[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.0 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 sst25vf016b 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 6 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.101.100 (3 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 7418956/tftp-deploy-dov1ch59/kernel/zImage tftp 0x10000000 7418956/tftp-deploy-dov1ch59/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7418956/tftp-deploy-dov1ch59/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 2.5 MiB/s done Bytes transferred = 12452352 (be0200 hex) => tftp 0x14000000 7418956/tftp-deploy-dov1ch59/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7418956/tftp-deploy-dov1ch59/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7418956/tftp-deploy-dov1ch59/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 2.5 MiB/s done Bytes transferred = 15255060 (e8c614 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7418956/tftp-deploy-dov1ch59/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7418956/tftp-deploy-dov1ch59/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7418956/tftp-deploy-dov1ch59/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.4 MiB/s done Bytes transferred = 42393 (a599 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7418956/extract-nfsrootfs-8rvi30sl,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7418956/extract-nfsrootfs-8rvi30sl,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe0200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15254996 Bytes = 14.5 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d598 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.145-cip17 (KernelCI@build-j216692-arm-gcc-10-multi-v7-defconfig-kselftest-cjk2w) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Sep 27 07:56:36 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7418956/extract-nfsrootfs-8rvi30sl,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: 921620K/1048576K available (17408K kernel code, 2653K rwdata, 8120K rodata, 2048K init, 6694K bss, 61420K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56058 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 15ns [ 0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns [ 0.000038] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns [ 0.004476] Console: colour dummy device 80x30 [ 0.004544] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004573] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004599] ... MAX_LOCK_DEPTH: 48 [ 0.004625] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004651] ... CLASSHASH_SIZE: 4096 [ 0.004676] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004703] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004729] ... CHAINHASH_SIZE: 32768 [ 0.004755] memory used by lock dependency info: 4061 kB [ 0.004781] memory used for stack traces: 2112 kB [ 0.004807] per task-struct memory footprint: 1536 bytes [ 0.004903] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000) [ 0.004955] pid_max: default: 32768 minimum: 301 [ 0.005325] LSM: Security Framework initializing [ 0.005438] LSM support for eBPF active [ 0.005579] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005629] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008202] CPU: Testing write buffer coherency: ok [ 0.008323] CPU0: Spectre v2: using BPIALL workaround [ 0.009436] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013397] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015846] rcu: Hierarchical SRCU implementation. [ 0.025628] EFI services will not be available. [ 0.026954] smp: Bringing up secondary CPUs ... [ 0.030331] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030347] CPU1: Spectre v2: using BPIALL workaround [ 0.034420] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034434] CPU2: Spectre v2: using BPIALL workaround [ 0.038157] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038172] CPU3: Spectre v2: using BPIALL workaround [ 0.039150] smp: Brought up 1 node, 4 CPUs [ 0.039195] SMP: Total of 4 processors activated (528.00 BogoMIPS). [ 0.039232] CPU: All CPU(s) started in SVC mode. [ 0.041889] devtmpfs: initialized [ 0.099691] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102415] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102491] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107244] pinctrl core: initialized pinctrl subsystem [ 0.114370] DMI not present or invalid. [ 0.116708] NET: Registered protocol family 16 [ 0.128621] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138342] thermal_sys: Registered thermal governor 'step_wise' [ 0.138982] cpuidle: using governor menu [ 0.139512] CPU identified as i.MX6Q, silicon rev 1.0 [ 0.904802] vdd1p1: supplied by regulator-dummy [ 0.937401] vdd3p0: supplied by regulator-dummy [ 0.969611] vdd2p5: supplied by regulator-dummy [ 1.001848] vddarm: supplied by regulator-dummy [ 1.034977] vddpu: supplied by regulator-dummy [ 1.066208] vddsoc: supplied by regulator-dummy [ 2.434582] No ATAGs? [ 2.435629] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.435714] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.455955] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.486446] Serial: AMBA PL011 UART driver [ 2.552591] Kprobes globally optimized [ 2.649395] mxs-dma 110000.dma-apbh: initialized [ 2.682676] iommu: Default domain type: Translated [ 2.684839] vgaarb: loaded [ 2.689775] SCSI subsystem initialized [ 2.691983] usbcore: registered new interface driver usbfs [ 2.692302] usbcore: registered new interface driver hub [ 2.692552] usbcore: registered new device driver usb [ 2.700488] i2c i2c-0: IMX I2C adapter registered [ 2.707544] i2c i2c-1: IMX I2C adapter registered [ 2.712278] i2c i2c-2: IMX I2C adapter registered [ 2.716952] pps_core: LinuxPPS API ver. 1 registered [ 2.716996] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.717098] PTP clock support registered [ 2.735180] clocksource: Switched to clocksource mxc_timer1 [ 4.490816] NET: Registered protocol family 2 [ 4.491637] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.495117] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.495301] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.495532] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.496976] TCP: Hash tables configured (established 8192 bind 8192) [ 4.498026] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.498372] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.498636] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.499388] NET: Registered protocol family 1 [ 4.502353] RPC: Registered named UNIX socket transport module. [ 4.502445] RPC: Registered udp transport module. [ 4.502487] RPC: Registered tcp transport module. [ 4.502527] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.502581] NET: Registered protocol family 44 [ 4.502646] PCI: CLS 0 bytes, default 64 [ 4.505338] Trying to unpack rootfs image as initramfs... [ 6.388565] Freeing initrd memory: 14900K [ 6.389575] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.390781] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.400222] Initialise system trusted keyrings [ 6.401295] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.453815] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.457738] NFS: Registering the id_resolver key type [ 6.457964] Key type id_resolver registered [ 6.458057] Key type id_legacy registered [ 6.458723] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.458829] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.459031] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.461271] Key type asymmetric registered [ 6.461396] Asymmetric key parser 'x509' registered [ 6.461840] bounce: pool size: 64 pages [ 6.462007] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.462112] io scheduler mq-deadline registered [ 6.462157] io scheduler kyber registered [ 6.463097] test_firmware: interface ready [ 6.709991] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.710256] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.974541] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.996066] SuperH (H)SCI(F) driver initialized [ 6.999131] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.004495] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.936784] printk: console [ttymxc1] enabled [ 7.947858] msm_serial: driver initialized [ 7.953113] STMicroelectronics ASC driver initialized [ 7.965237] STM32 USART driver initialized [ 7.992373] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.015289] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.023755] panel-simple panel-lcd: Specify missing connector_type [ 8.031771] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.088652] brd: module loaded [ 8.152922] loop: module loaded [ 8.159640] lkdtm: No crash points registered, enable through debugfs [ 8.182574] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.190693] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.198816] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.207109] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.215180] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.223417] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.231311] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.242721] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.249853] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.258754] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.273305] scsi host0: ahci-imx [ 8.279065] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.347620] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.361371] pps pps0: new PPS source ptp0 [ 8.408204] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.419234] e1000e: Intel(R) PRO/1000 Network Driver [ 8.424241] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.430505] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.435995] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.464997] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.472603] usbcore: registered new interface driver pegasus [ 8.478595] usbcore: registered new interface driver asix [ 8.484180] usbcore: registered new interface driver ax88179_178a [ 8.490517] usbcore: registered new interface driver cdc_ether [ 8.496663] usbcore: registered new interface driver smsc75xx [ 8.502663] usbcore: registered new interface driver smsc95xx [ 8.508663] usbcore: registered new interface driver net1080 [ 8.514506] usbcore: registered new interface driver cdc_subset [ 8.520691] usbcore: registered new interface driver zaurus [ 8.526621] usbcore: registered new interface driver cdc_ncm [ 8.545878] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.552522] ehci-pci: EHCI PCI platform driver [ 8.557221] ehci-platform: EHCI generic platform driver [ 8.563535] ehci-orion: EHCI orion driver [ 8.568599] SPEAr-ehci: EHCI SPEAr driver [ 8.573561] ehci-st: EHCI STMicroelectronics driver [ 8.579443] ehci-exynos: EHCI Exynos driver [ 8.584581] ehci-atmel: EHCI Atmel driver [ 8.589593] tegra-ehci: Tegra EHCI driver [ 8.594579] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.600925] ohci-pci: OHCI PCI platform driver [ 8.605620] ohci-platform: OHCI generic platform driver [ 8.611884] SPEAr-ohci: OHCI SPEAr driver [ 8.616903] ohci-st: OHCI STMicroelectronics driver [ 8.622725] ohci-atmel: OHCI Atmel driver [ 8.630482] usbcore: registered new interface driver usb-storage [ 8.637548] ata1: SATA link down (SStatus 0 SControl 300) [ 8.643348] ahci-imx 2200000.sata: no device found, disabling link. [ 8.649748] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.671400] i2c /dev entries driver [ 8.762707] sdhci: Secure Digital Host Controller Interface driver [ 8.769020] sdhci: Copyright(c) Pierre Ossman [ 8.783578] Synopsys Designware Multimedia Card Interface Driver [ 8.797599] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.807218] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.807225] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.817584] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.824544] ledtrig-cpu: registered to indicate activity on CPUs [ 8.834742] usbcore: registered new interface driver usbhid [ 8.840437] usbhid: USB HID core driver [ 8.861630] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.869184] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.870599] netem: version 1.3 [ 8.879484] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.887791] gre: GRE over IPv4 demultiplexor driver [ 8.892715] ip_gre: GRE over IPv4 tunneling driver [ 8.903870] IPv4 over IPsec tunneling driver [ 8.910738] mmc2: new high speed SDHC card at address 0001 [ 8.913550] NET: Registered protocol family 10 [ 8.920600] mmcblk2: mmc2:0001 SD 14.6 GiB [ 8.931135] Segment Routing with IPv6 [ 8.941740] ip6_gre: GRE over IPv6 tunneling driver [ 8.947690] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.949872] NET: Registered protocol family 17 [ 8.955314] GPT:29296874 != 30560255 [ 8.960963] 8021q: 802.1Q VLAN Support v1.8 [ 8.963331] GPT:Alternate GPT header not at the end of the disk. [ 8.968632] Key type dns_resolver registered [ 8.973665] GPT:29296874 != 30560255 [ 8.981622] GPT: Use GNU Parted to correct GPT errors. [ 8.986926] mmcblk2: p1 p2 p3 [ 8.991971] ThumbEE CPU extension supported. [ 8.996379] Registering SWP/SWPB emulation handler [ 9.002674] Loading compiled-in X.509 certificates [ 9.241032] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.249795] panel-simple panel-lcd: Specify missing connector_type [ 9.266001] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.310823] imx_usb 2184200.usb: No over current polarity defined [ 9.325168] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.330476] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.366461] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.389541] hub 1-0:1.0: USB hub found [ 9.394480] hub 1-0:1.0: 1 port detected [ 9.412780] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data [ 9.420229] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem [ 9.428724] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22 [ 9.464416] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.473037] panel-simple panel-lcd: Specify missing connector_type [ 9.489273] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.528946] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.537508] panel-simple panel-lcd: Specify missing connector_type [ 9.553414] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.575827] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.614723] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.623319] panel-simple panel-lcd: Specify missing connector_type [ 9.639608] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.664666] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL) [ 9.680439] IP-Config: Failed to open gretap0 [ 9.684939] IP-Config: Failed to open erspan0 [ 9.714915] Sending DHCP requests . [ 9.825403] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 10.044518] hub 1-1:1.0: USB hub found [ 10.049453] hub 1-1:1.0: 3 ports detected [ 10.088237] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.096946] panel-simple panel-lcd: Specify missing connector_type [ 10.113500] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.756550] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.765343] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.015120] ., OK [ 12.057606] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.100 [ 12.065987] IP-Config: Complete: [ 12.069303] device=eth0, hwaddr=0e:cc:7b:b0:7c:c7, ipaddr=192.168.101.100, mask=255.255.255.0, gw=192.168.101.1 [ 12.080061] host=imx6q-sabrelite-cbg-1, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 12.088966] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 12.089012] nameserver0=192.168.101.1 [ 12.169966] Freeing unused kernel memory: 2048K [ 12.176164] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 17.567181] imx-ipuv3 2400000.ipu: IPUv3H probed [ 17.603892] imx-ipuv3 2800000.ipu: IPUv3H probed [ 17.620626] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.629310] panel-simple panel-lcd: Specify missing connector_type [ 17.669750] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.711958] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.759793] panel-simple panel-lcd: Specify missing connector_type [ 17.766794] CAN device driver interface [ 17.776132] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.827327] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.837476] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.851586] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.860307] panel-simple panel-lcd: Specify missing connector_type [ 17.867068] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.873703] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.891194] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.943141] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.950960] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.957336] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.979826] caam 2100000.crypto: Entropy delay = 3200 [ 17.990849] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 18.005955] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.025360] panel-simple panel-lcd: Specify missing connector_type [ 18.026756] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.045858] caam 2100000.crypto: Instantiated RNG4 SH0 [ 18.074756] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.085399] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.094367] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.106620] caam 2100000.crypto: Instantiated RNG4 SH1 [ 18.111838] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 18.118568] caam 2100000.crypto: job rings = 2, qi = 0 [ 18.135622] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.207719] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.246338] panel-simple panel-lcd: Specify missing connector_type [ 18.253812] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 18.263782] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 18.273036] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 18.331544] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 18.350094] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.386943] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 18.408116] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.410848] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 18.416940] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.433048] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.441670] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.482376] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.491431] panel-simple panel-lcd: Specify missing connector_type [ 18.520385] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.585282] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.593940] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.602579] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.611161] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.670365] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.752721] panel-simple panel-lcd: Specify missing connector_type [ 19.401709] caam algorithms registered in /proc/crypto [ 19.425704] caam 2100000.crypto: registering rng-caam [ 19.440137] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.483459] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.492306] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.500981] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.509524] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.538906] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.547764] panel-simple panel-lcd: Specify missing connector_type [ 19.573797] 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. [ 19.612209] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.614463] random: crng init done [ 19.620849] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.621181] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.641608] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) IP-Config: eth0 hardware address 0e:cc:7b:b0:7c:c7 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.101.1): address: 192.168.101.100 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-1 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 22.811055] systemd[1]: System time before build time, advancing clock. [ 23.085432] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 23.112516] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 23.182405] systemd[1]: Set hostname to . [ 26.336189] systemd[1]: Queued start job for default target Graphical Interface. [ 26.351383] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 26.410698] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 26.460401] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 26.509902] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 26.559588] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 26.619049] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 26.667804] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 26.680760] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 26.727564] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 26.766792] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 26.805975] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 26.847155] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 26.887393] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 26.993034] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.006662] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 27.052380] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 27.103279] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 27.160288] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 27.210702] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 27.259530] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.270829] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.292593] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 27.337790] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 27.390833] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 27.449292] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 27.498804] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 27.548398] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 27.596643] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 27.632429] systemd[1]: Starting Journal Service... [ 27.641181] fuse: init (API version 7.32) Starting [0;1;39mJournal Service[0m... [ 27.698263] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 27.757844] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 27.807741] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 27.879181] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 27.929002] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 27.987257] 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. [ 28.088507] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.100380] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 28.153199] systemd[1]: modprobe@drm.service: Succeeded. [ 28.164646] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 28.223873] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.235445] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 28.292788] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 28.332259] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 28.400695] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 28.459467] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 28.495123] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 28.506033] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 28.528448] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 28.587724] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 28.640525] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 28.685128] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 29.188966] systemd-journald[269]: 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... [[0m[0;31m* [0m] (1 of 4) A start job is running for /dev/ttymxc1 (5s / 1min 30s) M[K[[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. [K 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] 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... [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[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] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.145-cip17 #1 SMP Tue Sep 27 07:56:36 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/7418956/extract-nfsrootfs-8rvi30sl' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7418956/extract-nfsrootfs-8rvi30sl' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-7418956/environment . /lava-7418956/environment / # /lava-7418956/bin/lava-test-runner /lava-7418956/0 /lava-7418956/bin/lava-test-runner /lava-7418956/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7418956/0/tests/0_timesync-off ++ cat uuid + UUID=7418956_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-7418956/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7418956_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/v5.10.145-cip17/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-7418956/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 33d 20h 52min 3s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-08-07 13:26:33-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.145-cip17/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: 1408656 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 46.39K 162KB/s kselftest.tar.xz 8%[> ] 119.92K 204KB/s kselftest.tar.xz 25%[====> ] 346.17K 438KB/s kselftest.tar.xz 32%[=====> ] 445.16K 435KB/s kselftest.tar.xz 47%[========> ] 651.61K 530KB/s kselftest.tar.xz 55%[==========> ] 764.74K 522KB/s kselftest.tar.xz 71%[=============> ] 986.75K 591KB/s kselftest.tar.xz 80%[===============> ] 1.08M 581KB/s kselftest.tar.xz 97%[==================> ] 1.31M 635KB/s kselftest.tar.xz 100%[===================>] 1.34M 623KB/s in 2.2s 2022-08-07 13:26:36 (623 KB/s) - 'kselftest.tar.xz' saved [1408656/1408656] tar: ./run_kselftest.sh: time stamp 2022-09-27 08:04:31 is 4387074.473688563 s in the future tar: ./ir/ir_loopback: time stamp 2022-09-27 08:04:10 is 4387053.460996472 s in the future tar: ./ir/ir_loopback.sh: time stamp 2022-09-27 07:47:24 is 4386047.453400214 s 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in the future tar: ./net/forwarding/ipip_flat_gre_keys.sh: time stamp 2022-09-27 07:47:24 is 4386042.091200549 s in the future tar: ./net/forwarding/ipip_hier_gre_keys.sh: time stamp 2022-09-27 07:47:24 is 4386042.084749215 s in the future tar: ./net/forwarding/tc_common.sh: time stamp 2022-09-27 07:47:24 is 4386042.078339034 s in the future tar: ./net/forwarding/mirror_gre_lag_lacp.sh: time stamp 2022-09-27 07:47:24 is 4386042.070678852 s in the future tar: ./net/forwarding/router.sh: time stamp 2022-09-27 07:47:24 is 4386042.062588109 s in the future tar: ./net/forwarding/ipip_flat_gre_key.sh: time stamp 2022-09-27 07:47:24 is 4386042.055760988 s in the future tar: ./net/forwarding/sch_ets_tests.sh: time stamp 2022-09-27 07:47:24 is 4386042.046386231 s in the future tar: ./net/forwarding/mirror_gre_topo_lib.sh: time stamp 2022-09-27 07:47:24 is 4386042.033772382 s in the future tar: ./net/forwarding/ipip_hier_gre.sh: time stamp 2022-09-27 07:47:24 is 4386042.025632276 s in the future tar: ./net/forwarding/router_broadcast.sh: time stamp 2022-09-27 07:47:24 is 4386042.017857352 s in the future tar: ./net/forwarding/ipip_hier_gre_key.sh: time stamp 2022-09-27 07:47:24 is 4386042.011046897 s in the future tar: ./net/forwarding/sch_tbf_root.sh: time stamp 2022-09-27 07:47:24 is 4386042.004706928 s in the future tar: ./net/forwarding/vxlan_bridge_1q.sh: time stamp 2022-09-27 07:47:24 is 4386041.992315064 s in the future tar: ./net/forwarding/tc_flower.sh: time stamp 2022-09-27 07:47:24 is 4386041.983552579 s in the future tar: ./net/forwarding/loopback.sh: time stamp 2022-09-27 07:47:24 is 4386041.976624337 s in the future tar: ./net/forwarding/router_mpath_nh.sh: time stamp 2022-09-27 07:47:24 is 4386041.968289291 s in the future tar: ./net/forwarding/mirror_gre_bridge_1d_vlan.sh: time stamp 2022-09-27 07:47:24 is 4386041.960813215 s in the future tar: ./net/forwarding/router_bridge.sh: time stamp 2022-09-27 07:47:24 is 4386041.952716503 s in the future tar: ./net/forwarding/tc_chains.sh: time stamp 2022-09-27 07:47:24 is 4386041.945490352 s in the future tar: ./net/forwarding/ip6gre_inner_v6_multipath.sh: time stamp 2022-09-27 07:47:24 is 4386041.936876897 s in the future tar: ./net/forwarding/tc_flower_router.sh: time stamp 2022-09-27 07:47:24 is 4386041.928590503 s in the future tar: ./net/forwarding/tc_vlan_modify.sh: time stamp 2022-09-27 07:47:24 is 4386041.921590882 s in the future tar: ./net/forwarding/mirror_gre_changes.sh: time stamp 2022-09-27 07:47:24 is 4386041.913280837 s in the future tar: ./net/forwarding/mirror_gre_bridge_1d.sh: time stamp 2022-09-27 07:47:24 is 4386041.905759958 s in the future tar: ./net/forwarding/vxlan_symmetric.sh: time stamp 2022-09-27 07:47:24 is 4386041.896713609 s in the future tar: ./net/forwarding/vxlan_asymmetric.sh: time stamp 2022-09-27 07:47:24 is 4386041.887131594 s in the future tar: ./net/forwarding/bridge_port_isolation.sh: time stamp 2022-09-27 07:47:24 is 4386041.879685655 s in the future tar: ./net/forwarding/tc_shblocks.sh: time stamp 2022-09-27 07:47:24 is 4386041.87301067 s in the future tar: ./net/forwarding/devlink_lib.sh: time stamp 2022-09-27 07:47:24 is 4386041.864629488 s in the future tar: ./net/forwarding/tc_actions.sh: time stamp 2022-09-27 07:47:24 is 4386041.857447761 s in the future tar: ./net/forwarding/mirror_gre_vlan_bridge_1q.sh: time stamp 2022-09-27 07:47:24 is 4386041.849356822 s in the future tar: ./net/forwarding: time stamp 2022-09-27 08:04:36 is 4387073.846248003 s in the future tar: ./net/tls: time stamp 2022-09-27 08:04:14 is 4387051.770901837 s in the future tar: ./net/reuseaddr_conflict: time stamp 2022-09-27 08:04:13 is 4387050.749409216 s in the future tar: ./net/txtimestamp.sh: time stamp 2022-09-27 07:47:24 is 4386041.740232079 s in the future tar: ./net/mptcp/settings: time stamp 2022-09-27 07:47:24 is 4386041.731139958 s in the future tar: ./net/mptcp/mptcp_connect.sh: time stamp 2022-09-27 07:47:24 is 4386041.7222972 s in the future tar: ./net/mptcp/simult_flows.sh: time stamp 2022-09-27 07:47:24 is 4386041.7148132 s in the future tar: ./net/mptcp/pm_nl_ctl: time stamp 2022-09-27 08:04:21 is 4387058.702358594 s in the future tar: ./net/mptcp/mptcp_connect: time stamp 2022-09-27 08:04:21 is 4387058.687322443 s in the future tar: ./net/mptcp/diag.sh: time stamp 2022-09-27 07:47:24 is 4386041.680083579 s in the future tar: ./net/mptcp/mptcp_join.sh: time stamp 2022-09-27 07:47:24 is 4386041.6714692 s in the future tar: ./net/mptcp/pm_netlink.sh: time stamp 2022-09-27 07:47:24 is 4386041.664029503 s in the future tar: ./net/mptcp: time stamp 2022-09-27 08:04:36 is 4387073.658969428 s in the future tar: ./net/udpgro_bench.sh: time stamp 2022-09-27 07:47:24 is 4386041.645192382 s in the future tar: ./net/udpgso: time stamp 2022-09-27 08:04:17 is 4387054.630745791 s in the future tar: ./net/txtimestamp: time stamp 2022-09-27 08:04:20 is 4387057.615614973 s in the future tar: ./net/ip_defrag: time stamp 2022-09-27 08:04:18 is 4387055.603895231 s in the future tar: ./net/udpgso_bench_tx: time stamp 2022-09-27 08:04:17 is 4387054.589692731 s in the future tar: ./net/l2tp.sh: time stamp 2022-09-27 07:47:24 is 4386041.581429231 s in the future tar: ./net/psock_snd.sh: time stamp 2022-09-27 07:47:24 is 4386041.574195049 s in the future tar: ./net/ip6_gre_headroom.sh: time stamp 2022-09-27 07:47:24 is 4386041.567501397 s in the future tar: ./net/reuseport_bpf_numa: time stamp 2022-09-27 08:04:12 is 4387049.548840337 s in the future tar: ./net/fin_ack_lat.sh: time stamp 2022-09-27 07:47:24 is 4386041.542464776 s in the future tar: ./net/ipv6_flowlabel: time stamp 2022-09-27 08:04:18 is 4387055.526980625 s in the future tar: ./net/reuseport_addr_any: time stamp 2022-09-27 08:04:16 is 4387053.51168414 s in the future tar: ./net/run_afpackettests: time stamp 2022-09-27 07:47:24 is 4386041.504799291 s in the future tar: ./net/reuseport_bpf: time stamp 2022-09-27 08:04:12 is 4387049.491065503 s in the future tar: ./net/reuseport_bpf_cpu: time stamp 2022-09-27 08:04:12 is 4387049.475470337 s in the future tar: ./net/msg_zerocopy: time stamp 2022-09-27 08:04:16 is 4387053.45666311 s in the future tar: ./net/psock_snd: time stamp 2022-09-27 08:04:17 is 4387054.444779534 s in the future tar: ./net/reuseaddr_ports_exhausted.sh: time stamp 2022-09-27 07:47:24 is 4386041.438078155 s in the future tar: ./net/drop_monitor_tests.sh: time stamp 2022-09-27 07:47:24 is 4386041.430699503 s in the future tar: ./net/fib_rule_tests.sh: time stamp 2022-09-27 07:47:24 is 4386041.423569973 s in the future tar: ./net/tcp_mmap: time stamp 2022-09-27 08:04:16 is 4387053.410598837 s in the future tar: ./net/fin_ack_lat: time stamp 2022-09-27 08:04:19 is 4387056.400203413 s in the future tar: ./net/vrf-xfrm-tests.sh: time stamp 2022-09-27 07:47:24 is 4386041.388590337 s in the future tar: ./net/udpgso.sh: time stamp 2022-09-27 07:47:24 is 4386041.377093549 s in the future tar: ./net/traceroute.sh: time stamp 2022-09-27 07:47:24 is 4386041.366542837 s in the future tar: ./net/reuseport_addr_any.sh: time stamp 2022-09-27 07:47:24 is 4386041.360055307 s in the future tar: ./net/test_vxlan_under_vrf.sh: time stamp 2022-09-27 07:47:24 is 4386041.352412973 s in the future tar: ./net/msg_zerocopy.sh: time stamp 2022-09-27 07:47:24 is 4386041.343065185 s in the future tar: ./net/rxtimestamp: time stamp 2022-09-27 08:04:19 is 4387056.331738867 s in the future tar: ./net/nettest: time stamp 2022-09-27 08:04:15 is 4387052.312503049 s in the future tar: ./net/xfrm_policy.sh: time stamp 2022-09-27 07:47:24 is 4386041.302410625 s in the future tar: ./net/test_blackhole_dev.sh: time stamp 2022-09-27 07:47:24 is 4386041.296232958 s in the future tar: ./net/route_localnet.sh: time stamp 2022-09-27 07:47:24 is 4386041.287153488 s in the future tar: ./net/test_bpf.sh: time stamp 2022-09-27 07:47:24 is 4386041.275253443 s in the future tar: ./net/ipv6_flowlabel_mgr: time stamp 2022-09-27 08:04:18 is 4387055.260409231 s in the future tar: ./net/ipsec: time stamp 2022-09-27 08:04:21 is 4387058.2340217 s in the future tar: ./net/reuseport_dualstack: time stamp 2022-09-27 08:04:12 is 4387049.2237082 s in the future tar: ./net/pmtu.sh: time stamp 2022-09-27 07:47:24 is 4386041.208880397 s in the future tar: ./net/netdevice.sh: time stamp 2022-09-27 07:47:24 is 4386041.201839852 s in the future tar: ./net/timestamping: time stamp 2022-09-27 08:04:19 is 4387056.187859367 s in the future tar: ./net/run_netsocktests: time stamp 2022-09-27 07:47:24 is 4386041.176604322 s in the future tar: ./net/ipv6_flowlabel.sh: time stamp 2022-09-27 07:47:24 is 4386041.166187791 s in the future tar: ./net/ip_defrag.sh: time stamp 2022-09-27 07:47:24 is 4386041.15935664 s in the future tar: ./net/fib_tests.sh: time stamp 2022-09-27 07:47:24 is 4386041.145130928 s in the future tar: ./net/altnames.sh: time stamp 2022-09-27 07:47:24 is 4386041.137467564 s in the future tar: ./net/psock_tpacket: time stamp 2022-09-27 08:04:16 is 4387053.12232164 s in the future tar: ./net/vrf_route_leaking.sh: time stamp 2022-09-27 07:47:24 is 4386041.103281428 s in the future tar: ./net/test_vxlan_fdb_changelink.sh: time stamp 2022-09-27 07:47:24 is 4386041.094736246 s in the future tar: ./net/reuseaddr_ports_exhausted: time stamp 2022-09-27 08:04:19 is 4387056.080595367 s in the future tar: ./net/in_netns.sh: time stamp 2022-09-27 07:47:24 is 4386041.074045701 s in the future tar: ./net/rxtimestamp.sh: time stamp 2022-09-27 07:47:24 is 4386041.067429428 s in the future tar: ./net/tcp_fastopen_backup_key.sh: time stamp 2022-09-27 07:47:24 is 4386041.060606807 s in the future tar: ./net: time stamp 2022-09-27 08:04:36 is 4387073.057148185 s in the future tar: .: time stamp 2022-09-27 08:04:39 is 4387076.053373064 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 ======================================== [ 120.393763] 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 [ 121.310634] lkdtm: Performing direct entry BUG [ 121.315522] ------------[ cut here ]------------ [ 121.320152] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 121.325386] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 121.330534] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 121.359616] CPU: 1 PID: 789 Comm: cat Not tainted 5.10.145-cip17 #1 [ 121.365892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.372444] PC is at lkdtm_BUG+0x14/0x18 [ 121.376378] LR is at lkdtm_do_action+0x2c/0x4c [ 121.380831] pc : [] lr : [] psr: a00e0013 [ 121.387105] sp : c6227e58 ip : c6227e68 fp : c6227e64 [ 121.392337] r10: 00000004 r9 : c1ad039c r8 : c15e8544 [ 121.397570] r7 : c6227f60 r6 : 00000004 r5 : c61e5000 r4 : 00000001 [ 121.404103] r3 : c0c2e98c r2 : 08556ed6 r1 : ef7965e0 r0 : c15e854c [ 121.410640] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 121.417785] Control: 10c5387d Table: 165c804a DAC: 00000051 [ 121.423540] Process cat (pid: 789, stack limit = 0x186327ce) [ 121.429208] Stack: (0xc6227e58 to 0xc6228000) [ 121.433574] 7e40: c6227e74 c6227e68 [ 121.441764] 7e60: c0c2e420 c0c2e998 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c6188500 [ 121.449953] 7e80: b6e51000 00000004 c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c [ 121.458143] 7ea0: 00000000 c6188500 b6e51000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 [ 121.466333] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 [ 121.474522] 7ee0: b6e51000 00020000 00000004 00000004 0001fffc c6227ee0 00000001 b6e50000 [ 121.482709] 7f00: c5ba6140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.490898] 7f20: 00000000 00000000 c13a2c10 08556ed6 c205cb60 c6188500 c6188500 c6226000 [ 121.499088] 7f40: b6e51000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 [ 121.507276] 7f60: 00000000 00000000 c6227fac 08556ed6 00000004 00000004 b6f98e00 00000004 [ 121.515464] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 [ 121.523652] 7fa0: c03000c0 c0598d08 00000004 00000004 00000001 b6e51000 00000004 00000000 [ 121.531840] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 [ 121.540029] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 800e0030 00000001 00000000 00000000 [ 121.548210] Backtrace: [ 121.550681] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.558269] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.566293] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.574222] r9:c6227f60 r8:c309b300 r7:00000004 r6:b6e51000 r5:c6188500 r4:c0c2e800 [ 121.581982] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.589824] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e51000 r5:c6188500 r4:00000000 [ 121.597580] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.604727] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6226000 r5:c6188500 [ 121.612562] r4:c6188500 [ 121.615110] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.622256] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000004 r4:00000004 [ 121.630013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.637588] Exception stack(0xc6227fa8 to 0xc6227ff0) [ 121.642650] 7fa0: 00000004 00000004 00000001 b6e51000 00000004 00000000 [ 121.650838] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 [ 121.659023] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 [ 121.664088] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 121.670195] ---[ end trace 3e1bb876e0124d53 ]--- [ 121.674824] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 121.683703] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 789, name: cat [ 121.691365] INFO: lockdep is turned off. [ 121.695295] irq event stamp: 1542 [ 121.698627] hardirqs last enabled at (1541): [] console_unlock+0x4b0/0x6c0 [ 121.706467] hardirqs last disabled at (1542): [] __und_svc+0x60/0x6c [ 121.713702] softirqs last enabled at (1538): [] __do_softirq+0x378/0x5fc [ 121.721369] softirqs last disabled at (1531): [] __irq_exit_rcu+0x178/0x1d0 [ 121.729210] CPU: 1 PID: 789 Comm: cat Tainted: G D 5.10.145-cip17 #1 [ 121.736872] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.743403] Backtrace: [ 121.745882] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.753463] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f768 [ 121.759140] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.766469] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 121.774224] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd004 r4:c6226000 [ 121.781982] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 121.789820] r6:00000000 r5:00000031 r4:c19cd004 [ 121.794458] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 121.802210] r6:00000001 r5:c6226000 r4:c6024380 [ 121.806847] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 121.814166] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6024380 [ 121.820883] [] (do_exit) from [] (die+0x374/0x380) [ 121.827416] r7:c1e0fccc [ 121.829960] [] (die) from [] (do_undefinstr+0x170/0x240) [ 121.837022] r10:00000004 r9:c6226000 r8:c15e8544 r7:00000000 r6:c6227dc8 r5:c0c2e9a0 [ 121.844858] r4:e7f001f2 [ 121.847404] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 121.855327] Exception stack(0xc6227dc8 to 0xc6227e10) [ 121.860390] 7dc0: c15e854c ef7965e0 08556ed6 c0c2e98c 00000001 c61e5000 [ 121.868579] 7de0: 00000004 c6227f60 c15e8544 c1ad039c 00000004 c6227e64 c6227e68 c6227e58 [ 121.876765] 7e00: c0c2e420 c0c2e9a0 a00e0013 ffffffff [ 121.881825] r7:c6227dfc r6:ffffffff r5:a00e0013 r4:c0c2e9a4 [ 121.887501] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.895086] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.903104] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.911033] r9:c6227f60 r8:c309b300 r7:00000004 r6:b6e51000 r5:c6188500 r4:c0c2e800 [ 121.918790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.926630] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e51000 r5:c6188500 r4:00000000 [ 121.934385] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.941531] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6226000 r5:c6188500 [ 121.949365] r4:c6188500 [ 121.951910] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.959056] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000004 r4:00000004 [ 121.966809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.974385] Exception stack(0xc6227fa8 to 0xc6227ff0) [ 121.979447] 7fa0: 00000004 00000004 00000001 b6e51000 00000004 00000000 [ 121.987634] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 [ 121.995819] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 # Segmentation fault # [ 121.310634] lkdtm: Performing direct entry BUG # [ 121.315522] ------------[ cut here ]------------ # [ 121.320152] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 121.325386] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 121.330534] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.359616] CPU: 1 PID: 789 Comm: cat Not tainted 5.10.145-cip17 #1 # [ 121.365892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.372444] PC is at lkdtm_BUG+0x14/0x18 # [ 121.376378] LR is at lkdtm_do_action+0x2c/0x4c # [ 121.380831] pc : [] lr : [] psr: a00e0013 # [ 121.387105] sp : c6227e58 ip : c6227e68 fp : c6227e64 # [ 121.392337] r10: 00000004 r9 : c1ad039c r8 : c15e8544 # [ 121.397570] r7 : c6227f60 r6 : 00000004 r5 : c61e5000 r4 : 00000001 # [ 121.404103] r3 : c0c2e98c r2 : 08556ed6 r1 : ef7965e0 r0 : c15e854c # [ 121.410640] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 121.417785] Control: 10c5387d Table: 165c804a DAC: 00000051 # [ 121.423540] Process cat (pid: 789, stack limit = 0x186327ce) # [ 121.429208] Stack: (0xc6227e58 to 0xc6228000) # [ 121.433574] 7e40: c6227e74 c6227e68 # [ 121.441764] 7e60: c0c2e420 c0c2e998 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c6188500 # [ 121.449953] 7e80: b6e51000 00000004 c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c # [ 121.458143] 7ea0: 00000000 c6188500 b6e51000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 # [ 121.466333] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 # [ 121.474522] 7ee0: b6e51000 00020000 00000004 00000004 0001fffc c6227ee0 00000001 b6e50000 # [ 121.482709] 7f00: c5ba6140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.490898] 7f20: 00000000 00000000 c13a2c10 08556ed6 c205cb60 c6188500 c6188500 c6226000 # [ 121.499088] 7f40: b6e51000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 # [ 121.507276] 7f60: 00000000 00000000 c6227fac 08556ed6 00000004 00000004 b6f98e00 00000004 # [ 121.515464] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 # [ 121.523652] 7fa0: c03000c0 c0598d08 00000004 00000004 00000001 b6e51000 00000004 00000000 # [ 121.531840] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 # [ 121.540029] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 800e0030 00000001 00000000 00000000 # [ 121.548210] Backtrace: # [ 121.550681] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.558269] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.566293] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.574222] r9:c6227f60 r8:c309b300 r7:00000004 r6:b6e51000 r5:c6188500 r4:c0c2e800 # [ 121.581982] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.589824] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e51000 r5:c6188500 r4:00000000 # [ 121.597580] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.604727] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6226000 r5:c6188500 # [ 121.612562] r4:c6188500 # [ 121.615110] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.622256] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000004 r4:00000004 # [ 121.630013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.637588] Exception stack(0xc6227fa8 to 0xc6227ff0) # [ 121.642650] 7fa0: 00000004 00000004 00000001 b6e51000 00000004 00000000 # [ 121.650838] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 # [ 121.659023] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 # [ 121.664088] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 121.670195] ---[ end trace 3e1bb876e0124d53 ]--- # [ 121.674824] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 121.683703] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 789, name: cat # [ 121.691365] INFO: lockdep is turned off. # [ 121.695295] irq event stamp: 1542 # [ 121.698627] hardirqs last enabled at (1541): [] console_unlock+0x4b0/0x6c0 # [ 121.706467] hardirqs last disabled at (1542): [] __und_svc+0x60/0x6c # [ 121.713702] softirqs last enabled at (1538): [] __do_softirq+0x378/0x5fc # [ 121.721369] softirqs last disabled at (1531): [] __irq_exit_rcu+0x178/0x1d0 # [ 121.729210] CPU: 1 PID: 789 Comm: cat Tainted: G D 5.10.145-cip17 #1 # [ 121.736872] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.743403] Backtrace: # [ 121.745882] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.536937] lkdtm: Performing direct entry WARNING [ 121.753463] r7:ffffffff r6:60[ 122.543492] ------------[ cut here ]------------ 0e0093 r5:00000000 r4:c1f0f768 #[ 122.551103] WARNING: CPU: 0 PID: 860 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c [ 121.759140] [] (sho[ 122.562398] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 w_stack) from [] (dump_[ 122.594228] CPU: 0 PID: 860 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 122.604591] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.611128] Backtrace: [ 122.613612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.621196] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 122.626875] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.634206] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.641181] r9:00000009 r8:c0c2e9ec r7:00000053 r6:00000009 r5:c0c2e9ec r4:c1ad0a58 [ 122.648940] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.656432] r7:00000053 r6:c1ad0a58 r5:00000000 r4:c65e0000 [ 122.662110] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 122.670213] r9:c1ad03a0 r8:c15e8544 r7:c65e1f60 r6:00000008 r5:c63c1000 r4:00000002 [ 122.677972] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.685904] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.693926] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.701855] r9:c65e1f60 r8:c309b300 r7:00000008 r6:b6e45000 r5:c608e780 r4:c0c2e800 [ 122.709614] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.717455] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6e45000 r5:c608e780 r4:00000000 [ 122.725210] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.732357] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c65e0000 r5:c608e780 [ 122.740191] r4:c608e780 [ 122.742738] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.749884] r9:c65e0000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000008 r4:00000008 [ 122.757643] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.765220] Exception stack(0xc65e1fa8 to 0xc65e1ff0) [ 122.770284] 1fa0: 00000008 00000008 00000001 b6e45000 00000008 00000000 [ 122.778474] 1fc0: 00000008 00000008 b6f8ce00 00000004 00000001 00000000 00020000 bef0fa54 [ 122.786660] 1fe0: 00000004 bef0f788 b6ef74cf b6e7d7e6 stack+0xe0/0x100) # [ 121.76646[ 122.791800] irq event stamp: 0 9] [] (dump_stack) from[ 122.797756] hardirqs last enabled at (0): [<00000000>] 0x0 [] (___might_sleep+0x1[ 122.806220] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c b0/0x2c0) # [ 121.774224] r9:6[ 122.816596] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 00e0093 r8:0000000b r7:c035bb84 r[ 122.826988] softirqs last disabled at (0): [<00000000>] 0x0 6:00000031 r5:c19cd004 r4:c622600[ 122.835488] ---[ end trace 3e1bb876e0124d54 ]--- 0 # [ 121.781982] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 121.789820] r6:00000000 r5:00000031 r4:c19cd004 # [ 121.794458] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 121.802210] r6:00000001 r5:c6226000 r4:c6024380 # [ 121.806847] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 121.814166] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6024380 # [ 121.820883] [] (do_exit) from [] (die+0x374/0x380) # [ 121.827416] r7:c1e0fccc # [ 121.829960] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 121.837022] r10:00000004 r9:c6226000 r8:c15e8544 r7:00000000 r6:c6227dc8 r5:c0c2e9a0 # [ 121.844858] r4:e7f001f2 # [ 121.847404] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 121.855327] Exception stack(0xc6227dc8 to 0xc6227e10) # [ 121.860390] 7dc0: c15e854c ef7965e0 08556ed6 c0c2e98c 00000001 c61e5000 # [ 121.868579] 7de0: 00000004 c6227f60 c15e8544 c1ad039c 00000004 c6227e64 c6227e68 c6227e58 # [ 121.876765] 7e00: c0c2e420 c0c2e9a0 a00e0013 ffffffff # [ 121.881825] r7:c6227dfc r6:ffffffff r5:a00e0013 r4:c0c2e9a4 # [ 121.887501] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.895086] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.903104] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.911033] r9:c6227f60 r8:c309b300 r7:00000004 r6:b6e51000 r5:c6188500 r4:c0c2e800 # [ 121.918790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.926630] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e51000 r5:c6188500 r4:00000000 # [ 121.934385] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.941531] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c6226000 r5:c6188500 # [ 121.949365] r4:c6188500 # [ 121.951910] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.959056] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000004 r4:00000004 # [ 121.966809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.974385] Exception stack(0xc6227fa8 to 0xc6227ff0) # [ 121.979447] 7fa0: 00000004 00000004 00000001 b6e51000 00000004 00000000 # [ 121.987634] 7fc0: 00000004 00000004 b6f98e00 00000004 00000001 00000000 00020000 befb3a54 # [ 121.995819] 7fe0: 00000004 befb3788 b6f034cf b6e897e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 122.536937] lkdtm: Performing direct entry WARNING # [ 122.543492] ------------[ cut here ]------------ # [ 122.551103] WARNING: CPU: 0 PID: 860 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 122.562398] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 122.594228] CPU: 0 PID: 860 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 122.604591] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.611128] Backtrace: # [ 122.613612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.621196] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 122.626875] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.634206] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.641181] r9:00000009 r8:c0c2e9ec r7:00000053 r6:00000009 r5:c0c2e9ec r4:c1ad0a58 # [ 122.648940] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.656432] r7:00000053 r6:c1ad0a58 r5:00000000 r4:c65e0000 # [ 122.662110] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 122.670213] r9:c1ad03a0 r8:c15e8544 r7:c65e1f60 r6:00000008 r5:c63c1000 r4:00000002 # [ 122.677972] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.685904] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.693926] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.701855] r9:c65e1f60 r8:c309b300 r7:00000008 r6:b6e45000 r5:c608e780 r4:c0c2e800 # [ 122.709614] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.717455] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6e45000 r5:c608e780 r4:00000000 # [ 122.725210] [] (vfs_write) from [<[ 123.256043] lkdtm: Performing direct entry WARNING_MESSAGE c0598c84>] (ksys_write+0x74/0xec)[ 123.262991] ------------[ cut here ]------------ # [ 122.732357] r10:00000004 [ 123.270602] WARNING: CPU: 1 PID: 895 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 r9:00000000 r8:00000000 r7:b6e450[ 123.282530] Warning message trigger count: 2 00 r6:c65e0000 r5:c608e780 # [ [ 123.289641] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 122.740191] r4:c608e780 # [ 12[ 123.321353] CPU: 1 PID: 895 Comm: cat Tainted: G D W 5.10.145-cip17 #1 2.742738] [] (ksys_writ[ 123.331819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e) from [] (sys_write+0[ 123.341208] Backtrace: x18/0x1c) # [ 122.749884] r9:c[ 123.346540] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 65e0000 r8:c03002e4 r7:00000004 r[ 123.356953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 6:b6f8ce00 r5:00000008 r4:0000000[ 123.365480] [] (show_stack) from [] (dump_stack+0xe0/0x100) 8 # [ 122.757643] [] [ 123.375651] [] (dump_stack) from [] (__warn+0xfc/0x16c) (sys_write) from [] (re[ 123.385467] r9:00000009 r8:c0c2ea3c r7:00000058 r6:00000009 r5:c0c2ea3c r4:c1ad0a58 t_fast_syscall+0x0/0x28) # [ 12[ 123.396077] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 2.765220] Exception stack(0xc65e1[ 123.406413] r7:00000058 r6:c1ad0a58 r5:c1ad0a74 r4:c642c000 fa8 to 0xc65e1ff0) # [ 122.7702[ 123.414943] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 84] 1fa0: 00000[ 123.426581] r9:c1ad03a8 r8:c15e8544 r7:c642df60 r6:00000010 r5:c61e5000 r4:00000003 008 00000008 00000001 b6e45000 00[ 123.437192] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 000008 00000000 # [ 122.778474][ 123.448663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 1fc0: 00000008 00000008 b6f8ce00[ 123.459529] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 00000004 00000001 00000000 00020[ 123.470301] r9:c642df60 r8:c309b300 r7:00000010 r6:b6e38000 r5:c47d4c80 r4:c0c2e800 000 bef0fa54 # [ 122.786660] 1f[ 123.480914] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) e0: 00000004 bef0f788 b6ef74cf b6[ 123.491596] r9:c07f59f4 r8:c642df60 r7:c2816000 r6:b6e38000 r5:c47d4c80 r4:00000000 e7d7e6 # [ 122.791800] irq even[ 123.502201] [] (vfs_write) from [] (ksys_write+0x74/0xec) t stamp: 0 # [ 122.797756] hard[ 123.512196] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c642c000 r5:c47d4c80 irqs last enabled at (0): [<0000[ 123.522880] r4:c47d4c80 0000>] 0x0 # [ 122.806220] hard[ 123.528281] [] (ksys_write) from [] (sys_write+0x18/0x1c) irqs last disabled at (0): [] copy_process+0x5c8/0x194c[ 123.548887] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.559308] Exception stack(0xc642dfa8 to 0xc642dff0) # [ 122.816596] softirqs last [ 123.564371] dfa0: 00000010 00000010 00000001 b6e38000 00000010 00000000 [ 123.575413] dfc0: 00000010 00000010 b6f7fe00 00000004 00000001 00000000 00020000 beecfa54 enabled at (0): [] copy[ 123.583600] dfe0: 00000004 beecf788 b6eea4cf b6e707e6 _process+0x5c8/0x194c # [ 122.8[ 123.591611] irq event stamp: 0 26988] softirqs last disabled at [ 123.597493] hardirqs last enabled at (0): [<00000000>] 0x0 (0): [<00000000>] 0x0 # [ 122.8[ 123.605972] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 35488] ---[ end trace 3e1bb876e01[ 123.616321] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 24d54 ]--- # WARNING: saw 'WARNI[ 123.626641] softirqs last disabled at (0): [<00000000>] 0x0 NG:': ok ok 3 selftests: lkdtm: [ 123.635057] ---[ end trace 3e1bb876e0124d55 ]--- WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 123.256043] lkdtm: Performing direct entry WARNING_MESSAGE # [ 123.262991] ------------[ cut here ]------------ # [ 123.270602] WARNING: CPU: 1 PID: 895 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 123.282530] Warning message trigger count: 2 # [ 123.289641] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 123.321353] CPU: 1 PID: 895 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 123.331819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.341208] Backtrace: # [ 123.346540] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.356953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 123.365480] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.375651] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.385467] r9:00000009 r8:c0c2ea3c r7:00000058 r6:00000009 r5:c0c2ea3c r4:c1ad0a58 # [ 123.396077] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.406413] r7:00000058 r6:c1ad0a58 r5:c1ad0a74 r4:c642c000 # [ 123.414943] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 123.426581] r9:c1ad03a8 r8:c15e8544 r7:c642df60 r6:00000010 r5:c61e5000 r4:00000003 # [ 123.437192] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.448663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.459529] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.470301] r9:c642df60 r8:c309b300 r7:00000010 r6:b6e38000 r5:c47d4c80 r4:c0c2e800 # [ 123.480914] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.491596] r9:c07f59f4 r8:c642df60 r7:c2816000 r6:b6e38000 r5:c47d4c80 r4:00000000 # [ 123.502201] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.512196] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c642c000 r5:c47d4c80 # [ 123.522880] r4:c47d4c80 # [ 123.528281] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.538277] r9:c642c000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000010 r4:00000010 # [ 123.548887] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.559308] Exception stack(0xc642dfa8 to 0xc642dff0) # [ 123.564371] dfa0: 00000010 00000010 00000001 b6e38000 00000010 00000000 # [ 123.575413] dfc0: 00000010 00000010 b6f7fe00 00000004 00000001 00000000 00020000 beecfa54 # [ 123.583600] dfe0: 00000004 beecf788 b6eea4cf b6e707e6 # [ 123.591611] irq event stamp: 0 # [ 123.597493] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.605972] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.616321] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.626641] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.635057] ---[ end trace 3e1bb876e0124d55 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 124.017283] lkdtm: Performing direct entry EXCEPTION [ 124.022284] 8<--- cut here --- [ 124.025428] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 124.033536] pgd = f2608c6b [ 124.036330] [00000000] *pgd=00000000 [ 124.039965] Internal error: Oops: 805 [#2] SMP ARM [ 124.044773] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.073840] CPU: 2 PID: 927 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 124.081505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.088056] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 124.092510] LR is at lkdtm_do_action+0x2c/0x4c [ 124.096962] pc : [] lr : [] psr: a00e0013 [ 124.103236] sp : c5d8de58 ip : c5d8de68 fp : c5d8de64 [ 124.108468] r10: 0000000a r9 : c1ad03b8 r8 : c15e8544 [ 124.113702] r7 : c5d8df60 r6 : 0000000a r5 : c6549000 r4 : 00000004 [ 124.120236] r3 : 00000000 r2 : 88e01534 r1 : ef7ab5e0 r0 : c15e8564 [ 124.126773] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 124.133916] Control: 10c5387d Table: 165cc04a DAC: 00000051 [ 124.139673] Process cat (pid: 927, stack limit = 0x938d760c) [ 124.145341] Stack: (0xc5d8de58 to 0xc5d8e000) [ 124.149708] de40: c5d8de74 c5d8de68 [ 124.157898] de60: c0c2e420 c0c2ea50 c5d8de9c c5d8de78 c0c2e920 c0c2e400 c0c2e800 c5b6a8c0 [ 124.166087] de80: b6db6000 0000000a c309b300 c5d8df60 c5d8dec4 c5d8dea0 c07f5a58 c0c2e80c [ 124.174276] dea0: 00000000 c5b6a8c0 b6db6000 c2816000 c5d8df60 c07f59f4 c5d8df5c c5d8dec8 [ 124.182468] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c5d8c000 [ 124.190656] dee0: b6db6000 00020000 00000004 0000000a 0001fff6 c5d8dee0 00000001 b6db5000 [ 124.198844] df00: c5a112c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 124.207034] df20: 00000000 00000000 c13a2c10 88e01534 c205cb60 c5b6a8c0 c5b6a8c0 c5d8c000 [ 124.215224] df40: b6db6000 00000000 00000000 00000004 c5d8df94 c5d8df60 c0598c84 c05985f0 [ 124.223415] df60: 00000000 00000000 c5d8dfac 88e01534 0000000a 0000000a b6efde00 00000004 [ 124.231604] df80: c03002e4 c5d8c000 c5d8dfa4 c5d8df98 c0598d14 c0598c1c 00000000 c5d8dfa8 [ 124.239793] dfa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6db6000 0000000a 00000000 [ 124.247982] dfc0: 0000000a 0000000a b6efde00 00000004 00000001 00000000 00020000 bec2fa54 [ 124.256169] dfe0: 00000004 bec2f788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 [ 124.264350] Backtrace: [ 124.266824] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.274933] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.282955] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.290886] r9:c5d8df60 r8:c309b300 r7:0000000a r6:b6db6000 r5:c5b6a8c0 r4:c0c2e800 [ 124.298649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.306491] r9:c07f59f4 r8:c5d8df60 r7:c2816000 r6:b6db6000 r5:c5b6a8c0 r4:00000000 [ 124.314245] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.321392] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c5d8c000 r5:c5b6a8c0 [ 124.329227] r4:c5b6a8c0 [ 124.331773] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.338919] r9:c5d8c000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000a r4:0000000a [ 124.346678] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.354253] Exception stack(0xc5d8dfa8 to 0xc5d8dff0) [ 124.359315] dfa0: 0000000a 0000000a 00000001 b6db6000 0000000a 00000000 [ 124.367504] dfc0: 0000000a 0000000a b6efde00 00000004 00000001 00000000 00020000 bec2fa54 [ 124.375689] dfe0: 00000004 bec2f788 b6e684cf b6dee7e6 [ 124.380752] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 124.386953] ---[ end trace 3e1bb876e0124d56 ]--- # Segmentation fault # [ 124.017283] lkdtm: Performing direct entry EXCEPTION # [ 124.022284] 8<--- cut here --- # [ 124.025428] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 124.033536] pgd = f2608c6b # [ 124.036330] [00000000] *pgd=00000000 # [ 124.039965] Internal error: Oops: 805 [#2] SMP ARM # [ 124.044773] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.073840] CPU: 2 PID: 927 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 124.081505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.088056] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 124.092510] LR is at lkdtm_do_action+0x2c/0x4c # [ 124.096962] pc : [] lr : [] psr: a00e0013 # [ 124.103236] sp : c5d8de58 ip : c5d8de68 fp : c5d8de64 # [ 124.108468] r10: 0000000a r9 : c1ad03b8 r8 : c15e8544 # [ 124.113702] r7 : c5d8df60 r6 : 0000000a r5 : c6549000 r4 : 00000004 # [ 124.120236] r3 : 00000000 r2 : 88e01534 r1 : ef7ab5e0 r0 : c15e8564 # [ 124.126773] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.133916] Control: 10c5387d Table: 165cc04a DAC: 00000051 # [ 124.139673] Process cat (pid: 927, stack limit = 0x938d760c) # [ 124.145341] Stack: (0xc5d8de58 to 0xc5d8e000) # [ 124.149708] de40: c5d8de74 c5d8de68 # [ 124.157898] de60: c0c2e420 c0c2ea50 c5d8de9c c5d8de78 c0c2e920 c0c2e400 c0c2e800 c5b6a8c0 # [ 124.166087] de80: b6db6000 0000000a c309b300 c5d8df60 c5d8dec4 c5d8dea0 c07f5a58 c0c2e80c # [ 124.174276] dea0: 00000000 c5b6a8c0 b6db6000 c2816000 c5d8df60 c07f59f4 c5d8df5c c5d8dec8 # [ 124.182468] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c5d8c000 # [ 124.190656] dee0: b6db6000 00020000 00000004 0000000a 0001fff6 c5d8dee0 00000001 b6db5000 # [ 124.198844] df00: c5a112c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 124.207034] df20: 00000000 00000000 c13a2c10 88e01534 c205cb60 c5b6a8c0 c5b6a8c0 c5d8c000 # [ 124.215224] df40: b6db6000 00000000 00000000 00000004 c5d8df94 c5d8df60 c0598c84 c05985f0 # [ 124.223415] df60: 00000000 00000000 c5d8dfac 88e01534 0000000a 0000000a b6efde00 00000004 # [ 124.231604] df80: c03002e4 c5d8c000 c5d8dfa4 c5d8df98 c0598d14 c0598c1c 00000000 c5d8dfa8 # [ 124.239793] dfa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6db6000 0000000a 00000000 # [ 124.247982] dfc0: 0000000a 0000000a b6efde00 00000004 00000001 00000000 00020000 bec2fa54 # [ 124.256169] dfe0: 00000004 bec2f788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 # [ 124.264350] Backtrace: # [ 124.266824] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.274933] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.282955] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.290886] r9:c5d8df60 r8:c309b300 r7:0000000a r6:b6db6000 r5:c5b6a8c0 r4:c0c2e800 # [ 124.298649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.306491] r9:c07f59f4 r8:c5d8df60 r7:c2816000 r6:b6db6000 r5:c5b6a8c0 r4:00000000 # [ 124.314245] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.321392] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c5d8c000 r5:c5b6a8c0 # [ 124.329227] r4:c5b6a8c0 # [ 124.331773] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.338919] r9:c5d8c000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000a r4:0000000a # [ 124.346678] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.354253] Exception stack(0xc5d8dfa8 to 0xc5d8dff0) # [ 124.359315] dfa0: 0000000a 0000000a 00000001 b6db6000 0000000a 00000000 # [ 124.367504] dfc0: 0000000a 0000000a b6efde00 00000004 00000001 00000000 00020000 bec2fa54 # [ 124.375689] dfe0: 00000004 bec2f788 b6e684cf b6dee7e6 # [ 124.380752] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 124.386953] ---[ end trace 3e1bb876e0124d56 ]--- # 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 [ 125.782462] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 125.788122] lkdtm: attempting good list addition [ 125.792754] lkdtm: attempting corrupted list addition [ 125.797888] lkdtm: list_add() corruption not detected! # [ 125.782462] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 125.788122] lkdtm: attempting good list addition # [ 125.792754] lkdtm: attempting corrupted list addition # [ 125.797888] 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 [ 126.179253] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 126.184921] lkdtm: attempting good list removal [ 126.189465] lkdtm: attempting corrupted list removal [ 126.194441] lkdtm: list_del() corruption not detected! # [ 126.179253] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 126.184921] lkdtm: attempting good list removal # [ 126.189465] lkdtm: attempting corrupted list removal # [ 126.194441] 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 [ 126.575374] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 126.581667] lkdtm: attempting bad read from page below current stack [ 126.588098] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 126.575374] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 126.581667] lkdtm: attempting bad read from page below current stack # [ 126.588098] 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 [ 126.961413] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 126.967856] lkdtm: attempting bad read from page above current stack [ 126.974227] lkdtm: FAIL: accessed page after stack! (byte: 80) # [ 126.961413] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 126.967856] lkdtm: attempting bad read from page above current stack # [ 126.974227] lkdtm: FAIL: accessed page after stack! (byte: 80) # 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 [ 127.380015] lkdtm: Performing direct entry UNSET_SMEP [ 127.385226] lkdtm: XFAIL: this test is x86_64-only # [ 127.380015] lkdtm: Performing direct entry UNSET_SMEP # [ 127.385226] 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 [ 127.762813] lkdtm: Performing direct entry DOUBLE_FAULT [ 127.768171] lkdtm: XFAIL: this test is ia32-only # [ 127.762813] lkdtm: Performing direct entry DOUBLE_FAULT # [ 127.768171] 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 [ 128.134138] lkdtm: Performing direct entry CORRUPT_PAC [ 128.139365] lkdtm: XFAIL: this test is arm64-only # [ 128.134138] lkdtm: Performing direct entry CORRUPT_PAC # [ 128.139365] 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 [ 128.512806] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 128.519373] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 128.512806] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 128.519373] 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 [ 129.339136] lkdtm: Performing direct entry READ_AFTER_FREE [ 129.344651] lkdtm: Value in memory before free: 12345678 [ 129.350066] lkdtm: Attempting bad read from freed memory [ 129.355477] lkdtm: Memory was not poisoned # [ 129.339136] lkdtm: Performing direct entry READ_AFTER_FREE # [ 129.344651] lkdtm: Value in memory before free: 12345678 # [ 129.350066] lkdtm: Attempting bad read from freed memory # [ 129.355477] 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 [ 129.955551] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 129.961589] lkdtm: Value in memory before free: 12345678 [ 129.967004] lkdtm: Attempting to read from freed memory [ 129.972246] lkdtm: Buddy page was not poisoned # [ 129.955551] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 129.961589] lkdtm: Value in memory before free: 12345678 # [ 129.967004] lkdtm: Attempting to read from freed memory # [ 129.972246] 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 [ 130.364959] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 130.370606] lkdtm: Attempting double slab free ... # [ 130.364959] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 130.370606] 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 [ 130.763982] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 130.769592] lkdtm: Attempting cross-cache slab free ... # [ 130.763982] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 130.769592] 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 [ 131.156772] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 131.162201] lkdtm: Attempting non-Slab slab free ... # [ 131.156772] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 131.162201] 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 [ 132.441407] lkdtm: Performing direct entry EXEC_DATA [ 132.446445] lkdtm: attempting ok execution at c0c2f190 [ 132.451601] lkdtm: attempting bad execution at c26f774c [ 132.456926] 8<--- cut here --- [ 132.459994] Unable to handle kernel paging request at virtual address c26f774c [ 132.467227] pgd = 26428199 [ 132.469942] [c26f774c] *pgd=1261141e(bad) [ 132.473979] Internal error: Oops: 8000000d [#3] SMP ARM [ 132.479215] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 132.508292] CPU: 3 PID: 1770 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 132.516042] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.522586] PC is at data_area+0x0/0x40 [ 132.526439] LR is at execute_location+0xa4/0xb4 [ 132.530979] pc : [] lr : [] psr: 600e0013 [ 132.537252] sp : c6227e38 ip : c6227d40 fp : c6227e54 [ 132.542484] r10: 0000000a r9 : c1ad059c r8 : c15e8544 [ 132.547716] r7 : c6227f60 r6 : 00000001 r5 : c26f774c r4 : c0c2f190 [ 132.554250] r3 : 5684a814 r2 : 5684a814 r1 : ef7c05e0 r0 : 0000002b [ 132.560787] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 132.567931] Control: 10c5387d Table: 167b004a DAC: 00000051 [ 132.573685] Process cat (pid: 1770, stack limit = 0x186327ce) [ 132.579441] Stack: (0xc6227e38 to 0xc6228000) [ 132.583809] 7e20: 0000001f c5d4c000 [ 132.591999] 7e40: 0000000a c6227f60 c6227e64 c6227e58 c138d5b8 c138d3b4 c6227e74 c6227e68 [ 132.600187] 7e60: c0c2e420 c138d5a0 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c5d2bcc0 [ 132.608376] 7e80: b6e30000 0000000a c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c [ 132.616563] 7ea0: 00000000 c5d2bcc0 b6e30000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 [ 132.624753] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 [ 132.632941] 7ee0: b6e30000 00020000 00000004 0000000a 0001fff6 c6227ee0 00000001 b6e2f000 [ 132.641128] 7f00: c5a49b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 132.649318] 7f20: 00000000 00000000 c13a2c10 5684a814 c205cb60 c5d2bcc0 c5d2bcc0 c6226000 [ 132.657508] 7f40: b6e30000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 [ 132.665699] 7f60: 00000000 00000000 c6227fac 5684a814 0000000a 0000000a b6f77e00 00000004 [ 132.673888] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 [ 132.682077] 7fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e30000 0000000a 00000000 [ 132.690266] 7fc0: 0000000a 0000000a b6f77e00 00000004 00000001 00000000 00020000 be907a54 [ 132.698454] 7fe0: 00000004 be907788 b6ee24cf b6e687e6 800e0030 00000001 00000000 00000000 [ 132.706637] Backtrace: [ 132.709107] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 132.717297] r7:c6227f60 r6:0000000a r5:c5d4c000 r4:0000001f [ 132.722976] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.731083] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.739108] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.747037] r9:c6227f60 r8:c309b300 r7:0000000a r6:b6e30000 r5:c5d2bcc0 r4:c0c2e800 [ 132.754799] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.762641] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e30000 r5:c5d2bcc0 r4:00000000 [ 132.770395] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.777541] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c6226000 r5:c5d2bcc0 [ 132.785376] r4:c5d2bcc0 [ 132.787923] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.795070] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f77e00 r5:0000000a r4:0000000a [ 132.802829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.810405] Exception stack(0xc6227fa8 to 0xc6227ff0) [ 132.815468] 7fa0: 0000000a 0000000a 00000001 b6e30000 0000000a 00000000 [ 132.823658] 7fc0: 0000000a 0000000a b6f77e00 00000004 00000001 00000000 00020000 be907a54 [ 132.831844] 7fe0: 00000004 be907788 b6ee24cf b6e687e6 [ 132.836907] Code: 00000000 c43c30c0 c43c3180 c43c3240 (e1a0c00d) [ 132.843013] ---[ end trace 3e1bb876e0124d57 ]--- # Segmentation fault # [ 132.441407] lkdtm: Performing direct entry EXEC_DATA # [ 132.446445] lkdtm: attempting ok execution at c0c2f190 # [ 132.451601] lkdtm: attempting bad execution at c26f774c # [ 132.456926] 8<--- cut here --- # [ 132.459994] Unable to handle kernel paging request at virtual address c26f774c # [ 132.467227] pgd = 26428199 # [ 132.469942] [c26f774c] *pgd=1261141e(bad) # [ 132.473979] Internal error: Oops: 8000000d [#3] SMP ARM # [ 132.479215] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 132.508292] CPU: 3 PID: 1770 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 132.516042] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.522586] PC is at data_area+0x0/0x40 # [ 132.526439] LR is at execute_location+0xa4/0xb4 # [ 132.530979] pc : [] lr : [] psr: 600e0013 # [ 132.537252] sp : c6227e38 ip : c6227d40 fp : c6227e54 # [ 132.542484] r10: 0000000a r9 : c1ad059c r8 : c15e8544 # [ 132.547716] r7 : c6227f60 r6 : 00000001 r5 : c26f774c r4 : c0c2f190 # [ 132.554250] r3 : 5684a814 r2 : 5684a814 r1 : ef7c05e0 r0 : 0000002b # [ 132.560787] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 132.567931] Control: 10c5387d Table: 167b004a DAC: 00000051 # [ 132.573685] Process cat (pid: 1770, stack limit = 0x186327ce) # [ 132.579441] Stack: (0xc6227e38 to 0xc6228000) # [ 132.583809] 7e20: 0000001f c5d4c000 # [ 132.591999] 7e40: 0000000a c6227f60 c6227e64 c6227e58 c138d5b8 c138d3b4 c6227e74 c6227e68 # [ 132.600187] 7e60: c0c2e420 c138d5a0 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c5d2bcc0 # [ 132.608376] 7e80: b6e30000 0000000a c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c # [ 132.616563] 7ea0: 00000000 c5d2bcc0 b6e30000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 # [ 132.624753] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 # [ 132.632941] 7ee0: b6e30000 00020000 00000004 0000000a 0001fff6 c6227ee0 00000001 b6e2f000 # [ 132.641128] 7f00: c5a49b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 132.649318] 7f20: 00000000 00000000 c13a2c10 5684a814 c205cb60 c5d2bcc0 c5d2bcc0 c6226000 # [ 132.657508] 7f40: b6e30000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 # [ 132.665699] 7f60: 00000000 00000000 c6227fac 5684a814 0000000a 0000000a b6f77e00 00000004 # [ 132.673888] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 # [ 132.682077] 7fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e30000 0000000a 00000000 # [ 132.690266] 7fc0: 0000000a 0000000a b6f77e00 00000004 00000001 00000000 00020000 be907a54 # [ 132.698454] 7fe0: 00000004 be907788 b6ee24cf b6e687e6 800e0030 00000001 00000000 00000000 # [ 132.706637] Backtrace: # [ 132.709107] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 132.717297] r7:c6227f60 r6:0000000a r5:c5d4c000 r4:0000001f # [ 132.722976] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.731083] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.739108] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.747037] r9:c6227f60 r8:c309b300 r7:0000000a r6:b6e30000 r5:c5d2bcc0 r4:c0c2e800 # [ 132.754799] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.762641] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e30000 r5:c5d2bcc0 r4:00000000 # [ 132.770395] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.777541] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c6226000 r5:c5d2bcc0 # [ 132.785376] r4:c5d2bcc0 # [ 132.787923] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.795070] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f77e00 r5:0000000a r4:0000000a # [ 132.802829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.810405] Exception stack(0xc6227fa8 to 0xc6227ff0) # [ 132.815468] 7fa0: 0000000a 0000000a 00000001 b6e30000 0000000a 00000000 # [ 132.823658] 7fc0: 0000000a 0000000a b6f77e00 00000004 00000001 00000000 00020000 be907a54 # [ 132.831844] 7fe0: 00000004 be907788 b6ee24cf b6e687e6 # [ 132.836907] Code: 00000000 c43c30c0 c43c3180 c43c3240 (e1a0[ 133.360230] lkdtm: Performing direct entry EXEC_STACK c00d) # [ 132.843013] ---[ end[ 133.367768] lkdtm: attempting ok execution at c0c2f190 trace 3e1bb876e0124d57 ]--- # E[ 133.375756] lkdtm: attempting bad execution at c616de0c XEC_DATA: missing 'call [t r a1c33.383810] 8<--- cut here --- :': [FAIL] n[o t 1o3k3 .3308 9287] Unable to handle kernel paging request at virtual address c616de0c elftests: lkdtm: E[X E C1_3D3A.T398420] pgd = f2424a6d .sh # exit=1 # selftests: lkdtm[ 133.403292] [c616de0c] *pgd=1601141e(bad) EXEC_STACK.sh [ 133.410084] Internal error: Oops: 8000000d [#4] SMP ARM [ 133.416693] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 133.445769] CPU: 3 PID: 1846 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 133.453518] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.460058] PC is at 0xc616de0c [ 133.463216] LR is at execute_location+0xa4/0xb4 [ 133.467755] pc : [] lr : [] psr: 600e0013 [ 133.474028] sp : c616dde8 ip : 00000027 fp : c616de04 [ 133.479260] r10: 0000000b r9 : c1ad05a8 r8 : c15e8544 [ 133.484492] r7 : c616df60 r6 : 00000001 r5 : c616de0c r4 : c0c2f190 [ 133.491026] r3 : c5ba76e2 r2 : c5ba76e2 r1 : ef7c05e4 r0 : 0000002b [ 133.497562] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 133.504708] Control: 10c5387d Table: 1641004a DAC: 00000051 [ 133.510462] Process cat (pid: 1846, stack limit = 0xf70a79b5) [ 133.516216] Stack: (0xc616dde8 to 0xc616e000) [ 133.520587] dde0: c616c000 c6610000 0000000b c616df60 c616de64 c616de08 [ 133.528776] de00: c138d5f4 c138d3b4 c616de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 133.536965] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 [ 133.545153] de40: e3a02040 e3a01d33 e5930018 c5ba76e2 0000000b 00000020 c616de74 c616de68 [ 133.553342] de60: c0c2e420 c138d5c8 c616de9c c616de78 c0c2e920 c0c2e400 c0c2e800 c59e7900 [ 133.561532] de80: b6e38000 0000000b c309b300 c616df60 c616dec4 c616dea0 c07f5a58 c0c2e80c [ 133.569720] dea0: 00000000 c59e7900 b6e38000 c2816000 c616df60 c07f59f4 c616df5c c616dec8 [ 133.577910] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c616c000 [ 133.586099] dee0: b6e38000 00020000 00000004 0000000b 0001fff5 c616dee0 00000001 b6e37000 [ 133.594287] df00: c5c9c780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 133.602476] df20: 00000000 00000000 c13a2c10 c5ba76e2 c205cb60 c59e7900 c59e7900 c616c000 [ 133.610666] df40: b6e38000 00000000 00000000 00000004 c616df94 c616df60 c0598c84 c05985f0 [ 133.618855] df60: 00000000 00000000 c616dfac c5ba76e2 0000000b 0000000b b6f7fe00 00000004 [ 133.627044] df80: c03002e4 c616c000 c616dfa4 c616df98 c0598d14 c0598c1c 00000000 c616dfa8 [ 133.635232] dfa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6e38000 0000000b 00000000 [ 133.643422] dfc0: 0000000b 0000000b b6f7fe00 00000004 00000001 00000000 00020000 bedaea54 [ 133.651611] dfe0: 00000004 bedae788 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 [ 133.659794] Backtrace: [ 133.662269] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 133.670547] r7:c616df60 r6:0000000b r5:c6610000 r4:c616c000 [ 133.676228] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.684414] r4:00000020 [ 133.686964] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.694987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.702916] r9:c616df60 r8:c309b300 r7:0000000b r6:b6e38000 r5:c59e7900 r4:c0c2e800 [ 133.710678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.718520] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6e38000 r5:c59e7900 r4:00000000 [ 133.726276] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.733423] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c616c000 r5:c59e7900 [ 133.741260] r4:c59e7900 [ 133.743807] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.750955] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000b r4:0000000b [ 133.758714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.766291] Exception stack(0xc616dfa8 to 0xc616dff0) [ 133.771356] dfa0: 0000000b 0000000b 00000001 b6e38000 0000000b 00000000 [ 133.779546] dfc0: 0000000b 0000000b b6f7fe00 00000004 00000001 00000000 00020000 bedaea54 [ 133.787731] dfe0: 00000004 bedae788 b6eea4cf b6e707e6 [ 133.792795] Code: c616de08 c138d5f4 c138d3b4 c616de6c (e1a0c00d) [ 133.798902] ---[ end trace 3e1bb876e0124d58 ]--- # Segmentation fault # [ 133.360230] lkdtm: Performing direct entry EXEC_STACK # [ 133.367768] lkdtm: attempting ok execution at c0c2f190 # [ 133.375756] lkdtm: attempting bad execution at c616de0c # [ 133.383810] 8<--- cut here --- # [ 133.389287] Unable to handle kernel paging request at virtual address c616de0c # [ 133.398420] pgd = f2424a6d # [ 133.403292] [c616de0c] *pgd=1601141e(bad) # [ 133.410084] Internal error: Oops: 8000000d [#4] SMP ARM # [ 133.416693] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 133.445769] CPU: 3 PID: 1846 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 133.453518] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.460058] PC is at 0xc616de0c # [ 133.463216] LR is at execute_location+0xa4/0xb4 # [ 133.467755] pc : [] lr : [] psr: 600e0013 # [ 133.474028] sp : c616dde8 ip : 00000027 fp : c616de04 # [ 133.479260] r10: 0000000b r9 : c1ad05a8 r8 : c15e8544 # [ 133.484492] r7 : c616df60 r6 : 00000001 r5 : c616de0c r4 : c0c2f190 # [ 133.491026] r3 : c5ba76e2 r2 : c5ba76e2 r1 : ef7c05e4 r0 : 0000002b # [ 133.497562] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 133.504708] Control: 10c5387d Table: 1641004a DAC: 00000051 # [ 133.510462] Process cat (pid: 1846, stack limit = 0xf70a79b5) # [ 133.516216] Stack: (0xc616dde8 to 0xc616e000) # [ 133.520587] dde0: c616c000 c6610000 0000000b c616df60 c616de64 c616de08 # [ 133.528776] de00: c138d5f4 c138d3b4 c616de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 133.536965] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 133.545153] de40: e3a02040 e3a01d33 e5930018 c5ba76e2 0000000b 00000020 c616de74 c616de68 # [ 133.553342] de60: c0c2e420 c138d5c8 c616de9c c616de78 c0c2e920 c0c2e400 c0c2e800 c59e7900 # [ 133.561532] de80: b6e38000 0000000b c309b300 c616df60 c616dec4 c616dea0 c07f5a58 c0c2e80c # [ 133.569720] dea0: 00000000 c59e7900 b6e38000 c2816000 c616df60 c07f59f4 c616df5c c616dec8 # [ 133.577910] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c616c000 # [ 133.586099] dee0: b6e38000 00020000 00000004 0000000b 0001fff5 c616dee0 00000001 b6e37000 # [ 133.594287] df00: c5c9c780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 133.602476] df20: 00000000 00000000 c13a2c10 c5ba76e2 c205cb60 c59e7900 c59e7900 c616c000 # [ 133.610666] df40: b6e38000 00000000 00000000 00000004 c616df94 c616df60 c0598c84 c05985f0 # [ 133.618855] df60: 00000000 00000000 c616dfac c5ba76e2 0000000b 0000000b b6f7fe00 00000004 # [ 133.627044] df80: c03002e4 c616c000 c616dfa4 c616df98 c0598d14 c0598c1c 00000000 c616dfa8 # [ 133.635232] dfa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6e38000 0000000b 00000000 # [ 133.643422] dfc0: 0000000b 0000000b b6f7fe00 00000004 00000001 00000000 00020000 bedaea54 # [ 133.651611] dfe0: 00000004 bedae788 b6eea4cf b6e707e6 800e0030 00000001 00000000 00000000 # [ 133.659794] Backtrace: # [ 133.662269] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 133.670547] r7:c616df60 r6:0000000b r5:c6610000 r4:c616c000 # [ 133.676228] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.684414] r4:00000020 # [ 133.686964] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.694987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.702916] r9:c616df60 r8:c309b300 r7:0000000b r6:b6e38000 r5:c59e7900 r4:c0c2e800 # [ 133.710678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.718520] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6e38000 r5:c59e7900 r4:00000000 # [ 133.726276] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.733423] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c616c000 r5:c59e7900 # [ 133.741260] r4:c59e7900 # [ 133.743807] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.750955] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000b r4:0000000b # [ 133.758714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [[ 134.299238] lkdtm: Performing direct entry EXEC_KMALLOC 133.766291] Exception stack(0xc[ 134.306480] lkdtm: attempting ok execution at c0c2f190 616dfa8 to 0xc616dff0) # [ [ 1 134.314404] lkdtm: attempting bad execution at c6498480 3.771356] dfa0: [ 134.322283] 8<--- cut here --- 0000000b 0000[0 0 01b3 4.030208050] Unable to handle kernel paging request at virtual address c6498480 0001 b6e38000 000[0 0 0103b4 .0307284] pgd = 26428199 000000 # [ 133.779546] dfc0: 00 134.342072] [c6498480] *pgd=1641141e(bad) 00000b 0000000b b6f7fe[0 0 10304.348865] Internal error: Oops: 8000000d [#5] SMP ARM 00004 00000001 00000000 00020000 [ 134.356428] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 bedaea54 # [ 133.78773[1 ] 1d34.388134] CPU: 1 PID: 1925 Comm: cat Tainted: G D W 5.10.145-cip17 #1 e0: 00000[0 0 41 3b4e.d3a9e872898] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) b6eea4cf b6e707e6 #[ [ 1 3143406566] PC is at 0xc6498480 3.792795] Code: c616de08 c1[3 8 d34.411967] LR is at execute_location+0xa4/0xb4 5f4 c138d3b4 c[6 1 61d3e46.c4 1(9003] pc : [] lr : [] psr: 600e0013 1a0c00d) # [[ 113343..47297864] sp : c6227e30 ip : c6227d38 fp : c6227e4c 902] ---[ end[ t r1a3c4e. 433e4197] r10: 0000000d r9 : c1ad05b4 r8 : c15e8544 bb876e0124d58 [] - -1-34 .4#4 1E29] r7 : c6227f60 r6 : 00000001 r5 : c6498480 r4 : c0c2f190 XEC_STACK: m[i s s1i3n4g. 4'4c9a963] r3 : 87f276c2 r2 : 87f276c2 r1 : ef7965e0 r0 : 0000002b l trace:': [FAIL[] 1n3o4t. 4o58400] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 31 selftests:[ l k1d3t4m.:4 6E7615] Control: 10c5387d Table: 167b004a DAC: 00000051 EC_STACK.sh # e[x i t1=314.4 7#5356] Process cat (pid: 1925, stack limit = 0x186327ce) selftests: lkdt[m : 1E3X4E.C4_8K095] Stack: (0xc6227e30 to 0xc6228000) MALLOC.sh [ 134.489452] 7e20: c6498480 c5e16000 0000000d c6227f60 [ 134.498580] 7e40: c6227e64 c6227e50 c0c2f1e0 c138d3b4 00000021 c5e16000 c6227e74 c6227e68 [ 134.506770] 7e60: c0c2e420 c0c2f1b4 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c5c9c3c0 [ 134.514958] 7e80: b6e8c000 0000000d c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c [ 134.523145] 7ea0: 00000000 c5c9c3c0 b6e8c000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 [ 134.531336] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 [ 134.539523] 7ee0: b6e8c000 00020000 00000004 0000000d 0001fff3 c6227ee0 00000001 b6e8b000 [ 134.547711] 7f00: c5d2b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 134.555901] 7f20: 00000000 00000000 c13a2c10 87f276c2 c205cb60 c5c9c3c0 c5c9c3c0 c6226000 [ 134.564089] 7f40: b6e8c000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 [ 134.572279] 7f60: 00000000 00000000 c6227fac 87f276c2 0000000d 0000000d b6fd3e00 00000004 [ 134.580467] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 [ 134.588654] 7fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e8c000 0000000d 00000000 [ 134.596843] 7fc0: 0000000d 0000000d b6fd3e00 00000004 00000001 00000000 00020000 be959a54 [ 134.605032] 7fe0: 00000004 be959788 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 [ 134.613213] Backtrace: [ 134.615693] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 134.624142] r7:c6227f60 r6:0000000d r5:c5e16000 r4:c6498480 [ 134.629819] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.638177] r5:c5e16000 r4:00000021 [ 134.641769] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.649791] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.657720] r9:c6227f60 r8:c309b300 r7:0000000d r6:b6e8c000 r5:c5c9c3c0 r4:c0c2e800 [ 134.665482] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.673326] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e8c000 r5:c5c9c3c0 r4:00000000 [ 134.681082] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.688228] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6226000 r5:c5c9c3c0 [ 134.696062] r4:c5c9c3c0 [ 134.698609] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.705756] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000d r4:0000000d [ 134.713516] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.721094] Exception stack(0xc6227fa8 to 0xc6227ff0) [ 134.726160] 7fa0: 0000000d 0000000d 00000001 b6e8c000 0000000d 00000000 [ 134.734348] 7fc0: 0000000d 0000000d b6fd3e00 00000004 00000001 00000000 00020000 be959a54 [ 134.742534] 7fe0: 00000004 be959788 b6f3e4cf b6ec47e6 [ 134.747600] Code: eff141e0 eff14200 eff14220 eff14240 (e1a0c00d) [ 134.753707] ---[ end trace 3e1bb876e0124d59 ]--- # Segmentation fault # [ 134.299238] lkdtm: Performing direct entry EXEC_KMALLOC # [ 134.306480] lkdtm: attempting ok execution at c0c2f190 # [ 134.314404] lkdtm: attempting bad execution at c6498480 # [ 134.322283] 8<--- cut here --- # [ 134.328150] Unable to handle kernel paging request at virtual address c6498480 # [ 134.337284] pgd = 26428199 # [ 134.342072] [c6498480] *pgd=1641141e(bad) # [ 134.348865] Internal error: Oops: 8000000d [#5] SMP ARM # [ 134.356428] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 134.388134] CPU: 1 PID: 1925 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 134.398297] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.406566] PC is at 0xc6498480 # [ 134.411967] LR is at execute_location+0xa4/0xb4 # [ 134.419003] pc : [] lr : [] psr: 600e0013 # [ 134.427264] sp : c6227e30 ip : c6227d38 fp : c6227e4c # [ 134.434397] r10: 0000000d r9 : c1ad05b4 r8 : c15e8544 # [ 134.441529] r7 : c6227f60 r6 : 00000001 r5 : c6498480 r4 : c0c2f190 # [ 134.449963] r3 : 87f276c2 r2 : 87f276c2 r1 : ef7965e0 r0 : 0000002b # [ 134.458400] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 134.467615] Control: 10c5387d Table: 167b004a DAC: 00000051 # [ 134.475356] Process cat (pid: 1925, stack limit = 0x186327ce) # [ 134.483095] Stack: (0xc6227e30 to 0xc6228000) # [ 134.489452] 7e20: c6498480 c5e16000 0000000d c6227f60 # [ 134.498580] 7e40: c6227e64 c6227e50 c0c2f1e0 c138d3b4 00000021 c5e16000 c6227e74 c6227e68 # [ 134.506770] 7e60: c0c2e420 c0c2f1b4 c6227e9c c6227e78 c0c2e920 c0c2e400 c0c2e800 c5c9c3c0 # [ 134.514958] 7e80: b6e8c000 0000000d c309b300 c6227f60 c6227ec4 c6227ea0 c07f5a58 c0c2e80c # [ 134.523145] 7ea0: 00000000 c5c9c3c0 b6e8c000 c2816000 c6227f60 c07f59f4 c6227f5c c6227ec8 # [ 134.531336] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6226000 # [ 134.539523] 7ee0: b6e8c000 00020000 00000004 0000000d 0001fff3 c6227ee0 00000001 b6e8b000 # [ 134.547711] 7f00: c5d2b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 134.555901] 7f20: 00000000 00000000 c13a2c10 87f276c2 c205cb60 c5c9c3c0 c5c9c3c0 c6226000 # [ 134.564089] 7f40: b6e8c000 00000000 00000000 00000004 c6227f94 c6227f60 c0598c84 c05985f0 # [ 134.572279] 7f60: 00000000 00000000 c6227fac 87f276c2 0000000d 0000000d b6fd3e00 00000004 # [ 134.580467] 7f80: c03002e4 c6226000 c6227fa4 c6227f98 c0598d14 c0598c1c 00000000 c6227fa8 # [ 134.588654] 7fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e8c000 0000000d 00000000 # [ 134.596843] 7fc0: 0000000d 0000000d b6fd3e00 00000004 00000001 00000000 00020000 be959a54 # [ 134.605032] 7fe0: 00000004 be959788 b6f3e4cf b6ec47e6 800e0030 00000001 00000000 00000000 # [ 134.613213] Backtrace: # [ 134.615693] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 134.624142] r7:c6227f60 r6:0000000d r5:c5e16000 r4:c6498480 # [ 134.629819] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.638177] r5:c5e16000 r4:00000021 # [ 134.641769] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.649791] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.657720] r9:c6227f60 r8:c309b300 r7:0000000d r6:b6e8c000 r5:c5c9c3c0 r4:c0c2e800 # [ 134.665482] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.673326] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6e8c000 r5:c5c9c3c0 r4:00000000 # [ 134.681082] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.688228] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6226000 r5:c5c9c3c0 # [ 134.696062] r4:c5c9c3c0 # [ 134.698609] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.705756] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000d r4:0000000d # [ 134.713516] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.721094] Exception stack(0xc6227fa8 to 0xc6227ff0) # [ 134.726160] 7fa0: 0000000d 0000000d 00000001 b6e8c000 0000000d 000[ 135.268027] lkdtm: Performing direct entry EXEC_VMALLOC 00000 # [ 134.734348] 7fc0: 000[ 135.275932] lkdtm: attempting ok execution at c0c2f190 0000d 0000000d b6fd3e00 00000[0 0135.283773] lkdtm: attempting bad execution at f096c000 4 00000001 00000000 00020000 be95[ 135.291682] 8<--- cut here --- 9a54 # [ 134.742534] 7fe0: 0000[ 135.297575] Unable to handle kernel paging request at virtual address f096c000 0004 be959788 b6f3e4cf b6ec47e6 [ 135.307672] pgd = c52b6ea6 # [ 134.747600] Code: eff141e0 e[ 135.313178] [f096c000] *pgd=1294b811, *pte=4b84065f, *ppte=4b84045f ff14200 eff14220 eff14240 (e1a0c0[ 135.322357] Internal error: Oops: 8000000f [#6] SMP ARM 0d) # [ 134.753707] ---[ end t[ 135.330400] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 race 3e1bb876e0124d5[9 ]1-3-5-.362104] CPU: 2 PID: 2002 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # EXEC_KMALL[O C :1 3m5i.s3s72i098] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) g 'call trace:': [FAIL][ n o1t35.380541] PC is at 0xf096c000 ok 32 selftests: lkdtm: EXEC[_ K 135.386114] LR is at execute_location+0xa4/0xb4 ALLOC.sh # exit[= 1 1 3#5 .s3e9l237] pc : [] lr : [] psr: 600e0013 ftests: lkdt[m : 1E3X5E.C4_0V1M497] sp : c60cfe30 ip : c60cfd38 fp : c60cfe4c LLOC.sh [ 135.408630] r10: 0000000d r9 : c1ad05c4 r8 : c15e8544 [ 135.414636] r7 : c60cff60 r6 : 00000001 r5 : f096c000 r4 : c0c2f190 [ 135.421172] r3 : ec6d42d9 r2 : ec6d42d9 r1 : ef7ab5e0 r0 : 0000002b [ 135.427709] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 135.434855] Control: 10c5387d Table: 1641804a DAC: 00000051 [ 135.440612] Process cat (pid: 2002, stack limit = 0x1f4b026c) [ 135.446367] Stack: (0xc60cfe30 to 0xc60d0000) [ 135.450736] fe20: f096c000 c5c7d000 0000000d c60cff60 [ 135.458926] fe40: c60cfe64 c60cfe50 c0c2f214 c138d3b4 00000022 c5c7d000 c60cfe74 c60cfe68 [ 135.467114] fe60: c0c2e420 c0c2f1f8 c60cfe9c c60cfe78 c0c2e920 c0c2e400 c0c2e800 c5a0e3c0 [ 135.475303] fe80: b6e50000 0000000d c309b300 c60cff60 c60cfec4 c60cfea0 c07f5a58 c0c2e80c [ 135.483491] fea0: 00000000 c5a0e3c0 b6e50000 c2816000 c60cff60 c07f59f4 c60cff5c c60cfec8 [ 135.491681] fec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c60ce000 [ 135.499869] fee0: b6e50000 00020000 00000004 0000000d 0001fff3 c60cfee0 00000001 b6e4f000 [ 135.508058] ff00: c5a492c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 135.516246] ff20: 00000000 00000000 c13a2c10 ec6d42d9 c205cb60 c5a0e3c0 c5a0e3c0 c60ce000 [ 135.524435] ff40: b6e50000 00000000 00000000 00000004 c60cff94 c60cff60 c0598c84 c05985f0 [ 135.532624] ff60: 00000000 00000000 c60cffac ec6d42d9 0000000d 0000000d b6f97e00 00000004 [ 135.540812] ff80: c03002e4 c60ce000 c60cffa4 c60cff98 c0598d14 c0598c1c 00000000 c60cffa8 [ 135.549000] ffa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e50000 0000000d 00000000 [ 135.557190] ffc0: 0000000d 0000000d b6f97e00 00000004 00000001 00000000 00020000 bef13a54 [ 135.565377] ffe0: 00000004 bef13788 b6f024cf b6e887e6 800e0030 00000001 00000000 00000000 [ 135.573558] Backtrace: [ 135.576039] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 135.584489] r7:c60cff60 r6:0000000d r5:c5c7d000 r4:f096c000 [ 135.590168] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.598527] r5:c5c7d000 r4:00000022 [ 135.602119] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.610143] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.618072] r9:c60cff60 r8:c309b300 r7:0000000d r6:b6e50000 r5:c5a0e3c0 r4:c0c2e800 [ 135.625835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.633677] r9:c07f59f4 r8:c60cff60 r7:c2816000 r6:b6e50000 r5:c5a0e3c0 r4:00000000 [ 135.641432] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.648581] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c60ce000 r5:c5a0e3c0 [ 135.656419] r4:c5a0e3c0 [ 135.658970] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.666118] r9:c60ce000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000d r4:0000000d [ 135.673878] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.681457] Exception stack(0xc60cffa8 to 0xc60cfff0) [ 135.686522] ffa0: 0000000d 0000000d 00000001 b6e50000 0000000d 00000000 [ 135.694712] ffc0: 0000000d 0000000d b6f97e00 00000004 00000001 00000000 00020000 bef13a54 [ 135.702898] ffe0: 00000004 bef13788 b6f024cf b6e887e6 [ 135.707969] Code: bad PC value [ 135.711135] ---[ end trace 3e1bb876e0124d5a ]--- # Segmentation fault # [ 135.268027] lkdtm: Performing direct entry EXEC_VMALLOC # [ 135.275932] lkdtm: attempting ok execution at c0c2f190 # [ 135.283773] lkdtm: attempting bad execution at f096c000 # [ 135.291682] 8<--- cut here --- # [ 135.297575] Unable to handle kernel paging request at virtual address f096c000 # [ 135.307672] pgd = c52b6ea6 # [ 135.313178] [f096c000] *pgd=1294b811, *pte=4b84065f, *ppte=4b84045f # [ 135.322357] Internal error: Oops: 8000000f [#6] SMP ARM # [ 135.330400] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 135.362104] CPU: 2 PID: 2002 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 135.372098] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.380541] PC is at 0xf096c000 # [ 135.386114] LR is at execute_location+0xa4/0xb4 # [ 135.393237] pc : [] lr : [] psr: 600e0013 # [ 135.401497] sp : c60cfe30 ip : c60cfd38 fp : c60cfe4c # [ 135.408630] r10: 0000000d r9 : c1ad05c4 r8 : c15e8544 # [ 135.414636] r7 : c60cff60 r6 : 00000001 r5 : f096c000 r4 : c0c2f190 # [ 135.421172] r3 : ec6d42d9 r2 : ec6d42d9 r1 : ef7ab5e0 r0 : 0000002b # [ 135.427709] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 135.434855] Control: 10c5387d Table: 1641804a DAC: 00000051 # [ 135.440612] Process cat (pid: 2002, stack limit = 0x1f4b026c) # [ 135.446367] Stack: (0xc60cfe30 to 0xc60d0000) # [ 135.450736] fe20: f096c000 c5c7d000 0000000d c60cff60 # [ 135.458926] fe40: c60cfe64 c60cfe50 c0c2f214 c138d3b4 00000022 c5c7d000 c60cfe74 c60cfe68 # [ 135.467114] fe60: c0c2e420 c0c2f1f8 c60cfe9c c60cfe78 c0c2e920 c0c2e400 c0c2e800 c5a0e3c0 # [ 135.475303] fe80: b6e50000 0000000d c309b300 c60cff60 c60cfec4 c60cfea0 c07f5a58 c0c2e80c # [ 135.483491] fea0: 00000000 c5a0e3c0 b6e50000 c2816000 c60cff60 c07f59f4 c60cff5c c60cfec8 # [ 135.491681] fec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c60ce000 # [ 135.499869] fee0: b6e50000 00020000 00000004 0000000d 0001fff3 c60cfee0 00000001 b6e4f000 # [ 135.508058] ff00: c5a492c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 135.516246] ff20: 00000000 00000000 c13a2c10 ec6d42d9 c205cb60 c5a0e3c0 c5a0e3c0 c60ce000 # [ 135.524435] ff40: b6e50000 00000000 00000000 00000004 c60cff94 c60cff60 c0598c84 c05985f0 # [ 135.532624] ff60: 00000000 00000000 c60cffac ec6d42d9 0000000d 0000000d b6f97e00 00000004 # [ 135.540812] ff80: c03002e4 c60ce000 c60cffa4 c60cff98 c0598d14 c0598c1c 00000000 c60cffa8 # [ 135.549000] ffa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e50000 0000000d 00000000 # [ 135.557190] ffc0: 0000000d 0000000d b6f97e00 00000004 00000001 00000000 00020000 bef13a54 # [ 135.565377] ffe0: 00000004 bef13788 b6f024cf b6e887e6 800e0030 00000001 00000000 00000000 # [ 135.573558] Backtrace: # [ 135.576039] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 135.584489] r7:c60cff60 r6:0000000d r5:c5c7d000 r4:f096c000 # [ 135.590168] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.598527] r5:c5c7d000 r4:00000022 # [ 135.602119] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.610143] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.618072] r9:c60cff60 r8:c309b300 r7:0000000d r6:b6e50000 r5:c5a0e3c0 r4:c0c2e800 # [ 135.625835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.633677] r9:c07f59f4 r8:c60cff60 r7:c2816000 r6:b6e50000 r5:c5a0e3c0 r4:00000000 # [ 135.641432] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.648581] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c60ce000 r5:c5a0e3c0 # [ 135.656419] r4:c5a0e3c0 # [ 135.658970] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.666118] r9:c60ce000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000d r4:0000000d # [ 135.673878] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.681457] Exception stack(0xc60cffa8 to 0xc60cfff0) # [[ 136.223719] lkdtm: Performing direct entry EXEC_RODATA 135.686522] ffa0: [ 136.231105] lkdtm: attempting ok execution at c0c2f190 0000000d 0000000d 00000001 b[ 136.239086] lkdtm: attempting bad execution at c15e87e0 6e50000 0000000d 00000000 # [ 1[ 136.247162] 8<--- cut here --- 35.694712] ffc0[: 0103060.02050039] Unable to handle kernel paging request at virtual address c15e87e0 d 0000000d b6f97[e 0 01 3060.02062257] pgd = ea547227 004 00000001 00000000 00020000 [b 136.267046] [c15e87e0] *pgd=1141941e(bad) ef13a54 # [ 135.702898[] f1f36.273752] Internal error: Oops: 8000000d [#7] SMP ARM 0: 00000004 bef13788 b6f024cf b6e[ 136.281401] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 887e6 # [ 135.707969] [C o d1e36.313105] CPU: 3 PID: 2079 Comm: cat Tainted: G D W 5.10.145-cip17 #1 bad PC valu[e 1#3 6[. 32 31230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 5.711135] ---[ end trace 3e1[b b36.331629] PC is at lkdtm_rodata_do_nothing+0x0/0x10 876e0124d5a ]--- # EXEC[_ V M1A36.339192] LR is at execute_location+0xa4/0xb4 LOC: missing [' c a1l3l6 .t3r4a6c45] pc : [] lr : [] psr: 600e0013 e:': [FAIL] [n o t1 3o6k. 33534 19] sp : c59f7e38 ip : c59f7d40 fp : c59f7e54 selftests: lk[d t m1:3 6E.X36E1C452] r10: 0000000c r9 : c1ad05d4 r8 : c15e8544 VMALLOC.sh # ex[i t =1136 .#3 6s585] r7 : c59f7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f190 elftests: lkdt[m : 1E3X6E.C3_7R7106] r3 : dcfbf453 r2 : dcfbf453 r1 : ef7c05e0 r0 : 0000002b DATA.sh [ 136.385630] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 136.393542] Control: 10c5387d Table: 1677c04a DAC: 00000051 [ 136.399297] Process cat (pid: 2079, stack limit = 0x5dfb1696) [ 136.405053] Stack: (0xc59f7e38 to 0xc59f8000) [ 136.409420] 7e20: 00000023 c5d4c000 [ 136.417609] 7e40: 0000000c c59f7f60 c59f7e64 c59f7e58 c138d634 c138d3b4 c59f7e74 c59f7e68 [ 136.425799] 7e60: c0c2e420 c138d61c c59f7e9c c59f7e78 c0c2e920 c0c2e400 c0c2e800 c5d2b2c0 [ 136.433987] 7e80: b6dc3000 0000000c c309b300 c59f7f60 c59f7ec4 c59f7ea0 c07f5a58 c0c2e80c [ 136.442175] 7ea0: 00000000 c5d2b2c0 b6dc3000 c2816000 c59f7f60 c07f59f4 c59f7f5c c59f7ec8 [ 136.450365] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c59f6000 [ 136.458554] 7ee0: b6dc3000 00020000 00000004 0000000c 0001fff4 c59f7ee0 00000001 b6dc2000 [ 136.466742] 7f00: c5c9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 136.474934] 7f20: 00000000 00000000 c13a2c10 dcfbf453 c205cb60 c5d2b2c0 c5d2b2c0 c59f6000 [ 136.483123] 7f40: b6dc3000 00000000 00000000 00000004 c59f7f94 c59f7f60 c0598c84 c05985f0 [ 136.491313] 7f60: 00000000 00000000 c59f7fac dcfbf453 0000000c 0000000c b6f0ae00 00000004 [ 136.499502] 7f80: c03002e4 c59f6000 c59f7fa4 c59f7f98 c0598d14 c0598c1c 00000000 c59f7fa8 [ 136.507690] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 [ 136.515879] 7fc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 bee22a54 [ 136.524066] 7fe0: 00000004 bee22788 b6e754cf b6dfb7e6 800e0030 00000001 00000000 00000000 [ 136.532247] Backtrace: [ 136.534718] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 136.543082] r7:c59f7f60 r6:0000000c r5:c5d4c000 r4:00000023 [ 136.548763] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.557043] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.565066] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.572993] r9:c59f7f60 r8:c309b300 r7:0000000c r6:b6dc3000 r5:c5d2b2c0 r4:c0c2e800 [ 136.580754] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.588596] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6dc3000 r5:c5d2b2c0 r4:00000000 [ 136.596351] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.603497] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c59f6000 r5:c5d2b2c0 [ 136.611334] r4:c5d2b2c0 [ 136.613880] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.621027] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000000c r4:0000000c [ 136.628785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.636360] Exception stack(0xc59f7fa8 to 0xc59f7ff0) [ 136.641422] 7fa0: 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 [ 136.649610] 7fc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 bee22a54 [ 136.657795] 7fe0: 00000004 bee22788 b6e754cf b6dfb7e6 [ 136.662859] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 136.668969] ---[ end trace 3e1bb876e0124d5b ]--- # Segmentation fault # [ 136.223719] lkdtm: Performing direct entry EXEC_RODATA # [ 136.231105] lkdtm: attempting ok execution at c0c2f190 # [ 136.239086] lkdtm: attempting bad execution at c15e87e0 # [ 136.247162] 8<--- cut here --- # [ 136.253039] Unable to handle kernel paging request at virtual address c15e87e0 # [ 136.262257] pgd = ea547227 # [ 136.267046] [c15e87e0] *pgd=1141941e(bad) # [ 136.273752] Internal error: Oops: 8000000d [#7] SMP ARM # [ 136.281401] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 136.313105] CPU: 3 PID: 2079 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 136.323270] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.331629] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 136.339192] LR is at execute_location+0xa4/0xb4 # [ 136.346145] pc : [] lr : [] psr: 600e0013 # [ 136.354319] sp : c59f7e38 ip : c59f7d40 fp : c59f7e54 # [ 136.361452] r10: 0000000c r9 : c1ad05d4 r8 : c15e8544 # [ 136.368585] r7 : c59f7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f190 # [ 136.377106] r3 : dcfbf453 r2 : dcfbf453 r1 : ef7c05e0 r0 : 0000002b # [ 136.385630] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 136.393542] Control: 10c5387d Table: 1677c04a DAC: 00000051 # [ 136.399297] Process cat (pid: 2079, stack limit = 0x5dfb1696) # [ 136.405053] Stack: (0xc59f7e38 to 0xc59f8000) # [ 136.409420] 7e20: 00000023 c5d4c000 # [ 136.417609] 7e40: 0000000c c59f7f60 c59f7e64 c59f7e58 c138d634 c138d3b4 c59f7e74 c59f7e68 # [ 136.425799] 7e60: c0c2e420 c138d61c c59f7e9c c59f7e78 c0c2e920 c0c2e400 c0c2e800 c5d2b2c0 # [ 136.433987] 7e80: b6dc3000 0000000c c309b300 c59f7f60 c59f7ec4 c59f7ea0 c07f5a58 c0c2e80c # [ 136.442175] 7ea0: 00000000 c5d2b2c0 b6dc3000 c2816000 c59f7f60 c07f59f4 c59f7f5c c59f7ec8 # [ 136.450365] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c59f6000 # [ 136.458554] 7ee0: b6dc3000 00020000 00000004 0000000c 0001fff4 c59f7ee0 00000001 b6dc2000 # [ 136.466742] 7f00: c5c9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 136.474934] 7f20: 00000000 00000000 c13a2c10 dcfbf453 c205cb60 c5d2b2c0 c5d2b2c0 c59f6000 # [ 136.483123] 7f40: b6dc3000 00000000 00000000 00000004 c59f7f94 c59f7f60 c0598c84 c05985f0 # [ 136.491313] 7f60: 00000000 00000000 c59f7fac dcfbf453 0000000c 0000000c b6f0ae00 00000004 # [ 136.499502] 7f80: c03002e4 c59f6000 c59f7fa4 c59f7f98 c0598d14 c0598c1c 00000000 c59f7fa8 # [ 136.507690] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6dc3000 0000000c 00000000 # [ 136.515879] 7fc0: 0000000c 0000000c b6f0ae00 00000004 00000001 00000000 00020000 bee22a54 # [ 136.524066] 7fe0: 00000004 bee22788 b6e754cf b6dfb7e6 800e0030 00000001 00000000 00000000 # [ 136.532247] Backtrace: # [ 136.534718] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 136.543082] r7:c59f7f60 r6:0000000c r5:c5d4c000 r4:00000023 # [ 136.548763] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.557043] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.565066] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.572993] r9:c59f7f60 r8:c309b300 r7:0000000c r6:b6dc3000 r5:c5d2b2c0 r4:c0c2e800 # [ 136.580754] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.588596] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6dc3000 r5:c5d2b2c0 r4:00000000 # [ 136.596351] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.603497] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c59f6000 r5:c5d2b2c0 # [ 136.611334] r4:c5d2b2c0 # [ 136.613880] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.621027] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000000c r4:0000000c # [ 136.628785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.636360] Exception stack(0xc59f7fa8 to 0xc59f7ff0) # [ 136.641422] 7fa0: 0000000c 0000000c 00000001 b6dc3000 00[ 137.166578] lkdtm: Performing direct entry EXEC_USERSPACE 00000c 00000000 # [ 136.649610][ 137.173255] lkdtm: attempting ok execution at c0c2f190 7fc0: 0000000c 0000000c b6f0ae00[ 137.181374] lkdtm: attempting bad execution at b6f24000 00000004 00000001 00000000 00020[ 137.189441] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f24000 [ 137.199398] Internal error: : b [#8] SMP ARM [ 137.203679] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 137.232758] CPU: 0 PID: 2155 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 137.240508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.247048] PC is at 0xb6f24000 [ 137.250211] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 137.255098] pc : [] lr : [] psr: 600e0013 [ 137.261372] sp : c59f7e48 ip : c59f7d50 fp : c59f7e64 [ 137.266603] r10: 0000000f r9 : c1ad05e0 r8 : c15e8544 [ 137.271835] r7 : c59f7f60 r6 : 0000000f r5 : c63d9000 r4 : b6f24000 [ 137.278370] r3 : 1d0f2875 r2 : 1d0f2875 r1 : ef7815e0 r0 : 0000002b [ 137.284906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 137.292049] Control: 10c5387d Table: 1675804a DAC: 00000051 [ 137.297806] Process cat (pid: 2155, stack limit = 0x5dfb1696) [ 137.303559] Stack: (0xc59f7e48 to 0xc59f8000) [ 137.307929] 7e40: 00000001 00000000 0000000f 00000024 c59f7e74 c59f7e68 [ 137.316118] 7e60: c0c2e420 c0c2f22c c59f7e9c c59f7e78 c0c2e920 c0c2e400 c0c2e800 c608ec80 [ 137.324307] 7e80: b6dde000 0000000f c309b300 c59f7f60 c59f7ec4 c59f7ea0 c07f5a58 c0c2e80c [ 137.332495] 7ea0: 00000000 c608ec80 b6dde000 c2816000 c59f7f60 c07f59f4 c59f7f5c c59f7ec8 [ 137.340683] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c59f6000 [ 137.348871] 7ee0: b6dde000 00020000 00000004 0000000f 0001fff1 c59f7ee0 00000001 b6ddd000 [ 137.357058] 7f00: c5a0ef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 137.365247] 7f20: 00000000 00000000 c13a2c10 1d0f2875 c205cb60 c608ec80 c608ec80 c59f6000 [ 137.373434] 7f40: b6dde000 00000000 00000000 00000004 c59f7f94 c59f7f60 c0598c84 c05985f0 [ 137.381622] 7f60: 00000000 00000000 c59f7fac 1d0f2875 0000000f 0000000f b6f25e00 00000004 [ 137.389810] 7f80: c03002e4 c59f6000 c59f7fa4 c59f7f98 c0598d14 c0598c1c 00000000 c59f7fa8 [ 137.397998] 7fa0: c03000c0 c0598d08 0000000f 0000000f 00000001 b6dde000 0000000f 00000000 [ 137.406186] 7fc0: 0000000f 0000000f b6f25e00 00000004 00000001 00000000 00020000 bed16a54 [ 137.414374] 7fe0: 00000004 bed16788 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 [ 137.422555] Backtrace: [ 137.425029] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.433560] r4:00000024 [ 137.436112] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.444136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.452065] r9:c59f7f60 r8:c309b300 r7:0000000f r6:b6dde000 r5:c608ec80 r4:c0c2e800 [ 137.459826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.467668] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6dde000 r5:c608ec80 r4:00000000 [ 137.475424] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.482571] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c59f6000 r5:c608ec80 [ 137.490407] r4:c608ec80 [ 137.492953] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.500099] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000000f r4:0000000f [ 137.507856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.515431] Exception stack(0xc59f7fa8 to 0xc59f7ff0) [ 137.520492] 7fa0: 0000000f 0000000f 00000001 b6dde000 0000000f 00000000 [ 137.528680] 7fc0: 0000000f 0000000f b6f25e00 00000004 00000001 00000000 00020000 bed16a54 [ 137.536865] 7fe0: 00000004 bed16788 b6e904cf b6e167e6 [ 137.541930] Code: bad PC value [ 137.545000] ---[ end trace 3e1bb876e0124d5c ]--- 000 bee22a54 # [ 136.657795] 7fe0: 00000004 bee22788 b6e754cf b6dfb7e6 # [ 136.662859] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 136.668969] ---[ end trace 3e1bb876e0124d5b ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 137.166578] lkdtm: Performing direct entry EXEC_USERSPACE # [ 137.173255] lkdtm: attempting ok execution at c0c2f190 # [ 137.181374] lkdtm: attempting bad execution at b6f24000 # [ 137.189441] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f24000 # [ 137.199398] Internal error: : b [#8] SMP ARM # [ 137.203679] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 137.232758] CPU: 0 PID: 2155 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 137.240508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.247048] PC is at 0xb6f24000 # [ 137.250211] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 137.255098] pc : [] lr : [] psr: 600e0013 # [ 137.261372] sp : c59f7e48 ip : c59f7d50 fp : c59f7e64 # [ 137.266603] r10: 0000000f r9 : c1ad05e0 r8 : c15e8544 # [ 137.271835] r7 : c59f7f60 r6 : 0000000f r5 : c63d9000 r4 : b6f24000 # [ 137.278370] r3 : 1d0f2875 r2 : 1d0f2875 r1 : ef7815e0 r0 : 0000002b # [ 137.284906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 137.292049] Control: 10c5387d Table: 1675804a DAC: 00000051 # [ 137.297806] Process cat (pid: 2155, stack limit = 0x5dfb1696) # [ 137.303559] Stack: (0xc59f7e48 to 0xc59f8000) # [ 137.307929] 7e40: 00000001 00000000 0000000f 00000024 c59f7e74 c59f7e68 # [ 137.316118] 7e60: c0c2e420 c0c2f22c c59f7e9c c59f7e78 c0c2e920 c0c2e400 c0c2e800 c608ec80 # [ 137.324307] 7e80: b6dde000 0000000f c309b300 c59f7f60 c59f7ec4 c59f7ea0 c07f5a58 c0c2e80c # [ 137.332495] 7ea0: 00000000 c608ec80 b6dde000 c2816000 c59f7f60 c07f59f4 c59f7f5c c59f7ec8 # [ 137.340683] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c59f6000 # [ 137.348871] 7ee0: b6dde000 00020000 00000004 0000000f 0001fff1 c59f7ee0 00000001 b6ddd000 # [ 137.357058] 7f00: c5a0ef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 137.365247] 7f20: 00000000 00000000 c13a2c10 1d0f2875 c205cb60 c608ec80 c608ec80 c59f6000 # [ 137.373434] 7f40: b6dde000 00000000 00000000 00000004 c59f7f94 c59f7f60 c0598c84 c05985f0 # [ 137.381622] 7f60: 00000000 00000000 c59f7fac 1d0f2875 0000000f 0000000f b6f25e00 00000004 # [ 137.389810] 7f80: c03002e4 c59f6000 c59f7fa4 c59f7f98 c0598d14 c0598c1c 00000000 c59f7fa8 # [ 137.397998] 7fa0: c03000c0 c0598d08 0000000f 0000000f 00000001 b6dde000 0000000f 00000000 # [ 137.406186] 7fc0: 0000000f 0000000f b6f25e00 00000004 00000001 00000000 00020000 bed16a54 # [ 137.414374] 7fe0: 00000004 bed16788 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 # [ 137.422555] Backtrace: # [ 137.425029] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.433560] r4:00000024 # [ 137.436112] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.444136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.452065] r9:c59f7f60 r8:c309b300 r7:0000000f r6:b6dde000 r5:c608ec80 r4:c0c2e800 # [ 137.459826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.467668] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6dde000 r5:c608ec80 r4:00000000 # [ 137.475424] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.482571] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c59f6000 r5:c608ec80 # [ 137.490407] r4:c608ec80 # [ 137.492953] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.500099] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000000f r4:0000000f # [ 137.507856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.515431] Exception stack(0xc59f7fa8 to 0xc59f7ff0) # [ 137.520492] 7fa0: 0000000f 0000000f 00000001 b6dde000 0000000f 00000000 # [ 137.528680] 7fc0: 0000000f 0000000f b6f25e00 00000004 00000001 00000000 00020000 bed16a54 # [ 137.536865] 7fe0: 00000004 bed16788 b6e904cf b6e167e6 # [ 137.541930] Code: bad PC value # [ 137.545000] ---[ end trace 3e1bb876e0124d5c ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh [ 138.103406] lkdtm: Performing direct entry EXEC_NULL [ 138.108465] lkdtm: attempting ok execution at c0c2f190 [ 138.113619] lkdtm: attempting bad execution at 00000000 [ 138.118913] 8<--- cut here --- [ 138.121987] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 138.130187] pgd = 4ee3bd2d [ 138.132912] [00000000] *pgd=00000000 [ 138.136559] Internal error: Oops: 80000005 [#9] SMP ARM [ 138.141796] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 138.170878] CPU: 0 PID: 2226 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 138.178628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.185167] PC is at 0x0 [ 138.187718] LR is at execute_location+0xa4/0xb4 [ 138.192257] pc : [<00000000>] lr : [] psr: 600e0013 [ 138.198531] sp : c642be38 ip : c642bd40 fp : c642be54 [ 138.203763] r10: 0000000a r9 : c1ad05f0 r8 : c15e8544 [ 138.208995] r7 : c642bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2f190 [ 138.215530] r3 : 2c0a1418 r2 : 2c0a1418 r1 : ef7815e0 r0 : 0000002b [ 138.222067] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 138.229211] Control: 10c5387d Table: 1640804a DAC: 00000051 [ 138.234966] Process cat (pid: 2226, stack limit = 0x9b416626) [ 138.240720] Stack: (0xc642be38 to 0xc642c000) [ 138.245087] be20: 00000025 c649e000 [ 138.253276] be40: 0000000a c642bf60 c642be64 c642be58 c138d658 c138d3b4 c642be74 c642be68 [ 138.261464] be60: c0c2e420 c138d644 c642be9c c642be78 c0c2e920 c0c2e400 c0c2e800 c61597c0 [ 138.269652] be80: b6e96000 0000000a c309b300 c642bf60 c642bec4 c642bea0 c07f5a58 c0c2e80c [ 138.277841] bea0: 00000000 c61597c0 b6e96000 c2816000 c642bf60 c07f59f4 c642bf5c c642bec8 [ 138.286029] bec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c642a000 [ 138.294216] bee0: b6e96000 00020000 00000004 0000000a 0001fff6 c642bee0 00000001 b6e95000 [ 138.302404] bf00: c5a0e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 138.310593] bf20: 00000000 00000000 c13a2c10 2c0a1418 c205cb60 c61597c0 c61597c0 c642a000 [ 138.318781] bf40: b6e96000 00000000 00000000 00000004 c642bf94 c642bf60 c0598c84 c05985f0 [ 138.326970] bf60: 00000000 00000000 c642bfac 2c0a1418 0000000a 0000000a b6fdde00 00000004 [ 138.335159] bf80: c03002e4 c642a000 c642bfa4 c642bf98 c0598d14 c0598c1c 00000000 c642bfa8 [ 138.343346] bfa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e96000 0000000a 00000000 [ 138.351535] bfc0: 0000000a 0000000a b6fdde00 00000004 00000001 00000000 00020000 bece8a54 [ 138.359722] bfe0: 00000004 bece8788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 [ 138.367903] Backtrace: [ 138.370373] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 138.378562] r7:c642bf60 r6:0000000a r5:c649e000 r4:00000025 [ 138.384243] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.392351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.400372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.408300] r9:c642bf60 r8:c309b300 r7:0000000a r6:b6e96000 r5:c61597c0 r4:c0c2e800 [ 138.416061] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.423904] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e96000 r5:c61597c0 r4:00000000 [ 138.431658] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.438805] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c642a000 r5:c61597c0 [ 138.446640] r4:c61597c0 [ 138.449186] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.456331] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:0000000a r4:0000000a [ 138.464089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.471664] Exception stack(0xc642bfa8 to 0xc642bff0) [ 138.476726] bfa0: 0000000a 0000000a 00000001 b6e96000 0000000a 00000000 [ 138.484915] bfc0: 0000000a 0000000a b6fdde00 00000004 00000001 00000000 00020000 bece8a54 [ 138.493101] bfe0: 00000004 bece8788 b6f484cf b6ece7e6 [ 138.498167] Code: bad PC value [ 138.501288] ---[ end trace 3e1bb876e0124d5d ]--- # Segmentation fault # [ 138.103406] lkdtm: Performing direct entry EXEC_NULL # [ 138.108465] lkdtm: attempting ok execution at c0c2f190 # [ 138.113619] lkdtm: attempting bad execution at 00000000 # [ 138.118913] 8<--- cut here --- # [ 138.121987] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 138.130187] pgd = 4ee3bd2d # [ 138.132912] [00000000] *pgd=00000000 # [ 138.136559] Internal error: Oops: 80000005 [#9] SMP ARM # [ 138.141796] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 138.170878] CPU: 0 PID: 2226 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 138.178628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.185167] PC is at 0x0 # [ 138.187718] LR is at execute_location+0xa4/0xb4 # [ 138.192257] pc : [<00000000>] lr : [] psr: 600e0013 # [ 138.198531] sp : c642be38 ip : c642bd40 fp : c642be54 # [ 138.203763] r10: 0000000a r9 : c1ad05f0 r8 : c15e8544 # [ 138.208995] r7 : c642bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2f190 # [ 138.215530] r3 : 2c0a1418 r2 : 2c0a1418 r1 : ef7815e0 r0 : 0000002b # [ 138.222067] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 138.229211] Control: 10c5387d Table: 1640804a DAC: 00000051 # [ 138.234966] Process cat (pid: 2226, stack limit = 0x9b416626) # [ 138.240720] Stack: (0xc642be38 to 0xc642c000) # [ 138.245087] be20: 00000025 c649e000 # [ 138.253276] be40: 0000000a c642bf60 c642be64 c642be58 c138d658 c138d3b4 c642be74 c642be68 # [ 138.261464] be60: c0c2e420 c138d644 c642be9c c642be78 c0c2e920 c0c2e400 c0c2e800 c61597c0 # [ 138.269652] be80: b6e96000 0000000a c309b300 c642bf60 c642bec4 c642bea0 c07f5a58 c0c2e80c # [ 138.277841] bea0: 00000000 c61597c0 b6e96000 c2816000 c642bf60 c07f59f4 c642bf5c c642bec8 # [ 138.286029] bec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c642a000 # [ 138.294216] bee0: b6e96000 00020000 00000004 0000000a 0001fff6 c642bee0 00000001 b6e95000 # [ 138.302404] bf00: c5a0e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 138.310593] bf20: 00000000 00000000 c13a2c10 2c0a1418 c205cb60 c61597c0 c61597c0 c642a000 # [ 138.318781] bf40: b6e96000 00000000 00000000 00000004 c642bf94 c642bf60 c0598c84 c05985f0 # [ 138.326970] bf60: 00000000 00000000 c642bfac 2c0a1418 0000000a 0000000a b6fdde00 00000004 # [ 138.335159] bf80: c03002e4 c642a000 c642bfa4 c642bf98 c0598d14 c0598c1c 00000000 c642bfa8 # [ 138.343346] bfa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e96000 0000000a 00000000 # [ 138.351535] bfc0: 0000000a 0000000a b6fdde00 00000004 00000001 00000000 00020000 bece8a54 # [ 138.359722] bfe0: 00000004 bece8788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 # [ 138.367903] Backtrace: # [ 138.370373] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 138.378562] r7:c642bf60 r6:0000000a r5:c649e000 r4:00000025 # [ 138.384243] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.392351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.400372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.408300] r9:c642bf60 r8:c309b300 r7:0000000a r6:b6e96000 r5:c61597c0 r4:c0c2e800 # [ 138.416061] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.423904] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e96000 r5:c61597c0 r4:00000000 # [ 138.431658] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.438805] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c642a000 r5:c61597c0 # [ 138.446640] r4:c61597c0 # [ 138.449186] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.456331] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:0000000a r4:0000000a # [ 138.464089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.471664] Exception stack(0xc642bfa8 to 0xc642bff0) # [ 138.476726] bfa0: 0000000a 0000000a 00000001 b6e96000 0000000a 00000000 # [ 138.484915] bfc0: 0000000a 0000000a b6fdde00 00000004 00000001 00000000 00020000 bece8a54 # [ 138.493101] bfe0: 00000004 bece8788 b6f484cf b6ece7e6 # [ 138.498167] Code: bad PC value # [ 138.501288] ---[ end trace 3e1bb876e0124d5d ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh [ 139.092604] lkdtm: Performing direct entry ACCESS_USERSPACE [ 139.098434] lkdtm: attempting bad read at b6f6d000 [ 139.103265] 8<--- cut here --- [ 139.106336] Unhandled fault: page domain fault (0x01b) at 0xb6f6d000 [ 139.112700] pgd = 79d73757 [ 139.115413] [b6f6d000] *pgd=492f8831 [ 139.119010] Internal error: : 1b [#10] SMP ARM [ 139.123464] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 139.152541] CPU: 1 PID: 2302 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 139.160292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 139.166840] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 139.172075] LR is at 0x0 [ 139.174616] pc : [] lr : [<00000000>] psr: 600e0013 [ 139.180890] sp : c65e1e38 ip : 00000027 fp : c65e1e64 [ 139.186123] r10: 00000011 r9 : c1ad05fc r8 : c15e8544 [ 139.191356] r7 : c65e1f60 r6 : 00000051 r5 : c65e0000 r4 : b6f6d000 [ 139.197889] r3 : 3a9e4689 r2 : 3a9e4689 r1 : ef7965e4 r0 : 00000026 [ 139.204426] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 139.211570] Control: 10c5387d Table: 162d004a DAC: 00000051 [ 139.217324] Process cat (pid: 2302, stack limit = 0x30be823a) [ 139.223079] Stack: (0xc65e1e38 to 0xc65e2000) [ 139.227447] 1e20: 00000022 00000000 [ 139.235636] 1e40: 00000000 3a9e4689 c65e1e6c 00000026 c5f3a000 00000011 c65e1e74 c65e1e68 [ 139.243825] 1e60: c0c2e420 c0c2f300 c65e1e9c c65e1e78 c0c2e920 c0c2e400 c0c2e800 c5a0f040 [ 139.252013] 1e80: b6e27000 00000011 c309b300 c65e1f60 c65e1ec4 c65e1ea0 c07f5a58 c0c2e80c [ 139.260202] 1ea0: 00000000 c5a0f040 b6e27000 c2816000 c65e1f60 c07f59f4 c65e1f5c c65e1ec8 [ 139.268390] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c65e0000 [ 139.276579] 1ee0: b6e27000 00020000 00000004 00000011 0001ffef c65e1ee0 00000001 b6e26000 [ 139.284766] 1f00: c5c9c780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 139.292954] 1f20: 00000000 00000000 c13a2c10 3a9e4689 c205cb60 c5a0f040 c5a0f040 c65e0000 [ 139.301142] 1f40: b6e27000 00000000 00000000 00000004 c65e1f94 c65e1f60 c0598c84 c05985f0 [ 139.309330] 1f60: 00000000 00000000 c65e1fac 3a9e4689 00000011 00000011 b6f6ee00 00000004 [ 139.317518] 1f80: c03002e4 c65e0000 c65e1fa4 c65e1f98 c0598d14 c0598c1c 00000000 c65e1fa8 [ 139.325707] 1fa0: c03000c0 c0598d08 00000011 00000011 00000001 b6e27000 00000011 00000000 [ 139.333896] 1fc0: 00000011 00000011 b6f6ee00 00000004 00000001 00000000 00020000 bec98a54 [ 139.342084] 1fe0: 00000004 bec98788 b6ed94cf b6e5f7e6 800e0030 00000001 00000000 00000000 [ 139.350265] Backtrace: [ 139.352737] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 139.361447] r6:00000011 r5:c5f3a000 r4:00000026 [ 139.366080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 139.374103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 139.382033] r9:c65e1f60 r8:c309b300 r7:00000011 r6:b6e27000 r5:c5a0f040 r4:c0c2e800 [ 139.389794] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 139.397635] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6e27000 r5:c5a0f040 r4:00000000 [ 139.405389] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 139.412538] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c65e0000 r5:c5a0f040 [ 139.420373] r4:c5a0f040 [ 139.422920] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 139.430067] r9:c65e0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000011 r4:00000011 [ 139.437827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 139.445402] Exception stack(0xc65e1fa8 to 0xc65e1ff0) [ 139.450464] 1fa0: 00000011 00000011 00000001 b6e27000 00000011 00000000 [ 139.458653] 1fc0: 00000011 00000011 b6f6ee00 00000004 00000001 00000000 00020000 bec98a54 [ 139.466837] 1fe0: 00000004 bec98788 b6ed94cf b6e5f7e6 [ 139.471901] Code: e1a01004 e3010520 e34c01ad eb1d4cd7 (e5943000) [ 139.478008] ---[ end trace 3e1bb876e0124d5e ]--- # Segmentation fault # [ 139.092604] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 139.098434] lkdtm: attempting bad read at b6f6d000 # [ 139.103265] 8<--- cut here --- # [ 139.106336] Unhandled fault: page domain fault (0x01b) at 0xb6f6d000 # [ 139.112700] pgd = 79d73757 # [ 139.115413] [b6f6d000] *pgd=492f8831 # [ 139.119010] Internal error: : 1b [#10] SMP ARM # [ 139.123464] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 139.152541] CPU: 1 PID: 2302 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 139.160292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 139.166840] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 139.172075] LR is at 0x0 # [ 139.174616] pc : [] lr : [<00000000>] psr: 600e0013 # [ 139.180890] sp : c65e1e38 ip : 00000027 fp : c65e1e64 # [ 139.186123] r10: 00000011 r9 : c1ad05fc r8 : c15e8544 # [ 139.191356] r7 : c65e1f60 r6 : 00000051 r5 : c65e0000 r4 : b6f6d000 # [ 139.197889] r3 : 3a9e4689 r2 : 3a9e4689 r1 : ef7965e4 r0 : 00000026 # [ 139.204426] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 139.211570] Control: 10c5387d Table: 162d004a DAC: 00000051 # [ 139.217324] Process cat (pid: 2302, stack limit = 0x30be823a) # [ 139.223079] Stack: (0xc65e1e38 to 0xc65e2000) # [ 139.227447] 1e20: 00000022 00000000 # [ 139.235636] 1e40: 00000000 3a9e4689 c65e1e6c 00000026 c5f3a000 00000011 c65e1e74 c65e1e68 # [ 139.243825] 1e60: c0c2e420 c0c2f300 c65e1e9c c65e1e78 c0c2e920 c0c2e400 c0c2e800 c5a0f040 # [ 139.252013] 1e80: b6e27000 00000011 c309b300 c65e1f60 c65e1ec4 c65e1ea0 c07f5a58 c0c2e80c # [ 139.260202] 1ea0: 00000000 c5a0f040 b6e27000 c2816000 c65e1f60 c07f59f4 c65e1f5c c65e1ec8 # [ 139.268390] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c65e0000 # [ 139.276579] 1ee0: b6e27000 00020000 00000004 00000011 0001ffef c65e1ee0 00000001 b6e26000 # [ 139.284766] 1f00: c5c9c780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 139.292954] 1f20: 00000000 00000000 c13a2c10 3a9e4689 c205cb60 c5a0f040 c5a0f040 c65e0000 # [ 139.301142] 1f40: b6e27000 00000000 00000000 00000004 c65e1f94 c65e1f60 c0598c84 c05985f0 # [ 139.309330] 1f60: 00000000 00000000 c65e1fac 3a9e4689 00000011 00000011 b6f6ee00 00000004 # [ 139.317518] 1f80: c03002e4 c65e0000 c65e1fa4 c65e1f98 c0598d14 c0598c1c 00000000 c65e1fa8 # [ 139.325707] 1fa0: c03000c0 c0598d08 00000011 00000011 00000001 b6e27000 00000011 00000000 # [ 139.333896] 1fc0: 00000011 00000011 b6f6ee00 00000004 00000001 00000000 00020000 bec98a54 # [ 139.342084] 1fe0: 00000004 bec98788 b6ed94cf b6e5f7e6 800e0030 00000001 00000000 00000000 # [ 139.350265] Backtrace: # [ 139.352737] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.361447] r6:00000011 r5:c5f3a000 r4:00000026 # [ 139.366080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.374103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.382033] r9:c65e1f60 r8:c309b300 r7:00000011 r6:b6e27000 r5:c5a0f040 r4:c0c2e800 # [ 139.389794] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 139.397635] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6e27000 r5:c5a0f040 r4:00000000 # [ 139.405389] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.412538] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c65e0000 r5:c5a0f040 # [ 139.420373] r4:c5a0f040 # [ 139.422920] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.430067] r9:c65e0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000011 r4:00000011 # [ 139.437827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.445402] Exception stack(0xc65e1fa8 to 0xc65e1ff0) # [ 139.450464] 1fa0: 00000011 00000011 00000001 b6e27000 00000011 00000000 # [ 139.458653] 1fc0: 00000011 00000011 b6f6ee00 00000004 00000001 00000000 00020000 bec98a54 # [ 139.466837] 1fe0: 00000004 bec98788 b6ed94cf b6e5f7e6 # [ 139.471901] Code: e1a01004 e3010520 e34c01ad eb1d4cd7 (e5943000) # [ 139.478008] ---[ end trace 3e1bb876e0124d5e ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 140.016040] lkdtm: Performing direct entry ACCESS_NULL [ 140.021230] lkdtm: attempting bad read at 00000000 [ 140.026170] 8<--- cut here --- [ 140.029266] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 140.037550] pgd = c23c6d22 [ 140.040300] [00000000] *pgd=00000000 [ 140.043926] Internal error: Oops: 5 [#11] SMP ARM [ 140.048644] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 140.077712] CPU: 3 PID: 2377 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 140.085463] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 140.092009] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 140.096648] LR is at __irq_work_queue_local+0x40/0x74 [ 140.101707] pc : [] lr : [] psr: 600e0013 [ 140.107982] sp : c642de50 ip : c642dd58 fp : c642de64 [ 140.113214] r10: 0000000c r9 : c1ad0610 r8 : c15e8544 [ 140.118448] r7 : c642df60 r6 : 0000000c r5 : c5d4c000 r4 : 00000000 [ 140.124983] r3 : c729991c r2 : c729991c r1 : ef7c05e0 r0 : 00000026 [ 140.131520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 140.138664] Control: 10c5387d Table: 1672004a DAC: 00000051 [ 140.144421] Process cat (pid: 2377, stack limit = 0x665ee4e3) [ 140.150175] Stack: (0xc642de50 to 0xc642e000) [ 140.154545] de40: 00000027 c5d4c000 c642de74 c642de68 [ 140.162736] de60: c0c2e420 c138d668 c642de9c c642de78 c0c2e920 c0c2e400 c0c2e800 c5ba7900 [ 140.170927] de80: b6dbd000 0000000c c309b300 c642df60 c642dec4 c642dea0 c07f5a58 c0c2e80c [ 140.179117] dea0: 00000000 c5ba7900 b6dbd000 c2816000 c642df60 c07f59f4 c642df5c c642dec8 [ 140.187306] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c642c000 [ 140.195496] dee0: b6dbd000 00020000 00000004 0000000c 0001fff4 c642dee0 00000001 b6dbc000 [ 140.203684] df00: c608fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 140.211873] df20: 00000000 00000000 c13a2c10 c729991c c205cb60 c5ba7900 c5ba7900 c642c000 [ 140.220062] df40: b6dbd000 00000000 00000000 00000004 c642df94 c642df60 c0598c84 c05985f0 [ 140.228251] df60: 00000000 00000000 c642dfac c729991c 0000000c 0000000c b6f04e00 00000004 [ 140.236441] df80: c03002e4 c642c000 c642dfa4 c642df98 c0598d14 c0598c1c 00000000 c642dfa8 [ 140.244629] dfa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 [ 140.252818] dfc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beec4a54 [ 140.261006] dfe0: 00000004 beec4788 b6e6f4cf b6df57e6 800e0030 00000001 00000000 00000000 [ 140.269188] Backtrace: [ 140.271664] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 140.279939] r5:c5d4c000 r4:00000027 [ 140.283530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 140.291554] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 140.299484] r9:c642df60 r8:c309b300 r7:0000000c r6:b6dbd000 r5:c5ba7900 r4:c0c2e800 [ 140.307246] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 140.315088] r9:c07f59f4 r8:c642df60 r7:c2816000 r6:b6dbd000 r5:c5ba7900 r4:00000000 [ 140.322842] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 140.329987] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c642c000 r5:c5ba7900 [ 140.337823] r4:c5ba7900 [ 140.340370] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 140.347518] r9:c642c000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:0000000c r4:0000000c [ 140.355278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 140.362853] Exception stack(0xc642dfa8 to 0xc642dff0) [ 140.367917] dfa0: 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 [ 140.376105] dfc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beec4a54 [ 140.384289] dfe0: 00000004 beec4788 b6e6f4cf b6df57e6 [ 140.389356] Code: e3010520 e34c01ad e1a01004 ebffd438 (e5945000) [ 140.395545] ---[ end trace 3e1bb876e0124d5f ]--- # Segmentation fault # [ 140.016040] lkdtm: Performing direct entry ACCESS_NULL # [ 140.021230] lkdtm: attempting bad read at 00000000 # [ 140.026170] 8<--- cut here --- # [ 140.029266] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 140.037550] pgd = c23c6d22 # [ 140.040300] [00000000] *pgd=00000000 # [ 140.043926] Internal error: Oops: 5 [#11] SMP ARM # [ 140.048644] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 140.077712] CPU: 3 PID: 2377 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 140.085463] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 140.092009] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 140.096648] LR is at __irq_work_queue_local+0x40/0x74 # [ 140.101707] pc : [] lr : [] psr: 600e0013 # [ 140.107982] sp : c642de50 ip : c642dd58 fp : c642de64 # [ 140.113214] r10: 0000000c r9 : c1ad0610 r8 : c15e8544 # [ 140.118448] r7 : c642df60 r6 : 0000000c r5 : c5d4c000 r4 : 00000000 # [ 140.124983] r3 : c729991c r2 : c729991c r1 : ef7c05e0 r0 : 00000026 # [ 140.131520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 140.138664] Control: 10c5387d Table: 1672004a DAC: 00000051 # [ 140.144421] Process cat (pid: 2377, stack limit = 0x665ee4e3) # [ 140.150175] Stack: (0xc642de50 to 0xc642e000) # [ 140.154545] de40: 00000027 c5d4c000 c642de74 c642de68 # [ 140.162736] de60: c0c2e420 c138d668 c642de9c c642de78 c0c2e920 c0c2e400 c0c2e800 c5ba7900 # [ 140.170927] de80: b6dbd000 0000000c c309b300 c642df60 c642dec4 c642dea0 c07f5a58 c0c2e80c # [ 140.179117] dea0: 00000000 c5ba7900 b6dbd000 c2816000 c642df60 c07f59f4 c642df5c c642dec8 # [ 140.187306] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c642c000 # [ 140.195496] dee0: b6dbd000 00020000 00000004 0000000c 0001fff4 c642dee0 00000001 b6dbc000 # [ 140.203684] df00: c608fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 140.211873] df20: 00000000 00000000 c13a2c10 c729991c c205cb60 c5ba7900 c5ba7900 c642c000 # [ 140.220062] df40: b6dbd000 00000000 00000000 00000004 c642df94 c642df60 c0598c84 c05985f0 # [ 140.228251] df60: 00000000 00000000 c642dfac c729991c 0000000c 0000000c b6f04e00 00000004 # [ 140.236441] df80: c03002e4 c642c000 c642dfa4 c642df98 c0598d14 c0598c1c 00000000 c642dfa8 # [ 140.244629] dfa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 # [ 140.252818] dfc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beec4a54 # [ 140.261006] dfe0: 00000004 beec4788 b6e6f4cf b6df57e6 800e0030 00000001 00000000 00000000 # [ 140.269188] Backtrace: # [ 140.271664] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.279939] r5:c5d4c000 r4:00000027 # [ 140.283530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.291554] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.299484] r9:c642df60 r8:c309b300 r7:0000000c r6:b6dbd000 r5:c5ba7900 r4:c0c2e800 # [ 140.307246] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 140.315088] r9:c07f59f4 r8:c642df60 r7:c2816000 r6:b6dbd000 r5:c5ba7900 r4:00000000 # [ 140.322842] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.329987] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c642c000 r5:c5ba7900 # [ 140.337823] r4:c5ba7900 # [ 140.340370] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.347518] r9:c642c000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:0000000c r4:0000000c # [ 140.355278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.362853] Exception stack(0xc642dfa8 to 0xc642dff0) # [ 140.367917] dfa0: 0000000c 0000000c 00000001 b6dbd000 0000000c 00000000 # [ 140.376105] dfc0: 0000000c 0000000c b6f04e00 00000004 00000001 00000000 00020000 beec4a54 # [ 140.384289] dfe0: 00000004 beec4788 b6e6f4cf b6df57e6 # [ 140.389356] Code: e3010520 e34c01ad e1a01004 ebffd438 (e5945000) # [ 140.395545] ---[ end trace 3e1bb[ 140.941427] lkdtm: Performing direct entry WRITE_RO 876e0124d5f ]--- # ACCESS_NULL: [ 140.946852] lkdtm: attempting bad rodata write at c15e87dc missing 'call trace:': [FAIL] no[ 140.955246] 8<--- cut here --- t ok 38 selftests[: l1k4d0t.m9:1005] Unable to handle kernel paging request at virtual address c15e87dc ACCESS_NULL.sh[ # 1e4x0i.t9=71311] pgd = c23c6d22 # selftests: lkdtm: WRITE_RO.[s 140.975013] [c15e87dc] *pgd=1141941e(bad) h [ 140.981718] Internal error: Oops: 80d [#12] SMP ARM [ 140.986850] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 141.015932] CPU: 3 PID: 2451 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 141.023684] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.030231] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 141.034608] LR is at __irq_work_queue_local+0x40/0x74 [ 141.039670] pc : [] lr : [] psr: 600e0013 [ 141.045945] sp : c5d8de50 ip : c5d8dd58 fp : c5d8de64 [ 141.051176] r10: 00000009 r9 : c1ad061c r8 : c15e8544 [ 141.056409] r7 : c5d8df60 r6 : 00000009 r5 : c6610000 r4 : c15e87dc [ 141.062943] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1420 [ 141.069480] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 141.076623] Control: 10c5387d Table: 1672004a DAC: 00000051 [ 141.082377] Process cat (pid: 2451, stack limit = 0x938d760c) [ 141.088133] Stack: (0xc5d8de50 to 0xc5d8e000) [ 141.092501] de40: 00000028 c6610000 c5d8de74 c5d8de68 [ 141.100692] de60: c0c2e420 c138d468 c5d8de9c c5d8de78 c0c2e920 c0c2e400 c0c2e800 c6189540 [ 141.108882] de80: b6e11000 00000009 c309b300 c5d8df60 c5d8dec4 c5d8dea0 c07f5a58 c0c2e80c [ 141.117071] dea0: 00000000 c6189540 b6e11000 c2816000 c5d8df60 c07f59f4 c5d8df5c c5d8dec8 [ 141.125261] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c5d8c000 [ 141.133450] dee0: b6e11000 00020000 00000004 00000009 0001fff7 c5d8dee0 00000001 b6e10000 [ 141.141638] df00: c5c9c000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 141.149827] df20: 00000000 00000000 c13a2c10 aeb222f3 c205cb60 c6189540 c6189540 c5d8c000 [ 141.158017] df40: b6e11000 00000000 00000000 00000004 c5d8df94 c5d8df60 c0598c84 c05985f0 [ 141.166207] df60: 00000000 00000000 c5d8dfac aeb222f3 00000009 00000009 b6f58e00 00000004 [ 141.174397] df80: c03002e4 c5d8c000 c5d8dfa4 c5d8df98 c0598d14 c0598c1c 00000000 c5d8dfa8 [ 141.182585] dfa0: c03000c0 c0598d08 00000009 00000009 00000001 b6e11000 00000009 00000000 [ 141.190773] dfc0: 00000009 00000009 b6f58e00 00000004 00000001 00000000 00020000 be893a54 [ 141.198961] dfe0: 00000004 be893788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000 [ 141.207142] Backtrace: [ 141.209617] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 141.217630] r5:c6610000 r4:00000028 [ 141.221222] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 141.229244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 141.237173] r9:c5d8df60 r8:c309b300 r7:00000009 r6:b6e11000 r5:c6189540 r4:c0c2e800 [ 141.244935] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.252779] r9:c07f59f4 r8:c5d8df60 r7:c2816000 r6:b6e11000 r5:c6189540 r4:00000000 [ 141.260534] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.267681] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5d8c000 r5:c6189540 [ 141.275516] r4:c6189540 [ 141.278062] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.285207] r9:c5d8c000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000009 r4:00000009 [ 141.292965] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.300541] Exception stack(0xc5d8dfa8 to 0xc5d8dff0) [ 141.305602] dfa0: 00000009 00000009 00000001 b6e11000 00000009 00000000 [ 141.313790] dfc0: 00000009 00000009 b6f58e00 00000004 00000001 00000000 00020000 be893a54 [ 141.321975] dfe0: 00000004 be893788 b6ec34cf b6e497e6 [ 141.327039] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) [ 141.333146] ---[ end trace 3e1bb876e0124d60 ]--- # Segmentation fault # [ 140.941427] lkdtm: Performing direct entry WRITE_RO # [ 140.946852] lkdtm: attempting bad rodata write at c15e87dc # [ 140.955246] 8<--- cut here --- # [ 140.961005] Unable to handle kernel paging request at virtual address c15e87dc # [ 140.970311] pgd = c23c6d22 # [ 140.975013] [c15e87dc] *pgd=1141941e(bad) # [ 140.981718] Internal error: Oops: 80d [#12] SMP ARM # [ 140.986850] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 141.015932] CPU: 3 PID: 2451 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 141.023684] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.030231] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 141.034608] LR is at __irq_work_queue_local+0x40/0x74 # [ 141.039670] pc : [] lr : [] psr: 600e0013 # [ 141.045945] sp : c5d8de50 ip : c5d8dd58 fp : c5d8de64 # [ 141.051176] r10: 00000009 r9 : c1ad061c r8 : c15e8544 # [ 141.056409] r7 : c5d8df60 r6 : 00000009 r5 : c6610000 r4 : c15e87dc # [ 141.062943] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1420 # [ 141.069480] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 141.076623] Control: 10c5387d Table: 1672004a DAC: 00000051 # [ 141.082377] Process cat (pid: 2451, stack limit = 0x938d760c) # [ 141.088133] Stack: (0xc5d8de50 to 0xc5d8e000) # [ 141.092501] de40: 00000028 c6610000 c5d8de74 c5d8de68 # [ 141.100692] de60: c0c2e420 c138d468 c5d8de9c c5d8de78 c0c2e920 c0c2e400 c0c2e800 c6189540 # [ 141.108882] de80: b6e11000 00000009 c309b300 c5d8df60 c5d8dec4 c5d8dea0 c07f5a58 c0c2e80c # [ 141.117071] dea0: 00000000 c6189540 b6e11000 c2816000 c5d8df60 c07f59f4 c5d8df5c c5d8dec8 # [ 141.125261] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c5d8c000 # [ 141.133450] dee0: b6e11000 00020000 00000004 00000009 0001fff7 c5d8dee0 00000001 b6e10000 # [ 141.141638] df00: c5c9c000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 141.149827] df20: 00000000 00000000 c13a2c10 aeb222f3 c205cb60 c6189540 c6189540 c5d8c000 # [ 141.158017] df40: b6e11000 00000000 00000000 00000004 c5d8df94 c5d8df60 c0598c84 c05985f0 # [ 141.166207] df60: 00000000 00000000 c5d8dfac aeb222f3 00000009 00000009 b6f58e00 00000004 # [ 141.174397] df80: c03002e4 c5d8c000 c5d8dfa4 c5d8df98 c0598d14 c0598c1c 00000000 c5d8dfa8 # [ 141.182585] dfa0: c03000c0 c0598d08 00000009 00000009 00000001 b6e11000 00000009 00000000 # [ 141.190773] dfc0: 00000009 00000009 b6f58e00 00000004 00000001 00000000 00020000 be893a54 # [ 141.198961] dfe0: 00000004 be893788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000 # [ 141.207142] Backtrace: # [ 141.209617] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.217630] r5:c6610000 r4:00000028 # [ 141.221222] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.229244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.237173] r9:c5d8df60 r8:c309b300 r7:00000009 r6:b6e11000 r5:c6189540 r4:c0c2e800 # [ 141.244935] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.252779] r9:c07f59f4 r8:c5d8df60 r7:c2816000 r6:b6e11000 r5:c6189540 r4:00000000 # [ 141.260534] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.267681] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5d8c000 r5:c6189540 # [ 141.275516] r4:c6189540 # [ 141.278062] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.285207] r9:c5d8c000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000009 r4:00000009 # [ 141.292965] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.300541] Exception stack(0xc5d8dfa8 to 0xc5d8dff0) # [ 141.305602] dfa0: 00000009 00000009 00000001 b6e11000 00000009 00000000 # [ 141.313790] dfc0: 00000009 00000009 b6f58e00 00000004 00000001 00000000 00020000 be893a54 # [ 141.321975] dfe0: 00000004 be893788 b6ec34cf b6e497e6 # [ 141.327039] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) # [ 141.333146] ---[ end trace 3e1bb876e0124d60 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 141.887618] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT [ 141.893480] lkdtm: attempting bad ro_after_init write at c1b83c60 [ 141.899662] 8<--- cut here --- [ 141.902729] Unable to handle kernel paging request at virtual address c1b83c60 [ 141.909961] pgd = 07a8fe1d [ 141.912677] [c1b83c60] *pgd=11a1941e(bad) [ 141.916716] Internal error: Oops: 80d [#13] SMP ARM [ 141.921603] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 141.950681] CPU: 1 PID: 2525 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 141.958432] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.964979] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 141.970308] LR is at __irq_work_queue_local+0x40/0x74 [ 141.975369] pc : [] lr : [] psr: 600e0013 [ 141.981643] sp : c65e1e50 ip : c65e1d58 fp : c65e1e64 [ 141.986874] r10: 00000014 r9 : c1ad0628 r8 : c15e8544 [ 141.992107] r7 : c65e1f60 r6 : 00000014 r5 : c61bf000 r4 : c1b83c60 [ 141.998641] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1420 [ 142.005178] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 142.012322] Control: 10c5387d Table: 162d804a DAC: 00000051 [ 142.018078] Process cat (pid: 2525, stack limit = 0x30be823a) [ 142.023832] Stack: (0xc65e1e50 to 0xc65e2000) [ 142.028201] 1e40: 00000029 c61bf000 c65e1e74 c65e1e68 [ 142.036391] 1e60: c0c2e420 c138d4b8 c65e1e9c c65e1e78 c0c2e920 c0c2e400 c0c2e800 c5a0fa40 [ 142.044581] 1e80: b6dfd000 00000014 c309b300 c65e1f60 c65e1ec4 c65e1ea0 c07f5a58 c0c2e80c [ 142.052769] 1ea0: 00000000 c5a0fa40 b6dfd000 c2816000 c65e1f60 c07f59f4 c65e1f5c c65e1ec8 [ 142.060959] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c59a50e4 c0598c84 c65e0000 [ 142.069148] 1ee0: b6dfd000 00020000 00000004 00000014 0001ffec c65e1ee0 00000001 00000805 [ 142.077337] 1f00: c5a97400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 142.085526] 1f20: 00000000 00000000 c65e0000 e5754415 b6dfc000 c5a0fa40 c5a0fa40 c65e0000 [ 142.093714] 1f40: b6dfd000 00000000 00000000 00000004 c65e1f94 c65e1f60 c0598c84 c05985f0 [ 142.101902] 1f60: 00000000 00000000 c65e1fac e5754415 00000014 00000014 b6f44e00 00000004 [ 142.110090] 1f80: c03002e4 c65e0000 c65e1fa4 c65e1f98 c0598d14 c0598c1c 00000000 c65e1fa8 [ 142.118279] 1fa0: c03000c0 c0598d08 00000014 00000014 00000001 b6dfd000 00000014 00000000 [ 142.126468] 1fc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 befdaa54 [ 142.134656] 1fe0: 00000004 befda788 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 [ 142.142838] Backtrace: [ 142.145313] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.154283] r5:c61bf000 r4:00000029 [ 142.157874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 142.165896] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 142.173824] r9:c65e1f60 r8:c309b300 r7:00000014 r6:b6dfd000 r5:c5a0fa40 r4:c0c2e800 [ 142.181588] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 142.189429] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6dfd000 r5:c5a0fa40 r4:00000000 [ 142.197187] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 142.204333] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c65e0000 r5:c5a0fa40 [ 142.212168] r4:c5a0fa40 [ 142.214717] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 142.221863] r9:c65e0000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000014 r4:00000014 [ 142.229622] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 142.237197] Exception stack(0xc65e1fa8 to 0xc65e1ff0) [ 142.242259] 1fa0: 00000014 00000014 00000001 b6dfd000 00000014 00000000 [ 142.250448] 1fc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 befdaa54 [ 142.258632] 1fe0: 00000004 befda788 b6eaf4cf b6e357e6 [ 142.263696] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) [ 142.269803] ---[ end trace 3e1bb876e0124d61 ]--- # Segmentation fault # [ 141.887618] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 141.893480] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 141.899662] 8<--- cut here --- # [ 141.902729] Unable to handle kernel paging request at virtual address c1b83c60 # [ 141.909961] pgd = 07a8fe1d # [ 141.912677] [c1b83c60] *pgd=11a1941e(bad) # [ 141.916716] Internal error: Oops: 80d [#13] SMP ARM # [ 141.921603] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 141.950681] CPU: 1 PID: 2525 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 141.958432] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.964979] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 141.970308] LR is at __irq_work_queue_local+0x40/0x74 # [ 141.975369] pc : [] lr : [] psr: 600e0013 # [ 141.981643] sp : c65e1e50 ip : c65e1d58 fp : c65e1e64 # [ 141.986874] r10: 00000014 r9 : c1ad0628 r8 : c15e8544 # [ 141.992107] r7 : c65e1f60 r6 : 00000014 r5 : c61bf000 r4 : c1b83c60 # [ 141.998641] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1420 # [ 142.005178] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 142.012322] Control: 10c5387d Table: 162d804a DAC: 00000051 # [ 142.018078] Process cat (pid: 2525, stack limit = 0x30be823a) # [ 142.023832] Stack: (0xc65e1e50 to 0xc65e2000) # [ 142.028201] 1e40: 00000029 c61bf000 c65e1e74 c65e1e68 # [ 142.036391] 1e60: c0c2e420 c138d4b8 c65e1e9c c65e1e78 c0c2e920 c0c2e400 c0c2e800 c5a0fa40 # [ 142.044581] 1e80: b6dfd000 00000014 c309b300 c65e1f60 c65e1ec4 c65e1ea0 c07f5a58 c0c2e80c # [ 142.052769] 1ea0: 00000000 c5a0fa40 b6dfd000 c2816000 c65e1f60 c07f59f4 c65e1f5c c65e1ec8 # [ 142.060959] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c59a50e4 c0598c84 c65e0000 # [ 142.069148] 1ee0: b6dfd000 00020000 00000004 00000014 0001ffec c65e1ee0 00000001 00000805 # [ 142.077337] 1f00: c5a97400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 142.085526] 1f20: 00000000 00000000 c65e0000 e5754415 b6dfc000 c5a0fa40 c5a0fa40 c65e0000 # [ 142.093714] 1f40: b6dfd000 00000000 00000000 00000004 c65e1f94 c65e1f60 c0598c84 c05985f0 # [ 142.101902] 1f60: 00000000 00000000 c65e1fac e5754415 00000014 00000014 b6f44e00 00000004 # [ 142.110090] 1f80: c03002e4 c65e0000 c65e1fa4 c65e1f98 c0598d14 c0598c1c 00000000 c65e1fa8 # [ 142.118279] 1fa0: c03000c0 c0598d08 00000014 00000014 00000001 b6dfd000 00000014 00000000 # [ 142.126468] 1fc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 befdaa54 # [ 142.134656] 1fe0: 00000004 befda788 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 # [ 142.142838] Backtrace: # [ 142.145313] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.154283] r5:c61bf000 r4:00000029 # [ 142.157874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.165896] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.173824] r9:c65e1f60 r8:c309b300 r7:00000014 r6:b6dfd000 r5:c5a0fa40 r4:c0c2e800 # [ 142.181588] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 142.189429] r9:c07f59f4 r8:c65e1f60 r7:c2816000 r6:b6dfd000 r5:c5a0fa40 r4:00000000 # [ 142.197187] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.204333] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c65e0000 r5:c5a0fa40 # [ 142.212168] r4:c5a0fa40 # [ 142.214717] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.221863] r9:c65e0000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000014 r4:00000014 # [ 142.229622] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.237197] Exception stack(0xc65e1fa8 to 0xc65e1ff0) # [ 142.242259] 1fa0: 00000014 00000014 00000001 b6dfd000 00000014 00000000 # [ 142.250448] 1fc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 befdaa54 # [ 142.258632] 1fe0: 00000004 befda788 b6eaf4cf b6e357e6 # [ 142.263696] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) # [ 142.269803] ---[ end trace 3e1bb876e0124d61 ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh [ 142.859365] lkdtm: Performing direct entry WRITE_KERN [ 142.864446] lkdtm: attempting bad 7725556 byte write at c138d384 [ 142.870619] 8<--- cut here --- [ 142.873708] Unable to handle kernel paging request at virtual address c138d384 [ 142.880959] pgd = c0b71bc9 [ 142.883688] [c138d384] *pgd=1121940e(bad) [ 142.887751] Internal error: Oops: 80d [#14] SMP ARM [ 142.892640] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 142.921706] CPU: 1 PID: 2599 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 142.929456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 142.936002] PC is at memcpy+0x50/0x330 [ 142.939762] LR is at 0xe92dd830 [ 142.942913] pc : [] lr : [] psr: 200e0013 [ 142.949188] sp : c6221e2c ip : e1a0c00d fp : c6221e64 [ 142.954420] r10: 0000000b r9 : c1ad063c r8 : e89da800 [ 142.959653] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 142.966187] r3 : e1a0c00d r2 : 0075e154 r1 : c0c2f1b0 r0 : c138d384 [ 142.972725] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 142.979869] Control: 10c5387d Table: 163f804a DAC: 00000051 [ 142.985627] Process cat (pid: 2599, stack limit = 0xf10d92e3) [ 142.991382] Stack: (0xc6221e2c to 0xc6222000) [ 142.995752] 1e20: c0c2f190 0075e1f4 c6221f60 c15e8544 c138d384 [ 143.003942] 1e40: c138d384 c138d568 0000002a c5c1b000 0000000b c6221f60 c6221e74 c6221e68 [ 143.012132] 1e60: c0c2e420 c138d528 c6221e9c c6221e78 c0c2e920 c0c2e400 c0c2e800 c477b900 [ 143.020321] 1e80: b6db6000 0000000b c309b300 c6221f60 c6221ec4 c6221ea0 c07f5a58 c0c2e80c [ 143.028510] 1ea0: 00000000 c477b900 b6db6000 c2816000 c6221f60 c07f59f4 c6221f5c c6221ec8 [ 143.036701] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6220000 [ 143.044889] 1ee0: b6db6000 00020000 00000004 0000000b 0001fff5 c6221ee0 00000001 b6db5000 [ 143.053077] 1f00: c608e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 143.061266] 1f20: 00000000 00000000 c13a2c10 54741388 c205cb60 c477b900 c477b900 c6220000 [ 143.069456] 1f40: b6db6000 00000000 00000000 00000004 c6221f94 c6221f60 c0598c84 c05985f0 [ 143.077645] 1f60: 00000000 00000000 c6221fac 54741388 0000000b 0000000b b6efde00 00000004 [ 143.085834] 1f80: c03002e4 c6220000 c6221fa4 c6221f98 c0598d14 c0598c1c 00000000 c6221fa8 [ 143.094023] 1fa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6db6000 0000000b 00000000 [ 143.102212] 1fc0: 0000000b 0000000b b6efde00 00000004 00000001 00000000 00020000 beaf3a54 [ 143.110399] 1fe0: 00000004 beaf3788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 [ 143.118580] Backtrace: [ 143.121062] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 143.129252] r7:c6221f60 r6:0000000b r5:c5c1b000 r4:0000002a [ 143.134929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 143.142950] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 143.150879] r9:c6221f60 r8:c309b300 r7:0000000b r6:b6db6000 r5:c477b900 r4:c0c2e800 [ 143.158642] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 143.166485] r9:c07f59f4 r8:c6221f60 r7:c2816000 r6:b6db6000 r5:c477b900 r4:00000000 [ 143.174244] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 143.181391] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6220000 r5:c477b900 [ 143.189226] r4:c477b900 [ 143.191775] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 143.198923] r9:c6220000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000b r4:0000000b [ 143.206682] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.214260] Exception stack(0xc6221fa8 to 0xc6221ff0) [ 143.219322] 1fa0: 0000000b 0000000b 00000001 b6db6000 0000000b 00000000 [ 143.227511] 1fc0: 0000000b 0000000b b6efde00 00000004 00000001 00000000 00020000 beaf3a54 [ 143.235696] 1fe0: 00000004 beaf3788 b6e684cf b6dee7e6 [ 143.240761] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 143.246870] ---[ end trace 3e1bb876e0124d62 ]--- # Segmentation fault # [ 142.859365] lkdtm: Performing direct entry WRITE_KERN # [ 142.864446] lkdtm: attempting bad 7725556 byte write at c138d384 # [ 142.870619] 8<--- cut here --- # [ 142.873708] Unable to handle kernel paging request at virtual address c138d384 # [ 142.880959] pgd = c0b71bc9 # [ 142.883688] [c138d384] *pgd=1121940e(bad) # [ 142.887751] Internal error: Oops: 80d [#14] SMP ARM # [ 142.892640] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 142.921706] CPU: 1 PID: 2599 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 142.929456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 142.936002] PC is at memcpy+0x50/0x330 # [ 142.939762] LR is at 0xe92dd830 # [ 142.942913] pc : [] lr : [] psr: 200e0013 # [ 142.949188] sp : c6221e2c ip : e1a0c00d fp : c6221e64 # [ 142.954420] r10: 0000000b r9 : c1ad063c r8 : e89da800 # [ 142.959653] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 142.966187] r3 : e1a0c00d r2 : 0075e154 r1 : c0c2f1b0 r0 : c138d384 # [ 142.972725] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 142.979869] Control: 10c5387d Table: 163f804a DAC: 00000051 # [ 142.985627] Process cat (pid: 2599, stack limit = 0xf10d92e3) # [ 142.991382] Stack: (0xc6221e2c to 0xc6222000) # [ 142.995752] 1e20: c0c2f190 0075e1f4 c6221f60 c15e8544 c138d384 # [ 143.003942] 1e40: c138d384 c138d568 0000002a c5c1b000 0000000b c6221f60 c6221e74 c6221e68 # [ 143.012132] 1e60: c0c2e420 c138d528 c6221e9c c6221e78 c0c2e920 c0c2e400 c0c2e800 c477b900 # [ 143.020321] 1e80: b6db6000 0000000b c309b300 c6221f60 c6221ec4 c6221ea0 c07f5a58 c0c2e80c # [ 143.028510] 1ea0: 00000000 c477b900 b6db6000 c2816000 c6221f60 c07f59f4 c6221f5c c6221ec8 # [ 143.036701] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6220000 # [ 143.044889] 1ee0: b6db6000 00020000 00000004 0000000b 0001fff5 c6221ee0 00000001 b6db5000 # [ 143.053077] 1f00: c608e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 143.061266] 1f20: 00000000 00000000 c13a2c10 54741388 c205cb60 c477b900 c477b900 c6220000 # [ 143.069456] 1f40: b6db6000 00000000 00000000 00000004 c6221f94 c6221f60 c0598c84 c05985f0 # [ 143.077645] 1f60: 00000000 00000000 c6221fac 54741388 0000000b 0000000b b6efde00 00000004 # [ 143.085834] 1f80: c03002e4 c6220000 c6221fa4 c6221f98 c0598d14 c0598c1c 00000000 c6221fa8 # [ 143.094023] 1fa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6db6000 0000000b 00000000 # [ 143.102212] 1fc0: 0000000b 0000000b b6efde00 00000004 00000001 00000000 00020000 beaf3a54 # [ 143.110399] 1fe0: 00000004 beaf3788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 # [ 143.118580] Backtrace: # [ 143.121062] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.129252] r7:c6221f60 r6:0000000b r5:c5c1b000 r4:0000002a # [ 143.134929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.142950] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.150879] r9:c6221f60 r8:c309b300 r7:0000000b r6:b6db6000 r5:c477b900 r4:c0c2e800 # [ 143.158642] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 143.166485] r9:c07f59f4 r8:c6221f60 r7:c2816000 r6:b6db6000 r5:c477b900 r4:00000000 # [ 143.174244] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.181391] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6220000 r5:c477b900 # [ 143.189226] r4:c477b900 # [ 143.191775] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.198923] r9:c6220000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000b r4:0000000b # [ 143.206682] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.214260] Exception stack(0xc6221fa8 to 0xc6221ff0) # [ 143.219322] 1fa0: 0000000b 0000000b 00000001 b6db6000 0000000b 00000000 # [ 143.227511] 1fc0: 0000000b 0000000b b6efde00 00000004 00000001 00000000 00020000 beaf3a54 # [ 143.235696] 1fe0: 00000004 beaf3788 b6e684cf b6dee7e6 # [ 143.240761] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 143.246870] ---[ end trace 3e1bb876e0124d62 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 143.823186] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [ 143.829375] lkdtm: attempting good refcount_inc() without overflow [ 143.835683] lkdtm: attempting bad refcount_inc() overflow [ 143.841121] ------------[ cut here ]------------ [ 143.845897] WARNING: CPU: 1 PID: 2674 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 143.854374] refcount_t: saturated; leaking memory. [ 143.859266] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 143.888834] CPU: 1 PID: 2674 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 143.896603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 143.903151] Backtrace: [ 143.905670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 143.913270] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 143.918971] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 143.926320] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 143.933313] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 143.941087] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 143.948595] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c5a08000 [ 143.954296] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 143.963286] r9:c1ad0648 r8:c15e8544 r7:c5a09f60 r6:00000016 r5:c61bf000 r4:c5a08000 [ 143.971078] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 143.980773] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 143.990897] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.000049] r4:0000002b [ 144.002617] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.010662] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.018609] r9:c5a09f60 r8:c309b300 r7:00000016 r6:b6eb0000 r5:c5ba6640 r4:c0c2e800 [ 144.026393] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.034254] r9:c07f59f4 r8:c5a09f60 r7:c2816000 r6:b6eb0000 r5:c5ba6640 r4:00000000 [ 144.042028] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.049193] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c5a08000 r5:c5ba6640 [ 144.057041] r4:c5ba6640 [ 144.059607] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.066771] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000016 r4:00000016 [ 144.074547] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.082139] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 144.087219] 9fa0: 00000016 00000016 00000001 b6eb0000 00000016 00000000 [ 144.095428] 9fc0: 00000016 00000016 b6ff7e00 00000004 00000001 00000000 00020000 bee5fa54 [ 144.103629] 9fe0: 00000004 bee5f788 b6f624cf b6ee87e6 [ 144.108849] irq event stamp: 0 [ 144.111962] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.117642] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.125229] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.132752] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.138413] ---[ end trace 3e1bb876e0124d63 ]--- [ 144.143067] lkdtm: Overflow detected: saturated # [ 143.823186] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 143.829375] lkdtm: attempting good refcount_inc() without overflow # [ 143.835683] lkdtm: attempting bad refcount_inc() overflow # [ 143.841121] ------------[ cut here ]------------ # [ 143.845897] WARNING: CPU: 1 PID: 2674 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 143.854374] refcount_t: saturated; leaking memory. # [ 143.859266] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 143.888834] CPU: 1 PID: 2674 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 143.896603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 143.903151] Backtrace: # [ 143.905670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.913270] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 143.918971] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.926320] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 143.933313] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 143.941087] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 143.948595] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c5a08000 # [ 143.954296] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 143.963286] r9:c1ad0648 r8:c15e8544 r7:c5a09f60 r6:00000016 r5:c61bf000 r4:c5a08000 # [ 143.971078] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 143.980773] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 143.990897] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.000049] r4:0000002b # [ 144.002617] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.010662] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.018609] r9:c5a09f60 r8:c309b300 r7:00000016 r6:b6eb0000 r5:c5ba6640 r4:c0c2e800 # [ 144.026393] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.034254] r9:c07f59f4 r8:c5a09f60 r7:c2816000 r6:b6eb0000 r5:c5ba6640 r4:00000000 # [ 144.042028] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.049193] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c5a08000 r5:c5ba6640 # [ 144.057041] r4:c5ba6640 # [ 144.059607] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.066771] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000016 r4:00000016 # [ 144.074547] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.082139] Exception stack(0xc5a09fa8 to 0xc5a09ff0) # [ 144.087219] 9fa0: 00000016 00000016 00000001 b6eb0000 00000016 00000000 # [ 144.095428] 9fc0: 00000016 00000016 b6ff7e00 00000004 00000001 00000000 00020000 bee5fa54 # [ 144.103629] 9fe0: 00000004 bee5f788 b6f624cf b6ee87e6 # [ 144.108849] irq event stamp: 0 # [ 144.111962] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.117642] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.125229] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.132752] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.138413] ---[ end trace 3e1bb876e0124d63 ]--- # [ 144.143067] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 144.645204] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 144.651295] lkdtm: attempting good refcount_add() without overflow [ 144.657669] lkdtm: attempting bad refcount_add() overflow [ 144.663109] ------------[ cut here ]------------ [ 144.667821] WARNING: CPU: 3 PID: 2708 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 144.676309] refcount_t: saturated; leaking memory. [ 144.681113] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 144.710342] CPU: 3 PID: 2708 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 144.718097] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 144.724632] Backtrace: [ 144.727112] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 144.734695] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 144.740373] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 144.747701] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 144.754674] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 144.762431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 144.769922] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c59f6000 [ 144.775598] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 144.784567] r9:c1ad0660 r8:c15e8544 r7:c59f7f60 r6:00000016 r5:c5d4c000 r4:c59f6000 [ 144.792332] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 144.802004] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 144.812109] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.821248] r4:0000002c [ 144.823799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.831821] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.839749] r9:c59f7f60 r8:c309b300 r7:00000016 r6:b6e49000 r5:c608fe00 r4:c0c2e800 [ 144.847509] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.855353] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6e49000 r5:c608fe00 r4:00000000 [ 144.863107] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.870254] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c59f6000 r5:c608fe00 [ 144.878089] r4:c608fe00 [ 144.880639] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.887786] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 [ 144.895544] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.903122] Exception stack(0xc59f7fa8 to 0xc59f7ff0) [ 144.908188] 7fa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 [ 144.916378] 7fc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 be9cba54 [ 144.924564] 7fe0: 00000004 be9cb788 b6efb4cf b6e817e6 [ 144.929686] irq event stamp: 0 [ 144.932766] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.938399] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.945941] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.953444] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.959084] ---[ end trace 3e1bb876e0124d64 ]--- [ 144.963721] lkdtm: Overflow detected: saturated # [ 144.645204] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 144.651295] lkdtm: attempting good refcount_add() without overflow # [ 144.657669] lkdtm: attempting bad refcount_add() overflow # [ 144.663109] ------------[ cut here ]------------ # [ 144.667821] WARNING: CPU: 3 PID: 2708 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 144.676309] refcount_t: saturated; leaking memory. # [ 144.681113] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 144.710342] CPU: 3 PID: 2708 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 144.718097] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 144.724632] Backtrace: # [ 144.727112] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.734695] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 144.740373] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.747701] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 144.754674] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 144.762431] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 144.769922] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c59f6000 # [ 144.775598] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 144.784567] r9:c1ad0660 r8:c15e8544 r7:c59f7f60 r6:00000016 r5:c5d4c000 r4:c59f6000 # [ 144.792332] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 144.802004] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 144.812109] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.821248] r4:0000002c # [ 144.823799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.831821] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.839749] r9:c59f7f60 r8:c309b300 r7:00000016 r6:b6e49000 r5:c608fe00 r4:c0c2e800 # [ 144.847509] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.855353] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6e49000 r5:c608fe00 r4:00000000 # [ 144.863107] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.870254] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c59f6000 r5:c608fe00 # [ 144.878089] r4:c608fe00 # [ 144.880639] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.887786] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 # [ 144.895544] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.903122] Exception stack(0xc59f7fa8 to 0xc59f7ff0) # [ 144.908188] 7fa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 # [ 144.916378] 7fc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 be9cba54 # [ 144.924564] 7fe0: 00000004 be9cb788 b6efb4cf b6e817e6 # [ 144.929686] irq event stamp: 0 # [ 144.932766] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.938399] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.945941] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.953444] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.959084] ---[ end trace 3e1bb876e0124d64 ]--- # [ 144.963721] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 145.462801] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 145.469771] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 145.476126] ------------[ cut here ]------------ [ 145.480817] WARNING: CPU: 3 PID: 2742 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 145.489336] refcount_t: saturated; leaking memory. [ 145.494142] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 145.523379] CPU: 3 PID: 2742 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 145.531133] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 145.537668] Backtrace: [ 145.540150] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 145.547732] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 145.553408] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 145.560736] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 145.567709] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 145.575466] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 145.582959] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64a4000 [ 145.588637] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 145.597606] r9:c1ad0678 r8:c15e8544 r7:c64a5f60 r6:0000001f r5:c5d4c000 r4:7fffffff [ 145.605369] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 145.615818] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 145.627476] r5:c5d4c000 r4:c64a4000 [ 145.631072] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 145.640990] r4:0000002d [ 145.643539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 145.651561] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 145.659488] r9:c64a5f60 r8:c309b300 r7:0000001f r6:b6e0d000 r5:c608e3c0 r4:c0c2e800 [ 145.667250] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 145.675090] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e0d000 r5:c608e3c0 r4:00000000 [ 145.682845] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 145.689992] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c64a4000 r5:c608e3c0 [ 145.697826] r4:c608e3c0 [ 145.700371] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 145.707519] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000001f r4:0000001f [ 145.715277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 145.722854] Exception stack(0xc64a5fa8 to 0xc64a5ff0) [ 145.727918] 5fa0: 0000001f 0000001f 00000001 b6e0d000 0000001f 00000000 [ 145.736107] 5fc0: 0000001f 0000001f b6f54e00 00000004 00000001 00000000 00020000 bede7a54 [ 145.744292] 5fe0: 00000004 bede7788 b6ebf4cf b6e457e6 [ 145.749441] irq event stamp: 0 [ 145.752517] hardirqs last enabled at (0): [<00000000>] 0x0 [ 145.758180] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 145.765731] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 145.773239] softirqs last disabled at (0): [<00000000>] 0x0 [ 145.778884] ---[ end trace 3e1bb876e0124d65 ]--- [ 145.783526] lkdtm: Overflow detected: saturated # [ 145.462801] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 145.469771] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 145.476126] ------------[ cut here ]------------ # [ 145.480817] WARNING: CPU: 3 PID: 2742 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 145.489336] refcount_t: saturated; leaking memory. # [ 145.494142] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 145.523379] CPU: 3 PID: 2742 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 145.531133] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 145.537668] Backtrace: # [ 145.540150] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.547732] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 145.553408] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.560736] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 145.567709] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 145.575466] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 145.582959] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64a4000 # [ 145.588637] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 145.597606] r9:c1ad0678 r8:c15e8544 r7:c64a5f60 r6:0000001f r5:c5d4c000 r4:7fffffff # [ 145.605369] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 145.615818] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 145.627476] r5:c5d4c000 r4:c64a4000 # [ 145.631072] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.640990] r4:0000002d # [ 145.643539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.651561] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.659488] r9:c64a5f60 r8:c309b300 r7:0000001f r6:b6e0d000 r5:c608e3c0 r4:c0c2e800 # [ 145.667250] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 145.675090] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e0d000 r5:c608e3c0 r4:00000000 # [ 145.682845] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.689992] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c64a4000 r5:c608e3c0 # [ 145.697826] r4:c608e3c0 # [ 145.700371] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.707519] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000001f r4:0000001f # [ 145.715277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.722854] Exception stack(0xc64a5fa8 to 0xc64a5ff0) # [ 145.727918] 5fa0: 0000001f 0000001f 00000001 b6e0d000 0000001f 00000000 # [ 145.736107] 5fc0: 0000001f 0000001f b6f54e00 00000004 00000001 00000000 00020000 bede7a54 # [ 145.744292] 5fe0: 00000004 bede7788 b6ebf4cf b6e457e6 # [ 145.749441] irq event stamp: 0 # [ 145.752517] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 145.758180] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 145.765731] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 145.773239] softirqs last disabled at (0): [<00000000>] 0x0 # [ 145.778884] ---[ end trace 3e1bb876e0124d65 ]--- # [ 145.783526] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 146.294059] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 146.301029] lkdtm: attempting bad refcount_add_not_zero() overflow [ 146.307308] ------------[ cut here ]------------ [ 146.311963] WARNING: CPU: 1 PID: 2776 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 146.320455] refcount_t: saturated; leaking memory. [ 146.325306] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 146.354552] CPU: 1 PID: 2776 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 146.362305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 146.368840] Backtrace: [ 146.371324] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 146.378907] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 146.384584] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 146.391912] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 146.398888] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 146.406644] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 146.414137] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64f2000 [ 146.419813] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 146.428783] r9:c1ad0698 r8:c15e8544 r7:c64f3f60 r6:0000001f r5:c5cc9000 r4:7fffffff [ 146.436547] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 146.446997] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 146.458653] r5:c5cc9000 r4:c64f2000 [ 146.462248] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 146.472168] r4:0000002e [ 146.474716] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 146.482739] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 146.490666] r9:c64f3f60 r8:c309b300 r7:0000001f r6:b6dfb000 r5:c5ba6b40 r4:c0c2e800 [ 146.498425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 146.506266] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6dfb000 r5:c5ba6b40 r4:00000000 [ 146.514022] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 146.521169] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c64f2000 r5:c5ba6b40 [ 146.529004] r4:c5ba6b40 [ 146.531551] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 146.538697] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:0000001f r4:0000001f [ 146.546454] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 146.554030] Exception stack(0xc64f3fa8 to 0xc64f3ff0) [ 146.559094] 3fa0: 0000001f 0000001f 00000001 b6dfb000 0000001f 00000000 [ 146.567283] 3fc0: 0000001f 0000001f b6f42e00 00000004 00000001 00000000 00020000 bed51a54 [ 146.575470] 3fe0: 00000004 bed51788 b6ead4cf b6e337e6 [ 146.580608] irq event stamp: 0 [ 146.583685] hardirqs last enabled at (0): [<00000000>] 0x0 [ 146.589352] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 146.596901] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 146.604404] softirqs last disabled at (0): [<00000000>] 0x0 [ 146.610026] ---[ end trace 3e1bb876e0124d66 ]--- [ 146.614659] lkdtm: Overflow detected: saturated # [ 146.294059] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 146.301029] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 146.307308] ------------[ cut here ]------------ # [ 146.311963] WARNING: CPU: 1 PID: 2776 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 146.320455] refcount_t: saturated; leaking memory. # [ 146.325306] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 146.354552] CPU: 1 PID: 2776 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 146.362305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 146.368840] Backtrace: # [ 146.371324] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 146.378907] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 146.384584] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 146.391912] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 146.398888] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 146.406644] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 146.414137] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64f2000 # [ 146.419813] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 146.428783] r9:c1ad0698 r8:c15e8544 r7:c64f3f60 r6:0000001f r5:c5cc9000 r4:7fffffff # [ 146.436547] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 146.446997] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 146.458653] r5:c5cc9000 r4:c64f2000 # [ 146.462248] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.472168] r4:0000002e # [ 146.474716] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.482739] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.490666] r9:c64f3f60 r8:c309b300 r7:0000001f r6:b6dfb000 r5:c5ba6b40 r4:c0c2e800 # [ 146.498425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 146.506266] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6dfb000 r5:c5ba6b40 r4:00000000 # [ 146.514022] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.521169] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c64f2000 r5:c5ba6b40 # [ 146.529004] r4:c5ba6b40 # [ 146.531551] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.538697] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:0000001f r4:0000001f # [ 146.546454] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.554030] Exception stack(0xc64f3fa8 to 0xc64f3ff0) # [ 146.559094] 3fa0: 0000001f 0000001f 00000001 b6dfb000 0000001f 00000000 # [ 146.567283] 3fc0: 0000001f 0000001f b6f42e00 00000004 00000001 00000000 00020000 bed51a54 # [ 146.575470] 3fe0: 00000004 bed51788 b6ead4cf b6e337e6 # [ 146.580608] irq event stamp: 0 # [ 146.583685] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 146.589352] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 146.596901] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 146.604404] softirqs last disabled at (0): [<00000000>] 0x0 # [ 146.610026] ---[ end trace 3e1bb876e0124d66 ]--- # [ 146.614659] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 147.127990] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 147.133700] lkdtm: attempting good refcount_dec() [ 147.138541] lkdtm: attempting bad refcount_dec() to zero [ 147.143889] ------------[ cut here ]------------ [ 147.148614] WARNING: CPU: 3 PID: 2810 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 147.157134] refcount_t: decrement hit 0; leaking memory. [ 147.162463] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 147.191706] CPU: 3 PID: 2810 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 147.199460] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 147.205995] Backtrace: [ 147.208480] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 147.216063] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 147.221742] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 147.229071] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 147.236044] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 147.243803] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 147.251295] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c616c000 [ 147.256972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 147.265944] r9:c1ad06b8 r8:c15e8544 r7:c616df60 r6:00000012 r5:c5d4c000 r4:c616c000 [ 147.273708] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 147.283376] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 147.293137] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 147.301930] r4:0000002f [ 147.304479] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 147.312500] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 147.320428] r9:c616df60 r8:c309b300 r7:00000012 r6:b6e74000 r5:c608ef00 r4:c0c2e800 [ 147.328188] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 147.336030] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6e74000 r5:c608ef00 r4:00000000 [ 147.343786] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 147.350932] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c616c000 r5:c608ef00 [ 147.358768] r4:c608ef00 [ 147.361315] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 147.368462] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:00000012 r4:00000012 [ 147.376221] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 147.383798] Exception stack(0xc616dfa8 to 0xc616dff0) [ 147.388862] dfa0: 00000012 00000012 00000001 b6e74000 00000012 00000000 [ 147.397052] dfc0: 00000012 00000012 b6fbbe00 00000004 00000001 00000000 00020000 be867a54 [ 147.405239] dfe0: 00000004 be867788 b6f264cf b6eac7e6 [ 147.410365] irq event stamp: 0 [ 147.413444] hardirqs last enabled at (0): [<00000000>] 0x0 [ 147.419070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 147.426608] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 147.434112] softirqs last disabled at (0): [<00000000>] 0x0 [ 147.439747] ---[ end trace 3e1bb876e0124d67 ]--- [ 147.444381] lkdtm: Zero detected: saturated # [ 147.127990] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 147.133700] lkdtm: attempting good refcount_dec() # [ 147.138541] lkdtm: attempting bad refcount_dec() to zero # [ 147.143889] ------------[ cut here ]------------ # [ 147.148614] WARNING: CPU: 3 PID: 2810 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 147.157134] refcount_t: decrement hit 0; leaking memory. # [ 147.162463] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 147.191706] CPU: 3 PID: 2810 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 147.199460] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 147.205995] Backtrace: # [ 147.208480] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 147.216063] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 147.221742] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 147.229071] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 147.236044] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 147.243803] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 147.251295] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c616c000 # [ 147.256972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 147.265944] r9:c1ad06b8 r8:c15e8544 r7:c616df60 r6:00000012 r5:c5d4c000 r4:c616c000 # [ 147.273708] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 147.283376] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 147.293137] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.301930] r4:0000002f # [ 147.304479] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 147.312500] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.320428] r9:c616df60 r8:c309b300 r7:00000012 r6:b6e74000 r5:c608ef00 r4:c0c2e800 # [ 147.328188] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 147.336030] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6e74000 r5:c608ef00 r4:00000000 # [ 147.343786] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 147.350932] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c616c000 r5:c608ef00 # [ 147.358768] r4:c608ef00 # [ 147.361315] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.368462] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:00000012 r4:00000012 # [ 147.376221] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.383798] Exception stack(0xc616dfa8 to 0xc616dff0) # [ 147.388862] dfa0: 00000012 00000012 00000001 b6e74000 00000012 00000000 # [ 147.397052] dfc0: 00000012 00000012 b6fbbe00 00000004 00000001 00000000 00020000 be867a54 # [ 147.405239] dfe0: 00000004 be867788 b6f264cf b6eac7e6 # [ 147.410365] irq event stamp: 0 # [ 147.413444] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 147.419070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 147.426608] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 147.434112] softirqs last disabled at (0): [<00000000>] 0x0 # [ 147.439747] ---[ end trace 3e1bb876e0124d67 ]--- # [ 147.444381] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 147.955614] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 147.961671] lkdtm: attempting bad refcount_dec() below zero [ 147.967364] ------------[ cut here ]------------ [ 147.972020] WARNING: CPU: 1 PID: 2847 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 147.980511] refcount_t: decrement hit 0; leaking memory. [ 147.985908] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 148.015202] CPU: 1 PID: 2847 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 148.022956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 148.029490] Backtrace: [ 148.031975] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 148.039558] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 148.045237] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 148.052566] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 148.059538] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 148.067296] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 148.074788] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c64f2000 [ 148.080465] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 148.089435] r9:c1ad06cc r8:c15e8544 r7:c64f3f60 r6:00000016 r5:00000000 r4:c64f2000 [ 148.097197] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 148.106865] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 148.116973] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 148.126113] r5:c65de000 r4:00000030 [ 148.129704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 148.137726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 148.145653] r9:c64f3f60 r8:c309b300 r7:00000016 r6:b6e49000 r5:c5ba68c0 r4:c0c2e800 [ 148.153415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 148.161255] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6e49000 r5:c5ba68c0 r4:00000000 [ 148.169009] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 148.176156] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c64f2000 r5:c5ba68c0 [ 148.183992] r4:c5ba68c0 [ 148.186540] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 148.193686] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 [ 148.201445] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 148.209025] Exception stack(0xc64f3fa8 to 0xc64f3ff0) [ 148.214088] 3fa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 [ 148.222279] 3fc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 be833a54 [ 148.230464] 3fe0: 00000004 be833788 b6efb4cf b6e817e6 [ 148.235608] irq event stamp: 0 [ 148.238684] hardirqs last enabled at (0): [<00000000>] 0x0 [ 148.244278] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 148.251829] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 148.259397] softirqs last disabled at (0): [<00000000>] 0x0 [ 148.265040] ---[ end trace 3e1bb876e0124d68 ]--- [ 148.269676] lkdtm: Negative detected: saturated # [ 147.955614] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 147.961671] lkdtm: attempting bad refcount_dec() below zero # [ 147.967364] ------------[ cut here ]------------ # [ 147.972020] WARNING: CPU: 1 PID: 2847 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 147.980511] refcount_t: decrement hit 0; leaking memory. # [ 147.985908] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 148.015202] CPU: 1 PID: 2847 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 148.022956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 148.029490] Backtrace: # [ 148.031975] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 148.039558] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 148.045237] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 148.052566] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 148.059538] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 148.067296] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 148.074788] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c64f2000 # [ 148.080465] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 148.089435] r9:c1ad06cc r8:c15e8544 r7:c64f3f60 r6:00000016 r5:00000000 r4:c64f2000 # [ 148.097197] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 148.106865] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 148.116973] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.126113] r5:c65de000 r4:00000030 # [ 148.129704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 148.137726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 148.145653] r9:c64f3f60 r8:c309b300 r7:00000016 r6:b6e49000 r5:c5ba68c0 r4:c0c2e800 # [ 148.153415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 148.161255] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6e49000 r5:c5ba68c0 r4:00000000 # [ 148.169009] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 148.176156] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c64f2000 r5:c5ba68c0 # [ 148.183992] r4:c5ba68c0 # [ 148.186540] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 148.193686] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 # [ 148.201445] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 148.209025] Exception stack(0xc64f3fa8 to 0xc64f3ff0) # [ 148.214088] 3fa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 # [ 148.222279] 3fc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 be833a54 # [ 148.230464] 3fe0: 00000004 be833788 b6efb4cf b6e817e6 # [ 148.235608] irq event stamp: 0 # [ 148.238684] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 148.244278] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 148.251829] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 148.259397] softirqs last disabled at (0): [<00000000>] 0x0 # [ 148.265040] ---[ end trace 3e1bb876e0124d68 ]--- # [ 148.269676] 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 [ 148.813840] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 148.820833] lkdtm: attempting bad refcount_dec_and_test() below zero [ 148.827314] ------------[ cut here ]------------ [ 148.832002] WARNING: CPU: 3 PID: 2882 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 148.840641] refcount_t: underflow; use-after-free. [ 148.845539] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 148.875154] CPU: 3 PID: 2882 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 148.882924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 148.889473] Backtrace: [ 148.891994] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 148.899594] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 148.905296] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 148.912651] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 148.919649] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 148.927426] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 148.934935] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c583a000 [ 148.940635] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 148.949710] r9:c1ad06e4 r8:c15e8544 r7:c583bf60 r6:0000001f r5:00000000 r4:c583a000 [ 148.957505] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 148.967986] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 148.979674] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 148.989611] r5:c5d4c000 r4:00000031 [ 148.993221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 149.001265] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 149.009211] r9:c583bf60 r8:c309b300 r7:0000001f r6:b6dc3000 r5:c608e140 r4:c0c2e800 [ 149.016993] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 149.024854] r9:c07f59f4 r8:c583bf60 r7:c2816000 r6:b6dc3000 r5:c608e140 r4:00000000 [ 149.032628] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 149.039792] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c583a000 r5:c608e140 [ 149.047642] r4:c608e140 [ 149.050208] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 149.057373] r9:c583a000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000001f r4:0000001f [ 149.065150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 149.072740] Exception stack(0xc583bfa8 to 0xc583bff0) [ 149.077822] bfa0: 0000001f 0000001f 00000001 b6dc3000 0000001f 00000000 [ 149.086031] bfc0: 0000001f 0000001f b6f0ae00 00000004 00000001 00000000 00020000 beb4aa54 [ 149.094231] bfe0: 00000004 beb4a788 b6e754cf b6dfb7e6 [ 149.099457] irq event stamp: 0 [ 149.102565] hardirqs last enabled at (0): [<00000000>] 0x0 [ 149.108251] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 149.115842] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 149.123367] softirqs last disabled at (0): [<00000000>] 0x0 [ 149.129030] ---[ end trace 3e1bb876e0124d69 ]--- [ 149.133711] lkdtm: Negative detected: saturated # [ 148.813840] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 148.820833] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 148.827314] ------------[ cut here ]------------ # [ 148.832002] WARNING: CPU: 3 PID: 2882 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 148.840641] refcount_t: underflow; use-after-free. # [ 148.845539] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 148.875154] CPU: 3 PID: 2882 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 148.882924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 148.889473] Backtrace: # [ 148.891994] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 148.899594] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 148.905296] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 148.912651] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 148.919649] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 148.927426] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 148.934935] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c583a000 # [ 148.940635] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 148.949710] r9:c1ad06e4 r8:c15e8544 r7:c583bf60 r6:0000001f r5:00000000 r4:c583a000 # [ 148.957505] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 148.967986] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 148.979674] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.989611] r5:c5d4c000 r4:00000031 # [ 148.993221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.001265] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.009211] r9:c583bf60 r8:c309b300 r7:0000001f r6:b6dc3000 r5:c608e140 r4:c0c2e800 # [ 149.016993] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 149.024854] r9:c07f59f4 r8:c583bf60 r7:c2816000 r6:b6dc3000 r5:c608e140 r4:00000000 # [ 149.032628] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.039792] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c583a000 r5:c608e140 # [ 149.047642] r4:c608e140 # [ 149.050208] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.057373] r9:c583a000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:0000001f r4:0000001f # [ 149.065150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.072740] Exception stack(0xc583bfa8 to 0xc583bff0) # [ 149.077822] bfa0: 0000001f 0000001f 00000001 b6dc3000 0000001f 00000000 # [ 149.086031] bfc0: 0000001f 0000001f b6f0ae00 00000004 00000001 00000000 00020000 beb4aa54 # [ 149.094231] bfe0: 00000004 beb4a788 b6e754cf b6dfb7e6 # [ 149.099457] irq event stamp: 0 # [ 149.102565] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 149.108251] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 149.115842] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 149.123367] softirqs last disabled at (0): [<00000000>] 0x0 # [ 149.129030] ---[ end trace 3e1bb876e0124d69 ]--- # [ 149.133711] 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 [ 149.688137] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 149.695176] lkdtm: attempting bad refcount_sub_and_test() below zero [ 149.701568] ------------[ cut here ]------------ [ 149.706385] WARNING: CPU: 0 PID: 2917 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 149.715099] refcount_t: underflow; use-after-free. [ 149.719928] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 149.749704] CPU: 0 PID: 2917 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 149.757477] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 149.764026] Backtrace: [ 149.766546] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 149.774149] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 149.779849] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 149.787201] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 149.794193] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 149.801970] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 149.809479] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c642a000 [ 149.815180] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 149.824256] r9:c1ad0704 r8:c15e8544 r7:c642bf60 r6:0000001f r5:c5d64000 r4:c642a000 [ 149.832049] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 149.842532] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 149.854221] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 149.864154] r4:00000032 [ 149.866723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 149.874768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 149.882714] r9:c642bf60 r8:c309b300 r7:0000001f r6:b6e59000 r5:c5a3cb40 r4:c0c2e800 [ 149.890496] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 149.898356] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e59000 r5:c5a3cb40 r4:00000000 [ 149.906129] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 149.913296] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c642a000 r5:c5a3cb40 [ 149.921144] r4:c5a3cb40 [ 149.923710] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 149.930875] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:0000001f r4:0000001f [ 149.938653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 149.946245] Exception stack(0xc642bfa8 to 0xc642bff0) [ 149.951326] bfa0: 0000001f 0000001f 00000001 b6e59000 0000001f 00000000 [ 149.959534] bfc0: 0000001f 0000001f b6fa0e00 00000004 00000001 00000000 00020000 bef77a54 [ 149.967734] bfe0: 00000004 bef77788 b6f0b4cf b6e917e6 [ 149.972931] irq event stamp: 0 [ 149.976105] hardirqs last enabled at (0): [<00000000>] 0x0 [ 149.981729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 149.989331] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 149.996934] softirqs last disabled at (0): [<00000000>] 0x0 [ 150.002547] ---[ end trace 3e1bb876e0124d6a ]--- [ 150.007277] lkdtm: Negative detected: saturated # [ 149.688137] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 149.695176] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 149.701568] ------------[ cut here ]------------ # [ 149.706385] WARNING: CPU: 0 PID: 2917 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 149.715099] refcount_t: underflow; use-after-free. # [ 149.719928] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 149.749704] CPU: 0 PID: 2917 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 149.757477] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 149.764026] Backtrace: # [ 149.766546] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 149.774149] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 149.779849] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 149.787201] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 149.794193] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 149.801970] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 149.809479] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c642a000 # [ 149.815180] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 149.824256] r9:c1ad0704 r8:c15e8544 r7:c642bf60 r6:0000001f r5:c5d64000 r4:c642a000 # [ 149.832049] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 149.842532] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 149.854221] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.864154] r4:00000032 # [ 149.866723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.874768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.882714] r9:c642bf60 r8:c309b300 r7:0000001f r6:b6e59000 r5:c5a3cb40 r4:c0c2e800 # [ 149.890496] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 149.898356] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e59000 r5:c5a3cb40 r4:00000000 # [ 149.906129] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.913296] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c642a000 r5:c5a3cb40 # [ 149.921144] r4:c5a3cb40 # [ 149.923710] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.930875] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:0000001f r4:0000001f # [ 149.938653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.946245] Exception stack(0xc642bfa8 to 0xc642bff0) # [ 149.951326] bfa0: 0000001f 0000001f 00000001 b6e59000 0000001f 00000000 # [ 149.959534] bfc0: 0000001f 0000001f b6fa0e00 00000004 00000001 00000000 00020000 bef77a54 # [ 149.967734] bfe0: 00000004 bef77788 b6f0b4cf b6e917e6 # [ 149.972931] irq event stamp: 0 # [ 149.976105] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 149.981729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 149.989331] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 149.996934] softirqs last disabled at (0): [<00000000>] 0x0 # [ 150.002547] ---[ end trace 3e1bb876e0124d6a ]--- # [ 150.007277] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 150.549600] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 150.555407] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 150.561799] lkdtm: Good: zero detected [ 150.565684] lkdtm: Correctly stayed at zero [ 150.569903] lkdtm: attempting bad refcount_inc() from zero [ 150.575460] ------------[ cut here ]------------ [ 150.580114] WARNING: CPU: 1 PID: 2949 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 150.588689] refcount_t: addition on 0; use-after-free. [ 150.593840] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 150.623074] CPU: 1 PID: 2949 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 150.630827] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 150.637361] Backtrace: [ 150.639843] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 150.647427] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 150.653103] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 150.660432] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 150.667405] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 [ 150.675164] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 150.682657] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c5c0c000 [ 150.688333] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 150.697391] r9:c1ad0724 r8:c15e8544 r7:c5c0df60 r6:00000012 r5:00000000 r4:c5c0c000 [ 150.705158] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 150.714830] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 150.724585] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 150.733376] r5:c61be000 r4:00000033 [ 150.736966] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 150.744985] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 150.752913] r9:c5c0df60 r8:c309b300 r7:00000012 r6:b6e51000 r5:c5a15cc0 r4:c0c2e800 [ 150.760673] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 150.768514] r9:c07f59f4 r8:c5c0df60 r7:c2816000 r6:b6e51000 r5:c5a15cc0 r4:00000000 [ 150.776269] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 150.783416] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c5c0c000 r5:c5a15cc0 [ 150.791251] r4:c5a15cc0 [ 150.793797] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 150.800943] r9:c5c0c000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000012 r4:00000012 [ 150.808701] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 150.816278] Exception stack(0xc5c0dfa8 to 0xc5c0dff0) [ 150.821342] dfa0: 00000012 00000012 00000001 b6e51000 00000012 00000000 [ 150.829533] dfc0: 00000012 00000012 b6f98e00 00000004 00000001 00000000 00020000 befd6a54 [ 150.837719] dfe0: 00000004 befd6788 b6f034cf b6e897e6 [ 150.842856] irq event stamp: 0 [ 150.845965] hardirqs last enabled at (0): [<00000000>] 0x0 [ 150.851563] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 150.859122] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 150.866665] softirqs last disabled at (0): [<00000000>] 0x0 [ 150.872278] ---[ end trace 3e1bb876e0124d6b ]--- [ 150.876966] lkdtm: Zero detected: saturated # [ 150.549600] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 150.555407] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 150.561799] lkdtm: Good: zero detected # [ 150.565684] lkdtm: Correctly stayed at zero # [ 150.569903] lkdtm: attempting bad refcount_inc() from zero # [ 150.575460] ------------[ cut here ]------------ # [ 150.580114] WARNING: CPU: 1 PID: 2949 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 150.588689] refcount_t: addition on 0; use-after-free. # [ 150.593840] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 150.623074] CPU: 1 PID: 2949 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 150.630827] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 150.637361] Backtrace: # [ 150.639843] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 150.647427] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 150.653103] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 150.660432] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 150.667405] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 # [ 150.675164] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 150.682657] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c5c0c000 # [ 150.688333] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 150.697391] r9:c1ad0724 r8:c15e8544 r7:c5c0df60 r6:00000012 r5:00000000 r4:c5c0c000 # [ 150.705158] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 150.714830] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 150.724585] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 150.733376] r5:c61be000 r4:00000033 # [ 150.736966] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 150.744985] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 150.752913] r9:c5c0df60 r8:c309b300 r7:00000012 r6:b6e51000 r5:c5a15cc0 r4:c0c2e800 # [ 150.760673] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 150.768514] r9:c07f59f4 r8:c5c0df60 r7:c2816000 r6:b6e51000 r5:c5a15cc0 r4:00000000 # [ 150.776269] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 150.783416] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c5c0c000 r5:c5a15cc0 # [ 150.791251] r4:c5a15cc0 # [ 150.793797] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 150.800943] r9:c5c0c000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000012 r4:00000012 # [ 150.808701] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 150.816278] Exception stack(0xc5c0dfa8 to 0xc5c0dff0) # [ 150.821342] dfa0: 00000012 00000012 00000001 b6e51000 00000012 00000000 # [ 150.829533] dfc0: 00000012 00000012 b6f98e00 00000004 00000001 00000000 00020000 befd6a54 # [ 150.837719] dfe0: 00000004 befd6788 b6f034cf b6e897e6 # [ 150.842856] irq event stamp: 0 # [ 150.845965] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 150.851563] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 150.859122] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 150.866665] softirqs last disabled at (0): [<00000000>] 0x0 # [ 150.872278] ---[ end trace 3e1bb876e0124d6b ]--- # [ 150.876966] 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 [ 151.415195] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 151.420881] lkdtm: attempting safe refcount_add_not_zero() from zero [ 151.427329] lkdtm: Good: zero detected [ 151.431094] lkdtm: Correctly stayed at zero [ 151.435336] lkdtm: attempting bad refcount_add() from zero [ 151.440838] ------------[ cut here ]------------ [ 151.445532] WARNING: CPU: 3 PID: 2983 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 151.454069] refcount_t: addition on 0; use-after-free. [ 151.459260] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 151.488499] CPU: 3 PID: 2983 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 151.496252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 151.502786] Backtrace: [ 151.505268] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 151.512849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 151.518528] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 151.525854] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 151.532828] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 [ 151.540585] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 151.548077] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c59f6000 [ 151.553753] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 151.562809] r9:c1ad0738 r8:c15e8544 r7:c59f7f60 r6:00000012 r5:00000000 r4:c59f6000 [ 151.570575] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 151.580248] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 151.590004] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 151.598796] r5:c6610000 r4:00000034 [ 151.602385] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 151.610407] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 151.618336] r9:c59f7f60 r8:c309b300 r7:00000012 r6:b6e73000 r5:c6188a00 r4:c0c2e800 [ 151.626095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 151.633936] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6e73000 r5:c6188a00 r4:00000000 [ 151.641691] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 151.648837] r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c59f6000 r5:c6188a00 [ 151.656673] r4:c6188a00 [ 151.659218] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 151.666363] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000012 r4:00000012 [ 151.674121] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 151.681698] Exception stack(0xc59f7fa8 to 0xc59f7ff0) [ 151.686760] 7fa0: 00000012 00000012 00000001 b6e73000 00000012 00000000 [ 151.694951] 7fc0: 00000012 00000012 b6fbae00 00000004 00000001 00000000 00020000 bef76a54 [ 151.703136] 7fe0: 00000004 bef76788 b6f254cf b6eab7e6 [ 151.708258] irq event stamp: 0 [ 151.711345] hardirqs last enabled at (0): [<00000000>] 0x0 [ 151.717015] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 151.724523] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 151.732061] softirqs last disabled at (0): [<00000000>] 0x0 [ 151.737679] ---[ end trace 3e1bb876e0124d6c ]--- [ 151.742314] lkdtm: Zero detected: saturated # [ 151.415195] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 151.420881] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 151.427329] lkdtm: Good: zero detected # [ 151.431094] lkdtm: Correctly stayed at zero # [ 151.435336] lkdtm: attempting bad refcount_add() from zero # [ 151.440838] ------------[ cut here ]------------ # [ 151.445532] WARNING: CPU: 3 PID: 2983 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 151.454069] refcount_t: addition on 0; use-after-free. # [ 151.459260] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 151.488499] CPU: 3 PID: 2983 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 151.496252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 151.502786] Backtrace: # [ 151.505268] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 151.512849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 151.518528] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 151.525854] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 151.532828] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 # [ 151.540585] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 151.548077] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c59f6000 # [ 151.553753] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 151.562809] r9:c1ad0738 r8:c15e8544 r7:c59f7f60 r6:00000012 r5:00000000 r4:c59f6000 # [ 151.570575] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 151.580248] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 151.590004] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.598796] r5:c6610000 r4:00000034 # [ 151.602385] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.610407] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.618336] r9:c59f7f60 r8:c309b300 r7:00000012 r6:b6e73000 r5:c6188a00 r4:c0c2e800 # [ 151.626095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 151.633936] r9:c07f59f4 r8:c59f7f60 r7:c2816000 r6:b6e73000 r5:c6188a00 r4:00000000 # [ 151.641691] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 151.648837] r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c59f6000 r5:c6188a00 # [ 151.656673] r4:c6188a00 # [ 151.659218] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.666363] r9:c59f6000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000012 r4:00000012 # [ 151.674121] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.681698] Exception stack(0xc59f7fa8 to 0xc59f7ff0) # [ 151.686760] 7fa0: 00000012 00000012 00000001 b6e73000 00000012 00000000 # [ 151.694951] 7fc0: 00000012 00000012 b6fbae00 00000004 00000001 00000000 00020000 bef76a54 # [ 151.703136] 7fe0: 00000004 bef76788 b6f254cf b6eab7e6 # [ 151.708258] irq event stamp: 0 # [ 151.711345] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 151.717015] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 151.724523] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 151.732061] softirqs last disabled at (0): [<00000000>] 0x0 # [ 151.737679] ---[ end trace 3e1bb876e0124d6c ]--- # [ 151.742314] 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 [ 152.306414] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 152.312558] lkdtm: attempting bad refcount_inc() from saturated [ 152.318577] ------------[ cut here ]------------ [ 152.323233] WARNING: CPU: 1 PID: 3020 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 152.331757] refcount_t: saturated; leaking memory. [ 152.336635] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 152.365964] CPU: 1 PID: 3020 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 152.373718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 152.380252] Backtrace: [ 152.382734] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 152.390318] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 152.395994] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 152.403321] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 152.410296] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 152.418054] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 152.425546] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c5a08000 [ 152.431225] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 152.440196] r9:c1ad074c r8:c15e8544 r7:c5a09f60 r6:00000017 r5:c61be000 r4:c5a08000 [ 152.447962] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 152.457634] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 152.467824] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 152.477049] r4:00000035 [ 152.479598] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 152.487620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 152.495547] r9:c5a09f60 r8:c309b300 r7:00000017 r6:b6e24000 r5:c5aa2780 r4:c0c2e800 [ 152.503309] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 152.511150] r9:c07f59f4 r8:c5a09f60 r7:c2816000 r6:b6e24000 r5:c5aa2780 r4:00000000 [ 152.518905] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 152.526051] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c5a08000 r5:c5aa2780 [ 152.533887] r4:c5aa2780 [ 152.536434] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 152.543581] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000017 r4:00000017 [ 152.551339] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 152.558916] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 152.563979] 9fa0: 00000017 00000017 00000001 b6e24000 00000017 00000000 [ 152.572168] 9fc0: 00000017 00000017 b6f6be00 00000004 00000001 00000000 00020000 bef11a54 [ 152.580354] 9fe0: 00000004 bef11788 b6ed64cf b6e5c7e6 [ 152.585485] irq event stamp: 0 [ 152.588561] hardirqs last enabled at (0): [<00000000>] 0x0 [ 152.594156] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 152.601747] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 152.609318] softirqs last disabled at (0): [<00000000>] 0x0 [ 152.614938] ---[ end trace 3e1bb876e0124d6d ]--- [ 152.619573] lkdtm: Saturation detected: still saturated # [ 152.306414] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 152.312558] lkdtm: attempting bad refcount_inc() from saturated # [ 152.318577] ------------[ cut here ]------------ # [ 152.323233] WARNING: CPU: 1 PID: 3020 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 152.331757] refcount_t: saturated; leaking memory. # [ 152.336635] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 152.365964] CPU: 1 PID: 3020 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 152.373718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 152.380252] Backtrace: # [ 152.382734] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 152.390318] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 152.395994] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 152.403321] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 152.410296] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 152.418054] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 152.425546] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c5a08000 # [ 152.431225] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 152.440196] r9:c1ad074c r8:c15e8544 r7:c5a09f60 r6:00000017 r5:c61be000 r4:c5a08000 # [ 152.447962] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 152.457634] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 152.467824] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 152.477049] r4:00000035 # [ 152.479598] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 152.487620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 152.495547] r9:c5a09f60 r8:c309b300 r7:00000017 r6:b6e24000 r5:c5aa2780 r4:c0c2e800 # [ 152.503309] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 152.511150] r9:c07f59f4 r8:c5a09f60 r7:c2816000 r6:b6e24000 r5:c5aa2780 r4:00000000 # [ 152.518905] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 152.526051] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c5a08000 r5:c5aa2780 # [ 152.533887] r4:c5aa2780 # [ 152.536434] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 152.543581] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000017 r4:00000017 # [ 152.551339] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 152.558916] Exception stack(0xc5a09fa8 to 0xc5a09ff0) # [ 152.563979] 9fa0: 00000017 00000017 00000001 b6e24000 00000017 00000000 # [ 152.572168] 9fc0: 00000017 00000017 b6f6be00 00000004 00000001 00000000 00020000 bef11a54 # [ 152.580354] 9fe0: 00000004 bef11788 b6ed64cf b6e5c7e6 # [ 152.585485] irq event stamp: 0 # [ 152.588561] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 152.594156] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 152.601747] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 152.609318] softirqs last disabled at (0): [<00000000>] 0x0 # [ 152.614938] ---[ end trace 3e1bb876e0124d6d ]--- # [ 152.619573] 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 [ 153.176641] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 153.182786] lkdtm: attempting bad refcount_dec() from saturated [ 153.188882] ------------[ cut here ]------------ [ 153.193572] WARNING: CPU: 0 PID: 3055 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 153.202093] refcount_t: decrement hit 0; leaking memory. [ 153.207478] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 153.236813] CPU: 0 PID: 3055 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 153.244567] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 153.251099] Backtrace: [ 153.253583] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 153.261163] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 153.266841] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 153.274168] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 153.281144] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 153.288899] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 153.296391] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c60ce000 [ 153.302069] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 153.311039] r9:c1ad0764 r8:c15e8544 r7:c60cff60 r6:00000017 r5:c63d1000 r4:c60ce000 [ 153.318801] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 153.328472] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 153.338666] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 153.347894] r4:00000036 [ 153.350443] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 153.358465] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 153.366392] r9:c60cff60 r8:c309b300 r7:00000017 r6:b6e54000 r5:c5a0f540 r4:c0c2e800 [ 153.374152] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 153.381992] r9:c07f59f4 r8:c60cff60 r7:c2816000 r6:b6e54000 r5:c5a0f540 r4:00000000 [ 153.389748] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 153.396894] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c60ce000 r5:c5a0f540 [ 153.404729] r4:c5a0f540 [ 153.407276] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 153.414422] r9:c60ce000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000017 r4:00000017 [ 153.422180] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 153.429757] Exception stack(0xc60cffa8 to 0xc60cfff0) [ 153.434821] ffa0: 00000017 00000017 00000001 b6e54000 00000017 00000000 [ 153.443010] ffc0: 00000017 00000017 b6f9be00 00000004 00000001 00000000 00020000 bea1fa54 [ 153.451195] ffe0: 00000004 bea1f788 b6f064cf b6e8c7e6 [ 153.456342] irq event stamp: 0 [ 153.459420] hardirqs last enabled at (0): [<00000000>] 0x0 [ 153.465060] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 153.472563] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 153.480983] softirqs last disabled at (0): [<00000000>] 0x0 [ 153.486661] ---[ end trace 3e1bb876e0124d6e ]--- [ 153.491298] lkdtm: Saturation detected: still saturated # [ 153.176641] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 153.182786] lkdtm: attempting bad refcount_dec() from saturated # [ 153.188882] ------------[ cut here ]------------ # [ 153.193572] WARNING: CPU: 0 PID: 3055 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 153.202093] refcount_t: decrement hit 0; leaking memory. # [ 153.207478] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 153.236813] CPU: 0 PID: 3055 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 153.244567] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 153.251099] Backtrace: # [ 153.253583] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 153.261163] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 153.266841] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 153.274168] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 153.281144] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 153.288899] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 153.296391] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c60ce000 # [ 153.302069] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 153.311039] r9:c1ad0764 r8:c15e8544 r7:c60cff60 r6:00000017 r5:c63d1000 r4:c60ce000 # [ 153.318801] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 153.328472] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 153.338666] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 153.347894] r4:00000036 # [ 153.350443] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 153.358465] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 153.366392] r9:c60cff60 r8:c309b300 r7:00000017 r6:b6e54000 r5:c5a0f540 r4:c0c2e800 # [ 153.374152] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 153.381992] r9:c07f59f4 r8:c60cff60 r7:c2816000 r6:b6e54000 r5:c5a0f540 r4:00000000 # [ 153.389748] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 153.396894] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c60ce000 r5:c5a0f540 # [ 153.404729] r4:c5a0f540 # [ 153.407276] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 153.414422] r9:c60ce000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000017 r4:00000017 # [ 153.422180] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 153.429757] Exception stack(0xc60cffa8 to 0xc60cfff0) # [ 153.434821] ffa0: 00000017 00000017 00000001 b6e54000 00000017 00000000 # [ 153.443010] ffc0: 00000017 00000017 b6f9be00 00000004 00000001 00000000 00020000 bea1fa54 # [ 153.451195] ffe0: 00000004 bea1f788 b6f064cf b6e8c7e6 # [ 153.456342] irq event stamp: 0 # [ 153.459420] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 153.465060] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 153.472563] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 153.480983] softirqs last disabled at (0): [<00000000>] 0x0 # [ 153.486661] ---[ end trace 3e1bb876e0124d6e ]--- # [ 153.491298] 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 [ 154.064340] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 154.070624] lkdtm: attempting bad refcount_dec() from saturated [ 154.076672] ------------[ cut here ]------------ [ 154.081363] WARNING: CPU: 2 PID: 3090 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 154.089890] refcount_t: saturated; leaking memory. [ 154.094697] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 154.123977] CPU: 2 PID: 3090 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 154.131729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 154.138265] Backtrace: [ 154.140746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 154.148329] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 154.154006] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 154.161333] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 154.168307] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 154.176062] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 154.183555] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c642a000 [ 154.189231] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 154.198200] r9:c1ad077c r8:c15e8544 r7:c642bf60 r6:00000017 r5:c5c31000 r4:c642a000 [ 154.205965] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 154.215640] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 154.225829] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 154.235054] r4:00000037 [ 154.237603] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 154.245626] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 154.253556] r9:c642bf60 r8:c309b300 r7:00000017 r6:b6e20000 r5:c477ac80 r4:c0c2e800 [ 154.261315] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 154.269156] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e20000 r5:c477ac80 r4:00000000 [ 154.276911] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 154.284057] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c642a000 r5:c477ac80 [ 154.291892] r4:c477ac80 [ 154.294438] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 154.301587] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000017 r4:00000017 [ 154.309345] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 154.316922] Exception stack(0xc642bfa8 to 0xc642bff0) [ 154.321986] bfa0: 00000017 00000017 00000001 b6e20000 00000017 00000000 [ 154.330174] bfc0: 00000017 00000017 b6f67e00 00000004 00000001 00000000 00020000 beb8ea54 [ 154.338360] bfe0: 00000004 beb8e788 b6ed24cf b6e587e6 [ 154.343505] irq event stamp: 0 [ 154.346614] hardirqs last enabled at (0): [<00000000>] 0x0 [ 154.352211] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 154.359762] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 154.367369] softirqs last disabled at (0): [<00000000>] 0x0 [ 154.372967] ---[ end trace 3e1bb876e0124d6f ]--- [ 154.377656] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 154.064340] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 154.070624] lkdtm: attempting bad refcount_dec() from saturated # [ 154.076672] ------------[ cut here ]------------ # [ 154.081363] WARNING: CPU: 2 PID: 3090 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 154.089890] refcount_t: saturated; leaking memory. # [ 154.094697] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 154.123977] CPU: 2 PID: 3090 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 154.131729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 154.138265] Backtrace: # [ 154.140746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 154.148329] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 154.154006] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 154.161333] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 154.168307] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 154.176062] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 154.183555] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c642a000 # [ 154.189231] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 154.198200] r9:c1ad077c r8:c15e8544 r7:c642bf60 r6:00000017 r5:c5c31000 r4:c642a000 # [ 154.205965] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 154.215640] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 154.225829] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 154.235054] r4:00000037 # [ 154.237603] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 154.245626] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 154.253556] r9:c642bf60 r8:c309b300 r7:00000017 r6:b6e20000 r5:c477ac80 r4:c0c2e800 # [ 154.261315] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 154.269156] r9:c07f59f4 r8:c642bf60 r7:c2816000 r6:b6e20000 r5:c477ac80 r4:00000000 # [ 154.276911] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 154.284057] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c642a000 r5:c477ac80 # [ 154.291892] r4:c477ac80 # [ 154.294438] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 154.301587] r9:c642a000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000017 r4:00000017 # [ 154.309345] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 154.316922] Exception stack(0xc642bfa8 to 0xc642bff0) # [ 154.321986] bfa0: 00000017 00000017 00000001 b6e20000 00000017 00000000 # [ 154.330174] bfc0: 00000017 00000017 b6f67e00 00000004 00000001 00000000 00020000 beb8ea54 # [ 154.338360] bfe0: 00000004 beb8e788 b6ed24cf b6e587e6 # [ 154.343505] irq event stamp: 0 # [ 154.346614] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 154.352211] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 154.359762] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 154.367369] softirqs last disabled at (0): [<00000000>] 0x0 # [ 154.372967] ---[ end trace 3e1bb876e0124d6f ]--- # [ 154.377656] 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 [ 154.927007] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 154.933933] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 154.940715] ------------[ cut here ]------------ [ 154.945433] WARNING: CPU: 2 PID: 3122 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 154.953885] refcount_t: saturated; leaking memory. [ 154.958753] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 154.987968] CPU: 2 PID: 3122 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 154.995721] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 155.002256] Backtrace: [ 155.004738] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 155.012322] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 155.018001] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 155.025331] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 155.032305] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 155.040061] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 155.047553] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6452000 [ 155.053234] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 155.062206] r9:c1ad0794 r8:c15e8544 r7:c6453f60 r6:00000020 r5:c64f6000 r4:c0000000 [ 155.069967] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 155.080419] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 155.092165] r5:c64f6000 r4:c6452000 [ 155.095763] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 155.105770] r4:00000038 [ 155.108320] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 155.116344] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 155.124273] r9:c6453f60 r8:c309b300 r7:00000020 r6:b6e78000 r5:c5a48dc0 r4:c0c2e800 [ 155.132033] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 155.139875] r9:c07f59f4 r8:c6453f60 r7:c2816000 r6:b6e78000 r5:c5a48dc0 r4:00000000 [ 155.147633] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 155.154780] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6452000 r5:c5a48dc0 [ 155.162616] r4:c5a48dc0 [ 155.165164] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 155.172311] r9:c6452000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000020 r4:00000020 [ 155.180069] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 155.187645] Exception stack(0xc6453fa8 to 0xc6453ff0) [ 155.192711] 3fa0: 00000020 00000020 00000001 b6e78000 00000020 00000000 [ 155.200902] 3fc0: 00000020 00000020 b6fbfe00 00000004 00000001 00000000 00020000 beedca54 [ 155.209090] 3fe0: 00000004 beedc788 b6f2a4cf b6eb07e6 [ 155.214286] irq event stamp: 0 [ 155.217407] hardirqs last enabled at (0): [<00000000>] 0x0 [ 155.223004] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 155.230547] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 155.238127] softirqs last disabled at (0): [<00000000>] 0x0 [ 155.243727] ---[ end trace 3e1bb876e0124d70 ]--- [ 155.248398] lkdtm: Saturation detected: still saturated # [ 154.927007] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 154.933933] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 154.940715] ------------[ cut here ]------------ # [ 154.945433] WARNING: CPU: 2 PID: 3122 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 154.953885] refcount_t: saturated; leaking memory. # [ 154.958753] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 154.987968] CPU: 2 PID: 3122 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 154.995721] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 155.002256] Backtrace: # [ 155.004738] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 155.012322] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 155.018001] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 155.025331] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 155.032305] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 155.040061] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 155.047553] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6452000 # [ 155.053234] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 155.062206] r9:c1ad0794 r8:c15e8544 r7:c6453f60 r6:00000020 r5:c64f6000 r4:c0000000 # [ 155.069967] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 155.080419] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 155.092165] r5:c64f6000 r4:c6452000 # [ 155.095763] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 155.105770] r4:00000038 # [ 155.108320] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 155.116344] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 155.124273] r9:c6453f60 r8:c309b300 r7:00000020 r6:b6e78000 r5:c5a48dc0 r4:c0c2e800 # [ 155.132033] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 155.139875] r9:c07f59f4 r8:c6453f60 r7:c2816000 r6:b6e78000 r5:c5a48dc0 r4:00000000 # [ 155.147633] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 155.154780] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6452000 r5:c5a48dc0 # [ 155.162616] r4:c5a48dc0 # [ 155.165164] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 155.172311] r9:c6452000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000020 r4:00000020 # [ 155.180069] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 155.187645] Exception stack(0xc6453fa8 to 0xc6453ff0) # [ 155.192711] 3fa0: 00000020 00000020 00000001 b6e78000 00000020 00000000 # [ 155.200902] 3fc0: 00000020 00000020 b6fbfe00 00000004 00000001 00000000 00020000 beedca54 # [ 155.209090] 3fe0: 00000004 beedc788 b6f2a4cf b6eb07e6 # [ 155.214286] irq event stamp: 0 # [ 155.217407] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 155.223004] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 155.230547] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 155.238127] softirqs last disabled at (0): [<00000000>] 0x0 # [ 155.243727] ---[ end trace 3e1bb876e0124d70 ]--- # [ 155.248398] 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 [ 155.807607] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 155.814509] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 155.821312] ------------[ cut here ]------------ [ 155.826017] WARNING: CPU: 2 PID: 3156 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 155.834469] refcount_t: saturated; leaking memory. [ 155.839307] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 155.868522] CPU: 2 PID: 3156 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 155.876277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 155.882811] Backtrace: [ 155.885294] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 155.892878] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 155.898555] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 155.905884] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 155.912858] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 155.920616] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 155.928107] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64f2000 [ 155.933786] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 155.942757] r9:c1ad07b4 r8:c15e8544 r7:c64f3f60 r6:00000020 r5:c5c31000 r4:c0000000 [ 155.950519] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 155.960968] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 155.972711] r5:c5c31000 r4:c64f2000 [ 155.976309] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 155.986317] r4:00000039 [ 155.988866] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 155.996889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 156.004820] r9:c64f3f60 r8:c309b300 r7:00000020 r6:b6e1c000 r5:c5a07540 r4:c0c2e800 [ 156.012581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 156.020424] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6e1c000 r5:c5a07540 r4:00000000 [ 156.028180] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 156.035327] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c64f2000 r5:c5a07540 [ 156.043164] r4:c5a07540 [ 156.045712] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 156.052860] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000020 r4:00000020 [ 156.060619] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 156.068196] Exception stack(0xc64f3fa8 to 0xc64f3ff0) [ 156.073262] 3fa0: 00000020 00000020 00000001 b6e1c000 00000020 00000000 [ 156.081451] 3fc0: 00000020 00000020 b6f63e00 00000004 00000001 00000000 00020000 bef58a54 [ 156.089638] 3fe0: 00000004 bef58788 b6ece4cf b6e547e6 [ 156.094806] irq event stamp: 0 [ 156.097886] hardirqs last enabled at (0): [<00000000>] 0x0 [ 156.103480] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 156.111028] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 156.118588] softirqs last disabled at (0): [<00000000>] 0x0 [ 156.124185] ---[ end trace 3e1bb876e0124d71 ]--- [ 156.128861] lkdtm: Saturation detected: still saturated # [ 155.807607] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 155.814509] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 155.821312] ------------[ cut here ]------------ # [ 155.826017] WARNING: CPU: 2 PID: 3156 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 155.834469] refcount_t: saturated; leaking memory. # [ 155.839307] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 155.868522] CPU: 2 PID: 3156 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 155.876277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 155.882811] Backtrace: # [ 155.885294] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 155.892878] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 155.898555] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 155.905884] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 155.912858] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 155.920616] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 155.928107] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c64f2000 # [ 155.933786] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 155.942757] r9:c1ad07b4 r8:c15e8544 r7:c64f3f60 r6:00000020 r5:c5c31000 r4:c0000000 # [ 155.950519] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 155.960968] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 155.972711] r5:c5c31000 r4:c64f2000 # [ 155.976309] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 155.986317] r4:00000039 # [ 155.988866] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 155.996889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.004820] r9:c64f3f60 r8:c309b300 r7:00000020 r6:b6e1c000 r5:c5a07540 r4:c0c2e800 # [ 156.012581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 156.020424] r9:c07f59f4 r8:c64f3f60 r7:c2816000 r6:b6e1c000 r5:c5a07540 r4:00000000 # [ 156.028180] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.035327] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c64f2000 r5:c5a07540 # [ 156.043164] r4:c5a07540 # [ 156.045712] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.052860] r9:c64f2000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000020 r4:00000020 # [ 156.060619] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.068196] Exception stack(0xc64f3fa8 to 0xc64f3ff0) # [ 156.073262] 3fa0: 00000020 00000020 00000001 b6e1c000 00000020 00000000 # [ 156.081451] 3fc0: 00000020 00000020 b6f63e00 00000004 00000001 00000000 00020000 bef58a54 # [ 156.089638] 3fe0: 00000004 bef58788 b6ece4cf b6e547e6 # [ 156.094806] irq event stamp: 0 # [ 156.097886] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 156.103480] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 156.111028] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 156.118588] softirqs last disabled at (0): [<00000000>] 0x0 # [ 156.124185] ---[ end trace 3e1bb876e0124d71 ]--- # [ 156.128861] 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 [ 156.699748] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 156.706713] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 156.713432] ------------[ cut here ]------------ [ 156.718155] WARNING: CPU: 1 PID: 3193 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 156.726766] refcount_t: underflow; use-after-free. [ 156.731571] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 156.760798] CPU: 1 PID: 3193 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 156.768554] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 156.775089] Backtrace: [ 156.777576] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 156.785159] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 156.790836] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 156.798166] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 156.805142] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 156.812899] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 156.820392] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c614c000 [ 156.826071] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 156.835132] r9:c1ad07d4 r8:c15e8544 r7:c614df60 r6:00000020 r5:c61e9000 r4:c614c000 [ 156.842899] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 156.853355] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 156.865110] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 156.875116] r4:0000003a [ 156.877667] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 156.885689] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 156.893618] r9:c614df60 r8:c309b300 r7:00000020 r6:b6e00000 r5:c5a3d400 r4:c0c2e800 [ 156.901380] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 156.909223] r9:c07f59f4 r8:c614df60 r7:c2816000 r6:b6e00000 r5:c5a3d400 r4:00000000 [ 156.916981] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 156.924129] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c614c000 r5:c5a3d400 [ 156.931965] r4:c5a3d400 [ 156.934511] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 156.941659] r9:c614c000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000020 r4:00000020 [ 156.949417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 156.956995] Exception stack(0xc614dfa8 to 0xc614dff0) [ 156.962060] dfa0: 00000020 00000020 00000001 b6e00000 00000020 00000000 [ 156.970251] dfc0: 00000020 00000020 b6f47e00 00000004 00000001 00000000 00020000 beb9ba54 [ 156.978437] dfe0: 00000004 beb9b788 b6eb24cf b6e387e6 [ 156.983577] irq event stamp: 0 [ 156.986684] hardirqs last enabled at (0): [<00000000>] 0x0 [ 156.992281] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 156.999843] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 157.007406] softirqs last disabled at (0): [<00000000>] 0x0 [ 157.013000] ---[ end trace 3e1bb876e0124d72 ]--- [ 157.017671] lkdtm: Saturation detected: still saturated # [ 156.699748] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 156.706713] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 156.713432] ------------[ cut here ]------------ # [ 156.718155] WARNING: CPU: 1 PID: 3193 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 156.726766] refcount_t: underflow; use-after-free. # [ 156.731571] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 156.760798] CPU: 1 PID: 3193 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 156.768554] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 156.775089] Backtrace: # [ 156.777576] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 156.785159] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 156.790836] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 156.798166] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 156.805142] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 156.812899] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 156.820392] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c614c000 # [ 156.826071] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 156.835132] r9:c1ad07d4 r8:c15e8544 r7:c614df60 r6:00000020 r5:c61e9000 r4:c614c000 # [ 156.842899] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 156.853355] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 156.865110] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 156.875116] r4:0000003a # [ 156.877667] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 156.885689] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.893618] r9:c614df60 r8:c309b300 r7:00000020 r6:b6e00000 r5:c5a3d400 r4:c0c2e800 # [ 156.901380] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 156.909223] r9:c07f59f4 r8:c614df60 r7:c2816000 r6:b6e00000 r5:c5a3d400 r4:00000000 # [ 156.916981] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.924129] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c614c000 r5:c5a3d400 # [ 156.931965] r4:c5a3d400 # [ 156.934511] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.941659] r9:c614c000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000020 r4:00000020 # [ 156.949417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.956995] Exception stack(0xc614dfa8 to 0xc614dff0) # [ 156.962060] dfa0: 00000020 00000020 00000001 b6e00000 00000020 00000000 # [ 156.970251] dfc0: 00000020 00000020 b6f47e00 00000004 00000001 00000000 00020000 beb9ba54 # [ 156.978437] dfe0: 00000004 beb9b788 b6eb24cf b6e387e6 # [ 156.983577] irq event stamp: 0 # [ 156.986684] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 156.992281] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 156.999843] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 157.007406] softirqs last disabled at (0): [<00000000>] 0x0 # [ 157.013000] ---[ end trace 3e1bb876e0124d72 ]--- # [ 157.017671] 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 [ 157.579016] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 157.586001] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 157.592740] ------------[ cut here ]------------ [ 157.597483] WARNING: CPU: 1 PID: 3228 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 157.606067] refcount_t: underflow; use-after-free. [ 157.610873] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 [ 157.640107] CPU: 1 PID: 3228 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 157.647861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 157.654396] Backtrace: [ 157.656879] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 157.664463] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 157.670141] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 157.677472] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 157.684449] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 157.692205] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 157.699698] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c616c000 [ 157.705375] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 157.714433] r9:c1ad07f4 r8:c15e8544 r7:c616df60 r6:00000020 r5:c5e88000 r4:c616c000 [ 157.722202] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 157.732656] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 157.744410] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 157.754416] r4:0000003b [ 157.756966] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 157.764987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 157.772916] r9:c616df60 r8:c309b300 r7:00000020 r6:b6dc3000 r5:c5a3cf00 r4:c0c2e800 [ 157.780678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 157.788521] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6dc3000 r5:c5a3cf00 r4:00000000 [ 157.796276] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 157.803424] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c616c000 r5:c5a3cf00 [ 157.811261] r4:c5a3cf00 [ 157.813808] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 157.820956] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000020 r4:00000020 [ 157.828714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 157.836291] Exception stack(0xc616dfa8 to 0xc616dff0) [ 157.841354] dfa0: 00000020 00000020 00000001 b6dc3000 00000020 00000000 [ 157.849543] dfc0: 00000020 00000020 b6f0ae00 00000004 00000001 00000000 00020000 bee14a54 [ 157.857730] dfe0: 00000004 bee14788 b6e754cf b6dfb7e6 [ 157.862859] irq event stamp: 0 [ 157.865966] hardirqs last enabled at (0): [<00000000>] 0x0 [ 157.871564] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 157.879114] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 157.886680] softirqs last disabled at (0): [<00000000>] 0x0 [ 157.892279] ---[ end trace 3e1bb876e0124d73 ]--- [ 157.896961] lkdtm: Saturation detected: still saturated # [ 157.579016] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 157.586001] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 157.592740] ------------[ cut here ]------------ # [ 157.597483] WARNING: CPU: 1 PID: 3228 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 157.606067] refcount_t: underflow; use-after-free. # [ 157.610873] 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 snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx imx_ldb dw_hdmi parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 157.640107] CPU: 1 PID: 3228 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 157.647861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 157.654396] Backtrace: # [ 157.656879] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 157.664463] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 157.670141] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 157.677472] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 157.684449] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 157.692205] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 157.699698] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c616c000 # [ 157.705375] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 157.714433] r9:c1ad07f4 r8:c15e8544 r7:c616df60 r6:00000020 r5:c5e88000 r4:c616c000 # [ 157.722202] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 157.732656] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 157.744410] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 157.754416] r4:0000003b # [ 157.756966] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 157.764987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 157.772916] r9:c616df60 r8:c309b300 r7:00000020 r6:b6dc3000 r5:c5a3cf00 r4:c0c2e800 # [ 157.780678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 157.788521] r9:c07f59f4 r8:c616df60 r7:c2816000 r6:b6dc3000 r5:c5a3cf00 r4:00000000 # [ 157.796276] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 157.803424] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c616c000 r5:c5a3cf00 # [ 157.811261] r4:c5a3cf00 # [ 157.813808] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 157.820956] r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000020 r4:00000020 # [ 157.828714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 157.836291] Exception stack(0xc616dfa8 to 0xc616dff0) # [ 157.841354] dfa0: 00000020 00000020 00000001 b6dc3000 00000020 00000000 # [ 157.849543] dfc0: 00000020 00000020 b6f0ae00 00000004 00000001 00000000 00020000 bee14a54 # [ 157.857730] dfe0: 00000004 bee14788 b6e754cf b6dfb7e6 # [ 157.862859] irq event stamp: 0 # [ 157.865966] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 157.871564] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 157.879114] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 157.886680] softirqs last disabled at (0): [<00000000>] 0x0 # [ 157.892279] ---[ end trace 3e1bb876e0124d73 ]--- # [ 157.896961] 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 [ 158.880299] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 158.886501] lkdtm: attempting good copy_to_user of correct size [ 158.892529] lkdtm: attempting bad copy_to_user of too large size # [ 158.880299] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 158.886501] lkdtm: attempting good copy_to_user of correct size # [ 158.892529] 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 [ 159.437163] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 159.443385] lkdtm: attempting good copy_from_user of correct size [ 159.449570] lkdtm: attempting bad copy_from_user of too large size # [ 159.437163] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 159.443385] lkdtm: attempting good copy_from_user of correct size # [ 159.449570] 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 [ 159.957153] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 159.963693] lkdtm: attempting good copy_to_user inside whitelist [ 159.969946] lkdtm: attempting bad copy_to_user outside whitelist # [ 159.957153] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 159.963693] lkdtm: attempting good copy_to_user inside whitelist # [ 159.969946] 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 [ 160.506983] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 160.513648] lkdtm: attempting good copy_from_user inside whitelist [ 160.519924] lkdtm: attempting bad copy_from_user outside whitelist # [ 160.506983] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 160.513648] lkdtm: attempting good copy_from_user inside whitelist # [ 160.519924] 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 [ 161.020885] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 161.027158] lkdtm: good_stack: c63c3e0c-c63c3e2c [ 161.031795] lkdtm: bad_stack : c63c3d84-c63c3da4 [ 161.036522] lkdtm: attempting good copy_to_user of local stack [ 161.042410] lkdtm: attempting bad copy_to_user of distant stack # [ 161.020885] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 161.027158] lkdtm: good_stack: c63c3e0c-c63c3e2c # [ 161.031795] lkdtm: bad_stack : c63c3d84-c63c3da4 # [ 161.036522] lkdtm: attempting good copy_to_user of local stack # [ 161.042410] 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 [ 161.567167] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 161.573578] lkdtm: good_stack: c47a7e0c-c47a7e2c [ 161.578417] lkdtm: bad_stack : c47a7d84-c47a7da4 [ 161.583102] lkdtm: attempting good copy_from_user of local stack [ 161.589293] lkdtm: attempting bad copy_from_user of distant stack # [ 161.567167] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 161.573578] lkdtm: good_stack: c47a7e0c-c47a7e2c # [ 161.578417] lkdtm: bad_stack : c47a7d84-c47a7da4 # [ 161.583102] lkdtm: attempting good copy_from_user of local stack # [ 161.589293] 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 [ 162.110423] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 162.116591] lkdtm: good_stack: c614be0c-c614be2c [ 162.121247] lkdtm: bad_stack : c614bffc-c614c01c [ 162.125986] lkdtm: attempting good copy_to_user of local stack [ 162.131879] lkdtm: attempting bad copy_to_user of distant stack # [ 162.110423] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 162.116591] lkdtm: good_stack: c614be0c-c614be2c # [ 162.121247] lkdtm: bad_stack : c614bffc-c614c01c # [ 162.125986] lkdtm: attempting good copy_to_user of local stack # [ 162.131879] 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 [ 162.634973] lkdtm: Performing direct entry USERCOPY_KERNEL [ 162.640554] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 [ 162.647823] lkdtm: attempting bad copy_to_user from kernel text: c053a034 [ 162.654663] lkdtm: FAIL: survived bad copy_to_user() # [ 162.634973] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 162.640554] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 # [ 162.647823] lkdtm: attempting bad copy_to_user from kernel text: c053a034 # [ 162.654663] 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 [ 163.201812] lkdtm: Performing direct entry STACKLEAK_ERASING [ 163.207585] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 163.214598] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 163.221576] lkdtm: FAIL: the thread stack is NOT properly erased [ 163.227669] CPU: 2 PID: 3593 Comm: cat Tainted: G D W 5.10.145-cip17 #1 [ 163.235421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 163.241956] Backtrace: [ 163.244442] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 163.252026] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 163.257703] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 163.265034] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 163.273572] r9:c1ad08fc r8:c15e8544 r7:c6227f60 r6:c6227e34 r5:c6226000 r4:0000078d [ 163.281337] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 163.290132] r8:c15e8544 r7:c6227f60 r6:00000012 r5:c5c50000 r4:00000046 [ 163.296848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 163.304870] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 163.312798] r9:c6227f60 r8:c309b300 r7:00000012 r6:b6dfe000 r5:c5a07680 r4:c0c2e800 [ 163.320559] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 163.328403] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6dfe000 r5:c5a07680 r4:00000000 [ 163.336159] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 163.343306] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6226000 r5:c5a07680 [ 163.351141] r4:c5a07680 [ 163.353687] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 163.360834] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:00000012 r4:00000012 [ 163.368593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 163.376169] Exception stack(0xc6227fa8 to 0xc6227ff0) [ 163.381235] 7fa0: 00000012 00000012 00000001 b6dfe000 00000012 00000000 [ 163.389426] 7fc0: 00000012 00000012 b6f45e00 00000004 00000001 00000000 00020000 beb34a54 [ 163.397612] 7fe0: 00000004 beb34788 b6eb04cf b6e367e6 # [ 163.201812] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 163.207585] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 163.214598] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 163.221576] lkdtm: FAIL: the thread stack is NOT properly erased # [ 163.227669] CPU: 2 PID: 3593 Comm: cat Tainted: G D W 5.10.145-cip17 #1 # [ 163.235421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 163.241956] Backtrace: # [ 163.244442] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 163.252026] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 163.257703] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 163.265034] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 163.273572] r9:c1ad08fc r8:c15e8544 r7:c6227f60 r6:c6227e34 r5:c6226000 r4:0000078d # [ 163.281337] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 163.290132] r8:c15e8544 r7:c6227f60 r6:00000012 r5:c5c50000 r4:00000046 # [ 163.296848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 163.304870] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 163.312798] r9:c6227f60 r8:c309b300 r7:00000012 r6:b6dfe000 r5:c5a07680 r4:c0c2e800 # [ 163.320559] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 163.328403] r9:c07f59f4 r8:c6227f60 r7:c2816000 r6:b6dfe000 r5:c5a07680 r4:00000000 # [ 163.336159] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 163.343306] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6226000 r5:c5a07680 # [ 163.351141] r4:c5a07680 # [ 163.353687] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 163.360834] r9:c6226000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:00000012 r4:00000012 # [ 163.368593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 163.376169] Exception stack(0xc6227fa8 to 0xc6227ff0) # [ 163.381235] 7fa0: 00000012 00000012 00000001 b6dfe000 00000012 00000000 # [ 163.389426] 7fc0: 00000012 00000012 b6f45e00 00000004 00000001 00000000 00020000 beb34a54 # [ 163.397612] 7fe0: 00000004 beb34788 b6eb04cf b6e367e6 # 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 [ 163.931826] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 163.937579] lkdtm: Calling matched prototype ... [ 163.942211] lkdtm: Calling mismatched prototype ... [ 163.947141] lkdtm: Fail: survived mismatched prototype function call! # [ 163.931826] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 163.937579] lkdtm: Calling matched prototype ... # [ 163.942211] lkdtm: Calling mismatched prototype ... # [ 163.947141] 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 / #