[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 Couldn't find partition mmc 0:1 Error selecting device File System is consistent file found, deleting File System is consistent 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 192.168.201.34 (2 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6750154/tftp-deploy-m_2mogoy/kernel/zImage tftp 0x10000000 6750154/tftp-deploy-m_2mogoy/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '6750154/tftp-deploy-m_2mogoy/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 6.2 MiB/s done Bytes transferred = 12333568 (bc3200 hex) => tftp 0x14000000 6750154/tftp-deploy-m_2mogoy/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6750154/tftp-deploy-m_2mogoy/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '6750154/tftp-deploy-m_2mogoy/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 12.2 MiB/s done Bytes transferred = 15425619 (eb6053 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6750154/tftp-deploy-m_2mogoy/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6750154/tftp-deploy-m_2mogoy/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '6750154/tftp-deploy-m_2mogoy/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4 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/6750154/extract-nfsrootfs-agbhbgnj,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6750154/extract-nfsrootfs-agbhbgnj,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc3200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15425555 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.128-cip10 (KernelCI@build-j309069-arm-gcc-10-multi-v7-defconfig-kselftest-jbcbz) (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 Jul 5 01:35:19 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/6750154/extract-nfsrootfs-agbhbgnj,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: 921456K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61584K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55455 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000040] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004409] Console: colour dummy device 80x30 [ 0.004474] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004504] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004531] ... MAX_LOCK_DEPTH: 48 [ 0.004556] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004581] ... CLASSHASH_SIZE: 4096 [ 0.004607] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004632] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004659] ... CHAINHASH_SIZE: 32768 [ 0.004685] memory used by lock dependency info: 4061 kB [ 0.004711] memory used for stack traces: 2112 kB [ 0.004736] per task-struct memory footprint: 1536 bytes [ 0.004835] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004886] pid_max: default: 32768 minimum: 301 [ 0.005266] LSM: Security Framework initializing [ 0.005376] LSM support for eBPF active [ 0.005521] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005569] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008133] CPU: Testing write buffer coherency: ok [ 0.008256] CPU0: Spectre v2: using BPIALL workaround [ 0.009334] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013209] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015591] rcu: Hierarchical SRCU implementation. [ 0.024974] EFI services will not be available. [ 0.026279] smp: Bringing up secondary CPUs ... [ 0.029601] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029615] CPU1: Spectre v2: using BPIALL workaround [ 0.033599] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033614] CPU2: Spectre v2: using BPIALL workaround [ 0.037262] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037277] CPU3: Spectre v2: using BPIALL workaround [ 0.038142] smp: Brought up 1 node, 4 CPUs [ 0.038184] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038219] CPU: All CPU(s) started in SVC mode. [ 0.041116] devtmpfs: initialized [ 0.096610] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.099435] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.099509] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.104214] pinctrl core: initialized pinctrl subsystem [ 0.111089] DMI not present or invalid. [ 0.113383] NET: Registered protocol family 16 [ 0.124917] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.134305] thermal_sys: Registered thermal governor 'step_wise' [ 0.134845] cpuidle: using governor menu [ 0.135379] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.880632] vdd1p1: supplied by regulator-dummy [ 0.912389] vdd3p0: supplied by regulator-dummy [ 0.943735] vdd2p5: supplied by regulator-dummy [ 0.975113] vddarm: supplied by regulator-dummy [ 1.007364] vddpu: supplied by regulator-dummy [ 1.037792] vddsoc: supplied by regulator-dummy [ 2.368939] No ATAGs? [ 2.369832] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.369917] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.389538] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.418927] Serial: AMBA PL011 UART driver [ 2.482341] Kprobes globally optimized [ 2.576108] mxs-dma 110000.dma-apbh: initialized [ 2.608480] iommu: Default domain type: Translated [ 2.610978] vgaarb: loaded [ 2.615648] SCSI subsystem initialized [ 2.618221] usbcore: registered new interface driver usbfs [ 2.618540] usbcore: registered new interface driver hub [ 2.618775] usbcore: registered new device driver usb [ 2.626571] i2c i2c-0: IMX I2C adapter registered [ 2.633498] i2c i2c-1: IMX I2C adapter registered [ 2.637987] i2c i2c-2: IMX I2C adapter registered [ 2.642841] pps_core: LinuxPPS API ver. 1 registered [ 2.642886] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.642985] PTP clock support registered [ 2.662531] clocksource: Switched to clocksource mxc_timer1 [ 4.345796] NET: Registered protocol family 2 [ 4.346605] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.350003] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.350187] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.350415] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.351856] TCP: Hash tables configured (established 8192 bind 8192) [ 4.353049] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.353399] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.353658] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.354409] NET: Registered protocol family 1 [ 4.357230] RPC: Registered named UNIX socket transport module. [ 4.357319] RPC: Registered udp transport module. [ 4.357360] RPC: Registered tcp transport module. [ 4.357399] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.357453] NET: Registered protocol family 44 [ 4.357515] PCI: CLS 0 bytes, default 64 [ 4.360002] Trying to unpack rootfs image as initramfs... [ 6.255885] Freeing initrd memory: 15068K [ 6.257164] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.258454] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.267675] Initialise system trusted keyrings [ 6.268720] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.318946] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.322697] NFS: Registering the id_resolver key type [ 6.322900] Key type id_resolver registered [ 6.322990] Key type id_legacy registered [ 6.323656] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.323760] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.323971] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.326116] Key type asymmetric registered [ 6.326249] Asymmetric key parser 'x509' registered [ 6.326722] bounce: pool size: 64 pages [ 6.326882] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.326990] io scheduler mq-deadline registered [ 6.327033] io scheduler kyber registered [ 6.327949] test_firmware: interface ready [ 6.568135] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.568400] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.822981] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.843823] SuperH (H)SCI(F) driver initialized [ 6.846904] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.852187] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.783721] printk: console [ttymxc1] enabled [ 7.794597] msm_serial: driver initialized [ 7.799830] STMicroelectronics ASC driver initialized [ 7.811538] STM32 USART driver initialized [ 7.838180] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.860839] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.869324] panel-simple panel-lcd: Specify missing connector_type [ 7.877274] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.932091] brd: module loaded [ 7.993839] loop: module loaded [ 8.000347] lkdtm: No crash points registered, enable through debugfs [ 8.023096] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.031063] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.039185] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.047471] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.055529] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.063809] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.071524] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.082954] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.089982] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.098910] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.113463] scsi host0: ahci-imx [ 8.119073] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.185453] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.199164] pps pps0: new PPS source ptp0 [ 8.246276] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.257113] e1000e: Intel(R) PRO/1000 Network Driver [ 8.262190] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.268397] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.273888] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.302389] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.309983] usbcore: registered new interface driver pegasus [ 8.315972] usbcore: registered new interface driver asix [ 8.321547] usbcore: registered new interface driver ax88179_178a [ 8.327886] usbcore: registered new interface driver cdc_ether [ 8.334037] usbcore: registered new interface driver smsc75xx [ 8.340027] usbcore: registered new interface driver smsc95xx [ 8.346017] usbcore: registered new interface driver net1080 [ 8.351869] usbcore: registered new interface driver cdc_subset [ 8.358021] usbcore: registered new interface driver zaurus [ 8.363940] usbcore: registered new interface driver cdc_ncm [ 8.382843] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.389482] ehci-pci: EHCI PCI platform driver [ 8.394192] ehci-platform: EHCI generic platform driver [ 8.400499] ehci-orion: EHCI orion driver [ 8.405535] SPEAr-ehci: EHCI SPEAr driver [ 8.410470] ehci-st: EHCI STMicroelectronics driver [ 8.416326] ehci-exynos: EHCI Exynos driver [ 8.421406] ehci-atmel: EHCI Atmel driver [ 8.426427] tegra-ehci: Tegra EHCI driver [ 8.431399] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.437764] ohci-pci: OHCI PCI platform driver [ 8.442469] ohci-platform: OHCI generic platform driver [ 8.448738] SPEAr-ohci: OHCI SPEAr driver [ 8.453753] ohci-st: OHCI STMicroelectronics driver [ 8.455133] ata1: SATA link down (SStatus 0 SControl 300) [ 8.459562] ohci-atmel: OHCI Atmel driver [ 8.464486] ahci-imx 2200000.sata: no device found, disabling link. [ 8.471876] usbcore: registered new interface driver usb-storage [ 8.474542] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.514333] i2c /dev entries driver [ 8.603150] sdhci: Secure Digital Host Controller Interface driver [ 8.609372] sdhci: Copyright(c) Pierre Ossman [ 8.623762] Synopsys Designware Multimedia Card Interface Driver [ 8.637448] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.647018] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.647025] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.657346] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.664556] ledtrig-cpu: registered to indicate activity on CPUs [ 8.674572] usbcore: registered new interface driver usbhid [ 8.680185] usbhid: USB HID core driver [ 8.686236] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.698953] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.711446] netem: version 1.3 [ 8.714860] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.723097] gre: GRE over IPv4 demultiplexor driver [ 8.728016] ip_gre: GRE over IPv4 tunneling driver [ 8.738906] IPv4 over IPsec tunneling driver [ 8.745429] mmc2: new high speed SDHC card at address 59b4 [ 8.748451] NET: Registered protocol family 10 [ 8.755087] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 8.765680] Segment Routing with IPv6 [ 8.776120] ip6_gre: GRE over IPv6 tunneling driver [ 8.778698] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.784222] NET: Registered protocol family 17 [ 8.788604] GPT:29296874 != 30863359 [ 8.796659] GPT:Alternate GPT header not at the end of the disk. [ 8.802841] GPT:29296874 != 30863359 [ 8.803316] Key type dns_resolver registered [ 8.806452] GPT: Use GNU Parted to correct GPT errors. [ 8.816059] mmcblk2: p1 p2 p3 [ 8.831813] ThumbEE CPU extension supported. [ 8.836268] Registering SWP/SWPB emulation handler [ 8.842278] Loading compiled-in X.509 certificates [ 9.026486] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.034925] panel-simple panel-lcd: Specify missing connector_type [ 9.048412] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.085567] imx_usb 2184200.usb: No over current polarity defined [ 9.098851] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.104217] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.142989] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.164089] hub 1-0:1.0: USB hub found [ 9.168345] hub 1-0:1.0: 1 port detected [ 9.184645] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.217700] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.226031] panel-simple panel-lcd: Specify missing connector_type [ 9.239559] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.271148] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.279481] panel-simple panel-lcd: Specify missing connector_type [ 9.293010] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.312598] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.344770] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.353193] panel-simple panel-lcd: Specify missing connector_type [ 9.367123] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.388740] 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) [ 9.404244] IP-Config: Failed to open gretap0 [ 9.408648] IP-Config: Failed to open erspan0 [ 9.442033] Sending DHCP requests . [ 9.562374] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.781808] hub 1-1:1.0: USB hub found [ 9.786561] hub 1-1:1.0: 3 ports detected [ 9.816486] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.824823] panel-simple panel-lcd: Specify missing connector_type [ 9.838548] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.642255] . [ 12.553690] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.563787] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.502199] ., OK [ 15.544621] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 15.552946] IP-Config: Complete: [ 15.556262] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 15.566870] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 15.574872] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.574920] nameserver0=192.168.201.1 [ 15.646088] Freeing unused kernel memory: 2048K [ 15.664016] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 19.636734] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.678742] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.687462] panel-simple panel-lcd: Specify missing connector_type [ 19.699169] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.725529] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.728794] CAN device driver interface [ 19.775842] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.784268] panel-simple panel-lcd: Specify missing connector_type [ 19.799406] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.855940] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.870786] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.878597] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.885291] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.893850] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.900188] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.906481] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.923299] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.935034] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.936024] caam 2100000.crypto: Entropy delay = 3200 [ 19.944148] panel-simple panel-lcd: Specify missing connector_type [ 19.961665] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.008479] caam 2100000.crypto: Instantiated RNG4 SH0 [ 20.069255] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.074629] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.081285] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.110954] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.115182] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.119895] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.136076] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.151077] panel-simple panel-lcd: Specify missing connector_type [ 20.159011] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.168051] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.175963] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.176865] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.195768] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.204744] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.215154] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.243103] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.253791] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.262263] panel-simple panel-lcd: Specify missing connector_type [ 20.276735] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.302412] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.311024] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.319683] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.328313] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.411006] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.419485] panel-simple panel-lcd: Specify missing connector_type [ 20.459712] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.481343] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.489907] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.498469] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.507070] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.200435] caam algorithms registered in /proc/crypto [ 21.220671] caam 2100000.crypto: registering rng-caam [ 21.348813] random: crng init done [ 21.377690] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.386641] panel-simple panel-lcd: Specify missing connector_type [ 21.400346] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.422288] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.430709] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.439262] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.447723] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: eth0 hardware address 00:19:b8:08:f1:10 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: 192.168.201.34 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-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 23.817447] systemd[1]: System time before build time, advancing clock. [ 24.056980] 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) [ 24.083182] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 24.149945] systemd[1]: Set hostname to . [ 25.934119] systemd[1]: Queued start job for default target Graphical Interface. [ 25.949286] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 26.008064] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 26.058808] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 26.108012] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 26.157794] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 26.206955] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 26.255070] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 26.268025] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 26.313558] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 26.353238] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 26.393151] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 26.434192] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 26.474458] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 26.573864] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 26.588129] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 26.639639] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 26.681000] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 26.736011] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 26.775062] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.817802] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.828339] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.849474] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.905669] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.966050] 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... [ 27.034936] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 27.089538] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 27.134296] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 27.183838] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 27.224901] fuse: init (API version 7.32) [ 27.227471] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 27.290256] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 27.335937] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 27.398127] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 27.457137] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 27.494448] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 27.547089] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 27.640361] systemd[1]: modprobe@configfs.service: Succeeded. [ 27.650677] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 27.698158] systemd[1]: modprobe@drm.service: Succeeded. [ 27.708235] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.747984] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.758217] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.798011] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.837883] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.895286] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 27.943646] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 27.993255] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 28.003530] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 28.023804] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 28.074392] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 28.126064] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 28.169730] 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. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 28.518442] systemd-journald[265]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.128-cip10 #1 SMP Tue Jul 5 01:35:19 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/6750154/extract-nfsrootfs-agbhbgnj' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6750154/extract-nfsrootfs-agbhbgnj' / # 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-6750154/environment . /lava-6750154/environment / # /lava-6750154/bin/lava-test-runner /lava-6750154/0 /lava-6750154/bin/lava-test-runner /lava-6750154/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6750154/0/tests/0_timesync-off ++ cat uuid + UUID=6750154_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-6750154/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6750154_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.125-cip10-119-g603acbe1aceb/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6750154/0/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 5d 14h 23min 8s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.125-cip10-119-g603acbe1aceb/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: 1409632 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 30.84K 106KB/s kselftest.tar.xz 7%[> ] 99.64K 171KB/s kselftest.tar.xz 11%[=> ] 153.38K 174KB/s kselftest.tar.xz 15%[==> ] 212.77K 182KB/s kselftest.tar.xz 17%[==> ] 242.46K 165KB/s kselftest.tar.xz 21%[===> ] 293.37K 154KB/s kselftest.tar.xz 24%[===> ] 332.03K 151KB/s kselftest.tar.xz 26%[====> ] 361.73K 145KB/s kselftest.tar.xz 28%[====> ] 392.84K 141KB/s kselftest.tar.xz 30%[=====> ] 425.36K 138KB/s eta 7s kselftest.tar.xz 33%[=====> ] 460.71K 137KB/s eta 7s kselftest.tar.xz 36%[======> ] 496.07K 135KB/s eta 7s kselftest.tar.xz 38%[======> ] 534.25K 138KB/s eta 7s kselftest.tar.xz 40%[=======> ] 559.70K 136KB/s eta 6s kselftest.tar.xz 43%[=======> ] 603.53K 140KB/s eta 6s kselftest.tar.xz 45%[========> ] 628.99K 138KB/s eta 6s kselftest.tar.xz 49%[========> ] 678.48K 145KB/s eta 6s kselftest.tar.xz 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9179548.262994326 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179548.256171993 s in the future tar: ./lkdtm/CORRUPT_PAC.sh: time stamp 2022-07-05 01:48:57 is 9179548.248221326 s in the future tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-07-05 01:48:57 is 9179548.240595326 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-05 01:48:57 is 9179548.233756993 s in the future tar: ./lkdtm/WRITE_KERN.sh: time stamp 2022-07-05 01:48:57 is 9179548.226327326 s in the future tar: ./lkdtm/BUG.sh: time stamp 2022-07-05 01:48:57 is 9179548.219384326 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-07-05 01:48:57 is 9179548.212609993 s in the future tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-07-05 01:48:57 is 9179548.204705326 s in the future tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-07-05 01:48:57 is 9179548.197833326 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 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./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-07-05 01:48:57 is 9179548.11675466 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-07-05 01:48:57 is 9179548.10946666 s in the future tar: ./lkdtm/REFCOUNT_DEC_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179548.102064993 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-07-05 01:48:57 is 9179548.094815326 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-07-05 01:48:57 is 9179548.087402993 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179548.079784326 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: time stamp 2022-07-05 01:48:57 is 9179548.07226966 s in the future tar: ./lkdtm/READ_AFTER_FREE.sh: time stamp 2022-07-05 01:48:57 is 9179548.06511066 s in the future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-07-05 01:48:57 is 9179548.05766166 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-07-02 19:20:55 is 8983466.050439993 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-07-05 01:48:57 is 9179548.043489993 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-07-05 01:48:57 is 9179548.035827326 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-07-05 01:48:57 is 9179548.02852866 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-07-05 01:48:57 is 9179548.021593993 s in the future tar: ./lkdtm/WARNING_MESSAGE.sh: time stamp 2022-07-05 01:48:57 is 9179548.01480166 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-07-05 01:48:57 is 9179548.007930326 s in the future tar: ./lkdtm/WARNING.sh: time stamp 2022-07-05 01:48:57 is 9179548.00065966 s in the future tar: ./lkdtm/READ_BUDDY_AFTER_FREE.sh: time stamp 2022-07-05 01:48:57 is 9179547.993559326 s in the future tar: ./lkdtm/EXEC_RODATA.sh: time stamp 2022-07-05 01:48:57 is 9179547.986647993 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-07-05 01:48:57 is 9179547.97860466 s in the future tar: ./lkdtm/SOFTLOCKUP.sh: time stamp 2022-07-05 01:48:57 is 9179547.971521993 s in the future tar: ./lkdtm/REFCOUNT_ADD_ZERO.sh: time stamp 2022-07-05 01:48:57 is 9179547.964394993 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_FROM.sh: time stamp 2022-07-05 01:48:57 is 9179547.95728266 s in the future tar: ./lkdtm/EXEC_DATA.sh: time stamp 2022-07-05 01:48:57 is 9179547.950388326 s in the future tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-07-05 01:48:57 is 9179547.943434993 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-07-05 01:48:57 is 9179547.936187993 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-07-05 01:48:57 is 9179547.92900666 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-07-05 01:48:57 is 9179547.921297326 s in the future tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179547.914208326 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179547.90743966 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-05 01:48:57 is 9179547.90054366 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-07-05 01:48:57 is 9179547.892896993 s in the future tar: ./lkdtm/WRITE_BUDDY_AFTER_FREE.sh: time stamp 2022-07-05 01:48:57 is 9179547.885893993 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-07-05 01:48:57 is 9179547.87883266 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-07-05 01:48:57 is 9179547.871352993 s in the future tar: ./lkdtm/CORRUPT_LIST_DEL.sh: time stamp 2022-07-05 01:48:57 is 9179547.864554993 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: time stamp 2022-07-05 01:48:57 is 9179547.85747166 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-07-05 01:48:57 is 9179547.85023066 s in the future tar: ./lkdtm/EXEC_STACK.sh: time 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./lkdtm/PANIC.sh: time stamp 2022-07-05 01:48:57 is 9179547.770727326 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_TO.sh: time stamp 2022-07-05 01:48:57 is 9179547.763885993 s in the future tar: ./lkdtm: time stamp 2022-07-05 01:49:20 is 9179570.76039566 s in the future tar: ./fpu/run_test_fpu.sh: time stamp 2022-07-02 19:20:55 is 8983465.75041366 s in the future tar: ./fpu/test_fpu: time stamp 2022-07-05 01:48:53 is 9179543.742875326 s in the future tar: ./fpu: time stamp 2022-07-05 01:49:19 is 9179569.739473326 s in the future tar: ./memory-hotplug/mem-on-off-test.sh: time stamp 2022-07-02 19:20:55 is 8983465.72898866 s in the future tar: ./memory-hotplug: time stamp 2022-07-05 01:49:20 is 9179570.725598993 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-07-05 01:48:51 is 9179541.712688993 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-07-05 01:48:50 is 9179540.703624326 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 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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 ======================================== [ 91.526177] 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 [ 92.398006] lkdtm: Performing direct entry BUG [ 92.403081] ------------[ cut here ]------------ [ 92.407724] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 92.412958] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 92.418107] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 92.447181] CPU: 1 PID: 785 Comm: cat Not tainted 5.10.128-cip10 #1 [ 92.453455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.460004] PC is at lkdtm_BUG+0x14/0x18 [ 92.463941] LR is at lkdtm_do_action+0x2c/0x4c [ 92.468392] pc : [] lr : [] psr: a00e0013 [ 92.474667] sp : c6f27e58 ip : c6f27e68 fp : c6f27e64 [ 92.479898] r10: 00000004 r9 : c1acb788 r8 : c15e7d40 [ 92.485130] r7 : c6f27f60 r6 : 00000004 r5 : c5b35000 r4 : 00000001 [ 92.491664] r3 : c0c2d58c r2 : e029ac25 r1 : ef7965e0 r0 : c15e7d48 [ 92.498201] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 92.505344] Control: 10c5387d Table: 15fb404a DAC: 00000051 [ 92.511098] Process cat (pid: 785, stack limit = 0x82d7d25e) [ 92.516766] Stack: (0xc6f27e58 to 0xc6f28000) [ 92.521134] 7e40: c6f27e74 c6f27e68 [ 92.529323] 7e60: c0c2d020 c0c2d598 c6f27e9c c6f27e78 c0c2d520 c0c2d000 c0c2d400 c5baba40 [ 92.537511] 7e80: b6eb4000 00000004 c519fc00 c6f27f60 c6f27ec4 c6f27ea0 c07f4c50 c0c2d40c [ 92.545698] 7ea0: 00000000 c5baba40 b6eb4000 c2816000 c6f27f60 c07f4bec c6f27f5c c6f27ec8 [ 92.553885] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6f26000 [ 92.562073] 7ee0: b6eb4000 00020000 00000004 00000004 0001fffc c6f27ee0 00000001 b6eb3000 [ 92.570262] 7f00: c6acc500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 92.578450] 7f20: 00000000 00000000 c136d410 e029ac25 c205c080 c5baba40 c5baba40 c6f26000 [ 92.586640] 7f40: b6eb4000 00000000 00000000 00000004 c6f27f94 c6f27f60 c05988bc c0598228 [ 92.594829] 7f60: 00000000 00000000 c6f27fac e029ac25 00000004 00000004 b6ffbe00 00000004 [ 92.603016] 7f80: c03002e4 c6f26000 c6f27fa4 c6f27f98 c059894c c0598854 00000000 c6f27fa8 [ 92.611204] 7fa0: c03000c0 c0598940 00000004 00000004 00000001 b6eb4000 00000004 00000000 [ 92.619393] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 [ 92.627581] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 800e0030 00000001 00000000 00000000 [ 92.635763] Backtrace: [ 92.638235] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.645822] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.653844] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.661774] r9:c6f27f60 r8:c519fc00 r7:00000004 r6:b6eb4000 r5:c5baba40 r4:c0c2d400 [ 92.669534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.677375] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6eb4000 r5:c5baba40 r4:00000000 [ 92.685130] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.692278] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6f26000 r5:c5baba40 [ 92.700113] r4:c5baba40 [ 92.702660] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.709806] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000004 r4:00000004 [ 92.717565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.725140] Exception stack(0xc6f27fa8 to 0xc6f27ff0) [ 92.730201] 7fa0: 00000004 00000004 00000001 b6eb4000 00000004 00000000 [ 92.738388] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 [ 92.746573] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 [ 92.751636] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 92.757742] ---[ end trace 2eaa1d1e4d130cd0 ]--- [ 92.762370] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 92.771254] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 785, name: cat [ 92.778914] INFO: lockdep is turned off. [ 92.782843] irq event stamp: 1612 [ 92.786178] hardirqs last enabled at (1611): [] console_unlock+0x4b0/0x6c0 [ 92.794019] hardirqs last disabled at (1612): [] __und_svc+0x60/0x6c [ 92.801253] softirqs last enabled at (1608): [] __do_softirq+0x378/0x5fc [ 92.808921] softirqs last disabled at (1599): [] __irq_exit_rcu+0x178/0x1d0 [ 92.816763] CPU: 1 PID: 785 Comm: cat Tainted: G D 5.10.128-cip10 #1 [ 92.824425] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.830957] Backtrace: [ 92.833429] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 92.841008] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f6a8 [ 92.846679] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 92.854009] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 92.861764] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c81e8 r4:c6f26000 [ 92.869519] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 92.877357] r6:00000000 r5:00000031 r4:c19c81e8 [ 92.881993] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 92.889744] r6:00000001 r5:c6f26000 r4:c5f6a880 [ 92.894383] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 92.901702] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c5f6a880 [ 92.908419] [] (do_exit) from [] (die+0x374/0x380) [ 92.914953] r7:c1e0fc0c [ 92.917499] [] (die) from [] (do_undefinstr+0x170/0x240) [ 92.924560] r10:00000004 r9:c6f26000 r8:c15e7d40 r7:00000000 r6:c6f27dc8 r5:c0c2d5a0 [ 92.932395] r4:e7f001f2 [ 92.934944] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 92.942866] Exception stack(0xc6f27dc8 to 0xc6f27e10) [ 92.947929] 7dc0: c15e7d48 ef7965e0 e029ac25 c0c2d58c 00000001 c5b35000 [ 92.956118] 7de0: 00000004 c6f27f60 c15e7d40 c1acb788 00000004 c6f27e64 c6f27e68 c6f27e58 [ 92.964303] 7e00: c0c2d020 c0c2d5a0 a00e0013 ffffffff [ 92.969363] r7:c6f27dfc r6:ffffffff r5:a00e0013 r4:c0c2d5a4 [ 92.975039] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.982624] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.990642] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.998570] r9:c6f27f60 r8:c519fc00 r7:00000004 r6:b6eb4000 r5:c5baba40 r4:c0c2d400 [ 93.006328] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.014169] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6eb4000 r5:c5baba40 r4:00000000 [ 93.021925] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.029072] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6f26000 r5:c5baba40 [ 93.036906] r4:c5baba40 [ 93.039452] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.046598] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000004 r4:00000004 [ 93.054353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.061929] Exception stack(0xc6f27fa8 to 0xc6f27ff0) [ 93.066992] 7fa0: 00000004 00000004 00000001 b6eb4000 00000004 00000000 [ 93.075180] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 [ 93.083366] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 # Segmentation fault # [ 92.398006] lkdtm: Performing direct entry BUG # [ 92.403081] ------------[ cut here ]------------ # [ 92.407724] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 92.412958] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 92.418107] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 92.447181] CPU: 1 PID: 785 Comm: cat Not tainted 5.10.128-cip10 #1 # [ 92.453455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.460004] PC is at lkdtm_BUG+0x14/0x18 # [ 92.463941] LR is at lkdtm_do_action+0x2c/0x4c # [ 92.468392] pc : [] lr : [] psr: a00e0013 # [ 92.474667] sp : c6f27e58 ip : c6f27e68 fp : c6f27e64 # [ 92.479898] r10: 00000004 r9 : c1acb788 r8 : c15e7d40 # [ 92.485130] r7 : c6f27f60 r6 : 00000004 r5 : c5b35000 r4 : 00000001 # [ 92.491664] r3 : c0c2d58c r2 : e029ac25 r1 : ef7965e0 r0 : c15e7d48 # [ 92.498201] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.505344] Control: 10c5387d Table: 15fb404a DAC: 00000051 # [ 92.511098] Process cat (pid: 785, stack limit = 0x82d7d25e) # [ 92.516766] Stack: (0xc6f27e58 to 0xc6f28000) # [ 92.521134] 7e40: c6f27e74 c6f27e68 # [ 92.529323] 7e60: c0c2d020 c0c2d598 c6f27e9c c6f27e78 c0c2d520 c0c2d000 c0c2d400 c5baba40 # [ 92.537511] 7e80: b6eb4000 00000004 c519fc00 c6f27f60 c6f27ec4 c6f27ea0 c07f4c50 c0c2d40c # [ 92.545698] 7ea0: 00000000 c5baba40 b6eb4000 c2816000 c6f27f60 c07f4bec c6f27f5c c6f27ec8 # [ 92.553885] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6f26000 # [ 92.562073] 7ee0: b6eb4000 00020000 00000004 00000004 0001fffc c6f27ee0 00000001 b6eb3000 # [ 92.570262] 7f00: c6acc500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.578450] 7f20: 00000000 00000000 c136d410 e029ac25 c205c080 c5baba40 c5baba40 c6f26000 # [ 92.586640] 7f40: b6eb4000 00000000 00000000 00000004 c6f27f94 c6f27f60 c05988bc c0598228 # [ 92.594829] 7f60: 00000000 00000000 c6f27fac e029ac25 00000004 00000004 b6ffbe00 00000004 # [ 92.603016] 7f80: c03002e4 c6f26000 c6f27fa4 c6f27f98 c059894c c0598854 00000000 c6f27fa8 # [ 92.611204] 7fa0: c03000c0 c0598940 00000004 00000004 00000001 b6eb4000 00000004 00000000 # [ 92.619393] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 # [ 92.627581] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 800e0030 00000001 00000000 00000000 # [ 92.635763] Backtrace: # [ 92.638235] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.645822] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.653844] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.661774] r9:c6f27f60 r8:c519fc00 r7:00000004 r6:b6eb4000 r5:c5baba40 r4:c0c2d400 # [ 92.669534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.677375] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6eb4000 r5:c5baba40 r4:00000000 # [ 92.685130] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.692278] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6f26000 r5:c5baba40 # [ 92.700113] r4:c5baba40 # [ 92.702660] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.709806] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000004 r4:00000004 # [ 92.717565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.725140] Exception stack(0xc6f27fa8 to 0xc6f27ff0) # [ 92.730201] 7fa0: 00000004 00000004 00000001 b6eb4000 00000004 00000000 # [ 92.738388] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 # [ 92.746573] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 # [ 92.751636] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 92.757742] ---[ end trace 2eaa1d1e4d130cd0 ]--- # [ 92.762370] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 92.771254] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 785, name: cat # [ 92.778914] INFO: lockdep is turned off. # [ 92.782843] irq event stamp: 1612 # [ 92.786178] hardirqs last enabled at (1611): [] console_unlock+0x4b0/0x6c0 # [ 92.794019] hardirqs last disabled at (1612): [] __und_svc+0x60/0x6c # [ 92.801253] softirqs last enabled at (1608): [] __do_softirq+0x378/0x5fc # [ 92.[ 93.583317] lkdtm: Performing direct entry WARNING 808921] softirqs last disabled at[ 93.590376] ------------[ cut here ]------------ (1599): [] __irq_exit_[ 93.598081] WARNING: CPU: 1 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c rcu+0x178/0x1d0 # [ 92.816763][ 93.609182] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 CPU: 1 PID: 785 Comm: cat Tainte[ 93.640902] CPU: 1 PID: 857 Comm: cat Tainted: G D W 5.10.128-cip10 #1 d: G D 5.10.128-ci[ 93.651359] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) p10 #1 # [ 92.824425] Hardware[ 93.660750] Backtrace: name: Freescale i.MX6 Quad/DualL[ 93.666075] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ite (Device Tree) # [ 92.83095[ 93.676497] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 7] Backtrace: # [ 92.833429] [ 93.685020] [] (show_stack) from [] (dump_stack+0xe0/0x100) [] (dump_backtrace) fro[ 93.695199] [] (dump_stack) from [] (__warn+0xfc/0x16c) m [] (show_stack+0x20/0[ 93.705018] r9:00000009 r8:c0c2d5ec r7:00000053 r6:00000009 r5:c0c2d5ec r4:c1acbe44 x24) # [ 92.841008] r7:ffffff[ 93.715626] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) ff r6:600e0093 r5:00000000 r4:c1f[ 93.725965] r7:00000053 r6:c1acbe44 r5:00000000 r4:c6f3a000 0f6a8 # [ 92.846679] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 8>] (show_stack) from [[ 93.745442] r9:c1acb78c r8:c15e7d40 r7:c6f3bf60 r6:00000008 r5:c6aa1000 r4:00000002 ] (dump_stack+0xe0/0x100) # [ [ 93.756051] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 92.854009] [] (dump_sta[ 93.766830] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ck) from [] (___might_s[ 93.777699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) leep+0x1b0/0x2c0) # [ 92.86176[ 93.788471] r9:c6f3bf60 r8:c519fc00 r7:00000008 r6:b6e41000 r5:c694a3c0 r4:c0c2d400 4] r9:600e0093 r8:0000000b r7:c0[ 93.799083] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 35bb84 r6:00000031 r5:c19c81e8 r4[ 93.809770] r9:c07f4bec r8:c6f3bf60 r7:c2816000 r6:b6e41000 r5:c694a3c0 r4:00000000 :c6f26000 # [ 92.869519] [] (vfs_write) from [] (ksys_write+0x74/0xec) 8e1d4>] (___might_sleep) from [] (__might_sleep+0x70/0xb[ 93.841061] r4:c694a3c0 0) # [ 92.877357] r6:00000000[ 93.846463] [] (ksys_write) from [] (sys_write+0x18/0x1c) r5:00000031 r4:c19c81e8 # [ 9[ 93.856461] r9:c6f3a000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:00000008 r4:00000008 2.881993] [] (__might_s[ 93.867069] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) leep) from [] (exit_sig[ 93.877498] Exception stack(0xc6f3bfa8 to 0xc6f3bff0) nals+0x4c/0x3fc) # [ 92.889744[ 93.885416] bfa0: 00000008 00000008 00000001 b6e41000 00000008 00000000 ] r6:00000001 r5:c6f26000 r4:c5f[ 93.896457] bfc0: 00000008 00000008 b6f88e00 00000004 00000001 00000000 00020000 be8f6a54 6a880 [ 93.907495] bfe0: 00000004 be8f6788 b6ef694f b6e7cc66 # [ 92.894383] [] (ex[ 93.913218] irq event stamp: 0 it_signals) from [] (do[ 93.919080] hardirqs last enabled at (0): [<00000000>] 0x0 _exit+0x10c/0xb4c) # [ 92.9017[ 93.927550] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 02] r8:0000000b r7:c1e0fc0c r6:f[ 93.937888] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c fffe000 r5:00000000 r4:c5f6a880 [ 93.948230] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.908419] [] (do[ 93.956667] ---[ end trace 2eaa1d1e4d130cd1 ]--- _exit) from [] (die+0x374/0x380) # [ 92.914953] r7:c1e0fc0c # [ 92.917499] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 92.924560] r10:00000004 r9:c6f26000 r8:c15e7d40 r7:00000000 r6:c6f27dc8 r5:c0c2d5a0 # [ 92.932395] r4:e7f001f2 # [ 92.934944] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 92.942866] Exception stack(0xc6f27dc8 to 0xc6f27e10) # [ 92.947929] 7dc0: c15e7d48 ef7965e0 e029ac25 c0c2d58c 00000001 c5b35000 # [ 92.956118] 7de0: 00000004 c6f27f60 c15e7d40 c1acb788 00000004 c6f27e64 c6f27e68 c6f27e58 # [ 92.964303] 7e00: c0c2d020 c0c2d5a0 a00e0013 ffffffff # [ 92.969363] r7:c6f27dfc r6:ffffffff r5:a00e0013 r4:c0c2d5a4 # [ 92.975039] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.982624] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.990642] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.998570] r9:c6f27f60 r8:c519fc00 r7:00000004 r6:b6eb4000 r5:c5baba40 r4:c0c2d400 # [ 93.006328] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.014169] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6eb4000 r5:c5baba40 r4:00000000 # [ 93.021925] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.029072] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6f26000 r5:c5baba40 # [ 93.036906] r4:c5baba40 # [ 93.039452] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.046598] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000004 r4:00000004 # [ 93.054353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.061929] Exception stack(0xc6f27fa8 to 0xc6f27ff0) # [ 93.066992] 7fa0: 00000004 00000004 00000001 b6eb4000 00000004 00000000 # [ 93.075180] 7fc0: 00000004 00000004 b6ffbe00 00000004 00000001 00000000 00020000 bebafa54 # [ 93.083366] 7fe0: 00000004 bebaf788 b6f6994f b6eefc66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 93.583317] lkdtm: Performing direct entry WARNING # [ 93.590376] ------------[ cut here ]------------ # [ 93.598081] WARNING: CPU: 1 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 93.609182] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 93.640902] CPU: 1 PID: 857 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 93.651359] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.660750] Backtrace: # [ 93.666075] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.676497] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 93.685020] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.695199] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 93.705018] r9:00000009 r8:c0c2d5ec r7:00000053 r6:00000009 r5:c0c2d5ec r4:c1acbe44 # [ 93.715626] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.725965] r7:00000053 r6:c1acbe44 r5:00000000 r4:c6f3a000 # [ 93.734496] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 93.745442] r9:c1acb78c r8:c15e7d40 r7:c6f3bf60 r6:00000008 r5:c6aa1000 r4:00000002 # [ 93.756051] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.766830] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.777699] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.788471] r9:c6f3bf60 r8:c519fc00 r7:00000008 r6:b6e41000 r5:c694a3c0 r4:c0c2d400 # [ 93.7990[ 94.315839] lkdtm: Performing direct entry WARNING_MESSAGE 83] [] (full_proxy_writ[ 94.322397] ------------[ cut here ]------------ e) from [] (vfs_write+0[ 94.329854] WARNING: CPU: 2 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 x10c/0x524) # [ 93.809770] r9[ 94.341853] Warning message trigger count: 2 :c07f4bec r8:c6f3bf60 r7:c2816000[ 94.349023] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 r6:b6e41000 r5:c694a3c0 r4:00000[ 94.380687] CPU: 2 PID: 892 Comm: cat Tainted: G D W 5.10.128-cip10 #1 000 # [ 93.820377] [[ 94.391154] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (vfs_write) from [] ([ 94.400545] Backtrace: ksys_write+0x74/0xec) # [ 93.8[ 94.405871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 30374] r10:00000004 r9:00000000 [ 94.416293] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 r8:00000000 r7:b6e41000 r6:c6f3a0[ 94.424817] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00 r5:c694a3c0 # [ 93.841061] [ 94.434993] [] (dump_stack) from [] (__warn+0xfc/0x16c) r4:c694a3c0 # [ 93.846463] [<[ 94.444813] r9:00000009 r8:c0c2d63c r7:00000058 r6:00000009 r5:c0c2d63c r4:c1acbe44 c0598848>] (ksys_write) from [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 59894c>] (sys_write+0x18/0x1c) #[ 94.465763] r7:00000058 r6:c1acbe44 r5:c1acbe60 r4:c6f26000 [ 93.856461] r9:c6f3a000 r8:c[ 94.474293] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 03002e4 r7:00000004 r6:b6f88e00 r[ 94.485933] r9:c1acb794 r8:c15e7d40 r7:c6f27f60 r6:00000010 r5:c59a0000 r4:00000003 5:00000008 r4:00000008 # [ 93.[ 94.496543] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 867069] [] (sys_write) [ 94.508015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) from [] (ret_fast_sysca[ 94.518885] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ll+0x0/0x28) # [ 93.877498] Ex[ 94.529659] r9:c6f27f60 r8:c519fc00 r7:00000010 r6:b6e65000 r5:c47ad900 r4:c0c2d400 ception stack(0xc6f3bfa8 to 0xc6f[ 94.540271] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 3bff0) # [ 93.885416] bfa0: [ 94.550959] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e65000 r5:c47ad900 r4:00000000 00000008 00000008[ 94.561565] [] (vfs_write) from [] (ksys_write+0x74/0xec) 00000001 b6e41000 00000008 00000[ 94.571562] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c6f26000 r5:c47ad900 000 # [ 93.896457] bfc0: 00000[ 94.582249] r4:c47ad900 008 00000008 b6f88e00 00000004 00[ 94.587651] [] (ksys_write) from [] (sys_write+0x18/0x1c) 000001 00000000 00020000 be8f6a54[ 94.597649] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000010 r4:00000010 # [ 93.907495] bfe0: 00000004[ 94.608259] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) be8f6788 b6ef694f b6e7cc66 # [ [ 94.618684] Exception stack(0xc6f27fa8 to 0xc6f27ff0) 93.913218] irq event stamp: 0 [ 94.626604] 7fa0: 00000010 00000010 00000001 b6e65000 00000010 00000000 # [ 93.919080] hardirqs last e[ 94.637643] 7fc0: 00000010 00000010 b6face00 00000004 00000001 00000000 00020000 be8c6a54 nabled at (0): [<00000000>] 0x0 [ 94.648681] 7fe0: 00000004 be8c6788 b6f1a94f b6ea0c66 # [ 93.927550] hardirqs last di[ 94.656664] irq event stamp: 0 sabled at (0): [] copy_[ 94.662543] hardirqs last enabled at (0): [<00000000>] 0x0 process+0x5c8/0x194c # [ 93.93[ 94.670968] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 7888] softirqs last enabled at ([ 94.681362] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 0): [] copy_process+0x5[ 94.691695] softirqs last disabled at (0): [<00000000>] 0x0 c8/0x194c # [ 93.948230] softi[ 94.700129] ---[ end trace 2eaa1d1e4d130cd2 ]--- rqs last disabled at (0): [<00000000>] 0x0 # [ 93.956667] ---[ end trace 2eaa1d1e4d130cd1 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 94.315839] lkdtm: Performing direct entry WARNING_MESSAGE # [ 94.322397] ------------[ cut here ]------------ # [ 94.329854] WARNING: CPU: 2 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 94.341853] Warning message trigger count: 2 # [ 94.349023] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 94.380687] CPU: 2 PID: 892 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 94.391154] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.400545] Backtrace: # [ 94.405871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.416293] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 94.424817] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.434993] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 94.444813] r9:00000009 r8:c0c2d63c r7:00000058 r6:00000009 r5:c0c2d63c r4:c1acbe44 # [ 94.455420] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.465763] r7:00000058 r6:c1acbe44 r5:c1acbe60 r4:c6f26000 # [ 94.474293] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 94.485933] r9:c1acb794 r8:c15e7d40 r7:c6f27f60 r6:00000010 r5:c59a0000 r4:00000003 # [ 94.496543] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.508015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.518885] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.529659] r9:c6f27f60 r8:c519fc00 r7:00000010 r6:b6e65000 r5:c47ad900 r4:c0c2d400 # [ 94.540271] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.550959] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e65000 r5:c47ad900 r4:00000000 # [ 94.561565] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.571562] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c6f26000 r5:c47ad900 # [ 94.582249] r4:c47ad900 # [ 94.587651] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.597649] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000010 r4:00000010 # [ 94.608259] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.618684] Exception stack(0xc6f27fa8 to 0xc6f27ff0) # [ 94.626604] 7fa0: 00000010 00000010 00000001 b6e65000 00000010 00000000 # [ 94.637643] 7fc0: 00000010 00000010 b6face00 00000004 00000001 00000000 00020000 be8c6a54 # [ 94.648681] 7fe0: 00000004 be8c6788 b6f1a94f b6ea0c66 # [ 94.656664] irq event stamp: 0 # [ 94.662543] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.670968] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 94.681362] softirqs last enabl[ 95.023910] lkdtm: Performing direct entry EXCEPTION ed at (0): [] copy_[p r 95.031229] 8<--- cut here --- ocess+0x5c8/0x194c # [ 94.6916[ 95.037153] Unable to handle kernel NULL pointer dereference at virtual address 00000000 95] softirqs last disabled at (0)[ 95.047917] pgd = f6cd67e0 : [<00000000>] 0x0 # [ 94.7001[ 95.053516] [00000000] *pgd=00000000 29] ---[ end trace 2eaa1d1e4d130c[ 95.059890] Internal error: Oops: 805 [#2] SMP ARM d2 ]--- # WARNING_MESSAGE: saw '[ 95.067521] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 message trigger': o[k o9k5. 099224] CPU: 2 PID: 924 Comm: cat Tainted: G D W 5.10.128-cip10 #1 selftests[: l k9d5t.m1:0 9W0A42] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) NING_MESSAGE.sh # selftests: [l 95.117405] PC is at lkdtm_EXCEPTION+0x18/0x20 dtm: EXCEPTION.[s h 95.124529] LR is at lkdtm_do_action+0x2c/0x4c [ 95.130617] pc : [] lr : [] psr: a00e0013 [ 95.136888] sp : c6c1be58 ip : c6c1be68 fp : c6c1be64 [ 95.142116] r10: 0000000a r9 : c1acb7a4 r8 : c15e7d40 [ 95.147346] r7 : c6c1bf60 r6 : 0000000a r5 : c6d56000 r4 : 00000004 [ 95.153878] r3 : 00000000 r2 : 34d314e1 r1 : ef7ab5e0 r0 : c15e7d60 [ 95.160412] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 95.167552] Control: 10c5387d Table: 16fd004a DAC: 00000051 [ 95.173306] Process cat (pid: 924, stack limit = 0xccc4f207) [ 95.178971] Stack: (0xc6c1be58 to 0xc6c1c000) [ 95.183334] be40: c6c1be74 c6c1be68 [ 95.191519] be60: c0c2d020 c0c2d650 c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c47adcc0 [ 95.199704] be80: b6e60000 0000000a c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c [ 95.207890] bea0: 00000000 c47adcc0 b6e60000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 [ 95.216075] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 [ 95.224261] bee0: b6e60000 00020000 00000004 0000000a 0001fff6 c6c1bee0 00000001 b6e5f000 [ 95.232445] bf00: c5c18640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 95.240629] bf20: 00000000 00000000 c136d410 34d314e1 c205c080 c47adcc0 c47adcc0 c6c1a000 [ 95.248815] bf40: b6e60000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 [ 95.257000] bf60: 00000000 00000000 c6c1bfac 34d314e1 0000000a 0000000a b6fa7e00 00000004 [ 95.265184] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 [ 95.273370] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e60000 0000000a 00000000 [ 95.281555] bfc0: 0000000a 0000000a b6fa7e00 00000004 00000001 00000000 00020000 be93ba54 [ 95.289741] bfe0: 00000004 be93b788 b6f1594f b6e9bc66 800e0030 00000001 00000000 00000000 [ 95.297919] Backtrace: [ 95.300385] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.308488] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.316505] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.324432] r9:c6c1bf60 r8:c519fc00 r7:0000000a r6:b6e60000 r5:c47adcc0 r4:c0c2d400 [ 95.332189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.340028] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6e60000 r5:c47adcc0 r4:00000000 [ 95.347780] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.354924] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6c1a000 r5:c47adcc0 [ 95.362757] r4:c47adcc0 [ 95.365300] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.372443] r9:c6c1a000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000a r4:0000000a [ 95.380198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.387771] Exception stack(0xc6c1bfa8 to 0xc6c1bff0) [ 95.392830] bfa0: 0000000a 0000000a 00000001 b6e60000 0000000a 00000000 [ 95.401014] bfc0: 0000000a 0000000a b6fa7e00 00000004 00000001 00000000 00020000 be93ba54 [ 95.409196] bfe0: 00000004 be93b788 b6f1594f b6e9bc66 [ 95.414255] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 95.420403] ---[ end trace 2eaa1d1e4d130cd3 ]--- # Segmentation fault # [ 95.023910] lkdtm: Performing direct entry EXCEPTION # [ 95.031229] 8<--- cut here --- # [ 95.037153] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 95.047917] pgd = f6cd67e0 # [ 95.053516] [00000000] *pgd=00000000 # [ 95.059890] Internal error: Oops: 805 [#2] SMP ARM # [ 95.067521] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 95.099224] CPU: 2 PID: 924 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 95.109042] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.117405] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 95.124529] LR is at lkdtm_do_action+0x2c/0x4c # [ 95.130617] pc : [] lr : [] psr: a00e0013 # [ 95.136888] sp : c6c1be58 ip : c6c1be68 fp : c6c1be64 # [ 95.142116] r10: 0000000a r9 : c1acb7a4 r8 : c15e7d40 # [ 95.147346] r7 : c6c1bf60 r6 : 0000000a r5 : c6d56000 r4 : 00000004 # [ 95.153878] r3 : 00000000 r2 : 34d314e1 r1 : ef7ab5e0 r0 : c15e7d60 # [ 95.160412] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.167552] Control: 10c5387d Table: 16fd004a DAC: 00000051 # [ 95.173306] Process cat (pid: 924, stack limit = 0xccc4f207) # [ 95.178971] Stack: (0xc6c1be58 to 0xc6c1c000) # [ 95.183334] be40: c6c1be74 c6c1be68 # [ 95.191519] be60: c0c2d020 c0c2d650 c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c47adcc0 # [ 95.199704] be80: b6e60000 0000000a c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c # [ 95.207890] bea0: 00000000 c47adcc0 b6e60000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 # [ 95.216075] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 # [ 95.224261] bee0: b6e60000 00020000 00000004 0000000a 0001fff6 c6c1bee0 00000001 b6e5f000 # [ 95.232445] bf00: c5c18640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.240629] bf20: 00000000 00000000 c136d410 34d314e1 c205c080 c47adcc0 c47adcc0 c6c1a000 # [ 95.248815] bf40: b6e60000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 # [ 95.257000] bf60: 00000000 00000000 c6c1bfac 34d314e1 0000000a 0000000a b6fa7e00 00000004 # [ 95.265184] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 # [ 95.273370] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e60000 0000000a 00000000 # [ 95.281555] bfc0: 0000000a 0000000a b6fa7e00 00000004 00000001 00000000 00020000 be93ba54 # [ 95.289741] bfe0: 00000004 be93b788 b6f1594f b6e9bc66 800e0030 00000001 00000000 00000000 # [ 95.297919] Backtrace: # [ 95.300385] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.308488] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.316505] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.324432] r9:c6c1bf60 r8:c519fc00 r7:0000000a r6:b6e60000 r5:c47adcc0 r4:c0c2d400 # [ 95.332189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.340028] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6e60000 r5:c47adcc0 r4:00000000 # [ 95.347780] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.354924] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6c1a000 r5:c47adcc0 # [ 95.362757] r4:c47adcc0 # [ 95.365300] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.372443] r9:c6c1a000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000a r4:0000000a # [ 95.380198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.387771] Exception stack(0xc6c1bfa8 to 0xc6c1bff0) # [ 95.392830] bfa0: 0000000a 0000000a 00000001 b6e60000 0000000a 00000000 # [ 95.401014] bfc0: 0000000a 0000000a b6fa7e00 00000004 00000001 00000000 00020000 be93ba54 # [ 95.409196] bfe0: 00000004 be93b788 b6f1594f b6e9bc66 # [ 95.414255] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 95.420403] ---[ end trace 2eaa1d1e4d130cd3 ]--- # 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 [ 96.614449] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 96.620048] lkdtm: attempting good list addition [ 96.624735] lkdtm: attempting corrupted list addition [ 96.629802] lkdtm: list_add() corruption not detected! # [ 96.614449] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 96.620048] lkdtm: attempting good list addition # [ 96.624735] lkdtm: attempting corrupted list addition # [ 96.629802] 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 [ 96.981170] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 96.987019] lkdtm: attempting good list removal [ 96.991593] lkdtm: attempting corrupted list removal [ 96.996614] lkdtm: list_del() corruption not detected! # [ 96.981170] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 96.987019] lkdtm: attempting good list removal # [ 96.991593] lkdtm: attempting corrupted list removal # [ 96.996614] 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 [ 97.332480] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 97.338800] lkdtm: attempting bad read from page below current stack [ 97.345259] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 97.332480] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 97.338800] lkdtm: attempting bad read from page below current stack # [ 97.345259] 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 [ 97.680658] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 97.687094] lkdtm: attempting bad read from page above current stack [ 97.693674] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 97.680658] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 97.687094] lkdtm: attempting bad read from page above current stack # [ 97.693674] 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 [ 98.065239] lkdtm: Performing direct entry UNSET_SMEP [ 98.070316] lkdtm: XFAIL: this test is x86_64-only # [ 98.065239] lkdtm: Performing direct entry UNSET_SMEP # [ 98.070316] 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 [ 98.402992] lkdtm: Performing direct entry DOUBLE_FAULT [ 98.408238] lkdtm: XFAIL: this test is ia32-only # [ 98.402992] lkdtm: Performing direct entry DOUBLE_FAULT # [ 98.408238] 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 [ 98.739468] lkdtm: Performing direct entry CORRUPT_PAC [ 98.744817] lkdtm: XFAIL: this test is arm64-only # [ 98.739468] lkdtm: Performing direct entry CORRUPT_PAC # [ 98.744817] 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 [ 99.074629] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 99.081096] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 99.074629] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 99.081096] 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 [ 99.810131] lkdtm: Performing direct entry READ_AFTER_FREE [ 99.815696] lkdtm: Value in memory before free: 12345678 [ 99.821018] lkdtm: Attempting bad read from freed memory [ 99.826492] lkdtm: Memory was not poisoned # [ 99.810131] lkdtm: Performing direct entry READ_AFTER_FREE # [ 99.815696] lkdtm: Value in memory before free: 12345678 # [ 99.821018] lkdtm: Attempting bad read from freed memory # [ 99.826492] 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 [ 100.344008] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 100.350049] lkdtm: Value in memory before free: 12345678 [ 100.355438] lkdtm: Attempting to read from freed memory [ 100.360676] lkdtm: Buddy page was not poisoned # [ 100.344008] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 100.350049] lkdtm: Value in memory before free: 12345678 # [ 100.355438] lkdtm: Attempting to read from freed memory # [ 100.360676] 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 [ 100.698200] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 100.703899] lkdtm: Attempting double slab free ... # [ 100.698200] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 100.703899] 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 [ 101.046179] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 101.051698] lkdtm: Attempting cross-cache slab free ... # [ 101.046179] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 101.051698] 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 [ 101.395565] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 101.400988] lkdtm: Attempting non-Slab slab free ... # [ 101.395565] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 101.400988] 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 [ 102.516048] lkdtm: Performing direct entry EXEC_DATA [ 102.521035] lkdtm: attempting ok execution at c0c2dd90 [ 102.526288] lkdtm: attempting bad execution at c26f674c [ 102.531531] 8<--- cut here --- [ 102.534591] Unable to handle kernel paging request at virtual address c26f674c [ 102.541820] pgd = 9c6bf852 [ 102.544532] [c26f674c] *pgd=1261141e(bad) [ 102.548563] Internal error: Oops: 8000000d [#3] SMP ARM [ 102.553795] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 102.582827] CPU: 3 PID: 1767 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 102.590575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.597114] PC is at data_area+0x0/0x40 [ 102.600965] LR is at execute_location+0xa4/0xb4 [ 102.605500] pc : [] lr : [] psr: 600e0013 [ 102.611773] sp : c6bdfe38 ip : 00000027 fp : c6bdfe54 [ 102.617001] r10: 0000000a r9 : c1acb988 r8 : c15e7d40 [ 102.622229] r7 : c6bdff60 r6 : 00000001 r5 : c26f674c r4 : c0c2dd90 [ 102.628760] r3 : 898ffcb3 r2 : 898ffcb3 r1 : ef7c05e4 r0 : 0000002b [ 102.635293] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.642433] Control: 10c5387d Table: 16f3804a DAC: 00000051 [ 102.648184] Process cat (pid: 1767, stack limit = 0x1a0c471a) [ 102.653935] Stack: (0xc6bdfe38 to 0xc6be0000) [ 102.658299] fe20: 0000001f c59a4000 [ 102.666484] fe40: 0000000a c6bdff60 c6bdfe64 c6bdfe58 c1357e2c c1357c28 c6bdfe74 c6bdfe68 [ 102.674670] fe60: c0c2d020 c1357e14 c6bdfe9c c6bdfe78 c0c2d520 c0c2d000 c0c2d400 c5e58500 [ 102.682854] fe80: b6e1c000 0000000a c519fc00 c6bdff60 c6bdfec4 c6bdfea0 c07f4c50 c0c2d40c [ 102.691037] fea0: 00000000 c5e58500 b6e1c000 c2816000 c6bdff60 c07f4bec c6bdff5c c6bdfec8 [ 102.699222] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6bde000 [ 102.707405] fee0: b6e1c000 00020000 00000004 0000000a 0001fff6 c6bdfee0 00000001 b6e1b000 [ 102.715589] ff00: c68cf400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.723774] ff20: 00000000 00000000 c136d410 898ffcb3 c205c080 c5e58500 c5e58500 c6bde000 [ 102.731958] ff40: b6e1c000 00000000 00000000 00000004 c6bdff94 c6bdff60 c05988bc c0598228 [ 102.740143] ff60: 00000000 00000000 c6bdffac 898ffcb3 0000000a 0000000a b6f63e00 00000004 [ 102.748327] ff80: c03002e4 c6bde000 c6bdffa4 c6bdff98 c059894c c0598854 00000000 c6bdffa8 [ 102.756510] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e1c000 0000000a 00000000 [ 102.764695] ffc0: 0000000a 0000000a b6f63e00 00000004 00000001 00000000 00020000 bed3ca54 [ 102.772878] ffe0: 00000004 bed3c788 b6ed194f b6e57c66 800e0030 00000001 00000000 00000000 [ 102.781057] Backtrace: [ 102.783526] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 102.791712] r7:c6bdff60 r6:0000000a r5:c59a4000 r4:0000001f [ 102.797387] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.805488] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.813505] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.821433] r9:c6bdff60 r8:c519fc00 r7:0000000a r6:b6e1c000 r5:c5e58500 r4:c0c2d400 [ 102.829189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.837028] r9:c07f4bec r8:c6bdff60 r7:c2816000 r6:b6e1c000 r5:c5e58500 r4:00000000 [ 102.844780] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.851924] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6bde000 r5:c5e58500 [ 102.859756] r4:c5e58500 [ 102.862298] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.869440] r9:c6bde000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000a r4:0000000a [ 102.877195] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.884767] Exception stack(0xc6bdffa8 to 0xc6bdfff0) [ 102.889824] ffa0: 0000000a 0000000a 00000001 b6e1c000 0000000a 00000000 [ 102.898008] ffc0: 0000000a 0000000a b6f63e00 00000004 00000001 00000000 00020000 bed3ca54 [ 102.906189] ffe0: 00000004 bed3c788 b6ed194f b6e57c66 [ 102.911250] Code: 00000000 c434c0c0 c434c180 c434c240 (e1a0c00d) [ 102.917353] ---[ end trace 2eaa1d1e4d130cd4 ]--- # Segmentation fault # [ 102.516048] lkdtm: Performing direct entry EXEC_DATA # [ 102.521035] lkdtm: attempting ok execution at c0c2dd90 # [ 102.526288] lkdtm: attempting bad execution at c26f674c # [ 102.531531] 8<--- cut here --- # [ 102.534591] Unable to handle kernel paging request at virtual address c26f674c # [ 102.541820] pgd = 9c6bf852 # [ 102.544532] [c26f674c] *pgd=1261141e(bad) # [ 102.548563] Internal error: Oops: 8000000d [#3] SMP ARM # [ 102.553795] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 102.582827] CPU: 3 PID: 1767 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 102.590575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.597114] PC is at data_area+0x0/0x40 # [ 102.600965] LR is at execute_location+0xa4/0xb4 # [ 102.605500] pc : [] lr : [] psr: 600e0013 # [ 102.611773] sp : c6bdfe38 ip : 00000027 fp : c6bdfe54 # [ 102.617001] r10: 0000000a r9 : c1acb988 r8 : c15e7d40 # [ 102.622229] r7 : c6bdff60 r6 : 00000001 r5 : c26f674c r4 : c0c2dd90 # [ 102.628760] r3 : 898ffcb3 r2 : 898ffcb3 r1 : ef7c05e4 r0 : 0000002b # [ 102.635293] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.642433] Control: 10c5387d Table: 16f3804a DAC: 00000051 # [ 102.648184] Process cat (pid: 1767, stack limit = 0x1a0c471a) # [ 102.653935] Stack: (0xc6bdfe38 to 0xc6be0000) # [ 102.658299] fe20: 0000001f c59a4000 # [ 102.666484] fe40: 0000000a c6bdff60 c6bdfe64 c6bdfe58 c1357e2c c1357c28 c6bdfe74 c6bdfe68 # [ 102.674670] fe60: c0c2d020 c1357e14 c6bdfe9c c6bdfe78 c0c2d520 c0c2d000 c0c2d400 c5e58500 # [ 102.682854] fe80: b6e1c000 0000000a c519fc00 c6bdff60 c6bdfec4 c6bdfea0 c07f4c50 c0c2d40c # [ 102.691037] fea0: 00000000 c5e58500 b6e1c000 c2816000 c6bdff60 c07f4bec c6bdff5c c6bdfec8 # [ 102.699222] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6bde000 # [ 102.707405] fee0: b6e1c000 00020000 00000004 0000000a 0001fff6 c6bdfee0 00000001 b6e1b000 # [ 102.715589] ff00: c68cf400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.723774] ff20: 00000000 00000000 c136d410 898ffcb3 c205c080 c5e58500 c5e58500 c6bde000 # [ 102.731958] ff40: b6e1c000 00000000 00000000 00000004 c6bdff94 c6bdff60 c05988bc c0598228 # [ 102.740143] ff60: 00000000 00000000 c6bdffac 898ffcb3 0000000a 0000000a b6f63e00 00000004 # [ 102.748327] ff80: c03002e4 c6bde000 c6bdffa4 c6bdff98 c059894c c0598854 00000000 c6bdffa8 # [ 102.756510] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e1c000 0000000a 00000000 # [ 102.764695] ffc0: 0000000a 0000000a b6f63e00 00000004 00000001 00000000 00020000 bed3ca54 # [ 102.772878] ffe0: 00000004 bed3c788 b6ed194f b6e57c66 800e0030 00000001 00000000 00000000 # [ 102.781057] Backtrace: # [ 102.783526] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 102.791712] r7:c6bdff60 r6:0000000a r5:c59a4000 r4:0000001f # [ 102.797387] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.805488] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.813505] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.821433] r9:c6bdff60 r8:c519fc00 r7:0000000a r6:b6e1c000 r5:c5e58500 r4:c0c2d400 # [ 102.829189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.837028] r9:c07f4bec r8:c6bdff60 r7:c2816000 r6:b6e1c000 r5:c5e58500 r4:00000000 # [ 102.844780] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.851924] r10:00000004 [ 103.355120] lkdtm: Performing direct entry EXEC_STACK r9:00000000 r8:00000000 r7:b6e1c0[ 103.363066] lkdtm: attempting ok execution at c0c2dd90 00 r6:c6bde000 r5:c5e58500 #[ [103.370994] lkdtm: attempting bad execution at c6b8be0c 102.859756] r4:c5e58500 # [ [ 103.378934] 8<--- cut here --- 102.8[6 2 219083]. 3[8<4c704559]8Unable to handle kernel paging request at virtual address c6b8be0c 848>] (ksys_[w r i1t0e3). 3f9r3o535] pgd = cb08ae42 [] (sys_write+0[x 1 8103.398150] [c6b8be0c] *pgd=16a1141e(bad) 0x1c) # [ 102.86[9 4 4100]3 .4 4681] Internal error: Oops: 8000000d [#4] SMP ARM r9:c6bde000 r8:c03002e4 r7:000000[ 103.411985] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 04 r6:b6f63e00 r5:[0 0 0100030.0443688] CPU: 2 PID: 1843 Comm: cat Tainted: G D W 5.10.128-cip10 #1 r4:0000[0 0 01a03 .#4 5[3 5 915] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 2.877195] [0]3 .(4s1862] PC is at 0xc6b8be0c ys_write) from [[] (103.467093] LR is at execute_location+0xa4/0xb4 et_fast_sys[c a l1l0+30.x407/401x8] pc : [] lr : [] psr: 600e0013 28) # [[ 110023..848842726174] sp : c6b8bde8 ip : c6b8bcf0 fp : c6b8be04 Excepti[o n 1s0t3.a4c8k9(107x3c r10: 0000000b r9 : c1acb994 r8 : c15e7d40 6bdffa8 [t o 100x3c.64b9d6f0f4f5] r7 : c6b8bf60 r6 : 00000001 r5 : c6b8be0c r4 : c0c2dd90 ) # [ [1 0 21.0838.95802443]0 8] r3 : 5e379f27 r2 : 5e379f27 r1 : ef7ab5e0 r0 : 0000002b fa0: [ 10 3 . 5 1 2 5 1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000000a 0[0 0 0100030.a5 2010505] Control: 10c5387d Table: 1473004a DAC: 00000051 00001 b6e1c[0 0 01 0030.0502090001] Process cat (pid: 1843, stack limit = 0xe7780793) a 00000000[ #10 3[. 5 3160625.] Stack: (0xc6b8bde8 to 0xc6b8c000) 898008] ffc0: 00[0 0 010003a. 5042754] bde0: c6b8a000 c6b71000 0000000b c6b8bf60 c6b8be64 c6b8be08 00000a b6f63e00 0[0 0 0100030.45 3013] be00: c1357e68 c1357c28 c6b8be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 00000001 0000[0 0 0100 30.050623069] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 000 bed3ca54 #[ [ 1 0130.25.79354] be40: e3a02040 e3a01d33 e5930018 5e379f27 0000000b 00000020 c6b8be74 c6b8be68 06189] ffe0: 00000[0 0 41 0b3.e5d3527] be60: c0c2d020 c1357e3c c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c6996f00 3c788 b6ed194f b[6 e 5170c36.6593783] be80: b6dd0000 0000000b c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c # [ 102.911250[] C1o0d3e.:6 00041] bea0: 00000000 c6996f00 b6dd0000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 0000000 c434c0[c 0 1c0433.46c114211] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 0 c434c240 (e1[a 0 c10003d.)6 24383] bee0: b6dd0000 00020000 00000004 0000000b 0001fff5 c6b8bee0 00000001 b6dcf000 # [ 102.917[3 5 31]0 3-.-6-3[4 553] bf00: c5bab400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 nd trace 2eaa1d1[e 4 d110330.c6d44639] bf20: 00000000 00000000 c136d410 5e379f27 c205c080 c6996f00 c6996f00 c6b8a000 ]--- # EXEC_DAT[A : 1m0i3s.s6i4897] bf40: b6dd0000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 ng 'call trace[: ' :1 0[3F.A6I6L5154] bf60: 00000000 00000000 c6b8bfac 5e379f27 0000000b 0000000b b6f17e00 00000004 not ok 30 se[l f t1e0s3t.s6:7 5325] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 kdtm: EXEC_DAT[A . s1h0 3#. 6e8x5496] bfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dd0000 0000000b 00000000 t=1 # selftest[s : 1l0k3d.t6m9:667] bfc0: 0000000b 0000000b b6f17e00 00000004 00000001 00000000 00020000 bec83a54 EXEC_STACK.s[h 103.705836] bfe0: 00000004 bec83788 b6e8594f b6e0bc66 800e0030 00000001 00000000 00000000 [ 103.715395] Backtrace: [ 103.717863] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 103.726137] r7:c6b8bf60 r6:0000000b r5:c6b71000 r4:c6b8a000 [ 103.731813] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.739993] r4:00000020 [ 103.742538] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.750557] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.758480] r9:c6b8bf60 r8:c519fc00 r7:0000000b r6:b6dd0000 r5:c6996f00 r4:c0c2d400 [ 103.766236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.774075] r9:c07f4bec r8:c6b8bf60 r7:c2816000 r6:b6dd0000 r5:c6996f00 r4:00000000 [ 103.781828] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.788971] r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c6b8a000 r5:c6996f00 [ 103.796804] r4:c6996f00 [ 103.799347] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.806489] r9:c6b8a000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:0000000b r4:0000000b [ 103.814243] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.821816] Exception stack(0xc6b8bfa8 to 0xc6b8bff0) [ 103.826875] bfa0: 0000000b 0000000b 00000001 b6dd0000 0000000b 00000000 [ 103.835060] bfc0: 0000000b 0000000b b6f17e00 00000004 00000001 00000000 00020000 bec83a54 [ 103.843245] bfe0: 00000004 bec83788 b6e8594f b6e0bc66 [ 103.848304] Code: c6b8be08 c1357e68 c1357c28 c6b8be6c (e1a0c00d) [ 103.854407] ---[ end trace 2eaa1d1e4d130cd5 ]--- # Segmentation fault # [ 103.355120] lkdtm: Performing direct entry EXEC_STACK # [ 103.363066] lkdtm: attempting ok execution at c0c2dd90 # [ 103.370994] lkdtm: attempting bad execution at c6b8be0c # [ 103.378934] 8<--- cut here --- # [ 103.384745] Unable to handle kernel paging request at virtual address c6b8be0c # [ 103.393535] pgd = cb08ae42 # [ 103.398150] [c6b8be0c] *pgd=16a1141e(bad) # [ 103.404681] Internal error: Oops: 8000000d [#4] SMP ARM # [ 103.411985] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 103.443688] CPU: 2 PID: 1843 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 103.453595] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.461862] PC is at 0xc6b8be0c # [ 103.467093] LR is at execute_location+0xa4/0xb4 # [ 103.474128] pc : [] lr : [] psr: 600e0013 # [ 103.482214] sp : c6b8bde8 ip : c6b8bcf0 fp : c6b8be04 # [ 103.489173] r10: 0000000b r9 : c1acb994 r8 : c15e7d40 # [ 103.496045] r7 : c6b8bf60 r6 : 00000001 r5 : c6b8be0c r4 : c0c2dd90 # [ 103.504308] r3 : 5e379f27 r2 : 5e379f27 r1 : ef7ab5e0 r0 : 0000002b # [ 103.512571] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.521525] Control: 10c5387d Table: 1473004a DAC: 00000051 # [ 103.529091] Process cat (pid: 1843, stack limit = 0xe7780793) # [ 103.536657] Stack: (0xc6b8bde8 to 0xc6b8c000) # [ 103.542754] bde0: c6b8a000 c6b71000 0000000b c6b8bf60 c6b8be64 c6b8be08 # [ 103.553013] be00: c1357e68 c1357c28 c6b8be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 103.563269] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 103.573354] be40: e3a02040 e3a01d33 e5930018 5e379f27 0000000b 00000020 c6b8be74 c6b8be68 # [ 103.583527] be60: c0c2d020 c1357e3c c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c6996f00 # [ 103.593783] be80: b6dd0000 0000000b c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c # [ 103.604041] bea0: 00000000 c6996f00 b6dd0000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 # [ 103.614211] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 # [ 103.624383] bee0: b6dd0000 00020000 00000004 0000000b 0001fff5 c6b8bee0 00000001 b6dcf000 # [ 103.634553] bf00: c5bab400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.644639] bf20: 00000000 00000000 c136d410 5e379f27 c205c080 c6996f00 c6996f00 c6b8a000 # [ 103.654897] bf40: b6dd0000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 # [ 103.665154] bf60: 00000000 00000000 c6b8bfac 5e379f27 0000000b 0000000b b6f17e00 00000004 # [ 103.675325] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 # [ 103.685496] bfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dd0000 0000000b 00000000 # [ 103.695667] bfc0: 0000000b 0000000b b6f17e00 00000004 00000001 00000000 00020000 bec83a54 # [ 103.705836] bfe0: 00000004 bec83788 b6e8594f b6e0bc66 800e0030 00000001 00000000 00000000 # [ 103.715395] Backtrace: # [ 103.717863] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 103.726137] r7:c6b8bf60 r6:0000000b r5:c6b71000 r4:c6b8a000 # [ 103.731813] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.739993] r4:00000020 # [ 103.742538] [] (lkdtm_do_a[ 104.277941] lkdtm: Performing direct entry EXEC_KMALLOC ction) from [] (direct_[ 104.285085] lkdtm: attempting ok execution at c0c2dd90 entry+0x120/0x18c) # [ 103.7505[ 104.293136] lkdtm: attempting bad execution at c5ed9340 57] [] (direc[t _ e1n0t.301124] 8<--- cut here --- ry) from [0]4 .(3f06518] Unable to handle kernel paging request at virtual address c5ed9340 ll_proxy_write+[0 x 6140/40.x3914823] pgd = 0ce97360 ) # [ 103.758480] r9:c6b8bf6[0 104.320525] [c5ed9340] *pgd=15e1141e(bad) r8:c519fc00 r7:000[0 0 0100b4 .r27232] Internal error: Oops: 8000000d [#5] SMP ARM 6:b6dd0000 r5:c6996f00 r4:c0c2d40[ 104.334623] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 0 # [ 103.766236] [] (ful[l _ p1r0o4x.y3_7w6r4i0t] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e) from [ ]1 0(4v.f3s4678] PC is at 0xc5ed9340 _write+0x10c/0x524) # [ 103.77[ 104.389912] LR is at execute_location+0xa4/0xb4 075] r9:c07[f 41b0e4c. 3r987:2c7] pc : [] lr : [] psr: 600e0013 6b8bf60 r7:[c 2 8110640.0400 5r266] sp : c6bdbe30 ip : 00000027 fp : c6bdbe4c :b6dd0000[ r 51:0c46.949162f3040] r10: 0000000d r9 : c1acb9a0 r8 : c15e7d40 r4:000000[0 0 10 4#. 4[1 9 3100] r7 : c6bdbf60 r6 : 00000001 r5 : c5ed9340 r4 : c0c2dd90 3.781828] [[ < c100549.842217c5>67] r3 : 3d068a24 r2 : 3d068a24 r1 : ef7c05e4 r0 : 0000002b (vfs_write) f[r o m1 0[4<.c40355919] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 88bc>] (ksy[s _ w1r0i4t.e4+405x070] Control: 10c5387d Table: 1485804a DAC: 00000051 4/0xec) # [ [1 0 31.074.848592718] Process cat (pid: 1922, stack limit = 0x48a70fe8) 1] r10:0000[0 0 0140 4r.94:6000272] Stack: (0xc6bdbe30 to 0xc6bdc000) 00000 r8:00000000 [r 7 :1b064d.d466543] be20: c5ed9340 c59a4000 0000000d c6bdbf60 000 r6:c6b8a000 r5:c[6 9 9160f40.476890] be40: c6bdbe64 c6bdbe50 c0c2dde0 c1357c28 00000021 c59a4000 c6bdbe74 c6bdbe68 # [ 103.79680[4 ] 1 0r44.:4c87321] be60: c0c2d020 c0c2ddb4 c6bdbe9c c6bdbe78 c0c2d520 c0c2d000 c0c2d400 c47ac8c0 996f00 # [ 103.79[9 3 4170]4 .[97581] be80: b6e1c000 0000000d c519fc00 c6bdbf60 c6bdbec4 c6bdbea0 c07f4c50 c0c2d40c ] (ksys[_ w r1i0t4e.)5 7927] bea0: 00000000 c47ac8c0 b6e1c000 c2816000 c6bdbf60 c07f4bec c6bdbf5c c6bdbec8 from [ ] 1(0s4y.s5_1w185] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6bda000 rite+0x18/0x1c) # [[ 110043..28362] bee0: b6e1c000 00020000 00000004 0000000d 0001fff3 c6bdbee0 00000001 b6e1b000 806489] r9:c6[b 8 a100040. 5r388704] bf00: c5e58b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 c03002e4 r7:00000[0 0 41 0r46.:5b8878] bf20: 00000000 00000000 c136d410 3d068a24 c205c080 c47ac8c0 c47ac8c0 c6bda000 6f17e00 r5:000000[0 b 1r044:.0509139] bf40: b6e1c000 00000000 00000000 00000004 c6bdbf94 c6bdbf60 c05988bc c0598228 00000b # [ 10[3 . 8110442.4536]396] bf60: 00000000 00000000 c6bdbfac 3d068a24 0000000d 0000000d b6f63e00 00000004 [] (sy[s _ w1r0i4t.e5)9570] bf80: c03002e4 c6bda000 c6bdbfa4 c6bdbf98 c059894c c0598854 00000000 c6bdbfa8 from [[] (1r0e4t._5f9829] bfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 ast_syscall+0x0/0[x 2 81)04 .#6 0088] bfc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 beb34a54 [ 103.821816] Ex[c e p1t0i4o.n6 0348] bfe0: 00000004 beb34788 b6ed194f b6e57c66 800e0030 00000001 00000000 00000000 stack(0xc6b8bfa8[ t o1 004x.c6620600] Backtrace: 8bff0) # [ 103.826875] bfa0: [ 104.625153] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 000[0 0 0100b4 .036441] r7:c6bdbf60 r6:0000000d r5:c59a4000 r4:c5ed9340 000000b 00000001 b6dd0000 [0 0 0104.644275] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 000b 000000[0 0 1 0#4 .[6 5 51102] r5:c59a4000 r4:00000021 3.835060] bfc0: 0000000b [0 0 0104.660539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 000b b6f17e00 00000004 000[0 0 0104.670972] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 1 00000000 000200[0 0 1b0e4c.8631400] r9:c6bdbf60 r8:c519fc00 r7:0000000d r6:b6e1c000 r5:c47ac8c0 r4:c0c2d400 a54 # [ 103.843245] bfe[0 : 104.691231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 0000004 bec83788 b6[e 8 519044f. 01485] r9:c07f4bec r8:c6bdbf60 r7:c2816000 r6:b6e1c000 r5:c47ac8c0 r4:00000000 b6e0bc66 # [ 103.8[4 8 310044].711398] [] (vfs_write) from [] (ksys_write+0x74/0xec) Code: c6b8be08 c13[5 7 e16084 .c720788] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6bda000 r5:c47ac8c0 357c28 c[6 b 81b0e46.c7 3(0e718a0] r4:c47ac8c0 c00d) # [ 103.85[4 4 0170]4 .-35057] [] (ksys_write) from [] (sys_write+0x18/0x1c) --[ end trace 2ea[a 1 d110e44.d714360] r9:c6bda000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000d r4:0000000d 30cd5 ]--- # EXEC_STAC[K : 1m0i.754189] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ssing 'ca[l l 1t0r4a.c7e6:4'0:9 ] Exception stack(0xc6bdbfa8 to 0xc6bdbff0) [FAIL] not ok 31[ s e1l0f4t.e7s0884] bfa0: 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 ts: lkdtm: EXEC_[S T A1C0K4..s7h81142] bfc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 beb34a54 # exit=1 # s[e l f1t0e4s.t7s9:1 99] bfe0: 00000004 beb34788 b6ed194f b6e57c66 lkdtm: EXEC_KMALLO[C . s1h04 .798365] Code: eff10a20 eff0fc80 efec98a0 efec98c0 (e1a0c00d) [ 104.806541] ---[ end trace 2eaa1d1e4d130cd6 ]--- # Segmentation fault # [ 104.277941] lkdtm: Performing direct entry EXEC_KMALLOC # [ 104.285085] lkdtm: attempting ok execution at c0c2dd90 # [ 104.293136] lkdtm: attempting bad execution at c5ed9340 # [ 104.301124] 8<--- cut here --- # [ 104.306518] Unable to handle kernel paging request at virtual address c5ed9340 # [ 104.315823] pgd = 0ce97360 # [ 104.320525] [c5ed9340] *pgd=15e1141e(bad) # [ 104.327232] Internal error: Oops: 8000000d [#5] SMP ARM # [ 104.334623] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 104.366331] CPU: 3 PID: 1922 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 104.376409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.384678] PC is at 0xc5ed9340 # [ 104.389912] LR is at execute_location+0xa4/0xb4 # [ 104.397207] pc : [] lr : [] psr: 600e0013 # [ 104.405296] sp : c6bdbe30 ip : 00000027 fp : c6bdbe4c # [ 104.412344] r10: 0000000d r9 : c1acb9a0 r8 : c15e7d40 # [ 104.419305] r7 : c6bdbf60 r6 : 00000001 r5 : c5ed9340 r4 : c0c2dd90 # [ 104.427567] r3 : 3d068a24 r2 : 3d068a24 r1 : ef7c05e4 r0 : 0000002b # [ 104.435919] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.445050] Control: 10c5387d Table: 1485804a DAC: 00000051 # [ 104.452618] Process cat (pid: 1922, stack limit = 0x48a70fe8) # [ 104.460272] Stack: (0xc6bdbe30 to 0xc6bdc000) # [ 104.466543] be20: c5ed9340 c59a4000 0000000d c6bdbf60 # [ 104.476890] be40: c6bdbe64 c6bdbe50 c0c2dde0 c1357c28 00000021 c59a4000 c6bdbe74 c6bdbe68 # [ 104.487321] be60: c0c2d020 c0c2ddb4 c6bdbe9c c6bdbe78 c0c2d520 c0c2d000 c0c2d400 c47ac8c0 # [ 104.497581] be80: b6e1c000 0000000d c519fc00 c6bdbf60 c6bdbec4 c6bdbea0 c07f4c50 c0c2d40c # [ 104.507927] bea0: 00000000 c47ac8c0 b6e1c000 c2816000 c6bdbf60 c07f4bec c6bdbf5c c6bdbec8 # [ 104.518185] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6bda000 # [ 104.528362] bee0: b6e1c000 00020000 00000004 0000000d 0001fff3 c6bdbee0 00000001 b6e1b000 # [ 104.538704] bf00: c5e58b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.548878] bf20: 00000000 00000000 c136d410 3d068a24 c205c080 c47ac8c0 c47ac8c0 c6bda000 # [ 104.559139] bf40: b6e1c000 00000000 00000000 00000004 c6bdbf94 c6bdbf60 c05988bc c0598228 # [ 104.569396] bf60: 00000000 00000000 c6bdbfac 3d068a24 0000000d 0000000d b6f63e00 00000004 # [ 104.579570] bf80: c03002e4 c6bda000 c6bdbfa4 c6bdbf98 c059894c c0598854 00000000 c6bdbfa8 # [ 104.589829] bfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 # [ 104.600088] bfc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 beb34a54 # [ 104.610348] bfe0: 00000004 beb34788 b6ed194f b6e57c66 800e0030 00000001 00000000 00000000 # [ 104.620600] Backtrace: # [ 104.625153] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 104.636441] r7:c6bdbf60 r6:0000000d r5:c59a4000 r4:c5ed9340 # [ 104.644275] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.655132] r5:c59a4000 r4:00000021 # [ 104.660539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.670972] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.681400] r9:c6bdbf60 r8:c519fc00 r7:0000000d r6:b6e1c000 r5:c47ac8c0 r4:c0c2d400 # [ 104.691231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.701485] r9:c07f4bec r8:c6bdbf60 r7:c2816000 r6:b6e1c000 r5:c47ac8c0 r4:00000000 # [ 105.260126] lkdtm: Performing direct entry EXEC_VMALLOC [ 104.711398] [] (vfs_[ 105.266711] lkdtm: attempting ok execution at c0c2dd90 write) from [] (ksys_wr[ 105.274665] lkdtm: attempting bad execution at f09ef000 ite+0x74/0xec) # [ 104.720788] [ 105.282813] 8<--- cut here --- r10:00000004 r9:00000000 r8:0000[ 105.289774] Unable to handle kernel paging request at virtual address f09ef000 0000 r7:b6e1c000 r6:c6bda000 r5:c[ 105.299110] pgd = 537b7081 47ac8c0 # [ 104.730780] r4:c47[ 105.304441] [f09ef000] *pgd=12949811, *pte=4955d65f, *ppte=4955d45f ac8c0 # [ 104.735057] [] lr : [] psr: 600e0013 [ 105.378922] sp : c481fe30 ip : c481fd38 fp : c481fe4c [ 105.384151] r10: 0000000d r9 : c1acb9b0 r8 : c15e7d40 [ 105.389379] r7 : c481ff60 r6 : 00000001 r5 : f09ef000 r4 : c0c2dd90 [ 105.395910] r3 : 3e466e05 r2 : 3e466e05 r1 : ef7815e0 r0 : 0000002b [ 105.402444] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 105.409583] Control: 10c5387d Table: 1473404a DAC: 00000051 [ 105.415336] Process cat (pid: 1999, stack limit = 0x4ae47e0b) [ 105.421087] Stack: (0xc481fe30 to 0xc4820000) [ 105.425453] fe20: f09ef000 c6b94000 0000000d c481ff60 [ 105.433638] fe40: c481fe64 c481fe50 c0c2de14 c1357c28 00000022 c6b94000 c481fe74 c481fe68 [ 105.441822] fe60: c0c2d020 c0c2ddf8 c481fe9c c481fe78 c0c2d520 c0c2d000 c0c2d400 c6992780 [ 105.450007] fe80: b6df9000 0000000d c519fc00 c481ff60 c481fec4 c481fea0 c07f4c50 c0c2d40c [ 105.458192] fea0: 00000000 c6992780 b6df9000 c2816000 c481ff60 c07f4bec c481ff5c c481fec8 [ 105.466377] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d626e4 c05988bc c481e000 [ 105.474563] fee0: b6df9000 00020000 00000004 0000000d 0001fff3 c481fee0 00000001 00000805 [ 105.482746] ff00: c47ad900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.490932] ff20: 00000000 00000000 c481e000 3e466e05 b6df8000 c6992780 c6992780 c481e000 [ 105.499116] ff40: b6df9000 00000000 00000000 00000004 c481ff94 c481ff60 c05988bc c0598228 [ 105.507302] ff60: 00000000 00000000 c481ffac 3e466e05 0000000d 0000000d b6f40e00 00000004 [ 105.515486] ff80: c03002e4 c481e000 c481ffa4 c481ff98 c059894c c0598854 00000000 c481ffa8 [ 105.523670] ffa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6df9000 0000000d 00000000 [ 105.531855] ffc0: 0000000d 0000000d b6f40e00 00000004 00000001 00000000 00020000 beceba54 [ 105.540040] ffe0: 00000004 beceb788 b6eae94f b6e34c66 800e0030 00000001 00000000 00000000 [ 105.548219] Backtrace: [ 105.550693] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 105.559141] r7:c481ff60 r6:0000000d r5:c6b94000 r4:f09ef000 [ 105.564813] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.573167] r5:c6b94000 r4:00000022 [ 105.576753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.584772] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.592698] r9:c481ff60 r8:c519fc00 r7:0000000d r6:b6df9000 r5:c6992780 r4:c0c2d400 [ 105.600453] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.608290] r9:c07f4bec r8:c481ff60 r7:c2816000 r6:b6df9000 r5:c6992780 r4:00000000 [ 105.616040] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.623184] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c481e000 r5:c6992780 [ 105.631016] r4:c6992780 [ 105.633561] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.640704] r9:c481e000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:0000000d r4:0000000d [ 105.648457] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.656029] Exception stack(0xc481ffa8 to 0xc481fff0) [ 105.661090] ffa0: 0000000d 0000000d 00000001 b6df9000 0000000d 00000000 [ 105.669275] ffc0: 0000000d 0000000d b6f40e00 00000004 00000001 00000000 00020000 beceba54 [ 105.677457] ffe0: 00000004 beceb788 b6eae94f b6e34c66 [ 105.682521] Code: bad PC value 8>] (ksys_write) from [[ 105.685663] ---[ end trace 2eaa1d1e4d130cd7 ]--- ] (sys_write+0x18/0x1c) # [ 104.744360] r9:c6bda000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000d r4:0000000d # [ 104.754189] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.764092] Exception stack(0xc6bdbfa8 to 0xc6bdbff0) # [ 104.770884] bfa0: 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 # [ 104.781142] bfc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 beb34a54 # [ 104.791399] bfe0: 00000004 beb34788 b6ed194f b6e57c66 # [ 104.798365] Code: eff10a20 eff0fc80 efec98a0 efec98c0 (e1a0c00d) # [ 104.806541] ---[ end trace 2eaa1d1e4d130cd6 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 105.260126] lkdtm: Performing direct entry EXEC_VMALLOC # [ 105.266711] lkdtm: attempting ok execution at c0c2dd90 # [ 105.274665] lkdtm: attempting bad execution at f09ef000 # [ 105.282813] 8<--- cut here --- # [ 105.289774] Unable to handle kernel paging request at virtual address f09ef000 # [ 105.299110] pgd = 537b7081 # [ 105.304441] [f09ef000] *pgd=12949811, *pte=4955d65f, *ppte=4955d45f # [ 105.313593] Internal error: Oops: 8000000f [#6] SMP ARM # [ 105.321643] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 105.350674] CPU: 0 PID: 1999 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 105.358420] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.364958] PC is at 0xf09ef000 # [ 105.368116] LR is at execute_location+0xa4/0xb4 # [ 105.372651] pc : [] lr : [] psr: 600e0013 # [ 105.378922] sp : c481fe30 ip : c481fd38 fp : c481fe4c # [ 105.384151] r10: 0000000d r9 : c1acb9b0 r8 : c15e7d40 # [ 105.389379] r7 : c481ff60 r6 : 00000001 r5 : f09ef000 r4 : c0c2dd90 # [ 105.395910] r3 : 3e466e05 r2 : 3e466e05 r1 : ef7815e0 r0 : 0000002b # [ 105.402444] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.409583] Control: 10c5387d Table: 1473404a DAC: 00000051 # [ 105.415336] Process cat (pid: 1999, stack limit = 0x4ae47e0b) # [ 105.421087] Stack: (0xc481fe30 to 0xc4820000) # [ 105.425453] fe20: f09ef000 c6b94000 0000000d c481ff60 # [ 105.433638] fe40: c481fe64 c481fe50 c0c2de14 c1357c28 00000022 c6b94000 c481fe74 c481fe68 # [ 105.441822] fe60: c0c2d020 c0c2ddf8 c481fe9c c481fe78 c0c2d520 c0c2d000 c0c2d400 c6992780 # [ 105.450007] fe80: b6df9000 0000000d c519fc00 c481ff60 c481fec4 c481fea0 c07f4c50 c0c2d40c # [ 105.458192] fea0: 00000000 c6992780 b6df9000 c2816000 c481ff60 c07f4bec c481ff5c c481fec8 # [ 105.466377] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d626e4 c05988bc c481e000 # [ 105.474563] fee0: b6df9000 00020000 00000004 0000000d 0001fff3 c481fee0 00000001 00000805 # [ 105.482746] ff00: c47ad900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.490932] ff20: 00000000 00000000 c481e000 3e466e05 b6df8000 c6992780 c6992780 c481e000 # [ 105.499116] ff40: b6df9000 00000000 00000000 00000004 c481ff94 c481ff60 c05988bc c0598228 # [ 105.507302] ff60: 00000000 00000000 c481ffac 3e466e05 0000000d 0000000d b6f40e00 00000004 # [ 105.515486] ff80: c03002e4 c481e000 c481ffa4 c481ff98 c059894c c0598854 00000000 c481ffa8 # [ 105.523670] ffa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6df9000 0000000d 00000000 # [ 105.531855] ffc0: 0000000d 0000000d b6f40e00 00000004 00000001 00000000 00020000 beceba54 # [ 105.540040] ffe0: 00000004 beceb788 b6eae94f b6e34c66 800e0030 00000001 00000000 00000000 # [ 105.548219] Backtrace: # [ 105.550693] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 105.559141] r7:c481ff60 r6:0000000d r5:c6b94000 r4:f09ef000 # [ 105.564813] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.573167] r5:c6b94000 r4:00000022 # [ 105.576753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.584772] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.592698] r9:c481ff60 r8:c519fc00 r7:0000000d r6:b6df900[ 106.133839] lkdtm: Performing direct entry EXEC_RODATA 0 r5:c6992780 r4:c0c[2 d 410006.140293] lkdtm: attempting ok execution at c0c2dd90 # [ 105.600453] [] (fu[ 106.147773] lkdtm: attempting bad execution at c15e7fdc ll_proxy_write) from [][ 106.155911] 8<--- cut here --- (vfs_write+0x[1 0 c1/006x.512641704] Unable to handle kernel paging request at virtual address c15e7fdc # [ 105.[6 0 8120960.]1 7 0r991] pgd = 0ce97360 :c07f4bec r8:c481ff60 [r 7 :1c026.175449] [c15e7fdc] *pgd=1141941e(bad) 16000 r6:b6df90[0 0 1r065.:1c861807] Internal error: Oops: 8000000d [#7] SMP ARM 92780 r4:00000000 # [ 105.61604[ 106.189025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 0] [] (v[f s _1w0r6i.t220730] CPU: 2 PID: 2076 Comm: cat Tainted: G D W 5.10.128-cip10 #1 ) from [[< c 0150968.82b3c0>6]3 7] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ksys_write+0x74/0xec) # [ [ 1 006.238913] PC is at lkdtm_rodata_do_nothing+0x0/0x10 5.623184] r10:00000004 [r 9 :1006.246478] LR is at execute_location+0xa4/0xb4 000000 r[8 : 0100060.020530402 9r pc : [] lr : [] psr: 600e0013 7:b6df900[0 r160:6c.428611e3040] sp : c6c1be38 ip : c6c1bd40 fp : c6c1be54 0 r5:c69[9 2 718006. 2#6 8[3 0 2] r10: 0000000c r9 : c1acb9c0 r8 : c15e7d40 05.6310[1 6 ]1 0 6r.42:7c5629619] r7 : c6c1bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2dd90 780 # [ [ 1 0150.66.3238536413]] r3 : 726d56b6 r2 : 726d56b6 r1 : ef7ab5e0 r0 : 0000002b [[] (1k0s6y.s2_9w1r702] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none te) from [[ < c100569.8390407c4>3] Control: 10c5387d Table: 1485804a DAC: 00000051 (sys_write[+ 0 x11086/.03x018c2)4] Process cat (pid: 2076, stack limit = 0xccc4f207) # [ 10[5 . 6140067.0341]5 7 9r] Stack: (0xc6c1be38 to 0xc6c1c000) 9:c481e000 r8:[c 0 310060.23e241 85] be20: 00000023 c6b71000 r7:00000004 r6:b6f[4 0 e10006 .r331970] be40: 0000000c c6c1bf60 c6c1be64 c6c1be58 c1357ea8 c1357c28 c6c1be74 c6c1be68 :0000000d r4[: 0 0100060.0304d2312] be60: c0c2d020 c1357e90 c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c6997540 # [ 105.648457[] [1<0c60.53958398] be80: b6e2f000 0000000c c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c 934>] (sys_writ[e ) 1f0r6o.m3 6[570] bea0: 00000000 c6997540 b6e2f000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 ] (re[t _ f1a0s6t._3s7y742] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 scall+0x0/0x[2 8 )10 6#. 3[8 2 912] bee0: b6e2f000 00020000 00000004 0000000c 0001fff4 c6c1bee0 00000001 b6e2e000 05.656029] [E x c1e0p6t.i3o9n2 9s6] bf00: c47ac3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 tack(0xc481ff[a 8 1t0o6 .04x0c2495] bf20: 00000000 00000000 c136d410 726d56b6 c205c080 c6997540 c6997540 c6c1a000 81fff0) # [ [1 0 51.0666.140193081] bf40: b6e2f000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 ] ffa0: [ 1 0 6 . 4 2 253] bf60: 00000000 00000000 c6c1bfac 726d56b6 0000000c 0000000c b6f76e00 00000004 0000000d 00000[0 0 d1 0060.04033424] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 001 b6df9000 [0 0 0100060.04d4 3080] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 0000000 # [ [1 0 51.0666.942573766] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 be986a54 ] ffc0: 000000[0 d 100060.040603938] bfe0: 00000004 be986788 b6ee494f b6e6ac66 800e0030 00000001 00000000 00000000 d b6f40e00 00[0 0 0100064. 40704003] Backtrace: 00001 00000000 00020000 be[c e b106.478472] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 54 # [ 105.677[4 5 71]0 6f.f4e89331] r7:c6c1bf60 r6:0000000c r5:c6b71000 r4:00000023 : 00000004 beceb788 b6eae9[4 f 106.497078] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 6e34c66 # [ 105.68[2 5 2110]6 .507852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ode: bad PC value # [[ 110056.518113] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 685663] ---[ [e n d1 0t6r.a5c2e8 67] r9:c6c1bf60 r8:c519fc00 r7:0000000c r6:b6e2f000 r5:c6997540 r4:c0c2d400 2eaa1d1e4d130cd7 ]---[ #1 0E6X538023] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) EC_VMALLOC: mi[s s i1n0g6 .'5c4a8103] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6e2f000 r5:c6997540 r4:00000000 l trace:': [FAIL[] 1n0o6t. 5o57842] [] (vfs_write) from [] (ksys_write+0x74/0xec) 33 selftests: l[k d t1m0:6 .E5X67057] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6c1a000 r5:c6997540 C_VMA[L L O1C0.6s.h5 7#6 9e6x3i]t r4:c6997540 =1 # selftests: l[k d t1m0:6 .E581066] [] (ksys_write) from [] (sys_write+0x18/0x1c) EC_RODATA.sh[ 106.590367] r9:c6c1a000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:0000000c r4:0000000c [ 106.599327] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.606899] Exception stack(0xc6c1bfa8 to 0xc6c1bff0) [ 106.611957] bfa0: 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 [ 106.620141] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 be986a54 [ 106.628324] bfe0: 00000004 be986788 b6ee494f b6e6ac66 [ 106.633383] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 106.639486] ---[ end trace 2eaa1d1e4d130cd8 ]--- # Segmentation fault # [ 106.133839] lkdtm: Performing direct entry EXEC_RODATA # [ 106.140293] lkdtm: attempting ok execution at c0c2dd90 # [ 106.147773] lkdtm: attempting bad execution at c15e7fdc # [ 106.155911] 8<--- cut here --- # [ 106.161704] Unable to handle kernel paging request at virtual address c15e7fdc # [ 106.170921] pgd = 0ce97360 # [ 106.175449] [c15e7fdc] *pgd=1141941e(bad) # [ 106.181807] Internal error: Oops: 8000000d [#7] SMP ARM # [ 106.189025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 106.220730] CPU: 2 PID: 2076 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 106.230637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.238913] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 106.246478] LR is at execute_location+0xa4/0xb4 # [ 106.253429] pc : [] lr : [] psr: 600e0013 # [ 106.261343] sp : c6c1be38 ip : c6c1bd40 fp : c6c1be54 # [ 106.268302] r10: 0000000c r9 : c1acb9c0 r8 : c15e7d40 # [ 106.275261] r7 : c6c1bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2dd90 # [ 106.283438] r3 : 726d56b6 r2 : 726d56b6 r1 : ef7ab5e0 r0 : 0000002b # [ 106.291702] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.300743] Control: 10c5387d Table: 1485804a DAC: 00000051 # [ 106.308224] Process cat (pid: 2076, stack limit = 0xccc4f207) # [ 106.315791] Stack: (0xc6c1be38 to 0xc6c1c000) # [ 106.321885] be20: 00000023 c6b71000 # [ 106.331970] be40: 0000000c c6c1bf60 c6c1be64 c6c1be58 c1357ea8 c1357c28 c6c1be74 c6c1be68 # [ 106.342312] be60: c0c2d020 c1357e90 c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c6997540 # [ 106.352398] be80: b6e2f000 0000000c c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c # [ 106.362570] bea0: 00000000 c6997540 b6e2f000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 # [ 106.372742] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 # [ 106.382912] bee0: b6e2f000 00020000 00000004 0000000c 0001fff4 c6c1bee0 00000001 b6e2e000 # [ 106.392996] bf00: c47ac3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.402995] bf20: 00000000 00000000 c136d410 726d56b6 c205c080 c6997540 c6997540 c6c1a000 # [ 106.413081] bf40: b6e2f000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 # [ 106.423253] bf60: 00000000 00000000 c6c1bfac 726d56b6 0000000c 0000000c b6f76e00 00000004 # [ 106.433424] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 # [ 106.443680] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 # [ 106.453766] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 be986a54 # [ 106.463938] bfe0: 00000004 be986788 b6ee494f b6e6ac66 800e0030 00000001 00000000 00000000 # [ 106.474103] Backtrace: # [ 106.478472] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 106.489331] r7:c6c1bf60 r6:0000000c r5:c6b71000 r4:00000023 # [ 106.497078] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.507852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.518113] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.528367] r9:c6c1bf60 r8:c519fc00 r7:0000000c r6:b6e2f000 r5:c6997540 r4:c0c2d400 # [ 106.538023] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.548103] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6e2f000 r5:c6997540 r4:00000000 # [ 106.557842] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.567057] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c6c1a000 r5:c6997540 # [ 106.576963] [ 107.093528] lkdtm: Performing direct entry EXEC_USERSPACE r4:c6997540 # [ 106.581066] [<[ 107.101676] lkdtm: attempting ok execution at c0c2dd90 c0598848>] (ksys_write) from [] (sys_write+0x18/0x1c) #[ 107.117936] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb1000 [ 106.590367] r9:c6c1a000 r8[: 107.127783] Internal error: : b [#8] SMP ARM c03002e4 r7:00000004 r6:b6f76e00 [ 107.134744] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 r5:0000000c r4:0000000c # [ 106[ 107.166466] CPU: 3 PID: 2152 Comm: cat Tainted: G D W 5.10.128-cip10 #1 .599327] [1]7 7(65] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) sys_write) from [ ]1 7.185518] PC is at 0xb6fb1000 (ret_fast_syscall+0x0/0x28) # [ [ 107.191111] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 106.606899] Except[i o n1 0s7t.198838] pc : [] lr : [] psr: 60070013 ck(0xc6c1bfa8[ t o1 007x.c260c7178] sp : c6b8be48 ip : c6b8bd50 fp : c6b8be64 bff0) # [ 1[0 6 .160171.925174]20] r10: 0000000f r9 : c1acb9cc r8 : c15e7d40 bfa0: [ 1 0 7 .021563] r7 : c6b8bf60 r6 : 0000000f r5 : c6b72000 r4 : b6fb1000 000000c 000000[0 c 100070.020300264] r3 : 6aa2814d r2 : 6aa2814d r1 : ef7c05e0 r0 : 0000002b 1 b6e2f000 0000000c 00[0 0 010007.238800] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.620141[] b1f0c70.:2 8282] Control: 10c5387d Table: 1480004a DAC: 00000051 0000000c 0000000c b6f76e[0 0 1007.256121] Process cat (pid: 2152, stack limit = 0xe7780793) 000004 00000001 0[0 0 0100070.02 4302] Stack: (0xc6b8be48 to 0xc6b8c000) 00020000 be986a54 # [ 106.62[8 107.270758] be40: 00000001 00000000 0000000f 00000024 c6b8be74 c6b8be68 24] bfe0: 00000004 be986788 [b 6 107.281630] be60: c0c2d020 c0c2de2c c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c47aca00 e494f b6e6ac66 # [ 106.633[3 8 107.292417] be80: b6e6b000 0000000f c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c ] Code: 5f727563 6e756f63 00[0 0 107.303204] bea0: 00000000 c47aca00 b6e6b000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 074 aa55aa55 (e1a0c00d) #[ [ 07.313991] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 106.639486] ---[ end trace[ 2 e07.324690] bee0: b6e6b000 00020000 00000004 0000000f 0001fff1 c6b8bee0 00000001 b6e6a000 aa1d1e4d130cd8 ]--- # EXEC[ _ R107.335390] bf00: c6990c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 DATA: missing 'call trace:': [[F 107.346093] bf20: 00000000 00000000 c136d410 6aa2814d c205c080 c47aca00 c47aca00 c6b8a000 IL] not ok 34 selftests: lk[d t07.356964] bf40: b6e6b000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 m: EXEC_RODATA.sh # exit=1 [# 107.367664] bf60: 00000000 00000000 c6b8bfac 6aa2814d 0000000f 0000000f b6fb2e00 00000004 elftests: lkdtm: EXEC_USER[S P A107.378452] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 E.sh [ 107.389152] bfa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6e6b000 0000000f 00000000 [ 107.397859] bfc0: 0000000f 0000000f b6fb2e00 00000004 00000001 00000000 00020000 bee01a54 [ 107.406064] bfe0: 00000004 bee01788 b6f2094f b6ea6c66 800e0030 00000001 00000000 00000000 [ 107.414257] Backtrace: [ 107.416765] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.425312] r4:00000024 [ 107.427884] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.435929] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.443878] r9:c6b8bf60 r8:c519fc00 r7:0000000f r6:b6e6b000 r5:c47aca00 r4:c0c2d400 [ 107.451662] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.459523] r9:c07f4bec r8:c6b8bf60 r7:c2816000 r6:b6e6b000 r5:c47aca00 r4:00000000 [ 107.467298] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.474464] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6b8a000 r5:c47aca00 [ 107.482313] r4:c47aca00 [ 107.484879] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.492044] r9:c6b8a000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:0000000f r4:0000000f [ 107.499822] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.507411] Exception stack(0xc6b8bfa8 to 0xc6b8bff0) [ 107.512490] bfa0: 0000000f 0000000f 00000001 b6e6b000 0000000f 00000000 [ 107.520697] bfc0: 0000000f 0000000f b6fb2e00 00000004 00000001 00000000 00020000 bee01a54 [ 107.528897] bfe0: 00000004 bee01788 b6f2094f b6ea6c66 [ 107.533983] Code: bad PC value [ 107.537074] ---[ end trace 2eaa1d1e4d130cd9 ]--- # Segmentation fault # [ 107.093528] lkdtm: Performing direct entry EXEC_USERSPACE # [ 107.101676] lkdtm: attempting ok execution at c0c2dd90 # [ 107.111433] lkdtm: attempting bad execution at b6fb1000 # [ 107.117936] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb1000 # [ 107.127783] Internal error: : b [#8] SMP ARM # [ 107.134744] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 107.166466] CPU: 3 PID: 2152 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 107.177065] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.185518] PC is at 0xb6fb1000 # [ 107.191111] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 107.198838] pc : [] lr : [] psr: 60070013 # [ 107.207278] sp : c6b8be48 ip : c6b8bd50 fp : c6b8be64 # [ 107.214420] r10: 0000000f r9 : c1acb9cc r8 : c15e7d40 # [ 107.221563] r7 : c6b8bf60 r6 : 0000000f r5 : c6b72000 r4 : b6fb1000 # [ 107.230264] r3 : 6aa2814d r2 : 6aa2814d r1 : ef7c05e0 r0 : 0000002b # [ 107.238800] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.248282] Control: 10c5387d Table: 1480004a DAC: 00000051 # [ 107.256121] Process cat (pid: 2152, stack limit = 0xe7780793) # [ 107.264302] Stack: (0xc6b8be48 to 0xc6b8c000) # [ 107.270758] be40: 00000001 00000000 0000000f 00000024 c6b8be74 c6b8be68 # [ 107.281630] be60: c0c2d020 c0c2de2c c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c47aca00 # [ 107.292417] be80: b6e6b000 0000000f c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c # [ 107.303204] bea0: 00000000 c47aca00 b6e6b000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 # [ 107.313991] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 # [ 107.324690] bee0: b6e6b000 00020000 00000004 0000000f 0001fff1 c6b8bee0 00000001 b6e6a000 # [ 107.335390] bf00: c6990c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.346093] bf20: 00000000 00000000 c136d410 6aa2814d c205c080 c47aca00 c47aca00 c6b8a000 # [ 107.356964] bf40: b6e6b000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 # [ 107.367664] bf60: 00000000 00000000 c6b8bfac 6aa2814d 0000000f 0000000f b6fb2e00 00000004 # [ 107.378452] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 # [ 107.389152] bfa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6e6b000 0000000f 00000000 # [ 107.397859] bfc0: 0000000f 0000000f b6fb2e00 00000004 00000001 00000000 00020000 bee01a54 # [ 107.406064] bfe0: 00000004 bee01788 b6f2094f b6ea6c66 800e0030 00000001 00000000 00000000 # [ 107.414257] Backtrace: # [ 107.416765] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.425312] r4:00000024 # [ 107.427884] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.435929] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.443878] r9:c6b8bf60 r8:c519fc00 r7:0000000f r6:b6e6b000 r5:c47aca00 r4:c0c2d400 # [ 107.451662] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.459523] r9:c07f4bec r8:c6b8bf60 r7:c2816000 r6:b6e6b000 r5:c47aca00 r4:00000000 # [ 107.467298] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.474464] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6b8a000 r5:c47aca00 # [ 107.482313] r4:c47aca00 # [ 107.484879] [] (ksys_write) from [] (sys_w[ 108.019718] lkdtm: Performing direct entry EXEC_NULL rite+0x18/0x1c) # [ 107.492044][ 108.025787] lkdtm: attempting ok execution at c0c2dd90 r9:c6b8a000 r8:c03002e4 r7:0000[ 108.033661] lkdtm: attempting bad execution at 00000000 0004 r6:b6fb2e00 r5:00000[0 0 f108.041688] 8<--- cut here --- r4:0000000f # [ 107.499822] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28[ 108.063734] [00000000] *pgd=00000000 ) # [ 107.507411] Exception sta[ 108.070165] Internal error: Oops: 80000005 [#9] SMP ARM ck(0xc6b8bfa8 to 0xc6b8bff0) # [[ 108.078229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 107.512490] bfa0[: 1 0 8 . 109934] CPU: 3 PID: 2223 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 0100080.010109f8 41] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000000f 00000001 [b 6 e160b80.0108196] PC is at 0x0 0000000f 00000000 # [ 107[. 5 108.132819] LR is at execute_location+0xa4/0xb4 0697] bfc0:[ 0 0100080.01309f9 40] pc : [<00000000>] lr : [] psr: 600e0013 000000f b[6 f b120e80.01 40800020] sp : c6c9de38 ip : 00000027 fp : c6c9de54 0004 [0 0 100080.010514 908050]0 r10: 0000000a r9 : c1acb9dc r8 : c15e7d40 000 000200[0 0 1b0e8e.0116a15774] r7 : c6c9df60 r6 : 00000000 r5 : 00000000 r4 : c0c2dd90 # [ 10[7 . 5120888.9177]0 0b3f] r3 : 964c6056 r2 : 964c6056 r1 : ef7c05e4 r0 : 0000002b e0: 00000004[ b e1e0081.718788 299] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 6f2094f [b 6 e1a068c.61687 3#40 Control: 10c5387d Table: 16a0004a DAC: 00000051 [ 107.533983[] C1o0d8e.:1 9b4a36] Process cat (pid: 2223, stack limit = 0x3ec4afe7) d PC value [# [1 0 81.0270.25390] Stack: (0xc6c9de38 to 0xc6c9e000) 7074] ---[ en[d t1r08a.c2e0 82656] de20: 00000025 c6b72000 aa1d1e4d130cd9[ ] -1-0-8. 2#1 8743] de40: 0000000a c6c9df60 c6c9de64 c6c9de58 c1357ecc c1357c28 c6c9de74 c6c9de68 XEC_USERSPACE[: m1i0s8s.i2n2g8 14] de60: c0c2d020 c1357eb8 c6c9de9c c6c9de78 c0c2d520 c0c2d000 c0c2d400 c47adcc0 'call trace:':[ [ F1A0I8L.]23 9000] de80: b6e0c000 0000000a c519fc00 c6c9df60 c6c9dec4 c6c9dea0 c07f4c50 c0c2d40c ot ok 35 selft[e s t1s0:8. 2l4k9d70] dea0: 00000000 c47adcc0 b6e0c000 c2816000 c6c9df60 c07f4bec c6c9df5c c6c9dec8 tm: EXEC_USER[S P A1C0E8..s2h5 9#55] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c9c000 exit=1 # sel[f t e1s0t8s.:2 6l9340] dee0: b6e0c000 00020000 00000004 0000000a 0001fff6 c6c9dee0 00000001 b6e0b000 dtm: EXEC_NU[L L1.0s8h.2 79511] df00: c6a34640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.289335] df20: 00000000 00000000 c136d410 964c6056 c205c080 c47adcc0 c47adcc0 c6c9c000 [ 108.297522] df40: b6e0c000 00000000 00000000 00000004 c6c9df94 c6c9df60 c05988bc c0598228 [ 108.305707] df60: 00000000 00000000 c6c9dfac 964c6056 0000000a 0000000a b6f53e00 00000004 [ 108.313891] df80: c03002e4 c6c9c000 c6c9dfa4 c6c9df98 c059894c c0598854 00000000 c6c9dfa8 [ 108.322076] dfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e0c000 0000000a 00000000 [ 108.330262] dfc0: 0000000a 0000000a b6f53e00 00000004 00000001 00000000 00020000 be83da54 [ 108.338449] dfe0: 00000004 be83d788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 [ 108.346629] Backtrace: [ 108.349099] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 108.357285] r7:c6c9df60 r6:0000000a r5:c6b72000 r4:00000025 [ 108.362962] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.371065] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.379083] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.387008] r9:c6c9df60 r8:c519fc00 r7:0000000a r6:b6e0c000 r5:c47adcc0 r4:c0c2d400 [ 108.394764] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.402603] r9:c07f4bec r8:c6c9df60 r7:c2816000 r6:b6e0c000 r5:c47adcc0 r4:00000000 [ 108.410354] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.417499] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c6c9c000 r5:c47adcc0 [ 108.425331] r4:c47adcc0 [ 108.427873] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.435019] r9:c6c9c000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:0000000a r4:0000000a [ 108.442774] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.450348] Exception stack(0xc6c9dfa8 to 0xc6c9dff0) [ 108.455408] dfa0: 0000000a 0000000a 00000001 b6e0c000 0000000a 00000000 [ 108.463592] dfc0: 0000000a 0000000a b6f53e00 00000004 00000001 00000000 00020000 be83da54 [ 108.471774] dfe0: 00000004 be83d788 b6ec194f b6e47c66 [ 108.476840] Code: bad PC value [ 108.479971] ---[ end trace 2eaa1d1e4d130cda ]--- # Segmentation fault # [ 108.019718] lkdtm: Performing direct entry EXEC_NULL # [ 108.025787] lkdtm: attempting ok execution at c0c2dd90 # [ 108.033661] lkdtm: attempting bad execution at 00000000 # [ 108.041688] 8<--- cut here --- # [ 108.047296] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 108.058295] pgd = d80541f2 # [ 108.063734] [00000000] *pgd=00000000 # [ 108.070165] Internal error: Oops: 80000005 [#9] SMP ARM # [ 108.078229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.109934] CPU: 3 PID: 2223 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 108.119841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.128196] PC is at 0x0 # [ 108.132819] LR is at execute_location+0xa4/0xb4 # [ 108.139940] pc : [<00000000>] lr : [] psr: 600e0013 # [ 108.148027] sp : c6c9de38 ip : 00000027 fp : c6c9de54 # [ 108.154985] r10: 0000000a r9 : c1acb9dc r8 : c15e7d40 # [ 108.161774] r7 : c6c9df60 r6 : 00000000 r5 : 00000000 r4 : c0c2dd90 # [ 108.170035] r3 : 964c6056 r2 : 964c6056 r1 : ef7c05e4 r0 : 0000002b # [ 108.178299] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.187340] Control: 10c5387d Table: 16a0004a DAC: 00000051 # [ 108.194736] Process cat (pid: 2223, stack limit = 0x3ec4afe7) # [ 108.202390] Stack: (0xc6c9de38 to 0xc6c9e000) # [ 108.208656] de20: 00000025 c6b72000 # [ 108.218743] de40: 0000000a c6c9df60 c6c9de64 c6c9de58 c1357ecc c1357c28 c6c9de74 c6c9de68 # [ 108.228914] de60: c0c2d020 c1357eb8 c6c9de9c c6c9de78 c0c2d520 c0c2d000 c0c2d400 c47adcc0 # [ 108.239000] de80: b6e0c000 0000000a c519fc00 c6c9df60 c6c9dec4 c6c9dea0 c07f4c50 c0c2d40c # [ 108.249170] dea0: 00000000 c47adcc0 b6e0c000 c2816000 c6c9df60 c07f4bec c6c9df5c c6c9dec8 # [ 108.259255] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c9c000 # [ 108.269340] dee0: b6e0c000 00020000 00000004 0000000a 0001fff6 c6c9dee0 00000001 b6e0b000 # [ 108.279511] df00: c6a34640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.289335] df20: 00000000 00000000 c136d410 964c6056 c205c080 c47adcc0 c47adcc0 c6c9c000 # [ 108.297522] df40: b6e0c000 00000000 00000000 00000004 c6c9df94 c6c9df60 c05988bc c0598228 # [ 108.305707] df60: 00000000 00000000 c6c9dfac 964c6056 0000000a 0000000a b6f53e00 00000004 # [ 108.313891] df80: c03002e4 c6c9c000 c6c9dfa4 c6c9df98 c059894c c0598854 00000000 c6c9dfa8 # [ 108.322076] dfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e0c000 0000000a 00000000 # [ 108.330262] dfc0: 0000000a 0000000a b6f53e00 00000004 00000001 00000000 00020000 be83da54 # [ 108.338449] dfe0: 00000004 be83d788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 # [ 108.346629] Backtrace: # [ 108.349099] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 108.357285] r7:c6c9df60 r6:0000000a r5:c6b72000 r4:00000025 # [ 108.362962] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.371065] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.379083] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.387008] r9:c6c9df60 r8:c519fc00 r7:0000000a r6:b6e0c000 r5:c47adcc0 r4:c0c2d400 # [ 108.394764] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.402603] r9:c07f4bec r8:c6c9df60 r7:c2816000 r6:b6e0c000 r5:c47adcc0 r4:00000000 # [ 108.410354] [] (vfs_write) from [] (ksys_wri[ 108.948712] lkdtm: Performing direct entry ACCESS_USERSPACE te+0x74/0xec) # [ 108.417499] [ 108.957035] lkdtm: attempting bad read at b6f85000 r10:00000004 r9:00000000 r8:00000[ 108.964617] 8<--- cut here --- 000 r7:b6e0c000 r6:[c 6 c190c80.070489] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 0 r5:c47adc[c 0 1 0#8 .[9 7 91001] pgd = cb08ae42 8.425331] r4:c47adcc0[ # 1[0 .983542] [b6f85000] *pgd=49519831 108.427873] [ ]1 0(8.989468] Internal error: : 1b [#10] SMP ARM sys_write) from [] (sys[ 108.996250] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 _write+0x18/0x1c) # [[ 110089.027957] CPU: 2 PID: 2299 Comm: cat Tainted: G D W 5.10.128-cip10 #1 435019] [r 9 :10c96.c093c8000306] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r8:c03002e4 r7:00000004 r6:b6f53e[ 109.046316] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 00 r5:0000000a r4:0000000a # [[ 109.054404] LR is at __irq_work_queue_local+0x40/0x74 108.442774][ [ <1c0095.9086923133] pc : [] lr : [] psr: 600e0013 >] (sys_writ[e ) 1f0r9o.m0 7[0<310] sp : c6b8be38 ip : c6b8bd40 fp : c6b8be64 03000c0>[] (1r0e9t._0f7a7s4t4_2] r10: 00000011 r9 : c1acb9e8 r8 : c15e7d40 yscall+0x0/0[x 2 81)09 .#08 4[4 6] r7 : c6b8bf60 r6 : 00000051 r5 : c6b8a000 r4 : b6f85000 108.450348][ E x1c0e9p.t0i9o2n755] r3 : 8eeff0f5 r2 : 8eeff0f5 r1 : ef7ab5e0 r0 : 00000026 stack(0xc6c9dfa8[ t o1 009x.c1601192] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 9dff0) # [[ 10190.81.14054504] Control: 10c5387d Table: 1473004a DAC: 00000051 08] dfa0:[ 1 0 9 . 1 1 7 8 8 ] Process cat (pid: 2299, stack limit = 0xe7780793) 00000[0 0 a1 0090.0102050373] Stack: (0xc6b8be38 to 0xc6b8c000) a 00000001 b6e[0 c 010009 .010301642] be20: 00000022 00000000 000a 00000000 # [ [ 1 0180.94.641818] be40: 00000000 8eeff0f5 c6b8be6c 00000026 c6b71000 00000011 c6b8be74 c6b8be68 3592] dfc0: 00000[0 0 a1 0090.0102162] be60: c0c2d020 c0c2df00 c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c5b56f00 000a b6f53e00 000[0 0 010049 .0102422] be80: b6e3f000 00000011 c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c 000001 00000000 000[2 0 010009 .b72682] bea0: 00000000 c5b56f00 b6e3f000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 e83da54 # [ 108.[4 7 1170794.]183028] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 dfe0: 00000004 b[e 8 31d0798.81 93373] bee0: b6e3f000 00020000 00000004 00000011 0001ffef c6b8bee0 00000001 b6e3e000 6ec194f b6e47c6[6 1#0 9[. 2 01633] bf00: c5e58000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 08.476840] Code:[ b a1d0 9P.C2 13806] bf20: 00000000 00000000 c136d410 8eeff0f5 c205c080 c5b56f00 c5b56f00 c6b8a000 alue # [ 108.47[9 9 7110]9 .-2-4067] bf40: b6e3f000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 -[ end trace 2ea[a 1 d110e94.d2134324] bf60: 00000000 00000000 c6b8bfac 8eeff0f5 00000011 00000011 b6f86e00 00000004 0cda ]--- # EXEC_N[U L L1:0 9m.i44587] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 ssing 'call trac[e : '1:0 9[.F2A54931] bfa0: c03000c0 c0598940 00000011 00000011 00000001 b6e3f000 00000011 00000000 L] not ok 36 se[l f t1e0s9t.s2:65191] bfc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be90aa54 lkdtm: EXEC_NUL[L . s1h0 9#. 2e7x449] bfe0: 00000004 be90a788 b6ef494f b6e7ac66 800e0030 00000001 00000000 00000000 it=1 # selftests[: l1k0d9t.m2:5614] Backtrace: ACCESS_USERSPACE.sh [ 109.290162] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.300757] r6:00000011 r5:c6b71000 r4:00000026 [ 109.305391] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.313415] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.321346] r9:c6b8bf60 r8:c519fc00 r7:00000011 r6:b6e3f000 r5:c5b56f00 r4:c0c2d400 [ 109.329106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.336948] r9:c07f4bec r8:c6b8bf60 r7:c2816000 r6:b6e3f000 r5:c5b56f00 r4:00000000 [ 109.344704] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.351852] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c6b8a000 r5:c5b56f00 [ 109.359687] r4:c5b56f00 [ 109.362233] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.369379] r9:c6b8a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000011 r4:00000011 [ 109.377137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.384715] Exception stack(0xc6b8bfa8 to 0xc6b8bff0) [ 109.389778] bfa0: 00000011 00000011 00000001 b6e3f000 00000011 00000000 [ 109.397966] bfc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be90aa54 [ 109.406151] bfe0: 00000004 be90a788 b6ef494f b6e7ac66 [ 109.411215] Code: e1a01004 e30c090c e34c01ac eb1c7c09 (e5943000) [ 109.417323] ---[ end trace 2eaa1d1e4d130cdb ]--- # Segmentation fault # [ 108.948712] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 108.957035] lkdtm: attempting bad read at b6f85000 # [ 108.964617] 8<--- cut here --- # [ 108.970489] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 # [ 108.979011] pgd = cb08ae42 # [ 108.983542] [b6f85000] *pgd=49519831 # [ 108.989468] Internal error: : 1b [#10] SMP ARM # [ 108.996250] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.027957] CPU: 2 PID: 2299 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 109.038036] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.046316] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 109.054404] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.062133] pc : [] lr : [] psr: 600e0013 # [ 109.070310] sp : c6b8be38 ip : c6b8bd40 fp : c6b8be64 # [ 109.077442] r10: 00000011 r9 : c1acb9e8 r8 : c15e7d40 # [ 109.084406] r7 : c6b8bf60 r6 : 00000051 r5 : c6b8a000 r4 : b6f85000 # [ 109.092755] r3 : 8eeff0f5 r2 : 8eeff0f5 r1 : ef7ab5e0 r0 : 00000026 # [ 109.101192] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.110407] Control: 10c5387d Table: 1473004a DAC: 00000051 # [ 109.117889] Process cat (pid: 2299, stack limit = 0xe7780793) # [ 109.125373] Stack: (0xc6b8be38 to 0xc6b8c000) # [ 109.131642] be20: 00000022 00000000 # [ 109.141818] be40: 00000000 8eeff0f5 c6b8be6c 00000026 c6b71000 00000011 c6b8be74 c6b8be68 # [ 109.152162] be60: c0c2d020 c0c2df00 c6b8be9c c6b8be78 c0c2d520 c0c2d000 c0c2d400 c5b56f00 # [ 109.162422] be80: b6e3f000 00000011 c519fc00 c6b8bf60 c6b8bec4 c6b8bea0 c07f4c50 c0c2d40c # [ 109.172682] bea0: 00000000 c5b56f00 b6e3f000 c2816000 c6b8bf60 c07f4bec c6b8bf5c c6b8bec8 # [ 109.183028] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6b8a000 # [ 109.193373] bee0: b6e3f000 00020000 00000004 00000011 0001ffef c6b8bee0 00000001 b6e3e000 # [ 109.203633] bf00: c5e58000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.213806] bf20: 00000000 00000000 c136d410 8eeff0f5 c205c080 c5b56f00 c5b56f00 c6b8a000 # [ 109.224067] bf40: b6e3f000 00000000 00000000 00000004 c6b8bf94 c6b8bf60 c05988bc c0598228 # [ 109.234324] bf60: 00000000 00000000 c6b8bfac 8eeff0f5 00000011 00000011 b6f86e00 00000004 # [ 109.244587] bf80: c03002e4 c6b8a000 c6b8bfa4 c6b8bf98 c059894c c0598854 00000000 c6b8bfa8 # [ 109.254931] bfa0: c03000c0 c0598940 00000011 00000011 00000001 b6e3f000 00000011 00000000 # [ 109.265191] bfc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be90aa54 # [ 109.275449] bfe0: 00000004 be90a788 b6ef494f b6e7ac66 800e0030 00000001 00000000 00000000 # [ 109.285614] Backtrace: # [ 109.290162] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.300757] r6:00000011 r5:c6b71000 r4:00000026 # [ 109.305391] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.313415] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.321346] r9:c6b8bf60 r8:c519fc00 r7:00000011 r6:b6e3f000 r5:c5b56f00 r4:c0c2d400 # [ 109.329106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.336948] r9:c07f4bec r8:c6b8bf60 r7:c2816000 r6:b6e3f000 r5:c5b56f00 r4:00000000 # [ 109.344704] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.351852] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c6b8a000 r5:c5b56f00 # [ 109.359687] r4:c5b56f00 # [ 109.362233] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.369379] r9:c6b8a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000011 r4:00000011 # [ 109.377137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.384715] Exception stack(0xc6b8bfa8 to 0xc6b8bff0) # [ 109.389778] bfa0: 00000011 00000011 00000001 b6e3f000 00000011 00000000 # [ 109.397966] bfc0: 00000011 000000[ 109.917199] lkdtm: Performing direct entry ACCESS_NULL 11 b6f86e00 00000004 00000001 000[ 109.923783] lkdtm: attempting bad read at 00000000 00000 00020000 be90aa54 # [ 109[ 109.931316] 8<--- cut here --- .406151] bfe0: 00000004 be90a788 [ 109.937291] Unable to handle kernel NULL pointer dereference at virtual address 00000000 b6ef494f b6e7ac66 # [ 109.41121[ 109.948309] pgd = cef20c43 5] Code: e1a01004 e30c090c e34c01[ 109.953791] [00000000] *pgd=00000000 ac eb1c7c09 (e5943000) # [ 109[ 109.960210] Internal error: Oops: 5 [#11] SMP ARM .417323] ---[ end trace 2eaa1d1e4[ 109.967753] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 d130cdb ]--- # ACC[E S S1_0U9S.E99457] CPU: 1 PID: 2374 Comm: cat Tainted: G D W 5.10.128-cip10 #1 RSPACE: [m i s1s1i0n.g0 0'9c3a6l3] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) trace:': [FAIL] not ok 37 s[e l110.017641] PC is at lkdtm_ACCESS_NULL+0x28/0x68 ftests: lkdt[m :1 1A0C.C0E2S4S8_0] LR is at 0x0 USERSPACE.[s h 1#1 0e.x0i2t9=2104] pc : [] lr : [<00000000>] psr: 600e0013 # selft[e s t1s1:0 .l0k3d7t2m9:1] sp : c6f27e50 ip : 00000027 fp : c6f27e64 ACCESS_NU[L L .11s0h.0 44252] r10: 0000000c r9 : c1acb9fc r8 : c15e7d40 [ 110.050864] r7 : c6f27f60 r6 : 0000000c r5 : c6cab000 r4 : 00000000 [ 110.057396] r3 : 3379fc2f r2 : 3379fc2f r1 : ef7965e4 r0 : 00000026 [ 110.063930] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 110.071071] Control: 10c5387d Table: 16f7804a DAC: 00000051 [ 110.076825] Process cat (pid: 2374, stack limit = 0x82d7d25e) [ 110.082577] Stack: (0xc6f27e50 to 0xc6f28000) [ 110.086941] 7e40: 00000027 c6cab000 c6f27e74 c6f27e68 [ 110.095126] 7e60: c0c2d020 c1357edc c6f27e9c c6f27e78 c0c2d520 c0c2d000 c0c2d400 c5baa000 [ 110.103310] 7e80: b6df6000 0000000c c519fc00 c6f27f60 c6f27ec4 c6f27ea0 c07f4c50 c0c2d40c [ 110.111497] 7ea0: 00000000 c5baa000 b6df6000 c2816000 c6f27f60 c07f4bec c6f27f5c c6f27ec8 [ 110.119683] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c450d0e4 c05988bc c6f26000 [ 110.127867] 7ee0: b6df6000 00020000 00000004 0000000c 0001fff4 c6f27ee0 00000001 00000805 [ 110.136052] 7f00: c47ac000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.144237] 7f20: 00000000 00000000 c6f26000 3379fc2f b6df5000 c5baa000 c5baa000 c6f26000 [ 110.152421] 7f40: b6df6000 00000000 00000000 00000004 c6f27f94 c6f27f60 c05988bc c0598228 [ 110.160605] 7f60: 00000000 00000000 c6f27fac 3379fc2f 0000000c 0000000c b6f3de00 00000004 [ 110.168790] 7f80: c03002e4 c6f26000 c6f27fa4 c6f27f98 c059894c c0598854 00000000 c6f27fa8 [ 110.176975] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 [ 110.185159] 7fc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 becc4a54 [ 110.193345] 7fe0: 00000004 becc4788 b6eab94f b6e31c66 800e0030 00000001 00000000 00000000 [ 110.201523] Backtrace: [ 110.203999] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.212270] r5:c6cab000 r4:00000027 [ 110.215858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.223874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.231801] r9:c6f27f60 r8:c519fc00 r7:0000000c r6:b6df6000 r5:c5baa000 r4:c0c2d400 [ 110.239556] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.247395] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6df6000 r5:c5baa000 r4:00000000 [ 110.255148] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.262291] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c6f26000 r5:c5baa000 [ 110.270124] r4:c5baa000 [ 110.272668] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.279811] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000c r4:0000000c [ 110.287566] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.295139] Exception stack(0xc6f27fa8 to 0xc6f27ff0) [ 110.300198] 7fa0: 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 [ 110.308383] 7fc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 becc4a54 [ 110.316564] 7fe0: 00000004 becc4788 b6eab94f b6e31c66 [ 110.321628] Code: e30c090c e34c01ac e1a01004 ebffd44d (e5945000) [ 110.327835] ---[ end trace 2eaa1d1e4d130cdc ]--- # Segmentation fault # [ 109.917199] lkdtm: Performing direct entry ACCESS_NULL # [ 109.923783] lkdtm: attempting bad read at 00000000 # [ 109.931316] 8<--- cut here --- # [ 109.937291] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 109.948309] pgd = cef20c43 # [ 109.953791] [00000000] *pgd=00000000 # [ 109.960210] Internal error: Oops: 5 [#11] SMP ARM # [ 109.967753] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.999457] CPU: 1 PID: 2374 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 110.009363] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.017641] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 110.024850] LR is at 0x0 # [ 110.029204] pc : [] lr : [<00000000>] psr: 600e0013 # [ 110.037291] sp : c6f27e50 ip : 00000027 fp : c6f27e64 # [ 110.044252] r10: 0000000c r9 : c1acb9fc r8 : c15e7d40 # [ 110.050864] r7 : c6f27f60 r6 : 0000000c r5 : c6cab000 r4 : 00000000 # [ 110.057396] r3 : 3379fc2f r2 : 3379fc2f r1 : ef7965e4 r0 : 00000026 # [ 110.063930] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.071071] Control: 10c5387d Table: 16f7804a DAC: 00000051 # [ 110.076825] Process cat (pid: 2374, stack limit = 0x82d7d25e) # [ 110.082577] Stack: (0xc6f27e50 to 0xc6f28000) # [ 110.086941] 7e40: 00000027 c6cab000 c6f27e74 c6f27e68 # [ 110.095126] 7e60: c0c2d020 c1357edc c6f27e9c c6f27e78 c0c2d520 c0c2d000 c0c2d400 c5baa000 # [ 110.103310] 7e80: b6df6000 0000000c c519fc00 c6f27f60 c6f27ec4 c6f27ea0 c07f4c50 c0c2d40c # [ 110.111497] 7ea0: 00000000 c5baa000 b6df6000 c2816000 c6f27f60 c07f4bec c6f27f5c c6f27ec8 # [ 110.119683] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c450d0e4 c05988bc c6f26000 # [ 110.127867] 7ee0: b6df6000 00020000 00000004 0000000c 0001fff4 c6f27ee0 00000001 00000805 # [ 110.136052] 7f00: c47ac000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.144237] 7f20: 00000000 00000000 c6f26000 3379fc2f b6df5000 c5baa000 c5baa000 c6f26000 # [ 110.152421] 7f40: b6df6000 00000000 00000000 00000004 c6f27f94 c6f27f60 c05988bc c0598228 # [ 110.160605] 7f60: 00000000 00000000 c6f27fac 3379fc2f 0000000c 0000000c b6f3de00 00000004 # [ 110.168790] 7f80: c03002e4 c6f26000 c6f27fa4 c6f27f98 c059894c c0598854 00000000 c6f27fa8 # [ 110.176975] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 # [ 110.185159] 7fc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 becc4a54 # [ 110.193345] 7fe0: 00000004 becc4788 b6eab94f b6e31c66 800e0030 00000001 00000000 00000000 # [ 110.201523] Backtrace: # [ 110.203999] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.212270] r5:c6cab000 r4:00000027 # [ 110.215858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.223874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.231801] r9:c6f27f60 r8:c519fc00 r7:0000000c r6:b6df6000 r5:c5baa000 r4:c0c2d400 # [ 110.239556] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.247395] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6df6000 r5:c5baa000 r4:00000000 # [ 110.255148] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.262291] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c6f26000 r5:c5baa000 # [ 110.270124] r4:c5baa000 # [ 110.272668][ 110.798288] lkdtm: Performing direct entry WRITE_RO [] (ksys_write) from [[ 110.804588] lkdtm: attempting bad rodata write at c15e7fd8 ] (sys_write+0x18/0x1c)[ 110.812883] 8<--- cut here --- # [ 110.27[9 8 1111]0 . 81r89715] Unable to handle kernel paging request at virtual address c15e7fd8 c6f26000 r8:c03002e4 r7:0[0 0 0100.827856] pgd = 95c6bf37 004 r6:b6f3de00 r5:0000000c r4:00[ 110.832993] [c15e7fd8] *pgd=1141941e(bad) 00000c # [ 110.287566] [] (sys_write) from [[ 110.847609] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 ] (ret_fast_syscall+0x0/0x28) # [ 110.879323] CPU: 3 PID: 2448 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 110.295139] Exception [s t a110.889918] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) k(0xc6f27fa8 to 0xc6f27ff0) # [ [ 110.898899] PC is at lkdtm_WRITE_RO+0x44/0x50 110.300198] 7fa0: [ 110.906118] LR is at __irq_work_queue_local+0x40/0x74 0000000c 0000000c 0000000[ 1 110.914014] pc : [] lr : [] psr: 600e0013 b6df6000 0000000c 0000[0 0 01010.922880] sp : c6c1be50 ip : c6c1bd58 fp : c6c1be64 # [ 110.308383] 7fc0: [0 0 01010.930447] r10: 00000009 r9 : c1acba08 r8 : c15e7d40 00c 0000000c b6f3de00 000[0 0 0100.938016] r7 : c6c1bf60 r6 : 00000009 r5 : c59a4000 r4 : c15e7fd8 4 00000001 00000000 00[0 2 010100.946972] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acc80c becc4a54 # [ 110.316564] 7f[e 110.955846] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none : 00000004 becc4788 b6ea[b 9 41f10.965667] Control: 10c5387d Table: 16c4804a DAC: 00000051 b6e31c66 # [ 110.321628] [C o d10.973844] Process cat (pid: 2448, stack limit = 0xccc4f207) e: e30c090c e34c01ac e1a0[1 0 0140.982104] Stack: (0xc6c1be50 to 0xc6c1c000) ebffd44d (e5945000) # [ 110.3[ 110.988898] be40: 00000028 c59a4000 c6c1be74 c6c1be68 27835] ---[ end trace 2eaa1d1e4d1[ 110.999941] be60: c0c2d020 c1357cdc c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c6a34280 30cdc ]--- # ACCESS_NULL: missin[ 111.010981] be80: b6ea6000 00000009 c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c g 'call trace:': [FAIL] not ok 3[ 111.022019] bea0: 00000000 c6a34280 b6ea6000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 8 selftests: lkdtm: ACCESS_NULL.s[ 111.033061] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 h # exit=1 # selftests: lkdtm: W[ 111.044100] bee0: b6ea6000 00020000 00000004 00000009 0001fff7 c6c1bee0 00000001 b6ea5000 RITE_RO.sh [ 111.055139] bf00: c69ddb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.064355] bf20: 00000000 00000000 c136d410 42efa4ac c205c080 c6a34280 c6a34280 c6c1a000 [ 111.072561] bf40: b6ea6000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 [ 111.080767] bf60: 00000000 00000000 c6c1bfac 42efa4ac 00000009 00000009 b6fede00 00000004 [ 111.088973] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 [ 111.097178] bfa0: c03000c0 c0598940 00000009 00000009 00000001 b6ea6000 00000009 00000000 [ 111.105384] bfc0: 00000009 00000009 b6fede00 00000004 00000001 00000000 00020000 beab4a54 [ 111.113589] bfe0: 00000004 beab4788 b6f5b94f b6ee1c66 800e0030 00000001 00000000 00000000 [ 111.121782] Backtrace: [ 111.124298] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.132328] r5:c59a4000 r4:00000028 [ 111.135942] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.143987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.151935] r9:c6c1bf60 r8:c519fc00 r7:00000009 r6:b6ea6000 r5:c6a34280 r4:c0c2d400 [ 111.159719] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.167581] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6ea6000 r5:c6a34280 r4:00000000 [ 111.175357] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.182523] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c6c1a000 r5:c6a34280 [ 111.190371] r4:c6a34280 [ 111.192936] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.200100] r9:c6c1a000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000009 r4:00000009 [ 111.207879] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.215469] Exception stack(0xc6c1bfa8 to 0xc6c1bff0) [ 111.220549] bfa0: 00000009 00000009 00000001 b6ea6000 00000009 00000000 [ 111.228757] bfc0: 00000009 00000009 b6fede00 00000004 00000001 00000000 00020000 beab4a54 [ 111.236958] bfe0: 00000004 beab4788 b6f5b94f b6ee1c66 [ 111.242040] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) [ 111.248165] ---[ end trace 2eaa1d1e4d130cdd ]--- # Segmentation fault # [ 110.798288] lkdtm: Performing direct entry WRITE_RO # [ 110.804588] lkdtm: attempting bad rodata write at c15e7fd8 # [ 110.812883] 8<--- cut here --- # [ 110.818715] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 110.827856] pgd = 95c6bf37 # [ 110.832993] [c15e7fd8] *pgd=1141941e(bad) # [ 110.839878] Internal error: Oops: 80d [#12] SMP ARM # [ 110.847609] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.879323] CPU: 3 PID: 2448 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 110.889918] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.898899] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 110.906118] LR is at __irq_work_queue_local+0x40/0x74 # [ 110.914014] pc : [] lr : [] psr: 600e0013 # [ 110.922880] sp : c6c1be50 ip : c6c1bd58 fp : c6c1be64 # [ 110.930447] r10: 00000009 r9 : c1acba08 r8 : c15e7d40 # [ 110.938016] r7 : c6c1bf60 r6 : 00000009 r5 : c59a4000 r4 : c15e7fd8 # [ 110.946972] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acc80c # [ 110.955846] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.965667] Control: 10c5387d Table: 16c4804a DAC: 00000051 # [ 110.973844] Process cat (pid: 2448, stack limit = 0xccc4f207) # [ 110.982104] Stack: (0xc6c1be50 to 0xc6c1c000) # [ 110.988898] be40: 00000028 c59a4000 c6c1be74 c6c1be68 # [ 110.999941] be60: c0c2d020 c1357cdc c6c1be9c c6c1be78 c0c2d520 c0c2d000 c0c2d400 c6a34280 # [ 111.010981] be80: b6ea6000 00000009 c519fc00 c6c1bf60 c6c1bec4 c6c1bea0 c07f4c50 c0c2d40c # [ 111.022019] bea0: 00000000 c6a34280 b6ea6000 c2816000 c6c1bf60 c07f4bec c6c1bf5c c6c1bec8 # [ 111.033061] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c1a000 # [ 111.044100] bee0: b6ea6000 00020000 00000004 00000009 0001fff7 c6c1bee0 00000001 b6ea5000 # [ 111.055139] bf00: c69ddb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.064355] bf20: 00000000 00000000 c136d410 42efa4ac c205c080 c6a34280 c6a34280 c6c1a000 # [ 111.072561] bf40: b6ea6000 00000000 00000000 00000004 c6c1bf94 c6c1bf60 c05988bc c0598228 # [ 111.080767] bf60: 00000000 00000000 c6c1bfac 42efa4ac 00000009 00000009 b6fede00 00000004 # [ 111.088973] bf80: c03002e4 c6c1a000 c6c1bfa4 c6c1bf98 c059894c c0598854 00000000 c6c1bfa8 # [ 111.097178] bfa0: c03000c0 c0598940 00000009 00000009 00000001 b6ea6000 00000009 00000000 # [ 111.105384] bfc0: 00000009 00000009 b6fede00 00000004 00000001 00000000 00020000 beab4a54 # [ 111.113589] bfe0: 00000004 beab4788 b6f5b94f b6ee1c66 800e0030 00000001 00000000 00000000 # [ 111.121782] Backtrace: # [ 111.124298] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.132328] r5:c59a4000 r4:00000028 # [ 111.135942] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.143987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.151935] r9:c6c1bf60 r8:c519fc00 r7:00000009 r6:b6ea6000 r5:c6a34280 r4:c0c2d400 # [ 111.159719] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.167581] r9:c07f4bec r8:c6c1bf60 r7:c2816000 r6:b6ea6000 r5:c6a34280 r4:00000000 # [ 111.175357] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.182523] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c6c1a000 r5:c6a34280 # [ 111.190371] r4:c6a34280 # [ 111.192936] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.200100] r9:c6c1a000 r8:c0[ 111.719020] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 3002e4 r7:00000004 r6:b6fede00 r5[ 111.726255] lkdtm: attempting bad ro_after_init write at c1b7dc48 :00000009 r4:00000009 # [ 111.2[ 111.735191] 8<--- cut here --- 07879] [][ ( s1y1s1_.w41055] Unable to handle kernel paging request at virtual address c1b7dc48 rite) from [[ < c101310.0705c004>5] pgd = 83c6580e ] (ret_fast_syscall+0x0/0x28)[ 111.754978] [c1b7dc48] *pgd=11a1941e(bad) # [ 111.215469] Ex[c e p1t1i1o.n61598] Internal error: Oops: 80d [#13] SMP ARM stack(0xc6c1bfa8 to 0xc6c1bff0)[ 111.768644] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.220549] bfa0:[ 1 1 .800351] CPU: 3 PID: 2522 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 1 1 10.08010004020] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 9 00000009 00000001 b6ea6000 0000[ 111.818710] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 0009 00000000 # [ 111.2287[5 7 111.826883] LR is at __irq_work_queue_local+0x40/0x74 bfc0: 00[0 0 0101019. 8030405020] pc : [] lr : [] psr: 600e0013 009 b6fe[d e 01101 .0804020503000 sp : c6927e50 ip : c6927d58 fp : c6927e64 4 00000001 0[0 0 0101010.08 4090406] r10: 00000014 r9 : c1acba14 r8 : c15e7d40 20000 be[a b 41a1514.8 5#6 5[3 9] r7 : c6927f60 r6 : 00000014 r5 : c47d1000 r4 : c1b7dc48 111.23695[8 ] 1 1b1f.e806:4 80004] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc80c 00004 beab478[8 b161f15.b89743070] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none b6ee1c66 #[ [ 1 1111.18.8224115] Control: 10c5387d Table: 16eac04a DAC: 00000051 040] Code: e34[a 3 b1c1d1 .e83809770] Process cat (pid: 2522, stack limit = 0xabb811ac) 080c e34c0[1 a c1 1e10.8293735010] Stack: (0xc6927e50 to 0xc6928000) 2 (e5843000) # [[ 111111..923609] 7e40: 00000029 c47d1000 c6927e74 c6927e68 48165] ---[ end [t r a1c1e1 .29e13868] 7e60: c0c2d020 c1357d2c c6927e9c c6927e78 c0c2d520 c0c2d000 c0c2d400 c69f8140 a1d1e4d130cdd ]---[ #1 1W1R.I924129] 7e80: b6e51000 00000014 c519fc00 c6927f60 c6927ec4 c6927ea0 c07f4c50 c0c2d40c E_RO: missing 'ca[l l 1t1r1a.c9e4474] 7ea0: 00000000 c69f8140 b6e51000 c2816000 c6927f60 c07f4bec c6927f5c c6927ec8 :': [FAIL] not ok[ 3 91 1s1e.l944736] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6926000 tests: lkdtm: WRIT[E _ R1O1.1s.h955083] 7ee0: b6e51000 00020000 00000004 00000014 0001ffec c6927ee0 00000001 b6e50000 # exit=1 # sel[f t e1s1t1s.:9 6l427] 7f00: c583ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 kdtm: WRITE_RO_A[F T E1R1_1I.N9I75601] 7f20: 00000000 00000000 c136d410 2e1b1cf0 c205c080 c69f8140 c69f8140 c6926000 .sh [ 111.985860] 7f40: b6e51000 00000000 00000000 00000004 c6927f94 c6927f60 c05988bc c0598228 [ 111.994471] 7f60: 00000000 00000000 c6927fac 2e1b1cf0 00000014 00000014 b6f98e00 00000004 [ 112.002660] 7f80: c03002e4 c6926000 c6927fa4 c6927f98 c059894c c0598854 00000000 c6927fa8 [ 112.010849] 7fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e51000 00000014 00000000 [ 112.019038] 7fc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 beab8a54 [ 112.027227] 7fe0: 00000004 beab8788 b6f0694f b6e8cc66 800e0030 00000001 00000000 00000000 [ 112.035409] Backtrace: [ 112.037890] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.046858] r5:c47d1000 r4:00000029 [ 112.050450] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.058472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.066400] r9:c6927f60 r8:c519fc00 r7:00000014 r6:b6e51000 r5:c69f8140 r4:c0c2d400 [ 112.074160] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.082003] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6e51000 r5:c69f8140 r4:00000000 [ 112.089759] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.096907] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6926000 r5:c69f8140 [ 112.104743] r4:c69f8140 [ 112.107291] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.114438] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000014 r4:00000014 [ 112.122196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.129773] Exception stack(0xc6927fa8 to 0xc6927ff0) [ 112.134837] 7fa0: 00000014 00000014 00000001 b6e51000 00000014 00000000 [ 112.143024] 7fc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 beab8a54 [ 112.151211] 7fe0: 00000004 beab8788 b6f0694f b6e8cc66 [ 112.156276] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) [ 112.162383] ---[ end trace 2eaa1d1e4d130cde ]--- # Segmentation fault # [ 111.719020] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 111.726255] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 111.735191] 8<--- cut here --- # [ 111.741055] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 111.750445] pgd = 83c6580e # [ 111.754978] [c1b7dc48] *pgd=11a1941e(bad) # [ 111.761598] Internal error: Oops: 80d [#13] SMP ARM # [ 111.768644] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.800351] CPU: 3 PID: 2522 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 111.810429] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.818710] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 111.826883] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.834527] pc : [] lr : [] psr: 600e0013 # [ 111.842530] sp : c6927e50 ip : c6927d58 fp : c6927e64 # [ 111.849406] r10: 00000014 r9 : c1acba14 r8 : c15e7d40 # [ 111.856539] r7 : c6927f60 r6 : 00000014 r5 : c47d1000 r4 : c1b7dc48 # [ 111.864804] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc80c # [ 111.873070] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.882115] Control: 10c5387d Table: 16eac04a DAC: 00000051 # [ 111.889770] Process cat (pid: 2522, stack limit = 0xabb811ac) # [ 111.897511] Stack: (0xc6927e50 to 0xc6928000) # [ 111.903609] 7e40: 00000029 c47d1000 c6927e74 c6927e68 # [ 111.913868] 7e60: c0c2d020 c1357d2c c6927e9c c6927e78 c0c2d520 c0c2d000 c0c2d400 c69f8140 # [ 111.924129] 7e80: b6e51000 00000014 c519fc00 c6927f60 c6927ec4 c6927ea0 c07f4c50 c0c2d40c # [ 111.934474] 7ea0: 00000000 c69f8140 b6e51000 c2816000 c6927f60 c07f4bec c6927f5c c6927ec8 # [ 111.944736] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6926000 # [ 111.955083] 7ee0: b6e51000 00020000 00000004 00000014 0001ffec c6927ee0 00000001 b6e50000 # [ 111.965427] 7f00: c583ba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.975601] 7f20: 00000000 00000000 c136d410 2e1b1cf0 c205c080 c69f8140 c69f8140 c6926000 # [ 111.985860] 7f40: b6e51000 00000000 00000000 00000004 c6927f94 c6927f60 c05988bc c0598228 # [ 111.994471] 7f60: 00000000 00000000 c6927fac 2e1b1cf0 00000014 00000014 b6f98e00 00000004 # [ 112.002660] 7f80: c03002e4 c6926000 c6927fa4 c6927f98 c059894c c0598854 00000000 c6927fa8 # [ 112.010849] 7fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e51000 00000014 00000000 # [ 112.019038] 7fc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 beab8a54 # [ 112.027227] 7fe0: 00000004 beab8788 b6f0694f b6e8cc66 800e0030 00000001 00000000 00000000 # [ 112.035409] Backtrace: # [ 112.037890] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.046858] r5:c47d1000 r4:00000029 # [ 112.050450] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.058472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.066400] r9:c6927f60 r8:c519fc00 r7:00000014 r6:b6e51000 r5:c69f8140 r4:c0c2d400 # [ 112.074160] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.082003] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6e51000 r5:c69f8140 r4:00000000 # [ 112.089759] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.096907] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6926000 r5:c69f8140 # [ 112.104743] r4:c69f8140 # [ 112.107291] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.114438] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000014 r4:00000014 # [ 112.122196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.129773] Exception stack(0xc6927fa8 to 0xc6927ff0[ 112.640919] lkdtm: Performing direct entry WRITE_KERN ) # [ 112.134837] 7fa0: [ 112.647831] lkdtm: attempting bad 7511656 byte write at c1357bf8 00000014 00000014 0000[ 112.656732] 8<--- cut here --- [ 112.662594] Unable to handle kernel paging request at virtual address c1357bf8 [ 112.669824] pgd = 163fd0eb [ 112.672538] [c1357bf8] *pgd=1121940e(bad) [ 112.676567] Internal error: Oops: 80d [#14] SMP ARM [ 112.681451] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 112.710483] CPU: 0 PID: 2596 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 112.718229] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.724770] PC is at memcpy+0x50/0x330 [ 112.728528] LR is at 0xe92dd830 [ 112.731673] pc : [] lr : [] psr: 200e0013 [ 112.737944] sp : c5fb7e2c ip : e1a0c00d fp : c5fb7e64 [ 112.743173] r10: 0000000b r9 : c1acba28 r8 : e89da800 [ 112.748402] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 112.754933] r3 : e1a0c00d r2 : 00729dc8 r1 : c0c2ddb0 r0 : c1357bf8 [ 112.761466] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 112.768606] Control: 10c5387d Table: 16f7404a DAC: 00000051 [ 112.774357] Process cat (pid: 2596, stack limit = 0xe2112ee1) [ 112.780108] Stack: (0xc5fb7e2c to 0xc5fb8000) [ 112.784474] 7e20: c0c2dd90 00729e68 c5fb7f60 c15e7d40 c1357bf8 [ 112.792660] 7e40: c1357bf8 c1357ddc 0000002a c6f23000 0000000b c5fb7f60 c5fb7e74 c5fb7e68 [ 112.800845] 7e60: c0c2d020 c1357d9c c5fb7e9c c5fb7e78 c0c2d520 c0c2d000 c0c2d400 c29c9b80 [ 112.809030] 7e80: b6dec000 0000000b c519fc00 c5fb7f60 c5fb7ec4 c5fb7ea0 c07f4c50 c0c2d40c [ 112.817215] 7ea0: 00000000 c29c9b80 b6dec000 c2816000 c5fb7f60 c07f4bec c5fb7f5c c5fb7ec8 [ 112.825400] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d629a4 c05988bc c5fb6000 [ 112.833586] 7ee0: b6dec000 00020000 00000004 0000000b 0001fff5 c5fb7ee0 00000001 00000805 [ 112.841769] 7f00: c583b540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.849955] 7f20: 00000000 00000000 c5fb6000 8bd988cb b6deb000 c29c9b80 c29c9b80 c5fb6000 [ 112.858140] 7f40: b6dec000 00000000 00000000 00000004 c5fb7f94 c5fb7f60 c05988bc c0598228 [ 112.866324] 7f60: 00000000 00000000 c5fb7fac 8bd988cb 0000000b 0000000b b6f33e00 00000004 [ 112.874508] 7f80: c03002e4 c5fb6000 c5fb7fa4 c5fb7f98 c059894c c0598854 00000000 c5fb7fa8 [ 112.882691] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 [ 112.890875] 7fc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 beaf5a54 [ 112.899061] 7fe0: 00000004 beaf5788 b6ea194f b6e27c66 800e0030 00000001 00000000 00000000 [ 112.907239] Backtrace: [ 112.909719] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.917905] r7:c5fb7f60 r6:0000000b r5:c6f23000 r4:0000002a [ 112.923576] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.931592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.939518] r9:c5fb7f60 r8:c519fc00 r7:0000000b r6:b6dec000 r5:c29c9b80 r4:c0c2d400 [ 112.947274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.955113] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6dec000 r5:c29c9b80 r4:00000000 [ 112.962865] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.970008] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5fb6000 r5:c29c9b80 [ 112.977841] r4:c29c9b80 [ 112.980385] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.987527] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000b r4:0000000b [ 112.995282] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.002856] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) [ 113.007914] 7fa0: 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 [ 113.016100] 7fc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 beaf5a54 [ 113.024282] 7fe0: 00000004 beaf5788 b6ea194f b6e27c66 [ 113.029341] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 113.035445] ---[ end trace 2eaa1d1e4d130cdf ]--- 0001 b6e51000 00000014 00000000 # [ 112.143024] 7fc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 beab8a54 # [ 112.151211] 7fe0: 00000004 beab8788 b6f0694f b6e8cc66 # [ 112.156276] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) # [ 112.162383] ---[ end trace 2eaa1d1e4d130cde ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh # Segmentation fault # [ 112.640919] lkdtm: Performing direct entry WRITE_KERN # [ 112.647831] lkdtm: attempting bad 7511656 byte write at c1357bf8 # [ 112.656732] 8<--- cut here --- # [ 112.662594] Unable to handle kernel paging request at virtual address c1357bf8 # [ 112.669824] pgd = 163fd0eb # [ 112.672538] [c1357bf8] *pgd=1121940e(bad) # [ 112.676567] Internal error: Oops: 80d [#14] SMP ARM # [ 112.681451] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.710483] CPU: 0 PID: 2596 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 112.718229] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.724770] PC is at memcpy+0x50/0x330 # [ 112.728528] LR is at 0xe92dd830 # [ 112.731673] pc : [] lr : [] psr: 200e0013 # [ 112.737944] sp : c5fb7e2c ip : e1a0c00d fp : c5fb7e64 # [ 112.743173] r10: 0000000b r9 : c1acba28 r8 : e89da800 # [ 112.748402] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 112.754933] r3 : e1a0c00d r2 : 00729dc8 r1 : c0c2ddb0 r0 : c1357bf8 # [ 112.761466] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.768606] Control: 10c5387d Table: 16f7404a DAC: 00000051 # [ 112.774357] Process cat (pid: 2596, stack limit = 0xe2112ee1) # [ 112.780108] Stack: (0xc5fb7e2c to 0xc5fb8000) # [ 112.784474] 7e20: c0c2dd90 00729e68 c5fb7f60 c15e7d40 c1357bf8 # [ 112.792660] 7e40: c1357bf8 c1357ddc 0000002a c6f23000 0000000b c5fb7f60 c5fb7e74 c5fb7e68 # [ 112.800845] 7e60: c0c2d020 c1357d9c c5fb7e9c c5fb7e78 c0c2d520 c0c2d000 c0c2d400 c29c9b80 # [ 112.809030] 7e80: b6dec000 0000000b c519fc00 c5fb7f60 c5fb7ec4 c5fb7ea0 c07f4c50 c0c2d40c # [ 112.817215] 7ea0: 00000000 c29c9b80 b6dec000 c2816000 c5fb7f60 c07f4bec c5fb7f5c c5fb7ec8 # [ 112.825400] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d629a4 c05988bc c5fb6000 # [ 112.833586] 7ee0: b6dec000 00020000 00000004 0000000b 0001fff5 c5fb7ee0 00000001 00000805 # [ 112.841769] 7f00: c583b540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.849955] 7f20: 00000000 00000000 c5fb6000 8bd988cb b6deb000 c29c9b80 c29c9b80 c5fb6000 # [ 112.858140] 7f40: b6dec000 00000000 00000000 00000004 c5fb7f94 c5fb7f60 c05988bc c0598228 # [ 112.866324] 7f60: 00000000 00000000 c5fb7fac 8bd988cb 0000000b 0000000b b6f33e00 00000004 # [ 112.874508] 7f80: c03002e4 c5fb6000 c5fb7fa4 c5fb7f98 c059894c c0598854 00000000 c5fb7fa8 # [ 112.882691] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 # [ 112.890875] 7fc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 beaf5a54 # [ 112.899061] 7fe0: 00000004 beaf5788 b6ea194f b6e27c66 800e0030 00000001 00000000 00000000 # [ 112.907239] Backtrace: # [ 112.909719] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.917905] r7:c5fb7f60 r6:0000000b r5:c6f23000 r4:0000002a # [ 112.923576] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.931592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.939518] r9:c5fb7f60 r8:c519fc00 r7:0000000b r6:b6dec000 r5:c29c9b80 r4:c0c2d400 # [ 112.947274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.955113] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6dec000 r5:c29c9b80 r4:00000000 # [ 112.962865] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.970008] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5fb6000 r5:c29c9b80 # [ 112.977841] r4:c29c9b80 # [ 112.980385] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.987527] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000b r4:0000000b # [ 112.995282] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.002856] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) # [ 113.007914] 7fa0: 0000000b 0000[ 113.553210] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 000b 00000001 [b 6 d1e13c.050509 57] lkdtm: attempting good refcount_inc() without overflow 0000000b 00000000 # [ 113.01610[ 113.567917] lkdtm: attempting bad refcount_inc() overflow 0] 7fc0: 0000000b 0000000b b6f33e[ 113.576070] ------------[ cut here ]------------ 00 00000004 00000001 00000000 000[ 113.583684] WARNING: CPU: 2 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 20000 beaf5a54 # [ 113.024282] [ 113.594860] refcount_t: saturated; leaking memory. 7fe0: 00000004 beaf5788 b6ea194f [ 113.602499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 b6e27c66 # [ 113.029341] Code: [ 113.634213] CPU: 2 PID: 2671 Comm: cat Tainted: G D W 5.10.128-cip10 #1 f5d1f05c f[5 d 11f1037.c6 4e487b76] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 51f8 e2522020 (e[8 a 015113f.86)53124] Backtrace: # [ 113.035445] ---[ end t[r a113.657670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ce 2eaa1d1e4d13[0 c d1f1 3].-6-6-830] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # WRITE_KERN: [m i s1s1i3n.g6 75485] [] (show_stack) from [] (dump_stack+0xe0/0x100) call trace:': [FAIL] [ n o1t1 3o684879] [] (dump_stack) from [] (__warn+0xfc/0x16c) k 41 selftests:[ l k1d1t3m.:6 9W092] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 RITE_KERN.sh # exit[= 1 1 1#3 .s03834] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) elftests: [l k d1t1m3:. 7R1E3F4C78] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c36000 UNT_INC_OVERFLOW.sh [ 113.720966] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 113.731738] r9:c1acba34 r8:c15e7d40 r7:c6c37f60 r6:00000016 r5:c5fe6000 r4:c6c36000 [ 113.739501] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 113.749171] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 113.759271] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.768407] r4:0000002b [ 113.770952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.778968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.786892] r9:c6c37f60 r8:c519fc00 r7:00000016 r6:b6e1b000 r5:c6996140 r4:c0c2d400 [ 113.794647] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.802485] r9:c07f4bec r8:c6c37f60 r7:c2816000 r6:b6e1b000 r5:c6996140 r4:00000000 [ 113.810237] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.817380] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6c36000 r5:c6996140 [ 113.825213] r4:c6996140 [ 113.827757] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.834901] r9:c6c36000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000016 r4:00000016 [ 113.842656] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.850230] Exception stack(0xc6c37fa8 to 0xc6c37ff0) [ 113.855290] 7fa0: 00000016 00000016 00000001 b6e1b000 00000016 00000000 [ 113.863476] 7fc0: 00000016 00000016 b6f62e00 00000004 00000001 00000000 00020000 bebcca54 [ 113.871659] 7fe0: 00000004 bebcc788 b6ed094f b6e56c66 [ 113.876791] irq event stamp: 0 [ 113.879868] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.885488] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.893016] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.900512] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.906122] ---[ end trace 2eaa1d1e4d130ce0 ]--- [ 113.910753] lkdtm: Overflow detected: saturated # [ 113.553210] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 113.559657] lkdtm: attempting good refcount_inc() without overflow # [ 113.567917] lkdtm: attempting bad refcount_inc() overflow # [ 113.576070] ------------[ cut here ]------------ # [ 113.583684] WARNING: CPU: 2 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 113.594860] refcount_t: saturated; leaking memory. # [ 113.602499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.634213] CPU: 2 PID: 2671 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 113.644776] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.653124] Backtrace: # [ 113.657670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.667830] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 113.675485] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.684879] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.694092] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 113.703834] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.713478] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c36000 # [ 113.720966] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 113.731738] r9:c1acba34 r8:c15e7d40 r7:c6c37f60 r6:00000016 r5:c5fe6000 r4:c6c36000 # [ 113.739501] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 113.749171] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 113.759271] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.768407] r4:0000002b # [ 113.770952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.778968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.786892] r9:c6c37f60 r8:c519fc00 r7:00000016 r6:b6e1b000 r5:c6996140 r4:c0c2d400 # [ 113.794647] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.802485] r9:c07f4bec r8:c6c37f60 r7:c2816000 r6:b6e1b000 r5:c6996140 r4:00000000 # [ 113.810237] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.817380] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c6c36000 r5:c6996140 # [ 113.825213] r4:c6996140 # [ 113.827757] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.834901] r9:c6c36000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000016 r4:00000016 # [ 113.842656] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.850230] Exception stack(0xc6c37fa8 to 0xc6c37ff0) # [ 113.855290] 7fa0: 00000016 00000016 00000001 b6e1b000 00000016 00000000 # [ 113.863476] 7fc0: 00000016 00000016 b6f62e00 00000004 00000001 00000000 00020000 bebcca54 # [ 113.871659] 7fe0: 00000004 bebcc788 b6ed094f b6e56c66 # [ 113.876791] irq event stamp: 0 # [ 113.879868] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.885488] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.893016] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.900512] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.906122] ---[ end trace 2eaa1d1e4d130ce0 ]--- # [ 113.910753] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REF[ 114.344317] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW COUNT_ADD_OVER[F L O1W1.4s.h35 1296] lkdtm: attempting good refcount_add() without overflow [ 114.359635] lkdtm: attempting bad refcount_add() overflow [ 114.365124] ------------[ cut here ]------------ [ 114.369778] WARNING: CPU: 3 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 114.378298] refcount_t: saturated; leaking memory. [ 114.383139] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 114.412394] CPU: 3 PID: 2705 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 114.420148] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.426684] Backtrace: [ 114.429163] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.436744] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 114.442417] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.449745] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.456721] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 114.464480] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.471973] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6926000 [ 114.477650] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 114.486621] r9:c1acba4c r8:c15e7d40 r7:c6927f60 r6:00000016 r5:c471c000 r4:c6926000 [ 114.494389] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 114.504064] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 114.514170] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.523309] r4:0000002c [ 114.525859] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.533881] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.541810] r9:c6927f60 r8:c519fc00 r7:00000016 r6:b6dbe000 r5:c5e58280 r4:c0c2d400 [ 114.549571] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.557413] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6dbe000 r5:c5e58280 r4:00000000 [ 114.565171] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.572317] r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c6926000 r5:c5e58280 [ 114.580152] r4:c5e58280 [ 114.582699] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.589846] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:00000016 r4:00000016 [ 114.597602] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.605180] Exception stack(0xc6927fa8 to 0xc6927ff0) [ 114.610243] 7fa0: 00000016 00000016 00000001 b6dbe000 00000016 00000000 [ 114.618430] 7fc0: 00000016 00000016 b6f05e00 00000004 00000001 00000000 00020000 bed2da54 [ 114.626616] 7fe0: 00000004 bed2d788 b6e7394f b6df9c66 [ 114.631759] irq event stamp: 0 [ 114.634866] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.640461] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.648002] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.655561] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.661155] ---[ end trace 2eaa1d1e4d130ce1 ]--- [ 114.665835] lkdtm: Overflow detected: saturated # [ 114.344317] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 114.351296] lkdtm: attempting good refcount_add() without overflow # [ 114.359635] lkdtm: attempting bad refcount_add() overflow # [ 114.365124] ------------[ cut here ]------------ # [ 114.369778] WARNING: CPU: 3 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 114.378298] refcount_t: saturated; leaking memory. # [ 114.383139] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.412394] CPU: 3 PID: 2705 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 114.420148] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.426684] Backtrace: # [ 114.429163] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.436744] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 114.442417] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.449745] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.456721] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 114.464480] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.471973] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6926000 # [ 114.477650] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 114.486621] r9:c1acba4c r8:c15e7d40 r7:c6927f60 r6:00000016 r5:c471c000 r4:c6926000 # [ 114.494389] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 114.504064] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 114.514170] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.523309] r4:0000002c # [ 114.525859] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.533881] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.541810] r9:c6927f60 r8:c519fc00 r7:00000016 r6:b6dbe000 r5:c5e58280 r4:c0c2d400 # [ 114.549571] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.557413] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6dbe000 r5:c5e58280 r4:00000000 # [ 114.565171] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.572317] r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c6926000 r5:c5e58280 # [ 114.580152] r4:c5e58280 # [ 114.582699] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.589846] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:00000016 r4:00000016 # [ 114.597602] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.605180] Exception stack(0xc6927fa8 to 0xc6927ff0) # [ 114.610243] 7fa0: 00000016 00000016 00000001 b6dbe000 00000016 00000000 # [ 114.618430] 7fc0: 00000016 00000016 b6f05e00 00000004 00000001 00000000 00020000 bed2da54 # [ 114.626616] 7fe0: 00000004 bed2d788 b6e7394f b6df9c66 # [ 114.631759] irq event stamp: 0 # [ 114.634866] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.640461] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.648002] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.655561] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.661155] ---[ end trace 2eaa1d1e4d130ce1 ]--- # [ 114.665835] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok [ 115.093593] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 43 selftests: lkdtm: REFCOUNT_ADD[ 115.103320] lkdtm: attempting bad refcount_inc_not_zero() overflow _OVERFLOW.sh # exit=1 # selftest[ 115.112272] ------------[ cut here ]------------ s: lkdtm: REFCOUNT_INC_NOT_ZERO_O[ 115.119727] WARNING: CPU: 3 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 VERFLOW.sh [ 115.131137] refcount_t: saturated; leaking memory. [ 115.136879] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.166046] CPU: 3 PID: 2739 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 115.173795] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.180327] Backtrace: [ 115.182798] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.190377] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 115.196049] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.203369] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.210339] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 115.218092] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.225581] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c9e000 [ 115.231255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 115.240223] r9:c1acba64 r8:c15e7d40 r7:c6c9ff60 r6:0000001f r5:c5ffb000 r4:7fffffff [ 115.247983] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 115.258433] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 115.270086] r5:c5ffb000 r4:c6c9e000 [ 115.273677] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.283595] r4:0000002d [ 115.286141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.294156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.302082] r9:c6c9ff60 r8:c519fc00 r7:0000001f r6:b6e55000 r5:c5e58f00 r4:c0c2d400 [ 115.309836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.317675] r9:c07f4bec r8:c6c9ff60 r7:c2816000 r6:b6e55000 r5:c5e58f00 r4:00000000 [ 115.325426] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.332571] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6c9e000 r5:c5e58f00 [ 115.340403] r4:c5e58f00 [ 115.342945] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.350087] r9:c6c9e000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:0000001f r4:0000001f [ 115.357842] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.365416] Exception stack(0xc6c9ffa8 to 0xc6c9fff0) [ 115.370476] ffa0: 0000001f 0000001f 00000001 b6e55000 0000001f 00000000 [ 115.378662] ffc0: 0000001f 0000001f b6f9ce00 00000004 00000001 00000000 00020000 bea07a54 [ 115.386845] ffe0: 00000004 bea07788 b6f0a94f b6e90c66 [ 115.391959] irq event stamp: 0 [ 115.395031] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.400619] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.408167] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.415704] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.421295] ---[ end trace 2eaa1d1e4d130ce2 ]--- [ 115.425958] lkdtm: Overflow detected: saturated # [ 115.093593] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 115.103320] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 115.112272] ------------[ cut here ]------------ # [ 115.119727] WARNING: CPU: 3 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 115.131137] refcount_t: saturated; leaking memory. # [ 115.136879] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.166046] CPU: 3 PID: 2739 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 115.173795] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.180327] Backtrace: # [ 115.182798] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.190377] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 115.196049] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.203369] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.210339] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 115.218092] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.225581] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c9e000 # [ 115.231255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 115.240223] r9:c1acba64 r8:c15e7d40 r7:c6c9ff60 r6:0000001f r5:c5ffb000 r4:7fffffff # [ 115.247983] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 115.258433] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 115.270086] r5:c5ffb000 r4:c6c9e000 # [ 115.273677] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.283595] r4:0000002d # [ 115.286141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.294156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.302082] r9:c6c9ff60 r8:c519fc00 r7:0000001f r6:b6e55000 r5:c5e58f00 r4:c0c2d400 # [ 115.309836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.317675] r9:c07f4bec r8:c6c9ff60 r7:c2816000 r6:b6e55000 r5:c5e58f00 r4:00000000 # [ 115.325426] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.332571] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c6c9e000 r5:c5e58f00 # [ 115.340403] r4:c5e58f00 # [ 115.342945] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.350087] r9:c6c9e000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:0000001f r4:0000001f # [ 115.357842] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.365416] Exception stack(0xc6c9ffa8 to 0xc6c9fff0) # [ 115.370476] ffa0: 0000001f 0000001f 00000001 b6e55000 0000001f 00000000 # [ 115.378662] ffc0: 0000001f 0000001f b6f9ce00 00000004 00000001 00000000 00020000 bea07a54 # [ 115.386845] ffe0: 00000004 bea07788 b6f0a94f b6e90c66 # [ 115.391959] irq event stamp: 0 # [ 115.395031] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.400619] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.408167] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.415704] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.421295] ---[ end trace 2eaa1d1e4d130ce2 ]--- # [ 115.425958] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 115.865616] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 115.872474] lkdtm: attempting bad refcount_add_not_zero() overflow [ 115.878667] ------------[ cut here ]------------ [ 115.883568] WARNING: CPU: 2 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 115.892082] refcount_t: saturated; leaking memory. [ 115.896888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.926192] CPU: 2 PID: 2773 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 115.933953] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.940485] Backtrace: [ 115.942956] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.950533] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 115.956202] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.963523] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.970493] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 115.978250] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.985739] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6ba8000 [ 115.991413] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 116.000382] r9:c1acba84 r8:c15e7d40 r7:c6ba9f60 r6:0000001f r5:c6920000 r4:7fffffff [ 116.008143] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 116.018591] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 116.030247] r5:c6920000 r4:c6ba8000 [ 116.033841] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.043758] r4:0000002e [ 116.046303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.054319] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.062243] r9:c6ba9f60 r8:c519fc00 r7:0000001f r6:b6dcd000 r5:c6acdb80 r4:c0c2d400 [ 116.070001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.077839] r9:c07f4bec r8:c6ba9f60 r7:c2816000 r6:b6dcd000 r5:c6acdb80 r4:00000000 [ 116.085592] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.092735] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ba8000 r5:c6acdb80 [ 116.100568] r4:c6acdb80 [ 116.103111] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.110253] r9:c6ba8000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f [ 116.118006] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.125581] Exception stack(0xc6ba9fa8 to 0xc6ba9ff0) [ 116.130640] 9fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 [ 116.138825] 9fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 bef96a54 [ 116.147008] 9fe0: 00000004 bef96788 b6e8294f b6e08c66 [ 116.152103] irq event stamp: 0 [ 116.155176] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.160764] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.168302] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.175860] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.181450] ---[ end trace 2eaa1d1e4d130ce3 ]--- [ 116.186117] lkdtm: Overflow detected: saturated # [ 115.865616] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 115.872474] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 115.878667] ------------[ cut here ]------------ # [ 115.883568] WARNING: CPU: 2 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 115.892082] refcount_t: saturated; leaking memory. # [ 115.896888] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.926192] CPU: 2 PID: 2773 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 115.933953] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.940485] Backtrace: # [ 115.942956] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.950533] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 115.956202] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.963523] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.970493] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 115.978250] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.985739] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6ba8000 # [ 115.991413] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 116.000382] r9:c1acba84 r8:c15e7d40 r7:c6ba9f60 r6:0000001f r5:c6920000 r4:7fffffff # [ 116.008143] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 116.018591] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 116.030247] r5:c6920000 r4:c6ba8000 # [ 116.033841] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.043758] r4:0000002e # [ 116.046303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.054319] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.062243] r9:c6ba9f60 r8:c519fc00 r7:0000001f r6:b6dcd000 r5:c6acdb80 r4:c0c2d400 # [ 116.070001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.077839] r9:c07f4bec r8:c6ba9f60 r7:c2816000 r6:b6dcd000 r5:c6acdb80 r4:00000000 # [ 116.085592] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.092735] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ba8000 r5:c6acdb80 # [ 116.100568] r4:c6acdb80 # [ 116.103111] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.110253] r9:c6ba8000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f # [ 116.118006] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.125581] Exception stack(0xc6ba9fa8 to 0xc6ba9ff0) # [ 116.130640] 9fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 # [ 116.138825] 9fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 bef96a54 # [ 116.147008] 9fe0: 00000004 bef96788 b6e8294f b6e08c66 # [ 116.152103] irq event stamp: 0 # [ 116.155176] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.160764] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.168302] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.175860] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.181450] ---[ end trace 2eaa1d1e4d130ce3 ]--- # [ 116.186117] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 116.630405] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 116.636151] lkdtm: attempting good refcount_dec() [ 116.640871] lkdtm: attempting bad refcount_dec() to zero [ 116.646310] ------------[ cut here ]------------ [ 116.651004] WARNING: CPU: 3 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 116.659519] refcount_t: decrement hit 0; leaking memory. [ 116.664876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.694017] CPU: 3 PID: 2807 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 116.701767] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.708299] Backtrace: [ 116.710771] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.718351] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 116.724021] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.731342] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.738312] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 116.746068] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.753558] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c5ce0000 [ 116.759232] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 116.768200] r9:c1acbaa4 r8:c15e7d40 r7:c5ce1f60 r6:00000012 r5:c471c000 r4:c5ce0000 [ 116.775960] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 116.785628] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 116.795383] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.804172] r4:0000002f [ 116.806720] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.814737] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.822661] r9:c5ce1f60 r8:c519fc00 r7:00000012 r6:b6e86000 r5:c69f9400 r4:c0c2d400 [ 116.830417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.838255] r9:c07f4bec r8:c5ce1f60 r7:c2816000 r6:b6e86000 r5:c69f9400 r4:00000000 [ 116.846008] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.853151] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c5ce0000 r5:c69f9400 [ 116.860984] r4:c69f9400 [ 116.863527] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.870671] r9:c5ce0000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000012 r4:00000012 [ 116.878425] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.885999] Exception stack(0xc5ce1fa8 to 0xc5ce1ff0) [ 116.891059] 1fa0: 00000012 00000012 00000001 b6e86000 00000012 00000000 [ 116.899244] 1fc0: 00000012 00000012 b6fcde00 00000004 00000001 00000000 00020000 bee49a54 [ 116.907426] 1fe0: 00000004 bee49788 b6f3b94f b6ec1c66 [ 116.912537] irq event stamp: 0 [ 116.915611] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.921199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.928754] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.936310] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.941946] ---[ end trace 2eaa1d1e4d130ce4 ]--- [ 116.946587] lkdtm: Zero detected: saturated # [ 116.630405] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 116.636151] lkdtm: attempting good refcount_dec() # [ 116.640871] lkdtm: attempting bad refcount_dec() to zero # [ 116.646310] ------------[ cut here ]------------ # [ 116.651004] WARNING: CPU: 3 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 116.659519] refcount_t: decrement hit 0; leaking memory. # [ 116.664876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.694017] CPU: 3 PID: 2807 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 116.701767] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.708299] Backtrace: # [ 116.710771] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.718351] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 116.724021] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.731342] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.738312] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 116.746068] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.753558] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c5ce0000 # [ 116.759232] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 116.768200] r9:c1acbaa4 r8:c15e7d40 r7:c5ce1f60 r6:00000012 r5:c471c000 r4:c5ce0000 # [ 116.775960] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 116.785628] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 116.795383] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.804172] r4:0000002f # [ 116.806720] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.814737] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.822661] r9:c5ce1f60 r8:c519fc00 r7:00000012 r6:b6e86000 r5:c69f9400 r4:c0c2d400 # [ 116.830417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.838255] r9:c07f4bec r8:c5ce1f60 r7:c2816000 r6:b6e86000 r5:c69f9400 r4:00000000 # [ 116.846008] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.853151] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c5ce0000 r5:c69f9400 # [ 116.860984] r4:c69f9400 # [ 116.863527] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.870671] r9:c5ce0000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000012 r4:00000012 # [ 116.878425] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.885999] Exception stack(0xc5ce1fa8 to 0xc5ce1ff0) # [ 116.891059] 1fa0: 00000012 00000012 00000001 b6e86000 00000012 00000000 # [ 116.899244] 1fc0: 00000012 00000012 b6fcde00 00000004 00000001 00000000 00020000 bee49a54 # [ 116.907426] 1fe0: 00000004 bee49788 b6f3b94f b6ec1c66 # [ 116.912537] irq event stamp: 0 # [ 116.915611] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.921199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.928754] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.936310] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.941946] ---[ end trace 2eaa1d1e4d130ce4 ]--- # [ 116.946587] 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 [ 117.404745] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 117.410776] lkdtm: attempting bad refcount_dec() below zero [ 117.416451] ------------[ cut here ]------------ [ 117.421108] WARNING: CPU: 1 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 117.429660] refcount_t: decrement hit 0; leaking memory. [ 117.435058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 117.464205] CPU: 1 PID: 2844 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 117.471955] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.478486] Backtrace: [ 117.480958] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.488536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 117.494204] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.501525] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.508496] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 117.516252] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.523740] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6f26000 [ 117.529414] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.538381] r9:c1acbab8 r8:c15e7d40 r7:c6f27f60 r6:00000016 r5:00000000 r4:c6f26000 [ 117.546142] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.555809] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 117.565912] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.575049] r5:c5e04000 r4:00000030 [ 117.578637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.586655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.594580] r9:c6f27f60 r8:c519fc00 r7:00000016 r6:b6e09000 r5:c684e780 r4:c0c2d400 [ 117.602337] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.610176] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e09000 r5:c684e780 r4:00000000 [ 117.617929] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.625072] r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c6f26000 r5:c684e780 [ 117.632905] r4:c684e780 [ 117.635447] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.642589] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:00000016 r4:00000016 [ 117.650342] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.657917] Exception stack(0xc6f27fa8 to 0xc6f27ff0) [ 117.662976] 7fa0: 00000016 00000016 00000001 b6e09000 00000016 00000000 [ 117.671161] 7fc0: 00000016 00000016 b6f50e00 00000004 00000001 00000000 00020000 be9e9a54 [ 117.679344] 7fe0: 00000004 be9e9788 b6ebe94f b6e44c66 [ 117.684467] irq event stamp: 0 [ 117.687563] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.693199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.700699] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.708248] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.713880] ---[ end trace 2eaa1d1e4d130ce5 ]--- [ 117.718514] lkdtm: Negative detected: saturated # [ 117.404745] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 117.410776] lkdtm: attempting bad refcount_dec() below zero # [ 117.416451] ------------[ cut here ]------------ # [ 117.421108] WARNING: CPU: 1 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.429660] refcount_t: decrement hit 0; leaking memory. # [ 117.435058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.464205] CPU: 1 PID: 2844 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 117.471955] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.478486] Backtrace: # [ 117.480958] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.488536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 117.494204] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.501525] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.508496] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 117.516252] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.523740] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6f26000 # [ 117.529414] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.538381] r9:c1acbab8 r8:c15e7d40 r7:c6f27f60 r6:00000016 r5:00000000 r4:c6f26000 # [ 117.546142] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.555809] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 117.565912] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.575049] r5:c5e04000 r4:00000030 # [ 117.578637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.586655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.594580] r9:c6f27f60 r8:c519fc00 r7:00000016 r6:b6e09000 r5:c684e780 r4:c0c2d400 # [ 117.602337] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.610176] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e09000 r5:c684e780 r4:00000000 # [ 117.617929] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.625072] r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c6f26000 r5:c684e780 # [ 117.632905] r4:c684e780 # [ 117.635447] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.642589] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:00000016 r4:00000016 # [ 117.650342] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.657917] Exception stack(0xc6f27fa8 to 0xc6f27ff0) # [ 117.662976] 7fa0: 00000016 00000016 00000001 b6e09000 00000016 00000000 # [ 117.671161] 7fc0: 00000016 00000016 b6f50e00 00000004 00000001 00000000 00020000 be9e9a54 # [ 117.679344] 7fe0: 00000004 be9e9788 b6ebe94f b6e44c66 # [ 117.684467] irq event stamp: 0 # [ 117.687563] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.693199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.700699] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.708248] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.713880] ---[ end trace 2eaa1d1e4d130ce5 ]--- # [ 117.718514] 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 [ 118.173523] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 118.180337] lkdtm: attempting bad refcount_dec_and_test() below zero [ 118.186753] ------------[ cut here ]------------ [ 118.191408] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 118.199984] refcount_t: underflow; use-after-free. [ 118.204936] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 118.234386] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 118.242135] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.248667] Backtrace: [ 118.251140] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.258720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 118.264387] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.271708] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.278677] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 118.286431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.293919] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c6f3c000 [ 118.299593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 118.308646] r9:c1acbad0 r8:c15e7d40 r7:c6f3df60 r6:0000001f r5:00000000 r4:c6f3c000 [ 118.316406] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 118.326861] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 118.338524] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.348442] r5:c5ffb000 r4:00000031 [ 118.352031] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.360048] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.367973] r9:c6f3df60 r8:c519fc00 r7:0000001f r6:b6e93000 r5:c6a35680 r4:c0c2d400 [ 118.375727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.383563] r9:c07f4bec r8:c6f3df60 r7:c2816000 r6:b6e93000 r5:c6a35680 r4:00000000 [ 118.391316] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.398458] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c6f3c000 r5:c6a35680 [ 118.406290] r4:c6a35680 [ 118.408832] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.415974] r9:c6f3c000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:0000001f r4:0000001f [ 118.423727] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.431302] Exception stack(0xc6f3dfa8 to 0xc6f3dff0) [ 118.436362] dfa0: 0000001f 0000001f 00000001 b6e93000 0000001f 00000000 [ 118.444545] dfc0: 0000001f 0000001f b6fdae00 00000004 00000001 00000000 00020000 befa8a54 [ 118.452728] dfe0: 00000004 befa8788 b6f4894f b6ecec66 [ 118.457843] irq event stamp: 0 [ 118.460916] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.466532] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.474080] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.481607] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.487240] ---[ end trace 2eaa1d1e4d130ce6 ]--- [ 118.491872] lkdtm: Negative detected: saturated # [ 118.173523] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 118.180337] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 118.186753] ------------[ cut here ]------------ # [ 118.191408] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 118.199984] refcount_t: underflow; use-after-free. # [ 118.204936] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.234386] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 118.242135] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.248667] Backtrace: # [ 118.251140] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.258720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 118.264387] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.271708] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.278677] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 118.286431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.293919] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c6f3c000 # [ 118.299593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 118.308646] r9:c1acbad0 r8:c15e7d40 r7:c6f3df60 r6:0000001f r5:00000000 r4:c6f3c000 # [ 118.316406] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 118.326861] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 118.338524] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.348442] r5:c5ffb000 r4:00000031 # [ 118.352031] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.360048] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.367973] r9:c6f3df60 r8:c519fc00 r7:0000001f r6:b6e93000 r5:c6a35680 r4:c0c2d400 # [ 118.375727] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.383563] r9:c07f4bec r8:c6f3df60 r7:c2816000 r6:b6e93000 r5:c6a35680 r4:00000000 # [ 118.391316] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.398458] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c6f3c000 r5:c6a35680 # [ 118.406290] r4:c6a35680 # [ 118.408832] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.415974] r9:c6f3c000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:0000001f r4:0000001f # [ 118.423727] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.431302] Exception stack(0xc6f3dfa8 to 0xc6f3dff0) # [ 118.436362] dfa0: 0000001f 0000001f 00000001 b6e93000 0000001f 00000000 # [ 118.444545] dfc0: 0000001f 0000001f b6fdae00 00000004 00000001 00000000 00020000 befa8a54 # [ 118.452728] dfe0: 00000004 befa8788 b6f4894f b6ecec66 # [ 118.457843] irq event stamp: 0 # [ 118.460916] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.466532] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.474080] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.481607] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.487240] ---[ end trace 2eaa1d1e4d130ce6 ]--- # [ 118.491872] 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 [ 118.955436] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 118.962370] lkdtm: attempting bad refcount_sub_and_test() below zero [ 118.968767] ------------[ cut here ]------------ [ 118.973482] WARNING: CPU: 2 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 118.982088] refcount_t: underflow; use-after-free. [ 118.986926] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.016439] CPU: 2 PID: 2914 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 119.024189] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.030721] Backtrace: [ 119.033195] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.040774] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.046444] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.053766] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.060735] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 119.068489] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.075978] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5cce000 [ 119.081652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 119.090704] r9:c1acbaf0 r8:c15e7d40 r7:c5ccff60 r6:0000001f r5:c6b70000 r4:c5cce000 [ 119.098465] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 119.108920] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 119.120581] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.130497] r4:00000032 [ 119.133040] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.141058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.148984] r9:c5ccff60 r8:c519fc00 r7:0000001f r6:b6e13000 r5:c5e59180 r4:c0c2d400 [ 119.156740] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.164578] r9:c07f4bec r8:c5ccff60 r7:c2816000 r6:b6e13000 r5:c5e59180 r4:00000000 [ 119.172330] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.179473] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c5cce000 r5:c5e59180 [ 119.187305] r4:c5e59180 [ 119.189847] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.196989] r9:c5cce000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:0000001f r4:0000001f [ 119.204744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.212317] Exception stack(0xc5ccffa8 to 0xc5ccfff0) [ 119.217377] ffa0: 0000001f 0000001f 00000001 b6e13000 0000001f 00000000 [ 119.225560] ffc0: 0000001f 0000001f b6f5ae00 00000004 00000001 00000000 00020000 bebcba54 [ 119.233744] ffe0: 00000004 bebcb788 b6ec894f b6e4ec66 [ 119.238865] irq event stamp: 0 [ 119.241963] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.247554] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.255097] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.262624] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.268210] ---[ end trace 2eaa1d1e4d130ce7 ]--- [ 119.272886] lkdtm: Negative detected: saturated # [ 118.955436] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 118.962370] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 118.968767] ------------[ cut here ]------------ # [ 118.973482] WARNING: CPU: 2 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 118.982088] refcount_t: underflow; use-after-free. # [ 118.986926] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.016439] CPU: 2 PID: 2914 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 119.024189] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.030721] Backtrace: # [ 119.033195] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.040774] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.046444] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.053766] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.060735] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 119.068489] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.075978] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5cce000 # [ 119.081652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 119.090704] r9:c1acbaf0 r8:c15e7d40 r7:c5ccff60 r6:0000001f r5:c6b70000 r4:c5cce000 # [ 119.098465] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 119.108920] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 119.120581] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.130497] r4:00000032 # [ 119.133040] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.141058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.148984] r9:c5ccff60 r8:c519fc00 r7:0000001f r6:b6e13000 r5:c5e59180 r4:c0c2d400 # [ 119.156740] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.164578] r9:c07f4bec r8:c5ccff60 r7:c2816000 r6:b6e13000 r5:c5e59180 r4:00000000 # [ 119.172330] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.179473] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c5cce000 r5:c5e59180 # [ 119.187305] r4:c5e59180 # [ 119.189847] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.196989] r9:c5cce000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:0000001f r4:0000001f # [ 119.204744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.212317] Exception stack(0xc5ccffa8 to 0xc5ccfff0) # [ 119.217377] ffa0: 0000001f 0000001f 00000001 b6e13000 0000001f 00000000 # [ 119.225560] ffc0: 0000001f 0000001f b6f5ae00 00000004 00000001 00000000 00020000 bebcba54 # [ 119.233744] ffe0: 00000004 bebcb788 b6ec894f b6e4ec66 # [ 119.238865] irq event stamp: 0 # [ 119.241963] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.247554] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.255097] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.262624] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.268210] ---[ end trace 2eaa1d1e4d130ce7 ]--- # [ 119.272886] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 119.734544] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 119.740230] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 119.746689] lkdtm: Good: zero detected [ 119.750455] lkdtm: Correctly stayed at zero [ 119.754798] lkdtm: attempting bad refcount_inc() from zero [ 119.760323] ------------[ cut here ]------------ [ 119.764999] WARNING: CPU: 1 PID: 2946 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 119.773568] refcount_t: addition on 0; use-after-free. [ 119.778718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.807881] CPU: 1 PID: 2946 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 119.815632] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.822164] Backtrace: [ 119.824635] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.832212] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.837882] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.845203] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.852173] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 [ 119.859926] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.867415] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c5ce0000 [ 119.873088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 119.882140] r9:c1acbb10 r8:c15e7d40 r7:c5ce1f60 r6:00000012 r5:00000000 r4:c5ce0000 [ 119.889899] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 119.899570] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 119.909321] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.918112] r5:c5e65000 r4:00000033 [ 119.921699] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.929715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.937640] r9:c5ce1f60 r8:c519fc00 r7:00000012 r6:b6de1000 r5:c69f9540 r4:c0c2d400 [ 119.945397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.953236] r9:c07f4bec r8:c5ce1f60 r7:c2816000 r6:b6de1000 r5:c69f9540 r4:00000000 [ 119.960989] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.968132] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5ce0000 r5:c69f9540 [ 119.975965] r4:c69f9540 [ 119.978508] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.985651] r9:c5ce0000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000012 r4:00000012 [ 119.993405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.000978] Exception stack(0xc5ce1fa8 to 0xc5ce1ff0) [ 120.006038] 1fa0: 00000012 00000012 00000001 b6de1000 00000012 00000000 [ 120.014224] 1fc0: 00000012 00000012 b6f28e00 00000004 00000001 00000000 00020000 bef48a54 [ 120.022407] 1fe0: 00000004 bef48788 b6e9694f b6e1cc66 [ 120.027529] irq event stamp: 0 [ 120.030601] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.036215] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.043747] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.051243] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.056889] ---[ end trace 2eaa1d1e4d130ce8 ]--- [ 120.061523] lkdtm: Zero detected: saturated # [ 119.734544] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 119.740230] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 119.746689] lkdtm: Good: zero detected # [ 119.750455] lkdtm: Correctly stayed at zero # [ 119.754798] lkdtm: attempting bad refcount_inc() from zero # [ 119.760323] ------------[ cut here ]------------ # [ 119.764999] WARNING: CPU: 1 PID: 2946 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 119.773568] refcount_t: addition on 0; use-after-free. # [ 119.778718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.807881] CPU: 1 PID: 2946 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 119.815632] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.822164] Backtrace: # [ 119.824635] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.832212] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.837882] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.845203] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.852173] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 # [ 119.859926] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.867415] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c5ce0000 # [ 119.873088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 119.882140] r9:c1acbb10 r8:c15e7d40 r7:c5ce1f60 r6:00000012 r5:00000000 r4:c5ce0000 # [ 119.889899] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 119.899570] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 119.909321] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.918112] r5:c5e65000 r4:00000033 # [ 119.921699] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.929715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.937640] r9:c5ce1f60 r8:c519fc00 r7:00000012 r6:b6de1000 r5:c69f9540 r4:c0c2d400 # [ 119.945397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.953236] r9:c07f4bec r8:c5ce1f60 r7:c2816000 r6:b6de1000 r5:c69f9540 r4:00000000 # [ 119.960989] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.968132] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5ce0000 r5:c69f9540 # [ 119.975965] r4:c69f9540 # [ 119.978508] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.985651] r9:c5ce0000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000012 r4:00000012 # [ 119.993405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.000978] Exception stack(0xc5ce1fa8 to 0xc5ce1ff0) # [ 120.006038] 1fa0: 00000012 00000012 00000001 b6de1000 00000012 00000000 # [ 120.014224] 1fc0: 00000012 00000012 b6f28e00 00000004 00000001 00000000 00020000 bef48a54 # [ 120.022407] 1fe0: 00000004 bef48788 b6e9694f b6e1cc66 # [ 120.027529] irq event stamp: 0 # [ 120.030601] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.036215] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.043747] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.051243] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.056889] ---[ end trace 2eaa1d1e4d130ce8 ]--- # [ 120.061523] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm[ 120.523537] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO : REFCOUNT_ADD[_ Z E1R2O0..s5h29654] lkdtm: attempting safe refcount_add_not_zero() from zero [ 120.538134] lkdtm: Good: zero detected [ 120.541995] lkdtm: Correctly stayed at zero [ 120.546273] lkdtm: attempting bad refcount_add() from zero [ 120.551808] ------------[ cut here ]------------ [ 120.556637] WARNING: CPU: 1 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 120.565225] refcount_t: addition on 0; use-after-free. [ 120.570375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.599541] CPU: 1 PID: 2980 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 120.607290] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.613822] Backtrace: [ 120.616296] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.623876] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 120.629545] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.636866] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.643837] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 [ 120.651592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.659081] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c69e2000 [ 120.664754] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 120.673806] r9:c1acbb24 r8:c15e7d40 r7:c69e3f60 r6:00000012 r5:00000000 r4:c69e2000 [ 120.681567] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 120.691239] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 120.700992] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.709781] r5:c5e68000 r4:00000034 [ 120.713371] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.721390] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.729314] r9:c69e3f60 r8:c519fc00 r7:00000012 r6:b6e7f000 r5:c5babe00 r4:c0c2d400 [ 120.737070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.744908] r9:c07f4bec r8:c69e3f60 r7:c2816000 r6:b6e7f000 r5:c5babe00 r4:00000000 [ 120.752660] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.759803] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c69e2000 r5:c5babe00 [ 120.767639] r4:c5babe00 [ 120.770183] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.777327] r9:c69e2000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 [ 120.785080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.792654] Exception stack(0xc69e3fa8 to 0xc69e3ff0) [ 120.797714] 3fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 [ 120.805899] 3fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 bec61a54 [ 120.814083] 3fe0: 00000004 bec61788 b6f3494f b6ebac66 [ 120.819215] irq event stamp: 0 [ 120.822309] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.827898] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.835457] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.843007] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.848601] ---[ end trace 2eaa1d1e4d130ce9 ]--- [ 120.853269] lkdtm: Zero detected: saturated # [ 120.523537] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 120.529654] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 120.538134] lkdtm: Good: zero detected # [ 120.541995] lkdtm: Correctly stayed at zero # [ 120.546273] lkdtm: attempting bad refcount_add() from zero # [ 120.551808] ------------[ cut here ]------------ # [ 120.556637] WARNING: CPU: 1 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 120.565225] refcount_t: addition on 0; use-after-free. # [ 120.570375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.599541] CPU: 1 PID: 2980 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 120.607290] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.613822] Backtrace: # [ 120.616296] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.623876] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 120.629545] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.636866] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.643837] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 # [ 120.651592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.659081] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c69e2000 # [ 120.664754] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 120.673806] r9:c1acbb24 r8:c15e7d40 r7:c69e3f60 r6:00000012 r5:00000000 r4:c69e2000 # [ 120.681567] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 120.691239] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 120.700992] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.709781] r5:c5e68000 r4:00000034 # [ 120.713371] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.721390] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.729314] r9:c69e3f60 r8:c519fc00 r7:00000012 r6:b6e7f000 r5:c5babe00 r4:c0c2d400 # [ 120.737070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.744908] r9:c07f4bec r8:c69e3f60 r7:c2816000 r6:b6e7f000 r5:c5babe00 r4:00000000 # [ 120.752660] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.759803] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c69e2000 r5:c5babe00 # [ 120.767639] r4:c5babe00 # [ 120.770183] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.777327] r9:c69e2000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 # [ 120.785080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.792654] Exception stack(0xc69e3fa8 to 0xc69e3ff0) # [ 120.797714] 3fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 # [ 120.805899] 3fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 bec61a54 # [ 120.814083] 3fe0: 00000004 bec61788 b6f3494f b6ebac66 # [ 120.819215] irq event stamp: 0 # [ 120.822309] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.827898] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.835457] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.843007] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.848601] ---[ end trace 2eaa1d1e4d130ce9 ]--- # [ 120.853269] 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 [ 121.333452] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 121.339566] lkdtm: attempting bad refcount_inc() from saturated [ 121.345640] ------------[ cut here ]------------ [ 121.350323] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 121.358836] refcount_t: saturated; leaking memory. [ 121.363685] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.392944] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 121.400698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.407233] Backtrace: [ 121.409713] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.417296] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 121.422969] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.430294] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.437268] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 121.445025] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.452517] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6f26000 [ 121.458198] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.467167] r9:c1acbb38 r8:c15e7d40 r7:c6f27f60 r6:00000017 r5:c5e65000 r4:c6f26000 [ 121.474932] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.484608] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 121.494801] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.504027] r4:00000035 [ 121.506575] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.514597] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.522526] r9:c6f27f60 r8:c519fc00 r7:00000017 r6:b6e44000 r5:c69f9040 r4:c0c2d400 [ 121.530287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.538129] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e44000 r5:c69f9040 r4:00000000 [ 121.545885] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.553032] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6f26000 r5:c69f9040 [ 121.560868] r4:c69f9040 [ 121.563416] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.570562] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000017 r4:00000017 [ 121.578321] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.585899] Exception stack(0xc6f27fa8 to 0xc6f27ff0) [ 121.590964] 7fa0: 00000017 00000017 00000001 b6e44000 00000017 00000000 [ 121.599154] 7fc0: 00000017 00000017 b6f8be00 00000004 00000001 00000000 00020000 bef79a54 [ 121.607339] 7fe0: 00000004 bef79788 b6ef994f b6e7fc66 [ 121.612471] irq event stamp: 0 [ 121.615550] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.621144] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.628706] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.636275] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.641872] ---[ end trace 2eaa1d1e4d130cea ]--- [ 121.646556] lkdtm: Saturation detected: still saturated # [ 121.333452] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 121.339566] lkdtm: attempting bad refcount_inc() from saturated # [ 121.345640] ------------[ cut here ]------------ # [ 121.350323] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 121.358836] refcount_t: saturated; leaking memory. # [ 121.363685] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.392944] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 121.400698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.407233] Backtrace: # [ 121.409713] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.417296] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 121.422969] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.430294] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.437268] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 121.445025] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.452517] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6f26000 # [ 121.458198] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.467167] r9:c1acbb38 r8:c15e7d40 r7:c6f27f60 r6:00000017 r5:c5e65000 r4:c6f26000 # [ 121.474932] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.484608] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 121.494801] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.504027] r4:00000035 # [ 121.506575] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.514597] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.522526] r9:c6f27f60 r8:c519fc00 r7:00000017 r6:b6e44000 r5:c69f9040 r4:c0c2d400 # [ 121.530287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.538129] r9:c07f4bec r8:c6f27f60 r7:c2816000 r6:b6e44000 r5:c69f9040 r4:00000000 # [ 121.545885] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.553032] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6f26000 r5:c69f9040 # [ 121.560868] r4:c69f9040 # [ 121.563416] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.570562] r9:c6f26000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000017 r4:00000017 # [ 121.578321] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.585899] Exception stack(0xc6f27fa8 to 0xc6f27ff0) # [ 121.590964] 7fa0: 00000017 00000017 00000001 b6e44000 00000017 00000000 # [ 121.599154] 7fc0: 00000017 00000017 b6f8be00 00000004 00000001 00000000 00020000 bef79a54 # [ 121.607339] 7fe0: 00000004 bef79788 b6ef994f b6e7fc66 # [ 121.612471] irq event stamp: 0 # [ 121.615550] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.621144] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.628706] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.636275] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.641872] ---[ end trace 2eaa1d1e4d130cea ]--- # [ 121.646556] 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 [ 122.113593] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 122.119706] lkdtm: attempting bad refcount_dec() from saturated [ 122.125789] ------------[ cut here ]------------ [ 122.130471] WARNING: CPU: 0 PID: 3052 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.138971] refcount_t: decrement hit 0; leaking memory. [ 122.144438] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.173901] CPU: 0 PID: 3052 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 122.181651] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.188183] Backtrace: [ 122.190658] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.198237] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 122.203906] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.211228] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.218197] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 122.225952] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.233442] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c582a000 [ 122.239115] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.248082] r9:c1acbb50 r8:c15e7d40 r7:c582bf60 r6:00000017 r5:c5cf2000 r4:c582a000 [ 122.255843] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.265511] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 122.275701] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.284923] r4:00000036 [ 122.287468] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.295485] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.303409] r9:c582bf60 r8:c519fc00 r7:00000017 r6:b6e72000 r5:c6996b40 r4:c0c2d400 [ 122.311165] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.319002] r9:c07f4bec r8:c582bf60 r7:c2816000 r6:b6e72000 r5:c6996b40 r4:00000000 [ 122.326754] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.333899] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c582a000 r5:c6996b40 [ 122.341732] r4:c6996b40 [ 122.344276] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.351420] r9:c582a000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:00000017 r4:00000017 [ 122.359174] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.366750] Exception stack(0xc582bfa8 to 0xc582bff0) [ 122.371810] bfa0: 00000017 00000017 00000001 b6e72000 00000017 00000000 [ 122.379995] bfc0: 00000017 00000017 b6fb9e00 00000004 00000001 00000000 00020000 bead0a54 [ 122.388179] bfe0: 00000004 bead0788 b6f2794f b6eadc66 [ 122.393293] irq event stamp: 0 [ 122.396367] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.401982] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.410159] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.417741] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.423352] ---[ end trace 2eaa1d1e4d130ceb ]--- [ 122.427983] lkdtm: Saturation detected: still saturated # [ 122.113593] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 122.119706] lkdtm: attempting bad refcount_dec() from saturated # [ 122.125789] ------------[ cut here ]------------ # [ 122.130471] WARNING: CPU: 0 PID: 3052 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.138971] refcount_t: decrement hit 0; leaking memory. # [ 122.144438] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.173901] CPU: 0 PID: 3052 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 122.181651] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.188183] Backtrace: # [ 122.190658] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.198237] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 122.203906] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.211228] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.218197] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 122.225952] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.233442] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c582a000 # [ 122.239115] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.248082] r9:c1acbb50 r8:c15e7d40 r7:c582bf60 r6:00000017 r5:c5cf2000 r4:c582a000 # [ 122.255843] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.265511] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 122.275701] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.284923] r4:00000036 # [ 122.287468] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.295485] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.303409] r9:c582bf60 r8:c519fc00 r7:00000017 r6:b6e72000 r5:c6996b40 r4:c0c2d400 # [ 122.311165] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.319002] r9:c07f4bec r8:c582bf60 r7:c2816000 r6:b6e72000 r5:c6996b40 r4:00000000 # [ 122.326754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.333899] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c582a000 r5:c6996b40 # [ 122.341732] r4:c6996b40 # [ 122.344276] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.351420] r9:c582a000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:00000017 r4:00000017 # [ 122.359174] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.366750] Exception stack(0xc582bfa8 to 0xc582bff0) # [ 122.371810] bfa0: 00000017 00000017 00000001 b6e72000 00000017 00000000 # [ 122.379995] bfc0: 00000017 00000017 b6fb9e00 00000004 00000001 00000000 00020000 bead0a54 # [ 122.388179] bfe0: 00000004 bead0788 b6f2794f b6eadc66 # [ 122.393293] irq event stamp: 0 # [ 122.396367] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.401982] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.410159] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.417741] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.423352] ---[ end trace 2eaa1d1e4d130ceb ]--- # [ 122.427983] 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 [ 122.911893] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 122.918097] lkdtm: attempting bad refcount_dec() from saturated [ 122.924168] ------------[ cut here ]------------ [ 122.928841] WARNING: CPU: 3 PID: 3087 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 122.937320] refcount_t: saturated; leaking memory. [ 122.942158] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.971331] CPU: 3 PID: 3087 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 122.979080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.985613] Backtrace: [ 122.988084] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.995660] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 123.001328] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.008649] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.015618] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 123.023373] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.030862] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c5b78000 [ 123.036536] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 123.045504] r9:c1acbb68 r8:c15e7d40 r7:c5b79f60 r6:00000017 r5:c471c000 r4:c5b78000 [ 123.053267] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 123.062939] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 123.073125] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.082348] r4:00000037 [ 123.084893] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.092910] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.100835] r9:c5b79f60 r8:c519fc00 r7:00000017 r6:b6e6a000 r5:c6accdc0 r4:c0c2d400 [ 123.108591] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.116429] r9:c07f4bec r8:c5b79f60 r7:c2816000 r6:b6e6a000 r5:c6accdc0 r4:00000000 [ 123.124180] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.131323] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5b78000 r5:c6accdc0 [ 123.139156] r4:c6accdc0 [ 123.141699] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.148843] r9:c5b78000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000017 r4:00000017 [ 123.156598] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.164172] Exception stack(0xc5b79fa8 to 0xc5b79ff0) [ 123.169232] 9fa0: 00000017 00000017 00000001 b6e6a000 00000017 00000000 [ 123.177417] 9fc0: 00000017 00000017 b6fb1e00 00000004 00000001 00000000 00020000 bed15a54 [ 123.185599] 9fe0: 00000004 bed15788 b6f1f94f b6ea5c66 [ 123.190720] irq event stamp: 0 [ 123.193819] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.199409] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.206964] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.214524] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.220135] ---[ end trace 2eaa1d1e4d130cec ]--- [ 123.224833] lkdtm: Saturation detected: still saturated # [ 122.911893] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 122.918097] lkdtm: attempting bad refcount_dec() from saturated # [ 122.924168] ------------[ cut here ]------------ # [ 122.928841] WARNING: CPU: 3 PID: 3087 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 122.937320] refcount_t: saturated; leaking memory. # [ 122.942158] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.971331] CPU: 3 PID: 3087 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 122.979080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.985613] Backtrace: # [ 122.988084] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.995660] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 123.001328] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.008649] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.015618] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 123.023373] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.030862] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c5b78000 # [ 123.036536] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 123.045504] r9:c1acbb68 r8:c15e7d40 r7:c5b79f60 r6:00000017 r5:c471c000 r4:c5b78000 # [ 123.053267] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 123.062939] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 123.073125] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.082348] r4:00000037 # [ 123.084893] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.092910] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.100835] r9:c5b79f60 r8:c519fc00 r7:00000017 r6:b6e6a000 r5:c6accdc0 r4:c0c2d400 # [ 123.108591] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.116429] r9:c07f4bec r8:c5b79f60 r7:c2816000 r6:b6e6a000 r5:c6accdc0 r4:00000000 # [ 123.124180] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.131323] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c5b78000 r5:c6accdc0 # [ 123.139156] r4:c6accdc0 # [ 123.141699] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.148843] r9:c5b78000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000017 r4:00000017 # [ 123.156598] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.164172] Exception stack(0xc5b79fa8 to 0xc5b79ff0) # [ 123.169232] 9fa0: 00000017 00000017 00000001 b6e6a000 00000017 00000000 # [ 123.177417] 9fc0: 00000017 00000017 b6fb1e00 00000004 00000001 00000000 00020000 bed15a54 # [ 123.185599] 9fe0: 00000004 bed15788 b6f1f94f b6ea5c66 # [ 123.190720] irq event stamp: 0 # [ 123.193819] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.199409] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.206964] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.214524] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.220135] ---[ end trace 2eaa1d1e4d130cec ]--- # [ 123.224833] 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 [ 123.694612] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 123.701513] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 123.708304] ------------[ cut here ]------------ [ 123.713036] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 123.721518] refcount_t: saturated; leaking memory. [ 123.726397] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.755548] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 123.763298] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.769829] Backtrace: [ 123.772301] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.779881] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 123.785552] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.792874] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.799845] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 123.807601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.815090] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c36000 [ 123.820764] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 123.829730] r9:c1acbb80 r8:c15e7d40 r7:c6c37f60 r6:00000020 r5:c471c000 r4:c0000000 [ 123.837492] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 123.847941] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 123.859682] r5:c471c000 r4:c6c36000 [ 123.863274] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.873279] r4:00000038 [ 123.875825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.883842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.891767] r9:c6c37f60 r8:c519fc00 r7:00000020 r6:b6e79000 r5:c69977c0 r4:c0c2d400 [ 123.899524] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.907362] r9:c07f4bec r8:c6c37f60 r7:c2816000 r6:b6e79000 r5:c69977c0 r4:00000000 [ 123.915115] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.922259] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c6c36000 r5:c69977c0 [ 123.930092] r4:c69977c0 [ 123.932634] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.939778] r9:c6c36000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000020 r4:00000020 [ 123.947532] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.955106] Exception stack(0xc6c37fa8 to 0xc6c37ff0) [ 123.960166] 7fa0: 00000020 00000020 00000001 b6e79000 00000020 00000000 [ 123.968353] 7fc0: 00000020 00000020 b6fc0e00 00000004 00000001 00000000 00020000 bebd0a54 [ 123.976538] 7fe0: 00000004 bebd0788 b6f2e94f b6eb4c66 [ 123.981665] irq event stamp: 0 [ 123.984774] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.990363] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.997916] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.005482] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.011077] ---[ end trace 2eaa1d1e4d130ced ]--- [ 124.015760] 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 # [ 123.694612] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 123.701513] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 123.708304] ------------[ cut here ]------------ # [ 123.713036] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 123.721518] refcount_t: saturated; leaking memory. # [ 123.726397] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.755548] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 123.763298] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.769829] Backtrace: # [ 123.772301] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.779881] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 123.785552] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.792874] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.799845] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 123.807601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.815090] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c36000 # [ 123.820764] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 123.829730] r9:c1acbb80 r8:c15e7d40 r7:c6c37f60 r6:00000020 r5:c471c000 r4:c0000000 # [ 123.837492] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 123.847941] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 123.859682] r5:c471c000 r4:c6c36000 # [ 123.863274] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.873279] r4:00000038 # [ 123.875825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.883842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.891767] r9:c6c37f60 r8:c519fc00 r7:00000020 r6:b6e79000 r5:c69977c0 r4:c0c2d400 # [ 123.899524] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.907362] r9:c07f4bec r8:c6c37f60 r7:c2816000 r6:b6e79000 r5:c69977c0 r4:00000000 # [ 123.915115] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.922259] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c6c36000 r5:c69977c0 # [ 123.930092] r4:c69977c0 # [ 123.932634] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.939778] r9:c6c36000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000020 r4:00000020 # [ 123.947532] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.955106] Exception stack(0xc6c37fa8 to 0xc6c37ff0) # [ 123.960166] 7fa0: 00000020 00000020 00000001 b6e79000 00000020 00000000 # [ 123.968353] 7fc0: 00000020 00000020 b6fc0e00 00000004 00000001 00000000 00020000 bebd0a54 # [ 123.976538] 7fe0: 00000004 bebd0788 b6f2e94f b6eb4c66 # [ 123.981665] irq event stamp: 0 # [ 123.984774] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.990363] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.997916] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.005482] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.011077] ---[ end trace 2eaa1d1e4d130ced ]--- # [ 124.015760] 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 [ 124.495840] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 124.502808] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 124.509525] ------------[ cut here ]------------ [ 124.514268] WARNING: CPU: 3 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 124.522794] refcount_t: saturated; leaking memory. [ 124.527600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.556853] CPU: 3 PID: 3153 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 124.564607] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.571143] Backtrace: [ 124.573622] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.581204] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 124.586878] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.594206] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.601180] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 124.608939] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.616433] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c5fb6000 [ 124.622114] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 124.631084] r9:c1acbba0 r8:c15e7d40 r7:c5fb7f60 r6:00000020 r5:c471c000 r4:c0000000 [ 124.638851] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 124.649308] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 124.661054] r5:c471c000 r4:c5fb6000 [ 124.664654] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.674660] r4:00000039 [ 124.677211] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.685232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.693160] r9:c5fb7f60 r8:c519fc00 r7:00000020 r6:b6e4c000 r5:c6accc80 r4:c0c2d400 [ 124.700920] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.708761] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6e4c000 r5:c6accc80 r4:00000000 [ 124.716517] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.723665] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5fb6000 r5:c6accc80 [ 124.731499] r4:c6accc80 [ 124.734049] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.741196] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000020 r4:00000020 [ 124.748956] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.756533] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) [ 124.761597] 7fa0: 00000020 00000020 00000001 b6e4c000 00000020 00000000 [ 124.769786] 7fc0: 00000020 00000020 b6f93e00 00000004 00000001 00000000 00020000 bec8fa54 [ 124.777974] 7fe0: 00000004 bec8f788 b6f0194f b6e87c66 [ 124.783108] irq event stamp: 0 [ 124.786188] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.791782] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.799327] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.806899] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.812549] ---[ end trace 2eaa1d1e4d130cee ]--- [ 124.817193] lkdtm: Saturation detected: still saturated # [ 124.495840] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 124.502808] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 124.509525] ------------[ cut here ]------------ # [ 124.514268] WARNING: CPU: 3 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 124.522794] refcount_t: saturated; leaking memory. # [ 124.527600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.556853] CPU: 3 PID: 3153 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 124.564607] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.571143] Backtrace: # [ 124.573622] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.581204] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 124.586878] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.594206] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.601180] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 124.608939] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.616433] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c5fb6000 # [ 124.622114] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 124.631084] r9:c1acbba0 r8:c15e7d40 r7:c5fb7f60 r6:00000020 r5:c471c000 r4:c0000000 # [ 124.638851] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 124.649308] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 124.661054] r5:c471c000 r4:c5fb6000 # [ 124.664654] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.674660] r4:00000039 # [ 124.677211] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.685232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.693160] r9:c5fb7f60 r8:c519fc00 r7:00000020 r6:b6e4c000 r5:c6accc80 r4:c0c2d400 # [ 124.700920] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.708761] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6e4c000 r5:c6accc80 r4:00000000 # [ 124.716517] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.723665] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5fb6000 r5:c6accc80 # [ 124.731499] r4:c6accc80 # [ 124.734049] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.741196] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000020 r4:00000020 # [ 124.748956] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.756533] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) # [ 124.761597] 7fa0: 00000020 00000020 00000001 b6e4c000 00000020 00000000 # [ 124.769786] 7fc0: 00000020 00000020 b6f93e00 00000004 00000001 00000000 00020000 bec8fa54 # [ 124.777974] 7fe0: 00000004 bec8f788 b6f0194f b6e87c66 # [ 124.783108] irq event stamp: 0 # [ 124.786188] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.791782] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.799327] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.806899] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.812549] ---[ end trace 2eaa1d1e4d130cee ]--- # [ 124.817193] 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 [ 125.297227] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 125.304269] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 125.311014] ------------[ cut here ]------------ [ 125.315728] WARNING: CPU: 1 PID: 3190 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.324369] refcount_t: underflow; use-after-free. [ 125.329239] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.358796] CPU: 1 PID: 3190 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 125.366547] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.373080] Backtrace: [ 125.375555] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.383134] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 125.388803] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.396125] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.403096] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 125.410851] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.418340] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5ee6000 [ 125.424016] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.433071] r9:c1acbbc0 r8:c15e7d40 r7:c5ee7f60 r6:00000020 r5:c5e65000 r4:c5ee6000 [ 125.440833] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.451288] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 125.463038] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.473043] r4:0000003a [ 125.475588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.483606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.491531] r9:c5ee7f60 r8:c519fc00 r7:00000020 r6:b6e2b000 r5:c6a34000 r4:c0c2d400 [ 125.499288] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.507125] r9:c07f4bec r8:c5ee7f60 r7:c2816000 r6:b6e2b000 r5:c6a34000 r4:00000000 [ 125.514876] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.522021] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ee6000 r5:c6a34000 [ 125.529855] r4:c6a34000 [ 125.532397] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.539542] r9:c5ee6000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000020 r4:00000020 [ 125.547296] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.554871] Exception stack(0xc5ee7fa8 to 0xc5ee7ff0) [ 125.559934] 7fa0: 00000020 00000020 00000001 b6e2b000 00000020 00000000 [ 125.568120] 7fc0: 00000020 00000020 b6f72e00 00000004 00000001 00000000 00020000 bebf6a54 [ 125.576304] 7fe0: 00000004 bebf6788 b6ee094f b6e66c66 [ 125.581422] irq event stamp: 0 [ 125.584520] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.590110] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.597643] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.605171] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.610757] ---[ end trace 2eaa1d1e4d130cef ]--- [ 125.615430] lkdtm: Saturation detected: still saturated # [ 125.297227] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 125.304269] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 125.311014] ------------[ cut here ]------------ # [ 125.315728] WARNING: CPU: 1 PID: 3190 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.324369] refcount_t: underflow; use-after-free. # [ 125.329239] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.358796] CPU: 1 PID: 3190 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 125.366547] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.373080] Backtrace: # [ 125.375555] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.383134] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 125.388803] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.396125] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.403096] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 125.410851] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.418340] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5ee6000 # [ 125.424016] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.433071] r9:c1acbbc0 r8:c15e7d40 r7:c5ee7f60 r6:00000020 r5:c5e65000 r4:c5ee6000 # [ 125.440833] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.451288] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 125.463038] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.473043] r4:0000003a # [ 125.475588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.483606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.491531] r9:c5ee7f60 r8:c519fc00 r7:00000020 r6:b6e2b000 r5:c6a34000 r4:c0c2d400 # [ 125.499288] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.507125] r9:c07f4bec r8:c5ee7f60 r7:c2816000 r6:b6e2b000 r5:c6a34000 r4:00000000 # [ 125.514876] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.522021] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ee6000 r5:c6a34000 # [ 125.529855] r4:c6a34000 # [ 125.532397] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.539542] r9:c5ee6000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000020 r4:00000020 # [ 125.547296] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.554871] Exception stack(0xc5ee7fa8 to 0xc5ee7ff0) # [ 125.559934] 7fa0: 00000020 00000020 00000001 b6e2b000 00000020 00000000 # [ 125.568120] 7fc0: 00000020 00000020 b6f72e00 00000004 00000001 00000000 00020000 bebf6a54 # [ 125.576304] 7fe0: 00000004 bebf6788 b6ee094f b6e66c66 # [ 125.581422] irq event stamp: 0 # [ 125.584520] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.590110] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.597643] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.605171] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.610757] ---[ end trace 2eaa1d1e4d130cef ]--- # [ 125.615430] 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 [ 126.084008] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 126.090910] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 126.097701] ------------[ cut here ]------------ [ 126.102513] WARNING: CPU: 0 PID: 3225 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 126.111075] refcount_t: underflow; use-after-free. [ 126.115908] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 126.145068] CPU: 0 PID: 3225 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 126.152818] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.159351] Backtrace: [ 126.161823] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.169403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 126.175072] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.182394] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.189365] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 126.197121] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.204611] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5ece000 [ 126.210284] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 126.219337] r9:c1acbbe0 r8:c15e7d40 r7:c5ecff60 r6:00000020 r5:c6c43000 r4:c5ece000 [ 126.227099] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 126.237553] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 126.249306] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.259309] r4:0000003b [ 126.261856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.269873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.277797] r9:c5ecff60 r8:c519fc00 r7:00000020 r6:b6e63000 r5:c5e59400 r4:c0c2d400 [ 126.285554] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.293391] r9:c07f4bec r8:c5ecff60 r7:c2816000 r6:b6e63000 r5:c5e59400 r4:00000000 [ 126.301144] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.308288] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c5ece000 r5:c5e59400 [ 126.316120] r4:c5e59400 [ 126.318664] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.325806] r9:c5ece000 r8:c03002e4 r7:00000004 r6:b6faae00 r5:00000020 r4:00000020 [ 126.333562] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.341136] Exception stack(0xc5ecffa8 to 0xc5ecfff0) [ 126.346196] ffa0: 00000020 00000020 00000001 b6e63000 00000020 00000000 [ 126.354382] ffc0: 00000020 00000020 b6faae00 00000004 00000001 00000000 00020000 bef08a54 [ 126.362564] ffe0: 00000004 bef08788 b6f1894f b6e9ec66 [ 126.367679] irq event stamp: 0 [ 126.370753] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.376371] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.383904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.391400] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.398274] ---[ end trace 2eaa1d1e4d130cf0 ]--- [ 126.402967] lkdtm: Saturation detected: still saturated # [ 126.084008] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 126.090910] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 126.097701] ------------[ cut here ]------------ # [ 126.102513] WARNING: CPU: 0 PID: 3225 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 126.111075] refcount_t: underflow; use-after-free. # [ 126.115908] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.145068] CPU: 0 PID: 3225 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 126.152818] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.159351] Backtrace: # [ 126.161823] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.169403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 126.175072] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.182394] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.189365] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 126.197121] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.204611] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5ece000 # [ 126.210284] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 126.219337] r9:c1acbbe0 r8:c15e7d40 r7:c5ecff60 r6:00000020 r5:c6c43000 r4:c5ece000 # [ 126.227099] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 126.237553] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 126.249306] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.259309] r4:0000003b # [ 126.261856] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.269873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.277797] r9:c5ecff60 r8:c519fc00 r7:00000020 r6:b6e63000 r5:c5e59400 r4:c0c2d400 # [ 126.285554] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.293391] r9:c07f4bec r8:c5ecff60 r7:c2816000 r6:b6e63000 r5:c5e59400 r4:00000000 # [ 126.301144] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.308288] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c5ece000 r5:c5e59400 # [ 126.316120] r4:c5e59400 # [ 126.318664] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.325806] r9:c5ece000 r8:c03002e4 r7:00000004 r6:b6faae00 r5:00000020 r4:00000020 # [ 126.333562] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.341136] Exception stack(0xc5ecffa8 to 0xc5ecfff0) # [ 126.346196] ffa0: 00000020 00000020 00000001 b6e63000 00000020 00000000 # [ 126.354382] ffc0: 00000020 00000020 b6faae00 00000004 00000001 00000000 00020000 bef08a54 # [ 126.362564] ffe0: 00000004 bef08788 b6f1894f b6e9ec66 # [ 126.367679] irq event stamp: 0 # [ 126.370753] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.376371] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.383904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.391400] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.398274] ---[ end trace 2eaa1d1e4d130cf0 ]--- # [ 126.402967] 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 [ 127.234134] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 127.240175] lkdtm: attempting good copy_to_user of correct size [ 127.246375] lkdtm: attempting bad copy_to_user of too large size # [ 127.234134] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 127.240175] lkdtm: attempting good copy_to_user of correct size # [ 127.246375] 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 [ 127.697375] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 127.703657] lkdtm: attempting good copy_from_user of correct size [ 127.709791] lkdtm: attempting bad copy_from_user of too large size # [ 127.697375] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 127.703657] lkdtm: attempting good copy_from_user of correct size # [ 127.709791] 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 [ 128.163573] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 128.170066] lkdtm: attempting good copy_to_user inside whitelist [ 128.176208] lkdtm: attempting bad copy_to_user outside whitelist # [ 128.163573] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 128.170066] lkdtm: attempting good copy_to_user inside whitelist # [ 128.176208] 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 [ 128.622523] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 128.629181] lkdtm: attempting good copy_from_user inside whitelist [ 128.635490] lkdtm: attempting bad copy_from_user outside whitelist # [ 128.622523] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 128.629181] lkdtm: attempting good copy_from_user inside whitelist # [ 128.635490] 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 [ 129.087935] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 129.094225] lkdtm: good_stack: c68d1e0c-c68d1e2c [ 129.098855] lkdtm: bad_stack : c68d1d84-c68d1da4 [ 129.103542] lkdtm: attempting good copy_to_user of local stack [ 129.109418] lkdtm: attempting bad copy_to_user of distant stack # [ 129.087935] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 129.094225] lkdtm: good_stack: c68d1e0c-c68d1e2c # [ 129.098855] lkdtm: bad_stack : c68d1d84-c68d1da4 # [ 129.103542] lkdtm: attempting good copy_to_user of local stack # [ 129.109418] 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 [ 129.569996] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 129.576500] lkdtm: good_stack: c5fb7e0c-c5fb7e2c [ 129.581140] lkdtm: bad_stack : c5fb7d84-c5fb7da4 [ 129.585974] lkdtm: attempting good copy_from_user of local stack [ 129.592082] lkdtm: attempting bad copy_from_user of distant stack # [ 129.569996] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 129.576500] lkdtm: good_stack: c5fb7e0c-c5fb7e2c # [ 129.581140] lkdtm: bad_stack : c5fb7d84-c5fb7da4 # [ 129.585974] lkdtm: attempting good copy_from_user of local stack # [ 129.592082] 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 [ 130.050507] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 130.056624] lkdtm: good_stack: c6b8be0c-c6b8be2c [ 130.061259] lkdtm: bad_stack : c6b8bffc-c6b8c01c [ 130.066033] lkdtm: attempting good copy_to_user of local stack [ 130.072041] lkdtm: attempting bad copy_to_user of distant stack # [ 130.050507] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 130.056624] lkdtm: good_stack: c6b8be0c-c6b8be2c # [ 130.061259] lkdtm: bad_stack : c6b8bffc-c6b8c01c # [ 130.066033] lkdtm: attempting good copy_to_user of local stack # [ 130.072041] 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 [ 130.515098] lkdtm: Performing direct entry USERCOPY_KERNEL [ 130.520615] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 130.527785] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 130.535409] lkdtm: FAIL: survived bad copy_to_user() # [ 130.515098] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 130.520615] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 130.527785] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 130.535409] 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 [ 131.007833] lkdtm: Performing direct entry STACKLEAK_ERASING [ 131.013571] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 131.020584] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 131.027575] lkdtm: FAIL: the thread stack is NOT properly erased [ 131.033672] CPU: 3 PID: 3590 Comm: cat Tainted: G D W 5.10.128-cip10 #1 [ 131.041422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.047953] Backtrace: [ 131.050427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.058005] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 131.063677] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.071004] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 131.079538] r9:c1acbce8 r8:c15e7d40 r7:c5fb7f60 r6:c5fb7e34 r5:c5fb6000 r4:0000078d [ 131.087299] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.096093] r8:c15e7d40 r7:c5fb7f60 r6:00000012 r5:c6ca0000 r4:00000046 [ 131.102806] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.110824] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.118750] r9:c5fb7f60 r8:c519fc00 r7:00000012 r6:b6dc5000 r5:c5b29b80 r4:c0c2d400 [ 131.126507] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.134345] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6dc5000 r5:c5b29b80 r4:00000000 [ 131.142100] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.149243] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5fb6000 r5:c5b29b80 [ 131.157076] r4:c5b29b80 [ 131.159619] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.166763] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000012 r4:00000012 [ 131.174517] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.182092] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) [ 131.187152] 7fa0: 00000012 00000012 00000001 b6dc5000 00000012 00000000 [ 131.195338] 7fc0: 00000012 00000012 b6f0ce00 00000004 00000001 00000000 00020000 beeb6a54 [ 131.203521] 7fe0: 00000004 beeb6788 b6e7a94f b6e00c66 # [ 131.007833] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 131.013571] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 131.020584] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 131.027575] lkdtm: FAIL: the thread stack is NOT properly erased # [ 131.033672] CPU: 3 PID: 3590 Comm: cat Tainted: G D W 5.10.128-cip10 #1 # [ 131.041422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.047953] Backtrace: # [ 131.050427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.058005] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 131.063677] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.071004] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 131.079538] r9:c1acbce8 r8:c15e7d40 r7:c5fb7f60 r6:c5fb7e34 r5:c5fb6000 r4:0000078d # [ 131.087299] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.096093] r8:c15e7d40 r7:c5fb7f60 r6:00000012 r5:c6ca0000 r4:00000046 # [ 131.102806] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.110824] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.118750] r9:c5fb7f60 r8:c519fc00 r7:00000012 r6:b6dc5000 r5:c5b29b80 r4:c0c2d400 # [ 131.126507] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.134345] r9:c07f4bec r8:c5fb7f60 r7:c2816000 r6:b6dc5000 r5:c5b29b80 r4:00000000 # [ 131.142100] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.149243] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5fb6000 r5:c5b29b80 # [ 131.157076] r4:c5b29b80 # [ 131.159619] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.166763] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000012 r4:00000012 # [ 131.174517] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.182092] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) # [ 131.187152] 7fa0: 00000012 00000012 00000001 b6dc5000 00000012 00000000 # [ 131.195338] 7fc0: 00000012 00000012 b6f0ce00 00000004 00000001 00000000 00020000 beeb6a54 # [ 131.203521] 7fe0: 00000004 beeb6788 b6e7a94f b6e00c66 # 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 [ 131.644849] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 131.650528] lkdtm: Calling matched prototype ... [ 131.655229] lkdtm: Calling mismatched prototype ... [ 131.660120] lkdtm: Fail: survived mismatched prototype function call! # [ 131.644849] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 131.650528] lkdtm: Calling matched prototype ... # [ 131.655229] lkdtm: Calling mismatched prototype ... # [ 131.660120] 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 / #