[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 192.168.201.11 (6 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 10585943/tftp-deploy-gk9cadly/kernel/zImage tftp 0x10000000 10585943/tftp-deploy-gk9cadly/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.11 Filename '10585943/tftp-deploy-gk9cadly/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ######## 5 MiB/s done Bytes transferred = 12521984 (bf1200 hex) => tftp 0x14000000 10585943/tftp-deploy-gk9cadly/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 10585943/tftp-deploy-gk9cadly/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.11 Filename '10585943/tftp-deploy-gk9cadly/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ## 5.5 MiB/s done Bytes transferred = 15293313 (e95b81 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 10585943/tftp-deploy-gk9cadly/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 10585943/tftp-deploy-gk9cadly/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.11 Filename '10585943/tftp-deploy-gk9cadly/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.5 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/10585943/extract-nfsrootfs-f8eis8yn,tcp,hard console_msg_format=syslog earlycon ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10585943/extract-nfsrootfs-f8eis8yn,tcp,hard console_msg_format=syslog earlycon ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbf1200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15293249 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.180-cip34 (KernelCI@build-j1607171-arm-gcc-10-multi-v7-defconfig-kselftest-fp725) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Mon Jun 5 02:52:13 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] earlycon: ec_imx21 at MMIO 0x021e8000 (options '') [ 0.000000] printk: bootconsole [ec_imx21] enabled [ 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/10585943/extract-nfsrootfs-f8eis8yn,tcp,hard console_msg_format=syslog earlycon ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 921580K/1048576K available (17408K kernel code, 2659K rwdata, 8124K rodata, 2048K init, 6691K bss, 61460K reserved, 65536K cma-reserved, 196608K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 <6>[ 0.000000] ftrace: allocating 56056 entries in 165 pages <6>[ 0.000000] ftrace: allocated 165 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] L2C-310 errata 752271 769419 enabled <6>[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 <6>[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 <6>[ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines <6>[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled <6>[ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB <6>[ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 <6>[ 0.000000] Switching to timer-based delay loop, resolution 333ns <6>[ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns <6>[ 0.008446] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns <6>[ 0.022976] Console: colour dummy device 80x30 <4>[ 0.024885] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032893] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.037235] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041648] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.046284] ... CLASSHASH_SIZE: 4096 <4>[ 0.050869] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055592] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.060265] ... CHAINHASH_SIZE: 32768 <4>[ 0.064964] memory used by lock dependency info: 4061 kB <4>[ 0.070643] memory used for stack traces: 2112 kB <4>[ 0.075688] per task-struct memory footprint: 1536 bytes <6>[ 0.081375] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091794] pid_max: default: 32768 minimum: 301 <6>[ 0.096996] LSM: Security Framework initializing <6>[ 0.101582] LSM support for eBPF active <6>[ 0.105739] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.113182] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123734] CPU: Testing write buffer coherency: ok <6>[ 0.126346] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.132504] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.141074] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.147543] rcu: Hierarchical SRCU implementation. <6>[ 0.159006] EFI services will not be available. <6>[ 0.162096] smp: Bringing up secondary CPUs ... <6>[ 0.168689] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.168705] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.180551] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.180565] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.192096] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.192110] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.201136] smp: Brought up 1 node, 4 CPUs <6>[ 0.204858] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.211396] CPU: All CPU(s) started in SVC mode. <6>[ 0.218664] devtmpfs: initialized <6>[ 0.268219] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.275770] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.283510] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.295332] pinctrl core: initialized pinctrl subsystem <6>[ 0.304350] DMI not present or invalid. <6>[ 0.307791] NET: Registered protocol family 16 <6>[ 0.320046] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.332890] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.333410] cpuidle: using governor menu <6>[ 0.341483] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 0.989457] vdd1p1: supplied by regulator-dummy <6>[ 1.018784] vdd3p0: supplied by regulator-dummy <6>[ 1.047668] vdd2p5: supplied by regulator-dummy <6>[ 1.076720] vddarm: supplied by regulator-dummy <6>[ 1.106518] vddpu: supplied by regulator-dummy <6>[ 1.134704] vddsoc: supplied by regulator-dummy <6>[ 2.288847] No ATAGs? <6>[ 2.289669] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 2.296889] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 2.320576] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 2.351550] Serial: AMBA PL011 UART driver <6>[ 2.409077] Kprobes globally optimized <6>[ 2.514521] iommu: Default domain type: Translated <6>[ 2.519075] vgaarb: loaded <5>[ 2.524052] SCSI subsystem initialized <6>[ 2.527372] usbcore: registered new interface driver usbfs <6>[ 2.531211] usbcore: registered new interface driver hub <6>[ 2.536802] usbcore: registered new device driver usb <6>[ 2.548743] i2c i2c-0: IMX I2C adapter registered <6>[ 2.557036] i2c i2c-1: IMX I2C adapter registered <6>[ 2.563137] i2c i2c-2: IMX I2C adapter registered <6>[ 2.569557] pps_core: LinuxPPS API ver. 1 registered <6>[ 2.571952] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 2.581459] PTP clock support registered <6>[ 2.600817] clocksource: Switched to clocksource mxc_timer1 <6>[ 4.174413] NET: Registered protocol family 2 <6>[ 4.176934] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 4.186946] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 4.193019] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 4.201100] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 4.209713] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 4.216120] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 4.222941] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.229684] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.237487] NET: Registered protocol family 1 <6>[ 4.243921] RPC: Registered named UNIX socket transport module. <6>[ 4.247561] RPC: Registered udp transport module. <6>[ 4.252636] RPC: Registered tcp transport module. <6>[ 4.257465] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 4.264252] NET: Registered protocol family 44 <6>[ 4.268890] PCI: CLS 0 bytes, default 64 <6>[ 4.275391] Trying to unpack rootfs image as initramfs... <6>[ 6.055341] Freeing initrd memory: 14936K <4>[ 6.057767] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 6.065338] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 6.081035] Initialise system trusted keyrings <6>[ 6.083839] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 6.132785] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 6.139470] NFS: Registering the id_resolver key type <5>[ 6.142183] Key type id_resolver registered <5>[ 6.146403] Key type id_legacy registered <6>[ 6.151225] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 6.157677] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 6.165489] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 6.171779] Key type asymmetric registered <5>[ 6.174312] Asymmetric key parser 'x509' registered <6>[ 6.179683] bounce: pool size: 64 pages <6>[ 6.183626] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 6.191224] io scheduler mq-deadline registered <6>[ 6.195899] io scheduler kyber registered <4>[ 6.201020] test_firmware: interface ready <6>[ 6.368782] mxs-dma 110000.dma-apbh: initialized <4>[ 6.430251] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 6.437508] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware <6>[ 6.650401] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.672802] SuperH (H)SCI(F) driver initialized <6>[ 6.677488] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX <6>[ 6.688275] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX <6>[ 6.694807] printk: console [ttymxc1] enabled <6>[ 6.694807] printk: console [ttymxc1] enabled <6>[ 6.703631] printk: bootconsole [ec_imx21] disabled <6>[ 6.703631] printk: bootconsole [ec_imx21] disabled <6>[ 6.719736] msm_serial: driver initialized <6>[ 6.725216] STMicroelectronics ASC driver initialized <6>[ 6.736732] STM32 USART driver initialized <6>[ 6.762299] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <4>[ 6.784250] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 6.792906] panel-simple panel-lcd: Specify missing connector_type <4>[ 6.800810] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 6.849592] brd: module loaded <6>[ 6.902967] loop: module loaded <6>[ 6.909178] lkdtm: No crash points registered, enable through debugfs <6>[ 6.930437] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 6.938725] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 6.947078] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 6.955606] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 6.963874] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 6.972339] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 6.980249] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 6.991781] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 6.999069] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 7.008264] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 7.022442] scsi host0: ahci-imx <6>[ 7.028014] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 <6>[ 7.089007] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.102380] pps pps0: new PPS source ptp0 <6>[ 7.145583] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 7.156194] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.161503] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.167926] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.173666] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.200362] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.208237] usbcore: registered new interface driver pegasus <6>[ 7.214419] usbcore: registered new interface driver asix <6>[ 7.220237] usbcore: registered new interface driver ax88179_178a <6>[ 7.226816] usbcore: registered new interface driver cdc_ether <6>[ 7.233168] usbcore: registered new interface driver smsc75xx <6>[ 7.239404] usbcore: registered new interface driver smsc95xx <6>[ 7.245615] usbcore: registered new interface driver net1080 <6>[ 7.251745] usbcore: registered new interface driver cdc_subset <6>[ 7.258080] usbcore: registered new interface driver zaurus <6>[ 7.264235] usbcore: registered new interface driver cdc_ncm <6>[ 7.282383] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.289269] ehci-pci: EHCI PCI platform driver <6>[ 7.294193] ehci-platform: EHCI generic platform driver <6>[ 7.300665] ehci-orion: EHCI orion driver <6>[ 7.305890] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.311061] ehci-st: EHCI STMicroelectronics driver <6>[ 7.317031] ehci-exynos: EHCI Exynos driver <6>[ 7.322342] ehci-atmel: EHCI Atmel driver <6>[ 7.327429] tegra-ehci: Tegra EHCI driver <6>[ 7.332635] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.339164] ohci-pci: OHCI PCI platform driver <6>[ 7.344085] ohci-platform: OHCI generic platform driver <6>[ 7.350500] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.355662] ohci-st: OHCI STMicroelectronics driver <6>[ 7.361705] ohci-atmel: OHCI Atmel driver <6>[ 7.363348] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 7.370115] usbcore: registered new interface driver usb-storage <6>[ 7.372049] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 7.384635] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 7.408849] i2c /dev entries driver <6>[ 7.490229] sdhci: Secure Digital Host Controller Interface driver <6>[ 7.496775] sdhci: Copyright(c) Pierre Ossman <6>[ 7.510606] Synopsys Designware Multimedia Card Interface Driver <6>[ 7.524043] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 7.533525] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 7.533532] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO <6>[ 7.533683] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO <6>[ 7.551276] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 7.561219] usbcore: registered new interface driver usbhid <6>[ 7.567084] usbhid: USB HID core driver <6>[ 7.588188] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 7.588204] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA <6>[ 7.594390] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 7.610461] IPv4 over IPsec tunneling driver <6>[ 7.619486] NET: Registered protocol family 10 <6>[ 7.629488] Segment Routing with IPv6 <6>[ 7.635702] mmc2: new high speed SDHC card at address 0001 <6>[ 7.639178] NET: Registered protocol family 17 <6>[ 7.645428] mmcblk2: mmc2:0001 SD 14.6 GiB <6>[ 7.648134] 8021q: 802.1Q VLAN Support v1.8 <5>[ 7.656465] Key type dns_resolver registered <4>[ 7.672662] GPT:Primary header thinks Alt. header is not at the end of the disk. <6>[ 7.675052] ThumbEE CPU extension supported. <4>[ 7.680499] GPT:29296874 != 30560255 <5>[ 7.685154] Registering SWP/SWPB emulation handler <4>[ 7.688971] GPT:Alternate GPT header not at the end of the disk. <4>[ 7.700521] GPT:29296874 != 30560255 <4>[ 7.704446] GPT: Use GNU Parted to correct GPT errors. <5>[ 7.705067] Loading compiled-in X.509 certificates <6>[ 7.709919] mmcblk2: p1 p2 p3 <4>[ 7.868242] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 7.876780] panel-simple panel-lcd: Specify missing connector_type <4>[ 7.889443] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 7.927306] imx_usb 2184200.usb: No over current polarity defined <6>[ 7.942244] ci_hdrc ci_hdrc.1: EHCI Host Controller <6>[ 7.947724] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 <6>[ 7.981318] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 <6>[ 8.000503] hub 1-0:1.0: USB hub found <6>[ 8.005146] hub 1-0:1.0: 1 port detected <6>[ 8.020123] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C <4>[ 8.050230] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.058804] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.071545] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.099916] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.108486] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.121234] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.139243] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <4>[ 8.166140] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.174647] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.187312] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.208655] 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) <6>[ 8.391290] usb 1-1: new high-speed USB device number 2 using ci_hdrc <6>[ 8.598963] hub 1-1:1.0: USB hub found <6>[ 8.604873] hub 1-1:1.0: 3 ports detected <4>[ 8.634914] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.643554] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.657950] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 10.322749] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off <6>[ 10.331687] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 10.360878] Sending DHCP requests ., OK <6>[ 10.405605] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.11 <6>[ 10.414178] IP-Config: Complete: <6>[ 10.417745] device=eth0, hwaddr=00:19:b8:07:40:03, ipaddr=192.168.201.11, mask=255.255.255.0, gw=192.168.201.1 <6>[ 10.428685] host=imx6q-sabrelite-lava-cbg-0, domain=lava-rack, nis-domain=(none) <6>[ 10.436946] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 10.436985] nameserver0=192.168.201.1 <6>[ 10.501457] Freeing unused kernel memory: 2048K <6>[ 10.532581] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u2 <6>[ 14.029818] imx-ipuv3 2400000.ipu: IPUv3H probed <4>[ 14.054292] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 14.064781] panel-simple panel-lcd: Specify missing connector_type <6>[ 14.080629] imx-ipuv3 2800000.ipu: IPUv3H probed <4>[ 14.092995] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 14.148000] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 14.156675] panel-simple panel-lcd: Specify missing connector_type <4>[ 14.175525] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 14.175738] CAN device driver interface <6>[ 14.229169] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.238380] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <4>[ 14.255856] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 14.284710] panel-simple panel-lcd: Specify missing connector_type <6>[ 14.293683] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.302739] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 14.321140] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 14.325532] caam 2100000.crypto: Entropy delay = 3200 <4>[ 14.395335] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 14.395374] caam 2100000.crypto: Instantiated RNG4 SH0 <4>[ 14.408212] panel-simple panel-lcd: Specify missing connector_type <4>[ 14.434097] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 14.456141] caam 2100000.crypto: Instantiated RNG4 SH1 <6>[ 14.461720] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) <6>[ 14.468659] caam 2100000.crypto: job rings = 2, qi = 0 <4>[ 14.499275] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator <4>[ 14.508384] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests <4>[ 14.554434] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator <6>[ 14.563922] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) <4>[ 14.565804] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests <6>[ 14.580971] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) <6>[ 14.587020] sgtl5000 0-000a: sgtl5000 revision 0x11 <6>[ 14.594564] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) <6>[ 14.599595] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum <6>[ 14.601568] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 <6>[ 14.618773] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 <6>[ 14.626925] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 <6>[ 14.633445] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 <6>[ 14.644001] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 <6>[ 14.656895] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.665800] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.674579] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.683346] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 14.722449] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 14.734014] panel-simple panel-lcd: Specify missing connector_type <4>[ 14.748183] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 14.794304] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.803189] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.812169] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 14.820930] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.362560] caam algorithms registered in /proc/crypto <6>[ 15.372512] caam 2100000.crypto: registering rng-caam <5>[ 15.502561] random: crng init done <4>[ 15.520336] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.529596] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.542634] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.569514] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.578267] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.587021] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.595702] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.617101] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.625929] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.638772] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.665314] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.674168] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.682939] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.691959] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:07:40:03 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.11 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-0 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 17.657259] systemd[1]: System time before build time, advancing clock. <30>[ 17.902474] systemd[1]: systemd 247.3-7+deb11u2 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) <30>[ 17.928801] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! <30>[ 18.008446] systemd[1]: Set hostname to . <30>[ 19.711312] systemd[1]: Queued start job for default target Graphical Interface. <30>[ 19.726258] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. <30>[ 19.775712] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. <30>[ 19.816538] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. <30>[ 19.865152] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. <30>[ 19.914892] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. <30>[ 19.964199] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. <30>[ 20.012540] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. <30>[ 20.026498] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. <30>[ 20.061621] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. <30>[ 20.101850] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. <30>[ 20.141794] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. <30>[ 20.182817] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. <30>[ 20.223041] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. <30>[ 20.325723] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. <30>[ 20.340472] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). <30>[ 20.387314] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. <30>[ 20.437852] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. <30>[ 20.493774] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. <30>[ 20.533664] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. <30>[ 20.575186] systemd[1]: Condition check resulted in Huge Pages File System being skipped. <30>[ 20.586402] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. <30>[ 20.608066] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... <30>[ 20.661991] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... <30>[ 20.727995] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... <30>[ 20.791537] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... <30>[ 20.852328] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... <30>[ 20.912548] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... <30>[ 20.982674] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. <6>[ 20.990455] fuse: init (API version 7.32) <30>[ 21.013233] systemd[1]: Starting Journal Service... Starting Journal Service... <30>[ 21.087009] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... <30>[ 21.147076] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... <30>[ 21.204032] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... <30>[ 21.258585] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. <30>[ 21.313697] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. <30>[ 21.369098] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. <30>[ 21.463726] systemd[1]: modprobe@configfs.service: Succeeded. <30>[ 21.474142] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. <30>[ 21.516100] systemd[1]: modprobe@drm.service: Succeeded. <30>[ 21.525988] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. <30>[ 21.566113] systemd[1]: modprobe@fuse.service: Succeeded. <30>[ 21.575946] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. <30>[ 21.616203] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. <30>[ 21.656130] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. <30>[ 21.702667] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. Mounting FUSE Control File System... Mounting Kernel Configuration File System... Starting Flush Journal to Persistent Storage... Starting Load/Save Random Seed... Starting Apply Kernel Variables... Starting Create<46>[ 21.988116] systemd-journald[293]: Received client request to flush runtime journal. System Users... [ 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 Create Static Device Nodes in /dev... [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Create Volatile Files and Directories... Starting Rule-based Manage…for Device Events and Files... [ 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 ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ 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 ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Started Network Name Resolution. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ 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 5.10.180-cip34 #1 SMP Mon Jun 5 02:52:13 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/10585943/extract-nfsrootfs-f8eis8yn' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10585943/extract-nfsrootfs-f8eis8yn' / # 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-10585943/environment . /lava-10585943/environment / # /lava-10585943/bin/lava-test-runner /lava-10585943/0 /lava-10585943/bin/lava-test-runner /lava-10585943/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-10585943/0/tests/0_timesync-off ++ cat uuid + UUID=10585943_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-10585943/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=10585943_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/v5.10.180-cip34-19-gae79bc689058c/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2023-06-05 03:05:10-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-19-gae79bc689058c/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: 1408108 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 50.15K 179KB/s kselftest.tar.xz 13%[=> ] 180.73K 324KB/s kselftest.tar.xz 42%[=======> ] 590.81K 705KB/s kselftest.tar.xz 83%[===============> ] 1.12M 1021KB/s kselftest.tar.xz 100%[===================>] 1.34M 1.18MB/s in 1.1s 2023-06-05 03:05:12 (1.18 MB/s) - 'kselftest.tar.xz' saved [1408108/1408108] skiplist: ======================================== ======================================== 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 =============== <12>[ 55.835027] 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 <6>[ 56.859550] lkdtm: Performing direct entry BUG <4>[ 56.864685] ------------[ cut here ]------------ <2>[ 56.869577] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 56.875080] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 56.880504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 56.910058] CPU: 3 PID: 713 Comm: cat Not tainted 5.10.180-cip34 #1 <4>[ 56.916610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 56.923436] PC is at lkdtm_BUG+0x14/0x18 <4>[ 56.927651] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 56.932380] pc : [] lr : [] psr: a00e0013 <4>[ 56.938929] sp : c6f75e58 ip : c6f75e68 fp : c6f75e64 <4>[ 56.944437] r10: 00000004 r9 : c1ad0fb4 r8 : c15e8cf8 <4>[ 56.949944] r7 : c6f75f60 r6 : 00000004 r5 : c6a3b000 r4 : 00000001 <4>[ 56.956756] r3 : c0c548e0 r2 : 99e60419 r1 : ef7c05e0 r0 : c15e8d00 <4>[ 56.963571] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 56.970989] Control: 10c5387d Table: 16c7804a DAC: 00000051 <0>[ 56.977022] Process cat (pid: 713, stack limit = 0x73ac4913) <0>[ 56.982965] Stack: (0xc6f75e58 to 0xc6f76000) <0>[ 56.987610] 5e40: c6f75e74 c6f75e68 <0>[ 56.996081] 5e60: c0c54374 c0c548ec c6f75e9c c6f75e78 c0c54874 c0c54354 c0c54754 c5b152c0 <0>[ 57.004551] 5e80: b6e50000 00000004 c50f9cc0 c6f75f60 c6f75ec4 c6f75ea0 c07e03d4 c0c54760 <0>[ 57.013021] 5ea0: 00000000 c5b152c0 b6e50000 c2815800 c6f75f60 c07e0370 c6f75f5c c6f75ec8 <0>[ 57.021492] 5ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f74000 <0>[ 57.029963] 5ee0: b6e50000 00020000 00000004 00000004 0001fffc c6f75ee0 00000001 b6e4f000 <0>[ 57.038430] 5f00: c6aa5680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 57.046900] 5f20: 00000000 00000000 c13d0e00 99e60419 c205e6e0 c5b152c0 c5b152c0 c6f74000 <0>[ 57.055369] 5f40: b6e50000 00000000 00000000 00000004 c6f75f94 c6f75f60 c059b1ec c059ab40 <0>[ 57.063839] 5f60: 00000000 00000000 c6f75fac 99e60419 00000004 00000004 b6f97e00 00000004 <0>[ 57.072308] 5f80: c03002e4 c6f74000 c6f75fa4 c6f75f98 c059b27c c059b184 00000000 c6f75fa8 <0>[ 57.080778] 5fa0: c03000c0 c059b270 00000004 00000004 00000001 b6e50000 00000004 00000000 <0>[ 57.089246] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 <0>[ 57.097715] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000 <0>[ 57.106170] Backtrace: <0>[ 57.108928] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 57.116794] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 57.125103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 57.133316] r9:c6f75f60 r8:c50f9cc0 r7:00000004 r6:b6e50000 r5:c5b152c0 r4:c0c54754 <0>[ 57.141363] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 57.149484] r9:c07e0370 r8:c6f75f60 r7:c2815800 r6:b6e50000 r5:c5b152c0 r4:00000000 <0>[ 57.157522] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 57.164949] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6f74000 r5:c5b152c0 <0>[ 57.173060] r4:c5b152c0 <0>[ 57.175888] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 57.183316] r9:c6f74000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000004 r4:00000004 <0>[ 57.191358] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 57.199210] Exception stack(0xc6f75fa8 to 0xc6f75ff0) <0>[ 57.204551] 5fa0: 00000004 00000004 00000001 b6e50000 00000004 00000000 <0>[ 57.213020] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 <0>[ 57.221483] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 <0>[ 57.226826] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 57.233215] ---[ end trace eac40caa3846b78b ]--- <3>[ 57.238121] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 57.247279] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 713, name: cat <4>[ 57.255215] INFO: lockdep is turned off. <4>[ 57.259418] irq event stamp: 1568 <4>[ 57.263039] hardirqs last enabled at (1567): [] console_unlock+0x4b0/0x6c0 <4>[ 57.271160] hardirqs last disabled at (1568): [] __und_svc+0x60/0x6c <4>[ 57.278676] softirqs last enabled at (1564): [] __do_softirq+0x36c/0x5a0 <4>[ 57.286621] softirqs last disabled at (1557): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 57.294741] CPU: 3 PID: 713 Comm: cat Tainted: G D 5.10.180-cip34 #1 <4>[ 57.302680] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 57.309485] Backtrace: <4>[ 57.312253] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 57.320116] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fe38 <4>[ 57.326076] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 57.333690] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 57.341726] r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19cd440 r4:c6f74000 <4>[ 57.349766] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 57.357881] r6:00000000 r5:00000031 r4:c19cd440 <4>[ 57.362805] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 57.370834] r6:00000001 r5:c6f74000 r4:c5e38d80 <4>[ 57.375757] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 57.383355] r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5e38d80 <4>[ 57.390355] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 57.397946] r7:c1e0f9cc <4>[ 57.400777] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 57.408204] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 57.415543] r10:00000004 r9:c6f74000 r8:c15e8cf8 r7:00000000 r6:c6f75dc8 r5:c0c548f4 <4>[ 57.423654] r4:e7f001f2 <4>[ 57.426481] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 57.434681] Exception stack(0xc6f75dc8 to 0xc6f75e10) <4>[ 57.440024] 5dc0: c15e8d00 ef7c05e0 99e60419 c0c548e0 00000001 c6a3b000 <4>[ 57.448493] 5de0: 00000004 c6f75f60 c15e8cf8 c1ad0fb4 00000004 c6f75e64 c6f75e68 c6f75e58 <4>[ 57.456956] 5e00: c0c54374 c0c548f4 a00e0013 ffffffff <4>[ 57.462296] r7:c6f75dfc r6:ffffffff r5:a00e0013 r4:c0c548f8 <4>[ 57.468249] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 57.476112] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 57.484413] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 57.492622] r9:c6f75f60 r8:c50f9cc0 r7:00000004 r6:b6e50000 r5:c5b152c0 r4:c0c54754 <4>[ 57.500665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 57.508787] r9:c07e0370 r8:c6f75f60 r7:c2815800 r6:b6e50000 r5:c5b152c0 r4:00000000 <4>[ 57.516824] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 57.524250] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6f74000 r5:c5b152c0 <4>[ 57.532360] r4:c5b152c0 <4>[ 57.535187] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 57.542613] r9:c6f74000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000004 r4:00000004 <4>[ 57.550649] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 57.558499] Exception stack(0xc6f75fa8 to 0xc6f75ff0) <4>[ 57.563840] 5fa0: 00000004 00000004 00000001 b6e50000 00000004 00000000 <4>[ 57.572309] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 <4>[ 57.580772] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 # Segmentation fault # [ 56.859550] lkdtm: Performing direct entry BUG # [ 56.864685] ------------[ cut here ]------------ # [ 56.869577] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 56.875080] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 56.880504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 56.910058] CPU: 3 PID: 713 Comm: cat Not tainted 5.10.180-cip34 #1 # [ 56.916610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 56.923436] PC is at lkdtm_BUG+0x14/0x18 # [ 56.927651] LR is at lkdtm_do_action+0x2c/0x4c # [ 56.932380] pc : [] lr : [] psr: a00e0013 # [ 56.938929] sp : c6f75e58 ip : c6f75e68 fp : c6f75e64 # [ 56.944437] r10: 00000004 r9 : c1ad0fb4 r8 : c15e8cf8 # [ 56.949944] r7 : c6f75f60 r6 : 00000004 r5 : c6a3b000 r4 : 00000001 # [ 56.956756] r3 : c0c548e0 r2 : 99e60419 r1 : ef7c05e0 r0 : c15e8d00 # [ 56.963571] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 56.970989] Control: 10c5387d Table: 16c7804a DAC: 00000051 # [ 56.977022] Process cat (pid: 713, stack limit = 0x73ac4913) # [ 56.982965] Stack: (0xc6f75e58 to 0xc6f76000) # [ 56.987610] 5e40: c6f75e74 c6f75e68 # [ 56.996081] 5e60: c0c54374 c0c548ec c6f75e9c c6f75e78 c0c54874 c0c54354 c0c54754 c5b152c0 # [ 57.004551] 5e80: b6e50000 00000004 c50f9cc0 c6f75f60 c6f75ec4 c6f75ea0 c07e03d4 c0c54760 # [ 57.013021] 5ea0: 00000000 c5b152c0 b6e50000 c2815800 c6f75f60 c07e0370 c6f75f5c c6f75ec8 # [ 57.021492] 5ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f74000 # [ 57.029963] 5ee0: b6e50000 00020000 00000004 00000004 0001fffc c6f75ee0 00000001 b6e4f000 # [ 57.038430] 5f00: c6aa5680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 57.046900] 5f20: 00000000 00000000 c13d0e00 99e60419 c205e6e0 c5b152c0 c5b152c0 c6f74000 # [ 57.055369] 5f40: b6e50000 00000000 00000000 00000004 c6f75f94 c6f75f60 c059b1ec c059ab40 # [ 57.063839] 5f60: 00000000 00000000 c6f75fac 99e60419 00000004 00000004 b6f97e00 00000004 # [ 57.072308] 5f80: c03002e4 c6f74000 c6f75fa4 c6f75f98 c059b27c c059b184 00000000 c6f75fa8 # [ 57.080778] 5fa0: c03000c0 c059b270 00000004 00000004 00000001 b6e50000 00000004 00000000 # [ 57.089246] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 # [ 57.097715] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000 # [ 57.106170] Backtrace: # [ 57.108928] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 57.116794] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 57.125103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 57.133316] r9:c6f75f60 r8:c50f9cc0 r7:00000004 r6:b6e50000 r5:c5b152c0 r4:c0c54754 # [ 57.141363] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 57.149484] r9:c07e0370 r8:c6f75f60 r7:c2815800 r6:b6e50000 r5:c5b152c0 r4:00000000 # [ 57.157522] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 57.164949] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6f74000 r5:c5b152c0 # [ 57.173060] r4:c5b152c0 # [ 57.175888] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 57.183316] r9:c6f74000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000004 r4:00000004 # [ 57.191358] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 57.199210] Exception stack(0xc6f75fa8 to 0xc6f75ff0) # [ 57.204551] 5fa0: 00000004 00000004 00000001 b6e50000 00000004 00000000 # [ 57.213020] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 # [ 57.221483] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 # [ 57.226826] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 57.233215] ---[ end t<6>[ 58.026675] lkdtm: Performing direct entry WARNING race eac40caa3846b78b ]--- # [ <4>[ 58.034694] ------------[ cut here ]------------ 57.238121] BUG: sleeping functio<4>[ 58.042431] WARNING: CPU: 2 PID: 784 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c n called from invalid context at <4>[ 58.054001] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 include/linux/percpu-rwsem.h:49 <4>[ 58.085919] CPU: 2 PID: 784 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 57.247279] in_atomic(): 0, <4>[ 58.096621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) irqs_disabled(): 128, non_block: <4>[ 58.106273] Backtrace: 0, pid: 713, name: cat # [ 57.<4>[ 58.111863] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 255215] INFO: lockdep is turned o<4>[ 58.122542] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 ff. # [ 57.259418] irq event s<4>[ 58.131326] [] (show_stack) from [] (dump_stack+0xe0/0x100) tamp: 1568 # [ 57.263039] hard<4>[ 58.141763] [] (dump_stack) from [] (__warn+0x98/0x14c) irqs last enabled at (1567): [[ 58.151840] r9:00000009 r8:c0c54940 r7:00000053 r6:00000009 r5:c0c54940 r4:c1ad1670 03d6ce8>] console_unlock+0x4b0/0x<4>[ 58.162710] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 6c0 # [ 57.271160] hardirqs la<4>[ 58.173309] r7:00000053 r6:c1ad1670 r5:00000000 r4:c6c32000 st disabled at (1568): [[ 58.182099] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) >] __und_svc+0x60/0x6c # [ 57.<4>[ 58.193307] r9:c1ad0fb8 r8:c15e8cf8 r7:c6c33f60 r6:00000008 r5:c5dcb000 r4:00000002 278676] softirqs last enabled at<4>[ 58.204174] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) (1564): [] __do_softir<4>[ 58.215213] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) q+0x36c/0x5a0 # [ 57.286621] s<4>[ 58.226346] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) oftirqs last disabled at (1557): <4>[ 58.237379] r9:c6c33f60 r8:c50f9cc0 r7:00000008 r6:b6e7b000 r5:c597c280 r4:c0c54754 [] __irq_exit_rcu+0x178<4>[ 58.248250] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) /0x1d0 # [ 57.294741] CPU: 3 P<4>[ 58.259197] r9:c07e0370 r8:c6c33f60 r7:c2815800 r6:b6e7b000 r5:c597c280 r4:00000000 ID: 713 Comm: cat Tainted: G <4>[ 58.270064] [] (vfs_write) from [] (ksys_write+0x74/0xec) D 5.10.180-cip34 #1 #<4>[ 58.280322] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6c32000 r5:c597c280 [ 57.302680] Hardware name: Fr<4>[ 58.291270] r4:c597c280 eescale i.MX6 Quad/DualLite (Devi<4>[ 58.296932] [] (ksys_write) from [] (sys_write+0x18/0x1c) ce Tree) # [ 57.309485] Backtr<4>[ 58.307189] r9:c6c32000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000008 r4:00000008 ace: # [ 57.312253] [[ 58.318058] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 4>] (dump_backtrace) from [[ 58.328745] Exception stack(0xc6c33fa8 to 0xc6c33ff0) 0e4>] (show_stack+0x20/0x24) # [<4>[ 58.336923] 3fa0: 00000008 00000008 00000001 b6e7b000 00000008 00000000 57.320116] r7:ffffffff r6:600<4>[ 58.348225] 3fc0: 00000008 00000008 b6fc2e00 00000004 00000001 00000000 00020000 bec66ac4 e0093 r5:00000000 r4:c1f0fe38 # <4>[ 58.359521] 3fe0: 00000004 bec667f8 b6f2cd8f b6eb37e6 [ 57.326076] [] (show<4>[ 58.367757] irq event stamp: 0 _stack) from [] (dump_s<4>[ 58.373905] hardirqs last enabled at (0): [<00000000>] 0x0 tack+0xe0/0x100) # [ 57.333690<4>[ 58.382619] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 ] [] (dump_stack) from <4>[ 58.393242] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [] (___might_sleep+0x18<4>[ 58.403842] softirqs last disabled at (0): [<00000000>] 0x0 8/0x2e0) # [ 57.341726] r9:60<4>[ 58.412535] ---[ end trace eac40caa3846b78c ]--- 0e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19cd440 r4:c6f74000 # [ 57.349766] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 57.357881] r6:00000000 r5:00000031 r4:c19cd440 # [ 57.362805] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 57.370834] r6:00000001 r5:c6f74000 r4:c5e38d80 # [ 57.375757] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 57.383355] r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5e38d80 # [ 57.390355] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 57.397946] r7:c1e0f9cc # [ 57.400777] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 57.408204] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 57.415543] r10:00000004 r9:c6f74000 r8:c15e8cf8 r7:00000000 r6:c6f75dc8 r5:c0c548f4 # [ 57.423654] r4:e7f001f2 # [ 57.426481] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 57.434681] Exception stack(0xc6f75dc8 to 0xc6f75e10) # [ 57.440024] 5dc0: c15e8d00 ef7c05e0 99e60419 c0c548e0 00000001 c6a3b000 # [ 57.448493] 5de0: 00000004 c6f75f60 c15e8cf8 c1ad0fb4 00000004 c6f75e64 c6f75e68 c6f75e58 # [ 57.456956] 5e00: c0c54374 c0c548f4 a00e0013 ffffffff # [ 57.462296] r7:c6f75dfc r6:ffffffff r5:a00e0013 r4:c0c548f8 # [ 57.468249] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 57.476112] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 57.484413] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 57.492622] r9:c6f75f60 r8:c50f9cc0 r7:00000004 r6:b6e50000 r5:c5b152c0 r4:c0c54754 # [ 57.500665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 57.508787] r9:c07e0370 r8:c6f75f60 r7:c2815800 r6:b6e50000 r5:c5b152c0 r4:00000000 # [ 57.516824] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 57.524250] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6f74000 r5:c5b152c0 # [ 57.532360] r4:c5b152c0 # [ 57.535187] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 57.542613] r9:c6f74000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000004 r4:00000004 # [ 57.550649] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 57.558499] Exception stack(0xc6f75fa8 to 0xc6f75ff0) # [ 57.563840] 5fa0: 00000004 00000004 00000001 b6e50000 00000004 00000000 # [ 57.572309] 5fc0: 00000004 00000004 b6f97e00 00000004 00000001 00000000 00020000 bebd9ac4 # [ 57.580772] 5fe0: 00000004 bebd97f8 b6f01d8f b6e887e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 58.026675] lkdtm: Performing direct entry WARNING # [ 58.034694] ------------[ cut here ]------------ # [ 58.042431] WARNING: CPU: 2 PID: 784 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 58.054001] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 58.085919] CPU: 2 PID: 784 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 58.096621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 58.106273] Backtrace: # [ 58.111863] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 58.122542] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 58.131326] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 58.141763] [] (dump_stack) from []<6>[ 58.754104] lkdtm: Performing direct entry WARNING_MESSAGE (__warn+0x98/0x14c) # [ 58.15<4>[ 58.762656] ------------[ cut here ]------------ 1840] r9:00000009 r8:c0c54940 r7<4>[ 58.770300] WARNING: CPU: 3 PID: 819 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 :00000053 r6:00000009 r5:c0c54940<4>[ 58.782603] Warning message trigger count: 2 r4:c1ad1670 # [ 58.162710] [<<4>[ 58.789947] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 c0356788>] (__warn) from [[ 58.821956] CPU: 3 PID: 819 Comm: cat Tainted: G D W 5.10.180-cip34 #1 20>] (warn_slowpath_fmt+0x8c/0xa8<4>[ 58.832682] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ) # [ 58.173309] r7:00000053 <4>[ 58.842326] Backtrace: r6:c1ad1670 r5:00000000 r4:c6c320<4>[ 58.847920] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 00 # [ 58.182099] []<4>[ 58.858605] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 (warn_slowpath_fmt) from [[ 58.867397] [] (show_stack) from [] (dump_stack+0xe0/0x100) 940>] (lkdtm_WARNING+0x48/0x4c) <4>[ 58.877829] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 58.193307] r9:c1ad0fb8 r8:<4>[ 58.887908] r9:00000009 r8:c0c54990 r7:00000058 r6:00000009 r5:c0c54990 r4:c1ad1670 c15e8cf8 r7:c6c33f60 r6:00000008 <4>[ 58.898780] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) r5:c5dcb000 r4:00000002 # [ 58<4>[ 58.909378] r7:00000058 r6:c1ad1670 r5:c1ad168c r4:c5a46000 .204174] [] (lkdtm_WARN<4>[ 58.918169] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) ING) from [] (lkdtm_do_<4>[ 58.930070] r9:c1ad0fc0 r8:c15e8cf8 r7:c5a47f60 r6:00000010 r5:c6950000 r4:00000003 action+0x2c/0x4c) # [ 58.21521<4>[ 58.940940] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 3] [] (lkdtm_do_action)<4>[ 58.952672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) from [] (direct_entry+<4>[ 58.963808] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0x120/0x18c) # [ 58.226346] [<<4>[ 58.974837] r9:c5a47f60 r8:c50f9cc0 r7:00000010 r6:b6e49000 r5:c6a95a40 r4:c0c54754 c0c54754>] (direct_entry) from [<<4>[ 58.985713] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) c07e03d4>] (full_proxy_write+0x64<4>[ 58.996656] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6e49000 r5:c6a95a40 r4:00000000 /0x94) # [ 58.237379] r9:c6c3<4>[ 59.007526] [] (vfs_write) from [] (ksys_write+0x74/0xec) 3f60 r8:c50f9cc0 r7:00000008 r6:b<4>[ 59.017783] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5a46000 r5:c6a95a40 6e7b000 r5:c597c280 r4:c0c54754 <4>[ 59.028730] r4:c6a95a40 # [ 58.248250] [] (fu<4>[ 59.034394] [] (ksys_write) from [] (sys_write+0x18/0x1c) ll_proxy_write) from []<4>[ 59.044653] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000010 r4:00000010 (vfs_write+0x10c/0x53c) # [ 5<4>[ 59.055524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 8.259197] r9:c07e0370 r8:c6c33f6<4>[ 59.066211] Exception stack(0xc5a47fa8 to 0xc5a47ff0) 0 r7:c2815800 r6:b6e7b000 r5:c597<4>[ 59.074390] 7fa0: 00000010 00000010 00000001 b6e49000 00000010 00000000 c280 r4:00000000 # [ 58.270064<4>[ 59.085693] 7fc0: 00000010 00000010 b6f90e00 00000004 00000001 00000000 00020000 beeffac4 ] [] (vfs_write) from [<4>[ 59.096990] 7fe0: 00000004 beeff7f8 b6efad8f b6e817e6 ] (ksys_write+0x74/0xec<4>[ 59.105231] irq event stamp: 0 ) # [ 58.280322] r10:00000004<4>[ 59.111389] hardirqs last enabled at (0): [<00000000>] 0x0 r9:00000000 r8:00000000 r7:b6e7b<4>[ 59.120050] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 000 r6:c6c32000 r5:c597c280 # [ <4>[ 59.130689] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 58.291270] r4:c597c280 # [ <4>[ 59.141321] softirqs last disabled at (0): [<00000000>] 0x0 58.296932] [] (ksys_wri<4>[ 59.149997] ---[ end trace eac40caa3846b78d ]--- te) from [] (sys_write+0x18/0x1c) # [ 58.307189] r9:c6c32000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000008 r4:00000008 # [ 58.318058] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 58.328745] Exception stack(0xc6c33fa8 to 0xc6c33ff0) # [ 58.336923] 3fa0: 00000008 00000008 00000001 b6e7b000 00000008 00000000 # [ 58.348225] 3fc0: 00000008 00000008 b6fc2e00 00000004 00000001 00000000 00020000 bec66ac4 # [ 58.359521] 3fe0: 00000004 bec667f8 b6f2cd8f b6eb37e6 # [ 58.367757] irq event stamp: 0 # [ 58.373905] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 58.382619] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 58.393242] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 58.403842] softirqs last disabled at (0): [<00000000>] 0x0 # [ 58.412535] ---[ end trace eac40caa3846b78c ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 58.754104] lkdtm: Performing direct entry WARNING_MESSAGE # [ 58.762656] ------------[ cut here ]------------ # [ 58.770300] WARNING: CPU: 3 PID: 819 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 58.782603] Warning message trigger count: 2 # [ 58.789947] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 58.821956] CPU: 3 PID: 819 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 58.832682] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 58.842326] Backtrace: # [ 58.847920] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 58.858605] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 58.867397] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 58.877829] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 58.887908] r9:00000009 r8:c0c54990 r7:00000058 r6:00000009 r5:c0c54990 r4:c1ad1670 # [ 58.898780] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 58.909378] r7:00000058 r6:c1ad1670 r5:c1ad168c r4:c5a46000 # [ 58.918169] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 58.930070] r9:c1ad0fc0 r8:c15e8cf8 r7:c5a47f60 r6:00000010 r5:c6950000 r4:00000003 # [ 58.940940] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 58.952672] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 58.963808] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 58.974837] r9:c5a47f60 r8:c50f9cc0 r7:00000010 r6:b6e49000 r5:c6a95a40 r4:c0c54754 # [ 58.985713] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 58.996656] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6e49000 r5:c6a95a40 r4:00000000 # [ 59.007526] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 59.017783] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5a46000 r5:c6a95a40 # [ 59.028730] r4:c6a95a40 # [ 59.034394] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 59.044653] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000010 r4:00000010 # [ 59.055524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 59.066211] Exception stack(0xc5a47fa8 to 0xc5a47ff0) # [ 59.074390] 7fa0: 00000010 00000010 00000001 b6e49000 00000010 00000000 # [ 59.085693] 7fc0: 00000010 00000010 <6>[ 59.489303] lkdtm: Performing direct entry EXCEPTION b6f90e00 00000004 00000001 000000<1>[ 59.497032] 8<--- cut here --- 00 00020000 beeffac4 # [ 59.09<1>[ 59.503095] Unable to handle kernel NULL pointer dereference at virtual address 00000000 6990] 7fe0: 00000004 beeff7f8 b6e<1>[ 59.514367] pgd = 74800007 fad8f b6e817e6 # [ 59.105231] <1>[ 59.520080] [00000000] *pgd=00000000 irq event stamp: 0 # [ 59.1113<0>[ 59.526803] Internal error: Oops: 805 [#2] SMP ARM 89] hardirqs last enabled at (0)<4>[ 59.534682] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 : [<00000000>] 0x0 < 4#> [[ 9.566650] CPU: 2 PID: 851 Comm: cat Tainted: G D W 5.10.180-cip34 #1 59.120050] [r d i r5q9s. 5l76731] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) st disabled at (0): [0 59.585350] PC is at lkdtm_EXCEPTION+0x18/0x20 >] copy_proces0[x 5 f 85/90.592561] LR is at lkdtm_do_action+0x2c/0x4c 1944 # [ 5<94.>1[3 0 6 8599]. 99259] pc : [] lr : [] psr: a00e0013 softirqs a[s t 5e9n.a6b0l7692] sp : c5a47e58 ip : c5a47e68 fp : c5a47e64 d at (0):< 4[><[c 0 3 5539d.9601>912] r10: 0000000a r9 : c1ad0fd0 r8 : c15e8cf8 ] copy_pc[e s s +509x.56f282132] r7 : c5a47f60 r6 : 0000000a r5 : c5dcb000 r4 : 00000004 0x1944 # <[4> [ 5 95.91.46133654] r3 : 00000000 r2 : bd8c8dc5 r1 : ef7ab5e0 r0 : c15e8d18 21] softirqs lt[ d i s5a9.b39179] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none led at (0): [<<040>0[0 0 0 0509>.648482] Control: 10c5387d Table: 1681c04a DAC: 00000051 0x0 # [ 5<90.>1[4 9 9 9579]. 56485] Process cat (pid: 851, stack limit = 0xf9cf8bb1) ---[ end tre[ e a5c94.06c64311] Stack: (0xc5a47e58 to 0xc5a48000) a3846b78d ]--- #< 0W>A[R N I N5G.670752] 7e40: c5a47e74 c5a47e68 _MESSAGE: saw 'ms[a g e 5t9.681272] 7e60: c0c54374 c0c549a4 c5a47e9c c5a47e78 c0c54874 c0c54354 c0c54754 c59a5540 igger': ok o4[ s e l5f9t.e91790] 7e80: b6ea3000 0000000a c50f9cc0 c5a47f60 c5a47ec4 c5a47ea0 c07e03d4 c0c54760 sts: lkdtm: WARNN[G _ M E5S9S702135] 7ea0: 00000000 c59a5540 b6ea3000 c2815800 c5a47f60 c07e0370 c5a47f5c c5a47ec8 AGE.sh # selftests:< 0l>k[d t m9.712570] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5a46000 : EXCEPTION.sh <0>[ 59.723173] 7ee0: b6ea3000 00020000 00000004 0000000a 0001fff6 c5a47ee0 00000001 b6ea2000 <0>[ 59.732996] 7f00: c5aa32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 59.741445] 7f20: 00000000 00000000 c13d0e00 bd8c8dc5 c205e6e0 c59a5540 c59a5540 c5a46000 <0>[ 59.749894] 7f40: b6ea3000 00000000 00000000 00000004 c5a47f94 c5a47f60 c059b1ec c059ab40 <0>[ 59.758341] 7f60: 00000000 00000000 c5a47fac bd8c8dc5 0000000a 0000000a b6feae00 00000004 <0>[ 59.766788] 7f80: c03002e4 c5a46000 c5a47fa4 c5a47f98 c059b27c c059b184 00000000 c5a47fa8 <0>[ 59.775235] 7fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6ea3000 0000000a 00000000 <0>[ 59.783681] 7fc0: 0000000a 0000000a b6feae00 00000004 00000001 00000000 00020000 beedcac4 <0>[ 59.792128] 7fe0: 00000004 beedc7f8 b6f54d8f b6edb7e6 800e0030 00000001 00000000 00000000 <0>[ 59.800569] Backtrace: <0>[ 59.803295] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 59.811658] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 59.819938] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 59.828127] r9:c5a47f60 r8:c50f9cc0 r7:0000000a r6:b6ea3000 r5:c59a5540 r4:c0c54754 <0>[ 59.836146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 59.844244] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6ea3000 r5:c59a5540 r4:00000000 <0>[ 59.852258] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 59.859665] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c5a46000 r5:c59a5540 <0>[ 59.867760] r4:c59a5540 <0>[ 59.870564] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 59.877967] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000000a r4:0000000a <0>[ 59.885982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 59.893818] Exception stack(0xc5a47fa8 to 0xc5a47ff0) <0>[ 59.899142] 7fa0: 0000000a 0000000a 00000001 b6ea3000 0000000a 00000000 <0>[ 59.907590] 7fc0: 0000000a 0000000a b6feae00 00000004 00000001 00000000 00020000 beedcac4 <0>[ 59.916035] 7fe0: 00000004 beedc7f8 b6f54d8f b6edb7e6 <0>[ 59.921355] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 59.927782] ---[ end trace eac40caa3846b78e ]--- # Segmentation fault # [ 59.489303] lkdtm: Performing direct entry EXCEPTION # [ 59.497032] 8<--- cut here --- # [ 59.503095] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 59.514367] pgd = 74800007 # [ 59.520080] [00000000] *pgd=00000000 # [ 59.526803] Internal error: Oops: 805 [#2] SMP ARM # [ 59.534682] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 59.566650] CPU: 2 PID: 851 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 59.576731] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 59.585350] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 59.592561] LR is at lkdtm_do_action+0x2c/0x4c # [ 59.599259] pc : [] lr : [] psr: a00e0013 # [ 59.607692] sp : c5a47e58 ip : c5a47e68 fp : c5a47e64 # [ 59.614912] r10: 0000000a r9 : c1ad0fd0 r8 : c15e8cf8 # [ 59.622132] r7 : c5a47f60 r6 : 0000000a r5 : c5dcb000 r4 : 00000004 # [ 59.630654] r3 : 00000000 r2 : bd8c8dc5 r1 : ef7ab5e0 r0 : c15e8d18 # [ 59.639179] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 59.648482] Control: 10c5387d Table: 1681c04a DAC: 00000051 # [ 59.656485] Process cat (pid: 851, stack limit = 0xf9cf8bb1) # [ 59.664311] Stack: (0xc5a47e58 to 0xc5a48000) # [ 59.670752] 7e40: c5a47e74 c5a47e68 # [ 59.681272] 7e60: c0c54374 c0c549a4 c5a47e9c c5a47e78 c0c54874 c0c54354 c0c54754 c59a5540 # [ 59.691790] 7e80: b6ea3000 0000000a c50f9cc0 c5a47f60 c5a47ec4 c5a47ea0 c07e03d4 c0c54760 # [ 59.702135] 7ea0: 00000000 c59a5540 b6ea3000 c2815800 c5a47f60 c07e0370 c5a47f5c c5a47ec8 # [ 59.712570] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5a46000 # [ 59.723173] 7ee0: b6ea3000 00020000 00000004 0000000a 0001fff6 c5a47ee0 00000001 b6ea2000 # [ 59.732996] 7f00: c5aa32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 59.741445] 7f20: 00000000 00000000 c13d0e00 bd8c8dc5 c205e6e0 c59a5540 c59a5540 c5a46000 # [ 59.749894] 7f40: b6ea3000 00000000 00000000 00000004 c5a47f94 c5a47f60 c059b1ec c059ab40 # [ 59.758341] 7f60: 00000000 00000000 c5a47fac bd8c8dc5 0000000a 0000000a b6feae00 00000004 # [ 59.766788] 7f80: c03002e4 c5a46000 c5a47fa4 c5a47f98 c059b27c c059b184 00000000 c5a47fa8 # [ 59.775235] 7fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6ea3000 0000000a 00000000 # [ 59.783681] 7fc0: 0000000a 0000000a b6feae00 00000004 00000001 00000000 00020000 beedcac4 # [ 59.792128] 7fe0: 00000004 beedc7f8 b6f54d8f b6edb7e6 800e0030 00000001 00000000 00000000 # [ 59.800569] Backtrace: # [ 59.803295] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 59.811658] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 59.819938] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 59.828127] r9:c5a47f60 r8:c50f9cc0 r7:0000000a r6:b6ea3000 r5:c59a5540 r4:c0c54754 # [ 59.836146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 59.844244] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6ea3000 r5:c59a5540 r4:00000000 # [ 59.852258] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 59.859665] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c5a46000 r5:c59a5540 # [ 59.867760] r4:c59a5540 # [ 59.870564] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 59.877967] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000000a r4:0000000a # [ 59.885982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 59.893818] Exception stack(0xc5a47fa8 to 0xc5a47ff0) # [ 59.899142] 7fa0: 0000000a 0000000a 00000001 b6ea3000 0000000a 00000000 # [ 59.907590] 7fc0: 0000000a 0000000a b6feae00 00000004 00000001 00000000 00020000 beedcac4 # [ 59.916035] 7fe0: 00000004 beedc7f8 b6f54d8f b6edb7e6 # [ 59.921355] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 59.927782] ---[ end trace eac40caa3846b78e ]--- # 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 <6>[ 61.096806] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 61.102804] lkdtm: attempting good list addition <6>[ 61.107725] lkdtm: attempting corrupted list addition <3>[ 61.113119] lkdtm: list_add() corruption not detected! # [ 61.096806] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 61.102804] lkdtm: attempting good list addition # [ 61.107725] lkdtm: attempting corrupted list addition # [ 61.113119] 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 <6>[ 61.456053] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 61.461968] lkdtm: attempting good list removal <6>[ 61.466774] lkdtm: attempting corrupted list removal <3>[ 61.472069] lkdtm: list_del() corruption not detected! # [ 61.456053] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 61.461968] lkdtm: attempting good list removal # [ 61.466774] lkdtm: attempting corrupted list removal # [ 61.472069] 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 <6>[ 61.806174] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 61.812789] lkdtm: attempting bad read from page below current stack <3>[ 61.819419] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 61.806174] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 61.812789] lkdtm: attempting bad read from page below current stack # [ 61.819419] 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 <6>[ 62.149081] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 62.155786] lkdtm: attempting bad read from page above current stack <3>[ 62.162482] lkdtm: FAIL: accessed page after stack! (byte: 5a) # [ 62.149081] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 62.155786] lkdtm: attempting bad read from page above current stack # [ 62.162482] lkdtm: FAIL: accessed page after stack! (byte: 5a) # 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 <6>[ 62.507956] lkdtm: Performing direct entry UNSET_SMEP <3>[ 62.513443] lkdtm: XFAIL: this test is x86_64-only # [ 62.507956] lkdtm: Performing direct entry UNSET_SMEP # [ 62.513443] 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 <6>[ 62.854370] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 62.859877] lkdtm: XFAIL: this test is ia32-only # [ 62.854370] lkdtm: Performing direct entry DOUBLE_FAULT # [ 62.859877] 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 <6>[ 63.193711] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 63.199135] lkdtm: XFAIL: this test is arm64-only # [ 63.193711] lkdtm: Performing direct entry CORRUPT_PAC # [ 63.199135] 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 <6>[ 63.534330] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 63.541154] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 63.534330] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 63.541154] 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 <6>[ 64.264991] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 64.270817] lkdtm: Value in memory before free: 12345678 <6>[ 64.276435] lkdtm: Attempting bad read from freed memory <6>[ 64.282098] lkdtm: Memory was not poisoned # [ 64.264991] lkdtm: Performing direct entry READ_AFTER_FREE # [ 64.270817] lkdtm: Value in memory before free: 12345678 # [ 64.276435] lkdtm: Attempting bad read from freed memory # [ 64.282098] 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 <6>[ 64.806007] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 64.812454] lkdtm: Value in memory before free: 12345678 <6>[ 64.818073] lkdtm: Attempting to read from freed memory <6>[ 64.823654] lkdtm: Buddy page was not poisoned # [ 64.806007] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 64.812454] lkdtm: Value in memory before free: 12345678 # [ 64.818073] lkdtm: Attempting to read from freed memory # [ 64.823654] 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 <6>[ 65.159123] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 65.165208] lkdtm: Attempting double slab free ... # [ 65.159123] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 65.165208] 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 <6>[ 65.508954] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 65.514845] lkdtm: Attempting cross-cache slab free ... # [ 65.508954] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 65.514845] 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 <6>[ 65.858302] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 65.864055] lkdtm: Attempting non-Slab slab free ... # [ 65.858302] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 65.864055] 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 <6>[ 66.945036] lkdtm: Performing direct entry EXEC_DATA <6>[ 66.950284] lkdtm: attempting ok execution at c0c550e4 <6>[ 66.955897] lkdtm: attempting bad execution at c26f892c <1>[ 66.961492] 8<--- cut here --- <1>[ 66.964820] Unable to handle kernel paging request at virtual address c26f892c <1>[ 66.972321] pgd = 14bd5ded <1>[ 66.975310] [c26f892c] *pgd=1261141e(bad) <0>[ 66.979639] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 66.985148] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 67.014700] CPU: 0 PID: 1694 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 67.022727] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 67.029550] PC is at data_area+0x0/0x40 <4>[ 67.033679] LR is at execute_location+0xa4/0xb4 <4>[ 67.038495] pc : [] lr : [] psr: 600e0013 <4>[ 67.045044] sp : c6f07e38 ip : c6f07d40 fp : c6f07e54 <4>[ 67.050550] r10: 0000000a r9 : c1ad11b4 r8 : c15e8cf8 <4>[ 67.056057] r7 : c6f07f60 r6 : 00000001 r5 : c26f892c r4 : c0c550e4 <4>[ 67.062868] r3 : 186124ef r2 : 186124ef r1 : ef7815e0 r0 : 0000002b <4>[ 67.069681] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 67.077102] Control: 10c5387d Table: 16df004a DAC: 00000051 <0>[ 67.083132] Process cat (pid: 1694, stack limit = 0x08100495) <0>[ 67.089162] Stack: (0xc6f07e38 to 0xc6f08000) <0>[ 67.093808] 7e20: 0000001f c46a4000 <0>[ 67.102278] 7e40: 0000000a c6f07f60 c6f07e64 c6f07e58 c13bba7c c13bb878 c6f07e74 c6f07e68 <0>[ 67.110750] 7e60: c0c54374 c13bba64 c6f07e9c c6f07e78 c0c54874 c0c54354 c0c54754 c6aa43c0 <0>[ 67.119221] 7e80: b6dc9000 0000000a c50f9cc0 c6f07f60 c6f07ec4 c6f07ea0 c07e03d4 c0c54760 <0>[ 67.127690] 7ea0: 00000000 c6aa43c0 b6dc9000 c2815800 c6f07f60 c07e0370 c6f07f5c c6f07ec8 <0>[ 67.136161] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f06000 <0>[ 67.144629] 7ee0: b6dc9000 00020000 00000004 0000000a 0001fff6 c6f07ee0 00000001 b6dc8000 <0>[ 67.153095] 7f00: c5b2be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 67.161566] 7f20: 00000000 00000000 c13d0e00 186124ef c205e6e0 c6aa43c0 c6aa43c0 c6f06000 <0>[ 67.170035] 7f40: b6dc9000 00000000 00000000 00000004 c6f07f94 c6f07f60 c059b1ec c059ab40 <0>[ 67.178505] 7f60: 00000000 00000000 c6f07fac 186124ef 0000000a 0000000a b6f10e00 00000004 <0>[ 67.186974] 7f80: c03002e4 c6f06000 c6f07fa4 c6f07f98 c059b27c c059b184 00000000 c6f07fa8 <0>[ 67.195442] 7fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6dc9000 0000000a 00000000 <0>[ 67.203911] 7fc0: 0000000a 0000000a b6f10e00 00000004 00000001 00000000 00020000 bea31ac4 <0>[ 67.212379] 7fe0: 00000004 bea317f8 b6e7ad8f b6e017e6 800e0030 00000001 00000000 00000000 <0>[ 67.220834] Backtrace: <0>[ 67.223591] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 67.232060] r7:c6f07f60 r6:0000000a r5:c46a4000 r4:0000001f <0>[ 67.238020] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 67.246405] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 67.254713] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 67.262924] r9:c6f07f60 r8:c50f9cc0 r7:0000000a r6:b6dc9000 r5:c6aa43c0 r4:c0c54754 <0>[ 67.270972] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 67.279093] r9:c07e0370 r8:c6f07f60 r7:c2815800 r6:b6dc9000 r5:c6aa43c0 r4:00000000 <0>[ 67.287130] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 67.294561] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c6f06000 r5:c6aa43c0 <0>[ 67.302675] r4:c6aa43c0 <0>[ 67.305507] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 67.312934] r9:c6f06000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:0000000a r4:0000000a <0>[ 67.320978] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 67.328830] Exception stack(0xc6f07fa8 to 0xc6f07ff0) <0>[ 67.334173] 7fa0: 0000000a 0000000a 00000001 b6dc9000 0000000a 00000000 <0>[ 67.342643] 7fc0: 0000000a 0000000a b6f10e00 00000004 00000001 00000000 00020000 bea31ac4 <0>[ 67.351108] 7fe0: 00000004 bea317f8 b6e7ad8f b6e017e6 <0>[ 67.356452] Code: 00000000 c2dcb9c0 c2dcba80 c2dcbb40 (e1a0c00d) <4>[ 67.362844] ---[ end trace eac40caa3846b78f ]--- # Segmentation fault # [ 66.945036] lkdtm: Performing direct entry EXEC_DATA # [ 66.950284] lkdtm: attempting ok execution at c0c550e4 # [ 66.955897] lkdtm: attempting bad execution at c26f892c # [ 66.961492] 8<--- cut here --- # [ 66.964820] Unable to handle kernel paging request at virtual address c26f892c # [ 66.972321] pgd = 14bd5ded # [ 66.975310] [c26f892c] *pgd=1261141e(bad) # [ 66.979639] Internal error: Oops: 8000000d [#3] SMP ARM # [ 66.985148] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 67.014700] CPU: 0 PID: 1694 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 67.022727] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.029550] PC is at data_area+0x0/0x40 # [ 67.033679] LR is at execute_location+0xa4/0xb4 # [ 67.038495] pc : [] lr : [] psr: 600e0013 # [ 67.045044] sp : c6f07e38 ip : c6f07d40 fp : c6f07e54 # [ 67.050550] r10: 0000000a r9 : c1ad11b4 r8 : c15e8cf8 # [ 67.056057] r7 : c6f07f60 r6 : 00000001 r5 : c26f892c r4 : c0c550e4 # [ 67.062868] r3 : 186124ef r2 : 186124ef r1 : ef7815e0 r0 : 0000002b # [ 67.069681] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 67.077102] Control: 10c5387d Table: 16df004a DAC: 00000051 # [ 67.083132] Process cat (pid: 1694, stack limit = 0x08100495) # [ 67.089162] Stack: (0xc6f07e38 to 0xc6f08000) # [ 67.093808] 7e20: 0000001f c46a4000 # [ 67.102278] 7e40: 0000000a c6f07f60 c6f07e64 c6f07e58 c13bba7c c13bb878 c6f07e74 c6f07e68 # [ 67.110750] 7e60: c0c54374 c13bba64 c6f07e9c c6f07e78 c0c54874 c0c54354 c0c54754 c6aa43c0 # [ 67.119221] 7e80: b6dc9000 0000000a c50f9cc0 c6f07f60 c6f07ec4 c6f07ea0 c07e03d4 c0c54760 # [ 67.127690] 7ea0: 00000000 c6aa43c0 b6dc9000 c2815800 c6f07f60 c07e0370 c6f07f5c c6f07ec8 # [ 67.136161] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f06000 # [ 67.144629] 7ee0: b6dc9000 00020000 00000004 0000000a 0001fff6 c6f07ee0 00000001 b6dc8000 # [ 67.153095] 7f00: c5b2be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 67.161566] 7f20: 00000000 00000000 c13d0e00 186124ef c205e6e0 c6aa43c0 c6aa43c0 c6f06000 # [ 67.170035] 7f40: b6dc9000 00000000 00000000 00000004 c6f07f94 c6f07f60 c059b1ec c059ab40 # [ 67.178505] 7f60: 00000000 00000000 c6f07fac 186124ef 0000000a 0000000a b6f10e00 00000004 # [ 67.186974] 7f80: c03002e4 c6f06000 c6f07fa4 c6f07f98 c059b27c c059b184 00000000 c6f07fa8 # [ 67.195442] 7fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6dc9000 0000000a 00000000 # [ 67.203911] 7fc0: 0000000a 0000000a b6f10e00 00000004 00000001 00000000 00020000 bea31ac4 # [ 67.212379] 7fe0: 00000004 bea317f8 b6e7ad8f b6e017e6 800e0030 00000001 00000000 00000000 # [ 67.220834] Backtrace: # [ 67.223591] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 67.232060] r7:c6f07f60 r6:0000000a r5:c46a4000 r4:0000001f # [ 67.238020] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.246405] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.254713] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.262924] r9:c6f07f60 r8:c50f9cc0 r7:0000000a r6:b6dc9000 r5:c6aa43c0 r4:c0c54754 # [ 67.270972] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 67.279093] r9:c07e0370 r8:c6f07f60 r7:c2815800 r6:b6dc9000 r5:c6aa43c0 r4:00000000 # [ 67.287130] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 67.294561] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c6f06000 r5:c6aa43c0 # [ 67.302675] r4:c6aa43c0 # [ 67.305507] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 67.312934] r9:c6f06000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:0000000a r4:0000000a # [ 67.320978] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.32883<6>[ 67.849181] lkdtm: Performing direct entry EXEC_STACK 0] Exception stack(0xc6f07fa8 to <6>[ 67.855463] lkdtm: attempting ok execution at c0c550e4 0xc6f07ff0) # [ 67.334173] 7fa<6>[ 67.863772] lkdtm: attempting bad execution at c4783e0c 0: 0000000a 000<1>[ 67.872071] 8<--- cut here --- 0000a 000<010>0[0 1 b667d.c8970187] Unable to handle kernel paging request at virtual address c4783e0c 00 0000000a 0<010>0[ 0 0 0607 . 887407] pgd = 6a62fd85 [ 67.342643] 7fc0: 0000<010>0[ 67.892280] [c4783e0c] *pgd=1461141e(bad) 0000000a b6f10e00 <000>0[0 0 0 07.899071] Internal error: Oops: 8000000d [#4] SMP ARM 4 00000001 00000000 00020000 bea3<4>[ 67.906721] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 1ac4 # [ 67.3511<048>][ 7 f e7.938685] CPU: 2 PID: 1770 Comm: cat Tainted: G D W 5.10.180-cip34 #1 0: 0000000<44 >b[e a 3 1677f.89 48852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6e7ad8f b6e017e6<4 > [# [ 6 7 957464] PC is at 0xc4783e0c 67.356452] Code: 0000<040>0[ 0 67.962865] LR is at execute_location+0xa4/0xb4 2dcb9c0 c2da[8 0 c627d.c9b9904] pc : [] lr : [] psr: 600e0013 b40 (e1a00[d ) 6 7#. 9[7 252] sp : c4783de8 ip : c4783cf0 fp : c4783e04 67.362<844>4[] - -6-7[. 98e5n71] r10: 0000000b r9 : c1ad11c0 r8 : c15e8cf8 d trace e4[0 c a a6378.4969b604] r7 : c4783f60 r6 : 00000001 r5 : c4783e0c r4 : c0c550e4 78f ]--<-4 >[ # E6X8E.C0_0D1A126] r3 : 81901c84 r2 : 81901c84 r1 : ef7ab5e0 r0 : 0000002b A: missing 'calt[r a c 6e8:.009566] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none : [FAIL] < 4n>o[t o k6 83.00 1s953] Control: 10c5387d Table: 16a5c04a DAC: 00000051 elftests: d[t m : 6E8X.E0C26694] Process cat (pid: 1770, stack limit = 0xd28ddee7) DATA.sh # et[= 1 68#. 0s34522] Stack: (0xc4783de8 to 0xc4784000) lftests: lkdtm: EX_[S T A C68.040966] 3de0: c4782000 c5b3e000 0000000b c4783f60 c4783e64 c4783e08 .sh <0>[ 68.051571] 3e00: c13bbab8 c13bb878 c4783e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 68.060441] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 <0>[ 68.068886] 3e40: e3a02040 e3a01d33 e5930018 81901c84 0000000b 00000020 c4783e74 c4783e68 <0>[ 68.077331] 3e60: c0c54374 c13bba8c c4783e9c c4783e78 c0c54874 c0c54354 c0c54754 c5b2b400 <0>[ 68.085777] 3e80: b6e13000 0000000b c50f9cc0 c4783f60 c4783ec4 c4783ea0 c07e03d4 c0c54760 <0>[ 68.094222] 3ea0: 00000000 c5b2b400 b6e13000 c2815800 c4783f60 c07e0370 c4783f5c c4783ec8 <0>[ 68.102668] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c4782000 <0>[ 68.111114] 3ee0: b6e13000 00020000 00000004 0000000b 0001fff5 c4783ee0 00000001 b6e12000 <0>[ 68.119559] 3f00: c5ae9a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 68.128006] 3f20: 00000000 00000000 c13d0e00 81901c84 c205e6e0 c5b2b400 c5b2b400 c4782000 <0>[ 68.136451] 3f40: b6e13000 00000000 00000000 00000004 c4783f94 c4783f60 c059b1ec c059ab40 <0>[ 68.144896] 3f60: 00000000 00000000 c4783fac 81901c84 0000000b 0000000b b6f5ae00 00000004 <0>[ 68.153342] 3f80: c03002e4 c4782000 c4783fa4 c4783f98 c059b27c c059b184 00000000 c4783fa8 <0>[ 68.161788] 3fa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6e13000 0000000b 00000000 <0>[ 68.170233] 3fc0: 0000000b 0000000b b6f5ae00 00000004 00000001 00000000 00020000 becd1ac4 <0>[ 68.178680] 3fe0: 00000004 becd17f8 b6ec4d8f b6e4b7e6 800e0030 00000001 00000000 00000000 <0>[ 68.187120] Backtrace: <0>[ 68.189846] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 68.198380] r7:c4783f60 r6:0000000b r5:c5b3e000 r4:c4782000 <0>[ 68.204314] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 68.212757] r4:00000020 <0>[ 68.215560] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 68.223840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 68.232025] r9:c4783f60 r8:c50f9cc0 r7:0000000b r6:b6e13000 r5:c5b2b400 r4:c0c54754 <0>[ 68.240044] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 68.248143] r9:c07e0370 r8:c4783f60 r7:c2815800 r6:b6e13000 r5:c5b2b400 r4:00000000 <0>[ 68.256154] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 68.263558] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c4782000 r5:c5b2b400 <0>[ 68.271652] r4:c5b2b400 <0>[ 68.274456] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 68.281859] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:0000000b r4:0000000b <0>[ 68.289876] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 68.297712] Exception stack(0xc4783fa8 to 0xc4783ff0) <0>[ 68.303033] 3fa0: 0000000b 0000000b 00000001 b6e13000 0000000b 00000000 <0>[ 68.311481] 3fc0: 0000000b 0000000b b6f5ae00 00000004 00000001 00000000 00020000 becd1ac4 <0>[ 68.319925] 3fe0: 00000004 becd17f8 b6ec4d8f b6e4b7e6 <0>[ 68.325248] Code: c4783e08 c13bbab8 c13bb878 c4783e6c (e1a0c00d) <4>[ 68.331613] ---[ end trace eac40caa3846b790 ]--- # Segmentation fault # [ 67.849181] lkdtm: Performing direct entry EXEC_STACK # [ 67.855463] lkdtm: attempting ok execution at c0c550e4 # [ 67.863772] lkdtm: attempting bad execution at c4783e0c # [ 67.872071] 8<--- cut here --- # [ 67.878187] Unable to handle kernel paging request at virtual address c4783e0c # [ 67.887407] pgd = 6a62fd85 # [ 67.892280] [c4783e0c] *pgd=1461141e(bad) # [ 67.899071] Internal error: Oops: 8000000d [#4] SMP ARM # [ 67.906721] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 67.938685] CPU: 2 PID: 1770 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 67.948852] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.957464] PC is at 0xc4783e0c # [ 67.962865] LR is at execute_location+0xa4/0xb4 # [ 67.969904] pc : [] lr : [] psr: 600e0013 # [ 67.978252] sp : c4783de8 ip : c4783cf0 fp : c4783e04 # [ 67.985471] r10: 0000000b r9 : c1ad11c0 r8 : c15e8cf8 # [ 67.992604] r7 : c4783f60 r6 : 00000001 r5 : c4783e0c r4 : c0c550e4 # [ 68.001126] r3 : 81901c84 r2 : 81901c84 r1 : ef7ab5e0 r0 : 0000002b # [ 68.009566] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 68.018953] Control: 10c5387d Table: 16a5c04a DAC: 00000051 # [ 68.026694] Process cat (pid: 1770, stack limit = 0xd28ddee7) # [ 68.034522] Stack: (0xc4783de8 to 0xc4784000) # [ 68.040966] 3de0: c4782000 c5b3e000 0000000b c4783f60 c4783e64 c4783e08 # [ 68.051571] 3e00: c13bbab8 c13bb878 c4783e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 68.060441] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 # [ 68.068886] 3e40: e3a02040 e3a01d33 e5930018 81901c84 0000000b 00000020 c4783e74 c4783e68 # [ 68.077331] 3e60: c0c54374 c13bba8c c4783e9c c4783e78 c0c54874 c0c54354 c0c54754 c5b2b400 # [ 68.085777] 3e80: b6e13000 0000000b c50f9cc0 c4783f60 c4783ec4 c4783ea0 c07e03d4 c0c54760 # [ 68.094222] 3ea0: 00000000 c5b2b400 b6e13000 c2815800 c4783f60 c07e0370 c4783f5c c4783ec8 # [ 68.102668] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c4782000 # [ 68.111114] 3ee0: b6e13000 00020000 00000004 0000000b 0001fff5 c4783ee0 00000001 b6e12000 # [ 68.119559] 3f00: c5ae9a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 68.128006] 3f20: 00000000 00000000 c13d0e00 81901c84 c205e6e0 c5b2b400 c5b2b400 c4782000 # [ 68.136451] 3f40: b6e13000 00000000 00000000 00000004 c4783f94 c4783f60 c059b1ec c059ab40 # [ 68.144896] 3f60: 00000000 00000000 c4783fac 81901c84 0000000b 0000000b b6f5ae00 00000004 # [ 68.153342] 3f80: c03002e4 c4782000 c4783fa4 c4783f98 c059b27c c059b184 00000000 c4783fa8 # [ 68.161788] 3fa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6e13000 0000000b 00000000 # [ 68.170233] 3fc0: 0000000b 0000000b b6f5ae00 00000004 00000001 00000000 00020000 becd1ac4 # [ 68.178680] 3fe0: 00000004 becd17f8 b6ec4d8f b6e4b7e6 800e0030 00000001 00000000 00000000 # [ 68.187120] Backtrace: # [ 68.189846] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 68.198380] r7:c4783f60 r6:0000000b r5:c5b3e000 r4:c4782000 # [ 68.204314] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 68.212757] r4:00000020 # [ 68.215560] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 68.223840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 68.232025] r9:c4783f60 r8:c50f9cc0 r7:0000000b r6:b6e13000 r5:c5b2b400 r4:c0c54754 # [ 68.240044] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 68.248143] r9:c07e0370 r8:c4783f60 r7:c2815800 r6:b6e13000 r5:c5b2b400 r4:00000000 # [ 68.256154] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 68.263558] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c4782000 r5:c5b2b400 # [ 68.271652] r4:c5b2b400 # [ 68.274456] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 68.281859] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:0000000b r4:0000000b # [ 68.289876] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 68.297712] Exception stack(0xc4783fa8 to 0xc4783ff0) # [ 68.303033] 3fa0: 0000000b 0000000b 00000001 b6e13000 0000000b 00000000 # [ 68.311481] 3fc0: 0000000b 0000000b b6f5ae00 00000004 00000001 00000000 00<6>[ 68.839701] lkdtm: Performing direct entry EXEC_KMALLOC 020000 becd1ac4 # [ 68.319925]<6>[ 68.847264] lkdtm: attempting ok execution at c0c550e4 3fe0: 00000004 becd17f8 b6ec4d8f<6>[ 68.855516] lkdtm: attempting bad execution at c5aad8c0 b6e4b7e6 # [ 68.325248] Code:<1>[ 68.863847] 8<--- cut here --- c4783e08 c1<31b>b[a b 8 6 8c.1839963] Unable to handle kernel paging request at virtual address c5aad8c0 bb878 c4783e6c <(1e>1[a 0 c 0608d879271] pgd = b0d2535f ) # [ 68.331613] ---[ en[ 68.884234] [c5aad8c0] *pgd=15a1141e(bad) race eac40caa3846b79<00 >][- - - 68.891115] Internal error: Oops: 8000000d [#5] SMP ARM # EXEC_STACK: missing 'call trac<4>[ 68.898853] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 e:': [FAIL] not ok 31 set[e 68.930821] CPU: 3 PID: 1849 Comm: cat Tainted: G D W 5.10.180-cip34 #1 sts: lkdtm: EX_[S T A C6K8..941246] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) h # exit=1 # selftes:[ l k68.950033] PC is at 0xc5aad8c0 dtm: EXEC_KMALLOC.sh <4>[ 68.955696] LR is at execute_location+0xa4/0xb4 <4>[ 68.962387] pc : [] lr : [] psr: 600e0013 <4>[ 68.968922] sp : c47cbe30 ip : c47cbd38 fp : c47cbe4c <4>[ 68.974416] r10: 0000000d r9 : c1ad11cc r8 : c15e8cf8 <4>[ 68.979910] r7 : c47cbf60 r6 : 00000001 r5 : c5aad8c0 r4 : c0c550e4 <4>[ 68.986707] r3 : d56ca3cd r2 : d56ca3cd r1 : ef7c05e0 r0 : 0000002b <4>[ 68.993504] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 69.000909] Control: 10c5387d Table: 168e004a DAC: 00000051 <0>[ 69.006924] Process cat (pid: 1849, stack limit = 0x80c966f6) <0>[ 69.012939] Stack: (0xc47cbe30 to 0xc47cc000) <0>[ 69.017572] be20: c5aad8c0 c6c4b000 0000000d c47cbf60 <0>[ 69.026022] be40: c47cbe64 c47cbe50 c0c55134 c13bb878 00000021 c6c4b000 c47cbe74 c47cbe68 <0>[ 69.034472] be60: c0c54374 c0c55108 c47cbe9c c47cbe78 c0c54874 c0c54354 c0c54754 c5aa2500 <0>[ 69.042924] be80: b6db6000 0000000d c50f9cc0 c47cbf60 c47cbec4 c47cbea0 c07e03d4 c0c54760 <0>[ 69.051374] bea0: 00000000 c5aa2500 b6db6000 c2815800 c47cbf60 c07e0370 c47cbf5c c47cbec8 <0>[ 69.059823] bec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c47ca000 <0>[ 69.068273] bee0: b6db6000 00020000 00000004 0000000d 0001fff3 c47cbee0 00000001 b6db5000 <0>[ 69.076722] bf00: c5b2a3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 69.085173] bf20: 00000000 00000000 c13d0e00 d56ca3cd c205e6e0 c5aa2500 c5aa2500 c47ca000 <0>[ 69.093624] bf40: b6db6000 00000000 00000000 00000004 c47cbf94 c47cbf60 c059b1ec c059ab40 <0>[ 69.102073] bf60: 00000000 00000000 c47cbfac d56ca3cd 0000000d 0000000d b6efde00 00000004 <0>[ 69.110523] bf80: c03002e4 c47ca000 c47cbfa4 c47cbf98 c059b27c c059b184 00000000 c47cbfa8 <0>[ 69.118973] bfa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6db6000 0000000d 00000000 <0>[ 69.127424] bfc0: 0000000d 0000000d b6efde00 00000004 00000001 00000000 00020000 bef63ac4 <0>[ 69.135872] bfe0: 00000004 bef637f8 b6e67d8f b6dee7e6 800e0030 00000001 00000000 00000000 <0>[ 69.144315] Backtrace: <0>[ 69.147049] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 69.155762] r7:c47cbf60 r6:0000000d r5:c6c4b000 r4:c5aad8c0 <0>[ 69.161697] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 69.170318] r5:c6c4b000 r4:00000021 <0>[ 69.174167] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 69.182450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 69.190640] r9:c47cbf60 r8:c50f9cc0 r7:0000000d r6:b6db6000 r5:c5aa2500 r4:c0c54754 <0>[ 69.198663] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 69.206765] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6db6000 r5:c5aa2500 r4:00000000 <0>[ 69.214781] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 69.222188] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c47ca000 r5:c5aa2500 <0>[ 69.230285] r4:c5aa2500 <0>[ 69.233093] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 69.240499] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000d r4:0000000d <0>[ 69.248518] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 69.256357] Exception stack(0xc47cbfa8 to 0xc47cbff0) <0>[ 69.261680] bfa0: 0000000d 0000000d 00000001 b6db6000 0000000d 00000000 <0>[ 69.270129] bfc0: 0000000d 0000000d b6efde00 00000004 00000001 00000000 00020000 bef63ac4 <0>[ 69.278575] bfe0: 00000004 bef637f8 b6e67d8f b6dee7e6 <0>[ 69.283899] Code: efe9ab80 efe8ae00 efe9aba0 efea2ac0 (e1a0c00d) <4>[ 69.290270] ---[ end trace eac40caa3846b791 ]--- # Segmentation fault # [ 68.839701] lkdtm: Performing direct entry EXEC_KMALLOC # [ 68.847264] lkdtm: attempting ok execution at c0c550e4 # [ 68.855516] lkdtm: attempting bad execution at c5aad8c0 # [ 68.863847] 8<--- cut here --- # [ 68.869963] Unable to handle kernel paging request at virtual address c5aad8c0 # [ 68.879271] pgd = b0d2535f # [ 68.884234] [c5aad8c0] *pgd=15a1141e(bad) # [ 68.891115] Internal error: Oops: 8000000d [#5] SMP ARM # [ 68.898853] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 68.930821] CPU: 3 PID: 1849 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 68.941246] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 68.950033] PC is at 0xc5aad8c0 # [ 68.955696] LR is at execute_location+0xa4/0xb4 # [ 68.962387] pc : [] lr : [] psr: 600e0013 # [ 68.968922] sp : c47cbe30 ip : c47cbd38 fp : c47cbe4c # [ 68.974416] r10: 0000000d r9 : c1ad11cc r8 : c15e8cf8 # [ 68.979910] r7 : c47cbf60 r6 : 00000001 r5 : c5aad8c0 r4 : c0c550e4 # [ 68.986707] r3 : d56ca3cd r2 : d56ca3cd r1 : ef7c05e0 r0 : 0000002b # [ 68.993504] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 69.000909] Control: 10c5387d Table: 168e004a DAC: 00000051 # [ 69.006924] Process cat (pid: 1849, stack limit = 0x80c966f6) # [ 69.012939] Stack: (0xc47cbe30 to 0xc47cc000) # [ 69.017572] be20: c5aad8c0 c6c4b000 0000000d c47cbf60 # [ 69.026022] be40: c47cbe64 c47cbe50 c0c55134 c13bb878 00000021 c6c4b000 c47cbe74 c47cbe68 # [ 69.034472] be60: c0c54374 c0c55108 c47cbe9c c47cbe78 c0c54874 c0c54354 c0c54754 c5aa2500 # [ 69.042924] be80: b6db6000 0000000d c50f9cc0 c47cbf60 c47cbec4 c47cbea0 c07e03d4 c0c54760 # [ 69.051374] bea0: 00000000 c5aa2500 b6db6000 c2815800 c47cbf60 c07e0370 c47cbf5c c47cbec8 # [ 69.059823] bec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c47ca000 # [ 69.068273] bee0: b6db6000 00020000 00000004 0000000d 0001fff3 c47cbee0 00000001 b6db5000 # [ 69.076722] bf00: c5b2a3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 69.085173] bf20: 00000000 00000000 c13d0e00 d56ca3cd c205e6e0 c5aa2500 c5aa2500 c47ca000 # [ 69.093624] bf40: b6db6000 00000000 00000000 00000004 c47cbf94 c47cbf60 c059b1ec c059ab40 # [ 69.102073] bf60: 00000000 00000000 c47cbfac d56ca3cd 0000000d 0000000d b6efde00 00000004 # [ 69.110523] bf80: c03002e4 c47ca000 c47cbfa4 c47cbf98 c059b27c c059b184 00000000 c47cbfa8 # [ 69.118973] bfa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6db6000 0000000d 00000000 # [ 69.127424] bfc0: 0000000d 0000000d b6efde00 00000004 00000001 00000000 00020000 bef63ac4 # [ 69.135872] bfe0: 00000004 bef637f8 b6e67d8f b6dee7e6 800e0030 00000001 00000000 00000000 # [ 69.144315] Backtrace: # [ 69.147049] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 69.155762] r7:c47cbf60 r6:0000000d r5:c6c4b000 r4:c5aad8c0 # [ 69.161697] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 69.170318] r5:c6c4b000 r4:00000021 # [ 69.174167] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 69.182450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 69.190640] r9:c47cbf60 r8:c50f9cc0 r7:0000000d r6:b6db6000 r5:c5aa2500 r4:c0c54754 # [ 69.198663] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 69.206765] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6db6000 r5:c5aa2500 r4:00000000 # [ 69.214781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 69.222188] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c47ca000 r5:c5aa2500 # [ 69.230285] r4:c5aa2500 # [ 69.233093] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 69.240499] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000d r4:0000000d # [ 69.248518] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 69.256<6>[ 69.792596] lkdtm: Performing direct entry EXEC_VMALLOC 357] Exception stack(0xc47cbfa8 t<6>[ 69.799501] lkdtm: attempting ok execution at c0c550e4 o 0xc47cbff0) # [ 69.261680] b<6>[ 69.807832] lkdtm: attempting bad execution at f0972000 fa0: 0000000d 0<1>[ 69.816206] 8<--- cut here --- 000000d 00000001 b6db6000 0000000<1>[ 69.823508] Unable to handle kernel paging request at virtual address f0972000 d 00000000 # [ 69.270129] bfc0<1>[ 69.832755] pgd = 5a8b83e5 : 0000000d 0000000d b6efde00 0000<1>[ 69.838578] [f0972000] *pgd=1294b811, *pte=492d265f, *ppte=492d245f 0004 00000001 00000000 00020000 b<0>[ 69.847991] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 69.856303] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 69.885598] CPU: 0 PID: 1926 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 69.893608] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 69.900407] PC is at 0xf0972000 <4>[ 69.903822] LR is at execute_location+0xa4/0xb4 <4>[ 69.908619] pc : [] lr : [] psr: 600e0013 <4>[ 69.915152] sp : c5c31e30 ip : c5c31d38 fp : c5c31e4c <4>[ 69.920643] r10: 0000000d r9 : c1ad11dc r8 : c15e8cf8 <4>[ 69.926133] r7 : c5c31f60 r6 : 00000001 r5 : f0972000 r4 : c0c550e4 <4>[ 69.932927] r3 : 4266942a r2 : 4266942a r1 : ef7815e0 r0 : 0000002b <4>[ 69.939722] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 69.947122] Control: 10c5387d Table: 1681404a DAC: 00000051 <0>[ 69.953136] Process cat (pid: 1926, stack limit = 0xe1b1b5ec) <0>[ 69.959148] Stack: (0xc5c31e30 to 0xc5c32000) <0>[ 69.963776] 1e20: f0972000 c5f60000 0000000d c5c31f60 <0>[ 69.972222] 1e40: c5c31e64 c5c31e50 c0c55168 c13bb878 00000022 c5f60000 c5c31e74 c5c31e68 <0>[ 69.980668] 1e60: c0c54374 c0c5514c c5c31e9c c5c31e78 c0c54874 c0c54354 c0c54754 c6aa4f00 <0>[ 69.989114] 1e80: b6e7d000 0000000d c50f9cc0 c5c31f60 c5c31ec4 c5c31ea0 c07e03d4 c0c54760 <0>[ 69.997560] 1ea0: 00000000 c6aa4f00 b6e7d000 c2815800 c5c31f60 c07e0370 c5c31f5c c5c31ec8 <0>[ 70.006005] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5c30000 <0>[ 70.014452] 1ee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c5c31ee0 00000001 b6e7c000 <0>[ 70.022897] 1f00: c5c56500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 70.031345] 1f20: 00000000 00000000 c13d0e00 4266942a c205e6e0 c6aa4f00 c6aa4f00 c5c30000 <0>[ 70.039791] 1f40: b6e7d000 00000000 00000000 00000004 c5c31f94 c5c31f60 c059b1ec c059ab40 <0>[ 70.048238] 1f60: 00000000 00000000 c5c31fac 4266942a 0000000d 0000000d b6fc4e00 00000004 <0>[ 70.056684] 1f80: c03002e4 c5c30000 c5c31fa4 c5c31f98 c059b27c c059b184 00000000 c5c31fa8 <0>[ 70.065131] 1fa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 <0>[ 70.073577] 1fc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb6ac4 <0>[ 70.082023] 1fe0: 00000004 becb67f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000 <0>[ 70.090463] Backtrace: <0>[ 70.093192] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 70.101898] r7:c5c31f60 r6:0000000d r5:c5f60000 r4:f0972000 <0>[ 70.107831] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 70.116447] r5:c5f60000 r4:00000022 <0>[ 70.120292] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 70.128572] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 70.136758] r9:c5c31f60 r8:c50f9cc0 r7:0000000d r6:b6e7d000 r5:c6aa4f00 r4:c0c54754 <0>[ 70.144776] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 70.152875] r9:c07e0370 r8:c5c31f60 r7:c2815800 r6:b6e7d000 r5:c6aa4f00 r4:00000000 <0>[ 70.160888] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 70.168291] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5c30000 r5:c6aa4f00 <0>[ 70.176384] r4:c6aa4f00 <0>[ 70.179187] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 70.186591] r9:c5c30000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000d r4:0000000d <0>[ 70.194606] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 70.202439] Exception stack(0xc5c31fa8 to 0xc5c31ff0) <0>[ 70.207759] 1fa0: 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 <0>[ 70.216205] 1fc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb6ac4 <0>[ 70.224647] 1fe0: 00000004 becb67f8 b6f2ed8f b6eb57e6 <0>[ 70.229971] Code: bad PC value ef63ac4 # [ 69.278575] bfe0: 0<4>[ 70.233359] ---[ end trace eac40caa3846b792 ]--- 0000004 bef637f8 b6e67d8f b6dee7e6 # [ 69.283899] Code: efe9ab80 efe8ae00 efe9aba0 efea2ac0 (e1a0c00d) # [ 69.290270] ---[ end trace eac40caa3846b791 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 69.792596] lkdtm: Performing direct entry EXEC_VMALLOC # [ 69.799501] lkdtm: attempting ok execution at c0c550e4 # [ 69.807832] lkdtm: attempting bad execution at f0972000 # [ 69.816206] 8<--- cut here --- # [ 69.823508] Unable to handle kernel paging request at virtual address f0972000 # [ 69.832755] pgd = 5a8b83e5 # [ 69.838578] [f0972000] *pgd=1294b811, *pte=492d265f, *ppte=492d245f # [ 69.847991] Internal error: Oops: 8000000f [#6] SMP ARM # [ 69.856303] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 69.885598] CPU: 0 PID: 1926 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 69.893608] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 69.900407] PC is at 0xf0972000 # [ 69.903822] LR is at execute_location+0xa4/0xb4 # [ 69.908619] pc : [] lr : [] psr: 600e0013 # [ 69.915152] sp : c5c31e30 ip : c5c31d38 fp : c5c31e4c # [ 69.920643] r10: 0000000d r9 : c1ad11dc r8 : c15e8cf8 # [ 69.926133] r7 : c5c31f60 r6 : 00000001 r5 : f0972000 r4 : c0c550e4 # [ 69.932927] r3 : 4266942a r2 : 4266942a r1 : ef7815e0 r0 : 0000002b # [ 69.939722] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 69.947122] Control: 10c5387d Table: 1681404a DAC: 00000051 # [ 69.953136] Process cat (pid: 1926, stack limit = 0xe1b1b5ec) # [ 69.959148] Stack: (0xc5c31e30 to 0xc5c32000) # [ 69.963776] 1e20: f0972000 c5f60000 0000000d c5c31f60 # [ 69.972222] 1e40: c5c31e64 c5c31e50 c0c55168 c13bb878 00000022 c5f60000 c5c31e74 c5c31e68 # [ 69.980668] 1e60: c0c54374 c0c5514c c5c31e9c c5c31e78 c0c54874 c0c54354 c0c54754 c6aa4f00 # [ 69.989114] 1e80: b6e7d000 0000000d c50f9cc0 c5c31f60 c5c31ec4 c5c31ea0 c07e03d4 c0c54760 # [ 69.997560] 1ea0: 00000000 c6aa4f00 b6e7d000 c2815800 c5c31f60 c07e0370 c5c31f5c c5c31ec8 # [ 70.006005] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5c30000 # [ 70.014452] 1ee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c5c31ee0 00000001 b6e7c000 # [ 70.022897] 1f00: c5c56500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 70.031345] 1f20: 00000000 00000000 c13d0e00 4266942a c205e6e0 c6aa4f00 c6aa4f00 c5c30000 # [ 70.039791] 1f40: b6e7d000 00000000 00000000 00000004 c5c31f94 c5c31f60 c059b1ec c059ab40 # [ 70.048238] 1f60: 00000000 00000000 c5c31fac 4266942a 0000000d 0000000d b6fc4e00 00000004 # [ 70.056684] 1f80: c03002e4 c5c30000 c5c31fa4 c5c31f98 c059b27c c059b184 00000000 c5c31fa8 # [ 70.065131] 1fa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 # [ 70.073577] 1fc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb6ac4 # [ 70.082023] 1fe0: 00000004 becb67f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000 # [ 70.090463] Backtrace: # [ 70.093192] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 70.101898] r7:c5c31f60 r6:0000000d r5:c5f60000 r4:f0972000 # [ 70.107831] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 70.116447] r5:c5f60000 r4:00000022 # [ 70.120292] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 70.128572] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 70.136758] r9:c5c31f60 r8:c50f9cc0 r7:0000000d r6:b6e7d000 r5:c6aa4f00 r4:c0c54754 # [ 70.144776] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 70.152875] r9:c07e0370 r8:c5c31f60 r7:c2815800 r6:b6e7d000 r5:c6aa4f00 r4:00000000 # [ 70.160888] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 70.168291] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5c30000 r5:c6aa4f00 # [ 70.176384] r4:c6aa4f00 # [ 70.179187] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 70.186591] r9:c5c30000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000d r4:0000000d # [ 70.19460<6>[ 70.722264] lkdtm: Performing direct entry EXEC_RODATA 6] [] (sys_i[t e )70.727918] lkdtm: attempting ok execution at c0c550e4 from [] (ret_fast_sysc<6>[ 70.735650] lkdtm: attempting bad execution at c15e8f94 all+0x0/0x28) # [ 70.202439] E<1>[ 70.743972] 8<--- cut here --- xception< 1s>t[a c k (700x.c755c0105] Unable to handle kernel paging request at virtual address c15e8f94 1fa8 to 0xc5c310[) #7 0[759330] pgd = 45c55ab9 70.207759] 1fa0: < 1 [ 70.764291] [c15e8f94] *pgd=1141941e(bad) 0000000d 000000<00d> [0 0 70.771173] Internal error: Oops: 8000000d [#7] SMP ARM 00001 b6e7d000 0000000d 00000000 <4>[ 70.778996] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 70.216205] 1fc0: 0<040>0[0 70.810963] CPU: 3 PID: 2003 Comm: cat Tainted: G D W 5.10.180-cip34 #1 00d 0000000d b<64f>c[4 e 0700 .021388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000004 00000001 00000000 0002000<4>[ 70.830099] PC is at lkdtm_rodata_do_nothing+0x0/0x10 0 becb6ac4 # [ 7<04.>2[2 4 6 40.838264] LR is at execute_location+0xa4/0xb4 7] 1fe0: 00000<040>4[ b e c7b06.845222] pc : [] lr : [] psr: 600e0013 f8 b6f2ed8f< 4b>6[e b 5 77e06. 8 3743] sp : c6f73e38 ip : c6f73d40 fp : c6f73e54 # [ 70.229<947>1[] C 7o0d.e8:1050] r10: 0000000c r9 : c1ad11ec r8 : c15e8cf8 bad PC value< 4 >#[ [ 7 07.068358] r7 : c6f73f60 r6 : 00000000 r5 : c15e8f94 r4 : c0c550e4 .233359] -<-4->[[ e n d7 0t.r8a77053] r3 : a6f0a70a r2 : a6f0a70a r1 : ef7c05e0 r0 : 0000002b e eac40caa3846b7<942> [] - - -7 0.885665] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # EXEC_VMALLOC:< 4m>i[s s i n70g.895144] Control: 10c5387d Table: 168bc04a DAC: 00000051 'call trace:': <[0F>A[I L ] 7 0n903144] Process cat (pid: 2003, stack limit = 0x4c86d831) ot ok 33 sele[s t s :7 0l.k911147] Stack: (0xc6f73e38 to 0xc6f74000) tm: EXEC_VMALLOC. [# e x7i.917677] 3e20: 00000023 c6c4b000 t=1 # selftests: lt[m : E0.928197] 3e40: 0000000c c6f73f60 c6f73e64 c6f73e58 c13bbaf8 c13bb878 c6f73e74 c6f73e68 XEC_RODATA.sh <0>[ 70.938806] 3e60: c0c54374 c13bbae0 c6f73e9c c6f73e78 c0c54874 c0c54354 c0c54754 c5aa28c0 <0>[ 70.948544] 3e80: b6e78000 0000000c c50f9cc0 c6f73f60 c6f73ec4 c6f73ea0 c07e03d4 c0c54760 <0>[ 70.956997] 3ea0: 00000000 c5aa28c0 b6e78000 c2815800 c6f73f60 c07e0370 c6f73f5c c6f73ec8 <0>[ 70.965449] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f72000 <0>[ 70.973900] 3ee0: b6e78000 00020000 00000004 0000000c 0001fff4 c6f73ee0 00000001 b6e77000 <0>[ 70.982350] 3f00: c5ae8780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 70.990801] 3f20: 00000000 00000000 c13d0e00 a6f0a70a c205e6e0 c5aa28c0 c5aa28c0 c6f72000 <0>[ 70.999253] 3f40: b6e78000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b1ec c059ab40 <0>[ 71.007703] 3f60: 00000000 00000000 c6f73fac a6f0a70a 0000000c 0000000c b6fbfe00 00000004 <0>[ 71.016153] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b27c c059b184 00000000 c6f73fa8 <0>[ 71.024602] 3fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e78000 0000000c 00000000 <0>[ 71.033052] 3fc0: 0000000c 0000000c b6fbfe00 00000004 00000001 00000000 00020000 befe6ac4 <0>[ 71.041514] 3fe0: 00000004 befe67f8 b6f29d8f b6eb07e6 800e0030 00000001 00000000 00000000 <0>[ 71.049970] Backtrace: <0>[ 71.052731] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 71.061374] r7:c6f73f60 r6:0000000c r5:c6c4b000 r4:00000023 <0>[ 71.067331] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 71.075890] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 71.084199] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 71.092410] r9:c6f73f60 r8:c50f9cc0 r7:0000000c r6:b6e78000 r5:c5aa28c0 r4:c0c54754 <0>[ 71.100460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 71.108582] r9:c07e0370 r8:c6f73f60 r7:c2815800 r6:b6e78000 r5:c5aa28c0 r4:00000000 <0>[ 71.116618] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 71.124048] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6f72000 r5:c5aa28c0 <0>[ 71.132160] r4:c5aa28c0 <0>[ 71.134988] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 71.142415] r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:0000000c r4:0000000c <0>[ 71.150455] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 71.158308] Exception stack(0xc6f73fa8 to 0xc6f73ff0) <0>[ 71.163652] 3fa0: 0000000c 0000000c 00000001 b6e78000 0000000c 00000000 <0>[ 71.172123] 3fc0: 0000000c 0000000c b6fbfe00 00000004 00000001 00000000 00020000 befe6ac4 <0>[ 71.180585] 3fe0: 00000004 befe67f8 b6f29d8f b6eb07e6 <0>[ 71.185929] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 71.192317] ---[ end trace eac40caa3846b793 ]--- # Segmentation fault # [ 70.722264] lkdtm: Performing direct entry EXEC_RODATA # [ 70.727918] lkdtm: attempting ok execution at c0c550e4 # [ 70.735650] lkdtm: attempting bad execution at c15e8f94 # [ 70.743972] 8<--- cut here --- # [ 70.750105] Unable to handle kernel paging request at virtual address c15e8f94 # [ 70.759330] pgd = 45c55ab9 # [ 70.764291] [c15e8f94] *pgd=1141941e(bad) # [ 70.771173] Internal error: Oops: 8000000d [#7] SMP ARM # [ 70.778996] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 70.810963] CPU: 3 PID: 2003 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 70.821388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 70.830099] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 70.838264] LR is at execute_location+0xa4/0xb4 # [ 70.845222] pc : [] lr : [] psr: 600e0013 # [ 70.853743] sp : c6f73e38 ip : c6f73d40 fp : c6f73e54 # [ 70.861050] r10: 0000000c r9 : c1ad11ec r8 : c15e8cf8 # [ 70.868358] r7 : c6f73f60 r6 : 00000000 r5 : c15e8f94 r4 : c0c550e4 # [ 70.877053] r3 : a6f0a70a r2 : a6f0a70a r1 : ef7c05e0 r0 : 0000002b # [ 70.885665] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 70.895144] Control: 10c5387d Table: 168bc04a DAC: 00000051 # [ 70.903144] Process cat (pid: 2003, stack limit = 0x4c86d831) # [ 70.911147] Stack: (0xc6f73e38 to 0xc6f74000) # [ 70.917677] 3e20: 00000023 c6c4b000 # [ 70.928197] 3e40: 0000000c c6f73f60 c6f73e64 c6f73e58 c13bbaf8 c13bb878 c6f73e74 c6f73e68 # [ 70.938806] 3e60: c0c54374 c13bbae0 c6f73e9c c6f73e78 c0c54874 c0c54354 c0c54754 c5aa28c0 # [ 70.948544] 3e80: b6e78000 0000000c c50f9cc0 c6f73f60 c6f73ec4 c6f73ea0 c07e03d4 c0c54760 # [ 70.956997] 3ea0: 00000000 c5aa28c0 b6e78000 c2815800 c6f73f60 c07e0370 c6f73f5c c6f73ec8 # [ 70.965449] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6f72000 # [ 70.973900] 3ee0: b6e78000 00020000 00000004 0000000c 0001fff4 c6f73ee0 00000001 b6e77000 # [ 70.982350] 3f00: c5ae8780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 70.990801] 3f20: 00000000 00000000 c13d0e00 a6f0a70a c205e6e0 c5aa28c0 c5aa28c0 c6f72000 # [ 70.999253] 3f40: b6e78000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b1ec c059ab40 # [ 71.007703] 3f60: 00000000 00000000 c6f73fac a6f0a70a 0000000c 0000000c b6fbfe00 00000004 # [ 71.016153] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b27c c059b184 00000000 c6f73fa8 # [ 71.024602] 3fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e78000 0000000c 00000000 # [ 71.033052] 3fc0: 0000000c 0000000c b6fbfe00 00000004 00000001 00000000 00020000 befe6ac4 # [ 71.041514] 3fe0: 00000004 befe67f8 b6f29d8f b6eb07e6 800e0030 00000001 00000000 00000000 # [ 71.049970] Backtrace: # [ 71.052731] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 71.061374] r7:c6f73f60 r6:0000000c r5:c6c4b000 r4:00000023 # [ 71.067331] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 71.075890] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 71.084199] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 71.092410] r9:c6f73f60 r8:c50f9cc0 r7:0000000c r6:b6e78000 r5:c5aa28c0 r4:c0c54754 # [ 71.100460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 71.108582] r9:c07e0370 r8:c6f73f60 r7:c2815800 r6:b6e78000 r5:c5aa28c0 r4:00000000 # [ 71.116618] [] (vfs_write) from [[ 71.663749] lkdtm: Performing direct entry EXEC_USERSPACE >] (ksys_write+0x74/0xec) # [ <6>[ 71.671574] lkdtm: attempting ok execution at c0c550e4 71.124048] r10:00000004 r9:00000<6>[ 71.679878] lkdtm: attempting bad execution at b6fd3000 000 r8:00000000 r7:b6e78000 r6:c6<1>[ 71.688145] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fd3000 f72000 r5:c5aa28c0 # [ 71.1321<0>[ 71.698361] Internal error: : b [#8] SMP ARM 60] r4:c5aa28c0 # [ 71.134988<4>[ 71.705752] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 ] [] (ksys_write) from <4>[ 71.737736] CPU: 3 PID: 2079 Comm: cat Tainted: G D W 5.10.180-cip34 #1 [] (sys_wri+[0 x 171.748598] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8/0x1c) # [ 71.142415] r9:c6<4>[ 71.757657] PC is at 0xb6fd3000 72000 r8:c03002e4 r7:00000004 r6:<4>[ 71.763849] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 b6fbfe00 r5:0000000c r<44:>0[0 0 71.771844] pc : [] lr : [] psr: 600e0013 <4>[ 71.780717] sp : c6c33e48 ip : c6c33d50 fp : c6c33e64 000c # [ 71.150455] [[ 71.786226] r10: 0000000f r9 : c1ad11f8 r8 : c15e8cf8 4>] (sys_write) fro[[ < c 071.794397] r7 : c6c33f60 r6 : 0000000f r5 : c6d88000 r4 : b6fd3000 000c0>] (ret_fast_sysl[l + 071.803359] r3 : e97392ae r2 : e97392ae r1 : ef7c05e0 r0 : 0000002b x0/0x28) # [ 71.158308<]4 >E[x 71.812412] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ception stack(0xc6f738[ t o71.822241] Control: 10c5387d Table: 168b804a DAC: 00000051 0xc6f73ff0) # [ 71.163652<]0 [ 71.830513] Process cat (pid: 2079, stack limit = 0xde622c8d) 3fa0: < 0 > [ 071.839123] Stack: (0xc6c33e48 to 0xc6c34000) 00000c 0000000c 00000001 b6e78000<0>[ 71.845929] 3e40: 00000001 00000000 0000000f 00000024 c6c33e74 c6c33e68 0000000c 00000000 # [ 71.17<2>[ 71.857233] 3e60: c0c54374 c0c55180 c6c33e9c c6c33e78 c0c54874 c0c54354 c0c54754 c5d01040 123] 3fc0: 0000000c 0000000c b6fb<0>[ 71.868368] 3e80: b6e8d000 0000000f c50f9cc0 c6c33f60 c6c33ec4 c6c33ea0 c07e03d4 c0c54760 fe00 00000004 00000001 00000000 <0>[ 71.879673] 3ea0: 00000000 c5d01040 b6e8d000 c2815800 c6c33f60 c07e0370 c6c33f5c c6c33ec8 0020000 befe6ac4 # [ 71.18058<0>[ 71.890895] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6c32000 ] 3fe0: 00000004 befe67f8 b6f29d<0>[ 71.902113] 3ee0: b6e8d000 00020000 00000004 0000000f 0001fff1 c6c33ee0 00000001 b6e8c000 f b6eb07e6 # [ 71.185929] Code0>[ 71.913333] 3f00: c5c56f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : 5f727563 6e756f63 00000074 aa550>[ 71.924553] 3f20: 00000000 00000000 c13d0e00 e97392ae c205e6e0 c5d01040 c5d01040 c6c32000 aa55 (e1a0c00d) # [ 71.1923170>[ 71.935773] 3f40: b6e8d000 00000000 00000000 00000004 c6c33f94 c6c33f60 c059b1ec c059ab40 ] ---[ end trace eac40caa3846b7930>[ 71.946995] 3f60: 00000000 00000000 c6c33fac e97392ae 0000000f 0000000f b6fd4e00 00000004 ]--- # EXEC_RODATA: missing 'c<0>[ 71.958212] 3f80: c03002e4 c6c32000 c6c33fa4 c6c33f98 c059b27c c059b184 00000000 c6c33fa8 ll trace:': [FAIL] not ok 34 se<0>[ 71.969432] 3fa0: c03000c0 c059b270 0000000f 0000000f 00000001 b6e8d000 0000000f 00000000 ftests: lkdtm: EXEC_RODATA.sh< 0#[ 71.980651] 3fc0: 0000000f 0000000f b6fd4e00 00000004 00000001 00000000 00020000 bef6dac4 exit=1 # selftests: lkdtm: EXE<0>[ 71.991698] 3fe0: 00000004 bef6d7f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000 _USERSPACE.sh <0>[ 72.002906] Backtrace: <0>[ 72.006942] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 72.015753] r4:00000024 <0>[ 72.018587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 72.026895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 72.035107] r9:c6c33f60 r8:c50f9cc0 r7:0000000f r6:b6e8d000 r5:c5d01040 r4:c0c54754 <0>[ 72.043157] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 72.051280] r9:c07e0370 r8:c6c33f60 r7:c2815800 r6:b6e8d000 r5:c5d01040 r4:00000000 <0>[ 72.059320] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 72.066749] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6c32000 r5:c5d01040 <0>[ 72.074860] r4:c5d01040 <0>[ 72.077687] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 72.085113] r9:c6c32000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000000f r4:0000000f <0>[ 72.093154] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 72.101006] Exception stack(0xc6c33fa8 to 0xc6c33ff0) <0>[ 72.106349] 3fa0: 0000000f 0000000f 00000001 b6e8d000 0000000f 00000000 <0>[ 72.114823] 3fc0: 0000000f 0000000f b6fd4e00 00000004 00000001 00000000 00020000 bef6dac4 <0>[ 72.123287] 3fe0: 00000004 bef6d7f8 b6f3ed8f b6ec57e6 <0>[ 72.128635] Code: bad PC value <4>[ 72.131988] ---[ end trace eac40caa3846b794 ]--- # Segmentation fault # [ 71.663749] lkdtm: Performing direct entry EXEC_USERSPACE # [ 71.671574] lkdtm: attempting ok execution at c0c550e4 # [ 71.679878] lkdtm: attempting bad execution at b6fd3000 # [ 71.688145] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fd3000 # [ 71.698361] Internal error: : b [#8] SMP ARM # [ 71.705752] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 71.737736] CPU: 3 PID: 2079 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 71.748598] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 71.757657] PC is at 0xb6fd3000 # [ 71.763849] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 71.771844] pc : [] lr : [] psr: 600e0013 # [ 71.780717] sp : c6c33e48 ip : c6c33d50 fp : c6c33e64 # [ 71.786226] r10: 0000000f r9 : c1ad11f8 r8 : c15e8cf8 # [ 71.794397] r7 : c6c33f60 r6 : 0000000f r5 : c6d88000 r4 : b6fd3000 # [ 71.803359] r3 : e97392ae r2 : e97392ae r1 : ef7c05e0 r0 : 0000002b # [ 71.812412] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 71.822241] Control: 10c5387d Table: 168b804a DAC: 00000051 # [ 71.830513] Process cat (pid: 2079, stack limit = 0xde622c8d) # [ 71.839123] Stack: (0xc6c33e48 to 0xc6c34000) # [ 71.845929] 3e40: 00000001 00000000 0000000f 00000024 c6c33e74 c6c33e68 # [ 71.857233] 3e60: c0c54374 c0c55180 c6c33e9c c6c33e78 c0c54874 c0c54354 c0c54754 c5d01040 # [ 71.868368] 3e80: b6e8d000 0000000f c50f9cc0 c6c33f60 c6c33ec4 c6c33ea0 c07e03d4 c0c54760 # [ 71.879673] 3ea0: 00000000 c5d01040 b6e8d000 c2815800 c6c33f60 c07e0370 c6c33f5c c6c33ec8 # [ 71.890895] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6c32000 # [ 71.902113] 3ee0: b6e8d000 00020000 00000004 0000000f 0001fff1 c6c33ee0 00000001 b6e8c000 # [ 71.913333] 3f00: c5c56f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 71.924553] 3f20: 00000000 00000000 c13d0e00 e97392ae c205e6e0 c5d01040 c5d01040 c6c32000 # [ 71.935773] 3f40: b6e8d000 00000000 00000000 00000004 c6c33f94 c6c33f60 c059b1ec c059ab40 # [ 71.946995] 3f60: 00000000 00000000 c6c33fac e97392ae 0000000f 0000000f b6fd4e00 00000004 # [ 71.958212] 3f80: c03002e4 c6c32000 c6c33fa4 c6c33f98 c059b27c c059b184 00000000 c6c33fa8 # [ 71.969432] 3fa0: c03000c0 c059b270 0000000f 0000000f 00000001 b6e8d000 0000000f 00000000 # [ 71.980651] 3fc0: 0000000f 0000000f b6fd4e00 00000004 00000001 00000000 00020000 bef6dac4 # [ 71.991698] 3fe0: 00000004 bef6d7f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000 # [ 72.002906] Backtrace: # [ 72.006942] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 72.015753] r4:00000024 # [ 72.018587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 72.026895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 72.035107] r9:c6c33f60 r8:c50f9cc0 r7:0000000f r6:b6e8d000 r5:c5d01040 r4:c0c54754 # [ 72.043157] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 72.051280] r9:c07e0370 r8:c6c33f60 r7:c2815800 r6:b6e8d000 r5:c5d01040 r4:00000000 # [ 72.059320] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 72.066749] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6c32000 r5:c5d01040 # [ 72.074860] r4:c5d01040 # [ 72.077687] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 72.085113] r9:c6c32000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000000f r4:0000000f # [ 72.093154] [] (sys_write<6>[ 72.570025] lkdtm: Performing direct entry EXEC_NULL ) from [] (ret_fast_sys<6>[ 72.577042] lkdtm: attempting ok execution at c0c550e4 call+0x0/0x28) # [ 72.101006] <6>[ 72.585287] lkdtm: attempting bad execution at 00000000 Exception stack(0xc6c33fa8 to 0xc<1>[ 72.593668] 8<--- cut here --- 6c33ff0) # [ 72.106349] 3fa0: <1>[ 72.599835] Unable to handle kernel NULL pointer dereference at virtual address 00000000 0000000f 000000<1>[ 72.611164] pgd = 140596a1 0f 00000001 b6e8d000 0000000f 000<1>[ 72.618194] [00000000] *pgd=00000000 00000 # [ 72.114823] 3fc0: 000<0>[ 72.623677] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 72.631955] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 72.661251] CPU: 0 PID: 2150 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 72.669261] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 72.676060] PC is at 0x0 <4>[ 72.678870] LR is at execute_location+0xa4/0xb4 <4>[ 72.683667] pc : [<00000000>] lr : [] psr: 600e0013 <4>[ 72.690200] sp : c4783e38 ip : c4783d40 fp : c4783e54 <4>[ 72.695691] r10: 0000000a r9 : c1ad1208 r8 : c15e8cf8 <4>[ 72.701182] r7 : c4783f60 r6 : 00000000 r5 : 00000000 r4 : c0c550e4 <4>[ 72.707974] r3 : 21c6ebb8 r2 : 21c6ebb8 r1 : ef7815e0 r0 : 0000002b <4>[ 72.714767] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 72.722169] Control: 10c5387d Table: 16c7804a DAC: 00000051 <0>[ 72.728183] Process cat (pid: 2150, stack limit = 0xd28ddee7) <0>[ 72.734194] Stack: (0xc4783e38 to 0xc4784000) <0>[ 72.738819] 3e20: 00000025 c5f60000 <0>[ 72.747266] 3e40: 0000000a c4783f60 c4783e64 c4783e58 c13bbb1c c13bb878 c4783e74 c4783e68 <0>[ 72.755712] 3e60: c0c54374 c13bbb08 c4783e9c c4783e78 c0c54874 c0c54354 c0c54754 c597cdc0 <0>[ 72.764158] 3e80: b6e80000 0000000a c50f9cc0 c4783f60 c4783ec4 c4783ea0 c07e03d4 c0c54760 <0>[ 72.772603] 3ea0: 00000000 c597cdc0 b6e80000 c2815800 c4783f60 c07e0370 c4783f5c c4783ec8 <0>[ 72.781049] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c4782000 <0>[ 72.789496] 3ee0: b6e80000 00020000 00000004 0000000a 0001fff6 c4783ee0 00000001 b6e7f000 <0>[ 72.797941] 3f00: c5b2ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 72.806388] 3f20: 00000000 00000000 c13d0e00 21c6ebb8 c205e6e0 c597cdc0 c597cdc0 c4782000 <0>[ 72.814836] 3f40: b6e80000 00000000 00000000 00000004 c4783f94 c4783f60 c059b1ec c059ab40 <0>[ 72.823284] 3f60: 00000000 00000000 c4783fac 21c6ebb8 0000000a 0000000a b6fc7e00 00000004 <0>[ 72.831731] 3f80: c03002e4 c4782000 c4783fa4 c4783f98 c059b27c c059b184 00000000 c4783fa8 <0>[ 72.840177] 3fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6e80000 0000000a 00000000 <0>[ 72.848624] 3fc0: 0000000a 0000000a b6fc7e00 00000004 00000001 00000000 00020000 beb5eac4 <0>[ 72.857071] 3fe0: 00000004 beb5e7f8 b6f31d8f b6eb87e6 800e0030 00000001 00000000 00000000 <0>[ 72.865511] Backtrace: <0>[ 72.868236] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 72.876682] r7:c4783f60 r6:0000000a r5:c5f60000 r4:00000025 <0>[ 72.882615] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 72.890976] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 72.899256] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 72.907441] r9:c4783f60 r8:c50f9cc0 r7:0000000a r6:b6e80000 r5:c597cdc0 r4:c0c54754 <0>[ 72.915460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 72.923557] r9:c07e0370 r8:c4783f60 r7:c2815800 r6:b6e80000 r5:c597cdc0 r4:00000000 <0>[ 72.931570] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 72.938973] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c4782000 r5:c597cdc0 <0>[ 72.947066] r4:c597cdc0 <0>[ 72.949870] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 72.957272] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000a r4:0000000a <0>[ 72.965288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 72.973121] Exception stack(0xc4783fa8 to 0xc4783ff0) <0>[ 72.978442] 3fa0: 0000000a 0000000a 00000001 b6e80000 0000000a 00000000 <0>[ 72.986888] 3fc0: 0000000a 0000000a b6fc7e00 00000004 00000001 00000000 00020000 beb5eac4 <0>[ 72.995332] 3fe0: 00000004 beb5e7f8 b6f31d8f b6eb87e6 <0>[ 73.000654] Code: bad PC value 0000f 0000000f b6fd4e00 00000004 <4>[ 73.004037] ---[ end trace eac40caa3846b795 ]--- 00000001 00000000 00020000 bef6dac4 # [ 72.123287] 3fe0: 00000004 bef6d7f8 b6f3ed8f b6ec57e6 # [ 72.128635] Code: bad PC value # [ 72.131988] ---[ end trace eac40caa3846b794 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh # Segmentation fault # [ 72.570025] lkdtm: Performing direct entry EXEC_NULL # [ 72.577042] lkdtm: attempting ok execution at c0c550e4 # [ 72.585287] lkdtm: attempting bad execution at 00000000 # [ 72.593668] 8<--- cut here --- # [ 72.599835] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 72.611164] pgd = 140596a1 # [ 72.618194] [00000000] *pgd=00000000 # [ 72.623677] Internal error: Oops: 80000005 [#9] SMP ARM # [ 72.631955] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 72.661251] CPU: 0 PID: 2150 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 72.669261] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 72.676060] PC is at 0x0 # [ 72.678870] LR is at execute_location+0xa4/0xb4 # [ 72.683667] pc : [<00000000>] lr : [] psr: 600e0013 # [ 72.690200] sp : c4783e38 ip : c4783d40 fp : c4783e54 # [ 72.695691] r10: 0000000a r9 : c1ad1208 r8 : c15e8cf8 # [ 72.701182] r7 : c4783f60 r6 : 00000000 r5 : 00000000 r4 : c0c550e4 # [ 72.707974] r3 : 21c6ebb8 r2 : 21c6ebb8 r1 : ef7815e0 r0 : 0000002b # [ 72.714767] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 72.722169] Control: 10c5387d Table: 16c7804a DAC: 00000051 # [ 72.728183] Process cat (pid: 2150, stack limit = 0xd28ddee7) # [ 72.734194] Stack: (0xc4783e38 to 0xc4784000) # [ 72.738819] 3e20: 00000025 c5f60000 # [ 72.747266] 3e40: 0000000a c4783f60 c4783e64 c4783e58 c13bbb1c c13bb878 c4783e74 c4783e68 # [ 72.755712] 3e60: c0c54374 c13bbb08 c4783e9c c4783e78 c0c54874 c0c54354 c0c54754 c597cdc0 # [ 72.764158] 3e80: b6e80000 0000000a c50f9cc0 c4783f60 c4783ec4 c4783ea0 c07e03d4 c0c54760 # [ 72.772603] 3ea0: 00000000 c597cdc0 b6e80000 c2815800 c4783f60 c07e0370 c4783f5c c4783ec8 # [ 72.781049] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c4782000 # [ 72.789496] 3ee0: b6e80000 00020000 00000004 0000000a 0001fff6 c4783ee0 00000001 b6e7f000 # [ 72.797941] 3f00: c5b2ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 72.806388] 3f20: 00000000 00000000 c13d0e00 21c6ebb8 c205e6e0 c597cdc0 c597cdc0 c4782000 # [ 72.814836] 3f40: b6e80000 00000000 00000000 00000004 c4783f94 c4783f60 c059b1ec c059ab40 # [ 72.823284] 3f60: 00000000 00000000 c4783fac 21c6ebb8 0000000a 0000000a b6fc7e00 00000004 # [ 72.831731] 3f80: c03002e4 c4782000 c4783fa4 c4783f98 c059b27c c059b184 00000000 c4783fa8 # [ 72.840177] 3fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6e80000 0000000a 00000000 # [ 72.848624] 3fc0: 0000000a 0000000a b6fc7e00 00000004 00000001 00000000 00020000 beb5eac4 # [ 72.857071] 3fe0: 00000004 beb5e7f8 b6f31d8f b6eb87e6 800e0030 00000001 00000000 00000000 # [ 72.865511] Backtrace: # [ 72.868236] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 72.876682] r7:c4783f60 r6:0000000a r5:c5f60000 r4:00000025 # [ 72.882615] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 72.890976] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 72.899256] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 72.907441] r9:c4783f60 r8:c50f9cc0 r7:0000000a r6:b6e80000 r5:c597cdc0 r4:c0c54754 # [ 72.915460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 72.923557] r9:c07e0370 r8:c4783f60 r7:c2815800 r6:b6e80000 r5:c597cdc0 r4:00000000 # [ 72.931570] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 72.938973] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c4782000 r5:c597cdc0 # [ 72.947066] r4:c597cdc0 # [ 72.949870] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 72.957272] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000a r4:0000000a # [ 72.965288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 72.973121] Exception stack(0xc4783fa8 to 0xc4783ff0) # [ 72.978442] 3fa0: 0000000a 0000000a 00000001 b6e80000 0000000a 00000000 # [ 72.986888] 3fc0: 0000000a 0000000a b6fc7e00 00000004 00000001 00000000 00020000 beb5eac4 # [ 72.995332] 3fe0: 00000004 beb5e7f8 b6f31d8f b6eb87e6 # [ 73.000654] Code: bad PC value # [ 73.004037] ---[ end trace eac40caa3846b795 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 73.546105] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 73.552092] lkdtm: attempting bad read at b6f62000 <1>[ 73.557161] 8<--- cut here --- <1>[ 73.560485] Unhandled fault: page domain fault (0x01b) at 0xb6f62000 <1>[ 73.567110] pgd = 1072eda9 <1>[ 73.570086] [b6f62000] *pgd=4939a831 <0>[ 73.573943] Internal error: : 1b [#10] SMP ARM <4>[ 73.578658] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 73.608008] CPU: 1 PID: 2226 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 73.616035] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 73.622863] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 73.628376] LR is at 0x0 <4>[ 73.631197] pc : [] lr : [<00000000>] psr: 600e0013 <4>[ 73.637748] sp : c5d5fe38 ip : 00000027 fp : c5d5fe64 <4>[ 73.643256] r10: 00000011 r9 : c1ad1214 r8 : c15e8cf8 <4>[ 73.648765] r7 : c5d5ff60 r6 : 00000051 r5 : c5d5e000 r4 : b6f62000 <4>[ 73.655576] r3 : a9c98f70 r2 : a9c98f70 r1 : ef7965e4 r0 : 00000026 <4>[ 73.662391] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 73.669812] Control: 10c5387d Table: 15e0c04a DAC: 00000051 <0>[ 73.675844] Process cat (pid: 2226, stack limit = 0xe24612fb) <0>[ 73.681876] Stack: (0xc5d5fe38 to 0xc5d60000) <0>[ 73.686522] fe20: 00000022 00000000 <0>[ 73.694994] fe40: 00000000 a9c98f70 c5d5fe6c 00000026 c44cf000 00000011 c5d5fe74 c5d5fe68 <0>[ 73.703464] fe60: c0c54374 c0c55254 c5d5fe9c c5d5fe78 c0c54874 c0c54354 c0c54754 c5bf0640 <0>[ 73.711934] fe80: b6e1c000 00000011 c50f9cc0 c5d5ff60 c5d5fec4 c5d5fea0 c07e03d4 c0c54760 <0>[ 73.720404] fea0: 00000000 c5bf0640 b6e1c000 c2815800 c5d5ff60 c07e0370 c5d5ff5c c5d5fec8 <0>[ 73.728874] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5d5e000 <0>[ 73.737343] fee0: b6e1c000 00020000 00000004 00000011 0001ffef c5d5fee0 00000001 b6e1b000 <0>[ 73.745810] ff00: c5aa3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 73.754282] ff20: 00000000 00000000 c13d0e00 a9c98f70 c205e6e0 c5bf0640 c5bf0640 c5d5e000 <0>[ 73.762750] ff40: b6e1c000 00000000 00000000 00000004 c5d5ff94 c5d5ff60 c059b1ec c059ab40 <0>[ 73.771219] ff60: 00000000 00000000 c5d5ffac a9c98f70 00000011 00000011 b6f63e00 00000004 <0>[ 73.779687] ff80: c03002e4 c5d5e000 c5d5ffa4 c5d5ff98 c059b27c c059b184 00000000 c5d5ffa8 <0>[ 73.788156] ffa0: c03000c0 c059b270 00000011 00000011 00000001 b6e1c000 00000011 00000000 <0>[ 73.796627] ffc0: 00000011 00000011 b6f63e00 00000004 00000001 00000000 00020000 bed27ac4 <0>[ 73.805095] ffe0: 00000004 bed277f8 b6ecdd8f b6e547e6 800e0030 00000001 00000000 00000000 <0>[ 73.813550] Backtrace: <0>[ 73.816312] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 73.825302] r6:00000011 r5:c44cf000 r4:00000026 <0>[ 73.830214] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 73.838522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 73.846733] r9:c5d5ff60 r8:c50f9cc0 r7:00000011 r6:b6e1c000 r5:c5bf0640 r4:c0c54754 <0>[ 73.854779] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 73.862901] r9:c07e0370 r8:c5d5ff60 r7:c2815800 r6:b6e1c000 r5:c5bf0640 r4:00000000 <0>[ 73.870938] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 73.878365] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5d5e000 r5:c5bf0640 <0>[ 73.886474] r4:c5bf0640 <0>[ 73.889303] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 73.896731] r9:c5d5e000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000011 r4:00000011 <0>[ 73.904771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 73.912622] Exception stack(0xc5d5ffa8 to 0xc5d5fff0) <0>[ 73.917963] ffa0: 00000011 00000011 00000001 b6e1c000 00000011 00000000 <0>[ 73.926432] ffc0: 00000011 00000011 b6f63e00 00000004 00000001 00000000 00020000 bed27ac4 <0>[ 73.934895] ffe0: 00000004 bed277f8 b6ecdd8f b6e547e6 <0>[ 73.940241] Code: e1a01004 e3020138 e34c01ad eb1d6dfc (e5943000) <4>[ 73.946628] ---[ end trace eac40caa3846b796 ]--- # Segmentation fault # [ 73.546105] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 73.552092] lkdtm: attempting bad read at b6f62000 # [ 73.557161] 8<--- cut here --- # [ 73.560485] Unhandled fault: page domain fault (0x01b) at 0xb6f62000 # [ 73.567110] pgd = 1072eda9 # [ 73.570086] [b6f62000] *pgd=4939a831 # [ 73.573943] Internal error: : 1b [#10] SMP ARM # [ 73.578658] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 73.608008] CPU: 1 PID: 2226 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 73.616035] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 73.622863] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 73.628376] LR is at 0x0 # [ 73.631197] pc : [] lr : [<00000000>] psr: 600e0013 # [ 73.637748] sp : c5d5fe38 ip : 00000027 fp : c5d5fe64 # [ 73.643256] r10: 00000011 r9 : c1ad1214 r8 : c15e8cf8 # [ 73.648765] r7 : c5d5ff60 r6 : 00000051 r5 : c5d5e000 r4 : b6f62000 # [ 73.655576] r3 : a9c98f70 r2 : a9c98f70 r1 : ef7965e4 r0 : 00000026 # [ 73.662391] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 73.669812] Control: 10c5387d Table: 15e0c04a DAC: 00000051 # [ 73.675844] Process cat (pid: 2226, stack limit = 0xe24612fb) # [ 73.681876] Stack: (0xc5d5fe38 to 0xc5d60000) # [ 73.686522] fe20: 00000022 00000000 # [ 73.694994] fe40: 00000000 a9c98f70 c5d5fe6c 00000026 c44cf000 00000011 c5d5fe74 c5d5fe68 # [ 73.703464] fe60: c0c54374 c0c55254 c5d5fe9c c5d5fe78 c0c54874 c0c54354 c0c54754 c5bf0640 # [ 73.711934] fe80: b6e1c000 00000011 c50f9cc0 c5d5ff60 c5d5fec4 c5d5fea0 c07e03d4 c0c54760 # [ 73.720404] fea0: 00000000 c5bf0640 b6e1c000 c2815800 c5d5ff60 c07e0370 c5d5ff5c c5d5fec8 # [ 73.728874] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c5d5e000 # [ 73.737343] fee0: b6e1c000 00020000 00000004 00000011 0001ffef c5d5fee0 00000001 b6e1b000 # [ 73.745810] ff00: c5aa3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 73.754282] ff20: 00000000 00000000 c13d0e00 a9c98f70 c205e6e0 c5bf0640 c5bf0640 c5d5e000 # [ 73.762750] ff40: b6e1c000 00000000 00000000 00000004 c5d5ff94 c5d5ff60 c059b1ec c059ab40 # [ 73.771219] ff60: 00000000 00000000 c5d5ffac a9c98f70 00000011 00000011 b6f63e00 00000004 # [ 73.779687] ff80: c03002e4 c5d5e000 c5d5ffa4 c5d5ff98 c059b27c c059b184 00000000 c5d5ffa8 # [ 73.788156] ffa0: c03000c0 c059b270 00000011 00000011 00000001 b6e1c000 00000011 00000000 # [ 73.796627] ffc0: 00000011 00000011 b6f63e00 00000004 00000001 00000000 00020000 bed27ac4 # [ 73.805095] ffe0: 00000004 bed277f8 b6ecdd8f b6e547e6 800e0030 00000001 00000000 00000000 # [ 73.813550] Backtrace: # [ 73.816312] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 73.825302] r6:00000011 r5:c44cf000 r4:00000026 # [ 73.830214] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 73.838522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 73.846733] r9:c5d5ff60 r8:c50f9cc0 r7:00000011 r6:b6e1c000 r5:c5bf0640 r4:c0c54754 # [ 73.854779] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 73.862901] r9:c07e0370 r8:c5d5ff60 r7:c2815800 r6:b6e1c000 r5:c5bf0640 r4:00000000 # [ 73.870938] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 73.878365] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5d5e000 r5:c5bf0640 # [ 73.886474] r4:c5bf0640 # [ 73.889303] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 73.896731] r9:c5d5e000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000011 r4:00000011 # [ 73.904771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 73.912622] Exception stack(0xc5d5f<6>[ 74.421289] lkdtm: Performing direct entry ACCESS_NULL fa8 to 0xc5d5fff0) # [ 73.9179<6>[ 74.429487] lkdtm: attempting bad read at 00000000 63] ffa0: 00000<1>[ 74.437557] 8<--- cut here --- 011 00000011 00000001 b6e1c000 00<1>[ 74.443760] Unable to handle kernel NULL pointer dereference at virtual address 00000000 000011 00000000 # [ 73.926432]<1>[ 74.454973] pgd = 863a446f ffc0: 00000011 00000011 b6f63e00<1>[ 74.460819] [00000000] *pgd=00000000 00000004 00000001 00000000 00020<0>[ 74.467520] Internal error: Oops: 5 [#11] SMP ARM <4>[ 74.475312] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 74.504608] CPU: 0 PID: 2301 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 74.512617] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 74.519421] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 74.524314] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 74.529632] pc : [] lr : [] psr: 600e0013 <4>[ 74.536162] sp : c692de50 ip : c692dd58 fp : c692de64 <4>[ 74.541653] r10: 0000000c r9 : c1ad1228 r8 : c15e8cf8 <4>[ 74.547143] r7 : c692df60 r6 : 0000000c r5 : c6a24000 r4 : 00000000 <4>[ 74.553935] r3 : 862c0eaf r2 : 862c0eaf r1 : ef7815e0 r0 : 00000026 <4>[ 74.560730] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 74.568131] Control: 10c5387d Table: 168b404a DAC: 00000051 <0>[ 74.574143] Process cat (pid: 2301, stack limit = 0x28f33826) <0>[ 74.580155] Stack: (0xc692de50 to 0xc692e000) <0>[ 74.584781] de40: 00000027 c6a24000 c692de74 c692de68 <0>[ 74.593228] de60: c0c54374 c13bbb2c c692de9c c692de78 c0c54874 c0c54354 c0c54754 c2809040 <0>[ 74.601675] de80: b6e66000 0000000c c50f9cc0 c692df60 c692dec4 c692dea0 c07e03d4 c0c54760 <0>[ 74.610121] dea0: 00000000 c2809040 b6e66000 c2815800 c692df60 c07e0370 c692df5c c692dec8 <0>[ 74.618567] dec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c692c000 <0>[ 74.627014] dee0: b6e66000 00020000 00000004 0000000c 0001fff4 c692dee0 00000001 b6e65000 <0>[ 74.635459] df00: c6aa48c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 74.643906] df20: 00000000 00000000 c13d0e00 862c0eaf c205e6e0 c2809040 c2809040 c692c000 <0>[ 74.652354] df40: b6e66000 00000000 00000000 00000004 c692df94 c692df60 c059b1ec c059ab40 <0>[ 74.660799] df60: 00000000 00000000 c692dfac 862c0eaf 0000000c 0000000c b6fade00 00000004 <0>[ 74.669246] df80: c03002e4 c692c000 c692dfa4 c692df98 c059b27c c059b184 00000000 c692dfa8 <0>[ 74.677690] dfa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e66000 0000000c 00000000 <0>[ 74.686137] dfc0: 0000000c 0000000c b6fade00 00000004 00000001 00000000 00020000 bec97ac4 <0>[ 74.694583] dfe0: 00000004 bec977f8 b6f17d8f b6e9e7e6 800e0030 00000001 00000000 00000000 <0>[ 74.703023] Backtrace: <0>[ 74.705749] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 74.714280] r5:c6a24000 r4:00000027 <0>[ 74.718126] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 74.726404] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 74.734591] r9:c692df60 r8:c50f9cc0 r7:0000000c r6:b6e66000 r5:c2809040 r4:c0c54754 <0>[ 74.742610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 74.750709] r9:c07e0370 r8:c692df60 r7:c2815800 r6:b6e66000 r5:c2809040 r4:00000000 <0>[ 74.758724] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 74.766128] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c692c000 r5:c2809040 <0>[ 74.774221] r4:c2809040 <0>[ 74.777024] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 74.784427] r9:c692c000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:0000000c r4:0000000c <0>[ 74.792443] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 74.800279] Exception stack(0xc692dfa8 to 0xc692dff0) <0>[ 74.805598] dfa0: 0000000c 0000000c 00000001 b6e66000 0000000c 00000000 <0>[ 74.814046] dfc0: 0000000c 0000000c b6fade00 00000004 00000001 00000000 00020000 bec97ac4 <0>[ 74.822489] dfe0: 00000004 bec977f8 b6f17d8f b6e9e7e6 <0>[ 74.827809] Code: e3020138 e34c01ad e1a01004 ebffd401 (e5945000) 000 bed27ac4 # [ 73.934895] ff<4>[ 74.834237] ---[ end trace eac40caa3846b797 ]--- e0: 00000004 bed277f8 b6ecdd8f b6e547e6 # [ 73.940241] Code: e1a01004 e3020138 e34c01ad eb1d6dfc (e5943000) # [ 73.946628] ---[ end trace eac40caa3846b796 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 74.421289] lkdtm: Performing direct entry ACCESS_NULL # [ 74.429487] lkdtm: attempting bad read at 00000000 # [ 74.437557] 8<--- cut here --- # [ 74.443760] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 74.454973] pgd = 863a446f # [ 74.460819] [00000000] *pgd=00000000 # [ 74.467520] Internal error: Oops: 5 [#11] SMP ARM # [ 74.475312] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 74.504608] CPU: 0 PID: 2301 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 74.512617] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 74.519421] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 74.524314] LR is at __irq_work_queue_local+0x40/0x74 # [ 74.529632] pc : [] lr : [] psr: 600e0013 # [ 74.536162] sp : c692de50 ip : c692dd58 fp : c692de64 # [ 74.541653] r10: 0000000c r9 : c1ad1228 r8 : c15e8cf8 # [ 74.547143] r7 : c692df60 r6 : 0000000c r5 : c6a24000 r4 : 00000000 # [ 74.553935] r3 : 862c0eaf r2 : 862c0eaf r1 : ef7815e0 r0 : 00000026 # [ 74.560730] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 74.568131] Control: 10c5387d Table: 168b404a DAC: 00000051 # [ 74.574143] Process cat (pid: 2301, stack limit = 0x28f33826) # [ 74.580155] Stack: (0xc692de50 to 0xc692e000) # [ 74.584781] de40: 00000027 c6a24000 c692de74 c692de68 # [ 74.593228] de60: c0c54374 c13bbb2c c692de9c c692de78 c0c54874 c0c54354 c0c54754 c2809040 # [ 74.601675] de80: b6e66000 0000000c c50f9cc0 c692df60 c692dec4 c692dea0 c07e03d4 c0c54760 # [ 74.610121] dea0: 00000000 c2809040 b6e66000 c2815800 c692df60 c07e0370 c692df5c c692dec8 # [ 74.618567] dec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c692c000 # [ 74.627014] dee0: b6e66000 00020000 00000004 0000000c 0001fff4 c692dee0 00000001 b6e65000 # [ 74.635459] df00: c6aa48c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 74.643906] df20: 00000000 00000000 c13d0e00 862c0eaf c205e6e0 c2809040 c2809040 c692c000 # [ 74.652354] df40: b6e66000 00000000 00000000 00000004 c692df94 c692df60 c059b1ec c059ab40 # [ 74.660799] df60: 00000000 00000000 c692dfac 862c0eaf 0000000c 0000000c b6fade00 00000004 # [ 74.669246] df80: c03002e4 c692c000 c692dfa4 c692df98 c059b27c c059b184 00000000 c692dfa8 # [ 74.677690] dfa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e66000 0000000c 00000000 # [ 74.686137] dfc0: 0000000c 0000000c b6fade00 00000004 00000001 00000000 00020000 bec97ac4 # [ 74.694583] dfe0: 00000004 bec977f8 b6f17d8f b6e9e7e6 800e0030 00000001 00000000 00000000 # [ 74.703023] Backtrace: # [ 74.705749] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 74.714280] r5:c6a24000 r4:00000027 # [ 74.718126] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 74.726404] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 74.734591] r9:c692df60 r8:c50f9cc0 r7:0000000c r6:b6e66000 r5:c2809040 r4:c0c54754 # [ 74.742610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 74.750709] r9:c07e0370 r8:c692df60 r7:c2815800 r6:b6e66000 r5:c2809040 r4:00000000 # [ 74.758724] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 74.766128] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c692c000 r5:c2809040 # [ 74.774221] r4:c2809040 # [ 74.777024] [] (ksys_write) from [] (sys_writ<6>[ 75.285577] lkdtm: Performing direct entry WRITE_RO e+0x18/0x1c) # [ 74.784427] r<6>[ 75.293693] lkdtm: attempting bad rodata write at c15e8f90 9:c692c000 r8:c03002e4 r7:0000000<1>[ 75.302252] 8<--- cut here --- 4 r6:b6fade00 r5:0000<010>0[c r75.308346] Unable to handle kernel paging request at virtual address c15e8f90 4:0000000c # [ 7<41.>7[9 2 4 45.318092] pgd = 2e611aa5 3] [] (sys_write) from <1>[ 75.323239] [c15e8f90] *pgd=1141941e(bad) [] (ret_fast_syscall+0x<0>[ 75.330394] Internal error: Oops: 80d [#12] SMP ARM 0/0x28) # [ 74.800279] Excepti<4>[ 75.338391] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 on stack(0xc692dfa8 to 0xc692dff0<4>[ 75.370369] CPU: 3 PID: 2375 Comm: cat Tainted: G D W 5.10.180-cip34 #1 ) # [ 74.805598] df:[ 75.381231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000c 0000000c<4>[ 75.390382] PC is at lkdtm_WRITE_RO+0x44/0x50 00000001 b6e66000 0000000c 00000<4>[ 75.397877] LR is at __irq_work_queue_local+0x40/0x74 000 # [ 74.81404<64]> [d f c 05.406035] pc : [] lr : [] psr: 600e0013 : 0000000c 0000000b[6 f a d75.414738] sp : c5a47e50 ip : c5a47d58 fp : c5a47e64 00 00000004 0000000<14 >0[0 0 0 05.422401] r10: 00000009 r9 : c1ad1234 r8 : c15e8cf8 000 00020000 bec97ac<44 > [# [ 75.430062] r7 : c5a47f60 r6 : 00000009 r5 : c5cbb000 r4 : c15e8f90 74.822489] dfe0: 00<040>[0 0 0 75.439112] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad2038 bec977f8 b6f17d8f b6e9e7e6< 4> [ 75.448165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 74.827809] Code:< 4e>3[0 2 075.458079] Control: 10c5387d Table: 1685004a DAC: 00000051 138 e34c01ad e1a01004 ebd[4 75.466349] Process cat (pid: 2375, stack limit = 0xf9cf8bb1) 1 (e5945000) # [ < 0 >7[4 . 8 35.474788] Stack: (0xc5a47e50 to 0xc5a48000) 4237] ---[ end trace eac40caa38<4>[ 75.481590] 7e40: 00000028 c5cbb000 c5a47e74 c5a47e68 6b797 ]--- # ACCESS_NULL: missin<0>[ 75.492725] 7e60: c0c54374 c13bb92c c5a47e9c c5a47e78 c0c54874 c0c54354 c0c54754 c5d01cc0 g 'call trace:': [FAIL] not ok< >[ 75.504031] 7e80: b6df5000 00000009 c50f9cc0 c5a47f60 c5a47ec4 c5a47ea0 c07e03d4 c0c54760 38 selftests: lkdtm: ACCESS_NULL<0>[ 75.515166] 7ea0: 00000000 c5d01cc0 b6df5000 c2815800 c5a47f60 c07e0370 c5a47f5c c5a47ec8 sh # exit=1 # selftests: lkd[ 75.537435] 7ee0: b6df5000 00020000 00000004 00000009 0001fff7 c5a47ee0 00000001 00000805 <0>[ 75.547179] 7f00: c68dedc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 75.555650] 7f20: 00000000 00000000 c5a46000 2f256a9b b6df4000 c5d01cc0 c5d01cc0 c5a46000 <0>[ 75.564119] 7f40: b6df5000 00000000 00000000 00000004 c5a47f94 c5a47f60 c059b1ec c059ab40 <0>[ 75.572589] 7f60: 00000000 00000000 c5a47fac 2f256a9b 00000009 00000009 b6f3ce00 00000004 <0>[ 75.581058] 7f80: c03002e4 c5a46000 c5a47fa4 c5a47f98 c059b27c c059b184 00000000 c5a47fa8 <0>[ 75.589528] 7fa0: c03000c0 c059b270 00000009 00000009 00000001 b6df5000 00000009 00000000 <0>[ 75.597997] 7fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 be92dac4 <0>[ 75.606466] 7fe0: 00000004 be92d7f8 b6ea6d8f b6e2d7e6 800e0030 00000001 00000000 00000000 <0>[ 75.614922] Backtrace: <0>[ 75.617683] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 75.625976] r5:c5cbb000 r4:00000028 <0>[ 75.629849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 75.638159] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 75.646369] r9:c5a47f60 r8:c50f9cc0 r7:00000009 r6:b6df5000 r5:c5d01cc0 r4:c0c54754 <0>[ 75.654418] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 75.662542] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6df5000 r5:c5d01cc0 r4:00000000 <0>[ 75.670583] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 75.678011] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c5a46000 r5:c5d01cc0 <0>[ 75.686121] r4:c5d01cc0 <0>[ 75.688949] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 75.696376] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000009 r4:00000009 <0>[ 75.704416] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 75.712270] Exception stack(0xc5a47fa8 to 0xc5a47ff0) <0>[ 75.717611] 7fa0: 00000009 00000009 00000001 b6df5000 00000009 00000000 <0>[ 75.726081] 7fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 be92dac4 <0>[ 75.734544] 7fe0: 00000004 be92d7f8 b6ea6d8f b6e2d7e6 <0>[ 75.739887] Code: e34a3bcd e3020038 e34c01ad e0233002 (e5843000) <4>[ 75.746275] ---[ end trace eac40caa3846b798 ]--- # Segmentation fault # [ 75.285577] lkdtm: Performing direct entry WRITE_RO # [ 75.293693] lkdtm: attempting bad rodata write at c15e8f90 # [ 75.302252] 8<--- cut here --- # [ 75.308346] Unable to handle kernel paging request at virtual address c15e8f90 # [ 75.318092] pgd = 2e611aa5 # [ 75.323239] [c15e8f90] *pgd=1141941e(bad) # [ 75.330394] Internal error: Oops: 80d [#12] SMP ARM # [ 75.338391] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 75.370369] CPU: 3 PID: 2375 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 75.381231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 75.390382] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 75.397877] LR is at __irq_work_queue_local+0x40/0x74 # [ 75.406035] pc : [] lr : [] psr: 600e0013 # [ 75.414738] sp : c5a47e50 ip : c5a47d58 fp : c5a47e64 # [ 75.422401] r10: 00000009 r9 : c1ad1234 r8 : c15e8cf8 # [ 75.430062] r7 : c5a47f60 r6 : 00000009 r5 : c5cbb000 r4 : c15e8f90 # [ 75.439112] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad2038 # [ 75.448165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 75.458079] Control: 10c5387d Table: 1685004a DAC: 00000051 # [ 75.466349] Process cat (pid: 2375, stack limit = 0xf9cf8bb1) # [ 75.474788] Stack: (0xc5a47e50 to 0xc5a48000) # [ 75.481590] 7e40: 00000028 c5cbb000 c5a47e74 c5a47e68 # [ 75.492725] 7e60: c0c54374 c13bb92c c5a47e9c c5a47e78 c0c54874 c0c54354 c0c54754 c5d01cc0 # [ 75.504031] 7e80: b6df5000 00000009 c50f9cc0 c5a47f60 c5a47ec4 c5a47ea0 c07e03d4 c0c54760 # [ 75.515166] 7ea0: 00000000 c5d01cc0 b6df5000 c2815800 c5a47f60 c07e0370 c5a47f5c c5a47ec8 # [ 75.526386] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c59e3a24 c059b1ec c5a46000 # [ 75.537435] 7ee0: b6df5000 00020000 00000004 00000009 0001fff7 c5a47ee0 00000001 00000805 # [ 75.547179] 7f00: c68dedc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 75.555650] 7f20: 00000000 00000000 c5a46000 2f256a9b b6df4000 c5d01cc0 c5d01cc0 c5a46000 # [ 75.564119] 7f40: b6df5000 00000000 00000000 00000004 c5a47f94 c5a47f60 c059b1ec c059ab40 # [ 75.572589] 7f60: 00000000 00000000 c5a47fac 2f256a9b 00000009 00000009 b6f3ce00 00000004 # [ 75.581058] 7f80: c03002e4 c5a46000 c5a47fa4 c5a47f98 c059b27c c059b184 00000000 c5a47fa8 # [ 75.589528] 7fa0: c03000c0 c059b270 00000009 00000009 00000001 b6df5000 00000009 00000000 # [ 75.597997] 7fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 be92dac4 # [ 75.606466] 7fe0: 00000004 be92d7f8 b6ea6d8f b6e2d7e6 800e0030 00000001 00000000 00000000 # [ 75.614922] Backtrace: # [ 75.617683] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.625976] r5:c5cbb000 r4:00000028 # [ 75.629849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.638159] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.646369] r9:c5a47f60 r8:c50f9cc0 r7:00000009 r6:b6df5000 r5:c5d01cc0 r4:c0c54754 # [ 75.654418] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 75.662542] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6df5000 r5:c5d01cc0 r4:00000000 # [ 75.670583] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 75.678011] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c5a46000 r5:c5d01cc0 # [ 75.686121] r4:c5d01cc0 # [ 75.688949] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 75.696376] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000009 r4:00000009 # [ 75.704416] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 75.712270] Exception st<6>[ 76.215553] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT ack(0xc5a47fa8 to 0xc5a47ff0) # <6>[ 76.222003] lkdtm: attempting bad ro_after_init write at c1b84c60 [ 75.717611] 7fa0: <1>[ 76.231294] 8<--- cut here --- 00000009 0000<010>0[9 0 06.237329] Unable to handle kernel paging request at virtual address c1b84c60 000001 b6df5<010>0[ 0 0 07060.0246979] pgd = ccf75b98 9 00000000 # [ 75.726081<]1 >7 76.251854] [c1b84c60] *pgd=11a1941e(bad) fc0: 00000009 00000009< 0>b[6 f 376.258647] Internal error: Oops: 80d [#13] SMP ARM ce00 00000004 00000001 00000000 0<4>[ 76.266036] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 0020000 be92dac4 # <[4 > [ 7 5 76.297998] CPU: 2 PID: 2449 Comm: cat Tainted: G D W 5.10.180-cip34 #1 734544] 7fe<04:> [0 0 0 07060.0348252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) be92d7f8 b6ea6d8f b6e2d7 [ 76.316872] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 75.739887] Code: e34a3[ 76.324875] LR is at __irq_work_queue_local+0x40/0x74 e3020038 e<344>c[ 0 1 a7d6 .e3032778] pc : [] lr : [] psr: 600e0013 33002 (e<548>4[3 0 0 07)6 . 3 4#1124] sp : c68b7e50 ip : c68b7d58 fp : c68b7e64 [ 75.746<247>5[] - -7-6[. 3e48345] r10: 00000014 r9 : c1ad1240 r8 : c15e8cf8 d trace eac4<04>c[a a 3 87466.b375652] r7 : c68b7f60 r6 : 00000014 r5 : c5d6c000 r4 : c1b84c60 98 ]--- #< 4W>R[I T E _7R6O.:3 64260] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad2038 issing 'call a[c e : '7:6 .[72871] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none FAIL] not [3 9 s7e6l.f3t2172] Control: 10c5387d Table: 16f8804a DAC: 00000051 ests: lkdtm:< 0W>R[I T E _7R6.O3.9999] Process cat (pid: 2449, stack limit = 0xe28ea223) sh # exit=1 < 0#> [s e l f7t6e.s397827] Stack: (0xc68b7e50 to 0xc68b8000) s: lkdtm: WRITE_RA[F T E R7_.404355] 7e40: 00000029 c5d6c000 c68b7e74 c68b7e68 INIT.sh <0>[ 76.414876] 7e60: c0c54374 c13bb97c c68b7e9c c68b7e78 c0c54874 c0c54354 c0c54754 c5c57180 <0>[ 76.424090] 7e80: b6df8000 00000014 c50f9cc0 c68b7f60 c68b7ec4 c68b7ea0 c07e03d4 c0c54760 <0>[ 76.432536] 7ea0: 00000000 c5c57180 b6df8000 c2815800 c68b7f60 c07e0370 c68b7f5c c68b7ec8 <0>[ 76.440983] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c59ad0e4 c059b1ec c68b6000 <0>[ 76.449429] 7ee0: b6df8000 00020000 00000004 00000014 0001ffec c68b7ee0 00000001 00000805 <0>[ 76.457874] 7f00: c6a38b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 76.466321] 7f20: 00000000 00000000 c68b6000 9bdd9cfd b6df7000 c5c57180 c5c57180 c68b6000 <0>[ 76.474768] 7f40: b6df8000 00000000 00000000 00000004 c68b7f94 c68b7f60 c059b1ec c059ab40 <0>[ 76.483213] 7f60: 00000000 00000000 c68b7fac 9bdd9cfd 00000014 00000014 b6f3fe00 00000004 <0>[ 76.491659] 7f80: c03002e4 c68b6000 c68b7fa4 c68b7f98 c059b27c c059b184 00000000 c68b7fa8 <0>[ 76.500104] 7fa0: c03000c0 c059b270 00000014 00000014 00000001 b6df8000 00000014 00000000 <0>[ 76.508551] 7fc0: 00000014 00000014 b6f3fe00 00000004 00000001 00000000 00020000 becb3ac4 <0>[ 76.516997] 7fe0: 00000004 becb37f8 b6ea9d8f b6e307e6 800e0030 00000001 00000000 00000000 <0>[ 76.525437] Backtrace: <0>[ 76.528165] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 76.537392] r5:c5d6c000 r4:00000029 <0>[ 76.541239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 76.549519] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 76.557707] r9:c68b7f60 r8:c50f9cc0 r7:00000014 r6:b6df8000 r5:c5c57180 r4:c0c54754 <0>[ 76.565727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 76.573827] r9:c07e0370 r8:c68b7f60 r7:c2815800 r6:b6df8000 r5:c5c57180 r4:00000000 <0>[ 76.581839] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 76.589245] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c68b6000 r5:c5c57180 <0>[ 76.597339] r4:c5c57180 <0>[ 76.600142] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 76.607545] r9:c68b6000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000014 r4:00000014 <0>[ 76.615561] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 76.623396] Exception stack(0xc68b7fa8 to 0xc68b7ff0) <0>[ 76.628716] 7fa0: 00000014 00000014 00000001 b6df8000 00000014 00000000 <0>[ 76.637161] 7fc0: 00000014 00000014 b6f3fe00 00000004 00000001 00000000 00020000 becb3ac4 <0>[ 76.645607] 7fe0: 00000004 becb37f8 b6ea9d8f b6e307e6 <0>[ 76.650928] Code: e34a3bcd e3020038 e34c01ad e0233002 (e5843000) <4>[ 76.657291] ---[ end trace eac40caa3846b799 ]--- # Segmentation fault # [ 76.215553] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 76.222003] lkdtm: attempting bad ro_after_init write at c1b84c60 # [ 76.231294] 8<--- cut here --- # [ 76.237329] Unable to handle kernel paging request at virtual address c1b84c60 # [ 76.246979] pgd = ccf75b98 # [ 76.251854] [c1b84c60] *pgd=11a1941e(bad) # [ 76.258647] Internal error: Oops: 80d [#13] SMP ARM # [ 76.266036] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 76.297998] CPU: 2 PID: 2449 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 76.308252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.316872] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 76.324875] LR is at __irq_work_queue_local+0x40/0x74 # [ 76.332778] pc : [] lr : [] psr: 600e0013 # [ 76.341124] sp : c68b7e50 ip : c68b7d58 fp : c68b7e64 # [ 76.348345] r10: 00000014 r9 : c1ad1240 r8 : c15e8cf8 # [ 76.355652] r7 : c68b7f60 r6 : 00000014 r5 : c5d6c000 r4 : c1b84c60 # [ 76.364260] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad2038 # [ 76.372871] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.382172] Control: 10c5387d Table: 16f8804a DAC: 00000051 # [ 76.389999] Process cat (pid: 2449, stack limit = 0xe28ea223) # [ 76.397827] Stack: (0xc68b7e50 to 0xc68b8000) # [ 76.404355] 7e40: 00000029 c5d6c000 c68b7e74 c68b7e68 # [ 76.414876] 7e60: c0c54374 c13bb97c c68b7e9c c68b7e78 c0c54874 c0c54354 c0c54754 c5c57180 # [ 76.424090] 7e80: b6df8000 00000014 c50f9cc0 c68b7f60 c68b7ec4 c68b7ea0 c07e03d4 c0c54760 # [ 76.432536] 7ea0: 00000000 c5c57180 b6df8000 c2815800 c68b7f60 c07e0370 c68b7f5c c68b7ec8 # [ 76.440983] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c59ad0e4 c059b1ec c68b6000 # [ 76.449429] 7ee0: b6df8000 00020000 00000004 00000014 0001ffec c68b7ee0 00000001 00000805 # [ 76.457874] 7f00: c6a38b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.466321] 7f20: 00000000 00000000 c68b6000 9bdd9cfd b6df7000 c5c57180 c5c57180 c68b6000 # [ 76.474768] 7f40: b6df8000 00000000 00000000 00000004 c68b7f94 c68b7f60 c059b1ec c059ab40 # [ 76.483213] 7f60: 00000000 00000000 c68b7fac 9bdd9cfd 00000014 00000014 b6f3fe00 00000004 # [ 76.491659] 7f80: c03002e4 c68b6000 c68b7fa4 c68b7f98 c059b27c c059b184 00000000 c68b7fa8 # [ 76.500104] 7fa0: c03000c0 c059b270 00000014 00000014 00000001 b6df8000 00000014 00000000 # [ 76.508551] 7fc0: 00000014 00000014 b6f3fe00 00000004 00000001 00000000 00020000 becb3ac4 # [ 76.516997] 7fe0: 00000004 becb37f8 b6ea9d8f b6e307e6 800e0030 00000001 00000000 00000000 # [ 76.525437] Backtrace: # [ 76.528165] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.537392] r5:c5d6c000 r4:00000029 # [ 76.541239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 76.549519] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 76.557707] r9:c68b7f60 r8:c50f9cc0 r7:00000014 r6:b6df8000 r5:c5c57180 r4:c0c54754 # [ 76.565727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 76.573827] r9:c07e0370 r8:c68b7f60 r7:c2815800 r6:b6df8000 r5:c5c57180 r4:00000000 # [ 76.581839] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 76.589245] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c68b6000 r5:c5c57180 # [ 76.597339] r4:c5c57180 # [ 76.600142] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 76.607545] r9:c68b6000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000014 r4:00000014 # [ 76.615561] [] (sys_write) fro<6>[ 77.116411] lkdtm: Performing direct entry WRITE_KERN m [] (ret_fast_syscall+<6>[ 77.123227] lkdtm: attempting bad 7759716 byte write at c13bb848 0x0/0x28) # [ 76.623396] Excep<1>[ 77.132297] 8<--- cut here --- <1>[ 77.138415] Unable to handle kernel paging request at virtual address c13bb848 <1>[ 77.145916] pgd = 02ffab33 <1>[ 77.148908] [c13bb848] *pgd=1121940e(bad) <0>[ 77.153239] Internal error: Oops: 80d [#14] SMP ARM <4>[ 77.158403] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 77.187960] CPU: 0 PID: 2523 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 77.195989] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 77.202815] PC is at memcpy+0x50/0x330 <4>[ 77.206855] LR is at 0xe92dd830 <4>[ 77.210284] pc : [] lr : [] psr: 200e0013 <4>[ 77.216835] sp : c6bd5e2c ip : e1a0c00d fp : c6bd5e64 <4>[ 77.222343] r10: 0000000b r9 : c1ad1254 r8 : e89da800 <4>[ 77.227851] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 77.234661] r3 : e1a0c00d r2 : 007666c4 r1 : c0c55104 r0 : c13bb848 <4>[ 77.241475] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 77.248894] Control: 10c5387d Table: 15d5c04a DAC: 00000051 <0>[ 77.254924] Process cat (pid: 2523, stack limit = 0x48fe855f) <0>[ 77.260954] Stack: (0xc6bd5e2c to 0xc6bd6000) <0>[ 77.265608] 5e20: c0c550e4 00766764 c6bd5f60 c15e8cf8 c13bb848 <0>[ 77.274079] 5e40: c13bb848 c13bba2c 0000002a c6a24000 0000000b c6bd5f60 c6bd5e74 c6bd5e68 <0>[ 77.282549] 5e60: c0c54374 c13bb9ec c6bd5e9c c6bd5e78 c0c54874 c0c54354 c0c54754 c6a39400 <0>[ 77.291018] 5e80: b6eb4000 0000000b c50f9cc0 c6bd5f60 c6bd5ec4 c6bd5ea0 c07e03d4 c0c54760 <0>[ 77.299487] 5ea0: 00000000 c6a39400 b6eb4000 c2815800 c6bd5f60 c07e0370 c6bd5f5c c6bd5ec8 <0>[ 77.307956] 5ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6bd4000 <0>[ 77.316426] 5ee0: b6eb4000 00020000 00000004 0000000b 0001fff5 c6bd5ee0 00000001 b6eb3000 <0>[ 77.324894] 5f00: c44cc8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 77.333367] 5f20: 00000000 00000000 c13d0e00 9497fe92 c205e6e0 c6a39400 c6a39400 c6bd4000 <0>[ 77.341837] 5f40: b6eb4000 00000000 00000000 00000004 c6bd5f94 c6bd5f60 c059b1ec c059ab40 <0>[ 77.350307] 5f60: 00000000 00000000 c6bd5fac 9497fe92 0000000b 0000000b b6ffbe00 00000004 <0>[ 77.358777] 5f80: c03002e4 c6bd4000 c6bd5fa4 c6bd5f98 c059b27c c059b184 00000000 c6bd5fa8 <0>[ 77.367245] 5fa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6eb4000 0000000b 00000000 <0>[ 77.375716] 5fc0: 0000000b 0000000b b6ffbe00 00000004 00000001 00000000 00020000 bea5fac4 <0>[ 77.384185] 5fe0: 00000004 bea5f7f8 b6f65d8f b6eec7e6 800e0030 00000001 00000000 00000000 <0>[ 77.392641] Backtrace: <0>[ 77.395411] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 77.403882] r7:c6bd5f60 r6:0000000b r5:c6a24000 r4:0000002a <0>[ 77.409837] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 77.418146] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 77.426356] r9:c6bd5f60 r8:c50f9cc0 r7:0000000b r6:b6eb4000 r5:c6a39400 r4:c0c54754 <0>[ 77.434404] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 77.442527] r9:c07e0370 r8:c6bd5f60 r7:c2815800 r6:b6eb4000 r5:c6a39400 r4:00000000 <0>[ 77.450566] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 77.457994] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6bd4000 r5:c6a39400 <0>[ 77.466104] r4:c6a39400 <0>[ 77.468933] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 77.476361] r9:c6bd4000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:0000000b r4:0000000b <0>[ 77.484402] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 77.492254] Exception stack(0xc6bd5fa8 to 0xc6bd5ff0) <0>[ 77.497596] 5fa0: 0000000b 0000000b 00000001 b6eb4000 0000000b 00000000 <0>[ 77.506064] 5fc0: 0000000b 0000000b b6ffbe00 00000004 00000001 00000000 00020000 bea5fac4 <0>[ 77.514528] 5fe0: 00000004 bea5f7f8 b6f65d8f b6eec7e6 <0>[ 77.519872] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 77.526260] ---[ end trace eac40caa3846b79a ]--- tion stack(0xc68b7fa8 to 0xc68b7ff0) # [ 76.628716] 7fa0: 00000014 00000014 00000001 b6df8000 00000014 00000000 # [ 76.637161] 7fc0: 00000014 00000014 b6f3fe00 00000004 00000001 00000000 00020000 becb3ac4 # [ 76.645607] 7fe0: 00000004 becb37f8 b6ea9d8f b6e307e6 # [ 76.650928] Code: e34a3bcd e3020038 e34c01ad e0233002 (e5843000) # [ 76.657291] ---[ end trace eac40caa3846b799 ]--- # 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 # [ 77.116411] lkdtm: Performing direct entry WRITE_KERN # [ 77.123227] lkdtm: attempting bad 7759716 byte write at c13bb848 # [ 77.132297] 8<--- cut here --- # [ 77.138415] Unable to handle kernel paging request at virtual address c13bb848 # [ 77.145916] pgd = 02ffab33 # [ 77.148908] [c13bb848] *pgd=1121940e(bad) # [ 77.153239] Internal error: Oops: 80d [#14] SMP ARM # [ 77.158403] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 77.187960] CPU: 0 PID: 2523 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 77.195989] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.202815] PC is at memcpy+0x50/0x330 # [ 77.206855] LR is at 0xe92dd830 # [ 77.210284] pc : [] lr : [] psr: 200e0013 # [ 77.216835] sp : c6bd5e2c ip : e1a0c00d fp : c6bd5e64 # [ 77.222343] r10: 0000000b r9 : c1ad1254 r8 : e89da800 # [ 77.227851] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 77.234661] r3 : e1a0c00d r2 : 007666c4 r1 : c0c55104 r0 : c13bb848 # [ 77.241475] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.248894] Control: 10c5387d Table: 15d5c04a DAC: 00000051 # [ 77.254924] Process cat (pid: 2523, stack limit = 0x48fe855f) # [ 77.260954] Stack: (0xc6bd5e2c to 0xc6bd6000) # [ 77.265608] 5e20: c0c550e4 00766764 c6bd5f60 c15e8cf8 c13bb848 # [ 77.274079] 5e40: c13bb848 c13bba2c 0000002a c6a24000 0000000b c6bd5f60 c6bd5e74 c6bd5e68 # [ 77.282549] 5e60: c0c54374 c13bb9ec c6bd5e9c c6bd5e78 c0c54874 c0c54354 c0c54754 c6a39400 # [ 77.291018] 5e80: b6eb4000 0000000b c50f9cc0 c6bd5f60 c6bd5ec4 c6bd5ea0 c07e03d4 c0c54760 # [ 77.299487] 5ea0: 00000000 c6a39400 b6eb4000 c2815800 c6bd5f60 c07e0370 c6bd5f5c c6bd5ec8 # [ 77.307956] 5ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d0e00 c059b1ec c6bd4000 # [ 77.316426] 5ee0: b6eb4000 00020000 00000004 0000000b 0001fff5 c6bd5ee0 00000001 b6eb3000 # [ 77.324894] 5f00: c44cc8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.333367] 5f20: 00000000 00000000 c13d0e00 9497fe92 c205e6e0 c6a39400 c6a39400 c6bd4000 # [ 77.341837] 5f40: b6eb4000 00000000 00000000 00000004 c6bd5f94 c6bd5f60 c059b1ec c059ab40 # [ 77.350307] 5f60: 00000000 00000000 c6bd5fac 9497fe92 0000000b 0000000b b6ffbe00 00000004 # [ 77.358777] 5f80: c03002e4 c6bd4000 c6bd5fa4 c6bd5f98 c059b27c c059b184 00000000 c6bd5fa8 # [ 77.367245] 5fa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6eb4000 0000000b 00000000 # [ 77.375716] 5fc0: 0000000b 0000000b b6ffbe00 00000004 00000001 00000000 00020000 bea5fac4 # [ 77.384185] 5fe0: 00000004 bea5f7f8 b6f65d8f b6eec7e6 800e0030 00000001 00000000 00000000 # [ 77.392641] Backtrace: # [ 77.395411] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.403882] r7:c6bd5f60 r6:0000000b r5:c6a24000 r4:0000002a # [ 77.409837] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.418146] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 77.426356] r9:c6bd5f60 r8:c50f9cc0 r7:0000000b r6:b6eb4000 r5:c6a39400 r4:c0c54754 # [ 77.434404] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 77.442527] r9:c07e0370 r8:c6bd5f60 r7:c2815800 r6:b6eb4000 r5:c6a39400 r4:00000000 # [ 77.450566] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 77.457994] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6bd4000 r5:c6a39400 # [ 77.466104] r4:c6a39400 # [ 77.468933] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 77.476361] r9:c6bd4000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:0000000b r4:0000000b # [ 77.484402] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 77.492254] Exception stack(0xc6bd5fa8 to 0xc6bd5ff0) # [ 77.497596] 5fa0: 0000000b 0000000b 00000001 b6eb4000 0000000b 00000000 # [ 77.506064] 5fc0:<6>[ 78.053451] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 0000000b 0000000b b6ffbe00 00000<6>[ 78.062414] lkdtm: attempting good refcount_inc() without overflow 004 00000001 00000000 00020000 be<6>[ 78.071681] lkdtm: attempting bad refcount_inc() overflow a5fac4 # [ 77.51452<84]> [5 f 78.080160] ------------[ cut here ]------------ 0: 00000004 bea5f7f8 b6f65d8f b6e<4>[ 78.087454] WARNING: CPU: 3 PID: 2598 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ec7e6 # [ 77.519872] Code: f5d<4>[ 78.098985] refcount_t: saturated; leaking memory. 1f05c f5d1f07c e8b151f8 e2522020 <4>[ 78.106909] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 (e8a051f8) # [ 77.526260] ---<4>[ 78.138877] CPU: 3 PID: 2598 Comm: cat Tainted: G D W 5.10.180-cip34 #1 [ end trace e4[0 c a a7388.449689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6b79a ]--- # WRITE<_4K>E[R N : 8.158385] Backtrace: missing 'call trace:': [FAIL] no<4>[ 78.163281] [] (dump_backtrace) from [] (show_stack+0x20/0x24) t ok 41 selftests:< 4l>k[d t m7:.173961] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 WRITE_KERN.sh # exit=1 # se[ 78.181970] [] (show_stack) from [] (dump_stack+0xe0/0x100) tests: lkdtm: REFCOUNT_INC_OVE[ 78.192143] [] (dump_stack) from [] (__warn+0x98/0x14c) LOW.sh <4>[ 78.202048] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 <4>[ 78.210748] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 78.218504] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c5a46000 <4>[ 78.224440] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 78.233670] r9:c1ad1260 r8:c15e8cf8 r7:c5a47f60 r6:00000016 r5:c5982000 r4:c5a46000 <4>[ 78.241691] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 78.251623] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 78.261986] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 78.271386] r4:0000002b <4>[ 78.274192] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 78.282477] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 78.290666] r9:c5a47f60 r8:c50f9cc0 r7:00000016 r6:b6e08000 r5:c6a39a40 r4:c0c54754 <4>[ 78.298690] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 78.306793] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6e08000 r5:c6a39a40 r4:00000000 <4>[ 78.314810] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 78.322220] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5a46000 r5:c6a39a40 <4>[ 78.330317] r4:c6a39a40 <4>[ 78.333125] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 78.340532] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000016 r4:00000016 <4>[ 78.348551] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 78.356389] Exception stack(0xc5a47fa8 to 0xc5a47ff0) <4>[ 78.361715] 7fa0: 00000016 00000016 00000001 b6e08000 00000016 00000000 <4>[ 78.370168] 7fc0: 00000016 00000016 b6f4fe00 00000004 00000001 00000000 00020000 beedeac4 <4>[ 78.378614] 7fe0: 00000004 beede7f8 b6eb9d8f b6e407e6 <4>[ 78.384019] irq event stamp: 0 <4>[ 78.387360] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 78.393253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 78.401095] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 78.408868] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 78.414781] ---[ end trace eac40caa3846b79b ]--- <6>[ 78.419685] lkdtm: Overflow detected: saturated # [ 78.053451] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 78.062414] lkdtm: attempting good refcount_inc() without overflow # [ 78.071681] lkdtm: attempting bad refcount_inc() overflow # [ 78.080160] ------------[ cut here ]------------ # [ 78.087454] WARNING: CPU: 3 PID: 2598 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 78.098985] refcount_t: saturated; leaking memory. # [ 78.106909] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 78.138877] CPU: 3 PID: 2598 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 78.149689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.158385] Backtrace: # [ 78.163281] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 78.173961] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 78.181970] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 78.192143] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 78.202048] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 # [ 78.210748] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 78.218504] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c5a46000 # [ 78.224440] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 78.233670] r9:c1ad1260 r8:c15e8cf8 r7:c5a47f60 r6:00000016 r5:c5982000 r4:c5a46000 # [ 78.241691] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 78.251623] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 78.261986] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.271386] r4:0000002b # [ 78.274192] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.282477] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.290666] r9:c5a47f60 r8:c50f9cc0 r7:00000016 r6:b6e08000 r5:c6a39a40 r4:c0c54754 # [ 78.298690] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 78.306793] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6e08000 r5:c6a39a40 r4:00000000 # [ 78.314810] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.322220] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5a46000 r5:c6a39a40 # [ 78.330317] r4:c6a39a40 # [ 78.333125] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 78.340532] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000016 r4:00000016 # [ 78.348551] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 78.356389] Exception stack(0xc5a47fa8 to 0xc5a47ff0) # [ 78.361715] 7fa0: 00000016 00000016 00000001 b6e08000 00000016 00000000 # [ 78.370168] 7fc0: 00000016 00000016 b6f4fe00 00000004 00000001 00000000 00020000 beedeac4 # [ 78.378614] 7fe0: 00000004 beede7f8 b6eb9d8f b6e407e6 # [ 78.384019] irq event stamp: 0 # [ 78.387360] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 78.393253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 78.401095] softirqs last enabled at (0): [] copy_process+0x5<6>[ 78.828598] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW f8/0x1944 # [ 78.408868] softi<6>[ 78.837088] lkdtm: attempting good refcount_add() without overflow rqs last disabled at (0): [<00000<6>[ 78.846363] lkdtm: attempting bad refcount_add() overflow 000>] 0x0 # [ 78.414781] ---[ <4>[ 78.854926] ------------[ cut here ]------------ end trace eac40caa3846b79b ]--- <4>[ 78.862695] WARNING: CPU: 0 PID: 2632 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 78.419685] lkdtm: Overflow <4>[ 78.874343] refcount_t: saturated; leaking memory. detected: saturated # REFCOUNT_I<4>[ 78.882206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 NC_OVERFLOW: missing 'call trace:<4>[ 78.914225] CPU: 0 PID: 2632 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 78.925030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 78.931823] Backtrace: <4>[ 78.934560] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 78.942399] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 78.948331] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 78.955914] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 78.963144] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 <4>[ 78.971160] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 78.978910] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c47ca000 <4>[ 78.984842] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 78.994068] r9:c1ad1278 r8:c15e8cf8 r7:c47cbf60 r6:00000016 r5:c6a24000 r4:c47ca000 <4>[ 79.002084] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 79.012011] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 79.022370] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 79.031766] r4:0000002c <4>[ 79.034571] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 79.042852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 79.051037] r9:c47cbf60 r8:c50f9cc0 r7:00000016 r6:b6ea2000 r5:c5ad6280 r4:c0c54754 <4>[ 79.059055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 79.067154] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6ea2000 r5:c5ad6280 r4:00000000 <4>[ 79.075166] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 79.082572] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c47ca000 r5:c5ad6280 <4>[ 79.090665] r4:c5ad6280 <4>[ 79.093469] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 79.100873] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:00000016 r4:00000016 <4>[ 79.108887] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 79.116722] Exception stack(0xc47cbfa8 to 0xc47cbff0) <4>[ 79.122045] bfa0: 00000016 00000016 00000001 b6ea2000 00000016 00000000 <4>[ 79.130492] bfc0: 00000016 00000016 b6fe9e00 00000004 00000001 00000000 00020000 beadfac4 <4>[ 79.138934] bfe0: 00000004 beadf7f8 b6f53d8f b6eda7e6 ': [FAIL] not ok 42 selftests: l<4>[ 79.144354] irq event stamp: 0 kdtm: REFCOUNT_INC_OVERFLOW.sh # <4>[ 79.150503] hardirqs last enabled at (0): [<00000000>] 0x0 exit=1 # selftests: lkdtm: REFCO<4>[ 79.159817] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 UNT_ADD_OVERFLOW.sh <4>[ 79.170871] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 79.179420] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 79.185290] ---[ end trace eac40caa3846b79c ]--- <6>[ 79.190182] lkdtm: Overflow detected: saturated # [ 78.828598] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 78.837088] lkdtm: attempting good refcount_add() without overflow # [ 78.846363] lkdtm: attempting bad refcount_add() overflow # [ 78.854926] ------------[ cut here ]------------ # [ 78.862695] WARNING: CPU: 0 PID: 2632 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 78.874343] refcount_t: saturated; leaking memory. # [ 78.882206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 78.914225] CPU: 0 PID: 2632 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 78.925030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.931823] Backtrace: # [ 78.934560] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 78.942399] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 78.948331] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 78.955914] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 78.963144] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 # [ 78.971160] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 78.978910] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c47ca000 # [ 78.984842] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 78.994068] r9:c1ad1278 r8:c15e8cf8 r7:c47cbf60 r6:00000016 r5:c6a24000 r4:c47ca000 # [ 79.002084] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 79.012011] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 79.022370] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.031766] r4:0000002c # [ 79.034571] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.042852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.051037] r9:c47cbf60 r8:c50f9cc0 r7:00000016 r6:b6ea2000 r5:c5ad6280 r4:c0c54754 # [ 79.059055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 79.067154] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6ea2000 r5:c5ad6280 r4:00000000 # [ 79.075166] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.082572] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c47ca000 r5:c5ad6280 # [ 79.090665] r4:c5ad6280 # [ 79.093469] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.100873] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:00000016 r4:00000016 # [ 79.108887] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.116722] Exception stack(0xc47cbfa8 to 0xc47cbff0) # [ 79.122045] bfa0: 00000016 00000016 00000001 b6ea2000 00000016 00000000 # [ 79.130492] bfc0: 00000016 00000016 b6fe9e00 00000004 00000001 00000000 00020000 beadfac4 # [ 79.138934] bfe0: 00000004 beadf7f8 b6f53d8f b6eda7e6 # [ 79.144354] irq event stamp: 0 # [ 79.150503] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 79.159817] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 79.170871] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 79.179420] softirqs last disabled at (0): [<00000000>] <6>[ 79.626335] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 0x0 # [ 79.185290] ---[ end tr<6>[ 79.635376] lkdtm: attempting bad refcount_inc_not_zero() overflow ace eac40caa3846b79c ]--- # [ <4>[ 79.644701] ------------[ cut here ]------------ 79.190182] lkdtm: Overflow detect<4>[ 79.652624] WARNING: CPU: 0 PID: 2666 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ed: saturated # REFCOUNT_ADD_OVE<4>[ 79.664122] refcount_t: saturated; leaking memory. RFLOW: missing 'call trace:': [FA<4>[ 79.672153] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 IL] not ok 43 selftests: lkdtm: <4>[ 79.704074] CPU: 0 PID: 2666 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 79.714898] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 79.721692] Backtrace: <4>[ 79.724427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 79.732267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 79.738202] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 79.745786] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 79.753018] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 <4>[ 79.761033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 79.768782] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c692e000 <4>[ 79.774714] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 79.783942] r9:c1ad1290 r8:c15e8cf8 r7:c692ff60 r6:0000001f r5:c5f60000 r4:7fffffff <4>[ 79.791959] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 79.802665] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 79.814579] r5:c5f60000 r4:c692e000 <4>[ 79.818429] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 79.828607] r4:0000002d <4>[ 79.831411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 79.839691] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 79.847879] r9:c692ff60 r8:c50f9cc0 r7:0000001f r6:b6e6a000 r5:c5ad7a40 r4:c0c54754 <4>[ 79.855898] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 79.863998] r9:c07e0370 r8:c692ff60 r7:c2815800 r6:b6e6a000 r5:c5ad7a40 r4:00000000 <4>[ 79.872011] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 79.879415] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c692e000 r5:c5ad7a40 <4>[ 79.887508] r4:c5ad7a40 <4>[ 79.890311] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 79.897715] r9:c692e000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:0000001f r4:0000001f <4>[ 79.905731] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 79.913566] Exception stack(0xc692ffa8 to 0xc692fff0) <4>[ 79.918887] ffa0: 0000001f 0000001f 00000001 b6e6a000 0000001f 00000000 <4>[ 79.927336] ffc0: 0000001f 0000001f b6fb1e00 00000004 00000001 00000000 00020000 be80eac4 <4>[ 79.935781] ffe0: 00000004 be80e7f8 b6f1bd8f b6ea27e6 REFCOUNT_ADD_OVERFLOW.sh # exit=1<4>[ 79.941229] irq event stamp: 0 # selftests: lkdtm: REFCOUNT_IN<4>[ 79.947364] hardirqs last enabled at (0): [<00000000>] 0x0 C_NOT_ZERO_OVERFLOW.sh <4>[ 79.956161] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 79.965961] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 79.973748] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 79.979593] ---[ end trace eac40caa3846b79d ]--- <6>[ 79.984507] lkdtm: Overflow detected: saturated # [ 79.626335] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 79.635376] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 79.644701] ------------[ cut here ]------------ # [ 79.652624] WARNING: CPU: 0 PID: 2666 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 79.664122] refcount_t: saturated; leaking memory. # [ 79.672153] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 79.704074] CPU: 0 PID: 2666 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 79.714898] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.721692] Backtrace: # [ 79.724427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 79.732267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 79.738202] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 79.745786] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 79.753018] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 # [ 79.761033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 79.768782] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c692e000 # [ 79.774714] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 79.783942] r9:c1ad1290 r8:c15e8cf8 r7:c692ff60 r6:0000001f r5:c5f60000 r4:7fffffff # [ 79.791959] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 79.802665] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 79.814579] r5:c5f60000 r4:c692e000 # [ 79.818429] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.828607] r4:0000002d # [ 79.831411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.839691] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.847879] r9:c692ff60 r8:c50f9cc0 r7:0000001f r6:b6e6a000 r5:c5ad7a40 r4:c0c54754 # [ 79.855898] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 79.863998] r9:c07e0370 r8:c692ff60 r7:c2815800 r6:b6e6a000 r5:c5ad7a40 r4:00000000 # [ 79.872011] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.879415] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c692e000 r5:c5ad7a40 # [ 79.887508] r4:c5ad7a40 # [ 79.890311] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.897715] r9:c692e000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:0000001f r4:0000001f # [ 79.905731] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.913566] Exception stack(0xc692ffa8 to 0xc692fff0) # [ 79.918887] ffa0: 0000001f 0000001f 00000001 b6e6a000 0000001f 00000000 # [ 79.927336] ffc0: 0000001f 0000001f b6fb1e00 00000004 00000001 00000000 00020000 be80eac4 # [ 79.935781] ffe0: 00000004 be80e7f8 b6f1bd8f b6ea27e6 # [ 79.941229] irq event stamp: 0 # [ 79.947364] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 79.956161] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 79.965961] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 79.973748] softirqs last disabled at (0): [<00000000>] 0x0 # [ 79.9<6>[ 80.430550] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 79593] ---[ end trace eac40caa384<6>[ 80.438741] lkdtm: attempting bad refcount_add_not_zero() overflow 6b79d ]--- # [ 79.984507] lkdt<4>[ 80.448024] ------------[ cut here ]------------ m: Overflow detected: saturated <4>[ 80.455809] WARNING: CPU: 0 PID: 2700 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # REFCOUNT_INC_NOT_ZERO_OVERFLOW:<4>[ 80.467381] refcount_t: saturated; leaking memory. missing 'call trace:': [FAIL] n<4>[ 80.475429] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 ot ok 44 selftests: lkdtm: REFCOU<4>[ 80.507350] CPU: 0 PID: 2700 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 80.518169] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 80.524965] Backtrace: <4>[ 80.527706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 80.535551] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 80.541489] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 80.549078] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 80.556312] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 <4>[ 80.564332] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 80.572086] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c5e9a000 <4>[ 80.578026] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 80.587256] r9:c1ad12b0 r8:c15e8cf8 r7:c5e9bf60 r6:0000001f r5:c6a24000 r4:7fffffff <4>[ 80.595277] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 80.605986] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 80.617903] r5:c6a24000 r4:c5e9a000 <4>[ 80.621756] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 80.631938] r4:0000002e <4>[ 80.634746] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 80.643030] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 80.651220] r9:c5e9bf60 r8:c50f9cc0 r7:0000001f r6:b6ddd000 r5:c5995400 r4:c0c54754 <4>[ 80.659242] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 80.667346] r9:c07e0370 r8:c5e9bf60 r7:c2815800 r6:b6ddd000 r5:c5995400 r4:00000000 <4>[ 80.675363] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 80.682771] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5e9a000 r5:c5995400 <4>[ 80.690869] r4:c5995400 <4>[ 80.693677] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 80.701085] r9:c5e9a000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000001f r4:0000001f <4>[ 80.709105] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 80.716942] Exception stack(0xc5e9bfa8 to 0xc5e9bff0) <4>[ 80.722267] bfa0: 0000001f 0000001f 00000001 b6ddd000 0000001f 00000000 <4>[ 80.730718] bfc0: 0000001f 0000001f b6f24e00 00000004 00000001 00000000 00020000 bef60ac4 <4>[ 80.739166] bfe0: 00000004 bef607f8 b6e8ed8f b6e157e6 NT_INC_NOT_ZERO_OVERFLOW.sh # exi<4>[ 80.744604] irq event stamp: 0 t=1 # selftests: lkdtm: REFCOUNT<4>[ 80.750797] hardirqs last enabled at (0): [<00000000>] 0x0 _ADD_NOT_ZERO_OVERFLOW.sh <4>[ 80.759488] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 80.770694] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 80.778551] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 80.784435] ---[ end trace eac40caa3846b79e ]--- <6>[ 80.789331] lkdtm: Overflow detected: saturated # [ 80.430550] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 80.438741] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 80.448024] ------------[ cut here ]------------ # [ 80.455809] WARNING: CPU: 0 PID: 2700 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 80.467381] refcount_t: saturated; leaking memory. # [ 80.475429] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 80.507350] CPU: 0 PID: 2700 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 80.518169] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.524965] Backtrace: # [ 80.527706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 80.535551] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 80.541489] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.549078] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 80.556312] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 # [ 80.564332] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 80.572086] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c5e9a000 # [ 80.578026] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 80.587256] r9:c1ad12b0 r8:c15e8cf8 r7:c5e9bf60 r6:0000001f r5:c6a24000 r4:7fffffff # [ 80.595277] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 80.605986] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 80.617903] r5:c6a24000 r4:c5e9a000 # [ 80.621756] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.631938] r4:0000002e # [ 80.634746] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.643030] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.651220] r9:c5e9bf60 r8:c50f9cc0 r7:0000001f r6:b6ddd000 r5:c5995400 r4:c0c54754 # [ 80.659242] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 80.667346] r9:c07e0370 r8:c5e9bf60 r7:c2815800 r6:b6ddd000 r5:c5995400 r4:00000000 # [ 80.675363] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.682771] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5e9a000 r5:c5995400 # [ 80.690869] r4:c5995400 # [ 80.693677] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.701085] r9:c5e9a000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000001f r4:0000001f # [ 80.709105] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.716942] Exception stack(0xc5e9bfa8 to 0xc5e9bff0) # [ 80.722267] bfa0: 0000001f 0000001f 00000001 b6ddd000 0000001f 00000000 # [ 80.730718] bfc0: 0000001f 0000001f b6f24e00 00000004 00000001 00000000 00020000 bef60ac4 # [ 80.739166] bfe0: 00000004 bef607f8 b6e8ed8f b6e157e6 # [ 80.744604] irq event stamp: 0 # [ 80.750797] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 80.759488] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 80.770694] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 80.778551] softirqs last disabled at (0):<6>[ 81.233398] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [<00000000>] 0x0 # [ 80.78443<6>[ 81.241127] lkdtm: attempting good refcount_dec() 5] ---[ end trace eac<460>c[a a 381.248904] lkdtm: attempting bad refcount_dec() to zero 846b79e ]--- # [ 80.789331] lk<4>[ 81.256800] ------------[ cut here ]------------ dtm: Overflow detected: saturated<4>[ 81.264548] WARNING: CPU: 2 PID: 2734 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # REFCOUNT_ADD_NOT_ZERO_OVERFLO<4>[ 81.276106] refcount_t: decrement hit 0; leaking memory. W: missing 'call trace:': [FAIL] <4>[ 81.284515] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 not ok 45 selftests: lkdtm: REFC<4>[ 81.316496] CPU: 2 PID: 2734 Comm: cat Tainted: G D W 5.10.180-cip34 #1 OUNT_ADD_NOT_R[O _ O 8V1E.R327310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) LOW.sh # exit=1 # sele[s t 81.336007] Backtrace: : lkdtm: REFCOUNT_DEC_ZERO.sh <4>[ 81.341078] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 81.351586] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 81.357523] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 81.365112] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 81.372347] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 <4>[ 81.380369] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 81.388123] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c5d5e000 <4>[ 81.394059] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 81.403290] r9:c1ad12d0 r8:c15e8cf8 r7:c5d5ff60 r6:00000012 r5:c5a9a000 r4:c5d5e000 <4>[ 81.411312] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 81.421240] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 81.431256] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 81.440309] r4:0000002f <4>[ 81.443118] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 81.451402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 81.459593] r9:c5d5ff60 r8:c50f9cc0 r7:00000012 r6:b6de5000 r5:c28092c0 r4:c0c54754 <4>[ 81.467618] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 81.475721] r9:c07e0370 r8:c5d5ff60 r7:c2815800 r6:b6de5000 r5:c28092c0 r4:00000000 <4>[ 81.483737] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 81.491145] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c5d5e000 r5:c28092c0 <4>[ 81.499242] r4:c28092c0 <4>[ 81.502049] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 81.509458] r9:c5d5e000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012 <4>[ 81.517478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 81.525316] Exception stack(0xc5d5ffa8 to 0xc5d5fff0) <4>[ 81.530643] ffa0: 00000012 00000012 00000001 b6de5000 00000012 00000000 <4>[ 81.539093] ffc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 be85fac4 <4>[ 81.547542] ffe0: 00000004 be85f7f8 b6e96d8f b6e1d7e6 <4>[ 81.552957] irq event stamp: 0 <4>[ 81.556301] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 81.562189] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 81.569955] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 81.577752] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 81.583639] ---[ end trace eac40caa3846b79f ]--- <6>[ 81.588536] lkdtm: Zero detected: saturated # [ 81.233398] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 81.241127] lkdtm: attempting good refcount_dec() # [ 81.248904] lkdtm: attempting bad refcount_dec() to zero # [ 81.256800] ------------[ cut here ]------------ # [ 81.264548] WARNING: CPU: 2 PID: 2734 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 81.276106] refcount_t: decrement hit 0; leaking memory. # [ 81.284515] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 81.316496] CPU: 2 PID: 2734 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 81.327310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.336007] Backtrace: # [ 81.341078] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.351586] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 81.357523] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 81.365112] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 81.372347] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 # [ 81.380369] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 81.388123] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c5d5e000 # [ 81.394059] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 81.403290] r9:c1ad12d0 r8:c15e8cf8 r7:c5d5ff60 r6:00000012 r5:c5a9a000 r4:c5d5e000 # [ 81.411312] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 81.421240] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 81.431256] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.440309] r4:0000002f # [ 81.443118] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.451402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.459593] r9:c5d5ff60 r8:c50f9cc0 r7:00000012 r6:b6de5000 r5:c28092c0 r4:c0c54754 # [ 81.467618] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 81.475721] r9:c07e0370 r8:c5d5ff60 r7:c2815800 r6:b6de5000 r5:c28092c0 r4:00000000 # [ 81.483737] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.491145] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c5d5e000 r5:c28092c0 # [ 81.499242] r4:c28092c0 # [ 81.502049] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.509458] r9:c5d5e000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012 # [ 81.517478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.525316] Exception stack(0xc5d5ffa8 to 0xc5d5fff0) # [ 81.530643] ffa0: 00000012 00000012 00000001 b6de5000 00000012 00000000 # [ 81.539093] ffc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 be85fac4 # [ 81.547542] ffe0: 00000004 be85f7f8 b6e96d8f b6e1d7e6 # [ 81.552957] irq event stamp: 0 # [ 81.556301] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 81.562189] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 81.569955] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 81.577752] softirqs last disabled at (0): [<00000000>] 0x0 # [ 81.583639] ---[ end trace eac40caa3846b79f ]--- # [ 81.588536] lkdtm: Zero det<6>[ 82.004313] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE ected: saturated # REFCOUNT_DEC_<6>[ 82.011704] lkdtm: attempting bad refcount_dec() below zero ZERO: missing 'call tra:[' : 82.020333] ------------[ cut here ]------------ [FAIL] not ok 46 selftests: lkd<4>[ 82.027642] WARNING: CPU: 1 PID: 2771 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 tm: REFCOUNT_DEC_ZERO.sh # exit=1<4>[ 82.039222] refcount_t: decrement hit 0; leaking memory. # selftests: lkdtm: REFCOUNT_DE<4>[ 82.047668] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 C_NEGATIVE.sh <4>[ 82.079603] CPU: 1 PID: 2771 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 82.088829] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 82.095623] Backtrace: <4>[ 82.098359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 82.106199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 82.112134] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 82.119720] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 82.126950] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 <4>[ 82.134966] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 82.142716] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c6c26000 <4>[ 82.148649] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 82.157876] r9:c1ad12e4 r8:c15e8cf8 r7:c6c27f60 r6:00000016 r5:00000000 r4:c6c26000 <4>[ 82.165893] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 82.175817] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 82.186177] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 82.195574] r5:c5d4d000 r4:00000030 <4>[ 82.199420] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 82.207698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 82.215882] r9:c6c27f60 r8:c50f9cc0 r7:00000016 r6:b6e2d000 r5:c5995180 r4:c0c54754 <4>[ 82.223902] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 82.231999] r9:c07e0370 r8:c6c27f60 r7:c2815800 r6:b6e2d000 r5:c5995180 r4:00000000 <4>[ 82.240012] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 82.247417] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c6c26000 r5:c5995180 <4>[ 82.255512] r4:c5995180 <4>[ 82.258317] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 82.265722] r9:c6c26000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000016 r4:00000016 <4>[ 82.273738] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 82.281573] Exception stack(0xc6c27fa8 to 0xc6c27ff0) <4>[ 82.286894] 7fa0: 00000016 00000016 00000001 b6e2d000 00000016 00000000 <4>[ 82.295340] 7fc0: 00000016 00000016 b6f74e00 00000004 00000001 00000000 00020000 becceac4 <4>[ 82.303784] 7fe0: 00000004 becce7f8 b6eded8f b6e657e6 <4>[ 82.309179] irq event stamp: 0 <4>[ 82.312536] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 82.318389] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 82.326175] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 82.333968] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 82.339815] ---[ end trace eac40caa3846b7a0 ]--- <6>[ 82.344755] lkdtm: Negative detected: saturated # [ 82.004313] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 82.011704] lkdtm: attempting bad refcount_dec() below zero # [ 82.020333] ------------[ cut here ]------------ # [ 82.027642] WARNING: CPU: 1 PID: 2771 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 82.039222] refcount_t: decrement hit 0; leaking memory. # [ 82.047668] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 82.079603] CPU: 1 PID: 2771 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 82.088829] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.095623] Backtrace: # [ 82.098359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 82.106199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 82.112134] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 82.119720] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 82.126950] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 # [ 82.134966] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 82.142716] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c6c26000 # [ 82.148649] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 82.157876] r9:c1ad12e4 r8:c15e8cf8 r7:c6c27f60 r6:00000016 r5:00000000 r4:c6c26000 # [ 82.165893] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 82.175817] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 82.186177] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.195574] r5:c5d4d000 r4:00000030 # [ 82.199420] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.207698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.215882] r9:c6c27f60 r8:c50f9cc0 r7:00000016 r6:b6e2d000 r5:c5995180 r4:c0c54754 # [ 82.223902] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 82.231999] r9:c07e0370 r8:c6c27f60 r7:c2815800 r6:b6e2d000 r5:c5995180 r4:00000000 # [ 82.240012] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.247417] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c6c26000 r5:c5995180 # [ 82.255512] r4:c5995180 # [ 82.258317] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.265722] r9:c6c26000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000016 r4:00000016 # [ 82.273738] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.281573] Exception stack(0xc6c27fa8 to 0xc6c27ff0) # [ 82.286894] 7fa0: 00000016 00000016 00000001 b6e2d000 00000016 00000000 # [ 82.295340] 7fc0: 00000016 00000016 b6f74e00 00000004 00000001 00000000 00020000 becceac4 # [ 82.303784] 7fe0: 00000004 becce7f8 b6eded8f b6e657e6 # [ 82.309179] irq event stamp: 0 # [ 82.312536] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 82.318389] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 82.326175] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 82.333968] softirqs last disabled at (0): [<00000000>] 0x0 # [ 82.339815] ---[ end trace eac40caa3846b7a0 ]--- # [ 82.344755] 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 <6>[ 82.897283] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 82.904549] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 82.911306] ------------[ cut here ]------------ <4>[ 82.916250] WARNING: CPU: 0 PID: 2806 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 82.925155] refcount_t: underflow; use-after-free. <4>[ 82.930244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 82.960355] CPU: 0 PID: 2806 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 82.968389] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 82.975201] Backtrace: <4>[ 82.977976] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 82.985841] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 82.991802] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 82.999412] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 83.006666] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 <4>[ 83.014711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 83.022483] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c6fa6000 <4>[ 83.028444] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 83.037782] r9:c1ad12fc r8:c15e8cf8 r7:c6fa7f60 r6:0000001f r5:00000000 r4:c6fa6000 <4>[ 83.045825] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 83.056562] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 83.068508] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 83.078706] r5:c6a24000 r4:00000031 <4>[ 83.082573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 83.090880] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 83.099091] r9:c6fa7f60 r8:c50f9cc0 r7:0000001f r6:b6e15000 r5:c6a8e280 r4:c0c54754 <4>[ 83.107137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 83.115259] r9:c07e0370 r8:c6fa7f60 r7:c2815800 r6:b6e15000 r5:c6a8e280 r4:00000000 <4>[ 83.123295] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 83.130721] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6fa6000 r5:c6a8e280 <4>[ 83.138832] r4:c6a8e280 <4>[ 83.141660] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 83.149088] r9:c6fa6000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:0000001f r4:0000001f <4>[ 83.157128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 83.164980] Exception stack(0xc6fa7fa8 to 0xc6fa7ff0) <4>[ 83.170324] 7fa0: 0000001f 0000001f 00000001 b6e15000 0000001f 00000000 <4>[ 83.178795] 7fc0: 0000001f 0000001f b6f5ce00 00000004 00000001 00000000 00020000 be8d7ac4 <4>[ 83.187260] 7fe0: 00000004 be8d77f8 b6ec6d8f b6e4d7e6 <4>[ 83.192691] irq event stamp: 0 <4>[ 83.196057] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 83.202021] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 83.209816] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 83.217671] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 83.223603] ---[ end trace eac40caa3846b7a1 ]--- <6>[ 83.228556] lkdtm: Negative detected: saturated # [ 82.897283] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 82.904549] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 82.911306] ------------[ cut here ]------------ # [ 82.916250] WARNING: CPU: 0 PID: 2806 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 82.925155] refcount_t: underflow; use-after-free. # [ 82.930244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 82.960355] CPU: 0 PID: 2806 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 82.968389] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.975201] Backtrace: # [ 82.977976] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 82.985841] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 82.991802] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 82.999412] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 83.006666] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 # [ 83.014711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 83.022483] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c6fa6000 # [ 83.028444] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 83.037782] r9:c1ad12fc r8:c15e8cf8 r7:c6fa7f60 r6:0000001f r5:00000000 r4:c6fa6000 # [ 83.045825] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 83.056562] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 83.068508] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.078706] r5:c6a24000 r4:00000031 # [ 83.082573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.090880] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.099091] r9:c6fa7f60 r8:c50f9cc0 r7:0000001f r6:b6e15000 r5:c6a8e280 r4:c0c54754 # [ 83.107137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 83.115259] r9:c07e0370 r8:c6fa7f60 r7:c2815800 r6:b6e15000 r5:c6a8e280 r4:00000000 # [ 83.123295] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.130721] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6fa6000 r5:c6a8e280 # [ 83.138832] r4:c6a8e280 # [ 83.141660] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.149088] r9:c6fa6000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:0000001f r4:0000001f # [ 83.157128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.164980] Exception stack(0xc6fa7fa8 to 0xc6fa7ff0) # [ 83.170324] 7fa0: 0000001f 0000001f 00000001 b6e15000 0000001f 00000000 # [ 83.178795] 7fc0: 0000001f 0000001f b6f5ce00 00000004 00000001 00000000 00020000 be8d7ac4 # [ 83.187260] 7fe0: 00000004 be8d77f8 b6ec6d8f b6e4d7e6 # [ 83.192691] irq event stamp: 0 # [ 83.196057] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 83.202021] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 83.209816] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 83.217671] softirqs last disabled at (0): [<00000000>] 0x0 # [ 83.223603] ---[ end trace eac40caa3846b7a1 ]--- # [ 83.228556] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm<6>[ 83.700043] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE : REFCOUNT_DEC_AND_TEST_NEGATIVE.<6>[ 83.709718] lkdtm: attempting bad refcount_sub_and_test() below zero sh # selftests: lkdtm: REFCOUNT_<4>[ 83.719086] ------------[ cut here ]------------ SUB_AND_TEST_NEGATIVE.sh <4>[ 83.726815] WARNING: CPU: 3 PID: 2841 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 83.737816] refcount_t: underflow; use-after-free. <4>[ 83.742906] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 83.772332] CPU: 3 PID: 2841 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 83.780344] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 83.787136] Backtrace: <4>[ 83.789870] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 83.797711] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 83.803644] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 83.811228] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 83.818459] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 <4>[ 83.826474] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 83.834223] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c6f72000 <4>[ 83.840156] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 83.849471] r9:c1ad131c r8:c15e8cf8 r7:c6f73f60 r6:0000001f r5:c5c65000 r4:c6f72000 <4>[ 83.857489] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 83.868197] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 83.880118] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 83.890296] r4:00000032 <4>[ 83.893100] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 83.901381] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 83.909567] r9:c6f73f60 r8:c50f9cc0 r7:0000001f r6:b6e74000 r5:c597db80 r4:c0c54754 <4>[ 83.917585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 83.925684] r9:c07e0370 r8:c6f73f60 r7:c2815800 r6:b6e74000 r5:c597db80 r4:00000000 <4>[ 83.933697] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 83.941102] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c6f72000 r5:c597db80 <4>[ 83.949195] r4:c597db80 <4>[ 83.951999] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 83.959402] r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:0000001f r4:0000001f <4>[ 83.967419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 83.975254] Exception stack(0xc6f73fa8 to 0xc6f73ff0) <4>[ 83.980575] 3fa0: 0000001f 0000001f 00000001 b6e74000 0000001f 00000000 <4>[ 83.989023] 3fc0: 0000001f 0000001f b6fbbe00 00000004 00000001 00000000 00020000 bed63ac4 <4>[ 83.997469] 3fe0: 00000004 bed637f8 b6f25d8f b6eac7e6 <4>[ 84.002850] irq event stamp: 0 <4>[ 84.006184] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 84.012061] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 84.019840] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 84.027668] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 84.033568] ---[ end trace eac40caa3846b7a2 ]--- <6>[ 84.038471] lkdtm: Negative detected: saturated # [ 83.700043] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 83.709718] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 83.719086] ------------[ cut here ]------------ # [ 83.726815] WARNING: CPU: 3 PID: 2841 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 83.737816] refcount_t: underflow; use-after-free. # [ 83.742906] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 83.772332] CPU: 3 PID: 2841 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 83.780344] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.787136] Backtrace: # [ 83.789870] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 83.797711] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 83.803644] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 83.811228] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 83.818459] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 # [ 83.826474] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 83.834223] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c6f72000 # [ 83.840156] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 83.849471] r9:c1ad131c r8:c15e8cf8 r7:c6f73f60 r6:0000001f r5:c5c65000 r4:c6f72000 # [ 83.857489] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 83.868197] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 83.880118] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.890296] r4:00000032 # [ 83.893100] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.901381] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.909567] r9:c6f73f60 r8:c50f9cc0 r7:0000001f r6:b6e74000 r5:c597db80 r4:c0c54754 # [ 83.917585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 83.925684] r9:c07e0370 r8:c6f73f60 r7:c2815800 r6:b6e74000 r5:c597db80 r4:00000000 # [ 83.933697] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.941102] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c6f72000 r5:c597db80 # [ 83.949195] r4:c597db80 # [ 83.951999] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.959402] r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:0000001f r4:0000001f # [ 83.967419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.975254] Exception stack(0xc6f73fa8 to 0xc6f73ff0) # [ 83.980575] 3fa0: 0000001f 0000001f 00000001 b6e74000 0000001f 00000000 # [ 83.989023] 3fc0: 0000001f 0000001f b6fbbe00 00000004 00000001 00000000 00020000 bed63ac4 # [ 83.997469] 3fe0: 00000004 bed637f8 b6f25d8f b6eac7e6 # [ 84.002850] irq event stamp: 0 # [ 84.006184] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 84.012061] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 84.019840] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 84.027668] softirqs last disabled at (0): [<00000000>] 0x0 # [ 84.033568] ---[ end trace eac40caa3846b7a2 ]--- # [ 84.038471] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok o<6>[ 84.478014] lkdtm: Performing direct entry REFCOUNT_INC_ZERO k 49 selftests: lkdtm: REFCOUNT_S<6>[ 84.486720] lkdtm: attempting safe refcount_inc_not_zero() from zero UB_AND_TEST_NEGATIVE.sh # selfte<6>[ 84.496135] lkdtm: Good: zero detected sts: lkdtm: REFCOUNT_INC_ZERO.sh <6>[ 84.503045] lkdtm: Correctly stayed at zero <6>[ 84.510274] lkdtm: attempting bad refcount_inc() from zero <4>[ 84.516114] ------------[ cut here ]------------ <4>[ 84.521052] WARNING: CPU: 1 PID: 2873 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 84.529847] refcount_t: addition on 0; use-after-free. <4>[ 84.535282] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 84.564709] CPU: 1 PID: 2873 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 84.572720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 84.579512] Backtrace: <4>[ 84.582246] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 84.590087] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 84.596020] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 84.603602] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 84.610834] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a252b0 <4>[ 84.618848] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 84.626598] r7:00000019 r6:c1a252b0 r5:c1a252c0 r4:c47ca000 <4>[ 84.632528] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 84.641842] r9:c1ad133c r8:c15e8cf8 r7:c47cbf60 r6:00000012 r5:00000000 r4:c47ca000 <4>[ 84.649858] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 84.659785] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 84.669795] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 84.678846] r5:c5a7e000 r4:00000033 <4>[ 84.682691] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 84.690971] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 84.699157] r9:c47cbf60 r8:c50f9cc0 r7:00000012 r6:b6e50000 r5:c6aa5900 r4:c0c54754 <4>[ 84.707174] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 84.715272] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6e50000 r5:c6aa5900 r4:00000000 <4>[ 84.723285] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 84.730688] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c47ca000 r5:c6aa5900 <4>[ 84.738782] r4:c6aa5900 <4>[ 84.741586] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 84.748990] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000012 r4:00000012 <4>[ 84.757006] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 84.764841] Exception stack(0xc47cbfa8 to 0xc47cbff0) <4>[ 84.770163] bfa0: 00000012 00000012 00000001 b6e50000 00000012 00000000 <4>[ 84.778612] bfc0: 00000012 00000012 b6f97e00 00000004 00000001 00000000 00020000 be982ac4 <4>[ 84.787056] bfe0: 00000004 be9827f8 b6f01d8f b6e887e6 <4>[ 84.792482] irq event stamp: 0 <4>[ 84.795832] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 84.801716] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 84.809475] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 84.817265] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 84.823137] ---[ end trace eac40caa3846b7a3 ]--- <6>[ 84.828028] lkdtm: Zero detected: saturated # [ 84.478014] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 84.486720] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 84.496135] lkdtm: Good: zero detected # [ 84.503045] lkdtm: Correctly stayed at zero # [ 84.510274] lkdtm: attempting bad refcount_inc() from zero # [ 84.516114] ------------[ cut here ]------------ # [ 84.521052] WARNING: CPU: 1 PID: 2873 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 84.529847] refcount_t: addition on 0; use-after-free. # [ 84.535282] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 84.564709] CPU: 1 PID: 2873 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 84.572720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.579512] Backtrace: # [ 84.582246] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 84.590087] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 84.596020] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 84.603602] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 84.610834] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a252b0 # [ 84.618848] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 84.626598] r7:00000019 r6:c1a252b0 r5:c1a252c0 r4:c47ca000 # [ 84.632528] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 84.641842] r9:c1ad133c r8:c15e8cf8 r7:c47cbf60 r6:00000012 r5:00000000 r4:c47ca000 # [ 84.649858] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 84.659785] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 84.669795] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.678846] r5:c5a7e000 r4:00000033 # [ 84.682691] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.690971] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 84.699157] r9:c47cbf60 r8:c50f9cc0 r7:00000012 r6:b6e50000 r5:c6aa5900 r4:c0c54754 # [ 84.707174] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 84.715272] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6e50000 r5:c6aa5900 r4:00000000 # [ 84.723285] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 84.730688] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c47ca000 r5:c6aa5900 # [ 84.738782] r4:c6aa5900 # [ 84.741586] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 84.748990] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000012 r4:00000012 # [ 84.757006] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 84.764841] Exception stack(0xc47cbfa8 to 0xc47cbff0) # [ 84.770163] bfa0: 00000012 00000012 00000001 b6e50000 00000012 00000000 # [ 84.778612] bfc0: 00000012 00000012 b6f97e00 00000004 00000001 00000000 00020000 be982ac4 # [ 84.787056] bfe0: 00000004 be9827f8 b6f01d8f b6e887e6 # [ 84.792482] irq event stamp: 0 # [ 84.795832] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 84.801716] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 84.809475] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 84.817265] softirqs last disabled at (0): [<00000000>] 0x0 # [ 84.823137] ---[ end trace eac40caa3846b7a3 ]--- # [ 84.828028] lkdtm: Zero detected: saturated # REFCO<6>[ 85.262873] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO UNT_INC_ZERO: missing 'call trace<6>[ 85.271018] lkdtm: attempting safe refcount_add_not_zero() from zero :': [FAIL] not ok 5<06 >s[e l f 85.280453] lkdtm: Good: zero detected ests: lkdtm: REFCOUNT_INC_ZERO.sh<6>[ 85.286765] lkdtm: Correctly stayed at zero # exit=1 # selftests: lkdtm: RE<6>[ 85.294107] lkdtm: attempting bad refcount_add() from zero FCOUNT_ADD_ZERO.sh <4>[ 85.302727] ------------[ cut here ]------------ <4>[ 85.309358] WARNING: CPU: 3 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 85.318204] refcount_t: addition on 0; use-after-free. <4>[ 85.323646] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 85.353063] CPU: 3 PID: 2907 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 85.361075] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 85.367868] Backtrace: <4>[ 85.370604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 85.378445] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 85.384379] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 85.391961] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 85.399193] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a252b0 <4>[ 85.407209] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 85.414960] r7:00000019 r6:c1a252b0 r5:c1a252c0 r4:c6bd2000 <4>[ 85.420893] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 85.430208] r9:c1ad1350 r8:c15e8cf8 r7:c6bd3f60 r6:00000012 r5:00000000 r4:c6bd2000 <4>[ 85.438224] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 85.448151] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 85.458161] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 85.467210] r5:c5c65000 r4:00000034 <4>[ 85.471055] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 85.479333] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 85.487521] r9:c6bd3f60 r8:c50f9cc0 r7:00000012 r6:b6e4f000 r5:c5ad6640 r4:c0c54754 <4>[ 85.495538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 85.503636] r9:c07e0370 r8:c6bd3f60 r7:c2815800 r6:b6e4f000 r5:c5ad6640 r4:00000000 <4>[ 85.511649] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 85.519052] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6bd2000 r5:c5ad6640 <4>[ 85.527146] r4:c5ad6640 <4>[ 85.529951] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 85.537356] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000012 r4:00000012 <4>[ 85.545373] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 85.553208] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) <4>[ 85.558530] 3fa0: 00000012 00000012 00000001 b6e4f000 00000012 00000000 <4>[ 85.566978] 3fc0: 00000012 00000012 b6f96e00 00000004 00000001 00000000 00020000 beb34ac4 <4>[ 85.575422] 3fe0: 00000004 beb347f8 b6f00d8f b6e877e6 <4>[ 85.580805] irq event stamp: 0 <4>[ 85.584140] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 85.589991] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 85.597805] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 85.605604] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 85.611477] ---[ end trace eac40caa3846b7a4 ]--- <6>[ 85.616369] lkdtm: Zero detected: saturated # [ 85.262873] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 85.271018] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 85.280453] lkdtm: Good: zero detected # [ 85.286765] lkdtm: Correctly stayed at zero # [ 85.294107] lkdtm: attempting bad refcount_add() from zero # [ 85.302727] ------------[ cut here ]------------ # [ 85.309358] WARNING: CPU: 3 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 85.318204] refcount_t: addition on 0; use-after-free. # [ 85.323646] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 85.353063] CPU: 3 PID: 2907 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 85.361075] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.367868] Backtrace: # [ 85.370604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 85.378445] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 85.384379] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 85.391961] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 85.399193] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a252b0 # [ 85.407209] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 85.414960] r7:00000019 r6:c1a252b0 r5:c1a252c0 r4:c6bd2000 # [ 85.420893] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 85.430208] r9:c1ad1350 r8:c15e8cf8 r7:c6bd3f60 r6:00000012 r5:00000000 r4:c6bd2000 # [ 85.438224] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 85.448151] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 85.458161] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.467210] r5:c5c65000 r4:00000034 # [ 85.471055] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.479333] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.487521] r9:c6bd3f60 r8:c50f9cc0 r7:00000012 r6:b6e4f000 r5:c5ad6640 r4:c0c54754 # [ 85.495538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.503636] r9:c07e0370 r8:c6bd3f60 r7:c2815800 r6:b6e4f000 r5:c5ad6640 r4:00000000 # [ 85.511649] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.519052] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6bd2000 r5:c5ad6640 # [ 85.527146] r4:c5ad6640 # [ 85.529951] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.537356] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000012 r4:00000012 # [ 85.545373] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 85.553208] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) # [ 85.558530] 3fa0: 00000012 00000012 00000001 b6e4f000 00000012 00000000 # [ 85.566978] 3fc0: 00000012 00000012 b6f96e00 00000004 00000001 00000000 00020000 beb34ac4 # [ 85.575422] 3fe0: 00000004 beb347f8 b6f00d8f b6e877e6 # [ 85.580805] irq event stamp: 0 # [ 85.584140] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 85.589991] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 85.597805] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 85.605604] softirqs last disabled at (0): [<00000000>] 0x0 # [ 85.611477] ---[ end trace eac40caa3846b7a4 ]--- # [ 85.616369] 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 <6>[ 86.096525] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 86.102992] lkdtm: attempting bad refcount_inc() from saturated <4>[ 86.109191] ------------[ cut here ]------------ <4>[ 86.114149] WARNING: CPU: 0 PID: 2944 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 86.122921] refcount_t: saturated; leaking memory. <4>[ 86.127988] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 86.157486] CPU: 0 PID: 2944 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 86.165502] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 86.172299] Backtrace: <4>[ 86.175041] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 86.182887] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 86.188823] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 86.196411] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 86.203647] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 <4>[ 86.211669] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 86.219422] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c6bd2000 <4>[ 86.225361] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 86.234592] r9:c1ad1364 r8:c15e8cf8 r7:c6bd3f60 r6:00000017 r5:c5f60000 r4:c6bd2000 <4>[ 86.242614] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 86.252546] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 86.262994] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 86.272479] r4:00000035 <4>[ 86.275286] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 86.283570] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 86.291759] r9:c6bd3f60 r8:c50f9cc0 r7:00000017 r6:b6dc3000 r5:c5bffa40 r4:c0c54754 <4>[ 86.299780] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 86.307883] r9:c07e0370 r8:c6bd3f60 r7:c2815800 r6:b6dc3000 r5:c5bffa40 r4:00000000 <4>[ 86.315900] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 86.323309] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c6bd2000 r5:c5bffa40 <4>[ 86.331406] r4:c5bffa40 <4>[ 86.334212] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 86.341619] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000017 r4:00000017 <4>[ 86.349640] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 86.357478] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) <4>[ 86.362805] 3fa0: 00000017 00000017 00000001 b6dc3000 00000017 00000000 <4>[ 86.371258] 3fc0: 00000017 00000017 b6f0ae00 00000004 00000001 00000000 00020000 bee77ac4 <4>[ 86.379706] 3fe0: 00000004 bee777f8 b6e74d8f b6dfb7e6 <4>[ 86.385123] irq event stamp: 0 <4>[ 86.388464] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 86.394355] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 86.402173] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 86.409942] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 86.415836] ---[ end trace eac40caa3846b7a5 ]--- <6>[ 86.420766] lkdtm: Saturation detected: still saturated # [ 86.096525] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 86.102992] lkdtm: attempting bad refcount_inc() from saturated # [ 86.109191] ------------[ cut here ]------------ # [ 86.114149] WARNING: CPU: 0 PID: 2944 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 86.122921] refcount_t: saturated; leaking memory. # [ 86.127988] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 86.157486] CPU: 0 PID: 2944 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 86.165502] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.172299] Backtrace: # [ 86.175041] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 86.182887] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 86.188823] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 86.196411] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 86.203647] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 # [ 86.211669] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 86.219422] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c6bd2000 # [ 86.225361] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 86.234592] r9:c1ad1364 r8:c15e8cf8 r7:c6bd3f60 r6:00000017 r5:c5f60000 r4:c6bd2000 # [ 86.242614] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 86.252546] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 86.262994] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.272479] r4:00000035 # [ 86.275286] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.283570] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.291759] r9:c6bd3f60 r8:c50f9cc0 r7:00000017 r6:b6dc3000 r5:c5bffa40 r4:c0c54754 # [ 86.299780] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 86.307883] r9:c07e0370 r8:c6bd3f60 r7:c2815800 r6:b6dc3000 r5:c5bffa40 r4:00000000 # [ 86.315900] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.323309] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c6bd2000 r5:c5bffa40 # [ 86.331406] r4:c5bffa40 # [ 86.334212] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.341619] r9:c6bd2000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000017 r4:00000017 # [ 86.349640] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.357478] Exception stack(0xc6bd3fa8 to 0xc6bd3ff0) # [ 86.362805] 3fa0: 00000017 00000017 00000001 b6dc3000 00000017 00000000 # [ 86.371258] 3fc0: 00000017 00000017 b6f0ae00 00000004 00000001 00000000 00020000 bee77ac4 # [ 86.379706] 3fe0: 00000004 bee777f8 b6e74d8f b6dfb7e6 # [ 86.385123] irq event stamp: 0 # [ 86.388464] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.394355] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.402173] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.409942] softirqs last disabled at (0): [<00000000>] 0x0 # [ 86.415836] ---[ end trace eac40caa3846b7a5 ]--- # [ 86.420766] 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 <6>[ 86.923688] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 86.930068] lkdtm: attempting bad refcount_dec() from saturated <4>[ 86.936349] ------------[ cut here ]------------ <4>[ 86.941325] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 86.950039] refcount_t: decrement hit 0; leaking memory. <4>[ 86.955724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 86.985589] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 86.993599] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 87.000393] Backtrace: <4>[ 87.003128] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 87.010967] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 87.016899] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 87.024481] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 87.031712] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 <4>[ 87.039729] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 87.047479] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c6aca000 <4>[ 87.053410] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 87.062638] r9:c1ad137c r8:c15e8cf8 r7:c6acbf60 r6:00000017 r5:c5f60000 r4:c6aca000 <4>[ 87.070652] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 87.080575] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 87.091020] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 87.100502] r4:00000036 <4>[ 87.103307] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 87.111587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 87.119772] r9:c6acbf60 r8:c50f9cc0 r7:00000017 r6:b6e1d000 r5:c5ae52c0 r4:c0c54754 <4>[ 87.127791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 87.135889] r9:c07e0370 r8:c6acbf60 r7:c2815800 r6:b6e1d000 r5:c5ae52c0 r4:00000000 <4>[ 87.143902] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 87.151306] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6aca000 r5:c5ae52c0 <4>[ 87.159399] r4:c5ae52c0 <4>[ 87.162203] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 87.169606] r9:c6aca000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000017 r4:00000017 <4>[ 87.177622] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 87.185456] Exception stack(0xc6acbfa8 to 0xc6acbff0) <4>[ 87.190778] bfa0: 00000017 00000017 00000001 b6e1d000 00000017 00000000 <4>[ 87.199223] bfc0: 00000017 00000017 b6f64e00 00000004 00000001 00000000 00020000 be83bac4 <4>[ 87.207668] bfe0: 00000004 be83b7f8 b6eced8f b6e557e6 <4>[ 87.213061] irq event stamp: 0 <4>[ 87.216395] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 87.222279] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 87.230052] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 87.238748] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 87.244665] ---[ end trace eac40caa3846b7a6 ]--- <6>[ 87.249557] lkdtm: Saturation detected: still saturated # [ 86.923688] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 86.930068] lkdtm: attempting bad refcount_dec() from saturated # [ 86.936349] ------------[ cut here ]------------ # [ 86.941325] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 86.950039] refcount_t: decrement hit 0; leaking memory. # [ 86.955724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 86.985589] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 86.993599] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.000393] Backtrace: # [ 87.003128] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.010967] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 87.016899] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.024481] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.031712] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a252b0 # [ 87.039729] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.047479] r7:0000001f r6:c1a252b0 r5:c1a25314 r4:c6aca000 # [ 87.053410] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 87.062638] r9:c1ad137c r8:c15e8cf8 r7:c6acbf60 r6:00000017 r5:c5f60000 r4:c6aca000 # [ 87.070652] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 87.080575] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 87.091020] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.100502] r4:00000036 # [ 87.103307] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.111587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.119772] r9:c6acbf60 r8:c50f9cc0 r7:00000017 r6:b6e1d000 r5:c5ae52c0 r4:c0c54754 # [ 87.127791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 87.135889] r9:c07e0370 r8:c6acbf60 r7:c2815800 r6:b6e1d000 r5:c5ae52c0 r4:00000000 # [ 87.143902] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.151306] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6aca000 r5:c5ae52c0 # [ 87.159399] r4:c5ae52c0 # [ 87.162203] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.169606] r9:c6aca000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000017 r4:00000017 # [ 87.177622] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.185456] Exception stack(0xc6acbfa8 to 0xc6acbff0) # [ 87.190778] bfa0: 00000017 00000017 00000001 b6e1d000 00000017 00000000 # [ 87.199223] bfc0: 00000017 00000017 b6f64e00 00000004 00000001 00000000 00020000 be83bac4 # [ 87.207668] bfe0: 00000004 be83b7f8 b6eced8f b6e557e6 # [ 87.213061] irq event stamp: 0 # [ 87.216395] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.222279] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 87.230052] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 87.238748] softirqs last disabled at (0): [<00000000>] 0x0 # [ 87.244665] ---[ end trace eac40caa3846b7a6 ]--- # [ 87.249557] 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 <6>[ 87.751779] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 87.758158] lkdtm: attempting bad refcount_dec() from saturated <4>[ 87.764433] ------------[ cut here ]------------ <4>[ 87.769345] WARNING: CPU: 1 PID: 3014 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 87.778119] refcount_t: saturated; leaking memory. <4>[ 87.783230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 87.812736] CPU: 1 PID: 3014 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 87.820752] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 87.827548] Backtrace: <4>[ 87.830289] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 87.838134] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 87.844071] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 87.851660] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 87.858898] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 <4>[ 87.866919] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 87.874673] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c6f98000 <4>[ 87.880611] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 87.889842] r9:c1ad1394 r8:c15e8cf8 r7:c6f99f60 r6:00000017 r5:c46bc000 r4:c6f98000 <4>[ 87.897866] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 87.907798] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 87.918246] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 87.927731] r4:00000037 <4>[ 87.930541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 87.938824] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 87.947014] r9:c6f99f60 r8:c50f9cc0 r7:00000017 r6:b6de1000 r5:c69cb040 r4:c0c54754 <4>[ 87.955037] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 87.963139] r9:c07e0370 r8:c6f99f60 r7:c2815800 r6:b6de1000 r5:c69cb040 r4:00000000 <4>[ 87.971155] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 87.978563] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6f98000 r5:c69cb040 <4>[ 87.986658] r4:c69cb040 <4>[ 87.989465] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 87.996873] r9:c6f98000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000017 r4:00000017 <4>[ 88.004892] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 88.012731] Exception stack(0xc6f99fa8 to 0xc6f99ff0) <4>[ 88.018057] 9fa0: 00000017 00000017 00000001 b6de1000 00000017 00000000 <4>[ 88.026507] 9fc0: 00000017 00000017 b6f28e00 00000004 00000001 00000000 00020000 bec1fac4 <4>[ 88.034954] 9fe0: 00000004 bec1f7f8 b6e92d8f b6e197e6 <4>[ 88.040357] irq event stamp: 0 <4>[ 88.043763] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 88.049628] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 88.057464] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 88.065268] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 88.071146] ---[ end trace eac40caa3846b7a7 ]--- <6>[ 88.076041] lkdtm: Saturation detected: still saturated # [ 87.751779] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 87.758158] lkdtm: attempting bad refcount_dec() from saturated # [ 87.764433] ------------[ cut here ]------------ # [ 87.769345] WARNING: CPU: 1 PID: 3014 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 87.778119] refcount_t: saturated; leaking memory. # [ 87.783230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 87.812736] CPU: 1 PID: 3014 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 87.820752] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.827548] Backtrace: # [ 87.830289] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.838134] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 87.844071] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.851660] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.858898] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a252b0 # [ 87.866919] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.874673] r7:00000016 r6:c1a252b0 r5:c1a25288 r4:c6f98000 # [ 87.880611] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 87.889842] r9:c1ad1394 r8:c15e8cf8 r7:c6f99f60 r6:00000017 r5:c46bc000 r4:c6f98000 # [ 87.897866] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 87.907798] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 87.918246] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.927731] r4:00000037 # [ 87.930541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.938824] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.947014] r9:c6f99f60 r8:c50f9cc0 r7:00000017 r6:b6de1000 r5:c69cb040 r4:c0c54754 # [ 87.955037] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 87.963139] r9:c07e0370 r8:c6f99f60 r7:c2815800 r6:b6de1000 r5:c69cb040 r4:00000000 # [ 87.971155] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.978563] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6f98000 r5:c69cb040 # [ 87.986658] r4:c69cb040 # [ 87.989465] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.996873] r9:c6f98000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000017 r4:00000017 # [ 88.004892] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.012731] Exception stack(0xc6f99fa8 to 0xc6f99ff0) # [ 88.018057] 9fa0: 00000017 00000017 00000001 b6de1000 00000017 00000000 # [ 88.026507] 9fc0: 00000017 00000017 b6f28e00 00000004 00000001 00000000 00020000 bec1fac4 # [ 88.034954] 9fe0: 00000004 bec1f7f8 b6e92d8f b6e197e6 # [ 88.040357] irq event stamp: 0 # [ 88.043763] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.049628] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.057464] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.065268] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.071146] ---[ end trace eac40caa3846b7a7 ]--- # [ 88.076041] 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 <6>[ 88.529496] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 88.536813] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 88.543979] ------------[ cut here ]------------ <4>[ 88.548976] WARNING: CPU: 2 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 88.557845] refcount_t: saturated; leaking memory. <4>[ 88.563029] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 88.592910] CPU: 2 PID: 3046 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 88.600944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 88.607754] Backtrace: <4>[ 88.610533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 88.618400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 88.624363] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 88.631975] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 88.639232] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 <4>[ 88.647279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 88.655053] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c5a46000 <4>[ 88.661015] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 88.670267] r9:c1ad13ac r8:c15e8cf8 r7:c5a47f60 r6:00000020 r5:c5dd9000 r4:c0000000 <4>[ 88.678313] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 88.689050] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 88.701072] r5:c5dd9000 r4:c5a46000 <4>[ 88.704947] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 88.715231] r4:00000038 <4>[ 88.718060] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 88.726368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 88.734577] r9:c5a47f60 r8:c50f9cc0 r7:00000020 r6:b6eaa000 r5:c5cae640 r4:c0c54754 <4>[ 88.742627] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 88.750750] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6eaa000 r5:c5cae640 r4:00000000 <4>[ 88.758790] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 88.766217] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5a46000 r5:c5cae640 <4>[ 88.774327] r4:c5cae640 <4>[ 88.777157] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 88.784585] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000020 r4:00000020 <4>[ 88.792628] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 88.800484] Exception stack(0xc5a47fa8 to 0xc5a47ff0) <4>[ 88.805828] 7fa0: 00000020 00000020 00000001 b6eaa000 00000020 00000000 <4>[ 88.814300] 7fc0: 00000020 00000020 b6ff1e00 00000004 00000001 00000000 00020000 bea9eac4 <4>[ 88.822764] 7fe0: 00000004 bea9e7f8 b6f5bd8f b6ee27e6 <4>[ 88.828250] irq event stamp: 0 <4>[ 88.831668] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 88.837554] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 88.845402] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 88.853249] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 88.859121] ---[ end trace eac40caa3846b7a8 ]--- <6>[ 88.864091] lkdtm: Saturation detected: still saturated # [ 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 # [ 88.529496] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 88.536813] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 88.543979] ------------[ cut here ]------------ # [ 88.548976] WARNING: CPU: 2 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 88.557845] refcount_t: saturated; leaking memory. # [ 88.563029] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 88.592910] CPU: 2 PID: 3046 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 88.600944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.607754] Backtrace: # [ 88.610533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.618400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 88.624363] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.631975] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.639232] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 # [ 88.647279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.655053] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c5a46000 # [ 88.661015] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 88.670267] r9:c1ad13ac r8:c15e8cf8 r7:c5a47f60 r6:00000020 r5:c5dd9000 r4:c0000000 # [ 88.678313] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 88.689050] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 88.701072] r5:c5dd9000 r4:c5a46000 # [ 88.704947] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.715231] r4:00000038 # [ 88.718060] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.726368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.734577] r9:c5a47f60 r8:c50f9cc0 r7:00000020 r6:b6eaa000 r5:c5cae640 r4:c0c54754 # [ 88.742627] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 88.750750] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6eaa000 r5:c5cae640 r4:00000000 # [ 88.758790] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.766217] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5a46000 r5:c5cae640 # [ 88.774327] r4:c5cae640 # [ 88.777157] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.784585] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000020 r4:00000020 # [ 88.792628] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.800484] Exception stack(0xc5a47fa8 to 0xc5a47ff0) # [ 88.805828] 7fa0: 00000020 00000020 00000001 b6eaa000 00000020 00000000 # [ 88.814300] 7fc0: 00000020 00000020 b6ff1e00 00000004 00000001 00000000 00020000 bea9eac4 # [ 88.822764] 7fe0: 00000004 bea9e7f8 b6f5bd8f b6ee27e6 # [ 88.828250] irq event stamp: 0 # [ 88.831668] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.837554] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.845402] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.853249] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.859121] ---[ end <6>[ 89.362971] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED trace eac40caa3846b7a<86 >][- - -89.370374] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 88.864091] lkdtm: Saturat<4>[ 89.379665] ------------[ cut here ]------------ ion detected: still saturated # <4>[ 89.387397] WARNING: CPU: 3 PID: 3080 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 REFCOUNT_INC_NOT_ZERO_SATURATED: <4>[ 89.398948] refcount_t: saturated; leaking memory. missing 'call trace:': [FAIL] no<4>[ 89.406854] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 t ok 55 selftests: lkdtm: REFCOUN<4>[ 89.438834] CPU: 3 PID: 3080 Comm: cat Tainted: G D W 5.10.180-cip34 #1 T_INC_NOT_ZERO_SU[R A T E8D9.449647] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) sh # exit=1 # selftes:[ l 89.458516] Backtrace: dtm: REFCOUNT_ADD_NOT_ZERO_SATURA<4>[ 89.463587] [] (dump_backtrace) from [] (show_stack+0x20/0x24) TED.sh <4>[ 89.474267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 89.480886] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 89.488473] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 89.495708] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 <4>[ 89.503729] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 89.511483] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c47ca000 <4>[ 89.517418] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 89.526649] r9:c1ad13cc r8:c15e8cf8 r7:c47cbf60 r6:00000020 r5:c5a18000 r4:c0000000 <4>[ 89.534669] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 89.545381] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 89.557386] r5:c5a18000 r4:c47ca000 <4>[ 89.561240] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 89.571508] r4:00000039 <4>[ 89.574317] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 89.582601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 89.590792] r9:c47cbf60 r8:c50f9cc0 r7:00000020 r6:b6dfb000 r5:c5bfe280 r4:c0c54754 <4>[ 89.598818] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 89.606921] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6dfb000 r5:c5bfe280 r4:00000000 <4>[ 89.614938] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 89.622346] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c47ca000 r5:c5bfe280 <4>[ 89.630443] r4:c5bfe280 <4>[ 89.633252] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 89.640661] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000020 r4:00000020 <4>[ 89.648681] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 89.656518] Exception stack(0xc47cbfa8 to 0xc47cbff0) <4>[ 89.661844] bfa0: 00000020 00000020 00000001 b6dfb000 00000020 00000000 <4>[ 89.670297] bfc0: 00000020 00000020 b6f42e00 00000004 00000001 00000000 00020000 be9edac4 <4>[ 89.678744] bfe0: 00000004 be9ed7f8 b6eacd8f b6e337e6 <4>[ 89.684123] irq event stamp: 0 <4>[ 89.687462] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 89.693350] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 89.701169] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 89.708966] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 89.714875] ---[ end trace eac40caa3846b7a9 ]--- <6>[ 89.719774] lkdtm: Saturation detected: still saturated # [ 89.362971] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 89.370374] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 89.379665] ------------[ cut here ]------------ # [ 89.387397] WARNING: CPU: 3 PID: 3080 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 89.398948] refcount_t: saturated; leaking memory. # [ 89.406854] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 89.438834] CPU: 3 PID: 3080 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 89.449647] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.458516] Backtrace: # [ 89.463587] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.474267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 89.480886] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.488473] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 89.495708] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a252b0 # [ 89.503729] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.511483] r7:00000013 r6:c1a252b0 r5:c1a25288 r4:c47ca000 # [ 89.517418] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 89.526649] r9:c1ad13cc r8:c15e8cf8 r7:c47cbf60 r6:00000020 r5:c5a18000 r4:c0000000 # [ 89.534669] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 89.545381] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 89.557386] r5:c5a18000 r4:c47ca000 # [ 89.561240] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.571508] r4:00000039 # [ 89.574317] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.582601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.590792] r9:c47cbf60 r8:c50f9cc0 r7:00000020 r6:b6dfb000 r5:c5bfe280 r4:c0c54754 # [ 89.598818] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.606921] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6dfb000 r5:c5bfe280 r4:00000000 # [ 89.614938] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.622346] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c47ca000 r5:c5bfe280 # [ 89.630443] r4:c5bfe280 # [ 89.633252] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.640661] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000020 r4:00000020 # [ 89.648681] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.656518] Exception stack(0xc47cbfa8 to 0xc47cbff0) # [ 89.661844] bfa0: 00000020 00000020 00000001 b6dfb000 00000020 00000000 # [ 89.670297] bfc0: 00000020 00000020 b6f42e00 00000004 00000001 00000000 00020000 be9edac4 # [ 89.678744] bfe0: 00000004 be9ed7f8 b6eacd8f b6e337e6 # [ 89.684123] irq event stamp: 0 # [ 89.687462] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.693350] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.701169] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.708966] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.714875] ---[ end trace eac40caa3846b7a9 ]--- # [ 89.719774] 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 <6>[ 90.212845] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 90.220036] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 90.227171] ------------[ cut here ]------------ <4>[ 90.232152] WARNING: CPU: 2 PID: 3117 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 90.240991] refcount_t: underflow; use-after-free. <4>[ 90.246053] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 90.275504] CPU: 2 PID: 3117 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 90.283514] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 90.290308] Backtrace: <4>[ 90.293044] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 90.300884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 90.306820] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 90.314405] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 90.321635] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 <4>[ 90.329651] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 90.337403] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c4786000 <4>[ 90.343337] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 90.352652] r9:c1ad13ec r8:c15e8cf8 r7:c4787f60 r6:00000020 r5:c5d8c000 r4:c4786000 <4>[ 90.360671] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 90.371379] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 90.383388] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 90.393652] r4:0000003a <4>[ 90.396456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 90.404736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 90.412921] r9:c4787f60 r8:c50f9cc0 r7:00000020 r6:b6dd7000 r5:c5caef00 r4:c0c54754 <4>[ 90.420940] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 90.429038] r9:c07e0370 r8:c4787f60 r7:c2815800 r6:b6dd7000 r5:c5caef00 r4:00000000 <4>[ 90.437051] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 90.444456] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c4786000 r5:c5caef00 <4>[ 90.452549] r4:c5caef00 <4>[ 90.455352] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 90.462756] r9:c4786000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000020 r4:00000020 <4>[ 90.470771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 90.478606] Exception stack(0xc4787fa8 to 0xc4787ff0) <4>[ 90.483927] 7fa0: 00000020 00000020 00000001 b6dd7000 00000020 00000000 <4>[ 90.492374] 7fc0: 00000020 00000020 b6f1ee00 00000004 00000001 00000000 00020000 be81fac4 <4>[ 90.500819] 7fe0: 00000004 be81f7f8 b6e88d8f b6e0f7e6 <4>[ 90.506209] irq event stamp: 0 <4>[ 90.509544] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 90.515433] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 90.523300] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 90.531114] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 90.536963] ---[ end trace eac40caa3846b7aa ]--- <6>[ 90.541908] lkdtm: Saturation detected: still saturated # [ 90.212845] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 90.220036] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 90.227171] ------------[ cut here ]------------ # [ 90.232152] WARNING: CPU: 2 PID: 3117 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 90.240991] refcount_t: underflow; use-after-free. # [ 90.246053] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 90.275504] CPU: 2 PID: 3117 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 90.283514] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.290308] Backtrace: # [ 90.293044] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.300884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 90.306820] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.314405] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.321635] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 # [ 90.329651] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.337403] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c4786000 # [ 90.343337] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 90.352652] r9:c1ad13ec r8:c15e8cf8 r7:c4787f60 r6:00000020 r5:c5d8c000 r4:c4786000 # [ 90.360671] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 90.371379] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 90.383388] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.393652] r4:0000003a # [ 90.396456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.404736] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.412921] r9:c4787f60 r8:c50f9cc0 r7:00000020 r6:b6dd7000 r5:c5caef00 r4:c0c54754 # [ 90.420940] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 90.429038] r9:c07e0370 r8:c4787f60 r7:c2815800 r6:b6dd7000 r5:c5caef00 r4:00000000 # [ 90.437051] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.444456] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c4786000 r5:c5caef00 # [ 90.452549] r4:c5caef00 # [ 90.455352] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.462756] r9:c4786000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000020 r4:00000020 # [ 90.470771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.478606] Exception stack(0xc4787fa8 to 0xc4787ff0) # [ 90.483927] 7fa0: 00000020 00000020 00000001 b6dd7000 00000020 00000000 # [ 90.492374] 7fc0: 00000020 00000020 b6f1ee00 00000004 00000001 00000000 00020000 be81fac4 # [ 90.500819] 7fe0: 00000004 be81f7f8 b6e88d8f b6e0f7e6 # [ 90.506209] irq event stamp: 0 # [ 90.509544] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.515433] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 90.523300] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 90.531114] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.536963] ---[ end trace eac40caa3846b7aa ]--- # [ 90.541908] 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 <6>[ 91.007782] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 91.014995] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 91.022034] ------------[ cut here ]------------ <4>[ 91.026965] WARNING: CPU: 0 PID: 3152 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 91.038453] refcount_t: underflow; use-after-free. <4>[ 91.043592] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 <4>[ 91.073012] CPU: 0 PID: 3152 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 91.081023] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 91.087816] Backtrace: <4>[ 91.090554] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 91.098394] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 91.104327] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 91.111910] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 91.119142] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 <4>[ 91.127158] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 91.134907] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c5a46000 <4>[ 91.140840] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 91.150154] r9:c1ad140c r8:c15e8cf8 r7:c5a47f60 r6:00000020 r5:c5c48000 r4:c5a46000 <4>[ 91.158173] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 91.168885] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 91.180894] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 91.191160] r4:0000003b <4>[ 91.193964] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 91.202244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 91.210431] r9:c5a47f60 r8:c50f9cc0 r7:00000020 r6:b6ddd000 r5:c6a1fb80 r4:c0c54754 <4>[ 91.218451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 91.226550] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6ddd000 r5:c6a1fb80 r4:00000000 <4>[ 91.234562] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 91.241967] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5a46000 r5:c6a1fb80 <4>[ 91.250060] r4:c6a1fb80 <4>[ 91.252866] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 91.260270] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000020 r4:00000020 <4>[ 91.268286] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 91.276122] Exception stack(0xc5a47fa8 to 0xc5a47ff0) <4>[ 91.281445] 7fa0: 00000020 00000020 00000001 b6ddd000 00000020 00000000 <4>[ 91.289890] 7fc0: 00000020 00000020 b6f24e00 00000004 00000001 00000000 00020000 beb23ac4 <4>[ 91.298335] 7fe0: 00000004 beb237f8 b6e8ed8f b6e157e6 <4>[ 91.303687] irq event stamp: 0 <4>[ 91.307018] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 91.312897] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 91.320658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 <4>[ 91.328433] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 91.334299] ---[ end trace eac40caa3846b7ab ]--- <6>[ 91.339188] lkdtm: Saturation detected: still saturated # [ 91.007782] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 91.014995] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 91.022034] ------------[ cut here ]------------ # [ 91.026965] WARNING: CPU: 0 PID: 3152 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 91.038453] refcount_t: underflow; use-after-free. # [ 91.043592] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan etnaviv imx_ldb can_dev dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 91.073012] CPU: 0 PID: 3152 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 91.081023] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.087816] Backtrace: # [ 91.090554] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.098394] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 91.104327] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.111910] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.119142] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a252b0 # [ 91.127158] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.134907] r7:0000001c r6:c1a252b0 r5:c1a252ec r4:c5a46000 # [ 91.140840] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 91.150154] r9:c1ad140c r8:c15e8cf8 r7:c5a47f60 r6:00000020 r5:c5c48000 r4:c5a46000 # [ 91.158173] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 91.168885] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 91.180894] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.191160] r4:0000003b # [ 91.193964] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.202244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.210431] r9:c5a47f60 r8:c50f9cc0 r7:00000020 r6:b6ddd000 r5:c6a1fb80 r4:c0c54754 # [ 91.218451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 91.226550] r9:c07e0370 r8:c5a47f60 r7:c2815800 r6:b6ddd000 r5:c6a1fb80 r4:00000000 # [ 91.234562] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.241967] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5a46000 r5:c6a1fb80 # [ 91.250060] r4:c6a1fb80 # [ 91.252866] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.260270] r9:c5a46000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000020 r4:00000020 # [ 91.268286] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.276122] Exception stack(0xc5a47fa8 to 0xc5a47ff0) # [ 91.281445] 7fa0: 00000020 00000020 00000001 b6ddd000 00000020 00000000 # [ 91.289890] 7fc0: 00000020 00000020 b6f24e00 00000004 00000001 00000000 00020000 beb23ac4 # [ 91.298335] 7fe0: 00000004 beb237f8 b6e8ed8f b6e157e6 # [ 91.303687] irq event stamp: 0 # [ 91.307018] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.312897] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 91.320658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 91.328433] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.334299] ---[ end trace eac40caa3846b7ab ]--- # [ 91.339188] 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 <6>[ 92.165466] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 92.171841] lkdtm: attempting good copy_to_user of correct size <6>[ 92.178078] lkdtm: attempting bad copy_to_user of too large size # [ 92.165466] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 92.171841] lkdtm: attempting good copy_to_user of correct size # [ 92.178078] 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 <6>[ 92.606281] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 92.612829] lkdtm: attempting good copy_from_user of correct size <6>[ 92.619224] lkdtm: attempting bad copy_from_user of too large size # [ 92.606281] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 92.612829] lkdtm: attempting good copy_from_user of correct size # [ 92.619224] 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 <6>[ 93.050008] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 93.056835] lkdtm: attempting good copy_to_user inside whitelist <6>[ 93.063206] lkdtm: attempting bad copy_to_user outside whitelist # [ 93.050008] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 93.056835] lkdtm: attempting good copy_to_user inside whitelist # [ 93.063206] 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 <6>[ 93.490305] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 93.497422] lkdtm: attempting good copy_from_user inside whitelist <6>[ 93.504027] lkdtm: attempting bad copy_from_user outside whitelist # [ 93.490305] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 93.497422] lkdtm: attempting good copy_from_user inside whitelist # [ 93.504027] 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 <6>[ 93.937985] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 93.944595] lkdtm: good_stack: c47cbe0c-c47cbe2c <6>[ 93.949514] lkdtm: bad_stack : c47cbd84-c47cbda4 <6>[ 93.954502] lkdtm: attempting good copy_to_user of local stack <6>[ 93.960641] lkdtm: attempting bad copy_to_user of distant stack # [ 93.937985] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 93.944595] lkdtm: good_stack: c47cbe0c-c47cbe2c # [ 93.949514] lkdtm: bad_stack : c47cbd84-c47cbda4 # [ 93.954502] lkdtm: attempting good copy_to_user of local stack # [ 93.960641] 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 <6>[ 94.387107] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 94.393917] lkdtm: good_stack: c6c27e0c-c6c27e2c <6>[ 94.398841] lkdtm: bad_stack : c6c27d84-c6c27da4 <6>[ 94.403816] lkdtm: attempting good copy_from_user of local stack <6>[ 94.410110] lkdtm: attempting bad copy_from_user of distant stack # [ 94.387107] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 94.393917] lkdtm: good_stack: c6c27e0c-c6c27e2c # [ 94.398841] lkdtm: bad_stack : c6c27d84-c6c27da4 # [ 94.403816] lkdtm: attempting good copy_from_user of local stack # [ 94.410110] 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 <6>[ 94.833191] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 94.839489] lkdtm: good_stack: c5a47e0c-c5a47e2c <6>[ 94.844471] lkdtm: bad_stack : c5a47ffc-c5a4801c <6>[ 94.849377] lkdtm: attempting good copy_to_user of local stack <6>[ 94.855592] lkdtm: attempting bad copy_to_user of distant stack # [ 94.833191] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 94.839489] lkdtm: good_stack: c5a47e0c-c5a47e2c # [ 94.844471] lkdtm: bad_stack : c5a47ffc-c5a4801c # [ 94.849377] lkdtm: attempting good copy_to_user of local stack # [ 94.855592] 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 <6>[ 95.280271] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 95.286222] lkdtm: attempting good copy_to_user from kernel rodata: c15e8fa4 <6>[ 95.293685] lkdtm: attempting bad copy_to_user from kernel text: c053cb74 <3>[ 95.300853] lkdtm: FAIL: survived bad copy_to_user() # [ 95.280271] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 95.286222] lkdtm: attempting good copy_to_user from kernel rodata: c15e8fa4 # [ 95.293685] lkdtm: attempting bad copy_to_user from kernel text: c053cb74 # [ 95.300853] 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 <6>[ 95.742121] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 95.748094] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 95.755500] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 95.762754] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 95.769048] CPU: 2 PID: 3517 Comm: cat Tainted: G D W 5.10.180-cip34 #1 <4>[ 95.777059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 95.783852] Backtrace: <4>[ 95.786591] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 95.794430] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 <4>[ 95.800365] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 95.807949] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 95.816743] r9:c1ad1514 r8:c15e8cf8 r7:c47cbf60 r6:c47cbe34 r5:c47ca000 r4:0000078d <4>[ 95.824759] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 95.833813] r8:c15e8cf8 r7:c47cbf60 r6:00000012 r5:c5d8c000 r4:00000046 <4>[ 95.840784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 95.849065] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 95.857253] r9:c47cbf60 r8:c50f9cc0 r7:00000012 r6:b6e06000 r5:c6ab83c0 r4:c0c54754 <4>[ 95.865272] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 95.873371] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6e06000 r5:c6ab83c0 r4:00000000 <4>[ 95.881384] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 95.888788] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c47ca000 r5:c6ab83c0 <4>[ 95.896884] r4:c6ab83c0 <4>[ 95.899689] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 95.907093] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f4de00 r5:00000012 r4:00000012 <4>[ 95.915110] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 95.922946] Exception stack(0xc47cbfa8 to 0xc47cbff0) <4>[ 95.928269] bfa0: 00000012 00000012 00000001 b6e06000 00000012 00000000 <4>[ 95.936718] bfc0: 00000012 00000012 b6f4de00 00000004 00000001 00000000 00020000 beed9ac4 <4>[ 95.945163] bfe0: 00000004 beed97f8 b6eb7d8f b6e3e7e6 # [ 95.742121] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 95.748094] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 95.755500] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 95.762754] lkdtm: FAIL: the thread stack is NOT properly erased # [ 95.769048] CPU: 2 PID: 3517 Comm: cat Tainted: G D W 5.10.180-cip34 #1 # [ 95.777059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.783852] Backtrace: # [ 95.786591] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.794430] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fe38 # [ 95.800365] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.807949] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 95.816743] r9:c1ad1514 r8:c15e8cf8 r7:c47cbf60 r6:c47cbe34 r5:c47ca000 r4:0000078d # [ 95.824759] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.833813] r8:c15e8cf8 r7:c47cbf60 r6:00000012 r5:c5d8c000 r4:00000046 # [ 95.840784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.849065] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.857253] r9:c47cbf60 r8:c50f9cc0 r7:00000012 r6:b6e06000 r5:c6ab83c0 r4:c0c54754 # [ 95.865272] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 95.873371] r9:c07e0370 r8:c47cbf60 r7:c2815800 r6:b6e06000 r5:c6ab83c0 r4:00000000 # [ 95.881384] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.888788] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c47ca000 r5:c6ab83c0 # [ 95.896884] r4:c6ab83c0 # [ 95.899689] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.907093] r9:c47ca000 r8:c03002e4 r7:00000004 r6:b6f4de00 r5:00000012 r4:00000012 # [ 95.915110] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.922946] Exception stack(0xc47cbfa8 to 0xc47cbff0) # [ 95.928269] bfa0: 00000012 00000012 00000001 b6e06000 00000012 00000000 # [ 95.936718] bfc0: 00000012 00000012 b6f4de00 00000004 00000001 00000000 00020000 beed9ac4 # [ 95.945163] bfe0: 00000004 beed97f8 b6eb7d8f b6e3e7e6 # 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 <6>[ 96.411381] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 96.417395] lkdtm: Calling matched prototype ... <6>[ 96.422454] lkdtm: Calling mismatched prototype ... <6>[ 96.427631] lkdtm: Fail: survived mismatched prototype function call! # [ 96.411381] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 96.417395] lkdtm: Calling matched prototype ... # [ 96.422454] lkdtm: Calling mismatched prototype ... # [ 96.427631] 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 / #