50 ip : c44b7d58 fp : c44b7e64 # [ 130.209426] r10: 00000014 r9 : c1acc01c r8 : c15e7d98 # [ 130.214657] r7 : c44b7f60 r6 : 00000014 r5 : c6388000 r4 : c1b7dc5c # [ 130.221191] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acce14 # [ 130.227727] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.234870] Control: 10c5387d Table: 15cf404a DAC: 00000051 # [ 130.240625] Process cat (pid: 2521, stack limit = 0x231ef818) # [ 130.246380] Stack: (0xc44b7e50 to 0xc44b8000) # [ 130.250751] 7e40: 00000029 c6388000 c44b7e74 c44b7e68 # [ 130.258940] 7e60: c0c2d498 c135aabc c44b7e9c c44b7e78 c0c2d998 c0c2d478 c0c2d878 c5b183c0 # [ 130.267128] 7e80: b6e52000 00000014 c5368540 c44b7f60 c44b7ec4 c44b7ea0 c07f4d18 c0c2d884 # [ 130.275316] 7ea0: 00000000 c5b183c0 b6e52000 c2816000 c44b7f60 c07f4cb4 c44b7f5c c44b7ec8 # [ 130.283507] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c44b6000 # [ 130.291697] 7ee0: b6e52000 00020000 00000004 00000014 0001ffec c44b7ee0 00000001 b6e51000 # [ 130.299884] 7f00: c6045a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.308075] 7f20: 00000000 00000000 c13701a0 1b1c2a56 c205c040 c5b183c0 c5b183c0 c44b6000 # [ 130.316266] 7f40: b6e52000 00000000 00000000 00000004 c44b7f94 c44b7f60 c0598924 c0598290 # [ 130.324455] 7f60: 00000000 00000000 c44b7fac 1b1c2a56 00000014 00000014 b6f99e00 00000004 # [ 130.332643] 7f80: c03002e4 c44b6000 c44b7fa4 c44b7f98 c05989b4 c05988bc 00000000 c44b7fa8 # [ 130.340831] 7fa0: c03000c0 c05989a8 00000014 00000014 00000001 b6e52000 00000014 00000000 # [ 130.349018] 7fc0: 00000014 00000014 b6f99e00 00000004 00000001 00000000 00020000 be9c8a54 # [ 130.357207] 7fe0: 00000004 be9c8788 b6f0794f b6e8dc66 800e0030 00000001 00000000 00000000 # [ 130.365387] Backtrace: # [ 130.367872] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.376840] r5:c6388000 r4:00000029 # [ 130.380434] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.388459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.396388] r9:c44b7f60 r8:c5368540 r7:00000014 r6:b6e52000 r5:c5b183c0 r4:c0c2d878 # [ 130.404151] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.411993] r9:c07f4cb4 r8:c44b7f60 r7:c2816000 r6:b6e52000 r5:c5b183c0 r4:00000000 # [ 130.419748] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.426895] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c44b6000 r5:c5b183c0 # [ 130.434732] r4:c5b183c0 # [ 130.437279] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.444425] r9:c44b6000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000014 r4:00000014 # [ 130.452183] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.459759] Exception stack(0xc44b7fa8 to 0xc44b7ff0) # [ 130.464822] 7fa0: 00000014 00000014 00000001 b6e52000 00000014 00000000 # [ 130.473011] 7fc0: 00000014 00000014 b6f99e00 00000004 00000001 00000000 00020000 be9c8a54 # [ 130.481196] 7fe0: 00000004 be9c8788 b6f0794f b6e8dc66 # [ 130.486259] Code: e34a3bcd e30c0e14 e34c01ac e0233002 (e5843000) # [ 130.492367] ---[ end trace a3d86eb1fbb5f21b ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_[ 131.076273] lkdtm: Performing direct entry WRITE_KERN INIT.sh # exit=1 # selftests: lk[ 131.082134] lkdtm: attempting bad 7522176 byte write at c135a988 dtm: WRITE_KERN.sh [ 131.091011] 8<--- cut here --- [ 131.095733] Unable to handle kernel paging request at virtual address c135a988 [ 131.102969] pgd = 5f09a894 [ 131.105687] [c135a988] *pgd=1121940e(bad) [ 131.109729] Internal error: Oops: 80d [#14] SMP ARM [ 131.114615] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 131.143687] CPU: 3 PID: 2595 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 131.151437] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.157980] PC is at memcpy+0x50/0x330 [ 131.161741] LR is at 0xe92dd830 [ 131.164893] pc : [] lr : [] psr: 200e0013 [ 131.171169] sp : c64fde2c ip : e1a0c00d fp : c64fde64 [ 131.176403] r10: 0000000b r9 : c1acc030 r8 : e89da800 [ 131.181634] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 131.188168] r3 : e1a0c00d r2 : 0072c6e0 r1 : c0c2e228 r0 : c135a988 [ 131.194704] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 131.201847] Control: 10c5387d Table: 15cf404a DAC: 00000051 [ 131.207602] Process cat (pid: 2595, stack limit = 0xbb704465) [ 131.213358] Stack: (0xc64fde2c to 0xc64fe000) [ 131.217729] de20: c0c2e208 0072c780 c64fdf60 c15e7d98 c135a988 [ 131.225921] de40: c135a988 c135ab6c 0000002a c5ce0000 0000000b c64fdf60 c64fde74 c64fde68 [ 131.234111] de60: c0c2d498 c135ab2c c64fde9c c64fde78 c0c2d998 c0c2d478 c0c2d878 c5a7b540 [ 131.242299] de80: b6e4d000 0000000b c5368540 c64fdf60 c64fdec4 c64fdea0 c07f4d18 c0c2d884 [ 131.250488] dea0: 00000000 c5a7b540 b6e4d000 c2816000 c64fdf60 c07f4cb4 c64fdf5c c64fdec8 [ 131.258677] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c64fc000 [ 131.266866] dee0: b6e4d000 00020000 00000004 0000000b 0001fff5 c64fdee0 00000001 b6e4c000 [ 131.275055] df00: c6044c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 131.283245] df20: 00000000 00000000 c13701a0 e1e8d385 c205c040 c5a7b540 c5a7b540 c64fc000 [ 131.291435] df40: b6e4d000 00000000 00000000 00000004 c64fdf94 c64fdf60 c0598924 c0598290 [ 131.299624] df60: 00000000 00000000 c64fdfac e1e8d385 0000000b 0000000b b6f94e00 00000004 [ 131.307812] df80: c03002e4 c64fc000 c64fdfa4 c64fdf98 c05989b4 c05988bc 00000000 c64fdfa8 [ 131.315998] dfa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e4d000 0000000b 00000000 [ 131.324187] dfc0: 0000000b 0000000b b6f94e00 00000004 00000001 00000000 00020000 be8c9a54 [ 131.332374] dfe0: 00000004 be8c9788 b6f0294f b6e88c66 800e0030 00000001 00000000 00000000 [ 131.340556] Backtrace: [ 131.343045] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.351238] r7:c64fdf60 r6:0000000b r5:c5ce0000 r4:0000002a [ 131.356913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.364936] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.372866] r9:c64fdf60 r8:c5368540 r7:0000000b r6:b6e4d000 r5:c5a7b540 r4:c0c2d878 [ 131.380628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.388469] r9:c07f4cb4 r8:c64fdf60 r7:c2816000 r6:b6e4d000 r5:c5a7b540 r4:00000000 [ 131.396227] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.403374] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c64fc000 r5:c5a7b540 [ 131.411210] r4:c5a7b540 [ 131.413755] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.420902] r9:c64fc000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000000b r4:0000000b [ 131.428662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.436237] Exception stack(0xc64fdfa8 to 0xc64fdff0) [ 131.441299] dfa0: 0000000b 0000000b 00000001 b6e4d000 0000000b 00000000 [ 131.449488] dfc0: 0000000b 0000000b b6f94e00 00000004 00000001 00000000 00020000 be8c9a54 [ 131.457672] dfe0: 00000004 be8c9788 b6f0294f b6e88c66 [ 131.462736] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 131.468844] ---[ end trace a3d86eb1fbb5f21c ]--- # Segmentation fault # [ 131.076273] lkdtm: Performing direct entry WRITE_KERN # [ 131.082134] lkdtm: attempting bad 7522176 byte write at c135a988 # [ 131.091011] 8<--- cut here --- # [ 131.095733] Unable to handle kernel paging request at virtual address c135a988 # [ 131.102969] pgd = 5f09a894 # [ 131.105687] [c135a988] *pgd=1121940e(bad) # [ 131.109729] Internal error: Oops: 80d [#14] SMP ARM # [ 131.114615] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 131.143687] CPU: 3 PID: 2595 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 131.151437] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.157980] PC is at memcpy+0x50/0x330 # [ 131.161741] LR is at 0xe92dd830 # [ 131.164893] pc : [] lr : [] psr: 200e0013 # [ 131.171169] sp : c64fde2c ip : e1a0c00d fp : c64fde64 # [ 131.176403] r10: 0000000b r9 : c1acc030 r8 : e89da800 # [ 131.181634] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 131.188168] r3 : e1a0c00d r2 : 0072c6e0 r1 : c0c2e228 r0 : c135a988 # [ 131.194704] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 131.201847] Control: 10c5387d Table: 15cf404a DAC: 00000051 # [ 131.207602] Process cat (pid: 2595, stack limit = 0xbb704465) # [ 131.213358] Stack: (0xc64fde2c to 0xc64fe000) # [ 131.217729] de20: c0c2e208 0072c780 c64fdf60 c15e7d98 c135a988 # [ 131.225921] de40: c135a988 c135ab6c 0000002a c5ce0000 0000000b c64fdf60 c64fde74 c64fde68 # [ 131.234111] de60: c0c2d498 c135ab2c c64fde9c c64fde78 c0c2d998 c0c2d478 c0c2d878 c5a7b540 # [ 131.242299] de80: b6e4d000 0000000b c5368540 c64fdf60 c64fdec4 c64fdea0 c07f4d18 c0c2d884 # [ 131.250488] dea0: 00000000 c5a7b540 b6e4d000 c2816000 c64fdf60 c07f4cb4 c64fdf5c c64fdec8 # [ 131.258677] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c13701a0 c0598924 c64fc000 # [ 131.266866] dee0: b6e4d000 00020000 00000004 0000000b 0001fff5 c64fdee0 00000001 b6e4c000 # [ 131.275055] df00: c6044c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 131.283245] df20: 00000000 00000000 c13701a0 e1e8d385 c205c040 c5a7b540 c5a7b540 c64fc000 # [ 131.291435] df40: b6e4d000 00000000 00000000 00000004 c64fdf94 c64fdf60 c0598924 c0598290 # [ 131.299624] df60: 00000000 00000000 c64fdfac e1e8d385 0000000b 0000000b b6f94e00 00000004 # [ 131.307812] df80: c03002e4 c64fc000 c64fdfa4 c64fdf98 c05989b4 c05988bc 00000000 c64fdfa8 # [ 131.315998] dfa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e4d000 0000000b 00000000 # [ 131.324187] dfc0: 0000000b 0000000b b6f94e00 00000004 00000001 00000000 00020000 be8c9a54 # [ 131.332374] dfe0: 00000004 be8c9788 b6f0294f b6e88c66 800e0030 00000001 00000000 00000000 # [ 131.340556] Backtrace: # [ 131.343045] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.351238] r7:c64fdf60 r6:0000000b r5:c5ce0000 r4:0000002a # [ 131.356913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.364936] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.372866] r9:c64fdf60 r8:c5368540 r7:0000000b r6:b6e4d000 r5:c5a7b540 r4:c0c2d878 # [ 131.380628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.388469] r9:c07f4cb4 r8:c64fdf60 r7:c2816000 r6:b6e4d000 r5:c5a7b540 r4:00000000 # [ 131.396227] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.403374] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c64fc000 r5:c5a7b540 # [ 131.411210] r4:c5a7b540 # [ 131.413755] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.420902] r9:c64fc000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000000b r4:0000000b # [ 131.428662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.436237] Exception stack(0xc64fdfa8 to 0xc64fdff0) # [ 131.441299] dfa0: 0000000b 0000000b 00000001 b6e4d000 0000000b 00000000 # [ 131.449488] dfc0: 0000000b 0000000b b6f94e00 00000004 00000001 00000000 00020000 be8c9a54 # [ 131.457672] dfe0: 00000004 be8c9788 b6f0294f b6e88c66 # [ 131.462736] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 131.468844] ---[ end trace a3d86eb1fbb5f21c ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 132.093241] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [ 132.099273] lkdtm: attempting good refcount_inc() without overflow [ 132.105555] lkdtm: attempting bad refcount_inc() overflow [ 132.111025] ------------[ cut here ]------------ [ 132.115678] WARNING: CPU: 2 PID: 2670 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 132.124191] refcount_t: saturated; leaking memory. [ 132.128997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 132.158241] CPU: 2 PID: 2670 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 132.165994] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.172529] Backtrace: [ 132.175007] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.182592] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 132.188264] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.195593] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.202565] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c [ 132.210326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.217818] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c6748000 [ 132.223495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 132.232465] r9:c1acc03c r8:c15e7d98 r7:c6749f60 r6:00000016 r5:c6388000 r4:c6748000 [ 132.240233] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 132.249909] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 132.260017] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.269155] r4:0000002b [ 132.271705] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.279725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.287653] r9:c6749f60 r8:c5368540 r7:00000016 r6:b6e2f000 r5:c5ad0b40 r4:c0c2d878 [ 132.295413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.303255] r9:c07f4cb4 r8:c6749f60 r7:c2816000 r6:b6e2f000 r5:c5ad0b40 r4:00000000 [ 132.311009] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.318155] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6748000 r5:c5ad0b40 [ 132.325990] r4:c5ad0b40 [ 132.328536] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.335682] r9:c6748000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:00000016 r4:00000016 [ 132.343438] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.351015] Exception stack(0xc6749fa8 to 0xc6749ff0) [ 132.356079] 9fa0: 00000016 00000016 00000001 b6e2f000 00000016 00000000 [ 132.364268] 9fc0: 00000016 00000016 b6f76e00 00000004 00000001 00000000 00020000 bee40a54 [ 132.372454] 9fe0: 00000004 bee40788 b6ee494f b6e6ac66 [ 132.377589] irq event stamp: 0 [ 132.380701] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.386295] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.393848] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.401428] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.407044] ---[ end trace a3d86eb1fbb5f21d ]--- [ 132.411734] lkdtm: Overflow detected: saturated # [ 132.093241] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 132.099273] lkdtm: attempting good refcount_inc() without overflow # [ 132.105555] lkdtm: attempting bad refcount_inc() overflow # [ 132.111025] ------------[ cut here ]------------ # [ 132.115678] WARNING: CPU: 2 PID: 2670 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 132.124191] refcount_t: saturated; leaking memory. # [ 132.128997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 132.158241] CPU: 2 PID: 2670 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 132.165994] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.172529] Backtrace: # [ 132.175007] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.182592] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 132.188264] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.195593] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.202565] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c # [ 132.210326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.217818] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c6748000 # [ 132.223495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 132.232465] r9:c1acc03c r8:c15e7d98 r7:c6749f60 r6:00000016 r5:c6388000 r4:c6748000 # [ 132.240233] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 132.249909] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 132.260017] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.269155] r4:0000002b # [ 132.271705] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.279725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.287653] r9:c6749f60 r8:c5368540 r7:00000016 r6:b6e2f000 r5:c5ad0b40 r4:c0c2d878 # [ 132.295413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.303255] r9:c07f4cb4 r8:c6749f60 r7:c2816000 r6:b6e2f000 r5:c5ad0b40 r4:00000000 # [ 132.311009] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.318155] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6748000 r5:c5ad0b40 # [ 132.325990] r4:c5ad0b40 # [ 132.328536] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.335682] r9:c6748000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:00000016 r4:00000016 # [ 132.343438] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.351015] Exception stack(0xc6749fa8 to 0xc6749ff0) # [ 132.356079] 9fa0: 00000016 00000016 00000001 b6e2f000 00000016 00000000 # [ 132.364268] 9fc0: 00000016 00000016 b6f76e00 00000004 00000001 00000000 00020000 bee40a54 # [ 132.372454] 9fe0: 00000004 bee40788 b6ee494f b6e6ac66 # [ 132.377589] irq event stamp: 0 # [ 132.380701] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.386295] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.393848] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.401428] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.407044] ---[ end trace a3d86eb1fbb5f21d ]--- # [ 132.411734] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 132.932352] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 132.938410] lkdtm: attempting good refcount_add() without overflow [ 132.944731] lkdtm: attempting bad refcount_add() overflow [ 132.950170] ------------[ cut here ]------------ [ 132.954906] WARNING: CPU: 0 PID: 2704 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 132.963439] refcount_t: saturated; leaking memory. [ 132.968243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 132.997570] CPU: 0 PID: 2704 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 133.005324] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.011859] Backtrace: [ 133.014339] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.021921] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 133.027596] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.034924] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.041899] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c [ 133.049657] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.057151] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c6748000 [ 133.062831] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 133.071801] r9:c1acc054 r8:c15e7d98 r7:c6749f60 r6:00000016 r5:c584c000 r4:c6748000 [ 133.079568] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 133.089247] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 133.099353] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.108492] r4:0000002c [ 133.111041] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.119064] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.126993] r9:c6749f60 r8:c5368540 r7:00000016 r6:b6e68000 r5:c60457c0 r4:c0c2d878 [ 133.134753] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.142593] r9:c07f4cb4 r8:c6749f60 r7:c2816000 r6:b6e68000 r5:c60457c0 r4:00000000 [ 133.150350] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.157496] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6748000 r5:c60457c0 [ 133.165331] r4:c60457c0 [ 133.167876] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.175024] r9:c6748000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000016 r4:00000016 [ 133.182784] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.190360] Exception stack(0xc6749fa8 to 0xc6749ff0) [ 133.195425] 9fa0: 00000016 00000016 00000001 b6e68000 00000016 00000000 [ 133.203615] 9fc0: 00000016 00000016 b6fafe00 00000004 00000001 00000000 00020000 bed9ea54 [ 133.211801] 9fe0: 00000004 bed9e788 b6f1d94f b6ea3c66 [ 133.216913] irq event stamp: 0 [ 133.219994] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.225622] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 133.233165] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 133.240707] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.246297] ---[ end trace a3d86eb1fbb5f21e ]--- [ 133.250964] lkdtm: Overflow detected: saturated # [ 132.932352] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 132.938410] lkdtm: attempting good refcount_add() without overflow # [ 132.944731] lkdtm: attempting bad refcount_add() overflow # [ 132.950170] ------------[ cut here ]------------ # [ 132.954906] WARNING: CPU: 0 PID: 2704 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 132.963439] refcount_t: saturated; leaking memory. # [ 132.968243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 132.997570] CPU: 0 PID: 2704 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 133.005324] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.011859] Backtrace: # [ 133.014339] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.021921] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 133.027596] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.034924] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.041899] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c # [ 133.049657] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.057151] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c6748000 # [ 133.062831] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 133.071801] r9:c1acc054 r8:c15e7d98 r7:c6749f60 r6:00000016 r5:c584c000 r4:c6748000 # [ 133.079568] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 133.089247] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 133.099353] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.108492] r4:0000002c # [ 133.111041] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.119064] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.126993] r9:c6749f60 r8:c5368540 r7:00000016 r6:b6e68000 r5:c60457c0 r4:c0c2d878 # [ 133.134753] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.142593] r9:c07f4cb4 r8:c6749f60 r7:c2816000 r6:b6e68000 r5:c60457c0 r4:00000000 # [ 133.150350] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.157496] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6748000 r5:c60457c0 # [ 133.165331] r4:c60457c0 # [ 133.167876] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.175024] r9:c6748000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000016 r4:00000016 # [ 133.182784] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.190360] Exception stack(0xc6749fa8 to 0xc6749ff0) # [ 133.195425] 9fa0: 00000016 00000016 00000001 b6e68000 00000016 00000000 # [ 133.203615] 9fc0: 00000016 00000016 b6fafe00 00000004 00000001 00000000 00020000 bed9ea54 # [ 133.211801] 9fe0: 00000004 bed9e788 b6f1d94f b6ea3c66 # [ 133.216913] irq event stamp: 0 # [ 133.219994] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.225622] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 133.233165] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 133.240707] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.246297] ---[ end trace a3d86eb1fbb5f21e ]--- # [ 133.250964] 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 [ 133.803463] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 133.810329] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 133.816526] ------------[ cut here ]------------ [ 133.821219] WARNING: CPU: 1 PID: 2738 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 133.829672] refcount_t: saturated; leaking memory. [ 133.834537] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 133.863763] CPU: 1 PID: 2738 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 133.871517] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.878051] Backtrace: [ 133.880529] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.888112] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 133.893788] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.901116] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.908091] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c [ 133.915849] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.923342] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c635a000 [ 133.929020] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 133.937991] r9:c1acc06c r8:c15e7d98 r7:c635bf60 r6:0000001f r5:c6449000 r4:7fffffff [ 133.945755] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 133.956209] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 133.967866] r5:c6449000 r4:c635a000 [ 133.971466] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.981385] r4:0000002d [ 133.983932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.991954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.999883] r9:c635bf60 r8:c5368540 r7:0000001f r6:b6e00000 r5:c62a7900 r4:c0c2d878 [ 134.007644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.015486] r9:c07f4cb4 r8:c635bf60 r7:c2816000 r6:b6e00000 r5:c62a7900 r4:00000000 [ 134.023241] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.030387] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c635a000 r5:c62a7900 [ 134.038222] r4:c62a7900 [ 134.040769] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.047915] r9:c635a000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000001f r4:0000001f [ 134.055674] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.063250] Exception stack(0xc635bfa8 to 0xc635bff0) [ 134.068312] bfa0: 0000001f 0000001f 00000001 b6e00000 0000001f 00000000 [ 134.076502] bfc0: 0000001f 0000001f b6f47e00 00000004 00000001 00000000 00020000 bef53a54 [ 134.084687] bfe0: 00000004 bef53788 b6eb594f b6e3bc66 [ 134.089837] irq event stamp: 0 [ 134.092946] hardirqs last enabled at (0): [<00000000>] 0x0 [ 134.098542] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 134.106084] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 134.113647] softirqs last disabled at (0): [<00000000>] 0x0 [ 134.119242] ---[ end trace a3d86eb1fbb5f21f ]--- [ 134.123948] lkdtm: Overflow detected: saturated # [ 133.803463] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 133.810329] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 133.816526] ------------[ cut here ]------------ # [ 133.821219] WARNING: CPU: 1 PID: 2738 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 133.829672] refcount_t: saturated; leaking memory. # [ 133.834537] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 133.863763] CPU: 1 PID: 2738 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 133.871517] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.878051] Backtrace: # [ 133.880529] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.888112] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 133.893788] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.901116] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.908091] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c # [ 133.915849] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.923342] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c635a000 # [ 133.929020] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 133.937991] r9:c1acc06c r8:c15e7d98 r7:c635bf60 r6:0000001f r5:c6449000 r4:7fffffff # [ 133.945755] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 133.956209] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 133.967866] r5:c6449000 r4:c635a000 # [ 133.971466] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.981385] r4:0000002d # [ 133.983932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.991954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.999883] r9:c635bf60 r8:c5368540 r7:0000001f r6:b6e00000 r5:c62a7900 r4:c0c2d878 # [ 134.007644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.015486] r9:c07f4cb4 r8:c635bf60 r7:c2816000 r6:b6e00000 r5:c62a7900 r4:00000000 # [ 134.023241] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.030387] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c635a000 r5:c62a7900 # [ 134.038222] r4:c62a7900 # [ 134.040769] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.047915] r9:c635a000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000001f r4:0000001f # [ 134.055674] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.063250] Exception stack(0xc635bfa8 to 0xc635bff0) # [ 134.068312] bfa0: 0000001f 0000001f 00000001 b6e00000 0000001f 00000000 # [ 134.076502] bfc0: 0000001f 0000001f b6f47e00 00000004 00000001 00000000 00020000 bef53a54 # [ 134.084687] bfe0: 00000004 bef53788 b6eb594f b6e3bc66 # [ 134.089837] irq event stamp: 0 # [ 134.092946] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 134.098542] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 134.106084] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 134.113647] softirqs last disabled at (0): [<00000000>] 0x0 # [ 134.119242] ---[ end trace a3d86eb1fbb5f21f ]--- # [ 134.123948] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 134.660150] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 134.667059] lkdtm: attempting bad refcount_add_not_zero() overflow [ 134.673312] ------------[ cut here ]------------ [ 134.677965] WARNING: CPU: 3 PID: 2772 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 134.686465] refcount_t: saturated; leaking memory. [ 134.691306] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 134.720551] CPU: 3 PID: 2772 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 134.728304] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.734838] Backtrace: [ 134.737315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.744897] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 134.750572] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.757901] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.764875] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c [ 134.772635] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.780128] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c65a4000 [ 134.785805] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 134.794777] r9:c1acc08c r8:c15e7d98 r7:c65a5f60 r6:0000001f r5:c635e000 r4:7fffffff [ 134.802544] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 134.812996] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 134.824653] r5:c635e000 r4:c65a4000 [ 134.828251] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.838171] r4:0000002e [ 134.840719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.848741] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.856670] r9:c65a5f60 r8:c5368540 r7:0000001f r6:b6ea2000 r5:c602fa40 r4:c0c2d878 [ 134.864429] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.872269] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6ea2000 r5:c602fa40 r4:00000000 [ 134.880024] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.887170] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c65a4000 r5:c602fa40 [ 134.895007] r4:c602fa40 [ 134.897554] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.904701] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:0000001f r4:0000001f [ 134.912459] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.920034] Exception stack(0xc65a5fa8 to 0xc65a5ff0) [ 134.925098] 5fa0: 0000001f 0000001f 00000001 b6ea2000 0000001f 00000000 [ 134.933287] 5fc0: 0000001f 0000001f b6fe9e00 00000004 00000001 00000000 00020000 be87ca54 [ 134.941472] 5fe0: 00000004 be87c788 b6f5794f b6eddc66 [ 134.946600] irq event stamp: 0 [ 134.949686] hardirqs last enabled at (0): [<00000000>] 0x0 [ 134.955328] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 134.962865] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 134.970408] softirqs last disabled at (0): [<00000000>] 0x0 [ 134.975997] ---[ end trace a3d86eb1fbb5f220 ]--- [ 134.980672] lkdtm: Overflow detected: saturated # [ 134.660150] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 134.667059] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 134.673312] ------------[ cut here ]------------ # [ 134.677965] WARNING: CPU: 3 PID: 2772 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 134.686465] refcount_t: saturated; leaking memory. # [ 134.691306] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 134.720551] CPU: 3 PID: 2772 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 134.728304] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.734838] Backtrace: # [ 134.737315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.744897] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 134.750572] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.757901] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.764875] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c # [ 134.772635] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.780128] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c65a4000 # [ 134.785805] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 134.794777] r9:c1acc08c r8:c15e7d98 r7:c65a5f60 r6:0000001f r5:c635e000 r4:7fffffff # [ 134.802544] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 134.812996] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 134.824653] r5:c635e000 r4:c65a4000 # [ 134.828251] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.838171] r4:0000002e # [ 134.840719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.848741] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.856670] r9:c65a5f60 r8:c5368540 r7:0000001f r6:b6ea2000 r5:c602fa40 r4:c0c2d878 # [ 134.864429] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.872269] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6ea2000 r5:c602fa40 r4:00000000 # [ 134.880024] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.887170] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c65a4000 r5:c602fa40 # [ 134.895007] r4:c602fa40 # [ 134.897554] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.904701] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:0000001f r4:0000001f # [ 134.912459] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.920034] Exception stack(0xc65a5fa8 to 0xc65a5ff0) # [ 134.925098] 5fa0: 0000001f 0000001f 00000001 b6ea2000 0000001f 00000000 # [ 134.933287] 5fc0: 0000001f 0000001f b6fe9e00 00000004 00000001 00000000 00020000 be87ca54 # [ 134.941472] 5fe0: 00000004 be87c788 b6f5794f b6eddc66 # [ 134.946600] irq event stamp: 0 # [ 134.949686] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 134.955328] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 134.962865] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 134.970408] softirqs last disabled at (0): [<00000000>] 0x0 # [ 134.975997] ---[ end trace a3d86eb1fbb5f220 ]--- # [ 134.980672] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 135.527699] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 135.533602] lkdtm: attempting good refcount_dec() [ 135.538343] lkdtm: attempting bad refcount_dec() to zero [ 135.543771] ------------[ cut here ]------------ [ 135.548459] WARNING: CPU: 2 PID: 2806 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 135.556971] refcount_t: decrement hit 0; leaking memory. [ 135.562334] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 135.591578] CPU: 2 PID: 2806 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 135.599331] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.605865] Backtrace: [ 135.608344] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.615927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 135.621601] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.628929] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 135.635904] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c [ 135.643666] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 135.651158] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c5c80000 [ 135.656837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 135.665810] r9:c1acc0ac r8:c15e7d98 r7:c5c81f60 r6:00000012 r5:c6388000 r4:c5c80000 [ 135.673575] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 135.683247] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 135.693007] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.701800] r4:0000002f [ 135.704348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.712368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.720299] r9:c5c81f60 r8:c5368540 r7:00000012 r6:b6ddd000 r5:c6044500 r4:c0c2d878 [ 135.728058] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.735901] r9:c07f4cb4 r8:c5c81f60 r7:c2816000 r6:b6ddd000 r5:c6044500 r4:00000000 [ 135.743655] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.750802] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5c80000 r5:c6044500 [ 135.758637] r4:c6044500 [ 135.761184] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.768331] r9:c5c80000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000012 r4:00000012 [ 135.776090] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.783666] Exception stack(0xc5c81fa8 to 0xc5c81ff0) [ 135.788730] 1fa0: 00000012 00000012 00000001 b6ddd000 00000012 00000000 [ 135.796920] 1fc0: 00000012 00000012 b6f24e00 00000004 00000001 00000000 00020000 bed25a54 [ 135.805107] 1fe0: 00000004 bed25788 b6e9294f b6e18c66 [ 135.810226] irq event stamp: 0 [ 135.813307] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.818899] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.826450] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.834000] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.839610] ---[ end trace a3d86eb1fbb5f221 ]--- [ 135.844302] lkdtm: Zero detected: saturated # [ 135.527699] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 135.533602] lkdtm: attempting good refcount_dec() # [ 135.538343] lkdtm: attempting bad refcount_dec() to zero # [ 135.543771] ------------[ cut here ]------------ # [ 135.548459] WARNING: CPU: 2 PID: 2806 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 135.556971] refcount_t: decrement hit 0; leaking memory. # [ 135.562334] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 135.591578] CPU: 2 PID: 2806 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 135.599331] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.605865] Backtrace: # [ 135.608344] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.615927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 135.621601] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.628929] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 135.635904] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c # [ 135.643666] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 135.651158] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c5c80000 # [ 135.656837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 135.665810] r9:c1acc0ac r8:c15e7d98 r7:c5c81f60 r6:00000012 r5:c6388000 r4:c5c80000 # [ 135.673575] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 135.683247] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 135.693007] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.701800] r4:0000002f # [ 135.704348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.712368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.720299] r9:c5c81f60 r8:c5368540 r7:00000012 r6:b6ddd000 r5:c6044500 r4:c0c2d878 # [ 135.728058] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.735901] r9:c07f4cb4 r8:c5c81f60 r7:c2816000 r6:b6ddd000 r5:c6044500 r4:00000000 # [ 135.743655] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.750802] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5c80000 r5:c6044500 # [ 135.758637] r4:c6044500 # [ 135.761184] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.768331] r9:c5c80000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000012 r4:00000012 # [ 135.776090] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.783666] Exception stack(0xc5c81fa8 to 0xc5c81ff0) # [ 135.788730] 1fa0: 00000012 00000012 00000001 b6ddd000 00000012 00000000 # [ 135.796920] 1fc0: 00000012 00000012 b6f24e00 00000004 00000001 00000000 00020000 bed25a54 # [ 135.805107] 1fe0: 00000004 bed25788 b6e9294f b6e18c66 # [ 135.810226] irq event stamp: 0 # [ 135.813307] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.818899] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.826450] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.834000] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.839610] ---[ end trace a3d86eb1fbb5f221 ]--- # [ 135.844302] 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 [ 136.390932] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 136.396965] lkdtm: attempting bad refcount_dec() below zero [ 136.402597] ------------[ cut here ]------------ [ 136.407252] WARNING: CPU: 2 PID: 2843 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 136.415761] refcount_t: decrement hit 0; leaking memory. [ 136.421125] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 136.450352] CPU: 2 PID: 2843 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 136.458105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.464640] Backtrace: [ 136.467118] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.474699] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 136.480373] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.487699] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.494675] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c [ 136.502433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.509926] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c61d8000 [ 136.515602] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 136.524572] r9:c1acc0c0 r8:c15e7d98 r7:c61d9f60 r6:00000016 r5:00000000 r4:c61d8000 [ 136.532338] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 136.542010] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 136.552121] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.561261] r5:c6539000 r4:00000030 [ 136.564852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.572874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.580803] r9:c61d9f60 r8:c5368540 r7:00000016 r6:b6ea0000 r5:c5ad1180 r4:c0c2d878 [ 136.588562] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.596403] r9:c07f4cb4 r8:c61d9f60 r7:c2816000 r6:b6ea0000 r5:c5ad1180 r4:00000000 [ 136.604158] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.611305] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c61d8000 r5:c5ad1180 [ 136.619141] r4:c5ad1180 [ 136.621689] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.628835] r9:c61d8000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:00000016 r4:00000016 [ 136.636594] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.644171] Exception stack(0xc61d9fa8 to 0xc61d9ff0) [ 136.649234] 9fa0: 00000016 00000016 00000001 b6ea0000 00000016 00000000 [ 136.657423] 9fc0: 00000016 00000016 b6fe7e00 00000004 00000001 00000000 00020000 bea47a54 [ 136.665610] 9fe0: 00000004 bea47788 b6f5594f b6edbc66 [ 136.670740] irq event stamp: 0 [ 136.673819] hardirqs last enabled at (0): [<00000000>] 0x0 [ 136.679413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 136.686963] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 136.694513] softirqs last disabled at (0): [<00000000>] 0x0 [ 136.700114] ---[ end trace a3d86eb1fbb5f222 ]--- [ 136.704821] lkdtm: Negative detected: saturated # [ 136.390932] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 136.396965] lkdtm: attempting bad refcount_dec() below zero # [ 136.402597] ------------[ cut here ]------------ # [ 136.407252] WARNING: CPU: 2 PID: 2843 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 136.415761] refcount_t: decrement hit 0; leaking memory. # [ 136.421125] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 136.450352] CPU: 2 PID: 2843 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 136.458105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.464640] Backtrace: # [ 136.467118] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.474699] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 136.480373] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.487699] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.494675] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c # [ 136.502433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.509926] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c61d8000 # [ 136.515602] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 136.524572] r9:c1acc0c0 r8:c15e7d98 r7:c61d9f60 r6:00000016 r5:00000000 r4:c61d8000 # [ 136.532338] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 136.542010] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 136.552121] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.561261] r5:c6539000 r4:00000030 # [ 136.564852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.572874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.580803] r9:c61d9f60 r8:c5368540 r7:00000016 r6:b6ea0000 r5:c5ad1180 r4:c0c2d878 # [ 136.588562] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.596403] r9:c07f4cb4 r8:c61d9f60 r7:c2816000 r6:b6ea0000 r5:c5ad1180 r4:00000000 # [ 136.604158] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.611305] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c61d8000 r5:c5ad1180 # [ 136.619141] r4:c5ad1180 # [ 136.621689] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.628835] r9:c61d8000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:00000016 r4:00000016 # [ 136.636594] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.644171] Exception stack(0xc61d9fa8 to 0xc61d9ff0) # [ 136.649234] 9fa0: 00000016 00000016 00000001 b6ea0000 00000016 00000000 # [ 136.657423] 9fc0: 00000016 00000016 b6fe7e00 00000004 00000001 00000000 00020000 bea47a54 # [ 136.665610] 9fe0: 00000004 bea47788 b6f5594f b6edbc66 # [ 136.670740] irq event stamp: 0 # [ 136.673819] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 136.679413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 136.686963] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 136.694513] softirqs last disabled at (0): [<00000000>] 0x0 # [ 136.700114] ---[ end trace a3d86eb1fbb5f222 ]--- # [ 136.704821] 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 [ 137.251382] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 137.258220] lkdtm: attempting bad refcount_dec_and_test() below zero [ 137.264759] ------------[ cut here ]------------ [ 137.269448] WARNING: CPU: 1 PID: 2878 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 137.278064] refcount_t: underflow; use-after-free. [ 137.282907] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 137.312144] CPU: 1 PID: 2878 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 137.319896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.326431] Backtrace: [ 137.328910] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.336494] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 137.342168] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.349495] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 137.356470] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c [ 137.364229] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 137.371721] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c65a4000 [ 137.377400] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 137.386459] r9:c1acc0d8 r8:c15e7d98 r7:c65a5f60 r6:0000001f r5:00000000 r4:c65a4000 [ 137.394226] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 137.404687] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 137.416357] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.426279] r5:c63f6000 r4:00000031 [ 137.429870] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.437890] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.445820] r9:c65a5f60 r8:c5368540 r7:0000001f r6:b6eac000 r5:c5b19a40 r4:c0c2d878 [ 137.453579] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.461421] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6eac000 r5:c5b19a40 r4:00000000 [ 137.469175] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.476320] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c65a4000 r5:c5b19a40 [ 137.484155] r4:c5b19a40 [ 137.486702] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.493848] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:0000001f r4:0000001f [ 137.501606] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.509183] Exception stack(0xc65a5fa8 to 0xc65a5ff0) [ 137.514247] 5fa0: 0000001f 0000001f 00000001 b6eac000 0000001f 00000000 [ 137.522437] 5fc0: 0000001f 0000001f b6ff3e00 00000004 00000001 00000000 00020000 bedd4a54 [ 137.530621] 5fe0: 00000004 bedd4788 b6f6194f b6ee7c66 [ 137.535761] irq event stamp: 0 [ 137.538838] hardirqs last enabled at (0): [<00000000>] 0x0 [ 137.544462] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 137.551993] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 137.559523] softirqs last disabled at (0): [<00000000>] 0x0 [ 137.565160] ---[ end trace a3d86eb1fbb5f223 ]--- [ 137.569799] lkdtm: Negative detected: saturated # [ 137.251382] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 137.258220] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 137.264759] ------------[ cut here ]------------ # [ 137.269448] WARNING: CPU: 1 PID: 2878 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 137.278064] refcount_t: underflow; use-after-free. # [ 137.282907] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 137.312144] CPU: 1 PID: 2878 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 137.319896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.326431] Backtrace: # [ 137.328910] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.336494] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 137.342168] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.349495] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 137.356470] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c # [ 137.364229] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 137.371721] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c65a4000 # [ 137.377400] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 137.386459] r9:c1acc0d8 r8:c15e7d98 r7:c65a5f60 r6:0000001f r5:00000000 r4:c65a4000 # [ 137.394226] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 137.404687] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 137.416357] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.426279] r5:c63f6000 r4:00000031 # [ 137.429870] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.437890] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.445820] r9:c65a5f60 r8:c5368540 r7:0000001f r6:b6eac000 r5:c5b19a40 r4:c0c2d878 # [ 137.453579] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.461421] r9:c07f4cb4 r8:c65a5f60 r7:c2816000 r6:b6eac000 r5:c5b19a40 r4:00000000 # [ 137.469175] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.476320] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c65a4000 r5:c5b19a40 # [ 137.484155] r4:c5b19a40 # [ 137.486702] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.493848] r9:c65a4000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:0000001f r4:0000001f # [ 137.501606] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.509183] Exception stack(0xc65a5fa8 to 0xc65a5ff0) # [ 137.514247] 5fa0: 0000001f 0000001f 00000001 b6eac000 0000001f 00000000 # [ 137.522437] 5fc0: 0000001f 0000001f b6ff3e00 00000004 00000001 00000000 00020000 bedd4a54 # [ 137.530621] 5fe0: 00000004 bedd4788 b6f6194f b6ee7c66 # [ 137.535761] irq event stamp: 0 # [ 137.538838] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 137.544462] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 137.551993] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 137.559523] softirqs last disabled at (0): [<00000000>] 0x0 # [ 137.565160] ---[ end trace a3d86eb1fbb5f223 ]--- # [ 137.569799] 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 [ 138.126134] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 138.133083] lkdtm: attempting bad refcount_sub_and_test() below zero [ 138.139476] ------------[ cut here ]------------ [ 138.144199] WARNING: CPU: 1 PID: 2913 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 138.152801] refcount_t: underflow; use-after-free. [ 138.157607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 138.186843] CPU: 1 PID: 2913 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 138.194597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.201131] Backtrace: [ 138.203610] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 138.211191] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 138.216866] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 138.224192] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 138.231167] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c [ 138.238928] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 138.246421] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c6648000 [ 138.252098] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 138.261155] r9:c1acc0f8 r8:c15e7d98 r7:c6649f60 r6:0000001f r5:c63f6000 r4:c6648000 [ 138.268923] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 138.279382] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 138.291053] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.300973] r4:00000032 [ 138.303521] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.311542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.319473] r9:c6649f60 r8:c5368540 r7:0000001f r6:b6e38000 r5:c5aeb2c0 r4:c0c2d878 [ 138.327233] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.335074] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e38000 r5:c5aeb2c0 r4:00000000 [ 138.342829] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.349976] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c6648000 r5:c5aeb2c0 [ 138.357811] r4:c5aeb2c0 [ 138.360358] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.367505] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000001f r4:0000001f [ 138.375262] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.382838] Exception stack(0xc6649fa8 to 0xc6649ff0) [ 138.387901] 9fa0: 0000001f 0000001f 00000001 b6e38000 0000001f 00000000 [ 138.396091] 9fc0: 0000001f 0000001f b6f7fe00 00000004 00000001 00000000 00020000 befbca54 [ 138.404277] 9fe0: 00000004 befbc788 b6eed94f b6e73c66 [ 138.409422] irq event stamp: 0 [ 138.412531] hardirqs last enabled at (0): [<00000000>] 0x0 [ 138.418127] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 138.425672] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 138.433216] softirqs last disabled at (0): [<00000000>] 0x0 [ 138.438805] ---[ end trace a3d86eb1fbb5f224 ]--- [ 138.443471] lkdtm: Negative detected: saturated # [ 138.126134] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 138.133083] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 138.139476] ------------[ cut here ]------------ # [ 138.144199] WARNING: CPU: 1 PID: 2913 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 138.152801] refcount_t: underflow; use-after-free. # [ 138.157607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 138.186843] CPU: 1 PID: 2913 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 138.194597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.201131] Backtrace: # [ 138.203610] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.211191] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 138.216866] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.224192] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 138.231167] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c # [ 138.238928] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 138.246421] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c6648000 # [ 138.252098] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 138.261155] r9:c1acc0f8 r8:c15e7d98 r7:c6649f60 r6:0000001f r5:c63f6000 r4:c6648000 # [ 138.268923] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 138.279382] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 138.291053] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.300973] r4:00000032 # [ 138.303521] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.311542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.319473] r9:c6649f60 r8:c5368540 r7:0000001f r6:b6e38000 r5:c5aeb2c0 r4:c0c2d878 # [ 138.327233] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.335074] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e38000 r5:c5aeb2c0 r4:00000000 # [ 138.342829] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.349976] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c6648000 r5:c5aeb2c0 # [ 138.357811] r4:c5aeb2c0 # [ 138.360358] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.367505] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000001f r4:0000001f # [ 138.375262] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.382838] Exception stack(0xc6649fa8 to 0xc6649ff0) # [ 138.387901] 9fa0: 0000001f 0000001f 00000001 b6e38000 0000001f 00000000 # [ 138.396091] 9fc0: 0000001f 0000001f b6f7fe00 00000004 00000001 00000000 00020000 befbca54 # [ 138.404277] 9fe0: 00000004 befbc788 b6eed94f b6e73c66 # [ 138.409422] irq event stamp: 0 # [ 138.412531] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.418127] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 138.425672] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 138.433216] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.438805] ---[ end trace a3d86eb1fbb5f224 ]--- # [ 138.443471] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 138.998435] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 139.004256] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 139.010782] lkdtm: Good: zero detected [ 139.014569] lkdtm: Correctly stayed at zero [ 139.018789] lkdtm: attempting bad refcount_inc() from zero [ 139.024342] ------------[ cut here ]------------ [ 139.028997] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 139.037582] refcount_t: addition on 0; use-after-free. [ 139.042861] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 139.072099] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 139.079852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 139.086385] Backtrace: [ 139.088863] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 139.096446] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 139.102120] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 139.109447] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 139.116425] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a2014c [ 139.124185] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 139.131679] r7:00000019 r6:c1a2014c r5:c1a2015c r4:c5ed0000 [ 139.137357] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 139.146414] r9:c1acc118 r8:c15e7d98 r7:c5ed1f60 r6:00000012 r5:00000000 r4:c5ed0000 [ 139.154179] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 139.163857] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 139.173616] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 139.182411] r5:c5d4e000 r4:00000033 [ 139.186000] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 139.194022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 139.201951] r9:c5ed1f60 r8:c5368540 r7:00000012 r6:b6e7e000 r5:c5a26a00 r4:c0c2d878 [ 139.209711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 139.217552] r9:c07f4cb4 r8:c5ed1f60 r7:c2816000 r6:b6e7e000 r5:c5a26a00 r4:00000000 [ 139.225309] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 139.232455] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c5ed0000 r5:c5a26a00 [ 139.240291] r4:c5a26a00 [ 139.242837] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 139.249984] r9:c5ed0000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000012 r4:00000012 [ 139.257741] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 139.265317] Exception stack(0xc5ed1fa8 to 0xc5ed1ff0) [ 139.270381] 1fa0: 00000012 00000012 00000001 b6e7e000 00000012 00000000 [ 139.278569] 1fc0: 00000012 00000012 b6fc5e00 00000004 00000001 00000000 00020000 befeda54 [ 139.286754] 1fe0: 00000004 befed788 b6f3394f b6eb9c66 [ 139.291856] irq event stamp: 0 [ 139.294934] hardirqs last enabled at (0): [<00000000>] 0x0 [ 139.300562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 139.308067] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 139.315612] softirqs last disabled at (0): [<00000000>] 0x0 [ 139.321253] ---[ end trace a3d86eb1fbb5f225 ]--- [ 139.325887] lkdtm: Zero detected: saturated # [ 138.998435] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 139.004256] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 139.010782] lkdtm: Good: zero detected # [ 139.014569] lkdtm: Correctly stayed at zero # [ 139.018789] lkdtm: attempting bad refcount_inc() from zero # [ 139.024342] ------------[ cut here ]------------ # [ 139.028997] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 139.037582] refcount_t: addition on 0; use-after-free. # [ 139.042861] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 139.072099] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 139.079852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 139.086385] Backtrace: # [ 139.088863] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 139.096446] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 139.102120] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 139.109447] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 139.116425] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a2014c # [ 139.124185] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 139.131679] r7:00000019 r6:c1a2014c r5:c1a2015c r4:c5ed0000 # [ 139.137357] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 139.146414] r9:c1acc118 r8:c15e7d98 r7:c5ed1f60 r6:00000012 r5:00000000 r4:c5ed0000 # [ 139.154179] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 139.163857] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 139.173616] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.182411] r5:c5d4e000 r4:00000033 # [ 139.186000] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.194022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.201951] r9:c5ed1f60 r8:c5368540 r7:00000012 r6:b6e7e000 r5:c5a26a00 r4:c0c2d878 # [ 139.209711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 139.217552] r9:c07f4cb4 r8:c5ed1f60 r7:c2816000 r6:b6e7e000 r5:c5a26a00 r4:00000000 # [ 139.225309] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.232455] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c5ed0000 r5:c5a26a00 # [ 139.240291] r4:c5a26a00 # [ 139.242837] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.249984] r9:c5ed0000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000012 r4:00000012 # [ 139.257741] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.265317] Exception stack(0xc5ed1fa8 to 0xc5ed1ff0) # [ 139.270381] 1fa0: 00000012 00000012 00000001 b6e7e000 00000012 00000000 # [ 139.278569] 1fc0: 00000012 00000012 b6fc5e00 00000004 00000001 00000000 00020000 befeda54 # [ 139.286754] 1fe0: 00000004 befed788 b6f3394f b6eb9c66 # [ 139.291856] irq event stamp: 0 # [ 139.294934] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 139.300562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 139.308067] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 139.315612] softirqs last disabled at (0): [<00000000>] 0x0 # [ 139.321253] ---[ end trace a3d86eb1fbb5f225 ]--- # [ 139.325887] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 139.902931] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 139.908640] lkdtm: attempting safe refcount_add_not_zero() from zero [ 139.915172] lkdtm: Good: zero detected [ 139.918957] lkdtm: Correctly stayed at zero [ 139.923214] lkdtm: attempting bad refcount_add() from zero [ 139.928717] ------------[ cut here ]------------ [ 139.933432] WARNING: CPU: 1 PID: 2979 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 139.942017] refcount_t: addition on 0; use-after-free. [ 139.947178] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 139.976424] CPU: 1 PID: 2979 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 139.984177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 139.990711] Backtrace: [ 139.993191] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 140.000773] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 140.006449] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 140.013777] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 140.020751] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a2014c [ 140.028513] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 140.036006] r7:00000019 r6:c1a2014c r5:c1a2015c r4:c613c000 [ 140.041683] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 140.050740] r9:c1acc12c r8:c15e7d98 r7:c613df60 r6:00000012 r5:00000000 r4:c613c000 [ 140.058507] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 140.068185] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 140.077943] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 140.086736] r5:c63e9000 r4:00000034 [ 140.090330] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 140.098353] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 140.106282] r9:c613df60 r8:c5368540 r7:00000012 r6:b6e17000 r5:c5a7ab40 r4:c0c2d878 [ 140.114043] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 140.121884] r9:c07f4cb4 r8:c613df60 r7:c2816000 r6:b6e17000 r5:c5a7ab40 r4:00000000 [ 140.129640] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 140.136785] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c613c000 r5:c5a7ab40 [ 140.144621] r4:c5a7ab40 [ 140.147167] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 140.154314] r9:c613c000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000012 r4:00000012 [ 140.162072] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 140.169649] Exception stack(0xc613dfa8 to 0xc613dff0) [ 140.174712] dfa0: 00000012 00000012 00000001 b6e17000 00000012 00000000 [ 140.182901] dfc0: 00000012 00000012 b6f5ee00 00000004 00000001 00000000 00020000 bef3ca54 [ 140.191086] dfe0: 00000004 bef3c788 b6ecc94f b6e52c66 [ 140.196236] irq event stamp: 0 [ 140.199314] hardirqs last enabled at (0): [<00000000>] 0x0 [ 140.204949] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 140.212498] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 140.220019] softirqs last disabled at (0): [<00000000>] 0x0 [ 140.225663] ---[ end trace a3d86eb1fbb5f226 ]--- [ 140.230355] lkdtm: Zero detected: saturated # [ 139.902931] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 139.908640] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 139.915172] lkdtm: Good: zero detected # [ 139.918957] lkdtm: Correctly stayed at zero # [ 139.923214] lkdtm: attempting bad refcount_add() from zero # [ 139.928717] ------------[ cut here ]------------ # [ 139.933432] WARNING: CPU: 1 PID: 2979 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 139.942017] refcount_t: addition on 0; use-after-free. # [ 139.947178] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 139.976424] CPU: 1 PID: 2979 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 139.984177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 139.990711] Backtrace: # [ 139.993191] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 140.000773] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 140.006449] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 140.013777] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 140.020751] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a2014c # [ 140.028513] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 140.036006] r7:00000019 r6:c1a2014c r5:c1a2015c r4:c613c000 # [ 140.041683] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 140.050740] r9:c1acc12c r8:c15e7d98 r7:c613df60 r6:00000012 r5:00000000 r4:c613c000 # [ 140.058507] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 140.068185] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 140.077943] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.086736] r5:c63e9000 r4:00000034 # [ 140.090330] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.098353] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.106282] r9:c613df60 r8:c5368540 r7:00000012 r6:b6e17000 r5:c5a7ab40 r4:c0c2d878 # [ 140.114043] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 140.121884] r9:c07f4cb4 r8:c613df60 r7:c2816000 r6:b6e17000 r5:c5a7ab40 r4:00000000 # [ 140.129640] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.136785] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c613c000 r5:c5a7ab40 # [ 140.144621] r4:c5a7ab40 # [ 140.147167] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.154314] r9:c613c000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000012 r4:00000012 # [ 140.162072] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.169649] Exception stack(0xc613dfa8 to 0xc613dff0) # [ 140.174712] dfa0: 00000012 00000012 00000001 b6e17000 00000012 00000000 # [ 140.182901] dfc0: 00000012 00000012 b6f5ee00 00000004 00000001 00000000 00020000 bef3ca54 # [ 140.191086] dfe0: 00000004 bef3c788 b6ecc94f b6e52c66 # [ 140.196236] irq event stamp: 0 # [ 140.199314] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 140.204949] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 140.212498] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 140.220019] softirqs last disabled at (0): [<00000000>] 0x0 # [ 140.225663] ---[ end trace a3d86eb1fbb5f226 ]--- # [ 140.230355] 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 [ 140.803396] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 140.809544] lkdtm: attempting bad refcount_inc() from saturated [ 140.815580] ------------[ cut here ]------------ [ 140.820286] WARNING: CPU: 3 PID: 3016 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 140.828739] refcount_t: saturated; leaking memory. [ 140.833604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 140.862826] CPU: 3 PID: 3016 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 140.870579] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 140.877113] Backtrace: [ 140.879592] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 140.887174] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 140.892846] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 140.900175] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 140.907148] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c [ 140.914907] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 140.922400] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c5c80000 [ 140.928076] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 140.937045] r9:c1acc140 r8:c15e7d98 r7:c5c81f60 r6:00000017 r5:c66a4000 r4:c5c80000 [ 140.944812] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 140.954488] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 140.964680] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 140.973907] r4:00000035 [ 140.976456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 140.984478] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 140.992408] r9:c5c81f60 r8:c5368540 r7:00000017 r6:b6e50000 r5:c5b18280 r4:c0c2d878 [ 141.000168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.008011] r9:c07f4cb4 r8:c5c81f60 r7:c2816000 r6:b6e50000 r5:c5b18280 r4:00000000 [ 141.015765] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.022913] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5c80000 r5:c5b18280 [ 141.030749] r4:c5b18280 [ 141.033295] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.040441] r9:c5c80000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000017 r4:00000017 [ 141.048200] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.055777] Exception stack(0xc5c81fa8 to 0xc5c81ff0) [ 141.060843] 1fa0: 00000017 00000017 00000001 b6e50000 00000017 00000000 [ 141.069032] 1fc0: 00000017 00000017 b6f97e00 00000004 00000001 00000000 00020000 be888a54 [ 141.077217] 1fe0: 00000004 be888788 b6f0594f b6e8bc66 [ 141.082347] irq event stamp: 0 [ 141.085424] hardirqs last enabled at (0): [<00000000>] 0x0 [ 141.091051] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 141.098573] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 141.106154] softirqs last disabled at (0): [<00000000>] 0x0 [ 141.111812] ---[ end trace a3d86eb1fbb5f227 ]--- [ 141.116452] lkdtm: Saturation detected: still saturated # [ 140.803396] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 140.809544] lkdtm: attempting bad refcount_inc() from saturated # [ 140.815580] ------------[ cut here ]------------ # [ 140.820286] WARNING: CPU: 3 PID: 3016 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 140.828739] refcount_t: saturated; leaking memory. # [ 140.833604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 140.862826] CPU: 3 PID: 3016 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 140.870579] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 140.877113] Backtrace: # [ 140.879592] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 140.887174] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 140.892846] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 140.900175] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 140.907148] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c # [ 140.914907] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 140.922400] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c5c80000 # [ 140.928076] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 140.937045] r9:c1acc140 r8:c15e7d98 r7:c5c81f60 r6:00000017 r5:c66a4000 r4:c5c80000 # [ 140.944812] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 140.954488] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 140.964680] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.973907] r4:00000035 # [ 140.976456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.984478] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.992408] r9:c5c81f60 r8:c5368540 r7:00000017 r6:b6e50000 r5:c5b18280 r4:c0c2d878 # [ 141.000168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.008011] r9:c07f4cb4 r8:c5c81f60 r7:c2816000 r6:b6e50000 r5:c5b18280 r4:00000000 # [ 141.015765] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.022913] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5c80000 r5:c5b18280 # [ 141.030749] r4:c5b18280 # [ 141.033295] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.040441] r9:c5c80000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000017 r4:00000017 # [ 141.048200] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.055777] Exception stack(0xc5c81fa8 to 0xc5c81ff0) # [ 141.060843] 1fa0: 00000017 00000017 00000001 b6e50000 00000017 00000000 # [ 141.069032] 1fc0: 00000017 00000017 b6f97e00 00000004 00000001 00000000 00020000 be888a54 # [ 141.077217] 1fe0: 00000004 be888788 b6f0594f b6e8bc66 # [ 141.082347] irq event stamp: 0 # [ 141.085424] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 141.091051] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 141.098573] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 141.106154] softirqs last disabled at (0): [<00000000>] 0x0 # [ 141.111812] ---[ end trace a3d86eb1fbb5f227 ]--- # [ 141.116452] 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 [ 141.679146] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 141.685402] lkdtm: attempting bad refcount_dec() from saturated [ 141.691408] ------------[ cut here ]------------ [ 141.696062] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 141.704571] refcount_t: decrement hit 0; leaking memory. [ 141.709898] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 141.739302] CPU: 0 PID: 3051 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 141.747056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.753591] Backtrace: [ 141.756069] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 141.763654] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 141.769329] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 141.776656] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 141.783630] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c [ 141.791389] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 141.798882] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c645a000 [ 141.804559] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 141.813529] r9:c1acc158 r8:c15e7d98 r7:c645bf60 r6:00000017 r5:c5d4e000 r4:c645a000 [ 141.821292] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 141.830963] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 141.841158] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 141.850382] r4:00000036 [ 141.852932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 141.860954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 141.868884] r9:c645bf60 r8:c5368540 r7:00000017 r6:b6e7f000 r5:c5a27cc0 r4:c0c2d878 [ 141.876647] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.884488] r9:c07f4cb4 r8:c645bf60 r7:c2816000 r6:b6e7f000 r5:c5a27cc0 r4:00000000 [ 141.892242] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.899390] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c645a000 r5:c5a27cc0 [ 141.907226] r4:c5a27cc0 [ 141.909772] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.916918] r9:c645a000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000017 r4:00000017 [ 141.924675] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.932252] Exception stack(0xc645bfa8 to 0xc645bff0) [ 141.937315] bfa0: 00000017 00000017 00000001 b6e7f000 00000017 00000000 [ 141.945505] bfc0: 00000017 00000017 b6fc6e00 00000004 00000001 00000000 00020000 beee2a54 [ 141.953691] bfe0: 00000004 beee2788 b6f3494f b6ebac66 [ 141.958825] irq event stamp: 0 [ 141.961933] hardirqs last enabled at (0): [<00000000>] 0x0 [ 141.967528] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 141.975066] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 141.983105] softirqs last disabled at (0): [<00000000>] 0x0 [ 141.988754] ---[ end trace a3d86eb1fbb5f228 ]--- [ 141.993427] lkdtm: Saturation detected: still saturated # [ 141.679146] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 141.685402] lkdtm: attempting bad refcount_dec() from saturated # [ 141.691408] ------------[ cut here ]------------ # [ 141.696062] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 141.704571] refcount_t: decrement hit 0; leaking memory. # [ 141.709898] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 141.739302] CPU: 0 PID: 3051 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 141.747056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.753591] Backtrace: # [ 141.756069] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.763654] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 141.769329] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.776656] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 141.783630] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a2014c # [ 141.791389] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 141.798882] r7:0000001f r6:c1a2014c r5:c1a201b0 r4:c645a000 # [ 141.804559] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 141.813529] r9:c1acc158 r8:c15e7d98 r7:c645bf60 r6:00000017 r5:c5d4e000 r4:c645a000 # [ 141.821292] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 141.830963] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 141.841158] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.850382] r4:00000036 # [ 141.852932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.860954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.868884] r9:c645bf60 r8:c5368540 r7:00000017 r6:b6e7f000 r5:c5a27cc0 r4:c0c2d878 # [ 141.876647] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.884488] r9:c07f4cb4 r8:c645bf60 r7:c2816000 r6:b6e7f000 r5:c5a27cc0 r4:00000000 # [ 141.892242] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.899390] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c645a000 r5:c5a27cc0 # [ 141.907226] r4:c5a27cc0 # [ 141.909772] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.916918] r9:c645a000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000017 r4:00000017 # [ 141.924675] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.932252] Exception stack(0xc645bfa8 to 0xc645bff0) # [ 141.937315] bfa0: 00000017 00000017 00000001 b6e7f000 00000017 00000000 # [ 141.945505] bfc0: 00000017 00000017 b6fc6e00 00000004 00000001 00000000 00020000 beee2a54 # [ 141.953691] bfe0: 00000004 beee2788 b6f3494f b6ebac66 # [ 141.958825] irq event stamp: 0 # [ 141.961933] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 141.967528] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 141.975066] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 141.983105] softirqs last disabled at (0): [<00000000>] 0x0 # [ 141.988754] ---[ end trace a3d86eb1fbb5f228 ]--- # [ 141.993427] 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 [ 142.592456] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 142.598601] lkdtm: attempting bad refcount_dec() from saturated [ 142.604600] ------------[ cut here ]------------ [ 142.609255] WARNING: CPU: 1 PID: 3086 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 142.617767] refcount_t: saturated; leaking memory. [ 142.622619] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 142.651872] CPU: 1 PID: 3086 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 142.659625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 142.666159] Backtrace: [ 142.668638] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 142.676221] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 142.681894] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 142.689220] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 142.696195] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c [ 142.703953] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 142.711445] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c5f06000 [ 142.717123] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 142.726094] r9:c1acc170 r8:c15e7d98 r7:c5f07f60 r6:00000017 r5:c63fc000 r4:c5f06000 [ 142.733862] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 142.743538] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 142.753732] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.762957] r4:00000037 [ 142.765505] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 142.773526] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 142.781455] r9:c5f07f60 r8:c5368540 r7:00000017 r6:b6ded000 r5:c608db80 r4:c0c2d878 [ 142.789215] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 142.797058] r9:c07f4cb4 r8:c5f07f60 r7:c2816000 r6:b6ded000 r5:c608db80 r4:00000000 [ 142.804813] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 142.811961] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c5f06000 r5:c608db80 [ 142.819797] r4:c608db80 [ 142.822343] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 142.829490] r9:c5f06000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000017 r4:00000017 [ 142.837249] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 142.844826] Exception stack(0xc5f07fa8 to 0xc5f07ff0) [ 142.849889] 7fa0: 00000017 00000017 00000001 b6ded000 00000017 00000000 [ 142.858077] 7fc0: 00000017 00000017 b6f34e00 00000004 00000001 00000000 00020000 beeaaa54 [ 142.866263] 7fe0: 00000004 beeaa788 b6ea294f b6e28c66 [ 142.871395] irq event stamp: 0 [ 142.874480] hardirqs last enabled at (0): [<00000000>] 0x0 [ 142.880073] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 142.887631] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 142.895202] softirqs last disabled at (0): [<00000000>] 0x0 [ 142.900835] ---[ end trace a3d86eb1fbb5f229 ]--- [ 142.905472] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 142.592456] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 142.598601] lkdtm: attempting bad refcount_dec() from saturated # [ 142.604600] ------------[ cut here ]------------ # [ 142.609255] WARNING: CPU: 1 PID: 3086 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 142.617767] refcount_t: saturated; leaking memory. # [ 142.622619] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 142.651872] CPU: 1 PID: 3086 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 142.659625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 142.666159] Backtrace: # [ 142.668638] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 142.676221] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 142.681894] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 142.689220] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 142.696195] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a2014c # [ 142.703953] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 142.711445] r7:00000016 r6:c1a2014c r5:c1a20124 r4:c5f06000 # [ 142.717123] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 142.726094] r9:c1acc170 r8:c15e7d98 r7:c5f07f60 r6:00000017 r5:c63fc000 r4:c5f06000 # [ 142.733862] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 142.743538] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 142.753732] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.762957] r4:00000037 # [ 142.765505] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.773526] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.781455] r9:c5f07f60 r8:c5368540 r7:00000017 r6:b6ded000 r5:c608db80 r4:c0c2d878 # [ 142.789215] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 142.797058] r9:c07f4cb4 r8:c5f07f60 r7:c2816000 r6:b6ded000 r5:c608db80 r4:00000000 # [ 142.804813] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.811961] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c5f06000 r5:c608db80 # [ 142.819797] r4:c608db80 # [ 142.822343] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.829490] r9:c5f06000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000017 r4:00000017 # [ 142.837249] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.844826] Exception stack(0xc5f07fa8 to 0xc5f07ff0) # [ 142.849889] 7fa0: 00000017 00000017 00000001 b6ded000 00000017 00000000 # [ 142.858077] 7fc0: 00000017 00000017 b6f34e00 00000004 00000001 00000000 00020000 beeaaa54 # [ 142.866263] 7fe0: 00000004 beeaa788 b6ea294f b6e28c66 # [ 142.871395] irq event stamp: 0 # [ 142.874480] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 142.880073] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 142.887631] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 142.895202] softirqs last disabled at (0): [<00000000>] 0x0 # [ 142.900835] ---[ end trace a3d86eb1fbb5f229 ]--- # [ 142.905472] 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 [ 143.491868] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 143.498795] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 143.505632] ------------[ cut here ]------------ [ 143.510459] WARNING: CPU: 3 PID: 3118 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 143.518939] refcount_t: saturated; leaking memory. [ 143.523785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 143.553056] CPU: 3 PID: 3118 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 143.560809] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 143.567343] Backtrace: [ 143.569822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 143.577405] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 143.583078] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 143.590408] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 143.597384] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c [ 143.605145] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 143.612638] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c472e000 [ 143.618316] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 143.627286] r9:c1acc188 r8:c15e7d98 r7:c472ff60 r6:00000020 r5:c66a4000 r4:c0000000 [ 143.635053] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 143.645508] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 143.657251] r5:c66a4000 r4:c472e000 [ 143.660851] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 143.670859] r4:00000038 [ 143.673407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 143.681433] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 143.689362] r9:c472ff60 r8:c5368540 r7:00000020 r6:b6dd2000 r5:c5b18500 r4:c0c2d878 [ 143.697123] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 143.704966] r9:c07f4cb4 r8:c472ff60 r7:c2816000 r6:b6dd2000 r5:c5b18500 r4:00000000 [ 143.712721] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 143.719869] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c472e000 r5:c5b18500 [ 143.727707] r4:c5b18500 [ 143.730255] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 143.737403] r9:c472e000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 [ 143.745162] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.752740] Exception stack(0xc472ffa8 to 0xc472fff0) [ 143.757805] ffa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 [ 143.765995] ffc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 be873a54 [ 143.774180] ffe0: 00000004 be873788 b6e8794f b6e0dc66 [ 143.779320] irq event stamp: 0 [ 143.782438] hardirqs last enabled at (0): [<00000000>] 0x0 [ 143.788037] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 143.795575] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 143.803115] softirqs last disabled at (0): [<00000000>] 0x0 [ 143.808705] ---[ end trace a3d86eb1fbb5f22a ]--- [ 143.813371] lkdtm: Saturation detected: still saturated # [ 143.491868] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 143.498795] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 143.505632] ------------[ cut here ]------------ # [ 143.510459] WARNING: CPU: 3 PID: 3118 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 143.518939] refcount_t: saturated; leaking memory. # [ 143.523785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 143.553056] CPU: 3 PID: 3118 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 143.560809] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 143.567343] Backtrace: # [ 143.569822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.577405] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 143.583078] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.590408] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 143.597384] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c # [ 143.605145] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 143.612638] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c472e000 # [ 143.618316] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 143.627286] r9:c1acc188 r8:c15e7d98 r7:c472ff60 r6:00000020 r5:c66a4000 r4:c0000000 # [ 143.635053] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 143.645508] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 143.657251] r5:c66a4000 r4:c472e000 # [ 143.660851] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.670859] r4:00000038 # [ 143.673407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.681433] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.689362] r9:c472ff60 r8:c5368540 r7:00000020 r6:b6dd2000 r5:c5b18500 r4:c0c2d878 # [ 143.697123] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 143.704966] r9:c07f4cb4 r8:c472ff60 r7:c2816000 r6:b6dd2000 r5:c5b18500 r4:00000000 # [ 143.712721] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.719869] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c472e000 r5:c5b18500 # [ 143.727707] r4:c5b18500 # [ 143.730255] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.737403] r9:c472e000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 # [ 143.745162] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.752740] Exception stack(0xc472ffa8 to 0xc472fff0) # [ 143.757805] ffa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 # [ 143.765995] ffc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 be873a54 # [ 143.774180] ffe0: 00000004 be873788 b6e8794f b6e0dc66 # [ 143.779320] irq event stamp: 0 # [ 143.782438] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.788037] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 143.795575] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 143.803115] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.808705] ---[ end trace a3d86eb1fbb5f22a ]--- # [ 143.813371] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 144.398439] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 144.405454] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 144.412221] ------------[ cut here ]------------ [ 144.416877] WARNING: CPU: 3 PID: 3152 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 144.425374] refcount_t: saturated; leaking memory. [ 144.430180] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 144.459471] CPU: 3 PID: 3152 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 144.467225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 144.473758] Backtrace: [ 144.476237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 144.483819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 144.489494] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 144.496824] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 144.503799] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c [ 144.511559] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 144.519052] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c5bba000 [ 144.524729] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 144.533701] r9:c1acc1a8 r8:c15e7d98 r7:c5bbbf60 r6:00000020 r5:c5de0000 r4:c0000000 [ 144.541467] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 144.551922] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 144.563667] r5:c5de0000 r4:c5bba000 [ 144.567268] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.577275] r4:00000039 [ 144.579823] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.587845] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.595775] r9:c5bbbf60 r8:c5368540 r7:00000020 r6:b6dfc000 r5:c5a7b2c0 r4:c0c2d878 [ 144.603537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.611379] r9:c07f4cb4 r8:c5bbbf60 r7:c2816000 r6:b6dfc000 r5:c5a7b2c0 r4:00000000 [ 144.619134] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.626282] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5bba000 r5:c5a7b2c0 [ 144.634118] r4:c5a7b2c0 [ 144.636665] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.643813] r9:c5bba000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020 [ 144.651573] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.659150] Exception stack(0xc5bbbfa8 to 0xc5bbbff0) [ 144.664214] bfa0: 00000020 00000020 00000001 b6dfc000 00000020 00000000 [ 144.672406] bfc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 beaa7a54 [ 144.680591] bfe0: 00000004 beaa7788 b6eb194f b6e37c66 [ 144.685728] irq event stamp: 0 [ 144.688807] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.694446] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.701987] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.709516] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.715183] ---[ end trace a3d86eb1fbb5f22b ]--- [ 144.719840] lkdtm: Saturation detected: still saturated # [ 144.398439] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 144.405454] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 144.412221] ------------[ cut here ]------------ # [ 144.416877] WARNING: CPU: 3 PID: 3152 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 144.425374] refcount_t: saturated; leaking memory. # [ 144.430180] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 144.459471] CPU: 3 PID: 3152 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 144.467225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 144.473758] Backtrace: # [ 144.476237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.483819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 144.489494] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.496824] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 144.503799] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a2014c # [ 144.511559] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 144.519052] r7:00000013 r6:c1a2014c r5:c1a20124 r4:c5bba000 # [ 144.524729] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 144.533701] r9:c1acc1a8 r8:c15e7d98 r7:c5bbbf60 r6:00000020 r5:c5de0000 r4:c0000000 # [ 144.541467] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 144.551922] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 144.563667] r5:c5de0000 r4:c5bba000 # [ 144.567268] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.577275] r4:00000039 # [ 144.579823] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.587845] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.595775] r9:c5bbbf60 r8:c5368540 r7:00000020 r6:b6dfc000 r5:c5a7b2c0 r4:c0c2d878 # [ 144.603537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.611379] r9:c07f4cb4 r8:c5bbbf60 r7:c2816000 r6:b6dfc000 r5:c5a7b2c0 r4:00000000 # [ 144.619134] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.626282] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5bba000 r5:c5a7b2c0 # [ 144.634118] r4:c5a7b2c0 # [ 144.636665] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.643813] r9:c5bba000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020 # [ 144.651573] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.659150] Exception stack(0xc5bbbfa8 to 0xc5bbbff0) # [ 144.664214] bfa0: 00000020 00000020 00000001 b6dfc000 00000020 00000000 # [ 144.672406] bfc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 beaa7a54 # [ 144.680591] bfe0: 00000004 beaa7788 b6eb194f b6e37c66 # [ 144.685728] irq event stamp: 0 # [ 144.688807] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.694446] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.701987] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.709516] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.715183] ---[ end trace a3d86eb1fbb5f22b ]--- # [ 144.719840] 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 [ 145.310688] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 145.317622] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 145.324405] ------------[ cut here ]------------ [ 145.329061] WARNING: CPU: 0 PID: 3189 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 145.337659] refcount_t: underflow; use-after-free. [ 145.342519] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 145.371870] CPU: 0 PID: 3189 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 145.379624] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 145.386160] Backtrace: [ 145.388640] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 145.396224] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 145.401899] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 145.409229] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 145.416205] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c [ 145.423964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 145.431459] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c645a000 [ 145.437136] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 145.446194] r9:c1acc1c8 r8:c15e7d98 r7:c645bf60 r6:00000020 r5:c5d4f000 r4:c645a000 [ 145.453961] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 145.464420] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 145.476177] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 145.486183] r4:0000003a [ 145.488735] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 145.496758] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 145.504688] r9:c645bf60 r8:c5368540 r7:00000020 r6:b6eae000 r5:c5b188c0 r4:c0c2d878 [ 145.512447] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 145.520289] r9:c07f4cb4 r8:c645bf60 r7:c2816000 r6:b6eae000 r5:c5b188c0 r4:00000000 [ 145.528043] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 145.535191] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c645a000 r5:c5b188c0 [ 145.543026] r4:c5b188c0 [ 145.545573] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 145.552720] r9:c645a000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000020 r4:00000020 [ 145.560478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 145.568055] Exception stack(0xc645bfa8 to 0xc645bff0) [ 145.573120] bfa0: 00000020 00000020 00000001 b6eae000 00000020 00000000 [ 145.581311] bfc0: 00000020 00000020 b6ff5e00 00000004 00000001 00000000 00020000 bed92a54 [ 145.589500] bfe0: 00000004 bed92788 b6f6394f b6ee9c66 [ 145.594634] irq event stamp: 0 [ 145.597713] hardirqs last enabled at (0): [<00000000>] 0x0 [ 145.603344] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 145.610898] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 145.619160] softirqs last disabled at (0): [<00000000>] 0x0 [ 145.624831] ---[ end trace a3d86eb1fbb5f22c ]--- [ 145.629470] lkdtm: Saturation detected: still saturated # [ 145.310688] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 145.317622] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 145.324405] ------------[ cut here ]------------ # [ 145.329061] WARNING: CPU: 0 PID: 3189 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 145.337659] refcount_t: underflow; use-after-free. # [ 145.342519] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 145.371870] CPU: 0 PID: 3189 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 145.379624] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 145.386160] Backtrace: # [ 145.388640] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.396224] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 145.401899] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.409229] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 145.416205] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c # [ 145.423964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 145.431459] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c645a000 # [ 145.437136] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 145.446194] r9:c1acc1c8 r8:c15e7d98 r7:c645bf60 r6:00000020 r5:c5d4f000 r4:c645a000 # [ 145.453961] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 145.464420] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 145.476177] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.486183] r4:0000003a # [ 145.488735] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.496758] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.504688] r9:c645bf60 r8:c5368540 r7:00000020 r6:b6eae000 r5:c5b188c0 r4:c0c2d878 # [ 145.512447] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 145.520289] r9:c07f4cb4 r8:c645bf60 r7:c2816000 r6:b6eae000 r5:c5b188c0 r4:00000000 # [ 145.528043] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.535191] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c645a000 r5:c5b188c0 # [ 145.543026] r4:c5b188c0 # [ 145.545573] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.552720] r9:c645a000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000020 r4:00000020 # [ 145.560478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.568055] Exception stack(0xc645bfa8 to 0xc645bff0) # [ 145.573120] bfa0: 00000020 00000020 00000001 b6eae000 00000020 00000000 # [ 145.581311] bfc0: 00000020 00000020 b6ff5e00 00000004 00000001 00000000 00020000 bed92a54 # [ 145.589500] bfe0: 00000004 bed92788 b6f6394f b6ee9c66 # [ 145.594634] irq event stamp: 0 # [ 145.597713] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 145.603344] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 145.610898] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 145.619160] softirqs last disabled at (0): [<00000000>] 0x0 # [ 145.624831] ---[ end trace a3d86eb1fbb5f22c ]--- # [ 145.629470] 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 [ 146.232570] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 146.239496] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 146.246346] ------------[ cut here ]------------ [ 146.251133] WARNING: CPU: 2 PID: 3224 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 146.259701] refcount_t: underflow; use-after-free. [ 146.264565] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 146.293784] CPU: 2 PID: 3224 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 146.301538] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 146.308074] Backtrace: [ 146.310554] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 146.318136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 146.323811] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 146.331139] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 146.338113] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c [ 146.345872] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 146.353364] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c6648000 [ 146.359046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 146.368104] r9:c1acc1e8 r8:c15e7d98 r7:c6649f60 r6:00000020 r5:c5cda000 r4:c6648000 [ 146.375872] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 146.386334] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 146.398093] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 146.408102] r4:0000003b [ 146.410653] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 146.418675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 146.426606] r9:c6649f60 r8:c5368540 r7:00000020 r6:b6e8b000 r5:c6045180 r4:c0c2d878 [ 146.434368] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 146.442211] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e8b000 r5:c6045180 r4:00000000 [ 146.449966] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 146.457114] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c6648000 r5:c6045180 [ 146.464948] r4:c6045180 [ 146.467497] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 146.474644] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000020 r4:00000020 [ 146.482405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 146.489982] Exception stack(0xc6649fa8 to 0xc6649ff0) [ 146.495047] 9fa0: 00000020 00000020 00000001 b6e8b000 00000020 00000000 [ 146.503237] 9fc0: 00000020 00000020 b6fd2e00 00000004 00000001 00000000 00020000 bed3da54 [ 146.511424] 9fe0: 00000004 bed3d788 b6f4094f b6ec6c66 [ 146.516571] irq event stamp: 0 [ 146.519650] hardirqs last enabled at (0): [<00000000>] 0x0 [ 146.525282] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 146.532852] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 146.540446] softirqs last disabled at (0): [<00000000>] 0x0 [ 146.546062] ---[ end trace a3d86eb1fbb5f22d ]--- [ 146.550741] lkdtm: Saturation detected: still saturated # [ 146.232570] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 146.239496] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 146.246346] ------------[ cut here ]------------ # [ 146.251133] WARNING: CPU: 2 PID: 3224 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 146.259701] refcount_t: underflow; use-after-free. # [ 146.264565] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi parallel_display imx_ldb flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 146.293784] CPU: 2 PID: 3224 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 146.301538] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 146.308074] Backtrace: # [ 146.310554] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 146.318136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 146.323811] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 146.331139] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 146.338113] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a2014c # [ 146.345872] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 146.353364] r7:0000001c r6:c1a2014c r5:c1a20188 r4:c6648000 # [ 146.359046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 146.368104] r9:c1acc1e8 r8:c15e7d98 r7:c6649f60 r6:00000020 r5:c5cda000 r4:c6648000 # [ 146.375872] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 146.386334] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 146.398093] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.408102] r4:0000003b # [ 146.410653] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.418675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.426606] r9:c6649f60 r8:c5368540 r7:00000020 r6:b6e8b000 r5:c6045180 r4:c0c2d878 # [ 146.434368] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 146.442211] r9:c07f4cb4 r8:c6649f60 r7:c2816000 r6:b6e8b000 r5:c6045180 r4:00000000 # [ 146.449966] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.457114] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c6648000 r5:c6045180 # [ 146.464948] r4:c6045180 # [ 146.467497] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.474644] r9:c6648000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000020 r4:00000020 # [ 146.482405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.489982] Exception stack(0xc6649fa8 to 0xc6649ff0) # [ 146.495047] 9fa0: 00000020 00000020 00000001 b6e8b000 00000020 00000000 # [ 146.503237] 9fc0: 00000020 00000020 b6fd2e00 00000004 00000001 00000000 00020000 bed3da54 # [ 146.511424] 9fe0: 00000004 bed3d788 b6f4094f b6ec6c66 # [ 146.516571] irq event stamp: 0 # [ 146.519650] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 146.525282] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 146.532852] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 146.540446] softirqs last disabled at (0): [<00000000>] 0x0 # [ 146.546062] ---[ end trace a3d86eb1fbb5f22d ]--- # [ 146.550741] 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 [ 147.566369] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 147.572592] lkdtm: attempting good copy_to_user of correct size [ 147.578623] lkdtm: attempting bad copy_to_user of too large size # [ 147.566369] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 147.572592] lkdtm: attempting good copy_to_user of correct size # [ 147.578623] 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 [ 148.091816] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 148.098078] lkdtm: attempting good copy_from_user of correct size [ 148.104382] lkdtm: attempting bad copy_from_user of too large size # [ 148.091816] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 148.098078] lkdtm: attempting good copy_from_user of correct size # [ 148.104382] 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 [ 148.631875] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 148.638370] lkdtm: attempting good copy_to_user inside whitelist [ 148.644491] lkdtm: attempting bad copy_to_user outside whitelist # [ 148.631875] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 148.638370] lkdtm: attempting good copy_to_user inside whitelist # [ 148.644491] 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 [ 149.171730] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 149.178426] lkdtm: attempting good copy_from_user inside whitelist [ 149.184859] lkdtm: attempting bad copy_from_user outside whitelist # [ 149.171730] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 149.178426] lkdtm: attempting good copy_from_user inside whitelist # [ 149.184859] 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 [ 149.710364] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 149.716601] lkdtm: good_stack: c65a5e0c-c65a5e2c [ 149.721315] lkdtm: bad_stack : c65a5d84-c65a5da4 [ 149.725965] lkdtm: attempting good copy_to_user of local stack [ 149.731914] lkdtm: attempting bad copy_to_user of distant stack # [ 149.710364] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 149.716601] lkdtm: good_stack: c65a5e0c-c65a5e2c # [ 149.721315] lkdtm: bad_stack : c65a5d84-c65a5da4 # [ 149.725965] lkdtm: attempting good copy_to_user of local stack # [ 149.731914] 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 [ 150.250503] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 150.256888] lkdtm: good_stack: c6573e0c-c6573e2c [ 150.261579] lkdtm: bad_stack : c6573d84-c6573da4 [ 150.266228] lkdtm: attempting good copy_from_user of local stack [ 150.272336] lkdtm: attempting bad copy_from_user of distant stack # [ 150.250503] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 150.256888] lkdtm: good_stack: c6573e0c-c6573e2c # [ 150.261579] lkdtm: bad_stack : c6573d84-c6573da4 # [ 150.266228] lkdtm: attempting good copy_from_user of local stack # [ 150.272336] 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 [ 150.787320] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 150.793556] lkdtm: good_stack: c647de0c-c647de2c [ 150.798213] lkdtm: bad_stack : c647dffc-c647e01c [ 150.802985] lkdtm: attempting good copy_to_user of local stack [ 150.808932] lkdtm: attempting bad copy_to_user of distant stack # [ 150.787320] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 150.793556] lkdtm: good_stack: c647de0c-c647de2c # [ 150.798213] lkdtm: bad_stack : c647dffc-c647e01c # [ 150.802985] lkdtm: attempting good copy_to_user of local stack # [ 150.808932] 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 [ 151.319501] lkdtm: Performing direct entry USERCOPY_KERNEL [ 151.325105] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 [ 151.332264] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 [ 151.339076] lkdtm: FAIL: survived bad copy_to_user() # [ 151.319501] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 151.325105] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 # [ 151.332264] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 # [ 151.339076] 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 [ 151.893052] lkdtm: Performing direct entry STACKLEAK_ERASING [ 151.898767] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 151.905945] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 151.912906] lkdtm: FAIL: the thread stack is NOT properly erased [ 151.918936] CPU: 1 PID: 3589 Comm: cat Tainted: G D W 5.10.136-cip13 #1 [ 151.926687] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 151.933221] Backtrace: [ 151.935706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 151.943289] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 151.948962] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 151.956294] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 151.964833] r9:c1acc2f0 r8:c15e7d98 r7:c44b7f60 r6:c44b7e34 r5:c44b6000 r4:0000078d [ 151.972601] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 151.981402] r8:c15e7d98 r7:c44b7f60 r6:00000012 r5:c644a000 r4:00000046 [ 151.988120] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 151.996144] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 152.004074] r9:c44b7f60 r8:c5368540 r7:00000012 r6:b6e9f000 r5:c44d63c0 r4:c0c2d878 [ 152.011833] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 152.019675] r9:c07f4cb4 r8:c44b7f60 r7:c2816000 r6:b6e9f000 r5:c44d63c0 r4:00000000 [ 152.027430] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 152.034577] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c44b6000 r5:c44d63c0 [ 152.042414] r4:c44d63c0 [ 152.044961] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 152.052109] r9:c44b6000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000012 r4:00000012 [ 152.059870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 152.067447] Exception stack(0xc44b7fa8 to 0xc44b7ff0) [ 152.072512] 7fa0: 00000012 00000012 00000001 b6e9f000 00000012 00000000 [ 152.080705] 7fc0: 00000012 00000012 b6fe6e00 00000004 00000001 00000000 00020000 bec19a54 [ 152.088893] 7fe0: 00000004 bec19788 b6f5494f b6edac66 # [ 151.893052] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 151.898767] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 151.905945] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 151.912906] lkdtm: FAIL: the thread stack is NOT properly erased # [ 151.918936] CPU: 1 PID: 3589 Comm: cat Tainted: G D W 5.10.136-cip13 #1 # [ 151.926687] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 151.933221] Backtrace: # [ 151.935706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 151.943289] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 151.948962] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 151.956294] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 151.964833] r9:c1acc2f0 r8:c15e7d98 r7:c44b7f60 r6:c44b7e34 r5:c44b6000 r4:0000078d # [ 151.972601] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.981402] r8:c15e7d98 r7:c44b7f60 r6:00000012 r5:c644a000 r4:00000046 # [ 151.988120] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.996144] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 152.004074] r9:c44b7f60 r8:c5368540 r7:00000012 r6:b6e9f000 r5:c44d63c0 r4:c0c2d878 # [ 152.011833] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 152.019675] r9:c07f4cb4 r8:c44b7f60 r7:c2816000 r6:b6e9f000 r5:c44d63c0 r4:00000000 # [ 152.027430] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 152.034577] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c44b6000 r5:c44d63c0 # [ 152.042414] r4:c44d63c0 # [ 152.044961] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 152.052109] r9:c44b6000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000012 r4:00000012 # [ 152.059870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 152.067447] Exception stack(0xc44b7fa8 to 0xc44b7ff0) # [ 152.072512] 7fa0: 00000012 00000012 00000001 b6e9f000 00000012 00000000 # [ 152.080705] 7fc0: 00000012 00000012 b6fe6e00 00000004 00000001 00000000 00020000 bec19a54 # [ 152.088893] 7fe0: 00000004 bec19788 b6f5494f b6edac66 # 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 [ 152.625107] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 152.630951] lkdtm: Calling matched prototype ... [ 152.635606] lkdtm: Calling mismatched prototype ... [ 152.640632] lkdtm: Fail: survived mismatched prototype function call! # [ 152.625107] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 152.630951] lkdtm: Calling matched prototype ... # [ 152.635606] lkdtm: Calling mismatched prototype ... # [ 152.640632] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #