[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.33 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6999396/tftp-deploy-waq4ubwi/kernel/zImage tftp 0x10000000 6999396/tftp-deploy-waq4ubwi/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6999396/tftp-deploy-waq4ubwi/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 11.4 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 6999396/tftp-deploy-waq4ubwi/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6999396/tftp-deploy-waq4ubwi/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6999396/tftp-deploy-waq4ubwi/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 11.5 MiB/s done Bytes transferred = 15268105 (e8f909 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6999396/tftp-deploy-waq4ubwi/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6999396/tftp-deploy-waq4ubwi/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6999396/tftp-deploy-waq4ubwi/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.7 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6999396/extract-nfsrootfs-ibzh3c0q,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6999396/extract-nfsrootfs-ibzh3c0q,tcp,hard ip=dhcp' =>bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15268041 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j4792-arm-gcc-10-multi-v7-defconfig-kselftest-4kn6h) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Aug 9 09:48:34 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6999396/extract-nfsrootfs-ibzh3c0q,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: 921608K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56033 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004532] Console: colour dummy device 80x30 [ 0.004599] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004629] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004658] ... MAX_LOCK_DEPTH: 48 [ 0.004686] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004713] ... CLASSHASH_SIZE: 4096 [ 0.004741] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004766] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004794] ... CHAINHASH_SIZE: 32768 [ 0.004821] memory used by lock dependency info: 4061 kB [ 0.004847] memory used for stack traces: 2112 kB [ 0.004875] per task-struct memory footprint: 1536 bytes [ 0.004976] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005028] pid_max: default: 32768 minimum: 301 [ 0.005415] LSM: Security Framework initializing [ 0.005530] LSM support for eBPF active [ 0.005680] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005734] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008343] CPU: Testing write buffer coherency: ok [ 0.008465] CPU0: Spectre v2: using BPIALL workaround [ 0.009572] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013556] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015982] rcu: Hierarchical SRCU implementation. [ 0.025702] EFI services will not be available. [ 0.027049] smp: Bringing up secondary CPUs ... [ 0.030466] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030482] CPU1: Spectre v2: using BPIALL workaround [ 0.034603] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034617] CPU2: Spectre v2: using BPIALL workaround [ 0.038400] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038413] CPU3: Spectre v2: using BPIALL workaround [ 0.039333] smp: Brought up 1 node, 4 CPUs [ 0.039378] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039415] CPU: All CPU(s) started in SVC mode. [ 0.042098] devtmpfs: initialized [ 0.102450] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.105343] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.105420] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.110362] pinctrl core: initialized pinctrl subsystem [ 0.117431] DMI not present or invalid. [ 0.119931] NET: Registered protocol family 16 [ 0.131660] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.141648] thermal_sys: Registered thermal governor 'step_wise' [ 0.142219] cpuidle: using governor menu [ 0.142784] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.901188] vdd1p1: supplied by regulator-dummy [ 0.933559] vdd3p0: supplied by regulator-dummy [ 0.965549] vdd2p5: supplied by regulator-dummy [ 0.997496] vddarm: supplied by regulator-dummy [ 1.030442] vddpu: supplied by regulator-dummy [ 1.061396] vddsoc: supplied by regulator-dummy [ 2.416785] No ATAGs? [ 2.417847] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.417934] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.437910] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.467904] Serial: AMBA PL011 UART driver [ 2.535773] Kprobes globally optimized [ 2.634469] mxs-dma 110000.dma-apbh: initialized [ 2.667720] iommu: Default domain type: Translated [ 2.669948] vgaarb: loaded [ 2.674860] SCSI subsystem initialized [ 2.677123] usbcore: registered new interface driver usbfs [ 2.677444] usbcore: registered new interface driver hub [ 2.677694] usbcore: registered new device driver usb [ 2.685680] i2c i2c-0: IMX I2C adapter registered [ 2.693025] i2c i2c-1: IMX I2C adapter registered [ 2.697721] i2c i2c-2: IMX I2C adapter registered [ 2.702706] pps_core: LinuxPPS API ver. 1 registered [ 2.702751] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.702856] PTP clock support registered [ 2.720022] clocksource: Switched to clocksource mxc_timer1 [ 4.450223] NET: Registered protocol family 2 [ 4.450991] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.454461] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.454642] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.454878] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.456323] TCP: Hash tables configured (established 8192 bind 8192) [ 4.457393] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.457748] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.458028] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.458785] NET: Registered protocol family 1 [ 4.461814] RPC: Registered named UNIX socket transport module. [ 4.461907] RPC: Registered udp transport module. [ 4.461951] RPC: Registered tcp transport module. [ 4.461992] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.462046] NET: Registered protocol family 44 [ 4.462115] PCI: CLS 0 bytes, default 64 [ 4.464635] Trying to unpack rootfs image as initramfs... [ 6.371857] Freeing initrd memory: 14912K [ 6.373104] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.374288] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.383926] Initialise system trusted keyrings [ 6.385005] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.439989] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.443959] NFS: Registering the id_resolver key type [ 6.444143] Key type id_resolver registered [ 6.444234] Key type id_legacy registered [ 6.444930] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.445038] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.445243] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.447559] Key type asymmetric registered [ 6.447690] Asymmetric key parser 'x509' registered [ 6.448131] bounce: pool size: 64 pages [ 6.448303] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.448410] io scheduler mq-deadline registered [ 6.448453] io scheduler kyber registered [ 6.449423] test_firmware: interface ready [ 6.694845] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.695102] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.975773] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.997330] SuperH (H)SCI(F) driver initialized [ 7.000518] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.005942] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.937578] printk: console [ttymxc1] enabled [ 7.948704] msm_serial: driver initialized [ 7.954066] STMicroelectronics ASC driver initialized [ 7.965923] STM32 USART driver initialized [ 7.993435] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.016289] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.024850] panel-simple panel-lcd: Specify missing connector_type [ 8.032900] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.091169] brd: module loaded [ 8.156500] loop: module loaded [ 8.163400] lkdtm: No crash points registered, enable through debugfs [ 8.186369] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.194449] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.202570] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.210861] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.218883] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.227193] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.235050] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.246499] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.253636] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.262533] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.277229] scsi host0: ahci-imx [ 8.283088] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.351252] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.365144] pps pps0: new PPS source ptp0 [ 8.412937] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.423836] e1000e: Intel(R) PRO/1000 Network Driver [ 8.428844] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.435118] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.440609] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.469301] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.477009] usbcore: registered new interface driver pegasus [ 8.482989] usbcore: registered new interface driver asix [ 8.488577] usbcore: registered new interface driver ax88179_178a [ 8.494916] usbcore: registered new interface driver cdc_ether [ 8.501071] usbcore: registered new interface driver smsc75xx [ 8.507096] usbcore: registered new interface driver smsc95xx [ 8.513094] usbcore: registered new interface driver net1080 [ 8.518943] usbcore: registered new interface driver cdc_subset [ 8.525109] usbcore: registered new interface driver zaurus [ 8.531040] usbcore: registered new interface driver cdc_ncm [ 8.550226] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.556870] ehci-pci: EHCI PCI platform driver [ 8.561575] ehci-platform: EHCI generic platform driver [ 8.567889] ehci-orion: EHCI orion driver [ 8.572966] SPEAr-ehci: EHCI SPEAr driver [ 8.577935] ehci-st: EHCI STMicroelectronics driver [ 8.583820] ehci-exynos: EHCI Exynos driver [ 8.588933] ehci-atmel: EHCI Atmel driver [ 8.593964] tegra-ehci: Tegra EHCI driver [ 8.598940] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.605346] ohci-pci: OHCI PCI platform driver [ 8.610057] ohci-platform: OHCI generic platform driver [ 8.616344] SPEAr-ohci: OHCI SPEAr driver [ 8.621356] ohci-st: OHCI STMicroelectronics driver [ 8.627165] ohci-atmel: OHCI Atmel driver [ 8.632686] ata1: SATA link down (SStatus 0 SControl 300) [ 8.634944] usbcore: registered new interface driver usb-storage [ 8.638490] ahci-imx 2200000.sata: no device found, disabling link. [ 8.650632] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.678809] i2c /dev entries driver [ 8.769164] sdhci: Secure Digital Host Controller Interface driver [ 8.775461] sdhci: Copyright(c) Pierre Ossman [ 8.790022] Synopsys Designware Multimedia Card Interface Driver [ 8.803917] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.813581] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.818812] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.827723] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.835386] ledtrig-cpu: registered to indicate activity on CPUs [ 8.845778] usbcore: registered new interface driver usbhid [ 8.851488] usbhid: USB HID core driver [ 8.861570] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.875351] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.881443] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.890693] gre: GRE over IPv4 demultiplexor driver [ 8.895616] ip_gre: GRE over IPv4 tunneling driver [ 8.906970] IPv4 over IPsec tunneling driver [ 8.912856] mmc2: new high speed SDHC card at address aaaa [ 8.916939] NET: Registered protocol family 10 [ 8.922735] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.930363] Segment Routing with IPv6 [ 8.941214] ip6_gre: GRE over IPv6 tunneling driver [ 8.949461] NET: Registered protocol family 17 [ 8.955045] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.956079] 8021q: 802.1Q VLAN Support v1.8 [ 8.962663] GPT:29296874 != 31116287 [ 8.962694] GPT:Alternate GPT header not at the end of the disk. [ 8.962712] GPT:29296874 != 31116287 [ 8.967886] Key type dns_resolver registered [ 8.970594] GPT: Use GNU Parted to correct GPT errors. [ 8.989769] mmcblk2: p1 p2 p3 [ 8.997111] ThumbEE CPU extension supported. [ 9.001581] Registering SWP/SWPB emulation handler [ 9.007514] Loading compiled-in X.509 certificates [ 9.202323] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.210807] panel-simple panel-lcd: Specify missing connector_type [ 9.224469] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.265693] imx_usb 2184200.usb: No over current polarity defined [ 9.280279] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.285492] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.320661] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.342286] hub 1-0:1.0: USB hub found [ 9.346494] hub 1-0:1.0: 1 port detected [ 9.363238] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.396544] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.404923] panel-simple panel-lcd: Specify missing connector_type [ 9.418575] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.450941] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.459237] panel-simple panel-lcd: Specify missing connector_type [ 9.472953] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.492334] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.522457] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.530831] panel-simple panel-lcd: Specify missing connector_type [ 9.544480] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.566434] 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) [ 9.581953] IP-Config: Failed to open gretap0 [ 9.586356] IP-Config: Failed to open erspan0 [ 9.620033] Sending DHCP requests . [ 9.740544] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.959690] hub 1-1:1.0: USB hub found [ 9.965815] hub 1-1:1.0: 3 ports detected [ 10.003395] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.012012] panel-simple panel-lcd: Specify missing connector_type [ 10.028365] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.440410] . [ 12.711626] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.721643] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.370261] ., OK [ 17.412772] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.33 [ 17.421073] IP-Config: Complete: [ 17.424392] device=eth0, hwaddr=00:19:b8:08:f1:13, ipaddr=192.168.201.33, mask=255.255.255.0, gw=192.168.201.1 [ 17.434926] host=imx6q-sabrelite-lava-cbg-3, domain=lava-rack, nis-domain=(none) [ 17.442827] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.442846] nameserver0=192.168.201.1 [ 17.505660] Freeing unused kernel memory: 2048K [ 17.511620] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 21.650848] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.687371] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.695869] panel-simple panel-lcd: Specify missing connector_type [ 21.711188] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.728358] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.784192] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.789452] CAN device driver interface [ 21.792791] panel-simple panel-lcd: Specify missing connector_type [ 21.813425] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.861393] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.886795] panel-simple panel-lcd: Specify missing connector_type [ 21.965460] caam 2100000.crypto: Entropy delay = 3200 [ 22.031551] caam 2100000.crypto: Instantiated RNG4 SH0 [ 22.092313] caam 2100000.crypto: Instantiated RNG4 SH1 [ 22.096513] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.097503] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 22.111931] caam 2100000.crypto: job rings = 2, qi = 0 [ 22.140595] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.149113] panel-simple panel-lcd: Specify missing connector_type [ 22.164908] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.175553] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 22.196382] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 22.202645] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.212790] panel-simple panel-lcd: Specify missing connector_type [ 22.231789] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 22.239879] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 22.248019] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 22.254896] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 22.263980] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 22.270414] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 22.276614] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 22.285961] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 22.297905] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.299314] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.321237] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.330292] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.339580] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.343740] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.356640] panel-simple panel-lcd: Specify missing connector_type [ 22.372463] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.388693] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 22.397817] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 22.406740] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 22.417035] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 22.446551] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.456483] panel-simple panel-lcd: Specify missing connector_type [ 22.512039] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.520847] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.529368] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.537977] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.557121] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.225719] caam algorithms registered in /proc/crypto [ 23.237694] caam 2100000.crypto: registering rng-caam [ 23.267200] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.275694] panel-simple panel-lcd: Specify missing connector_type [ 23.298308] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.306864] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.315442] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.323911] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.338708] 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 /scr[ 23.427239] random: crng init done ipts/nfs-premount ... done. IP-Config: eth0 hardware address 00:19:b8:08:f1:13 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.33 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-3 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.722361] systemd[1]: System time before build time, advancing clock. [ 25.978600] systemd[1]: systemd 247.3-7 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) [ 26.005361] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 26.067709] systemd[1]: Set hostname to . [ 27.803632] systemd[1]: Queued start job for default target Graphical Interface. [ 27.817945] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 27.876174] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 27.925408] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.975189] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 28.024841] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 28.084066] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 28.131651] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 28.144429] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 28.181576] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 28.222274] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 28.260873] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 28.302073] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 28.342531] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 28.445760] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.461245] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 28.507662] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 28.557226] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 28.612641] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 28.653065] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 28.694863] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.704222] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.727778] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 28.774977] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 28.830614] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 28.896266] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 28.954379] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 29.015258] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 29.071358] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 29.104694] fuse: init (API version 7.32) [ 29.108590] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 29.160608] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 29.220369] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 29.271590] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 29.329536] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 29.374117] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 29.409342] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 29.506502] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.516967] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 29.566545] systemd[1]: modprobe@drm.service: Succeeded. [ 29.576773] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 29.636262] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.646623] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 29.686277] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 29.735996] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 29.803491] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 29.860010] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 29.910445] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.920902] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.943241] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 29.993229] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 30.046897] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 30.109045] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 30.551856] systemd-journald[273]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.131-cip13 #1 SMP Tue Aug 9 09:48:34 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/6999396/extract-nfsrootfs-ibzh3c0q' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6999396/extract-nfsrootfs-ibzh3c0q' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-6999396/environment . /lava-6999396/environment / # /lava-6999396/bin/lava-test-runner /lava-6999396/0 /lava-6999396/bin/lava-test-runner /lava-6999396/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6999396/0/tests/0_timesync-off ++ cat uuid + UUID=6999396_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6999396/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6999396_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/v5.10.131-cip13-38-ga8671b4cc3c74/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-6999396/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 15s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:14-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-38-ga8671b4cc3c74/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: 1406988 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 16.21K 57.0KB/s kselftest.tar.xz 3%[ ] 49.22K 86.1KB/s kselftest.tar.xz 6%[> ] 84.57K 98.5KB/s kselftest.tar.xz 8%[> ] 122.75K 107KB/s kselftest.tar.xz 11%[=> ] 163.28K 104KB/s kselftest.tar.xz 15%[==> ] 207.11K 111KB/s kselftest.tar.xz 16%[==> ] 222.67K 103KB/s kselftest.tar.xz 18%[==> ] 257.09K 107KB/s kselftest.tar.xz 20%[===> ] 279.71K 106KB/s kselftest.tar.xz 22%[===> ] 302.34K 105KB/s kselftest.tar.xz 24%[===> ] 332.03K 107KB/s eta 10s kselftest.tar.xz 26%[====> ] 360.32K 108KB/s eta 10s kselftest.tar.xz 28%[====> ] 390.01K 109KB/s eta 10s kselftest.tar.xz 30%[=====> ] 421.12K 110KB/s eta 10s kselftest.tar.xz 33%[=====> ] 455.06K 112KB/s eta 10s kselftest.tar.xz 35%[======> ] 491.82K 114KB/s eta 8s kselftest.tar.xz 37%[======> ] 521.52K 118KB/s eta 8s kselftest.tar.xz 39%[======> ] 548.39K 117KB/s 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future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-08-09 10:05:18 is 12233325.969351659 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-08-09 10:05:18 is 12233325.962584326 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-08-09 10:05:18 is 12233325.955460993 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-08-09 10:05:18 is 12233325.948727993 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-08-09 10:05:18 is 12233325.942372326 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-08-09 10:05:18 is 12233325.935712993 s in the future tar: ./lkdtm/WRITE_KERN.sh: time stamp 2022-08-09 10:05:18 is 12233325.928938993 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-08-09 10:05:18 is 12233325.922575993 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-08-09 10:05:18 is 12233325.915534993 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-08-09 10:05:18 is 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tar: ./livepatch/settings: time stamp 2022-07-26 01:16:18 is 10991984.958798326 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-07-26 01:16:18 is 10991984.951847659 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-07-26 01:16:18 is 10991984.945441992 s in the future tar: ./livepatch: time stamp 2022-08-09 10:05:46 is 12233352.942535992 s in the future tar: ./sysctl/sysctl.sh: time stamp 2022-07-26 01:16:18 is 10991984.931661992 s in the future tar: ./sysctl: time stamp 2022-08-09 10:05:49 is 12233355.928286326 s in the future tar: .: time stamp 2022-08-09 10:05:50 is 12233356.924921659 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 97.064450] 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 [ 97.915070] lkdtm: Performing direct entry BUG [ 97.919839] ------------[ cut here ]------------ [ 97.924469] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 97.929704] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 97.934853] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 97.963935] CPU: 2 PID: 791 Comm: cat Not tainted 5.10.131-cip13 #1 [ 97.970227] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 97.976800] PC is at lkdtm_BUG+0x14/0x18 [ 97.980757] LR is at lkdtm_do_action+0x2c/0x4c [ 97.985227] pc : [] lr : [] psr: a00e0013 [ 97.991516] sp : c6461e58 ip : c6461e68 fp : c6461e64 [ 97.996762] r10: 00000004 r9 : c1acf5fc r8 : c15e7d40 [ 98.002009] r7 : c6461f60 r6 : 00000004 r5 : c6214000 r4 : 00000001 [ 98.008559] r3 : c0c2d674 r2 : c31760fd r1 : ef7ab5e0 r0 : c15e7d48 [ 98.015112] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.022271] Control: 10c5387d Table: 1653804a DAC: 00000051 [ 98.028044] Process cat (pid: 791, stack limit = 0xc247c32a) [ 98.033729] Stack: (0xc6461e58 to 0xc6462000) [ 98.038115] 1e40: c6461e74 c6461e68 [ 98.046325] 1e60: c0c2d108 c0c2d680 c6461e9c c6461e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6482dc0 [ 98.054534] 1e80: b6ead000 00000004 c5308d80 c6461f60 c6461ec4 c6461ea0 c07f4ad0 c0c2d4f4 [ 98.062742] 1ea0: 00000000 c6482dc0 b6ead000 c2816000 c6461f60 c07f4a6c c6461f5c c6461ec8 [ 98.070951] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6460000 [ 98.079159] 1ee0: b6ead000 00020000 00000004 00000004 0001fffc c6461ee0 00000001 b6eac000 [ 98.087366] 1f00: c5b8cb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.095576] 1f20: 00000000 00000000 c139e9b0 c31760fd c205ca60 c6482dc0 c6482dc0 c6460000 [ 98.103783] 1f40: b6ead000 00000000 00000000 00000004 c6461f94 c6461f60 c059872c c0598098 [ 98.111991] 1f60: 00000000 00000000 c6461fac c31760fd 00000004 00000004 b6ff4e00 00000004 [ 98.120199] 1f80: c03002e4 c6460000 c6461fa4 c6461f98 c05987bc c05986c4 00000000 c6461fa8 [ 98.128405] 1fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6ead000 00000004 00000000 [ 98.136614] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 [ 98.144821] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 800e0030 00000001 00000000 00000000 [ 98.153016] Backtrace: [ 98.155517] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.163128] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.171175] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.179127] r9:c6461f60 r8:c5308d80 r7:00000004 r6:b6ead000 r5:c6482dc0 r4:c0c2d4e8 [ 98.186913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.194775] r9:c07f4a6c r8:c6461f60 r7:c2816000 r6:b6ead000 r5:c6482dc0 r4:00000000 [ 98.202552] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.209720] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6460000 r5:c6482dc0 [ 98.217571] r4:c6482dc0 [ 98.220137] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.227303] r9:c6460000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000004 r4:00000004 [ 98.235083] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.242674] Exception stack(0xc6461fa8 to 0xc6461ff0) [ 98.247754] 1fa0: 00000004 00000004 00000001 b6ead000 00000004 00000000 [ 98.255961] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 [ 98.264164] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 [ 98.269247] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 98.275375] ---[ end trace 580a4f9388be6d69 ]--- [ 98.280021] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 98.288919] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 791, name: cat [ 98.296592] INFO: lockdep is turned off. [ 98.300534] irq event stamp: 1614 [ 98.303892] hardirqs last enabled at (1613): [] console_unlock+0x4b0/0x6c0 [ 98.311752] hardirqs last disabled at (1614): [] __und_svc+0x60/0x6c [ 98.319005] softirqs last enabled at (1184): [] __do_softirq+0x378/0x5fc [ 98.326691] softirqs last disabled at (1161): [] __irq_exit_rcu+0x178/0x1d0 [ 98.334550] CPU: 2 PID: 791 Comm: cat Tainted: G D 5.10.131-cip13 #1 [ 98.342225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.348771] Backtrace: [ 98.351277] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 98.358877] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 98.364575] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 98.371931] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 98.379706] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc01c r4:c6460000 [ 98.387484] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 98.395338] r6:00000000 r5:00000031 r4:c19cc01c [ 98.400002] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 98.407770] r6:00000001 r5:c6460000 r4:c2caa880 [ 98.412437] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 98.419778] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c2caa880 [ 98.426517] [] (do_exit) from [] (die+0x374/0x380) [ 98.433066] r7:c1e0fc8c [ 98.435631] [] (die) from [] (do_undefinstr+0x170/0x240) [ 98.442713] r10:00000004 r9:c6460000 r8:c15e7d40 r7:00000000 r6:c6461dc8 r5:c0c2d688 [ 98.450564] r4:e7f001f2 [ 98.453134] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 98.461071] Exception stack(0xc6461dc8 to 0xc6461e10) [ 98.466152] 1dc0: c15e7d48 ef7ab5e0 c31760fd c0c2d674 00000001 c6214000 [ 98.474360] 1de0: 00000004 c6461f60 c15e7d40 c1acf5fc 00000004 c6461e64 c6461e68 c6461e58 [ 98.482562] 1e00: c0c2d108 c0c2d688 a00e0013 ffffffff [ 98.487639] r7:c6461dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c [ 98.493339] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.500944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.508984] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.516931] r9:c6461f60 r8:c5308d80 r7:00000004 r6:b6ead000 r5:c6482dc0 r4:c0c2d4e8 [ 98.524709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.532570] r9:c07f4a6c r8:c6461f60 r7:c2816000 r6:b6ead000 r5:c6482dc0 r4:00000000 [ 98.540345] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.547511] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6460000 r5:c6482dc0 [ 98.555360] r4:c6482dc0 [ 98.557926] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.565092] r9:c6460000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000004 r4:00000004 [ 98.572869] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.580458] Exception stack(0xc6461fa8 to 0xc6461ff0) [ 98.585537] 1fa0: 00000004 00000004 00000001 b6ead000 00000004 00000000 [ 98.593745] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 [ 98.601946] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 # Segmentation fault # [ 97.915070] lkdtm: Performing direct entry BUG # [ 97.919839] ------------[ cut here ]------------ # [ 97.924469] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 97.929704] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 97.934853] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 97.963935] CPU: 2 PID: 791 Comm: cat Not tainted 5.10.131-cip13 #1 # [ 97.970227] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.976800] PC is at lkdtm_BUG+0x14/0x18 # [ 97.980757] LR is at lkdtm_do_action+0x2c/0x4c # [ 97.985227] pc : [] lr : [] psr: a00e0013 # [ 97.991516] sp : c6461e58 ip : c6461e68 fp : c6461e64 # [ 97.996762] r10: 00000004 r9 : c1acf5fc r8 : c15e7d40 # [ 98.002009] r7 : c6461f60 r6 : 00000004 r5 : c6214000 r4 : 00000001 # [ 98.008559] r3 : c0c2d674 r2 : c31760fd r1 : ef7ab5e0 r0 : c15e7d48 # [ 98.015112] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.022271] Control: 10c5387d Table: 1653804a DAC: 00000051 # [ 98.028044] Process cat (pid: 791, stack limit = 0xc247c32a) # [ 98.033729] Stack: (0xc6461e58 to 0xc6462000) # [ 98.038115] 1e40: c6461e74 c6461e68 # [ 98.046325] 1e60: c0c2d108 c0c2d680 c6461e9c c6461e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6482dc0 # [ 98.054534] 1e80: b6ead000 00000004 c5308d80 c6461f60 c6461ec4 c6461ea0 c07f4ad0 c0c2d4f4 # [ 98.062742] 1ea0: 00000000 c6482dc0 b6ead000 c2816000 c6461f60 c07f4a6c c6461f5c c6461ec8 # [ 98.070951] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6460000 # [ 98.079159] 1ee0: b6ead000 00020000 00000004 00000004 0001fffc c6461ee0 00000001 b6eac000 # [ 98.087366] 1f00: c5b8cb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.095576] 1f20: 00000000 00000000 c139e9b0 c31760fd c205ca60 c6482dc0 c6482dc0 c6460000 # [ 98.103783] 1f40: b6ead000 00000000 00000000 00000004 c6461f94 c6461f60 c059872c c0598098 # [ 98.111991] 1f60: 00000000 00000000 c6461fac c31760fd 00000004 00000004 b6ff4e00 00000004 # [ 98.120199] 1f80: c03002e4 c6460000 c6461fa4 c6461f98 c05987bc c05986c4 00000000 c6461fa8 # [ 98.128405] 1fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6ead000 00000004 00000000 # [ 98.136614] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 # [ 98.144821] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 800e0030 00000001 00000000 00000000 # [ 98.153016] Backtrace: # [ 98.155517] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.163128] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.171175] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.179127] r9:c6461f60 r8:c5308d80 r7:00000004 r6:b6ead000 r5:c6482dc0 r4:c0c2d4e8 # [ 98.186913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.194775] r9:c07f4a6c r8:c6461f60 r7:c2816000 r6:b6ead000 r5:c6482dc0 r4:00000000 # [ 98.202552] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.209720] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6460000 r5:c6482dc0 # [ 98.217571] r4:c6482dc0 # [ 98.220137] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.227303] r9:c6460000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000004 r4:00000004 # [ 98.235083] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.242674] Exception stack(0xc6461fa8 to 0xc6461ff0) # [ 98.247754] 1fa0: 00000004 00000004 00000001 b6ead000 00000004 00000000 # [ 98.255961] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 # [ 98.264164] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 # [ 98.269247] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 98.275375] ---[ end trace 580a4f9388be6d69 ]--- # [ 98.280021] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 98.288919] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 791, name: cat # [ 98.296592] INFO: lockdep is turned off. # [ 98.300534] irq event stamp: 1614 # [ 98.303892] hardirqs last enabled at (1613): [] console_unlock+0x4b0/0x6c0 # [ 98.311752] hardirqs last disabled at (1614): [] __und_svc+0x60/0x6c # [ 98.319005] softirqs last enabled at (1184): [] __do_softirq+0x378/0x5fc # [ 98.326691] softirqs last disabled at (1161): [] __irq_exit_rcu+0x178/0x1d0 # [ 98.334550] CPU: 2 PID: 791 Comm: cat Tainted: G D [ 99.096849] lkdtm: Performing direct entry WARNING 5.10.131-cip13 #1 # [ 98.[ 99.102903] ------------[ cut here ]------------ 342225] Hardware name: Freescale [ 99.110342] WARNING: CPU: 3 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c i.MX6 Quad/DualLite (Device Tree)[ 99.121609] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 98.348771] Backtrace: #[ 99.153320] CPU: 3 PID: 862 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 98.351277] [] (dum[ 99.163786] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) p_backtrace) from [] (s[ 99.173177] Backtrace: how_stack+0x20/0x24) # [ 98.35[ 99.178509] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 8877] r7:ffffffff r6:600e0093 r5[ 99.188926] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 :00000000 r4:c1f0f728 # [ 98.3[ 99.197453] [] (show_stack) from [] (dump_stack+0xe0/0x100) 64575] [] (show_stack) [ 99.207627] [] (dump_stack) from [] (__warn+0xfc/0x16c) from [] (dump_stack+0xe[ 99.217445] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfcb8 0/0x100) # [ 98.371931] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 2bcc>] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0)[ 99.246926] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 98.379706] r9:600e0093 r[ 99.257874] r9:c1acf600 r8:c15e7d40 r7:c64b1f60 r6:00000008 r5:c5ad4000 r4:00000002 8:0000000b r7:c035bb84 r6:0000003[ 99.268483] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 1 r5:c19cc01c r4:c6460000 # [ [ 99.279261] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 98.387484] [] (___might[ 99.290132] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) _sleep) from [] (__migh[ 99.300904] r9:c64b1f60 r8:c5308d80 r7:00000008 r6:b6e72000 r5:c5b8c640 r4:c0c2d4e8 t_sleep+0x70/0xb0) # [ 98.3953[ 99.311516] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 38] r6:00000000 r5:00000031 r4:c[ 99.322204] r9:c07f4a6c r8:c64b1f60 r7:c2816000 r6:b6e72000 r5:c5b8c640 r4:00000000 19cc01c # [ 98.400002] [] (vfs_write) from [] (ksys_write+0x74/0xec) 494>] (__might_sleep) from [] (exit_signals+0x4c/0x3fc)[ 99.353500] r4:c5b8c640 # [ 98.407770] r6:00000001 r5[ 99.358905] [] (ksys_write) from [] (sys_write+0x18/0x1c) :c6460000 r4:c2caa880 # [ 98.4[ 99.368903] r9:c64b0000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:00000008 r4:00000008 12437] [] (exit_signals[ 99.379511] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ) from [] (do_exit+0x10[ 99.389938] Exception stack(0xc64b1fa8 to 0xc64b1ff0) c/0xb4c) # [ 98.419778] r8:00[ 99.397856] 1fa0: 00000008 00000008 00000001 b6e72000 00000008 00000000 00000b r7:c1e0fc8c r6:ffffe000 r5[ 99.408897] 1fc0: 00000008 00000008 b6fb9e00 00000004 00000001 00000000 00020000 bef8ba54 :00000000 r4:c2caa880 # [ 98.4[ 99.419932] 1fe0: 00000004 bef8b788 b6f2794f b6eadc66 26517] [] (do_exit) fro[ 99.427916] irq event stamp: 0 m [] (die+0x374/0x380)[ 99.433815] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 98.433066] r7:c1e0fc8c #[ 99.442262] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 98.435631] [] (die[ 99.452612] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c ) from [] (do_undefinst[ 99.462955] softirqs last disabled at (0): [<00000000>] 0x0 r+0x170/0x240) # [ 98.442713] [ 99.471389] ---[ end trace 580a4f9388be6d6a ]--- r10:00000004 r9:c6460000 r8:c15e7d40 r7:00000000 r6:c6461dc8 r5:c0c2d688 # [ 98.450564] r4:e7f001f2 # [ 98.453134] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 98.461071] Exception stack(0xc6461dc8 to 0xc6461e10) # [ 98.466152] 1dc0: c15e7d48 ef7ab5e0 c31760fd c0c2d674 00000001 c6214000 # [ 98.474360] 1de0: 00000004 c6461f60 c15e7d40 c1acf5fc 00000004 c6461e64 c6461e68 c6461e58 # [ 98.482562] 1e00: c0c2d108 c0c2d688 a00e0013 ffffffff # [ 98.487639] r7:c6461dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c # [ 98.493339] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.500944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.508984] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.516931] r9:c6461f60 r8:c5308d80 r7:00000004 r6:b6ead000 r5:c6482dc0 r4:c0c2d4e8 # [ 98.524709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.532570] r9:c07f4a6c r8:c6461f60 r7:c2816000 r6:b6ead000 r5:c6482dc0 r4:00000000 # [ 98.540345] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.547511] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6460000 r5:c6482dc0 # [ 98.555360] r4:c6482dc0 # [ 98.557926] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.565092] r9:c6460000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000004 r4:00000004 # [ 98.572869] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.580458] Exception stack(0xc6461fa8 to 0xc6461ff0) # [ 98.585537] 1fa0: 00000004 00000004 00000001 b6ead000 00000004 00000000 # [ 98.593745] 1fc0: 00000004 00000004 b6ff4e00 00000004 00000001 00000000 00020000 bea2ea54 # [ 98.601946] 1fe0: 00000004 bea2e788 b6f6294f b6ee8c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 99.096849] lkdtm: Performing direct entry WARNING # [ 99.102903] ------------[ cut here ]------------ # [ 99.110342] WARNING: CPU: 3 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 99.121609] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 99.153320] CPU: 3 PID: 862 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 99.163786] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.173177] Backtrace: # [ 99.178509] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.188926] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 99.197453] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.207627] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.217445] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfcb8 # [ 99.228058] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.238396] r7:00000053 r6:c1acfcb8 r5:00000000 r4:c64b0000 # [ 99.246926] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 99.257874] r9:c1acf600 r8:c15e7d40 r7:c64b1f60 r6:00000008 r5:c5ad4000 r4:00000002 # [ 99.268483] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.279261] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.290132] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.300904] r9:c64b1f60 r8:c5308d80 r7:00000008 r6:b6e72[ 99.811767] lkdtm: Performing direct entry WARNING_MESSAGE 000 r5:c5b8c640 r4:c0c2d4e8 # [ [ 99.818175] ------------[ cut here ]------------ 99.311516] [] (full_p[ 99.825832] WARNING: CPU: 2 PID: 897 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 roxy_write) from [] (vf[ 99.837761] Warning message trigger count: 2 s_write+0x10c/0x524) # [ 99.32[ 99.845000] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 2204] r9:c07f4a6c r8:c64b1f60 r7[ 99.876553] CPU: 2 PID: 897 Comm: cat Tainted: G D W 5.10.131-cip13 #1 :c2816000 r6:b6e72000 r5:c5b8c640[ 99.887030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r4:00000000 # [ 99.332813] [<[ 99.896420] Backtrace: c059808c>] (vfs_write) from [] (dump_backtrace) from [] (show_stack+0x20/0x24) 9872c>] (ksys_write+0x74/0xec) #[ 99.912166] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 99.342812] r10:00000004 r9:[ 99.920694] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00000000 r8:00000000 r7:b6e72000 [ 99.930866] [] (dump_stack) from [] (__warn+0xfc/0x16c) r6:c64b0000 r5:c5b8c640 # [ 99[ 99.940684] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfcb8 .353500] r4:c5b8c640 # [ 99.3[ 99.951295] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 58905] [] (ksys_write) [ 99.961633] r7:00000058 r6:c1acfcb8 r5:c1acfcd4 r4:c6332000 from [] (sys_write+0x18[ 99.970165] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) /0x1c) # [ 99.368903] r9:c64b[ 99.981804] r9:c1acf608 r8:c15e7d40 r7:c6333f60 r6:00000010 r5:c5dd8000 r4:00000003 0000 r8:c03002e4 r7:00000004 r6:b[ 99.992411] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 6fb9e00 r5:00000008 r4:00000008 [ 100.003885] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.379511] [] (sy[ 100.014753] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) s_write) from [] (ret_f[ 100.025525] r9:c6333f60 r8:c5308d80 r7:00000010 r6:b6dba000 r5:c5c40140 r4:c0c2d4e8 ast_syscall+0x0/0x28) # [ 99.3[ 100.036138] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 89938] Exception stack(0xc64b1fa8[ 100.046825] r9:c07f4a6c r8:c6333f60 r7:c2816000 r6:b6dba000 r5:c5c40140 r4:00000000 to 0xc64b1ff0) # [ 99.397856][ 100.057432] [] (vfs_write) from [] (ksys_write+0x74/0xec) 1fa0: 00000008[ 100.067430] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c6332000 r5:c5c40140 00000008 00000001 b6e72000 00000[ 100.078117] r4:c5c40140 008 00000000 # [ 99.408897] 1f[ 100.083520] [] (ksys_write) from [] (sys_write+0x18/0x1c) c0: 00000008 00000008 b6fb9e00 00[ 100.093517] r9:c6332000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000010 r4:00000010 000004 00000001 00000000 00020000[ 100.104126] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) bef8ba54 # [ 99.419932] 1fe0:[ 100.114551] Exception stack(0xc6333fa8 to 0xc6333ff0) 00000004 bef8b788 b6f2794f b6ead[ 100.122469] 3fa0: 00000010 00000010 00000001 b6dba000 00000010 00000000 c66 # [ 99.427916] irq event s[ 100.133511] 3fc0: 00000010 00000010 b6f01e00 00000004 00000001 00000000 00020000 beca7a54 tamp: 0 # [ 99.433815] hardirq[ 100.144545] 3fe0: 00000004 beca7788 b6e6f94f b6df5c66 s last enabled at (0): [<0000000[ 100.152527] irq event stamp: 0 0>] 0x0 # [ 99.442262] hardirq[ 100.158386] hardirqs last enabled at (0): [<00000000>] 0x0 s last disabled at (0): [] copy_process+0x5c8/0x194c 0>] copy_process+0x5c8/0x194c # [ 100.177227] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 99.452612] softirqs last ena[ 100.187553] softirqs last disabled at (0): [<00000000>] 0x0 bled at (0): [] copy_pr[ 100.195991] ---[ end trace 580a4f9388be6d6b ]--- ocess+0x5c8/0x194c # [ 99.462955] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.471389] ---[ end trace 580a4f9388be6d6a ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 99.811767] lkdtm: Performing direct entry WARNING_MESSAGE # [ 99.818175] ------------[ cut here ]------------ # [ 99.825832] WARNING: CPU: 2 PID: 897 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 99.837761] Warning message trigger count: 2 # [ 99.845000] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 99.876553] CPU: 2 PID: 897 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 99.887030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.896420] Backtrace: # [ 99.901750] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.912166] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 99.920694] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.930866] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.940684] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfcb8 # [ 99.951295] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.961633] r7:00000058 r6:c1acfcb8 r5:c1acfcd4 r4:c6332000 # [ 99.970165] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 99.981804] r9:c1acf608 r8:c15e7d40 r7:c6333f60 r6:00000010 r5:c5dd8000 r4:00000003 # [ 99.992411] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.003885] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.014753] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.025525] r9:c6333f60 r8:c5308d80 r7:00000010 r6:b6dba000 r5:c5c40140 r4:c0c2d4e8 # [ 100.036138] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.046825] r9:c07f4a6c r8:c6333f60 r7:c2816000 r6:b6dba000 r5:c5c40140 r4:00000000 # [ 100.057432] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.067430] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c6332000 r5:c5c40140 # [ 100.078117] r4:c5c40140 # [ 100.083520] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.093517] r9:c6332000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000010 r4:00000010 # [ 100.104126] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.114551] Exception stack(0xc6333fa8 to 0xc6333ff0) # [ 100.122469] 3fa0: 00000010 00000010 00000001 b6dba000 00000010 00000000 # [ 100.133511] 3fc0: 00000010 00000010 b6f01e00 00000004 00000001 00000000 00020000 beca7a54 # [ 100.144545] 3fe0: 00000004 beca7788 b6e6f94f b6df5c66 # [ 100.152527] irq event stamp: 0 # [ 100.158386] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.166874] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 100.177227] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 100.187553] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.195991] ---[ end trace 580a4f9388be6d6b ]--- # WARNING_MESSAGE: saw 'message trig[ 100.542705] lkdtm: Performing direct entry EXCEPTION ger': ok ok 4 selftests: lkdtm: [ 100.550680] 8<--- cut here --- WARNING_MESSAGE.sh # selftests: [ 100.556425] Unable to handle kernel NULL pointer dereference at virtual address 00000000 lkdtm: EXCEPTION.sh [ 100.567408] pgd = 6497ffd7 [ 100.572024] [00000000] *pgd=00000000 [ 100.575670] Internal error: Oops: 805 [#2] SMP ARM [ 100.580479] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 100.609488] CPU: 2 PID: 929 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 100.617150] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.623696] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 100.628150] LR is at lkdtm_do_action+0x2c/0x4c [ 100.632600] pc : [] lr : [] psr: a00e0013 [ 100.638874] sp : c5bffe58 ip : c5bffe68 fp : c5bffe64 [ 100.644103] r10: 0000000a r9 : c1acf618 r8 : c15e7d40 [ 100.649332] r7 : c5bfff60 r6 : 0000000a r5 : c5dd8000 r4 : 00000004 [ 100.655863] r3 : 00000000 r2 : 5a2908be r1 : ef7ab5e0 r0 : c15e7d60 [ 100.662398] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 100.669538] Control: 10c5387d Table: 1653c04a DAC: 00000051 [ 100.675291] Process cat (pid: 929, stack limit = 0x54658267) [ 100.680956] Stack: (0xc5bffe58 to 0xc5c00000) [ 100.685321] fe40: c5bffe74 c5bffe68 [ 100.693507] fe60: c0c2d108 c0c2d738 c5bffe9c c5bffe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c40c80 [ 100.701694] fe80: b6e3f000 0000000a c5308d80 c5bfff60 c5bffec4 c5bffea0 c07f4ad0 c0c2d4f4 [ 100.709879] fea0: 00000000 c5c40c80 b6e3f000 c2816000 c5bfff60 c07f4a6c c5bfff5c c5bffec8 [ 100.718065] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c5bfe000 [ 100.726250] fee0: b6e3f000 00020000 00000004 0000000a 0001fff6 c5bffee0 00000001 b6e3e000 [ 100.734435] ff00: c5c47400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.742622] ff20: 00000000 00000000 c139e9b0 5a2908be c205ca60 c5c40c80 c5c40c80 c5bfe000 [ 100.750808] ff40: b6e3f000 00000000 00000000 00000004 c5bfff94 c5bfff60 c059872c c0598098 [ 100.758992] ff60: 00000000 00000000 c5bfffac 5a2908be 0000000a 0000000a b6f86e00 00000004 [ 100.767177] ff80: c03002e4 c5bfe000 c5bfffa4 c5bfff98 c05987bc c05986c4 00000000 c5bfffa8 [ 100.775360] ffa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 [ 100.783547] ffc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 be9bfa54 [ 100.791732] ffe0: 00000004 be9bf788 b6ef494f b6e7ac66 800e0030 00000001 00000000 00000000 [ 100.799910] Backtrace: [ 100.802376] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.810478] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.818498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.826425] r9:c5bfff60 r8:c5308d80 r7:0000000a r6:b6e3f000 r5:c5c40c80 r4:c0c2d4e8 [ 100.834183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.842023] r9:c07f4a6c r8:c5bfff60 r7:c2816000 r6:b6e3f000 r5:c5c40c80 r4:00000000 [ 100.849779] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.856923] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5bfe000 r5:c5c40c80 [ 100.864756] r4:c5c40c80 [ 100.867300] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.874444] r9:c5bfe000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:0000000a r4:0000000a [ 100.882198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.889771] Exception stack(0xc5bfffa8 to 0xc5bffff0) [ 100.894830] ffa0: 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 [ 100.903014] ffc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 be9bfa54 [ 100.911197] ffe0: 00000004 be9bf788 b6ef494f b6e7ac66 [ 100.916258] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 100.922434] ---[ end trace 580a4f9388be6d6c ]--- # Segmentation fault # [ 100.542705] lkdtm: Performing direct entry EXCEPTION # [ 100.550680] 8<--- cut here --- # [ 100.556425] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 100.567408] pgd = 6497ffd7 # [ 100.572024] [00000000] *pgd=00000000 # [ 100.575670] Internal error: Oops: 805 [#2] SMP ARM # [ 100.580479] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 100.609488] CPU: 2 PID: 929 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 100.617150] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.623696] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 100.628150] LR is at lkdtm_do_action+0x2c/0x4c # [ 100.632600] pc : [] lr : [] psr: a00e0013 # [ 100.638874] sp : c5bffe58 ip : c5bffe68 fp : c5bffe64 # [ 100.644103] r10: 0000000a r9 : c1acf618 r8 : c15e7d40 # [ 100.649332] r7 : c5bfff60 r6 : 0000000a r5 : c5dd8000 r4 : 00000004 # [ 100.655863] r3 : 00000000 r2 : 5a2908be r1 : ef7ab5e0 r0 : c15e7d60 # [ 100.662398] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.669538] Control: 10c5387d Table: 1653c04a DAC: 00000051 # [ 100.675291] Process cat (pid: 929, stack limit = 0x54658267) # [ 100.680956] Stack: (0xc5bffe58 to 0xc5c00000) # [ 100.685321] fe40: c5bffe74 c5bffe68 # [ 100.693507] fe60: c0c2d108 c0c2d738 c5bffe9c c5bffe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c40c80 # [ 100.701694] fe80: b6e3f000 0000000a c5308d80 c5bfff60 c5bffec4 c5bffea0 c07f4ad0 c0c2d4f4 # [ 100.709879] fea0: 00000000 c5c40c80 b6e3f000 c2816000 c5bfff60 c07f4a6c c5bfff5c c5bffec8 # [ 100.718065] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c5bfe000 # [ 100.726250] fee0: b6e3f000 00020000 00000004 0000000a 0001fff6 c5bffee0 00000001 b6e3e000 # [ 100.734435] ff00: c5c47400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.742622] ff20: 00000000 00000000 c139e9b0 5a2908be c205ca60 c5c40c80 c5c40c80 c5bfe000 # [ 100.750808] ff40: b6e3f000 00000000 00000000 00000004 c5bfff94 c5bfff60 c059872c c0598098 # [ 100.758992] ff60: 00000000 00000000 c5bfffac 5a2908be 0000000a 0000000a b6f86e00 00000004 # [ 100.767177] ff80: c03002e4 c5bfe000 c5bfffa4 c5bfff98 c05987bc c05986c4 00000000 c5bfffa8 # [ 100.775360] ffa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 # [ 100.783547] ffc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 be9bfa54 # [ 100.791732] ffe0: 00000004 be9bf788 b6ef494f b6e7ac66 800e0030 00000001 00000000 00000000 # [ 100.799910] Backtrace: # [ 100.802376] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.810478] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.818498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.826425] r9:c5bfff60 r8:c5308d80 r7:0000000a r6:b6e3f000 r5:c5c40c80 r4:c0c2d4e8 # [ 100.834183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.842023] r9:c07f4a6c r8:c5bfff60 r7:c2816000 r6:b6e3f000 r5:c5c40c80 r4:00000000 # [ 100.849779] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.856923] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5bfe000 r5:c5c40c80 # [ 100.864756] r4:c5c40c80 # [ 100.867300] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.874444] r9:c5bfe000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:0000000a r4:0000000a # [ 100.882198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.889771] Exception stack(0xc5bfffa8 to 0xc5bffff0) # [ 100.894830] ffa0: 0000000a 0000000a 00000001 b6e3f000 0000000a 00000000 # [ 100.903014] ffc0: 0000000a 0000000a b6f86e00 00000004 00000001 00000000 00020000 be9bfa54 # [ 100.911197] ffe0: 00000004 be9bf788 b6ef494f b6e7ac66 # [ 100.916258] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 100.922434] ---[ end trace 580a4f9388be6d6c ]--- # 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 [ 102.121138] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 102.126735] lkdtm: attempting good list addition [ 102.131464] lkdtm: attempting corrupted list addition [ 102.136533] lkdtm: list_add() corruption not detected! # [ 102.121138] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 102.126735] lkdtm: attempting good list addition # [ 102.131464] lkdtm: attempting corrupted list addition # [ 102.136533] 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 [ 102.470538] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 102.476207] lkdtm: attempting good list removal [ 102.480947] lkdtm: attempting corrupted list removal [ 102.485950] lkdtm: list_del() corruption not detected! # [ 102.470538] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 102.476207] lkdtm: attempting good list removal # [ 102.480947] lkdtm: attempting corrupted list removal # [ 102.485950] 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 [ 102.823244] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 102.829532] lkdtm: attempting bad read from page below current stack [ 102.836127] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 102.823244] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 102.829532] lkdtm: attempting bad read from page below current stack # [ 102.836127] 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 [ 103.160959] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 103.167334] lkdtm: attempting bad read from page above current stack [ 103.173963] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 103.160959] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 103.167334] lkdtm: attempting bad read from page above current stack # [ 103.173963] 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 [ 103.526967] lkdtm: Performing direct entry UNSET_SMEP [ 103.532203] lkdtm: XFAIL: this test is x86_64-only # [ 103.526967] lkdtm: Performing direct entry UNSET_SMEP # [ 103.532203] 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 [ 103.868232] lkdtm: Performing direct entry DOUBLE_FAULT [ 103.873532] lkdtm: XFAIL: this test is ia32-only # [ 103.868232] lkdtm: Performing direct entry DOUBLE_FAULT # [ 103.873532] 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 [ 104.202547] lkdtm: Performing direct entry CORRUPT_PAC [ 104.207707] lkdtm: XFAIL: this test is arm64-only # [ 104.202547] lkdtm: Performing direct entry CORRUPT_PAC # [ 104.207707] 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 [ 104.538566] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 104.545276] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 104.538566] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 104.545276] 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 [ 105.245921] lkdtm: Performing direct entry READ_AFTER_FREE [ 105.251675] lkdtm: Value in memory before free: 12345678 [ 105.257032] lkdtm: Attempting bad read from freed memory [ 105.262403] lkdtm: Memory was not poisoned # [ 105.245921] lkdtm: Performing direct entry READ_AFTER_FREE # [ 105.251675] lkdtm: Value in memory before free: 12345678 # [ 105.257032] lkdtm: Attempting bad read from freed memory # [ 105.262403] 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 [ 105.778298] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 105.784378] lkdtm: Value in memory before free: 12345678 [ 105.789703] lkdtm: Attempting to read from freed memory [ 105.795013] lkdtm: Buddy page was not poisoned # [ 105.778298] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 105.784378] lkdtm: Value in memory before free: 12345678 # [ 105.789703] lkdtm: Attempting to read from freed memory # [ 105.795013] 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 [ 106.110668] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 106.116273] lkdtm: Attempting double slab free ... # [ 106.110668] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 106.116273] 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 [ 106.449298] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 106.454901] lkdtm: Attempting cross-cache slab free ... # [ 106.449298] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 106.454901] 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 [ 106.777276] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 106.782786] lkdtm: Attempting non-Slab slab free ... # [ 106.777276] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 106.782786] 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 [ 107.880530] lkdtm: Performing direct entry EXEC_DATA [ 107.885591] lkdtm: attempting ok execution at c0c2de78 [ 107.890891] lkdtm: attempting bad execution at c26f774c [ 107.896162] 8<--- cut here --- [ 107.899243] Unable to handle kernel paging request at virtual address c26f774c [ 107.906491] pgd = baed7996 [ 107.909223] [c26f774c] *pgd=1261141e(bad) [ 107.913288] Internal error: Oops: 8000000d [#3] SMP ARM [ 107.918537] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 107.947814] CPU: 2 PID: 1772 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 107.955579] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.962150] PC is at data_area+0x0/0x40 [ 107.966023] LR is at execute_location+0xa4/0xb4 [ 107.970576] pc : [] lr : [] psr: 600e0013 [ 107.976865] sp : c46efe38 ip : 00000027 fp : c46efe54 [ 107.982112] r10: 0000000a r9 : c1acf7fc r8 : c15e7d40 [ 107.987359] r7 : c46eff60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 [ 107.993907] r3 : 88809f2c r2 : 88809f2c r1 : ef7ab5e4 r0 : 0000002b [ 108.000459] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.007619] Control: 10c5387d Table: 1646404a DAC: 00000051 [ 108.013389] Process cat (pid: 1772, stack limit = 0xffd30108) [ 108.019158] Stack: (0xc46efe38 to 0xc46f0000) [ 108.023542] fe20: 0000001f c62b2000 [ 108.031753] fe40: 0000000a c46eff60 c46efe64 c46efe58 c1389394 c1389190 c46efe74 c46efe68 [ 108.039961] fe60: c0c2d108 c138937c c46efe9c c46efe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5976a00 [ 108.048170] fe80: b6dd5000 0000000a c5308d80 c46eff60 c46efec4 c46efea0 c07f4ad0 c0c2d4f4 [ 108.056379] fea0: 00000000 c5976a00 b6dd5000 c2816000 c46eff60 c07f4a6c c46eff5c c46efec8 [ 108.064586] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c0476538 c059872c c46ee000 [ 108.072794] fee0: c030da90 ffffe000 c46eff1c c46efef8 c0476538 c030f30c ffffe000 c03002e4 [ 108.081003] ff00: c46eff34 c46eff10 c030e238 c030f2dc c46ee000 00000000 ffffe000 c205ca60 [ 108.089211] ff20: 00000000 c0301210 c46eff6c 88809f2c c030f364 c5976a00 c5976a00 c46ee000 [ 108.097419] ff40: b6dd5000 00000000 00000000 00000004 c46eff94 c46eff60 c059872c c0598098 [ 108.105626] ff60: 00000000 00000000 c0475fbc 88809f2c 0000000a 0000000a b6f1ce00 00000004 [ 108.113834] ff80: c03002e4 c46ee000 c46effa4 c46eff98 c05987bc c05986c4 00000000 c46effa8 [ 108.122042] ffa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 [ 108.130250] ffc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 beaa7a54 [ 108.138459] ffe0: 00000004 beaa7788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 [ 108.146654] Backtrace: [ 108.149154] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 108.157364] r7:c46eff60 r6:0000000a r5:c62b2000 r4:0000001f [ 108.163069] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.171198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.179245] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.187194] r9:c46eff60 r8:c5308d80 r7:0000000a r6:b6dd5000 r5:c5976a00 r4:c0c2d4e8 [ 108.194978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.202841] r9:c07f4a6c r8:c46eff60 r7:c2816000 r6:b6dd5000 r5:c5976a00 r4:00000000 [ 108.210618] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.217785] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c46ee000 r5:c5976a00 [ 108.225635] r4:c5976a00 [ 108.228201] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.235367] r9:c46ee000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000a r4:0000000a [ 108.243145] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.250735] Exception stack(0xc46effa8 to 0xc46efff0) [ 108.255815] ffa0: 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 [ 108.264022] ffc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 beaa7a54 [ 108.272225] ffe0: 00000004 beaa7788 b6e8a94f b6e10c66 [ 108.277309] Code: 00000000 c43fe0c0 c43fe180 c43fe240 (e1a0c00d) [ 108.283435] ---[ end trace 580a4f9388be6d6d ]--- # Segmentation fault # [ 107.880530] lkdtm: Performing direct entry EXEC_DATA # [ 107.885591] lkdtm: attempting ok execution at c0c2de78 # [ 107.890891] lkdtm: attempting bad execution at c26f774c # [ 107.896162] 8<--- cut here --- # [ 107.899243] Unable to handle kernel paging request at virtual address c26f774c # [ 107.906491] pgd = baed7996 # [ 107.909223] [c26f774c] *pgd=1261141e(bad) # [ 107.913288] Internal error: Oops: 8000000d [#3] SMP ARM # [ 107.918537] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 107.947814] CPU: 2 PID: 1772 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 107.955579] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.962150] PC is at data_area+0x0/0x40 # [ 107.966023] LR is at execute_location+0xa4/0xb4 # [ 107.970576] pc : [] lr : [] psr: 600e0013 # [ 107.976865] sp : c46efe38 ip : 00000027 fp : c46efe54 # [ 107.982112] r10: 0000000a r9 : c1acf7fc r8 : c15e7d40 # [ 107.987359] r7 : c46eff60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 # [ 107.993907] r3 : 88809f2c r2 : 88809f2c r1 : ef7ab5e4 r0 : 0000002b # [ 108.000459] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.007619] Control: 10c5387d Table: 1646404a DAC: 00000051 # [ 108.013389] Process cat (pid: 1772, stack limit = 0xffd30108) # [ 108.019158] Stack: (0xc46efe38 to 0xc46f0000) # [ 108.023542] fe20: 0000001f c62b2000 # [ 108.031753] fe40: 0000000a c46eff60 c46efe64 c46efe58 c1389394 c1389190 c46efe74 c46efe68 # [ 108.039961] fe60: c0c2d108 c138937c c46efe9c c46efe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5976a00 # [ 108.048170] fe80: b6dd5000 0000000a c5308d80 c46eff60 c46efec4 c46efea0 c07f4ad0 c0c2d4f4 # [ 108.056379] fea0: 00000000 c5976a00 b6dd5000 c2816000 c46eff60 c07f4a6c c46eff5c c46efec8 # [ 108.064586] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c0476538 c059872c c46ee000 # [ 108.072794] fee0: c030da90 ffffe000 c46eff1c c46efef8 c0476538 c030f30c ffffe000 c03002e4 # [ 108.081003] ff00: c46eff34 c46eff10 c030e238 c030f2dc c46ee000 00000000 ffffe000 c205ca60 # [ 108.089211] ff20: 00000000 c0301210 c46eff6c 88809f2c c030f364 c5976a00 c5976a00 c46ee000 # [ 108.097419] ff40: b6dd5000 00000000 00000000 00000004 c46eff94 c46eff60 c059872c c0598098 # [ 108.105626] ff60: 00000000 00000000 c0475fbc 88809f2c 0000000a 0000000a b6f1ce00 00000004 # [ 108.113834] ff80: c03002e4 c46ee000 c46effa4 c46eff98 c05987bc c05986c4 00000000 c46effa8 # [ 108.122042] ffa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 # [ 108.130250] ffc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 beaa7a54 # [ 108.138459] ffe0: 00000004 beaa7788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 # [ 108.146654] Backtrace: # [ 108.149154] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 108.157364] r7:c46eff60 r6:0000000a r5:c62b2000 r4:0000001f # [ 108.163069] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.171198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.179245] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.187194] r9:c46eff60 r8:c5308d80 r7:0000000a r6:b6dd5000 r5:c5976a00 r4:c0c2d4e8 # [ 108.194978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.202841] r9:c07f4a6c r8:c46eff60 r7:c2816000 r6:b6dd5000 r5:c5976a00 r4:00000000 # [ 108.210618] [] (vfs_write)[ 108.705684] lkdtm: Performing direct entry EXEC_STACK from [] (ksys_write+0x[ 108.712059] lkdtm: attempting ok execution at c0c2de78 74/0xec) # [ 108.217785] r10:0[ 108.720069] lkdtm: attempting bad execution at c5db1e0c 0000004 r9:00000000 r8:00000000 r[ 108.728137] 8<--- cut here --- 7:b6dd500[0 r160:8c.4763e4e0020] Unable to handle kernel paging request at virtual address c5db1e0c 0 r5:c5976a00[ #1 0[8. 7 4120980] pgd = 5953bcfb .225635] r4:c5976a00 [# [1 08.747595] [c5db1e0c] *pgd=15c1141e(bad) 108.228201] [7]53951] Internal error: Oops: 8000000d [#4] SMP ARM (ksys_write) from [] (s[ 108.761256] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 ys_write+0x18/0x1c[) 1#0 8[. 792959] CPU: 2 PID: 1848 Comm: cat Tainted: G D W 5.10.131-cip13 #1 108.23[5 3 6170]8. 8 0r298:6c54]6Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ee000 r8:c03002e[4 r170:80.08010960] PC is at 0xc5db1e0c 0004 r6:b6f1ce00 r5:00[0 0 010008.816187] LR is at execute_location+0xa4/0xb4 r4:000[0 0 0100a8. 8#2 3[0 5 21 pc : [] lr : [] psr: 600e0013 08.243145][ [ <1c008.58938079a64] sp : c5db1de8 ip : 00000027 fp : c5db1e04 >] (sys_wri[t e )1 0f8r.o8m3 7[9<6] r10: 0000000b r9 : c1acf808 r8 : c15e7d40 c03000c[0 > ]1 0(8r.e8t4_4f9a7s1t r7 : c5db1f60 r6 : 00000001 r5 : c5db1e0c r4 : c0c2de78 _syscall[+ 0 x100/80.x82583)14 5] r3 : e6a96152 r2 : e6a96152 r1 : ef7ab5e4 r0 : 0000002b [ 108.2507[3 5 ]1 0E8x.c8e6p1t409] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none on stack(0x[c 4 61e0f8f.a887 0t4o2] Control: 10c5387d Table: 1633804a DAC: 00000051 0xc46efff0) [ # 1[0 8 .180788.19] Process cat (pid: 1848, stack limit = 0x51e10fd2) 255815] ffa[0 : 1 0 8 . 8 8 5 6 1] Stack: (0xc5db1de8 to 0xc5db2000) 00000[0 0 a1 0080.08090853] 1de0: c5db0000 c5be6000 0000000b c5db1f60 c5db1e64 c5db1e08 00a 00000001 b6[d d 5100080. 9000024] 1e00: c13893d0 c1389190 c5db1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 00000a 00000000[ # 1[0 8 .19012196] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 .264022] ffc0:[ 0 0100080.0902a2453] 1e40: e3a02040 e3a01d33 e5930018 e6a96152 0000000b 00000020 c5db1e74 c5db1e68 0000000a b6f1[c e 0100 80.090302025] 1e60: c0c2d108 c13893a4 c5db1e9c c5db1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c2e140 004 00000001 0[0 0 0100080.09 402710] 1e80: b6e09000 0000000b c5308d80 c5db1f60 c5db1ec4 c5db1ea0 c07f4ad0 c0c2d4f4 020000 beaa7a54[ #1 0[8 . 9150881] 1ea0: 00000000 c5c2e140 b6e09000 c2816000 c5db1f60 c07f4a6c c5db1f5c c5db1ec8 8.272225] ffe0: 0[0 0 0100080.49 3055] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c5db0000 beaa7788 b6e8a94[f b160e81.09c73313] 1ee0: b6e09000 00020000 00000004 0000000b 0001fff5 c5db1ee0 00000001 b6e08000 6 # [ 108.27[7 3 0190]8 .C9o8d3570] 1f00: c5d50b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : 00000000 c43fe0[c 0 1c0483.f9e3743] 1f20: 00000000 00000000 c139e9b0 e6a96152 c205ca60 c5c2e140 c5c2e140 c5db0000 180 c43fe240 ([e 1 a100c90.00d0)4000] 1f40: b6e09000 00000000 00000000 00000004 c5db1f94 c5db1f60 c059872c c0598098 # [ 108.283[4 3 51]0 9-.-0-1[4172] 1f60: 00000000 00000000 c5db1fac e6a96152 0000000b 0000000b b6f50e00 00000004 end trace 5[8 0 a140f99.308284b3e3] 1f80: c03002e4 c5db0000 c5db1fa4 c5db1f98 c05987bc c05986c4 00000000 c5db1fa8 6d6d ]--- # E[X E C1_0D9A.T0A3:4342] 1fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e09000 0000000b 00000000 missing 'call [t r a1c0e9:.'0:4 4515] 1fc0: 0000000b 0000000b b6f50e00 00000004 00000001 00000000 00020000 beaa0a54 FAIL] not ok [3 0 1s0e9l.f0t5e4685] 1fe0: 00000004 beaa0788 b6ebe94f b6e44c66 800e0030 00000001 00000000 00000000 ts: lkdtm: E[X E C1_0D9A.T0A6.4s851] Backtrace: # exit=1 # selftest[s : 1l0k9d069216] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) tm: EXEC_STACK.[s h 1 09.079731] r7:c5db1f60 r6:0000000b r5:c5be6000 r4:c5db0000 [ 109.087043] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.095224] r4:00000020 [ 109.097769] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.105787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.113711] r9:c5db1f60 r8:c5308d80 r7:0000000b r6:b6e09000 r5:c5c2e140 r4:c0c2d4e8 [ 109.121467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.129305] r9:c07f4a6c r8:c5db1f60 r7:c2816000 r6:b6e09000 r5:c5c2e140 r4:00000000 [ 109.137057] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.144202] r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c5db0000 r5:c5c2e140 [ 109.152035] r4:c5c2e140 [ 109.154578] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.161724] r9:c5db0000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:0000000b r4:0000000b [ 109.169480] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.177057] Exception stack(0xc5db1fa8 to 0xc5db1ff0) [ 109.182119] 1fa0: 0000000b 0000000b 00000001 b6e09000 0000000b 00000000 [ 109.190305] 1fc0: 0000000b 0000000b b6f50e00 00000004 00000001 00000000 00020000 beaa0a54 [ 109.198489] 1fe0: 00000004 beaa0788 b6ebe94f b6e44c66 [ 109.203552] Code: c5db1e08 c13893d0 c1389190 c5db1e6c (e1a0c00d) [ 109.209656] ---[ end trace 580a4f9388be6d6e ]--- # Segmentation fault # [ 108.705684] lkdtm: Performing direct entry EXEC_STACK # [ 108.712059] lkdtm: attempting ok execution at c0c2de78 # [ 108.720069] lkdtm: attempting bad execution at c5db1e0c # [ 108.728137] 8<--- cut here --- # [ 108.734022] Unable to handle kernel paging request at virtual address c5db1e0c # [ 108.742980] pgd = 5953bcfb # [ 108.747595] [c5db1e0c] *pgd=15c1141e(bad) # [ 108.753951] Internal error: Oops: 8000000d [#4] SMP ARM # [ 108.761256] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 108.792959] CPU: 2 PID: 1848 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 108.802865] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.810960] PC is at 0xc5db1e0c # [ 108.816187] LR is at execute_location+0xa4/0xb4 # [ 108.823052] pc : [] lr : [] psr: 600e0013 # [ 108.830967] sp : c5db1de8 ip : 00000027 fp : c5db1e04 # [ 108.837926] r10: 0000000b r9 : c1acf808 r8 : c15e7d40 # [ 108.844971] r7 : c5db1f60 r6 : 00000001 r5 : c5db1e0c r4 : c0c2de78 # [ 108.853145] r3 : e6a96152 r2 : e6a96152 r1 : ef7ab5e4 r0 : 0000002b # [ 108.861409] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.870452] Control: 10c5387d Table: 1633804a DAC: 00000051 # [ 108.878019] Process cat (pid: 1848, stack limit = 0x51e10fd2) # [ 108.885671] Stack: (0xc5db1de8 to 0xc5db2000) # [ 108.891853] 1de0: c5db0000 c5be6000 0000000b c5db1f60 c5db1e64 c5db1e08 # [ 108.902024] 1e00: c13893d0 c1389190 c5db1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 108.912196] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 # [ 108.922453] 1e40: e3a02040 e3a01d33 e5930018 e6a96152 0000000b 00000020 c5db1e74 c5db1e68 # [ 108.932625] 1e60: c0c2d108 c13893a4 c5db1e9c c5db1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c2e140 # [ 108.942710] 1e80: b6e09000 0000000b c5308d80 c5db1f60 c5db1ec4 c5db1ea0 c07f4ad0 c0c2d4f4 # [ 108.952881] 1ea0: 00000000 c5c2e140 b6e09000 c2816000 c5db1f60 c07f4a6c c5db1f5c c5db1ec8 # [ 108.963055] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c5db0000 # [ 108.973313] 1ee0: b6e09000 00020000 00000004 0000000b 0001fff5 c5db1ee0 00000001 b6e08000 # [ 108.983570] 1f00: c5d50b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.993743] 1f20: 00000000 00000000 c139e9b0 e6a96152 c205ca60 c5c2e140 c5c2e140 c5db0000 # [ 109.004000] 1f40: b6e09000 00000000 00000000 00000004 c5db1f94 c5db1f60 c059872c c0598098 # [ 109.014172] 1f60: 00000000 00000000 c5db1fac e6a96152 0000000b 0000000b b6f50e00 00000004 # [ 109.024343] 1f80: c03002e4 c5db0000 c5db1fa4 c5db1f98 c05987bc c05986c4 00000000 c5db1fa8 # [ 109.034342] 1fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e09000 0000000b 00000000 # [ 109.044515] 1fc0: 0000000b 0000000b b6f50e00 00000004 00000001 00000000 00020000 beaa0a54 # [ 109.054685] 1fe0: 00000004 beaa0788 b6ebe94f b6e44c66 800e0030 00000001 00000000 00000000 # [ 109.064851] Backtrace: # [ 109.069216] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 109.079731] r7:c5db1f60 r6:0000000b r5:c5be6000 r4:c5db0000 # [ 109.087043] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.095224] r4:00000020 # [ 109.097769] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.105787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.113711] r9:c5db1f60 r8:c5308d80 r7:0000000b r6:b6e09000 r5:c5c2e140 r4:c0c2d4e8 # [ 109.121467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.129305] r9:c07f4a6c r8:c5db1f60 r7:c28[ 109.625369] lkdtm: Performing direct entry EXEC_KMALLOC 16000 r6:b6e09000 r5:c5c2e140 r4:[ 109.633078] lkdtm: attempting ok execution at c0c2de78 00000000 # [ 109.137057] [] (vfs_write) from [] (ksys_write+0x[7 4 /100x9e.c654959] Unable to handle kernel paging request at virtual address c5d851c0 # [ 109.144202] [ r 1100:90.064361] pgd = 585c70e9 000004 r9:00000000 r8:00000000 r7[ 109.669245] [c5d851c0] *pgd=15c1141e(bad) :b6e09000 r6:c5db0000 r5:c5[c 2 e09.676129] Internal error: Oops: 8000000d [#5] SMP ARM 140 # [ 109.152035] r4:c5c2e14[ 109.683873] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 0 # [ 109.154578] [] [ 109.715590] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.131-cip13 #1 (ksys_write) fro[ m 1[0<9c.07529191] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 87bc>] (sys_write+0x18/0x1[c ) 109.734730] PC is at 0xc5d851c0 # [ 109.161724] r9:c5db0000 r[8 109.740400] LR is at execute_location+0xa4/0xb4 :c03002e4 r7:00000004 [r 6 :1b096747618] pc : [] lr : [] psr: 600e0013 f50e00 r5:0000000b[ r 41:0090.0756144] sp : c653de30 ip : 00000027 fp : c653de4c 000b # [ 109[. 1 6190498.07]6 3545] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 ] (sys_wr[i t e1)0 9f.r70778] r7 : c653df60 r6 : 00000001 r5 : c5d851c0 r4 : c0c2de78 om [] (ret_[f a s1t0_9s779480] r3 : 2cbe0404 r2 : 2cbe0404 r1 : ef7965e4 r0 : 0000002b yscall+0x0/0x28) # [ 1[ 0 91.01.788270] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 77057] Exception stack[( 0 x1c059.797754] Control: 10c5387d Table: 1662004a DAC: 00000051 b1fa8 to 0xc5db1ff0)[ #1 0[9 .805849] Process cat (pid: 1927, stack limit = 0xf4b396d6) 109.182119] 1fa0:[ 1 0 9 . 8 3856] Stack: (0xc653de30 to 0xc653e000) 0000000b 0000000b[ 0 109.820311] de20: c5d851c0 c5f05000 0000000d c653df60 000001 b6e09000 0000000b 0000000[ 109.831100] de40: c653de64 c653de50 c0c2dec8 c1389190 00000021 c5f05000 c653de74 c653de68 # [ 109.190305] 1fc0: 0000000b 109.842059] de60: c0c2d108 c0c2de9c c653de9c c653de78 c0c2d608 c0c2d0e8 c0c2d4e8 c4718f00 0000000b b6f50e00 00000004 0000[ 109.853019] de80: b6e9d000 0000000d c5308d80 c653df60 c653dec4 c653dea0 c07f4ad0 c0c2d4f4 001 00000000 00020000 beaa0a[5 4 109.863979] dea0: 00000000 c4718f00 b6e9d000 c2816000 c653df60 c07f4a6c c653df5c c653dec8 # [ 109.198489] 1fe0: 00000[0 0109.874767] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c653c000 4 beaa0788 b6ebe94f b6e44c66 [# 109.885556] dee0: b6e9d000 00020000 00000004 0000000d 0001fff3 c653dee0 00000001 b6e9c000 [ 109.203552] Code: c5db1e0[8 109.896427] df00: c5b72a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 13893d0 c1389190 c5db1e6c (e1a0c[ 109.907217] df20: 00000000 00000000 c139e9b0 2cbe0404 c205ca60 c4718f00 c4718f00 c653c000 0d) # [ 109.209656] ---[ en[d 109.918175] df40: b6e9d000 00000000 00000000 00000004 c653df94 c653df60 c059872c c0598098 trace 580a4f9388be6d6e ]--- # [E 109.929048] df60: 00000000 00000000 c653dfac 2cbe0404 0000000d 0000000d b6fe4e00 00000004 [ 109.939920] df80: c03002e4 c653c000 c653dfa4 c653df98 c05987bc c05986c4 00000000 c653dfa8 XEC_STACK: missing 'call trace:':[ 109.948130] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e9d000 0000000d 00000000 [FAIL] not ok 31 selftests: [l 109.959167] dfc0: 0000000d 0000000d b6fe4e00 00000004 00000001 00000000 00020000 bee45a54 dtm: EXEC_STACK.sh # exit=1 [# 109.970038] dfe0: 00000004 bee45788 b6f5294f b6ed8c66 800e0030 00000001 00000000 00000000 selftests: lkdtm: EXEC_KMAL[L O C09.980811] Backtrace: .sh [ 109.985817] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 109.994672] r7:c653df60 r6:0000000d r5:c5f05000 r4:c5d851c0 [ 110.000373] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.008747] r5:c5f05000 r4:00000021 [ 110.012362] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.020407] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.028356] r9:c653df60 r8:c5308d80 r7:0000000d r6:b6e9d000 r5:c4718f00 r4:c0c2d4e8 [ 110.036138] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.043999] r9:c07f4a6c r8:c653df60 r7:c2816000 r6:b6e9d000 r5:c4718f00 r4:00000000 [ 110.051776] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.058943] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c653c000 r5:c4718f00 [ 110.066792] r4:c4718f00 [ 110.069358] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.076524] r9:c653c000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:0000000d r4:0000000d [ 110.084304] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.091893] Exception stack(0xc653dfa8 to 0xc653dff0) [ 110.096974] dfa0: 0000000d 0000000d 00000001 b6e9d000 0000000d 00000000 [ 110.105182] dfc0: 0000000d 0000000d b6fe4e00 00000004 00000001 00000000 00020000 bee45a54 [ 110.113384] dfe0: 00000004 bee45788 b6f5294f b6ed8c66 [ 110.118467] Code: eff0de20 eff0de40 eff0de60 eff0de80 (e1a0c00d) [ 110.124594] ---[ end trace 580a4f9388be6d6f ]--- # Segmentation fault # [ 109.625369] lkdtm: Performing direct entry EXEC_KMALLOC # [ 109.633078] lkdtm: attempting ok execution at c0c2de78 # [ 109.641020] lkdtm: attempting bad execution at c5d851c0 # [ 109.649058] 8<--- cut here --- # [ 109.654959] Unable to handle kernel paging request at virtual address c5d851c0 # [ 109.664361] pgd = 585c70e9 # [ 109.669245] [c5d851c0] *pgd=15c1141e(bad) # [ 109.676129] Internal error: Oops: 8000000d [#5] SMP ARM # [ 109.683873] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 109.715590] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 109.726191] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.734730] PC is at 0xc5d851c0 # [ 109.740400] LR is at execute_location+0xa4/0xb4 # [ 109.747618] pc : [] lr : [] psr: 600e0013 # [ 109.756144] sp : c653de30 ip : 00000027 fp : c653de4c # [ 109.763545] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 # [ 109.770778] r7 : c653df60 r6 : 00000001 r5 : c5d851c0 r4 : c0c2de78 # [ 109.779480] r3 : 2cbe0404 r2 : 2cbe0404 r1 : ef7965e4 r0 : 0000002b # [ 109.788270] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.797754] Control: 10c5387d Table: 1662004a DAC: 00000051 # [ 109.805849] Process cat (pid: 1927, stack limit = 0xf4b396d6) # [ 109.813856] Stack: (0xc653de30 to 0xc653e000) # [ 109.820311] de20: c5d851c0 c5f05000 0000000d c653df60 # [ 109.831100] de40: c653de64 c653de50 c0c2dec8 c1389190 00000021 c5f05000 c653de74 c653de68 # [ 109.842059] de60: c0c2d108 c0c2de9c c653de9c c653de78 c0c2d608 c0c2d0e8 c0c2d4e8 c4718f00 # [ 109.853019] de80: b6e9d000 0000000d c5308d80 c653df60 c653dec4 c653dea0 c07f4ad0 c0c2d4f4 # [ 109.863979] dea0: 00000000 c4718f00 b6e9d000 c2816000 c653df60 c07f4a6c c653df5c c653dec8 # [ 109.874767] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c653c000 # [ 109.885556] dee0: b6e9d000 00020000 00000004 0000000d 0001fff3 c653dee0 00000001 b6e9c000 # [ 109.896427] df00: c5b72a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.907217] df20: 00000000 00000000 c139e9b0 2cbe0404 c205ca60 c4718f00 c4718f00 c653c000 # [ 109.918175] df40: b6e9d000 00000000 00000000 00000004 c653df94 c653df60 c059872c c0598098 # [ 109.929048] df60: 00000000 00000000 c653dfac 2cbe0404 0000000d 0000000d b6fe4e00 00000004 # [ 109.939920] df80: c03002e4 c653c000 c653dfa4 c653df98 c05987bc c05986c4 00000000 c653dfa8 # [ 109.948130] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e9d000 0000000d 00000000 # [ 109.959167] dfc0: 0000000d 0000000d b6fe4e00 00000004 00000001 00000000 00020000 bee45a54 # [ 109.970038] dfe0: 00000004 bee45788 b6f5294f b6ed8c66 800e0030 00000001 00000000 00000000 # [ 109.980811] Backtrace: # [ 109.985817] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 109.994672] r7:c653df60 r6:0000000d r5:c5f05000 r4:c5d851c0 # [ 110.000373] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.008747] r5:c5f05000 r4:00000021 # [ 110.012362] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.020407] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.028356] r9:c653df60 r8:c5308d80 r7:0000000d r6:b6e9d00[ 110.566868] lkdtm: Performing direct entry EXEC_VMALLOC 0 r5:c4718f00 r4:c0c2d4e8 # [ 1[ 110.572576] lkdtm: attempting ok execution at c0c2de78 10.036138] [] (full_pro[ 110.580456] lkdtm: attempting bad execution at f096c000 xy_write) from [[] (110.588467] 8<--- cut here --- fs_write+0x10c/0x524) # [ 110.0[ 110.594170] Unable to handle kernel paging request at virtual address f096c000 43999] r9:c07f4a6c r8:c653df60 r[ 110.604196] pgd = a9936c29 7:c2816000 r6:b6e9d000 r5:c4718f0[ 110.609714] [f096c000] *pgd=1294b811, *pte=4929265f, *ppte=4929245f 0 r4:00000000 # [ 110.051776] [[ 110.618885] Internal error: Oops: 8000000f [#6] SMP ARM ] (vfs_write) from [] (ksys_write[+ 0 x17140/.658620] CPU: 2 PID: 2004 Comm: cat Tainted: G D W 5.10.131-cip13 #1 xec) # [[ 111100..60658869144] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] r10:00000004 r9[: 0 0101000.0676882] PC is at 0xf096c000 0 r8:00000000 r7:b6e9d0[0 0 1r16.682197] LR is at execute_location+0xa4/0xb4 :c653c000 r5:[c 4 711180f.06089 62] pc : [] lr : [] psr: 600e0013 # [ 110.0[6 6 719120]. 6 9r742:35] sp : c653de30 ip : 00000027 fp : c653de4c 4718f00 #[ [1 1 01.1700.402689] r10: 0000000d r9 : c1acf824 r8 : c15e7d40 358] [.]7 1(1k2s40] r7 : c653df60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 s_write) fr[o m 1[1<0c.0751998578] r3 : 746dc982 r2 : 746dc982 r1 : ef7ab5e4 r0 : 0000002b bc>] (sys_wri[t e +101x01.87/207x38] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 1c) # [ 1[1 0 .101706.5723649]79] Control: 10c5387d Table: 166fc04a DAC: 00000051 r9:c653c000 [r 8 :1c1003.070424e47] Process cat (pid: 2004, stack limit = 0xf4b396d6) 4 r7:000000[0 4 1r160:.b765f2e240] Stack: (0xc653de30 to 0xc653e000) e00 r5:0000000d r4[: 0 0101000.0758382] de20: f096c000 c59a9000 0000000d c653df60 d # [ 110.0843[0 4 ]1 1[0<.7c60725] de40: c653de64 c653de50 c0c2defc c1389190 00000022 c59a9000 c653de74 c653de68 5987a4>] (sys_wri[t e )1 1f0r.o7m8897] de60: c0c2d108 c0c2dee0 c653de9c c653de78 c0c2d608 c0c2d0e8 c0c2d4e8 c597a280 [] ([r e t1_1f0a.s7t8_153] de80: b6e12000 0000000d c5308d80 c653df60 c653dec4 c653dea0 c07f4ad0 c0c2d4f4 syscall+0x0/0x2[8 ) 1 1#0 .[7 9 326] dea0: 00000000 c597a280 b6e12000 c2816000 c653df60 c07f4a6c c653df5c c653dec8 110.091893] Ex[c e p1t1i0o.n80 9s96] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c653c000 tack(0xc653dfa8[ t o1 100x.c8615580] dee0: b6e12000 00020000 00000004 0000000d 0001fff3 c653dee0 00000001 b6e11000 3dff0) # [ 1[1 0 .101906.987249751] df00: c5b308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfa0: [ 1 1 0 . 8 3 9 22] df20: 00000000 00000000 c139e9b0 746dc982 c205ca60 c597a280 c597a280 c653c000 0000000d 000000[0 d 101000.0800008] df40: b6e12000 00000000 00000000 00000004 c653df94 c653df60 c059872c c0598098 001 b6e9d000 00[0 0 010100d. 8060264] df60: 00000000 00000000 c653dfac 746dc982 0000000d 0000000d b6f59e00 00000004 000000 # [ [1 1 01.1100.581780235] df80: c03002e4 c653c000 c653dfa4 c653df98 c05987bc c05986c4 00000000 c653dfa8 ] dfc0: 0000000[ d 101000.080800520] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e12000 0000000d 00000000 d b6fe4e00 000[0 0 010140 .080900692] dfc0: 0000000d 0000000d b6f59e00 00000004 00000001 00000000 00020000 be9b1a54 0001 00000000 0[0 0 2101000.09 0b864] dfe0: 00000004 be9b1788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 ee45a54 # [ [1 1 01.1101.393181030] Backtrace: ] dfe0: 00000004 bee45788 b6f5294[ 110.915492] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) f b6ed8c66 # [ 1[1 0 .111108.4926780] r7:c653df60 r6:0000000d r5:c59a9000 r4:f096c000 7] Code: eff0de20 eff0[d e 4101 0.934609] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) ff0de60 eff0[d e 8101 0(.e914a50296] r5:c59a9000 r4:00000022 00d) # [ 110.1245[9 4 ]1 1-0-.950784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ end trace 580a4f9388be6d[6 f 110.961045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) --- # EXEC_KMAL[L O C1:1 0m.i9s71470] r9:c653df60 r8:c5308d80 r7:0000000d r6:b6e12000 r5:c597a280 r4:c0c2d4e8 ing 'call trace:': [FAIL][ n1o0.981300] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) t ok 32 selftest[s : 1 1l0k.d9t9m553] r9:c07f4a6c r8:c653df60 r7:c2816000 r6:b6e12000 r5:c597a280 r4:00000000 : EXEC_KMALLOC.sh [# e1x1i1t.=001292] [] (vfs_write) from [] (ksys_write+0x74/0xec) # selftests: [l k d1t1m1:. 0E1X594] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c653c000 r5:c597a280 EC_VMALL[ O C1.1s1h.0 20414] r4:c597a280 [ 111.024254] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.031399] r9:c653c000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000d r4:0000000d [ 111.039154] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.046729] Exception stack(0xc653dfa8 to 0xc653dff0) [ 111.051791] dfa0: 0000000d 0000000d 00000001 b6e12000 0000000d 00000000 [ 111.059975] dfc0: 0000000d 0000000d b6f59e00 00000004 00000001 00000000 00020000 be9b1a54 [ 111.068158] dfe0: 00000004 be9b1788 b6ec794f b6e4dc66 [ 111.073224] Code: bad PC value [ 111.076386] ---[ end trace 580a4f9388be6d70 ]--- # Segmentation fault # [ 110.566868] lkdtm: Performing direct entry EXEC_VMALLOC # [ 110.572576] lkdtm: attempting ok execution at c0c2de78 # [ 110.580456] lkdtm: attempting bad execution at f096c000 # [ 110.588467] 8<--- cut here --- # [ 110.594170] Unable to handle kernel paging request at virtual address f096c000 # [ 110.604196] pgd = a9936c29 # [ 110.609714] [f096c000] *pgd=1294b811, *pte=4929265f, *ppte=4929245f # [ 110.618885] Internal error: Oops: 8000000f [#6] SMP ARM # [ 110.626918] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 110.658620] CPU: 2 PID: 2004 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 110.668614] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.676882] PC is at 0xf096c000 # [ 110.682197] LR is at execute_location+0xa4/0xb4 # [ 110.689062] pc : [] lr : [] psr: 600e0013 # [ 110.697235] sp : c653de30 ip : 00000027 fp : c653de4c # [ 110.704281] r10: 0000000d r9 : c1acf824 r8 : c15e7d40 # [ 110.711240] r7 : c653df60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 # [ 110.719588] r3 : 746dc982 r2 : 746dc982 r1 : ef7ab5e4 r0 : 0000002b # [ 110.727938] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.736979] Control: 10c5387d Table: 166fc04a DAC: 00000051 # [ 110.744547] Process cat (pid: 2004, stack limit = 0xf4b396d6) # [ 110.752200] Stack: (0xc653de30 to 0xc653e000) # [ 110.758382] de20: f096c000 c59a9000 0000000d c653df60 # [ 110.768725] de40: c653de64 c653de50 c0c2defc c1389190 00000022 c59a9000 c653de74 c653de68 # [ 110.778897] de60: c0c2d108 c0c2dee0 c653de9c c653de78 c0c2d608 c0c2d0e8 c0c2d4e8 c597a280 # [ 110.789153] de80: b6e12000 0000000d c5308d80 c653df60 c653dec4 c653dea0 c07f4ad0 c0c2d4f4 # [ 110.799326] dea0: 00000000 c597a280 b6e12000 c2816000 c653df60 c07f4a6c c653df5c c653dec8 # [ 110.809496] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c653c000 # [ 110.819580] dee0: b6e12000 00020000 00000004 0000000d 0001fff3 c653dee0 00000001 b6e11000 # [ 110.829751] df00: c5b308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.839922] df20: 00000000 00000000 c139e9b0 746dc982 c205ca60 c597a280 c597a280 c653c000 # [ 110.850008] df40: b6e12000 00000000 00000000 00000004 c653df94 c653df60 c059872c c0598098 # [ 110.860264] df60: 00000000 00000000 c653dfac 746dc982 0000000d 0000000d b6f59e00 00000004 # [ 110.870435] df80: c03002e4 c653c000 c653dfa4 c653df98 c05987bc c05986c4 00000000 c653dfa8 # [ 110.880520] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e12000 0000000d 00000000 # [ 110.890692] dfc0: 0000000d 0000000d b6f59e00 00000004 00000001 00000000 00020000 be9b1a54 # [ 110.900864] dfe0: 00000004 be9b1788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 # [ 110.911030] Backtrace: # [ 110.915492] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 110.926780] r7:c653df60 r6:0000000d r5:c59a9000 r4:f096c000 # [ 110.934609] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.945296] r5:c59a9000 r4:00000022 # [ 110.950784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.961045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.971470] r9:c653df60 r8:c5308d80 r7:0000000d r6:b6e1200[ 111.493511] lkdtm: Performing direct entry EXEC_RODATA 0 r5:c597a280 r4:c0c2d4e8 # [ 1[ 111.500199] lkdtm: attempting ok execution at c0c2de78 10.981300] [ ] 11(1f.508133] lkdtm: attempting bad execution at c15e7fdc ll_proxy_write) from [][ 111.515766] 8<--- cut here --- (vfs_wri[t e +101x11.05c2/105x35] Unable to handle kernel paging request at virtual address c15e7fdc 24) # [ [1 1 01.1919.15535035]00] pgd = 015b75a1 r9:c07f4a6c r8:c653df60 r7[: c 211.535029] [c15e7fdc] *pgd=1141941e(bad) 816000 r6:b6e12000 [r 5 :1c1519.741559] Internal error: Oops: 8000000d [#7] SMP ARM a280 r4:00000000 # [ 111.001292[ 111.548949] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 ] [] (vfs_[w r i1t11e.)80652] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.131-cip13 #1 from [.]5 9(0k5s7] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ys_write+0x74/0xec) # [ 111.010[ 111.598920] PC is at lkdtm_rodata_do_nothing+0x0/0x10 594] r10:0000000[4 r191:10.0606824] LR is at execute_location+0xa4/0xb4 00000 r8:[0 0 010101.060103 4r371] pc : [] lr : [] psr: 600e0013 b6e12000 r6[: c 615131c.060201 4r2] sp : c6523e38 ip : c6523d40 fp : c6523e54 5:c597a280[ #1 1[1 . 6121814.77] r10: 0000000c r9 : c1acf834 r8 : c15e7d40 20414] r4[: c 511917.a62385052 ] r7 : c6523f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 111.[0 2 4121514.]6 4[3<7c80] r3 : c7addb88 r2 : c7addb88 r1 : ef7ab5e0 r0 : 0000002b 5986b8>] (ks[y s _1w1r1i.t6e5)2 048] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none rom [1]1 1(.s6y6s1_089] Control: 10c5387d Table: 160e004a DAC: 00000051 rite+0x18/0x1[c ) 1 1#1 .[6 68 742] Process cat (pid: 2081, stack limit = 0x0b184191) 11.031399][ r191:1c.665736c3094] Stack: (0xc6523e38 to 0xc6524000) 0 r8:c03002e4[ r 71:1010.060802074] 3e20: 00000023 c59a9000 04 r6:b6f59e00 r[5 :101010.06090660] 3e40: 0000000c c6523f60 c6523e64 c6523e58 c1389410 c1389190 c6523e74 c6523e68 0d r4:0000000d [# [1 1 11.17102832] 3e60: c0c2d108 c13893f8 c6523e9c c6523e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5d51900 039154] [ ]1 1(1s.y7s3090] 3e80: b6e47000 0000000c c5308d80 c6523f60 c6523ec4 c6523ea0 c07f4ad0 c0c2d4f4 _write) from [7]3348] 3ea0: 00000000 c5d51900 b6e47000 c2816000 c6523f60 c07f4a6c c6523f5c c6523ec8 (ret_fast_sysc[a l l1+101x.07/30604] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6522000 x28) # [ 111.0[4 6 712191]. 7E43775] 3ee0: b6e47000 00020000 00000004 0000000c 0001fff4 c6523ee0 00000001 b6e46000 ception stack([0 x c161513.d7f5a4032] 3f00: c645a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 to 0xc653dff0)[ #1 1[1 . 7161204] 3f20: 00000000 00000000 c139e9b0 c7addb88 c205ca60 c5d51900 c5d51900 c6522000 1.051791] dfa0[: 1 1 1 . 7 7 4374] 3f40: b6e47000 00000000 00000000 00000004 c6523f94 c6523f60 c059872c c0598098 0000[0 0 01d1 10.070804545] 3f60: 00000000 00000000 c6523fac c7addb88 0000000c 0000000c b6f8ee00 00000004 00d 00000001 b6[e 1 2101010. 7090716] 3f80: c03002e4 c6522000 c6523fa4 c6523f98 c05987bc c05986c4 00000000 c6523fa8 00000d 00000000[ # 1[1 1 .18104887] 3fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e47000 0000000c 00000000 .059975] dfc0:[ 0 0101010.0801d5145] 3fc0: 0000000c 0000000c b6f8ee00 00000004 00000001 00000000 00020000 beacea54 0000000d b6f59e0[0 0101010.08025316] 3fe0: 00000004 beace788 b6efc94f b6e82c66 800e0030 00000001 00000000 00000000 4 00000001 0[0 0 0101010.08 3050568] Backtrace: 20000 be9b1a54 # [ 11[1 . 01618.839934] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 158] dfe0: 00000[0 0 41 1b1e.98b50623] r7:c6523f60 r6:0000000c r5:c59a9000 r4:00000023 788 b6ec794f b6e4dc66 # [ [1 1 111.858371] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) .073224] Code: bad P[C v1a1l1u.869231] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.076386] ---[ e[n d 1t1.879492] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) race 580a4f9388b[e 6 d17101 .]8-89830] r9:c6523f60 r8:c5308d80 r7:0000000c r6:b6e47000 r5:c5d51900 r4:c0c2d4e8 - # EXEC_VMALLOC: missin[g '1c1.899660] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.909912] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e47000 r5:c5d51900 r4:00000000 all trace:': [FAIL] not ok[ 3 311.917665] [] (vfs_write) from [] (ksys_write+0x74/0xec) selftests: lkdtm[: E1X1E1C._9V7310] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c6522000 r5:c5d51900 MALLOC.sh [# e1x1i1t.=9137 2#15] r4:c5d51900 selftests: lkdtm: E[X E C1_1R1O.D41577] [] (ksys_write) from [] (sys_write+0x18/0x1c) ATA.sh [ 111.950880] r9:c6522000 r8:c03002e4 r7:00000004 r6:b6f8ee00 r5:0000000c r4:0000000c [ 111.959318] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.966892] Exception stack(0xc6523fa8 to 0xc6523ff0) [ 111.971952] 3fa0: 0000000c 0000000c 00000001 b6e47000 0000000c 00000000 [ 111.980138] 3fc0: 0000000c 0000000c b6f8ee00 00000004 00000001 00000000 00020000 beacea54 [ 111.988321] 3fe0: 00000004 beace788 b6efc94f b6e82c66 [ 111.993382] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 111.999485] ---[ end trace 580a4f9388be6d71 ]--- # Segmentation fault # [ 111.493511] lkdtm: Performing direct entry EXEC_RODATA # [ 111.500199] lkdtm: attempting ok execution at c0c2de78 # [ 111.508133] lkdtm: attempting bad execution at c15e7fdc # [ 111.515766] 8<--- cut here --- # [ 111.521538] Unable to handle kernel paging request at virtual address c15e7fdc # [ 111.530500] pgd = 015b75a1 # [ 111.535029] [c15e7fdc] *pgd=1141941e(bad) # [ 111.541559] Internal error: Oops: 8000000d [#7] SMP ARM # [ 111.548949] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 111.580652] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 111.590557] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.598920] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 111.606824] LR is at execute_location+0xa4/0xb4 # [ 111.613431] pc : [] lr : [] psr: 600e0013 # [ 111.621432] sp : c6523e38 ip : c6523d40 fp : c6523e54 # [ 111.628477] r10: 0000000c r9 : c1acf834 r8 : c15e7d40 # [ 111.635523] r7 : c6523f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 111.643783] r3 : c7addb88 r2 : c7addb88 r1 : ef7ab5e0 r0 : 0000002b # [ 111.652048] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.661089] Control: 10c5387d Table: 160e004a DAC: 00000051 # [ 111.668742] Process cat (pid: 2081, stack limit = 0x0b184191) # [ 111.676394] Stack: (0xc6523e38 to 0xc6524000) # [ 111.682574] 3e20: 00000023 c59a9000 # [ 111.692660] 3e40: 0000000c c6523f60 c6523e64 c6523e58 c1389410 c1389190 c6523e74 c6523e68 # [ 111.702832] 3e60: c0c2d108 c13893f8 c6523e9c c6523e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5d51900 # [ 111.713090] 3e80: b6e47000 0000000c c5308d80 c6523f60 c6523ec4 c6523ea0 c07f4ad0 c0c2d4f4 # [ 111.723348] 3ea0: 00000000 c5d51900 b6e47000 c2816000 c6523f60 c07f4a6c c6523f5c c6523ec8 # [ 111.733604] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6522000 # [ 111.743775] 3ee0: b6e47000 00020000 00000004 0000000c 0001fff4 c6523ee0 00000001 b6e46000 # [ 111.754032] 3f00: c645a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.764204] 3f20: 00000000 00000000 c139e9b0 c7addb88 c205ca60 c5d51900 c5d51900 c6522000 # [ 111.774374] 3f40: b6e47000 00000000 00000000 00000004 c6523f94 c6523f60 c059872c c0598098 # [ 111.784545] 3f60: 00000000 00000000 c6523fac c7addb88 0000000c 0000000c b6f8ee00 00000004 # [ 111.794716] 3f80: c03002e4 c6522000 c6523fa4 c6523f98 c05987bc c05986c4 00000000 c6523fa8 # [ 111.804887] 3fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e47000 0000000c 00000000 # [ 111.815145] 3fc0: 0000000c 0000000c b6f8ee00 00000004 00000001 00000000 00020000 beacea54 # [ 111.825316] 3fe0: 00000004 beace788 b6efc94f b6e82c66 800e0030 00000001 00000000 00000000 # [ 111.835568] Backtrace: # [ 111.839934] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 111.850623] r7:c6523f60 r6:0000000c r5:c59a9000 r4:00000023 # [ 111.858371] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.869231] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.879492] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.889830] r9:c6523f60 r8:c5308d80 r7:0000000c r6:b6e47000 r5:c5d51900 r4:c0c2d4e8 # [ 111.899660] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.909912] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e47000 r5:c5d51900 r4:00000000 # [ 111.917665] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.927310] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c6522000 r5:c5d51900 # [ 111.937215] r4:c5d51900 # [ 111.941577] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.950880][ 112.465738] lkdtm: Performing direct entry EXEC_USERSPACE r9:c6522000 r8:c03002e4 r7:0000[ 112.473533] lkdtm: attempting ok execution at c0c2de78 0004 r6:b6f8ee00 r5:0000000c r4:0[ 112.482942] lkdtm: attempting bad execution at b6fc1000 000000c # [ [ 1 1111.29.549839122] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc1000 8] [[] (1s1y2s._4w9r8569] Internal error: : b [#8] SMP ARM te) from [] (ret_fast_s[ 112.504832] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 yscall+0x0/0x28) [# [1 1 21.1536537] CPU: 1 PID: 2157 Comm: cat Tainted: G D W 5.10.131-cip13 #1 .966892] E[x c e1p1t2i.o5n4 6s44t] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ack(0xc6523fa8 to [0 x c161522.3554712] PC is at 0xb6fc1000 f0) # [ 111.971952] 3fa0[: 112.560027] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 1 1 20.0506070409] pc : [] lr : [] psr: 60070013 0c 0000000[c 0101020.057050419 ] sp : c6331e48 ip : 00000027 fp : c6331e64 b6e47000 0[0 0 0101020.c5 80204055] r10: 0000000f r9 : c1acf840 r8 : c15e7d40 0000 # [ [ 1 1111.29.85081935802] r7 : c6331f60 r6 : 0000000f r5 : c5f05000 r4 : b6fc1000 3fc0: 0[0 0 0101020.c5 970804090 r3 : 6bc13414 r2 : 6bc13414 r1 : ef7965e4 r0 : 0000002b 000c b6f8ee00 [0 0 0101020.0640 6026] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000001 000[0 0 010102 .0601052104] Control: 10c5387d Table: 163d404a DAC: 00000051 000 beacea5[4 11#2 .[6 2 217122] Process cat (pid: 2157, stack limit = 0x1c8dc0c8) .988321] 3f[e 0 :1 1020.0603000200] Stack: (0xc6331e48 to 0xc6332000) 4 beace788 b6efc[9 4 f1 1b26.e6836471] 1e40: 00000001 00000000 0000000f 00000024 c6331e74 c6331e68 c66 # [ 111.99[3 3 8121]2 .C6o46728] 1e60: c0c2d108 c0c2df14 c6331e9c c6331e78 c0c2d608 c0c2d0e8 c0c2d4e8 c59c0dc0 e: 5f727563 6e756[f 6 31 1020.0606986] 1e80: b6e7b000 0000000f c5308d80 c6331f60 c6331ec4 c6331ea0 c07f4ad0 c0c2d4f4 0074 aa55aa55 (e1[a 0 c10102d.)6 7243] 1ea0: 00000000 c59c0dc0 b6e7b000 c2816000 c6331f60 c07f4a6c c6331f5c c6331ec8 # [ 111.99948[5 ] 1-1-2-.[6 77500] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6330000 nd trace 580a4f9[3 8 81b1e26.d6787759] 1ee0: b6e7b000 00020000 00000004 0000000f 0001fff1 c6331ee0 00000001 b6e7a000 ]--- # EXEC_[R O D1A1T2A.:6 9m8016] 1f00: c5976a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ssing 'call trac[e : '1:1 2[.F7A08188] 1f20: 00000000 00000000 c139e9b0 6bc13414 c205ca60 c59c0dc0 c59c0dc0 c6330000 L] not ok 34 s[e l f1t1e2s.t7s1:445] 1f40: b6e7b000 00000000 00000000 00000004 c6331f94 c6331f60 c059872c c0598098 lkdtm: EXEC_[R O D1A1T2A..7s2h8 15] 1f60: 00000000 00000000 c6331fac 6bc13414 0000000f 0000000f b6fc2e00 00000004 # exit=1 # selft[e s t1s1:2 .l7k8701] 1f80: c03002e4 c6330000 c6331fa4 c6331f98 c05987bc c05986c4 00000000 c6331fa8 dtm: EXEC_USERSP[A C E1.1s2h.7 48957] 1fa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6e7b000 0000000f 00000000 [ 112.759215] 1fc0: 0000000f 0000000f b6fc2e00 00000004 00000001 00000000 00020000 bed2aa54 [ 112.767400] 1fe0: 00000004 bed2a788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 [ 112.775580] Backtrace: [ 112.778047] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.786577] r4:00000024 [ 112.789123] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.797140] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.805066] r9:c6331f60 r8:c5308d80 r7:0000000f r6:b6e7b000 r5:c59c0dc0 r4:c0c2d4e8 [ 112.812822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.820662] r9:c07f4a6c r8:c6331f60 r7:c2816000 r6:b6e7b000 r5:c59c0dc0 r4:00000000 [ 112.828413] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.835558] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6330000 r5:c59c0dc0 [ 112.843390] r4:c59c0dc0 [ 112.845934] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.853076] r9:c6330000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:0000000f r4:0000000f [ 112.860831] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.868404] Exception stack(0xc6331fa8 to 0xc6331ff0) [ 112.873462] 1fa0: 0000000f 0000000f 00000001 b6e7b000 0000000f 00000000 [ 112.881647] 1fc0: 0000000f 0000000f b6fc2e00 00000004 00000001 00000000 00020000 bed2aa54 [ 112.889829] 1fe0: 00000004 bed2a788 b6f3094f b6eb6c66 [ 112.894892] Code: bad PC value [ 112.897960] ---[ end trace 580a4f9388be6d72 ]--- # Segmentation fault # [ 112.465738] lkdtm: Performing direct entry EXEC_USERSPACE # [ 112.473533] lkdtm: attempting ok execution at c0c2de78 # [ 112.482942] lkdtm: attempting bad execution at b6fc1000 # [ 112.489522] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc1000 # [ 112.498569] Internal error: : b [#8] SMP ARM # [ 112.504832] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 112.536537] CPU: 1 PID: 2157 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 112.546445] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.554712] PC is at 0xb6fc1000 # [ 112.560027] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 112.567409] pc : [] lr : [] psr: 60070013 # [ 112.575496] sp : c6331e48 ip : 00000027 fp : c6331e64 # [ 112.582455] r10: 0000000f r9 : c1acf840 r8 : c15e7d40 # [ 112.589502] r7 : c6331f60 r6 : 0000000f r5 : c5f05000 r4 : b6fc1000 # [ 112.597849] r3 : 6bc13414 r2 : 6bc13414 r1 : ef7965e4 r0 : 0000002b # [ 112.606026] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.615154] Control: 10c5387d Table: 163d404a DAC: 00000051 # [ 112.622722] Process cat (pid: 2157, stack limit = 0x1c8dc0c8) # [ 112.630290] Stack: (0xc6331e48 to 0xc6332000) # [ 112.636471] 1e40: 00000001 00000000 0000000f 00000024 c6331e74 c6331e68 # [ 112.646728] 1e60: c0c2d108 c0c2df14 c6331e9c c6331e78 c0c2d608 c0c2d0e8 c0c2d4e8 c59c0dc0 # [ 112.656986] 1e80: b6e7b000 0000000f c5308d80 c6331f60 c6331ec4 c6331ea0 c07f4ad0 c0c2d4f4 # [ 112.667243] 1ea0: 00000000 c59c0dc0 b6e7b000 c2816000 c6331f60 c07f4a6c c6331f5c c6331ec8 # [ 112.677500] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6330000 # [ 112.687759] 1ee0: b6e7b000 00020000 00000004 0000000f 0001fff1 c6331ee0 00000001 b6e7a000 # [ 112.698016] 1f00: c5976a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.708188] 1f20: 00000000 00000000 c139e9b0 6bc13414 c205ca60 c59c0dc0 c59c0dc0 c6330000 # [ 112.718445] 1f40: b6e7b000 00000000 00000000 00000004 c6331f94 c6331f60 c059872c c0598098 # [ 112.728615] 1f60: 00000000 00000000 c6331fac 6bc13414 0000000f 0000000f b6fc2e00 00000004 # [ 112.738701] 1f80: c03002e4 c6330000 c6331fa4 c6331f98 c05987bc c05986c4 00000000 c6331fa8 # [ 112.748957] 1fa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6e7b000 0000000f 00000000 # [ 112.759215] 1fc0: 0000000f 0000000f b6fc2e00 00000004 00000001 00000000 00020000 bed2aa54 # [ 112.767400] 1fe0: 00000004 bed2a788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 # [ 112.775580] Backtrace: # [ 112.778047] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.786577] r4:00000024 # [ 112.789123] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.797140] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.805066] r9:c6331f60 r8:c5308d80 r7:0000000f r6:b6e7b000 r5:c59c0dc0 r4:c0c2d4e8 # [ 112.812822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.820662] r9:c07f4a6c r8:c6331f60 r7:c2816000 r6:b6e7b000 r5:c59c0dc0 r4:00000000 # [ 112.828413] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.835558] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6330000 r5:c59c0dc0 # [ 112.843390] r4:c59c0dc0 # [ 112.8459[ 113.343639] lkdtm: Performing direct entry EXEC_NULL 34] [] (ksys_write) fro[ 113.351430] lkdtm: attempting ok execution at c0c2de78 m [] (sys_write+0x18/0x[ 113.359323] lkdtm: attempting bad execution at 00000000 1c) # [ 112.853076] r9:c633000[ 113.367471] 8<--- cut here --- 0 r8:c03002e4 r7:00000004 r6:b6fc[ 113.373434] Unable to handle kernel NULL pointer dereference at virtual address 00000000 2e00 r5:0000000f r4:0000000f # [[ 113.384318] pgd = b7c2ffce 112.860831] [] (sys_w[ 113.389867] [00000000] *pgd=00000000 rite) from [] (ret_fast[ 113.396355] Internal error: Oops: 80000005 [#9] SMP ARM _syscall+0x0/0x28) # [ 112.8684[ 113.404378] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 04] Exception stac[k ( 01x1c36.3436086] CPU: 1 PID: 2228 Comm: cat Tainted: G D W 5.10.131-cip13 #1 1fa8 to 0xc63[3 1 f1f130.)44 5#993] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.873462] 1fa0[: 1 1 3 . 54433] PC is at 0x0 0000000f 0[0 0 01010.459139] LR is at execute_location+0xa4/0xb4 0f 000000[0 1 1b163e.74b6060000 ] pc : [<00000000>] lr : [] psr: 600e0013 0000000f [0 0 0101030.407040 0#5] sp : c661be38 ip : c661bd40 fp : c661be54 [ 112.881[6 4 71]1 31.f4c800:9 64] r10: 0000000a r9 : c1acf850 r8 : c15e7d40 000000f 000[0 0 0101f3 .b468f8c020] r7 : c661bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 e00 0000[0 0 0141 30.409060305070 r3 : 2a5e61df r2 : 2a5e61df r1 : ef7965e0 r0 : 0000002b 1 00000000 000[2 0 010103 .b5e0d4535] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none aa54 # [ 1[1 2 .181839.852193]663] Control: 10c5387d Table: 166f004a DAC: 00000051 1fe0: 0000000[4 b1e1d32.a57281818] Process cat (pid: 2228, stack limit = 0x4bd431e8) b6f3094f b[6 e b161c36.652 89#69] Stack: (0xc661be38 to 0xc661c000) [ 112.894892][ C o1d1e3:. 5b3a5150] be20: 00000025 c637b000 PC value # [ [ 1 1121.38.95749323] be40: 0000000a c661bf60 c661be64 c661be58 c1389434 c1389190 c661be74 c661be68 60] ---[ end tr[a c e1 1538.05a54494] be60: c0c2d108 c1389420 c661be9c c661be78 c0c2d608 c0c2d0e8 c0c2d4e8 c645a780 f9388be6d72 ]--- [# E1X13E.C5_5667] be80: b6df3000 0000000a c5308d80 c661bf60 c661bec4 c661bea0 c07f4ad0 c0c2d4f4 USERSPACE: mi[s s i1n1g3 .'5c7a5l23] bea0: 00000000 c645a780 b6df3000 c2816000 c661bf60 c07f4a6c c661bf5c c661bec8 l trace:': [FAIL] [n o t1 1o3k. 86012] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c44c2424 c059872c c661a000 35 selftests: [l k d1t1m3:. 5E9X6352] bee0: b6df3000 00020000 00000004 0000000a 0001fff6 c661bee0 00000001 00000805 C_USERSPACE.sh[ # 1e1x3i.t6=016523] bf00: c5a85b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # selftests: lkd[t m :1 1E3X.E6C6696] bf20: 00000000 00000000 c661a000 2a5e61df b6df2000 c645a780 c645a780 c661a000 _NULL.sh [ 113.626954] bf40: b6df3000 00000000 00000000 00000004 c661bf94 c661bf60 c059872c c0598098 [ 113.635996] bf60: 00000000 00000000 c661bfac 2a5e61df 0000000a 0000000a b6f3ae00 00000004 [ 113.644181] bf80: c03002e4 c661a000 c661bfa4 c661bf98 c05987bc c05986c4 00000000 c661bfa8 [ 113.652365] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6df3000 0000000a 00000000 [ 113.660550] bfc0: 0000000a 0000000a b6f3ae00 00000004 00000001 00000000 00020000 beeeca54 [ 113.668736] bfe0: 00000004 beeec788 b6ea894f b6e2ec66 800e0030 00000001 00000000 00000000 [ 113.676918] Backtrace: [ 113.679385] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 113.687572] r7:c661bf60 r6:0000000a r5:c637b000 r4:00000025 [ 113.693248] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.701349] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.709369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.717295] r9:c661bf60 r8:c5308d80 r7:0000000a r6:b6df3000 r5:c645a780 r4:c0c2d4e8 [ 113.725052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.732892] r9:c07f4a6c r8:c661bf60 r7:c2816000 r6:b6df3000 r5:c645a780 r4:00000000 [ 113.740645] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.747788] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c661a000 r5:c645a780 [ 113.755621] r4:c645a780 [ 113.758166] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.765310] r9:c661a000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000000a r4:0000000a [ 113.773067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.780639] Exception stack(0xc661bfa8 to 0xc661bff0) [ 113.785698] bfa0: 0000000a 0000000a 00000001 b6df3000 0000000a 00000000 [ 113.793885] bfc0: 0000000a 0000000a b6f3ae00 00000004 00000001 00000000 00020000 beeeca54 [ 113.802068] bfe0: 00000004 beeec788 b6ea894f b6e2ec66 [ 113.807133] Code: bad PC value [ 113.810270] ---[ end trace 580a4f9388be6d73 ]--- # Segmentation fault # [ 113.343639] lkdtm: Performing direct entry EXEC_NULL # [ 113.351430] lkdtm: attempting ok execution at c0c2de78 # [ 113.359323] lkdtm: attempting bad execution at 00000000 # [ 113.367471] 8<--- cut here --- # [ 113.373434] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 113.384318] pgd = b7c2ffce # [ 113.389867] [00000000] *pgd=00000000 # [ 113.396355] Internal error: Oops: 80000005 [#9] SMP ARM # [ 113.404378] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 113.436086] CPU: 1 PID: 2228 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 113.445993] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.454433] PC is at 0x0 # [ 113.459139] LR is at execute_location+0xa4/0xb4 # [ 113.466003] pc : [<00000000>] lr : [] psr: 600e0013 # [ 113.474005] sp : c661be38 ip : c661bd40 fp : c661be54 # [ 113.480964] r10: 0000000a r9 : c1acf850 r8 : c15e7d40 # [ 113.488010] r7 : c661bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 # [ 113.496357] r3 : 2a5e61df r2 : 2a5e61df r1 : ef7965e0 r0 : 0000002b # [ 113.504535] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.513663] Control: 10c5387d Table: 166f004a DAC: 00000051 # [ 113.521318] Process cat (pid: 2228, stack limit = 0x4bd431e8) # [ 113.528969] Stack: (0xc661be38 to 0xc661c000) # [ 113.535150] be20: 00000025 c637b000 # [ 113.545323] be40: 0000000a c661bf60 c661be64 c661be58 c1389434 c1389190 c661be74 c661be68 # [ 113.555494] be60: c0c2d108 c1389420 c661be9c c661be78 c0c2d608 c0c2d0e8 c0c2d4e8 c645a780 # [ 113.565667] be80: b6df3000 0000000a c5308d80 c661bf60 c661bec4 c661bea0 c07f4ad0 c0c2d4f4 # [ 113.575923] bea0: 00000000 c645a780 b6df3000 c2816000 c661bf60 c07f4a6c c661bf5c c661bec8 # [ 113.586012] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c44c2424 c059872c c661a000 # [ 113.596352] bee0: b6df3000 00020000 00000004 0000000a 0001fff6 c661bee0 00000001 00000805 # [ 113.606523] bf00: c5a85b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.616696] bf20: 00000000 00000000 c661a000 2a5e61df b6df2000 c645a780 c645a780 c661a000 # [ 113.626954] bf40: b6df3000 00000000 00000000 00000004 c661bf94 c661bf60 c059872c c0598098 # [ 113.635996] bf60: 00000000 00000000 c661bfac 2a5e61df 0000000a 0000000a b6f3ae00 00000004 # [ 113.644181] bf80: c03002e4 c661a000 c661bfa4 c661bf98 c05987bc c05986c4 00000000 c661bfa8 # [ 113.652365] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6df3000 0000000a 00000000 # [ 113.660550] bfc0: 0000000a 0000000a b6f3ae00 00000004 00000001 00000000 00020000 beeeca54 # [ 113.668736] bfe0: 00000004 beeec788 b6ea894f b6e2ec66 800e0030 00000001 00000000 00000000 # [ 113.676918] Backtrace: # [ 113.679385] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 113.687572] r7:c661bf60 r6:0000000a r5:c637b000 r4:00000025 # [ 113.693248] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.701349] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.709369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.717295] r9:c661bf60 r8:c5308d80 r7:0000000a r6:b6df3000 r5:c645a780 r4:c0c2d4e8 # [ 113.725052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.732892] r9:c07f4a6c r8:c661bf60 r7:c2816000 r6:b6df3000 r5:c645a780 r4:00000000 # [ 113.740645] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.747788] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c661a000 r5:c645a780 # [ 113.755621] r4:c645a780[ 114.288380] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 113.758166] [] ([ 114.295759] lkdtm: attempting bad read at b6f4c000 ksys_write) from [] (sy[ 114.303332] 8<--- cut here --- s_write+0x18/0x[1 c )11 4#. 3[0 189] Unhandled fault: page domain fault (0x01b) at 0xb6f4c000 113.765310] r9[: c 616114a.03017540] pgd = 212e30dd r8:c03002e4 r7:00000004[ r 61:14.322330] [b6f4c000] *pgd=493a7831 6f3ae00 r5:0000000a r[4 : 0101040328343] Internal error: : 1b [#10] SMP ARM 000a # [ 113.773067] [] (sys_write) from [] (ret_fas[t _ s1y1s4c.a3l7l6+32] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0x0/0x28) # [ 113.780639] Excep[ 114.385284] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c tion stack(0xc661bfa8 to 0xc661bf 114.393370] LR is at __irq_work_queue_local+0x40/0x74 f0) # [ 11[3 . 7181546.9480]1 185] pc : [] lr : [] psr: 600e0013 fa0: [ 1 14 . 4 0 9 61] sp : c6523e38 ip : c6523d40 fp : c6523e64 0000000a 00[0 0 010104a. 401060403] r10: 00000011 r9 : c1acf85c r8 : c15e7d40 0001 b6df30[0 0 101040.04020305a0] r7 : c6523f60 r6 : 00000051 r5 : c6522000 r4 : b6f4c000 00000000 [# [1 14 .141331.8788] r3 : 4633bbae r2 : 4633bbae r1 : ef7c05e0 r0 : 00000026 3885] bfc0: 000000[0 a 101040.0440242] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00a b6f3ae00 000[0 0 010144 .04049543] Control: 10c5387d Table: 164b404a DAC: 00000051 00001 00000000 0[0 0 2101040.04 57372] Process cat (pid: 2304, stack limit = 0x0b184191) eeeca54 # [ [ 1 1131.48.042605699] Stack: (0xc6523e38 to 0xc6524000) 8] bfe0: 000000[0 4 1b1e4e.e47c1467] 3e20: 00000022 00000000 88 b6ea894f b6e2ec66[ # 1[1 4 481644] 3e40: 00000000 4633bbae c6523e6c 00000026 c5b29000 00000011 c6523e74 c6523e68 113.807133] Code: [b a d1 1P4C. 492074] 3e60: c0c2d108 c0c2dfe8 c6523e9c c6523e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a85e00 alue # [ 113.81027[0 ] 1-1-4-.502420] 3e80: b6e06000 00000011 c5308d80 c6523f60 c6523ec4 c6523ea0 c07f4ad0 c0c2d4f4 end trace 580a4f9388[b e 61d1743512853] 3ea0: 00000000 c5a85e00 b6e06000 c2816000 c6523f60 c07f4a6c c6523f5c c6523ec8 ]--- # EXEC_NULL: [m i s1s1i4n.523284] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6522000 'call trace:': [FA[I L ]11 4n.o33717] 3ee0: b6e06000 00020000 00000004 00000011 0001ffef c6523ee0 00000001 b6e05000 t ok 36 selftests:[ l k1d1t4m.:544061] 3f00: c645b180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 EXEC_NULL.sh # exit[= 1 1 1#4 .s54408] 3f20: 00000000 00000000 c139e9b0 4633bbae c205ca60 c5a85e00 c5a85e00 c6522000 elftests: lkdtm: ACC[E S S1_1U4S.564754] 3f40: b6e06000 00000000 00000000 00000004 c6523f94 c6523f60 c059872c c0598098 RSPACE.sh [ 114.575185] 3f60: 00000000 00000000 c6523fac 4633bbae 00000011 00000011 b6f4de00 00000004 [ 114.584315] 3f80: c03002e4 c6522000 c6523fa4 c6523f98 c05987bc c05986c4 00000000 c6523fa8 [ 114.592504] 3fa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e06000 00000011 00000000 [ 114.600695] 3fc0: 00000011 00000011 b6f4de00 00000004 00000001 00000000 00020000 becb9a54 [ 114.608884] 3fe0: 00000004 becb9788 b6ebb94f b6e41c66 800e0030 00000001 00000000 00000000 [ 114.617065] Backtrace: [ 114.619539] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.628252] r6:00000011 r5:c5b29000 r4:00000026 [ 114.632885] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.640908] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.648839] r9:c6523f60 r8:c5308d80 r7:00000011 r6:b6e06000 r5:c5a85e00 r4:c0c2d4e8 [ 114.656601] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.664448] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e06000 r5:c5a85e00 r4:00000000 [ 114.672206] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.679353] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c6522000 r5:c5a85e00 [ 114.687192] r4:c5a85e00 [ 114.689739] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.696887] r9:c6522000 r8:c03002e4 r7:00000004 r6:b6f4de00 r5:00000011 r4:00000011 [ 114.704649] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.712226] Exception stack(0xc6523fa8 to 0xc6523ff0) [ 114.717289] 3fa0: 00000011 00000011 00000001 b6e06000 00000011 00000000 [ 114.725479] 3fc0: 00000011 00000011 b6f4de00 00000004 00000001 00000000 00020000 becb9a54 [ 114.733664] 3fe0: 00000004 becb9788 b6ebb94f b6e41c66 [ 114.738729] Code: e1a01004 e3000780 e34c01ad eb1d4129 (e5943000) [ 114.744837] ---[ end trace 580a4f9388be6d74 ]--- # Segmentation fault # [ 114.288380] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 114.295759] lkdtm: attempting bad read at b6f4c000 # [ 114.303332] 8<--- cut here --- # [ 114.309189] Unhandled fault: page domain fault (0x01b) at 0xb6f4c000 # [ 114.317540] pgd = 212e30dd # [ 114.322330] [b6f4c000] *pgd=493a7831 # [ 114.328343] Internal error: : 1b [#10] SMP ARM # [ 114.335040] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 114.366751] CPU: 3 PID: 2304 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 114.376832] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.385284] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 114.393370] LR is at __irq_work_queue_local+0x40/0x74 # [ 114.401185] pc : [] lr : [] psr: 600e0013 # [ 114.409361] sp : c6523e38 ip : c6523d40 fp : c6523e64 # [ 114.416493] r10: 00000011 r9 : c1acf85c r8 : c15e7d40 # [ 114.423540] r7 : c6523f60 r6 : 00000051 r5 : c6522000 r4 : b6f4c000 # [ 114.431888] r3 : 4633bbae r2 : 4633bbae r1 : ef7c05e0 r0 : 00000026 # [ 114.440242] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.449543] Control: 10c5387d Table: 164b404a DAC: 00000051 # [ 114.457372] Process cat (pid: 2304, stack limit = 0x0b184191) # [ 114.465199] Stack: (0xc6523e38 to 0xc6524000) # [ 114.471467] 3e20: 00000022 00000000 # [ 114.481644] 3e40: 00000000 4633bbae c6523e6c 00000026 c5b29000 00000011 c6523e74 c6523e68 # [ 114.492074] 3e60: c0c2d108 c0c2dfe8 c6523e9c c6523e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a85e00 # [ 114.502420] 3e80: b6e06000 00000011 c5308d80 c6523f60 c6523ec4 c6523ea0 c07f4ad0 c0c2d4f4 # [ 114.512853] 3ea0: 00000000 c5a85e00 b6e06000 c2816000 c6523f60 c07f4a6c c6523f5c c6523ec8 # [ 114.523284] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6522000 # [ 114.533717] 3ee0: b6e06000 00020000 00000004 00000011 0001ffef c6523ee0 00000001 b6e05000 # [ 114.544061] 3f00: c645b180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.554408] 3f20: 00000000 00000000 c139e9b0 4633bbae c205ca60 c5a85e00 c5a85e00 c6522000 # [ 114.564754] 3f40: b6e06000 00000000 00000000 00000004 c6523f94 c6523f60 c059872c c0598098 # [ 114.575185] 3f60: 00000000 00000000 c6523fac 4633bbae 00000011 00000011 b6f4de00 00000004 # [ 114.584315] 3f80: c03002e4 c6522000 c6523fa4 c6523f98 c05987bc c05986c4 00000000 c6523fa8 # [ 114.592504] 3fa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e06000 00000011 00000000 # [ 114.600695] 3fc0: 00000011 00000011 b6f4de00 00000004 00000001 00000000 00020000 becb9a54 # [ 114.608884] 3fe0: 00000004 becb9788 b6ebb94f b6e41c66 800e0030 00000001 00000000 00000000 # [ 114.617065] Backtrace: # [ 114.619539] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.628252] r6:00000011 r5:c5b29000 r4:00000026 # [ 114.632885] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.640908] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.648839] r9:c6523f60 r8:c5308d80 r7:00000011 r6:b6e06000 r5:c5a85e00 r4:c0c2d4e8 # [ 114.656601] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.664448] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e06000 r5:c5a85e00 r4:00000000 # [ 114.672206] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.679353] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c6522000 r5:c5a85e00 # [ 114.687192] r4:c5a85e00 # [ 114.689739] [] (ksys_wri[ 115.186890] lkdtm: Performing direct entry ACCESS_NULL te) from [] (sys_write+[ 115.193956] lkdtm: attempting bad read at 00000000 0x18/0x1c) # [ 114.696887] r9:[ 115.201590] 8<--- cut here --- c6522000 r8:c03002e4 r7:00000004 [ 115.207506] Unable to handle kernel NULL pointer dereference at virtual address 00000000 r6:b6f4de00 r5:00000011 r4:000000[ 115.218644] pgd = f225e5ca 11 # [ 114.704649] [][ 115.224149] [00000000] *pgd=00000000 (sys_write) from [] (r[ 115.230614] Internal error: Oops: 5 [#11] SMP ARM [ 115.238145] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 115.267175] CPU: 0 PID: 2379 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 115.274924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.281466] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 115.286099] LR is at __irq_work_queue_local+0x40/0x74 [ 115.291156] pc : [] lr : [] psr: 600e0013 [ 115.297426] sp : c6331e50 ip : c6331d58 fp : c6331e64 [ 115.302656] r10: 0000000c r9 : c1acf870 r8 : c15e7d40 [ 115.307886] r7 : c6331f60 r6 : 0000000c r5 : c46b3000 r4 : 00000000 [ 115.314418] r3 : 9bcb31c1 r2 : 9bcb31c1 r1 : ef7815e0 r0 : 00000026 [ 115.320952] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 115.328093] Control: 10c5387d Table: 1663004a DAC: 00000051 [ 115.333844] Process cat (pid: 2379, stack limit = 0x1c8dc0c8) [ 115.339596] Stack: (0xc6331e50 to 0xc6332000) [ 115.343962] 1e40: 00000027 c46b3000 c6331e74 c6331e68 [ 115.352147] 1e60: c0c2d108 c1389444 c6331e9c c6331e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b94f00 [ 115.360333] 1e80: b6e19000 0000000c c5308d80 c6331f60 c6331ec4 c6331ea0 c07f4ad0 c0c2d4f4 [ 115.368517] 1ea0: 00000000 c5b94f00 b6e19000 c2816000 c6331f60 c07f4a6c c6331f5c c6331ec8 [ 115.376704] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6330000 [ 115.384888] 1ee0: b6e19000 00020000 00000004 0000000c 0001fff4 c6331ee0 00000001 b6e18000 [ 115.393073] 1f00: c5977540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.401260] 1f20: 00000000 00000000 c139e9b0 9bcb31c1 c205ca60 c5b94f00 c5b94f00 c6330000 [ 115.409445] 1f40: b6e19000 00000000 00000000 00000004 c6331f94 c6331f60 c059872c c0598098 [ 115.417630] 1f60: 00000000 00000000 c6331fac 9bcb31c1 0000000c 0000000c b6f60e00 00000004 [ 115.425813] 1f80: c03002e4 c6330000 c6331fa4 c6331f98 c05987bc c05986c4 00000000 c6331fa8 [ 115.433997] 1fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e19000 0000000c 00000000 [ 115.442185] 1fc0: 0000000c 0000000c b6f60e00 00000004 00000001 00000000 00020000 beeefa54 [ 115.450368] 1fe0: 00000004 beeef788 b6ece94f b6e54c66 800e0030 00000001 00000000 00000000 [ 115.458548] Backtrace: [ 115.461018] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.469287] r5:c46b3000 r4:00000027 [ 115.472874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.480892] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.488818] r9:c6331f60 r8:c5308d80 r7:0000000c r6:b6e19000 r5:c5b94f00 r4:c0c2d4e8 [ 115.496574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.504412] r9:c07f4a6c r8:c6331f60 r7:c2816000 r6:b6e19000 r5:c5b94f00 r4:00000000 [ 115.512165] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.519309] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6330000 r5:c5b94f00 [ 115.527142] r4:c5b94f00 [ 115.529687] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.536830] r9:c6330000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:0000000c r4:0000000c [ 115.544585] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.552159] Exception stack(0xc6331fa8 to 0xc6331ff0) [ 115.557218] 1fa0: 0000000c 0000000c 00000001 b6e19000 0000000c 00000000 [ 115.565402] 1fc0: 0000000c 0000000c b6f60e00 00000004 00000001 00000000 00020000 beeefa54 [ 115.573585] 1fe0: 00000004 beeef788 b6ece94f b6e54c66 [ 115.578649] Code: e3000780 e34c01ad e1a01004 ebffd44d (e5945000) et_fast_syscall+0x0/0x28) # [ 1[ 115.584813] ---[ end trace 580a4f9388be6d75 ]--- 14.712226] Exception stack(0xc6523fa8 to 0xc6523ff0) # [ 114.717289] 3fa0: 00000011 00000011 00000001 b6e06000 00000011 00000000 # [ 114.725479] 3fc0: 00000011 00000011 b6f4de00 00000004 00000001 00000000 00020000 becb9a54 # [ 114.733664] 3fe0: 00000004 becb9788 b6ebb94f b6e41c66 # [ 114.738729] Code: e1a01004 e3000780 e34c01ad eb1d4129 (e5943000) # [ 114.744837] ---[ end trace 580a4f9388be6d74 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 115.186890] lkdtm: Performing direct entry ACCESS_NULL # [ 115.193956] lkdtm: attempting bad read at 00000000 # [ 115.201590] 8<--- cut here --- # [ 115.207506] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 115.218644] pgd = f225e5ca # [ 115.224149] [00000000] *pgd=00000000 # [ 115.230614] Internal error: Oops: 5 [#11] SMP ARM # [ 115.238145] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 115.267175] CPU: 0 PID: 2379 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 115.274924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.281466] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 115.286099] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.291156] pc : [] lr : [] psr: 600e0013 # [ 115.297426] sp : c6331e50 ip : c6331d58 fp : c6331e64 # [ 115.302656] r10: 0000000c r9 : c1acf870 r8 : c15e7d40 # [ 115.307886] r7 : c6331f60 r6 : 0000000c r5 : c46b3000 r4 : 00000000 # [ 115.314418] r3 : 9bcb31c1 r2 : 9bcb31c1 r1 : ef7815e0 r0 : 00000026 # [ 115.320952] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.328093] Control: 10c5387d Table: 1663004a DAC: 00000051 # [ 115.333844] Process cat (pid: 2379, stack limit = 0x1c8dc0c8) # [ 115.339596] Stack: (0xc6331e50 to 0xc6332000) # [ 115.343962] 1e40: 00000027 c46b3000 c6331e74 c6331e68 # [ 115.352147] 1e60: c0c2d108 c1389444 c6331e9c c6331e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b94f00 # [ 115.360333] 1e80: b6e19000 0000000c c5308d80 c6331f60 c6331ec4 c6331ea0 c07f4ad0 c0c2d4f4 # [ 115.368517] 1ea0: 00000000 c5b94f00 b6e19000 c2816000 c6331f60 c07f4a6c c6331f5c c6331ec8 # [ 115.376704] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6330000 # [ 115.384888] 1ee0: b6e19000 00020000 00000004 0000000c 0001fff4 c6331ee0 00000001 b6e18000 # [ 115.393073] 1f00: c5977540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.401260] 1f20: 00000000 00000000 c139e9b0 9bcb31c1 c205ca60 c5b94f00 c5b94f00 c6330000 # [ 115.409445] 1f40: b6e19000 00000000 00000000 00000004 c6331f94 c6331f60 c059872c c0598098 # [ 115.417630] 1f60: 00000000 00000000 c6331fac 9bcb31c1 0000000c 0000000c b6f60e00 00000004 # [ 115.425813] 1f80: c03002e4 c6330000 c6331fa4 c6331f98 c05987bc c05986c4 00000000 c6331fa8 # [ 115.433997] 1fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e19000 0000000c 00000000 # [ 115.442185] 1fc0: 0000000c 0000000c b6f60e00 00000004 00000001 00000000 00020000 beeefa54 # [ 115.450368] 1fe0: 00000004 beeef788 b6ece94f b6e54c66 800e0030 00000001 00000000 00000000 # [ 115.458548] Backtrace: # [ 115.461018] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.469287] r5:c46b3000 r4:00000027 # [ 115.472874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.480892] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.488818] r9:c6331f60 r8:c5308d80 r7:0000000c r6:b6e19000 r5:c5b94f00 r4:c0c2d4e8 # [ 115.496574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.504412] r9:c07f4a6c r8:c6331f60 r7:c2816000 r6:b6e19000 r5:c5b94f00 r4:00000000 # [ 115.512165] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.519309] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6330000 r5:c5b94f00 # [ 115.527142] r4:c5b94f00 # [ 115.529687] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.536830] r9:c6330000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:0000000c r4:0000000c # [ 115.544585] [] (sys_write) from [] (ret_fast_syscall+0x0/0[ 116.080019] lkdtm: Performing direct entry WRITE_RO x28) # [ 115.552159] Exception [ 116.087688] lkdtm: attempting bad rodata write at c15e7fd8 stack(0xc6331fa8 to 0xc6331ff0) [ 116.096087] 8<--- cut here --- [ 116.101967] Unable to handle kernel paging request at virtual address c15e7fd8 [ 116.109196] pgd = 36176f68 [ 116.111908] [c15e7fd8] *pgd=1141941e(bad) [ 116.115939] Internal error: Oops: 80d [#12] SMP ARM [ 116.120823] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 116.149853] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 116.157600] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.164143] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 116.168515] LR is at __irq_work_queue_local+0x40/0x74 [ 116.173570] pc : [] lr : [] psr: 600e0013 [ 116.179842] sp : c6709e50 ip : c6709d58 fp : c6709e64 [ 116.185071] r10: 00000009 r9 : c1acf87c r8 : c15e7d40 [ 116.190301] r7 : c6709f60 r6 : 00000009 r5 : c5acd000 r4 : c15e7fd8 [ 116.196832] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad0680 [ 116.203366] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 116.210508] Control: 10c5387d Table: 1617804a DAC: 00000051 [ 116.216260] Process cat (pid: 2453, stack limit = 0xe7d91649) [ 116.222013] Stack: (0xc6709e50 to 0xc670a000) [ 116.226378] 9e40: 00000028 c5acd000 c6709e74 c6709e68 [ 116.234563] 9e60: c0c2d108 c1389244 c6709e9c c6709e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c41cc0 [ 116.242750] 9e80: b6e2f000 00000009 c5308d80 c6709f60 c6709ec4 c6709ea0 c07f4ad0 c0c2d4f4 [ 116.250935] 9ea0: 00000000 c5c41cc0 b6e2f000 c2816000 c6709f60 c07f4a6c c6709f5c c6709ec8 [ 116.259121] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6708000 [ 116.267308] 9ee0: b6e2f000 00020000 00000004 00000009 0001fff7 c6709ee0 00000001 b6e2e000 [ 116.275491] 9f00: c5aecf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 116.283677] 9f20: 00000000 00000000 c139e9b0 d5df565c c205ca60 c5c41cc0 c5c41cc0 c6708000 [ 116.291861] 9f40: b6e2f000 00000000 00000000 00000004 c6709f94 c6709f60 c059872c c0598098 [ 116.300044] 9f60: 00000000 00000000 c6709fac d5df565c 00000009 00000009 b6f76e00 00000004 [ 116.308228] 9f80: c03002e4 c6708000 c6709fa4 c6709f98 c05987bc c05986c4 00000000 c6709fa8 [ 116.316413] 9fa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e2f000 00000009 00000000 [ 116.324596] 9fc0: 00000009 00000009 b6f76e00 00000004 00000001 00000000 00020000 be828a54 [ 116.332782] 9fe0: 00000004 be828788 b6ee494f b6e6ac66 800e0030 00000001 00000000 00000000 [ 116.340961] Backtrace: [ 116.343430] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.351442] r5:c5acd000 r4:00000028 [ 116.355027] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.363045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.370971] r9:c6709f60 r8:c5308d80 r7:00000009 r6:b6e2f000 r5:c5c41cc0 r4:c0c2d4e8 [ 116.378727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.386566] r9:c07f4a6c r8:c6709f60 r7:c2816000 r6:b6e2f000 r5:c5c41cc0 r4:00000000 [ 116.394318] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.401461] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6708000 r5:c5c41cc0 [ 116.409294] r4:c5c41cc0 [ 116.411840] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.418983] r9:c6708000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:00000009 r4:00000009 [ 116.426737] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.434312] Exception stack(0xc6709fa8 to 0xc6709ff0) [ 116.439369] 9fa0: 00000009 00000009 00000001 b6e2f000 00000009 00000000 [ 116.447555] 9fc0: 00000009 00000009 b6f76e00 00000004 00000001 00000000 00020000 be828a54 [ 116.455738] 9fe0: 00000004 be828788 b6ee494f b6e6ac66 [ 116.460800] Code: e34a3bcd e3000680 e34c01ad e0233002 (e5843000) [ 116.466905] ---[ end trace 580a4f9388be6d76 ]--- # [ 115.557218] 1fa0: 0000000c 0000000c 00000001 b6e19000 0000000c 00000000 # [ 115.565402] 1fc0: 0000000c 0000000c b6f60e00 00000004 00000001 00000000 00020000 beeefa54 # [ 115.573585] 1fe0: 00000004 beeef788 b6ece94f b6e54c66 # [ 115.578649] Code: e3000780 e34c01ad e1a01004 ebffd44d (e5945000) # [ 115.584813] ---[ end trace 580a4f9388be6d75 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 116.080019] lkdtm: Performing direct entry WRITE_RO # [ 116.087688] lkdtm: attempting bad rodata write at c15e7fd8 # [ 116.096087] 8<--- cut here --- # [ 116.101967] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 116.109196] pgd = 36176f68 # [ 116.111908] [c15e7fd8] *pgd=1141941e(bad) # [ 116.115939] Internal error: Oops: 80d [#12] SMP ARM # [ 116.120823] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 116.149853] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 116.157600] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.164143] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 116.168515] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.173570] pc : [] lr : [] psr: 600e0013 # [ 116.179842] sp : c6709e50 ip : c6709d58 fp : c6709e64 # [ 116.185071] r10: 00000009 r9 : c1acf87c r8 : c15e7d40 # [ 116.190301] r7 : c6709f60 r6 : 00000009 r5 : c5acd000 r4 : c15e7fd8 # [ 116.196832] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad0680 # [ 116.203366] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.210508] Control: 10c5387d Table: 1617804a DAC: 00000051 # [ 116.216260] Process cat (pid: 2453, stack limit = 0xe7d91649) # [ 116.222013] Stack: (0xc6709e50 to 0xc670a000) # [ 116.226378] 9e40: 00000028 c5acd000 c6709e74 c6709e68 # [ 116.234563] 9e60: c0c2d108 c1389244 c6709e9c c6709e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c41cc0 # [ 116.242750] 9e80: b6e2f000 00000009 c5308d80 c6709f60 c6709ec4 c6709ea0 c07f4ad0 c0c2d4f4 # [ 116.250935] 9ea0: 00000000 c5c41cc0 b6e2f000 c2816000 c6709f60 c07f4a6c c6709f5c c6709ec8 # [ 116.259121] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c6708000 # [ 116.267308] 9ee0: b6e2f000 00020000 00000004 00000009 0001fff7 c6709ee0 00000001 b6e2e000 # [ 116.275491] 9f00: c5aecf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.283677] 9f20: 00000000 00000000 c139e9b0 d5df565c c205ca60 c5c41cc0 c5c41cc0 c6708000 # [ 116.291861] 9f40: b6e2f000 00000000 00000000 00000004 c6709f94 c6709f60 c059872c c0598098 # [ 116.300044] 9f60: 00000000 00000000 c6709fac d5df565c 00000009 00000009 b6f76e00 00000004 # [ 116.308228] 9f80: c03002e4 c6708000 c6709fa4 c6709f98 c05987bc c05986c4 00000000 c6709fa8 # [ 116.316413] 9fa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e2f000 00000009 00000000 # [ 116.324596] 9fc0: 00000009 00000009 b6f76e00 00000004 00000001 00000000 00020000 be828a54 # [ 116.332782] 9fe0: 00000004 be828788 b6ee494f b6e6ac66 800e0030 00000001 00000000 00000000 # [ 116.340961] Backtrace: # [ 116.343430] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.351442] r5:c5acd000 r4:00000028 # [ 116.355027] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.363045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.370971] r9:c6709f60 r8:c5308d80 r7:00000009 r6:b6e2f000 r5:c5c41cc0 r4:c0c2d4e8 # [ 116.378727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.386566] r9:c07f4a6c r8:c6709f60 r7:c2816000 r6:b6e2f000 r5:c5c41cc0 r4:00000000 # [ 116.394318] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.401461] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6708000 r5:c5c41cc0 # [ 116.409294] r4:c5c41cc0 # [ 116.411840] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.418983] r9:c6708000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:00000009 r4:00000009 # [ 116.426737] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.434312] Exceptio[ 116.976863] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT n stack(0xc6709fa8 to 0xc6709ff0)[ 116.983489] lkdtm: attempting bad ro_after_init write at c1b82c48 # [ 116.439369] 9fa0: [ 116.992441] 8<--- cut here --- [ 0101060.09090892 490 Unable to handle kernel paging request at virtual address c1b82c48 0000009 000[0 0 010117 .b060e721f3] pgd = b7c2ffce 000 00000009 00000000 [# [1 1 .011652] [c1b82c48] *pgd=11a1941e(bad) 116.447555] 9fc0:[ 0 0101070.0008008] Internal error: Oops: 80d [#13] SMP ARM 9 00000009 b6f76e00 00000004 0000[ 117.024964] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 0001 00000000 0002[0 0 0101 7b.e056669] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.131-cip13 #1 28a54 # [[ 111176..0465655773] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8] 9fe0: 00000004 be828788 [b 6 e17.074846] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 e494f b6e6ac66 # [ 116.4[6 0 8117.082674] LR is at __irq_work_queue_local+0x40/0x74 0] Code: e[3 4 a131b7c.d0 9e032030] pc : [] lr : [] psr: 600e0013 0680 e34c01a[d e101273.039080327] sp : c633fe50 ip : c633fd58 fp : c633fe64 (e5843000[) 1 1#7 .[1 0 513162] r10: 00000014 r9 : c1acf888 r8 : c15e7d40 .466905][ - -1-1[7 .e1n1d2 4t0r9] r7 : c633ff60 r6 : 00000014 r5 : c59a9000 r4 : c1b82c48 ce 580a4f[9 3 8181b7e.61d207666 9] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad0680 --- # WRITE_RO:[ m i1s1s7i.n1g28933] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 'call trace[: ' :1 1[7F.A1I3L8]17] Control: 10c5387d Table: 166f004a DAC: 00000051 not ok 39 sel[f t e1s1t7s.:1 4l5715] Process cat (pid: 2527, stack limit = 0x245ea6c3) dtm: WRITE_RO[. s h1 1#7 .e1x53i455] Stack: (0xc633fe50 to 0xc6340000) =1 # selftests: [l k d1t1m7:. 1W9723] fe40: 00000029 c59a9000 c633fe74 c633fe68 RITE_RO_AFTER_[I N I1T1.7s.h16 9980] fe60: c0c2d108 c1389294 c633fe9c c633fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b2b180 [ 117.180151] fe80: b6e68000 00000014 c5308d80 c633ff60 c633fec4 c633fea0 c07f4ad0 c0c2d4f4 [ 117.188338] fea0: 00000000 c5b2b180 b6e68000 c2816000 c633ff60 c07f4a6c c633ff5c c633fec8 [ 117.196524] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c633e000 [ 117.204709] fee0: b6e68000 00020000 00000004 00000014 0001ffec c633fee0 00000001 b6e67000 [ 117.212895] ff00: c5d51a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.221081] ff20: 00000000 00000000 c139e9b0 8834d626 c205ca60 c5b2b180 c5b2b180 c633e000 [ 117.229266] ff40: b6e68000 00000000 00000000 00000004 c633ff94 c633ff60 c059872c c0598098 [ 117.237452] ff60: 00000000 00000000 c633ffac 8834d626 00000014 00000014 b6fafe00 00000004 [ 117.245637] ff80: c03002e4 c633e000 c633ffa4 c633ff98 c05987bc c05986c4 00000000 c633ffa8 [ 117.253822] ffa0: c03000c0 c05987b0 00000014 00000014 00000001 b6e68000 00000014 00000000 [ 117.262006] ffc0: 00000014 00000014 b6fafe00 00000004 00000001 00000000 00020000 bec3ba54 [ 117.270190] ffe0: 00000004 bec3b788 b6f1d94f b6ea3c66 800e0030 00000001 00000000 00000000 [ 117.278370] Backtrace: [ 117.280840] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.289807] r5:c59a9000 r4:00000029 [ 117.293395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.301412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.309338] r9:c633ff60 r8:c5308d80 r7:00000014 r6:b6e68000 r5:c5b2b180 r4:c0c2d4e8 [ 117.317094] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.324932] r9:c07f4a6c r8:c633ff60 r7:c2816000 r6:b6e68000 r5:c5b2b180 r4:00000000 [ 117.332683] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.339827] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c633e000 r5:c5b2b180 [ 117.347661] r4:c5b2b180 [ 117.350204] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.357347] r9:c633e000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000014 r4:00000014 [ 117.365101] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.372675] Exception stack(0xc633ffa8 to 0xc633fff0) [ 117.377733] ffa0: 00000014 00000014 00000001 b6e68000 00000014 00000000 [ 117.385920] ffc0: 00000014 00000014 b6fafe00 00000004 00000001 00000000 00020000 bec3ba54 [ 117.394102] ffe0: 00000004 bec3b788 b6f1d94f b6ea3c66 [ 117.399164] Code: e34a3bcd e3000680 e34c01ad e0233002 (e5843000) [ 117.405266] ---[ end trace 580a4f9388be6d77 ]--- # Segmentation fault # [ 116.976863] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 116.983489] lkdtm: attempting bad ro_after_init write at c1b82c48 # [ 116.992441] 8<--- cut here --- # [ 116.998249] Unable to handle kernel paging request at virtual address c1b82c48 # [ 117.007123] pgd = b7c2ffce # [ 117.011652] [c1b82c48] *pgd=11a1941e(bad) # [ 117.018008] Internal error: Oops: 80d [#13] SMP ARM # [ 117.024964] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 117.056669] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.066573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.074846] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 117.082674] LR is at __irq_work_queue_local+0x40/0x74 # [ 117.090230] pc : [] lr : [] psr: 600e0013 # [ 117.098317] sp : c633fe50 ip : c633fd58 fp : c633fe64 # [ 117.105362] r10: 00000014 r9 : c1acf888 r8 : c15e7d40 # [ 117.112409] r7 : c633ff60 r6 : 00000014 r5 : c59a9000 r4 : c1b82c48 # [ 117.120669] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad0680 # [ 117.128933] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.138147] Control: 10c5387d Table: 166f004a DAC: 00000051 # [ 117.145715] Process cat (pid: 2527, stack limit = 0x245ea6c3) # [ 117.153455] Stack: (0xc633fe50 to 0xc6340000) # [ 117.159723] fe40: 00000029 c59a9000 c633fe74 c633fe68 # [ 117.169980] fe60: c0c2d108 c1389294 c633fe9c c633fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b2b180 # [ 117.180151] fe80: b6e68000 00000014 c5308d80 c633ff60 c633fec4 c633fea0 c07f4ad0 c0c2d4f4 # [ 117.188338] fea0: 00000000 c5b2b180 b6e68000 c2816000 c633ff60 c07f4a6c c633ff5c c633fec8 # [ 117.196524] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e9b0 c059872c c633e000 # [ 117.204709] fee0: b6e68000 00020000 00000004 00000014 0001ffec c633fee0 00000001 b6e67000 # [ 117.212895] ff00: c5d51a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.221081] ff20: 00000000 00000000 c139e9b0 8834d626 c205ca60 c5b2b180 c5b2b180 c633e000 # [ 117.229266] ff40: b6e68000 00000000 00000000 00000004 c633ff94 c633ff60 c059872c c0598098 # [ 117.237452] ff60: 00000000 00000000 c633ffac 8834d626 00000014 00000014 b6fafe00 00000004 # [ 117.245637] ff80: c03002e4 c633e000 c633ffa4 c633ff98 c05987bc c05986c4 00000000 c633ffa8 # [ 117.253822] ffa0: c03000c0 c05987b0 00000014 00000014 00000001 b6e68000 00000014 00000000 # [ 117.262006] ffc0: 00000014 00000014 b6fafe00 00000004 00000001 00000000 00020000 bec3ba54 # [ 117.270190] ffe0: 00000004 bec3b788 b6f1d94f b6ea3c66 800e0030 00000001 00000000 00000000 # [ 117.278370] Backtrace: # [ 117.280840] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.289807] r5:c59a9000 r4:00000029 # [ 117.293395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.301412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.309338] r9:c633ff60 r8:c5308d80 r7:00000014 r6:b6e68000 r5:c5b2b180 r4:c0c2d4e8 # [ 117.317094] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.324932] r9:c07f4a6c r8:c633ff60 r7:c2816000 r6:b6e68000 r5:c5b2b180 r4:00000000 # [ 117.332683] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.339827] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c633e000 r5:c5b2b180 # [ 117.347661] r4:c5b2b180 # [ 117.350204] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.357347] r9:c633e000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000014 r4:00000014 # [ 117.365101] [] (sys_write) from [] (ret_fast_syscall+0x0/0x[ 117.875339] lkdtm: Performing direct entry WRITE_KERN 28) # [ 117.372675] Exception s[ 117.882209] lkdtm: attempting bad 7713512 byte write at c1389160 tack(0xc633ffa8 to 0xc633fff0) #[ 117.891060] 8<--- cut here --- [ 117.377733[] f1f1a70.:8 9 6921] Unable to handle kernel paging request at virtual address c1389160 [ 101070.090006138] pgd = 8c036314 4 00000014 00000001 b6e680[0 0 117.910753] [c1389160] *pgd=1121940e(bad) 0000014 00000000 [# [1 1 71.1917283] Internal error: Oops: 80d [#14] SMP ARM .385920] ffc0: 00000014 00000014 [ 117.924326] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 b6fafe00 00000004 00[0 0 0101071.956027] CPU: 3 PID: 2601 Comm: cat Tainted: G D W 5.10.131-cip13 #1 00000000 00[0 2 010170.09 6b6e0c20] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ba54 # [ 117.39410[2 ] 1f1f7.e74375] PC is at memcpy+0x50/0x330 0: 00000004 bec3[b 7 8181 7b.69f80289] LR is at 0xe92dd830 d94f b6ea3c6[6 1#1 7[. 9 8151508] pc : [] lr : [] psr: 200e0013 .399164] Co[d e :1 1e73.49a933b6c2] sp : c5fe1e2c ip : e1a0c00d fp : c5fe1e64 d e3000680[ e 3141c80.10a0d0 7e26] r10: 0000000b r9 : c1acf89c r8 : e89da800 233002 (e584[3 0 0101)8 .0 0#7 772] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 117.405[2 6 611]8 .-0-1-6[2 0e5] r3 : e1a0c00d r2 : 0075b248 r1 : c0c2de98 r0 : c1389160 d trace 580a4[f 9 318188b.e062d4769] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 7 ]--- # WR[I T E1_1R8O._0A3F3T509] Control: 10c5387d Table: 1671804a DAC: 00000051 R_INIT: mis[s i n1g1 8'.c0a4l1l1 2] Process cat (pid: 2601, stack limit = 0x1dd0ddd4) trace:': [FAI[L ] 1 1n8o.t0 4o8k28] Stack: (0xc5fe1e2c to 0xc5fe2000) 40 selftests: l[k d t1m1:8 .W0R54996] 1e20: c0c2de78 0075b2e8 c5fe1f60 c15e7d40 c1389160 TE_RO_AFTER_INIT[. s h1 1#8 .e0x65256] 1e40: c1389160 c1389344 0000002a c5b29000 0000000b c5fe1f60 c5fe1e74 c5fe1e68 t=1 # selftests[: l1k1d8t.m0:75512] 1e60: c0c2d108 c1389304 c5fe1e9c c5fe1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5d512c0 WRITE_KERN.sh [ 118.085769] 1e80: b6dff000 0000000b c5308d80 c5fe1f60 c5fe1ec4 c5fe1ea0 c07f4ad0 c0c2d4f4 [ 118.095246] 1ea0: 00000000 c5d512c0 b6dff000 c2816000 c5fe1f60 c07f4a6c c5fe1f5c c5fe1ec8 [ 118.103432] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c5933764 c059872c c5fe0000 [ 118.111616] 1ee0: b6dff000 00020000 00000004 0000000b 0001fff5 c5fe1ee0 00000001 00000805 [ 118.119800] 1f00: c5c40a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 118.127987] 1f20: 00000000 00000000 c5fe0000 1ffa8cb7 b6dfe000 c5d512c0 c5d512c0 c5fe0000 [ 118.136172] 1f40: b6dff000 00000000 00000000 00000004 c5fe1f94 c5fe1f60 c059872c c0598098 [ 118.144357] 1f60: 00000000 00000000 c5fe1fac 1ffa8cb7 0000000b 0000000b b6f46e00 00000004 [ 118.152541] 1f80: c03002e4 c5fe0000 c5fe1fa4 c5fe1f98 c05987bc c05986c4 00000000 c5fe1fa8 [ 118.160727] 1fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6dff000 0000000b 00000000 [ 118.168913] 1fc0: 0000000b 0000000b b6f46e00 00000004 00000001 00000000 00020000 bee26a54 [ 118.177097] 1fe0: 00000004 bee26788 b6eb494f b6e3ac66 800e0030 00000001 00000000 00000000 [ 118.185277] Backtrace: [ 118.187751] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.195938] r7:c5fe1f60 r6:0000000b r5:c5b29000 r4:0000002a [ 118.201608] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.209625] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.217550] r9:c5fe1f60 r8:c5308d80 r7:0000000b r6:b6dff000 r5:c5d512c0 r4:c0c2d4e8 [ 118.225308] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.233145] r9:c07f4a6c r8:c5fe1f60 r7:c2816000 r6:b6dff000 r5:c5d512c0 r4:00000000 [ 118.240897] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.248040] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c5fe0000 r5:c5d512c0 [ 118.255874] r4:c5d512c0 [ 118.258416] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.265558] r9:c5fe0000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:0000000b r4:0000000b [ 118.273312] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.280885] Exception stack(0xc5fe1fa8 to 0xc5fe1ff0) [ 118.285944] 1fa0: 0000000b 0000000b 00000001 b6dff000 0000000b 00000000 [ 118.294129] 1fc0: 0000000b 0000000b b6f46e00 00000004 00000001 00000000 00020000 bee26a54 [ 118.302311] 1fe0: 00000004 bee26788 b6eb494f b6e3ac66 [ 118.307374] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 118.313477] ---[ end trace 580a4f9388be6d78 ]--- # Segmentation fault # [ 117.875339] lkdtm: Performing direct entry WRITE_KERN # [ 117.882209] lkdtm: attempting bad 7713512 byte write at c1389160 # [ 117.891060] 8<--- cut here --- # [ 117.896921] Unable to handle kernel paging request at virtual address c1389160 # [ 117.906138] pgd = 8c036314 # [ 117.910753] [c1389160] *pgd=1121940e(bad) # [ 117.917283] Internal error: Oops: 80d [#14] SMP ARM # [ 117.924326] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 117.956027] CPU: 3 PID: 2601 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.966020] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.974375] PC is at memcpy+0x50/0x330 # [ 117.980289] LR is at 0xe92dd830 # [ 117.985508] pc : [] lr : [] psr: 200e0013 # [ 117.993682] sp : c5fe1e2c ip : e1a0c00d fp : c5fe1e64 # [ 118.000726] r10: 0000000b r9 : c1acf89c r8 : e89da800 # [ 118.007772] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 118.016205] r3 : e1a0c00d r2 : 0075b248 r1 : c0c2de98 r0 : c1389160 # [ 118.024469] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.033509] Control: 10c5387d Table: 1671804a DAC: 00000051 # [ 118.041162] Process cat (pid: 2601, stack limit = 0x1dd0ddd4) # [ 118.048728] Stack: (0xc5fe1e2c to 0xc5fe2000) # [ 118.054996] 1e20: c0c2de78 0075b2e8 c5fe1f60 c15e7d40 c1389160 # [ 118.065256] 1e40: c1389160 c1389344 0000002a c5b29000 0000000b c5fe1f60 c5fe1e74 c5fe1e68 # [ 118.075512] 1e60: c0c2d108 c1389304 c5fe1e9c c5fe1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5d512c0 # [ 118.085769] 1e80: b6dff000 0000000b c5308d80 c5fe1f60 c5fe1ec4 c5fe1ea0 c07f4ad0 c0c2d4f4 # [ 118.095246] 1ea0: 00000000 c5d512c0 b6dff000 c2816000 c5fe1f60 c07f4a6c c5fe1f5c c5fe1ec8 # [ 118.103432] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c5933764 c059872c c5fe0000 # [ 118.111616] 1ee0: b6dff000 00020000 00000004 0000000b 0001fff5 c5fe1ee0 00000001 00000805 # [ 118.119800] 1f00: c5c40a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.127987] 1f20: 00000000 00000000 c5fe0000 1ffa8cb7 b6dfe000 c5d512c0 c5d512c0 c5fe0000 # [ 118.136172] 1f40: b6dff000 00000000 00000000 00000004 c5fe1f94 c5fe1f60 c059872c c0598098 # [ 118.144357] 1f60: 00000000 00000000 c5fe1fac 1ffa8cb7 0000000b 0000000b b6f46e00 00000004 # [ 118.152541] 1f80: c03002e4 c5fe0000 c5fe1fa4 c5fe1f98 c05987bc c05986c4 00000000 c5fe1fa8 # [ 118.160727] 1fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6dff000 0000000b 00000000 # [ 118.168913] 1fc0: 0000000b 0000000b b6f46e00 00000004 00000001 00000000 00020000 bee26a54 # [ 118.177097] 1fe0: 00000004 bee26788 b6eb494f b6e3ac66 800e0030 00000001 00000000 00000000 # [ 118.185277] Backtrace: # [ 118.187751] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.195938] r7:c5fe1f60 r6:0000000b r5:c5b29000 r4:0000002a # [ 118.201608] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.209625] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.217550] r9:c5fe1f60 r8:c5308d80 r7:0000000b r6:b6dff000 r5:c5d512c0 r4:c0c2d4e8 # [ 118.225308] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.233145] r9:c07f4a6c r8:c5fe1f60 r7:c2816000 r6:b6dff000 r5:c5d512c0 r4:00000000 # [ 118.240897] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.248040] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c5fe0000 r5:c5d512c0 # [ 118.255874] r4:c5d512c0 # [ 118.258416] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.265558] r9:c5fe0000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:0000000b r4:0000000b # [ 118.273312] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.280885] Exception stack(0xc5fe1fa8 to 0xc5fe1ff0) # [ 118.285944] 1fa0: 0000000b 0000000b 00000001 b6dff000 0000000b 00000000 # [ 118.294129] 1fc0: 0000000b 0000000b [ 118.808714] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW b6f46e00 00000004 00000001 000000[ 118.815592] lkdtm: attempting good refcount_inc() without overflow 00 00020000 bee26a54 # [ 118.30[ 118.824626] lkdtm: attempting bad refcount_inc() overflow 2311] 1fe0: 00000004 bee26788 b6e[ 118.833029] ------------[ cut here ]------------ b494f b6e3ac66 # [ 118.307374] [ 118.840498] WARNING: CPU: 0 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 Code: f5d1f05c f5d1f07c e8b151f8 [ 118.851823] refcount_t: saturated; leaking memory. e2522020 (e8a051f8) # [ 118.31[ 118.859463] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 3477] ---[ end trace 580a4f9388be[ 118.891200] CPU: 0 PID: 2676 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 118.901762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.908296] Backtrace: [ 118.910772] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.918353] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 118.924028] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.931352] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.938322] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 [ 118.946077] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.953565] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c6334000 [ 118.959236] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 118.968203] r9:c1acf8a8 r8:c15e7d40 r7:c6335f60 r6:00000016 r5:c5acd000 r4:c6334000 [ 118.975964] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 118.985633] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 118.995730] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.004865] r4:0000002b [ 119.007410] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.015429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.023353] r9:c6335f60 r8:c5308d80 r7:00000016 r6:b6e54000 r5:c5aed2c0 r4:c0c2d4e8 [ 119.031110] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.038947] r9:c07f4a6c r8:c6335f60 r7:c2816000 r6:b6e54000 r5:c5aed2c0 r4:00000000 [ 119.046699] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.053841] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6334000 r5:c5aed2c0 [ 119.061675] r4:c5aed2c0 [ 119.064217] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.071361] r9:c6334000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000016 r4:00000016 [ 119.079115] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.086688] Exception stack(0xc6335fa8 to 0xc6335ff0) [ 119.091748] 5fa0: 00000016 00000016 00000001 b6e54000 00000016 00000000 [ 119.099935] 5fc0: 00000016 00000016 b6f9be00 00000004 00000001 00000000 00020000 beb45a54 [ 119.108117] 5fe0: 00000004 beb45788 b6f0994f b6e8fc66 6d78 ]--- # WRITE_KERN: missing [ 119.113258] irq event stamp: 0 'call trace:': [FAIL] not ok 41 [ 119.119167] hardirqs last enabled at (0): [<00000000>] 0x0 selftests: lkdtm: WRITE_KERN.sh #[ 119.128048] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c exit=1 # selftests: lkdtm: REFC[ 119.139254] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c OUNT_INC_OVERFLOW.sh [ 119.148390] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.155861] ---[ end trace 580a4f9388be6d79 ]--- [ 119.160512] lkdtm: Overflow detected: saturated # [ 118.808714] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 118.815592] lkdtm: attempting good refcount_inc() without overflow # [ 118.824626] lkdtm: attempting bad refcount_inc() overflow # [ 118.833029] ------------[ cut here ]------------ # [ 118.840498] WARNING: CPU: 0 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.851823] refcount_t: saturated; leaking memory. # [ 118.859463] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 118.891200] CPU: 0 PID: 2676 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 118.901762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.908296] Backtrace: # [ 118.910772] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.918353] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 118.924028] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.931352] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.938322] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 # [ 118.946077] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.953565] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c6334000 # [ 118.959236] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.968203] r9:c1acf8a8 r8:c15e7d40 r7:c6335f60 r6:00000016 r5:c5acd000 r4:c6334000 # [ 118.975964] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.985633] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 118.995730] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.004865] r4:0000002b # [ 119.007410] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.015429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.023353] r9:c6335f60 r8:c5308d80 r7:00000016 r6:b6e54000 r5:c5aed2c0 r4:c0c2d4e8 # [ 119.031110] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.038947] r9:c07f4a6c r8:c6335f60 r7:c2816000 r6:b6e54000 r5:c5aed2c0 r4:00000000 # [ 119.046699] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.053841] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6334000 r5:c5aed2c0 # [ 119.061675] r4:c5aed2c0 # [ 119.064217] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.071361] r9:c6334000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000016 r4:00000016 # [ 119.079115] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.086688] Exception stack(0xc6335fa8 to 0xc6335ff0) # [ 119.091748] 5fa0: 00000016 00000016 00000001 b6e54000 00000016 00000000 # [ 119.099935] 5fc0: 00000016 00000016 b6f9be00 00000004 00000001 00000000 00020000 beb45a54 # [ 119.108117] 5fe0: 00000004 beb45788 b6f0994f b6e8fc66 # [ 119.113258] irq event stamp: 0 # [ 119.119167] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.128048] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.139254] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.148390] softirqs last disabled at (0): [<0[ 119.577523] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 0000000>] 0x0 # [ 119.155861] -[ 119.583875] lkdtm: attempting good refcount_add() without overflow --[ end trace 580a4f9388be6d79 ]-[ 119.592912] lkdtm: attempting bad refcount_add() overflow -- # [ 119.160512] lkdtm: Overf[ 119.601202] ------------[ cut here ]------------ low detected: saturated # REFCOU[ 119.608695] WARNING: CPU: 0 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 NT_INC_OVERFLOW: missing 'call tr[ 119.620040] refcount_t: saturated; leaking memory. ace:': [FAIL] not ok 42 selftest[ 119.627656] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 s: lkdtm: REFCOUNT_INC_OVERFLOW.s[ 119.659387] CPU: 0 PID: 2710 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 119.669951] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.676483] Backtrace: [ 119.678957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.686536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 119.692209] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.699530] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.706502] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 [ 119.714256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.721746] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c617a000 [ 119.727420] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.736386] r9:c1acf8c0 r8:c15e7d40 r7:c617bf60 r6:00000016 r5:c632f000 r4:c617a000 [ 119.744148] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.753817] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 119.763916] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.773052] r4:0000002c [ 119.775596] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.783613] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.791538] r9:c617bf60 r8:c5308d80 r7:00000016 r6:b6db6000 r5:c5aeda40 r4:c0c2d4e8 [ 119.799295] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.807134] r9:c07f4a6c r8:c617bf60 r7:c2816000 r6:b6db6000 r5:c5aeda40 r4:00000000 [ 119.814887] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.822031] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c617a000 r5:c5aeda40 [ 119.829863] r4:c5aeda40 [ 119.832406] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.839549] r9:c617a000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:00000016 r4:00000016 [ 119.847303] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.854877] Exception stack(0xc617bfa8 to 0xc617bff0) [ 119.859938] bfa0: 00000016 00000016 00000001 b6db6000 00000016 00000000 [ 119.868125] bfc0: 00000016 00000016 b6efde00 00000004 00000001 00000000 00020000 beb66a54 [ 119.876308] bfe0: 00000004 beb66788 b6e6b94f b6df1c66 h # exit=1 # selftests: lkdtm: R[ 119.881435] irq event stamp: 0 EFCOUNT_ADD_OVERFLOW.sh [ 119.887343] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.895078] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.902599] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.910113] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.915695] ---[ end trace 580a4f9388be6d7a ]--- [ 119.920342] lkdtm: Overflow detected: saturated # [ 119.577523] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 119.583875] lkdtm: attempting good refcount_add() without overflow # [ 119.592912] lkdtm: attempting bad refcount_add() overflow # [ 119.601202] ------------[ cut here ]------------ # [ 119.608695] WARNING: CPU: 0 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.620040] refcount_t: saturated; leaking memory. # [ 119.627656] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 119.659387] CPU: 0 PID: 2710 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 119.669951] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.676483] Backtrace: # [ 119.678957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.686536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.692209] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.699530] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.706502] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 # [ 119.714256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.721746] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c617a000 # [ 119.727420] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.736386] r9:c1acf8c0 r8:c15e7d40 r7:c617bf60 r6:00000016 r5:c632f000 r4:c617a000 # [ 119.744148] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.753817] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 119.763916] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.773052] r4:0000002c # [ 119.775596] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.783613] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.791538] r9:c617bf60 r8:c5308d80 r7:00000016 r6:b6db6000 r5:c5aeda40 r4:c0c2d4e8 # [ 119.799295] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.807134] r9:c07f4a6c r8:c617bf60 r7:c2816000 r6:b6db6000 r5:c5aeda40 r4:00000000 # [ 119.814887] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.822031] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c617a000 r5:c5aeda40 # [ 119.829863] r4:c5aeda40 # [ 119.832406] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.839549] r9:c617a000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:00000016 r4:00000016 # [ 119.847303] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.854877] Exception stack(0xc617bfa8 to 0xc617bff0) # [ 119.859938] bfa0: 00000016 00000016 00000001 b6db6000 00000016 00000000 # [ 119.868125] bfc0: 00000016 00000016 b6efde00 00000004 00000001 00000000 00020000 beb66a54 # [ 119.876308] bfe0: 00000004 beb66788 b6e6b94f b6df1c66 # [ 119.881435] irq event stamp: 0 # [ 119.887343] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.895078] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.902599] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.910113] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.915695] ---[ end trace 580a4f9388be6d7a ]--- # [ 119.920342] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL[ 120.341624] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW ] not ok 43 selftests: lkdtm: RE[ 120.350247] lkdtm: attempting bad refcount_inc_not_zero() overflow FCOUNT_ADD_OVERFLOW.sh # exit=1 [ 120.359247] ------------[ cut here ]------------ # selftests: lkdtm: REFCOUNT_INC_[ 120.366878] WARNING: CPU: 0 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 NOT_ZERO_OVERFLOW.sh [ 120.378143] refcount_t: saturated; leaking memory. [ 120.384879] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 120.414034] CPU: 0 PID: 2744 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 120.421783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.428316] Backtrace: [ 120.430795] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.438374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.444047] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.451371] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.458343] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 [ 120.466097] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.473587] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c471a000 [ 120.479264] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.488232] r9:c1acf8d8 r8:c15e7d40 r7:c471bf60 r6:0000001f r5:c59e0000 r4:7fffffff [ 120.495990] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.506436] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 120.518090] r5:c59e0000 r4:c471a000 [ 120.521682] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.531598] r4:0000002d [ 120.534143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.542161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.550085] r9:c471bf60 r8:c5308d80 r7:0000001f r6:b6dcb000 r5:c29cac80 r4:c0c2d4e8 [ 120.557842] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.565681] r9:c07f4a6c r8:c471bf60 r7:c2816000 r6:b6dcb000 r5:c29cac80 r4:00000000 [ 120.573434] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.580577] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c471a000 r5:c29cac80 [ 120.588410] r4:c29cac80 [ 120.590953] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.598096] r9:c471a000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000001f r4:0000001f [ 120.605850] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.613425] Exception stack(0xc471bfa8 to 0xc471bff0) [ 120.618485] bfa0: 0000001f 0000001f 00000001 b6dcb000 0000001f 00000000 [ 120.626672] bfc0: 0000001f 0000001f b6f12e00 00000004 00000001 00000000 00020000 bef9ea54 [ 120.634854] bfe0: 00000004 bef9e788 b6e8094f b6e06c66 [ 120.639944] irq event stamp: 0 [ 120.643015] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.648603] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.656124] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.663641] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.669225] ---[ end trace 580a4f9388be6d7b ]--- [ 120.673873] lkdtm: Overflow detected: saturated # [ 120.341624] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 120.350247] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 120.359247] ------------[ cut here ]------------ # [ 120.366878] WARNING: CPU: 0 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.378143] refcount_t: saturated; leaking memory. # [ 120.384879] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 120.414034] CPU: 0 PID: 2744 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 120.421783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.428316] Backtrace: # [ 120.430795] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.438374] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.444047] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.451371] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.458343] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 # [ 120.466097] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.473587] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c471a000 # [ 120.479264] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.488232] r9:c1acf8d8 r8:c15e7d40 r7:c471bf60 r6:0000001f r5:c59e0000 r4:7fffffff # [ 120.495990] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.506436] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 120.518090] r5:c59e0000 r4:c471a000 # [ 120.521682] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.531598] r4:0000002d # [ 120.534143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.542161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.550085] r9:c471bf60 r8:c5308d80 r7:0000001f r6:b6dcb000 r5:c29cac80 r4:c0c2d4e8 # [ 120.557842] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.565681] r9:c07f4a6c r8:c471bf60 r7:c2816000 r6:b6dcb000 r5:c29cac80 r4:00000000 # [ 120.573434] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.580577] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c471a000 r5:c29cac80 # [ 120.588410] r4:c29cac80 # [ 120.590953] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.598096] r9:c471a000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000001f r4:0000001f # [ 120.605850] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.613425] Exception stack(0xc471bfa8 to 0xc471bff0) # [ 120.618485] bfa0: 0000001f 0000001f 00000001 b6dcb000 0000001f 00000000 # [ 120.626672] bfc0: 0000001f 0000001f b6f12e00 00000004 00000001 00000000 00020000 bef9ea54 # [ 120.634854] bfe0: 00000004 bef9e788 b6e8094f b6e06c66 # [ 120.639944] irq event stamp: 0 # [ 120.643015] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.648603] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.656124] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.663641] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.669225] ---[ end trace 580a4f9388be6d7b ]--- # [ 120.673873] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: l[ 121.106423] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW kdtm: REFCOUNT_INC_NOT_ZERO_OVERF[ 121.114202] lkdtm: attempting bad refcount_add_not_zero() overflow LOW.sh # exit=1 # selftests: lkd[ 121.123258] ------------[ cut here ]------------ tm: REFCOUNT_ADD_NOT_ZERO_OVERFLO[ 121.130786] WARNING: CPU: 0 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 W.sh [ 121.142907] refcount_t: saturated; leaking memory. [ 121.149228] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 121.178487] CPU: 0 PID: 2778 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 121.186242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.192775] Backtrace: [ 121.195262] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.202845] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.208524] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.215852] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.222828] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 [ 121.230590] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.238085] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c6522000 [ 121.243768] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.252739] r9:c1acf8f8 r8:c15e7d40 r7:c6523f60 r6:0000001f r5:c46b7000 r4:7fffffff [ 121.260502] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.270954] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 121.282611] r5:c46b7000 r4:c6522000 [ 121.286208] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.296128] r4:0000002e [ 121.298676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.306699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.314629] r9:c6523f60 r8:c5308d80 r7:0000001f r6:b6e5a000 r5:c597ba40 r4:c0c2d4e8 [ 121.322390] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.330232] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e5a000 r5:c597ba40 r4:00000000 [ 121.337990] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.345139] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6522000 r5:c597ba40 [ 121.352975] r4:c597ba40 [ 121.355523] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.362669] r9:c6522000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:0000001f r4:0000001f [ 121.370427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.378003] Exception stack(0xc6523fa8 to 0xc6523ff0) [ 121.383067] 3fa0: 0000001f 0000001f 00000001 b6e5a000 0000001f 00000000 [ 121.391258] 3fc0: 0000001f 0000001f b6fa1e00 00000004 00000001 00000000 00020000 bed29a54 [ 121.399444] 3fe0: 00000004 bed29788 b6f0f94f b6e95c66 [ 121.404545] irq event stamp: 0 [ 121.407621] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.413242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.420769] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.428268] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.433881] ---[ end trace 580a4f9388be6d7c ]--- [ 121.438514] lkdtm: Overflow detected: saturated # [ 121.106423] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 121.114202] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 121.123258] ------------[ cut here ]------------ # [ 121.130786] WARNING: CPU: 0 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.142907] refcount_t: saturated; leaking memory. # [ 121.149228] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 121.178487] CPU: 0 PID: 2778 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 121.186242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.192775] Backtrace: # [ 121.195262] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.202845] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.208524] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.215852] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.222828] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 # [ 121.230590] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.238085] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c6522000 # [ 121.243768] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.252739] r9:c1acf8f8 r8:c15e7d40 r7:c6523f60 r6:0000001f r5:c46b7000 r4:7fffffff # [ 121.260502] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.270954] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 121.282611] r5:c46b7000 r4:c6522000 # [ 121.286208] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.296128] r4:0000002e # [ 121.298676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.306699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.314629] r9:c6523f60 r8:c5308d80 r7:0000001f r6:b6e5a000 r5:c597ba40 r4:c0c2d4e8 # [ 121.322390] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.330232] r9:c07f4a6c r8:c6523f60 r7:c2816000 r6:b6e5a000 r5:c597ba40 r4:00000000 # [ 121.337990] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.345139] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6522000 r5:c597ba40 # [ 121.352975] r4:c597ba40 # [ 121.355523] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.362669] r9:c6522000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:0000001f r4:0000001f # [ 121.370427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.378003] Exception stack(0xc6523fa8 to 0xc6523ff0) # [ 121.383067] 3fa0: 0000001f 0000001f 00000001 b6e5a000 0000001f 00000000 # [ 121.391258] 3fc0: 0000001f 0000001f b6fa1e00 00000004 00000001 00000000 00020000 bed29a54 # [ 121.399444] 3fe0: 00000004 bed29788 b6f0f94f b6e95c66 # [ 121.404545] irq event stamp: 0 # [ 121.407621] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.413242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.420769] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.428268] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.433881] ---[ end trace 580a4f9388be6d7c ]--- # [ 121.438514] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call t[ 121.868174] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO race:': [FAIL] not ok 45 selftes[ 121.875785] lkdtm: attempting good refcount_dec() ts: lkdtm: REFCOUNT_ADD_NOT_ZERO_[ 121.883366] lkdtm: attempting bad refcount_dec() to zero OVERFLOW.sh # exit=1 # selftests[ 121.893037] ------------[ cut here ]------------ : lkdtm: REFCOUNT_DEC_ZERO.sh [ 121.899096] WARNING: CPU: 0 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 121.910182] refcount_t: decrement hit 0; leaking memory. [ 121.915507] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 121.944723] CPU: 0 PID: 2812 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 121.952475] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.959012] Backtrace: [ 121.961495] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.969078] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.974754] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.982082] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.989056] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 [ 121.996815] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.004310] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6624000 [ 122.009989] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.018960] r9:c1acf918 r8:c15e7d40 r7:c6625f60 r6:00000012 r5:c454d000 r4:c6624000 [ 122.026722] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.036392] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 122.046152] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.054943] r4:0000002f [ 122.057491] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.065514] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.073444] r9:c6625f60 r8:c5308d80 r7:00000012 r6:b6e68000 r5:c2fd7b80 r4:c0c2d4e8 [ 122.081207] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.089048] r9:c07f4a6c r8:c6625f60 r7:c2816000 r6:b6e68000 r5:c2fd7b80 r4:00000000 [ 122.096805] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.103953] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6624000 r5:c2fd7b80 [ 122.111789] r4:c2fd7b80 [ 122.114336] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.121484] r9:c6624000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012 [ 122.129241] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.136819] Exception stack(0xc6625fa8 to 0xc6625ff0) [ 122.141883] 5fa0: 00000012 00000012 00000001 b6e68000 00000012 00000000 [ 122.150072] 5fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 bec11a54 [ 122.158258] 5fe0: 00000004 bec11788 b6f1d94f b6ea3c66 [ 122.163350] irq event stamp: 0 [ 122.166426] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.172047] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.179549] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.187074] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.192688] ---[ end trace 580a4f9388be6d7d ]--- [ 122.197318] lkdtm: Zero detected: saturated # [ 121.868174] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 121.875785] lkdtm: attempting good refcount_dec() # [ 121.883366] lkdtm: attempting bad refcount_dec() to zero # [ 121.893037] ------------[ cut here ]------------ # [ 121.899096] WARNING: CPU: 0 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 121.910182] refcount_t: decrement hit 0; leaking memory. # [ 121.915507] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 121.944723] CPU: 0 PID: 2812 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 121.952475] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.959012] Backtrace: # [ 121.961495] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.969078] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.974754] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.982082] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.989056] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 # [ 121.996815] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.004310] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6624000 # [ 122.009989] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.018960] r9:c1acf918 r8:c15e7d40 r7:c6625f60 r6:00000012 r5:c454d000 r4:c6624000 # [ 122.026722] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.036392] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 122.046152] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.054943] r4:0000002f # [ 122.057491] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.065514] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.073444] r9:c6625f60 r8:c5308d80 r7:00000012 r6:b6e68000 r5:c2fd7b80 r4:c0c2d4e8 # [ 122.081207] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.089048] r9:c07f4a6c r8:c6625f60 r7:c2816000 r6:b6e68000 r5:c2fd7b80 r4:00000000 # [ 122.096805] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.103953] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6624000 r5:c2fd7b80 # [ 122.111789] r4:c2fd7b80 # [ 122.114336] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.121484] r9:c6624000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012 # [ 122.129241] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.136819] Exception stack(0xc6625fa8 to 0xc6625ff0) # [ 122.141883] 5fa0: 00000012 00000012 00000001 b6e68000 00000012 00000000 # [ 122.150072] 5fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 bec11a54 # [ 122.158258] 5fe0: 00000004 bec11788 b6f1d94f b6ea3c66 # [ 122.163350] irq event stamp: 0 # [ 122.166426] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.172047] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.179549] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.187074] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.192688] ---[ end trace 580a4f9388be6d7d ]--- # [ 122.197318] 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 [ 122.655759] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 122.661956] lkdtm: attempting bad refcount_dec() below zero [ 122.667579] ------------[ cut here ]------------ [ 122.672350] WARNING: CPU: 3 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.680905] refcount_t: decrement hit 0; leaking memory. [ 122.686241] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 122.715477] CPU: 3 PID: 2849 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 122.723231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.729765] Backtrace: [ 122.732253] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.739837] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.745515] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.752844] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.759819] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 [ 122.767579] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.775072] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6338000 [ 122.780754] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.789726] r9:c1acf92c r8:c15e7d40 r7:c6339f60 r6:00000016 r5:00000000 r4:c6338000 [ 122.797489] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.807160] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 122.817269] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.826409] r5:c5e31000 r4:00000030 [ 122.830001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.838023] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.845953] r9:c6339f60 r8:c5308d80 r7:00000016 r6:b6e84000 r5:c631d540 r4:c0c2d4e8 [ 122.853715] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.861558] r9:c07f4a6c r8:c6339f60 r7:c2816000 r6:b6e84000 r5:c631d540 r4:00000000 [ 122.869314] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.876462] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c6338000 r5:c631d540 [ 122.884297] r4:c631d540 [ 122.886844] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.893991] r9:c6338000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000016 r4:00000016 [ 122.901750] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.909327] Exception stack(0xc6339fa8 to 0xc6339ff0) [ 122.914392] 9fa0: 00000016 00000016 00000001 b6e84000 00000016 00000000 [ 122.922583] 9fc0: 00000016 00000016 b6fcbe00 00000004 00000001 00000000 00020000 be905a54 [ 122.930767] 9fe0: 00000004 be905788 b6f3994f b6ebfc66 [ 122.935894] irq event stamp: 0 [ 122.938972] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.944607] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.952173] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.959681] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.965338] ---[ end trace 580a4f9388be6d7e ]--- [ 122.970023] lkdtm: Negative detected: saturated # [ 122.655759] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 122.661956] lkdtm: attempting bad refcount_dec() below zero # [ 122.667579] ------------[ cut here ]------------ # [ 122.672350] WARNING: CPU: 3 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.680905] refcount_t: decrement hit 0; leaking memory. # [ 122.686241] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 122.715477] CPU: 3 PID: 2849 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 122.723231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.729765] Backtrace: # [ 122.732253] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.739837] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.745515] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.752844] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.759819] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 # [ 122.767579] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.775072] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6338000 # [ 122.780754] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.789726] r9:c1acf92c r8:c15e7d40 r7:c6339f60 r6:00000016 r5:00000000 r4:c6338000 # [ 122.797489] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.807160] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 122.817269] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.826409] r5:c5e31000 r4:00000030 # [ 122.830001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.838023] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.845953] r9:c6339f60 r8:c5308d80 r7:00000016 r6:b6e84000 r5:c631d540 r4:c0c2d4e8 # [ 122.853715] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.861558] r9:c07f4a6c r8:c6339f60 r7:c2816000 r6:b6e84000 r5:c631d540 r4:00000000 # [ 122.869314] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.876462] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c6338000 r5:c631d540 # [ 122.884297] r4:c631d540 # [ 122.886844] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.893991] r9:c6338000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000016 r4:00000016 # [ 122.901750] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.909327] Exception stack(0xc6339fa8 to 0xc6339ff0) # [ 122.914392] 9fa0: 00000016 00000016 00000001 b6e84000 00000016 00000000 # [ 122.922583] 9fc0: 00000016 00000016 b6fcbe00 00000004 00000001 00000000 00020000 be905a54 # [ 122.930767] 9fe0: 00000004 be905788 b6f3994f b6ebfc66 # [ 122.935894] irq event stamp: 0 # [ 122.938972] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.944607] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.952173] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.959681] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.965338] ---[ end trace 580a4f9388be6d7e ]--- # [ 122.970023] 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 [ 123.414945] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 123.421920] lkdtm: attempting bad refcount_dec_and_test() below zero [ 123.428317] ------------[ cut here ]------------ [ 123.433008] WARNING: CPU: 1 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.441662] refcount_t: underflow; use-after-free. [ 123.446487] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 123.475627] CPU: 1 PID: 2884 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 123.483378] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.489908] Backtrace: [ 123.492385] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.499963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 123.505637] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.512960] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.519929] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 [ 123.527684] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.535176] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c671e000 [ 123.540850] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.549905] r9:c1acf944 r8:c15e7d40 r7:c671ff60 r6:0000001f r5:00000000 r4:c671e000 [ 123.557665] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.568113] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 123.579775] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.589694] r5:c637b000 r4:00000031 [ 123.593282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.601300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.609226] r9:c671ff60 r8:c5308d80 r7:0000001f r6:b6df3000 r5:c5aed540 r4:c0c2d4e8 [ 123.616982] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.624819] r9:c07f4a6c r8:c671ff60 r7:c2816000 r6:b6df3000 r5:c5aed540 r4:00000000 [ 123.632572] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.639716] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c671e000 r5:c5aed540 [ 123.647549] r4:c5aed540 [ 123.650093] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.657237] r9:c671e000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f [ 123.664991] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.672566] Exception stack(0xc671ffa8 to 0xc671fff0) [ 123.677626] ffa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 [ 123.685812] ffc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bed21a54 [ 123.693994] ffe0: 00000004 bed21788 b6ea894f b6e2ec66 [ 123.699106] irq event stamp: 0 [ 123.702200] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.707790] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.715324] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.722883] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.728472] ---[ end trace 580a4f9388be6d7f ]--- [ 123.733164] lkdtm: Negative detected: saturated # [ 123.414945] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 123.421920] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 123.428317] ------------[ cut here ]------------ # [ 123.433008] WARNING: CPU: 1 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.441662] refcount_t: underflow; use-after-free. # [ 123.446487] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 123.475627] CPU: 1 PID: 2884 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 123.483378] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.489908] Backtrace: # [ 123.492385] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.499963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 123.505637] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.512960] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.519929] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 # [ 123.527684] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.535176] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c671e000 # [ 123.540850] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.549905] r9:c1acf944 r8:c15e7d40 r7:c671ff60 r6:0000001f r5:00000000 r4:c671e000 # [ 123.557665] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.568113] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 123.579775] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.589694] r5:c637b000 r4:00000031 # [ 123.593282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.601300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.609226] r9:c671ff60 r8:c5308d80 r7:0000001f r6:b6df3000 r5:c5aed540 r4:c0c2d4e8 # [ 123.616982] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.624819] r9:c07f4a6c r8:c671ff60 r7:c2816000 r6:b6df3000 r5:c5aed540 r4:00000000 # [ 123.632572] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.639716] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c671e000 r5:c5aed540 # [ 123.647549] r4:c5aed540 # [ 123.650093] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.657237] r9:c671e000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f # [ 123.664991] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.672566] Exception stack(0xc671ffa8 to 0xc671fff0) # [ 123.677626] ffa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 # [ 123.685812] ffc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bed21a54 # [ 123.693994] ffe0: 00000004 bed21788 b6ea894f b6e2ec66 # [ 123.699106] irq event stamp: 0 # [ 123.702200] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.707790] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.715324] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.722883] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.728472] ---[ end trace 580a4f9388be6d7f ]--- # [ 123.733164] 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 [ 124.192435] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 124.199248] lkdtm: attempting bad refcount_sub_and_test() below zero [ 124.205682] ------------[ cut here ]------------ [ 124.210409] WARNING: CPU: 1 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.218949] refcount_t: underflow; use-after-free. [ 124.223814] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 124.253035] CPU: 1 PID: 2919 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 124.260788] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.267322] Backtrace: [ 124.269805] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.277387] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 124.283065] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.290394] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.297369] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 [ 124.305130] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.312621] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c63d0000 [ 124.318300] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.327357] r9:c1acf964 r8:c15e7d40 r7:c63d1f60 r6:0000001f r5:c637b000 r4:c63d0000 [ 124.335124] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.345581] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 124.357246] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.367167] r4:00000032 [ 124.369715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.377738] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.385667] r9:c63d1f60 r8:c5308d80 r7:0000001f r6:b6e0e000 r5:c5aec000 r4:c0c2d4e8 [ 124.393428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.401272] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6e0e000 r5:c5aec000 r4:00000000 [ 124.409030] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.416179] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c63d0000 r5:c5aec000 [ 124.424014] r4:c5aec000 [ 124.426560] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.433707] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000001f r4:0000001f [ 124.441464] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.449041] Exception stack(0xc63d1fa8 to 0xc63d1ff0) [ 124.454105] 1fa0: 0000001f 0000001f 00000001 b6e0e000 0000001f 00000000 [ 124.462296] 1fc0: 0000001f 0000001f b6f55e00 00000004 00000001 00000000 00020000 bea0ca54 [ 124.470481] 1fe0: 00000004 bea0c788 b6ec394f b6e49c66 [ 124.475619] irq event stamp: 0 [ 124.478706] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.484333] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.491876] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.499381] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.505003] ---[ end trace 580a4f9388be6d80 ]--- [ 124.509637] lkdtm: Negative detected: saturated # [ 124.192435] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 124.199248] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 124.205682] ------------[ cut here ]------------ # [ 124.210409] WARNING: CPU: 1 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.218949] refcount_t: underflow; use-after-free. # [ 124.223814] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 124.253035] CPU: 1 PID: 2919 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 124.260788] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.267322] Backtrace: # [ 124.269805] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.277387] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 124.283065] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.290394] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.297369] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 # [ 124.305130] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.312621] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c63d0000 # [ 124.318300] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.327357] r9:c1acf964 r8:c15e7d40 r7:c63d1f60 r6:0000001f r5:c637b000 r4:c63d0000 # [ 124.335124] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.345581] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 124.357246] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.367167] r4:00000032 # [ 124.369715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.377738] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.385667] r9:c63d1f60 r8:c5308d80 r7:0000001f r6:b6e0e000 r5:c5aec000 r4:c0c2d4e8 # [ 124.393428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.401272] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6e0e000 r5:c5aec000 r4:00000000 # [ 124.409030] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.416179] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c63d0000 r5:c5aec000 # [ 124.424014] r4:c5aec000 # [ 124.426560] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.433707] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000001f r4:0000001f # [ 124.441464] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.449041] Exception stack(0xc63d1fa8 to 0xc63d1ff0) # [ 124.454105] 1fa0: 0000001f 0000001f 00000001 b6e0e000 0000001f 00000000 # [ 124.462296] 1fc0: 0000001f 0000001f b6f55e00 00000004 00000001 00000000 00020000 bea0ca54 # [ 124.470481] 1fe0: 00000004 bea0c788 b6ec394f b6e49c66 # [ 124.475619] irq event stamp: 0 # [ 124.478706] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.484333] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.491876] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.499381] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.505003] ---[ end trace 580a4f9388be6d80 ]--- # [ 124.509637] 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: lkdt[ 124.958718] lkdtm: Performing direct entry REFCOUNT_INC_ZERO m: REFCOUNT_INC_ZERO.sh [ 124.966422] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 124.974866] lkdtm: Good: zero detected [ 124.978631] lkdtm: Correctly stayed at zero [ 124.982921] lkdtm: attempting bad refcount_inc() from zero [ 124.988441] ------------[ cut here ]------------ [ 124.993113] WARNING: CPU: 2 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 125.001682] refcount_t: addition on 0; use-after-free. [ 125.006831] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 125.035993] CPU: 2 PID: 2951 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 125.043742] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.050274] Backtrace: [ 125.052747] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.060326] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.065998] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.073322] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.080292] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239e8 [ 125.088048] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.095538] r7:00000019 r6:c1a239e8 r5:c1a239f8 r4:c6340000 [ 125.101213] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 125.110267] r9:c1acf984 r8:c15e7d40 r7:c6341f60 r6:00000012 r5:00000000 r4:c6340000 [ 125.118027] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 125.127696] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 125.137447] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.146237] r5:c5cd2000 r4:00000033 [ 125.149824] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.157840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.165766] r9:c6341f60 r8:c5308d80 r7:00000012 r6:b6e68000 r5:c5c27cc0 r4:c0c2d4e8 [ 125.173520] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.181358] r9:c07f4a6c r8:c6341f60 r7:c2816000 r6:b6e68000 r5:c5c27cc0 r4:00000000 [ 125.189111] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.196255] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6340000 r5:c5c27cc0 [ 125.204088] r4:c5c27cc0 [ 125.206630] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.213775] r9:c6340000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012 [ 125.221527] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.229102] Exception stack(0xc6341fa8 to 0xc6341ff0) [ 125.234162] 1fa0: 00000012 00000012 00000001 b6e68000 00000012 00000000 [ 125.242348] 1fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 be8a7a54 [ 125.250532] 1fe0: 00000004 be8a7788 b6f1d94f b6ea3c66 [ 125.255643] irq event stamp: 0 [ 125.258715] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.264340] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.271876] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.279373] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.284993] ---[ end trace 580a4f9388be6d81 ]--- [ 125.289638] lkdtm: Zero detected: saturated # [ 124.958718] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 124.966422] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 124.974866] lkdtm: Good: zero detected # [ 124.978631] lkdtm: Correctly stayed at zero # [ 124.982921] lkdtm: attempting bad refcount_inc() from zero # [ 124.988441] ------------[ cut here ]------------ # [ 124.993113] WARNING: CPU: 2 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 125.001682] refcount_t: addition on 0; use-after-free. # [ 125.006831] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 125.035993] CPU: 2 PID: 2951 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 125.043742] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.050274] Backtrace: # [ 125.052747] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.060326] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.065998] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.073322] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.080292] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239e8 # [ 125.088048] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.095538] r7:00000019 r6:c1a239e8 r5:c1a239f8 r4:c6340000 # [ 125.101213] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 125.110267] r9:c1acf984 r8:c15e7d40 r7:c6341f60 r6:00000012 r5:00000000 r4:c6340000 # [ 125.118027] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 125.127696] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 125.137447] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.146237] r5:c5cd2000 r4:00000033 # [ 125.149824] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.157840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.165766] r9:c6341f60 r8:c5308d80 r7:00000012 r6:b6e68000 r5:c5c27cc0 r4:c0c2d4e8 # [ 125.173520] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.181358] r9:c07f4a6c r8:c6341f60 r7:c2816000 r6:b6e68000 r5:c5c27cc0 r4:00000000 # [ 125.189111] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.196255] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6340000 r5:c5c27cc0 # [ 125.204088] r4:c5c27cc0 # [ 125.206630] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.213775] r9:c6340000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012 # [ 125.221527] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.229102] Exception stack(0xc6341fa8 to 0xc6341ff0) # [ 125.234162] 1fa0: 00000012 00000012 00000001 b6e68000 00000012 00000000 # [ 125.242348] 1fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 be8a7a54 # [ 125.250532] 1fe0: 00000004 be8a7788 b6f1d94f b6ea3c66 # [ 125.255643] irq event stamp: 0 # [ 125.258715] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.264340] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.271876] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.279373] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.284993] ---[ end trace 580a4f9388be6d81 ]--- # [ 125.289638] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 125.778603] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 125.784463] lkdtm: attempting safe refcount_add_not_zero() from zero [ 125.790908] lkdtm: Good: zero detected [ 125.794673] lkdtm: Correctly stayed at zero [ 125.798867] lkdtm: attempting bad refcount_add() from zero [ 125.804460] ------------[ cut here ]------------ [ 125.809131] WARNING: CPU: 0 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 125.817693] refcount_t: addition on 0; use-after-free. [ 125.822883] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 125.852052] CPU: 0 PID: 2985 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 125.859802] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.866335] Backtrace: [ 125.868811] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.876391] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.882066] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.889388] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.896360] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239e8 [ 125.904116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.911607] r7:00000019 r6:c1a239e8 r5:c1a239f8 r4:c5db0000 [ 125.917281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 125.926334] r9:c1acf998 r8:c15e7d40 r7:c5db1f60 r6:00000012 r5:00000000 r4:c5db0000 [ 125.934094] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 125.943762] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 125.953512] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.962304] r5:c64bf000 r4:00000034 [ 125.965891] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.973909] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.981835] r9:c5db1f60 r8:c5308d80 r7:00000012 r6:b6e6a000 r5:c5b8bb80 r4:c0c2d4e8 [ 125.989591] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.997430] r9:c07f4a6c r8:c5db1f60 r7:c2816000 r6:b6e6a000 r5:c5b8bb80 r4:00000000 [ 126.005180] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.012325] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5db0000 r5:c5b8bb80 [ 126.020159] r4:c5b8bb80 [ 126.022702] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.029846] r9:c5db0000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000012 r4:00000012 [ 126.037600] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.045175] Exception stack(0xc5db1fa8 to 0xc5db1ff0) [ 126.050235] 1fa0: 00000012 00000012 00000001 b6e6a000 00000012 00000000 [ 126.058420] 1fc0: 00000012 00000012 b6fb1e00 00000004 00000001 00000000 00020000 bee1ba54 [ 126.066602] 1fe0: 00000004 bee1b788 b6f1f94f b6ea5c66 [ 126.071723] irq event stamp: 0 [ 126.074796] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.080413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.088523] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.096140] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.101751] ---[ end trace 580a4f9388be6d82 ]--- [ 126.106380] lkdtm: Zero detected: saturated # [ 125.778603] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 125.784463] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 125.790908] lkdtm: Good: zero detected # [ 125.794673] lkdtm: Correctly stayed at zero # [ 125.798867] lkdtm: attempting bad refcount_add() from zero # [ 125.804460] ------------[ cut here ]------------ # [ 125.809131] WARNING: CPU: 0 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 125.817693] refcount_t: addition on 0; use-after-free. # [ 125.822883] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 125.852052] CPU: 0 PID: 2985 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 125.859802] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.866335] Backtrace: # [ 125.868811] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.876391] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.882066] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.889388] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.896360] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239e8 # [ 125.904116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.911607] r7:00000019 r6:c1a239e8 r5:c1a239f8 r4:c5db0000 # [ 125.917281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 125.926334] r9:c1acf998 r8:c15e7d40 r7:c5db1f60 r6:00000012 r5:00000000 r4:c5db0000 # [ 125.934094] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 125.943762] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 125.953512] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.962304] r5:c64bf000 r4:00000034 # [ 125.965891] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.973909] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.981835] r9:c5db1f60 r8:c5308d80 r7:00000012 r6:b6e6a000 r5:c5b8bb80 r4:c0c2d4e8 # [ 125.989591] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.997430] r9:c07f4a6c r8:c5db1f60 r7:c2816000 r6:b6e6a000 r5:c5b8bb80 r4:00000000 # [ 126.005180] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.012325] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5db0000 r5:c5b8bb80 # [ 126.020159] r4:c5b8bb80 # [ 126.022702] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.029846] r9:c5db0000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000012 r4:00000012 # [ 126.037600] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.045175] Exception stack(0xc5db1fa8 to 0xc5db1ff0) # [ 126.050235] 1fa0: 00000012 00000012 00000001 b6e6a000 00000012 00000000 # [ 126.058420] 1fc0: 00000012 00000012 b6fb1e00 00000004 00000001 00000000 00020000 bee1ba54 # [ 126.066602] 1fe0: 00000004 bee1b788 b6f1f94f b6ea5c66 # [ 126.071723] irq event stamp: 0 # [ 126.074796] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.080413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.088523] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.096140] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.101751] ---[ end trace 580a4f9388be6d82 ]--- # [ 126.106380] 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 [ 126.585492] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 126.591734] lkdtm: attempting bad refcount_inc() from saturated [ 126.597694] ------------[ cut here ]------------ [ 126.602407] WARNING: CPU: 2 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 126.611005] refcount_t: saturated; leaking memory. [ 126.615831] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 126.644988] CPU: 2 PID: 3022 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 126.652739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.659270] Backtrace: [ 126.661744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.669323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 126.674994] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.682318] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.689287] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 [ 126.697041] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.704531] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c617e000 [ 126.710207] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 126.719175] r9:c1acf9ac r8:c15e7d40 r7:c617ff60 r6:00000017 r5:c5c99000 r4:c617e000 [ 126.726936] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 126.736602] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 126.746786] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.756007] r4:00000035 [ 126.758551] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.766569] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.774494] r9:c617ff60 r8:c5308d80 r7:00000017 r6:b6de0000 r5:c5b21040 r4:c0c2d4e8 [ 126.782252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.790092] r9:c07f4a6c r8:c617ff60 r7:c2816000 r6:b6de0000 r5:c5b21040 r4:00000000 [ 126.797844] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.804987] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c617e000 r5:c5b21040 [ 126.812819] r4:c5b21040 [ 126.815362] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.822505] r9:c617e000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017 [ 126.830258] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.837832] Exception stack(0xc617ffa8 to 0xc617fff0) [ 126.842895] ffa0: 00000017 00000017 00000001 b6de0000 00000017 00000000 [ 126.851081] ffc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 bed36a54 [ 126.859264] ffe0: 00000004 bed36788 b6e9594f b6e1bc66 [ 126.864382] irq event stamp: 0 [ 126.867455] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.873073] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.880611] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.888135] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.893747] ---[ end trace 580a4f9388be6d83 ]--- [ 126.898379] lkdtm: Saturation detected: still saturated # [ 126.585492] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 126.591734] lkdtm: attempting bad refcount_inc() from saturated # [ 126.597694] ------------[ cut here ]------------ # [ 126.602407] WARNING: CPU: 2 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 126.611005] refcount_t: saturated; leaking memory. # [ 126.615831] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 126.644988] CPU: 2 PID: 3022 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 126.652739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.659270] Backtrace: # [ 126.661744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.669323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.674994] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.682318] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.689287] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 # [ 126.697041] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.704531] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c617e000 # [ 126.710207] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 126.719175] r9:c1acf9ac r8:c15e7d40 r7:c617ff60 r6:00000017 r5:c5c99000 r4:c617e000 # [ 126.726936] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 126.736602] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 126.746786] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.756007] r4:00000035 # [ 126.758551] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.766569] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.774494] r9:c617ff60 r8:c5308d80 r7:00000017 r6:b6de0000 r5:c5b21040 r4:c0c2d4e8 # [ 126.782252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.790092] r9:c07f4a6c r8:c617ff60 r7:c2816000 r6:b6de0000 r5:c5b21040 r4:00000000 # [ 126.797844] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.804987] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c617e000 r5:c5b21040 # [ 126.812819] r4:c5b21040 # [ 126.815362] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.822505] r9:c617e000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017 # [ 126.830258] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.837832] Exception stack(0xc617ffa8 to 0xc617fff0) # [ 126.842895] ffa0: 00000017 00000017 00000001 b6de0000 00000017 00000000 # [ 126.851081] ffc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 bed36a54 # [ 126.859264] ffe0: 00000004 bed36788 b6e9594f b6e1bc66 # [ 126.864382] irq event stamp: 0 # [ 126.867455] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.873073] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.880611] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.888135] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.893747] ---[ end trace 580a4f9388be6d83 ]--- # [ 126.898379] 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 [ 127.365628] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 127.371815] lkdtm: attempting bad refcount_dec() from saturated [ 127.377746] ------------[ cut here ]------------ [ 127.382434] WARNING: CPU: 1 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 127.390930] refcount_t: decrement hit 0; leaking memory. [ 127.396273] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 127.425432] CPU: 1 PID: 3057 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 127.433182] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.439714] Backtrace: [ 127.442192] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.449771] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 127.455443] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.462765] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.469736] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 [ 127.477492] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.484983] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6334000 [ 127.490661] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 127.499627] r9:c1acf9c4 r8:c15e7d40 r7:c6335f60 r6:00000017 r5:c637b000 r4:c6334000 [ 127.507385] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 127.517050] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 127.527239] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.536463] r4:00000036 [ 127.539008] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.547025] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.554951] r9:c6335f60 r8:c5308d80 r7:00000017 r6:b6e71000 r5:c5ab72c0 r4:c0c2d4e8 [ 127.562708] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.570546] r9:c07f4a6c r8:c6335f60 r7:c2816000 r6:b6e71000 r5:c5ab72c0 r4:00000000 [ 127.578299] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.585442] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c6334000 r5:c5ab72c0 [ 127.593278] r4:c5ab72c0 [ 127.595821] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.602964] r9:c6334000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000017 r4:00000017 [ 127.610718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.618293] Exception stack(0xc6335fa8 to 0xc6335ff0) [ 127.623353] 5fa0: 00000017 00000017 00000001 b6e71000 00000017 00000000 [ 127.631537] 5fc0: 00000017 00000017 b6fb8e00 00000004 00000001 00000000 00020000 bea12a54 [ 127.639719] 5fe0: 00000004 bea12788 b6f2694f b6eacc66 [ 127.644839] irq event stamp: 0 [ 127.647911] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.653537] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.661088] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.668600] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.674237] ---[ end trace 580a4f9388be6d84 ]--- [ 127.678870] lkdtm: Saturation detected: still saturated # [ 127.365628] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 127.371815] lkdtm: attempting bad refcount_dec() from saturated # [ 127.377746] ------------[ cut here ]------------ # [ 127.382434] WARNING: CPU: 1 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 127.390930] refcount_t: decrement hit 0; leaking memory. # [ 127.396273] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 127.425432] CPU: 1 PID: 3057 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 127.433182] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.439714] Backtrace: # [ 127.442192] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.449771] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 127.455443] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.462765] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.469736] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239e8 # [ 127.477492] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.484983] r7:0000001f r6:c1a239e8 r5:c1a23a4c r4:c6334000 # [ 127.490661] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 127.499627] r9:c1acf9c4 r8:c15e7d40 r7:c6335f60 r6:00000017 r5:c637b000 r4:c6334000 # [ 127.507385] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 127.517050] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 127.527239] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.536463] r4:00000036 # [ 127.539008] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.547025] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.554951] r9:c6335f60 r8:c5308d80 r7:00000017 r6:b6e71000 r5:c5ab72c0 r4:c0c2d4e8 # [ 127.562708] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.570546] r9:c07f4a6c r8:c6335f60 r7:c2816000 r6:b6e71000 r5:c5ab72c0 r4:00000000 # [ 127.578299] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.585442] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c6334000 r5:c5ab72c0 # [ 127.593278] r4:c5ab72c0 # [ 127.595821] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.602964] r9:c6334000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000017 r4:00000017 # [ 127.610718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.618293] Exception stack(0xc6335fa8 to 0xc6335ff0) # [ 127.623353] 5fa0: 00000017 00000017 00000001 b6e71000 00000017 00000000 # [ 127.631537] 5fc0: 00000017 00000017 b6fb8e00 00000004 00000001 00000000 00020000 bea12a54 # [ 127.639719] 5fe0: 00000004 bea12788 b6f2694f b6eacc66 # [ 127.644839] irq event stamp: 0 # [ 127.647911] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.653537] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.661088] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.668600] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.674237] ---[ end trace 580a4f9388be6d84 ]--- # [ 127.678870] 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 [ 128.163655] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 128.169775] lkdtm: attempting bad refcount_dec() from saturated [ 128.175814] ------------[ cut here ]------------ [ 128.180599] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 128.189072] refcount_t: saturated; leaking memory. [ 128.193918] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 128.223076] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 128.230826] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.237357] Backtrace: [ 128.239832] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.247410] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 128.253083] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.260406] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.267379] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 [ 128.275135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.282623] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c631e000 [ 128.288299] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 128.297268] r9:c1acf9dc r8:c15e7d40 r7:c631ff60 r6:00000017 r5:c5f08000 r4:c631e000 [ 128.305029] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 128.314697] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 128.324882] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.334104] r4:00000037 [ 128.336647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.344664] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.352589] r9:c631ff60 r8:c5308d80 r7:00000017 r6:b6e53000 r5:c5c47900 r4:c0c2d4e8 [ 128.360345] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.368183] r9:c07f4a6c r8:c631ff60 r7:c2816000 r6:b6e53000 r5:c5c47900 r4:00000000 [ 128.375937] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.383080] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c631e000 r5:c5c47900 [ 128.390913] r4:c5c47900 [ 128.393456] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.400600] r9:c631e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000017 r4:00000017 [ 128.408354] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.415929] Exception stack(0xc631ffa8 to 0xc631fff0) [ 128.420989] ffa0: 00000017 00000017 00000001 b6e53000 00000017 00000000 [ 128.429175] ffc0: 00000017 00000017 b6f9ae00 00000004 00000001 00000000 00020000 bea1ca54 [ 128.437357] ffe0: 00000004 bea1c788 b6f0894f b6e8ec66 [ 128.442473] irq event stamp: 0 [ 128.445577] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.451217] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.458718] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.466259] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.471881] ---[ end trace 580a4f9388be6d85 ]--- [ 128.476513] lkdtm: Saturation detected: still saturated # [ 128.163655] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 128.169775] lkdtm: attempting bad refcount_dec() from saturated # [ 128.175814] ------------[ cut here ]------------ # [ 128.180599] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 128.189072] refcount_t: saturated; leaking memory. # [ 128.193918] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 128.223076] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 128.230826] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.237357] Backtrace: # [ 128.239832] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.247410] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 128.253083] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.260406] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.267379] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239e8 # [ 128.275135] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.282623] r7:00000016 r6:c1a239e8 r5:c1a239c0 r4:c631e000 # [ 128.288299] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 128.297268] r9:c1acf9dc r8:c15e7d40 r7:c631ff60 r6:00000017 r5:c5f08000 r4:c631e000 # [ 128.305029] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 128.314697] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 128.324882] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.334104] r4:00000037 # [ 128.336647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.344664] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.352589] r9:c631ff60 r8:c5308d80 r7:00000017 r6:b6e53000 r5:c5c47900 r4:c0c2d4e8 # [ 128.360345] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.368183] r9:c07f4a6c r8:c631ff60 r7:c2816000 r6:b6e53000 r5:c5c47900 r4:00000000 # [ 128.375937] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.383080] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c631e000 r5:c5c47900 # [ 128.390913] r4:c5c47900 # [ 128.393456] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.400600] r9:c631e000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000017 r4:00000017 # [ 128.408354] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.415929] Exception stack(0xc631ffa8 to 0xc631fff0) # [ 128.420989] ffa0: 00000017 00000017 00000001 b6e53000 00000017 00000000 # [ 128.429175] ffc0: 00000017 00000017 b6f9ae00 00000004 00000001 00000000 00020000 bea1ca54 # [ 128.437357] ffe0: 00000004 bea1c788 b6f0894f b6e8ec66 # [ 128.442473] irq event stamp: 0 # [ 128.445577] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.451217] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.458718] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.466259] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.471881] ---[ end trace 580a4f9388be6d85 ]--- # [ 128.476513] 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 [ 128.953690] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 128.960726] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 128.967469] ------------[ cut here ]------------ [ 128.972170] WARNING: CPU: 2 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 128.980757] refcount_t: saturated; leaking memory. [ 128.985583] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 129.014743] CPU: 2 PID: 3124 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 129.022493] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.029025] Backtrace: [ 129.031502] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.039082] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 129.044755] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.052079] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.059053] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 [ 129.066809] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.074299] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c671e000 [ 129.079976] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 129.088943] r9:c1acf9f4 r8:c15e7d40 r7:c671ff60 r6:00000020 r5:c5cd2000 r4:c0000000 [ 129.096701] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 129.107147] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 129.118887] r5:c5cd2000 r4:c671e000 [ 129.122479] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.132484] r4:00000038 [ 129.135031] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.143049] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.150974] r9:c671ff60 r8:c5308d80 r7:00000020 r6:b6dce000 r5:c5b21680 r4:c0c2d4e8 [ 129.158731] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.166571] r9:c07f4a6c r8:c671ff60 r7:c2816000 r6:b6dce000 r5:c5b21680 r4:00000000 [ 129.174322] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.181467] r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c671e000 r5:c5b21680 [ 129.189302] r4:c5b21680 [ 129.191845] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.198989] r9:c671e000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000020 r4:00000020 [ 129.206744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.214317] Exception stack(0xc671ffa8 to 0xc671fff0) [ 129.219379] ffa0: 00000020 00000020 00000001 b6dce000 00000020 00000000 [ 129.227566] ffc0: 00000020 00000020 b6f15e00 00000004 00000001 00000000 00020000 beaf1a54 [ 129.235751] ffe0: 00000004 beaf1788 b6e8394f b6e09c66 [ 129.240874] irq event stamp: 0 [ 129.243947] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.249541] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.257103] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.264649] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.270267] ---[ end trace 580a4f9388be6d86 ]--- [ 129.274902] lkdtm: Saturation detected: still saturated # [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 # [ 0.000000] Switching to timer-based delay loop, resolution 333ns # [ 128.953690] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 128.960726] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 128.967469] ------------[ cut here ]------------ # [ 128.972170] WARNING: CPU: 2 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 128.980757] refcount_t: saturated; leaking memory. # [ 128.985583] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 129.014743] CPU: 2 PID: 3124 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 129.022493] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.029025] Backtrace: # [ 129.031502] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.039082] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 129.044755] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.052079] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.059053] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 # [ 129.066809] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.074299] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c671e000 # [ 129.079976] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 129.088943] r9:c1acf9f4 r8:c15e7d40 r7:c671ff60 r6:00000020 r5:c5cd2000 r4:c0000000 # [ 129.096701] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 129.107147] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 129.118887] r5:c5cd2000 r4:c671e000 # [ 129.122479] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.132484] r4:00000038 # [ 129.135031] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.143049] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.150974] r9:c671ff60 r8:c5308d80 r7:00000020 r6:b6dce000 r5:c5b21680 r4:c0c2d4e8 # [ 129.158731] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.166571] r9:c07f4a6c r8:c671ff60 r7:c2816000 r6:b6dce000 r5:c5b21680 r4:00000000 # [ 129.174322] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.181467] r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c671e000 r5:c5b21680 # [ 129.189302] r4:c5b21680 # [ 129.191845] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.198989] r9:c671e000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000020 r4:00000020 # [ 129.206744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.214317] Exception stack(0xc671ffa8 to 0xc671fff0) # [ 129.219379] ffa0: 00000020 00000020 00000001 b6dce000 00000020 00000000 # [ 129.227566] ffc0: 00000020 00000020 b6f15e00 00000004 00000001 00000000 00020000 beaf1a54 # [ 129.235751] ffe0: 00000004 beaf1788 b6e8394f b6e09c66 # [ 129.240874] irq event stamp: 0 # [ 129.243947] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.249541] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.257103] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.264649] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.270267] ---[ end trace 580a4f9388be6d86 ]--- # [ 129.274902] 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 [ 129.762041] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 129.768937] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 129.775860] ------------[ cut here ]------------ [ 129.780603] WARNING: CPU: 1 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 129.789055] refcount_t: saturated; leaking memory. [ 129.793965] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 129.823428] CPU: 1 PID: 3158 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 129.831177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.837709] Backtrace: [ 129.840183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.847764] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 129.853437] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.860760] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.867732] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 [ 129.875488] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.882978] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c631e000 [ 129.888655] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 129.897624] r9:c1acfa14 r8:c15e7d40 r7:c631ff60 r6:00000020 r5:c5f08000 r4:c0000000 [ 129.905381] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 129.915827] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 129.927569] r5:c5f08000 r4:c631e000 [ 129.931159] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.941165] r4:00000039 [ 129.943710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.951731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.959656] r9:c631ff60 r8:c5308d80 r7:00000020 r6:b6de5000 r5:c2fd6000 r4:c0c2d4e8 [ 129.967414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.975251] r9:c07f4a6c r8:c631ff60 r7:c2816000 r6:b6de5000 r5:c2fd6000 r4:00000000 [ 129.983004] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.990146] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c631e000 r5:c2fd6000 [ 129.997980] r4:c2fd6000 [ 130.000524] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.007668] r9:c631e000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000020 r4:00000020 [ 130.015423] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.022997] Exception stack(0xc631ffa8 to 0xc631fff0) [ 130.028057] ffa0: 00000020 00000020 00000001 b6de5000 00000020 00000000 [ 130.036246] ffc0: 00000020 00000020 b6f2ce00 00000004 00000001 00000000 00020000 bebc6a54 [ 130.044429] ffe0: 00000004 bebc6788 b6e9a94f b6e20c66 [ 130.049565] irq event stamp: 0 [ 130.052669] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.058261] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.065804] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.073376] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.078973] ---[ end trace 580a4f9388be6d87 ]--- [ 130.083667] lkdtm: Saturation detected: still saturated # [ 129.762041] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 129.768937] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 129.775860] ------------[ cut here ]------------ # [ 129.780603] WARNING: CPU: 1 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 129.789055] refcount_t: saturated; leaking memory. # [ 129.793965] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 129.823428] CPU: 1 PID: 3158 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 129.831177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.837709] Backtrace: # [ 129.840183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.847764] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 129.853437] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.860760] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.867732] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239e8 # [ 129.875488] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.882978] r7:00000013 r6:c1a239e8 r5:c1a239c0 r4:c631e000 # [ 129.888655] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 129.897624] r9:c1acfa14 r8:c15e7d40 r7:c631ff60 r6:00000020 r5:c5f08000 r4:c0000000 # [ 129.905381] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 129.915827] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 129.927569] r5:c5f08000 r4:c631e000 # [ 129.931159] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.941165] r4:00000039 # [ 129.943710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.951731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.959656] r9:c631ff60 r8:c5308d80 r7:00000020 r6:b6de5000 r5:c2fd6000 r4:c0c2d4e8 # [ 129.967414] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.975251] r9:c07f4a6c r8:c631ff60 r7:c2816000 r6:b6de5000 r5:c2fd6000 r4:00000000 # [ 129.983004] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.990146] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c631e000 r5:c2fd6000 # [ 129.997980] r4:c2fd6000 # [ 130.000524] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.007668] r9:c631e000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000020 r4:00000020 # [ 130.015423] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.022997] Exception stack(0xc631ffa8 to 0xc631fff0) # [ 130.028057] ffa0: 00000020 00000020 00000001 b6de5000 00000020 00000000 # [ 130.036246] ffc0: 00000020 00000020 b6f2ce00 00000004 00000001 00000000 00020000 bebc6a54 # [ 130.044429] ffe0: 00000004 bebc6788 b6e9a94f b6e20c66 # [ 130.049565] irq event stamp: 0 # [ 130.052669] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.058261] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.065804] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.073376] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.078973] ---[ end trace 580a4f9388be6d87 ]--- # [ 130.083667] 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 [ 130.574228] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 130.581189] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 130.587906] ------------[ cut here ]------------ [ 130.592691] WARNING: CPU: 3 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 130.601294] refcount_t: underflow; use-after-free. [ 130.606096] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 130.635246] CPU: 3 PID: 3195 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 130.642996] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.649529] Backtrace: [ 130.652004] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.659583] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 130.665260] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.672584] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.679556] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 [ 130.687312] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.694802] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c63d4000 [ 130.700478] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 130.709533] r9:c1acfa34 r8:c15e7d40 r7:c63d5f60 r6:00000020 r5:c65cc000 r4:c63d4000 [ 130.717294] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 130.727746] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 130.739496] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.749501] r4:0000003a [ 130.752047] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.760065] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.767990] r9:c63d5f60 r8:c5308d80 r7:00000020 r6:b6dfd000 r5:c5b68f00 r4:c0c2d4e8 [ 130.775747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.783585] r9:c07f4a6c r8:c63d5f60 r7:c2816000 r6:b6dfd000 r5:c5b68f00 r4:00000000 [ 130.791338] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.798481] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c63d4000 r5:c5b68f00 [ 130.806314] r4:c5b68f00 [ 130.808857] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.816001] r9:c63d4000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000020 r4:00000020 [ 130.823755] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.831329] Exception stack(0xc63d5fa8 to 0xc63d5ff0) [ 130.836390] 5fa0: 00000020 00000020 00000001 b6dfd000 00000020 00000000 [ 130.844577] 5fc0: 00000020 00000020 b6f44e00 00000004 00000001 00000000 00020000 be985a54 [ 130.852761] 5fe0: 00000004 be985788 b6eb294f b6e38c66 [ 130.857880] irq event stamp: 0 [ 130.860972] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.866562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.874103] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.881637] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.887239] ---[ end trace 580a4f9388be6d88 ]--- [ 130.891911] lkdtm: Saturation detected: still saturated # [ 130.574228] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 130.581189] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 130.587906] ------------[ cut here ]------------ # [ 130.592691] WARNING: CPU: 3 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 130.601294] refcount_t: underflow; use-after-free. # [ 130.606096] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 130.635246] CPU: 3 PID: 3195 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 130.642996] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.649529] Backtrace: # [ 130.652004] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.659583] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 130.665260] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.672584] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.679556] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 # [ 130.687312] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.694802] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c63d4000 # [ 130.700478] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 130.709533] r9:c1acfa34 r8:c15e7d40 r7:c63d5f60 r6:00000020 r5:c65cc000 r4:c63d4000 # [ 130.717294] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 130.727746] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 130.739496] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.749501] r4:0000003a # [ 130.752047] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.760065] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.767990] r9:c63d5f60 r8:c5308d80 r7:00000020 r6:b6dfd000 r5:c5b68f00 r4:c0c2d4e8 # [ 130.775747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.783585] r9:c07f4a6c r8:c63d5f60 r7:c2816000 r6:b6dfd000 r5:c5b68f00 r4:00000000 # [ 130.791338] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.798481] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c63d4000 r5:c5b68f00 # [ 130.806314] r4:c5b68f00 # [ 130.808857] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.816001] r9:c63d4000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000020 r4:00000020 # [ 130.823755] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.831329] Exception stack(0xc63d5fa8 to 0xc63d5ff0) # [ 130.836390] 5fa0: 00000020 00000020 00000001 b6dfd000 00000020 00000000 # [ 130.844577] 5fc0: 00000020 00000020 b6f44e00 00000004 00000001 00000000 00020000 be985a54 # [ 130.852761] 5fe0: 00000004 be985788 b6eb294f b6e38c66 # [ 130.857880] irq event stamp: 0 # [ 130.860972] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.866562] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.874103] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.881637] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.887239] ---[ end trace 580a4f9388be6d88 ]--- # [ 130.891911] 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 [ 131.388594] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 131.395634] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 131.402433] ------------[ cut here ]------------ [ 131.407971] WARNING: CPU: 0 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 131.416650] refcount_t: underflow; use-after-free. [ 131.421493] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 [ 131.450649] CPU: 0 PID: 3230 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 131.458397] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.464929] Backtrace: [ 131.467402] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.474983] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 131.480655] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.487980] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.494950] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 [ 131.502706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.510199] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c6784000 [ 131.515875] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 131.524929] r9:c1acfa54 r8:c15e7d40 r7:c6785f60 r6:00000020 r5:c6333000 r4:c6784000 [ 131.532691] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 131.543141] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 131.554890] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.564893] r4:0000003b [ 131.567439] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.575457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.583381] r9:c6785f60 r8:c5308d80 r7:00000020 r6:b6e01000 r5:c5b34640 r4:c0c2d4e8 [ 131.591137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.598977] r9:c07f4a6c r8:c6785f60 r7:c2816000 r6:b6e01000 r5:c5b34640 r4:00000000 [ 131.606731] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.613875] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c6784000 r5:c5b34640 [ 131.621708] r4:c5b34640 [ 131.624251] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.631396] r9:c6784000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:00000020 r4:00000020 [ 131.639151] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.646726] Exception stack(0xc6785fa8 to 0xc6785ff0) [ 131.651789] 5fa0: 00000020 00000020 00000001 b6e01000 00000020 00000000 [ 131.659976] 5fc0: 00000020 00000020 b6f48e00 00000004 00000001 00000000 00020000 be94fa54 [ 131.668159] 5fe0: 00000004 be94f788 b6eb694f b6e3cc66 [ 131.673247] irq event stamp: 0 [ 131.676318] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.681933] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.689430] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.696950] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.702555] ---[ end trace 580a4f9388be6d89 ]--- [ 131.707184] lkdtm: Saturation detected: still saturated # [ 131.388594] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 131.395634] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 131.402433] ------------[ cut here ]------------ # [ 131.407971] WARNING: CPU: 0 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 131.416650] refcount_t: underflow; use-after-free. # [ 131.421493] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb can_dev parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 131.450649] CPU: 0 PID: 3230 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 131.458397] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.464929] Backtrace: # [ 131.467402] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.474983] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 131.480655] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.487980] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.494950] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239e8 # [ 131.502706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.510199] r7:0000001c r6:c1a239e8 r5:c1a23a24 r4:c6784000 # [ 131.515875] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 131.524929] r9:c1acfa54 r8:c15e7d40 r7:c6785f60 r6:00000020 r5:c6333000 r4:c6784000 # [ 131.532691] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 131.543141] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 131.554890] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.564893] r4:0000003b # [ 131.567439] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.575457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.583381] r9:c6785f60 r8:c5308d80 r7:00000020 r6:b6e01000 r5:c5b34640 r4:c0c2d4e8 # [ 131.591137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.598977] r9:c07f4a6c r8:c6785f60 r7:c2816000 r6:b6e01000 r5:c5b34640 r4:00000000 # [ 131.606731] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.613875] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c6784000 r5:c5b34640 # [ 131.621708] r4:c5b34640 # [ 131.624251] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.631396] r9:c6784000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:00000020 r4:00000020 # [ 131.639151] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.646726] Exception stack(0xc6785fa8 to 0xc6785ff0) # [ 131.651789] 5fa0: 00000020 00000020 00000001 b6e01000 00000020 00000000 # [ 131.659976] 5fc0: 00000020 00000020 b6f48e00 00000004 00000001 00000000 00020000 be94fa54 # [ 131.668159] 5fe0: 00000004 be94f788 b6eb694f b6e3cc66 # [ 131.673247] irq event stamp: 0 # [ 131.676318] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.681933] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.689430] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.696950] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.702555] ---[ end trace 580a4f9388be6d89 ]--- # [ 131.707184] 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 [ 132.571089] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 132.577131] lkdtm: attempting good copy_to_user of correct size [ 132.583171] lkdtm: attempting bad copy_to_user of too large size # [ 132.571089] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 132.577131] lkdtm: attempting good copy_to_user of correct size # [ 132.583171] 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 [ 133.050824] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 133.057038] lkdtm: attempting good copy_from_user of correct size [ 133.063228] lkdtm: attempting bad copy_from_user of too large size # [ 133.050824] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 133.057038] lkdtm: attempting good copy_from_user of correct size # [ 133.063228] 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 [ 133.524071] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 133.530742] lkdtm: attempting good copy_to_user inside whitelist [ 133.536832] lkdtm: attempting bad copy_to_user outside whitelist # [ 133.524071] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 133.530742] lkdtm: attempting good copy_to_user inside whitelist # [ 133.536832] 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 [ 133.989231] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 133.996035] lkdtm: attempting good copy_from_user inside whitelist [ 134.002421] lkdtm: attempting bad copy_from_user outside whitelist # [ 133.989231] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 133.996035] lkdtm: attempting good copy_from_user inside whitelist # [ 134.002421] 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 [ 134.458303] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 134.464575] lkdtm: good_stack: c671fe0c-c671fe2c [ 134.469208] lkdtm: bad_stack : c671fd84-c671fda4 [ 134.474005] lkdtm: attempting good copy_to_user of local stack [ 134.479974] lkdtm: attempting bad copy_to_user of distant stack # [ 134.458303] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 134.464575] lkdtm: good_stack: c671fe0c-c671fe2c # [ 134.469208] lkdtm: bad_stack : c671fd84-c671fda4 # [ 134.474005] lkdtm: attempting good copy_to_user of local stack # [ 134.479974] 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 [ 134.919545] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 134.925988] lkdtm: good_stack: c60e1e0c-c60e1e2c [ 134.930754] lkdtm: bad_stack : c60e1d84-c60e1da4 [ 134.935422] lkdtm: attempting good copy_from_user of local stack [ 134.941502] lkdtm: attempting bad copy_from_user of distant stack # [ 134.919545] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 134.925988] lkdtm: good_stack: c60e1e0c-c60e1e2c # [ 134.930754] lkdtm: bad_stack : c60e1d84-c60e1da4 # [ 134.935422] lkdtm: attempting good copy_from_user of local stack # [ 134.941502] 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 [ 135.378621] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 135.384717] lkdtm: good_stack: c5db1e0c-c5db1e2c [ 135.389352] lkdtm: bad_stack : c5db1ffc-c5db201c [ 135.394127] lkdtm: attempting good copy_to_user of local stack [ 135.400258] lkdtm: attempting bad copy_to_user of distant stack # [ 135.378621] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 135.384717] lkdtm: good_stack: c5db1e0c-c5db1e2c # [ 135.389352] lkdtm: bad_stack : c5db1ffc-c5db201c # [ 135.394127] lkdtm: attempting good copy_to_user of local stack # [ 135.400258] 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 [ 135.840616] lkdtm: Performing direct entry USERCOPY_KERNEL [ 135.846225] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 135.853516] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 [ 135.860580] lkdtm: FAIL: survived bad copy_to_user() # [ 135.840616] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 135.846225] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 135.853516] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 # [ 135.860580] 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 [ 136.320903] lkdtm: Performing direct entry STACKLEAK_ERASING [ 136.326585] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 136.333742] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 136.340714] lkdtm: FAIL: the thread stack is NOT properly erased [ 136.346744] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 136.354505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.361053] Backtrace: [ 136.363575] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.371180] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 136.376884] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.384235] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 136.392793] r9:c1acfb5c r8:c15e7d40 r7:c47a7f60 r6:c47a7e34 r5:c47a6000 r4:0000078d [ 136.400584] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.409400] r8:c15e7d40 r7:c47a7f60 r6:00000012 r5:c652a000 r4:00000046 [ 136.416139] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.424183] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.432130] r9:c47a7f60 r8:c5308d80 r7:00000012 r6:b6df5000 r5:c2fd7040 r4:c0c2d4e8 [ 136.439918] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.447780] r9:c07f4a6c r8:c47a7f60 r7:c2816000 r6:b6df5000 r5:c2fd7040 r4:00000000 [ 136.455559] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.462727] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c47a6000 r5:c2fd7040 [ 136.470578] r4:c2fd7040 [ 136.473146] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.480312] r9:c47a6000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000012 r4:00000012 [ 136.488092] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.495684] Exception stack(0xc47a7fa8 to 0xc47a7ff0) [ 136.500768] 7fa0: 00000012 00000012 00000001 b6df5000 00000012 00000000 [ 136.508977] 7fc0: 00000012 00000012 b6f3ce00 00000004 00000001 00000000 00020000 bee8aa54 [ 136.517179] 7fe0: 00000004 bee8a788 b6eaa94f b6e30c66 # [ 136.320903] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 136.326585] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 136.333742] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 136.340714] lkdtm: FAIL: the thread stack is NOT properly erased # [ 136.346744] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 136.354505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.361053] Backtrace: # [ 136.363575] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.371180] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 136.376884] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.384235] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 136.392793] r9:c1acfb5c r8:c15e7d40 r7:c47a7f60 r6:c47a7e34 r5:c47a6000 r4:0000078d # [ 136.400584] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.409400] r8:c15e7d40 r7:c47a7f60 r6:00000012 r5:c652a000 r4:00000046 # [ 136.416139] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.424183] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.432130] r9:c47a7f60 r8:c5308d80 r7:00000012 r6:b6df5000 r5:c2fd7040 r4:c0c2d4e8 # [ 136.439918] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.447780] r9:c07f4a6c r8:c47a7f60 r7:c2816000 r6:b6df5000 r5:c2fd7040 r4:00000000 # [ 136.455559] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.462727] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c47a6000 r5:c2fd7040 # [ 136.470578] r4:c2fd7040 # [ 136.473146] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.480312] r9:c47a6000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000012 r4:00000012 # [ 136.488092] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.495684] Exception stack(0xc47a7fa8 to 0xc47a7ff0) # [ 136.500768] 7fa0: 00000012 00000012 00000001 b6df5000 00000012 00000000 # [ 136.508977] 7fc0: 00000012 00000012 b6f3ce00 00000004 00000001 00000000 00020000 bee8aa54 # [ 136.517179] 7fe0: 00000004 bee8a788 b6eaa94f b6e30c66 # 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 [ 136.973220] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 136.978904] lkdtm: Calling matched prototype ... [ 136.983611] lkdtm: Calling mismatched prototype ... [ 136.988505] lkdtm: Fail: survived mismatched prototype function call! # [ 136.973220] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 136.978904] lkdtm: Calling matched prototype ... # [ 136.983611] lkdtm: Calling mismatched prototype ... # [ 136.988505] 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 / #