[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.33 (2 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6976334/tftp-deploy-w3cnxw0n/kernel/zImage tftp 0x10000000 6976334/tftp-deploy-w3cnxw0n/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6976334/tftp-deploy-w3cnxw0n/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 8.6 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 6976334/tftp-deploy-w3cnxw0n/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6976334/tftp-deploy-w3cnxw0n/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6976334/tftp-deploy-w3cnxw0n/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 11.2 MiB/s done Bytes transferred = 15268915 (e8fc33 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6976334/tftp-deploy-w3cnxw0n/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6976334/tftp-deploy-w3cnxw0n/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '6976334/tftp-deploy-w3cnxw0n/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/6976334/extract-nfsrootfs-h2xlcdmk,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6976334/extract-nfsrootfs-h2xlcdmk,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15268851 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j458637-arm-gcc-10-multi-v7-defconfig-kselftest-nbmbs) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Aug 5 01:47:41 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/6976334/extract-nfsrootfs-h2xlcdmk,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921608K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56033 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004523] Console: colour dummy device 80x30 [ 0.004590] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004620] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004648] ... MAX_LOCK_DEPTH: 48 [ 0.004674] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004701] ... CLASSHASH_SIZE: 4096 [ 0.004729] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004754] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004781] ... CHAINHASH_SIZE: 32768 [ 0.004807] memory used by lock dependency info: 4061 kB [ 0.004833] memory used for stack traces: 2112 kB [ 0.004860] per task-struct memory footprint: 1536 bytes [ 0.004958] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005010] pid_max: default: 32768 minimum: 301 [ 0.005396] LSM: Security Framework initializing [ 0.005510] LSM support for eBPF active [ 0.005658] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005709] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008290] CPU: Testing write buffer coherency: ok [ 0.008414] CPU0: Spectre v2: using BPIALL workaround [ 0.009516] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013473] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015886] rcu: Hierarchical SRCU implementation. [ 0.025416] EFI services will not be available. [ 0.026759] smp: Bringing up secondary CPUs ... [ 0.030173] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030189] CPU1: Spectre v2: using BPIALL workaround [ 0.034304] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034320] CPU2: Spectre v2: using BPIALL workaround [ 0.038059] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038075] CPU3: Spectre v2: using BPIALL workaround [ 0.039157] smp: Brought up 1 node, 4 CPUs [ 0.039202] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039240] CPU: All CPU(s) started in SVC mode. [ 0.041907] devtmpfs: initialized [ 0.101323] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.104042] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.104117] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.108867] pinctrl core: initialized pinctrl subsystem [ 0.115971] DMI not present or invalid. [ 0.118350] NET: Registered protocol family 16 [ 0.130132] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.139863] thermal_sys: Registered thermal governor 'step_wise' [ 0.140417] cpuidle: using governor menu [ 0.140965] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.899541] vdd1p1: supplied by regulator-dummy [ 0.931854] vdd3p0: supplied by regulator-dummy [ 0.963735] vdd2p5: supplied by regulator-dummy [ 0.995686] vddarm: supplied by regulator-dummy [ 1.028549] vddpu: supplied by regulator-dummy [ 1.059586] vddsoc: supplied by regulator-dummy [ 2.413709] No ATAGs? [ 2.414644] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.414730] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.434912] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.464826] Serial: AMBA PL011 UART driver [ 2.531607] Kprobes globally optimized [ 2.628211] mxs-dma 110000.dma-apbh: initialized [ 2.661207] iommu: Default domain type: Translated [ 2.663376] vgaarb: loaded [ 2.668325] SCSI subsystem initialized [ 2.670552] usbcore: registered new interface driver usbfs [ 2.670869] usbcore: registered new interface driver hub [ 2.671109] usbcore: registered new device driver usb [ 2.679022] i2c i2c-0: IMX I2C adapter registered [ 2.686201] i2c i2c-1: IMX I2C adapter registered [ 2.690908] i2c i2c-2: IMX I2C adapter registered [ 2.695561] pps_core: LinuxPPS API ver. 1 registered [ 2.695604] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.695709] PTP clock support registered [ 2.713974] clocksource: Switched to clocksource mxc_timer1 [ 4.423604] NET: Registered protocol family 2 [ 4.424518] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.428037] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.428222] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.428455] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.429896] TCP: Hash tables configured (established 8192 bind 8192) [ 4.430957] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.431307] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.431569] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.432320] NET: Registered protocol family 1 [ 4.435462] RPC: Registered named UNIX socket transport module. [ 4.435555] RPC: Registered udp transport module. [ 4.435599] RPC: Registered tcp transport module. [ 4.435640] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.435695] NET: Registered protocol family 44 [ 4.435767] PCI: CLS 0 bytes, default 64 [ 4.438281] Trying to unpack rootfs image as initramfs... [ 6.337742] Freeing initrd memory: 14912K [ 6.339036] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.340210] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.349730] Initialise system trusted keyrings [ 6.350826] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.404557] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.408367] NFS: Registering the id_resolver key type [ 6.408612] Key type id_resolver registered [ 6.408705] Key type id_legacy registered [ 6.409358] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.409458] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.409653] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.411912] Key type asymmetric registered [ 6.412046] Asymmetric key parser 'x509' registered [ 6.412491] bounce: pool size: 64 pages [ 6.412656] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.412758] io scheduler mq-deadline registered [ 6.412802] io scheduler kyber registered [ 6.413851] test_firmware: interface ready [ 6.657058] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.657317] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.923427] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.944869] SuperH (H)SCI(F) driver initialized [ 6.947936] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.953314] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.885325] printk: console [ttymxc1] enabled [ 7.896637] msm_serial: driver initialized [ 7.901846] STMicroelectronics ASC driver initialized [ 7.913762] STM32 USART driver initialized [ 7.941024] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.963805] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.972336] panel-simple panel-lcd: Specify missing connector_type [ 7.980300] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.037355] brd: module loaded [ 8.101951] loop: module loaded [ 8.108679] lkdtm: No crash points registered, enable through debugfs [ 8.131430] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.139544] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.147668] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.155964] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.164068] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.172352] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.180197] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.191636] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.198773] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.207669] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.222254] scsi host0: ahci-imx [ 8.228056] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.295595] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.309377] pps pps0: new PPS source ptp0 [ 8.355769] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.366718] e1000e: Intel(R) PRO/1000 Network Driver [ 8.371726] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.378013] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.383449] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.412093] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.419756] usbcore: registered new interface driver pegasus [ 8.425735] usbcore: registered new interface driver asix [ 8.431316] usbcore: registered new interface driver ax88179_178a [ 8.437658] usbcore: registered new interface driver cdc_ether [ 8.443824] usbcore: registered new interface driver smsc75xx [ 8.449822] usbcore: registered new interface driver smsc95xx [ 8.455806] usbcore: registered new interface driver net1080 [ 8.461644] usbcore: registered new interface driver cdc_subset [ 8.467834] usbcore: registered new interface driver zaurus [ 8.473789] usbcore: registered new interface driver cdc_ncm [ 8.492766] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.499497] ehci-pci: EHCI PCI platform driver [ 8.504210] ehci-platform: EHCI generic platform driver [ 8.510524] ehci-orion: EHCI orion driver [ 8.515579] SPEAr-ehci: EHCI SPEAr driver [ 8.520540] ehci-st: EHCI STMicroelectronics driver [ 8.526420] ehci-exynos: EHCI Exynos driver [ 8.531527] ehci-atmel: EHCI Atmel driver [ 8.536521] tegra-ehci: Tegra EHCI driver [ 8.541501] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.547902] ohci-pci: OHCI PCI platform driver [ 8.552553] ohci-platform: OHCI generic platform driver [ 8.558888] SPEAr-ohci: OHCI SPEAr driver [ 8.563897] ohci-st: OHCI STMicroelectronics driver [ 8.569712] ohci-atmel: OHCI Atmel driver [ 8.576661] ata1: SATA link down (SStatus 0 SControl 300) [ 8.577446] usbcore: registered new interface driver usb-storage [ 8.582457] ahci-imx 2200000.sata: no device found, disabling link. [ 8.594651] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.622680] i2c /dev entries driver [ 8.712869] sdhci: Secure Digital Host Controller Interface driver [ 8.719166] sdhci: Copyright(c) Pierre Ossman [ 8.733550] Synopsys Designware Multimedia Card Interface Driver [ 8.747458] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.757062] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.757068] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.757253] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.775178] ledtrig-cpu: registered to indicate activity on CPUs [ 8.785269] usbcore: registered new interface driver usbhid [ 8.790884] usbhid: USB HID core driver [ 8.811457] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.819258] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.820861] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.834439] gre: GRE over IPv4 demultiplexor driver [ 8.839360] ip_gre: GRE over IPv4 tunneling driver [ 8.850507] IPv4 over IPsec tunneling driver [ 8.860228] NET: Registered protocol family 10 [ 8.869367] mmc2: new high speed SDHC card at address aaaa [ 8.871815] Segment Routing with IPv6 [ 8.879310] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.885873] ip6_gre: GRE over IPv6 tunneling driver [ 8.894183] NET: Registered protocol family 17 [ 8.900147] 8021q: 802.1Q VLAN Support v1.8 [ 8.902477] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.905494] Key type dns_resolver registered [ 8.911989] GPT:29296874 != 31116287 [ 8.919961] GPT:Alternate GPT header not at the end of the disk. [ 8.926114] GPT:29296874 != 31116287 [ 8.929736] GPT: Use GNU Parted to correct GPT errors. [ 8.935058] mmcblk2: p1 p2 p3 [ 8.935782] ThumbEE CPU extension supported. [ 8.942549] Registering SWP/SWPB emulation handler [ 8.948877] Loading compiled-in X.509 certificates [ 9.139978] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.148418] panel-simple panel-lcd: Specify missing connector_type [ 9.161912] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.199042] imx_usb 2184200.usb: No over current polarity defined [ 9.212493] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.217851] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.254432] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.275837] hub 1-0:1.0: USB hub found [ 9.282186] hub 1-0:1.0: 1 port detected [ 9.299278] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.332317] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.340711] panel-simple panel-lcd: Specify missing connector_type [ 9.354479] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.386336] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.394692] panel-simple panel-lcd: Specify missing connector_type [ 9.408192] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.427420] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.457259] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.465645] panel-simple panel-lcd: Specify missing connector_type [ 9.479151] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.501859] 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) [ 9.517425] IP-Config: Failed to open gretap0 [ 9.521826] IP-Config: Failed to open erspan0 [ 9.553967] Sending DHCP requests . [ 9.674112] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.893639] hub 1-1:1.0: USB hub found [ 9.898150] hub 1-1:1.0: 3 ports detected [ 9.933913] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.942407] panel-simple panel-lcd: Specify missing connector_type [ 9.958680] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.534019] . [ 12.635600] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.645644] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.744017] ., OK [ 17.786575] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.33 [ 17.794863] IP-Config: Complete: [ 17.798186] device=eth0, hwaddr=00:19:b8:08:f1:13, ipaddr=192.168.201.33, mask=255.255.255.0, gw=192.168.201.1 [ 17.808997] host=imx6q-sabrelite-lava-cbg-3, domain=lava-rack, nis-domain=(none) [ 17.817091] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.817138] nameserver0=192.168.201.1 [ 17.888846] Freeing unused kernel memory: 2048K [ 17.894904] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 22.022762] imx-ipuv3 2400000.ipu: IPUv3H probed [ 22.080948] imx-ipuv3 2800000.ipu: IPUv3H probed [ 22.088057] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.096549] panel-simple panel-lcd: Specify missing connector_type [ 22.121295] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.136108] CAN device driver interface [ 22.178629] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.189687] panel-simple panel-lcd: Specify missing connector_type [ 22.209629] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.279556] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 22.289657] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 22.297472] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 22.304121] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 22.312680] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 22.320136] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 22.326373] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 22.335868] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 22.355713] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.355770] caam 2100000.crypto: Entropy delay = 3200 [ 22.364153] panel-simple panel-lcd: Specify missing connector_type [ 22.395746] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.429223] caam 2100000.crypto: Instantiated RNG4 SH0 [ 22.489986] caam 2100000.crypto: Instantiated RNG4 SH1 [ 22.495274] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 22.501929] caam 2100000.crypto: job rings = 2, qi = 0 [ 22.537449] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.546211] panel-simple panel-lcd: Specify missing connector_type [ 22.561364] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.561711] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 22.606601] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.609395] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.615484] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.623724] panel-simple panel-lcd: Specify missing connector_type [ 22.630051] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 22.630655] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 22.631451] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 22.645799] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.654190] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.670520] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 22.677879] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.688610] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 22.690974] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.707067] panel-simple panel-lcd: Specify missing connector_type [ 22.742971] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.808457] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.817555] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.826219] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.834971] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.853108] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.862129] panel-simple panel-lcd: Specify missing connector_type [ 22.885385] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.935373] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.943975] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.952502] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.961175] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.615523] caam algorithms registered in /proc/crypto [ 23.627258] caam 2100000.crypto: registering rng-caam [ 23.643481] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.652457] panel-simple panel-lcd: Specify missing connector_type [ 23.667012] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.706931] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.715551] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.724107] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.732501] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.747402] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.757111] panel-simple panel-lcd: Specify missing connector_type [ 23.773064] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. [ 23.812292] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.815938] random: crng init done [ 23.820901] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.832575] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.841077] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) 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 hardware address 00:19:b8:08:f1:13 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.33 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-3 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 26.158917] systemd[1]: System time before build time, advancing clock. [ 26.399764] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 26.425430] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 26.492314] systemd[1]: Set hostname to . [ 28.130345] systemd[1]: Queued start job for default target Graphical Interface. [ 28.145170] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 28.199511] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 28.249375] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 28.298786] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 28.338178] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 28.388911] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 28.435364] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 28.448081] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 28.495225] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 28.534994] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 28.575936] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 28.614780] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 28.668429] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 28.780960] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.796313] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 28.840941] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 28.891619] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 28.946713] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 28.986931] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 29.028036] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 29.038657] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 29.057865] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 29.108522] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 29.159219] 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... [ 29.215327] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 29.264291] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 29.315363] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 29.342577] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 29.373154] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 29.392900] fuse: init (API version 7.32) [ 29.432766] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 29.478314] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 29.518809] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 29.581816] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 29.642467] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 29.702877] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 29.795797] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.806227] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 29.859924] systemd[1]: modprobe@drm.service: Succeeded. [ 29.870610] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 29.929930] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.939914] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 29.989541] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 30.029428] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 30.086906] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 30.143450] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 30.192940] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 30.202780] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 30.221857] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 30.265874] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 30.328507] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 30.370538] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 30.812223] systemd-journald[280]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.131-cip13 #1 SMP Fri Aug 5 01:47:41 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/6976334/extract-nfsrootfs-h2xlcdmk' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6976334/extract-nfsrootfs-h2xlcdmk' / # 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-6976334/environment . /lava-6976334/environment / # /lava-6976334/bin/lava-test-runner /lava-6976334/0 /lava-6976334/bin/lava-test-runner /lava-6976334/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6976334/0/tests/0_timesync-off ++ cat uuid + UUID=6976334_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-6976334/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6976334_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6976334/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 16s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:15-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/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: 1407532 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 47.81K 168KB/s kselftest.tar.xz 12%[=> ] 169.42K 346KB/s kselftest.tar.xz 25%[====> ] 351.83K 509KB/s kselftest.tar.xz 37%[======> ] 515.38K 538KB/s kselftest.tar.xz 70%[=============> ] 966.95K 834KB/s kselftest.tar.xz 86%[================> ] 1.16M 875KB/s kselftest.tar.xz 100%[===================>] 1.34M 905KB/s in 1.5s 2022-03-20 19:56:17 (905 KB/s) - 'kselftest.tar.xz' saved [1407532/1407532] tar: ./futex/run.sh: time stamp 2022-08-05 02:01:40 is 11858721.944838661 s in the future tar: ./futex/functional/run.sh: time stamp 2022-07-26 01:16:18 is 10991999.931421661 s in the future tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-08-05 02:01:15 is 11858696.921289661 s in the future tar: ./futex/functional/futex_requeue_pi: time stamp 2022-08-05 02:01:13 is 11858694.910331328 s in 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time stamp 2022-08-05 02:01:16 is 11858693.25181466 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-08-05 02:01:16 is 11858693.244729994 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-08-05 02:01:16 is 11858693.237794994 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-08-05 02:01:16 is 11858693.230548327 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-08-05 02:01:16 is 11858693.22358566 s in the future tar: ./lkdtm/EXEC_KMALLOC.sh: time stamp 2022-08-05 02:01:16 is 11858693.216640994 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-08-05 02:01:16 is 11858693.20956966 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-08-05 02:01:16 is 11858693.20232466 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-08-05 02:01:16 is 11858693.195452327 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-08-05 02:01:16 is 11858693.188277994 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-08-05 02:01:16 is 11858693.181152327 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-08-05 02:01:16 is 11858693.173797994 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-08-05 02:01:16 is 11858693.166466327 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-08-05 02:01:16 is 11858693.158894994 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-05 02:01:16 is 11858693.151544327 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-08-05 02:01:16 is 11858693.144207994 s in the future tar: ./lkdtm: time stamp 2022-08-05 02:01:40 is 11858717.140525994 s in the future tar: ./kselftest-list.txt: time stamp 2022-08-05 02:01:44 is 11858721.132173994 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-08-05 02:01:15 is 11858692.120548327 s in the future tar: ./kcmp: time stamp 2022-08-05 02:01:40 is 11858717.11680466 s in the future tar: ./mqueue/mq_open_tests: time stamp 2022-08-05 02:01:16 is 11858693.10465966 s in the future tar: ./mqueue/mq_perf_tests: time stamp 2022-08-05 02:01:16 is 11858693.09592166 s in the future tar: ./mqueue: time stamp 2022-08-05 02:01:41 is 11858718.092229994 s in the future tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-08-05 02:01:26 is 11858703.079673327 s in the future tar: ./pidfd/pidfd_setns_test: time stamp 2022-08-05 02:01:26 is 11858703.067244327 s in the future tar: ./pidfd/pidfd_test: time stamp 2022-08-05 02:01:26 is 11858703.057700327 s in the future tar: ./pidfd/pidfd_wait: time stamp 2022-08-05 02:01:26 is 11858703.04531066 s in the future tar: ./pidfd/pidfd_getfd_test: time stamp 2022-08-05 02:01:26 is 11858703.034127327 s in the future tar: ./pidfd/pidfd_poll_test: time stamp 2022-08-05 02:01:26 is 11858703.025565327 s in the future tar: ./pidfd/pidfd_open_test: time stamp 2022-08-05 02:01:26 is 11858703.016814994 s in the future tar: ./pidfd: time stamp 2022-08-05 02:01:41 is 11858718.013309994 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-08-05 02:01:36 is 11858713.00325366 s in the future tar: ./kselftest/runner.sh: time stamp 2022-08-05 02:01:36 is 11858712.996520994 s in the future tar: ./kselftest/module.sh: time stamp 2022-08-05 02:01:36 is 11858712.989321327 s in the future tar: ./kselftest: time stamp 2022-08-05 02:01:36 is 11858712.986098327 s in the future tar: ./breakpoints/step_after_suspend_test: time stamp 2022-08-05 02:01:09 is 11858685.975310327 s in the future tar: ./breakpoints: time stamp 2022-08-05 02:01:38 is 11858714.971945994 s in the future tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-08-05 02:01:34 is 11858710.961355327 s in the future tar: ./tmpfs: time stamp 2022-08-05 02:01:43 is 11858719.95798566 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-08-05 02:01:09 is 11858685.946498994 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-08-05 02:01:09 is 11858685.936755327 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-08-05 02:01:09 is 11858685.928205994 s in the future tar: ./clone3/clone3: time stamp 2022-08-05 02:01:09 is 11858685.91960666 s in the future tar: ./clone3: time stamp 2022-08-05 02:01:38 is 11858714.91632966 s in the future tar: ./timens/futex: time stamp 2022-08-05 02:01:33 is 11858709.905230327 s in the future tar: ./timens/procfs: time stamp 2022-08-05 02:01:33 is 11858709.897353327 s in the future tar: ./timens/timer: time stamp 2022-08-05 02:01:33 is 11858709.889557994 s in the future tar: ./timens/exec: time stamp 2022-08-05 02:01:33 is 11858709.88175166 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-08-05 02:01:33 is 11858709.873931994 s in the future tar: ./timens/timerfd: time stamp 2022-08-05 02:01:33 is 11858709.86621866 s in the future tar: ./timens/timens: time stamp 2022-08-05 02:01:33 is 11858709.85833266 s in the future tar: ./timens/gettime_perf: time stamp 2022-08-05 02:01:33 is 11858709.850433327 s in the future tar: ./timens: time stamp 2022-08-05 02:01:43 is 11858719.847174994 s in the future tar: ./mincore/mincore_selftest: time stamp 2022-08-05 02:01:16 is 11858692.834850327 s in the future tar: ./mincore: time stamp 2022-08-05 02:01:41 is 11858717.831706994 s in the future tar: ./sync/sync_test: time stamp 2022-08-05 02:01:33 is 11858709.81912766 s in the future tar: ./sync: time stamp 2022-08-05 02:01:43 is 11858719.815823994 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-07-26 01:16:18 is 10991994.805743994 s in the future tar: ./livepatch/functions.sh: time stamp 2022-07-26 01:16:18 is 10991994.798557994 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-07-26 01:16:18 is 10991994.789962327 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-07-26 01:16:18 is 10991994.782870327 s in the future tar: ./livepatch/settings: time stamp 2022-07-26 01:16:18 is 10991994.776389994 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-07-26 01:16:18 is 10991994.76877266 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-07-26 01:16:18 is 10991994.762028327 s in the future tar: ./livepatch: time stamp 2022-08-05 02:01:40 is 11858716.75882466 s in the future tar: ./sysctl/sysctl.sh: time stamp 2022-07-26 01:16:18 is 10991994.747538327 s in the future tar: ./sysctl: time stamp 2022-08-05 02:01:43 is 11858719.743834327 s in the future tar: .: time stamp 2022-08-05 02:01:44 is 11858720.740194327 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 87.573614] 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 [ 88.453568] lkdtm: Performing direct entry BUG [ 88.458694] ------------[ cut here ]------------ [ 88.463336] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 88.468569] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 88.473716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 88.502778] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.131-cip13 #1 [ 88.509053] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.515603] PC is at lkdtm_BUG+0x14/0x18 [ 88.519538] LR is at lkdtm_do_action+0x2c/0x4c [ 88.523992] pc : [] lr : [] psr: a00e0013 [ 88.530265] sp : c6d73e58 ip : c6d73e68 fp : c6d73e64 [ 88.535496] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 [ 88.540730] r7 : c6d73f60 r6 : 00000004 r5 : c5eda000 r4 : 00000001 [ 88.547264] r3 : c0c2d674 r2 : eddb1aed r1 : ef7ab5e0 r0 : c15e7d48 [ 88.553802] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 88.560944] Control: 10c5387d Table: 15e4004a DAC: 00000051 [ 88.566700] Process cat (pid: 798, stack limit = 0xede477d8) [ 88.572367] Stack: (0xc6d73e58 to 0xc6d74000) [ 88.576735] 3e40: c6d73e74 c6d73e68 [ 88.584926] 3e60: c0c2d108 c0c2d680 c6d73e9c c6d73e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b09e00 [ 88.593117] 3e80: b6e2e000 00000004 c309a600 c6d73f60 c6d73ec4 c6d73ea0 c07f4ad0 c0c2d4f4 [ 88.601307] 3ea0: 00000000 c6b09e00 b6e2e000 c2816000 c6d73f60 c07f4a6c c6d73f5c c6d73ec8 [ 88.609499] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6d72000 [ 88.617689] 3ee0: b6e2e000 00020000 00000004 00000004 0001fffc c6d73ee0 00000001 b6e2d000 [ 88.625878] 3f00: c2fdb400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 88.634067] 3f20: 00000000 00000000 c139e998 eddb1aed c205ca20 c6b09e00 c6b09e00 c6d72000 [ 88.642255] 3f40: b6e2e000 00000000 00000000 00000004 c6d73f94 c6d73f60 c059872c c0598098 [ 88.650444] 3f60: 00000000 00000000 c6d73fac eddb1aed 00000004 00000004 b6f75e00 00000004 [ 88.658632] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c05987bc c05986c4 00000000 c6d73fa8 [ 88.666821] 3fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6e2e000 00000004 00000000 [ 88.675011] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 [ 88.683199] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 [ 88.691380] Backtrace: [ 88.693851] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 88.701438] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 88.709460] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 88.717392] r9:c6d73f60 r8:c309a600 r7:00000004 r6:b6e2e000 r5:c6b09e00 r4:c0c2d4e8 [ 88.725153] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 88.732996] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6e2e000 r5:c6b09e00 r4:00000000 [ 88.740751] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 88.747902] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6d72000 r5:c6b09e00 [ 88.755737] r4:c6b09e00 [ 88.758284] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 88.765431] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000004 r4:00000004 [ 88.773188] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 88.780764] Exception stack(0xc6d73fa8 to 0xc6d73ff0) [ 88.785825] 3fa0: 00000004 00000004 00000001 b6e2e000 00000004 00000000 [ 88.794014] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 [ 88.802201] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 [ 88.807266] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 88.813375] ---[ end trace afcb138eba6267c4 ]--- [ 88.818004] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 88.826886] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 798, name: cat [ 88.834548] INFO: lockdep is turned off. [ 88.838476] irq event stamp: 1576 [ 88.841810] hardirqs last enabled at (1575): [] console_unlock+0x4b0/0x6c0 [ 88.849653] hardirqs last disabled at (1576): [] __und_svc+0x60/0x6c [ 88.856886] softirqs last enabled at (1572): [] __do_softirq+0x378/0x5fc [ 88.864554] softirqs last disabled at (1561): [] __irq_exit_rcu+0x178/0x1d0 [ 88.872395] CPU: 2 PID: 798 Comm: cat Tainted: G D 5.10.131-cip13 #1 [ 88.880058] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.886590] Backtrace: [ 88.889069] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 88.896650] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 88.902328] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 88.909658] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 88.917414] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc00c r4:c6d72000 [ 88.925172] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 88.933011] r6:00000000 r5:00000031 r4:c19cc00c [ 88.937647] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 88.945399] r6:00000001 r5:c6d72000 r4:c2cb1b00 [ 88.950036] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 88.957356] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c2cb1b00 [ 88.964075] [] (do_exit) from [] (die+0x374/0x380) [ 88.970609] r7:c1e0fc8c [ 88.973154] [] (die) from [] (do_undefinstr+0x170/0x240) [ 88.980215] r10:00000004 r9:c6d72000 r8:c15e7d40 r7:00000000 r6:c6d73dc8 r5:c0c2d688 [ 88.988051] r4:e7f001f2 [ 88.990597] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 88.998520] Exception stack(0xc6d73dc8 to 0xc6d73e10) [ 89.003584] 3dc0: c15e7d48 ef7ab5e0 eddb1aed c0c2d674 00000001 c5eda000 [ 89.011774] 3de0: 00000004 c6d73f60 c15e7d40 c1acf5ec 00000004 c6d73e64 c6d73e68 c6d73e58 [ 89.019959] 3e00: c0c2d108 c0c2d688 a00e0013 ffffffff [ 89.025021] r7:c6d73dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c [ 89.030699] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.038282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.046301] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.054230] r9:c6d73f60 r8:c309a600 r7:00000004 r6:b6e2e000 r5:c6b09e00 r4:c0c2d4e8 [ 89.061988] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.069829] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6e2e000 r5:c6b09e00 r4:00000000 [ 89.077583] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.084730] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6d72000 r5:c6b09e00 [ 89.092567] r4:c6b09e00 [ 89.095113] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.102259] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000004 r4:00000004 [ 89.110014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.117590] Exception stack(0xc6d73fa8 to 0xc6d73ff0) [ 89.122652] 3fa0: 00000004 00000004 00000001 b6e2e000 00000004 00000000 [ 89.130840] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 [ 89.139026] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 # Segmentation fault # [ 88.453568] lkdtm: Performing direct entry BUG # [ 88.458694] ------------[ cut here ]------------ # [ 88.463336] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 88.468569] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 88.473716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 88.502778] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.131-cip13 #1 # [ 88.509053] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.515603] PC is at lkdtm_BUG+0x14/0x18 # [ 88.519538] LR is at lkdtm_do_action+0x2c/0x4c # [ 88.523992] pc : [] lr : [] psr: a00e0013 # [ 88.530265] sp : c6d73e58 ip : c6d73e68 fp : c6d73e64 # [ 88.535496] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 # [ 88.540730] r7 : c6d73f60 r6 : 00000004 r5 : c5eda000 r4 : 00000001 # [ 88.547264] r3 : c0c2d674 r2 : eddb1aed r1 : ef7ab5e0 r0 : c15e7d48 # [ 88.553802] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 88.560944] Control: 10c5387d Table: 15e4004a DAC: 00000051 # [ 88.566700] Process cat (pid: 798, stack limit = 0xede477d8) # [ 88.572367] Stack: (0xc6d73e58 to 0xc6d74000) # [ 88.576735] 3e40: c6d73e74 c6d73e68 # [ 88.584926] 3e60: c0c2d108 c0c2d680 c6d73e9c c6d73e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b09e00 # [ 88.593117] 3e80: b6e2e000 00000004 c309a600 c6d73f60 c6d73ec4 c6d73ea0 c07f4ad0 c0c2d4f4 # [ 88.601307] 3ea0: 00000000 c6b09e00 b6e2e000 c2816000 c6d73f60 c07f4a6c c6d73f5c c6d73ec8 # [ 88.609499] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6d72000 # [ 88.617689] 3ee0: b6e2e000 00020000 00000004 00000004 0001fffc c6d73ee0 00000001 b6e2d000 # [ 88.625878] 3f00: c2fdb400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 88.634067] 3f20: 00000000 00000000 c139e998 eddb1aed c205ca20 c6b09e00 c6b09e00 c6d72000 # [ 88.642255] 3f40: b6e2e000 00000000 00000000 00000004 c6d73f94 c6d73f60 c059872c c0598098 # [ 88.650444] 3f60: 00000000 00000000 c6d73fac eddb1aed 00000004 00000004 b6f75e00 00000004 # [ 88.658632] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c05987bc c05986c4 00000000 c6d73fa8 # [ 88.666821] 3fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6e2e000 00000004 00000000 # [ 88.675011] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 # [ 88.683199] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 # [ 88.691380] Backtrace: # [ 88.693851] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.701438] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.709460] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.717392] r9:c6d73f60 r8:c309a600 r7:00000004 r6:b6e2e000 r5:c6b09e00 r4:c0c2d4e8 # [ 88.725153] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 88.732996] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6e2e000 r5:c6b09e00 r4:00000000 # [ 88.740751] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.747902] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6d72000 r5:c6b09e00 # [ 88.755737] r4:c6b09e00 # [ 88.758284] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.765431] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000004 r4:00000004 # [ 88.773188] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.780764] Exception stack(0xc6d73fa8 to 0xc6d73ff0) # [ 88.785825] 3fa0: 00000004 00000004 00000001 b6e2e000 00000004 00000000 # [ 88.794014] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 # [ 88.802201] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 # [ 88.807266] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 88.813375] ---[ end trace afcb138eba6267c4 ]--- # [ 88.818004] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 88.826886] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 798, name: cat # [ 88.834548] INFO: lockdep is turned off. # [ 88.838476] irq event stamp: 1576 # [ 88.8418[ 89.604402] lkdtm: Performing direct entry WARNING 10] hardirqs last enabled at (15[ 89.611450] ------------[ cut here ]------------ 75): [] console_unlock+[ 89.618990] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 0x4b0/0x6c0 # [ 88.849653] har[ 89.630310] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 dirqs last disabled at (1576): [<[ 89.661971] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.131-cip13 #1 c0300c60>] __und_svc+0x60/0x6c #[ 89.672451] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.856886] softirqs last en[ 89.681839] Backtrace: abled at (1572): [] __d[ 89.687169] [] (dump_backtrace) from [] (show_stack+0x20/0x24) o_softirq+0x378/0x5fc # [ 88.8[ 89.697588] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 64554] softirqs last disabled at [ 89.706114] [] (show_stack) from [] (dump_stack+0xe0/0x100) (1561): [] __irq_exit_r[ 89.716289] [] (dump_stack) from [] (__warn+0xfc/0x16c) cu+0x178/0x1d0 # [ 88.872395] [ 89.726108] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 CPU: 2 PID: 798 Comm: cat Tainted[ 89.736716] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) : G D 5.10.131-cip[ 89.747056] r7:00000053 r6:c1acfca8 r5:00000000 r4:c6d78000 13 #1 # [ 88.880058] Hardware [ 89.755586] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) name: Freescale i.MX6 Quad/DualLi[ 89.766531] r9:c1acf5f0 r8:c15e7d40 r7:c6d79f60 r6:00000008 r5:c6b54000 r4:00000002 te (Device Tree) # [ 88.886590[ 89.777139] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ] Backtrace: # [ 88.889069] [[ 89.787917] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ] (dump_backtrace) from[ 89.798788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [] (show_stack+0x20/0x[ 89.809560] r9:c6d79f60 r8:c309a600 r7:00000008 r6:b6e46000 r5:c6ae5cc0 r4:c0c2d4e8 24) # [ 88.896650] r7:fffffff[ 89.820170] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) f r6:600e0093 r5:00000000 r4:c1f0[ 89.830857] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e46000 r5:c6ae5cc0 r4:00000000 f728 # [ 88.902328] [] (vfs_write) from [] (ksys_write+0x74/0xec) >] (show_stack) from [][ 89.851458] r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c6d78000 r5:c6ae5cc0 (dump_stack+0xe0/0x100) # [ 8[ 89.862146] r4:c6ae5cc0 8.909658] [] (dump_stac[ 89.867550] [] (ksys_write) from [] (sys_write+0x18/0x1c) k) from [] (___might_sl[ 89.877546] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6f8de00 r5:00000008 r4:00000008 eep+0x1b0/0x2c0) # [ 88.917414[ 89.888155] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ] r9:600e0093 r8:0000000b r7:c03[ 89.898581] Exception stack(0xc6d79fa8 to 0xc6d79ff0) 5bb84 r6:00000031 r5:c19cc00c r4:[ 89.906498] 9fa0: 00000008 00000008 00000001 b6e46000 00000008 00000000 c6d72000 [ 89.917541] 9fc0: 00000008 00000008 b6f8de00 00000004 00000001 00000000 00020000 beff8a54 # [ 88.925172] [] (__[ 89.926578] 9fe0: 00000004 beff8788 b6efb94f b6e81c66 _might_sleep) from [] ([ 89.934550] irq event stamp: 0 __might_sleep+0x70/0xb0) # [ 8[ 89.940420] hardirqs last enabled at (0): [<00000000>] 0x0 8.933011] r6:00000000 r5:0000003[ 89.948885] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 1 r4:c19cc00c # [ 88.937647] [[ 89.959238] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c ] (__might_sleep) from [ 89.969628] softirqs last disabled at (0): [<00000000>] 0x0 [] (exit_signals+0x4c/0[ 89.978027] ---[ end trace afcb138eba6267c5 ]--- x3fc) # [ 88.945399] r6:00000001 r5:c6d72000 r4:c2cb1b00 # [ 88.950036] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 88.957356] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c2cb1b00 # [ 88.964075] [] (do_exit) from [] (die+0x374/0x380) # [ 88.970609] r7:c1e0fc8c # [ 88.973154] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 88.980215] r10:00000004 r9:c6d72000 r8:c15e7d40 r7:00000000 r6:c6d73dc8 r5:c0c2d688 # [ 88.988051] r4:e7f001f2 # [ 88.990597] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 88.998520] Exception stack(0xc6d73dc8 to 0xc6d73e10) # [ 89.003584] 3dc0: c15e7d48 ef7ab5e0 eddb1aed c0c2d674 00000001 c5eda000 # [ 89.011774] 3de0: 00000004 c6d73f60 c15e7d40 c1acf5ec 00000004 c6d73e64 c6d73e68 c6d73e58 # [ 89.019959] 3e00: c0c2d108 c0c2d688 a00e0013 ffffffff # [ 89.025021] r7:c6d73dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c # [ 89.030699] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.038282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.046301] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.054230] r9:c6d73f60 r8:c309a600 r7:00000004 r6:b6e2e000 r5:c6b09e00 r4:c0c2d4e8 # [ 89.061988] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 89.069829] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6e2e000 r5:c6b09e00 r4:00000000 # [ 89.077583] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.084730] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6d72000 r5:c6b09e00 # [ 89.092567] r4:c6b09e00 # [ 89.095113] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.102259] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000004 r4:00000004 # [ 89.110014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.117590] Exception stack(0xc6d73fa8 to 0xc6d73ff0) # [ 89.122652] 3fa0: 00000004 00000004 00000001 b6e2e000 00000004 00000000 # [ 89.130840] 3fc0: 00000004 00000004 b6f75e00 00000004 00000001 00000000 00020000 bef97a54 # [ 89.139026] 3fe0: 00000004 bef97788 b6ee394f b6e69c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 89.604402] lkdtm: Performing direct entry WARNING # [ 89.611450] ------------[ cut here ]------------ # [ 89.618990] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 89.630310] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 89.661971] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 89.672451] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.681839] Backtrace: # [ 89.687169] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.697588] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 89.706114] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.716289] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 89.726108] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 # [ 89.736716] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.747056] r7:00000053 r6:c1acfca8 r5:00000000 r4:c6d78000 # [ 89.755586] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 89.766531] r9:c1acf5f0 r8:c15e7d40 r7:c6d79f60 r6:00000008 r5:c6b54000 r4:00000002 # [ 89.777139] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.334260] lkdtm: Performing direct entry WARNING_MESSAGE # [ 89.787917] [] (lk[ 90.340958] ------------[ cut here ]------------ dtm_do_action) from [] [ 90.348521] WARNING: CPU: 2 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 (direct_entry+0x120/0x18c) # [ [ 90.360480] Warning message trigger count: 2 89.798788] [] (direct_[ 90.367667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 entry) from [] (full_pr[ 90.399323] CPU: 2 PID: 904 Comm: cat Tainted: G D W 5.10.131-cip13 #1 oxy_write+0x64/0x94) # [ 89.80[ 90.409792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 9560] r9:c6d79f60 r8:c309a600 r7[ 90.419183] Backtrace: :00000008 r6:b6e46000 r5:c6ae5cc0[ 90.424510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) r4:c0c2d4e8 # [ 89.820170] [<[ 90.434927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 c07f4a6c>] (full_proxy_write) fro[ 90.443455] [] (show_stack) from [] (dump_stack+0xe0/0x100) m [] (vfs_write+0x10c/0[ 90.453625] [] (dump_stack) from [] (__warn+0xfc/0x16c) x524) # [ 89.830857] r9:c07f4[ 90.463444] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 a6c r8:c6d79f60 r7:c2816000 r6:b6[ 90.474053] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) e46000 r5:c6ae5cc0 r4:00000000 #[ 90.484392] r7:00000058 r6:c1acfca8 r5:c1acfcc4 r4:c6e74000 [ 89.841462] [] (vfs[ 90.492923] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) _write) from [] (ksys_w[ 90.504560] r9:c1acf5f8 r8:c15e7d40 r7:c6e75f60 r6:00000010 r5:c5eda000 r4:00000003 rite+0x74/0xec) # [ 89.851458][ 90.515170] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) r10:00000004 r9:00000000 r8:000[ 90.526641] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 00000 r7:b6e46000 r6:c6d78000 r5:[ 90.537511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) c6ae5cc0 # [ 89.862146] r4:c6[ 90.548285] r9:c6e75f60 r8:c309a600 r7:00000010 r6:b6e6b000 r5:c29ca640 r4:c0c2d4e8 ae5cc0 # [ 89.867550] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) b8>] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 8[ 90.580188] [] (vfs_write) from [] (ksys_write+0x74/0xec) 9.877546] r9:c6d78000 r8:c03002e[ 90.590184] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6e74000 r5:c29ca640 4 r7:00000004 r6:b6f8de00 r5:0000[ 90.600871] r4:c29ca640 0008 r4:00000008 # [ 89.888155[ 90.606274] [] (ksys_write) from [] (sys_write+0x18/0x1c) ] [] (sys_write) from [[ 90.616270] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000010 r4:00000010 ] (ret_fast_syscall+0x0[ 90.626879] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) /0x28) # [ 89.898581] Exceptio[ 90.637304] Exception stack(0xc6e75fa8 to 0xc6e75ff0) n stack(0xc6d79fa8 to 0xc6d79ff0)[ 90.645223] 5fa0: 00000010 00000010 00000001 b6e6b000 00000010 00000000 # [ 89.906498] 9fa0: [ 90.656261] 5fc0: 00000010 00000010 b6fb2e00 00000004 00000001 00000000 00020000 be9e5a54 00000008 00000008 00000[ 90.667300] 5fe0: 00000004 be9e5788 b6f2094f b6ea6c66 001 b6e46000 00000008 00000000 #[ 90.675256] irq event stamp: 0 [ 89.917541] 9fc0: 00000008 00[ 90.681142] hardirqs last enabled at (0): [<00000000>] 0x0 000008 b6f8de00 00000004 00000001[ 90.689605] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 00000000 00020000 beff8a54 # [ [ 90.699947] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 89.926578] 9fe0: 00000004 beff8[ 90.710289] softirqs last disabled at (0): [<00000000>] 0x0 788 b6efb94f b6e81c66 # [ 89.9[ 90.718722] ---[ end trace afcb138eba6267c6 ]--- 34550] irq event stamp: 0 # [ 89.940420] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.948885] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 89.959238] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 89.969628] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.978027] ---[ end trace afcb138eba6267c5 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 90.334260] lkdtm: Performing direct entry WARNING_MESSAGE # [ 90.340958] ------------[ cut here ]------------ # [ 90.348521] WARNING: CPU: 2 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 90.360480] Warning message trigger count: 2 # [ 90.367667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 90.399323] CPU: 2 PID: 904 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 90.409792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.419183] Backtrace: # [ 90.424510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.434927] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 90.443455] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.453625] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 90.463444] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 # [ 90.474053] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.484392] r7:00000058 r6:c1acfca8 r5:c1acfcc4 r4:c6e74000 # [ 90.492923] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 90.504560] r9:c1acf5f8 r8:c15e7d40 r7:c6e75f60 r6:00000010 r5:c5eda000 r4:00000003 # [ 90.515170] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.526641] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.537511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.548285] r9:c6e75f60 r8:c309a600 r7:00000010 r6:b6e6b000 r5:c29ca640 r4:c0c2d4e8 # [ 90.558895] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.569582] r9:c07f4a6c r8:c6e75f60 r7:c2816000 r6:b6e6b000 r5:c29ca640 r4:00000000 # [ 90.580188] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.590184] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6e74000 r5:c29ca640 # [ 90.600871] r4:c29ca640 # [ 90.606274] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.616270] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000010 r4:00000010 # [ 90.626879] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.637304] Exception stack(0xc6e75fa8 to 0xc6e75ff0) # [ 90.645223] 5fa0: 00000010 00000010 00000001 b6e6b000 00000010 00000000 # [ 90.656261] 5fc0: 00000010 00000010 b6fb2e00 00000004 00000001 00000000 00020000 be9e5a54 # [ 90.667300] 5fe0: 00000004 be9e5788 b6f2094f b6ea6c66 # [ 90.675256] irq event stamp: 0 # [ 90.681142] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.689605] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 90.699947] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 90.710289] softirqs last disabled at (0): [<00000[ 91.057557] lkdtm: Performing direct entry EXCEPTION 000>] 0x0 # [ 90.718722] ---[ [ 91.065300] 8<--- cut here --- end trace afcb138eba6267c6 ]--- [ 91.071032] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # WARNING_MESSAGE: saw 'message t[ 91.082013] pgd = 4f731c74 rigger': ok ok 4 selftests: lkdt[ 91.087627] [00000000] *pgd=00000000 m: WARNING_MESSAGE.sh # selftest[ 91.094097] Internal error: Oops: 805 [#2] SMP ARM s: lkdtm: EXCEPTION.sh [ 91.101648] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 91.132571] CPU: 3 PID: 936 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 91.140232] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.146779] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 91.151233] LR is at lkdtm_do_action+0x2c/0x4c [ 91.155683] pc : [] lr : [] psr: a00e0013 [ 91.161955] sp : c6d73e58 ip : c6d73e68 fp : c6d73e64 [ 91.167186] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 [ 91.172417] r7 : c6d73f60 r6 : 0000000a r5 : c5fc2000 r4 : 00000004 [ 91.178949] r3 : 00000000 r2 : 75bb4936 r1 : ef7c05e0 r0 : c15e7d60 [ 91.185484] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 91.192624] Control: 10c5387d Table: 16a1c04a DAC: 00000051 [ 91.198379] Process cat (pid: 936, stack limit = 0xede477d8) [ 91.204044] Stack: (0xc6d73e58 to 0xc6d74000) [ 91.208408] 3e40: c6d73e74 c6d73e68 [ 91.216594] 3e60: c0c2d108 c0c2d738 c6d73e9c c6d73e78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d5b80 [ 91.224780] 3e80: b6de8000 0000000a c309a600 c6d73f60 c6d73ec4 c6d73ea0 c07f4ad0 c0c2d4f4 [ 91.232965] 3ea0: 00000000 c69d5b80 b6de8000 c2816000 c6d73f60 c07f4a6c c6d73f5c c6d73ec8 [ 91.241150] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c2d745e4 c059872c c6d72000 [ 91.249336] 3ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c6d73ee0 00000001 00000805 [ 91.257524] 3f00: c2fdba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 91.265709] 3f20: 00000000 00000000 c6d72000 75bb4936 b6de7000 c69d5b80 c69d5b80 c6d72000 [ 91.273894] 3f40: b6de8000 00000000 00000000 00000004 c6d73f94 c6d73f60 c059872c c0598098 [ 91.282083] 3f60: 00000000 00000000 c6d73fac 75bb4936 0000000a 0000000a b6f2fe00 00000004 [ 91.290269] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c05987bc c05986c4 00000000 c6d73fa8 [ 91.298454] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6de8000 0000000a 00000000 [ 91.306638] 3fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 beacaa54 [ 91.314823] 3fe0: 00000004 beaca788 b6e9d94f b6e23c66 800e0030 00000001 00000000 00000000 [ 91.323003] Backtrace: [ 91.325470] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.333573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.341591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.349519] r9:c6d73f60 r8:c309a600 r7:0000000a r6:b6de8000 r5:c69d5b80 r4:c0c2d4e8 [ 91.357276] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.365114] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6de8000 r5:c69d5b80 r4:00000000 [ 91.372866] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.380010] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6d72000 r5:c69d5b80 [ 91.387843] r4:c69d5b80 [ 91.390385] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.397529] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:0000000a r4:0000000a [ 91.405284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.412858] Exception stack(0xc6d73fa8 to 0xc6d73ff0) [ 91.417916] 3fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000000 [ 91.426100] 3fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 beacaa54 [ 91.434282] 3fe0: 00000004 beaca788 b6e9d94f b6e23c66 [ 91.439344] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 91.445521] ---[ end trace afcb138eba6267c7 ]--- # Segmentation fault # [ 91.057557] lkdtm: Performing direct entry EXCEPTION # [ 91.065300] 8<--- cut here --- # [ 91.071032] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 91.082013] pgd = 4f731c74 # [ 91.087627] [00000000] *pgd=00000000 # [ 91.094097] Internal error: Oops: 805 [#2] SMP ARM # [ 91.101648] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.132571] CPU: 3 PID: 936 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 91.140232] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.146779] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 91.151233] LR is at lkdtm_do_action+0x2c/0x4c # [ 91.155683] pc : [] lr : [] psr: a00e0013 # [ 91.161955] sp : c6d73e58 ip : c6d73e68 fp : c6d73e64 # [ 91.167186] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 # [ 91.172417] r7 : c6d73f60 r6 : 0000000a r5 : c5fc2000 r4 : 00000004 # [ 91.178949] r3 : 00000000 r2 : 75bb4936 r1 : ef7c05e0 r0 : c15e7d60 # [ 91.185484] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.192624] Control: 10c5387d Table: 16a1c04a DAC: 00000051 # [ 91.198379] Process cat (pid: 936, stack limit = 0xede477d8) # [ 91.204044] Stack: (0xc6d73e58 to 0xc6d74000) # [ 91.208408] 3e40: c6d73e74 c6d73e68 # [ 91.216594] 3e60: c0c2d108 c0c2d738 c6d73e9c c6d73e78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d5b80 # [ 91.224780] 3e80: b6de8000 0000000a c309a600 c6d73f60 c6d73ec4 c6d73ea0 c07f4ad0 c0c2d4f4 # [ 91.232965] 3ea0: 00000000 c69d5b80 b6de8000 c2816000 c6d73f60 c07f4a6c c6d73f5c c6d73ec8 # [ 91.241150] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c2d745e4 c059872c c6d72000 # [ 91.249336] 3ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c6d73ee0 00000001 00000805 # [ 91.257524] 3f00: c2fdba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.265709] 3f20: 00000000 00000000 c6d72000 75bb4936 b6de7000 c69d5b80 c69d5b80 c6d72000 # [ 91.273894] 3f40: b6de8000 00000000 00000000 00000004 c6d73f94 c6d73f60 c059872c c0598098 # [ 91.282083] 3f60: 00000000 00000000 c6d73fac 75bb4936 0000000a 0000000a b6f2fe00 00000004 # [ 91.290269] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c05987bc c05986c4 00000000 c6d73fa8 # [ 91.298454] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6de8000 0000000a 00000000 # [ 91.306638] 3fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 beacaa54 # [ 91.314823] 3fe0: 00000004 beaca788 b6e9d94f b6e23c66 800e0030 00000001 00000000 00000000 # [ 91.323003] Backtrace: # [ 91.325470] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.333573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.341591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.349519] r9:c6d73f60 r8:c309a600 r7:0000000a r6:b6de8000 r5:c69d5b80 r4:c0c2d4e8 # [ 91.357276] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.365114] r9:c07f4a6c r8:c6d73f60 r7:c2816000 r6:b6de8000 r5:c69d5b80 r4:00000000 # [ 91.372866] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.380010] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6d72000 r5:c69d5b80 # [ 91.387843] r4:c69d5b80 # [ 91.390385] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.397529] r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:0000000a r4:0000000a # [ 91.405284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.412858] Exception stack(0xc6d73fa8 to 0xc6d73ff0) # [ 91.417916] 3fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000000 # [ 91.426100] 3fc0: 0000000a 0000000a b6f2fe00 00000004 00000001 00000000 00020000 beacaa54 # [ 91.434282] 3fe0: 00000004 beaca788 b6e9d94f b6e23c66 # [ 91.439344] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 91.445521] ---[ end trace afcb138eba6267c7 ]--- # 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 [ 92.665123] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 92.670716] lkdtm: attempting good list addition [ 92.675532] lkdtm: attempting corrupted list addition [ 92.680620] lkdtm: list_add() corruption not detected! # [ 92.665123] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 92.670716] lkdtm: attempting good list addition # [ 92.675532] lkdtm: attempting corrupted list addition # [ 92.680620] 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 [ 93.011236] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 93.016920] lkdtm: attempting good list removal [ 93.021467] lkdtm: attempting corrupted list removal [ 93.026575] lkdtm: list_del() corruption not detected! # [ 93.011236] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 93.016920] lkdtm: attempting good list removal # [ 93.021467] lkdtm: attempting corrupted list removal # [ 93.026575] 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 [ 93.350518] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 93.356987] lkdtm: attempting bad read from page below current stack [ 93.363383] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 93.350518] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 93.356987] lkdtm: attempting bad read from page below current stack # [ 93.363383] 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 [ 93.694240] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 93.700615] lkdtm: attempting bad read from page above current stack [ 93.707153] lkdtm: FAIL: accessed page after stack! (byte: 4) # [ 93.694240] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 93.700615] lkdtm: attempting bad read from page above current stack # [ 93.707153] lkdtm: FAIL: accessed page after stack! (byte: 4) # 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 [ 94.048913] lkdtm: Performing direct entry UNSET_SMEP [ 94.054110] lkdtm: XFAIL: this test is x86_64-only # [ 94.048913] lkdtm: Performing direct entry UNSET_SMEP # [ 94.054110] 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 [ 94.387844] lkdtm: Performing direct entry DOUBLE_FAULT [ 94.393091] lkdtm: XFAIL: this test is ia32-only # [ 94.387844] lkdtm: Performing direct entry DOUBLE_FAULT # [ 94.393091] 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 [ 94.718442] lkdtm: Performing direct entry CORRUPT_PAC [ 94.723602] lkdtm: XFAIL: this test is arm64-only # [ 94.718442] lkdtm: Performing direct entry CORRUPT_PAC # [ 94.723602] 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 [ 95.057519] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 95.064027] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 95.057519] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 95.064027] 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 [ 95.757204] lkdtm: Performing direct entry READ_AFTER_FREE [ 95.762720] lkdtm: Value in memory before free: 12345678 [ 95.768118] lkdtm: Attempting bad read from freed memory [ 95.773445] lkdtm: Memory was not poisoned # [ 95.757204] lkdtm: Performing direct entry READ_AFTER_FREE # [ 95.762720] lkdtm: Value in memory before free: 12345678 # [ 95.768118] lkdtm: Attempting bad read from freed memory # [ 95.773445] 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 [ 96.290736] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 96.296928] lkdtm: Value in memory before free: 12345678 [ 96.302285] lkdtm: Attempting to read from freed memory [ 96.307595] lkdtm: Buddy page was not poisoned # [ 96.290736] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 96.296928] lkdtm: Value in memory before free: 12345678 # [ 96.302285] lkdtm: Attempting to read from freed memory # [ 96.307595] 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 [ 96.624864] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 96.630476] lkdtm: Attempting double slab free ... # [ 96.624864] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 96.630476] 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 [ 96.955118] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 96.960646] lkdtm: Attempting cross-cache slab free ... # [ 96.955118] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 96.960646] 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 [ 97.286010] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 97.291438] lkdtm: Attempting non-Slab slab free ... # [ 97.286010] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 97.291438] 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 [ 98.368975] lkdtm: Performing direct entry EXEC_DATA [ 98.374203] lkdtm: attempting ok execution at c0c2de78 [ 98.379389] lkdtm: attempting bad execution at c26f774c [ 98.384678] 8<--- cut here --- [ 98.387748] Unable to handle kernel paging request at virtual address c26f774c [ 98.394992] pgd = 3180503e [ 98.397722] [c26f774c] *pgd=1261141e(bad) [ 98.401789] Internal error: Oops: 8000000d [#3] SMP ARM [ 98.407038] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 98.436319] CPU: 2 PID: 1779 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 98.444083] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.450652] PC is at data_area+0x0/0x40 [ 98.454525] LR is at execute_location+0xa4/0xb4 [ 98.459081] pc : [] lr : [] psr: 600e0013 [ 98.465372] sp : c6ec7e38 ip : c6ec7d40 fp : c6ec7e54 [ 98.470616] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 [ 98.475863] r7 : c6ec7f60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 [ 98.482413] r3 : ff810e20 r2 : ff810e20 r1 : ef7ab5e0 r0 : 0000002b [ 98.488967] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.496126] Control: 10c5387d Table: 16eb804a DAC: 00000051 [ 98.501897] Process cat (pid: 1779, stack limit = 0xc2a2409b) [ 98.507667] Stack: (0xc6ec7e38 to 0xc6ec8000) [ 98.512052] 7e20: 0000001f c6d7e000 [ 98.520262] 7e40: 0000000a c6ec7f60 c6ec7e64 c6ec7e58 c138937c c1389178 c6ec7e74 c6ec7e68 [ 98.528471] 7e60: c0c2d108 c1389364 c6ec7e9c c6ec7e78 c0c2d608 c0c2d0e8 c0c2d4e8 c599b400 [ 98.536680] 7e80: b6e7c000 0000000a c309a600 c6ec7f60 c6ec7ec4 c6ec7ea0 c07f4ad0 c0c2d4f4 [ 98.544890] 7ea0: 00000000 c599b400 b6e7c000 c2816000 c6ec7f60 c07f4a6c c6ec7f5c c6ec7ec8 [ 98.553098] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ec6000 [ 98.561307] 7ee0: b6e7c000 00020000 00000004 0000000a 0001fff6 c6ec7ee0 00000001 b6e7b000 [ 98.569513] 7f00: c5bbc140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.577722] 7f20: 00000000 00000000 c139e998 ff810e20 c205ca20 c599b400 c599b400 c6ec6000 [ 98.585929] 7f40: b6e7c000 00000000 00000000 00000004 c6ec7f94 c6ec7f60 c059872c c0598098 [ 98.594136] 7f60: 00000000 00000000 c6ec7fac ff810e20 0000000a 0000000a b6fc3e00 00000004 [ 98.602346] 7f80: c03002e4 c6ec6000 c6ec7fa4 c6ec7f98 c05987bc c05986c4 00000000 c6ec7fa8 [ 98.610553] 7fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7c000 0000000a 00000000 [ 98.618761] 7fc0: 0000000a 0000000a b6fc3e00 00000004 00000001 00000000 00020000 be9b9a54 [ 98.626968] 7fe0: 00000004 be9b9788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 [ 98.635162] Backtrace: [ 98.637662] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 98.645870] r7:c6ec7f60 r6:0000000a r5:c6d7e000 r4:0000001f [ 98.651575] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.659708] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.667754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.675705] r9:c6ec7f60 r8:c309a600 r7:0000000a r6:b6e7c000 r5:c599b400 r4:c0c2d4e8 [ 98.683491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.691354] r9:c07f4a6c r8:c6ec7f60 r7:c2816000 r6:b6e7c000 r5:c599b400 r4:00000000 [ 98.699132] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.706298] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6ec6000 r5:c599b400 [ 98.714148] r4:c599b400 [ 98.716714] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.723881] r9:c6ec6000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000a r4:0000000a [ 98.731658] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.739249] Exception stack(0xc6ec7fa8 to 0xc6ec7ff0) [ 98.744328] 7fa0: 0000000a 0000000a 00000001 b6e7c000 0000000a 00000000 [ 98.752536] 7fc0: 0000000a 0000000a b6fc3e00 00000004 00000001 00000000 00020000 be9b9a54 [ 98.760739] 7fe0: 00000004 be9b9788 b6f3194f b6eb7c66 [ 98.765824] Code: 00000000 c2e276c0 c2e27780 c2e27840 (e1a0c00d) [ 98.771950] ---[ end trace afcb138eba6267c8 ]--- # Segmentation fault # [ 98.368975] lkdtm: Performing direct entry EXEC_DATA # [ 98.374203] lkdtm: attempting ok execution at c0c2de78 # [ 98.379389] lkdtm: attempting bad execution at c26f774c # [ 98.384678] 8<--- cut here --- # [ 98.387748] Unable to handle kernel paging request at virtual address c26f774c # [ 98.394992] pgd = 3180503e # [ 98.397722] [c26f774c] *pgd=1261141e(bad) # [ 98.401789] Internal error: Oops: 8000000d [#3] SMP ARM # [ 98.407038] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 98.436319] CPU: 2 PID: 1779 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 98.444083] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.450652] PC is at data_area+0x0/0x40 # [ 98.454525] LR is at execute_location+0xa4/0xb4 # [ 98.459081] pc : [] lr : [] psr: 600e0013 # [ 98.465372] sp : c6ec7e38 ip : c6ec7d40 fp : c6ec7e54 # [ 98.470616] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 # [ 98.475863] r7 : c6ec7f60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 # [ 98.482413] r3 : ff810e20 r2 : ff810e20 r1 : ef7ab5e0 r0 : 0000002b # [ 98.488967] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.496126] Control: 10c5387d Table: 16eb804a DAC: 00000051 # [ 98.501897] Process cat (pid: 1779, stack limit = 0xc2a2409b) # [ 98.507667] Stack: (0xc6ec7e38 to 0xc6ec8000) # [ 98.512052] 7e20: 0000001f c6d7e000 # [ 98.520262] 7e40: 0000000a c6ec7f60 c6ec7e64 c6ec7e58 c138937c c1389178 c6ec7e74 c6ec7e68 # [ 98.528471] 7e60: c0c2d108 c1389364 c6ec7e9c c6ec7e78 c0c2d608 c0c2d0e8 c0c2d4e8 c599b400 # [ 98.536680] 7e80: b6e7c000 0000000a c309a600 c6ec7f60 c6ec7ec4 c6ec7ea0 c07f4ad0 c0c2d4f4 # [ 98.544890] 7ea0: 00000000 c599b400 b6e7c000 c2816000 c6ec7f60 c07f4a6c c6ec7f5c c6ec7ec8 # [ 98.553098] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ec6000 # [ 98.561307] 7ee0: b6e7c000 00020000 00000004 0000000a 0001fff6 c6ec7ee0 00000001 b6e7b000 # [ 98.569513] 7f00: c5bbc140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.577722] 7f20: 00000000 00000000 c139e998 ff810e20 c205ca20 c599b400 c599b400 c6ec6000 # [ 98.585929] 7f40: b6e7c000 00000000 00000000 00000004 c6ec7f94 c6ec7f60 c059872c c0598098 # [ 98.594136] 7f60: 00000000 00000000 c6ec7fac ff810e20 0000000a 0000000a b6fc3e00 00000004 # [ 98.602346] 7f80: c03002e4 c6ec6000 c6ec7fa4 c6ec7f98 c05987bc c05986c4 00000000 c6ec7fa8 # [ 98.610553] 7fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7c000 0000000a 00000000 # [ 98.618761] 7fc0: 0000000a 0000000a b6fc3e00 00000004 00000001 00000000 00020000 be9b9a54 # [ 98.626968] 7fe0: 00000004 be9b9788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 # [ 98.635162] Backtrace: # [ 98.637662] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 98.645870] r7:c6ec7f60 r6:0000000a r5:c6d7e000 r4:0000001f # [ 98.651575] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.659708] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.667754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.675705] r9:c6ec7f60 r8:c309a600 r7:0000000a r6:b6e7c000 r5:c599b400 r4:c0c2d4e8 # [ 98.683491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.691354] r9:c07f4a6c r8:c6ec7f60 r7:c2816000 r6:b6e7c000 r5:c599b400 r4:00000000 # [ 98.699132] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.706298] r10:00000004 r9:00000000 [ 99.195333] lkdtm: Performing direct entry EXEC_STACK r8:00000000 r7:b6e7c000 r6:c6ec60[ 99.203200] lkdtm: attempting ok execution at c0c2de78 00 r5:c599b400 # [ 98.714148] [ 99.211274] lkdtm: attempting bad execution at c6ec3e0c r4:c599b400 # [ 98.716714] [<[ 99.219452] 8<--- cut here --- [ 99.225305] Unable to handle kernel paging request at virtual address c6ec3e0c [ 99.232532] pgd = 129366d2 [ 99.235243] [c6ec3e0c] *pgd=16e1141e(bad) [ 99.239274] Internal error: Oops: 8000000d [#4] SMP ARM [ 99.244504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 99.273534] CPU: 0 PID: 1855 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 99.281282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.287818] PC is at 0xc6ec3e0c [ 99.290971] LR is at execute_location+0xa4/0xb4 [ 99.295508] pc : [] lr : [] psr: 600e0013 [ 99.301780] sp : c6ec3de8 ip : c6ec3cf0 fp : c6ec3e04 [ 99.307009] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 [ 99.312237] r7 : c6ec3f60 r6 : 00000001 r5 : c6ec3e0c r4 : c0c2de78 [ 99.318769] r3 : e0559b04 r2 : e0559b04 r1 : ef7815e0 r0 : 0000002b [ 99.325303] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 99.332444] Control: 10c5387d Table: 16fa804a DAC: 00000051 [ 99.338194] Process cat (pid: 1855, stack limit = 0x1f7e4431) [ 99.343946] Stack: (0xc6ec3de8 to 0xc6ec4000) [ 99.348313] 3de0: c6ec2000 c6875000 0000000b c6ec3f60 c6ec3e64 c6ec3e08 [ 99.356500] 3e00: c13893b8 c1389178 c6ec3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 99.364686] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 [ 99.372870] 3e40: e3a02040 e3a01d33 e5930018 e0559b04 0000000b 00000020 c6ec3e74 c6ec3e68 [ 99.381055] 3e60: c0c2d108 c138938c c6ec3e9c c6ec3e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2ef00 [ 99.389241] 3e80: b6e60000 0000000b c309a600 c6ec3f60 c6ec3ec4 c6ec3ea0 c07f4ad0 c0c2d4f4 [ 99.397426] 3ea0: 00000000 c5a2ef00 b6e60000 c2816000 c6ec3f60 c07f4a6c c6ec3f5c c6ec3ec8 [ 99.405612] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ec2000 [ 99.413798] 3ee0: b6e60000 00020000 00000004 0000000b 0001fff5 c6ec3ee0 00000001 b6e5f000 [ 99.421981] 3f00: c5b6af00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.430167] 3f20: 00000000 00000000 c139e998 e0559b04 c205ca20 c5a2ef00 c5a2ef00 c6ec2000 [ 99.438352] 3f40: b6e60000 00000000 00000000 00000004 c6ec3f94 c6ec3f60 c059872c c0598098 [ 99.446537] 3f60: 00000000 00000000 c6ec3fac e0559b04 0000000b 0000000b b6fa7e00 00000004 [ 99.454722] 3f80: c03002e4 c6ec2000 c6ec3fa4 c6ec3f98 c05987bc c05986c4 00000000 c6ec3fa8 [ 99.462906] 3fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e60000 0000000b 00000000 [ 99.471091] 3fc0: 0000000b 0000000b b6fa7e00 00000004 00000001 00000000 00020000 bee82a54 [ 99.479276] 3fe0: 00000004 bee82788 b6f1594f b6e9bc66 800e0030 00000001 00000000 00000000 [ 99.487456] Backtrace: [ 99.489920] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 99.498192] r7:c6ec3f60 r6:0000000b r5:c6875000 r4:c6ec2000 [ 99.503867] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.512048] r4:00000020 [ 99.514593] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.522613] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.530539] r9:c6ec3f60 r8:c309a600 r7:0000000b r6:b6e60000 r5:c5a2ef00 r4:c0c2d4e8 [ 99.538294] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.546132] r9:c07f4a6c r8:c6ec3f60 r7:c2816000 r6:b6e60000 r5:c5a2ef00 r4:00000000 [ 99.553885] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.561029] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6ec2000 r5:c5a2ef00 [ 99.568861] r4:c5a2ef00 [ 99.571404] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.578547] r9:c6ec2000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000b r4:0000000b [ 99.586302] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.593875] Exception stack(0xc6ec3fa8 to 0xc6ec3ff0) [ 99.598933] 3fa0: 0000000b 0000000b 00000001 b6e60000 0000000b 00000000 [ 99.607117] 3fc0: 0000000b 0000000b b6fa7e00 00000004 00000001 00000000 00020000 bee82a54 [ 99.615301] 3fe0: 00000004 bee82788 b6f1594f b6e9bc66 [ 99.620362] Code: c6ec3e08 c13893b8 c1389178 c6ec3e6c (e1a0c00d) [ 99.626466] ---[ end trace afcb138eba6267c9 ]--- c05986b8>] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.723881] r9:c6ec6000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000a r4:0000000a # [ 98.731658] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.739249] Exception stack(0xc6ec7fa8 to 0xc6ec7ff0) # [ 98.744328] 7fa0: 0000000a 0000000a 00000001 b6e7c000 0000000a 00000000 # [ 98.752536] 7fc0: 0000000a 0000000a b6fc3e00 00000004 00000001 00000000 00020000 be9b9a54 # [ 98.760739] 7fe0: 00000004 be9b9788 b6f3194f b6eb7c66 # [ 98.765824] Code: 00000000 c2e276c0 c2e27780 c2e27840 (e1a0c00d) # [ 98.771950] ---[ end trace afcb138eba6267c8 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 99.195333] lkdtm: Performing direct entry EXEC_STACK # [ 99.203200] lkdtm: attempting ok execution at c0c2de78 # [ 99.211274] lkdtm: attempting bad execution at c6ec3e0c # [ 99.219452] 8<--- cut here --- # [ 99.225305] Unable to handle kernel paging request at virtual address c6ec3e0c # [ 99.232532] pgd = 129366d2 # [ 99.235243] [c6ec3e0c] *pgd=16e1141e(bad) # [ 99.239274] Internal error: Oops: 8000000d [#4] SMP ARM # [ 99.244504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 99.273534] CPU: 0 PID: 1855 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 99.281282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.287818] PC is at 0xc6ec3e0c # [ 99.290971] LR is at execute_location+0xa4/0xb4 # [ 99.295508] pc : [] lr : [] psr: 600e0013 # [ 99.301780] sp : c6ec3de8 ip : c6ec3cf0 fp : c6ec3e04 # [ 99.307009] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 # [ 99.312237] r7 : c6ec3f60 r6 : 00000001 r5 : c6ec3e0c r4 : c0c2de78 # [ 99.318769] r3 : e0559b04 r2 : e0559b04 r1 : ef7815e0 r0 : 0000002b # [ 99.325303] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.332444] Control: 10c5387d Table: 16fa804a DAC: 00000051 # [ 99.338194] Process cat (pid: 1855, stack limit = 0x1f7e4431) # [ 99.343946] Stack: (0xc6ec3de8 to 0xc6ec4000) # [ 99.348313] 3de0: c6ec2000 c6875000 0000000b c6ec3f60 c6ec3e64 c6ec3e08 # [ 99.356500] 3e00: c13893b8 c1389178 c6ec3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 99.364686] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 # [ 99.372870] 3e40: e3a02040 e3a01d33 e5930018 e0559b04 0000000b 00000020 c6ec3e74 c6ec3e68 # [ 99.381055] 3e60: c0c2d108 c138938c c6ec3e9c c6ec3e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2ef00 # [ 99.389241] 3e80: b6e60000 0000000b c309a600 c6ec3f60 c6ec3ec4 c6ec3ea0 c07f4ad0 c0c2d4f4 # [ 99.397426] 3ea0: 00000000 c5a2ef00 b6e60000 c2816000 c6ec3f60 c07f4a6c c6ec3f5c c6ec3ec8 # [ 99.405612] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ec2000 # [ 99.413798] 3ee0: b6e60000 00020000 00000004 0000000b 0001fff5 c6ec3ee0 00000001 b6e5f000 # [ 99.421981] 3f00: c5b6af00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.430167] 3f20: 00000000 00000000 c139e998 e0559b04 c205ca20 c5a2ef00 c5a2ef00 c6ec2000 # [ 99.438352] 3f40: b6e60000 00000000 00000000 00000004 c6ec3f94 c6ec3f60 c059872c c0598098 # [ 99.446537] 3f60: 00000000 00000000 c6ec3fac e0559b04 0000000b 0000000b b6fa7e00 00000004 # [ 99.454722] 3f80: c03002e4 c6ec2000 c6ec3fa4 c6ec3f98 c05987bc c05986c4 00000000 c6ec3fa8 # [ 99.462906] 3fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e60000 0000000b 00000000 # [ 99.471091] 3fc0: 0000000b 0000000b b6fa7e00 00000004 00000001 00000000 00020000 bee82a54 # [ 99.479276] 3fe0: 00000004 bee82788 b6f1594f b6e9bc66 800e0030 00000001 00000000 00000000 # [ 99.487456] Backtrace: # [ 99.489920] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 99.498192] r7:c6ec3f60 r6:0000000b r5:c6875000 r4:c6ec2000 # [ 99.503867] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.512048] r4:00000020 # [ 99.514593] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.522613] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.530539] r9:c6ec3f60 r8:c309a600 r7:0000000b r6:b6e60000 r5:c5a2ef00 r4:c0c2d4e8 # [ 99.538294] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.546132] r9:c07f4a6c r8:c6ec3f60 r7:c2816000 r6:b6e60000 r5:c5a2ef00 r4:00000000 # [ 99.553885] [] (vf[ 100.068997] lkdtm: Performing direct entry EXEC_KMALLOC s_write) from [] (ksys_[ 100.076726] lkdtm: attempting ok execution at c0c2de78 write+0x74/0xec) # [ 99.561029[ 100.084783] lkdtm: attempting bad execution at c6c530c0 ] r10:00000004 r9:00000000 r8:00[ 100.092758] 8<--- cut here --- 000000 r7[: b 61e0600.000908 6r56] Unable to handle kernel paging request at virtual address c6c530c0 :c6ec2000 r[5 : c150a02.e1f007064] pgd = 1eecf58e # [ 99.568861] r4:c5a2[e f 0100.112141] [c6c530c0] *pgd=16c1141e(bad) # [ 99.571404[] [1<0c00.5198671] Internal error: Oops: 8000000d [#5] SMP ARM 86b8>] (ksys_write) from [] (sys_write+0x1[8 / 100x01.c157682] CPU: 1 PID: 1934 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 99[. 5 7180504.71]6 7 5r88] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) :c6ec2000 r8:c0[3 0 0120e04. 1r77940] PC is at 0xc6c530c0 :00000004 r6:b6fa7e00 r5[: 0 01000.181081] LR is at execute_location+0xa4/0xb4 000b r4:00000[0 0 b100 .#1 8[8 033] pc : [] lr : [] psr: 600e0013 99.586302[] [1<0c00.51998672a05] sp : c6fafe30 ip : 00000027 fp : c6fafe4c >] (sys_wri[t e )1 0f0r.o2m0 3[2<2] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 c03000c0>[] (1r00e.t2_1f0a2s9t7] r7 : c6faff60 r6 : 00000001 r5 : c6c530c0 r4 : c0c2de78 syscall+0x[0 / 01x0208.)21 8#5 58] r3 : 2cb18f38 r2 : 2cb18f38 r1 : ef7965e4 r0 : 0000002b 99.593875[] E1x0c0e.p2t2i6o908] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none stack(0xc6e[c 3 f1a080 .t2o3 50951] Control: 10c5387d Table: 16ebc04a DAC: 00000051 c6ec3ff0) #[ [ 1 0 09.92.435693] Process cat (pid: 1934, stack limit = 0xc2bd1324) 8933] 3fa0: [ 1 0 0 . 2 5 1 170] Stack: (0xc6fafe30 to 0xc6fb0000) 0000000b[ 0 0100000.0205b437] fe20: c6c530c0 c6bce000 0000000d c6faff60 00000001 b6e6000[0 0100000.0207609] fe40: c6fafe64 c6fafe50 c0c2dec8 c1389178 00000021 c6bce000 c6fafe74 c6fafe68 0b 00000000 # [[ 1 0909..2767867] fe60: c0c2d108 c0c2de9c c6fafe9c c6fafe78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d2780 7117] 3fc0: [0 0 0100000.02b8 80038] fe80: b6e7c000 0000000d c309a600 c6faff60 c6fafec4 c6fafea0 c07f4ad0 c0c2d4f4 00000b b6fa7e00[ 0 0100000.02094124] fea0: 00000000 c69d2780 b6e7c000 c2816000 c6faff60 c07f4a6c c6faff5c c6fafec8 00000001 0000000[0 0100002.0308297] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6fae000 00 bee82a54 # [[ 19090..3611555] fee0: b6e7c000 00020000 00000004 0000000d 0001fff3 c6fafee0 00000001 b6e7b000 5301] 3fe0: 0000[0 0 0140 0b.e3e28726] ff00: c5bbc500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 2788 b6f1594f b[6 e 91b0c06.633 984] ff20: 00000000 00000000 c139e998 2cb18f38 c205ca20 c69d2780 c69d2780 c6fae000 # [ 99.620362[] C1o0d0e.:3 4c155] ff40: b6e7c000 00000000 00000000 00000004 c6faff94 c6faff60 c059872c c0598098 6ec3e08 c1389[3 b 81 0c01.338599325] ff60: 00000000 00000000 c6faffac 2cb18f38 0000000d 0000000d b6fc3e00 00000004 78 c6ec3e6c (e1[a 0 c10000d.)3 6411] ff80: c03002e4 c6fae000 c6faffa4 c6faff98 c05987bc c05986c4 00000000 c6faffa8 # [ 99.62646[6 ] 1-0-0-.[3 7e582] ffa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e7c000 0000000d 00000000 nd trace afcb138[e b a160206.73c89753] ffc0: 0000000d 0000000d b6fc3e00 00000004 00000001 00000000 00020000 befada54 ]--- # EXEC_[S T A1C0K0:. 40m0i10] ffe0: 00000004 befad788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 ssing 'call tr[a c e1:0'0:. 4[1F0090] Backtrace: IL] not ok 31 selftests: lkdtm: 100.414550] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) EXEC_STACK.sh # [e x i1t0=01.4 25752] r7:c6faff60 r6:0000000d r5:c6bce000 r4:c6c530c0 selftests: lkdtm: EXE[C _ K1M0A0.433495] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) LOC.sh [ 100.444179] r5:c6bce000 r4:00000021 [ 100.448453] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.456473] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.464398] r9:c6faff60 r8:c309a600 r7:0000000d r6:b6e7c000 r5:c69d2780 r4:c0c2d4e8 [ 100.472154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.479992] r9:c07f4a6c r8:c6faff60 r7:c2816000 r6:b6e7c000 r5:c69d2780 r4:00000000 [ 100.487743] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.494887] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6fae000 r5:c69d2780 [ 100.502720] r4:c69d2780 [ 100.505264] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.512408] r9:c6fae000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000d r4:0000000d [ 100.520163] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.527737] Exception stack(0xc6faffa8 to 0xc6fafff0) [ 100.532797] ffa0: 0000000d 0000000d 00000001 b6e7c000 0000000d 00000000 [ 100.540983] ffc0: 0000000d 0000000d b6fc3e00 00000004 00000001 00000000 00020000 befada54 [ 100.549167] ffe0: 00000004 befad788 b6f3194f b6eb7c66 [ 100.554229] Code: eff0eb60 eff0eb80 eff0eba0 eff0ebc0 (e1a0c00d) [ 100.560332] ---[ end trace afcb138eba6267ca ]--- # Segmentation fault # [ 100.068997] lkdtm: Performing direct entry EXEC_KMALLOC # [ 100.076726] lkdtm: attempting ok execution at c0c2de78 # [ 100.084783] lkdtm: attempting bad execution at c6c530c0 # [ 100.092758] 8<--- cut here --- # [ 100.098655] Unable to handle kernel paging request at virtual address c6c530c0 # [ 100.107614] pgd = 1eecf58e # [ 100.112141] [c6c530c0] *pgd=16c1141e(bad) # [ 100.118671] Internal error: Oops: 8000000d [#5] SMP ARM # [ 100.125977] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.157682] CPU: 1 PID: 1934 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 100.167588] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.175940] PC is at 0xc6c530c0 # [ 100.181081] LR is at execute_location+0xa4/0xb4 # [ 100.188033] pc : [] lr : [] psr: 600e0013 # [ 100.196205] sp : c6fafe30 ip : 00000027 fp : c6fafe4c # [ 100.203252] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 # [ 100.210297] r7 : c6faff60 r6 : 00000001 r5 : c6c530c0 r4 : c0c2de78 # [ 100.218558] r3 : 2cb18f38 r2 : 2cb18f38 r1 : ef7965e4 r0 : 0000002b # [ 100.226908] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.235951] Control: 10c5387d Table: 16ebc04a DAC: 00000051 # [ 100.243603] Process cat (pid: 1934, stack limit = 0xc2bd1324) # [ 100.251170] Stack: (0xc6fafe30 to 0xc6fb0000) # [ 100.257437] fe20: c6c530c0 c6bce000 0000000d c6faff60 # [ 100.267609] fe40: c6fafe64 c6fafe50 c0c2dec8 c1389178 00000021 c6bce000 c6fafe74 c6fafe68 # [ 100.277867] fe60: c0c2d108 c0c2de9c c6fafe9c c6fafe78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d2780 # [ 100.288038] fe80: b6e7c000 0000000d c309a600 c6faff60 c6fafec4 c6fafea0 c07f4ad0 c0c2d4f4 # [ 100.298124] fea0: 00000000 c69d2780 b6e7c000 c2816000 c6faff60 c07f4a6c c6faff5c c6fafec8 # [ 100.308297] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6fae000 # [ 100.318555] fee0: b6e7c000 00020000 00000004 0000000d 0001fff3 c6fafee0 00000001 b6e7b000 # [ 100.328726] ff00: c5bbc500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.338984] ff20: 00000000 00000000 c139e998 2cb18f38 c205ca20 c69d2780 c69d2780 c6fae000 # [ 100.349155] ff40: b6e7c000 00000000 00000000 00000004 c6faff94 c6faff60 c059872c c0598098 # [ 100.359325] ff60: 00000000 00000000 c6faffac 2cb18f38 0000000d 0000000d b6fc3e00 00000004 # [ 100.369411] ff80: c03002e4 c6fae000 c6faffa4 c6faff98 c05987bc c05986c4 00000000 c6faffa8 # [ 100.379582] ffa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e7c000 0000000d 00000000 # [ 100.389753] ffc0: 0000000d 0000000d b6fc3e00 00000004 00000001 00000000 00020000 befada54 # [ 100.400010] ffe0: 00000004 befad788 b6f3194f b6eb7c66 800e0030 00000001 00000000 00000000 # [ 100.410090] Backtrace: # [ 100.414550] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 100.425752] r7:c6faff60 r6:0000000d r5:c6bce000 r4:c6c530c0 # [ 100.433495] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.444179] r5:c6bce000 r4:00000021 # [ 100.448453] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.456473] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.464398] r9:c6faff60 r8:c309a600 r7:0000000d r6:b6e7c000 r5:c69d2780 r4:c0c2d4e8 # [ 100.472154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.479992] r9:c07f4a6c r8:c6faff60 r7:c2816000 r6:b6e7c000 r5:c69d2780 r4:00000000 # [ 100.487743] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.494887] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6fae000 r5:c69d2780 # [ 100.502720] r4:c69d2780 # [ 100.[ 101.003107] lkdtm: Performing direct entry EXEC_VMALLOC 505264] [] (ksys_write)[ 101.011377] lkdtm: attempting ok execution at c0c2de78 from [] (sys_write+0x1[ 101.019207] lkdtm: attempting bad execution at f096c000 8/0x1c) # [ 100.512408] r9:c6f[ 101.027404] 8<--- cut here --- ae000 r8:c03002e4 r7:00000004 r6:[ 101.033267] Unable to handle kernel paging request at virtual address f096c000 b6fc3e00 r5:0000000d r4:0000000d[ 101.043465] pgd = c897e65d # [ 100.520163] [] (s[ 101.049123] [f096c000] *pgd=1294b811, *pte=493ca65f, *ppte=493ca45f ys_write) from [] (ret_[ 101.058273] Internal error: Oops: 8000000f [#6] SMP ARM [ 101.066308] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 101.095589] CPU: 0 PID: 2011 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 101.103355] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.109912] PC is at 0xf096c000 [ 101.113090] LR is at execute_location+0xa4/0xb4 [ 101.117645] pc : [] lr : [] psr: 600e0013 [ 101.123935] sp : c6cdde30 ip : c6cddd38 fp : c6cdde4c [ 101.129181] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 [ 101.134426] r7 : c6cddf60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 [ 101.140976] r3 : d3c0592e r2 : d3c0592e r1 : ef7815e0 r0 : 0000002b [ 101.147531] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 101.154690] Control: 10c5387d Table: 16f2804a DAC: 00000051 [ 101.160461] Process cat (pid: 2011, stack limit = 0x3caba92a) [ 101.166231] Stack: (0xc6cdde30 to 0xc6cde000) [ 101.170618] de20: f096c000 c6877000 0000000d c6cddf60 [ 101.178829] de40: c6cdde64 c6cdde50 c0c2defc c1389178 00000022 c6877000 c6cdde74 c6cdde68 [ 101.187038] de60: c0c2d108 c0c2dee0 c6cdde9c c6cdde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2fe00 [ 101.195248] de80: b6e1d000 0000000d c309a600 c6cddf60 c6cddec4 c6cddea0 c07f4ad0 c0c2d4f4 [ 101.203458] dea0: 00000000 c5a2fe00 b6e1d000 c2816000 c6cddf60 c07f4a6c c6cddf5c c6cddec8 [ 101.211667] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6cdc000 [ 101.219876] dee0: b6e1d000 00020000 00000004 0000000d 0001fff3 c6cddee0 00000001 b6e1c000 [ 101.228082] df00: c599b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.236291] df20: 00000000 00000000 c139e998 d3c0592e c205ca20 c5a2fe00 c5a2fe00 c6cdc000 [ 101.244498] df40: b6e1d000 00000000 00000000 00000004 c6cddf94 c6cddf60 c059872c c0598098 [ 101.252705] df60: 00000000 00000000 c6cddfac d3c0592e 0000000d 0000000d b6f64e00 00000004 [ 101.260913] df80: c03002e4 c6cdc000 c6cddfa4 c6cddf98 c05987bc c05986c4 00000000 c6cddfa8 [ 101.269120] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e1d000 0000000d 00000000 [ 101.277327] dfc0: 0000000d 0000000d b6f64e00 00000004 00000001 00000000 00020000 be9bba54 [ 101.285535] dfe0: 00000004 be9bb788 b6ed294f b6e58c66 800e0030 00000001 00000000 00000000 [ 101.293728] Backtrace: [ 101.296240] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 101.304713] r7:c6cddf60 r6:0000000d r5:c6877000 r4:f096c000 [ 101.310414] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.318790] r5:c6877000 r4:00000022 [ 101.322405] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.330453] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.338403] r9:c6cddf60 r8:c309a600 r7:0000000d r6:b6e1d000 r5:c5a2fe00 r4:c0c2d4e8 [ 101.346186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.354048] r9:c07f4a6c r8:c6cddf60 r7:c2816000 r6:b6e1d000 r5:c5a2fe00 r4:00000000 [ 101.361825] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.368992] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6cdc000 r5:c5a2fe00 [ 101.376841] r4:c5a2fe00 [ 101.379407] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.386574] r9:c6cdc000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:0000000d r4:0000000d [ 101.394351] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.401941] Exception stack(0xc6cddfa8 to 0xc6cddff0) [ 101.407020] dfa0: 0000000d 0000000d 00000001 b6e1d000 0000000d 00000000 [ 101.415229] dfc0: 0000000d 0000000d b6f64e00 00000004 00000001 00000000 00020000 be9bba54 [ 101.423431] dfe0: 00000004 be9bb788 b6ed294f b6e58c66 [ 101.428519] Code: bad PC value fast_syscall+0x0/0x28) # [ 100.[ 101.431729] ---[ end trace afcb138eba6267cb ]--- 527737] Exception stack(0xc6faffa8 to 0xc6fafff0) # [ 100.532797] ffa0: 0000000d 0000000d 00000001 b6e7c000 0000000d 00000000 # [ 100.540983] ffc0: 0000000d 0000000d b6fc3e00 00000004 00000001 00000000 00020000 befada54 # [ 100.549167] ffe0: 00000004 befad788 b6f3194f b6eb7c66 # [ 100.554229] Code: eff0eb60 eff0eb80 eff0eba0 eff0ebc0 (e1a0c00d) # [ 100.560332] ---[ end trace afcb138eba6267ca ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 101.003107] lkdtm: Performing direct entry EXEC_VMALLOC # [ 101.011377] lkdtm: attempting ok execution at c0c2de78 # [ 101.019207] lkdtm: attempting bad execution at f096c000 # [ 101.027404] 8<--- cut here --- # [ 101.033267] Unable to handle kernel paging request at virtual address f096c000 # [ 101.043465] pgd = c897e65d # [ 101.049123] [f096c000] *pgd=1294b811, *pte=493ca65f, *ppte=493ca45f # [ 101.058273] Internal error: Oops: 8000000f [#6] SMP ARM # [ 101.066308] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.095589] CPU: 0 PID: 2011 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 101.103355] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.109912] PC is at 0xf096c000 # [ 101.113090] LR is at execute_location+0xa4/0xb4 # [ 101.117645] pc : [] lr : [] psr: 600e0013 # [ 101.123935] sp : c6cdde30 ip : c6cddd38 fp : c6cdde4c # [ 101.129181] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 # [ 101.134426] r7 : c6cddf60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 # [ 101.140976] r3 : d3c0592e r2 : d3c0592e r1 : ef7815e0 r0 : 0000002b # [ 101.147531] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.154690] Control: 10c5387d Table: 16f2804a DAC: 00000051 # [ 101.160461] Process cat (pid: 2011, stack limit = 0x3caba92a) # [ 101.166231] Stack: (0xc6cdde30 to 0xc6cde000) # [ 101.170618] de20: f096c000 c6877000 0000000d c6cddf60 # [ 101.178829] de40: c6cdde64 c6cdde50 c0c2defc c1389178 00000022 c6877000 c6cdde74 c6cdde68 # [ 101.187038] de60: c0c2d108 c0c2dee0 c6cdde9c c6cdde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2fe00 # [ 101.195248] de80: b6e1d000 0000000d c309a600 c6cddf60 c6cddec4 c6cddea0 c07f4ad0 c0c2d4f4 # [ 101.203458] dea0: 00000000 c5a2fe00 b6e1d000 c2816000 c6cddf60 c07f4a6c c6cddf5c c6cddec8 # [ 101.211667] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6cdc000 # [ 101.219876] dee0: b6e1d000 00020000 00000004 0000000d 0001fff3 c6cddee0 00000001 b6e1c000 # [ 101.228082] df00: c599b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.236291] df20: 00000000 00000000 c139e998 d3c0592e c205ca20 c5a2fe00 c5a2fe00 c6cdc000 # [ 101.244498] df40: b6e1d000 00000000 00000000 00000004 c6cddf94 c6cddf60 c059872c c0598098 # [ 101.252705] df60: 00000000 00000000 c6cddfac d3c0592e 0000000d 0000000d b6f64e00 00000004 # [ 101.260913] df80: c03002e4 c6cdc000 c6cddfa4 c6cddf98 c05987bc c05986c4 00000000 c6cddfa8 # [ 101.269120] dfa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e1d000 0000000d 00000000 # [ 101.277327] dfc0: 0000000d 0000000d b6f64e00 00000004 00000001 00000000 00020000 be9bba54 # [ 101.285535] dfe0: 00000004 be9bb788 b6ed294f b6e58c66 800e0030 00000001 00000000 00000000 # [ 101.293728] Backtrace: # [ 101.296240] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 101.304713] r7:c6cddf60 r6:0000000d r5:c6877000 r4:f096c000 # [ 101.310414] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.318790] r5:c6877000 r4:00000022 # [ 101.322405] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.330453] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.338403] r9:c6cddf60 r8:c309a600 r7:0000000d r6:b6e1d000 r5:c5a2fe00 r4:c0c2d4e8 # [ 101.346186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.354048] r9:c07f4a6c r8:c6cddf60 r7:c2816000 r6:b6e1d000 r5:c5a2fe00 r4:00000000 # [ 101.361825[ 101.882749] lkdtm: Performing direct entry EXEC_RODATA ] [] (vfs_write) from [[ 101.889787] lkdtm: attempting ok execution at c0c2de78 ] (ksys_write+0x74/0xec[ 101.897867] lkdtm: attempting bad execution at c15e7fdc ) # [ 101.368992] r10:00000004[ 101.905868] 8<--- cut here --- r9:00000000 [r 8 :100010.091010730] Unable to handle kernel paging request at virtual address c15e7fdc 0 r7:b6e1d00[0 r160:1c.69c2d0c860] pgd = f3caa21f 00 r5:c5a2fe00 # [ 101[. 3 71601.925474] [c15e7fdc] *pgd=1141941e(bad) 41] r4:c5a2fe00 #[ [ 1 0110.131918] Internal error: Oops: 8000000d [#7] SMP ARM .379407] [] (ksys_write[ 101.939307] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ) from [ ] 1(0s1y.s9_1011] CPU: 3 PID: 2088 Comm: cat Tainted: G D W 5.10.131-cip13 #1 write+0x18[/ 0 x110c1).9 8#0 8[31] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 101.386574] r9:c6cdc000 r8[: c 101.989192] PC is at lkdtm_rodata_do_nothing+0x0/0x10 3002e4 r7:000000[0 4 1r061:.b9696839] LR is at execute_location+0xa4/0xb4 64e00 r5:00[0 0 010002d. 0r043:409] pc : [] lr : [] psr: 600e0013 000000d[ # 1[0 2 .1001115.3339 sp : c5f49e38 ip : c5f49d40 fp : c5f49e54 4351] [0]1 8(4s06] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 s_writ[e )1 0f2r.o0m2 5[4<5c20]3r7 : c5f49f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 000c0>] (ret_[f a s1t0_2s.y0s3c3a43] r3 : 6f392199 r2 : 6f392199 r1 : ef7c05e0 r0 : 0000002b ll+0x0/0x28) [# [1 0 21.0014.1979] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 01941] Exce[p t i1o0n2 .s0t5a1c1k6] Control: 10c5387d Table: 16fac04a DAC: 00000051 (0xc6cddfa[8 t1o0 2.00x5c866c7d] Process cat (pid: 2088, stack limit = 0x141b2d02) dff0) # [[ 110012..40067601254] Stack: (0xc5f49e38 to 0xc5f4a000) ] dfa0: [ 1 0 2 . 0 7 2334] 9e20: 00000023 c6e49000 0000000d 0000000d[ 0 0100020.082508] 9e40: 0000000c c5f49f60 c5f49e64 c5f49e58 c13893f8 c1389178 c5f49e74 c5f49e68 01 b6e1d000 0000[0 0 01d0 20.00092850] 9e60: c0c2d108 c13893e0 c5f49e9c c5f49e78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d2780 0000 # [ 101.41[5 2 2190]2 .d1f3109] 9e80: b6e09000 0000000c c309a600 c5f49f60 c5f49ec4 c5f49ea0 c07f4ad0 c0c2d4f4 c0: 0000000d 000[0 0 0100d2 .b1613366] 9ea0: 00000000 c69d2780 b6e09000 c2816000 c5f49f60 c07f4a6c c5f49f5c c5f49ec8 64e00 00000004[ 0 0100020.010213625] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5f48000 00000000 00020000[ b e190b2b.a153797] 9ee0: b6e09000 00020000 00000004 0000000c 0001fff4 c5f49ee0 00000001 b6e08000 4 # [ 101.423[4 3 11]0 2d.f1e40053] 9f00: c2fdb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : 00000004 be9bb7[8 8 1b062e.d124225] 9f20: 00000000 00000000 c139e998 6f392199 c205ca20 c69d2780 c69d2780 c5f48000 94f b6e58c66 #[ [ 1 0120.11.64483] 9f40: b6e09000 00000000 00000000 00000004 c5f49f94 c5f49f60 c059872c c0598098 28519] Code: ba[d P1C0 2v.a1l7u654] 9f60: 00000000 00000000 c5f49fac 6f392199 0000000c 0000000c b6f50e00 00000004 e # [ 101.4317[2 9 ]1 0-2.-1-8[825] 9f80: c03002e4 c5f48000 c5f49fa4 c5f49f98 c05987bc c05986c4 00000000 c5f49fa8 end trace afcb13[8 e b1a0622.6174996] 9fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e09000 0000000c 00000000 cb ]--- # EXEC[_ V M1A0L2L.O2C0:254] 9fc0: 0000000c 0000000c b6f50e00 00000004 00000001 00000000 00020000 beee5a54 missing 'call t[r a c1e0:2'.:2 15426] 9fe0: 00000004 beee5788 b6ebe94f b6e44c66 800e0030 00000001 00000000 00000000 FAIL] not ok [3 3 1s0e2l.f2t2e5678] Backtrace: ts: lkdtm: EXEC_VMALLO[C . s1h0 2.230127] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) exit=1 # selfte[s t s1:0 2l.k2d0817] r7:c5f49f60 r6:0000000c r5:c6e49000 r4:00000023 tm: EXEC_RODATA.sh [ 102.248564] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.258557] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.266576] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.274501] r9:c5f49f60 r8:c309a600 r7:0000000c r6:b6e09000 r5:c69d2780 r4:c0c2d4e8 [ 102.282257] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.290094] r9:c07f4a6c r8:c5f49f60 r7:c2816000 r6:b6e09000 r5:c69d2780 r4:00000000 [ 102.297848] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.304991] r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c5f48000 r5:c69d2780 [ 102.312826] r4:c69d2780 [ 102.315370] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.322512] r9:c5f48000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:0000000c r4:0000000c [ 102.330266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.337840] Exception stack(0xc5f49fa8 to 0xc5f49ff0) [ 102.342899] 9fa0: 0000000c 0000000c 00000001 b6e09000 0000000c 00000000 [ 102.351084] 9fc0: 0000000c 0000000c b6f50e00 00000004 00000001 00000000 00020000 beee5a54 [ 102.359267] 9fe0: 00000004 beee5788 b6ebe94f b6e44c66 [ 102.364327] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 102.370432] ---[ end trace afcb138eba6267cc ]--- # Segmentation fault # [ 101.882749] lkdtm: Performing direct entry EXEC_RODATA # [ 101.889787] lkdtm: attempting ok execution at c0c2de78 # [ 101.897867] lkdtm: attempting bad execution at c15e7fdc # [ 101.905868] 8<--- cut here --- # [ 101.911730] Unable to handle kernel paging request at virtual address c15e7fdc # [ 101.920860] pgd = f3caa21f # [ 101.925474] [c15e7fdc] *pgd=1141941e(bad) # [ 101.931918] Internal error: Oops: 8000000d [#7] SMP ARM # [ 101.939307] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.971011] CPU: 3 PID: 2088 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 101.980831] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.989192] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 101.996839] LR is at execute_location+0xa4/0xb4 # [ 102.003449] pc : [] lr : [] psr: 600e0013 # [ 102.011533] sp : c5f49e38 ip : c5f49d40 fp : c5f49e54 # [ 102.018406] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 # [ 102.025452] r7 : c5f49f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 102.033543] r3 : 6f392199 r2 : 6f392199 r1 : ef7c05e0 r0 : 0000002b # [ 102.041979] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.051106] Control: 10c5387d Table: 16fac04a DAC: 00000051 # [ 102.058673] Process cat (pid: 2088, stack limit = 0x141b2d02) # [ 102.066154] Stack: (0xc5f49e38 to 0xc5f4a000) # [ 102.072334] 9e20: 00000023 c6e49000 # [ 102.082508] 9e40: 0000000c c5f49f60 c5f49e64 c5f49e58 c13893f8 c1389178 c5f49e74 c5f49e68 # [ 102.092850] 9e60: c0c2d108 c13893e0 c5f49e9c c5f49e78 c0c2d608 c0c2d0e8 c0c2d4e8 c69d2780 # [ 102.103109] 9e80: b6e09000 0000000c c309a600 c5f49f60 c5f49ec4 c5f49ea0 c07f4ad0 c0c2d4f4 # [ 102.113366] 9ea0: 00000000 c69d2780 b6e09000 c2816000 c5f49f60 c07f4a6c c5f49f5c c5f49ec8 # [ 102.123625] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5f48000 # [ 102.133797] 9ee0: b6e09000 00020000 00000004 0000000c 0001fff4 c5f49ee0 00000001 b6e08000 # [ 102.144053] 9f00: c2fdb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.154225] 9f20: 00000000 00000000 c139e998 6f392199 c205ca20 c69d2780 c69d2780 c5f48000 # [ 102.164483] 9f40: b6e09000 00000000 00000000 00000004 c5f49f94 c5f49f60 c059872c c0598098 # [ 102.174654] 9f60: 00000000 00000000 c5f49fac 6f392199 0000000c 0000000c b6f50e00 00000004 # [ 102.184825] 9f80: c03002e4 c5f48000 c5f49fa4 c5f49f98 c05987bc c05986c4 00000000 c5f49fa8 # [ 102.194996] 9fa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e09000 0000000c 00000000 # [ 102.205254] 9fc0: 0000000c 0000000c b6f50e00 00000004 00000001 00000000 00020000 beee5a54 # [ 102.215426] 9fe0: 00000004 beee5788 b6ebe94f b6e44c66 800e0030 00000001 00000000 00000000 # [ 102.225678] Backtrace: # [ 102.230127] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 102.240817] r7:c5f49f60 r6:0000000c r5:c6e49000 r4:00000023 # [ 102.248564] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.258557] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.266576] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.274501] r9:c5f49f60 r8:c309a600 r7:0000000c r6:b6e09000 r5:c69d2780 r4:c0c2d4e8 # [ 102.282257] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.290094] r9:c07f4a6c r8:c5f49f60 r7:c2816000 r[ 102.815119] lkdtm: Performing direct entry EXEC_USERSPACE 6:b6e09000 r5:c69d2780 r4:0000000[ 102.823144] lkdtm: attempting ok execution at c0c2de78 0 # [ 102.297848] [] [ 102.831526] lkdtm: attempting bad execution at b6f1e000 (vfs_write) from [] (ks[ 102.839419] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1e000 [ 102.849374] Internal error: : b [#8] SMP ARM [ 102.853671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 102.882949] CPU: 0 PID: 2164 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 102.890716] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.897276] PC is at 0xb6f1e000 [ 102.900461] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 102.905365] pc : [] lr : [] psr: 600e0013 [ 102.911655] sp : c5ee5e48 ip : c5ee5d50 fp : c5ee5e64 [ 102.916901] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 [ 102.922148] r7 : c5ee5f60 r6 : 0000000f r5 : c6a64000 r4 : b6f1e000 [ 102.928699] r3 : 821811c0 r2 : 821811c0 r1 : ef7815e0 r0 : 0000002b [ 102.935255] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.942414] Control: 10c5387d Table: 16ec004a DAC: 00000051 [ 102.948187] Process cat (pid: 2164, stack limit = 0x79d9c438) [ 102.953957] Stack: (0xc5ee5e48 to 0xc5ee6000) [ 102.958346] 5e40: 00000001 00000000 0000000f 00000024 c5ee5e74 c5ee5e68 [ 102.966556] 5e60: c0c2d108 c0c2df14 c5ee5e9c c5ee5e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b7fa40 [ 102.974767] 5e80: b6dd8000 0000000f c309a600 c5ee5f60 c5ee5ec4 c5ee5ea0 c07f4ad0 c0c2d4f4 [ 102.982977] 5ea0: 00000000 c5b7fa40 b6dd8000 c2816000 c5ee5f60 c07f4a6c c5ee5f5c c5ee5ec8 [ 102.991188] 5ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5ee4000 [ 102.999397] 5ee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c5ee5ee0 00000001 b6dd7000 [ 103.007603] 5f00: c5bc5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 103.015812] 5f20: 00000000 00000000 c139e998 821811c0 c205ca20 c5b7fa40 c5b7fa40 c5ee4000 [ 103.024019] 5f40: b6dd8000 00000000 00000000 00000004 c5ee5f94 c5ee5f60 c059872c c0598098 [ 103.032226] 5f60: 00000000 00000000 c5ee5fac 821811c0 0000000f 0000000f b6f1fe00 00000004 [ 103.040434] 5f80: c03002e4 c5ee4000 c5ee5fa4 c5ee5f98 c05987bc c05986c4 00000000 c5ee5fa8 [ 103.048642] 5fa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 [ 103.056850] 5fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 befe3a54 [ 103.065056] 5fe0: 00000004 befe3788 b6e8d94f b6e13c66 800e0030 00000001 00000000 00000000 [ 103.073249] Backtrace: [ 103.075757] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.084306] r4:00000024 [ 103.086880] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.094930] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.102880] r9:c5ee5f60 r8:c309a600 r7:0000000f r6:b6dd8000 r5:c5b7fa40 r4:c0c2d4e8 [ 103.110665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.118529] r9:c07f4a6c r8:c5ee5f60 r7:c2816000 r6:b6dd8000 r5:c5b7fa40 r4:00000000 [ 103.126306] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.133473] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5ee4000 r5:c5b7fa40 [ 103.141323] r4:c5b7fa40 [ 103.143890] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.151057] r9:c5ee4000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000000f r4:0000000f [ 103.158839] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.166432] Exception stack(0xc5ee5fa8 to 0xc5ee5ff0) [ 103.171513] 5fa0: 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 [ 103.179722] 5fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 befe3a54 [ 103.187925] 5fe0: 00000004 befe3788 b6e8d94f b6e13c66 [ 103.193013] Code: bad PC value [ 103.196105] ---[ end trace afcb138eba6267cd ]--- ys_write+0x74/0xec) # [ 102.304991] r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c5f48000 r5:c69d2780 # [ 102.312826] r4:c69d2780 # [ 102.315370] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.322512] r9:c5f48000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:0000000c r4:0000000c # [ 102.330266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.337840] Exception stack(0xc5f49fa8 to 0xc5f49ff0) # [ 102.342899] 9fa0: 0000000c 0000000c 00000001 b6e09000 0000000c 00000000 # [ 102.351084] 9fc0: 0000000c 0000000c b6f50e00 00000004 00000001 00000000 00020000 beee5a54 # [ 102.359267] 9fe0: 00000004 beee5788 b6ebe94f b6e44c66 # [ 102.364327] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 102.370432] ---[ end trace afcb138eba6267cc ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 102.815119] lkdtm: Performing direct entry EXEC_USERSPACE # [ 102.823144] lkdtm: attempting ok execution at c0c2de78 # [ 102.831526] lkdtm: attempting bad execution at b6f1e000 # [ 102.839419] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1e000 # [ 102.849374] Internal error: : b [#8] SMP ARM # [ 102.853671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 102.882949] CPU: 0 PID: 2164 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 102.890716] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.897276] PC is at 0xb6f1e000 # [ 102.900461] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 102.905365] pc : [] lr : [] psr: 600e0013 # [ 102.911655] sp : c5ee5e48 ip : c5ee5d50 fp : c5ee5e64 # [ 102.916901] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 # [ 102.922148] r7 : c5ee5f60 r6 : 0000000f r5 : c6a64000 r4 : b6f1e000 # [ 102.928699] r3 : 821811c0 r2 : 821811c0 r1 : ef7815e0 r0 : 0000002b # [ 102.935255] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.942414] Control: 10c5387d Table: 16ec004a DAC: 00000051 # [ 102.948187] Process cat (pid: 2164, stack limit = 0x79d9c438) # [ 102.953957] Stack: (0xc5ee5e48 to 0xc5ee6000) # [ 102.958346] 5e40: 00000001 00000000 0000000f 00000024 c5ee5e74 c5ee5e68 # [ 102.966556] 5e60: c0c2d108 c0c2df14 c5ee5e9c c5ee5e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b7fa40 # [ 102.974767] 5e80: b6dd8000 0000000f c309a600 c5ee5f60 c5ee5ec4 c5ee5ea0 c07f4ad0 c0c2d4f4 # [ 102.982977] 5ea0: 00000000 c5b7fa40 b6dd8000 c2816000 c5ee5f60 c07f4a6c c5ee5f5c c5ee5ec8 # [ 102.991188] 5ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5ee4000 # [ 102.999397] 5ee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c5ee5ee0 00000001 b6dd7000 # [ 103.007603] 5f00: c5bc5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.015812] 5f20: 00000000 00000000 c139e998 821811c0 c205ca20 c5b7fa40 c5b7fa40 c5ee4000 # [ 103.024019] 5f40: b6dd8000 00000000 00000000 00000004 c5ee5f94 c5ee5f60 c059872c c0598098 # [ 103.032226] 5f60: 00000000 00000000 c5ee5fac 821811c0 0000000f 0000000f b6f1fe00 00000004 # [ 103.040434] 5f80: c03002e4 c5ee4000 c5ee5fa4 c5ee5f98 c05987bc c05986c4 00000000 c5ee5fa8 # [ 103.048642] 5fa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 # [ 103.056850] 5fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 befe3a54 # [ 103.065056] 5fe0: 00000004 befe3788 b6e8d94f b6e13c66 800e0030 00000001 00000000 00000000 # [ 103.073249] Backtrace: # [ 103.075757] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.084306] r4:00000024 # [ 103.086880] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.094930] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.102880] r9:c5ee5f60 r8:c309a600 r7:0000000f r6:b6dd8000 r5:c5b7fa40 r4:c0c2d4e8 # [ 103.110665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.118529] r9:c07f4a6c r8:c5ee5f60 r7:c2816000 r6:b6dd8000 r5:c5b7fa40 r4:00000000 # [ 103.126306] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.133473] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c5ee4000 r5:c5b7fa40 # [ 103.141323[ 103.622504] lkdtm: Performing direct entry EXEC_NULL ] r4:c5b7fa40 # [ 103.143890] [ 103.629726] lkdtm: attempting ok execution at c0c2de78 [] (ksys_write) from [<[ 103.637769] lkdtm: attempting bad execution at 00000000 c05987bc>] (sys_write+0x18/0x1c)[ 103.645810] 8<--- cut here --- # [ 103.151057] r9:c5ee4000 r8[ 103.651687] Unable to handle kernel NULL pointer dereference at virtual address 00000000 :c03002e4 r7:00000004 r6:b6f1fe00[ 103.662708] pgd = 43608b90 r5:0000000f r4:0000000f # [ 10[ 103.668258] [00000000] *pgd=00000000 3.158839] [] (sys_write[ 103.674699] Internal error: Oops: 80000005 [#9] SMP ARM ) from [] (ret_fast_sys[ 103.682732] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 call+0x0/0x28) # [ 1[0 3 .11063.714438] CPU: 1 PID: 2235 Comm: cat Tainted: G D W 5.10.131-cip13 #1 432] Exceptio[n s1t0a3c.k7(204x19] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c5ee5fa8 to 0xc5ee5ff0)[ #1 0[.732962] PC is at 0x0 103.171513] 5fa0: [ 1 03.737841] LR is at execute_location+0xa4/0xb4 0000000[f 0100030.07044794] pc : [<00000000>] lr : [] psr: 600e0013 f 00000001 b[6 d d180030.07 5030140] sp : c6cdde38 ip : c6cddd40 fp : c6cdde54 0000f 000[0 0 100030.7 6#0 2[7 2] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 103.179722] 5fc[0 : 100030.07607235] r7 : c6cddf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 0f 0000000f [b 6 f110f3e.0707 50756] r3 : 3af57a3c r2 : 3af57a3c r1 : ef7965e0 r0 : 0000002b 000004 00000001[ 0 0100030.07080195] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00020000 befe[3 a15043. 7#9 3[24] Control: 10c5387d Table: 169f004a DAC: 00000051 103.187925] 5f[e 0 :1 0030.08000981] Process cat (pid: 2235, stack limit = 0x3caba92a) 004 befe3788 b[6 e 81d0934.f8 0b8806] Stack: (0xc6cdde38 to 0xc6cde000) e13c66 # [ 103.1[9 3 011033]. 815162] de20: 00000025 c6836000 ode: bad PC value # [[ 110033.825509] de40: 0000000a c6cddf60 c6cdde64 c6cdde58 c138941c c1389178 c6cdde74 c6cdde68 196105] ---[ end tr[a c e1 0a3f.c36027] de60: c0c2d108 c1389408 c6cdde9c c6cdde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2e8c0 b138eba6267cd ]--- #[ E 1X0E3C.846373] de80: b6e7b000 0000000a c309a600 c6cddf60 c6cddec4 c6cddea0 c07f4ad0 c0c2d4f4 USERSPACE: missing 'c[a l l1 0t3r856805] dea0: 00000000 c5a2e8c0 b6e7b000 c2816000 c6cddf60 c07f4a6c c6cddf5c c6cddec8 ace:': [FAIL] not o[k 3150 3s.867238] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6cdc000 lftests: lkdtm: EX[E C _1U0S3E.R877668] dee0: b6e7b000 00020000 00000004 0000000a 0001fff6 c6cddee0 00000001 b6e7a000 PACE.sh # exit=1[ # 1s0e3l.f8t8013] df00: c5bbd540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ests: lkdtm: EXEC_NUL[L . s1h03 898274] df20: 00000000 00000000 c139e998 3af57a3c c205ca20 c5a2e8c0 c5a2e8c0 c6cdc000 [ 103.908705] df40: b6e7b000 00000000 00000000 00000004 c6cddf94 c6cddf60 c059872c c0598098 [ 103.916896] df60: 00000000 00000000 c6cddfac 3af57a3c 0000000a 0000000a b6fc2e00 00000004 [ 103.925086] df80: c03002e4 c6cdc000 c6cddfa4 c6cddf98 c05987bc c05986c4 00000000 c6cddfa8 [ 103.933275] dfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7b000 0000000a 00000000 [ 103.941464] dfc0: 0000000a 0000000a b6fc2e00 00000004 00000001 00000000 00020000 be81fa54 [ 103.949654] dfe0: 00000004 be81f788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 [ 103.957836] Backtrace: [ 103.960307] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 103.968496] r7:c6cddf60 r6:0000000a r5:c6836000 r4:00000025 [ 103.974177] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.982283] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.990307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.998235] r9:c6cddf60 r8:c309a600 r7:0000000a r6:b6e7b000 r5:c5a2e8c0 r4:c0c2d4e8 [ 104.005997] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.013842] r9:c07f4a6c r8:c6cddf60 r7:c2816000 r6:b6e7b000 r5:c5a2e8c0 r4:00000000 [ 104.021600] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.028748] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6cdc000 r5:c5a2e8c0 [ 104.036586] r4:c5a2e8c0 [ 104.039133] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.046281] r9:c6cdc000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:0000000a r4:0000000a [ 104.054040] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.061618] Exception stack(0xc6cddfa8 to 0xc6cddff0) [ 104.066682] dfa0: 0000000a 0000000a 00000001 b6e7b000 0000000a 00000000 [ 104.074872] dfc0: 0000000a 0000000a b6fc2e00 00000004 00000001 00000000 00020000 be81fa54 [ 104.083059] dfe0: 00000004 be81f788 b6f3094f b6eb6c66 [ 104.088126] Code: bad PC value [ 104.091294] ---[ end trace afcb138eba6267ce ]--- # Segmentation fault # [ 103.622504] lkdtm: Performing direct entry EXEC_NULL # [ 103.629726] lkdtm: attempting ok execution at c0c2de78 # [ 103.637769] lkdtm: attempting bad execution at 00000000 # [ 103.645810] 8<--- cut here --- # [ 103.651687] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 103.662708] pgd = 43608b90 # [ 103.668258] [00000000] *pgd=00000000 # [ 103.674699] Internal error: Oops: 80000005 [#9] SMP ARM # [ 103.682732] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 103.714438] CPU: 1 PID: 2235 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 103.724519] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.732962] PC is at 0x0 # [ 103.737841] LR is at execute_location+0xa4/0xb4 # [ 103.744794] pc : [<00000000>] lr : [] psr: 600e0013 # [ 103.753140] sp : c6cdde38 ip : c6cddd40 fp : c6cdde54 # [ 103.760272] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 # [ 103.767235] r7 : c6cddf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 # [ 103.775756] r3 : 3af57a3c r2 : 3af57a3c r1 : ef7965e0 r0 : 0000002b # [ 103.784195] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.793324] Control: 10c5387d Table: 169f004a DAC: 00000051 # [ 103.800981] Process cat (pid: 2235, stack limit = 0x3caba92a) # [ 103.808806] Stack: (0xc6cdde38 to 0xc6cde000) # [ 103.815162] de20: 00000025 c6836000 # [ 103.825509] de40: 0000000a c6cddf60 c6cdde64 c6cdde58 c138941c c1389178 c6cdde74 c6cdde68 # [ 103.836027] de60: c0c2d108 c1389408 c6cdde9c c6cdde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a2e8c0 # [ 103.846373] de80: b6e7b000 0000000a c309a600 c6cddf60 c6cddec4 c6cddea0 c07f4ad0 c0c2d4f4 # [ 103.856805] dea0: 00000000 c5a2e8c0 b6e7b000 c2816000 c6cddf60 c07f4a6c c6cddf5c c6cddec8 # [ 103.867238] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6cdc000 # [ 103.877668] dee0: b6e7b000 00020000 00000004 0000000a 0001fff6 c6cddee0 00000001 b6e7a000 # [ 103.888013] df00: c5bbd540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.898274] df20: 00000000 00000000 c139e998 3af57a3c c205ca20 c5a2e8c0 c5a2e8c0 c6cdc000 # [ 103.908705] df40: b6e7b000 00000000 00000000 00000004 c6cddf94 c6cddf60 c059872c c0598098 # [ 103.916896] df60: 00000000 00000000 c6cddfac 3af57a3c 0000000a 0000000a b6fc2e00 00000004 # [ 103.925086] df80: c03002e4 c6cdc000 c6cddfa4 c6cddf98 c05987bc c05986c4 00000000 c6cddfa8 # [ 103.933275] dfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7b000 0000000a 00000000 # [ 103.941464] dfc0: 0000000a 0000000a b6fc2e00 00000004 00000001 00000000 00020000 be81fa54 # [ 103.949654] dfe0: 00000004 be81f788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 # [ 103.957836] Backtrace: # [ 103.960307] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 103.968496] r7:c6cddf60 r6:0000000a r5:c6836000 r4:00000025 # [ 103.974177] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.982283] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.990307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.998235] r9:c6cddf60 r8:c309a600 r7:0000000a r6:b6e7b000 r5:c5a2e8c0 r4:c0c2d4e8 # [ 104.005997] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.013842] r9:c07f4a6c r8:c6cddf60 r7:c2816000 r6:b6e7b000 r5:c5a2e8c0 r4:00000000 # [ 104.021600] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.028748] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6cdc000 r5:c5a2e8c0 # [ 104.036586] r4:c5a2e8c0 # [ 104.039133] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.046281[ 104.551005] lkdtm: Performing direct entry ACCESS_USERSPACE ] r9:c6cdc000 r8:c03002e4 r7:000[ 104.559366] lkdtm: attempting bad read at b6fb5000 00004 r6:b6fc2e00 r5:0000000a r4:[ 104.566845] 8<--- cut here --- 0000000a # [ 104.05404[ 0 ]1 0[.572699] Unhandled fault: page domain fault (0x01b) at 0xb6fb5000 ] (sys[_w r1i0t4e.)5 81400] pgd = 3180503e rom [] (ret_fast_syscal[ 104.586201] [b6fb5000] *pgd=49a67831 l+0x0/0x28) # [ 104.061618] Exc 104.592654] Internal error: : 1b [#10] SMP ARM eption stack(0xc6cddfa8 to 0xc6cd[ 104.599874] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 dff0) # [ 104.066682] dfa0: [ 104.631593] CPU: 3 PID: 2311 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [0 0 0100040.06a4 195] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000a 00000001 b6e7b000 000000[ 104.650755] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 0a 00000000 # [ 104.074872] dfc[ 104.658851] LR is at __irq_work_queue_local+0x40/0x74 0: 0000000a 000000[0 a 1b064f.c666752] pc : [] lr : [] psr: 600e0013 e00 00000004 00000[0 0 110 40.0605196] sp : c6d79e38 ip : c6d79d40 fp : c6d79e64 00000 00020000 be81f[a 5 410 4#.682512] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 [ 104.083059] d[f e 01:0 40.06090000] r7 : c6d79f60 r6 : 00000051 r5 : c6d78000 r4 : b6fb5000 0004 be81f788 b6f3[0 9 41f0 4b.6698620] r3 : ec2cb5ad r2 : ec2cb5ad r1 : ef7c05e0 r0 : 00000026 b6c66 # [ 104.0[8 8 112064]. 7C7324] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ode: bad PC value[ # 10[4 . 716550] Control: 10c5387d Table: 16eb804a DAC: 00000051 04.091294] ---[ end tr[a c e1 0a4.724387] Process cat (pid: 2311, stack limit = 0x12818253) cb138eba6267ce ]--- #[ E X1E0C4.732482] Stack: (0xc6d79e38 to 0xc6d7a000) NULL: missing 'call tra[c e :1'0:.739191] 9e20: 00000022 00000000 [FAIL] not ok 36 selftests: lk[ 104.749726] 9e40: 00000000 ec2cb5ad c6d79e6c 00000026 c5fc1000 00000011 c6d79e74 c6d79e68 tm: EXEC_NULL.sh # exit=1 # [s e104.760684] 9e60: c0c2d108 c0c2dfe8 c6d79e9c c6d79e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b0c8c0 lftests: lkdtm: ACCESS_USERS[P A 104.771472] 9e80: b6e6f000 00000011 c309a600 c6d79f60 c6d79ec4 c6d79ea0 c07f4ad0 c0c2d4f4 E.sh [ 104.782260] 9ea0: 00000000 c6b0c8c0 b6e6f000 c2816000 c6d79f60 c07f4a6c c6d79f5c c6d79ec8 [ 104.790965] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6d78000 [ 104.799173] 9ee0: b6e6f000 00020000 00000004 00000011 0001ffef c6d79ee0 00000001 b6e6e000 [ 104.807380] 9f00: c6b08140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.815588] 9f20: 00000000 00000000 c139e998 ec2cb5ad c205ca20 c6b0c8c0 c6b0c8c0 c6d78000 [ 104.823796] 9f40: b6e6f000 00000000 00000000 00000004 c6d79f94 c6d79f60 c059872c c0598098 [ 104.832004] 9f60: 00000000 00000000 c6d79fac ec2cb5ad 00000011 00000011 b6fb6e00 00000004 [ 104.840213] 9f80: c03002e4 c6d78000 c6d79fa4 c6d79f98 c05987bc c05986c4 00000000 c6d79fa8 [ 104.848419] 9fa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e6f000 00000011 00000000 [ 104.856627] 9fc0: 00000011 00000011 b6fb6e00 00000004 00000001 00000000 00020000 bee4ea54 [ 104.864835] 9fe0: 00000004 bee4e788 b6f2494f b6eaac66 800e0030 00000001 00000000 00000000 [ 104.873028] Backtrace: [ 104.875538] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.884265] r6:00000011 r5:c5fc1000 r4:00000026 [ 104.888920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.896966] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.904917] r9:c6d79f60 r8:c309a600 r7:00000011 r6:b6e6f000 r5:c6b0c8c0 r4:c0c2d4e8 [ 104.912702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.920568] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e6f000 r5:c6b0c8c0 r4:00000000 [ 104.928346] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.935513] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6d78000 r5:c6b0c8c0 [ 104.943364] r4:c6b0c8c0 [ 104.945934] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.953102] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000011 r4:00000011 [ 104.960882] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.968473] Exception stack(0xc6d79fa8 to 0xc6d79ff0) [ 104.973553] 9fa0: 00000011 00000011 00000001 b6e6f000 00000011 00000000 [ 104.981760] 9fc0: 00000011 00000011 b6fb6e00 00000004 00000001 00000000 00020000 bee4ea54 [ 104.989963] 9fe0: 00000004 bee4e788 b6f2494f b6eaac66 [ 104.995047] Code: e1a01004 e3000770 e34c01ad eb1d4123 (e5943000) [ 105.001173] ---[ end trace afcb138eba6267cf ]--- # Segmentation fault # [ 104.551005] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 104.559366] lkdtm: attempting bad read at b6fb5000 # [ 104.566845] 8<--- cut here --- # [ 104.572699] Unhandled fault: page domain fault (0x01b) at 0xb6fb5000 # [ 104.581400] pgd = 3180503e # [ 104.586201] [b6fb5000] *pgd=49a67831 # [ 104.592654] Internal error: : 1b [#10] SMP ARM # [ 104.599874] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 104.631593] CPU: 3 PID: 2311 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 104.642195] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.650755] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 104.658851] LR is at __irq_work_queue_local+0x40/0x74 # [ 104.666752] pc : [] lr : [] psr: 600e0013 # [ 104.675196] sp : c6d79e38 ip : c6d79d40 fp : c6d79e64 # [ 104.682512] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 # [ 104.690000] r7 : c6d79f60 r6 : 00000051 r5 : c6d78000 r4 : b6fb5000 # [ 104.698620] r3 : ec2cb5ad r2 : ec2cb5ad r1 : ef7c05e0 r0 : 00000026 # [ 104.707324] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.716550] Control: 10c5387d Table: 16eb804a DAC: 00000051 # [ 104.724387] Process cat (pid: 2311, stack limit = 0x12818253) # [ 104.732482] Stack: (0xc6d79e38 to 0xc6d7a000) # [ 104.739191] 9e20: 00000022 00000000 # [ 104.749726] 9e40: 00000000 ec2cb5ad c6d79e6c 00000026 c5fc1000 00000011 c6d79e74 c6d79e68 # [ 104.760684] 9e60: c0c2d108 c0c2dfe8 c6d79e9c c6d79e78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b0c8c0 # [ 104.771472] 9e80: b6e6f000 00000011 c309a600 c6d79f60 c6d79ec4 c6d79ea0 c07f4ad0 c0c2d4f4 # [ 104.782260] 9ea0: 00000000 c6b0c8c0 b6e6f000 c2816000 c6d79f60 c07f4a6c c6d79f5c c6d79ec8 # [ 104.790965] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6d78000 # [ 104.799173] 9ee0: b6e6f000 00020000 00000004 00000011 0001ffef c6d79ee0 00000001 b6e6e000 # [ 104.807380] 9f00: c6b08140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.815588] 9f20: 00000000 00000000 c139e998 ec2cb5ad c205ca20 c6b0c8c0 c6b0c8c0 c6d78000 # [ 104.823796] 9f40: b6e6f000 00000000 00000000 00000004 c6d79f94 c6d79f60 c059872c c0598098 # [ 104.832004] 9f60: 00000000 00000000 c6d79fac ec2cb5ad 00000011 00000011 b6fb6e00 00000004 # [ 104.840213] 9f80: c03002e4 c6d78000 c6d79fa4 c6d79f98 c05987bc c05986c4 00000000 c6d79fa8 # [ 104.848419] 9fa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e6f000 00000011 00000000 # [ 104.856627] 9fc0: 00000011 00000011 b6fb6e00 00000004 00000001 00000000 00020000 bee4ea54 # [ 104.864835] 9fe0: 00000004 bee4e788 b6f2494f b6eaac66 800e0030 00000001 00000000 00000000 # [ 104.873028] Backtrace: # [ 104.875538] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.884265] r6:00000011 r5:c5fc1000 r4:00000026 # [ 104.888920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.896966] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.904917] r9:c6d79f60 r8:c309a600 r7:00000011 r6:b6e6f000 r5:c6b0c8c0 r4:c0c2d4e8 # [ 104.912702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.920568] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e6f000 r5:c6b0c8c0 r4:00000000 # [ 104.928346] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.935513] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6d78000 r5:c6b0c8c0 # [ 104.943364] r4:c6b0c8c0 # [ 104.945934] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.953102] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000011 r4:00000011 # [ 104.960882] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.968473] Exception stack(0xc6d79fa8 to 0xc6d79ff0) # [ 104.973553] 9fa0: 00000011 00000011 00000001 b6e6f000 00000011 00000000 # [ 104.981760] 9fc0: 00000011 00000011 b6fb6e00 00000004 00000001 00000000 00020000 bee4ea54 # [ 104.989963] 9fe0: 00000004 bee4e788 b6f2494f b6eaac66 # [ 104.995047] Code: e1a01004 e300[ 105.485646] lkdtm: Performing direct entry ACCESS_NULL 0770 e34c01ad eb1[d 4 112035 .(4e2619] lkdtm: attempting bad read at 00000000 5943000) # [ 105.001173] ---[ [ 105.499571] 8<--- cut here --- end trace afcb138eba6267cf ]--- [ 105.505538] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # ACCESS_USERSPACE: missing 'call[ 105.516455] pgd = 26d81d0a trace:': [FAIL] not ok 37 selft[ 105.521950] [00000000] *pgd=00000000 ests: lkdtm: ACCESS_USERSPACE.sh [ 105.528428] Internal error: Oops: 5 [#11] SMP ARM # exit=1 # selftests: lkdtm: ACC[ 105.535957] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ESS_NULL.sh [ 105.567660] CPU: 3 PID: 2386 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 105.576523] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.583069] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 105.587703] LR is at __irq_work_queue_local+0x40/0x74 [ 105.592761] pc : [] lr : [] psr: 600e0013 [ 105.599032] sp : c6fcfe50 ip : c6fcfd58 fp : c6fcfe64 [ 105.604262] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 [ 105.609492] r7 : c6fcff60 r6 : 0000000c r5 : c5fc1000 r4 : 00000000 [ 105.616024] r3 : 0dc7a008 r2 : 0dc7a008 r1 : ef7c05e0 r0 : 00000026 [ 105.622558] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 105.629700] Control: 10c5387d Table: 1702404a DAC: 00000051 [ 105.635454] Process cat (pid: 2386, stack limit = 0x32db5f64) [ 105.641205] Stack: (0xc6fcfe50 to 0xc6fd0000) [ 105.645569] fe40: 00000027 c5fc1000 c6fcfe74 c6fcfe68 [ 105.653755] fe60: c0c2d108 c138942c c6fcfe9c c6fcfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b0db80 [ 105.661940] fe80: b6de3000 0000000c c309a600 c6fcff60 c6fcfec4 c6fcfea0 c07f4ad0 c0c2d4f4 [ 105.670126] fea0: 00000000 c6b0db80 b6de3000 c2816000 c6fcff60 c07f4a6c c6fcff5c c6fcfec8 [ 105.678313] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c2d745e4 c059872c c6fce000 [ 105.686498] fee0: b6de3000 00020000 00000004 0000000c 0001fff4 c6fcfee0 00000001 00000805 [ 105.694682] ff00: c6c50500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.702867] ff20: 00000000 00000000 c6fce000 0dc7a008 b6de2000 c6b0db80 c6b0db80 c6fce000 [ 105.711052] ff40: b6de3000 00000000 00000000 00000004 c6fcff94 c6fcff60 c059872c c0598098 [ 105.719238] ff60: 00000000 00000000 c6fcffac 0dc7a008 0000000c 0000000c b6f2ae00 00000004 [ 105.727423] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c05987bc c05986c4 00000000 c6fcffa8 [ 105.735608] ffa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6de3000 0000000c 00000000 [ 105.743793] ffc0: 0000000c 0000000c b6f2ae00 00000004 00000001 00000000 00020000 be819a54 [ 105.751979] ffe0: 00000004 be819788 b6e9894f b6e1ec66 800e0030 00000001 00000000 00000000 [ 105.760158] Backtrace: [ 105.762628] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.770899] r5:c5fc1000 r4:00000027 [ 105.774487] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.782504] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.790432] r9:c6fcff60 r8:c309a600 r7:0000000c r6:b6de3000 r5:c6b0db80 r4:c0c2d4e8 [ 105.798189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.806028] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6de3000 r5:c6b0db80 r4:00000000 [ 105.813781] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.820924] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c6fce000 r5:c6b0db80 [ 105.828758] r4:c6b0db80 [ 105.831302] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.838446] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000000c r4:0000000c [ 105.846201] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.853774] Exception stack(0xc6fcffa8 to 0xc6fcfff0) [ 105.858834] ffa0: 0000000c 0000000c 00000001 b6de3000 0000000c 00000000 [ 105.867019] ffc0: 0000000c 0000000c b6f2ae00 00000004 00000001 00000000 00020000 be819a54 [ 105.875202] ffe0: 00000004 be819788 b6e9894f b6e1ec66 [ 105.880264] Code: e3000770 e34c01ad e1a01004 ebffd44d (e5945000) [ 105.886435] ---[ end trace afcb138eba6267d0 ]--- # Segmentation fault # [ 105.485646] lkdtm: Performing direct entry ACCESS_NULL # [ 105.492619] lkdtm: attempting bad read at 00000000 # [ 105.499571] 8<--- cut here --- # [ 105.505538] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 105.516455] pgd = 26d81d0a # [ 105.521950] [00000000] *pgd=00000000 # [ 105.528428] Internal error: Oops: 5 [#11] SMP ARM # [ 105.535957] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 105.567660] CPU: 3 PID: 2386 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 105.576523] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.583069] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 105.587703] LR is at __irq_work_queue_local+0x40/0x74 # [ 105.592761] pc : [] lr : [] psr: 600e0013 # [ 105.599032] sp : c6fcfe50 ip : c6fcfd58 fp : c6fcfe64 # [ 105.604262] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 # [ 105.609492] r7 : c6fcff60 r6 : 0000000c r5 : c5fc1000 r4 : 00000000 # [ 105.616024] r3 : 0dc7a008 r2 : 0dc7a008 r1 : ef7c05e0 r0 : 00000026 # [ 105.622558] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.629700] Control: 10c5387d Table: 1702404a DAC: 00000051 # [ 105.635454] Process cat (pid: 2386, stack limit = 0x32db5f64) # [ 105.641205] Stack: (0xc6fcfe50 to 0xc6fd0000) # [ 105.645569] fe40: 00000027 c5fc1000 c6fcfe74 c6fcfe68 # [ 105.653755] fe60: c0c2d108 c138942c c6fcfe9c c6fcfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b0db80 # [ 105.661940] fe80: b6de3000 0000000c c309a600 c6fcff60 c6fcfec4 c6fcfea0 c07f4ad0 c0c2d4f4 # [ 105.670126] fea0: 00000000 c6b0db80 b6de3000 c2816000 c6fcff60 c07f4a6c c6fcff5c c6fcfec8 # [ 105.678313] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c2d745e4 c059872c c6fce000 # [ 105.686498] fee0: b6de3000 00020000 00000004 0000000c 0001fff4 c6fcfee0 00000001 00000805 # [ 105.694682] ff00: c6c50500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.702867] ff20: 00000000 00000000 c6fce000 0dc7a008 b6de2000 c6b0db80 c6b0db80 c6fce000 # [ 105.711052] ff40: b6de3000 00000000 00000000 00000004 c6fcff94 c6fcff60 c059872c c0598098 # [ 105.719238] ff60: 00000000 00000000 c6fcffac 0dc7a008 0000000c 0000000c b6f2ae00 00000004 # [ 105.727423] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c05987bc c05986c4 00000000 c6fcffa8 # [ 105.735608] ffa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6de3000 0000000c 00000000 # [ 105.743793] ffc0: 0000000c 0000000c b6f2ae00 00000004 00000001 00000000 00020000 be819a54 # [ 105.751979] ffe0: 00000004 be819788 b6e9894f b6e1ec66 800e0030 00000001 00000000 00000000 # [ 105.760158] Backtrace: # [ 105.762628] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.770899] r5:c5fc1000 r4:00000027 # [ 105.774487] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.782504] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.790432] r9:c6fcff60 r8:c309a600 r7:0000000c r6:b6de3000 r5:c6b0db80 r4:c0c2d4e8 # [ 105.798189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.806028] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6de3000 r5:c6b0db80 r4:00000000 # [ 105.813781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.820924] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c6fce000 r5:c6b0db80 # [ 105.828758] r4:c6b0db80 # [ 105.831302] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.838446][ 106.380167] lkdtm: Performing direct entry WRITE_RO r9:c6fce000 r8:c03002e4 r7:0000[ 106.386251] lkdtm: attempting bad rodata write at c15e7fd8 0004 r6:b6f2ae00 r5:0000000c r4:0[ 106.394593] 8<--- cut here --- 000000c # [[ 110065..480406421] Unable to handle kernel paging request at virtual address c15e7fd8 01] [ ]1 0(6s.y4s0_9w81] pgd = 5516f992 rite) from [] (ret_fa[s 106.414097] [c15e7fd8] *pgd=1141941e(bad) t_syscall+0x0/0x28) [# [1 0 61420802] Internal error: Oops: 80d [#12] SMP ARM 05.853774] Exception stack(0xc6fc[ 106.427931] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ffa8 to 0xc6fcfff0) #[ [ 1 0 61459636] CPU: 1 PID: 2460 Comm: cat Tainted: G D W 5.10.131-cip13 #1 05.858834] ffa[0 : 1 0 6 . 4 6 9628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000c 0000000c[ 0 106.478162] PC is at lkdtm_WRITE_RO+0x44/0x50 000001 b6de3000 0000000c 0000000[ 106.485126] LR is at __irq_work_queue_local+0x40/0x74 # [ 105.867[0 1 91]0 6f.f4c902941] pc : [] lr : [] psr: 600e0013 0000000c [0 0 010060.0500c1 2b06] sp : c703be50 ip : c703bd58 fp : c703be64 f2ae00 000[0 0 010046 .05000801061] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 01 00000000 0[0 0 2100060.05 1b5e10] r7 : c703bf60 r6 : 00000009 r5 : c4726000 r4 : c15e7fd8 819a54 # [ [1 0 51.0867.552203245] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad0670 ] ffe0: 00000004 [b e 810169.75832082] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none b6e9894f b6e1[e c 61606 .#5 4[1299] Control: 10c5387d Table: 16ffc04a DAC: 00000051 105.880264][ C o1d0e6:. 5e4390038] Process cat (pid: 2460, stack limit = 0xa8a951cd) 0770 e34c01ad[ e 11a0061.050546 93] Stack: (0xc703be50 to 0xc703c000) ebffd44d (e5945000) [# [1 0 6.562964] be40: 00000028 c4726000 c703be74 c703be68 05.886435] ---[ end[ t r1a0c6e.573481] be60: c0c2d108 c138922c c703be9c c703be78 c0c2d608 c0c2d0e8 c0c2d4e8 c6c51400 afcb138eba6267d0 ]---[ # 1A0C6.583829] be80: b6e15000 00000009 c309a600 c703bf60 c703bec4 c703bea0 c07f4ad0 c0c2d4f4 ESS_NULL: missing '[c a l1l0 6t.r94348] bea0: 00000000 c6c51400 b6e15000 c2816000 c703bf60 c07f4a6c c703bf5c c703bec8 ace:': [FAIL] not ok [3 8 1s0e6.604694] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c703a000 ftests: lkdtm: ACCES[S _ N1U0L6L.615213] bee0: b6e15000 00020000 00000004 00000009 0001fff7 c703bee0 00000001 b6e14000 sh # exit=1 # self[t e s1t0s6:. 25643] bf00: c6b0cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 lkdtm: WRITE_RO.sh[ 106.635988] bf20: 00000000 00000000 c139e998 2116c9f0 c205ca20 c6c51400 c6c51400 c703a000 [ 106.645899] bf40: b6e15000 00000000 00000000 00000004 c703bf94 c703bf60 c059872c c0598098 [ 106.654090] bf60: 00000000 00000000 c703bfac 2116c9f0 00000009 00000009 b6f5ce00 00000004 [ 106.662280] bf80: c03002e4 c703a000 c703bfa4 c703bf98 c05987bc c05986c4 00000000 c703bfa8 [ 106.670469] bfa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e15000 00000009 00000000 [ 106.678659] bfc0: 00000009 00000009 b6f5ce00 00000004 00000001 00000000 00020000 bebeca54 [ 106.686847] bfe0: 00000004 bebec788 b6eca94f b6e50c66 800e0030 00000001 00000000 00000000 [ 106.695027] Backtrace: [ 106.697505] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.705520] r5:c4726000 r4:00000028 [ 106.709113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.717136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.725065] r9:c703bf60 r8:c309a600 r7:00000009 r6:b6e15000 r5:c6c51400 r4:c0c2d4e8 [ 106.732827] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.740669] r9:c07f4a6c r8:c703bf60 r7:c2816000 r6:b6e15000 r5:c6c51400 r4:00000000 [ 106.748425] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.755572] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c703a000 r5:c6c51400 [ 106.763407] r4:c6c51400 [ 106.765953] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.773100] r9:c703a000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000009 r4:00000009 [ 106.780858] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.788434] Exception stack(0xc703bfa8 to 0xc703bff0) [ 106.793497] bfa0: 00000009 00000009 00000001 b6e15000 00000009 00000000 [ 106.801685] bfc0: 00000009 00000009 b6f5ce00 00000004 00000001 00000000 00020000 bebeca54 [ 106.809870] bfe0: 00000004 bebec788 b6eca94f b6e50c66 [ 106.814934] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 106.821041] ---[ end trace afcb138eba6267d1 ]--- # Segmentation fault # [ 106.380167] lkdtm: Performing direct entry WRITE_RO # [ 106.386251] lkdtm: attempting bad rodata write at c15e7fd8 # [ 106.394593] 8<--- cut here --- # [ 106.400431] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 106.409481] pgd = 5516f992 # [ 106.414097] [c15e7fd8] *pgd=1141941e(bad) # [ 106.420802] Internal error: Oops: 80d [#12] SMP ARM # [ 106.427931] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 106.459636] CPU: 1 PID: 2460 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 106.469628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.478162] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 106.485126] LR is at __irq_work_queue_local+0x40/0x74 # [ 106.492941] pc : [] lr : [] psr: 600e0013 # [ 106.501201] sp : c703be50 ip : c703bd58 fp : c703be64 # [ 106.508161] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 # [ 106.515210] r7 : c703bf60 r6 : 00000009 r5 : c4726000 r4 : c15e7fd8 # [ 106.523645] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad0670 # [ 106.532082] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.541299] Control: 10c5387d Table: 16ffc04a DAC: 00000051 # [ 106.549038] Process cat (pid: 2460, stack limit = 0xa8a951cd) # [ 106.556693] Stack: (0xc703be50 to 0xc703c000) # [ 106.562964] be40: 00000028 c4726000 c703be74 c703be68 # [ 106.573481] be60: c0c2d108 c138922c c703be9c c703be78 c0c2d608 c0c2d0e8 c0c2d4e8 c6c51400 # [ 106.583829] be80: b6e15000 00000009 c309a600 c703bf60 c703bec4 c703bea0 c07f4ad0 c0c2d4f4 # [ 106.594348] bea0: 00000000 c6c51400 b6e15000 c2816000 c703bf60 c07f4a6c c703bf5c c703bec8 # [ 106.604694] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c703a000 # [ 106.615213] bee0: b6e15000 00020000 00000004 00000009 0001fff7 c703bee0 00000001 b6e14000 # [ 106.625643] bf00: c6b0cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.635988] bf20: 00000000 00000000 c139e998 2116c9f0 c205ca20 c6c51400 c6c51400 c703a000 # [ 106.645899] bf40: b6e15000 00000000 00000000 00000004 c703bf94 c703bf60 c059872c c0598098 # [ 106.654090] bf60: 00000000 00000000 c703bfac 2116c9f0 00000009 00000009 b6f5ce00 00000004 # [ 106.662280] bf80: c03002e4 c703a000 c703bfa4 c703bf98 c05987bc c05986c4 00000000 c703bfa8 # [ 106.670469] bfa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e15000 00000009 00000000 # [ 106.678659] bfc0: 00000009 00000009 b6f5ce00 00000004 00000001 00000000 00020000 bebeca54 # [ 106.686847] bfe0: 00000004 bebec788 b6eca94f b6e50c66 800e0030 00000001 00000000 00000000 # [ 106.695027] Backtrace: # [ 106.697505] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.705520] r5:c4726000 r4:00000028 # [ 106.709113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.717136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.725065] r9:c703bf60 r8:c309a600 r7:00000009 r6:b6e15000 r5:c6c51400 r4:c0c2d4e8 # [ 106.732827] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.740669] r9:c07f4a6c r8:c703bf60 r7:c2816000 r6:b6e15000 r5:c6c51400 r4:00000000 # [ 106.748425] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.755572] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c703a000 r5:c6c51400 # [ 106.763407] r4:c6c51400 # [ 106.765953] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.773100] r9:c[ 107.287002] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 703a000 r8:c03002e4 r7:00000004 r[ 107.295668] lkdtm: attempting bad ro_after_init write at c1b82c48 6:b6f5ce00 r5:00000009 r4:0000000[ 107.304592] 8<--- cut here --- 9 # [ 106.780858] [[ < c100579.310450] Unable to handle kernel paging request at virtual address c1b82c48 7a4>] (sys_wri[t e )1 0f7r.o3m1 9931] pgd = 3639cdaf ] (ret_fast_syscall+[0 107.324635] [c1b82c48] *pgd=11a1941e(bad) 0/0x28) # [ 106.788[4 3140]7 .331340] Internal error: Oops: 80d [#13] SMP ARM xception stack(0xc703bfa8 to 0xc7[ 107.338469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 03bff0) # [ 106.79349[7 ] 10b7.370174] CPU: 1 PID: 2534 Comm: cat Tainted: G D W 5.10.131-cip13 #1 a0: [ 1 0 7 . 3 8 0054] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000009 00000009 00000001 b6e[1 5107.388701] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 000 00000009 00000000 # [ 1[0 6107.396618] LR is at __irq_work_queue_local+0x40/0x74 .801685] bfc0[: 0100070.040004961] pc : [] lr : [] psr: 600e0013 00000009 b6f[5 c e10007. 401020434] sp : c6fcfe50 ip : c6fcfd58 fp : c6fcfe64 0004 000000[0 1 100070.0401090506] r10: 00000014 r9 : c1acf878 r8 : c15e7d40 00020000 beb[e c a15047. 4#2 6[15] r7 : c6fcff60 r6 : 00000014 r5 : c4726000 r4 : c1b82c48 106.809870] [ b f1e007:. 40305050] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad0670 00004 bebec788 b[6 e c1a0974.f44 486] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none b6e50c66 # [[ 110067..841542914] Control: 10c5387d Table: 16f6004a DAC: 00000051 34] Code: e34[a 3 b1c0d7 .e43600068] Process cat (pid: 2534, stack limit = 0x32db5f64) 0670 e34c01ad[ e 012073.3406072924] Stack: (0xc6fcfe50 to 0xc6fd0000) (e5843000) # [ [1 0 61.0872.1474193] fe40: 00000029 c4726000 c6fcfe74 c6fcfe68 41] ---[ end trace [a f c1b0173.884539] fe60: c0c2d108 c138927c c6fcfe9c c6fcfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b09b80 eba6267d1 ]--- # W[R I T1E0_7R.O94885] fe80: b6dc0000 00000014 c309a600 c6fcff60 c6fcfec4 c6fcfea0 c07f4ad0 c0c2d4f4 : missing 'call trace[: ' :1 0[7F505233] fea0: 00000000 c6b09b80 b6dc0000 c2816000 c6fcff60 c07f4a6c c6fcff5c c6fcfec8 AIL] not ok 39 sel[f t e1s0t7s.:15664] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6fce000 lkdtm: WRITE_RO.sh[ # 1e0x7i.t26008] fee0: b6dc0000 00020000 00000004 00000014 0001ffec c6fcfee0 00000001 b6dbf000 =1 # selftests: l[k d t1m0:7 .W536352] ff00: c5987cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ITE_RO_AFTER_INIT.sh[ 107.546699] ff20: 00000000 00000000 c139e998 d9f1190a c205ca20 c6b09b80 c6b09b80 c6fce000 [ 107.556783] ff40: b6dc0000 00000000 00000000 00000004 c6fcff94 c6fcff60 c059872c c0598098 [ 107.564972] ff60: 00000000 00000000 c6fcffac d9f1190a 00000014 00000014 b6f07e00 00000004 [ 107.573160] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c05987bc c05986c4 00000000 c6fcffa8 [ 107.581350] ffa0: c03000c0 c05987b0 00000014 00000014 00000001 b6dc0000 00000014 00000000 [ 107.589539] ffc0: 00000014 00000014 b6f07e00 00000004 00000001 00000000 00020000 bef42a54 [ 107.597727] ffe0: 00000004 bef42788 b6e7594f b6dfbc66 800e0030 00000001 00000000 00000000 [ 107.605909] Backtrace: [ 107.608385] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.617353] r5:c4726000 r4:00000029 [ 107.620946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.628968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.636900] r9:c6fcff60 r8:c309a600 r7:00000014 r6:b6dc0000 r5:c6b09b80 r4:c0c2d4e8 [ 107.644661] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.652503] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6dc0000 r5:c6b09b80 r4:00000000 [ 107.660259] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.667407] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c6fce000 r5:c6b09b80 [ 107.675242] r4:c6b09b80 [ 107.677790] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.684939] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:00000014 r4:00000014 [ 107.692699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.700275] Exception stack(0xc6fcffa8 to 0xc6fcfff0) [ 107.705341] ffa0: 00000014 00000014 00000001 b6dc0000 00000014 00000000 [ 107.713529] ffc0: 00000014 00000014 b6f07e00 00000004 00000001 00000000 00020000 bef42a54 [ 107.721715] ffe0: 00000004 bef42788 b6e7594f b6dfbc66 [ 107.726779] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 107.732887] ---[ end trace afcb138eba6267d2 ]--- # Segmentation fault # [ 107.287002] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 107.295668] lkdtm: attempting bad ro_after_init write at c1b82c48 # [ 107.304592] 8<--- cut here --- # [ 107.310450] Unable to handle kernel paging request at virtual address c1b82c48 # [ 107.319931] pgd = 3639cdaf # [ 107.324635] [c1b82c48] *pgd=11a1941e(bad) # [ 107.331340] Internal error: Oops: 80d [#13] SMP ARM # [ 107.338469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 107.370174] CPU: 1 PID: 2534 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 107.380254] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.388701] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 107.396618] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.404261] pc : [] lr : [] psr: 600e0013 # [ 107.412434] sp : c6fcfe50 ip : c6fcfd58 fp : c6fcfe64 # [ 107.419566] r10: 00000014 r9 : c1acf878 r8 : c15e7d40 # [ 107.426615] r7 : c6fcff60 r6 : 00000014 r5 : c4726000 r4 : c1b82c48 # [ 107.435050] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad0670 # [ 107.443486] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.452614] Control: 10c5387d Table: 16f6004a DAC: 00000051 # [ 107.460268] Process cat (pid: 2534, stack limit = 0x32db5f64) # [ 107.467924] Stack: (0xc6fcfe50 to 0xc6fd0000) # [ 107.474193] fe40: 00000029 c4726000 c6fcfe74 c6fcfe68 # [ 107.484539] fe60: c0c2d108 c138927c c6fcfe9c c6fcfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b09b80 # [ 107.494885] fe80: b6dc0000 00000014 c309a600 c6fcff60 c6fcfec4 c6fcfea0 c07f4ad0 c0c2d4f4 # [ 107.505233] fea0: 00000000 c6b09b80 b6dc0000 c2816000 c6fcff60 c07f4a6c c6fcff5c c6fcfec8 # [ 107.515664] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6fce000 # [ 107.526008] fee0: b6dc0000 00020000 00000004 00000014 0001ffec c6fcfee0 00000001 b6dbf000 # [ 107.536352] ff00: c5987cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.546699] ff20: 00000000 00000000 c139e998 d9f1190a c205ca20 c6b09b80 c6b09b80 c6fce000 # [ 107.556783] ff40: b6dc0000 00000000 00000000 00000004 c6fcff94 c6fcff60 c059872c c0598098 # [ 107.564972] ff60: 00000000 00000000 c6fcffac d9f1190a 00000014 00000014 b6f07e00 00000004 # [ 107.573160] ff80: c03002e4 c6fce000 c6fcffa4 c6fcff98 c05987bc c05986c4 00000000 c6fcffa8 # [ 107.581350] ffa0: c03000c0 c05987b0 00000014 00000014 00000001 b6dc0000 00000014 00000000 # [ 107.589539] ffc0: 00000014 00000014 b6f07e00 00000004 00000001 00000000 00020000 bef42a54 # [ 107.597727] ffe0: 00000004 bef42788 b6e7594f b6dfbc66 800e0030 00000001 00000000 00000000 # [ 107.605909] Backtrace: # [ 107.608385] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.617353] r5:c4726000 r4:00000029 # [ 107.620946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.628968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.636900] r9:c6fcff60 r8:c309a600 r7:00000014 r6:b6dc0000 r5:c6b09b80 r4:c0c2d4e8 # [ 107.644661] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.652503] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6dc0000 r5:c6b09b80 r4:00000000 # [ 107.660259] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.667407] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c6fce000 r5:c6b09b80 # [ 107.675242] r4:c6b09b80 # [ 107.677790] [] (ksys_write) from [] (sys_wr[ 108.217694] lkdtm: Performing direct entry WRITE_KERN ite+0x18/0x1c) # [ 107.684939] [ 108.224138] lkdtm: attempting bad 7713488 byte write at c1389148 r9:c6fce000 r8:c03002e4[ r 71:08.232957] 8<--- cut here --- 0000004 r6:b6f07e00 r[5 : 0100080238442] Unable to handle kernel paging request at virtual address c1389148 0014 r4:00000014 #[ [ 1 0180.247929] pgd = 05597ccb .692699] [] (sys_write)[ 108.252812] [c1389148] *pgd=1121940e(bad) from [] (ret_f[a s t1_8.259700] Internal error: Oops: 80d [#14] SMP ARM syscall+0x0/0x28) # [ 107.70027[ 108.267010] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 5] Exception stack(0xc6fcffa8 to 108.298730] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.131-cip13 #1 0xc6fcfff0) # [ 1[0 7 .170085.309244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 41] ffa0: 0000[ 108.317960] PC is at memcpy+0x50/0x330 014 00000014 00000001 b[6 d c1000.324484] LR is at 0xe92dd830 00 00000014 00000000 #[ [ 1 01.329974] pc : [] lr : [] psr: 200e0013 07.713529] ffc0:[ 0 0100080.03138587] sp : c6e9de2c ip : e1a0c00d fp : c6e9de64 00000014 b6f07e[0 0 10080.03040900] r10: 0000000b r9 : c1acf88c r8 : e89da800 004 00000001 0000000[0 0100082.353129] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 000 bef42a54 # [ [1 0 71.0782.161918] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 715] ffe0: 00000004 bef4278[8 b08.370627] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 6e7594f b6dfbc66[ #1 0[8 . 3180278] Control: 10c5387d Table: 15dd404a DAC: 00000051 7.726779] Code: e34a3b[c d 1e038.388117] Process cat (pid: 2608, stack limit = 0x2e7aea0f) 00670 e34c01ad e0[2 3 3100082. 3(6211] Stack: (0xc6e9de2c to 0xc6e9e000) e5843000) # [ 107.732887] ---[ 108.402669] de20: c0c2de78 0075b2d0 c6e9df60 c15e7d40 c1389148 end trace afcb138eba6267d2 ]--- 108.413629] de40: c1389148 c138932c 0000002a c6edc000 0000000b c6e9df60 c6e9de74 c6e9de68 # WRITE_RO_AFTER_INIT: missing[ 108.424587] de60: c0c2d108 c13892ec c6e9de9c c6e9de78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b7fe00 'call trace:': [FAIL] not ok 4[0 108.435460] de80: b6de0000 0000000b c309a600 c6e9df60 c6e9dec4 c6e9dea0 c07f4ad0 c0c2d4f4 selftests: lkdtm: WRITE_RO_AFTER 108.446335] dea0: 00000000 c5b7fe00 b6de0000 c2816000 c6e9df60 c07f4a6c c6e9df5c c6e9dec8 _INIT.sh # exit=1 # selftests[: 108.457295] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c44c0e24 c059872c c6e9c000 lkdtm: WRITE_KERN.sh [ 108.468169] dee0: b6de0000 00020000 00000004 0000000b 0001fff5 c6e9dee0 00000001 00000805 [ 108.478259] df00: c6b08000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.486467] df20: 00000000 00000000 c6e9c000 748d4a87 b6ddf000 c5b7fe00 c5b7fe00 c6e9c000 [ 108.494675] df40: b6de0000 00000000 00000000 00000004 c6e9df94 c6e9df60 c059872c c0598098 [ 108.502881] df60: 00000000 00000000 c6e9dfac 748d4a87 0000000b 0000000b b6f27e00 00000004 [ 108.511089] df80: c03002e4 c6e9c000 c6e9dfa4 c6e9df98 c05987bc c05986c4 00000000 c6e9dfa8 [ 108.519299] dfa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6de0000 0000000b 00000000 [ 108.527507] dfc0: 0000000b 0000000b b6f27e00 00000004 00000001 00000000 00020000 bedc1a54 [ 108.535714] dfe0: 00000004 bedc1788 b6e9594f b6e1bc66 800e0030 00000001 00000000 00000000 [ 108.543908] Backtrace: [ 108.546424] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.554632] r7:c6e9df60 r6:0000000b r5:c6edc000 r4:0000002a [ 108.560328] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.568373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.576321] r9:c6e9df60 r8:c309a600 r7:0000000b r6:b6de0000 r5:c5b7fe00 r4:c0c2d4e8 [ 108.584104] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.591966] r9:c07f4a6c r8:c6e9df60 r7:c2816000 r6:b6de0000 r5:c5b7fe00 r4:00000000 [ 108.599741] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.606907] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6e9c000 r5:c5b7fe00 [ 108.614758] r4:c5b7fe00 [ 108.617326] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.624493] r9:c6e9c000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000b r4:0000000b [ 108.632273] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.639863] Exception stack(0xc6e9dfa8 to 0xc6e9dff0) [ 108.644944] dfa0: 0000000b 0000000b 00000001 b6de0000 0000000b 00000000 [ 108.653152] dfc0: 0000000b 0000000b b6f27e00 00000004 00000001 00000000 00020000 bedc1a54 [ 108.661354] dfe0: 00000004 bedc1788 b6e9594f b6e1bc66 [ 108.666438] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 108.672564] ---[ end trace afcb138eba6267d3 ]--- # Segmentation fault # [ 108.217694] lkdtm: Performing direct entry WRITE_KERN # [ 108.224138] lkdtm: attempting bad 7713488 byte write at c1389148 # [ 108.232957] 8<--- cut here --- # [ 108.238442] Unable to handle kernel paging request at virtual address c1389148 # [ 108.247929] pgd = 05597ccb # [ 108.252812] [c1389148] *pgd=1121940e(bad) # [ 108.259700] Internal error: Oops: 80d [#14] SMP ARM # [ 108.267010] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.298730] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 108.309244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.317960] PC is at memcpy+0x50/0x330 # [ 108.324484] LR is at 0xe92dd830 # [ 108.329974] pc : [] lr : [] psr: 200e0013 # [ 108.338587] sp : c6e9de2c ip : e1a0c00d fp : c6e9de64 # [ 108.345900] r10: 0000000b r9 : c1acf88c r8 : e89da800 # [ 108.353129] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 108.361918] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 # [ 108.370627] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.380278] Control: 10c5387d Table: 15dd404a DAC: 00000051 # [ 108.388117] Process cat (pid: 2608, stack limit = 0x2e7aea0f) # [ 108.396211] Stack: (0xc6e9de2c to 0xc6e9e000) # [ 108.402669] de20: c0c2de78 0075b2d0 c6e9df60 c15e7d40 c1389148 # [ 108.413629] de40: c1389148 c138932c 0000002a c6edc000 0000000b c6e9df60 c6e9de74 c6e9de68 # [ 108.424587] de60: c0c2d108 c13892ec c6e9de9c c6e9de78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b7fe00 # [ 108.435460] de80: b6de0000 0000000b c309a600 c6e9df60 c6e9dec4 c6e9dea0 c07f4ad0 c0c2d4f4 # [ 108.446335] dea0: 00000000 c5b7fe00 b6de0000 c2816000 c6e9df60 c07f4a6c c6e9df5c c6e9dec8 # [ 108.457295] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c44c0e24 c059872c c6e9c000 # [ 108.468169] dee0: b6de0000 00020000 00000004 0000000b 0001fff5 c6e9dee0 00000001 00000805 # [ 108.478259] df00: c6b08000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.486467] df20: 00000000 00000000 c6e9c000 748d4a87 b6ddf000 c5b7fe00 c5b7fe00 c6e9c000 # [ 108.494675] df40: b6de0000 00000000 00000000 00000004 c6e9df94 c6e9df60 c059872c c0598098 # [ 108.502881] df60: 00000000 00000000 c6e9dfac 748d4a87 0000000b 0000000b b6f27e00 00000004 # [ 108.511089] df80: c03002e4 c6e9c000 c6e9dfa4 c6e9df98 c05987bc c05986c4 00000000 c6e9dfa8 # [ 108.519299] dfa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6de0000 0000000b 00000000 # [ 108.527507] dfc0: 0000000b 0000000b b6f27e00 00000004 00000001 00000000 00020000 bedc1a54 # [ 108.535714] dfe0: 00000004 bedc1788 b6e9594f b6e1bc66 800e0030 00000001 00000000 00000000 # [ 108.543908] Backtrace: # [ 108.546424] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.554632] r7:c6e9df60 r6:0000000b r5:c6edc000 r4:0000002a # [ 108.560328] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.568373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.576321] r9:c6e9df60 r8:c309a600 r7:0000000b r6:b6de0000 r5:c5b7fe00 r4:c0c2d4e8 # [ 108.584104] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.591966] r9:c07f4a6c r8:c6e9df60 r7:c2816000 r6:b6de0000 r5:c5b7fe00 r4:00000000 # [ 108.599741] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.606907] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6e9c000 r5:c5b7fe00 # [ 108.614758] r4:c5b7fe00 # [ 108.617326] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.624493] r9:c6e9c000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000b r4:0000000b # [ 108.632273] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.639863] Exception stack(0xc6e9dfa8 to 0xc6e9dff0) # [ 108.644944] dfa0: 0000000b 0000000b 00000001 b6de0000 0000000b 00000000 # [ 108.653152] dfc0: 0000000b 0000000b b6f27e00 00000004 00000001 00000000 00020000 bedc1a54 # [ 108.661354] [ 109.175695] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW dfe0: 00000004 bedc1788 b6e9594f [ 109.183819] lkdtm: attempting good refcount_inc() without overflow b6e1bc66 # [ 108.666438] Code: [ 109.192859] lkdtm: attempting bad refcount_inc() overflow f5d1f05c f5d1f07c e8b151f8 e25220[ 109.201235] ------------[ cut here ]------------ 20 (e8a051f8) # [ 108.672564] [ 109.208756] WARNING: CPU: 0 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ---[ end trace afcb138eba6267d3 ][ 109.220137] refcount_t: saturated; leaking memory. --- # WRITE_KERN: missing 'call [ 109.227735] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 trace:': [FAIL] not ok 41 selfte[ 109.259469] CPU: 0 PID: 2683 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 109.270031] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.276564] Backtrace: [ 109.279040] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.286621] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 109.292294] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.299618] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 109.306589] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 109.314343] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.321833] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6e9c000 [ 109.327509] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 109.336475] r9:c1acf898 r8:c15e7d40 r7:c6e9df60 r6:00000016 r5:c6cd8000 r4:c6e9c000 [ 109.344234] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 109.353902] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 109.363999] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.373135] r4:0000002b [ 109.375680] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.383698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.391623] r9:c6e9df60 r8:c309a600 r7:00000016 r6:b6e76000 r5:c5f7e640 r4:c0c2d4e8 [ 109.399378] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.407217] r9:c07f4a6c r8:c6e9df60 r7:c2816000 r6:b6e76000 r5:c5f7e640 r4:00000000 [ 109.414969] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.422111] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c6e9c000 r5:c5f7e640 [ 109.429944] r4:c5f7e640 [ 109.432486] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.439629] r9:c6e9c000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000016 r4:00000016 [ 109.447383] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.454958] Exception stack(0xc6e9dfa8 to 0xc6e9dff0) [ 109.460019] dfa0: 00000016 00000016 00000001 b6e76000 00000016 00000000 [ 109.468204] dfc0: 00000016 00000016 b6fbde00 00000004 00000001 00000000 00020000 bed91a54 [ 109.476386] dfe0: 00000004 bed91788 b6f2b94f b6eb1c66 sts: lkdtm: WRITE_KERN.sh # exit=[ 109.481505] irq event stamp: 0 1 # selftests: lkdtm: REFCOUNT_I[ 109.487452] hardirqs last enabled at (0): [<00000000>] 0x0 NC_OVERFLOW.sh [ 109.495909] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 109.504780] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 109.512278] softirqs last disabled at (0): [<00000000>] 0x0 [ 109.517884] ---[ end trace afcb138eba6267d4 ]--- [ 109.522513] lkdtm: Overflow detected: saturated # [ 109.175695] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 109.183819] lkdtm: attempting good refcount_inc() without overflow # [ 109.192859] lkdtm: attempting bad refcount_inc() overflow # [ 109.201235] ------------[ cut here ]------------ # [ 109.208756] WARNING: CPU: 0 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.220137] refcount_t: saturated; leaking memory. # [ 109.227735] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.259469] CPU: 0 PID: 2683 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 109.270031] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.276564] Backtrace: # [ 109.279040] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.286621] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 109.292294] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.299618] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.306589] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 109.314343] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.321833] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6e9c000 # [ 109.327509] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 109.336475] r9:c1acf898 r8:c15e7d40 r7:c6e9df60 r6:00000016 r5:c6cd8000 r4:c6e9c000 # [ 109.344234] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 109.353902] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 109.363999] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.373135] r4:0000002b # [ 109.375680] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.383698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.391623] r9:c6e9df60 r8:c309a600 r7:00000016 r6:b6e76000 r5:c5f7e640 r4:c0c2d4e8 # [ 109.399378] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.407217] r9:c07f4a6c r8:c6e9df60 r7:c2816000 r6:b6e76000 r5:c5f7e640 r4:00000000 # [ 109.414969] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.422111] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c6e9c000 r5:c5f7e640 # [ 109.429944] r4:c5f7e640 # [ 109.432486] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.439629] r9:c6e9c000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000016 r4:00000016 # [ 109.447383] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.454958] Exception stack(0xc6e9dfa8 to 0xc6e9dff0) # [ 109.460019] dfa0: 00000016 00000016 00000001 b6e76000 00000016 00000000 # [ 109.468204] dfc0: 00000016 00000016 b6fbde00 00000004 00000001 00000000 00020000 bed91a54 # [ 109.476386] dfe0: 00000004 bed91788 b6f2b94f b6eb1c66 # [ 109.481505] irq event stamp: 0 # [ 109.487452] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.495909] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 109.504780] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 109.512278] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.517884] ---[ end trace afcb138eba6267d4 ]--- # [ 109.522[ 109.937672] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 513] lkdtm: Overflow detected: sa[ 109.945647] lkdtm: attempting good refcount_add() without overflow turated # REFCOUNT_INC_OVERFLOW:[ 109.954572] lkdtm: attempting bad refcount_add() overflow missing 'cal[l t1r0a9c.e9:6'2:80] ------------[ cut here ]------------ [FAIL] not ok 42 selftests: lkd[ 109.969386] WARNING: CPU: 1 PID: 2717 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 tm: REFCOUNT_INC_OVERFLOW.sh # ex[ 109.980678] refcount_t: saturated; leaking memory. it=1 # selftests: lkdtm: REFCOUN[ 109.988311] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 T_ADD_OVERFLOW.sh [ 110.020038] CPU: 1 PID: 2717 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 110.029366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.035901] Backtrace: [ 110.038384] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 110.045968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 110.051645] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 110.058973] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 110.065947] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 110.073706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 110.081199] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6b8e000 [ 110.086878] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 110.095850] r9:c1acf8b0 r8:c15e7d40 r7:c6b8ff60 r6:00000016 r5:c6cff000 r4:c6b8e000 [ 110.103616] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 110.113289] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 110.123391] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.132531] r4:0000002c [ 110.135081] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.143102] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.151030] r9:c6b8ff60 r8:c309a600 r7:00000016 r6:b6e74000 r5:c5a2f2c0 r4:c0c2d4e8 [ 110.158791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.166634] r9:c07f4a6c r8:c6b8ff60 r7:c2816000 r6:b6e74000 r5:c5a2f2c0 r4:00000000 [ 110.174392] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.181539] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c6b8e000 r5:c5a2f2c0 [ 110.189375] r4:c5a2f2c0 [ 110.191922] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.199069] r9:c6b8e000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:00000016 r4:00000016 [ 110.206828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.214404] Exception stack(0xc6b8ffa8 to 0xc6b8fff0) [ 110.219469] ffa0: 00000016 00000016 00000001 b6e74000 00000016 00000000 [ 110.227659] ffc0: 00000016 00000016 b6fbbe00 00000004 00000001 00000000 00020000 bee82a54 [ 110.235846] ffe0: 00000004 bee82788 b6f2994f b6eafc66 [ 110.240996] irq event stamp: 0 [ 110.244109] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.249713] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 110.257272] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 110.264845] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.270441] ---[ end trace afcb138eba6267d5 ]--- [ 110.275117] lkdtm: Overflow detected: saturated # [ 109.937672] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 109.945647] lkdtm: attempting good refcount_add() without overflow # [ 109.954572] lkdtm: attempting bad refcount_add() overflow # [ 109.962780] ------------[ cut here ]------------ # [ 109.969386] WARNING: CPU: 1 PID: 2717 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.980678] refcount_t: saturated; leaking memory. # [ 109.988311] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.020038] CPU: 1 PID: 2717 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 110.029366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.035901] Backtrace: # [ 110.038384] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.045968] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 110.051645] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.058973] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.065947] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 110.073706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.081199] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6b8e000 # [ 110.086878] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 110.095850] r9:c1acf8b0 r8:c15e7d40 r7:c6b8ff60 r6:00000016 r5:c6cff000 r4:c6b8e000 # [ 110.103616] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 110.113289] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 110.123391] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.132531] r4:0000002c # [ 110.135081] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.143102] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.151030] r9:c6b8ff60 r8:c309a600 r7:00000016 r6:b6e74000 r5:c5a2f2c0 r4:c0c2d4e8 # [ 110.158791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.166634] r9:c07f4a6c r8:c6b8ff60 r7:c2816000 r6:b6e74000 r5:c5a2f2c0 r4:00000000 # [ 110.174392] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.181539] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c6b8e000 r5:c5a2f2c0 # [ 110.189375] r4:c5a2f2c0 # [ 110.191922] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.199069] r9:c6b8e000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:00000016 r4:00000016 # [ 110.206828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.214404] Exception stack(0xc6b8ffa8 to 0xc6b8fff0) # [ 110.219469] ffa0: 00000016 00000016 00000001 b6e74000 00000016 00000000 # [ 110.227659] ffc0: 00000016 00000016 b6fbbe00 00000004 00000001 00000000 00020000 bee82a54 # [ 110.235846] ffe0: 00000004 bee82788 b6f2994f b6eafc66 # [ 110.240996] irq event stamp: 0 # [ 110.244109] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.249713] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 110.257272] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 110.264845] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.270441] ---[ end trace afcb138eba6267d5 ]--- # [ 110.275117] lkdtm: Overflow detected: saturated # REFCOUNT_ADD[ 110.694580] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW _OVERFLOW: missing 'call trace:':[ 110.701816] lkdtm: attempting bad refcount_inc_not_zero() overflow [FAIL] not ok 43 selftests: lkd[ 110.710934] ------------[ cut here ]------------ tm: REFCOUNT_ADD_OVERFLOW.sh # ex[ 110.718463] WARNING: CPU: 0 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 it=1 # selftests: lkdtm: REFCOUN[ 110.729755] refcount_t: saturated; leaking memory. T_INC_NOT_ZERO_OVERFLOW.sh [ 110.737504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 110.768707] CPU: 0 PID: 2751 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 110.776458] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.782989] Backtrace: [ 110.785463] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 110.793044] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 110.798716] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 110.806038] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 110.813009] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 110.820764] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 110.828254] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6bac000 [ 110.833928] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 110.842896] r9:c1acf8c8 r8:c15e7d40 r7:c6badf60 r6:0000001f r5:c6a8a000 r4:7fffffff [ 110.850653] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 110.861098] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 110.872752] r5:c6a8a000 r4:c6bac000 [ 110.876344] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.886262] r4:0000002d [ 110.888806] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.896823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.904749] r9:c6badf60 r8:c309a600 r7:0000001f r6:b6ea3000 r5:c5b6a640 r4:c0c2d4e8 [ 110.912506] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.920343] r9:c07f4a6c r8:c6badf60 r7:c2816000 r6:b6ea3000 r5:c5b6a640 r4:00000000 [ 110.928097] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.935240] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c6bac000 r5:c5b6a640 [ 110.943073] r4:c5b6a640 [ 110.945616] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.952759] r9:c6bac000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000001f r4:0000001f [ 110.960513] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.968087] Exception stack(0xc6badfa8 to 0xc6badff0) [ 110.973147] dfa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000000 [ 110.981334] dfc0: 0000001f 0000001f b6feae00 00000004 00000001 00000000 00020000 beebea54 [ 110.989516] dfe0: 00000004 beebe788 b6f5894f b6edec66 [ 110.994614] irq event stamp: 0 [ 110.997686] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.003276] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.010822] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.018354] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.023962] ---[ end trace afcb138eba6267d6 ]--- [ 111.028591] lkdtm: Overflow detected: saturated # [ 110.694580] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 110.701816] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 110.710934] ------------[ cut here ]------------ # [ 110.718463] WARNING: CPU: 0 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 110.729755] refcount_t: saturated; leaking memory. # [ 110.737504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.768707] CPU: 0 PID: 2751 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 110.776458] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.782989] Backtrace: # [ 110.785463] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.793044] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 110.798716] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.806038] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.813009] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 110.820764] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.828254] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6bac000 # [ 110.833928] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 110.842896] r9:c1acf8c8 r8:c15e7d40 r7:c6badf60 r6:0000001f r5:c6a8a000 r4:7fffffff # [ 110.850653] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 110.861098] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 110.872752] r5:c6a8a000 r4:c6bac000 # [ 110.876344] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.886262] r4:0000002d # [ 110.888806] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.896823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.904749] r9:c6badf60 r8:c309a600 r7:0000001f r6:b6ea3000 r5:c5b6a640 r4:c0c2d4e8 # [ 110.912506] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.920343] r9:c07f4a6c r8:c6badf60 r7:c2816000 r6:b6ea3000 r5:c5b6a640 r4:00000000 # [ 110.928097] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.935240] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c6bac000 r5:c5b6a640 # [ 110.943073] r4:c5b6a640 # [ 110.945616] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.952759] r9:c6bac000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000001f r4:0000001f # [ 110.960513] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.968087] Exception stack(0xc6badfa8 to 0xc6badff0) # [ 110.973147] dfa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000000 # [ 110.981334] dfc0: 0000001f 0000001f b6feae00 00000004 00000001 00000000 00020000 beebea54 # [ 110.989516] dfe0: 00000004 beebe788 b6f5894f b6edec66 # [ 110.994614] irq event stamp: 0 # [ 110.997686] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.003276] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.010822] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.018354] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.023962] ---[ end trace afcb138eba6267d6 ]--- # [ 111.028591] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REF[ 111.465035] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW COUNT_INC_NOT_ZE[R O _1O1V1E.R4F73447] lkdtm: attempting bad refcount_add_not_zero() overflow OW.sh # exit=1 # selftests: lkdt[ 111.481874] ------------[ cut here ]------------ m: REFCOUNT_ADD_NOT_ZERO_OVERFLOW[ 111.489276] WARNING: CPU: 2 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 .sh [ 111.500654] refcount_t: saturated; leaking memory. [ 111.505774] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 111.534919] CPU: 2 PID: 2785 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 111.542669] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.549201] Backtrace: [ 111.551675] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.559254] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 111.564926] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.572248] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.579218] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 111.586974] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.594463] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6f8e000 [ 111.600137] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 111.609104] r9:c1acf8e8 r8:c15e7d40 r7:c6f8ff60 r6:0000001f r5:c5ee8000 r4:7fffffff [ 111.616862] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 111.627307] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 111.638961] r5:c5ee8000 r4:c6f8e000 [ 111.642552] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.652470] r4:0000002e [ 111.655015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.663033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.670957] r9:c6f8ff60 r8:c309a600 r7:0000001f r6:b6dcb000 r5:c6b0d400 r4:c0c2d4e8 [ 111.678714] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.686551] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6dcb000 r5:c6b0d400 r4:00000000 [ 111.694303] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.701445] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6f8e000 r5:c6b0d400 [ 111.709278] r4:c6b0d400 [ 111.711820] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.718964] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000001f r4:0000001f [ 111.726717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.734292] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) [ 111.739352] ffa0: 0000001f 0000001f 00000001 b6dcb000 0000001f 00000000 [ 111.747538] ffc0: 0000001f 0000001f b6f12e00 00000004 00000001 00000000 00020000 beaf5a54 [ 111.755720] ffe0: 00000004 beaf5788 b6e8094f b6e06c66 [ 111.760832] irq event stamp: 0 [ 111.763926] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.769514] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.777087] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.784633] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.790228] ---[ end trace afcb138eba6267d7 ]--- [ 111.794889] lkdtm: Overflow detected: saturated # [ 111.465035] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 111.473447] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 111.481874] ------------[ cut here ]------------ # [ 111.489276] WARNING: CPU: 2 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 111.500654] refcount_t: saturated; leaking memory. # [ 111.505774] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.534919] CPU: 2 PID: 2785 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 111.542669] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.549201] Backtrace: # [ 111.551675] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.559254] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 111.564926] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.572248] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.579218] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 111.586974] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.594463] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6f8e000 # [ 111.600137] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 111.609104] r9:c1acf8e8 r8:c15e7d40 r7:c6f8ff60 r6:0000001f r5:c5ee8000 r4:7fffffff # [ 111.616862] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 111.627307] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 111.638961] r5:c5ee8000 r4:c6f8e000 # [ 111.642552] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.652470] r4:0000002e # [ 111.655015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.663033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.670957] r9:c6f8ff60 r8:c309a600 r7:0000001f r6:b6dcb000 r5:c6b0d400 r4:c0c2d4e8 # [ 111.678714] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.686551] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6dcb000 r5:c6b0d400 r4:00000000 # [ 111.694303] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.701445] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6f8e000 r5:c6b0d400 # [ 111.709278] r4:c6b0d400 # [ 111.711820] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.718964] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000001f r4:0000001f # [ 111.726717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.734292] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) # [ 111.739352] ffa0: 0000001f 0000001f 00000001 b6dcb000 0000001f 00000000 # [ 111.747538] ffc0: 0000001f 0000001f b6f12e00 00000004 00000001 00000000 00020000 beaf5a54 # [ 111.755720] ffe0: 00000004 beaf5788 b6e8094f b6e06c66 # [ 111.760832] irq event stamp: 0 # [ 111.763926] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.769514] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.777087] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.784633] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.790228] ---[ end trace afcb138eba6267d7 ]--- # [ 111.794889] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trac[ 112.220090] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO e:': [FAIL] not ok 45 selftests:[ 112.227628] lkdtm: attempting good refcount_dec() lkdtm: REFCOUNT_ADD_NOT_ZERO_OVE[ 112.235252] lkdtm: attempting bad refcount_dec() to zero RFLOW.sh # exit=1 # selftests: l[ 112.243330] ------------[ cut here ]------------ kdtm: REFCOUNT_DEC_ZERO.sh [ 112.250860] WARNING: CPU: 3 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 112.261698] refcount_t: decrement hit 0; leaking memory. [ 112.267058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 112.296197] CPU: 3 PID: 2819 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 112.303946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.310478] Backtrace: [ 112.312951] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.320529] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 112.326203] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.333525] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.340496] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 112.348251] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.355739] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c5f4c000 [ 112.361413] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 112.370381] r9:c1acf908 r8:c15e7d40 r7:c5f4df60 r6:00000012 r5:c6e49000 r4:c5f4c000 [ 112.378137] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 112.387800] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 112.397556] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.406343] r4:0000002f [ 112.408890] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.416906] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.424830] r9:c5f4df60 r8:c309a600 r7:00000012 r6:b6e69000 r5:c6b08640 r4:c0c2d4e8 [ 112.432587] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.440424] r9:c07f4a6c r8:c5f4df60 r7:c2816000 r6:b6e69000 r5:c6b08640 r4:00000000 [ 112.448177] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.455321] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5f4c000 r5:c6b08640 [ 112.463154] r4:c6b08640 [ 112.465697] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.472839] r9:c5f4c000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000012 r4:00000012 [ 112.480593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.488167] Exception stack(0xc5f4dfa8 to 0xc5f4dff0) [ 112.493229] dfa0: 00000012 00000012 00000001 b6e69000 00000012 00000000 [ 112.501414] dfc0: 00000012 00000012 b6fb0e00 00000004 00000001 00000000 00020000 be94aa54 [ 112.509598] dfe0: 00000004 be94a788 b6f1e94f b6ea4c66 [ 112.514706] irq event stamp: 0 [ 112.517779] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.523371] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.530935] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.538494] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.544112] ---[ end trace afcb138eba6267d8 ]--- [ 112.548743] lkdtm: Zero detected: saturated # [ 112.220090] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 112.227628] lkdtm: attempting good refcount_dec() # [ 112.235252] lkdtm: attempting bad refcount_dec() to zero # [ 112.243330] ------------[ cut here ]------------ # [ 112.250860] WARNING: CPU: 3 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 112.261698] refcount_t: decrement hit 0; leaking memory. # [ 112.267058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.296197] CPU: 3 PID: 2819 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 112.303946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.310478] Backtrace: # [ 112.312951] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.320529] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 112.326203] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.333525] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.340496] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 112.348251] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.355739] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c5f4c000 # [ 112.361413] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 112.370381] r9:c1acf908 r8:c15e7d40 r7:c5f4df60 r6:00000012 r5:c6e49000 r4:c5f4c000 # [ 112.378137] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 112.387800] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 112.397556] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.406343] r4:0000002f # [ 112.408890] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.416906] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.424830] r9:c5f4df60 r8:c309a600 r7:00000012 r6:b6e69000 r5:c6b08640 r4:c0c2d4e8 # [ 112.432587] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.440424] r9:c07f4a6c r8:c5f4df60 r7:c2816000 r6:b6e69000 r5:c6b08640 r4:00000000 # [ 112.448177] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.455321] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5f4c000 r5:c6b08640 # [ 112.463154] r4:c6b08640 # [ 112.465697] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.472839] r9:c5f4c000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000012 r4:00000012 # [ 112.480593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.488167] Exception stack(0xc5f4dfa8 to 0xc5f4dff0) # [ 112.493229] dfa0: 00000012 00000012 00000001 b6e69000 00000012 00000000 # [ 112.501414] dfc0: 00000012 00000012 b6fb0e00 00000004 00000001 00000000 00020000 be94aa54 # [ 112.509598] dfe0: 00000004 be94a788 b6f1e94f b6ea4c66 # [ 112.514706] irq event stamp: 0 # [ 112.517779] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.523371] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.530935] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 112.538494] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.544112] ---[ end trace afcb138eba6267d8 ]--- # [ 112.548743] 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[ 112.980826] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE .sh [ 112.989185] lkdtm: attempting bad refcount_dec() below zero [ 112.995130] ------------[ cut here ]------------ [ 112.999786] WARNING: CPU: 2 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 113.008373] refcount_t: decrement hit 0; leaking memory. [ 113.013744] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 113.042898] CPU: 2 PID: 2856 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 113.050647] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.057180] Backtrace: [ 113.059655] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.067234] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 113.072907] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.080230] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.087200] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 113.094956] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.102445] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6fc4000 [ 113.108120] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 113.117085] r9:c1acf91c r8:c15e7d40 r7:c6fc5f60 r6:00000016 r5:00000000 r4:c6fc4000 [ 113.124841] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 113.134508] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 113.144611] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.153747] r5:c5ee8000 r4:00000030 [ 113.157334] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.165353] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.173278] r9:c6fc5f60 r8:c309a600 r7:00000016 r6:b6e21000 r5:c6a72dc0 r4:c0c2d4e8 [ 113.181035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.188875] r9:c07f4a6c r8:c6fc5f60 r7:c2816000 r6:b6e21000 r5:c6a72dc0 r4:00000000 [ 113.196627] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.203771] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6fc4000 r5:c6a72dc0 [ 113.211604] r4:c6a72dc0 [ 113.214146] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.221289] r9:c6fc4000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000016 r4:00000016 [ 113.229044] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.236618] Exception stack(0xc6fc5fa8 to 0xc6fc5ff0) [ 113.241678] 5fa0: 00000016 00000016 00000001 b6e21000 00000016 00000000 [ 113.249864] 5fc0: 00000016 00000016 b6f68e00 00000004 00000001 00000000 00020000 bebf3a54 [ 113.258047] 5fe0: 00000004 bebf3788 b6ed694f b6e5cc66 [ 113.263174] irq event stamp: 0 [ 113.266268] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.271859] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.279430] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.286982] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.292572] ---[ end trace afcb138eba6267d9 ]--- [ 113.297232] lkdtm: Negative detected: saturated # [ 112.980826] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 112.989185] lkdtm: attempting bad refcount_dec() below zero # [ 112.995130] ------------[ cut here ]------------ # [ 112.999786] WARNING: CPU: 2 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 113.008373] refcount_t: decrement hit 0; leaking memory. # [ 113.013744] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.042898] CPU: 2 PID: 2856 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 113.050647] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.057180] Backtrace: # [ 113.059655] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.067234] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 113.072907] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.080230] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.087200] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 113.094956] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.102445] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6fc4000 # [ 113.108120] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 113.117085] r9:c1acf91c r8:c15e7d40 r7:c6fc5f60 r6:00000016 r5:00000000 r4:c6fc4000 # [ 113.124841] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 113.134508] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 113.144611] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.153747] r5:c5ee8000 r4:00000030 # [ 113.157334] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.165353] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.173278] r9:c6fc5f60 r8:c309a600 r7:00000016 r6:b6e21000 r5:c6a72dc0 r4:c0c2d4e8 # [ 113.181035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.188875] r9:c07f4a6c r8:c6fc5f60 r7:c2816000 r6:b6e21000 r5:c6a72dc0 r4:00000000 # [ 113.196627] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.203771] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6fc4000 r5:c6a72dc0 # [ 113.211604] r4:c6a72dc0 # [ 113.214146] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.221289] r9:c6fc4000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000016 r4:00000016 # [ 113.229044] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.236618] Exception stack(0xc6fc5fa8 to 0xc6fc5ff0) # [ 113.241678] 5fa0: 00000016 00000016 00000001 b6e21000 00000016 00000000 # [ 113.249864] 5fc0: 00000016 00000016 b6f68e00 00000004 00000001 00000000 00020000 bebf3a54 # [ 113.258047] 5fe0: 00000004 bebf3788 b6ed694f b6e5cc66 # [ 113.263174] irq event stamp: 0 # [ 113.266268] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.271859] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.279430] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.286982] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.292572] ---[ end trace afcb138eba6267d9 ]--- # [ 113.297232] 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 [ 113.736842] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 113.743650] lkdtm: attempting bad refcount_dec_and_test() below zero [ 113.750128] ------------[ cut here ]------------ [ 113.754845] WARNING: CPU: 2 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 113.763385] refcount_t: underflow; use-after-free. [ 113.768255] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 113.797467] CPU: 2 PID: 2891 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 113.805221] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.811755] Backtrace: [ 113.814237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.821818] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 113.827495] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.834826] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.841801] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 113.849561] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.857053] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6f8e000 [ 113.862733] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 113.871792] r9:c1acf934 r8:c15e7d40 r7:c6f8ff60 r6:0000001f r5:00000000 r4:c6f8e000 [ 113.879559] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 113.890014] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 113.901682] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.911602] r5:c6dc0000 r4:00000031 [ 113.915193] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.923215] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.931144] r9:c6f8ff60 r8:c309a600 r7:0000001f r6:b6db9000 r5:c6b0e780 r4:c0c2d4e8 [ 113.938904] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.946746] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6db9000 r5:c6b0e780 r4:00000000 [ 113.954501] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.961648] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6f8e000 r5:c6b0e780 [ 113.969484] r4:c6b0e780 [ 113.972031] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.979177] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:0000001f r4:0000001f [ 113.986935] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.994512] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) [ 113.999576] ffa0: 0000001f 0000001f 00000001 b6db9000 0000001f 00000000 [ 114.007766] ffc0: 0000001f 0000001f b6f00e00 00000004 00000001 00000000 00020000 be88ba54 [ 114.015952] ffe0: 00000004 be88b788 b6e6e94f b6df4c66 [ 114.021087] irq event stamp: 0 [ 114.024194] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.029791] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.037333] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.044872] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.050463] ---[ end trace afcb138eba6267da ]--- [ 114.055126] lkdtm: Negative detected: saturated # [ 113.736842] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 113.743650] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 113.750128] ------------[ cut here ]------------ # [ 113.754845] WARNING: CPU: 2 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 113.763385] refcount_t: underflow; use-after-free. # [ 113.768255] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.797467] CPU: 2 PID: 2891 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 113.805221] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.811755] Backtrace: # [ 113.814237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.821818] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 113.827495] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.834826] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.841801] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 113.849561] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.857053] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6f8e000 # [ 113.862733] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 113.871792] r9:c1acf934 r8:c15e7d40 r7:c6f8ff60 r6:0000001f r5:00000000 r4:c6f8e000 # [ 113.879559] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 113.890014] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 113.901682] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.911602] r5:c6dc0000 r4:00000031 # [ 113.915193] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.923215] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.931144] r9:c6f8ff60 r8:c309a600 r7:0000001f r6:b6db9000 r5:c6b0e780 r4:c0c2d4e8 # [ 113.938904] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.946746] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6db9000 r5:c6b0e780 r4:00000000 # [ 113.954501] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.961648] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6f8e000 r5:c6b0e780 # [ 113.969484] r4:c6b0e780 # [ 113.972031] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.979177] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:0000001f r4:0000001f # [ 113.986935] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.994512] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) # [ 113.999576] ffa0: 0000001f 0000001f 00000001 b6db9000 0000001f 00000000 # [ 114.007766] ffc0: 0000001f 0000001f b6f00e00 00000004 00000001 00000000 00020000 be88ba54 # [ 114.015952] ffe0: 00000004 be88b788 b6e6e94f b6df4c66 # [ 114.021087] irq event stamp: 0 # [ 114.024194] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.029791] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.037333] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.044872] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.050463] ---[ end trace afcb138eba6267da ]--- # [ 114.055126] 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 [ 114.511051] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 114.517931] lkdtm: attempting bad refcount_sub_and_test() below zero [ 114.524445] ------------[ cut here ]------------ [ 114.529119] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 114.537704] refcount_t: underflow; use-after-free. [ 114.542506] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 114.571661] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 114.579412] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.585946] Backtrace: [ 114.588421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.596001] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 114.601672] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.608994] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.615967] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 114.623726] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.631215] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6bb0000 [ 114.636890] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 114.645944] r9:c1acf954 r8:c15e7d40 r7:c6bb1f60 r6:0000001f r5:c6e49000 r4:c6bb0000 [ 114.653708] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 114.664158] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 114.675817] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.685735] r4:00000032 [ 114.688278] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.696296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.704222] r9:c6bb1f60 r8:c309a600 r7:0000001f r6:b6e48000 r5:c6acab40 r4:c0c2d4e8 [ 114.711978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.719816] r9:c07f4a6c r8:c6bb1f60 r7:c2816000 r6:b6e48000 r5:c6acab40 r4:00000000 [ 114.727569] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.734711] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6bb0000 r5:c6acab40 [ 114.742544] r4:c6acab40 [ 114.745086] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.752229] r9:c6bb0000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000001f r4:0000001f [ 114.759984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.767558] Exception stack(0xc6bb1fa8 to 0xc6bb1ff0) [ 114.772620] 1fa0: 0000001f 0000001f 00000001 b6e48000 0000001f 00000000 [ 114.780804] 1fc0: 0000001f 0000001f b6f8fe00 00000004 00000001 00000000 00020000 beb02a54 [ 114.788986] 1fe0: 00000004 beb02788 b6efd94f b6e83c66 [ 114.794094] irq event stamp: 0 [ 114.797166] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.802754] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.810291] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.817831] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.823455] ---[ end trace afcb138eba6267db ]--- [ 114.828120] lkdtm: Negative detected: saturated # [ 114.511051] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 114.517931] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 114.524445] ------------[ cut here ]------------ # [ 114.529119] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 114.537704] refcount_t: underflow; use-after-free. # [ 114.542506] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.571661] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 114.579412] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.585946] Backtrace: # [ 114.588421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.596001] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 114.601672] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.608994] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.615967] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 114.623726] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.631215] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6bb0000 # [ 114.636890] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 114.645944] r9:c1acf954 r8:c15e7d40 r7:c6bb1f60 r6:0000001f r5:c6e49000 r4:c6bb0000 # [ 114.653708] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 114.664158] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 114.675817] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.685735] r4:00000032 # [ 114.688278] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.696296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.704222] r9:c6bb1f60 r8:c309a600 r7:0000001f r6:b6e48000 r5:c6acab40 r4:c0c2d4e8 # [ 114.711978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.719816] r9:c07f4a6c r8:c6bb1f60 r7:c2816000 r6:b6e48000 r5:c6acab40 r4:00000000 # [ 114.727569] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.734711] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6bb0000 r5:c6acab40 # [ 114.742544] r4:c6acab40 # [ 114.745086] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.752229] r9:c6bb0000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:0000001f r4:0000001f # [ 114.759984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.767558] Exception stack(0xc6bb1fa8 to 0xc6bb1ff0) # [ 114.772620] 1fa0: 0000001f 0000001f 00000001 b6e48000 0000001f 00000000 # [ 114.780804] 1fc0: 0000001f 0000001f b6f8fe00 00000004 00000001 00000000 00020000 beb02a54 # [ 114.788986] 1fe0: 00000004 beb02788 b6efd94f b6e83c66 # [ 114.794094] irq event stamp: 0 # [ 114.797166] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.802754] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.810291] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.817831] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.823455] ---[ end trace afcb138eba6267db ]--- # [ 114.828120] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # se[ 115.265214] lkdtm: Performing direct entry REFCOUNT_INC_ZERO lftests: lkdtm: [R E F1C1O5U.N2T72382] lkdtm: attempting safe refcount_inc_not_zero() from zero INC_ZERO.sh [ 115.280912] lkdtm: Good: zero detected [ 115.285730] lkdtm: Correctly stayed at zero [ 115.289926] lkdtm: attempting bad refcount_inc() from zero [ 115.295466] ------------[ cut here ]------------ [ 115.300112] WARNING: CPU: 1 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 115.308679] refcount_t: addition on 0; use-after-free. [ 115.313872] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.343026] CPU: 1 PID: 2958 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 115.350775] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.357308] Backtrace: [ 115.359781] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.367359] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 115.373033] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.380358] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.387329] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 115.395085] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.402576] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c5f4c000 [ 115.408249] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 115.417304] r9:c1acf974 r8:c15e7d40 r7:c5f4df60 r6:00000012 r5:00000000 r4:c5f4c000 [ 115.425063] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 115.434730] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 115.444481] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.453269] r5:c5f44000 r4:00000033 [ 115.456855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.464871] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.472796] r9:c5f4df60 r8:c309a600 r7:00000012 r6:b6ea2000 r5:c5b6a140 r4:c0c2d4e8 [ 115.480551] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.488389] r9:c07f4a6c r8:c5f4df60 r7:c2816000 r6:b6ea2000 r5:c5b6a140 r4:00000000 [ 115.496141] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.503284] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c5f4c000 r5:c5b6a140 [ 115.511117] r4:c5b6a140 [ 115.513660] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.520803] r9:c5f4c000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:00000012 r4:00000012 [ 115.528556] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.536131] Exception stack(0xc5f4dfa8 to 0xc5f4dff0) [ 115.541191] dfa0: 00000012 00000012 00000001 b6ea2000 00000012 00000000 [ 115.549377] dfc0: 00000012 00000012 b6fe9e00 00000004 00000001 00000000 00020000 be9a7a54 [ 115.557560] dfe0: 00000004 be9a7788 b6f5794f b6eddc66 [ 115.562693] irq event stamp: 0 [ 115.565791] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.571380] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.578945] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.586488] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.592096] ---[ end trace afcb138eba6267dc ]--- [ 115.596766] lkdtm: Zero detected: saturated # [ 115.265214] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 115.272382] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 115.280912] lkdtm: Good: zero detected # [ 115.285730] lkdtm: Correctly stayed at zero # [ 115.289926] lkdtm: attempting bad refcount_inc() from zero # [ 115.295466] ------------[ cut here ]------------ # [ 115.300112] WARNING: CPU: 1 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 115.308679] refcount_t: addition on 0; use-after-free. # [ 115.313872] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.343026] CPU: 1 PID: 2958 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 115.350775] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.357308] Backtrace: # [ 115.359781] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.367359] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 115.373033] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.380358] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.387329] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 115.395085] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.402576] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c5f4c000 # [ 115.408249] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 115.417304] r9:c1acf974 r8:c15e7d40 r7:c5f4df60 r6:00000012 r5:00000000 r4:c5f4c000 # [ 115.425063] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 115.434730] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 115.444481] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.453269] r5:c5f44000 r4:00000033 # [ 115.456855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.464871] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.472796] r9:c5f4df60 r8:c309a600 r7:00000012 r6:b6ea2000 r5:c5b6a140 r4:c0c2d4e8 # [ 115.480551] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.488389] r9:c07f4a6c r8:c5f4df60 r7:c2816000 r6:b6ea2000 r5:c5b6a140 r4:00000000 # [ 115.496141] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.503284] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c5f4c000 r5:c5b6a140 # [ 115.511117] r4:c5b6a140 # [ 115.513660] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.520803] r9:c5f4c000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:00000012 r4:00000012 # [ 115.528556] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.536131] Exception stack(0xc5f4dfa8 to 0xc5f4dff0) # [ 115.541191] dfa0: 00000012 00000012 00000001 b6ea2000 00000012 00000000 # [ 115.549377] dfc0: 00000012 00000012 b6fe9e00 00000004 00000001 00000000 00020000 be9a7a54 # [ 115.557560] dfe0: 00000004 be9a7788 b6f5794f b6eddc66 # [ 115.562693] irq event stamp: 0 # [ 115.565791] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.571380] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.578945] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.586488] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.592096] ---[ end trace afcb138eba6267dc ]--- # [ 115.596766] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 116.059937] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 116.065685] lkdtm: attempting safe refcount_add_not_zero() from zero [ 116.072055] lkdtm: Good: zero detected [ 116.075932] lkdtm: Correctly stayed at zero [ 116.080153] lkdtm: attempting bad refcount_add() from zero [ 116.085705] ------------[ cut here ]------------ [ 116.090352] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 116.098925] refcount_t: addition on 0; use-after-free. [ 116.104111] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.133261] CPU: 3 PID: 2992 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 116.141013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.147546] Backtrace: [ 116.150019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.157598] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 116.163271] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.170593] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.177564] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 116.185318] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.192807] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6a58000 [ 116.198482] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 116.207537] r9:c1acf988 r8:c15e7d40 r7:c6a59f60 r6:00000012 r5:00000000 r4:c6a58000 [ 116.215298] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 116.224967] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 116.234719] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.243508] r5:c6e49000 r4:00000034 [ 116.247094] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.255111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.263035] r9:c6a59f60 r8:c309a600 r7:00000012 r6:b6dd8000 r5:c6acbcc0 r4:c0c2d4e8 [ 116.270791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.278630] r9:c07f4a6c r8:c6a59f60 r7:c2816000 r6:b6dd8000 r5:c6acbcc0 r4:00000000 [ 116.286382] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.293526] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c6a58000 r5:c6acbcc0 [ 116.301359] r4:c6acbcc0 [ 116.303901] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.311044] r9:c6a58000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:00000012 r4:00000012 [ 116.318798] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.326372] Exception stack(0xc6a59fa8 to 0xc6a59ff0) [ 116.331432] 9fa0: 00000012 00000012 00000001 b6dd8000 00000012 00000000 [ 116.339618] 9fc0: 00000012 00000012 b6f1fe00 00000004 00000001 00000000 00020000 bedeca54 [ 116.347801] 9fe0: 00000004 bedec788 b6e8d94f b6e13c66 [ 116.352921] irq event stamp: 0 [ 116.356016] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.361608] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.369150] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.376679] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.382271] ---[ end trace afcb138eba6267dd ]--- [ 116.386944] lkdtm: Zero detected: saturated # [ 116.059937] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 116.065685] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 116.072055] lkdtm: Good: zero detected # [ 116.075932] lkdtm: Correctly stayed at zero # [ 116.080153] lkdtm: attempting bad refcount_add() from zero # [ 116.085705] ------------[ cut here ]------------ # [ 116.090352] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 116.098925] refcount_t: addition on 0; use-after-free. # [ 116.104111] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.133261] CPU: 3 PID: 2992 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 116.141013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.147546] Backtrace: # [ 116.150019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.157598] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 116.163271] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.170593] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.177564] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 116.185318] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.192807] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6a58000 # [ 116.198482] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 116.207537] r9:c1acf988 r8:c15e7d40 r7:c6a59f60 r6:00000012 r5:00000000 r4:c6a58000 # [ 116.215298] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 116.224967] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 116.234719] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.243508] r5:c6e49000 r4:00000034 # [ 116.247094] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.255111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.263035] r9:c6a59f60 r8:c309a600 r7:00000012 r6:b6dd8000 r5:c6acbcc0 r4:c0c2d4e8 # [ 116.270791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.278630] r9:c07f4a6c r8:c6a59f60 r7:c2816000 r6:b6dd8000 r5:c6acbcc0 r4:00000000 # [ 116.286382] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.293526] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c6a58000 r5:c6acbcc0 # [ 116.301359] r4:c6acbcc0 # [ 116.303901] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.311044] r9:c6a58000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:00000012 r4:00000012 # [ 116.318798] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.326372] Exception stack(0xc6a59fa8 to 0xc6a59ff0) # [ 116.331432] 9fa0: 00000012 00000012 00000001 b6dd8000 00000012 00000000 # [ 116.339618] 9fc0: 00000012 00000012 b6f1fe00 00000004 00000001 00000000 00020000 bedeca54 # [ 116.347801] 9fe0: 00000004 bedec788 b6e8d94f b6e13c66 # [ 116.352921] irq event stamp: 0 # [ 116.356016] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.361608] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.369150] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.376679] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.382271] ---[ end trace afcb138eba6267dd ]--- # [ 116.386944] 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 [ 116.857054] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 116.863173] lkdtm: attempting bad refcount_inc() from saturated [ 116.869221] ------------[ cut here ]------------ [ 116.873946] WARNING: CPU: 1 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 116.882399] refcount_t: saturated; leaking memory. [ 116.887261] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.916489] CPU: 1 PID: 3029 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 116.924242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.930777] Backtrace: [ 116.933259] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.940840] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 116.946515] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.953843] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.960818] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 116.968580] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.976076] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6fce000 [ 116.981757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 116.990729] r9:c1acf99c r8:c15e7d40 r7:c6fcff60 r6:00000017 r5:c5ae5000 r4:c6fce000 [ 116.998495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 117.008170] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 117.018358] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.027583] r4:00000035 [ 117.030134] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.038156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.046084] r9:c6fcff60 r8:c309a600 r7:00000017 r6:b6e15000 r5:c5986140 r4:c0c2d4e8 [ 117.053845] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.061687] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6e15000 r5:c5986140 r4:00000000 [ 117.069443] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.076589] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6fce000 r5:c5986140 [ 117.084425] r4:c5986140 [ 117.086972] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.094119] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 [ 117.101877] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.109454] Exception stack(0xc6fcffa8 to 0xc6fcfff0) [ 117.114517] ffa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 [ 117.122707] ffc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 be993a54 [ 117.130892] ffe0: 00000004 be993788 b6eca94f b6e50c66 [ 117.136040] irq event stamp: 0 [ 117.139119] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.144753] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.152256] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.159848] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.165483] ---[ end trace afcb138eba6267de ]--- [ 117.170121] lkdtm: Saturation detected: still saturated # [ 116.857054] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 116.863173] lkdtm: attempting bad refcount_inc() from saturated # [ 116.869221] ------------[ cut here ]------------ # [ 116.873946] WARNING: CPU: 1 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 116.882399] refcount_t: saturated; leaking memory. # [ 116.887261] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.916489] CPU: 1 PID: 3029 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 116.924242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.930777] Backtrace: # [ 116.933259] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.940840] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 116.946515] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.953843] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.960818] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 116.968580] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.976076] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6fce000 # [ 116.981757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 116.990729] r9:c1acf99c r8:c15e7d40 r7:c6fcff60 r6:00000017 r5:c5ae5000 r4:c6fce000 # [ 116.998495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 117.008170] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 117.018358] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.027583] r4:00000035 # [ 117.030134] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.038156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.046084] r9:c6fcff60 r8:c309a600 r7:00000017 r6:b6e15000 r5:c5986140 r4:c0c2d4e8 # [ 117.053845] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.061687] r9:c07f4a6c r8:c6fcff60 r7:c2816000 r6:b6e15000 r5:c5986140 r4:00000000 # [ 117.069443] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.076589] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6fce000 r5:c5986140 # [ 117.084425] r4:c5986140 # [ 117.086972] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.094119] r9:c6fce000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 # [ 117.101877] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.109454] Exception stack(0xc6fcffa8 to 0xc6fcfff0) # [ 117.114517] ffa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 # [ 117.122707] ffc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 be993a54 # [ 117.130892] ffe0: 00000004 be993788 b6eca94f b6e50c66 # [ 117.136040] irq event stamp: 0 # [ 117.139119] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.144753] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.152256] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.159848] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.165483] ---[ end trace afcb138eba6267de ]--- # [ 117.170121] 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 [ 117.627332] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 117.633452] lkdtm: attempting bad refcount_dec() from saturated [ 117.639465] ------------[ cut here ]------------ [ 117.644222] WARNING: CPU: 2 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 117.652707] refcount_t: decrement hit 0; leaking memory. [ 117.658108] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 117.687258] CPU: 2 PID: 3064 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 117.695007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.701539] Backtrace: [ 117.704017] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.711597] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 117.717270] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.724593] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.731564] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 117.739320] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.746812] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6d78000 [ 117.752487] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.761454] r9:c1acf9b4 r8:c15e7d40 r7:c6d79f60 r6:00000017 r5:c6dc0000 r4:c6d78000 [ 117.769213] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.778880] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 117.789070] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.798293] r4:00000036 [ 117.800838] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.808857] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.816781] r9:c6d79f60 r8:c309a600 r7:00000017 r6:b6e24000 r5:c5a1a3c0 r4:c0c2d4e8 [ 117.824537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.832375] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e24000 r5:c5a1a3c0 r4:00000000 [ 117.840128] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.847271] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6d78000 r5:c5a1a3c0 [ 117.855106] r4:c5a1a3c0 [ 117.857649] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.864792] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000017 r4:00000017 [ 117.872545] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.880121] Exception stack(0xc6d79fa8 to 0xc6d79ff0) [ 117.885181] 9fa0: 00000017 00000017 00000001 b6e24000 00000017 00000000 [ 117.893368] 9fc0: 00000017 00000017 b6f6be00 00000004 00000001 00000000 00020000 beb34a54 [ 117.901550] 9fe0: 00000004 beb34788 b6ed994f b6e5fc66 [ 117.906658] irq event stamp: 0 [ 117.909732] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.915345] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.922844] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.930387] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.936001] ---[ end trace afcb138eba6267df ]--- [ 117.940631] lkdtm: Saturation detected: still saturated # [ 117.627332] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 117.633452] lkdtm: attempting bad refcount_dec() from saturated # [ 117.639465] ------------[ cut here ]------------ # [ 117.644222] WARNING: CPU: 2 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.652707] refcount_t: decrement hit 0; leaking memory. # [ 117.658108] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.687258] CPU: 2 PID: 3064 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.695007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.701539] Backtrace: # [ 117.704017] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.711597] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 117.717270] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.724593] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.731564] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 117.739320] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.746812] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6d78000 # [ 117.752487] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.761454] r9:c1acf9b4 r8:c15e7d40 r7:c6d79f60 r6:00000017 r5:c6dc0000 r4:c6d78000 # [ 117.769213] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.778880] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 117.789070] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.798293] r4:00000036 # [ 117.800838] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.808857] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.816781] r9:c6d79f60 r8:c309a600 r7:00000017 r6:b6e24000 r5:c5a1a3c0 r4:c0c2d4e8 # [ 117.824537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.832375] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e24000 r5:c5a1a3c0 r4:00000000 # [ 117.840128] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.847271] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6d78000 r5:c5a1a3c0 # [ 117.855106] r4:c5a1a3c0 # [ 117.857649] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.864792] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000017 r4:00000017 # [ 117.872545] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.880121] Exception stack(0xc6d79fa8 to 0xc6d79ff0) # [ 117.885181] 9fa0: 00000017 00000017 00000001 b6e24000 00000017 00000000 # [ 117.893368] 9fc0: 00000017 00000017 b6f6be00 00000004 00000001 00000000 00020000 beb34a54 # [ 117.901550] 9fe0: 00000004 beb34788 b6ed994f b6e5fc66 # [ 117.906658] irq event stamp: 0 # [ 117.909732] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.915345] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.922844] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.930387] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.936001] ---[ end trace afcb138eba6267df ]--- # [ 117.940631] 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 [ 118.411701] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 118.417958] lkdtm: attempting bad refcount_dec() from saturated [ 118.424007] ------------[ cut here ]------------ [ 118.428664] WARNING: CPU: 1 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 118.437318] refcount_t: saturated; leaking memory. [ 118.442147] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 118.471314] CPU: 1 PID: 3099 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 118.479063] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.485597] Backtrace: [ 118.488070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.495648] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 118.501319] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.508641] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.515613] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 118.523370] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.530859] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6a02000 [ 118.536532] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 118.545499] r9:c1acf9cc r8:c15e7d40 r7:c6a03f60 r6:00000017 r5:c5f44000 r4:c6a02000 [ 118.553259] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 118.562929] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 118.573114] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.582338] r4:00000037 [ 118.584884] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.592901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.600826] r9:c6a03f60 r8:c309a600 r7:00000017 r6:b6e45000 r5:c5986000 r4:c0c2d4e8 [ 118.608582] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.616420] r9:c07f4a6c r8:c6a03f60 r7:c2816000 r6:b6e45000 r5:c5986000 r4:00000000 [ 118.624173] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.631315] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6a02000 r5:c5986000 [ 118.639148] r4:c5986000 [ 118.641691] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.648833] r9:c6a02000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017 [ 118.656588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.664163] Exception stack(0xc6a03fa8 to 0xc6a03ff0) [ 118.669222] 3fa0: 00000017 00000017 00000001 b6e45000 00000017 00000000 [ 118.677409] 3fc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 be850a54 [ 118.685592] 3fe0: 00000004 be850788 b6efa94f b6e80c66 [ 118.690692] irq event stamp: 0 [ 118.693796] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.699385] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.706930] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.714479] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.720069] ---[ end trace afcb138eba6267e0 ]--- [ 118.724735] lkdtm: Saturation detected: still saturated # [ 118.411701] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 118.417958] lkdtm: attempting bad refcount_dec() from saturated # [ 118.424007] ------------[ cut here ]------------ # [ 118.428664] WARNING: CPU: 1 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.437318] refcount_t: saturated; leaking memory. # [ 118.442147] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.471314] CPU: 1 PID: 3099 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 118.479063] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.485597] Backtrace: # [ 118.488070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.495648] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 118.501319] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.508641] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.515613] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 118.523370] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.530859] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6a02000 # [ 118.536532] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.545499] r9:c1acf9cc r8:c15e7d40 r7:c6a03f60 r6:00000017 r5:c5f44000 r4:c6a02000 # [ 118.553259] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.562929] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 118.573114] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.582338] r4:00000037 # [ 118.584884] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.592901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.600826] r9:c6a03f60 r8:c309a600 r7:00000017 r6:b6e45000 r5:c5986000 r4:c0c2d4e8 # [ 118.608582] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.616420] r9:c07f4a6c r8:c6a03f60 r7:c2816000 r6:b6e45000 r5:c5986000 r4:00000000 # [ 118.624173] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.631315] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6a02000 r5:c5986000 # [ 118.639148] r4:c5986000 # [ 118.641691] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.648833] r9:c6a02000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017 # [ 118.656588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.664163] Exception stack(0xc6a03fa8 to 0xc6a03ff0) # [ 118.669222] 3fa0: 00000017 00000017 00000001 b6e45000 00000017 00000000 # [ 118.677409] 3fc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 be850a54 # [ 118.685592] 3fe0: 00000004 be850788 b6efa94f b6e80c66 # [ 118.690692] irq event stamp: 0 # [ 118.693796] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.699385] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.706930] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.714479] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.720069] ---[ end trace afcb138eba6267e0 ]--- # [ 118.724735] 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 [ 119.191890] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 119.198870] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 119.205621] ------------[ cut here ]------------ [ 119.210270] WARNING: CPU: 1 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 119.218767] refcount_t: saturated; leaking memory. [ 119.223569] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.252756] CPU: 1 PID: 3131 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 119.260505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.267036] Backtrace: [ 119.269510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.277089] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 119.282761] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.290085] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.297057] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 119.304814] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.312302] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6d78000 [ 119.317977] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 119.326943] r9:c1acf9e4 r8:c15e7d40 r7:c6d79f60 r6:00000020 r5:c5f44000 r4:c0000000 [ 119.334704] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 119.345150] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 119.356892] r5:c5f44000 r4:c6d78000 [ 119.360485] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.370490] r4:00000038 [ 119.373036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.381054] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.388979] r9:c6d79f60 r8:c309a600 r7:00000020 r6:b6e66000 r5:c6c51900 r4:c0c2d4e8 [ 119.396738] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.404576] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e66000 r5:c6c51900 r4:00000000 [ 119.412329] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.419473] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6d78000 r5:c6c51900 [ 119.427306] r4:c6c51900 [ 119.429850] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.436994] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020 [ 119.444749] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.452324] Exception stack(0xc6d79fa8 to 0xc6d79ff0) [ 119.457384] 9fa0: 00000020 00000020 00000001 b6e66000 00000020 00000000 [ 119.465571] 9fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bec82a54 [ 119.473753] 9fe0: 00000004 bec82788 b6f1b94f b6ea1c66 [ 119.478886] irq event stamp: 0 [ 119.481960] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.487580] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.495126] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.502639] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.508309] ---[ end trace afcb138eba6267e1 ]--- [ 119.512950] lkdtm: Saturation detected: still saturated # [ 119.191890] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 119.198870] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 119.205621] ------------[ cut here ]------------ # [ 119.210270] WARNING: CPU: 1 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 119.218767] refcount_t: saturated; leaking memory. # [ 119.223569] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.252756] CPU: 1 PID: 3131 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 119.260505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.267036] Backtrace: # [ 119.269510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.277089] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.282761] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.290085] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.297057] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 119.304814] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.312302] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6d78000 # [ 119.317977] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 119.326943] r9:c1acf9e4 r8:c15e7d40 r7:c6d79f60 r6:00000020 r5:c5f44000 r4:c0000000 # [ 119.334704] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 119.345150] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 119.356892] r5:c5f44000 r4:c6d78000 # [ 119.360485] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.370490] r4:00000038 # [ 119.373036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.381054] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.388979] r9:c6d79f60 r8:c309a600 r7:00000020 r6:b6e66000 r5:c6c51900 r4:c0c2d4e8 # [ 119.396738] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.404576] r9:c07f4a6c r8:c6d79f60 r7:c2816000 r6:b6e66000 r5:c6c51900 r4:00000000 # [ 119.412329] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.419473] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6d78000 r5:c6c51900 # [ 119.427306] r4:c6c51900 # [ 119.429850] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.436994] r9:c6d78000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020 # [ 119.444749] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.452324] Exception stack(0xc6d79fa8 to 0xc6d79ff0) # [ 119.457384] 9fa0: 00000020 00000020 00000001 b6e66000 00000020 00000000 # [ 119.465571] 9fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bec82a54 # [ 119.473753] 9fe0: 00000004 bec82788 b6f1b94f b6ea1c66 # [ 119.478886] irq event stamp: 0 # [ 119.481960] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.487580] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.495126] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.502639] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.508309] ---[ end trace afcb138eba6267e1 ]--- # [ 119.512950] 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 [ 119.991143] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 119.998203] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 120.004996] ------------[ cut here ]------------ [ 120.009651] WARNING: CPU: 3 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 120.018152] refcount_t: saturated; leaking memory. [ 120.022959] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.052192] CPU: 3 PID: 3165 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 120.059946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.066481] Backtrace: [ 120.068962] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.076546] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.082222] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.089550] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.096527] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 120.104288] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.111782] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6a58000 [ 120.117461] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.126433] r9:c1acfa04 r8:c15e7d40 r7:c6a59f60 r6:00000020 r5:c5fc0000 r4:c0000000 [ 120.134197] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.144649] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 120.156395] r5:c5fc0000 r4:c6a58000 [ 120.159992] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.170002] r4:00000039 [ 120.172553] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.180576] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.188507] r9:c6a59f60 r8:c309a600 r7:00000020 r6:b6dd3000 r5:c6aca780 r4:c0c2d4e8 [ 120.196270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.204113] r9:c07f4a6c r8:c6a59f60 r7:c2816000 r6:b6dd3000 r5:c6aca780 r4:00000000 [ 120.211870] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.219020] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c6a58000 r5:c6aca780 [ 120.226855] r4:c6aca780 [ 120.229402] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.236550] r9:c6a58000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000020 r4:00000020 [ 120.244308] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.251886] Exception stack(0xc6a59fa8 to 0xc6a59ff0) [ 120.256950] 9fa0: 00000020 00000020 00000001 b6dd3000 00000020 00000000 [ 120.265140] 9fc0: 00000020 00000020 b6f1ae00 00000004 00000001 00000000 00020000 bed59a54 [ 120.273328] 9fe0: 00000004 bed59788 b6e8894f b6e0ec66 [ 120.278459] irq event stamp: 0 [ 120.281538] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.287166] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.294697] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.302231] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.307876] ---[ end trace afcb138eba6267e2 ]--- [ 120.312518] lkdtm: Saturation detected: still saturated # [ 119.991143] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 119.998203] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 120.004996] ------------[ cut here ]------------ # [ 120.009651] WARNING: CPU: 3 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.018152] refcount_t: saturated; leaking memory. # [ 120.022959] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.052192] CPU: 3 PID: 3165 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 120.059946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.066481] Backtrace: # [ 120.068962] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.076546] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.082222] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.089550] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.096527] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 120.104288] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.111782] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6a58000 # [ 120.117461] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.126433] r9:c1acfa04 r8:c15e7d40 r7:c6a59f60 r6:00000020 r5:c5fc0000 r4:c0000000 # [ 120.134197] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.144649] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 120.156395] r5:c5fc0000 r4:c6a58000 # [ 120.159992] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.170002] r4:00000039 # [ 120.172553] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.180576] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.188507] r9:c6a59f60 r8:c309a600 r7:00000020 r6:b6dd3000 r5:c6aca780 r4:c0c2d4e8 # [ 120.196270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.204113] r9:c07f4a6c r8:c6a59f60 r7:c2816000 r6:b6dd3000 r5:c6aca780 r4:00000000 # [ 120.211870] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.219020] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c6a58000 r5:c6aca780 # [ 120.226855] r4:c6aca780 # [ 120.229402] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.236550] r9:c6a58000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000020 r4:00000020 # [ 120.244308] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.251886] Exception stack(0xc6a59fa8 to 0xc6a59ff0) # [ 120.256950] 9fa0: 00000020 00000020 00000001 b6dd3000 00000020 00000000 # [ 120.265140] 9fc0: 00000020 00000020 b6f1ae00 00000004 00000001 00000000 00020000 bed59a54 # [ 120.273328] 9fe0: 00000004 bed59788 b6e8894f b6e0ec66 # [ 120.278459] irq event stamp: 0 # [ 120.281538] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.287166] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.294697] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.302231] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.307876] ---[ end trace afcb138eba6267e2 ]--- # [ 120.312518] 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 [ 120.808037] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 120.815090] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 120.821834] ------------[ cut here ]------------ [ 120.826532] WARNING: CPU: 0 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 120.835119] refcount_t: underflow; use-after-free. [ 120.839950] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.869465] CPU: 0 PID: 3202 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 120.877215] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.883747] Backtrace: [ 120.886223] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.893804] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.899477] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.906800] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.913773] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 120.921528] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.929018] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6a1e000 [ 120.934693] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 120.943747] r9:c1acfa24 r8:c15e7d40 r7:c6a1ff60 r6:00000020 r5:c6a67000 r4:c6a1e000 [ 120.951512] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 120.961962] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 120.973713] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.983717] r4:0000003a [ 120.986264] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.994280] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.002207] r9:c6a1ff60 r8:c309a600 r7:00000020 r6:b6dd4000 r5:c6a73040 r4:c0c2d4e8 [ 121.009964] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.017803] r9:c07f4a6c r8:c6a1ff60 r7:c2816000 r6:b6dd4000 r5:c6a73040 r4:00000000 [ 121.025556] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.032700] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c6a1e000 r5:c6a73040 [ 121.040533] r4:c6a73040 [ 121.043075] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.050218] r9:c6a1e000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000020 r4:00000020 [ 121.057973] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.065547] Exception stack(0xc6a1ffa8 to 0xc6a1fff0) [ 121.070608] ffa0: 00000020 00000020 00000001 b6dd4000 00000020 00000000 [ 121.078794] ffc0: 00000020 00000020 b6f1be00 00000004 00000001 00000000 00020000 bef0ea54 [ 121.086977] ffe0: 00000004 bef0e788 b6e8994f b6e0fc66 [ 121.092103] irq event stamp: 0 [ 121.095198] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.100790] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.109306] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.116901] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.122491] ---[ end trace afcb138eba6267e3 ]--- [ 121.127148] lkdtm: Saturation detected: still saturated # [ 120.808037] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 120.815090] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 120.821834] ------------[ cut here ]------------ # [ 120.826532] WARNING: CPU: 0 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 120.835119] refcount_t: underflow; use-after-free. # [ 120.839950] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.869465] CPU: 0 PID: 3202 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 120.877215] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.883747] Backtrace: # [ 120.886223] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.893804] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.899477] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.906800] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.913773] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 120.921528] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.929018] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6a1e000 # [ 120.934693] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 120.943747] r9:c1acfa24 r8:c15e7d40 r7:c6a1ff60 r6:00000020 r5:c6a67000 r4:c6a1e000 # [ 120.951512] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 120.961962] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 120.973713] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.983717] r4:0000003a # [ 120.986264] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.994280] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.002207] r9:c6a1ff60 r8:c309a600 r7:00000020 r6:b6dd4000 r5:c6a73040 r4:c0c2d4e8 # [ 121.009964] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.017803] r9:c07f4a6c r8:c6a1ff60 r7:c2816000 r6:b6dd4000 r5:c6a73040 r4:00000000 # [ 121.025556] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.032700] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c6a1e000 r5:c6a73040 # [ 121.040533] r4:c6a73040 # [ 121.043075] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.050218] r9:c6a1e000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:00000020 r4:00000020 # [ 121.057973] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.065547] Exception stack(0xc6a1ffa8 to 0xc6a1fff0) # [ 121.070608] ffa0: 00000020 00000020 00000001 b6dd4000 00000020 00000000 # [ 121.078794] ffc0: 00000020 00000020 b6f1be00 00000004 00000001 00000000 00020000 bef0ea54 # [ 121.086977] ffe0: 00000004 bef0e788 b6e8994f b6e0fc66 # [ 121.092103] irq event stamp: 0 # [ 121.095198] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.100790] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.109306] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.116901] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.122491] ---[ end trace afcb138eba6267e3 ]--- # [ 121.127148] 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 [ 121.613495] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 121.620453] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 121.627357] ------------[ cut here ]------------ [ 121.632035] WARNING: CPU: 3 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 121.640601] refcount_t: underflow; use-after-free. [ 121.645439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.674607] CPU: 3 PID: 3237 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 121.682358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.688891] Backtrace: [ 121.691368] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.698948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.704621] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.711943] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.718916] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 121.726672] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.734163] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c68b2000 [ 121.739838] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 121.748894] r9:c1acfa44 r8:c15e7d40 r7:c68b3f60 r6:00000020 r5:c6e49000 r4:c68b2000 [ 121.756656] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 121.767110] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 121.778860] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.788863] r4:0000003b [ 121.791411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.799429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.807354] r9:c68b3f60 r8:c309a600 r7:00000020 r6:b6e85000 r5:c6a72640 r4:c0c2d4e8 [ 121.815112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.822951] r9:c07f4a6c r8:c68b3f60 r7:c2816000 r6:b6e85000 r5:c6a72640 r4:00000000 [ 121.830704] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.837849] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c68b2000 r5:c6a72640 [ 121.845683] r4:c6a72640 [ 121.848226] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.855370] r9:c68b2000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000020 r4:00000020 [ 121.863123] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.870699] Exception stack(0xc68b3fa8 to 0xc68b3ff0) [ 121.875760] 3fa0: 00000020 00000020 00000001 b6e85000 00000020 00000000 [ 121.883947] 3fc0: 00000020 00000020 b6fcce00 00000004 00000001 00000000 00020000 beae8a54 [ 121.892133] 3fe0: 00000004 beae8788 b6f3a94f b6ec0c66 [ 121.897246] irq event stamp: 0 [ 121.900318] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.905937] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.913455] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.921012] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.926662] ---[ end trace afcb138eba6267e4 ]--- [ 121.931294] lkdtm: Saturation detected: still saturated # [ 121.613495] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 121.620453] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 121.627357] ------------[ cut here ]------------ # [ 121.632035] WARNING: CPU: 3 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 121.640601] refcount_t: underflow; use-after-free. # [ 121.645439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm phy_generic imx_ldb dw_hdmi_imx dw_hdmi snd_timer snd soundcore caam error parallel_display flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.674607] CPU: 3 PID: 3237 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 121.682358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.688891] Backtrace: # [ 121.691368] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.698948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.704621] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.711943] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.718916] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 121.726672] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.734163] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c68b2000 # [ 121.739838] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 121.748894] r9:c1acfa44 r8:c15e7d40 r7:c68b3f60 r6:00000020 r5:c6e49000 r4:c68b2000 # [ 121.756656] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 121.767110] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 121.778860] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.788863] r4:0000003b # [ 121.791411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.799429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.807354] r9:c68b3f60 r8:c309a600 r7:00000020 r6:b6e85000 r5:c6a72640 r4:c0c2d4e8 # [ 121.815112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.822951] r9:c07f4a6c r8:c68b3f60 r7:c2816000 r6:b6e85000 r5:c6a72640 r4:00000000 # [ 121.830704] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.837849] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c68b2000 r5:c6a72640 # [ 121.845683] r4:c6a72640 # [ 121.848226] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.855370] r9:c68b2000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000020 r4:00000020 # [ 121.863123] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.870699] Exception stack(0xc68b3fa8 to 0xc68b3ff0) # [ 121.875760] 3fa0: 00000020 00000020 00000001 b6e85000 00000020 00000000 # [ 121.883947] 3fc0: 00000020 00000020 b6fcce00 00000004 00000001 00000000 00020000 beae8a54 # [ 121.892133] 3fe0: 00000004 beae8788 b6f3a94f b6ec0c66 # [ 121.897246] irq event stamp: 0 # [ 121.900318] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.905937] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.913455] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.921012] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.926662] ---[ end trace afcb138eba6267e4 ]--- # [ 121.931294] 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 [ 122.767758] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 122.773857] lkdtm: attempting good copy_to_user of correct size [ 122.779831] lkdtm: attempting bad copy_to_user of too large size # [ 122.767758] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 122.773857] lkdtm: attempting good copy_to_user of correct size # [ 122.779831] 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 [ 123.222796] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 123.229158] lkdtm: attempting good copy_from_user of correct size [ 123.235409] lkdtm: attempting bad copy_from_user of too large size # [ 123.222796] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 123.229158] lkdtm: attempting good copy_from_user of correct size # [ 123.235409] 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 [ 123.678036] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 123.684592] lkdtm: attempting good copy_to_user inside whitelist [ 123.690653] lkdtm: attempting bad copy_to_user outside whitelist # [ 123.678036] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 123.684592] lkdtm: attempting good copy_to_user inside whitelist # [ 123.690653] 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 [ 124.133969] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 124.140637] lkdtm: attempting good copy_from_user inside whitelist [ 124.146932] lkdtm: attempting bad copy_from_user outside whitelist # [ 124.133969] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 124.140637] lkdtm: attempting good copy_from_user inside whitelist # [ 124.146932] 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 [ 124.596240] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 124.602451] lkdtm: good_stack: c5a9de0c-c5a9de2c [ 124.607160] lkdtm: bad_stack : c5a9dd84-c5a9dda4 [ 124.611813] lkdtm: attempting good copy_to_user of local stack [ 124.617746] lkdtm: attempting bad copy_to_user of distant stack # [ 124.596240] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 124.602451] lkdtm: good_stack: c5a9de0c-c5a9de2c # [ 124.607160] lkdtm: bad_stack : c5a9dd84-c5a9dda4 # [ 124.611813] lkdtm: attempting good copy_to_user of local stack # [ 124.617746] 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 [ 125.056480] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 125.062859] lkdtm: good_stack: c5a9de0c-c5a9de2c [ 125.067646] lkdtm: bad_stack : c5a9dd84-c5a9dda4 [ 125.072325] lkdtm: attempting good copy_from_user of local stack [ 125.078410] lkdtm: attempting bad copy_from_user of distant stack # [ 125.056480] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 125.062859] lkdtm: good_stack: c5a9de0c-c5a9de2c # [ 125.067646] lkdtm: bad_stack : c5a9dd84-c5a9dda4 # [ 125.072325] lkdtm: attempting good copy_from_user of local stack # [ 125.078410] 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 [ 125.511601] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 125.517701] lkdtm: good_stack: c6f8fe0c-c6f8fe2c [ 125.522335] lkdtm: bad_stack : c6f8fffc-c6f9001c [ 125.527121] lkdtm: attempting good copy_to_user of local stack [ 125.533030] lkdtm: attempting bad copy_to_user of distant stack # [ 125.511601] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 125.517701] lkdtm: good_stack: c6f8fe0c-c6f8fe2c # [ 125.522335] lkdtm: bad_stack : c6f8fffc-c6f9001c # [ 125.527121] lkdtm: attempting good copy_to_user of local stack # [ 125.533030] 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 [ 125.961995] lkdtm: Performing direct entry USERCOPY_KERNEL [ 125.967700] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 125.974898] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 [ 125.981710] lkdtm: FAIL: survived bad copy_to_user() # [ 125.961995] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 125.967700] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 125.974898] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 # [ 125.981710] 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 [ 126.439309] lkdtm: Performing direct entry STACKLEAK_ERASING [ 126.445055] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 126.452067] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 126.459119] lkdtm: FAIL: the thread stack is NOT properly erased [ 126.465199] CPU: 0 PID: 3602 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 126.472949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.479483] Backtrace: [ 126.481962] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.489541] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 126.495216] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.502539] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 126.511075] r9:c1acfb4c r8:c15e7d40 r7:c6f8ff60 r6:c6f8fe34 r5:c6f8e000 r4:0000078d [ 126.518834] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.527628] r8:c15e7d40 r7:c6f8ff60 r6:00000012 r5:c6a81000 r4:00000046 [ 126.534341] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.542359] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.550284] r9:c6f8ff60 r8:c309a600 r7:00000012 r6:b6de4000 r5:c5ad6640 r4:c0c2d4e8 [ 126.558042] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.565881] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6de4000 r5:c5ad6640 r4:00000000 [ 126.573636] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.580781] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6f8e000 r5:c5ad6640 [ 126.588614] r4:c5ad6640 [ 126.591158] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.598302] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000012 r4:00000012 [ 126.606057] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.613633] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) [ 126.618693] ffa0: 00000012 00000012 00000001 b6de4000 00000012 00000000 [ 126.626880] ffc0: 00000012 00000012 b6f2be00 00000004 00000001 00000000 00020000 bec80a54 [ 126.635063] ffe0: 00000004 bec80788 b6e9994f b6e1fc66 # [ 126.439309] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 126.445055] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 126.452067] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 126.459119] lkdtm: FAIL: the thread stack is NOT properly erased # [ 126.465199] CPU: 0 PID: 3602 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 126.472949] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.479483] Backtrace: # [ 126.481962] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.489541] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.495216] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.502539] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 126.511075] r9:c1acfb4c r8:c15e7d40 r7:c6f8ff60 r6:c6f8fe34 r5:c6f8e000 r4:0000078d # [ 126.518834] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.527628] r8:c15e7d40 r7:c6f8ff60 r6:00000012 r5:c6a81000 r4:00000046 # [ 126.534341] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.542359] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.550284] r9:c6f8ff60 r8:c309a600 r7:00000012 r6:b6de4000 r5:c5ad6640 r4:c0c2d4e8 # [ 126.558042] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.565881] r9:c07f4a6c r8:c6f8ff60 r7:c2816000 r6:b6de4000 r5:c5ad6640 r4:00000000 # [ 126.573636] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.580781] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6f8e000 r5:c5ad6640 # [ 126.588614] r4:c5ad6640 # [ 126.591158] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.598302] r9:c6f8e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000012 r4:00000012 # [ 126.606057] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.613633] Exception stack(0xc6f8ffa8 to 0xc6f8fff0) # [ 126.618693] ffa0: 00000012 00000012 00000001 b6de4000 00000012 00000000 # [ 126.626880] ffc0: 00000012 00000012 b6f2be00 00000004 00000001 00000000 00020000 bec80a54 # [ 126.635063] ffe0: 00000004 bec80788 b6e9994f b6e1fc66 # 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 [ 127.089925] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 127.095730] lkdtm: Calling matched prototype ... [ 127.100389] lkdtm: Calling mismatched prototype ... [ 127.105319] lkdtm: Fail: survived mismatched prototype function call! # [ 127.089925] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 127.095730] lkdtm: Calling matched prototype ... # [ 127.100389] lkdtm: Calling mismatched prototype ... # [ 127.105319] 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 / #