[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.36 (8 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 9305471/tftp-deploy-ywycutiy/kernel/zImage tftp 0x10000000 9305471/tftp-deploy-ywycutiy/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9305471/tftp-deploy-ywycutiy/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 5.6 MiB/s done Bytes transferred = 12341760 (bc5200 hex) => tftp 0x14000000 9305471/tftp-deploy-ywycutiy/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 9305471/tftp-deploy-ywycutiy/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9305471/tftp-deploy-ywycutiy/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############## 11.1 MiB/s done Bytes transferred = 15470832 (ec10f0 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 9305471/tftp-deploy-ywycutiy/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 9305471/tftp-deploy-ywycutiy/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9305471/tftp-deploy-ywycutiy/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9305471/extract-nfsrootfs-ml3htb6_,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9305471/extract-nfsrootfs-ml3htb6_,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: 15470768 Bytes = 14.8 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.167-cip26 (KernelCI@build-j1096712-arm-gcc-10-multi-v7-defconfig-kselftest-tvqn5) (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 Feb 23 21:47:03 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9305471/extract-nfsrootfs-ml3htb6_,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: 921412K/1048576K available (17408K kernel code, 2651K rwdata, 8096K rodata, 2048K init, 6691K bss, 61628K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55416 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004559] Console: colour dummy device 80x30 [ 0.004627] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004657] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004685] ... MAX_LOCK_DEPTH: 48 [ 0.004713] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004740] ... CLASSHASH_SIZE: 4096 [ 0.004767] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004794] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004819] ... CHAINHASH_SIZE: 32768 [ 0.004846] memory used by lock dependency info: 4061 kB [ 0.004873] memory used for stack traces: 2112 kB [ 0.004899] per task-struct memory footprint: 1536 bytes [ 0.005000] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005052] pid_max: default: 32768 minimum: 301 [ 0.005439] LSM: Security Framework initializing [ 0.005554] LSM support for eBPF active [ 0.005700] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005753] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008353] CPU: Testing write buffer coherency: ok [ 0.008486] CPU0: Spectre v2: using BPIALL workaround [ 0.009578] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013478] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015894] rcu: Hierarchical SRCU implementation. [ 0.025295] EFI services will not be available. [ 0.026617] smp: Bringing up secondary CPUs ... [ 0.029958] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029974] CPU1: Spectre v2: using BPIALL workaround [ 0.033994] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034009] CPU2: Spectre v2: using BPIALL workaround [ 0.037694] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037709] CPU3: Spectre v2: using BPIALL workaround [ 0.038576] smp: Brought up 1 node, 4 CPUs [ 0.038622] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038659] CPU: All CPU(s) started in SVC mode. [ 0.041560] devtmpfs: initialized [ 0.099441] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102108] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102185] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106961] pinctrl core: initialized pinctrl subsystem [ 0.113929] DMI not present or invalid. [ 0.116240] NET: Registered protocol family 16 [ 0.128037] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.137640] thermal_sys: Registered thermal governor 'step_wise' [ 0.138192] cpuidle: using governor menu [ 0.138718] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.858839] vdd1p1: supplied by regulator-dummy [ 0.889629] vdd3p0: supplied by regulator-dummy [ 0.919896] vdd2p5: supplied by regulator-dummy [ 0.950310] vddarm: supplied by regulator-dummy [ 0.981640] vddpu: supplied by regulator-dummy [ 1.011011] vddsoc: supplied by regulator-dummy [ 2.300112] No ATAGs? [ 2.301023] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.301109] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.320617] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.349625] Serial: AMBA PL011 UART driver [ 2.414143] Kprobes globally optimized [ 2.533043] iommu: Default domain type: Translated [ 2.535205] vgaarb: loaded [ 2.539966] SCSI subsystem initialized [ 2.542139] usbcore: registered new interface driver usbfs [ 2.542468] usbcore: registered new interface driver hub [ 2.542707] usbcore: registered new device driver usb [ 2.550316] i2c i2c-0: IMX I2C adapter registered [ 2.557407] i2c i2c-1: IMX I2C adapter registered [ 2.562032] i2c i2c-2: IMX I2C adapter registered [ 2.566637] pps_core: LinuxPPS API ver. 1 registered [ 2.566681] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.566782] PTP clock support registered [ 2.583073] clocksource: Switched to clocksource mxc_timer1 [ 4.326766] NET: Registered protocol family 2 [ 4.327587] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.330927] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.331108] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.331342] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.332786] TCP: Hash tables configured (established 8192 bind 8192) [ 4.333999] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.334363] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.334623] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.335369] NET: Registered protocol family 1 [ 4.338261] RPC: Registered named UNIX socket transport module. [ 4.338352] RPC: Registered udp transport module. [ 4.338393] RPC: Registered tcp transport module. [ 4.338434] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.338488] NET: Registered protocol family 44 [ 4.338559] PCI: CLS 0 bytes, default 64 [ 4.340998] Trying to unpack rootfs image as initramfs... [ 6.244355] Freeing initrd memory: 15112K [ 6.245589] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.246757] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.256060] Initialise system trusted keyrings [ 6.257304] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.309676] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.314091] NFS: Registering the id_resolver key type [ 6.314314] Key type id_resolver registered [ 6.314406] Key type id_legacy registered [ 6.315068] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.315172] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.315365] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.317561] Key type asymmetric registered [ 6.317686] Asymmetric key parser 'x509' registered [ 6.318118] bounce: pool size: 64 pages [ 6.318299] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.318403] io scheduler mq-deadline registered [ 6.318448] io scheduler kyber registered [ 6.319448] test_firmware: interface ready [ 6.497966] mxs-dma 110000.dma-apbh: initialized [ 6.562334] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.562598] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.820500] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.841309] SuperH (H)SCI(F) driver initialized [ 6.844385] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.849621] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.781084] printk: console [ttymxc1] enabled [ 7.792017] msm_serial: driver initialized [ 7.797283] STMicroelectronics ASC driver initialized [ 7.808929] STM32 USART driver initialized [ 7.835437] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.857624] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.866121] panel-simple panel-lcd: Specify missing connector_type [ 7.874032] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.929950] brd: module loaded [ 7.992738] loop: module loaded [ 7.999426] lkdtm: No crash points registered, enable through debugfs [ 8.021606] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.029663] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.037780] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.046057] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.054116] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.062311] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.070233] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.081653] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.088782] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.097686] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.112255] scsi host0: ahci-imx [ 8.118050] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.183312] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.196965] pps pps0: new PPS source ptp0 [ 8.243891] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.254598] e1000e: Intel(R) PRO/1000 Network Driver [ 8.259604] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.265861] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.271299] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.299007] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.306710] usbcore: registered new interface driver pegasus [ 8.312616] usbcore: registered new interface driver asix [ 8.318251] usbcore: registered new interface driver ax88179_178a [ 8.324579] usbcore: registered new interface driver cdc_ether [ 8.330651] usbcore: registered new interface driver smsc75xx [ 8.336719] usbcore: registered new interface driver smsc95xx [ 8.342643] usbcore: registered new interface driver net1080 [ 8.348545] usbcore: registered new interface driver cdc_subset [ 8.354731] usbcore: registered new interface driver zaurus [ 8.360582] usbcore: registered new interface driver cdc_ncm [ 8.379232] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.385930] ehci-pci: EHCI PCI platform driver [ 8.390564] ehci-platform: EHCI generic platform driver [ 8.396893] ehci-orion: EHCI orion driver [ 8.401848] SPEAr-ehci: EHCI SPEAr driver [ 8.406831] ehci-st: EHCI STMicroelectronics driver [ 8.412610] ehci-exynos: EHCI Exynos driver [ 8.417735] ehci-atmel: EHCI Atmel driver [ 8.422622] tegra-ehci: Tegra EHCI driver [ 8.427640] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.433979] ohci-pci: OHCI PCI platform driver [ 8.438613] ohci-platform: OHCI generic platform driver [ 8.444862] SPEAr-ohci: OHCI SPEAr driver [ 8.449765] ohci-st: OHCI STMicroelectronics driver [ 8.455595] ohci-atmel: OHCI Atmel driver [ 8.456170] ata1: SATA link down (SStatus 0 SControl 300) [ 8.463233] usbcore: registered new interface driver usb-storage [ 8.465461] ahci-imx 2200000.sata: no device found, disabling link. [ 8.477459] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.504185] i2c /dev entries driver [ 8.591092] sdhci: Secure Digital Host Controller Interface driver [ 8.597375] sdhci: Copyright(c) Pierre Ossman [ 8.611400] Synopsys Designware Multimedia Card Interface Driver [ 8.624993] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.634637] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.634643] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.644963] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.651983] ledtrig-cpu: registered to indicate activity on CPUs [ 8.661839] usbcore: registered new interface driver usbhid [ 8.667510] usbhid: USB HID core driver [ 8.673893] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.686022] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.697368] netem: version 1.3 [ 8.700715] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.708798] IPv4 over IPsec tunneling driver [ 8.718466] NET: Registered protocol family 10 [ 8.728834] Segment Routing with IPv6 [ 8.735874] mmc2: new high speed SDHC card at address aaaa [ 8.739370] NET: Registered protocol family 17 [ 8.745513] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.747845] Key type dns_resolver registered [ 8.768653] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.770805] ThumbEE CPU extension supported. [ 8.776364] GPT:29296874 != 31116287 [ 8.780696] Registering SWP/SWPB emulation handler [ 8.784264] GPT:Alternate GPT header not at the end of the disk. [ 8.795349] GPT:29296874 != 31116287 [ 8.796101] Loading compiled-in X.509 certificates [ 8.798999] GPT: Use GNU Parted to correct GPT errors. [ 8.809103] mmcblk2: p1 p2 p3 [ 8.987857] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.996368] panel-simple panel-lcd: Specify missing connector_type [ 9.009620] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.045996] imx_usb 2184200.usb: No over current polarity defined [ 9.059430] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.064826] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.093716] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.114805] hub 1-0:1.0: USB hub found [ 9.119170] hub 1-0:1.0: 1 port detected [ 9.135371] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.168011] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.176413] panel-simple panel-lcd: Specify missing connector_type [ 9.189701] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.220720] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.229062] panel-simple panel-lcd: Specify missing connector_type [ 9.242283] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.261980] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.291016] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.299355] panel-simple panel-lcd: Specify missing connector_type [ 9.312575] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.335083] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.513360] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.722909] hub 1-1:1.0: USB hub found [ 9.727642] hub 1-1:1.0: 3 ports detected [ 9.758273] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.766625] panel-simple panel-lcd: Specify missing connector_type [ 9.780081] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.475075] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.485049] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.513091] Sending DHCP requests ., OK [ 12.557536] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.36 [ 12.565850] IP-Config: Complete: [ 12.569169] device=eth0, hwaddr=00:19:b8:08:f1:1c, ipaddr=192.168.201.36, mask=255.255.255.0, gw=192.168.201.1 [ 12.579803] host=imx6q-sabrelite-lava-cbg-6, domain=lava-rack, nis-domain=(none) [ 12.587834] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 12.587881] nameserver0=192.168.201.1 [ 12.660092] Freeing unused kernel memory: 2048K [ 12.694905] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 16.738562] imx-ipuv3 2400000.ipu: IPUv3H probed [ 16.773424] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.783971] panel-simple panel-lcd: Specify missing connector_type [ 16.814190] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.837290] imx-ipuv3 2800000.ipu: IPUv3H probed [ 16.841203] CAN device driver interface [ 16.881413] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.890220] panel-simple panel-lcd: Specify missing connector_type [ 16.904879] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.936563] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.944978] panel-simple panel-lcd: Specify missing connector_type [ 16.994019] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.009200] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.018428] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.025132] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.034347] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.041798] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.048119] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.068112] caam 2100000.crypto: Entropy delay = 3200 [ 17.085827] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.103078] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.134182] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.190489] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.194942] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.198929] panel-simple panel-lcd: Specify missing connector_type [ 17.203216] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.216101] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.256215] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.303298] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.318285] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.325718] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.327427] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.337850] panel-simple panel-lcd: Specify missing connector_type [ 17.342853] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.358868] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.362609] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.370426] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.380557] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.389561] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.394086] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.398455] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.407220] panel-simple panel-lcd: Specify missing connector_type [ 17.418043] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.427349] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.497787] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.506541] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.515101] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.523594] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.539875] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.548645] panel-simple panel-lcd: Specify missing connector_type [ 17.562485] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.604962] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.613678] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.622189] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.630755] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.312322] caam algorithms registered in /proc/crypto [ 18.327526] caam 2100000.crypto: registering rng-caam [ 18.457039] random: crng init done [ 18.470124] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.478660] panel-simple panel-lcd: Specify missing connector_type [ 18.492203] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.528981] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.537467] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.545992] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.554428] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f1:1c mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.36 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-6 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 20.823884] systemd[1]: System time before build time, advancing clock. [ 21.114035] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 21.140695] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 21.211627] systemd[1]: Set hostname to . [ 22.881660] systemd[1]: Queued start job for default target Graphical Interface. [ 22.897640] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 22.948654] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 23.008936] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 23.057930] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 23.108865] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 23.158222] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 23.206149] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 23.219074] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 23.265871] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 23.303631] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 23.344161] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 23.384375] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 23.428876] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 23.537232] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 23.551211] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 23.610913] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 23.660763] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 23.715648] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 23.758676] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 23.817898] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 23.827221] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 23.850611] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 23.896869] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 23.952584] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 24.026985] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 24.095664] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 24.158153] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 24.203711] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 24.233560] systemd[1]: Starting Journal Service... Starting Journal Service... [ 24.251381] fuse: init (API version 7.32) [ 24.293821] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 24.353767] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 24.416564] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 24.487623] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 24.537707] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 24.584752] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 24.678060] systemd[1]: modprobe@configfs.service: Succeeded. [ 24.688449] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 24.739690] systemd[1]: modprobe@drm.service: Succeeded. [ 24.749616] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 24.789079] systemd[1]: modprobe@fuse.service: Succeeded. [ 24.799091] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 24.838740] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 24.878663] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 24.935305] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 24.993494] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 25.051935] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 25.061618] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 25.080702] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 25.135277] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 25.198566] systemd[1]: Starting Create System Users... Starting Create System Users... [ 25.253325] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 25.678992] systemd-journald[281]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... Starting Create Volatile Files and Directories... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Finished Coldplug All udev Devices. [ OK ] Found device /dev/ttymxc1. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.167-cip26 #1 SMP Thu Feb 23 21:47:03 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9305471/extract-nfsrootfs-ml3htb6_' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9305471/extract-nfsrootfs-ml3htb6_' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-9305471/environment . /lava-9305471/environment / # /lava-9305471/bin/lava-test-runner /lava-9305471/0 /lava-9305471/bin/lava-test-runner /lava-9305471/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-9305471/0/tests/0_timesync-off ++ cat uuid + UUID=9305471_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-9305471/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=9305471_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26-2-g1e87e7748b91/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-9305471/0/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: install_deps skipped --2023-02-23 21:59:07-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26-2-g1e87e7748b91/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: 1409620 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 26.60K 92.4KB/s kselftest.tar.xz 5%[> ] 77.50K 134KB/s kselftest.tar.xz 9%[> ] 132.65K 153KB/s kselftest.tar.xz 14%[=> ] 194.39K 168KB/s kselftest.tar.xz 18%[==> ] 254.26K 176KB/s kselftest.tar.xz 21%[===> ] 302.34K 174KB/s kselftest.tar.xz 25%[====> ] 344.76K 170KB/s kselftest.tar.xz 27%[====> ] 373.04K 161KB/s kselftest.tar.xz 28%[====> ] 398.50K 153KB/s kselftest.tar.xz 30%[=====> ] 423.46K 146KB/s kselftest.tar.xz 32%[=====> ] 440.92K 140KB/s eta 7s kselftest.tar.xz 33%[=====> ] 455.99K 135KB/s eta 7s kselftest.tar.xz 34%[=====> ] 478.61K 132KB/s eta 7s kselftest.tar.xz 35%[======> ] 494.65K 126KB/s eta 7s kselftest.tar.xz 37%[======> ] 522.93K 124KB/s eta 7s kselftest.tar.xz 39%[======> ] 543.66K 117KB/s eta 7s kselftest.tar.xz 40%[=======> ] 555.46K 113KB/s eta 7s kselftest.tar.xz 41%[=======> ] 575.25K 110KB/s eta 7s kselftest.tar.xz 42%[=======> ] 583.25K 106KB/s eta 7s kselftest.tar.xz 43%[=======> ] 596.46K 103KB/s eta 7s kselftest.tar.xz 44%[=======> ] 613.43K 97.0KB/s eta 7s kselftest.tar.xz 46%[========> ] 633.23K 90.6KB/s eta 8s kselftest.tar.xz 47%[========> ] 648.30K 82.1KB/s eta 8s kselftest.tar.xz 48%[========> ] 664.34K 74.4KB/s eta 8s kselftest.tar.xz 49%[========> ] 682.72K 64.7KB/s eta 8s kselftest.tar.xz 51%[=========> ] 707.69K 60.3KB/s eta 7s kselftest.tar.xz 53%[=========> ] 731.73K 61.4KB/s eta 7s kselftest.tar.xz 54%[=========> ] 748.70K 58.0KB/s eta 7s kselftest.tar.xz 55%[==========> ] 769.91K 58.6KB/s eta 7s kselftest.tar.xz 56%[==========> ] 779.81K 55.8KB/s eta 7s kselftest.tar.xz 58%[==========> ] 798.67K 56.3KB/s eta 7s kselftest.tar.xz 59%[==========> ] 815.64K 54.2KB/s eta 7s kselftest.tar.xz 60%[===========> ] 836.85K 55.8KB/s eta 6s kselftest.tar.xz 62%[===========> ] 859.48K 57.3KB/s eta 6s kselftest.tar.xz 63%[===========> ] 872.21K 57.2KB/s eta 6s kselftest.tar.xz 65%[============> ] 896.25K 60.4KB/s eta 6s kselftest.tar.xz 66%[============> ] 908.97K 60.2KB/s eta 6s kselftest.tar.xz 67%[============> ] 928.77K 61.3KB/s eta 6s kselftest.tar.xz 68%[============> ] 944.32K 62.1KB/s eta 6s kselftest.tar.xz 69%[============> ] 959.39K 61.0KB/s eta 6s kselftest.tar.xz 70%[=============> ] 975.43K 62.1KB/s eta 6s kselftest.tar.xz 71%[=============> ] 990.99K 60.8KB/s eta 5s kselftest.tar.xz 73%[=============> ] 1014K 63.4KB/s eta 5s kselftest.tar.xz 74%[=============> ] 1.01M 62.1KB/s eta 5s kselftest.tar.xz 76%[==============> ] 1.03M 65.6KB/s eta 5s kselftest.tar.xz 78%[==============> ] 1.05M 65.9KB/s eta 4s kselftest.tar.xz 80%[===============> ] 1.08M 69.3KB/s eta 4s kselftest.tar.xz 82%[===============> ] 1.10M 71.2KB/s eta 4s kselftest.tar.xz 84%[===============> ] 1.13M 73.2KB/s eta 4s kselftest.tar.xz 86%[================> ] 1.16M 74.5KB/s eta 2s kselftest.tar.xz 88%[================> ] 1.19M 79.5KB/s eta 2s kselftest.tar.xz 90%[=================> ] 1.22M 81.2KB/s eta 2s kselftest.tar.xz 92%[=================> ] 1.24M 80.1KB/s eta 2s kselftest.tar.xz 93%[=================> ] 1.26M 80.1KB/s eta 1s kselftest.tar.xz 94%[=================> ] 1.28M 78.8KB/s eta 1s kselftest.tar.xz 96%[==================> ] 1.30M 80.8KB/s eta 1s kselftest.tar.xz 98%[==================> ] 1.33M 82.8KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 84.1KB/s in 17s 2023-02-23 21:59:24 (81.8 KB/s) - 'kselftest.tar.xz' saved [1409620/1409620] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 75.804151] 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 [ 76.655806] lkdtm: Performing direct entry BUG [ 76.660524] ------------[ cut here ]------------ [ 76.665151] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 76.670383] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 76.675527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 76.704567] CPU: 3 PID: 716 Comm: cat Not tainted 5.10.167-cip26 #1 [ 76.710839] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 76.717381] PC is at lkdtm_BUG+0x14/0x18 [ 76.721313] LR is at lkdtm_do_action+0x2c/0x4c [ 76.725762] pc : [] lr : [] psr: a00e0013 [ 76.732033] sp : c6303e58 ip : c6303e68 fp : c6303e64 [ 76.737264] r10: 00000004 r9 : c1acc194 r8 : c15e88e4 [ 76.742493] r7 : c6303f60 r6 : 00000004 r5 : c650b000 r4 : 00000001 [ 76.749024] r3 : c0c35344 r2 : 37ddf654 r1 : ef7c05e0 r0 : c15e88ec [ 76.755557] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 76.762698] Control: 10c5387d Table: 1675404a DAC: 00000051 [ 76.768451] Process cat (pid: 716, stack limit = 0xc8c5aee1) [ 76.774116] Stack: (0xc6303e58 to 0xc6304000) [ 76.778480] 3e40: c6303e74 c6303e68 [ 76.786665] 3e60: c0c34dd8 c0c35350 c6303e9c c6303e78 c0c352d8 c0c34db8 c0c351b8 c63f2b40 [ 76.794849] 3e80: b6e3b000 00000004 c5317300 c6303f60 c6303ec4 c6303ea0 c07e1374 c0c351c4 [ 76.803034] 3ea0: 00000000 c63f2b40 b6e3b000 c2815800 c6303f60 c07e1310 c6303f5c c6303ec8 [ 76.811219] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6302000 [ 76.819404] 3ee0: b6e3b000 00020000 00000004 00000004 0001fffc c6303ee0 00000001 b6e3a000 [ 76.827589] 3f00: c62e1540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 76.835774] 3f20: 00000000 00000000 c136ee50 37ddf654 c205c8c0 c63f2b40 c63f2b40 c6302000 [ 76.843959] 3f40: b6e3b000 00000000 00000000 00000004 c6303f94 c6303f60 c0599770 c05990dc [ 76.852143] 3f60: 00000000 00000000 c6303fac 37ddf654 00000004 00000004 b6f82e00 00000004 [ 76.860328] 3f80: c03002e4 c6302000 c6303fa4 c6303f98 c0599800 c0599708 00000000 c6303fa8 [ 76.868513] 3fa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e3b000 00000004 00000000 [ 76.876697] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 [ 76.884882] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 800e0030 00000001 00000000 00000000 [ 76.893062] Backtrace: [ 76.895525] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 76.903108] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 76.911126] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 76.919052] r9:c6303f60 r8:c5317300 r7:00000004 r6:b6e3b000 r5:c63f2b40 r4:c0c351b8 [ 76.926809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 76.934650] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e3b000 r5:c63f2b40 r4:00000000 [ 76.942402] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 76.949547] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6302000 r5:c63f2b40 [ 76.957381] r4:c63f2b40 [ 76.959928] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 76.967073] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000004 r4:00000004 [ 76.974829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 76.982401] Exception stack(0xc6303fa8 to 0xc6303ff0) [ 76.987460] 3fa0: 00000004 00000004 00000001 b6e3b000 00000004 00000000 [ 76.995644] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 [ 77.003826] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 [ 77.008887] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 77.014991] ---[ end trace f1dc2883965ef01b ]--- [ 77.019615] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 77.028491] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 716, name: cat [ 77.036151] INFO: lockdep is turned off. [ 77.040078] irq event stamp: 1546 [ 77.043408] hardirqs last enabled at (1545): [] console_unlock+0x4b0/0x6c0 [ 77.051246] hardirqs last disabled at (1546): [] __und_svc+0x60/0x6c [ 77.058477] softirqs last enabled at (1114): [] __do_softirq+0x378/0x5fc [ 77.066142] softirqs last disabled at (1107): [] __irq_exit_rcu+0x178/0x1d0 [ 77.073979] CPU: 3 PID: 716 Comm: cat Tainted: G D 5.10.167-cip26 #1 [ 77.081637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 77.088169] Backtrace: [ 77.090635] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 77.098213] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f9f8 [ 77.103885] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 77.111212] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 77.118963] r9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19c86ec r4:c6302000 [ 77.126716] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 77.134550] r6:00000000 r5:00000031 r4:c19c86ec [ 77.139182] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 77.146931] r6:00000001 r5:c6302000 r4:c6770d80 [ 77.151566] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 77.158882] r8:0000000b r7:c1e0f8cc r6:ffffe000 r5:00000000 r4:c6770d80 [ 77.165595] [] (do_exit) from [] (make_task_dead+0x68/0x74) [ 77.172907] r7:c1e0f8cc [ 77.175453] [] (make_task_dead) from [] (die+0x370/0x37c) [ 77.182596] [] (die) from [] (do_undefinstr+0x170/0x240) [ 77.189652] r10:00000004 r9:c6302000 r8:c15e88e4 r7:00000000 r6:c6303dc8 r5:c0c35358 [ 77.197485] r4:e7f001f2 [ 77.200030] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 77.207950] Exception stack(0xc6303dc8 to 0xc6303e10) [ 77.213010] 3dc0: c15e88ec ef7c05e0 37ddf654 c0c35344 00000001 c650b000 [ 77.221195] 3de0: 00000004 c6303f60 c15e88e4 c1acc194 00000004 c6303e64 c6303e68 c6303e58 [ 77.229376] 3e00: c0c34dd8 c0c35358 a00e0013 ffffffff [ 77.234434] r7:c6303dfc r6:ffffffff r5:a00e0013 r4:c0c3535c [ 77.240103] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 77.247681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 77.255695] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 77.263620] r9:c6303f60 r8:c5317300 r7:00000004 r6:b6e3b000 r5:c63f2b40 r4:c0c351b8 [ 77.271374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 77.279211] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e3b000 r5:c63f2b40 r4:00000000 [ 77.286963] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 77.294106] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6302000 r5:c63f2b40 [ 77.301939] r4:c63f2b40 [ 77.304481] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 77.311625] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000004 r4:00000004 [ 77.319377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 77.326949] Exception stack(0xc6303fa8 to 0xc6303ff0) [ 77.332007] 3fa0: 00000004 00000004 00000001 b6e3b000 00000004 00000000 [ 77.340191] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 [ 77.348372] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 # Segmentation fault # [ 76.655806] lkdtm: Performing direct entry BUG # [ 76.660524] ------------[ cut here ]------------ # [ 76.665151] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 76.670383] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 76.675527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 76.704567] CPU: 3 PID: 716 Comm: cat Not tainted 5.10.167-cip26 #1 # [ 76.710839] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.717381] PC is at lkdtm_BUG+0x14/0x18 # [ 76.721313] LR is at lkdtm_do_action+0x2c/0x4c # [ 76.725762] pc : [] lr : [] psr: a00e0013 # [ 76.732033] sp : c6303e58 ip : c6303e68 fp : c6303e64 # [ 76.737264] r10: 00000004 r9 : c1acc194 r8 : c15e88e4 # [ 76.742493] r7 : c6303f60 r6 : 00000004 r5 : c650b000 r4 : 00000001 # [ 76.749024] r3 : c0c35344 r2 : 37ddf654 r1 : ef7c05e0 r0 : c15e88ec # [ 76.755557] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.762698] Control: 10c5387d Table: 1675404a DAC: 00000051 # [ 76.768451] Process cat (pid: 716, stack limit = 0xc8c5aee1) # [ 76.774116] Stack: (0xc6303e58 to 0xc6304000) # [ 76.778480] 3e40: c6303e74 c6303e68 # [ 76.786665] 3e60: c0c34dd8 c0c35350 c6303e9c c6303e78 c0c352d8 c0c34db8 c0c351b8 c63f2b40 # [ 76.794849] 3e80: b6e3b000 00000004 c5317300 c6303f60 c6303ec4 c6303ea0 c07e1374 c0c351c4 # [ 76.803034] 3ea0: 00000000 c63f2b40 b6e3b000 c2815800 c6303f60 c07e1310 c6303f5c c6303ec8 # [ 76.811219] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6302000 # [ 76.819404] 3ee0: b6e3b000 00020000 00000004 00000004 0001fffc c6303ee0 00000001 b6e3a000 # [ 76.827589] 3f00: c62e1540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.835774] 3f20: 00000000 00000000 c136ee50 37ddf654 c205c8c0 c63f2b40 c63f2b40 c6302000 # [ 76.843959] 3f40: b6e3b000 00000000 00000000 00000004 c6303f94 c6303f60 c0599770 c05990dc # [ 76.852143] 3f60: 00000000 00000000 c6303fac 37ddf654 00000004 00000004 b6f82e00 00000004 # [ 76.860328] 3f80: c03002e4 c6302000 c6303fa4 c6303f98 c0599800 c0599708 00000000 c6303fa8 # [ 76.868513] 3fa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e3b000 00000004 00000000 # [ 76.876697] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 # [ 76.884882] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 800e0030 00000001 00000000 00000000 # [ 76.893062] Backtrace: # [ 76.895525] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.903108] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 76.911126] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 76.919052] r9:c6303f60 r8:c5317300 r7:00000004 r6:b6e3b000 r5:c63f2b40 r4:c0c351b8 # [ 76.926809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 76.934650] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e3b000 r5:c63f2b40 r4:00000000 # [ 76.942402] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 76.949547] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6302000 r5:c63f2b40 # [ 76.957381] r4:c63f2b40 # [ 76.959928] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 76.967073] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000004 r4:00000004 # [ 76.974829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 76.982401] Exception stack(0xc6303fa8 to 0xc6303ff0) # [ 76.987460] 3fa0: 00000004 00000004 00000001 b6e3b000 00000004 00000000 # [ 76.995644] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 # [ 77.003826] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 # [ 77.008887] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 77.014991] ---[ end trace f1dc2883965ef01b ]--- # [ 77.[ 77.802618] lkdtm: Performing direct entry WARNING 019615] BUG: sleeping function ca[ 77.808667] ------------[ cut here ]------------ lled from invalid context at incl[ 77.816190] WARNING: CPU: 1 PID: 787 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c ude/linux/percpu-rwsem.h:49 # [ [ 77.827408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 77.028491] in_atomic(): 0, irqs[ 77.859185] CPU: 1 PID: 787 Comm: cat Tainted: G D W 5.10.167-cip26 #1 _disabled(): 128, non_block: 0, p[ 77.869582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) id: 716, name: cat # [ 77.0361[ 77.878968] Backtrace: 51] INFO: lockdep is turned off. [ 77.884290] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 77.040078] irq event stamp[ 77.894709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 : 1546 # [ 77.043408] hardirqs[ 77.903232] [] (show_stack) from [] (dump_stack+0xe0/0x100) last enabled at (1545): [] (dump_stack) from [] (__warn+0x98/0x14c) 1d8>] console_unlock+0x4b0/0x6c0 [ 77.923219] r9:00000009 r8:c0c353a4 r7:00000053 r6:00000009 r5:c0c353a4 r4:c1acc850 # [ 77.051246] hardirqs last d[ 77.933824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) isabled at (1546): [] _[ 77.944162] r7:00000053 r6:c1acc850 r5:00000000 r4:c6302000 _und_svc+0x60/0x6c # [ 77.0584[ 77.952685] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 77] softirqs last enabled at (11[ 77.963630] r9:c1acc198 r8:c15e88e4 r7:c6303f60 r6:00000008 r5:c6500000 r4:00000002 14): [] __do_softirq+0x[ 77.974234] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 378/0x5fc # [ 77.066142] softi[ 77.985011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) rqs last disabled at (1107): [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 35f1bc>] __irq_exit_rcu+0x178/0x1[ 78.006649] r9:c6303f60 r8:c5317300 r7:00000008 r6:b6e68000 r5:c5a09400 r4:c0c351b8 d0 # [ 77.073979] CPU: 3 PID: [ 78.017255] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 716 Comm: cat Tainted: G D [ 78.027938] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e68000 r5:c5a09400 r4:00000000 5.10.167-cip26 #1 # [ [ 78.038540] [] (vfs_write) from [] (ksys_write+0x74/0xec) 77.081637] Hardware name: Freesc[ 78.048534] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6302000 r5:c5a09400 ale i.MX6 Quad/DualLite (Device T[ 78.059219] r4:c5a09400 ree) # [ 77.088169] Backtrace:[ 78.064619] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 77.090635] [] [ 78.074612] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000008 r4:00000008 (dump_backtrace) from [[ 78.085216] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ] (show_stack+0x20/0x24) # [ 7[ 78.095639] Exception stack(0xc6303fa8 to 0xc6303ff0) 7.098213] r7:ffffffff r6:600e009[ 78.103555] 3fa0: 00000008 00000008 00000001 b6e68000 00000008 00000000 3 r5:00000000 r4:c1f0f9f8 # [ [ 78.114592] 3fc0: 00000008 00000008 b6fafe00 00000004 00000001 00000000 00020000 becb1a64 77.103885] [] (show_sta[ 78.125625] 3fe0: 00000004 becb1798 b6f1a4cf b6ea07e6 ck) from [] (dump_stack[ 78.133576] irq event stamp: 0 +0xe0/0x100) # [ 77.111212] [<[ 78.139459] hardirqs last enabled at (0): [<00000000>] 0x0 c1352fa8>] (dump_stack) from [] copy_process+0x5f8/0x1974 38e604>] (___might_sleep+0x1ac/0x[ 78.158277] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 2bc) # [ 77.118963] r9:600e00[ 78.168629] softirqs last disabled at (0): [<00000000>] 0x0 93 r8:0000000b r7:c035bd2c r6:000[ 78.177055] ---[ end trace f1dc2883965ef01c ]--- 00031 r5:c19c86ec r4:c6302000 # [ 77.126716] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 77.134550] r6:00000000 r5:00000031 r4:c19c86ec # [ 77.139182] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 77.146931] r6:00000001 r5:c6302000 r4:c6770d80 # [ 77.151566] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 77.158882] r8:0000000b r7:c1e0f8cc r6:ffffe000 r5:00000000 r4:c6770d80 # [ 77.165595] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 77.172907] r7:c1e0f8cc # [ 77.175453] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 77.182596] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 77.189652] r10:00000004 r9:c6302000 r8:c15e88e4 r7:00000000 r6:c6303dc8 r5:c0c35358 # [ 77.197485] r4:e7f001f2 # [ 77.200030] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 77.207950] Exception stack(0xc6303dc8 to 0xc6303e10) # [ 77.213010] 3dc0: c15e88ec ef7c05e0 37ddf654 c0c35344 00000001 c650b000 # [ 77.221195] 3de0: 00000004 c6303f60 c15e88e4 c1acc194 00000004 c6303e64 c6303e68 c6303e58 # [ 77.229376] 3e00: c0c34dd8 c0c35358 a00e0013 ffffffff # [ 77.234434] r7:c6303dfc r6:ffffffff r5:a00e0013 r4:c0c3535c # [ 77.240103] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.247681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.255695] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 77.263620] r9:c6303f60 r8:c5317300 r7:00000004 r6:b6e3b000 r5:c63f2b40 r4:c0c351b8 # [ 77.271374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 77.279211] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e3b000 r5:c63f2b40 r4:00000000 # [ 77.286963] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 77.294106] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6302000 r5:c63f2b40 # [ 77.301939] r4:c63f2b40 # [ 77.304481] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 77.311625] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000004 r4:00000004 # [ 77.319377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 77.326949] Exception stack(0xc6303fa8 to 0xc6303ff0) # [ 77.332007] 3fa0: 00000004 00000004 00000001 b6e3b000 00000004 00000000 # [ 77.340191] 3fc0: 00000004 00000004 b6f82e00 00000004 00000001 00000000 00020000 bec27a64 # [ 77.348372] 3fe0: 00000004 bec27798 b6eed4cf b6e737e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 77.802618] lkdtm: Performing direct entry WARNING # [ 77.808667] ------------[ cut here ]------------ # [ 77.816190] WARNING: CPU: 1 PID: 787 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 77.827408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 77.859185] CPU: 1 PID: 787 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 77.869582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.878968] Backtrace: # [ 77.884290] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 77.894709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 77.903232] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 77.913403] [] (dump[ 78.512951] lkdtm: Performing direct entry WARNING_MESSAGE _stack) from [] (__warn[ 78.521157] ------------[ cut here ]------------ +0x98/0x14c) # [ 77.923219] r[ 78.528935] WARNING: CPU: 3 PID: 822 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 9:00000009 r8:c0c353a4 r7:0000005[ 78.540716] Warning message trigger count: 2 3 r6:00000009 r5:c0c353a4 r4:c1ac[ 78.547873] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 c850 # [ 77.933824] [] (__warn) from [] (wa[ 78.589997] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) rn_slowpath_fmt+0x8c/0xa8) # [ [ 78.599388] Backtrace: 77.944162] r7:00000053 r6:c1acc[ 78.604712] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 850 r5:00000000 r4:c6302000 # [ [ 78.615135] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 77.952685] [] (warn_s[ 78.623661] [] (show_stack) from [] (dump_stack+0xe0/0x100) lowpath_fmt) from [] (l[ 78.633834] [] (dump_stack) from [] (__warn+0x98/0x14c) kdtm_WARNING+0x48/0x4c) # [ 77[ 78.643651] r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1acc850 .963630] r9:c1acc198 r8:c15e88e4[ 78.654260] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) r7:c6303f60 r6:00000008 r5:c6500[ 78.664600] r7:00000058 r6:c1acc850 r5:c1acc86c r4:c62a0000 000 r4:00000002 # [ 77.974234][ 78.673129] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [] (lkdtm_WARNING) fro[ 78.684771] r9:c1acc1a0 r8:c15e88e4 r7:c62a1f60 r6:00000010 r5:c650b000 r4:00000003 m [] (lkdtm_do_action+0[ 78.695379] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) x2c/0x4c) # [ 77.985011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 34dac>] (lkdtm_do_action) from [<[ 78.717721] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) c0c352d8>] (direct_entry+0x120/0x[ 78.728496] r9:c62a1f60 r8:c5317300 r7:00000010 r6:b6e51000 r5:c5e1f680 r4:c0c351b8 18c) # [ 77.995879] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) >] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 78.760400] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.006649] r9:c6303f60 r8:[ 78.770397] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c62a0000 r5:c5e1f680 c5317300 r7:00000008 r6:b6e68000 [ 78.781083] r4:c5e1f680 r5:c5a09400 r4:c0c351b8 # [ 78[ 78.786488] [] (ksys_write) from [] (sys_write+0x18/0x1c) .017255] [] (full_proxy[ 78.796482] r9:c62a0000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000010 r4:00000010 _write) from [] (vfs_wr[ 78.807090] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ite+0x10c/0x524) # [ 78.027938[ 78.817515] Exception stack(0xc62a1fa8 to 0xc62a1ff0) ] r9:c07e1310 r8:c6303f60 r7:c28[ 78.825434] 1fa0: 00000010 00000010 00000001 b6e51000 00000010 00000000 15800 r6:b6e68000 r5:c5a09400 r4:[ 78.836474] 1fc0: 00000010 00000010 b6f98e00 00000004 00000001 00000000 00020000 bee79a64 00000000 # [ 78.038540] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ [ 78.861348] hardirqs last enabled at (0): [<00000000>] 0x0 78.048534] r10:00000004 r9:0000[ 78.869867] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 0000 r8:00000000 r7:b6e68000 r6:c[ 78.880176] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 6302000 r5:c5a09400 # [ 78.059[ 78.890505] softirqs last disabled at (0): [<00000000>] 0x0 219] r4:c5a09400 # [ 78.06461[ 78.898939] ---[ end trace f1dc2883965ef01d ]--- 9] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 78.074612] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000008 r4:00000008 # [ 78.085216] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 78.095639] Exception stack(0xc6303fa8 to 0xc6303ff0) # [ 78.103555] 3fa0: 00000008 00000008 00000001 b6e68000 00000008 00000000 # [ 78.114592] 3fc0: 00000008 00000008 b6fafe00 00000004 00000001 00000000 00020000 becb1a64 # [ 78.125625] 3fe0: 00000004 becb1798 b6f1a4cf b6ea07e6 # [ 78.133576] irq event stamp: 0 # [ 78.139459] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 78.147952] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 78.158277] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 78.168629] softirqs last disabled at (0): [<00000000>] 0x0 # [ 78.177055] ---[ end trace f1dc2883965ef01c ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 78.512951] lkdtm: Performing direct entry WARNING_MESSAGE # [ 78.521157] ------------[ cut here ]------------ # [ 78.528935] WARNING: CPU: 3 PID: 822 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 78.540716] Warning message trigger count: 2 # [ 78.547873] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 78.579529] CPU: 3 PID: 822 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 78.589997] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.599388] Backtrace: # [ 78.604712] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 78.615135] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 78.623661] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 78.633834] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 78.643651] r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1acc850 # [ 78.654260] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 78.664600] r7:00000058 r6:c1acc850 r5:c1acc86c r4:c62a0000 # [ 78.673129] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 78.684771] r9:c1acc1a0 r8:c15e88e4 r7:c62a1f60 r6:00000010 r5:c650b000 r4:00000003 # [ 78.695379] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.706851] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.717721] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.728496] r9:c62a1f60 r8:c5317300 r7:00000010 r6:b6e51000 r5:c5e1f680 r4:c0c351b8 # [ 78.739105] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 78.749793] r9:c07e1310 r8:c62a1f60 r7:c2815800 r6:b6e51000 r5:c5e1f680 r4:00000000 # [ 78.760400] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.770397] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c62a0000 r5:c5e1f680 # [ 78.781083] r4:c5e1f680 # [ 78.786488] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 78.796482] r9:c62a0000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000010 r4:00000010 # [ 78.807090] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 78.817515] Exception stack(0xc62a1fa8 to 0xc62a1ff0) # [ 78.825434] 1f[ 79.231431] lkdtm: Performing direct entry EXCEPTION a0: 00000010 00[ 79.237312] 8<--- cut here --- 000010 00000001 b6e51000 00000010[ 79.243174] Unable to handle kernel NULL pointer dereference at virtual address 00000000 00000000 # [ 78.836474] 1fc0:[ 79.254107] pgd = 1400bee8 00000010 00000010 b6f98e00 00000[ 79.259698] [00000000] *pgd=00000000 004 00000001 00000000 00020000 be[ 79.266198] Internal error: Oops: 805 [#2] SMP ARM e79a64 # [ 78.847511] 1fe0: 00[ 79.273758] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 000004 bee79798 b6[f 0 3 47c9f. 305461] CPU: 1 PID: 854 Comm: cat Tainted: G D W 5.10.167-cip26 #1 6e897e6 #[ [ 7 9 .7381.582585] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 482] irq event stamp: 0[ #7 9.323551] PC is at lkdtm_EXCEPTION+0x18/0x20 78.861348][ h a r7d9i.r3q3s0 30] LR is at lkdtm_do_action+0x2c/0x4c last ena[b l e d7 9a.t3 3(606)7:] pc : [] lr : [] psr: a00e0013 [<0000000[0 > ] 709x.304 4 6#8 ] sp : c6717e58 ip : c6717e68 fp : c6717e64 [ 78.86[9 8 6 77]9 .h3a5r1d6i3r] r10: 0000000a r9 : c1acc1b0 r8 : c15e88e4 qs last d[i s a b7l9e.d3 5a8t5 9(] r7 : c6717f60 r6 : 0000000a r5 : c6500000 r4 : 00000004 0): [3]6 68c5o9p r3 : 00000000 r2 : 2c085880 r1 : ef7965e0 r0 : c15e8904 y_process+0x[5 f 8 /709x.1397754036] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.8[8 0 1 7769]. 3s8o4f0t7] Control: 10c5387d Table: 1670804a DAC: 00000051 irqs last enab[l e d7 9a.t3 9(1646] Process cat (pid: 854, stack limit = 0x96ef3874) ): [9]9 2c9o7p] Stack: (0xc6717e58 to 0xc6718000) _process+0x5[f 8 / 07x91.947045 306] 7e40: c6717e74 c6717e68 # [ 78.890[5 0 5 ]7 9s.o4f1t5i393] 7e60: c0c34dd8 c0c35408 c6717e9c c6717e78 c0c352d8 c0c34db8 c0c351b8 c62e0640 qs last disabled [a t (709.)4:25479] 7e80: b6e48000 0000000a c5317300 c6717f60 c6717ec4 c6717ea0 c07e1374 c0c351c4 [<00000000>] 0[x 0 7#9 .[4 3 5737] 7ea0: 00000000 c62e0640 b6e48000 c2815800 c6717f60 c07e1310 c6717f5c c6717ec8 78.898939] ---[ [e n d 7t9r.a4c45909] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6716000 f1dc2883965[e f 0 17d9 .]4-5-6-168] 7ee0: b6e48000 00020000 00000004 0000000a 0001fff6 c6717ee0 00000001 b6e47000 # WARNING_[M E S S7A9G.E4:6 6s2a5] 7f00: c5b49cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 w 'message t[r i g g7e9r.'4:7 6o257] 7f20: 00000000 00000000 c136ee50 2c085880 c205c8c0 c62e0640 c62e0640 c6716000 ok 4 selftests[: l k7d9t.m4:86345] 7f40: b6e48000 00000000 00000000 00000004 c6717f94 c6717f60 c0599770 c05990dc WARNING_MESSAG[E . s7h9 . 4#9 6s04] 7f60: 00000000 00000000 c6717fac 2c085880 0000000a 0000000a b6f8fe00 00000004 elftests: lkdtm: [E X C E7P9T.I506689] 7f80: c03002e4 c6716000 c6717fa4 c6717f98 c0599800 c0599708 00000000 c6717fa8 N.sh [ 79.516947] 7fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e48000 0000000a 00000000 [ 79.525645] 7fc0: 0000000a 0000000a b6f8fe00 00000004 00000001 00000000 00020000 be89aa64 [ 79.533831] 7fe0: 00000004 be89a798 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 [ 79.542013] Backtrace: [ 79.544484] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 79.552591] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 79.560612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.568539] r9:c6717f60 r8:c5317300 r7:0000000a r6:b6e48000 r5:c62e0640 r4:c0c351b8 [ 79.576301] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 79.584141] r9:c07e1310 r8:c6717f60 r7:c2815800 r6:b6e48000 r5:c62e0640 r4:00000000 [ 79.591894] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.599040] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6716000 r5:c62e0640 [ 79.606874] r4:c62e0640 [ 79.609419] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.616564] r9:c6716000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000000a r4:0000000a [ 79.624320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.631894] Exception stack(0xc6717fa8 to 0xc6717ff0) [ 79.636955] 7fa0: 0000000a 0000000a 00000001 b6e48000 0000000a 00000000 [ 79.645141] 7fc0: 0000000a 0000000a b6f8fe00 00000004 00000001 00000000 00020000 be89aa64 [ 79.653325] 7fe0: 00000004 be89a798 b6efa4cf b6e807e6 [ 79.658386] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 79.664554] ---[ end trace f1dc2883965ef01e ]--- # Segmentation fault # [ 79.231431] lkdtm: Performing direct entry EXCEPTION # [ 79.237312] 8<--- cut here --- # [ 79.243174] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 79.254107] pgd = 1400bee8 # [ 79.259698] [00000000] *pgd=00000000 # [ 79.266198] Internal error: Oops: 805 [#2] SMP ARM # [ 79.273758] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 79.305461] CPU: 1 PID: 854 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 79.315280] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.323551] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 79.330330] LR is at lkdtm_do_action+0x2c/0x4c # [ 79.336679] pc : [] lr : [] psr: a00e0013 # [ 79.344681] sp : c6717e58 ip : c6717e68 fp : c6717e64 # [ 79.351639] r10: 0000000a r9 : c1acc1b0 r8 : c15e88e4 # [ 79.358599] r7 : c6717f60 r6 : 0000000a r5 : c6500000 r4 : 00000004 # [ 79.366859] r3 : 00000000 r2 : 2c085880 r1 : ef7965e0 r0 : c15e8904 # [ 79.375036] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.384077] Control: 10c5387d Table: 1670804a DAC: 00000051 # [ 79.391646] Process cat (pid: 854, stack limit = 0x96ef3874) # [ 79.399297] Stack: (0xc6717e58 to 0xc6718000) # [ 79.405306] 7e40: c6717e74 c6717e68 # [ 79.415393] 7e60: c0c34dd8 c0c35408 c6717e9c c6717e78 c0c352d8 c0c34db8 c0c351b8 c62e0640 # [ 79.425479] 7e80: b6e48000 0000000a c5317300 c6717f60 c6717ec4 c6717ea0 c07e1374 c0c351c4 # [ 79.435737] 7ea0: 00000000 c62e0640 b6e48000 c2815800 c6717f60 c07e1310 c6717f5c c6717ec8 # [ 79.445909] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6716000 # [ 79.456168] 7ee0: b6e48000 00020000 00000004 0000000a 0001fff6 c6717ee0 00000001 b6e47000 # [ 79.466255] 7f00: c5b49cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.476257] 7f20: 00000000 00000000 c136ee50 2c085880 c205c8c0 c62e0640 c62e0640 c6716000 # [ 79.486345] 7f40: b6e48000 00000000 00000000 00000004 c6717f94 c6717f60 c0599770 c05990dc # [ 79.496604] 7f60: 00000000 00000000 c6717fac 2c085880 0000000a 0000000a b6f8fe00 00000004 # [ 79.506689] 7f80: c03002e4 c6716000 c6717fa4 c6717f98 c0599800 c0599708 00000000 c6717fa8 # [ 79.516947] 7fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e48000 0000000a 00000000 # [ 79.525645] 7fc0: 0000000a 0000000a b6f8fe00 00000004 00000001 00000000 00020000 be89aa64 # [ 79.533831] 7fe0: 00000004 be89a798 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 # [ 79.542013] Backtrace: # [ 79.544484] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.552591] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.560612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.568539] r9:c6717f60 r8:c5317300 r7:0000000a r6:b6e48000 r5:c62e0640 r4:c0c351b8 # [ 79.576301] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.584141] r9:c07e1310 r8:c6717f60 r7:c2815800 r6:b6e48000 r5:c62e0640 r4:00000000 # [ 79.591894] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.599040] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6716000 r5:c62e0640 # [ 79.606874] r4:c62e0640 # [ 79.609419] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.616564] r9:c6716000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000000a r4:0000000a # [ 79.624320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.631894] Exception stack(0xc6717fa8 to 0xc6717ff0) # [ 79.636955] 7fa0: 0000000a 0000000a 00000001 b6e48000 0000000a 00000000 # [ 79.645141] 7fc0: 0000000a 0000000a b6f8fe00 00000004 00000001 00000000 00020000 be89aa64 # [ 79.653325] 7fe0: 00000004 be89a798 b6efa4cf b6e807e6 # [ 79.658386] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 79.664554] ---[ end trace f1dc2883965ef01e ]--- # 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 [ 80.814469] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 80.820062] lkdtm: attempting good list addition [ 80.824835] lkdtm: attempting corrupted list addition [ 80.829926] lkdtm: list_add() corruption not detected! # [ 80.814469] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 80.820062] lkdtm: attempting good list addition # [ 80.824835] lkdtm: attempting corrupted list addition # [ 80.829926] 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 [ 81.166853] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 81.172446] lkdtm: attempting good list removal [ 81.177222] lkdtm: attempting corrupted list removal [ 81.183219] lkdtm: list_del() corruption not detected! # [ 81.166853] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 81.172446] lkdtm: attempting good list removal # [ 81.177222] lkdtm: attempting corrupted list removal # [ 81.183219] 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 [ 81.502176] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 81.508738] lkdtm: attempting bad read from page below current stack [ 81.515197] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 81.502176] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 81.508738] lkdtm: attempting bad read from page below current stack # [ 81.515197] 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 [ 81.822519] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 81.828963] lkdtm: attempting bad read from page above current stack [ 81.835384] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 81.822519] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 81.828963] lkdtm: attempting bad read from page above current stack # [ 81.835384] 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 [ 82.151904] lkdtm: Performing direct entry UNSET_SMEP [ 82.157055] lkdtm: XFAIL: this test is x86_64-only # [ 82.151904] lkdtm: Performing direct entry UNSET_SMEP # [ 82.157055] 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 [ 82.462574] lkdtm: Performing direct entry DOUBLE_FAULT [ 82.467902] lkdtm: XFAIL: this test is ia32-only # [ 82.462574] lkdtm: Performing direct entry DOUBLE_FAULT # [ 82.467902] 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 [ 82.782112] lkdtm: Performing direct entry CORRUPT_PAC [ 82.787339] lkdtm: XFAIL: this test is arm64-only # [ 82.782112] lkdtm: Performing direct entry CORRUPT_PAC # [ 82.787339] 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 [ 83.116920] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 83.123463] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 83.116920] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 83.123463] 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 [ 83.839459] lkdtm: Performing direct entry READ_AFTER_FREE [ 83.845089] lkdtm: Value in memory before free: 12345678 [ 83.850416] lkdtm: Attempting bad read from freed memory [ 83.855850] lkdtm: Memory was not poisoned # [ 83.839459] lkdtm: Performing direct entry READ_AFTER_FREE # [ 83.845089] lkdtm: Value in memory before free: 12345678 # [ 83.850416] lkdtm: Attempting bad read from freed memory # [ 83.855850] 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 [ 84.388249] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 84.394353] lkdtm: Value in memory before free: 12345678 [ 84.399679] lkdtm: Attempting to read from freed memory [ 84.404964] lkdtm: Buddy page was not poisoned # [ 84.388249] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 84.394353] lkdtm: Value in memory before free: 12345678 # [ 84.399679] lkdtm: Attempting to read from freed memory # [ 84.404964] 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 [ 84.748118] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 84.753823] lkdtm: Attempting double slab free ... # [ 84.748118] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 84.753823] 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 [ 85.091754] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 85.097514] lkdtm: Attempting cross-cache slab free ... # [ 85.091754] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 85.097514] 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 [ 85.437266] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 85.442688] lkdtm: Attempting non-Slab slab free ... # [ 85.437266] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 85.442688] 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 [ 86.515606] lkdtm: Performing direct entry EXEC_DATA [ 86.520595] lkdtm: attempting ok execution at c0c35b48 [ 86.525839] lkdtm: attempting bad execution at c26f696c [ 86.531081] 8<--- cut here --- [ 86.534143] Unable to handle kernel paging request at virtual address c26f696c [ 86.541373] pgd = 0c3ea04a [ 86.544088] [c26f696c] *pgd=1261141e(bad) [ 86.548121] Internal error: Oops: 8000000d [#3] SMP ARM [ 86.553352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 86.582391] CPU: 1 PID: 1698 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 86.590138] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 86.596680] PC is at data_area+0x0/0x40 [ 86.600531] LR is at execute_location+0xa4/0xb4 [ 86.605068] pc : [] lr : [] psr: 600e0013 [ 86.611341] sp : c59c9e38 ip : 00000027 fp : c59c9e54 [ 86.616570] r10: 0000000a r9 : c1acc394 r8 : c15e88e4 [ 86.621799] r7 : c59c9f60 r6 : 00000001 r5 : c26f696c r4 : c0c35b48 [ 86.628329] r3 : 43afe04c r2 : 43afe04c r1 : ef7965e4 r0 : 0000002b [ 86.634863] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 86.642003] Control: 10c5387d Table: 164cc04a DAC: 00000051 [ 86.647756] Process cat (pid: 1698, stack limit = 0xbca03c31) [ 86.653508] Stack: (0xc59c9e38 to 0xc59ca000) [ 86.657872] 9e20: 0000001f c5c2d000 [ 86.666058] 9e40: 0000000a c59c9f60 c59c9e64 c59c9e58 c13597c4 c13595c0 c59c9e74 c59c9e68 [ 86.674245] 9e60: c0c34dd8 c13597ac c59c9e9c c59c9e78 c0c352d8 c0c34db8 c0c351b8 c5a18c80 [ 86.682430] 9e80: b6e38000 0000000a c5317300 c59c9f60 c59c9ec4 c59c9ea0 c07e1374 c0c351c4 [ 86.690615] 9ea0: 00000000 c5a18c80 b6e38000 c2815800 c59c9f60 c07e1310 c59c9f5c c59c9ec8 [ 86.698800] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c59c8000 [ 86.706984] 9ee0: b6e38000 00020000 00000004 0000000a 0001fff6 c59c9ee0 00000001 b6e37000 [ 86.715170] 9f00: c5ae23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 86.723353] 9f20: 00000000 00000000 c136ee50 43afe04c c205c8c0 c5a18c80 c5a18c80 c59c8000 [ 86.731539] 9f40: b6e38000 00000000 00000000 00000004 c59c9f94 c59c9f60 c0599770 c05990dc [ 86.739724] 9f60: 00000000 00000000 c59c9fac 43afe04c 0000000a 0000000a b6f7fe00 00000004 [ 86.747908] 9f80: c03002e4 c59c8000 c59c9fa4 c59c9f98 c0599800 c0599708 00000000 c59c9fa8 [ 86.756092] 9fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e38000 0000000a 00000000 [ 86.764277] 9fc0: 0000000a 0000000a b6f7fe00 00000004 00000001 00000000 00020000 bebd9a64 [ 86.772461] 9fe0: 00000004 bebd9798 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 [ 86.780640] Backtrace: [ 86.783107] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 86.791294] r7:c59c9f60 r6:0000000a r5:c5c2d000 r4:0000001f [ 86.796966] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 86.805069] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 86.813088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 86.821013] r9:c59c9f60 r8:c5317300 r7:0000000a r6:b6e38000 r5:c5a18c80 r4:c0c351b8 [ 86.828771] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 86.836610] r9:c07e1310 r8:c59c9f60 r7:c2815800 r6:b6e38000 r5:c5a18c80 r4:00000000 [ 86.844362] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 86.851506] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59c8000 r5:c5a18c80 [ 86.859338] r4:c5a18c80 [ 86.861883] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 86.869025] r9:c59c8000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000a r4:0000000a [ 86.876781] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 86.884355] Exception stack(0xc59c9fa8 to 0xc59c9ff0) [ 86.889414] 9fa0: 0000000a 0000000a 00000001 b6e38000 0000000a 00000000 [ 86.897600] 9fc0: 0000000a 0000000a b6f7fe00 00000004 00000001 00000000 00020000 bebd9a64 [ 86.905784] 9fe0: 00000004 bebd9798 b6eea4cf b6e707e6 [ 86.910845] Code: 00000000 c2dca9c0 c2dcaa80 c2dcab40 (e1a0c00d) [ 86.916949] ---[ end trace f1dc2883965ef01f ]--- # Segmentation fault # [ 86.515606] lkdtm: Performing direct entry EXEC_DATA # [ 86.520595] lkdtm: attempting ok execution at c0c35b48 # [ 86.525839] lkdtm: attempting bad execution at c26f696c # [ 86.531081] 8<--- cut here --- # [ 86.534143] Unable to handle kernel paging request at virtual address c26f696c # [ 86.541373] pgd = 0c3ea04a # [ 86.544088] [c26f696c] *pgd=1261141e(bad) # [ 86.548121] Internal error: Oops: 8000000d [#3] SMP ARM # [ 86.553352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 86.582391] CPU: 1 PID: 1698 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 86.590138] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.596680] PC is at data_area+0x0/0x40 # [ 86.600531] LR is at execute_location+0xa4/0xb4 # [ 86.605068] pc : [] lr : [] psr: 600e0013 # [ 86.611341] sp : c59c9e38 ip : 00000027 fp : c59c9e54 # [ 86.616570] r10: 0000000a r9 : c1acc394 r8 : c15e88e4 # [ 86.621799] r7 : c59c9f60 r6 : 00000001 r5 : c26f696c r4 : c0c35b48 # [ 86.628329] r3 : 43afe04c r2 : 43afe04c r1 : ef7965e4 r0 : 0000002b # [ 86.634863] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 86.642003] Control: 10c5387d Table: 164cc04a DAC: 00000051 # [ 86.647756] Process cat (pid: 1698, stack limit = 0xbca03c31) # [ 86.653508] Stack: (0xc59c9e38 to 0xc59ca000) # [ 86.657872] 9e20: 0000001f c5c2d000 # [ 86.666058] 9e40: 0000000a c59c9f60 c59c9e64 c59c9e58 c13597c4 c13595c0 c59c9e74 c59c9e68 # [ 86.674245] 9e60: c0c34dd8 c13597ac c59c9e9c c59c9e78 c0c352d8 c0c34db8 c0c351b8 c5a18c80 # [ 86.682430] 9e80: b6e38000 0000000a c5317300 c59c9f60 c59c9ec4 c59c9ea0 c07e1374 c0c351c4 # [ 86.690615] 9ea0: 00000000 c5a18c80 b6e38000 c2815800 c59c9f60 c07e1310 c59c9f5c c59c9ec8 # [ 86.698800] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c59c8000 # [ 86.706984] 9ee0: b6e38000 00020000 00000004 0000000a 0001fff6 c59c9ee0 00000001 b6e37000 # [ 86.715170] 9f00: c5ae23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 86.723353] 9f20: 00000000 00000000 c136ee50 43afe04c c205c8c0 c5a18c80 c5a18c80 c59c8000 # [ 86.731539] 9f40: b6e38000 00000000 00000000 00000004 c59c9f94 c59c9f60 c0599770 c05990dc # [ 86.739724] 9f60: 00000000 00000000 c59c9fac 43afe04c 0000000a 0000000a b6f7fe00 00000004 # [ 86.747908] 9f80: c03002e4 c59c8000 c59c9fa4 c59c9f98 c0599800 c0599708 00000000 c59c9fa8 # [ 86.756092] 9fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e38000 0000000a 00000000 # [ 86.764277] 9fc0: 0000000a 0000000a b6f7fe00 00000004 00000001 00000000 00020000 bebd9a64 # [ 86.772461] 9fe0: 00000004 bebd9798 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 # [ 86.780640] Backtrace: # [ 86.783107] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 86.791294] r7:c59c9f60 r6:0000000a r5:c5c2d000 r4:0000001f # [ 86.796966] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.805069] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.813088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.821013] r9:c59c9f60 r8:c5317300 r7:0000000a r6:b6e38000 r5:c5a18c80 r4:c0c351b8 # [ 86.828771] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 86.836610] r9:c07e1310 r8:c59c9f60 r7:c2815800 r6:b6e38000 r5:c5a18c80 r4:00000000 # [ 86.844362] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.851506] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59c8000 r5:c5a18c80 # [ 86.859338] r4:[ 87.336957] lkdtm: Performing direct entry EXEC_STACK c5a18c80 # [ 86.[8 6 1 88873.]42514] lkdtm: attempting ok execution at c0c35b48 [] (ksys_write) from [[ 87.349983] lkdtm: attempting bad execution at c62dde0c ] (sys_write+0x18/0x1c)[ 87.358006] 8<--- cut here --- # [ 86.869[0 2 5 ]8 7 .r396:3834] Unable to handle kernel paging request at virtual address c62dde0c 59c8000 r8:c0300[2 e 4 8r77.:3073055] pgd = 5a4f4a09 000004 r6:b6f7fe00 r5:0000000a [r 87.377843] [c62dde0c] *pgd=1621141e(bad) 4:0000000a # [ 86[. 8 7 68778.384547] Internal error: Oops: 8000000d [#4] SMP ARM ] [] (sys_write) from [[ 87.392025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 ] (ret_fast_s[y s c a8l.423729] CPU: 2 PID: 1774 Comm: cat Tainted: G D W 5.10.167-cip26 #1 l+0x0/0x28) # [[ 8876..4838810] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 4355] Exception stac[k ( 08x7c.542336] PC is at 0xc62dde0c 9c9fa8 to 0xc59c9ff0) # [ [8 6 87.447653] LR is at execute_location+0xa4/0xb4 .889414] 9fa0[: 8 7 . 4 5 4 76] pc : [] lr : [] psr: 600e0013 0[0 0 0 08070.a4 6020901] sp : c62ddde8 ip : c62ddcf0 fp : c62dde04 0000a 0000[0 0 0 18 7b.466e939890] r10: 0000000b r9 : c1acc3a0 r8 : c15e88e4 00 0000000a [0 0 0 08070.0407 6 956] r7 : c62ddf60 r6 : 00000001 r5 : c62dde0c r4 : c0c35b48 [ 86.[8 9 7 68070.]4 895f3c901] r3 : 73c25fcd r2 : 73c25fcd r1 : ef7ab5e0 r0 : 0000002b 0000000a 00000[ 0 0 a8 7b.64f973656] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e00 00000004 0000[0 0 0 18 70.5002787] Control: 10c5387d Table: 164c004a DAC: 00000051 00000 00020000 b[e b d 98a76.45 10614] Process cat (pid: 1774, stack limit = 0x2a82a26f) # [ 86.90578[4 ] 98f7e.05:1 8442] Stack: (0xc62ddde8 to 0xc62de000) 0000004 bebd9798 b6eea[4 c f 8b7.524800] dde0: c62dc000 c5c2d000 0000000b c62ddf60 c62dde64 c62dde08 e707e6 # [ 86.910[8 4 5 ]8 7C.535318] de00: c1359800 c13595c0 c62dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 de: 00000000 c2dca9[c 0 c827d.c45750] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 aa80 c2dcab40 (e1a0c[0 0 d )8 7 .556097] de40: e3a02040 e3a01d33 e5930018 73c25fcd 0000000b 00000020 c62dde74 c62dde68 # [ 86.916949] [- - - [8 7e.n5d6528] de60: c0c34dd8 c13597d4 c62dde9c c62dde78 c0c352d8 c0c34db8 c0c351b8 c5ae2000 trace f1dc2883965e[f 0 1 f8 7].-76787] de80: b6e80000 0000000b c5317300 c62ddf60 c62ddec4 c62ddea0 c07e1374 c0c351c4 -- # EXEC_DATA: mis[s i n g8 7'.587133] dea0: 00000000 c5ae2000 b6e80000 c2815800 c62ddf60 c07e1310 c62ddf5c c62ddec8 all trace:': [FAIL][ n o8t7 .o97566] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c62dc000 k 30 selftests: lk[d t m :8 7E.X607911] dee0: b6e80000 00020000 00000004 0000000b 0001fff5 c62ddee0 00000001 b6e7f000 C_DATA.sh # exit=1 [ # s8e7l.f18257] df00: c5aa8f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 tests: lkdtm: EXEC_[S T A C8K7..s28602] df20: 00000000 00000000 c136ee50 73c25fcd c205c8c0 c5ae2000 c5ae2000 c62dc000 h [ 87.638947] df40: b6e80000 00000000 00000000 00000004 c62ddf94 c62ddf60 c0599770 c05990dc [ 87.647384] df60: 00000000 00000000 c62ddfac 73c25fcd 0000000b 0000000b b6fc7e00 00000004 [ 87.655572] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c0599800 c0599708 00000000 c62ddfa8 [ 87.663760] dfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e80000 0000000b 00000000 [ 87.671949] dfc0: 0000000b 0000000b b6fc7e00 00000004 00000001 00000000 00020000 bec36a64 [ 87.680136] dfe0: 00000004 bec36798 b6f324cf b6eb87e6 800e0030 00000001 00000000 00000000 [ 87.688318] Backtrace: [ 87.690792] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 87.699070] r7:c62ddf60 r6:0000000b r5:c5c2d000 r4:c62dc000 [ 87.704748] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 87.712935] r4:00000020 [ 87.715487] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 87.723510] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 87.731441] r9:c62ddf60 r8:c5317300 r7:0000000b r6:b6e80000 r5:c5ae2000 r4:c0c351b8 [ 87.739203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 87.747047] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e80000 r5:c5ae2000 r4:00000000 [ 87.754802] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 87.761950] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c62dc000 r5:c5ae2000 [ 87.769785] r4:c5ae2000 [ 87.772334] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 87.779484] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000b r4:0000000b [ 87.787243] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 87.794821] Exception stack(0xc62ddfa8 to 0xc62ddff0) [ 87.799883] dfa0: 0000000b 0000000b 00000001 b6e80000 0000000b 00000000 [ 87.808073] dfc0: 0000000b 0000000b b6fc7e00 00000004 00000001 00000000 00020000 bec36a64 [ 87.816259] dfe0: 00000004 bec36798 b6f324cf b6eb87e6 [ 87.821326] Code: c62dde08 c1359800 c13595c0 c62dde6c (e1a0c00d) [ 87.827434] ---[ end trace f1dc2883965ef020 ]--- # Segmentation fault # [ 87.336957] lkdtm: Performing direct entry EXEC_STACK # [ 87.342514] lkdtm: attempting ok execution at c0c35b48 # [ 87.349983] lkdtm: attempting bad execution at c62dde0c # [ 87.358006] 8<--- cut here --- # [ 87.363834] Unable to handle kernel paging request at virtual address c62dde0c # [ 87.373055] pgd = 5a4f4a09 # [ 87.377843] [c62dde0c] *pgd=1621141e(bad) # [ 87.384547] Internal error: Oops: 8000000d [#4] SMP ARM # [ 87.392025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 87.423729] CPU: 2 PID: 1774 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 87.433810] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.442336] PC is at 0xc62dde0c # [ 87.447653] LR is at execute_location+0xa4/0xb4 # [ 87.454776] pc : [] lr : [] psr: 600e0013 # [ 87.462951] sp : c62ddde8 ip : c62ddcf0 fp : c62dde04 # [ 87.469995] r10: 0000000b r9 : c1acc3a0 r8 : c15e88e4 # [ 87.476956] r7 : c62ddf60 r6 : 00000001 r5 : c62dde0c r4 : c0c35b48 # [ 87.485391] r3 : 73c25fcd r2 : 73c25fcd r1 : ef7ab5e0 r0 : 0000002b # [ 87.493656] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 87.502787] Control: 10c5387d Table: 164c004a DAC: 00000051 # [ 87.510614] Process cat (pid: 1774, stack limit = 0x2a82a26f) # [ 87.518442] Stack: (0xc62ddde8 to 0xc62de000) # [ 87.524800] dde0: c62dc000 c5c2d000 0000000b c62ddf60 c62dde64 c62dde08 # [ 87.535318] de00: c1359800 c13595c0 c62dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 87.545750] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 # [ 87.556097] de40: e3a02040 e3a01d33 e5930018 73c25fcd 0000000b 00000020 c62dde74 c62dde68 # [ 87.566528] de60: c0c34dd8 c13597d4 c62dde9c c62dde78 c0c352d8 c0c34db8 c0c351b8 c5ae2000 # [ 87.576787] de80: b6e80000 0000000b c5317300 c62ddf60 c62ddec4 c62ddea0 c07e1374 c0c351c4 # [ 87.587133] dea0: 00000000 c5ae2000 b6e80000 c2815800 c62ddf60 c07e1310 c62ddf5c c62ddec8 # [ 87.597566] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c62dc000 # [ 87.607911] dee0: b6e80000 00020000 00000004 0000000b 0001fff5 c62ddee0 00000001 b6e7f000 # [ 87.618257] df00: c5aa8f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 87.628602] df20: 00000000 00000000 c136ee50 73c25fcd c205c8c0 c5ae2000 c5ae2000 c62dc000 # [ 87.638947] df40: b6e80000 00000000 00000000 00000004 c62ddf94 c62ddf60 c0599770 c05990dc # [ 87.647384] df60: 00000000 00000000 c62ddfac 73c25fcd 0000000b 0000000b b6fc7e00 00000004 # [ 87.655572] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c0599800 c0599708 00000000 c62ddfa8 # [ 87.663760] dfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e80000 0000000b 00000000 # [ 87.671949] dfc0: 0000000b 0000000b b6fc7e00 00000004 00000001 00000000 00020000 bec36a64 # [ 87.680136] dfe0: 00000004 bec36798 b6f324cf b6eb87e6 800e0030 00000001 00000000 00000000 # [ 87.688318] Backtrace: # [ 87.690792] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 87.699070] r7:c62ddf60 r6:0000000b r5:c5c2d000 r4:c62dc000 # [ 87.704748] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.712935] r4:00000020 # [ 87.715487] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.723510] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.731441] r9:c62ddf60 r8:c5317300 r7:0000000b r6:b6e80000 r5:c5ae2000 r4:c0c351b8 # [ 87.739203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 87.747047] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e80000 r5:c5ae2000 r4:00000000 # [ 87.754802] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.761950] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c62dc000 r5:c5ae2000 # [ 87.769785] r4:c5ae2000 # [ 87.772334] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.779484] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000b r4:0000000b # [ 87.787243] [] (sys_[ 88.330829] lkdtm: Performing direct entry EXEC_KMALLOC write) from [] (ret_fas[ 88.339027] lkdtm: attempting ok execution at c0c35b48 t_syscall+0x0/0x28) # [ 87.794[ 88.346920] lkdtm: attempting bad execution at c5e61300 821] Exception stack(0xc62ddfa8 t[ 88.355121] 8<--- cut here --- [ 88.360969] Unable to handle kernel paging request at virtual address c5e61300 [ 88.368199] pgd = cbc1db2f [ 88.370912] [c5e61300] *pgd=15e1141e(bad) [ 88.374941] Internal error: Oops: 8000000d [#5] SMP ARM [ 88.380173] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 88.409211] CPU: 0 PID: 1853 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 88.416958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.423496] PC is at 0xc5e61300 [ 88.426654] LR is at execute_location+0xa4/0xb4 [ 88.431190] pc : [] lr : [] psr: 600e0013 [ 88.437461] sp : c5f7fe30 ip : c5f7fd38 fp : c5f7fe4c [ 88.442690] r10: 0000000d r9 : c1acc3ac r8 : c15e88e4 [ 88.447920] r7 : c5f7ff60 r6 : 00000001 r5 : c5e61300 r4 : c0c35b48 [ 88.454451] r3 : 32dd0d42 r2 : 32dd0d42 r1 : ef7815e0 r0 : 0000002b [ 88.460984] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 88.468123] Control: 10c5387d Table: 164b804a DAC: 00000051 [ 88.473874] Process cat (pid: 1853, stack limit = 0x3d35faca) [ 88.479624] Stack: (0xc5f7fe30 to 0xc5f80000) [ 88.483989] fe20: c5e61300 c64a3000 0000000d c5f7ff60 [ 88.492174] fe40: c5f7fe64 c5f7fe50 c0c35b98 c13595c0 00000021 c64a3000 c5f7fe74 c5f7fe68 [ 88.500359] fe60: c0c34dd8 c0c35b6c c5f7fe9c c5f7fe78 c0c352d8 c0c34db8 c0c351b8 c5a0c780 [ 88.508544] fe80: b6eb2000 0000000d c5317300 c5f7ff60 c5f7fec4 c5f7fea0 c07e1374 c0c351c4 [ 88.516729] fea0: 00000000 c5a0c780 b6eb2000 c2815800 c5f7ff60 c07e1310 c5f7ff5c c5f7fec8 [ 88.524913] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5f7e000 [ 88.533098] fee0: b6eb2000 00020000 00000004 0000000d 0001fff3 c5f7fee0 00000001 b6eb1000 [ 88.541282] ff00: c449dcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 88.549470] ff20: 00000000 00000000 c136ee50 32dd0d42 c205c8c0 c5a0c780 c5a0c780 c5f7e000 [ 88.557655] ff40: b6eb2000 00000000 00000000 00000004 c5f7ff94 c5f7ff60 c0599770 c05990dc [ 88.565839] ff60: 00000000 00000000 c5f7ffac 32dd0d42 0000000d 0000000d b6ff9e00 00000004 [ 88.574024] ff80: c03002e4 c5f7e000 c5f7ffa4 c5f7ff98 c0599800 c0599708 00000000 c5f7ffa8 [ 88.582209] ffa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6eb2000 0000000d 00000000 [ 88.590394] ffc0: 0000000d 0000000d b6ff9e00 00000004 00000001 00000000 00020000 bec5da64 [ 88.598579] ffe0: 00000004 bec5d798 b6f644cf b6eea7e6 800e0030 00000001 00000000 00000000 [ 88.606758] Backtrace: [ 88.609229] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 88.617675] r7:c5f7ff60 r6:0000000d r5:c64a3000 r4:c5e61300 [ 88.623346] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 88.631702] r5:c64a3000 r4:00000021 [ 88.635288] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 88.643305] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 88.651229] r9:c5f7ff60 r8:c5317300 r7:0000000d r6:b6eb2000 r5:c5a0c780 r4:c0c351b8 [ 88.658985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 88.666824] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6eb2000 r5:c5a0c780 r4:00000000 [ 88.674575] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 88.681720] r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c5f7e000 r5:c5a0c780 [ 88.689552] r4:c5a0c780 [ 88.692096] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 88.699239] r9:c5f7e000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:0000000d r4:0000000d [ 88.706992] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 88.714566] Exception stack(0xc5f7ffa8 to 0xc5f7fff0) [ 88.719626] ffa0: 0000000d 0000000d 00000001 b6eb2000 0000000d 00000000 [ 88.727813] ffc0: 0000000d 0000000d b6ff9e00 00000004 00000001 00000000 00020000 bec5da64 [ 88.735997] ffe0: 00000004 bec5d798 b6f644cf b6eea7e6 [ 88.741058] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) [ 88.747163] ---[ end trace f1dc2883965ef021 ]--- o 0xc62ddff0) # [ 87.799883] dfa0: 0000000b 0000000b 00000001 b6e80000 0000000b 00000000 # [ 87.808073] dfc0: 0000000b 0000000b b6fc7e00 00000004 00000001 00000000 00020000 bec36a64 # [ 87.816259] dfe0: 00000004 bec36798 b6f324cf b6eb87e6 # [ 87.821326] Code: c62dde08 c1359800 c13595c0 c62dde6c (e1a0c00d) # [ 87.827434] ---[ end trace f1dc2883965ef020 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh # Segmentation fault # [ 88.330829] lkdtm: Performing direct entry EXEC_KMALLOC # [ 88.339027] lkdtm: attempting ok execution at c0c35b48 # [ 88.346920] lkdtm: attempting bad execution at c5e61300 # [ 88.355121] 8<--- cut here --- # [ 88.360969] Unable to handle kernel paging request at virtual address c5e61300 # [ 88.368199] pgd = cbc1db2f # [ 88.370912] [c5e61300] *pgd=15e1141e(bad) # [ 88.374941] Internal error: Oops: 8000000d [#5] SMP ARM # [ 88.380173] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 88.409211] CPU: 0 PID: 1853 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 88.416958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.423496] PC is at 0xc5e61300 # [ 88.426654] LR is at execute_location+0xa4/0xb4 # [ 88.431190] pc : [] lr : [] psr: 600e0013 # [ 88.437461] sp : c5f7fe30 ip : c5f7fd38 fp : c5f7fe4c # [ 88.442690] r10: 0000000d r9 : c1acc3ac r8 : c15e88e4 # [ 88.447920] r7 : c5f7ff60 r6 : 00000001 r5 : c5e61300 r4 : c0c35b48 # [ 88.454451] r3 : 32dd0d42 r2 : 32dd0d42 r1 : ef7815e0 r0 : 0000002b # [ 88.460984] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 88.468123] Control: 10c5387d Table: 164b804a DAC: 00000051 # [ 88.473874] Process cat (pid: 1853, stack limit = 0x3d35faca) # [ 88.479624] Stack: (0xc5f7fe30 to 0xc5f80000) # [ 88.483989] fe20: c5e61300 c64a3000 0000000d c5f7ff60 # [ 88.492174] fe40: c5f7fe64 c5f7fe50 c0c35b98 c13595c0 00000021 c64a3000 c5f7fe74 c5f7fe68 # [ 88.500359] fe60: c0c34dd8 c0c35b6c c5f7fe9c c5f7fe78 c0c352d8 c0c34db8 c0c351b8 c5a0c780 # [ 88.508544] fe80: b6eb2000 0000000d c5317300 c5f7ff60 c5f7fec4 c5f7fea0 c07e1374 c0c351c4 # [ 88.516729] fea0: 00000000 c5a0c780 b6eb2000 c2815800 c5f7ff60 c07e1310 c5f7ff5c c5f7fec8 # [ 88.524913] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5f7e000 # [ 88.533098] fee0: b6eb2000 00020000 00000004 0000000d 0001fff3 c5f7fee0 00000001 b6eb1000 # [ 88.541282] ff00: c449dcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 88.549470] ff20: 00000000 00000000 c136ee50 32dd0d42 c205c8c0 c5a0c780 c5a0c780 c5f7e000 # [ 88.557655] ff40: b6eb2000 00000000 00000000 00000004 c5f7ff94 c5f7ff60 c0599770 c05990dc # [ 88.565839] ff60: 00000000 00000000 c5f7ffac 32dd0d42 0000000d 0000000d b6ff9e00 00000004 # [ 88.574024] ff80: c03002e4 c5f7e000 c5f7ffa4 c5f7ff98 c0599800 c0599708 00000000 c5f7ffa8 # [ 88.582209] ffa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6eb2000 0000000d 00000000 # [ 88.590394] ffc0: 0000000d 0000000d b6ff9e00 00000004 00000001 00000000 00020000 bec5da64 # [ 88.598579] ffe0: 00000004 bec5d798 b6f644cf b6eea7e6 800e0030 00000001 00000000 00000000 # [ 88.606758] Backtrace: # [ 88.609229] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 88.617675] r7:c5f7ff60 r6:0000000d r5:c64a3000 r4:c5e61300 # [ 88.623346] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.631702] r5:c64a3000 r4:00000021 # [ 88.635288] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.643305] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.651229] r9:c5f7ff60 r8:c5317300 r7:0000000d r6:b6eb2000 r5:c5a0c780 r4:c0c351b8 # [ 88.658985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 88.666824] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6eb2000 r5:c5a0c780 r4:00000000 # [ 88.6745[ 89.205094] lkdtm: Performing direct entry EXEC_VMALLOC 75] [] (vfs_write) from[ 89.212094] lkdtm: attempting ok execution at c0c35b48 [] (ksys_write+0x74/0x[ 89.220163] lkdtm: attempting bad execution at f09f1000 ec) # [ 88.681720] r10:000000[ 89.228384] 8<--- cut here --- 04 r9:00000000 r8:00000000 r7:b6e[ 89.234130] Unable to handle kernel paging request at virtual address f09f1000 b2000 r6:c5f7e000 r5:c5a0c780 # [ 89.244271] pgd = 3a1ab8da [ 88.689552] r4:c5a0c780 # [ [ 89.249751] [f09f1000] *pgd=12949811, *pte=4952665f, *ppte=4952645f 88.692096] [] (ksys_w[ 89.258919] Internal error: Oops: 8000000f [#6] SMP ARM rite) from [] (sys_writ[ 89.266969] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 e+0x18/0x1c) # [[ 8889..6298675] CPU: 1 PID: 1930 Comm: cat Tainted: G D W 5.10.167-cip26 #1 9239] r9:[c 5 f 78e90.0300 8r4896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c03002e4 r7:00000004[ r 6 :8b96.316851] PC is at 0xf09f1000 f9e00 r5:0000000d r4:0000000d [ 89.322254] LR is at execute_location+0xa4/0xb4 [ 88.7069[9 2 ] 8[9<.c302599462] pc : [] lr : [] psr: 600e0013 7e8>] (sy[s _ w r8i9t.e3)3 7f6r3o] sp : c5b15e30 ip : c5b15d38 fp : c5b15e4c m [9]. 3(4r4e5t9_4] r10: 0000000d r9 : c1acc3bc r8 : c15e88e4 ast_syscall[+ 0 x 08/90.x32581)5 4] r7 : c5b15f60 r6 : 00000001 r5 : f09f1000 r4 : c0c35b48 # [ [8 8 . 78194.536569]9 0E0x r3 : 7f07f8aa r2 : 7f07f8aa r1 : ef7965e0 r0 : 0000002b ception stack[( 0 x c859f.73f6f8a78] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 8 to 0xc5f7ff[f 0 ) 8 9#. 3[77 121] Control: 10c5387d Table: 166cc04a DAC: 00000051 88.719626] f[f a 0 :8 9 . 3 8 4 74] Process cat (pid: 1930, stack limit = 0x3fc28162) [ 0 08090.030902d4 8] Stack: (0xc5b15e30 to 0xc5b16000) 0000000d 0000[0 0 0 189 .b369e8b608] 5e20: f09f1000 c5c35000 0000000d c5b15f60 000 0000000d 000[0 0 0 0809 . 4#08696] 5e40: c5b15e64 c5b15e50 c0c35bcc c13595c0 00000022 c5c35000 c5b15e74 c5b15e68 [ 88.72781[3 ] f8f9c.04:1 80953] 5e60: c0c34dd8 c0c35bb0 c5b15e9c c5b15e78 c0c352d8 c0c34db8 c0c351b8 c5b4fcc0 00000d 0000000d b[6 f f 98e90.04 9040] 5e80: b6e37000 0000000d c5317300 c5b15f60 c5b15ec4 c5b15ea0 c07e1374 c0c351c4 00000004 0000000[1 08090.04030298] 5ea0: 00000000 c5b4fcc0 b6e37000 c2815800 c5b15f60 c07e1310 c5b15f5c c5b15ec8 00 00020000 bec5da[6 4 8#9 .[449469] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5b14000 88.735997] f[f e 0 :8 90.040509812] 5ee0: b6e37000 00020000 00000004 0000000d 0001fff3 c5b15ee0 00000001 b6e36000 004 bec5d798 [b 6 f 68494.c4f6 9b83] 5f00: c5bc0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 6eea7e6 # [ 8[8 . 7 48190.54880068] 5f20: 00000000 00000000 c136ee50 7f07f8aa c205c8c0 c5b4fcc0 c5b4fcc0 c5b14000 Code: 000000[0 0 08090.040900024] 5f40: b6e37000 00000000 00000000 00000004 c5b15f94 c5b15f60 c0599770 c05990dc 0 00000000 000[0 0 0 0809 .(5e010410] 5f60: 00000000 00000000 c5b15fac 7f07f8aa 0000000d 0000000d b6f7ee00 00000004 0c00d) # [ [8 8 . 78497.15613583] 5f80: c03002e4 c5b14000 c5b15fa4 c5b15f98 c0599800 c0599708 00000000 c5b15fa8 ] ---[ end trac[e f 18d9c.25828754] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e37000 0000000d 00000000 3965ef021 ]--- # [E X E C8_9K.M530926] 5fc0: 0000000d 0000000d b6f7ee00 00000004 00000001 00000000 00020000 bef9da64 LLOC: missing '[c a l l8 9t.r5a4c269] 5fe0: 00000004 bef9d798 b6ee94cf b6e6f7e6 800e0030 00000001 00000000 00000000 e:': [FAIL] [n o t 8o9k. 53521 35] Backtrace: selftests: lkdtm: EXEC_KMALLO[C . 89.555805] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) sh # exit=1 # [s e l f8t9e.s5t6s835] r7:c5b15f60 r6:0000000d r5:c5c35000 r4:f09f1000 : lkdtm: EXEC_VMALLO[C . s h8 9 .574492] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.585092] r5:c5c35000 r4:00000022 [ 89.588678] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.596697] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.604622] r9:c5b15f60 r8:c5317300 r7:0000000d r6:b6e37000 r5:c5b4fcc0 r4:c0c351b8 [ 89.612380] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.620218] r9:c07e1310 r8:c5b15f60 r7:c2815800 r6:b6e37000 r5:c5b4fcc0 r4:00000000 [ 89.627970] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.635114] r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c5b14000 r5:c5b4fcc0 [ 89.642947] r4:c5b4fcc0 [ 89.645492] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.652638] r9:c5b14000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:0000000d r4:0000000d [ 89.660394] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.667966] Exception stack(0xc5b15fa8 to 0xc5b15ff0) [ 89.673024] 5fa0: 0000000d 0000000d 00000001 b6e37000 0000000d 00000000 [ 89.681208] 5fc0: 0000000d 0000000d b6f7ee00 00000004 00000001 00000000 00020000 bef9da64 [ 89.689392] 5fe0: 00000004 bef9d798 b6ee94cf b6e6f7e6 [ 89.694455] Code: bad PC value [ 89.697596] ---[ end trace f1dc2883965ef022 ]--- # Segmentation fault # [ 89.205094] lkdtm: Performing direct entry EXEC_VMALLOC # [ 89.212094] lkdtm: attempting ok execution at c0c35b48 # [ 89.220163] lkdtm: attempting bad execution at f09f1000 # [ 89.228384] 8<--- cut here --- # [ 89.234130] Unable to handle kernel paging request at virtual address f09f1000 # [ 89.244271] pgd = 3a1ab8da # [ 89.249751] [f09f1000] *pgd=12949811, *pte=4952665f, *ppte=4952645f # [ 89.258919] Internal error: Oops: 8000000f [#6] SMP ARM # [ 89.266969] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 89.298675] CPU: 1 PID: 1930 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 89.308496] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.316851] PC is at 0xf09f1000 # [ 89.322254] LR is at execute_location+0xa4/0xb4 # [ 89.329462] pc : [] lr : [] psr: 600e0013 # [ 89.337635] sp : c5b15e30 ip : c5b15d38 fp : c5b15e4c # [ 89.344594] r10: 0000000d r9 : c1acc3bc r8 : c15e88e4 # [ 89.351554] r7 : c5b15f60 r6 : 00000001 r5 : f09f1000 r4 : c0c35b48 # [ 89.359900] r3 : 7f07f8aa r2 : 7f07f8aa r1 : ef7965e0 r0 : 0000002b # [ 89.368078] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.377121] Control: 10c5387d Table: 166cc04a DAC: 00000051 # [ 89.384774] Process cat (pid: 1930, stack limit = 0x3fc28162) # [ 89.392428] Stack: (0xc5b15e30 to 0xc5b16000) # [ 89.398608] 5e20: f09f1000 c5c35000 0000000d c5b15f60 # [ 89.408696] 5e40: c5b15e64 c5b15e50 c0c35bcc c13595c0 00000022 c5c35000 c5b15e74 c5b15e68 # [ 89.418953] 5e60: c0c34dd8 c0c35bb0 c5b15e9c c5b15e78 c0c352d8 c0c34db8 c0c351b8 c5b4fcc0 # [ 89.429040] 5e80: b6e37000 0000000d c5317300 c5b15f60 c5b15ec4 c5b15ea0 c07e1374 c0c351c4 # [ 89.439298] 5ea0: 00000000 c5b4fcc0 b6e37000 c2815800 c5b15f60 c07e1310 c5b15f5c c5b15ec8 # [ 89.449469] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5b14000 # [ 89.459812] 5ee0: b6e37000 00020000 00000004 0000000d 0001fff3 c5b15ee0 00000001 b6e36000 # [ 89.469983] 5f00: c5bc0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 89.480068] 5f20: 00000000 00000000 c136ee50 7f07f8aa c205c8c0 c5b4fcc0 c5b4fcc0 c5b14000 # [ 89.490324] 5f40: b6e37000 00000000 00000000 00000004 c5b15f94 c5b15f60 c0599770 c05990dc # [ 89.500410] 5f60: 00000000 00000000 c5b15fac 7f07f8aa 0000000d 0000000d b6f7ee00 00000004 # [ 89.510583] 5f80: c03002e4 c5b14000 c5b15fa4 c5b15f98 c0599800 c0599708 00000000 c5b15fa8 # [ 89.520754] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e37000 0000000d 00000000 # [ 89.530926] 5fc0: 0000000d 0000000d b6f7ee00 00000004 00000001 00000000 00020000 bef9da64 # [ 89.541269] 5fe0: 00000004 bef9d798 b6ee94cf b6e6f7e6 800e0030 00000001 00000000 00000000 # [ 89.551435] Backtrace: # [ 89.555805] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 89.566835] r7:c5b15f60 r6:0000000d r5:c5c35000 r4:f09f1000 # [ 89.574492] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.585092] r5:c5c35000 r4:00000022 # [ 89.588678] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.596697] [] (direct_entry) from [] (full_proxy_write+0x64[ 90.116710] lkdtm: Performing direct entry EXEC_RODATA /0x94) # [ 89.604622] r9:c5b1[ 90.123819] lkdtm: attempting ok execution at c0c35b48 5f60 r8:c5317300 [r 7 : 09000.0101746] lkdtm: attempting bad execution at c15e8b80 00d r6:b6e37000 r5:c5b4fcc0 r4:c0[ 90.139103] 8<--- cut here --- c351b8 # [ 89.61[2 3 8 09]0 .[44974] Unable to handle kernel paging request at virtual address c15e8b80 ] [( f u l9l0._1p5r4o3x3] pgd = c6423eb1 y_write) from [] ([v f 90.158891] [c15e8b80] *pgd=1141941e(bad) _write+0x10c/0x524[) #9 0[. 165509] Internal error: Oops: 8000000d [#7] SMP ARM 89.620218] r9:c07e1310 r8:c5b15[ 90.172899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 f60 r7:c2815800 r[6 : b 69e03.7204601] CPU: 3 PID: 2007 Comm: cat Tainted: G D W 5.10.167-cip26 #1 00 r5:c5b[4 f c c900 .r241:404020] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000 # [ 89.627970] [] (vfs_write) from [[< c 0 590.230345] LR is at execute_location+0xa4/0xb4 9770>] (ksy[s _ w r9i0t.e2+307x276] pc : [] lr : [] psr: 600e0013 4/0xec) [# [ 9 0 .8294.563385] sp : c679fe38 ip : c679fd40 fp : c679fe54 114] r10[: 0 0 9000.02050243 4r1] r10: 0000000c r9 : c1acc3cc r8 : c15e88e4 :00000000 r[8 : 0 09000.02050903 1] r7 : c679ff60 r6 : 00000000 r5 : c15e8b80 r4 : c0c35b48 r7:b6e37[0 0 0 9r06.:2c657b61448] r3 : 4508a313 r2 : 4508a313 r1 : ef7c05e0 r0 : 0000002b 00 r5:c5b4fc[c 0 9#0 .[2 7 5 911] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 9.642947] [ r 4 :9c05.b248f4c9c53] Control: 10c5387d Table: 167dc04a DAC: 00000051 # [ 89.6[4 5 4 9920]. 2[9<2c520] Process cat (pid: 2007, stack limit = 0x56dff9e1) 5996fc>] ([k s y s9_0w.r3i0t0e1)73] Stack: (0xc679fe38 to 0xc67a0000) from [ ]9 0.(3s0y6s354] fe20: 00000023 c5ee1000 write+0x18/0x1c) [ # [9 0 . 386442] fe40: 0000000c c679ff60 c679fe64 c679fe58 c1359840 c13595c0 c679fe74 c679fe68 9.652638] r9:c5[b 1 4 09000. 3r26699] fe60: c0c34dd8 c1359828 c679fe9c c679fe78 c0c352d8 c0c34db8 c0c351b8 c449de00 :c03002e4 r7:00[0 0 0 09004. 3r36956] fe80: b6e9c000 0000000c c5317300 c679ff60 c679fec4 c679fea0 c07e1374 c0c351c4 :b6f7ee00 r5:000[0 0 0 09d0 .r3447128] fea0: 00000000 c449de00 b6e9c000 c2815800 c679ff60 c07e1310 c679ff5c c679fec8 0000000d # [ [ 8 99.06.630537385] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c679e000 4] [ ] (9s0y.s3_6w7r55] fee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c679fee0 00000001 b6e9b000 ite) from [.]3 7(641] ff00: c5a0d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ret_fast_syscall[+ 0 x 09/00.x3287813] ff20: 00000000 00000000 c136ee50 4508a313 c205c8c0 c449de00 c449de00 c679e000 ) # [ 89.667[9 6 6 ]9 0E.x3c9e069] ff40: b6e9c000 00000000 00000000 00000004 c679ff94 c679ff60 c0599770 c05990dc ption stack(0xc5b[1 5 f a980 .t4o8241] ff60: 00000000 00000000 c679ffac 4508a313 0000000c 0000000c b6fe3e00 00000004 0xc5b15ff0) [ # [9 0 . 48198.99] ff80: c03002e4 c679e000 c679ffa4 c679ff98 c0599800 c0599708 00000000 c679ffa8 673024] 5fa0: [ 9 0 . 4 2 8584] ffa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 0000000d [0 0 0 09000.04d8756] ffc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be96fa64 00000001 b6e3[7 0 0 09 00.040409013] ffe0: 00000004 be96f798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 00d 00000000 [ # [9 0 . 48599.78] Backtrace: 681208] 5fc0: 0000000d 00[0 0 0 00.463546] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 0d b6f7ee00 00000[0 0 4 9000.0404320] r7:c679ff60 r6:0000000c r5:c5ee1000 r4:00000023 0001 00000000 00020000 be[f 9 d a0.482066] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 64 # [ 89.689392][ 5 f e900:.492756] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 00000004 bef9d798 b6ee9[4 c f 9b.503016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 6e6f7e6 # [ 8[9 . 6 99404.55513269] r9:c679ff60 r8:c5317300 r7:0000000c r6:b6e9c000 r5:c449de00 r4:c0c351b8 Code: bad PC value # [ [ 8 90.523101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) .697596] ---[ [e n d 9t0r.a5c3e3350] r9:c07e1310 r8:c679ff60 r7:c2815800 r6:b6e9c000 r5:c449de00 r4:00000000 f1dc2883965ef022[ ] - -9-0 . 5#43088] [] (vfs_write) from [] (ksys_write+0x74/0xec) EXEC_VMALLOC: mis[s i n g9 0'.c5a2304] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c679e000 r5:c449de00 ll trace[: ' : 9[0F.A5I6L2]2 1 0] r4:c449de00 ot ok 33 selftests:[ l k d9t0m.:66486] [] (ksys_write) from [] (sys_write+0x18/0x1c) EXEC_VMALLOC.sh [# e x9i0t.=515787] r9:c679e000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c # selftests: lkdt[m : E9X0E.C85613] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) _RODATA.sh[ 90.595343] Exception stack(0xc679ffa8 to 0xc679fff0) [ 90.601438] ffa0: 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 [ 90.609623] ffc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be96fa64 [ 90.617805] ffe0: 00000004 be96f798 b6f4e4cf b6ed47e6 [ 90.622866] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 90.628969] ---[ end trace f1dc2883965ef023 ]--- # Segmentation fault # [ 90.116710] lkdtm: Performing direct entry EXEC_RODATA # [ 90.123819] lkdtm: attempting ok execution at c0c35b48 # [ 90.131746] lkdtm: attempting bad execution at c15e8b80 # [ 90.139103] 8<--- cut here --- # [ 90.144974] Unable to handle kernel paging request at virtual address c15e8b80 # [ 90.154363] pgd = c6423eb1 # [ 90.158891] [c15e8b80] *pgd=1141941e(bad) # [ 90.165509] Internal error: Oops: 8000000d [#7] SMP ARM # [ 90.172899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 90.204601] CPU: 3 PID: 2007 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 90.214421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.222696] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 90.230345] LR is at execute_location+0xa4/0xb4 # [ 90.237296] pc : [] lr : [] psr: 600e0013 # [ 90.245383] sp : c679fe38 ip : c679fd40 fp : c679fe54 # [ 90.252341] r10: 0000000c r9 : c1acc3cc r8 : c15e88e4 # [ 90.259301] r7 : c679ff60 r6 : 00000000 r5 : c15e8b80 r4 : c0c35b48 # [ 90.267648] r3 : 4508a313 r2 : 4508a313 r1 : ef7c05e0 r0 : 0000002b # [ 90.275911] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 90.284953] Control: 10c5387d Table: 167dc04a DAC: 00000051 # [ 90.292520] Process cat (pid: 2007, stack limit = 0x56dff9e1) # [ 90.300173] Stack: (0xc679fe38 to 0xc67a0000) # [ 90.306354] fe20: 00000023 c5ee1000 # [ 90.316442] fe40: 0000000c c679ff60 c679fe64 c679fe58 c1359840 c13595c0 c679fe74 c679fe68 # [ 90.326699] fe60: c0c34dd8 c1359828 c679fe9c c679fe78 c0c352d8 c0c34db8 c0c351b8 c449de00 # [ 90.336956] fe80: b6e9c000 0000000c c5317300 c679ff60 c679fec4 c679fea0 c07e1374 c0c351c4 # [ 90.347128] fea0: 00000000 c449de00 b6e9c000 c2815800 c679ff60 c07e1310 c679ff5c c679fec8 # [ 90.357385] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c679e000 # [ 90.367555] fee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c679fee0 00000001 b6e9b000 # [ 90.377641] ff00: c5a0d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.387813] ff20: 00000000 00000000 c136ee50 4508a313 c205c8c0 c449de00 c449de00 c679e000 # [ 90.398069] ff40: b6e9c000 00000000 00000000 00000004 c679ff94 c679ff60 c0599770 c05990dc # [ 90.408241] ff60: 00000000 00000000 c679ffac 4508a313 0000000c 0000000c b6fe3e00 00000004 # [ 90.418499] ff80: c03002e4 c679e000 c679ffa4 c679ff98 c0599800 c0599708 00000000 c679ffa8 # [ 90.428584] ffa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 # [ 90.438756] ffc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be96fa64 # [ 90.449013] ffe0: 00000004 be96f798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 # [ 90.459178] Backtrace: # [ 90.463546] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 90.474320] r7:c679ff60 r6:0000000c r5:c5ee1000 r4:00000023 # [ 90.482066] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.492756] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.503016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.513269] r9:c679ff60 r8:c5317300 r7:0000000c r6:b6e9c000 r5:c449de00 r4:c0c351b8 # [ 90.523101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.533350] r9:c07e1310 r8:c679ff60 r7:c2815800 r6:b6e9c000 r5:c449de00 r4:00000000 # [ 90.543088] [] (vfs_write) from [][ 91.068006] lkdtm: attempting ok execution at c0c35b48 (ksys_write+0x74/0xec) # [ 90[ 91.075967] lkdtm: attempting bad execution at b6fc3000 .552304] r10:00000004 r9:0000000[ 91.084041] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc3000 0 r8:00000000 r7:b6e[9 c 0 0901 .093906] Internal error: : b [#8] SMP ARM 6:c679e000 r5:c449de00 # [ 90.[ 91.100428] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 562210] r4:c449de00[ # 9[1 .132130] CPU: 1 PID: 2083 Comm: cat Tainted: G D W 5.10.167-cip26 #1 90.56648[6 ] [9<1c.0154929162f] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c>] (ksys_write) f[r o m 9[1<.c150390] PC is at 0xb6fc3000 599800>] (sys_write+0[x 1 8 /901x155702] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 1c) # [ 9[0 . 5 79517.8176]2 829] pc : [] lr : [] psr: 600e0013 r9:c67[9 e 0 0901 .r187:1c000310] sp : c6155e48 ip : c6155d50 fp : c6155e64 2e4 r7:0[0 0 0 09010.417 7r867:4b r10: 0000000f r9 : c1acc3d8 r8 : c15e88e4 6fe3e00 r5:[0 0 0 09010.01c8 4r748] r7 : c6155f60 r6 : 0000000f r5 : c5ef1000 r4 : b6fc3000 :0000000c [# [ 9 1 .9109.35087] r3 : 61906ff6 r2 : 61906ff6 r1 : ef7965e0 r0 : 0000002b 5613] [1]. 2(0s1y445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none _write) fro[m [ <9c10.32010004c5] Control: 10c5387d Table: 1618804a DAC: 00000051 0>] (ret_fast[_ s y s9c1a.l2l1+8053] Process cat (pid: 2083, stack limit = 0xdc10840e) x0/0x28) #[ [ 9 1 .9202.557906] Stack: (0xc6155e48 to 0xc6156000) 343] Exception stack[( 0 x9c16.731889] 5e40: 00000001 00000000 0000000f 00000024 c6155e74 c6155e68 9ffa8 to 0xc679f[f f 0 )9 1 .#2 42231] 5e60: c0c34dd8 c0c35be4 c6155e9c c6155e78 c0c352d8 c0c34db8 c0c351b8 c5a1ea00 90.601438] [f f a 09:1 . 2 5 2488] 5e80: b6e7d000 0000000f c5317300 c6155f60 c6155ec4 c6155ea0 c07e1374 c0c351c4 00[0 0 0 0901c. 2062660] 5ea0: 00000000 c5a1ea00 b6e7d000 c2815800 c6155f60 c07e1310 c6155f5c c6155ec8 00000c 00000001 [b 6 e991c.02070919] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6154000 0000000c 0000[0 0 0 09 1 .#2 8[3088] 5ee0: b6e7d000 00020000 00000004 0000000f 0001fff1 c6155ee0 00000001 b6e7c000 90.609623] [f f c 09:1 .020903060] 5f00: c449d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000c 0000000c[ b 6 f9e13.e30003 45] 5f20: 00000000 00000000 c136ee50 61906ff6 c205c8c0 c5a1ea00 c5a1ea00 c6154000 00000004 00000[0 0 1 901.030103029] 5f40: b6e7d000 00000000 00000000 00000004 c6155f94 c6155f60 c0599770 c05990dc 000 00020000 be[9 6 f a9614. 3 2#513] 5f60: 00000000 00000000 c6155fac 61906ff6 0000000f 0000000f b6fc4e00 00000004 [ 90.61780[5 ] f9f1e.03:3 3083] 5f80: c03002e4 c6154000 c6155fa4 c6155f98 c0599800 c0599708 00000000 c6155fa8 0000004 be96f79[8 b 69f14.e344c768] 5fa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6e7d000 0000000f 00000000 f b6ed47e6 # [[ 9901..63252939] 5fc0: 0000000f 0000000f b6fc4e00 00000004 00000001 00000000 00020000 be921a64 866] Code: 5f7[2 7 5 6931 .63e674111] 5fe0: 00000004 be921798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 6f63 00000074 [a a 5 59a1a.5357 4276] Backtrace: e1a0c00d) # [ 90.628[9 6 9 ]91.378727] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) ---[ end tr[a c e 9f11.d3c8298682] r4:00000024 3965ef023 ]--- #[ E X E9C1_.R3O4032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) DATA: missing 'call trace[: ' : 1.404122] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [FAIL] not ok 34[ s e l9f1t.e4s4461] r9:c6155f60 r8:c5317300 r7:0000000f r6:b6e7d000 r5:c5a1ea00 r4:c0c351b8 ts: lkdtm: EXEC_RODATA.sh [# e 91.424290] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) it=1 # selftes[t s : 9l1k.d4t3m628] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e7d000 r5:c5a1ea00 r4:00000000 : EXEC_USERSPAC[E . s h9 1 .444366] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.453323] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c6154000 r5:c5a1ea00 [ 91.461156] r4:c5a1ea00 [ 91.463702] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.470847] r9:c6154000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000f r4:0000000f [ 91.478602] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.486175] Exception stack(0xc6155fa8 to 0xc6155ff0) [ 91.491235] 5fa0: 0000000f 0000000f 00000001 b6e7d000 0000000f 00000000 [ 91.499420] 5fc0: 0000000f 0000000f b6fc4e00 00000004 00000001 00000000 00020000 be921a64 [ 91.507602] 5fe0: 00000004 be921798 b6f2f4cf b6eb57e6 [ 91.512665] Code: bad PC value [ 91.515731] ---[ end trace f1dc2883965ef024 ]--- # Segmentation fault # [ 91.060101] lkdtm: Performing direct entry EXEC_USERSPACE # [ 91.068006] lkdtm: attempting ok execution at c0c35b48 # [ 91.075967] lkdtm: attempting bad execution at b6fc3000 # [ 91.084041] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc3000 # [ 91.093906] Internal error: : b [#8] SMP ARM # [ 91.100428] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 91.132130] CPU: 1 PID: 2083 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 91.142122] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.150390] PC is at 0xb6fc3000 # [ 91.155702] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 91.162829] pc : [] lr : [] psr: 600e0013 # [ 91.171001] sp : c6155e48 ip : c6155d50 fp : c6155e64 # [ 91.177874] r10: 0000000f r9 : c1acc3d8 r8 : c15e88e4 # [ 91.184748] r7 : c6155f60 r6 : 0000000f r5 : c5ef1000 r4 : b6fc3000 # [ 91.193097] r3 : 61906ff6 r2 : 61906ff6 r1 : ef7965e0 r0 : 0000002b # [ 91.201445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.210485] Control: 10c5387d Table: 1618804a DAC: 00000051 # [ 91.218053] Process cat (pid: 2083, stack limit = 0xdc10840e) # [ 91.225706] Stack: (0xc6155e48 to 0xc6156000) # [ 91.231889] 5e40: 00000001 00000000 0000000f 00000024 c6155e74 c6155e68 # [ 91.242231] 5e60: c0c34dd8 c0c35be4 c6155e9c c6155e78 c0c352d8 c0c34db8 c0c351b8 c5a1ea00 # [ 91.252488] 5e80: b6e7d000 0000000f c5317300 c6155f60 c6155ec4 c6155ea0 c07e1374 c0c351c4 # [ 91.262660] 5ea0: 00000000 c5a1ea00 b6e7d000 c2815800 c6155f60 c07e1310 c6155f5c c6155ec8 # [ 91.272919] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c6154000 # [ 91.283088] 5ee0: b6e7d000 00020000 00000004 0000000f 0001fff1 c6155ee0 00000001 b6e7c000 # [ 91.293260] 5f00: c449d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.303345] 5f20: 00000000 00000000 c136ee50 61906ff6 c205c8c0 c5a1ea00 c5a1ea00 c6154000 # [ 91.313429] 5f40: b6e7d000 00000000 00000000 00000004 c6155f94 c6155f60 c0599770 c05990dc # [ 91.323513] 5f60: 00000000 00000000 c6155fac 61906ff6 0000000f 0000000f b6fc4e00 00000004 # [ 91.333683] 5f80: c03002e4 c6154000 c6155fa4 c6155f98 c0599800 c0599708 00000000 c6155fa8 # [ 91.343768] 5fa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6e7d000 0000000f 00000000 # [ 91.353939] 5fc0: 0000000f 0000000f b6fc4e00 00000004 00000001 00000000 00020000 be921a64 # [ 91.364111] 5fe0: 00000004 be921798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 # [ 91.374276] Backtrace: # [ 91.378727] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.389672] r4:00000024 # [ 91.394032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.404122] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.414461] r9:c6155f60 r8:c5317300 r7:0000000f r6:b6e7d000 r5:c5a1ea00 r4:c0c351b8 # [ 91.424290] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.434628] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e7d000 r5:c5a1ea00 r4:00000000 # [ 91.444366] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.453323] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c6154000 r5:c5a1ea00 # [ 91.461156][ 91.923674] lkdtm: Performing direct entry EXEC_NULL r4:c5a1ea00 # [[ 9911..941028] lkdtm: attempting ok execution at c0c35b48 63702] [] (ksys_write) [ 91.938444] lkdtm: attempting bad execution at 00000000 from [] (sys_write+0x18[ 91.946446] 8<--- cut here --- /0x1c) # [ 91.470847] r9:c615[ 91.952290] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4000 r8:c03002e4 r7:00000004 r6:b[ 91.963356] pgd = 2e9ef360 6fc4e00 r5:0000000f r4:0000000f [ 91.968813] [00000000] *pgd=00000000 # [ 91.478602] [] (sy[ 91.975295] Internal error: Oops: 80000005 [#9] SMP ARM s_write) from [] (ret_f[ 91.983339] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 ast_syscall+0x0/0x[2 8 )9 2 .#0 5051] CPU: 3 PID: 2154 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 91.486[1 7 5 ]9 2E.x0c2e4p8t71] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) on stack(0xc6155fa[8 t o9 20.x033226] PC is at 0x0 6155ff0) # [ 91.491235] 5f[a 0 92.037937] LR is at execute_location+0xa4/0xb4 : [ 9 2 . 0 4 5 0 50] pc : [<00000000>] lr : [] psr: 600e0013 00000[0 f 09020.00050300f5 70]0sp : c5bdfe38 ip : c5bdfd40 fp : c5bdfe54 000001 b[6 e 7 d9020.00 509080405] r10: 0000000a r9 : c1acc3e8 r8 : c15e88e4 00f 0000[0 0 0 09 2 .#06 6[8 0 3 r7 : c5bdff60 r6 : 00000000 r5 : 00000000 r4 : c0c35b48 91.499420[] 5 f9c20.:0 70409070] r3 : 8de6d990 r2 : 8de6d990 r1 : ef7c05e0 r0 : 0000002b 000f 00000[0 0 f 9b26.f0c843e2042] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000004 000[0 0 0 9021. 009020198] Control: 10c5387d Table: 1631804a DAC: 00000051 0000 00020000[ b e 99221.a06949 52] Process cat (pid: 2154, stack limit = 0x3a01c78f) # [ 91[. 5 0 79620.21]0 755f0e] Stack: (0xc5bdfe38 to 0xc5be0000) 0: 00000004 b[e 9 2 19729.81 1b3697] fe20: 00000025 c5edf000 f2f4cf b6eb57e6 [ # [9 2 .1 29686] fe40: 0000000a c5bdff60 c5bdfe64 c5bdfe58 c1359864 c13595c0 c5bdfe74 c5bdfe68 1.512665] Cod[e : b9a2d. 1P3C3 56] fe60: c0c34dd8 c1359850 c5bdfe9c c5bdfe78 c0c352d8 c0c34db8 c0c351b8 c5ab4780 value # [ 91[. 5 1 59723.11]4 942] fe80: b6e0e000 0000000a c5317300 c5bdff60 c5bdfec4 c5bdfea0 c07e1374 c0c351c4 ---[ end trace f[1 d c 29828.31954114] fea0: 00000000 c5ab4780 b6e0e000 c2815800 c5bdff60 c07e1310 c5bdff5c c5bdfec8 5ef024 ]--- #[ E X E9C2_.U1S64E71] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5bde000 RSPACE: missin[g ' c9a2l.l1 7t4455] fee0: b6e0e000 00020000 00000004 0000000a 0001fff6 c5bdfee0 00000001 b6e0d000 ace:': [FAIL] [n o t 9o2k. 1385628] ff00: c5a0cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 selftests: lkd[t m : 9E2X.E1C9_798] ff20: 00000000 00000000 c136ee50 8de6d990 c205c8c0 c5ab4780 c5ab4780 c5bde000 USERSPACE.sh #[ e x i9t2=.12 0 4969] ff40: b6e0e000 00000000 00000000 00000004 c5bdff94 c5bdff60 c0599770 c05990dc selftests: lkdtm[: E X9E2C._2N5143] ff60: 00000000 00000000 c5bdffac 8de6d990 0000000a 0000000a b6f55e00 00000004 ULL.sh [ 92.225401] ff80: c03002e4 c5bde000 c5bdffa4 c5bdff98 c0599800 c0599708 00000000 c5bdffa8 [ 92.234272] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e0e000 0000000a 00000000 [ 92.242457] ffc0: 0000000a 0000000a b6f55e00 00000004 00000001 00000000 00020000 bed66a64 [ 92.250642] ffe0: 00000004 bed66798 b6ec04cf b6e467e6 800e0030 00000001 00000000 00000000 [ 92.258823] Backtrace: [ 92.261295] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 92.269482] r7:c5bdff60 r6:0000000a r5:c5edf000 r4:00000025 [ 92.275157] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.283257] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.291276] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.299203] r9:c5bdff60 r8:c5317300 r7:0000000a r6:b6e0e000 r5:c5ab4780 r4:c0c351b8 [ 92.306959] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.314798] r9:c07e1310 r8:c5bdff60 r7:c2815800 r6:b6e0e000 r5:c5ab4780 r4:00000000 [ 92.322551] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.329695] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c5bde000 r5:c5ab4780 [ 92.337529] r4:c5ab4780 [ 92.340074] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.347219] r9:c5bde000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000000a r4:0000000a [ 92.354974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.362547] Exception stack(0xc5bdffa8 to 0xc5bdfff0) [ 92.367605] ffa0: 0000000a 0000000a 00000001 b6e0e000 0000000a 00000000 [ 92.375791] ffc0: 0000000a 0000000a b6f55e00 00000004 00000001 00000000 00020000 bed66a64 [ 92.383974] ffe0: 00000004 bed66798 b6ec04cf b6e467e6 [ 92.389038] Code: bad PC value [ 92.392170] ---[ end trace f1dc2883965ef025 ]--- # Segmentation fault # [ 91.923674] lkdtm: Performing direct entry EXEC_NULL # [ 91.931028] lkdtm: attempting ok execution at c0c35b48 # [ 91.938444] lkdtm: attempting bad execution at 00000000 # [ 91.946446] 8<--- cut here --- # [ 91.952290] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 91.963356] pgd = 2e9ef360 # [ 91.968813] [00000000] *pgd=00000000 # [ 91.975295] Internal error: Oops: 80000005 [#9] SMP ARM # [ 91.983339] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 92.015051] CPU: 3 PID: 2154 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 92.024871] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.033226] PC is at 0x0 # [ 92.037937] LR is at execute_location+0xa4/0xb4 # [ 92.045056] pc : [<00000000>] lr : [] psr: 600e0013 # [ 92.053057] sp : c5bdfe38 ip : c5bdfd40 fp : c5bdfe54 # [ 92.059845] r10: 0000000a r9 : c1acc3e8 r8 : c15e88e4 # [ 92.066803] r7 : c5bdff60 r6 : 00000000 r5 : 00000000 r4 : c0c35b48 # [ 92.074979] r3 : 8de6d990 r2 : 8de6d990 r1 : ef7c05e0 r0 : 0000002b # [ 92.083242] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.092198] Control: 10c5387d Table: 1631804a DAC: 00000051 # [ 92.099852] Process cat (pid: 2154, stack limit = 0x3a01c78f) # [ 92.107504] Stack: (0xc5bdfe38 to 0xc5be0000) # [ 92.113597] fe20: 00000025 c5edf000 # [ 92.123686] fe40: 0000000a c5bdff60 c5bdfe64 c5bdfe58 c1359864 c13595c0 c5bdfe74 c5bdfe68 # [ 92.133856] fe60: c0c34dd8 c1359850 c5bdfe9c c5bdfe78 c0c352d8 c0c34db8 c0c351b8 c5ab4780 # [ 92.143942] fe80: b6e0e000 0000000a c5317300 c5bdff60 c5bdfec4 c5bdfea0 c07e1374 c0c351c4 # [ 92.154114] fea0: 00000000 c5ab4780 b6e0e000 c2815800 c5bdff60 c07e1310 c5bdff5c c5bdfec8 # [ 92.164371] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5bde000 # [ 92.174455] fee0: b6e0e000 00020000 00000004 0000000a 0001fff6 c5bdfee0 00000001 b6e0d000 # [ 92.184628] ff00: c5a0cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.194798] ff20: 00000000 00000000 c136ee50 8de6d990 c205c8c0 c5ab4780 c5ab4780 c5bde000 # [ 92.204969] ff40: b6e0e000 00000000 00000000 00000004 c5bdff94 c5bdff60 c0599770 c05990dc # [ 92.215143] ff60: 00000000 00000000 c5bdffac 8de6d990 0000000a 0000000a b6f55e00 00000004 # [ 92.225401] ff80: c03002e4 c5bde000 c5bdffa4 c5bdff98 c0599800 c0599708 00000000 c5bdffa8 # [ 92.234272] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e0e000 0000000a 00000000 # [ 92.242457] ffc0: 0000000a 0000000a b6f55e00 00000004 00000001 00000000 00020000 bed66a64 # [ 92.250642] ffe0: 00000004 bed66798 b6ec04cf b6e467e6 800e0030 00000001 00000000 00000000 # [ 92.258823] Backtrace: # [ 92.261295] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 92.269482] r7:c5bdff60 r6:0000000a r5:c5edf000 r4:00000025 # [ 92.275157] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.283257] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.291276] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.299203] r9:c5bdff60 r8:c5317300 r7:0000000a r6:b6e0e000 r5:c5ab4780 r4:c0c351b8 # [ 92.3[ 92.861909] lkdtm: Performing direct entry ACCESS_USERSPACE 06959] [] (full_proxy_w[ 92.868041] lkdtm: attempting bad read at b6fdc000 rite) from [] (vfs_writ[ 92.875586] 8<--- cut here --- e+0x10c/0x524) # [ [9 2 . 3912.881451] Unhandled fault: page domain fault (0x01b) at 0xb6fdc000 798] r9:c07e[1 3 1 09 2r.88:9c0546] pgd = 10b5e6d4 bdff60 r7:c2815800 r6:b[6 e 0 e90.894763] [b6fdc000] *pgd=494d9831 00 r5:c5ab4780 r4:0000[0 0 0902 900688] Internal error: : 1b [#10] SMP ARM # [ 92.322551] [] (v[ 92.907382] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 fs_write) from [ ] 92.939089] CPU: 2 PID: 2230 Comm: cat Tainted: G D W 5.10.167-cip26 #1 ksys_write+0[x 7 4 /902x.e9c4)9 253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.329695] r10:000000[0 4 92.957701] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c r9:00000000 r8:00000000 r7:b6e[0 92.965531] LR is at __irq_work_queue_local+0x40/0x74 000 r6:c5bd[e 0 0 09 2r.59:7c352a9] pc : [] lr : [] psr: 600e0013 b4780 # [ [9 2 . 39327.958219350] sp : c59d1e38 ip : c59d1d40 fp : c59d1e64 r4:c5ab478[0 #9 2[. 9 8 89483] r10: 00000011 r9 : c1acc3f4 r8 : c15e88e4 .340074] [9]5 617] r7 : c59d1f60 r6 : 00000051 r5 : c59d0000 r4 : b6fdc000 ksys_write[) f r93o.m0 0[4<0c50] r3 : 88ef1944 r2 : 88ef1944 r1 : ef7ab5e0 r0 : 00000026 599800>] (sys_[w r i t9e3+.00x112317] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none /0x1c) # [ 9[2 . 3 49732.1092]448] Control: 10c5387d Table: 1613004a DAC: 00000051 r9:c5bde000 r[8 : c 09330.0022e188] Process cat (pid: 2230, stack limit = 0xa2489e48) 4 r7:00000004[ r 6 :93b.60f3565930] Stack: (0xc59d1e38 to 0xc59d2000) 00 r5:0000000a r4[: 0 0 09030.0003197] 1e20: 00000022 00000000 a # [ 92.354974][ [ < c9035.953459] 1e40: 00000000 88ef1944 c59d1e6c 00000026 c5e72000 00000011 c59d1e74 c59d1e68 97e8>] (sys_write) [f r o m9 3[.<63804] 1e60: c0c34dd8 c0c35cb8 c59d1e9c c59d1e78 c0c352d8 c0c34db8 c0c351b8 c5af8780 c03000c0>] (ret_fas[t _ s y9s3c.a74149] 1e80: b6e96000 00000011 c5317300 c59d1f60 c59d1ec4 c59d1ea0 c07e1374 c0c351c4 ll+0x0/0x28) # [ 9[2 . 3 69235084496] 1ea0: 00000000 c5af8780 b6e96000 c2815800 c59d1f60 c07e1310 c59d1f5c c59d1ec8 47] Exception stack[( 0 x c953b.d94928] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c59d0000 ffa8 to 0xc5bdfff0) [ # [9 3 .105273] 1ee0: b6e96000 00020000 00000004 00000011 0001ffef c59d1ee0 00000001 b6e95000 92.367605] ffa0: [ 9 3 . 15706] 1f00: c5a1fb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000a [0 0 0 09030.0126049] 1f20: 00000000 00000000 c136ee50 88ef1944 c205c8c0 c5af8780 c5af8780 c59d0000 00000001 b6e0e00[0 0 09030.0106395] 1f40: b6e96000 00000000 00000000 00000004 c59d1f94 c59d1f60 c0599770 c05990dc 0a 00000000 # [ 9[2 . 3 79537.146655] 1f60: 00000000 00000000 c59d1fac 88ef1944 00000011 00000011 b6fdde00 00000004 1] ffc0: 0000000a 00[0 0 0 0903a.157087] 1f80: c03002e4 c59d0000 c59d1fa4 c59d1f98 c0599800 c0599708 00000000 c59d1fa8 b6f55e00 00000004[ 0 0 09030.0107518] 1fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e96000 00000011 00000000 1 00000000 000200[0 0 b9e3d.6167778] 1fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 bec1fa64 a64 # [ 92.38[3 9 7 49]3 .f1f88036] 1fe0: 00000004 bec1f798 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 0: 00000004 bed6679[8 b 69e3c.098289] Backtrace: 4cf b6e467e6 # [ 92.38[9 0 3 83.202917] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) ] Code: bad PC valu[e #9 3[. 14039] r6:00000011 r5:c5e72000 r4:00000026 92.392170] ---[ end t[r a c e9 .220828] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) f1dc2883965ef025 ]--- # EXEC_N[U 93.231181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) LL: missing 'call tra[c e : '9:3 241781] r9:c59d1f60 r8:c5317300 r7:00000011 r6:b6e96000 r5:c5af8780 r4:c0c351b8 [FAIL] not ok 36 selftests: l[k 93.251785] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) tm: EXEC_NULL.sh # [e x i t9=31. 62297] r9:c07e1310 r8:c59d1f60 r7:c2815800 r6:b6e96000 r5:c5af8780 r4:00000000 # selftests: lkdtm: [A C C E9S3S272211] [] (vfs_write) from [] (ksys_write+0x74/0xec) _USERSPACE.sh [ 93.281600] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c59d0000 r5:c5af8780 [ 93.290725] r4:c5af8780 [ 93.293274] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.300421] r9:c59d0000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:00000011 r4:00000011 [ 93.308179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.315755] Exception stack(0xc59d1fa8 to 0xc59d1ff0) [ 93.320818] 1fa0: 00000011 00000011 00000001 b6e96000 00000011 00000000 [ 93.329007] 1fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 bec1fa64 [ 93.337193] 1fe0: 00000004 bec1f798 b6f484cf b6ece7e6 [ 93.342257] Code: e1a01004 e30d0318 e34c01ac eb1c62b6 (e5943000) [ 93.348363] ---[ end trace f1dc2883965ef026 ]--- # Segmentation fault # [ 92.861909] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 92.868041] lkdtm: attempting bad read at b6fdc000 # [ 92.875586] 8<--- cut here --- # [ 92.881451] Unhandled fault: page domain fault (0x01b) at 0xb6fdc000 # [ 92.890146] pgd = 10b5e6d4 # [ 92.894763] [b6fdc000] *pgd=494d9831 # [ 92.900688] Internal error: : 1b [#10] SMP ARM # [ 92.907382] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 92.939089] CPU: 2 PID: 2230 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 92.949253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.957701] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 92.965531] LR is at __irq_work_queue_local+0x40/0x74 # [ 92.973259] pc : [] lr : [] psr: 600e0013 # [ 92.981350] sp : c59d1e38 ip : c59d1d40 fp : c59d1e64 # [ 92.988483] r10: 00000011 r9 : c1acc3f4 r8 : c15e88e4 # [ 92.995617] r7 : c59d1f60 r6 : 00000051 r5 : c59d0000 r4 : b6fdc000 # [ 93.004051] r3 : 88ef1944 r2 : 88ef1944 r1 : ef7ab5e0 r0 : 00000026 # [ 93.012317] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.021448] Control: 10c5387d Table: 1613004a DAC: 00000051 # [ 93.029188] Process cat (pid: 2230, stack limit = 0xa2489e48) # [ 93.036930] Stack: (0xc59d1e38 to 0xc59d2000) # [ 93.043197] 1e20: 00000022 00000000 # [ 93.053459] 1e40: 00000000 88ef1944 c59d1e6c 00000026 c5e72000 00000011 c59d1e74 c59d1e68 # [ 93.063804] 1e60: c0c34dd8 c0c35cb8 c59d1e9c c59d1e78 c0c352d8 c0c34db8 c0c351b8 c5af8780 # [ 93.074149] 1e80: b6e96000 00000011 c5317300 c59d1f60 c59d1ec4 c59d1ea0 c07e1374 c0c351c4 # [ 93.084496] 1ea0: 00000000 c5af8780 b6e96000 c2815800 c59d1f60 c07e1310 c59d1f5c c59d1ec8 # [ 93.094928] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c59d0000 # [ 93.105273] 1ee0: b6e96000 00020000 00000004 00000011 0001ffef c59d1ee0 00000001 b6e95000 # [ 93.115706] 1f00: c5a1fb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.126049] 1f20: 00000000 00000000 c136ee50 88ef1944 c205c8c0 c5af8780 c5af8780 c59d0000 # [ 93.136395] 1f40: b6e96000 00000000 00000000 00000004 c59d1f94 c59d1f60 c0599770 c05990dc # [ 93.146655] 1f60: 00000000 00000000 c59d1fac 88ef1944 00000011 00000011 b6fdde00 00000004 # [ 93.157087] 1f80: c03002e4 c59d0000 c59d1fa4 c59d1f98 c0599800 c0599708 00000000 c59d1fa8 # [ 93.167518] 1fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e96000 00000011 00000000 # [ 93.177778] 1fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 bec1fa64 # [ 93.188036] 1fe0: 00000004 bec1f798 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 # [ 93.198289] Backtrace: # [ 93.202917] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.214039] r6:00000011 r5:c5e72000 r4:00000026 # [ 93.220828] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.231181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.241781] r9:c59d1f60 r8:c5317300 r7:00000011 r6:b6e96000 r5:c5af8780 r4:c0c351b8 # [ 93.251785] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.262297] r9:c07e1310 r8:c59d1f60 r7:c2815800 r6:b6e96000 r5:c5af8780 r4:00000000 # [ 93.272211] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.281600] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c59d0000 r5:c5af8780 # [ 93.290725] r4:c5af8780 # [[ 93.794196] lkdtm: Performing direct entry ACCESS_NULL 93.293274] [ ]9 3.801388] lkdtm: attempting bad read at 00000000 ksys_write) from [] (sy[ 93.808583] 8<--- cut here --- s_write+0x18/0x1c) # [ 93.3004[ 93.814693] Unable to handle kernel NULL pointer dereference at virtual address 00000000 21] r9:c59d0000 r8:c03002e4 r7:0[ 93.825460] pgd = d6a5c49a 0000004 r6:b6fdde00 r5:00000011 r[ 93.830994] [00000000] *pgd=00000000 4:00000011 # [ 93.308179] [] (sys_write) from [] (ret_fast_sys[c a l l9+30.x76688] CPU: 2 PID: 2305 Comm: cat Tainted: G D W 5.10.167-cip26 #1 0/0x28) #[ [ 9 39.388.635195] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 755] Exception stack(0xc59d1fa8[ 93.894869] PC is at lkdtm_ACCESS_NULL+0x28/0x68 to 0xc59d1ff0) # [ 93.3208[1 8 93.902172] LR is at __irq_work_queue_local+0x40/0x74 ] 1fa0: [ 9 3 . 9 0 9 8 5] pc : [] lr : [] psr: 600e0013 00000[0 1 1 9030.09010709101] sp : c46dde50 ip : c46ddd58 fp : c46dde64 0000000[1 b 69e39.690204086 10 r10: 0000000c r9 : c1acc408 r8 : c15e88e4 0000011 0000[0 0 0 09 3 .#9 3[1 734] r7 : c46ddf60 r6 : 0000000c r5 : c5c2d000 r4 : 00000000 93.32900[7 ] 19f3c.09:4 001060] r3 : dc83b43e r2 : dc83b43e r1 : ef7ab5e0 r0 : 00000026 00011 00000011[ b 6 f93d.d9e408031] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000004 00[0 0 0 09031. 905070472] Control: 10c5387d Table: 1677c04a DAC: 00000051 0000 00020000 b[e c 1 f9a36.49 6 127] Process cat (pid: 2305, stack limit = 0x582e808f) # [ 93.33[7 1 9933]. 917f2e8065] Stack: (0xc46dde50 to 0xc46de000) 00000004 bec1f7[9 8 b963f.9478045] de40: 00000027 c5c2d000 c46dde74 c46dde68 4cf b6ece7e6 # [[ 9933..3949217] de60: c0c34dd8 c1359874 c46dde9c c46dde78 c0c352d8 c0c34db8 c0c351b8 c61dfa40 2257] Code: e1a010[0 4 e9330.d999477] de80: b6dde000 0000000c c5317300 c46ddf60 c46ddec4 c46ddea0 c07e1374 c0c351c4 318 e34c01ac e[b 1 c 6924b.60 0(9820] dea0: 00000000 c61dfa40 b6dde000 c2815800 c46ddf60 c07e1310 c46ddf5c c46ddec8 5943000) # [ [9 3 .9344.80319991] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c46dc000 3] ---[ end trac[e f 19d4c.20830248] dee0: b6dde000 00020000 00000004 0000000c 0001fff4 c46ddee0 00000001 b6ddd000 3965ef026 ]--- [ # A9C4C.E0S4S505] df00: c5a1f180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 _USERSPACE: miss[i n g 9'4c.a0l50677] df20: 00000000 00000000 c136ee50 dc83b43e c205c8c0 c61dfa40 c61dfa40 c46dc000 trace:': [FAIL[] n9o4t. 0o6k934] df40: b6dde000 00000000 00000000 00000004 c46ddf94 c46ddf60 c0599770 c05990dc 37 selftests: [l k d t9m4:. 0A7C105] df60: 00000000 00000000 c46ddfac dc83b43e 0000000c 0000000c b6f25e00 00000004 CESS_USERSPACE.[s h #9 4e.x0i8t277] df80: c03002e4 c46dc000 c46ddfa4 c46ddf98 c0599800 c0599708 00000000 c46ddfa8 =1 # selftests[: l k9d4t.m0:9 449] dfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 ACCESS_NULL.sh [ 94.101619] dfc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 beac9a64 [ 94.111182] dfe0: 00000004 beac9798 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 [ 94.119362] Backtrace: [ 94.121833] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.130103] r5:c5c2d000 r4:00000027 [ 94.133690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.141708] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.149634] r9:c46ddf60 r8:c5317300 r7:0000000c r6:b6dde000 r5:c61dfa40 r4:c0c351b8 [ 94.157391] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.165230] r9:c07e1310 r8:c46ddf60 r7:c2815800 r6:b6dde000 r5:c61dfa40 r4:00000000 [ 94.172982] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.180126] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c46dc000 r5:c61dfa40 [ 94.187958] r4:c61dfa40 [ 94.190504] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.197647] r9:c46dc000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000000c r4:0000000c [ 94.205401] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.212974] Exception stack(0xc46ddfa8 to 0xc46ddff0) [ 94.218035] dfa0: 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 [ 94.226223] dfc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 beac9a64 [ 94.234406] dfe0: 00000004 beac9798 b6e904cf b6e167e6 [ 94.239466] Code: e30d0318 e34c01ac e1a01004 ebffd402 (e5945000) [ 94.245649] ---[ end trace f1dc2883965ef027 ]--- # Segmentation fault # [ 93.794196] lkdtm: Performing direct entry ACCESS_NULL # [ 93.801388] lkdtm: attempting bad read at 00000000 # [ 93.808583] 8<--- cut here --- # [ 93.814693] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 93.825460] pgd = d6a5c49a # [ 93.830994] [00000000] *pgd=00000000 # [ 93.837464] Internal error: Oops: 5 [#11] SMP ARM # [ 93.844986] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 93.876688] CPU: 2 PID: 2305 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 93.886593] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.894869] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 93.902172] LR is at __irq_work_queue_local+0x40/0x74 # [ 93.909815] pc : [] lr : [] psr: 600e0013 # [ 93.917902] sp : c46dde50 ip : c46ddd58 fp : c46dde64 # [ 93.924861] r10: 0000000c r9 : c1acc408 r8 : c15e88e4 # [ 93.931734] r7 : c46ddf60 r6 : 0000000c r5 : c5c2d000 r4 : 00000000 # [ 93.940168] r3 : dc83b43e r2 : dc83b43e r1 : ef7ab5e0 r0 : 00000026 # [ 93.948431] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.957472] Control: 10c5387d Table: 1677c04a DAC: 00000051 # [ 93.965127] Process cat (pid: 2305, stack limit = 0x582e808f) # [ 93.972865] Stack: (0xc46dde50 to 0xc46de000) # [ 93.979045] de40: 00000027 c5c2d000 c46dde74 c46dde68 # [ 93.989217] de60: c0c34dd8 c1359874 c46dde9c c46dde78 c0c352d8 c0c34db8 c0c351b8 c61dfa40 # [ 93.999477] de80: b6dde000 0000000c c5317300 c46ddf60 c46ddec4 c46ddea0 c07e1374 c0c351c4 # [ 94.009820] dea0: 00000000 c61dfa40 b6dde000 c2815800 c46ddf60 c07e1310 c46ddf5c c46ddec8 # [ 94.019991] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c46dc000 # [ 94.030248] dee0: b6dde000 00020000 00000004 0000000c 0001fff4 c46ddee0 00000001 b6ddd000 # [ 94.040505] df00: c5a1f180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.050677] df20: 00000000 00000000 c136ee50 dc83b43e c205c8c0 c61dfa40 c61dfa40 c46dc000 # [ 94.060934] df40: b6dde000 00000000 00000000 00000004 c46ddf94 c46ddf60 c0599770 c05990dc # [ 94.071105] df60: 00000000 00000000 c46ddfac dc83b43e 0000000c 0000000c b6f25e00 00000004 # [ 94.081277] df80: c03002e4 c46dc000 c46ddfa4 c46ddf98 c0599800 c0599708 00000000 c46ddfa8 # [ 94.091449] dfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 # [ 94.101619] dfc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 beac9a64 # [ 94.111182] dfe0: 00000004 beac9798 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 # [ 94.119362] Backtrace: # [ 94.121833] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.130103] r5:c5c2d000 r4:00000027 # [ 94.133690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.141708] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.149634] r9:c46ddf60 r8:c5317300 r7:0000000c r6:b6dde000 r5:c61dfa40 r4:c0c351b8 # [ 94.157391] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.165230] r9:c07e1310 r8:c46ddf60 r7:c2815800 r6:b6dde000 r5:c61dfa40 r4:00000000 # [ 94.172982] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.180126] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c46dc000 r5:c61dfa40 # [ 94.187958] r4:c61dfa40 # [ 94.190504] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.197647] r9:c46dc000 r8:c03002e4 [ 94.692098] lkdtm: Performing direct entry WRITE_RO r7:00000004 r6:b6f25e00 r5:000000[ 94.697996] lkdtm: attempting bad rodata write at c15e8b7c 0c r4:0000000c # [ 94.205401] [ 94.706449] 8<--- cut here --- [] (s[y s _ w9r4i.t7e1)211] Unable to handle kernel paging request at virtual address c15e8b7c from [.]7 2(1r430] pgd = 2e9ef360 t_fast_syscall+0x0/0x28) [# [ 94.725959] [c15e8b7c] *pgd=1141941e(bad) 94.212974] Excep[t i o n9 4s.t732491] Internal error: Oops: 80d [#12] SMP ARM ck(0xc46ddfa8 to 0xc46ddff0) # [[ 94.739534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 94.218035] dfa0: [ 9 4 771237] CPU: 2 PID: 2379 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 0 0 09040.0708c1 2027] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000c 00000001 b6dde000 000[0 0 94.789588] PC is at lkdtm_WRITE_RO+0x44/0x50 0c 00000000 # [ 94.22[6 2 2 394.796544] LR is at __irq_work_queue_local+0x40/0x74 dfc0: 000[0 0 0 09c4 .08000400014] pc : [] lr : [] psr: 600e0013 0c b6f25e00[ 0 0 09040.080142 102] sp : c62dde50 ip : c62ddd58 fp : c62dde64 0000001 0[0 0 0 0940.0801 9010407] r10: 00000009 r9 : c1acc414 r8 : c15e88e4 0000 beac[9 a 6 49 4 .#8 2[6 1 0 ] r7 : c62ddf60 r6 : 00000009 r5 : c5e72000 r4 : c15e8b7c 94.234406][ d f e904:. 8030403067] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acd218 004 beac9798 b[6 e 9 0944c.f8 4b2716] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e167e6 # [ [ 9 49.42.389541863] Control: 10c5387d Table: 1631804a DAC: 00000051 6] Code: e[3 0 d 09341.88 5e934409] Process cat (pid: 2379, stack limit = 0x2a82a26f) 01ac e1a0[1 0 0 49 4e.b8f6f6d9470] Stack: (0xc62dde50 to 0xc62de000) 2 (e5945000) [# [ 9 4. 89743070] de40: 00000028 c5e72000 c62dde74 c62dde68 245649] ---[ end[ t r a9c4e. 8f83243] de60: c0c34dd8 c1359674 c62dde9c c62dde78 c0c352d8 c0c34db8 c0c351b8 c61de280 dc2883965ef027 ][- - - 9 4#. 8A93501] de80: b6e6c000 00000009 c5317300 c62ddf60 c62ddec4 c62ddea0 c07e1374 c0c351c4 CESS_NULL: missing [' c a l9l4 .t03759] dea0: 00000000 c61de280 b6e6c000 c2815800 c62ddf60 c07e1310 c62ddf5c c62ddec8 race:': [FAIL] [ n o t9 4o.k9 13101] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c62dc000 8 selftests: lkd[t m : 9A4C.C9E24272] dee0: b6e6c000 00020000 00000004 00000009 0001fff7 c62ddee0 00000001 b6e6b000 S_NULL.sh # exit[= 1 9#4 .s9e34529] df00: c5acfcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ftests: lkdtm: W[R I T E9_4R.O9.44787] df20: 00000000 00000000 c136ee50 d2b17e20 c205c8c0 c61de280 c61de280 c62dc000 h [ 94.955043] df40: b6e6c000 00000000 00000000 00000004 c62ddf94 c62ddf60 c0599770 c05990dc [ 94.963478] df60: 00000000 00000000 c62ddfac d2b17e20 00000009 00000009 b6fb3e00 00000004 [ 94.971662] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c0599800 c0599708 00000000 c62ddfa8 [ 94.979849] dfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000 [ 94.988033] dfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bebe0a64 [ 94.996219] dfe0: 00000004 bebe0798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 [ 95.004398] Backtrace: [ 95.006866] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.014879] r5:c5e72000 r4:00000028 [ 95.018466] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.026484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.034412] r9:c62ddf60 r8:c5317300 r7:00000009 r6:b6e6c000 r5:c61de280 r4:c0c351b8 [ 95.042168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.050006] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e6c000 r5:c61de280 r4:00000000 [ 95.057758] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.064901] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c62dc000 r5:c61de280 [ 95.072734] r4:c61de280 [ 95.075278] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.082423] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009 [ 95.090177] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.097751] Exception stack(0xc62ddfa8 to 0xc62ddff0) [ 95.102809] dfa0: 00000009 00000009 00000001 b6e6c000 00000009 00000000 [ 95.110995] dfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bebe0a64 [ 95.119177] dfe0: 00000004 bebe0798 b6f1e4cf b6ea47e6 [ 95.124238] Code: e34a3bcd e30d0218 e34c01ac e0233002 (e5843000) [ 95.130341] ---[ end trace f1dc2883965ef028 ]--- # Segmentation fault # [ 94.692098] lkdtm: Performing direct entry WRITE_RO # [ 94.697996] lkdtm: attempting bad rodata write at c15e8b7c # [ 94.706449] 8<--- cut here --- # [ 94.712211] Unable to handle kernel paging request at virtual address c15e8b7c # [ 94.721430] pgd = 2e9ef360 # [ 94.725959] [c15e8b7c] *pgd=1141941e(bad) # [ 94.732491] Internal error: Oops: 80d [#12] SMP ARM # [ 94.739534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 94.771237] CPU: 2 PID: 2379 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 94.781227] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.789588] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 94.796544] LR is at __irq_work_queue_local+0x40/0x74 # [ 94.804014] pc : [] lr : [] psr: 600e0013 # [ 94.812102] sp : c62dde50 ip : c62ddd58 fp : c62dde64 # [ 94.819147] r10: 00000009 r9 : c1acc414 r8 : c15e88e4 # [ 94.826106] r7 : c62ddf60 r6 : 00000009 r5 : c5e72000 r4 : c15e8b7c # [ 94.834367] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acd218 # [ 94.842716] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 94.851843] Control: 10c5387d Table: 1631804a DAC: 00000051 # [ 94.859409] Process cat (pid: 2379, stack limit = 0x2a82a26f) # [ 94.866976] Stack: (0xc62dde50 to 0xc62de000) # [ 94.873070] de40: 00000028 c5e72000 c62dde74 c62dde68 # [ 94.883243] de60: c0c34dd8 c1359674 c62dde9c c62dde78 c0c352d8 c0c34db8 c0c351b8 c61de280 # [ 94.893501] de80: b6e6c000 00000009 c5317300 c62ddf60 c62ddec4 c62ddea0 c07e1374 c0c351c4 # [ 94.903759] dea0: 00000000 c61de280 b6e6c000 c2815800 c62ddf60 c07e1310 c62ddf5c c62ddec8 # [ 94.914101] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c62dc000 # [ 94.924272] dee0: b6e6c000 00020000 00000004 00000009 0001fff7 c62ddee0 00000001 b6e6b000 # [ 94.934529] df00: c5acfcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.944787] df20: 00000000 00000000 c136ee50 d2b17e20 c205c8c0 c61de280 c61de280 c62dc000 # [ 94.955043] df40: b6e6c000 00000000 00000000 00000004 c62ddf94 c62ddf60 c0599770 c05990dc # [ 94.963478] df60: 00000000 00000000 c62ddfac d2b17e20 00000009 00000009 b6fb3e00 00000004 # [ 94.971662] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c0599800 c0599708 00000000 c62ddfa8 # [ 94.979849] dfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000 # [ 94.988033] dfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bebe0a64 # [ 94.996219] dfe0: 00000004 bebe0798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 # [ 95.004398] Backtrace: # [ 95.006866] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.014879] r5:c5e72000 r4:00000028 # [ 95.018466] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.026484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.034412] r9:c62ddf60 r8:c5317300 r7:00000009 r6:b6e6c000 r5:c61de280 r4:c0c351b8 # [ 95.042168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.050006] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e6c000 r5:c61de280 r4:00000000 # [ 95.057758] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.064901] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c62dc000 r5:c61de280 # [ 95.072734] r4:c61de280 # [ 95.075278] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.082423] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009 # [ 95.090177] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.097751] Exception stack(0xc62ddfa8 to 0xc62ddff0) # [ 95.102809] dfa0: 00000009 00000009 00000001 b6e6c000 00000009 00000000 # [ 95.110995] dfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bebe0a64 # [ 95.119177] dfe0: 00000004 bebe0798 b6f1e4cf b6ea47e6 # [ 95.124238] Code: e34a3bcd e30d0218 e34c01ac e0233002 (e5843000) # [ 95.130341] ---[ end trace f1dc2883965ef028 ]--- # WRITE_RO: missin[ 95.620050] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT g 'call trace:': [FAIL] not ok 3[ 95.628130] lkdtm: attempting bad ro_after_init write at c1b7dc60 9 selftests: lkdtm: WRITE_RO.sh #[ 95.637116] 8<--- cut here --- exit=1 [# s e9l5f.t6e4s2t9s2:] Unable to handle kernel paging request at virtual address c1b7dc60 lkdtm: WRI[T E _ R9O5_.A6F51T8E81] pgd = 4118ddbe _INIT.sh [ 95.656409] [c1b7dc60] *pgd=11a1941e(bad) [ 95.661290] Internal error: Oops: 80d [#13] SMP ARM [ 95.666174] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 95.695214] CPU: 2 PID: 2453 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 95.702962] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.709507] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 95.714835] LR is at __irq_work_queue_local+0x40/0x74 [ 95.719892] pc : [] lr : [] psr: 600e0013 [ 95.726163] sp : c5b15e50 ip : c5b15d58 fp : c5b15e64 [ 95.731391] r10: 00000014 r9 : c1acc420 r8 : c15e88e4 [ 95.736621] r7 : c5b15f60 r6 : 00000014 r5 : c5e72000 r4 : c1b7dc60 [ 95.743152] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd218 [ 95.749685] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 95.756826] Control: 10c5387d Table: 1630804a DAC: 00000051 [ 95.762577] Process cat (pid: 2453, stack limit = 0x3fc28162) [ 95.768328] Stack: (0xc5b15e50 to 0xc5b16000) [ 95.772693] 5e40: 00000029 c5e72000 c5b15e74 c5b15e68 [ 95.780879] 5e60: c0c34dd8 c13596c4 c5b15e9c c5b15e78 c0c352d8 c0c34db8 c0c351b8 c61df2c0 [ 95.789064] 5e80: b6e4f000 00000014 c5317300 c5b15f60 c5b15ec4 c5b15ea0 c07e1374 c0c351c4 [ 95.797248] 5ea0: 00000000 c61df2c0 b6e4f000 c2815800 c5b15f60 c07e1310 c5b15f5c c5b15ec8 [ 95.805434] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5b14000 [ 95.813620] 5ee0: b6e4f000 00020000 00000004 00000014 0001ffec c5b15ee0 00000001 b6e4e000 [ 95.821805] 5f00: c5a1f040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 95.829990] 5f20: 00000000 00000000 c136ee50 a284367b c205c8c0 c61df2c0 c61df2c0 c5b14000 [ 95.838176] 5f40: b6e4f000 00000000 00000000 00000004 c5b15f94 c5b15f60 c0599770 c05990dc [ 95.846360] 5f60: 00000000 00000000 c5b15fac a284367b 00000014 00000014 b6f96e00 00000004 [ 95.854543] 5f80: c03002e4 c5b14000 c5b15fa4 c5b15f98 c0599800 c0599708 00000000 c5b15fa8 [ 95.862727] 5fa0: c03000c0 c05997f4 00000014 00000014 00000001 b6e4f000 00000014 00000000 [ 95.870912] 5fc0: 00000014 00000014 b6f96e00 00000004 00000001 00000000 00020000 beb4da64 [ 95.879098] 5fe0: 00000004 beb4d798 b6f014cf b6e877e6 800e0030 00000001 00000000 00000000 [ 95.887278] Backtrace: [ 95.889748] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.898713] r5:c5e72000 r4:00000029 [ 95.902299] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.910317] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.918242] r9:c5b15f60 r8:c5317300 r7:00000014 r6:b6e4f000 r5:c61df2c0 r4:c0c351b8 [ 95.925999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.933837] r9:c07e1310 r8:c5b15f60 r7:c2815800 r6:b6e4f000 r5:c61df2c0 r4:00000000 [ 95.941591] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.948734] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c5b14000 r5:c61df2c0 [ 95.956567] r4:c61df2c0 [ 95.959111] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.966256] r9:c5b14000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000014 r4:00000014 [ 95.974013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.981588] Exception stack(0xc5b15fa8 to 0xc5b15ff0) [ 95.986647] 5fa0: 00000014 00000014 00000001 b6e4f000 00000014 00000000 [ 95.994834] 5fc0: 00000014 00000014 b6f96e00 00000004 00000001 00000000 00020000 beb4da64 [ 96.003018] 5fe0: 00000004 beb4d798 b6f014cf b6e877e6 [ 96.008081] Code: e34a3bcd e30d0218 e34c01ac e0233002 (e5843000) [ 96.014185] ---[ end trace f1dc2883965ef029 ]--- # Segmentation fault # [ 95.620050] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 95.628130] lkdtm: attempting bad ro_after_init write at c1b7dc60 # [ 95.637116] 8<--- cut here --- # [ 95.642920] Unable to handle kernel paging request at virtual address c1b7dc60 # [ 95.651881] pgd = 4118ddbe # [ 95.656409] [c1b7dc60] *pgd=11a1941e(bad) # [ 95.661290] Internal error: Oops: 80d [#13] SMP ARM # [ 95.666174] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 95.695214] CPU: 2 PID: 2453 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 95.702962] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.709507] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 95.714835] LR is at __irq_work_queue_local+0x40/0x74 # [ 95.719892] pc : [] lr : [] psr: 600e0013 # [ 95.726163] sp : c5b15e50 ip : c5b15d58 fp : c5b15e64 # [ 95.731391] r10: 00000014 r9 : c1acc420 r8 : c15e88e4 # [ 95.736621] r7 : c5b15f60 r6 : 00000014 r5 : c5e72000 r4 : c1b7dc60 # [ 95.743152] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd218 # [ 95.749685] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.756826] Control: 10c5387d Table: 1630804a DAC: 00000051 # [ 95.762577] Process cat (pid: 2453, stack limit = 0x3fc28162) # [ 95.768328] Stack: (0xc5b15e50 to 0xc5b16000) # [ 95.772693] 5e40: 00000029 c5e72000 c5b15e74 c5b15e68 # [ 95.780879] 5e60: c0c34dd8 c13596c4 c5b15e9c c5b15e78 c0c352d8 c0c34db8 c0c351b8 c61df2c0 # [ 95.789064] 5e80: b6e4f000 00000014 c5317300 c5b15f60 c5b15ec4 c5b15ea0 c07e1374 c0c351c4 # [ 95.797248] 5ea0: 00000000 c61df2c0 b6e4f000 c2815800 c5b15f60 c07e1310 c5b15f5c c5b15ec8 # [ 95.805434] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c136ee50 c0599770 c5b14000 # [ 95.813620] 5ee0: b6e4f000 00020000 00000004 00000014 0001ffec c5b15ee0 00000001 b6e4e000 # [ 95.821805] 5f00: c5a1f040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.829990] 5f20: 00000000 00000000 c136ee50 a284367b c205c8c0 c61df2c0 c61df2c0 c5b14000 # [ 95.838176] 5f40: b6e4f000 00000000 00000000 00000004 c5b15f94 c5b15f60 c0599770 c05990dc # [ 95.846360] 5f60: 00000000 00000000 c5b15fac a284367b 00000014 00000014 b6f96e00 00000004 # [ 95.854543] 5f80: c03002e4 c5b14000 c5b15fa4 c5b15f98 c0599800 c0599708 00000000 c5b15fa8 # [ 95.862727] 5fa0: c03000c0 c05997f4 00000014 00000014 00000001 b6e4f000 00000014 00000000 # [ 95.870912] 5fc0: 00000014 00000014 b6f96e00 00000004 00000001 00000000 00020000 beb4da64 # [ 95.879098] 5fe0: 00000004 beb4d798 b6f014cf b6e877e6 800e0030 00000001 00000000 00000000 # [ 95.887278] Backtrace: # [ 95.889748] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.898713] r5:c5e72000 r4:00000029 # [ 95.902299] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.910317] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.918242] r9:c5b15f60 r8:c5317300 r7:00000014 r6:b6e4f000 r5:c61df2c0 r4:c0c351b8 # [ 95.925999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.933837] r9:c07e1310 r8:c5b15f60 r7:c2815800 r6:b6e4f000 r5:c61df2c0 r4:00000000 # [ 95.941591] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.948734] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c5b14000 r5:c61df2c0 # [ 95.956567] r4:c61df2c0 # [ 95.959111] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.966256] r9:c5b14000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000014 r4:00000014 # [ 95.974013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.981588] Exception stack(0xc5b15fa8 to 0xc5b15ff0) # [ 95.986647] 5fa0: [ 96.488565] lkdtm: Performing direct entry WRITE_KERN 00000014 00000014[ 96.494391] lkdtm: attempting bad 7486024 byte write at c1359590 00000001 b6e4f000 00000014 00000[ 96.503202] 8<--- cut here --- 000 # [ 95.9948[3 4 ] 956f.c509047] Unable to handle kernel paging request at virtual address c1359590 : 00000014 00000014 b6f96e[0 0 96.518451] pgd = 10b5e6d4 0000004 00000001 00000000 0002000[ 96.523677] [c1359590] *pgd=1121940e(bad) 0 beb4da64 # [ 96.003018] 5fe0[ 96.530559] Internal error: Oops: 80d [#14] SMP ARM : 00000004 beb4d798 b6f014cf b6e8[ 96.538293] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 77e6 # [ 96.008081] Code: e34a[ 96.570004] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.167-cip26 #1 3bcd e30d0218 e34c01ac e02[3 3 0 96.580597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 2 (e5843000) # [ 96.014185] -[ 96.589657] PC is at memcpy+0x50/0x330 --[ end trace f1dc2883965ef029 ]- 96.596257] LR is at 0xe92dd830 -- # WRITE_RO_AFTER_INIT: m[i s 96.602173] pc : [] lr : [] psr: 200e0013 ing 'call trace:': [FAIL] [ n o 96.611039] sp : c5ad5e2c ip : e1a0c00d fp : c5ad5e64 ok 40 selftests: lkdtm:[ W R I96.618778] r10: 0000000b r9 : c1acc434 r8 : e89da800 E_RO_AFTER_INIT.sh # exit=[1 96.626434] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 selftests: lkdtm: WRITE_[K E R N6.635476] r3 : e1a0c00d r2 : 007239a8 r1 : c0c35b68 r0 : c1359590 .sh [ 96.644436] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 96.652002] Control: 10c5387d Table: 1613004a DAC: 00000051 [ 96.657772] Process cat (pid: 2527, stack limit = 0x4adf74fe) [ 96.663543] Stack: (0xc5ad5e2c to 0xc5ad6000) [ 96.667933] 5e20: c0c35b48 00723a48 c5ad5f60 c15e88e4 c1359590 [ 96.676144] 5e40: c1359590 c1359774 0000002a c5c2d000 0000000b c5ad5f60 c5ad5e74 c5ad5e68 [ 96.684352] 5e60: c0c34dd8 c1359734 c5ad5e9c c5ad5e78 c0c352d8 c0c34db8 c0c351b8 c5af9040 [ 96.692558] 5e80: b6de1000 0000000b c5317300 c5ad5f60 c5ad5ec4 c5ad5ea0 c07e1374 c0c351c4 [ 96.700766] 5ea0: 00000000 c5af9040 b6de1000 c2815800 c5ad5f60 c07e1310 c5ad5f5c c5ad5ec8 [ 96.708973] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d6cb64 c0599770 c5ad4000 [ 96.717182] 5ee0: b6de1000 00020000 00000004 0000000b 0001fff5 c5ad5ee0 00000001 00000805 [ 96.725389] 5f00: c5a54f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 96.733597] 5f20: 00000000 00000000 c5ad4000 be27d0ff b6de0000 c5af9040 c5af9040 c5ad4000 [ 96.741805] 5f40: b6de1000 00000000 00000000 00000004 c5ad5f94 c5ad5f60 c0599770 c05990dc [ 96.750012] 5f60: 00000000 00000000 c5ad5fac be27d0ff 0000000b 0000000b b6f28e00 00000004 [ 96.758219] 5f80: c03002e4 c5ad4000 c5ad5fa4 c5ad5f98 c0599800 c0599708 00000000 c5ad5fa8 [ 96.766427] 5fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6de1000 0000000b 00000000 [ 96.774635] 5fc0: 0000000b 0000000b b6f28e00 00000004 00000001 00000000 00020000 bebbea64 [ 96.782844] 5fe0: 00000004 bebbe798 b6e934cf b6e197e6 800e0030 00000001 00000000 00000000 [ 96.791037] Backtrace: [ 96.793551] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 96.801761] r7:c5ad5f60 r6:0000000b r5:c5c2d000 r4:0000002a [ 96.807455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.815501] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 96.823449] r9:c5ad5f60 r8:c5317300 r7:0000000b r6:b6de1000 r5:c5af9040 r4:c0c351b8 [ 96.831236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 96.839098] r9:c07e1310 r8:c5ad5f60 r7:c2815800 r6:b6de1000 r5:c5af9040 r4:00000000 [ 96.846874] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 96.854041] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5ad4000 r5:c5af9040 [ 96.861890] r4:c5af9040 [ 96.864460] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.871625] r9:c5ad4000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:0000000b r4:0000000b [ 96.879405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.886996] Exception stack(0xc5ad5fa8 to 0xc5ad5ff0) [ 96.892075] 5fa0: 0000000b 0000000b 00000001 b6de1000 0000000b 00000000 [ 96.900282] 5fc0: 0000000b 0000000b b6f28e00 00000004 00000001 00000000 00020000 bebbea64 [ 96.908482] 5fe0: 00000004 bebbe798 b6e934cf b6e197e6 [ 96.913564] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 96.919691] ---[ end trace f1dc2883965ef02a ]--- # Segmentation fault # [ 96.488565] lkdtm: Performing direct entry WRITE_KERN # [ 96.494391] lkdtm: attempting bad 7486024 byte write at c1359590 # [ 96.503202] 8<--- cut here --- # [ 96.509047] Unable to handle kernel paging request at virtual address c1359590 # [ 96.518451] pgd = 10b5e6d4 # [ 96.523677] [c1359590] *pgd=1121940e(bad) # [ 96.530559] Internal error: Oops: 80d [#14] SMP ARM # [ 96.538293] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 96.570004] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 96.580597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.589657] PC is at memcpy+0x50/0x330 # [ 96.596257] LR is at 0xe92dd830 # [ 96.602173] pc : [] lr : [] psr: 200e0013 # [ 96.611039] sp : c5ad5e2c ip : e1a0c00d fp : c5ad5e64 # [ 96.618778] r10: 0000000b r9 : c1acc434 r8 : e89da800 # [ 96.626434] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 96.635476] r3 : e1a0c00d r2 : 007239a8 r1 : c0c35b68 r0 : c1359590 # [ 96.644436] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 96.652002] Control: 10c5387d Table: 1613004a DAC: 00000051 # [ 96.657772] Process cat (pid: 2527, stack limit = 0x4adf74fe) # [ 96.663543] Stack: (0xc5ad5e2c to 0xc5ad6000) # [ 96.667933] 5e20: c0c35b48 00723a48 c5ad5f60 c15e88e4 c1359590 # [ 96.676144] 5e40: c1359590 c1359774 0000002a c5c2d000 0000000b c5ad5f60 c5ad5e74 c5ad5e68 # [ 96.684352] 5e60: c0c34dd8 c1359734 c5ad5e9c c5ad5e78 c0c352d8 c0c34db8 c0c351b8 c5af9040 # [ 96.692558] 5e80: b6de1000 0000000b c5317300 c5ad5f60 c5ad5ec4 c5ad5ea0 c07e1374 c0c351c4 # [ 96.700766] 5ea0: 00000000 c5af9040 b6de1000 c2815800 c5ad5f60 c07e1310 c5ad5f5c c5ad5ec8 # [ 96.708973] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d6cb64 c0599770 c5ad4000 # [ 96.717182] 5ee0: b6de1000 00020000 00000004 0000000b 0001fff5 c5ad5ee0 00000001 00000805 # [ 96.725389] 5f00: c5a54f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 96.733597] 5f20: 00000000 00000000 c5ad4000 be27d0ff b6de0000 c5af9040 c5af9040 c5ad4000 # [ 96.741805] 5f40: b6de1000 00000000 00000000 00000004 c5ad5f94 c5ad5f60 c0599770 c05990dc # [ 96.750012] 5f60: 00000000 00000000 c5ad5fac be27d0ff 0000000b 0000000b b6f28e00 00000004 # [ 96.758219] 5f80: c03002e4 c5ad4000 c5ad5fa4 c5ad5f98 c0599800 c0599708 00000000 c5ad5fa8 # [ 96.766427] 5fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6de1000 0000000b 00000000 # [ 96.774635] 5fc0: 0000000b 0000000b b6f28e00 00000004 00000001 00000000 00020000 bebbea64 # [ 96.782844] 5fe0: 00000004 bebbe798 b6e934cf b6e197e6 800e0030 00000001 00000000 00000000 # [ 96.791037] Backtrace: # [ 96.793551] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.801761] r7:c5ad5f60 r6:0000000b r5:c5c2d000 r4:0000002a # [ 96.807455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.815501] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.823449] r9:c5ad5f60 r8:c5317300 r7:0000000b r6:b6de1000 r5:c5af9040 r4:c0c351b8 # [ 96.831236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.839098] r9:c07e1310 r8:c5ad5f60 r7:c2815800 r6:b6de1000 r5:c5af9040 r4:00000000 # [ 96.846874] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.854041] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5ad4000 r5:c5af9040 # [ 96.861890] r4:c5af9040 # [ 96.864460] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.87162[ 97.411741] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 5] r9:c5ad4000 r8:c03002e4 r7:00[ 97.420091] lkdtm: attempting good refcount_inc() without overflow 000004 r6:b6f28e00 r5:0000000b r4[ 97.428989] lkdtm: attempting bad refcount_inc() overflow :0000000b # [ 96.879405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.456017] refcount_t: saturated; leaking memory. # [ 96.886996] Exception stack[ 97.463672] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 (0xc5ad5fa8 to 0xc5ad5ff0) # [ [ 97.495393] CPU: 2 PID: 2602 Comm: cat Tainted: G D W 5.10.167-cip26 #1 96.89207[5 ] 957f.a500:5 9 4 5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [0 0 0 09070.501b4207] Backtrace: 0000000b 00000001 b6de1000 0000[0 97.518665] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 00b 00000000 # [[ 9976..5928913] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 0282] 5fc0: 0000000b 00[0 0 0 090.536658] [] (show_stack) from [] (dump_stack+0xe0/0x100) b b6f28e00 00000004 000000[0 1 97.546309] [] (dump_stack) from [] (__warn+0x98/0x14c) 0000000 00020[0 0 0 9b7e.b5b5e5a78] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 64 # [ 96.90848[2 ] 957f.e505430] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) : 00000004 beb[b e 7 9987 .b567e4990] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c581c000 34cf b6e197e6 # [ [ 9 6 .9971.582646] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 564] Code: f5d1[f 0 5 c9 7f.55d91857] r9:c1acc440 r8:c15e88e4 r7:c581df60 r6:00000016 r5:c5c2d000 r4:c581c000 f07c e8b151f8 e252202[0 ( e987a603597] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) 051f8) # [ 96.919691] ---[[ 97.615510] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) end trace f1dc288396[5 e f 0927a.628192] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) ]--- # WR[I T E _9K7E.R6N3:9 5m72] r4:0000002b ssing 'call trace[: ' : 9[7F.A6I3932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) L] not ok 41 selftests: [l k d t7.654021] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) m: WRITE_KERN.sh[ # e9x7i.t6=64358] r9:c581df60 r8:c5317300 r7:00000016 r6:b6e3d000 r5:c5a54f00 r4:c0c351b8 # selftests: lkdtm: REFCO[U N T97.674189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) _INC_OVERFLOW.[s h 97.684527] r9:c07e1310 r8:c581df60 r7:c2815800 r6:b6e3d000 r5:c5a54f00 r4:00000000 [ 97.693831] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.700976] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c581c000 r5:c5a54f00 [ 97.708808] r4:c5a54f00 [ 97.711352] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.718499] r9:c581c000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000016 r4:00000016 [ 97.726256] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.733833] Exception stack(0xc581dfa8 to 0xc581dff0) [ 97.738894] dfa0: 00000016 00000016 00000001 b6e3d000 00000016 00000000 [ 97.747082] dfc0: 00000016 00000016 b6f84e00 00000004 00000001 00000000 00020000 bea36a64 [ 97.755265] dfe0: 00000004 bea36798 b6eef4cf b6e757e6 [ 97.760404] irq event stamp: 0 [ 97.763503] hardirqs last enabled at (0): [<00000000>] 0x0 [ 97.769095] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 97.776626] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 97.784159] softirqs last disabled at (0): [<00000000>] 0x0 [ 97.789743] ---[ end trace f1dc2883965ef02b ]--- [ 97.794402] lkdtm: Overflow detected: saturated # [ 97.411741] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 97.420091] lkdtm: attempting good refcount_inc() without overflow # [ 97.428989] lkdtm: attempting bad refcount_inc() overflow # [ 97.437334] ------------[ cut here ]------------ # [ 97.444736] WARNING: CPU: 2 PID: 2602 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 97.456017] refcount_t: saturated; leaking memory. # [ 97.463672] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 97.495393] CPU: 2 PID: 2602 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 97.505945] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.514207] Backtrace: # [ 97.518665] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 97.528913] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 97.536658] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.546309] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 97.555778] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 # [ 97.565430] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 97.574990] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c581c000 # [ 97.582646] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 97.593857] r9:c1acc440 r8:c15e88e4 r7:c581df60 r6:00000016 r5:c5c2d000 r4:c581c000 # [ 97.603597] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 97.615510] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 97.628192] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.639572] r4:0000002b # [ 97.643932] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.654021] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.664358] r9:c581df60 r8:c5317300 r7:00000016 r6:b6e3d000 r5:c5a54f00 r4:c0c351b8 # [ 97.674189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.684527] r9:c07e1310 r8:c581df60 r7:c2815800 r6:b6e3d000 r5:c5a54f00 r4:00000000 # [ 97.693831] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.700976] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c581c000 r5:c5a54f00 # [ 97.708808] r4:c5a54f00 # [ 97.711352] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.718499] r9:c581c000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000016 r4:00000016 # [ 97.726256] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.733833] Exception stack(0xc581dfa8 to 0xc581dff0) # [ 97.738894] dfa0: 00000016 00000016 00000001 b6e3d000 00000016 00000000 # [ 97.747082] dfc0: 00000016 00000016 b6f84e00 00000004 00000001 00000000 00020000 bea36a64 # [ 97.755265] dfe0: 00000004 bea36798 b6eef4cf b6e757e6 # [ 97.760404] irq event stamp: 0 # [ 97.763503] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 97.769095] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.776626] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.784159] softirqs last disabled at (0): [<00000000>] 0x0 # [ 97.789743] ---[ end trace f1dc2883965ef02b ]--- # [ 97.794402] lkdtm: Overflow detected: saturat[ 98.205398] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ed # REFCOUN[T _ I N9C8_.O2V1E1R62] lkdtm: attempting good refcount_add() without overflow FLOW: missing 'call trace:': [FAI[ 98.219854] lkdtm: attempting bad refcount_add() overflow L] not ok 42 selftests: lkdtm: R[ 98.228105] ------------[ cut here ]------------ EFCOUNT_INC_OVERFLOW.sh # exit=1 [ 98.235709] WARNING: CPU: 3 PID: 2636 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # selftests: lkdtm: REFCOUNT_ADD[ 98.246856] refcount_t: saturated; leaking memory. _OVERFLOW.sh [ 98.254509] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 98.284559] CPU: 3 PID: 2636 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 98.292309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.298841] Backtrace: [ 98.301314] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 98.308894] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 98.314566] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 98.321891] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 98.328864] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 [ 98.336618] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 98.344107] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5b14000 [ 98.349777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 98.358743] r9:c1acc458 r8:c15e88e4 r7:c5b15f60 r6:00000016 r5:c648c000 r4:c5b14000 [ 98.366499] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 98.376170] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 98.386271] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.395407] r4:0000002c [ 98.397952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.405969] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.413896] r9:c5b15f60 r8:c5317300 r7:00000016 r6:b6e41000 r5:c5aa9400 r4:c0c351b8 [ 98.421652] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.429490] r9:c07e1310 r8:c5b15f60 r7:c2815800 r6:b6e41000 r5:c5aa9400 r4:00000000 [ 98.437242] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.444386] r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c5b14000 r5:c5aa9400 [ 98.452220] r4:c5aa9400 [ 98.454764] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.461907] r9:c5b14000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:00000016 r4:00000016 [ 98.469660] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.477233] Exception stack(0xc5b15fa8 to 0xc5b15ff0) [ 98.482294] 5fa0: 00000016 00000016 00000001 b6e41000 00000016 00000000 [ 98.490478] 5fc0: 00000016 00000016 b6f88e00 00000004 00000001 00000000 00020000 bece4a64 [ 98.498662] 5fe0: 00000004 bece4798 b6ef34cf b6e797e6 [ 98.503783] irq event stamp: 0 [ 98.506855] hardirqs last enabled at (0): [<00000000>] 0x0 [ 98.512442] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 98.519987] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 98.527526] softirqs last disabled at (0): [<00000000>] 0x0 [ 98.533149] ---[ end trace f1dc2883965ef02c ]--- [ 98.537782] lkdtm: Overflow detected: saturated # [ 98.205398] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 98.211662] lkdtm: attempting good refcount_add() without overflow # [ 98.219854] lkdtm: attempting bad refcount_add() overflow # [ 98.228105] ------------[ cut here ]------------ # [ 98.235709] WARNING: CPU: 3 PID: 2636 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 98.246856] refcount_t: saturated; leaking memory. # [ 98.254509] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 98.284559] CPU: 3 PID: 2636 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 98.292309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.298841] Backtrace: # [ 98.301314] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 98.308894] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 98.314566] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 98.321891] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 98.328864] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 # [ 98.336618] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 98.344107] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5b14000 # [ 98.349777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 98.358743] r9:c1acc458 r8:c15e88e4 r7:c5b15f60 r6:00000016 r5:c648c000 r4:c5b14000 # [ 98.366499] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 98.376170] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 98.386271] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.395407] r4:0000002c # [ 98.397952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.405969] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.413896] r9:c5b15f60 r8:c5317300 r7:00000016 r6:b6e41000 r5:c5aa9400 r4:c0c351b8 # [ 98.421652] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.429490] r9:c07e1310 r8:c5b15f60 r7:c2815800 r6:b6e41000 r5:c5aa9400 r4:00000000 # [ 98.437242] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.444386] r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c5b14000 r5:c5aa9400 # [ 98.452220] r4:c5aa9400 # [ 98.454764] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.461907] r9:c5b14000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:00000016 r4:00000016 # [ 98.469660] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.477233] Exception stack(0xc5b15fa8 to 0xc5b15ff0) # [ 98.482294] 5fa0: 00000016 00000016 00000001 b6e41000 00000016 00000000 # [ 98.490478] 5fc0: 00000016 00000016 b6f88e00 00000004 00000001 00000000 00020000 bece4a64 # [ 98.498662] 5fe0: 00000004 bece4798 b6ef34cf b6e797e6 # [ 98.503783] irq event stamp: 0 # [ 98.506855] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 98.512442] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 98.519987] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 98.527526] softirqs last disabled at (0): [<00000000>] 0x0 # [ 98.533149][ 98.942682] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW ---[ end trace f1dc2883965ef02c [ 98.950364] lkdtm: attempting bad refcount_inc_not_zero() overflow ]--- # [ 98.537782] lkdtm: Ove[ 98.959389] ------------[ cut here ]------------ rflow detected: saturated # REFC[ 98.966906] WARNING: CPU: 1 PID: 2670 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 OUNT_ADD_OVERFLOW: missing 'call [ 98.978176] refcount_t: saturated; leaking memory. trace:': [FAIL] not ok 43 selfte[ 98.985813] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 sts: lkdtm: REFCOUNT_ADD_OVERFLOW[ 99.017541] CPU: 1 PID: 2670 Comm: cat Tainted: G D W 5.10.167-cip26 #1 .sh # exi[t = 1 9 9#. 0s2e8l0f9t] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ests: lkdtm: REFCOU[N T _ I9N9C._36356] Backtrace: NOT_ZERO_OVERFLOW.sh [ 99.040987] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.050454] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 99.056126] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.063453] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 99.070424] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 [ 99.078178] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 99.085666] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c581c000 [ 99.091338] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 99.100305] r9:c1acc470 r8:c15e88e4 r7:c581df60 r6:0000001f r5:c6415000 r4:7fffffff [ 99.108064] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 99.118512] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 99.130168] r5:c6415000 r4:c581c000 [ 99.133757] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.143673] r4:0000002d [ 99.146217] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.154235] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.162161] r9:c581df60 r8:c5317300 r7:0000001f r6:b6e66000 r5:c62afa40 r4:c0c351b8 [ 99.169919] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.177757] r9:c07e1310 r8:c581df60 r7:c2815800 r6:b6e66000 r5:c62afa40 r4:00000000 [ 99.185509] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.192653] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c581c000 r5:c62afa40 [ 99.200487] r4:c62afa40 [ 99.203030] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.210174] r9:c581c000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:0000001f r4:0000001f [ 99.217927] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.225501] Exception stack(0xc581dfa8 to 0xc581dff0) [ 99.230562] dfa0: 0000001f 0000001f 00000001 b6e66000 0000001f 00000000 [ 99.238748] dfc0: 0000001f 0000001f b6fade00 00000004 00000001 00000000 00020000 bee37a64 [ 99.246932] dfe0: 00000004 bee37798 b6f184cf b6e9e7e6 [ 99.252051] irq event stamp: 0 [ 99.255147] hardirqs last enabled at (0): [<00000000>] 0x0 [ 99.260737] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 99.268274] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 99.275822] softirqs last disabled at (0): [<00000000>] 0x0 [ 99.281419] ---[ end trace f1dc2883965ef02d ]--- [ 99.286086] lkdtm: Overflow detected: saturated # [ 98.942682] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 98.950364] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 98.959389] ------------[ cut here ]------------ # [ 98.966906] WARNING: CPU: 1 PID: 2670 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 98.978176] refcount_t: saturated; leaking memory. # [ 98.985813] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 99.017541] CPU: 1 PID: 2670 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 99.028093] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.036356] Backtrace: # [ 99.040987] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.050454] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 99.056126] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.063453] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 99.070424] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 # [ 99.078178] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.085666] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c581c000 # [ 99.091338] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 99.100305] r9:c1acc470 r8:c15e88e4 r7:c581df60 r6:0000001f r5:c6415000 r4:7fffffff # [ 99.108064] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 99.118512] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 99.130168] r5:c6415000 r4:c581c000 # [ 99.133757] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.143673] r4:0000002d # [ 99.146217] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.154235] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.162161] r9:c581df60 r8:c5317300 r7:0000001f r6:b6e66000 r5:c62afa40 r4:c0c351b8 # [ 99.169919] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.177757] r9:c07e1310 r8:c581df60 r7:c2815800 r6:b6e66000 r5:c62afa40 r4:00000000 # [ 99.185509] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.192653] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c581c000 r5:c62afa40 # [ 99.200487] r4:c62afa40 # [ 99.203030] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.210174] r9:c581c000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:0000001f r4:0000001f # [ 99.217927] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.225501] Exception stack(0xc581dfa8 to 0xc581dff0) # [ 99.230562] dfa0: 0000001f 0000001f 00000001 b6e66000 0000001f 00000000 # [ 99.238748] dfc0: 0000001f 0000001f b6fade00 00000004 00000001 00000000 00020000 bee37a64 # [ 99.246932] dfe0: 00000004 bee37798 b6f184cf b6e9e7e6 # [ 99.252051] irq event stamp: 0 # [ 99.255147] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 99.260737] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 99.268274] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 99.275822] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.281419] ---[ end trace f1dc2883965ef02d ]--- # [ 9[ 99.696408] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 9.286086] lkdtm: Overflow detecte[ 99.705275] lkdtm: attempting bad refcount_add_not_zero() overflow d: saturated # REFCOUNT_INC_NOT_[ 99.714271] ------------[ cut here ]------------ ZERO_OVERFLOW: missing 'call trac[ 99.723541] WARNING: CPU: 0 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 e:': [FAIL] not ok 44 selftests:[ 99.733206] refcount_t: saturated; leaking memory. lkdtm: REFCOUNT_INC_NOT_ZERO_OVE[ 99.740739] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 RFLOW.sh # exit=1 # selftests: l[ 99.772468] CPU: 0 PID: 2704 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 99.783030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.789563] Backtrace: [ 99.792036] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.799617] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 99.805291] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.812616] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 99.819585] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 [ 99.827340] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 99.834829] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c59c8000 [ 99.840502] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 99.849468] r9:c1acc490 r8:c15e88e4 r7:c59c9f60 r6:0000001f r5:c5edf000 r4:7fffffff [ 99.857227] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 99.867675] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 99.879329] r5:c5edf000 r4:c59c8000 [ 99.882919] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.892836] r4:0000002e [ 99.895380] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.903399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.911324] r9:c59c9f60 r8:c5317300 r7:0000001f r6:b6e3b000 r5:c61de3c0 r4:c0c351b8 [ 99.919081] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.926922] r9:c07e1310 r8:c59c9f60 r7:c2815800 r6:b6e3b000 r5:c61de3c0 r4:00000000 [ 99.934674] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.941818] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c59c8000 r5:c61de3c0 [ 99.949651] r4:c61de3c0 [ 99.952197] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.959340] r9:c59c8000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000001f r4:0000001f [ 99.967093] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.974668] Exception stack(0xc59c9fa8 to 0xc59c9ff0) [ 99.979728] 9fa0: 0000001f 0000001f 00000001 b6e3b000 0000001f 00000000 [ 99.987913] 9fc0: 0000001f 0000001f b6f82e00 00000004 00000001 00000000 00020000 be8f5a64 [ 99.996096] 9fe0: 00000004 be8f5798 b6eed4cf b6e737e6 kdtm: REFCOUNT_ADD_NOT_ZERO_OVERF[ 100.001208] irq event stamp: 0 LOW.sh [ 100.007133] hardirqs last enabled at (0): [<00000000>] 0x0 [ 100.013405] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 100.020901] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 100.028425] softirqs last disabled at (0): [<00000000>] 0x0 [ 100.034032] ---[ end trace f1dc2883965ef02e ]--- [ 100.038661] lkdtm: Overflow detected: saturated # [ 99.696408] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 99.705275] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 99.714271] ------------[ cut here ]------------ # [ 99.723541] WARNING: CPU: 0 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 99.733206] refcount_t: saturated; leaking memory. # [ 99.740739] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 99.772468] CPU: 0 PID: 2704 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 99.783030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.789563] Backtrace: # [ 99.792036] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.799617] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 99.805291] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.812616] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 99.819585] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 # [ 99.827340] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.834829] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c59c8000 # [ 99.840502] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 99.849468] r9:c1acc490 r8:c15e88e4 r7:c59c9f60 r6:0000001f r5:c5edf000 r4:7fffffff # [ 99.857227] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 99.867675] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 99.879329] r5:c5edf000 r4:c59c8000 # [ 99.882919] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.892836] r4:0000002e # [ 99.895380] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.903399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.911324] r9:c59c9f60 r8:c5317300 r7:0000001f r6:b6e3b000 r5:c61de3c0 r4:c0c351b8 # [ 99.919081] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.926922] r9:c07e1310 r8:c59c9f60 r7:c2815800 r6:b6e3b000 r5:c61de3c0 r4:00000000 # [ 99.934674] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.941818] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c59c8000 r5:c61de3c0 # [ 99.949651] r4:c61de3c0 # [ 99.952197] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.959340] r9:c59c8000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000001f r4:0000001f # [ 99.967093] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.974668] Exception stack(0xc59c9fa8 to 0xc59c9ff0) # [ 99.979728] 9fa0: 0000001f 0000001f 00000001 b6e3b000 0000001f 00000000 # [ 99.987913] 9fc0: 0000001f 0000001f b6f82e00 00000004 00000001 00000000 00020000 be8f5a64 # [ 99.996096] 9fe0: 00000004 be8f5798 b6eed4cf b6e737e6 # [ 100.001208] irq event stamp: 0 # [ 100.007133] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.013405] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.020901] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.028425] softirqs last disabled at (0): [<00000000[ 100.453303] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO >] 0x0 # [ 100.034032] ---[ end[ 100.459217] lkdtm: attempting good refcount_dec() trace f1dc2883965ef02e ]--- # [[ 100.467083] lkdtm: attempting bad refcount_dec() to zero 100.038661] lkdtm: Overflow det[ 100.475198] ------------[ cut here ]------------ ected: saturated # REFCOUNT_ADD_[ 100.482681] WARNING: CPU: 0 PID: 2738 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 NOT_ZERO_OVERFLOW: missing 'call [ 100.493987] refcount_t: decrement hit 0; leaking memory. trace:': [FAIL] not ok 45 selfte[ 100.502160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 sts: lkdtm: REFCOUNT_ADD_NOT_ZERO[ 100.533893] CPU: 0 PID: 2738 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 100.544455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.550987] Backtrace: [ 100.553458] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 100.561037] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 100.566708] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 100.574032] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 100.581004] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 [ 100.588758] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 100.596248] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c5b58000 [ 100.601917] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 100.610884] r9:c1acc4b0 r8:c15e88e4 r7:c5b59f60 r6:00000012 r5:c6401000 r4:c5b58000 [ 100.618641] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 100.628308] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 100.638063] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.646854] r4:0000002f [ 100.649398] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.657418] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.665342] r9:c5b59f60 r8:c5317300 r7:00000012 r6:b6e4b000 r5:c5a54140 r4:c0c351b8 [ 100.673100] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.680939] r9:c07e1310 r8:c5b59f60 r7:c2815800 r6:b6e4b000 r5:c5a54140 r4:00000000 [ 100.688691] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.695835] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5b58000 r5:c5a54140 [ 100.703670] r4:c5a54140 [ 100.706216] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.713362] r9:c5b58000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000012 r4:00000012 [ 100.721117] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.728691] Exception stack(0xc5b59fa8 to 0xc5b59ff0) [ 100.733752] 9fa0: 00000012 00000012 00000001 b6e4b000 00000012 00000000 [ 100.741936] 9fc0: 00000012 00000012 b6f92e00 00000004 00000001 00000000 00020000 be9f3a64 [ 100.750120] 9fe0: 00000004 be9f3798 b6efd4cf b6e837e6 _OVERFLOW.sh # exit=1 # selftest[ 100.755236] irq event stamp: 0 s: lkdtm: REFCOUNT_DEC_ZERO.sh [ 100.761161] hardirqs last enabled at (0): [<00000000>] 0x0 [ 100.769501] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 100.777020] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 100.784545] softirqs last disabled at (0): [<00000000>] 0x0 [ 100.790128] ---[ end trace f1dc2883965ef02f ]--- [ 100.794775] lkdtm: Zero detected: saturated # [ 100.453303] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 100.459217] lkdtm: attempting good refcount_dec() # [ 100.467083] lkdtm: attempting bad refcount_dec() to zero # [ 100.475198] ------------[ cut here ]------------ # [ 100.482681] WARNING: CPU: 0 PID: 2738 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 100.493987] refcount_t: decrement hit 0; leaking memory. # [ 100.502160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 100.533893] CPU: 0 PID: 2738 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 100.544455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.550987] Backtrace: # [ 100.553458] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.561037] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 100.566708] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.574032] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 100.581004] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 # [ 100.588758] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 100.596248] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c5b58000 # [ 100.601917] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 100.610884] r9:c1acc4b0 r8:c15e88e4 r7:c5b59f60 r6:00000012 r5:c6401000 r4:c5b58000 # [ 100.618641] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 100.628308] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 100.638063] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.646854] r4:0000002f # [ 100.649398] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.657418] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.665342] r9:c5b59f60 r8:c5317300 r7:00000012 r6:b6e4b000 r5:c5a54140 r4:c0c351b8 # [ 100.673100] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.680939] r9:c07e1310 r8:c5b59f60 r7:c2815800 r6:b6e4b000 r5:c5a54140 r4:00000000 # [ 100.688691] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.695835] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5b58000 r5:c5a54140 # [ 100.703670] r4:c5a54140 # [ 100.706216] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.713362] r9:c5b58000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000012 r4:00000012 # [ 100.721117] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.728691] Exception stack(0xc5b59fa8 to 0xc5b59ff0) # [ 100.733752] 9fa0: 00000012 00000012 00000001 b6e4b000 00000012 00000000 # [ 100.741936] 9fc0: 00000012 00000012 b6f92e00 00000004 00000001 00000000 00020000 be9f3a64 # [ 100.750120] 9fe0: 00000004 be9f3798 b6efd4cf b6e837e6 # [ 100.755236] irq event stamp: 0 # [ 100.761161] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.769501] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.777020] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.784545] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.790128] ---[ end trace f1dc2883965ef02f ]--- # [ 100.794775] 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 [ 101.245144] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 101.251172] lkdtm: attempting bad refcount_dec() below zero [ 101.256845] ------------[ cut here ]------------ [ 101.261489] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 101.269975] refcount_t: decrement hit 0; leaking memory. [ 101.275340] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 101.304498] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 101.312249] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.318782] Backtrace: [ 101.321252] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 101.328832] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 101.334506] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 101.341831] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 101.348802] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 [ 101.356556] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 101.364044] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c6138000 [ 101.369715] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 101.378681] r9:c1acc4c4 r8:c15e88e4 r7:c6139f60 r6:00000016 r5:00000000 r4:c6138000 [ 101.386439] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 101.396107] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 101.406208] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.415345] r5:c6492000 r4:00000030 [ 101.418931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.426949] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.434874] r9:c6139f60 r8:c5317300 r7:00000016 r6:b6e3c000 r5:c63f3b80 r4:c0c351b8 [ 101.442631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.450469] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6e3c000 r5:c63f3b80 r4:00000000 [ 101.458220] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.465365] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6138000 r5:c63f3b80 [ 101.473198] r4:c63f3b80 [ 101.475742] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.482886] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000016 r4:00000016 [ 101.490639] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.498215] Exception stack(0xc6139fa8 to 0xc6139ff0) [ 101.503275] 9fa0: 00000016 00000016 00000001 b6e3c000 00000016 00000000 [ 101.511461] 9fc0: 00000016 00000016 b6f83e00 00000004 00000001 00000000 00020000 bec42a64 [ 101.519643] 9fe0: 00000004 bec42798 b6eee4cf b6e747e6 [ 101.524765] irq event stamp: 0 [ 101.527838] hardirqs last enabled at (0): [<00000000>] 0x0 [ 101.533458] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 101.540987] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 101.548536] softirqs last disabled at (0): [<00000000>] 0x0 [ 101.554165] ---[ end trace f1dc2883965ef030 ]--- [ 101.558797] lkdtm: Negative detected: saturated # [ 101.245144] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 101.251172] lkdtm: attempting bad refcount_dec() below zero # [ 101.256845] ------------[ cut here ]------------ # [ 101.261489] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 101.269975] refcount_t: decrement hit 0; leaking memory. # [ 101.275340] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 101.304498] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 101.312249] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.318782] Backtrace: # [ 101.321252] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 101.328832] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 101.334506] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 101.341831] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 101.348802] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 # [ 101.356556] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 101.364044] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c6138000 # [ 101.369715] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 101.378681] r9:c1acc4c4 r8:c15e88e4 r7:c6139f60 r6:00000016 r5:00000000 r4:c6138000 # [ 101.386439] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 101.396107] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 101.406208] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.415345] r5:c6492000 r4:00000030 # [ 101.418931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.426949] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.434874] r9:c6139f60 r8:c5317300 r7:00000016 r6:b6e3c000 r5:c63f3b80 r4:c0c351b8 # [ 101.442631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.450469] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6e3c000 r5:c63f3b80 r4:00000000 # [ 101.458220] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.465365] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6138000 r5:c63f3b80 # [ 101.473198] r4:c63f3b80 # [ 101.475742] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.482886] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000016 r4:00000016 # [ 101.490639] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.498215] Exception stack(0xc6139fa8 to 0xc6139ff0) # [ 101.503275] 9fa0: 00000016 00000016 00000001 b6e3c000 00000016 00000000 # [ 101.511461] 9fc0: 00000016 00000016 b6f83e00 00000004 00000001 00000000 00020000 bec42a64 # [ 101.519643] 9fe0: 00000004 bec42798 b6eee4cf b6e747e6 # [ 101.524765] irq event stamp: 0 # [ 101.527838] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 101.533458] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.540987] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.548536] softirqs last disabled at (0): [<00000000>] 0x0 # [ 101.554165] ---[ end trace f1dc2883965ef030 ]--- # [ 101.558797] 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 [ 102.006079] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 102.012892] lkdtm: attempting bad refcount_dec_and_test() below zero [ 102.019350] ------------[ cut here ]------------ [ 102.024108] WARNING: CPU: 3 PID: 2810 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 102.032669] refcount_t: underflow; use-after-free. [ 102.037502] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 102.066660] CPU: 3 PID: 2810 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 102.074409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.080941] Backtrace: [ 102.083414] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.090994] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 102.096667] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.103990] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 102.110961] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 [ 102.118714] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.126205] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6138000 [ 102.131876] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 102.140929] r9:c1acc4dc r8:c15e88e4 r7:c6139f60 r6:0000001f r5:00000000 r4:c6138000 [ 102.148687] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 102.159138] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 102.170801] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.180719] r5:c648c000 r4:00000031 [ 102.184304] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.192321] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.200245] r9:c6139f60 r8:c5317300 r7:0000001f r6:b6dfe000 r5:c5aa9180 r4:c0c351b8 [ 102.208001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.215839] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6dfe000 r5:c5aa9180 r4:00000000 [ 102.223591] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.230734] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6138000 r5:c5aa9180 [ 102.238568] r4:c5aa9180 [ 102.241112] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.248257] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f [ 102.256012] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.263585] Exception stack(0xc6139fa8 to 0xc6139ff0) [ 102.268646] 9fa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 [ 102.276834] 9fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 befaea64 [ 102.285019] 9fe0: 00000004 befae798 b6eb04cf b6e367e6 [ 102.290131] irq event stamp: 0 [ 102.293225] hardirqs last enabled at (0): [<00000000>] 0x0 [ 102.298816] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 102.306374] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 102.313909] softirqs last disabled at (0): [<00000000>] 0x0 [ 102.319496] ---[ end trace f1dc2883965ef031 ]--- [ 102.324154] lkdtm: Negative detected: saturated # [ 102.006079] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 102.012892] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 102.019350] ------------[ cut here ]------------ # [ 102.024108] WARNING: CPU: 3 PID: 2810 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 102.032669] refcount_t: underflow; use-after-free. # [ 102.037502] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 102.066660] CPU: 3 PID: 2810 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 102.074409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.080941] Backtrace: # [ 102.083414] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.090994] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 102.096667] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.103990] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 102.110961] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 # [ 102.118714] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.126205] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6138000 # [ 102.131876] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 102.140929] r9:c1acc4dc r8:c15e88e4 r7:c6139f60 r6:0000001f r5:00000000 r4:c6138000 # [ 102.148687] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 102.159138] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 102.170801] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.180719] r5:c648c000 r4:00000031 # [ 102.184304] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.192321] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.200245] r9:c6139f60 r8:c5317300 r7:0000001f r6:b6dfe000 r5:c5aa9180 r4:c0c351b8 # [ 102.208001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.215839] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6dfe000 r5:c5aa9180 r4:00000000 # [ 102.223591] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.230734] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6138000 r5:c5aa9180 # [ 102.238568] r4:c5aa9180 # [ 102.241112] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.248257] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f # [ 102.256012] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.263585] Exception stack(0xc6139fa8 to 0xc6139ff0) # [ 102.268646] 9fa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 # [ 102.276834] 9fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 befaea64 # [ 102.285019] 9fe0: 00000004 befae798 b6eb04cf b6e367e6 # [ 102.290131] irq event stamp: 0 # [ 102.293225] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 102.298816] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.306374] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.313909] softirqs last disabled at (0): [<00000000>] 0x0 # [ 102.319496] ---[ end trace f1dc2883965ef031 ]--- # [ 102.324154] 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 [ 102.772466] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 102.779344] lkdtm: attempting bad refcount_sub_and_test() below zero [ 102.785863] ------------[ cut here ]------------ [ 102.790535] WARNING: CPU: 3 PID: 2845 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 102.799101] refcount_t: underflow; use-after-free. [ 102.803937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 102.833102] CPU: 3 PID: 2845 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 102.840851] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.847382] Backtrace: [ 102.849854] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.857432] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 102.863105] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.870429] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 102.877401] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 [ 102.885156] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.892646] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6154000 [ 102.898315] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 102.907369] r9:c1acc4fc r8:c15e88e4 r7:c6155f60 r6:0000001f r5:c6400000 r4:c6154000 [ 102.915125] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 102.925577] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 102.937239] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.947156] r4:00000032 [ 102.949700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.957719] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.965643] r9:c6155f60 r8:c5317300 r7:0000001f r6:b6e6f000 r5:c5a9b900 r4:c0c351b8 [ 102.973400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.981237] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e6f000 r5:c5a9b900 r4:00000000 [ 102.988990] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.996134] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6154000 r5:c5a9b900 [ 103.003966] r4:c5a9b900 [ 103.006509] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.013652] r9:c6154000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000001f r4:0000001f [ 103.021405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.028980] Exception stack(0xc6155fa8 to 0xc6155ff0) [ 103.034040] 5fa0: 0000001f 0000001f 00000001 b6e6f000 0000001f 00000000 [ 103.042228] 5fc0: 0000001f 0000001f b6fb6e00 00000004 00000001 00000000 00020000 beb28a64 [ 103.050411] 5fe0: 00000004 beb28798 b6f214cf b6ea77e6 [ 103.055531] irq event stamp: 0 [ 103.058609] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.064223] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.071724] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.079278] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.084897] ---[ end trace f1dc2883965ef032 ]--- [ 103.089528] lkdtm: Negative detected: saturated # [ 102.772466] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 102.779344] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 102.785863] ------------[ cut here ]------------ # [ 102.790535] WARNING: CPU: 3 PID: 2845 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 102.799101] refcount_t: underflow; use-after-free. # [ 102.803937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 102.833102] CPU: 3 PID: 2845 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 102.840851] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.847382] Backtrace: # [ 102.849854] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.857432] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 102.863105] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.870429] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 102.877401] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 # [ 102.885156] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.892646] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6154000 # [ 102.898315] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 102.907369] r9:c1acc4fc r8:c15e88e4 r7:c6155f60 r6:0000001f r5:c6400000 r4:c6154000 # [ 102.915125] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 102.925577] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 102.937239] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.947156] r4:00000032 # [ 102.949700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.957719] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.965643] r9:c6155f60 r8:c5317300 r7:0000001f r6:b6e6f000 r5:c5a9b900 r4:c0c351b8 # [ 102.973400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.981237] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e6f000 r5:c5a9b900 r4:00000000 # [ 102.988990] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.996134] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6154000 r5:c5a9b900 # [ 103.003966] r4:c5a9b900 # [ 103.006509] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.013652] r9:c6154000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000001f r4:0000001f # [ 103.021405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.028980] Exception stack(0xc6155fa8 to 0xc6155ff0) # [ 103.034040] 5fa0: 0000001f 0000001f 00000001 b6e6f000 0000001f 00000000 # [ 103.042228] 5fc0: 0000001f 0000001f b6fb6e00 00000004 00000001 00000000 00020000 beb28a64 # [ 103.050411] 5fe0: 00000004 beb28798 b6f214cf b6ea77e6 # [ 103.055531] irq event stamp: 0 # [ 103.058609] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.064223] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.071724] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.079278] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.084897] ---[ end trace f1dc2883965ef032 ]--- # [ 103.089528] 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 [ 103.539053] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 103.544799] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 103.551169] lkdtm: Good: zero detected [ 103.555013] lkdtm: Correctly stayed at zero [ 103.559212] lkdtm: attempting bad refcount_inc() from zero [ 103.564764] ------------[ cut here ]------------ [ 103.569412] WARNING: CPU: 3 PID: 2877 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 103.577986] refcount_t: addition on 0; use-after-free. [ 103.583243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 103.612486] CPU: 3 PID: 2877 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 103.620240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.626774] Backtrace: [ 103.629251] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 103.636835] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 103.642513] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 103.649841] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 103.656814] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a204c4 [ 103.664572] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 103.672064] r7:00000019 r6:c1a204c4 r5:c1a204d4 r4:c64e4000 [ 103.677739] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 103.686796] r9:c1acc51c r8:c15e88e4 r7:c64e5f60 r6:00000012 r5:00000000 r4:c64e4000 [ 103.694557] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 103.704230] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 103.713987] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.722780] r5:c6400000 r4:00000033 [ 103.726369] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.734391] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.742320] r9:c64e5f60 r8:c5317300 r7:00000012 r6:b6e3f000 r5:c5af5a40 r4:c0c351b8 [ 103.750082] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.757924] r9:c07e1310 r8:c64e5f60 r7:c2815800 r6:b6e3f000 r5:c5af5a40 r4:00000000 [ 103.765679] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.772827] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c64e4000 r5:c5af5a40 [ 103.780662] r4:c5af5a40 [ 103.783209] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.790355] r9:c64e4000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000012 r4:00000012 [ 103.798114] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.805692] Exception stack(0xc64e5fa8 to 0xc64e5ff0) [ 103.810758] 5fa0: 00000012 00000012 00000001 b6e3f000 00000012 00000000 [ 103.818948] 5fc0: 00000012 00000012 b6f86e00 00000004 00000001 00000000 00020000 beb16a64 [ 103.827134] 5fe0: 00000004 beb16798 b6ef14cf b6e777e6 [ 103.832259] irq event stamp: 0 [ 103.835365] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.840960] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.848507] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.856078] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.861676] ---[ end trace f1dc2883965ef033 ]--- [ 103.866375] lkdtm: Zero detected: saturated # [ 103.539053] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 103.544799] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 103.551169] lkdtm: Good: zero detected # [ 103.555013] lkdtm: Correctly stayed at zero # [ 103.559212] lkdtm: attempting bad refcount_inc() from zero # [ 103.564764] ------------[ cut here ]------------ # [ 103.569412] WARNING: CPU: 3 PID: 2877 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 103.577986] refcount_t: addition on 0; use-after-free. # [ 103.583243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 103.612486] CPU: 3 PID: 2877 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 103.620240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.626774] Backtrace: # [ 103.629251] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.636835] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 103.642513] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.649841] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 103.656814] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a204c4 # [ 103.664572] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.672064] r7:00000019 r6:c1a204c4 r5:c1a204d4 r4:c64e4000 # [ 103.677739] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 103.686796] r9:c1acc51c r8:c15e88e4 r7:c64e5f60 r6:00000012 r5:00000000 r4:c64e4000 # [ 103.694557] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 103.704230] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 103.713987] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.722780] r5:c6400000 r4:00000033 # [ 103.726369] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.734391] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.742320] r9:c64e5f60 r8:c5317300 r7:00000012 r6:b6e3f000 r5:c5af5a40 r4:c0c351b8 # [ 103.750082] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.757924] r9:c07e1310 r8:c64e5f60 r7:c2815800 r6:b6e3f000 r5:c5af5a40 r4:00000000 # [ 103.765679] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.772827] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c64e4000 r5:c5af5a40 # [ 103.780662] r4:c5af5a40 # [ 103.783209] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.790355] r9:c64e4000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000012 r4:00000012 # [ 103.798114] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.805692] Exception stack(0xc64e5fa8 to 0xc64e5ff0) # [ 103.810758] 5fa0: 00000012 00000012 00000001 b6e3f000 00000012 00000000 # [ 103.818948] 5fc0: 00000012 00000012 b6f86e00 00000004 00000001 00000000 00020000 beb16a64 # [ 103.827134] 5fe0: 00000004 beb16798 b6ef14cf b6e777e6 # [ 103.832259] irq event stamp: 0 # [ 103.835365] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.840960] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.848507] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.856078] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.861676] ---[ end trace f1dc2883965ef033 ]--- # [ 103.866375] 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 [ 104.315657] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 104.322696] lkdtm: attempting safe refcount_add_not_zero() from zero [ 104.329122] lkdtm: Good: zero detected [ 104.332887] lkdtm: Correctly stayed at zero [ 104.337127] lkdtm: attempting bad refcount_add() from zero [ 104.342630] ------------[ cut here ]------------ [ 104.347448] WARNING: CPU: 1 PID: 2911 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 104.356036] refcount_t: addition on 0; use-after-free. [ 104.361186] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 104.390354] CPU: 1 PID: 2911 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 104.398104] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.404636] Backtrace: [ 104.407107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 104.414689] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 104.420364] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 104.427688] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 104.434658] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a204c4 [ 104.442413] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 104.449903] r7:00000019 r6:c1a204c4 r5:c1a204d4 r4:c6138000 [ 104.455573] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 104.464627] r9:c1acc530 r8:c15e88e4 r7:c6139f60 r6:00000012 r5:00000000 r4:c6138000 [ 104.472381] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 104.482052] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 104.491802] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.500592] r5:c6419000 r4:00000034 [ 104.504178] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.512195] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.520120] r9:c6139f60 r8:c5317300 r7:00000012 r6:b6e99000 r5:c5aa9a40 r4:c0c351b8 [ 104.527877] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.535715] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6e99000 r5:c5aa9a40 r4:00000000 [ 104.543469] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.550612] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c6138000 r5:c5aa9a40 [ 104.558447] r4:c5aa9a40 [ 104.560992] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.568135] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6fe0e00 r5:00000012 r4:00000012 [ 104.575891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.583466] Exception stack(0xc6139fa8 to 0xc6139ff0) [ 104.588526] 9fa0: 00000012 00000012 00000001 b6e99000 00000012 00000000 [ 104.596713] 9fc0: 00000012 00000012 b6fe0e00 00000004 00000001 00000000 00020000 bed0ea64 [ 104.604895] 9fe0: 00000004 bed0e798 b6f4b4cf b6ed17e6 [ 104.610014] irq event stamp: 0 [ 104.613107] hardirqs last enabled at (0): [<00000000>] 0x0 [ 104.618696] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 104.626255] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 104.633793] softirqs last disabled at (0): [<00000000>] 0x0 [ 104.639385] ---[ end trace f1dc2883965ef034 ]--- [ 104.644044] lkdtm: Zero detected: saturated # [ 104.315657] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 104.322696] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 104.329122] lkdtm: Good: zero detected # [ 104.332887] lkdtm: Correctly stayed at zero # [ 104.337127] lkdtm: attempting bad refcount_add() from zero # [ 104.342630] ------------[ cut here ]------------ # [ 104.347448] WARNING: CPU: 1 PID: 2911 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 104.356036] refcount_t: addition on 0; use-after-free. # [ 104.361186] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 104.390354] CPU: 1 PID: 2911 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 104.398104] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.404636] Backtrace: # [ 104.407107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.414689] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 104.420364] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.427688] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 104.434658] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a204c4 # [ 104.442413] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 104.449903] r7:00000019 r6:c1a204c4 r5:c1a204d4 r4:c6138000 # [ 104.455573] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 104.464627] r9:c1acc530 r8:c15e88e4 r7:c6139f60 r6:00000012 r5:00000000 r4:c6138000 # [ 104.472381] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 104.482052] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 104.491802] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.500592] r5:c6419000 r4:00000034 # [ 104.504178] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.512195] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.520120] r9:c6139f60 r8:c5317300 r7:00000012 r6:b6e99000 r5:c5aa9a40 r4:c0c351b8 # [ 104.527877] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.535715] r9:c07e1310 r8:c6139f60 r7:c2815800 r6:b6e99000 r5:c5aa9a40 r4:00000000 # [ 104.543469] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.550612] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c6138000 r5:c5aa9a40 # [ 104.558447] r4:c5aa9a40 # [ 104.560992] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.568135] r9:c6138000 r8:c03002e4 r7:00000004 r6:b6fe0e00 r5:00000012 r4:00000012 # [ 104.575891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.583466] Exception stack(0xc6139fa8 to 0xc6139ff0) # [ 104.588526] 9fa0: 00000012 00000012 00000001 b6e99000 00000012 00000000 # [ 104.596713] 9fc0: 00000012 00000012 b6fe0e00 00000004 00000001 00000000 00020000 bed0ea64 # [ 104.604895] 9fe0: 00000004 bed0e798 b6f4b4cf b6ed17e6 # [ 104.610014] irq event stamp: 0 # [ 104.613107] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.618696] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.626255] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.633793] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.639385] ---[ end trace f1dc2883965ef034 ]--- # [ 104.644044] 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 [ 105.114559] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 105.120678] lkdtm: attempting bad refcount_inc() from saturated [ 105.126683] ------------[ cut here ]------------ [ 105.131333] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 105.139830] refcount_t: saturated; leaking memory. [ 105.144684] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 105.173937] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 105.181692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.188226] Backtrace: [ 105.190704] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.198289] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 105.203966] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.211297] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 105.218272] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 [ 105.226030] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 105.233523] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5f7e000 [ 105.239197] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 105.248169] r9:c1acc544 r8:c15e88e4 r7:c5f7ff60 r6:00000017 r5:c6419000 r4:c5f7e000 [ 105.255931] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 105.265606] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 105.275797] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.285022] r4:00000035 [ 105.287569] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.295591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.303521] r9:c5f7ff60 r8:c5317300 r7:00000017 r6:b6de1000 r5:c62dfe00 r4:c0c351b8 [ 105.311284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.319125] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6de1000 r5:c62dfe00 r4:00000000 [ 105.326881] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.334029] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5f7e000 r5:c62dfe00 [ 105.341864] r4:c62dfe00 [ 105.344412] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.351560] r9:c5f7e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000017 r4:00000017 [ 105.359319] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.366897] Exception stack(0xc5f7ffa8 to 0xc5f7fff0) [ 105.371962] ffa0: 00000017 00000017 00000001 b6de1000 00000017 00000000 [ 105.380151] ffc0: 00000017 00000017 b6f28e00 00000004 00000001 00000000 00020000 beda6a64 [ 105.388337] ffe0: 00000004 beda6798 b6e934cf b6e197e6 [ 105.393480] irq event stamp: 0 [ 105.396558] hardirqs last enabled at (0): [<00000000>] 0x0 [ 105.402152] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 105.409711] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 105.417289] softirqs last disabled at (0): [<00000000>] 0x0 [ 105.422886] ---[ end trace f1dc2883965ef035 ]--- [ 105.427568] lkdtm: Saturation detected: still saturated # [ 105.114559] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 105.120678] lkdtm: attempting bad refcount_inc() from saturated # [ 105.126683] ------------[ cut here ]------------ # [ 105.131333] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 105.139830] refcount_t: saturated; leaking memory. # [ 105.144684] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 105.173937] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 105.181692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.188226] Backtrace: # [ 105.190704] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.198289] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 105.203966] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.211297] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 105.218272] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 # [ 105.226030] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.233523] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5f7e000 # [ 105.239197] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 105.248169] r9:c1acc544 r8:c15e88e4 r7:c5f7ff60 r6:00000017 r5:c6419000 r4:c5f7e000 # [ 105.255931] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 105.265606] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 105.275797] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.285022] r4:00000035 # [ 105.287569] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.295591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.303521] r9:c5f7ff60 r8:c5317300 r7:00000017 r6:b6de1000 r5:c62dfe00 r4:c0c351b8 # [ 105.311284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.319125] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6de1000 r5:c62dfe00 r4:00000000 # [ 105.326881] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.334029] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5f7e000 r5:c62dfe00 # [ 105.341864] r4:c62dfe00 # [ 105.344412] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.351560] r9:c5f7e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000017 r4:00000017 # [ 105.359319] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.366897] Exception stack(0xc5f7ffa8 to 0xc5f7fff0) # [ 105.371962] ffa0: 00000017 00000017 00000001 b6de1000 00000017 00000000 # [ 105.380151] ffc0: 00000017 00000017 b6f28e00 00000004 00000001 00000000 00020000 beda6a64 # [ 105.388337] ffe0: 00000004 beda6798 b6e934cf b6e197e6 # [ 105.393480] irq event stamp: 0 # [ 105.396558] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 105.402152] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.409711] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.417289] softirqs last disabled at (0): [<00000000>] 0x0 # [ 105.422886] ---[ end trace f1dc2883965ef035 ]--- # [ 105.427568] 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 [ 105.889186] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 105.895355] lkdtm: attempting bad refcount_dec() from saturated [ 105.901290] ------------[ cut here ]------------ [ 105.906054] WARNING: CPU: 1 PID: 2984 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 105.914575] refcount_t: decrement hit 0; leaking memory. [ 105.919900] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 105.949126] CPU: 1 PID: 2984 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 105.956882] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.963415] Backtrace: [ 105.965885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.973465] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 105.979137] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.986461] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 105.993433] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 [ 106.001186] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 106.008676] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c5f7e000 [ 106.014346] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 106.023313] r9:c1acc55c r8:c15e88e4 r7:c5f7ff60 r6:00000017 r5:c6419000 r4:c5f7e000 [ 106.031070] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 106.040736] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 106.050926] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.060149] r4:00000036 [ 106.062694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.070712] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.078638] r9:c5f7ff60 r8:c5317300 r7:00000017 r6:b6e8c000 r5:c5aa9e00 r4:c0c351b8 [ 106.086396] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.094236] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6e8c000 r5:c5aa9e00 r4:00000000 [ 106.101991] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.109135] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c5f7e000 r5:c5aa9e00 [ 106.116969] r4:c5aa9e00 [ 106.119513] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.126659] r9:c5f7e000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:00000017 r4:00000017 [ 106.134415] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.141989] Exception stack(0xc5f7ffa8 to 0xc5f7fff0) [ 106.147050] ffa0: 00000017 00000017 00000001 b6e8c000 00000017 00000000 [ 106.155237] ffc0: 00000017 00000017 b6fd3e00 00000004 00000001 00000000 00020000 bee24a64 [ 106.163421] ffe0: 00000004 bee24798 b6f3e4cf b6ec47e6 [ 106.168557] irq event stamp: 0 [ 106.171635] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.177254] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.184796] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.192313] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.197946] ---[ end trace f1dc2883965ef036 ]--- [ 106.202586] lkdtm: Saturation detected: still saturated # [ 105.889186] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 105.895355] lkdtm: attempting bad refcount_dec() from saturated # [ 105.901290] ------------[ cut here ]------------ # [ 105.906054] WARNING: CPU: 1 PID: 2984 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 105.914575] refcount_t: decrement hit 0; leaking memory. # [ 105.919900] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 105.949126] CPU: 1 PID: 2984 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 105.956882] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.963415] Backtrace: # [ 105.965885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.973465] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 105.979137] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.986461] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 105.993433] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a204c4 # [ 106.001186] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.008676] r7:0000001f r6:c1a204c4 r5:c1a20528 r4:c5f7e000 # [ 106.014346] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 106.023313] r9:c1acc55c r8:c15e88e4 r7:c5f7ff60 r6:00000017 r5:c6419000 r4:c5f7e000 # [ 106.031070] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 106.040736] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 106.050926] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.060149] r4:00000036 # [ 106.062694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.070712] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.078638] r9:c5f7ff60 r8:c5317300 r7:00000017 r6:b6e8c000 r5:c5aa9e00 r4:c0c351b8 # [ 106.086396] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.094236] r9:c07e1310 r8:c5f7ff60 r7:c2815800 r6:b6e8c000 r5:c5aa9e00 r4:00000000 # [ 106.101991] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.109135] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c5f7e000 r5:c5aa9e00 # [ 106.116969] r4:c5aa9e00 # [ 106.119513] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.126659] r9:c5f7e000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:00000017 r4:00000017 # [ 106.134415] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.141989] Exception stack(0xc5f7ffa8 to 0xc5f7fff0) # [ 106.147050] ffa0: 00000017 00000017 00000001 b6e8c000 00000017 00000000 # [ 106.155237] ffc0: 00000017 00000017 b6fd3e00 00000004 00000001 00000000 00020000 bee24a64 # [ 106.163421] ffe0: 00000004 bee24798 b6f3e4cf b6ec47e6 # [ 106.168557] irq event stamp: 0 # [ 106.171635] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.177254] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.184796] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.192313] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.197946] ---[ end trace f1dc2883965ef036 ]--- # [ 106.202586] 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 [ 106.676231] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 106.682351] lkdtm: attempting bad refcount_dec() from saturated [ 106.688353] ------------[ cut here ]------------ [ 106.693056] WARNING: CPU: 2 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 106.701539] refcount_t: saturated; leaking memory. [ 106.706405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 106.735554] CPU: 2 PID: 3019 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 106.743303] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 106.749834] Backtrace: [ 106.752306] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 106.759884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 106.765557] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 106.772881] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 106.779851] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 [ 106.787605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 106.795096] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5ad4000 [ 106.800766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 106.809732] r9:c1acc574 r8:c15e88e4 r7:c5ad5f60 r6:00000017 r5:c5f44000 r4:c5ad4000 [ 106.817488] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 106.827160] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 106.837345] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.846566] r4:00000037 [ 106.849111] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.857128] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.865052] r9:c5ad5f60 r8:c5317300 r7:00000017 r6:b6eaa000 r5:c63f2140 r4:c0c351b8 [ 106.872808] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.880646] r9:c07e1310 r8:c5ad5f60 r7:c2815800 r6:b6eaa000 r5:c63f2140 r4:00000000 [ 106.888397] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.895540] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5ad4000 r5:c63f2140 [ 106.903373] r4:c63f2140 [ 106.905918] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.913063] r9:c5ad4000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000017 r4:00000017 [ 106.920816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.928390] Exception stack(0xc5ad5fa8 to 0xc5ad5ff0) [ 106.933450] 5fa0: 00000017 00000017 00000001 b6eaa000 00000017 00000000 [ 106.941637] 5fc0: 00000017 00000017 b6ff1e00 00000004 00000001 00000000 00020000 beaa9a64 [ 106.949818] 5fe0: 00000004 beaa9798 b6f5c4cf b6ee27e6 [ 106.954932] irq event stamp: 0 [ 106.958006] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.963620] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.971135] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.978693] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.984330] ---[ end trace f1dc2883965ef037 ]--- [ 106.988963] lkdtm: Saturation detected: still saturated # [ 106.676231] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 106.682351] lkdtm: attempting bad refcount_dec() from saturated # [ 106.688353] ------------[ cut here ]------------ # [ 106.693056] WARNING: CPU: 2 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 106.701539] refcount_t: saturated; leaking memory. # [ 106.706405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 106.735554] CPU: 2 PID: 3019 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 106.743303] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.749834] Backtrace: # [ 106.752306] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 106.759884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 106.765557] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 106.772881] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 106.779851] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a204c4 # [ 106.787605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.795096] r7:00000016 r6:c1a204c4 r5:c1a2049c r4:c5ad4000 # [ 106.800766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 106.809732] r9:c1acc574 r8:c15e88e4 r7:c5ad5f60 r6:00000017 r5:c5f44000 r4:c5ad4000 # [ 106.817488] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 106.827160] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 106.837345] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.846566] r4:00000037 # [ 106.849111] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.857128] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.865052] r9:c5ad5f60 r8:c5317300 r7:00000017 r6:b6eaa000 r5:c63f2140 r4:c0c351b8 # [ 106.872808] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.880646] r9:c07e1310 r8:c5ad5f60 r7:c2815800 r6:b6eaa000 r5:c63f2140 r4:00000000 # [ 106.888397] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.895540] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5ad4000 r5:c63f2140 # [ 106.903373] r4:c63f2140 # [ 106.905918] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.913063] r9:c5ad4000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000017 r4:00000017 # [ 106.920816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.928390] Exception stack(0xc5ad5fa8 to 0xc5ad5ff0) # [ 106.933450] 5fa0: 00000017 00000017 00000001 b6eaa000 00000017 00000000 # [ 106.941637] 5fc0: 00000017 00000017 b6ff1e00 00000004 00000001 00000000 00020000 beaa9a64 # [ 106.949818] 5fe0: 00000004 beaa9798 b6f5c4cf b6ee27e6 # [ 106.954932] irq event stamp: 0 # [ 106.958006] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.963620] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.971135] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.978693] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.984330] ---[ end trace f1dc2883965ef037 ]--- # [ 106.988963] 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 [ 107.445797] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 107.452692] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 107.459540] ------------[ cut here ]------------ [ 107.464309] WARNING: CPU: 2 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 107.472785] refcount_t: saturated; leaking memory. [ 107.477754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 107.507318] CPU: 2 PID: 3051 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 107.515071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.521604] Backtrace: [ 107.524077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 107.531657] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 107.537333] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 107.544657] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 107.551629] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 [ 107.559383] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 107.566874] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c6302000 [ 107.572547] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 107.581513] r9:c1acc58c r8:c15e88e4 r7:c6303f60 r6:00000020 r5:c5f44000 r4:c0000000 [ 107.589272] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 107.599720] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 107.611462] r5:c5f44000 r4:c6302000 [ 107.615052] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.625058] r4:00000038 [ 107.627602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.635620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.643546] r9:c6303f60 r8:c5317300 r7:00000020 r6:b6e9c000 r5:c5b568c0 r4:c0c351b8 [ 107.651304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.659144] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e9c000 r5:c5b568c0 r4:00000000 [ 107.666896] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.674040] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c6302000 r5:c5b568c0 [ 107.681873] r4:c5b568c0 [ 107.684419] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.691562] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:00000020 r4:00000020 [ 107.699317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.706891] Exception stack(0xc6303fa8 to 0xc6303ff0) [ 107.711952] 3fa0: 00000020 00000020 00000001 b6e9c000 00000020 00000000 [ 107.720138] 3fc0: 00000020 00000020 b6fe3e00 00000004 00000001 00000000 00020000 beb25a64 [ 107.728322] 3fe0: 00000004 beb25798 b6f4e4cf b6ed47e6 [ 107.733432] irq event stamp: 0 [ 107.736506] hardirqs last enabled at (0): [<00000000>] 0x0 [ 107.742097] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 107.749636] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 107.757212] softirqs last disabled at (0): [<00000000>] 0x0 [ 107.762807] ---[ end trace f1dc2883965ef038 ]--- [ 107.767473] lkdtm: Saturation detected: still saturated # [ 107.445797] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 107.452692] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 107.459540] ------------[ cut here ]------------ # [ 107.464309] WARNING: CPU: 2 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 107.472785] refcount_t: saturated; leaking memory. # [ 107.477754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 107.507318] CPU: 2 PID: 3051 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 107.515071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.521604] Backtrace: # [ 107.524077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 107.531657] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 107.537333] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 107.544657] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 107.551629] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 # [ 107.559383] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 107.566874] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c6302000 # [ 107.572547] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 107.581513] r9:c1acc58c r8:c15e88e4 r7:c6303f60 r6:00000020 r5:c5f44000 r4:c0000000 # [ 107.589272] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 107.599720] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 107.611462] r5:c5f44000 r4:c6302000 # [ 107.615052] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.625058] r4:00000038 # [ 107.627602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.635620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.643546] r9:c6303f60 r8:c5317300 r7:00000020 r6:b6e9c000 r5:c5b568c0 r4:c0c351b8 # [ 107.651304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.659144] r9:c07e1310 r8:c6303f60 r7:c2815800 r6:b6e9c000 r5:c5b568c0 r4:00000000 # [ 107.666896] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.674040] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c6302000 r5:c5b568c0 # [ 107.681873] r4:c5b568c0 # [ 107.684419] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.691562] r9:c6302000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:00000020 r4:00000020 # [ 107.699317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.706891] Exception stack(0xc6303fa8 to 0xc6303ff0) # [ 107.711952] 3fa0: 00000020 00000020 00000001 b6e9c000 00000020 00000000 # [ 107.720138] 3fc0: 00000020 00000020 b6fe3e00 00000004 00000001 00000000 00020000 beb25a64 # [ 107.728322] 3fe0: 00000004 beb25798 b6f4e4cf b6ed47e6 # [ 107.733432] irq event stamp: 0 # [ 107.736506] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 107.742097] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.749636] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.757212] softirqs last disabled at (0): [<00000000>] 0x0 # [ 107.762807] ---[ end trace f1dc2883965ef038 ]--- # [ 107.767473] 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 [ 108.228636] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 108.235622] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 108.242341] ------------[ cut here ]------------ [ 108.247032] WARNING: CPU: 3 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 108.255607] refcount_t: saturated; leaking memory. [ 108.260436] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 108.289598] CPU: 3 PID: 3085 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 108.297349] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.303883] Backtrace: [ 108.306355] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 108.313935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 108.319608] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 108.326934] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 108.333905] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 [ 108.341659] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 108.349148] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c62dc000 [ 108.354818] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 108.363784] r9:c1acc5ac r8:c15e88e4 r7:c62ddf60 r6:00000020 r5:c5e96000 r4:c0000000 [ 108.371545] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 108.381994] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 108.393737] r5:c5e96000 r4:c62dc000 [ 108.397325] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.407332] r4:00000039 [ 108.409876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.417894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.425820] r9:c62ddf60 r8:c5317300 r7:00000020 r6:b6e6b000 r5:c5af5540 r4:c0c351b8 [ 108.433577] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.441416] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e6b000 r5:c5af5540 r4:00000000 [ 108.449168] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.456311] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c62dc000 r5:c5af5540 [ 108.464146] r4:c5af5540 [ 108.466692] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.473837] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000020 r4:00000020 [ 108.481593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.489168] Exception stack(0xc62ddfa8 to 0xc62ddff0) [ 108.494229] dfa0: 00000020 00000020 00000001 b6e6b000 00000020 00000000 [ 108.502415] dfc0: 00000020 00000020 b6fb2e00 00000004 00000001 00000000 00020000 bed39a64 [ 108.510596] dfe0: 00000004 bed39798 b6f1d4cf b6ea37e6 [ 108.515712] irq event stamp: 0 [ 108.518787] hardirqs last enabled at (0): [<00000000>] 0x0 [ 108.524401] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 108.531914] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 108.539459] softirqs last disabled at (0): [<00000000>] 0x0 [ 108.545128] ---[ end trace f1dc2883965ef039 ]--- [ 108.549778] lkdtm: Saturation detected: still saturated # [ 108.228636] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 108.235622] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 108.242341] ------------[ cut here ]------------ # [ 108.247032] WARNING: CPU: 3 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 108.255607] refcount_t: saturated; leaking memory. # [ 108.260436] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 108.289598] CPU: 3 PID: 3085 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 108.297349] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.303883] Backtrace: # [ 108.306355] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.313935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 108.319608] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.326934] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 108.333905] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a204c4 # [ 108.341659] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 108.349148] r7:00000013 r6:c1a204c4 r5:c1a2049c r4:c62dc000 # [ 108.354818] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 108.363784] r9:c1acc5ac r8:c15e88e4 r7:c62ddf60 r6:00000020 r5:c5e96000 r4:c0000000 # [ 108.371545] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 108.381994] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 108.393737] r5:c5e96000 r4:c62dc000 # [ 108.397325] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.407332] r4:00000039 # [ 108.409876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.417894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.425820] r9:c62ddf60 r8:c5317300 r7:00000020 r6:b6e6b000 r5:c5af5540 r4:c0c351b8 # [ 108.433577] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.441416] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e6b000 r5:c5af5540 r4:00000000 # [ 108.449168] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.456311] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c62dc000 r5:c5af5540 # [ 108.464146] r4:c5af5540 # [ 108.466692] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.473837] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000020 r4:00000020 # [ 108.481593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.489168] Exception stack(0xc62ddfa8 to 0xc62ddff0) # [ 108.494229] dfa0: 00000020 00000020 00000001 b6e6b000 00000020 00000000 # [ 108.502415] dfc0: 00000020 00000020 b6fb2e00 00000004 00000001 00000000 00020000 bed39a64 # [ 108.510596] dfe0: 00000004 bed39798 b6f1d4cf b6ea37e6 # [ 108.515712] irq event stamp: 0 # [ 108.518787] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 108.524401] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.531914] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.539459] softirqs last disabled at (0): [<00000000>] 0x0 # [ 108.545128] ---[ end trace f1dc2883965ef039 ]--- # [ 108.549778] 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 [ 109.028188] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 109.035248] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 109.041992] ------------[ cut here ]------------ [ 109.046716] WARNING: CPU: 0 PID: 3122 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 109.055394] refcount_t: underflow; use-after-free. [ 109.060223] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 109.089481] CPU: 0 PID: 3122 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 109.097232] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.103767] Backtrace: [ 109.106239] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.113819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 109.119491] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.126816] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 109.133789] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 [ 109.141544] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.149033] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c61dc000 [ 109.154704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 109.163758] r9:c1acc5cc r8:c15e88e4 r7:c61ddf60 r6:00000020 r5:c5edf000 r4:c61dc000 [ 109.171514] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 109.181969] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 109.193720] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.203723] r4:0000003a [ 109.206267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.214285] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.222209] r9:c61ddf60 r8:c5317300 r7:00000020 r6:b6e5f000 r5:c62dfe00 r4:c0c351b8 [ 109.229968] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.237807] r9:c07e1310 r8:c61ddf60 r7:c2815800 r6:b6e5f000 r5:c62dfe00 r4:00000000 [ 109.245560] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.252703] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c61dc000 r5:c62dfe00 [ 109.260535] r4:c62dfe00 [ 109.263080] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.270222] r9:c61dc000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000020 r4:00000020 [ 109.277976] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.285551] Exception stack(0xc61ddfa8 to 0xc61ddff0) [ 109.290612] dfa0: 00000020 00000020 00000001 b6e5f000 00000020 00000000 [ 109.298799] dfc0: 00000020 00000020 b6fa6e00 00000004 00000001 00000000 00020000 bef8ea64 [ 109.306983] dfe0: 00000004 bef8e798 b6f114cf b6e977e6 [ 109.312083] irq event stamp: 0 [ 109.315181] hardirqs last enabled at (0): [<00000000>] 0x0 [ 109.320771] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 109.328324] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 109.335874] softirqs last disabled at (0): [<00000000>] 0x0 [ 109.341462] ---[ end trace f1dc2883965ef03a ]--- [ 109.346120] lkdtm: Saturation detected: still saturated # [ 109.028188] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 109.035248] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 109.041992] ------------[ cut here ]------------ # [ 109.046716] WARNING: CPU: 0 PID: 3122 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 109.055394] refcount_t: underflow; use-after-free. # [ 109.060223] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 109.089481] CPU: 0 PID: 3122 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 109.097232] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.103767] Backtrace: # [ 109.106239] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.113819] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 109.119491] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.126816] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 109.133789] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 # [ 109.141544] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.149033] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c61dc000 # [ 109.154704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 109.163758] r9:c1acc5cc r8:c15e88e4 r7:c61ddf60 r6:00000020 r5:c5edf000 r4:c61dc000 # [ 109.171514] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 109.181969] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 109.193720] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.203723] r4:0000003a # [ 109.206267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.214285] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.222209] r9:c61ddf60 r8:c5317300 r7:00000020 r6:b6e5f000 r5:c62dfe00 r4:c0c351b8 # [ 109.229968] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.237807] r9:c07e1310 r8:c61ddf60 r7:c2815800 r6:b6e5f000 r5:c62dfe00 r4:00000000 # [ 109.245560] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.252703] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c61dc000 r5:c62dfe00 # [ 109.260535] r4:c62dfe00 # [ 109.263080] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.270222] r9:c61dc000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000020 r4:00000020 # [ 109.277976] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.285551] Exception stack(0xc61ddfa8 to 0xc61ddff0) # [ 109.290612] dfa0: 00000020 00000020 00000001 b6e5f000 00000020 00000000 # [ 109.298799] dfc0: 00000020 00000020 b6fa6e00 00000004 00000001 00000000 00020000 bef8ea64 # [ 109.306983] dfe0: 00000004 bef8e798 b6f114cf b6e977e6 # [ 109.312083] irq event stamp: 0 # [ 109.315181] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.320771] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.328324] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.335874] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.341462] ---[ end trace f1dc2883965ef03a ]--- # [ 109.346120] 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 [ 109.835651] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 109.842548] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 109.849337] ------------[ cut here ]------------ [ 109.854017] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 109.862551] refcount_t: underflow; use-after-free. [ 109.867405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 [ 109.896554] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 109.904306] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.910839] Backtrace: [ 109.913311] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.920892] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 109.926567] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.933893] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 109.940865] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 [ 109.948621] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.956111] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6154000 [ 109.961783] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 109.970836] r9:c1acc5ec r8:c15e88e4 r7:c6155f60 r6:00000020 r5:c6419000 r4:c6154000 [ 109.978593] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 109.989044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 110.000793] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.010799] r4:0000003b [ 110.013342] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.021360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.029285] r9:c6155f60 r8:c5317300 r7:00000020 r6:b6e8e000 r5:c61df540 r4:c0c351b8 [ 110.037041] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.044880] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e8e000 r5:c61df540 r4:00000000 [ 110.052632] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.059775] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c6154000 r5:c61df540 [ 110.067610] r4:c61df540 [ 110.070154] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.077299] r9:c6154000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000020 r4:00000020 [ 110.085054] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.092627] Exception stack(0xc6155fa8 to 0xc6155ff0) [ 110.097689] 5fa0: 00000020 00000020 00000001 b6e8e000 00000020 00000000 [ 110.105876] 5fc0: 00000020 00000020 b6fd5e00 00000004 00000001 00000000 00020000 be8c7a64 [ 110.114058] 5fe0: 00000004 be8c7798 b6f404cf b6ec67e6 [ 110.119181] irq event stamp: 0 [ 110.122253] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.127869] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 110.135424] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 110.142936] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.148557] ---[ end trace f1dc2883965ef03b ]--- [ 110.153223] lkdtm: Saturation detected: still saturated # [ 109.835651] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 109.842548] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 109.849337] ------------[ cut here ]------------ # [ 109.854017] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 109.862551] refcount_t: underflow; use-after-free. # [ 109.867405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 dw_hdmi_imx imx_ldb dw_hdmi phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error imxdrm flexcan can_dev etnaviv gpu_sched imx_ipu_v3 # [ 109.896554] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 109.904306] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.910839] Backtrace: # [ 109.913311] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.920892] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 109.926567] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.933893] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 109.940865] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a204c4 # [ 109.948621] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.956111] r7:0000001c r6:c1a204c4 r5:c1a20500 r4:c6154000 # [ 109.961783] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 109.970836] r9:c1acc5ec r8:c15e88e4 r7:c6155f60 r6:00000020 r5:c6419000 r4:c6154000 # [ 109.978593] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 109.989044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 110.000793] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.010799] r4:0000003b # [ 110.013342] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.021360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.029285] r9:c6155f60 r8:c5317300 r7:00000020 r6:b6e8e000 r5:c61df540 r4:c0c351b8 # [ 110.037041] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.044880] r9:c07e1310 r8:c6155f60 r7:c2815800 r6:b6e8e000 r5:c61df540 r4:00000000 # [ 110.052632] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.059775] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c6154000 r5:c61df540 # [ 110.067610] r4:c61df540 # [ 110.070154] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.077299] r9:c6154000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000020 r4:00000020 # [ 110.085054] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.092627] Exception stack(0xc6155fa8 to 0xc6155ff0) # [ 110.097689] 5fa0: 00000020 00000020 00000001 b6e8e000 00000020 00000000 # [ 110.105876] 5fc0: 00000020 00000020 b6fd5e00 00000004 00000001 00000000 00020000 be8c7a64 # [ 110.114058] 5fe0: 00000004 be8c7798 b6f404cf b6ec67e6 # [ 110.119181] irq event stamp: 0 # [ 110.122253] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.127869] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.135424] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.142936] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.148557] ---[ end trace f1dc2883965ef03b ]--- # [ 110.153223] 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 [ 110.986521] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 110.992565] lkdtm: attempting good copy_to_user of correct size [ 110.998724] lkdtm: attempting bad copy_to_user of too large size # [ 110.986521] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 110.992565] lkdtm: attempting good copy_to_user of correct size # [ 110.998724] 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 [ 111.426827] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 111.433091] lkdtm: attempting good copy_from_user of correct size [ 111.439273] lkdtm: attempting bad copy_from_user of too large size # [ 111.426827] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 111.433091] lkdtm: attempting good copy_from_user of correct size # [ 111.439273] 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 [ 111.871042] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 111.877744] lkdtm: attempting good copy_to_user inside whitelist [ 111.883894] lkdtm: attempting bad copy_to_user outside whitelist # [ 111.871042] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 111.877744] lkdtm: attempting good copy_to_user inside whitelist # [ 111.883894] 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 [ 112.323103] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 112.329771] lkdtm: attempting good copy_from_user inside whitelist [ 112.336105] lkdtm: attempting bad copy_from_user outside whitelist # [ 112.323103] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 112.329771] lkdtm: attempting good copy_from_user inside whitelist # [ 112.336105] 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 [ 112.769447] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 112.775732] lkdtm: good_stack: c62dde0c-c62dde2c [ 112.780367] lkdtm: bad_stack : c62ddd84-c62ddda4 [ 112.785087] lkdtm: attempting good copy_to_user of local stack [ 112.790977] lkdtm: attempting bad copy_to_user of distant stack # [ 112.769447] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 112.775732] lkdtm: good_stack: c62dde0c-c62dde2c # [ 112.780367] lkdtm: bad_stack : c62ddd84-c62ddda4 # [ 112.785087] lkdtm: attempting good copy_to_user of local stack # [ 112.790977] 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 [ 113.228604] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 113.235131] lkdtm: good_stack: c5bbfe0c-c5bbfe2c [ 113.239793] lkdtm: bad_stack : c5bbfd84-c5bbfda4 [ 113.244518] lkdtm: attempting good copy_from_user of local stack [ 113.250557] lkdtm: attempting bad copy_from_user of distant stack # [ 113.228604] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 113.235131] lkdtm: good_stack: c5bbfe0c-c5bbfe2c # [ 113.239793] lkdtm: bad_stack : c5bbfd84-c5bbfda4 # [ 113.244518] lkdtm: attempting good copy_from_user of local stack # [ 113.250557] 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 [ 113.683106] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 113.689142] lkdtm: good_stack: c5a53e0c-c5a53e2c [ 113.693876] lkdtm: bad_stack : c5a53ffc-c5a5401c [ 113.699735] lkdtm: attempting good copy_to_user of local stack [ 113.706306] lkdtm: attempting bad copy_to_user of distant stack # [ 113.683106] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 113.689142] lkdtm: good_stack: c5a53e0c-c5a53e2c # [ 113.693876] lkdtm: bad_stack : c5a53ffc-c5a5401c # [ 113.699735] lkdtm: attempting good copy_to_user of local stack # [ 113.706306] 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 [ 114.143400] lkdtm: Performing direct entry USERCOPY_KERNEL [ 114.148924] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 [ 114.156116] lkdtm: attempting bad copy_to_user from kernel text: c053aac0 [ 114.162954] lkdtm: FAIL: survived bad copy_to_user() # [ 114.143400] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 114.148924] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 # [ 114.156116] lkdtm: attempting bad copy_to_user from kernel text: c053aac0 # [ 114.162954] 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 [ 114.607469] lkdtm: Performing direct entry STACKLEAK_ERASING [ 114.613225] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 114.620237] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 114.627205] lkdtm: FAIL: the thread stack is NOT properly erased [ 114.633274] CPU: 1 PID: 3522 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 114.641030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.647564] Backtrace: [ 114.650045] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.657629] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 [ 114.663305] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.670636] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 114.679176] r9:c1acc6f4 r8:c15e88e4 r7:c62ddf60 r6:c62dde34 r5:c62dc000 r4:0000078d [ 114.686938] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.695733] r8:c15e88e4 r7:c62ddf60 r6:00000012 r5:c6419000 r4:00000046 [ 114.702451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.710475] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.718404] r9:c62ddf60 r8:c5317300 r7:00000012 r6:b6e1e000 r5:c5add2c0 r4:c0c351b8 [ 114.726168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.734012] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e1e000 r5:c5add2c0 r4:00000000 [ 114.741769] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.748918] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c62dc000 r5:c5add2c0 [ 114.756755] r4:c5add2c0 [ 114.759304] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.766452] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000012 r4:00000012 [ 114.774211] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.781789] Exception stack(0xc62ddfa8 to 0xc62ddff0) [ 114.786854] dfa0: 00000012 00000012 00000001 b6e1e000 00000012 00000000 [ 114.795045] dfc0: 00000012 00000012 b6f65e00 00000004 00000001 00000000 00020000 bedbfa64 [ 114.803232] dfe0: 00000004 bedbf798 b6ed04cf b6e567e6 # [ 114.607469] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 114.613225] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 114.620237] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 114.627205] lkdtm: FAIL: the thread stack is NOT properly erased # [ 114.633274] CPU: 1 PID: 3522 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 114.641030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.647564] Backtrace: # [ 114.650045] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.657629] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f9f8 # [ 114.663305] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.670636] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 114.679176] r9:c1acc6f4 r8:c15e88e4 r7:c62ddf60 r6:c62dde34 r5:c62dc000 r4:0000078d # [ 114.686938] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.695733] r8:c15e88e4 r7:c62ddf60 r6:00000012 r5:c6419000 r4:00000046 # [ 114.702451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.710475] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.718404] r9:c62ddf60 r8:c5317300 r7:00000012 r6:b6e1e000 r5:c5add2c0 r4:c0c351b8 # [ 114.726168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.734012] r9:c07e1310 r8:c62ddf60 r7:c2815800 r6:b6e1e000 r5:c5add2c0 r4:00000000 # [ 114.741769] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.748918] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c62dc000 r5:c5add2c0 # [ 114.756755] r4:c5add2c0 # [ 114.759304] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.766452] r9:c62dc000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000012 r4:00000012 # [ 114.774211] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.781789] Exception stack(0xc62ddfa8 to 0xc62ddff0) # [ 114.786854] dfa0: 00000012 00000012 00000001 b6e1e000 00000012 00000000 # [ 114.795045] dfc0: 00000012 00000012 b6f65e00 00000004 00000001 00000000 00020000 bedbfa64 # [ 114.803232] dfe0: 00000004 bedbf798 b6ed04cf b6e567e6 # 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 [ 115.233693] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 115.239372] lkdtm: Calling matched prototype ... [ 115.244139] lkdtm: Calling mismatched prototype ... [ 115.249062] lkdtm: Fail: survived mismatched prototype function call! # [ 115.233693] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 115.239372] lkdtm: Calling matched prototype ... # [ 115.244139] lkdtm: Calling mismatched prototype ... # [ 115.249062] 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 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #