[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 192.168.201.38 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6961722/tftp-deploy-43ryymqb/kernel/zImage tftp 0x10000000 6961722/tftp-deploy-43ryymqb/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6961722/tftp-deploy-43ryymqb/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 10.5 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 6961722/tftp-deploy-43ryymqb/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6961722/tftp-deploy-43ryymqb/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6961722/tftp-deploy-43ryymqb/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 5.9 MiB/s done Bytes transferred = 15268646 (e8fb26 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6961722/tftp-deploy-43ryymqb/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6961722/tftp-deploy-43ryymqb/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6961722/tftp-deploy-43ryymqb/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4.5 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961722/extract-nfsrootfs-e_d71n4w,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961722/extract-nfsrootfs-e_d71n4w,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15268582 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.135-cip13 (KernelCI@build-j447740-arm-gcc-10-multi-v7-defconfig-kselftest-g5qnl) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Aug 3 14:43:34 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6961722/extract-nfsrootfs-e_d71n4w,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: 921608K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56041 entries in 165 pages [ 0.000000] ftrace: allocated 165 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 [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004513] Console: colour dummy device 80x30 [ 0.004581] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004611] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004639] ... MAX_LOCK_DEPTH: 48 [ 0.004666] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004694] ... CLASSHASH_SIZE: 4096 [ 0.004720] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004746] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004774] ... CHAINHASH_SIZE: 32768 [ 0.004801] memory used by lock dependency info: 4061 kB [ 0.004828] memory used for stack traces: 2112 kB [ 0.004857] per task-struct memory footprint: 1536 bytes [ 0.004959] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005013] pid_max: default: 32768 minimum: 301 [ 0.005406] LSM: Security Framework initializing [ 0.005522] LSM support for eBPF active [ 0.005673] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005724] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008351] CPU: Testing write buffer coherency: ok [ 0.008473] CPU0: Spectre v2: using BPIALL workaround [ 0.009587] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013529] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015910] rcu: Hierarchical SRCU implementation. [ 0.025349] EFI services will not be available. [ 0.026686] smp: Bringing up secondary CPUs ... [ 0.030080] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030096] CPU1: Spectre v2: using BPIALL workaround [ 0.034167] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034182] CPU2: Spectre v2: using BPIALL workaround [ 0.037885] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037901] CPU3: Spectre v2: using BPIALL workaround [ 0.038768] smp: Brought up 1 node, 4 CPUs [ 0.038812] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038849] CPU: All CPU(s) started in SVC mode. [ 0.041766] devtmpfs: initialized [ 0.098073] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.100986] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101059] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.105801] pinctrl core: initialized pinctrl subsystem [ 0.112843] DMI not present or invalid. [ 0.115209] NET: Registered protocol family 16 [ 0.126772] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136389] thermal_sys: Registered thermal governor 'step_wise' [ 0.136961] cpuidle: using governor menu [ 0.137491] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.906772] vdd1p1: supplied by regulator-dummy [ 0.939692] vdd3p0: supplied by regulator-dummy [ 0.971981] vdd2p5: supplied by regulator-dummy [ 1.004406] vddarm: supplied by regulator-dummy [ 1.037632] vddpu: supplied by regulator-dummy [ 1.069067] vddsoc: supplied by regulator-dummy [ 2.440167] No ATAGs? [ 2.440922] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.441004] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.461598] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.492575] Serial: AMBA PL011 UART driver [ 2.558376] Kprobes globally optimized [ 2.654562] mxs-dma 110000.dma-apbh: initialized [ 2.688153] iommu: Default domain type: Translated [ 2.690356] vgaarb: loaded [ 2.695238] SCSI subsystem initialized [ 2.697442] usbcore: registered new interface driver usbfs [ 2.697783] usbcore: registered new interface driver hub [ 2.698091] usbcore: registered new device driver usb [ 2.706008] i2c i2c-0: IMX I2C adapter registered [ 2.713174] i2c i2c-1: IMX I2C adapter registered [ 2.717795] i2c i2c-2: IMX I2C adapter registered [ 2.722612] pps_core: LinuxPPS API ver. 1 registered [ 2.722657] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.722758] PTP clock support registered [ 2.740025] clocksource: Switched to clocksource mxc_timer1 [ 4.513859] NET: Registered protocol family 2 [ 4.514692] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.518048] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.518230] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.518458] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.519900] TCP: Hash tables configured (established 8192 bind 8192) [ 4.521105] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.521455] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.521736] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.522499] NET: Registered protocol family 1 [ 4.525457] RPC: Registered named UNIX socket transport module. [ 4.525553] RPC: Registered udp transport module. [ 4.525594] RPC: Registered tcp transport module. [ 4.525635] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.525690] NET: Registered protocol family 44 [ 4.525760] PCI: CLS 0 bytes, default 64 [ 4.528322] Trying to unpack rootfs image as initramfs... [ 6.412798] Freeing initrd memory: 14912K [ 6.414071] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.415414] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.424714] Initialise system trusted keyrings [ 6.425997] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.477258] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.481918] NFS: Registering the id_resolver key type [ 6.482101] Key type id_resolver registered [ 6.482195] Key type id_legacy registered [ 6.482856] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.482960] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.483158] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.485353] Key type asymmetric registered [ 6.485481] Asymmetric key parser 'x509' registered [ 6.485885] bounce: pool size: 64 pages [ 6.486051] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.486161] io scheduler mq-deadline registered [ 6.486204] io scheduler kyber registered [ 6.487142] test_firmware: interface ready [ 6.738095] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.738352] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 7.009482] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 7.031027] SuperH (H)SCI(F) driver initialized [ 7.034125] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.039476] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.970756] printk: console [ttymxc1] enabled [ 7.981919] msm_serial: driver initialized [ 7.987187] STMicroelectronics ASC driver initialized [ 7.999231] STM32 USART driver initialized [ 8.027439] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.050593] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.059008] panel-simple panel-lcd: Specify missing connector_type [ 8.066932] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.123100] brd: module loaded [ 8.186713] loop: module loaded [ 8.193418] lkdtm: No crash points registered, enable through debugfs [ 8.216658] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.224711] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.232826] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.241111] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.249147] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.257423] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.265269] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.276749] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.283880] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.292787] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.307276] scsi host0: ahci-imx [ 8.313005] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.381996] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.395934] pps pps0: new PPS source ptp0 [ 8.442874] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.453964] e1000e: Intel(R) PRO/1000 Network Driver [ 8.458970] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.465227] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.470719] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.500131] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.507753] usbcore: registered new interface driver pegasus [ 8.513725] usbcore: registered new interface driver asix [ 8.519306] usbcore: registered new interface driver ax88179_178a [ 8.525635] usbcore: registered new interface driver cdc_ether [ 8.531773] usbcore: registered new interface driver smsc75xx [ 8.537786] usbcore: registered new interface driver smsc95xx [ 8.543780] usbcore: registered new interface driver net1080 [ 8.549624] usbcore: registered new interface driver cdc_subset [ 8.555812] usbcore: registered new interface driver zaurus [ 8.561733] usbcore: registered new interface driver cdc_ncm [ 8.581244] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.587891] ehci-pci: EHCI PCI platform driver [ 8.592586] ehci-platform: EHCI generic platform driver [ 8.598943] ehci-orion: EHCI orion driver [ 8.604020] SPEAr-ehci: EHCI SPEAr driver [ 8.609020] ehci-st: EHCI STMicroelectronics driver [ 8.614947] ehci-exynos: EHCI Exynos driver [ 8.620167] ehci-atmel: EHCI Atmel driver [ 8.625150] tegra-ehci: Tegra EHCI driver [ 8.630216] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.636505] ohci-pci: OHCI PCI platform driver [ 8.641203] ohci-platform: OHCI generic platform driver [ 8.647497] SPEAr-ohci: OHCI SPEAr driver [ 8.652533] ohci-st: OHCI STMicroelectronics driver [ 8.652939] ata1: SATA link down (SStatus 0 SControl 300) [ 8.658375] ohci-atmel: OHCI Atmel driver [ 8.663258] ahci-imx 2200000.sata: no device found, disabling link. [ 8.670866] usbcore: registered new interface driver usb-storage [ 8.673304] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.714682] i2c /dev entries driver [ 8.807785] sdhci: Secure Digital Host Controller Interface driver [ 8.814065] sdhci: Copyright(c) Pierre Ossman [ 8.828822] Synopsys Designware Multimedia Card Interface Driver [ 8.842971] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.852542] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.852549] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.852731] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.870088] ledtrig-cpu: registered to indicate activity on CPUs [ 8.880338] usbcore: registered new interface driver usbhid [ 8.885955] usbhid: USB HID core driver [ 8.904192] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.904202] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.916552] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.926375] gre: GRE over IPv4 demultiplexor driver [ 8.931369] ip_gre: GRE over IPv4 tunneling driver [ 8.942445] IPv4 over IPsec tunneling driver [ 8.948404] mmc2: new high speed SDHC card at address aaaa [ 8.952194] NET: Registered protocol family 10 [ 8.958118] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.969386] Segment Routing with IPv6 [ 8.979857] ip6_gre: GRE over IPv6 tunneling driver [ 8.981938] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.987925] NET: Registered protocol family 17 [ 8.992341] GPT:29296874 != 31116287 [ 9.000491] GPT:Alternate GPT header not at the end of the disk. [ 9.001026] 8021q: 802.1Q VLAN Support v1.8 [ 9.006537] GPT:29296874 != 31116287 [ 9.011877] Key type dns_resolver registered [ 9.014419] GPT: Use GNU Parted to correct GPT errors. [ 9.024012] mmcblk2: p1 p2 p3 [ 9.040191] ThumbEE CPU extension supported. [ 9.044535] Registering SWP/SWPB emulation handler [ 9.050686] Loading compiled-in X.509 certificates [ 9.242509] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.250976] panel-simple panel-lcd: Specify missing connector_type [ 9.264645] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.302600] imx_usb 2184200.usb: No over current polarity defined [ 9.316045] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.321396] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.350696] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.372093] hub 1-0:1.0: USB hub found [ 9.378463] hub 1-0:1.0: 1 port detected [ 9.395616] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.429317] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.437706] panel-simple panel-lcd: Specify missing connector_type [ 9.451483] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.483744] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.492090] panel-simple panel-lcd: Specify missing connector_type [ 9.505779] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.524935] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.555025] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.563421] panel-simple panel-lcd: Specify missing connector_type [ 9.577094] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.599002] 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) [ 9.614483] IP-Config: Failed to open gretap0 [ 9.618887] IP-Config: Failed to open erspan0 [ 9.650066] Sending DHCP requests . [ 9.790316] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 10.009824] hub 1-1:1.0: USB hub found [ 10.015758] hub 1-1:1.0: 3 ports detected [ 10.053219] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.061786] panel-simple panel-lcd: Specify missing connector_type [ 10.078058] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.660261] . [ 12.711602] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.721921] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.170257] ., OK [ 15.212739] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 [ 15.221026] IP-Config: Complete: [ 15.224343] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 [ 15.235014] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) [ 15.243047] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.243095] nameserver0=192.168.201.1 [ 15.313498] Freeing unused kernel memory: 2048K [ 15.341921] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 19.380997] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.417677] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.431432] panel-simple panel-lcd: Specify missing connector_type [ 19.446601] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.472476] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.515075] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.523599] panel-simple panel-lcd: Specify missing connector_type [ 19.538535] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.540566] CAN device driver interface [ 19.583838] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.592073] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.636875] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.639519] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.645366] panel-simple panel-lcd: Specify missing connector_type [ 19.651138] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.666575] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.685656] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.692105] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.698243] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.712907] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.737643] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.745956] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.752201] panel-simple panel-lcd: Specify missing connector_type [ 19.754102] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.767530] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.768575] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.784435] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.787505] caam 2100000.crypto: Entropy delay = 3200 [ 19.858650] caam 2100000.crypto: Instantiated RNG4 SH0 [ 19.919421] caam 2100000.crypto: Instantiated RNG4 SH1 [ 19.924738] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 19.931463] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.000298] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.006672] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.008684] panel-simple panel-lcd: Specify missing connector_type [ 20.016374] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.033919] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.039014] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.043156] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.047875] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.089730] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.094519] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.098360] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.114383] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.122897] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.183042] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.191556] panel-simple panel-lcd: Specify missing connector_type [ 20.219186] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.271669] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.280241] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.288844] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.297459] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.342894] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.351324] panel-simple panel-lcd: Specify missing connector_type [ 21.003483] caam algorithms registered in /proc/crypto [ 21.015909] caam 2100000.crypto: registering rng-caam [ 21.144961] random: crng init done [ 21.158553] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.181844] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.190385] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.198868] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.207446] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.243973] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.252436] panel-simple panel-lcd: Specify missing connector_type [ 21.266387] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting[ 21.289610] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) root file system ... Begin: Runn[ 21.299840] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ing /scripts/nfs-top ... done. B[ 21.310708] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) egin: Running /scripts/nfs-premou[ 21.321767] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) nt ... done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fe mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.38 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-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 23.728500] systemd[1]: System time before build time, advancing clock. [ 23.953918] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 23.984399] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 24.047161] systemd[1]: Set hostname to . [ 25.522642] systemd[1]: Queued start job for default target Graphical Interface. [ 25.537283] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.596070] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.645743] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 25.694998] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 25.744722] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 25.803977] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 25.853037] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.865964] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.912805] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.950562] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.991278] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 26.032338] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 26.075510] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 26.176863] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 26.191366] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 26.247529] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 26.297115] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 26.362995] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 26.415859] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.464940] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.476168] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.499198] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.551854] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.602163] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 26.664298] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.722395] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.780747] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.845685] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.854236] fuse: init (API version 7.32) [ 26.879478] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.955572] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 27.011920] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 27.061379] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 27.135382] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 27.182228] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 27.238570] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 27.332054] systemd[1]: modprobe@configfs.service: Succeeded. [ 27.342780] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 27.396205] systemd[1]: modprobe@drm.service: Succeeded. [ 27.406363] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.456062] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.467036] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.526120] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.575900] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.632617] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. Mounting [0;1;39mFUSE Control File System[0m... Mounting [0;1;39mKernel Configuration File System[0m... Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mLoad/Save Random Seed[0m... Starting [0;1;39mApply Kernel Variables[0m... Starting [0;1;39mCreate System Users[0m... [ 27.957679] systemd-journald[272]: Received client request to flush runtime journal. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.135-cip13 #1 SMP Wed Aug 3 14:43:34 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6961722/extract-nfsrootfs-e_d71n4w' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6961722/extract-nfsrootfs-e_d71n4w' / # 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-6961722/environment . /lava-6961722/environment / # /lava-6961722/bin/lava-test-runner /lava-6961722/0 /lava-6961722/bin/lava-test-runner /lava-6961722/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6961722/0/tests/0_timesync-off ++ cat uuid + UUID=6961722_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6961722/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6961722_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-431-g420b8f43ddc46/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6961722/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 15s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-431-g420b8f43ddc46/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: 1407340 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 49.22K 173KB/s kselftest.tar.xz 10%[=> ] 142.55K 248KB/s kselftest.tar.xz 15%[==> ] 216.49K 279KB/s kselftest.tar.xz 19%[==> ] 261.33K 259KB/s kselftest.tar.xz 24%[===> ] 332.03K 256KB/s kselftest.tar.xz 29%[====> ] 405.57K 256KB/s kselftest.tar.xz 34%[=====> ] 480.03K 269KB/s kselftest.tar.xz 38%[======> ] 522.93K 259KB/s kselftest.tar.xz 43%[=======> ] 596.46K 269KB/s kselftest.tar.xz 46%[========> ] 641.71K 262KB/s kselftest.tar.xz 51%[=========> ] 708.17K 267KB/s kselftest.tar.xz 55%[==========> ] 767.57K 266KB/s kselftest.tar.xz 60%[===========> ] 836.85K 271KB/s eta 2s kselftest.tar.xz 64%[===========> ] 881.62K 261KB/s eta 2s kselftest.tar.xz 69%[============> ] 957.05K 265KB/s eta 2s kselftest.tar.xz 73%[=============> ] 1014K 266KB/s eta 2s kselftest.tar.xz 77%[==============> ] 1.04M 263KB/s eta 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time stamp 2022-08-03 14:57:35 is 11732468.733080993 s in the future tar: ./lkdtm/CORRUPT_PAC.sh: time stamp 2022-08-03 14:57:35 is 11732468.726096993 s in the future tar: ./lkdtm/BUG.sh: time stamp 2022-08-03 14:57:35 is 11732468.71946466 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-08-03 14:57:36 is 11732469.712389327 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_SATURATED.sh: time stamp 2022-08-03 14:57:36 is 11732469.705416327 s in the future tar: ./lkdtm/WARNING_MESSAGE.sh: time stamp 2022-08-03 14:57:35 is 11732468.69861866 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-08-03 14:57:35 is 11732468.691463327 s in the future tar: ./lkdtm/READ_BUDDY_AFTER_FREE.sh: time stamp 2022-08-03 14:57:35 is 11732468.68549566 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-08-03 14:57:36 is 11732469.679083993 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-08-03 14:57:35 is 11732468.672352993 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-08-03 14:57:35 is 11732468.66570066 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-06-24 15:00:54 is 8276667.65928166 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-08-03 14:57:36 is 11732469.652669327 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-08-03 14:57:35 is 11732468.645453993 s in the future tar: ./lkdtm/ATOMIC_TIMING.sh: time stamp 2022-08-03 14:57:36 is 11732469.638665993 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-08-03 14:57:36 is 11732469.631551327 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-08-03 14:57:35 is 11732468.624443327 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-08-03 14:57:35 is 11732468.617394327 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-08-03 14:57:36 is 11732469.61054266 s in the future tar: ./lkdtm/EXEC_KMALLOC.sh: time stamp 2022-08-03 14:57:35 is 11732468.603145993 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-08-03 14:57:36 is 11732469.595977327 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-08-03 14:57:36 is 11732469.589063327 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-08-03 14:57:35 is 11732468.58217666 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-08-03 14:57:35 is 11732468.575396993 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-08-03 14:57:35 is 11732468.568607993 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-08-03 14:57:35 is 11732468.56175166 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-08-03 14:57:35 is 11732468.55453066 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-08-03 14:57:36 is 11732469.547212327 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-03 14:57:35 is 11732468.54030466 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-08-03 14:57:36 is 11732469.533417993 s in the future tar: ./lkdtm: time stamp 2022-08-03 14:58:01 is 11732494.53011066 s in the future tar: ./kselftest-list.txt: time stamp 2022-08-03 14:58:05 is 11732498.522035993 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-08-03 14:57:35 is 11732468.511046993 s in the future tar: ./kcmp: time stamp 2022-08-03 14:58:01 is 11732494.507277327 s in the future tar: ./mqueue/mq_open_tests: time stamp 2022-08-03 14:57:36 is 11732469.496109327 s in the future tar: ./mqueue/mq_perf_tests: time stamp 2022-08-03 14:57:36 is 11732469.487115327 s in the future tar: ./mqueue: time stamp 2022-08-03 14:58:01 is 11732494.48374866 s in the future tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-08-03 14:57:47 is 11732480.471948993 s in the future tar: ./pidfd/pidfd_setns_test: time stamp 2022-08-03 14:57:47 is 11732480.460308326 s in the future tar: ./pidfd/pidfd_test: time stamp 2022-08-03 14:57:47 is 11732480.451218993 s in the future tar: ./pidfd/pidfd_wait: time stamp 2022-08-03 14:57:47 is 11732480.439789993 s in the future tar: ./pidfd/pidfd_getfd_test: time stamp 2022-08-03 14:57:47 is 11732480.42958866 s in the future tar: ./pidfd/pidfd_poll_test: time stamp 2022-08-03 14:57:47 is 11732480.421155326 s in the future tar: ./pidfd/pidfd_open_test: time stamp 2022-08-03 14:57:47 is 11732480.41177066 s in the future tar: ./pidfd: time stamp 2022-08-03 14:58:02 is 11732495.408339993 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-08-03 14:57:57 is 11732490.39580566 s in the future tar: ./kselftest/runner.sh: time stamp 2022-08-03 14:57:57 is 11732490.38898466 s in the future tar: ./kselftest/module.sh: time stamp 2022-08-03 14:57:57 is 11732490.38232566 s in the future tar: ./kselftest: time stamp 2022-08-03 14:57:57 is 11732490.379047993 s in the future tar: ./breakpoints/step_after_suspend_test: time stamp 2022-08-03 14:57:28 is 11732461.365992326 s in the future tar: ./breakpoints: time stamp 2022-08-03 14:57:59 is 11732492.362704993 s in the future tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-08-03 14:57:54 is 11732487.350745326 s in the future tar: ./tmpfs: time stamp 2022-08-03 14:58:04 is 11732497.347039326 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-08-03 14:57:29 is 11732462.335431993 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-08-03 14:57:29 is 11732462.326122993 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-08-03 14:57:29 is 11732462.31684766 s in the future tar: ./clone3/clone3: time stamp 2022-08-03 14:57:29 is 11732462.308059993 s in the future tar: ./clone3: time stamp 2022-08-03 14:57:59 is 11732492.304704993 s in the future tar: ./timens/futex: time stamp 2022-08-03 14:57:54 is 11732487.293558326 s in the future tar: ./timens/procfs: time stamp 2022-08-03 14:57:54 is 11732487.28523166 s in the future tar: ./timens/timer: time stamp 2022-08-03 14:57:54 is 11732487.276780993 s in the future tar: ./timens/exec: time stamp 2022-08-03 14:57:54 is 11732487.268322993 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-08-03 14:57:54 is 11732487.260263326 s in the future tar: ./timens/timerfd: time stamp 2022-08-03 14:57:54 is 11732487.252437993 s in the future tar: ./timens/timens: time stamp 2022-08-03 14:57:54 is 11732487.244489993 s in the future tar: ./timens/gettime_perf: time stamp 2022-08-03 14:57:54 is 11732487.236498326 s in the future tar: ./timens: time stamp 2022-08-03 14:58:04 is 11732497.233134326 s in the future tar: ./mincore/mincore_selftest: time stamp 2022-08-03 14:57:36 is 11732469.22051566 s in the future tar: ./mincore: time stamp 2022-08-03 14:58:01 is 11732494.216737326 s in the future tar: ./sync/sync_test: time stamp 2022-08-03 14:57:53 is 11732486.203965993 s in the future tar: ./sync: time stamp 2022-08-03 14:58:04 is 11732497.200609993 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-06-24 15:00:54 is 8276667.190140993 s in the future tar: ./livepatch/functions.sh: time stamp 2022-06-24 15:00:54 is 8276667.183117993 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-06-24 15:00:54 is 8276667.174232326 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-06-24 15:00:54 is 8276667.167222993 s in the future tar: ./livepatch/settings: time stamp 2022-06-24 15:00:54 is 8276667.160531993 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-06-24 15:00:54 is 8276667.15344466 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-06-24 15:00:54 is 8276667.146821326 s in the future tar: ./livepatch: time stamp 2022-08-03 14:58:01 is 11732494.143731326 s in the future tar: ./sysctl/sysctl.sh: time stamp 2022-06-24 15:00:54 is 8276667.132502993 s in the future tar: ./sysctl: time stamp 2022-08-03 14:58:04 is 11732497.129049326 s in the future tar: .: time stamp 2022-08-03 14:58:05 is 11732498.124989993 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 88.883502] 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 [ 89.932565] lkdtm: Performing direct entry BUG [ 89.937331] ------------[ cut here ]------------ [ 89.941971] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 89.947223] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 89.952384] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 89.981686] CPU: 2 PID: 792 Comm: cat Not tainted 5.10.135-cip13 #1 [ 89.987976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.994546] PC is at lkdtm_BUG+0x14/0x18 [ 89.998502] LR is at lkdtm_do_action+0x2c/0x4c [ 90.002970] pc : [] lr : [] psr: a00e0013 [ 90.009258] sp : c691de58 ip : c691de68 fp : c691de64 [ 90.014505] r10: 00000004 r9 : c1acf7a8 r8 : c15e7d98 [ 90.019752] r7 : c691df60 r6 : 00000004 r5 : c41ba000 r4 : 00000001 [ 90.026301] r3 : c0c2da04 r2 : a90cac90 r1 : ef7ab5e0 r0 : c15e7da0 [ 90.032853] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 90.040012] Control: 10c5387d Table: 16dc404a DAC: 00000051 [ 90.045786] Process cat (pid: 792, stack limit = 0xa0fc5409) [ 90.051472] Stack: (0xc691de58 to 0xc691e000) [ 90.055858] de40: c691de74 c691de68 [ 90.064066] de60: c0c2d498 c0c2da10 c691de9c c691de78 c0c2d998 c0c2d478 c0c2d878 c43757c0 [ 90.072274] de80: b6def000 00000004 c51e0000 c691df60 c691dec4 c691dea0 c07f4d18 c0c2d884 [ 90.080481] dea0: 00000000 c43757c0 b6def000 c2816000 c691df60 c07f4cb4 c691df5c c691dec8 [ 90.088689] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c4202164 c0598924 c691c000 [ 90.096898] dee0: b6def000 00020000 00000004 00000004 0001fffc c691dee0 00000001 00000805 [ 90.105107] df00: c425fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 90.113314] df20: 00000000 00000000 c691c000 a90cac90 b6dee000 c43757c0 c43757c0 c691c000 [ 90.121523] df40: b6def000 00000000 00000000 00000004 c691df94 c691df60 c0598924 c0598290 [ 90.129731] df60: 00000000 00000000 c691dfac a90cac90 00000004 00000004 b6f36e00 00000004 [ 90.137938] df80: c03002e4 c691c000 c691dfa4 c691df98 c05989b4 c05988bc 00000000 c691dfa8 [ 90.146145] dfa0: c03000c0 c05989a8 00000004 00000004 00000001 b6def000 00000004 00000000 [ 90.154354] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 [ 90.162562] dfe0: 00000004 be832788 b6ea494f b6e2ac66 800e0030 00000001 00000000 00000000 [ 90.170759] Backtrace: [ 90.173263] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.180875] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.188922] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.196874] r9:c691df60 r8:c51e0000 r7:00000004 r6:b6def000 r5:c43757c0 r4:c0c2d878 [ 90.204658] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.212520] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6def000 r5:c43757c0 r4:00000000 [ 90.220298] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.227464] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c691c000 r5:c43757c0 [ 90.235314] r4:c43757c0 [ 90.237881] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.245046] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000004 r4:00000004 [ 90.252823] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.260414] Exception stack(0xc691dfa8 to 0xc691dff0) [ 90.265494] dfa0: 00000004 00000004 00000001 b6def000 00000004 00000000 [ 90.273701] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 [ 90.281903] dfe0: 00000004 be832788 b6ea494f b6e2ac66 [ 90.286987] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 90.293115] ---[ end trace 1a3cba81bc0cf46d ]--- [ 90.297760] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 90.306660] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 792, name: cat [ 90.314335] INFO: lockdep is turned off. [ 90.318276] irq event stamp: 1560 [ 90.321635] hardirqs last enabled at (1559): [] console_unlock+0x4b0/0x6c0 [ 90.329496] hardirqs last disabled at (1560): [] __und_svc+0x60/0x6c [ 90.336748] softirqs last enabled at (1240): [] __do_softirq+0x378/0x5fc [ 90.344437] softirqs last disabled at (1231): [] __irq_exit_rcu+0x178/0x1d0 [ 90.352296] CPU: 2 PID: 792 Comm: cat Tainted: G D 5.10.135-cip13 #1 [ 90.359974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 90.366521] Backtrace: [ 90.369033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 90.376631] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 90.382330] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 90.389685] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 90.397460] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc15c r4:c691c000 [ 90.405238] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 90.413094] r6:00000000 r5:00000031 r4:c19cc15c [ 90.417756] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 90.425523] r6:00000001 r5:c691c000 r4:c47f1b00 [ 90.430187] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 90.437524] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c47f1b00 [ 90.444263] [] (do_exit) from [] (die+0x374/0x380) [ 90.450810] r7:c1e0fc8c [ 90.453375] [] (die) from [] (do_undefinstr+0x170/0x240) [ 90.460455] r10:00000004 r9:c691c000 r8:c15e7d98 r7:00000000 r6:c691ddc8 r5:c0c2da18 [ 90.468304] r4:e7f001f2 [ 90.470870] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 90.478807] Exception stack(0xc691ddc8 to 0xc691de10) [ 90.483889] ddc0: c15e7da0 ef7ab5e0 a90cac90 c0c2da04 00000001 c41ba000 [ 90.492099] dde0: 00000004 c691df60 c15e7d98 c1acf7a8 00000004 c691de64 c691de68 c691de58 [ 90.500301] de00: c0c2d498 c0c2da18 a00e0013 ffffffff [ 90.505379] r7:c691ddfc r6:ffffffff r5:a00e0013 r4:c0c2da1c [ 90.511081] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.518686] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.526727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.534675] r9:c691df60 r8:c51e0000 r7:00000004 r6:b6def000 r5:c43757c0 r4:c0c2d878 [ 90.542453] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.550312] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6def000 r5:c43757c0 r4:00000000 [ 90.558087] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.565252] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c691c000 r5:c43757c0 [ 90.573101] r4:c43757c0 [ 90.575666] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.582830] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000004 r4:00000004 [ 90.590605] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.598194] Exception stack(0xc691dfa8 to 0xc691dff0) [ 90.603273] dfa0: 00000004 00000004 00000001 b6def000 00000004 00000000 [ 90.611480] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 [ 90.619681] dfe0: 00000004 be832788 b6ea494f b6e2ac66 # Segmentation fault # [ 89.932565] lkdtm: Performing direct entry BUG # [ 89.937331] ------------[ cut here ]------------ # [ 89.941971] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 89.947223] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 89.952384] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 89.981686] CPU: 2 PID: 792 Comm: cat Not tainted 5.10.135-cip13 #1 # [ 89.987976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.994546] PC is at lkdtm_BUG+0x14/0x18 # [ 89.998502] LR is at lkdtm_do_action+0x2c/0x4c # [ 90.002970] pc : [] lr : [] psr: a00e0013 # [ 90.009258] sp : c691de58 ip : c691de68 fp : c691de64 # [ 90.014505] r10: 00000004 r9 : c1acf7a8 r8 : c15e7d98 # [ 90.019752] r7 : c691df60 r6 : 00000004 r5 : c41ba000 r4 : 00000001 # [ 90.026301] r3 : c0c2da04 r2 : a90cac90 r1 : ef7ab5e0 r0 : c15e7da0 # [ 90.032853] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 90.040012] Control: 10c5387d Table: 16dc404a DAC: 00000051 # [ 90.045786] Process cat (pid: 792, stack limit = 0xa0fc5409) # [ 90.051472] Stack: (0xc691de58 to 0xc691e000) # [ 90.055858] de40: c691de74 c691de68 # [ 90.064066] de60: c0c2d498 c0c2da10 c691de9c c691de78 c0c2d998 c0c2d478 c0c2d878 c43757c0 # [ 90.072274] de80: b6def000 00000004 c51e0000 c691df60 c691dec4 c691dea0 c07f4d18 c0c2d884 # [ 90.080481] dea0: 00000000 c43757c0 b6def000 c2816000 c691df60 c07f4cb4 c691df5c c691dec8 # [ 90.088689] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c4202164 c0598924 c691c000 # [ 90.096898] dee0: b6def000 00020000 00000004 00000004 0001fffc c691dee0 00000001 00000805 # [ 90.105107] df00: c425fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.113314] df20: 00000000 00000000 c691c000 a90cac90 b6dee000 c43757c0 c43757c0 c691c000 # [ 90.121523] df40: b6def000 00000000 00000000 00000004 c691df94 c691df60 c0598924 c0598290 # [ 90.129731] df60: 00000000 00000000 c691dfac a90cac90 00000004 00000004 b6f36e00 00000004 # [ 90.137938] df80: c03002e4 c691c000 c691dfa4 c691df98 c05989b4 c05988bc 00000000 c691dfa8 # [ 90.146145] dfa0: c03000c0 c05989a8 00000004 00000004 00000001 b6def000 00000004 00000000 # [ 90.154354] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 # [ 90.162562] dfe0: 00000004 be832788 b6ea494f b6e2ac66 800e0030 00000001 00000000 00000000 # [ 90.170759] Backtrace: # [ 90.173263] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.180875] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.188922] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.196874] r9:c691df60 r8:c51e0000 r7:00000004 r6:b6def000 r5:c43757c0 r4:c0c2d878 # [ 90.204658] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.212520] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6def000 r5:c43757c0 r4:00000000 # [ 90.220298] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.227464] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c691c000 r5:c43757c0 # [ 90.235314] r4:c43757c0 # [ 90.237881] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.245046] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000004 r4:00000004 # [ 90.252823] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.260414] Exception stack(0xc691dfa8 to 0xc691dff0) # [ 90.265494] dfa0: 00000004 00000004 00000001 b6def000 00000004 00000000 # [ 90.273701] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 # [ 90.281903] dfe0: 00000004 be832788 b6ea494f b6e2ac66 # [ 90.286987] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 90.293115] ---[ end trace 1a3cba81bc0cf46d ]--- # [ 90.297760] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 90.306660] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 792, name: cat # [ 90.314335] INFO: lockdep is turned off. # [ 90.318276] irq event stamp: 1560 # [ 90.321635] hardirqs last enabled at (1559): [] con[ 91.077326] lkdtm: Performing direct entry WARNING sole_unlock+0x4b0/0x6c0 # [ 90[ 91.084459] ------------[ cut here ]------------ .329496] hardirqs last disabled a[ 91.091982] WARNING: CPU: 0 PID: 863 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c t (1560): [] __und_svc+[ 91.103303] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 0x60/0x6c # [ 90.336748] softi[ 91.135120] CPU: 0 PID: 863 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 91.145499] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.152032] Backtrace: [ 91.154507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.162085] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 91.167759] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.175081] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 91.182050] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acfe64 [ 91.189805] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 91.197296] r7:00000053 r6:c1acfe64 r5:00000000 r4:c691c000 [ 91.202971] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 91.211069] r9:c1acf7ac r8:c15e7d98 r7:c691df60 r6:00000008 r5:c6df9000 r4:00000002 [ 91.218825] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.226751] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.234769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.242693] r9:c691df60 r8:c51e0000 r7:00000008 r6:b6de3000 r5:c683b540 r4:c0c2d878 [ 91.250450] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.258287] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6de3000 r5:c683b540 r4:00000000 [ 91.266039] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.273182] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c691c000 r5:c683b540 [ 91.281016] r4:c683b540 [ 91.283559] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.290701] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:00000008 r4:00000008 [ 91.298456] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.306031] Exception stack(0xc691dfa8 to 0xc691dff0) [ 91.311090] dfa0: 00000008 00000008 00000001 b6de3000 00000008 00000000 [ 91.319275] dfc0: 00000008 00000008 b6f2ae00 00000004 00000001 00000000 00020000 beec9a54 [ 91.327457] dfe0: 00000004 beec9788 b6e9894f b6e1ec66 rqs last enabled at (1240): [] __do_softirq+0x378/0x5fc[ 91.338512] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.344437] softirqs last [ 91.347024] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c disabled at (1231): [] [ 91.357387] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c __irq_exit_rcu+0x178/0x1d0 # [ [ 91.367750] softirqs last disabled at (0): [<00000000>] 0x0 90.352296] CPU: 2 PID: 792 Comm:[ 91.376205] ---[ end trace 1a3cba81bc0cf46e ]--- cat Tainted: G D 5.10.135-cip13 #1 # [ 90.359974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.366521] Backtrace: # [ 90.369033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.376631] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 # [ 90.382330] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.389685] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 90.397460] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc15c r4:c691c000 # [ 90.405238] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 90.413094] r6:00000000 r5:00000031 r4:c19cc15c # [ 90.417756] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 90.425523] r6:00000001 r5:c691c000 r4:c47f1b00 # [ 90.430187] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 90.437524] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c47f1b00 # [ 90.444263] [] (do_exit) from [] (die+0x374/0x380) # [ 90.450810] r7:c1e0fc8c # [ 90.453375] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 90.460455] r10:00000004 r9:c691c000 r8:c15e7d98 r7:00000000 r6:c691ddc8 r5:c0c2da18 # [ 90.468304] r4:e7f001f2 # [ 90.470870] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 90.478807] Exception stack(0xc691ddc8 to 0xc691de10) # [ 90.483889] ddc0: c15e7da0 ef7ab5e0 a90cac90 c0c2da04 00000001 c41ba000 # [ 90.492099] dde0: 00000004 c691df60 c15e7d98 c1acf7a8 00000004 c691de64 c691de68 c691de58 # [ 90.500301] de00: c0c2d498 c0c2da18 a00e0013 ffffffff # [ 90.505379] r7:c691ddfc r6:ffffffff r5:a00e0013 r4:c0c2da1c # [ 90.511081] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.518686] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.526727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.534675] r9:c691df60 r8:c51e0000 r7:00000004 r6:b6def000 r5:c43757c0 r4:c0c2d878 # [ 90.542453] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.550312] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6def000 r5:c43757c0 r4:00000000 # [ 90.558087] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.565252] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c691c000 r5:c43757c0 # [ 90.573101] r4:c43757c0 # [ 90.575666] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.582830] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000004 r4:00000004 # [ 90.590605] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.598194] Exception stack(0xc691dfa8 to 0xc691dff0) # [ 90.603273] dfa0: 00000004 00000004 00000001 b6def000 00000004 00000000 # [ 90.611480] dfc0: 00000004 00000004 b6f36e00 00000004 00000001 00000000 00020000 be832a54 # [ 90.619681] dfe0: 00000004 be832788 b6ea494f b6e2ac66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 91.077326] lkdtm: Performing direct entry WARNING # [ 91.084459] ------------[ cut here ]------------ # [ 91.091982] WARNING: CPU: 0 PID: 863 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 91.103303] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 91.135120[ 91.713277] lkdtm: Performing direct entry WARNING_MESSAGE ] CPU: 0 PID: 863 Comm: cat Taint[ 91.720637] ------------[ cut here ]------------ ed: G D W 5.10.135-c[ 91.727970] WARNING: CPU: 0 PID: 898 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 ip13 #1 # [ 91.145499] Hardwar[ 91.740008] Warning message trigger count: 2 e name: Freescale i.MX6 Quad/Dual[ 91.747162] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 Lite (Device Tree) # [ 91.1520[ 91.778983] CPU: 0 PID: 898 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 91.789370] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.795903] Backtrace: [ 91.798378] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.805957] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 91.811630] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.818954] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 91.825923] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acfe64 [ 91.833678] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 91.841170] r7:00000058 r6:c1acfe64 r5:c1acfe80 r4:c45b6000 [ 91.846843] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [ 91.855636] r9:c1acf7b4 r8:c15e7d98 r7:c45b7f60 r6:00000010 r5:c6df9000 r4:00000003 [ 91.863391] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.872011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.880028] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.887951] r9:c45b7f60 r8:c51e0000 r7:00000010 r6:b6e0c000 r5:c4374500 r4:c0c2d878 [ 91.895707] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.903546] r9:c07f4cb4 r8:c45b7f60 r7:c2816000 r6:b6e0c000 r5:c4374500 r4:00000000 [ 91.911298] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.918443] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c45b6000 r5:c4374500 [ 91.926275] r4:c4374500 [ 91.928817] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.935960] r9:c45b6000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000010 r4:00000010 [ 91.943715] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.951290] Exception stack(0xc45b7fa8 to 0xc45b7ff0) [ 91.956350] 7fa0: 00000010 00000010 00000001 b6e0c000 00000010 00000000 [ 91.964538] 7fc0: 00000010 00000010 b6f53e00 00000004 00000001 00000000 00020000 beab2a54 [ 91.972721] 7fe0: 00000004 beab2788 b6ec194f b6e47c66 32] Backtrace: # [ 91.154507][ 91.977860] irq event stamp: 0 [] (dump_backtrace) fr[ 91.983804] hardirqs last enabled at (0): [<00000000>] 0x0 om [] (show_stack+0x20/[ 91.992269] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 0x24) # [ 91.162085] r7:fffff[ 92.002644] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c fff r6:600e0013 r5:00000000 r4:c1[ 92.013026] softirqs last disabled at (0): [<00000000>] 0x0 f0f728 # [ 91.167759] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.175081] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 91.182050] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acfe64 # [ 91.189805] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.197296] r7:00000053 r6:c1acfe64 r5:00000000 r4:c691c000 # [ 91.202971] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 91.211069] r9:c1acf7ac r8:c15e7d98 r7:c691df60 r6:00000008 r5:c6df9000 r4:00000002 # [ 91.218825] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.226751] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.234769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.242693] r9:c691df60 r8:c51e0000 r7:00000008 r6:b6de3000 r5:c683b540 r4:c0c2d878 # [ 91.250450] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.258287] r9:c07f4cb4 r8:c691df60 r7:c2816000 r6:b6de3000 r5:c683b540 r4:00000000 # [ 91.266039] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.273182] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c691c000 r5:c683b540 # [ 91.281016] r4:c683b540 # [ 91.283559] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.290701] r9:c691c000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:00000008 r4:00000008 # [ 91.298456] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.306031] Exception stack(0xc691dfa8 to 0xc691dff0) # [ 91.311090] dfa0: 00000008 00000008 00000001 b6de3000 00000008 00000000 # [ 91.319275] dfc0: 00000008 00000008 b6f2ae00 00000004 00000001 00000000 00020000 beec9a54 # [ 91.327457] dfe0: 00000004 beec9788 b6e9894f b6e1ec66 # [ 91.332584] irq event stamp: 0 # [ 91.338512] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.347024] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 91.357387] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 91.367750] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.376205] ---[ end trace 1a3cba81bc0cf46e ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 91.713277] lkdtm: Performing direct entry WARNING_MESSAGE # [ 91.720637] ------------[ cut here ]------------ # [ 91.727970] WARNING: CPU: 0 PID: 898 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 91.740008] Warning message trigger count: 2 # [ 91.747162] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 91.778983] CPU: 0 PID: 898 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 91.789370] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.795903] Backtrace: # [ 91.798378] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.805957] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 91.811630] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.818954] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 91.825923] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acfe64 # [ 91.833678] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.841170] r7:00000058 r6:c1acfe64 r5:c1acfe80 r4:c45b6000 # [ 91.846843] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 91.855636] r9:c1acf7b4 r8:c15e7d98 r7:c45b7f60 r6:00000010 r5:c[ 92.373209] lkdtm: Performing direct entry EXCEPTION 6df9000 r4:00000003 # [ 91.[8 92.378539] 8<--- cut here --- 3391] [] (lkdtm_WARNING[ 92.384355] Unable to handle kernel NULL pointer dereference at virtual address 00000000 _MESSAGE) from [] (lkdt[ 92.395484] pgd = 9121dd29 m_do_action+0x2c/0x4c) # [ 91.[ 92.400862] [00000000] *pgd=00000000 872011] [] (lkdtm_do_ac[ 92.407276] Internal error: Oops: 805 [#2] SMP ARM tion) from [] (direct_e[ 92.414904] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 ntry+0x120/0x18c)[ # [9 2 . 446605] CPU: 3 PID: 930 Comm: cat Tainted: G D W 5.10.135-cip13 #1 1.880028] [[< c 0 c922d.847586>4]5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (direct_entry) from [] (full_proxy_w[r i t e9+20.x4671826] LR is at lkdtm_do_action+0x2c/0x4c /0x94) # [[ 9912..8487789358] pc : [] lr : [] psr: a00e0013 1] r9:c4[5 b 7 f9620. 4r8864:3c4] sp : c693de58 ip : c693de68 fp : c693de64 1e0000 r[7 : 0 09020.04091303 9r3] r10: 0000000a r9 : c1acf7c4 r8 : c15e7d98 :b6e0c0[0 0 9r25.:5c0403375445] r7 : c693df60 r6 : 0000000a r5 : c46c1000 r4 : 00000004 0 r4:c0c2d87[8 #9 2[. 5 08 592] r3 : 00000000 r2 : 10785ee8 r1 : ef7c05e0 r0 : c15e7db8 1.895707] [[< c 0 79f24.c5b146>8]0] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (full_pro[x y _ w9r2i.t5e2)5 8f36] Control: 10c5387d Table: 16b6004a DAC: 00000051 om [][ ( v 9f2s._5w3r3405] Process cat (pid: 930, stack limit = 0xc9a0c0e1) te+0x10c/0[x 5 2 49)2. 5#4 1[0 57] Stack: (0xc693de58 to 0xc693e000) 91.903546] r9[: c 0 79f24.c5b44239] de40: c693de74 c693de68 r8:c45b7f60 r[7 : c 29821.650507411] de60: c0c2d498 c0c2dac8 c693de9c c693de78 c0c2d998 c0c2d478 c0c2d878 c431e280 r6:b6e0c000 [r 5 : c9423.756475582] de80: b6e43000 0000000a c51e0000 c693df60 c693dec4 c693dea0 c07f4d18 c0c2d884 0 r4:00000000 # [ [ 9 19.29.177668] dea0: 00000000 c431e280 b6e43000 c2816000 c693df60 c07f4cb4 c693df5c c693dec8 1298] [9]2 .(5v8f8s10] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c693c000 _write) from [<[c 0 5 99829.2549>096] dee0: b6e43000 00020000 00000004 0000000a 0001fff6 c693dee0 00000001 b6e42000 ] (ksys_write+[0 x 7 49/20.6x0e8c67] df00: c425fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ) # [ 91.918[4 4 3 ]9 2 .r6110352] df20: 00000000 00000000 c139f068 10785ee8 c205ca60 c431e280 c431e280 c693c000 :00000004 r9:00[0 0 0 09020. 6r28525] df40: b6e43000 00000000 00000000 00000004 c693df94 c693df60 c0598924 c0598290 :00000000 r7:b6[e 0 c 09020. 6r36697] df60: 00000000 00000000 c693dfac 10785ee8 0000000a 0000000a b6f8ae00 00000004 :c45b6000 r5:[c 4 3 79425.06048 67] df80: c03002e4 c693c000 c693dfa4 c693df98 c05989b4 c05988bc 00000000 c693dfa8 # [ 91.926275][ r 49:2c.46358953] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e43000 0000000a 00000000 4500 # [ 9[1 . 9 29828.1676]9 11] dfc0: 0000000a 0000000a b6f8ae00 00000004 00000001 00000000 00020000 bed43a54 [] ([k s y s9_2w.r6i7t9296] dfe0: 00000004 bed43788 b6ef894f b6e7ec66 800e0030 00000001 00000000 00000000 ) from [2]. 6(8s9y61] Backtrace: s_write+0x18/0x1c) # [ [ 9 192.693828] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) 935960] r9:c45b60[0 0 r982:.c704345] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 3002e4 r7:00000004 r6:b6[f 5 3 e92.714521] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0 r5:00000010 r[4 : 0 09020.07021861] r9:c693df60 r8:c51e0000 r7:0000000a r6:b6e43000 r5:c431e280 r4:c0c2d878 0 # [ 91.943715] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) c>] (sys_write)[ f r o9m2 .[7<4c857] r9:c07f4cb4 r8:c693df60 r7:c2816000 r6:b6e43000 r5:c431e280 r4:00000000 03000c0>] (ret_f[a s t _9s2y.s7c54595] [] (vfs_write) from [] (ksys_write+0x74/0xec) ll+0x0/0x28) [# [ 9 2 .9716.3811] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c693c000 r5:c431e280 51290] [E x c e9p2t.7i7o3n6 3s0t] r4:c431e280 ck(0xc45b7fa8 to [0 x c 4952b.77f7818] [] (ksys_write) from [] (sys_write+0x18/0x1c) f0) # [ 91[. 9 5 69325.07]8 7732] r9:c693c000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:0000000a r4:0000000a fa0: [ 0 09020796688] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 0010 000[0 0 0 1902 .800060500040 Exception stack(0xc693dfa8 to 0xc693dff0) 01 b6e0c000 000[0 0 0 1902 .08010209] dfa0: 0000000a 0000000a 00000001 b6e43000 0000000a 00000000 00000 # [ 9[1 . 9 69425.3882]3381] dfc0: 0000000a 0000000a b6f8ae00 00000004 00000001 00000000 00020000 bed43a54 7fc0: 00000010 00000010 b6f53e00 00000004 00000001 00000000 00020000 beab2a54 # [ 91.972721] 7fe0: 00000004 beab2788 b6ec194f b6e47c66 # [ 91.977860] irq event stamp: 0 # [ 91.983804] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.992269] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 92.002644] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 92.013026] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.021508] ---[ end trace 1a3cba81bc0cf46f ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 92.891016] dfe0: 00000004 bed43788 b6ef894f b6e7ec66 [ 92.896079] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 92.902255] ---[ end trace 1a3cba81bc0cf470 ]--- # Segmentation fault # [ 92.373209] lkdtm: Performing direct entry EXCEPTION # [ 92.378539] 8<--- cut here --- # [ 92.384355] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 92.395484] pgd = 9121dd29 # [ 92.400862] [00000000] *pgd=00000000 # [ 92.407276] Internal error: Oops: 805 [#2] SMP ARM # [ 92.414904] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 92.446605] CPU: 3 PID: 930 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 92.456425] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.464788] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 92.471826] LR is at lkdtm_do_action+0x2c/0x4c # [ 92.478348] pc : [] lr : [] psr: a00e0013 # [ 92.486434] sp : c693de58 ip : c693de68 fp : c693de64 # [ 92.493393] r10: 0000000a r9 : c1acf7c4 r8 : c15e7d98 # [ 92.500354] r7 : c693df60 r6 : 0000000a r5 : c46c1000 r4 : 00000004 # [ 92.508532] r3 : 00000000 r2 : 10785ee8 r1 : ef7c05e0 r0 : c15e7db8 # [ 92.516880] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.525836] Control: 10c5387d Table: 16b6004a DAC: 00000051 # [ 92.533405] Process cat (pid: 930, stack limit = 0xc9a0c0e1) # [ 92.541057] Stack: (0xc693de58 to 0xc693e000) # [ 92.547239] de40: c693de74 c693de68 # [ 92.557411] de60: c0c2d498 c0c2dac8 c693de9c c693de78 c0c2d998 c0c2d478 c0c2d878 c431e280 # [ 92.567582] de80: b6e43000 0000000a c51e0000 c693df60 c693dec4 c693dea0 c07f4d18 c0c2d884 # [ 92.577668] dea0: 00000000 c431e280 b6e43000 c2816000 c693df60 c07f4cb4 c693df5c c693dec8 # [ 92.588010] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c693c000 # [ 92.598096] dee0: b6e43000 00020000 00000004 0000000a 0001fff6 c693dee0 00000001 b6e42000 # [ 92.608267] df00: c425fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.618352] df20: 00000000 00000000 c139f068 10785ee8 c205ca60 c431e280 c431e280 c693c000 # [ 92.628525] df40: b6e43000 00000000 00000000 00000004 c693df94 c693df60 c0598924 c0598290 # [ 92.638697] df60: 00000000 00000000 c693dfac 10785ee8 0000000a 0000000a b6f8ae00 00000004 # [ 92.648867] df80: c03002e4 c693c000 c693dfa4 c693df98 c05989b4 c05988bc 00000000 c693dfa8 # [ 92.658953] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e43000 0000000a 00000000 # [ 92.669211] dfc0: 0000000a 0000000a b6f8ae00 00000004 00000001 00000000 00020000 bed43a54 # [ 92.679296] dfe0: 00000004 bed43788 b6ef894f b6e7ec66 800e0030 00000001 00000000 00000000 # [ 92.689461] Backtrace: # [ 92.693828] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.704345] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.714521] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.724861] r9:c693df60 r8:c51e0000 r7:0000000a r6:b6e43000 r5:c431e280 r4:c0c2d878 # [ 92.734605] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.744857] r9:c07f4cb4 r8:c693df60 r7:c2816000 r6:b6e43000 r5:c431e280 r4:00000000 # [ 92.754595] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.763811] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c693c000 r5:c431e280 # [ 92.773630] r4:c431e280 # [ 92.777818] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.787032] r9:c693c000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:0000000a r4:0000000a # [ 92.796688] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.806504] Exception stack(0xc693dfa8 to 0xc693dff0) # [ 92.813209] dfa0: 0000000a 0000000a 00000001 b6e43000 0000000a 00000000 # [ 92.823381] dfc0: 0000000a 0000000a b6f8ae00 00000004 00000001 00000000 00020000 bed43a54 # [ 92.891016] dfe0: 00000004 bed43788 b6ef894f b6e7ec66 # [ 92.896079] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 92.902255] ---[ end trace 1a3cba81bc0cf470 ]--- # 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 [ 94.070357] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 94.075950] lkdtm: attempting good list addition [ 94.080727] lkdtm: attempting corrupted list addition [ 94.085820] lkdtm: list_add() corruption not detected! # [ 94.070357] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 94.075950] lkdtm: attempting good list addition # [ 94.080727] lkdtm: attempting corrupted list addition # [ 94.085820] 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 [ 94.438025] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 94.443693] lkdtm: attempting good list removal [ 94.448238] lkdtm: attempting corrupted list removal [ 94.453367] lkdtm: list_del() corruption not detected! # [ 94.438025] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 94.443693] lkdtm: attempting good list removal # [ 94.448238] lkdtm: attempting corrupted list removal # [ 94.453367] 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 [ 94.785801] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 94.792330] lkdtm: attempting bad read from page below current stack [ 94.798730] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 94.785801] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 94.792330] lkdtm: attempting bad read from page below current stack # [ 94.798730] 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 [ 95.134327] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 95.140785] lkdtm: attempting bad read from page above current stack [ 95.147150] lkdtm: FAIL: accessed page after stack! (byte: 4) # [ 95.134327] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 95.140785] lkdtm: attempting bad read from page above current stack # [ 95.147150] lkdtm: FAIL: accessed page after stack! (byte: 4) # 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 [ 95.498703] lkdtm: Performing direct entry UNSET_SMEP [ 95.504074] lkdtm: XFAIL: this test is x86_64-only # [ 95.498703] lkdtm: Performing direct entry UNSET_SMEP # [ 95.504074] 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 [ 95.826942] lkdtm: Performing direct entry DOUBLE_FAULT [ 95.832371] lkdtm: XFAIL: this test is ia32-only # [ 95.826942] lkdtm: Performing direct entry DOUBLE_FAULT # [ 95.832371] 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 [ 96.157652] lkdtm: Performing direct entry CORRUPT_PAC [ 96.162987] lkdtm: XFAIL: this test is arm64-only # [ 96.157652] lkdtm: Performing direct entry CORRUPT_PAC # [ 96.162987] 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 [ 96.494209] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 96.500737] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 96.494209] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 96.500737] 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 [ 97.212398] lkdtm: Performing direct entry READ_AFTER_FREE [ 97.217909] lkdtm: Value in memory before free: 12345678 [ 97.223343] lkdtm: Attempting bad read from freed memory [ 97.228667] lkdtm: Memory was not poisoned # [ 97.212398] lkdtm: Performing direct entry READ_AFTER_FREE # [ 97.217909] lkdtm: Value in memory before free: 12345678 # [ 97.223343] lkdtm: Attempting bad read from freed memory # [ 97.228667] 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 [ 97.745334] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 97.751620] lkdtm: Value in memory before free: 12345678 [ 97.756979] lkdtm: Attempting to read from freed memory [ 97.762258] lkdtm: Buddy page was not poisoned # [ 97.745334] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 97.751620] lkdtm: Value in memory before free: 12345678 # [ 97.756979] lkdtm: Attempting to read from freed memory # [ 97.762258] 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 [ 98.083568] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 98.089180] lkdtm: Attempting double slab free ... # [ 98.083568] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 98.089180] 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 [ 98.420883] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 98.426402] lkdtm: Attempting cross-cache slab free ... # [ 98.420883] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 98.426402] 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 [ 98.765978] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 98.771527] lkdtm: Attempting non-Slab slab free ... # [ 98.765978] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 98.771527] 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 [ 99.872914] lkdtm: Performing direct entry EXEC_DATA [ 99.877903] lkdtm: attempting ok execution at c0c2e208 [ 99.883147] lkdtm: attempting bad execution at c26f774c [ 99.888390] 8<--- cut here --- [ 99.891451] Unable to handle kernel paging request at virtual address c26f774c [ 99.898679] pgd = 19c9c5ce [ 99.901391] [c26f774c] *pgd=1261141e(bad) [ 99.905425] Internal error: Oops: 8000000d [#3] SMP ARM [ 99.910656] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 99.939692] CPU: 3 PID: 1773 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 99.947440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.953984] PC is at data_area+0x0/0x40 [ 99.957830] LR is at execute_location+0xa4/0xb4 [ 99.962366] pc : [] lr : [] psr: 600e0013 [ 99.968638] sp : c6eade38 ip : 00000027 fp : c6eade54 [ 99.973868] r10: 0000000a r9 : c1acf9a8 r8 : c15e7d98 [ 99.979097] r7 : c6eadf60 r6 : 00000001 r5 : c26f774c r4 : c0c2e208 [ 99.985627] r3 : 302ac264 r2 : 302ac264 r1 : ef7c05e4 r0 : 0000002b [ 99.992161] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 99.999300] Control: 10c5387d Table: 1691804a DAC: 00000051 [ 100.005052] Process cat (pid: 1773, stack limit = 0x3893e924) [ 100.010804] Stack: (0xc6eade38 to 0xc6eae000) [ 100.015169] de20: 0000001f c5ed9000 [ 100.023355] de40: 0000000a c6eadf60 c6eade64 c6eade58 c1389a4c c1389848 c6eade74 c6eade68 [ 100.031542] de60: c0c2d498 c1389a34 c6eade9c c6eade78 c0c2d998 c0c2d478 c0c2d878 c5809040 [ 100.039727] de80: b6e00000 0000000a c51e0000 c6eadf60 c6eadec4 c6eadea0 c07f4d18 c0c2d884 [ 100.047912] dea0: 00000000 c5809040 b6e00000 c2816000 c6eadf60 c07f4cb4 c6eadf5c c6eadec8 [ 100.056096] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c2d75924 c0598924 c6eac000 [ 100.064280] dee0: b6e00000 00020000 00000004 0000000a 0001fff6 c6eadee0 00000001 00000805 [ 100.072465] df00: c400db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.080651] df20: 00000000 00000000 c6eac000 302ac264 b6dff000 c5809040 c5809040 c6eac000 [ 100.088835] df40: b6e00000 00000000 00000000 00000004 c6eadf94 c6eadf60 c0598924 c0598290 [ 100.097020] df60: 00000000 00000000 c6eadfac 302ac264 0000000a 0000000a b6f47e00 00000004 [ 100.105205] df80: c03002e4 c6eac000 c6eadfa4 c6eadf98 c05989b4 c05988bc 00000000 c6eadfa8 [ 100.113390] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e00000 0000000a 00000000 [ 100.121574] dfc0: 0000000a 0000000a b6f47e00 00000004 00000001 00000000 00020000 be840a54 [ 100.129760] dfe0: 00000004 be840788 b6eb594f b6e3bc66 800e0030 00000001 00000000 00000000 [ 100.137940] Backtrace: [ 100.140404] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 100.148589] r7:c6eadf60 r6:0000000a r5:c5ed9000 r4:0000001f [ 100.154265] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.162366] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.170383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.178309] r9:c6eadf60 r8:c51e0000 r7:0000000a r6:b6e00000 r5:c5809040 r4:c0c2d878 [ 100.186066] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.193906] r9:c07f4cb4 r8:c6eadf60 r7:c2816000 r6:b6e00000 r5:c5809040 r4:00000000 [ 100.201658] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.208802] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c6eac000 r5:c5809040 [ 100.216636] r4:c5809040 [ 100.219182] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.226325] r9:c6eac000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000a r4:0000000a [ 100.234083] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.241657] Exception stack(0xc6eadfa8 to 0xc6eadff0) [ 100.246717] dfa0: 0000000a 0000000a 00000001 b6e00000 0000000a 00000000 [ 100.254904] dfc0: 0000000a 0000000a b6f47e00 00000004 00000001 00000000 00020000 be840a54 [ 100.263087] dfe0: 00000004 be840788 b6eb594f b6e3bc66 [ 100.268149] Code: 00000000 c5b940c0 c5b94180 c5b94240 (e1a0c00d) [ 100.274253] ---[ end trace 1a3cba81bc0cf471 ]--- # Segmentation fault # [ 99.872914] lkdtm: Performing direct entry EXEC_DATA # [ 99.877903] lkdtm: attempting ok execution at c0c2e208 # [ 99.883147] lkdtm: attempting bad execution at c26f774c # [ 99.888390] 8<--- cut here --- # [ 99.891451] Unable to handle kernel paging request at virtual address c26f774c # [ 99.898679] pgd = 19c9c5ce # [ 99.901391] [c26f774c] *pgd=1261141e(bad) # [ 99.905425] Internal error: Oops: 8000000d [#3] SMP ARM # [ 99.910656] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 99.939692] CPU: 3 PID: 1773 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 99.947440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.953984] PC is at data_area+0x0/0x40 # [ 99.957830] LR is at execute_location+0xa4/0xb4 # [ 99.962366] pc : [] lr : [] psr: 600e0013 # [ 99.968638] sp : c6eade38 ip : 00000027 fp : c6eade54 # [ 99.973868] r10: 0000000a r9 : c1acf9a8 r8 : c15e7d98 # [ 99.979097] r7 : c6eadf60 r6 : 00000001 r5 : c26f774c r4 : c0c2e208 # [ 99.985627] r3 : 302ac264 r2 : 302ac264 r1 : ef7c05e4 r0 : 0000002b # [ 99.992161] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.999300] Control: 10c5387d Table: 1691804a DAC: 00000051 # [ 100.005052] Process cat (pid: 1773, stack limit = 0x3893e924) # [ 100.010804] Stack: (0xc6eade38 to 0xc6eae000) # [ 100.015169] de20: 0000001f c5ed9000 # [ 100.023355] de40: 0000000a c6eadf60 c6eade64 c6eade58 c1389a4c c1389848 c6eade74 c6eade68 # [ 100.031542] de60: c0c2d498 c1389a34 c6eade9c c6eade78 c0c2d998 c0c2d478 c0c2d878 c5809040 # [ 100.039727] de80: b6e00000 0000000a c51e0000 c6eadf60 c6eadec4 c6eadea0 c07f4d18 c0c2d884 # [ 100.047912] dea0: 00000000 c5809040 b6e00000 c2816000 c6eadf60 c07f4cb4 c6eadf5c c6eadec8 # [ 100.056096] dec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c2d75924 c0598924 c6eac000 # [ 100.064280] dee0: b6e00000 00020000 00000004 0000000a 0001fff6 c6eadee0 00000001 00000805 # [ 100.072465] df00: c400db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.080651] df20: 00000000 00000000 c6eac000 302ac264 b6dff000 c5809040 c5809040 c6eac000 # [ 100.088835] df40: b6e00000 00000000 00000000 00000004 c6eadf94 c6eadf60 c0598924 c0598290 # [ 100.097020] df60: 00000000 00000000 c6eadfac 302ac264 0000000a 0000000a b6f47e00 00000004 # [ 100.105205] df80: c03002e4 c6eac000 c6eadfa4 c6eadf98 c05989b4 c05988bc 00000000 c6eadfa8 # [ 100.113390] dfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e00000 0000000a 00000000 # [ 100.121574] dfc0: 0000000a 0000000a b6f47e00 00000004 00000001 00000000 00020000 be840a54 # [ 100.129760] dfe0: 00000004 be840788 b6eb594f b6e3bc66 800e0030 00000001 00000000 00000000 # [ 100.137940] Backtrace: # [ 100.140404] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 100.148589] r7:c6eadf60 r6:0000000a r5:c5ed9000 r4:0000001f # [ 100.154265] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.162366] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.170383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.178309] r9:c6eadf60 r8:c51e0000 r7:0000000a r6:b6e00000 r5:c5809040 r4:c0c2d878 # [ 100.186066] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.193906] r9:c07f4cb4 r8:c6eadf60 r7:c2816000 r6:b6e00000 r5:c5809040 r4:00000000 # [ 100.201658] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.208802] r10:00000004 r9:00000000 [ 100.716046] lkdtm: Performing direct entry EXEC_STACK r8:00000000 r7:b6e00000 r6:c6eac0[ 100.722503] lkdtm: attempting ok execution at c0c2e208 00 r5:c5809040 # [ 100.216636] [ 100.730457] lkdtm: attempting bad execution at c6e93e0c r4:c5809040 # [[ 110000..7238478] 8<--- cut here --- 9182] [] (ksys[_ w1r0i.743621] Unable to handle kernel paging request at virtual address c6e93e0c te) from [] (sys_w[r i00.753191] pgd = 5ab87c28 te+0x18/0x1c) # [ 100.226325] [ 100.758413] [c6e93e0c] *pgd=16e1141e(bad) r9:c6eac000 r8:c03002e4 r7:000000 100.765294] Internal error: Oops: 8000000d [#4] SMP ARM 04 r6:b6f47e00 r5:0000000a r4:000[ 100.773289] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 0000a # [ 100.234083] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28)[ 100.824560] PC is at 0xc6e93e0c # [ 100.241657] Exception stack[ 100.830574] LR is at execute_location+0xa4/0xb4 (0xc6eadfa8 to 0xc6eadff0) # [[ 100.837956] pc : [] lr : [] psr: 600e0013 100.246717] dfa0: [ 1 0.846910] sp : c6e93de8 ip : 00000027 fp : c6e93e04 0000000a 0000000a [0 0 0100.854565] r10: 0000000b r9 : c1acf9b4 r8 : c15e7d98 0001 b6e00000 0000000a 00[0 0 0100.862304] r7 : c6e93f60 r6 : 00000001 r5 : c6e93e0c r4 : c0c2e208 00 # [ 100.254904] dfc0:[ 0 0100.871262] r3 : a42d273d r2 : a42d273d r1 : ef7ab5e4 r0 : 0000002b 0000a 0000000a b6f47e00 000000[0 100.880307] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000001 00000000 00020000 be[8 100.890132] Control: 10c5387d Table: 16dec04a DAC: 00000051 0a54 # [ 100.263087] dfe0: 00[0 100.898568] Process cat (pid: 1849, stack limit = 0x98b6aaa2) 00004 be840788 b6eb594f b6e3[b c 100.907001] Stack: (0xc6e93de8 to 0xc6e94000) 6 # [ 100.268149] Code: 0000000[ 100.913972] 3de0: c6e92000 c6a04000 0000000b c6e93f60 c6e93e64 c6e93e08 0 c5b940c0 c5b94180 c5b94240 (e1a[ 100.925010] 3e00: c1389a88 c1389848 c6e93e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 0c00d) # [ 100.274253] ---[ en[ 100.936051] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013374 e34c31b8 d trace 1a3cba81bc0cf471 ]--- # [ 100.947090] 3e40: e3a02040 e3a01d33 e5930018 a42d273d 0000000b 00000020 c6e93e74 c6e93e68 EXEC_DATA: missing 'call trace:':[ 100.958132] 3e60: c0c2d498 c1389a5c c6e93e9c c6e93e78 c0c2d998 c0c2d478 c0c2d878 c68bf180 [FAIL] not ok 30 selftests: lkd[ 100.969171] 3e80: b6e56000 0000000b c51e0000 c6e93f60 c6e93ec4 c6e93ea0 c07f4d18 c0c2d884 tm: EXEC_DATA.sh # exit=1 # self[ 100.980213] 3ea0: 00000000 c68bf180 b6e56000 c2816000 c6e93f60 c07f4cb4 c6e93f5c c6e93ec8 tests: lkdtm: EXEC_STACK.sh [ 100.991251] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6e92000 [ 101.001944] 3ee0: b6e56000 00020000 00000004 0000000b 0001fff5 c6e93ee0 00000001 b6e55000 [ 101.010151] 3f00: c42d17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.018359] 3f20: 00000000 00000000 c139f068 a42d273d c205ca60 c68bf180 c68bf180 c6e92000 [ 101.026567] 3f40: b6e56000 00000000 00000000 00000004 c6e93f94 c6e93f60 c0598924 c0598290 [ 101.034775] 3f60: 00000000 00000000 c6e93fac a42d273d 0000000b 0000000b b6f9de00 00000004 [ 101.042982] 3f80: c03002e4 c6e92000 c6e93fa4 c6e93f98 c05989b4 c05988bc 00000000 c6e93fa8 [ 101.051188] 3fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e56000 0000000b 00000000 [ 101.059395] 3fc0: 0000000b 0000000b b6f9de00 00000004 00000001 00000000 00020000 bef98a54 [ 101.067603] 3fe0: 00000004 bef98788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 [ 101.075797] Backtrace: [ 101.078295] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 101.086590] r7:c6e93f60 r6:0000000b r5:c6a04000 r4:c6e92000 [ 101.092294] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.100492] r4:00000020 [ 101.103061] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.111105] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.119052] r9:c6e93f60 r8:c51e0000 r7:0000000b r6:b6e56000 r5:c68bf180 r4:c0c2d878 [ 101.126835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.134694] r9:c07f4cb4 r8:c6e93f60 r7:c2816000 r6:b6e56000 r5:c68bf180 r4:00000000 [ 101.142470] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.149635] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6e92000 r5:c68bf180 [ 101.157484] r4:c68bf180 [ 101.160050] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.167215] r9:c6e92000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:0000000b r4:0000000b [ 101.174994] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.182584] Exception stack(0xc6e93fa8 to 0xc6e93ff0) [ 101.187664] 3fa0: 0000000b 0000000b 00000001 b6e56000 0000000b 00000000 [ 101.195871] 3fc0: 0000000b 0000000b b6f9de00 00000004 00000001 00000000 00020000 bef98a54 [ 101.204073] 3fe0: 00000004 bef98788 b6f0b94f b6e91c66 [ 101.209155] Code: c6e93e08 c1389a88 c1389848 c6e93e6c (e1a0c00d) [ 101.215281] ---[ end trace 1a3cba81bc0cf472 ]--- # Segmentation fault # [ 100.716046] lkdtm: Performing direct entry EXEC_STACK # [ 100.722503] lkdtm: attempting ok execution at c0c2e208 # [ 100.730457] lkdtm: attempting bad execution at c6e93e0c # [ 100.738478] 8<--- cut here --- # [ 100.743621] Unable to handle kernel paging request at virtual address c6e93e0c # [ 100.753191] pgd = 5ab87c28 # [ 100.758413] [c6e93e0c] *pgd=16e1141e(bad) # [ 100.765294] Internal error: Oops: 8000000d [#4] SMP ARM # [ 100.773289] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 100.805002] CPU: 2 PID: 1849 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 100.815596] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.824560] PC is at 0xc6e93e0c # [ 100.830574] LR is at execute_location+0xa4/0xb4 # [ 100.837956] pc : [] lr : [] psr: 600e0013 # [ 100.846910] sp : c6e93de8 ip : 00000027 fp : c6e93e04 # [ 100.854565] r10: 0000000b r9 : c1acf9b4 r8 : c15e7d98 # [ 100.862304] r7 : c6e93f60 r6 : 00000001 r5 : c6e93e0c r4 : c0c2e208 # [ 100.871262] r3 : a42d273d r2 : a42d273d r1 : ef7ab5e4 r0 : 0000002b # [ 100.880307] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.890132] Control: 10c5387d Table: 16dec04a DAC: 00000051 # [ 100.898568] Process cat (pid: 1849, stack limit = 0x98b6aaa2) # [ 100.907001] Stack: (0xc6e93de8 to 0xc6e94000) # [ 100.913972] 3de0: c6e92000 c6a04000 0000000b c6e93f60 c6e93e64 c6e93e08 # [ 100.925010] 3e00: c1389a88 c1389848 c6e93e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 100.936051] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013374 e34c31b8 # [ 100.947090] 3e40: e3a02040 e3a01d33 e5930018 a42d273d 0000000b 00000020 c6e93e74 c6e93e68 # [ 100.958132] 3e60: c0c2d498 c1389a5c c6e93e9c c6e93e78 c0c2d998 c0c2d478 c0c2d878 c68bf180 # [ 100.969171] 3e80: b6e56000 0000000b c51e0000 c6e93f60 c6e93ec4 c6e93ea0 c07f4d18 c0c2d884 # [ 100.980213] 3ea0: 00000000 c68bf180 b6e56000 c2816000 c6e93f60 c07f4cb4 c6e93f5c c6e93ec8 # [ 100.991251] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6e92000 # [ 101.001944] 3ee0: b6e56000 00020000 00000004 0000000b 0001fff5 c6e93ee0 00000001 b6e55000 # [ 101.010151] 3f00: c42d17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.018359] 3f20: 00000000 00000000 c139f068 a42d273d c205ca60 c68bf180 c68bf180 c6e92000 # [ 101.026567] 3f40: b6e56000 00000000 00000000 00000004 c6e93f94 c6e93f60 c0598924 c0598290 # [ 101.034775] 3f60: 00000000 00000000 c6e93fac a42d273d 0000000b 0000000b b6f9de00 00000004 # [ 101.042982] 3f80: c03002e4 c6e92000 c6e93fa4 c6e93f98 c05989b4 c05988bc 00000000 c6e93fa8 # [ 101.051188] 3fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e56000 0000000b 00000000 # [ 101.059395] 3fc0: 0000000b 0000000b b6f9de00 00000004 00000001 00000000 00020000 bef98a54 # [ 101.067603] 3fe0: 00000004 bef98788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 # [ 101.075797] Backtrace: # [ 101.078295] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 101.086590] r7:c6e93f60 r6:0000000b r5:c6a04000 r4:c6e92000 # [ 101.092294] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.100492] r4:00000020 # [ 101.103061] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.111105] [] (direct_entry) from [] (full_proxy_write+0x6[ 101.664357] lkdtm: Performing direct entry EXEC_KMALLOC 4/0x94) # [ 101.119052] r9:c6e[ 101.670408] lkdtm: attempting ok execution at c0c2e208 93f60 r8:c51e0000 r7:0000[0 0 01b1.678364] lkdtm: attempting bad execution at c6d90740 r6:b6e56000 r5:c68bf180 r4:c0c2d[ 101.686174] 8<--- cut here --- 878 # [ 101.12[6 8 3150]1 .[6<91945] Unable to handle kernel paging request at virtual address c6d90740 07f4cb4>] [( f u1l0l1_.p7r0o1x2y49] pgd = b54fd155 write) from [] (vfs[_ w101.705779] [c6d90740] *pgd=16c1141e(bad) rite+0x10c/0x524)[ #1 0[1 . 712396] Internal error: Oops: 8000000d [#5] SMP ARM 01.134694] r9:c07f4cb4 r8:c6e93f[ 101.719700] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 60 r7:c2816000 r6:[b 6 e150610.0751404] CPU: 3 PID: 1928 Comm: cat Tainted: G D W 5.10.135-cip13 #1 r5:c68bf[1 8 01 0r14.:7060103000] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000 # [ 101.1424[7 0 ]1 0[1<.c769576] PC is at 0xc6d90740 598284>] (vfs_write) f[r o m1 0[1.774889] LR is at execute_location+0xa4/0xb4 c0598924>][ ( 1k0s1y.s7_8w1r7i5t] pc : [] lr : [] psr: 600e0013 e+0x74/0x[e c )10 1#. 7[8 9 7150] sp : c6dc1e30 ip : c6dc1d38 fp : c6dc1e4c 1.149635[] 1r0110.:70906070105] r10: 0000000d r9 : c1acf9c0 r8 : c15e7d98 04 r9:000000[0 01 0r18.:800030606] r7 : c6dc1f60 r6 : 00000001 r5 : c6d90740 r4 : c0c2e208 0000 r7:b[6 e 5160010.08 1r260:2c] r3 : 022b0080 r2 : 022b0080 r1 : ef7c05e0 r0 : 0000002b 6e92000 r5:c[6 8 b1f0118.082 0#287] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 101.157[4 8140]1 . 8r249:3c26] Control: 10c5387d Table: 16f3404a DAC: 00000051 8bf180 #[ [ 1 0110.18.31668000] Process cat (pid: 1928, stack limit = 0x572da64f) 50] [1]. 8(4k4s2y89] Stack: (0xc6dc1e30 to 0xc6dc2000) _write) from [50472] 1e20: c6d90740 c5ed9000 0000000d c6dc1f60 (sys_write+0x18/0[x 1 c1)01 .#860731] 1e40: c6dc1e64 c6dc1e50 c0c2e258 c1389848 00000021 c5ed9000 c6dc1e74 c6dc1e68 [ 101.167215] [ r 91:0c16.e8972076] 1e60: c0c2d498 c0c2e22c c6dc1e9c c6dc1e78 c0c2d998 c0c2d478 c0c2d878 c5808280 000 r8:c03002[e 4 1r071:.080801046] 1e80: b6e26000 0000000d c51e0000 c6dc1f60 c6dc1ec4 c6dc1ea0 c07f4d18 c0c2d884 0004 r6:b6f9de[0 0 1r051:.080901333] 1ea0: 00000000 c5808280 b6e26000 c2816000 c6dc1f60 c07f4cb4 c6dc1f5c c6dc1ec8 000b r4:0000000b[ # 1[0 1 .1901506] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6dc0000 1.174994] [1]. 9(11764] 1ee0: b6e26000 00020000 00000004 0000000d 0001fff3 c6dc1ee0 00000001 b6e25000 ys_write) from[ [ <1c0013.090202021] 1f00: c4016a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0>] (ret_fast_sys[c a l1l0+10.x902194] 1f20: 00000000 00000000 c139f068 022b0080 c205ca60 c5808280 c5808280 c6dc0000 /0x28) # [ 101[. 1 8120518.49]42453] 1f40: b6e26000 00000000 00000000 00000004 c6dc1f94 c6dc1f60 c0598924 c0598290 Exception stack[( 0 x1c061e.9935f712] 1f60: 00000000 00000000 c6dc1fac 022b0080 0000000d 0000000d b6f6de00 00000004 a8 to 0xc6e93ff[0 ) 1 0#1 .[9 6 883] 1f80: c03002e4 c6dc0000 c6dc1fa4 c6dc1f98 c05989b4 c05988bc 00000000 c6dc1fa8 101.187664] 3fa[0 : 1 0 1 . 9 7 055] 1fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e26000 0000000d 00000000 000[0 0 0100b1 .09080227] 1fc0: 0000000d 0000000d b6f6de00 00000004 00000001 00000000 00020000 beeeba54 0000b 00000001 [b 6 e150610.0909 398] 1fe0: 00000004 beeeb788 b6edb94f b6e61c66 800e0030 00000001 00000000 00000000 0000000b 00000[0 0 010 2#. 0[0 3563] Backtrace: 101.195871] 3fc0: 0000000b 000000[ 102.008022] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 0b b6f9de00 00[0 0 0100024. 00109310] r7:c6dc1f60 r6:0000000d r5:c5ed9000 r4:c6d90740 00001 00000000 0002000[0 b1e0f2.026969] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 8a54 # [[ 110012..20034706753] r5:c5ed9000 r4:00000021 ] 3fe0: 00000004 bef[9 8 718082 .042970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 6f0b94f b6e91c66 # [ 10[1 . 2102.053232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 9155] Code: c[6 e 9130e20.80 6c3171] r9:c6dc1f60 r8:c51e0000 r7:0000000d r6:b6e26000 r5:c5808280 r4:c0c2d878 389a88 c1389848 c6e93[e 6 c1 0(2e073228] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 1a0c00d) # [ 1[0 1 .120125.2083310] r9:c07f4cb4 r8:c6dc1f60 r7:c2816000 r6:b6e26000 r5:c5808280 r4:00000000 1] ---[ end trac[e 11a032c.b0a93134] [] (vfs_write) from [] (ksys_write+0x74/0xec) 1bc0cf472 ]---[ #1 0E2X.E1C0_2349] r10:00000004 r9:00000000 r8:00000000 r7:b6e26000 r6:c6dc0000 r5:c5808280 TACK: m[i s s1i0n2g. 1'1c2a1l6l8 r4:c5808280 trace:': [FAIL] n[o t 1o0k2 .3116357] [] (ksys_write) from [] (sys_write+0x18/0x1c) selftests: lk[d t m1:0 2E.X1E2C5658] r9:c6dc0000 r8:c03002e4 r7:00000004 r6:b6f6de00 r5:0000000d r4:0000000d STACK.sh # exit=1 [# s1e0l2f.t35398] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ests: lk[d t m1:0 2E.X1E4C5_1K2M8] Exception stack(0xc6dc1fa8 to 0xc6dc1ff0) LLOC.sh [ 102.151917] 1fa0: 0000000d 0000000d 00000001 b6e26000 0000000d 00000000 [ 102.160875] 1fc0: 0000000d 0000000d b6f6de00 00000004 00000001 00000000 00020000 beeeba54 [ 102.169058] 1fe0: 00000004 beeeb788 b6edb94f b6e61c66 [ 102.174118] Code: 00160017 efe92aa0 efe92ac0 efe92ae0 (e1a0c00d) [ 102.180221] ---[ end trace 1a3cba81bc0cf473 ]--- # Segmentation fault # [ 101.664357] lkdtm: Performing direct entry EXEC_KMALLOC # [ 101.670408] lkdtm: attempting ok execution at c0c2e208 # [ 101.678364] lkdtm: attempting bad execution at c6d90740 # [ 101.686174] 8<--- cut here --- # [ 101.691945] Unable to handle kernel paging request at virtual address c6d90740 # [ 101.701249] pgd = b54fd155 # [ 101.705779] [c6d90740] *pgd=16c1141e(bad) # [ 101.712396] Internal error: Oops: 8000000d [#5] SMP ARM # [ 101.719700] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 101.751404] CPU: 3 PID: 1928 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 101.761309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.769576] PC is at 0xc6d90740 # [ 101.774889] LR is at execute_location+0xa4/0xb4 # [ 101.781755] pc : [] lr : [] psr: 600e0013 # [ 101.789755] sp : c6dc1e30 ip : c6dc1d38 fp : c6dc1e4c # [ 101.796715] r10: 0000000d r9 : c1acf9c0 r8 : c15e7d98 # [ 101.803676] r7 : c6dc1f60 r6 : 00000001 r5 : c6d90740 r4 : c0c2e208 # [ 101.812024] r3 : 022b0080 r2 : 022b0080 r1 : ef7c05e0 r0 : 0000002b # [ 101.820287] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.829328] Control: 10c5387d Table: 16f3404a DAC: 00000051 # [ 101.836808] Process cat (pid: 1928, stack limit = 0x572da64f) # [ 101.844289] Stack: (0xc6dc1e30 to 0xc6dc2000) # [ 101.850472] 1e20: c6d90740 c5ed9000 0000000d c6dc1f60 # [ 101.860731] 1e40: c6dc1e64 c6dc1e50 c0c2e258 c1389848 00000021 c5ed9000 c6dc1e74 c6dc1e68 # [ 101.871076] 1e60: c0c2d498 c0c2e22c c6dc1e9c c6dc1e78 c0c2d998 c0c2d478 c0c2d878 c5808280 # [ 101.881246] 1e80: b6e26000 0000000d c51e0000 c6dc1f60 c6dc1ec4 c6dc1ea0 c07f4d18 c0c2d884 # [ 101.891333] 1ea0: 00000000 c5808280 b6e26000 c2816000 c6dc1f60 c07f4cb4 c6dc1f5c c6dc1ec8 # [ 101.901506] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6dc0000 # [ 101.911764] 1ee0: b6e26000 00020000 00000004 0000000d 0001fff3 c6dc1ee0 00000001 b6e25000 # [ 101.922021] 1f00: c4016a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.932194] 1f20: 00000000 00000000 c139f068 022b0080 c205ca60 c5808280 c5808280 c6dc0000 # [ 101.942453] 1f40: b6e26000 00000000 00000000 00000004 c6dc1f94 c6dc1f60 c0598924 c0598290 # [ 101.952712] 1f60: 00000000 00000000 c6dc1fac 022b0080 0000000d 0000000d b6f6de00 00000004 # [ 101.962883] 1f80: c03002e4 c6dc0000 c6dc1fa4 c6dc1f98 c05989b4 c05988bc 00000000 c6dc1fa8 # [ 101.973055] 1fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e26000 0000000d 00000000 # [ 101.983227] 1fc0: 0000000d 0000000d b6f6de00 00000004 00000001 00000000 00020000 beeeba54 # [ 101.993398] 1fe0: 00000004 beeeb788 b6edb94f b6e61c66 800e0030 00000001 00000000 00000000 # [ 102.003563] Backtrace: # [ 102.008022] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 102.019310] r7:c6dc1f60 r6:0000000d r5:c5ed9000 r4:c6d90740 # [ 102.026969] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.037653] r5:c5ed9000 r4:00000021 # [ 102.042970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.053232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.063571] r9:c6dc1f60 r8:c51e0000 r7:0000000d r6:b6e26000 r5:c5808280 r4:c0c2d878 # [ 102.073228] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.083310] r9:c07f4cb4 r8:c6dc1f60 r7:c2816000 r6:b6e26000 r[ 102.597938] lkdtm: Performing direct entry EXEC_VMALLOC 5:c5808280 r4:00000000 # [ 102.[ 102.605211] lkdtm: attempting ok execution at c0c2e208 093134] [] (vfs_write) [ 102.613072] lkdtm: attempting bad execution at f096c000 from [] (ksys_write+0x7[ 102.621271] 8<--- cut here --- 4/0xec) # [ 102.102349] r10:00[ 102.627150] Unable to handle kernel paging request at virtual address f096c000 000004 r9:00000000 r8:00000000 r7[ 102.637273] pgd = b7145bf8 :b6e26000 r6:c6dc0000 r5:c5808280[ 102.642953] [f096c000] *pgd=1294b811, *pte=494ac65f, *ppte=494ac45f # [ 102.112168] r4:c5808280 [ 102.652047] Internal error: Oops: 8000000f [#6] SMP ARM [ 102.660093] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 102.689132] CPU: 0 PID: 2005 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 102.696880] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.703419] PC is at 0xf096c000 [ 102.706575] LR is at execute_location+0xa4/0xb4 [ 102.711110] pc : [] lr : [] psr: 600e0013 [ 102.717381] sp : c6dc3e30 ip : c6dc3d38 fp : c6dc3e4c [ 102.722610] r10: 0000000d r9 : c1acf9d0 r8 : c15e7d98 [ 102.727840] r7 : c6dc3f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 [ 102.734372] r3 : 2748fb28 r2 : 2748fb28 r1 : ef7815e0 r0 : 0000002b [ 102.740905] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.748045] Control: 10c5387d Table: 1695404a DAC: 00000051 [ 102.753797] Process cat (pid: 2005, stack limit = 0xa21bf2c8) [ 102.759549] Stack: (0xc6dc3e30 to 0xc6dc4000) [ 102.763916] 3e20: f096c000 c6be2000 0000000d c6dc3f60 [ 102.772102] 3e40: c6dc3e64 c6dc3e50 c0c2e28c c1389848 00000022 c6be2000 c6dc3e74 c6dc3e68 [ 102.780287] 3e60: c0c2d498 c0c2e270 c6dc3e9c c6dc3e78 c0c2d998 c0c2d478 c0c2d878 c425fb80 [ 102.788472] 3e80: b6df1000 0000000d c51e0000 c6dc3f60 c6dc3ec4 c6dc3ea0 c07f4d18 c0c2d884 [ 102.796656] 3ea0: 00000000 c425fb80 b6df1000 c2816000 c6dc3f60 c07f4cb4 c6dc3f5c c6dc3ec8 [ 102.804841] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c5cd4b64 c0598924 c6dc2000 [ 102.813027] 3ee0: b6df1000 00020000 00000004 0000000d 0001fff3 c6dc3ee0 00000001 00000805 [ 102.821211] 3f00: c683fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.829399] 3f20: 00000000 00000000 c6dc2000 2748fb28 b6df0000 c425fb80 c425fb80 c6dc2000 [ 102.837584] 3f40: b6df1000 00000000 00000000 00000004 c6dc3f94 c6dc3f60 c0598924 c0598290 [ 102.845770] 3f60: 00000000 00000000 c6dc3fac 2748fb28 0000000d 0000000d b6f38e00 00000004 [ 102.853955] 3f80: c03002e4 c6dc2000 c6dc3fa4 c6dc3f98 c05989b4 c05988bc 00000000 c6dc3fa8 [ 102.862139] 3fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6df1000 0000000d 00000000 [ 102.870323] 3fc0: 0000000d 0000000d b6f38e00 00000004 00000001 00000000 00020000 bee5da54 [ 102.878508] 3fe0: 00000004 bee5d788 b6ea694f b6e2cc66 800e0030 00000001 00000000 00000000 [ 102.886688] Backtrace: [ 102.889160] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 102.897607] r7:c6dc3f60 r6:0000000d r5:c6be2000 r4:f096c000 [ 102.903279] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.911634] r5:c6be2000 r4:00000022 [ 102.915221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.923239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.931164] r9:c6dc3f60 r8:c51e0000 r7:0000000d r6:b6df1000 r5:c425fb80 r4:c0c2d878 [ 102.938920] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.946758] r9:c07f4cb4 r8:c6dc3f60 r7:c2816000 r6:b6df1000 r5:c425fb80 r4:00000000 [ 102.954511] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.961654] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c6dc2000 r5:c425fb80 [ 102.969488] r4:c425fb80 [ 102.972033] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.979176] r9:c6dc2000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:0000000d r4:0000000d [ 102.986931] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.994506] Exception stack(0xc6dc3fa8 to 0xc6dc3ff0) [ 102.999564] 3fa0: 0000000d 0000000d 00000001 b6df1000 0000000d 00000000 [ 103.007748] 3fc0: 0000000d 0000000d b6f38e00 00000004 00000001 00000000 00020000 bee5da54 [ 103.015930] 3fe0: 00000004 bee5d788 b6ea694f b6e2cc66 [ 103.020994] Code: bad PC value # [ 102.116357] [] (ks[ 103.024139] ---[ end trace 1a3cba81bc0cf474 ]--- ys_write) from [] (sys_write+0x18/0x1c) # [ 102.125658] r9:c6dc0000 r8:c03002e4 r7:00000004 r6:b6f6de00 r5:0000000d r4:0000000d # [ 102.135398] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.145128] Exception stack(0xc6dc1fa8 to 0xc6dc1ff0) # [ 102.151917] 1fa0: 0000000d 0000000d 00000001 b6e26000 0000000d 00000000 # [ 102.160875] 1fc0: 0000000d 0000000d b6f6de00 00000004 00000001 00000000 00020000 beeeba54 # [ 102.169058] 1fe0: 00000004 beeeb788 b6edb94f b6e61c66 # [ 102.174118] Code: 00160017 efe92aa0 efe92ac0 efe92ae0 (e1a0c00d) # [ 102.180221] ---[ end trace 1a3cba81bc0cf473 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 102.597938] lkdtm: Performing direct entry EXEC_VMALLOC # [ 102.605211] lkdtm: attempting ok execution at c0c2e208 # [ 102.613072] lkdtm: attempting bad execution at f096c000 # [ 102.621271] 8<--- cut here --- # [ 102.627150] Unable to handle kernel paging request at virtual address f096c000 # [ 102.637273] pgd = b7145bf8 # [ 102.642953] [f096c000] *pgd=1294b811, *pte=494ac65f, *ppte=494ac45f # [ 102.652047] Internal error: Oops: 8000000f [#6] SMP ARM # [ 102.660093] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 102.689132] CPU: 0 PID: 2005 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 102.696880] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.703419] PC is at 0xf096c000 # [ 102.706575] LR is at execute_location+0xa4/0xb4 # [ 102.711110] pc : [] lr : [] psr: 600e0013 # [ 102.717381] sp : c6dc3e30 ip : c6dc3d38 fp : c6dc3e4c # [ 102.722610] r10: 0000000d r9 : c1acf9d0 r8 : c15e7d98 # [ 102.727840] r7 : c6dc3f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 # [ 102.734372] r3 : 2748fb28 r2 : 2748fb28 r1 : ef7815e0 r0 : 0000002b # [ 102.740905] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.748045] Control: 10c5387d Table: 1695404a DAC: 00000051 # [ 102.753797] Process cat (pid: 2005, stack limit = 0xa21bf2c8) # [ 102.759549] Stack: (0xc6dc3e30 to 0xc6dc4000) # [ 102.763916] 3e20: f096c000 c6be2000 0000000d c6dc3f60 # [ 102.772102] 3e40: c6dc3e64 c6dc3e50 c0c2e28c c1389848 00000022 c6be2000 c6dc3e74 c6dc3e68 # [ 102.780287] 3e60: c0c2d498 c0c2e270 c6dc3e9c c6dc3e78 c0c2d998 c0c2d478 c0c2d878 c425fb80 # [ 102.788472] 3e80: b6df1000 0000000d c51e0000 c6dc3f60 c6dc3ec4 c6dc3ea0 c07f4d18 c0c2d884 # [ 102.796656] 3ea0: 00000000 c425fb80 b6df1000 c2816000 c6dc3f60 c07f4cb4 c6dc3f5c c6dc3ec8 # [ 102.804841] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c5cd4b64 c0598924 c6dc2000 # [ 102.813027] 3ee0: b6df1000 00020000 00000004 0000000d 0001fff3 c6dc3ee0 00000001 00000805 # [ 102.821211] 3f00: c683fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.829399] 3f20: 00000000 00000000 c6dc2000 2748fb28 b6df0000 c425fb80 c425fb80 c6dc2000 # [ 102.837584] 3f40: b6df1000 00000000 00000000 00000004 c6dc3f94 c6dc3f60 c0598924 c0598290 # [ 102.845770] 3f60: 00000000 00000000 c6dc3fac 2748fb28 0000000d 0000000d b6f38e00 00000004 # [ 102.853955] 3f80: c03002e4 c6dc2000 c6dc3fa4 c6dc3f98 c05989b4 c05988bc 00000000 c6dc3fa8 # [ 102.862139] 3fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6df1000 0000000d 00000000 # [ 102.870323] 3fc0: 0000000d 0000000d b6f38e00 00000004 00000001 00000000 00020000 bee5da54 # [ 102.878508] 3fe0: 00000004 bee5d788 b6ea694f b6e2cc66 800e0030 00000001 00000000 00000000 # [ 102.886688] Backtrace: # [ 102.889160] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 102.897607] r7:c6dc3f60 r6:0000000d r5:c6be2000 r4:f096c000 # [ 102.903279] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.911634] r5:c6be2000 r4:00000022 # [ 102.915221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.923239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.931164] r9:c6dc3f60 r8:c51e0000 r7:0000000d r6:b6df1000 r5:c425fb80 r4:c0c2d878 # [ 102.938920] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.946758] r9:c07f4cb4 r8:c6dc3f60 r7:c2816000 r6:b6df1000 r5:c425fb80 r4:00000000 # [ 102.954511] [] (vfs_write) from [] (ksys_write[+ 0 x17043/.088120] lkdtm: attempting ok execution at c0c2e208 xec) # [ 102.961654] r10:00000[ 103.495497] lkdtm: attempting bad execution at c15e8034 004 r9:00000000 r8:00000000 r7:b6[ 103.503629] 8<--- cut here --- df1000 r6:c6dc2000[ r 51:0c3.4529449] Unable to handle kernel paging request at virtual address c15e8034 5fb80 # [[ 110032..5916897458] pgd = 681b0111 8] r4:c425fb80 # [ 102.97[2 0 103.523196] [c15e8034] *pgd=1141941e(bad) 3] [] (ksy[s _ w1r0i3t.529815] Internal error: Oops: 8000000d [#7] SMP ARM ) from [] (sys_write+0x[ 103.537291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 18/0x1c) # [ 102.[9 7 9110736.]68995] CPU: 2 PID: 2082 Comm: cat Tainted: G D W 5.10.135-cip13 #1 r9:c6[d c 2100030. 5r788:9c0003 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 002e4 r7:00000004 r6:[b 6 f13083e587086] PC is at lkdtm_rodata_do_nothing+0x0/0x10 00 r5:0000000d r[4 : 0100030.05094389] LR is at execute_location+0xa4/0xb4 d # [ 1[0 2 .10938.66903019]9 7] pc : [] lr : [] psr: 600e0013 ] 1(0s3y.s6_0w8r9i9t] sp : c6dabe38 ip : c6dabd40 fp : c6dabe54 e) from [[ < c100330.0601c509>5]7] r10: 0000000c r9 : c1acf9e0 r8 : c15e7d98 (ret_fast[_ s y1s03c.a6l2l2+901x8] r7 : c6dabf60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 /0x28) # [ [ 1 0120.39.9643510181] r3 : 47252439 r2 : 47252439 r1 : ef7ab5e0 r0 : 0000002b ] Exception [s t a1c0k3(.06x3c96617] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none c3fa8 to 0[x c 61d0c33.f6f408)659] Control: 10c5387d Table: 16c0804a DAC: 00000051 # [ 102.99[9 5 6140]3 .36f5a62026] Process cat (pid: 2082, stack limit = 0xc85b168d) [ 1 0 3 . 6 6 307092] Stack: (0xc6dabe38 to 0xc6dac000) 0000d 00000[0 0 d1 0030.0606090904] be20: 00000023 c6c8a000 1 b6df1000 0000000d [0 0 0100030.679973] be40: 0000000c c6dabf60 c6dabe64 c6dabe58 c1389ac8 c1389848 c6dabe74 c6dabe68 0 # [ 103.007[7 4 81]0 33.f6c90402] be60: c0c2d498 c1389ab0 c6dabe9c c6dabe78 c0c2d998 c0c2d478 c0c2d878 c580bb80 : 0000000d 000000[0 d 1b063f.3780575] be80: b6dc3000 0000000c c51e0000 c6dabf60 c6dabec4 c6dabea0 c07f4d18 c0c2d884 e00 00000004 00[0 0 0100031. 7010832] bea0: 00000000 c580bb80 b6dc3000 c2816000 c6dabf60 c07f4cb4 c6dabf5c c6dabec8 000000 0002000[ 0 1b0e3e.57d2a1503] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6daa000 4 # [ 103.0[1 5 913003]. 733f1e88] bee0: b6dc3000 00020000 00000004 0000000c 0001fff4 c6dabee0 00000001 b6dc2000 0: 00000004 [b e e150d37.8784 1b173] bf00: c4016140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ea694f b6e2cc6[6 1#0 3[. 7 511260] bf20: 00000000 00000000 c139f068 47252439 c205ca60 c580bb80 c580bb80 c6daa000 3.020994] Code: b[a d 1P0C3 .v7a1433] bf40: b6dc3000 00000000 00000000 00000004 c6dabf94 c6dabf60 c0598924 c0598290 lue # [ 103[. 0 2140133.97]7 1-90] bf60: 00000000 00000000 c6dabfac 47252439 0000000c 0000000c b6f0ae00 00000004 --[ end trace [1 a 31c0b3a.8718b1776] bf80: c03002e4 c6daa000 c6dabfa4 c6dabf98 c05989b4 c05988bc 00000000 c6dabfa8 0cf474 ]--- # [E X E1C0_3V.M7A9L946] bfa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 LOC: missing 'c[a l l1 0t3r.a8c0e119] bfc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 befdba54 :': [FAIL] not [o k 13033 .s8e12291] bfe0: 00000004 befdb788 b6e7894f b6dfec66 800e0030 00000001 00000000 00000000 ftests: lkdtm: [E X E1C0_3V.M8A2L543] Backtrace: LOC.sh # exit=1 # sel[f t e1s0t3.826994] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) : lkdtm: EXEC_[R O D1A0T3A..8s3h7683] r7:c6dabf60 r6:0000000c r5:c6c8a000 r4:00000023 [ 103.845346] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.853690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.861709] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.869635] r9:c6dabf60 r8:c51e0000 r7:0000000c r6:b6dc3000 r5:c580bb80 r4:c0c2d878 [ 103.877392] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.885230] r9:c07f4cb4 r8:c6dabf60 r7:c2816000 r6:b6dc3000 r5:c580bb80 r4:00000000 [ 103.892983] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.900125] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c6daa000 r5:c580bb80 [ 103.907958] r4:c580bb80 [ 103.910501] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.917643] r9:c6daa000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000000c r4:0000000c [ 103.925398] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.932970] Exception stack(0xc6dabfa8 to 0xc6dabff0) [ 103.938029] bfa0: 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 [ 103.946215] bfc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 befdba54 [ 103.954396] bfe0: 00000004 befdb788 b6e7894f b6dfec66 [ 103.959458] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 103.965561] ---[ end trace 1a3cba81bc0cf475 ]--- # Segmentation fault # [ 103.482754] lkdtm: Performing direct entry EXEC_RODATA # [ 103.488120] lkdtm: attempting ok execution at c0c2e208 # [ 103.495497] lkdtm: attempting bad execution at c15e8034 # [ 103.503629] 8<--- cut here --- # [ 103.509449] Unable to handle kernel paging request at virtual address c15e8034 # [ 103.518752] pgd = 681b0111 # [ 103.523196] [c15e8034] *pgd=1141941e(bad) # [ 103.529815] Internal error: Oops: 8000000d [#7] SMP ARM # [ 103.537291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 103.568995] CPU: 2 PID: 2082 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 103.578900] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.587086] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 103.594389] LR is at execute_location+0xa4/0xb4 # [ 103.600997] pc : [] lr : [] psr: 600e0013 # [ 103.608997] sp : c6dabe38 ip : c6dabd40 fp : c6dabe54 # [ 103.615957] r10: 0000000c r9 : c1acf9e0 r8 : c15e7d98 # [ 103.622918] r7 : c6dabf60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 # [ 103.631181] r3 : 47252439 r2 : 47252439 r1 : ef7ab5e0 r0 : 0000002b # [ 103.639617] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.648659] Control: 10c5387d Table: 16c0804a DAC: 00000051 # [ 103.656226] Process cat (pid: 2082, stack limit = 0xc85b168d) # [ 103.663792] Stack: (0xc6dabe38 to 0xc6dac000) # [ 103.669974] be20: 00000023 c6c8a000 # [ 103.679973] be40: 0000000c c6dabf60 c6dabe64 c6dabe58 c1389ac8 c1389848 c6dabe74 c6dabe68 # [ 103.690402] be60: c0c2d498 c1389ab0 c6dabe9c c6dabe78 c0c2d998 c0c2d478 c0c2d878 c580bb80 # [ 103.700575] be80: b6dc3000 0000000c c51e0000 c6dabf60 c6dabec4 c6dabea0 c07f4d18 c0c2d884 # [ 103.710832] bea0: 00000000 c580bb80 b6dc3000 c2816000 c6dabf60 c07f4cb4 c6dabf5c c6dabec8 # [ 103.721003] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6daa000 # [ 103.731088] bee0: b6dc3000 00020000 00000004 0000000c 0001fff4 c6dabee0 00000001 b6dc2000 # [ 103.741173] bf00: c4016140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.751260] bf20: 00000000 00000000 c139f068 47252439 c205ca60 c580bb80 c580bb80 c6daa000 # [ 103.761433] bf40: b6dc3000 00000000 00000000 00000004 c6dabf94 c6dabf60 c0598924 c0598290 # [ 103.771690] bf60: 00000000 00000000 c6dabfac 47252439 0000000c 0000000c b6f0ae00 00000004 # [ 103.781776] bf80: c03002e4 c6daa000 c6dabfa4 c6dabf98 c05989b4 c05988bc 00000000 c6dabfa8 # [ 103.791946] bfa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 # [ 103.802119] bfc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 befdba54 # [ 103.812291] bfe0: 00000004 befdb788 b6e7894f b6dfec66 800e0030 00000001 00000000 00000000 # [ 103.822543] Backtrace: # [ 103.826994] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 103.837683] r7:c6dabf60 r6:0000000c r5:c6c8a000 r4:00000023 # [ 103.845346] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.853690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.861709] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.869635] r9:c6dabf60 r8:c51e0000 r7:0000000c r6:b6dc3000 r5:c580bb80 r4:c0c2d878 # [ 103.877392] [] (full_proxy_write) from [] (vfs_write+0x10c/0x52[ 104.393622] lkdtm: Performing direct entry EXEC_USERSPACE 4) # [ 103.885230] r9:c07f4cb4[ 104.401447] lkdtm: attempting ok execution at c0c2e208 r8:c6dabf60 r7:c2816000 r6:b6dc3[ 104.409432] lkdtm: attempting bad execution at b6f6e000 000 r5:c580bb80 r4:00000000 # [ [ 104.417652] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f6e000 103.892983] [] (v[f s 104.427469] Internal error: : b [#8] SMP ARM write) from [] (ksys_wr[ 104.434333] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 ite+0x74/0xec) # [ 103.[9 0 0114.466033] CPU: 2 PID: 2158 Comm: cat Tainted: G D W 5.10.135-cip13 #1 25] r10:000000[0 4 10r49.:40706195] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000 r8:00000000 r[7 : b160d4c.384719] PC is at 0xb6f6e000 000 r6:c6daa000 r5:c580bb80 # [ 104.490034] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 103.907958] r4[: c 518004b.b4897672] pc : [] lr : [] psr: 600e0013 # [ 103.91[0 5 0110]4 .[5<0c6016] sp : c6b11e48 ip : c6b11d50 fp : c6b11e64 5988b0>] (k[s y s1_04w.r5i1t3e1)44] r10: 0000000f r9 : c1acf9ec r8 : c15e7d98 from [ ]1 0(4s.y5s2_0188] r7 : c6b11f60 r6 : 0000000f r5 : c6ba0000 r4 : b6f6e000 rite+0x18/0x1[c ) 1 0#4 .[5 2 8107] r3 : 7dbd6ce4 r2 : 7dbd6ce4 r1 : ef7ab5e0 r0 : 0000002b 03.917643] r9:c6d[a a 010004 .r537141] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none :c03002e4 r7:0000[0 0 0140 4r.65:6440] Control: 10c5387d Table: 1684404a DAC: 00000051 b6f0ae00 r5:0000000[c r1404:.0554265] Process cat (pid: 2158, stack limit = 0x82cd369d) 00000c # [ 10[3 . 9120543.9586]174] Stack: (0xc6b11e48 to 0xc6b12000) [] (sys_wri[t e )1 0f4.568527] 1e40: 00000001 00000000 0000000f 00000024 c6b11e74 c6b11e68 om [] (ret[_ f a1s0t4_.579043] 1e60: c0c2d498 c0c2e2a4 c6b11e9c c6b11e78 c0c2d998 c0c2d478 c0c2d878 c68be280 yscall+0x0/0x28) # [[ 110043.589472] 1e80: b6e28000 0000000f c51e0000 c6b11f60 c6b11ec4 c6b11ea0 c07f4d18 c0c2d884 932970] Exception stac[k ( 01x0c4.599900] 1ea0: 00000000 c68be280 b6e28000 c2816000 c6b11f60 c07f4cb4 c6b11f5c c6b11ec8 dabfa8 to 0xc6dabff0)[ # 1[0 4.610417] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b10000 103.938029] bfa0: [ 1 0 4 .620930] 1ee0: b6e28000 00020000 00000004 0000000f 0001fff1 c6b11ee0 00000001 b6e27000 0000000c 000[0 0 0100c4 631360] 1f00: c400c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000001 b6dc3000 00[0 0 010004c.641788] 1f20: 00000000 00000000 c139f068 7dbd6ce4 c205ca60 c68be280 c68be280 c6b10000 00000000 # [ 103.9[4 6 211054].652216] 1f40: b6e28000 00000000 00000000 00000004 c6b11f94 c6b11f60 c0598924 c0598290 bfc0: 0000000c 000[0 0 0100c4 .b662644] 1f60: 00000000 00000000 c6b11fac 7dbd6ce4 0000000f 0000000f b6f6fe00 00000004 f0ae00 00000004 0000[0 0 0110 40.672986] 1f80: c03002e4 c6b10000 c6b11fa4 c6b11f98 c05989b4 c05988bc 00000000 c6b11fa8 000000 00020000 b[e f d1b0a45.463414] 1fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e28000 0000000f 00000000 # [ 103.954396] bfe[0 : 100040693672] 1fc0: 0000000f 0000000f b6f6fe00 00000004 00000001 00000000 00020000 bed72a54 00004 befdb788 b6e7[8 9 41f0 4b.604099] 1fe0: 00000004 bed72788 b6edd94f b6e63c66 800e0030 00000001 00000000 00000000 dfec66 # [ 103.95[9 4 5180]4 .C14436] Backtrace: ode: 5f727563 6e756f63 00000074[ 104.719059] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) aa55aa55 (e1a0c[0 0 d1)0 4. 7#3 260] r4:00000024 [ 103.965561] ---[ end t[r a c1e4.734792] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 1a3cba81bc0cf475 ]--- # EXE[C _104.745224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) RODATA: missing 'cal[l t1r0a4c.755734] r9:c6b11f60 r8:c51e0000 r7:0000000f r6:b6e28000 r5:c68be280 r4:c0c2d878 :': [FAIL] not ok 34 selftests[: 104.765734] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) lkdtm: EXEC_RODAT[A . s1h0 4#. 776241] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6e28000 r5:c68be280 r4:00000000 xit=1 # selftests: lkd[t m :1 0E.786150] [] (vfs_write) from [] (ksys_write+0x74/0xec) XEC_USERSPACE.sh [ 104.795623] r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c6b10000 r5:c68be280 [ 104.805005] r4:c68be280 [ 104.807547] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.814690] r9:c6b10000 r8:c03002e4 r7:00000004 r6:b6f6fe00 r5:0000000f r4:0000000f [ 104.822446] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.830020] Exception stack(0xc6b11fa8 to 0xc6b11ff0) [ 104.835080] 1fa0: 0000000f 0000000f 00000001 b6e28000 0000000f 00000000 [ 104.843264] 1fc0: 0000000f 0000000f b6f6fe00 00000004 00000001 00000000 00020000 bed72a54 [ 104.851448] 1fe0: 00000004 bed72788 b6edd94f b6e63c66 [ 104.856512] Code: bad PC value [ 104.859577] ---[ end trace 1a3cba81bc0cf476 ]--- # Segmentation fault # [ 104.393622] lkdtm: Performing direct entry EXEC_USERSPACE # [ 104.401447] lkdtm: attempting ok execution at c0c2e208 # [ 104.409432] lkdtm: attempting bad execution at b6f6e000 # [ 104.417652] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f6e000 # [ 104.427469] Internal error: : b [#8] SMP ARM # [ 104.434333] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 104.466033] CPU: 2 PID: 2158 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 104.476195] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.484719] PC is at 0xb6f6e000 # [ 104.490034] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 104.497672] pc : [] lr : [] psr: 600e0013 # [ 104.506016] sp : c6b11e48 ip : c6b11d50 fp : c6b11e64 # [ 104.513144] r10: 0000000f r9 : c1acf9ec r8 : c15e7d98 # [ 104.520188] r7 : c6b11f60 r6 : 0000000f r5 : c6ba0000 r4 : b6f6e000 # [ 104.528707] r3 : 7dbd6ce4 r2 : 7dbd6ce4 r1 : ef7ab5e0 r0 : 0000002b # [ 104.537141] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.546440] Control: 10c5387d Table: 1684404a DAC: 00000051 # [ 104.554265] Process cat (pid: 2158, stack limit = 0x82cd369d) # [ 104.562174] Stack: (0xc6b11e48 to 0xc6b12000) # [ 104.568527] 1e40: 00000001 00000000 0000000f 00000024 c6b11e74 c6b11e68 # [ 104.579043] 1e60: c0c2d498 c0c2e2a4 c6b11e9c c6b11e78 c0c2d998 c0c2d478 c0c2d878 c68be280 # [ 104.589472] 1e80: b6e28000 0000000f c51e0000 c6b11f60 c6b11ec4 c6b11ea0 c07f4d18 c0c2d884 # [ 104.599900] 1ea0: 00000000 c68be280 b6e28000 c2816000 c6b11f60 c07f4cb4 c6b11f5c c6b11ec8 # [ 104.610417] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b10000 # [ 104.620930] 1ee0: b6e28000 00020000 00000004 0000000f 0001fff1 c6b11ee0 00000001 b6e27000 # [ 104.631360] 1f00: c400c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.641788] 1f20: 00000000 00000000 c139f068 7dbd6ce4 c205ca60 c68be280 c68be280 c6b10000 # [ 104.652216] 1f40: b6e28000 00000000 00000000 00000004 c6b11f94 c6b11f60 c0598924 c0598290 # [ 104.662644] 1f60: 00000000 00000000 c6b11fac 7dbd6ce4 0000000f 0000000f b6f6fe00 00000004 # [ 104.672986] 1f80: c03002e4 c6b10000 c6b11fa4 c6b11f98 c05989b4 c05988bc 00000000 c6b11fa8 # [ 104.683414] 1fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e28000 0000000f 00000000 # [ 104.693672] 1fc0: 0000000f 0000000f b6f6fe00 00000004 00000001 00000000 00020000 bed72a54 # [ 104.704099] 1fe0: 00000004 bed72788 b6edd94f b6e63c66 800e0030 00000001 00000000 00000000 # [ 104.714436] Backtrace: # [ 104.719059] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.730260] r4:00000024 # [ 104.734792] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.745224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.755734] r9:c6b11f60 r8:c51e0000 r7:0000000f r6:b6e28000 r5:c68be280 r4:c0c2d878 # [ 104.765734] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.776241] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6e28000 r5:c68be280 r4:00000000 # [ 104.786150] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.795623] r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c6b10000 r5:c68be280 # [ 104.805005] r4:c68be280 # [ 104.807547] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.81469[ 105.288569] lkdtm: Performing direct entry EXEC_NULL 0] r9:c6b10000 r8:c03002e4 r7:00[ 105.296391] lkdtm: attempting ok execution at c0c2e208 000004 r6:b6f6fe00 r5:0000000f r4[ 105.304441] lkdtm: attempting bad execution at 00000000 :0000000f # [ 104.822446] [] (sys_wri[t e )1 0f5r.o3m18349] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [] (ret_fast_syscall+0x[ 105.328574] pgd = 009dc47b 0/0x28) # [ 104.830020] Excepti[ 105.334132] [00000000] *pgd=00000000 on stack(0xc6b11fa8 to 0xc6b11ff0[ 105.340612] Internal error: Oops: 80000005 [#9] SMP ARM ) # [ 104.835080] 1fa0: [ 105.348626] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 0000000f [0 0 0100050.380334] CPU: 2 PID: 2229 Comm: cat Tainted: G D W 5.10.135-cip13 #1 f 00000001[ b 61e0258.030900 3026] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000f 00000000 # [[ 110054..98680] PC is at 0x0 843264] 1fc0: 0000000[f 0100050403385] LR is at execute_location+0xa4/0xb4 000f b6f6[f e 0100 50.04010001060] pc : [<00000000>] lr : [] psr: 600e0013 4 00000001[ 0 0100050.040108 1066] sp : c6e6be38 ip : c6e6bd40 fp : c6e6be54 020000 be[d 7 21a055.442 5#2 1[2] r10: 0000000a r9 : c1acf9fc r8 : c15e7d98 104.85144[8 ] 110f5e.04:3 201072] r7 : c6e6bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 00004 be[d 7 2170858. 4b460e5d1d9] r3 : a4b87d71 r2 : a4b87d71 r1 : ef7ab5e0 r0 : 0000002b 4f b6e63c66 [# [1 0 51.0444.8884] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 56512] Cod[e : 1b0a5d. 4P5C7 8v24] Control: 10c5387d Table: 16e2404a DAC: 00000051 lue # [ 104.8[5 9 517075]. 4-6-394] Process cat (pid: 2229, stack limit = 0x917d9a7d) -[ end tra[c e 110a53.c4b7a381134] Stack: (0xc6e6be38 to 0xc6e6c000) c0cf476 ]--- #[ E X10E5C._4U7S9314] be20: 00000025 c6c8a000 RSPACE: missing 'cal[l t1r0a5c.489488] be40: 0000000a c6e6bf60 c6e6be64 c6e6be58 c1389aec c1389848 c6e6be74 c6e6be68 [ 105.499916] be60: c0c2d498 c1389ad8 c6e6be9c c6e6be78 c0c2d998 c0c2d478 c0c2d878 c580b900 :': [FAIL] not ok 35 s[e l f1t0e.508102] be80: b6e89000 0000000a c51e0000 c6e6bf60 c6e6bec4 c6e6bea0 c07f4d18 c0c2d884 sts: lkdtm: EXE[C _ U1S0E5R.S5P1A615] bea0: 00000000 c580b900 b6e89000 c2816000 c6e6bf60 c07f4cb4 c6e6bf5c c6e6bec8 CE.sh # exit=1[ # 1s0e5l.f5t2e787] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6e6a000 sts: lkdtm: EXEC_[N U 1L0L5..s5h38958] bee0: b6e89000 00020000 00000004 0000000a 0001fff6 c6e6bee0 00000001 b6e88000 [ 105.549215] bf00: c692e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.557478] bf20: 00000000 00000000 c139f068 a4b87d71 c205ca60 c580b900 c580b900 c6e6a000 [ 105.565664] bf40: b6e89000 00000000 00000000 00000004 c6e6bf94 c6e6bf60 c0598924 c0598290 [ 105.573851] bf60: 00000000 00000000 c6e6bfac a4b87d71 0000000a 0000000a b6fd0e00 00000004 [ 105.582035] bf80: c03002e4 c6e6a000 c6e6bfa4 c6e6bf98 c05989b4 c05988bc 00000000 c6e6bfa8 [ 105.590220] bfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e89000 0000000a 00000000 [ 105.598406] bfc0: 0000000a 0000000a b6fd0e00 00000004 00000001 00000000 00020000 bee63a54 [ 105.606591] bfe0: 00000004 bee63788 b6f3e94f b6ec4c66 800e0030 00000001 00000000 00000000 [ 105.614770] Backtrace: [ 105.617235] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 105.625421] r7:c6e6bf60 r6:0000000a r5:c6c8a000 r4:00000025 [ 105.631095] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.639195] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.647214] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.655138] r9:c6e6bf60 r8:c51e0000 r7:0000000a r6:b6e89000 r5:c580b900 r4:c0c2d878 [ 105.662896] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.670735] r9:c07f4cb4 r8:c6e6bf60 r7:c2816000 r6:b6e89000 r5:c580b900 r4:00000000 [ 105.678488] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.685631] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c6e6a000 r5:c580b900 [ 105.693465] r4:c580b900 [ 105.696008] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.703151] r9:c6e6a000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:0000000a r4:0000000a [ 105.710907] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.718481] Exception stack(0xc6e6bfa8 to 0xc6e6bff0) [ 105.723543] bfa0: 0000000a 0000000a 00000001 b6e89000 0000000a 00000000 [ 105.731730] bfc0: 0000000a 0000000a b6fd0e00 00000004 00000001 00000000 00020000 bee63a54 [ 105.739911] bfe0: 00000004 bee63788 b6f3e94f b6ec4c66 [ 105.744976] Code: bad PC value [ 105.748110] ---[ end trace 1a3cba81bc0cf477 ]--- # Segmentation fault # [ 105.288569] lkdtm: Performing direct entry EXEC_NULL # [ 105.296391] lkdtm: attempting ok execution at c0c2e208 # [ 105.304441] lkdtm: attempting bad execution at 00000000 # [ 105.312496] 8<--- cut here --- # [ 105.318349] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 105.328574] pgd = 009dc47b # [ 105.334132] [00000000] *pgd=00000000 # [ 105.340612] Internal error: Oops: 80000005 [#9] SMP ARM # [ 105.348626] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 105.380334] CPU: 2 PID: 2229 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 105.390326] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.398680] PC is at 0x0 # [ 105.403385] LR is at execute_location+0xa4/0xb4 # [ 105.410164] pc : [<00000000>] lr : [] psr: 600e0013 # [ 105.418166] sp : c6e6be38 ip : c6e6bd40 fp : c6e6be54 # [ 105.425212] r10: 0000000a r9 : c1acf9fc r8 : c15e7d98 # [ 105.432172] r7 : c6e6bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 # [ 105.440519] r3 : a4b87d71 r2 : a4b87d71 r1 : ef7ab5e0 r0 : 0000002b # [ 105.448784] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.457824] Control: 10c5387d Table: 16e2404a DAC: 00000051 # [ 105.465394] Process cat (pid: 2229, stack limit = 0x917d9a7d) # [ 105.473134] Stack: (0xc6e6be38 to 0xc6e6c000) # [ 105.479314] be20: 00000025 c6c8a000 # [ 105.489488] be40: 0000000a c6e6bf60 c6e6be64 c6e6be58 c1389aec c1389848 c6e6be74 c6e6be68 # [ 105.499916] be60: c0c2d498 c1389ad8 c6e6be9c c6e6be78 c0c2d998 c0c2d478 c0c2d878 c580b900 # [ 105.508102] be80: b6e89000 0000000a c51e0000 c6e6bf60 c6e6bec4 c6e6bea0 c07f4d18 c0c2d884 # [ 105.518615] bea0: 00000000 c580b900 b6e89000 c2816000 c6e6bf60 c07f4cb4 c6e6bf5c c6e6bec8 # [ 105.528787] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6e6a000 # [ 105.538958] bee0: b6e89000 00020000 00000004 0000000a 0001fff6 c6e6bee0 00000001 b6e88000 # [ 105.549215] bf00: c692e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.557478] bf20: 00000000 00000000 c139f068 a4b87d71 c205ca60 c580b900 c580b900 c6e6a000 # [ 105.565664] bf40: b6e89000 00000000 00000000 00000004 c6e6bf94 c6e6bf60 c0598924 c0598290 # [ 105.573851] bf60: 00000000 00000000 c6e6bfac a4b87d71 0000000a 0000000a b6fd0e00 00000004 # [ 105.582035] bf80: c03002e4 c6e6a000 c6e6bfa4 c6e6bf98 c05989b4 c05988bc 00000000 c6e6bfa8 # [ 105.590220] bfa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e89000 0000000a 00000000 # [ 105.598406] bfc0: 0000000a 0000000a b6fd0e00 00000004 00000001 00000000 00020000 bee63a54 # [ 105.606591] bfe0: 00000004 bee63788 b6f3e94f b6ec4c66 800e0030 00000001 00000000 00000000 # [ 105.614770] Backtrace: # [ 105.617235] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 105.625421] r7:c6e6bf60 r6:0000000a r5:c6c8a000 r4:00000025 # [ 105.631095] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.639195] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.647214] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.655138] r9:c6e6bf60 r8:c51e0000 r7:0000000a r6:b6e89000 r5:c580b900 r4:c0c2d878 # [ 105.662896] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.670735] r9:c07f4cb4 r8:c6e6bf60 r7:c2816000 r6:b6e89000 r5:c580b900 r4:00000000 # [ 105.678488] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.68[ 106.187640] lkdtm: Performing direct entry ACCESS_USERSPACE 5631] r10:00000004 r9:00000000 r[ 106.194731] lkdtm: attempting bad read at b6f36000 8:00000000 r7:b6e89000 r6:c6e6a00[ 106.202409] 8<--- cut here --- 0 r5:c580[b 9 01006 .#2 0[8 1 81] Unhandled fault: page domain fault (0x01b) at 0xb6f36000 05.693465] r4:c5[8 0 b190060.2 6275] pgd = 9c65194a # [ 105.696008] [<[c 0 5190868.b21061] [b6f36000] *pgd=4b91e831 0>] (ksys_write) fr[o m 1[0<6c.026813] Internal error: : 1b [#10] SMP ARM 5989b4>] (sys_write+0x18/0x1c) #[ 106.233420] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 105.703151] r9:[c 6 e160a60.265124] CPU: 2 PID: 2305 Comm: cat Tainted: G D W 5.10.135-cip13 #1 0 r8:c03[0 0 21e046 .r277:5010107] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0004 r6:b6fd0e00 r5:0000000a r[4 106.283393] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 0000000a # [ 105.710907][ [ <106.291305] LR is at __irq_work_queue_local+0x40/0x74 059899c>] ([s y s1_0w6r.i2t9e8)8 2] pc : [] lr : [] psr: 600e0013 from [[< c 0130060.03c0069>4]7 ](sp : c6c1fe38 ip : c6c1fd40 fp : c6c1fe64 ret_fast[_ s y1s0c6a.l3l1+307x305] r10: 00000011 r9 : c1acfa08 r8 : c15e7d98 0x28) # [[ 110065..3721086498] r7 : c6c1ff60 r6 : 00000051 r5 : c6c1e000 r4 : b6f36000 1] Excepti[o n 1s0t6a.c3k28(905x] r3 : fbcfced0 r2 : fbcfced0 r1 : ef7ab5e0 r0 : 00000026 c6e6bfa8 to 0[x c 61e066b.f3f307)20] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105[. 7 2130564.33]4 6b2f62] Control: 10c5387d Table: 147f804a DAC: 00000051 0: [ 1 0 6 .3 5 3 8 2 ] Process cat (pid: 2305, stack limit = 0xb9e53123) 0000000a 0[0 0 0100060.a3 60103008] Stack: (0xc6c1fe38 to 0xc6c20000) 0001 b6e89000 [0 0 0100060.03a6 7489] fe20: 00000022 00000000 0000000 # [ 10[5 . 7130167.33077663] fe40: 00000000 fbcfced0 c6c1fe6c 00000026 c6a01000 00000011 c6c1fe74 c6c1fe68 bfc0: 0000000a[ 0 0100060.0308a920] fe60: c0c2d498 c0c2e378 c6c1fe9c c6c1fe78 c0c2d998 c0c2d478 c0c2d878 c580b540 b6fd0e00 0000000[4 0100060.0308093] fe80: b6df0000 00000011 c51e0000 c6c1ff60 c6c1fec4 c6c1fea0 c07f4d18 c0c2d884 01 00000000 0002[0 0 0100 6b.e4e08351] fea0: 00000000 c580b540 b6df0000 c2816000 c6c1ff60 c07f4cb4 c6c1ff5c c6c1fec8 3a54 # [ 105.739[9 1 11]0 6b.f418611] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c4202c64 c0598924 c6c1e000 0: 00000004 bee6[3 7 8180 6b.64f28953] fee0: b6df0000 00020000 00000004 00000011 0001ffef c6c1fee0 00000001 00000805 e94f b6ec4c[6 6 1 0#6 .[4 3 91200] ff00: c40177c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5.744976] Code:[ b a1d0 6P.C4 4v211] ff20: 00000000 00000000 c6c1e000 fbcfced0 b6def000 c580b540 c580b540 c6c1e000 alue # [ 105[. 7 4180161.04]5 9382] ff40: b6df0000 00000000 00000000 00000004 c6c1ff94 c6c1ff60 c0598924 c0598290 --[ end trace [1 a 31c0b6a.8416b9553] ff60: 00000000 00000000 c6c1ffac fbcfced0 00000011 00000011 b6f37e00 00000004 0cf477 ]--- # EX[E C _1N0U6L.L4:9725] ff80: c03002e4 c6c1e000 c6c1ffa4 c6c1ff98 c05989b4 c05988bc 00000000 c6c1ffa8 missing 'cal[l t1r0a6c.e4:8'9:82] ffa0: c03000c0 c05989a8 00000011 00000011 00000001 b6df0000 00000011 00000000 [FAIL] not ok [3 6 1s0e6l.f5t00070] ffc0: 00000011 00000011 b6f37e00 00000004 00000001 00000000 00020000 befefa54 sts: lkdtm: EXE[C _ N1U0L6L..5s1h327] ffe0: 00000004 befef788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 # exit=1 # se[l f t1e0s6t.s5:2 493] Backtrace: lkdtm: ACCESS_USERSPACE.sh [ 106.524947] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.536066] r6:00000011 r5:c6a01000 r4:00000026 [ 106.540696] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.548716] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.556640] r9:c6c1ff60 r8:c51e0000 r7:00000011 r6:b6df0000 r5:c580b540 r4:c0c2d878 [ 106.564396] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.572233] r9:c07f4cb4 r8:c6c1ff60 r7:c2816000 r6:b6df0000 r5:c580b540 r4:00000000 [ 106.579986] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.587129] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6c1e000 r5:c580b540 [ 106.594961] r4:c580b540 [ 106.597503] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.604647] r9:c6c1e000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000011 r4:00000011 [ 106.612403] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.619977] Exception stack(0xc6c1ffa8 to 0xc6c1fff0) [ 106.625035] ffa0: 00000011 00000011 00000001 b6df0000 00000011 00000000 [ 106.633221] ffc0: 00000011 00000011 b6f37e00 00000004 00000001 00000000 00020000 befefa54 [ 106.641403] ffe0: 00000004 befef788 b6ea594f b6e2bc66 [ 106.646464] Code: e1a01004 e300092c e34c01ad eb1d41db (e5943000) [ 106.652567] ---[ end trace 1a3cba81bc0cf478 ]--- # Segmentation fault # [ 106.187640] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 106.194731] lkdtm: attempting bad read at b6f36000 # [ 106.202409] 8<--- cut here --- # [ 106.208182] Unhandled fault: page domain fault (0x01b) at 0xb6f36000 # [ 106.216275] pgd = 9c65194a # [ 106.221061] [b6f36000] *pgd=4b91e831 # [ 106.226813] Internal error: : 1b [#10] SMP ARM # [ 106.233420] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 106.265124] CPU: 2 PID: 2305 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 106.275117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.283393] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 106.291305] LR is at __irq_work_queue_local+0x40/0x74 # [ 106.298862] pc : [] lr : [] psr: 600e0013 # [ 106.306947] sp : c6c1fe38 ip : c6c1fd40 fp : c6c1fe64 # [ 106.313735] r10: 00000011 r9 : c1acfa08 r8 : c15e7d98 # [ 106.320696] r7 : c6c1ff60 r6 : 00000051 r5 : c6c1e000 r4 : b6f36000 # [ 106.328957] r3 : fbcfced0 r2 : fbcfced0 r1 : ef7ab5e0 r0 : 00000026 # [ 106.337220] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.346262] Control: 10c5387d Table: 147f804a DAC: 00000051 # [ 106.353828] Process cat (pid: 2305, stack limit = 0xb9e53123) # [ 106.361308] Stack: (0xc6c1fe38 to 0xc6c20000) # [ 106.367489] fe20: 00000022 00000000 # [ 106.377663] fe40: 00000000 fbcfced0 c6c1fe6c 00000026 c6a01000 00000011 c6c1fe74 c6c1fe68 # [ 106.387920] fe60: c0c2d498 c0c2e378 c6c1fe9c c6c1fe78 c0c2d998 c0c2d478 c0c2d878 c580b540 # [ 106.398093] fe80: b6df0000 00000011 c51e0000 c6c1ff60 c6c1fec4 c6c1fea0 c07f4d18 c0c2d884 # [ 106.408351] fea0: 00000000 c580b540 b6df0000 c2816000 c6c1ff60 c07f4cb4 c6c1ff5c c6c1fec8 # [ 106.418611] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c4202c64 c0598924 c6c1e000 # [ 106.428953] fee0: b6df0000 00020000 00000004 00000011 0001ffef c6c1fee0 00000001 00000805 # [ 106.439210] ff00: c40177c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.449211] ff20: 00000000 00000000 c6c1e000 fbcfced0 b6def000 c580b540 c580b540 c6c1e000 # [ 106.459382] ff40: b6df0000 00000000 00000000 00000004 c6c1ff94 c6c1ff60 c0598924 c0598290 # [ 106.469553] ff60: 00000000 00000000 c6c1ffac fbcfced0 00000011 00000011 b6f37e00 00000004 # [ 106.479725] ff80: c03002e4 c6c1e000 c6c1ffa4 c6c1ff98 c05989b4 c05988bc 00000000 c6c1ffa8 # [ 106.489982] ffa0: c03000c0 c05989a8 00000011 00000011 00000001 b6df0000 00000011 00000000 # [ 106.500070] ffc0: 00000011 00000011 b6f37e00 00000004 00000001 00000000 00020000 befefa54 # [ 106.510327] ffe0: 00000004 befef788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 # [ 106.520493] Backtrace: # [ 106.524947] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.536066] r6:00000011 r5:c6a01000 r4:00000026 # [ 106.540696] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.548716] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.556640] r9:c6c1ff60 r8:c51e0000 r7:00000011 r6:b6df0000 r5:c580b540 r4:c0c2d878 # [ 106.564396] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.572233] r9:c07f4cb4 r8:c6c1ff60 r7:c2816000 r6:b6df0000 r5:c580b540 r4:00000000 # [ 106.579986] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.587129] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6c1e000 r5:c580b540 # [ 106.594961] r4:c580b540 # [ 106.597503] [] (ksys_write) from [] (sys_write+0x18/0[ 107.136981] lkdtm: Performing direct entry ACCESS_NULL x1c) # [ 106.604647] r9:c6c1e0[ 107.143057] lkdtm: attempting bad read at 00000000 00 r8:c03002e4 r7:00000004 r6:b6f[ 107.150679] 8<--- cut here --- 37e00 r5:00000011 r4:00000011 # [ 107.156532] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 106.612403] [] (sys_[ 107.167622] pgd = b7145bf8 write) from [] (ret_fas[ 107.173120] [00000000] *pgd=00000000 t_syscall+0x0/0x28) # [ [1 0 6107.179503] Internal error: Oops: 5 [#11] SMP ARM 619977] Exception stack(0xc6c1ffa[ 107.186716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 8 to 0xc6c1fff0) # [[ 11007.618422] CPU: 3 PID: 2380 Comm: cat Tainted: G D W 5.10.135-cip13 #1 .625035] [f f a100:7 . 2 2 8 3 2 ] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000011 0000001[1 107.236601] PC is at lkdtm_ACCESS_NULL+0x28/0x68 0000001 b6df0000 00000011[ 0 0107.243820] LR is at __irq_work_queue_local+0x40/0x74 00000 # [[ 11007.62.561323921] pc : [] lr : [] psr: 600e0013 1] ffc0: 0[0 0 0100071.12 50902091] sp : c6dc7e50 ip : c6dc7d58 fp : c6dc7e64 0011 b6f3[7 e 0100 70.02060603030] r10: 0000000c r9 : c1acfa1c r8 : c15e7d98 4 00000[0 0 11 0070.027030209060] r7 : c6dc7f60 r6 : 0000000c r5 : c5fc1000 r4 : 00000000 00020000 b[e f e1f0a75.428 1#4 74] r3 : 1dc09e3d r2 : 1dc09e3d r1 : ef7c05e0 r0 : 00000026 106.641403] f[f e 01:0 70.02080824] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0004 befef[7 8 180 7b.62e9a859954] Control: 10c5387d Table: 1695404a DAC: 00000051 f b6e2bc66 # [[ 110076..36046434] Process cat (pid: 2380, stack limit = 0x1cc16cc3) 464] Code[: e110a70.13010441 7e] Stack: (0xc6dc7e50 to 0xc6dc8000) 300092c e34c01a[d e1b017d.4312d269] 7e40: 00000027 c5fc1000 c6dc7e74 c6dc7e68 b (e5943000) [# [10 7 .130360441] 7e60: c0c2d498 c1389afc c6dc7e9c c6dc7e78 c0c2d998 c0c2d478 c0c2d878 c400c500 652567] ---[ e[n d 1t0r7a.c3e4 0613] 7e80: b6e0e000 0000000c c51e0000 c6dc7f60 c6dc7ec4 c6dc7ea0 c07f4d18 c0c2d884 a3cba81bc0cf4[7 8 1]0-7-.-35 0#85] 7ea0: 00000000 c400c500 b6e0e000 c2816000 c6dc7f60 c07f4cb4 c6dc7f5c c6dc7ec8 ACCESS_USERSPACE[: m1i0s7s.i3n0871] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6dc6000 g 'call trace:'[: [10F7A.I3L7]1129] 7ee0: b6e0e000 00020000 00000004 0000000c 0001fff4 c6dc7ee0 00000001 b6e0d000 not ok 37 self[t e s1t0s7:. 3l8k300] 7f00: c425fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dtm: ACCESS_USE[R S P1A0C7E..3s9h472] 7f20: 00000000 00000000 c139f068 1dc09e3d c205ca60 c400c500 c400c500 c6dc6000 # exit=1 # [s e l1f0t7e.s4t0s1:43] 7f40: b6e0e000 00000000 00000000 00000004 c6dc7f94 c6dc7f60 c0598924 c0598290 lkdtm: ACCESS[_ N U1L0L7..s4h11729] 7f60: 00000000 00000000 c6dc7fac 1dc09e3d 0000000c 0000000c b6f55e00 00000004 [ 107.421900] 7f80: c03002e4 c6dc6000 c6dc7fa4 c6dc7f98 c05989b4 c05988bc 00000000 c6dc7fa8 [ 107.430085] 7fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e0e000 0000000c 00000000 [ 107.438271] 7fc0: 0000000c 0000000c b6f55e00 00000004 00000001 00000000 00020000 bedfda54 [ 107.446457] 7fe0: 00000004 bedfd788 b6ec394f b6e49c66 800e0030 00000001 00000000 00000000 [ 107.454637] Backtrace: [ 107.457109] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.465381] r5:c5fc1000 r4:00000027 [ 107.468969] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.476988] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.484915] r9:c6dc7f60 r8:c51e0000 r7:0000000c r6:b6e0e000 r5:c400c500 r4:c0c2d878 [ 107.492672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.500511] r9:c07f4cb4 r8:c6dc7f60 r7:c2816000 r6:b6e0e000 r5:c400c500 r4:00000000 [ 107.508263] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.515406] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6dc6000 r5:c400c500 [ 107.523240] r4:c400c500 [ 107.525784] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.532928] r9:c6dc6000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000000c r4:0000000c [ 107.540683] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.548257] Exception stack(0xc6dc7fa8 to 0xc6dc7ff0) [ 107.553317] 7fa0: 0000000c 0000000c 00000001 b6e0e000 0000000c 00000000 [ 107.561502] 7fc0: 0000000c 0000000c b6f55e00 00000004 00000001 00000000 00020000 bedfda54 [ 107.569684] 7fe0: 00000004 bedfd788 b6ec394f b6e49c66 [ 107.574746] Code: e300092c e34c01ad e1a01004 ebffd435 (e5945000) [ 107.580915] ---[ end trace 1a3cba81bc0cf479 ]--- # Segmentation fault # [ 107.136981] lkdtm: Performing direct entry ACCESS_NULL # [ 107.143057] lkdtm: attempting bad read at 00000000 # [ 107.150679] 8<--- cut here --- # [ 107.156532] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 107.167622] pgd = b7145bf8 # [ 107.173120] [00000000] *pgd=00000000 # [ 107.179503] Internal error: Oops: 5 [#11] SMP ARM # [ 107.186716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 107.218422] CPU: 3 PID: 2380 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 107.228327] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.236601] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 107.243820] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.251291] pc : [] lr : [] psr: 600e0013 # [ 107.259291] sp : c6dc7e50 ip : c6dc7d58 fp : c6dc7e64 # [ 107.266337] r10: 0000000c r9 : c1acfa1c r8 : c15e7d98 # [ 107.273296] r7 : c6dc7f60 r6 : 0000000c r5 : c5fc1000 r4 : 00000000 # [ 107.281474] r3 : 1dc09e3d r2 : 1dc09e3d r1 : ef7c05e0 r0 : 00000026 # [ 107.289824] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.298951] Control: 10c5387d Table: 1695404a DAC: 00000051 # [ 107.306434] Process cat (pid: 2380, stack limit = 0x1cc16cc3) # [ 107.314174] Stack: (0xc6dc7e50 to 0xc6dc8000) # [ 107.320269] 7e40: 00000027 c5fc1000 c6dc7e74 c6dc7e68 # [ 107.330441] 7e60: c0c2d498 c1389afc c6dc7e9c c6dc7e78 c0c2d998 c0c2d478 c0c2d878 c400c500 # [ 107.340613] 7e80: b6e0e000 0000000c c51e0000 c6dc7f60 c6dc7ec4 c6dc7ea0 c07f4d18 c0c2d884 # [ 107.350785] 7ea0: 00000000 c400c500 b6e0e000 c2816000 c6dc7f60 c07f4cb4 c6dc7f5c c6dc7ec8 # [ 107.360871] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6dc6000 # [ 107.371129] 7ee0: b6e0e000 00020000 00000004 0000000c 0001fff4 c6dc7ee0 00000001 b6e0d000 # [ 107.381300] 7f00: c425fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.391472] 7f20: 00000000 00000000 c139f068 1dc09e3d c205ca60 c400c500 c400c500 c6dc6000 # [ 107.401643] 7f40: b6e0e000 00000000 00000000 00000004 c6dc7f94 c6dc7f60 c0598924 c0598290 # [ 107.411729] 7f60: 00000000 00000000 c6dc7fac 1dc09e3d 0000000c 0000000c b6f55e00 00000004 # [ 107.421900] 7f80: c03002e4 c6dc6000 c6dc7fa4 c6dc7f98 c05989b4 c05988bc 00000000 c6dc7fa8 # [ 107.430085] 7fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e0e000 0000000c 00000000 # [ 107.438271] 7fc0: 0000000c 0000000c b6f55e00 00000004 00000001 00000000 00020000 bedfda54 # [ 107.446457] 7fe0: 00000004 bedfd788 b6ec394f b6e49c66 800e0030 00000001 00000000 00000000 # [ 107.454637] Backtrace: # [ 107.457109] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.465381] r5:c5fc1000 r4:00000027 # [ 107.468969] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.476988] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.484915] r9:c6dc7f60 r8:c51e0000 r7:0000000c r6:b6e0e000 r5:c400c500 r4:c0c2d878 # [ 107.492672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.500511] r9:c07f4cb4 r8:c6dc7f60 r7:c2816000 r6:b6e0e000 r5:c400c500 r4:00000000 # [ 107.508263] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.515406] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6dc6000 r5:c400c500 # [ 107.523240] r4:c400c500 # [ 107.525784] [] (ksys_write) from [] (sys_[ 108.064979] lkdtm: Performing direct entry WRITE_RO write+0x18/0x1c) # [ 107.532928[ 108.072253] lkdtm: attempting bad rodata write at c15e8030 ] r9:c6dc6000 r8:c03002e4 r7:000[ 108.080540] 8<--- cut here --- 00004 r6:b6f55e[0 0 1r058:.00080402] Unable to handle kernel paging request at virtual address c15e8030 0000c r4:0000000c # [[ 110078.095631] pgd = fb65441f 540683] [] (sys_write) [ 108.100687] [c15e8030] *pgd=1141941e(bad) from [] (ret_fast_[s y 108.107580] Internal error: Oops: 80d [#12] SMP ARM call+0x0/0x28) # [ 107.548257] [ 108.115066] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 Exception stack(0xc6dc7fa8 t[o 108.146783] CPU: 2 PID: 2454 Comm: cat Tainted: G D W 5.10.135-cip13 #1 xc6dc7ff0) # [ [ 110078..51553126] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 317] 7fa0: 0000[ 108.165674] PC is at lkdtm_WRITE_RO+0x44/0x50 000c 0000000c 00000001 b6e0e000 0[ 108.172910] LR is at __irq_work_queue_local+0x40/0x74 000000c 00000000[ # 1[0 8. 1180812] pc : [] lr : [] psr: 600e0013 7.561502] 7fc0: 00[0 0 010008c. 189170] sp : c6b23e50 ip : c6b23d58 fp : c6b23e64 000000c b6f55e0[0 0100080.01090570] r10: 00000009 r9 : c1acfa28 r8 : c15e7d98 4 00000001 0000[0 0 0100 80.02002798] r7 : c6b23f60 r6 : 00000009 r5 : c6a01000 r4 : c15e8030 0000 bedfda54 # [ [ 1 0170.85.612332] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1ad082c 9684] 7fe0: 00000004 b[e d f10d87221039] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 88 b6ec394f b6e49c66[ #1 0[8 .230435] Control: 10c5387d Table: 16b9c04a DAC: 00000051 107.574746] Code: e3000[9 2 c1 0e.238445] Process cat (pid: 2454, stack limit = 0x8a2f0868) 34c01ad e1a01004[ e b1f0f8d.42346539] Stack: (0xc6b23e50 to 0xc6b24000) (e5945000) # [ 107.58091[5 ] 108.252994] 3e40: 00000028 c6a01000 c6b23e74 c6b23e68 ---[ end trace 1a3cba81bc0cf47[9 108.263784] 3e60: c0c2d498 c13898fc c6b23e9c c6b23e78 c0c2d998 c0c2d478 c0c2d878 c425e640 ]--- # ACCESS_NULL: missing 'c[a 108.274659] 3e80: b6e56000 00000009 c51e0000 c6b23f60 c6b23ec4 c6b23ea0 c07f4d18 c0c2d884 ll trace:': [FAIL] not ok 38 s[e 108.285534] 3ea0: 00000000 c425e640 b6e56000 c2816000 c6b23f60 c07f4cb4 c6b23f5c c6b23ec8 lftests: lkdtm: ACCESS_NULL.sh #[ 108.296409] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b22000 exit=1 # selftests: lkdtm: WR[I 108.307369] 3ee0: b6e56000 00020000 00000004 00000009 0001fff7 c6b23ee0 00000001 b6e55000 E_RO.sh [ 108.318241] 3f00: c4027e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.327209] 3f20: 00000000 00000000 c139f068 e39a1e99 c205ca60 c425e640 c425e640 c6b22000 [ 108.335418] 3f40: b6e56000 00000000 00000000 00000004 c6b23f94 c6b23f60 c0598924 c0598290 [ 108.343625] 3f60: 00000000 00000000 c6b23fac e39a1e99 00000009 00000009 b6f9de00 00000004 [ 108.351833] 3f80: c03002e4 c6b22000 c6b23fa4 c6b23f98 c05989b4 c05988bc 00000000 c6b23fa8 [ 108.360040] 3fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e56000 00000009 00000000 [ 108.368248] 3fc0: 00000009 00000009 b6f9de00 00000004 00000001 00000000 00020000 bec4ba54 [ 108.376454] 3fe0: 00000004 bec4b788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 [ 108.384649] Backtrace: [ 108.387157] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.395189] r5:c6a01000 r4:00000028 [ 108.398804] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.406848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.414797] r9:c6b23f60 r8:c51e0000 r7:00000009 r6:b6e56000 r5:c425e640 r4:c0c2d878 [ 108.422580] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.430441] r9:c07f4cb4 r8:c6b23f60 r7:c2816000 r6:b6e56000 r5:c425e640 r4:00000000 [ 108.438218] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.445383] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6b22000 r5:c425e640 [ 108.453231] r4:c425e640 [ 108.455798] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.462965] r9:c6b22000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000009 r4:00000009 [ 108.470745] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.478337] Exception stack(0xc6b23fa8 to 0xc6b23ff0) [ 108.483417] 3fa0: 00000009 00000009 00000001 b6e56000 00000009 00000000 [ 108.491629] 3fc0: 00000009 00000009 b6f9de00 00000004 00000001 00000000 00020000 bec4ba54 [ 108.499831] 3fe0: 00000004 bec4b788 b6f0b94f b6e91c66 [ 108.504915] Code: e34a3bcd e300082c e34c01ad e0233002 (e5843000) [ 108.511043] ---[ end trace 1a3cba81bc0cf47a ]--- # Segmentation fault # [ 108.064979] lkdtm: Performing direct entry WRITE_RO # [ 108.072253] lkdtm: attempting bad rodata write at c15e8030 # [ 108.080540] 8<--- cut here --- # [ 108.086402] Unable to handle kernel paging request at virtual address c15e8030 # [ 108.095631] pgd = fb65441f # [ 108.100687] [c15e8030] *pgd=1141941e(bad) # [ 108.107580] Internal error: Oops: 80d [#12] SMP ARM # [ 108.115066] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 108.146783] CPU: 2 PID: 2454 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 108.157126] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.165674] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 108.172910] LR is at __irq_work_queue_local+0x40/0x74 # [ 108.180812] pc : [] lr : [] psr: 600e0013 # [ 108.189170] sp : c6b23e50 ip : c6b23d58 fp : c6b23e64 # [ 108.196570] r10: 00000009 r9 : c1acfa28 r8 : c15e7d98 # [ 108.203798] r7 : c6b23f60 r6 : 00000009 r5 : c6a01000 r4 : c15e8030 # [ 108.212332] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1ad082c # [ 108.221039] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.230435] Control: 10c5387d Table: 16b9c04a DAC: 00000051 # [ 108.238445] Process cat (pid: 2454, stack limit = 0x8a2f0868) # [ 108.246539] Stack: (0xc6b23e50 to 0xc6b24000) # [ 108.252994] 3e40: 00000028 c6a01000 c6b23e74 c6b23e68 # [ 108.263784] 3e60: c0c2d498 c13898fc c6b23e9c c6b23e78 c0c2d998 c0c2d478 c0c2d878 c425e640 # [ 108.274659] 3e80: b6e56000 00000009 c51e0000 c6b23f60 c6b23ec4 c6b23ea0 c07f4d18 c0c2d884 # [ 108.285534] 3ea0: 00000000 c425e640 b6e56000 c2816000 c6b23f60 c07f4cb4 c6b23f5c c6b23ec8 # [ 108.296409] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b22000 # [ 108.307369] 3ee0: b6e56000 00020000 00000004 00000009 0001fff7 c6b23ee0 00000001 b6e55000 # [ 108.318241] 3f00: c4027e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.327209] 3f20: 00000000 00000000 c139f068 e39a1e99 c205ca60 c425e640 c425e640 c6b22000 # [ 108.335418] 3f40: b6e56000 00000000 00000000 00000004 c6b23f94 c6b23f60 c0598924 c0598290 # [ 108.343625] 3f60: 00000000 00000000 c6b23fac e39a1e99 00000009 00000009 b6f9de00 00000004 # [ 108.351833] 3f80: c03002e4 c6b22000 c6b23fa4 c6b23f98 c05989b4 c05988bc 00000000 c6b23fa8 # [ 108.360040] 3fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e56000 00000009 00000000 # [ 108.368248] 3fc0: 00000009 00000009 b6f9de00 00000004 00000001 00000000 00020000 bec4ba54 # [ 108.376454] 3fe0: 00000004 bec4b788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 # [ 108.384649] Backtrace: # [ 108.387157] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.395189] r5:c6a01000 r4:00000028 # [ 108.398804] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.406848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.414797] r9:c6b23f60 r8:c51e0000 r7:00000009 r6:b6e56000 r5:c425e640 r4:c0c2d878 # [ 108.422580] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.430441] r9:c07f4cb4 r8:c6b23f60 r7:c2816000 r6:b6e56000 r5:c425e640 r4:00000000 # [ 108.438218] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.445383] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6b22000 r5:c425e640 # [ 108.453231] r4:c425e640 # [ 108.455798] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.462965] r9:c6b22000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000009 r4:00000009 # [ 108.470745] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.478337] Exception stack(0xc6b23fa8 to 0xc6b23ff0) # [ 108.483417] 3fa0: 00000009 00000009 00000001 b6e56000 00000009 00000000 # [ 108.491629] 3fc0: 00000009 00000009 b6f9de00 00000004 00000001 00000000 00020000 bec4ba54 # [ 108.499831] 3fe0: 00000004 bec4b788 b6f0b94f b6e91c[ 109.028586] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 66 # [ 108.504915] Code: e34a3b[ 109.036254] lkdtm: attempting bad ro_after_init write at c1b82c5c cd e300082c e34c01ad e0233002 (e5[ 109.044963] 8<--- cut here --- 843000) # [ 108.511043] -[- - 109.050837] Unable to handle kernel paging request at virtual address c1b82c5c end trace 1a3cba81bc0cf47a[ ] -09.060666] pgd = 83c5eda8 -- # WRITE_RO: missing 'call tra[ 109.065889] [c1b82c5c] *pgd=11a1941e(bad) ce:': [FAIL] not ok 39 selftests[ 109.072770] Internal error: Oops: 80d [#13] SMP ARM : lkdtm: WRITE_RO.sh # exit=1 # [ 109.080506] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 selftests: lkdtm: WRITE_RO_AFTER_[ 109.112217] CPU: 2 PID: 2528 Comm: cat Tainted: G D W 5.10.135-cip13 #1 INIT.sh [ 109.122812] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.130138] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 109.135490] LR is at __irq_work_queue_local+0x40/0x74 [ 109.140567] pc : [] lr : [] psr: 600e0013 [ 109.146855] sp : c6b9be50 ip : c6b9bd58 fp : c6b9be64 [ 109.152101] r10: 00000014 r9 : c1acfa34 r8 : c15e7d98 [ 109.157347] r7 : c6b9bf60 r6 : 00000014 r5 : c6a01000 r4 : c1b82c5c [ 109.163895] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad082c [ 109.170447] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 109.177605] Control: 10c5387d Table: 16f1804a DAC: 00000051 [ 109.183373] Process cat (pid: 2528, stack limit = 0x85df2759) [ 109.189143] Stack: (0xc6b9be50 to 0xc6b9c000) [ 109.193529] be40: 00000029 c6a01000 c6b9be74 c6b9be68 [ 109.201738] be60: c0c2d498 c138994c c6b9be9c c6b9be78 c0c2d998 c0c2d478 c0c2d878 c433b2c0 [ 109.209949] be80: b6db6000 00000014 c51e0000 c6b9bf60 c6b9bec4 c6b9bea0 c07f4d18 c0c2d884 [ 109.218158] bea0: 00000000 c433b2c0 b6db6000 c2816000 c6b9bf60 c07f4cb4 c6b9bf5c c6b9bec8 [ 109.226368] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b9a000 [ 109.234577] bee0: b6db6000 00020000 00000004 00000014 0001ffec c6b9bee0 00000001 b6db5000 [ 109.242784] bf00: c692e280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.250993] bf20: 00000000 00000000 c139f068 6b820b95 c205ca60 c433b2c0 c433b2c0 c6b9a000 [ 109.259202] bf40: b6db6000 00000000 00000000 00000004 c6b9bf94 c6b9bf60 c0598924 c0598290 [ 109.267409] bf60: 00000000 00000000 c6b9bfac 6b820b95 00000014 00000014 b6efde00 00000004 [ 109.275617] bf80: c03002e4 c6b9a000 c6b9bfa4 c6b9bf98 c05989b4 c05988bc 00000000 c6b9bfa8 [ 109.283825] bfa0: c03000c0 c05989a8 00000014 00000014 00000001 b6db6000 00000014 00000000 [ 109.292033] bfc0: 00000014 00000014 b6efde00 00000004 00000001 00000000 00020000 bee9ca54 [ 109.300242] bfe0: 00000004 bee9c788 b6e6b94f b6df1c66 800e0030 00000001 00000000 00000000 [ 109.308435] Backtrace: [ 109.310948] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.319934] r5:c6a01000 r4:00000029 [ 109.323549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.331595] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.339543] r9:c6b9bf60 r8:c51e0000 r7:00000014 r6:b6db6000 r5:c433b2c0 r4:c0c2d878 [ 109.347329] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.355190] r9:c07f4cb4 r8:c6b9bf60 r7:c2816000 r6:b6db6000 r5:c433b2c0 r4:00000000 [ 109.362967] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.370133] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6b9a000 r5:c433b2c0 [ 109.377981] r4:c433b2c0 [ 109.380547] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.387713] r9:c6b9a000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:00000014 r4:00000014 [ 109.395491] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.403081] Exception stack(0xc6b9bfa8 to 0xc6b9bff0) [ 109.408163] bfa0: 00000014 00000014 00000001 b6db6000 00000014 00000000 [ 109.416371] bfc0: 00000014 00000014 b6efde00 00000004 00000001 00000000 00020000 bee9ca54 [ 109.424575] bfe0: 00000004 bee9c788 b6e6b94f b6df1c66 [ 109.429660] Code: e34a3bcd e300082c e34c01ad e0233002 (e5843000) [ 109.435788] ---[ end trace 1a3cba81bc0cf47b ]--- # Segmentation fault # [ 109.028586] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 109.036254] lkdtm: attempting bad ro_after_init write at c1b82c5c # [ 109.044963] 8<--- cut here --- # [ 109.050837] Unable to handle kernel paging request at virtual address c1b82c5c # [ 109.060666] pgd = 83c5eda8 # [ 109.065889] [c1b82c5c] *pgd=11a1941e(bad) # [ 109.072770] Internal error: Oops: 80d [#13] SMP ARM # [ 109.080506] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 109.112217] CPU: 2 PID: 2528 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 109.122812] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.130138] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 109.135490] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.140567] pc : [] lr : [] psr: 600e0013 # [ 109.146855] sp : c6b9be50 ip : c6b9bd58 fp : c6b9be64 # [ 109.152101] r10: 00000014 r9 : c1acfa34 r8 : c15e7d98 # [ 109.157347] r7 : c6b9bf60 r6 : 00000014 r5 : c6a01000 r4 : c1b82c5c # [ 109.163895] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad082c # [ 109.170447] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.177605] Control: 10c5387d Table: 16f1804a DAC: 00000051 # [ 109.183373] Process cat (pid: 2528, stack limit = 0x85df2759) # [ 109.189143] Stack: (0xc6b9be50 to 0xc6b9c000) # [ 109.193529] be40: 00000029 c6a01000 c6b9be74 c6b9be68 # [ 109.201738] be60: c0c2d498 c138994c c6b9be9c c6b9be78 c0c2d998 c0c2d478 c0c2d878 c433b2c0 # [ 109.209949] be80: b6db6000 00000014 c51e0000 c6b9bf60 c6b9bec4 c6b9bea0 c07f4d18 c0c2d884 # [ 109.218158] bea0: 00000000 c433b2c0 b6db6000 c2816000 c6b9bf60 c07f4cb4 c6b9bf5c c6b9bec8 # [ 109.226368] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b9a000 # [ 109.234577] bee0: b6db6000 00020000 00000004 00000014 0001ffec c6b9bee0 00000001 b6db5000 # [ 109.242784] bf00: c692e280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.250993] bf20: 00000000 00000000 c139f068 6b820b95 c205ca60 c433b2c0 c433b2c0 c6b9a000 # [ 109.259202] bf40: b6db6000 00000000 00000000 00000004 c6b9bf94 c6b9bf60 c0598924 c0598290 # [ 109.267409] bf60: 00000000 00000000 c6b9bfac 6b820b95 00000014 00000014 b6efde00 00000004 # [ 109.275617] bf80: c03002e4 c6b9a000 c6b9bfa4 c6b9bf98 c05989b4 c05988bc 00000000 c6b9bfa8 # [ 109.283825] bfa0: c03000c0 c05989a8 00000014 00000014 00000001 b6db6000 00000014 00000000 # [ 109.292033] bfc0: 00000014 00000014 b6efde00 00000004 00000001 00000000 00020000 bee9ca54 # [ 109.300242] bfe0: 00000004 bee9c788 b6e6b94f b6df1c66 800e0030 00000001 00000000 00000000 # [ 109.308435] Backtrace: # [ 109.310948] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.319934] r5:c6a01000 r4:00000029 # [ 109.323549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.331595] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.339543] r9:c6b9bf60 r8:c51e0000 r7:00000014 r6:b6db6000 r5:c433b2c0 r4:c0c2d878 # [ 109.347329] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.355190] r9:c07f4cb4 r8:c6b9bf60 r7:c2816000 r6:b6db6000 r5:c433b2c0 r4:00000000 # [ 109.362967] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.370133] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6b9a000 r5:c433b2c0 # [ 109.377981] r4[ 109.932729] lkdtm: Performing direct entry WRITE_KERN :c433b2c0 # [ 109.3[8 0 514079]939091] lkdtm: attempting bad 7714320 byte write at c1389818 [] (ksys_write) from [[ 109.947450] 8<--- cut here --- ] (sys_write[+ 0 x11089.953284] Unable to handle kernel paging request at virtual address c1389818 0x1c) # [ 109.387713[] 1r099.962857] pgd = d6299b34 c6b9a000 r8:c03002e4 r7:00000004 [ 109.967912] [c1389818] *pgd=1121940e(bad) r6:b6efde00 r5:00000014 r4:[0 0 009.974799] Internal error: Oops: 80d [#14] SMP ARM 00014 # [ 109.395491] [] (sys_write) from [][ 110.013920] CPU: 1 PID: 2602 Comm: cat Tainted: G D W 5.10.135-cip13 #1 (ret_fast_sysc[a l l1+100x.00/20519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) x28) # [ 109.403081] Excepti[o 110.033062] PC is at memcpy+0x50/0x330 stack(0xc6b9bfa8 to 0xc[6 b 91b10.039503] LR is at 0xe92dd830 f0) # [ 109.4081[6 3 ]1 1b0f.0a5077] pc : [] lr : [] psr: 200e0013 0: [ 101000.0053435] sp : c6b13e2c ip : e1a0c00d fp : c6b13e64 014 00000014 [0 0 0101000.0016 0b35] r10: 0000000b r9 : c1acfa48 r8 : e89da800 6db6000 00000014 0[0 0 0101000.0067978] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 109.416371] [b f 1c100:. 006682] r3 : e1a0c00d r2 : 0075b570 r1 : c0c2e228 r0 : c1389818 0000014 00000014 b6e[f d e10100 .085301] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000004 00000001 [0 0 0101000.0004698] Control: 10c5387d Table: 16efc04a DAC: 00000051 00020000 bee9ca54 #[ [ 1 1100102538] Process cat (pid: 2602, stack limit = 0x9bd03404) 9.424575] bfe0: 0[0 0 0101000.41 0548] Stack: (0xc6b13e2c to 0xc6b14000) bee9c788 b6e6b94f b6df1c66 # [ [ 110.117003] 3e20: c0c2e208 0075b610 c6b13f60 c15e7d98 c1389818 109.429660] Code: e34a3bcd e300[0 110.127965] 3e40: c1389818 c13899fc 0000002a c6aa1000 0000000b c6b13f60 c6b13e74 c6b13e68 82c e34c01ad e0233002 (e584[3 0 010.138837] 3e60: c0c2d498 c13899bc c6b13e9c c6b13e78 c0c2d998 c0c2d478 c0c2d878 c692edc0 0) # [ 109.435788] ---[ [e n d10.149537] 3e80: b6e97000 0000000b c51e0000 c6b13f60 c6b13ec4 c6b13ea0 c07f4d18 c0c2d884 trace 1a3cba81bc0cf47b ]--[- 10.160239] 3ea0: 00000000 c692edc0 b6e97000 c2816000 c6b13f60 c07f4cb4 c6b13f5c c6b13ec8 # WRITE_RO_AFTER_INIT: missing[ 110.170941] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b12000 call trace:': [FAIL] not ok [4 0110.181815] 3ee0: b6e97000 00020000 00000004 0000000b 0001fff5 c6b13ee0 00000001 b6e96000 selftests: lkdtm: WRITE_RO[_ A F10.192601] 3f00: c4375b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 TER_INIT.sh # exit=1 # self[t e 110.203304] 3f20: 00000000 00000000 c139f068 b105dbfe c205ca60 c692edc0 c692edc0 c6b12000 ts: lkdtm: WRITE_KERN.sh [ 110.214091] 3f40: b6e97000 00000000 00000000 00000004 c6b13f94 c6b13f60 c0598924 c0598290 [ 110.224533] 3f60: 00000000 00000000 c6b13fac b105dbfe 0000000b 0000000b b6fdee00 00000004 [ 110.232741] 3f80: c03002e4 c6b12000 c6b13fa4 c6b13f98 c05989b4 c05988bc 00000000 c6b13fa8 [ 110.240947] 3fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e97000 0000000b 00000000 [ 110.249154] 3fc0: 0000000b 0000000b b6fdee00 00000004 00000001 00000000 00020000 bebfba54 [ 110.257362] 3fe0: 00000004 bebfb788 b6f4c94f b6ed2c66 800e0030 00000001 00000000 00000000 [ 110.265556] Backtrace: [ 110.268075] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.276285] r7:c6b13f60 r6:0000000b r5:c6aa1000 r4:0000002a [ 110.281981] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.290028] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.297975] r9:c6b13f60 r8:c51e0000 r7:0000000b r6:b6e97000 r5:c692edc0 r4:c0c2d878 [ 110.305758] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.313620] r9:c07f4cb4 r8:c6b13f60 r7:c2816000 r6:b6e97000 r5:c692edc0 r4:00000000 [ 110.321395] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.328560] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6b12000 r5:c692edc0 [ 110.336409] r4:c692edc0 [ 110.338975] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.346140] r9:c6b12000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000b r4:0000000b [ 110.353919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.361510] Exception stack(0xc6b13fa8 to 0xc6b13ff0) [ 110.366589] 3fa0: 0000000b 0000000b 00000001 b6e97000 0000000b 00000000 [ 110.374797] 3fc0: 0000000b 0000000b b6fdee00 00000004 00000001 00000000 00020000 bebfba54 [ 110.382997] 3fe0: 00000004 bebfb788 b6f4c94f b6ed2c66 [ 110.388079] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 110.394205] ---[ end trace 1a3cba81bc0cf47c ]--- # Segmentation fault # [ 109.932729] lkdtm: Performing direct entry WRITE_KERN # [ 109.939091] lkdtm: attempting bad 7714320 byte write at c1389818 # [ 109.947450] 8<--- cut here --- # [ 109.953284] Unable to handle kernel paging request at virtual address c1389818 # [ 109.962857] pgd = d6299b34 # [ 109.967912] [c1389818] *pgd=1121940e(bad) # [ 109.974799] Internal error: Oops: 80d [#14] SMP ARM # [ 109.982197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.013920] CPU: 1 PID: 2602 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 110.024519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.033062] PC is at memcpy+0x50/0x330 # [ 110.039503] LR is at 0xe92dd830 # [ 110.045077] pc : [] lr : [] psr: 200e0013 # [ 110.053435] sp : c6b13e2c ip : e1a0c00d fp : c6b13e64 # [ 110.060835] r10: 0000000b r9 : c1acfa48 r8 : e89da800 # [ 110.067978] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 110.076682] r3 : e1a0c00d r2 : 0075b570 r1 : c0c2e228 r0 : c1389818 # [ 110.085301] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.094698] Control: 10c5387d Table: 16efc04a DAC: 00000051 # [ 110.102538] Process cat (pid: 2602, stack limit = 0x9bd03404) # [ 110.110548] Stack: (0xc6b13e2c to 0xc6b14000) # [ 110.117003] 3e20: c0c2e208 0075b610 c6b13f60 c15e7d98 c1389818 # [ 110.127965] 3e40: c1389818 c13899fc 0000002a c6aa1000 0000000b c6b13f60 c6b13e74 c6b13e68 # [ 110.138837] 3e60: c0c2d498 c13899bc c6b13e9c c6b13e78 c0c2d998 c0c2d478 c0c2d878 c692edc0 # [ 110.149537] 3e80: b6e97000 0000000b c51e0000 c6b13f60 c6b13ec4 c6b13ea0 c07f4d18 c0c2d884 # [ 110.160239] 3ea0: 00000000 c692edc0 b6e97000 c2816000 c6b13f60 c07f4cb4 c6b13f5c c6b13ec8 # [ 110.170941] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f068 c0598924 c6b12000 # [ 110.181815] 3ee0: b6e97000 00020000 00000004 0000000b 0001fff5 c6b13ee0 00000001 b6e96000 # [ 110.192601] 3f00: c4375b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.203304] 3f20: 00000000 00000000 c139f068 b105dbfe c205ca60 c692edc0 c692edc0 c6b12000 # [ 110.214091] 3f40: b6e97000 00000000 00000000 00000004 c6b13f94 c6b13f60 c0598924 c0598290 # [ 110.224533] 3f60: 00000000 00000000 c6b13fac b105dbfe 0000000b 0000000b b6fdee00 00000004 # [ 110.232741] 3f80: c03002e4 c6b12000 c6b13fa4 c6b13f98 c05989b4 c05988bc 00000000 c6b13fa8 # [ 110.240947] 3fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e97000 0000000b 00000000 # [ 110.249154] 3fc0: 0000000b 0000000b b6fdee00 00000004 00000001 00000000 00020000 bebfba54 # [ 110.257362] 3fe0: 00000004 bebfb788 b6f4c94f b6ed2c66 800e0030 00000001 00000000 00000000 # [ 110.265556] Backtrace: # [ 110.268075] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.276285] r7:c6b13f60 r6:0000000b r5:c6aa1000 r4:0000002a # [ 110.281981] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.290028] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.297975] r9:c6b13f60 r8:c51e0000 r7:0000000b r6:b6e97000 r5:c692edc0 r4:c0c2d878 # [ 110.305758] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.313620] r9:c07f4cb4 r8:c6b13f60 r7:c2816000 r6:b6e97000 r5:c692edc0 r4:00000000 # [ 110.321395] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.328560] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6b12000 r5:c692edc0 # [ 110.336409] r4:c692edc0 # [ 110.338975] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.346140] r9:c[ 110.863795] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 6b12000 r8:c03002e4 r7:00000004 r[ 110.871258] lkdtm: attempting good refcount_inc() without overflow 6:b6fdee00 r5:0000000b r4:0000000[ 110.880371] lkdtm: attempting bad refcount_inc() overflow b # [ 110.353919] [] [ 110.888517] ------------[ cut here ]------------ (sys_write) from [] (re[ 110.896035] WARNING: CPU: 3 PID: 2677 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 t_fast_syscall+0x0/0x28) # [ 11[ 110.907321] refcount_t: saturated; leaking memory. 0.361510] Exception stack(0xc6b13[ 110.914976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 fa8 to 0xc6b13ff0) # [ 110.3665[ 110.946676] CPU: 3 PID: 2677 Comm: cat Tainted: G D W 5.10.135-cip13 #1 89] 3fa0: [ 1 1 0 . 9 5 7 245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000b 000[0 0 0101b0 .0905679] Backtrace: 000001 b6e97000 0000000b 00000000[ 110.970227] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.374[7 9 71]1 03.f9c800646] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 0000000b 0000000b b6f[d e e10100.988304] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00000004 00000001 000000[ 0 01 10.997956] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0020000 bebfba5[4 1#1 1[. 0 01253] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 10.382997] 3fe0: 000[0 0 010141 .016994] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) ebfb788 b6f[4 c 9141f1 .b062e6d727] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 c66 # [ 110.388079] [C o d1e1:1.034214] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) f5d1f05c f5d1f0[7 c 1e181b.10545509] r9:c1acfa54 r8:c15e7d98 r7:c6edbf60 r6:00000016 r5:c6ccb000 r4:c6eda000 f8 e2522020 (e8a051f8) # [ [1 111.055256] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) 0.394205] ---[ end trac[e 11a13.067594] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) cba81bc0cf47c ]---[ # 1W1R1I.T80019] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) E_KERN: [m i1s1s1i.n0g9 1'3c1a1l r4:0000002b l trace:': [FAIL] n[o t1 1o1k. 95500] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 41 selftests: lkdtm: WRIT[E _ 1K11.105675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) RN.sh # exit=[1 1#1 1s.e1l1f6t11] r9:c6edbf60 r8:c51e0000 r7:00000016 r6:b6e83000 r5:c4017180 r4:c0c2d878 ests: lkdtm: REFCOUNT_IN[C _ O1V11.125669] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) RFLOW.sh [ 111.135922] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e83000 r5:c4017180 r4:00000000 [ 111.144533] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.151676] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c6eda000 r5:c4017180 [ 111.159508] r4:c4017180 [ 111.162050] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.169194] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000016 r4:00000016 [ 111.176951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.184525] Exception stack(0xc6edbfa8 to 0xc6edbff0) [ 111.189585] bfa0: 00000016 00000016 00000001 b6e83000 00000016 00000000 [ 111.197773] bfc0: 00000016 00000016 b6fcae00 00000004 00000001 00000000 00020000 bef25a54 [ 111.205956] bfe0: 00000004 bef25788 b6f3894f b6ebec66 [ 111.211071] irq event stamp: 0 [ 111.214144] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.219732] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.227275] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.234805] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.240414] ---[ end trace 1a3cba81bc0cf47d ]--- [ 111.245043] lkdtm: Overflow detected: saturated # [ 110.863795] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 110.871258] lkdtm: attempting good refcount_inc() without overflow # [ 110.880371] lkdtm: attempting bad refcount_inc() overflow # [ 110.888517] ------------[ cut here ]------------ # [ 110.896035] WARNING: CPU: 3 PID: 2677 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 110.907321] refcount_t: saturated; leaking memory. # [ 110.914976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.946676] CPU: 3 PID: 2677 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 110.957245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.965679] Backtrace: # [ 110.970227] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.980646] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 110.988304] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.997956] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.007253] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 # [ 111.016994] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.026727] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 # [ 111.034214] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 111.045509] r9:c1acfa54 r8:c15e7d98 r7:c6edbf60 r6:00000016 r5:c6ccb000 r4:c6eda000 # [ 111.055256] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 111.067594] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 111.080019] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.091311] r4:0000002b # [ 111.095500] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.105675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.116011] r9:c6edbf60 r8:c51e0000 r7:00000016 r6:b6e83000 r5:c4017180 r4:c0c2d878 # [ 111.125669] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.135922] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e83000 r5:c4017180 r4:00000000 # [ 111.144533] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.151676] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c6eda000 r5:c4017180 # [ 111.159508] r4:c4017180 # [ 111.162050] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.169194] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000016 r4:00000016 # [ 111.176951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.184525] Exception stack(0xc6edbfa8 to 0xc6edbff0) # [ 111.189585] bfa0: 00000016 00000016 00000001 b6e83000 00000016 00000000 # [ 111.197773] bfc0: 00000016 00000016 b6fcae00 00000004 00000001 00000000 00020000 bef25a54 # [ 111.205956] bfe0: 00000004 bef25788 b6f3894f b6ebec66 # [ 111.211071] irq event stamp: 0 # [ 111.214144] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.219732] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.227275] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.234805] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.240414] ---[ end trace 1a3cba81bc0cf47d ]--- # [ 111.245043] lkdtm: Overflow detecte[ 111.664536] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW d: saturated # REFCOUNT_INC_OVER[ 111.671112] lkdtm: attempting good refcount_add() without overflow FLOW: missing 'call trace:': [FAI[ 111.680084] lkdtm: attempting bad refcount_add() overflow L] not ok 42 selftests: lkdtm: R[ 111.688324] ------------[ cut here ]------------ EFCOUNT_INC_OVERFLOW.sh # exit=1[ 111.696035] WARNING: CPU: 3 PID: 2711 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # selftests: lkdtm: REFCOUNT_ADD[ 111.707144] refcount_t: saturated; leaking memory. _OVERFLOW.sh [ 111.714784] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 111.744846] CPU: 3 PID: 2711 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 111.752597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.759129] Backtrace: [ 111.761604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.769184] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 111.774857] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.782181] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.789153] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 [ 111.796909] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.804399] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 [ 111.810076] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 111.819042] r9:c1acfa6c r8:c15e7d98 r7:c6edbf60 r6:00000016 r5:c6ccb000 r4:c6eda000 [ 111.826804] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 111.836472] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 111.846569] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.855706] r4:0000002c [ 111.858251] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.866268] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.874192] r9:c6edbf60 r8:c51e0000 r7:00000016 r6:b6e90000 r5:c401b7c0 r4:c0c2d878 [ 111.881948] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.889785] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e90000 r5:c401b7c0 r4:00000000 [ 111.897537] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.904679] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c6eda000 r5:c401b7c0 [ 111.912513] r4:c401b7c0 [ 111.915054] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.922196] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000016 r4:00000016 [ 111.929950] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.937524] Exception stack(0xc6edbfa8 to 0xc6edbff0) [ 111.942584] bfa0: 00000016 00000016 00000001 b6e90000 00000016 00000000 [ 111.950769] bfc0: 00000016 00000016 b6fd7e00 00000004 00000001 00000000 00020000 beb88a54 [ 111.958953] bfe0: 00000004 beb88788 b6f4594f b6ecbc66 [ 111.964067] irq event stamp: 0 [ 111.967140] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.972754] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.980285] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.987786] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.993411] ---[ end trace 1a3cba81bc0cf47e ]--- [ 111.998046] lkdtm: Overflow detected: saturated # [ 111.664536] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 111.671112] lkdtm: attempting good refcount_add() without overflow # [ 111.680084] lkdtm: attempting bad refcount_add() overflow # [ 111.688324] ------------[ cut here ]------------ # [ 111.696035] WARNING: CPU: 3 PID: 2711 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 111.707144] refcount_t: saturated; leaking memory. # [ 111.714784] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 111.744846] CPU: 3 PID: 2711 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 111.752597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.759129] Backtrace: # [ 111.761604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.769184] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 111.774857] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.782181] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.789153] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 # [ 111.796909] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.804399] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 # [ 111.810076] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 111.819042] r9:c1acfa6c r8:c15e7d98 r7:c6edbf60 r6:00000016 r5:c6ccb000 r4:c6eda000 # [ 111.826804] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 111.836472] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 111.846569] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.855706] r4:0000002c # [ 111.858251] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.866268] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.874192] r9:c6edbf60 r8:c51e0000 r7:00000016 r6:b6e90000 r5:c401b7c0 r4:c0c2d878 # [ 111.881948] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.889785] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e90000 r5:c401b7c0 r4:00000000 # [ 111.897537] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.904679] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c6eda000 r5:c401b7c0 # [ 111.912513] r4:c401b7c0 # [ 111.915054] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.922196] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000016 r4:00000016 # [ 111.929950] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.937524] Exception stack(0xc6edbfa8 to 0xc6edbff0) # [ 111.942584] bfa0: 00000016 00000016 00000001 b6e90000 00000016 00000000 # [ 111.950769] bfc0: 00000016 00000016 b6fd7e00 00000004 00000001 00000000 00020000 beb88a54 # [ 111.958953] bfe0: 00000004 beb88788 b6f4594f b6ecbc66 # [ 111.964067] irq event stamp: 0 # [ 111.967140] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.972754] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.980285] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.987786] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.993411] ---[ end trace 1a3cba81bc0cf47e ]--- # [ 111.998046] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 [ 112.429059] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # selftests: lkdtm: REFCOUNT_INC_[ 112.437886] lkdtm: attempting bad refcount_inc_not_zero() overflow NOT_ZERO_OVERFLOW.sh [ 112.447027] ------------[ cut here ]------------ [ 112.453463] WARNING: CPU: 3 PID: 2745 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 112.461952] refcount_t: saturated; leaking memory. [ 112.466759] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 112.495934] CPU: 3 PID: 2745 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 112.503685] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.510216] Backtrace: [ 112.512693] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.520271] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 112.525944] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.533267] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.540237] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 [ 112.547993] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.555484] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6b10000 [ 112.561160] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 112.570128] r9:c1acfa84 r8:c15e7d98 r7:c6b11f60 r6:0000001f r5:c44d1000 r4:7fffffff [ 112.577884] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 112.588330] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 112.599984] r5:c44d1000 r4:c6b10000 [ 112.603576] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.613494] r4:0000002d [ 112.616038] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.624055] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.631981] r9:c6b11f60 r8:c51e0000 r7:0000001f r6:b6e19000 r5:c4016dc0 r4:c0c2d878 [ 112.639738] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.647575] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6e19000 r5:c4016dc0 r4:00000000 [ 112.655327] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.662469] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6b10000 r5:c4016dc0 [ 112.670302] r4:c4016dc0 [ 112.672846] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.679989] r9:c6b10000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:0000001f r4:0000001f [ 112.687744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.695318] Exception stack(0xc6b11fa8 to 0xc6b11ff0) [ 112.700380] 1fa0: 0000001f 0000001f 00000001 b6e19000 0000001f 00000000 [ 112.708568] 1fc0: 0000001f 0000001f b6f60e00 00000004 00000001 00000000 00020000 bee89a54 [ 112.716751] 1fe0: 00000004 bee89788 b6ece94f b6e54c66 [ 112.721864] irq event stamp: 0 [ 112.724938] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.730552] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.738052] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.745620] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.751251] ---[ end trace 1a3cba81bc0cf47f ]--- [ 112.755886] lkdtm: Overflow detected: saturated # [ 112.429059] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 112.437886] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 112.447027] ------------[ cut here ]------------ # [ 112.453463] WARNING: CPU: 3 PID: 2745 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 112.461952] refcount_t: saturated; leaking memory. # [ 112.466759] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 112.495934] CPU: 3 PID: 2745 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 112.503685] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.510216] Backtrace: # [ 112.512693] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.520271] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 112.525944] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.533267] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.540237] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 # [ 112.547993] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.555484] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6b10000 # [ 112.561160] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 112.570128] r9:c1acfa84 r8:c15e7d98 r7:c6b11f60 r6:0000001f r5:c44d1000 r4:7fffffff # [ 112.577884] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 112.588330] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 112.599984] r5:c44d1000 r4:c6b10000 # [ 112.603576] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.613494] r4:0000002d # [ 112.616038] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.624055] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.631981] r9:c6b11f60 r8:c51e0000 r7:0000001f r6:b6e19000 r5:c4016dc0 r4:c0c2d878 # [ 112.639738] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.647575] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6e19000 r5:c4016dc0 r4:00000000 # [ 112.655327] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.662469] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6b10000 r5:c4016dc0 # [ 112.670302] r4:c4016dc0 # [ 112.672846] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.679989] r9:c6b10000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:0000001f r4:0000001f # [ 112.687744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.695318] Exception stack(0xc6b11fa8 to 0xc6b11ff0) # [ 112.700380] 1fa0: 0000001f 0000001f 00000001 b6e19000 0000001f 00000000 # [ 112.708568] 1fc0: 0000001f 0000001f b6f60e00 00000004 00000001 00000000 00020000 bee89a54 # [ 112.716751] 1fe0: 00000004 bee89788 b6ece94f b6e54c66 # [ 112.721864] irq event stamp: 0 # [ 112.724938] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.730552] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.738052] softirqs last enabled at (0): [] copy_process+0x5c8/0x19[ 113.160551] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 4c # [ 112.745620] softirqs las[ 113.167753] lkdtm: attempting bad refcount_add_not_zero() overflow t disabled at (0): [<00000000>] 0[ 113.176833] ------------[ cut here ]------------ x0 # [ 112.751251] ---[ end tra[ 113.184446] WARNING: CPU: 2 PID: 2779 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ce 1a3cba81bc0cf47f ]--- # [ 11[ 113.195671] refcount_t: saturated; leaking memory. 2.755886] lkdtm: Overflow detecte[ 113.203263] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 d: saturated # REFCOUNT_INC_NOT_[ 113.234965] CPU: 2 PID: 2779 Comm: cat Tainted: G D W 5.10.135-cip13 #1 ZERO_OVERF[L O W1:1 3m.i2s4s5i5n30] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 'call trace:': [[ F A1I13L.]25 877] Backtrace: not ok 44 selftests: lkdtm: REFCO[ 113.258338] [] (dump_backtrace) from [] (show_stack+0x20/0x24) UNT_INC_NOT_ZERO_[O V E1R1F3L.O2W8758] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 .sh # exit=1 # selfte[s t s1:1 3.276501] [] (show_stack) from [] (dump_stack+0xe0/0x100) kdtm: REFCOUNT_ADD_NOT_Z[E R O1_13.286155] [] (dump_stack) from [] (__warn+0xfc/0x16c) VERFLOW.sh[ 113.295539] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 [ 113.304326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.311817] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 [ 113.317494] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 113.326462] r9:c1acfaa4 r8:c15e7d98 r7:c6edbf60 r6:0000001f r5:c6ba1000 r4:7fffffff [ 113.334220] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 113.344668] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 113.356322] r5:c6ba1000 r4:c6eda000 [ 113.359917] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.369836] r4:0000002e [ 113.372382] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.380400] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.388325] r9:c6edbf60 r8:c51e0000 r7:0000001f r6:b6e68000 r5:c580a3c0 r4:c0c2d878 [ 113.396082] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.403921] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e68000 r5:c580a3c0 r4:00000000 [ 113.411673] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.418816] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6eda000 r5:c580a3c0 [ 113.426651] r4:c580a3c0 [ 113.429194] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.436336] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:0000001f r4:0000001f [ 113.444091] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.451664] Exception stack(0xc6edbfa8 to 0xc6edbff0) [ 113.456724] bfa0: 0000001f 0000001f 00000001 b6e68000 0000001f 00000000 [ 113.464912] bfc0: 0000001f 0000001f b6fafe00 00000004 00000001 00000000 00020000 bef6fa54 [ 113.473095] bfe0: 00000004 bef6f788 b6f1d94f b6ea3c66 [ 113.478217] irq event stamp: 0 [ 113.481313] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.486911] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.494448] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.501976] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.507563] ---[ end trace 1a3cba81bc0cf480 ]--- [ 113.512222] lkdtm: Overflow detected: saturated # [ 113.160551] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 113.167753] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 113.176833] ------------[ cut here ]------------ # [ 113.184446] WARNING: CPU: 2 PID: 2779 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 113.195671] refcount_t: saturated; leaking memory. # [ 113.203263] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 113.234965] CPU: 2 PID: 2779 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 113.245530] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.253877] Backtrace: # [ 113.258338] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.268758] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 113.276501] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.286155] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.295539] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 # [ 113.304326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.311817] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 # [ 113.317494] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 113.326462] r9:c1acfaa4 r8:c15e7d98 r7:c6edbf60 r6:0000001f r5:c6ba1000 r4:7fffffff # [ 113.334220] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 113.344668] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 113.356322] r5:c6ba1000 r4:c6eda000 # [ 113.359917] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.369836] r4:0000002e # [ 113.372382] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.380400] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.388325] r9:c6edbf60 r8:c51e0000 r7:0000001f r6:b6e68000 r5:c580a3c0 r4:c0c2d878 # [ 113.396082] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.403921] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e68000 r5:c580a3c0 r4:00000000 # [ 113.411673] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.418816] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6eda000 r5:c580a3c0 # [ 113.426651] r4:c580a3c0 # [ 113.429194] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.436336] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:0000001f r4:0000001f # [ 113.444091] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.451664] Exception stack(0xc6edbfa8 to 0xc6edbff0) # [ 113.456724] bfa0: 0000001f 0000001f 00000001 b6e68000 0000001f 00000000 # [ 113.464912] bfc0: 0000001f 0000001f b6fafe00 00000004 00000001 00000000 00020000 bef6fa54 # [ 113.473095] bfe0: 00000004 bef6f788 b6f1d94f b6ea3c66 # [ 113.478217] irq event stamp: 0 # [ 113.481313] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.486911] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.494448] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.501976] softirqs last disabl[ 113.919576] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO ed at (0): [<00000000>] 0x0 # [ [ 113.926639] lkdtm: attempting good refcount_dec() 113.507563] ---[ end trace 1a3cb[ 113.934136] lkdtm: attempting bad refcount_dec() to zero a81bc0cf480 ]--- # [ 113.512222[ 113.942408] ------------[ cut here ]------------ ] lkdtm: Overflow detected: satur[ 113.949792] WARNING: CPU: 2 PID: 2813 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 ated # REFCOUNT_ADD_NOT_ZERO_OVE[ 113.961097] refcount_t: decrement hit 0; leaking memory. RFLOW: missing 'call trace:': [FA[ 113.969232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 IL] not ok 45 selftests: lkdtm: [ 114.000985] CPU: 2 PID: 2813 Comm: cat Tainted: G D W 5.10.135-cip13 #1 REFCOUNT_[A D D1_1N4O.T0_1Z1E5R4O] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _OVERFLOW.sh # exi[t = 111 4#. 019802] Backtrace: elftests: lkdtm: REFCOUNT_DEC_ZER[ 114.024434] [] (dump_backtrace) from [] (show_stack+0x20/0x24) O.sh [ 114.034854] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 114.041037] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.048360] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.055330] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 [ 114.063087] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.070579] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c69f4000 [ 114.076255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 114.085222] r9:c1acfac4 r8:c15e7d98 r7:c69f5f60 r6:00000012 r5:c6ba1000 r4:c69f4000 [ 114.092978] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 114.102644] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 114.112401] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.121191] r4:0000002f [ 114.123736] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.131754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.139680] r9:c69f5f60 r8:c51e0000 r7:00000012 r6:b6e2e000 r5:c68bfe00 r4:c0c2d878 [ 114.147436] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.155274] r9:c07f4cb4 r8:c69f5f60 r7:c2816000 r6:b6e2e000 r5:c68bfe00 r4:00000000 [ 114.163026] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.170168] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c69f4000 r5:c68bfe00 [ 114.178002] r4:c68bfe00 [ 114.180545] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.187687] r9:c69f4000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 [ 114.195441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.203015] Exception stack(0xc69f5fa8 to 0xc69f5ff0) [ 114.208076] 5fa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 [ 114.216263] 5fc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 bec16a54 [ 114.224447] 5fe0: 00000004 bec16788 b6ee394f b6e69c66 [ 114.229575] irq event stamp: 0 [ 114.232677] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.238270] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.245799] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.253322] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.258905] ---[ end trace 1a3cba81bc0cf481 ]--- [ 114.263559] lkdtm: Zero detected: saturated # [ 113.919576] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 113.926639] lkdtm: attempting good refcount_dec() # [ 113.934136] lkdtm: attempting bad refcount_dec() to zero # [ 113.942408] ------------[ cut here ]------------ # [ 113.949792] WARNING: CPU: 2 PID: 2813 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 113.961097] refcount_t: decrement hit 0; leaking memory. # [ 113.969232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.000985] CPU: 2 PID: 2813 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 114.011540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.019802] Backtrace: # [ 114.024434] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.034854] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 114.041037] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.048360] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.055330] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 # [ 114.063087] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.070579] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c69f4000 # [ 114.076255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 114.085222] r9:c1acfac4 r8:c15e7d98 r7:c69f5f60 r6:00000012 r5:c6ba1000 r4:c69f4000 # [ 114.092978] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 114.102644] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 114.112401] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.121191] r4:0000002f # [ 114.123736] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.131754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.139680] r9:c69f5f60 r8:c51e0000 r7:00000012 r6:b6e2e000 r5:c68bfe00 r4:c0c2d878 # [ 114.147436] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.155274] r9:c07f4cb4 r8:c69f5f60 r7:c2816000 r6:b6e2e000 r5:c68bfe00 r4:00000000 # [ 114.163026] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.170168] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c69f4000 r5:c68bfe00 # [ 114.178002] r4:c68bfe00 # [ 114.180545] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.187687] r9:c69f4000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 # [ 114.195441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.203015] Exception stack(0xc69f5fa8 to 0xc69f5ff0) # [ 114.208076] 5fa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 # [ 114.216263] 5fc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 bec16a54 # [ 114.224447] 5fe0: 00000004 bec16788 b6ee394f b6e69c66 # [ 114.229575] irq event stamp: 0 # [ 114.232677] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.238270] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.245799] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.253322] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.258905] ---[ end trace 1a3cba81bc0cf481 ]--- # [ 114.263559] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFC[ 114.695217] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE OUNT_DEC_NEGATIVE.sh [ 114.704170] lkdtm: attempting bad refcount_dec() below zero [ 114.711593] ------------[ cut here ]------------ [ 114.716278] WARNING: CPU: 3 PID: 2850 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 114.724834] refcount_t: decrement hit 0; leaking memory. [ 114.730210] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 114.759347] CPU: 3 PID: 2850 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 114.767096] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.773628] Backtrace: [ 114.776103] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.783682] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 114.789355] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.796679] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.803649] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 [ 114.811404] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.818894] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c6b8c000 [ 114.824573] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 114.833539] r9:c1acfad8 r8:c15e7d98 r7:c6b8df60 r6:00000016 r5:00000000 r4:c6b8c000 [ 114.841298] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 114.850962] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 114.861066] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.870203] r5:c44d1000 r4:00000030 [ 114.873790] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.881809] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.889733] r9:c6b8df60 r8:c51e0000 r7:00000016 r6:b6e7f000 r5:c42363c0 r4:c0c2d878 [ 114.897489] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.905327] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6e7f000 r5:c42363c0 r4:00000000 [ 114.913078] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.920222] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b8c000 r5:c42363c0 [ 114.928055] r4:c42363c0 [ 114.930598] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.937741] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000016 r4:00000016 [ 114.945496] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.953070] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) [ 114.958131] dfa0: 00000016 00000016 00000001 b6e7f000 00000016 00000000 [ 114.966318] dfc0: 00000016 00000016 b6fc6e00 00000004 00000001 00000000 00020000 bed86a54 [ 114.974501] dfe0: 00000004 bed86788 b6f3494f b6ebac66 [ 114.979619] irq event stamp: 0 [ 114.982720] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.988328] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.995863] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.003385] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.008978] ---[ end trace 1a3cba81bc0cf482 ]--- [ 115.013650] lkdtm: Negative detected: saturated # [ 114.695217] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 114.704170] lkdtm: attempting bad refcount_dec() below zero # [ 114.711593] ------------[ cut here ]------------ # [ 114.716278] WARNING: CPU: 3 PID: 2850 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 114.724834] refcount_t: decrement hit 0; leaking memory. # [ 114.730210] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.759347] CPU: 3 PID: 2850 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 114.767096] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.773628] Backtrace: # [ 114.776103] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.783682] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 114.789355] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.796679] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.803649] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 # [ 114.811404] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.818894] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c6b8c000 # [ 114.824573] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 114.833539] r9:c1acfad8 r8:c15e7d98 r7:c6b8df60 r6:00000016 r5:00000000 r4:c6b8c000 # [ 114.841298] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 114.850962] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 114.861066] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.870203] r5:c44d1000 r4:00000030 # [ 114.873790] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.881809] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.889733] r9:c6b8df60 r8:c51e0000 r7:00000016 r6:b6e7f000 r5:c42363c0 r4:c0c2d878 # [ 114.897489] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.905327] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6e7f000 r5:c42363c0 r4:00000000 # [ 114.913078] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.920222] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b8c000 r5:c42363c0 # [ 114.928055] r4:c42363c0 # [ 114.930598] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.937741] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000016 r4:00000016 # [ 114.945496] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.953070] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) # [ 114.958131] dfa0: 00000016 00000016 00000001 b6e7f000 00000016 00000000 # [ 114.966318] dfc0: 00000016 00000016 b6fc6e00 00000004 00000001 00000000 00020000 bed86a54 # [ 114.974501] dfe0: 00000004 bed86788 b6f3494f b6ebac66 # [ 114.979619] irq event stamp: 0 # [ 114.982720] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.988328] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.995863] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.003385] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.008978] ---[ end trace 1a3cba81bc0cf482 ]--- # [ 115.013650] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REF[ 115.439218] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE COUNT_DEC_NEGATIVE.sh # selftest[ 115.447814] lkdtm: attempting bad refcount_dec_and_test() below zero s: lkdtm: REFCOUNT_DEC_AND_TEST_N[ 115.457955] ------------[ cut here ]------------ EGATIVE.sh [ 115.464547] WARNING: CPU: 0 PID: 2885 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 115.474088] refcount_t: underflow; use-after-free. [ 115.478888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 115.508042] CPU: 0 PID: 2885 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 115.515792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.522324] Backtrace: [ 115.524797] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.532374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 115.538046] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.545369] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.552339] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 [ 115.560094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.567582] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6ac6000 [ 115.573256] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 115.582308] r9:c1acfaf0 r8:c15e7d98 r7:c6ac7f60 r6:0000001f r5:00000000 r4:c6ac6000 [ 115.590070] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 115.600518] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 115.612179] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.622098] r5:c44f3000 r4:00000031 [ 115.625685] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.633703] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.641628] r9:c6ac7f60 r8:c51e0000 r7:0000001f r6:b6e2f000 r5:c401aa00 r4:c0c2d878 [ 115.649384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.657221] r9:c07f4cb4 r8:c6ac7f60 r7:c2816000 r6:b6e2f000 r5:c401aa00 r4:00000000 [ 115.664973] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.672115] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6ac6000 r5:c401aa00 [ 115.679948] r4:c401aa00 [ 115.682491] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.689633] r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:0000001f r4:0000001f [ 115.697389] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.704962] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0) [ 115.710022] 7fa0: 0000001f 0000001f 00000001 b6e2f000 0000001f 00000000 [ 115.718210] 7fc0: 0000001f 0000001f b6f76e00 00000004 00000001 00000000 00020000 becb0a54 [ 115.726391] 7fe0: 00000004 becb0788 b6ee494f b6e6ac66 [ 115.731474] irq event stamp: 0 [ 115.734546] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.740157] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.747653] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.755167] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.760771] ---[ end trace 1a3cba81bc0cf483 ]--- [ 115.765399] lkdtm: Negative detected: saturated # [ 115.439218] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 115.447814] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 115.457955] ------------[ cut here ]------------ # [ 115.464547] WARNING: CPU: 0 PID: 2885 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 115.474088] refcount_t: underflow; use-after-free. # [ 115.478888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 115.508042] CPU: 0 PID: 2885 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 115.515792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.522324] Backtrace: # [ 115.524797] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.532374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 115.538046] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.545369] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.552339] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 # [ 115.560094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.567582] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6ac6000 # [ 115.573256] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 115.582308] r9:c1acfaf0 r8:c15e7d98 r7:c6ac7f60 r6:0000001f r5:00000000 r4:c6ac6000 # [ 115.590070] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 115.600518] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 115.612179] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.622098] r5:c44f3000 r4:00000031 # [ 115.625685] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.633703] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.641628] r9:c6ac7f60 r8:c51e0000 r7:0000001f r6:b6e2f000 r5:c401aa00 r4:c0c2d878 # [ 115.649384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.657221] r9:c07f4cb4 r8:c6ac7f60 r7:c2816000 r6:b6e2f000 r5:c401aa00 r4:00000000 # [ 115.664973] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.672115] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6ac6000 r5:c401aa00 # [ 115.679948] r4:c401aa00 # [ 115.682491] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.689633] r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:0000001f r4:0000001f # [ 115.697389] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.704962] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0) # [ 115.710022] 7fa0: 0000001f 0000001f 00000001 b6e2f000 0000001f 00000000 # [ 115.718210] 7fc0: 0000001f 0000001f b6f76e00 00000004 00000001 00000000 00020000 becb0a54 # [ 115.726391] 7fe0: 00000004 becb0788 b6ee494f b6e6ac66 # [ 115.731474] irq event stamp: 0 # [ 115.734546] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.740157] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.747653] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.755167] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.760771] ---[ end trace 1a3cba81bc0cf483 ]--- # [ 115.765399] 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 [ 116.253385] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 116.260256] lkdtm: attempting bad refcount_sub_and_test() below zero [ 116.266626] ------------[ cut here ]------------ [ 116.271409] WARNING: CPU: 3 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 116.280014] refcount_t: underflow; use-after-free. [ 116.284817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 116.313970] CPU: 3 PID: 2920 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 116.321720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.328252] Backtrace: [ 116.330729] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.338307] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 116.343979] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.351304] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.358275] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 [ 116.366030] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.373518] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6bf6000 [ 116.379193] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 116.388249] r9:c1acfb10 r8:c15e7d98 r7:c6bf7f60 r6:0000001f r5:c6ccb000 r4:c6bf6000 [ 116.396010] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 116.406461] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 116.418122] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.428041] r4:00000032 [ 116.430586] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.438603] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.446526] r9:c6bf7f60 r8:c51e0000 r7:0000001f r6:b6e86000 r5:c401fb80 r4:c0c2d878 [ 116.454284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.462124] r9:c07f4cb4 r8:c6bf7f60 r7:c2816000 r6:b6e86000 r5:c401fb80 r4:00000000 [ 116.469876] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.477020] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c6bf6000 r5:c401fb80 [ 116.484852] r4:c401fb80 [ 116.487394] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.494538] r9:c6bf6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:0000001f r4:0000001f [ 116.502294] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.509868] Exception stack(0xc6bf7fa8 to 0xc6bf7ff0) [ 116.514928] 7fa0: 0000001f 0000001f 00000001 b6e86000 0000001f 00000000 [ 116.523113] 7fc0: 0000001f 0000001f b6fcde00 00000004 00000001 00000000 00020000 beafca54 [ 116.531296] 7fe0: 00000004 beafc788 b6f3b94f b6ec1c66 [ 116.536412] irq event stamp: 0 [ 116.539484] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.545100] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.552662] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.560211] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.565833] ---[ end trace 1a3cba81bc0cf484 ]--- [ 116.570496] lkdtm: Negative detected: saturated # [ 116.253385] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 116.260256] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 116.266626] ------------[ cut here ]------------ # [ 116.271409] WARNING: CPU: 3 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 116.280014] refcount_t: underflow; use-after-free. # [ 116.284817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 116.313970] CPU: 3 PID: 2920 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 116.321720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.328252] Backtrace: # [ 116.330729] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.338307] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 116.343979] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.351304] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.358275] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 # [ 116.366030] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.373518] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6bf6000 # [ 116.379193] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 116.388249] r9:c1acfb10 r8:c15e7d98 r7:c6bf7f60 r6:0000001f r5:c6ccb000 r4:c6bf6000 # [ 116.396010] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 116.406461] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 116.418122] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.428041] r4:00000032 # [ 116.430586] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.438603] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.446526] r9:c6bf7f60 r8:c51e0000 r7:0000001f r6:b6e86000 r5:c401fb80 r4:c0c2d878 # [ 116.454284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.462124] r9:c07f4cb4 r8:c6bf7f60 r7:c2816000 r6:b6e86000 r5:c401fb80 r4:00000000 # [ 116.469876] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.477020] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c6bf6000 r5:c401fb80 # [ 116.484852] r4:c401fb80 # [ 116.487394] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.494538] r9:c6bf6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:0000001f r4:0000001f # [ 116.502294] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.509868] Exception stack(0xc6bf7fa8 to 0xc6bf7ff0) # [ 116.514928] 7fa0: 0000001f 0000001f 00000001 b6e86000 0000001f 00000000 # [ 116.523113] 7fc0: 0000001f 0000001f b6fcde00 00000004 00000001 00000000 00020000 beafca54 # [ 116.531296] 7fe0: 00000004 beafc788 b6f3b94f b6ec1c66 # [ 116.536412] irq event stamp: 0 # [ 116.539484] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.545100] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.552662] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.560211] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.565833] ---[ end trace 1a3cba81bc0cf484 ]--- # [ 116.570496] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative[ 116.997710] lkdtm: Performing direct entry REFCOUNT_INC_ZERO detected: saturated': ok ok 49 [ 117.005399] lkdtm: attempting safe refcount_inc_not_zero() from zero selftests: lkdtm: REFCOUNT_SUB_AN[ 117.014612] lkdtm: Good: zero detected D_TEST_NEGATIVE.sh # selftests: [ 117.021185] lkdtm: Correctly stayed at zero lkdtm: REFCOUNT[_ I N1C1_7Z.E0R2O195] lkdtm: attempting bad refcount_inc() from zero .sh [ 117.035740] ------------[ cut here ]------------ [ 117.040784] WARNING: CPU: 2 PID: 2952 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 117.049318] refcount_t: addition on 0; use-after-free. [ 117.054497] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 117.083639] CPU: 2 PID: 2952 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 117.091390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.097922] Backtrace: [ 117.100397] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.107975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 117.113652] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.120974] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.127945] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b64 [ 117.135701] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.143190] r7:00000019 r6:c1a23b64 r5:c1a23b74 r4:c6e92000 [ 117.148865] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 117.157917] r9:c1acfb30 r8:c15e7d98 r7:c6e93f60 r6:00000012 r5:00000000 r4:c6e92000 [ 117.165678] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 117.175349] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 117.185099] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.193891] r5:c5f3e000 r4:00000033 [ 117.197477] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.205495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.213418] r9:c6e93f60 r8:c51e0000 r7:00000012 r6:b6df4000 r5:c2fdea00 r4:c0c2d878 [ 117.221175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.229013] r9:c07f4cb4 r8:c6e93f60 r7:c2816000 r6:b6df4000 r5:c2fdea00 r4:00000000 [ 117.236766] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.243909] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c6e92000 r5:c2fdea00 [ 117.251742] r4:c2fdea00 [ 117.254285] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.261428] r9:c6e92000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 [ 117.269182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.276756] Exception stack(0xc6e93fa8 to 0xc6e93ff0) [ 117.281816] 3fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 [ 117.290003] 3fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 bec3ba54 [ 117.298184] 3fe0: 00000004 bec3b788 b6ea994f b6e2fc66 [ 117.303283] irq event stamp: 0 [ 117.306356] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.311977] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.319479] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.327060] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.332708] ---[ end trace 1a3cba81bc0cf485 ]--- [ 117.337346] lkdtm: Zero detected: saturated # [ 116.997710] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 117.005399] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 117.014612] lkdtm: Good: zero detected # [ 117.021185] lkdtm: Correctly stayed at zero # [ 117.028195] lkdtm: attempting bad refcount_inc() from zero # [ 117.035740] ------------[ cut here ]------------ # [ 117.040784] WARNING: CPU: 2 PID: 2952 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 117.049318] refcount_t: addition on 0; use-after-free. # [ 117.054497] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 117.083639] CPU: 2 PID: 2952 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 117.091390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.097922] Backtrace: # [ 117.100397] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.107975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 117.113652] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.120974] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.127945] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b64 # [ 117.135701] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.143190] r7:00000019 r6:c1a23b64 r5:c1a23b74 r4:c6e92000 # [ 117.148865] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 117.157917] r9:c1acfb30 r8:c15e7d98 r7:c6e93f60 r6:00000012 r5:00000000 r4:c6e92000 # [ 117.165678] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 117.175349] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 117.185099] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.193891] r5:c5f3e000 r4:00000033 # [ 117.197477] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.205495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.213418] r9:c6e93f60 r8:c51e0000 r7:00000012 r6:b6df4000 r5:c2fdea00 r4:c0c2d878 # [ 117.221175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.229013] r9:c07f4cb4 r8:c6e93f60 r7:c2816000 r6:b6df4000 r5:c2fdea00 r4:00000000 # [ 117.236766] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.243909] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c6e92000 r5:c2fdea00 # [ 117.251742] r4:c2fdea00 # [ 117.254285] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.261428] r9:c6e92000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 # [ 117.269182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.276756] Exception stack(0xc6e93fa8 to 0xc6e93ff0) # [ 117.281816] 3fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 # [ 117.290003] 3fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 bec3ba54 # [ 117.298184] 3fe0: 00000004 bec3b788 b6ea994f b6e2fc66 # [ 117.303283] irq event stamp: 0 # [ 117.306356] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.311977] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.319479] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.327060] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.332708] ---[ end trace 1a3cba81bc0cf485 ]--- # [ 117.337346] 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 [ 117.802795] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 117.808475] lkdtm: attempting safe refcount_add_not_zero() from zero [ 117.814925] lkdtm: Good: zero detected [ 117.818687] lkdtm: Correctly stayed at zero [ 117.822937] lkdtm: attempting bad refcount_add() from zero [ 117.828436] ------------[ cut here ]------------ [ 117.833138] WARNING: CPU: 1 PID: 2986 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 117.841708] refcount_t: addition on 0; use-after-free. [ 117.846856] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 117.876022] CPU: 1 PID: 2986 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 117.883773] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.890305] Backtrace: [ 117.892778] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.900357] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 117.906030] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.913356] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.920325] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b64 [ 117.928081] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.935570] r7:00000019 r6:c1a23b64 r5:c1a23b74 r4:c6b8c000 [ 117.941243] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 117.950296] r9:c1acfb44 r8:c15e7d98 r7:c6b8df60 r6:00000012 r5:00000000 r4:c6b8c000 [ 117.958057] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 117.967726] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 117.977478] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.986268] r5:c6aab000 r4:00000034 [ 117.989856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.997872] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.005797] r9:c6b8df60 r8:c51e0000 r7:00000012 r6:b6df0000 r5:c4374780 r4:c0c2d878 [ 118.013553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.021391] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6df0000 r5:c4374780 r4:00000000 [ 118.029143] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.036287] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6b8c000 r5:c4374780 [ 118.044120] r4:c4374780 [ 118.046662] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.053805] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000012 r4:00000012 [ 118.061559] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.069133] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) [ 118.074194] dfa0: 00000012 00000012 00000001 b6df0000 00000012 00000000 [ 118.082380] dfc0: 00000012 00000012 b6f37e00 00000004 00000001 00000000 00020000 bebcda54 [ 118.090562] dfe0: 00000004 bebcd788 b6ea594f b6e2bc66 [ 118.095700] irq event stamp: 0 [ 118.098772] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.104401] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.111953] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.119475] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.125128] ---[ end trace 1a3cba81bc0cf486 ]--- [ 118.129766] lkdtm: Zero detected: saturated # [ 117.802795] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 117.808475] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 117.814925] lkdtm: Good: zero detected # [ 117.818687] lkdtm: Correctly stayed at zero # [ 117.822937] lkdtm: attempting bad refcount_add() from zero # [ 117.828436] ------------[ cut here ]------------ # [ 117.833138] WARNING: CPU: 1 PID: 2986 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 117.841708] refcount_t: addition on 0; use-after-free. # [ 117.846856] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 117.876022] CPU: 1 PID: 2986 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 117.883773] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.890305] Backtrace: # [ 117.892778] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.900357] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 117.906030] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.913356] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.920325] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b64 # [ 117.928081] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.935570] r7:00000019 r6:c1a23b64 r5:c1a23b74 r4:c6b8c000 # [ 117.941243] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 117.950296] r9:c1acfb44 r8:c15e7d98 r7:c6b8df60 r6:00000012 r5:00000000 r4:c6b8c000 # [ 117.958057] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 117.967726] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 117.977478] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.986268] r5:c6aab000 r4:00000034 # [ 117.989856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.997872] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.005797] r9:c6b8df60 r8:c51e0000 r7:00000012 r6:b6df0000 r5:c4374780 r4:c0c2d878 # [ 118.013553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.021391] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6df0000 r5:c4374780 r4:00000000 # [ 118.029143] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.036287] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6b8c000 r5:c4374780 # [ 118.044120] r4:c4374780 # [ 118.046662] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.053805] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000012 r4:00000012 # [ 118.061559] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.069133] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) # [ 118.074194] dfa0: 00000012 00000012 00000001 b6df0000 00000012 00000000 # [ 118.082380] dfc0: 00000012 00000012 b6f37e00 00000004 00000001 00000000 00020000 bebcda54 # [ 118.090562] dfe0: 00000004 bebcd788 b6ea594f b6e2bc66 # [ 118.095700] irq event stamp: 0 # [ 118.098772] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.104401] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.111953] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.119475] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.125128] ---[ end trace 1a3cba81bc0cf486 ]--- # [ 118.129766] 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 [ 118.606053] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 118.612230] lkdtm: attempting bad refcount_inc() from saturated [ 118.618162] ------------[ cut here ]------------ [ 118.622868] WARNING: CPU: 3 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 118.631362] refcount_t: saturated; leaking memory. [ 118.636163] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 118.665326] CPU: 3 PID: 3023 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 118.673076] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.679610] Backtrace: [ 118.682088] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.689666] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 118.695339] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.702662] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.709632] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 [ 118.717387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.724876] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6b8c000 [ 118.730553] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 118.739518] r9:c1acfb58 r8:c15e7d98 r7:c6b8df60 r6:00000017 r5:c6ccb000 r4:c6b8c000 [ 118.747278] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 118.756947] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 118.767131] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.776352] r4:00000035 [ 118.778895] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.786915] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.794840] r9:c6b8df60 r8:c51e0000 r7:00000017 r6:b6df1000 r5:c401a3c0 r4:c0c2d878 [ 118.802597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.810435] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6df1000 r5:c401a3c0 r4:00000000 [ 118.818188] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.825331] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c6b8c000 r5:c401a3c0 [ 118.833163] r4:c401a3c0 [ 118.835705] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.842848] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000017 r4:00000017 [ 118.850603] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.858176] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) [ 118.863237] dfa0: 00000017 00000017 00000001 b6df1000 00000017 00000000 [ 118.871424] dfc0: 00000017 00000017 b6f38e00 00000004 00000001 00000000 00020000 bec7da54 [ 118.879606] dfe0: 00000004 bec7d788 b6ea694f b6e2cc66 [ 118.884727] irq event stamp: 0 [ 118.887800] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.893425] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.900965] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.908506] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.914153] ---[ end trace 1a3cba81bc0cf487 ]--- [ 118.918788] lkdtm: Saturation detected: still saturated # [ 118.606053] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 118.612230] lkdtm: attempting bad refcount_inc() from saturated # [ 118.618162] ------------[ cut here ]------------ # [ 118.622868] WARNING: CPU: 3 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.631362] refcount_t: saturated; leaking memory. # [ 118.636163] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 118.665326] CPU: 3 PID: 3023 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 118.673076] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.679610] Backtrace: # [ 118.682088] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.689666] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 118.695339] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.702662] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.709632] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 # [ 118.717387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.724876] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6b8c000 # [ 118.730553] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.739518] r9:c1acfb58 r8:c15e7d98 r7:c6b8df60 r6:00000017 r5:c6ccb000 r4:c6b8c000 # [ 118.747278] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.756947] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 118.767131] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.776352] r4:00000035 # [ 118.778895] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.786915] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.794840] r9:c6b8df60 r8:c51e0000 r7:00000017 r6:b6df1000 r5:c401a3c0 r4:c0c2d878 # [ 118.802597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.810435] r9:c07f4cb4 r8:c6b8df60 r7:c2816000 r6:b6df1000 r5:c401a3c0 r4:00000000 # [ 118.818188] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.825331] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c6b8c000 r5:c401a3c0 # [ 118.833163] r4:c401a3c0 # [ 118.835705] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.842848] r9:c6b8c000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000017 r4:00000017 # [ 118.850603] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.858176] Exception stack(0xc6b8dfa8 to 0xc6b8dff0) # [ 118.863237] dfa0: 00000017 00000017 00000001 b6df1000 00000017 00000000 # [ 118.871424] dfc0: 00000017 00000017 b6f38e00 00000004 00000001 00000000 00020000 bec7da54 # [ 118.879606] dfe0: 00000004 bec7d788 b6ea694f b6e2cc66 # [ 118.884727] irq event stamp: 0 # [ 118.887800] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.893425] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.900965] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.908506] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.914153] ---[ end trace 1a3cba81bc0cf487 ]--- # [ 118.918788] 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 [ 119.404451] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 119.410630] lkdtm: attempting bad refcount_dec() from saturated [ 119.416567] ------------[ cut here ]------------ [ 119.421365] WARNING: CPU: 3 PID: 3058 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 119.429842] refcount_t: decrement hit 0; leaking memory. [ 119.435220] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 119.464372] CPU: 3 PID: 3058 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 119.472121] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.478654] Backtrace: [ 119.481130] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.488709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 119.494384] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.501708] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.508678] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 [ 119.516434] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.523922] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c6b10000 [ 119.529597] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 119.538564] r9:c1acfb70 r8:c15e7d98 r7:c6b11f60 r6:00000017 r5:c6ccb000 r4:c6b10000 [ 119.546321] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 119.555986] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 119.566176] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.575398] r4:00000036 [ 119.577943] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.585960] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.593885] r9:c6b11f60 r8:c51e0000 r7:00000017 r6:b6dd6000 r5:c433b400 r4:c0c2d878 [ 119.601643] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.609481] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6dd6000 r5:c433b400 r4:00000000 [ 119.617232] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.624376] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6b10000 r5:c433b400 [ 119.632210] r4:c433b400 [ 119.634753] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.641897] r9:c6b10000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000017 r4:00000017 [ 119.649652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.657226] Exception stack(0xc6b11fa8 to 0xc6b11ff0) [ 119.662285] 1fa0: 00000017 00000017 00000001 b6dd6000 00000017 00000000 [ 119.670473] 1fc0: 00000017 00000017 b6f1de00 00000004 00000001 00000000 00020000 bebfda54 [ 119.678656] 1fe0: 00000004 bebfd788 b6e8b94f b6e11c66 [ 119.683774] irq event stamp: 0 [ 119.686847] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.692466] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.700007] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.707519] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.713171] ---[ end trace 1a3cba81bc0cf488 ]--- [ 119.717803] lkdtm: Saturation detected: still saturated # [ 119.404451] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 119.410630] lkdtm: attempting bad refcount_dec() from saturated # [ 119.416567] ------------[ cut here ]------------ # [ 119.421365] WARNING: CPU: 3 PID: 3058 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 119.429842] refcount_t: decrement hit 0; leaking memory. # [ 119.435220] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 119.464372] CPU: 3 PID: 3058 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 119.472121] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.478654] Backtrace: # [ 119.481130] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.488709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.494384] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.501708] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.508678] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b64 # [ 119.516434] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.523922] r7:0000001f r6:c1a23b64 r5:c1a23bc8 r4:c6b10000 # [ 119.529597] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 119.538564] r9:c1acfb70 r8:c15e7d98 r7:c6b11f60 r6:00000017 r5:c6ccb000 r4:c6b10000 # [ 119.546321] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 119.555986] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 119.566176] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.575398] r4:00000036 # [ 119.577943] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.585960] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.593885] r9:c6b11f60 r8:c51e0000 r7:00000017 r6:b6dd6000 r5:c433b400 r4:c0c2d878 # [ 119.601643] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.609481] r9:c07f4cb4 r8:c6b11f60 r7:c2816000 r6:b6dd6000 r5:c433b400 r4:00000000 # [ 119.617232] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.624376] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6b10000 r5:c433b400 # [ 119.632210] r4:c433b400 # [ 119.634753] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.641897] r9:c6b10000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000017 r4:00000017 # [ 119.649652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.657226] Exception stack(0xc6b11fa8 to 0xc6b11ff0) # [ 119.662285] 1fa0: 00000017 00000017 00000001 b6dd6000 00000017 00000000 # [ 119.670473] 1fc0: 00000017 00000017 b6f1de00 00000004 00000001 00000000 00020000 bebfda54 # [ 119.678656] 1fe0: 00000004 bebfd788 b6e8b94f b6e11c66 # [ 119.683774] irq event stamp: 0 # [ 119.686847] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.692466] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.700007] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.707519] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.713171] ---[ end trace 1a3cba81bc0cf488 ]--- # [ 119.717803] 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 [ 120.171851] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 120.177966] lkdtm: attempting bad refcount_dec() from saturated [ 120.184077] ------------[ cut here ]------------ [ 120.188775] WARNING: CPU: 0 PID: 3093 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 120.197318] refcount_t: saturated; leaking memory. [ 120.202205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 120.231697] CPU: 0 PID: 3093 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 120.239447] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.245978] Backtrace: [ 120.248455] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.256033] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.261706] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.269028] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.275998] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 [ 120.283754] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.291245] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6ac6000 [ 120.296921] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 120.305886] r9:c1acfb88 r8:c15e7d98 r7:c6ac7f60 r6:00000017 r5:c6dff000 r4:c6ac6000 [ 120.313646] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 120.323313] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 120.333500] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.342723] r4:00000037 [ 120.345267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.353286] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.361212] r9:c6ac7f60 r8:c51e0000 r7:00000017 r6:b6dfb000 r5:c6928000 r4:c0c2d878 [ 120.368968] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.376807] r9:c07f4cb4 r8:c6ac7f60 r7:c2816000 r6:b6dfb000 r5:c6928000 r4:00000000 [ 120.384561] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.391704] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c6ac6000 r5:c6928000 [ 120.399540] r4:c6928000 [ 120.402083] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.409226] r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000017 r4:00000017 [ 120.416983] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.424557] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0) [ 120.429619] 7fa0: 00000017 00000017 00000001 b6dfb000 00000017 00000000 [ 120.437808] 7fc0: 00000017 00000017 b6f42e00 00000004 00000001 00000000 00020000 bef80a54 [ 120.445990] 7fe0: 00000004 bef80788 b6eb094f b6e36c66 [ 120.451075] irq event stamp: 0 [ 120.454146] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.459733] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.467251] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.474766] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.480370] ---[ end trace 1a3cba81bc0cf489 ]--- [ 120.484997] lkdtm: Saturation detected: still saturated # [ 120.171851] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 120.177966] lkdtm: attempting bad refcount_dec() from saturated # [ 120.184077] ------------[ cut here ]------------ # [ 120.188775] WARNING: CPU: 0 PID: 3093 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.197318] refcount_t: saturated; leaking memory. # [ 120.202205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 120.231697] CPU: 0 PID: 3093 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 120.239447] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.245978] Backtrace: # [ 120.248455] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.256033] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.261706] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.269028] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.275998] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b64 # [ 120.283754] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.291245] r7:00000016 r6:c1a23b64 r5:c1a23b3c r4:c6ac6000 # [ 120.296921] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 120.305886] r9:c1acfb88 r8:c15e7d98 r7:c6ac7f60 r6:00000017 r5:c6dff000 r4:c6ac6000 # [ 120.313646] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 120.323313] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 120.333500] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.342723] r4:00000037 # [ 120.345267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.353286] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.361212] r9:c6ac7f60 r8:c51e0000 r7:00000017 r6:b6dfb000 r5:c6928000 r4:c0c2d878 # [ 120.368968] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.376807] r9:c07f4cb4 r8:c6ac7f60 r7:c2816000 r6:b6dfb000 r5:c6928000 r4:00000000 # [ 120.384561] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.391704] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c6ac6000 r5:c6928000 # [ 120.399540] r4:c6928000 # [ 120.402083] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.409226] r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000017 r4:00000017 # [ 120.416983] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.424557] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0) # [ 120.429619] 7fa0: 00000017 00000017 00000001 b6dfb000 00000017 00000000 # [ 120.437808] 7fc0: 00000017 00000017 b6f42e00 00000004 00000001 00000000 00020000 bef80a54 # [ 120.445990] 7fe0: 00000004 bef80788 b6eb094f b6e36c66 # [ 120.451075] irq event stamp: 0 # [ 120.454146] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.459733] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.467251] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.474766] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.480370] ---[ end trace 1a3cba81bc0cf489 ]--- # [ 120.484997] 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 [ 120.958715] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 120.965768] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 120.972562] ------------[ cut here ]------------ [ 120.977218] WARNING: CPU: 1 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 120.985767] refcount_t: saturated; leaking memory. [ 120.990616] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 121.019786] CPU: 1 PID: 3125 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 121.027536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.034069] Backtrace: [ 121.036543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.044122] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.049795] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.057119] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.064091] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 [ 121.071845] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.079335] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 [ 121.085012] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.093980] r9:c1acfba0 r8:c15e7d98 r7:c6edbf60 r6:00000020 r5:c6aa3000 r4:c0000000 [ 121.101738] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.112186] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 121.123927] r5:c6aa3000 r4:c6eda000 [ 121.127520] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.137524] r4:00000038 [ 121.140068] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.148086] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.156011] r9:c6edbf60 r8:c51e0000 r7:00000020 r6:b6e3d000 r5:c68bfa40 r4:c0c2d878 [ 121.163766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.171604] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e3d000 r5:c68bfa40 r4:00000000 [ 121.179357] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.186500] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6eda000 r5:c68bfa40 [ 121.194334] r4:c68bfa40 [ 121.196876] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.204021] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000020 r4:00000020 [ 121.211777] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.219352] Exception stack(0xc6edbfa8 to 0xc6edbff0) [ 121.224413] bfa0: 00000020 00000020 00000001 b6e3d000 00000020 00000000 [ 121.232601] bfc0: 00000020 00000020 b6f84e00 00000004 00000001 00000000 00020000 bec2da54 [ 121.240783] bfe0: 00000004 bec2d788 b6ef294f b6e78c66 [ 121.245913] irq event stamp: 0 [ 121.248985] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.254602] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.262135] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.269631] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.275266] ---[ end trace 1a3cba81bc0cf48a ]--- [ 121.279899] lkdtm: Saturation detected: still saturated # [ 120.958715] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 120.965768] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 120.972562] ------------[ cut here ]------------ # [ 120.977218] WARNING: CPU: 1 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.985767] refcount_t: saturated; leaking memory. # [ 120.990616] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.019786] CPU: 1 PID: 3125 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 121.027536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.034069] Backtrace: # [ 121.036543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.044122] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.049795] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.057119] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.064091] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 # [ 121.071845] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.079335] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eda000 # [ 121.085012] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.093980] r9:c1acfba0 r8:c15e7d98 r7:c6edbf60 r6:00000020 r5:c6aa3000 r4:c0000000 # [ 121.101738] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.112186] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 121.123927] r5:c6aa3000 r4:c6eda000 # [ 121.127520] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.137524] r4:00000038 # [ 121.140068] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.148086] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.156011] r9:c6edbf60 r8:c51e0000 r7:00000020 r6:b6e3d000 r5:c68bfa40 r4:c0c2d878 # [ 121.163766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.171604] r9:c07f4cb4 r8:c6edbf60 r7:c2816000 r6:b6e3d000 r5:c68bfa40 r4:00000000 # [ 121.179357] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.186500] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6eda000 r5:c68bfa40 # [ 121.194334] r4:c68bfa40 # [ 121.196876] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.204021] r9:c6eda000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000020 r4:00000020 # [ 121.211777] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.219352] Exception stack(0xc6edbfa8 to 0xc6edbff0) # [ 121.224413] bfa0: 00000020 00000020 00000001 b6e3d000 00000020 00000000 # [ 121.232601] bfc0: 00000020 00000020 b6f84e00 00000004 00000001 00000000 00020000 bec2da54 # [ 121.240783] bfe0: 00000004 bec2d788 b6ef294f b6e78c66 # [ 121.245913] irq event stamp: 0 # [ 121.248985] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.254602] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.262135] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.269631] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.275266] ---[ end trace 1a3cba81bc0cf48a ]--- # [ 121.279899] 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 [ 121.743571] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 121.750632] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 121.757375] ------------[ cut here ]------------ [ 121.762069] WARNING: CPU: 2 PID: 3159 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 121.770642] refcount_t: saturated; leaking memory. [ 121.775469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 121.804629] CPU: 2 PID: 3159 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 121.812379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.818911] Backtrace: [ 121.821386] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.828963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.834639] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.841962] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.848932] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 [ 121.856686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.864176] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eaa000 [ 121.869851] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.878818] r9:c1acfbc0 r8:c15e7d98 r7:c6eabf60 r6:00000020 r5:c690b000 r4:c0000000 [ 121.886576] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.897024] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 121.908765] r5:c690b000 r4:c6eaa000 [ 121.912357] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.922362] r4:00000039 [ 121.924909] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.932928] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.940853] r9:c6eabf60 r8:c51e0000 r7:00000020 r6:b6e8f000 r5:c433b2c0 r4:c0c2d878 [ 121.948609] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.956447] r9:c07f4cb4 r8:c6eabf60 r7:c2816000 r6:b6e8f000 r5:c433b2c0 r4:00000000 [ 121.964201] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.971344] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6eaa000 r5:c433b2c0 [ 121.979178] r4:c433b2c0 [ 121.981721] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.988865] r9:c6eaa000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:00000020 r4:00000020 [ 121.996621] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.004195] Exception stack(0xc6eabfa8 to 0xc6eabff0) [ 122.009259] bfa0: 00000020 00000020 00000001 b6e8f000 00000020 00000000 [ 122.017447] bfc0: 00000020 00000020 b6fd6e00 00000004 00000001 00000000 00020000 becdda54 [ 122.025630] bfe0: 00000004 becdd788 b6f4494f b6ecac66 [ 122.030761] irq event stamp: 0 [ 122.033834] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.039423] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.046960] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.054521] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.060144] ---[ end trace 1a3cba81bc0cf48b ]--- [ 122.064797] lkdtm: Saturation detected: still saturated # [ 121.743571] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 121.750632] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 121.757375] ------------[ cut here ]------------ # [ 121.762069] WARNING: CPU: 2 PID: 3159 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.770642] refcount_t: saturated; leaking memory. # [ 121.775469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.804629] CPU: 2 PID: 3159 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 121.812379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.818911] Backtrace: # [ 121.821386] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.828963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.834639] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.841962] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.848932] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b64 # [ 121.856686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.864176] r7:00000013 r6:c1a23b64 r5:c1a23b3c r4:c6eaa000 # [ 121.869851] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.878818] r9:c1acfbc0 r8:c15e7d98 r7:c6eabf60 r6:00000020 r5:c690b000 r4:c0000000 # [ 121.886576] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.897024] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 121.908765] r5:c690b000 r4:c6eaa000 # [ 121.912357] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.922362] r4:00000039 # [ 121.924909] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.932928] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.940853] r9:c6eabf60 r8:c51e0000 r7:00000020 r6:b6e8f000 r5:c433b2c0 r4:c0c2d878 # [ 121.948609] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.956447] r9:c07f4cb4 r8:c6eabf60 r7:c2816000 r6:b6e8f000 r5:c433b2c0 r4:00000000 # [ 121.964201] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.971344] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6eaa000 r5:c433b2c0 # [ 121.979178] r4:c433b2c0 # [ 121.981721] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.988865] r9:c6eaa000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:00000020 r4:00000020 # [ 121.996621] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.004195] Exception stack(0xc6eabfa8 to 0xc6eabff0) # [ 122.009259] bfa0: 00000020 00000020 00000001 b6e8f000 00000020 00000000 # [ 122.017447] bfc0: 00000020 00000020 b6fd6e00 00000004 00000001 00000000 00020000 becdda54 # [ 122.025630] bfe0: 00000004 becdd788 b6f4494f b6ecac66 # [ 122.030761] irq event stamp: 0 # [ 122.033834] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.039423] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.046960] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.054521] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.060144] ---[ end trace 1a3cba81bc0cf48b ]--- # [ 122.064797] 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 [ 122.536938] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 122.543885] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 122.550715] ------------[ cut here ]------------ [ 122.555388] WARNING: CPU: 1 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 122.563972] refcount_t: underflow; use-after-free. [ 122.568774] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 122.597944] CPU: 1 PID: 3196 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 122.605695] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.612227] Backtrace: [ 122.614701] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.622279] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.627952] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.635276] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.642247] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 [ 122.650001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.657492] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6dd4000 [ 122.663166] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 122.672221] r9:c1acfbe0 r8:c15e7d98 r7:c6dd5f60 r6:00000020 r5:c6aa3000 r4:c6dd4000 [ 122.679981] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 122.690433] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 122.702183] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.712187] r4:0000003a [ 122.714731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.722748] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.730672] r9:c6dd5f60 r8:c51e0000 r7:00000020 r6:b6e88000 r5:c42d1040 r4:c0c2d878 [ 122.738431] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.746269] r9:c07f4cb4 r8:c6dd5f60 r7:c2816000 r6:b6e88000 r5:c42d1040 r4:00000000 [ 122.754021] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.761164] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c6dd4000 r5:c42d1040 [ 122.769000] r4:c42d1040 [ 122.771543] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.778687] r9:c6dd4000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:00000020 r4:00000020 [ 122.786440] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.794014] Exception stack(0xc6dd5fa8 to 0xc6dd5ff0) [ 122.799075] 5fa0: 00000020 00000020 00000001 b6e88000 00000020 00000000 [ 122.807262] 5fc0: 00000020 00000020 b6fcfe00 00000004 00000001 00000000 00020000 bea16a54 [ 122.815446] 5fe0: 00000004 bea16788 b6f3d94f b6ec3c66 [ 122.820568] irq event stamp: 0 [ 122.823642] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.829229] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.836777] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.844359] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.849994] ---[ end trace 1a3cba81bc0cf48c ]--- [ 122.854628] lkdtm: Saturation detected: still saturated # [ 122.536938] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 122.543885] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 122.550715] ------------[ cut here ]------------ # [ 122.555388] WARNING: CPU: 1 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 122.563972] refcount_t: underflow; use-after-free. # [ 122.568774] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 122.597944] CPU: 1 PID: 3196 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 122.605695] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.612227] Backtrace: # [ 122.614701] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.622279] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.627952] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.635276] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.642247] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 # [ 122.650001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.657492] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6dd4000 # [ 122.663166] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 122.672221] r9:c1acfbe0 r8:c15e7d98 r7:c6dd5f60 r6:00000020 r5:c6aa3000 r4:c6dd4000 # [ 122.679981] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 122.690433] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 122.702183] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.712187] r4:0000003a # [ 122.714731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.722748] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.730672] r9:c6dd5f60 r8:c51e0000 r7:00000020 r6:b6e88000 r5:c42d1040 r4:c0c2d878 # [ 122.738431] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.746269] r9:c07f4cb4 r8:c6dd5f60 r7:c2816000 r6:b6e88000 r5:c42d1040 r4:00000000 # [ 122.754021] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.761164] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c6dd4000 r5:c42d1040 # [ 122.769000] r4:c42d1040 # [ 122.771543] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.778687] r9:c6dd4000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:00000020 r4:00000020 # [ 122.786440] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.794014] Exception stack(0xc6dd5fa8 to 0xc6dd5ff0) # [ 122.799075] 5fa0: 00000020 00000020 00000001 b6e88000 00000020 00000000 # [ 122.807262] 5fc0: 00000020 00000020 b6fcfe00 00000004 00000001 00000000 00020000 bea16a54 # [ 122.815446] 5fe0: 00000004 bea16788 b6f3d94f b6ec3c66 # [ 122.820568] irq event stamp: 0 # [ 122.823642] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.829229] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.836777] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.844359] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.849994] ---[ end trace 1a3cba81bc0cf48c ]--- # [ 122.854628] 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 [ 123.324782] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 123.331845] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 123.338589] ------------[ cut here ]------------ [ 123.343283] WARNING: CPU: 2 PID: 3231 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.351945] refcount_t: underflow; use-after-free. [ 123.356770] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 123.385923] CPU: 2 PID: 3231 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 123.393674] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.400208] Backtrace: [ 123.402683] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.410261] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 123.415935] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.423259] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.430229] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 [ 123.437987] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.445477] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6ea8000 [ 123.451154] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.460208] r9:c1acfc00 r8:c15e7d98 r7:c6ea9f60 r6:00000020 r5:c4517000 r4:c6ea8000 [ 123.467970] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.478421] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 123.490170] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.500174] r4:0000003b [ 123.502718] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.510736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.518660] r9:c6ea9f60 r8:c51e0000 r7:00000020 r6:b6e0e000 r5:c5f07680 r4:c0c2d878 [ 123.526418] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.534256] r9:c07f4cb4 r8:c6ea9f60 r7:c2816000 r6:b6e0e000 r5:c5f07680 r4:00000000 [ 123.542010] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.549153] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6ea8000 r5:c5f07680 [ 123.556985] r4:c5f07680 [ 123.559530] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.566672] r9:c6ea8000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000020 r4:00000020 [ 123.574427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.582001] Exception stack(0xc6ea9fa8 to 0xc6ea9ff0) [ 123.587062] 9fa0: 00000020 00000020 00000001 b6e0e000 00000020 00000000 [ 123.595248] 9fc0: 00000020 00000020 b6f55e00 00000004 00000001 00000000 00020000 bef8fa54 [ 123.603431] 9fe0: 00000004 bef8f788 b6ec394f b6e49c66 [ 123.608550] irq event stamp: 0 [ 123.611644] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.617233] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.624784] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.632314] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.637903] ---[ end trace 1a3cba81bc0cf48d ]--- [ 123.642566] lkdtm: Saturation detected: still saturated # [ 123.324782] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 123.331845] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 123.338589] ------------[ cut here ]------------ # [ 123.343283] WARNING: CPU: 2 PID: 3231 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.351945] refcount_t: underflow; use-after-free. # [ 123.356770] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 123.385923] CPU: 2 PID: 3231 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 123.393674] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.400208] Backtrace: # [ 123.402683] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.410261] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 123.415935] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.423259] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.430229] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b64 # [ 123.437987] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.445477] r7:0000001c r6:c1a23b64 r5:c1a23ba0 r4:c6ea8000 # [ 123.451154] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.460208] r9:c1acfc00 r8:c15e7d98 r7:c6ea9f60 r6:00000020 r5:c4517000 r4:c6ea8000 # [ 123.467970] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.478421] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 123.490170] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.500174] r4:0000003b # [ 123.502718] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.510736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.518660] r9:c6ea9f60 r8:c51e0000 r7:00000020 r6:b6e0e000 r5:c5f07680 r4:c0c2d878 # [ 123.526418] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.534256] r9:c07f4cb4 r8:c6ea9f60 r7:c2816000 r6:b6e0e000 r5:c5f07680 r4:00000000 # [ 123.542010] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.549153] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6ea8000 r5:c5f07680 # [ 123.556985] r4:c5f07680 # [ 123.559530] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.566672] r9:c6ea8000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000020 r4:00000020 # [ 123.574427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.582001] Exception stack(0xc6ea9fa8 to 0xc6ea9ff0) # [ 123.587062] 9fa0: 00000020 00000020 00000001 b6e0e000 00000020 00000000 # [ 123.595248] 9fc0: 00000020 00000020 b6f55e00 00000004 00000001 00000000 00020000 bef8fa54 # [ 123.603431] 9fe0: 00000004 bef8f788 b6ec394f b6e49c66 # [ 123.608550] irq event stamp: 0 # [ 123.611644] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.617233] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.624784] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.632314] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.637903] ---[ end trace 1a3cba81bc0cf48d ]--- # [ 123.642566] 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 [ 124.450567] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 124.456612] lkdtm: attempting good copy_to_user of correct size [ 124.462744] lkdtm: attempting bad copy_to_user of too large size # [ 124.450567] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 124.456612] lkdtm: attempting good copy_to_user of correct size # [ 124.462744] 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 [ 124.896757] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 124.903179] lkdtm: attempting good copy_from_user of correct size [ 124.909343] lkdtm: attempting bad copy_from_user of too large size # [ 124.896757] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 124.903179] lkdtm: attempting good copy_from_user of correct size # [ 124.909343] 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 [ 125.337346] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 125.344024] lkdtm: attempting good copy_to_user inside whitelist [ 125.350179] lkdtm: attempting bad copy_to_user outside whitelist # [ 125.337346] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 125.344024] lkdtm: attempting good copy_to_user inside whitelist # [ 125.350179] 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 [ 125.777700] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 125.784435] lkdtm: attempting good copy_from_user inside whitelist [ 125.790694] lkdtm: attempting bad copy_from_user outside whitelist # [ 125.777700] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 125.784435] lkdtm: attempting good copy_from_user inside whitelist # [ 125.790694] 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 [ 126.233644] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 126.239855] lkdtm: good_stack: c69f5e0c-c69f5e2c [ 126.244599] lkdtm: bad_stack : c69f5d84-c69f5da4 [ 126.249250] lkdtm: attempting good copy_to_user of local stack [ 126.255244] lkdtm: attempting bad copy_to_user of distant stack # [ 126.233644] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 126.239855] lkdtm: good_stack: c69f5e0c-c69f5e2c # [ 126.244599] lkdtm: bad_stack : c69f5d84-c69f5da4 # [ 126.249250] lkdtm: attempting good copy_to_user of local stack # [ 126.255244] 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 [ 126.688631] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 126.695093] lkdtm: good_stack: c6dc1e0c-c6dc1e2c [ 126.699727] lkdtm: bad_stack : c6dc1d84-c6dc1da4 [ 126.704539] lkdtm: attempting good copy_from_user of local stack [ 126.710636] lkdtm: attempting bad copy_from_user of distant stack # [ 126.688631] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 126.695093] lkdtm: good_stack: c6dc1e0c-c6dc1e2c # [ 126.699727] lkdtm: bad_stack : c6dc1d84-c6dc1da4 # [ 126.704539] lkdtm: attempting good copy_from_user of local stack # [ 126.710636] 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 [ 127.138396] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 127.144596] lkdtm: good_stack: c6f4be0c-c6f4be2c [ 127.149256] lkdtm: bad_stack : c6f4bffc-c6f4c01c [ 127.153942] lkdtm: attempting good copy_to_user of local stack [ 127.161583] lkdtm: attempting bad copy_to_user of distant stack # [ 127.138396] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 127.144596] lkdtm: good_stack: c6f4be0c-c6f4be2c # [ 127.149256] lkdtm: bad_stack : c6f4bffc-c6f4c01c # [ 127.153942] lkdtm: attempting good copy_to_user of local stack # [ 127.161583] 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 [ 127.584811] lkdtm: Performing direct entry USERCOPY_KERNEL [ 127.590402] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 [ 127.597504] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 [ 127.604486] lkdtm: FAIL: survived bad copy_to_user() # [ 127.584811] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 127.590402] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 # [ 127.597504] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 # [ 127.604486] 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 [ 128.048705] lkdtm: Performing direct entry STACKLEAK_ERASING [ 128.054453] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 128.061548] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 128.068437] lkdtm: FAIL: the thread stack is NOT properly erased [ 128.074514] CPU: 2 PID: 3596 Comm: cat Tainted: G D W 5.10.135-cip13 #1 [ 128.082268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.088804] Backtrace: [ 128.091291] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.098877] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 128.104555] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.111887] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 128.120426] r9:c1acfd08 r8:c15e7d98 r7:c45b7f60 r6:c45b7e34 r5:c45b6000 r4:0000078d [ 128.128193] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.136990] r8:c15e7d98 r7:c45b7f60 r6:00000012 r5:c5f60000 r4:00000046 [ 128.143704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.151729] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.159658] r9:c45b7f60 r8:c51e0000 r7:00000012 r6:b6dde000 r5:c5f06b40 r4:c0c2d878 [ 128.167416] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.175259] r9:c07f4cb4 r8:c45b7f60 r7:c2816000 r6:b6dde000 r5:c5f06b40 r4:00000000 [ 128.183017] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.190164] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c45b6000 r5:c5f06b40 [ 128.198001] r4:c5f06b40 [ 128.200548] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.207696] r9:c45b6000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:00000012 r4:00000012 [ 128.215456] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.223033] Exception stack(0xc45b7fa8 to 0xc45b7ff0) [ 128.228096] 7fa0: 00000012 00000012 00000001 b6dde000 00000012 00000000 [ 128.236287] 7fc0: 00000012 00000012 b6f25e00 00000004 00000001 00000000 00020000 becfca54 [ 128.244473] 7fe0: 00000004 becfc788 b6e9394f b6e19c66 # [ 128.048705] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 128.054453] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 128.061548] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 128.068437] lkdtm: FAIL: the thread stack is NOT properly erased # [ 128.074514] CPU: 2 PID: 3596 Comm: cat Tainted: G D W 5.10.135-cip13 #1 # [ 128.082268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.088804] Backtrace: # [ 128.091291] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.098877] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 128.104555] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.111887] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 128.120426] r9:c1acfd08 r8:c15e7d98 r7:c45b7f60 r6:c45b7e34 r5:c45b6000 r4:0000078d # [ 128.128193] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.136990] r8:c15e7d98 r7:c45b7f60 r6:00000012 r5:c5f60000 r4:00000046 # [ 128.143704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.151729] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.159658] r9:c45b7f60 r8:c51e0000 r7:00000012 r6:b6dde000 r5:c5f06b40 r4:c0c2d878 # [ 128.167416] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.175259] r9:c07f4cb4 r8:c45b7f60 r7:c2816000 r6:b6dde000 r5:c5f06b40 r4:00000000 # [ 128.183017] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.190164] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c45b6000 r5:c5f06b40 # [ 128.198001] r4:c5f06b40 # [ 128.200548] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.207696] r9:c45b6000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:00000012 r4:00000012 # [ 128.215456] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.223033] Exception stack(0xc45b7fa8 to 0xc45b7ff0) # [ 128.228096] 7fa0: 00000012 00000012 00000001 b6dde000 00000012 00000000 # [ 128.236287] 7fc0: 00000012 00000012 b6f25e00 00000004 00000001 00000000 00020000 becfca54 # [ 128.244473] 7fe0: 00000004 becfc788 b6e9394f b6e19c66 # 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 [ 128.678786] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 128.684593] lkdtm: Calling matched prototype ... [ 128.689253] lkdtm: Calling mismatched prototype ... [ 128.694182] lkdtm: Fail: survived mismatched prototype function call! # [ 128.678786] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 128.684593] lkdtm: Calling matched prototype ... # [ 128.689253] lkdtm: Calling mismatched prototype ... # [ 128.694182] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #