[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 192.168.101.99 (3 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 7844813/tftp-deploy-3oai4jds/kernel/zImage tftp 0x10000000 7844813/tftp-deploy-3oai4jds/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '7844813/tftp-deploy-3oai4jds/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 2.7 MiB/s done Bytes transferred = 12341760 (bc5200 hex) => tftp 0x14000000 7844813/tftp-deploy-3oai4jds/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7844813/tftp-deploy-3oai4jds/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '7844813/tftp-deploy-3oai4jds/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 3 MiB/s done Bytes transferred = 15423130 (eb569a hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7844813/tftp-deploy-3oai4jds/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7844813/tftp-deploy-3oai4jds/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '7844813/tftp-deploy-3oai4jds/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.5 MiB/s done Bytes transferred = 42393 (a599 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7844813/extract-nfsrootfs-89qwhhbv,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7844813/extract-nfsrootfs-89qwhhbv,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: 15423066 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 5.10.147-cip18 (KernelCI@build-j454141-arm-gcc-10-multi-v7-defconfig-kselftest-vxxsm) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Nov 4 07:50:15 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=192.168.101.1:/var/lib/lava/dispatcher/tmp/7844813/extract-nfsrootfs-89qwhhbv,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: 921460K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61580K 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 [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000040] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.005477] Console: colour dummy device 80x30 [ 0.005543] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.005575] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.005602] ... MAX_LOCK_DEPTH: 48 [ 0.005629] ... MAX_LOCKDEP_KEYS: 8192 [ 0.005655] ... CLASSHASH_SIZE: 4096 [ 0.005682] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.005707] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.005735] ... CHAINHASH_SIZE: 32768 [ 0.005760] memory used by lock dependency info: 4061 kB [ 0.005787] memory used for stack traces: 2112 kB [ 0.005812] per task-struct memory footprint: 1536 bytes [ 0.005913] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005966] pid_max: default: 32768 minimum: 301 [ 0.006353] LSM: Security Framework initializing [ 0.006466] LSM support for eBPF active [ 0.006612] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.006666] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.009338] CPU: Testing write buffer coherency: ok [ 0.009461] CPU0: Spectre v2: using BPIALL workaround [ 0.010454] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.014348] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.016952] rcu: Hierarchical SRCU implementation. [ 0.027169] EFI services will not be available. [ 0.028502] smp: Bringing up secondary CPUs ... [ 0.031875] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.031891] CPU1: Spectre v2: using BPIALL workaround [ 0.035940] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.035954] CPU2: Spectre v2: using BPIALL workaround [ 0.039917] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.039932] CPU3: Spectre v2: using BPIALL workaround [ 0.040801] smp: Brought up 1 node, 4 CPUs [ 0.040844] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.040881] CPU: All CPU(s) started in SVC mode. [ 0.043506] devtmpfs: initialized [ 0.100331] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102996] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.103070] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107819] pinctrl core: initialized pinctrl subsystem [ 0.114957] DMI not present or invalid. [ 0.117300] NET: Registered protocol family 16 [ 0.129035] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138614] thermal_sys: Registered thermal governor 'step_wise' [ 0.139239] cpuidle: using governor menu [ 0.139767] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.913169] vdd1p1: supplied by regulator-dummy [ 0.946080] vdd3p0: supplied by regulator-dummy [ 0.978511] vdd2p5: supplied by regulator-dummy [ 1.011059] vddarm: supplied by regulator-dummy [ 1.044568] vddpu: supplied by regulator-dummy [ 1.076140] vddsoc: supplied by regulator-dummy [ 2.454543] No ATAGs? [ 2.455164] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.455251] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.475619] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.506477] Serial: AMBA PL011 UART driver [ 2.572228] Kprobes globally optimized [ 2.668048] mxs-dma 110000.dma-apbh: initialized [ 2.701624] iommu: Default domain type: Translated [ 2.703784] vgaarb: loaded [ 2.708677] SCSI subsystem initialized [ 2.710961] usbcore: registered new interface driver usbfs [ 2.711285] usbcore: registered new interface driver hub [ 2.711529] usbcore: registered new device driver usb [ 2.719336] i2c i2c-0: IMX I2C adapter registered [ 2.726427] i2c i2c-1: IMX I2C adapter registered [ 2.731098] i2c i2c-2: IMX I2C adapter registered [ 2.735997] pps_core: LinuxPPS API ver. 1 registered [ 2.736039] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.736140] PTP clock support registered [ 2.754717] clocksource: Switched to clocksource mxc_timer1 [ 4.448873] NET: Registered protocol family 2 [ 4.449693] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.453078] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.453260] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.453493] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.455063] TCP: Hash tables configured (established 8192 bind 8192) [ 4.456108] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.456454] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.456712] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.457487] NET: Registered protocol family 1 [ 4.460406] RPC: Registered named UNIX socket transport module. [ 4.460497] RPC: Registered udp transport module. [ 4.460540] RPC: Registered tcp transport module. [ 4.460580] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.460635] NET: Registered protocol family 44 [ 4.460705] PCI: CLS 0 bytes, default 64 [ 4.463271] Trying to unpack rootfs image as initramfs... [ 6.348965] Freeing initrd memory: 15064K [ 6.349980] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.351164] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.360513] Initialise system trusted keyrings [ 6.361560] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.412484] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.416374] NFS: Registering the id_resolver key type [ 6.416572] Key type id_resolver registered [ 6.416662] Key type id_legacy registered [ 6.417322] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.417424] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.417622] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.419937] Key type asymmetric registered [ 6.420060] Asymmetric key parser 'x509' registered [ 6.420493] bounce: pool size: 64 pages [ 6.420670] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.420775] io scheduler mq-deadline registered [ 6.420818] io scheduler kyber registered [ 6.421733] test_firmware: interface ready [ 6.673558] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.673820] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.942073] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.963833] SuperH (H)SCI(F) driver initialized [ 6.967070] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.972370] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.903284] printk: console [ttymxc1] enabled [ 7.914525] msm_serial: driver initialized [ 7.919812] STMicroelectronics ASC driver initialized [ 7.931884] STM32 USART driver initialized [ 7.959385] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.983678] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.992134] panel-simple panel-lcd: Specify missing connector_type [ 8.000128] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.056306] brd: module loaded [ 8.119043] loop: module loaded [ 8.125607] lkdtm: No crash points registered, enable through debugfs [ 8.148817] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.156869] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.164988] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.173209] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.181345] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.189740] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.197552] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.209003] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.216132] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.225031] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.239489] scsi host0: ahci-imx [ 8.245218] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.314086] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.328060] pps pps0: new PPS source ptp0 [ 8.375304] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.386460] e1000e: Intel(R) PRO/1000 Network Driver [ 8.391465] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.397724] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.403160] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.432738] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.440456] usbcore: registered new interface driver pegasus [ 8.446420] usbcore: registered new interface driver asix [ 8.452000] usbcore: registered new interface driver ax88179_178a [ 8.458328] usbcore: registered new interface driver cdc_ether [ 8.464465] usbcore: registered new interface driver smsc75xx [ 8.470484] usbcore: registered new interface driver smsc95xx [ 8.476468] usbcore: registered new interface driver net1080 [ 8.482306] usbcore: registered new interface driver cdc_subset [ 8.488459] usbcore: registered new interface driver zaurus [ 8.494317] usbcore: registered new interface driver cdc_ncm [ 8.513930] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.520627] ehci-pci: EHCI PCI platform driver [ 8.525316] ehci-platform: EHCI generic platform driver [ 8.531665] ehci-orion: EHCI orion driver [ 8.536735] SPEAr-ehci: EHCI SPEAr driver [ 8.541705] ehci-st: EHCI STMicroelectronics driver [ 8.547588] ehci-exynos: EHCI Exynos driver [ 8.552723] ehci-atmel: EHCI Atmel driver [ 8.557735] tegra-ehci: Tegra EHCI driver [ 8.562739] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.569082] ohci-pci: OHCI PCI platform driver [ 8.573722] ohci-platform: OHCI generic platform driver [ 8.580060] SPEAr-ohci: OHCI SPEAr driver [ 8.585082] ohci-st: OHCI STMicroelectronics driver [ 8.590933] ohci-atmel: OHCI Atmel driver [ 8.598844] usbcore: registered new interface driver usb-storage [ 8.639948] i2c /dev entries driver [ 8.732134] sdhci: Secure Digital Host Controller Interface driver [ 8.738457] sdhci: Copyright(c) Pierre Ossman [ 8.753287] Synopsys Designware Multimedia Card Interface Driver [ 8.754633] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 8.766245] ata1.00: ATA-8: INTEL SSDSA2CW080G3, 4PC10362, max UDMA/133 [ 8.767554] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.772901] ata1.00: 156301488 sectors, multi 1: LBA48 NCQ (depth 32) [ 8.782528] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.790495] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.790541] ata1.00: configured for UDMA/133 [ 8.797984] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.807537] ledtrig-cpu: registered to indicate activity on CPUs [ 8.808881] scsi 0:0:0:0: Direct-Access ATA INTEL SSDSA2CW08 0362 PQ: 0 ANSI: 5 [ 8.817727] usbcore: registered new interface driver usbhid [ 8.827413] usbhid: USB HID core driver [ 8.830433] ata1.00: Enabling discard_zeroes_data [ 8.837910] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.848548] sd 0:0:0:0: [sda] 156301488 512-byte logical blocks: (80.0 GB/74.5 GiB) [ 8.855868] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.857347] sd 0:0:0:0: [sda] Write Protect is off [ 8.859108] netem: version 1.3 [ 8.859353] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.862172] gre: GRE over IPv4 demultiplexor driver [ 8.862190] ip_gre: GRE over IPv4 tunneling driver [ 8.869429] IPv4 over IPsec tunneling driver [ 8.882044] NET: Registered protocol family 10 [ 8.887070] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 8.897804] Segment Routing with IPv6 [ 8.914816] ip6_gre: GRE over IPv6 tunneling driver [ 8.922721] NET: Registered protocol family 17 [ 8.929083] Key type dns_resolver registered [ 8.931324] ata1.00: Enabling discard_zeroes_data [ 8.944096] sda: sda1 sda2 sda3 [ 8.951222] mmc2: new high speed SDHC card at address 0001 [ 8.953879] ThumbEE CPU extension supported. [ 8.961370] Registering SWP/SWPB emulation handler [ 8.965922] ata1.00: Enabling discard_zeroes_data [ 8.967165] mmcblk2: mmc2:0001 SD 14.6 GiB [ 8.971702] Loading compiled-in X.509 certificates [ 8.973231] sd 0:0:0:0: [sda] Attached SCSI disk [ 8.997810] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 9.005482] GPT:29296874 != 30560255 [ 9.009101] GPT:Alternate GPT header not at the end of the disk. [ 9.015204] GPT:29296874 != 30560255 [ 9.018819] GPT: Use GNU Parted to correct GPT errors. [ 9.024078] mmcblk2: p1 p2 p3 [ 9.214991] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.223381] panel-simple panel-lcd: Specify missing connector_type [ 9.237225] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.281423] imx_usb 2184200.usb: No over current polarity defined [ 9.296072] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.301299] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.335151] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.356590] hub 1-0:1.0: USB hub found [ 9.362995] hub 1-0:1.0: 1 port detected [ 9.380283] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.414110] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.422483] panel-simple panel-lcd: Specify missing connector_type [ 9.436309] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.468894] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.477217] panel-simple panel-lcd: Specify missing connector_type [ 9.490990] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.509287] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.540076] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.548496] panel-simple panel-lcd: Specify missing connector_type [ 9.562306] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.583486] 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) [ 9.598960] IP-Config: Failed to open gretap0 [ 9.603363] IP-Config: Failed to open erspan0 [ 9.634530] Sending DHCP requests . [ 9.764793] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.984202] hub 1-1:1.0: USB hub found [ 9.989066] hub 1-1:1.0: 3 ports detected [ 10.021485] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.029847] panel-simple panel-lcd: Specify missing connector_type [ 10.043767] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.676256] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.685115] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.634767] ., OK [ 12.677295] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.99 [ 12.685589] IP-Config: Complete: [ 12.688906] device=eth0, hwaddr=00:19:b8:07:40:03, ipaddr=192.168.101.99, mask=255.255.255.0, gw=192.168.101.1 [ 12.699650] host=imx6q-sabrelite-cbg-0, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 12.708532] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 12.708579] nameserver0=192.168.101.1 [ 12.781243] Freeing unused kernel memory: 2048K [ 12.795459] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 16.954755] imx-ipuv3 2400000.ipu: IPUv3H probed [ 16.996298] imx-ipuv3 2800000.ipu: IPUv3H probed [ 17.002536] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.011297] panel-simple panel-lcd: Specify missing connector_type [ 17.045499] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.070294] CAN device driver interface [ 17.101147] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.109680] panel-simple panel-lcd: Specify missing connector_type [ 17.142090] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.195454] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.203819] panel-simple panel-lcd: Specify missing connector_type [ 17.227110] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.236209] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.248899] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.255710] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.261815] caam 2100000.crypto: Entropy delay = 3200 [ 17.322627] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.383391] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.388657] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.395385] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.421006] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.430477] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.436754] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.439904] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.480818] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.511501] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.523045] panel-simple panel-lcd: Specify missing connector_type [ 17.524585] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.531089] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.538322] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.541402] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.559762] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.560804] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.568601] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.574888] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.575722] panel-simple panel-lcd: Specify missing connector_type [ 17.609553] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.654740] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.663224] panel-simple panel-lcd: Specify missing connector_type [ 17.696125] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.704286] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.704928] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.720862] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.721394] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.729386] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.738457] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.755040] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.762160] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.802278] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.810916] panel-simple panel-lcd: Specify missing connector_type [ 17.883864] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.892664] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.901247] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.909694] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.927919] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.590158] caam algorithms registered in /proc/crypto [ 18.600964] caam 2100000.crypto: registering rng-caam [ 18.634750] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.643133] panel-simple panel-lcd: Specify missing connector_type [ 18.662810] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.671581] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.680520] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.689303] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.704516] panel-simple panel-lvds0: supply power not found, using dummy regulator 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. [ 18.790007] random: crng init done IP-Config: eth0 hardware address 00:19:b8:07:40:03 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 192.168.101.1): address: 192.168.101.99 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-0 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 22.210352] systemd[1]: System time before build time, advancing clock. [ 22.483783] 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) [ 22.513271] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 22.571803] systemd[1]: Set hostname to . [ 24.708529] systemd[1]: Queued start job for default target Graphical Interface. [ 24.723888] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 24.770027] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 24.821358] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 24.870644] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 24.920426] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 24.969596] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 25.017500] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.030502] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 25.076086] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 25.116024] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 25.165662] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 25.205766] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 25.250291] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 25.355331] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 25.369264] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 25.422345] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 25.462254] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 25.518488] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 25.560289] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 25.608756] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 25.619114] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 25.638363] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 25.689533] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 25.748176] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 25.817440] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 25.868783] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 25.915356] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 25.985563] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 25.994986] fuse: init (API version 7.32) [ 26.017660] systemd[1]: Starting Journal Service... Starting Journal Service... [ 26.081564] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 26.134100] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 26.190757] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 26.259105] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 26.305157] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 26.363435] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 26.447433] systemd[1]: modprobe@configfs.service: Succeeded. [ 26.457816] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 26.510686] systemd[1]: modprobe@drm.service: Succeeded. [ 26.521354] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 26.570740] systemd[1]: modprobe@fuse.service: Succeeded. [ 26.581425] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 26.640566] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 26.680360] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 26.738223] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 26.794406] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 26.907121] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 26.916934] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 26.935841] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 26.984247] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 27.036112] systemd[1]: Starting Create System Users... Starting Create System Users... [ 27.082647] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. Starting Flush Journal to Persistent Storage... [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ 27.400747] systemd-journald[277]: Received client request to flush runtime journal. [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Service. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. Starting Network Name Resolution... [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... [ OK ] Found device /dev/ttymxc1. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Started Network Name Resolution. [ OK ] Started User Login Management. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.147-cip18 #1 SMP Fri Nov 4 07:50:15 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/7844813/extract-nfsrootfs-89qwhhbv' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7844813/extract-nfsrootfs-89qwhhbv' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-7844813/environment . /lava-7844813/environment / # /lava-7844813/bin/lava-test-runner /lava-7844813/0 /lava-7844813/bin/lava-test-runner /lava-7844813/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7844813/0/tests/0_timesync-off ++ cat uuid + UUID=7844813_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7844813/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7844813_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/linux-5.10.y-cip/v5.10.147-cip18-12-gcb2b164780be/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7844813/0/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... 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. --2022-11-04 09:58:27-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.147-cip18-12-gcb2b164780be/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: 1408880 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 46.39K 164KB/s kselftest.tar.xz 14%[=> ] 201.46K 342KB/s kselftest.tar.xz 29%[====> ] 410.74K 476KB/s kselftest.tar.xz 51%[=========> ] 709.10K 609KB/s kselftest.tar.xz 66%[============> ] 913.21K 627KB/s kselftest.tar.xz 81%[===============> ] 1.10M 646KB/s kselftest.tar.xz 98%[==================> ] 1.32M 664KB/s kselftest.tar.xz 100%[===================>] 1.34M 674KB/s in 2.0s 2022-11-04 09:58:30 (674 KB/s) - 'kselftest.tar.xz' saved [1408880/1408880] 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 ======================================== [ 98.117328] 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 [ 98.973783] lkdtm: Performing direct entry BUG [ 98.978749] ------------[ cut here ]------------ [ 98.983379] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 98.988614] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 98.993763] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 99.022839] CPU: 2 PID: 803 Comm: cat Not tainted 5.10.147-cip18 #1 [ 99.029114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.035663] PC is at lkdtm_BUG+0x14/0x18 [ 99.039600] LR is at lkdtm_do_action+0x2c/0x4c [ 99.044053] pc : [] lr : [] psr: a00e0013 [ 99.050326] sp : c6c8fe58 ip : c6c8fe68 fp : c6c8fe64 [ 99.055559] r10: 00000004 r9 : c1acc1fc r8 : c15e8544 [ 99.060792] r7 : c6c8ff60 r6 : 00000004 r5 : c6fa5000 r4 : 00000001 [ 99.067328] r3 : c0c2ea54 r2 : e5ddd4ea r1 : ef7ab5e0 r0 : c15e854c [ 99.073863] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 99.081008] Control: 10c5387d Table: 16e5004a DAC: 00000051 [ 99.086765] Process cat (pid: 803, stack limit = 0xb3d7c1ed) [ 99.092432] Stack: (0xc6c8fe58 to 0xc6c90000) [ 99.096799] fe40: c6c8fe74 c6c8fe68 [ 99.104991] fe60: c0c2e4e8 c0c2ea60 c6c8fe9c c6c8fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b9a640 [ 99.113180] fe80: b6e53000 00000004 c30e5000 c6c8ff60 c6c8fec4 c6c8fea0 c07f5bc8 c0c2e8d4 [ 99.121369] fea0: 00000000 c6b9a640 b6e53000 c2816000 c6c8ff60 c07f5b64 c6c8ff5c c6c8fec8 [ 99.129559] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6c8e000 [ 99.137747] fee0: b6e53000 00020000 00000004 00000004 0001fffc c6c8fee0 00000001 b6e52000 [ 99.145934] ff00: c6b83400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.154123] ff20: 00000000 00000000 c136f088 e5ddd4ea c205c100 c6b9a640 c6b9a640 c6c8e000 [ 99.162311] ff40: b6e53000 00000000 00000000 00000004 c6c8ff94 c6c8ff60 c0598d6c c05986d8 [ 99.170501] ff60: 00000000 00000000 c6c8ffac e5ddd4ea 00000004 00000004 b6f9ae00 00000004 [ 99.178688] ff80: c03002e4 c6c8e000 c6c8ffa4 c6c8ff98 c0598dfc c0598d04 00000000 c6c8ffa8 [ 99.186876] ffa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e53000 00000004 00000000 [ 99.195065] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 [ 99.203253] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 800e0030 00000001 00000000 00000000 [ 99.211434] Backtrace: [ 99.213909] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.221496] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.229522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.237451] r9:c6c8ff60 r8:c30e5000 r7:00000004 r6:b6e53000 r5:c6b9a640 r4:c0c2e8c8 [ 99.245212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.253054] r9:c07f5b64 r8:c6c8ff60 r7:c2816000 r6:b6e53000 r5:c6b9a640 r4:00000000 [ 99.260809] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.267955] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c8e000 r5:c6b9a640 [ 99.275791] r4:c6b9a640 [ 99.278339] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.285484] r9:c6c8e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000004 r4:00000004 [ 99.293242] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.300818] Exception stack(0xc6c8ffa8 to 0xc6c8fff0) [ 99.305881] ffa0: 00000004 00000004 00000001 b6e53000 00000004 00000000 [ 99.314069] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 [ 99.322253] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 [ 99.327318] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 99.333425] ---[ end trace 038114aa487ce881 ]--- [ 99.338053] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 99.346934] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 803, name: cat [ 99.354595] INFO: lockdep is turned off. [ 99.358524] irq event stamp: 1558 [ 99.361860] hardirqs last enabled at (1557): [] console_unlock+0x4b0/0x6c0 [ 99.369700] hardirqs last disabled at (1558): [] __und_svc+0x60/0x6c [ 99.376936] softirqs last enabled at (1554): [] __do_softirq+0x378/0x5fc [ 99.384604] softirqs last disabled at (1545): [] __irq_exit_rcu+0x178/0x1d0 [ 99.392444] CPU: 2 PID: 803 Comm: cat Tainted: G D 5.10.147-cip18 #1 [ 99.400106] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.406639] Backtrace: [ 99.409112] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.416694] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f628 [ 99.422367] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.429695] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 99.437450] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8e0c r4:c6c8e000 [ 99.445207] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 99.453045] r6:00000000 r5:00000031 r4:c19c8e0c [ 99.457683] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 99.465434] r6:00000001 r5:c6c8e000 r4:c5a25e80 [ 99.470073] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 99.477393] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c5a25e80 [ 99.484110] [] (do_exit) from [] (die+0x374/0x380) [ 99.490644] r7:c1e0fb4c [ 99.493189] [] (die) from [] (do_undefinstr+0x170/0x240) [ 99.500249] r10:00000004 r9:c6c8e000 r8:c15e8544 r7:00000000 r6:c6c8fdc8 r5:c0c2ea68 [ 99.508084] r4:e7f001f2 [ 99.510630] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 99.518554] Exception stack(0xc6c8fdc8 to 0xc6c8fe10) [ 99.523617] fdc0: c15e854c ef7ab5e0 e5ddd4ea c0c2ea54 00000001 c6fa5000 [ 99.531806] fde0: 00000004 c6c8ff60 c15e8544 c1acc1fc 00000004 c6c8fe64 c6c8fe68 c6c8fe58 [ 99.539991] fe00: c0c2e4e8 c0c2ea68 a00e0013 ffffffff [ 99.545052] r7:c6c8fdfc r6:ffffffff r5:a00e0013 r4:c0c2ea6c [ 99.550728] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.558311] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.566329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.574256] r9:c6c8ff60 r8:c30e5000 r7:00000004 r6:b6e53000 r5:c6b9a640 r4:c0c2e8c8 [ 99.582011] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.589851] r9:c07f5b64 r8:c6c8ff60 r7:c2816000 r6:b6e53000 r5:c6b9a640 r4:00000000 [ 99.597607] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.604753] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c8e000 r5:c6b9a640 [ 99.612588] r4:c6b9a640 [ 99.615134] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.622280] r9:c6c8e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000004 r4:00000004 [ 99.630034] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.637609] Exception stack(0xc6c8ffa8 to 0xc6c8fff0) [ 99.642671] ffa0: 00000004 00000004 00000001 b6e53000 00000004 00000000 [ 99.650859] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 [ 99.659044] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 # Segmentation fault # [ 98.973783] lkdtm: Performing direct entry BUG # [ 98.978749] ------------[ cut here ]------------ # [ 98.983379] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 98.988614] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 98.993763] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 99.022839] CPU: 2 PID: 803 Comm: cat Not tainted 5.10.147-cip18 #1 # [ 99.029114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.035663] PC is at lkdtm_BUG+0x14/0x18 # [ 99.039600] LR is at lkdtm_do_action+0x2c/0x4c # [ 99.044053] pc : [] lr : [] psr: a00e0013 # [ 99.050326] sp : c6c8fe58 ip : c6c8fe68 fp : c6c8fe64 # [ 99.055559] r10: 00000004 r9 : c1acc1fc r8 : c15e8544 # [ 99.060792] r7 : c6c8ff60 r6 : 00000004 r5 : c6fa5000 r4 : 00000001 # [ 99.067328] r3 : c0c2ea54 r2 : e5ddd4ea r1 : ef7ab5e0 r0 : c15e854c # [ 99.073863] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.081008] Control: 10c5387d Table: 16e5004a DAC: 00000051 # [ 99.086765] Process cat (pid: 803, stack limit = 0xb3d7c1ed) # [ 99.092432] Stack: (0xc6c8fe58 to 0xc6c90000) # [ 99.096799] fe40: c6c8fe74 c6c8fe68 # [ 99.104991] fe60: c0c2e4e8 c0c2ea60 c6c8fe9c c6c8fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b9a640 # [ 99.113180] fe80: b6e53000 00000004 c30e5000 c6c8ff60 c6c8fec4 c6c8fea0 c07f5bc8 c0c2e8d4 # [ 99.121369] fea0: 00000000 c6b9a640 b6e53000 c2816000 c6c8ff60 c07f5b64 c6c8ff5c c6c8fec8 # [ 99.129559] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6c8e000 # [ 99.137747] fee0: b6e53000 00020000 00000004 00000004 0001fffc c6c8fee0 00000001 b6e52000 # [ 99.145934] ff00: c6b83400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.154123] ff20: 00000000 00000000 c136f088 e5ddd4ea c205c100 c6b9a640 c6b9a640 c6c8e000 # [ 99.162311] ff40: b6e53000 00000000 00000000 00000004 c6c8ff94 c6c8ff60 c0598d6c c05986d8 # [ 99.170501] ff60: 00000000 00000000 c6c8ffac e5ddd4ea 00000004 00000004 b6f9ae00 00000004 # [ 99.178688] ff80: c03002e4 c6c8e000 c6c8ffa4 c6c8ff98 c0598dfc c0598d04 00000000 c6c8ffa8 # [ 99.186876] ffa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e53000 00000004 00000000 # [ 99.195065] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 # [ 99.203253] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 800e0030 00000001 00000000 00000000 # [ 99.211434] Backtrace: # [ 99.213909] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.221496] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.229522] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.237451] r9:c6c8ff60 r8:c30e5000 r7:00000004 r6:b6e53000 r5:c6b9a640 r4:c0c2e8c8 # [ 99.245212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.253054] r9:c07f5b64 r8:c6c8ff60 r7:c2816000 r6:b6e53000 r5:c6b9a640 r4:00000000 # [ 99.260809] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.267955] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c8e000 r5:c6b9a640 # [ 99.275791] r4:c6b9a640 # [ 99.278339] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.285484] r9:c6c8e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000004 r4:00000004 # [ 99.293242] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.300818] Exception stack(0xc6c8ffa8 to 0xc6c8fff0) # [ 99.305881] ffa0: 00000004 00000004 00000001 b6e53000 00000004 00000000 # [ 99.314069] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 # [ 99.322253] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 # [ 99.327318] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 99.333425] ---[ end trace 038114aa487ce881 ]--- # [ 99.338053] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 99.346934] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 803, name: cat # [ 99.354595] INFO: lockdep is turned off. # [ 99.358524] irq event stamp: 1558 # [ 99.361860] hardirqs last enabled at (1557): [] console_unlock+0x4b0/0x6c0 # [ 99.369700] hardirqs last disabled at (1558): [] __und_svc+0x60/0x6c # [ 99.376936] softirqs last enabled at (1554): [] __do_softirq+0x378/0x[ 100.158198] lkdtm: Performing direct entry WARNING 5fc # [ 99.384604] softirqs la[ 100.163429] ------------[ cut here ]------------ st disabled at (1545): [] __irq_exit_rcu+0x178/0x1d0 # [ 100.182446] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 99.392444] CPU: 2 PID: 803 Co[ 100.214186] CPU: 0 PID: 874 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 100.224629] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.231160] Backtrace: [ 100.233633] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 100.241213] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 100.246882] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 100.254203] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 100.261172] r9:00000009 r8:c0c2eab4 r7:00000053 r6:00000009 r5:c0c2eab4 r4:c1acc8b8 [ 100.268927] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 100.276417] r7:00000053 r6:c1acc8b8 r5:00000000 r4:c5810000 [ 100.282089] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 100.290188] r9:c1acc200 r8:c15e8544 r7:c5811f60 r6:00000008 r5:c6eb7000 r4:00000002 [ 100.297942] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.305869] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.313886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.321810] r9:c5811f60 r8:c30e5000 r7:00000008 r6:b6e6e000 r5:c6af2a00 r4:c0c2e8c8 [ 100.329567] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.337405] r9:c07f5b64 r8:c5811f60 r7:c2816000 r6:b6e6e000 r5:c6af2a00 r4:00000000 [ 100.345156] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.352299] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5810000 r5:c6af2a00 [ 100.360131] r4:c6af2a00 [ 100.362674] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.369816] r9:c5810000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000008 r4:00000008 [ 100.377569] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.385142] Exception stack(0xc5811fa8 to 0xc5811ff0) [ 100.390203] 1fa0: 00000008 00000008 00000001 b6e6e000 00000008 00000000 [ 100.398389] 1fc0: 00000008 00000008 b6fb5e00 00000004 00000001 00000000 00020000 bed36a54 [ 100.406572] 1fe0: 00000004 bed36788 b6f204cf b6ea67e6 mm: cat Tainted: G D [ 100.411712] irq event stamp: 0 5.10.147-cip18 #1 # [ 99.40[ 100.417653] hardirqs last enabled at (0): [<00000000>] 0x0 0106] Hardware name: Freescale i.[ 100.426167] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c MX6 Quad/DualLite (Device Tree) [ 100.436512] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 99.406639] Backtrace: # [[ 100.446864] softirqs last disabled at (0): [<00000000>] 0x0 99.409112] [] (dump_[ 100.455313] ---[ end trace 038114aa487ce882 ]--- backtrace) from [] (show_stack+0x20/0x24) # [ 99.416694] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f628 # [ 99.422367] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.429695] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 99.437450] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8e0c r4:c6c8e000 # [ 99.445207] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 99.453045] r6:00000000 r5:00000031 r4:c19c8e0c # [ 99.457683] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 99.465434] r6:00000001 r5:c6c8e000 r4:c5a25e80 # [ 99.470073] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 99.477393] r8:0000000b r7:c1e0fb4c r6:ffffe000 r5:00000000 r4:c5a25e80 # [ 99.484110] [] (do_exit) from [] (die+0x374/0x380) # [ 99.490644] r7:c1e0fb4c # [ 99.493189] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 99.500249] r10:00000004 r9:c6c8e000 r8:c15e8544 r7:00000000 r6:c6c8fdc8 r5:c0c2ea68 # [ 99.508084] r4:e7f001f2 # [ 99.510630] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 99.518554] Exception stack(0xc6c8fdc8 to 0xc6c8fe10) # [ 99.523617] fdc0: c15e854c ef7ab5e0 e5ddd4ea c0c2ea54 00000001 c6fa5000 # [ 99.531806] fde0: 00000004 c6c8ff60 c15e8544 c1acc1fc 00000004 c6c8fe64 c6c8fe68 c6c8fe58 # [ 99.539991] fe00: c0c2e4e8 c0c2ea68 a00e0013 ffffffff # [ 99.545052] r7:c6c8fdfc r6:ffffffff r5:a00e0013 r4:c0c2ea6c # [ 99.550728] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.558311] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.566329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.574256] r9:c6c8ff60 r8:c30e5000 r7:00000004 r6:b6e53000 r5:c6b9a640 r4:c0c2e8c8 # [ 99.582011] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.589851] r9:c07f5b64 r8:c6c8ff60 r7:c2816000 r6:b6e53000 r5:c6b9a640 r4:00000000 # [ 99.597607] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.604753] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6c8e000 r5:c6b9a640 # [ 99.612588] r4:c6b9a640 # [ 99.615134] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.622280] r9:c6c8e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000004 r4:00000004 # [ 99.630034] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.637609] Exception stack(0xc6c8ffa8 to 0xc6c8fff0) # [ 99.642671] ffa0: 00000004 00000004 00000001 b6e53000 00000004 00000000 # [ 99.650859] ffc0: 00000004 00000004 b6f9ae00 00000004 00000001 00000000 00020000 bed24a54 # [ 99.659044] ffe0: 00000004 bed24788 b6f054cf b6e8b7e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 100.158198] lkdtm: Performing direct entry WARNING # [ 100.163429] ------------[ cut here ]------------ # [ 100.171108] WARNING: CPU: 0 PID: 874 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 100.182446] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.214186] CPU: 0 PID: 874 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 100.224629] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.231160] Backtrace: # [ 100.233633] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.241213] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 100.246882] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.254203] [<[ 100.813943] lkdtm: Performing direct entry WARNING_MESSAGE c135328c>] (dump_stack) from [] (__warn+0xfc/0x16c) # [[ 100.828743] WARNING: CPU: 2 PID: 909 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 100.261172] r9:00000009 r8:c0c[ 100.840484] Warning message trigger count: 2 2eab4 r7:00000053 r6:00000009 r5:[ 100.847591] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 c0c2eab4 r4:c1acc8b8 # [ 100.26[ 100.879334] CPU: 2 PID: 909 Comm: cat Tainted: G D W 5.10.147-cip18 #1 8927] [] (__warn) from [ 100.889780] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (warn_slowpath_fmt+0[ 100.899169] Backtrace: x8c/0xa8) # [ 100.276417] r7:0[ 100.904496] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 0000053 r6:c1acc8b8 r5:00000000 r[ 100.914916] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 4:c5810000 # [ 100.282089] [] (show_stack) from [] (dump_stack+0xe0/0x100) 34d288>] (warn_slowpath_fmt) from[ 100.933612] [] (dump_stack) from [] (__warn+0xfc/0x16c) [] (lkdtm_WARNING+0x48[ 100.943430] r9:00000009 r8:c0c2eb04 r7:00000058 r6:00000009 r5:c0c2eb04 r4:c1acc8b8 /0x4c) # [ 100.290188] r9:c1ac[ 100.954038] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) c200 r8:c15e8544 r7:c5811f60 r6:0[ 100.964378] r7:00000058 r6:c1acc8b8 r5:c1acc8d4 r4:c69a2000 0000008 r5:c6eb7000 r4:00000002 [ 100.972908] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 100.297942] [] (lk[ 100.984546] r9:c1acc208 r8:c15e8544 r7:c69a3f60 r6:00000010 r5:c6e92000 r4:00000003 dtm_WARNING) from [] (l[ 100.995157] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) kdtm_do_action+0x2c/0x4c) # [ 1[ 101.006628] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 00.305869] [] (lkdtm_do[ 101.017496] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) _action) from [] (direc[ 101.028268] r9:c69a3f60 r8:c30e5000 r7:00000010 r6:b6e10000 r5:c5c6c640 r4:c0c2e8c8 t_entry+0x120/0x18c) # [ 100.31[ 101.038878] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 3886] [] (direct_entry)[ 101.049563] r9:c07f5b64 r8:c69a3f60 r7:c2816000 r6:b6e10000 r5:c5c6c640 r4:00000000 from [] (full_proxy_wr[ 101.060169] [] (vfs_write) from [] (ksys_write+0x74/0xec) ite+0x64/0x94) # [ 100.321810] [ 101.070167] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c69a2000 r5:c5c6c640 r9:c5811f60 r8:c30e5000 r7:00000[ 101.080855] r4:c5c6c640 008 r6:b6e6e000 r5:c6af2a00 r4:c0[ 101.086258] [] (ksys_write) from [] (sys_write+0x18/0x1c) c2e8c8 # [ 100.329567] [] (full_proxy_write) from [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 5987d8>] (vfs_write+0x10c/0x524) [ 101.117285] Exception stack(0xc69a3fa8 to 0xc69a3ff0) # [ 100.337405] r9:c07f5b64 r8[ 101.125203] 3fa0: 00000010 00000010 00000001 b6e10000 00000010 00000000 :c5811f60 r7:c2816000 r6:b6e6e000[ 101.136241] 3fc0: 00000010 00000010 b6f57e00 00000004 00000001 00000000 00020000 be81fa54 r5:c6af2a00 r4:00000000 # [ 10[ 101.147278] 3fe0: 00000004 be81f788 b6ec24cf b6e487e6 0.345156] [] (vfs_write[ 101.155262] irq event stamp: 0 ) from [] (ksys_write+0[ 101.161116] hardirqs last enabled at (0): [<00000000>] 0x0 x74/0xec) # [ 100.352299] r10:[ 101.169623] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 00000004 r9:00000000 r8:00000000 [ 101.179945] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c r7:b6e6e000 r6:c5810000 r5:c6af2a[ 101.190276] softirqs last disabled at (0): [<00000000>] 0x0 00 # [ 100.360131] r4:c6af2a00[ 101.198695] ---[ end trace 038114aa487ce883 ]--- # [ 100.362674] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.369816] r9:c5810000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000008 r4:00000008 # [ 100.377569] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.385142] Exception stack(0xc5811fa8 to 0xc5811ff0) # [ 100.390203] 1fa0: 00000008 00000008 00000001 b6e6e000 00000008 00000000 # [ 100.398389] 1fc0: 00000008 00000008 b6fb5e00 00000004 00000001 00000000 00020000 bed36a54 # [ 100.406572] 1fe0: 00000004 bed36788 b6f204cf b6ea67e6 # [ 100.411712] irq event stamp: 0 # [ 100.417653] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.426167] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 100.436512] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 100.446864] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.455313] ---[ end trace 038114aa487ce882 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 100.813943] lkdtm: Performing direct entry WARNING_MESSAGE # [ 100.821003] ------------[ cut here ]------------ # [ 100.828743] WARNING: CPU: 2 PID: 909 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 100.840484] Warning message trigger count: 2 # [ 100.847591] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.879334] CPU: 2 PID: 909 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 100.889780] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.899169] Backtrace: # [ 100.904496] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.914916] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 100.923436] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.933612] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 100.943430] r9:00000009 r8:c0c2eb04 r7:00000058 r6:00000009 r5:c0c2eb04 r4:c1acc8b8 # [ 100.954038] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 100.964378] r7:00000058 r6:c1acc8b8 r5:c1acc8d4 r4:c69a2000 # [ 100.972908] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 100.984546] r9:c1acc208 r8:c15e8544 r7:c69a3f60 r6:00000010 r5:c6e92000 r4:00000003 # [ 100.995157] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.006628] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.017496] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.028268] r9:c69a3f60 r8:c30e5000 r7:00000010 r6:b6e10000 r5:c5c6c640 r4:c0c2e8c8 # [ 101.038878] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.049563] r9:c07f5b64 r8:c69a3f60 r7:c2816000 r6:b6e10000 r5:c5c6c640 r4:00000000 # [ 101.060169] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.070167] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c69a2000 r5:c5c6c640 # [ 101.080855] r4:c5c6c640 # [ 101.086258] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.096253] r9:c69a2000 r8:c03002e4 r7:00000004 r6:b6f57e00 r5:00000010 r4:00000010 # [ 101.106859] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.117285] Exception stack(0xc69a3fa8 to 0xc69a3ff0) # [ 101.125203] 3fa0: [ 101.534348] lkdtm: Performing direct entry EXCEPTION 00000010 00000010 00000001[ 101.539674] 8<--- cut here --- b6e10000 00000010 00000000 # [ [ 101.545630] Unable to handle kernel NULL pointer dereference at virtual address 00000000 101.136241] 3fc0: 00000010 00000[ 101.556565] pgd = 83e75975 010 b6f57e00 00000004 00000001 00[ 101.562061] [00000000] *pgd=00000000 000000 00020000 be81fa54 # [ 10[ 101.568606] Internal error: Oops: 805 [#2] SMP ARM 1.147278] 3fe0: 00000004 be81f788[ 101.576162] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 b6ec24cf b6e487e6 [ # 1 0[1 . 607870] CPU: 2 PID: 941 Comm: cat Tainted: G D W 5.10.147-cip18 #1 01.155262][ i r1q0 1e.v6e1n7t6 89] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) tamp: 0 # [ 101.161116] ha[r d 101.626051] PC is at lkdtm_EXCEPTION+0x18/0x20 rqs last enabled [a t 1(001).:633089] LR is at lkdtm_do_action+0x2c/0x4c [<00000000[> ] 1 001x.06 3 9#6 9[] pc : [] lr : [] psr: a00e0013 101.169623[] h1a0r1d.i6r4q7s698] sp : c6d25e58 ip : c6d25e68 fp : c6d25e64 last disab[l e d1 0a1t. 6(504)8:28] r10: 0000000a r9 : c1acc218 r8 : c15e8544 [ ]1 0c1o.p6y6_1p8r7o] r7 : c6d25f60 r6 : 0000000a r5 : c6cf5000 r4 : 00000004 cess+0x5[c 8 /100x11.9647c0 1 3#3] r3 : 00000000 r2 : ac6dec9e r1 : ef7ab5e0 r0 : c15e8564 [ 101.1799[4 5 ]1 0s1o.f6t7i8r3q7] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none s last en[ a b1l0e1d. 6a8t7 3(50] Control: 10c5387d Table: 15a7c04a DAC: 00000051 ): [ ] 1c0o1p.y6_94p834] Process cat (pid: 941, stack limit = 0x0d73d766) ocess+0x5c[8 / 01x0119.47c0 2 3#98] Stack: (0xc6d25e58 to 0xc6d26000) [ 101.190276[] s1o0f1t.i7r0q8s77] 5e40: c6d25e74 c6d25e68 last disabled at ([0 ) :1 0[1<.018665] 5e60: c0c2e4e8 c0c2eb18 c6d25e9c c6d25e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b34dc0 0000000>] 0x0[ #1 0[1 . 71209107] 5e80: b6de7000 0000000a c30e5000 c6d25f60 c6d25ec4 c6d25ea0 c07f5bc8 c0c2e8d4 .198695] ---[ [e n d1 0t1r.a7c3e9093] 5ea0: 00000000 c5b34dc0 b6de7000 c2816000 c6d25f60 c07f5b64 c6d25f5c c6d25ec8 038114aa487ce883[ ] -1-0-1 . 7#49265] 5ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c44a48a4 c0598d6c c6d24000 WARNING_MESSAGE[ : 1s0a1w. 7'5m9520] 5ee0: b6de7000 00020000 00000004 0000000a 0001fff6 c6d25ee0 00000001 00000805 ssage trigger': o[k 1o0k1 .47 9692] 5f00: c6b83040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 selftests: lkdtm: [W A R1N0I1N.G779950] 5f20: 00000000 00000000 c6d24000 ac6dec9e b6de6000 c5b34dc0 c5b34dc0 c6d24000 MESSAGE.sh # [s e l1f0t1e.s7t9s0293] 5f40: b6de7000 00000000 00000000 00000004 c6d25f94 c6d25f60 c0598d6c c05986d8 lkdtm: EXCEPTION[. s h1 0 1.800465] 5f60: 00000000 00000000 c6d25fac ac6dec9e 0000000a 0000000a b6f2ee00 00000004 [ 101.810548] 5f80: c03002e4 c6d24000 c6d25fa4 c6d25f98 c0598dfc c0598d04 00000000 c6d25fa8 [ 101.818733] 5fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6de7000 0000000a 00000000 [ 101.826920] 5fc0: 0000000a 0000000a b6f2ee00 00000004 00000001 00000000 00020000 bedf4a54 [ 101.835103] 5fe0: 00000004 bedf4788 b6e994cf b6e1f7e6 800e0030 00000001 00000000 00000000 [ 101.843283] Backtrace: [ 101.845752] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.853856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.861875] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.869801] r9:c6d25f60 r8:c30e5000 r7:0000000a r6:b6de7000 r5:c5b34dc0 r4:c0c2e8c8 [ 101.877558] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.885395] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6de7000 r5:c5b34dc0 r4:00000000 [ 101.893146] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.900290] r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c6d24000 r5:c5b34dc0 [ 101.908124] r4:c5b34dc0 [ 101.910668] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.917811] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:0000000a r4:0000000a [ 101.925565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.933138] Exception stack(0xc6d25fa8 to 0xc6d25ff0) [ 101.938196] 5fa0: 0000000a 0000000a 00000001 b6de7000 0000000a 00000000 [ 101.946380] 5fc0: 0000000a 0000000a b6f2ee00 00000004 00000001 00000000 00020000 bedf4a54 [ 101.954563] 5fe0: 00000004 bedf4788 b6e994cf b6e1f7e6 [ 101.959624] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 101.965829] ---[ end trace 038114aa487ce884 ]--- # Segmentation fault # [ 101.534348] lkdtm: Performing direct entry EXCEPTION # [ 101.539674] 8<--- cut here --- # [ 101.545630] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 101.556565] pgd = 83e75975 # [ 101.562061] [00000000] *pgd=00000000 # [ 101.568606] Internal error: Oops: 805 [#2] SMP ARM # [ 101.576162] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.607870] CPU: 2 PID: 941 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 101.617689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.626051] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 101.633089] LR is at lkdtm_do_action+0x2c/0x4c # [ 101.639696] pc : [] lr : [] psr: a00e0013 # [ 101.647698] sp : c6d25e58 ip : c6d25e68 fp : c6d25e64 # [ 101.654828] r10: 0000000a r9 : c1acc218 r8 : c15e8544 # [ 101.661874] r7 : c6d25f60 r6 : 0000000a r5 : c6cf5000 r4 : 00000004 # [ 101.670133] r3 : 00000000 r2 : ac6dec9e r1 : ef7ab5e0 r0 : c15e8564 # [ 101.678397] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.687351] Control: 10c5387d Table: 15a7c04a DAC: 00000051 # [ 101.694834] Process cat (pid: 941, stack limit = 0x0d73d766) # [ 101.702398] Stack: (0xc6d25e58 to 0xc6d26000) # [ 101.708577] 5e40: c6d25e74 c6d25e68 # [ 101.718665] 5e60: c0c2e4e8 c0c2eb18 c6d25e9c c6d25e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b34dc0 # [ 101.729007] 5e80: b6de7000 0000000a c30e5000 c6d25f60 c6d25ec4 c6d25ea0 c07f5bc8 c0c2e8d4 # [ 101.739093] 5ea0: 00000000 c5b34dc0 b6de7000 c2816000 c6d25f60 c07f5b64 c6d25f5c c6d25ec8 # [ 101.749265] 5ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c44a48a4 c0598d6c c6d24000 # [ 101.759520] 5ee0: b6de7000 00020000 00000004 0000000a 0001fff6 c6d25ee0 00000001 00000805 # [ 101.769692] 5f00: c6b83040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.779950] 5f20: 00000000 00000000 c6d24000 ac6dec9e b6de6000 c5b34dc0 c5b34dc0 c6d24000 # [ 101.790293] 5f40: b6de7000 00000000 00000000 00000004 c6d25f94 c6d25f60 c0598d6c c05986d8 # [ 101.800465] 5f60: 00000000 00000000 c6d25fac ac6dec9e 0000000a 0000000a b6f2ee00 00000004 # [ 101.810548] 5f80: c03002e4 c6d24000 c6d25fa4 c6d25f98 c0598dfc c0598d04 00000000 c6d25fa8 # [ 101.818733] 5fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6de7000 0000000a 00000000 # [ 101.826920] 5fc0: 0000000a 0000000a b6f2ee00 00000004 00000001 00000000 00020000 bedf4a54 # [ 101.835103] 5fe0: 00000004 bedf4788 b6e994cf b6e1f7e6 800e0030 00000001 00000000 00000000 # [ 101.843283] Backtrace: # [ 101.845752] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.853856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.861875] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.869801] r9:c6d25f60 r8:c30e5000 r7:0000000a r6:b6de7000 r5:c5b34dc0 r4:c0c2e8c8 # [ 101.877558] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.885395] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6de7000 r5:c5b34dc0 r4:00000000 # [ 101.893146] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.900290] r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c6d24000 r5:c5b34dc0 # [ 101.908124] r4:c5b34dc0 # [ 101.910668] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.917811] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:0000000a r4:0000000a # [ 101.925565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.933138] Exception stack(0xc6d25fa8 to 0xc6d25ff0) # [ 101.938196] 5fa0: 0000000a 0000000a 00000001 b6de7000 0000000a 00000000 # [ 101.946380] 5fc0: 0000000a 0000000a b6f2ee00 00000004 00000001 00000000 00020000 bedf4a54 # [ 101.954563] 5fe0: 00000004 bedf4788 b6e994cf b6e1f7e6 # [ 101.959624] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 101.965829] ---[ end trace 038114aa487ce884 ]--- # 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 [ 103.164036] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 103.169711] lkdtm: attempting good list addition [ 103.174340] lkdtm: attempting corrupted list addition [ 103.179458] lkdtm: list_add() corruption not detected! # [ 103.164036] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 103.169711] lkdtm: attempting good list addition # [ 103.174340] lkdtm: attempting corrupted list addition # [ 103.179458] 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 [ 103.510080] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 103.515763] lkdtm: attempting good list removal [ 103.520309] lkdtm: attempting corrupted list removal [ 103.525368] lkdtm: list_del() corruption not detected! # [ 103.510080] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 103.515763] lkdtm: attempting good list removal # [ 103.520309] lkdtm: attempting corrupted list removal # [ 103.525368] 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 [ 103.847112] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 103.853404] lkdtm: attempting bad read from page below current stack [ 103.859884] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 103.847112] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 103.853404] lkdtm: attempting bad read from page below current stack # [ 103.859884] 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 [ 104.181983] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 104.188504] lkdtm: attempting bad read from page above current stack [ 104.194992] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 104.181983] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 104.188504] lkdtm: attempting bad read from page above current stack # [ 104.194992] 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 [ 104.508802] lkdtm: Performing direct entry UNSET_SMEP [ 104.513875] lkdtm: XFAIL: this test is x86_64-only # [ 104.508802] lkdtm: Performing direct entry UNSET_SMEP # [ 104.513875] 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 [ 104.832379] lkdtm: Performing direct entry DOUBLE_FAULT [ 104.837739] lkdtm: XFAIL: this test is ia32-only # [ 104.832379] lkdtm: Performing direct entry DOUBLE_FAULT # [ 104.837739] 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 [ 105.435908] lkdtm: Performing direct entry CORRUPT_PAC [ 105.441071] lkdtm: XFAIL: this test is arm64-only # [ 105.435908] lkdtm: Performing direct entry CORRUPT_PAC # [ 105.441071] 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 [ 105.772224] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 105.778901] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 105.772224] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 105.778901] 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 [ 106.463013] lkdtm: Performing direct entry READ_AFTER_FREE [ 106.468604] lkdtm: Value in memory before free: 12345678 [ 106.473932] lkdtm: Attempting bad read from freed memory [ 106.479404] lkdtm: Memory was not poisoned # [ 106.463013] lkdtm: Performing direct entry READ_AFTER_FREE # [ 106.468604] lkdtm: Value in memory before free: 12345678 # [ 106.473932] lkdtm: Attempting bad read from freed memory # [ 106.479404] 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 [ 106.984084] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 106.990215] lkdtm: Value in memory before free: 12345678 [ 106.995584] lkdtm: Attempting to read from freed memory [ 107.000825] lkdtm: Buddy page was not poisoned # [ 106.984084] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 106.990215] lkdtm: Value in memory before free: 12345678 # [ 106.995584] lkdtm: Attempting to read from freed memory # [ 107.000825] 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 [ 107.315409] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 107.321014] lkdtm: Attempting double slab free ... # [ 107.315409] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 107.321014] 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 [ 107.644685] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 107.650210] lkdtm: Attempting cross-cache slab free ... # [ 107.644685] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 107.650210] 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 [ 107.960148] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 107.965691] lkdtm: Attempting non-Slab slab free ... # [ 107.960148] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 107.965691] 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 [ 108.997854] lkdtm: Performing direct entry EXEC_DATA [ 109.002842] lkdtm: attempting ok execution at c0c2f258 [ 109.008134] lkdtm: attempting bad execution at c26f674c [ 109.013410] 8<--- cut here --- [ 109.016476] Unable to handle kernel paging request at virtual address c26f674c [ 109.023706] pgd = 7cba55a9 [ 109.026430] [c26f674c] *pgd=1261141e(bad) [ 109.030494] Internal error: Oops: 8000000d [#3] SMP ARM [ 109.035742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 109.065024] CPU: 1 PID: 1784 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 109.072788] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.079351] PC is at data_area+0x0/0x40 [ 109.083229] LR is at execute_location+0xa4/0xb4 [ 109.087784] pc : [] lr : [] psr: 600e0013 [ 109.094072] sp : c44abe38 ip : 00000027 fp : c44abe54 [ 109.099319] r10: 0000000a r9 : c1acc3fc r8 : c15e8544 [ 109.104564] r7 : c44abf60 r6 : 00000001 r5 : c26f674c r4 : c0c2f258 [ 109.111112] r3 : 931d3234 r2 : 931d3234 r1 : ef7965e4 r0 : 0000002b [ 109.117665] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 109.124824] Control: 10c5387d Table: 159b804a DAC: 00000051 [ 109.130594] Process cat (pid: 1784, stack limit = 0xc6ece4f5) [ 109.136363] Stack: (0xc44abe38 to 0xc44ac000) [ 109.140746] be20: 0000001f c6c72000 [ 109.148956] be40: 0000000a c44abf60 c44abe64 c44abe58 c1359aa8 c13598a4 c44abe74 c44abe68 [ 109.157163] be60: c0c2e4e8 c1359a90 c44abe9c c44abe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fd0000 [ 109.165370] be80: b6dfe000 0000000a c30e5000 c44abf60 c44abec4 c44abea0 c07f5bc8 c0c2e8d4 [ 109.173576] bea0: 00000000 c2fd0000 b6dfe000 c2816000 c44abf60 c07f5b64 c44abf5c c44abec8 [ 109.181785] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c59da6e4 c0598d6c c44aa000 [ 109.189992] bee0: b6dfe000 00020000 00000004 0000000a 0001fff6 c44abee0 00000001 00000805 [ 109.198196] bf00: c6dd5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.206404] bf20: 00000000 00000000 c44aa000 931d3234 b6dfd000 c2fd0000 c2fd0000 c44aa000 [ 109.214612] bf40: b6dfe000 00000000 00000000 00000004 c44abf94 c44abf60 c0598d6c c05986d8 [ 109.222822] bf60: 00000000 00000000 c44abfac 931d3234 0000000a 0000000a b6f45e00 00000004 [ 109.231030] bf80: c03002e4 c44aa000 c44abfa4 c44abf98 c0598dfc c0598d04 00000000 c44abfa8 [ 109.239237] bfa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 [ 109.247443] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 bebcaa54 [ 109.255650] bfe0: 00000004 bebca788 b6eb04cf b6e367e6 800e0030 00000001 00000000 00000000 [ 109.263843] Backtrace: [ 109.266351] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 109.274557] r7:c44abf60 r6:0000000a r5:c6c72000 r4:0000001f [ 109.280264] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.288394] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.296437] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.304386] r9:c44abf60 r8:c30e5000 r7:0000000a r6:b6dfe000 r5:c2fd0000 r4:c0c2e8c8 [ 109.312168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.320028] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6dfe000 r5:c2fd0000 r4:00000000 [ 109.327805] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.334969] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c44aa000 r5:c2fd0000 [ 109.342818] r4:c2fd0000 [ 109.345383] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.352548] r9:c44aa000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000a r4:0000000a [ 109.360327] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.367917] Exception stack(0xc44abfa8 to 0xc44abff0) [ 109.372998] bfa0: 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 [ 109.381205] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 bebcaa54 [ 109.389407] bfe0: 00000004 bebca788 b6eb04cf b6e367e6 [ 109.394491] Code: 00000000 c2a4b600 c2a4b6c0 c2a4b780 (e1a0c00d) [ 109.400616] ---[ end trace 038114aa487ce885 ]--- # Segmentation fault # [ 108.997854] lkdtm: Performing direct entry EXEC_DATA # [ 109.002842] lkdtm: attempting ok execution at c0c2f258 # [ 109.008134] lkdtm: attempting bad execution at c26f674c # [ 109.013410] 8<--- cut here --- # [ 109.016476] Unable to handle kernel paging request at virtual address c26f674c # [ 109.023706] pgd = 7cba55a9 # [ 109.026430] [c26f674c] *pgd=1261141e(bad) # [ 109.030494] Internal error: Oops: 8000000d [#3] SMP ARM # [ 109.035742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.065024] CPU: 1 PID: 1784 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 109.072788] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.079351] PC is at data_area+0x0/0x40 # [ 109.083229] LR is at execute_location+0xa4/0xb4 # [ 109.087784] pc : [] lr : [] psr: 600e0013 # [ 109.094072] sp : c44abe38 ip : 00000027 fp : c44abe54 # [ 109.099319] r10: 0000000a r9 : c1acc3fc r8 : c15e8544 # [ 109.104564] r7 : c44abf60 r6 : 00000001 r5 : c26f674c r4 : c0c2f258 # [ 109.111112] r3 : 931d3234 r2 : 931d3234 r1 : ef7965e4 r0 : 0000002b # [ 109.117665] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.124824] Control: 10c5387d Table: 159b804a DAC: 00000051 # [ 109.130594] Process cat (pid: 1784, stack limit = 0xc6ece4f5) # [ 109.136363] Stack: (0xc44abe38 to 0xc44ac000) # [ 109.140746] be20: 0000001f c6c72000 # [ 109.148956] be40: 0000000a c44abf60 c44abe64 c44abe58 c1359aa8 c13598a4 c44abe74 c44abe68 # [ 109.157163] be60: c0c2e4e8 c1359a90 c44abe9c c44abe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fd0000 # [ 109.165370] be80: b6dfe000 0000000a c30e5000 c44abf60 c44abec4 c44abea0 c07f5bc8 c0c2e8d4 # [ 109.173576] bea0: 00000000 c2fd0000 b6dfe000 c2816000 c44abf60 c07f5b64 c44abf5c c44abec8 # [ 109.181785] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c59da6e4 c0598d6c c44aa000 # [ 109.189992] bee0: b6dfe000 00020000 00000004 0000000a 0001fff6 c44abee0 00000001 00000805 # [ 109.198196] bf00: c6dd5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.206404] bf20: 00000000 00000000 c44aa000 931d3234 b6dfd000 c2fd0000 c2fd0000 c44aa000 # [ 109.214612] bf40: b6dfe000 00000000 00000000 00000004 c44abf94 c44abf60 c0598d6c c05986d8 # [ 109.222822] bf60: 00000000 00000000 c44abfac 931d3234 0000000a 0000000a b6f45e00 00000004 # [ 109.231030] bf80: c03002e4 c44aa000 c44abfa4 c44abf98 c0598dfc c0598d04 00000000 c44abfa8 # [ 109.239237] bfa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 # [ 109.247443] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 bebcaa54 # [ 109.255650] bfe0: 00000004 bebca788 b6eb04cf b6e367e6 800e0030 00000001 00000000 00000000 # [ 109.263843] Backtrace: # [ 109.266351] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 109.274557] r7:c44abf60 r6:0000000a r5:c6c72000 r4:0000001f # [ 109.280264] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.288394] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.296437] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.304386] r9:c44abf60 r8:c30e5000 r7:0000000a r6:b6dfe000 r5:c2fd0000 r4:c0c2e8c8 # [ 109.312168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.320028] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6dfe000 r5:c2fd0000 r4:00000000 # [ 109.327805] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.334969] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c44aa000 r5:c2fd0000 # [ 109.342818] r4:c2fd0000 # [ 109.345383] [] (ksys_write) from [] (sys_write+0x18/0[x 1 c1)0 9 .883150] lkdtm: attempting bad execution at c5a1fe0c [ 109.352548] r9:c44aa000 r8:c[ 109.890681] 8<--- cut here --- 03002e4 r7[: 0 0100090.8090645 4r] Unable to handle kernel paging request at virtual address c5a1fe0c 6:b6f45e00 [r 5 :100090.09000505a8] pgd = c706d6c9 r4:0000000a # [ 109.3603[2 7 ]09.910037] [c5a1fe0c] *pgd=15a1141e(bad) [] [( s y1s0_9w.r9i1t6567] Internal error: Oops: 8000000d [#4] SMP ARM ) from [] (ret_fast_sys[ 109.923787] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 call+0x0/0x28) # [[ 110099..955496] CPU: 2 PID: 1860 Comm: cat Tainted: G D W 5.10.147-cip18 #1 67917] Exce[p t i1o0n9 .s9t6a54c02] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (0xc44abfa8 to 0xc4[4 a b1f0f90.)73757] PC is at 0xc5a1fe0c # [ 109.372998] bfa0: [ 109.979074] LR is at execute_location+0xa4/0xb4 [ 1 0090.0908060109a5] pc : [] lr : [] psr: 600e0013 0000000[a 0100090.090904119 6b] sp : c5a1fde8 ip : c5a1fcf0 fp : c5a1fe04 dfe000 000[0 0 0101a0 .00000100070] r10: 0000000b r9 : c1acc408 r8 : c15e8544 00 # [[ 111009..030881121055] r7 : c5a1ff60 r6 : 00000001 r5 : c5a1fe0c r4 : c0c2f258 bfc0: 00[0 0 010100a. 0010620901] r3 : ac404ce8 r2 : ac404ce8 r1 : ef7ab5e0 r0 : 0000002b 00a b6f45e[0 0 101000.00020405455] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000001 000[0 0 010100 .0003032512] Control: 10c5387d Table: 16fe804a DAC: 00000051 000 bebcaa[5 4 1 1#0 .0[4 1 1160] Process cat (pid: 1860, stack limit = 0x81bcf275) 9.389407] [b f e101:0 .00040806045] Stack: (0xc5a1fde8 to 0xc5a20000) 04 bebca788 b6eb0[4 c f1 1b06.e034829] fde0: c5a1e000 c6f08000 0000000b c5a1ff60 c5a1fe64 c5a1fe08 67e6 # [ 109.3[9 4 419110]. 0C65087] fe00: c1359ae4 c13598a4 c5a1fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 de: 00000000 c2a[4 b 611000. 0c72344] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 a4b6c0 c2a4b[7 8 01 1(0e.10a805c514] fe40: e3a02040 e3a01d33 e5930018 ac404ce8 0000000b 00000020 c5a1fe74 c5a1fe68 0d) # [ 10[9 . 4101006.1069]5 01] fe60: c0c2e4e8 c1359ab8 c5a1fe9c c5a1fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5d0da40 ---[ end trace [0 3 8111104.a1a04686] fe80: b6e34000 0000000b c30e5000 c5a1ff60 c5a1fec4 c5a1fea0 c07f5bc8 c0c2e8d4 87ce885 ]--- #[ E X1E1C0_.1D1A5857] fea0: 00000000 c5d0da40 b6e34000 c2816000 c5a1ff60 c07f5b64 c5a1ff5c c5a1fec8 A: missing 'cal[l t1r1a0c.e1:2'028] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5a1e000 : [FAIL] not o[k 3101 0s.e1l3f199] fee0: b6e34000 00020000 00000004 0000000b 0001fff5 c5a1fee0 00000001 b6e33000 tests: lkdtm: E[X E C1_1D0A.T1A4.371] ff00: c6b9a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 sh # exit=1 #[ s e1l1f0t.e1s5t6542] ff20: 00000000 00000000 c136f088 ac404ce8 c205c100 c5d0da40 c5d0da40 c5a1e000 : lkdtm: EXEC_[S T A1C1K0..s1h6 6714] ff40: b6e34000 00000000 00000000 00000004 c5a1ff94 c5a1ff60 c0598d6c c05986d8 [ 110.176886] ff60: 00000000 00000000 c5a1ffac ac404ce8 0000000b 0000000b b6f7be00 00000004 [ 110.185070] ff80: c03002e4 c5a1e000 c5a1ffa4 c5a1ff98 c0598dfc c0598d04 00000000 c5a1ffa8 [ 110.193254] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6e34000 0000000b 00000000 [ 110.201438] ffc0: 0000000b 0000000b b6f7be00 00000004 00000001 00000000 00020000 bed2da54 [ 110.209621] ffe0: 00000004 bed2d788 b6ee64cf b6e6c7e6 800e0030 00000001 00000000 00000000 [ 110.217801] Backtrace: [ 110.220271] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 110.228547] r7:c5a1ff60 r6:0000000b r5:c6f08000 r4:c5a1e000 [ 110.234224] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.242408] r4:00000020 [ 110.244955] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.252973] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.260897] r9:c5a1ff60 r8:c30e5000 r7:0000000b r6:b6e34000 r5:c5d0da40 r4:c0c2e8c8 [ 110.268654] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.276492] r9:c07f5b64 r8:c5a1ff60 r7:c2816000 r6:b6e34000 r5:c5d0da40 r4:00000000 [ 110.284243] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.291387] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c5a1e000 r5:c5d0da40 [ 110.299219] r4:c5d0da40 [ 110.301763] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.308906] r9:c5a1e000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000b r4:0000000b [ 110.316660] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.324235] Exception stack(0xc5a1ffa8 to 0xc5a1fff0) [ 110.329294] ffa0: 0000000b 0000000b 00000001 b6e34000 0000000b 00000000 [ 110.337480] ffc0: 0000000b 0000000b b6f7be00 00000004 00000001 00000000 00020000 bed2da54 [ 110.345662] ffe0: 00000004 bed2d788 b6ee64cf b6e6c7e6 [ 110.350723] Code: c5a1fe08 c1359ae4 c13598a4 c5a1fe6c (e1a0c00d) [ 110.356827] ---[ end trace 038114aa487ce886 ]--- # Segmentation fault # [ 109.869315] lkdtm: Performing direct entry EXEC_STACK # [ 109.875230] lkdtm: attempting ok execution at c0c2f258 # [ 109.883150] lkdtm: attempting bad execution at c5a1fe0c # [ 109.890681] 8<--- cut here --- # [ 109.896548] Unable to handle kernel paging request at virtual address c5a1fe0c # [ 109.905508] pgd = c706d6c9 # [ 109.910037] [c5a1fe0c] *pgd=15a1141e(bad) # [ 109.916567] Internal error: Oops: 8000000d [#4] SMP ARM # [ 109.923787] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.955496] CPU: 2 PID: 1860 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 109.965402] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.973757] PC is at 0xc5a1fe0c # [ 109.979074] LR is at execute_location+0xa4/0xb4 # [ 109.986195] pc : [] lr : [] psr: 600e0013 # [ 109.994196] sp : c5a1fde8 ip : c5a1fcf0 fp : c5a1fe04 # [ 110.001070] r10: 0000000b r9 : c1acc408 r8 : c15e8544 # [ 110.008115] r7 : c5a1ff60 r6 : 00000001 r5 : c5a1fe0c r4 : c0c2f258 # [ 110.016291] r3 : ac404ce8 r2 : ac404ce8 r1 : ef7ab5e0 r0 : 0000002b # [ 110.024555] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.033512] Control: 10c5387d Table: 16fe804a DAC: 00000051 # [ 110.041165] Process cat (pid: 1860, stack limit = 0x81bcf275) # [ 110.048645] Stack: (0xc5a1fde8 to 0xc5a20000) # [ 110.054829] fde0: c5a1e000 c6f08000 0000000b c5a1ff60 c5a1fe64 c5a1fe08 # [ 110.065087] fe00: c1359ae4 c13598a4 c5a1fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 110.075344] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3374 e34c31b7 # [ 110.085514] fe40: e3a02040 e3a01d33 e5930018 ac404ce8 0000000b 00000020 c5a1fe74 c5a1fe68 # [ 110.095601] fe60: c0c2e4e8 c1359ab8 c5a1fe9c c5a1fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5d0da40 # [ 110.105686] fe80: b6e34000 0000000b c30e5000 c5a1ff60 c5a1fec4 c5a1fea0 c07f5bc8 c0c2e8d4 # [ 110.115857] fea0: 00000000 c5d0da40 b6e34000 c2816000 c5a1ff60 c07f5b64 c5a1ff5c c5a1fec8 # [ 110.126028] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5a1e000 # [ 110.136199] fee0: b6e34000 00020000 00000004 0000000b 0001fff5 c5a1fee0 00000001 b6e33000 # [ 110.146371] ff00: c6b9a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.156542] ff20: 00000000 00000000 c136f088 ac404ce8 c205c100 c5d0da40 c5d0da40 c5a1e000 # [ 110.166714] ff40: b6e34000 00000000 00000000 00000004 c5a1ff94 c5a1ff60 c0598d6c c05986d8 # [ 110.176886] ff60: 00000000 00000000 c5a1ffac ac404ce8 0000000b 0000000b b6f7be00 00000004 # [ 110.185070] ff80: c03002e4 c5a1e000 c5a1ffa4 c5a1ff98 c0598dfc c0598d04 00000000 c5a1ffa8 # [ 110.193254] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6e34000 0000000b 00000000 # [ 110.201438] ffc0: 0000000b 0000000b b6f7be00 00000004 00000001 00000000 00020000 bed2da54 # [ 110.209621] ffe0: 00000004 bed2d788 b6ee64cf b6e6c7e6 800e0030 00000001 00000000 00000000 # [ 110.217801] Backtrace: # [ 110.220271] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 110.228547] r7:c5a1ff60 r6:0000000b r5:c6f08000 r4:c5a1e000 # [ 110.234224] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.242408] r4:00000020 # [ 110.244955] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.252973] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.260897] r9:c5a1ff60 r8:c30e5000 r7:0000000b r6:b6e34000 r5:c5d0da40 r4:c0c2e8c8 # [ 110.268654] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.276492] r9:c07f5b64 r8:c5a1ff60 r7:c2816000 r6:b6e34000 r5:c5d0da40 r4:00000000 # [ 110.284243] [] (vfs_write) from [] (ksys_write+0x74[ 110.823670] lkdtm: Performing direct entry EXEC_KMALLOC /0xec) # [ 110.291387] r10:000[ 110.830750] lkdtm: attempting ok execution at c0c2f258 00004 r9:00000000 r8:00000000 r7:[ 110.838891] lkdtm: attempting bad execution at c5a72d00 b6e34000 r6:c5a1e000 r5:c5d0da40 [ 110.846825] 8<--- cut here --- # [ 110.2[9 9 211190.]8 5 2r6489] Unable to handle kernel paging request at virtual address c5a72d00 c5d0da40 [# [1 1 01.1806.137032] pgd = 24e0c6fd 763] [] (ksy[s _ w1r1i0.866259] [c5a72d00] *pgd=15a1141e(bad) e) from [ ]1 1(0s.y8s2616] Internal error: Oops: 8000000d [#5] SMP ARM _write+0x18/0x1c) # [ 110.30890[ 110.879919] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 6] r9:c5a1e000 r8:[c 0 3101002.e11622] CPU: 3 PID: 1939 Comm: cat Tainted: G D W 5.10.147-cip18 #1 4 r7:000000[0 4 1r160:.b962f15727] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e00 r5:0000000b r[4 : 0101000.0909879] PC is at 0xc5a72d00 0b # [ 110.316660] [] lr : [] psr: 600e0013 c03000c0>[] (1r1e0t._95f0a3s1t7] sp : c5b9fe30 ip : c5b9fd38 fp : c5b9fe4c syscall+0x[0 / 01x1208.)9 5 7#2 77] r10: 0000000d r9 : c1acc414 r8 : c15e8544 110.3242[3 5 ]1 1E0x.c9e6p4t3i21] r7 : c5b9ff60 r6 : 00000001 r5 : c5a72d00 r4 : c0c2f258 n stack(0x[c 5 a111f0.f9a782 6t6o] r3 : f7d46c90 r2 : f7d46c90 r1 : ef7c05e0 r0 : 0000002b 0xc5a1fff0) [# [1 1 01.1908.0931] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 29294] ffa0:[ 1 1 0 . 9 9 0 059] Control: 10c5387d Table: 16f1004a DAC: 00000051 0000[0 0 01b1 00.0909070712] Process cat (pid: 1939, stack limit = 0xd3aaabcb) 0b 0000000[1 b161e13.400005036 ] Stack: (0xc5b9fe30 to 0xc5ba0000) 0000000b 00000000[ #1 1[1 . 011460] fe20: c5a72d00 c6966000 0000000d c5b9ff60 10.337480] ffc0: [0 0 0101010.00b1718] fe40: c5b9fe64 c5b9fe50 c0c2f2a8 c13598a4 00000021 c6966000 c5b9fe74 c5b9fe68 0000000b b6f7b[e 0 01 1010.00030974] fe60: c0c2e4e8 c0c2f27c c5b9fe9c c5b9fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dccb40 004 00000001 00[0 0 0101010. 0040145] fe80: b6e6e000 0000000d c30e5000 c5b9ff60 c5b9fec4 c5b9fea0 c07f5bc8 c0c2e8d4 020000 bed2da54 [ # 1[1 1 .10152317] fea0: 00000000 c6dccb40 b6e6e000 c2816000 c5b9ff60 c07f5b64 c5b9ff5c c5b9fec8 .345662] ffe0:[ 0 0101010.000642573] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5b9e000 bed2d788 b6ee64cf[ b 61e161c.70e2746] fee0: b6e6e000 00020000 00000004 0000000d 0001fff3 c5b9fee0 00000001 b6e6d000 6 # [ 110.35[0 7 2131]1 .C0o8d3000] ff00: c2fd0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : c5a1fe08 c1359[a e 41 1c11.30593173] ff20: 00000000 00000000 c136f088 f7d46c90 c205c100 c6dccb40 c6dccb40 c5b9e000 8a4 c5a1fe6c (e[1 a 01c1010.d1)0 429] ff40: b6e6e000 00000000 00000000 00000004 c5b9ff94 c5b9ff60 c0598d6c c05986d8 # [ 110.3568[2 7 ]1 1-1-.-1[1 601] ff60: 00000000 00000000 c5b9ffac f7d46c90 0000000d 0000000d b6fb5e00 00000004 end trace 0381[1 4 a1a1418.71c2e3770] ff80: c03002e4 c5b9e000 c5b9ffa4 c5b9ff98 c0598dfc c0598d04 00000000 c5b9ffa8 86 ]--- # EXEC_[S T A1C1K1:. 1m33942] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6e6e000 0000000d 00000000 ssing 'call tra[c e :1'1:1 .[1F4A199] ffc0: 0000000d 0000000d b6fb5e00 00000004 00000001 00000000 00020000 bed93a54 IL] not ok 31 s[e l f1t1e1s.t1s54369] ffe0: 00000004 bed93788 b6f204cf b6ea67e6 800e0030 00000001 00000000 00000000 lkdtm: EXEC_S[T A C1K1.1s.h1 6#4620] Backtrace: exit=1 # selftests: lkdtm: EXEC_[ 111.169081] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) KMALLOC.sh [ 111.180367] r7:c5b9ff60 r6:0000000d r5:c6966000 r4:c5a72d00 [ 111.187067] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.195423] r5:c6966000 r4:00000021 [ 111.199011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.207030] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.214954] r9:c5b9ff60 r8:c30e5000 r7:0000000d r6:b6e6e000 r5:c6dccb40 r4:c0c2e8c8 [ 111.222712] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.230551] r9:c07f5b64 r8:c5b9ff60 r7:c2816000 r6:b6e6e000 r5:c6dccb40 r4:00000000 [ 111.238305] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.245449] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5b9e000 r5:c6dccb40 [ 111.253283] r4:c6dccb40 [ 111.255829] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.262973] r9:c5b9e000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:0000000d r4:0000000d [ 111.270729] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.278302] Exception stack(0xc5b9ffa8 to 0xc5b9fff0) [ 111.283362] ffa0: 0000000d 0000000d 00000001 b6e6e000 0000000d 00000000 [ 111.291548] ffc0: 0000000d 0000000d b6fb5e00 00000004 00000001 00000000 00020000 bed93a54 [ 111.299731] ffe0: 00000004 bed93788 b6f204cf b6ea67e6 [ 111.304793] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 111.310898] ---[ end trace 038114aa487ce887 ]--- # Segmentation fault # [ 110.823670] lkdtm: Performing direct entry EXEC_KMALLOC # [ 110.830750] lkdtm: attempting ok execution at c0c2f258 # [ 110.838891] lkdtm: attempting bad execution at c5a72d00 # [ 110.846825] 8<--- cut here --- # [ 110.852689] Unable to handle kernel paging request at virtual address c5a72d00 # [ 110.861732] pgd = 24e0c6fd # [ 110.866259] [c5a72d00] *pgd=15a1141e(bad) # [ 110.872616] Internal error: Oops: 8000000d [#5] SMP ARM # [ 110.879919] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.911622] CPU: 3 PID: 1939 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 110.921527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.929879] PC is at 0xc5a72d00 # [ 110.935110] LR is at execute_location+0xa4/0xb4 # [ 110.942317] pc : [] lr : [] psr: 600e0013 # [ 110.950317] sp : c5b9fe30 ip : c5b9fd38 fp : c5b9fe4c # [ 110.957277] r10: 0000000d r9 : c1acc414 r8 : c15e8544 # [ 110.964321] r7 : c5b9ff60 r6 : 00000001 r5 : c5a72d00 r4 : c0c2f258 # [ 110.972669] r3 : f7d46c90 r2 : f7d46c90 r1 : ef7c05e0 r0 : 0000002b # [ 110.980931] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.990059] Control: 10c5387d Table: 16f1004a DAC: 00000051 # [ 110.997712] Process cat (pid: 1939, stack limit = 0xd3aaabcb) # [ 111.005365] Stack: (0xc5b9fe30 to 0xc5ba0000) # [ 111.011460] fe20: c5a72d00 c6966000 0000000d c5b9ff60 # [ 111.021718] fe40: c5b9fe64 c5b9fe50 c0c2f2a8 c13598a4 00000021 c6966000 c5b9fe74 c5b9fe68 # [ 111.031974] fe60: c0c2e4e8 c0c2f27c c5b9fe9c c5b9fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dccb40 # [ 111.042145] fe80: b6e6e000 0000000d c30e5000 c5b9ff60 c5b9fec4 c5b9fea0 c07f5bc8 c0c2e8d4 # [ 111.052317] fea0: 00000000 c6dccb40 b6e6e000 c2816000 c5b9ff60 c07f5b64 c5b9ff5c c5b9fec8 # [ 111.062573] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5b9e000 # [ 111.072746] fee0: b6e6e000 00020000 00000004 0000000d 0001fff3 c5b9fee0 00000001 b6e6d000 # [ 111.083000] ff00: c2fd0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.093173] ff20: 00000000 00000000 c136f088 f7d46c90 c205c100 c6dccb40 c6dccb40 c5b9e000 # [ 111.103429] ff40: b6e6e000 00000000 00000000 00000004 c5b9ff94 c5b9ff60 c0598d6c c05986d8 # [ 111.113601] ff60: 00000000 00000000 c5b9ffac f7d46c90 0000000d 0000000d b6fb5e00 00000004 # [ 111.123770] ff80: c03002e4 c5b9e000 c5b9ffa4 c5b9ff98 c0598dfc c0598d04 00000000 c5b9ffa8 # [ 111.133942] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6e6e000 0000000d 00000000 # [ 111.144199] ffc0: 0000000d 0000000d b6fb5e00 00000004 00000001 00000000 00020000 bed93a54 # [ 111.154369] ffe0: 00000004 bed93788 b6f204cf b6ea67e6 800e0030 00000001 00000000 00000000 # [ 111.164620] Backtrace: # [ 111.169081] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 111.180367] r7:c5b9ff60 r6:0000000d r5:c6966000 r4:c5a72d00 # [ 111.187067] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.195423] r5:c6966000 r4:00000021 # [ 111.199011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.207030] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.214954] r9:c5b9ff60 r8:c30e5000 r7:0000000d r6:b6e6e000 r5:c6dccb40 r4:c0c2e8c8 # [ 111.222712] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.230551] r9:c07f5b64 r8:c5b9ff60 r7:c2816000 r6:b6e6e000 r5:c6dccb40 r4:00000000 # [ 111.238305] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.245449] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5b9e000 r5:c6dccb40 # [ 111.253283] r4:c6dccb40 # [ 111.255829] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.262973] r9:c5b9e000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:0000000d r4:0000000d # [ 111.270729] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.278302] Exception stack(0xc5b9ffa8 to 0xc5b9fff0) # [ 111.283362] ffa0: 0000000d 0000000d 00000001 b6e6e000 0000000d 00000000 # [ 111.291548] ff[ 111.827841] lkdtm: Performing direct entry EXEC_VMALLOC c0: 0000000d 0000000d b6fb5e00 00[ 111.834013] lkdtm: attempting ok execution at c0c2f258 000004 00000001 00000000 00020000[ 111.842116] lkdtm: attempting bad execution at f09f6000 bed93a54 # [ 111.299731] ffe0:[ 111.850161] 8<--- cut here --- 00000004 bed93788 b6f204cf b6ea6[ 111.856069] Unable to handle kernel paging request at virtual address f09f6000 7e6 # [ 111.304793] Code: 00160[ 111.866158] pgd = 91bb9f34 017 00000000 00000000 00000000 (e[ 111.871665] [f09f6000] *pgd=12949811, *pte=4b8f765f, *ppte=4b8f745f 1a0c00d) # [ 111.310898] ---[ [ 111.880868] Internal error: Oops: 8000000f [#6] SMP ARM end trace 038114aa487ce887 ]--- [ 111.888889] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # EXEC_KMALLOC: mi[s s i1n1g1 .'920597] CPU: 3 PID: 2016 Comm: cat Tainted: G D W 5.10.147-cip18 #1 all trace:': [[ F A1I1L1]. 9 3n0o07] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) t ok 32 selftests: lk[d t m1:1 1E938950] PC is at 0xf09f6000 XEC_KMALLOC.sh # exit=1 # self[t 111.944354] LR is at execute_location+0xa4/0xb4 ests: lkdtm:[ E X1E1C1_.V9M5A1L561] pc : [] lr : [] psr: 600e0013 OC.sh [ 111.959735] sp : c47ffe30 ip : c47ffd38 fp : c47ffe4c [ 111.965568] r10: 0000000d r9 : c1acc424 r8 : c15e8544 [ 111.970799] r7 : c47fff60 r6 : 00000001 r5 : f09f6000 r4 : c0c2f258 [ 111.977333] r3 : e4d6a8da r2 : e4d6a8da r1 : ef7c05e0 r0 : 0000002b [ 111.983869] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 111.991013] Control: 10c5387d Table: 16f4004a DAC: 00000051 [ 111.996767] Process cat (pid: 2016, stack limit = 0x21bbc603) [ 112.002521] Stack: (0xc47ffe30 to 0xc4800000) [ 112.006890] fe20: f09f6000 c5e1a000 0000000d c47fff60 [ 112.015083] fe40: c47ffe64 c47ffe50 c0c2f2dc c13598a4 00000022 c5e1a000 c47ffe74 c47ffe68 [ 112.023271] fe60: c0c2e4e8 c0c2f2c0 c47ffe9c c47ffe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcd900 [ 112.031460] fe80: b6dba000 0000000d c30e5000 c47fff60 c47ffec4 c47ffea0 c07f5bc8 c0c2e8d4 [ 112.039647] fea0: 00000000 c6dcd900 b6dba000 c2816000 c47fff60 c07f5b64 c47fff5c c47ffec8 [ 112.047836] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c47fe000 [ 112.056024] fee0: b6dba000 00020000 00000004 0000000d 0001fff3 c47ffee0 00000001 b6db9000 [ 112.064211] ff00: c6c42000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.072400] ff20: 00000000 00000000 c136f088 e4d6a8da c205c100 c6dcd900 c6dcd900 c47fe000 [ 112.080592] ff40: b6dba000 00000000 00000000 00000004 c47fff94 c47fff60 c0598d6c c05986d8 [ 112.088780] ff60: 00000000 00000000 c47fffac e4d6a8da 0000000d 0000000d b6f01e00 00000004 [ 112.096970] ff80: c03002e4 c47fe000 c47fffa4 c47fff98 c0598dfc c0598d04 00000000 c47fffa8 [ 112.105158] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6dba000 0000000d 00000000 [ 112.113347] ffc0: 0000000d 0000000d b6f01e00 00000004 00000001 00000000 00020000 be9d9a54 [ 112.121537] ffe0: 00000004 be9d9788 b6e6c4cf b6df27e6 800e0030 00000001 00000000 00000000 [ 112.129718] Backtrace: [ 112.132202] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 112.140654] r7:c47fff60 r6:0000000d r5:c5e1a000 r4:f09f6000 [ 112.146330] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.154689] r5:c5e1a000 r4:00000022 [ 112.158284] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.166307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.174236] r9:c47fff60 r8:c30e5000 r7:0000000d r6:b6dba000 r5:c6dcd900 r4:c0c2e8c8 [ 112.181999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.189840] r9:c07f5b64 r8:c47fff60 r7:c2816000 r6:b6dba000 r5:c6dcd900 r4:00000000 [ 112.197598] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.204744] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c47fe000 r5:c6dcd900 [ 112.212580] r4:c6dcd900 [ 112.215127] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.222276] r9:c47fe000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:0000000d r4:0000000d [ 112.230034] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.237611] Exception stack(0xc47fffa8 to 0xc47ffff0) [ 112.242674] ffa0: 0000000d 0000000d 00000001 b6dba000 0000000d 00000000 [ 112.250867] ffc0: 0000000d 0000000d b6f01e00 00000004 00000001 00000000 00020000 be9d9a54 [ 112.259055] ffe0: 00000004 be9d9788 b6e6c4cf b6df27e6 [ 112.264124] Code: bad PC value [ 112.267363] ---[ end trace 038114aa487ce888 ]--- # Segmentation fault # [ 111.827841] lkdtm: Performing direct entry EXEC_VMALLOC # [ 111.834013] lkdtm: attempting ok execution at c0c2f258 # [ 111.842116] lkdtm: attempting bad execution at f09f6000 # [ 111.850161] 8<--- cut here --- # [ 111.856069] Unable to handle kernel paging request at virtual address f09f6000 # [ 111.866158] pgd = 91bb9f34 # [ 111.871665] [f09f6000] *pgd=12949811, *pte=4b8f765f, *ppte=4b8f745f # [ 111.880868] Internal error: Oops: 8000000f [#6] SMP ARM # [ 111.888889] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.920597] CPU: 3 PID: 2016 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 111.930507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.938950] PC is at 0xf09f6000 # [ 111.944354] LR is at execute_location+0xa4/0xb4 # [ 111.951561] pc : [] lr : [] psr: 600e0013 # [ 111.959735] sp : c47ffe30 ip : c47ffd38 fp : c47ffe4c # [ 111.965568] r10: 0000000d r9 : c1acc424 r8 : c15e8544 # [ 111.970799] r7 : c47fff60 r6 : 00000001 r5 : f09f6000 r4 : c0c2f258 # [ 111.977333] r3 : e4d6a8da r2 : e4d6a8da r1 : ef7c05e0 r0 : 0000002b # [ 111.983869] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.991013] Control: 10c5387d Table: 16f4004a DAC: 00000051 # [ 111.996767] Process cat (pid: 2016, stack limit = 0x21bbc603) # [ 112.002521] Stack: (0xc47ffe30 to 0xc4800000) # [ 112.006890] fe20: f09f6000 c5e1a000 0000000d c47fff60 # [ 112.015083] fe40: c47ffe64 c47ffe50 c0c2f2dc c13598a4 00000022 c5e1a000 c47ffe74 c47ffe68 # [ 112.023271] fe60: c0c2e4e8 c0c2f2c0 c47ffe9c c47ffe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcd900 # [ 112.031460] fe80: b6dba000 0000000d c30e5000 c47fff60 c47ffec4 c47ffea0 c07f5bc8 c0c2e8d4 # [ 112.039647] fea0: 00000000 c6dcd900 b6dba000 c2816000 c47fff60 c07f5b64 c47fff5c c47ffec8 # [ 112.047836] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c47fe000 # [ 112.056024] fee0: b6dba000 00020000 00000004 0000000d 0001fff3 c47ffee0 00000001 b6db9000 # [ 112.064211] ff00: c6c42000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.072400] ff20: 00000000 00000000 c136f088 e4d6a8da c205c100 c6dcd900 c6dcd900 c47fe000 # [ 112.080592] ff40: b6dba000 00000000 00000000 00000004 c47fff94 c47fff60 c0598d6c c05986d8 # [ 112.088780] ff60: 00000000 00000000 c47fffac e4d6a8da 0000000d 0000000d b6f01e00 00000004 # [ 112.096970] ff80: c03002e4 c47fe000 c47fffa4 c47fff98 c0598dfc c0598d04 00000000 c47fffa8 # [ 112.105158] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6dba000 0000000d 00000000 # [ 112.113347] ffc0: 0000000d 0000000d b6f01e00 00000004 00000001 00000000 00020000 be9d9a54 # [ 112.121537] ffe0: 00000004 be9d9788 b6e6c4cf b6df27e6 800e0030 00000001 00000000 00000000 # [ 112.129718] Backtrace: # [ 112.132202] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 112.140654] r7:c47fff60 r6:0000000d r5:c5e1a000 r4:f09f6000 # [ 112.146330] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.154689] r5:c5e1a000 r4:00000022 # [ 112.158284] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.166307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.174236] r9:c47fff60 r8:c30e5000 r7:0000000d r6:b6dba000 r5:c6dcd900 r4:c0c2e8c8 # [ 112.181999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.189840] r9:c07f5b64 r8:c47fff60 r7:c2816000 r6:b6dba000 r5:c6dcd900 r4:00000000 # [ 112.197598] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.204744] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c47fe000 r5:c6dcd900 # [ 112.212580] r4:c6dcd900 # [ 112.215127] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.222276] r9:c47fe000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:0000000d r4:0000000d # [ 112.230034] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.756879] lkdtm: Performing direct entry EXEC_RODATA [ 112.237611] Exc[e p t1i1o2n. 762569] lkdtm: attempting ok execution at c0c2f258 tack(0xc47fffa8 to 0xc47ffff0) #[ 112.769998] lkdtm: attempting bad execution at c15e87e0 [ 112.242674] ffa0: [ 112.778024] 8<--- cut here --- 0000000d 0000[0 0 01d1 20.783895] Unable to handle kernel paging request at virtual address c15e87e0 0000001 b6dba000 000[0 0 0101d2 .793379] pgd = f0b9eccb 0000000 # [ 112.250867] ffc0: 0[ 112.798348] [c15e87e0] *pgd=1141941e(bad) 000000d 0000000d b6f01e00 00000[0 112.805241] Internal error: Oops: 8000000d [#7] SMP ARM 04 00000001 00000000 00020000 be9[ 112.813156] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 d9a54 # [ 112.259055] ffe0: 000[ 112.844877] CPU: 3 PID: 2093 Comm: cat Tainted: G D W 5.10.147-cip18 #1 00004 be9d9788 b6e[6 c 41c1f2 .b855475] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) df27e6 # [ 112.264124] Code: ba[ 112.864198] PC is at lkdtm_rodata_do_nothing+0x0/0x10 d PC value # [ 112.267363] ---[[ 112.872119] LR is at execute_location+0xa4/0xb4 end trace 038114aa4[8 7 c1e1828.879500] pc : [] lr : [] psr: 600e0013 ]--- # EXEC_VMAL[L O C1:1 2m.i888029] sp : c6d77e38 ip : c6d77d40 fp : c6d77e54 sing 'call trace[: ' :1 1[2F.A8I95428] r10: 0000000c r9 : c1acc434 r8 : c15e8544 ] not ok 33 selftes[t s :1 1l2k.902744] r7 : c6d77f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f258 tm: EXEC_VMALLOC.sh [# e11x2i.t11534] r3 : 6fb47932 r2 : 6fb47932 r1 : ef7c05e0 r0 : 0000002b =1 # selftests: lkdtm:[ E X1E1C.920238] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none _RODATA.sh [ 112.929722] Control: 10c5387d Table: 16ff004a DAC: 00000051 [ 112.936516] Process cat (pid: 2093, stack limit = 0x2afc24a2) [ 112.942286] Stack: (0xc6d77e38 to 0xc6d78000) [ 112.946671] 7e20: 00000023 c5a76000 [ 112.954880] 7e40: 0000000c c6d77f60 c6d77e64 c6d77e58 c1359b24 c13598a4 c6d77e74 c6d77e68 [ 112.963089] 7e60: c0c2e4e8 c1359b0c c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcd400 [ 112.971296] 7e80: b6dcd000 0000000c c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 [ 112.979504] 7ea0: 00000000 c6dcd400 b6dcd000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 [ 112.987713] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d76000 [ 112.995922] 7ee0: b6dcd000 00020000 00000004 0000000c 0001fff4 c6d77ee0 00000001 b6dcc000 [ 113.004128] 7f00: c5c077c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.012337] 7f20: 00000000 00000000 c136f088 6fb47932 c205c100 c6dcd400 c6dcd400 c6d76000 [ 113.020547] 7f40: b6dcd000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 [ 113.028755] 7f60: 00000000 00000000 c6d77fac 6fb47932 0000000c 0000000c b6f14e00 00000004 [ 113.036962] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 [ 113.045168] 7fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6dcd000 0000000c 00000000 [ 113.053375] 7fc0: 0000000c 0000000c b6f14e00 00000004 00000001 00000000 00020000 beddba54 [ 113.061583] 7fe0: 00000004 beddb788 b6e7f4cf b6e057e6 800e0030 00000001 00000000 00000000 [ 113.069776] Backtrace: [ 113.072282] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 113.080666] r7:c6d77f60 r6:0000000c r5:c5a76000 r4:00000023 [ 113.086375] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.094681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.102726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.110674] r9:c6d77f60 r8:c30e5000 r7:0000000c r6:b6dcd000 r5:c6dcd400 r4:c0c2e8c8 [ 113.118460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.126320] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6dcd000 r5:c6dcd400 r4:00000000 [ 113.134097] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.141262] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6d76000 r5:c6dcd400 [ 113.149110] r4:c6dcd400 [ 113.151677] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.158840] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000000c r4:0000000c [ 113.166619] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.174210] Exception stack(0xc6d77fa8 to 0xc6d77ff0) [ 113.179289] 7fa0: 0000000c 0000000c 00000001 b6dcd000 0000000c 00000000 [ 113.187497] 7fc0: 0000000c 0000000c b6f14e00 00000004 00000001 00000000 00020000 beddba54 [ 113.195697] 7fe0: 00000004 beddb788 b6e7f4cf b6e057e6 [ 113.200782] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 113.206908] ---[ end trace 038114aa487ce889 ]--- # Segmentation fault # [ 112.756879] lkdtm: Performing direct entry EXEC_RODATA # [ 112.762569] lkdtm: attempting ok execution at c0c2f258 # [ 112.769998] lkdtm: attempting bad execution at c15e87e0 # [ 112.778024] 8<--- cut here --- # [ 112.783895] Unable to handle kernel paging request at virtual address c15e87e0 # [ 112.793379] pgd = f0b9eccb # [ 112.798348] [c15e87e0] *pgd=1141941e(bad) # [ 112.805241] Internal error: Oops: 8000000d [#7] SMP ARM # [ 112.813156] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.844877] CPU: 3 PID: 2093 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 112.855475] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.864198] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 112.872119] LR is at execute_location+0xa4/0xb4 # [ 112.879500] pc : [] lr : [] psr: 600e0013 # [ 112.888029] sp : c6d77e38 ip : c6d77d40 fp : c6d77e54 # [ 112.895428] r10: 0000000c r9 : c1acc434 r8 : c15e8544 # [ 112.902744] r7 : c6d77f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f258 # [ 112.911534] r3 : 6fb47932 r2 : 6fb47932 r1 : ef7c05e0 r0 : 0000002b # [ 112.920238] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.929722] Control: 10c5387d Table: 16ff004a DAC: 00000051 # [ 112.936516] Process cat (pid: 2093, stack limit = 0x2afc24a2) # [ 112.942286] Stack: (0xc6d77e38 to 0xc6d78000) # [ 112.946671] 7e20: 00000023 c5a76000 # [ 112.954880] 7e40: 0000000c c6d77f60 c6d77e64 c6d77e58 c1359b24 c13598a4 c6d77e74 c6d77e68 # [ 112.963089] 7e60: c0c2e4e8 c1359b0c c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcd400 # [ 112.971296] 7e80: b6dcd000 0000000c c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 # [ 112.979504] 7ea0: 00000000 c6dcd400 b6dcd000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 # [ 112.987713] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d76000 # [ 112.995922] 7ee0: b6dcd000 00020000 00000004 0000000c 0001fff4 c6d77ee0 00000001 b6dcc000 # [ 113.004128] 7f00: c5c077c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.012337] 7f20: 00000000 00000000 c136f088 6fb47932 c205c100 c6dcd400 c6dcd400 c6d76000 # [ 113.020547] 7f40: b6dcd000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 # [ 113.028755] 7f60: 00000000 00000000 c6d77fac 6fb47932 0000000c 0000000c b6f14e00 00000004 # [ 113.036962] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 # [ 113.045168] 7fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6dcd000 0000000c 00000000 # [ 113.053375] 7fc0: 0000000c 0000000c b6f14e00 00000004 00000001 00000000 00020000 beddba54 # [ 113.061583] 7fe0: 00000004 beddb788 b6e7f4cf b6e057e6 800e0030 00000001 00000000 00000000 # [ 113.069776] Backtrace: # [ 113.072282] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 113.080666] r7:c6d77f60 r6:0000000c r5:c5a76000 r4:00000023 # [ 113.086375] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.094681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.102726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.110674] r9:c6d77f60 r8:c30e5000 r7:0000000c r6:b6dcd000 r5:c6dcd400 r4:c0c2e8c8 # [ 113.118460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.126320] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6dcd000 r5:c6dcd400 r4:00000000 # [ 113.134097] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.141262] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6d76000 r5:c6dcd400 # [ 113.149110] r4:c6dcd400 # [ 113.151677] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.158840] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000000c r4:0000000c # [ 113.166619] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.174210] Exception stack(0xc6d77fa8 to 0xc6d77ff0) # [ 113.179289] 7fa0: 0000000c 0000000c 00000001 b6dcd000 0000000c 00000000 # [ 113.187497] 7fc0: 0000000c 0000000c b6f14e00 00000004 00000001 00000000 0002[ 113.708017] lkdtm: Performing direct entry EXEC_USERSPACE 0000 beddba54 # [ 113.195697] 7[ 113.715283] lkdtm: attempting ok execution at c0c2f258 fe0: 00000004 beddb788 b6e7f4cf b[ 113.723351] lkdtm: attempting bad execution at b6f99000 6e057e6 # [ 113.200782] Code: 5[ 113.731354] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f99000 f727563 6e756f63 00000074 a[a 5 513.741262] Internal error: : b [#8] SMP ARM aa55 (e1a0c00d) # [ 113.206908[ 113.748043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 ] ---[ end trace 03811[4 a a14183.779749] CPU: 3 PID: 2169 Comm: cat Tainted: G D W 5.10.147-cip18 #1 ce889 ]--- [# E1X1E3C._78R9O8D8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ATA: missing 'call [t r a1c1e3:.'98183] PC is at 0xb6f99000 : [FAIL] not ok 34 selftests: lk[ 113.803505] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 dtm: EXEC_RO[D A T1A1.3s.h8 1#1 229] pc : [] lr : [] psr: 600e0013 xit=1 # se[ l f1t1e3s.t8s1:9 4l04] sp : c6d23e48 ip : c6d23d50 fp : c6d23e64 dtm: EXEC_U[S E R1S1P3A.C8E2.6s452] r10: 0000000f r9 : c1acc440 r8 : c15e8544 [ 113.833499] r7 : c6d23f60 r6 : 0000000f r5 : c5a76000 r4 : b6f99000 [ 113.840197] r3 : 29d93100 r2 : 29d93100 r1 : ef7c05e0 r0 : 0000002b [ 113.846733] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 113.853877] Control: 10c5387d Table: 16e5004a DAC: 00000051 [ 113.859633] Process cat (pid: 2169, stack limit = 0x64053f74) [ 113.865388] Stack: (0xc6d23e48 to 0xc6d24000) [ 113.869760] 3e40: 00000001 00000000 0000000f 00000024 c6d23e74 c6d23e68 [ 113.877950] 3e60: c0c2e4e8 c0c2f2f4 c6d23e9c c6d23e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcc640 [ 113.886138] 3e80: b6e53000 0000000f c30e5000 c6d23f60 c6d23ec4 c6d23ea0 c07f5bc8 c0c2e8d4 [ 113.894326] 3ea0: 00000000 c6dcc640 b6e53000 c2816000 c6d23f60 c07f5b64 c6d23f5c c6d23ec8 [ 113.902516] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d22000 [ 113.910705] 3ee0: b6e53000 00020000 00000004 0000000f 0001fff1 c6d23ee0 00000001 b6e52000 [ 113.918893] 3f00: c5b01e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.927083] 3f20: 00000000 00000000 c136f088 29d93100 c205c100 c6dcc640 c6dcc640 c6d22000 [ 113.935271] 3f40: b6e53000 00000000 00000000 00000004 c6d23f94 c6d23f60 c0598d6c c05986d8 [ 113.943460] 3f60: 00000000 00000000 c6d23fac 29d93100 0000000f 0000000f b6f9ae00 00000004 [ 113.951649] 3f80: c03002e4 c6d22000 c6d23fa4 c6d23f98 c0598dfc c0598d04 00000000 c6d23fa8 [ 113.959837] 3fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6e53000 0000000f 00000000 [ 113.968025] 3fc0: 0000000f 0000000f b6f9ae00 00000004 00000001 00000000 00020000 bececa54 [ 113.976214] 3fe0: 00000004 becec788 b6f054cf b6e8b7e6 800e0030 00000001 00000000 00000000 [ 113.984394] Backtrace: [ 113.986872] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.995406] r4:00000024 [ 113.997958] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.005983] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.013911] r9:c6d23f60 r8:c30e5000 r7:0000000f r6:b6e53000 r5:c6dcc640 r4:c0c2e8c8 [ 114.021672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.029514] r9:c07f5b64 r8:c6d23f60 r7:c2816000 r6:b6e53000 r5:c6dcc640 r4:00000000 [ 114.037269] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.044417] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6d22000 r5:c6dcc640 [ 114.052252] r4:c6dcc640 [ 114.054801] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.061947] r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000000f r4:0000000f [ 114.069706] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.077282] Exception stack(0xc6d23fa8 to 0xc6d23ff0) [ 114.082345] 3fa0: 0000000f 0000000f 00000001 b6e53000 0000000f 00000000 [ 114.090533] 3fc0: 0000000f 0000000f b6f9ae00 00000004 00000001 00000000 00020000 bececa54 [ 114.098718] 3fe0: 00000004 becec788 b6f054cf b6e8b7e6 [ 114.103786] Code: bad PC value [ 114.106856] ---[ end trace 038114aa487ce88a ]--- # Segmentation fault # [ 113.708017] lkdtm: Performing direct entry EXEC_USERSPACE # [ 113.715283] lkdtm: attempting ok execution at c0c2f258 # [ 113.723351] lkdtm: attempting bad execution at b6f99000 # [ 113.731354] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f99000 # [ 113.741262] Internal error: : b [#8] SMP ARM # [ 113.748043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.779749] CPU: 3 PID: 2169 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 113.789828] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.798183] PC is at 0xb6f99000 # [ 113.803505] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 113.811229] pc : [] lr : [] psr: 600e0013 # [ 113.819404] sp : c6d23e48 ip : c6d23d50 fp : c6d23e64 # [ 113.826452] r10: 0000000f r9 : c1acc440 r8 : c15e8544 # [ 113.833499] r7 : c6d23f60 r6 : 0000000f r5 : c5a76000 r4 : b6f99000 # [ 113.840197] r3 : 29d93100 r2 : 29d93100 r1 : ef7c05e0 r0 : 0000002b # [ 113.846733] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.853877] Control: 10c5387d Table: 16e5004a DAC: 00000051 # [ 113.859633] Process cat (pid: 2169, stack limit = 0x64053f74) # [ 113.865388] Stack: (0xc6d23e48 to 0xc6d24000) # [ 113.869760] 3e40: 00000001 00000000 0000000f 00000024 c6d23e74 c6d23e68 # [ 113.877950] 3e60: c0c2e4e8 c0c2f2f4 c6d23e9c c6d23e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6dcc640 # [ 113.886138] 3e80: b6e53000 0000000f c30e5000 c6d23f60 c6d23ec4 c6d23ea0 c07f5bc8 c0c2e8d4 # [ 113.894326] 3ea0: 00000000 c6dcc640 b6e53000 c2816000 c6d23f60 c07f5b64 c6d23f5c c6d23ec8 # [ 113.902516] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d22000 # [ 113.910705] 3ee0: b6e53000 00020000 00000004 0000000f 0001fff1 c6d23ee0 00000001 b6e52000 # [ 113.918893] 3f00: c5b01e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.927083] 3f20: 00000000 00000000 c136f088 29d93100 c205c100 c6dcc640 c6dcc640 c6d22000 # [ 113.935271] 3f40: b6e53000 00000000 00000000 00000004 c6d23f94 c6d23f60 c0598d6c c05986d8 # [ 113.943460] 3f60: 00000000 00000000 c6d23fac 29d93100 0000000f 0000000f b6f9ae00 00000004 # [ 113.951649] 3f80: c03002e4 c6d22000 c6d23fa4 c6d23f98 c0598dfc c0598d04 00000000 c6d23fa8 # [ 113.959837] 3fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6e53000 0000000f 00000000 # [ 113.968025] 3fc0: 0000000f 0000000f b6f9ae00 00000004 00000001 00000000 00020000 bececa54 # [ 113.976214] 3fe0: 00000004 becec788 b6f054cf b6e8b7e6 800e0030 00000001 00000000 00000000 # [ 113.984394] Backtrace: # [ 113.986872] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.995406] r4:00000024 # [ 113.997958] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.005983] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.013911] r9:c6d23f60 r8:c30e5000 r7:0000000f r6:b6e53000 r5:c6dcc640 r4:c0c2e8c8 # [ 114.021672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.029514] r9:c07f5b64 r8:c6d23f60 r7:c2816000 r6:b6e53000 r5:c6dcc640 r4:00000000 # [ 114.037269] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.044417] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6d22000 r5:c6dcc640 # [ 114.052252] r4:c6dcc640 # [ 114.054801] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.061947] r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000000f r4:0000000f # [ 114.069706] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.077282] Exception stack(0xc6d23fa8 to 0xc6d23ff0) # [ 114.082345] 3fa0: 0000000f 0000000f 00000001 b6e53000 0000000f 00000000 # [ 114.090533] 3fc0: 0000000f 0000000f b6f9ae00 00000004 00000001 00000000 00020000 bececa54 # [ 114.098718] 3fe0: 00000004 becec788 b6f054cf b6e8b7e6 # [ 114.103786] C[ 114.577553] lkdtm: Performing direct entry EXEC_NULL ode: bad PC value # [ 114.10685[ 114.583907] lkdtm: attempting ok execution at c0c2f258 6] ---[ end trace 038114aa487ce88[ 114.592004] lkdtm: attempting bad execution at 00000000 a ]--- # EXEC_USERSPACE: missing[ 114.600136] 8<--- cut here --- 'call trace:': [FAIL] not ok 35[ 114.606049] Unable to handle kernel NULL pointer dereference at virtual address 00000000 selftests: lkdtm: EXEC_USERSPACE[ 114.617037] pgd = 7db42f31 .sh # exit=1 # selftests: lkdtm:[ 114.622603] [00000000] *pgd=00000000 EXEC_NULL.sh [ 114.629104] Internal error: Oops: 80000005 [#9] SMP ARM [ 114.635562] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 114.664637] CPU: 0 PID: 2240 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 114.672388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.678926] PC is at 0x0 [ 114.681481] LR is at execute_location+0xa4/0xb4 [ 114.686021] pc : [<00000000>] lr : [] psr: 600e0013 [ 114.692296] sp : c6d77e38 ip : c6d77d40 fp : c6d77e54 [ 114.697529] r10: 0000000a r9 : c1acc450 r8 : c15e8544 [ 114.702763] r7 : c6d77f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f258 [ 114.709297] r3 : 9af2e887 r2 : 9af2e887 r1 : ef7815e0 r0 : 0000002b [ 114.715833] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.722976] Control: 10c5387d Table: 16ff404a DAC: 00000051 [ 114.728731] Process cat (pid: 2240, stack limit = 0x2afc24a2) [ 114.734485] Stack: (0xc6d77e38 to 0xc6d78000) [ 114.738853] 7e20: 00000025 c6f0d000 [ 114.747044] 7e40: 0000000a c6d77f60 c6d77e64 c6d77e58 c1359b48 c13598a4 c6d77e74 c6d77e68 [ 114.755232] 7e60: c0c2e4e8 c1359b34 c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c403a780 [ 114.763420] 7e80: b6e1e000 0000000a c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 [ 114.771609] 7ea0: 00000000 c403a780 b6e1e000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 [ 114.779796] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d76000 [ 114.787984] 7ee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c6d77ee0 00000001 b6e1d000 [ 114.796172] 7f00: c6dcc8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.804361] 7f20: 00000000 00000000 c136f088 9af2e887 c205c100 c403a780 c403a780 c6d76000 [ 114.812551] 7f40: b6e1e000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 [ 114.820740] 7f60: 00000000 00000000 c6d77fac 9af2e887 0000000a 0000000a b6f65e00 00000004 [ 114.828929] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 [ 114.837116] 7fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 114.845306] 7fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc1a54 [ 114.853494] 7fe0: 00000004 becc1788 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 [ 114.861676] Backtrace: [ 114.864152] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 114.872342] r7:c6d77f60 r6:0000000a r5:c6f0d000 r4:00000025 [ 114.878025] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.886132] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.894154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.902082] r9:c6d77f60 r8:c30e5000 r7:0000000a r6:b6e1e000 r5:c403a780 r4:c0c2e8c8 [ 114.909844] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.917686] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6e1e000 r5:c403a780 r4:00000000 [ 114.925442] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.932589] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6d76000 r5:c403a780 [ 114.940426] r4:c403a780 [ 114.942972] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.950120] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a [ 114.957877] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.965454] Exception stack(0xc6d77fa8 to 0xc6d77ff0) [ 114.970517] 7fa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 114.978704] 7fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc1a54 [ 114.986890] 7fe0: 00000004 becc1788 b6ed04cf b6e567e6 [ 114.991956] Code: bad PC value [ 114.995070] ---[ end trace 038114aa487ce88b ]--- # Segmentation fault # [ 114.577553] lkdtm: Performing direct entry EXEC_NULL # [ 114.583907] lkdtm: attempting ok execution at c0c2f258 # [ 114.592004] lkdtm: attempting bad execution at 00000000 # [ 114.600136] 8<--- cut here --- # [ 114.606049] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 114.617037] pgd = 7db42f31 # [ 114.622603] [00000000] *pgd=00000000 # [ 114.629104] Internal error: Oops: 80000005 [#9] SMP ARM # [ 114.635562] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.664637] CPU: 0 PID: 2240 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 114.672388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.678926] PC is at 0x0 # [ 114.681481] LR is at execute_location+0xa4/0xb4 # [ 114.686021] pc : [<00000000>] lr : [] psr: 600e0013 # [ 114.692296] sp : c6d77e38 ip : c6d77d40 fp : c6d77e54 # [ 114.697529] r10: 0000000a r9 : c1acc450 r8 : c15e8544 # [ 114.702763] r7 : c6d77f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f258 # [ 114.709297] r3 : 9af2e887 r2 : 9af2e887 r1 : ef7815e0 r0 : 0000002b # [ 114.715833] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.722976] Control: 10c5387d Table: 16ff404a DAC: 00000051 # [ 114.728731] Process cat (pid: 2240, stack limit = 0x2afc24a2) # [ 114.734485] Stack: (0xc6d77e38 to 0xc6d78000) # [ 114.738853] 7e20: 00000025 c6f0d000 # [ 114.747044] 7e40: 0000000a c6d77f60 c6d77e64 c6d77e58 c1359b48 c13598a4 c6d77e74 c6d77e68 # [ 114.755232] 7e60: c0c2e4e8 c1359b34 c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c403a780 # [ 114.763420] 7e80: b6e1e000 0000000a c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 # [ 114.771609] 7ea0: 00000000 c403a780 b6e1e000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 # [ 114.779796] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6d76000 # [ 114.787984] 7ee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c6d77ee0 00000001 b6e1d000 # [ 114.796172] 7f00: c6dcc8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.804361] 7f20: 00000000 00000000 c136f088 9af2e887 c205c100 c403a780 c403a780 c6d76000 # [ 114.812551] 7f40: b6e1e000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 # [ 114.820740] 7f60: 00000000 00000000 c6d77fac 9af2e887 0000000a 0000000a b6f65e00 00000004 # [ 114.828929] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 # [ 114.837116] 7fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 114.845306] 7fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc1a54 # [ 114.853494] 7fe0: 00000004 becc1788 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 # [ 114.861676] Backtrace: # [ 114.864152] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 114.872342] r7:c6d77f60 r6:0000000a r5:c6f0d000 r4:00000025 # [ 114.878025] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.886132] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.894154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.902082] r9:c6d77f60 r8:c30e5000 r7:0000000a r6:b6e1e000 r5:c403a780 r4:c0c2e8c8 # [ 114.909844] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.917686] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6e1e000 r5:c403a780 r4:00000000 # [ 114.925442] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.932589] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6d76000 r5:c403a780 # [ 114.940426] r4:c403a780 # [ 114.942972] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.950120] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a # [ 114.957877] [] (sys_write) from [] (ret_fast_syscall+0x0/0x[ 115.493276] lkdtm: Performing direct entry ACCESS_USERSPACE 28) # [ 114.965454] Exception s[ 115.499413] lkdtm: attempting bad read at b6ffa000 tack(0xc6d77fa8 to 0xc6d77ff0) #[ 115.506990] 8<--- cut here --- [ 114.970517][ 7 f1a105:. 5 1 870] Unhandled fault: page domain fault (0x01b) at 0xb6ffa000 [ 1 1 5 .5 2 1 201080] pgd = 8e752163 000a 0000000a 0[0 0 0101050.15 2b575] [b6ffa000] *pgd=4b934831 6e1e000 0000000a [0 0 0101050.0501153] Internal error: : 1b [#10] SMP ARM # [ 114.978704] 7fc0: 0000000a[ 115.537675] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 0000000a b6f65e[0 0 101050.05069379] CPU: 2 PID: 2316 Comm: cat Tainted: G D W 5.10.147-cip18 #1 04 00000[0 0 11 1050.507090109080 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00020000 becc1a54 # [ 114.[9 8115.587389] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 6890] 7fe0: 00000004 becc[1 7 1815.595213] LR is at __irq_work_queue_local+0x40/0x74 b6ed04cf[ b 61e1556.76e062 6 8#] pc : [] lr : [] psr: 600e0013 [ 114.[9 9111955.66]1 0C6o8d3e sp : c5ed3e38 ip : c5ed3d40 fp : c5ed3e64 : bad PC v[a l u1e1 5 .#6 1[7 5 57] r10: 00000011 r9 : c1acc45c r8 : c15e8544 14.99507[0 ] 1-1-5-.[6 2e4n6d0 3] r7 : c5ed3f60 r6 : 00000051 r5 : c5ed2000 r4 : b6ffa000 race 038[1 1 141a5a.468372c8e6848 r3 : 36fd3017 r2 : 36fd3017 r1 : ef7ab5e0 r0 : 00000026 b ]--- # EX[E C _1N1U5L.L6:4 1m042] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ssing 'cal[l t1r1a5c.e6:5'0:0 84] Control: 10c5387d Table: 16e5004a DAC: 00000051 FAIL] not [o k 13165 .s6e5l7f6t2] Process cat (pid: 2316, stack limit = 0x18507e6e) ests: lk[d t m1:1 5E.X6E6C5_2N17U Stack: (0xc5ed3e38 to 0xc5ed4000) LL.sh # exit=1[ #1 1s5e.l6f7t1224] 3e20: 00000022 00000000 sts: lkdtm: AC[C E S1S1_5U.S6E8R1397] 3e40: 00000000 36fd3017 c5ed3e6c 00000026 c6966000 00000011 c5ed3e74 c5ed3e68 PACE.sh [ 115.691569] 3e60: c0c2e4e8 c0c2f3c8 c5ed3e9c c5ed3e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b6f540 [ 115.700524] 3e80: b6eb4000 00000011 c30e5000 c5ed3f60 c5ed3ec4 c5ed3ea0 c07f5bc8 c0c2e8d4 [ 115.708709] 3ea0: 00000000 c6b6f540 b6eb4000 c2816000 c5ed3f60 c07f5b64 c5ed3f5c c5ed3ec8 [ 115.716894] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5ed2000 [ 115.725079] 3ee0: b6eb4000 00020000 00000004 00000011 0001ffef c5ed3ee0 00000001 b6eb3000 [ 115.733262] 3f00: c6c43180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.741448] 3f20: 00000000 00000000 c136f088 36fd3017 c205c100 c6b6f540 c6b6f540 c5ed2000 [ 115.749635] 3f40: b6eb4000 00000000 00000000 00000004 c5ed3f94 c5ed3f60 c0598d6c c05986d8 [ 115.757819] 3f60: 00000000 00000000 c5ed3fac 36fd3017 00000011 00000011 b6ffbe00 00000004 [ 115.766004] 3f80: c03002e4 c5ed2000 c5ed3fa4 c5ed3f98 c0598dfc c0598d04 00000000 c5ed3fa8 [ 115.774188] 3fa0: c03000c0 c0598df0 00000011 00000011 00000001 b6eb4000 00000011 00000000 [ 115.782374] 3fc0: 00000011 00000011 b6ffbe00 00000004 00000001 00000000 00020000 beaf2a54 [ 115.790560] 3fe0: 00000004 beaf2788 b6f664cf b6eec7e6 800e0030 00000001 00000000 00000000 [ 115.798738] Backtrace: [ 115.801207] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.809915] r6:00000011 r5:c6966000 r4:00000026 [ 115.814543] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.822561] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.830485] r9:c5ed3f60 r8:c30e5000 r7:00000011 r6:b6eb4000 r5:c6b6f540 r4:c0c2e8c8 [ 115.838243] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.846081] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6eb4000 r5:c6b6f540 r4:00000000 [ 115.853832] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.860975] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c5ed2000 r5:c6b6f540 [ 115.868809] r4:c6b6f540 [ 115.871353] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.878496] r9:c5ed2000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000011 r4:00000011 [ 115.886250] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.893824] Exception stack(0xc5ed3fa8 to 0xc5ed3ff0) [ 115.898883] 3fa0: 00000011 00000011 00000001 b6eb4000 00000011 00000000 [ 115.907069] 3fc0: 00000011 00000011 b6ffbe00 00000004 00000001 00000000 00020000 beaf2a54 [ 115.915252] 3fe0: 00000004 beaf2788 b6f664cf b6eec7e6 [ 115.920313] Code: e1a01004 e30d0380 e34c01ac eb1c7de1 (e5943000) [ 115.926414] ---[ end trace 038114aa487ce88c ]--- # Segmentation fault # [ 115.493276] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 115.499413] lkdtm: attempting bad read at b6ffa000 # [ 115.506990] 8<--- cut here --- # [ 115.512870] Unhandled fault: page domain fault (0x01b) at 0xb6ffa000 # [ 115.521218] pgd = 8e752163 # [ 115.525575] [b6ffa000] *pgd=4b934831 # [ 115.531153] Internal error: : 1b [#10] SMP ARM # [ 115.537675] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.569379] CPU: 2 PID: 2316 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 115.579198] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.587389] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 115.595213] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.602682] pc : [] lr : [] psr: 600e0013 # [ 115.610683] sp : c5ed3e38 ip : c5ed3d40 fp : c5ed3e64 # [ 115.617557] r10: 00000011 r9 : c1acc45c r8 : c15e8544 # [ 115.624603] r7 : c5ed3f60 r6 : 00000051 r5 : c5ed2000 r4 : b6ffa000 # [ 115.632864] r3 : 36fd3017 r2 : 36fd3017 r1 : ef7ab5e0 r0 : 00000026 # [ 115.641042] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.650084] Control: 10c5387d Table: 16e5004a DAC: 00000051 # [ 115.657652] Process cat (pid: 2316, stack limit = 0x18507e6e) # [ 115.665217] Stack: (0xc5ed3e38 to 0xc5ed4000) # [ 115.671224] 3e20: 00000022 00000000 # [ 115.681397] 3e40: 00000000 36fd3017 c5ed3e6c 00000026 c6966000 00000011 c5ed3e74 c5ed3e68 # [ 115.691569] 3e60: c0c2e4e8 c0c2f3c8 c5ed3e9c c5ed3e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b6f540 # [ 115.700524] 3e80: b6eb4000 00000011 c30e5000 c5ed3f60 c5ed3ec4 c5ed3ea0 c07f5bc8 c0c2e8d4 # [ 115.708709] 3ea0: 00000000 c6b6f540 b6eb4000 c2816000 c5ed3f60 c07f5b64 c5ed3f5c c5ed3ec8 # [ 115.716894] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5ed2000 # [ 115.725079] 3ee0: b6eb4000 00020000 00000004 00000011 0001ffef c5ed3ee0 00000001 b6eb3000 # [ 115.733262] 3f00: c6c43180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.741448] 3f20: 00000000 00000000 c136f088 36fd3017 c205c100 c6b6f540 c6b6f540 c5ed2000 # [ 115.749635] 3f40: b6eb4000 00000000 00000000 00000004 c5ed3f94 c5ed3f60 c0598d6c c05986d8 # [ 115.757819] 3f60: 00000000 00000000 c5ed3fac 36fd3017 00000011 00000011 b6ffbe00 00000004 # [ 115.766004] 3f80: c03002e4 c5ed2000 c5ed3fa4 c5ed3f98 c0598dfc c0598d04 00000000 c5ed3fa8 # [ 115.774188] 3fa0: c03000c0 c0598df0 00000011 00000011 00000001 b6eb4000 00000011 00000000 # [ 115.782374] 3fc0: 00000011 00000011 b6ffbe00 00000004 00000001 00000000 00020000 beaf2a54 # [ 115.790560] 3fe0: 00000004 beaf2788 b6f664cf b6eec7e6 800e0030 00000001 00000000 00000000 # [ 115.798738] Backtrace: # [ 115.801207] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.809915] r6:00000011 r5:c6966000 r4:00000026 # [ 115.814543] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.822561] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.830485] r9:c5ed3f60 r8:c30e5000 r7:00000011 r6:b6eb4000 r5:c6b6f540 r4:c0c2e8c8 # [ 115.838243] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.846081] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6eb4000 r5:c6b6f540 r4:00000000 # [ 115.853832] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.860975] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c5ed2000 r5:c6b6f540 # [ 115.868809] r4:c6b6f540 # [ 115.871353] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 11[ 116.422076] 8<--- cut here --- 5.878496] r9:c5ed2000 r8:c03002e[ 116.427896] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4 r7:00000004 r6:b6ffbe00 r5:0000[ 116.438822] pgd = 47545178 0011 r4:00000011 # [ 115.886250[ 116.444356] [00000000] *pgd=00000000 ] [] (sys_write) from [[ 116.450835] Internal error: Oops: 5 [#11] SMP ARM ] (ret_fast_syscall+0x0[ 116.458359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 /0x28) # [ 115.89[3 8 2141]6 .E90066] CPU: 2 PID: 2391 Comm: cat Tainted: G D W 5.10.147-cip18 #1 xception s[t a c1k1(60.x4c9599e7d] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 3fa8 to 0xc5ed3ff0) # [ 115.8[9 116.508248] PC is at lkdtm_ACCESS_NULL+0x28/0x68 8883] 3fa0: [ 116.515552] LR is at __irq_work_queue_local+0x40/0x74 00000011 0[0 0 0101061.15 20301009] pc : [] lr : [] psr: 600e0013 0001 b6[e b 411060.05 3010109050] sp : c6c81e50 ip : c6c81d58 fp : c6c81e64 11 00000[0 0 01 1 6#. 5[3 8 01618] r10: 0000000c r9 : c1acc470 r8 : c15e8544 .907069] [3 f c101:6 .05040500020] r7 : c6c81f60 r6 : 0000000c r5 : c6f08000 r4 : 00000000 11 000000[1 1 11b66.f5f5b3e20900] r3 : 0044af0c r2 : 0044af0c r1 : ef7ab5e0 r0 : 00000026 00000004 00[0 0 0101061. 506010502] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000 000200[0 0 1b1e6a.f527a05548] Control: 10c5387d Table: 1582004a DAC: 00000051 # [ 115.91[5 2 5121]6 .35f7e8077] Process cat (pid: 2391, stack limit = 0x5f28bed3) : 0000000[4 b1e1a6f.25788587 28] Stack: (0xc6c81e50 to 0xc6c82000) 6f664cf b6eec7e6 [ # 1[1 6 .1511823] 1e40: 00000027 c6f08000 c6c81e74 c6c81e68 5.920313] Code: e[1 a 0111060.46 2083] 1e60: c0c2e4e8 c1359b58 c6c81e9c c6c81e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b823c0 e30d0380 e34c01[a c 1e1b61.c671d340] 1e80: b6e60000 0000000c c30e5000 c6c81f60 c6c81ec4 c6c81ea0 c07f5bc8 c0c2e8d4 e1 (e5943000) [ #1 1[6 . 6212111] 1ea0: 00000000 c6b823c0 b6e60000 c2816000 c6c81f60 c07f5b64 c6c81f5c c6c81ec8 5.926414] ---[[ e n1d1 6t.r6a3c2596] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6c80000 038114aa487ce8[8 c 1]1-6-.-6 4 768] 1ee0: b6e60000 00020000 00000004 0000000c 0001fff4 c6c81ee0 00000001 b6e5f000 # ACCESS_USERS[P A C1E1:6 .m6i5s2938] 1f00: c6b6e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ing 'call trace:[' : 1[1F6A.I6L63110] 1f20: 00000000 00000000 c136f088 0044af0c c205c100 c6b823c0 c6b823c0 c6c80000 not ok 37 self[t e s1t1s6:. 6l73368] 1f40: b6e60000 00000000 00000000 00000004 c6c81f94 c6c81f60 c0598d6c c05986d8 dtm: ACCESS_US[E R S1P1A6C.E6.8s3627] 1f60: 00000000 00000000 c6c81fac 0044af0c 0000000c 0000000c b6fa7e00 00000004 # exit=1 # s[e l f1t1e6s.t6s9:3798] 1f80: c03002e4 c6c80000 c6c81fa4 c6c81f98 c0598dfc c0598d04 00000000 c6c81fa8 lkdtm: ACCESS_NU[L L .1s1h6 . 703968] 1fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e60000 0000000c 00000000 [ 116.714140] 1fc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 bede7a54 [ 116.722324] 1fe0: 00000004 bede7788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000 [ 116.730504] Backtrace: [ 116.732981] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.741254] r5:c6f08000 r4:00000027 [ 116.744842] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.752861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.760786] r9:c6c81f60 r8:c30e5000 r7:0000000c r6:b6e60000 r5:c6b823c0 r4:c0c2e8c8 [ 116.768545] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.776383] r9:c07f5b64 r8:c6c81f60 r7:c2816000 r6:b6e60000 r5:c6b823c0 r4:00000000 [ 116.784134] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.791279] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6c80000 r5:c6b823c0 [ 116.799113] r4:c6b823c0 [ 116.801657] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.808799] r9:c6c80000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000c r4:0000000c [ 116.816554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.824128] Exception stack(0xc6c81fa8 to 0xc6c81ff0) [ 116.829187] 1fa0: 0000000c 0000000c 00000001 b6e60000 0000000c 00000000 [ 116.837376] 1fc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 bede7a54 [ 116.845558] 1fe0: 00000004 bede7788 b6f124cf b6e987e6 [ 116.850620] Code: e30d0380 e34c01ac e1a01004 ebffd438 (e5945000) [ 116.856783] ---[ end trace 038114aa487ce88d ]--- # Segmentation fault # [ 116.407958] lkdtm: Performing direct entry ACCESS_NULL # [ 116.414245] lkdtm: attempting bad read at 00000000 # [ 116.422076] 8<--- cut here --- # [ 116.427896] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 116.438822] pgd = 47545178 # [ 116.444356] [00000000] *pgd=00000000 # [ 116.450835] Internal error: Oops: 5 [#11] SMP ARM # [ 116.458359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.490066] CPU: 2 PID: 2391 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 116.499971] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.508248] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 116.515552] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.523109] pc : [] lr : [] psr: 600e0013 # [ 116.531195] sp : c6c81e50 ip : c6c81d58 fp : c6c81e64 # [ 116.538068] r10: 0000000c r9 : c1acc470 r8 : c15e8544 # [ 116.545029] r7 : c6c81f60 r6 : 0000000c r5 : c6f08000 r4 : 00000000 # [ 116.553290] r3 : 0044af0c r2 : 0044af0c r1 : ef7ab5e0 r0 : 00000026 # [ 116.561552] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.570508] Control: 10c5387d Table: 1582004a DAC: 00000051 # [ 116.578077] Process cat (pid: 2391, stack limit = 0x5f28bed3) # [ 116.585728] Stack: (0xc6c81e50 to 0xc6c82000) # [ 116.591823] 1e40: 00000027 c6f08000 c6c81e74 c6c81e68 # [ 116.602083] 1e60: c0c2e4e8 c1359b58 c6c81e9c c6c81e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6b823c0 # [ 116.612340] 1e80: b6e60000 0000000c c30e5000 c6c81f60 c6c81ec4 c6c81ea0 c07f5bc8 c0c2e8d4 # [ 116.622511] 1ea0: 00000000 c6b823c0 b6e60000 c2816000 c6c81f60 c07f5b64 c6c81f5c c6c81ec8 # [ 116.632596] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c6c80000 # [ 116.642768] 1ee0: b6e60000 00020000 00000004 0000000c 0001fff4 c6c81ee0 00000001 b6e5f000 # [ 116.652938] 1f00: c6b6e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.663110] 1f20: 00000000 00000000 c136f088 0044af0c c205c100 c6b823c0 c6b823c0 c6c80000 # [ 116.673368] 1f40: b6e60000 00000000 00000000 00000004 c6c81f94 c6c81f60 c0598d6c c05986d8 # [ 116.683627] 1f60: 00000000 00000000 c6c81fac 0044af0c 0000000c 0000000c b6fa7e00 00000004 # [ 116.693798] 1f80: c03002e4 c6c80000 c6c81fa4 c6c81f98 c0598dfc c0598d04 00000000 c6c81fa8 # [ 116.703968] 1fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e60000 0000000c 00000000 # [ 116.714140] 1fc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 bede7a54 # [ 116.722324] 1fe0: 00000004 bede7788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000 # [ 116.730504] Backtrace: # [ 116.732981] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.741254] r5:c6f08000 r4:00000027 # [ 116.744842] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.752861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.760786] r9:c6c81f60 r8:c30e5000 r7:0000000c r6:b6e60000 r5:c6b823c0 r4:c0c2e8c8 # [ 116.768545] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.776383] r9:c07f5b64 r8:c6c81f60 r7:c2816000 r6:b6e60000 r5:c6b823c0 r4:00000000 # [ 116.784134] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.791279] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6c80000 r5:c6b823c0 # [ 116.799113] r4:c6b823c0 # [ 116.801657] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.808799] r9:c6c80000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000c r4:0000000c # [ 116.816554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.824128] Exception stack(0xc6c81fa8 to 0xc6c81ff0) # [ 116.829187] 1fa0: 0000000c 0000000c 00000001 b6e60000 0000000c 00000000 # [ 116.837376] 1fc0: 0000000c 0000000c b6fa7e0[ 117.340118] lkdtm: Performing direct entry WRITE_RO 0 00000004 00000001 00000000 0002[ 117.347944] lkdtm: attempting bad rodata write at c15e87dc 0000 bede7a54 # [ 116.845558] 1[ 117.356242] 8<--- cut here --- fe0: 00000004 be[d e 7171878. 3b62093] Unable to handle kernel paging request at virtual address c15e87dc f124cf b6[e 9 8171e76. 3 7#1 3[9 ] pgd = 47545178 116.850620] Code: e30d03[8 0 1e7.375840] [c15e87dc] *pgd=1141941e(bad) 34c01ac e1a01004[ e b1f1f7d.43382283] Internal error: Oops: 80d [#12] SMP ARM (e5945000) # [ 116.856783] --[ 117.389240] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 -[ end trace 038114[a a 418177c.e20944] CPU: 1 PID: 2465 Comm: cat Tainted: G D W 5.10.147-cip18 #1 88d ]---[ #1 1A7C.C4E3S0S8_5N0] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) LL: missing 'call trace:': [F[A I117.439126] PC is at lkdtm_WRITE_RO+0x44/0x50 L] not ok 38 selftests: lk[d t m17.446082] LR is at __irq_work_queue_local+0x40/0x74 : ACCESS_[N U L1L1.7s.h4 5#3 6e3x] pc : [] lr : [] psr: 600e0013 it=1 # s[e l f1t1e7.s4t6s1:6 3l8] sp : c6d77e50 ip : c6d77d58 fp : c6d77e64 dtm: WRI[T E _1R1O7..s4h6 8 598] r10: 00000009 r9 : c1acc47c r8 : c15e8544 [ 117.475385] r7 : c6d77f60 r6 : 00000009 r5 : c5e62000 r4 : c15e87dc [ 117.481916] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1acd280 [ 117.488449] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 117.495590] Control: 10c5387d Table: 1582004a DAC: 00000051 [ 117.501340] Process cat (pid: 2465, stack limit = 0x2afc24a2) [ 117.507091] Stack: (0xc6d77e50 to 0xc6d78000) [ 117.511456] 7e40: 00000028 c5e62000 c6d77e74 c6d77e68 [ 117.519642] 7e60: c0c2e4e8 c1359958 c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c43400 [ 117.527827] 7e80: b6df4000 00000009 c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 [ 117.536012] 7ea0: 00000000 c6c43400 b6df4000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 [ 117.544197] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c59d90e4 c0598d6c c6d76000 [ 117.552382] 7ee0: b6df4000 00020000 00000004 00000009 0001fff7 c6d77ee0 00000001 00000805 [ 117.560567] 7f00: c2fd0000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.568754] 7f20: 00000000 00000000 c6d76000 9726059b b6df3000 c6c43400 c6c43400 c6d76000 [ 117.576939] 7f40: b6df4000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 [ 117.585124] 7f60: 00000000 00000000 c6d77fac 9726059b 00000009 00000009 b6f3be00 00000004 [ 117.593310] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 [ 117.601494] 7fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6df4000 00000009 00000000 [ 117.609680] 7fc0: 00000009 00000009 b6f3be00 00000004 00000001 00000000 00020000 beff4a54 [ 117.617864] 7fe0: 00000004 beff4788 b6ea64cf b6e2c7e6 800e0030 00000001 00000000 00000000 [ 117.626043] Backtrace: [ 117.628516] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.636525] r5:c5e62000 r4:00000028 [ 117.640114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.648131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.656056] r9:c6d77f60 r8:c30e5000 r7:00000009 r6:b6df4000 r5:c6c43400 r4:c0c2e8c8 [ 117.663812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.671649] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6df4000 r5:c6c43400 r4:00000000 [ 117.679401] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.686544] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c6d76000 r5:c6c43400 [ 117.694376] r4:c6c43400 [ 117.696919] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.704062] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000009 r4:00000009 [ 117.711814] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.719387] Exception stack(0xc6d77fa8 to 0xc6d77ff0) [ 117.724445] 7fa0: 00000009 00000009 00000001 b6df4000 00000009 00000000 [ 117.732632] 7fc0: 00000009 00000009 b6f3be00 00000004 00000001 00000000 00020000 beff4a54 [ 117.740814] 7fe0: 00000004 beff4788 b6ea64cf b6e2c7e6 [ 117.745876] Code: e34a3bcd e30d0280 e34c01ac e0233002 (e5843000) [ 117.751980] ---[ end trace 038114aa487ce88e ]--- # Segmentation fault # [ 117.340118] lkdtm: Performing direct entry WRITE_RO # [ 117.347944] lkdtm: attempting bad rodata write at c15e87dc # [ 117.356242] 8<--- cut here --- # [ 117.362093] Unable to handle kernel paging request at virtual address c15e87dc # [ 117.371396] pgd = 47545178 # [ 117.375840] [c15e87dc] *pgd=1141941e(bad) # [ 117.382283] Internal error: Oops: 80d [#12] SMP ARM # [ 117.389240] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.420944] CPU: 1 PID: 2465 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 117.430850] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.439126] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 117.446082] LR is at __irq_work_queue_local+0x40/0x74 # [ 117.453638] pc : [] lr : [] psr: 600e0013 # [ 117.461638] sp : c6d77e50 ip : c6d77d58 fp : c6d77e64 # [ 117.468598] r10: 00000009 r9 : c1acc47c r8 : c15e8544 # [ 117.475385] r7 : c6d77f60 r6 : 00000009 r5 : c5e62000 r4 : c15e87dc # [ 117.481916] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1acd280 # [ 117.488449] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.495590] Control: 10c5387d Table: 1582004a DAC: 00000051 # [ 117.501340] Process cat (pid: 2465, stack limit = 0x2afc24a2) # [ 117.507091] Stack: (0xc6d77e50 to 0xc6d78000) # [ 117.511456] 7e40: 00000028 c5e62000 c6d77e74 c6d77e68 # [ 117.519642] 7e60: c0c2e4e8 c1359958 c6d77e9c c6d77e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c43400 # [ 117.527827] 7e80: b6df4000 00000009 c30e5000 c6d77f60 c6d77ec4 c6d77ea0 c07f5bc8 c0c2e8d4 # [ 117.536012] 7ea0: 00000000 c6c43400 b6df4000 c2816000 c6d77f60 c07f5b64 c6d77f5c c6d77ec8 # [ 117.544197] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c59d90e4 c0598d6c c6d76000 # [ 117.552382] 7ee0: b6df4000 00020000 00000004 00000009 0001fff7 c6d77ee0 00000001 00000805 # [ 117.560567] 7f00: c2fd0000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.568754] 7f20: 00000000 00000000 c6d76000 9726059b b6df3000 c6c43400 c6c43400 c6d76000 # [ 117.576939] 7f40: b6df4000 00000000 00000000 00000004 c6d77f94 c6d77f60 c0598d6c c05986d8 # [ 117.585124] 7f60: 00000000 00000000 c6d77fac 9726059b 00000009 00000009 b6f3be00 00000004 # [ 117.593310] 7f80: c03002e4 c6d76000 c6d77fa4 c6d77f98 c0598dfc c0598d04 00000000 c6d77fa8 # [ 117.601494] 7fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6df4000 00000009 00000000 # [ 117.609680] 7fc0: 00000009 00000009 b6f3be00 00000004 00000001 00000000 00020000 beff4a54 # [ 117.617864] 7fe0: 00000004 beff4788 b6ea64cf b6e2c7e6 800e0030 00000001 00000000 00000000 # [ 117.626043] Backtrace: # [ 117.628516] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.636525] r5:c5e62000 r4:00000028 # [ 117.640114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.648131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.656056] r9:c6d77f60 r8:c30e5000 r7:00000009 r6:b6df4000 r5:c6c43400 r4:c0c2e8c8 # [ 117.663812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.671649] r9:c07f5b64 r8:c6d77f60 r7:c2816000 r6:b6df4000 r5:c6c43400 r4:00000000 # [ 117.679401] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.686544] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c6d76000 r5:c6c43400 # [ 117.694376] r4:c6c43400 # [ 117.696919] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.704062] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000009 r4:00000009 # [ 117.711814] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.719387] Exception stack(0xc6d77fa8 to 0xc6d77ff0) # [ 117.724445] 7fa0: 00000009 00000009 00000001 b6df4000 00000009 00000000 # [ 117.732632] 7fc0: 00000[ 118.294092] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 009 00000009 b6f3be00 00000004 00[ 118.301665] lkdtm: attempting bad ro_after_init write at c1b7dc60 000001 00000000 00020000 beff4a54[ 118.310710] 8<--- cut here --- # [ 117.74081[4 ] 171f8e.03:16466] Unable to handle kernel paging request at virtual address c1b7dc60 00000004 be[f f 4171888. 3b265e7a8] pgd = 8e752163 64cf b6e2c7e6 # [ 117.745[8 7 618.330296] [c1b7dc60] *pgd=11a1941e(bad) ] Code: e34a3bcd[ e 3101d80.23836825] Internal error: Oops: 80d [#13] SMP ARM e34c01ac e0233002 (e5843000) #[ 118.343783] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 117.751980] ---[[ e n1d1 8t.375487] CPU: 1 PID: 2539 Comm: cat Tainted: G D W 5.10.147-cip18 #1 ace 0381[1 4 a1a1488.73c8e58487e8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ]--- # WRITE_RO: missing 'call [ 118.393755] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 race:': [FAIL] not ok 39[ s e1l8.401838] LR is at __irq_work_queue_local+0x40/0x74 ftests: l[k d t1m1:8 .W4R0I9T3E0_] pc : [] lr : [] psr: 600e0013 RO.sh # [e x i1t18=.14 1 7#3 1s0e sp : c5a39e50 ip : c5a39d58 fp : c5a39e64 lftests: l[k d t1m1:8 .W4R2I4T1E81] r10: 00000014 r9 : c1acc488 r8 : c15e8544 RO_AFTER_I[N I T1.1s8h. 4 31228] r7 : c5a39f60 r6 : 00000014 r5 : c6d56000 r4 : c1b7dc60 [ 118.439315] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acd280 [ 118.445848] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 118.452989] Control: 10c5387d Table: 16e5004a DAC: 00000051 [ 118.458740] Process cat (pid: 2539, stack limit = 0x1047fd99) [ 118.464491] Stack: (0xc5a39e50 to 0xc5a3a000) [ 118.468858] 9e40: 00000029 c6d56000 c5a39e74 c5a39e68 [ 118.477044] 9e60: c0c2e4e8 c13599a8 c5a39e9c c5a39e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c43b80 [ 118.485229] 9e80: b6eb0000 00000014 c30e5000 c5a39f60 c5a39ec4 c5a39ea0 c07f5bc8 c0c2e8d4 [ 118.493413] 9ea0: 00000000 c6c43b80 b6eb0000 c2816000 c5a39f60 c07f5b64 c5a39f5c c5a39ec8 [ 118.501598] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5a38000 [ 118.509783] 9ee0: b6eb0000 00020000 00000004 00000014 0001ffec c5a39ee0 00000001 b6eaf000 [ 118.517966] 9f00: c2fd17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 118.526152] 9f20: 00000000 00000000 c136f088 c6e376c2 c205c100 c6c43b80 c6c43b80 c5a38000 [ 118.534339] 9f40: b6eb0000 00000000 00000000 00000004 c5a39f94 c5a39f60 c0598d6c c05986d8 [ 118.542523] 9f60: 00000000 00000000 c5a39fac c6e376c2 00000014 00000014 b6ff7e00 00000004 [ 118.550708] 9f80: c03002e4 c5a38000 c5a39fa4 c5a39f98 c0598dfc c0598d04 00000000 c5a39fa8 [ 118.558893] 9fa0: c03000c0 c0598df0 00000014 00000014 00000001 b6eb0000 00000014 00000000 [ 118.567078] 9fc0: 00000014 00000014 b6ff7e00 00000004 00000001 00000000 00020000 beb53a54 [ 118.575263] 9fe0: 00000004 beb53788 b6f624cf b6ee87e6 800e0030 00000001 00000000 00000000 [ 118.583442] Backtrace: [ 118.585916] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.594883] r5:c6d56000 r4:00000029 [ 118.598473] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.606491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.614415] r9:c5a39f60 r8:c30e5000 r7:00000014 r6:b6eb0000 r5:c6c43b80 r4:c0c2e8c8 [ 118.622172] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.630010] r9:c07f5b64 r8:c5a39f60 r7:c2816000 r6:b6eb0000 r5:c6c43b80 r4:00000000 [ 118.637762] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.644905] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c5a38000 r5:c6c43b80 [ 118.652738] r4:c6c43b80 [ 118.655280] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.662424] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000014 r4:00000014 [ 118.670178] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.677751] Exception stack(0xc5a39fa8 to 0xc5a39ff0) [ 118.682810] 9fa0: 00000014 00000014 00000001 b6eb0000 00000014 00000000 [ 118.690996] 9fc0: 00000014 00000014 b6ff7e00 00000004 00000001 00000000 00020000 beb53a54 [ 118.699178] 9fe0: 00000004 beb53788 b6f624cf b6ee87e6 [ 118.704239] Code: e34a3bcd e30d0280 e34c01ac e0233002 (e5843000) [ 118.710342] ---[ end trace 038114aa487ce88f ]--- # Segmentation fault # [ 118.294092] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 118.301665] lkdtm: attempting bad ro_after_init write at c1b7dc60 # [ 118.310710] 8<--- cut here --- # [ 118.316466] Unable to handle kernel paging request at virtual address c1b7dc60 # [ 118.325768] pgd = 8e752163 # [ 118.330296] [c1b7dc60] *pgd=11a1941e(bad) # [ 118.336825] Internal error: Oops: 80d [#13] SMP ARM # [ 118.343783] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.375487] CPU: 1 PID: 2539 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 118.385478] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.393755] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 118.401838] LR is at __irq_work_queue_local+0x40/0x74 # [ 118.409308] pc : [] lr : [] psr: 600e0013 # [ 118.417310] sp : c5a39e50 ip : c5a39d58 fp : c5a39e64 # [ 118.424181] r10: 00000014 r9 : c1acc488 r8 : c15e8544 # [ 118.431228] r7 : c5a39f60 r6 : 00000014 r5 : c6d56000 r4 : c1b7dc60 # [ 118.439315] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acd280 # [ 118.445848] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.452989] Control: 10c5387d Table: 16e5004a DAC: 00000051 # [ 118.458740] Process cat (pid: 2539, stack limit = 0x1047fd99) # [ 118.464491] Stack: (0xc5a39e50 to 0xc5a3a000) # [ 118.468858] 9e40: 00000029 c6d56000 c5a39e74 c5a39e68 # [ 118.477044] 9e60: c0c2e4e8 c13599a8 c5a39e9c c5a39e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c43b80 # [ 118.485229] 9e80: b6eb0000 00000014 c30e5000 c5a39f60 c5a39ec4 c5a39ea0 c07f5bc8 c0c2e8d4 # [ 118.493413] 9ea0: 00000000 c6c43b80 b6eb0000 c2816000 c5a39f60 c07f5b64 c5a39f5c c5a39ec8 # [ 118.501598] 9ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5a38000 # [ 118.509783] 9ee0: b6eb0000 00020000 00000004 00000014 0001ffec c5a39ee0 00000001 b6eaf000 # [ 118.517966] 9f00: c2fd17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.526152] 9f20: 00000000 00000000 c136f088 c6e376c2 c205c100 c6c43b80 c6c43b80 c5a38000 # [ 118.534339] 9f40: b6eb0000 00000000 00000000 00000004 c5a39f94 c5a39f60 c0598d6c c05986d8 # [ 118.542523] 9f60: 00000000 00000000 c5a39fac c6e376c2 00000014 00000014 b6ff7e00 00000004 # [ 118.550708] 9f80: c03002e4 c5a38000 c5a39fa4 c5a39f98 c0598dfc c0598d04 00000000 c5a39fa8 # [ 118.558893] 9fa0: c03000c0 c0598df0 00000014 00000014 00000001 b6eb0000 00000014 00000000 # [ 118.567078] 9fc0: 00000014 00000014 b6ff7e00 00000004 00000001 00000000 00020000 beb53a54 # [ 118.575263] 9fe0: 00000004 beb53788 b6f624cf b6ee87e6 800e0030 00000001 00000000 00000000 # [ 118.583442] Backtrace: # [ 118.585916] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.594883] r5:c6d56000 r4:00000029 # [ 118.598473] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.606491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.614415] r9:c5a39f60 r8:c30e5000 r7:00000014 r6:b6eb0000 r5:c6c43b80 r4:c0c2e8c8 # [ 118.622172] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.630010] r9:c07f5b64 r8:c5a39f60 r7:c2816000 r6:b6eb0000 r5:c6c43b80 r4:00000000 # [ 118.637762] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.644905] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c5a38000 r5:c6c43b80 # [ 118.652738] r4:c6c43b80 # [ 118.655280] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.662424] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000014 r4:00000014 # [ 118.670178] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.677751] Exception stack(0xc5a39fa8 to 0xc5a39ff0) # [ 118.682810] 9fa0: 00000014 00000014 00000001 b6eb0000 0000001[ 119.193753] lkdtm: Performing direct entry WRITE_KERN 4 00000000 # [ 118.690996] 9fc0[ 119.200522] lkdtm: attempting bad 7513628 byte write at c1359874 : 00000014 00000014 b6ff7e00 0000[ 119.209451] 8<--- cut here --- 0004 000000[0 1 101090.0201050204] Unable to handle kernel paging request at virtual address c1359874 00020000 beb[5 3 a15149 . 2#2 4[78] pgd = 0bb6e2c8 118.699178] 9fe0: 00000[0 0 41 9.228892] [c1359874] *pgd=1121940e(bad) beb53788 b6f624cf b6[e e 8171e96.235337] Internal error: Oops: 80d [#14] SMP ARM # [ 118.704239] Code: e34a3bcd [ 119.242467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 e30d0280 e34c01ac e0[2 3 310109.274169] CPU: 2 PID: 2613 Comm: cat Tainted: G D W 5.10.147-cip18 #1 (e58430[0 0 )1 1 9 .#2 8[4 0 715] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8.710342] ---[ end tra[c e 10139.292345] PC is at memcpy+0x50/0x330 114aa487ce88[f ]1-1-9-. 2 9#8 431] LR is at 0xe92dd830 RITE_RO_AFT[E R _1I1N9I.T3:0 3m4i0] pc : [] lr : [] psr: 200e0013 ssing 'ca[l l 1t1r9a.c3e1:1'5:6 ] sp : c5b9fe2c ip : e1a0c00d fp : c5b9fe64 [FAIL] no[t 1o1k9 .4301 8s5e2l] r10: 0000000b r9 : c1acc49c r8 : e89da800 ftests: l[k d t1m1:9 .W3R2I5T4E8_] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 RO_AFTER_[I N I1T1.9s.h3 3#3 7e4x] r3 : e1a0c00d r2 : 0072a57c r1 : c0c2f278 r0 : c1359874 it=1 # se[l f t11e9s.t3s4:2 0l1k] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none dtm: WRITE_[K E R1N1.9s.h3 5 0879] Control: 10c5387d Table: 16ccc04a DAC: 00000051 [ 119.358360] Process cat (pid: 2613, stack limit = 0xd3aaabcb) [ 119.364110] Stack: (0xc5b9fe2c to 0xc5ba0000) [ 119.368476] fe20: c0c2f258 0072a61c c5b9ff60 c15e8544 c1359874 [ 119.376663] fe40: c1359874 c1359a58 0000002a c5f1d000 0000000b c5b9ff60 c5b9fe74 c5b9fe68 [ 119.384848] fe60: c0c2e4e8 c1359a18 c5b9fe9c c5b9fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6908a00 [ 119.393033] fe80: b6dba000 0000000b c30e5000 c5b9ff60 c5b9fec4 c5b9fea0 c07f5bc8 c0c2e8d4 [ 119.401218] fea0: 00000000 c6908a00 b6dba000 c2816000 c5b9ff60 c07f5b64 c5b9ff5c c5b9fec8 [ 119.409402] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5b9e000 [ 119.417586] fee0: b6dba000 00020000 00000004 0000000b 0001fff5 c5b9fee0 00000001 b6db9000 [ 119.425770] ff00: c6b82140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 119.433955] ff20: 00000000 00000000 c136f088 2af2e75f c205c100 c6908a00 c6908a00 c5b9e000 [ 119.442142] ff40: b6dba000 00000000 00000000 00000004 c5b9ff94 c5b9ff60 c0598d6c c05986d8 [ 119.450327] ff60: 00000000 00000000 c5b9ffac 2af2e75f 0000000b 0000000b b6f01e00 00000004 [ 119.458511] ff80: c03002e4 c5b9e000 c5b9ffa4 c5b9ff98 c0598dfc c0598d04 00000000 c5b9ffa8 [ 119.466696] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dba000 0000000b 00000000 [ 119.474881] ffc0: 0000000b 0000000b b6f01e00 00000004 00000001 00000000 00020000 bee71a54 [ 119.483066] ffe0: 00000004 bee71788 b6e6c4cf b6df27e6 800e0030 00000001 00000000 00000000 [ 119.491244] Backtrace: [ 119.493725] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.501911] r7:c5b9ff60 r6:0000000b r5:c5f1d000 r4:0000002a [ 119.507583] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.515601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.523526] r9:c5b9ff60 r8:c30e5000 r7:0000000b r6:b6dba000 r5:c6908a00 r4:c0c2e8c8 [ 119.531283] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.539121] r9:c07f5b64 r8:c5b9ff60 r7:c2816000 r6:b6dba000 r5:c6908a00 r4:00000000 [ 119.546874] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.554016] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c5b9e000 r5:c6908a00 [ 119.561850] r4:c6908a00 [ 119.564392] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.571535] r9:c5b9e000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:0000000b r4:0000000b [ 119.579288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.586862] Exception stack(0xc5b9ffa8 to 0xc5b9fff0) [ 119.591921] ffa0: 0000000b 0000000b 00000001 b6dba000 0000000b 00000000 [ 119.600107] ffc0: 0000000b 0000000b b6f01e00 00000004 00000001 00000000 00020000 bee71a54 [ 119.608289] ffe0: 00000004 bee71788 b6e6c4cf b6df27e6 [ 119.613351] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 119.619455] ---[ end trace 038114aa487ce890 ]--- # Segmentation fault # [ 119.193753] lkdtm: Performing direct entry WRITE_KERN # [ 119.200522] lkdtm: attempting bad 7513628 byte write at c1359874 # [ 119.209451] 8<--- cut here --- # [ 119.215234] Unable to handle kernel paging request at virtual address c1359874 # [ 119.224278] pgd = 0bb6e2c8 # [ 119.228892] [c1359874] *pgd=1121940e(bad) # [ 119.235337] Internal error: Oops: 80d [#14] SMP ARM # [ 119.242467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.274169] CPU: 2 PID: 2613 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 119.284075] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.292345] PC is at memcpy+0x50/0x330 # [ 119.298431] LR is at 0xe92dd830 # [ 119.303480] pc : [] lr : [] psr: 200e0013 # [ 119.311567] sp : c5b9fe2c ip : e1a0c00d fp : c5b9fe64 # [ 119.318527] r10: 0000000b r9 : c1acc49c r8 : e89da800 # [ 119.325486] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 119.333747] r3 : e1a0c00d r2 : 0072a57c r1 : c0c2f278 r0 : c1359874 # [ 119.342011] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.350879] Control: 10c5387d Table: 16ccc04a DAC: 00000051 # [ 119.358360] Process cat (pid: 2613, stack limit = 0xd3aaabcb) # [ 119.364110] Stack: (0xc5b9fe2c to 0xc5ba0000) # [ 119.368476] fe20: c0c2f258 0072a61c c5b9ff60 c15e8544 c1359874 # [ 119.376663] fe40: c1359874 c1359a58 0000002a c5f1d000 0000000b c5b9ff60 c5b9fe74 c5b9fe68 # [ 119.384848] fe60: c0c2e4e8 c1359a18 c5b9fe9c c5b9fe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6908a00 # [ 119.393033] fe80: b6dba000 0000000b c30e5000 c5b9ff60 c5b9fec4 c5b9fea0 c07f5bc8 c0c2e8d4 # [ 119.401218] fea0: 00000000 c6908a00 b6dba000 c2816000 c5b9ff60 c07f5b64 c5b9ff5c c5b9fec8 # [ 119.409402] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c136f088 c0598d6c c5b9e000 # [ 119.417586] fee0: b6dba000 00020000 00000004 0000000b 0001fff5 c5b9fee0 00000001 b6db9000 # [ 119.425770] ff00: c6b82140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 119.433955] ff20: 00000000 00000000 c136f088 2af2e75f c205c100 c6908a00 c6908a00 c5b9e000 # [ 119.442142] ff40: b6dba000 00000000 00000000 00000004 c5b9ff94 c5b9ff60 c0598d6c c05986d8 # [ 119.450327] ff60: 00000000 00000000 c5b9ffac 2af2e75f 0000000b 0000000b b6f01e00 00000004 # [ 119.458511] ff80: c03002e4 c5b9e000 c5b9ffa4 c5b9ff98 c0598dfc c0598d04 00000000 c5b9ffa8 # [ 119.466696] ffa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dba000 0000000b 00000000 # [ 119.474881] ffc0: 0000000b 0000000b b6f01e00 00000004 00000001 00000000 00020000 bee71a54 # [ 119.483066] ffe0: 00000004 bee71788 b6e6c4cf b6df27e6 800e0030 00000001 00000000 00000000 # [ 119.491244] Backtrace: # [ 119.493725] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.501911] r7:c5b9ff60 r6:0000000b r5:c5f1d000 r4:0000002a # [ 119.507583] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.515601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.523526] r9:c5b9ff60 r8:c30e5000 r7:0000000b r6:b6dba000 r5:c6908a00 r4:c0c2e8c8 # [ 119.531283] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.539121] r9:c07f5b64 r8:c5b9ff60 r7:c2816000 r6:b6dba000 r5:c6908a00 r4:00000000 # [ 119.546874] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.554016] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c5b9e000 r5:c6908a00 # [ 119.561850] r4:c6908a00 # [ 119.564392] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.571535] r9:c5b9e000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:0000000b r4:0000000b # [ 119.579288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.586862] Exception stack(0xc5b9ffa8 to 0xc5b9fff0) # [ 119.591921] ffa0: 0000000b 0000000b 00000001 b6dba000 00[ 120.108864] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 00000b 00000000 # [ 119.600107][ 120.117597] lkdtm: attempting good refcount_inc() without overflow ffc0: 0000000b 0000000b b6f01e00[ 120.126681] lkdtm: attempting bad refcount_inc() overflow 00000004 00000001 00000000 00020[ 120.135053] ------------[ cut here ]------------ 000 bee71a54 # [ 119.608289] ff[ 120.142509] WARNING: CPU: 0 PID: 2688 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 e0: 00000004 bee71788 b6e6c4cf b6[ 120.153818] refcount_t: saturated; leaking memory. df27e6 # [ 119.613351] Code: f5[ 120.161589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 d1f05c f5d1f07c e8b151f8 e2522020[ 120.193243] CPU: 0 PID: 2688 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 120.203805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.210337] Backtrace: [ 120.212808] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.220387] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 120.226057] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.233378] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.240348] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 [ 120.248102] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.255591] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c6c14000 [ 120.261263] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 120.270228] r9:c1acc4a8 r8:c15e8544 r7:c6c15f60 r6:00000016 r5:c6cf7000 r4:c6c14000 [ 120.277989] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 120.287658] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 120.297759] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.306895] r4:0000002b [ 120.309440] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.317456] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.325379] r9:c6c15f60 r8:c30e5000 r7:00000016 r6:b6eb5000 r5:c5c06dc0 r4:c0c2e8c8 [ 120.333136] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.340974] r9:c07f5b64 r8:c6c15f60 r7:c2816000 r6:b6eb5000 r5:c5c06dc0 r4:00000000 [ 120.348724] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.355866] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c6c14000 r5:c5c06dc0 [ 120.363700] r4:c5c06dc0 [ 120.366241] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.373384] r9:c6c14000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000016 r4:00000016 [ 120.381137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.388711] Exception stack(0xc6c15fa8 to 0xc6c15ff0) [ 120.393770] 5fa0: 00000016 00000016 00000001 b6eb5000 00000016 00000000 [ 120.401956] 5fc0: 00000016 00000016 b6ffce00 00000004 00000001 00000000 00020000 bebbaa54 [ 120.410139] 5fe0: 00000004 bebba788 b6f674cf b6eed7e6 (e8a051f8) # [ 119.619455] --[ 120.415283] irq event stamp: 0 -[ end trace 038114aa487ce890 ]--[ 120.421192] hardirqs last enabled at (0): [<00000000>] 0x0 - # WRITE_KERN: missing 'call tr[ 120.429913] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c ace:': [FAIL] not ok 41 selftest[ 120.440083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c s: lkdtm: WRITE_KERN.sh # exit=1 [ 120.450421] softirqs last disabled at (0): [<00000000>] 0x0 # selftests: lkdtm: REFCOUNT_INC[ 120.458872] ---[ end trace 038114aa487ce891 ]--- _OVERFLOW.sh [ 120.466364] lkdtm: Overflow detected: saturated # [ 120.108864] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 120.117597] lkdtm: attempting good refcount_inc() without overflow # [ 120.126681] lkdtm: attempting bad refcount_inc() overflow # [ 120.135053] ------------[ cut here ]------------ # [ 120.142509] WARNING: CPU: 0 PID: 2688 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.153818] refcount_t: saturated; leaking memory. # [ 120.161589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.193243] CPU: 0 PID: 2688 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 120.203805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.210337] Backtrace: # [ 120.212808] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.220387] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 120.226057] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.233378] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.240348] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 # [ 120.248102] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.255591] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c6c14000 # [ 120.261263] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 120.270228] r9:c1acc4a8 r8:c15e8544 r7:c6c15f60 r6:00000016 r5:c6cf7000 r4:c6c14000 # [ 120.277989] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 120.287658] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 120.297759] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.306895] r4:0000002b # [ 120.309440] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.317456] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.325379] r9:c6c15f60 r8:c30e5000 r7:00000016 r6:b6eb5000 r5:c5c06dc0 r4:c0c2e8c8 # [ 120.333136] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.340974] r9:c07f5b64 r8:c6c15f60 r7:c2816000 r6:b6eb5000 r5:c5c06dc0 r4:00000000 # [ 120.348724] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.355866] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c6c14000 r5:c5c06dc0 # [ 120.363700] r4:c5c06dc0 # [ 120.366241] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.373384] r9:c6c14000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000016 r4:00000016 # [ 120.381137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.388711] Exception stack(0xc6c15fa8 to 0xc6c15ff0) # [ 120.393770] 5fa0: 00000016 00000016 00000001 b6eb5000 00000016 00000000 # [ 120.401956] 5fc0: 00000016 00000016 b6ffce00 00000004 00000001 00000000 00020000 bebbaa54 # [ 120.410139] 5fe0: 00000004 bebba788 b6f674cf b6eed7e6 # [ 120.415283] irq event stamp: 0 # [ 120.421192] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.429913] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.440083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.450421] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.458872] ---[ end trace 038114aa487ce891 ]--- # [ 120.466364] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL[ 120.916891] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ] not ok 42 selftests: lkdtm: RE[ 120.924889] lkdtm: attempting good refcount_add() without overflow FCOUNT_INC_OVERFLOW.[s h 1#2 0e.933861] lkdtm: attempting bad refcount_add() overflow it=1 # selftests: lkdtm: REFCOUN[ 120.941577] ------------[ cut here ]------------ T_ADD_OVERFLOW.sh [ 120.949136] WARNING: CPU: 1 PID: 2722 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 120.959134] refcount_t: saturated; leaking memory. [ 120.963940] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.993102] CPU: 1 PID: 2722 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 121.000853] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.007385] Backtrace: [ 121.009857] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.017437] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 121.023105] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.030426] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.037396] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 [ 121.045149] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.052638] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c5800000 [ 121.058311] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.067276] r9:c1acc4c0 r8:c15e8544 r7:c5801f60 r6:00000016 r5:c6d56000 r4:c5800000 [ 121.075036] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.084706] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 121.094806] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.103940] r4:0000002c [ 121.106486] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.114502] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.122427] r9:c5801f60 r8:c30e5000 r7:00000016 r6:b6e7e000 r5:c6c43540 r4:c0c2e8c8 [ 121.130183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.138021] r9:c07f5b64 r8:c5801f60 r7:c2816000 r6:b6e7e000 r5:c6c43540 r4:00000000 [ 121.145772] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.152916] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c5800000 r5:c6c43540 [ 121.160749] r4:c6c43540 [ 121.163293] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.170437] r9:c5800000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000016 r4:00000016 [ 121.178191] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.185765] Exception stack(0xc5801fa8 to 0xc5801ff0) [ 121.190825] 1fa0: 00000016 00000016 00000001 b6e7e000 00000016 00000000 [ 121.199013] 1fc0: 00000016 00000016 b6fc5e00 00000004 00000001 00000000 00020000 befaba54 [ 121.207196] 1fe0: 00000004 befab788 b6f304cf b6eb67e6 [ 121.212315] irq event stamp: 0 [ 121.215411] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.221001] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.228537] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.236069] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.241660] ---[ end trace 038114aa487ce892 ]--- [ 121.246319] lkdtm: Overflow detected: saturated # [ 120.916891] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 120.924889] lkdtm: attempting good refcount_add() without overflow # [ 120.933861] lkdtm: attempting bad refcount_add() overflow # [ 120.941577] ------------[ cut here ]------------ # [ 120.949136] WARNING: CPU: 1 PID: 2722 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.959134] refcount_t: saturated; leaking memory. # [ 120.963940] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.993102] CPU: 1 PID: 2722 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 121.000853] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.007385] Backtrace: # [ 121.009857] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.017437] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 121.023105] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.030426] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.037396] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 # [ 121.045149] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.052638] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c5800000 # [ 121.058311] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.067276] r9:c1acc4c0 r8:c15e8544 r7:c5801f60 r6:00000016 r5:c6d56000 r4:c5800000 # [ 121.075036] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.084706] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 121.094806] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.103940] r4:0000002c # [ 121.106486] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.114502] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.122427] r9:c5801f60 r8:c30e5000 r7:00000016 r6:b6e7e000 r5:c6c43540 r4:c0c2e8c8 # [ 121.130183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.138021] r9:c07f5b64 r8:c5801f60 r7:c2816000 r6:b6e7e000 r5:c6c43540 r4:00000000 # [ 121.145772] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.152916] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c5800000 r5:c6c43540 # [ 121.160749] r4:c6c43540 # [ 121.163293] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.170437] r9:c5800000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000016 r4:00000016 # [ 121.178191] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.185765] Exception stack(0xc5801fa8 to 0xc5801ff0) # [ 121.190825] 1fa0: 00000016 00000016 00000001 b6e7e000 00000016 00000000 # [ 121.199013] 1fc0: 00000016 00000016 b6fc5e00 00000004 00000001 00000000 00020000 befaba54 # [ 121.207196] 1fe0: 00000004 befab788 b6f304cf b6eb67e6 # [ 121.212315] irq event stamp: 0 # [ 121.215411] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.221001] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.228537] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.236069] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.241660] ---[ end trace 038114aa487ce892 ]--- # [ 12[ 121.662960] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 1.246319] lkdtm: Overflow detecte[ 121.670934] lkdtm: attempting bad refcount_inc_not_zero() overflow d: saturated # REFCOUNT_ADD_OVER[ 121.680092] ------------[ cut here ]------------ FLOW: missing 'call trace:': [FAI[ 121.687656] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 L] not ok 43 selftests: lkdtm: R[ 121.698915] refcount_t: saturated; leaking memory. EFCOUNT_ADD_OVERFLOW.sh # exit=1 [ 121.706588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # selftests: lkdtm: REFCOUNT_INC[ 121.738317] CPU: 0 PID: 2756 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 121.748882] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.755414] Backtrace: [ 121.757883] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.765462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 121.771132] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.778454] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.785423] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 [ 121.793175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.800662] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6bfa000 [ 121.806336] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.815302] r9:c1acc4d8 r8:c15e8544 r7:c6bfbf60 r6:0000001f r5:c6f0d000 r4:7fffffff [ 121.823062] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.833509] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 121.845163] r5:c6f0d000 r4:c6bfa000 [ 121.848754] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.858672] r4:0000002d [ 121.861216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.869233] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.877157] r9:c6bfbf60 r8:c30e5000 r7:0000001f r6:b6e5b000 r5:c6dc7e00 r4:c0c2e8c8 [ 121.884913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.892750] r9:c07f5b64 r8:c6bfbf60 r7:c2816000 r6:b6e5b000 r5:c6dc7e00 r4:00000000 [ 121.900503] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.907646] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6bfa000 r5:c6dc7e00 [ 121.915479] r4:c6dc7e00 [ 121.918021] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.925163] r9:c6bfa000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000001f r4:0000001f [ 121.932917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.940491] Exception stack(0xc6bfbfa8 to 0xc6bfbff0) [ 121.945551] bfa0: 0000001f 0000001f 00000001 b6e5b000 0000001f 00000000 [ 121.953737] bfc0: 0000001f 0000001f b6fa2e00 00000004 00000001 00000000 00020000 bead2a54 [ 121.961920] bfe0: 00000004 bead2788 b6f0d4cf b6e937e6 _NOT_ZERO_OVERFLOW.sh [ 121.967029] irq event stamp: 0 [ 121.972061] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.977671] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.985190] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.992684] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.998287] ---[ end trace 038114aa487ce893 ]--- [ 122.002914] lkdtm: Overflow detected: saturated # [ 121.662960] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 121.670934] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 121.680092] ------------[ cut here ]------------ # [ 121.687656] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.698915] refcount_t: saturated; leaking memory. # [ 121.706588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.738317] CPU: 0 PID: 2756 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 121.748882] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.755414] Backtrace: # [ 121.757883] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.765462] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 121.771132] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.778454] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.785423] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 # [ 121.793175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.800662] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6bfa000 # [ 121.806336] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.815302] r9:c1acc4d8 r8:c15e8544 r7:c6bfbf60 r6:0000001f r5:c6f0d000 r4:7fffffff # [ 121.823062] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.833509] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 121.845163] r5:c6f0d000 r4:c6bfa000 # [ 121.848754] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.858672] r4:0000002d # [ 121.861216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.869233] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.877157] r9:c6bfbf60 r8:c30e5000 r7:0000001f r6:b6e5b000 r5:c6dc7e00 r4:c0c2e8c8 # [ 121.884913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.892750] r9:c07f5b64 r8:c6bfbf60 r7:c2816000 r6:b6e5b000 r5:c6dc7e00 r4:00000000 # [ 121.900503] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.907646] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6bfa000 r5:c6dc7e00 # [ 121.915479] r4:c6dc7e00 # [ 121.918021] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.925163] r9:c6bfa000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000001f r4:0000001f # [ 121.932917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.940491] Exception stack(0xc6bfbfa8 to 0xc6bfbff0) # [ 121.945551] bfa0: 0000001f 0000001f 00000001 b6e5b000 0000001f 00000000 # [ 121.953737] bfc0: 0000001f 0000001f b6fa2e00 00000004 00000001 00000000 00020000 bead2a54 # [ 121.961920] bfe0: 00000004 bead2788 b6f0d4cf b6e937e6 # [ 121.967029] irq event stamp: 0 # [ 121.972061] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.977671] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.985190] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.992684] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.998287] ---[ end trace 038114aa487ce893 ]--- # [ 122.002914] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL][ 122.430369] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW not ok 44 selftests: lkdtm: REF[ 122.438875] lkdtm: attempting bad refcount_add_not_zero() overflow COUNT_INC_NOT_ZERO_OVERFLOW.sh # [ 122.447998] ------------[ cut here ]------------ exit=1 # selftests: lkdtm: REFCO[ 122.455512] WARNING: CPU: 2 PID: 2790 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 UNT_ADD_NOT_ZERO_OVERFLOW.sh [ 122.466720] refcount_t: saturated; leaking memory. [ 122.474054] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.503196] CPU: 2 PID: 2790 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 122.510949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.517480] Backtrace: [ 122.519954] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.527533] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 122.533202] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.540523] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.547496] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 [ 122.555252] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.562742] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6d24000 [ 122.568416] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.577385] r9:c1acc4f8 r8:c15e8544 r7:c6d25f60 r6:0000001f r5:c69c4000 r4:7fffffff [ 122.585145] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.595592] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 122.607246] r5:c69c4000 r4:c6d24000 [ 122.610840] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.620756] r4:0000002e [ 122.623302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.631318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.639242] r9:c6d25f60 r8:c30e5000 r7:0000001f r6:b6e3d000 r5:c6bffb80 r4:c0c2e8c8 [ 122.646999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.654837] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6e3d000 r5:c6bffb80 r4:00000000 [ 122.662589] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.669731] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6d24000 r5:c6bffb80 [ 122.677564] r4:c6bffb80 [ 122.680106] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.687248] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:0000001f r4:0000001f [ 122.695003] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.702577] Exception stack(0xc6d25fa8 to 0xc6d25ff0) [ 122.707637] 5fa0: 0000001f 0000001f 00000001 b6e3d000 0000001f 00000000 [ 122.715823] 5fc0: 0000001f 0000001f b6f84e00 00000004 00000001 00000000 00020000 becb4a54 [ 122.724005] 5fe0: 00000004 becb4788 b6eef4cf b6e757e6 [ 122.729127] irq event stamp: 0 [ 122.732202] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.737822] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.745351] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.752846] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.758458] ---[ end trace 038114aa487ce894 ]--- [ 122.763091] lkdtm: Overflow detected: saturated # [ 122.430369] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 122.438875] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 122.447998] ------------[ cut here ]------------ # [ 122.455512] WARNING: CPU: 2 PID: 2790 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.466720] refcount_t: saturated; leaking memory. # [ 122.474054] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.503196] CPU: 2 PID: 2790 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 122.510949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.517480] Backtrace: # [ 122.519954] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.527533] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 122.533202] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.540523] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.547496] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 # [ 122.555252] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.562742] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6d24000 # [ 122.568416] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.577385] r9:c1acc4f8 r8:c15e8544 r7:c6d25f60 r6:0000001f r5:c69c4000 r4:7fffffff # [ 122.585145] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.595592] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 122.607246] r5:c69c4000 r4:c6d24000 # [ 122.610840] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.620756] r4:0000002e # [ 122.623302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.631318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.639242] r9:c6d25f60 r8:c30e5000 r7:0000001f r6:b6e3d000 r5:c6bffb80 r4:c0c2e8c8 # [ 122.646999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.654837] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6e3d000 r5:c6bffb80 r4:00000000 # [ 122.662589] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.669731] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6d24000 r5:c6bffb80 # [ 122.677564] r4:c6bffb80 # [ 122.680106] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.687248] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:0000001f r4:0000001f # [ 122.695003] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.702577] Exception stack(0xc6d25fa8 to 0xc6d25ff0) # [ 122.707637] 5fa0: 0000001f 0000001f 00000001 b6e3d000 0000001f 00000000 # [ 122.715823] 5fc0: 0000001f 0000001f b6f84e00 00000004 00000001 00000000 00020000 becb4a54 # [ 122.724005] 5fe0: 00000004 becb4788 b6eef4cf b6e757e6 # [ 122.729127] irq event stamp: 0 # [ 122.732202] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.737822] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.745351] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.752846] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.758458] ---[ end trace 038114aa487ce894 ]--- # [ 122.763091] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 123.234049] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 123.239895] lkdtm: attempting good refcount_dec() [ 123.244756] lkdtm: attempting bad refcount_dec() to zero [ 123.250109] ------------[ cut here ]------------ [ 123.254784] WARNING: CPU: 0 PID: 2824 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 123.263230] refcount_t: decrement hit 0; leaking memory. [ 123.268587] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.297757] CPU: 0 PID: 2824 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 123.305507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.312039] Backtrace: [ 123.314511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.322090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 123.327759] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.335082] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.342052] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 [ 123.349804] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.357292] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c5ed2000 [ 123.362967] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 123.371934] r9:c1acc518 r8:c15e8544 r7:c5ed3f60 r6:00000012 r5:c6cf7000 r4:c5ed2000 [ 123.379693] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 123.389358] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 123.399115] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.407903] r4:0000002f [ 123.410446] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.418463] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.426386] r9:c5ed3f60 r8:c30e5000 r7:00000012 r6:b6e80000 r5:c6bfe280 r4:c0c2e8c8 [ 123.434143] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.441980] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6e80000 r5:c6bfe280 r4:00000000 [ 123.449731] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.456872] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c5ed2000 r5:c6bfe280 [ 123.464705] r4:c6bfe280 [ 123.467248] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.474390] r9:c5ed2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000012 r4:00000012 [ 123.482145] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.489719] Exception stack(0xc5ed3fa8 to 0xc5ed3ff0) [ 123.494779] 3fa0: 00000012 00000012 00000001 b6e80000 00000012 00000000 [ 123.502964] 3fc0: 00000012 00000012 b6fc7e00 00000004 00000001 00000000 00020000 beaeca54 [ 123.511146] 3fe0: 00000004 beaec788 b6f324cf b6eb87e6 [ 123.516258] irq event stamp: 0 [ 123.519330] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.524944] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.533411] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.542080] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.547707] ---[ end trace 038114aa487ce895 ]--- [ 123.552337] lkdtm: Zero detected: saturated # [ 123.234049] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 123.239895] lkdtm: attempting good refcount_dec() # [ 123.244756] lkdtm: attempting bad refcount_dec() to zero # [ 123.250109] ------------[ cut here ]------------ # [ 123.254784] WARNING: CPU: 0 PID: 2824 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 123.263230] refcount_t: decrement hit 0; leaking memory. # [ 123.268587] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.297757] CPU: 0 PID: 2824 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 123.305507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.312039] Backtrace: # [ 123.314511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.322090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 123.327759] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.335082] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.342052] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 # [ 123.349804] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.357292] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c5ed2000 # [ 123.362967] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 123.371934] r9:c1acc518 r8:c15e8544 r7:c5ed3f60 r6:00000012 r5:c6cf7000 r4:c5ed2000 # [ 123.379693] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 123.389358] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 123.399115] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.407903] r4:0000002f # [ 123.410446] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.418463] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.426386] r9:c5ed3f60 r8:c30e5000 r7:00000012 r6:b6e80000 r5:c6bfe280 r4:c0c2e8c8 # [ 123.434143] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.441980] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6e80000 r5:c6bfe280 r4:00000000 # [ 123.449731] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.456872] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c5ed2000 r5:c6bfe280 # [ 123.464705] r4:c6bfe280 # [ 123.467248] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.474390] r9:c5ed2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000012 r4:00000012 # [ 123.482145] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.489719] Exception stack(0xc5ed3fa8 to 0xc5ed3ff0) # [ 123.494779] 3fa0: 00000012 00000012 00000001 b6e80000 00000012 00000000 # [ 123.502964] 3fc0: 00000012 00000012 b6fc7e00 00000004 00000001 00000000 00020000 beaeca54 # [ 123.511146] 3fe0: 00000004 beaec788 b6f324cf b6eb87e6 # [ 123.516258] irq event stamp: 0 # [ 123.519330] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.524944] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.533411] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.542080] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.547707] ---[ end trace 038114aa487ce895 ]--- # [ 123.552337] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 124.033851] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 124.040011] lkdtm: attempting bad refcount_dec() below zero [ 124.045714] ------------[ cut here ]------------ [ 124.050372] WARNING: CPU: 0 PID: 2861 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 124.058941] refcount_t: decrement hit 0; leaking memory. [ 124.064288] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.093560] CPU: 0 PID: 2861 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 124.101310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.107842] Backtrace: [ 124.110315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.117894] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 124.123563] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.130884] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.137854] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 [ 124.145608] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.153098] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c6b34000 [ 124.158769] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 124.167734] r9:c1acc52c r8:c15e8544 r7:c6b35f60 r6:00000016 r5:00000000 r4:c6b34000 [ 124.175493] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 124.185159] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 124.195262] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.204400] r5:c6cf7000 r4:00000030 [ 124.207985] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.216002] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.223926] r9:c6b35f60 r8:c30e5000 r7:00000016 r6:b6e47000 r5:c6dc7cc0 r4:c0c2e8c8 [ 124.231684] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.239521] r9:c07f5b64 r8:c6b35f60 r7:c2816000 r6:b6e47000 r5:c6dc7cc0 r4:00000000 [ 124.247273] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.254415] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c6b34000 r5:c6dc7cc0 [ 124.262249] r4:c6dc7cc0 [ 124.264794] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.271937] r9:c6b34000 r8:c03002e4 r7:00000004 r6:b6f8ee00 r5:00000016 r4:00000016 [ 124.279690] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.287264] Exception stack(0xc6b35fa8 to 0xc6b35ff0) [ 124.292324] 5fa0: 00000016 00000016 00000001 b6e47000 00000016 00000000 [ 124.300511] 5fc0: 00000016 00000016 b6f8ee00 00000004 00000001 00000000 00020000 be8dca54 [ 124.308693] 5fe0: 00000004 be8dc788 b6ef94cf b6e7f7e6 [ 124.313792] irq event stamp: 0 [ 124.316901] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.322492] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.330010] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.337531] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.343114] ---[ end trace 038114aa487ce896 ]--- [ 124.347762] lkdtm: Negative detected: saturated # [ 124.033851] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 124.040011] lkdtm: attempting bad refcount_dec() below zero # [ 124.045714] ------------[ cut here ]------------ # [ 124.050372] WARNING: CPU: 0 PID: 2861 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 124.058941] refcount_t: decrement hit 0; leaking memory. # [ 124.064288] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.093560] CPU: 0 PID: 2861 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 124.101310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.107842] Backtrace: # [ 124.110315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.117894] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 124.123563] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.130884] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.137854] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 # [ 124.145608] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.153098] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c6b34000 # [ 124.158769] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 124.167734] r9:c1acc52c r8:c15e8544 r7:c6b35f60 r6:00000016 r5:00000000 r4:c6b34000 # [ 124.175493] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 124.185159] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 124.195262] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.204400] r5:c6cf7000 r4:00000030 # [ 124.207985] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.216002] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.223926] r9:c6b35f60 r8:c30e5000 r7:00000016 r6:b6e47000 r5:c6dc7cc0 r4:c0c2e8c8 # [ 124.231684] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.239521] r9:c07f5b64 r8:c6b35f60 r7:c2816000 r6:b6e47000 r5:c6dc7cc0 r4:00000000 # [ 124.247273] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.254415] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c6b34000 r5:c6dc7cc0 # [ 124.262249] r4:c6dc7cc0 # [ 124.264794] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.271937] r9:c6b34000 r8:c03002e4 r7:00000004 r6:b6f8ee00 r5:00000016 r4:00000016 # [ 124.279690] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.287264] Exception stack(0xc6b35fa8 to 0xc6b35ff0) # [ 124.292324] 5fa0: 00000016 00000016 00000001 b6e47000 00000016 00000000 # [ 124.300511] 5fc0: 00000016 00000016 b6f8ee00 00000004 00000001 00000000 00020000 be8dca54 # [ 124.308693] 5fe0: 00000004 be8dc788 b6ef94cf b6e7f7e6 # [ 124.313792] irq event stamp: 0 # [ 124.316901] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.322492] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.330010] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.337531] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.343114] ---[ end trace 038114aa487ce896 ]--- # [ 124.347762] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 124.816791] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 124.823629] lkdtm: attempting bad refcount_dec_and_test() below zero [ 124.830171] ------------[ cut here ]------------ [ 124.834941] WARNING: CPU: 1 PID: 2896 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.843504] refcount_t: underflow; use-after-free. [ 124.848342] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.877481] CPU: 1 PID: 2896 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 124.885230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.891762] Backtrace: [ 124.894233] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.901811] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 124.907482] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.914805] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.921774] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 [ 124.929527] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.937018] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c69a2000 [ 124.942692] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.951745] r9:c1acc544 r8:c15e8544 r7:c69a3f60 r6:0000001f r5:00000000 r4:c69a2000 [ 124.959505] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.969957] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 124.981619] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.991536] r5:c2fc2000 r4:00000031 [ 124.995124] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.003142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.011065] r9:c69a3f60 r8:c30e5000 r7:0000001f r6:b6e6f000 r5:c5c07a40 r4:c0c2e8c8 [ 125.018823] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.026660] r9:c07f5b64 r8:c69a3f60 r7:c2816000 r6:b6e6f000 r5:c5c07a40 r4:00000000 [ 125.034411] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.041553] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c69a2000 r5:c5c07a40 [ 125.049386] r4:c5c07a40 [ 125.051930] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.059071] r9:c69a2000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000001f r4:0000001f [ 125.066823] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.074397] Exception stack(0xc69a3fa8 to 0xc69a3ff0) [ 125.079457] 3fa0: 0000001f 0000001f 00000001 b6e6f000 0000001f 00000000 [ 125.087643] 3fc0: 0000001f 0000001f b6fb6e00 00000004 00000001 00000000 00020000 befc4a54 [ 125.095825] 3fe0: 00000004 befc4788 b6f214cf b6ea77e6 [ 125.100947] irq event stamp: 0 [ 125.104021] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.109636] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.117173] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.124751] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.130345] ---[ end trace 038114aa487ce897 ]--- [ 125.135000] lkdtm: Negative detected: saturated # [ 124.816791] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 124.823629] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 124.830171] ------------[ cut here ]------------ # [ 124.834941] WARNING: CPU: 1 PID: 2896 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.843504] refcount_t: underflow; use-after-free. # [ 124.848342] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.877481] CPU: 1 PID: 2896 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 124.885230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.891762] Backtrace: # [ 124.894233] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.901811] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 124.907482] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.914805] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.921774] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 # [ 124.929527] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.937018] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c69a2000 # [ 124.942692] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.951745] r9:c1acc544 r8:c15e8544 r7:c69a3f60 r6:0000001f r5:00000000 r4:c69a2000 # [ 124.959505] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.969957] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 124.981619] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.991536] r5:c2fc2000 r4:00000031 # [ 124.995124] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.003142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.011065] r9:c69a3f60 r8:c30e5000 r7:0000001f r6:b6e6f000 r5:c5c07a40 r4:c0c2e8c8 # [ 125.018823] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.026660] r9:c07f5b64 r8:c69a3f60 r7:c2816000 r6:b6e6f000 r5:c5c07a40 r4:00000000 # [ 125.034411] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.041553] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c69a2000 r5:c5c07a40 # [ 125.049386] r4:c5c07a40 # [ 125.051930] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.059071] r9:c69a2000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000001f r4:0000001f # [ 125.066823] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.074397] Exception stack(0xc69a3fa8 to 0xc69a3ff0) # [ 125.079457] 3fa0: 0000001f 0000001f 00000001 b6e6f000 0000001f 00000000 # [ 125.087643] 3fc0: 0000001f 0000001f b6fb6e00 00000004 00000001 00000000 00020000 befc4a54 # [ 125.095825] 3fe0: 00000004 befc4788 b6f214cf b6ea77e6 # [ 125.100947] irq event stamp: 0 # [ 125.104021] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.109636] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.117173] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.124751] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.130345] ---[ end trace 038114aa487ce897 ]--- # [ 125.135000] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 125.603792] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 125.610779] lkdtm: attempting bad refcount_sub_and_test() below zero [ 125.617261] ------------[ cut here ]------------ [ 125.621951] WARNING: CPU: 3 PID: 2931 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.630552] refcount_t: underflow; use-after-free. [ 125.635388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.664563] CPU: 3 PID: 2931 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 125.672312] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.678844] Backtrace: [ 125.681315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.688893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 125.694562] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.701884] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.708855] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 [ 125.716610] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.724099] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c6d24000 [ 125.729773] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.738826] r9:c1acc564 r8:c15e8544 r7:c6d25f60 r6:0000001f r5:c6965000 r4:c6d24000 [ 125.746588] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.757041] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 125.768704] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.778621] r4:00000032 [ 125.781164] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.789181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.797105] r9:c6d25f60 r8:c30e5000 r7:0000001f r6:b6e9f000 r5:c5b2e3c0 r4:c0c2e8c8 [ 125.804862] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.812698] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6e9f000 r5:c5b2e3c0 r4:00000000 [ 125.820448] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.827591] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c6d24000 r5:c5b2e3c0 [ 125.835424] r4:c5b2e3c0 [ 125.837967] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.845110] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000001f r4:0000001f [ 125.852864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.860437] Exception stack(0xc6d25fa8 to 0xc6d25ff0) [ 125.865498] 5fa0: 0000001f 0000001f 00000001 b6e9f000 0000001f 00000000 [ 125.873683] 5fc0: 0000001f 0000001f b6fe6e00 00000004 00000001 00000000 00020000 bec60a54 [ 125.881866] 5fe0: 00000004 bec60788 b6f514cf b6ed77e6 [ 125.886991] irq event stamp: 0 [ 125.890063] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.895692] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.903213] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.910783] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.916427] ---[ end trace 038114aa487ce898 ]--- [ 125.921060] lkdtm: Negative detected: saturated # [ 125.603792] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 125.610779] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 125.617261] ------------[ cut here ]------------ # [ 125.621951] WARNING: CPU: 3 PID: 2931 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.630552] refcount_t: underflow; use-after-free. # [ 125.635388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.664563] CPU: 3 PID: 2931 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 125.672312] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.678844] Backtrace: # [ 125.681315] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.688893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 125.694562] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.701884] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.708855] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 # [ 125.716610] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.724099] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c6d24000 # [ 125.729773] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.738826] r9:c1acc564 r8:c15e8544 r7:c6d25f60 r6:0000001f r5:c6965000 r4:c6d24000 # [ 125.746588] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.757041] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 125.768704] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.778621] r4:00000032 # [ 125.781164] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.789181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.797105] r9:c6d25f60 r8:c30e5000 r7:0000001f r6:b6e9f000 r5:c5b2e3c0 r4:c0c2e8c8 # [ 125.804862] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.812698] r9:c07f5b64 r8:c6d25f60 r7:c2816000 r6:b6e9f000 r5:c5b2e3c0 r4:00000000 # [ 125.820448] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.827591] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c6d24000 r5:c5b2e3c0 # [ 125.835424] r4:c5b2e3c0 # [ 125.837967] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.845110] r9:c6d24000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000001f r4:0000001f # [ 125.852864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.860437] Exception stack(0xc6d25fa8 to 0xc6d25ff0) # [ 125.865498] 5fa0: 0000001f 0000001f 00000001 b6e9f000 0000001f 00000000 # [ 125.873683] 5fc0: 0000001f 0000001f b6fe6e00 00000004 00000001 00000000 00020000 bec60a54 # [ 125.881866] 5fe0: 00000004 bec60788 b6f514cf b6ed77e6 # [ 125.886991] irq event stamp: 0 # [ 125.890063] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.895692] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.903213] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.910783] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.916427] ---[ end trace 038114aa487ce898 ]--- # [ 125.921060] 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 [ 126.385106] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 126.390816] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 126.397338] lkdtm: Good: zero detected [ 126.401126] lkdtm: Correctly stayed at zero [ 126.405467] lkdtm: attempting bad refcount_inc() from zero [ 126.410989] ------------[ cut here ]------------ [ 126.415662] WARNING: CPU: 2 PID: 2963 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 126.424195] refcount_t: addition on 0; use-after-free. [ 126.429376] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 126.458519] CPU: 2 PID: 2963 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 126.466268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.472799] Backtrace: [ 126.475272] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.482851] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 126.488521] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.495843] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.502814] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20914 [ 126.510569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.518059] r7:00000019 r6:c1a20914 r5:c1a20924 r4:c44aa000 [ 126.523730] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 126.532785] r9:c1acc584 r8:c15e8544 r7:c44abf60 r6:00000012 r5:00000000 r4:c44aa000 [ 126.540544] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 126.550212] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 126.559964] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.568753] r5:c5c4b000 r4:00000033 [ 126.572338] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.580355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.588280] r9:c44abf60 r8:c30e5000 r7:00000012 r6:b6dbd000 r5:c6bfda40 r4:c0c2e8c8 [ 126.596037] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.603873] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6dbd000 r5:c6bfda40 r4:00000000 [ 126.611623] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.618765] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c44aa000 r5:c6bfda40 [ 126.626598] r4:c6bfda40 [ 126.629140] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.636282] r9:c44aa000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000012 r4:00000012 [ 126.644035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.651608] Exception stack(0xc44abfa8 to 0xc44abff0) [ 126.656668] bfa0: 00000012 00000012 00000001 b6dbd000 00000012 00000000 [ 126.664853] bfc0: 00000012 00000012 b6f04e00 00000004 00000001 00000000 00020000 becb1a54 [ 126.673036] bfe0: 00000004 becb1788 b6e6f4cf b6df57e6 [ 126.678145] irq event stamp: 0 [ 126.681218] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.686830] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.694329] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.701892] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.707511] ---[ end trace 038114aa487ce899 ]--- [ 126.712149] lkdtm: Zero detected: saturated # [ 126.385106] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 126.390816] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 126.397338] lkdtm: Good: zero detected # [ 126.401126] lkdtm: Correctly stayed at zero # [ 126.405467] lkdtm: attempting bad refcount_inc() from zero # [ 126.410989] ------------[ cut here ]------------ # [ 126.415662] WARNING: CPU: 2 PID: 2963 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 126.424195] refcount_t: addition on 0; use-after-free. # [ 126.429376] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.458519] CPU: 2 PID: 2963 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 126.466268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.472799] Backtrace: # [ 126.475272] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.482851] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 126.488521] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.495843] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.502814] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20914 # [ 126.510569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.518059] r7:00000019 r6:c1a20914 r5:c1a20924 r4:c44aa000 # [ 126.523730] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 126.532785] r9:c1acc584 r8:c15e8544 r7:c44abf60 r6:00000012 r5:00000000 r4:c44aa000 # [ 126.540544] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 126.550212] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 126.559964] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.568753] r5:c5c4b000 r4:00000033 # [ 126.572338] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.580355] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.588280] r9:c44abf60 r8:c30e5000 r7:00000012 r6:b6dbd000 r5:c6bfda40 r4:c0c2e8c8 # [ 126.596037] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.603873] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6dbd000 r5:c6bfda40 r4:00000000 # [ 126.611623] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.618765] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c44aa000 r5:c6bfda40 # [ 126.626598] r4:c6bfda40 # [ 126.629140] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.636282] r9:c44aa000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000012 r4:00000012 # [ 126.644035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.651608] Exception stack(0xc44abfa8 to 0xc44abff0) # [ 126.656668] bfa0: 00000012 00000012 00000001 b6dbd000 00000012 00000000 # [ 126.664853] bfc0: 00000012 00000012 b6f04e00 00000004 00000001 00000000 00020000 becb1a54 # [ 126.673036] bfe0: 00000004 becb1788 b6e6f4cf b6df57e6 # [ 126.678145] irq event stamp: 0 # [ 126.681218] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.686830] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.694329] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.701892] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.707511] ---[ end trace 038114aa487ce899 ]--- # [ 126.712149] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call[ 127.167602] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO trace:': [FAIL] [n o t1 2o7k. 173558] lkdtm: attempting safe refcount_add_not_zero() from zero 0 selftests: lkdtm: REFCOUNT_INC_[ 127.182156] lkdtm: Good: zero detected ZERO.sh # exit=1 # selftests: lk[ 127.188768] lkdtm: Correctly stayed at zero dtm: REFCOUNT_ADD_ZERO.sh [ 127.195870] lkdtm: attempting bad refcount_add() from zero [ 127.203596] ------------[ cut here ]------------ [ 127.208271] WARNING: CPU: 1 PID: 2997 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 127.216839] refcount_t: addition on 0; use-after-free. [ 127.221990] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 127.251150] CPU: 1 PID: 2997 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 127.258899] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.265432] Backtrace: [ 127.267904] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.275484] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 127.281152] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.288473] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.295444] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20914 [ 127.303199] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.310689] r7:00000019 r6:c1a20914 r5:c1a20924 r4:c4742000 [ 127.316362] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 127.325415] r9:c1acc598 r8:c15e8544 r7:c4743f60 r6:00000012 r5:00000000 r4:c4742000 [ 127.333173] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 127.342843] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 127.352595] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.361384] r5:c5f87000 r4:00000034 [ 127.364972] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.372990] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.380913] r9:c4743f60 r8:c30e5000 r7:00000012 r6:b6e61000 r5:c6bfe500 r4:c0c2e8c8 [ 127.388670] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.396507] r9:c07f5b64 r8:c4743f60 r7:c2816000 r6:b6e61000 r5:c6bfe500 r4:00000000 [ 127.404258] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.411401] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c4742000 r5:c6bfe500 [ 127.419234] r4:c6bfe500 [ 127.421777] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.428920] r9:c4742000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000012 r4:00000012 [ 127.436673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.444246] Exception stack(0xc4743fa8 to 0xc4743ff0) [ 127.449306] 3fa0: 00000012 00000012 00000001 b6e61000 00000012 00000000 [ 127.457492] 3fc0: 00000012 00000012 b6fa8e00 00000004 00000001 00000000 00020000 bec5ca54 [ 127.465676] 3fe0: 00000004 bec5c788 b6f134cf b6e997e6 [ 127.470787] irq event stamp: 0 [ 127.473867] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.479495] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.487042] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.494563] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.500147] ---[ end trace 038114aa487ce89a ]--- [ 127.504805] lkdtm: Zero detected: saturated # [ 127.167602] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 127.173558] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 127.182156] lkdtm: Good: zero detected # [ 127.188768] lkdtm: Correctly stayed at zero # [ 127.195870] lkdtm: attempting bad refcount_add() from zero # [ 127.203596] ------------[ cut here ]------------ # [ 127.208271] WARNING: CPU: 1 PID: 2997 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 127.216839] refcount_t: addition on 0; use-after-free. # [ 127.221990] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 127.251150] CPU: 1 PID: 2997 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 127.258899] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.265432] Backtrace: # [ 127.267904] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.275484] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 127.281152] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.288473] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.295444] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a20914 # [ 127.303199] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.310689] r7:00000019 r6:c1a20914 r5:c1a20924 r4:c4742000 # [ 127.316362] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 127.325415] r9:c1acc598 r8:c15e8544 r7:c4743f60 r6:00000012 r5:00000000 r4:c4742000 # [ 127.333173] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 127.342843] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 127.352595] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.361384] r5:c5f87000 r4:00000034 # [ 127.364972] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.372990] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.380913] r9:c4743f60 r8:c30e5000 r7:00000012 r6:b6e61000 r5:c6bfe500 r4:c0c2e8c8 # [ 127.388670] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.396507] r9:c07f5b64 r8:c4743f60 r7:c2816000 r6:b6e61000 r5:c6bfe500 r4:00000000 # [ 127.404258] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.411401] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c4742000 r5:c6bfe500 # [ 127.419234] r4:c6bfe500 # [ 127.421777] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.428920] r9:c4742000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000012 r4:00000012 # [ 127.436673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.444246] Exception stack(0xc4743fa8 to 0xc4743ff0) # [ 127.449306] 3fa0: 00000012 00000012 00000001 b6e61000 00000012 00000000 # [ 127.457492] 3fc0: 00000012 00000012 b6fa8e00 00000004 00000001 00000000 00020000 bec5ca54 # [ 127.465676] 3fe0: 00000004 bec5c788 b6f134cf b6e997e6 # [ 127.470787] irq event stamp: 0 # [ 127.473867] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.479495] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.487042] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.494563] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.500147] ---[ end trace 038114aa487ce89a ]--- # [ 127.504805] 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 [ 127.967904] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 127.974115] lkdtm: attempting bad refcount_inc() from saturated [ 127.980220] ------------[ cut here ]------------ [ 127.984988] WARNING: CPU: 0 PID: 3034 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 127.993495] refcount_t: saturated; leaking memory. [ 128.000156] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.031364] CPU: 0 PID: 3034 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 128.039146] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.045695] Backtrace: [ 128.048211] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.055815] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 128.061510] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.068858] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.075851] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 [ 128.083634] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.091143] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c6d22000 [ 128.096849] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 128.105836] r9:c1acc5ac r8:c15e8544 r7:c6d23f60 r6:00000017 r5:c6cf7000 r4:c6d22000 [ 128.113631] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 128.123337] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 128.133555] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.142796] r4:00000035 [ 128.145365] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.153408] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.161353] r9:c6d23f60 r8:c30e5000 r7:00000017 r6:b6dbb000 r5:c6b6f680 r4:c0c2e8c8 [ 128.169134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.176994] r9:c07f5b64 r8:c6d23f60 r7:c2816000 r6:b6dbb000 r5:c6b6f680 r4:00000000 [ 128.184769] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.191934] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6d22000 r5:c6b6f680 [ 128.199782] r4:c6b6f680 [ 128.202348] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.209513] r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000017 r4:00000017 [ 128.217291] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.224882] Exception stack(0xc6d23fa8 to 0xc6d23ff0) [ 128.229963] 3fa0: 00000017 00000017 00000001 b6dbb000 00000017 00000000 [ 128.238173] 3fc0: 00000017 00000017 b6f02e00 00000004 00000001 00000000 00020000 beacda54 [ 128.246375] 3fe0: 00000004 beacd788 b6e6d4cf b6df37e6 [ 128.251548] irq event stamp: 0 [ 128.254725] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.260346] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.267941] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.275528] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.281136] ---[ end trace 038114aa487ce89b ]--- [ 128.285845] lkdtm: Saturation detected: still saturated # [ 127.967904] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 127.974115] lkdtm: attempting bad refcount_inc() from saturated # [ 127.980220] ------------[ cut here ]------------ # [ 127.984988] WARNING: CPU: 0 PID: 3034 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 127.993495] refcount_t: saturated; leaking memory. # [ 128.000156] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.031364] CPU: 0 PID: 3034 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 128.039146] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.045695] Backtrace: # [ 128.048211] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.055815] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 128.061510] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.068858] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.075851] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 # [ 128.083634] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.091143] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c6d22000 # [ 128.096849] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 128.105836] r9:c1acc5ac r8:c15e8544 r7:c6d23f60 r6:00000017 r5:c6cf7000 r4:c6d22000 # [ 128.113631] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 128.123337] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 128.133555] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.142796] r4:00000035 # [ 128.145365] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.153408] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.161353] r9:c6d23f60 r8:c30e5000 r7:00000017 r6:b6dbb000 r5:c6b6f680 r4:c0c2e8c8 # [ 128.169134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.176994] r9:c07f5b64 r8:c6d23f60 r7:c2816000 r6:b6dbb000 r5:c6b6f680 r4:00000000 # [ 128.184769] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.191934] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6d22000 r5:c6b6f680 # [ 128.199782] r4:c6b6f680 # [ 128.202348] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.209513] r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000017 r4:00000017 # [ 128.217291] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.224882] Exception stack(0xc6d23fa8 to 0xc6d23ff0) # [ 128.229963] 3fa0: 00000017 00000017 00000001 b6dbb000 00000017 00000000 # [ 128.238173] 3fc0: 00000017 00000017 b6f02e00 00000004 00000001 00000000 00020000 beacda54 # [ 128.246375] 3fe0: 00000004 beacd788 b6e6d4cf b6df37e6 # [ 128.251548] irq event stamp: 0 # [ 128.254725] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.260346] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.267941] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.275528] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.281136] ---[ end trace 038114aa487ce89b ]--- # [ 128.285845] 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 [ 128.889093] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 128.895340] lkdtm: attempting bad refcount_dec() from saturated [ 128.901304] ------------[ cut here ]------------ [ 128.905998] WARNING: CPU: 0 PID: 3069 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 128.914479] refcount_t: decrement hit 0; leaking memory. [ 128.919834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.949436] CPU: 0 PID: 3069 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 128.957185] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.963718] Backtrace: [ 128.966188] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.973765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 128.979434] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.986756] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.993727] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 [ 129.001482] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.008971] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c5af6000 [ 129.014645] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 129.023611] r9:c1acc5c4 r8:c15e8544 r7:c5af7f60 r6:00000017 r5:c5a03000 r4:c5af6000 [ 129.031373] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 129.041038] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 129.051229] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.060453] r4:00000036 [ 129.062996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.071013] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.078937] r9:c5af7f60 r8:c30e5000 r7:00000017 r6:b6e48000 r5:c6b6e640 r4:c0c2e8c8 [ 129.086695] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.094533] r9:c07f5b64 r8:c5af7f60 r7:c2816000 r6:b6e48000 r5:c6b6e640 r4:00000000 [ 129.102283] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.109425] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5af6000 r5:c6b6e640 [ 129.117257] r4:c6b6e640 [ 129.119800] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.126944] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:00000017 r4:00000017 [ 129.134698] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.142271] Exception stack(0xc5af7fa8 to 0xc5af7ff0) [ 129.147331] 7fa0: 00000017 00000017 00000001 b6e48000 00000017 00000000 [ 129.155517] 7fc0: 00000017 00000017 b6f8fe00 00000004 00000001 00000000 00020000 beb02a54 [ 129.163699] 7fe0: 00000004 beb02788 b6efa4cf b6e807e6 [ 129.168829] irq event stamp: 0 [ 129.171903] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.177520] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.185050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.192548] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.198181] ---[ end trace 038114aa487ce89c ]--- [ 129.202813] lkdtm: Saturation detected: still saturated # [ 128.889093] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 128.895340] lkdtm: attempting bad refcount_dec() from saturated # [ 128.901304] ------------[ cut here ]------------ # [ 128.905998] WARNING: CPU: 0 PID: 3069 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 128.914479] refcount_t: decrement hit 0; leaking memory. # [ 128.919834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.949436] CPU: 0 PID: 3069 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 128.957185] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.963718] Backtrace: # [ 128.966188] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.973765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 128.979434] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.986756] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.993727] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a20914 # [ 129.001482] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.008971] r7:0000001f r6:c1a20914 r5:c1a20978 r4:c5af6000 # [ 129.014645] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 129.023611] r9:c1acc5c4 r8:c15e8544 r7:c5af7f60 r6:00000017 r5:c5a03000 r4:c5af6000 # [ 129.031373] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 129.041038] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 129.051229] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.060453] r4:00000036 # [ 129.062996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.071013] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.078937] r9:c5af7f60 r8:c30e5000 r7:00000017 r6:b6e48000 r5:c6b6e640 r4:c0c2e8c8 # [ 129.086695] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.094533] r9:c07f5b64 r8:c5af7f60 r7:c2816000 r6:b6e48000 r5:c6b6e640 r4:00000000 # [ 129.102283] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.109425] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5af6000 r5:c6b6e640 # [ 129.117257] r4:c6b6e640 # [ 129.119800] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.126944] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:00000017 r4:00000017 # [ 129.134698] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.142271] Exception stack(0xc5af7fa8 to 0xc5af7ff0) # [ 129.147331] 7fa0: 00000017 00000017 00000001 b6e48000 00000017 00000000 # [ 129.155517] 7fc0: 00000017 00000017 b6f8fe00 00000004 00000001 00000000 00020000 beb02a54 # [ 129.163699] 7fe0: 00000004 beb02788 b6efa4cf b6e807e6 # [ 129.168829] irq event stamp: 0 # [ 129.171903] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.177520] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.185050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.192548] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.198181] ---[ end trace 038114aa487ce89c ]--- # [ 129.202813] 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 [ 129.710645] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 129.716905] lkdtm: attempting bad refcount_dec() from saturated [ 129.722909] ------------[ cut here ]------------ [ 129.727668] WARNING: CPU: 1 PID: 3104 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 129.736154] refcount_t: saturated; leaking memory. [ 129.740957] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.770112] CPU: 1 PID: 3104 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 129.777862] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.784395] Backtrace: [ 129.786867] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.794445] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 129.800114] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.807436] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.814406] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 [ 129.822160] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.829651] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c5a38000 [ 129.835323] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 129.844290] r9:c1acc5dc r8:c15e8544 r7:c5a39f60 r6:00000017 r5:c6fa5000 r4:c5a38000 [ 129.852052] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 129.861724] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 129.871912] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.881135] r4:00000037 [ 129.883681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.891699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.899623] r9:c5a39f60 r8:c30e5000 r7:00000017 r6:b6e4c000 r5:c6bff540 r4:c0c2e8c8 [ 129.907379] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.915217] r9:c07f5b64 r8:c5a39f60 r7:c2816000 r6:b6e4c000 r5:c6bff540 r4:00000000 [ 129.922969] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.930112] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5a38000 r5:c6bff540 [ 129.937945] r4:c6bff540 [ 129.940488] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.947630] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000017 r4:00000017 [ 129.955384] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.962958] Exception stack(0xc5a39fa8 to 0xc5a39ff0) [ 129.968018] 9fa0: 00000017 00000017 00000001 b6e4c000 00000017 00000000 [ 129.976206] 9fc0: 00000017 00000017 b6f93e00 00000004 00000001 00000000 00020000 becb6a54 [ 129.984389] 9fe0: 00000004 becb6788 b6efe4cf b6e847e6 [ 129.989495] irq event stamp: 0 [ 129.992569] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.998185] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.005718] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.013216] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.018828] ---[ end trace 038114aa487ce89d ]--- [ 130.023458] lkdtm: Saturation detected: still saturated # [ 129.710645] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 129.716905] lkdtm: attempting bad refcount_dec() from saturated # [ 129.722909] ------------[ cut here ]------------ # [ 129.727668] WARNING: CPU: 1 PID: 3104 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 129.736154] refcount_t: saturated; leaking memory. # [ 129.740957] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.770112] CPU: 1 PID: 3104 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 129.777862] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.784395] Backtrace: # [ 129.786867] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.794445] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 129.800114] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.807436] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.814406] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a20914 # [ 129.822160] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.829651] r7:00000016 r6:c1a20914 r5:c1a208ec r4:c5a38000 # [ 129.835323] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 129.844290] r9:c1acc5dc r8:c15e8544 r7:c5a39f60 r6:00000017 r5:c6fa5000 r4:c5a38000 # [ 129.852052] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 129.861724] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 129.871912] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.881135] r4:00000037 # [ 129.883681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.891699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.899623] r9:c5a39f60 r8:c30e5000 r7:00000017 r6:b6e4c000 r5:c6bff540 r4:c0c2e8c8 # [ 129.907379] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.915217] r9:c07f5b64 r8:c5a39f60 r7:c2816000 r6:b6e4c000 r5:c6bff540 r4:00000000 # [ 129.922969] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.930112] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5a38000 r5:c6bff540 # [ 129.937945] r4:c6bff540 # [ 129.940488] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.947630] r9:c5a38000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000017 r4:00000017 # [ 129.955384] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.962958] Exception stack(0xc5a39fa8 to 0xc5a39ff0) # [ 129.968018] 9fa0: 00000017 00000017 00000001 b6e4c000 00000017 00000000 # [ 129.976206] 9fc0: 00000017 00000017 b6f93e00 00000004 00000001 00000000 00020000 becb6a54 # [ 129.984389] 9fe0: 00000004 becb6788 b6efe4cf b6e847e6 # [ 129.989495] irq event stamp: 0 # [ 129.992569] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.998185] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.005718] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.013216] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.018828] ---[ end trace 038114aa487ce89d ]--- # [ 130.023458] 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 [ 130.494021] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 130.500970] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 130.507759] ------------[ cut here ]------------ [ 130.512413] WARNING: CPU: 0 PID: 3136 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 130.520963] refcount_t: saturated; leaking memory. [ 130.525814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 130.555067] CPU: 0 PID: 3136 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 130.562817] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.569350] Backtrace: [ 130.571822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.579400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 130.585068] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.592390] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.599361] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 [ 130.607116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.614606] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6b34000 [ 130.620281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 130.629247] r9:c1acc5f4 r8:c15e8544 r7:c6b35f60 r6:00000020 r5:c5a03000 r4:c0000000 [ 130.637006] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 130.647455] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 130.659196] r5:c5a03000 r4:c6b34000 [ 130.662791] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.672796] r4:00000038 [ 130.675343] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.683361] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.691286] r9:c6b35f60 r8:c30e5000 r7:00000020 r6:b6e24000 r5:c5c06280 r4:c0c2e8c8 [ 130.699042] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.706879] r9:c07f5b64 r8:c6b35f60 r7:c2816000 r6:b6e24000 r5:c5c06280 r4:00000000 [ 130.714630] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.721775] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6b34000 r5:c5c06280 [ 130.729608] r4:c5c06280 [ 130.732151] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.739295] r9:c6b34000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000020 r4:00000020 [ 130.747049] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.754622] Exception stack(0xc6b35fa8 to 0xc6b35ff0) [ 130.759681] 5fa0: 00000020 00000020 00000001 b6e24000 00000020 00000000 [ 130.767867] 5fc0: 00000020 00000020 b6f6be00 00000004 00000001 00000000 00020000 bea97a54 [ 130.776049] 5fe0: 00000004 bea97788 b6ed64cf b6e5c7e6 [ 130.781142] irq event stamp: 0 [ 130.784216] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.789833] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.797382] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.804913] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.810499] ---[ end trace 038114aa487ce89e ]--- [ 130.815149] lkdtm: Saturation detected: still saturated # [ 130.494021] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 130.500970] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 130.507759] ------------[ cut here ]------------ # [ 130.512413] WARNING: CPU: 0 PID: 3136 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 130.520963] refcount_t: saturated; leaking memory. # [ 130.525814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 130.555067] CPU: 0 PID: 3136 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 130.562817] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.569350] Backtrace: # [ 130.571822] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.579400] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 130.585068] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.592390] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.599361] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 # [ 130.607116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.614606] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c6b34000 # [ 130.620281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 130.629247] r9:c1acc5f4 r8:c15e8544 r7:c6b35f60 r6:00000020 r5:c5a03000 r4:c0000000 # [ 130.637006] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 130.647455] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 130.659196] r5:c5a03000 r4:c6b34000 # [ 130.662791] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.672796] r4:00000038 # [ 130.675343] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.683361] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.691286] r9:c6b35f60 r8:c30e5000 r7:00000020 r6:b6e24000 r5:c5c06280 r4:c0c2e8c8 # [ 130.699042] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.706879] r9:c07f5b64 r8:c6b35f60 r7:c2816000 r6:b6e24000 r5:c5c06280 r4:00000000 # [ 130.714630] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.721775] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6b34000 r5:c5c06280 # [ 130.729608] r4:c5c06280 # [ 130.732151] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.739295] r9:c6b34000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000020 r4:00000020 # [ 130.747049] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.754622] Exception stack(0xc6b35fa8 to 0xc6b35ff0) # [ 130.759681] 5fa0: 00000020 00000020 00000001 b6e24000 00000020 00000000 # [ 130.767867] 5fc0: 00000020 00000020 b6f6be00 00000004 00000001 00000000 00020000 bea97a54 # [ 130.776049] 5fe0: 00000004 bea97788 b6ed64cf b6e5c7e6 # [ 130.781142] irq event stamp: 0 # [ 130.784216] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.789833] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.797382] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.804913] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.810499] ---[ end trace 038114aa487ce89e ]--- # [ 130.815149] 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 [ 131.310319] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 131.317270] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 131.323988] ------------[ cut here ]------------ [ 131.328734] WARNING: CPU: 2 PID: 3170 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 131.337236] refcount_t: saturated; leaking memory. [ 131.342067] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 131.371589] CPU: 2 PID: 3170 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 131.379339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.385871] Backtrace: [ 131.388346] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.395925] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 131.401597] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.408918] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.415890] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 [ 131.423644] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.431135] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c5810000 [ 131.436809] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 131.445776] r9:c1acc614 r8:c15e8544 r7:c5811f60 r6:00000020 r5:c6da9000 r4:c0000000 [ 131.453538] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 131.463986] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 131.475728] r5:c6da9000 r4:c5810000 [ 131.479323] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.489328] r4:00000039 [ 131.491874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.499891] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.507816] r9:c5811f60 r8:c30e5000 r7:00000020 r6:b6e10000 r5:c5bf77c0 r4:c0c2e8c8 [ 131.515574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.523412] r9:c07f5b64 r8:c5811f60 r7:c2816000 r6:b6e10000 r5:c5bf77c0 r4:00000000 [ 131.531163] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.538307] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c5810000 r5:c5bf77c0 [ 131.546139] r4:c5bf77c0 [ 131.548684] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.555827] r9:c5810000 r8:c03002e4 r7:00000004 r6:b6f57e00 r5:00000020 r4:00000020 [ 131.563581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.571156] Exception stack(0xc5811fa8 to 0xc5811ff0) [ 131.576216] 1fa0: 00000020 00000020 00000001 b6e10000 00000020 00000000 [ 131.584402] 1fc0: 00000020 00000020 b6f57e00 00000004 00000001 00000000 00020000 bead3a54 [ 131.592586] 1fe0: 00000004 bead3788 b6ec24cf b6e487e6 [ 131.597698] irq event stamp: 0 [ 131.600773] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.606386] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.613899] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.621456] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.627097] ---[ end trace 038114aa487ce89f ]--- [ 131.631734] lkdtm: Saturation detected: still saturated # [ 131.310319] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 131.317270] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 131.323988] ------------[ cut here ]------------ # [ 131.328734] WARNING: CPU: 2 PID: 3170 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 131.337236] refcount_t: saturated; leaking memory. # [ 131.342067] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 131.371589] CPU: 2 PID: 3170 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 131.379339] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.385871] Backtrace: # [ 131.388346] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.395925] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 131.401597] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.408918] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.415890] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a20914 # [ 131.423644] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.431135] r7:00000013 r6:c1a20914 r5:c1a208ec r4:c5810000 # [ 131.436809] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 131.445776] r9:c1acc614 r8:c15e8544 r7:c5811f60 r6:00000020 r5:c6da9000 r4:c0000000 # [ 131.453538] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 131.463986] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 131.475728] r5:c6da9000 r4:c5810000 # [ 131.479323] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.489328] r4:00000039 # [ 131.491874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.499891] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.507816] r9:c5811f60 r8:c30e5000 r7:00000020 r6:b6e10000 r5:c5bf77c0 r4:c0c2e8c8 # [ 131.515574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.523412] r9:c07f5b64 r8:c5811f60 r7:c2816000 r6:b6e10000 r5:c5bf77c0 r4:00000000 # [ 131.531163] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.538307] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c5810000 r5:c5bf77c0 # [ 131.546139] r4:c5bf77c0 # [ 131.548684] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.555827] r9:c5810000 r8:c03002e4 r7:00000004 r6:b6f57e00 r5:00000020 r4:00000020 # [ 131.563581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.571156] Exception stack(0xc5811fa8 to 0xc5811ff0) # [ 131.576216] 1fa0: 00000020 00000020 00000001 b6e10000 00000020 00000000 # [ 131.584402] 1fc0: 00000020 00000020 b6f57e00 00000004 00000001 00000000 00020000 bead3a54 # [ 131.592586] 1fe0: 00000004 bead3788 b6ec24cf b6e487e6 # [ 131.597698] irq event stamp: 0 # [ 131.600773] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.606386] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.613899] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.621456] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.627097] ---[ end trace 038114aa487ce89f ]--- # [ 131.631734] 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 [ 132.134678] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 132.141602] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 132.148375] ------------[ cut here ]------------ [ 132.153023] WARNING: CPU: 3 PID: 3207 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 132.161615] refcount_t: underflow; use-after-free. [ 132.166456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 132.195621] CPU: 3 PID: 3207 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 132.203371] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.209904] Backtrace: [ 132.212375] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.219954] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 132.225623] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.232945] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.239916] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 [ 132.247669] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.255159] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c44aa000 [ 132.260830] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 132.269884] r9:c1acc634 r8:c15e8544 r7:c44abf60 r6:00000020 r5:c6965000 r4:c44aa000 [ 132.277645] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 132.288098] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 132.299847] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.309851] r4:0000003a [ 132.312397] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.320413] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.328338] r9:c44abf60 r8:c30e5000 r7:00000020 r6:b6eb5000 r5:c59f0f00 r4:c0c2e8c8 [ 132.336095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.343933] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6eb5000 r5:c59f0f00 r4:00000000 [ 132.351685] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.358828] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c44aa000 r5:c59f0f00 [ 132.366662] r4:c59f0f00 [ 132.369207] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.376350] r9:c44aa000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000020 r4:00000020 [ 132.384104] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.391680] Exception stack(0xc44abfa8 to 0xc44abff0) [ 132.396739] bfa0: 00000020 00000020 00000001 b6eb5000 00000020 00000000 [ 132.404925] bfc0: 00000020 00000020 b6ffce00 00000004 00000001 00000000 00020000 be979a54 [ 132.413107] bfe0: 00000004 be979788 b6f674cf b6eed7e6 [ 132.418232] irq event stamp: 0 [ 132.421306] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.426935] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.434475] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.441997] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.447645] ---[ end trace 038114aa487ce8a0 ]--- [ 132.452279] lkdtm: Saturation detected: still saturated # [ 132.134678] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 132.141602] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 132.148375] ------------[ cut here ]------------ # [ 132.153023] WARNING: CPU: 3 PID: 3207 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 132.161615] refcount_t: underflow; use-after-free. # [ 132.166456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 132.195621] CPU: 3 PID: 3207 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 132.203371] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.209904] Backtrace: # [ 132.212375] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.219954] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 132.225623] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.232945] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.239916] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 # [ 132.247669] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.255159] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c44aa000 # [ 132.260830] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 132.269884] r9:c1acc634 r8:c15e8544 r7:c44abf60 r6:00000020 r5:c6965000 r4:c44aa000 # [ 132.277645] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 132.288098] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 132.299847] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.309851] r4:0000003a # [ 132.312397] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.320413] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.328338] r9:c44abf60 r8:c30e5000 r7:00000020 r6:b6eb5000 r5:c59f0f00 r4:c0c2e8c8 # [ 132.336095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.343933] r9:c07f5b64 r8:c44abf60 r7:c2816000 r6:b6eb5000 r5:c59f0f00 r4:00000000 # [ 132.351685] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.358828] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c44aa000 r5:c59f0f00 # [ 132.366662] r4:c59f0f00 # [ 132.369207] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.376350] r9:c44aa000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000020 r4:00000020 # [ 132.384104] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.391680] Exception stack(0xc44abfa8 to 0xc44abff0) # [ 132.396739] bfa0: 00000020 00000020 00000001 b6eb5000 00000020 00000000 # [ 132.404925] bfc0: 00000020 00000020 b6ffce00 00000004 00000001 00000000 00020000 be979a54 # [ 132.413107] bfe0: 00000004 be979788 b6f674cf b6eed7e6 # [ 132.418232] irq event stamp: 0 # [ 132.421306] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.426935] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.434475] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.441997] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.447645] ---[ end trace 038114aa487ce8a0 ]--- # [ 132.452279] 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 [ 132.945284] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 132.952185] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 132.959018] ------------[ cut here ]------------ [ 132.963674] WARNING: CPU: 3 PID: 3242 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 132.972330] refcount_t: underflow; use-after-free. [ 132.977189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 133.006354] CPU: 3 PID: 3242 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 133.014105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.020637] Backtrace: [ 133.023108] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.030687] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 133.036355] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.043677] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.050648] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 [ 133.058401] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.065892] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c5ed2000 [ 133.071565] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 133.080618] r9:c1acc654 r8:c15e8544 r7:c5ed3f60 r6:00000020 r5:c6964000 r4:c5ed2000 [ 133.088380] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 133.098834] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 133.110586] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.120589] r4:0000003b [ 133.123134] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.131151] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.139076] r9:c5ed3f60 r8:c30e5000 r7:00000020 r6:b6de4000 r5:c5c077c0 r4:c0c2e8c8 [ 133.146836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.154674] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6de4000 r5:c5c077c0 r4:00000000 [ 133.162424] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.169568] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c5ed2000 r5:c5c077c0 [ 133.177402] r4:c5c077c0 [ 133.179945] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.187089] r9:c5ed2000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 [ 133.194843] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.202418] Exception stack(0xc5ed3fa8 to 0xc5ed3ff0) [ 133.207478] 3fa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 [ 133.215667] 3fc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 beb51a54 [ 133.223850] 3fe0: 00000004 beb51788 b6e964cf b6e1c7e6 [ 133.228977] irq event stamp: 0 [ 133.232056] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.237695] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 133.245224] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 133.252723] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.258342] ---[ end trace 038114aa487ce8a1 ]--- [ 133.262974] lkdtm: Saturation detected: still saturated # [ 132.945284] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 132.952185] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 132.959018] ------------[ cut here ]------------ # [ 132.963674] WARNING: CPU: 3 PID: 3242 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 132.972330] refcount_t: underflow; use-after-free. # [ 132.977189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx can_dev dw_hdmi imx_ldb parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 133.006354] CPU: 3 PID: 3242 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 133.014105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.020637] Backtrace: # [ 133.023108] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.030687] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 133.036355] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.043677] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.050648] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a20914 # [ 133.058401] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.065892] r7:0000001c r6:c1a20914 r5:c1a20950 r4:c5ed2000 # [ 133.071565] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 133.080618] r9:c1acc654 r8:c15e8544 r7:c5ed3f60 r6:00000020 r5:c6964000 r4:c5ed2000 # [ 133.088380] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 133.098834] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 133.110586] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.120589] r4:0000003b # [ 133.123134] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.131151] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.139076] r9:c5ed3f60 r8:c30e5000 r7:00000020 r6:b6de4000 r5:c5c077c0 r4:c0c2e8c8 # [ 133.146836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.154674] r9:c07f5b64 r8:c5ed3f60 r7:c2816000 r6:b6de4000 r5:c5c077c0 r4:00000000 # [ 133.162424] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.169568] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c5ed2000 r5:c5c077c0 # [ 133.177402] r4:c5c077c0 # [ 133.179945] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.187089] r9:c5ed2000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 # [ 133.194843] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.202418] Exception stack(0xc5ed3fa8 to 0xc5ed3ff0) # [ 133.207478] 3fa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 # [ 133.215667] 3fc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 beb51a54 # [ 133.223850] 3fe0: 00000004 beb51788 b6e964cf b6e1c7e6 # [ 133.228977] irq event stamp: 0 # [ 133.232056] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.237695] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 133.245224] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 133.252723] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.258342] ---[ end trace 038114aa487ce8a1 ]--- # [ 133.262974] 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 [ 134.103922] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 134.110035] lkdtm: attempting good copy_to_user of correct size [ 134.116084] lkdtm: attempting bad copy_to_user of too large size # [ 134.103922] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 134.110035] lkdtm: attempting good copy_to_user of correct size # [ 134.116084] 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 [ 134.557561] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 134.563784] lkdtm: attempting good copy_from_user of correct size [ 134.569982] lkdtm: attempting bad copy_from_user of too large size # [ 134.557561] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 134.563784] lkdtm: attempting good copy_from_user of correct size # [ 134.569982] 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 [ 135.002681] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 135.009251] lkdtm: attempting good copy_to_user inside whitelist [ 135.015383] lkdtm: attempting bad copy_to_user outside whitelist # [ 135.002681] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 135.009251] lkdtm: attempting good copy_to_user inside whitelist # [ 135.015383] 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 [ 135.434967] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 135.441684] lkdtm: attempting good copy_from_user inside whitelist [ 135.448072] lkdtm: attempting bad copy_from_user outside whitelist # [ 135.434967] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 135.441684] lkdtm: attempting good copy_from_user inside whitelist # [ 135.448072] 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 [ 135.886332] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 135.892573] lkdtm: good_stack: c44abe0c-c44abe2c [ 135.897375] lkdtm: bad_stack : c44abd84-c44abda4 [ 135.902059] lkdtm: attempting good copy_to_user of local stack [ 135.908077] lkdtm: attempting bad copy_to_user of distant stack # [ 135.886332] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 135.892573] lkdtm: good_stack: c44abe0c-c44abe2c # [ 135.897375] lkdtm: bad_stack : c44abd84-c44abda4 # [ 135.902059] lkdtm: attempting good copy_to_user of local stack # [ 135.908077] 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 [ 136.375650] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 136.382033] lkdtm: good_stack: c6c15e0c-c6c15e2c [ 136.386740] lkdtm: bad_stack : c6c15d84-c6c15da4 [ 136.391391] lkdtm: attempting good copy_from_user of local stack [ 136.397488] lkdtm: attempting bad copy_from_user of distant stack # [ 136.375650] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 136.382033] lkdtm: good_stack: c6c15e0c-c6c15e2c # [ 136.386740] lkdtm: bad_stack : c6c15d84-c6c15da4 # [ 136.391391] lkdtm: attempting good copy_from_user of local stack # [ 136.397488] 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 [ 136.835233] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 136.841268] lkdtm: good_stack: c44abe0c-c44abe2c [ 136.845971] lkdtm: bad_stack : c44abffc-c44ac01c [ 136.850620] lkdtm: attempting good copy_to_user of local stack [ 136.856697] lkdtm: attempting bad copy_to_user of distant stack # [ 136.835233] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 136.841268] lkdtm: good_stack: c44abe0c-c44abe2c # [ 136.845971] lkdtm: bad_stack : c44abffc-c44ac01c # [ 136.850620] lkdtm: attempting good copy_to_user of local stack # [ 136.856697] 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 [ 137.293890] lkdtm: Performing direct entry USERCOPY_KERNEL [ 137.299575] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 [ 137.306782] lkdtm: attempting bad copy_to_user from kernel text: c053a02c [ 137.313595] lkdtm: FAIL: survived bad copy_to_user() # [ 137.293890] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 137.299575] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 # [ 137.306782] lkdtm: attempting bad copy_to_user from kernel text: c053a02c # [ 137.313595] 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 [ 137.757627] lkdtm: Performing direct entry STACKLEAK_ERASING [ 137.763313] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 137.770396] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 137.777400] lkdtm: FAIL: the thread stack is NOT properly erased [ 137.783452] CPU: 2 PID: 3607 Comm: cat Tainted: G D W 5.10.147-cip18 #1 [ 137.791200] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.797733] Backtrace: [ 137.800207] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.807786] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 [ 137.813457] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.820781] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 137.829313] r9:c1acc75c r8:c15e8544 r7:c5af7f60 r6:c5af7e34 r5:c5af6000 r4:0000078d [ 137.837074] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.845866] r8:c15e8544 r7:c5af7f60 r6:00000012 r5:c6d57000 r4:00000046 [ 137.852580] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.860598] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.868523] r9:c5af7f60 r8:c30e5000 r7:00000012 r6:b6e2a000 r5:c6b9d400 r4:c0c2e8c8 [ 137.876280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.884119] r9:c07f5b64 r8:c5af7f60 r7:c2816000 r6:b6e2a000 r5:c6b9d400 r4:00000000 [ 137.891871] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.899016] r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c5af6000 r5:c6b9d400 [ 137.906849] r4:c6b9d400 [ 137.909392] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.916535] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000012 r4:00000012 [ 137.924288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.931862] Exception stack(0xc5af7fa8 to 0xc5af7ff0) [ 137.936922] 7fa0: 00000012 00000012 00000001 b6e2a000 00000012 00000000 [ 137.945109] 7fc0: 00000012 00000012 b6f71e00 00000004 00000001 00000000 00020000 be8a2a54 [ 137.953293] 7fe0: 00000004 be8a2788 b6edc4cf b6e627e6 # [ 137.757627] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 137.763313] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 137.770396] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 137.777400] lkdtm: FAIL: the thread stack is NOT properly erased # [ 137.783452] CPU: 2 PID: 3607 Comm: cat Tainted: G D W 5.10.147-cip18 #1 # [ 137.791200] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.797733] Backtrace: # [ 137.800207] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.807786] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f628 # [ 137.813457] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.820781] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 137.829313] r9:c1acc75c r8:c15e8544 r7:c5af7f60 r6:c5af7e34 r5:c5af6000 r4:0000078d # [ 137.837074] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.845866] r8:c15e8544 r7:c5af7f60 r6:00000012 r5:c6d57000 r4:00000046 # [ 137.852580] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.860598] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.868523] r9:c5af7f60 r8:c30e5000 r7:00000012 r6:b6e2a000 r5:c6b9d400 r4:c0c2e8c8 # [ 137.876280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.884119] r9:c07f5b64 r8:c5af7f60 r7:c2816000 r6:b6e2a000 r5:c6b9d400 r4:00000000 # [ 137.891871] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.899016] r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c5af6000 r5:c6b9d400 # [ 137.906849] r4:c6b9d400 # [ 137.909392] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.916535] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000012 r4:00000012 # [ 137.924288] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.931862] Exception stack(0xc5af7fa8 to 0xc5af7ff0) # [ 137.936922] 7fa0: 00000012 00000012 00000001 b6e2a000 00000012 00000000 # [ 137.945109] 7fc0: 00000012 00000012 b6f71e00 00000004 00000001 00000000 00020000 be8a2a54 # [ 137.953293] 7fe0: 00000004 be8a2788 b6edc4cf b6e627e6 # 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 [ 138.417830] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 138.423516] lkdtm: Calling matched prototype ... [ 138.428232] lkdtm: Calling mismatched prototype ... [ 138.433126] lkdtm: Fail: survived mismatched prototype function call! # [ 138.417830] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 138.423516] lkdtm: Calling matched prototype ... # [ 138.428232] lkdtm: Calling mismatched prototype ... # [ 138.433126] 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 / #