[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.36 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 7593585/tftp-deploy-fub8f3cb/kernel/zImage tftp 0x10000000 7593585/tftp-deploy-fub8f3cb/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '7593585/tftp-deploy-fub8f3cb/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 10.7 MiB/s done Bytes transferred = 12341760 (bc5200 hex) => tftp 0x14000000 7593585/tftp-deploy-fub8f3cb/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7593585/tftp-deploy-fub8f3cb/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '7593585/tftp-deploy-fub8f3cb/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############ 5.5 MiB/s done Bytes transferred = 15435916 (eb888c hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7593585/tftp-deploy-fub8f3cb/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7593585/tftp-deploy-fub8f3cb/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.36 Filename '7593585/tftp-deploy-fub8f3cb/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 8.1 MiB/s done Bytes transferred = 42393 (a599 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7593585/extract-nfsrootfs-ai98k0n0,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7593585/extract-nfsrootfs-ai98k0n0,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc5200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15435852 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 13f0d598 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.148-cip18 (KernelCI@build-j316136-arm-gcc-10-multi-v7-defconfig-kselftest-f4x48) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Oct 15 12:25:00 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7593585/extract-nfsrootfs-ai98k0n0,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921448K/1048576K available (17408K kernel code, 2649K rwdata, 8100K rodata, 2048K init, 6693K bss, 61592K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55443 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.005551] Console: colour dummy device 80x30 [ 0.005619] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.005650] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.005678] ... MAX_LOCK_DEPTH: 48 [ 0.005706] ... MAX_LOCKDEP_KEYS: 8192 [ 0.005733] ... CLASSHASH_SIZE: 4096 [ 0.005759] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.005785] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.005811] ... CHAINHASH_SIZE: 32768 [ 0.005838] memory used by lock dependency info: 4061 kB [ 0.005865] memory used for stack traces: 2112 kB [ 0.005892] per task-struct memory footprint: 1536 bytes [ 0.005994] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.006047] pid_max: default: 32768 minimum: 301 [ 0.006429] LSM: Security Framework initializing [ 0.006541] LSM support for eBPF active [ 0.006689] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.006740] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.009433] CPU: Testing write buffer coherency: ok [ 0.009554] CPU0: Spectre v2: using BPIALL workaround [ 0.010548] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.014459] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.017128] rcu: Hierarchical SRCU implementation. [ 0.027374] EFI services will not be available. [ 0.028693] smp: Bringing up secondary CPUs ... [ 0.032058] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.032074] CPU1: Spectre v2: using BPIALL workaround [ 0.036121] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.036135] CPU2: Spectre v2: using BPIALL workaround [ 0.040090] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.040104] CPU3: Spectre v2: using BPIALL workaround [ 0.040984] smp: Brought up 1 node, 4 CPUs [ 0.041029] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.041066] CPU: All CPU(s) started in SVC mode. [ 0.043689] devtmpfs: initialized [ 0.099787] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102563] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102637] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107365] pinctrl core: initialized pinctrl subsystem [ 0.114511] DMI not present or invalid. [ 0.116857] NET: Registered protocol family 16 [ 0.128677] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138254] thermal_sys: Registered thermal governor 'step_wise' [ 0.138870] cpuidle: using governor menu [ 0.139399] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.914946] vdd1p1: supplied by regulator-dummy [ 0.948034] vdd3p0: supplied by regulator-dummy [ 0.980669] vdd2p5: supplied by regulator-dummy [ 1.013394] vddarm: supplied by regulator-dummy [ 1.046911] vddpu: supplied by regulator-dummy [ 1.078571] vddsoc: supplied by regulator-dummy [ 2.459721] No ATAGs? [ 2.460397] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.460482] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.480741] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.511367] Serial: AMBA PL011 UART driver [ 2.576668] Kprobes globally optimized [ 2.671738] mxs-dma 110000.dma-apbh: initialized [ 2.704894] iommu: Default domain type: Translated [ 2.707053] vgaarb: loaded [ 2.711968] SCSI subsystem initialized [ 2.714104] usbcore: registered new interface driver usbfs [ 2.714428] usbcore: registered new interface driver hub [ 2.714668] usbcore: registered new device driver usb [ 2.722486] i2c i2c-0: IMX I2C adapter registered [ 2.729494] i2c i2c-1: IMX I2C adapter registered [ 2.734190] i2c i2c-2: IMX I2C adapter registered [ 2.738940] pps_core: LinuxPPS API ver. 1 registered [ 2.738986] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.739085] PTP clock support registered [ 2.757570] clocksource: Switched to clocksource mxc_timer1 [ 4.454278] NET: Registered protocol family 2 [ 4.455089] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.458582] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.458766] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.458995] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.460439] TCP: Hash tables configured (established 8192 bind 8192) [ 4.461490] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.461839] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.462101] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.462870] NET: Registered protocol family 1 [ 4.465822] RPC: Registered named UNIX socket transport module. [ 4.465915] RPC: Registered udp transport module. [ 4.465956] RPC: Registered tcp transport module. [ 4.465996] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.466053] NET: Registered protocol family 44 [ 4.466120] PCI: CLS 0 bytes, default 64 [ 4.468856] Trying to unpack rootfs image as initramfs... [ 6.357583] Freeing initrd memory: 15076K [ 6.358750] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.360799] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.369998] Initialise system trusted keyrings [ 6.371042] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.421599] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.425616] NFS: Registering the id_resolver key type [ 6.425813] Key type id_resolver registered [ 6.425906] Key type id_legacy registered [ 6.426558] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.426659] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.426855] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.429158] Key type asymmetric registered [ 6.429279] Asymmetric key parser 'x509' registered [ 6.429729] bounce: pool size: 64 pages [ 6.429894] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.429996] io scheduler mq-deadline registered [ 6.430036] io scheduler kyber registered [ 6.430922] test_firmware: interface ready [ 6.679365] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.679621] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.946257] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.967806] SuperH (H)SCI(F) driver initialized [ 6.970949] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.976255] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.907777] printk: console [ttymxc1] enabled [ 7.918830] msm_serial: driver initialized [ 7.924058] STMicroelectronics ASC driver initialized [ 7.936096] STM32 USART driver initialized [ 7.963758] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.987087] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.995549] panel-simple panel-lcd: Specify missing connector_type [ 8.003480] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.059427] brd: module loaded [ 8.122200] loop: module loaded [ 8.128737] lkdtm: No crash points registered, enable through debugfs [ 8.151687] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.159733] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.167851] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.176073] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.184154] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.192436] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.200272] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.211800] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.218933] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.227835] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.242286] scsi host0: ahci-imx [ 8.248005] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.316071] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.329948] pps pps0: new PPS source ptp0 [ 8.376198] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.387226] e1000e: Intel(R) PRO/1000 Network Driver [ 8.392306] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.398579] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.404015] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.433214] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.440878] usbcore: registered new interface driver pegasus [ 8.446782] usbcore: registered new interface driver asix [ 8.452416] usbcore: registered new interface driver ax88179_178a [ 8.458759] usbcore: registered new interface driver cdc_ether [ 8.464836] usbcore: registered new interface driver smsc75xx [ 8.470904] usbcore: registered new interface driver smsc95xx [ 8.476826] usbcore: registered new interface driver net1080 [ 8.482725] usbcore: registered new interface driver cdc_subset [ 8.488905] usbcore: registered new interface driver zaurus [ 8.494762] usbcore: registered new interface driver cdc_ncm [ 8.514102] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.520800] ehci-pci: EHCI PCI platform driver [ 8.525438] ehci-platform: EHCI generic platform driver [ 8.531815] ehci-orion: EHCI orion driver [ 8.536841] SPEAr-ehci: EHCI SPEAr driver [ 8.541860] ehci-st: EHCI STMicroelectronics driver [ 8.547744] ehci-exynos: EHCI Exynos driver [ 8.552862] ehci-atmel: EHCI Atmel driver [ 8.557863] tegra-ehci: Tegra EHCI driver [ 8.562855] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.569197] ohci-pci: OHCI PCI platform driver [ 8.573833] ohci-platform: OHCI generic platform driver [ 8.580186] SPEAr-ohci: OHCI SPEAr driver [ 8.585146] ohci-st: OHCI STMicroelectronics driver [ 8.590385] ata1: SATA link down (SStatus 0 SControl 300) [ 8.591060] ohci-atmel: OHCI Atmel driver [ 8.596176] ahci-imx 2200000.sata: no device found, disabling link. [ 8.603724] usbcore: registered new interface driver usb-storage [ 8.606268] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.647099] i2c /dev entries driver [ 8.738802] sdhci: Secure Digital Host Controller Interface driver [ 8.745024] sdhci: Copyright(c) Pierre Ossman [ 8.759750] Synopsys Designware Multimedia Card Interface Driver [ 8.773720] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.783342] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.783349] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.793675] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.801105] ledtrig-cpu: registered to indicate activity on CPUs [ 8.811240] usbcore: registered new interface driver usbhid [ 8.816855] usbhid: USB HID core driver [ 8.837932] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.837960] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.846522] netem: version 1.3 [ 8.855108] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.863419] gre: GRE over IPv4 demultiplexor driver [ 8.868412] ip_gre: GRE over IPv4 tunneling driver [ 8.879363] IPv4 over IPsec tunneling driver [ 8.888886] NET: Registered protocol family 10 [ 8.889707] mmc2: new high speed SDHC card at address aaaa [ 8.903180] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.903996] Segment Routing with IPv6 [ 8.919360] ip6_gre: GRE over IPv6 tunneling driver [ 8.926488] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.927432] NET: Registered protocol family 17 [ 8.934098] GPT:29296874 != 31116287 [ 8.940330] Key type dns_resolver registered [ 8.942210] GPT:Alternate GPT header not at the end of the disk. [ 8.952681] GPT:29296874 != 31116287 [ 8.956298] GPT: Use GNU Parted to correct GPT errors. [ 8.961610] mmcblk2: p1 p2 p3 [ 8.969284] ThumbEE CPU extension supported. [ 8.973675] Registering SWP/SWPB emulation handler [ 8.979671] Loading compiled-in X.509 certificates [ 9.169308] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.177730] panel-simple panel-lcd: Specify missing connector_type [ 9.191515] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.228989] imx_usb 2184200.usb: No over current polarity defined [ 9.242361] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.247729] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.278291] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.293052] hub 1-0:1.0: USB hub found [ 9.297378] hub 1-0:1.0: 1 port detected [ 9.314548] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.348354] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.356638] panel-simple panel-lcd: Specify missing connector_type [ 9.370649] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.403316] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.411656] panel-simple panel-lcd: Specify missing connector_type [ 9.425383] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.444923] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.478015] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.486302] panel-simple panel-lcd: Specify missing connector_type [ 9.500483] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.522756] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.538313] IP-Config: Failed to open gretap0 [ 9.542716] IP-Config: Failed to open erspan0 [ 9.567586] Sending DHCP requests . [ 9.697842] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.917499] hub 1-1:1.0: USB hub found [ 9.922310] hub 1-1:1.0: 3 ports detected [ 9.954350] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.962727] panel-simple panel-lcd: Specify missing connector_type [ 9.976638] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.687815] . [ 12.649205] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.659288] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.407812] ., OK [ 15.450177] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.36 [ 15.458465] IP-Config: Complete: [ 15.461771] device=eth0, hwaddr=00:19:b8:08:f1:1c, ipaddr=192.168.201.36, mask=255.255.255.0, gw=192.168.201.1 [ 15.472337] host=imx6q-sabrelite-lava-cbg-6, domain=lava-rack, nis-domain=(none) [ 15.480302] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.480326] nameserver0=192.168.201.1 [ 15.546309] Freeing unused kernel memory: 2048K [ 15.578654] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 19.626206] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.671057] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.680810] panel-simple panel-lcd: Specify missing connector_type [ 19.698534] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.711709] CAN device driver interface [ 19.711878] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.759059] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.767435] panel-simple panel-lcd: Specify missing connector_type [ 19.781627] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.820217] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.852371] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.860953] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.867594] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.908658] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.915969] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.922229] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.929441] caam 2100000.crypto: Entropy delay = 3200 [ 19.933874] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.952061] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.969513] panel-simple panel-lcd: Specify missing connector_type [ 19.995316] caam 2100000.crypto: Instantiated RNG4 SH0 [ 19.996556] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.056084] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.061347] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.066803] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.068034] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.080930] panel-simple panel-lcd: Specify missing connector_type [ 20.111858] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.143835] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.152034] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.160495] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.163258] panel-simple panel-lcd: Specify missing connector_type [ 20.186396] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.250965] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.252436] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.260269] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.267754] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.276283] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.284257] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.292415] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.300226] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.316421] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.325235] panel-simple panel-lcd: Specify missing connector_type [ 20.340144] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.375918] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.387597] panel-simple panel-lcd: Specify missing connector_type [ 20.402448] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.466647] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.475699] panel-simple panel-lcd: Specify missing connector_type [ 20.507083] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.515696] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.524205] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.532811] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.552232] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.815350] caam algorithms registered in /proc/crypto [ 20.846331] caam 2100000.crypto: registering rng-caam [ 20.880232] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.888851] panel-simple panel-lcd: Specify missing connector_type [ 20.916548] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.925229] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.933815] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.942366] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.958573] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.997806] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.006184] panel-simple panel-lcd: Specify missing connector_type [ 21.035369] random: crng init done 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 ... done. IP-Config: eth0 hardware address 00:19:b8:08:f1:1c 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: 192.168.201.36 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-6 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 23.819907] systemd[1]: System time before build time, advancing clock. [ 24.092405] 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) [ 24.118940] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 24.177456] systemd[1]: Set hostname to . [ 25.860844] systemd[1]: Queued start job for default target Graphical Interface. [ 25.875191] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.923371] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.983293] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 26.032166] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 26.082376] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 26.131566] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 26.179360] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 26.191606] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 26.228383] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 26.268784] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 26.308636] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 26.348611] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 26.390015] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 26.494450] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 26.509467] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 26.554633] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 26.605531] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 26.659576] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 26.704618] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.752064] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.762421] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.783463] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.832412] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.886359] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 26.938708] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.998176] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 27.060881] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 27.120357] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 27.144101] fuse: init (API version 7.32) [ 27.154834] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 27.206570] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 27.270619] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 27.329828] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 27.388775] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 27.430877] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 27.476331] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 27.563651] systemd[1]: modprobe@configfs.service: Succeeded. [ 27.574159] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 27.623831] systemd[1]: modprobe@drm.service: Succeeded. [ 27.633843] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.683663] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.693579] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.743330] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.793335] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.850503] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 27.907661] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 27.964830] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 27.974624] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 27.993857] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 28.048463] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 28.109263] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 28.164844] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 28.548046] systemd-journald[279]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.148-cip18 #1 SMP Sat Oct 15 12:25:00 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7593585/extract-nfsrootfs-ai98k0n0' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7593585/extract-nfsrootfs-ai98k0n0' / # 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-7593585/environment . /lava-7593585/environment / # /lava-7593585/bin/lava-test-runner /lava-7593585/0 /lava-7593585/bin/lava-test-runner /lava-7593585/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7593585/0/tests/0_timesync-off ++ cat uuid + UUID=7593585_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7593585/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7593585_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-56-g87bd4289362be/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7593585/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 33d 20h 52min 8s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-08-07 13:25:59-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-56-g87bd4289362be/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: 1409040 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 47.81K 170KB/s kselftest.tar.xz 10%[=> ] 149.14K 260KB/s kselftest.tar.xz 16%[==> ] 228.81K 266KB/s kselftest.tar.xz 21%[===> ] 300.92K 262KB/s kselftest.tar.xz 27%[====> ] 380.11K 264KB/s kselftest.tar.xz 33%[=====> ] 462.13K 268KB/s kselftest.tar.xz 39%[======> ] 537.07K 267KB/s kselftest.tar.xz 43%[=======> ] 601.64K 256KB/s kselftest.tar.xz 47%[========> ] 654.44K 252KB/s kselftest.tar.xz 50%[=========> ] 699.69K 247KB/s kselftest.tar.xz 53%[=========> ] 729.39K 241KB/s eta 3s kselftest.tar.xz 56%[==========> ] 781.71K 240KB/s eta 3s kselftest.tar.xz 59%[==========> ] 812.82K 235KB/s eta 3s kselftest.tar.xz 62%[===========> ] 865.14K 234KB/s eta 3s kselftest.tar.xz 65%[============> ] 899.07K 231KB/s eta 3s kselftest.tar.xz 69%[============> ] 951.39K 230KB/s eta 2s kselftest.tar.xz 71%[=============> 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the future tar: ./timers/settings: time stamp 2022-09-23 17:36:56 is 4075844.350935993 s in the future tar: ./timers/threadtest: time stamp 2022-10-15 12:40:17 is 5958845.344287326 s in the future tar: ./timers/raw_skew: time stamp 2022-10-15 12:40:17 is 5958845.337347326 s in the future tar: ./timers/mqueue-lat: time stamp 2022-10-15 12:40:17 is 5958845.33080666 s in the future tar: ./timers/leap-a-day: time stamp 2022-10-15 12:40:18 is 5958846.324203326 s in the future tar: ./timers/freq-step: time stamp 2022-10-15 12:40:18 is 5958846.317312993 s in the future tar: ./timers/nsleep-lat: time stamp 2022-10-15 12:40:17 is 5958845.310401993 s in the future tar: ./timers/set-tz: time stamp 2022-10-15 12:40:18 is 5958846.304034326 s in the future tar: ./timers/nanosleep: time stamp 2022-10-15 12:40:17 is 5958845.296906326 s in the future tar: ./timers/change_skew: time stamp 2022-10-15 12:40:18 is 5958846.290467326 s in the future tar: ./timers/alarmtimer-suspend: time stamp 2022-10-15 12:40:17 is 5958845.283972326 s in the future tar: ./timers/set-2038: time stamp 2022-10-15 12:40:18 is 5958846.277155326 s in the future tar: ./timers/set-tai: time stamp 2022-10-15 12:40:18 is 5958846.270938993 s in the future tar: ./timers/leapcrash: time stamp 2022-10-15 12:40:18 is 5958846.264710326 s in the future tar: ./timers/adjtick: time stamp 2022-10-15 12:40:18 is 5958846.257528993 s in the future tar: ./timers/rtcpie: time stamp 2022-10-15 12:40:17 is 5958845.250450326 s in the future tar: ./timers/valid-adjtimex: time stamp 2022-10-15 12:40:18 is 5958846.243579993 s in the future tar: ./timers/posix_timers: time stamp 2022-10-15 12:40:17 is 5958845.23679266 s in the future tar: ./timers: time stamp 2022-10-15 12:40:28 is 5958856.233827993 s in the future tar: ./pid_namespace/regression_enomem: time stamp 2022-10-15 12:40:10 is 5958838.22245866 s in the future tar: ./pid_namespace: time stamp 2022-10-15 12:40:26 is 5958854.21922166 s in the future tar: ./cpu-hotplug/cpu-on-off-test.sh: time stamp 2022-09-23 17:36:55 is 4075843.21033266 s in the future tar: ./cpu-hotplug: time stamp 2022-10-15 12:40:23 is 5958851.20753966 s in the future tar: ./membarrier/membarrier_test_single_thread: time stamp 2022-10-15 12:39:58 is 5958826.197354993 s in the future tar: ./membarrier/membarrier_test_multi_thread: time stamp 2022-10-15 12:39:58 is 5958826.189357993 s in the future tar: ./membarrier: time stamp 2022-10-15 12:40:25 is 5958853.18632866 s in the future tar: ./user/test_user_copy.sh: time stamp 2022-09-23 17:36:56 is 4075844.17756166 s in the future tar: ./user: time stamp 2022-10-15 12:40:28 is 5958856.174672326 s in the future tar: ./sigaltstack/sas: time stamp 2022-10-15 12:40:17 is 5958845.16499566 s in the future tar: ./sigaltstack: time stamp 2022-10-15 12:40:27 is 5958855.16156466 s in the future tar: ./zram/zram01.sh: time stamp 2022-09-23 17:36:56 is 4075844.152650993 s in the future tar: ./zram/zram.sh: time stamp 2022-09-23 17:36:56 is 4075844.14639266 s in the future tar: ./zram/zram02.sh: time stamp 2022-09-23 17:36:56 is 4075844.140275326 s in the future tar: ./zram/zram_lib.sh: time stamp 2022-09-23 17:36:56 is 4075844.133969326 s in the future tar: ./zram: time stamp 2022-10-15 12:40:28 is 5958856.130674326 s in the future tar: ./pstore/common_tests: time stamp 2022-09-23 17:36:56 is 4075844.12183766 s in the future tar: ./pstore/pstore_post_reboot_tests: time stamp 2022-09-23 17:36:56 is 4075844.115608993 s in the future tar: ./pstore/pstore_crash_test: time stamp 2022-09-23 17:36:56 is 4075844.109711993 s in the future tar: ./pstore/pstore_tests: time stamp 2022-09-23 17:36:56 is 4075844.103871993 s in the future tar: ./pstore: time stamp 2022-10-15 12:40:26 is 5958854.10036266 s in the future tar: ./core/close_range_test: time stamp 2022-10-15 12:39:52 is 5958820.088397326 s in the future tar: ./core: time stamp 2022-10-15 12:40:23 is 5958851.085451326 s in the future tar: ./ir/ir_loopback.sh: time stamp 2022-09-23 17:36:56 is 4075844.076705993 s in the future tar: ./ir/ir_loopback: time stamp 2022-10-15 12:39:58 is 5958826.06931266 s in the future tar: ./ir: time stamp 2022-10-15 12:40:25 is 5958853.06621366 s in the future tar: ./mount/run_nosymfollow.sh: time stamp 2022-09-23 17:36:56 is 4075844.057589326 s in the future tar: ./mount/unprivileged-remount-test: time stamp 2022-10-15 12:39:59 is 5958827.050443326 s in the future tar: ./mount/nosymfollow-test: time stamp 2022-10-15 12:39:59 is 5958827.04381766 s in the future tar: ./mount/run_unprivileged_remount.sh: time stamp 2022-09-23 17:36:56 is 4075844.037874993 s in the future tar: ./mount: time stamp 2022-10-15 12:40:25 is 5958853.034969326 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-10-15 12:39:51 is 5958819.024534326 s in the future tar: ./clone3/clone3: time stamp 2022-10-15 12:39:51 is 5958819.016596993 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-10-15 12:39:51 is 5958819.008913326 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-10-15 12:39:51 is 5958819.000442326 s in the future tar: ./clone3: time stamp 2022-10-15 12:40:23 is 5958850.99738466 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-09-23 17:36:56 is 4075843.988690993 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-09-23 17:36:56 is 4075843.98276266 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-09-23 17:36:56 is 4075843.975505326 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-09-23 17:36:56 is 4075843.968163326 s in the future tar: ./tpm2: time stamp 2022-10-15 12:40:28 is 5958855.96528766 s in the future tar: ./cgroup/test_freezer: time stamp 2022-10-15 12:39:51 is 5958818.954444326 s in the future tar: ./cgroup/test_kmem: time stamp 2022-10-15 12:39:51 is 5958818.946437326 s in the future tar: ./cgroup/test_memcontrol: time stamp 2022-10-15 12:39:51 is 5958818.93810766 s in the future tar: ./cgroup/test_core: time stamp 2022-10-15 12:39:51 is 5958818.929921993 s in the future tar: ./cgroup/with_stress.sh: time stamp 2022-09-23 17:36:55 is 4075842.923627326 s in the future tar: ./cgroup/test_stress.sh: time stamp 2022-09-23 17:36:55 is 4075842.91746266 s in the future tar: ./cgroup: time stamp 2022-10-15 12:40:23 is 5958850.91453366 s in the future tar: ./cpufreq/special-tests.sh: time stamp 2022-09-23 17:36:55 is 4075842.905758326 s in the future tar: ./cpufreq/main.sh: time stamp 2022-09-23 17:36:55 is 4075842.899609326 s in the future tar: ./cpufreq/cpu.sh: time stamp 2022-09-23 17:36:55 is 4075842.893681993 s in the future tar: ./cpufreq/governor.sh: time stamp 2022-09-23 17:36:55 is 4075842.88754266 s in the future tar: ./cpufreq/cpufreq.sh: time stamp 2022-09-23 17:36:55 is 4075842.881105993 s in the future tar: ./cpufreq/module.sh: time stamp 2022-09-23 17:36:55 is 4075842.874663326 s in the future tar: ./cpufreq: time stamp 2022-10-15 12:40:23 is 5958850.871743326 s in the future tar: ./pidfd/pidfd_open_test: time stamp 2022-10-15 12:40:10 is 5958837.861797326 s in the future tar: ./pidfd/pidfd_setns_test: time stamp 2022-10-15 12:40:10 is 5958837.85085666 s in the future tar: ./pidfd/pidfd_poll_test: time stamp 2022-10-15 12:40:10 is 5958837.844065993 s in the future tar: ./pidfd/pidfd_getfd_test: time stamp 2022-10-15 12:40:10 is 5958837.834674993 s in the future tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-10-15 12:40:10 is 5958837.82683866 s in the future tar: ./pidfd/pidfd_test: time stamp 2022-10-15 12:40:10 is 5958837.81854466 s in the future tar: ./pidfd/pidfd_wait: time stamp 2022-10-15 12:40:10 is 5958837.807521326 s in the future tar: ./pidfd: time stamp 2022-10-15 12:40:26 is 5958853.804356326 s in the future tar: .: time stamp 2022-10-15 12:40:29 is 5958856.80074466 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 90.306148] 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 [ 91.119027] lkdtm: Performing direct entry BUG [ 91.123801] ------------[ cut here ]------------ [ 91.128438] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 91.133686] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 91.138848] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 91.168141] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.148-cip18 #1 [ 91.174431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.181002] PC is at lkdtm_BUG+0x14/0x18 [ 91.184956] LR is at lkdtm_do_action+0x2c/0x4c [ 91.189424] pc : [] lr : [] psr: a00e0013 [ 91.195711] sp : c5869e58 ip : c5869e68 fp : c5869e64 [ 91.200956] r10: 00000004 r9 : c1acc528 r8 : c15e8544 [ 91.206204] r7 : c5869f60 r6 : 00000004 r5 : c4900000 r4 : 00000001 [ 91.212752] r3 : c0c2ea74 r2 : 8285debd r1 : ef7ab5e0 r0 : c15e854c [ 91.219305] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 91.226463] Control: 10c5387d Table: 1680c04a DAC: 00000051 [ 91.232234] Process cat (pid: 798, stack limit = 0x0b0ff494) [ 91.237917] Stack: (0xc5869e58 to 0xc586a000) [ 91.242301] 9e40: c5869e74 c5869e68 [ 91.250511] 9e60: c0c2e508 c0c2ea80 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5a9c640 [ 91.258722] 9e80: b6e54000 00000004 c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 [ 91.266929] 9ea0: 00000000 c5a9c640 b6e54000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 [ 91.275138] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 [ 91.283345] 9ee0: b6e54000 00020000 00000004 00000004 0001fffc c5869ee0 00000001 b6e53000 [ 91.291551] 9f00: c4aee3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 91.299757] 9f20: 00000000 00000000 c136f0b0 8285debd c205c100 c5a9c640 c5a9c640 c5868000 [ 91.307964] 9f40: b6e54000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 [ 91.316172] 9f60: 00000000 00000000 c5869fac 8285debd 00000004 00000004 b6f9be00 00000004 [ 91.324381] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 [ 91.332588] 9fa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e54000 00000004 00000000 [ 91.340795] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 [ 91.349003] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000 [ 91.357196] Backtrace: [ 91.359699] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.367309] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.375355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.383304] r9:c5869f60 r8:c538dd80 r7:00000004 r6:b6e54000 r5:c5a9c640 r4:c0c2e8e8 [ 91.391088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.398949] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e54000 r5:c5a9c640 r4:00000000 [ 91.406722] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.413887] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c5868000 r5:c5a9c640 [ 91.421737] r4:c5a9c640 [ 91.424301] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.431466] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000004 r4:00000004 [ 91.439243] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.446832] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 91.451911] 9fa0: 00000004 00000004 00000001 b6e54000 00000004 00000000 [ 91.460119] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 [ 91.468320] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 [ 91.473404] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 91.479529] ---[ end trace 66ef6616401bdbba ]--- [ 91.484174] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 91.493072] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 798, name: cat [ 91.500747] INFO: lockdep is turned off. [ 91.504688] irq event stamp: 1626 [ 91.508046] hardirqs last enabled at (1625): [] console_unlock+0x4b0/0x6c0 [ 91.515908] hardirqs last disabled at (1626): [] __und_svc+0x60/0x6c [ 91.523160] softirqs last enabled at (1452): [] __do_softirq+0x378/0x5fc [ 91.530847] softirqs last disabled at (1445): [] __irq_exit_rcu+0x178/0x1d0 [ 91.538703] CPU: 2 PID: 798 Comm: cat Tainted: G D 5.10.148-cip18 #1 [ 91.546379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.552924] Backtrace: [ 91.555428] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.563026] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f628 [ 91.568718] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.576068] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 91.583842] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8e00 r4:c5868000 [ 91.591620] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 91.599473] r6:00000000 r5:00000031 r4:c19c8e00 [ 91.604134] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 91.611901] r6:00000001 r5:c5868000 r4:c4fa0d80 [ 91.616564] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 91.623900] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c4fa0d80 [ 91.630639] [] (do_exit) from [] (die+0x374/0x380) [ 91.637186] r7:c1e0fb4c [ 91.639750] [] (die) from [] (do_undefinstr+0x170/0x240) [ 91.646828] r10:00000004 r9:c5868000 r8:c15e8544 r7:00000000 r6:c5869dc8 r5:c0c2ea88 [ 91.654677] r4:e7f001f2 [ 91.657242] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 91.665178] Exception stack(0xc5869dc8 to 0xc5869e10) [ 91.670259] 9dc0: c15e854c ef7ab5e0 8285debd c0c2ea74 00000001 c4900000 [ 91.678466] 9de0: 00000004 c5869f60 c15e8544 c1acc528 00000004 c5869e64 c5869e68 c5869e58 [ 91.686667] 9e00: c0c2e508 c0c2ea88 a00e0013 ffffffff [ 91.691744] r7:c5869dfc r6:ffffffff r5:a00e0013 r4:c0c2ea8c [ 91.697445] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.705050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.713088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.721034] r9:c5869f60 r8:c538dd80 r7:00000004 r6:b6e54000 r5:c5a9c640 r4:c0c2e8e8 [ 91.728811] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.736670] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e54000 r5:c5a9c640 r4:00000000 [ 91.744444] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.751609] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c5868000 r5:c5a9c640 [ 91.759457] r4:c5a9c640 [ 91.762021] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.769184] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000004 r4:00000004 [ 91.776957] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.784546] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 91.789624] 9fa0: 00000004 00000004 00000001 b6e54000 00000004 00000000 [ 91.797830] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 [ 91.806031] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 # Segmentation fault # [ 91.119027] lkdtm: Performing direct entry BUG # [ 91.123801] ------------[ cut here ]------------ # [ 91.128438] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 91.133686] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 91.138848] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 91.168141] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.148-cip18 #1 # [ 91.174431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.181002] PC is at lkdtm_BUG+0x14/0x18 # [ 91.184956] LR is at lkdtm_do_action+0x2c/0x4c # [ 91.189424] pc : [] lr : [] psr: a00e0013 # [ 91.195711] sp : c5869e58 ip : c5869e68 fp : c5869e64 # [ 91.200956] r10: 00000004 r9 : c1acc528 r8 : c15e8544 # [ 91.206204] r7 : c5869f60 r6 : 00000004 r5 : c4900000 r4 : 00000001 # [ 91.212752] r3 : c0c2ea74 r2 : 8285debd r1 : ef7ab5e0 r0 : c15e854c # [ 91.219305] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.226463] Control: 10c5387d Table: 1680c04a DAC: 00000051 # [ 91.232234] Process cat (pid: 798, stack limit = 0x0b0ff494) # [ 91.237917] Stack: (0xc5869e58 to 0xc586a000) # [ 91.242301] 9e40: c5869e74 c5869e68 # [ 91.250511] 9e60: c0c2e508 c0c2ea80 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5a9c640 # [ 91.258722] 9e80: b6e54000 00000004 c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 # [ 91.266929] 9ea0: 00000000 c5a9c640 b6e54000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 # [ 91.275138] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 # [ 91.283345] 9ee0: b6e54000 00020000 00000004 00000004 0001fffc c5869ee0 00000001 b6e53000 # [ 91.291551] 9f00: c4aee3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.299757] 9f20: 00000000 00000000 c136f0b0 8285debd c205c100 c5a9c640 c5a9c640 c5868000 # [ 91.307964] 9f40: b6e54000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 # [ 91.316172] 9f60: 00000000 00000000 c5869fac 8285debd 00000004 00000004 b6f9be00 00000004 # [ 91.324381] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 # [ 91.332588] 9fa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e54000 00000004 00000000 # [ 91.340795] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 # [ 91.349003] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000 # [ 91.357196] Backtrace: # [ 91.359699] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.367309] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.375355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.383304] r9:c5869f60 r8:c538dd80 r7:00000004 r6:b6e54000 r5:c5a9c640 r4:c0c2e8e8 # [ 91.391088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.398949] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e54000 r5:c5a9c640 r4:00000000 # [ 91.406722] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.413887] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c5868000 r5:c5a9c640 # [ 91.421737] r4:c5a9c640 # [ 91.424301] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.431466] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000004 r4:00000004 # [ 91.439243] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.446832] Exception stack(0xc5869fa8 to 0xc5869ff0) # [ 91.451911] 9fa0: 00000004 00000004 00000001 b6e54000 00000004 00000000 # [ 91.460119] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 # [ 91.468320] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 # [ 91.473404] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 91.479529] ---[ end trace 66ef6616401bdbba ]--- # [ 91.484174] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 91.493072] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 798, name: cat # [ 91.500747] INFO: lockdep is turned off. # [ 91.504688] irq event stamp: 1626 # [ 91.508046] hardi[ 92.293266] lkdtm: Performing direct entry WARNING rqs last enabled at (1625): [] console_unlock+0x4b0/0x6[ 92.307155] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c c0 # [ 91.515908] hardirqs las[ 92.318477] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 t disabled at (1626): [[ 92.350185] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.148-cip18 #1 ] __und_svc+0x60/0x6c # [ 91.5[ 92.360657] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 23160] softirqs last enabled at [ 92.370046] Backtrace: (1452): [] __do_softirq[ 92.375373] [] (dump_backtrace) from [] (show_stack+0x20/0x24) +0x378/0x5fc # [ 91.530847] so[ 92.385793] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 ftirqs last disabled at (1445): [[ 92.394315] [] (show_stack) from [] (dump_stack+0xe0/0x100) ] __irq_exit_rcu+0x178/[ 92.404490] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0x1d0 # [ 91.538703] CPU: 2 PI[ 92.414310] r9:00000009 r8:c0c2ead4 r7:00000053 r6:00000009 r5:c0c2ead4 r4:c1accbe4 D: 798 Comm: cat Tainted: G [ 92.424917] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) D 5.10.148-cip18 #1 # [ 92.435257] r7:00000053 r6:c1accbe4 r5:00000000 r4:c4d64000 [ 91.546379] Hardware name: Fre[ 92.443786] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) escale i.MX6 Quad/DualLite (Devic[ 92.454732] r9:c1acc52c r8:c15e8544 r7:c4d65f60 r6:00000008 r5:c4f07000 r4:00000002 e Tree) # [ 91.552924] Backtra[ 92.465341] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ce: # [ 91.555428] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) >] (dump_backtrace) from [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 14>] (show_stack+0x20/0x24) # [ [ 92.497760] r9:c4d65f60 r8:c538dd80 r7:00000008 r6:b6e57000 r5:c5c06b40 r4:c0c2e8e8 91.563026] r7:ffffffff r6:600e[ 92.508371] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 0093 r5:00000000 r4:c1f0f628 # [[ 92.519056] r9:c07f5b64 r8:c4d65f60 r7:c2816000 r6:b6e57000 r5:c5c06b40 r4:00000000 91.568718] [] (show_[ 92.529662] [] (vfs_write) from [] (ksys_write+0x74/0xec) stack) from [] (dump_st[ 92.539659] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c4d64000 r5:c5c06b40 ack+0xe0/0x100) # [ 91.576068][ 92.550347] r4:c5c06b40 [] (dump_stack) from [[ 92.555749] [] (ksys_write) from [] (sys_write+0x18/0x1c) ] (___might_sleep+0x1b0[ 92.565743] r9:c4d64000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000008 r4:00000008 /0x2c0) # [ 91.583842] r9:600[ 92.576350] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) e0093 r8:0000000b r7:c035bb84 r6:[ 92.586775] Exception stack(0xc4d65fa8 to 0xc4d65ff0) 00000031 r5:c19c8e00 r4:c5868000[ 92.594695] 5fa0: 00000008 00000008 00000001 b6e57000 00000008 00000000 # [ 91.591620] [] (_[ 92.605733] 5fc0: 00000008 00000008 b6f9ee00 00000004 00000001 00000000 00020000 be92ba54 __might_sleep) from [] [ 92.616770] 5fe0: 00000004 be92b788 b6f094cf b6e8f7e6 (__might_sleep+0x70/0xb0) # [ [ 92.624727] irq event stamp: 0 91.599473] r6:00000000 r5:000000[ 92.630646] hardirqs last enabled at (0): [<00000000>] 0x0 31 r4:c19c8e00 # [ 91.604134] [ 92.639125] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [] (__might_sleep) from[ 92.649445] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [] (exit_signals+0x4c/[ 92.659780] softirqs last disabled at (0): [<00000000>] 0x0 0x3fc) # [ 91.611901] r6:0000[ 92.668205] ---[ end trace 66ef6616401bdbbb ]--- 0001 r5:c5868000 r4:c4fa0d80 # [ 91.616564] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 91.623900] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c4fa0d80 # [ 91.630639] [] (do_exit) from [] (die+0x374/0x380) # [ 91.637186] r7:c1e0fb4c # [ 91.639750] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 91.646828] r10:00000004 r9:c5868000 r8:c15e8544 r7:00000000 r6:c5869dc8 r5:c0c2ea88 # [ 91.654677] r4:e7f001f2 # [ 91.657242] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 91.665178] Exception stack(0xc5869dc8 to 0xc5869e10) # [ 91.670259] 9dc0: c15e854c ef7ab5e0 8285debd c0c2ea74 00000001 c4900000 # [ 91.678466] 9de0: 00000004 c5869f60 c15e8544 c1acc528 00000004 c5869e64 c5869e68 c5869e58 # [ 91.686667] 9e00: c0c2e508 c0c2ea88 a00e0013 ffffffff # [ 91.691744] r7:c5869dfc r6:ffffffff r5:a00e0013 r4:c0c2ea8c # [ 91.697445] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.705050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.713088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.721034] r9:c5869f60 r8:c538dd80 r7:00000004 r6:b6e54000 r5:c5a9c640 r4:c0c2e8e8 # [ 91.728811] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.736670] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e54000 r5:c5a9c640 r4:00000000 # [ 91.744444] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.751609] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c5868000 r5:c5a9c640 # [ 91.759457] r4:c5a9c640 # [ 91.762021] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.769184] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000004 r4:00000004 # [ 91.776957] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.784546] Exception stack(0xc5869fa8 to 0xc5869ff0) # [ 91.789624] 9fa0: 00000004 00000004 00000001 b6e54000 00000004 00000000 # [ 91.797830] 9fc0: 00000004 00000004 b6f9be00 00000004 00000001 00000000 00020000 beaf3a54 # [ 91.806031] 9fe0: 00000004 beaf3788 b6f064cf b6e8c7e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 92.293266] lkdtm: Performing direct entry WARNING # [ 92.299787] ------------[ cut here ]------------ # [ 92.307155] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 92.318477] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 92.350185] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 92.360657] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.370046] Backtrace: # [ 92.375373] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.385793] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 92.394315] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.404490] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 92.414310] r9:00000009 r8:c0c2ead4 r7:00000053 r6:00000009 r5:c0c2ead4 r4:c1accbe4 #[ 92.984512] lkdtm: Performing direct entry WARNING_MESSAGE [ 92.424917] [] (__w[ 92.990878] ------------[ cut here ]------------ arn) from [] (warn_slow[ 92.998357] WARNING: CPU: 3 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 path_fmt+0x8c/0xa8) # [ 92.435[ 93.010386] Warning message trigger count: 2 257] r7:00000053 r6:c1accbe4 r5:[ 93.017406] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 00000000 r4:c4d64000 # [ 92.44[ 93.049150] CPU: 3 PID: 904 Comm: cat Tainted: G D W 5.10.148-cip18 #1 3786] [] (warn_slowpath[ 93.059614] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _fmt) from [] (lkdtm_WA[ 93.069004] Backtrace: RNING+0x48/0x4c) # [ 92.454732[ 93.074330] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ] r9:c1acc52c r8:c15e8544 r7:c4d[ 93.084749] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 65f60 r6:00000008 r5:c4f07000 r4:[ 93.093272] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00000002 # [ 92.465341] [] (dump_stack) from [] (__warn+0xfc/0x16c) ea8c>] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4[ 93.123873] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) c) # [ 92.476120] [][ 93.134214] r7:00000058 r6:c1accbe4 r5:c1accc00 r4:c4fc0000 (lkdtm_do_action) from [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 8>] (direct_entry+0x120/0x18c) #[ 93.154383] r9:c1acc534 r8:c15e8544 r7:c4fc1f60 r6:00000010 r5:c4dc3000 r4:00000003 [ 92.486988] [] (dir[ 93.164991] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) ect_entry) from [] (ful[ 93.176464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) l_proxy_write+0x64/0x94) # [ 9[ 93.187330] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 2.497760] r9:c4d65f60 r8:c538dd8[ 93.198102] r9:c4fc1f60 r8:c538dd80 r7:00000010 r6:b6dbd000 r5:c5c063c0 r4:c0c2e8e8 0 r7:00000008 r6:b6e57000 r5:c5c0[ 93.208713] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 6b40 r4:c0c2e8e8 # [ 92.508371[ 93.219398] r9:c07f5b64 r8:c4fc1f60 r7:c2816000 r6:b6dbd000 r5:c5c063c0 r4:00000000 ] [] (full_proxy_write)[ 93.230003] [] (vfs_write) from [] (ksys_write+0x74/0xec) from [] (vfs_write+0x1[ 93.240001] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c4fc0000 r5:c5c063c0 0c/0x524) # [ 92.519056] r9:c[ 93.250687] r4:c5c063c0 07f5b64 r8:c4d65f60 r7:c2816000 r[ 93.256090] [] (ksys_write) from [] (sys_write+0x18/0x1c) 6:b6e57000 r5:c5c06b40 r4:0000000[ 93.266086] r9:c4fc0000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000010 r4:00000010 0 # [ 92.529662] [] [ 93.276695] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) (vfs_write) from [] (ks[ 93.287119] Exception stack(0xc4fc1fa8 to 0xc4fc1ff0) ys_write+0x74/0xec) # [ 92.539[ 93.295037] 1fa0: 00000010 00000010 00000001 b6dbd000 00000010 00000000 659] r10:00000004 r9:00000000 r8[ 93.306076] 1fc0: 00000010 00000010 b6f04e00 00000004 00000001 00000000 00020000 be852a54 :00000000 r7:b6e57000 r6:c4d64000[ 93.317112] 1fe0: 00000004 be852788 b6e6f4cf b6df57e6 r5:c5c06b40 # [ 92.550347] r[ 93.325087] irq event stamp: 0 4:c5c06b40 # [ 92.555749] [] 0x0 598cf8>] (ksys_write) from [] copy_process+0x5c8/0x194c 8dfc>] (sys_write+0x18/0x1c) # [[ 93.349791] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 92.565743] r9:c4d64000 r8:c03[ 93.360127] softirqs last disabled at (0): [<00000000>] 0x0 002e4 r7:00000004 r6:b6f9ee00 r5:[ 93.368553] ---[ end trace 66ef6616401bdbbc ]--- 00000008 r4:00000008 # [ 92.576350] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.586775] Exception stack(0xc4d65fa8 to 0xc4d65ff0) # [ 92.594695] 5fa0: 00000008 00000008 00000001 b6e57000 00000008 00000000 # [ 92.605733] 5fc0: 00000008 00000008 b6f9ee00 00000004 00000001 00000000 00020000 be92ba54 # [ 92.616770] 5fe0: 00000004 be92b788 b6f094cf b6e8f7e6 # [ 92.624727] irq event stamp: 0 # [ 92.630646] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.639125] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 92.649445] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 92.659780] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.668205] ---[ end trace 66ef6616401bdbbb ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 92.984512] lkdtm: Performing direct entry WARNING_MESSAGE # [ 92.990878] ------------[ cut here ]------------ # [ 92.998357] WARNING: CPU: 3 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 93.010386] Warning message trigger count: 2 # [ 93.017406] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 93.049150] CPU: 3 PID: 904 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 93.059614] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.069004] Backtrace: # [ 93.074330] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.084749] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 93.093272] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.103446] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 93.113266] r9:00000009 r8:c0c2eb24 r7:00000058 r6:00000009 r5:c0c2eb24 r4:c1accbe4 # [ 93.123873] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.134214] r7:00000058 r6:c1accbe4 r5:c1accc00 r4:c4fc0000 # [ 93.142745] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 93.154383] r9:c1acc534 r8:c15e8544 r7:c4fc1f60 r6:00000010 r5:c4dc3000 r4:00000003 # [ 93.164991] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.176464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.187330] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.198102] r9:c4fc1f60 r8:c538dd80 r7:00000010 r6:b6dbd000 r5:c5c063c0 r4:c0c2e8e8 # [ 93.208713] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.219398] r9:c07f5b64 r8:c4fc1f60 r7:c2816000 r6:b6dbd000 r5:c5c063c0 r4:00000000 # [ 93.230003] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.240001] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c4fc0000 r5:c5c063c0 # [ 93.250687] r4:c5c063c0 # [ 93.256090] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.266086] r9:c4fc0000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000010 r4:00000010 # [ 93.276695] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.287119] Exception stack(0xc4fc1fa8 to 0xc4fc1ff0) # [ 93.295037] 1fa0: 00000010 00000010 00000001 b6dbd000 00000010 00000000 [ 93.695230] lkdtm: Performing direct entry EXCEPTION # [ 93.306076] 1fc0: 00000010 0[ 93.701466] 8<--- cut here --- 0000010 b6f04e00 000000[ 0 4 903.707282] Unable to handle kernel NULL pointer dereference at virtual address 00000000 000001 00000000 00020000 be852a54[ 93.717776] pgd = 2049259e # [ 93.317112] 1fe0: 00000004[ 93.723325] [00000000] *pgd=00000000 be852788 b6e6f4cf b6df57e6 # [ [ 93.729773] Internal error: Oops: 805 [#2] SMP ARM 93.325087] irq event stamp: 0 [ 93.737390] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 93.330981][ h a r9d3i.r76q086] CPU: 1 PID: 936 Comm: cat Tainted: G D W 5.10.148-cip18 #1 s last en[a b l e9d3 .a7t7 8(7034] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) : [<00000000>] 0x0 # [ 93.3394 93.787099] PC is at lkdtm_EXCEPTION+0x18/0x20 32] hardirqs l[a s t 9d3i.s7a9b4307] LR is at lkdtm_do_action+0x2c/0x4c ed at (0): [[ < c 0933.5830c0e7043] pc : [] lr : [] psr: a00e0013 ] copy_[p r o c9e3s.s8+008x853c08 sp : c5869e58 ip : c5869e68 fp : c5869e64 /0x194c #[ [ 9 39.38.13547904] r10: 0000000a r9 : c1acc544 r8 : c15e8544 91] soft[i r q s9 3l.a8s22t7 4 9e r7 : c5869f60 r6 : 0000000a r5 : c4dcd000 r4 : 00000004 nabled a[t ( 09)3:. 8[3<0c90234] r3 : 00000000 r2 : 65ead00f r1 : ef7965e0 r0 : c15e8564 3ce0>] co[p y _ p9r3o.c8e3s9s1+80] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none x5c8/0x[1 9 4 c93 .#8 4[8 0 56 ] Control: 10c5387d Table: 14fc004a DAC: 00000051 3.360127] soft[i r q s9 3l.a8s5t5453] Process cat (pid: 936, stack limit = 0x0b0ff494) disabled at[ ( 0 )9:3 .[8<6030105] Stack: (0xc5869e58 to 0xc586a000) 00000>] 0x0 [# [ 9 3 . 89639.287] 9e40: c5869e74 c5869e68 68553] ---[ end[ t r a9c3e. 8676374] 9e60: c0c2e508 c0c2eb38 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c4aefb80 ef6616401bdbbc[ ] - -9-3. 8#8 9546] 9e80: b6e82000 0000000a c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 ARNING_MESSA[G E : 9s3a.w8 9'9m718] 9ea0: 00000000 c4aefb80 b6e82000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 ssage trigger': o[k 9o3k. 9409805] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 selftests: lkdt[m : W9A3R.N9I2N062] 9ee0: b6e82000 00020000 00000004 0000000a 0001fff6 c5869ee0 00000001 b6e81000 G_MESSAGE.[s h 9#3 .s9e3l0f2t32] 9f00: c4b01680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 sts: lkdtm: EXCE[P T I O9N3..s9h40234] 9f20: 00000000 00000000 c136f0b0 65ead00f c205c100 c4aefb80 c4aefb80 c5868000 [ 93.950491] 9f40: b6e82000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 [ 93.958755] 9f60: 00000000 00000000 c5869fac 65ead00f 0000000a 0000000a b6fc9e00 00000004 [ 93.966940] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 [ 93.975126] 9fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e82000 0000000a 00000000 [ 93.983312] 9fc0: 0000000a 0000000a b6fc9e00 00000004 00000001 00000000 00020000 bebc3a54 [ 93.991496] 9fe0: 00000004 bebc3788 b6f344cf b6eba7e6 800e0030 00000001 00000000 00000000 [ 93.999676] Backtrace: [ 94.002147] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.010250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.018270] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.026198] r9:c5869f60 r8:c538dd80 r7:0000000a r6:b6e82000 r5:c4aefb80 r4:c0c2e8e8 [ 94.033954] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.041792] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e82000 r5:c4aefb80 r4:00000000 [ 94.049545] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.056687] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c5868000 r5:c4aefb80 [ 94.064521] r4:c4aefb80 [ 94.067065] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.074208] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:0000000a r4:0000000a [ 94.081963] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.089536] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 94.094596] 9fa0: 0000000a 0000000a 00000001 b6e82000 0000000a 00000000 [ 94.102780] 9fc0: 0000000a 0000000a b6fc9e00 00000004 00000001 00000000 00020000 bebc3a54 [ 94.110961] 9fe0: 00000004 bebc3788 b6f344cf b6eba7e6 [ 94.116024] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 94.122201] ---[ end trace 66ef6616401bdbbd ]--- # Segmentation fault # [ 93.695230] lkdtm: Performing direct entry EXCEPTION # [ 93.701466] 8<--- cut here --- # [ 93.707282] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 93.717776] pgd = 2049259e # [ 93.723325] [00000000] *pgd=00000000 # [ 93.729773] Internal error: Oops: 805 [#2] SMP ARM # [ 93.737390] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 93.769086] CPU: 1 PID: 936 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 93.778734] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.787099] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 93.794307] LR is at lkdtm_do_action+0x2c/0x4c # [ 93.800743] pc : [] lr : [] psr: a00e0013 # [ 93.808830] sp : c5869e58 ip : c5869e68 fp : c5869e64 # [ 93.815704] r10: 0000000a r9 : c1acc544 r8 : c15e8544 # [ 93.822749] r7 : c5869f60 r6 : 0000000a r5 : c4dcd000 r4 : 00000004 # [ 93.830924] r3 : 00000000 r2 : 65ead00f r1 : ef7965e0 r0 : c15e8564 # [ 93.839188] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.848056] Control: 10c5387d Table: 14fc004a DAC: 00000051 # [ 93.855453] Process cat (pid: 936, stack limit = 0x0b0ff494) # [ 93.863105] Stack: (0xc5869e58 to 0xc586a000) # [ 93.869287] 9e40: c5869e74 c5869e68 # [ 93.879374] 9e60: c0c2e508 c0c2eb38 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c4aefb80 # [ 93.889546] 9e80: b6e82000 0000000a c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 # [ 93.899718] 9ea0: 00000000 c4aefb80 b6e82000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 # [ 93.909805] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 # [ 93.920062] 9ee0: b6e82000 00020000 00000004 0000000a 0001fff6 c5869ee0 00000001 b6e81000 # [ 93.930232] 9f00: c4b01680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.940234] 9f20: 00000000 00000000 c136f0b0 65ead00f c205c100 c4aefb80 c4aefb80 c5868000 # [ 93.950491] 9f40: b6e82000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 # [ 93.958755] 9f60: 00000000 00000000 c5869fac 65ead00f 0000000a 0000000a b6fc9e00 00000004 # [ 93.966940] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 # [ 93.975126] 9fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e82000 0000000a 00000000 # [ 93.983312] 9fc0: 0000000a 0000000a b6fc9e00 00000004 00000001 00000000 00020000 bebc3a54 # [ 93.991496] 9fe0: 00000004 bebc3788 b6f344cf b6eba7e6 800e0030 00000001 00000000 00000000 # [ 93.999676] Backtrace: # [ 94.002147] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.010250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.018270] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.026198] r9:c5869f60 r8:c538dd80 r7:0000000a r6:b6e82000 r5:c4aefb80 r4:c0c2e8e8 # [ 94.033954] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.041792] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e82000 r5:c4aefb80 r4:00000000 # [ 94.049545] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.056687] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c5868000 r5:c4aefb80 # [ 94.064521] r4:c4aefb80 # [ 94.067065] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.074208] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:0000000a r4:0000000a # [ 94.081963] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.089536] Exception stack(0xc5869fa8 to 0xc5869ff0) # [ 94.094596] 9fa0: 0000000a 0000000a 00000001 b6e82000 0000000a 00000000 # [ 94.102780] 9fc0: 0000000a 0000000a b6fc9e00 00000004 00000001 00000000 00020000 bebc3a54 # [ 94.110961] 9fe0: 00000004 bebc3788 b6f344cf b6eba7e6 # [ 94.116024] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 94.122201] ---[ end trace 66ef6616401bdbbd ]--- # 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 [ 95.248618] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 95.254211] lkdtm: attempting good list addition [ 95.259072] lkdtm: attempting corrupted list addition [ 95.264167] lkdtm: list_add() corruption not detected! # [ 95.248618] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 95.254211] lkdtm: attempting good list addition # [ 95.259072] lkdtm: attempting corrupted list addition # [ 95.264167] 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 [ 95.576909] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 95.582587] lkdtm: attempting good list removal [ 95.587128] lkdtm: attempting corrupted list removal [ 95.592207] lkdtm: list_del() corruption not detected! # [ 95.576909] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 95.582587] lkdtm: attempting good list removal # [ 95.587128] lkdtm: attempting corrupted list removal # [ 95.592207] 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 [ 95.892387] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 95.898928] lkdtm: attempting bad read from page below current stack [ 95.905327] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 95.892387] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 95.898928] lkdtm: attempting bad read from page below current stack # [ 95.905327] 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 [ 96.204571] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 96.211093] lkdtm: attempting bad read from page above current stack [ 96.217583] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 96.204571] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 96.211093] lkdtm: attempting bad read from page above current stack # [ 96.217583] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 96.528170] lkdtm: Performing direct entry UNSET_SMEP [ 96.533242] lkdtm: XFAIL: this test is x86_64-only # [ 96.528170] lkdtm: Performing direct entry UNSET_SMEP # [ 96.533242] 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 [ 96.829472] lkdtm: Performing direct entry DOUBLE_FAULT [ 96.834722] lkdtm: XFAIL: this test is ia32-only # [ 96.829472] lkdtm: Performing direct entry DOUBLE_FAULT # [ 96.834722] 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 [ 97.133549] lkdtm: Performing direct entry CORRUPT_PAC [ 97.139140] lkdtm: XFAIL: this test is arm64-only # [ 97.133549] lkdtm: Performing direct entry CORRUPT_PAC # [ 97.139140] 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 [ 97.434328] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 97.440881] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 97.434328] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 97.440881] 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 [ 98.111592] lkdtm: Performing direct entry READ_AFTER_FREE [ 98.117108] lkdtm: Value in memory before free: 12345678 [ 98.122545] lkdtm: Attempting bad read from freed memory [ 98.128017] lkdtm: Memory was not poisoned # [ 98.111592] lkdtm: Performing direct entry READ_AFTER_FREE # [ 98.117108] lkdtm: Value in memory before free: 12345678 # [ 98.122545] lkdtm: Attempting bad read from freed memory # [ 98.128017] 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 [ 98.635997] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 98.642112] lkdtm: Value in memory before free: 12345678 [ 98.647442] lkdtm: Attempting to read from freed memory [ 98.652887] lkdtm: Buddy page was not poisoned # [ 98.635997] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 98.642112] lkdtm: Value in memory before free: 12345678 # [ 98.647442] lkdtm: Attempting to read from freed memory # [ 98.652887] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh [ 98.975786] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 98.981627] lkdtm: Attempting double slab free ... # [ 98.975786] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 98.981627] 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 [ 99.303255] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 99.309085] lkdtm: Attempting cross-cache slab free ... # [ 99.303255] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 99.309085] 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 [ 99.624671] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 99.630150] lkdtm: Attempting non-Slab slab free ... # [ 99.624671] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 99.630150] 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 [ 100.705632] lkdtm: Performing direct entry EXEC_DATA [ 100.710746] lkdtm: attempting ok execution at c0c2f278 [ 100.715901] lkdtm: attempting bad execution at c26f6744 [ 100.721260] 8<--- cut here --- [ 100.724344] Unable to handle kernel paging request at virtual address c26f6744 [ 100.731584] pgd = 041079f7 [ 100.734297] [c26f6744] *pgd=1261141e(bad) [ 100.738330] Internal error: Oops: 8000000d [#3] SMP ARM [ 100.743561] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 100.772594] CPU: 1 PID: 1779 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 100.780342] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.786883] PC is at data_area+0x0/0x40 [ 100.790735] LR is at execute_location+0xa4/0xb4 [ 100.795272] pc : [] lr : [] psr: 600e0013 [ 100.801542] sp : c48f1e38 ip : c48f1d40 fp : c48f1e54 [ 100.806772] r10: 0000000a r9 : c1acc728 r8 : c15e8544 [ 100.812001] r7 : c48f1f60 r6 : 00000001 r5 : c26f6744 r4 : c0c2f278 [ 100.818533] r3 : 18cff98b r2 : 18cff98b r1 : ef7965e0 r0 : 0000002b [ 100.825066] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 100.832207] Control: 10c5387d Table: 14c9c04a DAC: 00000051 [ 100.837961] Process cat (pid: 1779, stack limit = 0x9149076a) [ 100.843713] Stack: (0xc48f1e38 to 0xc48f2000) [ 100.848078] 1e20: 0000001f c4d89000 [ 100.856266] 1e40: 0000000a c48f1f60 c48f1e64 c48f1e58 c1359ad0 c13598cc c48f1e74 c48f1e68 [ 100.864452] 1e60: c0c2e508 c1359ab8 c48f1e9c c48f1e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b74c80 [ 100.872638] 1e80: b6dfc000 0000000a c538dd80 c48f1f60 c48f1ec4 c48f1ea0 c07f5bc8 c0c2e8f4 [ 100.880824] 1ea0: 00000000 c5b74c80 b6dfc000 c2816000 c48f1f60 c07f5b64 c48f1f5c c48f1ec8 [ 100.889009] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c2bfd924 c0598d6c c48f0000 [ 100.897194] 1ee0: b6dfc000 00020000 00000004 0000000a 0001fff6 c48f1ee0 00000001 00000805 [ 100.905379] 1f00: c4830780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.913565] 1f20: 00000000 00000000 c48f0000 18cff98b b6dfb000 c5b74c80 c5b74c80 c48f0000 [ 100.921750] 1f40: b6dfc000 00000000 00000000 00000004 c48f1f94 c48f1f60 c0598d6c c05986d8 [ 100.929936] 1f60: 00000000 00000000 c48f1fac 18cff98b 0000000a 0000000a b6f43e00 00000004 [ 100.938120] 1f80: c03002e4 c48f0000 c48f1fa4 c48f1f98 c0598dfc c0598d04 00000000 c48f1fa8 [ 100.946306] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dfc000 0000000a 00000000 [ 100.954491] 1fc0: 0000000a 0000000a b6f43e00 00000004 00000001 00000000 00020000 be939a54 [ 100.962676] 1fe0: 00000004 be939788 b6eae4cf b6e347e6 800e0030 00000001 00000000 00000000 [ 100.970855] Backtrace: [ 100.973327] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 100.981516] r7:c48f1f60 r6:0000000a r5:c4d89000 r4:0000001f [ 100.987194] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.995297] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.003316] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.011242] r9:c48f1f60 r8:c538dd80 r7:0000000a r6:b6dfc000 r5:c5b74c80 r4:c0c2e8e8 [ 101.018998] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.026836] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6dfc000 r5:c5b74c80 r4:00000000 [ 101.034588] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.041731] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c48f0000 r5:c5b74c80 [ 101.049564] r4:c5b74c80 [ 101.052107] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.059248] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:0000000a r4:0000000a [ 101.067003] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.074576] Exception stack(0xc48f1fa8 to 0xc48f1ff0) [ 101.079635] 1fa0: 0000000a 0000000a 00000001 b6dfc000 0000000a 00000000 [ 101.087819] 1fc0: 0000000a 0000000a b6f43e00 00000004 00000001 00000000 00020000 be939a54 [ 101.096002] 1fe0: 00000004 be939788 b6eae4cf b6e347e6 [ 101.101063] Code: 00000000 c4072180 c4072240 c4072300 (e1a0c00d) [ 101.107166] ---[ end trace 66ef6616401bdbbe ]--- # Segmentation fault # [ 100.705632] lkdtm: Performing direct entry EXEC_DATA # [ 100.710746] lkdtm: attempting ok execution at c0c2f278 # [ 100.715901] lkdtm: attempting bad execution at c26f6744 # [ 100.721260] 8<--- cut here --- # [ 100.724344] Unable to handle kernel paging request at virtual address c26f6744 # [ 100.731584] pgd = 041079f7 # [ 100.734297] [c26f6744] *pgd=1261141e(bad) # [ 100.738330] Internal error: Oops: 8000000d [#3] SMP ARM # [ 100.743561] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 100.772594] CPU: 1 PID: 1779 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 100.780342] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.786883] PC is at data_area+0x0/0x40 # [ 100.790735] LR is at execute_location+0xa4/0xb4 # [ 100.795272] pc : [] lr : [] psr: 600e0013 # [ 100.801542] sp : c48f1e38 ip : c48f1d40 fp : c48f1e54 # [ 100.806772] r10: 0000000a r9 : c1acc728 r8 : c15e8544 # [ 100.812001] r7 : c48f1f60 r6 : 00000001 r5 : c26f6744 r4 : c0c2f278 # [ 100.818533] r3 : 18cff98b r2 : 18cff98b r1 : ef7965e0 r0 : 0000002b # [ 100.825066] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.832207] Control: 10c5387d Table: 14c9c04a DAC: 00000051 # [ 100.837961] Process cat (pid: 1779, stack limit = 0x9149076a) # [ 100.843713] Stack: (0xc48f1e38 to 0xc48f2000) # [ 100.848078] 1e20: 0000001f c4d89000 # [ 100.856266] 1e40: 0000000a c48f1f60 c48f1e64 c48f1e58 c1359ad0 c13598cc c48f1e74 c48f1e68 # [ 100.864452] 1e60: c0c2e508 c1359ab8 c48f1e9c c48f1e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b74c80 # [ 100.872638] 1e80: b6dfc000 0000000a c538dd80 c48f1f60 c48f1ec4 c48f1ea0 c07f5bc8 c0c2e8f4 # [ 100.880824] 1ea0: 00000000 c5b74c80 b6dfc000 c2816000 c48f1f60 c07f5b64 c48f1f5c c48f1ec8 # [ 100.889009] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c2bfd924 c0598d6c c48f0000 # [ 100.897194] 1ee0: b6dfc000 00020000 00000004 0000000a 0001fff6 c48f1ee0 00000001 00000805 # [ 100.905379] 1f00: c4830780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.913565] 1f20: 00000000 00000000 c48f0000 18cff98b b6dfb000 c5b74c80 c5b74c80 c48f0000 # [ 100.921750] 1f40: b6dfc000 00000000 00000000 00000004 c48f1f94 c48f1f60 c0598d6c c05986d8 # [ 100.929936] 1f60: 00000000 00000000 c48f1fac 18cff98b 0000000a 0000000a b6f43e00 00000004 # [ 100.938120] 1f80: c03002e4 c48f0000 c48f1fa4 c48f1f98 c0598dfc c0598d04 00000000 c48f1fa8 # [ 100.946306] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dfc000 0000000a 00000000 # [ 100.954491] 1fc0: 0000000a 0000000a b6f43e00 00000004 00000001 00000000 00020000 be939a54 # [ 100.962676] 1fe0: 00000004 be939788 b6eae4cf b6e347e6 800e0030 00000001 00000000 00000000 # [ 100.970855] Backtrace: # [ 100.973327] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 100.981516] r7:c48f1f60 r6:0000000a r5:c4d89000 r4:0000001f # [ 100.987194] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.995297] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.003316] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.011242] r9:c48f1f60 r8:c538dd80 r7:0000000a r6:b6dfc000 r5:c5b74c80 r4:c0c2e8e8 # [ 101.018998] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.026836] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6dfc000 r5:c5b74c80 r4:00000000 # [ 101.034588] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.041731] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c48f0000 r5:c5b74c80 # [ 101.049564] r4:c5b74c80 # [ 101.052107] [] (ksys_write) from [] (sys[ 101.554026] lkdtm: Performing direct entry EXEC_STACK _write+0x18/0x1c) # [ 101.05924[ 101.561625] lkdtm: attempting ok execution at c0c2f278 8] r9:c48f0000 r8:c03002e4 r7:00[ 101.569717] lkdtm: attempting bad execution at c5d0fe0c 000004 r6:b6f43e00 r5:0000000a r4[ 101.577717] 8<--- cut here --- :0000000a # [ 101.06[7 0 0130]1.583574] Unable to handle kernel paging request at virtual address c5d0fe0c [] (sys_w[r i t1e0)1 .f93143] pgd = 7f0246bd rom [] (ret_fast_syscal[ 101.598027] [c5d0fe0c] *pgd=15c1141e(bad) l+0x0/0x28) # [ 101.074576] E[x 101.604917] Internal error: Oops: 8000000d [#4] SMP ARM ception stack(0xc48f1fa8 to 0xc48[ 101.612834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 f1ff0) # [ 101.079635] 1fa0: [ 101.644551] CPU: 3 PID: 1855 Comm: cat Tainted: G D W 5.10.148-cip18 #1 000[0 0 0100a1 .055151] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000000a 00000001 b6dfc00[0 01001.663861] PC is at 0xc5d0fe0c 0000a 00000000 # [ 101.087819] [ 101.669457] LR is at execute_location+0xa4/0xb4 1fc0: 0000000a 00000[0 0 a1 0b16.676836] pc : [] lr : [] psr: 600e0013 43e00 00000004 00[ 0 0100010.16 85363] sp : c5d0fde8 ip : c5d0fcf0 fp : c5d0fe04 0000000 00020000 be9[3 9 a15014.92678] r10: 0000000b r9 : c1acc734 r8 : c15e8544 # [ 101.096002] 1fe[0 : 100010700079] r7 : c5d0ff60 r6 : 00000001 r5 : c5d0fe0c r4 : c0c2f278 00004 be939788[ b 61e0a1e.47c0f8866] r3 : ec7302d2 r2 : ec7302d2 r1 : ef7c05e0 r0 : 0000002b b6e347e6 # [ 101.101063][ C o101.717401] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e: 00000000 c40721[8 0 1c0410.7727054] Control: 10c5387d Table: 147f004a DAC: 00000051 240 c4072300 (e1a0c00[d ) 10 1#734978] Process cat (pid: 1855, stack limit = 0x040c1a24) [ 101.107166] ---[[ e n1d01 .t42986] Stack: (0xc5d0fde8 to 0xc5d10000) race 66ef6616401bdbbe ]--- # E[X 101.749530] fde0: c5d0e000 c5e9b000 0000000b c5d0ff60 c5d0fe64 c5d0fe08 EC_DATA: missing 'call trace:': [ 101.760402] fe00: c1359b0c c13598cc c5d0fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 FAIL] not ok 30 selftests: lkd[t 101.771361] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 m: EXEC_DATA.sh # exit=1 # sel[f 101.782232] fe40: e3a02040 e3a01d33 e5930018 ec7302d2 0000000b 00000020 c5d0fe74 c5d0fe68 tests: lkdtm: EXEC_STACK.sh [ 101.793105] fe60: c0c2e508 c1359ae0 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bd03c0 [ 101.803807] fe80: b6ea6000 0000000b c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 [ 101.812013] fea0: 00000000 c5bd03c0 b6ea6000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 [ 101.820222] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5d0e000 [ 101.828430] fee0: b6ea6000 00020000 00000004 0000000b 0001fff5 c5d0fee0 00000001 b6ea5000 [ 101.836636] ff00: c4831040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.844846] ff20: 00000000 00000000 c136f0b0 ec7302d2 c205c100 c5bd03c0 c5bd03c0 c5d0e000 [ 101.853054] ff40: b6ea6000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 [ 101.861262] ff60: 00000000 00000000 c5d0ffac ec7302d2 0000000b 0000000b b6fede00 00000004 [ 101.869468] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 [ 101.877674] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6ea6000 0000000b 00000000 [ 101.885881] ffc0: 0000000b 0000000b b6fede00 00000004 00000001 00000000 00020000 beed7a54 [ 101.894088] ffe0: 00000004 beed7788 b6f584cf b6ede7e6 800e0030 00000001 00000000 00000000 [ 101.902282] Backtrace: [ 101.904791] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 101.913092] r7:c5d0ff60 r6:0000000b r5:c5e9b000 r4:c5d0e000 [ 101.918801] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.927000] r4:00000020 [ 101.929573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.937618] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.945565] r9:c5d0ff60 r8:c538dd80 r7:0000000b r6:b6ea6000 r5:c5bd03c0 r4:c0c2e8e8 [ 101.953349] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.961211] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6ea6000 r5:c5bd03c0 r4:00000000 [ 101.968986] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.976153] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c5d0e000 r5:c5bd03c0 [ 101.984002] r4:c5bd03c0 [ 101.986568] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.993733] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:0000000b r4:0000000b [ 102.001511] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.009102] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) [ 102.014183] ffa0: 0000000b 0000000b 00000001 b6ea6000 0000000b 00000000 [ 102.022392] ffc0: 0000000b 0000000b b6fede00 00000004 00000001 00000000 00020000 beed7a54 [ 102.030595] ffe0: 00000004 beed7788 b6f584cf b6ede7e6 [ 102.035679] Code: c5d0fe08 c1359b0c c13598cc c5d0fe6c (e1a0c00d) [ 102.041806] ---[ end trace 66ef6616401bdbbf ]--- # Segmentation fault # [ 101.554026] lkdtm: Performing direct entry EXEC_STACK # [ 101.561625] lkdtm: attempting ok execution at c0c2f278 # [ 101.569717] lkdtm: attempting bad execution at c5d0fe0c # [ 101.577717] 8<--- cut here --- # [ 101.583574] Unable to handle kernel paging request at virtual address c5d0fe0c # [ 101.593143] pgd = 7f0246bd # [ 101.598027] [c5d0fe0c] *pgd=15c1141e(bad) # [ 101.604917] Internal error: Oops: 8000000d [#4] SMP ARM # [ 101.612834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 101.644551] CPU: 3 PID: 1855 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 101.655151] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.663861] PC is at 0xc5d0fe0c # [ 101.669457] LR is at execute_location+0xa4/0xb4 # [ 101.676836] pc : [] lr : [] psr: 600e0013 # [ 101.685363] sp : c5d0fde8 ip : c5d0fcf0 fp : c5d0fe04 # [ 101.692678] r10: 0000000b r9 : c1acc734 r8 : c15e8544 # [ 101.700079] r7 : c5d0ff60 r6 : 00000001 r5 : c5d0fe0c r4 : c0c2f278 # [ 101.708866] r3 : ec7302d2 r2 : ec7302d2 r1 : ef7c05e0 r0 : 0000002b # [ 101.717401] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.727054] Control: 10c5387d Table: 147f004a DAC: 00000051 # [ 101.734978] Process cat (pid: 1855, stack limit = 0x040c1a24) # [ 101.742986] Stack: (0xc5d0fde8 to 0xc5d10000) # [ 101.749530] fde0: c5d0e000 c5e9b000 0000000b c5d0ff60 c5d0fe64 c5d0fe08 # [ 101.760402] fe00: c1359b0c c13598cc c5d0fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 101.771361] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 101.782232] fe40: e3a02040 e3a01d33 e5930018 ec7302d2 0000000b 00000020 c5d0fe74 c5d0fe68 # [ 101.793105] fe60: c0c2e508 c1359ae0 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bd03c0 # [ 101.803807] fe80: b6ea6000 0000000b c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 # [ 101.812013] fea0: 00000000 c5bd03c0 b6ea6000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 # [ 101.820222] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5d0e000 # [ 101.828430] fee0: b6ea6000 00020000 00000004 0000000b 0001fff5 c5d0fee0 00000001 b6ea5000 # [ 101.836636] ff00: c4831040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.844846] ff20: 00000000 00000000 c136f0b0 ec7302d2 c205c100 c5bd03c0 c5bd03c0 c5d0e000 # [ 101.853054] ff40: b6ea6000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 # [ 101.861262] ff60: 00000000 00000000 c5d0ffac ec7302d2 0000000b 0000000b b6fede00 00000004 # [ 101.869468] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 # [ 101.877674] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6ea6000 0000000b 00000000 # [ 101.885881] ffc0: 0000000b 0000000b b6fede00 00000004 00000001 00000000 00020000 beed7a54 # [ 101.894088] ffe0: 00000004 beed7788 b6f584cf b6ede7e6 800e0030 00000001 00000000 00000000 # [ 101.902282] Backtrace: # [ 101.904791] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 101.913092] r7:c5d0ff60 r6:0000000b r5:c5e9b000 r4:c5d0e000 # [ 101.918801] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.927000] r4:00000020 # [ 101.929573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.937618] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.945565] r9:c5d0ff60 r8:c538dd80 r7:0000000b r6:b6ea6000 r5:c5bd03c0 r4:c0c2e8e8 # [ 101.953349] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.961211] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6ea6000 r5:c5bd03c0 r4:00000000 # [ 101.968986] [] (vfs_write) from [] (ksys_write+[ 102.483371] lkdtm: Performing direct entry EXEC_KMALLOC 0x74/0xec) # [ 101.976153] r10[ 102.489707] lkdtm: attempting ok execution at c0c2f278 :00000004 r9:00000000 r8:00000000[ 102.497589] lkdtm: attempting bad execution at c4dc3000 r7:b6ea6000 r6:c5d[0 e 010002 .r05621] 8<--- cut here --- 5:c5bd03c0 # [ 101.984[0 0 21]02.510851] Unable to handle kernel paging request at virtual address c4dc3000 r4:c5bd03c0 # [ 101.98656[8 ] 102.520506] pgd = 9eba26ca [] (ksys_write) from [<[ 102.525813] [c4dc3000] *pgd=14c1141e(bad) c0598dfc>] (sys_write+0x18/0x1c)[ 102.532693] Internal error: Oops: 8000000d [#5] SMP ARM # [ 101.993733] r9:c5d0e000 r8[ 102.540775] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 :c03002e4 r7:00000004 r6:b6fede00[ 102.572482] CPU: 3 PID: 1934 Comm: cat Tainted: G D W 5.10.148-cip18 #1 r5:0000000b r4:0000000b[ # 1[2.583078] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 102.001511] [] (sys_w[ 102.592042] PC is at 0xc4dc3000 rite) from [] (ret_fast[ 102.598062] LR is at execute_location+0xa4/0xb4 _syscall+0x0/0x28) # [ 10[2 . 002.605435] pc : [] lr : [] psr: 600e0013 09102] Exception stack(0x[ c 51d02.614216] sp : c4db7e30 ip : 00000027 fp : c4db7e4c ffa8 to 0xc5d0fff0) # [ 1[0 2 .02.621869] r10: 0000000d r9 : c1acc740 r8 : c15e8544 014183] ffa0: [ 102.629610] r7 : c4db7f60 r6 : 00000001 r5 : c4dc3000 r4 : c0c2f278 0000000b 0000000b 000000[0 1 102.638655] r3 : 5bf0c29c r2 : 5bf0c29c r1 : ef7c05e4 r0 : 0000002b 6ea6000 0000000b 00000000 # [ [ 102.647701] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 102.022392] ffc0: 0000000b 0[0 0 102.657524] Control: 10c5387d Table: 14c0804a DAC: 00000051 000b b6fede00 00000004 00000001[ 102.665874] Process cat (pid: 1934, stack limit = 0xb9634b0a) 00000000 00020000 beed7a54 #[ [102.674308] Stack: (0xc4db7e30 to 0xc4db8000) 102.030595] ffe0: 00000004 beed[ 102.681277] 7e20: c4dc3000 c5e9b000 0000000d c4db7f60 7788 b6f584cf b6ede7e6 # [ 102.[ 102.692317] 7e40: c4db7e64 c4db7e50 c0c2f2c8 c13598cc 00000021 c5e9b000 c4db7e74 c4db7e68 035679] Code: c5d0fe08 c1359b0c c[ 102.703359] 7e60: c0c2e508 c0c2f29c c4db7e9c c4db7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c4830640 13598cc c5d0fe6c (e1a0c00d) # [[ 102.714398] 7e80: b6ea7000 0000000d c538dd80 c4db7f60 c4db7ec4 c4db7ea0 c07f5bc8 c0c2e8f4 102.041806] ---[ end trace 66ef[ 102.725437] 7ea0: 00000000 c4830640 b6ea7000 c2816000 c4db7f60 c07f5b64 c4db7f5c c4db7ec8 6616401bdbbf ]--- # EXEC_STACK: [ 102.736478] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4db6000 missing 'call trace:': [FAIL] no[ 102.747518] 7ee0: b6ea7000 00020000 00000004 0000000d 0001fff3 c4db7ee0 00000001 b6ea6000 t ok 31 selftests: lkdtm: EXEC_ST[ 102.758557] 7f00: c5b74b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ACK.sh # exit=1 # selftests: lkd[ 102.769597] 7f20: 00000000 00000000 c136f0b0 5bf0c29c c205c100 c4830640 c4830640 c4db6000 tm: EXEC_KMALLOC.sh [ 102.780635] 7f40: b6ea7000 00000000 00000000 00000004 c4db7f94 c4db7f60 c0598d6c c05986d8 [ 102.790634] 7f60: 00000000 00000000 c4db7fac 5bf0c29c 0000000d 0000000d b6feee00 00000004 [ 102.798840] 7f80: c03002e4 c4db6000 c4db7fa4 c4db7f98 c0598dfc c0598d04 00000000 c4db7fa8 [ 102.807046] 7fa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6ea7000 0000000d 00000000 [ 102.815253] 7fc0: 0000000d 0000000d b6feee00 00000004 00000001 00000000 00020000 bee4ca54 [ 102.823461] 7fe0: 00000004 bee4c788 b6f594cf b6edf7e6 800e0030 00000001 00000000 00000000 [ 102.831653] Backtrace: [ 102.834170] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 102.842641] r7:c4db7f60 r6:0000000d r5:c5e9b000 r4:c4dc3000 [ 102.848343] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.856717] r5:c5e9b000 r4:00000021 [ 102.860330] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.868374] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.876322] r9:c4db7f60 r8:c538dd80 r7:0000000d r6:b6ea7000 r5:c4830640 r4:c0c2e8e8 [ 102.884106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.891966] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6ea7000 r5:c4830640 r4:00000000 [ 102.899746] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.906917] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c4db6000 r5:c4830640 [ 102.914766] r4:c4830640 [ 102.917336] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.924504] r9:c4db6000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:0000000d r4:0000000d [ 102.932284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.939879] Exception stack(0xc4db7fa8 to 0xc4db7ff0) [ 102.944962] 7fa0: 0000000d 0000000d 00000001 b6ea7000 0000000d 00000000 [ 102.953175] 7fc0: 0000000d 0000000d b6feee00 00000004 00000001 00000000 00020000 bee4ca54 [ 102.961378] 7fe0: 00000004 bee4c788 b6f594cf b6edf7e6 [ 102.966465] Code: 00000001 000ec808 00000000 000ec809 (e1a0c00d) [ 102.972593] ---[ end trace 66ef6616401bdbc0 ]--- # Segmentation fault # [ 102.483371] lkdtm: Performing direct entry EXEC_KMALLOC # [ 102.489707] lkdtm: attempting ok execution at c0c2f278 # [ 102.497589] lkdtm: attempting bad execution at c4dc3000 # [ 102.505621] 8<--- cut here --- # [ 102.510851] Unable to handle kernel paging request at virtual address c4dc3000 # [ 102.520506] pgd = 9eba26ca # [ 102.525813] [c4dc3000] *pgd=14c1141e(bad) # [ 102.532693] Internal error: Oops: 8000000d [#5] SMP ARM # [ 102.540775] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 102.572482] CPU: 3 PID: 1934 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 102.583078] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.592042] PC is at 0xc4dc3000 # [ 102.598062] LR is at execute_location+0xa4/0xb4 # [ 102.605435] pc : [] lr : [] psr: 600e0013 # [ 102.614216] sp : c4db7e30 ip : 00000027 fp : c4db7e4c # [ 102.621869] r10: 0000000d r9 : c1acc740 r8 : c15e8544 # [ 102.629610] r7 : c4db7f60 r6 : 00000001 r5 : c4dc3000 r4 : c0c2f278 # [ 102.638655] r3 : 5bf0c29c r2 : 5bf0c29c r1 : ef7c05e4 r0 : 0000002b # [ 102.647701] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.657524] Control: 10c5387d Table: 14c0804a DAC: 00000051 # [ 102.665874] Process cat (pid: 1934, stack limit = 0xb9634b0a) # [ 102.674308] Stack: (0xc4db7e30 to 0xc4db8000) # [ 102.681277] 7e20: c4dc3000 c5e9b000 0000000d c4db7f60 # [ 102.692317] 7e40: c4db7e64 c4db7e50 c0c2f2c8 c13598cc 00000021 c5e9b000 c4db7e74 c4db7e68 # [ 102.703359] 7e60: c0c2e508 c0c2f29c c4db7e9c c4db7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c4830640 # [ 102.714398] 7e80: b6ea7000 0000000d c538dd80 c4db7f60 c4db7ec4 c4db7ea0 c07f5bc8 c0c2e8f4 # [ 102.725437] 7ea0: 00000000 c4830640 b6ea7000 c2816000 c4db7f60 c07f5b64 c4db7f5c c4db7ec8 # [ 102.736478] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4db6000 # [ 102.747518] 7ee0: b6ea7000 00020000 00000004 0000000d 0001fff3 c4db7ee0 00000001 b6ea6000 # [ 102.758557] 7f00: c5b74b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.769597] 7f20: 00000000 00000000 c136f0b0 5bf0c29c c205c100 c4830640 c4830640 c4db6000 # [ 102.780635] 7f40: b6ea7000 00000000 00000000 00000004 c4db7f94 c4db7f60 c0598d6c c05986d8 # [ 102.790634] 7f60: 00000000 00000000 c4db7fac 5bf0c29c 0000000d 0000000d b6feee00 00000004 # [ 102.798840] 7f80: c03002e4 c4db6000 c4db7fa4 c4db7f98 c0598dfc c0598d04 00000000 c4db7fa8 # [ 102.807046] 7fa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6ea7000 0000000d 00000000 # [ 102.815253] 7fc0: 0000000d 0000000d b6feee00 00000004 00000001 00000000 00020000 bee4ca54 # [ 102.823461] 7fe0: 00000004 bee4c788 b6f594cf b6edf7e6 800e0030 00000001 00000000 00000000 # [ 102.831653] Backtrace: # [ 102.834170] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 102.842641] r7:c4db7f60 r6:0000000d r5:c5e9b000 r4:c4dc3000 # [ 102.848343] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.856717] r5:c5e9b000 r4:00000021 # [ 102.860330] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.868374] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.876322] r9:c4db7f60 r8:c538dd80 r7:0000000d r6:b6ea7000 r5:c4830640 r4:c0c2e8e8 # [ 102.884106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.891966] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6ea7000 r5:c4830640 r4:00000000 # [ 102.899746] [] (vfs_write)[ 103.410336] lkdtm: Performing direct entry EXEC_VMALLOC from [] (ksys_write+0x[ 103.417336] lkdtm: attempting ok execution at c0c2f278 74/0xec) # [ 102.906917] r10:0[ 103.425399] lkdtm: attempting bad execution at f09ed000 0000004 r9:00000000 r8:00000000 r[ 103.433584] 8<--- cut here --- 7:b6ea7000 r6:c4db6000 r5:c483064[ 103.439362] Unable to handle kernel paging request at virtual address f09ed000 0 # [ 102.914766] r4:c4830640[ 103.449462] pgd = c42f7831 # [ 102.917336] [] (k[ 103.454980] [f09ed000] *pgd=12949811, *pte=4930465f, *ppte=4930445f sys_write) from [] (sys[ 103.464167] Internal error: Oops: 8000000f [#6] SMP ARM _write+0x18/0x1c) # [ 102.92450[ 103.472205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 4] r9:c4db6000 r8:[c 0 3100032.e03907] CPU: 3 PID: 2011 Comm: cat Tainted: G D W 5.10.148-cip18 #1 4 r7:0000[0 0 0140 3r.65:1b368f1e] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ee00 r5:0000000d r[4 : 0100030.0522081] PC is at 0xf09ed000 0d # [ 102.932284] [] (sys_write[) f1r0o3m. 5[34<517] pc : [] lr : [] psr: 600e0013 03000c0>] [( r e1t0_3f.a5s4t2_6s90] sp : c5d0fe30 ip : c5d0fd38 fp : c5d0fe4c scall+0x[ 0 /100x32.85)49 7#3 5[ r10: 0000000d r9 : c1acc750 r8 : c15e8544 102.93987[9 ] 1E0x3c.e5p5t66i09] r7 : c5d0ff60 r6 : 00000001 r5 : f09ed000 r4 : c0c2f278 n stack(0[x c 41d0b37.f5a684 9t5o] r3 : 3c1e62e5 r2 : 3c1e62e5 r1 : ef7c05e0 r0 : 0000002b 0xc4db7ff0)[ #1 0[3 . 517032219] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 944962] 7f[a 0 :1 0 3 . 5 82 2 6 ] Control: 10c5387d Table: 14e7804a DAC: 00000051 00[0 0 010003d. 50809042] Process cat (pid: 2011, stack limit = 0x040c1a24) 0000d 0000[0 0 0110 3b.65e9a773094] Stack: (0xc5d0fe30 to 0xc5d10000) 0 0000000d 000[0 0 100030.6 0#3 74] fe20: f09ed000 c5f98000 0000000d c5d0ff60 [ 102.953175] 7f[c 0 :1 0030.0603660] fe40: c5d0fe64 c5d0fe50 c0c2f2fc c13598cc 00000022 c5f98000 c5d0fe74 c5d0fe68 000d 0000000d [b 6 f1e0e3e.0602 3917] fe60: c0c2e508 c0c2f2e0 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b2a8c0 0000004 000000[0 1 100030.060304089] fe80: b6df6000 0000000d c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 0 00020000 bee4[c a15043. 6#4 4260] fea0: 00000000 c5b2a8c0 b6df6000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 102.961378] [7 f e100:3 .060504430] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c44ee9a4 c0598d6c c5d0e000 0004 bee4c788 [b 6 f150934.c6f6 4602] fee0: b6df6000 00020000 00000004 0000000d 0001fff3 c5d0fee0 00000001 00000805 6edf7e6 # [ [1 0 21.0936.664764773] ff00: c5d65e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ] Code: 00000001[ 0 0100e3c.86084945] ff20: 00000000 00000000 c5d0e000 3c1e62e5 b6df5000 c5b2a8c0 c5b2a8c0 c5d0e000 00000000 000ec[8 0 91 0(3e.16a90202] ff40: b6df6000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 c00d) # [ 102.9[7 2 519033]. 705376] ff60: 00000000 00000000 c5d0ffac 3c1e62e5 0000000d 0000000d b6f3de00 00000004 --[ end trace 6[6 e f160631.67410718] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 1bdbc0 ]--- # E[X E C1_0K3M.A7L25889] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6df6000 0000000d 00000000 OC: missing 'cal[l t1r0a3c.e7:36147] ffc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 bef7da54 : [FAIL] not ok[ 3 21 0s3e.l7f46404] ffe0: 00000004 bef7d788 b6ea84cf b6e2e7e6 800e0030 00000001 00000000 00000000 ests: lkdtm: E[X E C1_0K3M.A7L5L6655] Backtrace: C.sh # exit=1 # selftests: lkdtm[ 103.761116] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) : EXEC_VMALLOC.s[h 103.772402] r7:c5d0ff60 r6:0000000d r5:c5f98000 r4:f09ed000 [ 103.779713] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.788069] r5:c5f98000 r4:00000022 [ 103.791657] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.799675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.807601] r9:c5d0ff60 r8:c538dd80 r7:0000000d r6:b6df6000 r5:c5b2a8c0 r4:c0c2e8e8 [ 103.815357] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.823193] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6df6000 r5:c5b2a8c0 r4:00000000 [ 103.830945] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.838090] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5d0e000 r5:c5b2a8c0 [ 103.845923] r4:c5b2a8c0 [ 103.848466] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.855610] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000d r4:0000000d [ 103.863364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.870939] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) [ 103.875997] ffa0: 0000000d 0000000d 00000001 b6df6000 0000000d 00000000 [ 103.884182] ffc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 bef7da54 [ 103.892366] ffe0: 00000004 bef7d788 b6ea84cf b6e2e7e6 [ 103.897433] Code: bad PC value [ 103.900581] ---[ end trace 66ef6616401bdbc1 ]--- # Segmentation fault # [ 103.410336] lkdtm: Performing direct entry EXEC_VMALLOC # [ 103.417336] lkdtm: attempting ok execution at c0c2f278 # [ 103.425399] lkdtm: attempting bad execution at f09ed000 # [ 103.433584] 8<--- cut here --- # [ 103.439362] Unable to handle kernel paging request at virtual address f09ed000 # [ 103.449462] pgd = c42f7831 # [ 103.454980] [f09ed000] *pgd=12949811, *pte=4930465f, *ppte=4930445f # [ 103.464167] Internal error: Oops: 8000000f [#6] SMP ARM # [ 103.472205] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 103.503907] CPU: 3 PID: 2011 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 103.513812] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.522081] PC is at 0xf09ed000 # [ 103.527396] LR is at execute_location+0xa4/0xb4 # [ 103.534517] pc : [] lr : [] psr: 600e0013 # [ 103.542690] sp : c5d0fe30 ip : c5d0fd38 fp : c5d0fe4c # [ 103.549735] r10: 0000000d r9 : c1acc750 r8 : c15e8544 # [ 103.556609] r7 : c5d0ff60 r6 : 00000001 r5 : f09ed000 r4 : c0c2f278 # [ 103.564955] r3 : 3c1e62e5 r2 : 3c1e62e5 r1 : ef7c05e0 r0 : 0000002b # [ 103.573219] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.582260] Control: 10c5387d Table: 14e7804a DAC: 00000051 # [ 103.589742] Process cat (pid: 2011, stack limit = 0x040c1a24) # [ 103.597394] Stack: (0xc5d0fe30 to 0xc5d10000) # [ 103.603574] fe20: f09ed000 c5f98000 0000000d c5d0ff60 # [ 103.613660] fe40: c5d0fe64 c5d0fe50 c0c2f2fc c13598cc 00000022 c5f98000 c5d0fe74 c5d0fe68 # [ 103.623917] fe60: c0c2e508 c0c2f2e0 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b2a8c0 # [ 103.634089] fe80: b6df6000 0000000d c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 # [ 103.644260] fea0: 00000000 c5b2a8c0 b6df6000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 # [ 103.654430] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c44ee9a4 c0598d6c c5d0e000 # [ 103.664602] fee0: b6df6000 00020000 00000004 0000000d 0001fff3 c5d0fee0 00000001 00000805 # [ 103.674773] ff00: c5d65e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.684945] ff20: 00000000 00000000 c5d0e000 3c1e62e5 b6df5000 c5b2a8c0 c5b2a8c0 c5d0e000 # [ 103.695202] ff40: b6df6000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 # [ 103.705376] ff60: 00000000 00000000 c5d0ffac 3c1e62e5 0000000d 0000000d b6f3de00 00000004 # [ 103.715718] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 # [ 103.725889] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6df6000 0000000d 00000000 # [ 103.736147] ffc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 bef7da54 # [ 103.746404] ffe0: 00000004 bef7d788 b6ea84cf b6e2e7e6 800e0030 00000001 00000000 00000000 # [ 103.756655] Backtrace: # [ 103.761116] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 103.772402] r7:c5d0ff60 r6:0000000d r5:c5f98000 r4:f09ed000 # [ 103.779713] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.788069] r5:c5f98000 r4:00000022 # [ 103.791657] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.799675] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.807601] r9:c5d0ff60 r8:c538dd80 r7:0000000d r6:b6df6000 r5:c5b2a8c0 r4:c0c2e8e8 # [ 103.815357] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.823193] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6df6000 r5:c5b2a8c0 r4:00000000 # [ 103.830945] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 10[ 104.344028] lkdtm: Performing direct entry EXEC_RODATA 3.838090] r10:00000004 r9:000000[ 104.351238] lkdtm: attempting ok execution at c0c2f278 00 r8:00000000 r7:b6df6000 r6:c5d[ 104.359171] lkdtm: attempting bad execution at c15e87e0 0e000 r5:c5b2a8c0 # [ 103.84592[ 104.368955] 8<--- cut here --- [ 104.373125] Unable to handle kernel paging request at virtual address c15e87e0 [ 104.380355] pgd = e81294d4 [ 104.383068] [c15e87e0] *pgd=1141941e(bad) [ 104.387098] Internal error: Oops: 8000000d [#7] SMP ARM [ 104.392331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 104.421364] CPU: 0 PID: 2088 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 104.429111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.435655] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 104.440721] LR is at execute_location+0xa4/0xb4 [ 104.445259] pc : [] lr : [] psr: 600e0013 [ 104.451529] sp : c4db7e38 ip : c4db7d40 fp : c4db7e54 [ 104.456758] r10: 0000000c r9 : c1acc760 r8 : c15e8544 [ 104.461987] r7 : c4db7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f278 [ 104.468517] r3 : 4c0b94d1 r2 : 4c0b94d1 r1 : ef7815e0 r0 : 0000002b [ 104.475050] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 104.482190] Control: 10c5387d Table: 14ec404a DAC: 00000051 [ 104.487940] Process cat (pid: 2088, stack limit = 0xb9634b0a) [ 104.493693] Stack: (0xc4db7e38 to 0xc4db8000) [ 104.498056] 7e20: 00000023 c5e4b000 [ 104.506242] 7e40: 0000000c c4db7f60 c4db7e64 c4db7e58 c1359b4c c13598cc c4db7e74 c4db7e68 [ 104.514429] 7e60: c0c2e508 c1359b34 c4db7e9c c4db7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c47fca00 [ 104.522613] 7e80: b6e9a000 0000000c c538dd80 c4db7f60 c4db7ec4 c4db7ea0 c07f5bc8 c0c2e8f4 [ 104.530798] 7ea0: 00000000 c47fca00 b6e9a000 c2816000 c4db7f60 c07f5b64 c4db7f5c c4db7ec8 [ 104.538984] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4db6000 [ 104.547169] 7ee0: b6e9a000 00020000 00000004 0000000c 0001fff4 c4db7ee0 00000001 b6e99000 [ 104.555354] 7f00: c5bdfe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.563540] 7f20: 00000000 00000000 c136f0b0 4c0b94d1 c205c100 c47fca00 c47fca00 c4db6000 [ 104.571726] 7f40: b6e9a000 00000000 00000000 00000004 c4db7f94 c4db7f60 c0598d6c c05986d8 [ 104.579910] 7f60: 00000000 00000000 c4db7fac 4c0b94d1 0000000c 0000000c b6fe1e00 00000004 [ 104.588095] 7f80: c03002e4 c4db6000 c4db7fa4 c4db7f98 c0598dfc c0598d04 00000000 c4db7fa8 [ 104.596280] 7fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e9a000 0000000c 00000000 [ 104.604466] 7fc0: 0000000c 0000000c b6fe1e00 00000004 00000001 00000000 00020000 beffba54 [ 104.612650] 7fe0: 00000004 beffb788 b6f4c4cf b6ed27e6 800e0030 00000001 00000000 00000000 [ 104.620831] Backtrace: [ 104.623298] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 104.631656] r7:c4db7f60 r6:0000000c r5:c5e4b000 r4:00000023 [ 104.637334] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.645609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.653627] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.661552] r9:c4db7f60 r8:c538dd80 r7:0000000c r6:b6e9a000 r5:c47fca00 r4:c0c2e8e8 [ 104.669310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.677150] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6e9a000 r5:c47fca00 r4:00000000 [ 104.684900] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.692042] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c4db6000 r5:c47fca00 [ 104.699875] r4:c47fca00 [ 104.702417] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.709560] r9:c4db6000 r8:c03002e4 r7:00000004 r6:b6fe1e00 r5:0000000c r4:0000000c [ 104.717314] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.724888] Exception stack(0xc4db7fa8 to 0xc4db7ff0) [ 104.729947] 7fa0: 0000000c 0000000c 00000001 b6e9a000 0000000c 00000000 [ 104.738131] 7fc0: 0000000c 0000000c b6fe1e00 00000004 00000001 00000000 00020000 beffba54 [ 104.746313] 7fe0: 00000004 beffb788 b6f4c4cf b6ed27e6 [ 104.751374] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 104.757477] ---[ end trace 66ef6616401bdbc2 ]--- 3] r4:c5b2a8c0 # [ 103.848466] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.855610] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000d r4:0000000d # [ 103.863364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.870939] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) # [ 103.875997] ffa0: 0000000d 0000000d 00000001 b6df6000 0000000d 00000000 # [ 103.884182] ffc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 bef7da54 # [ 103.892366] ffe0: 00000004 bef7d788 b6ea84cf b6e2e7e6 # [ 103.897433] Code: bad PC value # [ 103.900581] ---[ end trace 66ef6616401bdbc1 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh # Segmentation fault # [ 104.344028] lkdtm: Performing direct entry EXEC_RODATA # [ 104.351238] lkdtm: attempting ok execution at c0c2f278 # [ 104.359171] lkdtm: attempting bad execution at c15e87e0 # [ 104.368955] 8<--- cut here --- # [ 104.373125] Unable to handle kernel paging request at virtual address c15e87e0 # [ 104.380355] pgd = e81294d4 # [ 104.383068] [c15e87e0] *pgd=1141941e(bad) # [ 104.387098] Internal error: Oops: 8000000d [#7] SMP ARM # [ 104.392331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 104.421364] CPU: 0 PID: 2088 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 104.429111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.435655] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 104.440721] LR is at execute_location+0xa4/0xb4 # [ 104.445259] pc : [] lr : [] psr: 600e0013 # [ 104.451529] sp : c4db7e38 ip : c4db7d40 fp : c4db7e54 # [ 104.456758] r10: 0000000c r9 : c1acc760 r8 : c15e8544 # [ 104.461987] r7 : c4db7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f278 # [ 104.468517] r3 : 4c0b94d1 r2 : 4c0b94d1 r1 : ef7815e0 r0 : 0000002b # [ 104.475050] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.482190] Control: 10c5387d Table: 14ec404a DAC: 00000051 # [ 104.487940] Process cat (pid: 2088, stack limit = 0xb9634b0a) # [ 104.493693] Stack: (0xc4db7e38 to 0xc4db8000) # [ 104.498056] 7e20: 00000023 c5e4b000 # [ 104.506242] 7e40: 0000000c c4db7f60 c4db7e64 c4db7e58 c1359b4c c13598cc c4db7e74 c4db7e68 # [ 104.514429] 7e60: c0c2e508 c1359b34 c4db7e9c c4db7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c47fca00 # [ 104.522613] 7e80: b6e9a000 0000000c c538dd80 c4db7f60 c4db7ec4 c4db7ea0 c07f5bc8 c0c2e8f4 # [ 104.530798] 7ea0: 00000000 c47fca00 b6e9a000 c2816000 c4db7f60 c07f5b64 c4db7f5c c4db7ec8 # [ 104.538984] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4db6000 # [ 104.547169] 7ee0: b6e9a000 00020000 00000004 0000000c 0001fff4 c4db7ee0 00000001 b6e99000 # [ 104.555354] 7f00: c5bdfe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.563540] 7f20: 00000000 00000000 c136f0b0 4c0b94d1 c205c100 c47fca00 c47fca00 c4db6000 # [ 104.571726] 7f40: b6e9a000 00000000 00000000 00000004 c4db7f94 c4db7f60 c0598d6c c05986d8 # [ 104.579910] 7f60: 00000000 00000000 c4db7fac 4c0b94d1 0000000c 0000000c b6fe1e00 00000004 # [ 104.588095] 7f80: c03002e4 c4db6000 c4db7fa4 c4db7f98 c0598dfc c0598d04 00000000 c4db7fa8 # [ 104.596280] 7fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e9a000 0000000c 00000000 # [ 104.604466] 7fc0: 0000000c 0000000c b6fe1e00 00000004 00000001 00000000 00020000 beffba54 # [ 104.612650] 7fe0: 00000004 beffb788 b6f4c4cf b6ed27e6 800e0030 00000001 00000000 00000000 # [ 104.620831] Backtrace: # [ 104.623298] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 104.631656] r7:c4db7f60 r6:0000000c r5:c5e4b000 r4:00000023 # [ 104.637334] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.645609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.653627] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.661552] r9:c4db7f60 r8:c538dd80 r7:0000000c r6:b6e9a000 r5:c47fca00 r4:c0c2e8e8 # [ 104.669310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.677150] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6e9a000 r5:c47fca00 r4:00000000 # [ 104.684900] [ 105.222946] lkdtm: Performing direct entry EXEC_USERSPACE [] (vfs_write) from [] (ksys_write+0x74/0xec)[ 105.237791] lkdtm: attempting bad execution at b6f1b000 # [ 104.692042] r10:00000004 r[ 105.245802] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1b000 [ 105.255779] Internal error: : b [#8] SMP ARM [ 105.260074] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 105.289360] CPU: 0 PID: 2164 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 105.297126] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.303681] PC is at 0xb6f1b000 [ 105.306868] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 105.311772] pc : [] lr : [] psr: 600e0013 [ 105.318062] sp : c4d51e48 ip : 00000027 fp : c4d51e64 [ 105.323305] r10: 0000000f r9 : c1acc76c r8 : c15e8544 [ 105.328551] r7 : c4d51f60 r6 : 0000000f r5 : c4b0f000 r4 : b6f1b000 [ 105.335100] r3 : 68444b90 r2 : 68444b90 r1 : ef7815e4 r0 : 0000002b [ 105.341653] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 105.348811] Control: 10c5387d Table: 14c0804a DAC: 00000051 [ 105.354582] Process cat (pid: 2164, stack limit = 0x98653813) [ 105.360350] Stack: (0xc4d51e48 to 0xc4d52000) [ 105.364742] 1e40: 00000001 00000000 0000000f 00000024 c4d51e74 c4d51e68 [ 105.372953] 1e60: c0c2e508 c0c2f314 c4d51e9c c4d51e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bde780 [ 105.381162] 1e80: b6dd5000 0000000f c538dd80 c4d51f60 c4d51ec4 c4d51ea0 c07f5bc8 c0c2e8f4 [ 105.389369] 1ea0: 00000000 c5bde780 b6dd5000 c2816000 c4d51f60 c07f5b64 c4d51f5c c4d51ec8 [ 105.397577] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4d50000 [ 105.405785] 1ee0: b6dd5000 00020000 00000004 0000000f 0001fff1 c4d51ee0 00000001 b6dd4000 [ 105.413992] 1f00: c5bd9540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.422201] 1f20: 00000000 00000000 c136f0b0 68444b90 c205c100 c5bde780 c5bde780 c4d50000 [ 105.430410] 1f40: b6dd5000 00000000 00000000 00000004 c4d51f94 c4d51f60 c0598d6c c05986d8 [ 105.438619] 1f60: 00000000 00000000 c4d51fac 68444b90 0000000f 0000000f b6f1ce00 00000004 [ 105.446826] 1f80: c03002e4 c4d50000 c4d51fa4 c4d51f98 c0598dfc c0598d04 00000000 c4d51fa8 [ 105.455033] 1fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6dd5000 0000000f 00000000 [ 105.463239] 1fc0: 0000000f 0000000f b6f1ce00 00000004 00000001 00000000 00020000 bedcca54 [ 105.471445] 1fe0: 00000004 bedcc788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 [ 105.479638] Backtrace: [ 105.482146] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.490698] r4:00000024 [ 105.493270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.501315] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.509263] r9:c4d51f60 r8:c538dd80 r7:0000000f r6:b6dd5000 r5:c5bde780 r4:c0c2e8e8 [ 105.517046] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.524906] r9:c07f5b64 r8:c4d51f60 r7:c2816000 r6:b6dd5000 r5:c5bde780 r4:00000000 [ 105.532680] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.539845] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c4d50000 r5:c5bde780 [ 105.547695] r4:c5bde780 [ 105.550262] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.557426] r9:c4d50000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000f r4:0000000f [ 105.565206] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.572796] Exception stack(0xc4d51fa8 to 0xc4d51ff0) [ 105.577877] 1fa0: 0000000f 0000000f 00000001 b6dd5000 0000000f 00000000 [ 105.586084] 1fc0: 0000000f 0000000f b6f1ce00 00000004 00000001 00000000 00020000 bedcca54 [ 105.594285] 1fe0: 00000004 bedcc788 b6e874cf b6e0d7e6 [ 105.599371] Code: bad PC value [ 105.602458] ---[ end trace 66ef6616401bdbc3 ]--- 9:00000000 r8:00000000 r7:b6e9a000 r6:c4db6000 r5:c47fca00 # [ 104.699875] r4:c47fca00 # [ 104.702417] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.709560] r9:c4db6000 r8:c03002e4 r7:00000004 r6:b6fe1e00 r5:0000000c r4:0000000c # [ 104.717314] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.724888] Exception stack(0xc4db7fa8 to 0xc4db7ff0) # [ 104.729947] 7fa0: 0000000c 0000000c 00000001 b6e9a000 0000000c 00000000 # [ 104.738131] 7fc0: 0000000c 0000000c b6fe1e00 00000004 00000001 00000000 00020000 beffba54 # [ 104.746313] 7fe0: 00000004 beffb788 b6f4c4cf b6ed27e6 # [ 104.751374] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 104.757477] ---[ end trace 66ef6616401bdbc2 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 105.222946] lkdtm: Performing direct entry EXEC_USERSPACE # [ 105.229731] lkdtm: attempting ok execution at c0c2f278 # [ 105.237791] lkdtm: attempting bad execution at b6f1b000 # [ 105.245802] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1b000 # [ 105.255779] Internal error: : b [#8] SMP ARM # [ 105.260074] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 105.289360] CPU: 0 PID: 2164 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 105.297126] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.303681] PC is at 0xb6f1b000 # [ 105.306868] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 105.311772] pc : [] lr : [] psr: 600e0013 # [ 105.318062] sp : c4d51e48 ip : 00000027 fp : c4d51e64 # [ 105.323305] r10: 0000000f r9 : c1acc76c r8 : c15e8544 # [ 105.328551] r7 : c4d51f60 r6 : 0000000f r5 : c4b0f000 r4 : b6f1b000 # [ 105.335100] r3 : 68444b90 r2 : 68444b90 r1 : ef7815e4 r0 : 0000002b # [ 105.341653] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.348811] Control: 10c5387d Table: 14c0804a DAC: 00000051 # [ 105.354582] Process cat (pid: 2164, stack limit = 0x98653813) # [ 105.360350] Stack: (0xc4d51e48 to 0xc4d52000) # [ 105.364742] 1e40: 00000001 00000000 0000000f 00000024 c4d51e74 c4d51e68 # [ 105.372953] 1e60: c0c2e508 c0c2f314 c4d51e9c c4d51e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bde780 # [ 105.381162] 1e80: b6dd5000 0000000f c538dd80 c4d51f60 c4d51ec4 c4d51ea0 c07f5bc8 c0c2e8f4 # [ 105.389369] 1ea0: 00000000 c5bde780 b6dd5000 c2816000 c4d51f60 c07f5b64 c4d51f5c c4d51ec8 # [ 105.397577] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4d50000 # [ 105.405785] 1ee0: b6dd5000 00020000 00000004 0000000f 0001fff1 c4d51ee0 00000001 b6dd4000 # [ 105.413992] 1f00: c5bd9540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.422201] 1f20: 00000000 00000000 c136f0b0 68444b90 c205c100 c5bde780 c5bde780 c4d50000 # [ 105.430410] 1f40: b6dd5000 00000000 00000000 00000004 c4d51f94 c4d51f60 c0598d6c c05986d8 # [ 105.438619] 1f60: 00000000 00000000 c4d51fac 68444b90 0000000f 0000000f b6f1ce00 00000004 # [ 105.446826] 1f80: c03002e4 c4d50000 c4d51fa4 c4d51f98 c0598dfc c0598d04 00000000 c4d51fa8 # [ 105.455033] 1fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6dd5000 0000000f 00000000 # [ 105.463239] 1fc0: 0000000f 0000000f b6f1ce00 00000004 00000001 00000000 00020000 bedcca54 # [ 105.471445] 1fe0: 00000004 bedcc788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 # [ 105.479638] Backtrace: # [ 105.482146] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.490698] r4:00000024 # [ 105.493270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.501315] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.509263] r9:c4d51f60 r8:c538dd80 r7:0000000f r6:b6dd5000 r5:c5bde780 r4:c0c2e8e8 # [ 105.517046] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.524906] r9:c07f5b64 r8:c4d51f60 r7:c2816000 r6:b6dd5000 r5:c5bde780 r4:00000000 # [ 105.532680] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.539845] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c4d50000 r5:c5bde780 # [ 105.547695] r4:c5bde780 # [ 105.550262] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.557426] r9:c4d50000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000f r4:0000000f # [ 105.565206] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.572796] Exception stack(0xc4d51fa8 to 0xc4[ 106.059258] lkdtm: Performing direct entry EXEC_NULL d51ff0) # [ 105.[5 7 7180767.]065240] lkdtm: attempting ok execution at c0c2f278 1fa0: 0000000f [ 106.072742] lkdtm: attempting bad execution at 00000000 0000000f 00000001 b6dd5000 000000[ 106.080716] 8<--- cut here --- 0f 00000000 # [ 105[. 5 8160068086567] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4] 1fc0: 0000000f 0000000f b6f1ce[ 106.097049] pgd = 7f0246bd 00 00000004 00000001 00000000 000[ 106.102560] [00000000] *pgd=00000000 20000 bedcca54 # [ 105.594285] [ 106.109008] Internal error: Oops: 80000005 [#9] SMP ARM 1fe0: 00000004 bedcc788 b6e874cf [ 106.117027] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 b6e0d7e6 # [ 105[. 5 9190367.1148733] CPU: 3 PID: 2235 Comm: cat Tainted: G D W 5.10.148-cip18 #1 Code: bad [P C 1 0v6a.l1u5e86 39] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.602458] --[- [ 1e0n6.d1 6993] PC is at 0x0 trace 66ef6616401bdbc3 ]--- [# 106.171615] LR is at execute_location+0xa4/0xb4 EXEC_USERSPA[C E :1 0m6i.s1s7i8n736] pc : [<00000000>] lr : [] psr: 600e0013 'call trac[e : '1:0 6[.F1A8I6L9]0] sp : c4f91e38 ip : c4f91d40 fp : c4f91e54 not ok[ 3 51 0s6e.l1f9t3e95s4t r10: 0000000a r9 : c1acc77c r8 : c15e8544 s: lkdtm:[ E X1E0C6_.U2S0E0R8S2P] r7 : c4f91f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f278 ACE.sh # [ e x1i0t6=.120 9#0 8s8] r3 : 723e6472 r2 : 723e6472 r1 : ef7c05e0 r0 : 0000002b lftests: lkdtm:[ E X1E0C6._2N1U7351] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none L.sh [ 106.226481] Control: 10c5387d Table: 147f004a DAC: 00000051 [ 106.232744] Process cat (pid: 2235, stack limit = 0x46a557da) [ 106.238495] Stack: (0xc4f91e38 to 0xc4f92000) [ 106.242860] 1e20: 00000025 c5f98000 [ 106.251047] 1e40: 0000000a c4f91f60 c4f91e64 c4f91e58 c1359b70 c13598cc c4f91e74 c4f91e68 [ 106.259233] 1e60: c0c2e508 c1359b5c c4f91e9c c4f91e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b62000 [ 106.267418] 1e80: b6dec000 0000000a c538dd80 c4f91f60 c4f91ec4 c4f91ea0 c07f5bc8 c0c2e8f4 [ 106.275604] 1ea0: 00000000 c5b62000 b6dec000 c2816000 c4f91f60 c07f5b64 c4f91f5c c4f91ec8 [ 106.283789] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c2d69664 c0598d6c c4f90000 [ 106.291972] 1ee0: b6dec000 00020000 00000004 0000000a 0001fff6 c4f91ee0 00000001 00000805 [ 106.300157] 1f00: c5bd8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 106.308343] 1f20: 00000000 00000000 c4f90000 723e6472 b6deb000 c5b62000 c5b62000 c4f90000 [ 106.316528] 1f40: b6dec000 00000000 00000000 00000004 c4f91f94 c4f91f60 c0598d6c c05986d8 [ 106.324713] 1f60: 00000000 00000000 c4f91fac 723e6472 0000000a 0000000a b6f33e00 00000004 [ 106.332898] 1f80: c03002e4 c4f90000 c4f91fa4 c4f91f98 c0598dfc c0598d04 00000000 c4f91fa8 [ 106.341083] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dec000 0000000a 00000000 [ 106.349267] 1fc0: 0000000a 0000000a b6f33e00 00000004 00000001 00000000 00020000 be9c5a54 [ 106.357450] 1fe0: 00000004 be9c5788 b6e9e4cf b6e247e6 800e0030 00000001 00000000 00000000 [ 106.365629] Backtrace: [ 106.368096] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 106.376282] r7:c4f91f60 r6:0000000a r5:c5f98000 r4:00000025 [ 106.381959] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.390066] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.398085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.406010] r9:c4f91f60 r8:c538dd80 r7:0000000a r6:b6dec000 r5:c5b62000 r4:c0c2e8e8 [ 106.413766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.421607] r9:c07f5b64 r8:c4f91f60 r7:c2816000 r6:b6dec000 r5:c5b62000 r4:00000000 [ 106.429359] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.436503] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c4f90000 r5:c5b62000 [ 106.444337] r4:c5b62000 [ 106.446881] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.454024] r9:c4f90000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000a r4:0000000a [ 106.461779] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.469353] Exception stack(0xc4f91fa8 to 0xc4f91ff0) [ 106.474413] 1fa0: 0000000a 0000000a 00000001 b6dec000 0000000a 00000000 [ 106.482599] 1fc0: 0000000a 0000000a b6f33e00 00000004 00000001 00000000 00020000 be9c5a54 [ 106.490782] 1fe0: 00000004 be9c5788 b6e9e4cf b6e247e6 [ 106.495847] Code: bad PC value [ 106.499043] ---[ end trace 66ef6616401bdbc4 ]--- # Segmentation fault # [ 106.059258] lkdtm: Performing direct entry EXEC_NULL # [ 106.065240] lkdtm: attempting ok execution at c0c2f278 # [ 106.072742] lkdtm: attempting bad execution at 00000000 # [ 106.080716] 8<--- cut here --- # [ 106.086567] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 106.097049] pgd = 7f0246bd # [ 106.102560] [00000000] *pgd=00000000 # [ 106.109008] Internal error: Oops: 80000005 [#9] SMP ARM # [ 106.117027] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 106.148733] CPU: 3 PID: 2235 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 106.158639] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.166993] PC is at 0x0 # [ 106.171615] LR is at execute_location+0xa4/0xb4 # [ 106.178736] pc : [<00000000>] lr : [] psr: 600e0013 # [ 106.186910] sp : c4f91e38 ip : c4f91d40 fp : c4f91e54 # [ 106.193954] r10: 0000000a r9 : c1acc77c r8 : c15e8544 # [ 106.200827] r7 : c4f91f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f278 # [ 106.209088] r3 : 723e6472 r2 : 723e6472 r1 : ef7c05e0 r0 : 0000002b # [ 106.217351] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.226481] Control: 10c5387d Table: 147f004a DAC: 00000051 # [ 106.232744] Process cat (pid: 2235, stack limit = 0x46a557da) # [ 106.238495] Stack: (0xc4f91e38 to 0xc4f92000) # [ 106.242860] 1e20: 00000025 c5f98000 # [ 106.251047] 1e40: 0000000a c4f91f60 c4f91e64 c4f91e58 c1359b70 c13598cc c4f91e74 c4f91e68 # [ 106.259233] 1e60: c0c2e508 c1359b5c c4f91e9c c4f91e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b62000 # [ 106.267418] 1e80: b6dec000 0000000a c538dd80 c4f91f60 c4f91ec4 c4f91ea0 c07f5bc8 c0c2e8f4 # [ 106.275604] 1ea0: 00000000 c5b62000 b6dec000 c2816000 c4f91f60 c07f5b64 c4f91f5c c4f91ec8 # [ 106.283789] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c2d69664 c0598d6c c4f90000 # [ 106.291972] 1ee0: b6dec000 00020000 00000004 0000000a 0001fff6 c4f91ee0 00000001 00000805 # [ 106.300157] 1f00: c5bd8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.308343] 1f20: 00000000 00000000 c4f90000 723e6472 b6deb000 c5b62000 c5b62000 c4f90000 # [ 106.316528] 1f40: b6dec000 00000000 00000000 00000004 c4f91f94 c4f91f60 c0598d6c c05986d8 # [ 106.324713] 1f60: 00000000 00000000 c4f91fac 723e6472 0000000a 0000000a b6f33e00 00000004 # [ 106.332898] 1f80: c03002e4 c4f90000 c4f91fa4 c4f91f98 c0598dfc c0598d04 00000000 c4f91fa8 # [ 106.341083] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dec000 0000000a 00000000 # [ 106.349267] 1fc0: 0000000a 0000000a b6f33e00 00000004 00000001 00000000 00020000 be9c5a54 # [ 106.357450] 1fe0: 00000004 be9c5788 b6e9e4cf b6e247e6 800e0030 00000001 00000000 00000000 # [ 106.365629] Backtrace: # [ 106.368096] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 106.376282] r7:c4f91f60 r6:0000000a r5:c5f98000 r4:00000025 # [ 106.381959] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.390066] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.398085] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.406010] r9:c4f91f60 r8:c538dd80 r7:0000000a r6:b6dec000 r5:c5b62000 r4:c0c2e8e8 # [ 106.413766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.421607] r9:c07f5b64 r8:c4f91f60 r7:c2816000 r6:b6dec000 r5:c5b62000 r4:00000000 # [ 106.429359] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.436503] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c4f90000 r5:c5b62000 # [ 106.444337] r4:c5b62000 #[ 106.986291] lkdtm: Performing direct entry ACCESS_USERSPACE [ 106.446881] [] (ksy[ 106.993016] lkdtm: attempting bad read at b6f89000 s_write) from [] (sys_w[ 107.000681] 8<--- cut here --- rite+0x1[8 / 01x017c.)00 6#4 9[4] Unhandled fault: page domain fault (0x01b) at 0xb6f89000 106.454024] [r 9 :1c047f.900104587] pgd = d1500156 0 r8:c03002e4 r7:[0 0 010070.00019286] [b6f89000] *pgd=493a0831 r6:b6f33e00 r5:[0 0 0100070.00a24949] Internal error: : 1b [#10] SMP ARM r4:0000000a # [ 106.461779] [] (sys_write)[ f r1o0m7 063175] CPU: 2 PID: 2311 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [7]. 0(7r3e1t6_6f] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) st_syscall+0x0/0x28) # [ 106.[4 107.081356] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 69353] Exception stack(0x[c 4 f197.089266] LR is at __irq_work_queue_local+0x40/0x74 1fa8 to 0xc4f[9 1 f1f007).0 9#6737] pc : [] lr : [] psr: 600e0013 [ 106.474[4 1 31]0 71.f1a004:9 10] sp : c5d0fe38 ip : c5d0fd40 fp : c5d0fe64 [ 1 0 7 . 1 1 1090504] r10: 00000011 r9 : c1acc788 r8 : c15e8544 000a 0000[0 0 01a0 70.01010809013] r7 : c5d0ff60 r6 : 00000051 r5 : c5d0e000 r4 : b6f89000 1 b6dec000[ 0 0100070.0102a7 1074] r3 : bc78891b r2 : bc78891b r1 : ef7ab5e0 r0 : 00000026 000000 # [[ 110067..4183255595] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 9] 1fc0: 00[0 0 010007a. 104404080] Control: 10c5387d Table: 14d5404a DAC: 00000051 000a b6f33[e 0 01 0070.01050200047] Process cat (pid: 2311, stack limit = 0x040c1a24) 00000001 [0 0 0100070.0105 906015] Stack: (0xc5d0fe38 to 0xc5d10000) 20000 be9c5a54[ #1 0[7 . 11605794] fe20: 00000022 00000000 .490782] 1fe0: [0 0 0100070.0147 968] fe40: 00000000 bc78891b c5d0fe6c 00000026 c4b19000 00000011 c5d0fe74 c5d0fe68 be9c5788 b6e9[e 4 c1f0 7b.61e826438] fe60: c0c2e508 c0c2f3e8 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5d64280 7e6 # [ 106.[4 9 5180477.]1 9C6224] fe80: b6e43000 00000011 c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 de: bad PC valu[e 10#7 .[2 0 6396] fea0: 00000000 c5d64280 b6e43000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 06.499043] ---[[ e n1d0 7t.r2a1c566] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5d0e000 e 66ef6616401b[d b c140 7].-2-2-6738] fee0: b6e43000 00020000 00000004 00000011 0001ffef c5d0fee0 00000001 b6e42000 # EXEC_NULL: mis[s i n1g0 7'.c2a6910] ff00: c5b0ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ll trace:': [FA[I L ]10 7n.o2t4 165] ff20: 00000000 00000000 c136f0b0 bc78891b c205c100 c5d64280 c5d64280 c5d0e000 ok 36 selftest[s : 1l0k7d.t2m5:7337] ff40: b6e43000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 EXEC_NULL.sh #[ e x1i0t7=.126 7508] ff60: 00000000 00000000 c5d0ffac bc78891b 00000011 00000011 b6f8ae00 00000004 selftests: lkdt[m : 1A0C7C.E2S77679] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 _USERSPACE.sh [ 107.287937] ffa0: c03000c0 c0598df0 00000011 00000011 00000001 b6e43000 00000011 00000000 [ 107.297412] ffc0: 00000011 00000011 b6f8ae00 00000004 00000001 00000000 00020000 bed3ca54 [ 107.305596] ffe0: 00000004 bed3c788 b6ef54cf b6e7b7e6 800e0030 00000001 00000000 00000000 [ 107.313776] Backtrace: [ 107.316244] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.324950] r6:00000011 r5:c4b19000 r4:00000026 [ 107.329580] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.337598] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.345523] r9:c5d0ff60 r8:c538dd80 r7:00000011 r6:b6e43000 r5:c5d64280 r4:c0c2e8e8 [ 107.353280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.361117] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e43000 r5:c5d64280 r4:00000000 [ 107.368869] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.376011] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c5d0e000 r5:c5d64280 [ 107.383844] r4:c5d64280 [ 107.386388] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.393532] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000011 r4:00000011 [ 107.401286] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.408859] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) [ 107.413918] ffa0: 00000011 00000011 00000001 b6e43000 00000011 00000000 [ 107.422104] ffc0: 00000011 00000011 b6f8ae00 00000004 00000001 00000000 00020000 bed3ca54 [ 107.430287] ffe0: 00000004 bed3c788 b6ef54cf b6e7b7e6 [ 107.435349] Code: e1a01004 e30d06ac e34c01ac eb1c7de3 (e5943000) [ 107.441454] ---[ end trace 66ef6616401bdbc5 ]--- # Segmentation fault # [ 106.986291] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 106.993016] lkdtm: attempting bad read at b6f89000 # [ 107.000681] 8<--- cut here --- # [ 107.006494] Unhandled fault: page domain fault (0x01b) at 0xb6f89000 # [ 107.014587] pgd = d1500156 # [ 107.019286] [b6f89000] *pgd=493a0831 # [ 107.024949] Internal error: : 1b [#10] SMP ARM # [ 107.031471] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 107.063175] CPU: 2 PID: 2311 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 107.073166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.081356] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 107.089266] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.096737] pc : [] lr : [] psr: 600e0013 # [ 107.104910] sp : c5d0fe38 ip : c5d0fd40 fp : c5d0fe64 # [ 107.111954] r10: 00000011 r9 : c1acc788 r8 : c15e8544 # [ 107.118913] r7 : c5d0ff60 r6 : 00000051 r5 : c5d0e000 r4 : b6f89000 # [ 107.127174] r3 : bc78891b r2 : bc78891b r1 : ef7ab5e0 r0 : 00000026 # [ 107.135525] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.144480] Control: 10c5387d Table: 14d5404a DAC: 00000051 # [ 107.152047] Process cat (pid: 2311, stack limit = 0x040c1a24) # [ 107.159615] Stack: (0xc5d0fe38 to 0xc5d10000) # [ 107.165794] fe20: 00000022 00000000 # [ 107.175968] fe40: 00000000 bc78891b c5d0fe6c 00000026 c4b19000 00000011 c5d0fe74 c5d0fe68 # [ 107.186138] fe60: c0c2e508 c0c2f3e8 c5d0fe9c c5d0fe78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5d64280 # [ 107.196224] fe80: b6e43000 00000011 c538dd80 c5d0ff60 c5d0fec4 c5d0fea0 c07f5bc8 c0c2e8f4 # [ 107.206396] fea0: 00000000 c5d64280 b6e43000 c2816000 c5d0ff60 c07f5b64 c5d0ff5c c5d0fec8 # [ 107.216566] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5d0e000 # [ 107.226738] fee0: b6e43000 00020000 00000004 00000011 0001ffef c5d0fee0 00000001 b6e42000 # [ 107.236910] ff00: c5b0ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.247165] ff20: 00000000 00000000 c136f0b0 bc78891b c205c100 c5d64280 c5d64280 c5d0e000 # [ 107.257337] ff40: b6e43000 00000000 00000000 00000004 c5d0ff94 c5d0ff60 c0598d6c c05986d8 # [ 107.267508] ff60: 00000000 00000000 c5d0ffac bc78891b 00000011 00000011 b6f8ae00 00000004 # [ 107.277679] ff80: c03002e4 c5d0e000 c5d0ffa4 c5d0ff98 c0598dfc c0598d04 00000000 c5d0ffa8 # [ 107.287937] ffa0: c03000c0 c0598df0 00000011 00000011 00000001 b6e43000 00000011 00000000 # [ 107.297412] ffc0: 00000011 00000011 b6f8ae00 00000004 00000001 00000000 00020000 bed3ca54 # [ 107.305596] ffe0: 00000004 bed3c788 b6ef54cf b6e7b7e6 800e0030 00000001 00000000 00000000 # [ 107.313776] Backtrace: # [ 107.316244] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.324950] r6:00000011 r5:c4b19000 r4:00000026 # [ 107.329580] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.337598] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.345523] r9:c5d0ff60 r8:c538dd80 r7:00000011 r6:b6e43000 r5:c5d64280 r4:c0c2e8e8 # [ 107.353280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.361117] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e43000 r5:c5d64280 r4:00000000 # [ 107.368869] [] (vfs_write) from [] [ 107.871722] lkdtm: Performing direct entry ACCESS_NULL (ksys_write+0x74/0xec) # [ 107.[ 107.879367] lkdtm: attempting bad read at 00000000 376011] r10:00000004 r9:00000000[ 107.886943] 8<--- cut here --- r8:00000000 r7:b6e43000 r6:c5d0e[ 107.894851] Unable to handle kernel NULL pointer dereference at virtual address 00000000 000 r5:c5d64280 # [ 107.383844][ 107.904672] pgd = d1500156 r4:c5d64280 # [ 107.386388] [[ 107.909528] [00000000] *pgd=00000000 ] (ksys_write) from [] lr : [<00000000>] psr: 600e0013 [ 107.980258] sp : c4d53e50 ip : 00000027 fp : c4d53e64 [ 107.985486] r10: 0000000c r9 : c1acc79c r8 : c15e8544 [ 107.990714] r7 : c4d53f60 r6 : 0000000c r5 : c5e4b000 r4 : 00000000 [ 107.997246] r3 : 8aaed3a7 r2 : 8aaed3a7 r1 : ef7815e4 r0 : 00000026 [ 108.003779] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.010918] Control: 10c5387d Table: 14d5404a DAC: 00000051 [ 108.016670] Process cat (pid: 2386, stack limit = 0x07a61df8) [ 108.022423] Stack: (0xc4d53e50 to 0xc4d54000) [ 108.026788] 3e40: 00000027 c5e4b000 c4d53e74 c4d53e68 [ 108.034975] 3e60: c0c2e508 c1359b80 c4d53e9c c4d53e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bd9680 [ 108.043161] 3e80: b6db9000 0000000c c538dd80 c4d53f60 c4d53ec4 c4d53ea0 c07f5bc8 c0c2e8f4 [ 108.051346] 3ea0: 00000000 c5bd9680 b6db9000 c2816000 c4d53f60 c07f5b64 c4d53f5c c4d53ec8 [ 108.059531] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4d52000 [ 108.067717] 3ee0: b6db9000 00020000 00000004 0000000c 0001fff4 c4d53ee0 00000001 b6db8000 [ 108.075900] 3f00: c5d65b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.084086] 3f20: 00000000 00000000 c136f0b0 8aaed3a7 c205c100 c5bd9680 c5bd9680 c4d52000 [ 108.092271] 3f40: b6db9000 00000000 00000000 00000004 c4d53f94 c4d53f60 c0598d6c c05986d8 [ 108.100457] 3f60: 00000000 00000000 c4d53fac 8aaed3a7 0000000c 0000000c b6f00e00 00000004 [ 108.108641] 3f80: c03002e4 c4d52000 c4d53fa4 c4d53f98 c0598dfc c0598d04 00000000 c4d53fa8 [ 108.116825] 3fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6db9000 0000000c 00000000 [ 108.125010] 3fc0: 0000000c 0000000c b6f00e00 00000004 00000001 00000000 00020000 bece6a54 [ 108.133195] 3fe0: 00000004 bece6788 b6e6b4cf b6df17e6 800e0030 00000001 00000000 00000000 [ 108.141373] Backtrace: [ 108.143846] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.152117] r5:c5e4b000 r4:00000027 [ 108.155706] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.163725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.171649] r9:c4d53f60 r8:c538dd80 r7:0000000c r6:b6db9000 r5:c5bd9680 r4:c0c2e8e8 [ 108.179408] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.187246] r9:c07f5b64 r8:c4d53f60 r7:c2816000 r6:b6db9000 r5:c5bd9680 r4:00000000 [ 108.194998] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.202143] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c4d52000 r5:c5bd9680 [ 108.209977] r4:c5bd9680 [ 108.212522] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.219666] r9:c4d52000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:0000000c r4:0000000c [ 108.227420] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.234995] Exception stack(0xc4d53fa8 to 0xc4d53ff0) [ 108.240054] 3fa0: 0000000c 0000000c 00000001 b6db9000 0000000c 00000000 [ 108.248239] 3fc0: 0000000c 0000000c b6f00e00 00000004 00000001 00000000 00020000 bece6a54 [ 108.256420] 3fe0: 00000004 bece6788 b6e6b4cf b6df17e6 [ 108.261482] Code: e30d06ac e34c01ac e1a01004 ebffd438 (e5945000) 0598dfc>] (sys_write+0x18/0x1c) [ 108.267650] ---[ end trace 66ef6616401bdbc6 ]--- # [ 107.393532] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000011 r4:00000011 # [ 107.401286] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.408859] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) # [ 107.413918] ffa0: 00000011 00000011 00000001 b6e43000 00000011 00000000 # [ 107.422104] ffc0: 00000011 00000011 b6f8ae00 00000004 00000001 00000000 00020000 bed3ca54 # [ 107.430287] ffe0: 00000004 bed3c788 b6ef54cf b6e7b7e6 # [ 107.435349] Code: e1a01004 e30d06ac e34c01ac eb1c7de3 (e5943000) # [ 107.441454] ---[ end trace 66ef6616401bdbc5 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 107.871722] lkdtm: Performing direct entry ACCESS_NULL # [ 107.879367] lkdtm: attempting bad read at 00000000 # [ 107.886943] 8<--- cut here --- # [ 107.894851] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 107.904672] pgd = d1500156 # [ 107.909528] [00000000] *pgd=00000000 # [ 107.915963] Internal error: Oops: 5 [#11] SMP ARM # [ 107.923493] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 107.952526] CPU: 0 PID: 2386 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 107.960273] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.966820] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 107.971445] LR is at 0x0 # [ 107.973987] pc : [] lr : [<00000000>] psr: 600e0013 # [ 107.980258] sp : c4d53e50 ip : 00000027 fp : c4d53e64 # [ 107.985486] r10: 0000000c r9 : c1acc79c r8 : c15e8544 # [ 107.990714] r7 : c4d53f60 r6 : 0000000c r5 : c5e4b000 r4 : 00000000 # [ 107.997246] r3 : 8aaed3a7 r2 : 8aaed3a7 r1 : ef7815e4 r0 : 00000026 # [ 108.003779] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.010918] Control: 10c5387d Table: 14d5404a DAC: 00000051 # [ 108.016670] Process cat (pid: 2386, stack limit = 0x07a61df8) # [ 108.022423] Stack: (0xc4d53e50 to 0xc4d54000) # [ 108.026788] 3e40: 00000027 c5e4b000 c4d53e74 c4d53e68 # [ 108.034975] 3e60: c0c2e508 c1359b80 c4d53e9c c4d53e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5bd9680 # [ 108.043161] 3e80: b6db9000 0000000c c538dd80 c4d53f60 c4d53ec4 c4d53ea0 c07f5bc8 c0c2e8f4 # [ 108.051346] 3ea0: 00000000 c5bd9680 b6db9000 c2816000 c4d53f60 c07f5b64 c4d53f5c c4d53ec8 # [ 108.059531] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4d52000 # [ 108.067717] 3ee0: b6db9000 00020000 00000004 0000000c 0001fff4 c4d53ee0 00000001 b6db8000 # [ 108.075900] 3f00: c5d65b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.084086] 3f20: 00000000 00000000 c136f0b0 8aaed3a7 c205c100 c5bd9680 c5bd9680 c4d52000 # [ 108.092271] 3f40: b6db9000 00000000 00000000 00000004 c4d53f94 c4d53f60 c0598d6c c05986d8 # [ 108.100457] 3f60: 00000000 00000000 c4d53fac 8aaed3a7 0000000c 0000000c b6f00e00 00000004 # [ 108.108641] 3f80: c03002e4 c4d52000 c4d53fa4 c4d53f98 c0598dfc c0598d04 00000000 c4d53fa8 # [ 108.116825] 3fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6db9000 0000000c 00000000 # [ 108.125010] 3fc0: 0000000c 0000000c b6f00e00 00000004 00000001 00000000 00020000 bece6a54 # [ 108.133195] 3fe0: 00000004 bece6788 b6e6b4cf b6df17e6 800e0030 00000001 00000000 00000000 # [ 108.141373] Backtrace: # [ 108.143846] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.152117] r5:c5e4b000 r4:00000027 # [ 108.155706] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.163725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.171649] r9:c4d53f60 r8:c538dd80 r7:0000000c r6:b6db9000 r5:c5bd9680 r4:c0c2e8e8 # [ 108.179408] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.187246] r9:c07f5b64 r8:c4d53f60 r7:c2816000 r6:b6db9000 r5:c5bd9680 r4:00000000 # [ 108.194998] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.202143] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c4d52000 r5:c5bd9680 # [ 108.209977] r4:c5bd9680 # [ 108.212522] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.219666] r9:c4d52000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:0000000c r4:0000000c # [ 108.227420] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.234995] Exception stack(0xc4d53f[ 108.761408] lkdtm: Performing direct entry WRITE_RO a8 to 0xc4d53ff0) # [ 108.24005[ 108.768170] lkdtm: attempting bad rodata write at c15e87dc 4] 3fa0: [ 1 0 8 .776438] 8<--- cut here --- 0000000c 0[0 0 0100080.c7 80107042] Unable to handle kernel paging request at virtual address c15e87dc 0001 b6db90[0 0 100080.07090007c6] pgd = 9df1efd8 00000000 # [ 108.248239][ 3 f08.795315] [c15e87dc] *pgd=1141941e(bad) c0: 0000000c 00[0 0 010008c. 8b06844] Internal error: Oops: 80d [#12] SMP ARM f00e00 00000004 00000001 00000000[ 108.808714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 00020000 bece6a54 [# [1 0 81.840419] CPU: 2 PID: 2460 Comm: cat Tainted: G D W 5.10.148-cip18 #1 8.256420] 3[f e 01:0 80.0805000400] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 04 bece6788 b6e6b4cf b6df17e6[ 108.858772] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 108.26[1 4 8120]8 .C8o6d5e7:9] LR is at 0x0 e30d06ac e3[ 4 c10018a.c8 7e010a3] pc : [] lr : [<00000000>] psr: 600e0013 01004 ebffd[4 3 81 0(8e.5897485101] sp : c5d03e50 ip : 00000027 fp : c5d03e64 00) # [ [ 1 0180.82.68786552006] r10: 00000009 r9 : c1acc7a8 r8 : c15e8544 ---[ en[d t1r0a8c.e8 96262e5f1] r7 : c5d03f60 r6 : 00000009 r5 : c4b19000 r4 : c15e87dc 616401bdb[c 6 1]0-8-.-90 0#5 1A] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1acd5ac CCESS_NULL: mi[s s i1n0g8 .'9c0a8776] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none l trace:': [[ F A1I0L8].9 1n7o9t5] Control: 10c5387d Table: 14e7c04a DAC: 00000051 ok 38 selft[e s t1s0:8 .9l2k5d4t0] Process cat (pid: 2460, stack limit = 0xd69427a0) m: ACCESS_[N U L1L0.8s.h9 3#3 0e36] Stack: (0xc5d03e50 to 0xc5d04000) it=1 # selftest[s : 1l0k8d.t9m39219] 3e40: 00000028 c4b19000 c5d03e74 c5d03e68 WRITE_RO.sh [ 108.949476] 3e60: c0c2e508 c1359980 c5d03e9c c5d03e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b0b680 [ 108.958866] 3e80: b6deb000 00000009 c538dd80 c5d03f60 c5d03ec4 c5d03ea0 c07f5bc8 c0c2e8f4 [ 108.967051] 3ea0: 00000000 c5b0b680 b6deb000 c2816000 c5d03f60 c07f5b64 c5d03f5c c5d03ec8 [ 108.975237] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c5a49664 c0598d6c c5d02000 [ 108.983422] 3ee0: b6deb000 00020000 00000004 00000009 0001fff7 c5d03ee0 00000001 00000805 [ 108.991607] 3f00: c5bd92c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.999792] 3f20: 00000000 00000000 c5d02000 da52c4ce b6dea000 c5b0b680 c5b0b680 c5d02000 [ 109.007979] 3f40: b6deb000 00000000 00000000 00000004 c5d03f94 c5d03f60 c0598d6c c05986d8 [ 109.016165] 3f60: 00000000 00000000 c5d03fac da52c4ce 00000009 00000009 b6f32e00 00000004 [ 109.024350] 3f80: c03002e4 c5d02000 c5d03fa4 c5d03f98 c0598dfc c0598d04 00000000 c5d03fa8 [ 109.032533] 3fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6deb000 00000009 00000000 [ 109.040718] 3fc0: 00000009 00000009 b6f32e00 00000004 00000001 00000000 00020000 bee30a54 [ 109.048902] 3fe0: 00000004 bee30788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000 [ 109.057082] Backtrace: [ 109.059558] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.067569] r5:c4b19000 r4:00000028 [ 109.071157] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.079174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.087099] r9:c5d03f60 r8:c538dd80 r7:00000009 r6:b6deb000 r5:c5b0b680 r4:c0c2e8e8 [ 109.094854] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.102691] r9:c07f5b64 r8:c5d03f60 r7:c2816000 r6:b6deb000 r5:c5b0b680 r4:00000000 [ 109.110442] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.117585] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c5d02000 r5:c5b0b680 [ 109.125417] r4:c5b0b680 [ 109.127959] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.135102] r9:c5d02000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:00000009 r4:00000009 [ 109.142856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.150428] Exception stack(0xc5d03fa8 to 0xc5d03ff0) [ 109.155488] 3fa0: 00000009 00000009 00000001 b6deb000 00000009 00000000 [ 109.163673] 3fc0: 00000009 00000009 b6f32e00 00000004 00000001 00000000 00020000 bee30a54 [ 109.171854] 3fe0: 00000004 bee30788 b6e9d4cf b6e237e6 [ 109.176913] Code: e34a3bcd e30d05ac e34c01ac e0233002 (e5843000) [ 109.183016] ---[ end trace 66ef6616401bdbc7 ]--- # Segmentation fault # [ 108.761408] lkdtm: Performing direct entry WRITE_RO # [ 108.768170] lkdtm: attempting bad rodata write at c15e87dc # [ 108.776438] 8<--- cut here --- # [ 108.781742] Unable to handle kernel paging request at virtual address c15e87dc # [ 108.790786] pgd = 9df1efd8 # [ 108.795315] [c15e87dc] *pgd=1141941e(bad) # [ 108.801844] Internal error: Oops: 80d [#12] SMP ARM # [ 108.808714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 108.840419] CPU: 2 PID: 2460 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 108.850410] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.858772] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 108.865719] LR is at 0x0 # [ 108.870073] pc : [] lr : [<00000000>] psr: 600e0013 # [ 108.878161] sp : c5d03e50 ip : 00000027 fp : c5d03e64 # [ 108.885206] r10: 00000009 r9 : c1acc7a8 r8 : c15e8544 # [ 108.892251] r7 : c5d03f60 r6 : 00000009 r5 : c4b19000 r4 : c15e87dc # [ 108.900512] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1acd5ac # [ 108.908776] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.917905] Control: 10c5387d Table: 14e7c04a DAC: 00000051 # [ 108.925470] Process cat (pid: 2460, stack limit = 0xd69427a0) # [ 108.933036] Stack: (0xc5d03e50 to 0xc5d04000) # [ 108.939219] 3e40: 00000028 c4b19000 c5d03e74 c5d03e68 # [ 108.949476] 3e60: c0c2e508 c1359980 c5d03e9c c5d03e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b0b680 # [ 108.958866] 3e80: b6deb000 00000009 c538dd80 c5d03f60 c5d03ec4 c5d03ea0 c07f5bc8 c0c2e8f4 # [ 108.967051] 3ea0: 00000000 c5b0b680 b6deb000 c2816000 c5d03f60 c07f5b64 c5d03f5c c5d03ec8 # [ 108.975237] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c5a49664 c0598d6c c5d02000 # [ 108.983422] 3ee0: b6deb000 00020000 00000004 00000009 0001fff7 c5d03ee0 00000001 00000805 # [ 108.991607] 3f00: c5bd92c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.999792] 3f20: 00000000 00000000 c5d02000 da52c4ce b6dea000 c5b0b680 c5b0b680 c5d02000 # [ 109.007979] 3f40: b6deb000 00000000 00000000 00000004 c5d03f94 c5d03f60 c0598d6c c05986d8 # [ 109.016165] 3f60: 00000000 00000000 c5d03fac da52c4ce 00000009 00000009 b6f32e00 00000004 # [ 109.024350] 3f80: c03002e4 c5d02000 c5d03fa4 c5d03f98 c0598dfc c0598d04 00000000 c5d03fa8 # [ 109.032533] 3fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6deb000 00000009 00000000 # [ 109.040718] 3fc0: 00000009 00000009 b6f32e00 00000004 00000001 00000000 00020000 bee30a54 # [ 109.048902] 3fe0: 00000004 bee30788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000 # [ 109.057082] Backtrace: # [ 109.059558] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.067569] r5:c4b19000 r4:00000028 # [ 109.071157] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.079174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.087099] r9:c5d03f60 r8:c538dd80 r7:00000009 r6:b6deb000 r5:c5b0b680 r4:c0c2e8e8 # [ 109.094854] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.102691] r9:c07f5b64 r8:c5d03f60 r7:c2816000 r6:b6deb000 r5:c5b0b680 r4:00000000 # [ 109.110442] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.117585] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c5d02000 r5:c5b0b680 # [ 109.125417] r4:c5b0b680 # [ 109.127959] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.135102] r9:c5d02000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:00000009 r4:00000009 # [ 109.142856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.150428] Exce[ 109.677131] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT ption stack(0xc5d03fa8 to 0xc5d03[ 109.684384] lkdtm: attempting bad ro_after_init write at c1b7ec60 ff0) # [ 109.155488] 3fa0: [ 109.693305] 8<--- cut here --- [ 0 0100090.060999 63] Unable to handle kernel paging request at virtual address c1b7ec60 00000009 000000[0 1 1b069d.e7b08297] pgd = 3c9235da 00 00000009 00000000 # [ 109.[1 109.712998] [c1b7ec60] *pgd=11a1941e(bad) 63673] 3fc0: 000000[0 9 100090.019703] Internal error: Oops: 80d [#13] SMP ARM 0009 b6f32e00 00000004 00000001 0[ 109.726747] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 0000000 00020000 bee30[a 5 410 9.758451] CPU: 2 PID: 2534 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 109.1718[5 4 ]1 039f.e706:8 531] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000004 bee30788 b6e9d4cf b6e237e[ 109.776984] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 6 # [ 109.176913] Code: e34[a 3109.785154] LR is at __irq_work_queue_local+0x40/0x74 bcd e30d05ac [e 3 41c090.17a9c2 797] pc : [] lr : [] psr: 600e0013 0233002 (e58[4 3 010009). 80 0#972] sp : c4ec7e50 ip : c4ec7d58 fp : c4ec7e64 [ 109.1830[1 6 ]1 0-9-.-8[0 8e1n6] r10: 00000014 r9 : c1acc7b4 r8 : c15e8544 d trace 66e[f 6 160196.480115b1d52] r7 : c4ec7f60 r6 : 00000014 r5 : c4b19000 r4 : c1b7ec60 c7 ]--- #[ W R1I0T9E._8R2O3:5 00] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd5ac issing 'call tra[c e :1'0:9 .[8F31852] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none IL] not ok[ 3 91 0s9e.l8f4t1e0s8] Control: 10c5387d Table: 14d6804a DAC: 00000051 ts: lkdtm: [W R I1T0E9_.R84O8.6s36] Process cat (pid: 2534, stack limit = 0x8e669600) # exit=1 #[ s e1l0f9t.e8s5t6s205] Stack: (0xc4ec7e50 to 0xc4ec8000) lkdtm: WRITE_RO_AFT[E R _1I0N9I.862476] 7e40: 00000029 c4b19000 c4ec7e74 c4ec7e68 .sh [ 109.872909] 7e60: c0c2e508 c13599d0 c4ec7e9c c4ec7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b0b540 [ 109.881518] 7e80: b6e77000 00000014 c538dd80 c4ec7f60 c4ec7ec4 c4ec7ea0 c07f5bc8 c0c2e8f4 [ 109.889708] 7ea0: 00000000 c5b0b540 b6e77000 c2816000 c4ec7f60 c07f5b64 c4ec7f5c c4ec7ec8 [ 109.897897] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4ec6000 [ 109.906085] 7ee0: b6e77000 00020000 00000004 00000014 0001ffec c4ec7ee0 00000001 b6e76000 [ 109.914273] 7f00: c5bd9a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.922463] 7f20: 00000000 00000000 c136f0b0 fc29175b c205c100 c5b0b540 c5b0b540 c4ec6000 [ 109.930653] 7f40: b6e77000 00000000 00000000 00000004 c4ec7f94 c4ec7f60 c0598d6c c05986d8 [ 109.938842] 7f60: 00000000 00000000 c4ec7fac fc29175b 00000014 00000014 b6fbee00 00000004 [ 109.947031] 7f80: c03002e4 c4ec6000 c4ec7fa4 c4ec7f98 c0598dfc c0598d04 00000000 c4ec7fa8 [ 109.955220] 7fa0: c03000c0 c0598df0 00000014 00000014 00000001 b6e77000 00000014 00000000 [ 109.963407] 7fc0: 00000014 00000014 b6fbee00 00000004 00000001 00000000 00020000 bebd2a54 [ 109.971596] 7fe0: 00000004 bebd2788 b6f294cf b6eaf7e6 800e0030 00000001 00000000 00000000 [ 109.979777] Backtrace: [ 109.982260] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.991229] r5:c4b19000 r4:00000029 [ 109.994825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.002848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.010777] r9:c4ec7f60 r8:c538dd80 r7:00000014 r6:b6e77000 r5:c5b0b540 r4:c0c2e8e8 [ 110.018539] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.026379] r9:c07f5b64 r8:c4ec7f60 r7:c2816000 r6:b6e77000 r5:c5b0b540 r4:00000000 [ 110.034136] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.041282] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c4ec6000 r5:c5b0b540 [ 110.049117] r4:c5b0b540 [ 110.051664] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.058811] r9:c4ec6000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5:00000014 r4:00000014 [ 110.066570] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.074146] Exception stack(0xc4ec7fa8 to 0xc4ec7ff0) [ 110.079208] 7fa0: 00000014 00000014 00000001 b6e77000 00000014 00000000 [ 110.087397] 7fc0: 00000014 00000014 b6fbee00 00000004 00000001 00000000 00020000 bebd2a54 [ 110.095582] 7fe0: 00000004 bebd2788 b6f294cf b6eaf7e6 [ 110.100646] Code: e34a3bcd e30d05ac e34c01ac e0233002 (e5843000) [ 110.106754] ---[ end trace 66ef6616401bdbc8 ]--- # Segmentation fault # [ 109.677131] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 109.684384] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 109.693305] 8<--- cut here --- # [ 109.699163] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 109.708297] pgd = 3c9235da # [ 109.712998] [c1b7ec60] *pgd=11a1941e(bad) # [ 109.719703] Internal error: Oops: 80d [#13] SMP ARM # [ 109.726747] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 109.758451] CPU: 2 PID: 2534 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 109.768531] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.776984] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 109.785154] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.792797] pc : [] lr : [] psr: 600e0013 # [ 109.800972] sp : c4ec7e50 ip : c4ec7d58 fp : c4ec7e64 # [ 109.808106] r10: 00000014 r9 : c1acc7b4 r8 : c15e8544 # [ 109.815152] r7 : c4ec7f60 r6 : 00000014 r5 : c4b19000 r4 : c1b7ec60 # [ 109.823500] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1acd5ac # [ 109.831852] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.841068] Control: 10c5387d Table: 14d6804a DAC: 00000051 # [ 109.848636] Process cat (pid: 2534, stack limit = 0x8e669600) # [ 109.856205] Stack: (0xc4ec7e50 to 0xc4ec8000) # [ 109.862476] 7e40: 00000029 c4b19000 c4ec7e74 c4ec7e68 # [ 109.872909] 7e60: c0c2e508 c13599d0 c4ec7e9c c4ec7e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c5b0b540 # [ 109.881518] 7e80: b6e77000 00000014 c538dd80 c4ec7f60 c4ec7ec4 c4ec7ea0 c07f5bc8 c0c2e8f4 # [ 109.889708] 7ea0: 00000000 c5b0b540 b6e77000 c2816000 c4ec7f60 c07f5b64 c4ec7f5c c4ec7ec8 # [ 109.897897] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c4ec6000 # [ 109.906085] 7ee0: b6e77000 00020000 00000004 00000014 0001ffec c4ec7ee0 00000001 b6e76000 # [ 109.914273] 7f00: c5bd9a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.922463] 7f20: 00000000 00000000 c136f0b0 fc29175b c205c100 c5b0b540 c5b0b540 c4ec6000 # [ 109.930653] 7f40: b6e77000 00000000 00000000 00000004 c4ec7f94 c4ec7f60 c0598d6c c05986d8 # [ 109.938842] 7f60: 00000000 00000000 c4ec7fac fc29175b 00000014 00000014 b6fbee00 00000004 # [ 109.947031] 7f80: c03002e4 c4ec6000 c4ec7fa4 c4ec7f98 c0598dfc c0598d04 00000000 c4ec7fa8 # [ 109.955220] 7fa0: c03000c0 c0598df0 00000014 00000014 00000001 b6e77000 00000014 00000000 # [ 109.963407] 7fc0: 00000014 00000014 b6fbee00 00000004 00000001 00000000 00020000 bebd2a54 # [ 109.971596] 7fe0: 00000004 bebd2788 b6f294cf b6eaf7e6 800e0030 00000001 00000000 00000000 # [ 109.979777] Backtrace: # [ 109.982260] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.991229] r5:c4b19000 r4:00000029 # [ 109.994825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.002848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.010777] r9:c4ec7f60 r8:c538dd80 r7:00000014 r6:b6e77000 r5:c5b0b540 r4:c0c2e8e8 # [ 110.018539] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.026379] r9:c07f5b64 r8:c4ec7f60 r7:c2816000 r6:b6e77000 r5:c5b0b540 r4:00000000 # [ 110.034136] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.041282] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c4ec6000 r5:c5b0b540 # [ 110.049117] r4:c5b0b540 # [ 110.051664] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.058811] r9:c4ec6000 r8:c03002e4 r7:00000004 r6:b6fbee00 r5[ 110.617819] lkdtm: Performing direct entry WRITE_KERN :00000014 r4:000000[1 4 11 0#. 624665] lkdtm: attempting bad 7513636 byte write at c135989c 110.066570] [] (sys_w[ 110.632957] 8<--- cut here --- rite) from [1]0 .(638759] Unable to handle kernel paging request at virtual address c135989c et_fast_sys[c a l1l1+00.x604/801x8] pgd = 5c099f01 28) # [ 110.074146] Exce[p t i110.652676] [c135989c] *pgd=1121940e(bad) n stack(0xc4ec7fa[8 t1o1 00.x6c9206] Internal error: Oops: 80d [#14] SMP ARM 4ec7ff0) # [ 110.079208] 7fa0: [ 110.666163] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 000[0 0 011140 697866] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.148-cip18 #1 00000014 0[0 0 0101000.17 0b768e58] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 7000 00000014 000000[0 0 1 1#0 .716213] PC is at memcpy+0x50/0x330 110.087397] [7 f c101:0 .070202213] LR is at 0xe92dd830 0014 0000[0 0 1141 0b.762f7b3e4e7] pc : [] lr : [] psr: 200e0013 0 00000[0 0 41 1000.070305030417 sp : c5869e2c ip : e1a0c00d fp : c5869e64 00000000[ 0 0101200.070402 2b2e0] r10: 0000000b r9 : c1acc7c8 r8 : e89da800 d2a54 # [[ 111100..0749951588] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 2] 7fe0:[ 0 0101000.07054 7b4e4b] r3 : e1a0c00d r2 : 0072a584 r1 : c0c2f298 r0 : c135989c d2788 b6f2[9 4 c1f1 0b.67e6a5f7705] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 6 # [ 110[. 1 0101604.767]4 6C61] Control: 10c5387d Table: 168b804a DAC: 00000051 de: e34a3bcd e[3 0 d10150a.c7 8e2228] Process cat (pid: 2608, stack limit = 0x0b0ff494) 4c01ac e0233[0 0 21 1(0e.5788493967] Stack: (0xc5869e2c to 0xc586a000) 00) # [ 110.1[0 6 715140]. 7-96236] 9e20: c0c2f278 0072a624 c5869f60 c15e8544 c135989c -[ end trace 66e[f 6 6111604.08106493] 9e40: c135989c c1359a80 0000002a c4b1d000 0000000b c5869f60 c5869e74 c5869e68 dbc8 ]--- # WRITE[_ R O1_1A0F.T816752] 9e60: c0c2e508 c1359a40 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c47fac80 R_INIT: missin[g '1c1a0l.l8 2t7095] 9e80: b6e40000 0000000b c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 ace:': [FAIL] [n o t1 1o0k. 8430267] 9ea0: 00000000 c47fac80 b6e40000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 selftests: lkdtm[: W1R1I0T.E8_7440] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 RO_AFTER_INIT.s[h #1 1e0x.i8t5=696] 9ee0: b6e40000 00020000 00000004 0000000b 0001fff5 c5869ee0 00000001 b6e3f000 1 # selftests:[ l k1d1t0m.:8 6W866] 9f00: c5be32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 RITE_KERN.sh [ 110.878037] 9f20: 00000000 00000000 c136f0b0 8def994e c205c100 c47fac80 c47fac80 c5868000 [ 110.887426] 9f40: b6e40000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 [ 110.895613] 9f60: 00000000 00000000 c5869fac 8def994e 0000000b 0000000b b6f87e00 00000004 [ 110.903798] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 [ 110.911983] 9fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6e40000 0000000b 00000000 [ 110.920168] 9fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 be8bfa54 [ 110.928353] 9fe0: 00000004 be8bf788 b6ef24cf b6e787e6 800e0030 00000001 00000000 00000000 [ 110.936533] Backtrace: [ 110.939012] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.947198] r7:c5869f60 r6:0000000b r5:c4b1d000 r4:0000002a [ 110.952871] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.960889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.968815] r9:c5869f60 r8:c538dd80 r7:0000000b r6:b6e40000 r5:c47fac80 r4:c0c2e8e8 [ 110.976570] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.984407] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e40000 r5:c47fac80 r4:00000000 [ 110.992159] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.999301] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c5868000 r5:c47fac80 [ 111.007133] r4:c47fac80 [ 111.009677] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.016819] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:0000000b r4:0000000b [ 111.024572] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.032145] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 111.037203] 9fa0: 0000000b 0000000b 00000001 b6e40000 0000000b 00000000 [ 111.045387] 9fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 be8bfa54 [ 111.053571] 9fe0: 00000004 be8bf788 b6ef24cf b6e787e6 [ 111.058633] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 111.064736] ---[ end trace 66ef6616401bdbc9 ]--- # Segmentation fault # [ 110.617819] lkdtm: Performing direct entry WRITE_KERN # [ 110.624665] lkdtm: attempting bad 7513636 byte write at c135989c # [ 110.632957] 8<--- cut here --- # [ 110.638759] Unable to handle kernel paging request at virtual address c135989c # [ 110.648148] pgd = 5c099f01 # [ 110.652676] [c135989c] *pgd=1121940e(bad) # [ 110.659206] Internal error: Oops: 80d [#14] SMP ARM # [ 110.666163] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 110.697866] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 110.707858] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.716213] PC is at memcpy+0x50/0x330 # [ 110.722213] LR is at 0xe92dd830 # [ 110.727347] pc : [] lr : [] psr: 200e0013 # [ 110.735347] sp : c5869e2c ip : e1a0c00d fp : c5869e64 # [ 110.742220] r10: 0000000b r9 : c1acc7c8 r8 : e89da800 # [ 110.749181] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 110.757441] r3 : e1a0c00d r2 : 0072a584 r1 : c0c2f298 r0 : c135989c # [ 110.765705] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.774661] Control: 10c5387d Table: 168b804a DAC: 00000051 # [ 110.782228] Process cat (pid: 2608, stack limit = 0x0b0ff494) # [ 110.789967] Stack: (0xc5869e2c to 0xc586a000) # [ 110.796236] 9e20: c0c2f278 0072a624 c5869f60 c15e8544 c135989c # [ 110.806493] 9e40: c135989c c1359a80 0000002a c4b1d000 0000000b c5869f60 c5869e74 c5869e68 # [ 110.816752] 9e60: c0c2e508 c1359a40 c5869e9c c5869e78 c0c2ea08 c0c2e4e8 c0c2e8e8 c47fac80 # [ 110.827095] 9e80: b6e40000 0000000b c538dd80 c5869f60 c5869ec4 c5869ea0 c07f5bc8 c0c2e8f4 # [ 110.837267] 9ea0: 00000000 c47fac80 b6e40000 c2816000 c5869f60 c07f5b64 c5869f5c c5869ec8 # [ 110.847440] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f0b0 c0598d6c c5868000 # [ 110.857696] 9ee0: b6e40000 00020000 00000004 0000000b 0001fff5 c5869ee0 00000001 b6e3f000 # [ 110.867866] 9f00: c5be32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.878037] 9f20: 00000000 00000000 c136f0b0 8def994e c205c100 c47fac80 c47fac80 c5868000 # [ 110.887426] 9f40: b6e40000 00000000 00000000 00000004 c5869f94 c5869f60 c0598d6c c05986d8 # [ 110.895613] 9f60: 00000000 00000000 c5869fac 8def994e 0000000b 0000000b b6f87e00 00000004 # [ 110.903798] 9f80: c03002e4 c5868000 c5869fa4 c5869f98 c0598dfc c0598d04 00000000 c5869fa8 # [ 110.911983] 9fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6e40000 0000000b 00000000 # [ 110.920168] 9fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 be8bfa54 # [ 110.928353] 9fe0: 00000004 be8bf788 b6ef24cf b6e787e6 800e0030 00000001 00000000 00000000 # [ 110.936533] Backtrace: # [ 110.939012] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.947198] r7:c5869f60 r6:0000000b r5:c4b1d000 r4:0000002a # [ 110.952871] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.960889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.968815] r9:c5869f60 r8:c538dd80 r7:0000000b r6:b6e40000 r5:c47fac80 r4:c0c2e8e8 # [ 110.976570] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.984407] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e40000 r5:c47fac80 r4:00000000 # [ 110.992159] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.999301] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c5868000 r5:c47fac80 # [ 111.007133] r4:c47fac80 # [ 111.009677] [] (ksys_write) from [] (sys_write+0[x 1 81/101x.15c4)412] lkdtm: attempting good refcount_inc() without overflow # [ 111.016819] r9:c5868000 r[ 111.553714] lkdtm: attempting bad refcount_inc() overflow 8:c03002e4 r7:00000004 r6:b6f87e0[ 111.561931] ------------[ cut here ]------------ 0 r5:0000000b r4:0000000b # [ 1[ 111.569477] WARNING: CPU: 3 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 11.024572] [] (sys_writ[ 111.580686] refcount_t: saturated; leaking memory. e) from [] (ret_fast_sy[ 111.588356] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 scall+0x0/0x28) # [ 111.032145][ 111.620041] CPU: 3 PID: 2683 Comm: cat Tainted: G D W 5.10.148-cip18 #1 Exception[ s t11a1c.k6(300x6c15] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 869fa8 to 0xc58[6 9 f1f101).6 3#871] Backtrace: [ 111.037203] 9fa0: [ 111.643329] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 0000000[b 0101010.060503663] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 00000001 b6e40000[ 0 0101010.0661319] [] (show_stack) from [] (dump_stack+0xe0/0x100) b 00000000 # [ 111.0[4 5 318171.670800] [] (dump_stack) from [] (__warn+0xfc/0x16c) 9fc0: 0000000b [0 0101010.0608b099] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 b6f87e00 00000004 [0 0 0101010.689840] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 1 00000000 [0 0 0121010.0609 9b4e5] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4f9a000 8bfa54 # [ 111.053571][ 9 f1e11.706973] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) : 00000004 be[8 b f171818. 7b168e53] r9:c1acc7d4 r8:c15e8544 r7:c4f9bf60 r6:00000016 r5:c5e9b000 r4:c4f9a000 f24cf b6e787e6 # [ 111.0586[3 3111.728015] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) ] Code: f5d1f05c f5d1f07c e8b1[5 111.740270] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) f8 e2522020 (e8a051f[8 ) 1 11 .#53040] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 111[. 0 6141713.67]6 4-3-3-2[ r4:0000002b end trace 66ef661640[1 b d1b1c19768523] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ]--- # WRITE_KERN: [m i s1s1i1n778782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) g 'call trace:':[ [ 1F1A1I.L7]8949] r9:c4f9bf60 r8:c538dd80 r7:00000016 r6:b6e07000 r5:c488da40 r4:c0c2e8e8 not ok 41 selftests: lk[d t 1m1:.798692] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) WRITE_KERN.sh[ # 1e1x1i.t8=018855] r9:c07f5b64 r8:c4f9bf60 r7:c2816000 r6:b6e07000 r5:c488da40 r4:00000000 # selftests: lk[d t m1:1 1R.E8F18594] [] (vfs_write) from [] (ksys_write+0x74/0xec) OUNT_INC_OVERFL[O W .1s1h1. 827810] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c4f9a000 r5:c488da40 [ 111.837542] r4:c488da40 [ 111.840086] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.847229] r9:c4f9a000 r8:c03002e4 r7:00000004 r6:b6f4ee00 r5:00000016 r4:00000016 [ 111.854984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.862558] Exception stack(0xc4f9bfa8 to 0xc4f9bff0) [ 111.867618] bfa0: 00000016 00000016 00000001 b6e07000 00000016 00000000 [ 111.875804] bfc0: 00000016 00000016 b6f4ee00 00000004 00000001 00000000 00020000 bed1fa54 [ 111.883987] bfe0: 00000004 bed1f788 b6eb94cf b6e3f7e6 [ 111.889124] irq event stamp: 0 [ 111.892215] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.897841] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.905340] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.912872] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.918483] ---[ end trace 66ef6616401bdbca ]--- [ 111.923112] lkdtm: Overflow detected: saturated # [ 111.537986] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 111.545412] lkdtm: attempting good refcount_inc() without overflow # [ 111.553714] lkdtm: attempting bad refcount_inc() overflow # [ 111.561931] ------------[ cut here ]------------ # [ 111.569477] WARNING: CPU: 3 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 111.580686] refcount_t: saturated; leaking memory. # [ 111.588356] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 111.620041] CPU: 3 PID: 2683 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 111.630610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.638871] Backtrace: # [ 111.643329] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.653663] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 111.661319] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.670800] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.680099] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 # [ 111.689840] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.699485] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4f9a000 # [ 111.706973] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 111.718353] r9:c1acc7d4 r8:c15e8544 r7:c4f9bf60 r6:00000016 r5:c5e9b000 r4:c4f9a000 # [ 111.728015] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 111.740270] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 111.753040] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.764332] r4:0000002b # [ 111.768523] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.778782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.788949] r9:c4f9bf60 r8:c538dd80 r7:00000016 r6:b6e07000 r5:c488da40 r4:c0c2e8e8 # [ 111.798692] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.808855] r9:c07f5b64 r8:c4f9bf60 r7:c2816000 r6:b6e07000 r5:c488da40 r4:00000000 # [ 111.818594] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.827810] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c4f9a000 r5:c488da40 # [ 111.837542] r4:c488da40 # [ 111.840086] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.847229] r9:c4f9a000 r8:c03002e4 r7:00000004 r6:b6f4ee00 r5:00000016 r4:00000016 # [ 111.854984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.862558] Exception stack(0xc4f9bfa8 to 0xc4f9bff0) # [ 111.867618] bfa0: 00000016 00000016 00000001 b6e07000 00000016 00000000 # [ 111.875804] bfc0: 00000016 00000016 b6f4ee00 00000004 00000001 00000000 00020000 bed1fa54 # [ 111.883987] bfe0: 00000004 bed1f788 b6eb94cf b6e3f7e6 # [ 111.889124] irq event stamp: 0 # [ 111.892215] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.8[ 112.304513] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 97841] hardirqs last disabled at [ 112.312718] lkdtm: attempting good refcount_add() without overflow (0): [] copy_process+0x[ 112.321636] lkdtm: attempting bad refcount_add() overflow 5c8/0x194c # [ 111.905340] soft[ 112.329907] ------------[ cut here ]------------ irqs last enabled at (0): [] copy_process+0x5c8/0x194c[ 112.348694] refcount_t: saturated; leaking memory. # [ 111.912872] softirqs last d[ 112.356270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 isabled at (0): [<00000000>] 0x0[ 112.388032] CPU: 2 PID: 2717 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 111[. 9 1181428.33]9 8-5-7-] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ end trace 66ef66[1 6 410112b.d406837] Backtrace: ca ]--- # [ 111.923112] lkdtm:[ 112.411468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) Overflow detected[: s1a1t2u.r4a1803] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 ted # REFCOUNT_INC[_ O1V1E2R.F429544] [] (show_stack) from [] (dump_stack+0xe0/0x100) OW: missing 'call trace[: ' :11 2.439023] [] (dump_stack) from [] (__warn+0xfc/0x16c) FAIL] not ok 4[2 s1e1l2f.t4e4s322] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 ts: lkdtm: REFCOUNT_I[N C _1O1V2E458062] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) RFLOW.sh # ex[i t =1112 .#4 6s7e93] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 lftests: lkdtm: REFCOUNT[_ A D1D12.475367] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) OVERFLOW.sh [ 112.486748] r9:c1acc7ec r8:c15e8544 r7:c4e3ff60 r6:00000016 r5:c4b1d000 r4:c4e3e000 [ 112.495627] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 112.505300] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 112.515400] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.524535] r4:0000002c [ 112.527080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.535096] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.543020] r9:c4e3ff60 r8:c538dd80 r7:00000016 r6:b6eb2000 r5:c5d64c80 r4:c0c2e8e8 [ 112.550776] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.558614] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6eb2000 r5:c5d64c80 r4:00000000 [ 112.566367] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.573512] r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c4e3e000 r5:c5d64c80 [ 112.581344] r4:c5d64c80 [ 112.583887] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.591031] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:00000016 r4:00000016 [ 112.598785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.606360] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) [ 112.611421] ffa0: 00000016 00000016 00000001 b6eb2000 00000016 00000000 [ 112.619606] ffc0: 00000016 00000016 b6ff9e00 00000004 00000001 00000000 00020000 beb29a54 [ 112.627788] ffe0: 00000004 beb29788 b6f644cf b6eea7e6 [ 112.632906] irq event stamp: 0 [ 112.635979] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.641603] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.649155] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.656658] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.662295] ---[ end trace 66ef6616401bdbcb ]--- [ 112.666929] lkdtm: Overflow detected: saturated # [ 112.304513] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 112.312718] lkdtm: attempting good refcount_add() without overflow # [ 112.321636] lkdtm: attempting bad refcount_add() overflow # [ 112.329907] ------------[ cut here ]------------ # [ 112.337405] WARNING: CPU: 2 PID: 2717 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 112.348694] refcount_t: saturated; leaking memory. # [ 112.356270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 112.388032] CPU: 2 PID: 2717 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 112.398576] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.406837] Backtrace: # [ 112.411468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.421803] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 112.429544] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.439023] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.448322] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 # [ 112.458062] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.467793] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 # [ 112.475367] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 112.486748] r9:c1acc7ec r8:c15e8544 r7:c4e3ff60 r6:00000016 r5:c4b1d000 r4:c4e3e000 # [ 112.495627] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 112.505300] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 112.515400] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.524535] r4:0000002c # [ 112.527080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.535096] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.543020] r9:c4e3ff60 r8:c538dd80 r7:00000016 r6:b6eb2000 r5:c5d64c80 r4:c0c2e8e8 # [ 112.550776] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.558614] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6eb2000 r5:c5d64c80 r4:00000000 # [ 112.566367] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.573512] r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c4e3e000 r5:c5d64c80 # [ 112.581344] r4:c5d64c80 # [ 112.583887] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.591031] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:00000016 r4:00000016 # [ 112.598785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.606360] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) # [ 112.611421] ffa0: 00000016 00000016 00000001 b6eb2000 00000016 00000000 # [ 112.619606] ffc0: 00000016 00000016 b6ff9e00 00000004 00000001 00000000 00020000 beb29a54 # [ 112.627788] ffe0: 00000004 beb29788 b6f644cf b6eea7e6 # [ 112.632906] irq event stamp: 0 # [ 112.635979] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.641603] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.649155] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 112.6566[ 113.063003] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 58] softirqs last disabled at (0)[ 113.070278] lkdtm: attempting bad refcount_inc_not_zero() overflow : [<00000000>] 0x0 # [ 112.6622[ 113.079374] ------------[ cut here ]------------ 95] ---[ end trace 66ef6616401bdb[ 113.086830] WARNING: CPU: 3 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 cb ]--- # [ 112.666929] lkdtm: [ 113.098112] refcount_t: saturated; leaking memory. Overflow detected: saturated # R[ 113.105716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 EFCOUNT_ADD_OVERFLOW: missing 'ca[ 113.137460] CPU: 3 PID: 2751 Comm: cat Tainted: G D W 5.10.148-cip18 #1 ll trace:'[: [1F1A3I.L1]48 0n26] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) t ok 43 selftest[s : 1l1k3d.t1m56374] Backtrace: REFCOUNT_ADD_OVERFLOW.sh # exit= 113.160919] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 1 # selftests:[ l k1d1t3m.:1 7R253] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 EFCOUNT_INC_NOT_[Z E R1O1_3O.1V7E909] [] (show_stack) from [] (dump_stack+0xe0/0x100) RFLOW.sh [ 113.188215] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.196040] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 [ 113.203794] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.211285] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4f22000 [ 113.216961] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 113.225927] r9:c1acc804 r8:c15e8544 r7:c4f23f60 r6:0000001f r5:c5f98000 r4:7fffffff [ 113.233689] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 113.244136] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 113.255790] r5:c5f98000 r4:c4f22000 [ 113.259385] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.269302] r4:0000002d [ 113.271846] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.279863] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.287787] r9:c4f23f60 r8:c538dd80 r7:0000001f r6:b6dc1000 r5:c488d7c0 r4:c0c2e8e8 [ 113.295543] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.303381] r9:c07f5b64 r8:c4f23f60 r7:c2816000 r6:b6dc1000 r5:c488d7c0 r4:00000000 [ 113.311132] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.318275] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c4f22000 r5:c488d7c0 [ 113.326107] r4:c488d7c0 [ 113.328651] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.335795] r9:c4f22000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:0000001f r4:0000001f [ 113.343549] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.351124] Exception stack(0xc4f23fa8 to 0xc4f23ff0) [ 113.356185] 3fa0: 0000001f 0000001f 00000001 b6dc1000 0000001f 00000000 [ 113.364371] 3fc0: 0000001f 0000001f b6f08e00 00000004 00000001 00000000 00020000 bef49a54 [ 113.372555] 3fe0: 00000004 bef49788 b6e734cf b6df97e6 [ 113.377662] irq event stamp: 0 [ 113.380735] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.386323] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.393861] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.401396] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.407003] ---[ end trace 66ef6616401bdbcc ]--- [ 113.411688] lkdtm: Overflow detected: saturated # [ 113.063003] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 113.070278] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 113.079374] ------------[ cut here ]------------ # [ 113.086830] WARNING: CPU: 3 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 113.098112] refcount_t: saturated; leaking memory. # [ 113.105716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 113.137460] CPU: 3 PID: 2751 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 113.148026] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.156374] Backtrace: # [ 113.160919] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.171253] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 113.178909] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.188215] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.196040] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 # [ 113.203794] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.211285] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4f22000 # [ 113.216961] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 113.225927] r9:c1acc804 r8:c15e8544 r7:c4f23f60 r6:0000001f r5:c5f98000 r4:7fffffff # [ 113.233689] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 113.244136] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 113.255790] r5:c5f98000 r4:c4f22000 # [ 113.259385] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.269302] r4:0000002d # [ 113.271846] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.279863] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.287787] r9:c4f23f60 r8:c538dd80 r7:0000001f r6:b6dc1000 r5:c488d7c0 r4:c0c2e8e8 # [ 113.295543] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.303381] r9:c07f5b64 r8:c4f23f60 r7:c2816000 r6:b6dc1000 r5:c488d7c0 r4:00000000 # [ 113.311132] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.318275] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c4f22000 r5:c488d7c0 # [ 113.326107] r4:c488d7c0 # [ 113.328651] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.335795] r9:c4f22000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:0000001f r4:0000001f # [ 113.343549] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.351124] Exception stack(0xc4f23fa8 to 0xc4f23ff0) # [ 113.356185] 3fa0: 0000001f 0000001f 00000001 b6dc1000 0000001f 00000000 # [ 113.364371] 3fc0: 0000001f 0000001f b6f08e00 00000004 00000001 00000000 00020000 bef49a54 # [ 113.372555] 3fe0: 00000004 bef49788 b6e734cf b6df97e6 # [ 113.377662] irq event stamp: 0 # [ 113.380735] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.386323] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.393861] softirqs last enabled at (0): [] [ 113.806585] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW copy_process+0x5c8/0x194c # [ 1[ 113.815029] lkdtm: attempting bad refcount_add_not_zero() overflow 13.401396] softirqs last disabled[ 113.824201] ------------[ cut here ]------------ at (0): [<00000000>] 0x0 # [ 1[ 113.831589] WARNING: CPU: 2 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 13.407003] ---[ end trace 66ef661[ 113.842841] refcount_t: saturated; leaking memory. 6401bdbcc ]--- # [ 113.411688] [ 113.850482] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 lkdtm: Overflow detected: saturat[ 113.882198] CPU: 2 PID: 2785 Comm: cat Tainted: G D W 5.10.148-cip18 #1 ed # REFC[O U N1T1_3I.N8C9_2N7O52] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _ZERO_OVERFLOW: mi[s s i1n1g3 .'901101] Backtrace: all trace:': [FAIL] not ok 44 se 113.905731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) lftests: lkdtm: REF[C O U1N1T3_.I16065] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 NC_NOT_ZERO_OVER[F L O1W1.3s.h9 23891] [] (show_stack) from [] (dump_stack+0xe0/0x100) exit=1 # selftests: l[k d t1m1:.933286] [] (dump_stack) from [] (__warn+0xfc/0x16c) REFCOUNT_ADD_NO[T _ Z1E1R3O._9O42584] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 ERFLOW.sh [ 113.952410] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.960841] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 [ 113.966516] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 113.975482] r9:c1acc824 r8:c15e8544 r7:c4e3ff60 r6:0000001f r5:c4b14000 r4:7fffffff [ 113.983243] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 113.993691] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 114.005345] r5:c4b14000 r4:c4e3e000 [ 114.008940] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.018856] r4:0000002e [ 114.021400] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.029417] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.037340] r9:c4e3ff60 r8:c538dd80 r7:0000001f r6:b6e1e000 r5:c5d8a500 r4:c0c2e8e8 [ 114.045097] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.052934] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e1e000 r5:c5d8a500 r4:00000000 [ 114.060685] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.067827] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c4e3e000 r5:c5d8a500 [ 114.075659] r4:c5d8a500 [ 114.078201] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.085345] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000001f r4:0000001f [ 114.093098] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.100672] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) [ 114.105732] ffa0: 0000001f 0000001f 00000001 b6e1e000 0000001f 00000000 [ 114.113917] ffc0: 0000001f 0000001f b6f65e00 00000004 00000001 00000000 00020000 be8daa54 [ 114.122099] ffe0: 00000004 be8da788 b6ed04cf b6e567e6 [ 114.127246] irq event stamp: 0 [ 114.130350] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.135944] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.143493] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.151050] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.156670] ---[ end trace 66ef6616401bdbcd ]--- [ 114.161345] lkdtm: Overflow detected: saturated # [ 113.806585] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 113.815029] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 113.824201] ------------[ cut here ]------------ # [ 113.831589] WARNING: CPU: 2 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 113.842841] refcount_t: saturated; leaking memory. # [ 113.850482] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 113.882198] CPU: 2 PID: 2785 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 113.892752] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.901101] Backtrace: # [ 113.905731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.916065] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 113.923891] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.933286] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.942584] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 # [ 113.952410] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.960841] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 # [ 113.966516] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 113.975482] r9:c1acc824 r8:c15e8544 r7:c4e3ff60 r6:0000001f r5:c4b14000 r4:7fffffff # [ 113.983243] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 113.993691] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 114.005345] r5:c4b14000 r4:c4e3e000 # [ 114.008940] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.018856] r4:0000002e # [ 114.021400] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.029417] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.037340] r9:c4e3ff60 r8:c538dd80 r7:0000001f r6:b6e1e000 r5:c5d8a500 r4:c0c2e8e8 # [ 114.045097] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.052934] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e1e000 r5:c5d8a500 r4:00000000 # [ 114.060685] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.067827] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c4e3e000 r5:c5d8a500 # [ 114.075659] r4:c5d8a500 # [ 114.078201] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.085345] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000001f r4:0000001f # [ 114.093098] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.100672] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) # [ 114.105732] ffa0: 0000001f 0000001f 00000001 b6e1e000 0000001f 00000000 # [ 114.113917] ffc0: 0000001f 0000001f b6f65e00 00000004 00000001 00000000 00020000 be8daa54 # [ 114.122099] ffe0: 00000004 be8da788 b6ed04cf b6e567e6 # [ 114.127246] irq event stamp: 0 # [ 114.130350] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.135944] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.143493] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.151050] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.156670] ---[ end trace 66ef6616401bdbcd ]--- # [ 114.161345] lkdtm: Overflow detected: saturated[ 114.575955] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # REFCOUNT_ADD_NOT_ZERO_OVERFLOW[ 114.583831] lkdtm: attempting good refcount_dec() : missing 'call trace:': [FAIL] [ 114.591451] lkdtm: attempting bad refcount_dec() to zero not ok 45 selftests: lkdtm: REFCO[ 114.599528] ------------[ cut here ]------------ UNT_ADD_NOT_ZERO_OVERFLOW.sh # ex[ 114.607007] WARNING: CPU: 1 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 it=1 # selftests: lkdtm: REFCOUN[ 114.618304] refcount_t: decrement hit 0; leaking memory. T_DEC_ZERO.sh [ 114.626446] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 114.656635] CPU: 1 PID: 2819 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 114.664383] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.670915] Backtrace: [ 114.673389] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.680968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 114.686636] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.693957] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.700927] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 [ 114.708681] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.716173] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c4f20000 [ 114.721849] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 114.730816] r9:c1acc844 r8:c15e8544 r7:c4f21f60 r6:00000012 r5:c4f5f000 r4:c4f20000 [ 114.738577] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 114.748246] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 114.758002] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.766792] r4:0000002f [ 114.769338] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.777355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.785280] r9:c4f21f60 r8:c538dd80 r7:00000012 r6:b6db6000 r5:c5b89040 r4:c0c2e8e8 [ 114.793036] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.800874] r9:c07f5b64 r8:c4f21f60 r7:c2816000 r6:b6db6000 r5:c5b89040 r4:00000000 [ 114.808625] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.815768] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c4f20000 r5:c5b89040 [ 114.823602] r4:c5b89040 [ 114.826146] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.833289] r9:c4f20000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:00000012 r4:00000012 [ 114.841045] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.848619] Exception stack(0xc4f21fa8 to 0xc4f21ff0) [ 114.853679] 1fa0: 00000012 00000012 00000001 b6db6000 00000012 00000000 [ 114.861865] 1fc0: 00000012 00000012 b6efde00 00000004 00000001 00000000 00020000 be975a54 [ 114.870047] 1fe0: 00000004 be975788 b6e684cf b6dee7e6 [ 114.875161] irq event stamp: 0 [ 114.878256] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.883846] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.891391] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.898927] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.904513] ---[ end trace 66ef6616401bdbce ]--- [ 114.909165] lkdtm: Zero detected: saturated # [ 114.575955] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 114.583831] lkdtm: attempting good refcount_dec() # [ 114.591451] lkdtm: attempting bad refcount_dec() to zero # [ 114.599528] ------------[ cut here ]------------ # [ 114.607007] WARNING: CPU: 1 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 114.618304] refcount_t: decrement hit 0; leaking memory. # [ 114.626446] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 114.656635] CPU: 1 PID: 2819 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 114.664383] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.670915] Backtrace: # [ 114.673389] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.680968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 114.686636] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.693957] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.700927] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 # [ 114.708681] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.716173] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c4f20000 # [ 114.721849] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 114.730816] r9:c1acc844 r8:c15e8544 r7:c4f21f60 r6:00000012 r5:c4f5f000 r4:c4f20000 # [ 114.738577] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 114.748246] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 114.758002] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.766792] r4:0000002f # [ 114.769338] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.777355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.785280] r9:c4f21f60 r8:c538dd80 r7:00000012 r6:b6db6000 r5:c5b89040 r4:c0c2e8e8 # [ 114.793036] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.800874] r9:c07f5b64 r8:c4f21f60 r7:c2816000 r6:b6db6000 r5:c5b89040 r4:00000000 # [ 114.808625] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.815768] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c4f20000 r5:c5b89040 # [ 114.823602] r4:c5b89040 # [ 114.826146] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.833289] r9:c4f20000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:00000012 r4:00000012 # [ 114.841045] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.848619] Exception stack(0xc4f21fa8 to 0xc4f21ff0) # [ 114.853679] 1fa0: 00000012 00000012 00000001 b6db6000 00000012 00000000 # [ 114.861865] 1fc0: 00000012 00000012 b6efde00 00000004 00000001 00000000 00020000 be975a54 # [ 114.870047] 1fe0: 00000004 be975788 b6e684cf b6dee7e6 # [ 114.875161] irq event stamp: 0 # [ 114.878256] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.883846] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.891391] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.898927] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.904513] ---[ end trace 66ef6616401bdbce ]--- # [ 114.909165] lkdt[ 115.320300] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE m: Zero detected: saturated # RE[ 115.329308] lkdtm: attempting bad refcount_dec() below zero FCOUNT_DEC_ZERO: missing 'call tr[ 115.337637] ------------[ cut here ]------------ ace:': [FAIL] not ok 46 selftest[ 115.345139] WARNING: CPU: 3 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 s: lkdtm: REFCOUNT_DEC_ZERO.sh # [ 115.356530] refcount_t: decrement hit 0; leaking memory. exit=1 # selftests: lkdtm: REFCO[ 115.364605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 UNT_DEC_NEGATIVE.sh [ 115.396303] CPU: 3 PID: 2856 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 115.405832] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.412363] Backtrace: [ 115.414835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.422413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 115.428083] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.435404] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.442373] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 [ 115.450128] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.457618] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c4db6000 [ 115.463293] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 115.472261] r9:c1acc858 r8:c15e8544 r7:c4db7f60 r6:00000016 r5:00000000 r4:c4db6000 [ 115.480021] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 115.489688] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 115.499791] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.508929] r5:c5e9b000 r4:00000030 [ 115.512516] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.520532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.528457] r9:c4db7f60 r8:c538dd80 r7:00000016 r6:b6eae000 r5:c47fa500 r4:c0c2e8e8 [ 115.536212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.544050] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6eae000 r5:c47fa500 r4:00000000 [ 115.551801] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.558944] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4db6000 r5:c47fa500 [ 115.566776] r4:c47fa500 [ 115.569320] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.576464] r9:c4db6000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000016 r4:00000016 [ 115.584219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.591792] Exception stack(0xc4db7fa8 to 0xc4db7ff0) [ 115.596852] 7fa0: 00000016 00000016 00000001 b6eae000 00000016 00000000 [ 115.605038] 7fc0: 00000016 00000016 b6ff5e00 00000004 00000001 00000000 00020000 beb33a54 [ 115.613222] 7fe0: 00000004 beb33788 b6f604cf b6ee67e6 [ 115.618333] irq event stamp: 0 [ 115.621406] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.626996] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.634559] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.642107] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.647720] ---[ end trace 66ef6616401bdbcf ]--- [ 115.652352] lkdtm: Negative detected: saturated # [ 115.320300] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 115.329308] lkdtm: attempting bad refcount_dec() below zero # [ 115.337637] ------------[ cut here ]------------ # [ 115.345139] WARNING: CPU: 3 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 115.356530] refcount_t: decrement hit 0; leaking memory. # [ 115.364605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 115.396303] CPU: 3 PID: 2856 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 115.405832] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.412363] Backtrace: # [ 115.414835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.422413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 115.428083] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.435404] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.442373] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 # [ 115.450128] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.457618] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c4db6000 # [ 115.463293] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 115.472261] r9:c1acc858 r8:c15e8544 r7:c4db7f60 r6:00000016 r5:00000000 r4:c4db6000 # [ 115.480021] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 115.489688] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 115.499791] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.508929] r5:c5e9b000 r4:00000030 # [ 115.512516] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.520532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.528457] r9:c4db7f60 r8:c538dd80 r7:00000016 r6:b6eae000 r5:c47fa500 r4:c0c2e8e8 # [ 115.536212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.544050] r9:c07f5b64 r8:c4db7f60 r7:c2816000 r6:b6eae000 r5:c47fa500 r4:00000000 # [ 115.551801] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.558944] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4db6000 r5:c47fa500 # [ 115.566776] r4:c47fa500 # [ 115.569320] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.576464] r9:c4db6000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000016 r4:00000016 # [ 115.584219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.591792] Exception stack(0xc4db7fa8 to 0xc4db7ff0) # [ 115.596852] 7fa0: 00000016 00000016 00000001 b6eae000 00000016 00000000 # [ 115.605038] 7fc0: 00000016 00000016 b6ff5e00 00000004 00000001 00000000 00020000 beb33a54 # [ 115.613222] 7fe0: 00000004 beb33788 b6f604cf b6ee67e6 # [ 115.618333] irq event stamp: 0 # [ 115.621406] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.626996] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.634559] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.642107] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.647720] ---[ end trace 66ef6616401bdbcf ]--- # [ 115.652352] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 116.077261] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # selftests: lkdtm: REFCOUNT_DEC_[ 116.084756] lkdtm: attempting bad refcount_dec_and_test() below zero AND_TEST_NEGATIVE.sh [ 116.093941] ------------[ cut here ]------------ [ 116.100497] WARNING: CPU: 2 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 116.109066] refcount_t: underflow; use-after-free. [ 116.113901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 116.143064] CPU: 2 PID: 2891 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 116.150816] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.157348] Backtrace: [ 116.159821] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.167401] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 116.173070] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.180393] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.187363] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 [ 116.195118] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.202607] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c48f0000 [ 116.208281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 116.217333] r9:c1acc870 r8:c15e8544 r7:c48f1f60 r6:0000001f r5:00000000 r4:c48f0000 [ 116.225095] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 116.235546] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 116.247208] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.257128] r5:c4d0c000 r4:00000031 [ 116.260715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.268732] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.276657] r9:c48f1f60 r8:c538dd80 r7:0000001f r6:b6e7a000 r5:c488d040 r4:c0c2e8e8 [ 116.284414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.292252] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6e7a000 r5:c488d040 r4:00000000 [ 116.300002] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.307146] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c48f0000 r5:c488d040 [ 116.314979] r4:c488d040 [ 116.317522] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.324664] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:0000001f r4:0000001f [ 116.332418] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.339993] Exception stack(0xc48f1fa8 to 0xc48f1ff0) [ 116.345053] 1fa0: 0000001f 0000001f 00000001 b6e7a000 0000001f 00000000 [ 116.353238] 1fc0: 0000001f 0000001f b6fc1e00 00000004 00000001 00000000 00020000 be8c7a54 [ 116.361422] 1fe0: 00000004 be8c7788 b6f2c4cf b6eb27e6 [ 116.366559] irq event stamp: 0 [ 116.369660] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.375250] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.382783] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.390313] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.395897] ---[ end trace 66ef6616401bdbd0 ]--- [ 116.400556] lkdtm: Negative detected: saturated # [ 116.077261] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 116.084756] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 116.093941] ------------[ cut here ]------------ # [ 116.100497] WARNING: CPU: 2 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 116.109066] refcount_t: underflow; use-after-free. # [ 116.113901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 116.143064] CPU: 2 PID: 2891 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 116.150816] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.157348] Backtrace: # [ 116.159821] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.167401] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 116.173070] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.180393] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.187363] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 # [ 116.195118] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.202607] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c48f0000 # [ 116.208281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 116.217333] r9:c1acc870 r8:c15e8544 r7:c48f1f60 r6:0000001f r5:00000000 r4:c48f0000 # [ 116.225095] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 116.235546] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 116.247208] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.257128] r5:c4d0c000 r4:00000031 # [ 116.260715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.268732] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.276657] r9:c48f1f60 r8:c538dd80 r7:0000001f r6:b6e7a000 r5:c488d040 r4:c0c2e8e8 # [ 116.284414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.292252] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6e7a000 r5:c488d040 r4:00000000 # [ 116.300002] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.307146] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c48f0000 r5:c488d040 # [ 116.314979] r4:c488d040 # [ 116.317522] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.324664] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:0000001f r4:0000001f # [ 116.332418] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.339993] Exception stack(0xc48f1fa8 to 0xc48f1ff0) # [ 116.345053] 1fa0: 0000001f 0000001f 00000001 b6e7a000 0000001f 00000000 # [ 116.353238] 1fc0: 0000001f 0000001f b6fc1e00 00000004 00000001 00000000 00020000 be8c7a54 # [ 116.361422] 1fe0: 00000004 be8c7788 b6f2c4cf b6eb27e6 # [ 116.366559] irq event stamp: 0 # [ 116.369660] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.375250] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.382783] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.390313] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.395897] ---[ end trace 66ef6616401bdbd0 ]--- # [ 116.400556] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 4[ 116.840310] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 8 selftests: lkdtm: REFCOUNT_DEC_[ 116.848371] lkdtm: attempting bad refcount_sub_and_test() below zero AND_TEST_NEGATIVE.sh # selftests[ 116.857450] ------------[ cut here ]------------ : lkdtm: REFCOUNT_SUB_AND_TEST_NE[ 116.864941] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 GATIVE.sh [ 116.876432] refcount_t: underflow; use-after-free. [ 116.882096] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 116.911259] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 116.919008] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.925540] Backtrace: [ 116.928013] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.935592] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 116.941260] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.948582] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.955551] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 [ 116.963306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.970794] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c5d04000 [ 116.976468] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 116.985521] r9:c1acc890 r8:c15e8544 r7:c5d05f60 r6:0000001f r5:c5f98000 r4:c5d04000 [ 116.993281] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 117.003732] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 117.015393] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.025310] r4:00000032 [ 117.027855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.035873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.043798] r9:c5d05f60 r8:c538dd80 r7:0000001f r6:b6e14000 r5:c5a8dcc0 r4:c0c2e8e8 [ 117.051554] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.059391] r9:c07f5b64 r8:c5d05f60 r7:c2816000 r6:b6e14000 r5:c5a8dcc0 r4:00000000 [ 117.067143] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.074285] r10:00000004 r9:00000000 r8:00000000 r7:b6e14000 r6:c5d04000 r5:c5a8dcc0 [ 117.082118] r4:c5a8dcc0 [ 117.084661] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.091805] r9:c5d04000 r8:c03002e4 r7:00000004 r6:b6f5be00 r5:0000001f r4:0000001f [ 117.099560] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.107134] Exception stack(0xc5d05fa8 to 0xc5d05ff0) [ 117.112194] 5fa0: 0000001f 0000001f 00000001 b6e14000 0000001f 00000000 [ 117.120380] 5fc0: 0000001f 0000001f b6f5be00 00000004 00000001 00000000 00020000 bec74a54 [ 117.128561] 5fe0: 00000004 bec74788 b6ec64cf b6e4c7e6 [ 117.133681] irq event stamp: 0 [ 117.136753] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.142369] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.149904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.157405] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.163065] ---[ end trace 66ef6616401bdbd1 ]--- [ 117.167727] lkdtm: Negative detected: saturated # [ 116.840310] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 116.848371] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 116.857450] ------------[ cut here ]------------ # [ 116.864941] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 116.876432] refcount_t: underflow; use-after-free. # [ 116.882096] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 116.911259] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 116.919008] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.925540] Backtrace: # [ 116.928013] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.935592] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 116.941260] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.948582] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.955551] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 # [ 116.963306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.970794] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c5d04000 # [ 116.976468] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 116.985521] r9:c1acc890 r8:c15e8544 r7:c5d05f60 r6:0000001f r5:c5f98000 r4:c5d04000 # [ 116.993281] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 117.003732] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 117.015393] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.025310] r4:00000032 # [ 117.027855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.035873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.043798] r9:c5d05f60 r8:c538dd80 r7:0000001f r6:b6e14000 r5:c5a8dcc0 r4:c0c2e8e8 # [ 117.051554] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.059391] r9:c07f5b64 r8:c5d05f60 r7:c2816000 r6:b6e14000 r5:c5a8dcc0 r4:00000000 # [ 117.067143] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.074285] r10:00000004 r9:00000000 r8:00000000 r7:b6e14000 r6:c5d04000 r5:c5a8dcc0 # [ 117.082118] r4:c5a8dcc0 # [ 117.084661] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.091805] r9:c5d04000 r8:c03002e4 r7:00000004 r6:b6f5be00 r5:0000001f r4:0000001f # [ 117.099560] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.107134] Exception stack(0xc5d05fa8 to 0xc5d05ff0) # [ 117.112194] 5fa0: 0000001f 0000001f 00000001 b6e14000 0000001f 00000000 # [ 117.120380] 5fc0: 0000001f 0000001f b6f5be00 00000004 00000001 00000000 00020000 bec74a54 # [ 117.128561] 5fe0: 00000004 bec74788 b6ec64cf b6e4c7e6 # [ 117.133681] irq event stamp: 0 # [ 117.136753] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.142369] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.149904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.157405] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.163065] ---[ end trace 66ef6616401bdbd1 ]--- # [ 117.167727] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 117.609143] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 117.614828] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 117.621291] lkdtm: Good: zero detected [ 117.625073] lkdtm: Correctly stayed at zero [ 117.629354] lkdtm: attempting bad refcount_inc() from zero [ 117.634868] ------------[ cut here ]------------ [ 117.639579] WARNING: CPU: 2 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 117.648188] refcount_t: addition on 0; use-after-free. [ 117.653344] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 117.682583] CPU: 2 PID: 2958 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 117.690339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.696873] Backtrace: [ 117.699353] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.706938] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 117.712611] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.719938] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.726913] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20908 [ 117.734672] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.742166] r7:00000019 r6:c1a20908 r5:c1a20918 r4:c4d7e000 [ 117.747844] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 117.756901] r9:c1acc8b0 r8:c15e8544 r7:c4d7ff60 r6:00000012 r5:00000000 r4:c4d7e000 [ 117.764667] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 117.774346] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 117.784107] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.792900] r5:c4d0c000 r4:00000033 [ 117.796492] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.804515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.812444] r9:c4d7ff60 r8:c538dd80 r7:00000012 r6:b6e78000 r5:c2806dc0 r4:c0c2e8e8 [ 117.820205] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.828047] r9:c07f5b64 r8:c4d7ff60 r7:c2816000 r6:b6e78000 r5:c2806dc0 r4:00000000 [ 117.835802] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.842949] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c4d7e000 r5:c2806dc0 [ 117.850784] r4:c2806dc0 [ 117.853331] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.860477] r9:c4d7e000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000012 r4:00000012 [ 117.868236] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.875812] Exception stack(0xc4d7ffa8 to 0xc4d7fff0) [ 117.880876] ffa0: 00000012 00000012 00000001 b6e78000 00000012 00000000 [ 117.889064] ffc0: 00000012 00000012 b6fbfe00 00000004 00000001 00000000 00020000 be9f0a54 [ 117.897252] ffe0: 00000004 be9f0788 b6f2a4cf b6eb07e6 [ 117.902387] irq event stamp: 0 [ 117.905465] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.911099] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.918646] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.926151] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.931793] ---[ end trace 66ef6616401bdbd2 ]--- [ 117.936430] lkdtm: Zero detected: saturated # [ 117.609143] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 117.614828] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 117.621291] lkdtm: Good: zero detected # [ 117.625073] lkdtm: Correctly stayed at zero # [ 117.629354] lkdtm: attempting bad refcount_inc() from zero # [ 117.634868] ------------[ cut here ]------------ # [ 117.639579] WARNING: CPU: 2 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 117.648188] refcount_t: addition on 0; use-after-free. # [ 117.653344] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 117.682583] CPU: 2 PID: 2958 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 117.690339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.696873] Backtrace: # [ 117.699353] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.706938] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 117.712611] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.719938] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.726913] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20908 # [ 117.734672] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.742166] r7:00000019 r6:c1a20908 r5:c1a20918 r4:c4d7e000 # [ 117.747844] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 117.756901] r9:c1acc8b0 r8:c15e8544 r7:c4d7ff60 r6:00000012 r5:00000000 r4:c4d7e000 # [ 117.764667] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 117.774346] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 117.784107] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.792900] r5:c4d0c000 r4:00000033 # [ 117.796492] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.804515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.812444] r9:c4d7ff60 r8:c538dd80 r7:00000012 r6:b6e78000 r5:c2806dc0 r4:c0c2e8e8 # [ 117.820205] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.828047] r9:c07f5b64 r8:c4d7ff60 r7:c2816000 r6:b6e78000 r5:c2806dc0 r4:00000000 # [ 117.835802] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.842949] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c4d7e000 r5:c2806dc0 # [ 117.850784] r4:c2806dc0 # [ 117.853331] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.860477] r9:c4d7e000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000012 r4:00000012 # [ 117.868236] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.875812] Exception stack(0xc4d7ffa8 to 0xc4d7fff0) # [ 117.880876] ffa0: 00000012 00000012 00000001 b6e78000 00000012 00000000 # [ 117.889064] ffc0: 00000012 00000012 b6fbfe00 00000004 00000001 00000000 00020000 be9f0a54 # [ 117.897252] ffe0: 00000004 be9f0788 b6f2a4cf b6eb07e6 # [ 117.902387] irq event stamp: 0 # [ 117.905465] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.911099] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.918646] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.926151] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.931793] ---[ end trace 66ef6616401bdbd2 ]--- # [ 117.936430] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 118.399990] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 118.406944] lkdtm: attempting safe refcount_add_not_zero() from zero [ 118.413361] lkdtm: Good: zero detected [ 118.417126] lkdtm: Correctly stayed at zero [ 118.421484] lkdtm: attempting bad refcount_add() from zero [ 118.427007] ------------[ cut here ]------------ [ 118.431681] WARNING: CPU: 0 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 118.440276] refcount_t: addition on 0; use-after-free. [ 118.445425] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 118.474581] CPU: 0 PID: 2992 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 118.482330] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.488862] Backtrace: [ 118.491333] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.498912] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 118.504582] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.511906] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.518877] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20908 [ 118.526633] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.534122] r7:00000019 r6:c1a20908 r5:c1a20918 r4:c5868000 [ 118.539794] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 118.548846] r9:c1acc8c4 r8:c15e8544 r7:c5869f60 r6:00000012 r5:00000000 r4:c5868000 [ 118.556607] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 118.566277] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 118.576027] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.584817] r5:c5f7a000 r4:00000034 [ 118.588404] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.596420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.604346] r9:c5869f60 r8:c538dd80 r7:00000012 r6:b6dbd000 r5:c5a397c0 r4:c0c2e8e8 [ 118.612103] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.619940] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6dbd000 r5:c5a397c0 r4:00000000 [ 118.627692] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.634835] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c5868000 r5:c5a397c0 [ 118.642667] r4:c5a397c0 [ 118.645211] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.652355] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000012 r4:00000012 [ 118.660109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.667683] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 118.672744] 9fa0: 00000012 00000012 00000001 b6dbd000 00000012 00000000 [ 118.680930] 9fc0: 00000012 00000012 b6f04e00 00000004 00000001 00000000 00020000 bedf8a54 [ 118.689114] 9fe0: 00000004 bedf8788 b6e6f4cf b6df57e6 [ 118.694204] irq event stamp: 0 [ 118.697277] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.702893] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.710428] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.717968] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.723556] ---[ end trace 66ef6616401bdbd3 ]--- [ 118.728211] lkdtm: Zero detected: saturated # [ 118.399990] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 118.406944] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 118.413361] lkdtm: Good: zero detected # [ 118.417126] lkdtm: Correctly stayed at zero # [ 118.421484] lkdtm: attempting bad refcount_add() from zero # [ 118.427007] ------------[ cut here ]------------ # [ 118.431681] WARNING: CPU: 0 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 118.440276] refcount_t: addition on 0; use-after-free. # [ 118.445425] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 118.474581] CPU: 0 PID: 2992 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 118.482330] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.488862] Backtrace: # [ 118.491333] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.498912] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 118.504582] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.511906] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.518877] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20908 # [ 118.526633] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.534122] r7:00000019 r6:c1a20908 r5:c1a20918 r4:c5868000 # [ 118.539794] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 118.548846] r9:c1acc8c4 r8:c15e8544 r7:c5869f60 r6:00000012 r5:00000000 r4:c5868000 # [ 118.556607] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 118.566277] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 118.576027] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.584817] r5:c5f7a000 r4:00000034 # [ 118.588404] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.596420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.604346] r9:c5869f60 r8:c538dd80 r7:00000012 r6:b6dbd000 r5:c5a397c0 r4:c0c2e8e8 # [ 118.612103] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.619940] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6dbd000 r5:c5a397c0 r4:00000000 # [ 118.627692] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.634835] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c5868000 r5:c5a397c0 # [ 118.642667] r4:c5a397c0 # [ 118.645211] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.652355] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000012 r4:00000012 # [ 118.660109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.667683] Exception stack(0xc5869fa8 to 0xc5869ff0) # [ 118.672744] 9fa0: 00000012 00000012 00000001 b6dbd000 00000012 00000000 # [ 118.680930] 9fc0: 00000012 00000012 b6f04e00 00000004 00000001 00000000 00020000 bedf8a54 # [ 118.689114] 9fe0: 00000004 bedf8788 b6e6f4cf b6df57e6 # [ 118.694204] irq event stamp: 0 # [ 118.697277] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.702893] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.710428] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.717968] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.723556] ---[ end trace 66ef6616401bdbd3 ]--- # [ 118.728211] 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 [ 119.205529] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 119.211743] lkdtm: attempting bad refcount_inc() from saturated [ 119.217709] ------------[ cut here ]------------ [ 119.222357] WARNING: CPU: 1 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 119.230836] refcount_t: saturated; leaking memory. [ 119.235639] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 119.264800] CPU: 1 PID: 3029 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 119.272551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.279082] Backtrace: [ 119.281555] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.289135] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 119.294805] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.302129] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.309100] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 [ 119.316854] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.324343] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c5d0e000 [ 119.330015] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.338981] r9:c1acc8d8 r8:c15e8544 r7:c5d0ff60 r6:00000017 r5:c5882000 r4:c5d0e000 [ 119.346743] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.356413] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 119.366601] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.375823] r4:00000035 [ 119.378367] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.386383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.394307] r9:c5d0ff60 r8:c538dd80 r7:00000017 r6:b6e7a000 r5:c4808140 r4:c0c2e8e8 [ 119.402065] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.409902] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e7a000 r5:c4808140 r4:00000000 [ 119.417655] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.424800] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5d0e000 r5:c4808140 [ 119.432633] r4:c4808140 [ 119.435177] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.442320] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000017 r4:00000017 [ 119.450074] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.457648] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) [ 119.462708] ffa0: 00000017 00000017 00000001 b6e7a000 00000017 00000000 [ 119.470894] ffc0: 00000017 00000017 b6fc1e00 00000004 00000001 00000000 00020000 be83ca54 [ 119.479077] ffe0: 00000004 be83c788 b6f2c4cf b6eb27e6 [ 119.484216] irq event stamp: 0 [ 119.487291] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.492915] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.500450] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.508007] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.513599] ---[ end trace 66ef6616401bdbd4 ]--- [ 119.518253] lkdtm: Saturation detected: still saturated # [ 119.205529] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 119.211743] lkdtm: attempting bad refcount_inc() from saturated # [ 119.217709] ------------[ cut here ]------------ # [ 119.222357] WARNING: CPU: 1 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.230836] refcount_t: saturated; leaking memory. # [ 119.235639] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 119.264800] CPU: 1 PID: 3029 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 119.272551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.279082] Backtrace: # [ 119.281555] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.289135] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 119.294805] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.302129] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.309100] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 # [ 119.316854] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.324343] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c5d0e000 # [ 119.330015] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.338981] r9:c1acc8d8 r8:c15e8544 r7:c5d0ff60 r6:00000017 r5:c5882000 r4:c5d0e000 # [ 119.346743] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.356413] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 119.366601] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.375823] r4:00000035 # [ 119.378367] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.386383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.394307] r9:c5d0ff60 r8:c538dd80 r7:00000017 r6:b6e7a000 r5:c4808140 r4:c0c2e8e8 # [ 119.402065] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.409902] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e7a000 r5:c4808140 r4:00000000 # [ 119.417655] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.424800] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5d0e000 r5:c4808140 # [ 119.432633] r4:c4808140 # [ 119.435177] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.442320] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000017 r4:00000017 # [ 119.450074] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.457648] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) # [ 119.462708] ffa0: 00000017 00000017 00000001 b6e7a000 00000017 00000000 # [ 119.470894] ffc0: 00000017 00000017 b6fc1e00 00000004 00000001 00000000 00020000 be83ca54 # [ 119.479077] ffe0: 00000004 be83c788 b6f2c4cf b6eb27e6 # [ 119.484216] irq event stamp: 0 # [ 119.487291] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.492915] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.500450] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.508007] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.513599] ---[ end trace 66ef6616401bdbd4 ]--- # [ 119.518253] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 119.984793] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 119.991070] lkdtm: attempting bad refcount_dec() from saturated [ 119.997034] ------------[ cut here ]------------ [ 120.001785] WARNING: CPU: 2 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 120.010331] refcount_t: decrement hit 0; leaking memory. [ 120.015687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 120.045215] CPU: 2 PID: 3064 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 120.052966] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.059498] Backtrace: [ 120.061970] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.069549] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 120.075216] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.082541] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.089510] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 [ 120.097264] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.104753] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c48f0000 [ 120.110427] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 120.119392] r9:c1acc8f0 r8:c15e8544 r7:c48f1f60 r6:00000017 r5:c4d0c000 r4:c48f0000 [ 120.127151] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 120.136816] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 120.147007] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.156230] r4:00000036 [ 120.158775] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.166793] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.174717] r9:c48f1f60 r8:c538dd80 r7:00000017 r6:b6db9000 r5:c5b892c0 r4:c0c2e8e8 [ 120.182473] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.190311] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6db9000 r5:c5b892c0 r4:00000000 [ 120.198063] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.205206] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c48f0000 r5:c5b892c0 [ 120.213040] r4:c5b892c0 [ 120.215582] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.222724] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000017 r4:00000017 [ 120.230478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.238052] Exception stack(0xc48f1fa8 to 0xc48f1ff0) [ 120.243113] 1fa0: 00000017 00000017 00000001 b6db9000 00000017 00000000 [ 120.251298] 1fc0: 00000017 00000017 b6f00e00 00000004 00000001 00000000 00020000 bea9ca54 [ 120.259480] 1fe0: 00000004 bea9c788 b6e6b4cf b6df17e6 [ 120.264578] irq event stamp: 0 [ 120.267676] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.273268] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.280848] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.288407] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.294001] ---[ end trace 66ef6616401bdbd5 ]--- [ 120.298680] lkdtm: Saturation detected: still saturated # [ 119.984793] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 119.991070] lkdtm: attempting bad refcount_dec() from saturated # [ 119.997034] ------------[ cut here ]------------ # [ 120.001785] WARNING: CPU: 2 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 120.010331] refcount_t: decrement hit 0; leaking memory. # [ 120.015687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 120.045215] CPU: 2 PID: 3064 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 120.052966] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.059498] Backtrace: # [ 120.061970] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.069549] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 120.075216] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.082541] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.089510] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20908 # [ 120.097264] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.104753] r7:0000001f r6:c1a20908 r5:c1a2096c r4:c48f0000 # [ 120.110427] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 120.119392] r9:c1acc8f0 r8:c15e8544 r7:c48f1f60 r6:00000017 r5:c4d0c000 r4:c48f0000 # [ 120.127151] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 120.136816] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 120.147007] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.156230] r4:00000036 # [ 120.158775] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.166793] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.174717] r9:c48f1f60 r8:c538dd80 r7:00000017 r6:b6db9000 r5:c5b892c0 r4:c0c2e8e8 # [ 120.182473] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.190311] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6db9000 r5:c5b892c0 r4:00000000 # [ 120.198063] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.205206] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c48f0000 r5:c5b892c0 # [ 120.213040] r4:c5b892c0 # [ 120.215582] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.222724] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000017 r4:00000017 # [ 120.230478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.238052] Exception stack(0xc48f1fa8 to 0xc48f1ff0) # [ 120.243113] 1fa0: 00000017 00000017 00000001 b6db9000 00000017 00000000 # [ 120.251298] 1fc0: 00000017 00000017 b6f00e00 00000004 00000001 00000000 00020000 bea9ca54 # [ 120.259480] 1fe0: 00000004 bea9c788 b6e6b4cf b6df17e6 # [ 120.264578] irq event stamp: 0 # [ 120.267676] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.273268] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.280848] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.288407] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.294001] ---[ end trace 66ef6616401bdbd5 ]--- # [ 120.298680] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 120.760617] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 120.766732] lkdtm: attempting bad refcount_dec() from saturated [ 120.772816] ------------[ cut here ]------------ [ 120.777545] WARNING: CPU: 2 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 120.785997] refcount_t: saturated; leaking memory. [ 120.790934] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 120.820447] CPU: 2 PID: 3099 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 120.828198] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.834729] Backtrace: [ 120.837200] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.844778] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 120.850448] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.857770] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.864742] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 [ 120.872495] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.879986] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 [ 120.885659] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 120.894625] r9:c1acc908 r8:c15e8544 r7:c4e3ff60 r6:00000017 r5:c4d0c000 r4:c4e3e000 [ 120.902387] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 120.912057] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 120.922243] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.931466] r4:00000037 [ 120.934012] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.942029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.949952] r9:c4e3ff60 r8:c538dd80 r7:00000017 r6:b6e93000 r5:c5b8be00 r4:c0c2e8e8 [ 120.957710] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.965548] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e93000 r5:c5b8be00 r4:00000000 [ 120.973299] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.980443] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c4e3e000 r5:c5b8be00 [ 120.988277] r4:c5b8be00 [ 120.990821] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.997965] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000017 r4:00000017 [ 121.005719] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.013293] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) [ 121.018353] ffa0: 00000017 00000017 00000001 b6e93000 00000017 00000000 [ 121.026538] ffc0: 00000017 00000017 b6fdae00 00000004 00000001 00000000 00020000 bed3da54 [ 121.034722] ffe0: 00000004 bed3d788 b6f454cf b6ecb7e6 [ 121.039845] irq event stamp: 0 [ 121.042919] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.048534] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.056057] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.063618] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.069245] ---[ end trace 66ef6616401bdbd6 ]--- [ 121.073881] lkdtm: Saturation detected: still saturated # [ 120.760617] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 120.766732] lkdtm: attempting bad refcount_dec() from saturated # [ 120.772816] ------------[ cut here ]------------ # [ 120.777545] WARNING: CPU: 2 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.785997] refcount_t: saturated; leaking memory. # [ 120.790934] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 120.820447] CPU: 2 PID: 3099 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 120.828198] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.834729] Backtrace: # [ 120.837200] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.844778] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 120.850448] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.857770] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.864742] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20908 # [ 120.872495] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.879986] r7:00000016 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 # [ 120.885659] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 120.894625] r9:c1acc908 r8:c15e8544 r7:c4e3ff60 r6:00000017 r5:c4d0c000 r4:c4e3e000 # [ 120.902387] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 120.912057] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 120.922243] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.931466] r4:00000037 # [ 120.934012] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.942029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.949952] r9:c4e3ff60 r8:c538dd80 r7:00000017 r6:b6e93000 r5:c5b8be00 r4:c0c2e8e8 # [ 120.957710] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.965548] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e93000 r5:c5b8be00 r4:00000000 # [ 120.973299] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.980443] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c4e3e000 r5:c5b8be00 # [ 120.988277] r4:c5b8be00 # [ 120.990821] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.997965] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000017 r4:00000017 # [ 121.005719] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.013293] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) # [ 121.018353] ffa0: 00000017 00000017 00000001 b6e93000 00000017 00000000 # [ 121.026538] ffc0: 00000017 00000017 b6fdae00 00000004 00000001 00000000 00020000 bed3da54 # [ 121.034722] ffe0: 00000004 bed3d788 b6f454cf b6ecb7e6 # [ 121.039845] irq event stamp: 0 # [ 121.042919] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.048534] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.056057] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.063618] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.069245] ---[ end trace 66ef6616401bdbd6 ]--- # [ 121.073881] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 121.528072] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 121.534968] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 121.541747] ------------[ cut here ]------------ [ 121.546396] WARNING: CPU: 2 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 121.554890] refcount_t: saturated; leaking memory. [ 121.559720] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 121.588874] CPU: 2 PID: 3131 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 121.596625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.603157] Backtrace: [ 121.605629] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.613209] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 121.618879] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.626200] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.633173] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 [ 121.640928] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.648421] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c5d0e000 [ 121.654093] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.663060] r9:c1acc920 r8:c15e8544 r7:c5d0ff60 r6:00000020 r5:c4b15000 r4:c0000000 [ 121.670820] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.681269] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 121.693010] r5:c4b15000 r4:c5d0e000 [ 121.696605] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.706608] r4:00000038 [ 121.709153] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.717171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.725095] r9:c5d0ff60 r8:c538dd80 r7:00000020 r6:b6e67000 r5:c47fadc0 r4:c0c2e8e8 [ 121.732853] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.740691] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e67000 r5:c47fadc0 r4:00000000 [ 121.748443] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.755586] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c5d0e000 r5:c47fadc0 [ 121.763420] r4:c47fadc0 [ 121.765963] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.773109] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:00000020 r4:00000020 [ 121.780863] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.788437] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) [ 121.793498] ffa0: 00000020 00000020 00000001 b6e67000 00000020 00000000 [ 121.801682] ffc0: 00000020 00000020 b6faee00 00000004 00000001 00000000 00020000 bec45a54 [ 121.809864] ffe0: 00000004 bec45788 b6f194cf b6e9f7e6 [ 121.814984] irq event stamp: 0 [ 121.818080] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.823670] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.831209] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.838741] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.844334] ---[ end trace 66ef6616401bdbd7 ]--- [ 121.848996] lkdtm: Saturation detected: still saturated # [ 121.528072] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 121.534968] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 121.541747] ------------[ cut here ]------------ # [ 121.546396] WARNING: CPU: 2 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.554890] refcount_t: saturated; leaking memory. # [ 121.559720] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 121.588874] CPU: 2 PID: 3131 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 121.596625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.603157] Backtrace: # [ 121.605629] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.613209] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 121.618879] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.626200] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.633173] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 # [ 121.640928] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.648421] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c5d0e000 # [ 121.654093] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.663060] r9:c1acc920 r8:c15e8544 r7:c5d0ff60 r6:00000020 r5:c4b15000 r4:c0000000 # [ 121.670820] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.681269] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 121.693010] r5:c4b15000 r4:c5d0e000 # [ 121.696605] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.706608] r4:00000038 # [ 121.709153] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.717171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.725095] r9:c5d0ff60 r8:c538dd80 r7:00000020 r6:b6e67000 r5:c47fadc0 r4:c0c2e8e8 # [ 121.732853] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.740691] r9:c07f5b64 r8:c5d0ff60 r7:c2816000 r6:b6e67000 r5:c47fadc0 r4:00000000 # [ 121.748443] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.755586] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c5d0e000 r5:c47fadc0 # [ 121.763420] r4:c47fadc0 # [ 121.765963] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.773109] r9:c5d0e000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:00000020 r4:00000020 # [ 121.780863] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.788437] Exception stack(0xc5d0ffa8 to 0xc5d0fff0) # [ 121.793498] ffa0: 00000020 00000020 00000001 b6e67000 00000020 00000000 # [ 121.801682] ffc0: 00000020 00000020 b6faee00 00000004 00000001 00000000 00020000 bec45a54 # [ 121.809864] ffe0: 00000004 bec45788 b6f194cf b6e9f7e6 # [ 121.814984] irq event stamp: 0 # [ 121.818080] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.823670] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.831209] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.838741] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.844334] ---[ end trace 66ef6616401bdbd7 ]--- # [ 121.848996] 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 [ 122.320629] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 122.327582] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 122.334300] ------------[ cut here ]------------ [ 122.339068] WARNING: CPU: 2 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 122.347592] refcount_t: saturated; leaking memory. [ 122.352396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 122.381614] CPU: 2 PID: 3165 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 122.389373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.395906] Backtrace: [ 122.398379] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.405958] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 122.411628] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.418950] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.425921] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 [ 122.433676] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.441167] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 [ 122.446839] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.455806] r9:c1acc940 r8:c15e8544 r7:c4e3ff60 r6:00000020 r5:c4b15000 r4:c0000000 [ 122.463567] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.474017] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 122.485758] r5:c4b15000 r4:c4e3e000 [ 122.489352] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.499356] r4:00000039 [ 122.501901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.509918] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.517845] r9:c4e3ff60 r8:c538dd80 r7:00000020 r6:b6e1b000 r5:c47fa8c0 r4:c0c2e8e8 [ 122.525600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.533438] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e1b000 r5:c47fa8c0 r4:00000000 [ 122.541189] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.548333] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c4e3e000 r5:c47fa8c0 [ 122.556166] r4:c47fa8c0 [ 122.558709] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.565854] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000020 r4:00000020 [ 122.573609] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.581184] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) [ 122.586246] ffa0: 00000020 00000020 00000001 b6e1b000 00000020 00000000 [ 122.594433] ffc0: 00000020 00000020 b6f62e00 00000004 00000001 00000000 00020000 be8c3a54 [ 122.602616] ffe0: 00000004 be8c3788 b6ecd4cf b6e537e6 [ 122.607740] irq event stamp: 0 [ 122.610814] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.616402] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.623953] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.631501] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.637102] ---[ end trace 66ef6616401bdbd8 ]--- [ 122.641775] lkdtm: Saturation detected: still saturated # [ 122.320629] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 122.327582] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 122.334300] ------------[ cut here ]------------ # [ 122.339068] WARNING: CPU: 2 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.347592] refcount_t: saturated; leaking memory. # [ 122.352396] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 122.381614] CPU: 2 PID: 3165 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 122.389373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.395906] Backtrace: # [ 122.398379] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.405958] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 122.411628] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.418950] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.425921] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20908 # [ 122.433676] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.441167] r7:00000013 r6:c1a20908 r5:c1a208e0 r4:c4e3e000 # [ 122.446839] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.455806] r9:c1acc940 r8:c15e8544 r7:c4e3ff60 r6:00000020 r5:c4b15000 r4:c0000000 # [ 122.463567] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.474017] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 122.485758] r5:c4b15000 r4:c4e3e000 # [ 122.489352] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.499356] r4:00000039 # [ 122.501901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.509918] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.517845] r9:c4e3ff60 r8:c538dd80 r7:00000020 r6:b6e1b000 r5:c47fa8c0 r4:c0c2e8e8 # [ 122.525600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.533438] r9:c07f5b64 r8:c4e3ff60 r7:c2816000 r6:b6e1b000 r5:c47fa8c0 r4:00000000 # [ 122.541189] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.548333] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c4e3e000 r5:c47fa8c0 # [ 122.556166] r4:c47fa8c0 # [ 122.558709] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.565854] r9:c4e3e000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000020 r4:00000020 # [ 122.573609] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.581184] Exception stack(0xc4e3ffa8 to 0xc4e3fff0) # [ 122.586246] ffa0: 00000020 00000020 00000001 b6e1b000 00000020 00000000 # [ 122.594433] ffc0: 00000020 00000020 b6f62e00 00000004 00000001 00000000 00020000 be8c3a54 # [ 122.602616] ffe0: 00000004 be8c3788 b6ecd4cf b6e537e6 # [ 122.607740] irq event stamp: 0 # [ 122.610814] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.616402] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.623953] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.631501] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.637102] ---[ end trace 66ef6616401bdbd8 ]--- # [ 122.641775] 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 [ 123.106143] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 123.113095] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 123.119916] ------------[ cut here ]------------ [ 123.124663] WARNING: CPU: 3 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.133265] refcount_t: underflow; use-after-free. [ 123.138092] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 123.167238] CPU: 3 PID: 3202 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 123.174988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.181520] Backtrace: [ 123.183991] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.191572] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 123.197242] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.204565] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.211537] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 [ 123.219293] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.226784] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c48f0000 [ 123.232459] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.241513] r9:c1acc960 r8:c15e8544 r7:c48f1f60 r6:00000020 r5:c5f98000 r4:c48f0000 [ 123.249276] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.259730] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 123.271482] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.281486] r4:0000003a [ 123.284033] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.292053] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.299978] r9:c48f1f60 r8:c538dd80 r7:00000020 r6:b6e1f000 r5:c5a8c640 r4:c0c2e8e8 [ 123.307735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.315574] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6e1f000 r5:c5a8c640 r4:00000000 [ 123.323327] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.330471] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c48f0000 r5:c5a8c640 [ 123.338304] r4:c5a8c640 [ 123.340848] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.347992] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000020 r4:00000020 [ 123.355745] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.363320] Exception stack(0xc48f1fa8 to 0xc48f1ff0) [ 123.368381] 1fa0: 00000020 00000020 00000001 b6e1f000 00000020 00000000 [ 123.376568] 1fc0: 00000020 00000020 b6f66e00 00000004 00000001 00000000 00020000 be914a54 [ 123.384751] 1fe0: 00000004 be914788 b6ed14cf b6e577e6 [ 123.389870] irq event stamp: 0 [ 123.392944] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.398562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.406083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.413650] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.419287] ---[ end trace 66ef6616401bdbd9 ]--- [ 123.423934] lkdtm: Saturation detected: still saturated # [ 123.106143] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 123.113095] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 123.119916] ------------[ cut here ]------------ # [ 123.124663] WARNING: CPU: 3 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.133265] refcount_t: underflow; use-after-free. # [ 123.138092] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 123.167238] CPU: 3 PID: 3202 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 123.174988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.181520] Backtrace: # [ 123.183991] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.191572] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 123.197242] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.204565] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.211537] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 # [ 123.219293] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.226784] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c48f0000 # [ 123.232459] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.241513] r9:c1acc960 r8:c15e8544 r7:c48f1f60 r6:00000020 r5:c5f98000 r4:c48f0000 # [ 123.249276] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.259730] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 123.271482] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.281486] r4:0000003a # [ 123.284033] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.292053] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.299978] r9:c48f1f60 r8:c538dd80 r7:00000020 r6:b6e1f000 r5:c5a8c640 r4:c0c2e8e8 # [ 123.307735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.315574] r9:c07f5b64 r8:c48f1f60 r7:c2816000 r6:b6e1f000 r5:c5a8c640 r4:00000000 # [ 123.323327] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.330471] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c48f0000 r5:c5a8c640 # [ 123.338304] r4:c5a8c640 # [ 123.340848] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.347992] r9:c48f0000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000020 r4:00000020 # [ 123.355745] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.363320] Exception stack(0xc48f1fa8 to 0xc48f1ff0) # [ 123.368381] 1fa0: 00000020 00000020 00000001 b6e1f000 00000020 00000000 # [ 123.376568] 1fc0: 00000020 00000020 b6f66e00 00000004 00000001 00000000 00020000 be914a54 # [ 123.384751] 1fe0: 00000004 be914788 b6ed14cf b6e577e6 # [ 123.389870] irq event stamp: 0 # [ 123.392944] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.398562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.406083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.413650] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.419287] ---[ end trace 66ef6616401bdbd9 ]--- # [ 123.423934] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh [ 123.883995] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 123.891058] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 123.897867] ------------[ cut here ]------------ [ 123.902556] WARNING: CPU: 1 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.911211] refcount_t: underflow; use-after-free. [ 123.916039] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 123.945204] CPU: 1 PID: 3237 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 123.952954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.959486] Backtrace: [ 123.961960] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.969539] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 123.975209] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.982531] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.989501] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 [ 123.997257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.004747] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c5868000 [ 124.010421] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.019474] r9:c1acc980 r8:c15e8544 r7:c5869f60 r6:00000020 r5:c5882000 r4:c5868000 [ 124.027237] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.037690] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 124.049441] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.059445] r4:0000003b [ 124.061990] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.070008] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.077935] r9:c5869f60 r8:c538dd80 r7:00000020 r6:b6e21000 r5:c5d64dc0 r4:c0c2e8e8 [ 124.085691] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.093531] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e21000 r5:c5d64dc0 r4:00000000 [ 124.101283] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.108426] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5868000 r5:c5d64dc0 [ 124.116259] r4:c5d64dc0 [ 124.118803] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.125947] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000020 r4:00000020 [ 124.133701] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.141275] Exception stack(0xc5869fa8 to 0xc5869ff0) [ 124.146336] 9fa0: 00000020 00000020 00000001 b6e21000 00000020 00000000 [ 124.154523] 9fc0: 00000020 00000020 b6f68e00 00000004 00000001 00000000 00020000 bebdca54 [ 124.162707] 9fe0: 00000004 bebdc788 b6ed34cf b6e597e6 [ 124.167840] irq event stamp: 0 [ 124.170913] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.176501] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.184052] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.191607] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.197195] ---[ end trace 66ef6616401bdbda ]--- [ 124.201857] lkdtm: Saturation detected: still saturated # [ 123.883995] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 123.891058] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 123.897867] ------------[ cut here ]------------ # [ 123.902556] WARNING: CPU: 1 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.911211] refcount_t: underflow; use-after-free. # [ 123.916039] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx dw_hdmi imx_ldb snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 123.945204] CPU: 1 PID: 3237 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 123.952954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.959486] Backtrace: # [ 123.961960] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.969539] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 123.975209] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.982531] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.989501] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20908 # [ 123.997257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.004747] r7:0000001c r6:c1a20908 r5:c1a20944 r4:c5868000 # [ 124.010421] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.019474] r9:c1acc980 r8:c15e8544 r7:c5869f60 r6:00000020 r5:c5882000 r4:c5868000 # [ 124.027237] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.037690] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 124.049441] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.059445] r4:0000003b # [ 124.061990] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.070008] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.077935] r9:c5869f60 r8:c538dd80 r7:00000020 r6:b6e21000 r5:c5d64dc0 r4:c0c2e8e8 # [ 124.085691] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.093531] r9:c07f5b64 r8:c5869f60 r7:c2816000 r6:b6e21000 r5:c5d64dc0 r4:00000000 # [ 124.101283] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.108426] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5868000 r5:c5d64dc0 # [ 124.116259] r4:c5d64dc0 # [ 124.118803] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.125947] r9:c5868000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000020 r4:00000020 # [ 124.133701] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.141275] Exception stack(0xc5869fa8 to 0xc5869ff0) # [ 124.146336] 9fa0: 00000020 00000020 00000001 b6e21000 00000020 00000000 # [ 124.154523] 9fc0: 00000020 00000020 b6f68e00 00000004 00000001 00000000 00020000 bebdca54 # [ 124.162707] 9fe0: 00000004 bebdc788 b6ed34cf b6e597e6 # [ 124.167840] irq event stamp: 0 # [ 124.170913] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.176501] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.184052] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.191607] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.197195] ---[ end trace 66ef6616401bdbda ]--- # [ 124.201857] 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 [ 125.033001] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 125.039133] lkdtm: attempting good copy_to_user of correct size [ 125.045106] lkdtm: attempting bad copy_to_user of too large size # [ 125.033001] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 125.039133] lkdtm: attempting good copy_to_user of correct size # [ 125.045106] 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 [ 125.481917] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 125.488345] lkdtm: attempting good copy_from_user of correct size [ 125.494509] lkdtm: attempting bad copy_from_user of too large size # [ 125.481917] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 125.488345] lkdtm: attempting good copy_from_user of correct size # [ 125.494509] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh [ 125.919562] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 125.926047] lkdtm: attempting good copy_to_user inside whitelist [ 125.932302] lkdtm: attempting bad copy_to_user outside whitelist # [ 125.919562] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 125.926047] lkdtm: attempting good copy_to_user inside whitelist # [ 125.932302] 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 [ 126.364762] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 126.371581] lkdtm: attempting good copy_from_user inside whitelist [ 126.377867] lkdtm: attempting bad copy_from_user outside whitelist # [ 126.364762] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 126.371581] lkdtm: attempting good copy_from_user inside whitelist # [ 126.377867] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh [ 126.809458] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 126.815662] lkdtm: good_stack: c4d6be0c-c4d6be2c [ 126.820432] lkdtm: bad_stack : c4d6bd84-c4d6bda4 [ 126.825111] lkdtm: attempting good copy_to_user of local stack [ 126.831051] lkdtm: attempting bad copy_to_user of distant stack # [ 126.809458] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 126.815662] lkdtm: good_stack: c4d6be0c-c4d6be2c # [ 126.820432] lkdtm: bad_stack : c4d6bd84-c4d6bda4 # [ 126.825111] lkdtm: attempting good copy_to_user of local stack # [ 126.831051] 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 [ 127.274276] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 127.280809] lkdtm: good_stack: c4ab1e0c-c4ab1e2c [ 127.285470] lkdtm: bad_stack : c4ab1d84-c4ab1da4 [ 127.290189] lkdtm: attempting good copy_from_user of local stack [ 127.296232] lkdtm: attempting bad copy_from_user of distant stack # [ 127.274276] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 127.280809] lkdtm: good_stack: c4ab1e0c-c4ab1e2c # [ 127.285470] lkdtm: bad_stack : c4ab1d84-c4ab1da4 # [ 127.290189] lkdtm: attempting good copy_from_user of local stack # [ 127.296232] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh [ 127.746262] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 127.752341] lkdtm: good_stack: c5d03e0c-c5d03e2c [ 127.756970] lkdtm: bad_stack : c5d03ffc-c5d0401c [ 127.761665] lkdtm: attempting good copy_to_user of local stack [ 127.767600] lkdtm: attempting bad copy_to_user of distant stack # [ 127.746262] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 127.752341] lkdtm: good_stack: c5d03e0c-c5d03e2c # [ 127.756970] lkdtm: bad_stack : c5d03ffc-c5d0401c # [ 127.761665] lkdtm: attempting good copy_to_user of local stack # [ 127.767600] 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 [ 128.196328] lkdtm: Performing direct entry USERCOPY_KERNEL [ 128.202022] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 [ 128.209221] lkdtm: attempting bad copy_to_user from kernel text: c053a02c [ 128.216034] lkdtm: FAIL: survived bad copy_to_user() # [ 128.196328] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 128.202022] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 # [ 128.209221] lkdtm: attempting bad copy_to_user from kernel text: c053a02c # [ 128.216034] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh [ 128.652085] lkdtm: Performing direct entry STACKLEAK_ERASING [ 128.657837] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 128.664847] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 128.671825] lkdtm: FAIL: the thread stack is NOT properly erased [ 128.677909] CPU: 1 PID: 3602 Comm: cat Tainted: G D W 5.10.148-cip18 #1 [ 128.685664] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.692199] Backtrace: [ 128.694684] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.702268] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 128.707943] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.715273] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 128.723810] r9:c1acca88 r8:c15e8544 r7:c4d45f60 r6:c4d45e34 r5:c4d44000 r4:0000078d [ 128.731576] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.740371] r8:c15e8544 r7:c4d45f60 r6:00000012 r5:c5e9c000 r4:00000046 [ 128.747087] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.755109] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.763038] r9:c4d45f60 r8:c538dd80 r7:00000012 r6:b6dea000 r5:c5a8d040 r4:c0c2e8e8 [ 128.770801] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.778642] r9:c07f5b64 r8:c4d45f60 r7:c2816000 r6:b6dea000 r5:c5a8d040 r4:00000000 [ 128.786397] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.793545] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c4d44000 r5:c5a8d040 [ 128.801380] r4:c5a8d040 [ 128.803927] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.811075] r9:c4d44000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:00000012 r4:00000012 [ 128.818832] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.826409] Exception stack(0xc4d45fa8 to 0xc4d45ff0) [ 128.831472] 5fa0: 00000012 00000012 00000001 b6dea000 00000012 00000000 [ 128.839661] 5fc0: 00000012 00000012 b6f31e00 00000004 00000001 00000000 00020000 becbfa54 [ 128.847848] 5fe0: 00000004 becbf788 b6e9c4cf b6e227e6 # [ 128.652085] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 128.657837] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 128.664847] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 128.671825] lkdtm: FAIL: the thread stack is NOT properly erased # [ 128.677909] CPU: 1 PID: 3602 Comm: cat Tainted: G D W 5.10.148-cip18 #1 # [ 128.685664] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.692199] Backtrace: # [ 128.694684] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.702268] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 128.707943] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.715273] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 128.723810] r9:c1acca88 r8:c15e8544 r7:c4d45f60 r6:c4d45e34 r5:c4d44000 r4:0000078d # [ 128.731576] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.740371] r8:c15e8544 r7:c4d45f60 r6:00000012 r5:c5e9c000 r4:00000046 # [ 128.747087] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.755109] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.763038] r9:c4d45f60 r8:c538dd80 r7:00000012 r6:b6dea000 r5:c5a8d040 r4:c0c2e8e8 # [ 128.770801] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.778642] r9:c07f5b64 r8:c4d45f60 r7:c2816000 r6:b6dea000 r5:c5a8d040 r4:00000000 # [ 128.786397] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.793545] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c4d44000 r5:c5a8d040 # [ 128.801380] r4:c5a8d040 # [ 128.803927] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.811075] r9:c4d44000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:00000012 r4:00000012 # [ 128.818832] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.826409] Exception stack(0xc4d45fa8 to 0xc4d45ff0) # [ 128.831472] 5fa0: 00000012 00000012 00000001 b6dea000 00000012 00000000 # [ 128.839661] 5fc0: 00000012 00000012 b6f31e00 00000004 00000001 00000000 00020000 becbfa54 # [ 128.847848] 5fe0: 00000004 becbf788 b6e9c4cf b6e227e6 # 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 [ 129.299171] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 129.304850] lkdtm: Calling matched prototype ... [ 129.309546] lkdtm: Calling mismatched prototype ... [ 129.314438] lkdtm: Fail: survived mismatched prototype function call! # [ 129.299171] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 129.304850] lkdtm: Calling matched prototype ... # [ 129.309546] lkdtm: Calling mismatched prototype ... # [ 129.314438] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #