[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.36 (8 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 9283689/tftp-deploy-2bq0h7t3/kernel/zImage tftp 0x10000000 9283689/tftp-deploy-2bq0h7t3/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9283689/tftp-deploy-2bq0h7t3/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 8.2 MiB/s done Bytes transferred = 12341760 (bc5200 hex) => tftp 0x14000000 9283689/tftp-deploy-2bq0h7t3/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 9283689/tftp-deploy-2bq0h7t3/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9283689/tftp-deploy-2bq0h7t3/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############# 12.1 MiB/s done Bytes transferred = 15457600 (ebdd40 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 9283689/tftp-deploy-2bq0h7t3/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 9283689/tftp-deploy-2bq0h7t3/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '9283689/tftp-deploy-2bq0h7t3/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9283689/extract-nfsrootfs-8aqsx7ca,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9283689/extract-nfsrootfs-8aqsx7ca,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc5200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15457536 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.169-cip26 (KernelCI@build-j1085831-arm-gcc-10-multi-v7-defconfig-kselftest-9zkrr) (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 Feb 22 18:24:23 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9283689/extract-nfsrootfs-8aqsx7ca,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: 921428K/1048576K available (17408K kernel code, 2651K rwdata, 8100K rodata, 2048K init, 6691K bss, 61612K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55427 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004431] Console: colour dummy device 80x30 [ 0.004497] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004527] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004555] ... MAX_LOCK_DEPTH: 48 [ 0.004583] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004611] ... CLASSHASH_SIZE: 4096 [ 0.004639] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004665] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004692] ... CHAINHASH_SIZE: 32768 [ 0.004721] memory used by lock dependency info: 4061 kB [ 0.004748] memory used for stack traces: 2112 kB [ 0.004776] per task-struct memory footprint: 1536 bytes [ 0.004878] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004932] pid_max: default: 32768 minimum: 301 [ 0.005317] LSM: Security Framework initializing [ 0.005432] LSM support for eBPF active [ 0.005576] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005627] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008236] CPU: Testing write buffer coherency: ok [ 0.008372] CPU0: Spectre v2: using BPIALL workaround [ 0.009470] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013399] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015820] rcu: Hierarchical SRCU implementation. [ 0.025175] EFI services will not be available. [ 0.026510] smp: Bringing up secondary CPUs ... [ 0.029865] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029881] CPU1: Spectre v2: using BPIALL workaround [ 0.033946] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033962] CPU2: Spectre v2: using BPIALL workaround [ 0.037669] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037683] CPU3: Spectre v2: using BPIALL workaround [ 0.038563] smp: Brought up 1 node, 4 CPUs [ 0.038609] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038647] CPU: All CPU(s) started in SVC mode. [ 0.041552] devtmpfs: initialized [ 0.099338] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102010] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102086] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106869] pinctrl core: initialized pinctrl subsystem [ 0.113942] DMI not present or invalid. [ 0.116271] NET: Registered protocol family 16 [ 0.128326] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.137984] thermal_sys: Registered thermal governor 'step_wise' [ 0.138547] cpuidle: using governor menu [ 0.139145] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.875771] vdd1p1: supplied by regulator-dummy [ 0.907239] vdd3p0: supplied by regulator-dummy [ 0.938232] vdd2p5: supplied by regulator-dummy [ 0.969401] vddarm: supplied by regulator-dummy [ 1.001356] vddpu: supplied by regulator-dummy [ 1.031410] vddsoc: supplied by regulator-dummy [ 2.348657] No ATAGs? [ 2.349849] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.349936] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.369624] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.399135] Serial: AMBA PL011 UART driver [ 2.463936] Kprobes globally optimized [ 2.584850] iommu: Default domain type: Translated [ 2.587351] vgaarb: loaded [ 2.592221] SCSI subsystem initialized [ 2.594817] usbcore: registered new interface driver usbfs [ 2.595148] usbcore: registered new interface driver hub [ 2.595391] usbcore: registered new device driver usb [ 2.603198] i2c i2c-0: IMX I2C adapter registered [ 2.610427] i2c i2c-1: IMX I2C adapter registered [ 2.615008] i2c i2c-2: IMX I2C adapter registered [ 2.619872] pps_core: LinuxPPS API ver. 1 registered [ 2.619916] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.620015] PTP clock support registered [ 2.639612] clocksource: Switched to clocksource mxc_timer1 [ 4.356188] NET: Registered protocol family 2 [ 4.357003] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.360549] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.360732] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.360968] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.362408] TCP: Hash tables configured (established 8192 bind 8192) [ 4.363514] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.363861] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.364125] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.364866] NET: Registered protocol family 1 [ 4.367715] RPC: Registered named UNIX socket transport module. [ 4.367809] RPC: Registered udp transport module. [ 4.367852] RPC: Registered tcp transport module. [ 4.367894] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.367951] NET: Registered protocol family 44 [ 4.368019] PCI: CLS 0 bytes, default 64 [ 4.370655] Trying to unpack rootfs image as initramfs... [ 6.305167] Freeing initrd memory: 15096K [ 6.306526] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.308163] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.317544] Initialise system trusted keyrings [ 6.318637] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.371848] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.375693] NFS: Registering the id_resolver key type [ 6.375935] Key type id_resolver registered [ 6.376028] Key type id_legacy registered [ 6.376693] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.376797] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.377013] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.379326] Key type asymmetric registered [ 6.379453] Asymmetric key parser 'x509' registered [ 6.379897] bounce: pool size: 64 pages [ 6.380060] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.380163] io scheduler mq-deadline registered [ 6.380205] io scheduler kyber registered [ 6.381207] test_firmware: interface ready [ 6.564099] mxs-dma 110000.dma-apbh: initialized [ 6.630199] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.630467] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.904040] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.925221] SuperH (H)SCI(F) driver initialized [ 6.928323] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.933675] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.866104] printk: console [ttymxc1] enabled [ 7.877061] msm_serial: driver initialized [ 7.882389] STMicroelectronics ASC driver initialized [ 7.894126] STM32 USART driver initialized [ 7.921062] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.943807] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.952313] panel-simple panel-lcd: Specify missing connector_type [ 7.960301] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.016532] brd: module loaded [ 8.081291] loop: module loaded [ 8.087857] lkdtm: No crash points registered, enable through debugfs [ 8.110650] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.118620] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.126751] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.135042] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.143108] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.151422] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.159246] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.170696] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.177728] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.186659] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.201224] scsi host0: ahci-imx [ 8.206921] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.273773] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.287508] pps pps0: new PPS source ptp0 [ 8.334798] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.345615] e1000e: Intel(R) PRO/1000 Network Driver [ 8.350697] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.356912] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.362404] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.390898] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.398495] usbcore: registered new interface driver pegasus [ 8.404524] usbcore: registered new interface driver asix [ 8.410166] usbcore: registered new interface driver ax88179_178a [ 8.416439] usbcore: registered new interface driver cdc_ether [ 8.422576] usbcore: registered new interface driver smsc75xx [ 8.428594] usbcore: registered new interface driver smsc95xx [ 8.434582] usbcore: registered new interface driver net1080 [ 8.440502] usbcore: registered new interface driver cdc_subset [ 8.446602] usbcore: registered new interface driver zaurus [ 8.452515] usbcore: registered new interface driver cdc_ncm [ 8.471562] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.478205] ehci-pci: EHCI PCI platform driver [ 8.482903] ehci-platform: EHCI generic platform driver [ 8.489269] ehci-orion: EHCI orion driver [ 8.494250] SPEAr-ehci: EHCI SPEAr driver [ 8.499237] ehci-st: EHCI STMicroelectronics driver [ 8.505049] ehci-exynos: EHCI Exynos driver [ 8.510231] ehci-atmel: EHCI Atmel driver [ 8.515165] tegra-ehci: Tegra EHCI driver [ 8.520188] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.526479] ohci-pci: OHCI PCI platform driver [ 8.531172] ohci-platform: OHCI generic platform driver [ 8.537415] SPEAr-ohci: OHCI SPEAr driver [ 8.542414] ohci-st: OHCI STMicroelectronics driver [ 8.548205] ohci-atmel: OHCI Atmel driver [ 8.551825] ata1: SATA link down (SStatus 0 SControl 300) [ 8.555879] usbcore: registered new interface driver usb-storage [ 8.557994] ahci-imx 2200000.sata: no device found, disabling link. [ 8.570187] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.597644] i2c /dev entries driver [ 8.686034] sdhci: Secure Digital Host Controller Interface driver [ 8.692316] sdhci: Copyright(c) Pierre Ossman [ 8.706604] Synopsys Designware Multimedia Card Interface Driver [ 8.720387] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.730064] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.730071] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.740380] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.747306] ledtrig-cpu: registered to indicate activity on CPUs [ 8.757322] usbcore: registered new interface driver usbhid [ 8.762995] usbhid: USB HID core driver [ 8.784452] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.792261] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.800412] IPv4 over IPsec tunneling driver [ 8.804934] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.810210] NET: Registered protocol family 10 [ 8.822380] Segment Routing with IPv6 [ 8.832793] NET: Registered protocol family 17 [ 8.835221] mmc2: new high speed SDHC card at address aaaa [ 8.844183] Key type dns_resolver registered [ 8.846900] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.869020] ThumbEE CPU extension supported. [ 8.873448] Registering SWP/SWPB emulation handler [ 8.877567] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.886235] GPT:7812499 != 31116287 [ 8.889857] GPT:Alternate GPT header not at the end of the disk. [ 8.890488] Loading compiled-in X.509 certificates [ 8.895892] GPT:7812499 != 31116287 [ 8.904259] GPT: Use GNU Parted to correct GPT errors. [ 8.909580] mmcblk2: p1 p2 p3 [ 9.086870] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.095323] panel-simple panel-lcd: Specify missing connector_type [ 9.108811] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.149587] imx_usb 2184200.usb: No over current polarity defined [ 9.166047] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.171511] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.209777] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.231243] hub 1-0:1.0: USB hub found [ 9.235493] hub 1-0:1.0: 1 port detected [ 9.251925] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.284705] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.293136] panel-simple panel-lcd: Specify missing connector_type [ 9.306556] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.337987] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.346364] panel-simple panel-lcd: Specify missing connector_type [ 9.359922] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.379327] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.408641] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.417142] panel-simple panel-lcd: Specify missing connector_type [ 9.430651] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.453120] 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) [ 9.629697] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.838936] hub 1-1:1.0: USB hub found [ 9.844899] hub 1-1:1.0: 3 ports detected [ 9.880209] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.888715] panel-simple panel-lcd: Specify missing connector_type [ 9.904438] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.631085] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.659867] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.689418] Sending DHCP requests ., OK [ 12.733645] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.36 [ 12.741831] IP-Config: Complete: [ 12.745101] device=eth0, hwaddr=00:19:b8:08:f1:1c, ipaddr=192.168.201.36, mask=255.255.255.0, gw=192.168.201.1 [ 12.755635] host=imx6q-sabrelite-lava-cbg-6, domain=lava-rack, nis-domain=(none) [ 12.763602] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 12.763625] nameserver0=192.168.201.1 [ 12.829539] Freeing unused kernel memory: 2048K [ 12.839967] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 16.856707] imx-ipuv3 2400000.ipu: IPUv3H probed [ 16.895079] imx-ipuv3 2800000.ipu: IPUv3H probed [ 16.901057] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.909596] panel-simple panel-lcd: Specify missing connector_type [ 16.923370] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.966953] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.975541] panel-simple panel-lcd: Specify missing connector_type [ 16.988178] CAN device driver interface [ 16.995341] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.035862] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.044376] panel-simple panel-lcd: Specify missing connector_type [ 17.064030] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.147165] caam 2100000.crypto: Entropy delay = 3200 [ 17.213119] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.273883] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.279203] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.285873] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.316001] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.341940] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.360568] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.368978] panel-simple panel-lcd: Specify missing connector_type [ 17.375635] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.382403] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.416462] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.436712] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.440139] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.445815] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.458326] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.466745] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.466933] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.502708] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.511311] panel-simple panel-lcd: Specify missing connector_type [ 17.525554] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.569357] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.577938] panel-simple panel-lcd: Specify missing connector_type [ 17.592658] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.616324] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.629609] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.635759] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.646043] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.682683] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.691164] panel-simple panel-lcd: Specify missing connector_type [ 17.707587] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.717378] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.726333] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.735227] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.746283] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.784586] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.793058] panel-simple panel-lcd: Specify missing connector_type [ 17.807126] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.830451] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.839004] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.848478] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.857270] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.284011] caam algorithms registered in /proc/crypto [ 18.306027] caam 2100000.crypto: registering rng-caam [ 18.343281] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.354316] panel-simple panel-lcd: Specify missing connector_type [ 18.370820] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.412633] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.421299] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.429859] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.438390] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.469788] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.478176] panel-simple panel-lcd: Specify missing connector_type [ 18.492467] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.500850] random: crng init done Begin: Loading essential drivers [ 18.525439] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) ... done. Begin: Running /script[ 18.534825] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) s/init-premount ... done. [ 18.545755] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) Begin: Mounting root file system [ 18.556234] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f1:1c mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.36 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-6 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 20.802705] systemd[1]: System time before build time, advancing clock. [ 21.095125] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 21.121729] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 21.176922] systemd[1]: Set hostname to . [ 22.894504] systemd[1]: Queued start job for default target Graphical Interface. [ 22.911070] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 22.956012] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 23.004649] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 23.055301] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 23.105077] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 23.154233] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 23.202196] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 23.215204] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 23.260667] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 23.301404] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 23.340244] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 23.379718] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 23.424948] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 23.531113] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 23.546378] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 23.598080] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 23.656846] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 23.711934] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 23.764893] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 23.814916] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 23.825443] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 23.846678] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 23.895283] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 23.948766] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 24.013577] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 24.061949] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 24.123472] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 24.180049] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 24.215378] systemd[1]: Starting Journal Service... Starting Journa[ 24.224734] fuse: init (API version 7.32) l Service... [ 24.285441] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 24.347027] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 24.405106] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 24.467902] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 24.515551] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 24.571900] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 24.653233] systemd[1]: modprobe@configfs.service: Succeeded. [ 24.663848] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 24.705346] systemd[1]: modprobe@drm.service: Succeeded. [ 24.715646] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 24.735520] systemd[1]: modprobe@fuse.service: Succeeded. [ 24.746168] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 24.795119] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 24.835573] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 24.891337] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 24.940901] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 25.009564] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 25.019530] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 25.038438] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 25.091303] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 25.144262] systemd[1]: Starting Create System Users... Starting Create System Users... [ 25.187515] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 25.625377] systemd-journald[284]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.169-cip26 #1 SMP Wed Feb 22 18:24:23 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9283689/extract-nfsrootfs-8aqsx7ca' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9283689/extract-nfsrootfs-8aqsx7ca' / # 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-9283689/environment . /lava-9283689/environment / # /lava-9283689/bin/lava-test-runner /lava-9283689/0 /lava-9283689/bin/lava-test-runner /lava-9283689/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-9283689/0/tests/0_timesync-off ++ cat uuid + UUID=9283689_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-9283689/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=9283689_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.167-cip26-192-ga2cd4acb16b2/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-9283689/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: install_deps skipped --2023-02-22 18:43:23-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.167-cip26-192-ga2cd4acb16b2/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: 1408728 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 19.04K 66.9KB/s kselftest.tar.xz 4%[ ] 59.12K 103KB/s kselftest.tar.xz 5%[> ] 80.33K 93.0KB/s kselftest.tar.xz 7%[> ] 102.96K 89.4KB/s kselftest.tar.xz 9%[> ] 132.65K 91.8KB/s kselftest.tar.xz 10%[=> ] 147.72K 88.1KB/s kselftest.tar.xz 12%[=> ] 165.17K 88.0KB/s kselftest.tar.xz 13%[=> ] 184.97K 85.8KB/s kselftest.tar.xz 15%[==> ] 207.60K 88.0KB/s kselftest.tar.xz 15%[==> ] 215.60K 83.2KB/s kselftest.tar.xz 17%[==> ] 238.71K 85.5KB/s kselftest.tar.xz 18%[==> ] 261.33K 84.8KB/s eta 13s kselftest.tar.xz 20%[===> ] 282.06K 82.4KB/s eta 13s kselftest.tar.xz 21%[===> ] 296.68K 81.0KB/s eta 13s kselftest.tar.xz 23%[===> ] 317.89K 81.5KB/s eta 13s kselftest.tar.xz 25%[====> ] 344.76K 82.2KB/s eta 13s kselftest.tar.xz 27%[====> ] 373.04K 83.2KB/s eta 13s kselftest.tar.xz 29%[====> ] 402.25K 84.5KB/s eta 13s kselftest.tar.xz 30%[=====> ] 421.12K 82.8KB/s eta 13s kselftest.tar.xz 32%[=====> ] 440.92K 77.8KB/s eta 12s kselftest.tar.xz 34%[=====> ] 476.27K 78.8KB/s eta 12s kselftest.tar.xz 36%[======> ] 498.89K 78.3KB/s eta 12s kselftest.tar.xz 38%[======> ] 525.76K 79.8KB/s eta 12s kselftest.tar.xz 39%[======> ] 546.97K 79.2KB/s eta 10s kselftest.tar.xz 41%[=======> ] 568.18K 79.0KB/s eta 10s kselftest.tar.xz 43%[=======> ] 593.64K 79.5KB/s eta 10s kselftest.tar.xz 44%[=======> ] 610.12K 79.3KB/s eta 10s kselftest.tar.xz 46%[========> ] 640.30K 79.2KB/s eta 9s kselftest.tar.xz 47%[========> ] 655.85K 77.7KB/s eta 9s kselftest.tar.xz 48%[========> ] 665.75K 77.6KB/s eta 9s kselftest.tar.xz 49%[========> ] 677.07K 77.0KB/s eta 9s kselftest.tar.xz 50%[=========> ] 692.62K 76.6KB/s eta 9s kselftest.tar.xz 51%[=========> ] 708.17K 75.8KB/s eta 9s kselftest.tar.xz 52%[=========> ] 726.07K 71.7KB/s eta 9s kselftest.tar.xz 53%[=========> ] 742.11K 71.3KB/s eta 9s kselftest.tar.xz 55%[==========> ] 758.60K 68.3KB/s eta 8s kselftest.tar.xz 55%[==========> ] 768.98K 66.1KB/s eta 8s kselftest.tar.xz 57%[==========> ] 788.78K 65.1KB/s eta 8s kselftest.tar.xz 58%[==========> ] 805.75K 67.4KB/s eta 8s kselftest.tar.xz 59%[==========> ] 813.75K 63.0KB/s eta 8s kselftest.tar.xz 60%[===========> ] 831.20K 62.4KB/s eta 8s kselftest.tar.xz 61%[===========> ] 839.20K 59.3KB/s eta 8s kselftest.tar.xz 62%[===========> ] 858.07K 58.8KB/s eta 8s kselftest.tar.xz 63%[===========> ] 873.14K 57.9KB/s eta 7s kselftest.tar.xz 64%[===========> ] 890.10K 54.6KB/s eta 7s kselftest.tar.xz 65%[============> ] 903.32K 53.1KB/s eta 7s kselftest.tar.xz 66%[============> ] 920.28K 50.8KB/s eta 7s kselftest.tar.xz 68%[============> ] 940.08K 52.0KB/s eta 7s kselftest.tar.xz 69%[============> ] 962.71K 53.0KB/s eta 7s kselftest.tar.xz 71%[=============> ] 985.33K 54.4KB/s eta 7s kselftest.tar.xz 73%[=============> ] 1009K 55.3KB/s eta 5s kselftest.tar.xz 75%[==============> ] 1.01M 56.8KB/s eta 5s kselftest.tar.xz 76%[==============> ] 1.03M 57.2KB/s eta 5s kselftest.tar.xz 78%[==============> ] 1.05M 60.2KB/s eta 5s kselftest.tar.xz 80%[===============> ] 1.08M 63.4KB/s eta 4s kselftest.tar.xz 81%[===============> ] 1.09M 64.3KB/s eta 4s kselftest.tar.xz 83%[===============> ] 1.12M 66.3KB/s eta 4s kselftest.tar.xz 84%[===============> ] 1.14M 69.6KB/s eta 4s kselftest.tar.xz 86%[================> ] 1.16M 75.1KB/s eta 4s kselftest.tar.xz 88%[================> ] 1.18M 77.0KB/s eta 2s kselftest.tar.xz 90%[=================> ] 1.21M 81.2KB/s eta 2s kselftest.tar.xz 92%[=================> ] 1.24M 87.2KB/s eta 2s kselftest.tar.xz 94%[=================> ] 1.27M 92.3KB/s eta 2s kselftest.tar.xz 96%[==================> ] 1.29M 95.1KB/s eta 1s kselftest.tar.xz 97%[==================> ] 1.31M 94.6KB/s eta 1s kselftest.tar.xz 99%[==================> ] 1.34M 100KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 98.6KB/s in 18s 2023-02-22 18:43:42 (75.7 KB/s) - 'kselftest.tar.xz' saved [1408728/1408728] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 77.942734] 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 [ 78.855463] lkdtm: Performing direct entry BUG [ 78.860437] ------------[ cut here ]------------ [ 78.865067] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 78.870303] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 78.875450] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 78.904532] CPU: 2 PID: 725 Comm: cat Not tainted 5.10.169-cip26 #1 [ 78.910807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 78.917352] PC is at lkdtm_BUG+0x14/0x18 [ 78.921288] LR is at lkdtm_do_action+0x2c/0x4c [ 78.925742] pc : [] lr : [] psr: a00e0013 [ 78.932017] sp : c6d7fe58 ip : c6d7fe68 fp : c6d7fe64 [ 78.937251] r10: 00000004 r9 : c1acc6c8 r8 : c15e88e4 [ 78.942484] r7 : c6d7ff60 r6 : 00000004 r5 : c59a1000 r4 : 00000001 [ 78.949020] r3 : c0c3586c r2 : c7996082 r1 : ef7ab5e0 r0 : c15e88ec [ 78.955557] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 78.962700] Control: 10c5387d Table: 15fb404a DAC: 00000051 [ 78.968456] Process cat (pid: 725, stack limit = 0x7f02747d) [ 78.974125] Stack: (0xc6d7fe58 to 0xc6d80000) [ 78.978493] fe40: c6d7fe74 c6d7fe68 [ 78.986684] fe60: c0c35300 c0c35878 c6d7fe9c c6d7fe78 c0c35800 c0c352e0 c0c356e0 c6ab0f00 [ 78.994873] fe80: b6e03000 00000004 c5369540 c6d7ff60 c6d7fec4 c6d7fea0 c07e181c c0c356ec [ 79.003063] fea0: 00000000 c6ab0f00 b6e03000 c2815800 c6d7ff60 c07e17b8 c6d7ff5c c6d7fec8 [ 79.011253] fec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6d7e000 [ 79.019444] fee0: b6e03000 00020000 00000004 00000004 0001fffc c6d7fee0 00000001 b6e02000 [ 79.027633] ff00: c5d94780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 79.035822] ff20: 00000000 00000000 c1371d50 c7996082 c205c880 c6ab0f00 c6ab0f00 c6d7e000 [ 79.044010] ff40: b6e03000 00000000 00000000 00000004 c6d7ff94 c6d7ff60 c0599c10 c059957c [ 79.052201] ff60: 00000000 00000000 c6d7ffac c7996082 00000004 00000004 b6f4ae00 00000004 [ 79.060390] ff80: c03002e4 c6d7e000 c6d7ffa4 c6d7ff98 c0599ca0 c0599ba8 00000000 c6d7ffa8 [ 79.068579] ffa0: c03000c0 c0599c94 00000004 00000004 00000001 b6e03000 00000004 00000000 [ 79.076768] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 [ 79.084958] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 800e0030 00000001 00000000 00000000 [ 79.093140] Backtrace: [ 79.095610] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 79.103198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 79.111224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.119157] r9:c6d7ff60 r8:c5369540 r7:00000004 r6:b6e03000 r5:c6ab0f00 r4:c0c356e0 [ 79.126924] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 79.134767] r9:c07e17b8 r8:c6d7ff60 r7:c2815800 r6:b6e03000 r5:c6ab0f00 r4:00000000 [ 79.142523] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.149672] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6d7e000 r5:c6ab0f00 [ 79.157508] r4:c6ab0f00 [ 79.160057] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.167204] r9:c6d7e000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000004 r4:00000004 [ 79.174963] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.182539] Exception stack(0xc6d7ffa8 to 0xc6d7fff0) [ 79.187602] ffa0: 00000004 00000004 00000001 b6e03000 00000004 00000000 [ 79.195791] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 [ 79.203977] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 [ 79.209041] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 79.215149] ---[ end trace c0a32166ac3bb81b ]--- [ 79.219778] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 79.228659] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 725, name: cat [ 79.236321] INFO: lockdep is turned off. [ 79.240250] irq event stamp: 1568 [ 79.243585] hardirqs last enabled at (1567): [] console_unlock+0x4b0/0x6c0 [ 79.251429] hardirqs last disabled at (1568): [] __und_svc+0x60/0x6c [ 79.258663] softirqs last enabled at (1564): [] __do_softirq+0x378/0x5fc [ 79.266333] softirqs last disabled at (1545): [] __irq_exit_rcu+0x178/0x1d0 [ 79.274173] CPU: 2 PID: 725 Comm: cat Tainted: G D 5.10.169-cip26 #1 [ 79.281836] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 79.288369] Backtrace: [ 79.290843] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 79.298424] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f978 [ 79.304101] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 79.311432] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 79.319189] r9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19c8c38 r4:c6d7e000 [ 79.326946] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 79.334784] r6:00000000 r5:00000031 r4:c19c8c38 [ 79.339422] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 79.347174] r6:00000001 r5:c6d7e000 r4:c5b6b600 [ 79.351812] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 79.359132] r8:0000000b r7:c1e0f84c r6:ffffe000 r5:00000000 r4:c5b6b600 [ 79.365849] [] (do_exit) from [] (make_task_dead+0x68/0x74) [ 79.373165] r7:c1e0f84c [ 79.375714] [] (make_task_dead) from [] (die+0x370/0x37c) [ 79.382861] [] (die) from [] (do_undefinstr+0x170/0x240) [ 79.389922] r10:00000004 r9:c6d7e000 r8:c15e88e4 r7:00000000 r6:c6d7fdc8 r5:c0c35880 [ 79.397758] r4:e7f001f2 [ 79.400306] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 79.408229] Exception stack(0xc6d7fdc8 to 0xc6d7fe10) [ 79.413292] fdc0: c15e88ec ef7ab5e0 c7996082 c0c3586c 00000001 c59a1000 [ 79.421484] fde0: 00000004 c6d7ff60 c15e88e4 c1acc6c8 00000004 c6d7fe64 c6d7fe68 c6d7fe58 [ 79.429670] fe00: c0c35300 c0c35880 a00e0013 ffffffff [ 79.434733] r7:c6d7fdfc r6:ffffffff r5:a00e0013 r4:c0c35884 [ 79.440406] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 79.447988] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 79.456008] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.463936] r9:c6d7ff60 r8:c5369540 r7:00000004 r6:b6e03000 r5:c6ab0f00 r4:c0c356e0 [ 79.471694] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 79.479535] r9:c07e17b8 r8:c6d7ff60 r7:c2815800 r6:b6e03000 r5:c6ab0f00 r4:00000000 [ 79.487291] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.494438] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6d7e000 r5:c6ab0f00 [ 79.502274] r4:c6ab0f00 [ 79.504820] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.511967] r9:c6d7e000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000004 r4:00000004 [ 79.519723] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.527298] Exception stack(0xc6d7ffa8 to 0xc6d7fff0) [ 79.532361] ffa0: 00000004 00000004 00000001 b6e03000 00000004 00000000 [ 79.540549] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 [ 79.548735] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 # Segmentation fault # [ 78.855463] lkdtm: Performing direct entry BUG # [ 78.860437] ------------[ cut here ]------------ # [ 78.865067] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 78.870303] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 78.875450] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 78.904532] CPU: 2 PID: 725 Comm: cat Not tainted 5.10.169-cip26 #1 # [ 78.910807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.917352] PC is at lkdtm_BUG+0x14/0x18 # [ 78.921288] LR is at lkdtm_do_action+0x2c/0x4c # [ 78.925742] pc : [] lr : [] psr: a00e0013 # [ 78.932017] sp : c6d7fe58 ip : c6d7fe68 fp : c6d7fe64 # [ 78.937251] r10: 00000004 r9 : c1acc6c8 r8 : c15e88e4 # [ 78.942484] r7 : c6d7ff60 r6 : 00000004 r5 : c59a1000 r4 : 00000001 # [ 78.949020] r3 : c0c3586c r2 : c7996082 r1 : ef7ab5e0 r0 : c15e88ec # [ 78.955557] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.962700] Control: 10c5387d Table: 15fb404a DAC: 00000051 # [ 78.968456] Process cat (pid: 725, stack limit = 0x7f02747d) # [ 78.974125] Stack: (0xc6d7fe58 to 0xc6d80000) # [ 78.978493] fe40: c6d7fe74 c6d7fe68 # [ 78.986684] fe60: c0c35300 c0c35878 c6d7fe9c c6d7fe78 c0c35800 c0c352e0 c0c356e0 c6ab0f00 # [ 78.994873] fe80: b6e03000 00000004 c5369540 c6d7ff60 c6d7fec4 c6d7fea0 c07e181c c0c356ec # [ 79.003063] fea0: 00000000 c6ab0f00 b6e03000 c2815800 c6d7ff60 c07e17b8 c6d7ff5c c6d7fec8 # [ 79.011253] fec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6d7e000 # [ 79.019444] fee0: b6e03000 00020000 00000004 00000004 0001fffc c6d7fee0 00000001 b6e02000 # [ 79.027633] ff00: c5d94780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.035822] ff20: 00000000 00000000 c1371d50 c7996082 c205c880 c6ab0f00 c6ab0f00 c6d7e000 # [ 79.044010] ff40: b6e03000 00000000 00000000 00000004 c6d7ff94 c6d7ff60 c0599c10 c059957c # [ 79.052201] ff60: 00000000 00000000 c6d7ffac c7996082 00000004 00000004 b6f4ae00 00000004 # [ 79.060390] ff80: c03002e4 c6d7e000 c6d7ffa4 c6d7ff98 c0599ca0 c0599ba8 00000000 c6d7ffa8 # [ 79.068579] ffa0: c03000c0 c0599c94 00000004 00000004 00000001 b6e03000 00000004 00000000 # [ 79.076768] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 # [ 79.084958] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 800e0030 00000001 00000000 00000000 # [ 79.093140] Backtrace: # [ 79.095610] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.103198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.111224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.119157] r9:c6d7ff60 r8:c5369540 r7:00000004 r6:b6e03000 r5:c6ab0f00 r4:c0c356e0 # [ 79.126924] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.134767] r9:c07e17b8 r8:c6d7ff60 r7:c2815800 r6:b6e03000 r5:c6ab0f00 r4:00000000 # [ 79.142523] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.149672] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6d7e000 r5:c6ab0f00 # [ 79.157508] r4:c6ab0f00 # [ 79.160057] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.167204] r9:c6d7e000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000004 r4:00000004 # [ 79.174963] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.182539] Exception stack(0xc6d7ffa8 to 0xc6d7fff0) # [ 79.187602] ffa0: 00000004 00000004 00000001 b6e03000 00000004 00000000 # [ 79.195791] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 # [ 79.203977] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 # [ 79.209041] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 79.215149] ---[ end trace c0a32166ac3bb81b ]--- # [ 79.219778] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 79.228659] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 725, name: cat # [ 79.236321] INFO: lockdep is turned off. # [ 79.240250] irq event stamp: 1568 # [ 79.243585] hardirqs last enabled at (1567): [] console_unlock+0x4[ 80.025312] lkdtm: Performing direct entry WARNING b0/0x6c0 # [ 79.251429] hardir[ 80.030557] ------------[ cut here ]------------ qs last disabled at (1568): [] __und_svc+0x60/0x6c # [ [ 80.049138] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 79.258663] softirqs last enabl[ 80.080848] CPU: 3 PID: 796 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ed at (1564): [] __do_s[ 80.091315] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) oftirq+0x378/0x5fc # [ 79.2663[ 80.100705] Backtrace: 33] softirqs last disabled at (15[ 80.106032] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 45): [] __irq_exit_rcu+[ 80.116449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 0x178/0x1d0 # [ 79.274173] CPU[ 80.124978] [] (show_stack) from [] (dump_stack+0xe0/0x100) : 2 PID: 725 Comm: cat Tainted: G[ 80.135153] [] (dump_stack) from [] (__warn+0x98/0x14c) D 5.10.169-cip26 [ 80.144970] r9:00000009 r8:c0c358cc r7:00000053 r6:00000009 r5:c0c358cc r4:c1accd84 #1 # [ 79.281836] Hardware nam[ 80.155576] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) e: Freescale i.MX6 Quad/DualLite [ 80.165920] r7:00000053 r6:c1accd84 r5:00000000 r4:c6d7e000 (Device Tree) # [ 79.288369] B[ 80.174446] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) acktrace: # [ 79.290843] [] (dump_backtrace) from [<[ 80.196001] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) c134ed38>] (show_stack+0x20/0x24)[ 80.206781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.298424] r7:ffffffff r[ 80.217649] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 6:600e0093 r5:00000000 r4:c1f0f97[ 80.228422] r9:c6d7ff60 r8:c5369540 r7:00000008 r6:b6e33000 r5:c5a1ca00 r4:c0c356e0 8 # [ 79.304101] [] [ 80.239035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) (show_stack) from [] (d[ 80.249736] r9:c07e17b8 r8:c6d7ff60 r7:c2815800 r6:b6e33000 r5:c5a1ca00 r4:00000000 ump_stack+0xe0/0x100) # [ 79.3[ 80.260342] [] (vfs_write) from [] (ksys_write+0x74/0xec) 11432] [] (dump_stack) [ 80.270339] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c6d7e000 r5:c5a1ca00 from [] (___might_sleep[ 80.281027] r4:c5a1ca00 +0x1ac/0x2bc) # [ 79.319189] [ 80.286430] [] (ksys_write) from [] (sys_write+0x18/0x1c) r9:600e0093 r8:0000000b r7:c035bd[ 80.296427] r9:c6d7e000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000008 r4:00000008 2c r6:00000031 r5:c19c8c38 r4:c6d[ 80.307035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 7e000 # [ 79.326946] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 80.336420] ffc0: 00000008 00000008 b6f7ae00 00000004 00000001 00000000 00020000 bec02a64 # [ 79.334784] r6:00000000 r5:[ 80.347456] ffe0: 00000004 bec02798 b6ee54cf b6e6b7e6 00000031 r4:c19c8c38 # [ 79.33[ 80.355402] irq event stamp: 0 9422] [] (__might_sleep[ 80.361316] hardirqs last enabled at (0): [<00000000>] 0x0 ) from [] (exit_signals[ 80.369757] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 +0x4c/0x3fc) # [ 79.347174] r[ 80.380099] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 6:00000001 r5:c6d7e000 r4:c5b6b60[ 80.390443] softirqs last disabled at (0): [<00000000>] 0x0 0 # [ 79.351812] [] [ 80.398854] ---[ end trace c0a32166ac3bb81c ]--- (exit_signals) from [] (do_exit+0x100/0xb38) # [ 79.359132] r8:0000000b r7:c1e0f84c r6:ffffe000 r5:00000000 r4:c5b6b600 # [ 79.365849] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 79.373165] r7:c1e0f84c # [ 79.375714] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 79.382861] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 79.389922] r10:00000004 r9:c6d7e000 r8:c15e88e4 r7:00000000 r6:c6d7fdc8 r5:c0c35880 # [ 79.397758] r4:e7f001f2 # [ 79.400306] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 79.408229] Exception stack(0xc6d7fdc8 to 0xc6d7fe10) # [ 79.413292] fdc0: c15e88ec ef7ab5e0 c7996082 c0c3586c 00000001 c59a1000 # [ 79.421484] fde0: 00000004 c6d7ff60 c15e88e4 c1acc6c8 00000004 c6d7fe64 c6d7fe68 c6d7fe58 # [ 79.429670] fe00: c0c35300 c0c35880 a00e0013 ffffffff # [ 79.434733] r7:c6d7fdfc r6:ffffffff r5:a00e0013 r4:c0c35884 # [ 79.440406] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.447988] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.456008] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.463936] r9:c6d7ff60 r8:c5369540 r7:00000004 r6:b6e03000 r5:c6ab0f00 r4:c0c356e0 # [ 79.471694] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.479535] r9:c07e17b8 r8:c6d7ff60 r7:c2815800 r6:b6e03000 r5:c6ab0f00 r4:00000000 # [ 79.487291] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.494438] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6d7e000 r5:c6ab0f00 # [ 79.502274] r4:c6ab0f00 # [ 79.504820] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.511967] r9:c6d7e000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000004 r4:00000004 # [ 79.519723] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.527298] Exception stack(0xc6d7ffa8 to 0xc6d7fff0) # [ 79.532361] ffa0: 00000004 00000004 00000001 b6e03000 00000004 00000000 # [ 79.540549] ffc0: 00000004 00000004 b6f4ae00 00000004 00000001 00000000 00020000 bef5ea64 # [ 79.548735] ffe0: 00000004 bef5e798 b6eb54cf b6e3b7e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 80.025312] lkdtm: Performing direct entry WARNING # [ 80.030557] ------------[ cut here ]------------ # [ 80.037829] WARNING: CPU: 3 PID: 796 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 80.049138] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 80.080848] CPU: 3 PID: 796 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 80.091315] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.100705] Backtrace: # [ 80.106032] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 80.116449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 80.124978] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.135153] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 80.144970] r9:00000009 r8:c0c358cc r7:00000053 r6:00000009 r5:c0c358cc r4:c1accd84 # [ 80.155576] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 80.165920] r7:00000053 r6:c1accd84 r5:00000000 r4:c6d7e000 # [ 80.174446] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 80.185396] r9:c1acc6cc r8:c15e88e4 r7:c6d7ff60 r6:00000008 r5:c5eca000 r4:00000002 # [ 80.196001] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.206781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.217649] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 80.775337] ------------[ cut here ]------------ # [ 80.228422] r9:c6d7ff60 r8:[ 80.782944] WARNING: CPU: 3 PID: 831 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 c5369540 r7:00000008 r6:b6e33000 [ 80.794840] Warning message trigger count: 2 r5:c5a1ca00 r4:c0c356e0 # [ 80[ 80.802045] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 .239035] [] (full_proxy[ 80.833647] CPU: 3 PID: 831 Comm: cat Tainted: G D W 5.10.169-cip26 #1 _write) from [] (vfs_wr[ 80.844125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ite+0x10c/0x524) # [ 80.249736[ 80.853515] Backtrace: ] r9:c07e17b8 r8:c6d7ff60 r7:c28[ 80.858842] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 15800 r6:b6e33000 r5:c5a1ca00 r4:[ 80.869261] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 00000000 # [ 80.260342] [] (show_stack) from [] (dump_stack+0xe0/0x100) 9570>] (vfs_write) from [] (dump_stack) from [] (__warn+0x98/0x14c) 0>] (ksys_write+0x74/0xec) # [ [ 80.897779] r9:00000009 r8:c0c3591c r7:00000058 r6:00000009 r5:c0c3591c r4:c1accd84 80.270339] r10:00000004 r9:0000[ 80.908387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0000 r8:00000000 r7:b6e33000 r6:c[ 80.918728] r7:00000058 r6:c1accd84 r5:c1accda0 r4:c6ec6000 6d7e000 r5:c5a1ca00 # [ 80.281[ 80.927256] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 027] r4:c5a1ca00 # [ 80.28643[ 80.938900] r9:c1acc6d4 r8:c15e88e4 r7:c6ec7f60 r6:00000010 r5:c5b21000 r4:00000003 0] [] (ksys_write) from[ 80.949507] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [] (sys_write+0x18/0x1[ 80.960982] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) c) # [ 80.296427] r9:c6d7e000[ 80.971852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) r8:c03002e4 r7:00000004 r6:b6f7a[ 80.982625] r9:c6ec7f60 r8:c5369540 r7:00000010 r6:b6e24000 r5:c5a1c8c0 r4:c0c356e0 e00 r5:00000008 r4:00000008 # [ [ 80.993238] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 80.307035] [] (sys_wr[ 81.003924] r9:c07e17b8 r8:c6ec7f60 r7:c2815800 r6:b6e24000 r5:c5a1c8c0 r4:00000000 ite) from [] (ret_fast_[ 81.014530] [] (vfs_write) from [] (ksys_write+0x74/0xec) syscall+0x0/0x28) # [ 80.31746[ 81.024529] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6ec6000 r5:c5a1c8c0 1] Exception stack(0xc6d7ffa8 to [ 81.035214] r4:c5a1c8c0 0xc6d7fff0) # [ 80.325379] ffa[ 81.040619] [] (ksys_write) from [] (sys_write+0x18/0x1c) 0: 00000008 000[ 81.050616] r9:c6ec6000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000010 r4:00000010 00008 00000001 b6e33000 00000008 [ 81.061226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 81.071650] Exception stack(0xc6ec7fa8 to 0xc6ec7ff0) 00000000 # [ 80.336420] ffc0: [ 81.076710] 7fa0: 00000010 00000010 00000001 b6e24000 00000010 00000000 [ 81.087750] 7fc0: 00000010 00000010 b6f6be00 00000004 00000001 00000000 00020000 bec8ea64 00000008 00000008 b6f7ae00 000000[ 81.095934] 7fe0: 00000004 bec8e798 b6ed64cf b6e5c7e6 04 00000001 00000000 00020000 bec[ 81.103933] irq event stamp: 0 02a64 # [ 80.347456] ffe0: 000[ 81.109837] hardirqs last enabled at (0): [<00000000>] 0x0 00004 bec02798 b6ee54cf b6e6b7e6 [ 81.118267] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 80.355402] irq event stamp[ 81.128638] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 : 0 # [ 80.361316] hardirqs la[ 81.139005] softirqs last disabled at (0): [<00000000>] 0x0 st enabled at (0): [<00000000>] [ 81.147466] ---[ end trace c0a32166ac3bb81d ]--- 0x0 # [ 80.369757] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 80.380099] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 80.390443] softirqs last disabled at (0): [<00000000>] 0x0 # [ 80.398854] ---[ end trace c0a32166ac3bb81c ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 80.768239] lkdtm: Performing direct entry WARNING_MESSAGE # [ 80.775337] ------------[ cut here ]------------ # [ 80.782944] WARNING: CPU: 3 PID: 831 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 80.794840] Warning message trigger count: 2 # [ 80.802045] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 80.833647] CPU: 3 PID: 831 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 80.844125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.853515] Backtrace: # [ 80.858842] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 80.869261] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 80.877787] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.887961] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 80.897779] r9:00000009 r8:c0c3591c r7:00000058 r6:00000009 r5:c0c3591c r4:c1accd84 # [ 80.908387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 80.918728] r7:00000058 r6:c1accd84 r5:c1accda0 r4:c6ec6000 # [ 80.927256] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 80.938900] r9:c1acc6d4 r8:c15e88e4 r7:c6ec7f60 r6:00000010 r5:c5b21000 r4:00000003 # [ 80.949507] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.960982] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.971852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.982625] r9:c6ec7f60 r8:c5369540 r7:00000010 r6:b6e24000 r5:c5a1c8c0 r4:c0c356e0 # [ 80.993238] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 81.003924] r9:c07e17b8 r8:c6ec7f60 r7:c2815800 r6:b6e24000 r5:c5a1c8c0 r4:00000000 # [ 81.014530] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.024529] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6ec6000 r5:c5a1c8c0 # [ 81.035214] r4:c5a1c8c0 # [ 81.040619] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.050616] r9:c6ec6000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000010 r4:00000010 # [ 81.061226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.071650] Exception stack(0xc6ec7fa8 to 0xc6ec7ff0) # [ 81.076710] 7fa0: 00000010 00000010 00000001 b6e24000 00000010 00000000 # [ 81.087750] 7fc0: 00000010 00000010 b6f6be00 00000004 00000001 00000000 00020000 bec8ea64 # [ 81.095934] 7fe0: 00000004 bec8e798 b6ed64cf b6e5c7e6 # [ 81.103933] irq event stamp: 0 # [ 81.109837] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 81.118267] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 81.128638] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 81.139005] softirqs last disabled at (0): [<00000000>] 0x0 # [ 81.147466] ---[ end trace c0a32166ac3bb81d ]--- # WARNING_MESSAGE: saw [ 81.494086] lkdtm: Performing direct entry EXCEPTION 'message trigger': ok ok 4 selft[ 81.501128] 8<--- cut here --- ests: lkdtm: WARNING_MESSAGE.sh [ 81.506899] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # selftests: lkdtm: EXCEPTION.sh [ 81.517904] pgd = a22b0f38 [ 81.523571] [00000000] *pgd=00000000 [ 81.527241] Internal error: Oops: 805 [#2] SMP ARM [ 81.532053] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 81.561086] CPU: 1 PID: 863 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 81.568749] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 81.575292] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 81.579745] LR is at lkdtm_do_action+0x2c/0x4c [ 81.584195] pc : [] lr : [] psr: a00e0013 [ 81.590468] sp : c47d3e58 ip : c47d3e68 fp : c47d3e64 [ 81.595698] r10: 0000000a r9 : c1acc6e4 r8 : c15e88e4 [ 81.600928] r7 : c47d3f60 r6 : 0000000a r5 : c5ab4000 r4 : 00000004 [ 81.607460] r3 : 00000000 r2 : e6c1e4e8 r1 : ef7965e0 r0 : c15e8904 [ 81.613994] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 81.621136] Control: 10c5387d Table: 147d404a DAC: 00000051 [ 81.626890] Process cat (pid: 863, stack limit = 0x0913cb4f) [ 81.632557] Stack: (0xc47d3e58 to 0xc47d4000) [ 81.636921] 3e40: c47d3e74 c47d3e68 [ 81.645108] 3e60: c0c35300 c0c35930 c47d3e9c c47d3e78 c0c35800 c0c352e0 c0c356e0 c5b94c80 [ 81.653294] 3e80: b6e8c000 0000000a c5369540 c47d3f60 c47d3ec4 c47d3ea0 c07e181c c0c356ec [ 81.661479] 3ea0: 00000000 c5b94c80 b6e8c000 c2815800 c47d3f60 c07e17b8 c47d3f5c c47d3ec8 [ 81.669666] 3ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c47d2000 [ 81.677853] 3ee0: b6e8c000 00020000 00000004 0000000a 0001fff6 c47d3ee0 00000001 b6e8b000 [ 81.686039] 3f00: c59dec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 81.694225] 3f20: 00000000 00000000 c1371d50 e6c1e4e8 c205c880 c5b94c80 c5b94c80 c47d2000 [ 81.702413] 3f40: b6e8c000 00000000 00000000 00000004 c47d3f94 c47d3f60 c0599c10 c059957c [ 81.710599] 3f60: 00000000 00000000 c47d3fac e6c1e4e8 0000000a 0000000a b6fd3e00 00000004 [ 81.718787] 3f80: c03002e4 c47d2000 c47d3fa4 c47d3f98 c0599ca0 c0599ba8 00000000 c47d3fa8 [ 81.726972] 3fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6e8c000 0000000a 00000000 [ 81.735157] 3fc0: 0000000a 0000000a b6fd3e00 00000004 00000001 00000000 00020000 be88ca64 [ 81.743344] 3fe0: 00000004 be88c798 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 [ 81.751524] Backtrace: [ 81.753989] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 81.762092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 81.770111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 81.778040] r9:c47d3f60 r8:c5369540 r7:0000000a r6:b6e8c000 r5:c5b94c80 r4:c0c356e0 [ 81.785797] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 81.793635] r9:c07e17b8 r8:c47d3f60 r7:c2815800 r6:b6e8c000 r5:c5b94c80 r4:00000000 [ 81.801388] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 81.808532] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c47d2000 r5:c5b94c80 [ 81.816367] r4:c5b94c80 [ 81.818911] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 81.826057] r9:c47d2000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000a r4:0000000a [ 81.833813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 81.841388] Exception stack(0xc47d3fa8 to 0xc47d3ff0) [ 81.846447] 3fa0: 0000000a 0000000a 00000001 b6e8c000 0000000a 00000000 [ 81.854635] 3fc0: 0000000a 0000000a b6fd3e00 00000004 00000001 00000000 00020000 be88ca64 [ 81.862817] 3fe0: 00000004 be88c798 b6f3e4cf b6ec47e6 [ 81.867878] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 81.874082] ---[ end trace c0a32166ac3bb81e ]--- # Segmentation fault # [ 81.494086] lkdtm: Performing direct entry EXCEPTION # [ 81.501128] 8<--- cut here --- # [ 81.506899] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 81.517904] pgd = a22b0f38 # [ 81.523571] [00000000] *pgd=00000000 # [ 81.527241] Internal error: Oops: 805 [#2] SMP ARM # [ 81.532053] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 81.561086] CPU: 1 PID: 863 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 81.568749] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.575292] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 81.579745] LR is at lkdtm_do_action+0x2c/0x4c # [ 81.584195] pc : [] lr : [] psr: a00e0013 # [ 81.590468] sp : c47d3e58 ip : c47d3e68 fp : c47d3e64 # [ 81.595698] r10: 0000000a r9 : c1acc6e4 r8 : c15e88e4 # [ 81.600928] r7 : c47d3f60 r6 : 0000000a r5 : c5ab4000 r4 : 00000004 # [ 81.607460] r3 : 00000000 r2 : e6c1e4e8 r1 : ef7965e0 r0 : c15e8904 # [ 81.613994] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 81.621136] Control: 10c5387d Table: 147d404a DAC: 00000051 # [ 81.626890] Process cat (pid: 863, stack limit = 0x0913cb4f) # [ 81.632557] Stack: (0xc47d3e58 to 0xc47d4000) # [ 81.636921] 3e40: c47d3e74 c47d3e68 # [ 81.645108] 3e60: c0c35300 c0c35930 c47d3e9c c47d3e78 c0c35800 c0c352e0 c0c356e0 c5b94c80 # [ 81.653294] 3e80: b6e8c000 0000000a c5369540 c47d3f60 c47d3ec4 c47d3ea0 c07e181c c0c356ec # [ 81.661479] 3ea0: 00000000 c5b94c80 b6e8c000 c2815800 c47d3f60 c07e17b8 c47d3f5c c47d3ec8 # [ 81.669666] 3ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c47d2000 # [ 81.677853] 3ee0: b6e8c000 00020000 00000004 0000000a 0001fff6 c47d3ee0 00000001 b6e8b000 # [ 81.686039] 3f00: c59dec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.694225] 3f20: 00000000 00000000 c1371d50 e6c1e4e8 c205c880 c5b94c80 c5b94c80 c47d2000 # [ 81.702413] 3f40: b6e8c000 00000000 00000000 00000004 c47d3f94 c47d3f60 c0599c10 c059957c # [ 81.710599] 3f60: 00000000 00000000 c47d3fac e6c1e4e8 0000000a 0000000a b6fd3e00 00000004 # [ 81.718787] 3f80: c03002e4 c47d2000 c47d3fa4 c47d3f98 c0599ca0 c0599ba8 00000000 c47d3fa8 # [ 81.726972] 3fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6e8c000 0000000a 00000000 # [ 81.735157] 3fc0: 0000000a 0000000a b6fd3e00 00000004 00000001 00000000 00020000 be88ca64 # [ 81.743344] 3fe0: 00000004 be88c798 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 # [ 81.751524] Backtrace: # [ 81.753989] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.762092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.770111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.778040] r9:c47d3f60 r8:c5369540 r7:0000000a r6:b6e8c000 r5:c5b94c80 r4:c0c356e0 # [ 81.785797] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 81.793635] r9:c07e17b8 r8:c47d3f60 r7:c2815800 r6:b6e8c000 r5:c5b94c80 r4:00000000 # [ 81.801388] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.808532] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c47d2000 r5:c5b94c80 # [ 81.816367] r4:c5b94c80 # [ 81.818911] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.826057] r9:c47d2000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000a r4:0000000a # [ 81.833813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.841388] Exception stack(0xc47d3fa8 to 0xc47d3ff0) # [ 81.846447] 3fa0: 0000000a 0000000a 00000001 b6e8c000 0000000a 00000000 # [ 81.854635] 3fc0: 0000000a 0000000a b6fd3e00 00000004 00000001 00000000 00020000 be88ca64 # [ 81.862817] 3fe0: 00000004 be88c798 b6f3e4cf b6ec47e6 # [ 81.867878] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 81.874082] ---[ end trace c0a32166ac3bb81e ]--- # 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 [ 83.054078] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 83.059786] lkdtm: attempting good list addition [ 83.064439] lkdtm: attempting corrupted list addition [ 83.069567] lkdtm: list_add() corruption not detected! # [ 83.054078] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 83.059786] lkdtm: attempting good list addition # [ 83.064439] lkdtm: attempting corrupted list addition # [ 83.069567] 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 [ 83.419232] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 83.424826] lkdtm: attempting good list removal [ 83.429441] lkdtm: attempting corrupted list removal [ 83.434417] lkdtm: list_del() corruption not detected! # [ 83.419232] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 83.424826] lkdtm: attempting good list removal # [ 83.429441] lkdtm: attempting corrupted list removal # [ 83.434417] 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 [ 83.766304] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 83.772848] lkdtm: attempting bad read from page below current stack [ 83.779282] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 83.766304] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 83.772848] lkdtm: attempting bad read from page below current stack # [ 83.779282] 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 [ 84.114086] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 84.120533] lkdtm: attempting bad read from page above current stack [ 84.126899] lkdtm: FAIL: accessed page after stack! (byte: 1b) # [ 84.114086] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 84.120533] lkdtm: attempting bad read from page above current stack # [ 84.126899] lkdtm: FAIL: accessed page after stack! (byte: 1b) # 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 [ 84.467068] lkdtm: Performing direct entry UNSET_SMEP [ 84.472255] lkdtm: XFAIL: this test is x86_64-only # [ 84.467068] lkdtm: Performing direct entry UNSET_SMEP # [ 84.472255] 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 [ 84.790603] lkdtm: Performing direct entry DOUBLE_FAULT [ 84.795855] lkdtm: XFAIL: this test is ia32-only # [ 84.790603] lkdtm: Performing direct entry DOUBLE_FAULT # [ 84.795855] 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 [ 85.134804] lkdtm: Performing direct entry CORRUPT_PAC [ 85.140089] lkdtm: XFAIL: this test is arm64-only # [ 85.134804] lkdtm: Performing direct entry CORRUPT_PAC # [ 85.140089] 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 [ 85.485423] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 85.491960] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 85.485423] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 85.491960] 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 [ 86.207602] lkdtm: Performing direct entry READ_AFTER_FREE [ 86.213338] lkdtm: Value in memory before free: 12345678 [ 86.218692] lkdtm: Attempting bad read from freed memory [ 86.224082] lkdtm: Memory was not poisoned # [ 86.207602] lkdtm: Performing direct entry READ_AFTER_FREE # [ 86.213338] lkdtm: Value in memory before free: 12345678 # [ 86.218692] lkdtm: Attempting bad read from freed memory # [ 86.224082] 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 [ 86.731862] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 86.737900] lkdtm: Value in memory before free: 12345678 [ 86.743304] lkdtm: Attempting to read from freed memory [ 86.748544] lkdtm: Buddy page was not poisoned # [ 86.731862] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 86.737900] lkdtm: Value in memory before free: 12345678 # [ 86.743304] lkdtm: Attempting to read from freed memory # [ 86.748544] 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 [ 87.082209] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 87.087857] lkdtm: Attempting double slab free ... # [ 87.082209] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 87.087857] 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 [ 87.416440] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 87.422155] lkdtm: Attempting cross-cache slab free ... # [ 87.416440] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 87.422155] 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 [ 87.763753] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 87.769385] lkdtm: Attempting non-Slab slab free ... # [ 87.763753] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 87.769385] 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 [ 88.877501] lkdtm: Performing direct entry EXEC_DATA [ 88.882641] lkdtm: attempting ok execution at c0c36070 [ 88.887825] lkdtm: attempting bad execution at c26f696c [ 88.893152] 8<--- cut here --- [ 88.896221] Unable to handle kernel paging request at virtual address c26f696c [ 88.903465] pgd = 871a50d2 [ 88.906197] [c26f696c] *pgd=1261141e(bad) [ 88.910266] Internal error: Oops: 8000000d [#3] SMP ARM [ 88.915516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 88.944809] CPU: 0 PID: 1706 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 88.952573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.959141] PC is at data_area+0x0/0x40 [ 88.963021] LR is at execute_location+0xa4/0xb4 [ 88.967578] pc : [] lr : [] psr: 600e0013 [ 88.973867] sp : c6dc7e38 ip : c6dc7d40 fp : c6dc7e54 [ 88.979115] r10: 0000000a r9 : c1acc8c8 r8 : c15e88e4 [ 88.984365] r7 : c6dc7f60 r6 : 00000001 r5 : c26f696c r4 : c0c36070 [ 88.990915] r3 : b154ca91 r2 : b154ca91 r1 : ef7815e0 r0 : 0000002b [ 88.997468] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 89.004627] Control: 10c5387d Table: 16ec404a DAC: 00000051 [ 89.010400] Process cat (pid: 1706, stack limit = 0xa5756a70) [ 89.016170] Stack: (0xc6dc7e38 to 0xc6dc8000) [ 89.020555] 7e20: 0000001f c6dfe000 [ 89.028767] 7e40: 0000000a c6dc7f60 c6dc7e64 c6dc7e58 c135c6c4 c135c4c0 c6dc7e74 c6dc7e68 [ 89.036978] 7e60: c0c35300 c135c6ac c6dc7e9c c6dc7e78 c0c35800 c0c352e0 c0c356e0 c6b80f00 [ 89.045187] 7e80: b6e3f000 0000000a c5369540 c6dc7f60 c6dc7ec4 c6dc7ea0 c07e181c c0c356ec [ 89.053397] 7ea0: 00000000 c6b80f00 b6e3f000 c2815800 c6dc7f60 c07e17b8 c6dc7f5c c6dc7ec8 [ 89.061607] 7ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6dc6000 [ 89.069816] 7ee0: b6e3f000 00020000 00000004 0000000a 0001fff6 c6dc7ee0 00000001 b6e3e000 [ 89.078023] 7f00: c5c36500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 89.086232] 7f20: 00000000 00000000 c1371d50 b154ca91 c205c880 c6b80f00 c6b80f00 c6dc6000 [ 89.094440] 7f40: b6e3f000 00000000 00000000 00000004 c6dc7f94 c6dc7f60 c0599c10 c059957c [ 89.102649] 7f60: 00000000 00000000 c6dc7fac b154ca91 0000000a 0000000a b6f86e00 00000004 [ 89.110858] 7f80: c03002e4 c6dc6000 c6dc7fa4 c6dc7f98 c0599ca0 c0599ba8 00000000 c6dc7fa8 [ 89.119067] 7fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 [ 89.127276] 7fc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 beffca64 [ 89.135485] 7fe0: 00000004 beffc798 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 [ 89.143680] Backtrace: [ 89.146189] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 89.154400] r7:c6dc7f60 r6:0000000a r5:c6dfe000 r4:0000001f [ 89.160103] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.168229] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.176279] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.184231] r9:c6dc7f60 r8:c5369540 r7:0000000a r6:b6e3f000 r5:c6b80f00 r4:c0c356e0 [ 89.192018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.199883] r9:c07e17b8 r8:c6dc7f60 r7:c2815800 r6:b6e3f000 r5:c6b80f00 r4:00000000 [ 89.207659] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.214827] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c6dc6000 r5:c6b80f00 [ 89.222679] r4:c6b80f00 [ 89.225248] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.232415] r9:c6dc6000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:0000000a r4:0000000a [ 89.240197] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.247789] Exception stack(0xc6dc7fa8 to 0xc6dc7ff0) [ 89.252874] 7fa0: 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 [ 89.261084] 7fc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 beffca64 [ 89.269286] 7fe0: 00000004 beffc798 b6ef14cf b6e777e6 [ 89.274370] Code: 00000000 c2e359c0 c2e35a80 c2e35b40 (e1a0c00d) [ 89.280498] ---[ end trace c0a32166ac3bb81f ]--- # Segmentation fault # [ 88.877501] lkdtm: Performing direct entry EXEC_DATA # [ 88.882641] lkdtm: attempting ok execution at c0c36070 # [ 88.887825] lkdtm: attempting bad execution at c26f696c # [ 88.893152] 8<--- cut here --- # [ 88.896221] Unable to handle kernel paging request at virtual address c26f696c # [ 88.903465] pgd = 871a50d2 # [ 88.906197] [c26f696c] *pgd=1261141e(bad) # [ 88.910266] Internal error: Oops: 8000000d [#3] SMP ARM # [ 88.915516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 88.944809] CPU: 0 PID: 1706 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 88.952573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.959141] PC is at data_area+0x0/0x40 # [ 88.963021] LR is at execute_location+0xa4/0xb4 # [ 88.967578] pc : [] lr : [] psr: 600e0013 # [ 88.973867] sp : c6dc7e38 ip : c6dc7d40 fp : c6dc7e54 # [ 88.979115] r10: 0000000a r9 : c1acc8c8 r8 : c15e88e4 # [ 88.984365] r7 : c6dc7f60 r6 : 00000001 r5 : c26f696c r4 : c0c36070 # [ 88.990915] r3 : b154ca91 r2 : b154ca91 r1 : ef7815e0 r0 : 0000002b # [ 88.997468] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.004627] Control: 10c5387d Table: 16ec404a DAC: 00000051 # [ 89.010400] Process cat (pid: 1706, stack limit = 0xa5756a70) # [ 89.016170] Stack: (0xc6dc7e38 to 0xc6dc8000) # [ 89.020555] 7e20: 0000001f c6dfe000 # [ 89.028767] 7e40: 0000000a c6dc7f60 c6dc7e64 c6dc7e58 c135c6c4 c135c4c0 c6dc7e74 c6dc7e68 # [ 89.036978] 7e60: c0c35300 c135c6ac c6dc7e9c c6dc7e78 c0c35800 c0c352e0 c0c356e0 c6b80f00 # [ 89.045187] 7e80: b6e3f000 0000000a c5369540 c6dc7f60 c6dc7ec4 c6dc7ea0 c07e181c c0c356ec # [ 89.053397] 7ea0: 00000000 c6b80f00 b6e3f000 c2815800 c6dc7f60 c07e17b8 c6dc7f5c c6dc7ec8 # [ 89.061607] 7ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6dc6000 # [ 89.069816] 7ee0: b6e3f000 00020000 00000004 0000000a 0001fff6 c6dc7ee0 00000001 b6e3e000 # [ 89.078023] 7f00: c5c36500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 89.086232] 7f20: 00000000 00000000 c1371d50 b154ca91 c205c880 c6b80f00 c6b80f00 c6dc6000 # [ 89.094440] 7f40: b6e3f000 00000000 00000000 00000004 c6dc7f94 c6dc7f60 c0599c10 c059957c # [ 89.102649] 7f60: 00000000 00000000 c6dc7fac b154ca91 0000000a 0000000a b6f86e00 00000004 # [ 89.110858] 7f80: c03002e4 c6dc6000 c6dc7fa4 c6dc7f98 c0599ca0 c0599ba8 00000000 c6dc7fa8 # [ 89.119067] 7fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 # [ 89.127276] 7fc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 beffca64 # [ 89.135485] 7fe0: 00000004 beffc798 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 # [ 89.143680] Backtrace: # [ 89.146189] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 89.154400] r7:c6dc7f60 r6:0000000a r5:c6dfe000 r4:0000001f # [ 89.160103] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.168229] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.176279] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.184231] r9:c6dc7f60 r8:c5369540 r7:0000000a r6:b6e3f000 r5:c6b80f00 r4:c0c356e0 # [ 89.192018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 89.199883] r9:c07e17b8 r8:c6dc7f60 r7:c2815800 r6:b6e3f000 r5:c6b80f00 r4:00000000 # [ 89.207659] [] (vfs_write) from [] (ksys_write+0x74[ 89.711529] lkdtm: Performing direct entry EXEC_STACK /0xec) # [ 89.[2 1 4 88297.]7 7529] lkdtm: attempting ok execution at c0c36070 r10:00000004 r9:00000000 r8:0000[ 89.724970] lkdtm: attempting bad execution at c696de0c 0000 r7:b6e3f000 r6:c6dc6000 r5:c[ 89.732922] 8<--- cut here --- 6b80f00 # [[ 8899..2723286769] Unable to handle kernel paging request at virtual address c696de0c 9] r4:c6b80f00 # [ [8 9 . 282.747911] pgd = 2b0b14a1 5248] [] (ksys_write) f[ 89.752964] [c696de0c] *pgd=1681141e(bad) rom [] (sys_write[+ 0 x89.759857] Internal error: Oops: 8000000d [#4] SMP ARM 18/0x1c) # [ 89.232415] r9:c6[ 89.767601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 dc6000 r8:c03002e4 r7:00000004[ 89.799318] CPU: 3 PID: 1782 Comm: cat Tainted: G D W 5.10.169-cip26 #1 6:b6f86e00 r5:00[0 0 0 0809a. 8r09748] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) :0000000a # [ 89.240197] [<[c 89.818374] PC is at 0xc696de0c 599c88>] (sys_write) from [] (ret_fast_syscall[+ 0 x 08/.831612] pc : [] lr : [] psr: 600e0013 0x28) # [ 89.24[7 7 8 98]9 .E840226] sp : c696dde8 ip : c696dcf0 fp : c696de04 ception stack(0xc6d[c 7 f a889 .t47627] r10: 0000000b r9 : c1acc8d4 r8 : c15e88e4 o 0xc6dc7ff0) # [[ 8899..2855030] r7 : c696df60 r6 : 00000001 r5 : c696de0c r4 : c0c36070 2874] 7fa0: [ 8 9 . 63735] r3 : e0715415 r2 : e0715415 r1 : ef7c05e0 r0 : 0000002b 0000000a 0000000a 0[0 0 0 080.872441] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 01 b6e3f000 0000000a 0[0 0 0 0809.881927] Control: 10c5387d Table: 16df404a DAC: 00000051 0 # [ 89.261084] 7[f c 0 :8 90890023] Process cat (pid: 1782, stack limit = 0xe9daf665) 000000a 0000000a b6f86e0[0 0 089.898032] Stack: (0xc696dde8 to 0xc696e000) 00004 00000001 00000000 00020000 [ 89.904835] dde0: c696c000 c69d6000 0000000b c696df60 c696de64 c696de08 beffca64 # [ 89.269286] 7fe[0 89.915881] de00: c135c700 c135c4c0 c696de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 00000004 beffc798 b6ef14cf b6[e 89.926756] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 77e6 # [ 89.274370] Code: [0 0 89.937631] de40: e3a02040 e3a01d33 e5930018 e0715415 0000000b 00000020 c696de74 c696de68 000000 c2e359c0 c2e35a80 c2e35b[4 89.948419] de60: c0c35300 c135c6d4 c696de9c c696de78 c0c35800 c0c352e0 c0c356e0 c5b1e500 0 (e1a0c00d) # [ 89.280498][ 89.959295] de80: b6e8f000 0000000b c5369540 c696df60 c696dec4 c696dea0 c07e181c c0c356ec ---[ end trace c0a32166ac3bb8[1 f 89.970167] dea0: 00000000 c5b1e500 b6e8f000 c2815800 c696df60 c07e17b8 c696df5c c696dec8 ]--- # EXEC_DATA: missing '[c a 89.980956] dec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c696c000 ll trace:': [FAIL] not ok 30 s[e 89.991745] dee0: b6e8f000 00020000 00000004 0000000b 0001fff5 c696dee0 00000001 b6e8e000 lftests: lkdtm: EXEC_DATA.sh #[ 90.002618] df00: c5b95040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 xit=1 # selftests: lkdtm: EX[E C 90.013493] df20: 00000000 00000000 c1371d50 e0715415 c205c880 c5b1e500 c5b1e500 c696c000 _STACK.sh [ 90.024281] df40: b6e8f000 00000000 00000000 00000004 c696df94 c696df60 c0599c10 c059957c [ 90.033420] df60: 00000000 00000000 c696dfac e0715415 0000000b 0000000b b6fd6e00 00000004 [ 90.041631] df80: c03002e4 c696c000 c696dfa4 c696df98 c0599ca0 c0599ba8 00000000 c696dfa8 [ 90.049841] dfa0: c03000c0 c0599c94 0000000b 0000000b 00000001 b6e8f000 0000000b 00000000 [ 90.058049] dfc0: 0000000b 0000000b b6fd6e00 00000004 00000001 00000000 00020000 bea57a64 [ 90.066260] dfe0: 00000004 bea57798 b6f414cf b6ec77e6 800e0030 00000001 00000000 00000000 [ 90.074455] Backtrace: [ 90.076965] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 90.085267] r7:c696df60 r6:0000000b r5:c69d6000 r4:c696c000 [ 90.090975] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.099178] r4:00000020 [ 90.101748] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.109796] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.117753] r9:c696df60 r8:c5369540 r7:0000000b r6:b6e8f000 r5:c5b1e500 r4:c0c356e0 [ 90.125541] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.133406] r9:c07e17b8 r8:c696df60 r7:c2815800 r6:b6e8f000 r5:c5b1e500 r4:00000000 [ 90.141185] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.148355] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c696c000 r5:c5b1e500 [ 90.156207] r4:c5b1e500 [ 90.158776] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.165945] r9:c696c000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:0000000b r4:0000000b [ 90.173728] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.181321] Exception stack(0xc696dfa8 to 0xc696dff0) [ 90.186404] dfa0: 0000000b 0000000b 00000001 b6e8f000 0000000b 00000000 [ 90.194614] dfc0: 0000000b 0000000b b6fd6e00 00000004 00000001 00000000 00020000 bea57a64 [ 90.202820] dfe0: 00000004 bea57798 b6f414cf b6ec77e6 [ 90.207906] Code: c696de08 c135c700 c135c4c0 c696de6c (e1a0c00d) [ 90.214032] ---[ end trace c0a32166ac3bb820 ]--- # Segmentation fault # [ 89.711529] lkdtm: Performing direct entry EXEC_STACK # [ 89.717529] lkdtm: attempting ok execution at c0c36070 # [ 89.724970] lkdtm: attempting bad execution at c696de0c # [ 89.732922] 8<--- cut here --- # [ 89.738769] Unable to handle kernel paging request at virtual address c696de0c # [ 89.747911] pgd = 2b0b14a1 # [ 89.752964] [c696de0c] *pgd=1681141e(bad) # [ 89.759857] Internal error: Oops: 8000000d [#4] SMP ARM # [ 89.767601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 89.799318] CPU: 3 PID: 1782 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 89.809748] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.818374] PC is at 0xc696de0c # [ 89.824227] LR is at execute_location+0xa4/0xb4 # [ 89.831612] pc : [] lr : [] psr: 600e0013 # [ 89.840226] sp : c696dde8 ip : c696dcf0 fp : c696de04 # [ 89.847627] r10: 0000000b r9 : c1acc8d4 r8 : c15e88e4 # [ 89.855030] r7 : c696df60 r6 : 00000001 r5 : c696de0c r4 : c0c36070 # [ 89.863735] r3 : e0715415 r2 : e0715415 r1 : ef7c05e0 r0 : 0000002b # [ 89.872441] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.881927] Control: 10c5387d Table: 16df404a DAC: 00000051 # [ 89.890023] Process cat (pid: 1782, stack limit = 0xe9daf665) # [ 89.898032] Stack: (0xc696dde8 to 0xc696e000) # [ 89.904835] dde0: c696c000 c69d6000 0000000b c696df60 c696de64 c696de08 # [ 89.915881] de00: c135c700 c135c4c0 c696de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 89.926756] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 89.937631] de40: e3a02040 e3a01d33 e5930018 e0715415 0000000b 00000020 c696de74 c696de68 # [ 89.948419] de60: c0c35300 c135c6d4 c696de9c c696de78 c0c35800 c0c352e0 c0c356e0 c5b1e500 # [ 89.959295] de80: b6e8f000 0000000b c5369540 c696df60 c696dec4 c696dea0 c07e181c c0c356ec # [ 89.970167] dea0: 00000000 c5b1e500 b6e8f000 c2815800 c696df60 c07e17b8 c696df5c c696dec8 # [ 89.980956] dec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c696c000 # [ 89.991745] dee0: b6e8f000 00020000 00000004 0000000b 0001fff5 c696dee0 00000001 b6e8e000 # [ 90.002618] df00: c5b95040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.013493] df20: 00000000 00000000 c1371d50 e0715415 c205c880 c5b1e500 c5b1e500 c696c000 # [ 90.024281] df40: b6e8f000 00000000 00000000 00000004 c696df94 c696df60 c0599c10 c059957c # [ 90.033420] df60: 00000000 00000000 c696dfac e0715415 0000000b 0000000b b6fd6e00 00000004 # [ 90.041631] df80: c03002e4 c696c000 c696dfa4 c696df98 c0599ca0 c0599ba8 00000000 c696dfa8 # [ 90.049841] dfa0: c03000c0 c0599c94 0000000b 0000000b 00000001 b6e8f000 0000000b 00000000 # [ 90.058049] dfc0: 0000000b 0000000b b6fd6e00 00000004 00000001 00000000 00020000 bea57a64 # [ 90.066260] dfe0: 00000004 bea57798 b6f414cf b6ec77e6 800e0030 00000001 00000000 00000000 # [ 90.074455] Backtrace: # [ 90.076965] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 90.085267] r7:c696df60 r6:0000000b r5:c69d6000 r4:c696c000 # [ 90.090975] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.099178] r4:00000020 # [ 90.101748] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.109796] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.117753] r9:c696df60 r8:c5369540 r7:0000000b r6:b6e8f000 r5:c5b1e500 r4:c0c356e0 # [ 90.125541] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.133406] r9:c07e17b8 r8:c696df60 r7:c2815800 r6:b6e8f000 r5:c5b1e500 r4:00000000 # [ 90.141185] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.148355] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c696c000 r5:c5b1e500 # [ 90.156207] r4:c5b[ 90.655734] lkdtm: Performing direct entry EXEC_KMALLOC 1e500 # [ 90.158776] [] (ksys_write) from [[ 90.671335] lkdtm: attempting bad execution at c6c9e180 ] (sys_write+0x18/0x1c) # [ 90[ 90.679374] 8<--- cut here --- .165945] r9:c[6 9 69c00.0608 5r32] Unable to handle kernel paging request at virtual address c6c9e180 8:c03002e4 [r 7 : 09000.0609040343] pgd = d526609e r6:b6fd6e00 r5:0000000b r4[: 0 090.698893] [c6c9e180] *pgd=16c1141e(bad) 00000b # [ 9[0 . 1 79307.2780]420] Internal error: Oops: 8000000d [#5] SMP ARM [] (sys_write) from [<[ 90.712640] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 c03000c0>] (ret_fas[t _ s y9s0c.a44347] CPU: 2 PID: 1861 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ll+0x0/0x[2 8 ) 9 0#. 7[54 2 5 2] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0.181321] Excepti[o n s9t0a.c7k2519] PC is at 0xc6c9e180 (0xc696dfa8 to 0xc696dff0) #[ [ 90.767751] LR is at execute_location+0xa4/0xb4 90.18[6 4 0 49]0 .d7f7a408:7 2] pc : [] lr : [] psr: 600e0013 [ 9 0 .7 8 2080703] sp : c6b25e30 ip : c6b25d38 fp : c6b25e4c 000b 00[0 0 0 0900b. 708090803020 r10: 0000000d r9 : c1acc8e0 r8 : c15e88e4 01 b6e8f[0 0 0 9000.0709060700b5] r7 : c6b25f60 r6 : 00000001 r5 : c6c9e180 r4 : c0c36070 00000000 #[ [ 9 09.08.0149948] r3 : 8b2fc0c8 r2 : 8b2fc0c8 r1 : ef7ab5e0 r0 : 0000002b 614] dfc0: [0 0 0 09000.08b1 30307] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000b b6[f d 6 e9000. 8020202070] Control: 10c5387d Table: 147c004a DAC: 00000051 004 0000000[1 0 0900.08020907054] Process cat (pid: 1861, stack limit = 0x60d27266) 00020000 bea5[7 a 6 49 0 .#8 3[7 22] Stack: (0xc6b25e30 to 0xc6b26000) 90.202820] df[e 0 : 9000.08040589] 5e20: c6c9e180 c5e5e000 0000000d c6b25f60 004 bea57798 b6f4[1 4 c f9 0b.68e3763] 5e40: c6b25e64 c6b25e50 c0c360c0 c135c4c0 00000021 c5e5e000 c6b25e74 c6b25e68 c77e6 # [ 90.[2 0 7 99006.]8 64021] 5e60: c0c35300 c0c36094 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5b957c0 ode: c696de08 c135[c 7 0 09 0c.1874281] 5e80: b6e6c000 0000000d c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec 5c4c0 c696de6c ([e 1 a 09c00.08d84625] 5ea0: 00000000 c5b957c0 b6e6c000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 # [ 90.214[0 3 2 ]9 0-.-8-9[883] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6b24000 end trace c0[a 3 2 19606.a9c035b54] 5ee0: b6e6c000 00020000 00000004 0000000d 0001fff3 c6b25ee0 00000001 b6e6b000 b820 ]--- # EXE[C _ S T9A0C.K91:140] 5f00: c2fbf680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 missing 'call [t r a c9e0:.'9:2 312] 5f20: 00000000 00000000 c1371d50 8b2fc0c8 c205c880 c5b957c0 c5b957c0 c6b24000 [FAIL] not ok[ 3 1 9s0e.l9f3t5482] 5f40: b6e6c000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c sts: lkdtm: EXEC_[S T A C9K0..s9h5657] 5f60: 00000000 00000000 c6b25fac 8b2fc0c8 0000000d 0000000d b6fb3e00 00000004 # exit=1 # sel[f t e s9t0s.:9 55914] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 kdtm: EXEC_KMALL[O C . s9h0 . 966172] 5fa0: c03000c0 c0599c94 0000000d 0000000d 00000001 b6e6c000 0000000d 00000000 [ 90.976343] 5fc0: 0000000d 0000000d b6fb3e00 00000004 00000001 00000000 00020000 bed25a64 [ 90.984529] 5fe0: 00000004 bed25798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 [ 90.992709] Backtrace: [ 90.995180] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 91.003629] r7:c6b25f60 r6:0000000d r5:c5e5e000 r4:c6c9e180 [ 91.009299] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.017655] r5:c5e5e000 r4:00000021 [ 91.021240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.029259] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.037185] r9:c6b25f60 r8:c5369540 r7:0000000d r6:b6e6c000 r5:c5b957c0 r4:c0c356e0 [ 91.044942] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.052782] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6e6c000 r5:c5b957c0 r4:00000000 [ 91.060534] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.067677] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c6b24000 r5:c5b957c0 [ 91.075511] r4:c5b957c0 [ 91.078054] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.085200] r9:c6b24000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:0000000d r4:0000000d [ 91.092957] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.100533] Exception stack(0xc6b25fa8 to 0xc6b25ff0) [ 91.105595] 5fa0: 0000000d 0000000d 00000001 b6e6c000 0000000d 00000000 [ 91.113782] 5fc0: 0000000d 0000000d b6fb3e00 00000004 00000001 00000000 00020000 bed25a64 [ 91.121967] 5fe0: 00000004 bed25798 b6f1e4cf b6ea47e6 [ 91.127028] Code: eff14fa0 eff14fc0 eff14fe0 eff15000 (e1a0c00d) [ 91.133133] ---[ end trace c0a32166ac3bb821 ]--- # Segmentation fault # [ 90.655734] lkdtm: Performing direct entry EXEC_KMALLOC # [ 90.663316] lkdtm: attempting ok execution at c0c36070 # [ 90.671335] lkdtm: attempting bad execution at c6c9e180 # [ 90.679374] 8<--- cut here --- # [ 90.685232] Unable to handle kernel paging request at virtual address c6c9e180 # [ 90.694363] pgd = d526609e # [ 90.698893] [c6c9e180] *pgd=16c1141e(bad) # [ 90.705420] Internal error: Oops: 8000000d [#5] SMP ARM # [ 90.712640] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 90.744347] CPU: 2 PID: 1861 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 90.754252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.762519] PC is at 0xc6c9e180 # [ 90.767751] LR is at execute_location+0xa4/0xb4 # [ 90.774872] pc : [] lr : [] psr: 600e0013 # [ 90.782873] sp : c6b25e30 ip : c6b25d38 fp : c6b25e4c # [ 90.789832] r10: 0000000d r9 : c1acc8e0 r8 : c15e88e4 # [ 90.796705] r7 : c6b25f60 r6 : 00000001 r5 : c6c9e180 r4 : c0c36070 # [ 90.804968] r3 : 8b2fc0c8 r2 : 8b2fc0c8 r1 : ef7ab5e0 r0 : 0000002b # [ 90.813317] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 90.822274] Control: 10c5387d Table: 147c004a DAC: 00000051 # [ 90.829754] Process cat (pid: 1861, stack limit = 0x60d27266) # [ 90.837322] Stack: (0xc6b25e30 to 0xc6b26000) # [ 90.843589] 5e20: c6c9e180 c5e5e000 0000000d c6b25f60 # [ 90.853763] 5e40: c6b25e64 c6b25e50 c0c360c0 c135c4c0 00000021 c5e5e000 c6b25e74 c6b25e68 # [ 90.864021] 5e60: c0c35300 c0c36094 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5b957c0 # [ 90.874281] 5e80: b6e6c000 0000000d c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec # [ 90.884625] 5ea0: 00000000 c5b957c0 b6e6c000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 # [ 90.894883] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6b24000 # [ 90.905054] 5ee0: b6e6c000 00020000 00000004 0000000d 0001fff3 c6b25ee0 00000001 b6e6b000 # [ 90.915140] 5f00: c2fbf680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.925312] 5f20: 00000000 00000000 c1371d50 8b2fc0c8 c205c880 c5b957c0 c5b957c0 c6b24000 # [ 90.935482] 5f40: b6e6c000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c # [ 90.945657] 5f60: 00000000 00000000 c6b25fac 8b2fc0c8 0000000d 0000000d b6fb3e00 00000004 # [ 90.955914] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 # [ 90.966172] 5fa0: c03000c0 c0599c94 0000000d 0000000d 00000001 b6e6c000 0000000d 00000000 # [ 90.976343] 5fc0: 0000000d 0000000d b6fb3e00 00000004 00000001 00000000 00020000 bed25a64 # [ 90.984529] 5fe0: 00000004 bed25798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 # [ 90.992709] Backtrace: # [ 90.995180] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 91.003629] r7:c6b25f60 r6:0000000d r5:c5e5e000 r4:c6c9e180 # [ 91.009299] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.017655] r5:c5e5e000 r4:00000021 # [ 91.021240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.029259] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.037185] r9:c6b25f60 r8:c5369540 r7:0000000d r6:b6e6c000 r5:c5b957c0 r4:c0c356e0 # [ 91.044942] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.052782] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6e6c000 r5:c5b957c0 r4:00000000 # [ 91.060534] [] (vfs_write) from [] (ksy[ 91.585551] lkdtm: Performing direct entry EXEC_VMALLOC s_write+0x74/0xec) # [ 91.0676[ 91.592106] lkdtm: attempting ok execution at c0c36070 77] r10:00000004 r9:00000000 r8:[ 91.600054] lkdtm: attempting bad execution at f096c000 00000000 r7:b6e6c000 r6:c6b24000 [ 91.608060] 8<--- cut here --- r5:c5b957c0 # [ 91.075511] r4[ 91.614059] Unable to handle kernel paging request at virtual address f096c000 :c5b957c0 # [ 91.078054] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [[ 91.638778] Internal error: Oops: 8000000f [#6] SMP ARM 91.085200] r9:c6b24000 r8:c030[ 91.646770] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 02e4 r7:00000004 r6:b6f[b 3 e 090.678479] CPU: 3 PID: 1938 Comm: cat Tainted: G D W 5.10.169-cip26 #1 r5:0000000[d r 49:10.0608080508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0d # [ 91.092957] [[< c 0 5991.696917] PC is at 0xf096c000 c88>] (sys_write) from [] (ret_fast_sys[c a l l9+10.x700706] pc : [] lr : [] psr: 600e0013 /0x28) # [ [9 1 . 19010.573137968] sp : c6b25e30 ip : 00000027 fp : c6b25e4c Exception[ s t a9c1k.(702x5c1688] r10: 0000000d r9 : c1acc8f0 r8 : c15e88e4 25fa8 to 0x[c 6 b 2951f.7f302)2 36] r7 : c6b25f60 r6 : 00000001 r5 : f096c000 r4 : c0c36070 # [ 91.1055[9 5 ] 951f.a704:0 88] r3 : 6ad8b25a r2 : 6ad8b25a r1 : ef7c05e4 r0 : 0000002b [ 91.749026] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 9 1 .0705060171] Control: 10c5387d Table: 1697404a DAC: 00000051 00d 0000000d 00[0 0 0 09011. 7b66827] Process cat (pid: 1938, stack limit = 0x60d27266) e6c000 0000000d [0 0 0 0901.07070570] Stack: (0xc6b25e30 to 0xc6b26000) # [ 91.113782] 5fc0[: 0 090.777927] 5e20: f096c000 c5ab7000 0000000d c6b25f60 0000d 0000000d b6fb3e00 [0 0 0 091.788446] 5e40: c6b25e64 c6b25e50 c0c360f4 c135c4c0 00000022 c5ab7000 c6b25e74 c6b25e68 004 00000001 00000[0 0 0 9010.0799051] 5e60: c0c35300 c0c360d8 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5c37e00 20000 bed25a64 # [ [ 9 19.11.809399] 5e80: b6e2b000 0000000d c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec 1967] 5fe0: 0000000[4 b e9d12.519831] 5ea0: 00000000 c5c37e00 b6e2b000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 798 b6f1e4cf b6ea47[e 6 9#1 .[30176] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6b24000 91.127028] Code[: e f9f11.4840524] 5ee0: b6e2b000 00020000 00000004 0000000d 0001fff3 c6b25ee0 00000001 b6e2a000 a0 eff14fc0 eff14f[e 0 e9f1f.1850871] 5f00: c5b1fb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000 (e1a0c00d) # [ [ 9 1 .911.861220] 5f20: 00000000 00000000 c1371d50 6ad8b25a c205c880 c5c37e00 c5c37e00 c6b24000 3133] ---[ end trac[e c 09a13.271738] 5f40: b6e2b000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c 166ac3bb821 ]--- # E[X E C _9K1M882085] 5f60: 00000000 00000000 c6b25fac 6ad8b25a 0000000d 0000000d b6f72e00 00000004 ALLOC: missing 'call[ t r a9c1e.892518] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 ': [FAIL] not ok 3[2 s e9l1f.t02951] 5fa0: c03000c0 c0599c94 0000000d 0000000d 00000001 b6e2b000 0000000d 00000000 ests: lkdtm: EXEC_K[M A L L9O1C..13299] 5fc0: 0000000d 0000000d b6f72e00 00000004 00000001 00000000 00020000 beb19a64 sh # exit=1 # sel[f t e s9t1s.:923644] 5fe0: 00000004 beb19798 b6edd4cf b6e637e6 800e0030 00000001 00000000 00000000 lkdtm: EXEC_VMALLOC[. s h 9 1.933982] Backtrace: [ 91.938532] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 91.946985] r7:c6b25f60 r6:0000000d r5:c5ab7000 r4:f096c000 [ 91.952661] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.961021] r5:c5ab7000 r4:00000022 [ 91.964612] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.972635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.980566] r9:c6b25f60 r8:c5369540 r7:0000000d r6:b6e2b000 r5:c5c37e00 r4:c0c356e0 [ 91.988329] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.996172] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6e2b000 r5:c5c37e00 r4:00000000 [ 92.003930] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.011080] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c6b24000 r5:c5c37e00 [ 92.018916] r4:c5c37e00 [ 92.021464] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.028613] r9:c6b24000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:0000000d r4:0000000d [ 92.036374] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.043951] Exception stack(0xc6b25fa8 to 0xc6b25ff0) [ 92.049014] 5fa0: 0000000d 0000000d 00000001 b6e2b000 0000000d 00000000 [ 92.057204] 5fc0: 0000000d 0000000d b6f72e00 00000004 00000001 00000000 00020000 beb19a64 [ 92.065392] 5fe0: 00000004 beb19798 b6edd4cf b6e637e6 [ 92.070463] Code: bad PC value [ 92.073590] ---[ end trace c0a32166ac3bb822 ]--- # Segmentation fault # [ 91.585551] lkdtm: Performing direct entry EXEC_VMALLOC # [ 91.592106] lkdtm: attempting ok execution at c0c36070 # [ 91.600054] lkdtm: attempting bad execution at f096c000 # [ 91.608060] 8<--- cut here --- # [ 91.614059] Unable to handle kernel paging request at virtual address f096c000 # [ 91.624194] pgd = 2fd4b201 # [ 91.629677] [f096c000] *pgd=12949811, *pte=4b82c65f, *ppte=4b82c45f # [ 91.638778] Internal error: Oops: 8000000f [#6] SMP ARM # [ 91.646770] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 91.678479] CPU: 3 PID: 1938 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 91.688558] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.696917] PC is at 0xf096c000 # [ 91.702410] LR is at execute_location+0xa4/0xb4 # [ 91.709706] pc : [] lr : [] psr: 600e0013 # [ 91.717968] sp : c6b25e30 ip : 00000027 fp : c6b25e4c # [ 91.725188] r10: 0000000d r9 : c1acc8f0 r8 : c15e88e4 # [ 91.732236] r7 : c6b25f60 r6 : 00000001 r5 : f096c000 r4 : c0c36070 # [ 91.740588] r3 : 6ad8b25a r2 : 6ad8b25a r1 : ef7c05e4 r0 : 0000002b # [ 91.749026] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.756171] Control: 10c5387d Table: 1697404a DAC: 00000051 # [ 91.763827] Process cat (pid: 1938, stack limit = 0x60d27266) # [ 91.771570] Stack: (0xc6b25e30 to 0xc6b26000) # [ 91.777927] 5e20: f096c000 c5ab7000 0000000d c6b25f60 # [ 91.788446] 5e40: c6b25e64 c6b25e50 c0c360f4 c135c4c0 00000022 c5ab7000 c6b25e74 c6b25e68 # [ 91.799051] 5e60: c0c35300 c0c360d8 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5c37e00 # [ 91.809399] 5e80: b6e2b000 0000000d c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec # [ 91.819831] 5ea0: 00000000 c5c37e00 b6e2b000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 # [ 91.830176] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6b24000 # [ 91.840524] 5ee0: b6e2b000 00020000 00000004 0000000d 0001fff3 c6b25ee0 00000001 b6e2a000 # [ 91.850871] 5f00: c5b1fb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.861220] 5f20: 00000000 00000000 c1371d50 6ad8b25a c205c880 c5c37e00 c5c37e00 c6b24000 # [ 91.871738] 5f40: b6e2b000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c # [ 91.882085] 5f60: 00000000 00000000 c6b25fac 6ad8b25a 0000000d 0000000d b6f72e00 00000004 # [ 91.892518] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 # [ 91.902951] 5fa0: c03000c0 c0599c94 0000000d 0000000d 00000001 b6e2b000 0000000d 00000000 # [ 91.913299] 5fc0: 0000000d 0000000d b6f72e00 00000004 00000001 00000000 00020000 beb19a64 # [ 91.923644] 5fe0: 00000004 beb19798 b6edd4cf b6e637e6 800e0030 00000001 00000000 00000000 # [ 91.933982] Backtrace: # [ 91.938532] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 91.946985] r7:c6b25f60 r6:0000000d r5:c5ab7000 r4:f096c000 # [ 91.952661] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.961021] r5:c5ab7000 r4:00000022 # [ 91.964612] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.972635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.980566] r9:c6b25f60 r8:c5369540 r7:0000000d r6:b6e2b000 r5:c5c37e00 r4:c0c356e0 # [ 91.988329] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.996172] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6e2b000 r5:c5c37e00 r4:00000000 # [ 92.003930] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 9[ 92.499549] lkdtm: Performing direct entry EXEC_RODATA 2.011080] r10:0[0 0 0 09020.45 05726] lkdtm: attempting ok execution at c0c36070 9:00000000 r8:00000000 r7:b6e2b00[ 92.513014] lkdtm: attempting bad execution at c15e8b80 0 r6:c6b24000 r5:c5c37e00 # [ [ 92.521105] 8<--- cut here --- 92.018916] r[4 : c 59c23.75e206057] Unable to handle kernel paging request at virtual address c15e8b80 # [ 92.0[2 1 4 6942]. 5[3<6c088] pgd = 991214e2 599b9c>] (ksys_write) f[r o m 9[.540702] [c15e8b80] *pgd=1141941e(bad) ] (sys_wr[i t e +902x.147062] Internal error: Oops: 8000000d [#7] SMP ARM 8/0x1c) # [ 92.028613] r9:c6b[ 92.554450] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 24000 r8:c03002e4[ r 7 :9020.0506153] CPU: 3 PID: 2015 Comm: cat Tainted: G D W 5.10.169-cip26 #1 0004 r6:b6[f 7 2 e9020.5 9r559:70] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000000d r4:0000000d # [ [ 992.604247] PC is at lkdtm_rodata_do_nothing+0x0/0x10 .036374] [] (sy[s _ w r2.611728] LR is at execute_location+0xa4/0xb4 ite) from [1]8 78] pc : [] lr : [] psr: 600e0013 (ret_fast[_ s y9s2c.a6l2l6+805x0] sp : c5db9e38 ip : c5db9d40 fp : c5db9e54 /0x28) [# [ 9 2 .9623.3084130] r10: 0000000c r9 : c1acc900 r8 : c15e88e4 51] Exce[p t i o9n2 .s6t4a0c7k7(0] r7 : c5db9f60 r6 : 00000000 r5 : c15e8b80 r4 : c0c36070 [ 92.649033] r3 : 7f4a3ea4 r2 : 7f4a3ea4 r1 : ef7c05e0 r0 : 0000002b xc6b25fa8 to 0xc6b25f[f 0 ) 9 2#655567] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 92.04901[4 ] 952f.a606:4 953] Control: 10c5387d Table: 169a004a DAC: 00000051 [ 9 2 .0607020605] Process cat (pid: 2015, stack limit = 0x6d878ec4) 00d 0000000[d 0 09020.06080011 3] Stack: (0xc5db9e38 to 0xc5dba000) b6e2b000 000000[0 d 09020.06080354] 9e20: 00000023 c5ab7000 00 # [ 92.0572[0 4 ] 925.f6c96526] 9e40: 0000000c c5db9f60 c5db9e64 c5db9e58 c135c740 c135c4c0 c5db9e74 c5db9e68 : 0000000d 000[0 0 0 09d2 .b760f6784] 9e60: c0c35300 c135c728 c5db9e9c c5db9e78 c0c35800 c0c352e0 c0c356e0 c5b93400 2e00 00000004 [0 0 0 09020.0711 6955] 9e80: b6dff000 0000000c c5369540 c5db9f60 c5db9ec4 c5db9ea0 c07e181c c0c356ec 0000000 000200[0 0 b9e2b.1792a7127] 9ea0: 00000000 c5b93400 b6dff000 c2815800 c5db9f60 c07e17b8 c5db9f5c c5db9ec8 4 # [ 92.0653[9 2 ] 925.f7e30300] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c5967ce4 c0599c10 c5db8000 : 00000004 beb1[9 7 9 89 2b.67e4d471] 9ee0: b6dff000 00020000 00000004 0000000c 0001fff4 c5db9ee0 00000001 00000805 d4cf b6e637e6 [ # [9 2 . 79527642] 9f00: c5c37e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 070463] Code: b[a d P9C2 .v7a6l816] 9f20: 00000000 00000000 c5db8000 7f4a3ea4 b6dfe000 c5b93400 c5b93400 c5db8000 ue # [ 92.07[3 5 9 09]2 .-7-7-986] 9f40: b6dff000 00000000 00000000 00000004 c5db9f94 c5db9f60 c0599c10 c059957c [ end trace c0a3[2 1 6 69a2c.37b88158] 9f60: 00000000 00000000 c5db9fac 7f4a3ea4 0000000c 0000000c b6f46e00 00000004 822 ]--- # EX[E C _ V9M2A.L7L9O8416] 9f80: c03002e4 c5db8000 c5db9fa4 c5db9f98 c0599ca0 c0599ba8 00000000 c5db9fa8 : missing 'cal[l t r9a2c.e8:0'8588] 9fa0: c03000c0 c0599c94 0000000c 0000000c 00000001 b6dff000 0000000c 00000000 [FAIL] not ok [3 3 s9e2l.f8t18760] 9fc0: 0000000c 0000000c b6f46e00 00000004 00000001 00000000 00020000 bec46a64 sts: lkdtm: EXEC_[V M A 9LL2O.C8.9017] 9fe0: 00000004 bec46798 b6eb14cf b6e377e6 800e0030 00000001 00000000 00000000 sh # exit=1 #[ s e l9f2t.e8s3t9269] Backtrace: : lkdtm: EXEC_RODATA.sh [ 92.843730] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 92.854239] r7:c5db9f60 r6:0000000c r5:c5ab7000 r4:00000023 [ 92.859915] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.868190] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.876209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.884137] r9:c5db9f60 r8:c5369540 r7:0000000c r6:b6dff000 r5:c5b93400 r4:c0c356e0 [ 92.891896] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.899735] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6dff000 r5:c5b93400 r4:00000000 [ 92.907490] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.914634] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c5db8000 r5:c5b93400 [ 92.922470] r4:c5b93400 [ 92.925014] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.932159] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:0000000c r4:0000000c [ 92.939916] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.947491] Exception stack(0xc5db9fa8 to 0xc5db9ff0) [ 92.952552] 9fa0: 0000000c 0000000c 00000001 b6dff000 0000000c 00000000 [ 92.960737] 9fc0: 0000000c 0000000c b6f46e00 00000004 00000001 00000000 00020000 bec46a64 [ 92.968921] 9fe0: 00000004 bec46798 b6eb14cf b6e377e6 [ 92.973983] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 92.980086] ---[ end trace c0a32166ac3bb823 ]--- # Segmentation fault # [ 92.499549] lkdtm: Performing direct entry EXEC_RODATA # [ 92.505726] lkdtm: attempting ok execution at c0c36070 # [ 92.513014] lkdtm: attempting bad execution at c15e8b80 # [ 92.521105] 8<--- cut here --- # [ 92.526957] Unable to handle kernel paging request at virtual address c15e8b80 # [ 92.536088] pgd = 991214e2 # [ 92.540702] [c15e8b80] *pgd=1141941e(bad) # [ 92.547062] Internal error: Oops: 8000000d [#7] SMP ARM # [ 92.554450] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 92.586153] CPU: 3 PID: 2015 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 92.595974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.604247] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 92.611728] LR is at execute_location+0xa4/0xb4 # [ 92.618678] pc : [] lr : [] psr: 600e0013 # [ 92.626850] sp : c5db9e38 ip : c5db9d40 fp : c5db9e54 # [ 92.633810] r10: 0000000c r9 : c1acc900 r8 : c15e88e4 # [ 92.640770] r7 : c5db9f60 r6 : 00000000 r5 : c15e8b80 r4 : c0c36070 # [ 92.649033] r3 : 7f4a3ea4 r2 : 7f4a3ea4 r1 : ef7c05e0 r0 : 0000002b # [ 92.655567] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.664953] Control: 10c5387d Table: 169a004a DAC: 00000051 # [ 92.672605] Process cat (pid: 2015, stack limit = 0x6d878ec4) # [ 92.680173] Stack: (0xc5db9e38 to 0xc5dba000) # [ 92.686354] 9e20: 00000023 c5ab7000 # [ 92.696526] 9e40: 0000000c c5db9f60 c5db9e64 c5db9e58 c135c740 c135c4c0 c5db9e74 c5db9e68 # [ 92.706784] 9e60: c0c35300 c135c728 c5db9e9c c5db9e78 c0c35800 c0c352e0 c0c356e0 c5b93400 # [ 92.716955] 9e80: b6dff000 0000000c c5369540 c5db9f60 c5db9ec4 c5db9ea0 c07e181c c0c356ec # [ 92.727127] 9ea0: 00000000 c5b93400 b6dff000 c2815800 c5db9f60 c07e17b8 c5db9f5c c5db9ec8 # [ 92.737300] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c5967ce4 c0599c10 c5db8000 # [ 92.747471] 9ee0: b6dff000 00020000 00000004 0000000c 0001fff4 c5db9ee0 00000001 00000805 # [ 92.757642] 9f00: c5c37e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.767816] 9f20: 00000000 00000000 c5db8000 7f4a3ea4 b6dfe000 c5b93400 c5b93400 c5db8000 # [ 92.777986] 9f40: b6dff000 00000000 00000000 00000004 c5db9f94 c5db9f60 c0599c10 c059957c # [ 92.788158] 9f60: 00000000 00000000 c5db9fac 7f4a3ea4 0000000c 0000000c b6f46e00 00000004 # [ 92.798416] 9f80: c03002e4 c5db8000 c5db9fa4 c5db9f98 c0599ca0 c0599ba8 00000000 c5db9fa8 # [ 92.808588] 9fa0: c03000c0 c0599c94 0000000c 0000000c 00000001 b6dff000 0000000c 00000000 # [ 92.818760] 9fc0: 0000000c 0000000c b6f46e00 00000004 00000001 00000000 00020000 bec46a64 # [ 92.829017] 9fe0: 00000004 bec46798 b6eb14cf b6e377e6 800e0030 00000001 00000000 00000000 # [ 92.839269] Backtrace: # [ 92.843730] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 92.854239] r7:c5db9f60 r6:0000000c r5:c5ab7000 r4:00000023 # [ 92.859915] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.868190] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.876209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.884137] r9:c5db9f60 r8:c5369540 r7:0000000c r6:b6dff000 r5:c5b93400 r4:c0c356e0 # [ 92.891896] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.899735] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6dff000 r5:c5b93400 r4:00000000 # [ 92.[ 93.435276] lkdtm: Performing direct entry EXEC_USERSPACE 907490] [] (vfs_write) [ 93.442061] lkdtm: attempting ok execution at c0c36070 from [] (ksys_write+0x7[ 93.450264] lkdtm: attempting bad execution at b6f8c000 4/0xec) # [ 92.914634] r10:00[ 93.458060] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f8c000 000004 r9:0000000[0 r 89:30.0408045] Internal error: : b [#8] SMP ARM 00000 r7:b6dff000 r6:c5db8000 r5:[ 93.474394] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 c5b93400 # [ 92[. 9 2 29437.0506100] CPU: 2 PID: 2091 Comm: cat Tainted: G D W 5.10.169-cip26 #1 r4:c5b9[3 4 0 09 3 .#51 6[0 0 4] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 92.925014] [3]. 5(4272] PC is at 0xb6f8c000 ksys_write) from [] lr : [] psr: 600e0013 # [ [ 9 29.39.35241485894]] sp : c5e07e48 ip : 00000027 fp : c5e07e64 r9:c5db8[0 0 0 9r38.:5c50136070] r10: 0000000f r9 : c1acc90c r8 : c15e88e4 2e4 r7:000[0 0 0 0943 .r565:8b6631] r7 : c5e07f60 r6 : 0000000f r5 : c6883000 r4 : b6f8c000 46e00 r5:[0 0 0 09030.05c66 9r748] r3 : ab77ce16 r2 : ab77ce16 r1 : ef7ab5e4 r0 : 0000002b 0000000c # [[ 9932..597359243] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 16] [5]8 4(2s8y5] Control: 10c5387d Table: 16be004a DAC: 00000051 _write) from [[ < c 9033.050901c768] Process cat (pid: 2091, stack limit = 0xc0680949) >] (ret_fast[_ s y s9c3a.l5l9+90420] Stack: (0xc5e07e48 to 0xc5e08000) 0/0x28) # [ 92.9[4 7 4 9913]. 05690] 7e40: 00000001 00000000 0000000f 00000024 c5e07e74 c5e07e68 Exception stack([0 x c 59d3b.96f16033] 7e60: c0c35300 c0c3610c c5e07e9c c5e07e78 c0c35800 c0c352e0 c0c356e0 c6ab0c80 8 to 0xc5db9ff0) [ # [9 3 . 696291] 7e80: b6e46000 0000000f c5369540 c5e07f60 c5e07ec4 c5e07ea0 c07e181c c0c356ec 2.952552] 9fa0: [ 9 3 . 6 6549] 7ea0: 00000000 c6ab0c80 b6e46000 c2815800 c5e07f60 c07e17b8 c5e07f5c c5e07ec8 0000000[c 0 09030.06046806] 7ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5e06000 c 00000001 b6d[f f 0 0903 .060507065] 7ee0: b6e46000 00020000 00000004 0000000f 0001fff1 c5e07ee0 00000001 b6e45000 000c 00000000 #[ [ 9 39.26.67237] 7f00: c5c372c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 60737] 9fc0: 0000[0 0 0 c9 30.0607495] 7f20: 00000000 00000000 c1371d50 ab77ce16 c205c880 c6ab0c80 c6ab0c80 c5e06000 0000c b6f46e00 000[0 0 0 0943 .0687754] 7f40: b6e46000 00000000 00000000 00000004 c5e07f94 c5e07f60 c0599c10 c059957c 000001 000000[0 0 09030.260908096] 7f60: 00000000 00000000 c5e07fac ab77ce16 0000000f 0000000f b6f8de00 00000004 0 bec46a64 # [ [ 9 29.39.67808182] 7f80: c03002e4 c5e06000 c5e07fa4 c5e07f98 c0599ca0 c0599ba8 00000000 c5e07fa8 21] 9fe0: 000000[0 4 b9e3c.47618441] 7fa0: c03000c0 c0599c94 0000000f 0000000f 00000001 b6e46000 0000000f 00000000 98 b6eb14cf b6e3[7 7 e 69 3 .#7 28698] 7fc0: 0000000f 0000000f b6f8de00 00000004 00000001 00000000 00020000 be913a64 92.973983] C[o d e :9 35.f7732956] 7fe0: 00000004 be913798 b6ef84cf b6e7e7e6 800e0030 00000001 00000000 00000000 7563 6e756f63 0[0 0 0 09037.47 4a123] Backtrace: a55aa55 (e1a0c00d) # [[ 993.753574] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) .980086] ---[[ e n d9 3t.r7a6c4e20] r4:00000024 c0a32166ac3bb823 ]--[- #9 3E768967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) XEC_RODATA: missing 'call tr[a c 93.779230] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) :': [FAIL] not[ o k 9334. 7s8e741] r9:c5e07f60 r8:c5369540 r7:0000000f r6:b6e46000 r5:c6ab0c80 r4:c0c356e0 lftests: lkdtm: EXEC_RODAT[A . s 93.799484] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # exit=1 # sel[f t e s9t3s.:8 09823] r9:c07e17b8 r8:c5e07f60 r7:c2815800 r6:b6e46000 r5:c6ab0c80 r4:00000000 kdtm: EXEC_USERSPACE[. s h 9 3.819648] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.828955] r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c5e06000 r5:c6ab0c80 [ 93.836795] r4:c6ab0c80 [ 93.839342] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.846486] r9:c5e06000 r8:c03002e4 r7:00000004 r6:b6f8de00 r5:0000000f r4:0000000f [ 93.854242] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.861816] Exception stack(0xc5e07fa8 to 0xc5e07ff0) [ 93.866878] 7fa0: 0000000f 0000000f 00000001 b6e46000 0000000f 00000000 [ 93.875068] 7fc0: 0000000f 0000000f b6f8de00 00000004 00000001 00000000 00020000 be913a64 [ 93.883253] 7fe0: 00000004 be913798 b6ef84cf b6e7e7e6 [ 93.888319] Code: bad PC value [ 93.891385] ---[ end trace c0a32166ac3bb824 ]--- # Segmentation fault # [ 93.435276] lkdtm: Performing direct entry EXEC_USERSPACE # [ 93.442061] lkdtm: attempting ok execution at c0c36070 # [ 93.450264] lkdtm: attempting bad execution at b6f8c000 # [ 93.458060] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f8c000 # [ 93.468045] Internal error: : b [#8] SMP ARM # [ 93.474394] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 93.506100] CPU: 2 PID: 2091 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 93.516004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.524272] PC is at 0xb6f8c000 # [ 93.529500] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 93.536712] pc : [] lr : [] psr: 600e0013 # [ 93.544884] sp : c5e07e48 ip : 00000027 fp : c5e07e64 # [ 93.551671] r10: 0000000f r9 : c1acc90c r8 : c15e88e4 # [ 93.558631] r7 : c5e07f60 r6 : 0000000f r5 : c6883000 r4 : b6f8c000 # [ 93.566978] r3 : ab77ce16 r2 : ab77ce16 r1 : ef7ab5e4 r0 : 0000002b # [ 93.575243] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.584285] Control: 10c5387d Table: 16be004a DAC: 00000051 # [ 93.591768] Process cat (pid: 2091, stack limit = 0xc0680949) # [ 93.599420] Stack: (0xc5e07e48 to 0xc5e08000) # [ 93.605690] 7e40: 00000001 00000000 0000000f 00000024 c5e07e74 c5e07e68 # [ 93.616033] 7e60: c0c35300 c0c3610c c5e07e9c c5e07e78 c0c35800 c0c352e0 c0c356e0 c6ab0c80 # [ 93.626291] 7e80: b6e46000 0000000f c5369540 c5e07f60 c5e07ec4 c5e07ea0 c07e181c c0c356ec # [ 93.636549] 7ea0: 00000000 c6ab0c80 b6e46000 c2815800 c5e07f60 c07e17b8 c5e07f5c c5e07ec8 # [ 93.646806] 7ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5e06000 # [ 93.657065] 7ee0: b6e46000 00020000 00000004 0000000f 0001fff1 c5e07ee0 00000001 b6e45000 # [ 93.667237] 7f00: c5c372c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.677495] 7f20: 00000000 00000000 c1371d50 ab77ce16 c205c880 c6ab0c80 c6ab0c80 c5e06000 # [ 93.687754] 7f40: b6e46000 00000000 00000000 00000004 c5e07f94 c5e07f60 c0599c10 c059957c # [ 93.698096] 7f60: 00000000 00000000 c5e07fac ab77ce16 0000000f 0000000f b6f8de00 00000004 # [ 93.708182] 7f80: c03002e4 c5e06000 c5e07fa4 c5e07f98 c0599ca0 c0599ba8 00000000 c5e07fa8 # [ 93.718441] 7fa0: c03000c0 c0599c94 0000000f 0000000f 00000001 b6e46000 0000000f 00000000 # [ 93.728698] 7fc0: 0000000f 0000000f b6f8de00 00000004 00000001 00000000 00020000 be913a64 # [ 93.738956] 7fe0: 00000004 be913798 b6ef84cf b6e7e7e6 800e0030 00000001 00000000 00000000 # [ 93.749123] Backtrace: # [ 93.753574] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.764520] r4:00000024 # [ 93.768967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.779230] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.789741] r9:c5e07f60 r8:c5369540 r7:0000000f r6:b6e46000 r5:c6ab0c80 r4:c0c356e0 # [ 93.799484] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.809823] r9:c07e17b8 r8:c5e07f60 r7:c2815800 r6:b6e46000 r5:c6ab0c80 r4:00000000 # [ 93.819648] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.828955] r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c5e06000 r5:c6ab0c80 # [ 93.836795] r4:c6ab0c80 # [ 93.839342] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.846486] r9:c5e06000 r8:c03002e4 r7[ 94.322319] lkdtm: Performing direct entry EXEC_NULL :00000004 r6:b6f8de00 r5:0000000f[ 94.330141] lkdtm: attempting ok execution at c0c36070 r4:0000000f # [ [9 3 . 89544.338075] lkdtm: attempting bad execution at 00000000 42] [] (sys_write) from[ 94.345768] 8<--- cut here --- [] (ret_fast_syscall+0[ 94.351552] Unable to handle kernel NULL pointer dereference at virtual address 00000000 x0/0x28) # [ 93.861816] Except[ 94.362500] pgd = 4651a271 ion stack(0xc5e07fa8 to 0xc5e07ff[ 94.368014] [00000000] *pgd=00000000 0) # [ 93.866878] 7fa0: [ 94.374492] Internal error: Oops: 80000005 [#9] SMP ARM 0000000f 0000000f 000[ 94.382539] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 00001 b6e46000 0000[0 0 0 f9 40.014242] CPU: 3 PID: 2162 Comm: cat Tainted: G D W 5.10.169-cip26 #1 000000 # [[ 9943..4827451048] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8] 7fc0: 0000000f [0 0 0 09040.0432504] PC is at 0x0 b6f8de00 00000004 00000001 000[0 94.437214] LR is at execute_location+0xa4/0xb4 0000 0002000[0 b e994.1434a46441] pc : [<00000000>] lr : [] psr: 600e0013 # [ 9[3 . 8 89342.5435]2 570f] sp : c6969e38 ip : c6969d40 fp : c6969e54 e0: 00000[0 0 4 9b4e.94153974968] r10: 0000000a r9 : c1acc91c r8 : c15e88e4 b6ef84cf b[6 e 7 e974e.466 6 4#27] r7 : c6969f60 r6 : 00000000 r5 : 00000000 r4 : c0c36070 [ 93.88[8 3 1 99]4 .C4o7d4e7:7 ] r3 : 2afd799e r2 : 2afd799e r1 : ef7c05e0 r0 : 0000002b bad PC value [ # [9 4 . 49833.40] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 891385] ---[[ e n 9d4 .t4r9a2c0e2] Control: 10c5387d Table: 16b9c04a DAC: 00000051 c0a32166ac3b[b 8 2 49 4].-4-9-9 51] Process cat (pid: 2162, stack limit = 0x604f75f2) # EXEC_USER[S P A C9E4:. 5m0i7s303] Stack: (0xc6969e38 to 0xc696a000) ing 'call tr[a c e :9'4:. 5[1F3A569] 9e20: 00000025 c69d6000 L] not ok 35 selft[e s t9s4:. 523659] 9e40: 0000000a c6969f60 c6969e64 c6969e58 c135c764 c135c4c0 c6969e74 c6969e68 kdtm: EXEC_US[E R S P9A4C.E5.3s4h01] 9e60: c0c35300 c135c750 c6969e9c c6969e78 c0c35800 c0c352e0 c0c356e0 c5b95400 # exit=1 # se[l f t e9s4t.s5:4 088] 9e80: b6dfa000 0000000a c5369540 c6969f60 c6969ec4 c6969ea0 c07e181c c0c356ec lkdtm: EXEC_NULL.s[h 94.554260] 9ea0: 00000000 c5b95400 b6dfa000 c2815800 c6969f60 c07e17b8 c6969f5c c6969ec8 [ 94.564258] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c59666e4 c0599c10 c6968000 [ 94.572445] 9ee0: b6dfa000 00020000 00000004 0000000a 0001fff6 c6969ee0 00000001 00000805 [ 94.580631] 9f00: c5b93540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 94.588817] 9f20: 00000000 00000000 c6968000 2afd799e b6df9000 c5b95400 c5b95400 c6968000 [ 94.597003] 9f40: b6dfa000 00000000 00000000 00000004 c6969f94 c6969f60 c0599c10 c059957c [ 94.605189] 9f60: 00000000 00000000 c6969fac 2afd799e 0000000a 0000000a b6f41e00 00000004 [ 94.613375] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c0599ca0 c0599ba8 00000000 c6969fa8 [ 94.621560] 9fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6dfa000 0000000a 00000000 [ 94.629745] 9fc0: 0000000a 0000000a b6f41e00 00000004 00000001 00000000 00020000 be804a64 [ 94.637934] 9fe0: 00000004 be804798 b6eac4cf b6e327e6 800e0030 00000001 00000000 00000000 [ 94.646115] Backtrace: [ 94.648584] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 94.656771] r7:c6969f60 r6:0000000a r5:c69d6000 r4:00000025 [ 94.662446] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.670549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.678567] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.686493] r9:c6969f60 r8:c5369540 r7:0000000a r6:b6dfa000 r5:c5b95400 r4:c0c356e0 [ 94.694252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.702091] r9:c07e17b8 r8:c6969f60 r7:c2815800 r6:b6dfa000 r5:c5b95400 r4:00000000 [ 94.709844] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.716988] r10:00000004 r9:00000000 r8:00000000 r7:b6dfa000 r6:c6968000 r5:c5b95400 [ 94.724822] r4:c5b95400 [ 94.727366] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.734511] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f41e00 r5:0000000a r4:0000000a [ 94.742266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.749840] Exception stack(0xc6969fa8 to 0xc6969ff0) [ 94.754901] 9fa0: 0000000a 0000000a 00000001 b6dfa000 0000000a 00000000 [ 94.763087] 9fc0: 0000000a 0000000a b6f41e00 00000004 00000001 00000000 00020000 be804a64 [ 94.771271] 9fe0: 00000004 be804798 b6eac4cf b6e327e6 [ 94.776334] Code: bad PC value [ 94.779458] ---[ end trace c0a32166ac3bb825 ]--- # Segmentation fault # [ 94.322319] lkdtm: Performing direct entry EXEC_NULL # [ 94.330141] lkdtm: attempting ok execution at c0c36070 # [ 94.338075] lkdtm: attempting bad execution at 00000000 # [ 94.345768] 8<--- cut here --- # [ 94.351552] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 94.362500] pgd = 4651a271 # [ 94.368014] [00000000] *pgd=00000000 # [ 94.374492] Internal error: Oops: 80000005 [#9] SMP ARM # [ 94.382539] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 94.414242] CPU: 3 PID: 2162 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 94.424148] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.432504] PC is at 0x0 # [ 94.437214] LR is at execute_location+0xa4/0xb4 # [ 94.444421] pc : [<00000000>] lr : [] psr: 600e0013 # [ 94.452507] sp : c6969e38 ip : c6969d40 fp : c6969e54 # [ 94.459467] r10: 0000000a r9 : c1acc91c r8 : c15e88e4 # [ 94.466427] r7 : c6969f60 r6 : 00000000 r5 : 00000000 r4 : c0c36070 # [ 94.474775] r3 : 2afd799e r2 : 2afd799e r1 : ef7c05e0 r0 : 0000002b # [ 94.483040] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 94.492082] Control: 10c5387d Table: 16b9c04a DAC: 00000051 # [ 94.499651] Process cat (pid: 2162, stack limit = 0x604f75f2) # [ 94.507303] Stack: (0xc6969e38 to 0xc696a000) # [ 94.513569] 9e20: 00000025 c69d6000 # [ 94.523659] 9e40: 0000000a c6969f60 c6969e64 c6969e58 c135c764 c135c4c0 c6969e74 c6969e68 # [ 94.534001] 9e60: c0c35300 c135c750 c6969e9c c6969e78 c0c35800 c0c352e0 c0c356e0 c5b95400 # [ 94.544088] 9e80: b6dfa000 0000000a c5369540 c6969f60 c6969ec4 c6969ea0 c07e181c c0c356ec # [ 94.554260] 9ea0: 00000000 c5b95400 b6dfa000 c2815800 c6969f60 c07e17b8 c6969f5c c6969ec8 # [ 94.564258] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c59666e4 c0599c10 c6968000 # [ 94.572445] 9ee0: b6dfa000 00020000 00000004 0000000a 0001fff6 c6969ee0 00000001 00000805 # [ 94.580631] 9f00: c5b93540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.588817] 9f20: 00000000 00000000 c6968000 2afd799e b6df9000 c5b95400 c5b95400 c6968000 # [ 94.597003] 9f40: b6dfa000 00000000 00000000 00000004 c6969f94 c6969f60 c0599c10 c059957c # [ 94.605189] 9f60: 00000000 00000000 c6969fac 2afd799e 0000000a 0000000a b6f41e00 00000004 # [ 94.613375] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c0599ca0 c0599ba8 00000000 c6969fa8 # [ 94.621560] 9fa0: c03000c0 c0599c94 0000000a 0000000a 00000001 b6dfa000 0000000a 00000000 # [ 94.629745] 9fc0: 0000000a 0000000a b6f41e00 00000004 00000001 00000000 00020000 be804a64 # [ 94.637934] 9fe0: 00000004 be804798 b6eac4cf b6e327e6 800e0030 00000001 00000000 00000000 # [ 94.646115] Backtrace: # [ 94.648584] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 94.656771] r7:c6969f60 r6:0000000a r5:c69d6000 r4:00000025 # [ 94.662446] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.670549] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.678567] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.686493] r9:c6969f60 r8:c5369540 r7:0000000a r6:b6dfa000 r5:c5b95400 r4:c0c356e0 # [ 94.694252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.702091] r9:c07e17b8 r8:c6969f60 r7:c2815800 r6:b6dfa000 r5:c5b95400 r4:00000000 # [ 94.709844] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.716988] r10:00000004 r9:00000000 r8:00000000 r7:b6dfa000 r6:c6968000 r5:c5b95400 # [ 94.724822] r4:c5b95400 # [ 94.727366] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.734511] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f41e00 r5:0000000a r4:0000000a # [ 94.742266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.749840] Exception stack(0xc6969fa8 to 0xc6969f[ 95.258442] lkdtm: Performing direct entry ACCESS_USERSPACE f0) # [ 94.754901] 9fa0: [ 95.266438] lkdtm: attempting bad read at b6f35000 0000000a 0000000a 00[ 95.274002] 8<--- cut here --- [ 95.279869] Unhandled fault: page domain fault (0x01b) at 0xb6f35000 [ 95.286253] pgd = 992197f0 [ 95.288984] [b6f35000] *pgd=493c9831 [ 95.292604] Internal error: : 1b [#10] SMP ARM [ 95.297072] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 95.326365] CPU: 0 PID: 2238 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 95.334132] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.340698] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 95.345970] LR is at __irq_work_queue_local+0x40/0x74 [ 95.351047] pc : [] lr : [] psr: 600e0013 [ 95.357338] sp : c6b25e38 ip : c6b25d40 fp : c6b25e64 [ 95.362585] r10: 00000011 r9 : c1acc928 r8 : c15e88e4 [ 95.367835] r7 : c6b25f60 r6 : 00000051 r5 : c6b24000 r4 : b6f35000 [ 95.374385] r3 : d313dfad r2 : d313dfad r1 : ef7815e0 r0 : 00000026 [ 95.380939] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 95.388100] Control: 10c5387d Table: 16b4804a DAC: 00000051 [ 95.393871] Process cat (pid: 2238, stack limit = 0x60d27266) [ 95.399642] Stack: (0xc6b25e38 to 0xc6b26000) [ 95.404029] 5e20: 00000022 00000000 [ 95.412241] 5e40: 00000000 d313dfad c6b25e6c 00000026 c6ae6000 00000011 c6b25e74 c6b25e68 [ 95.420451] 5e60: c0c35300 c0c361e0 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5c36780 [ 95.428661] 5e80: b6def000 00000011 c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec [ 95.436869] 5ea0: 00000000 c5c36780 b6def000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 [ 95.445079] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c2d57ce4 c0599c10 c6b24000 [ 95.453289] 5ee0: b6def000 00020000 00000004 00000011 0001ffef c6b25ee0 00000001 00000805 [ 95.461496] 5f00: c59dd180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 95.469704] 5f20: 00000000 00000000 c6b24000 d313dfad b6dee000 c5c36780 c5c36780 c6b24000 [ 95.477912] 5f40: b6def000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c [ 95.486120] 5f60: 00000000 00000000 c6b25fac d313dfad 00000011 00000011 b6f36e00 00000004 [ 95.494329] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 [ 95.502537] 5fa0: c03000c0 c0599c94 00000011 00000011 00000001 b6def000 00000011 00000000 [ 95.510747] 5fc0: 00000011 00000011 b6f36e00 00000004 00000001 00000000 00020000 befefa64 [ 95.518955] 5fe0: 00000004 befef798 b6ea14cf b6e277e6 800e0030 00000001 00000000 00000000 [ 95.527149] Backtrace: [ 95.529649] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.538381] r6:00000011 r5:c6ae6000 r4:00000026 [ 95.543034] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.551081] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.559031] r9:c6b25f60 r8:c5369540 r7:00000011 r6:b6def000 r5:c5c36780 r4:c0c356e0 [ 95.566818] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.574681] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6def000 r5:c5c36780 r4:00000000 [ 95.582460] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.589631] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c6b24000 r5:c5c36780 [ 95.597482] r4:c5c36780 [ 95.600051] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.607220] r9:c6b24000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000011 r4:00000011 [ 95.615000] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.622591] Exception stack(0xc6b25fa8 to 0xc6b25ff0) [ 95.627672] 5fa0: 00000011 00000011 00000001 b6def000 00000011 00000000 [ 95.635881] 5fc0: 00000011 00000011 b6f36e00 00000004 00000001 00000000 00020000 befefa64 [ 95.644084] 5fe0: 00000004 befef798 b6ea14cf b6e277e6 [ 95.649169] Code: e1a01004 e30d084c e34c01ac eb1c6d2c (e5943000) [ 95.655295] ---[ end trace c0a32166ac3bb826 ]--- 000001 b6dfa000 0000000a 00000000 # [ 94.763087] 9fc0: 0000000a 0000000a b6f41e00 00000004 00000001 00000000 00020000 be804a64 # [ 94.771271] 9fe0: 00000004 be804798 b6eac4cf b6e327e6 # [ 94.776334] Code: bad PC value # [ 94.779458] ---[ end trace c0a32166ac3bb825 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 95.258442] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 95.266438] lkdtm: attempting bad read at b6f35000 # [ 95.274002] 8<--- cut here --- # [ 95.279869] Unhandled fault: page domain fault (0x01b) at 0xb6f35000 # [ 95.286253] pgd = 992197f0 # [ 95.288984] [b6f35000] *pgd=493c9831 # [ 95.292604] Internal error: : 1b [#10] SMP ARM # [ 95.297072] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 95.326365] CPU: 0 PID: 2238 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 95.334132] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.340698] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 95.345970] LR is at __irq_work_queue_local+0x40/0x74 # [ 95.351047] pc : [] lr : [] psr: 600e0013 # [ 95.357338] sp : c6b25e38 ip : c6b25d40 fp : c6b25e64 # [ 95.362585] r10: 00000011 r9 : c1acc928 r8 : c15e88e4 # [ 95.367835] r7 : c6b25f60 r6 : 00000051 r5 : c6b24000 r4 : b6f35000 # [ 95.374385] r3 : d313dfad r2 : d313dfad r1 : ef7815e0 r0 : 00000026 # [ 95.380939] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.388100] Control: 10c5387d Table: 16b4804a DAC: 00000051 # [ 95.393871] Process cat (pid: 2238, stack limit = 0x60d27266) # [ 95.399642] Stack: (0xc6b25e38 to 0xc6b26000) # [ 95.404029] 5e20: 00000022 00000000 # [ 95.412241] 5e40: 00000000 d313dfad c6b25e6c 00000026 c6ae6000 00000011 c6b25e74 c6b25e68 # [ 95.420451] 5e60: c0c35300 c0c361e0 c6b25e9c c6b25e78 c0c35800 c0c352e0 c0c356e0 c5c36780 # [ 95.428661] 5e80: b6def000 00000011 c5369540 c6b25f60 c6b25ec4 c6b25ea0 c07e181c c0c356ec # [ 95.436869] 5ea0: 00000000 c5c36780 b6def000 c2815800 c6b25f60 c07e17b8 c6b25f5c c6b25ec8 # [ 95.445079] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c2d57ce4 c0599c10 c6b24000 # [ 95.453289] 5ee0: b6def000 00020000 00000004 00000011 0001ffef c6b25ee0 00000001 00000805 # [ 95.461496] 5f00: c59dd180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.469704] 5f20: 00000000 00000000 c6b24000 d313dfad b6dee000 c5c36780 c5c36780 c6b24000 # [ 95.477912] 5f40: b6def000 00000000 00000000 00000004 c6b25f94 c6b25f60 c0599c10 c059957c # [ 95.486120] 5f60: 00000000 00000000 c6b25fac d313dfad 00000011 00000011 b6f36e00 00000004 # [ 95.494329] 5f80: c03002e4 c6b24000 c6b25fa4 c6b25f98 c0599ca0 c0599ba8 00000000 c6b25fa8 # [ 95.502537] 5fa0: c03000c0 c0599c94 00000011 00000011 00000001 b6def000 00000011 00000000 # [ 95.510747] 5fc0: 00000011 00000011 b6f36e00 00000004 00000001 00000000 00020000 befefa64 # [ 95.518955] 5fe0: 00000004 befef798 b6ea14cf b6e277e6 800e0030 00000001 00000000 00000000 # [ 95.527149] Backtrace: # [ 95.529649] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.538381] r6:00000011 r5:c6ae6000 r4:00000026 # [ 95.543034] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.551081] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.559031] r9:c6b25f60 r8:c5369540 r7:00000011 r6:b6def000 r5:c5c36780 r4:c0c356e0 # [ 95.566818] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.574681] r9:c07e17b8 r8:c6b25f60 r7:c2815800 r6:b6def000 r5:c5c36780 r4:00000000 # [ 95.582460] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.589631] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c6b24000 r5:c5c36780 # [ 95.597482] r4:c5c36780 # [ 95.600051] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.607220] r9:c6b24000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000011 r4:00000011 # [ 95.615000] [] (sys_write) f[ 96.135406] lkdtm: Performing direct entry ACCESS_NULL rom [] (ret_fast_syscal[ 96.142562] lkdtm: attempting bad read at 00000000 l+0x0/0x28) # [ 95.622591] Exc[ 96.150185] 8<--- cut here --- eption stack(0xc6b25fa8 to 0xc6b2[ 96.156038] Unable to handle kernel NULL pointer dereference at virtual address 00000000 5ff0) # [ 95.627672] 5fa0: [ 96.167110] pgd = a7532505 00000011 00000011 [ 96.172575] [00000000] *pgd=00000000 00000001 b6def000 000000[1 1 096.178991] Internal error: Oops: 5 [#11] SMP ARM 000000 # [ 95.635881] 5fc0: 00[ 96.186120] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 000011 00000011 b6f[3 6 e 0906 .017828] CPU: 3 PID: 2313 Comm: cat Tainted: G D W 5.10.169-cip26 #1 0000004 0[0 0 0 09060.12 27070304] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000 00020000 befefa64 # [ 95[ 96.236013] PC is at lkdtm_ACCESS_NULL+0x28/0x68 644084] 5fe0: 00000004 befef7[9 8 96.243404] LR is at __irq_work_queue_local+0x40/0x74 b6ea14cf b6[e 2 7 79e66. 2 5#1 047] pc : [] lr : [] psr: 600e0013 95.64[9 1 6 99]6 .C2o5d9e2:2 1] sp : c6be1e50 ip : c6be1d58 fp : c6be1e64 1a01004 e3[0 d 0 8946c.2 6e63148c] r10: 0000000c r9 : c1acc93c r8 : c15e88e4 01ac eb1[c 6 d 29c6 .(2e753914430] r7 : c6be1f60 r6 : 0000000c r5 : c69d6000 r4 : 00000000 00) # [[ 9956..62585124905] r3 : f6903b68 r2 : f6903b68 r1 : ef7c05e0 r0 : 00000026 ] ---[ end tra[c e 9c60.a23829166] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 66ac3bb826 ]--[- #9 6A.C2C9E8708] Control: 10c5387d Table: 16b9004a DAC: 00000051 S_USERSPACE: [m i s s9i6n.g3 0'6c48] Process cat (pid: 2313, stack limit = 0x3d32a4d4) all trace:'[: [ F9A6I.L3]1 4 1n2] Stack: (0xc6be1e50 to 0xc6be2000) ot ok 37 selftest[s : l96k.d3t20284] 1e40: 00000027 c69d6000 c6be1e74 c6be1e68 : ACCESS_USERSPAC[E . s h9 6#. 3e0543] 1e60: c0c35300 c135c774 c6be1e9c c6be1e78 c0c35800 c0c352e0 c0c356e0 c59d8000 xit=1 # selft[e s t s9:6 .l3k4d0800] 1e80: b6dc0000 0000000c c5369540 c6be1f60 c6be1ec4 c6be1ea0 c07e181c c0c356ec m: ACCESS_NULL[. s h 9 6.350972] 1ea0: 00000000 c59d8000 b6dc0000 c2815800 c6be1f60 c07e17b8 c6be1f5c c6be1ec8 [ 96.360796] 1ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6be0000 [ 96.368984] 1ee0: b6dc0000 00020000 00000004 0000000c 0001fff4 c6be1ee0 00000001 b6dbf000 [ 96.377169] 1f00: c59dcb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 96.385356] 1f20: 00000000 00000000 c1371d50 f6903b68 c205c880 c59d8000 c59d8000 c6be0000 [ 96.393541] 1f40: b6dc0000 00000000 00000000 00000004 c6be1f94 c6be1f60 c0599c10 c059957c [ 96.401726] 1f60: 00000000 00000000 c6be1fac f6903b68 0000000c 0000000c b6f07e00 00000004 [ 96.409914] 1f80: c03002e4 c6be0000 c6be1fa4 c6be1f98 c0599ca0 c0599ba8 00000000 c6be1fa8 [ 96.418100] 1fa0: c03000c0 c0599c94 0000000c 0000000c 00000001 b6dc0000 0000000c 00000000 [ 96.426287] 1fc0: 0000000c 0000000c b6f07e00 00000004 00000001 00000000 00020000 befa6a64 [ 96.434474] 1fe0: 00000004 befa6798 b6e724cf b6df87e6 800e0030 00000001 00000000 00000000 [ 96.442654] Backtrace: [ 96.445126] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 96.453397] r5:c69d6000 r4:00000027 [ 96.456984] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.465003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 96.472930] r9:c6be1f60 r8:c5369540 r7:0000000c r6:b6dc0000 r5:c59d8000 r4:c0c356e0 [ 96.480689] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 96.488529] r9:c07e17b8 r8:c6be1f60 r7:c2815800 r6:b6dc0000 r5:c59d8000 r4:00000000 [ 96.496283] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 96.503427] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c6be0000 r5:c59d8000 [ 96.511260] r4:c59d8000 [ 96.513804] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.520948] r9:c6be0000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000000c r4:0000000c [ 96.528705] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.536280] Exception stack(0xc6be1fa8 to 0xc6be1ff0) [ 96.541341] 1fa0: 0000000c 0000000c 00000001 b6dc0000 0000000c 00000000 [ 96.549527] 1fc0: 0000000c 0000000c b6f07e00 00000004 00000001 00000000 00020000 befa6a64 [ 96.557710] 1fe0: 00000004 befa6798 b6e724cf b6df87e6 [ 96.562772] Code: e30d084c e34c01ac e1a01004 ebffd402 (e5945000) [ 96.568941] ---[ end trace c0a32166ac3bb827 ]--- # Segmentation fault # [ 96.135406] lkdtm: Performing direct entry ACCESS_NULL # [ 96.142562] lkdtm: attempting bad read at 00000000 # [ 96.150185] 8<--- cut here --- # [ 96.156038] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 96.167110] pgd = a7532505 # [ 96.172575] [00000000] *pgd=00000000 # [ 96.178991] Internal error: Oops: 5 [#11] SMP ARM # [ 96.186120] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 96.217828] CPU: 3 PID: 2313 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 96.227734] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.236013] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 96.243404] LR is at __irq_work_queue_local+0x40/0x74 # [ 96.251047] pc : [] lr : [] psr: 600e0013 # [ 96.259221] sp : c6be1e50 ip : c6be1d58 fp : c6be1e64 # [ 96.266180] r10: 0000000c r9 : c1acc93c r8 : c15e88e4 # [ 96.273140] r7 : c6be1f60 r6 : 0000000c r5 : c69d6000 r4 : 00000000 # [ 96.281402] r3 : f6903b68 r2 : f6903b68 r1 : ef7c05e0 r0 : 00000026 # [ 96.289666] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 96.298708] Control: 10c5387d Table: 16b9004a DAC: 00000051 # [ 96.306448] Process cat (pid: 2313, stack limit = 0x3d32a4d4) # [ 96.314102] Stack: (0xc6be1e50 to 0xc6be2000) # [ 96.320284] 1e40: 00000027 c69d6000 c6be1e74 c6be1e68 # [ 96.330543] 1e60: c0c35300 c135c774 c6be1e9c c6be1e78 c0c35800 c0c352e0 c0c356e0 c59d8000 # [ 96.340800] 1e80: b6dc0000 0000000c c5369540 c6be1f60 c6be1ec4 c6be1ea0 c07e181c c0c356ec # [ 96.350972] 1ea0: 00000000 c59d8000 b6dc0000 c2815800 c6be1f60 c07e17b8 c6be1f5c c6be1ec8 # [ 96.360796] 1ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6be0000 # [ 96.368984] 1ee0: b6dc0000 00020000 00000004 0000000c 0001fff4 c6be1ee0 00000001 b6dbf000 # [ 96.377169] 1f00: c59dcb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 96.385356] 1f20: 00000000 00000000 c1371d50 f6903b68 c205c880 c59d8000 c59d8000 c6be0000 # [ 96.393541] 1f40: b6dc0000 00000000 00000000 00000004 c6be1f94 c6be1f60 c0599c10 c059957c # [ 96.401726] 1f60: 00000000 00000000 c6be1fac f6903b68 0000000c 0000000c b6f07e00 00000004 # [ 96.409914] 1f80: c03002e4 c6be0000 c6be1fa4 c6be1f98 c0599ca0 c0599ba8 00000000 c6be1fa8 # [ 96.418100] 1fa0: c03000c0 c0599c94 0000000c 0000000c 00000001 b6dc0000 0000000c 00000000 # [ 96.426287] 1fc0: 0000000c 0000000c b6f07e00 00000004 00000001 00000000 00020000 befa6a64 # [ 96.434474] 1fe0: 00000004 befa6798 b6e724cf b6df87e6 800e0030 00000001 00000000 00000000 # [ 96.442654] Backtrace: # [ 96.445126] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.453397] r5:c69d6000 r4:00000027 # [ 96.456984] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.465003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.472930] r9:c6be1f60 r8:c5369540 r7:0000000c r6:b6dc0000 r5:c59d8000 r4:c0c356e0 # [ 96.480689] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.488529] r9:c07e17b8 r8:c6be1f60 r7:c2815800 r6:b6dc0000 r5:c59d8000 r4:00000000 # [ 96.496283] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.503427] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c6be0000 r5:c59d8000 # [ 96.511260] r4:c59d8000 # [ 96.513804] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.520948] r9:c6be0000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000000c r4:0000000c # [ 96[ 97.037794] lkdtm: Performing direct entry WRITE_RO .528705] [] (sys_write)[ 97.043160] lkdtm: attempting bad rodata write at c15e8b7c from [] (ret_fast_sysc[ 97.051411] 8<--- cut here --- all+0x0/0x28) # [ 96[. 5 36 297.057278] Unable to handle kernel paging request at virtual address c15e8b7c 0] Exception stack(0[x c 6 b9e71.066938] pgd = ac446861 a8 to 0xc6be1ff0) # [ 96.54134[ 97.071910] [c15e8b7c] *pgd=1141941e(bad) 1] 1fa0: 00000[ 97.078801] Internal error: Oops: 80d [#12] SMP ARM 0c 0000000c 00000001 b6dc0000 000[ 97.086454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 0000c 00000000 # [ 96.549527][ 97.118176] CPU: 2 PID: 2387 Comm: cat Tainted: G D W 5.10.169-cip26 #1 1fc0: 0000000c 0[0 0 0 09070.c1 28693] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6f07e00 00000004 00000001 0000000[ 97.137337] PC is at lkdtm_WRITE_RO+0x44/0x50 0 00020000 befa6a64 # [ 96.557[ 97.144563] LR is at __irq_work_queue_local+0x40/0x74 710] 1fe0: 00000004 bef[a 6 7 998.152470] pc : [] lr : [] psr: 600e0013 b6e724cf b6df87[e 6 9#7 .[1 61083] sp : c5e0be50 ip : c5e0bd58 fp : c5e0be64 96.562772] Code: [e 3 0 d9078.4168398] r10: 00000009 r9 : c1acc948 r8 : c15e88e4 e34c01ac e1a01004 [e b f f9d74.075802] r7 : c5e0bf60 r6 : 00000009 r5 : c5e5e000 r4 : c15e8b7c 2 (e5945000) # [ [ 9 69.75.684506] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acd74c 8941] ---[ end trace c0a[32 1 6 67.193214] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ac3bb827 ]--- # A[C C E 9S7S._2N2784] Control: 10c5387d Table: 16df004a DAC: 00000051 ULL: missing 'call trace:[' : 97.210625] Process cat (pid: 2387, stack limit = 0x83f7f22c) FAIL] not ok 38 self[t e s t9s7:218807] Stack: (0xc5e0be50 to 0xc5e0c000) lkdtm: ACCESS_NULL.sh # ex[i t =97.225433] be40: 00000028 c5e5e000 c5e0be74 c5e0be68 1 # selftests: lkdtm: WRITE_RO.s[ 97.236138] be60: c0c35300 c135c574 c5e0be9c c5e0be78 c0c35800 c0c352e0 c0c356e0 c5f2cc80 h [ 97.247185] be80: b6e1b000 00000009 c5369540 c5e0bf60 c5e0bec4 c5e0bea0 c07e181c c0c356ec [ 97.255631] bea0: 00000000 c5f2cc80 b6e1b000 c2815800 c5e0bf60 c07e17b8 c5e0bf5c c5e0bec8 [ 97.263840] bec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5e0a000 [ 97.272048] bee0: b6e1b000 00020000 00000004 00000009 0001fff7 c5e0bee0 00000001 b6e1a000 [ 97.280257] bf00: c5b93040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 97.288466] bf20: 00000000 00000000 c1371d50 18ad01c9 c205c880 c5f2cc80 c5f2cc80 c5e0a000 [ 97.296676] bf40: b6e1b000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c0599c10 c059957c [ 97.304884] bf60: 00000000 00000000 c5e0bfac 18ad01c9 00000009 00000009 b6f62e00 00000004 [ 97.313093] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c0599ca0 c0599ba8 00000000 c5e0bfa8 [ 97.321300] bfa0: c03000c0 c0599c94 00000009 00000009 00000001 b6e1b000 00000009 00000000 [ 97.329512] bfc0: 00000009 00000009 b6f62e00 00000004 00000001 00000000 00020000 befdba64 [ 97.337721] bfe0: 00000004 befdb798 b6ecd4cf b6e537e6 800e0030 00000001 00000000 00000000 [ 97.345916] Backtrace: [ 97.348426] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.356460] r5:c5e5e000 r4:00000028 [ 97.360072] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.368123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.376074] r9:c5e0bf60 r8:c5369540 r7:00000009 r6:b6e1b000 r5:c5f2cc80 r4:c0c356e0 [ 97.383861] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.391725] r9:c07e17b8 r8:c5e0bf60 r7:c2815800 r6:b6e1b000 r5:c5f2cc80 r4:00000000 [ 97.399505] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.406674] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5e0a000 r5:c5f2cc80 [ 97.414527] r4:c5f2cc80 [ 97.417096] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.424266] r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000009 r4:00000009 [ 97.432048] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.439641] Exception stack(0xc5e0bfa8 to 0xc5e0bff0) [ 97.444722] bfa0: 00000009 00000009 00000001 b6e1b000 00000009 00000000 [ 97.452934] bfc0: 00000009 00000009 b6f62e00 00000004 00000001 00000000 00020000 befdba64 [ 97.461139] bfe0: 00000004 befdb798 b6ecd4cf b6e537e6 [ 97.466223] Code: e34a3bcd e30d074c e34c01ac e0233002 (e5843000) [ 97.472351] ---[ end trace c0a32166ac3bb828 ]--- # Segmentation fault # [ 97.037794] lkdtm: Performing direct entry WRITE_RO # [ 97.043160] lkdtm: attempting bad rodata write at c15e8b7c # [ 97.051411] 8<--- cut here --- # [ 97.057278] Unable to handle kernel paging request at virtual address c15e8b7c # [ 97.066938] pgd = ac446861 # [ 97.071910] [c15e8b7c] *pgd=1141941e(bad) # [ 97.078801] Internal error: Oops: 80d [#12] SMP ARM # [ 97.086454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 97.118176] CPU: 2 PID: 2387 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 97.128693] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.137337] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 97.144563] LR is at __irq_work_queue_local+0x40/0x74 # [ 97.152470] pc : [] lr : [] psr: 600e0013 # [ 97.161083] sp : c5e0be50 ip : c5e0bd58 fp : c5e0be64 # [ 97.168398] r10: 00000009 r9 : c1acc948 r8 : c15e88e4 # [ 97.175802] r7 : c5e0bf60 r6 : 00000009 r5 : c5e5e000 r4 : c15e8b7c # [ 97.184506] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acd74c # [ 97.193214] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.202784] Control: 10c5387d Table: 16df004a DAC: 00000051 # [ 97.210625] Process cat (pid: 2387, stack limit = 0x83f7f22c) # [ 97.218807] Stack: (0xc5e0be50 to 0xc5e0c000) # [ 97.225433] be40: 00000028 c5e5e000 c5e0be74 c5e0be68 # [ 97.236138] be60: c0c35300 c135c574 c5e0be9c c5e0be78 c0c35800 c0c352e0 c0c356e0 c5f2cc80 # [ 97.247185] be80: b6e1b000 00000009 c5369540 c5e0bf60 c5e0bec4 c5e0bea0 c07e181c c0c356ec # [ 97.255631] bea0: 00000000 c5f2cc80 b6e1b000 c2815800 c5e0bf60 c07e17b8 c5e0bf5c c5e0bec8 # [ 97.263840] bec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5e0a000 # [ 97.272048] bee0: b6e1b000 00020000 00000004 00000009 0001fff7 c5e0bee0 00000001 b6e1a000 # [ 97.280257] bf00: c5b93040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 97.288466] bf20: 00000000 00000000 c1371d50 18ad01c9 c205c880 c5f2cc80 c5f2cc80 c5e0a000 # [ 97.296676] bf40: b6e1b000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c0599c10 c059957c # [ 97.304884] bf60: 00000000 00000000 c5e0bfac 18ad01c9 00000009 00000009 b6f62e00 00000004 # [ 97.313093] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c0599ca0 c0599ba8 00000000 c5e0bfa8 # [ 97.321300] bfa0: c03000c0 c0599c94 00000009 00000009 00000001 b6e1b000 00000009 00000000 # [ 97.329512] bfc0: 00000009 00000009 b6f62e00 00000004 00000001 00000000 00020000 befdba64 # [ 97.337721] bfe0: 00000004 befdb798 b6ecd4cf b6e537e6 800e0030 00000001 00000000 00000000 # [ 97.345916] Backtrace: # [ 97.348426] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.356460] r5:c5e5e000 r4:00000028 # [ 97.360072] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.368123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.376074] r9:c5e0bf60 r8:c5369540 r7:00000009 r6:b6e1b000 r5:c5f2cc80 r4:c0c356e0 # [ 97.383861] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.391725] r9:c07e17b8 r8:c5e0bf60 r7:c2815800 r6:b6e1b000 r5:c5f2cc80 r4:00000000 # [ 97.399505] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.406674] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5e0a000 r5:c5f2cc80 # [ 97.414527] r4:c5f2cc80 # [ 97.417096] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.424266] r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000009 r4:00000009 # [ 97.432048] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.439641] Exception stack(0xc5e0bfa8[ 97.916097] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT to 0xc5e0bff0) # [ 97.444722][ 97.924084] lkdtm: attempting bad ro_after_init write at c1b7ec60 bfa0: 00000009[ 97.933135] 8<--- cut here --- 00000009 0000000[1 b 69e71.b908901] Unable to handle kernel paging request at virtual address c1b7ec60 00 00000009 [0 0 0 09070.0904 8 206] pgd = 4651a271 [ 97.452934] bfc0: 00000[0 0 997.952822] [c1b7ec60] *pgd=11a1941e(bad) 00000009 b6f62e00[ 0 0 09070.0959354] Internal error: Oops: 80d [#13] SMP ARM 4 00000001 00000000 00020000 befd[ 97.966396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 ba64 # [ 97.46113[9 ] 9b7f.e98100] CPU: 2 PID: 2461 Comm: cat Tainted: G D W 5.10.169-cip26 #1 0: 00000[0 0 4 9b8e.f0d0b8709085] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) b6ecd4cf b6e537e6 # [ 97.46[6 98.016282] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 23] Code: e34a3bcd e30d074c e[3 4 98.024281] LR is at __irq_work_queue_local+0x40/0x74 c01ac e02[3 3 0 0928 .(0e35189423] pc : [] lr : [] psr: 600e0013 000) # [[ 9978..4073929325] sp : c6ed5e50 ip : c6ed5d58 fp : c6ed5e64 1] ---[ end[ t r a9c8e. 0c406a836] r10: 00000014 r9 : c1acc954 r8 : c15e88e4 2166ac3b[b 8 2 89 8].-0-5-3 9 3#3] r7 : c6ed5f60 r6 : 00000014 r5 : c5e5e000 r4 : c1b7ec60 WRITE_RO: [m i s s9i8n.g0 62'1c9a] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd74c ll trace:': [[ F A I9L8]. 0 7n0o459] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ok 39 s[e l f t9e8s.t0s7:9 5l0k1] Control: 10c5387d Table: 16b9c04a DAC: 00000051 tm: WRITE_RO.[s h #98 .e0x8i6t983] Process cat (pid: 2461, stack limit = 0xa1986d57) 1 # selftest[s : l9k8d.t0m9:4 37] Stack: (0xc6ed5e50 to 0xc6ed6000) WRITE_RO_AFTER[_ I N I9T8..s1h0 0904] 5e40: 00000029 c5e5e000 c6ed5e74 c6ed5e68 [ 98.111078] 5e60: c0c35300 c135c5c4 c6ed5e9c c6ed5e78 c0c35800 c0c352e0 c0c356e0 c5c36280 [ 98.119264] 5e80: b6e55000 00000014 c5369540 c6ed5f60 c6ed5ec4 c6ed5ea0 c07e181c c0c356ec [ 98.127450] 5ea0: 00000000 c5c36280 b6e55000 c2815800 c6ed5f60 c07e17b8 c6ed5f5c c6ed5ec8 [ 98.135636] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6ed4000 [ 98.143821] 5ee0: b6e55000 00020000 00000004 00000014 0001ffec c6ed5ee0 00000001 b6e54000 [ 98.152005] 5f00: c5f2cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.160191] 5f20: 00000000 00000000 c1371d50 37cae9db c205c880 c5c36280 c5c36280 c6ed4000 [ 98.168377] 5f40: b6e55000 00000000 00000000 00000004 c6ed5f94 c6ed5f60 c0599c10 c059957c [ 98.176565] 5f60: 00000000 00000000 c6ed5fac 37cae9db 00000014 00000014 b6f9ce00 00000004 [ 98.184750] 5f80: c03002e4 c6ed4000 c6ed5fa4 c6ed5f98 c0599ca0 c0599ba8 00000000 c6ed5fa8 [ 98.192936] 5fa0: c03000c0 c0599c94 00000014 00000014 00000001 b6e55000 00000014 00000000 [ 98.201121] 5fc0: 00000014 00000014 b6f9ce00 00000004 00000001 00000000 00020000 bef1ca64 [ 98.209309] 5fe0: 00000004 bef1c798 b6f074cf b6e8d7e6 800e0030 00000001 00000000 00000000 [ 98.217490] Backtrace: [ 98.219962] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.228930] r5:c5e5e000 r4:00000029 [ 98.232519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.240541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.248468] r9:c6ed5f60 r8:c5369540 r7:00000014 r6:b6e55000 r5:c5c36280 r4:c0c356e0 [ 98.256227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.264065] r9:c07e17b8 r8:c6ed5f60 r7:c2815800 r6:b6e55000 r5:c5c36280 r4:00000000 [ 98.271818] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.278963] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6ed4000 r5:c5c36280 [ 98.286797] r4:c5c36280 [ 98.289341] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.296486] r9:c6ed4000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000014 r4:00000014 [ 98.304242] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.311816] Exception stack(0xc6ed5fa8 to 0xc6ed5ff0) [ 98.316876] 5fa0: 00000014 00000014 00000001 b6e55000 00000014 00000000 [ 98.325061] 5fc0: 00000014 00000014 b6f9ce00 00000004 00000001 00000000 00020000 bef1ca64 [ 98.333245] 5fe0: 00000004 bef1c798 b6f074cf b6e8d7e6 [ 98.338308] Code: e34a3bcd e30d074c e34c01ac e0233002 (e5843000) [ 98.344411] ---[ end trace c0a32166ac3bb829 ]--- # Segmentation fault # [ 97.916097] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 97.924084] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 97.933135] 8<--- cut here --- # [ 97.938901] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 97.948206] pgd = 4651a271 # [ 97.952822] [c1b7ec60] *pgd=11a1941e(bad) # [ 97.959354] Internal error: Oops: 80d [#13] SMP ARM # [ 97.966396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 97.998100] CPU: 2 PID: 2461 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 98.008005] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.016282] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 98.024281] LR is at __irq_work_queue_local+0x40/0x74 # [ 98.031924] pc : [] lr : [] psr: 600e0013 # [ 98.039926] sp : c6ed5e50 ip : c6ed5d58 fp : c6ed5e64 # [ 98.046886] r10: 00000014 r9 : c1acc954 r8 : c15e88e4 # [ 98.053933] r7 : c6ed5f60 r6 : 00000014 r5 : c5e5e000 r4 : c1b7ec60 # [ 98.062195] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd74c # [ 98.070459] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.079501] Control: 10c5387d Table: 16b9c04a DAC: 00000051 # [ 98.086983] Process cat (pid: 2461, stack limit = 0xa1986d57) # [ 98.094637] Stack: (0xc6ed5e50 to 0xc6ed6000) # [ 98.100904] 5e40: 00000029 c5e5e000 c6ed5e74 c6ed5e68 # [ 98.111078] 5e60: c0c35300 c135c5c4 c6ed5e9c c6ed5e78 c0c35800 c0c352e0 c0c356e0 c5c36280 # [ 98.119264] 5e80: b6e55000 00000014 c5369540 c6ed5f60 c6ed5ec4 c6ed5ea0 c07e181c c0c356ec # [ 98.127450] 5ea0: 00000000 c5c36280 b6e55000 c2815800 c6ed5f60 c07e17b8 c6ed5f5c c6ed5ec8 # [ 98.135636] 5ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c6ed4000 # [ 98.143821] 5ee0: b6e55000 00020000 00000004 00000014 0001ffec c6ed5ee0 00000001 b6e54000 # [ 98.152005] 5f00: c5f2cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.160191] 5f20: 00000000 00000000 c1371d50 37cae9db c205c880 c5c36280 c5c36280 c6ed4000 # [ 98.168377] 5f40: b6e55000 00000000 00000000 00000004 c6ed5f94 c6ed5f60 c0599c10 c059957c # [ 98.176565] 5f60: 00000000 00000000 c6ed5fac 37cae9db 00000014 00000014 b6f9ce00 00000004 # [ 98.184750] 5f80: c03002e4 c6ed4000 c6ed5fa4 c6ed5f98 c0599ca0 c0599ba8 00000000 c6ed5fa8 # [ 98.192936] 5fa0: c03000c0 c0599c94 00000014 00000014 00000001 b6e55000 00000014 00000000 # [ 98.201121] 5fc0: 00000014 00000014 b6f9ce00 00000004 00000001 00000000 00020000 bef1ca64 # [ 98.209309] 5fe0: 00000004 bef1c798 b6f074cf b6e8d7e6 800e0030 00000001 00000000 00000000 # [ 98.217490] Backtrace: # [ 98.219962] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.228930] r5:c5e5e000 r4:00000029 # [ 98.232519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.240541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.248468] r9:c6ed5f60 r8:c5369540 r7:00000014 r6:b6e55000 r5:c5c36280 r4:c0c356e0 # [ 98.256227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.264065] r9:c07e17b8 r8:c6ed5f60 r7:c2815800 r6:b6e55000 r5:c5c36280 r4:00000000 # [ 98.271818] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.278963] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6ed4000 r5:c5c36280 # [ 98.286797] r4:c5c36280 # [ 98.289341] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.296486] r9:c6ed4000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000014 r4:00000014 # [ 98.304242] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.311816] Exception stack(0xc6ed5fa8 to 0xc6[ 98.818627] lkdtm: Performing direct entry WRITE_KERN ed5ff0) # [ 98.316876] 5fa0: [ 98.824529] lkdtm: attempting bad 7496736 byte write at c135c490 00000014 0000001[ 98.834260] 8<--- cut here --- [ 98.839270] Unable to handle kernel paging request at virtual address c135c490 [ 98.846500] pgd = dbeb71b5 [ 98.849215] [c135c490] *pgd=1121940e(bad) [ 98.853248] Internal error: Oops: 80d [#14] SMP ARM [ 98.858132] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 98.887170] CPU: 0 PID: 2535 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 98.894918] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.901460] PC is at memcpy+0x50/0x330 [ 98.905218] LR is at 0xe92dd830 [ 98.908365] pc : [] lr : [] psr: 200e0013 [ 98.914637] sp : c5db9e2c ip : e1a0c00d fp : c5db9e64 [ 98.919866] r10: 0000000b r9 : c1acc968 r8 : e89da800 [ 98.925096] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 98.931629] r3 : e1a0c00d r2 : 00726380 r1 : c0c36090 r0 : c135c490 [ 98.938163] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.945302] Control: 10c5387d Table: 16f6c04a DAC: 00000051 [ 98.951053] Process cat (pid: 2535, stack limit = 0x6d878ec4) [ 98.956806] Stack: (0xc5db9e2c to 0xc5dba000) [ 98.961175] 9e20: c0c36070 00726420 c5db9f60 c15e88e4 c135c490 [ 98.969361] 9e40: c135c490 c135c674 0000002a c5dba000 0000000b c5db9f60 c5db9e74 c5db9e68 [ 98.977548] 9e60: c0c35300 c135c634 c5db9e9c c5db9e78 c0c35800 c0c352e0 c0c356e0 c2fbe000 [ 98.985733] 9e80: b6e48000 0000000b c5369540 c5db9f60 c5db9ec4 c5db9ea0 c07e181c c0c356ec [ 98.993919] 9ea0: 00000000 c2fbe000 b6e48000 c2815800 c5db9f60 c07e17b8 c5db9f5c c5db9ec8 [ 99.002106] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5db8000 [ 99.010292] 9ee0: b6e48000 00020000 00000004 0000000b 0001fff5 c5db9ee0 00000001 b6e47000 [ 99.018477] 9f00: c5f2cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.026665] 9f20: 00000000 00000000 c1371d50 bbfd96b0 c205c880 c2fbe000 c2fbe000 c5db8000 [ 99.034851] 9f40: b6e48000 00000000 00000000 00000004 c5db9f94 c5db9f60 c0599c10 c059957c [ 99.043038] 9f60: 00000000 00000000 c5db9fac bbfd96b0 0000000b 0000000b b6f8fe00 00000004 [ 99.051224] 9f80: c03002e4 c5db8000 c5db9fa4 c5db9f98 c0599ca0 c0599ba8 00000000 c5db9fa8 [ 99.059409] 9fa0: c03000c0 c0599c94 0000000b 0000000b 00000001 b6e48000 0000000b 00000000 [ 99.067594] 9fc0: 0000000b 0000000b b6f8fe00 00000004 00000001 00000000 00020000 be828a64 [ 99.075780] 9fe0: 00000004 be828798 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 [ 99.083960] Backtrace: [ 99.086437] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.094624] r7:c5db9f60 r6:0000000b r5:c5dba000 r4:0000002a [ 99.100297] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.108316] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.116242] r9:c5db9f60 r8:c5369540 r7:0000000b r6:b6e48000 r5:c2fbe000 r4:c0c356e0 [ 99.123999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.131837] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6e48000 r5:c2fbe000 r4:00000000 [ 99.139589] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.146733] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5db8000 r5:c2fbe000 [ 99.154566] r4:c2fbe000 [ 99.157109] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.164253] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000000b r4:0000000b [ 99.172008] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.179582] Exception stack(0xc5db9fa8 to 0xc5db9ff0) [ 99.184641] 9fa0: 0000000b 0000000b 00000001 b6e48000 0000000b 00000000 [ 99.192826] 9fc0: 0000000b 0000000b b6f8fe00 00000004 00000001 00000000 00020000 be828a64 [ 99.201009] 9fe0: 00000004 be828798 b6efa4cf b6e807e6 [ 99.206069] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 99.212173] ---[ end trace c0a32166ac3bb82a ]--- 4 00000001 b6e55000 00000014 00000000 # [ 98.325061] 5fc0: 00000014 00000014 b6f9ce00 00000004 00000001 00000000 00020000 bef1ca64 # [ 98.333245] 5fe0: 00000004 bef1c798 b6f074cf b6e8d7e6 # [ 98.338308] Code: e34a3bcd e30d074c e34c01ac e0233002 (e5843000) # [ 98.344411] ---[ end trace c0a32166ac3bb829 ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh # Segmentation fault # [ 98.818627] lkdtm: Performing direct entry WRITE_KERN # [ 98.824529] lkdtm: attempting bad 7496736 byte write at c135c490 # [ 98.834260] 8<--- cut here --- # [ 98.839270] Unable to handle kernel paging request at virtual address c135c490 # [ 98.846500] pgd = dbeb71b5 # [ 98.849215] [c135c490] *pgd=1121940e(bad) # [ 98.853248] Internal error: Oops: 80d [#14] SMP ARM # [ 98.858132] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 98.887170] CPU: 0 PID: 2535 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 98.894918] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.901460] PC is at memcpy+0x50/0x330 # [ 98.905218] LR is at 0xe92dd830 # [ 98.908365] pc : [] lr : [] psr: 200e0013 # [ 98.914637] sp : c5db9e2c ip : e1a0c00d fp : c5db9e64 # [ 98.919866] r10: 0000000b r9 : c1acc968 r8 : e89da800 # [ 98.925096] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 98.931629] r3 : e1a0c00d r2 : 00726380 r1 : c0c36090 r0 : c135c490 # [ 98.938163] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.945302] Control: 10c5387d Table: 16f6c04a DAC: 00000051 # [ 98.951053] Process cat (pid: 2535, stack limit = 0x6d878ec4) # [ 98.956806] Stack: (0xc5db9e2c to 0xc5dba000) # [ 98.961175] 9e20: c0c36070 00726420 c5db9f60 c15e88e4 c135c490 # [ 98.969361] 9e40: c135c490 c135c674 0000002a c5dba000 0000000b c5db9f60 c5db9e74 c5db9e68 # [ 98.977548] 9e60: c0c35300 c135c634 c5db9e9c c5db9e78 c0c35800 c0c352e0 c0c356e0 c2fbe000 # [ 98.985733] 9e80: b6e48000 0000000b c5369540 c5db9f60 c5db9ec4 c5db9ea0 c07e181c c0c356ec # [ 98.993919] 9ea0: 00000000 c2fbe000 b6e48000 c2815800 c5db9f60 c07e17b8 c5db9f5c c5db9ec8 # [ 99.002106] 9ec0: c059967c c07e17c4 00000001 00000000 c0599c10 c1371d50 c0599c10 c5db8000 # [ 99.010292] 9ee0: b6e48000 00020000 00000004 0000000b 0001fff5 c5db9ee0 00000001 b6e47000 # [ 99.018477] 9f00: c5f2cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.026665] 9f20: 00000000 00000000 c1371d50 bbfd96b0 c205c880 c2fbe000 c2fbe000 c5db8000 # [ 99.034851] 9f40: b6e48000 00000000 00000000 00000004 c5db9f94 c5db9f60 c0599c10 c059957c # [ 99.043038] 9f60: 00000000 00000000 c5db9fac bbfd96b0 0000000b 0000000b b6f8fe00 00000004 # [ 99.051224] 9f80: c03002e4 c5db8000 c5db9fa4 c5db9f98 c0599ca0 c0599ba8 00000000 c5db9fa8 # [ 99.059409] 9fa0: c03000c0 c0599c94 0000000b 0000000b 00000001 b6e48000 0000000b 00000000 # [ 99.067594] 9fc0: 0000000b 0000000b b6f8fe00 00000004 00000001 00000000 00020000 be828a64 # [ 99.075780] 9fe0: 00000004 be828798 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 # [ 99.083960] Backtrace: # [ 99.086437] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.094624] r7:c5db9f60 r6:0000000b r5:c5dba000 r4:0000002a # [ 99.100297] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.108316] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.116242] r9:c5db9f60 r8:c5369540 r7:0000000b r6:b6e48000 r5:c2fbe000 r4:c0c356e0 # [ 99.123999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.131837] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6e48000 r5:c2fbe000 r4:00000000 # [ 99.139589] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.146733] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5db8000 r5:c2fbe000 # [ 99.154566] r4:c2fbe000 # [ 99.157109] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.164253] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000000b r4:0000000b # [ 99.172008] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.179582] Exception stack(0xc5db9fa8 to 0xc5db9ff0) # [ 99.184641] 9fa0: 0000000b 0000000b 00000001 b6e48000 0000000b 00000000 # [ 99.1928[ 99.704208] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 26] 9fc0: 0000000b 0000000b b6f8f[ 99.712944] lkdtm: attempting good refcount_inc() without overflow e00 00000004 00000001 00000000 00[ 99.722089] lkdtm: attempting bad refcount_inc() overflow 020000 be828a64 # [ 99.201009][ 99.730240] ------------[ cut here ]------------ 9fe0: 00000004 be828798 b6efa4cf[ 99.737695] WARNING: CPU: 1 PID: 2610 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 b6e807e6 # [ 99.206069] Code:[ 99.749007] refcount_t: saturated; leaking memory. f5d1f05c f5d1f07c e8b151f8 e2522[ 99.756677] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 020 (e8a051f8) # [ 99.212173][ 99.788385] CPU: 1 PID: 2610 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ---[ end t[r a c e9 9c.07a9839242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 66ac3bb82a ]--- # [W R I T9E9_.K07290] Backtrace: ERN: missing 'call trace:': [[ F 99.811921] [] (dump_backtrace) from [] (show_stack+0x20/0x24) IL] not ok 41 s[e l f t9e9s.t8s22082] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 lkdtm: WRITE_KERN.sh[ # e9x9i829827] [] (show_stack) from [] (dump_stack+0xe0/0x100) t=1 # selftests: lkdtm: R[E F C 99.839396] [] (dump_stack) from [] (__warn+0x98/0x14c) UNT_INC_OVERFLOW.[s h 9 9.848866] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 [ 99.858431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 99.865922] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c6e58000 [ 99.871592] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 99.880561] r9:c1acc974 r8:c15e88e4 r7:c6e59f60 r6:00000016 r5:c5bac000 r4:c6e58000 [ 99.888318] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 99.897988] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 99.908088] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.917226] r4:0000002b [ 99.919770] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.927788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.935713] r9:c6e59f60 r8:c5369540 r7:00000016 r6:b6ea0000 r5:c2fbcf00 r4:c0c356e0 [ 99.943472] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.951311] r9:c07e17b8 r8:c6e59f60 r7:c2815800 r6:b6ea0000 r5:c2fbcf00 r4:00000000 [ 99.959065] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.966209] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c6e58000 r5:c2fbcf00 [ 99.974042] r4:c2fbcf00 [ 99.976585] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.983730] r9:c6e58000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:00000016 r4:00000016 [ 99.991485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.999059] Exception stack(0xc6e59fa8 to 0xc6e59ff0) [ 100.004119] 9fa0: 00000016 00000016 00000001 b6ea0000 00000016 00000000 [ 100.012305] 9fc0: 00000016 00000016 b6fe7e00 00000004 00000001 00000000 00020000 bec30a64 [ 100.020490] 9fe0: 00000004 bec30798 b6f524cf b6ed87e6 [ 100.025608] irq event stamp: 0 [ 100.028680] hardirqs last enabled at (0): [<00000000>] 0x0 [ 100.034295] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 100.041829] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 100.049353] softirqs last disabled at (0): [<00000000>] 0x0 [ 100.054940] ---[ end trace c0a32166ac3bb82b ]--- [ 100.059600] lkdtm: Overflow detected: saturated # [ 99.704208] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 99.712944] lkdtm: attempting good refcount_inc() without overflow # [ 99.722089] lkdtm: attempting bad refcount_inc() overflow # [ 99.730240] ------------[ cut here ]------------ # [ 99.737695] WARNING: CPU: 1 PID: 2610 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 99.749007] refcount_t: saturated; leaking memory. # [ 99.756677] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 99.788385] CPU: 1 PID: 2610 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 99.798942] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.807290] Backtrace: # [ 99.811921] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.822082] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 99.829827] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.839396] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 99.848866] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 # [ 99.858431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.865922] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c6e58000 # [ 99.871592] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 99.880561] r9:c1acc974 r8:c15e88e4 r7:c6e59f60 r6:00000016 r5:c5bac000 r4:c6e58000 # [ 99.888318] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 99.897988] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 99.908088] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.917226] r4:0000002b # [ 99.919770] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.927788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.935713] r9:c6e59f60 r8:c5369540 r7:00000016 r6:b6ea0000 r5:c2fbcf00 r4:c0c356e0 # [ 99.943472] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.951311] r9:c07e17b8 r8:c6e59f60 r7:c2815800 r6:b6ea0000 r5:c2fbcf00 r4:00000000 # [ 99.959065] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.966209] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c6e58000 r5:c2fbcf00 # [ 99.974042] r4:c2fbcf00 # [ 99.976585] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.983730] r9:c6e58000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:00000016 r4:00000016 # [ 99.991485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.999059] Exception stack(0xc6e59fa8 to 0xc6e59ff0) # [ 100.004119] 9fa0: 00000016 00000016 00000001 b6ea0000 00000016 00000000 # [ 100.012305] 9fc0: 00000016 00000016 b6fe7e00 00000004 00000001 00000000 00020000 bec30a64 # [ 100.020490] 9fe0: 00000004 bec30798 b6f524cf b6ed87e6 # [ 100.025608] irq event stamp: 0 # [ 100.028680] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.034295] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.041829] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.049353] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.054940] ---[ end trace c0a32166ac3bb82b ]--- # [ 100.059600] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # sel[ 100.487721] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ftests: lkdtm: REFCOUNT_ADD_OVERF[ 100.494110] lkdtm: attempting good refcount_add() without overflow LOW.sh [ 100.503061] lkdtm: attempting bad refcount_add() overflow [ 100.509139] ------------[ cut here ]------------ [ 100.513787] WARNING: CPU: 1 PID: 2644 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 100.522273] refcount_t: saturated; leaking memory. [ 100.527078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 100.556312] CPU: 1 PID: 2644 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 100.564066] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.570602] Backtrace: [ 100.573083] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 100.580667] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 100.586345] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 100.593676] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 100.600652] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 [ 100.608412] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 100.615906] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c5db8000 [ 100.621581] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 100.630553] r9:c1acc98c r8:c15e88e4 r7:c5db9f60 r6:00000016 r5:c5bac000 r4:c5db8000 [ 100.638315] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 100.647991] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 100.658095] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.667236] r4:0000002c [ 100.669781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.677803] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.685732] r9:c5db9f60 r8:c5369540 r7:00000016 r6:b6db9000 r5:c449a280 r4:c0c356e0 [ 100.693494] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.701335] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6db9000 r5:c449a280 r4:00000000 [ 100.709091] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.716239] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c5db8000 r5:c449a280 [ 100.724075] r4:c449a280 [ 100.726622] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.733771] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000016 r4:00000016 [ 100.741529] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.749108] Exception stack(0xc5db9fa8 to 0xc5db9ff0) [ 100.754172] 9fa0: 00000016 00000016 00000001 b6db9000 00000016 00000000 [ 100.762364] 9fc0: 00000016 00000016 b6f00e00 00000004 00000001 00000000 00020000 bea7ca64 [ 100.770552] 9fe0: 00000004 bea7c798 b6e6b4cf b6df17e6 [ 100.775686] irq event stamp: 0 [ 100.778765] hardirqs last enabled at (0): [<00000000>] 0x0 [ 100.784394] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 100.791953] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 100.799491] softirqs last disabled at (0): [<00000000>] 0x0 [ 100.805088] ---[ end trace c0a32166ac3bb82c ]--- [ 100.809762] lkdtm: Overflow detected: saturated # [ 100.487721] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 100.494110] lkdtm: attempting good refcount_add() without overflow # [ 100.503061] lkdtm: attempting bad refcount_add() overflow # [ 100.509139] ------------[ cut here ]------------ # [ 100.513787] WARNING: CPU: 1 PID: 2644 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 100.522273] refcount_t: saturated; leaking memory. # [ 100.527078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 100.556312] CPU: 1 PID: 2644 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 100.564066] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.570602] Backtrace: # [ 100.573083] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.580667] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 100.586345] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.593676] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 100.600652] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 # [ 100.608412] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 100.615906] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c5db8000 # [ 100.621581] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 100.630553] r9:c1acc98c r8:c15e88e4 r7:c5db9f60 r6:00000016 r5:c5bac000 r4:c5db8000 # [ 100.638315] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 100.647991] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 100.658095] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.667236] r4:0000002c # [ 100.669781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.677803] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.685732] r9:c5db9f60 r8:c5369540 r7:00000016 r6:b6db9000 r5:c449a280 r4:c0c356e0 # [ 100.693494] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.701335] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6db9000 r5:c449a280 r4:00000000 # [ 100.709091] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.716239] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c5db8000 r5:c449a280 # [ 100.724075] r4:c449a280 # [ 100.726622] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.733771] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000016 r4:00000016 # [ 100.741529] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.749108] Exception stack(0xc5db9fa8 to 0xc5db9ff0) # [ 100.754172] 9fa0: 00000016 00000016 00000001 b6db9000 00000016 00000000 # [ 100.762364] 9fc0: 00000016 00000016 b6f00e00 00000004 00000001 00000000 00020000 bea7ca64 # [ 100.770552] 9fe0: 00000004 bea7c798 b6e6b4cf b6df17e6 # [ 100.775686] irq event stamp: 0 # [ 100.778765] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.784394] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.791953] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.799491] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.805088] ---[ end trace c0a32166ac3bb82c ]--- # [ 100.809762] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 101.241047] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 101.247857] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 101.254130] ------------[ cut here ]------------ [ 101.258774] WARNING: CPU: 3 PID: 2678 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 101.267254] refcount_t: saturated; leaking memory. [ 101.272094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 101.301254] CPU: 3 PID: 2678 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 101.309004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.315535] Backtrace: [ 101.318008] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 101.325590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 101.331265] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 101.338590] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 101.345562] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 [ 101.353317] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 101.360809] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c5e0a000 [ 101.366479] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 101.375448] r9:c1acc9a4 r8:c15e88e4 r7:c5e0bf60 r6:0000001f r5:c69d6000 r4:7fffffff [ 101.383208] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 101.393659] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 101.405315] r5:c69d6000 r4:c5e0a000 [ 101.408905] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.418824] r4:0000002d [ 101.421368] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.429384] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.437310] r9:c5e0bf60 r8:c5369540 r7:0000001f r6:b6df6000 r5:c59ddcc0 r4:c0c356e0 [ 101.445068] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.452908] r9:c07e17b8 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c59ddcc0 r4:00000000 [ 101.460660] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.467804] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c59ddcc0 [ 101.475637] r4:c59ddcc0 [ 101.478181] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.485325] r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f [ 101.493080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.500656] Exception stack(0xc5e0bfa8 to 0xc5e0bff0) [ 101.505716] bfa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 [ 101.513903] bfc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 beaeea64 [ 101.522087] bfe0: 00000004 beaee798 b6ea84cf b6e2e7e6 [ 101.527198] irq event stamp: 0 [ 101.530293] hardirqs last enabled at (0): [<00000000>] 0x0 [ 101.535883] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 101.543422] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 101.550974] softirqs last disabled at (0): [<00000000>] 0x0 [ 101.556565] ---[ end trace c0a32166ac3bb82d ]--- [ 101.561226] lkdtm: Overflow detected: saturated # [ 101.241047] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 101.247857] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 101.254130] ------------[ cut here ]------------ # [ 101.258774] WARNING: CPU: 3 PID: 2678 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 101.267254] refcount_t: saturated; leaking memory. # [ 101.272094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 101.301254] CPU: 3 PID: 2678 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 101.309004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.315535] Backtrace: # [ 101.318008] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 101.325590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 101.331265] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 101.338590] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 101.345562] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 # [ 101.353317] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 101.360809] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c5e0a000 # [ 101.366479] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 101.375448] r9:c1acc9a4 r8:c15e88e4 r7:c5e0bf60 r6:0000001f r5:c69d6000 r4:7fffffff # [ 101.383208] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 101.393659] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 101.405315] r5:c69d6000 r4:c5e0a000 # [ 101.408905] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.418824] r4:0000002d # [ 101.421368] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.429384] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.437310] r9:c5e0bf60 r8:c5369540 r7:0000001f r6:b6df6000 r5:c59ddcc0 r4:c0c356e0 # [ 101.445068] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.452908] r9:c07e17b8 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c59ddcc0 r4:00000000 # [ 101.460660] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.467804] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c59ddcc0 # [ 101.475637] r4:c59ddcc0 # [ 101.478181] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.485325] r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f # [ 101.493080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.500656] Exception stack(0xc5e0bfa8 to 0xc5e0bff0) # [ 101.505716] bfa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 # [ 101.513903] bfc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 beaeea64 # [ 101.522087] bfe0: 00000004 beaee798 b6ea84cf b6e2e7e6 # [ 101.527198] irq event stamp: 0 # [ 101.530293] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 101.535883] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.543422] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.550974] softirqs last disabled at (0): [<00000000>] 0x0 # [ 101.556565] ---[ end trace c0a32166ac3bb82d ]--- # [ 101.561226] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 101.998064] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 102.004956] lkdtm: attempting bad refcount_add_not_zero() overflow [ 102.011264] ------------[ cut here ]------------ [ 102.015933] WARNING: CPU: 3 PID: 2712 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 102.024422] refcount_t: saturated; leaking memory. [ 102.029259] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 102.058415] CPU: 3 PID: 2712 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 102.066166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.072699] Backtrace: [ 102.075174] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.082754] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 102.088426] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.095752] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 102.102723] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 [ 102.110478] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.117968] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c68c6000 [ 102.123642] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 102.132609] r9:c1acc9c4 r8:c15e88e4 r7:c68c7f60 r6:0000001f r5:c69d6000 r4:7fffffff [ 102.140368] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 102.150818] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 102.162472] r5:c69d6000 r4:c68c6000 [ 102.166062] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.175981] r4:0000002e [ 102.178525] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.186542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.194469] r9:c68c7f60 r8:c5369540 r7:0000001f r6:b6e77000 r5:c59dc640 r4:c0c356e0 [ 102.202227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.210066] r9:c07e17b8 r8:c68c7f60 r7:c2815800 r6:b6e77000 r5:c59dc640 r4:00000000 [ 102.217818] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.224961] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68c6000 r5:c59dc640 [ 102.232795] r4:c59dc640 [ 102.235339] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.242483] r9:c68c6000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:0000001f r4:0000001f [ 102.250238] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.257813] Exception stack(0xc68c7fa8 to 0xc68c7ff0) [ 102.262876] 7fa0: 0000001f 0000001f 00000001 b6e77000 0000001f 00000000 [ 102.271061] 7fc0: 0000001f 0000001f b6fbee00 00000004 00000001 00000000 00020000 be870a64 [ 102.279244] 7fe0: 00000004 be870798 b6f294cf b6eaf7e6 [ 102.284356] irq event stamp: 0 [ 102.287429] hardirqs last enabled at (0): [<00000000>] 0x0 [ 102.293044] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 102.300573] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 102.308076] softirqs last disabled at (0): [<00000000>] 0x0 [ 102.313711] ---[ end trace c0a32166ac3bb82e ]--- [ 102.318354] lkdtm: Overflow detected: saturated # [ 101.998064] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 102.004956] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 102.011264] ------------[ cut here ]------------ # [ 102.015933] WARNING: CPU: 3 PID: 2712 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 102.024422] refcount_t: saturated; leaking memory. # [ 102.029259] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 102.058415] CPU: 3 PID: 2712 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 102.066166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.072699] Backtrace: # [ 102.075174] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.082754] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 102.088426] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.095752] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 102.102723] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 # [ 102.110478] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.117968] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c68c6000 # [ 102.123642] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 102.132609] r9:c1acc9c4 r8:c15e88e4 r7:c68c7f60 r6:0000001f r5:c69d6000 r4:7fffffff # [ 102.140368] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 102.150818] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 102.162472] r5:c69d6000 r4:c68c6000 # [ 102.166062] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.175981] r4:0000002e # [ 102.178525] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.186542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.194469] r9:c68c7f60 r8:c5369540 r7:0000001f r6:b6e77000 r5:c59dc640 r4:c0c356e0 # [ 102.202227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.210066] r9:c07e17b8 r8:c68c7f60 r7:c2815800 r6:b6e77000 r5:c59dc640 r4:00000000 # [ 102.217818] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.224961] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c68c6000 r5:c59dc640 # [ 102.232795] r4:c59dc640 # [ 102.235339] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.242483] r9:c68c6000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:0000001f r4:0000001f # [ 102.250238] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.257813] Exception stack(0xc68c7fa8 to 0xc68c7ff0) # [ 102.262876] 7fa0: 0000001f 0000001f 00000001 b6e77000 0000001f 00000000 # [ 102.271061] 7fc0: 0000001f 0000001f b6fbee00 00000004 00000001 00000000 00020000 be870a64 # [ 102.279244] 7fe0: 00000004 be870798 b6f294cf b6eaf7e6 # [ 102.284356] irq event stamp: 0 # [ 102.287429] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 102.293044] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.300573] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.308076] softirqs last disabled at (0): [<00000000>] 0x0 # [ 102.313711] ---[ end trace c0a32166ac3bb82e ]--- # [ 102.318354] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 102.755508] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 102.761386] lkdtm: attempting good refcount_dec() [ 102.766135] lkdtm: attempting bad refcount_dec() to zero [ 102.771523] ------------[ cut here ]------------ [ 102.776174] WARNING: CPU: 3 PID: 2746 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 102.784740] refcount_t: decrement hit 0; leaking memory. [ 102.790113] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 102.819280] CPU: 3 PID: 2746 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 102.827030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.833564] Backtrace: [ 102.836037] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.843617] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 102.849288] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.856614] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 102.863586] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 [ 102.871340] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.878831] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c47d8000 [ 102.884504] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 102.893471] r9:c1acc9e4 r8:c15e88e4 r7:c47d9f60 r6:00000012 r5:c69d6000 r4:c47d8000 [ 102.901231] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 102.910897] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 102.920651] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.929440] r4:0000002f [ 102.931986] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.940003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.947931] r9:c47d9f60 r8:c5369540 r7:00000012 r6:b6e8d000 r5:c5b8ea00 r4:c0c356e0 [ 102.955689] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.963528] r9:c07e17b8 r8:c47d9f60 r7:c2815800 r6:b6e8d000 r5:c5b8ea00 r4:00000000 [ 102.971280] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.978423] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c47d8000 r5:c5b8ea00 [ 102.986257] r4:c5b8ea00 [ 102.988799] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.995944] r9:c47d8000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000012 r4:00000012 [ 103.003699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.011275] Exception stack(0xc47d9fa8 to 0xc47d9ff0) [ 103.016336] 9fa0: 00000012 00000012 00000001 b6e8d000 00000012 00000000 [ 103.024521] 9fc0: 00000012 00000012 b6fd4e00 00000004 00000001 00000000 00020000 be875a64 [ 103.032704] 9fe0: 00000004 be875798 b6f3f4cf b6ec57e6 [ 103.037815] irq event stamp: 0 [ 103.040912] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.046504] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.054052] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.061593] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.067188] ---[ end trace c0a32166ac3bb82f ]--- [ 103.071866] lkdtm: Zero detected: saturated # [ 102.755508] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 102.761386] lkdtm: attempting good refcount_dec() # [ 102.766135] lkdtm: attempting bad refcount_dec() to zero # [ 102.771523] ------------[ cut here ]------------ # [ 102.776174] WARNING: CPU: 3 PID: 2746 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 102.784740] refcount_t: decrement hit 0; leaking memory. # [ 102.790113] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 102.819280] CPU: 3 PID: 2746 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 102.827030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.833564] Backtrace: # [ 102.836037] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.843617] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 102.849288] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.856614] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 102.863586] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 # [ 102.871340] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.878831] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c47d8000 # [ 102.884504] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 102.893471] r9:c1acc9e4 r8:c15e88e4 r7:c47d9f60 r6:00000012 r5:c69d6000 r4:c47d8000 # [ 102.901231] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 102.910897] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 102.920651] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.929440] r4:0000002f # [ 102.931986] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.940003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.947931] r9:c47d9f60 r8:c5369540 r7:00000012 r6:b6e8d000 r5:c5b8ea00 r4:c0c356e0 # [ 102.955689] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.963528] r9:c07e17b8 r8:c47d9f60 r7:c2815800 r6:b6e8d000 r5:c5b8ea00 r4:00000000 # [ 102.971280] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.978423] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c47d8000 r5:c5b8ea00 # [ 102.986257] r4:c5b8ea00 # [ 102.988799] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.995944] r9:c47d8000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000012 r4:00000012 # [ 103.003699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.011275] Exception stack(0xc47d9fa8 to 0xc47d9ff0) # [ 103.016336] 9fa0: 00000012 00000012 00000001 b6e8d000 00000012 00000000 # [ 103.024521] 9fc0: 00000012 00000012 b6fd4e00 00000004 00000001 00000000 00020000 be875a64 # [ 103.032704] 9fe0: 00000004 be875798 b6f3f4cf b6ec57e6 # [ 103.037815] irq event stamp: 0 # [ 103.040912] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.046504] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.054052] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.061593] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.067188] ---[ end trace c0a32166ac3bb82f ]--- # [ 103.071866] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 103.530804] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 103.536833] lkdtm: attempting bad refcount_dec() below zero [ 103.542480] ------------[ cut here ]------------ [ 103.547123] WARNING: CPU: 2 PID: 2783 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 103.555612] refcount_t: decrement hit 0; leaking memory. [ 103.560976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 103.590131] CPU: 2 PID: 2783 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 103.597880] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.604412] Backtrace: [ 103.606885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 103.614464] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 103.620137] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 103.627462] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 103.634434] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 [ 103.642189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 103.649680] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c68c4000 [ 103.655352] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 103.664321] r9:c1acc9f8 r8:c15e88e4 r7:c68c5f60 r6:00000016 r5:00000000 r4:c68c4000 [ 103.672080] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 103.681746] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 103.691849] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.700985] r5:c6884000 r4:00000030 [ 103.704572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.712590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.720515] r9:c68c5f60 r8:c5369540 r7:00000016 r6:b6e19000 r5:c6b808c0 r4:c0c356e0 [ 103.728274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.736113] r9:c07e17b8 r8:c68c5f60 r7:c2815800 r6:b6e19000 r5:c6b808c0 r4:00000000 [ 103.743866] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.751013] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c68c4000 r5:c6b808c0 [ 103.758848] r4:c6b808c0 [ 103.761392] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.768536] r9:c68c4000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000016 r4:00000016 [ 103.776292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.783866] Exception stack(0xc68c5fa8 to 0xc68c5ff0) [ 103.788928] 5fa0: 00000016 00000016 00000001 b6e19000 00000016 00000000 [ 103.797115] 5fc0: 00000016 00000016 b6f60e00 00000004 00000001 00000000 00020000 beb10a64 [ 103.805300] 5fe0: 00000004 beb10798 b6ecb4cf b6e517e6 [ 103.810417] irq event stamp: 0 [ 103.813490] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.819103] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.826620] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.834168] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.839796] ---[ end trace c0a32166ac3bb830 ]--- [ 103.844435] lkdtm: Negative detected: saturated # [ 103.530804] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 103.536833] lkdtm: attempting bad refcount_dec() below zero # [ 103.542480] ------------[ cut here ]------------ # [ 103.547123] WARNING: CPU: 2 PID: 2783 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 103.555612] refcount_t: decrement hit 0; leaking memory. # [ 103.560976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 103.590131] CPU: 2 PID: 2783 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 103.597880] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.604412] Backtrace: # [ 103.606885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.614464] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 103.620137] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.627462] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 103.634434] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 # [ 103.642189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.649680] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c68c4000 # [ 103.655352] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 103.664321] r9:c1acc9f8 r8:c15e88e4 r7:c68c5f60 r6:00000016 r5:00000000 r4:c68c4000 # [ 103.672080] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 103.681746] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 103.691849] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.700985] r5:c6884000 r4:00000030 # [ 103.704572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.712590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.720515] r9:c68c5f60 r8:c5369540 r7:00000016 r6:b6e19000 r5:c6b808c0 r4:c0c356e0 # [ 103.728274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.736113] r9:c07e17b8 r8:c68c5f60 r7:c2815800 r6:b6e19000 r5:c6b808c0 r4:00000000 # [ 103.743866] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.751013] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c68c4000 r5:c6b808c0 # [ 103.758848] r4:c6b808c0 # [ 103.761392] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.768536] r9:c68c4000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000016 r4:00000016 # [ 103.776292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.783866] Exception stack(0xc68c5fa8 to 0xc68c5ff0) # [ 103.788928] 5fa0: 00000016 00000016 00000001 b6e19000 00000016 00000000 # [ 103.797115] 5fc0: 00000016 00000016 b6f60e00 00000004 00000001 00000000 00020000 beb10a64 # [ 103.805300] 5fe0: 00000004 beb10798 b6ecb4cf b6e517e6 # [ 103.810417] irq event stamp: 0 # [ 103.813490] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.819103] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.826620] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.834168] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.839796] ---[ end trace c0a32166ac3bb830 ]--- # [ 103.844435] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 104.293493] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 104.300435] lkdtm: attempting bad refcount_dec_and_test() below zero [ 104.306832] ------------[ cut here ]------------ [ 104.311556] WARNING: CPU: 1 PID: 2818 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 104.320218] refcount_t: underflow; use-after-free. [ 104.325090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 104.354664] CPU: 1 PID: 2818 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 104.362421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.368955] Backtrace: [ 104.371429] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 104.379008] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 104.384682] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 104.392006] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 104.398979] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 [ 104.406734] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 104.414226] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c5db8000 [ 104.419900] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 104.428955] r9:c1acca10 r8:c15e88e4 r7:c5db9f60 r6:0000001f r5:00000000 r4:c5db8000 [ 104.436712] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 104.447165] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 104.458827] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.468745] r5:c59e1000 r4:00000031 [ 104.472331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.480350] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.488276] r9:c5db9f60 r8:c5369540 r7:0000001f r6:b6e97000 r5:c5c36000 r4:c0c356e0 [ 104.496034] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.503874] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6e97000 r5:c5c36000 r4:00000000 [ 104.511627] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.518771] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c5db8000 r5:c5c36000 [ 104.526606] r4:c5c36000 [ 104.529151] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.536296] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000001f r4:0000001f [ 104.544054] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.551629] Exception stack(0xc5db9fa8 to 0xc5db9ff0) [ 104.556691] 9fa0: 0000001f 0000001f 00000001 b6e97000 0000001f 00000000 [ 104.564878] 9fc0: 0000001f 0000001f b6fdee00 00000004 00000001 00000000 00020000 be832a64 [ 104.573061] 9fe0: 00000004 be832798 b6f494cf b6ecf7e6 [ 104.578183] irq event stamp: 0 [ 104.581280] hardirqs last enabled at (0): [<00000000>] 0x0 [ 104.586870] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 104.594400] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 104.601926] softirqs last disabled at (0): [<00000000>] 0x0 [ 104.607511] ---[ end trace c0a32166ac3bb831 ]--- [ 104.612166] lkdtm: Negative detected: saturated # [ 104.293493] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 104.300435] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 104.306832] ------------[ cut here ]------------ # [ 104.311556] WARNING: CPU: 1 PID: 2818 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 104.320218] refcount_t: underflow; use-after-free. # [ 104.325090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 104.354664] CPU: 1 PID: 2818 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 104.362421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.368955] Backtrace: # [ 104.371429] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.379008] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 104.384682] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.392006] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 104.398979] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 # [ 104.406734] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 104.414226] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c5db8000 # [ 104.419900] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 104.428955] r9:c1acca10 r8:c15e88e4 r7:c5db9f60 r6:0000001f r5:00000000 r4:c5db8000 # [ 104.436712] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 104.447165] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 104.458827] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.468745] r5:c59e1000 r4:00000031 # [ 104.472331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.480350] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.488276] r9:c5db9f60 r8:c5369540 r7:0000001f r6:b6e97000 r5:c5c36000 r4:c0c356e0 # [ 104.496034] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.503874] r9:c07e17b8 r8:c5db9f60 r7:c2815800 r6:b6e97000 r5:c5c36000 r4:00000000 # [ 104.511627] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.518771] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c5db8000 r5:c5c36000 # [ 104.526606] r4:c5c36000 # [ 104.529151] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.536296] r9:c5db8000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000001f r4:0000001f # [ 104.544054] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.551629] Exception stack(0xc5db9fa8 to 0xc5db9ff0) # [ 104.556691] 9fa0: 0000001f 0000001f 00000001 b6e97000 0000001f 00000000 # [ 104.564878] 9fc0: 0000001f 0000001f b6fdee00 00000004 00000001 00000000 00020000 be832a64 # [ 104.573061] 9fe0: 00000004 be832798 b6f494cf b6ecf7e6 # [ 104.578183] irq event stamp: 0 # [ 104.581280] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.586870] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.594400] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.601926] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.607511] ---[ end trace c0a32166ac3bb831 ]--- # [ 104.612166] 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 [ 105.077046] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 105.084000] lkdtm: attempting bad refcount_sub_and_test() below zero [ 105.090473] ------------[ cut here ]------------ [ 105.095124] WARNING: CPU: 3 PID: 2853 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 105.103762] refcount_t: underflow; use-after-free. [ 105.108589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 105.137743] CPU: 3 PID: 2853 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 105.145494] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.152027] Backtrace: [ 105.154500] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.162078] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 105.167751] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.175076] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 105.182047] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 [ 105.189801] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 105.197290] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6dc6000 [ 105.202961] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 105.212015] r9:c1acca30 r8:c15e88e4 r7:c6dc7f60 r6:0000001f r5:c688c000 r4:c6dc6000 [ 105.219773] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 105.230224] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 105.241889] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.251807] r4:00000032 [ 105.254351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.262369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.270293] r9:c6dc7f60 r8:c5369540 r7:0000001f r6:b6e25000 r5:c6b81a40 r4:c0c356e0 [ 105.278050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.285888] r9:c07e17b8 r8:c6dc7f60 r7:c2815800 r6:b6e25000 r5:c6b81a40 r4:00000000 [ 105.293639] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.300783] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c6dc6000 r5:c6b81a40 [ 105.308618] r4:c6b81a40 [ 105.311163] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.318307] r9:c6dc6000 r8:c03002e4 r7:00000004 r6:b6f6ce00 r5:0000001f r4:0000001f [ 105.326059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.333635] Exception stack(0xc6dc7fa8 to 0xc6dc7ff0) [ 105.338696] 7fa0: 0000001f 0000001f 00000001 b6e25000 0000001f 00000000 [ 105.346882] 7fc0: 0000001f 0000001f b6f6ce00 00000004 00000001 00000000 00020000 beebaa64 [ 105.355066] 7fe0: 00000004 beeba798 b6ed74cf b6e5d7e6 [ 105.360179] irq event stamp: 0 [ 105.363253] hardirqs last enabled at (0): [<00000000>] 0x0 [ 105.368846] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 105.376410] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 105.383960] softirqs last disabled at (0): [<00000000>] 0x0 [ 105.389583] ---[ end trace c0a32166ac3bb832 ]--- [ 105.394216] lkdtm: Negative detected: saturated # [ 105.077046] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 105.084000] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 105.090473] ------------[ cut here ]------------ # [ 105.095124] WARNING: CPU: 3 PID: 2853 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 105.103762] refcount_t: underflow; use-after-free. # [ 105.108589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 105.137743] CPU: 3 PID: 2853 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 105.145494] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.152027] Backtrace: # [ 105.154500] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.162078] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 105.167751] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.175076] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 105.182047] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 # [ 105.189801] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.197290] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6dc6000 # [ 105.202961] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 105.212015] r9:c1acca30 r8:c15e88e4 r7:c6dc7f60 r6:0000001f r5:c688c000 r4:c6dc6000 # [ 105.219773] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 105.230224] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 105.241889] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.251807] r4:00000032 # [ 105.254351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.262369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.270293] r9:c6dc7f60 r8:c5369540 r7:0000001f r6:b6e25000 r5:c6b81a40 r4:c0c356e0 # [ 105.278050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.285888] r9:c07e17b8 r8:c6dc7f60 r7:c2815800 r6:b6e25000 r5:c6b81a40 r4:00000000 # [ 105.293639] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.300783] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c6dc6000 r5:c6b81a40 # [ 105.308618] r4:c6b81a40 # [ 105.311163] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.318307] r9:c6dc6000 r8:c03002e4 r7:00000004 r6:b6f6ce00 r5:0000001f r4:0000001f # [ 105.326059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.333635] Exception stack(0xc6dc7fa8 to 0xc6dc7ff0) # [ 105.338696] 7fa0: 0000001f 0000001f 00000001 b6e25000 0000001f 00000000 # [ 105.346882] 7fc0: 0000001f 0000001f b6f6ce00 00000004 00000001 00000000 00020000 beebaa64 # [ 105.355066] 7fe0: 00000004 beeba798 b6ed74cf b6e5d7e6 # [ 105.360179] irq event stamp: 0 # [ 105.363253] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 105.368846] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.376410] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.383960] softirqs last disabled at (0): [<00000000>] 0x0 # [ 105.389583] ---[ end trace c0a32166ac3bb832 ]--- # [ 105.394216] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 105.842153] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 105.847838] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 105.854399] lkdtm: Good: zero detected [ 105.858187] lkdtm: Correctly stayed at zero [ 105.862433] lkdtm: attempting bad refcount_inc() from zero [ 105.867929] ------------[ cut here ]------------ [ 105.872629] WARNING: CPU: 0 PID: 2885 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 105.881226] refcount_t: addition on 0; use-after-free. [ 105.886375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 105.915621] CPU: 0 PID: 2885 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 105.923373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.929906] Backtrace: [ 105.932381] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.939961] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 105.945635] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.952961] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 105.959935] r9:00000009 r8:c0873d1c r7:00000019 r6:00000009 r5:c0873d1c r4:c1a209f8 [ 105.967691] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 105.975182] r7:00000019 r6:c1a209f8 r5:c1a20a08 r4:c6b9e000 [ 105.980852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 105.989907] r9:c1acca50 r8:c15e88e4 r7:c6b9ff60 r6:00000012 r5:00000000 r4:c6b9e000 [ 105.997663] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 106.007334] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 106.017086] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.025877] r5:c5dfc000 r4:00000033 [ 106.029463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.037482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.045408] r9:c6b9ff60 r8:c5369540 r7:00000012 r6:b6de9000 r5:c6a07040 r4:c0c356e0 [ 106.053166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.061005] r9:c07e17b8 r8:c6b9ff60 r7:c2815800 r6:b6de9000 r5:c6a07040 r4:00000000 [ 106.068757] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.075901] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6b9e000 r5:c6a07040 [ 106.083737] r4:c6a07040 [ 106.086282] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.093427] r9:c6b9e000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:00000012 r4:00000012 [ 106.101182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.108757] Exception stack(0xc6b9ffa8 to 0xc6b9fff0) [ 106.113818] ffa0: 00000012 00000012 00000001 b6de9000 00000012 00000000 [ 106.122004] ffc0: 00000012 00000012 b6f30e00 00000004 00000001 00000000 00020000 bec00a64 [ 106.130187] ffe0: 00000004 bec00798 b6e9b4cf b6e217e6 [ 106.135291] irq event stamp: 0 [ 106.138365] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.143995] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.151541] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.159094] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.164680] ---[ end trace c0a32166ac3bb833 ]--- [ 106.169338] lkdtm: Zero detected: saturated # [ 105.842153] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 105.847838] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 105.854399] lkdtm: Good: zero detected # [ 105.858187] lkdtm: Correctly stayed at zero # [ 105.862433] lkdtm: attempting bad refcount_inc() from zero # [ 105.867929] ------------[ cut here ]------------ # [ 105.872629] WARNING: CPU: 0 PID: 2885 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 105.881226] refcount_t: addition on 0; use-after-free. # [ 105.886375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 105.915621] CPU: 0 PID: 2885 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 105.923373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.929906] Backtrace: # [ 105.932381] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.939961] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 105.945635] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.952961] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 105.959935] r9:00000009 r8:c0873d1c r7:00000019 r6:00000009 r5:c0873d1c r4:c1a209f8 # [ 105.967691] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.975182] r7:00000019 r6:c1a209f8 r5:c1a20a08 r4:c6b9e000 # [ 105.980852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 105.989907] r9:c1acca50 r8:c15e88e4 r7:c6b9ff60 r6:00000012 r5:00000000 r4:c6b9e000 # [ 105.997663] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 106.007334] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 106.017086] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.025877] r5:c5dfc000 r4:00000033 # [ 106.029463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.037482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.045408] r9:c6b9ff60 r8:c5369540 r7:00000012 r6:b6de9000 r5:c6a07040 r4:c0c356e0 # [ 106.053166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.061005] r9:c07e17b8 r8:c6b9ff60 r7:c2815800 r6:b6de9000 r5:c6a07040 r4:00000000 # [ 106.068757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.075901] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6b9e000 r5:c6a07040 # [ 106.083737] r4:c6a07040 # [ 106.086282] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.093427] r9:c6b9e000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:00000012 r4:00000012 # [ 106.101182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.108757] Exception stack(0xc6b9ffa8 to 0xc6b9fff0) # [ 106.113818] ffa0: 00000012 00000012 00000001 b6de9000 00000012 00000000 # [ 106.122004] ffc0: 00000012 00000012 b6f30e00 00000004 00000001 00000000 00020000 bec00a64 # [ 106.130187] ffe0: 00000004 bec00798 b6e9b4cf b6e217e6 # [ 106.135291] irq event stamp: 0 # [ 106.138365] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.143995] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.151541] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.159094] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.164680] ---[ end trace c0a32166ac3bb833 ]--- # [ 106.169338] 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[ 106.621546] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO .sh [ 106.629168] lkdtm: attempting safe refcount_add_not_zero() from zero [ 106.635920] lkdtm: Good: zero detected [ 106.639791] lkdtm: Correctly stayed at zero [ 106.644014] lkdtm: attempting bad refcount_add() from zero [ 106.649580] ------------[ cut here ]------------ [ 106.654223] WARNING: CPU: 1 PID: 2919 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 106.662787] refcount_t: addition on 0; use-after-free. [ 106.667937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 106.697091] CPU: 1 PID: 2919 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 106.704841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 106.711374] Backtrace: [ 106.713847] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 106.721426] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 106.727099] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 106.734425] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 106.741395] r9:00000009 r8:c0873d1c r7:00000019 r6:00000009 r5:c0873d1c r4:c1a209f8 [ 106.749151] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 106.756642] r7:00000019 r6:c1a209f8 r5:c1a20a08 r4:c6be2000 [ 106.762314] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 106.771369] r9:c1acca64 r8:c15e88e4 r7:c6be3f60 r6:00000012 r5:00000000 r4:c6be2000 [ 106.779125] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 106.788796] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 106.798548] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.807339] r5:c697c000 r4:00000034 [ 106.810926] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.818944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.826870] r9:c6be3f60 r8:c5369540 r7:00000012 r6:b6e21000 r5:c59dab40 r4:c0c356e0 [ 106.834628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.842468] r9:c07e17b8 r8:c6be3f60 r7:c2815800 r6:b6e21000 r5:c59dab40 r4:00000000 [ 106.850219] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.857364] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6be2000 r5:c59dab40 [ 106.865198] r4:c59dab40 [ 106.867743] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.874888] r9:c6be2000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000012 r4:00000012 [ 106.882644] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.890219] Exception stack(0xc6be3fa8 to 0xc6be3ff0) [ 106.895280] 3fa0: 00000012 00000012 00000001 b6e21000 00000012 00000000 [ 106.903465] 3fc0: 00000012 00000012 b6f68e00 00000004 00000001 00000000 00020000 bea25a64 [ 106.911649] 3fe0: 00000004 bea25798 b6ed34cf b6e597e6 [ 106.916771] irq event stamp: 0 [ 106.919865] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.925462] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.933019] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.940557] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.946166] ---[ end trace c0a32166ac3bb834 ]--- [ 106.950830] lkdtm: Zero detected: saturated # [ 106.621546] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 106.629168] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 106.635920] lkdtm: Good: zero detected # [ 106.639791] lkdtm: Correctly stayed at zero # [ 106.644014] lkdtm: attempting bad refcount_add() from zero # [ 106.649580] ------------[ cut here ]------------ # [ 106.654223] WARNING: CPU: 1 PID: 2919 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 106.662787] refcount_t: addition on 0; use-after-free. # [ 106.667937] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 106.697091] CPU: 1 PID: 2919 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 106.704841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.711374] Backtrace: # [ 106.713847] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 106.721426] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 106.727099] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 106.734425] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 106.741395] r9:00000009 r8:c0873d1c r7:00000019 r6:00000009 r5:c0873d1c r4:c1a209f8 # [ 106.749151] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.756642] r7:00000019 r6:c1a209f8 r5:c1a20a08 r4:c6be2000 # [ 106.762314] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 106.771369] r9:c1acca64 r8:c15e88e4 r7:c6be3f60 r6:00000012 r5:00000000 r4:c6be2000 # [ 106.779125] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 106.788796] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 106.798548] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.807339] r5:c697c000 r4:00000034 # [ 106.810926] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.818944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.826870] r9:c6be3f60 r8:c5369540 r7:00000012 r6:b6e21000 r5:c59dab40 r4:c0c356e0 # [ 106.834628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.842468] r9:c07e17b8 r8:c6be3f60 r7:c2815800 r6:b6e21000 r5:c59dab40 r4:00000000 # [ 106.850219] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.857364] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6be2000 r5:c59dab40 # [ 106.865198] r4:c59dab40 # [ 106.867743] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.874888] r9:c6be2000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000012 r4:00000012 # [ 106.882644] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.890219] Exception stack(0xc6be3fa8 to 0xc6be3ff0) # [ 106.895280] 3fa0: 00000012 00000012 00000001 b6e21000 00000012 00000000 # [ 106.903465] 3fc0: 00000012 00000012 b6f68e00 00000004 00000001 00000000 00020000 bea25a64 # [ 106.911649] 3fe0: 00000004 bea25798 b6ed34cf b6e597e6 # [ 106.916771] irq event stamp: 0 # [ 106.919865] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.925462] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.933019] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.940557] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.946166] ---[ end trace c0a32166ac3bb834 ]--- # [ 106.950830] 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 [ 107.427483] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 107.433784] lkdtm: attempting bad refcount_inc() from saturated [ 107.439795] ------------[ cut here ]------------ [ 107.444446] WARNING: CPU: 0 PID: 2956 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 107.453006] refcount_t: saturated; leaking memory. [ 107.457833] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 107.487079] CPU: 0 PID: 2956 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 107.494830] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.501363] Backtrace: [ 107.503835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 107.511416] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 107.517088] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 107.524412] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 107.531382] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 [ 107.539135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 107.546623] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c6be0000 [ 107.552295] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 107.561262] r9:c1acca78 r8:c15e88e4 r7:c6be1f60 r6:00000017 r5:c6dc5000 r4:c6be0000 [ 107.569019] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 107.578691] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 107.588877] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.598103] r4:00000035 [ 107.600644] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.608660] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.616586] r9:c6be1f60 r8:c5369540 r7:00000017 r6:b6e21000 r5:c5c377c0 r4:c0c356e0 [ 107.624344] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.632183] r9:c07e17b8 r8:c6be1f60 r7:c2815800 r6:b6e21000 r5:c5c377c0 r4:00000000 [ 107.639935] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.647079] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6be0000 r5:c5c377c0 [ 107.654913] r4:c5c377c0 [ 107.657455] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.664601] r9:c6be0000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000017 r4:00000017 [ 107.672355] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.679930] Exception stack(0xc6be1fa8 to 0xc6be1ff0) [ 107.684990] 1fa0: 00000017 00000017 00000001 b6e21000 00000017 00000000 [ 107.693175] 1fc0: 00000017 00000017 b6f68e00 00000004 00000001 00000000 00020000 be841a64 [ 107.701360] 1fe0: 00000004 be841798 b6ed34cf b6e597e6 [ 107.706466] irq event stamp: 0 [ 107.709564] hardirqs last enabled at (0): [<00000000>] 0x0 [ 107.715154] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 107.722695] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 107.730237] softirqs last disabled at (0): [<00000000>] 0x0 [ 107.735825] ---[ end trace c0a32166ac3bb835 ]--- [ 107.740484] lkdtm: Saturation detected: still saturated # [ 107.427483] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 107.433784] lkdtm: attempting bad refcount_inc() from saturated # [ 107.439795] ------------[ cut here ]------------ # [ 107.444446] WARNING: CPU: 0 PID: 2956 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 107.453006] refcount_t: saturated; leaking memory. # [ 107.457833] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 107.487079] CPU: 0 PID: 2956 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 107.494830] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.501363] Backtrace: # [ 107.503835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 107.511416] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 107.517088] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 107.524412] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 107.531382] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 # [ 107.539135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 107.546623] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c6be0000 # [ 107.552295] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 107.561262] r9:c1acca78 r8:c15e88e4 r7:c6be1f60 r6:00000017 r5:c6dc5000 r4:c6be0000 # [ 107.569019] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 107.578691] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 107.588877] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.598103] r4:00000035 # [ 107.600644] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.608660] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.616586] r9:c6be1f60 r8:c5369540 r7:00000017 r6:b6e21000 r5:c5c377c0 r4:c0c356e0 # [ 107.624344] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.632183] r9:c07e17b8 r8:c6be1f60 r7:c2815800 r6:b6e21000 r5:c5c377c0 r4:00000000 # [ 107.639935] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.647079] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6be0000 r5:c5c377c0 # [ 107.654913] r4:c5c377c0 # [ 107.657455] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.664601] r9:c6be0000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000017 r4:00000017 # [ 107.672355] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.679930] Exception stack(0xc6be1fa8 to 0xc6be1ff0) # [ 107.684990] 1fa0: 00000017 00000017 00000001 b6e21000 00000017 00000000 # [ 107.693175] 1fc0: 00000017 00000017 b6f68e00 00000004 00000001 00000000 00020000 be841a64 # [ 107.701360] 1fe0: 00000004 be841798 b6ed34cf b6e597e6 # [ 107.706466] irq event stamp: 0 # [ 107.709564] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 107.715154] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.722695] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.730237] softirqs last disabled at (0): [<00000000>] 0x0 # [ 107.735825] ---[ end trace c0a32166ac3bb835 ]--- # [ 107.740484] 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 [ 108.215843] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 108.222014] lkdtm: attempting bad refcount_dec() from saturated [ 108.227950] ------------[ cut here ]------------ [ 108.232726] WARNING: CPU: 1 PID: 2991 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 108.241248] refcount_t: decrement hit 0; leaking memory. [ 108.246572] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 108.275739] CPU: 1 PID: 2991 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 108.283490] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.290021] Backtrace: [ 108.292494] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 108.300075] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 108.305748] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 108.313073] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 108.320045] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 [ 108.327800] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 108.335290] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c47c4000 [ 108.340963] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 108.349931] r9:c1acca90 r8:c15e88e4 r7:c47c5f60 r6:00000017 r5:c6908000 r4:c47c4000 [ 108.357691] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 108.367359] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 108.377546] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.386768] r4:00000036 [ 108.389312] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.397329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.405255] r9:c47c5f60 r8:c5369540 r7:00000017 r6:b6e4c000 r5:c5ad6dc0 r4:c0c356e0 [ 108.413012] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.420852] r9:c07e17b8 r8:c47c5f60 r7:c2815800 r6:b6e4c000 r5:c5ad6dc0 r4:00000000 [ 108.428604] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.435747] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c47c4000 r5:c5ad6dc0 [ 108.443581] r4:c5ad6dc0 [ 108.446125] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.453268] r9:c47c4000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000017 r4:00000017 [ 108.461024] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.468599] Exception stack(0xc47c5fa8 to 0xc47c5ff0) [ 108.473660] 5fa0: 00000017 00000017 00000001 b6e4c000 00000017 00000000 [ 108.481847] 5fc0: 00000017 00000017 b6f93e00 00000004 00000001 00000000 00020000 be8cca64 [ 108.490030] 5fe0: 00000004 be8cc798 b6efe4cf b6e847e6 [ 108.495159] irq event stamp: 0 [ 108.498232] hardirqs last enabled at (0): [<00000000>] 0x0 [ 108.503848] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 108.511401] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 108.518903] softirqs last disabled at (0): [<00000000>] 0x0 [ 108.524537] ---[ end trace c0a32166ac3bb836 ]--- [ 108.529202] lkdtm: Saturation detected: still saturated # [ 108.215843] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 108.222014] lkdtm: attempting bad refcount_dec() from saturated # [ 108.227950] ------------[ cut here ]------------ # [ 108.232726] WARNING: CPU: 1 PID: 2991 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 108.241248] refcount_t: decrement hit 0; leaking memory. # [ 108.246572] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 108.275739] CPU: 1 PID: 2991 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 108.283490] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.290021] Backtrace: # [ 108.292494] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.300075] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 108.305748] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.313073] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 108.320045] r9:00000009 r8:c0873c80 r7:0000001f r6:00000009 r5:c0873c80 r4:c1a209f8 # [ 108.327800] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 108.335290] r7:0000001f r6:c1a209f8 r5:c1a20a5c r4:c47c4000 # [ 108.340963] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 108.349931] r9:c1acca90 r8:c15e88e4 r7:c47c5f60 r6:00000017 r5:c6908000 r4:c47c4000 # [ 108.357691] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 108.367359] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 108.377546] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.386768] r4:00000036 # [ 108.389312] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.397329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.405255] r9:c47c5f60 r8:c5369540 r7:00000017 r6:b6e4c000 r5:c5ad6dc0 r4:c0c356e0 # [ 108.413012] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.420852] r9:c07e17b8 r8:c47c5f60 r7:c2815800 r6:b6e4c000 r5:c5ad6dc0 r4:00000000 # [ 108.428604] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.435747] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c47c4000 r5:c5ad6dc0 # [ 108.443581] r4:c5ad6dc0 # [ 108.446125] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.453268] r9:c47c4000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000017 r4:00000017 # [ 108.461024] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.468599] Exception stack(0xc47c5fa8 to 0xc47c5ff0) # [ 108.473660] 5fa0: 00000017 00000017 00000001 b6e4c000 00000017 00000000 # [ 108.481847] 5fc0: 00000017 00000017 b6f93e00 00000004 00000001 00000000 00020000 be8cca64 # [ 108.490030] 5fe0: 00000004 be8cc798 b6efe4cf b6e847e6 # [ 108.495159] irq event stamp: 0 # [ 108.498232] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 108.503848] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.511401] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.518903] softirqs last disabled at (0): [<00000000>] 0x0 # [ 108.524537] ---[ end trace c0a32166ac3bb836 ]--- # [ 108.529202] 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 [ 109.005117] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 109.011285] lkdtm: attempting bad refcount_dec() from saturated [ 109.017221] ------------[ cut here ]------------ [ 109.021932] WARNING: CPU: 1 PID: 3026 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 109.030442] refcount_t: saturated; leaking memory. [ 109.035248] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 109.064494] CPU: 1 PID: 3026 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 109.072248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.078784] Backtrace: [ 109.081264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.088849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 109.094528] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.101858] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 109.108832] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 [ 109.116592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.124087] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c68d2000 [ 109.129762] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 109.138733] r9:c1accaa8 r8:c15e88e4 r7:c68d3f60 r6:00000017 r5:c6908000 r4:c68d2000 [ 109.146495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 109.156171] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 109.166363] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.175589] r4:00000037 [ 109.178137] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.186160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.194088] r9:c68d3f60 r8:c5369540 r7:00000017 r6:b6e0c000 r5:c5ad7b80 r4:c0c356e0 [ 109.201851] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.209694] r9:c07e17b8 r8:c68d3f60 r7:c2815800 r6:b6e0c000 r5:c5ad7b80 r4:00000000 [ 109.217451] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.224599] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c68d2000 r5:c5ad7b80 [ 109.232435] r4:c5ad7b80 [ 109.234982] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.242130] r9:c68d2000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017 [ 109.249888] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.257466] Exception stack(0xc68d3fa8 to 0xc68d3ff0) [ 109.262531] 3fa0: 00000017 00000017 00000001 b6e0c000 00000017 00000000 [ 109.270720] 3fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 befcba64 [ 109.278908] 3fe0: 00000004 befcb798 b6ebe4cf b6e447e6 [ 109.284050] irq event stamp: 0 [ 109.287130] hardirqs last enabled at (0): [<00000000>] 0x0 [ 109.292757] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 109.300313] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 109.307826] softirqs last disabled at (0): [<00000000>] 0x0 [ 109.313467] ---[ end trace c0a32166ac3bb837 ]--- [ 109.318113] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 109.005117] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 109.011285] lkdtm: attempting bad refcount_dec() from saturated # [ 109.017221] ------------[ cut here ]------------ # [ 109.021932] WARNING: CPU: 1 PID: 3026 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.030442] refcount_t: saturated; leaking memory. # [ 109.035248] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 109.064494] CPU: 1 PID: 3026 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 109.072248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.078784] Backtrace: # [ 109.081264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.088849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 109.094528] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.101858] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 109.108832] r9:00000009 r8:c0873ce8 r7:00000016 r6:00000009 r5:c0873ce8 r4:c1a209f8 # [ 109.116592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.124087] r7:00000016 r6:c1a209f8 r5:c1a209d0 r4:c68d2000 # [ 109.129762] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 109.138733] r9:c1accaa8 r8:c15e88e4 r7:c68d3f60 r6:00000017 r5:c6908000 r4:c68d2000 # [ 109.146495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 109.156171] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 109.166363] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.175589] r4:00000037 # [ 109.178137] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.186160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.194088] r9:c68d3f60 r8:c5369540 r7:00000017 r6:b6e0c000 r5:c5ad7b80 r4:c0c356e0 # [ 109.201851] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.209694] r9:c07e17b8 r8:c68d3f60 r7:c2815800 r6:b6e0c000 r5:c5ad7b80 r4:00000000 # [ 109.217451] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.224599] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c68d2000 r5:c5ad7b80 # [ 109.232435] r4:c5ad7b80 # [ 109.234982] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.242130] r9:c68d2000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017 # [ 109.249888] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.257466] Exception stack(0xc68d3fa8 to 0xc68d3ff0) # [ 109.262531] 3fa0: 00000017 00000017 00000001 b6e0c000 00000017 00000000 # [ 109.270720] 3fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 befcba64 # [ 109.278908] 3fe0: 00000004 befcb798 b6ebe4cf b6e447e6 # [ 109.284050] irq event stamp: 0 # [ 109.287130] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.292757] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.300313] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.307826] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.313467] ---[ end trace c0a32166ac3bb837 ]--- # [ 109.318113] 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 [ 109.796428] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 109.803384] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 109.810225] ------------[ cut here ]------------ [ 109.814901] WARNING: CPU: 3 PID: 3058 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 109.823399] refcount_t: saturated; leaking memory. [ 109.828203] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 109.857418] CPU: 3 PID: 3058 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 109.865171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.871704] Backtrace: [ 109.874178] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.881757] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 109.887432] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.894758] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 109.901732] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 [ 109.909487] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.916979] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c6f8c000 [ 109.922652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 109.931621] r9:c1accac0 r8:c15e88e4 r7:c6f8df60 r6:00000020 r5:c5abc000 r4:c0000000 [ 109.939381] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 109.949830] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 109.961573] r5:c5abc000 r4:c6f8c000 [ 109.965164] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.975170] r4:00000038 [ 109.977715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.985733] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.993659] r9:c6f8df60 r8:c5369540 r7:00000020 r6:b6eaf000 r5:c6b81b80 r4:c0c356e0 [ 110.001417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.009257] r9:c07e17b8 r8:c6f8df60 r7:c2815800 r6:b6eaf000 r5:c6b81b80 r4:00000000 [ 110.017011] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.024155] r10:00000004 r9:00000000 r8:00000000 r7:b6eaf000 r6:c6f8c000 r5:c6b81b80 [ 110.031990] r4:c6b81b80 [ 110.034533] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.041678] r9:c6f8c000 r8:c03002e4 r7:00000004 r6:b6ff6e00 r5:00000020 r4:00000020 [ 110.049434] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.057008] Exception stack(0xc6f8dfa8 to 0xc6f8dff0) [ 110.062069] dfa0: 00000020 00000020 00000001 b6eaf000 00000020 00000000 [ 110.070257] dfc0: 00000020 00000020 b6ff6e00 00000004 00000001 00000000 00020000 bebd1a64 [ 110.078447] dfe0: 00000004 bebd1798 b6f614cf b6ee77e6 [ 110.083626] irq event stamp: 0 [ 110.086711] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.092332] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 110.099867] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 110.107364] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.112978] ---[ end trace c0a32166ac3bb838 ]--- [ 110.117609] lkdtm: Saturation detected: still saturated # [ 109.796428] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 109.803384] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 109.810225] ------------[ cut here ]------------ # [ 109.814901] WARNING: CPU: 3 PID: 3058 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 109.823399] refcount_t: saturated; leaking memory. # [ 109.828203] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 109.857418] CPU: 3 PID: 3058 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 109.865171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.871704] Backtrace: # [ 109.874178] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.881757] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 109.887432] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.894758] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 109.901732] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 # [ 109.909487] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.916979] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c6f8c000 # [ 109.922652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 109.931621] r9:c1accac0 r8:c15e88e4 r7:c6f8df60 r6:00000020 r5:c5abc000 r4:c0000000 # [ 109.939381] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 109.949830] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 109.961573] r5:c5abc000 r4:c6f8c000 # [ 109.965164] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.975170] r4:00000038 # [ 109.977715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.985733] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.993659] r9:c6f8df60 r8:c5369540 r7:00000020 r6:b6eaf000 r5:c6b81b80 r4:c0c356e0 # [ 110.001417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.009257] r9:c07e17b8 r8:c6f8df60 r7:c2815800 r6:b6eaf000 r5:c6b81b80 r4:00000000 # [ 110.017011] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.024155] r10:00000004 r9:00000000 r8:00000000 r7:b6eaf000 r6:c6f8c000 r5:c6b81b80 # [ 110.031990] r4:c6b81b80 # [ 110.034533] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.041678] r9:c6f8c000 r8:c03002e4 r7:00000004 r6:b6ff6e00 r5:00000020 r4:00000020 # [ 110.049434] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.057008] Exception stack(0xc6f8dfa8 to 0xc6f8dff0) # [ 110.062069] dfa0: 00000020 00000020 00000001 b6eaf000 00000020 00000000 # [ 110.070257] dfc0: 00000020 00000020 b6ff6e00 00000004 00000001 00000000 00020000 bebd1a64 # [ 110.078447] dfe0: 00000004 bebd1798 b6f614cf b6ee77e6 # [ 110.083626] irq event stamp: 0 # [ 110.086711] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.092332] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.099867] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.107364] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.112978] ---[ end trace c0a32166ac3bb838 ]--- # [ 110.117609] 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 [ 110.600242] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 110.607146] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 110.614048] ------------[ cut here ]------------ [ 110.618721] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 110.627218] refcount_t: saturated; leaking memory. [ 110.632072] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 110.661291] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 110.669042] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.675574] Backtrace: [ 110.678046] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 110.685625] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 110.691298] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 110.698624] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 110.705595] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 [ 110.713350] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 110.720841] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c5e06000 [ 110.726513] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 110.735481] r9:c1accae0 r8:c15e88e4 r7:c5e07f60 r6:00000020 r5:c690a000 r4:c0000000 [ 110.743241] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 110.753694] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 110.765434] r5:c690a000 r4:c5e06000 [ 110.769026] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.779030] r4:00000039 [ 110.781574] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.789593] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.797519] r9:c5e07f60 r8:c5369540 r7:00000020 r6:b6eb1000 r5:c59dda40 r4:c0c356e0 [ 110.805277] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.813117] r9:c07e17b8 r8:c5e07f60 r7:c2815800 r6:b6eb1000 r5:c59dda40 r4:00000000 [ 110.820869] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.828013] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c5e06000 r5:c59dda40 [ 110.835847] r4:c59dda40 [ 110.838391] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.845537] r9:c5e06000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:00000020 r4:00000020 [ 110.853293] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.860869] Exception stack(0xc5e07fa8 to 0xc5e07ff0) [ 110.865931] 7fa0: 00000020 00000020 00000001 b6eb1000 00000020 00000000 [ 110.874119] 7fc0: 00000020 00000020 b6ff8e00 00000004 00000001 00000000 00020000 becb9a64 [ 110.882302] 7fe0: 00000004 becb9798 b6f634cf b6ee97e6 [ 110.887413] irq event stamp: 0 [ 110.890507] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.896097] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 110.903639] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 110.911204] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.916801] ---[ end trace c0a32166ac3bb839 ]--- [ 110.921465] lkdtm: Saturation detected: still saturated # [ 110.600242] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 110.607146] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 110.614048] ------------[ cut here ]------------ # [ 110.618721] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 110.627218] refcount_t: saturated; leaking memory. # [ 110.632072] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 110.661291] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 110.669042] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.675574] Backtrace: # [ 110.678046] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.685625] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 110.691298] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.698624] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 110.705595] r9:00000009 r8:c0873cb4 r7:00000013 r6:00000009 r5:c0873cb4 r4:c1a209f8 # [ 110.713350] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.720841] r7:00000013 r6:c1a209f8 r5:c1a209d0 r4:c5e06000 # [ 110.726513] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 110.735481] r9:c1accae0 r8:c15e88e4 r7:c5e07f60 r6:00000020 r5:c690a000 r4:c0000000 # [ 110.743241] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 110.753694] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 110.765434] r5:c690a000 r4:c5e06000 # [ 110.769026] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.779030] r4:00000039 # [ 110.781574] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.789593] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.797519] r9:c5e07f60 r8:c5369540 r7:00000020 r6:b6eb1000 r5:c59dda40 r4:c0c356e0 # [ 110.805277] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.813117] r9:c07e17b8 r8:c5e07f60 r7:c2815800 r6:b6eb1000 r5:c59dda40 r4:00000000 # [ 110.820869] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.828013] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c5e06000 r5:c59dda40 # [ 110.835847] r4:c59dda40 # [ 110.838391] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.845537] r9:c5e06000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:00000020 r4:00000020 # [ 110.853293] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.860869] Exception stack(0xc5e07fa8 to 0xc5e07ff0) # [ 110.865931] 7fa0: 00000020 00000020 00000001 b6eb1000 00000020 00000000 # [ 110.874119] 7fc0: 00000020 00000020 b6ff8e00 00000004 00000001 00000000 00020000 becb9a64 # [ 110.882302] 7fe0: 00000004 becb9798 b6f634cf b6ee97e6 # [ 110.887413] irq event stamp: 0 # [ 110.890507] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.896097] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.903639] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.911204] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.916801] ---[ end trace c0a32166ac3bb839 ]--- # [ 110.921465] 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 [ 111.409687] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 111.416584] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 111.423359] ------------[ cut here ]------------ [ 111.428004] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 111.436589] refcount_t: underflow; use-after-free. [ 111.441423] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 111.470663] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 111.478413] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.484946] Backtrace: [ 111.487420] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.494999] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 111.500673] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.507998] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 111.514971] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 [ 111.522726] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.530217] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6eb0000 [ 111.535890] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 111.544943] r9:c1accb00 r8:c15e88e4 r7:c6eb1f60 r6:00000020 r5:c47c6000 r4:c6eb0000 [ 111.552701] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 111.563152] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 111.574902] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.584907] r4:0000003a [ 111.587451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.595469] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.603397] r9:c6eb1f60 r8:c5369540 r7:00000020 r6:b6dee000 r5:c6b80a00 r4:c0c356e0 [ 111.611155] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.618993] r9:c07e17b8 r8:c6eb1f60 r7:c2815800 r6:b6dee000 r5:c6b80a00 r4:00000000 [ 111.626745] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.633890] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6eb0000 r5:c6b80a00 [ 111.641724] r4:c6b80a00 [ 111.644267] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.651411] r9:c6eb0000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000020 r4:00000020 [ 111.659166] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.666742] Exception stack(0xc6eb1fa8 to 0xc6eb1ff0) [ 111.671805] 1fa0: 00000020 00000020 00000001 b6dee000 00000020 00000000 [ 111.679990] 1fc0: 00000020 00000020 b6f35e00 00000004 00000001 00000000 00020000 be90ea64 [ 111.688174] 1fe0: 00000004 be90e798 b6ea04cf b6e267e6 [ 111.693277] irq event stamp: 0 [ 111.696351] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.701974] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 111.709561] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 111.717066] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.722685] ---[ end trace c0a32166ac3bb83a ]--- [ 111.727314] lkdtm: Saturation detected: still saturated # [ 111.409687] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 111.416584] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 111.423359] ------------[ cut here ]------------ # [ 111.428004] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 111.436589] refcount_t: underflow; use-after-free. # [ 111.441423] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 111.470663] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 111.478413] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.484946] Backtrace: # [ 111.487420] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.494999] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 111.500673] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.507998] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 111.514971] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 # [ 111.522726] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.530217] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6eb0000 # [ 111.535890] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 111.544943] r9:c1accb00 r8:c15e88e4 r7:c6eb1f60 r6:00000020 r5:c47c6000 r4:c6eb0000 # [ 111.552701] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 111.563152] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 111.574902] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.584907] r4:0000003a # [ 111.587451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.595469] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.603397] r9:c6eb1f60 r8:c5369540 r7:00000020 r6:b6dee000 r5:c6b80a00 r4:c0c356e0 # [ 111.611155] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.618993] r9:c07e17b8 r8:c6eb1f60 r7:c2815800 r6:b6dee000 r5:c6b80a00 r4:00000000 # [ 111.626745] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.633890] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6eb0000 r5:c6b80a00 # [ 111.641724] r4:c6b80a00 # [ 111.644267] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.651411] r9:c6eb0000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000020 r4:00000020 # [ 111.659166] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.666742] Exception stack(0xc6eb1fa8 to 0xc6eb1ff0) # [ 111.671805] 1fa0: 00000020 00000020 00000001 b6dee000 00000020 00000000 # [ 111.679990] 1fc0: 00000020 00000020 b6f35e00 00000004 00000001 00000000 00020000 be90ea64 # [ 111.688174] 1fe0: 00000004 be90e798 b6ea04cf b6e267e6 # [ 111.693277] irq event stamp: 0 # [ 111.696351] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.701974] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.709561] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.717066] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.722685] ---[ end trace c0a32166ac3bb83a ]--- # [ 111.727314] 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 [ 112.221925] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 112.228826] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 112.235619] ------------[ cut here ]------------ [ 112.240383] WARNING: CPU: 2 PID: 3164 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 112.248945] refcount_t: underflow; use-after-free. [ 112.253784] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 [ 112.282924] CPU: 2 PID: 3164 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 112.290675] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.297208] Backtrace: [ 112.299682] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.307263] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 112.312936] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.320260] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 112.327232] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 [ 112.334990] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.342480] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6e5a000 [ 112.348152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 112.357207] r9:c1accb20 r8:c15e88e4 r7:c6e5bf60 r6:00000020 r5:c697e000 r4:c6e5a000 [ 112.364965] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 112.375417] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 112.387169] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.397174] r4:0000003b [ 112.399719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.407736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.415663] r9:c6e5bf60 r8:c5369540 r7:00000020 r6:b6e1a000 r5:c59dd400 r4:c0c356e0 [ 112.423422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.431261] r9:c07e17b8 r8:c6e5bf60 r7:c2815800 r6:b6e1a000 r5:c59dd400 r4:00000000 [ 112.439014] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.446159] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6e5a000 r5:c59dd400 [ 112.453992] r4:c59dd400 [ 112.456535] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.463680] r9:c6e5a000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000020 r4:00000020 [ 112.471437] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.479013] Exception stack(0xc6e5bfa8 to 0xc6e5bff0) [ 112.484075] bfa0: 00000020 00000020 00000001 b6e1a000 00000020 00000000 [ 112.492261] bfc0: 00000020 00000020 b6f61e00 00000004 00000001 00000000 00020000 bebeca64 [ 112.500445] bfe0: 00000004 bebec798 b6ecc4cf b6e527e6 [ 112.505562] irq event stamp: 0 [ 112.508636] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.514253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 112.521799] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 112.529352] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.534943] ---[ end trace c0a32166ac3bb83b ]--- [ 112.539613] lkdtm: Saturation detected: still saturated # [ 112.221925] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 112.228826] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 112.235619] ------------[ cut here ]------------ # [ 112.240383] WARNING: CPU: 2 PID: 3164 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 112.248945] refcount_t: underflow; use-after-free. # [ 112.253784] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx etnaviv dw_hdmi imx_ldb gpu_sched imxdrm imx_ipu_v3 # [ 112.282924] CPU: 2 PID: 3164 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 112.290675] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.297208] Backtrace: # [ 112.299682] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.307263] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 112.312936] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.320260] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 112.327232] r9:00000009 r8:c0873d50 r7:0000001c r6:00000009 r5:c0873d50 r4:c1a209f8 # [ 112.334990] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.342480] r7:0000001c r6:c1a209f8 r5:c1a20a34 r4:c6e5a000 # [ 112.348152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 112.357207] r9:c1accb20 r8:c15e88e4 r7:c6e5bf60 r6:00000020 r5:c697e000 r4:c6e5a000 # [ 112.364965] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 112.375417] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 112.387169] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.397174] r4:0000003b # [ 112.399719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.407736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.415663] r9:c6e5bf60 r8:c5369540 r7:00000020 r6:b6e1a000 r5:c59dd400 r4:c0c356e0 # [ 112.423422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.431261] r9:c07e17b8 r8:c6e5bf60 r7:c2815800 r6:b6e1a000 r5:c59dd400 r4:00000000 # [ 112.439014] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.446159] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6e5a000 r5:c59dd400 # [ 112.453992] r4:c59dd400 # [ 112.456535] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.463680] r9:c6e5a000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000020 r4:00000020 # [ 112.471437] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.479013] Exception stack(0xc6e5bfa8 to 0xc6e5bff0) # [ 112.484075] bfa0: 00000020 00000020 00000001 b6e1a000 00000020 00000000 # [ 112.492261] bfc0: 00000020 00000020 b6f61e00 00000004 00000001 00000000 00020000 bebeca64 # [ 112.500445] bfe0: 00000004 bebec798 b6ecc4cf b6e527e6 # [ 112.505562] irq event stamp: 0 # [ 112.508636] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.514253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.521799] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.529352] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.534943] ---[ end trace c0a32166ac3bb83b ]--- # [ 112.539613] 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 [ 113.393905] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 113.400036] lkdtm: attempting good copy_to_user of correct size [ 113.406009] lkdtm: attempting bad copy_to_user of too large size # [ 113.393905] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 113.400036] lkdtm: attempting good copy_to_user of correct size # [ 113.406009] 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 [ 113.860951] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 113.867174] lkdtm: attempting good copy_from_user of correct size [ 113.873377] lkdtm: attempting bad copy_from_user of too large size # [ 113.860951] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 113.867174] lkdtm: attempting good copy_from_user of correct size # [ 113.873377] 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 [ 114.326218] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 114.332807] lkdtm: attempting good copy_to_user inside whitelist [ 114.338868] lkdtm: attempting bad copy_to_user outside whitelist # [ 114.326218] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 114.332807] lkdtm: attempting good copy_to_user inside whitelist # [ 114.338868] 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 [ 114.787365] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 114.794100] lkdtm: attempting good copy_from_user inside whitelist [ 114.800491] lkdtm: attempting bad copy_from_user outside whitelist # [ 114.787365] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 114.794100] lkdtm: attempting good copy_from_user inside whitelist # [ 114.800491] 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 [ 115.252914] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 115.259166] lkdtm: good_stack: c5b39e0c-c5b39e2c [ 115.263831] lkdtm: bad_stack : c5b39d84-c5b39da4 [ 115.268501] lkdtm: attempting good copy_to_user of local stack [ 115.274456] lkdtm: attempting bad copy_to_user of distant stack # [ 115.252914] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 115.259166] lkdtm: good_stack: c5b39e0c-c5b39e2c # [ 115.263831] lkdtm: bad_stack : c5b39d84-c5b39da4 # [ 115.268501] lkdtm: attempting good copy_to_user of local stack # [ 115.274456] 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 [ 115.730868] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 115.737247] lkdtm: good_stack: c6fd3e0c-c6fd3e2c [ 115.741936] lkdtm: bad_stack : c6fd3d84-c6fd3da4 [ 115.746582] lkdtm: attempting good copy_from_user of local stack [ 115.752647] lkdtm: attempting bad copy_from_user of distant stack # [ 115.730868] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 115.737247] lkdtm: good_stack: c6fd3e0c-c6fd3e2c # [ 115.741936] lkdtm: bad_stack : c6fd3d84-c6fd3da4 # [ 115.746582] lkdtm: attempting good copy_from_user of local stack # [ 115.752647] 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 [ 116.208839] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 116.215000] lkdtm: good_stack: c6ebbe0c-c6ebbe2c [ 116.219747] lkdtm: bad_stack : c6ebbffc-c6ebc01c [ 116.224428] lkdtm: attempting good copy_to_user of local stack [ 116.230374] lkdtm: attempting bad copy_to_user of distant stack # [ 116.208839] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 116.215000] lkdtm: good_stack: c6ebbe0c-c6ebbe2c # [ 116.219747] lkdtm: bad_stack : c6ebbffc-c6ebc01c # [ 116.224428] lkdtm: attempting good copy_to_user of local stack # [ 116.230374] 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 [ 116.677438] lkdtm: Performing direct entry USERCOPY_KERNEL [ 116.683041] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 [ 116.690190] lkdtm: attempting bad copy_to_user from kernel text: c053af48 [ 116.696998] lkdtm: FAIL: survived bad copy_to_user() # [ 116.677438] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 116.683041] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 # [ 116.690190] lkdtm: attempting bad copy_to_user from kernel text: c053af48 # [ 116.696998] 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 [ 117.153038] lkdtm: Performing direct entry STACKLEAK_ERASING [ 117.158724] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 117.165811] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 117.172838] lkdtm: FAIL: the thread stack is NOT properly erased [ 117.178889] CPU: 0 PID: 3529 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 117.186639] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.193172] Backtrace: [ 117.195646] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.203224] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 [ 117.208899] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.216229] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 117.224765] r9:c1accc28 r8:c15e88e4 r7:c6eb9f60 r6:c6eb9e34 r5:c6eb8000 r4:0000078d [ 117.232523] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.241318] r8:c15e88e4 r7:c6eb9f60 r6:00000012 r5:c690a000 r4:00000046 [ 117.248028] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.256047] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.263973] r9:c6eb9f60 r8:c5369540 r7:00000012 r6:b6e1b000 r5:c59dd900 r4:c0c356e0 [ 117.271732] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.279572] r9:c07e17b8 r8:c6eb9f60 r7:c2815800 r6:b6e1b000 r5:c59dd900 r4:00000000 [ 117.287323] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.294468] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6eb8000 r5:c59dd900 [ 117.302303] r4:c59dd900 [ 117.304847] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.311991] r9:c6eb8000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000012 r4:00000012 [ 117.319747] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.327320] Exception stack(0xc6eb9fa8 to 0xc6eb9ff0) [ 117.332381] 9fa0: 00000012 00000012 00000001 b6e1b000 00000012 00000000 [ 117.340569] 9fc0: 00000012 00000012 b6f62e00 00000004 00000001 00000000 00020000 bed2ba64 [ 117.348753] 9fe0: 00000004 bed2b798 b6ecd4cf b6e537e6 # [ 117.153038] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 117.158724] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 117.165811] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 117.172838] lkdtm: FAIL: the thread stack is NOT properly erased # [ 117.178889] CPU: 0 PID: 3529 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 117.186639] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.193172] Backtrace: # [ 117.195646] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.203224] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f978 # [ 117.208899] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.216229] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 117.224765] r9:c1accc28 r8:c15e88e4 r7:c6eb9f60 r6:c6eb9e34 r5:c6eb8000 r4:0000078d # [ 117.232523] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.241318] r8:c15e88e4 r7:c6eb9f60 r6:00000012 r5:c690a000 r4:00000046 # [ 117.248028] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.256047] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.263973] r9:c6eb9f60 r8:c5369540 r7:00000012 r6:b6e1b000 r5:c59dd900 r4:c0c356e0 # [ 117.271732] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.279572] r9:c07e17b8 r8:c6eb9f60 r7:c2815800 r6:b6e1b000 r5:c59dd900 r4:00000000 # [ 117.287323] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.294468] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6eb8000 r5:c59dd900 # [ 117.302303] r4:c59dd900 # [ 117.304847] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.311991] r9:c6eb8000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000012 r4:00000012 # [ 117.319747] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.327320] Exception stack(0xc6eb9fa8 to 0xc6eb9ff0) # [ 117.332381] 9fa0: 00000012 00000012 00000001 b6e1b000 00000012 00000000 # [ 117.340569] 9fc0: 00000012 00000012 b6f62e00 00000004 00000001 00000000 00020000 bed2ba64 # [ 117.348753] 9fe0: 00000004 bed2b798 b6ecd4cf b6e537e6 # 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 [ 117.771149] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 117.776831] lkdtm: Calling matched prototype ... [ 117.781616] lkdtm: Calling mismatched prototype ... [ 117.786538] lkdtm: Fail: survived mismatched prototype function call! # [ 117.771149] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 117.776831] lkdtm: Calling matched prototype ... # [ 117.781616] lkdtm: Calling mismatched prototype ... # [ 117.786538] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #