[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.38 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 8948709/tftp-deploy-q25mhjpb/kernel/zImage tftp 0x10000000 8948709/tftp-deploy-q25mhjpb/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '8948709/tftp-deploy-q25mhjpb/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################### 5.5 MiB/s done Bytes transferred = 12362240 (bca200 hex) => tftp 0x14000000 8948709/tftp-deploy-q25mhjpb/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 8948709/tftp-deploy-q25mhjpb/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '8948709/tftp-deploy-q25mhjpb/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############ 11 MiB/s done Bytes transferred = 15436342 (eb8a36 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 8948709/tftp-deploy-q25mhjpb/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 8948709/tftp-deploy-q25mhjpb/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '8948709/tftp-deploy-q25mhjpb/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.9 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/8948709/extract-nfsrootfs-zresf0m1,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/8948709/extract-nfsrootfs-zresf0m1,tcp,hard console_msg_format=syslog earlycon ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbca200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15436278 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.165-cip25 (KernelCI@build-j951223-arm-gcc-10-multi-v7-defconfig-kselftest-d4v69) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Jan 31 12:30:27 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/8948709/extract-nfsrootfs-zresf0m1,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: 921444K/1048576K available (17408K kernel code, 2652K rwdata, 8100K rodata, 2048K init, 6694K bss, 61596K 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 55501 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 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>[ 0.022856] Console: colour dummy device 80x30 <4>[ 0.024762] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032769] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.037115] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041525] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.046160] ... CLASSHASH_SIZE: 4096 <4>[ 0.050748] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055468] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.060143] ... CHAINHASH_SIZE: 32768 <4>[ 0.064840] memory used by lock dependency info: 4061 kB <4>[ 0.070519] memory used for stack traces: 2112 kB <4>[ 0.075565] per task-struct memory footprint: 1536 bytes <6>[ 0.081256] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091671] pid_max: default: 32768 minimum: 301 <6>[ 0.096891] LSM: Security Framework initializing <6>[ 0.101463] LSM support for eBPF active <6>[ 0.105625] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.113061] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123665] CPU: Testing write buffer coherency: ok <6>[ 0.126221] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.132447] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.141325] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.147740] rcu: Hierarchical SRCU implementation. <6>[ 0.159868] EFI services will not be available. <6>[ 0.163116] smp: Bringing up secondary CPUs ... <6>[ 0.169948] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.169964] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.182384] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.182399] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.194471] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.194487] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.203697] smp: Brought up 1 node, 4 CPUs <6>[ 0.207364] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.213674] CPU: All CPU(s) started in SVC mode. <6>[ 0.221327] devtmpfs: initialized <6>[ 0.279580] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.287411] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.294881] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.306864] pinctrl core: initialized pinctrl subsystem <6>[ 0.316427] DMI not present or invalid. <6>[ 0.319995] NET: Registered protocol family 16 <6>[ 0.333930] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.347855] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.348413] cpuidle: using governor menu <6>[ 0.356576] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 1.127495] vdd1p1: supplied by regulator-dummy <6>[ 1.162036] vdd3p0: supplied by regulator-dummy <6>[ 1.196189] vdd2p5: supplied by regulator-dummy <6>[ 1.230305] vddarm: supplied by regulator-dummy <6>[ 1.265491] vddpu: supplied by regulator-dummy <6>[ 1.298540] vddsoc: supplied by regulator-dummy <6>[ 2.665772] No ATAGs? <6>[ 2.666689] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 2.673756] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 2.699924] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 2.734440] Serial: AMBA PL011 UART driver <6>[ 2.801132] Kprobes globally optimized <6>[ 2.924186] iommu: Default domain type: Translated <6>[ 2.928984] vgaarb: loaded <5>[ 2.934318] SCSI subsystem initialized <6>[ 2.938147] usbcore: registered new interface driver usbfs <6>[ 2.941535] usbcore: registered new interface driver hub <6>[ 2.947100] usbcore: registered new device driver usb <6>[ 2.959966] i2c i2c-0: IMX I2C adapter registered <6>[ 2.969420] i2c i2c-1: IMX I2C adapter registered <6>[ 2.976199] i2c i2c-2: IMX I2C adapter registered <6>[ 2.983000] pps_core: LinuxPPS API ver. 1 registered <6>[ 2.985472] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 2.994864] PTP clock support registered <6>[ 3.018649] clocksource: Switched to clocksource mxc_timer1 <6>[ 4.727497] NET: Registered protocol family 2 <6>[ 4.730180] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 4.740488] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 4.746515] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 4.754660] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 4.763328] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 4.769777] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 4.776432] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.783309] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.791089] NET: Registered protocol family 1 <6>[ 4.797641] RPC: Registered named UNIX socket transport module. <6>[ 4.801205] RPC: Registered udp transport module. <6>[ 4.806058] RPC: Registered tcp transport module. <6>[ 4.811067] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 4.817730] NET: Registered protocol family 44 <6>[ 4.822490] PCI: CLS 0 bytes, default 64 <6>[ 4.829265] Trying to unpack rootfs image as initramfs... <6>[ 6.739049] Freeing initrd memory: 15076K <4>[ 6.741839] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 6.749081] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 6.765597] Initialise system trusted keyrings <6>[ 6.769464] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 6.826814] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 6.833945] NFS: Registering the id_resolver key type <5>[ 6.836628] Key type id_resolver registered <5>[ 6.840981] Key type id_legacy registered <6>[ 6.845755] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 6.852230] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 6.859976] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 6.866553] Key type asymmetric registered <5>[ 6.868891] Asymmetric key parser 'x509' registered <6>[ 6.874229] bounce: pool size: 64 pages <6>[ 6.878115] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 6.885660] io scheduler mq-deadline registered <6>[ 6.890476] io scheduler kyber registered <4>[ 6.895611] test_firmware: interface ready <6>[ 7.085253] mxs-dma 110000.dma-apbh: initialized <4>[ 7.154793] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 7.162080] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware <6>[ 7.413292] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 7.438451] SuperH (H)SCI(F) driver initialized <6>[ 7.443459] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX <6>[ 7.454974] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX <6>[ 7.461524] printk: console [ttymxc1] enabled <6>[ 7.461524] printk: console [ttymxc1] enabled <6>[ 7.470330] printk: bootconsole [ec_imx21] disabled <6>[ 7.470330] printk: bootconsole [ec_imx21] disabled <6>[ 7.487223] msm_serial: driver initialized <6>[ 7.492828] STMicroelectronics ASC driver initialized <6>[ 7.505068] STM32 USART driver initialized <6>[ 7.533533] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <4>[ 7.556643] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 7.565523] panel-simple panel-lcd: Specify missing connector_type <4>[ 7.573915] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 7.630288] brd: module loaded <6>[ 7.694273] loop: module loaded <6>[ 7.701149] lkdtm: No crash points registered, enable through debugfs <6>[ 7.724378] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 7.732689] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 7.741070] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 7.749619] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 7.757914] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 7.766537] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 7.774655] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 7.786345] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 7.793738] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 7.802896] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 7.817657] scsi host0: ahci-imx <6>[ 7.823677] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 <6>[ 7.891788] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.905871] pps pps0: new PPS source ptp0 <6>[ 7.953399] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 7.964554] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.969878] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.976340] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.982092] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 8.011439] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 8.019362] usbcore: registered new interface driver pegasus <6>[ 8.025534] usbcore: registered new interface driver asix <6>[ 8.031460] usbcore: registered new interface driver ax88179_178a <6>[ 8.037995] usbcore: registered new interface driver cdc_ether <6>[ 8.044396] usbcore: registered new interface driver smsc75xx <6>[ 8.050715] usbcore: registered new interface driver smsc95xx <6>[ 8.056904] usbcore: registered new interface driver net1080 <6>[ 8.063061] usbcore: registered new interface driver cdc_subset <6>[ 8.069491] usbcore: registered new interface driver zaurus <6>[ 8.075612] usbcore: registered new interface driver cdc_ncm <6>[ 8.095197] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 8.102176] ehci-pci: EHCI PCI platform driver <6>[ 8.107079] ehci-platform: EHCI generic platform driver <6>[ 8.113718] ehci-orion: EHCI orion driver <6>[ 8.119064] SPEAr-ehci: EHCI SPEAr driver <6>[ 8.124285] ehci-st: EHCI STMicroelectronics driver <6>[ 8.130464] ehci-exynos: EHCI Exynos driver <6>[ 8.135844] ehci-atmel: EHCI Atmel driver <6>[ 8.141103] tegra-ehci: Tegra EHCI driver <6>[ 8.146363] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 8.152967] ohci-pci: OHCI PCI platform driver <6>[ 8.157863] ohci-platform: OHCI generic platform driver <6>[ 8.161016] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 8.164447] SPEAr-ohci: OHCI SPEAr driver <6>[ 8.169467] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 8.174396] ohci-st: OHCI STMicroelectronics driver <6>[ 8.180034] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 8.186122] ohci-atmel: OHCI Atmel driver <6>[ 8.200782] usbcore: registered new interface driver usb-storage <6>[ 8.241644] i2c /dev entries driver <6>[ 8.333575] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.340137] sdhci: Copyright(c) Pierre Ossman <6>[ 8.354931] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.369190] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.379112] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO <6>[ 8.379120] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 8.389951] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO <6>[ 8.397902] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.408279] usbcore: registered new interface driver usbhid <6>[ 8.414154] usbhid: USB HID core driver <6>[ 8.444005] netem: version 1.3 <6>[ 8.444459] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 8.444507] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA <6>[ 8.447590] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 8.470302] gre: GRE over IPv4 demultiplexor driver <6>[ 8.475485] ip_gre: GRE over IPv4 tunneling driver <6>[ 8.486782] IPv4 over IPsec tunneling driver <6>[ 8.496729] NET: Registered protocol family 10 <6>[ 8.497534] mmc2: new high speed SDHC card at address aaaa <6>[ 8.509383] Segment Routing with IPv6 <6>[ 8.511706] mmcblk2: mmc2:aaaa SL16G 14.8 GiB <6>[ 8.520221] ip6_gre: GRE over IPv6 tunneling driver <6>[ 8.528697] NET: Registered protocol family 17 <5>[ 8.535063] Key type dns_resolver registered <4>[ 8.542447] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 8.550325] GPT:7812499 != 31116287 <4>[ 8.554116] GPT:Alternate GPT header not at the end of the disk. <6>[ 8.555986] ThumbEE CPU extension supported. <4>[ 8.560509] GPT:7812499 != 31116287 <5>[ 8.565079] Registering SWP/SWPB emulation handler <4>[ 8.568857] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.568945] mmcblk2: p1 p2 p3 <5>[ 8.575462] Loading compiled-in X.509 certificates <4>[ 8.772409] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.781170] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.794855] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.835344] imx_usb 2184200.usb: No over current polarity defined <6>[ 8.850196] ci_hdrc ci_hdrc.1: EHCI Host Controller <6>[ 8.855670] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 <6>[ 8.888791] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 <6>[ 8.910316] hub 1-0:1.0: USB hub found <6>[ 8.916938] hub 1-0:1.0: 1 port detected <6>[ 8.934094] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C <4>[ 8.967197] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.975914] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.989636] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 9.021335] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 9.029934] panel-simple panel-lcd: Specify missing connector_type <4>[ 9.043544] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 9.063056] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <4>[ 9.092909] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 9.101620] panel-simple panel-lcd: Specify missing connector_type <4>[ 9.115309] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 9.137469] 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) <3>[ 9.153201] IP-Config: Failed to open gretap0 <3>[ 9.157866] IP-Config: Failed to open erspan0 <5>[ 9.188605] Sending DHCP requests . <6>[ 9.328465] usb 1-1: new high-speed USB device number 2 using ci_hdrc <6>[ 9.547923] hub 1-1:1.0: USB hub found <6>[ 9.553078] hub 1-1:1.0: 3 ports detected <4>[ 9.584436] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 9.593052] panel-simple panel-lcd: Specify missing connector_type <4>[ 9.606823] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 12.088414] . <6>[ 12.319860] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 12.330432] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <4>[ 17.158451] ., OK <6>[ 17.201256] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 <6>[ 17.209805] IP-Config: Complete: <6>[ 17.213382] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 <6>[ 17.224356] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) <6>[ 17.232656] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 17.232704] nameserver0=192.168.201.1 <6>[ 17.305276] Freeing unused kernel memory: 2048K <6>[ 17.318952] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 <6>[ 21.411518] imx-ipuv3 2400000.ipu: IPUv3H probed <4>[ 21.439503] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 21.460364] imx-ipuv3 2800000.ipu: IPUv3H probed <4>[ 21.477472] panel-simple panel-lcd: Specify missing connector_type <6>[ 21.516897] CAN device driver interface <4>[ 21.521234] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 21.594787] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) <6>[ 21.603020] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) <4>[ 21.605802] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 21.620504] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) <4>[ 21.624901] panel-simple panel-lcd: Specify missing connector_type <6>[ 21.627342] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 <6>[ 21.646385] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 <4>[ 21.646656] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 21.659405] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 <6>[ 21.667115] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 <6>[ 21.684662] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 <6>[ 21.703509] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <4>[ 21.713544] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 21.715858] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <4>[ 21.724385] panel-simple panel-lcd: Specify missing connector_type <6>[ 21.730626] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 21.750448] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 21.757516] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 21.775712] caam 2100000.crypto: Entropy delay = 3200 <6>[ 21.842003] caam 2100000.crypto: Instantiated RNG4 SH0 <6>[ 21.902761] caam 2100000.crypto: Instantiated RNG4 SH1 <6>[ 21.908272] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) <4>[ 21.911177] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 21.915181] caam 2100000.crypto: job rings = 2, qi = 0 <4>[ 21.948897] panel-simple panel-lcd: Specify missing connector_type <4>[ 21.965117] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 21.971620] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator <4>[ 21.984267] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests <4>[ 21.994079] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator <6>[ 21.995528] sgtl5000 0-000a: sgtl5000 revision 0x11 <4>[ 22.003203] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests <6>[ 22.054848] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum <6>[ 22.118948] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.128310] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.137363] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.146224] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 22.176417] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 22.185812] panel-simple panel-lcd: Specify missing connector_type <4>[ 22.200676] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 22.240365] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.249327] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.258074] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.266829] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 22.283006] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 22.292938] panel-simple panel-lcd: Specify missing connector_type <4>[ 22.308687] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 22.719400] caam algorithms registered in /proc/crypto <6>[ 22.731577] caam 2100000.crypto: registering rng-caam <5>[ 22.860039] random: crng init done <6>[ 22.912146] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.921259] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.930059] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 22.938816] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 22.954075] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 22.962909] panel-simple panel-lcd: Specify missing connector_type <4>[ 22.984500] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 23.021917] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 23.030775] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 23.039601] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 23.048300] 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/erspan0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fe mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.38 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 25.683117] systemd[1]: System time before build time, advancing clock. <30>[ 25.972316] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) <30>[ 26.000241] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! <30>[ 26.065929] systemd[1]: Set hostname to . <30>[ 27.819947] systemd[1]: Queued start job for default target Graphical Interface. <30>[ 27.835789] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. <30>[ 27.884380] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. <30>[ 27.934340] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. <30>[ 27.983198] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. <30>[ 28.032951] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. <30>[ 28.082346] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. <30>[ 28.130101] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. <30>[ 28.144398] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. <30>[ 28.191036] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. <30>[ 28.230373] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. <30>[ 28.268634] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. <30>[ 28.309370] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. <30>[ 28.352915] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. <30>[ 28.465040] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. <30>[ 28.479549] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). <30>[ 28.525517] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. <30>[ 28.575126] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. <30>[ 28.631087] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. <30>[ 28.694149] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. <30>[ 28.752885] systemd[1]: Condition check resulted in Huge Pages File System being skipped. <30>[ 28.763718] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. <30>[ 28.785525] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... <30>[ 28.833206] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... <30>[ 28.893009] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... <30>[ 28.967669] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... <30>[ 29.019390] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... <30>[ 29.072089] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... <30>[ 29.128053] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. <30>[ 29.165881] systemd[1]: Starting Journal Service... <6>[ 29.167196] fuse: init (API version 7.32) Starting Journal Service... <30>[ 29.228396] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... <30>[ 29.283445] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... <30>[ 29.312470] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... <30>[ 29.371909] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. <30>[ 29.422305] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. <30>[ 29.477457] 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>[ 29.565455] systemd[1]: modprobe@configfs.service: Succeeded. <30>[ 29.576243] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. <30>[ 29.634383] systemd[1]: modprobe@drm.service: Succeeded. <30>[ 29.644558] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. <30>[ 29.704699] systemd[1]: modprobe@fuse.service: Succeeded. <30>[ 29.715501] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. <30>[ 29.773979] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. <30>[ 29.823814] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. <30>[ 29.880869] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... <30>[ 29.940625] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... <30>[ 29.996939] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. <30>[ 30.007491] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. <30>[ 30.026992] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... <30>[ 30.087772] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... <30>[ 30.150117] systemd[1]: Starting Create System Users... Starting Create System Users... <30>[ 30.214807] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... <46>[ 30.664615] systemd-journald[276]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.165-cip25 #1 SMP Tue Jan 31 12:30:27 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/8948709/extract-nfsrootfs-zresf0m1' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8948709/extract-nfsrootfs-zresf0m1' / # 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-8948709/environment . /lava-8948709/environment / # /lava-8948709/bin/lava-test-runner /lava-8948709/0 /lava-8948709/bin/lava-test-runner /lava-8948709/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8948709/0/tests/0_timesync-off ++ cat uuid + UUID=8948709_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-8948709/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8948709_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.165-cip25/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8948709/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: install_deps skipped --2023-01-31 12:51:17-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.165-cip25/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: 1411460 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 23.77K 82.3KB/s kselftest.tar.xz 4%[ ] 60.53K 104KB/s kselftest.tar.xz 7%[> ] 98.23K 113KB/s kselftest.tar.xz 9%[> ] 132.65K 114KB/s kselftest.tar.xz 12%[=> ] 177.42K 122KB/s kselftest.tar.xz 14%[=> ] 205.70K 117KB/s kselftest.tar.xz 17%[==> ] 247.19K 121KB/s kselftest.tar.xz 19%[==> ] 272.16K 114KB/s kselftest.tar.xz 21%[===> ] 293.85K 112KB/s kselftest.tar.xz 23%[===> ] 320.72K 110KB/s kselftest.tar.xz 25%[====> ] 349.00K 108KB/s eta 10s kselftest.tar.xz 27%[====> ] 378.70K 108KB/s eta 10s kselftest.tar.xz 29%[====> ] 412.15K 104KB/s eta 10s kselftest.tar.xz 32%[=====> ] 446.57K 104KB/s eta 9s kselftest.tar.xz 34%[=====> ] 474.85K 104KB/s eta 9s kselftest.tar.xz 36%[======> ] 505.96K 104KB/s eta 9s kselftest.tar.xz 39%[======> ] 539.90K 106KB/s eta 9s kselftest.tar.xz 41%[=======> ] 573.84K 104KB/s eta 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'kselftest.tar.xz' saved [1411460/1411460] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== <12>[ 79.617788] 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>[ 80.469541] lkdtm: Performing direct entry BUG <4>[ 80.474525] ------------[ cut here ]------------ <2>[ 80.479421] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 80.484932] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 80.490354] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 80.519906] CPU: 2 PID: 717 Comm: cat Not tainted 5.10.165-cip25 #1 <4>[ 80.526459] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 80.533286] PC is at lkdtm_BUG+0x14/0x18 <4>[ 80.537498] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 80.542228] pc : [] lr : [] psr: a00e0013 <4>[ 80.548779] sp : c5c21e58 ip : c5c21e68 fp : c5c21e64 <4>[ 80.554286] r10: 00000004 r9 : c1acd344 r8 : c15e879c <4>[ 80.559792] r7 : c5c21f60 r6 : 00000004 r5 : c65a2000 r4 : 00000001 <4>[ 80.566601] r3 : c0c34c74 r2 : b983cb17 r1 : ef7ab5e0 r0 : c15e87a4 <4>[ 80.573415] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 80.580834] Control: 10c5387d Table: 1647004a DAC: 00000051 <0>[ 80.586869] Process cat (pid: 717, stack limit = 0x68c1fcf4) <0>[ 80.592814] Stack: (0xc5c21e58 to 0xc5c22000) <0>[ 80.597458] 1e40: c5c21e74 c5c21e68 <0>[ 80.605928] 1e60: c0c34708 c0c34c80 c5c21e9c c5c21e78 c0c34c08 c0c346e8 c0c34ae8 c6321400 <0>[ 80.614396] 1e80: b6dfc000 00000004 c5376840 c5c21f60 c5c21ec4 c5c21ea0 c07e1144 c0c34af4 <0>[ 80.622864] 1ea0: 00000000 c6321400 b6dfc000 c2816000 c5c21f60 c07e10e0 c5c21f5c c5c21ec8 <0>[ 80.631335] 1ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c59a13a4 c0599540 c5c20000 <0>[ 80.639804] 1ee0: b6dfc000 00020000 00000004 00000004 0001fffc c5c21ee0 00000001 00000805 <0>[ 80.648274] 1f00: c5c40500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 80.656744] 1f20: 00000000 00000000 c5c20000 b983cb17 b6dfb000 c6321400 c6321400 c5c20000 <0>[ 80.665214] 1f40: b6dfc000 00000000 00000000 00000004 c5c21f94 c5c21f60 c0599540 c0598eac <0>[ 80.673683] 1f60: 00000000 00000000 c5c21fac b983cb17 00000004 00000004 b6f43e00 00000004 <0>[ 80.682153] 1f80: c03002e4 c5c20000 c5c21fa4 c5c21f98 c05995d0 c05994d8 00000000 c5c21fa8 <0>[ 80.690621] 1fa0: c03000c0 c05995c4 00000004 00000004 00000001 b6dfc000 00000004 00000000 <0>[ 80.699090] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 <0>[ 80.707558] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 800e0030 00000001 00000000 00000000 <0>[ 80.716014] Backtrace: <0>[ 80.718770] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 80.726637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 80.734944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 80.743157] r9:c5c21f60 r8:c5376840 r7:00000004 r6:b6dfc000 r5:c6321400 r4:c0c34ae8 <0>[ 80.751201] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 80.759325] r9:c07e10e0 r8:c5c21f60 r7:c2816000 r6:b6dfc000 r5:c6321400 r4:00000000 <0>[ 80.767361] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 80.774789] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5c20000 r5:c6321400 <0>[ 80.782900] r4:c6321400 <0>[ 80.785729] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 80.793156] r9:c5c20000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000004 r4:00000004 <0>[ 80.801196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 80.809050] Exception stack(0xc5c21fa8 to 0xc5c21ff0) <0>[ 80.814391] 1fa0: 00000004 00000004 00000001 b6dfc000 00000004 00000000 <0>[ 80.822859] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 <0>[ 80.831321] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 <0>[ 80.836664] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 80.843050] ---[ end trace e1c408425540066f ]--- <3>[ 80.847955] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 80.857115] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 717, name: cat <4>[ 80.865052] INFO: lockdep is turned off. <4>[ 80.869254] irq event stamp: 1590 <4>[ 80.872873] hardirqs last enabled at (1589): [] console_unlock+0x4b0/0x6c0 <4>[ 80.880997] hardirqs last disabled at (1590): [] __und_svc+0x60/0x6c <4>[ 80.888510] softirqs last enabled at (1384): [] __do_softirq+0x378/0x5fc <4>[ 80.896458] softirqs last disabled at (1377): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 80.904580] CPU: 2 PID: 717 Comm: cat Tainted: G D 5.10.165-cip25 #1 <4>[ 80.912518] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 80.919323] Backtrace: <4>[ 80.922089] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 80.929948] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fbb8 <4>[ 80.935905] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 80.943519] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) <4>[ 80.951557] r9:600e0093 r8:0000000b r7:c035bc60 r6:00000031 r5:c19c98fc r4:c5c20000 <4>[ 80.959596] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 80.967714] r6:00000000 r5:00000031 r4:c19c98fc <4>[ 80.972636] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) <4>[ 80.980667] r6:00000001 r5:c5c20000 r4:c5a22880 <4>[ 80.985591] [] (exit_signals) from [] (do_exit+0x100/0xb38) <4>[ 80.993191] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c5a22880 <4>[ 81.000193] [] (do_exit) from [] (die+0x370/0x37c) <4>[ 81.007003] r7:c1e0fb4c <4>[ 81.009830] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 81.017170] r10:00000004 r9:c5c20000 r8:c15e879c r7:00000000 r6:c5c21dc8 r5:c0c34c88 <4>[ 81.025281] r4:e7f001f2 <4>[ 81.028111] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 81.036310] Exception stack(0xc5c21dc8 to 0xc5c21e10) <4>[ 81.041653] 1dc0: c15e87a4 ef7ab5e0 b983cb17 c0c34c74 00000001 c65a2000 <4>[ 81.050121] 1de0: 00000004 c5c21f60 c15e879c c1acd344 00000004 c5c21e64 c5c21e68 c5c21e58 <4>[ 81.058584] 1e00: c0c34708 c0c34c88 a00e0013 ffffffff <4>[ 81.063924] r7:c5c21dfc r6:ffffffff r5:a00e0013 r4:c0c34c8c <4>[ 81.069878] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 81.077740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 81.086041] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 81.094251] r9:c5c21f60 r8:c5376840 r7:00000004 r6:b6dfc000 r5:c6321400 r4:c0c34ae8 <4>[ 81.102291] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 81.110413] r9:c07e10e0 r8:c5c21f60 r7:c2816000 r6:b6dfc000 r5:c6321400 r4:00000000 <4>[ 81.118451] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 81.125877] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5c20000 r5:c6321400 <4>[ 81.133989] r4:c6321400 <4>[ 81.136815] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 81.144243] r9:c5c20000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000004 r4:00000004 <4>[ 81.152278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 81.160129] Exception stack(0xc5c21fa8 to 0xc5c21ff0) <4>[ 81.165470] 1fa0: 00000004 00000004 00000001 b6dfc000 00000004 00000000 <4>[ 81.173938] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 <4>[ 81.182399] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 # Segmentation fault # [ 80.469541] lkdtm: Performing direct entry BUG # [ 80.474525] ------------[ cut here ]------------ # [ 80.479421] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 80.484932] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 80.490354] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 80.519906] CPU: 2 PID: 717 Comm: cat Not tainted 5.10.165-cip25 #1 # [ 80.526459] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.533286] PC is at lkdtm_BUG+0x14/0x18 # [ 80.537498] LR is at lkdtm_do_action+0x2c/0x4c # [ 80.542228] pc : [] lr : [] psr: a00e0013 # [ 80.548779] sp : c5c21e58 ip : c5c21e68 fp : c5c21e64 # [ 80.554286] r10: 00000004 r9 : c1acd344 r8 : c15e879c # [ 80.559792] r7 : c5c21f60 r6 : 00000004 r5 : c65a2000 r4 : 00000001 # [ 80.566601] r3 : c0c34c74 r2 : b983cb17 r1 : ef7ab5e0 r0 : c15e87a4 # [ 80.573415] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 80.580834] Control: 10c5387d Table: 1647004a DAC: 00000051 # [ 80.586869] Process cat (pid: 717, stack limit = 0x68c1fcf4) # [ 80.592814] Stack: (0xc5c21e58 to 0xc5c22000) # [ 80.597458] 1e40: c5c21e74 c5c21e68 # [ 80.605928] 1e60: c0c34708 c0c34c80 c5c21e9c c5c21e78 c0c34c08 c0c346e8 c0c34ae8 c6321400 # [ 80.614396] 1e80: b6dfc000 00000004 c5376840 c5c21f60 c5c21ec4 c5c21ea0 c07e1144 c0c34af4 # [ 80.622864] 1ea0: 00000000 c6321400 b6dfc000 c2816000 c5c21f60 c07e10e0 c5c21f5c c5c21ec8 # [ 80.631335] 1ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c59a13a4 c0599540 c5c20000 # [ 80.639804] 1ee0: b6dfc000 00020000 00000004 00000004 0001fffc c5c21ee0 00000001 00000805 # [ 80.648274] 1f00: c5c40500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 80.656744] 1f20: 00000000 00000000 c5c20000 b983cb17 b6dfb000 c6321400 c6321400 c5c20000 # [ 80.665214] 1f40: b6dfc000 00000000 00000000 00000004 c5c21f94 c5c21f60 c0599540 c0598eac # [ 80.673683] 1f60: 00000000 00000000 c5c21fac b983cb17 00000004 00000004 b6f43e00 00000004 # [ 80.682153] 1f80: c03002e4 c5c20000 c5c21fa4 c5c21f98 c05995d0 c05994d8 00000000 c5c21fa8 # [ 80.690621] 1fa0: c03000c0 c05995c4 00000004 00000004 00000001 b6dfc000 00000004 00000000 # [ 80.699090] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 # [ 80.707558] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 800e0030 00000001 00000000 00000000 # [ 80.716014] Backtrace: # [ 80.718770] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.726637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.734944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.743157] r9:c5c21f60 r8:c5376840 r7:00000004 r6:b6dfc000 r5:c6321400 r4:c0c34ae8 # [ 80.751201] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 80.759325] r9:c07e10e0 r8:c5c21f60 r7:c2816000 r6:b6dfc000 r5:c6321400 r4:00000000 # [ 80.767361] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.774789] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5c20000 r5:c6321400 # [ 80.782900] r4:c6321400 # [ 80.785729] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.793156] r9:c5c20000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000004 r4:00000004 # [ 80.801196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.809050] Exception stack(0xc5c21fa8 to 0xc5c21ff0) # [ 80.814391] 1fa0: 00000004 00000004 00000001 b6dfc000 00000004 00000000 # [ 80.822859] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 # [ 80.831321] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 # [ 80.836664] Code: e92dd800 e24cb004 <6>[ 81.623372] lkdtm: Performing direct entry WARNING e52de004 e8bd4000 (e7f001f2) # <4>[ 81.629346] ------------[ cut here ]------------ [ 80.843050] ---[ end trace e1c<4>[ 81.636734] WARNING: CPU: 2 PID: 788 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 408425540066f ]--- # [ 80.8479<4>[ 81.648335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 55] BUG: sleeping function called<4>[ 81.680308] CPU: 2 PID: 788 Comm: cat Tainted: G D W 5.10.165-cip25 #1 from invalid context at include/<4>[ 81.691005] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) linux/percpu-rwsem.h:49 # [ 80<4>[ 81.700657] Backtrace: .857115] in_atomic(): 0, irqs_dis<4>[ 81.706250] [] (dump_backtrace) from [] (show_stack+0x20/0x24) abled(): 128, non_block: 0, pid: <4>[ 81.716927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 717, name: cat # [ 80.865052] <4>[ 81.725715] [] (show_stack) from [] (dump_stack+0xe0/0x100) INFO: lockdep is turned off. # [<4>[ 81.736150] [] (dump_stack) from [] (__warn+0xfc/0x16c) 80.869254] irq event stamp: 15<4>[ 81.746231] r9:00000009 r8:c0c34cd4 r7:00000053 r6:00000009 r5:c0c34cd4 r4:c1acda00 90 # [ 80.872873] hardirqs las<4>[ 81.757103] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) t enabled at (1589): [<4>[ 81.767702] r7:00000053 r6:c1acda00 r5:00000000 r4:c5a38000 ] console_unlock+0x4b0/0x6c0 # [<4>[ 81.776492] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 80.880997] hardirqs last disab<4>[ 81.787700] r9:c1acd348 r8:c15e879c r7:c5a39f60 r6:00000008 r5:c65a2000 r4:00000002 led at (1590): [] __und<4>[ 81.798568] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) _svc+0x60/0x6c # [ 80.888510] <4>[ 81.809608] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) softirqs last enabled at (1384):<4>[ 81.820743] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [] __do_softirq+0x378/<4>[ 81.831776] r9:c5a39f60 r8:c5376840 r7:00000008 r6:b6e8a000 r5:c63212c0 r4:c0c34ae8 0x5fc # [ 80.896458] softirqs <4>[ 81.842649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) last disabled at (1377): [[ 81.853597] r9:c07e10e0 r8:c5a39f60 r7:c2816000 r6:b6e8a000 r5:c63212c0 r4:00000000 7c>] __irq_exit_rcu+0x178/0x1d0 <4>[ 81.864464] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.904580] CPU: 2 PID: 717 <4>[ 81.874722] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c5a38000 r5:c63212c0 Comm: cat Tainted: G D <4>[ 81.885669] r4:c63212c0 5.10.165-cip25 #1 # [ 80.<4>[ 81.891335] [] (ksys_write) from [] (sys_write+0x18/0x1c) 912518] Hardware name: Freescale <4>[ 81.901594] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000008 r4:00000008 i.MX6 Quad/DualLite (Device Tree)<4>[ 81.912465] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.919323] Backtrace: #<4>[ 81.923151] Exception stack(0xc5a39fa8 to 0xc5a39ff0) [ 80.922089] [] (dum<4>[ 81.931333] 9fa0: 00000008 00000008 00000001 b6e8a000 00000008 00000000 p_backtrace) from [] (s<4>[ 81.942634] 9fc0: 00000008 00000008 b6fd1e00 00000004 00000001 00000000 00020000 becafa64 how_stack+0x20/0x24) # [ 80.92<4>[ 81.953931] 9fe0: 00000004 becaf798 b6f3c4cf b6ec27e6 9948] r7:ffffffff r6:600e0093 r5<4>[ 81.962189] irq event stamp: 0 :00000000 r4:c1f0fbb8 # [ 80.9<4>[ 81.968324] hardirqs last enabled at (0): [<00000000>] 0x0 35905] [] (show_stack) <4>[ 81.976998] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 from [] (dump_stack+0xe<4>[ 81.987634] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 0/0x100) # [ 80.943519] [[ 81.998255] softirqs last disabled at (0): [<00000000>] 0x0 bb40>] (dump_stack) from [[ 82.006901] ---[ end trace e1c4084255400670 ]--- d8>] (___might_sleep+0x1ac/0x2bc) # [ 80.951557] r9:600e0093 r8:0000000b r7:c035bc60 r6:00000031 r5:c19c98fc r4:c5c20000 # [ 80.959596] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 80.967714] r6:00000000 r5:00000031 r4:c19c98fc # [ 80.972636] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 80.980667] r6:00000001 r5:c5c20000 r4:c5a22880 # [ 80.985591] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 80.993191] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c5a22880 # [ 81.000193] [] (do_exit) from [] (die+0x370/0x37c) # [ 81.007003] r7:c1e0fb4c # [ 81.009830] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 81.017170] r10:00000004 r9:c5c20000 r8:c15e879c r7:00000000 r6:c5c21dc8 r5:c0c34c88 # [ 81.025281] r4:e7f001f2 # [ 81.028111] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 81.036310] Exception stack(0xc5c21dc8 to 0xc5c21e10) # [ 81.041653] 1dc0: c15e87a4 ef7ab5e0 b983cb17 c0c34c74 00000001 c65a2000 # [ 81.050121] 1de0: 00000004 c5c21f60 c15e879c c1acd344 00000004 c5c21e64 c5c21e68 c5c21e58 # [ 81.058584] 1e00: c0c34708 c0c34c88 a00e0013 ffffffff # [ 81.063924] r7:c5c21dfc r6:ffffffff r5:a00e0013 r4:c0c34c8c # [ 81.069878] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.077740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.086041] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.094251] r9:c5c21f60 r8:c5376840 r7:00000004 r6:b6dfc000 r5:c6321400 r4:c0c34ae8 # [ 81.102291] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 81.110413] r9:c07e10e0 r8:c5c21f60 r7:c2816000 r6:b6dfc000 r5:c6321400 r4:00000000 # [ 81.118451] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.125877] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c5c20000 r5:c6321400 # [ 81.133989] r4:c6321400 # [ 81.136815] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.144243] r9:c5c20000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000004 r4:00000004 # [ 81.152278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.160129] Exception stack(0xc5c21fa8 to 0xc5c21ff0) # [ 81.165470] 1fa0: 00000004 00000004 00000001 b6dfc000 00000004 00000000 # [ 81.173938] 1fc0: 00000004 00000004 b6f43e00 00000004 00000001 00000000 00020000 be94da64 # [ 81.182399] 1fe0: 00000004 be94d798 b6eae4cf b6e347e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 81.623372] lkdtm: Performing direct entry WARNING # [ 81.629346] ------------[ cut here ]------------ # [ 81.636734] WARNING: CPU: 2 PID: 788 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 81.648335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 81.680308] CPU: 2 PID: 788 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 81.691005] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.700657] Backtrace: # [ 81.706250] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.716927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 81.725715] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 81.736150] [] (dump_stack) from [] (__<6>[ 82.346356] lkdtm: Performing direct entry WARNING_MESSAGE warn+0xfc/0x16c) # [ 81.746231<4>[ 82.354371] ------------[ cut here ]------------ ] r9:00000009 r8:c0c34cd4 r7:000<4>[ 82.362080] WARNING: CPU: 3 PID: 823 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 00053 r6:00000009 r5:c0c34cd4 r4:<4>[ 82.374417] Warning message trigger count: 2 c1acda00 # [ 81.757103] [[ 82.381671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 66a8>] (__warn) from []<4>[ 82.413643] CPU: 3 PID: 823 Comm: cat Tainted: G D W 5.10.165-cip25 #1 (warn_slowpath_fmt+0x8c/0xa8) #<4>[ 82.424379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 81.767702] r7:00000053 r6:c<4>[ 82.434031] Backtrace: 1acda00 r5:00000000 r4:c5a38000 <4>[ 82.439619] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.776492] [] (wa<4>[ 82.450299] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 rn_slowpath_fmt) from [<4>[ 82.459085] [] (show_stack) from [] (dump_stack+0xe0/0x100) ] (lkdtm_WARNING+0x48/0x4c) # [ <4>[ 82.469520] [] (dump_stack) from [] (__warn+0xfc/0x16c) 81.787700] r9:c1acd348 r8:c15e<4>[ 82.479601] r9:00000009 r8:c0c34d24 r7:00000058 r6:00000009 r5:c0c34d24 r4:c1acda00 879c r7:c5a39f60 r6:00000008 r5:c<4>[ 82.490471] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 65a2000 r4:00000002 # [ 81.798<4>[ 82.501071] r7:00000058 r6:c1acda00 r5:c1acda1c r4:c5d82000 568] [] (lkdtm_WARNING)<4>[ 82.509859] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) from [] (lkdtm_do_acti<4>[ 82.521763] r9:c1acd350 r8:c15e879c r7:c5d83f60 r6:00000010 r5:c603a000 r4:00000003 on+0x2c/0x4c) # [ 81.809608] [<4>[ 82.532628] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) ] (lkdtm_do_action) fro<4>[ 82.544361] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) m [] (direct_entry+0x12<4>[ 82.555493] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0/0x18c) # [ 81.820743] [[ 82.566525] r9:c5d83f60 r8:c5376840 r7:00000010 r6:b6e21000 r5:c5b34a00 r4:c0c34ae8 4ae8>] (direct_entry) from [[ 82.577398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 1144>] (full_proxy_write+0x64/0x9<4>[ 82.588345] r9:c07e10e0 r8:c5d83f60 r7:c2816000 r6:b6e21000 r5:c5b34a00 r4:00000000 4) # [ 81.831776] r9:c5a39f60<4>[ 82.599210] [] (vfs_write) from [] (ksys_write+0x74/0xec) r8:c5376840 r7:00000008 r6:b6e8a<4>[ 82.609469] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5d82000 r5:c5b34a00 000 r5:c63212c0 r4:c0c34ae8 # [ <4>[ 82.620417] r4:c5b34a00 81.842649] [] (full_p<4>[ 82.626080] [] (ksys_write) from [] (sys_write+0x18/0x1c) roxy_write) from [] (vf<4>[ 82.636335] r9:c5d82000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000010 r4:00000010 s_write+0x10c/0x524) # [ 81.85<4>[ 82.647203] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 3597] r9:c07e10e0 r8:c5a39f60 r7<4>[ 82.657890] Exception stack(0xc5d83fa8 to 0xc5d83ff0) :c2816000 r6:b6e8a000 r5:c63212c0<4>[ 82.666068] 3fa0: 00000010 00000010 00000001 b6e21000 00000010 00000000 r4:00000000 # [ 81.864464] [<<4>[ 82.677374] 3fc0: 00000010 00000010 b6f68e00 00000004 00000001 00000000 00020000 bea34a64 c0598ea0>] (vfs_write) from [[ 82.688668] 3fe0: 00000004 bea34798 b6ed34cf b6e597e6 99540>] (ksys_write+0x74/0xec) #<4>[ 82.696908] irq event stamp: 0 [ 81.874722] r10:00000004 r9:<4>[ 82.703056] hardirqs last enabled at (0): [<00000000>] 0x0 00000000 r8:00000000 r7:b6e8a000 <4>[ 82.711759] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 r6:c5a38000 r5:c63212c0 # [ 81<4>[ 82.722360] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 .885669] r4:c63212c0 # [ 81.8<4>[ 82.732964] softirqs last disabled at (0): [<00000000>] 0x0 91335] [] (ksys_write) <4>[ 82.741656] ---[ end trace e1c4084255400671 ]--- from [] (sys_write+0x18/0x1c) # [ 81.901594] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000008 r4:00000008 # [ 81.912465] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.923151] Exception stack(0xc5a39fa8 to 0xc5a39ff0) # [ 81.931333] 9fa0: 00000008 00000008 00000001 b6e8a000 00000008 00000000 # [ 81.942634] 9fc0: 00000008 00000008 b6fd1e00 00000004 00000001 00000000 00020000 becafa64 # [ 81.953931] 9fe0: 00000004 becaf798 b6f3c4cf b6ec27e6 # [ 81.962189] irq event stamp: 0 # [ 81.968324] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 81.976998] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 81.987634] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 81.998255] softirqs last disabled at (0): [<00000000>] 0x0 # [ 82.006901] ---[ end trace e1c4084255400670 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 82.346356] lkdtm: Performing direct entry WARNING_MESSAGE # [ 82.354371] ------------[ cut here ]------------ # [ 82.362080] WARNING: CPU: 3 PID: 823 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 82.374417] Warning message trigger count: 2 # [ 82.381671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 82.413643] CPU: 3 PID: 823 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 82.424379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.434031] Backtrace: # [ 82.439619] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 82.450299] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 82.459085] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 82.469520] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 82.479601] r9:00000009 r8:c0c34d24 r7:00000058 r6:00000009 r5:c0c34d24 r4:c1acda00 # [ 82.490471] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 82.501071] r7:00000058 r6:c1acda00 r5:c1acda1c r4:c5d82000 # [ 82.509859] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 82.521763] r9:c1acd350 r8:c15e879c r7:c5d83f60 r6:00000010 r5:c603a000 r4:00000003 # [ 82.532628] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.544361] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.555493] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.566525] r9:c5d83f60 r8:c5376840 r7:00000010 r6:b6e21000 r5:c5b34a00 r4:c0c34ae8 # [ 82.577398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 82.588345] r9:c07e10e0 r8:c5d83f60 r7:c2816000 r6:b6e21000 r5:c5b34a00 r4:00000000 # [ 82.599210] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.609469] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5d82000 r5:c5b34a00 # [ 82.620417] r4:c5b34a00 # [ 82.626080] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.636335] r9:c5d82000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000010 r4:00000010 # [ 82.647203] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.657890] Exception stack(0xc5d83fa8 to 0xc5d83ff0) # [ 82.666068] 3fa0: 00000010 00000010 00000001 b6e21000 00000010 00000000 # [ 82.677374] 3fc0: 00000010 00000010 b6f68e00 00000004 00000001 00000000<6>[ 83.084004] lkdtm: Performing direct entry EXCEPTION 00020000 bea34a64 # [ 82.6886<1>[ 83.091234] 8<--- cut here --- 68] 3fe0: 00000004 a[3 4 7 93.097318] Unable to handle kernel NULL pointer dereference at virtual address 00000000 8 b6ed34cf b6e597e6 # [ 82.696<1>[ 83.107909] pgd = a8ecd01e 908] irq event stamp: 0 # [ 82<1>[ 83.113717] [00000000] *pgd=00000000 .703056] hardirqs last enabled a<0>[ 83.120450] Internal error: Oops: 805 [#2] SMP ARM t (0): [<00000000>] 0x0 # [ 82<4>[ 83.128300] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 .711759] hardirqs last< 4d>i[s a 83.160266] CPU: 1 PID: 855 Comm: cat Tainted: G D W 5.10.165-cip25 #1 led at (0): <[4<>c[0 3 5 38d30.4170519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] copy_process+0x5f8/0x197<44 > [ 83.179224] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 82.722360] st[i r q s8 .186437] LR is at lkdtm_do_action+0x2c/0x4c last enablea[t ( 08)3:. 193219] pc : [] lr : [] psr: a00e0013 <]4 >c[o p y _83p.r2o0c653] sp : c5d83e58 ip : c5d83e68 fp : c5d83e64 ess+0x5f8/<04x>1[9 7 4 8 3#. 2[08871] r10: 0000000a r9 : c1acd360 r8 : c15e879c 82.7329<644>][ s o f8t3i.r2q1s177] r7 : c5d83f60 r6 : 0000000a r5 : c658f000 r4 : 00000004 last disae[d a t83 .(202)698] r3 : 00000000 r2 : 3eb3b632 r1 : ef7965e0 r0 : c15e87bc : [<00000000>]< 40>x[0 #8 3[.233222] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 82.741656]< 4->-[- [ e8n3d. 242610] Control: 10c5387d Table: 1674404a DAC: 00000051 race e1c40842554<000>6[7 1 ]8-3.250526] Process cat (pid: 855, stack limit = 0x7c5dfe47) - # WARNING_MS[A G E 8:3 .s58524] Stack: (0xc5d83e58 to 0xc5d84000) aw 'message trigr[' : o8k3.265051] 3e40: c5d83e74 c5d83e68 ok 4 selftest [l k d t8m3:.275568] 3e60: c0c34708 c0c34d38 c5d83e9c c5d83e78 c0c34c08 c0c346e8 c0c34ae8 c6102640 WARNING_MESSAGE. [ # s8e3.286001] 3e80: b6e4d000 0000000a c5376840 c5d83f60 c5d83ec4 c5d83ea0 c07e1144 c0c34af4 ftests: lkdtm: EX[P T I O8N3.296518] 3ea0: 00000000 c6102640 b6e4d000 c2816000 c5d83f60 c07e10e0 c5d83f5c c5d83ec8 sh <0>[ 83.307036] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5d82000 <0>[ 83.315818] 3ee0: b6e4d000 00020000 00000004 0000000a 0001fff6 c5d83ee0 00000001 b6e4c000 <0>[ 83.324264] 3f00: c62028c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 83.332711] 3f20: 00000000 00000000 c13779e8 3eb3b632 c205cae0 c6102640 c6102640 c5d82000 <0>[ 83.341157] 3f40: b6e4d000 00000000 00000000 00000004 c5d83f94 c5d83f60 c0599540 c0598eac <0>[ 83.349602] 3f60: 00000000 00000000 c5d83fac 3eb3b632 0000000a 0000000a b6f94e00 00000004 <0>[ 83.358048] 3f80: c03002e4 c5d82000 c5d83fa4 c5d83f98 c05995d0 c05994d8 00000000 c5d83fa8 <0>[ 83.366494] 3fa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6e4d000 0000000a 00000000 <0>[ 83.374941] 3fc0: 0000000a 0000000a b6f94e00 00000004 00000001 00000000 00020000 be8cda64 <0>[ 83.383387] 3fe0: 00000004 be8cd798 b6eff4cf b6e857e6 800e0030 00000001 00000000 00000000 <0>[ 83.391828] Backtrace: <0>[ 83.394552] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 83.402912] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 83.411192] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 83.419381] r9:c5d83f60 r8:c5376840 r7:0000000a r6:b6e4d000 r5:c6102640 r4:c0c34ae8 <0>[ 83.427400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 83.435499] r9:c07e10e0 r8:c5d83f60 r7:c2816000 r6:b6e4d000 r5:c6102640 r4:00000000 <0>[ 83.443513] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 83.450917] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c5d82000 r5:c6102640 <0>[ 83.459011] r4:c6102640 <0>[ 83.461817] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 83.469220] r9:c5d82000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000000a r4:0000000a <0>[ 83.477236] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 83.485069] Exception stack(0xc5d83fa8 to 0xc5d83ff0) <0>[ 83.490389] 3fa0: 0000000a 0000000a 00000001 b6e4d000 0000000a 00000000 <0>[ 83.498834] 3fc0: 0000000a 0000000a b6f94e00 00000004 00000001 00000000 00020000 be8cda64 <0>[ 83.507277] 3fe0: 00000004 be8cd798 b6eff4cf b6e857e6 <0>[ 83.512598] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 83.519047] ---[ end trace e1c4084255400672 ]--- # Segmentation fault # [ 83.084004] lkdtm: Performing direct entry EXCEPTION # [ 83.091234] 8<--- cut here --- # [ 83.097318] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 83.107909] pgd = a8ecd01e # [ 83.113717] [00000000] *pgd=00000000 # [ 83.120450] Internal error: Oops: 805 [#2] SMP ARM # [ 83.128300] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 83.160266] CPU: 1 PID: 855 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 83.170519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.179224] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 83.186437] LR is at lkdtm_do_action+0x2c/0x4c # [ 83.193219] pc : [] lr : [] psr: a00e0013 # [ 83.201653] sp : c5d83e58 ip : c5d83e68 fp : c5d83e64 # [ 83.208871] r10: 0000000a r9 : c1acd360 r8 : c15e879c # [ 83.216177] r7 : c5d83f60 r6 : 0000000a r5 : c658f000 r4 : 00000004 # [ 83.224698] r3 : 00000000 r2 : 3eb3b632 r1 : ef7965e0 r0 : c15e87bc # [ 83.233222] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 83.242610] Control: 10c5387d Table: 1674404a DAC: 00000051 # [ 83.250526] Process cat (pid: 855, stack limit = 0x7c5dfe47) # [ 83.258524] Stack: (0xc5d83e58 to 0xc5d84000) # [ 83.265051] 3e40: c5d83e74 c5d83e68 # [ 83.275568] 3e60: c0c34708 c0c34d38 c5d83e9c c5d83e78 c0c34c08 c0c346e8 c0c34ae8 c6102640 # [ 83.286001] 3e80: b6e4d000 0000000a c5376840 c5d83f60 c5d83ec4 c5d83ea0 c07e1144 c0c34af4 # [ 83.296518] 3ea0: 00000000 c6102640 b6e4d000 c2816000 c5d83f60 c07e10e0 c5d83f5c c5d83ec8 # [ 83.307036] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5d82000 # [ 83.315818] 3ee0: b6e4d000 00020000 00000004 0000000a 0001fff6 c5d83ee0 00000001 b6e4c000 # [ 83.324264] 3f00: c62028c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 83.332711] 3f20: 00000000 00000000 c13779e8 3eb3b632 c205cae0 c6102640 c6102640 c5d82000 # [ 83.341157] 3f40: b6e4d000 00000000 00000000 00000004 c5d83f94 c5d83f60 c0599540 c0598eac # [ 83.349602] 3f60: 00000000 00000000 c5d83fac 3eb3b632 0000000a 0000000a b6f94e00 00000004 # [ 83.358048] 3f80: c03002e4 c5d82000 c5d83fa4 c5d83f98 c05995d0 c05994d8 00000000 c5d83fa8 # [ 83.366494] 3fa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6e4d000 0000000a 00000000 # [ 83.374941] 3fc0: 0000000a 0000000a b6f94e00 00000004 00000001 00000000 00020000 be8cda64 # [ 83.383387] 3fe0: 00000004 be8cd798 b6eff4cf b6e857e6 800e0030 00000001 00000000 00000000 # [ 83.391828] Backtrace: # [ 83.394552] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.402912] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.411192] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.419381] r9:c5d83f60 r8:c5376840 r7:0000000a r6:b6e4d000 r5:c6102640 r4:c0c34ae8 # [ 83.427400] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 83.435499] r9:c07e10e0 r8:c5d83f60 r7:c2816000 r6:b6e4d000 r5:c6102640 r4:00000000 # [ 83.443513] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.450917] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c5d82000 r5:c6102640 # [ 83.459011] r4:c6102640 # [ 83.461817] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.469220] r9:c5d82000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000000a r4:0000000a # [ 83.477236] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.485069] Exception stack(0xc5d83fa8 to 0xc5d83ff0) # [ 83.490389] 3fa0: 0000000a 0000000a 00000001 b6e4d000 0000000a 00000000 # [ 83.498834] 3fc0: 0000000a 0000000a b6f94e00 00000004 00000001 00000000 00020000 be8cda64 # [ 83.507277] 3fe0: 00000004 be8cd798 b6eff4cf b6e857e6 # [ 83.512598] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 83.519047] ---[ end trace e1c4084255400672 ]--- # 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>[ 84.688608] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 84.694463] lkdtm: attempting good list addition <6>[ 84.699427] lkdtm: attempting corrupted list addition <3>[ 84.704750] lkdtm: list_add() corruption not detected! # [ 84.688608] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 84.694463] lkdtm: attempting good list addition # [ 84.699427] lkdtm: attempting corrupted list addition # [ 84.704750] 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>[ 85.064493] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 85.070447] lkdtm: attempting good list removal <6>[ 85.075254] lkdtm: attempting corrupted list removal <3>[ 85.080592] lkdtm: list_del() corruption not detected! # [ 85.064493] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 85.070447] lkdtm: attempting good list removal # [ 85.075254] lkdtm: attempting corrupted list removal # [ 85.080592] 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>[ 85.408528] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 85.415078] lkdtm: attempting bad read from page below current stack <3>[ 85.421862] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 85.408528] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 85.415078] lkdtm: attempting bad read from page below current stack # [ 85.421862] 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>[ 85.750936] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 85.757572] lkdtm: attempting bad read from page above current stack <3>[ 85.764286] lkdtm: FAIL: accessed page after stack! (byte: 10) # [ 85.750936] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 85.757572] lkdtm: attempting bad read from page above current stack # [ 85.764286] lkdtm: FAIL: accessed page after stack! (byte: 10) # 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>[ 86.112323] lkdtm: Performing direct entry UNSET_SMEP <3>[ 86.117656] lkdtm: XFAIL: this test is x86_64-only # [ 86.112323] lkdtm: Performing direct entry UNSET_SMEP # [ 86.117656] 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>[ 86.452243] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 86.457754] lkdtm: XFAIL: this test is ia32-only # [ 86.452243] lkdtm: Performing direct entry DOUBLE_FAULT # [ 86.457754] 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>[ 86.785764] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 86.791268] lkdtm: XFAIL: this test is arm64-only # [ 86.785764] lkdtm: Performing direct entry CORRUPT_PAC # [ 86.791268] 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>[ 87.119575] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 87.126302] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 87.119575] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 87.126302] 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>[ 87.844177] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 87.850013] lkdtm: Value in memory before free: 12345678 <6>[ 87.855602] lkdtm: Attempting bad read from freed memory <6>[ 87.861308] lkdtm: Memory was not poisoned # [ 87.844177] lkdtm: Performing direct entry READ_AFTER_FREE # [ 87.850013] lkdtm: Value in memory before free: 12345678 # [ 87.855602] lkdtm: Attempting bad read from freed memory # [ 87.861308] 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>[ 88.375292] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 88.381680] lkdtm: Value in memory before free: 12345678 <6>[ 88.387264] lkdtm: Attempting to read from freed memory <6>[ 88.392793] lkdtm: Buddy page was not poisoned # [ 88.375292] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 88.381680] lkdtm: Value in memory before free: 12345678 # [ 88.387264] lkdtm: Attempting to read from freed memory # [ 88.392793] 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>[ 88.716865] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 88.722856] lkdtm: Attempting double slab free ... # [ 88.716865] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 88.722856] 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>[ 89.065050] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 89.070893] lkdtm: Attempting cross-cache slab free ... # [ 89.065050] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 89.070893] 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>[ 89.402823] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 89.408586] lkdtm: Attempting non-Slab slab free ... # [ 89.402823] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 89.408586] 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>[ 90.501447] lkdtm: Performing direct entry EXEC_DATA <6>[ 90.506697] lkdtm: attempting ok execution at c0c35478 <6>[ 90.512320] lkdtm: attempting bad execution at c26f796c <1>[ 90.517861] 8<--- cut here --- <1>[ 90.521188] Unable to handle kernel paging request at virtual address c26f796c <1>[ 90.528690] pgd = aa827ee0 <1>[ 90.531682] [c26f796c] *pgd=1261141e(bad) <0>[ 90.536011] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 90.541519] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 90.571056] CPU: 3 PID: 1698 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 90.579083] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 90.585913] PC is at data_area+0x0/0x40 <4>[ 90.590044] LR is at execute_location+0xa4/0xb4 <4>[ 90.594858] pc : [] lr : [] psr: 600e0013 <4>[ 90.601407] sp : c5cade38 ip : 00000027 fp : c5cade54 <4>[ 90.606913] r10: 0000000a r9 : c1acd544 r8 : c15e879c <4>[ 90.612419] r7 : c5cadf60 r6 : 00000001 r5 : c26f796c r4 : c0c35478 <4>[ 90.619227] r3 : 7ac2a99a r2 : 7ac2a99a r1 : ef7c05e4 r0 : 0000002b <4>[ 90.626041] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 90.633460] Control: 10c5387d Table: 1673004a DAC: 00000051 <0>[ 90.639490] Process cat (pid: 1698, stack limit = 0xa969191c) <0>[ 90.645521] Stack: (0xc5cade38 to 0xc5cae000) <0>[ 90.650165] de20: 0000001f c63d1000 <0>[ 90.658638] de40: 0000000a c5cadf60 c5cade64 c5cade58 c136235c c1362158 c5cade74 c5cade68 <0>[ 90.667107] de60: c0c34708 c1362344 c5cade9c c5cade78 c0c34c08 c0c346e8 c0c34ae8 c59d7680 <0>[ 90.675576] de80: b6dc8000 0000000a c5376840 c5cadf60 c5cadec4 c5cadea0 c07e1144 c0c34af4 <0>[ 90.684045] dea0: 00000000 c59d7680 b6dc8000 c2816000 c5cadf60 c07e10e0 c5cadf5c c5cadec8 <0>[ 90.692513] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5cac000 <0>[ 90.700982] dee0: b6dc8000 00020000 00000004 0000000a 0001fff6 c5cadee0 00000001 b6dc7000 <0>[ 90.709449] df00: c5afeb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 90.717917] df20: 00000000 00000000 c13779e8 7ac2a99a c205cae0 c59d7680 c59d7680 c5cac000 <0>[ 90.726385] df40: b6dc8000 00000000 00000000 00000004 c5cadf94 c5cadf60 c0599540 c0598eac <0>[ 90.734852] df60: 00000000 00000000 c5cadfac 7ac2a99a 0000000a 0000000a b6f0fe00 00000004 <0>[ 90.743321] df80: c03002e4 c5cac000 c5cadfa4 c5cadf98 c05995d0 c05994d8 00000000 c5cadfa8 <0>[ 90.751787] dfa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6dc8000 0000000a 00000000 <0>[ 90.760255] dfc0: 0000000a 0000000a b6f0fe00 00000004 00000001 00000000 00020000 bef0ba64 <0>[ 90.768725] dfe0: 00000004 bef0b798 b6e7a4cf b6e007e6 800e0030 00000001 00000000 00000000 <0>[ 90.777180] Backtrace: <0>[ 90.779937] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 90.788407] r7:c5cadf60 r6:0000000a r5:c63d1000 r4:0000001f <0>[ 90.794366] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 90.802750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 90.811056] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 90.819266] r9:c5cadf60 r8:c5376840 r7:0000000a r6:b6dc8000 r5:c59d7680 r4:c0c34ae8 <0>[ 90.827312] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 90.835435] r9:c07e10e0 r8:c5cadf60 r7:c2816000 r6:b6dc8000 r5:c59d7680 r4:00000000 <0>[ 90.843473] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 90.850900] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c5cac000 r5:c59d7680 <0>[ 90.859011] r4:c59d7680 <0>[ 90.861839] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 90.869265] r9:c5cac000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:0000000a r4:0000000a <0>[ 90.877305] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 90.885157] Exception stack(0xc5cadfa8 to 0xc5cadff0) <0>[ 90.890497] dfa0: 0000000a 0000000a 00000001 b6dc8000 0000000a 00000000 <0>[ 90.898966] dfc0: 0000000a 0000000a b6f0fe00 00000004 00000001 00000000 00020000 bef0ba64 <0>[ 90.907429] dfe0: 00000004 bef0b798 b6e7a4cf b6e007e6 <0>[ 90.912774] Code: 00000000 c409a180 c409a240 c409a300 (e1a0c00d) <4>[ 90.919165] ---[ end trace e1c4084255400673 ]--- # Segmentation fault # [ 90.501447] lkdtm: Performing direct entry EXEC_DATA # [ 90.506697] lkdtm: attempting ok execution at c0c35478 # [ 90.512320] lkdtm: attempting bad execution at c26f796c # [ 90.517861] 8<--- cut here --- # [ 90.521188] Unable to handle kernel paging request at virtual address c26f796c # [ 90.528690] pgd = aa827ee0 # [ 90.531682] [c26f796c] *pgd=1261141e(bad) # [ 90.536011] Internal error: Oops: 8000000d [#3] SMP ARM # [ 90.541519] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 90.571056] CPU: 3 PID: 1698 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 90.579083] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.585913] PC is at data_area+0x0/0x40 # [ 90.590044] LR is at execute_location+0xa4/0xb4 # [ 90.594858] pc : [] lr : [] psr: 600e0013 # [ 90.601407] sp : c5cade38 ip : 00000027 fp : c5cade54 # [ 90.606913] r10: 0000000a r9 : c1acd544 r8 : c15e879c # [ 90.612419] r7 : c5cadf60 r6 : 00000001 r5 : c26f796c r4 : c0c35478 # [ 90.619227] r3 : 7ac2a99a r2 : 7ac2a99a r1 : ef7c05e4 r0 : 0000002b # [ 90.626041] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 90.633460] Control: 10c5387d Table: 1673004a DAC: 00000051 # [ 90.639490] Process cat (pid: 1698, stack limit = 0xa969191c) # [ 90.645521] Stack: (0xc5cade38 to 0xc5cae000) # [ 90.650165] de20: 0000001f c63d1000 # [ 90.658638] de40: 0000000a c5cadf60 c5cade64 c5cade58 c136235c c1362158 c5cade74 c5cade68 # [ 90.667107] de60: c0c34708 c1362344 c5cade9c c5cade78 c0c34c08 c0c346e8 c0c34ae8 c59d7680 # [ 90.675576] de80: b6dc8000 0000000a c5376840 c5cadf60 c5cadec4 c5cadea0 c07e1144 c0c34af4 # [ 90.684045] dea0: 00000000 c59d7680 b6dc8000 c2816000 c5cadf60 c07e10e0 c5cadf5c c5cadec8 # [ 90.692513] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5cac000 # [ 90.700982] dee0: b6dc8000 00020000 00000004 0000000a 0001fff6 c5cadee0 00000001 b6dc7000 # [ 90.709449] df00: c5afeb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.717917] df20: 00000000 00000000 c13779e8 7ac2a99a c205cae0 c59d7680 c59d7680 c5cac000 # [ 90.726385] df40: b6dc8000 00000000 00000000 00000004 c5cadf94 c5cadf60 c0599540 c0598eac # [ 90.734852] df60: 00000000 00000000 c5cadfac 7ac2a99a 0000000a 0000000a b6f0fe00 00000004 # [ 90.743321] df80: c03002e4 c5cac000 c5cadfa4 c5cadf98 c05995d0 c05994d8 00000000 c5cadfa8 # [ 90.751787] dfa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6dc8000 0000000a 00000000 # [ 90.760255] dfc0: 0000000a 0000000a b6f0fe00 00000004 00000001 00000000 00020000 bef0ba64 # [ 90.768725] dfe0: 00000004 bef0b798 b6e7a4cf b6e007e6 800e0030 00000001 00000000 00000000 # [ 90.777180] Backtrace: # [ 90.779937] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 90.788407] r7:c5cadf60 r6:0000000a r5:c63d1000 r4:0000001f # [ 90.794366] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.802750] [] (lkdtm_do_ac<6>[ 91.306573] lkdtm: Performing direct entry EXEC_STACK tion) from [] (direct_e<6>[ 91.312471] lkdtm: attempting ok execution at c0c35478 ntry+0x120/0x18c) # [ 90.81105<6>[ 91.320737] lkdtm: attempting bad execution at c5df3e0c 6] [] (direct_entry) fr<1>[ 91.329072] 8<--- cut here --- om []< 1(>f[u l l9_1p.335198] Unable to handle kernel paging request at virtual address c5df3e0c oxy_write+0x64/<01x>9[4 ) 9#1 344676] pgd = 74e137e8 [ 90.819266] r9:c5cadf<610> [r 91.349636] [c5df3e0c] *pgd=15c1141e(bad) 8:c5376840 r7:00000<000>a[ r 6 :1.356341] Internal error: Oops: 8000000d [#4] SMP ARM b6dc8000 r5:c59d7680 r4:c0c34ae8 <4>[ 91.363991] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 90.827312] [1[0 e 91.395954] CPU: 1 PID: 1774 Comm: cat Tainted: G D W 5.10.165-cip25 #1 >] (full_px[y _ w 9r1i.t4e0)292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) from []< 4(>v[f s _ w91.414820] PC is at 0xc5df3e0c ite+0x10c/0x524) #< 4[> [ 9 01.420391] LR is at execute_location+0xa4/0xb4 .835435] r<94:>c[0 7 e 1901e.04 7345] pc : [] lr : [] psr: 600e0013 r8:c5cadf6<04 >r[7 : c 2918.14630691] sp : c5df3de8 ip : c5df3cf0 fp : c5df3e04 00 r6:b6dc8<040>0[ r 5 :9c15.94d2911] r10: 0000000b r9 : c1acd550 r8 : c15e879c 7680 r4:<040>0[0 0 0 0901 . 4#5 0216] r7 : c5df3f60 r6 : 00000001 r5 : c5df3e0c r4 : c0c35478 90.843<447>3[] [ <9c1.045598737] r3 : af3360fe r2 : af3360fe r1 : ef7965e0 r0 : 0000002b ea0>] (vfs_writ [f r o m9 1[467262] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ]< 4(>k[s y s _9w1r.i4t6650] Control: 10c5387d Table: 161dc04a DAC: 00000051 e+0x74/0xec)< 0 >#[ [ 9 19.0484476] Process cat (pid: 1774, stack limit = 0xe2432585) 850900] r10:<000>0[0 0 0 0941 .r92390] Stack: (0xc5df3de8 to 0xc5df4000) 9:00000000 r8:0000<000>0[0 r 791.498919] 3de0: c5df2000 c6537000 0000000b c5df3f60 c5df3e64 c5df3e08 b6dc8000 r6:c5cac<000>0[ r 5 :9c.509523] 3e00: c1362398 c1362158 c5df3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 59d7680 # [ < 0 >9[0 . 8 59910.120040] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 1] r4:c59d7680 < 0#> [[ 991.530386] 3e40: e3a02040 e3a01d33 e5930018 af3360fe 0000000b 00000020 c5df3e74 c5df3e68 .861839] [4[c c > ]9 1(.540904] 3e60: c0c34708 c136236c c5df3e9c c5df3e78 c0c34c08 c0c346e8 c0c34ae8 c6202a00 sys_write) from <[0<>c[0 5 9 9951.551336] 3e80: b6e8a000 0000000b c5376840 c5df3f60 c5df3ec4 c5df3ea0 c07e1144 c0c34af4 0>] (sys_write<+00>x[1 8 / 09x11.561854] 3ea0: 00000000 c6202a00 b6e8a000 c2816000 c5df3f60 c07e10e0 c5df3f5c c5df3ec8 ) # [ 90.86926<50]> [ r 9 :9c.572285] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5df2000 5cac000 r8:c0300<20e>4[ r 7 :901.582803] 3ee0: b6e8a000 00020000 00000004 0000000b 0001fff5 c5df3ee0 00000001 b6e89000 000004 r6:b6f0fe<000> [r 5 : 0901.593320] 3f00: c59d7680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000a r4:0000000a< 0 >#[ [ 9 .603839] 3f20: 00000000 00000000 c13779e8 af3360fe c205cae0 c6202a00 c6202a00 c5df2000 90.877305] [b[8 > ] 9(.614356] 3f40: b6e8a000 00000000 00000000 00000004 c5df3f94 c5df3f60 c0599540 c0598eac sys_write) fro[[< c 0 39010.624872] 3f60: 00000000 00000000 c5df3fac af3360fe 0000000b 0000000b b6fd1e00 00000004 c0>] (ret_fast_sya[l l + 09x.635304] 3f80: c03002e4 c5df2000 c5df3fa4 c5df3f98 c05995d0 c05994d8 00000000 c5df3fa8 0/0x28) # [ < 09>0[. 8 8 59115.645822] 3fa0: c03000c0 c05995c4 0000000b 0000000b 00000001 b6e8a000 0000000b 00000000 ] Exception stack<(00>x[c 5 c a9d.656254] 3fc0: 0000000b 0000000b b6fd1e00 00000004 00000001 00000000 00020000 be902a64 fa8 to 0xc5cadff<00)> [ # [9 1.666771] 3fe0: 00000004 be902798 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 90.890497] df:[ 9 1 .677284] Backtrace: 0000000a 00<000>0[0 0 91.681996] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) a 00000001 b6dc8<000>0[ 0 0 0901.692857] r7:c5df3f60 r6:0000000b r5:c6537000 r4:c5df2000 00a 00000000 # [ < 09>0[. 8 9 81.700860] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) 966] dfc0: <000>0[0 0 0 09a1 .0711458] r4:00000020 00000a b6f0fe00 000<000>0[0 4 01.716077] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0000001 00000000 00020000 b0 91.726515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ba64 # [ 90.9<007>4[2 9 ] 9d1.737199] r9:c5df3f60 r8:c5376840 r7:0000000b r6:b6e8a000 r5:c6202a00 r4:c0c34ae8 e0: 00000004 bef0b798 b<60e>7[a 4 91.747287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) cf b6e007e6 # <[0 > [ 9 09.19.757714] r9:c07e10e0 r8:c5df3f60 r7:c2816000 r6:b6e8a000 r5:c6202a00 r4:00000000 2774] Code: 000000<000> [c 4 0 991.767714] [] (vfs_write) from [] (ksys_write+0x74/0xec) 180 c409a240 c4<009>a[3 0 0 9(1e777275] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c5df2000 r5:c6202a00 1a0c00d)< 0 > [# [ 9 1 .9708.7355] r4:c6202a00 19165] ---[ end a[ c e 9e11791888] [] (ksys_write) from [] (sys_write+0x18/0x1c) c4084255400673 ]<-0->-[ # 9E1.801278] r9:c5df2000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:0000000b r4:0000000b EC_DATA: missing 'call< 0t>r[a c 91.811366] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) :': [FAI [ n o t9 1o.k8 231528] Exception stack(0xc5df3fa8 to 0xc5df3ff0) selftests: lkd[: E X9E1C.828577] 3fa0: 0000000b 0000000b 00000001 b6e8a000 0000000b 00000000 DATA.sh # exit=<10 > [# s e9l1f839008] 3fc0: 0000000b 0000000b b6fd1e00 00000004 00000001 00000000 00020000 be902a64 tests: lkd:[ E X E9C1_.S8T49437] 3fe0: 00000004 be902798 b6f3c4cf b6ec27e6 CK.sh <0>[ 91.856573] Code: c5df3e08 c1362398 c1362158 c5df3e6c (e1a0c00d) <4>[ 91.863532] ---[ end trace e1c4084255400674 ]--- # Segmentation fault # [ 91.306573] lkdtm: Performing direct entry EXEC_STACK # [ 91.312471] lkdtm: attempting ok execution at c0c35478 # [ 91.320737] lkdtm: attempting bad execution at c5df3e0c # [ 91.329072] 8<--- cut here --- # [ 91.335198] Unable to handle kernel paging request at virtual address c5df3e0c # [ 91.344676] pgd = 74e137e8 # [ 91.349636] [c5df3e0c] *pgd=15c1141e(bad) # [ 91.356341] Internal error: Oops: 8000000d [#4] SMP ARM # [ 91.363991] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 91.395954] CPU: 1 PID: 1774 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 91.406292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.414820] PC is at 0xc5df3e0c # [ 91.420391] LR is at execute_location+0xa4/0xb4 # [ 91.427345] pc : [] lr : [] psr: 600e0013 # [ 91.435691] sp : c5df3de8 ip : c5df3cf0 fp : c5df3e04 # [ 91.442911] r10: 0000000b r9 : c1acd550 r8 : c15e879c # [ 91.450216] r7 : c5df3f60 r6 : 00000001 r5 : c5df3e0c r4 : c0c35478 # [ 91.458737] r3 : af3360fe r2 : af3360fe r1 : ef7965e0 r0 : 0000002b # [ 91.467262] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.476650] Control: 10c5387d Table: 161dc04a DAC: 00000051 # [ 91.484476] Process cat (pid: 1774, stack limit = 0xe2432585) # [ 91.492390] Stack: (0xc5df3de8 to 0xc5df4000) # [ 91.498919] 3de0: c5df2000 c6537000 0000000b c5df3f60 c5df3e64 c5df3e08 # [ 91.509523] 3e00: c1362398 c1362158 c5df3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 91.520040] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 91.530386] 3e40: e3a02040 e3a01d33 e5930018 af3360fe 0000000b 00000020 c5df3e74 c5df3e68 # [ 91.540904] 3e60: c0c34708 c136236c c5df3e9c c5df3e78 c0c34c08 c0c346e8 c0c34ae8 c6202a00 # [ 91.551336] 3e80: b6e8a000 0000000b c5376840 c5df3f60 c5df3ec4 c5df3ea0 c07e1144 c0c34af4 # [ 91.561854] 3ea0: 00000000 c6202a00 b6e8a000 c2816000 c5df3f60 c07e10e0 c5df3f5c c5df3ec8 # [ 91.572285] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5df2000 # [ 91.582803] 3ee0: b6e8a000 00020000 00000004 0000000b 0001fff5 c5df3ee0 00000001 b6e89000 # [ 91.593320] 3f00: c59d7680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.603839] 3f20: 00000000 00000000 c13779e8 af3360fe c205cae0 c6202a00 c6202a00 c5df2000 # [ 91.614356] 3f40: b6e8a000 00000000 00000000 00000004 c5df3f94 c5df3f60 c0599540 c0598eac # [ 91.624872] 3f60: 00000000 00000000 c5df3fac af3360fe 0000000b 0000000b b6fd1e00 00000004 # [ 91.635304] 3f80: c03002e4 c5df2000 c5df3fa4 c5df3f98 c05995d0 c05994d8 00000000 c5df3fa8 # [ 91.645822] 3fa0: c03000c0 c05995c4 0000000b 0000000b 00000001 b6e8a000 0000000b 00000000 # [ 91.656254] 3fc0: 0000000b 0000000b b6fd1e00 00000004 00000001 00000000 00020000 be902a64 # [ 91.666771] 3fe0: 00000004 be902798 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 # [ 91.677284] Backtrace: # [ 91.681996] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 91.692857] r7:c5df3f60 r6:0000000b r5:c6537000 r4:c5df2000 # [ 91.700860] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.711458] r4:00000020 # [ 91.716077] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.726515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.737199] r9:c5df3f60 r8:c5376840 r7:0000000b r6:b6e8a000 r5:c6202a00 r4:c0c34ae8 # [ 91.747287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.757714] r9:c07e10e0 r8:c5df3f60 r<6>[ 92.286402] lkdtm: Performing direct entry EXEC_KMALLOC 7:c2816000 r6:b6e8a000 r5:c6202a0<6>[ 92.292284] lkdtm: attempting ok execution at c0c35478 0 r4:00000000 # [ 91.767714] [<6>[ 92.300577] lkdtm: attempting bad execution at c658ebc0 ] (vfs_write) from [[ 92.308862] 8<--- cut here --- 599540>] (ksys<_1w>r[i t e +902x.314999] Unable to handle kernel paging request at virtual address c658ebc0 4/0xec) # [ < 19>1[. 7 79722.724481] pgd = ef8c1817 5] r10:00000004 r9:00000000 6[: c 592.336233] Internal error: Oops: 8000000d [#5] SMP ARM df2000 r5:c6202a00 # [ 91.7873<4>[ 92.343970] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 55] r4:c6202a00 <#4 >[[ 992.375933] CPU: 3 PID: 1853 Comm: cat Tainted: G D W 5.10.165-cip25 #1 .791888] <[4<>c[0 5 9 9942c.c3>8]099] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (ksys_write) from<4 >[[< c 0 599.394628] PC is at 0xc658ebc0 95d0>] (sys_write+0x1<84/>0[x 1 92.400113] LR is at execute_location+0xa4/0xb4 ) # [ 91.<840>1[2 7 8 ]9 2 .r407153] pc : [] lr : [] psr: 600e0013 :c5df2000 :[c 0 3 09022.e4415587] sp : c5b1de30 ip : c5b1dd38 fp : c5b1de4c r7:000000<044> [r 6 : b962.f4d212894] r10: 0000000d r9 : c1acd55c r8 : c15e879c 00 r5:00000<040>b[ r 4 :9020.0400114] r7 : c5b1df60 r6 : 00000001 r5 : c658ebc0 r4 : c0c35478 000b # <[4 > [ 9 1 .9821.143368722] r3 : c8591b39 r2 : c8591b39 r1 : ef7c05e0 r0 : 0000002b ] [] (y[s _ w r9i2t447246] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e) from [<<4c>0[3 0 0 09c20.>4]5 635] Control: 10c5387d Table: 167c804a DAC: 00000051 (ret_fast_sya[l l + 09x20./464376] Process cat (pid: 1853, stack limit = 0x68f475d3) x28) # [ < 09>1[. 8 2 19522.84]2291] Stack: (0xc5b1de30 to 0xc5b1e000) Exception sta([0 x c 59d2f.478732] de20: c658ebc0 c659e000 0000000d c5b1df60 fa8 to 0xc5df3ff<00)> [ # [9 2.489165] de40: c5b1de64 c5b1de50 c0c354c8 c1362158 00000021 c659e000 c5b1de74 c5b1de68 91.828577] 3fa<00:> [ 9 2 499684] de60: c0c34708 c0c3549c c5b1de9c c5b1de78 c0c34c08 c0c346e8 c0c34ae8 c5affcc0 0000<000>0[b 0 0902.510115] de80: b6dc3000 0000000d c5376840 c5b1df60 c5b1dec4 c5b1dea0 c07e1144 c0c34af4 000b 00000001 b<60e>8[a 0 0 09 20520633] dea0: 00000000 c5affcc0 b6dc3000 c2816000 c5b1df60 c07e10e0 c5b1df5c c5b1dec8 000000b 0000000<00 > [# [ 9 2 531064] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5b1c000 91.839008] 3fc0: <000>0[0 0 0 09b.541497] dee0: b6dc3000 00020000 00000004 0000000d 0001fff3 c5b1dee0 00000001 b6dc2000 0000000b b6fd10[ 0 0 09020552014] df00: c5b4cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 004 00000001 000<000>0[0 0 0902.562445] df20: 00000000 00000000 c13779e8 c8591b39 c205cae0 c5affcc0 c5affcc0 c5b1c000 20000 be902a64 <#0 >[[ 9912.572964] df40: b6dc3000 00000000 00000000 00000004 c5b1df94 c5b1df60 c0599540 c0598eac 849437] 3fe0: 0<000>0[0 0 0 49 2b583481] df60: 00000000 00000000 c5b1dfac c8591b39 0000000d 0000000d b6f0ae00 00000004 e902798 b6f3c4cf e[c 2 7 e96.593913] df80: c03002e4 c5b1c000 c5b1dfa4 c5b1df98 c05995d0 c05994d8 00000000 c5b1dfa8 # [ 91.856<507>3[ ] C9o2d.e04430] dfa0: c03000c0 c05995c4 0000000d 0000000d 00000001 b6dc3000 0000000d 00000000 : c5df3e08 c1<306>2[3 9 8 9c21.314775] dfc0: 0000000d 0000000d b6f0ae00 00000004 00000001 00000000 00020000 bef27a64 62158 c5df3e6([e 1 a 09c20.025119] dfe0: 00000004 bef27798 b6e754cf b6dfb7e6 800e0030 00000001 00000000 00000000 d) # [ 91.<806>3[5 3 2 ]9 2-.635460] Backtrace: -[ end trace e1c40842554006<704> 92.640175] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) ]--- # EXEC_STACK<:0 >m[i s s i92.651382] r7:c5b1df60 r6:0000000d r5:c659e000 r4:c658ebc0 g 'call trace:': [FAI [ n o92.659471] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) t ok 31 set[e s t s9:2 .l6k70332] r5:c659e000 r4:00000021 tm: EXEC_STACK.sh #< 0e>x[i t = 12.675996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # selftests: lkdtm: EC[_ K 92.686430] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) MALLOC.sh <0>[ 92.696944] r9:c5b1df60 r8:c5376840 r7:0000000d r6:b6dc3000 r5:c5affcc0 r4:c0c34ae8 <0>[ 92.705906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 92.714005] r9:c07e10e0 r8:c5b1df60 r7:c2816000 r6:b6dc3000 r5:c5affcc0 r4:00000000 <0>[ 92.722017] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 92.729420] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c5b1c000 r5:c5affcc0 <0>[ 92.737513] r4:c5affcc0 <0>[ 92.740318] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 92.747721] r9:c5b1c000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000000d r4:0000000d <0>[ 92.755738] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 92.763573] Exception stack(0xc5b1dfa8 to 0xc5b1dff0) <0>[ 92.768892] dfa0: 0000000d 0000000d 00000001 b6dc3000 0000000d 00000000 <0>[ 92.777337] dfc0: 0000000d 0000000d b6f0ae00 00000004 00000001 00000000 00020000 bef27a64 <0>[ 92.785780] dfe0: 00000004 bef27798 b6e754cf b6dfb7e6 <0>[ 92.791102] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) <4>[ 92.797465] ---[ end trace e1c4084255400675 ]--- # Segmentation fault # [ 92.286402] lkdtm: Performing direct entry EXEC_KMALLOC # [ 92.292284] lkdtm: attempting ok execution at c0c35478 # [ 92.300577] lkdtm: attempting bad execution at c658ebc0 # [ 92.308862] 8<--- cut here --- # [ 92.314999] Unable to handle kernel paging request at virtual address c658ebc0 # [ 92.324481] pgd = ef8c1817 # [ 92.329356] [c658ebc0] *pgd=1641141e(bad) # [ 92.336233] Internal error: Oops: 8000000d [#5] SMP ARM # [ 92.343970] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 92.375933] CPU: 3 PID: 1853 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 92.386099] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.394628] PC is at 0xc658ebc0 # [ 92.400113] LR is at execute_location+0xa4/0xb4 # [ 92.407153] pc : [] lr : [] psr: 600e0013 # [ 92.415587] sp : c5b1de30 ip : c5b1dd38 fp : c5b1de4c # [ 92.422894] r10: 0000000d r9 : c1acd55c r8 : c15e879c # [ 92.430114] r7 : c5b1df60 r6 : 00000001 r5 : c658ebc0 r4 : c0c35478 # [ 92.438722] r3 : c8591b39 r2 : c8591b39 r1 : ef7c05e0 r0 : 0000002b # [ 92.447246] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.456635] Control: 10c5387d Table: 167c804a DAC: 00000051 # [ 92.464376] Process cat (pid: 1853, stack limit = 0x68f475d3) # [ 92.472291] Stack: (0xc5b1de30 to 0xc5b1e000) # [ 92.478732] de20: c658ebc0 c659e000 0000000d c5b1df60 # [ 92.489165] de40: c5b1de64 c5b1de50 c0c354c8 c1362158 00000021 c659e000 c5b1de74 c5b1de68 # [ 92.499684] de60: c0c34708 c0c3549c c5b1de9c c5b1de78 c0c34c08 c0c346e8 c0c34ae8 c5affcc0 # [ 92.510115] de80: b6dc3000 0000000d c5376840 c5b1df60 c5b1dec4 c5b1dea0 c07e1144 c0c34af4 # [ 92.520633] dea0: 00000000 c5affcc0 b6dc3000 c2816000 c5b1df60 c07e10e0 c5b1df5c c5b1dec8 # [ 92.531064] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5b1c000 # [ 92.541497] dee0: b6dc3000 00020000 00000004 0000000d 0001fff3 c5b1dee0 00000001 b6dc2000 # [ 92.552014] df00: c5b4cdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.562445] df20: 00000000 00000000 c13779e8 c8591b39 c205cae0 c5affcc0 c5affcc0 c5b1c000 # [ 92.572964] df40: b6dc3000 00000000 00000000 00000004 c5b1df94 c5b1df60 c0599540 c0598eac # [ 92.583481] df60: 00000000 00000000 c5b1dfac c8591b39 0000000d 0000000d b6f0ae00 00000004 # [ 92.593913] df80: c03002e4 c5b1c000 c5b1dfa4 c5b1df98 c05995d0 c05994d8 00000000 c5b1dfa8 # [ 92.604430] dfa0: c03000c0 c05995c4 0000000d 0000000d 00000001 b6dc3000 0000000d 00000000 # [ 92.614775] dfc0: 0000000d 0000000d b6f0ae00 00000004 00000001 00000000 00020000 bef27a64 # [ 92.625119] dfe0: 00000004 bef27798 b6e754cf b6dfb7e6 800e0030 00000001 00000000 00000000 # [ 92.635460] Backtrace: # [ 92.640175] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 92.651382] r7:c5b1df60 r6:0000000d r5:c659e000 r4:c658ebc0 # [ 92.659471] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.670332] r5:c659e000 r4:00000021 # [ 92.675996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.686430] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.696944] r9:c5b1df60 r8:c5376840 r7:0000000d r6:b6dc3000 r5:c5affcc0 r4:c0c34ae8 # [ 92.705906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.714005] r9:c07e10e0 r8:c5b1df60 r7:c2816000 r6:b6dc3000 r5:c5affcc0 r4:00000000 # [ 92.722017] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ <6>[ 93.226503] lkdtm: Performing direct entry EXEC_VMALLOC 92.729420] r10:00000004 r9:00000<6>[ 93.233031] lkdtm: attempting ok execution at c0c35478 000 r8:00000000 r7:b6dc3000 r6:c5<6>[ 93.241314] lkdtm: attempting bad execution at f096c000 b1c000 r5:c5affcc0 # [ 92.7375<1>[ 93.249728] 8<--- cut here --- 13] r4:c5affcc0 # [ 92.740318<1>[ 93.255854] Unable to handle kernel paging request at virtual address f096c000 ] [] (ksys_write) from <1>[ 93.266221] pgd = 444757a1 [] (sys_write+0x18/0x1c<1>[ 93.272088] [f096c000] *pgd=12949811, *pte=4941465f, *ppte=4941445f ) # [ 92.747721] r9:c5b1c000 <0>[ 93.281499] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 93.289810] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 93.319106] CPU: 0 PID: 1930 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 93.327115] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 93.333914] PC is at 0xf096c000 <4>[ 93.337327] LR is at execute_location+0xa4/0xb4 <4>[ 93.342125] pc : [] lr : [] psr: 600e0013 <4>[ 93.348656] sp : c5e65e30 ip : c5e65d38 fp : c5e65e4c <4>[ 93.354145] r10: 0000000d r9 : c1acd56c r8 : c15e879c <4>[ 93.359635] r7 : c5e65f60 r6 : 00000001 r5 : f096c000 r4 : c0c35478 <4>[ 93.366426] r3 : 2eb1c1af r2 : 2eb1c1af r1 : ef7815e0 r0 : 0000002b <4>[ 93.373220] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 93.380622] Control: 10c5387d Table: 15d4004a DAC: 00000051 <0>[ 93.386635] Process cat (pid: 1930, stack limit = 0x3e6037bc) <0>[ 93.392647] Stack: (0xc5e65e30 to 0xc5e66000) <0>[ 93.397275] 5e20: f096c000 c665f000 0000000d c5e65f60 <0>[ 93.405722] 5e40: c5e65e64 c5e65e50 c0c354fc c1362158 00000022 c665f000 c5e65e74 c5e65e68 <0>[ 93.414168] 5e60: c0c34708 c0c354e0 c5e65e9c c5e65e78 c0c34c08 c0c346e8 c0c34ae8 c6040a00 <0>[ 93.422613] 5e80: b6dd9000 0000000d c5376840 c5e65f60 c5e65ec4 c5e65ea0 c07e1144 c0c34af4 <0>[ 93.431059] 5ea0: 00000000 c6040a00 b6dd9000 c2816000 c5e65f60 c07e10e0 c5e65f5c c5e65ec8 <0>[ 93.439504] 5ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5e64000 <0>[ 93.447950] 5ee0: b6dd9000 00020000 00000004 0000000d 0001fff3 c5e65ee0 00000001 b6dd8000 <0>[ 93.456395] 5f00: c628e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 93.464840] 5f20: 00000000 00000000 c13779e8 2eb1c1af c205cae0 c6040a00 c6040a00 c5e64000 <0>[ 93.473287] 5f40: b6dd9000 00000000 00000000 00000004 c5e65f94 c5e65f60 c0599540 c0598eac <0>[ 93.481733] 5f60: 00000000 00000000 c5e65fac 2eb1c1af 0000000d 0000000d b6f20e00 00000004 <0>[ 93.490179] 5f80: c03002e4 c5e64000 c5e65fa4 c5e65f98 c05995d0 c05994d8 00000000 c5e65fa8 <0>[ 93.498623] 5fa0: c03000c0 c05995c4 0000000d 0000000d 00000001 b6dd9000 0000000d 00000000 <0>[ 93.507068] 5fc0: 0000000d 0000000d b6f20e00 00000004 00000001 00000000 00020000 beebba64 <0>[ 93.515513] 5fe0: 00000004 beebb798 b6e8b4cf b6e117e6 800e0030 00000001 00000000 00000000 <0>[ 93.523954] Backtrace: <0>[ 93.526683] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 93.535390] r7:c5e65f60 r6:0000000d r5:c665f000 r4:f096c000 <0>[ 93.541320] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 93.549935] r5:c665f000 r4:00000022 <0>[ 93.553779] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 93.562058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 93.570246] r9:c5e65f60 r8:c5376840 r7:0000000d r6:b6dd9000 r5:c6040a00 r4:c0c34ae8 <0>[ 93.578263] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 93.586362] r9:c07e10e0 r8:c5e65f60 r7:c2816000 r6:b6dd9000 r5:c6040a00 r4:00000000 <0>[ 93.594374] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 93.601779] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5e64000 r5:c6040a00 <0>[ 93.609873] r4:c6040a00 <0>[ 93.612678] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 93.620081] r9:c5e64000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:0000000d r4:0000000d <0>[ 93.628095] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 93.635928] Exception stack(0xc5e65fa8 to 0xc5e65ff0) <0>[ 93.641248] 5fa0: 0000000d 0000000d 00000001 b6dd9000 0000000d 00000000 <0>[ 93.649693] 5fc0: 0000000d 0000000d b6f20e00 00000004 00000001 00000000 00020000 beebba64 <0>[ 93.658136] 5fe0: 00000004 beebb798 b6e8b4cf b6e117e6 <0>[ 93.663460] Code: bad PC value r8:c03002e4 r7:00000004 r6:b6f0ae<4>[ 93.666850] ---[ end trace e1c4084255400676 ]--- 00 r5:0000000d r4:0000000d # [ 92.755738] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.763573] Exception stack(0xc5b1dfa8 to 0xc5b1dff0) # [ 92.768892] dfa0: 0000000d 0000000d 00000001 b6dc3000 0000000d 00000000 # [ 92.777337] dfc0: 0000000d 0000000d b6f0ae00 00000004 00000001 00000000 00020000 bef27a64 # [ 92.785780] dfe0: 00000004 bef27798 b6e754cf b6dfb7e6 # [ 92.791102] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) # [ 92.797465] ---[ end trace e1c4084255400675 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 93.226503] lkdtm: Performing direct entry EXEC_VMALLOC # [ 93.233031] lkdtm: attempting ok execution at c0c35478 # [ 93.241314] lkdtm: attempting bad execution at f096c000 # [ 93.249728] 8<--- cut here --- # [ 93.255854] Unable to handle kernel paging request at virtual address f096c000 # [ 93.266221] pgd = 444757a1 # [ 93.272088] [f096c000] *pgd=12949811, *pte=4941465f, *ppte=4941445f # [ 93.281499] Internal error: Oops: 8000000f [#6] SMP ARM # [ 93.289810] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 93.319106] CPU: 0 PID: 1930 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 93.327115] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.333914] PC is at 0xf096c000 # [ 93.337327] LR is at execute_location+0xa4/0xb4 # [ 93.342125] pc : [] lr : [] psr: 600e0013 # [ 93.348656] sp : c5e65e30 ip : c5e65d38 fp : c5e65e4c # [ 93.354145] r10: 0000000d r9 : c1acd56c r8 : c15e879c # [ 93.359635] r7 : c5e65f60 r6 : 00000001 r5 : f096c000 r4 : c0c35478 # [ 93.366426] r3 : 2eb1c1af r2 : 2eb1c1af r1 : ef7815e0 r0 : 0000002b # [ 93.373220] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.380622] Control: 10c5387d Table: 15d4004a DAC: 00000051 # [ 93.386635] Process cat (pid: 1930, stack limit = 0x3e6037bc) # [ 93.392647] Stack: (0xc5e65e30 to 0xc5e66000) # [ 93.397275] 5e20: f096c000 c665f000 0000000d c5e65f60 # [ 93.405722] 5e40: c5e65e64 c5e65e50 c0c354fc c1362158 00000022 c665f000 c5e65e74 c5e65e68 # [ 93.414168] 5e60: c0c34708 c0c354e0 c5e65e9c c5e65e78 c0c34c08 c0c346e8 c0c34ae8 c6040a00 # [ 93.422613] 5e80: b6dd9000 0000000d c5376840 c5e65f60 c5e65ec4 c5e65ea0 c07e1144 c0c34af4 # [ 93.431059] 5ea0: 00000000 c6040a00 b6dd9000 c2816000 c5e65f60 c07e10e0 c5e65f5c c5e65ec8 # [ 93.439504] 5ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5e64000 # [ 93.447950] 5ee0: b6dd9000 00020000 00000004 0000000d 0001fff3 c5e65ee0 00000001 b6dd8000 # [ 93.456395] 5f00: c628e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.464840] 5f20: 00000000 00000000 c13779e8 2eb1c1af c205cae0 c6040a00 c6040a00 c5e64000 # [ 93.473287] 5f40: b6dd9000 00000000 00000000 00000004 c5e65f94 c5e65f60 c0599540 c0598eac # [ 93.481733] 5f60: 00000000 00000000 c5e65fac 2eb1c1af 0000000d 0000000d b6f20e00 00000004 # [ 93.490179] 5f80: c03002e4 c5e64000 c5e65fa4 c5e65f98 c05995d0 c05994d8 00000000 c5e65fa8 # [ 93.498623] 5fa0: c03000c0 c05995c4 0000000d 0000000d 00000001 b6dd9000 0000000d 00000000 # [ 93.507068] 5fc0: 0000000d 0000000d b6f20e00 00000004 00000001 00000000 00020000 beebba64 # [ 93.515513] 5fe0: 00000004 beebb798 b6e8b4cf b6e117e6 800e0030 00000001 00000000 00000000 # [ 93.523954] Backtrace: # [ 93.526683] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 93.535390] r7:c5e65f60 r6:0000000d r5:c665f000 r4:f096c000 # [ 93.541320] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.549935] r5:c665f000 r4:00000022 # [ 93.553779] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.562058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.570246] r9:c5e65f60 r8:c5376840 r7:0000000d r6:b6dd9000 r5:c6040a00 r4:c0c34ae8 # [ 93.578263] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.586362] r9:c07e10e0 r8:c5e65f60 r7:c2816000 r6:b6dd9000 r<6>[ 94.097101] lkdtm: Performing direct entry EXEC_RODATA 5:c6040a00 r4:00000000 # [ 93.<6>[ 94.104445] lkdtm: attempting ok execution at c0c35478 594374] [] (vfs_write) <6>[ 94.112652] lkdtm: attempting bad execution at c15e8a38 from [] (ksys_write+0x7<1>[ 94.121064] 8<--- cut here --- 4/0xec) # [ < 1 >9[3 . 6 09147.727111] Unable to handle kernel paging request at virtual address c15e8a38 9] r10:000<010>0[0 4 r994:.0106502] pgd = 4173108f 000000 r8:00000000 r7:b6d0[0 94.141291] [c15e8a38] *pgd=1141941e(bad) 0 r6:c5e64000 r5:[0 4 0 a904.147994] Internal error: Oops: 8000000d [#7] SMP ARM # [ 93.609873] r4:c6040a00 <4>[ 94.155558] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 93.612678] [9[9 4 c4.187524] CPU: 1 PID: 2007 Comm: cat Tainted: G D W 5.10.165-cip25 #1 c>] (ksys_wt[e ) f9r4o.m1 7690] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (sys_write+0x18[ 94.206311] PC is at lkdtm_rodata_do_nothing+0x0/0x10 1c) # [ 93.6200<841>][ r 994.214218] LR is at execute_location+0xa4/0xb4 c5e64000 r<84:>c[0 3 0 9042.e242 172] pc : [] lr : [] psr: 600e0013 r7:000000<044> [r 6 : b964f.2202e432] sp : c5ce3e38 ip : c5ce3d40 fp : c5ce3e54 00 r5:00<040>0[0 0 d 9r44.:20306652] r10: 0000000c r9 : c1acd57c r8 : c15e879c 0000d # [< 4 > [9 3 . 6942.82049873] r7 : c5ce3f60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35478 5] [b[8 > ] 9(4s.y2s5_394] r3 : 03a09f6d r2 : 03a09f6d r1 : ef7965e0 r0 : 0000002b write) from [<3[0 0 0 c904>.260919] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (ret_fast_s[c a l9l4+.02x70307] Control: 10c5387d Table: 167f804a DAC: 00000051 /0x28) # [ < 0 >9[3 . 6 39549.2278134] Process cat (pid: 2007, stack limit = 0x74b408f2) ] Exception sc[k ( 0 x9c45.e86049] Stack: (0xc5ce3e38 to 0xc5ce4000) 65fa8 to 0xc55[f f 0 )9 4 .#92575] 3e20: 00000023 c6583000 [ 93.641248] 50[: 9 .302923] 3e40: 0000000c c5ce3f60 c5ce3e64 c5ce3e58 c13623d8 c1362158 c5ce3e74 c5ce3e68 <000>0[0 0 0 09d4 313440] 3e60: c0c34708 c13623c0 c5ce3e9c c5ce3e78 c0c34c08 c0c346e8 c0c34ae8 c5a1fcc0 0000000d 0000000<10 >b[6 d d 9904.323872] 3e80: b6e72000 0000000c c5376840 c5ce3f60 c5ce3ec4 c5ce3ea0 c07e1144 c0c34af4 0 0000000d 0000<000>0[0 #9 4[334390] 3ea0: 00000000 c5a1fcc0 b6e72000 c2816000 c5ce3f60 c07e10e0 c5ce3f5c c5ce3ec8 93.649693] 5fc<00:> [0 0 0 090.344822] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5ce2000 00d 0000000d b6f2<00e>0[0 0 090.355340] 3ee0: b6e72000 00020000 00000004 0000000c 0001fff4 c5ce3ee0 00000001 b6e71000 00004 00000001< 00>0[0 0 0 09040.365858] 3f00: c6203e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00020000 beebba6<40 > [# [ 9 4.376290] 3f20: 00000000 00000000 c13779e8 03a09f6d c205cae0 c5a1fcc0 c5a1fcc0 c5ce2000 93.658136] 5fe0<:0 >0[0 0 0 09040386808] 3f40: b6e72000 00000000 00000000 00000004 c5ce3f94 c5ce3f60 c0599540 c0598eac 4 beebb798 b6e8b<40c>f[ b 6 e914.397239] 3f60: 00000000 00000000 c5ce3fac 03a09f6d 0000000c 0000000c b6fb9e00 00000004 7e6 # [ 93.6634<600>][ C o d94.407757] 3f80: c03002e4 c5ce2000 c5ce3fa4 c5ce3f98 c05995d0 c05994d8 00000000 c5ce3fa8 : bad PC val [ # [9 4 . 418362] 3fa0: c03000c0 c05995c4 0000000c 0000000c 00000001 b6e72000 0000000c 00000000 3.666850] ---[ d[ t r a9c4e428710] 3fc0: 0000000c 0000000c b6fb9e00 00000004 00000001 00000000 00020000 bed71a64 e1c40842554006<706> [] - - 9-4 .439142] 3fe0: 00000004 bed71798 b6f244cf b6eaa7e6 800e0030 00000001 00000000 00000000 # EXEC_VMALLOC: s[s i n g9 4.449568] Backtrace: call trace:': [FAIL] not< 0o>k[ 94.454368] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 33 selftests: lkd:[ E X E9C.465403] r7:c5ce3f60 r6:0000000c r5:c6583000 r4:00000023 _VMALLOC.sh # exit=1 #< 0s>e[l f 94.473406] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) tests: lkdtm: EXEC<0_>R[O D A T9A.484270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) .sh <0>[ 94.494620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 94.503222] r9:c5ce3f60 r8:c5376840 r7:0000000c r6:b6e72000 r5:c5a1fcc0 r4:c0c34ae8 <0>[ 94.511240] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 94.519339] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e72000 r5:c5a1fcc0 r4:00000000 <0>[ 94.527352] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 94.534757] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c5ce2000 r5:c5a1fcc0 <0>[ 94.542851] r4:c5a1fcc0 <0>[ 94.545656] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 94.553061] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:0000000c r4:0000000c <0>[ 94.561077] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 94.568912] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) <0>[ 94.574233] 3fa0: 0000000c 0000000c 00000001 b6e72000 0000000c 00000000 <0>[ 94.582678] 3fc0: 0000000c 0000000c b6fb9e00 00000004 00000001 00000000 00020000 bed71a64 <0>[ 94.591122] 3fe0: 00000004 bed71798 b6f244cf b6eaa7e6 <0>[ 94.596443] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 94.602809] ---[ end trace e1c4084255400677 ]--- # Segmentation fault # [ 94.097101] lkdtm: Performing direct entry EXEC_RODATA # [ 94.104445] lkdtm: attempting ok execution at c0c35478 # [ 94.112652] lkdtm: attempting bad execution at c15e8a38 # [ 94.121064] 8<--- cut here --- # [ 94.127111] Unable to handle kernel paging request at virtual address c15e8a38 # [ 94.136502] pgd = 4173108f # [ 94.141291] [c15e8a38] *pgd=1141941e(bad) # [ 94.147994] Internal error: Oops: 8000000d [#7] SMP ARM # [ 94.155558] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 94.187524] CPU: 1 PID: 2007 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 94.197690] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.206311] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 94.214218] LR is at execute_location+0xa4/0xb4 # [ 94.221172] pc : [] lr : [] psr: 600e0013 # [ 94.229432] sp : c5ce3e38 ip : c5ce3d40 fp : c5ce3e54 # [ 94.236652] r10: 0000000c r9 : c1acd57c r8 : c15e879c # [ 94.243873] r7 : c5ce3f60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35478 # [ 94.252394] r3 : 03a09f6d r2 : 03a09f6d r1 : ef7965e0 r0 : 0000002b # [ 94.260919] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 94.270307] Control: 10c5387d Table: 167f804a DAC: 00000051 # [ 94.278134] Process cat (pid: 2007, stack limit = 0x74b408f2) # [ 94.286049] Stack: (0xc5ce3e38 to 0xc5ce4000) # [ 94.292575] 3e20: 00000023 c6583000 # [ 94.302923] 3e40: 0000000c c5ce3f60 c5ce3e64 c5ce3e58 c13623d8 c1362158 c5ce3e74 c5ce3e68 # [ 94.313440] 3e60: c0c34708 c13623c0 c5ce3e9c c5ce3e78 c0c34c08 c0c346e8 c0c34ae8 c5a1fcc0 # [ 94.323872] 3e80: b6e72000 0000000c c5376840 c5ce3f60 c5ce3ec4 c5ce3ea0 c07e1144 c0c34af4 # [ 94.334390] 3ea0: 00000000 c5a1fcc0 b6e72000 c2816000 c5ce3f60 c07e10e0 c5ce3f5c c5ce3ec8 # [ 94.344822] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5ce2000 # [ 94.355340] 3ee0: b6e72000 00020000 00000004 0000000c 0001fff4 c5ce3ee0 00000001 b6e71000 # [ 94.365858] 3f00: c6203e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.376290] 3f20: 00000000 00000000 c13779e8 03a09f6d c205cae0 c5a1fcc0 c5a1fcc0 c5ce2000 # [ 94.386808] 3f40: b6e72000 00000000 00000000 00000004 c5ce3f94 c5ce3f60 c0599540 c0598eac # [ 94.397239] 3f60: 00000000 00000000 c5ce3fac 03a09f6d 0000000c 0000000c b6fb9e00 00000004 # [ 94.407757] 3f80: c03002e4 c5ce2000 c5ce3fa4 c5ce3f98 c05995d0 c05994d8 00000000 c5ce3fa8 # [ 94.418362] 3fa0: c03000c0 c05995c4 0000000c 0000000c 00000001 b6e72000 0000000c 00000000 # [ 94.428710] 3fc0: 0000000c 0000000c b6fb9e00 00000004 00000001 00000000 00020000 bed71a64 # [ 94.439142] 3fe0: 00000004 bed71798 b6f244cf b6eaa7e6 800e0030 00000001 00000000 00000000 # [ 94.449568] Backtrace: # [ 94.454368] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 94.465403] r7:c5ce3f60 r6:0000000c r5:c6583000 r4:00000023 # [ 94.473406] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.484270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.494620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.503222] r9:c5ce3f60 r8:c5376840 r7:0000000c r6:b6e72000 r5:c5a1fcc0 r4:c0c34ae8 # [ 94.511240] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.519339] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e72000 r5:c5a1fcc0 r4:00000000 # [ 94.527352] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.534757] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c5ce2<6>[ 95.053467] lkdtm: Performing direct entry EXEC_USERSPACE 000 r5:c5a1fcc0 # [ 94.542851]<6>[ 95.059546] lkdtm: attempting ok execution at c0c35478 r4:c5a1fcc0 # [ 94.545656] [<6>[ 95.067725] lkdtm: attempting bad execution at b6fe5000 ] (ksys_write) from [[ 95.076007] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fe5000 05995d0>] (sys_write+0x18/0c 95.086229] Internal error: : b [#8] SMP ARM ) # [ 94.553061] r9:c5ce2000 <4>[ 95.093279] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 r8:c03002e4 r7:00000004 r6:b6fb9e<4>[ 95.125260] CPU: 1 PID: 2083 Comm: cat Tainted: G D W 5.10.165-cip25 #1 00 r5:<040>0[0 0 0 09c5 .r143:6109] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000000c # [ 94.561077] [[ 95.144494] PC is at 0xb6fe5000 95b8>] (sys_write) from [] (ret_fast_syscal0[x 0 95.158338] pc : [] lr : [] psr: 600e0013 0x28) # [ 94.5689<142>][ E x 95.167214] sp : c5e07e48 ip : c5e07d50 fp : c5e07e64 eption st<4a>c[k ( 0 x9c55.c1e734957] r10: 0000000f r9 : c1acd588 r8 : c15e879c a8 to 0xc5ce3ff0) <#4> [[ 95.182192] r7 : c5e07f60 r6 : 0000000f r5 : c6595000 r4 : b6fe5000 4.574233] 3fa<04:> [ 9 5 . 91154] r3 : 526b701b r2 : 526b701b r1 : ef7965e0 r0 : 0000002b 0000000c 000000<04c> [ 95.199866] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000001 b6e72000< 40>0[0 0 0 0905.209782] Control: 10c5387d Table: 15fb404a DAC: 00000051 00000000 # [ 94.58267<80]> [3 95.217883] Process cat (pid: 2083, stack limit = 0xfed49d3d) fc0: 0000000c 0000000c f[b 9 95.226321] Stack: (0xc5e07e48 to 0xc5e08000) e00 00000004 00000001 000<000>0[0 95.233295] 7e40: 00000001 00000000 0000000f 00000024 c5e07e74 c5e07e68 0 00020000 bed71a64 # [ 94.591<0>[ 95.244178] 7e60: c0c34708 c0c35514 c5e07e9c c5e07e78 c0c34c08 c0c346e8 c0c34ae8 c5a1f540 122] 3fe0: 00000004 bed717<908> [ 95.255482] 7e80: b6e9f000 0000000f c5376840 c5e07f60 c5e07ec4 c5e07ea0 c07e1144 c0c34af4 6f244cf b6eaa7e6 # [ 94.5964430>[ 95.266446] 7ea0: 00000000 c5a1f540 b6e9f000 c2816000 c5e07f60 c07e10e0 c5e07f5c c5e07ec8 ] Code: 5f727563 6e756f6<30 >0[0 95.277665] 7ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5e06000 00074 aa55aa55 (e1a0c00d) < 0 >#[ 95.288546] 7ee0: b6e9f000 00020000 00000004 0000000f 0001fff1 c5e07ee0 00000001 b6e9e000 [ 94.602809] ---[ end trace< 0e[ 95.299510] 7f00: c5aff400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1c4084255400677 ]--- # EXEC<_0R>[ 95.310559] 7f20: 00000000 00000000 c13779e8 526b701b c205cae0 c5a1f540 c5a1f540 c5e06000 DATA: missing 'call trace:': [[ 95.321608] 7f40: b6e9f000 00000000 00000000 00000004 c5e07f94 c5e07f60 c0599540 c0598eac IL] not ok 34 selftests: lkd[ 95.343790] 7f80: c03002e4 c5e06000 c5e07fa4 c5e07f98 c05995d0 c05994d8 00000000 c5e07fa8 ftests: lkdtm: EXEC_USERSPACE.[ 95.354925] 7fa0: c03000c0 c05995c4 0000000f 0000000f 00000001 b6e9f000 0000000f 00000000 <0>[ 95.366057] 7fc0: 0000000f 0000000f b6fe6e00 00000004 00000001 00000000 00020000 bec96a64 <0>[ 95.374676] 7fe0: 00000004 bec96798 b6f514cf b6ed77e6 800e0030 00000001 00000000 00000000 <0>[ 95.383130] Backtrace: <0>[ 95.385890] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 95.394700] r4:00000024 <0>[ 95.397528] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 95.405835] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 95.414044] r9:c5e07f60 r8:c5376840 r7:0000000f r6:b6e9f000 r5:c5a1f540 r4:c0c34ae8 <0>[ 95.422089] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 95.430212] r9:c07e10e0 r8:c5e07f60 r7:c2816000 r6:b6e9f000 r5:c5a1f540 r4:00000000 <0>[ 95.438248] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 95.445676] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5e06000 r5:c5a1f540 <0>[ 95.453786] r4:c5a1f540 <0>[ 95.456614] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 95.464040] r9:c5e06000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000000f r4:0000000f <0>[ 95.472080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 95.479931] Exception stack(0xc5e07fa8 to 0xc5e07ff0) <0>[ 95.485271] 7fa0: 0000000f 0000000f 00000001 b6e9f000 0000000f 00000000 <0>[ 95.493738] 7fc0: 0000000f 0000000f b6fe6e00 00000004 00000001 00000000 00020000 bec96a64 <0>[ 95.502200] 7fe0: 00000004 bec96798 b6f514cf b6ed77e6 <0>[ 95.507548] Code: bad PC value <4>[ 95.510900] ---[ end trace e1c4084255400678 ]--- # Segmentation fault # [ 95.053467] lkdtm: Performing direct entry EXEC_USERSPACE # [ 95.059546] lkdtm: attempting ok execution at c0c35478 # [ 95.067725] lkdtm: attempting bad execution at b6fe5000 # [ 95.076007] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fe5000 # [ 95.086229] Internal error: : b [#8] SMP ARM # [ 95.093279] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 95.125260] CPU: 1 PID: 2083 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 95.136119] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.144494] PC is at 0xb6fe5000 # [ 95.150597] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 95.158338] pc : [] lr : [] psr: 600e0013 # [ 95.167214] sp : c5e07e48 ip : c5e07d50 fp : c5e07e64 # [ 95.174957] r10: 0000000f r9 : c1acd588 r8 : c15e879c # [ 95.182192] r7 : c5e07f60 r6 : 0000000f r5 : c6595000 r4 : b6fe5000 # [ 95.191154] r3 : 526b701b r2 : 526b701b r1 : ef7965e0 r0 : 0000002b # [ 95.199866] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.209782] Control: 10c5387d Table: 15fb404a DAC: 00000051 # [ 95.217883] Process cat (pid: 2083, stack limit = 0xfed49d3d) # [ 95.226321] Stack: (0xc5e07e48 to 0xc5e08000) # [ 95.233295] 7e40: 00000001 00000000 0000000f 00000024 c5e07e74 c5e07e68 # [ 95.244178] 7e60: c0c34708 c0c35514 c5e07e9c c5e07e78 c0c34c08 c0c346e8 c0c34ae8 c5a1f540 # [ 95.255482] 7e80: b6e9f000 0000000f c5376840 c5e07f60 c5e07ec4 c5e07ea0 c07e1144 c0c34af4 # [ 95.266446] 7ea0: 00000000 c5a1f540 b6e9f000 c2816000 c5e07f60 c07e10e0 c5e07f5c c5e07ec8 # [ 95.277665] 7ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5e06000 # [ 95.288546] 7ee0: b6e9f000 00020000 00000004 0000000f 0001fff1 c5e07ee0 00000001 b6e9e000 # [ 95.299510] 7f00: c5aff400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.310559] 7f20: 00000000 00000000 c13779e8 526b701b c205cae0 c5a1f540 c5a1f540 c5e06000 # [ 95.321608] 7f40: b6e9f000 00000000 00000000 00000004 c5e07f94 c5e07f60 c0599540 c0598eac # [ 95.332741] 7f60: 00000000 00000000 c5e07fac 526b701b 0000000f 0000000f b6fe6e00 00000004 # [ 95.343790] 7f80: c03002e4 c5e06000 c5e07fa4 c5e07f98 c05995d0 c05994d8 00000000 c5e07fa8 # [ 95.354925] 7fa0: c03000c0 c05995c4 0000000f 0000000f 00000001 b6e9f000 0000000f 00000000 # [ 95.366057] 7fc0: 0000000f 0000000f b6fe6e00 00000004 00000001 00000000 00020000 bec96a64 # [ 95.374676] 7fe0: 00000004 bec96798 b6f514cf b6ed77e6 800e0030 00000001 00000000 00000000 # [ 95.383130] Backtrace: # [ 95.385890] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.394700] r4:00000024 # [ 95.397528] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.405835] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.414044] r9:c5e07f60 r8:c5376840 r7:0000000f r6:b6e9f000 r5:c5a1f540 r4:c0c34ae8 # [ 95.422089] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.430212] r9:c07e10e0 r8:c5e07f60 r7:c2816000 r6:b6e9f000 r5:c5a1f540 r4:00000000 # [ 95.438248] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.445676] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5e06000 r5:c5a1f540 # [ 95.453786] r4:c5a1f540 # [ 95.456614] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.464040] r9:c5e06000 r8:c03002e<6>[ 95.962158] lkdtm: Performing direct entry EXEC_NULL 4 r7:00000004 r6:b6fe6e00 r5:0000<6>[ 95.970187] lkdtm: attempting ok execution at c0c35478 000f r4:0000000f # [ 95.472080<6>[ 95.978414] lkdtm: attempting bad execution at 00000000 ] [] (sys_write) from [<1>[ 95.986764] 8<--- cut here --- ] (ret_fast_syscall+0x0<1>[ 95.992983] Unable to handle kernel NULL pointer dereference at virtual address 00000000 /0x28) # [ 95.479931] Exceptio<1>[ 96.004203] pgd = ebd4fbe2 n stack(0xc5e07fa8 to 0xc5e07ff0)<1>[ 96.010001] [00000000] *pgd=00000000 # [ 95.485271] 7fa0: < 0 >[ 96.016660] Internal error: Oops: 80000005 [#9] SMP ARM 0000000f 0000000f 000<4>[ 96.024741] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 00001 b6e9f000 000000<04f> [0 0 096.056707] CPU: 3 PID: 2154 Comm: cat Tainted: G D W 5.10.165-cip25 #1 00000 # [< 4 > [9 5 . 49963.70366958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] 7fc0: 0000000f 0<040>0[0 0 0 f96.075571] PC is at 0x0 b6fe6e00 00000004 000<040>0[0 1 96.080537] LR is at execute_location+0xa4/0xb4 00000000 00<042>0[0 0 0 9b6e.c097576] pc : [<00000000>] lr : [] psr: 600e0013 6a64 # [ < 49>5[. 5 0 29260.00]5924] sp : c5b1de38 ip : 00000027 fp : c5b1de54 7fe0: 00<040>0[0 0 49 6b.e1c093229] r10: 0000000a r9 : c1acd598 r8 : c15e879c 798 b6f514 [b 6 e d9767.e1610449] r7 : c5b1df60 r6 : 00000000 r5 : 00000000 r4 : c0c35478 # [ 95.<540>7[5 4 8 ]9 6C.o1d19057] r3 : 7bb7f709 r2 : 7bb7f709 r1 : ef7c05e4 r0 : 0000002b : bad PC value< 4 >#[ [ 9 69.127668] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none .510900] ---[< 4e>n[d t r96a.c137057] Control: 10c5387d Table: 167e004a DAC: 00000051 e1c408425540067<80 >][- - - 9 6.144971] Process cat (pid: 2154, stack limit = 0x68f475d3) EXEC_USERSPA:[ m i s9s6i.n53058] Stack: (0xc5b1de38 to 0xc5b1e000) g 'call trace:<'0:> [[ F A I9L6].159586] de20: 00000025 c65aa000 not ok 35 selftes:[ l k9d.170020] de40: 0000000a c5b1df60 c5b1de64 c5b1de58 c13623fc c1362158 c5b1de74 c5b1de68 tm: EXEC_USERSPA.[s h #9 6.180536] de60: c0c34708 c13623e8 c5b1de9c c5b1de78 c0c34c08 c0c346e8 c0c34ae8 c59d6f00 xit=1 # selftt[s : l9k6d.191053] de80: b6e01000 0000000a c5376840 c5b1df60 c5b1dec4 c5b1dea0 c07e1144 c0c34af4 m: EXEC_NULL.sh < 0>[ 96.201485] dea0: 00000000 c59d6f00 b6e01000 c2816000 c5b1df60 c07e10e0 c5b1df5c c5b1dec8 <0>[ 96.211396] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5b1c000 <0>[ 96.219842] dee0: b6e01000 00020000 00000004 0000000a 0001fff6 c5b1dee0 00000001 b6e00000 <0>[ 96.228287] df00: c5a1e500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 96.236733] df20: 00000000 00000000 c13779e8 7bb7f709 c205cae0 c59d6f00 c59d6f00 c5b1c000 <0>[ 96.245178] df40: b6e01000 00000000 00000000 00000004 c5b1df94 c5b1df60 c0599540 c0598eac <0>[ 96.253623] df60: 00000000 00000000 c5b1dfac 7bb7f709 0000000a 0000000a b6f48e00 00000004 <0>[ 96.262069] df80: c03002e4 c5b1c000 c5b1dfa4 c5b1df98 c05995d0 c05994d8 00000000 c5b1dfa8 <0>[ 96.270514] dfa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 <0>[ 96.278959] dfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 beeb2a64 <0>[ 96.287405] dfe0: 00000004 beeb2798 b6eb34cf b6e397e6 800e0030 00000001 00000000 00000000 <0>[ 96.295845] Backtrace: <0>[ 96.298571] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 96.307018] r7:c5b1df60 r6:0000000a r5:c65aa000 r4:00000025 <0>[ 96.312951] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 96.321311] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 96.329590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 96.337776] r9:c5b1df60 r8:c5376840 r7:0000000a r6:b6e01000 r5:c59d6f00 r4:c0c34ae8 <0>[ 96.345795] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 96.353895] r9:c07e10e0 r8:c5b1df60 r7:c2816000 r6:b6e01000 r5:c59d6f00 r4:00000000 <0>[ 96.361908] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 96.369313] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c5b1c000 r5:c59d6f00 <0>[ 96.377406] r4:c59d6f00 <0>[ 96.380210] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 96.387613] r9:c5b1c000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000000a r4:0000000a <0>[ 96.395627] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 96.403460] Exception stack(0xc5b1dfa8 to 0xc5b1dff0) <0>[ 96.408782] dfa0: 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 <0>[ 96.417226] dfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 beeb2a64 <0>[ 96.425670] dfe0: 00000004 beeb2798 b6eb34cf b6e397e6 <0>[ 96.430993] Code: bad PC value <4>[ 96.434391] ---[ end trace e1c4084255400679 ]--- # Segmentation fault # [ 95.962158] lkdtm: Performing direct entry EXEC_NULL # [ 95.970187] lkdtm: attempting ok execution at c0c35478 # [ 95.978414] lkdtm: attempting bad execution at 00000000 # [ 95.986764] 8<--- cut here --- # [ 95.992983] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 96.004203] pgd = ebd4fbe2 # [ 96.010001] [00000000] *pgd=00000000 # [ 96.016660] Internal error: Oops: 80000005 [#9] SMP ARM # [ 96.024741] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 96.056707] CPU: 3 PID: 2154 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 96.066958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.075571] PC is at 0x0 # [ 96.080537] LR is at execute_location+0xa4/0xb4 # [ 96.087576] pc : [<00000000>] lr : [] psr: 600e0013 # [ 96.095924] sp : c5b1de38 ip : 00000027 fp : c5b1de54 # [ 96.103229] r10: 0000000a r9 : c1acd598 r8 : c15e879c # [ 96.110449] r7 : c5b1df60 r6 : 00000000 r5 : 00000000 r4 : c0c35478 # [ 96.119057] r3 : 7bb7f709 r2 : 7bb7f709 r1 : ef7c05e4 r0 : 0000002b # [ 96.127668] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 96.137057] Control: 10c5387d Table: 167e004a DAC: 00000051 # [ 96.144971] Process cat (pid: 2154, stack limit = 0x68f475d3) # [ 96.153058] Stack: (0xc5b1de38 to 0xc5b1e000) # [ 96.159586] de20: 00000025 c65aa000 # [ 96.170020] de40: 0000000a c5b1df60 c5b1de64 c5b1de58 c13623fc c1362158 c5b1de74 c5b1de68 # [ 96.180536] de60: c0c34708 c13623e8 c5b1de9c c5b1de78 c0c34c08 c0c346e8 c0c34ae8 c59d6f00 # [ 96.191053] de80: b6e01000 0000000a c5376840 c5b1df60 c5b1dec4 c5b1dea0 c07e1144 c0c34af4 # [ 96.201485] dea0: 00000000 c59d6f00 b6e01000 c2816000 c5b1df60 c07e10e0 c5b1df5c c5b1dec8 # [ 96.211396] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5b1c000 # [ 96.219842] dee0: b6e01000 00020000 00000004 0000000a 0001fff6 c5b1dee0 00000001 b6e00000 # [ 96.228287] df00: c5a1e500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 96.236733] df20: 00000000 00000000 c13779e8 7bb7f709 c205cae0 c59d6f00 c59d6f00 c5b1c000 # [ 96.245178] df40: b6e01000 00000000 00000000 00000004 c5b1df94 c5b1df60 c0599540 c0598eac # [ 96.253623] df60: 00000000 00000000 c5b1dfac 7bb7f709 0000000a 0000000a b6f48e00 00000004 # [ 96.262069] df80: c03002e4 c5b1c000 c5b1dfa4 c5b1df98 c05995d0 c05994d8 00000000 c5b1dfa8 # [ 96.270514] dfa0: c03000c0 c05995c4 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 # [ 96.278959] dfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 beeb2a64 # [ 96.287405] dfe0: 00000004 beeb2798 b6eb34cf b6e397e6 800e0030 00000001 00000000 00000000 # [ 96.295845] Backtrace: # [ 96.298571] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 96.307018] r7:c5b1df60 r6:0000000a r5:c65aa000 r4:00000025 # [ 96.312951] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.321311] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.329590] [] (direct_entry) from [] (full_proxy_write+0<6>[ 96.837218] lkdtm: Performing direct entry ACCESS_USERSPACE x64/0x94) # [ 96.337776] r9:c<6>[ 96.843840] lkdtm: attempting bad read at b6f20000 5b1df60 r8:c5376840 r7:0000000a r<1>[ 96.851778] 8<--- cut here --- 6:b6e01000 r5:c59d6f0<01 >r[4 : c96.857827] Unhandled fault: page domain fault (0x01b) at 0xb6f20000 0c34ae8 < 1#> [[ 9966..83646700] pgd = e7575864 795] [] (full_o[x 96.871410] [b6f20000] *pgd=490d5831 _write) from [f[a c > ]96.877682] Internal error: : 1b [#10] SMP ARM (vfs_write+0x10c/0x524) # [ 96<4>[ 96.884554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 .353895] r9:c07e10 [r 8 : c6.916521] CPU: 2 PID: 2230 Comm: cat Tainted: G D W 5.10.165-cip25 #1 5b1df60 r7:8[1 6 0 9060. 9r26689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) :b6e01000 r5:c59d6f00 r4:000<040>[ 96.935313] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 00 # [ 96.361908] [>[ 96.943405] LR is at __irq_work_queue_local+0x40/0x74 ] (vfs_wri)[ f r o9m6 .[9<51393] pc : [] lr : [] psr: 600e0013 0599540>] (ks_[w r i t9e6+.059745] sp : c5cade38 ip : c5cadd40 fp : c5cade64 x74/0xec) <#4 >[[ 9966..9367137] r10: 00000011 r9 : c1acd5a4 r8 : c15e879c 9313] r10<:40>0[0 0 0 09064. 9r74446] r7 : c5cadf60 r6 : 00000051 r5 : c5cac000 r4 : b6f20000 :00000000 r<84:>0[0 0 0 09060.09 3057] r3 : cfba452a r2 : cfba452a r1 : ef7ab5e0 r0 : 00000026 r7:b6e01000 r6:b[1 c 0 0906 991670] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r5:c59d6f00< 4 >#[ [ 9 79.6001060] Control: 10c5387d Table: 1677004a DAC: 00000051 377406] r4:c5<90d>6[f 0 0 9 7#.008890] Process cat (pid: 2230, stack limit = 0xa969191c) [ 96.380210]< 0[><[c 0 5 99974.016892] Stack: (0xc5cade38 to 0xc5cae000) c>] (ksys_write) o[m [ <9c.023509] de20: 00000022 00000000 05995d0>] (sys_writ0[ x 1 897.034030] de40: 00000000 cfba452a c5cade6c 00000026 c6592000 00000011 c5cade74 c5cade68 0x1c) # [ 96.387613<]0 > [r 9 97.044638] de60: c0c34708 c0c355e8 c5cade9c c5cade78 c0c34c08 c0c346e8 c0c34ae8 c5affa40 c5b1c000 r8:c030<002>e[4 r 79:7.055417] de80: b6dda000 00000011 c5376840 c5cadf60 c5cadec4 c5cadea0 c07e1144 c0c34af4 0000004 r6:b6f48e00< 0r>5[: 0 0 07.065939] dea0: 00000000 c5affa40 b6dda000 c2816000 c5cadf60 c07e10e0 c5cadf5c c5cadec8 0000a r4:000000<00a> [ # [9 7 076544] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5cac000 96.395627] [>[] ( 97.086980] dee0: b6dda000 00020000 00000004 00000011 0001ffef c5cadee0 00000001 b6dd9000 ys_write) from <[0<>c[0 3 0 0907c097670] df00: c5b4ca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0>] (ret_fast_sysca+[0 x 0 /7.108105] df20: 00000000 00000000 c13779e8 cfba452a c205cae0 c5affa40 c5affa40 c5cac000 0x28) # [ 9<60.>4[0 3 4 6907].118710] df40: b6dda000 00000000 00000000 00000004 c5cadf94 c5cadf60 c0599540 c0598eac Exception stack(05[b 1 d f9a.129144] df60: 00000000 00000000 c5cadfac cfba452a 00000011 00000011 b6f21e00 00000004 8 to 0xc5b1dff0) # <[0 > [ 9 67.139667] df80: c03002e4 c5cac000 c5cadfa4 c5cadf98 c05995d0 c05994d8 00000000 c5cadfa8 .408782] dfa0: < 0 > [ 97.150273] dfa0: c03000c0 c05995c4 00000011 00000011 00000001 b6dda000 00000011 00000000 0000000a 0<000>0[0 0 0 a9 .160879] dfc0: 00000011 00000011 b6f21e00 00000004 00000001 00000000 00020000 bea62a64 00000001 b6e0100<00 >0[0 0 0 0907.171399] dfe0: 00000004 bea62798 b6e8c4cf b6e127e6 800e0030 00000001 00000000 00000000 a 00000000 # [< 0 >[ 9 6 .9471.181913] Backtrace: 226] dfc0: 0000000a 0000000a b<60>[ 97.186632] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 48e00 00000004 0<000>0[0 0 0 19 7.198272] r6:00000011 r5:c6592000 r4:00000026 0000000 00020000 beeb2a<604> [ # 97.205235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.425670] dfe0: 0000000<40 [ 97.215849] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) beeb2798 b6eb34cf b6e<309>7[e 6 97.226625] r9:c5cadf60 r8:c5376840 r7:00000011 r6:b6dda000 r5:c5affa40 r4:c0c34ae8 # [ 96.430993] Code: baP[ 97.236887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) value # [ 96.4<304>3[9 1 ] 97.247490] r9:c07e10e0 r8:c5cadf60 r7:c2816000 r6:b6dda000 r5:c5affa40 r4:00000000 --[ end trace e1c4084<205>5[4 0 097.257664] [] (vfs_write) from [] (ksys_write+0x74/0xec) 679 ]--- # EXEC_NU:[ m i s7.267314] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c5cac000 r5:c5affa40 sing 'call< 0t>r[a c e :9'7:. 2[77567] r4:c5affa40 AIL] not ok 36 selftt[s : 97.282194] [] (ksys_write) from [] (sys_write+0x18/0x1c) lkdtm: EXEC_NULL<.0s>h[ # e9x7.291843] r9:c5cac000 r8:c03002e4 r7:00000004 r6:b6f21e00 r5:00000011 r4:00000011 t=1 # selftests: lkdt [A C 97.301933] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ESS_USERSPACs[h 97.312098] Exception stack(0xc5cadfa8 to 0xc5cadff0) <0>[ 97.318977] dfa0: 00000011 00000011 00000001 b6dda000 00000011 00000000 <0>[ 97.327427] dfc0: 00000011 00000011 b6f21e00 00000004 00000001 00000000 00020000 bea62a64 <0>[ 97.335874] dfe0: 00000004 bea62798 b6e8c4cf b6e127e6 <0>[ 97.341199] Code: e1a01004 e30e04c8 e34c01ac eb1c8750 (e5943000) <4>[ 97.347565] ---[ end trace e1c408425540067a ]--- # Segmentation fault # [ 96.837218] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 96.843840] lkdtm: attempting bad read at b6f20000 # [ 96.851778] 8<--- cut here --- # [ 96.857827] Unhandled fault: page domain fault (0x01b) at 0xb6f20000 # [ 96.866700] pgd = e7575864 # [ 96.871410] [b6f20000] *pgd=490d5831 # [ 96.877682] Internal error: : 1b [#10] SMP ARM # [ 96.884554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 96.916521] CPU: 2 PID: 2230 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 96.926689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.935313] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 96.943405] LR is at __irq_work_queue_local+0x40/0x74 # [ 96.951393] pc : [] lr : [] psr: 600e0013 # [ 96.959745] sp : c5cade38 ip : c5cadd40 fp : c5cade64 # [ 96.967137] r10: 00000011 r9 : c1acd5a4 r8 : c15e879c # [ 96.974446] r7 : c5cadf60 r6 : 00000051 r5 : c5cac000 r4 : b6f20000 # [ 96.983057] r3 : cfba452a r2 : cfba452a r1 : ef7ab5e0 r0 : 00000026 # [ 96.991670] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.001060] Control: 10c5387d Table: 1677004a DAC: 00000051 # [ 97.008890] Process cat (pid: 2230, stack limit = 0xa969191c) # [ 97.016892] Stack: (0xc5cade38 to 0xc5cae000) # [ 97.023509] de20: 00000022 00000000 # [ 97.034030] de40: 00000000 cfba452a c5cade6c 00000026 c6592000 00000011 c5cade74 c5cade68 # [ 97.044638] de60: c0c34708 c0c355e8 c5cade9c c5cade78 c0c34c08 c0c346e8 c0c34ae8 c5affa40 # [ 97.055417] de80: b6dda000 00000011 c5376840 c5cadf60 c5cadec4 c5cadea0 c07e1144 c0c34af4 # [ 97.065939] dea0: 00000000 c5affa40 b6dda000 c2816000 c5cadf60 c07e10e0 c5cadf5c c5cadec8 # [ 97.076544] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5cac000 # [ 97.086980] dee0: b6dda000 00020000 00000004 00000011 0001ffef c5cadee0 00000001 b6dd9000 # [ 97.097670] df00: c5b4ca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 97.108105] df20: 00000000 00000000 c13779e8 cfba452a c205cae0 c5affa40 c5affa40 c5cac000 # [ 97.118710] df40: b6dda000 00000000 00000000 00000004 c5cadf94 c5cadf60 c0599540 c0598eac # [ 97.129144] df60: 00000000 00000000 c5cadfac cfba452a 00000011 00000011 b6f21e00 00000004 # [ 97.139667] df80: c03002e4 c5cac000 c5cadfa4 c5cadf98 c05995d0 c05994d8 00000000 c5cadfa8 # [ 97.150273] dfa0: c03000c0 c05995c4 00000011 00000011 00000001 b6dda000 00000011 00000000 # [ 97.160879] dfc0: 00000011 00000011 b6f21e00 00000004 00000001 00000000 00020000 bea62a64 # [ 97.171399] dfe0: 00000004 bea62798 b6e8c4cf b6e127e6 800e0030 00000001 00000000 00000000 # [ 97.181913] Backtrace: # [ 97.186632] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.198272] r6:00000011 r5:c6592000 r4:00000026 # [ 97.205235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.215849] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.226625] r9:c5cadf60 r8:c5376840 r7:00000011 r6:b6dda000 r5:c5affa40 r4:c0c34ae8 # [ 97.236887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.247490] r9:c07e10e0 r8:c5cadf60 r7:c2816000 r6:b6dda000 r5:c5affa40 r4:00000000 # [ 97.257664] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.267314] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c5cac000 r5:c5a<6>[ 97.796753] lkdtm: Performing direct entry ACCESS_NULL ffa40 # [ 97.277567] r4:c5aff<6>[ 97.803886] lkdtm: attempting bad read at 00000000 a40 # [ 97.282194] [<1>[ 97.811887] 8<--- cut here --- ] (ksys_write) from [] <1>[ 97.818802] Unable to handle kernel NULL pointer dereference at virtual address 00000000 (sys_write+0x18/0x1c) # [ 97.2<1>[ 97.829511] pgd = 7b0f2ed6 91843] r9:c5cac000 r8:c03002e4 r<1>[ 97.835120] [00000000] *pgd=00000000 7:00000004 r6:b6f21e00 r5:0000001<0>[ 97.841848] Internal error: Oops: 5 [#11] SMP ARM <4>[ 97.849638] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 97.878935] CPU: 0 PID: 2305 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 97.886944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 97.893747] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 97.898641] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 97.903960] pc : [] lr : [] psr: 600e0013 <4>[ 97.910491] sp : c5ce3e50 ip : c5ce3d58 fp : c5ce3e64 <4>[ 97.915980] r10: 0000000c r9 : c1acd5b8 r8 : c15e879c <4>[ 97.921469] r7 : c5ce3f60 r6 : 0000000c r5 : c665f000 r4 : 00000000 <4>[ 97.928262] r3 : 01444f03 r2 : 01444f03 r1 : ef7815e0 r0 : 00000026 <4>[ 97.935056] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 97.942457] Control: 10c5387d Table: 1475404a DAC: 00000051 <0>[ 97.948469] Process cat (pid: 2305, stack limit = 0x74b408f2) <0>[ 97.954482] Stack: (0xc5ce3e50 to 0xc5ce4000) <0>[ 97.959108] 3e40: 00000027 c665f000 c5ce3e74 c5ce3e68 <0>[ 97.967556] 3e60: c0c34708 c136240c c5ce3e9c c5ce3e78 c0c34c08 c0c346e8 c0c34ae8 c59d7400 <0>[ 97.976002] 3e80: b6e9c000 0000000c c5376840 c5ce3f60 c5ce3ec4 c5ce3ea0 c07e1144 c0c34af4 <0>[ 97.984448] 3ea0: 00000000 c59d7400 b6e9c000 c2816000 c5ce3f60 c07e10e0 c5ce3f5c c5ce3ec8 <0>[ 97.992895] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5ce2000 <0>[ 98.001341] 3ee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5ce3ee0 00000001 b6e9b000 <0>[ 98.009786] 3f00: c5b4de00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 98.018232] 3f20: 00000000 00000000 c13779e8 01444f03 c205cae0 c59d7400 c59d7400 c5ce2000 <0>[ 98.026677] 3f40: b6e9c000 00000000 00000000 00000004 c5ce3f94 c5ce3f60 c0599540 c0598eac <0>[ 98.035124] 3f60: 00000000 00000000 c5ce3fac 01444f03 0000000c 0000000c b6fe3e00 00000004 <0>[ 98.043570] 3f80: c03002e4 c5ce2000 c5ce3fa4 c5ce3f98 c05995d0 c05994d8 00000000 c5ce3fa8 <0>[ 98.052015] 3fa0: c03000c0 c05995c4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 <0>[ 98.060462] 3fc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 beb41a64 <0>[ 98.068906] 3fe0: 00000004 beb41798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 <0>[ 98.077347] Backtrace: <0>[ 98.080073] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 98.088603] r5:c665f000 r4:00000027 <0>[ 98.092449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 98.100727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 98.108915] r9:c5ce3f60 r8:c5376840 r7:0000000c r6:b6e9c000 r5:c59d7400 r4:c0c34ae8 <0>[ 98.116934] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 98.125033] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e9c000 r5:c59d7400 r4:00000000 <0>[ 98.133046] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 98.140452] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5ce2000 r5:c59d7400 <0>[ 98.148546] r4:c59d7400 <0>[ 98.151350] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 98.158754] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c <0>[ 98.166770] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 98.174605] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) <0>[ 98.179923] 3fa0: 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 <0>[ 98.188369] 3fc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 beb41a64 <0>[ 98.196812] 3fe0: 00000004 beb41798 b6f4e4cf b6ed47e6 <0>[ 98.202133] Code: e30e04c8 e34c01ac e1a01004 ebffd402 (e5945000) 1 r4:00000011 # [ 97.301933] [<4>[ 98.208558] ---[ end trace e1c408425540067b ]--- ] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.312098] Exception stack(0xc5cadfa8 to 0xc5cadff0) # [ 97.318977] dfa0: 00000011 00000011 00000001 b6dda000 00000011 00000000 # [ 97.327427] dfc0: 00000011 00000011 b6f21e00 00000004 00000001 00000000 00020000 bea62a64 # [ 97.335874] dfe0: 00000004 bea62798 b6e8c4cf b6e127e6 # [ 97.341199] Code: e1a01004 e30e04c8 e34c01ac eb1c8750 (e5943000) # [ 97.347565] ---[ end trace e1c408425540067a ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 97.796753] lkdtm: Performing direct entry ACCESS_NULL # [ 97.803886] lkdtm: attempting bad read at 00000000 # [ 97.811887] 8<--- cut here --- # [ 97.818802] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 97.829511] pgd = 7b0f2ed6 # [ 97.835120] [00000000] *pgd=00000000 # [ 97.841848] Internal error: Oops: 5 [#11] SMP ARM # [ 97.849638] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 97.878935] CPU: 0 PID: 2305 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 97.886944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.893747] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 97.898641] LR is at __irq_work_queue_local+0x40/0x74 # [ 97.903960] pc : [] lr : [] psr: 600e0013 # [ 97.910491] sp : c5ce3e50 ip : c5ce3d58 fp : c5ce3e64 # [ 97.915980] r10: 0000000c r9 : c1acd5b8 r8 : c15e879c # [ 97.921469] r7 : c5ce3f60 r6 : 0000000c r5 : c665f000 r4 : 00000000 # [ 97.928262] r3 : 01444f03 r2 : 01444f03 r1 : ef7815e0 r0 : 00000026 # [ 97.935056] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.942457] Control: 10c5387d Table: 1475404a DAC: 00000051 # [ 97.948469] Process cat (pid: 2305, stack limit = 0x74b408f2) # [ 97.954482] Stack: (0xc5ce3e50 to 0xc5ce4000) # [ 97.959108] 3e40: 00000027 c665f000 c5ce3e74 c5ce3e68 # [ 97.967556] 3e60: c0c34708 c136240c c5ce3e9c c5ce3e78 c0c34c08 c0c346e8 c0c34ae8 c59d7400 # [ 97.976002] 3e80: b6e9c000 0000000c c5376840 c5ce3f60 c5ce3ec4 c5ce3ea0 c07e1144 c0c34af4 # [ 97.984448] 3ea0: 00000000 c59d7400 b6e9c000 c2816000 c5ce3f60 c07e10e0 c5ce3f5c c5ce3ec8 # [ 97.992895] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c5ce2000 # [ 98.001341] 3ee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5ce3ee0 00000001 b6e9b000 # [ 98.009786] 3f00: c5b4de00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.018232] 3f20: 00000000 00000000 c13779e8 01444f03 c205cae0 c59d7400 c59d7400 c5ce2000 # [ 98.026677] 3f40: b6e9c000 00000000 00000000 00000004 c5ce3f94 c5ce3f60 c0599540 c0598eac # [ 98.035124] 3f60: 00000000 00000000 c5ce3fac 01444f03 0000000c 0000000c b6fe3e00 00000004 # [ 98.043570] 3f80: c03002e4 c5ce2000 c5ce3fa4 c5ce3f98 c05995d0 c05994d8 00000000 c5ce3fa8 # [ 98.052015] 3fa0: c03000c0 c05995c4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 # [ 98.060462] 3fc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 beb41a64 # [ 98.068906] 3fe0: 00000004 beb41798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 # [ 98.077347] Backtrace: # [ 98.080073] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.088603] r5:c665f000 r4:00000027 # [ 98.092449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.100727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.108915] r9:c5ce3f60 r8:c5376840 r7:0000000c r6:b6e9c000 r5:c59d7400 r4:c0c34ae8 # [ 98.116934] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.125033] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e9c000 r5:c59d7400 r4:00000000 # [ 98.133046] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.140452] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5ce2000 r5:c59d7400 # [ 98.148546] r4:c59d7400 # [ 98.151350] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.158754] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c # [ 98.166770] [] (sys_write) from [<6>[ 98.693247] lkdtm: Performing direct entry WRITE_RO ] (ret_fast_syscall+0x0/0x28) # <6>[ 98.701153] lkdtm: attempting bad rodata write at c15e8a34 [ 98.174605] Exception stack(0x<1>[ 98.709705] 8<--- cut here --- c5ce3fa8 to 0xc<51c>e[3 f f 09)8 715798] Unable to handle kernel paging request at virtual address c15e8a34 # [ 98.179923] 3fa0: < 1 >[ 98.725284] pgd = db1fb62f 0000000c 0000000c 0000<1>[ 98.730858] [c15e8a34] *pgd=1141941e(bad) 0001 b6e9c000 0000000c 00000000 <0>[ 98.738001] Internal error: Oops: 80d [#12] SMP ARM # [ 98.188369] 3fc0: 0000000c 0<4>[ 98.745997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 000000c b6fe3e00 00000004 0000000<4>[ 98.777965] CPU: 3 PID: 2379 Comm: cat Tainted: G D W 5.10.165-cip25 #1 1 00000000 00020000 beb41a6<44 > 98.788820] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.196812] 3fe0: 00000004 b<4>[ 98.798141] PC is at lkdtm_WRITE_RO+0x44/0x50 eb41798 b6f4e4cf b6ed47e6 # [ <4>[ 98.805625] LR is at __irq_work_queue_local+0x40/0x74 98.202133] Code: e30e04c8 e34c01<4>[ 98.813783] pc : [] lr : [] psr: 600e0013 c e1a01004 ebffd402 (e5945<040>0[ 98.823082] sp : c63dde50 ip : c63ddd58 fp : c63dde64 # [ 98.208558] ---[ e [ 98.831082] r10: 00000009 r9 : c1acd5c4 r8 : c15e879c race e1c408425540067b ]---< 4 >#[ 98.839083] r7 : c63ddf60 r6 : 00000009 r5 : c6585000 r4 : c15e8a34 ACCESS_NULL: missing 'call a 98.848387] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ace3c8 ce:': [FAIL] not ok 38 selftests<4>[ 98.857695] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none : lkdtm: ACCESS_NULL.sh # exi[ 98.876557] Process cat (pid: 2379, stack limit = 0xe627a110) h <0>[ 98.885338] Stack: (0xc63dde50 to 0xc63de000) <0>[ 98.890222] de40: 00000028 c6585000 c63dde74 c63dde68 <0>[ 98.898690] de60: c0c34708 c136220c c63dde9c c63dde78 c0c34c08 c0c346e8 c0c34ae8 c5a4fb80 <0>[ 98.907158] de80: b6e4a000 00000009 c5376840 c63ddf60 c63ddec4 c63ddea0 c07e1144 c0c34af4 <0>[ 98.915627] dea0: 00000000 c5a4fb80 b6e4a000 c2816000 c63ddf60 c07e10e0 c63ddf5c c63ddec8 <0>[ 98.924097] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c63dc000 <0>[ 98.932566] dee0: b6e4a000 00020000 00000004 00000009 0001fff7 c63ddee0 00000001 b6e49000 <0>[ 98.941034] df00: c5a1e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 98.949504] df20: 00000000 00000000 c13779e8 0d5c807e c205cae0 c5a4fb80 c5a4fb80 c63dc000 <0>[ 98.957973] df40: b6e4a000 00000000 00000000 00000004 c63ddf94 c63ddf60 c0599540 c0598eac <0>[ 98.966441] df60: 00000000 00000000 c63ddfac 0d5c807e 00000009 00000009 b6f91e00 00000004 <0>[ 98.974910] df80: c03002e4 c63dc000 c63ddfa4 c63ddf98 c05995d0 c05994d8 00000000 c63ddfa8 <0>[ 98.983378] dfa0: c03000c0 c05995c4 00000009 00000009 00000001 b6e4a000 00000009 00000000 <0>[ 98.991845] dfc0: 00000009 00000009 b6f91e00 00000004 00000001 00000000 00020000 be8b4a64 <0>[ 99.000313] dfe0: 00000004 be8b4798 b6efc4cf b6e827e6 800e0030 00000001 00000000 00000000 <0>[ 99.008769] Backtrace: <0>[ 99.011530] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 99.019823] r5:c6585000 r4:00000028 <0>[ 99.023694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 99.032000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 99.040209] r9:c63ddf60 r8:c5376840 r7:00000009 r6:b6e4a000 r5:c5a4fb80 r4:c0c34ae8 <0>[ 99.048254] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 99.056376] r9:c07e10e0 r8:c63ddf60 r7:c2816000 r6:b6e4a000 r5:c5a4fb80 r4:00000000 <0>[ 99.064413] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 99.071841] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c63dc000 r5:c5a4fb80 <0>[ 99.079951] r4:c5a4fb80 <0>[ 99.082778] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 99.090205] r9:c63dc000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000009 r4:00000009 <0>[ 99.098247] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 99.106098] Exception stack(0xc63ddfa8 to 0xc63ddff0) <0>[ 99.111439] dfa0: 00000009 00000009 00000001 b6e4a000 00000009 00000000 <0>[ 99.119906] dfc0: 00000009 00000009 b6f91e00 00000004 00000001 00000000 00020000 be8b4a64 <0>[ 99.128368] dfe0: 00000004 be8b4798 b6efc4cf b6e827e6 <0>[ 99.133711] Code: e34a3bcd e30e03c8 e34c01ac e0233002 (e5843000) <4>[ 99.140096] ---[ end trace e1c408425540067c ]--- # Segmentation fault # [ 98.693247] lkdtm: Performing direct entry WRITE_RO # [ 98.701153] lkdtm: attempting bad rodata write at c15e8a34 # [ 98.709705] 8<--- cut here --- # [ 98.715798] Unable to handle kernel paging request at virtual address c15e8a34 # [ 98.725284] pgd = db1fb62f # [ 98.730858] [c15e8a34] *pgd=1141941e(bad) # [ 98.738001] Internal error: Oops: 80d [#12] SMP ARM # [ 98.745997] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 98.777965] CPU: 3 PID: 2379 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 98.788820] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.798141] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 98.805625] LR is at __irq_work_queue_local+0x40/0x74 # [ 98.813783] pc : [] lr : [] psr: 600e0013 # [ 98.823082] sp : c63dde50 ip : c63ddd58 fp : c63dde64 # [ 98.831082] r10: 00000009 r9 : c1acd5c4 r8 : c15e879c # [ 98.839083] r7 : c63ddf60 r6 : 00000009 r5 : c6585000 r4 : c15e8a34 # [ 98.848387] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ace3c8 # [ 98.857695] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.867948] Control: 10c5387d Table: 167c404a DAC: 00000051 # [ 98.876557] Process cat (pid: 2379, stack limit = 0xe627a110) # [ 98.885338] Stack: (0xc63dde50 to 0xc63de000) # [ 98.890222] de40: 00000028 c6585000 c63dde74 c63dde68 # [ 98.898690] de60: c0c34708 c136220c c63dde9c c63dde78 c0c34c08 c0c346e8 c0c34ae8 c5a4fb80 # [ 98.907158] de80: b6e4a000 00000009 c5376840 c63ddf60 c63ddec4 c63ddea0 c07e1144 c0c34af4 # [ 98.915627] dea0: 00000000 c5a4fb80 b6e4a000 c2816000 c63ddf60 c07e10e0 c63ddf5c c63ddec8 # [ 98.924097] dec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c63dc000 # [ 98.932566] dee0: b6e4a000 00020000 00000004 00000009 0001fff7 c63ddee0 00000001 b6e49000 # [ 98.941034] df00: c5a1e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.949504] df20: 00000000 00000000 c13779e8 0d5c807e c205cae0 c5a4fb80 c5a4fb80 c63dc000 # [ 98.957973] df40: b6e4a000 00000000 00000000 00000004 c63ddf94 c63ddf60 c0599540 c0598eac # [ 98.966441] df60: 00000000 00000000 c63ddfac 0d5c807e 00000009 00000009 b6f91e00 00000004 # [ 98.974910] df80: c03002e4 c63dc000 c63ddfa4 c63ddf98 c05995d0 c05994d8 00000000 c63ddfa8 # [ 98.983378] dfa0: c03000c0 c05995c4 00000009 00000009 00000001 b6e4a000 00000009 00000000 # [ 98.991845] dfc0: 00000009 00000009 b6f91e00 00000004 00000001 00000000 00020000 be8b4a64 # [ 99.000313] dfe0: 00000004 be8b4798 b6efc4cf b6e827e6 800e0030 00000001 00000000 00000000 # [ 99.008769] Backtrace: # [ 99.011530] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.019823] r5:c6585000 r4:00000028 # [ 99.023694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.032000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.040209] r9:c63ddf60 r8:c5376840 r7:00000009 r6:b6e4a000 r5:c5a4fb80 r4:c0c34ae8 # [ 99.048254] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.056376] r9:c07e10e0 r8:c63ddf60 r7:c2816000 r6:b6e4a000 r5:c5a4fb80 r4:00000000 # [ 99.064413] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.071841] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c63dc000 r5:c5a4fb80 # [ 99.079951] r4:c5a4fb80 # [ 99.082778] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.090205] r9:c63dc000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000009 r4:00000009 # [ 99.098247] [[ 99.594085] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT b8>] (sys_write) from [<6>[ 99.601421] lkdtm: attempting bad ro_after_init write at c1b7ec60 ] (ret_fast_syscall+0x0/0x28) # <1>[ 99.610608] 8<--- cut here --- <1>[ 99.616745] Unable to handle kernel paging request at virtual address c1b7ec60 <1>[ 99.624248] pgd = db1fb62f <1>[ 99.627240] [c1b7ec60] *pgd=11a1941e(bad) <0>[ 99.631568] Internal error: Oops: 80d [#13] SMP ARM <4>[ 99.636732] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 99.666274] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 99.674305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 99.681133] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 99.686750] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 99.692086] pc : [] lr : [] psr: 600e0013 <4>[ 99.698635] sp : c6405e50 ip : c6405d58 fp : c6405e64 <4>[ 99.704143] r10: 00000014 r9 : c1acd5d0 r8 : c15e879c <4>[ 99.709651] r7 : c6405f60 r6 : 00000014 r5 : c665f000 r4 : c1b7ec60 <4>[ 99.716459] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ace3c8 <4>[ 99.723273] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 99.730694] Control: 10c5387d Table: 167c404a DAC: 00000051 <0>[ 99.736726] Process cat (pid: 2453, stack limit = 0x628c0c49) <0>[ 99.742758] Stack: (0xc6405e50 to 0xc6406000) <0>[ 99.747406] 5e40: 00000029 c665f000 c6405e74 c6405e68 <0>[ 99.755875] 5e60: c0c34708 c136225c c6405e9c c6405e78 c0c34c08 c0c346e8 c0c34ae8 c59d7680 <0>[ 99.764346] 5e80: b6e8c000 00000014 c5376840 c6405f60 c6405ec4 c6405ea0 c07e1144 c0c34af4 <0>[ 99.772815] 5ea0: 00000000 c59d7680 b6e8c000 c2816000 c6405f60 c07e10e0 c6405f5c c6405ec8 <0>[ 99.781286] 5ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c6404000 <0>[ 99.789754] 5ee0: b6e8c000 00020000 00000004 00000014 0001ffec c6405ee0 00000001 b6e8b000 <0>[ 99.798223] 5f00: c5b35e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 99.806692] 5f20: 00000000 00000000 c13779e8 72cec387 c205cae0 c59d7680 c59d7680 c6404000 <0>[ 99.815160] 5f40: b6e8c000 00000000 00000000 00000004 c6405f94 c6405f60 c0599540 c0598eac <0>[ 99.823627] 5f60: 00000000 00000000 c6405fac 72cec387 00000014 00000014 b6fd3e00 00000004 <0>[ 99.832095] 5f80: c03002e4 c6404000 c6405fa4 c6405f98 c05995d0 c05994d8 00000000 c6405fa8 <0>[ 99.840564] 5fa0: c03000c0 c05995c4 00000014 00000014 00000001 b6e8c000 00000014 00000000 <0>[ 99.849031] 5fc0: 00000014 00000014 b6fd3e00 00000004 00000001 00000000 00020000 be85ba64 <0>[ 99.857498] 5fe0: 00000004 be85b798 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 <0>[ 99.865954] Backtrace: <0>[ 99.868717] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 99.877964] r5:c665f000 r4:00000029 <0>[ 99.881833] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 99.890140] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 99.898350] r9:c6405f60 r8:c5376840 r7:00000014 r6:b6e8c000 r5:c59d7680 r4:c0c34ae8 <0>[ 99.906395] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 99.914521] r9:c07e10e0 r8:c6405f60 r7:c2816000 r6:b6e8c000 r5:c59d7680 r4:00000000 <0>[ 99.922560] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 99.929989] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6404000 r5:c59d7680 <0>[ 99.938099] r4:c59d7680 <0>[ 99.940928] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 99.948358] r9:c6404000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:00000014 r4:00000014 <0>[ 99.956399] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 99.964250] Exception stack(0xc6405fa8 to 0xc6405ff0) <0>[ 99.969592] 5fa0: 00000014 00000014 00000001 b6e8c000 00000014 00000000 <0>[ 99.978060] 5fc0: 00000014 00000014 b6fd3e00 00000004 00000001 00000000 00020000 be85ba64 <0>[ 99.986523] 5fe0: 00000004 be85b798 b6f3e4cf b6ec47e6 <0>[ 99.991867] Code: e34a3bcd e30e03c8 e34c01ac e0233002 (e5843000) <4>[ 99.998255] ---[ end trace e1c408425540067d ]--- [ 99.106098] Exception stack(0xc63ddfa8 to 0xc63ddff0) # [ 99.111439] dfa0: 00000009 00000009 00000001 b6e4a000 00000009 00000000 # [ 99.119906] dfc0: 00000009 00000009 b6f91e00 00000004 00000001 00000000 00020000 be8b4a64 # [ 99.128368] dfe0: 00000004 be8b4798 b6efc4cf b6e827e6 # [ 99.133711] Code: e34a3bcd e30e03c8 e34c01ac e0233002 (e5843000) # [ 99.140096] ---[ end trace e1c408425540067c ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # Segmentation fault # [ 99.594085] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 99.601421] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 99.610608] 8<--- cut here --- # [ 99.616745] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 99.624248] pgd = db1fb62f # [ 99.627240] [c1b7ec60] *pgd=11a1941e(bad) # [ 99.631568] Internal error: Oops: 80d [#13] SMP ARM # [ 99.636732] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 99.666274] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 99.674305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.681133] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 99.686750] LR is at __irq_work_queue_local+0x40/0x74 # [ 99.692086] pc : [] lr : [] psr: 600e0013 # [ 99.698635] sp : c6405e50 ip : c6405d58 fp : c6405e64 # [ 99.704143] r10: 00000014 r9 : c1acd5d0 r8 : c15e879c # [ 99.709651] r7 : c6405f60 r6 : 00000014 r5 : c665f000 r4 : c1b7ec60 # [ 99.716459] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ace3c8 # [ 99.723273] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.730694] Control: 10c5387d Table: 167c404a DAC: 00000051 # [ 99.736726] Process cat (pid: 2453, stack limit = 0x628c0c49) # [ 99.742758] Stack: (0xc6405e50 to 0xc6406000) # [ 99.747406] 5e40: 00000029 c665f000 c6405e74 c6405e68 # [ 99.755875] 5e60: c0c34708 c136225c c6405e9c c6405e78 c0c34c08 c0c346e8 c0c34ae8 c59d7680 # [ 99.764346] 5e80: b6e8c000 00000014 c5376840 c6405f60 c6405ec4 c6405ea0 c07e1144 c0c34af4 # [ 99.772815] 5ea0: 00000000 c59d7680 b6e8c000 c2816000 c6405f60 c07e10e0 c6405f5c c6405ec8 # [ 99.781286] 5ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c6404000 # [ 99.789754] 5ee0: b6e8c000 00020000 00000004 00000014 0001ffec c6405ee0 00000001 b6e8b000 # [ 99.798223] 5f00: c5b35e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.806692] 5f20: 00000000 00000000 c13779e8 72cec387 c205cae0 c59d7680 c59d7680 c6404000 # [ 99.815160] 5f40: b6e8c000 00000000 00000000 00000004 c6405f94 c6405f60 c0599540 c0598eac # [ 99.823627] 5f60: 00000000 00000000 c6405fac 72cec387 00000014 00000014 b6fd3e00 00000004 # [ 99.832095] 5f80: c03002e4 c6404000 c6405fa4 c6405f98 c05995d0 c05994d8 00000000 c6405fa8 # [ 99.840564] 5fa0: c03000c0 c05995c4 00000014 00000014 00000001 b6e8c000 00000014 00000000 # [ 99.849031] 5fc0: 00000014 00000014 b6fd3e00 00000004 00000001 00000000 00020000 be85ba64 # [ 99.857498] 5fe0: 00000004 be85b798 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 # [ 99.865954] Backtrace: # [ 99.868717] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.877964] r5:c665f000 r4:00000029 # [ 99.881833] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.890140] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.898350] r9:c6405f60 r8:c5376840 r7:00000014 r6:b6e8c000 r5:c59d7680 r4:c0c34ae8 # [ 99.906395] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.914521] r9:c07e10e0 r8:c6405f60 r7:c2816000 r6:b6e8c000 r5:c59d7680 r4:00000000 # [ 99.922560] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.929989] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6404000 r5:c59d7680 # [ 99.938099] r4:c59d7680 # [ 99.940928] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.948358] r9:c6404000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:00000014 r4:00000014 # [ 99.956399] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.964250] Exception stack(0xc6405fa8 to 0xc6405ff0) # [ 99.969592]<6>[ 100.464403] lkdtm: Performing direct entry WRITE_KERN 5fa0: 00000014<6>[ 100.470828] lkdtm: attempting bad 7523504 byte write at c1362128 00000014 00000001 b6e8c000 00000<1>[ 100.479982] 8<--- cut here --- 014 00000000 # [ < 19>9[. 9 7180.486055] Unable to handle kernel paging request at virtual address c1362128 060] 5fc0: 0<010>0[0 0 1140 00.0495706] pgd = 16e8b6f6 00014 b6fd3e00 00000004 0000<010>[ 100.500583] [c1362128] *pgd=1121940e(bad) 1 00000000 00020000 b5[b a 600.507460] Internal error: Oops: 80d [#14] SMP ARM 4 # [ 99.986523] 5fe0: 0000000<4>[ 100.514849] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 4 be85b798 b6f3e4cf [e c 4170.546812] CPU: 1 PID: 2527 Comm: cat Tainted: G D W 5.10.165-cip25 #1 e6 # [ < 49>9[. 9 9110806.75]5 977] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Code: e34a3bcd e30e03c8 e<344>c[0 100.565511] PC is at memcpy+0x50/0x330 1ac e0233002 (e<548>4[3 0 0100)0 571943] LR is at 0xe92dd830 # [ 99.99<842>5[5 ] 1 0-0-.-577339] pc : [] lr : [] psr: 200e0013 end trace[1 c 4100804.25585771] sp : c6183e2c ip : e1a0c00d fp : c6183e64 40067d <]4->-[- 1#0 0W.R5I9T2E90] r10: 0000000b r9 : c1acd5e4 r8 : e89da800 _RO_AFTER<_4I>N[I T :1 0m0i.s6s0i123] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 ng 'call< 4t>r[a c e1:0'0:. 6[0F8645] r3 : e1a0c00d r2 : 0072cc10 r1 : c0c35498 r0 : c1362128 IL] not ok 4<04 >s[e l f1t0e0s.t17170] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none s: lkdtm: WT[E _ R1O0_0A.F6T6471] Control: 10c5387d Table: 1646c04a DAC: 00000051 ER_INIT.sh #< 0e>x[i t =110 0 .#634298] Process cat (pid: 2527, stack limit = 0x3b3064a3) selftests: lt[m : 1W0R0I.T642213] Stack: (0xc6183e2c to 0xc6184000) _KERN.sh <0>[ 100.648742] 3e20: c0c35478 0072ccb0 c6183f60 c15e879c c1362128 <0>[ 100.658046] 3e40: c1362128 c136230c 0000002a c65bd000 0000000b c6183f60 c6183e74 c6183e68 <0>[ 100.666493] 3e60: c0c34708 c13622cc c6183e9c c6183e78 c0c34c08 c0c346e8 c0c34ae8 c6202280 <0>[ 100.674938] 3e80: b6e32000 0000000b c5376840 c6183f60 c6183ec4 c6183ea0 c07e1144 c0c34af4 <0>[ 100.683384] 3ea0: 00000000 c6202280 b6e32000 c2816000 c6183f60 c07e10e0 c6183f5c c6183ec8 <0>[ 100.691829] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c6182000 <0>[ 100.700274] 3ee0: b6e32000 00020000 00000004 0000000b 0001fff5 c6183ee0 00000001 b6e31000 <0>[ 100.708721] 3f00: c59d68c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 100.717166] 3f20: 00000000 00000000 c13779e8 6e5325fa c205cae0 c6202280 c6202280 c6182000 <0>[ 100.725612] 3f40: b6e32000 00000000 00000000 00000004 c6183f94 c6183f60 c0599540 c0598eac <0>[ 100.734057] 3f60: 00000000 00000000 c6183fac 6e5325fa 0000000b 0000000b b6f79e00 00000004 <0>[ 100.742502] 3f80: c03002e4 c6182000 c6183fa4 c6183f98 c05995d0 c05994d8 00000000 c6183fa8 <0>[ 100.750949] 3fa0: c03000c0 c05995c4 0000000b 0000000b 00000001 b6e32000 0000000b 00000000 <0>[ 100.759393] 3fc0: 0000000b 0000000b b6f79e00 00000004 00000001 00000000 00020000 be903a64 <0>[ 100.767838] 3fe0: 00000004 be903798 b6ee44cf b6e6a7e6 800e0030 00000001 00000000 00000000 <0>[ 100.776278] Backtrace: <0>[ 100.779010] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 100.787457] r7:c6183f60 r6:0000000b r5:c65bd000 r4:0000002a <0>[ 100.793388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 100.801665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 100.809850] r9:c6183f60 r8:c5376840 r7:0000000b r6:b6e32000 r5:c6202280 r4:c0c34ae8 <0>[ 100.817869] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <0>[ 100.825968] r9:c07e10e0 r8:c6183f60 r7:c2816000 r6:b6e32000 r5:c6202280 r4:00000000 <0>[ 100.833982] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 100.841386] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6182000 r5:c6202280 <0>[ 100.849479] r4:c6202280 <0>[ 100.852284] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 100.859687] r9:c6182000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000000b r4:0000000b <0>[ 100.867703] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 100.875537] Exception stack(0xc6183fa8 to 0xc6183ff0) <0>[ 100.880857] 3fa0: 0000000b 0000000b 00000001 b6e32000 0000000b 00000000 <0>[ 100.889301] 3fc0: 0000000b 0000000b b6f79e00 00000004 00000001 00000000 00020000 be903a64 <0>[ 100.897745] 3fe0: 00000004 be903798 b6ee44cf b6e6a7e6 <0>[ 100.903065] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 100.909429] ---[ end trace e1c408425540067e ]--- # Segmentation fault # [ 100.464403] lkdtm: Performing direct entry WRITE_KERN # [ 100.470828] lkdtm: attempting bad 7523504 byte write at c1362128 # [ 100.479982] 8<--- cut here --- # [ 100.486055] Unable to handle kernel paging request at virtual address c1362128 # [ 100.495706] pgd = 16e8b6f6 # [ 100.500583] [c1362128] *pgd=1121940e(bad) # [ 100.507460] Internal error: Oops: 80d [#14] SMP ARM # [ 100.514849] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 100.546812] CPU: 1 PID: 2527 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 100.556977] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.565511] PC is at memcpy+0x50/0x330 # [ 100.571943] LR is at 0xe92dd830 # [ 100.577339] pc : [] lr : [] psr: 200e0013 # [ 100.585771] sp : c6183e2c ip : e1a0c00d fp : c6183e64 # [ 100.592990] r10: 0000000b r9 : c1acd5e4 r8 : e89da800 # [ 100.600123] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 100.608645] r3 : e1a0c00d r2 : 0072cc10 r1 : c0c35498 r0 : c1362128 # [ 100.617170] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.626471] Control: 10c5387d Table: 1646c04a DAC: 00000051 # [ 100.634298] Process cat (pid: 2527, stack limit = 0x3b3064a3) # [ 100.642213] Stack: (0xc6183e2c to 0xc6184000) # [ 100.648742] 3e20: c0c35478 0072ccb0 c6183f60 c15e879c c1362128 # [ 100.658046] 3e40: c1362128 c136230c 0000002a c65bd000 0000000b c6183f60 c6183e74 c6183e68 # [ 100.666493] 3e60: c0c34708 c13622cc c6183e9c c6183e78 c0c34c08 c0c346e8 c0c34ae8 c6202280 # [ 100.674938] 3e80: b6e32000 0000000b c5376840 c6183f60 c6183ec4 c6183ea0 c07e1144 c0c34af4 # [ 100.683384] 3ea0: 00000000 c6202280 b6e32000 c2816000 c6183f60 c07e10e0 c6183f5c c6183ec8 # [ 100.691829] 3ec0: c0598fac c07e10ec 00000001 00000000 c0599540 c13779e8 c0599540 c6182000 # [ 100.700274] 3ee0: b6e32000 00020000 00000004 0000000b 0001fff5 c6183ee0 00000001 b6e31000 # [ 100.708721] 3f00: c59d68c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.717166] 3f20: 00000000 00000000 c13779e8 6e5325fa c205cae0 c6202280 c6202280 c6182000 # [ 100.725612] 3f40: b6e32000 00000000 00000000 00000004 c6183f94 c6183f60 c0599540 c0598eac # [ 100.734057] 3f60: 00000000 00000000 c6183fac 6e5325fa 0000000b 0000000b b6f79e00 00000004 # [ 100.742502] 3f80: c03002e4 c6182000 c6183fa4 c6183f98 c05995d0 c05994d8 00000000 c6183fa8 # [ 100.750949] 3fa0: c03000c0 c05995c4 0000000b 0000000b 00000001 b6e32000 0000000b 00000000 # [ 100.759393] 3fc0: 0000000b 0000000b b6f79e00 00000004 00000001 00000000 00020000 be903a64 # [ 100.767838] 3fe0: 00000004 be903798 b6ee44cf b6e6a7e6 800e0030 00000001 00000000 00000000 # [ 100.776278] Backtrace: # [ 100.779010] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.787457] r7:c6183f60 r6:0000000b r5:c65bd000 r4:0000002a # [ 100.793388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.801665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.809850] r9:c6183f60 r8:c5376840 r7:0000000b r6:b6e32000 r5:c6202280 r4:c0c34ae8 # [ 100.817869] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.825968] r9:c07e10e0 r8:c6183f60 r7:c2816000 r6:b6e32000 r5:c6202280 r4:00000000 # [ 100.833982] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.841386] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6182000 r5:c6202280 # [ 100.849479] r4:c6202280 # [ 100.852284] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.859687] r9:c6182000 r8:c030<6>[ 101.381035] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 02e4 r7:00000004 r6:b6f79e00 r5:0<6>[ 101.389305] lkdtm: attempting good refcount_inc() without overflow 000000b r4:0000000b # [ 100.867<6>[ 101.398496] lkdtm: attempting bad refcount_inc() overflow 703] [] (sys_write) fro<4>[ 101.406971] ------------[ cut here ]------------ m [] (ret_fast_syscall+<4>[ 101.414849] WARNING: CPU: 3 PID: 2602 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0x0/0x28) # [ 100.875537] Excep<4>[ 101.426323] refcount_t: saturated; leaking memory. tion stack(0xc6183fa8 to 0xc6183f<4>[ 101.434229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 f0) # [ 100.880857] 3fa0: <4>[ 101.466193] CPU: 3 PID: 2602 Comm: cat Tainted: G D W 5.10.165-cip25 #1 < 40>0[ 0 0100010.b4 7017] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000b 00000001 b62[0 0 101.485626] Backtrace: 0000000b 00000000 # [ 100.8893<4>[ 101.490518] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 01] 3fc0: 00000000[0 0 01000.501198] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 0b b6f79e00 00000004 00<040>0[0 0101.509201] [] (show_stack) from [] (dump_stack+0xe0/0x100) 1 00000000 00020000 be9<043>a[6 4101.519112] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 100.89774<54]> [3 f e100:1.528671] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 00000004 be903798 b6ee<444>c[f 101.538759] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 6e6a7e6 # [ <140>0[. 9 0130016.548836] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c5c12000 ] Code: f5d1f05c f5d17[c e01.556755] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 8b151f8 e252202<04 >([e 8 a100511568224] r9:c1acd5f0 r8:c15e879c r7:c5c13f60 r6:00000016 r5:c65a9000 r4:c5c12000 f8) # [ 100.909429] <-4->-[[ 101.578227] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) end trace e1c408425540067e< 4]>-[ 101.590482] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) - # WRITE_KERN: missg[ ' c01.603340] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) all trace:<'4:> [[ F A1I0L1]. 6 14979] r4:0000002b ot ok 41 selftt[s : 1l0k1d.619597] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) m: WRITE_KERN.sh # exit=<14 > [# 101.629861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) selftests: lkdt [R E F1C0O1U640461] r9:c5c13f60 r8:c5376840 r7:00000016 r6:b6dbe000 r5:c6040a00 r4:c0c34ae8 NT_INC_OVERFLOW.sh <4>[ 101.650463] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 101.660281] r9:c07e10e0 r8:c5c13f60 r7:c2816000 r6:b6dbe000 r5:c6040a00 r4:00000000 <4>[ 101.668295] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 101.675699] r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c5c12000 r5:c6040a00 <4>[ 101.683793] r4:c6040a00 <4>[ 101.686598] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 101.694001] r9:c5c12000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:00000016 r4:00000016 <4>[ 101.702016] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 101.709851] Exception stack(0xc5c13fa8 to 0xc5c13ff0) <4>[ 101.715172] 3fa0: 00000016 00000016 00000001 b6dbe000 00000016 00000000 <4>[ 101.723619] 3fc0: 00000016 00000016 b6f05e00 00000004 00000001 00000000 00020000 be865a64 <4>[ 101.732062] 3fe0: 00000004 be865798 b6e704cf b6df67e6 <4>[ 101.737458] irq event stamp: 0 <4>[ 101.740816] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 101.746668] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 101.754473] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 101.762273] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 101.768153] ---[ end trace e1c408425540067f ]--- <6>[ 101.773067] lkdtm: Overflow detected: saturated # [ 101.381035] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 101.389305] lkdtm: attempting good refcount_inc() without overflow # [ 101.398496] lkdtm: attempting bad refcount_inc() overflow # [ 101.406971] ------------[ cut here ]------------ # [ 101.414849] WARNING: CPU: 3 PID: 2602 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 101.426323] refcount_t: saturated; leaking memory. # [ 101.434229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 101.466193] CPU: 3 PID: 2602 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 101.477017] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.485626] Backtrace: # [ 101.490518] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 101.501198] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 101.509201] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 101.519112] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 101.528671] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 # [ 101.538759] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 101.548836] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c5c12000 # [ 101.556755] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 101.568224] r9:c1acd5f0 r8:c15e879c r7:c5c13f60 r6:00000016 r5:c65a9000 r4:c5c12000 # [ 101.578227] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 101.590482] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 101.603340] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.614979] r4:0000002b # [ 101.619597] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.629861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.640461] r9:c5c13f60 r8:c5376840 r7:00000016 r6:b6dbe000 r5:c6040a00 r4:c0c34ae8 # [ 101.650463] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.660281] r9:c07e10e0 r8:c5c13f60 r7:c2816000 r6:b6dbe000 r5:c6040a00 r4:00000000 # [ 101.668295] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.675699] r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c5c12000 r5:c6040a00 # [ 101.683793] r4:c6040a00 # [ 101.686598] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.694001] r9:c5c12000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:00000016 r4:00000016 # [ 101.702016] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.709851] Exception stack(0xc5c13fa8 to 0xc5c13ff0) # [ 101.715172] 3fa0: 00000016 00000016 00000001 b6dbe000 00000016 00000000 # [ 101.723619] 3fc0: 00000016 00000016 b6f05e00 00000004 00000001 00000000 00020000 be865a64 # [ 101.732062] 3fe0: 00000004 be865798 b6e704cf b6df67e6 # [ 101.737458] irq event stamp: 0 # [ 101.740816] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 101.746668] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.754473] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.762273] softirqs last disabled at (0): [<00000000>] 0x0 # [ 101.768153] ---[ end trace e1c408425540067f ]--- # [ 101.773067] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call<6>[ 102.187707] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW trace:': [FAIL] not ok 42 selft<6>[ 102.194931] lkdtm: attempting good refcount_add() without overflow ests: lkdtm: REFCOUNT_INC_OVERFLO<6>[ 102.204128] lkdtm: attempting bad refcount_add() overflow W.sh # exit=1 # selftests: lkdtm<4>[ 102.212699] ------------[ cut here ]------------ : REFCOUNT_ADD_OVERFLOW.sh <4>[ 102.220403] WARNING: CPU: 1 PID: 2636 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 102.231509] refcount_t: saturated; leaking memory. <4>[ 102.236571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 102.265992] CPU: 1 PID: 2636 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 102.274004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 102.280796] Backtrace: <4>[ 102.283529] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 102.291368] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 102.297299] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 102.304883] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 102.312114] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 <4>[ 102.320130] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 102.327881] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c667e000 <4>[ 102.333813] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 102.343040] r9:c1acd608 r8:c15e879c r7:c667ff60 r6:00000016 r5:c4298000 r4:c667e000 <4>[ 102.351056] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 102.360982] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 102.371340] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 102.380738] r4:0000002c <4>[ 102.383541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 102.391819] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 102.400005] r9:c667ff60 r8:c5376840 r7:00000016 r6:b6e18000 r5:c5b34c80 r4:c0c34ae8 <4>[ 102.408022] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 102.416120] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e18000 r5:c5b34c80 r4:00000000 <4>[ 102.424132] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 102.431536] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c667e000 r5:c5b34c80 <4>[ 102.439629] r4:c5b34c80 <4>[ 102.442434] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 102.449839] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6f5fe00 r5:00000016 r4:00000016 <4>[ 102.457855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 102.465690] Exception stack(0xc667ffa8 to 0xc667fff0) <4>[ 102.471011] ffa0: 00000016 00000016 00000001 b6e18000 00000016 00000000 <4>[ 102.479457] ffc0: 00000016 00000016 b6f5fe00 00000004 00000001 00000000 00020000 bede9a64 <4>[ 102.487900] ffe0: 00000004 bede9798 b6eca4cf b6e507e6 <4>[ 102.493278] irq event stamp: 0 <4>[ 102.496611] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 102.502487] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 102.510289] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 102.518051] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 102.523952] ---[ end trace e1c4084255400680 ]--- <6>[ 102.528898] lkdtm: Overflow detected: saturated # [ 102.187707] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 102.194931] lkdtm: attempting good refcount_add() without overflow # [ 102.204128] lkdtm: attempting bad refcount_add() overflow # [ 102.212699] ------------[ cut here ]------------ # [ 102.220403] WARNING: CPU: 1 PID: 2636 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 102.231509] refcount_t: saturated; leaking memory. # [ 102.236571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 102.265992] CPU: 1 PID: 2636 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 102.274004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.280796] Backtrace: # [ 102.283529] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.291368] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 102.297299] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.304883] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 102.312114] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 # [ 102.320130] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.327881] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c667e000 # [ 102.333813] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 102.343040] r9:c1acd608 r8:c15e879c r7:c667ff60 r6:00000016 r5:c4298000 r4:c667e000 # [ 102.351056] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 102.360982] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 102.371340] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.380738] r4:0000002c # [ 102.383541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.391819] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.400005] r9:c667ff60 r8:c5376840 r7:00000016 r6:b6e18000 r5:c5b34c80 r4:c0c34ae8 # [ 102.408022] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.416120] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e18000 r5:c5b34c80 r4:00000000 # [ 102.424132] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.431536] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c667e000 r5:c5b34c80 # [ 102.439629] r4:c5b34c80 # [ 102.442434] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.449839] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6f5fe00 r5:00000016 r4:00000016 # [ 102.457855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.465690] Exception stack(0xc667ffa8 to 0xc667fff0) # [ 102.471011] ffa0: 00000016 00000016 00000001 b6e18000 00000016 00000000 # [ 102.479457] ffc0: 00000016 00000016 b6f5fe00 00000004 00000001 00000000 00020000 bede9a64 # [ 102.487900] ffe0: 00000004 bede9798 b6eca4cf b6e507e6 # [ 102.493278] irq event stamp: 0 # [ 102.496611] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 102.502487] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.510289] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.518051] softirqs last disabled at (0): [<00000000>] 0x0 # [ 102.523952] ---[ end trace e1c4084255400680 ]--- # [ 102.528898] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAI<6>[ 102.946973] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW L] not ok 43 selftests: lkdtm: R<6>[ 102.954339] lkdtm: attempting bad refcount_inc_not_zero() overflow EFCOUNT_ADD_OVERFLOW.sh # exit=1 <4>[ 102.963630] ------------[ cut here ]------------ # selftests: lkdtm: REFCOUNT_INC<4>[ 102.971412] WARNING: CPU: 0 PID: 2670 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 _NOT_ZERO_OVERFLOW.sh <4>[ 102.982972] refcount_t: saturated; leaking memory. <4>[ 102.990095] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 103.019509] CPU: 0 PID: 2670 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 103.027519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 103.034311] Backtrace: <4>[ 103.037046] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 103.044886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 103.050817] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 103.058400] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 103.065633] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 <4>[ 103.073650] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 103.081401] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c6404000 <4>[ 103.087332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 103.096559] r9:c1acd620 r8:c15e879c r7:c6405f60 r6:0000001f r5:c6645000 r4:7fffffff <4>[ 103.104575] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 103.115281] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 103.127197] r5:c6645000 r4:c6404000 <4>[ 103.131046] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 103.141225] r4:0000002d <4>[ 103.144028] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 103.152305] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 103.160491] r9:c6405f60 r8:c5376840 r7:0000001f r6:b6e3e000 r5:c5c81400 r4:c0c34ae8 <4>[ 103.168509] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 103.176607] r9:c07e10e0 r8:c6405f60 r7:c2816000 r6:b6e3e000 r5:c5c81400 r4:00000000 <4>[ 103.184621] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 103.192024] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6404000 r5:c5c81400 <4>[ 103.200117] r4:c5c81400 <4>[ 103.202922] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 103.210326] r9:c6404000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f <4>[ 103.218340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 103.226176] Exception stack(0xc6405fa8 to 0xc6405ff0) <4>[ 103.231496] 5fa0: 0000001f 0000001f 00000001 b6e3e000 0000001f 00000000 <4>[ 103.239943] 5fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 be993a64 <4>[ 103.248387] 5fe0: 00000004 be993798 b6ef04cf b6e767e6 <4>[ 103.253737] irq event stamp: 0 <4>[ 103.257072] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 103.262950] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 103.270750] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 103.278549] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 103.284395] ---[ end trace e1c4084255400681 ]--- <6>[ 103.289308] lkdtm: Overflow detected: saturated # [ 102.946973] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 102.954339] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 102.963630] ------------[ cut here ]------------ # [ 102.971412] WARNING: CPU: 0 PID: 2670 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 102.982972] refcount_t: saturated; leaking memory. # [ 102.990095] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 103.019509] CPU: 0 PID: 2670 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 103.027519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.034311] Backtrace: # [ 103.037046] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.044886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 103.050817] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.058400] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 103.065633] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 # [ 103.073650] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.081401] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c6404000 # [ 103.087332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 103.096559] r9:c1acd620 r8:c15e879c r7:c6405f60 r6:0000001f r5:c6645000 r4:7fffffff # [ 103.104575] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 103.115281] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 103.127197] r5:c6645000 r4:c6404000 # [ 103.131046] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.141225] r4:0000002d # [ 103.144028] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.152305] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.160491] r9:c6405f60 r8:c5376840 r7:0000001f r6:b6e3e000 r5:c5c81400 r4:c0c34ae8 # [ 103.168509] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.176607] r9:c07e10e0 r8:c6405f60 r7:c2816000 r6:b6e3e000 r5:c5c81400 r4:00000000 # [ 103.184621] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.192024] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6404000 r5:c5c81400 # [ 103.200117] r4:c5c81400 # [ 103.202922] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.210326] r9:c6404000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f # [ 103.218340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.226176] Exception stack(0xc6405fa8 to 0xc6405ff0) # [ 103.231496] 5fa0: 0000001f 0000001f 00000001 b6e3e000 0000001f 00000000 # [ 103.239943] 5fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 be993a64 # [ 103.248387] 5fe0: 00000004 be993798 b6ef04cf b6e767e6 # [ 103.253737] irq event stamp: 0 # [ 103.257072] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.262950] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.270750] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.278549] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.284395] ---[ end trace e1c4084255400681 ]--- # [ 103.289308] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT<6>[ 103.714371] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW _ZERO_OVERFLOW: missing 'call tra<6>[ 103.723206] lkdtm: attempting bad refcount_add_not_zero() overflow ce:': [FAIL] not ok 44 selftests<4>[ 103.732410] ------------[ cut here ]------------ : lkdtm: REFCOUNT_INC_NOT_ZERO_OV<4>[ 103.740201] WARNING: CPU: 1 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ERFLOW.sh # exit=1 # selftests: <4>[ 103.751708] refcount_t: saturated; leaking memory. lkdtm: REFCOUNT_ADD_NOT_ZERO_OVER<4>[ 103.759626] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 FLOW.sh <4>[ 103.791605] CPU: 1 PID: 2704 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 103.800335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 103.807131] Backtrace: <4>[ 103.809871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 103.817716] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 103.823654] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 103.831244] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 103.838480] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 <4>[ 103.846500] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 103.854256] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c5dc2000 <4>[ 103.860191] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 103.869422] r9:c1acd640 r8:c15e879c r7:c5dc3f60 r6:0000001f r5:c4298000 r4:7fffffff <4>[ 103.877442] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 103.888154] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 103.900073] r5:c4298000 r4:c5dc2000 <4>[ 103.903927] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 103.914107] r4:0000002e <4>[ 103.916916] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 103.925198] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 103.933388] r9:c5dc3f60 r8:c5376840 r7:0000001f r6:b6e6a000 r5:c5b35b80 r4:c0c34ae8 <4>[ 103.941410] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 103.949512] r9:c07e10e0 r8:c5dc3f60 r7:c2816000 r6:b6e6a000 r5:c5b35b80 r4:00000000 <4>[ 103.957527] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 103.964936] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5dc2000 r5:c5b35b80 <4>[ 103.973032] r4:c5b35b80 <4>[ 103.975842] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 103.983249] r9:c5dc2000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:0000001f r4:0000001f <4>[ 103.991267] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 103.999105] Exception stack(0xc5dc3fa8 to 0xc5dc3ff0) <4>[ 104.004430] 3fa0: 0000001f 0000001f 00000001 b6e6a000 0000001f 00000000 <4>[ 104.012881] 3fc0: 0000001f 0000001f b6fb1e00 00000004 00000001 00000000 00020000 be905a64 <4>[ 104.021329] 3fe0: 00000004 be905798 b6f1c4cf b6ea27e6 <4>[ 104.026721] irq event stamp: 0 <4>[ 104.030088] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 104.035953] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 104.043757] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 104.051562] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 104.057416] ---[ end trace e1c4084255400682 ]--- <6>[ 104.062360] lkdtm: Overflow detected: saturated # [ 103.714371] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 103.723206] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 103.732410] ------------[ cut here ]------------ # [ 103.740201] WARNING: CPU: 1 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 103.751708] refcount_t: saturated; leaking memory. # [ 103.759626] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 103.791605] CPU: 1 PID: 2704 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 103.800335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.807131] Backtrace: # [ 103.809871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.817716] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 103.823654] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.831244] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 103.838480] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 # [ 103.846500] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.854256] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c5dc2000 # [ 103.860191] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 103.869422] r9:c1acd640 r8:c15e879c r7:c5dc3f60 r6:0000001f r5:c4298000 r4:7fffffff # [ 103.877442] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 103.888154] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 103.900073] r5:c4298000 r4:c5dc2000 # [ 103.903927] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.914107] r4:0000002e # [ 103.916916] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.925198] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.933388] r9:c5dc3f60 r8:c5376840 r7:0000001f r6:b6e6a000 r5:c5b35b80 r4:c0c34ae8 # [ 103.941410] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.949512] r9:c07e10e0 r8:c5dc3f60 r7:c2816000 r6:b6e6a000 r5:c5b35b80 r4:00000000 # [ 103.957527] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.964936] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5dc2000 r5:c5b35b80 # [ 103.973032] r4:c5b35b80 # [ 103.975842] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.983249] r9:c5dc2000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:0000001f r4:0000001f # [ 103.991267] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.999105] Exception stack(0xc5dc3fa8 to 0xc5dc3ff0) # [ 104.004430] 3fa0: 0000001f 0000001f 00000001 b6e6a000 0000001f 00000000 # [ 104.012881] 3fc0: 0000001f 0000001f b6fb1e00 00000004 00000001 00000000 00020000 be905a64 # [ 104.021329] 3fe0: 00000004 be905798 b6f1c4cf b6ea27e6 # [ 104.026721] irq event stamp: 0 # [ 104.030088] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.035953] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.043757] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.051562] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.057416] ---[ end trace e1c4084255400682 ]--- # [ 104.062360] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # ex<6>[ 104.498625] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO it=1 # selftest [l k d1t0m4.506046] lkdtm: attempting good refcount_dec() REFCOUNT_DEC_ZERO.sh <6>[ 104.513152] lkdtm: attempting bad refcount_dec() to zero <4>[ 104.520713] ------------[ cut here ]------------ <4>[ 104.525616] WARNING: CPU: 2 PID: 2738 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 104.534352] refcount_t: decrement hit 0; leaking memory. <4>[ 104.539961] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 104.569367] CPU: 2 PID: 2738 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 104.577376] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 104.584169] Backtrace: <4>[ 104.586902] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 104.594742] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 104.600673] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 104.608255] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 104.615487] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 <4>[ 104.623503] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 104.631255] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5c12000 <4>[ 104.637187] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 104.646415] r9:c1acd660 r8:c15e879c r7:c5c13f60 r6:00000012 r5:c6594000 r4:c5c12000 <4>[ 104.654431] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 104.664354] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 104.674366] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 104.683415] r4:0000002f <4>[ 104.686218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 104.694496] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 104.702682] r9:c5c13f60 r8:c5376840 r7:00000012 r6:b6eab000 r5:c5b3e640 r4:c0c34ae8 <4>[ 104.710698] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 104.718796] r9:c07e10e0 r8:c5c13f60 r7:c2816000 r6:b6eab000 r5:c5b3e640 r4:00000000 <4>[ 104.726808] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 104.734213] r10:00000004 r9:00000000 r8:00000000 r7:b6eab000 r6:c5c12000 r5:c5b3e640 <4>[ 104.742306] r4:c5b3e640 <4>[ 104.745111] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 104.752516] r9:c5c12000 r8:c03002e4 r7:00000004 r6:b6ff2e00 r5:00000012 r4:00000012 <4>[ 104.760532] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 104.768368] Exception stack(0xc5c13fa8 to 0xc5c13ff0) <4>[ 104.773687] 3fa0: 00000012 00000012 00000001 b6eab000 00000012 00000000 <4>[ 104.782133] 3fc0: 00000012 00000012 b6ff2e00 00000004 00000001 00000000 00020000 bef26a64 <4>[ 104.790576] 3fe0: 00000004 bef26798 b6f5d4cf b6ee37e6 <4>[ 104.795947] irq event stamp: 0 <4>[ 104.799302] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 104.805153] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 104.812962] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 104.820770] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 104.826620] ---[ end trace e1c4084255400683 ]--- <6>[ 104.831539] lkdtm: Zero detected: saturated # [ 104.498625] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 104.506046] lkdtm: attempting good refcount_dec() # [ 104.513152] lkdtm: attempting bad refcount_dec() to zero # [ 104.520713] ------------[ cut here ]------------ # [ 104.525616] WARNING: CPU: 2 PID: 2738 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 104.534352] refcount_t: decrement hit 0; leaking memory. # [ 104.539961] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 104.569367] CPU: 2 PID: 2738 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 104.577376] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.584169] Backtrace: # [ 104.586902] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.594742] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 104.600673] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.608255] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 104.615487] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 # [ 104.623503] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 104.631255] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5c12000 # [ 104.637187] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 104.646415] r9:c1acd660 r8:c15e879c r7:c5c13f60 r6:00000012 r5:c6594000 r4:c5c12000 # [ 104.654431] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 104.664354] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 104.674366] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.683415] r4:0000002f # [ 104.686218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.694496] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.702682] r9:c5c13f60 r8:c5376840 r7:00000012 r6:b6eab000 r5:c5b3e640 r4:c0c34ae8 # [ 104.710698] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.718796] r9:c07e10e0 r8:c5c13f60 r7:c2816000 r6:b6eab000 r5:c5b3e640 r4:00000000 # [ 104.726808] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.734213] r10:00000004 r9:00000000 r8:00000000 r7:b6eab000 r6:c5c12000 r5:c5b3e640 # [ 104.742306] r4:c5b3e640 # [ 104.745111] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.752516] r9:c5c12000 r8:c03002e4 r7:00000004 r6:b6ff2e00 r5:00000012 r4:00000012 # [ 104.760532] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.768368] Exception stack(0xc5c13fa8 to 0xc5c13ff0) # [ 104.773687] 3fa0: 00000012 00000012 00000001 b6eab000 00000012 00000000 # [ 104.782133] 3fc0: 00000012 00000012 b6ff2e00 00000004 00000001 00000000 00020000 bef26a64 # [ 104.790576] 3fe0: 00000004 bef26798 b6f5d4cf b6ee37e6 # [ 104.795947] irq event stamp: 0 # [ 104.799302] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.805153] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.812962] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.820770] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.826620] ---[ end trace e1c4084255400683 ]--- # [ 104.831539] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh <6>[ 105.277928] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 105.284284] lkdtm: attempting bad refcount_dec() below zero <4>[ 105.290179] ------------[ cut here ]------------ <4>[ 105.295082] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 105.303840] refcount_t: decrement hit 0; leaking memory. <4>[ 105.309456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 105.338851] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 105.346862] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 105.353656] Backtrace: <4>[ 105.356391] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 105.364230] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 105.370161] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 105.377743] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 105.384976] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 <4>[ 105.392994] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 105.400746] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5ce2000 <4>[ 105.406678] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 105.415906] r9:c1acd674 r8:c15e879c r7:c5ce3f60 r6:00000016 r5:00000000 r4:c5ce2000 <4>[ 105.423922] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 105.433847] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 105.444206] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 105.453605] r5:c65a4000 r4:00000030 <4>[ 105.457451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 105.465727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 105.473913] r9:c5ce3f60 r8:c5376840 r7:00000016 r6:b6e80000 r5:c5ace8c0 r4:c0c34ae8 <4>[ 105.481930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 105.490028] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e80000 r5:c5ace8c0 r4:00000000 <4>[ 105.498042] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 105.505445] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c5ce2000 r5:c5ace8c0 <4>[ 105.513540] r4:c5ace8c0 <4>[ 105.516344] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 105.523748] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000016 r4:00000016 <4>[ 105.531761] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 105.539596] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) <4>[ 105.544917] 3fa0: 00000016 00000016 00000001 b6e80000 00000016 00000000 <4>[ 105.553364] 3fc0: 00000016 00000016 b6fc7e00 00000004 00000001 00000000 00020000 bec23a64 <4>[ 105.561808] 3fe0: 00000004 bec23798 b6f324cf b6eb87e6 <4>[ 105.567178] irq event stamp: 0 <4>[ 105.570535] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 105.576386] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 105.584180] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 105.591971] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 105.597823] ---[ end trace e1c4084255400684 ]--- <6>[ 105.602756] lkdtm: Negative detected: saturated # [ 105.277928] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 105.284284] lkdtm: attempting bad refcount_dec() below zero # [ 105.290179] ------------[ cut here ]------------ # [ 105.295082] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 105.303840] refcount_t: decrement hit 0; leaking memory. # [ 105.309456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 105.338851] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 105.346862] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.353656] Backtrace: # [ 105.356391] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.364230] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 105.370161] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.377743] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 105.384976] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 # [ 105.392994] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.400746] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5ce2000 # [ 105.406678] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 105.415906] r9:c1acd674 r8:c15e879c r7:c5ce3f60 r6:00000016 r5:00000000 r4:c5ce2000 # [ 105.423922] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 105.433847] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 105.444206] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.453605] r5:c65a4000 r4:00000030 # [ 105.457451] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.465727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.473913] r9:c5ce3f60 r8:c5376840 r7:00000016 r6:b6e80000 r5:c5ace8c0 r4:c0c34ae8 # [ 105.481930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.490028] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e80000 r5:c5ace8c0 r4:00000000 # [ 105.498042] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.505445] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c5ce2000 r5:c5ace8c0 # [ 105.513540] r4:c5ace8c0 # [ 105.516344] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.523748] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000016 r4:00000016 # [ 105.531761] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.539596] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) # [ 105.544917] 3fa0: 00000016 00000016 00000001 b6e80000 00000016 00000000 # [ 105.553364] 3fc0: 00000016 00000016 b6fc7e00 00000004 00000001 00000000 00020000 bec23a64 # [ 105.561808] 3fe0: 00000004 bec23798 b6f324cf b6eb87e6 # [ 105.567178] irq event stamp: 0 # [ 105.570535] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 105.576386] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.584180] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.591971] softirqs last disabled at (0): [<00000000>] 0x0 # [ 105.597823] ---[ end trace e1c4084255400684 ]--- # [ 105.602756] 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>[ 106.042352] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 106.049565] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 106.056222] ------------[ cut here ]------------ <4>[ 106.061180] WARNING: CPU: 2 PID: 2810 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 106.070117] refcount_t: underflow; use-after-free. <4>[ 106.075204] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 106.104625] CPU: 2 PID: 2810 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 106.112635] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 106.119428] Backtrace: <4>[ 106.122162] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 106.130002] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 106.135935] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 106.143517] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 106.150749] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 <4>[ 106.158766] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 106.166517] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5acc000 <4>[ 106.172448] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 106.181762] r9:c1acd68c r8:c15e879c r7:c5acdf60 r6:0000001f r5:00000000 r4:c5acc000 <4>[ 106.189780] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 106.200489] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 106.212409] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 106.222588] r5:c6597000 r4:00000031 <4>[ 106.226432] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 106.234711] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 106.242897] r9:c5acdf60 r8:c5376840 r7:0000001f r6:b6e59000 r5:c6053e00 r4:c0c34ae8 <4>[ 106.250913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 106.259011] r9:c07e10e0 r8:c5acdf60 r7:c2816000 r6:b6e59000 r5:c6053e00 r4:00000000 <4>[ 106.267024] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 106.274428] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c5acc000 r5:c6053e00 <4>[ 106.282522] r4:c6053e00 <4>[ 106.285326] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 106.292731] r9:c5acc000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:0000001f r4:0000001f <4>[ 106.300746] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 106.308581] Exception stack(0xc5acdfa8 to 0xc5acdff0) <4>[ 106.313902] dfa0: 0000001f 0000001f 00000001 b6e59000 0000001f 00000000 <4>[ 106.322347] dfc0: 0000001f 0000001f b6fa0e00 00000004 00000001 00000000 00020000 bee2ba64 <4>[ 106.330789] dfe0: 00000004 bee2b798 b6f0b4cf b6e917e6 <4>[ 106.336166] irq event stamp: 0 <4>[ 106.339520] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 106.345369] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 106.353183] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 106.360984] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 106.366838] ---[ end trace e1c4084255400685 ]--- <6>[ 106.371759] lkdtm: Negative detected: saturated # [ 106.042352] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 106.049565] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 106.056222] ------------[ cut here ]------------ # [ 106.061180] WARNING: CPU: 2 PID: 2810 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 106.070117] refcount_t: underflow; use-after-free. # [ 106.075204] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 106.104625] CPU: 2 PID: 2810 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 106.112635] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.119428] Backtrace: # [ 106.122162] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 106.130002] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 106.135935] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 106.143517] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 106.150749] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 # [ 106.158766] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.166517] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5acc000 # [ 106.172448] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 106.181762] r9:c1acd68c r8:c15e879c r7:c5acdf60 r6:0000001f r5:00000000 r4:c5acc000 # [ 106.189780] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 106.200489] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 106.212409] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.222588] r5:c6597000 r4:00000031 # [ 106.226432] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.234711] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.242897] r9:c5acdf60 r8:c5376840 r7:0000001f r6:b6e59000 r5:c6053e00 r4:c0c34ae8 # [ 106.250913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.259011] r9:c07e10e0 r8:c5acdf60 r7:c2816000 r6:b6e59000 r5:c6053e00 r4:00000000 # [ 106.267024] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.274428] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c5acc000 r5:c6053e00 # [ 106.282522] r4:c6053e00 # [ 106.285326] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.292731] r9:c5acc000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:0000001f r4:0000001f # [ 106.300746] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.308581] Exception stack(0xc5acdfa8 to 0xc5acdff0) # [ 106.313902] dfa0: 0000001f 0000001f 00000001 b6e59000 0000001f 00000000 # [ 106.322347] dfc0: 0000001f 0000001f b6fa0e00 00000004 00000001 00000000 00020000 bee2ba64 # [ 106.330789] dfe0: 00000004 bee2b798 b6f0b4cf b6e917e6 # [ 106.336166] irq event stamp: 0 # [ 106.339520] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.345369] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.353183] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.360984] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.366838] ---[ end trace e1c4084255400685 ]--- # [ 106.371759] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh <6>[ 106.812462] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 106.819602] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 106.826233] ------------[ cut here ]------------ <4>[ 106.831257] WARNING: CPU: 2 PID: 2845 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 106.840128] refcount_t: underflow; use-after-free. <4>[ 106.845191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 106.874600] CPU: 2 PID: 2845 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 106.882611] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 106.889404] Backtrace: <4>[ 106.892139] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 106.899979] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 106.905910] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 106.913492] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 106.920723] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 <4>[ 106.928739] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 106.936490] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5df4000 <4>[ 106.942423] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 106.951738] r9:c1acd6ac r8:c15e879c r7:c5df5f60 r6:0000001f r5:c6533000 r4:c5df4000 <4>[ 106.959754] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 106.970464] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 106.982384] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 106.992561] r4:00000032 <4>[ 106.995364] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 107.003640] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 107.011827] r9:c5df5f60 r8:c5376840 r7:0000001f r6:b6e0d000 r5:c6052640 r4:c0c34ae8 <4>[ 107.019845] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 107.027943] r9:c07e10e0 r8:c5df5f60 r7:c2816000 r6:b6e0d000 r5:c6052640 r4:00000000 <4>[ 107.035956] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 107.043361] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c5df4000 r5:c6052640 <4>[ 107.051455] r4:c6052640 <4>[ 107.054260] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 107.061665] r9:c5df4000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000001f r4:0000001f <4>[ 107.069679] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 107.077514] Exception stack(0xc5df5fa8 to 0xc5df5ff0) <4>[ 107.082834] 5fa0: 0000001f 0000001f 00000001 b6e0d000 0000001f 00000000 <4>[ 107.091281] 5fc0: 0000001f 0000001f b6f54e00 00000004 00000001 00000000 00020000 bef78a64 <4>[ 107.099726] 5fe0: 00000004 bef78798 b6ebf4cf b6e457e6 <4>[ 107.105109] irq event stamp: 0 <4>[ 107.108465] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 107.114315] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 107.122117] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 107.129930] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 107.135785] ---[ end trace e1c4084255400686 ]--- <6>[ 107.140717] lkdtm: Negative detected: saturated # [ 106.812462] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 106.819602] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 106.826233] ------------[ cut here ]------------ # [ 106.831257] WARNING: CPU: 2 PID: 2845 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 106.840128] refcount_t: underflow; use-after-free. # [ 106.845191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 106.874600] CPU: 2 PID: 2845 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 106.882611] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.889404] Backtrace: # [ 106.892139] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 106.899979] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 106.905910] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 106.913492] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 106.920723] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 # [ 106.928739] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.936490] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5df4000 # [ 106.942423] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 106.951738] r9:c1acd6ac r8:c15e879c r7:c5df5f60 r6:0000001f r5:c6533000 r4:c5df4000 # [ 106.959754] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 106.970464] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 106.982384] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.992561] r4:00000032 # [ 106.995364] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.003640] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.011827] r9:c5df5f60 r8:c5376840 r7:0000001f r6:b6e0d000 r5:c6052640 r4:c0c34ae8 # [ 107.019845] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.027943] r9:c07e10e0 r8:c5df5f60 r7:c2816000 r6:b6e0d000 r5:c6052640 r4:00000000 # [ 107.035956] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.043361] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c5df4000 r5:c6052640 # [ 107.051455] r4:c6052640 # [ 107.054260] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.061665] r9:c5df4000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000001f r4:0000001f # [ 107.069679] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.077514] Exception stack(0xc5df5fa8 to 0xc5df5ff0) # [ 107.082834] 5fa0: 0000001f 0000001f 00000001 b6e0d000 0000001f 00000000 # [ 107.091281] 5fc0: 0000001f 0000001f b6f54e00 00000004 00000001 00000000 00020000 bef78a64 # [ 107.099726] 5fe0: 00000004 bef78798 b6ebf4cf b6e457e6 # [ 107.105109] irq event stamp: 0 # [ 107.108465] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 107.114315] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.122117] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.129930] softirqs last disabled at (0): [<00000000>] 0x0 # [ 107.135785] ---[ end trace e1c4084255400686 ]--- # [ 107.140717] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected:<6>[ 107.570145] lkdtm: Performing direct entry REFCOUNT_INC_ZERO saturated': ok ok 49 selftests:<6>[ 107.577381] lkdtm: attempting safe refcount_inc_not_zero() from zero lkdtm: REFCOUNT_SUB_AND_TEST_NEG<6>[ 107.586916] lkdtm: Good: zero detected ATIVE.sh # selftests: lkdtm: REF<6>[ 107.593933] lkdtm: Correctly stayed at zero COUNT_INC_ZERO.sh <6>[ 107.601184] lkdtm: attempting bad refcount_inc() from zero <4>[ 107.608658] ------------[ cut here ]------------ <4>[ 107.613561] WARNING: CPU: 0 PID: 2877 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 107.622387] refcount_t: addition on 0; use-after-free. <4>[ 107.627797] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 107.657241] CPU: 0 PID: 2877 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 107.665253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 107.672047] Backtrace: <4>[ 107.674781] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 107.682620] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 107.688551] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 107.696134] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 107.703365] r9:00000009 r8:c087369c r7:00000019 r6:00000009 r5:c087369c r4:c1a21674 <4>[ 107.711382] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 107.719132] r7:00000019 r6:c1a21674 r5:c1a21684 r4:c5e7c000 <4>[ 107.725063] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 107.734378] r9:c1acd6cc r8:c15e879c r7:c5e7df60 r6:00000012 r5:00000000 r4:c5e7c000 <4>[ 107.742395] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 107.752322] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 107.762332] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 107.771383] r5:c6649000 r4:00000033 <4>[ 107.775230] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 107.783507] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 107.791692] r9:c5e7df60 r8:c5376840 r7:00000012 r6:b6e91000 r5:c5b35540 r4:c0c34ae8 <4>[ 107.799709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 107.807807] r9:c07e10e0 r8:c5e7df60 r7:c2816000 r6:b6e91000 r5:c5b35540 r4:00000000 <4>[ 107.815820] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 107.823224] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5e7c000 r5:c5b35540 <4>[ 107.831317] r4:c5b35540 <4>[ 107.834123] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 107.841527] r9:c5e7c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000012 r4:00000012 <4>[ 107.849542] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 107.857376] Exception stack(0xc5e7dfa8 to 0xc5e7dff0) <4>[ 107.862697] dfa0: 00000012 00000012 00000001 b6e91000 00000012 00000000 <4>[ 107.871141] dfc0: 00000012 00000012 b6fd8e00 00000004 00000001 00000000 00020000 beee7a64 <4>[ 107.879585] dfe0: 00000004 beee7798 b6f434cf b6ec97e6 <4>[ 107.884936] irq event stamp: 0 <4>[ 107.888286] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 107.894139] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 107.901937] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 107.909730] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 107.915577] ---[ end trace e1c4084255400687 ]--- <6>[ 107.920490] lkdtm: Zero detected: saturated # [ 107.570145] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 107.577381] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 107.586916] lkdtm: Good: zero detected # [ 107.593933] lkdtm: Correctly stayed at zero # [ 107.601184] lkdtm: attempting bad refcount_inc() from zero # [ 107.608658] ------------[ cut here ]------------ # [ 107.613561] WARNING: CPU: 0 PID: 2877 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 107.622387] refcount_t: addition on 0; use-after-free. # [ 107.627797] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 107.657241] CPU: 0 PID: 2877 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 107.665253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.672047] Backtrace: # [ 107.674781] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 107.682620] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 107.688551] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 107.696134] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 107.703365] r9:00000009 r8:c087369c r7:00000019 r6:00000009 r5:c087369c r4:c1a21674 # [ 107.711382] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 107.719132] r7:00000019 r6:c1a21674 r5:c1a21684 r4:c5e7c000 # [ 107.725063] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 107.734378] r9:c1acd6cc r8:c15e879c r7:c5e7df60 r6:00000012 r5:00000000 r4:c5e7c000 # [ 107.742395] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 107.752322] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 107.762332] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.771383] r5:c6649000 r4:00000033 # [ 107.775230] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.783507] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.791692] r9:c5e7df60 r8:c5376840 r7:00000012 r6:b6e91000 r5:c5b35540 r4:c0c34ae8 # [ 107.799709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.807807] r9:c07e10e0 r8:c5e7df60 r7:c2816000 r6:b6e91000 r5:c5b35540 r4:00000000 # [ 107.815820] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.823224] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5e7c000 r5:c5b35540 # [ 107.831317] r4:c5b35540 # [ 107.834123] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.841527] r9:c5e7c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000012 r4:00000012 # [ 107.849542] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.857376] Exception stack(0xc5e7dfa8 to 0xc5e7dff0) # [ 107.862697] dfa0: 00000012 00000012 00000001 b6e91000 00000012 00000000 # [ 107.871141] dfc0: 00000012 00000012 b6fd8e00 00000004 00000001 00000000 00020000 beee7a64 # [ 107.879585] dfe0: 00000004 beee7798 b6f434cf b6ec97e6 # [ 107.884936] irq event stamp: 0 # [ 107.888286] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 107.894139] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.901937] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.909730] softirqs last disabled at (0): [<00000000>] 0x0 # [ 107.915577] ---[ end trace e1c4084255400687 ]--- # [ 107.920490] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # self<6>[ 108.371944] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO tests: lkdtm: REFCOUNT_ADD_ZERO.s<6>[ 108.378139] lkdtm: attempting safe refcount_add_not_zero() from zero h <6>[ 108.387578] lkdtm: Good: zero detected <6>[ 108.391936] lkdtm: Correctly stayed at zero <6>[ 108.396395] lkdtm: attempting bad refcount_add() from zero <4>[ 108.402219] ------------[ cut here ]------------ <4>[ 108.407151] WARNING: CPU: 3 PID: 2911 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 108.416006] refcount_t: addition on 0; use-after-free. <4>[ 108.421458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 108.450959] CPU: 3 PID: 2911 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 108.458974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 108.465770] Backtrace: <4>[ 108.468513] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 108.476358] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 108.482294] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 108.489881] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 108.497116] r9:00000009 r8:c087369c r7:00000019 r6:00000009 r5:c087369c r4:c1a21674 <4>[ 108.505137] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 108.512892] r7:00000019 r6:c1a21674 r5:c1a21684 r4:c5a00000 <4>[ 108.518826] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 108.528146] r9:c1acd6e0 r8:c15e879c r7:c5a01f60 r6:00000012 r5:00000000 r4:c5a00000 <4>[ 108.536169] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 108.546100] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 108.556115] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 108.565171] r5:c652e000 r4:00000034 <4>[ 108.569021] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 108.577303] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 108.585495] r9:c5a01f60 r8:c5376840 r7:00000012 r6:b6e76000 r5:c6052000 r4:c0c34ae8 <4>[ 108.593517] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 108.601621] r9:c07e10e0 r8:c5a01f60 r7:c2816000 r6:b6e76000 r5:c6052000 r4:00000000 <4>[ 108.609637] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 108.617045] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5a00000 r5:c6052000 <4>[ 108.625142] r4:c6052000 <4>[ 108.627950] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 108.635358] r9:c5a00000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000012 r4:00000012 <4>[ 108.643377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 108.651215] Exception stack(0xc5a01fa8 to 0xc5a01ff0) <4>[ 108.656539] 1fa0: 00000012 00000012 00000001 b6e76000 00000012 00000000 <4>[ 108.664989] 1fc0: 00000012 00000012 b6fbde00 00000004 00000001 00000000 00020000 beee4a64 <4>[ 108.673435] 1fe0: 00000004 beee4798 b6f284cf b6eae7e6 <4>[ 108.678833] irq event stamp: 0 <4>[ 108.682171] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 108.688027] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 108.695850] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 108.703661] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 108.709561] ---[ end trace e1c4084255400688 ]--- <6>[ 108.714459] lkdtm: Zero detected: saturated # [ 108.371944] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 108.378139] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 108.387578] lkdtm: Good: zero detected # [ 108.391936] lkdtm: Correctly stayed at zero # [ 108.396395] lkdtm: attempting bad refcount_add() from zero # [ 108.402219] ------------[ cut here ]------------ # [ 108.407151] WARNING: CPU: 3 PID: 2911 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 108.416006] refcount_t: addition on 0; use-after-free. # [ 108.421458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 108.450959] CPU: 3 PID: 2911 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 108.458974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.465770] Backtrace: # [ 108.468513] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.476358] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 108.482294] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.489881] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 108.497116] r9:00000009 r8:c087369c r7:00000019 r6:00000009 r5:c087369c r4:c1a21674 # [ 108.505137] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 108.512892] r7:00000019 r6:c1a21674 r5:c1a21684 r4:c5a00000 # [ 108.518826] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 108.528146] r9:c1acd6e0 r8:c15e879c r7:c5a01f60 r6:00000012 r5:00000000 r4:c5a00000 # [ 108.536169] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 108.546100] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 108.556115] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.565171] r5:c652e000 r4:00000034 # [ 108.569021] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.577303] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.585495] r9:c5a01f60 r8:c5376840 r7:00000012 r6:b6e76000 r5:c6052000 r4:c0c34ae8 # [ 108.593517] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.601621] r9:c07e10e0 r8:c5a01f60 r7:c2816000 r6:b6e76000 r5:c6052000 r4:00000000 # [ 108.609637] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.617045] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5a00000 r5:c6052000 # [ 108.625142] r4:c6052000 # [ 108.627950] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.635358] r9:c5a00000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000012 r4:00000012 # [ 108.643377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.651215] Exception stack(0xc5a01fa8 to 0xc5a01ff0) # [ 108.656539] 1fa0: 00000012 00000012 00000001 b6e76000 00000012 00000000 # [ 108.664989] 1fc0: 00000012 00000012 b6fbde00 00000004 00000001 00000000 00020000 beee4a64 # [ 108.673435] 1fe0: 00000004 beee4798 b6f284cf b6eae7e6 # [ 108.678833] irq event stamp: 0 # [ 108.682171] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 108.688027] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.695850] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.703661] softirqs last disabled at (0): [<00000000>] 0x0 # [ 108.709561] ---[ end trace e1c4084255400688 ]--- # [ 108.714459] 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>[ 109.174097] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 109.180581] lkdtm: attempting bad refcount_inc() from saturated <4>[ 109.186778] ------------[ cut here ]------------ <4>[ 109.191746] WARNING: CPU: 3 PID: 2948 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 109.200504] refcount_t: saturated; leaking memory. <4>[ 109.205570] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 109.235066] CPU: 3 PID: 2948 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 109.243080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 109.249875] Backtrace: <4>[ 109.252618] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 109.260462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 109.266398] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 109.273985] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 109.281219] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 <4>[ 109.289241] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 109.296995] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c667e000 <4>[ 109.302931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 109.312163] r9:c1acd6f4 r8:c15e879c r7:c667ff60 r6:00000017 r5:c652e000 r4:c667e000 <4>[ 109.320185] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 109.330116] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 109.340566] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 109.350052] r4:00000035 <4>[ 109.352858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 109.361141] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 109.369332] r9:c667ff60 r8:c5376840 r7:00000017 r6:b6e45000 r5:c5b3be00 r4:c0c34ae8 <4>[ 109.377354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 109.385456] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e45000 r5:c5b3be00 r4:00000000 <4>[ 109.393472] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 109.400881] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c667e000 r5:c5b3be00 <4>[ 109.408978] r4:c5b3be00 <4>[ 109.411787] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 109.419195] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017 <4>[ 109.427214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 109.435053] Exception stack(0xc667ffa8 to 0xc667fff0) <4>[ 109.440377] ffa0: 00000017 00000017 00000001 b6e45000 00000017 00000000 <4>[ 109.448827] ffc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 beb5ba64 <4>[ 109.457274] ffe0: 00000004 beb5b798 b6ef74cf b6e7d7e6 <4>[ 109.462668] irq event stamp: 0 <4>[ 109.466007] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 109.471904] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 109.479716] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 109.487486] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 109.493394] ---[ end trace e1c4084255400689 ]--- <6>[ 109.498338] lkdtm: Saturation detected: still saturated # [ 109.174097] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 109.180581] lkdtm: attempting bad refcount_inc() from saturated # [ 109.186778] ------------[ cut here ]------------ # [ 109.191746] WARNING: CPU: 3 PID: 2948 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.200504] refcount_t: saturated; leaking memory. # [ 109.205570] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 109.235066] CPU: 3 PID: 2948 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 109.243080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.249875] Backtrace: # [ 109.252618] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.260462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 109.266398] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.273985] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.281219] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 # [ 109.289241] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.296995] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c667e000 # [ 109.302931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 109.312163] r9:c1acd6f4 r8:c15e879c r7:c667ff60 r6:00000017 r5:c652e000 r4:c667e000 # [ 109.320185] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 109.330116] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 109.340566] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.350052] r4:00000035 # [ 109.352858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.361141] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.369332] r9:c667ff60 r8:c5376840 r7:00000017 r6:b6e45000 r5:c5b3be00 r4:c0c34ae8 # [ 109.377354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.385456] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e45000 r5:c5b3be00 r4:00000000 # [ 109.393472] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.400881] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c667e000 r5:c5b3be00 # [ 109.408978] r4:c5b3be00 # [ 109.411787] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.419195] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017 # [ 109.427214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.435053] Exception stack(0xc667ffa8 to 0xc667fff0) # [ 109.440377] ffa0: 00000017 00000017 00000001 b6e45000 00000017 00000000 # [ 109.448827] ffc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 beb5ba64 # [ 109.457274] ffe0: 00000004 beb5b798 b6ef74cf b6e7d7e6 # [ 109.462668] irq event stamp: 0 # [ 109.466007] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.471904] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.479716] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.487486] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.493394] ---[ end trace e1c4084255400689 ]--- # [ 109.498338] 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>[ 109.967295] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 109.973762] lkdtm: attempting bad refcount_dec() from saturated <4>[ 109.980160] ------------[ cut here ]------------ <4>[ 109.985090] WARNING: CPU: 3 PID: 2984 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 109.993835] refcount_t: decrement hit 0; leaking memory. <4>[ 109.999468] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 110.028884] CPU: 3 PID: 2984 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 110.036894] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 110.043686] Backtrace: <4>[ 110.046421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 110.054260] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 110.060192] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 110.067775] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 110.075007] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 <4>[ 110.083022] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 110.090772] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5ce2000 <4>[ 110.096704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 110.105931] r9:c1acd70c r8:c15e879c r7:c5ce3f60 r6:00000017 r5:c652e000 r4:c5ce2000 <4>[ 110.113945] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 110.123870] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 110.134318] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 110.143803] r4:00000036 <4>[ 110.146607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 110.154886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 110.163072] r9:c5ce3f60 r8:c5376840 r7:00000017 r6:b6e90000 r5:c599d900 r4:c0c34ae8 <4>[ 110.171088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 110.179186] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e90000 r5:c599d900 r4:00000000 <4>[ 110.187199] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 110.194602] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c5ce2000 r5:c599d900 <4>[ 110.202696] r4:c599d900 <4>[ 110.205500] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 110.212905] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000017 r4:00000017 <4>[ 110.220921] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 110.228756] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) <4>[ 110.234077] 3fa0: 00000017 00000017 00000001 b6e90000 00000017 00000000 <4>[ 110.242523] 3fc0: 00000017 00000017 b6fd7e00 00000004 00000001 00000000 00020000 be9c0a64 <4>[ 110.250966] 3fe0: 00000004 be9c0798 b6f424cf b6ec87e6 <4>[ 110.256344] irq event stamp: 0 <4>[ 110.259704] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 110.265556] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 110.273357] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 110.281161] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 110.287043] ---[ end trace e1c408425540068a ]--- <6>[ 110.291978] lkdtm: Saturation detected: still saturated # [ 109.967295] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 109.973762] lkdtm: attempting bad refcount_dec() from saturated # [ 109.980160] ------------[ cut here ]------------ # [ 109.985090] WARNING: CPU: 3 PID: 2984 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 109.993835] refcount_t: decrement hit 0; leaking memory. # [ 109.999468] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.028884] CPU: 3 PID: 2984 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 110.036894] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.043686] Backtrace: # [ 110.046421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.054260] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 110.060192] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.067775] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.075007] r9:00000009 r8:c0873600 r7:0000001f r6:00000009 r5:c0873600 r4:c1a21674 # [ 110.083022] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.090772] r7:0000001f r6:c1a21674 r5:c1a216d8 r4:c5ce2000 # [ 110.096704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 110.105931] r9:c1acd70c r8:c15e879c r7:c5ce3f60 r6:00000017 r5:c652e000 r4:c5ce2000 # [ 110.113945] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 110.123870] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 110.134318] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.143803] r4:00000036 # [ 110.146607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.154886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.163072] r9:c5ce3f60 r8:c5376840 r7:00000017 r6:b6e90000 r5:c599d900 r4:c0c34ae8 # [ 110.171088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.179186] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e90000 r5:c599d900 r4:00000000 # [ 110.187199] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.194602] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c5ce2000 r5:c599d900 # [ 110.202696] r4:c599d900 # [ 110.205500] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.212905] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000017 r4:00000017 # [ 110.220921] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.228756] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) # [ 110.234077] 3fa0: 00000017 00000017 00000001 b6e90000 00000017 00000000 # [ 110.242523] 3fc0: 00000017 00000017 b6fd7e00 00000004 00000001 00000000 00020000 be9c0a64 # [ 110.250966] 3fe0: 00000004 be9c0798 b6f424cf b6ec87e6 # [ 110.256344] irq event stamp: 0 # [ 110.259704] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.265556] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.273357] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.281161] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.287043] ---[ end trace e1c408425540068a ]--- # [ 110.291978] 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>[ 110.767399] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 110.773822] lkdtm: attempting bad refcount_dec() from saturated <4>[ 110.780078] ------------[ cut here ]------------ <4>[ 110.784982] WARNING: CPU: 1 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 110.793736] refcount_t: saturated; leaking memory. <4>[ 110.798826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 110.828246] CPU: 1 PID: 3019 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 110.836257] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 110.843049] Backtrace: <4>[ 110.845784] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 110.853624] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 110.859556] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 110.867138] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 110.874370] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 <4>[ 110.882388] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 110.890141] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c5b48000 <4>[ 110.896072] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 110.905302] r9:c1acd724 r8:c15e879c r7:c5b49f60 r6:00000017 r5:c6594000 r4:c5b48000 <4>[ 110.913319] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 110.923246] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 110.933691] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 110.943174] r4:00000037 <4>[ 110.945978] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 110.954256] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 110.962442] r9:c5b49f60 r8:c5376840 r7:00000017 r6:b6e70000 r5:c60537c0 r4:c0c34ae8 <4>[ 110.970461] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 110.978561] r9:c07e10e0 r8:c5b49f60 r7:c2816000 r6:b6e70000 r5:c60537c0 r4:00000000 <4>[ 110.986574] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 110.993979] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5b48000 r5:c60537c0 <4>[ 111.002074] r4:c60537c0 <4>[ 111.004880] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 111.012285] r9:c5b48000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000017 r4:00000017 <4>[ 111.020301] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 111.028138] Exception stack(0xc5b49fa8 to 0xc5b49ff0) <4>[ 111.033460] 9fa0: 00000017 00000017 00000001 b6e70000 00000017 00000000 <4>[ 111.041906] 9fc0: 00000017 00000017 b6fb7e00 00000004 00000001 00000000 00020000 bebaba64 <4>[ 111.050351] 9fe0: 00000004 bebab798 b6f224cf b6ea87e6 <4>[ 111.055778] irq event stamp: 0 <4>[ 111.059143] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 111.065021] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 111.072839] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 111.080630] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 111.086481] ---[ end trace e1c408425540068b ]--- <6>[ 111.091407] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 110.767399] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 110.773822] lkdtm: attempting bad refcount_dec() from saturated # [ 110.780078] ------------[ cut here ]------------ # [ 110.784982] WARNING: CPU: 1 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 110.793736] refcount_t: saturated; leaking memory. # [ 110.798826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.828246] CPU: 1 PID: 3019 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 110.836257] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.843049] Backtrace: # [ 110.845784] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.853624] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 110.859556] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.867138] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.874370] r9:00000009 r8:c0873668 r7:00000016 r6:00000009 r5:c0873668 r4:c1a21674 # [ 110.882388] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.890141] r7:00000016 r6:c1a21674 r5:c1a2164c r4:c5b48000 # [ 110.896072] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 110.905302] r9:c1acd724 r8:c15e879c r7:c5b49f60 r6:00000017 r5:c6594000 r4:c5b48000 # [ 110.913319] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 110.923246] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 110.933691] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.943174] r4:00000037 # [ 110.945978] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.954256] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.962442] r9:c5b49f60 r8:c5376840 r7:00000017 r6:b6e70000 r5:c60537c0 r4:c0c34ae8 # [ 110.970461] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.978561] r9:c07e10e0 r8:c5b49f60 r7:c2816000 r6:b6e70000 r5:c60537c0 r4:00000000 # [ 110.986574] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.993979] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5b48000 r5:c60537c0 # [ 111.002074] r4:c60537c0 # [ 111.004880] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.012285] r9:c5b48000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000017 r4:00000017 # [ 111.020301] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.028138] Exception stack(0xc5b49fa8 to 0xc5b49ff0) # [ 111.033460] 9fa0: 00000017 00000017 00000001 b6e70000 00000017 00000000 # [ 111.041906] 9fc0: 00000017 00000017 b6fb7e00 00000004 00000001 00000000 00020000 bebaba64 # [ 111.050351] 9fe0: 00000004 bebab798 b6f224cf b6ea87e6 # [ 111.055778] irq event stamp: 0 # [ 111.059143] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.065021] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.072839] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.080630] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.086481] ---[ end trace e1c408425540068b ]--- # [ 111.091407] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests<6>[ 111.549523] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED : lkdtm: REFCOUNT_INC_NOT_ZERO_SA<6>[ 111.558562] lkdtm: attempting bad refcount_inc_not_zero() from saturated TURATED.sh <4>[ 111.568332] ------------[ cut here ]------------ <4>[ 111.574218] WARNING: CPU: 1 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 111.583066] refcount_t: saturated; leaking memory. <4>[ 111.588183] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 111.617593] CPU: 1 PID: 3051 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 111.625603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 111.632397] Backtrace: <4>[ 111.635132] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 111.642975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 111.648907] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 111.656491] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 111.663723] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 <4>[ 111.671739] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 111.679489] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c667e000 <4>[ 111.685421] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 111.694648] r9:c1acd73c r8:c15e879c r7:c667ff60 r6:00000020 r5:c6594000 r4:c0000000 <4>[ 111.702666] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 111.713373] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 111.725375] r5:c6594000 r4:c667e000 <4>[ 111.729225] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 111.739491] r4:00000038 <4>[ 111.742296] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 111.750574] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 111.758760] r9:c667ff60 r8:c5376840 r7:00000020 r6:b6e8d000 r5:c6052f00 r4:c0c34ae8 <4>[ 111.766778] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 111.774877] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e8d000 r5:c6052f00 r4:00000000 <4>[ 111.782890] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 111.790297] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c667e000 r5:c6052f00 <4>[ 111.798392] r4:c6052f00 <4>[ 111.801200] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 111.808605] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 <4>[ 111.816620] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 111.824455] Exception stack(0xc667ffa8 to 0xc667fff0) <4>[ 111.829776] ffa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 <4>[ 111.838222] ffc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 befc0a64 <4>[ 111.846666] ffe0: 00000004 befc0798 b6f3f4cf b6ec57e6 <4>[ 111.852048] irq event stamp: 0 <4>[ 111.855383] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 111.861259] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 111.869056] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 111.876819] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 111.882698] ---[ end trace e1c408425540068c ]--- <6>[ 111.887600] lkdtm: Saturation detected: still saturated # [ 111.549523] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 111.558562] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 111.568332] ------------[ cut here ]------------ # [ 111.574218] WARNING: CPU: 1 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 111.583066] refcount_t: saturated; leaking memory. # [ 111.588183] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 111.617593] CPU: 1 PID: 3051 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 111.625603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.632397] Backtrace: # [ 111.635132] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.642975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 111.648907] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.656491] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.663723] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 # [ 111.671739] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.679489] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c667e000 # [ 111.685421] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 111.694648] r9:c1acd73c r8:c15e879c r7:c667ff60 r6:00000020 r5:c6594000 r4:c0000000 # [ 111.702666] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 111.713373] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 111.725375] r5:c6594000 r4:c667e000 # [ 111.729225] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.739491] r4:00000038 # [ 111.742296] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.750574] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.758760] r9:c667ff60 r8:c5376840 r7:00000020 r6:b6e8d000 r5:c6052f00 r4:c0c34ae8 # [ 111.766778] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.774877] r9:c07e10e0 r8:c667ff60 r7:c2816000 r6:b6e8d000 r5:c6052f00 r4:00000000 # [ 111.782890] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.790297] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c667e000 r5:c6052f00 # [ 111.798392] r4:c6052f00 # [ 111.801200] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.808605] r9:c667e000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 # [ 111.816620] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.824455] Exception stack(0xc667ffa8 to 0xc667fff0) # [ 111.829776] ffa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 # [ 111.838222] ffc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 befc0a64 # [ 111.846666] ffe0: 00000004 befc0798 b6f3f4cf b6ec57e6 # [ 111.852048] irq event stamp: 0 # [ 111.855383] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.861259] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.869056] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.876819] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.882698] ---[ end trace e1c408425540068c ]--- # [ 111.887600] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh <6>[ 112.347585] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 112.354799] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 112.361837] ------------[ cut here ]------------ <4>[ 112.366742] WARNING: CPU: 1 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 112.375492] refcount_t: saturated; leaking memory. <4>[ 112.380583] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 112.410006] CPU: 1 PID: 3085 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 112.418016] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 112.424810] Backtrace: <4>[ 112.427543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 112.435383] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 112.441315] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 112.448898] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 112.456131] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 <4>[ 112.464149] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 112.471899] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c5ea8000 <4>[ 112.477832] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 112.487058] r9:c1acd75c r8:c15e879c r7:c5ea9f60 r6:00000020 r5:c6594000 r4:c0000000 <4>[ 112.495074] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 112.505781] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 112.517784] r5:c6594000 r4:c5ea8000 <4>[ 112.521632] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 112.531897] r4:00000039 <4>[ 112.534700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 112.542980] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 112.551167] r9:c5ea9f60 r8:c5376840 r7:00000020 r6:b6e33000 r5:c6040280 r4:c0c34ae8 <4>[ 112.559186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 112.567285] r9:c07e10e0 r8:c5ea9f60 r7:c2816000 r6:b6e33000 r5:c6040280 r4:00000000 <4>[ 112.575297] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 112.582702] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5ea8000 r5:c6040280 <4>[ 112.590797] r4:c6040280 <4>[ 112.593602] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 112.601008] r9:c5ea8000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000020 r4:00000020 <4>[ 112.609026] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 112.616861] Exception stack(0xc5ea9fa8 to 0xc5ea9ff0) <4>[ 112.622182] 9fa0: 00000020 00000020 00000001 b6e33000 00000020 00000000 <4>[ 112.630629] 9fc0: 00000020 00000020 b6f7ae00 00000004 00000001 00000000 00020000 bee12a64 <4>[ 112.639072] 9fe0: 00000004 bee12798 b6ee54cf b6e6b7e6 <4>[ 112.644463] irq event stamp: 0 <4>[ 112.647796] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 112.653674] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 112.661487] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 112.669279] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 112.675127] ---[ end trace e1c408425540068d ]--- <6>[ 112.680047] lkdtm: Saturation detected: still saturated # [ 112.347585] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 112.354799] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 112.361837] ------------[ cut here ]------------ # [ 112.366742] WARNING: CPU: 1 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 112.375492] refcount_t: saturated; leaking memory. # [ 112.380583] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 112.410006] CPU: 1 PID: 3085 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 112.418016] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.424810] Backtrace: # [ 112.427543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.435383] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 112.441315] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.448898] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.456131] r9:00000009 r8:c0873634 r7:00000013 r6:00000009 r5:c0873634 r4:c1a21674 # [ 112.464149] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.471899] r7:00000013 r6:c1a21674 r5:c1a2164c r4:c5ea8000 # [ 112.477832] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 112.487058] r9:c1acd75c r8:c15e879c r7:c5ea9f60 r6:00000020 r5:c6594000 r4:c0000000 # [ 112.495074] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 112.505781] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 112.517784] r5:c6594000 r4:c5ea8000 # [ 112.521632] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.531897] r4:00000039 # [ 112.534700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.542980] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.551167] r9:c5ea9f60 r8:c5376840 r7:00000020 r6:b6e33000 r5:c6040280 r4:c0c34ae8 # [ 112.559186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.567285] r9:c07e10e0 r8:c5ea9f60 r7:c2816000 r6:b6e33000 r5:c6040280 r4:00000000 # [ 112.575297] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.582702] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5ea8000 r5:c6040280 # [ 112.590797] r4:c6040280 # [ 112.593602] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.601008] r9:c5ea8000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000020 r4:00000020 # [ 112.609026] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.616861] Exception stack(0xc5ea9fa8 to 0xc5ea9ff0) # [ 112.622182] 9fa0: 00000020 00000020 00000001 b6e33000 00000020 00000000 # [ 112.630629] 9fc0: 00000020 00000020 b6f7ae00 00000004 00000001 00000000 00020000 bee12a64 # [ 112.639072] 9fe0: 00000004 bee12798 b6ee54cf b6e6b7e6 # [ 112.644463] irq event stamp: 0 # [ 112.647796] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.653674] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.661487] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.669279] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.675127] ---[ end trace e1c408425540068d ]--- # [ 112.680047] 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>[ 113.153662] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 113.160932] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 113.167912] ------------[ cut here ]------------ <4>[ 113.172915] WARNING: CPU: 0 PID: 3122 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 113.181755] refcount_t: underflow; use-after-free. <4>[ 113.186817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 113.216220] CPU: 0 PID: 3122 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 113.224230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 113.231024] Backtrace: <4>[ 113.233758] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 113.241597] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 113.247530] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 113.255113] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 113.262344] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 <4>[ 113.270360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 113.278110] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5a00000 <4>[ 113.284042] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 113.293356] r9:c1acd77c r8:c15e879c r7:c5a01f60 r6:00000020 r5:c5ac5000 r4:c5a00000 <4>[ 113.301375] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 113.312084] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 113.324092] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 113.334357] r4:0000003a <4>[ 113.337159] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 113.345438] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 113.353627] r9:c5a01f60 r8:c5376840 r7:00000020 r6:b6e8d000 r5:c5aff900 r4:c0c34ae8 <4>[ 113.361646] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 113.369745] r9:c07e10e0 r8:c5a01f60 r7:c2816000 r6:b6e8d000 r5:c5aff900 r4:00000000 <4>[ 113.377757] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 113.385163] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5a00000 r5:c5aff900 <4>[ 113.393259] r4:c5aff900 <4>[ 113.396065] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 113.403470] r9:c5a00000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 <4>[ 113.411488] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 113.419323] Exception stack(0xc5a01fa8 to 0xc5a01ff0) <4>[ 113.424645] 1fa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 <4>[ 113.433093] 1fc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 bea53a64 <4>[ 113.441537] 1fe0: 00000004 bea53798 b6f3f4cf b6ec57e6 <4>[ 113.446887] irq event stamp: 0 <4>[ 113.450236] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 113.456085] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 113.463864] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 113.471654] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 113.477497] ---[ end trace e1c408425540068e ]--- <6>[ 113.482409] lkdtm: Saturation detected: still saturated # [ 113.153662] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 113.160932] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 113.167912] ------------[ cut here ]------------ # [ 113.172915] WARNING: CPU: 0 PID: 3122 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 113.181755] refcount_t: underflow; use-after-free. # [ 113.186817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 113.216220] CPU: 0 PID: 3122 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 113.224230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.231024] Backtrace: # [ 113.233758] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.241597] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 113.247530] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.255113] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.262344] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 # [ 113.270360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.278110] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5a00000 # [ 113.284042] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 113.293356] r9:c1acd77c r8:c15e879c r7:c5a01f60 r6:00000020 r5:c5ac5000 r4:c5a00000 # [ 113.301375] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 113.312084] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 113.324092] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.334357] r4:0000003a # [ 113.337159] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.345438] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.353627] r9:c5a01f60 r8:c5376840 r7:00000020 r6:b6e8d000 r5:c5aff900 r4:c0c34ae8 # [ 113.361646] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.369745] r9:c07e10e0 r8:c5a01f60 r7:c2816000 r6:b6e8d000 r5:c5aff900 r4:00000000 # [ 113.377757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.385163] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5a00000 r5:c5aff900 # [ 113.393259] r4:c5aff900 # [ 113.396065] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.403470] r9:c5a00000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 # [ 113.411488] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.419323] Exception stack(0xc5a01fa8 to 0xc5a01ff0) # [ 113.424645] 1fa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 # [ 113.433093] 1fc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 bea53a64 # [ 113.441537] 1fe0: 00000004 bea53798 b6f3f4cf b6ec57e6 # [ 113.446887] irq event stamp: 0 # [ 113.450236] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.456085] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 113.463864] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 113.471654] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.477497] ---[ end trace e1c408425540068e ]--- # [ 113.482409] 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>[ 113.965428] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 113.972657] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 113.979704] ------------[ cut here ]------------ <4>[ 113.984609] WARNING: CPU: 0 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 113.993437] refcount_t: underflow; use-after-free. <4>[ 113.998527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 <4>[ 114.027937] CPU: 0 PID: 3157 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 114.035949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 114.042743] Backtrace: <4>[ 114.045475] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 114.053314] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 114.059245] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 114.066828] [] (dump_stack) from [] (__warn+0xfc/0x16c) <4>[ 114.074060] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 <4>[ 114.082076] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 114.089827] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5ce2000 <4>[ 114.095757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 114.105071] r9:c1acd79c r8:c15e879c r7:c5ce3f60 r6:00000020 r5:c65b5000 r4:c5ce2000 <4>[ 114.113088] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 114.123797] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 114.135806] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 114.146069] r4:0000003b <4>[ 114.148873] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 114.157151] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 114.165338] r9:c5ce3f60 r8:c5376840 r7:00000020 r6:b6e2d000 r5:c5b07e00 r4:c0c34ae8 <4>[ 114.173355] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 114.181455] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e2d000 r5:c5b07e00 r4:00000000 <4>[ 114.189467] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 114.196872] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ce2000 r5:c5b07e00 <4>[ 114.204965] r4:c5b07e00 <4>[ 114.207770] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 114.215175] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000020 r4:00000020 <4>[ 114.223190] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 114.231026] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) <4>[ 114.236347] 3fa0: 00000020 00000020 00000001 b6e2d000 00000020 00000000 <4>[ 114.244794] 3fc0: 00000020 00000020 b6f74e00 00000004 00000001 00000000 00020000 bee75a64 <4>[ 114.253239] 3fe0: 00000004 bee75798 b6edf4cf b6e657e6 <4>[ 114.258600] irq event stamp: 0 <4>[ 114.261933] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 114.267790] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 114.275602] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 <4>[ 114.283394] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 114.289262] ---[ end trace e1c408425540068f ]--- <6>[ 114.294152] lkdtm: Saturation detected: still saturated # [ 113.965428] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 113.972657] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 113.979704] ------------[ cut here ]------------ # [ 113.984609] WARNING: CPU: 0 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 113.993437] refcount_t: underflow; use-after-free. # [ 113.998527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.027937] CPU: 0 PID: 3157 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 114.035949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.042743] Backtrace: # [ 114.045475] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.053314] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 114.059245] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.066828] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.074060] r9:00000009 r8:c08736d0 r7:0000001c r6:00000009 r5:c08736d0 r4:c1a21674 # [ 114.082076] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.089827] r7:0000001c r6:c1a21674 r5:c1a216b0 r4:c5ce2000 # [ 114.095757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 114.105071] r9:c1acd79c r8:c15e879c r7:c5ce3f60 r6:00000020 r5:c65b5000 r4:c5ce2000 # [ 114.113088] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 114.123797] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 114.135806] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.146069] r4:0000003b # [ 114.148873] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.157151] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.165338] r9:c5ce3f60 r8:c5376840 r7:00000020 r6:b6e2d000 r5:c5b07e00 r4:c0c34ae8 # [ 114.173355] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.181455] r9:c07e10e0 r8:c5ce3f60 r7:c2816000 r6:b6e2d000 r5:c5b07e00 r4:00000000 # [ 114.189467] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.196872] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ce2000 r5:c5b07e00 # [ 114.204965] r4:c5b07e00 # [ 114.207770] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.215175] r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000020 r4:00000020 # [ 114.223190] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.231026] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0) # [ 114.236347] 3fa0: 00000020 00000020 00000001 b6e2d000 00000020 00000000 # [ 114.244794] 3fc0: 00000020 00000020 b6f74e00 00000004 00000001 00000000 00020000 bee75a64 # [ 114.253239] 3fe0: 00000004 bee75798 b6edf4cf b6e657e6 # [ 114.258600] irq event stamp: 0 # [ 114.261933] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.267790] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 114.275602] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 114.283394] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.289262] ---[ end trace e1c408425540068f ]--- # [ 114.294152] 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>[ 115.139480] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 115.145782] lkdtm: attempting good copy_to_user of correct size <6>[ 115.152199] lkdtm: attempting bad copy_to_user of too large size # [ 115.139480] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 115.145782] lkdtm: attempting good copy_to_user of correct size # [ 115.152199] 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>[ 115.584718] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 115.591279] lkdtm: attempting good copy_from_user of correct size <6>[ 115.597664] lkdtm: attempting bad copy_from_user of too large size # [ 115.584718] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 115.591279] lkdtm: attempting good copy_from_user of correct size # [ 115.597664] 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>[ 116.039022] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 116.045768] lkdtm: attempting good copy_to_user inside whitelist <6>[ 116.052162] lkdtm: attempting bad copy_to_user outside whitelist # [ 116.039022] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 116.045768] lkdtm: attempting good copy_to_user inside whitelist # [ 116.052162] 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>[ 116.497144] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 116.504158] lkdtm: attempting good copy_from_user inside whitelist <6>[ 116.510757] lkdtm: attempting bad copy_from_user outside whitelist # [ 116.497144] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 116.504158] lkdtm: attempting good copy_from_user inside whitelist # [ 116.510757] 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>[ 116.952315] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 116.958845] lkdtm: good_stack: c5e85e0c-c5e85e2c <6>[ 116.963740] lkdtm: bad_stack : c5e85d84-c5e85da4 <6>[ 116.968783] lkdtm: attempting good copy_to_user of local stack <6>[ 116.974950] lkdtm: attempting bad copy_to_user of distant stack # [ 116.952315] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 116.958845] lkdtm: good_stack: c5e85e0c-c5e85e2c # [ 116.963740] lkdtm: bad_stack : c5e85d84-c5e85da4 # [ 116.968783] lkdtm: attempting good copy_to_user of local stack # [ 116.974950] 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>[ 117.420618] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 117.427260] lkdtm: good_stack: c5b49e0c-c5b49e2c <6>[ 117.432228] lkdtm: bad_stack : c5b49d84-c5b49da4 <6>[ 117.437133] lkdtm: attempting good copy_from_user of local stack <6>[ 117.443602] lkdtm: attempting bad copy_from_user of distant stack # [ 117.420618] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 117.427260] lkdtm: good_stack: c5b49e0c-c5b49e2c # [ 117.432228] lkdtm: bad_stack : c5b49d84-c5b49da4 # [ 117.437133] lkdtm: attempting good copy_from_user of local stack # [ 117.443602] 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>[ 117.884042] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 117.890388] lkdtm: good_stack: c5c85e0c-c5c85e2c <6>[ 117.895284] lkdtm: bad_stack : c5c85ffc-c5c8601c <6>[ 117.900314] lkdtm: attempting good copy_to_user of local stack <6>[ 117.906499] lkdtm: attempting bad copy_to_user of distant stack # [ 117.884042] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 117.890388] lkdtm: good_stack: c5c85e0c-c5c85e2c # [ 117.895284] lkdtm: bad_stack : c5c85ffc-c5c8601c # [ 117.900314] lkdtm: attempting good copy_to_user of local stack # [ 117.906499] 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>[ 118.341182] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 118.346966] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 <6>[ 118.354429] lkdtm: attempting bad copy_to_user from kernel text: c053a890 <3>[ 118.361654] lkdtm: FAIL: survived bad copy_to_user() # [ 118.341182] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 118.346966] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 # [ 118.354429] lkdtm: attempting bad copy_to_user from kernel text: c053a890 # [ 118.361654] 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>[ 118.819691] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 118.825635] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 118.832959] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 118.840141] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 118.846519] CPU: 2 PID: 3522 Comm: cat Tainted: G D W 5.10.165-cip25 #1 <4>[ 118.854536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 118.861333] Backtrace: <4>[ 118.864079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 118.871923] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 <4>[ 118.877860] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 118.885447] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 118.894245] r9:c1acd8a4 r8:c15e879c r7:c60d7f60 r6:c60d7e34 r5:c60d6000 r4:0000078d <4>[ 118.902267] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 118.911325] r8:c15e879c r7:c60d7f60 r6:00000012 r5:c5eb8000 r4:00000046 <4>[ 118.918299] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 118.926584] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 118.934775] r9:c60d7f60 r8:c5376840 r7:00000012 r6:b6df6000 r5:c5b108c0 r4:c0c34ae8 <4>[ 118.942797] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) <4>[ 118.950900] r9:c07e10e0 r8:c60d7f60 r7:c2816000 r6:b6df6000 r5:c5b108c0 r4:00000000 <4>[ 118.958916] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 118.966326] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c60d6000 r5:c5b108c0 <4>[ 118.974422] r4:c5b108c0 <4>[ 118.977231] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 118.984640] r9:c60d6000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:00000012 r4:00000012 <4>[ 118.992661] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 119.000500] Exception stack(0xc60d7fa8 to 0xc60d7ff0) <4>[ 119.005825] 7fa0: 00000012 00000012 00000001 b6df6000 00000012 00000000 <4>[ 119.014275] 7fc0: 00000012 00000012 b6f3de00 00000004 00000001 00000000 00020000 be8b5a64 <4>[ 119.022722] 7fe0: 00000004 be8b5798 b6ea84cf b6e2e7e6 # [ 118.819691] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 118.825635] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 118.832959] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 118.840141] lkdtm: FAIL: the thread stack is NOT properly erased # [ 118.846519] CPU: 2 PID: 3522 Comm: cat Tainted: G D W 5.10.165-cip25 #1 # [ 118.854536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.861333] Backtrace: # [ 118.864079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.871923] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fbb8 # [ 118.877860] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.885447] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 118.894245] r9:c1acd8a4 r8:c15e879c r7:c60d7f60 r6:c60d7e34 r5:c60d6000 r4:0000078d # [ 118.902267] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.911325] r8:c15e879c r7:c60d7f60 r6:00000012 r5:c5eb8000 r4:00000046 # [ 118.918299] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.926584] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.934775] r9:c60d7f60 r8:c5376840 r7:00000012 r6:b6df6000 r5:c5b108c0 r4:c0c34ae8 # [ 118.942797] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.950900] r9:c07e10e0 r8:c60d7f60 r7:c2816000 r6:b6df6000 r5:c5b108c0 r4:00000000 # [ 118.958916] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.966326] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c60d6000 r5:c5b108c0 # [ 118.974422] r4:c5b108c0 # [ 118.977231] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.984640] r9:c60d6000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:00000012 r4:00000012 # [ 118.992661] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.000500] Exception stack(0xc60d7fa8 to 0xc60d7ff0) # [ 119.005825] 7fa0: 00000012 00000012 00000001 b6df6000 00000012 00000000 # [ 119.014275] 7fc0: 00000012 00000012 b6f3de00 00000004 00000001 00000000 00020000 be8b5a64 # [ 119.022722] 7fe0: 00000004 be8b5798 b6ea84cf b6e2e7e6 # 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>[ 119.474201] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 119.480197] lkdtm: Calling matched prototype ... <6>[ 119.485090] lkdtm: Calling mismatched prototype ... <6>[ 119.490413] lkdtm: Fail: survived mismatched prototype function call! # [ 119.474201] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 119.480197] lkdtm: Calling matched prototype ... # [ 119.485090] lkdtm: Calling mismatched prototype ... # [ 119.490413] 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 / #