[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 (2 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 6771481/tftp-deploy-rifoqpw1/kernel/zImage tftp 0x10000000 6771481/tftp-deploy-rifoqpw1/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '6771481/tftp-deploy-rifoqpw1/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 2.6 MiB/s done Bytes transferred = 12333568 (bc3200 hex) => tftp 0x14000000 6771481/tftp-deploy-rifoqpw1/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6771481/tftp-deploy-rifoqpw1/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '6771481/tftp-deploy-rifoqpw1/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 2.5 MiB/s done Bytes transferred = 15420707 (eb4d23 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6771481/tftp-deploy-rifoqpw1/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6771481/tftp-deploy-rifoqpw1/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '6771481/tftp-deploy-rifoqpw1/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 162.1 KiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/6771481/extract-nfsrootfs-hlf_lek3,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/6771481/extract-nfsrootfs-hlf_lek3,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc3200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15420643 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.128-cip11 (KernelCI@build-j324962-arm-gcc-10-multi-v7-defconfig-kselftest-2xcf7) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Jul 7 05:29:20 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/6771481/extract-nfsrootfs-hlf_lek3,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: 921464K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61576K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55455 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 15ns [ 0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns [ 0.000040] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns [ 0.004443] Console: colour dummy device 80x30 [ 0.004510] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004540] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004566] ... MAX_LOCK_DEPTH: 48 [ 0.004592] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004617] ... CLASSHASH_SIZE: 4096 [ 0.004642] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004667] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004694] ... CHAINHASH_SIZE: 32768 [ 0.004719] memory used by lock dependency info: 4061 kB [ 0.004744] memory used for stack traces: 2112 kB [ 0.004770] per task-struct memory footprint: 1536 bytes [ 0.004869] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000) [ 0.004921] pid_max: default: 32768 minimum: 301 [ 0.005306] LSM: Security Framework initializing [ 0.005417] LSM support for eBPF active [ 0.005565] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005615] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008181] CPU: Testing write buffer coherency: ok [ 0.008300] CPU0: Spectre v2: using BPIALL workaround [ 0.009384] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013246] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015625] rcu: Hierarchical SRCU implementation. [ 0.025013] EFI services will not be available. [ 0.026321] smp: Bringing up secondary CPUs ... [ 0.029615] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029631] CPU1: Spectre v2: using BPIALL workaround [ 0.033607] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033622] CPU2: Spectre v2: using BPIALL workaround [ 0.037267] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037281] CPU3: Spectre v2: using BPIALL workaround [ 0.038141] smp: Brought up 1 node, 4 CPUs [ 0.038185] SMP: Total of 4 processors activated (528.00 BogoMIPS). [ 0.038220] CPU: All CPU(s) started in SVC mode. [ 0.041122] devtmpfs: initialized [ 0.096656] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.099483] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.099557] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.104277] pinctrl core: initialized pinctrl subsystem [ 0.111180] DMI not present or invalid. [ 0.113481] NET: Registered protocol family 16 [ 0.125048] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.134428] thermal_sys: Registered thermal governor 'step_wise' [ 0.134971] cpuidle: using governor menu [ 0.135510] CPU identified as i.MX6Q, silicon rev 1.0 [ 0.880827] vdd1p1: supplied by regulator-dummy [ 0.912588] vdd3p0: supplied by regulator-dummy [ 0.943940] vdd2p5: supplied by regulator-dummy [ 0.975351] vddarm: supplied by regulator-dummy [ 1.007579] vddpu: supplied by regulator-dummy [ 1.038010] vddsoc: supplied by regulator-dummy [ 2.369212] No ATAGs? [ 2.370106] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.370192] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.389741] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.419186] Serial: AMBA PL011 UART driver [ 2.482584] Kprobes globally optimized [ 2.576323] mxs-dma 110000.dma-apbh: initialized [ 2.608671] iommu: Default domain type: Translated [ 2.611185] vgaarb: loaded [ 2.615835] SCSI subsystem initialized [ 2.618390] usbcore: registered new interface driver usbfs [ 2.618711] usbcore: registered new interface driver hub [ 2.619055] usbcore: registered new device driver usb [ 2.626727] i2c i2c-0: IMX I2C adapter registered [ 2.633651] i2c i2c-1: IMX I2C adapter registered [ 2.638147] i2c i2c-2: IMX I2C adapter registered [ 2.642996] pps_core: LinuxPPS API ver. 1 registered [ 2.643040] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.643138] PTP clock support registered [ 2.662729] clocksource: Switched to clocksource mxc_timer1 [ 4.344898] NET: Registered protocol family 2 [ 4.345718] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.349111] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.349292] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.349518] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.350957] TCP: Hash tables configured (established 8192 bind 8192) [ 4.352013] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.352511] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.352771] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.353518] NET: Registered protocol family 1 [ 4.356325] RPC: Registered named UNIX socket transport module. [ 4.356414] RPC: Registered udp transport module. [ 4.356458] RPC: Registered tcp transport module. [ 4.356495] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.356547] NET: Registered protocol family 44 [ 4.356613] PCI: CLS 0 bytes, default 64 [ 4.359099] Trying to unpack rootfs image as initramfs... [ 6.260221] Freeing initrd memory: 15060K [ 6.261114] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.262392] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.271389] Initialise system trusted keyrings [ 6.272516] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.322655] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.326311] NFS: Registering the id_resolver key type [ 6.326510] Key type id_resolver registered [ 6.326598] Key type id_legacy registered [ 6.327260] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.327364] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.327575] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.329708] Key type asymmetric registered [ 6.329833] Asymmetric key parser 'x509' registered [ 6.330302] bounce: pool size: 64 pages [ 6.330462] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.330569] io scheduler mq-deadline registered [ 6.330612] io scheduler kyber registered [ 6.331525] test_firmware: interface ready [ 6.571975] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.572317] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.839149] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.859951] SuperH (H)SCI(F) driver initialized [ 6.863097] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.868242] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.800270] printk: console [ttymxc1] enabled [ 7.811202] msm_serial: driver initialized [ 7.816554] STMicroelectronics ASC driver initialized [ 7.828330] STM32 USART driver initialized [ 7.854929] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.877648] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.886194] panel-simple panel-lcd: Specify missing connector_type [ 7.894128] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.949127] brd: module loaded [ 8.011375] loop: module loaded [ 8.017895] lkdtm: No crash points registered, enable through debugfs [ 8.040372] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.048447] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.056561] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.064844] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.072977] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.081161] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.089009] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.100468] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.107602] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.116501] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.130815] scsi host0: ahci-imx [ 8.136512] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.203052] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.216751] pps pps0: new PPS source ptp0 [ 8.262946] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.273912] e1000e: Intel(R) PRO/1000 Network Driver [ 8.278916] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.285175] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.290608] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.319059] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.326716] usbcore: registered new interface driver pegasus [ 8.332674] usbcore: registered new interface driver asix [ 8.338251] usbcore: registered new interface driver ax88179_178a [ 8.344591] usbcore: registered new interface driver cdc_ether [ 8.350661] usbcore: registered new interface driver smsc75xx [ 8.356706] usbcore: registered new interface driver smsc95xx [ 8.362682] usbcore: registered new interface driver net1080 [ 8.368516] usbcore: registered new interface driver cdc_subset [ 8.374694] usbcore: registered new interface driver zaurus [ 8.380603] usbcore: registered new interface driver cdc_ncm [ 8.399499] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.406194] ehci-pci: EHCI PCI platform driver [ 8.410836] ehci-platform: EHCI generic platform driver [ 8.417203] ehci-orion: EHCI orion driver [ 8.422247] SPEAr-ehci: EHCI SPEAr driver [ 8.427185] ehci-st: EHCI STMicroelectronics driver [ 8.433049] ehci-exynos: EHCI Exynos driver [ 8.438145] ehci-atmel: EHCI Atmel driver [ 8.443122] tegra-ehci: Tegra EHCI driver [ 8.448081] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.454423] ohci-pci: OHCI PCI platform driver [ 8.459080] ohci-platform: OHCI generic platform driver [ 8.465382] SPEAr-ohci: OHCI SPEAr driver [ 8.470314] ohci-st: OHCI STMicroelectronics driver [ 8.476174] ohci-atmel: OHCI Atmel driver [ 8.483861] usbcore: registered new interface driver usb-storage [ 8.485097] ata1: SATA link down (SStatus 0 SControl 300) [ 8.495774] ahci-imx 2200000.sata: no device found, disabling link. [ 8.502081] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.523794] i2c /dev entries driver [ 8.612103] sdhci: Secure Digital Host Controller Interface driver [ 8.618398] sdhci: Copyright(c) Pierre Ossman [ 8.632774] Synopsys Designware Multimedia Card Interface Driver [ 8.646508] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.656113] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.661331] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.664308] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.673108] ledtrig-cpu: registered to indicate activity on CPUs [ 8.683165] usbcore: registered new interface driver usbhid [ 8.688779] usbhid: USB HID core driver [ 8.706146] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.716749] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.719075] netem: version 1.3 [ 8.727032] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.735132] gre: GRE over IPv4 demultiplexor driver [ 8.740050] ip_gre: GRE over IPv4 tunneling driver [ 8.751019] IPv4 over IPsec tunneling driver [ 8.755176] mmc2: new high speed SDHC card at address 0001 [ 8.760436] NET: Registered protocol family 10 [ 8.765023] mmcblk2: mmc2:0001 SD 14.6 GiB [ 8.773242] Segment Routing with IPv6 [ 8.783646] ip6_gre: GRE over IPv6 tunneling driver [ 8.791609] NET: Registered protocol family 17 [ 8.792873] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.797697] Key type dns_resolver registered [ 8.803650] GPT:29296874 != 30560255 [ 8.803669] GPT:Alternate GPT header not at the end of the disk. [ 8.803686] GPT:29296874 != 30560255 [ 8.803701] GPT: Use GNU Parted to correct GPT errors. [ 8.803786] mmcblk2: p1 p2 p3 [ 8.821349] ThumbEE CPU extension supported. [ 8.834106] Registering SWP/SWPB emulation handler [ 8.840308] Loading compiled-in X.509 certificates [ 9.069327] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.078068] panel-simple panel-lcd: Specify missing connector_type [ 9.093937] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.138019] imx_usb 2184200.usb: No over current polarity defined [ 9.152559] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.157859] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.193796] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.214719] hub 1-0:1.0: USB hub found [ 9.220621] hub 1-0:1.0: 1 port detected [ 9.238833] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data [ 9.246300] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem [ 9.254762] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22 [ 9.288888] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.297437] panel-simple panel-lcd: Specify missing connector_type [ 9.313224] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.351326] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.359846] panel-simple panel-lcd: Specify missing connector_type [ 9.375557] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.398016] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.434838] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.443355] panel-simple panel-lcd: Specify missing connector_type [ 9.459057] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.484372] 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) [ 9.500066] IP-Config: Failed to open gretap0 [ 9.504590] IP-Config: Failed to open erspan0 [ 9.532395] Sending DHCP requests . [ 9.652563] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.871409] hub 1-1:1.0: USB hub found [ 9.876258] hub 1-1:1.0: 3 ports detected [ 9.918006] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.926583] panel-simple panel-lcd: Specify missing connector_type [ 9.942463] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.593841] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.602573] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 11.742499] ., OK [ 11.784836] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.100 [ 11.793319] IP-Config: Complete: [ 11.796634] device=eth0, hwaddr=0e:cc:7b:b0:7c:c7, ipaddr=192.168.101.100, mask=255.255.255.0, gw=192.168.101.1 [ 11.807352] host=imx6q-sabrelite-cbg-1, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 11.816272] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 11.816318] nameserver0=192.168.101.1 [ 11.897883] Freeing unused kernel memory: 2048K [ 11.924374] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 16.894606] imx-ipuv3 2400000.ipu: IPUv3H probed [ 16.945277] imx-ipuv3 2800000.ipu: IPUv3H probed [ 16.961353] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.978628] panel-simple panel-lcd: Specify missing connector_type [ 17.010903] CAN device driver interface [ 17.012523] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.099285] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.108007] panel-simple panel-lcd: Specify missing connector_type [ 17.138467] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.178114] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.188099] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.197331] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.204091] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.215036] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.221598] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.228083] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.229955] caam 2100000.crypto: Entropy delay = 3200 [ 17.238044] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.285801] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.294723] panel-simple panel-lcd: Specify missing connector_type [ 17.298468] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.300448] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.315254] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.315526] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.341174] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.361211] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.366525] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.367151] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.373249] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.438117] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.462298] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.463340] panel-simple panel-lcd: Specify missing connector_type [ 17.471231] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.502350] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.525257] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.546974] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.592014] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.596154] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.605662] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.614797] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.619082] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.623527] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.732973] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.741836] panel-simple panel-lcd: Specify missing connector_type [ 17.813993] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.921131] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.929806] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.939272] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.947835] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.974798] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.983434] panel-simple panel-lcd: Specify missing connector_type [ 18.560910] caam algorithms registered in /proc/crypto [ 18.597668] caam 2100000.crypto: registering rng-caam [ 18.726746] random: crng init done [ 18.740082] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.778066] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.786715] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.795584] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.804157] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.832102] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.840906] panel-simple panel-lcd: Specify missing connector_type [ 18.857166] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.898438] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers [ 18.907199] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ... done. Begin: Running /script[ 18.918634] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) s/init-premount ... done. Begin:[ 18.929365] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. 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. [ 22.571231] systemd[1]: System time before build time, advancing clock. [ 22.885470] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 22.911131] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 22.969418] systemd[1]: Set hostname to . [ 25.545102] systemd[1]: Queued start job for default target Graphical Interface. [ 25.560471] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.608144] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.657721] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 25.707109] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 25.756840] 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. [ 25.806086] 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. [ 25.854150] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.868033] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.914192] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.953450] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.993156] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 26.032994] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 26.076989] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 26.189911] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 26.208733] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 26.259482] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 26.299316] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 26.355203] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 26.408067] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.456669] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.467762] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.488924] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.536791] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.586310] 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... [ 26.675221] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.729160] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.788582] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.833641] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.870871] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.885944] fuse: init (API version 7.32) [ 26.937216] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 26.984906] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 27.039386] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 27.116124] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 27.162675] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 27.203302] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 27.318315] systemd[1]: modprobe@configfs.service: Succeeded. [ 27.329898] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 27.389613] systemd[1]: modprobe@drm.service: Succeeded. [ 27.400771] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.449779] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.461619] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.509582] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.549418] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.607881] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 27.657268] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 27.696110] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 27.707380] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 27.729301] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 27.776795] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 27.847162] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 27.925644] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 28.307919] systemd-journald[267]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] 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] Started [0;1;39mNetwork Name Resolution[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] 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] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. 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 5.10.128-cip11 #1 SMP Thu Jul 7 05:29:20 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/6771481/extract-nfsrootfs-hlf_lek3' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6771481/extract-nfsrootfs-hlf_lek3' / # 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-6771481/environment . /lava-6771481/environment / # /lava-6771481/bin/lava-test-runner /lava-6771481/0 /lava-6771481/bin/lava-test-runner /lava-6771481/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6771481/0/tests/0_timesync-off ++ cat uuid + UUID=6771481_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-6771481/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6771481_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.126-cip11-116-gef362fbbff528/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6771481/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 5d 14h 22min 56s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:36-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.126-cip11-116-gef362fbbff528/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: 1409748 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 44.98K 160KB/s kselftest.tar.xz 15%[==> ] 214.67K 375KB/s kselftest.tar.xz 44%[=======> ] 605.88K 689KB/s kselftest.tar.xz 65%[============> ] 897.17K 776KB/s kselftest.tar.xz 100%[===================>] 1.34M 1.01MB/s in 1.3s 2022-03-20 19:56:38 (1.01 MB/s) - 'kselftest.tar.xz' saved [1409748/1409748] tar: ./size/get_size: time stamp 2022-07-07 05:42:46 is 9366367.229469257 s in the future tar: ./size: time stamp 2022-07-07 05:42:55 is 9366376.224797863 s in the future tar: ./ptrace/vmaccess: time stamp 2022-07-07 05:42:42 is 9366363.212155166 s in the future tar: ./ptrace/peeksiginfo: time stamp 2022-07-07 05:42:42 is 9366363.203805303 s in the future tar: ./ptrace/get_syscall_info: time stamp 2022-07-07 05:42:42 is 9366363.190451166 s in the future tar: ./ptrace: time stamp 2022-07-07 05:42:55 is 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net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 106.150117] 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 [ 107.379750] lkdtm: Performing direct entry BUG [ 107.384784] ------------[ cut here ]------------ [ 107.389417] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 107.394652] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 107.399800] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 107.428874] CPU: 1 PID: 786 Comm: cat Not tainted 5.10.128-cip11 #1 [ 107.435147] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.441696] PC is at lkdtm_BUG+0x14/0x18 [ 107.445633] LR is at lkdtm_do_action+0x2c/0x4c [ 107.450086] pc : [] lr : [] psr: a00e0013 [ 107.456360] sp : c5ab7e58 ip : c5ab7e68 fp : c5ab7e64 [ 107.461592] r10: 00000004 r9 : c1acb788 r8 : c15e7d40 [ 107.466824] r7 : c5ab7f60 r6 : 00000004 r5 : c6b31000 r4 : 00000001 [ 107.473360] r3 : c0c2d58c r2 : e4d813ed r1 : ef7965e0 r0 : c15e7d48 [ 107.479896] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 107.487038] Control: 10c5387d Table: 16c3404a DAC: 00000051 [ 107.492793] Process cat (pid: 786, stack limit = 0x3a8faae1) [ 107.498460] Stack: (0xc5ab7e58 to 0xc5ab8000) [ 107.502827] 7e40: c5ab7e74 c5ab7e68 [ 107.511016] 7e60: c0c2d020 c0c2d598 c5ab7e9c c5ab7e78 c0c2d520 c0c2d000 c0c2d400 c6996780 [ 107.519205] 7e80: b6e38000 00000004 c5366540 c5ab7f60 c5ab7ec4 c5ab7ea0 c07f4c50 c0c2d40c [ 107.527394] 7ea0: 00000000 c6996780 b6e38000 c2816000 c5ab7f60 c07f4bec c5ab7f5c c5ab7ec8 [ 107.535583] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5ab6000 [ 107.543772] 7ee0: b6e38000 00020000 00000004 00000004 0001fffc c5ab7ee0 00000001 b6e37000 [ 107.551961] 7f00: c6a69900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.560151] 7f20: 00000000 00000000 c136d410 e4d813ed c205c080 c6996780 c6996780 c5ab6000 [ 107.568340] 7f40: b6e38000 00000000 00000000 00000004 c5ab7f94 c5ab7f60 c05988bc c0598228 [ 107.576528] 7f60: 00000000 00000000 c5ab7fac e4d813ed 00000004 00000004 b6f7fe00 00000004 [ 107.584716] 7f80: c03002e4 c5ab6000 c5ab7fa4 c5ab7f98 c059894c c0598854 00000000 c5ab7fa8 [ 107.592905] 7fa0: c03000c0 c0598940 00000004 00000004 00000001 b6e38000 00000004 00000000 [ 107.601093] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 [ 107.609280] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 800e0030 00000001 00000000 00000000 [ 107.617461] Backtrace: [ 107.619933] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.627520] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.635542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.643473] r9:c5ab7f60 r8:c5366540 r7:00000004 r6:b6e38000 r5:c6996780 r4:c0c2d400 [ 107.651231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.659072] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e38000 r5:c6996780 r4:00000000 [ 107.666827] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.673975] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c5ab6000 r5:c6996780 [ 107.681810] r4:c6996780 [ 107.684355] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.691501] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000004 r4:00000004 [ 107.699260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.706835] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) [ 107.711896] 7fa0: 00000004 00000004 00000001 b6e38000 00000004 00000000 [ 107.720084] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 [ 107.728268] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 [ 107.733332] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 107.739439] ---[ end trace 7a6d29f13dc4ce2a ]--- [ 107.744067] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 107.752946] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 786, name: cat [ 107.760608] INFO: lockdep is turned off. [ 107.764537] irq event stamp: 1532 [ 107.767870] hardirqs last enabled at (1531): [] console_unlock+0x4b0/0x6c0 [ 107.775713] hardirqs last disabled at (1532): [] __und_svc+0x60/0x6c [ 107.782946] softirqs last enabled at (1528): [] __do_softirq+0x378/0x5fc [ 107.790614] softirqs last disabled at (1521): [] __irq_exit_rcu+0x178/0x1d0 [ 107.798456] CPU: 1 PID: 786 Comm: cat Tainted: G D 5.10.128-cip11 #1 [ 107.806117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.812648] Backtrace: [ 107.815122] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 107.822702] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f6a8 [ 107.828374] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 107.835704] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 107.843458] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c81e8 r4:c5ab6000 [ 107.851214] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 107.859052] r6:00000000 r5:00000031 r4:c19c81e8 [ 107.863689] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 107.871442] r6:00000001 r5:c5ab6000 r4:c6c43600 [ 107.876082] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 107.883401] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c6c43600 [ 107.890118] [] (do_exit) from [] (die+0x374/0x380) [ 107.896652] r7:c1e0fc0c [ 107.899198] [] (die) from [] (do_undefinstr+0x170/0x240) [ 107.906257] r10:00000004 r9:c5ab6000 r8:c15e7d40 r7:00000000 r6:c5ab7dc8 r5:c0c2d5a0 [ 107.914092] r4:e7f001f2 [ 107.916640] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 107.924562] Exception stack(0xc5ab7dc8 to 0xc5ab7e10) [ 107.929625] 7dc0: c15e7d48 ef7965e0 e4d813ed c0c2d58c 00000001 c6b31000 [ 107.937814] 7de0: 00000004 c5ab7f60 c15e7d40 c1acb788 00000004 c5ab7e64 c5ab7e68 c5ab7e58 [ 107.945999] 7e00: c0c2d020 c0c2d5a0 a00e0013 ffffffff [ 107.951059] r7:c5ab7dfc r6:ffffffff r5:a00e0013 r4:c0c2d5a4 [ 107.956738] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.964322] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.972339] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.980266] r9:c5ab7f60 r8:c5366540 r7:00000004 r6:b6e38000 r5:c6996780 r4:c0c2d400 [ 107.988024] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.995866] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e38000 r5:c6996780 r4:00000000 [ 108.003621] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.010769] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c5ab6000 r5:c6996780 [ 108.018605] r4:c6996780 [ 108.021151] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.028297] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000004 r4:00000004 [ 108.036053] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.043630] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) [ 108.048693] 7fa0: 00000004 00000004 00000001 b6e38000 00000004 00000000 [ 108.056880] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 [ 108.065064] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 # Segmentation fault # [ 107.379750] lkdtm: Performing direct entry BUG # [ 107.384784] ------------[ cut here ]------------ # [ 107.389417] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 107.394652] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 107.399800] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 107.428874] CPU: 1 PID: 786 Comm: cat Not tainted 5.10.128-cip11 #1 # [ 107.435147] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.441696] PC is at lkdtm_BUG+0x14/0x18 # [ 107.445633] LR is at lkdtm_do_action+0x2c/0x4c # [ 107.450086] pc : [] lr : [] psr: a00e0013 # [ 107.456360] sp : c5ab7e58 ip : c5ab7e68 fp : c5ab7e64 # [ 107.461592] r10: 00000004 r9 : c1acb788 r8 : c15e7d40 # [ 107.466824] r7 : c5ab7f60 r6 : 00000004 r5 : c6b31000 r4 : 00000001 # [ 107.473360] r3 : c0c2d58c r2 : e4d813ed r1 : ef7965e0 r0 : c15e7d48 # [ 107.479896] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.487038] Control: 10c5387d Table: 16c3404a DAC: 00000051 # [ 107.492793] Process cat (pid: 786, stack limit = 0x3a8faae1) # [ 107.498460] Stack: (0xc5ab7e58 to 0xc5ab8000) # [ 107.502827] 7e40: c5ab7e74 c5ab7e68 # [ 107.511016] 7e60: c0c2d020 c0c2d598 c5ab7e9c c5ab7e78 c0c2d520 c0c2d000 c0c2d400 c6996780 # [ 107.519205] 7e80: b6e38000 00000004 c5366540 c5ab7f60 c5ab7ec4 c5ab7ea0 c07f4c50 c0c2d40c # [ 107.527394] 7ea0: 00000000 c6996780 b6e38000 c2816000 c5ab7f60 c07f4bec c5ab7f5c c5ab7ec8 # [ 107.535583] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5ab6000 # [ 107.543772] 7ee0: b6e38000 00020000 00000004 00000004 0001fffc c5ab7ee0 00000001 b6e37000 # [ 107.551961] 7f00: c6a69900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.560151] 7f20: 00000000 00000000 c136d410 e4d813ed c205c080 c6996780 c6996780 c5ab6000 # [ 107.568340] 7f40: b6e38000 00000000 00000000 00000004 c5ab7f94 c5ab7f60 c05988bc c0598228 # [ 107.576528] 7f60: 00000000 00000000 c5ab7fac e4d813ed 00000004 00000004 b6f7fe00 00000004 # [ 107.584716] 7f80: c03002e4 c5ab6000 c5ab7fa4 c5ab7f98 c059894c c0598854 00000000 c5ab7fa8 # [ 107.592905] 7fa0: c03000c0 c0598940 00000004 00000004 00000001 b6e38000 00000004 00000000 # [ 107.601093] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 # [ 107.609280] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 800e0030 00000001 00000000 00000000 # [ 107.617461] Backtrace: # [ 107.619933] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.627520] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.635542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.643473] r9:c5ab7f60 r8:c5366540 r7:00000004 r6:b6e38000 r5:c6996780 r4:c0c2d400 # [ 107.651231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.659072] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e38000 r5:c6996780 r4:00000000 # [ 107.666827] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.673975] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c5ab6000 r5:c6996780 # [ 107.681810] r4:c6996780 # [ 107.684355] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.691501] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000004 r4:00000004 # [ 107.699260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.706835] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) # [ 107.711896] 7fa0: 00000004 00000004 00000001 b6e38000 00000004 00000000 # [ 107.720084] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 # [ 107.728268] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 # [ 107.733332] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 107.739439] ---[ end trace 7a6d29f13dc4ce2a ]--- # [ 107.744067] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 107.752946] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 786, name: cat # [ 107.760608] INFO: lockdep is turned off. # [ 107.764537] irq event stamp: 1532 # [ 107.767870] hardirqs last enabled at (1531): [] console_unlock+0x4b0/0x6c0 # [ 107.775713] hardirqs last disabled at (1532): [] __und_svc+0x60/0x6c # [ 107.782946] softirqs last enabled at (1528): [] __do_softirq+0x378/0x5fc # [ 107.790614] softirqs last disabled at (1521): [] __irq_exit_rcu+0x178/0x1d0 # [ 107.798456] CPU: 1 PID: 786 Comm: cat Tainted: G D 5.10.128-cip11 #1 # [ 107.806117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.812648] Backtrace: # [ 107.815122] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 107.822702] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f6a8 # [ 107.828374] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 1[ 108.619866] lkdtm: Performing direct entry WARNING 07.835704] [] (dump_sta[ 108.626247] ------------[ cut here ]------------ ck) from [] (___might_s[ 108.633674] WARNING: CPU: 2 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c leep+0x1b0/0x2c0) # [ 107.84345[ 108.644964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 8] r9:600e0093 r8:0000000b r7:c0[ 108.676653] CPU: 2 PID: 857 Comm: cat Tainted: G D W 5.10.128-cip11 #1 35bb84 r6:00000031 r5:c19c81e8 r4[ 108.687113] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) :c5ab6000 # [ 107.851214] [] (___might_sleep) from [] (dump_backtrace) from [] (show_stack+0x20/0x24) 038e504>] (__might_sleep+0x70/0xb[ 108.712251] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 0) # [ 107.859052] r6:00000000[ 108.720776] [] (show_stack) from [] (dump_stack+0xe0/0x100) r5:00000031 r4:c19c81e8 # [ 10[ 108.730950] [] (dump_stack) from [] (__warn+0xfc/0x16c) 7.863689] [] (__might_s[ 108.740769] r9:00000009 r8:c0c2d5ec r7:00000053 r6:00000009 r5:c0c2d5ec r4:c1acbe44 leep) from [] (exit_sig[ 108.751379] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) nals+0x4c/0x3fc) # [ 107.871442[ 108.761716] r7:00000053 r6:c1acbe44 r5:00000000 r4:c6836000 ] r6:00000001 r5:c5ab6000 r4:c6c[ 108.770248] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 43600 # [ 107.876082] [] (exit_signals) from [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 4>] (do_exit+0x10c/0xb4c) # [ 1[ 108.802581] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 07.883401] r8:0000000b r7:c1e0fc[ 108.813447] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0c r6:ffffe000 r5:00000000 r4:c6c[ 108.824222] r9:c6837f60 r8:c5366540 r7:00000008 r6:b6dd5000 r5:c59ba640 r4:c0c2d400 43600 # [ 107.890118] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 8>] (do_exit) from [] ([ 108.845519] r9:c07f4bec r8:c6837f60 r7:c2816000 r6:b6dd5000 r5:c59ba640 r4:00000000 die+0x374/0x380) # [ 107.896652[ 108.856125] [] (vfs_write) from [] (ksys_write+0x74/0xec) ] r7:c1e0fc0c # [ 107.899198] [ 108.866124] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c6836000 r5:c59ba640 [] (die) from [] (do_undefinstr+0x170/0x240) [ 108.882212] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.906257] r10:00000004 r9[ 108.892209] r9:c6836000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:00000008 r4:00000008 :c5ab6000 r8:c15e7d40 r7:00000000[ 108.902817] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) r6:c5ab7dc8 r5:c0c2d5a0 # [ 10[ 108.913241] Exception stack(0xc6837fa8 to 0xc6837ff0) 7.914092] r4:e7f001f2 # [ 107.[ 108.921160] 7fa0: 00000008 00000008 00000001 b6dd5000 00000008 00000000 916640] [] (do_undefins[ 108.932198] 7fc0: 00000008 00000008 b6f1ce00 00000004 00000001 00000000 00020000 bef91a54 tr) from [] (__und_svc_[ 108.943235] 7fe0: 00000004 bef91788 b6e8a94f b6e10c66 finish+0x0/0x54) # [ 107.924562[ 108.951244] irq event stamp: 0 ] Exception stack(0xc5ab7dc8 to 0[ 108.957120] hardirqs last enabled at (0): [<00000000>] 0x0 xc5ab7e10) # [ 107.929625] 7dc0[ 108.965556] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c : c15e7d48 ef79[ 108.975904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 65e0 e4d813ed c0c2d58c 00000001 c[ 108.986250] softirqs last disabled at (0): [<00000000>] 0x0 6b31000 # [ 107.937814] 7de0: 0[ 108.994681] ---[ end trace 7a6d29f13dc4ce2b ]--- 0000004 c5ab7f60 c15e7d40 c1acb788 00000004 c5ab7e64 c5ab7e68 c5ab7e58 # [ 107.945999] 7e00: c0c2d020 c0c2d5a0 a00e0013 ffffffff # [ 107.951059] r7:c5ab7dfc r6:ffffffff r5:a00e0013 r4:c0c2d5a4 # [ 107.956738] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.964322] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.972339] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.980266] r9:c5ab7f60 r8:c5366540 r7:00000004 r6:b6e38000 r5:c6996780 r4:c0c2d400 # [ 107.988024] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.995866] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e38000 r5:c6996780 r4:00000000 # [ 108.003621] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.010769] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c5ab6000 r5:c6996780 # [ 108.018605] r4:c6996780 # [ 108.021151] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.028297] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000004 r4:00000004 # [ 108.036053] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.043630] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) # [ 108.048693] 7fa0: 00000004 00000004 00000001 b6e38000 00000004 00000000 # [ 108.056880] 7fc0: 00000004 00000004 b6f7fe00 00000004 00000001 00000000 00020000 be98aa54 # [ 108.065064] 7fe0: 00000004 be98a788 b6eed94f b6e73c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 108.619866] lkdtm: Performing direct entry WARNING # [ 108.626247] ------------[ cut here ]------------ # [ 108.633674] WARNING: CPU: 2 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 108.644964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 108.676653] CPU: 2 PID: 857 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 108.687113] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.696503] Backtrace: # [ 108.701834] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.712251] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 108.720776] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.730950] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 108.740769] r9:00000009 r8:c0c2d5ec r7:00000053 r6:00000009 r5:c0c2d5ec r4:c1acbe44 # [ 108.751379] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 108.761716] r7:00000053 r6:c1acbe44 r5:00000000 r4:c6836000 # [ 108.770248] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 108.781194] r9:c1acb78c r8:c15e7d40 r7:c6837f60 r6:00000008 r5:c6bf5000 r4:00000002 # [ 108.791804] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.802581] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.813447] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.824222] r9:c6837f60 r8:c5366540 r7:00000008 r6:b6dd5000 r5:c59ba640 r4:c0c2d400 # [ 108.834833] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.845519] r9:c07f4bec r8:c6837f60 r7:c2816000 r6:b6dd5000 r5:c59ba640 r4:00000000 # [ 108.856125] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.866124] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c6836000 r5:c59ba640 # [ 108.876809] r4:c59ba640 # [ 108.882212] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.892209] r9:c6836000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:00000008 r4:00000008 # [ 108.902817] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.913241] Exception stack(0xc6837fa8 to 0xc6837ff0) # [ 108.921160] 7fa0: 00000008 00000008 00000001 b6dd5000 00000008 00000000 # [ 108.932198] 7fc0: 00000008 00000008 b6f1ce00 00000004 00000001 00000000 00020000 bef91a54 # [ 108.943235] 7fe0: 00000004 bef91788 b6e8a94f b6e10c66 # [ 108.951244] irq event stamp: 0[ 109.389736] lkdtm: Performing direct entry WARNING_MESSAGE # [ 108.957120] hardirqs last [ 109.398082] ------------[ cut here ]------------ enabled at (0): [<00000000>] 0x0[ 109.405539] WARNING: CPU: 2 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 108.965556] hardirqs last [ 109.417542] Warning message trigger count: 2 disabled at (0): [] cop[ 109.424647] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 y_process+0x5c8/0x194c # [ 108.[ 109.456377] CPU: 2 PID: 892 Comm: cat Tainted: G D W 5.10.128-cip11 #1 975904] softirqs last enabled at[ 109.466825] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (0): [] copy_process+0[ 109.476216] Backtrace: x5c8/0x194c # [ 108.986250] sof[ 109.481545] [] (dump_backtrace) from [] (show_stack+0x20/0x24) tirqs last disabled at (0): [<000[ 109.491963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 00000>] 0x0 # [ 108.994681] ---[ 109.500485] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ end trace 7a6d29f13dc4ce2b ]---[ 109.510659] [] (dump_stack) from [] (__warn+0xfc/0x16c) # WARNING: saw 'WARNING:': ok [ 109.520477] r9:00000009 r8:c0c2d63c r7:00000058 r6:00000009 r5:c0c2d63c r4:c1acbe44 ok 3 selftests: lkdtm: WARNING.sh[ 109.531085] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # selftests: lkdtm: WARNING_MES[ 109.541421] r7:00000058 r6:c1acbe44 r5:c1acbe60 r4:c5992000 SAGE.sh [ 109.549955] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [ 109.559507] r9:c1acb794 r8:c15e7d40 r7:c5993f60 r6:00000010 r5:c6bf5000 r4:00000003 [ 109.567267] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.575891] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.583913] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.591841] r9:c5993f60 r8:c5366540 r7:00000010 r6:b6e1f000 r5:c68f6140 r4:c0c2d400 [ 109.599601] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.607442] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6e1f000 r5:c68f6140 r4:00000000 [ 109.615197] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.622344] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c5992000 r5:c68f6140 [ 109.630182] r4:c68f6140 [ 109.632729] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.639877] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000010 r4:00000010 [ 109.647635] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.655212] Exception stack(0xc5993fa8 to 0xc5993ff0) [ 109.660276] 3fa0: 00000010 00000010 00000001 b6e1f000 00000010 00000000 [ 109.668464] 3fc0: 00000010 00000010 b6f66e00 00000004 00000001 00000000 00020000 beac9a54 [ 109.676649] 3fe0: 00000004 beac9788 b6ed494f b6e5ac66 [ 109.681791] irq event stamp: 0 [ 109.684911] hardirqs last enabled at (0): [<00000000>] 0x0 [ 109.690508] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 109.698075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 109.705635] softirqs last disabled at (0): [<00000000>] 0x0 [ 109.711227] ---[ end trace 7a6d29f13dc4ce2c ]--- # [ 109.389736] lkdtm: Performing direct entry WARNING_MESSAGE # [ 109.398082] ------------[ cut here ]------------ # [ 109.405539] WARNING: CPU: 2 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 109.417542] Warning message trigger count: 2 # [ 109.424647] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 109.456377] CPU: 2 PID: 892 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 109.466825] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.476216] Backtrace: # [ 109.481545] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.491963] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 109.500485] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.510659] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.520477] r9:00000009 r8:c0c2d63c r7:00000058 r6:00000009 r5:c0c2d63c r4:c1acbe44 # [ 109.531085] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.541421] r7:00000058 r6:c1acbe44 r5:c1acbe60 r4:c5992000 # [ 109.549955] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 109.559507] r9:c1acb794 r8:c15e7d40 r7:c5993f60 r6:00000010 r5:c6bf5000 r4:00000003 # [ 109.567267] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.575891] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.583913] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.591841] r9:c5993f60 r8:c5366540 r7:00000010 r6:b6e1f000 r5:c68f6140 r4:c0c2d400 # [ 109.599601] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.607442] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6e1f000 r5:c68f6140 r4:00000000 # [ 109.615197] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.622344] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c5992000 r5:c68f6140 # [ 109.630182] r4:c68f6140 # [ 109.632729] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.639877] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000010 r4:00000010 # [ 109.647635] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.655212] Exception stack(0xc5993fa8 to 0xc5993ff0) # [ 109.660276] 3fa0: 00000010 00000010 00000001 b6e1f000 00000010 00000000 # [ 109.668464] 3fc0: 00000010 00000010 b6f66e00 00000004 00000001 00000000 00020000 beac9a54 # [ 109.676649] 3fe0: 00000004 beac9788 b6ed494f b6e5ac66 # [ 109.681791] irq event stamp: 0 # [ 109.684911] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.690508] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 109.698075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 109.705635] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.711227] ---[ end trace 7a6d29f13dc4ce2c ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 110.259167] lkdtm: Performing direct entry EXCEPTION [ 110.264305] 8<--- cut here --- [ 110.267403] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 110.275576] pgd = 384ec7c2 [ 110.278300] [00000000] *pgd=00000000 [ 110.281906] Internal error: Oops: 805 [#2] SMP ARM [ 110.286708] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 110.315780] CPU: 1 PID: 924 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 110.323444] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.329995] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 110.334453] LR is at lkdtm_do_action+0x2c/0x4c [ 110.338907] pc : [] lr : [] psr: a00e0013 [ 110.345187] sp : c59e9e58 ip : c59e9e68 fp : c59e9e64 [ 110.350421] r10: 0000000a r9 : c1acb7a4 r8 : c15e7d40 [ 110.355653] r7 : c59e9f60 r6 : 0000000a r5 : c4794000 r4 : 00000004 [ 110.362188] r3 : 00000000 r2 : 0196fcc2 r1 : ef7965e0 r0 : c15e7d60 [ 110.368725] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 110.375871] Control: 10c5387d Table: 16c3404a DAC: 00000051 [ 110.381627] Process cat (pid: 924, stack limit = 0xf2a88674) [ 110.387295] Stack: (0xc59e9e58 to 0xc59ea000) [ 110.391664] 9e40: c59e9e74 c59e9e68 [ 110.399852] 9e60: c0c2d020 c0c2d650 c59e9e9c c59e9e78 c0c2d520 c0c2d000 c0c2d400 c5ab0140 [ 110.408041] 9e80: b6e65000 0000000a c5366540 c59e9f60 c59e9ec4 c59e9ea0 c07f4c50 c0c2d40c [ 110.416231] 9ea0: 00000000 c5ab0140 b6e65000 c2816000 c59e9f60 c07f4bec c59e9f5c c59e9ec8 [ 110.424419] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c59e8000 [ 110.432608] 9ee0: b6e65000 00020000 00000004 0000000a 0001fff6 c59e9ee0 00000001 b6e64000 [ 110.440796] 9f00: c5f58280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.448986] 9f20: 00000000 00000000 c136d410 0196fcc2 c205c080 c5ab0140 c5ab0140 c59e8000 [ 110.457176] 9f40: b6e65000 00000000 00000000 00000004 c59e9f94 c59e9f60 c05988bc c0598228 [ 110.465363] 9f60: 00000000 00000000 c59e9fac 0196fcc2 0000000a 0000000a b6face00 00000004 [ 110.473550] 9f80: c03002e4 c59e8000 c59e9fa4 c59e9f98 c059894c c0598854 00000000 c59e9fa8 [ 110.481737] 9fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e65000 0000000a 00000000 [ 110.489926] 9fc0: 0000000a 0000000a b6face00 00000004 00000001 00000000 00020000 bebc0a54 [ 110.498115] 9fe0: 00000004 bebc0788 b6f1a94f b6ea0c66 800e0030 00000001 00000000 00000000 [ 110.506297] Backtrace: [ 110.508772] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.516879] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.524900] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.532831] r9:c59e9f60 r8:c5366540 r7:0000000a r6:b6e65000 r5:c5ab0140 r4:c0c2d400 [ 110.540594] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.548436] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e65000 r5:c5ab0140 r4:00000000 [ 110.556191] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.563338] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c59e8000 r5:c5ab0140 [ 110.571173] r4:c5ab0140 [ 110.573722] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.580869] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6face00 r5:0000000a r4:0000000a [ 110.588628] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.596203] Exception stack(0xc59e9fa8 to 0xc59e9ff0) [ 110.601265] 9fa0: 0000000a 0000000a 00000001 b6e65000 0000000a 00000000 [ 110.609454] 9fc0: 0000000a 0000000a b6face00 00000004 00000001 00000000 00020000 bebc0a54 [ 110.617639] 9fe0: 00000004 bebc0788 b6f1a94f b6ea0c66 [ 110.622702] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 110.628943] ---[ end trace 7a6d29f13dc4ce2d ]--- # Segmentation fault # [ 110.259167] lkdtm: Performing direct entry EXCEPTION # [ 110.264305] 8<--- cut here --- # [ 110.267403] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 110.275576] pgd = 384ec7c2 # [ 110.278300] [00000000] *pgd=00000000 # [ 110.281906] Internal error: Oops: 805 [#2] SMP ARM # [ 110.286708] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.315780] CPU: 1 PID: 924 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 110.323444] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.329995] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 110.334453] LR is at lkdtm_do_action+0x2c/0x4c # [ 110.338907] pc : [] lr : [] psr: a00e0013 # [ 110.345187] sp : c59e9e58 ip : c59e9e68 fp : c59e9e64 # [ 110.350421] r10: 0000000a r9 : c1acb7a4 r8 : c15e7d40 # [ 110.355653] r7 : c59e9f60 r6 : 0000000a r5 : c4794000 r4 : 00000004 # [ 110.362188] r3 : 00000000 r2 : 0196fcc2 r1 : ef7965e0 r0 : c15e7d60 # [ 110.368725] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.375871] Control: 10c5387d Table: 16c3404a DAC: 00000051 # [ 110.381627] Process cat (pid: 924, stack limit = 0xf2a88674) # [ 110.387295] Stack: (0xc59e9e58 to 0xc59ea000) # [ 110.391664] 9e40: c59e9e74 c59e9e68 # [ 110.399852] 9e60: c0c2d020 c0c2d650 c59e9e9c c59e9e78 c0c2d520 c0c2d000 c0c2d400 c5ab0140 # [ 110.408041] 9e80: b6e65000 0000000a c5366540 c59e9f60 c59e9ec4 c59e9ea0 c07f4c50 c0c2d40c # [ 110.416231] 9ea0: 00000000 c5ab0140 b6e65000 c2816000 c59e9f60 c07f4bec c59e9f5c c59e9ec8 # [ 110.424419] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c59e8000 # [ 110.432608] 9ee0: b6e65000 00020000 00000004 0000000a 0001fff6 c59e9ee0 00000001 b6e64000 # [ 110.440796] 9f00: c5f58280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.448986] 9f20: 00000000 00000000 c136d410 0196fcc2 c205c080 c5ab0140 c5ab0140 c59e8000 # [ 110.457176] 9f40: b6e65000 00000000 00000000 00000004 c59e9f94 c59e9f60 c05988bc c0598228 # [ 110.465363] 9f60: 00000000 00000000 c59e9fac 0196fcc2 0000000a 0000000a b6face00 00000004 # [ 110.473550] 9f80: c03002e4 c59e8000 c59e9fa4 c59e9f98 c059894c c0598854 00000000 c59e9fa8 # [ 110.481737] 9fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e65000 0000000a 00000000 # [ 110.489926] 9fc0: 0000000a 0000000a b6face00 00000004 00000001 00000000 00020000 bebc0a54 # [ 110.498115] 9fe0: 00000004 bebc0788 b6f1a94f b6ea0c66 800e0030 00000001 00000000 00000000 # [ 110.506297] Backtrace: # [ 110.508772] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.516879] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.524900] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.532831] r9:c59e9f60 r8:c5366540 r7:0000000a r6:b6e65000 r5:c5ab0140 r4:c0c2d400 # [ 110.540594] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.548436] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e65000 r5:c5ab0140 r4:00000000 # [ 110.556191] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.563338] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c59e8000 r5:c5ab0140 # [ 110.571173] r4:c5ab0140 # [ 110.573722] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.580869] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6face00 r5:0000000a r4:0000000a # [ 110.588628] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.596203] Exception stack(0xc59e9fa8 to 0xc59e9ff0) # [ 110.601265] 9fa0: 0000000a 0000000a 00000001 b6e65000 0000000a 00000000 # [ 110.609454] 9fc0: 0000000a 0000000a b6face00 00000004 00000001 00000000 00020000 bebc0a54 # [ 110.617639] 9fe0: 00000004 bebc0788 b6f1a94f b6ea0c66 # [ 110.622702] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 110.628943] ---[ end trace 7a6d29f13dc4ce2d ]--- # 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 [ 112.087734] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 112.093483] lkdtm: attempting good list addition [ 112.098139] lkdtm: attempting corrupted list addition [ 112.103279] lkdtm: list_add() corruption not detected! # [ 112.087734] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 112.093483] lkdtm: attempting good list addition # [ 112.098139] lkdtm: attempting corrupted list addition # [ 112.103279] 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 [ 112.518106] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 112.523778] lkdtm: attempting good list removal [ 112.528321] lkdtm: attempting corrupted list removal [ 112.533377] lkdtm: list_del() corruption not detected! # [ 112.518106] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 112.523778] lkdtm: attempting good list removal # [ 112.528321] lkdtm: attempting corrupted list removal # [ 112.533377] 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 [ 112.885525] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 112.891817] lkdtm: attempting bad read from page below current stack [ 112.898262] lkdtm: FAIL: accessed page before stack! (byte: 97) # [ 112.885525] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 112.891817] lkdtm: attempting bad read from page below current stack # [ 112.898262] lkdtm: FAIL: accessed page before stack! (byte: 97) # 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 [ 113.269642] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 113.276179] lkdtm: attempting bad read from page above current stack [ 113.282692] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 113.269642] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 113.276179] lkdtm: attempting bad read from page above current stack # [ 113.282692] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 113.669855] lkdtm: Performing direct entry UNSET_SMEP [ 113.675002] lkdtm: XFAIL: this test is x86_64-only # [ 113.669855] lkdtm: Performing direct entry UNSET_SMEP # [ 113.675002] 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 [ 114.055954] lkdtm: Performing direct entry DOUBLE_FAULT [ 114.061205] lkdtm: XFAIL: this test is ia32-only # [ 114.055954] lkdtm: Performing direct entry DOUBLE_FAULT # [ 114.061205] 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 [ 114.436003] lkdtm: Performing direct entry CORRUPT_PAC [ 114.441259] lkdtm: XFAIL: this test is arm64-only # [ 114.436003] lkdtm: Performing direct entry CORRUPT_PAC # [ 114.441259] 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 [ 115.012894] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 115.019361] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 115.012894] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 115.019361] 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 [ 116.717980] lkdtm: Performing direct entry READ_AFTER_FREE [ 116.723618] lkdtm: Value in memory before free: 12345678 [ 116.728971] lkdtm: Attempting bad read from freed memory [ 116.734380] lkdtm: Memory was not poisoned # [ 116.717980] lkdtm: Performing direct entry READ_AFTER_FREE # [ 116.723618] lkdtm: Value in memory before free: 12345678 # [ 116.728971] lkdtm: Attempting bad read from freed memory # [ 116.734380] 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 [ 117.438690] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 117.444827] lkdtm: Value in memory before free: 12345678 [ 117.450156] lkdtm: Attempting to read from freed memory [ 117.455459] lkdtm: Buddy page was not poisoned # [ 117.438690] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 117.444827] lkdtm: Value in memory before free: 12345678 # [ 117.450156] lkdtm: Attempting to read from freed memory # [ 117.455459] 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 [ 117.831779] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 117.837443] lkdtm: Attempting double slab free ... # [ 117.831779] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 117.837443] 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 [ 118.226266] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 118.231792] lkdtm: Attempting cross-cache slab free ... # [ 118.226266] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 118.231792] 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 [ 118.615379] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 118.620839] lkdtm: Attempting non-Slab slab free ... # [ 118.615379] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 118.620839] 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 [ 119.864175] lkdtm: Performing direct entry EXEC_DATA [ 119.869167] lkdtm: attempting ok execution at c0c2dd90 [ 119.874415] lkdtm: attempting bad execution at c26f674c [ 119.879663] 8<--- cut here --- [ 119.882727] Unable to handle kernel paging request at virtual address c26f674c [ 119.889957] pgd = 63853071 [ 119.892671] [c26f674c] *pgd=1261141e(bad) [ 119.896708] Internal error: Oops: 8000000d [#3] SMP ARM [ 119.901945] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 119.931012] CPU: 2 PID: 1767 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 119.938762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.945305] PC is at data_area+0x0/0x40 [ 119.949159] LR is at execute_location+0xa4/0xb4 [ 119.953700] pc : [] lr : [] psr: 600e0013 [ 119.959973] sp : c6db1e38 ip : 00000027 fp : c6db1e54 [ 119.965205] r10: 0000000a r9 : c1acb988 r8 : c15e7d40 [ 119.970435] r7 : c6db1f60 r6 : 00000001 r5 : c26f674c r4 : c0c2dd90 [ 119.976971] r3 : bba606b8 r2 : bba606b8 r1 : ef7ab5e4 r0 : 0000002b [ 119.983507] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 119.990649] Control: 10c5387d Table: 16d8404a DAC: 00000051 [ 119.996403] Process cat (pid: 1767, stack limit = 0xd974110a) [ 120.002158] Stack: (0xc6db1e38 to 0xc6db2000) [ 120.006524] 1e20: 0000001f c6bef000 [ 120.014712] 1e40: 0000000a c6db1f60 c6db1e64 c6db1e58 c1357e2c c1357c28 c6db1e74 c6db1e68 [ 120.022900] 1e60: c0c2d020 c1357e14 c6db1e9c c6db1e78 c0c2d520 c0c2d000 c0c2d400 c59b9680 [ 120.031089] 1e80: b6dc6000 0000000a c5366540 c6db1f60 c6db1ec4 c6db1ea0 c07f4c50 c0c2d40c [ 120.039277] 1ea0: 00000000 c59b9680 b6dc6000 c2816000 c6db1f60 c07f4bec c6db1f5c c6db1ec8 [ 120.047466] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6db0000 [ 120.055653] 1ee0: b6dc6000 00020000 00000004 0000000a 0001fff6 c6db1ee0 00000001 b6dc5000 [ 120.063840] 1f00: c2fb63c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 120.072029] 1f20: 00000000 00000000 c136d410 bba606b8 c205c080 c59b9680 c59b9680 c6db0000 [ 120.080218] 1f40: b6dc6000 00000000 00000000 00000004 c6db1f94 c6db1f60 c05988bc c0598228 [ 120.088407] 1f60: 00000000 00000000 c6db1fac bba606b8 0000000a 0000000a b6f0de00 00000004 [ 120.096595] 1f80: c03002e4 c6db0000 c6db1fa4 c6db1f98 c059894c c0598854 00000000 c6db1fa8 [ 120.104783] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dc6000 0000000a 00000000 [ 120.112972] 1fc0: 0000000a 0000000a b6f0de00 00000004 00000001 00000000 00020000 befdca54 [ 120.121160] 1fe0: 00000004 befdc788 b6e7b94f b6e01c66 800e0030 00000001 00000000 00000000 [ 120.129340] Backtrace: [ 120.131816] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 120.140005] r7:c6db1f60 r6:0000000a r5:c6bef000 r4:0000001f [ 120.145686] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.153793] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.161815] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.169744] r9:c6db1f60 r8:c5366540 r7:0000000a r6:b6dc6000 r5:c59b9680 r4:c0c2d400 [ 120.177504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.185344] r9:c07f4bec r8:c6db1f60 r7:c2816000 r6:b6dc6000 r5:c59b9680 r4:00000000 [ 120.193100] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.200247] r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c6db0000 r5:c59b9680 [ 120.208083] r4:c59b9680 [ 120.210629] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.217778] r9:c6db0000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:0000000a r4:0000000a [ 120.225535] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.233110] Exception stack(0xc6db1fa8 to 0xc6db1ff0) [ 120.238172] 1fa0: 0000000a 0000000a 00000001 b6dc6000 0000000a 00000000 [ 120.246360] 1fc0: 0000000a 0000000a b6f0de00 00000004 00000001 00000000 00020000 befdca54 [ 120.254545] 1fe0: 00000004 befdc788 b6e7b94f b6e01c66 [ 120.259610] Code: 00000000 c2e3c9c0 c2e3ca80 c2e3cb40 (e1a0c00d) [ 120.265718] ---[ end trace 7a6d29f13dc4ce2e ]--- # Segmentation fault # [ 119.864175] lkdtm: Performing direct entry EXEC_DATA # [ 119.869167] lkdtm: attempting ok execution at c0c2dd90 # [ 119.874415] lkdtm: attempting bad execution at c26f674c # [ 119.879663] 8<--- cut here --- # [ 119.882727] Unable to handle kernel paging request at virtual address c26f674c # [ 119.889957] pgd = 63853071 # [ 119.892671] [c26f674c] *pgd=1261141e(bad) # [ 119.896708] Internal error: Oops: 8000000d [#3] SMP ARM # [ 119.901945] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 119.931012] CPU: 2 PID: 1767 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 119.938762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.945305] PC is at data_area+0x0/0x40 # [ 119.949159] LR is at execute_location+0xa4/0xb4 # [ 119.953700] pc : [] lr : [] psr: 600e0013 # [ 119.959973] sp : c6db1e38 ip : 00000027 fp : c6db1e54 # [ 119.965205] r10: 0000000a r9 : c1acb988 r8 : c15e7d40 # [ 119.970435] r7 : c6db1f60 r6 : 00000001 r5 : c26f674c r4 : c0c2dd90 # [ 119.976971] r3 : bba606b8 r2 : bba606b8 r1 : ef7ab5e4 r0 : 0000002b # [ 119.983507] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.990649] Control: 10c5387d Table: 16d8404a DAC: 00000051 # [ 119.996403] Process cat (pid: 1767, stack limit = 0xd974110a) # [ 120.002158] Stack: (0xc6db1e38 to 0xc6db2000) # [ 120.006524] 1e20: 0000001f c6bef000 # [ 120.014712] 1e40: 0000000a c6db1f60 c6db1e64 c6db1e58 c1357e2c c1357c28 c6db1e74 c6db1e68 # [ 120.022900] 1e60: c0c2d020 c1357e14 c6db1e9c c6db1e78 c0c2d520 c0c2d000 c0c2d400 c59b9680 # [ 120.031089] 1e80: b6dc6000 0000000a c5366540 c6db1f60 c6db1ec4 c6db1ea0 c07f4c50 c0c2d40c # [ 120.039277] 1ea0: 00000000 c59b9680 b6dc6000 c2816000 c6db1f60 c07f4bec c6db1f5c c6db1ec8 # [ 120.047466] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6db0000 # [ 120.055653] 1ee0: b6dc6000 00020000 00000004 0000000a 0001fff6 c6db1ee0 00000001 b6dc5000 # [ 120.063840] 1f00: c2fb63c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 120.072029] 1f20: 00000000 00000000 c136d410 bba606b8 c205c080 c59b9680 c59b9680 c6db0000 # [ 120.080218] 1f40: b6dc6000 00000000 00000000 00000004 c6db1f94 c6db1f60 c05988bc c0598228 # [ 120.088407] 1f60: 00000000 00000000 c6db1fac bba606b8 0000000a 0000000a b6f0de00 00000004 # [ 120.096595] 1f80: c03002e4 c6db0000 c6db1fa4 c6db1f98 c059894c c0598854 00000000 c6db1fa8 # [ 120.104783] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dc6000 0000000a 00000000 # [ 120.112972] 1fc0: 0000000a 0000000a b6f0de00 00000004 00000001 00000000 00020000 befdca54 # [ 120.121160] 1fe0: 00000004 befdc788 b6e7b94f b6e01c66 800e0030 00000001 00000000 00000000 # [ 120.129340] Backtrace: # [ 120.131816] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 120.140005] r7:c6db1f60 r6:0000000a r5:c6bef000 r4:0000001f # [ 120.145686] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.153793] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.161815] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.169744] r9:c6db1f60 r8:c5366540 r7:0000000a r6:b6dc6000 r5:c59b9680 r4:c0c2d400 # [ 120.177504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.185344] r9:c07f4bec r8:c6db1f60 r7:c2816000 r6:b6dc6000 r5:c59b9680 r4:00000000 # [ 120.193100] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.200247] r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c6db0000 r5:c59b9680 # [ 120.208083] r4:c59b9680 # [ 120.210629] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.217778] r9:c6db0000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:0000000a r4:0000000a # [ 120.225535] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.233110] Exception stack(0xc6db1fa8 to 0xc6db1ff0) # [ 120.238172] 1fa0: 0000000a 0000000a 00000001 b6dc6000 0000000a 00000000 # [ 120.246360] 1fc0: 0000000a 0000000a b6f0de00 00000004 00000001 00000000 00020000 befdca54 # [ 120.254545] 1fe0: 00000004 befdc788 b6e7b94f b6e01c66 # [ 120.259610] Code: 00000000 c2e3c9c0 c2e3ca80 c2e3cb40 (e1a0c00d) # [ 120.265718] ---[ end trace 7a6d29f13dc4ce2e ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh [ 120.810821] lkdtm: Performing direct entry EXEC_STACK [ 120.815954] lkdtm: attempting ok execution at c0c2dd90 [ 120.821109] lkdtm: attempting bad execution at c59e9e0c [ 120.826419] 8<--- cut here --- [ 120.829487] Unable to handle kernel paging request at virtual address c59e9e0c [ 120.836719] pgd = 5561fede [ 120.839435] [c59e9e0c] *pgd=1581141e(bad) [ 120.843472] Internal error: Oops: 8000000d [#4] SMP ARM [ 120.848707] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 120.877776] CPU: 2 PID: 1843 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 120.885527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.892066] PC is at 0xc59e9e0c [ 120.895230] LR is at execute_location+0xa4/0xb4 [ 120.899768] pc : [] lr : [] psr: 600e0013 [ 120.906043] sp : c59e9de8 ip : c59e9cf0 fp : c59e9e04 [ 120.911276] r10: 0000000b r9 : c1acb994 r8 : c15e7d40 [ 120.916506] r7 : c59e9f60 r6 : 00000001 r5 : c59e9e0c r4 : c0c2dd90 [ 120.923040] r3 : c6bebd6f r2 : c6bebd6f r1 : ef7ab5e0 r0 : 0000002b [ 120.929578] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 120.936720] Control: 10c5387d Table: 16e9004a DAC: 00000051 [ 120.942473] Process cat (pid: 1843, stack limit = 0xf2a88674) [ 120.948228] Stack: (0xc59e9de8 to 0xc59ea000) [ 120.952598] 9de0: c59e8000 c6bef000 0000000b c59e9f60 c59e9e64 c59e9e08 [ 120.960788] 9e00: c1357e68 c1357c28 c59e9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 120.968975] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 [ 120.977164] 9e40: e3a02040 e3a01d33 e5930018 c6bebd6f 0000000b 00000020 c59e9e74 c59e9e68 [ 120.985352] 9e60: c0c2d020 c1357e3c c59e9e9c c59e9e78 c0c2d520 c0c2d000 c0c2d400 c59b8280 [ 120.993541] 9e80: b6e70000 0000000b c5366540 c59e9f60 c59e9ec4 c59e9ea0 c07f4c50 c0c2d40c [ 121.001729] 9ea0: 00000000 c59b8280 b6e70000 c2816000 c59e9f60 c07f4bec c59e9f5c c59e9ec8 [ 121.009918] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c59e8000 [ 121.018106] 9ee0: b6e70000 00020000 00000004 0000000b 0001fff5 c59e9ee0 00000001 b6e6f000 [ 121.026294] 9f00: c2fb6b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.034482] 9f20: 00000000 00000000 c136d410 c6bebd6f c205c080 c59b8280 c59b8280 c59e8000 [ 121.042670] 9f40: b6e70000 00000000 00000000 00000004 c59e9f94 c59e9f60 c05988bc c0598228 [ 121.050858] 9f60: 00000000 00000000 c59e9fac c6bebd6f 0000000b 0000000b b6fb7e00 00000004 [ 121.059045] 9f80: c03002e4 c59e8000 c59e9fa4 c59e9f98 c059894c c0598854 00000000 c59e9fa8 [ 121.067232] 9fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 [ 121.075420] 9fc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 befe4a54 [ 121.083608] 9fe0: 00000004 befe4788 b6f2594f b6eabc66 800e0030 00000001 00000000 00000000 [ 121.091790] Backtrace: [ 121.094263] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 121.102540] r7:c59e9f60 r6:0000000b r5:c6bef000 r4:c59e8000 [ 121.108220] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.116404] r4:00000020 [ 121.118954] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.126977] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.134907] r9:c59e9f60 r8:c5366540 r7:0000000b r6:b6e70000 r5:c59b8280 r4:c0c2d400 [ 121.142665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.150505] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e70000 r5:c59b8280 r4:00000000 [ 121.158262] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.165408] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c59e8000 r5:c59b8280 [ 121.173243] r4:c59b8280 [ 121.175789] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.182934] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:0000000b r4:0000000b [ 121.190692] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.198268] Exception stack(0xc59e9fa8 to 0xc59e9ff0) [ 121.203331] 9fa0: 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 [ 121.211520] 9fc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 befe4a54 [ 121.219706] 9fe0: 00000004 befe4788 b6f2594f b6eabc66 [ 121.224770] Code: c59e9e08 c1357e68 c1357c28 c59e9e6c (e1a0c00d) [ 121.230876] ---[ end trace 7a6d29f13dc4ce2f ]--- # Segmentation fault # [ 120.810821] lkdtm: Performing direct entry EXEC_STACK # [ 120.815954] lkdtm: attempting ok execution at c0c2dd90 # [ 120.821109] lkdtm: attempting bad execution at c59e9e0c # [ 120.826419] 8<--- cut here --- # [ 120.829487] Unable to handle kernel paging request at virtual address c59e9e0c # [ 120.836719] pgd = 5561fede # [ 120.839435] [c59e9e0c] *pgd=1581141e(bad) # [ 120.843472] Internal error: Oops: 8000000d [#4] SMP ARM # [ 120.848707] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 120.877776] CPU: 2 PID: 1843 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 120.885527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.892066] PC is at 0xc59e9e0c # [ 120.895230] LR is at execute_location+0xa4/0xb4 # [ 120.899768] pc : [] lr : [] psr: 600e0013 # [ 120.906043] sp : c59e9de8 ip : c59e9cf0 fp : c59e9e04 # [ 120.911276] r10: 0000000b r9 : c1acb994 r8 : c15e7d40 # [ 120.916506] r7 : c59e9f60 r6 : 00000001 r5 : c59e9e0c r4 : c0c2dd90 # [ 120.923040] r3 : c6bebd6f r2 : c6bebd6f r1 : ef7ab5e0 r0 : 0000002b # [ 120.929578] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 120.936720] Control: 10c5387d Table: 16e9004a DAC: 00000051 # [ 120.942473] Process cat (pid: 1843, stack limit = 0xf2a88674) # [ 120.948228] Stack: (0xc59e9de8 to 0xc59ea000) # [ 120.952598] 9de0: c59e8000 c6bef000 0000000b c59e9f60 c59e9e64 c59e9e08 # [ 120.960788] 9e00: c1357e68 c1357c28 c59e9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 120.968975] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 120.977164] 9e40: e3a02040 e3a01d33 e5930018 c6bebd6f 0000000b 00000020 c59e9e74 c59e9e68 # [ 120.985352] 9e60: c0c2d020 c1357e3c c59e9e9c c59e9e78 c0c2d520 c0c2d000 c0c2d400 c59b8280 # [ 120.993541] 9e80: b6e70000 0000000b c5366540 c59e9f60 c59e9ec4 c59e9ea0 c07f4c50 c0c2d40c # [ 121.001729] 9ea0: 00000000 c59b8280 b6e70000 c2816000 c59e9f60 c07f4bec c59e9f5c c59e9ec8 # [ 121.009918] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c59e8000 # [ 121.018106] 9ee0: b6e70000 00020000 00000004 0000000b 0001fff5 c59e9ee0 00000001 b6e6f000 # [ 121.026294] 9f00: c2fb6b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.034482] 9f20: 00000000 00000000 c136d410 c6bebd6f c205c080 c59b8280 c59b8280 c59e8000 # [ 121.042670] 9f40: b6e70000 00000000 00000000 00000004 c59e9f94 c59e9f60 c05988bc c0598228 # [ 121.050858] 9f60: 00000000 00000000 c59e9fac c6bebd6f 0000000b 0000000b b6fb7e00 00000004 # [ 121.059045] 9f80: c03002e4 c59e8000 c59e9fa4 c59e9f98 c059894c c0598854 00000000 c59e9fa8 # [ 121.067232] 9fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 # [ 121.075420] 9fc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 befe4a54 # [ 121.083608] 9fe0: 00000004 befe4788 b6f2594f b6eabc66 800e0030 00000001 00000000 00000000 # [ 121.091790] Backtrace: # [ 121.094263] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 121.102540] r7:c59e9f60 r6:0000000b r5:c6bef000 r4:c59e8000 # [ 121.108220] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.116404] r4:00000020 # [ 121.118954] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.126977] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.134907] r9:c59e9f60 r8:c5366540 r7:0000000b r6:b6e70000 r5:c59b8280 r4:c0c2d400 # [ 121.142665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.150505] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e70000 r5:c59b8280 r4:00000000 # [ 121.158262] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.165408] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c59e8000 r5:c59b8280 # [ 121.173243] r4:c59b8280 # [ 121.175789] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.182934] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:0000000b r4:0000000b # [ 121.190692] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.198268] Exception stack(0xc59e9fa8 to 0xc59e9ff0) # [ 121.203331] 9fa0: 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 # [ 121.211520] 9fc0: 00000[ 121.753530] lkdtm: Performing direct entry EXEC_KMALLOC 00b 0000000b b6fb7e00 00000004[ 121.759949] lkdtm: attempting ok execution at c0c2dd90 0000001 00000000 00020000 befe4a5[ 121.767841] lkdtm: attempting bad execution at c47ab340 4 # [ 121.219706] 9fe0: 0000000[ 121.775934] 8<--- cut here --- 4 befe4788 b6f259[4 f 1b261e.a7b1781] Unable to handle kernel paging request at virtual address c47ab340 c66 # [ 121.22[4 7 7102]1 .C7o91085] pgd = a9b852bb e: c59e9e08 c1357e68 c1357c28 c5[ 121.795871] [c47ab340] *pgd=1461141e(bad) e9e6c (e1a0c00d) [# [1 2 11.202661] Internal error: Oops: 8000000d [#5] SMP ARM 1.230876] ---[ end trace 7a6d29f1[ 121.810050] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 3dc4ce2f ]--- # EXEC_S[T A C1K2:.841755] CPU: 3 PID: 1922 Comm: cat Tainted: G D W 5.10.128-cip11 #1 missing 'cal[l t1r2a1c.e8:5'1831] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [FAIL] not ok 31 s[e l f1t2e1s.860272] PC is at 0xc47ab340 s: lkdtm: EXEC_STACK.sh # exit[= 121.865675] LR is at execute_location+0xa4/0xb4 # selftest[s : 1l2k1d.t8m7:2 882] pc : [] lr : [] psr: 600e0013 XEC_KMALLOC.s[h 121.881057] sp : c5ab7e30 ip : c5ab7d38 fp : c5ab7e4c [ 121.887667] r10: 0000000d r9 : c1acb9a0 r8 : c15e7d40 [ 121.892898] r7 : c5ab7f60 r6 : 00000001 r5 : c47ab340 r4 : c0c2dd90 [ 121.899432] r3 : b1fd4ba9 r2 : b1fd4ba9 r1 : ef7c05e0 r0 : 0000002b [ 121.905969] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 121.913112] Control: 10c5387d Table: 16e4c04a DAC: 00000051 [ 121.918865] Process cat (pid: 1922, stack limit = 0x3a8faae1) [ 121.924620] Stack: (0xc5ab7e30 to 0xc5ab8000) [ 121.928988] 7e20: c47ab340 c6830000 0000000d c5ab7f60 [ 121.937178] 7e40: c5ab7e64 c5ab7e50 c0c2dde0 c1357c28 00000021 c6830000 c5ab7e74 c5ab7e68 [ 121.945365] 7e60: c0c2d020 c0c2ddb4 c5ab7e9c c5ab7e78 c0c2d520 c0c2d000 c0c2d400 c5a05e00 [ 121.953553] 7e80: b6dd5000 0000000d c5366540 c5ab7f60 c5ab7ec4 c5ab7ea0 c07f4c50 c0c2d40c [ 121.961742] 7ea0: 00000000 c5a05e00 b6dd5000 c2816000 c5ab7f60 c07f4bec c5ab7f5c c5ab7ec8 [ 121.969931] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5ab6000 [ 121.978119] 7ee0: b6dd5000 00020000 00000004 0000000d 0001fff3 c5ab7ee0 00000001 b6dd4000 [ 121.986306] 7f00: c5f65180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.994493] 7f20: 00000000 00000000 c136d410 b1fd4ba9 c205c080 c5a05e00 c5a05e00 c5ab6000 [ 122.002681] 7f40: b6dd5000 00000000 00000000 00000004 c5ab7f94 c5ab7f60 c05988bc c0598228 [ 122.010870] 7f60: 00000000 00000000 c5ab7fac b1fd4ba9 0000000d 0000000d b6f1ce00 00000004 [ 122.019058] 7f80: c03002e4 c5ab6000 c5ab7fa4 c5ab7f98 c059894c c0598854 00000000 c5ab7fa8 [ 122.027246] 7fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6dd5000 0000000d 00000000 [ 122.035435] 7fc0: 0000000d 0000000d b6f1ce00 00000004 00000001 00000000 00020000 be941a54 [ 122.043623] 7fe0: 00000004 be941788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 [ 122.051804] Backtrace: [ 122.054283] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 122.062731] r7:c5ab7f60 r6:0000000d r5:c6830000 r4:c47ab340 [ 122.068408] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.076766] r5:c6830000 r4:00000021 [ 122.080357] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.088380] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.096308] r9:c5ab7f60 r8:c5366540 r7:0000000d r6:b6dd5000 r5:c5a05e00 r4:c0c2d400 [ 122.104067] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.111908] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6dd5000 r5:c5a05e00 r4:00000000 [ 122.119664] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.126810] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5ab6000 r5:c5a05e00 [ 122.134645] r4:c5a05e00 [ 122.137192] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.144338] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000d r4:0000000d [ 122.152097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.159672] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) [ 122.164734] 7fa0: 0000000d 0000000d 00000001 b6dd5000 0000000d 00000000 [ 122.172922] 7fc0: 0000000d 0000000d b6f1ce00 00000004 00000001 00000000 00020000 be941a54 [ 122.181107] 7fe0: 00000004 be941788 b6e8a94f b6e10c66 [ 122.186173] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 122.192280] ---[ end trace 7a6d29f13dc4ce30 ]--- # Segmentation fault # [ 121.753530] lkdtm: Performing direct entry EXEC_KMALLOC # [ 121.759949] lkdtm: attempting ok execution at c0c2dd90 # [ 121.767841] lkdtm: attempting bad execution at c47ab340 # [ 121.775934] 8<--- cut here --- # [ 121.781781] Unable to handle kernel paging request at virtual address c47ab340 # [ 121.791085] pgd = a9b852bb # [ 121.795871] [c47ab340] *pgd=1461141e(bad) # [ 121.802661] Internal error: Oops: 8000000d [#5] SMP ARM # [ 121.810050] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.841755] CPU: 3 PID: 1922 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 121.851831] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.860272] PC is at 0xc47ab340 # [ 121.865675] LR is at execute_location+0xa4/0xb4 # [ 121.872882] pc : [] lr : [] psr: 600e0013 # [ 121.881057] sp : c5ab7e30 ip : c5ab7d38 fp : c5ab7e4c # [ 121.887667] r10: 0000000d r9 : c1acb9a0 r8 : c15e7d40 # [ 121.892898] r7 : c5ab7f60 r6 : 00000001 r5 : c47ab340 r4 : c0c2dd90 # [ 121.899432] r3 : b1fd4ba9 r2 : b1fd4ba9 r1 : ef7c05e0 r0 : 0000002b # [ 121.905969] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 121.913112] Control: 10c5387d Table: 16e4c04a DAC: 00000051 # [ 121.918865] Process cat (pid: 1922, stack limit = 0x3a8faae1) # [ 121.924620] Stack: (0xc5ab7e30 to 0xc5ab8000) # [ 121.928988] 7e20: c47ab340 c6830000 0000000d c5ab7f60 # [ 121.937178] 7e40: c5ab7e64 c5ab7e50 c0c2dde0 c1357c28 00000021 c6830000 c5ab7e74 c5ab7e68 # [ 121.945365] 7e60: c0c2d020 c0c2ddb4 c5ab7e9c c5ab7e78 c0c2d520 c0c2d000 c0c2d400 c5a05e00 # [ 121.953553] 7e80: b6dd5000 0000000d c5366540 c5ab7f60 c5ab7ec4 c5ab7ea0 c07f4c50 c0c2d40c # [ 121.961742] 7ea0: 00000000 c5a05e00 b6dd5000 c2816000 c5ab7f60 c07f4bec c5ab7f5c c5ab7ec8 # [ 121.969931] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5ab6000 # [ 121.978119] 7ee0: b6dd5000 00020000 00000004 0000000d 0001fff3 c5ab7ee0 00000001 b6dd4000 # [ 121.986306] 7f00: c5f65180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.994493] 7f20: 00000000 00000000 c136d410 b1fd4ba9 c205c080 c5a05e00 c5a05e00 c5ab6000 # [ 122.002681] 7f40: b6dd5000 00000000 00000000 00000004 c5ab7f94 c5ab7f60 c05988bc c0598228 # [ 122.010870] 7f60: 00000000 00000000 c5ab7fac b1fd4ba9 0000000d 0000000d b6f1ce00 00000004 # [ 122.019058] 7f80: c03002e4 c5ab6000 c5ab7fa4 c5ab7f98 c059894c c0598854 00000000 c5ab7fa8 # [ 122.027246] 7fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6dd5000 0000000d 00000000 # [ 122.035435] 7fc0: 0000000d 0000000d b6f1ce00 00000004 00000001 00000000 00020000 be941a54 # [ 122.043623] 7fe0: 00000004 be941788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 # [ 122.051804] Backtrace: # [ 122.054283] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 122.062731] r7:c5ab7f60 r6:0000000d r5:c6830000 r4:c47ab340 # [ 122.068408] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.076766] r5:c6830000 r4:00000021 # [ 122.080357] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.088380] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.096308] r9:c5ab7f60 r8:c5366540 r7:0000000d r6:b6dd5000 r5:c5a05e00 r4:c0c2d400 # [ 122.104067] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.111908] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6dd5000 r5:c5a05e00 r4:00000000 # [ 122.119664] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.126810] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5ab6000 r5:c5a05e00 # [ 122.134645] r4:c5a05e00 # [ 122.137192] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.144338] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000d r4:0000000d # [ 122.152097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.159672] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) # [ 122.164734] 7fa0: 0000000d 0000000d 00000001 b6dd5000 0000000d 00000000 # [ 122.172922] 7fc0: 0000000d 0000000d b6f1ce00 00000004 00000001 00000000 00020000 be941a54 # [ 122.181107] 7fe0: 00000004 be941788 b6e8a94f b6e10c66 # [ 122.186173] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) # [ 122.192280] ---[ end trace 7a6d29f13dc4ce30 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: l[ 122.751507] lkdtm: Performing direct entry EXEC_VMALLOC kdtm: EXEC_VMALLOC.sh [ 122.757892] lkdtm: attempting ok execution at c0c2dd90 [ 122.764829] lkdtm: attempting bad execution at f096c000 [ 122.770081] 8<--- cut here --- [ 122.773188] Unable to handle kernel paging request at virtual address f096c000 [ 122.780451] pgd = 2accd2a4 [ 122.783211] [f096c000] *pgd=12949811, *pte=4937165f, *ppte=4937145f [ 122.789535] Internal error: Oops: 8000000f [#6] SMP ARM [ 122.794773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 122.823819] CPU: 2 PID: 1999 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 122.831569] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.838110] PC is at 0xf096c000 [ 122.841274] LR is at execute_location+0xa4/0xb4 [ 122.845813] pc : [] lr : [] psr: 600e0013 [ 122.852087] sp : c5b23e30 ip : 00000027 fp : c5b23e4c [ 122.857319] r10: 0000000d r9 : c1acb9b0 r8 : c15e7d40 [ 122.862550] r7 : c5b23f60 r6 : 00000001 r5 : f096c000 r4 : c0c2dd90 [ 122.869083] r3 : 696b6419 r2 : 696b6419 r1 : ef7ab5e4 r0 : 0000002b [ 122.875619] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 122.882762] Control: 10c5387d Table: 16e7c04a DAC: 00000051 [ 122.888517] Process cat (pid: 1999, stack limit = 0x12a018ab) [ 122.894272] Stack: (0xc5b23e30 to 0xc5b24000) [ 122.898640] 3e20: f096c000 c6bef000 0000000d c5b23f60 [ 122.906829] 3e40: c5b23e64 c5b23e50 c0c2de14 c1357c28 00000022 c6bef000 c5b23e74 c5b23e68 [ 122.915017] 3e60: c0c2d020 c0c2ddf8 c5b23e9c c5b23e78 c0c2d520 c0c2d000 c0c2d400 c5f64b40 [ 122.923206] 3e80: b6dcc000 0000000d c5366540 c5b23f60 c5b23ec4 c5b23ea0 c07f4c50 c0c2d40c [ 122.931394] 3ea0: 00000000 c5f64b40 b6dcc000 c2816000 c5b23f60 c07f4bec c5b23f5c c5b23ec8 [ 122.939583] 3ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5b22000 [ 122.947771] 3ee0: b6dcc000 00020000 00000004 0000000d 0001fff3 c5b23ee0 00000001 b6dcb000 [ 122.955959] 3f00: c5abef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 122.964147] 3f20: 00000000 00000000 c136d410 696b6419 c205c080 c5f64b40 c5f64b40 c5b22000 [ 122.972336] 3f40: b6dcc000 00000000 00000000 00000004 c5b23f94 c5b23f60 c05988bc c0598228 [ 122.980525] 3f60: 00000000 00000000 c5b23fac 696b6419 0000000d 0000000d b6f13e00 00000004 [ 122.988713] 3f80: c03002e4 c5b22000 c5b23fa4 c5b23f98 c059894c c0598854 00000000 c5b23fa8 [ 122.996901] 3fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6dcc000 0000000d 00000000 [ 123.005088] 3fc0: 0000000d 0000000d b6f13e00 00000004 00000001 00000000 00020000 beef7a54 [ 123.013277] 3fe0: 00000004 beef7788 b6e8194f b6e07c66 800e0030 00000001 00000000 00000000 [ 123.021457] Backtrace: [ 123.023938] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 123.032389] r7:c5b23f60 r6:0000000d r5:c6bef000 r4:f096c000 [ 123.038067] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.046426] r5:c6bef000 r4:00000022 [ 123.050019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.058039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.065967] r9:c5b23f60 r8:c5366540 r7:0000000d r6:b6dcc000 r5:c5f64b40 r4:c0c2d400 [ 123.073729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.081570] r9:c07f4bec r8:c5b23f60 r7:c2816000 r6:b6dcc000 r5:c5f64b40 r4:00000000 [ 123.089330] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.096478] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5b22000 r5:c5f64b40 [ 123.104316] r4:c5f64b40 [ 123.106865] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.114011] r9:c5b22000 r8:c03002e4 r7:00000004 r6:b6f13e00 r5:0000000d r4:0000000d [ 123.121772] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.129348] Exception stack(0xc5b23fa8 to 0xc5b23ff0) [ 123.134410] 3fa0: 0000000d 0000000d 00000001 b6dcc000 0000000d 00000000 [ 123.142597] 3fc0: 0000000d 0000000d b6f13e00 00000004 00000001 00000000 00020000 beef7a54 [ 123.150782] 3fe0: 00000004 beef7788 b6e8194f b6e07c66 [ 123.155850] Code: bad PC value [ 123.159030] ---[ end trace 7a6d29f13dc4ce31 ]--- # Segmentation fault # [ 122.751507] lkdtm: Performing direct entry EXEC_VMALLOC # [ 122.757892] lkdtm: attempting ok execution at c0c2dd90 # [ 122.764829] lkdtm: attempting bad execution at f096c000 # [ 122.770081] 8<--- cut here --- # [ 122.773188] Unable to handle kernel paging request at virtual address f096c000 # [ 122.780451] pgd = 2accd2a4 # [ 122.783211] [f096c000] *pgd=12949811, *pte=4937165f, *ppte=4937145f # [ 122.789535] Internal error: Oops: 8000000f [#6] SMP ARM # [ 122.794773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 122.823819] CPU: 2 PID: 1999 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 122.831569] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.838110] PC is at 0xf096c000 # [ 122.841274] LR is at execute_location+0xa4/0xb4 # [ 122.845813] pc : [] lr : [] psr: 600e0013 # [ 122.852087] sp : c5b23e30 ip : 00000027 fp : c5b23e4c # [ 122.857319] r10: 0000000d r9 : c1acb9b0 r8 : c15e7d40 # [ 122.862550] r7 : c5b23f60 r6 : 00000001 r5 : f096c000 r4 : c0c2dd90 # [ 122.869083] r3 : 696b6419 r2 : 696b6419 r1 : ef7ab5e4 r0 : 0000002b # [ 122.875619] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 122.882762] Control: 10c5387d Table: 16e7c04a DAC: 00000051 # [ 122.888517] Process cat (pid: 1999, stack limit = 0x12a018ab) # [ 122.894272] Stack: (0xc5b23e30 to 0xc5b24000) # [ 122.898640] 3e20: f096c000 c6bef000 0000000d c5b23f60 # [ 122.906829] 3e40: c5b23e64 c5b23e50 c0c2de14 c1357c28 00000022 c6bef000 c5b23e74 c5b23e68 # [ 122.915017] 3e60: c0c2d020 c0c2ddf8 c5b23e9c c5b23e78 c0c2d520 c0c2d000 c0c2d400 c5f64b40 # [ 122.923206] 3e80: b6dcc000 0000000d c5366540 c5b23f60 c5b23ec4 c5b23ea0 c07f4c50 c0c2d40c # [ 122.931394] 3ea0: 00000000 c5f64b40 b6dcc000 c2816000 c5b23f60 c07f4bec c5b23f5c c5b23ec8 # [ 122.939583] 3ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5b22000 # [ 122.947771] 3ee0: b6dcc000 00020000 00000004 0000000d 0001fff3 c5b23ee0 00000001 b6dcb000 # [ 122.955959] 3f00: c5abef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 122.964147] 3f20: 00000000 00000000 c136d410 696b6419 c205c080 c5f64b40 c5f64b40 c5b22000 # [ 122.972336] 3f40: b6dcc000 00000000 00000000 00000004 c5b23f94 c5b23f60 c05988bc c0598228 # [ 122.980525] 3f60: 00000000 00000000 c5b23fac 696b6419 0000000d 0000000d b6f13e00 00000004 # [ 122.988713] 3f80: c03002e4 c5b22000 c5b23fa4 c5b23f98 c059894c c0598854 00000000 c5b23fa8 # [ 122.996901] 3fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6dcc000 0000000d 00000000 # [ 123.005088] 3fc0: 0000000d 0000000d b6f13e00 00000004 00000001 00000000 00020000 beef7a54 # [ 123.013277] 3fe0: 00000004 beef7788 b6e8194f b6e07c66 800e0030 00000001 00000000 00000000 # [ 123.021457] Backtrace: # [ 123.023938] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 123.032389] r7:c5b23f60 r6:0000000d r5:c6bef000 r4:f096c000 # [ 123.038067] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.046426] r5:c6bef000 r4:00000022 # [ 123.050019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.058039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.065967] r9:c5b23f60 r8:c5366540 r7:0000000d r6:b6dcc000 r5:c5f64b40 r4:c0c2d400 # [ 123.073729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.081570] r9:c07f4bec r8:c5b23f60 r7:c2816000 r6:b6dcc000 r5:c5f64b40 r4:00000000 # [ 123.089330] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.096478] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5b22000 r5:c5f64b40 # [ 123.104316] r4:c5f64b40 # [ 123.106865] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.114011] r9:c5b22000 r8:c03002e4 r7:00000004 r6:b6f13e00 r5:0000000d r4:0000000d # [ 123.121772] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.129348] Exception stack(0xc5b23fa8 to 0xc5b23ff0) # [ 123.134410] 3fa0: 0000000d 0000000d 00000001 b6dcc000 0000000d 00000000 # [ 123.142597] 3fc0: 0000000d 0000000d b6f13e00 00000004 00000001 00000000 00020000 beef7a54 # [ 123.150782] 3fe0: 00000004 beef7788 b6[ 123.676211] lkdtm: Performing direct entry EXEC_RODATA e8194f b6e07c66 # [ 123.155850][ 123.683112] lkdtm: attempting ok execution at c0c2dd90 Code: bad PC value # [ 123.159[ 123.690992] lkdtm: attempting bad execution at c15e7fdc 030] ---[ end trace 7a6d29f13dc4c[ 123.699134] 8<--- cut here --- e31 ]--- # EXEC_VMA[L L O1C2:3 .704992] Unable to handle kernel paging request at virtual address c15e7fdc issing 'call tr[a c e1:2'3:. 7[1F468] pgd = 9bf415c9 AIL] not ok 33 selftests: lkd[t 123.719170] [c15e7fdc] *pgd=1141941e(bad) : EXEC_VMALLOC.sh # exi[t = 112 .725875] Internal error: Oops: 8000000d [#7] SMP ARM # selftests: lkdtm: EXEC_RODATA.s[ 123.733439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 h [ 123.765144] CPU: 1 PID: 2076 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 123.773137] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.779684] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 123.784755] LR is at execute_location+0xa4/0xb4 [ 123.789293] pc : [] lr : [] psr: 600e0013 [ 123.795568] sp : c2fb5e38 ip : c2fb5d40 fp : c2fb5e54 [ 123.800798] r10: 0000000c r9 : c1acb9c0 r8 : c15e7d40 [ 123.806029] r7 : c2fb5f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2dd90 [ 123.812562] r3 : 2b164487 r2 : 2b164487 r1 : ef7965e0 r0 : 0000002b [ 123.819098] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 123.826241] Control: 10c5387d Table: 1476404a DAC: 00000051 [ 123.831996] Process cat (pid: 2076, stack limit = 0x01b8f2bf) [ 123.837750] Stack: (0xc2fb5e38 to 0xc2fb6000) [ 123.842117] 5e20: 00000023 c6b35000 [ 123.850306] 5e40: 0000000c c2fb5f60 c2fb5e64 c2fb5e58 c1357ea8 c1357c28 c2fb5e74 c2fb5e68 [ 123.858493] 5e60: c0c2d020 c1357e90 c2fb5e9c c2fb5e78 c0c2d520 c0c2d000 c0c2d400 c6848a00 [ 123.866681] 5e80: b6dd4000 0000000c c5366540 c2fb5f60 c2fb5ec4 c2fb5ea0 c07f4c50 c0c2d40c [ 123.874869] 5ea0: 00000000 c6848a00 b6dd4000 c2816000 c2fb5f60 c07f4bec c2fb5f5c c2fb5ec8 [ 123.883057] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c2fb4000 [ 123.891246] 5ee0: b6dd4000 00020000 00000004 0000000c 0001fff4 c2fb5ee0 00000001 b6dd3000 [ 123.899433] 5f00: c69628c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 123.907622] 5f20: 00000000 00000000 c136d410 2b164487 c205c080 c6848a00 c6848a00 c2fb4000 [ 123.915811] 5f40: b6dd4000 00000000 00000000 00000004 c2fb5f94 c2fb5f60 c05988bc c0598228 [ 123.924001] 5f60: 00000000 00000000 c2fb5fac 2b164487 0000000c 0000000c b6f1be00 00000004 [ 123.932190] 5f80: c03002e4 c2fb4000 c2fb5fa4 c2fb5f98 c059894c c0598854 00000000 c2fb5fa8 [ 123.940378] 5fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dd4000 0000000c 00000000 [ 123.948567] 5fc0: 0000000c 0000000c b6f1be00 00000004 00000001 00000000 00020000 bed8fa54 [ 123.956757] 5fe0: 00000004 bed8f788 b6e8994f b6e0fc66 800e0030 00000001 00000000 00000000 [ 123.964938] Backtrace: [ 123.967414] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 123.975777] r7:c2fb5f60 r6:0000000c r5:c6b35000 r4:00000023 [ 123.981459] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.989740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.997760] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.005689] r9:c2fb5f60 r8:c5366540 r7:0000000c r6:b6dd4000 r5:c6848a00 r4:c0c2d400 [ 124.013452] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.021293] r9:c07f4bec r8:c2fb5f60 r7:c2816000 r6:b6dd4000 r5:c6848a00 r4:00000000 [ 124.029051] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.036198] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c2fb4000 r5:c6848a00 [ 124.044033] r4:c6848a00 [ 124.046580] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.053726] r9:c2fb4000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000000c r4:0000000c [ 124.061485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.069061] Exception stack(0xc2fb5fa8 to 0xc2fb5ff0) [ 124.074122] 5fa0: 0000000c 0000000c 00000001 b6dd4000 0000000c 00000000 [ 124.082311] 5fc0: 0000000c 0000000c b6f1be00 00000004 00000001 00000000 00020000 bed8fa54 [ 124.090495] 5fe0: 00000004 bed8f788 b6e8994f b6e0fc66 [ 124.095559] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 124.101665] ---[ end trace 7a6d29f13dc4ce32 ]--- # Segmentation fault # [ 123.676211] lkdtm: Performing direct entry EXEC_RODATA # [ 123.683112] lkdtm: attempting ok execution at c0c2dd90 # [ 123.690992] lkdtm: attempting bad execution at c15e7fdc # [ 123.699134] 8<--- cut here --- # [ 123.704992] Unable to handle kernel paging request at virtual address c15e7fdc # [ 123.714468] pgd = 9bf415c9 # [ 123.719170] [c15e7fdc] *pgd=1141941e(bad) # [ 123.725875] Internal error: Oops: 8000000d [#7] SMP ARM # [ 123.733439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 123.765144] CPU: 1 PID: 2076 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 123.773137] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.779684] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 123.784755] LR is at execute_location+0xa4/0xb4 # [ 123.789293] pc : [] lr : [] psr: 600e0013 # [ 123.795568] sp : c2fb5e38 ip : c2fb5d40 fp : c2fb5e54 # [ 123.800798] r10: 0000000c r9 : c1acb9c0 r8 : c15e7d40 # [ 123.806029] r7 : c2fb5f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2dd90 # [ 123.812562] r3 : 2b164487 r2 : 2b164487 r1 : ef7965e0 r0 : 0000002b # [ 123.819098] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.826241] Control: 10c5387d Table: 1476404a DAC: 00000051 # [ 123.831996] Process cat (pid: 2076, stack limit = 0x01b8f2bf) # [ 123.837750] Stack: (0xc2fb5e38 to 0xc2fb6000) # [ 123.842117] 5e20: 00000023 c6b35000 # [ 123.850306] 5e40: 0000000c c2fb5f60 c2fb5e64 c2fb5e58 c1357ea8 c1357c28 c2fb5e74 c2fb5e68 # [ 123.858493] 5e60: c0c2d020 c1357e90 c2fb5e9c c2fb5e78 c0c2d520 c0c2d000 c0c2d400 c6848a00 # [ 123.866681] 5e80: b6dd4000 0000000c c5366540 c2fb5f60 c2fb5ec4 c2fb5ea0 c07f4c50 c0c2d40c # [ 123.874869] 5ea0: 00000000 c6848a00 b6dd4000 c2816000 c2fb5f60 c07f4bec c2fb5f5c c2fb5ec8 # [ 123.883057] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c2fb4000 # [ 123.891246] 5ee0: b6dd4000 00020000 00000004 0000000c 0001fff4 c2fb5ee0 00000001 b6dd3000 # [ 123.899433] 5f00: c69628c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 123.907622] 5f20: 00000000 00000000 c136d410 2b164487 c205c080 c6848a00 c6848a00 c2fb4000 # [ 123.915811] 5f40: b6dd4000 00000000 00000000 00000004 c2fb5f94 c2fb5f60 c05988bc c0598228 # [ 123.924001] 5f60: 00000000 00000000 c2fb5fac 2b164487 0000000c 0000000c b6f1be00 00000004 # [ 123.932190] 5f80: c03002e4 c2fb4000 c2fb5fa4 c2fb5f98 c059894c c0598854 00000000 c2fb5fa8 # [ 123.940378] 5fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dd4000 0000000c 00000000 # [ 123.948567] 5fc0: 0000000c 0000000c b6f1be00 00000004 00000001 00000000 00020000 bed8fa54 # [ 123.956757] 5fe0: 00000004 bed8f788 b6e8994f b6e0fc66 800e0030 00000001 00000000 00000000 # [ 123.964938] Backtrace: # [ 123.967414] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 123.975777] r7:c2fb5f60 r6:0000000c r5:c6b35000 r4:00000023 # [ 123.981459] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.989740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.997760] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.005689] r9:c2fb5f60 r8:c5366540 r7:0000000c r6:b6dd4000 r5:c6848a00 r4:c0c2d400 # [ 124.013452] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.021293] r9:c07f4bec r8:c2fb5f60 r7:c2816000 r6:b6dd4000 r5:c6848a00 r4:00000000 # [ 124.029051] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.036198] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c2fb4000 r5:c6848a00 # [ 124.044033] r4:c6848a00 # [ 124.046580] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.053726] r9:c2fb4000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000000c r4:0000000c # [ 124.061485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.069061] Exception stack(0xc2fb5fa8 to 0xc2fb5ff0) # [ 124.074122] 5fa0: 0000000c 0000000c 00000001 b6dd4000 0000000c 00000000 # [ 124.082311] 5fc0: 0000000c 0000000c b6f1be00 00000004 00000001 00000000 00020000 bed8fa54 # [ 124.090495] 5fe0: 00000004 bed8f788 b6e8994f b6e0fc66 # [ 124.095559] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 124.101665] ---[ end trace 7a6d29f13dc4ce32 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh [ 124.731132] lkdtm: Performing direct entry EXEC_USERSPACE [ 124.736665] lkdtm: attempting ok execution at c0c2dd90 [ 124.741924] lkdtm: attempting bad execution at b6f2f000 [ 124.747262] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f2f000 [ 124.754413] Internal error: : b [#8] SMP ARM [ 124.758694] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.787764] CPU: 0 PID: 2152 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 124.795515] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.802056] PC is at 0xb6f2f000 [ 124.805218] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 124.810105] pc : [] lr : [] psr: 600e0013 [ 124.816379] sp : c5d41e48 ip : c5d41d50 fp : c5d41e64 [ 124.821609] r10: 0000000f r9 : c1acb9cc r8 : c15e7d40 [ 124.826840] r7 : c5d41f60 r6 : 0000000f r5 : c44e8000 r4 : b6f2f000 [ 124.833374] r3 : 46783f15 r2 : 46783f15 r1 : ef7815e0 r0 : 0000002b [ 124.839910] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 124.847054] Control: 10c5387d Table: 16e5004a DAC: 00000051 [ 124.852809] Process cat (pid: 2152, stack limit = 0xc7014a89) [ 124.858564] Stack: (0xc5d41e48 to 0xc5d42000) [ 124.862933] 1e40: 00000001 00000000 0000000f 00000024 c5d41e74 c5d41e68 [ 124.871123] 1e60: c0c2d020 c0c2de2c c5d41e9c c5d41e78 c0c2d520 c0c2d000 c0c2d400 c6963a40 [ 124.879312] 1e80: b6de9000 0000000f c5366540 c5d41f60 c5d41ec4 c5d41ea0 c07f4c50 c0c2d40c [ 124.887501] 1ea0: 00000000 c6963a40 b6de9000 c2816000 c5d41f60 c07f4bec c5d41f5c c5d41ec8 [ 124.895690] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d626e4 c05988bc c5d40000 [ 124.903879] 1ee0: b6de9000 00020000 00000004 0000000f 0001fff1 c5d41ee0 00000001 00000805 [ 124.912067] 1f00: c5f65180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 124.920257] 1f20: 00000000 00000000 c5d40000 46783f15 b6de8000 c6963a40 c6963a40 c5d40000 [ 124.928445] 1f40: b6de9000 00000000 00000000 00000004 c5d41f94 c5d41f60 c05988bc c0598228 [ 124.936633] 1f60: 00000000 00000000 c5d41fac 46783f15 0000000f 0000000f b6f30e00 00000004 [ 124.944821] 1f80: c03002e4 c5d40000 c5d41fa4 c5d41f98 c059894c c0598854 00000000 c5d41fa8 [ 124.953008] 1fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 [ 124.961195] 1fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 bed5ca54 [ 124.969385] 1fe0: 00000004 bed5c788 b6e9e94f b6e24c66 800e0030 00000001 00000000 00000000 [ 124.977566] Backtrace: [ 124.980040] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.988573] r4:00000024 [ 124.991125] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.999149] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.007077] r9:c5d41f60 r8:c5366540 r7:0000000f r6:b6de9000 r5:c6963a40 r4:c0c2d400 [ 125.014837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.022678] r9:c07f4bec r8:c5d41f60 r7:c2816000 r6:b6de9000 r5:c6963a40 r4:00000000 [ 125.030434] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.037583] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d40000 r5:c6963a40 [ 125.045417] r4:c6963a40 [ 125.047963] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.055109] r9:c5d40000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000f r4:0000000f [ 125.062866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.070443] Exception stack(0xc5d41fa8 to 0xc5d41ff0) [ 125.075504] 1fa0: 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 [ 125.083691] 1fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 bed5ca54 [ 125.091876] 1fe0: 00000004 bed5c788 b6e9e94f b6e24c66 [ 125.096942] Code: bad PC value [ 125.100011] ---[ end trace 7a6d29f13dc4ce33 ]--- # Segmentation fault # [ 124.731132] lkdtm: Performing direct entry EXEC_USERSPACE # [ 124.736665] lkdtm: attempting ok execution at c0c2dd90 # [ 124.741924] lkdtm: attempting bad execution at b6f2f000 # [ 124.747262] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f2f000 # [ 124.754413] Internal error: : b [#8] SMP ARM # [ 124.758694] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.787764] CPU: 0 PID: 2152 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 124.795515] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.802056] PC is at 0xb6f2f000 # [ 124.805218] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 124.810105] pc : [] lr : [] psr: 600e0013 # [ 124.816379] sp : c5d41e48 ip : c5d41d50 fp : c5d41e64 # [ 124.821609] r10: 0000000f r9 : c1acb9cc r8 : c15e7d40 # [ 124.826840] r7 : c5d41f60 r6 : 0000000f r5 : c44e8000 r4 : b6f2f000 # [ 124.833374] r3 : 46783f15 r2 : 46783f15 r1 : ef7815e0 r0 : 0000002b # [ 124.839910] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.847054] Control: 10c5387d Table: 16e5004a DAC: 00000051 # [ 124.852809] Process cat (pid: 2152, stack limit = 0xc7014a89) # [ 124.858564] Stack: (0xc5d41e48 to 0xc5d42000) # [ 124.862933] 1e40: 00000001 00000000 0000000f 00000024 c5d41e74 c5d41e68 # [ 124.871123] 1e60: c0c2d020 c0c2de2c c5d41e9c c5d41e78 c0c2d520 c0c2d000 c0c2d400 c6963a40 # [ 124.879312] 1e80: b6de9000 0000000f c5366540 c5d41f60 c5d41ec4 c5d41ea0 c07f4c50 c0c2d40c # [ 124.887501] 1ea0: 00000000 c6963a40 b6de9000 c2816000 c5d41f60 c07f4bec c5d41f5c c5d41ec8 # [ 124.895690] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d626e4 c05988bc c5d40000 # [ 124.903879] 1ee0: b6de9000 00020000 00000004 0000000f 0001fff1 c5d41ee0 00000001 00000805 # [ 124.912067] 1f00: c5f65180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 124.920257] 1f20: 00000000 00000000 c5d40000 46783f15 b6de8000 c6963a40 c6963a40 c5d40000 # [ 124.928445] 1f40: b6de9000 00000000 00000000 00000004 c5d41f94 c5d41f60 c05988bc c0598228 # [ 124.936633] 1f60: 00000000 00000000 c5d41fac 46783f15 0000000f 0000000f b6f30e00 00000004 # [ 124.944821] 1f80: c03002e4 c5d40000 c5d41fa4 c5d41f98 c059894c c0598854 00000000 c5d41fa8 # [ 124.953008] 1fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 # [ 124.961195] 1fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 bed5ca54 # [ 124.969385] 1fe0: 00000004 bed5c788 b6e9e94f b6e24c66 800e0030 00000001 00000000 00000000 # [ 124.977566] Backtrace: # [ 124.980040] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.988573] r4:00000024 # [ 124.991125] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.999149] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.007077] r9:c5d41f60 r8:c5366540 r7:0000000f r6:b6de9000 r5:c6963a40 r4:c0c2d400 # [ 125.014837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.022678] r9:c07f4bec r8:c5d41f60 r7:c2816000 r6:b6de9000 r5:c6963a40 r4:00000000 # [ 125.030434] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.037583] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d40000 r5:c6963a40 # [ 125.045417] r4:c6963a40 # [ 125.047963] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.055109] r9:c5d40000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000f r4:0000000f # [ 125.062866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.070443] Exception stack(0xc5d41fa8 to 0xc5d41ff0) # [ 125.075504] 1fa0: 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 # [ 125.083691] 1fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 bed5ca54 # [ 125.091876] 1fe0: 00000004 bed5c788 b6e9e94f b6e24c66 # [ 125.096942] Code: bad PC value # [ 125.100011] ---[ end trace 7a6d29f13dc4ce33 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh [ 125.656789] lkdtm: Performing direct entry EXEC_NULL [ 125.661782] lkdtm: attempting ok execution at c0c2dd90 [ 125.667013] lkdtm: attempting bad execution at 00000000 [ 125.672303] 8<--- cut here --- [ 125.675375] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 125.683537] pgd = b7205a7c [ 125.686262] [00000000] *pgd=00000000 [ 125.689902] Internal error: Oops: 80000005 [#9] SMP ARM [ 125.695141] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 125.724192] CPU: 1 PID: 2223 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 125.731943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.738485] PC is at 0x0 [ 125.741041] LR is at execute_location+0xa4/0xb4 [ 125.745580] pc : [<00000000>] lr : [] psr: 600e0013 [ 125.751855] sp : c5d31e38 ip : c5d31d40 fp : c5d31e54 [ 125.757086] r10: 0000000a r9 : c1acb9dc r8 : c15e7d40 [ 125.762320] r7 : c5d31f60 r6 : 00000000 r5 : 00000000 r4 : c0c2dd90 [ 125.768855] r3 : 7e351524 r2 : 7e351524 r1 : ef7965e0 r0 : 0000002b [ 125.775392] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 125.782538] Control: 10c5387d Table: 16de804a DAC: 00000051 [ 125.788294] Process cat (pid: 2223, stack limit = 0xb56ac9a0) [ 125.794049] Stack: (0xc5d31e38 to 0xc5d32000) [ 125.798417] 1e20: 00000025 c6d6d000 [ 125.806606] 1e40: 0000000a c5d31f60 c5d31e64 c5d31e58 c1357ecc c1357c28 c5d31e74 c5d31e68 [ 125.814794] 1e60: c0c2d020 c1357eb8 c5d31e9c c5d31e78 c0c2d520 c0c2d000 c0c2d400 c68f6500 [ 125.822982] 1e80: b6e1e000 0000000a c5366540 c5d31f60 c5d31ec4 c5d31ea0 c07f4c50 c0c2d40c [ 125.831171] 1ea0: 00000000 c68f6500 b6e1e000 c2816000 c5d31f60 c07f4bec c5d31f5c c5d31ec8 [ 125.839360] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5d30000 [ 125.847547] 1ee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c5d31ee0 00000001 b6e1d000 [ 125.855736] 1f00: c5a04280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 125.863924] 1f20: 00000000 00000000 c136d410 7e351524 c205c080 c68f6500 c68f6500 c5d30000 [ 125.872112] 1f40: b6e1e000 00000000 00000000 00000004 c5d31f94 c5d31f60 c05988bc c0598228 [ 125.880300] 1f60: 00000000 00000000 c5d31fac 7e351524 0000000a 0000000a b6f65e00 00000004 [ 125.888490] 1f80: c03002e4 c5d30000 c5d31fa4 c5d31f98 c059894c c0598854 00000000 c5d31fa8 [ 125.896678] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 125.904866] 1fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 bed87a54 [ 125.913053] 1fe0: 00000004 bed87788 b6ed394f b6e59c66 800e0030 00000001 00000000 00000000 [ 125.921235] Backtrace: [ 125.923711] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 125.931899] r7:c5d31f60 r6:0000000a r5:c6d6d000 r4:00000025 [ 125.937583] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.945693] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.953717] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.961647] r9:c5d31f60 r8:c5366540 r7:0000000a r6:b6e1e000 r5:c68f6500 r4:c0c2d400 [ 125.969407] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.977249] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6e1e000 r5:c68f6500 r4:00000000 [ 125.985006] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.992153] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c5d30000 r5:c68f6500 [ 125.999989] r4:c68f6500 [ 126.002535] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.009682] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a [ 126.017441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.025019] Exception stack(0xc5d31fa8 to 0xc5d31ff0) [ 126.030081] 1fa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 126.038270] 1fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 bed87a54 [ 126.046457] 1fe0: 00000004 bed87788 b6ed394f b6e59c66 [ 126.051524] Code: bad PC value [ 126.054735] ---[ end trace 7a6d29f13dc4ce34 ]--- # Segmentation fault # [ 125.656789] lkdtm: Performing direct entry EXEC_NULL # [ 125.661782] lkdtm: attempting ok execution at c0c2dd90 # [ 125.667013] lkdtm: attempting bad execution at 00000000 # [ 125.672303] 8<--- cut here --- # [ 125.675375] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 125.683537] pgd = b7205a7c # [ 125.686262] [00000000] *pgd=00000000 # [ 125.689902] Internal error: Oops: 80000005 [#9] SMP ARM # [ 125.695141] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 125.724192] CPU: 1 PID: 2223 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 125.731943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.738485] PC is at 0x0 # [ 125.741041] LR is at execute_location+0xa4/0xb4 # [ 125.745580] pc : [<00000000>] lr : [] psr: 600e0013 # [ 125.751855] sp : c5d31e38 ip : c5d31d40 fp : c5d31e54 # [ 125.757086] r10: 0000000a r9 : c1acb9dc r8 : c15e7d40 # [ 125.762320] r7 : c5d31f60 r6 : 00000000 r5 : 00000000 r4 : c0c2dd90 # [ 125.768855] r3 : 7e351524 r2 : 7e351524 r1 : ef7965e0 r0 : 0000002b # [ 125.775392] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 125.782538] Control: 10c5387d Table: 16de804a DAC: 00000051 # [ 125.788294] Process cat (pid: 2223, stack limit = 0xb56ac9a0) # [ 125.794049] Stack: (0xc5d31e38 to 0xc5d32000) # [ 125.798417] 1e20: 00000025 c6d6d000 # [ 125.806606] 1e40: 0000000a c5d31f60 c5d31e64 c5d31e58 c1357ecc c1357c28 c5d31e74 c5d31e68 # [ 125.814794] 1e60: c0c2d020 c1357eb8 c5d31e9c c5d31e78 c0c2d520 c0c2d000 c0c2d400 c68f6500 # [ 125.822982] 1e80: b6e1e000 0000000a c5366540 c5d31f60 c5d31ec4 c5d31ea0 c07f4c50 c0c2d40c # [ 125.831171] 1ea0: 00000000 c68f6500 b6e1e000 c2816000 c5d31f60 c07f4bec c5d31f5c c5d31ec8 # [ 125.839360] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c5d30000 # [ 125.847547] 1ee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c5d31ee0 00000001 b6e1d000 # [ 125.855736] 1f00: c5a04280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.863924] 1f20: 00000000 00000000 c136d410 7e351524 c205c080 c68f6500 c68f6500 c5d30000 # [ 125.872112] 1f40: b6e1e000 00000000 00000000 00000004 c5d31f94 c5d31f60 c05988bc c0598228 # [ 125.880300] 1f60: 00000000 00000000 c5d31fac 7e351524 0000000a 0000000a b6f65e00 00000004 # [ 125.888490] 1f80: c03002e4 c5d30000 c5d31fa4 c5d31f98 c059894c c0598854 00000000 c5d31fa8 # [ 125.896678] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 125.904866] 1fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 bed87a54 # [ 125.913053] 1fe0: 00000004 bed87788 b6ed394f b6e59c66 800e0030 00000001 00000000 00000000 # [ 125.921235] Backtrace: # [ 125.923711] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 125.931899] r7:c5d31f60 r6:0000000a r5:c6d6d000 r4:00000025 # [ 125.937583] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.945693] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.953717] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.961647] r9:c5d31f60 r8:c5366540 r7:0000000a r6:b6e1e000 r5:c68f6500 r4:c0c2d400 # [ 125.969407] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.977249] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6e1e000 r5:c68f6500 r4:00000000 # [ 125.985006] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.992153] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c5d30000 r5:c68f6500 # [ 125.999989] r4:c68f6500 # [ 126.002535] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.009682] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a # [ 126.017441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.025019] Exception stack(0xc5d31fa8 to 0xc5d31ff0) # [ 126.030081] 1fa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 126.038270] 1fc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 bed87a54 # [ 126.046457] 1fe0: 00000004 bed87788 b6ed394f b6e59c66 # [ 126.051524] Code: bad PC value # [ 126.054735] ---[ end trace 7a6d29f13dc4ce34 ]---[ 126.617069] lkdtm: Performing direct entry ACCESS_USERSPACE # EXEC_NULL: missing 'call trace[ 126.624880] lkdtm: attempting bad read at b6f74000 :': [FAIL] not ok 36 selftests: [ 126.632371] 8<--- cut here --- lkdtm: EXEC_NULL.sh # [e x i1t2=6.638188] Unhandled fault: page domain fault (0x01b) at 0xb6f74000 # selftests: lkdt[m : 1A2C6C.E46883] pgd = 5561fede SS_USERSPACE.sh [ 126.651755] [b6f74000] *pgd=49355831 [ 126.656809] Internal error: : 1b [#10] SMP ARM [ 126.661264] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 126.690334] CPU: 1 PID: 2299 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 126.698084] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.704636] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 126.709882] LR is at __irq_work_queue_local+0x40/0x74 [ 126.714943] pc : [] lr : [] psr: 600e0013 [ 126.721216] sp : c6c85e38 ip : c6c85d40 fp : c6c85e64 [ 126.726448] r10: 00000011 r9 : c1acb9e8 r8 : c15e7d40 [ 126.731678] r7 : c6c85f60 r6 : 00000051 r5 : c6c84000 r4 : b6f74000 [ 126.738213] r3 : dc82b63b r2 : dc82b63b r1 : ef7965e0 r0 : 00000026 [ 126.744749] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 126.751892] Control: 10c5387d Table: 16e9004a DAC: 00000051 [ 126.757646] Process cat (pid: 2299, stack limit = 0x9703cdec) [ 126.763399] Stack: (0xc6c85e38 to 0xc6c86000) [ 126.767767] 5e20: 00000022 00000000 [ 126.775958] 5e40: 00000000 dc82b63b c6c85e6c 00000026 c6d3b000 00000011 c6c85e74 c6c85e68 [ 126.784147] 5e60: c0c2d020 c0c2df00 c6c85e9c c6c85e78 c0c2d520 c0c2d000 c0c2d400 c5abeb40 [ 126.792334] 5e80: b6e2e000 00000011 c5366540 c6c85f60 c6c85ec4 c6c85ea0 c07f4c50 c0c2d40c [ 126.800523] 5ea0: 00000000 c5abeb40 b6e2e000 c2816000 c6c85f60 c07f4bec c6c85f5c c6c85ec8 [ 126.808710] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c84000 [ 126.816899] 5ee0: b6e2e000 00020000 00000004 00000011 0001ffef c6c85ee0 00000001 b6e2d000 [ 126.825086] 5f00: c5a04640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 126.833274] 5f20: 00000000 00000000 c136d410 dc82b63b c205c080 c5abeb40 c5abeb40 c6c84000 [ 126.841463] 5f40: b6e2e000 00000000 00000000 00000004 c6c85f94 c6c85f60 c05988bc c0598228 [ 126.849651] 5f60: 00000000 00000000 c6c85fac dc82b63b 00000011 00000011 b6f75e00 00000004 [ 126.857838] 5f80: c03002e4 c6c84000 c6c85fa4 c6c85f98 c059894c c0598854 00000000 c6c85fa8 [ 126.866027] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e2e000 00000011 00000000 [ 126.874214] 5fc0: 00000011 00000011 b6f75e00 00000004 00000001 00000000 00020000 be90fa54 [ 126.882402] 5fe0: 00000004 be90f788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 [ 126.890584] Backtrace: [ 126.893058] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.901767] r6:00000011 r5:c6d3b000 r4:00000026 [ 126.906400] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.914421] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.922348] r9:c6c85f60 r8:c5366540 r7:00000011 r6:b6e2e000 r5:c5abeb40 r4:c0c2d400 [ 126.930108] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.937949] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e2e000 r5:c5abeb40 r4:00000000 [ 126.945705] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.952853] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c84000 r5:c5abeb40 [ 126.960687] r4:c5abeb40 [ 126.963234] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.970382] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000011 r4:00000011 [ 126.978143] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.985718] Exception stack(0xc6c85fa8 to 0xc6c85ff0) [ 126.990782] 5fa0: 00000011 00000011 00000001 b6e2e000 00000011 00000000 [ 126.998971] 5fc0: 00000011 00000011 b6f75e00 00000004 00000001 00000000 00020000 be90fa54 [ 127.007156] 5fe0: 00000004 be90f788 b6ee394f b6e69c66 [ 127.012221] Code: e1a01004 e30c090c e34c01ac eb1c7c09 (e5943000) [ 127.018329] ---[ end trace 7a6d29f13dc4ce35 ]--- # Segmentation fault # [ 126.617069] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 126.624880] lkdtm: attempting bad read at b6f74000 # [ 126.632371] 8<--- cut here --- # [ 126.638188] Unhandled fault: page domain fault (0x01b) at 0xb6f74000 # [ 126.646883] pgd = 5561fede # [ 126.651755] [b6f74000] *pgd=49355831 # [ 126.656809] Internal error: : 1b [#10] SMP ARM # [ 126.661264] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 126.690334] CPU: 1 PID: 2299 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 126.698084] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.704636] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 126.709882] LR is at __irq_work_queue_local+0x40/0x74 # [ 126.714943] pc : [] lr : [] psr: 600e0013 # [ 126.721216] sp : c6c85e38 ip : c6c85d40 fp : c6c85e64 # [ 126.726448] r10: 00000011 r9 : c1acb9e8 r8 : c15e7d40 # [ 126.731678] r7 : c6c85f60 r6 : 00000051 r5 : c6c84000 r4 : b6f74000 # [ 126.738213] r3 : dc82b63b r2 : dc82b63b r1 : ef7965e0 r0 : 00000026 # [ 126.744749] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.751892] Control: 10c5387d Table: 16e9004a DAC: 00000051 # [ 126.757646] Process cat (pid: 2299, stack limit = 0x9703cdec) # [ 126.763399] Stack: (0xc6c85e38 to 0xc6c86000) # [ 126.767767] 5e20: 00000022 00000000 # [ 126.775958] 5e40: 00000000 dc82b63b c6c85e6c 00000026 c6d3b000 00000011 c6c85e74 c6c85e68 # [ 126.784147] 5e60: c0c2d020 c0c2df00 c6c85e9c c6c85e78 c0c2d520 c0c2d000 c0c2d400 c5abeb40 # [ 126.792334] 5e80: b6e2e000 00000011 c5366540 c6c85f60 c6c85ec4 c6c85ea0 c07f4c50 c0c2d40c # [ 126.800523] 5ea0: 00000000 c5abeb40 b6e2e000 c2816000 c6c85f60 c07f4bec c6c85f5c c6c85ec8 # [ 126.808710] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6c84000 # [ 126.816899] 5ee0: b6e2e000 00020000 00000004 00000011 0001ffef c6c85ee0 00000001 b6e2d000 # [ 126.825086] 5f00: c5a04640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.833274] 5f20: 00000000 00000000 c136d410 dc82b63b c205c080 c5abeb40 c5abeb40 c6c84000 # [ 126.841463] 5f40: b6e2e000 00000000 00000000 00000004 c6c85f94 c6c85f60 c05988bc c0598228 # [ 126.849651] 5f60: 00000000 00000000 c6c85fac dc82b63b 00000011 00000011 b6f75e00 00000004 # [ 126.857838] 5f80: c03002e4 c6c84000 c6c85fa4 c6c85f98 c059894c c0598854 00000000 c6c85fa8 # [ 126.866027] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e2e000 00000011 00000000 # [ 126.874214] 5fc0: 00000011 00000011 b6f75e00 00000004 00000001 00000000 00020000 be90fa54 # [ 126.882402] 5fe0: 00000004 be90f788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 # [ 126.890584] Backtrace: # [ 126.893058] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.901767] r6:00000011 r5:c6d3b000 r4:00000026 # [ 126.906400] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.914421] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.922348] r9:c6c85f60 r8:c5366540 r7:00000011 r6:b6e2e000 r5:c5abeb40 r4:c0c2d400 # [ 126.930108] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.937949] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e2e000 r5:c5abeb40 r4:00000000 # [ 126.945705] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.952853] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c84000 r5:c5abeb40 # [ 126.960687] r4:c5abeb40 # [ 126.963234] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.970382] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000011 r4:00000011 # [ 126.978143] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.985718] Exception stack(0xc6c85fa8 to 0xc6c85ff0) # [ 126.990782] 5fa0: 00000011 00000011 00000001 b6e2e000 00000011 00000000 # [ 126.998971] 5fc0: 00000011 00000011 b6f75e00 00000004 00000001 00000000 00020000 be90fa54 # [ 127.007156] 5fe0: 00000004 be90f788 b6ee394f b6e69c66 # [ 127.012221] Code: e1a01004 e30c090c e34c01ac eb1c7c09 (e5943000) # [ 127.018329] ---[ end trace 7a6d29f13dc4ce35 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 127.557115] lkdtm: Performing direct entry ACCESS_NULL [ 127.562493] lkdtm: attempting bad read at 00000000 [ 127.567340] 8<--- cut here --- [ 127.570431] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 127.578675] pgd = 70da54a6 [ 127.581421] [00000000] *pgd=00000000 [ 127.585184] Internal error: Oops: 5 [#11] SMP ARM [ 127.589933] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 127.619224] CPU: 1 PID: 2374 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 127.626991] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.633578] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 127.638224] LR is at 0x0 [ 127.640785] pc : [] lr : [<00000000>] psr: 600e0013 [ 127.647074] sp : c474fe50 ip : 00000027 fp : c474fe64 [ 127.652319] r10: 0000000c r9 : c1acb9fc r8 : c15e7d40 [ 127.657564] r7 : c474ff60 r6 : 0000000c r5 : c6d3b000 r4 : 00000000 [ 127.664115] r3 : 96c0a6cd r2 : 96c0a6cd r1 : ef7965e4 r0 : 00000026 [ 127.670667] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 127.677826] Control: 10c5387d Table: 15ed404a DAC: 00000051 [ 127.683597] Process cat (pid: 2374, stack limit = 0x3622b8c0) [ 127.689367] Stack: (0xc474fe50 to 0xc4750000) [ 127.693755] fe40: 00000027 c6d3b000 c474fe74 c474fe68 [ 127.701962] fe60: c0c2d020 c1357edc c474fe9c c474fe78 c0c2d520 c0c2d000 c0c2d400 c5abe000 [ 127.710169] fe80: b6e7e000 0000000c c5366540 c474ff60 c474fec4 c474fea0 c07f4c50 c0c2d40c [ 127.718375] fea0: 00000000 c5abe000 b6e7e000 c2816000 c474ff60 c07f4bec c474ff5c c474fec8 [ 127.726581] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c474e000 [ 127.734787] fee0: b6e7e000 00020000 00000004 0000000c 0001fff4 c474fee0 00000001 b6e7d000 [ 127.742993] ff00: c5f652c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 127.751199] ff20: 00000000 00000000 c136d410 96c0a6cd c205c080 c5abe000 c5abe000 c474e000 [ 127.759406] ff40: b6e7e000 00000000 00000000 00000004 c474ff94 c474ff60 c05988bc c0598228 [ 127.767612] ff60: 00000000 00000000 c474ffac 96c0a6cd 0000000c 0000000c b6fc5e00 00000004 [ 127.775818] ff80: c03002e4 c474e000 c474ffa4 c474ff98 c059894c c0598854 00000000 c474ffa8 [ 127.784023] ffa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e7e000 0000000c 00000000 [ 127.792230] ffc0: 0000000c 0000000c b6fc5e00 00000004 00000001 00000000 00020000 bedb5a54 [ 127.800435] ffe0: 00000004 bedb5788 b6f3394f b6eb9c66 800e0030 00000001 00000000 00000000 [ 127.808628] Backtrace: [ 127.811147] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.819442] r5:c6d3b000 r4:00000027 [ 127.823059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.831104] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.839053] r9:c474ff60 r8:c5366540 r7:0000000c r6:b6e7e000 r5:c5abe000 r4:c0c2d400 [ 127.846835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.854697] r9:c07f4bec r8:c474ff60 r7:c2816000 r6:b6e7e000 r5:c5abe000 r4:00000000 [ 127.862474] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.869640] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c474e000 r5:c5abe000 [ 127.877489] r4:c5abe000 [ 127.880054] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.887218] r9:c474e000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:0000000c r4:0000000c [ 127.894996] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.902585] Exception stack(0xc474ffa8 to 0xc474fff0) [ 127.907665] ffa0: 0000000c 0000000c 00000001 b6e7e000 0000000c 00000000 [ 127.915872] ffc0: 0000000c 0000000c b6fc5e00 00000004 00000001 00000000 00020000 bedb5a54 [ 127.924072] ffe0: 00000004 bedb5788 b6f3394f b6eb9c66 [ 127.929154] Code: e30c090c e34c01ac e1a01004 ebffd44d (e5945000) [ 127.935521] ---[ end trace 7a6d29f13dc4ce36 ]--- # Segmentation fault # [ 127.557115] lkdtm: Performing direct entry ACCESS_NULL # [ 127.562493] lkdtm: attempting bad read at 00000000 # [ 127.567340] 8<--- cut here --- # [ 127.570431] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 127.578675] pgd = 70da54a6 # [ 127.581421] [00000000] *pgd=00000000 # [ 127.585184] Internal error: Oops: 5 [#11] SMP ARM # [ 127.589933] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 127.619224] CPU: 1 PID: 2374 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 127.626991] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.633578] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 127.638224] LR is at 0x0 # [ 127.640785] pc : [] lr : [<00000000>] psr: 600e0013 # [ 127.647074] sp : c474fe50 ip : 00000027 fp : c474fe64 # [ 127.652319] r10: 0000000c r9 : c1acb9fc r8 : c15e7d40 # [ 127.657564] r7 : c474ff60 r6 : 0000000c r5 : c6d3b000 r4 : 00000000 # [ 127.664115] r3 : 96c0a6cd r2 : 96c0a6cd r1 : ef7965e4 r0 : 00000026 # [ 127.670667] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.677826] Control: 10c5387d Table: 15ed404a DAC: 00000051 # [ 127.683597] Process cat (pid: 2374, stack limit = 0x3622b8c0) # [ 127.689367] Stack: (0xc474fe50 to 0xc4750000) # [ 127.693755] fe40: 00000027 c6d3b000 c474fe74 c474fe68 # [ 127.701962] fe60: c0c2d020 c1357edc c474fe9c c474fe78 c0c2d520 c0c2d000 c0c2d400 c5abe000 # [ 127.710169] fe80: b6e7e000 0000000c c5366540 c474ff60 c474fec4 c474fea0 c07f4c50 c0c2d40c # [ 127.718375] fea0: 00000000 c5abe000 b6e7e000 c2816000 c474ff60 c07f4bec c474ff5c c474fec8 # [ 127.726581] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c474e000 # [ 127.734787] fee0: b6e7e000 00020000 00000004 0000000c 0001fff4 c474fee0 00000001 b6e7d000 # [ 127.742993] ff00: c5f652c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.751199] ff20: 00000000 00000000 c136d410 96c0a6cd c205c080 c5abe000 c5abe000 c474e000 # [ 127.759406] ff40: b6e7e000 00000000 00000000 00000004 c474ff94 c474ff60 c05988bc c0598228 # [ 127.767612] ff60: 00000000 00000000 c474ffac 96c0a6cd 0000000c 0000000c b6fc5e00 00000004 # [ 127.775818] ff80: c03002e4 c474e000 c474ffa4 c474ff98 c059894c c0598854 00000000 c474ffa8 # [ 127.784023] ffa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e7e000 0000000c 00000000 # [ 127.792230] ffc0: 0000000c 0000000c b6fc5e00 00000004 00000001 00000000 00020000 bedb5a54 # [ 127.800435] ffe0: 00000004 bedb5788 b6f3394f b6eb9c66 800e0030 00000001 00000000 00000000 # [ 127.808628] Backtrace: # [ 127.811147] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.819442] r5:c6d3b000 r4:00000027 # [ 127.823059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.831104] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.839053] r9:c474ff60 r8:c5366540 r7:0000000c r6:b6e7e000 r5:c5abe000 r4:c0c2d400 # [ 127.846835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.854697] r9:c07f4bec r8:c474ff60 r7:c2816000 r6:b6e7e000 r5:c5abe000 r4:00000000 # [ 127.862474] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.869640] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c474e000 r5:c5abe000 # [ 127.877489] r4:c5abe000 # [ 127.880054] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.887218] r9:c474e000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:0000000c r4:0000000c # [ 127.894996] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.902585] Exception stack(0xc474ffa8 to 0xc474fff0) # [ 127.907665] ffa0: 0000000c 0000000c 00000001 b6e7e000 0000000c 00000000 # [ 127.915872] ffc0: 0000000c 0000000c b6fc5e00 00000004 00000001 00000000 00020000 bedb5a54 # [ 127.924072] ffe0: 00000004 bedb5788 b6f3394f b6eb9c66 # [ 127.929154] Code: e30c090c e34c01ac e1a01004 ebffd44d (e5945000) # [ 127.935521] ---[ end trace 7a6d29f13dc4ce36 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh [ 128.479585] lkdtm: Performing direct entry WRITE_RO [ 128.484610] lkdtm: attempting bad rodata write at c15e7fd8 [ 128.490139] 8<--- cut here --- [ 128.493219] Unable to handle kernel paging request at virtual address c15e7fd8 [ 128.500465] pgd = 3363f5fa [ 128.503194] [c15e7fd8] *pgd=1141941e(bad) [ 128.507231] Internal error: Oops: 80d [#12] SMP ARM [ 128.512118] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 128.541178] CPU: 3 PID: 2448 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 128.548928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.555478] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 128.559845] LR is at 0x0 [ 128.562389] pc : [] lr : [<00000000>] psr: 600e0013 [ 128.568663] sp : c6b5de50 ip : 00000027 fp : c6b5de64 [ 128.573894] r10: 00000009 r9 : c1acba08 r8 : c15e7d40 [ 128.579126] r7 : c6b5df60 r6 : 00000009 r5 : c6bdd000 r4 : c15e7fd8 [ 128.585660] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e4 r0 : c1acc80c [ 128.592196] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 128.599341] Control: 10c5387d Table: 16df404a DAC: 00000051 [ 128.605094] Process cat (pid: 2448, stack limit = 0x3feadf1c) [ 128.610847] Stack: (0xc6b5de50 to 0xc6b5e000) [ 128.615215] de40: 00000028 c6bdd000 c6b5de74 c6b5de68 [ 128.623404] de60: c0c2d020 c1357cdc c6b5de9c c6b5de78 c0c2d520 c0c2d000 c0c2d400 c6849a40 [ 128.631593] de80: b6de0000 00000009 c5366540 c6b5df60 c6b5dec4 c6b5dea0 c07f4c50 c0c2d40c [ 128.639781] dea0: 00000000 c6849a40 b6de0000 c2816000 c6b5df60 c07f4bec c6b5df5c c6b5dec8 [ 128.647970] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c59aa164 c05988bc c6b5c000 [ 128.656157] dee0: b6de0000 00020000 00000004 00000009 0001fff7 c6b5dee0 00000001 00000805 [ 128.664344] df00: c5f64b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 128.672532] df20: 00000000 00000000 c6b5c000 426eca16 b6ddf000 c6849a40 c6849a40 c6b5c000 [ 128.680720] df40: b6de0000 00000000 00000000 00000004 c6b5df94 c6b5df60 c05988bc c0598228 [ 128.688908] df60: 00000000 00000000 c6b5dfac 426eca16 00000009 00000009 b6f27e00 00000004 [ 128.697097] df80: c03002e4 c6b5c000 c6b5dfa4 c6b5df98 c059894c c0598854 00000000 c6b5dfa8 [ 128.705285] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6de0000 00000009 00000000 [ 128.713474] dfc0: 00000009 00000009 b6f27e00 00000004 00000001 00000000 00020000 bed9ba54 [ 128.721662] dfe0: 00000004 bed9b788 b6e9594f b6e1bc66 800e0030 00000001 00000000 00000000 [ 128.729842] Backtrace: [ 128.732322] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.740334] r5:c6bdd000 r4:00000028 [ 128.743928] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.751951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.759879] r9:c6b5df60 r8:c5366540 r7:00000009 r6:b6de0000 r5:c6849a40 r4:c0c2d400 [ 128.767640] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.775482] r9:c07f4bec r8:c6b5df60 r7:c2816000 r6:b6de0000 r5:c6849a40 r4:00000000 [ 128.783238] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.790385] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6b5c000 r5:c6849a40 [ 128.798220] r4:c6849a40 [ 128.800766] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.807912] r9:c6b5c000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000009 r4:00000009 [ 128.815669] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.823244] Exception stack(0xc6b5dfa8 to 0xc6b5dff0) [ 128.828305] dfa0: 00000009 00000009 00000001 b6de0000 00000009 00000000 [ 128.836493] dfc0: 00000009 00000009 b6f27e00 00000004 00000001 00000000 00020000 bed9ba54 [ 128.844678] dfe0: 00000004 bed9b788 b6e9594f b6e1bc66 [ 128.849740] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) [ 128.855846] ---[ end trace 7a6d29f13dc4ce37 ]--- # Segmentation fault # [ 128.479585] lkdtm: Performing direct entry WRITE_RO # [ 128.484610] lkdtm: attempting bad rodata write at c15e7fd8 # [ 128.490139] 8<--- cut here --- # [ 128.493219] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 128.500465] pgd = 3363f5fa # [ 128.503194] [c15e7fd8] *pgd=1141941e(bad) # [ 128.507231] Internal error: Oops: 80d [#12] SMP ARM # [ 128.512118] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 128.541178] CPU: 3 PID: 2448 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 128.548928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.555478] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 128.559845] LR is at 0x0 # [ 128.562389] pc : [] lr : [<00000000>] psr: 600e0013 # [ 128.568663] sp : c6b5de50 ip : 00000027 fp : c6b5de64 # [ 128.573894] r10: 00000009 r9 : c1acba08 r8 : c15e7d40 # [ 128.579126] r7 : c6b5df60 r6 : 00000009 r5 : c6bdd000 r4 : c15e7fd8 # [ 128.585660] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e4 r0 : c1acc80c # [ 128.592196] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.599341] Control: 10c5387d Table: 16df404a DAC: 00000051 # [ 128.605094] Process cat (pid: 2448, stack limit = 0x3feadf1c) # [ 128.610847] Stack: (0xc6b5de50 to 0xc6b5e000) # [ 128.615215] de40: 00000028 c6bdd000 c6b5de74 c6b5de68 # [ 128.623404] de60: c0c2d020 c1357cdc c6b5de9c c6b5de78 c0c2d520 c0c2d000 c0c2d400 c6849a40 # [ 128.631593] de80: b6de0000 00000009 c5366540 c6b5df60 c6b5dec4 c6b5dea0 c07f4c50 c0c2d40c # [ 128.639781] dea0: 00000000 c6849a40 b6de0000 c2816000 c6b5df60 c07f4bec c6b5df5c c6b5dec8 # [ 128.647970] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c59aa164 c05988bc c6b5c000 # [ 128.656157] dee0: b6de0000 00020000 00000004 00000009 0001fff7 c6b5dee0 00000001 00000805 # [ 128.664344] df00: c5f64b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.672532] df20: 00000000 00000000 c6b5c000 426eca16 b6ddf000 c6849a40 c6849a40 c6b5c000 # [ 128.680720] df40: b6de0000 00000000 00000000 00000004 c6b5df94 c6b5df60 c05988bc c0598228 # [ 128.688908] df60: 00000000 00000000 c6b5dfac 426eca16 00000009 00000009 b6f27e00 00000004 # [ 128.697097] df80: c03002e4 c6b5c000 c6b5dfa4 c6b5df98 c059894c c0598854 00000000 c6b5dfa8 # [ 128.705285] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6de0000 00000009 00000000 # [ 128.713474] dfc0: 00000009 00000009 b6f27e00 00000004 00000001 00000000 00020000 bed9ba54 # [ 128.721662] dfe0: 00000004 bed9b788 b6e9594f b6e1bc66 800e0030 00000001 00000000 00000000 # [ 128.729842] Backtrace: # [ 128.732322] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.740334] r5:c6bdd000 r4:00000028 # [ 128.743928] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.751951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.759879] r9:c6b5df60 r8:c5366540 r7:00000009 r6:b6de0000 r5:c6849a40 r4:c0c2d400 # [ 128.767640] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.775482] r9:c07f4bec r8:c6b5df60 r7:c2816000 r6:b6de0000 r5:c6849a40 r4:00000000 # [ 128.783238] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.790385] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6b5c000 r5:c6849a40 # [ 128.798220] r4:c6849a40 # [ 128.800766] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.807912] r9:c6b5c000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000009 r4:00000009 # [ 128.815669] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.823244] Exception stack(0xc6b5dfa8 to 0xc6b5dff0) # [ 128.828305] dfa0: 00000009 00000009 00000001 b6de0000 00000009 00000000 # [ 128.836493] dfc0: 00000009 00000009 b6f27e00 00000004 00000001 00000000 00020000 bed9ba54 # [ 128.844678] dfe0: 00000004 bed9b788 b6e9594f b6e1bc66 # [ 128.849740] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) # [ 128.855846] ---[ end trace 7a6d29f13dc4ce37 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 129.466043] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT [ 129.471905] lkdtm: attempting bad ro_after_init write at c1b7dc48 [ 129.478168] 8<--- cut here --- [ 129.481257] Unable to handle kernel paging request at virtual address c1b7dc48 [ 129.488516] pgd = df0c96a5 [ 129.491251] [c1b7dc48] *pgd=11a1941e(bad) [ 129.495320] Internal error: Oops: 80d [#13] SMP ARM [ 129.500207] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 129.529258] CPU: 3 PID: 2522 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 129.537008] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.543560] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 129.548895] LR is at __irq_work_queue_local+0x40/0x74 [ 129.553955] pc : [] lr : [] psr: 600e0013 [ 129.560231] sp : c6939e50 ip : c6939d58 fp : c6939e64 [ 129.565462] r10: 00000014 r9 : c1acba14 r8 : c15e7d40 [ 129.570696] r7 : c6939f60 r6 : 00000014 r5 : c5cd2000 r4 : c1b7dc48 [ 129.577231] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc80c [ 129.583767] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 129.590911] Control: 10c5387d Table: 16ecc04a DAC: 00000051 [ 129.596666] Process cat (pid: 2522, stack limit = 0x80417951) [ 129.602420] Stack: (0xc6939e50 to 0xc693a000) [ 129.606789] 9e40: 00000029 c5cd2000 c6939e74 c6939e68 [ 129.614978] 9e60: c0c2d020 c1357d2c c6939e9c c6939e78 c0c2d520 c0c2d000 c0c2d400 c6848f00 [ 129.623167] 9e80: b6e15000 00000014 c5366540 c6939f60 c6939ec4 c6939ea0 c07f4c50 c0c2d40c [ 129.631357] 9ea0: 00000000 c6848f00 b6e15000 c2816000 c6939f60 c07f4bec c6939f5c c6939ec8 [ 129.639546] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6938000 [ 129.647735] 9ee0: b6e15000 00020000 00000004 00000014 0001ffec c6939ee0 00000001 b6e14000 [ 129.655922] 9f00: c5b8b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 129.664110] 9f20: 00000000 00000000 c136d410 0a481fe2 c205c080 c6848f00 c6848f00 c6938000 [ 129.672299] 9f40: b6e15000 00000000 00000000 00000004 c6939f94 c6939f60 c05988bc c0598228 [ 129.680487] 9f60: 00000000 00000000 c6939fac 0a481fe2 00000014 00000014 b6f5ce00 00000004 [ 129.688676] 9f80: c03002e4 c6938000 c6939fa4 c6939f98 c059894c c0598854 00000000 c6939fa8 [ 129.696863] 9fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e15000 00000014 00000000 [ 129.705051] 9fc0: 00000014 00000014 b6f5ce00 00000004 00000001 00000000 00020000 bebbda54 [ 129.713238] 9fe0: 00000004 bebbd788 b6eca94f b6e50c66 800e0030 00000001 00000000 00000000 [ 129.721419] Backtrace: [ 129.723900] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.732869] r5:c5cd2000 r4:00000029 [ 129.736463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.744486] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.752414] r9:c6939f60 r8:c5366540 r7:00000014 r6:b6e15000 r5:c6848f00 r4:c0c2d400 [ 129.760175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.768016] r9:c07f4bec r8:c6939f60 r7:c2816000 r6:b6e15000 r5:c6848f00 r4:00000000 [ 129.775772] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.782919] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6938000 r5:c6848f00 [ 129.790755] r4:c6848f00 [ 129.793301] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.800449] r9:c6938000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000014 r4:00000014 [ 129.808207] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.815783] Exception stack(0xc6939fa8 to 0xc6939ff0) [ 129.820845] 9fa0: 00000014 00000014 00000001 b6e15000 00000014 00000000 [ 129.829033] 9fc0: 00000014 00000014 b6f5ce00 00000004 00000001 00000000 00020000 bebbda54 [ 129.837218] 9fe0: 00000004 bebbd788 b6eca94f b6e50c66 [ 129.842283] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) [ 129.848391] ---[ end trace 7a6d29f13dc4ce38 ]--- # Segmentation fault # [ 129.466043] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 129.471905] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 129.478168] 8<--- cut here --- # [ 129.481257] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 129.488516] pgd = df0c96a5 # [ 129.491251] [c1b7dc48] *pgd=11a1941e(bad) # [ 129.495320] Internal error: Oops: 80d [#13] SMP ARM # [ 129.500207] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 129.529258] CPU: 3 PID: 2522 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 129.537008] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.543560] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 129.548895] LR is at __irq_work_queue_local+0x40/0x74 # [ 129.553955] pc : [] lr : [] psr: 600e0013 # [ 129.560231] sp : c6939e50 ip : c6939d58 fp : c6939e64 # [ 129.565462] r10: 00000014 r9 : c1acba14 r8 : c15e7d40 # [ 129.570696] r7 : c6939f60 r6 : 00000014 r5 : c5cd2000 r4 : c1b7dc48 # [ 129.577231] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc80c # [ 129.583767] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.590911] Control: 10c5387d Table: 16ecc04a DAC: 00000051 # [ 129.596666] Process cat (pid: 2522, stack limit = 0x80417951) # [ 129.602420] Stack: (0xc6939e50 to 0xc693a000) # [ 129.606789] 9e40: 00000029 c5cd2000 c6939e74 c6939e68 # [ 129.614978] 9e60: c0c2d020 c1357d2c c6939e9c c6939e78 c0c2d520 c0c2d000 c0c2d400 c6848f00 # [ 129.623167] 9e80: b6e15000 00000014 c5366540 c6939f60 c6939ec4 c6939ea0 c07f4c50 c0c2d40c # [ 129.631357] 9ea0: 00000000 c6848f00 b6e15000 c2816000 c6939f60 c07f4bec c6939f5c c6939ec8 # [ 129.639546] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136d410 c05988bc c6938000 # [ 129.647735] 9ee0: b6e15000 00020000 00000004 00000014 0001ffec c6939ee0 00000001 b6e14000 # [ 129.655922] 9f00: c5b8b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.664110] 9f20: 00000000 00000000 c136d410 0a481fe2 c205c080 c6848f00 c6848f00 c6938000 # [ 129.672299] 9f40: b6e15000 00000000 00000000 00000004 c6939f94 c6939f60 c05988bc c0598228 # [ 129.680487] 9f60: 00000000 00000000 c6939fac 0a481fe2 00000014 00000014 b6f5ce00 00000004 # [ 129.688676] 9f80: c03002e4 c6938000 c6939fa4 c6939f98 c059894c c0598854 00000000 c6939fa8 # [ 129.696863] 9fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e15000 00000014 00000000 # [ 129.705051] 9fc0: 00000014 00000014 b6f5ce00 00000004 00000001 00000000 00020000 bebbda54 # [ 129.713238] 9fe0: 00000004 bebbd788 b6eca94f b6e50c66 800e0030 00000001 00000000 00000000 # [ 129.721419] Backtrace: # [ 129.723900] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.732869] r5:c5cd2000 r4:00000029 # [ 129.736463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.744486] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.752414] r9:c6939f60 r8:c5366540 r7:00000014 r6:b6e15000 r5:c6848f00 r4:c0c2d400 # [ 129.760175] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.768016] r9:c07f4bec r8:c6939f60 r7:c2816000 r6:b6e15000 r5:c6848f00 r4:00000000 # [ 129.775772] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.782919] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c6938000 r5:c6848f00 # [ 129.790755] r4:c6848f00 # [ 129.793301] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.800449] r9:c6938000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000014 r4:00000014 # [ 129.808207] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.815783] Exception stack(0xc6939fa8 to 0xc6939ff0) # [ 129.820845] 9fa0: 00000014 00000014 00000001 b6e15000 00000014 00000000 # [ 129.829033] 9fc0: 00000014 00000014 b6f5ce00 00000004 00000001 00000000 00020000 bebbda54 # [ 129.837218] 9fe0: 00000004 bebbd788 b6eca94f b6e50c66 # [ 129.842283] Code: e34a3bcd e30c080c e34c01ac e0233002 (e5843000) # [ 129.848391] ---[ end trace 7a6d29f13dc4ce38 ]--- # 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 [ 130.429419] lkdtm: Performing direct entry WRITE_KERN [ 130.434633] lkdtm: attempting bad 7511656 byte write at c1357bf8 [ 130.440685] 8<--- cut here --- [ 130.443767] Unable to handle kernel paging request at virtual address c1357bf8 [ 130.451013] pgd = 3363f5fa [ 130.453733] [c1357bf8] *pgd=1121940e(bad) [ 130.457770] Internal error: Oops: 80d [#14] SMP ARM [ 130.462658] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 130.491729] CPU: 2 PID: 2596 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 130.499478] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.506022] PC is at memcpy+0x50/0x330 [ 130.509781] LR is at 0xe92dd830 [ 130.512933] pc : [] lr : [] psr: 200e0013 [ 130.519208] sp : c5d31e2c ip : e1a0c00d fp : c5d31e64 [ 130.524441] r10: 0000000b r9 : c1acba28 r8 : e89da800 [ 130.529673] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 130.536207] r3 : e1a0c00d r2 : 00729dc8 r1 : c0c2ddb0 r0 : c1357bf8 [ 130.542743] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 130.549886] Control: 10c5387d Table: 16df404a DAC: 00000051 [ 130.555639] Process cat (pid: 2596, stack limit = 0xb56ac9a0) [ 130.561394] Stack: (0xc5d31e2c to 0xc5d32000) [ 130.565763] 1e20: c0c2dd90 00729e68 c5d31f60 c15e7d40 c1357bf8 [ 130.573952] 1e40: c1357bf8 c1357ddc 0000002a c6bdb000 0000000b c5d31f60 c5d31e74 c5d31e68 [ 130.582140] 1e60: c0c2d020 c1357d9c c5d31e9c c5d31e78 c0c2d520 c0c2d000 c0c2d400 c5f65b80 [ 130.590329] 1e80: b6de9000 0000000b c5366540 c5d31f60 c5d31ec4 c5d31ea0 c07f4c50 c0c2d40c [ 130.598516] 1ea0: 00000000 c5f65b80 b6de9000 c2816000 c5d31f60 c07f4bec c5d31f5c c5d31ec8 [ 130.606704] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c44a90e4 c05988bc c5d30000 [ 130.614893] 1ee0: b6de9000 00020000 00000004 0000000b 0001fff5 c5d31ee0 00000001 00000805 [ 130.623080] 1f00: c5a05a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 130.631268] 1f20: 00000000 00000000 c5d30000 ded3463b b6de8000 c5f65b80 c5f65b80 c5d30000 [ 130.639457] 1f40: b6de9000 00000000 00000000 00000004 c5d31f94 c5d31f60 c05988bc c0598228 [ 130.647643] 1f60: 00000000 00000000 c5d31fac ded3463b 0000000b 0000000b b6f30e00 00000004 [ 130.655831] 1f80: c03002e4 c5d30000 c5d31fa4 c5d31f98 c059894c c0598854 00000000 c5d31fa8 [ 130.664019] 1fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6de9000 0000000b 00000000 [ 130.672208] 1fc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bec4aa54 [ 130.680396] 1fe0: 00000004 bec4a788 b6e9e94f b6e24c66 800e0030 00000001 00000000 00000000 [ 130.688576] Backtrace: [ 130.691063] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.699253] r7:c5d31f60 r6:0000000b r5:c6bdb000 r4:0000002a [ 130.704930] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.712954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.720884] r9:c5d31f60 r8:c5366540 r7:0000000b r6:b6de9000 r5:c5f65b80 r4:c0c2d400 [ 130.728644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.736485] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6de9000 r5:c5f65b80 r4:00000000 [ 130.744241] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.751387] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d30000 r5:c5f65b80 [ 130.759222] r4:c5f65b80 [ 130.761769] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.768915] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000b r4:0000000b [ 130.776673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.784248] Exception stack(0xc5d31fa8 to 0xc5d31ff0) [ 130.789310] 1fa0: 0000000b 0000000b 00000001 b6de9000 0000000b 00000000 [ 130.797498] 1fc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bec4aa54 [ 130.805683] 1fe0: 00000004 bec4a788 b6e9e94f b6e24c66 [ 130.810745] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 130.816852] ---[ end trace 7a6d29f13dc4ce39 ]--- # Segmentation fault # [ 130.429419] lkdtm: Performing direct entry WRITE_KERN # [ 130.434633] lkdtm: attempting bad 7511656 byte write at c1357bf8 # [ 130.440685] 8<--- cut here --- # [ 130.443767] Unable to handle kernel paging request at virtual address c1357bf8 # [ 130.451013] pgd = 3363f5fa # [ 130.453733] [c1357bf8] *pgd=1121940e(bad) # [ 130.457770] Internal error: Oops: 80d [#14] SMP ARM # [ 130.462658] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 130.491729] CPU: 2 PID: 2596 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 130.499478] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.506022] PC is at memcpy+0x50/0x330 # [ 130.509781] LR is at 0xe92dd830 # [ 130.512933] pc : [] lr : [] psr: 200e0013 # [ 130.519208] sp : c5d31e2c ip : e1a0c00d fp : c5d31e64 # [ 130.524441] r10: 0000000b r9 : c1acba28 r8 : e89da800 # [ 130.529673] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 130.536207] r3 : e1a0c00d r2 : 00729dc8 r1 : c0c2ddb0 r0 : c1357bf8 # [ 130.542743] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.549886] Control: 10c5387d Table: 16df404a DAC: 00000051 # [ 130.555639] Process cat (pid: 2596, stack limit = 0xb56ac9a0) # [ 130.561394] Stack: (0xc5d31e2c to 0xc5d32000) # [ 130.565763] 1e20: c0c2dd90 00729e68 c5d31f60 c15e7d40 c1357bf8 # [ 130.573952] 1e40: c1357bf8 c1357ddc 0000002a c6bdb000 0000000b c5d31f60 c5d31e74 c5d31e68 # [ 130.582140] 1e60: c0c2d020 c1357d9c c5d31e9c c5d31e78 c0c2d520 c0c2d000 c0c2d400 c5f65b80 # [ 130.590329] 1e80: b6de9000 0000000b c5366540 c5d31f60 c5d31ec4 c5d31ea0 c07f4c50 c0c2d40c # [ 130.598516] 1ea0: 00000000 c5f65b80 b6de9000 c2816000 c5d31f60 c07f4bec c5d31f5c c5d31ec8 # [ 130.606704] 1ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c44a90e4 c05988bc c5d30000 # [ 130.614893] 1ee0: b6de9000 00020000 00000004 0000000b 0001fff5 c5d31ee0 00000001 00000805 # [ 130.623080] 1f00: c5a05a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.631268] 1f20: 00000000 00000000 c5d30000 ded3463b b6de8000 c5f65b80 c5f65b80 c5d30000 # [ 130.639457] 1f40: b6de9000 00000000 00000000 00000004 c5d31f94 c5d31f60 c05988bc c0598228 # [ 130.647643] 1f60: 00000000 00000000 c5d31fac ded3463b 0000000b 0000000b b6f30e00 00000004 # [ 130.655831] 1f80: c03002e4 c5d30000 c5d31fa4 c5d31f98 c059894c c0598854 00000000 c5d31fa8 # [ 130.664019] 1fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6de9000 0000000b 00000000 # [ 130.672208] 1fc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bec4aa54 # [ 130.680396] 1fe0: 00000004 bec4a788 b6e9e94f b6e24c66 800e0030 00000001 00000000 00000000 # [ 130.688576] Backtrace: # [ 130.691063] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.699253] r7:c5d31f60 r6:0000000b r5:c6bdb000 r4:0000002a # [ 130.704930] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.712954] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.720884] r9:c5d31f60 r8:c5366540 r7:0000000b r6:b6de9000 r5:c5f65b80 r4:c0c2d400 # [ 130.728644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.736485] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6de9000 r5:c5f65b80 r4:00000000 # [ 130.744241] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.751387] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d30000 r5:c5f65b80 # [ 130.759222] r4:c5f65b80 # [ 130.761769] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.768915] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000b r4:0000000b # [ 130.776673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.784248] Exception stack(0xc5d31fa8 to 0xc5d31ff0) # [ 130.789310] 1fa0: 0000000b 0000000b 00000001 b6de9000 0000000b 00000000 # [ 130.797498] 1fc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bec4aa54 # [ 130.805683] 1fe0: 00000004 bec4a788 b6e9e94f b6e24c66 # [ 130.810745] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 130.816852] ---[ end trace 7a6d29f13dc4ce39 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 131.412131] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [ 131.418271] lkdtm: attempting good refcount_inc() without overflow [ 131.424507] lkdtm: attempting bad refcount_inc() overflow [ 131.429923] ------------[ cut here ]------------ [ 131.434625] WARNING: CPU: 3 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 131.443116] refcount_t: saturated; leaking memory. [ 131.447921] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 131.477150] CPU: 3 PID: 2671 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 131.484905] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.491439] Backtrace: [ 131.493917] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.501498] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 131.507171] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.514497] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.521472] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 131.529232] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.536725] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6926000 [ 131.542401] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 131.551370] r9:c1acba34 r8:c15e7d40 r7:c6927f60 r6:00000016 r5:c6bdd000 r4:c6926000 [ 131.559136] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 131.568815] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 131.578920] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.588059] r4:0000002b [ 131.590608] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.598631] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.606560] r9:c6927f60 r8:c5366540 r7:00000016 r6:b6df8000 r5:c2fb7180 r4:c0c2d400 [ 131.614322] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.622163] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6df8000 r5:c2fb7180 r4:00000000 [ 131.629920] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.637066] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c6926000 r5:c2fb7180 [ 131.644903] r4:c2fb7180 [ 131.647450] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.654597] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000016 r4:00000016 [ 131.662355] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.669932] Exception stack(0xc6927fa8 to 0xc6927ff0) [ 131.674995] 7fa0: 00000016 00000016 00000001 b6df8000 00000016 00000000 [ 131.683183] 7fc0: 00000016 00000016 b6f3fe00 00000004 00000001 00000000 00020000 beedca54 [ 131.691370] 7fe0: 00000004 beedc788 b6ead94f b6e33c66 [ 131.696516] irq event stamp: 0 [ 131.699603] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.705238] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.712771] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.720273] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.725896] ---[ end trace 7a6d29f13dc4ce3a ]--- [ 131.730528] lkdtm: Overflow detected: saturated # [ 131.412131] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 131.418271] lkdtm: attempting good refcount_inc() without overflow # [ 131.424507] lkdtm: attempting bad refcount_inc() overflow # [ 131.429923] ------------[ cut here ]------------ # [ 131.434625] WARNING: CPU: 3 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 131.443116] refcount_t: saturated; leaking memory. # [ 131.447921] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 131.477150] CPU: 3 PID: 2671 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 131.484905] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.491439] Backtrace: # [ 131.493917] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.501498] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 131.507171] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.514497] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.521472] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 131.529232] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.536725] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6926000 # [ 131.542401] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 131.551370] r9:c1acba34 r8:c15e7d40 r7:c6927f60 r6:00000016 r5:c6bdd000 r4:c6926000 # [ 131.559136] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 131.568815] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 131.578920] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.588059] r4:0000002b # [ 131.590608] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.598631] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.606560] r9:c6927f60 r8:c5366540 r7:00000016 r6:b6df8000 r5:c2fb7180 r4:c0c2d400 # [ 131.614322] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.622163] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6df8000 r5:c2fb7180 r4:00000000 # [ 131.629920] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.637066] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c6926000 r5:c2fb7180 # [ 131.644903] r4:c2fb7180 # [ 131.647450] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.654597] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000016 r4:00000016 # [ 131.662355] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.669932] Exception stack(0xc6927fa8 to 0xc6927ff0) # [ 131.674995] 7fa0: 00000016 00000016 00000001 b6df8000 00000016 00000000 # [ 131.683183] 7fc0: 00000016 00000016 b6f3fe00 00000004 00000001 00000000 00020000 beedca54 # [ 131.691370] 7fe0: 00000004 beedc788 b6ead94f b6e33c66 # [ 131.696516] irq event stamp: 0 # [ 131.699603] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.705238] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.712771] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.720273] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.725896] ---[ end trace 7a6d29f13dc4ce3a ]--- # [ 131.730528] 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 [ 132.250431] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 132.256718] lkdtm: attempting good refcount_add() without overflow [ 132.263019] lkdtm: attempting bad refcount_add() overflow [ 132.268454] ------------[ cut here ]------------ [ 132.273223] WARNING: CPU: 0 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 132.281700] refcount_t: saturated; leaking memory. [ 132.286597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 132.316184] CPU: 0 PID: 2705 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 132.323956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.330506] Backtrace: [ 132.333019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.340620] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 132.346313] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.353660] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.360655] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 132.368434] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.375945] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c84000 [ 132.381648] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 132.390639] r9:c1acba4c r8:c15e7d40 r7:c6c85f60 r6:00000016 r5:c5a9e000 r4:c6c84000 [ 132.398430] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 132.408136] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 132.418265] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.427417] r4:0000002c [ 132.429986] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.438031] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.445983] r9:c6c85f60 r8:c5366540 r7:00000016 r6:b6e02000 r5:c2fb63c0 r4:c0c2d400 [ 132.453763] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.461626] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e02000 r5:c2fb63c0 r4:00000000 [ 132.469405] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.476570] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c6c84000 r5:c2fb63c0 [ 132.484418] r4:c2fb63c0 [ 132.486984] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.494150] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000016 r4:00000016 [ 132.501929] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.509520] Exception stack(0xc6c85fa8 to 0xc6c85ff0) [ 132.514601] 5fa0: 00000016 00000016 00000001 b6e02000 00000016 00000000 [ 132.522808] 5fc0: 00000016 00000016 b6f49e00 00000004 00000001 00000000 00020000 bee1ba54 [ 132.531008] 5fe0: 00000004 bee1b788 b6eb794f b6e3dc66 [ 132.536200] irq event stamp: 0 [ 132.539306] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.544994] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.552588] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.560116] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.565785] ---[ end trace 7a6d29f13dc4ce3b ]--- [ 132.570446] lkdtm: Overflow detected: saturated # [ 132.250431] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 132.256718] lkdtm: attempting good refcount_add() without overflow # [ 132.263019] lkdtm: attempting bad refcount_add() overflow # [ 132.268454] ------------[ cut here ]------------ # [ 132.273223] WARNING: CPU: 0 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 132.281700] refcount_t: saturated; leaking memory. # [ 132.286597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 132.316184] CPU: 0 PID: 2705 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 132.323956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.330506] Backtrace: # [ 132.333019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.340620] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 132.346313] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.353660] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.360655] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 132.368434] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.375945] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c84000 # [ 132.381648] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 132.390639] r9:c1acba4c r8:c15e7d40 r7:c6c85f60 r6:00000016 r5:c5a9e000 r4:c6c84000 # [ 132.398430] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 132.408136] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 132.418265] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.427417] r4:0000002c # [ 132.429986] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.438031] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.445983] r9:c6c85f60 r8:c5366540 r7:00000016 r6:b6e02000 r5:c2fb63c0 r4:c0c2d400 # [ 132.453763] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.461626] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e02000 r5:c2fb63c0 r4:00000000 # [ 132.469405] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.476570] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c6c84000 r5:c2fb63c0 # [ 132.484418] r4:c2fb63c0 # [ 132.486984] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.494150] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000016 r4:00000016 # [ 132.501929] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.509520] Exception stack(0xc6c85fa8 to 0xc6c85ff0) # [ 132.514601] 5fa0: 00000016 00000016 00000001 b6e02000 00000016 00000000 # [ 132.522808] 5fc0: 00000016 00000016 b6f49e00 00000004 00000001 00000000 00020000 bee1ba54 # [ 132.531008] 5fe0: 00000004 bee1b788 b6eb794f b6e3dc66 # [ 132.536200] irq event stamp: 0 # [ 132.539306] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.544994] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.552588] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.560116] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.565785] ---[ end trace 7a6d29f13dc4ce3b ]--- # [ 132.570446] 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 [ 133.099229] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 133.106162] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 133.112457] ------------[ cut here ]------------ [ 133.117148] WARNING: CPU: 2 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 133.125680] refcount_t: saturated; leaking memory. [ 133.130486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 133.159716] CPU: 2 PID: 2739 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 133.167469] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.174004] Backtrace: [ 133.176482] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.184066] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 133.189740] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.197067] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.204041] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 133.211798] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.219291] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c59e8000 [ 133.224968] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 133.233938] r9:c1acba64 r8:c15e7d40 r7:c59e9f60 r6:0000001f r5:c5ff1000 r4:7fffffff [ 133.241706] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 133.252158] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 133.263816] r5:c5ff1000 r4:c59e8000 [ 133.267413] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.277333] r4:0000002d [ 133.279882] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.287905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.295834] r9:c59e9f60 r8:c5366540 r7:0000001f r6:b6e38000 r5:c59b8c80 r4:c0c2d400 [ 133.303593] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.311434] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e38000 r5:c59b8c80 r4:00000000 [ 133.319193] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.326339] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59e8000 r5:c59b8c80 [ 133.334176] r4:c59b8c80 [ 133.336721] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.343867] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000001f r4:0000001f [ 133.351626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.359204] Exception stack(0xc59e9fa8 to 0xc59e9ff0) [ 133.364267] 9fa0: 0000001f 0000001f 00000001 b6e38000 0000001f 00000000 [ 133.372455] 9fc0: 0000001f 0000001f b6f7fe00 00000004 00000001 00000000 00020000 bed37a54 [ 133.380640] 9fe0: 00000004 bed37788 b6eed94f b6e73c66 [ 133.385770] irq event stamp: 0 [ 133.388847] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.394474] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 133.401978] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 133.409550] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.415195] ---[ end trace 7a6d29f13dc4ce3c ]--- [ 133.419834] lkdtm: Overflow detected: saturated # [ 133.099229] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 133.106162] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 133.112457] ------------[ cut here ]------------ # [ 133.117148] WARNING: CPU: 2 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 133.125680] refcount_t: saturated; leaking memory. # [ 133.130486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 133.159716] CPU: 2 PID: 2739 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 133.167469] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.174004] Backtrace: # [ 133.176482] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.184066] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 133.189740] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.197067] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.204041] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 133.211798] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.219291] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c59e8000 # [ 133.224968] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 133.233938] r9:c1acba64 r8:c15e7d40 r7:c59e9f60 r6:0000001f r5:c5ff1000 r4:7fffffff # [ 133.241706] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 133.252158] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 133.263816] r5:c5ff1000 r4:c59e8000 # [ 133.267413] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.277333] r4:0000002d # [ 133.279882] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.287905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.295834] r9:c59e9f60 r8:c5366540 r7:0000001f r6:b6e38000 r5:c59b8c80 r4:c0c2d400 # [ 133.303593] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.311434] r9:c07f4bec r8:c59e9f60 r7:c2816000 r6:b6e38000 r5:c59b8c80 r4:00000000 # [ 133.319193] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.326339] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59e8000 r5:c59b8c80 # [ 133.334176] r4:c59b8c80 # [ 133.336721] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.343867] r9:c59e8000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000001f r4:0000001f # [ 133.351626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.359204] Exception stack(0xc59e9fa8 to 0xc59e9ff0) # [ 133.364267] 9fa0: 0000001f 0000001f 00000001 b6e38000 0000001f 00000000 # [ 133.372455] 9fc0: 0000001f 0000001f b6f7fe00 00000004 00000001 00000000 00020000 bed37a54 # [ 133.380640] 9fe0: 00000004 bed37788 b6eed94f b6e73c66 # [ 133.385770] irq event stamp: 0 # [ 133.388847] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.394474] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 133.401978] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 133.409550] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.415195] ---[ end trace 7a6d29f13dc4ce3c ]--- # [ 133.419834] 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 [ 133.926110] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 133.933009] lkdtm: attempting bad refcount_add_not_zero() overflow [ 133.939221] ------------[ cut here ]------------ [ 133.943984] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 133.952482] refcount_t: saturated; leaking memory. [ 133.957289] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 133.986526] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 133.994278] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.000811] Backtrace: [ 134.003289] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.010872] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 134.016545] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.023871] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.030845] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 134.038605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.046099] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6db0000 [ 134.051777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 134.060750] r9:c1acba84 r8:c15e7d40 r7:c6db1f60 r6:0000001f r5:c5cf6000 r4:7fffffff [ 134.068518] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 134.078974] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 134.090633] r5:c5cf6000 r4:c6db0000 [ 134.094231] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.104151] r4:0000002e [ 134.106704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.114726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.122655] r9:c6db1f60 r8:c5366540 r7:0000001f r6:b6e64000 r5:c2fb6500 r4:c0c2d400 [ 134.130415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.138257] r9:c07f4bec r8:c6db1f60 r7:c2816000 r6:b6e64000 r5:c2fb6500 r4:00000000 [ 134.146014] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.153161] r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c6db0000 r5:c2fb6500 [ 134.160997] r4:c2fb6500 [ 134.163544] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.170690] r9:c6db0000 r8:c03002e4 r7:00000004 r6:b6fabe00 r5:0000001f r4:0000001f [ 134.178447] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.186025] Exception stack(0xc6db1fa8 to 0xc6db1ff0) [ 134.191088] 1fa0: 0000001f 0000001f 00000001 b6e64000 0000001f 00000000 [ 134.199275] 1fc0: 0000001f 0000001f b6fabe00 00000004 00000001 00000000 00020000 bec23a54 [ 134.207461] 1fe0: 00000004 bec23788 b6f1994f b6e9fc66 [ 134.212571] irq event stamp: 0 [ 134.215648] hardirqs last enabled at (0): [<00000000>] 0x0 [ 134.221238] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 134.228777] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 134.236313] softirqs last disabled at (0): [<00000000>] 0x0 [ 134.241900] ---[ end trace 7a6d29f13dc4ce3d ]--- [ 134.246565] lkdtm: Overflow detected: saturated # [ 133.926110] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 133.933009] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 133.939221] ------------[ cut here ]------------ # [ 133.943984] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 133.952482] refcount_t: saturated; leaking memory. # [ 133.957289] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 133.986526] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 133.994278] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.000811] Backtrace: # [ 134.003289] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.010872] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 134.016545] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.023871] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.030845] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 134.038605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.046099] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6db0000 # [ 134.051777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 134.060750] r9:c1acba84 r8:c15e7d40 r7:c6db1f60 r6:0000001f r5:c5cf6000 r4:7fffffff # [ 134.068518] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 134.078974] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 134.090633] r5:c5cf6000 r4:c6db0000 # [ 134.094231] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.104151] r4:0000002e # [ 134.106704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.114726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.122655] r9:c6db1f60 r8:c5366540 r7:0000001f r6:b6e64000 r5:c2fb6500 r4:c0c2d400 # [ 134.130415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.138257] r9:c07f4bec r8:c6db1f60 r7:c2816000 r6:b6e64000 r5:c2fb6500 r4:00000000 # [ 134.146014] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.153161] r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c6db0000 r5:c2fb6500 # [ 134.160997] r4:c2fb6500 # [ 134.163544] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.170690] r9:c6db0000 r8:c03002e4 r7:00000004 r6:b6fabe00 r5:0000001f r4:0000001f # [ 134.178447] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.186025] Exception stack(0xc6db1fa8 to 0xc6db1ff0) # [ 134.191088] 1fa0: 0000001f 0000001f 00000001 b6e64000 0000001f 00000000 # [ 134.199275] 1fc0: 0000001f 0000001f b6fabe00 00000004 00000001 00000000 00020000 bec23a54 # [ 134.207461] 1fe0: 00000004 bec23788 b6f1994f b6e9fc66 # [ 134.212571] irq event stamp: 0 # [ 134.215648] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 134.221238] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 134.228777] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 134.236313] softirqs last disabled at (0): [<00000000>] 0x0 # [ 134.241900] ---[ end trace 7a6d29f13dc4ce3d ]--- # [ 134.246565] 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 [ 134.767659] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 134.773449] lkdtm: attempting good refcount_dec() [ 134.778170] lkdtm: attempting bad refcount_dec() to zero [ 134.783536] ------------[ cut here ]------------ [ 134.788191] WARNING: CPU: 1 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 134.796715] refcount_t: decrement hit 0; leaking memory. [ 134.802042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 134.831303] CPU: 1 PID: 2807 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 134.839056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.845591] Backtrace: [ 134.848070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.855653] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 134.861329] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.868656] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.875630] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 134.883390] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.890883] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6976000 [ 134.896559] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 134.905531] r9:c1acbaa4 r8:c15e7d40 r7:c6977f60 r6:00000012 r5:c5a8b000 r4:c6976000 [ 134.913297] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 134.922970] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 134.932729] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.941520] r4:0000002f [ 134.944070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.952093] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.960020] r9:c6977f60 r8:c5366540 r7:00000012 r6:b6dda000 r5:c6901e00 r4:c0c2d400 [ 134.967781] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.975621] r9:c07f4bec r8:c6977f60 r7:c2816000 r6:b6dda000 r5:c6901e00 r4:00000000 [ 134.983378] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.990524] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6976000 r5:c6901e00 [ 134.998358] r4:c6901e00 [ 135.000905] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.008051] r9:c6976000 r8:c03002e4 r7:00000004 r6:b6f21e00 r5:00000012 r4:00000012 [ 135.015809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.023388] Exception stack(0xc6977fa8 to 0xc6977ff0) [ 135.028451] 7fa0: 00000012 00000012 00000001 b6dda000 00000012 00000000 [ 135.036640] 7fc0: 00000012 00000012 b6f21e00 00000004 00000001 00000000 00020000 bededa54 [ 135.044824] 7fe0: 00000004 beded788 b6e8f94f b6e15c66 [ 135.049971] irq event stamp: 0 [ 135.053076] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.058680] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.066237] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.073796] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.079407] ---[ end trace 7a6d29f13dc4ce3e ]--- [ 135.084077] lkdtm: Zero detected: saturated # [ 134.767659] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 134.773449] lkdtm: attempting good refcount_dec() # [ 134.778170] lkdtm: attempting bad refcount_dec() to zero # [ 134.783536] ------------[ cut here ]------------ # [ 134.788191] WARNING: CPU: 1 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 134.796715] refcount_t: decrement hit 0; leaking memory. # [ 134.802042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 134.831303] CPU: 1 PID: 2807 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 134.839056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.845591] Backtrace: # [ 134.848070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.855653] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 134.861329] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.868656] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.875630] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 134.883390] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.890883] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6976000 # [ 134.896559] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 134.905531] r9:c1acbaa4 r8:c15e7d40 r7:c6977f60 r6:00000012 r5:c5a8b000 r4:c6976000 # [ 134.913297] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 134.922970] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 134.932729] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.941520] r4:0000002f # [ 134.944070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.952093] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.960020] r9:c6977f60 r8:c5366540 r7:00000012 r6:b6dda000 r5:c6901e00 r4:c0c2d400 # [ 134.967781] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.975621] r9:c07f4bec r8:c6977f60 r7:c2816000 r6:b6dda000 r5:c6901e00 r4:00000000 # [ 134.983378] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.990524] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6976000 r5:c6901e00 # [ 134.998358] r4:c6901e00 # [ 135.000905] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.008051] r9:c6976000 r8:c03002e4 r7:00000004 r6:b6f21e00 r5:00000012 r4:00000012 # [ 135.015809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.023388] Exception stack(0xc6977fa8 to 0xc6977ff0) # [ 135.028451] 7fa0: 00000012 00000012 00000001 b6dda000 00000012 00000000 # [ 135.036640] 7fc0: 00000012 00000012 b6f21e00 00000004 00000001 00000000 00020000 bededa54 # [ 135.044824] 7fe0: 00000004 beded788 b6e8f94f b6e15c66 # [ 135.049971] irq event stamp: 0 # [ 135.053076] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.058680] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.066237] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.073796] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.079407] ---[ end trace 7a6d29f13dc4ce3e ]--- # [ 135.084077] 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 [ 135.626033] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 135.632065] lkdtm: attempting bad refcount_dec() below zero [ 135.637731] ------------[ cut here ]------------ [ 135.642431] WARNING: CPU: 0 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 135.650884] refcount_t: decrement hit 0; leaking memory. [ 135.656271] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 135.685517] CPU: 0 PID: 2844 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 135.693271] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.699806] Backtrace: [ 135.702285] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.709866] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 135.715540] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.722867] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 135.729842] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 135.737601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 135.745095] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6c84000 [ 135.750772] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 135.759743] r9:c1acbab8 r8:c15e7d40 r7:c6c85f60 r6:00000016 r5:00000000 r4:c6c84000 [ 135.767509] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 135.777181] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 135.787290] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.796430] r5:c5cf6000 r4:00000030 [ 135.800023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.808043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.815970] r9:c6c85f60 r8:c5366540 r7:00000016 r6:b6e3b000 r5:c6962640 r4:c0c2d400 [ 135.823729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.831570] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e3b000 r5:c6962640 r4:00000000 [ 135.839327] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.846473] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6c84000 r5:c6962640 [ 135.854309] r4:c6962640 [ 135.856855] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.864002] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000016 r4:00000016 [ 135.871760] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.879338] Exception stack(0xc6c85fa8 to 0xc6c85ff0) [ 135.884402] 5fa0: 00000016 00000016 00000001 b6e3b000 00000016 00000000 [ 135.892590] 5fc0: 00000016 00000016 b6f82e00 00000004 00000001 00000000 00020000 befe9a54 [ 135.900775] 5fe0: 00000004 befe9788 b6ef094f b6e76c66 [ 135.905911] irq event stamp: 0 [ 135.908989] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.914624] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.922127] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.930972] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.936652] ---[ end trace 7a6d29f13dc4ce3f ]--- [ 135.941287] lkdtm: Negative detected: saturated # [ 135.626033] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 135.632065] lkdtm: attempting bad refcount_dec() below zero # [ 135.637731] ------------[ cut here ]------------ # [ 135.642431] WARNING: CPU: 0 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 135.650884] refcount_t: decrement hit 0; leaking memory. # [ 135.656271] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 135.685517] CPU: 0 PID: 2844 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 135.693271] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.699806] Backtrace: # [ 135.702285] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.709866] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 135.715540] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.722867] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 135.729842] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 135.737601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 135.745095] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c6c84000 # [ 135.750772] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 135.759743] r9:c1acbab8 r8:c15e7d40 r7:c6c85f60 r6:00000016 r5:00000000 r4:c6c84000 # [ 135.767509] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 135.777181] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 135.787290] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.796430] r5:c5cf6000 r4:00000030 # [ 135.800023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.808043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.815970] r9:c6c85f60 r8:c5366540 r7:00000016 r6:b6e3b000 r5:c6962640 r4:c0c2d400 # [ 135.823729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.831570] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6e3b000 r5:c6962640 r4:00000000 # [ 135.839327] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.846473] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6c84000 r5:c6962640 # [ 135.854309] r4:c6962640 # [ 135.856855] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.864002] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000016 r4:00000016 # [ 135.871760] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.879338] Exception stack(0xc6c85fa8 to 0xc6c85ff0) # [ 135.884402] 5fa0: 00000016 00000016 00000001 b6e3b000 00000016 00000000 # [ 135.892590] 5fc0: 00000016 00000016 b6f82e00 00000004 00000001 00000000 00020000 befe9a54 # [ 135.900775] 5fe0: 00000004 befe9788 b6ef094f b6e76c66 # [ 135.905911] irq event stamp: 0 # [ 135.908989] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.914624] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.922127] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.930972] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.936652] ---[ end trace 7a6d29f13dc4ce3f ]--- # [ 135.941287] 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 [ 136.506820] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 136.513716] lkdtm: attempting bad refcount_dec_and_test() below zero [ 136.520088] ------------[ cut here ]------------ [ 136.524793] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 136.533382] refcount_t: underflow; use-after-free. [ 136.538189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 136.567427] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 136.575180] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.581715] Backtrace: [ 136.584193] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.591775] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 136.597448] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.604774] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.611748] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 136.619507] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.627001] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c695a000 [ 136.632679] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 136.641738] r9:c1acbad0 r8:c15e7d40 r7:c695bf60 r6:0000001f r5:00000000 r4:c695a000 [ 136.649507] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 136.659967] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 136.671636] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.681557] r5:c6bdd000 r4:00000031 [ 136.685147] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.693170] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.701097] r9:c695bf60 r8:c5366540 r7:0000001f r6:b6ea0000 r5:c5a04780 r4:c0c2d400 [ 136.708859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.716700] r9:c07f4bec r8:c695bf60 r7:c2816000 r6:b6ea0000 r5:c5a04780 r4:00000000 [ 136.724456] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.731602] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c695a000 r5:c5a04780 [ 136.739437] r4:c5a04780 [ 136.741984] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.749131] r9:c695a000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:0000001f r4:0000001f [ 136.756888] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.764466] Exception stack(0xc695bfa8 to 0xc695bff0) [ 136.769529] bfa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000000 [ 136.777720] bfc0: 0000001f 0000001f b6fe7e00 00000004 00000001 00000000 00020000 bef10a54 [ 136.785904] bfe0: 00000004 bef10788 b6f5594f b6edbc66 [ 136.791029] irq event stamp: 0 [ 136.794135] hardirqs last enabled at (0): [<00000000>] 0x0 [ 136.799729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 136.807278] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 136.814857] softirqs last disabled at (0): [<00000000>] 0x0 [ 136.820453] ---[ end trace 7a6d29f13dc4ce40 ]--- [ 136.825141] lkdtm: Negative detected: saturated # [ 136.506820] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 136.513716] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 136.520088] ------------[ cut here ]------------ # [ 136.524793] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 136.533382] refcount_t: underflow; use-after-free. # [ 136.538189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 136.567427] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 136.575180] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.581715] Backtrace: # [ 136.584193] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.591775] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 136.597448] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.604774] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.611748] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 136.619507] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.627001] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c695a000 # [ 136.632679] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 136.641738] r9:c1acbad0 r8:c15e7d40 r7:c695bf60 r6:0000001f r5:00000000 r4:c695a000 # [ 136.649507] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 136.659967] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 136.671636] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.681557] r5:c6bdd000 r4:00000031 # [ 136.685147] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.693170] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.701097] r9:c695bf60 r8:c5366540 r7:0000001f r6:b6ea0000 r5:c5a04780 r4:c0c2d400 # [ 136.708859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.716700] r9:c07f4bec r8:c695bf60 r7:c2816000 r6:b6ea0000 r5:c5a04780 r4:00000000 # [ 136.724456] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.731602] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c695a000 r5:c5a04780 # [ 136.739437] r4:c5a04780 # [ 136.741984] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.749131] r9:c695a000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:0000001f r4:0000001f # [ 136.756888] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.764466] Exception stack(0xc695bfa8 to 0xc695bff0) # [ 136.769529] bfa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000000 # [ 136.777720] bfc0: 0000001f 0000001f b6fe7e00 00000004 00000001 00000000 00020000 bef10a54 # [ 136.785904] bfe0: 00000004 bef10788 b6f5594f b6edbc66 # [ 136.791029] irq event stamp: 0 # [ 136.794135] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 136.799729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 136.807278] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 136.814857] softirqs last disabled at (0): [<00000000>] 0x0 # [ 136.820453] ---[ end trace 7a6d29f13dc4ce40 ]--- # [ 136.825141] 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 [ 137.379990] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 137.386913] lkdtm: attempting bad refcount_sub_and_test() below zero [ 137.393370] ------------[ cut here ]------------ [ 137.398025] WARNING: CPU: 3 PID: 2916 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 137.406631] refcount_t: underflow; use-after-free. [ 137.411437] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 137.440670] CPU: 3 PID: 2916 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 137.448423] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.454957] Backtrace: [ 137.457438] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.465020] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 137.470692] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.478017] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 137.484993] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 137.492751] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 137.500244] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c6926000 [ 137.505920] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 137.514979] r9:c1acbaf0 r8:c15e7d40 r7:c6927f60 r6:0000001f r5:c6be1000 r4:c6926000 [ 137.522746] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 137.533207] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 137.544876] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.554800] r4:00000032 [ 137.557352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.565373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.573302] r9:c6927f60 r8:c5366540 r7:0000001f r6:b6ea1000 r5:c5a05a40 r4:c0c2d400 [ 137.581061] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.588901] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6ea1000 r5:c5a05a40 r4:00000000 [ 137.596658] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.603804] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6926000 r5:c5a05a40 [ 137.611639] r4:c5a05a40 [ 137.614185] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.621332] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:0000001f r4:0000001f [ 137.629089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.636667] Exception stack(0xc6927fa8 to 0xc6927ff0) [ 137.641730] 7fa0: 0000001f 0000001f 00000001 b6ea1000 0000001f 00000000 [ 137.649919] 7fc0: 0000001f 0000001f b6fe8e00 00000004 00000001 00000000 00020000 befbfa54 [ 137.658104] 7fe0: 00000004 befbf788 b6f5694f b6edcc66 [ 137.663240] irq event stamp: 0 [ 137.666323] hardirqs last enabled at (0): [<00000000>] 0x0 [ 137.671943] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 137.679496] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 137.687035] softirqs last disabled at (0): [<00000000>] 0x0 [ 137.692664] ---[ end trace 7a6d29f13dc4ce41 ]--- [ 137.697299] lkdtm: Negative detected: saturated # [ 137.379990] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 137.386913] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 137.393370] ------------[ cut here ]------------ # [ 137.398025] WARNING: CPU: 3 PID: 2916 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 137.406631] refcount_t: underflow; use-after-free. # [ 137.411437] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 137.440670] CPU: 3 PID: 2916 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 137.448423] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.454957] Backtrace: # [ 137.457438] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.465020] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 137.470692] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.478017] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 137.484993] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 137.492751] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 137.500244] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c6926000 # [ 137.505920] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 137.514979] r9:c1acbaf0 r8:c15e7d40 r7:c6927f60 r6:0000001f r5:c6be1000 r4:c6926000 # [ 137.522746] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 137.533207] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 137.544876] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.554800] r4:00000032 # [ 137.557352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.565373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.573302] r9:c6927f60 r8:c5366540 r7:0000001f r6:b6ea1000 r5:c5a05a40 r4:c0c2d400 # [ 137.581061] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.588901] r9:c07f4bec r8:c6927f60 r7:c2816000 r6:b6ea1000 r5:c5a05a40 r4:00000000 # [ 137.596658] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.603804] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6926000 r5:c5a05a40 # [ 137.611639] r4:c5a05a40 # [ 137.614185] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.621332] r9:c6926000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:0000001f r4:0000001f # [ 137.629089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.636667] Exception stack(0xc6927fa8 to 0xc6927ff0) # [ 137.641730] 7fa0: 0000001f 0000001f 00000001 b6ea1000 0000001f 00000000 # [ 137.649919] 7fc0: 0000001f 0000001f b6fe8e00 00000004 00000001 00000000 00020000 befbfa54 # [ 137.658104] 7fe0: 00000004 befbf788 b6f5694f b6edcc66 # [ 137.663240] irq event stamp: 0 # [ 137.666323] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 137.671943] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 137.679496] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 137.687035] softirqs last disabled at (0): [<00000000>] 0x0 # [ 137.692664] ---[ end trace 7a6d29f13dc4ce41 ]--- # [ 137.697299] 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 [ 138.247068] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 138.252812] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 138.259180] lkdtm: Good: zero detected [ 138.262989] lkdtm: Correctly stayed at zero [ 138.267188] lkdtm: attempting bad refcount_inc() from zero [ 138.272749] ------------[ cut here ]------------ [ 138.277402] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 138.285980] refcount_t: addition on 0; use-after-free. [ 138.291134] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 138.320383] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 138.328135] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.334670] Backtrace: [ 138.337146] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 138.344730] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 138.350402] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 138.357729] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 138.364703] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 [ 138.372461] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 138.379953] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c5ab6000 [ 138.385632] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 138.394690] r9:c1acbb10 r8:c15e7d40 r7:c5ab7f60 r6:00000012 r5:00000000 r4:c5ab6000 [ 138.402457] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 138.412134] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 138.421893] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.430689] r5:c5fba000 r4:00000033 [ 138.434280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.442302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.450231] r9:c5ab7f60 r8:c5366540 r7:00000012 r6:b6e94000 r5:c5a12640 r4:c0c2d400 [ 138.457991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.465831] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e94000 r5:c5a12640 r4:00000000 [ 138.473587] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.480735] r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c5ab6000 r5:c5a12640 [ 138.488572] r4:c5a12640 [ 138.491119] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.498266] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6fdbe00 r5:00000012 r4:00000012 [ 138.506025] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.513602] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) [ 138.518665] 7fa0: 00000012 00000012 00000001 b6e94000 00000012 00000000 [ 138.526853] 7fc0: 00000012 00000012 b6fdbe00 00000004 00000001 00000000 00020000 bee55a54 [ 138.535038] 7fe0: 00000004 bee55788 b6f4994f b6ecfc66 [ 138.540188] irq event stamp: 0 [ 138.543296] hardirqs last enabled at (0): [<00000000>] 0x0 [ 138.548891] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 138.556433] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 138.563999] softirqs last disabled at (0): [<00000000>] 0x0 [ 138.569593] ---[ end trace 7a6d29f13dc4ce42 ]--- [ 138.574271] lkdtm: Zero detected: saturated # [ 138.247068] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 138.252812] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 138.259180] lkdtm: Good: zero detected # [ 138.262989] lkdtm: Correctly stayed at zero # [ 138.267188] lkdtm: attempting bad refcount_inc() from zero # [ 138.272749] ------------[ cut here ]------------ # [ 138.277402] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 138.285980] refcount_t: addition on 0; use-after-free. # [ 138.291134] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 138.320383] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 138.328135] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.334670] Backtrace: # [ 138.337146] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.344730] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 138.350402] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.357729] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 138.364703] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 # [ 138.372461] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 138.379953] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c5ab6000 # [ 138.385632] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 138.394690] r9:c1acbb10 r8:c15e7d40 r7:c5ab7f60 r6:00000012 r5:00000000 r4:c5ab6000 # [ 138.402457] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 138.412134] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 138.421893] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.430689] r5:c5fba000 r4:00000033 # [ 138.434280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.442302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.450231] r9:c5ab7f60 r8:c5366540 r7:00000012 r6:b6e94000 r5:c5a12640 r4:c0c2d400 # [ 138.457991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.465831] r9:c07f4bec r8:c5ab7f60 r7:c2816000 r6:b6e94000 r5:c5a12640 r4:00000000 # [ 138.473587] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.480735] r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c5ab6000 r5:c5a12640 # [ 138.488572] r4:c5a12640 # [ 138.491119] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.498266] r9:c5ab6000 r8:c03002e4 r7:00000004 r6:b6fdbe00 r5:00000012 r4:00000012 # [ 138.506025] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.513602] Exception stack(0xc5ab7fa8 to 0xc5ab7ff0) # [ 138.518665] 7fa0: 00000012 00000012 00000001 b6e94000 00000012 00000000 # [ 138.526853] 7fc0: 00000012 00000012 b6fdbe00 00000004 00000001 00000000 00020000 bee55a54 # [ 138.535038] 7fe0: 00000004 bee55788 b6f4994f b6ecfc66 # [ 138.540188] irq event stamp: 0 # [ 138.543296] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.548891] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 138.556433] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 138.563999] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.569593] ---[ end trace 7a6d29f13dc4ce42 ]--- # [ 138.574271] 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 [ 139.121425] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 139.127231] lkdtm: attempting safe refcount_add_not_zero() from zero [ 139.133715] lkdtm: Good: zero detected [ 139.137497] lkdtm: Correctly stayed at zero [ 139.141709] lkdtm: attempting bad refcount_add() from zero [ 139.147290] ------------[ cut here ]------------ [ 139.151946] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 139.160537] refcount_t: addition on 0; use-after-free. [ 139.165750] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 139.194982] CPU: 0 PID: 2982 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 139.202735] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 139.209268] Backtrace: [ 139.211749] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 139.219330] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 139.225003] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 139.232328] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 139.239302] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 [ 139.247059] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 139.254552] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c6976000 [ 139.260231] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 139.269290] r9:c1acbb24 r8:c15e7d40 r7:c6977f60 r6:00000012 r5:00000000 r4:c6976000 [ 139.277054] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 139.286730] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 139.296488] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 139.305282] r5:c6cdf000 r4:00000034 [ 139.308874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 139.316895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 139.324825] r9:c6977f60 r8:c5366540 r7:00000012 r6:b6e44000 r5:c6933540 r4:c0c2d400 [ 139.332585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 139.340426] r9:c07f4bec r8:c6977f60 r7:c2816000 r6:b6e44000 r5:c6933540 r4:00000000 [ 139.348182] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 139.355328] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6976000 r5:c6933540 [ 139.363163] r4:c6933540 [ 139.365709] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 139.372856] r9:c6976000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000012 r4:00000012 [ 139.380613] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 139.388190] Exception stack(0xc6977fa8 to 0xc6977ff0) [ 139.393254] 7fa0: 00000012 00000012 00000001 b6e44000 00000012 00000000 [ 139.401444] 7fc0: 00000012 00000012 b6f8be00 00000004 00000001 00000000 00020000 bed9fa54 [ 139.409629] 7fe0: 00000004 bed9f788 b6ef994f b6e7fc66 [ 139.414753] irq event stamp: 0 [ 139.417832] hardirqs last enabled at (0): [<00000000>] 0x0 [ 139.423456] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 139.430998] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 139.439668] softirqs last disabled at (0): [<00000000>] 0x0 [ 139.445321] ---[ end trace 7a6d29f13dc4ce43 ]--- [ 139.449955] lkdtm: Zero detected: saturated # [ 139.121425] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 139.127231] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 139.133715] lkdtm: Good: zero detected # [ 139.137497] lkdtm: Correctly stayed at zero # [ 139.141709] lkdtm: attempting bad refcount_add() from zero # [ 139.147290] ------------[ cut here ]------------ # [ 139.151946] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 139.160537] refcount_t: addition on 0; use-after-free. # [ 139.165750] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 139.194982] CPU: 0 PID: 2982 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 139.202735] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 139.209268] Backtrace: # [ 139.211749] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 139.219330] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 139.225003] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 139.232328] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 139.239302] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1fbb4 # [ 139.247059] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 139.254552] r7:00000019 r6:c1a1fbb4 r5:c1a1fbc4 r4:c6976000 # [ 139.260231] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 139.269290] r9:c1acbb24 r8:c15e7d40 r7:c6977f60 r6:00000012 r5:00000000 r4:c6976000 # [ 139.277054] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 139.286730] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 139.296488] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.305282] r5:c6cdf000 r4:00000034 # [ 139.308874] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.316895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.324825] r9:c6977f60 r8:c5366540 r7:00000012 r6:b6e44000 r5:c6933540 r4:c0c2d400 # [ 139.332585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 139.340426] r9:c07f4bec r8:c6977f60 r7:c2816000 r6:b6e44000 r5:c6933540 r4:00000000 # [ 139.348182] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.355328] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c6976000 r5:c6933540 # [ 139.363163] r4:c6933540 # [ 139.365709] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.372856] r9:c6976000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:00000012 r4:00000012 # [ 139.380613] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.388190] Exception stack(0xc6977fa8 to 0xc6977ff0) # [ 139.393254] 7fa0: 00000012 00000012 00000001 b6e44000 00000012 00000000 # [ 139.401444] 7fc0: 00000012 00000012 b6f8be00 00000004 00000001 00000000 00020000 bed9fa54 # [ 139.409629] 7fe0: 00000004 bed9f788 b6ef994f b6e7fc66 # [ 139.414753] irq event stamp: 0 # [ 139.417832] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 139.423456] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 139.430998] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 139.439668] softirqs last disabled at (0): [<00000000>] 0x0 # [ 139.445321] ---[ end trace 7a6d29f13dc4ce43 ]--- # [ 139.449955] 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 [ 140.038381] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 140.044576] lkdtm: attempting bad refcount_inc() from saturated [ 140.050512] ------------[ cut here ]------------ [ 140.055207] WARNING: CPU: 2 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 140.063711] refcount_t: saturated; leaking memory. [ 140.068516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 140.097745] CPU: 2 PID: 3019 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 140.105499] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 140.112035] Backtrace: [ 140.114512] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 140.122095] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 140.127767] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 140.135093] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 140.142066] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 140.149826] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 140.157318] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c84000 [ 140.162996] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 140.171967] r9:c1acbb38 r8:c15e7d40 r7:c6c85f60 r6:00000017 r5:c6bdb000 r4:c6c84000 [ 140.179730] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 140.189410] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 140.199603] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 140.208828] r4:00000035 [ 140.211377] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 140.219400] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 140.227328] r9:c6c85f60 r8:c5366540 r7:00000017 r6:b6dcd000 r5:c6967cc0 r4:c0c2d400 [ 140.235088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 140.242929] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6dcd000 r5:c6967cc0 r4:00000000 [ 140.250686] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 140.257833] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6c84000 r5:c6967cc0 [ 140.265670] r4:c6967cc0 [ 140.268216] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 140.275362] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000017 r4:00000017 [ 140.283120] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 140.290698] Exception stack(0xc6c85fa8 to 0xc6c85ff0) [ 140.295761] 5fa0: 00000017 00000017 00000001 b6dcd000 00000017 00000000 [ 140.303951] 5fc0: 00000017 00000017 b6f14e00 00000004 00000001 00000000 00020000 bed51a54 [ 140.312137] 5fe0: 00000004 bed51788 b6e8294f b6e08c66 [ 140.317277] irq event stamp: 0 [ 140.320356] hardirqs last enabled at (0): [<00000000>] 0x0 [ 140.325979] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 140.333517] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 140.341045] softirqs last disabled at (0): [<00000000>] 0x0 [ 140.346721] ---[ end trace 7a6d29f13dc4ce44 ]--- [ 140.351366] lkdtm: Saturation detected: still saturated # [ 140.038381] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 140.044576] lkdtm: attempting bad refcount_inc() from saturated # [ 140.050512] ------------[ cut here ]------------ # [ 140.055207] WARNING: CPU: 2 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 140.063711] refcount_t: saturated; leaking memory. # [ 140.068516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 140.097745] CPU: 2 PID: 3019 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 140.105499] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 140.112035] Backtrace: # [ 140.114512] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 140.122095] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 140.127767] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 140.135093] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 140.142066] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 140.149826] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 140.157318] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c6c84000 # [ 140.162996] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 140.171967] r9:c1acbb38 r8:c15e7d40 r7:c6c85f60 r6:00000017 r5:c6bdb000 r4:c6c84000 # [ 140.179730] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 140.189410] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 140.199603] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.208828] r4:00000035 # [ 140.211377] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.219400] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.227328] r9:c6c85f60 r8:c5366540 r7:00000017 r6:b6dcd000 r5:c6967cc0 r4:c0c2d400 # [ 140.235088] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 140.242929] r9:c07f4bec r8:c6c85f60 r7:c2816000 r6:b6dcd000 r5:c6967cc0 r4:00000000 # [ 140.250686] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.257833] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6c84000 r5:c6967cc0 # [ 140.265670] r4:c6967cc0 # [ 140.268216] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.275362] r9:c6c84000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000017 r4:00000017 # [ 140.283120] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.290698] Exception stack(0xc6c85fa8 to 0xc6c85ff0) # [ 140.295761] 5fa0: 00000017 00000017 00000001 b6dcd000 00000017 00000000 # [ 140.303951] 5fc0: 00000017 00000017 b6f14e00 00000004 00000001 00000000 00020000 bed51a54 # [ 140.312137] 5fe0: 00000004 bed51788 b6e8294f b6e08c66 # [ 140.317277] irq event stamp: 0 # [ 140.320356] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 140.325979] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 140.333517] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 140.341045] softirqs last disabled at (0): [<00000000>] 0x0 # [ 140.346721] ---[ end trace 7a6d29f13dc4ce44 ]--- # [ 140.351366] 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 [ 140.930731] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 140.936950] lkdtm: attempting bad refcount_dec() from saturated [ 140.942932] ------------[ cut here ]------------ [ 140.947587] WARNING: CPU: 2 PID: 3054 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 140.956087] refcount_t: decrement hit 0; leaking memory. [ 140.961415] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 140.990651] CPU: 2 PID: 3054 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 140.998404] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.004940] Backtrace: [ 141.007418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 141.015001] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 141.020674] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 141.028000] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 141.034973] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 [ 141.042731] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 141.050224] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c5992000 [ 141.055900] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 141.064871] r9:c1acbb50 r8:c15e7d40 r7:c5993f60 r6:00000017 r5:c5ff1000 r4:c5992000 [ 141.072635] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 141.082307] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 141.092502] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 141.101727] r4:00000036 [ 141.104278] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 141.112299] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 141.120229] r9:c5993f60 r8:c5366540 r7:00000017 r6:b6dc9000 r5:c6963900 r4:c0c2d400 [ 141.127988] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.135830] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6dc9000 r5:c6963900 r4:00000000 [ 141.143586] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.150733] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5992000 r5:c6963900 [ 141.158569] r4:c6963900 [ 141.161116] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.168263] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017 [ 141.176022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.183599] Exception stack(0xc5993fa8 to 0xc5993ff0) [ 141.188663] 3fa0: 00000017 00000017 00000001 b6dc9000 00000017 00000000 [ 141.196851] 3fc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 befcea54 [ 141.205037] 3fe0: 00000004 befce788 b6e7e94f b6e04c66 [ 141.210203] irq event stamp: 0 [ 141.213312] hardirqs last enabled at (0): [<00000000>] 0x0 [ 141.218908] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 141.226458] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 141.234021] softirqs last disabled at (0): [<00000000>] 0x0 [ 141.239617] ---[ end trace 7a6d29f13dc4ce45 ]--- [ 141.244317] lkdtm: Saturation detected: still saturated # [ 140.930731] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 140.936950] lkdtm: attempting bad refcount_dec() from saturated # [ 140.942932] ------------[ cut here ]------------ # [ 140.947587] WARNING: CPU: 2 PID: 3054 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 140.956087] refcount_t: decrement hit 0; leaking memory. # [ 140.961415] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 140.990651] CPU: 2 PID: 3054 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 140.998404] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.004940] Backtrace: # [ 141.007418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.015001] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 141.020674] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.028000] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 141.034973] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1fbb4 # [ 141.042731] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 141.050224] r7:0000001f r6:c1a1fbb4 r5:c1a1fc18 r4:c5992000 # [ 141.055900] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 141.064871] r9:c1acbb50 r8:c15e7d40 r7:c5993f60 r6:00000017 r5:c5ff1000 r4:c5992000 # [ 141.072635] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 141.082307] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 141.092502] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.101727] r4:00000036 # [ 141.104278] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.112299] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.120229] r9:c5993f60 r8:c5366540 r7:00000017 r6:b6dc9000 r5:c6963900 r4:c0c2d400 # [ 141.127988] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.135830] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6dc9000 r5:c6963900 r4:00000000 # [ 141.143586] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.150733] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5992000 r5:c6963900 # [ 141.158569] r4:c6963900 # [ 141.161116] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.168263] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017 # [ 141.176022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.183599] Exception stack(0xc5993fa8 to 0xc5993ff0) # [ 141.188663] 3fa0: 00000017 00000017 00000001 b6dc9000 00000017 00000000 # [ 141.196851] 3fc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 befcea54 # [ 141.205037] 3fe0: 00000004 befce788 b6e7e94f b6e04c66 # [ 141.210203] irq event stamp: 0 # [ 141.213312] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 141.218908] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 141.226458] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 141.234021] softirqs last disabled at (0): [<00000000>] 0x0 # [ 141.239617] ---[ end trace 7a6d29f13dc4ce45 ]--- # [ 141.244317] 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 [ 141.844059] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 141.850204] lkdtm: attempting bad refcount_dec() from saturated [ 141.856213] ------------[ cut here ]------------ [ 141.860869] WARNING: CPU: 0 PID: 3089 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 141.869379] refcount_t: saturated; leaking memory. [ 141.874234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 141.903496] CPU: 0 PID: 3089 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 141.911251] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.917787] Backtrace: [ 141.920265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 141.927847] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 141.933521] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 141.940849] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 141.947822] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 [ 141.955582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 141.963074] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c68f0000 [ 141.968752] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 141.977721] r9:c1acbb68 r8:c15e7d40 r7:c68f1f60 r6:00000017 r5:c5ff1000 r4:c68f0000 [ 141.985487] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 141.995166] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 142.005360] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.014586] r4:00000037 [ 142.017136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 142.025156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 142.033085] r9:c68f1f60 r8:c5366540 r7:00000017 r6:b6eb4000 r5:c5f5c3c0 r4:c0c2d400 [ 142.040846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 142.048687] r9:c07f4bec r8:c68f1f60 r7:c2816000 r6:b6eb4000 r5:c5f5c3c0 r4:00000000 [ 142.056445] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 142.063593] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c68f0000 r5:c5f5c3c0 [ 142.071430] r4:c5f5c3c0 [ 142.073977] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 142.081124] r9:c68f0000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000017 r4:00000017 [ 142.088881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 142.096458] Exception stack(0xc68f1fa8 to 0xc68f1ff0) [ 142.101521] 1fa0: 00000017 00000017 00000001 b6eb4000 00000017 00000000 [ 142.109710] 1fc0: 00000017 00000017 b6ffbe00 00000004 00000001 00000000 00020000 bec7aa54 [ 142.117895] 1fe0: 00000004 bec7a788 b6f6994f b6eefc66 [ 142.123035] irq event stamp: 0 [ 142.126114] hardirqs last enabled at (0): [<00000000>] 0x0 [ 142.131708] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 142.139270] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 142.147985] softirqs last disabled at (0): [<00000000>] 0x0 [ 142.153645] ---[ end trace 7a6d29f13dc4ce46 ]--- [ 142.158282] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 141.844059] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 141.850204] lkdtm: attempting bad refcount_dec() from saturated # [ 141.856213] ------------[ cut here ]------------ # [ 141.860869] WARNING: CPU: 0 PID: 3089 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 141.869379] refcount_t: saturated; leaking memory. # [ 141.874234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 141.903496] CPU: 0 PID: 3089 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 141.911251] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.917787] Backtrace: # [ 141.920265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.927847] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 141.933521] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.940849] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 141.947822] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1fbb4 # [ 141.955582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 141.963074] r7:00000016 r6:c1a1fbb4 r5:c1a1fb8c r4:c68f0000 # [ 141.968752] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 141.977721] r9:c1acbb68 r8:c15e7d40 r7:c68f1f60 r6:00000017 r5:c5ff1000 r4:c68f0000 # [ 141.985487] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 141.995166] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 142.005360] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.014586] r4:00000037 # [ 142.017136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.025156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.033085] r9:c68f1f60 r8:c5366540 r7:00000017 r6:b6eb4000 r5:c5f5c3c0 r4:c0c2d400 # [ 142.040846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 142.048687] r9:c07f4bec r8:c68f1f60 r7:c2816000 r6:b6eb4000 r5:c5f5c3c0 r4:00000000 # [ 142.056445] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.063593] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c68f0000 r5:c5f5c3c0 # [ 142.071430] r4:c5f5c3c0 # [ 142.073977] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.081124] r9:c68f0000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000017 r4:00000017 # [ 142.088881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.096458] Exception stack(0xc68f1fa8 to 0xc68f1ff0) # [ 142.101521] 1fa0: 00000017 00000017 00000001 b6eb4000 00000017 00000000 # [ 142.109710] 1fc0: 00000017 00000017 b6ffbe00 00000004 00000001 00000000 00020000 bec7aa54 # [ 142.117895] 1fe0: 00000004 bec7a788 b6f6994f b6eefc66 # [ 142.123035] irq event stamp: 0 # [ 142.126114] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 142.131708] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 142.139270] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 142.147985] softirqs last disabled at (0): [<00000000>] 0x0 # [ 142.153645] ---[ end trace 7a6d29f13dc4ce46 ]--- # [ 142.158282] 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 [ 142.751907] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 142.759061] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 142.765845] ------------[ cut here ]------------ [ 142.770501] WARNING: CPU: 3 PID: 3121 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 142.778989] refcount_t: saturated; leaking memory. [ 142.783830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 142.813068] CPU: 3 PID: 3121 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 142.820822] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 142.827357] Backtrace: [ 142.829835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 142.837417] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 142.843091] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 142.850415] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 142.857389] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 142.865148] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 142.872643] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c474e000 [ 142.878320] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 142.887291] r9:c1acbb80 r8:c15e7d40 r7:c474ff60 r6:00000020 r5:c6be1000 r4:c0000000 [ 142.895058] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 142.905512] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 142.917256] r5:c6be1000 r4:c474e000 [ 142.920856] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.930863] r4:00000038 [ 142.933415] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 142.941436] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 142.949366] r9:c474ff60 r8:c5366540 r7:00000020 r6:b6dcd000 r5:c47c2640 r4:c0c2d400 [ 142.957131] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 142.964973] r9:c07f4bec r8:c474ff60 r7:c2816000 r6:b6dcd000 r5:c47c2640 r4:00000000 [ 142.972728] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 142.979876] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c474e000 r5:c47c2640 [ 142.987712] r4:c47c2640 [ 142.990259] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 142.997407] r9:c474e000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020 [ 143.005165] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.012744] Exception stack(0xc474ffa8 to 0xc474fff0) [ 143.017808] ffa0: 00000020 00000020 00000001 b6dcd000 00000020 00000000 [ 143.025998] ffc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 beda8a54 [ 143.034184] ffe0: 00000004 beda8788 b6e8294f b6e08c66 [ 143.039285] irq event stamp: 0 [ 143.042390] hardirqs last enabled at (0): [<00000000>] 0x0 [ 143.047985] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 143.055518] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 143.063061] softirqs last disabled at (0): [<00000000>] 0x0 [ 143.068651] ---[ end trace 7a6d29f13dc4ce47 ]--- [ 143.073337] lkdtm: Saturation detected: still saturated # [ 142.751907] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 142.759061] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 142.765845] ------------[ cut here ]------------ # [ 142.770501] WARNING: CPU: 3 PID: 3121 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 142.778989] refcount_t: saturated; leaking memory. # [ 142.783830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 142.813068] CPU: 3 PID: 3121 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 142.820822] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 142.827357] Backtrace: # [ 142.829835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 142.837417] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 142.843091] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 142.850415] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 142.857389] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 142.865148] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 142.872643] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c474e000 # [ 142.878320] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 142.887291] r9:c1acbb80 r8:c15e7d40 r7:c474ff60 r6:00000020 r5:c6be1000 r4:c0000000 # [ 142.895058] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 142.905512] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 142.917256] r5:c6be1000 r4:c474e000 # [ 142.920856] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.930863] r4:00000038 # [ 142.933415] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.941436] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.949366] r9:c474ff60 r8:c5366540 r7:00000020 r6:b6dcd000 r5:c47c2640 r4:c0c2d400 # [ 142.957131] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 142.964973] r9:c07f4bec r8:c474ff60 r7:c2816000 r6:b6dcd000 r5:c47c2640 r4:00000000 # [ 142.972728] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.979876] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c474e000 r5:c47c2640 # [ 142.987712] r4:c47c2640 # [ 142.990259] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.997407] r9:c474e000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020 # [ 143.005165] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.012744] Exception stack(0xc474ffa8 to 0xc474fff0) # [ 143.017808] ffa0: 00000020 00000020 00000001 b6dcd000 00000020 00000000 # [ 143.025998] ffc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 beda8a54 # [ 143.034184] ffe0: 00000004 beda8788 b6e8294f b6e08c66 # [ 143.039285] irq event stamp: 0 # [ 143.042390] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.047985] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 143.055518] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 143.063061] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.068651] ---[ end trace 7a6d29f13dc4ce47 ]--- # [ 143.073337] 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 [ 143.668529] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 143.675488] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 143.682250] ------------[ cut here ]------------ [ 143.686905] WARNING: CPU: 2 PID: 3155 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 143.695427] refcount_t: saturated; leaking memory. [ 143.700235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 143.729469] CPU: 2 PID: 3155 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 143.737222] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 143.743758] Backtrace: [ 143.746237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 143.753820] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 143.759493] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 143.766820] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 143.773794] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 [ 143.781553] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 143.789047] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6a02000 [ 143.794725] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 143.803697] r9:c1acbba0 r8:c15e7d40 r7:c6a03f60 r6:00000020 r5:c6bdb000 r4:c0000000 [ 143.811466] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 143.821926] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 143.833672] r5:c6bdb000 r4:c6a02000 [ 143.837269] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 143.847276] r4:00000039 [ 143.849825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 143.857846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 143.865775] r9:c6a03f60 r8:c5366540 r7:00000020 r6:b6e4f000 r5:c44f8dc0 r4:c0c2d400 [ 143.873536] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 143.881378] r9:c07f4bec r8:c6a03f60 r7:c2816000 r6:b6e4f000 r5:c44f8dc0 r4:00000000 [ 143.889136] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 143.896283] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6a02000 r5:c44f8dc0 [ 143.904119] r4:c44f8dc0 [ 143.906667] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 143.913815] r9:c6a02000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000020 r4:00000020 [ 143.921573] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.929152] Exception stack(0xc6a03fa8 to 0xc6a03ff0) [ 143.934217] 3fa0: 00000020 00000020 00000001 b6e4f000 00000020 00000000 [ 143.942410] 3fc0: 00000020 00000020 b6f96e00 00000004 00000001 00000000 00020000 be849a54 [ 143.950599] 3fe0: 00000004 be849788 b6f0494f b6e8ac66 [ 143.955739] irq event stamp: 0 [ 143.958821] hardirqs last enabled at (0): [<00000000>] 0x0 [ 143.964452] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 143.971955] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 143.979496] softirqs last disabled at (0): [<00000000>] 0x0 [ 143.985119] ---[ end trace 7a6d29f13dc4ce48 ]--- [ 143.989753] lkdtm: Saturation detected: still saturated # [ 143.668529] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 143.675488] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 143.682250] ------------[ cut here ]------------ # [ 143.686905] WARNING: CPU: 2 PID: 3155 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 143.695427] refcount_t: saturated; leaking memory. # [ 143.700235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 143.729469] CPU: 2 PID: 3155 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 143.737222] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 143.743758] Backtrace: # [ 143.746237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.753820] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 143.759493] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.766820] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 143.773794] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1fbb4 # [ 143.781553] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 143.789047] r7:00000013 r6:c1a1fbb4 r5:c1a1fb8c r4:c6a02000 # [ 143.794725] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 143.803697] r9:c1acbba0 r8:c15e7d40 r7:c6a03f60 r6:00000020 r5:c6bdb000 r4:c0000000 # [ 143.811466] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 143.821926] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 143.833672] r5:c6bdb000 r4:c6a02000 # [ 143.837269] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.847276] r4:00000039 # [ 143.849825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.857846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.865775] r9:c6a03f60 r8:c5366540 r7:00000020 r6:b6e4f000 r5:c44f8dc0 r4:c0c2d400 # [ 143.873536] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 143.881378] r9:c07f4bec r8:c6a03f60 r7:c2816000 r6:b6e4f000 r5:c44f8dc0 r4:00000000 # [ 143.889136] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.896283] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6a02000 r5:c44f8dc0 # [ 143.904119] r4:c44f8dc0 # [ 143.906667] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.913815] r9:c6a02000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000020 r4:00000020 # [ 143.921573] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.929152] Exception stack(0xc6a03fa8 to 0xc6a03ff0) # [ 143.934217] 3fa0: 00000020 00000020 00000001 b6e4f000 00000020 00000000 # [ 143.942410] 3fc0: 00000020 00000020 b6f96e00 00000004 00000001 00000000 00020000 be849a54 # [ 143.950599] 3fe0: 00000004 be849788 b6f0494f b6e8ac66 # [ 143.955739] irq event stamp: 0 # [ 143.958821] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.964452] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 143.971955] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 143.979496] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.985119] ---[ end trace 7a6d29f13dc4ce48 ]--- # [ 143.989753] 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 [ 144.556632] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 144.563702] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 144.570440] ------------[ cut here ]------------ [ 144.575158] WARNING: CPU: 0 PID: 3192 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 144.583746] refcount_t: underflow; use-after-free. [ 144.588552] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 144.617805] CPU: 0 PID: 3192 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 144.625558] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 144.632092] Backtrace: [ 144.634572] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 144.642154] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 144.647828] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 144.655156] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 144.662131] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 144.669891] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 144.677385] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5992000 [ 144.683063] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 144.692122] r9:c1acbbc0 r8:c15e7d40 r7:c5993f60 r6:00000020 r5:c5c4c000 r4:c5992000 [ 144.699887] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 144.710349] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 144.722105] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.732113] r4:0000003a [ 144.734663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.742685] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.750614] r9:c5993f60 r8:c5366540 r7:00000020 r6:b6e62000 r5:c5b77400 r4:c0c2d400 [ 144.758376] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.766217] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6e62000 r5:c5b77400 r4:00000000 [ 144.773973] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.781120] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c5992000 r5:c5b77400 [ 144.788956] r4:c5b77400 [ 144.791503] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.798650] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:00000020 r4:00000020 [ 144.806409] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.813987] Exception stack(0xc5993fa8 to 0xc5993ff0) [ 144.819052] 3fa0: 00000020 00000020 00000001 b6e62000 00000020 00000000 [ 144.827241] 3fc0: 00000020 00000020 b6fa9e00 00000004 00000001 00000000 00020000 bebfba54 [ 144.835425] 3fe0: 00000004 bebfb788 b6f1794f b6e9dc66 [ 144.840566] irq event stamp: 0 [ 144.843671] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.849266] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.856816] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.865410] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.872043] ---[ end trace 7a6d29f13dc4ce49 ]--- [ 144.876730] lkdtm: Saturation detected: still saturated # [ 144.556632] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 144.563702] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 144.570440] ------------[ cut here ]------------ # [ 144.575158] WARNING: CPU: 0 PID: 3192 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 144.583746] refcount_t: underflow; use-after-free. # [ 144.588552] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 144.617805] CPU: 0 PID: 3192 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 144.625558] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 144.632092] Backtrace: # [ 144.634572] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.642154] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 144.647828] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.655156] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 144.662131] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 144.669891] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 144.677385] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5992000 # [ 144.683063] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 144.692122] r9:c1acbbc0 r8:c15e7d40 r7:c5993f60 r6:00000020 r5:c5c4c000 r4:c5992000 # [ 144.699887] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 144.710349] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 144.722105] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.732113] r4:0000003a # [ 144.734663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.742685] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.750614] r9:c5993f60 r8:c5366540 r7:00000020 r6:b6e62000 r5:c5b77400 r4:c0c2d400 # [ 144.758376] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.766217] r9:c07f4bec r8:c5993f60 r7:c2816000 r6:b6e62000 r5:c5b77400 r4:00000000 # [ 144.773973] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.781120] r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c5992000 r5:c5b77400 # [ 144.788956] r4:c5b77400 # [ 144.791503] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.798650] r9:c5992000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:00000020 r4:00000020 # [ 144.806409] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.813987] Exception stack(0xc5993fa8 to 0xc5993ff0) # [ 144.819052] 3fa0: 00000020 00000020 00000001 b6e62000 00000020 00000000 # [ 144.827241] 3fc0: 00000020 00000020 b6fa9e00 00000004 00000001 00000000 00020000 bebfba54 # [ 144.835425] 3fe0: 00000004 bebfb788 b6f1794f b6e9dc66 # [ 144.840566] irq event stamp: 0 # [ 144.843671] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.849266] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.856816] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.865410] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.872043] ---[ end trace 7a6d29f13dc4ce49 ]--- # [ 144.876730] 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 [ 145.480089] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 145.487126] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 145.493917] ------------[ cut here ]------------ [ 145.498573] WARNING: CPU: 1 PID: 3227 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 145.507185] refcount_t: underflow; use-after-free. [ 145.511993] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 145.541289] CPU: 1 PID: 3227 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 145.549044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 145.555579] Backtrace: [ 145.558059] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 145.565642] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 145.571314] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 145.578641] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 145.585615] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 [ 145.593374] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 145.600867] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5d30000 [ 145.606546] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 145.615604] r9:c1acbbe0 r8:c15e7d40 r7:c5d31f60 r6:00000020 r5:c68b6000 r4:c5d30000 [ 145.623371] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 145.633831] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 145.645587] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 145.655595] r4:0000003b [ 145.658143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 145.666166] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 145.674095] r9:c5d31f60 r8:c5366540 r7:00000020 r6:b6dbf000 r5:c4492140 r4:c0c2d400 [ 145.681855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 145.689697] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6dbf000 r5:c4492140 r4:00000000 [ 145.697455] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 145.704601] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c5d30000 r5:c4492140 [ 145.712437] r4:c4492140 [ 145.714983] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 145.722132] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:00000020 r4:00000020 [ 145.729891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 145.737469] Exception stack(0xc5d31fa8 to 0xc5d31ff0) [ 145.742533] 1fa0: 00000020 00000020 00000001 b6dbf000 00000020 00000000 [ 145.750723] 1fc0: 00000020 00000020 b6f06e00 00000004 00000001 00000000 00020000 bed0ca54 [ 145.758910] 1fe0: 00000004 bed0c788 b6e7494f b6dfac66 [ 145.764055] irq event stamp: 0 [ 145.767134] hardirqs last enabled at (0): [<00000000>] 0x0 [ 145.772765] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 145.780292] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 145.787856] softirqs last disabled at (0): [<00000000>] 0x0 [ 145.793482] ---[ end trace 7a6d29f13dc4ce4a ]--- [ 145.798117] lkdtm: Saturation detected: still saturated # [ 145.480089] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 145.487126] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 145.493917] ------------[ cut here ]------------ # [ 145.498573] WARNING: CPU: 1 PID: 3227 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 145.507185] refcount_t: underflow; use-after-free. # [ 145.511993] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb parallel_display flexcan can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 145.541289] CPU: 1 PID: 3227 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 145.549044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 145.555579] Backtrace: # [ 145.558059] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.565642] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 145.571314] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.578641] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 145.585615] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1fbb4 # [ 145.593374] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 145.600867] r7:0000001c r6:c1a1fbb4 r5:c1a1fbf0 r4:c5d30000 # [ 145.606546] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 145.615604] r9:c1acbbe0 r8:c15e7d40 r7:c5d31f60 r6:00000020 r5:c68b6000 r4:c5d30000 # [ 145.623371] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 145.633831] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 145.645587] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.655595] r4:0000003b # [ 145.658143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.666166] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.674095] r9:c5d31f60 r8:c5366540 r7:00000020 r6:b6dbf000 r5:c4492140 r4:c0c2d400 # [ 145.681855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 145.689697] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6dbf000 r5:c4492140 r4:00000000 # [ 145.697455] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.704601] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c5d30000 r5:c4492140 # [ 145.712437] r4:c4492140 # [ 145.714983] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.722132] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:00000020 r4:00000020 # [ 145.729891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.737469] Exception stack(0xc5d31fa8 to 0xc5d31ff0) # [ 145.742533] 1fa0: 00000020 00000020 00000001 b6dbf000 00000020 00000000 # [ 145.750723] 1fc0: 00000020 00000020 b6f06e00 00000004 00000001 00000000 00020000 bed0ca54 # [ 145.758910] 1fe0: 00000004 bed0c788 b6e7494f b6dfac66 # [ 145.764055] irq event stamp: 0 # [ 145.767134] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 145.772765] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 145.780292] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 145.787856] softirqs last disabled at (0): [<00000000>] 0x0 # [ 145.793482] ---[ end trace 7a6d29f13dc4ce4a ]--- # [ 145.798117] 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 [ 146.811264] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 146.817379] lkdtm: attempting good copy_to_user of correct size [ 146.823427] lkdtm: attempting bad copy_to_user of too large size # [ 146.811264] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 146.817379] lkdtm: attempting good copy_to_user of correct size # [ 146.823427] 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 [ 147.352578] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 147.358840] lkdtm: attempting good copy_from_user of correct size [ 147.365215] lkdtm: attempting bad copy_from_user of too large size # [ 147.352578] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 147.358840] lkdtm: attempting good copy_from_user of correct size # [ 147.365215] 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 [ 147.927634] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 147.934362] lkdtm: attempting good copy_to_user inside whitelist [ 147.940478] lkdtm: attempting bad copy_to_user outside whitelist # [ 147.927634] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 147.934362] lkdtm: attempting good copy_to_user inside whitelist # [ 147.940478] 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 [ 148.513299] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 148.520016] lkdtm: attempting good copy_from_user inside whitelist [ 148.526308] lkdtm: attempting bad copy_from_user outside whitelist # [ 148.513299] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 148.520016] lkdtm: attempting good copy_from_user inside whitelist # [ 148.526308] 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 [ 149.066311] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 149.072656] lkdtm: good_stack: c6977e0c-c6977e2c [ 149.077311] lkdtm: bad_stack : c6977d84-c6977da4 [ 149.081956] lkdtm: attempting good copy_to_user of local stack [ 149.087893] lkdtm: attempting bad copy_to_user of distant stack # [ 149.066311] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 149.072656] lkdtm: good_stack: c6977e0c-c6977e2c # [ 149.077311] lkdtm: bad_stack : c6977d84-c6977da4 # [ 149.081956] lkdtm: attempting good copy_to_user of local stack # [ 149.087893] 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 [ 149.638812] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 149.645292] lkdtm: good_stack: c5993e0c-c5993e2c [ 149.649925] lkdtm: bad_stack : c5993d84-c5993da4 [ 149.654640] lkdtm: attempting good copy_from_user of local stack [ 149.660679] lkdtm: attempting bad copy_from_user of distant stack # [ 149.638812] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 149.645292] lkdtm: good_stack: c5993e0c-c5993e2c # [ 149.649925] lkdtm: bad_stack : c5993d84-c5993da4 # [ 149.654640] lkdtm: attempting good copy_from_user of local stack # [ 149.660679] 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 [ 150.204045] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 150.210109] lkdtm: good_stack: c6a03e0c-c6a03e2c [ 150.214807] lkdtm: bad_stack : c6a03ffc-c6a0401c [ 150.219458] lkdtm: attempting good copy_to_user of local stack [ 150.225408] lkdtm: attempting bad copy_to_user of distant stack # [ 150.204045] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 150.210109] lkdtm: good_stack: c6a03e0c-c6a03e2c # [ 150.214807] lkdtm: bad_stack : c6a03ffc-c6a0401c # [ 150.219458] lkdtm: attempting good copy_to_user of local stack # [ 150.225408] 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 [ 150.762819] lkdtm: Performing direct entry USERCOPY_KERNEL [ 150.768427] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 150.775764] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 150.782697] lkdtm: FAIL: survived bad copy_to_user() # [ 150.762819] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 150.768427] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 150.775764] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 150.782697] 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 [ 151.355792] lkdtm: Performing direct entry STACKLEAK_ERASING [ 151.361479] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 151.368558] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 151.375512] lkdtm: FAIL: the thread stack is NOT properly erased [ 151.381543] CPU: 0 PID: 3592 Comm: cat Tainted: G D W 5.10.128-cip11 #1 [ 151.389295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 151.395830] Backtrace: [ 151.398312] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 151.405893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 151.411569] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 151.418900] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 151.427440] r9:c1acbce8 r8:c15e7d40 r7:c5d31f60 r6:c5d31e34 r5:c5d30000 r4:0000078d [ 151.435207] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 151.444005] r8:c15e7d40 r7:c5d31f60 r6:00000012 r5:c6a2b000 r4:00000046 [ 151.450723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 151.458745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 151.466675] r9:c5d31f60 r8:c5366540 r7:00000012 r6:b6e13000 r5:c6961cc0 r4:c0c2d400 [ 151.474436] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 151.482278] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6e13000 r5:c6961cc0 r4:00000000 [ 151.490035] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 151.497185] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c5d30000 r5:c6961cc0 [ 151.505020] r4:c6961cc0 [ 151.507568] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 151.514716] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:00000012 r4:00000012 [ 151.522475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 151.530051] Exception stack(0xc5d31fa8 to 0xc5d31ff0) [ 151.535114] 1fa0: 00000012 00000012 00000001 b6e13000 00000012 00000000 [ 151.543305] 1fc0: 00000012 00000012 b6f5ae00 00000004 00000001 00000000 00020000 bed0ca54 [ 151.551491] 1fe0: 00000004 bed0c788 b6ec894f b6e4ec66 # [ 151.355792] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 151.361479] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 151.368558] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 151.375512] lkdtm: FAIL: the thread stack is NOT properly erased # [ 151.381543] CPU: 0 PID: 3592 Comm: cat Tainted: G D W 5.10.128-cip11 #1 # [ 151.389295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 151.395830] Backtrace: # [ 151.398312] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 151.405893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 151.411569] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 151.418900] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 151.427440] r9:c1acbce8 r8:c15e7d40 r7:c5d31f60 r6:c5d31e34 r5:c5d30000 r4:0000078d # [ 151.435207] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.444005] r8:c15e7d40 r7:c5d31f60 r6:00000012 r5:c6a2b000 r4:00000046 # [ 151.450723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.458745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.466675] r9:c5d31f60 r8:c5366540 r7:00000012 r6:b6e13000 r5:c6961cc0 r4:c0c2d400 # [ 151.474436] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 151.482278] r9:c07f4bec r8:c5d31f60 r7:c2816000 r6:b6e13000 r5:c6961cc0 r4:00000000 # [ 151.490035] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 151.497185] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c5d30000 r5:c6961cc0 # [ 151.505020] r4:c6961cc0 # [ 151.507568] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.514716] r9:c5d30000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:00000012 r4:00000012 # [ 151.522475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.530051] Exception stack(0xc5d31fa8 to 0xc5d31ff0) # [ 151.535114] 1fa0: 00000012 00000012 00000001 b6e13000 00000012 00000000 # [ 151.543305] 1fc0: 00000012 00000012 b6f5ae00 00000004 00000001 00000000 00020000 bed0ca54 # [ 151.551491] 1fe0: 00000004 bed0c788 b6ec894f b6e4ec66 # 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 [ 152.107621] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 152.113401] lkdtm: Calling matched prototype ... [ 152.118035] lkdtm: Calling mismatched prototype ... [ 152.122992] lkdtm: Fail: survived mismatched prototype function call! # [ 152.107621] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 152.113401] lkdtm: Calling matched prototype ... # [ 152.118035] lkdtm: Calling mismatched prototype ... # [ 152.122992] 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 / #