[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Couldn't find partition mmc 0:1 Error selecting device File System is consistent file found, deleting File System is consistent Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.34 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 9097449/tftp-deploy-mpcdijvh/kernel/zImage tftp 0x10000000 9097449/tftp-deploy-mpcdijvh/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '9097449/tftp-deploy-mpcdijvh/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 6.6 MiB/s done Bytes transferred = 12452352 (be0200 hex) => tftp 0x14000000 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 11.8 MiB/s done Bytes transferred = 15308989 (e998bd hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4.5 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe0200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15308925 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.167-cip26 (KernelCI@build-j1016768-arm-gcc-10-multi-v7-defconfig-kselftest-82249) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Feb 10 10:06:11 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,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: 921568K/1048576K available (17408K kernel code, 2654K rwdata, 8120K rodata, 2048K init, 6692K bss, 61472K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56016 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004596] Console: colour dummy device 80x30 [ 0.004662] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004692] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004719] ... MAX_LOCK_DEPTH: 48 [ 0.004746] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004772] ... CLASSHASH_SIZE: 4096 [ 0.004798] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004823] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004848] ... CHAINHASH_SIZE: 32768 [ 0.004874] memory used by lock dependency info: 4061 kB [ 0.004901] memory used for stack traces: 2112 kB [ 0.004928] per task-struct memory footprint: 1536 bytes [ 0.005030] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005082] pid_max: default: 32768 minimum: 301 [ 0.005466] LSM: Security Framework initializing [ 0.005584] LSM support for eBPF active [ 0.005731] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005782] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008387] CPU: Testing write buffer coherency: ok [ 0.008519] CPU0: Spectre v2: using BPIALL workaround [ 0.009619] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013564] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015968] rcu: Hierarchical SRCU implementation. [ 0.025327] EFI services will not be available. [ 0.026641] smp: Bringing up secondary CPUs ... [ 0.029992] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030009] CPU1: Spectre v2: using BPIALL workaround [ 0.034017] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034033] CPU2: Spectre v2: using BPIALL workaround [ 0.037676] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037692] CPU3: Spectre v2: using BPIALL workaround [ 0.038549] smp: Brought up 1 node, 4 CPUs [ 0.038593] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038629] CPU: All CPU(s) started in SVC mode. [ 0.041534] devtmpfs: initialized [ 0.099053] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101696] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101771] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106535] pinctrl core: initialized pinctrl subsystem [ 0.113480] DMI not present or invalid. [ 0.115792] NET: Registered protocol family 16 [ 0.127636] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.137147] thermal_sys: Registered thermal governor 'step_wise' [ 0.137693] cpuidle: using governor menu [ 0.138222] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.863103] vdd1p1: supplied by regulator-dummy [ 0.894038] vdd3p0: supplied by regulator-dummy [ 0.924475] vdd2p5: supplied by regulator-dummy [ 0.955027] vddarm: supplied by regulator-dummy [ 0.986462] vddpu: supplied by regulator-dummy [ 1.016100] vddsoc: supplied by regulator-dummy [ 2.312782] No ATAGs? [ 2.313675] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.313761] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.333105] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.362159] Serial: AMBA PL011 UART driver [ 2.426195] Kprobes globally optimized [ 2.545058] iommu: Default domain type: Translated [ 2.547507] vgaarb: loaded [ 2.552351] SCSI subsystem initialized [ 2.554933] usbcore: registered new interface driver usbfs [ 2.555265] usbcore: registered new interface driver hub [ 2.555504] usbcore: registered new device driver usb [ 2.563192] i2c i2c-0: IMX I2C adapter registered [ 2.570293] i2c i2c-1: IMX I2C adapter registered [ 2.574801] i2c i2c-2: IMX I2C adapter registered [ 2.579588] pps_core: LinuxPPS API ver. 1 registered [ 2.579631] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.579733] PTP clock support registered [ 2.597850] clocksource: Switched to clocksource mxc_timer1 [ 4.328946] NET: Registered protocol family 2 [ 4.329680] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.333137] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.333319] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.333549] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.334991] TCP: Hash tables configured (established 8192 bind 8192) [ 4.336086] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.336435] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.336695] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.337441] NET: Registered protocol family 1 [ 4.340434] RPC: Registered named UNIX socket transport module. [ 4.340528] RPC: Registered udp transport module. [ 4.340569] RPC: Registered tcp transport module. [ 4.340610] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.340661] NET: Registered protocol family 44 [ 4.340727] PCI: CLS 0 bytes, default 64 [ 4.343222] Trying to unpack rootfs image as initramfs... [ 6.240465] Freeing initrd memory: 14952K [ 6.241743] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.243402] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.252661] Initialise system trusted keyrings [ 6.253671] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.305533] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.309318] NFS: Registering the id_resolver key type [ 6.309542] Key type id_resolver registered [ 6.309638] Key type id_legacy registered [ 6.310291] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.310397] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.310604] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.312787] Key type asymmetric registered [ 6.312910] Asymmetric key parser 'x509' registered [ 6.313352] bounce: pool size: 64 pages [ 6.313513] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.313619] io scheduler mq-deadline registered [ 6.313662] io scheduler kyber registered [ 6.314646] test_firmware: interface ready [ 6.494165] mxs-dma 110000.dma-apbh: initialized [ 6.559020] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.559274] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.828941] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.849651] SuperH (H)SCI(F) driver initialized [ 6.852683] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.857930] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.789832] printk: console [ttymxc1] enabled [ 7.800765] msm_serial: driver initialized [ 7.805977] STMicroelectronics ASC driver initialized [ 7.817716] STM32 USART driver initialized [ 7.843890] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.866214] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.874700] panel-simple panel-lcd: Specify missing connector_type [ 7.882627] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.938079] brd: module loaded [ 8.000943] loop: module loaded [ 8.007591] lkdtm: No crash points registered, enable through debugfs [ 8.029840] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.037947] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.045995] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.054316] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.062399] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.070695] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.078523] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.089878] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.096909] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.105844] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.120375] scsi host0: ahci-imx [ 8.126008] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.191948] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.205624] pps pps0: new PPS source ptp0 [ 8.252446] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.263150] e1000e: Intel(R) PRO/1000 Network Driver [ 8.268243] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.274445] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.279932] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.308000] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.315599] usbcore: registered new interface driver pegasus [ 8.321595] usbcore: registered new interface driver asix [ 8.327172] usbcore: registered new interface driver ax88179_178a [ 8.333499] usbcore: registered new interface driver cdc_ether [ 8.339650] usbcore: registered new interface driver smsc75xx [ 8.345637] usbcore: registered new interface driver smsc95xx [ 8.351619] usbcore: registered new interface driver net1080 [ 8.357455] usbcore: registered new interface driver cdc_subset [ 8.363605] usbcore: registered new interface driver zaurus [ 8.369531] usbcore: registered new interface driver cdc_ncm [ 8.388340] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.394989] ehci-pci: EHCI PCI platform driver [ 8.399701] ehci-platform: EHCI generic platform driver [ 8.406001] ehci-orion: EHCI orion driver [ 8.411028] SPEAr-ehci: EHCI SPEAr driver [ 8.415948] ehci-st: EHCI STMicroelectronics driver [ 8.421791] ehci-exynos: EHCI Exynos driver [ 8.426866] ehci-atmel: EHCI Atmel driver [ 8.431837] tegra-ehci: Tegra EHCI driver [ 8.436790] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.443217] ohci-pci: OHCI PCI platform driver [ 8.447912] ohci-platform: OHCI generic platform driver [ 8.454161] SPEAr-ohci: OHCI SPEAr driver [ 8.459159] ohci-st: OHCI STMicroelectronics driver [ 8.464944] ohci-atmel: OHCI Atmel driver [ 8.472555] usbcore: registered new interface driver usb-storage [ 8.480274] ata1: SATA link down (SStatus 0 SControl 300) [ 8.486070] ahci-imx 2200000.sata: no device found, disabling link. [ 8.492512] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.511962] i2c /dev entries driver [ 8.600447] sdhci: Secure Digital Host Controller Interface driver [ 8.606668] sdhci: Copyright(c) Pierre Ossman [ 8.620876] Synopsys Designware Multimedia Card Interface Driver [ 8.634437] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.644077] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.649412] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.657912] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.664738] ledtrig-cpu: registered to indicate activity on CPUs [ 8.674802] usbcore: registered new interface driver usbhid [ 8.680474] usbhid: USB HID core driver [ 8.693711] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.703090] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.709513] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.718289] IPv4 over IPsec tunneling driver [ 8.727912] NET: Registered protocol family 10 [ 8.738434] Segment Routing with IPv6 [ 8.741864] mmc2: new high speed SDHC card at address 59b4 [ 8.748796] NET: Registered protocol family 17 [ 8.751871] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 8.758419] 8021q: 802.1Q VLAN Support v1.8 [ 8.763790] Key type dns_resolver registered [ 8.775579] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.783249] GPT:29296874 != 30863359 [ 8.784154] ThumbEE CPU extension supported. [ 8.786861] GPT:Alternate GPT header not at the end of the disk. [ 8.791277] Registering SWP/SWPB emulation handler [ 8.797228] GPT:29296874 != 30863359 [ 8.805828] GPT: Use GNU Parted to correct GPT errors. [ 8.811134] mmcblk2: p1 p2 p3 [ 8.811904] Loading compiled-in X.509 certificates [ 9.001356] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.009854] panel-simple panel-lcd: Specify missing connector_type [ 9.023105] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.059769] imx_usb 2184200.usb: No over current polarity defined [ 9.073024] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.078381] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.108292] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.129204] hub 1-0:1.0: USB hub found [ 9.135536] hub 1-0:1.0: 1 port detected [ 9.152272] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.184736] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.193159] panel-simple panel-lcd: Specify missing connector_type [ 9.206360] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.237181] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.245721] panel-simple panel-lcd: Specify missing connector_type [ 9.259046] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.278497] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.310287] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.318629] panel-simple panel-lcd: Specify missing connector_type [ 9.331995] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.354168] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.527886] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.737947] hub 1-1:1.0: USB hub found [ 9.742589] hub 1-1:1.0: 3 ports detected [ 9.773019] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.781346] panel-simple panel-lcd: Specify missing connector_type [ 9.794754] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.489712] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.518186] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.547929] Sending DHCP requests ., OK [ 12.592126] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 12.600286] IP-Config: Complete: [ 12.603558] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 12.614075] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 12.622024] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 12.622047] nameserver0=192.168.201.1 [ 12.685513] Freeing unused kernel memory: 2048K [ 12.698325] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 16.732627] imx-ipuv3 2400000.ipu: IPUv3H probed [ 16.762577] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.772097] panel-simple panel-lcd: Specify missing connector_type [ 16.785471] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.785790] imx-ipuv3 2800000.ipu: IPUv3H probed [ 16.824160] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.833354] panel-simple panel-lcd: Specify missing connector_type [ 16.872719] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 16.881686] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 16.893054] CAN device driver interface [ 16.903327] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.908150] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 16.919876] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 16.950143] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.958621] panel-simple panel-lcd: Specify missing connector_type [ 16.980735] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.044508] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.052496] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.060351] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.066961] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.076227] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.082814] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.085812] caam 2100000.crypto: Entropy delay = 3200 [ 17.089026] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.150842] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.154873] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.163834] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.172522] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.181149] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.189654] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.215639] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.219699] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.220899] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.229309] panel-simple panel-lcd: Specify missing connector_type [ 17.235040] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.296760] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.300890] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.305835] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.343897] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.358580] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.360663] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.378060] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.386560] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.393875] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.395218] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.411416] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.433172] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.441878] panel-simple panel-lcd: Specify missing connector_type [ 17.464961] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.529316] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.537991] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.546454] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.555029] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.571862] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.580453] panel-simple panel-lcd: Specify missing connector_type [ 17.602437] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.222190] caam algorithms registered in /proc/crypto [ 18.233353] caam 2100000.crypto: registering rng-caam [ 18.254059] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.262759] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.271314] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.279804] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.298181] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.306630] panel-simple panel-lcd: Specify missing connector_type [ 18.320573] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available [ 18.367497] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.376038] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) Device /sys/class/net/eth0 found [ 18.385060] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.395554] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) done. [ 18.422200] random: crng init done IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.34 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 20.704099] systemd[1]: System time before build time, advancing clock. [ 20.935316] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 20.973959] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 21.034565] systemd[1]: Set hostname to . [ 22.590753] systemd[1]: Queued start job for default target Graphical Interface. [ 22.606068] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 22.624541] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 22.673168] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 22.722572] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 22.772221] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 22.821529] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 22.869601] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 22.883531] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 22.930289] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 22.968369] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 23.009744] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 23.048705] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 23.103480] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 23.207379] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 23.222147] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 23.264790] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 23.314532] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 23.370096] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 23.410895] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 23.452404] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 23.463605] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 23.486895] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 23.544942] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 23.599654] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 23.663519] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 23.718451] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 23.768765] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 23.816203] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 23.850601] systemd[1]: Starting Journal Service... Starting Journal Service... [ 23.882747] fuse: init (API version 7.32) [ 23.907020] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 23.961771] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 24.019172] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 24.061579] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 24.081335] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 24.137392] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 24.232959] systemd[1]: modprobe@configfs.service: Succeeded. [ 24.243778] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 24.293718] systemd[1]: modprobe@drm.service: Succeeded. [ 24.304852] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 24.363953] systemd[1]: modprobe@fuse.service: Succeeded. [ 24.374134] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 24.423605] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 24.463410] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 24.530130] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 24.588159] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 24.635477] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 24.645933] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 24.664741] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 24.709539] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 24.773601] systemd[1]: Starting Create System Users... Starting Create System Users... [ 24.817992] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 25.233138] systemd-journald[286]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.167-cip26 #1 SMP Fri Feb 10 10:06:11 UTC 2023 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/9097449/extract-nfsrootfs-hw6yuaz8' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-9097449/environment . /lava-9097449/environment / # /lava-9097449/bin/lava-test-runner /lava-9097449/0 /lava-9097449/bin/lava-test-runner /lava-9097449/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-9097449/0/tests/0_timesync-off ++ cat uuid + UUID=9097449_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-9097449/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=9097449_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-9097449/0/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: install_deps skipped --2023-02-10 10:19:45-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/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: 1408264 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 31.77K 113KB/s kselftest.tar.xz 6%[> ] 90.23K 160KB/s kselftest.tar.xz 9%[> ] 133.58K 157KB/s kselftest.tar.xz 13%[=> ] 183.56K 163KB/s kselftest.tar.xz 16%[==> ] 225.98K 160KB/s kselftest.tar.xz 19%[==> ] 272.64K 161KB/s kselftest.tar.xz 23%[===> ] 320.72K 162KB/s kselftest.tar.xz 26%[====> ] 370.21K 164KB/s kselftest.tar.xz 30%[=====> ] 425.36K 167KB/s kselftest.tar.xz 34%[=====> ] 473.44K 170KB/s kselftest.tar.xz 38%[======> ] 525.76K 174KB/s eta 5s kselftest.tar.xz 41%[=======> ] 565.35K 174KB/s eta 5s kselftest.tar.xz 45%[========> ] 621.92K 178KB/s eta 5s kselftest.tar.xz 49%[========> ] 678.48K 182KB/s eta 5s kselftest.tar.xz 52%[=========> ] 718.07K 181KB/s eta 5s kselftest.tar.xz 55%[==========> ] 760.50K 179KB/s eta 3s kselftest.tar.xz 58%[==========> ] 811.40K 185KB/s eta 3s kselftest.tar.xz 62%[===========> ] 860.89K 185KB/s eta 3s kselftest.tar.xz 65%[============> ] 906.14K 188KB/s eta 3s kselftest.tar.xz 70%[=============> ] 962.71K 192KB/s eta 3s kselftest.tar.xz 74%[=============> ] 1021K 199KB/s eta 2s kselftest.tar.xz 77%[==============> ] 1.04M 198KB/s eta 2s kselftest.tar.xz 82%[===============> ] 1.10M 206KB/s eta 2s kselftest.tar.xz 86%[================> ] 1.16M 208KB/s eta 2s kselftest.tar.xz 90%[=================> ] 1.21M 212KB/s eta 2s kselftest.tar.xz 94%[=================> ] 1.27M 216KB/s eta 0s kselftest.tar.xz 98%[==================> ] 1.33M 220KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 217KB/s in 6.9s 2023-02-10 10:19:52 (198 KB/s) - 'kselftest.tar.xz' saved [1408264/1408264] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 65.034264] 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 [ 65.827037] lkdtm: Performing direct entry BUG [ 65.831934] ------------[ cut here ]------------ [ 65.836564] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 65.841797] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 65.846944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 65.876035] CPU: 3 PID: 726 Comm: cat Not tainted 5.10.167-cip26 #1 [ 65.882323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 65.888887] PC is at lkdtm_BUG+0x14/0x18 [ 65.892837] LR is at lkdtm_do_action+0x2c/0x4c [ 65.897303] pc : [] lr : [] psr: a00e0013 [ 65.903590] sp : c5a8fe58 ip : c5a8fe68 fp : c5a8fe64 [ 65.908835] r10: 00000004 r9 : c1ad0404 r8 : c15e88e4 [ 65.914079] r7 : c5a8ff60 r6 : 00000004 r5 : c5c86000 r4 : 00000001 [ 65.920627] r3 : c0c35344 r2 : bb9867da r1 : ef7c05e0 r0 : c15e88ec [ 65.927179] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 65.934335] Control: 10c5387d Table: 16a0c04a DAC: 00000051 [ 65.940105] Process cat (pid: 726, stack limit = 0xf2989ce3) [ 65.945787] Stack: (0xc5a8fe58 to 0xc5a90000) [ 65.950169] fe40: c5a8fe74 c5a8fe68 [ 65.958378] fe60: c0c34dd8 c0c35350 c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5b58780 [ 65.966583] fe80: b6e7d000 00000004 c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4 [ 65.974789] fea0: 00000000 c5b58780 b6e7d000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8 [ 65.982995] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000 [ 65.991202] fee0: b6e7d000 00020000 00000004 00000004 0001fffc c5a8fee0 00000001 b6e7c000 [ 65.999406] ff00: c6a3e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 66.007611] ff20: 00000000 00000000 c13a0660 bb9867da c205d2a0 c5b58780 c5b58780 c5a8e000 [ 66.015816] ff40: b6e7d000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc [ 66.024023] ff60: 00000000 00000000 c5a8ffac bb9867da 00000004 00000004 b6fc4e00 00000004 [ 66.032229] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8 [ 66.040436] ffa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e7d000 00000004 00000000 [ 66.048640] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 [ 66.056846] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 [ 66.065039] Backtrace: [ 66.067535] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 66.075140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 66.083187] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 66.091137] r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8 [ 66.098922] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 66.106782] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000 [ 66.114558] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 66.121724] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780 [ 66.129572] r4:c5b58780 [ 66.132139] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 66.139306] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004 [ 66.147086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 66.154674] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) [ 66.159753] ffa0: 00000004 00000004 00000001 b6e7d000 00000004 00000000 [ 66.167959] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 [ 66.176157] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 [ 66.181239] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 66.187365] ---[ end trace 77d48502fc65fe9f ]--- [ 66.192013] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 66.200908] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 726, name: cat [ 66.208581] INFO: lockdep is turned off. [ 66.212521] irq event stamp: 1590 [ 66.215881] hardirqs last enabled at (1589): [] console_unlock+0x4b0/0x6c0 [ 66.223741] hardirqs last disabled at (1590): [] __und_svc+0x60/0x6c [ 66.230993] softirqs last enabled at (1586): [] __do_softirq+0x378/0x5fc [ 66.238678] softirqs last disabled at (1575): [] __irq_exit_rcu+0x178/0x1d0 [ 66.246536] CPU: 3 PID: 726 Comm: cat Tainted: G D 5.10.167-cip26 #1 [ 66.254211] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 66.260757] Backtrace: [ 66.263266] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 66.270864] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0faf8 [ 66.276560] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 66.283914] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 66.291688] r9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19cc95c r4:c5a8e000 [ 66.299465] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 66.307317] r6:00000000 r5:00000031 r4:c19cc95c [ 66.311979] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 66.319746] r6:00000001 r5:c5a8e000 r4:c5d32880 [ 66.324409] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 66.331746] r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5d32880 [ 66.338484] [] (do_exit) from [] (make_task_dead+0x68/0x74) [ 66.345812] r7:c1e0f9cc [ 66.348382] [] (make_task_dead) from [] (die+0x370/0x37c) [ 66.355547] [] (die) from [] (do_undefinstr+0x170/0x240) [ 66.362625] r10:00000004 r9:c5a8e000 r8:c15e88e4 r7:00000000 r6:c5a8fdc8 r5:c0c35358 [ 66.370474] r4:e7f001f2 [ 66.373040] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 66.380977] Exception stack(0xc5a8fdc8 to 0xc5a8fe10) [ 66.386058] fdc0: c15e88ec ef7c05e0 bb9867da c0c35344 00000001 c5c86000 [ 66.394266] fde0: 00000004 c5a8ff60 c15e88e4 c1ad0404 00000004 c5a8fe64 c5a8fe68 c5a8fe58 [ 66.402467] fe00: c0c34dd8 c0c35358 a00e0013 ffffffff [ 66.407544] r7:c5a8fdfc r6:ffffffff r5:a00e0013 r4:c0c3535c [ 66.413234] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 66.420832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 66.428872] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 66.436818] r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8 [ 66.444598] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 66.452457] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000 [ 66.460231] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 66.467396] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780 [ 66.475244] r4:c5b58780 [ 66.477808] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 66.484973] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004 [ 66.492747] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 66.500336] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) [ 66.505415] ffa0: 00000004 00000004 00000001 b6e7d000 00000004 00000000 [ 66.513620] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 [ 66.521821] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 # Segmentation fault # [ 65.827037] lkdtm: Performing direct entry BUG # [ 65.831934] ------------[ cut here ]------------ # [ 65.836564] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 65.841797] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 65.846944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 65.876035] CPU: 3 PID: 726 Comm: cat Not tainted 5.10.167-cip26 #1 # [ 65.882323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 65.888887] PC is at lkdtm_BUG+0x14/0x18 # [ 65.892837] LR is at lkdtm_do_action+0x2c/0x4c # [ 65.897303] pc : [] lr : [] psr: a00e0013 # [ 65.903590] sp : c5a8fe58 ip : c5a8fe68 fp : c5a8fe64 # [ 65.908835] r10: 00000004 r9 : c1ad0404 r8 : c15e88e4 # [ 65.914079] r7 : c5a8ff60 r6 : 00000004 r5 : c5c86000 r4 : 00000001 # [ 65.920627] r3 : c0c35344 r2 : bb9867da r1 : ef7c05e0 r0 : c15e88ec # [ 65.927179] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 65.934335] Control: 10c5387d Table: 16a0c04a DAC: 00000051 # [ 65.940105] Process cat (pid: 726, stack limit = 0xf2989ce3) # [ 65.945787] Stack: (0xc5a8fe58 to 0xc5a90000) # [ 65.950169] fe40: c5a8fe74 c5a8fe68 # [ 65.958378] fe60: c0c34dd8 c0c35350 c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5b58780 # [ 65.966583] fe80: b6e7d000 00000004 c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4 # [ 65.974789] fea0: 00000000 c5b58780 b6e7d000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8 # [ 65.982995] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000 # [ 65.991202] fee0: b6e7d000 00020000 00000004 00000004 0001fffc c5a8fee0 00000001 b6e7c000 # [ 65.999406] ff00: c6a3e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 66.007611] ff20: 00000000 00000000 c13a0660 bb9867da c205d2a0 c5b58780 c5b58780 c5a8e000 # [ 66.015816] ff40: b6e7d000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc # [ 66.024023] ff60: 00000000 00000000 c5a8ffac bb9867da 00000004 00000004 b6fc4e00 00000004 # [ 66.032229] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8 # [ 66.040436] ffa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e7d000 00000004 00000000 # [ 66.048640] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 # [ 66.056846] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 # [ 66.065039] Backtrace: # [ 66.067535] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 66.075140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 66.083187] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 66.091137] r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8 # [ 66.098922] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 66.106782] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000 # [ 66.114558] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 66.121724] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780 # [ 66.129572] r4:c5b58780 # [ 66.132139] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 66.139306] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004 # [ 66.147086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 66.154674] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) # [ 66.159753] ffa0: 00000004 00000004 00000001 b6e7d000 00000004 00000000 # [ 66.167959] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 # [ 66.176157] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 # [ 66.181239] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 66.187365] ---[ end trace 77d48502fc65fe9f ]--- # [ 66.192013] BUG: sleeping function called from invalid context[ 66.969915] lkdtm: Performing direct entry WARNING at include/linux/percpu-rwsem.h:[ 66.976944] ------------[ cut here ]------------ 49 # [ 66.200908] in_atomic():[ 66.984848] WARNING: CPU: 3 PID: 797 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 0, irqs_disabled(): 128, non_blo[ 66.995777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 ck: 0, pid: 726, name: cat # [ [ 67.027659] CPU: 3 PID: 797 Comm: cat Tainted: G D W 5.10.167-cip26 #1 66.208581] INFO: lockdep is turn[ 67.037961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ed off. # [ 66.212521] irq eve[ 67.047352] Backtrace: nt stamp: 1590 # [ 66.215881] [ 67.052680] [] (dump_backtrace) from [] (show_stack+0x20/0x24) hardirqs last enabled at (1589):[ 67.063098] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [] console_unlock+0x4b[ 67.071624] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0/0x6c0 # [ 66.223741] hardirq[ 67.081798] [] (dump_stack) from [] (__warn+0x98/0x14c) s last disabled at (1590): [] __und_svc+0x60/0x6c # [ [ 67.102223] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 66.230993] softirqs last enable[ 67.112563] r7:00000053 r6:c1ad0ac0 r5:00000000 r4:c69ce000 d at (1586): [] __do_so[ 67.121092] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) ftirq+0x378/0x5fc # [ 66.23867[ 67.132039] r9:c1ad0408 r8:c15e88e4 r7:c69cff60 r6:00000008 r5:c5c6f000 r4:00000002 8] softirqs last disabled at (157[ 67.142645] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 5): [] __irq_exit_rcu+0[ 67.153424] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) x178/0x1d0 # [ 66.246536] CPU:[ 67.164295] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 3 PID: 726 Comm: cat Tainted: G [ 67.175067] r9:c69cff60 r8:c5308000 r7:00000008 r6:b6e8b000 r5:c5e92280 r4:c0c351b8 D 5.10.167-cip26 #[ 67.185679] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 1 # [ 66.254211] Hardware name[ 67.196365] r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e8b000 r5:c5e92280 r4:00000000 : Freescale i.MX6 Quad/DualLite ([ 67.206973] [] (vfs_write) from [] (ksys_write+0x74/0xec) Device Tree) # [ 66.260757] Ba[ 67.216968] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c69ce000 r5:c5e92280 cktrace: # [ 66.263266] [] (dump_backtrace) from [] (ksys_write) from [] (sys_write+0x18/0x1c) 137d614>] (show_stack+0x20/0x24) [ 67.243053] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000008 r4:00000008 # [ 66.270864] r7:ffffffff r6[ 67.253662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) :600e0093 r5:00000000 r4:c1f0faf8[ 67.264086] Exception stack(0xc69cffa8 to 0xc69cfff0) [ 67.272003] ffa0: 00000008 00000008 00000001 b6e8b000 00000008 00000000 [ 67.280187] ffc0: 00000008 00000008 b6fd2e00 00000004 00000001 00000000 00020000 befe6a64 [ 67.288371] ffe0: 00000004 befe6798 b6f3d4cf b6ec37e6 # [ 66.276560] [] ([ 67.293503] irq event stamp: 0 show_stack) from [] (du[ 67.299377] hardirqs last enabled at (0): [<00000000>] 0x0 mp_stack+0xe0/0x100) # [ 66.28[ 67.307846] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 3914] [] (dump_stack) f[ 67.318202] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 rom [] (___might_sleep+[ 67.328577] softirqs last disabled at (0): [<00000000>] 0x0 0x1ac/0x2bc) # [ 66.291688] r[ 67.336996] ---[ end trace 77d48502fc65fea0 ]--- 9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19cc95c r4:c5a8e000 # [ 66.299465] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 66.307317] r6:00000000 r5:00000031 r4:c19cc95c # [ 66.311979] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 66.319746] r6:00000001 r5:c5a8e000 r4:c5d32880 # [ 66.324409] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 66.331746] r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5d32880 # [ 66.338484] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 66.345812] r7:c1e0f9cc # [ 66.348382] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 66.355547] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 66.362625] r10:00000004 r9:c5a8e000 r8:c15e88e4 r7:00000000 r6:c5a8fdc8 r5:c0c35358 # [ 66.370474] r4:e7f001f2 # [ 66.373040] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 66.380977] Exception stack(0xc5a8fdc8 to 0xc5a8fe10) # [ 66.386058] fdc0: c15e88ec ef7c05e0 bb9867da c0c35344 00000001 c5c86000 # [ 66.394266] fde0: 00000004 c5a8ff60 c15e88e4 c1ad0404 00000004 c5a8fe64 c5a8fe68 c5a8fe58 # [ 66.402467] fe00: c0c34dd8 c0c35358 a00e0013 ffffffff # [ 66.407544] r7:c5a8fdfc r6:ffffffff r5:a00e0013 r4:c0c3535c # [ 66.413234] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 66.420832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 66.428872] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 66.436818] r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8 # [ 66.444598] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 66.452457] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000 # [ 66.460231] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 66.467396] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780 # [ 66.475244] r4:c5b58780 # [ 66.477808] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 66.484973] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004 # [ 66.492747] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 66.500336] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) # [ 66.505415] ffa0: 00000004 00000004 00000001 b6e7d000 00000004 00000000 # [ 66.513620] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64 # [ 66.521821] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 66.969915] lkdtm: Performing direct entry WARNING # [ 66.976944] ------------[ cut here ]------------ # [ 66.984848] WARNING: CPU: 3 PID: 797 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 66.995777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 67.027659] CPU: 3 PID: 797 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 67.037961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.047352] Backtrace: # [ 67.052680] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 67.063098] r7:ffffffff r6:600e0013 r5:00000000 [ 67.666438] lkdtm: Performing direct entry WARNING_MESSAGE r4:c1f0faf8 # [ 67.071624] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 67.692580] Warning message trigger count: 2 # [ 67.081798] [] (du[ 67.699714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 mp_stack) from [] (__wa[ 67.731435] CPU: 1 PID: 832 Comm: cat Tainted: G D W 5.10.167-cip26 #1 rn+0x98/0x14c) # [ 67.091614] [ 67.741892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r9:00000009 r8:c0c353a4 r7:00000[ 67.751281] Backtrace: 053 r6:00000009 r5:c0c353a4 r4:c1[ 67.756609] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ad0ac0 # [ 67.102223] [] (__warn) from [] ([ 67.775552] [] (show_stack) from [] (dump_stack+0xe0/0x100) warn_slowpath_fmt+0x8c/0xa8) # [[ 67.785724] [] (dump_stack) from [] (__warn+0x98/0x14c) 67.112563] r7:00000053 r6:c1a[ 67.795543] r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1ad0ac0 d0ac0 r5:00000000 r4:c69ce000 # [ 67.806155] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 67.121092] [] (warn[ 67.816492] r7:00000058 r6:c1ad0ac0 r5:c1ad0adc r4:c6de6000 _slowpath_fmt) from [] [ 67.825016] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) (lkdtm_WARNING+0x48/0x4c) # [ [ 67.836661] r9:c1ad0410 r8:c15e88e4 r7:c6de7f60 r6:00000010 r5:c59b2000 r4:00000003 67.132039] r9:c1ad0408 r8:c15e88[ 67.847267] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) e4 r7:c69cff60 r6:00000008 r5:c5c[ 67.858739] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 6f000 r4:00000002 # [ 67.14264[ 67.869608] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 5] [] (lkdtm_WARNING) f[ 67.880381] r9:c6de7f60 r8:c5308000 r7:00000010 r6:b6e45000 r5:c5aca780 r4:c0c351b8 rom [] (lkdtm_do_action[ 67.890992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) +0x2c/0x4c) # [ 67.153424] [] (lkdtm_do_action) from [ 67.912281] [] (vfs_write) from [] (ksys_write+0x74/0xec) [] (direct_entry+0x120/[ 67.922279] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6de6000 r5:c5aca780 0x18c) # [ 67.164295] [] (direct_entry) from [] (ksys_write) from [] (sys_write+0x18/0x1c) 74>] (full_proxy_write+0x64/0x94)[ 67.948362] r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000010 r4:00000010 # [ 67.175067] r9:c69cff60 r[ 67.958971] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 8:c5308000 r7:00000008 r6:b6e8b00[ 67.969396] Exception stack(0xc6de7fa8 to 0xc6de7ff0) 0 r5:c5e92280 r4:c0c351b8 # [ [ 67.977313] 7fa0: 00000010 00000010 00000001 b6e45000 00000010 00000000 67.185679] [] (full_pro[ 67.988351] 7fc0: 00000010 00000010 b6f8ce00 00000004 00000001 00000000 00020000 beff2a64 xy_write) from [] (vfs_[ 67.999388] 7fe0: 00000004 beff2798 b6ef74cf b6e7d7e6 write+0x10c/0x524) # [ 67.1963[ 68.007365] irq event stamp: 0 65] r9:c07e1310 r8:c69cff60 r7:c[ 68.013251] hardirqs last enabled at (0): [<00000000>] 0x0 2815800 r6:b6e8b000 r5:c5e92280 r[ 68.021707] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 4:00000000 # [ 67.206973] [] copy_process+0x5f8/0x1974 5990d0>] (vfs_write) from [] 0x0 770>] (ksys_write+0x74/0xec) # [[ 68.050840] ---[ end trace 77d48502fc65fea1 ]--- 67.216968] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c69ce000 r5:c5e92280 # [ 67.227655] r4:c5e92280 # [ 67.233059] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 67.243053] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000008 r4:00000008 # [ 67.253662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.264086] Exception stack(0xc69cffa8 to 0xc69cfff0) # [ 67.272003] ffa0: 00000008 00000008 00000001 b6e8b000 00000008 00000000 # [ 67.280187] ffc0: 00000008 00000008 b6fd2e00 00000004 00000001 00000000 00020000 befe6a64 # [ 67.288371] ffe0: 00000004 befe6798 b6f3d4cf b6ec37e6 # [ 67.293503] irq event stamp: 0 # [ 67.299377] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 67.307846] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 67.318202] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 67.328577] softirqs last disabled at (0): [<00000000>] 0x0 # [ 67.336996] ---[ end trace 77d48502fc65fea0 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 67.666438] lkdtm: Performing direct entry WARNING_MESSAGE # [ 67.673164] ------------[ cut here ]------------ # [ 67.680618] WARNING: CPU: 1 PID: 832 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 67.692580] Warning message trigger count: 2 # [ 67.699714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 67.731435] CPU: 1 PID: 832 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 67.741892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.751281] Backtrace: # [ 67.756609] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 67.767027] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 67.775552] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 67.785724] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 67.795543] r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1ad0ac0 # [ 67.806155] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 67.816492] r7:00000058 r6:c1ad0ac0 r5:c1ad0adc r4:c6de6000 # [ 67.825016] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 67.836661] r9:c1ad0410 r8:c15e88e4 r7:c6de7f60 r6:00000010 r5:c59b2000 r4:00000003 # [ 67.847267] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.858739] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.869608] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.880381] r9:c6de7f60 r8:c5308000 r7:00000010 r6:b6e45000 r5:c5aca780 r4:c0c351b8 # [ 67.890992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 67.901676] r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6e45000 r5:c5aca780 r4:00000000 # [ 67.912281] [] (vfs_write) from [] (ksys_write+0x7[ 68.352615] lkdtm: Performing direct entry EXCEPTION 4/0xec) # [ 67.922279] r10:00[ 68.359593] 8<--- cut here --- 000004 r9:00000000 r8:00000000 r7[ 68.365428] Unable to handle kernel NULL pointer dereference at virtual address 00000000 :b6e45000 r6:c6de6000 r5:c5aca780[ 68.376418] pgd = 411dd600 # [ 67.932964] r4:c5aca780 [ 68.382045] [00000000] *pgd=00000000 # [ 67.938369] [] (ks[ 68.388473] Internal error: Oops: 805 [#2] SMP ARM [ 68.396090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 68.425125] CPU: 0 PID: 864 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 68.432785] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 68.439327] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 68.443778] LR is at lkdtm_do_action+0x2c/0x4c [ 68.448227] pc : [] lr : [] psr: a00e0013 [ 68.454497] sp : c5b83e58 ip : c5b83e68 fp : c5b83e64 [ 68.459726] r10: 0000000a r9 : c1ad0420 r8 : c15e88e4 [ 68.464955] r7 : c5b83f60 r6 : 0000000a r5 : c5c62000 r4 : 00000004 [ 68.471486] r3 : 00000000 r2 : 567d0cd7 r1 : ef7815e0 r0 : c15e8904 [ 68.478019] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 68.485159] Control: 10c5387d Table: 16a5c04a DAC: 00000051 [ 68.490911] Process cat (pid: 864, stack limit = 0xe7e77b23) [ 68.496578] Stack: (0xc5b83e58 to 0xc5b84000) [ 68.500942] 3e40: c5b83e74 c5b83e68 [ 68.509126] 3e60: c0c34dd8 c0c35408 c5b83e9c c5b83e78 c0c352d8 c0c34db8 c0c351b8 c5f65040 [ 68.517310] 3e80: b6dc5000 0000000a c5308000 c5b83f60 c5b83ec4 c5b83ea0 c07e1374 c0c351c4 [ 68.525495] 3ea0: 00000000 c5f65040 b6dc5000 c2815800 c5b83f60 c07e1310 c5b83f5c c5b83ec8 [ 68.533679] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b82000 [ 68.541866] 3ee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c5b83ee0 00000001 b6dc4000 [ 68.550048] 3f00: c5acb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 68.558232] 3f20: 00000000 00000000 c13a0660 567d0cd7 c205d2a0 c5f65040 c5f65040 c5b82000 [ 68.566416] 3f40: b6dc5000 00000000 00000000 00000004 c5b83f94 c5b83f60 c0599770 c05990dc [ 68.574599] 3f60: 00000000 00000000 c5b83fac 567d0cd7 0000000a 0000000a b6f0ce00 00000004 [ 68.582783] 3f80: c03002e4 c5b82000 c5b83fa4 c5b83f98 c0599800 c0599708 00000000 c5b83fa8 [ 68.590966] 3fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 [ 68.599150] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64 [ 68.607335] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 800e0030 00000001 00000000 00000000 [ 68.615514] Backtrace: [ 68.617977] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 68.626076] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 68.634094] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 68.642021] r9:c5b83f60 r8:c5308000 r7:0000000a r6:b6dc5000 r5:c5f65040 r4:c0c351b8 [ 68.649779] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 68.657618] r9:c07e1310 r8:c5b83f60 r7:c2815800 r6:b6dc5000 r5:c5f65040 r4:00000000 [ 68.665371] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 68.672514] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5b82000 r5:c5f65040 [ 68.680347] r4:c5f65040 [ 68.682891] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 68.690035] r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a [ 68.697790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 68.705363] Exception stack(0xc5b83fa8 to 0xc5b83ff0) [ 68.710421] 3fa0: 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 [ 68.718605] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64 [ 68.726787] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 [ 68.731848] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) ys_write) from [] (sys_[ 68.738011] ---[ end trace 77d48502fc65fea2 ]--- write+0x18/0x1c) # [ 67.948362] r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000010 r4:00000010 # [ 67.958971] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.969396] Exception stack(0xc6de7fa8 to 0xc6de7ff0) # [ 67.977313] 7fa0: 00000010 00000010 00000001 b6e45000 00000010 00000000 # [ 67.988351] 7fc0: 00000010 00000010 b6f8ce00 00000004 00000001 00000000 00020000 beff2a64 # [ 67.999388] 7fe0: 00000004 beff2798 b6ef74cf b6e7d7e6 # [ 68.007365] irq event stamp: 0 # [ 68.013251] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 68.021707] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 68.032047] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 68.042416] softirqs last disabled at (0): [<00000000>] 0x0 # [ 68.050840] ---[ end trace 77d48502fc65fea1 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 68.352615] lkdtm: Performing direct entry EXCEPTION # [ 68.359593] 8<--- cut here --- # [ 68.365428] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 68.376418] pgd = 411dd600 # [ 68.382045] [00000000] *pgd=00000000 # [ 68.388473] Internal error: Oops: 805 [#2] SMP ARM # [ 68.396090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 68.425125] CPU: 0 PID: 864 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 68.432785] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 68.439327] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 68.443778] LR is at lkdtm_do_action+0x2c/0x4c # [ 68.448227] pc : [] lr : [] psr: a00e0013 # [ 68.454497] sp : c5b83e58 ip : c5b83e68 fp : c5b83e64 # [ 68.459726] r10: 0000000a r9 : c1ad0420 r8 : c15e88e4 # [ 68.464955] r7 : c5b83f60 r6 : 0000000a r5 : c5c62000 r4 : 00000004 # [ 68.471486] r3 : 00000000 r2 : 567d0cd7 r1 : ef7815e0 r0 : c15e8904 # [ 68.478019] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 68.485159] Control: 10c5387d Table: 16a5c04a DAC: 00000051 # [ 68.490911] Process cat (pid: 864, stack limit = 0xe7e77b23) # [ 68.496578] Stack: (0xc5b83e58 to 0xc5b84000) # [ 68.500942] 3e40: c5b83e74 c5b83e68 # [ 68.509126] 3e60: c0c34dd8 c0c35408 c5b83e9c c5b83e78 c0c352d8 c0c34db8 c0c351b8 c5f65040 # [ 68.517310] 3e80: b6dc5000 0000000a c5308000 c5b83f60 c5b83ec4 c5b83ea0 c07e1374 c0c351c4 # [ 68.525495] 3ea0: 00000000 c5f65040 b6dc5000 c2815800 c5b83f60 c07e1310 c5b83f5c c5b83ec8 # [ 68.533679] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b82000 # [ 68.541866] 3ee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c5b83ee0 00000001 b6dc4000 # [ 68.550048] 3f00: c5acb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 68.558232] 3f20: 00000000 00000000 c13a0660 567d0cd7 c205d2a0 c5f65040 c5f65040 c5b82000 # [ 68.566416] 3f40: b6dc5000 00000000 00000000 00000004 c5b83f94 c5b83f60 c0599770 c05990dc # [ 68.574599] 3f60: 00000000 00000000 c5b83fac 567d0cd7 0000000a 0000000a b6f0ce00 00000004 # [ 68.582783] 3f80: c03002e4 c5b82000 c5b83fa4 c5b83f98 c0599800 c0599708 00000000 c5b83fa8 # [ 68.590966] 3fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 # [ 68.599150] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64 # [ 68.607335] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 800e0030 00000001 00000000 00000000 # [ 68.615514] Backtrace: # [ 68.617977] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 68.626076] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 68.634094] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 68.642021] r9:c5b83f60 r8:c5308000 r7:0000000a r6:b6dc5000 r5:c5f65040 r4:c0c351b8 # [ 68.649779] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 68.657618] r9:c07e1310 r8:c5b83f60 r7:c2815800 r6:b6dc5000 r5:c5f65040 r4:00000000 # [ 68.665371] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 68.672514] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5b82000 r5:c5f65040 # [ 68.680347] r4:c5f65040 # [ 68.682891] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 68.690035] r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a # [ 68.697790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 68.705363] Exception stack(0xc5b83fa8 to 0xc5b83ff0) # [ 68.710421] 3fa0: 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 # [ 68.718605] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64 # [ 68.726787] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 # [ 68.731848] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 68.738011] ---[ end trace 77d48502fc65fea2 ]--- # 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 [ 69.855896] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 69.861531] lkdtm: attempting good list addition [ 69.866157] lkdtm: attempting corrupted list addition [ 69.871265] lkdtm: list_add() corruption not detected! # [ 69.855896] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 69.861531] lkdtm: attempting good list addition # [ 69.866157] lkdtm: attempting corrupted list addition # [ 69.871265] 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 [ 70.176786] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 70.182614] lkdtm: attempting good list removal [ 70.187190] lkdtm: attempting corrupted list removal [ 70.192208] lkdtm: list_del() corruption not detected! # [ 70.176786] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 70.182614] lkdtm: attempting good list removal # [ 70.187190] lkdtm: attempting corrupted list removal # [ 70.192208] 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 [ 70.480659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 70.486947] lkdtm: attempting bad read from page below current stack [ 70.493567] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 70.480659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 70.486947] lkdtm: attempting bad read from page below current stack # [ 70.493567] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 70.792112] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 70.798808] lkdtm: attempting bad read from page above current stack [ 70.805204] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 70.792112] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 70.798808] lkdtm: attempting bad read from page above current stack # [ 70.805204] 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 [ 71.107124] lkdtm: Performing direct entry UNSET_SMEP [ 71.112375] lkdtm: XFAIL: this test is x86_64-only # [ 71.107124] lkdtm: Performing direct entry UNSET_SMEP # [ 71.112375] 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 [ 71.404277] lkdtm: Performing direct entry DOUBLE_FAULT [ 71.409587] lkdtm: XFAIL: this test is ia32-only # [ 71.404277] lkdtm: Performing direct entry DOUBLE_FAULT # [ 71.409587] 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 [ 71.695471] lkdtm: Performing direct entry CORRUPT_PAC [ 71.700710] lkdtm: XFAIL: this test is arm64-only # [ 71.695471] lkdtm: Performing direct entry CORRUPT_PAC # [ 71.700710] 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 [ 72.012347] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 72.018845] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 72.012347] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 72.018845] 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 [ 72.737279] lkdtm: Performing direct entry READ_AFTER_FREE [ 72.742887] lkdtm: Value in memory before free: 12345678 [ 72.748263] lkdtm: Attempting bad read from freed memory [ 72.753587] lkdtm: Memory was not poisoned # [ 72.737279] lkdtm: Performing direct entry READ_AFTER_FREE # [ 72.742887] lkdtm: Value in memory before free: 12345678 # [ 72.748263] lkdtm: Attempting bad read from freed memory # [ 72.753587] 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 [ 73.270242] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 73.276280] lkdtm: Value in memory before free: 12345678 [ 73.281696] lkdtm: Attempting to read from freed memory [ 73.286966] lkdtm: Buddy page was not poisoned # [ 73.270242] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 73.276280] lkdtm: Value in memory before free: 12345678 # [ 73.281696] lkdtm: Attempting to read from freed memory # [ 73.286966] 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 [ 73.602787] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 73.608496] lkdtm: Attempting double slab free ... # [ 73.602787] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 73.608496] 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 [ 73.942034] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 73.947628] lkdtm: Attempting cross-cache slab free ... # [ 73.942034] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 73.947628] 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 [ 74.279117] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 74.284544] lkdtm: Attempting non-Slab slab free ... # [ 74.279117] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 74.284544] 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 [ 75.363357] lkdtm: Performing direct entry EXEC_DATA [ 75.368700] lkdtm: attempting ok execution at c0c35b48 [ 75.373885] lkdtm: attempting bad execution at c26f796c [ 75.379174] 8<--- cut here --- [ 75.382242] Unable to handle kernel paging request at virtual address c26f796c [ 75.389484] pgd = 256b4dea [ 75.392213] [c26f796c] *pgd=1261141e(bad) [ 75.396282] Internal error: Oops: 8000000d [#3] SMP ARM [ 75.401531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 75.430821] CPU: 3 PID: 1707 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 75.438587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 75.445146] PC is at data_area+0x0/0x40 [ 75.449013] LR is at execute_location+0xa4/0xb4 [ 75.453564] pc : [] lr : [] psr: 600e0013 [ 75.459853] sp : c5a8fe38 ip : c5a8fd40 fp : c5a8fe54 [ 75.465097] r10: 0000000a r9 : c1ad0604 r8 : c15e88e4 [ 75.470343] r7 : c5a8ff60 r6 : 00000001 r5 : c26f796c r4 : c0c35b48 [ 75.476890] r3 : fcfb3535 r2 : fcfb3535 r1 : ef7c05e0 r0 : 0000002b [ 75.483440] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 75.490596] Control: 10c5387d Table: 16ef404a DAC: 00000051 [ 75.496366] Process cat (pid: 1707, stack limit = 0xf2989ce3) [ 75.502135] Stack: (0xc5a8fe38 to 0xc5a90000) [ 75.506516] fe20: 0000001f c5d57000 [ 75.514725] fe40: 0000000a c5a8ff60 c5a8fe64 c5a8fe58 c138afa4 c138ada0 c5a8fe74 c5a8fe68 [ 75.522931] fe60: c0c34dd8 c138af8c c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5c0cf00 [ 75.531137] fe80: b6e21000 0000000a c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4 [ 75.539343] fea0: 00000000 c5c0cf00 b6e21000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8 [ 75.547550] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000 [ 75.555755] fee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a8fee0 00000001 b6e20000 [ 75.563960] ff00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 75.572165] ff20: 00000000 00000000 c13a0660 fcfb3535 c205d2a0 c5c0cf00 c5c0cf00 c5a8e000 [ 75.580369] ff40: b6e21000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc [ 75.588577] ff60: 00000000 00000000 c5a8ffac fcfb3535 0000000a 0000000a b6f68e00 00000004 [ 75.596781] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8 [ 75.604986] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 [ 75.613193] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64 [ 75.621398] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 [ 75.629590] Backtrace: [ 75.632084] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 75.640292] r7:c5a8ff60 r6:0000000a r5:c5d57000 r4:0000001f [ 75.645986] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 75.654109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 75.662153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 75.670104] r9:c5a8ff60 r8:c5308000 r7:0000000a r6:b6e21000 r5:c5c0cf00 r4:c0c351b8 [ 75.677891] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 75.685753] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e21000 r5:c5c0cf00 r4:00000000 [ 75.693528] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 75.700695] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a8e000 r5:c5c0cf00 [ 75.708544] r4:c5c0cf00 [ 75.711111] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 75.718277] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000a r4:0000000a [ 75.726055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 75.733644] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) [ 75.738722] ffa0: 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 [ 75.746928] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64 [ 75.755127] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 [ 75.760208] Code: 00000000 c2e12900 c2e129c0 c2e12a80 (e1a0c00d) [ 75.766335] ---[ end trace 77d48502fc65fea3 ]--- # Segmentation fault # [ 75.363357] lkdtm: Performing direct entry EXEC_DATA # [ 75.368700] lkdtm: attempting ok execution at c0c35b48 # [ 75.373885] lkdtm: attempting bad execution at c26f796c # [ 75.379174] 8<--- cut here --- # [ 75.382242] Unable to handle kernel paging request at virtual address c26f796c # [ 75.389484] pgd = 256b4dea # [ 75.392213] [c26f796c] *pgd=1261141e(bad) # [ 75.396282] Internal error: Oops: 8000000d [#3] SMP ARM # [ 75.401531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 75.430821] CPU: 3 PID: 1707 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 75.438587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 75.445146] PC is at data_area+0x0/0x40 # [ 75.449013] LR is at execute_location+0xa4/0xb4 # [ 75.453564] pc : [] lr : [] psr: 600e0013 # [ 75.459853] sp : c5a8fe38 ip : c5a8fd40 fp : c5a8fe54 # [ 75.465097] r10: 0000000a r9 : c1ad0604 r8 : c15e88e4 # [ 75.470343] r7 : c5a8ff60 r6 : 00000001 r5 : c26f796c r4 : c0c35b48 # [ 75.476890] r3 : fcfb3535 r2 : fcfb3535 r1 : ef7c05e0 r0 : 0000002b # [ 75.483440] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 75.490596] Control: 10c5387d Table: 16ef404a DAC: 00000051 # [ 75.496366] Process cat (pid: 1707, stack limit = 0xf2989ce3) # [ 75.502135] Stack: (0xc5a8fe38 to 0xc5a90000) # [ 75.506516] fe20: 0000001f c5d57000 # [ 75.514725] fe40: 0000000a c5a8ff60 c5a8fe64 c5a8fe58 c138afa4 c138ada0 c5a8fe74 c5a8fe68 # [ 75.522931] fe60: c0c34dd8 c138af8c c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5c0cf00 # [ 75.531137] fe80: b6e21000 0000000a c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4 # [ 75.539343] fea0: 00000000 c5c0cf00 b6e21000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8 # [ 75.547550] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000 # [ 75.555755] fee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a8fee0 00000001 b6e20000 # [ 75.563960] ff00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 75.572165] ff20: 00000000 00000000 c13a0660 fcfb3535 c205d2a0 c5c0cf00 c5c0cf00 c5a8e000 # [ 75.580369] ff40: b6e21000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc # [ 75.588577] ff60: 00000000 00000000 c5a8ffac fcfb3535 0000000a 0000000a b6f68e00 00000004 # [ 75.596781] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8 # [ 75.604986] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 # [ 75.613193] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64 # [ 75.621398] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 # [ 75.629590] Backtrace: # [ 75.632084] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 75.640292] r7:c5a8ff60 r6:0000000a r5:c5d57000 r4:0000001f # [ 75.645986] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.654109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.662153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.670104] r9:c5a8ff60 r8:c5308000 r7:0000000a r6:b6e21000 r5:c5c0cf00 r4:c0c351b8 # [ 75.677891] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 75.685753] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e21000 r5:c5c0cf00 r4:00000000 # [ 75.693528] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 75.700695] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a8e000 r5:c5c0cf00 # [ 75.708544] r4:c5c0cf00 # [ 75.711111] [] (ksys_wri[ 76.211633] lkdtm: Performing direct entry EXEC_STACK te) from [] (sys_write+[ 76.217301] lkdtm: attempting ok execution at c0c35b48 0x18/0x1c) # [ 75.718277] r9:[ 76.225394] lkdtm: attempting bad execution at c69c1e0c c5a8e000 r8:c03002e4 r7:00000004 [ 76.233551] 8<--- cut here --- [ 76.239401] Unable to handle kernel paging request at virtual address c69c1e0c [ 76.246630] pgd = b996bd5d [ 76.249342] [c69c1e0c] *pgd=1681141e(bad) [ 76.253372] Internal error: Oops: 8000000d [#4] SMP ARM [ 76.258604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 76.287638] CPU: 0 PID: 1783 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 76.295384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 76.301919] PC is at 0xc69c1e0c [ 76.305073] LR is at execute_location+0xa4/0xb4 [ 76.309608] pc : [] lr : [] psr: 600e0013 [ 76.315879] sp : c69c1de8 ip : c69c1cf0 fp : c69c1e04 [ 76.321107] r10: 0000000b r9 : c1ad0610 r8 : c15e88e4 [ 76.326336] r7 : c69c1f60 r6 : 00000001 r5 : c69c1e0c r4 : c0c35b48 [ 76.332867] r3 : efc0fd7e r2 : efc0fd7e r1 : ef7815e0 r0 : 0000002b [ 76.339400] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 76.346540] Control: 10c5387d Table: 15e5004a DAC: 00000051 [ 76.352290] Process cat (pid: 1783, stack limit = 0x7425c551) [ 76.358042] Stack: (0xc69c1de8 to 0xc69c2000) [ 76.362408] 1de0: c69c0000 c5c64000 0000000b c69c1f60 c69c1e64 c69c1e08 [ 76.370594] 1e00: c138afe0 c138ada0 c69c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 76.378778] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 [ 76.386962] 1e40: e3a02040 e3a01d33 e5930018 efc0fd7e 0000000b 00000020 c69c1e74 c69c1e68 [ 76.395146] 1e60: c0c34dd8 c138afb4 c69c1e9c c69c1e78 c0c352d8 c0c34db8 c0c351b8 c6ba4dc0 [ 76.403329] 1e80: b6e08000 0000000b c5308000 c69c1f60 c69c1ec4 c69c1ea0 c07e1374 c0c351c4 [ 76.411513] 1ea0: 00000000 c6ba4dc0 b6e08000 c2815800 c69c1f60 c07e1310 c69c1f5c c69c1ec8 [ 76.419698] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c69c0000 [ 76.427883] 1ee0: b6e08000 00020000 00000004 0000000b 0001fff5 c69c1ee0 00000001 b6e07000 [ 76.436067] 1f00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 76.444251] 1f20: 00000000 00000000 c13a0660 efc0fd7e c205d2a0 c6ba4dc0 c6ba4dc0 c69c0000 [ 76.452436] 1f40: b6e08000 00000000 00000000 00000004 c69c1f94 c69c1f60 c0599770 c05990dc [ 76.460620] 1f60: 00000000 00000000 c69c1fac efc0fd7e 0000000b 0000000b b6f4fe00 00000004 [ 76.468804] 1f80: c03002e4 c69c0000 c69c1fa4 c69c1f98 c0599800 c0599708 00000000 c69c1fa8 [ 76.476988] 1fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e08000 0000000b 00000000 [ 76.485173] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64 [ 76.493356] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6 800e0030 00000001 00000000 00000000 [ 76.501534] Backtrace: [ 76.503997] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 76.512271] r7:c69c1f60 r6:0000000b r5:c5c64000 r4:c69c0000 [ 76.517943] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 76.526123] r4:00000020 [ 76.528668] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 76.536685] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 76.544609] r9:c69c1f60 r8:c5308000 r7:0000000b r6:b6e08000 r5:c6ba4dc0 r4:c0c351b8 [ 76.552366] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 76.560203] r9:c07e1310 r8:c69c1f60 r7:c2815800 r6:b6e08000 r5:c6ba4dc0 r4:00000000 [ 76.567955] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 76.575097] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c69c0000 r5:c6ba4dc0 [ 76.582929] r4:c6ba4dc0 [ 76.585474] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 76.592617] r9:c69c0000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:0000000b r4:0000000b [ 76.600371] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 76.607944] Exception stack(0xc69c1fa8 to 0xc69c1ff0) [ 76.613001] 1fa0: 0000000b 0000000b 00000001 b6e08000 0000000b 00000000 [ 76.621185] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64 [ 76.629369] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6 [ 76.634430] Code: c69c1e08 c138afe0 c138ada0 c69c1e6c (e1a0c00d) [ 76.640534] ---[ end trace 77d48502fc65fea4 ]--- r6:b6f68e00 r5:0000000a r4:0000000a # [ 75.726055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 75.733644] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) # [ 75.738722] ffa0: 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 # [ 75.746928] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64 # [ 75.755127] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 # [ 75.760208] Code: 00000000 c2e12900 c2e129c0 c2e12a80 (e1a0c00d) # [ 75.766335] ---[ end trace 77d48502fc65fea3 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 76.211633] lkdtm: Performing direct entry EXEC_STACK # [ 76.217301] lkdtm: attempting ok execution at c0c35b48 # [ 76.225394] lkdtm: attempting bad execution at c69c1e0c # [ 76.233551] 8<--- cut here --- # [ 76.239401] Unable to handle kernel paging request at virtual address c69c1e0c # [ 76.246630] pgd = b996bd5d # [ 76.249342] [c69c1e0c] *pgd=1681141e(bad) # [ 76.253372] Internal error: Oops: 8000000d [#4] SMP ARM # [ 76.258604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 76.287638] CPU: 0 PID: 1783 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 76.295384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.301919] PC is at 0xc69c1e0c # [ 76.305073] LR is at execute_location+0xa4/0xb4 # [ 76.309608] pc : [] lr : [] psr: 600e0013 # [ 76.315879] sp : c69c1de8 ip : c69c1cf0 fp : c69c1e04 # [ 76.321107] r10: 0000000b r9 : c1ad0610 r8 : c15e88e4 # [ 76.326336] r7 : c69c1f60 r6 : 00000001 r5 : c69c1e0c r4 : c0c35b48 # [ 76.332867] r3 : efc0fd7e r2 : efc0fd7e r1 : ef7815e0 r0 : 0000002b # [ 76.339400] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.346540] Control: 10c5387d Table: 15e5004a DAC: 00000051 # [ 76.352290] Process cat (pid: 1783, stack limit = 0x7425c551) # [ 76.358042] Stack: (0xc69c1de8 to 0xc69c2000) # [ 76.362408] 1de0: c69c0000 c5c64000 0000000b c69c1f60 c69c1e64 c69c1e08 # [ 76.370594] 1e00: c138afe0 c138ada0 c69c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 76.378778] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 76.386962] 1e40: e3a02040 e3a01d33 e5930018 efc0fd7e 0000000b 00000020 c69c1e74 c69c1e68 # [ 76.395146] 1e60: c0c34dd8 c138afb4 c69c1e9c c69c1e78 c0c352d8 c0c34db8 c0c351b8 c6ba4dc0 # [ 76.403329] 1e80: b6e08000 0000000b c5308000 c69c1f60 c69c1ec4 c69c1ea0 c07e1374 c0c351c4 # [ 76.411513] 1ea0: 00000000 c6ba4dc0 b6e08000 c2815800 c69c1f60 c07e1310 c69c1f5c c69c1ec8 # [ 76.419698] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c69c0000 # [ 76.427883] 1ee0: b6e08000 00020000 00000004 0000000b 0001fff5 c69c1ee0 00000001 b6e07000 # [ 76.436067] 1f00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.444251] 1f20: 00000000 00000000 c13a0660 efc0fd7e c205d2a0 c6ba4dc0 c6ba4dc0 c69c0000 # [ 76.452436] 1f40: b6e08000 00000000 00000000 00000004 c69c1f94 c69c1f60 c0599770 c05990dc # [ 76.460620] 1f60: 00000000 00000000 c69c1fac efc0fd7e 0000000b 0000000b b6f4fe00 00000004 # [ 76.468804] 1f80: c03002e4 c69c0000 c69c1fa4 c69c1f98 c0599800 c0599708 00000000 c69c1fa8 # [ 76.476988] 1fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e08000 0000000b 00000000 # [ 76.485173] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64 # [ 76.493356] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6 800e0030 00000001 00000000 00000000 # [ 76.501534] Backtrace: # [ 76.503997] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 76.512271] r7:c69c1f60 r6:0000000b r5:c5c64000 r4:c69c0000 # [ 76.517943] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.526123] r4:00000020 # [ 76.528668] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 76.536685] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 76.544609] r9:c69c1f60 r8:c5308000 r7:0000000b r6:b6e08000 r5:c6ba4dc0 r4:c0c351b8 # [ 76.552366] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 76.560203] r9:c07e1310 r8:c69c1f60 r7:c2815800 r6:b6e08000 r5:c6ba4dc0 r4:00000000 # [ 76.567955] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 76.575097] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c69c0000 r5:c6ba4dc0 # [ 76.582929] r4:c6b[ 77.097722] lkdtm: Performing direct entry EXEC_KMALLOC a4dc0 # [ 76.585474] [] (ksys_write) from [[ 77.112682] lkdtm: attempting bad execution at c5a4a240 ] (sys_write+0x18/0x1c) # [ 76[ 77.120840] 8<--- cut here --- .592617] r9:[c 6 9 c7070.0102 6r12] Unable to handle kernel paging request at virtual address c5a4a240 8:c03002e4 r7[: 0 0 07070.010345 42] pgd = 256b4dea r6:b6f4fe00 r5:0000000b [r 4 : 077.140356] [c5a4a240] *pgd=15a1141e(bad) 00000b # [ 76[. 6 0 07377.11]46800] Internal error: Oops: 8000000d [#5] SMP ARM [] (sys_write) from [] (ret_fast[_ s y s7c7a.l85807] CPU: 3 PID: 1862 Comm: cat Tainted: G D W 5.10.167-cip26 #1 l+0x0/0[x 2 8 )7 7 .#1 9[5 7 1 07 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6.607944] Exce[p t i o7n7 .s2t0a3890] PC is at 0xc5a4a240 k(0xc69c1fa8 to 0xc69[c 1 f f707)209031] LR is at execute_location+0xa4/0xb4 # [ 76[. 6 1 37070.12]15 811f] pc : [] lr : [] psr: 600e0013 a0: [ 7 7 . 2 2 3 8 1 ] sp : c5ce9e30 ip : c5ce9d38 fp : c5ce9e4c 000000[0 b 7070.0203000706b8 ] r10: 0000000d r9 : c1ad061c r8 : c15e88e4 0000001[ b 6 e7078.020307 604010 r7 : c5ce9f60 r6 : 00000001 r5 : c5a4a240 r4 : c0c35b48 0000b 00000[0 0 0 7 7#. 2[4 5 8 7] r3 : 905576d2 r2 : 905576d2 r1 : ef7c05e0 r0 : 0000002b 76.621185] 1[f c 0 :7 70.0205040165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0b 0000000b[ b 6 f747f.e206302 07] Control: 10c5387d Table: 16ef404a DAC: 00000051 0000004 00000[0 0 1 7070.020700074] Process cat (pid: 1862, stack limit = 0x7cfb90f6) 00 000200[0 0 b7e7f.8267a86442 ] Stack: (0xc5ce9e30 to 0xc5cea000) # [ 76.629369[] 1 f7e70.:2 84522] 9e20: c5a4a240 c5d57000 0000000d c5ce9f60 0000004 bef86[7 9 8 7b76.e2b9a4480] 9e40: c5ce9e64 c5ce9e50 c0c35b98 c138ada0 00000021 c5d57000 c5ce9e74 c5ce9e68 cf b6e407e6 #[ [ 7 77.63.064864] 9e60: c0c34dd8 c0c35b6c c5ce9e9c c5ce9e78 c0c352d8 c0c34db8 c0c351b8 c68e7cc0 4430] Code: c6[9 c 1 e7078. 3c115036] 9e80: b6e95000 0000000d c5308000 c5ce9f60 c5ce9ec4 c5ce9ea0 c07e1374 c0c351c4 8afe0 c138ada0 c[6 9 c717e.63c2 209] 9ea0: 00000000 c68e7cc0 b6e95000 c2815800 c5ce9f60 c07e1310 c5ce9f5c c5ce9ec8 (e1a0c00d) #[ [ 7 77.63.365378] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5ce8000 0534] ---[ e[n d t7r7a.c3e4 57549] 9ee0: b6e95000 00020000 00000004 0000000d 0001fff3 c5ce9ee0 00000001 b6e94000 d48502fc65fe[a 4 ]7-7-.-3 5 5#632] 9f00: c5a44a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 EXEC_STACK: m[i s s i7n7g. 3'6c5a17] 9f20: 00000000 00000000 c13a0660 905576d2 c205d2a0 c68e7cc0 c68e7cc0 c5ce8000 ll trace:': [[F A I L7]7 . 3n7o5t00] 9f40: b6e95000 00000000 00000000 00000004 c5ce9f94 c5ce9f60 c0599770 c05990dc ok 31 selftes[t s : 7l7k.d3t8m5885] 9f60: 00000000 00000000 c5ce9fac 905576d2 0000000d 0000000d b6fdce00 00000004 EXEC_STACK.sh # [e x i t7=71. 3 6059] 9f80: c03002e4 c5ce8000 c5ce9fa4 c5ce9f98 c0599800 c0599708 00000000 c5ce9fa8 # selftests: [l k d t7m7:. 4E0X6E14] 9fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e95000 0000000d 00000000 C_KMALLOC.sh[ 77.416399] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64 [ 77.425790] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 [ 77.433972] Backtrace: [ 77.436441] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 77.444888] r7:c5ce9f60 r6:0000000d r5:c5d57000 r4:c5a4a240 [ 77.450559] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 77.458915] r5:c5d57000 r4:00000021 [ 77.462500] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 77.470517] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 77.478443] r9:c5ce9f60 r8:c5308000 r7:0000000d r6:b6e95000 r5:c68e7cc0 r4:c0c351b8 [ 77.486199] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 77.494036] r9:c07e1310 r8:c5ce9f60 r7:c2815800 r6:b6e95000 r5:c68e7cc0 r4:00000000 [ 77.501789] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 77.508931] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5ce8000 r5:c68e7cc0 [ 77.516765] r4:c68e7cc0 [ 77.519309] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 77.526453] r9:c5ce8000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:0000000d r4:0000000d [ 77.534208] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 77.541783] Exception stack(0xc5ce9fa8 to 0xc5ce9ff0) [ 77.546841] 9fa0: 0000000d 0000000d 00000001 b6e95000 0000000d 00000000 [ 77.555025] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64 [ 77.563208] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6 [ 77.568269] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 77.574373] ---[ end trace 77d48502fc65fea5 ]--- # Segmentation fault # [ 77.097722] lkdtm: Performing direct entry EXEC_KMALLOC # [ 77.104633] lkdtm: attempting ok execution at c0c35b48 # [ 77.112682] lkdtm: attempting bad execution at c5a4a240 # [ 77.120840] 8<--- cut here --- # [ 77.126612] Unable to handle kernel paging request at virtual address c5a4a240 # [ 77.135742] pgd = 256b4dea # [ 77.140356] [c5a4a240] *pgd=15a1141e(bad) # [ 77.146800] Internal error: Oops: 8000000d [#5] SMP ARM # [ 77.154102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 77.185807] CPU: 3 PID: 1862 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 77.195710] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.203890] PC is at 0xc5a4a240 # [ 77.209031] LR is at execute_location+0xa4/0xb4 # [ 77.215810] pc : [] lr : [] psr: 600e0013 # [ 77.223810] sp : c5ce9e30 ip : c5ce9d38 fp : c5ce9e4c # [ 77.230768] r10: 0000000d r9 : c1ad061c r8 : c15e88e4 # [ 77.237641] r7 : c5ce9f60 r6 : 00000001 r5 : c5a4a240 r4 : c0c35b48 # [ 77.245817] r3 : 905576d2 r2 : 905576d2 r1 : ef7c05e0 r0 : 0000002b # [ 77.254165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.263207] Control: 10c5387d Table: 16ef404a DAC: 00000051 # [ 77.270774] Process cat (pid: 1862, stack limit = 0x7cfb90f6) # [ 77.278428] Stack: (0xc5ce9e30 to 0xc5cea000) # [ 77.284522] 9e20: c5a4a240 c5d57000 0000000d c5ce9f60 # [ 77.294780] 9e40: c5ce9e64 c5ce9e50 c0c35b98 c138ada0 00000021 c5d57000 c5ce9e74 c5ce9e68 # [ 77.304864] 9e60: c0c34dd8 c0c35b6c c5ce9e9c c5ce9e78 c0c352d8 c0c34db8 c0c351b8 c68e7cc0 # [ 77.315036] 9e80: b6e95000 0000000d c5308000 c5ce9f60 c5ce9ec4 c5ce9ea0 c07e1374 c0c351c4 # [ 77.325209] 9ea0: 00000000 c68e7cc0 b6e95000 c2815800 c5ce9f60 c07e1310 c5ce9f5c c5ce9ec8 # [ 77.335378] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5ce8000 # [ 77.345549] 9ee0: b6e95000 00020000 00000004 0000000d 0001fff3 c5ce9ee0 00000001 b6e94000 # [ 77.355632] 9f00: c5a44a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.365717] 9f20: 00000000 00000000 c13a0660 905576d2 c205d2a0 c68e7cc0 c68e7cc0 c5ce8000 # [ 77.375800] 9f40: b6e95000 00000000 00000000 00000004 c5ce9f94 c5ce9f60 c0599770 c05990dc # [ 77.385885] 9f60: 00000000 00000000 c5ce9fac 905576d2 0000000d 0000000d b6fdce00 00000004 # [ 77.396059] 9f80: c03002e4 c5ce8000 c5ce9fa4 c5ce9f98 c0599800 c0599708 00000000 c5ce9fa8 # [ 77.406314] 9fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e95000 0000000d 00000000 # [ 77.416399] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64 # [ 77.425790] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 # [ 77.433972] Backtrace: # [ 77.436441] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 77.444888] r7:c5ce9f60 r6:0000000d r5:c5d57000 r4:c5a4a240 # [ 77.450559] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.458915] r5:c5d57000 r4:00000021 # [ 77.462500] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.470517] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 77.478443] r9:c5ce9f60 r8:c5308000 r7:0000000d r6:b6e95000 r5:c68e7cc0 r4:c0c351b8 # [ 77.486199] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 77.494036] r9:c0[ 78.040450] lkdtm: Performing direct entry EXEC_VMALLOC 7e1310 r8:c5ce9f60 r7:c2815800 r6[ 78.048117] lkdtm: attempting ok execution at c0c35b48 :b6e95000 r5:c68e7cc0 r4:000[0 0 78.056057] lkdtm: attempting bad execution at f096c000 00 # [ 77.501789] [][ 78.064009] 8<--- cut here --- (vfs_write) from [] (k[ 78.069912] Unable to handle kernel paging request at virtual address f096c000 sys_write+0x74/0xec) # [ 77.50[ 78.079939] pgd = dc23e709 8931] r10:00000004 r9:00000000 r[ 78.085468] [f096c000] *pgd=1294b811, *pte=49a6965f, *ppte=49a6945f 8:00000000 r7:b6e95000 r6:c5ce800[ 78.094640] Internal error: Oops: 8000000f [#6] SMP ARM 0 r5:c68e7cc0 # [ 77.516765] [ 78.102687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 r4:c68e7cc0 # [ [ 7 778..51134393] CPU: 2 PID: 1939 Comm: cat Tainted: G D W 5.10.167-cip26 #1 309] [.]1 4(4k2s13] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) s_write) from [2567] PC is at 0xf096c000 ] (sys_write+0x18/0x[1 c ) 7 8#.157793] LR is at execute_location+0xa4/0xb4 [ 77.52645[3 ] 7r89.1:6c455c2] pc : [] lr : [] psr: 600e0013 e8000 r8[: c 0 37080.21e742 6r577] sp : c6b15e30 ip : c6b15d38 fp : c6b15e4c 00000004[ r 6 :7b86.f1d7c9e60107] r10: 0000000d r9 : c1ad062c r8 : c15e88e4 r5:0000000d [r 4 : 07080.108060507] r7 : c6b15f60 r6 : 00000001 r5 : f096c000 r4 : c0c35b48 d # [ [ 7 7 .7583.41290489]2 3] r3 : 582addb1 r2 : 582addb1 r1 : ef7ab5e0 r0 : 0000002b ][ ( s y7s8_.w2r0i3t1e7] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ) from [1]2 1(42] Control: 10c5387d Table: 1586004a DAC: 00000051 et_fast_sysca[l l + 07x80./201x9211] Process cat (pid: 1939, stack limit = 0xdeff4467) 8) # [ 77[. 5 4 17788.32]2 7E364] Stack: (0xc6b15e30 to 0xc6b16000) ception stack(0[x c 5 c7e89.f2a38630] 5e20: f096c000 c4785000 0000000d c6b15f60 to 0xc5ce9ff0[) #7 8[. 24 3 01] 5e40: c6b15e64 c6b15e50 c0c35bcc c138ada0 00000022 c4785000 c6b15e74 c6b15e68 77.546841] 9fa[0 : 7 8 . 2 5 3887] 5e60: c0c34dd8 c0c35bb0 c6b15e9c c6b15e78 c0c352d8 c0c34db8 c0c351b8 c5a30000 000[0 0 0 07d8 .020604057] 5e80: b6e29000 0000000d c5308000 c6b15f60 c6b15ec4 c6b15ea0 c07e1374 c0c351c4 000d 00000001 [ b 6 e7985.020704 28] 5ea0: 00000000 c5a30000 b6e29000 c2815800 c6b15f60 c07e1310 c6b15f5c c6b15ec8 0000000d 000000[0 0 7#8 .[2 84313] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c6b14000 77.555025] 9fc[0 : 07080.02090484] 5ee0: b6e29000 00020000 00000004 0000000d 0001fff3 c6b15ee0 00000001 b6e28000 0d 0000000d b6[f d c e7080. 30004654] 5f00: c5af1b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00004 00000001 0[0 0 0 07080.03 14826] 5f20: 00000000 00000000 c13a0660 582addb1 c205d2a0 c5a30000 c5a30000 c6b14000 0020000 bef19a6[4 #7 8[. 32 5083] 5f40: b6e29000 00000000 00000000 00000004 c6b15f94 c6b15f60 c0599770 c05990dc 77.563208] 9fe0:[ 0 0 07080.03035255] 5f60: 00000000 00000000 c6b15fac 582addb1 0000000d 0000000d b6f70e00 00000004 bef19798 b6f[4 7 4 c7f8 .b364e5c11] 5f80: c03002e4 c6b14000 c6b15fa4 c6b15f98 c0599800 c0599708 00000000 c6b15fa8 d7e6 # [ [7 7 .7586.83256595]5] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e29000 0000000d 00000000 Code: 00160017[ 0 0 07080.03060592] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64 00000000 00[0 0 0 07080. 3(7e51763] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6 800e0030 00000001 00000000 00000000 0c00d) # [ [ 7 7 .7587.433875843] Backtrace: ] ---[ end trace 77d48502fc[6 5 f78.390298] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) ea5 ]--- # EXEC[_ K M A7L8L.O4C01244] r7:c6b15f60 r6:0000000d r5:c4785000 r4:f096c000 missing 'call tra[c e : '7:8 .[408986] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) AIL] no[t o k7 83.24 1s9e4l9f9] r5:c4785000 r4:00000022 ests: lkdtm: EXEC_[K M A L7L8O.C424814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) sh # exit=1 # selftests: [l k d 78.434991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) m: EXEC_VMALLOC.sh[ 78.445418] r9:c6b15f60 r8:c5308000 r7:0000000d r6:b6e29000 r5:c5a30000 r4:c0c351b8 [ 78.454899] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 78.462737] r9:c07e1310 r8:c6b15f60 r7:c2815800 r6:b6e29000 r5:c5a30000 r4:00000000 [ 78.470490] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 78.477634] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c6b14000 r5:c5a30000 [ 78.485467] r4:c5a30000 [ 78.488011] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 78.495156] r9:c6b14000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000000d r4:0000000d [ 78.502912] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 78.510486] Exception stack(0xc6b15fa8 to 0xc6b15ff0) [ 78.515544] 5fa0: 0000000d 0000000d 00000001 b6e29000 0000000d 00000000 [ 78.523730] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64 [ 78.531912] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6 [ 78.536977] Code: bad PC value [ 78.540102] ---[ end trace 77d48502fc65fea6 ]--- # Segmentation fault # [ 78.040450] lkdtm: Performing direct entry EXEC_VMALLOC # [ 78.048117] lkdtm: attempting ok execution at c0c35b48 # [ 78.056057] lkdtm: attempting bad execution at f096c000 # [ 78.064009] 8<--- cut here --- # [ 78.069912] Unable to handle kernel paging request at virtual address f096c000 # [ 78.079939] pgd = dc23e709 # [ 78.085468] [f096c000] *pgd=1294b811, *pte=49a6965f, *ppte=49a6945f # [ 78.094640] Internal error: Oops: 8000000f [#6] SMP ARM # [ 78.102687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 78.134393] CPU: 2 PID: 1939 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 78.144213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.152567] PC is at 0xf096c000 # [ 78.157793] LR is at execute_location+0xa4/0xb4 # [ 78.164572] pc : [] lr : [] psr: 600e0013 # [ 78.172657] sp : c6b15e30 ip : c6b15d38 fp : c6b15e4c # [ 78.179617] r10: 0000000d r9 : c1ad062c r8 : c15e88e4 # [ 78.186577] r7 : c6b15f60 r6 : 00000001 r5 : f096c000 r4 : c0c35b48 # [ 78.194923] r3 : 582addb1 r2 : 582addb1 r1 : ef7ab5e0 r0 : 0000002b # [ 78.203187] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.212142] Control: 10c5387d Table: 1586004a DAC: 00000051 # [ 78.219711] Process cat (pid: 1939, stack limit = 0xdeff4467) # [ 78.227364] Stack: (0xc6b15e30 to 0xc6b16000) # [ 78.233630] 5e20: f096c000 c4785000 0000000d c6b15f60 # [ 78.243801] 5e40: c6b15e64 c6b15e50 c0c35bcc c138ada0 00000022 c4785000 c6b15e74 c6b15e68 # [ 78.253887] 5e60: c0c34dd8 c0c35bb0 c6b15e9c c6b15e78 c0c352d8 c0c34db8 c0c351b8 c5a30000 # [ 78.264057] 5e80: b6e29000 0000000d c5308000 c6b15f60 c6b15ec4 c6b15ea0 c07e1374 c0c351c4 # [ 78.274228] 5ea0: 00000000 c5a30000 b6e29000 c2815800 c6b15f60 c07e1310 c6b15f5c c6b15ec8 # [ 78.284313] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c6b14000 # [ 78.294484] 5ee0: b6e29000 00020000 00000004 0000000d 0001fff3 c6b15ee0 00000001 b6e28000 # [ 78.304654] 5f00: c5af1b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.314826] 5f20: 00000000 00000000 c13a0660 582addb1 c205d2a0 c5a30000 c5a30000 c6b14000 # [ 78.325083] 5f40: b6e29000 00000000 00000000 00000004 c6b15f94 c6b15f60 c0599770 c05990dc # [ 78.335255] 5f60: 00000000 00000000 c6b15fac 582addb1 0000000d 0000000d b6f70e00 00000004 # [ 78.345511] 5f80: c03002e4 c6b14000 c6b15fa4 c6b15f98 c0599800 c0599708 00000000 c6b15fa8 # [ 78.355595] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e29000 0000000d 00000000 # [ 78.365592] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64 # [ 78.375763] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6 800e0030 00000001 00000000 00000000 # [ 78.385843] Backtrace: # [ 78.390298] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 78.401244] r7:c6b15f60 r6:0000000d r5:c4785000 r4:f096c000 # [ 78.408986] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.419499] r5:c4785000 r4:00000022 # [ 78.424814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.434991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.445418] r9:c6b15f60 r8:[ 78.976238] lkdtm: Performing direct entry EXEC_RODATA c5308000 r7:0000000d r6:b6e29000 [ 78.983240] lkdtm: attempting ok execution at c0c35b48 r5:c5a30000 r4:c0c351b8 # [ 78[ 78.991337] lkdtm: attempting bad execution at c15e8b80 .454899] [] (full_proxy[ 78.999346] 8<--- cut here --- _write) from [05206] Unable to handle kernel paging request at virtual address c15e8b80 (vfs_write+[0 x 1 07c9/.00x1542511] pgd = e9dae271 ) # [ 78.462737] r9:c07e[1 3 79.019127] [c15e8b80] *pgd=1141941e(bad) 0 r8:c6b15f60 r7:[c 2 8 17598.0005743] Internal error: Oops: 8000000d [#7] SMP ARM r6:b6e29000 r5:c5a30000 r4:00000[ 79.033046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 000 # [ 78.4704[9 0 ] 7[9<.c064749] CPU: 2 PID: 2016 Comm: cat Tainted: G D W 5.10.167-cip26 #1 5990d0>[] ( v7f9s._0w7r4i6t5e5) Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) from [] (ksys_wri[t e 79.082844] PC is at lkdtm_rodata_do_nothing+0x0/0x10 0x74/0xec) # [ [7 8 . 47797.6090491] LR is at execute_location+0xa4/0xb4 4] r10:[0 0 0 7090.000947 1r894: pc : [] lr : [] psr: 600e0013 00000000 r[8 : 0 07090.01000500 99] sp : c5a89e38 ip : c5a89d40 fp : c5a89e54 7:b6e29000[ r 6 :7c96.b1114201045] r10: 0000000c r9 : c1ad063c r8 : c15e88e4 r5:c5a30[0 0 07 9 .#1 1[9 1 9 1] r7 : c5a89f60 r6 : 00000000 r5 : c15e8b80 r4 : c0c35b48 8.485467] [ r 4 :7c95.a1320704052] r3 : f7499ac0 r2 : f7499ac0 r1 : ef7ab5e0 r0 : 0000002b # [ 78.[4 8 8 07191.]1 3[5<8c0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 05996fc>] [( k s y7s9_.w1r4i4t7e57] Control: 10c5387d Table: 1685c04a DAC: 00000051 from [9]. 1(52s3y2] Process cat (pid: 2016, stack limit = 0x32ea7bc8) s_write+0[x 1 8 /709x.11c5)9 8 8#] Stack: (0xc5a89e38 to 0xc5a8a000) [ 78.495156][ r 97:9c.61b61984] 9e20: 00000023 c4785000 4000 r8:c03002e4 [ r 7 :7090.01076156] 9e40: 0000000c c5a89f60 c5a89e64 c5a89e58 c138b020 c138ada0 c5a89e74 c5a89e68 004 r6:b6f70e[0 0 r759:.010806012] 9e60: c0c34dd8 c138b008 c5a89e9c c5a89e78 c0c352d8 c0c34db8 c0c351b8 c5a31680 000d r4:000000[0 d 7#9 .[1 9 6498] 9e80: b6e21000 0000000c c5308000 c5a89f60 c5a89ec4 c5a89ea0 c07e1374 c0c351c4 78.502912] [[< c 0 57999.72e086>667] 9ea0: 00000000 c5a31680 b6e21000 c2815800 c5a89f60 c07e1310 c5a89f5c c5a89ec8 (sys_write) from[ [ < c7093.0206754] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a88000 0c0>] (ret_fa[s t _ s7y9s.c2a2l7l11] 9ee0: b6e21000 00020000 00000004 0000000c 0001fff4 c5a89ee0 00000001 b6e20000 +0x0/0x28) [# [ 7 9 .7283.75095] 9f00: c6ba52c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0486] Excepti[o n s7t9a.c2k4(7080] 9f20: 00000000 00000000 c13a0660 f7499ac0 c205d2a0 c5a31680 c5a31680 c5a88000 xc6b15fa8 to 0[x c 6 b7195.f2f507264] 9f40: b6e21000 00000000 00000000 00000004 c5a89f94 c5a89f60 c0599770 c05990dc # [ 78.515[5 4 4 ]7 95.f2a607435] 9f60: 00000000 00000000 c5a89fac f7499ac0 0000000c 0000000c b6f68e00 00000004 [ 7 9 .020707006] 9f80: c03002e4 c5a88000 c5a89fa4 c5a89f98 c0599800 c0599708 00000000 c5a89fa8 000d 0000000[d 0 07090.0208071689] 9fa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e21000 0000000c 00000000 b6e29000 000000[0 d 07090.02090776] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64 00 # [ 78.52[3 7 3 07]9 .53f0c947] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 0: 0000000d 0[0 0 0 07090.d3 1b8612] Backtrace: f70e00 00000004 000[0 0 0 0719 .022475] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 0000000 0002000[0 b e7b91.f3a36992] r7:c5a89f60 r6:0000000c r5:c4785000 r4:00000023 4 # [ 78.531912] 5f[e 0 : 709.340650] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 000004 beb1f798 b6[e d b 47c9f. 351253] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 6e617e6 # [ 78.536977[] C o79.361429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) e: bad PC value [# [ 7 9 .7381768] r9:c5a89f60 r8:c5308000 r7:0000000c r6:b6e21000 r5:c5a31680 r4:c0c351b8 .540102] ---[ end trace [7 7 d 479.381597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 502fc65fea6 ]-[- - 7#9 .E3X9E1848] r9:c07e1310 r8:c5a89f60 r7:c2815800 r6:b6e21000 r5:c5a31680 r4:00000000 _VMALLOC: missing[ ' c a7l9l. 4t1588] [] (vfs_write) from [] (ksys_write+0x74/0xec) race:': [F[A I L ]7 9 .n4o1t0 8o03] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a88000 r5:c5a31680 33 se[l f t e7s9t.s4:2 0l4k5d1t] r4:c5a31680 : EXEC_VMALLOC.sh # exi[t = 17 9.424642] [] (ksys_write) from [] (sys_write+0x18/0x1c) # selftests: lkd[t m : 7E9X.E4C34116] r9:c5a88000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000c r4:0000000c RODATA.sh [ 79.443943] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.452456] Exception stack(0xc5a89fa8 to 0xc5a89ff0) [ 79.457514] 9fa0: 0000000c 0000000c 00000001 b6e21000 0000000c 00000000 [ 79.465699] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64 [ 79.473883] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 [ 79.478943] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 79.485046] ---[ end trace 77d48502fc65fea7 ]--- # Segmentation fault # [ 78.976238] lkdtm: Performing direct entry EXEC_RODATA # [ 78.983240] lkdtm: attempting ok execution at c0c35b48 # [ 78.991337] lkdtm: attempting bad execution at c15e8b80 # [ 78.999346] 8<--- cut here --- # [ 79.005206] Unable to handle kernel paging request at virtual address c15e8b80 # [ 79.014511] pgd = e9dae271 # [ 79.019127] [c15e8b80] *pgd=1141941e(bad) # [ 79.025743] Internal error: Oops: 8000000d [#7] SMP ARM # [ 79.033046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 79.064749] CPU: 2 PID: 2016 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 79.074655] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.082844] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 79.090491] LR is at execute_location+0xa4/0xb4 # [ 79.097184] pc : [] lr : [] psr: 600e0013 # [ 79.105099] sp : c5a89e38 ip : c5a89d40 fp : c5a89e54 # [ 79.112145] r10: 0000000c r9 : c1ad063c r8 : c15e88e4 # [ 79.119191] r7 : c5a89f60 r6 : 00000000 r5 : c15e8b80 r4 : c0c35b48 # [ 79.127452] r3 : f7499ac0 r2 : f7499ac0 r1 : ef7ab5e0 r0 : 0000002b # [ 79.135800] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.144757] Control: 10c5387d Table: 1685c04a DAC: 00000051 # [ 79.152322] Process cat (pid: 2016, stack limit = 0x32ea7bc8) # [ 79.159889] Stack: (0xc5a89e38 to 0xc5a8a000) # [ 79.165984] 9e20: 00000023 c4785000 # [ 79.176156] 9e40: 0000000c c5a89f60 c5a89e64 c5a89e58 c138b020 c138ada0 c5a89e74 c5a89e68 # [ 79.186412] 9e60: c0c34dd8 c138b008 c5a89e9c c5a89e78 c0c352d8 c0c34db8 c0c351b8 c5a31680 # [ 79.196498] 9e80: b6e21000 0000000c c5308000 c5a89f60 c5a89ec4 c5a89ea0 c07e1374 c0c351c4 # [ 79.206667] 9ea0: 00000000 c5a31680 b6e21000 c2815800 c5a89f60 c07e1310 c5a89f5c c5a89ec8 # [ 79.216754] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a88000 # [ 79.227011] 9ee0: b6e21000 00020000 00000004 0000000c 0001fff4 c5a89ee0 00000001 b6e20000 # [ 79.237095] 9f00: c6ba52c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.247180] 9f20: 00000000 00000000 c13a0660 f7499ac0 c205d2a0 c5a31680 c5a31680 c5a88000 # [ 79.257264] 9f40: b6e21000 00000000 00000000 00000004 c5a89f94 c5a89f60 c0599770 c05990dc # [ 79.267435] 9f60: 00000000 00000000 c5a89fac f7499ac0 0000000c 0000000c b6f68e00 00000004 # [ 79.277606] 9f80: c03002e4 c5a88000 c5a89fa4 c5a89f98 c0599800 c0599708 00000000 c5a89fa8 # [ 79.287689] 9fa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e21000 0000000c 00000000 # [ 79.297776] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64 # [ 79.307947] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 # [ 79.318112] Backtrace: # [ 79.322475] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 79.332992] r7:c5a89f60 r6:0000000c r5:c4785000 r4:00000023 # [ 79.340650] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.351253] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.361429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.371768] r9:c5a89f60 r8:c5308000 r7:0000000c r6:b6e21000 r5:c5a31680 r4:c0c351b8 # [ 79.381597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.391848] r9:c07e1310 r8:c5a89f60 r7:c2815800 r6:b6e21000 r5:c5a31680 r4:00000000 # [ 79.401588] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.410803] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a88000 r5:c5a31680 # [ 79.420451] r4:c5a31680 # [ 79.424642] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.434116] r9:c5a88000 r8:c03002e4 r7:[ 79.944230] lkdtm: Performing direct entry EXEC_USERSPACE 00000004 r6:b6f68e00 r5:0000000c [ 79.951340] lkdtm: attempting ok execution at c0c35b48 r4:0000000c # [ 79.443943] [] (sys_write) from [] (ret_fast_syscall+0x0/0x[ 79.970115] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000 [ 79.980074] Internal error: : b [#8] SMP ARM [ 79.984351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 80.013384] CPU: 0 PID: 2092 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 80.021130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 80.027667] PC is at 0xb6f36000 [ 80.030822] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 80.035706] pc : [] lr : [] psr: 60070013 [ 80.041977] sp : c5e4be48 ip : c5e4bd50 fp : c5e4be64 [ 80.047206] r10: 0000000f r9 : c1ad0648 r8 : c15e88e4 [ 80.052435] r7 : c5e4bf60 r6 : 0000000f r5 : c46be000 r4 : b6f36000 [ 80.058966] r3 : cddde899 r2 : cddde899 r1 : ef7815e0 r0 : 0000002b [ 80.065498] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 80.072638] Control: 10c5387d Table: 16e3c04a DAC: 00000051 [ 80.078390] Process cat (pid: 2092, stack limit = 0x55680432) [ 80.084141] Stack: (0xc5e4be48 to 0xc5e4c000) [ 80.088507] be40: 00000001 00000000 0000000f 00000024 c5e4be74 c5e4be68 [ 80.096692] be60: c0c34dd8 c0c35be4 c5e4be9c c5e4be78 c0c352d8 c0c34db8 c0c351b8 c6ba4000 [ 80.104876] be80: b6df0000 0000000f c5308000 c5e4bf60 c5e4bec4 c5e4bea0 c07e1374 c0c351c4 [ 80.113060] bea0: 00000000 c6ba4000 b6df0000 c2815800 c5e4bf60 c07e1310 c5e4bf5c c5e4bec8 [ 80.121244] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5a164 c0599770 c5e4a000 [ 80.129427] bee0: b6df0000 00020000 00000004 0000000f 0001fff1 c5e4bee0 00000001 00000805 [ 80.137610] bf00: c5c0d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 80.145794] bf20: 00000000 00000000 c5e4a000 cddde899 b6def000 c6ba4000 c6ba4000 c5e4a000 [ 80.153978] bf40: b6df0000 00000000 00000000 00000004 c5e4bf94 c5e4bf60 c0599770 c05990dc [ 80.162163] bf60: 00000000 00000000 c5e4bfac cddde899 0000000f 0000000f b6f37e00 00000004 [ 80.170347] bf80: c03002e4 c5e4a000 c5e4bfa4 c5e4bf98 c0599800 c0599708 00000000 c5e4bfa8 [ 80.178531] bfa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 [ 80.186715] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64 [ 80.194901] bfe0: 00000004 bed51798 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 [ 80.203080] Backtrace: [ 80.205545] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 80.214073] r4:00000024 [ 80.216617] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 80.224635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 80.232560] r9:c5e4bf60 r8:c5308000 r7:0000000f r6:b6df0000 r5:c6ba4000 r4:c0c351b8 [ 80.240316] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 80.248155] r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6df0000 r5:c6ba4000 r4:00000000 [ 80.255909] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 80.263052] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5e4a000 r5:c6ba4000 [ 80.270885] r4:c6ba4000 [ 80.273428] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 80.280571] r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f [ 80.288325] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 80.295897] Exception stack(0xc5e4bfa8 to 0xc5e4bff0) [ 80.300955] bfa0: 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 [ 80.309140] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64 [ 80.317322] bfe0: 00000004 bed51798 b6ea24cf b6e287e6 [ 80.322385] Code: bad PC value [ 80.325451] ---[ end trace 77d48502fc65fea8 ]--- 28) # [ 79.452456] Exception stack(0xc5a89fa8 to 0xc5a89ff0) # [ 79.457514] 9fa0: 0000000c 0000000c 00000001 b6e21000 0000000c 00000000 # [ 79.465699] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64 # [ 79.473883] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 # [ 79.478943] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 79.485046] ---[ end trace 77d48502fc65fea7 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 79.944230] lkdtm: Performing direct entry EXEC_USERSPACE # [ 79.951340] lkdtm: attempting ok execution at c0c35b48 # [ 79.962973] lkdtm: attempting bad execution at b6f36000 # [ 79.970115] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000 # [ 79.980074] Internal error: : b [#8] SMP ARM # [ 79.984351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 80.013384] CPU: 0 PID: 2092 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 80.021130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.027667] PC is at 0xb6f36000 # [ 80.030822] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 80.035706] pc : [] lr : [] psr: 60070013 # [ 80.041977] sp : c5e4be48 ip : c5e4bd50 fp : c5e4be64 # [ 80.047206] r10: 0000000f r9 : c1ad0648 r8 : c15e88e4 # [ 80.052435] r7 : c5e4bf60 r6 : 0000000f r5 : c46be000 r4 : b6f36000 # [ 80.058966] r3 : cddde899 r2 : cddde899 r1 : ef7815e0 r0 : 0000002b # [ 80.065498] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 80.072638] Control: 10c5387d Table: 16e3c04a DAC: 00000051 # [ 80.078390] Process cat (pid: 2092, stack limit = 0x55680432) # [ 80.084141] Stack: (0xc5e4be48 to 0xc5e4c000) # [ 80.088507] be40: 00000001 00000000 0000000f 00000024 c5e4be74 c5e4be68 # [ 80.096692] be60: c0c34dd8 c0c35be4 c5e4be9c c5e4be78 c0c352d8 c0c34db8 c0c351b8 c6ba4000 # [ 80.104876] be80: b6df0000 0000000f c5308000 c5e4bf60 c5e4bec4 c5e4bea0 c07e1374 c0c351c4 # [ 80.113060] bea0: 00000000 c6ba4000 b6df0000 c2815800 c5e4bf60 c07e1310 c5e4bf5c c5e4bec8 # [ 80.121244] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5a164 c0599770 c5e4a000 # [ 80.129427] bee0: b6df0000 00020000 00000004 0000000f 0001fff1 c5e4bee0 00000001 00000805 # [ 80.137610] bf00: c5c0d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 80.145794] bf20: 00000000 00000000 c5e4a000 cddde899 b6def000 c6ba4000 c6ba4000 c5e4a000 # [ 80.153978] bf40: b6df0000 00000000 00000000 00000004 c5e4bf94 c5e4bf60 c0599770 c05990dc # [ 80.162163] bf60: 00000000 00000000 c5e4bfac cddde899 0000000f 0000000f b6f37e00 00000004 # [ 80.170347] bf80: c03002e4 c5e4a000 c5e4bfa4 c5e4bf98 c0599800 c0599708 00000000 c5e4bfa8 # [ 80.178531] bfa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 # [ 80.186715] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64 # [ 80.194901] bfe0: 00000004 bed51798 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 # [ 80.203080] Backtrace: # [ 80.205545] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.214073] r4:00000024 # [ 80.216617] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.224635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.232560] r9:c5e4bf60 r8:c5308000 r7:0000000f r6:b6df0000 r5:c6ba4000 r4:c0c351b8 # [ 80.240316] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 80.248155] r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6df0000 r5:c6ba4000 r4:00000000 # [ 80.255909] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.263052] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5e4a000 r5:c6ba4000 # [ 80.270885] r4:c6ba4000 # [ 80.273428] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.2[ 80.792705] lkdtm: Performing direct entry EXEC_NULL 80571] r9:c5e4a000 r8:c03002e4 r[ 80.798758] lkdtm: attempting ok execution at c0c35b48 7:00000004 r6:b6[f 3 7 e8000. 8r06667] lkdtm: attempting bad execution at 00000000 :0000000f r4:0000000f # [ 80.2[ 80.814033] 8<--- cut here --- 88325] [] (sys_write) f[ 80.819953] Unable to handle kernel NULL pointer dereference at virtual address 00000000 rom [] (ret_fast_syscal[ 80.830900] pgd = 256b4dea l+0x0/0x28) # [ 80.295897][ E 80.836422] [00000000] *pgd=00000000 xception stack(0xc5e4bfa8 to 0xc5[ 80.842662] Internal error: Oops: 80000005 [#9] SMP ARM e4bff0) # [ 80.300955] bfa0: [ 80.850693] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [0 0 0 08000.08f2394] CPU: 1 PID: 2163 Comm: cat Tainted: G D W 5.10.167-cip26 #1 0000000f [0 0 0 08000.08912 2b16] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) df0000 0000000f 000[0 0 0 0800 . 00481] PC is at 0x0 # [ 80.309140] bfc0: 0[0 0 0 080.905186] LR is at execute_location+0xa4/0xb4 0f 0000000f[ b 6 f8307.e90102 107] pc : [<00000000>] lr : [] psr: 600e0013 0000004 00[0 0 0 0800.19 20002020] sp : c47e5e38 ip : c47e5d40 fp : c47e5e54 0000 000200[0 0 b8e0d.5912a76142] r10: 0000000a r9 : c1ad0658 r8 : c15e88e4 # [ [ 8 0 .8301.79332422]2 8b r7 : c47e5f60 r6 : 00000000 r5 : 00000000 r4 : c0c35b48 fe0: 000000[0 4 b8e0.d9541274902] r3 : d02924fa r2 : d02924fa r1 : ef7965e0 r0 : 0000002b b6ea24cf b[6 e 2 8870e.69 5 0#7 1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 80.3223[8 5 ] 8C0o.d9e5:9 7b6] Control: 10c5387d Table: 16ef404a DAC: 00000051 ad PC value # [[ 8800..39267276] Process cat (pid: 2163, stack limit = 0x563772ce) 451] ---[ [e n d 8t0r.a9c7e5 0798] Stack: (0xc47e5e38 to 0xc47e6000) d48502fc65fea[8 ] -8-0-. 9 8#1 78] 5e20: 00000025 c5cd9000 EXEC_USERSPACE:[ m i s8s0i.n9g9 364] 5e40: 0000000a c47e5f60 c47e5e64 c47e5e58 c138b044 c138ada0 c47e5e74 c47e5e68 'call trace:': [[ F A I8L1]. 0 0n534] 5e60: c0c34dd8 c138b030 c47e5e9c c47e5e78 c0c352d8 c0c34db8 c0c351b8 c5f65a40 ot ok 35 selftest[s : l8k1d.t011705] 5e80: b6eae000 0000000a c5308000 c47e5f60 c47e5ec4 c47e5ea0 c07e1374 c0c351c4 : EXEC_USERSPACE.[s h #8 1e.x0i1963] 5ea0: 00000000 c5f65a40 b6eae000 c2815800 c47e5f60 c07e1310 c47e5f5c c47e5ec8 t=1 # selftests[: l k8d1t.m0:32220] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c47e4000 EXEC_NULL.sh [ 81.042477] 5ee0: b6eae000 00020000 00000004 0000000a 0001fff6 c47e5ee0 00000001 b6ead000 [ 81.051865] 5f00: c5c0d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 81.060050] 5f20: 00000000 00000000 c13a0660 d02924fa c205d2a0 c5f65a40 c5f65a40 c47e4000 [ 81.068234] 5f40: b6eae000 00000000 00000000 00000004 c47e5f94 c47e5f60 c0599770 c05990dc [ 81.076418] 5f60: 00000000 00000000 c47e5fac d02924fa 0000000a 0000000a b6ff5e00 00000004 [ 81.084603] 5f80: c03002e4 c47e4000 c47e5fa4 c47e5f98 c0599800 c0599708 00000000 c47e5fa8 [ 81.092786] 5fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6eae000 0000000a 00000000 [ 81.100972] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64 [ 81.109157] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6 800e0030 00000001 00000000 00000000 [ 81.117336] Backtrace: [ 81.119801] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 81.127987] r7:c47e5f60 r6:0000000a r5:c5cd9000 r4:00000025 [ 81.133658] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 81.141757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 81.149775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 81.157703] r9:c47e5f60 r8:c5308000 r7:0000000a r6:b6eae000 r5:c5f65a40 r4:c0c351b8 [ 81.165462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 81.173303] r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6eae000 r5:c5f65a40 r4:00000000 [ 81.181057] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 81.188202] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c47e4000 r5:c5f65a40 [ 81.196035] r4:c5f65a40 [ 81.198580] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 81.205724] r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000000a r4:0000000a [ 81.213479] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 81.221051] Exception stack(0xc47e5fa8 to 0xc47e5ff0) [ 81.226110] 5fa0: 0000000a 0000000a 00000001 b6eae000 0000000a 00000000 [ 81.234295] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64 [ 81.242476] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6 [ 81.247539] Code: bad PC value [ 81.250707] ---[ end trace 77d48502fc65fea9 ]--- # Segmentation fault # [ 80.792705] lkdtm: Performing direct entry EXEC_NULL # [ 80.798758] lkdtm: attempting ok execution at c0c35b48 # [ 80.806667] lkdtm: attempting bad execution at 00000000 # [ 80.814033] 8<--- cut here --- # [ 80.819953] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 80.830900] pgd = 256b4dea # [ 80.836422] [00000000] *pgd=00000000 # [ 80.842662] Internal error: Oops: 80000005 [#9] SMP ARM # [ 80.850693] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 80.882394] CPU: 1 PID: 2163 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 80.892214] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.900481] PC is at 0x0 # [ 80.905186] LR is at execute_location+0xa4/0xb4 # [ 80.912137] pc : [<00000000>] lr : [] psr: 600e0013 # [ 80.920223] sp : c47e5e38 ip : c47e5d40 fp : c47e5e54 # [ 80.927182] r10: 0000000a r9 : c1ad0658 r8 : c15e88e4 # [ 80.934228] r7 : c47e5f60 r6 : 00000000 r5 : 00000000 r4 : c0c35b48 # [ 80.942402] r3 : d02924fa r2 : d02924fa r1 : ef7965e0 r0 : 0000002b # [ 80.950751] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 80.959706] Control: 10c5387d Table: 16ef404a DAC: 00000051 # [ 80.967276] Process cat (pid: 2163, stack limit = 0x563772ce) # [ 80.975098] Stack: (0xc47e5e38 to 0xc47e6000) # [ 80.981278] 5e20: 00000025 c5cd9000 # [ 80.991364] 5e40: 0000000a c47e5f60 c47e5e64 c47e5e58 c138b044 c138ada0 c47e5e74 c47e5e68 # [ 81.001534] 5e60: c0c34dd8 c138b030 c47e5e9c c47e5e78 c0c352d8 c0c34db8 c0c351b8 c5f65a40 # [ 81.011705] 5e80: b6eae000 0000000a c5308000 c47e5f60 c47e5ec4 c47e5ea0 c07e1374 c0c351c4 # [ 81.021963] 5ea0: 00000000 c5f65a40 b6eae000 c2815800 c47e5f60 c07e1310 c47e5f5c c47e5ec8 # [ 81.032220] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c47e4000 # [ 81.042477] 5ee0: b6eae000 00020000 00000004 0000000a 0001fff6 c47e5ee0 00000001 b6ead000 # [ 81.051865] 5f00: c5c0d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.060050] 5f20: 00000000 00000000 c13a0660 d02924fa c205d2a0 c5f65a40 c5f65a40 c47e4000 # [ 81.068234] 5f40: b6eae000 00000000 00000000 00000004 c47e5f94 c47e5f60 c0599770 c05990dc # [ 81.076418] 5f60: 00000000 00000000 c47e5fac d02924fa 0000000a 0000000a b6ff5e00 00000004 # [ 81.084603] 5f80: c03002e4 c47e4000 c47e5fa4 c47e5f98 c0599800 c0599708 00000000 c47e5fa8 # [ 81.092786] 5fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6eae000 0000000a 00000000 # [ 81.100972] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64 # [ 81.109157] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6 800e0030 00000001 00000000 00000000 # [ 81.117336] Backtrace: # [ 81.119801] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 81.127987] r7:c47e5f60 r6:0000000a r5:c5cd9000 r4:00000025 # [ 81.133658] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.141757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.149775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.157703] r9:c47e5f60 r8:c5308000 r7:0000000a r6:b6eae000 r5:c5f65a40 r4:c0c351b8 # [ 81.165462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 81.173303] r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6eae000 r5:c5f65a40 r4:00000000 # [ 81.181057] [] (vfs_write) from[ 81.716721] lkdtm: Performing direct entry ACCESS_USERSPACE [] (ksys_write+0x74/0x[ 81.723383] lkdtm: attempting bad read at b6f48000 ec) # [ 81.188202] r10:000000[ 81.731124] 8<--- cut here --- 04 r9:00000[0 0 08 1r.87:30608086] Unhandled fault: page domain fault (0x01b) at 0xb6f48000 0000 r7:b6ea[e 0 0 08 1r.67:4c54067] pgd = 0dd03a57 e4000 r5:c5f65a40 [# [ 8 1 .849683] [b6f48000] *pgd=4b87d831 1.196035] r4:c5f65[a 4 0 8 1#. 55436] Internal error: : 1b [#10] SMP ARM [ 81.198580] [] (ksys[ 81.762044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 _write) from [ ]8 1(793752] CPU: 3 PID: 2239 Comm: cat Tainted: G D W 5.10.167-cip26 #1 sys_write+0x[1 8 / 081x.18c0)3 7 5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.205724] r9:c47e400[0 81.812107] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 8:c03002e4 r7:00000004 r6:b6ff[5 81.819936] LR is at __irq_work_queue_local+0x40/0x74 00 r5:000000[0 a r841:.0802070666] pc : [] lr : [] psr: 600e0013 00a # [ 8[1 . 2 18314.7893]5 841] sp : c5b07e38 ip : c5b07d40 fp : c5b07e64 ] [( s y8s1_.w8r4i2t9e3] r10: 00000011 r9 : c1ad0664 r8 : c15e88e4 ) from [5]0 0(20] r7 : c5b07f60 r6 : 00000051 r5 : c5b06000 r4 : b6f48000 et_fast_s[y s c a8l1l.+805x803/60] r3 : ad476414 r2 : ad476414 r1 : ef7c05e0 r0 : 00000026 x28) # [ 81.221[0 5 1 ]8 1E.x866635] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none eption stack([0 x c 4871.e857f5a938] Control: 10c5387d Table: 16b7c04a DAC: 00000051 to 0xc47e5f[f 0 ) 8 1#. 8[8 3 591] Process cat (pid: 2239, stack limit = 0xd85a4d47) 81.226110] 5[f a 0 :8 1 . 8 9 1 247] Stack: (0xc5b07e38 to 0xc5b08000) [ 8 1 . 8 9 7 501040]0 07e20: 00000022 00000000 0a 0000000a 00000001[ b 6 e8a1e.907180] 7e40: 00000000 ad476414 c5b07e6c 00000026 c5d57000 00000011 c5b07e74 c5b07e68 00 0000000a 0000[0 0 0 08 1 .#9 17611] 7e60: c0c34dd8 c0c35cb8 c5b07e9c c5b07e78 c0c352d8 c0c34db8 c0c351b8 c5f65cc0 81.234295] 5f[c 0 : 8010.09027870] 7e80: b6e02000 00000011 c5308000 c5b07f60 c5b07ec4 c5b07ea0 c07e1374 c0c351c4 00a 0000000a b6f[f 5 e 0801 .09038129] 7ea0: 00000000 c5f65cc0 b6e02000 c2815800 c5b07f60 c07e1310 c5b07f5c c5b07ec8 00004 00000001 0000[0 0 0 08 10.048389] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b06000 020000 beb34a64 # [[ 8811..58735] 7ee0: b6e02000 00020000 00000004 00000011 0001ffef c5b07ee0 00000001 b6e01000 242476] 5fe0: 00[0 0 0 08014. 9b69080] 7f00: c59fb2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 b34798 b6f604c[f b 68e1e.6977e9338] 7f20: 00000000 00000000 c13a0660 ad476414 c205d2a0 c5f65cc0 c5f65cc0 c5b06000 # [ 81.2475[3 9 ] 8C1o.d9e8:513] 7f40: b6e02000 00000000 00000000 00000004 c5b07f94 c5b07f60 c0599770 c05990dc bad PC value # [[ 8811..2999687] 7f60: 00000000 00000000 c5b07fac ad476414 00000011 00000011 b6f49e00 00000004 0707] ---[ end trac[e 7 78d24.810034] 7f80: c03002e4 c5b06000 c5b07fa4 c5b07f98 c0599800 c0599708 00000000 c5b07fa8 502fc65fea9 ]--[- #8 2E.X0E2C377] 7fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e02000 00000011 00000000 _NULL: missing 'cal[l t r8a2c.e30551] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64 :': [FAIL] not o[k 3 68 2s.e0l0896] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6 800e0030 00000001 00000000 00000000 ftests: lkdtm: E[X E C _8N2U.L0L51148] Backtrace: sh # exit=1 # selftests: [l k d 82.055690] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) m: ACCESS_USERSPA[C E . s8h2 . 066898] r6:00000011 r5:c5d57000 r4:00000026 [ 82.073599] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 82.081622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 82.089552] r9:c5b07f60 r8:c5308000 r7:00000011 r6:b6e02000 r5:c5f65cc0 r4:c0c351b8 [ 82.097314] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 82.105157] r9:c07e1310 r8:c5b07f60 r7:c2815800 r6:b6e02000 r5:c5f65cc0 r4:00000000 [ 82.112913] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 82.120059] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c5b06000 r5:c5f65cc0 [ 82.127894] r4:c5f65cc0 [ 82.130442] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 82.137588] r9:c5b06000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000011 r4:00000011 [ 82.145346] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 82.152921] Exception stack(0xc5b07fa8 to 0xc5b07ff0) [ 82.157983] 7fa0: 00000011 00000011 00000001 b6e02000 00000011 00000000 [ 82.166170] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64 [ 82.174355] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6 [ 82.179419] Code: e1a01004 e3010588 e34c01ad eb1d28ae (e5943000) [ 82.185527] ---[ end trace 77d48502fc65feaa ]--- # Segmentation fault # [ 81.716721] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 81.723383] lkdtm: attempting bad read at b6f48000 # [ 81.731124] 8<--- cut here --- # [ 81.736886] Unhandled fault: page domain fault (0x01b) at 0xb6f48000 # [ 81.745067] pgd = 0dd03a57 # [ 81.749683] [b6f48000] *pgd=4b87d831 # [ 81.755436] Internal error: : 1b [#10] SMP ARM # [ 81.762044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 81.793752] CPU: 3 PID: 2239 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 81.803745] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.812107] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 81.819936] LR is at __irq_work_queue_local+0x40/0x74 # [ 81.827666] pc : [] lr : [] psr: 600e0013 # [ 81.835841] sp : c5b07e38 ip : c5b07d40 fp : c5b07e64 # [ 81.842973] r10: 00000011 r9 : c1ad0664 r8 : c15e88e4 # [ 81.850020] r7 : c5b07f60 r6 : 00000051 r5 : c5b06000 r4 : b6f48000 # [ 81.858369] r3 : ad476414 r2 : ad476414 r1 : ef7c05e0 r0 : 00000026 # [ 81.866635] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 81.875938] Control: 10c5387d Table: 16b7c04a DAC: 00000051 # [ 81.883591] Process cat (pid: 2239, stack limit = 0xd85a4d47) # [ 81.891247] Stack: (0xc5b07e38 to 0xc5b08000) # [ 81.897514] 7e20: 00000022 00000000 # [ 81.907180] 7e40: 00000000 ad476414 c5b07e6c 00000026 c5d57000 00000011 c5b07e74 c5b07e68 # [ 81.917611] 7e60: c0c34dd8 c0c35cb8 c5b07e9c c5b07e78 c0c352d8 c0c34db8 c0c351b8 c5f65cc0 # [ 81.927870] 7e80: b6e02000 00000011 c5308000 c5b07f60 c5b07ec4 c5b07ea0 c07e1374 c0c351c4 # [ 81.938129] 7ea0: 00000000 c5f65cc0 b6e02000 c2815800 c5b07f60 c07e1310 c5b07f5c c5b07ec8 # [ 81.948389] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b06000 # [ 81.958735] 7ee0: b6e02000 00020000 00000004 00000011 0001ffef c5b07ee0 00000001 b6e01000 # [ 81.969080] 7f00: c59fb2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.979338] 7f20: 00000000 00000000 c13a0660 ad476414 c205d2a0 c5f65cc0 c5f65cc0 c5b06000 # [ 81.989513] 7f40: b6e02000 00000000 00000000 00000004 c5b07f94 c5b07f60 c0599770 c05990dc # [ 81.999687] 7f60: 00000000 00000000 c5b07fac ad476414 00000011 00000011 b6f49e00 00000004 # [ 82.010034] 7f80: c03002e4 c5b06000 c5b07fa4 c5b07f98 c0599800 c0599708 00000000 c5b07fa8 # [ 82.020377] 7fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e02000 00000011 00000000 # [ 82.030551] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64 # [ 82.040896] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6 800e0030 00000001 00000000 00000000 # [ 82.051148] Backtrace: # [ 82.055690] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.066898] r6:00000011 r5:c5d57000 r4:00000026 # [ 82.073599] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.081622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.089552] r9:c5b07f60 r8:c5308000 r7:00000011 r6:b6e02000 r5:c5f65cc0 r4:c0c351b8 # [ 82.097314] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 82.105157] r9:c07e1310 r8:c5b07f60 r7:c2815800 r6:b6e02000 r5:c5f65cc0 r4:00000000 # [ 82.112913] [] (vfs_write) from [] (ksys_write+0x74/[ 82.626530] lkdtm: Performing direct entry ACCESS_NULL 0xec) # [ 82.120059] r10:0000[ 82.633169] lkdtm: attempting bad read at 00000000 0004 r9:00000000 r8:00000000 r7:b[ 82.640839] 8<--- cut here --- 6e02000 r6:c5b06000 r5:c5f65cc0 [ 82.646686] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 82.127894] r4:c5f65cc0 # [ 82.657736] pgd = e9dae271 [ 82.130442] [] (ksys[ 82.663193] [00000000] *pgd=00000000 _write) from [] (sys_wr[ 82.669690] Internal error: Oops: 5 [#11] SMP ARM ite+0x18/0x1c) # [ 82.137588] [ 82.677197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 r9:c5b06000 r8:c0300[2 e 4 8r27708907] CPU: 1 PID: 2314 Comm: cat Tainted: G D W 5.10.167-cip26 #1 :00000004 r6:[b 6 f 4829.e70108 901] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 5:00000011 r4:00000011 # [ 8[2 82.727350] PC is at lkdtm_ACCESS_NULL+0x28/0x68 .145346] [] (sys_writ[e 82.734657] LR is at __irq_work_queue_local+0x40/0x74 ) from [8]2 .(7r4e2386] pc : [] lr : [] psr: 600e0013 _fast_sysca[l l + 08x20./705x02686] sp : c5aebe50 ip : c5aebd58 fp : c5aebe64 ) # [ 82.[ 1 5 28922.17]5 7E6x4] r10: 0000000c r9 : c1ad0678 r8 : c15e88e4 ception stack([0 x c 58b20.77f64a41] r7 : c5aebf60 r6 : 0000000c r5 : c5c38000 r4 : 00000000 8 to 0xc5b0[7 f f 08)2 . 7#7 3[1 5] r3 : e72afbbe r2 : e72afbbe r1 : ef7965e0 r0 : 00000026 82.157983] [7 f a 08:2 . 7 8 1 26] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [0 0 0 0820.071910 69] Control: 10c5387d Table: 1685c04a DAC: 00000051 00000011 00000001[ b 6 e8022.0708225] Process cat (pid: 2314, stack limit = 0xf2c6b50d) 0 00000011 000[0 0 0 0802 . 8#0 6051] Stack: (0xc5aebe50 to 0xc5aec000) 82.166170] 7f[c 0 : 8020.08012406] be40: 00000027 c5c38000 c5aebe74 c5aebe68 011 00000011 b6f49e[0 0 08020.022667] be60: c0c34dd8 c138b054 c5aebe9c c5aebe78 c0c352d8 c0c34db8 c0c351b8 c59fadc0 0004 00000001 0000[0 0 0 08 2.0803011] be80: b6e9c000 0000000c c5308000 c5aebf60 c5aebec4 c5aebea0 c07e1374 c0c351c4 020000 bedeba64 # [[ 8822..43270] bea0: 00000000 c59fadc0 b6e9c000 c2815800 c5aebf60 c07e1310 c5aebf5c c5aebec8 174355] 7fe0: 000[0 0 0 0842 .b8e3615] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5aea000 deb798 b6eb44cf b6e[3 a 7 e862 . 63874] bee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e9b000 # [ 82.179419][ C o8d2e.:8 7e217] bf00: c581b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1a01004 e3010588 e3[4 c 0 18a2d.884390] bf20: 00000000 00000000 c13a0660 e72afbbe c205d2a0 c59fadc0 c59fadc0 c5aea000 eb1d28ae (e59430[0 0 ) 8 2 .#8 94734] bf40: b6e9c000 00000000 00000000 00000004 c5aebf94 c5aebf60 c0599770 c05990dc 82.185527] --[- [ e8n2d. 9t04995] bf60: 00000000 00000000 c5aebfac e72afbbe 0000000c 0000000c b6fe3e00 00000004 ace 77d48502fc65f[e a a 8]2-.-9-5254] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c0599800 c0599708 00000000 c5aebfa8 # ACCESS_USERSP[A C E 8:2 .m9i25512] bfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 sing 'call trace:':[ [ F A8I2L.]35771] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64 not ok 37 selftest[s : l8k2d.946117] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 m: ACCESS_USERSPACE[. s h 8#2 .e56541] Backtrace: xit=1 # selftests: lkdtm: A[C C 82.961170] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) SS_NULL.sh [ 82.972029] r5:c5c38000 r4:00000027 [ 82.976649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 82.984671] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 82.992599] r9:c5aebf60 r8:c5308000 r7:0000000c r6:b6e9c000 r5:c59fadc0 r4:c0c351b8 [ 83.000361] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 83.008204] r9:c07e1310 r8:c5aebf60 r7:c2815800 r6:b6e9c000 r5:c59fadc0 r4:00000000 [ 83.015959] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 83.023107] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5aea000 r5:c59fadc0 [ 83.030941] r4:c59fadc0 [ 83.033489] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 83.040639] r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c [ 83.048399] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 83.055976] Exception stack(0xc5aebfa8 to 0xc5aebff0) [ 83.061038] bfa0: 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 [ 83.069228] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64 [ 83.077413] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 [ 83.082477] Code: e3010588 e34c01ad e1a01004 ebffd402 (e5945000) [ 83.088706] ---[ end trace 77d48502fc65feab ]--- # Segmentation fault # [ 82.626530] lkdtm: Performing direct entry ACCESS_NULL # [ 82.633169] lkdtm: attempting bad read at 00000000 # [ 82.640839] 8<--- cut here --- # [ 82.646686] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 82.657736] pgd = e9dae271 # [ 82.663193] [00000000] *pgd=00000000 # [ 82.669690] Internal error: Oops: 5 [#11] SMP ARM # [ 82.677197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 82.708907] CPU: 1 PID: 2314 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 82.718901] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.727350] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 82.734657] LR is at __irq_work_queue_local+0x40/0x74 # [ 82.742386] pc : [] lr : [] psr: 600e0013 # [ 82.750646] sp : c5aebe50 ip : c5aebd58 fp : c5aebe64 # [ 82.757694] r10: 0000000c r9 : c1ad0678 r8 : c15e88e4 # [ 82.764741] r7 : c5aebf60 r6 : 0000000c r5 : c5c38000 r4 : 00000000 # [ 82.773175] r3 : e72afbbe r2 : e72afbbe r1 : ef7965e0 r0 : 00000026 # [ 82.781526] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 82.790569] Control: 10c5387d Table: 1685c04a DAC: 00000051 # [ 82.798225] Process cat (pid: 2314, stack limit = 0xf2c6b50d) # [ 82.806051] Stack: (0xc5aebe50 to 0xc5aec000) # [ 82.812406] be40: 00000027 c5c38000 c5aebe74 c5aebe68 # [ 82.822667] be60: c0c34dd8 c138b054 c5aebe9c c5aebe78 c0c352d8 c0c34db8 c0c351b8 c59fadc0 # [ 82.833011] be80: b6e9c000 0000000c c5308000 c5aebf60 c5aebec4 c5aebea0 c07e1374 c0c351c4 # [ 82.843270] bea0: 00000000 c59fadc0 b6e9c000 c2815800 c5aebf60 c07e1310 c5aebf5c c5aebec8 # [ 82.853615] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5aea000 # [ 82.863874] bee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e9b000 # [ 82.874217] bf00: c581b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 82.884390] bf20: 00000000 00000000 c13a0660 e72afbbe c205d2a0 c59fadc0 c59fadc0 c5aea000 # [ 82.894734] bf40: b6e9c000 00000000 00000000 00000004 c5aebf94 c5aebf60 c0599770 c05990dc # [ 82.904995] bf60: 00000000 00000000 c5aebfac e72afbbe 0000000c 0000000c b6fe3e00 00000004 # [ 82.915254] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c0599800 c0599708 00000000 c5aebfa8 # [ 82.925512] bfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 # [ 82.935771] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64 # [ 82.946117] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000 # [ 82.956541] Backtrace: # [ 82.961170] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.972029] r5:c5c38000 r4:00000027 # [ 82.976649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.984671] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.992599] r9:c5aebf60 r8:c5308000 r7:0000000c r6:b6e9c000 r5:c59fadc0 r4:c0c351b8 # [ 83.000361] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 83.008204] r9:c07e1310 r8:c5aebf60 r7:c2815800 r6:b6e9c000 r5:c59fadc0 r4:00000000 # [ 83.015959] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.023107] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5aea000 r5:c59fadc0 # [ 83.030941] r4:c59fadc0 # [ 83.033489] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.040639] r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c # [ 83.048399] [] (sys_write) from [] (ret_fast_syscal[ 83.543000] lkdtm: Performing direct entry WRITE_RO l+0x0/0x28) # [ 83.055976] Exc[ 83.548987] lkdtm: attempting bad rodata write at c15e8b7c eption stack(0xc5aebfa8 to 0xc5ae[ 83.557211] 8<--- cut here --- [ 83.563089] Unable to handle kernel paging request at virtual address c15e8b7c [ 83.570321] pgd = 5a733c58 [ 83.573036] [c15e8b7c] *pgd=1141941e(bad) [ 83.577071] Internal error: Oops: 80d [#12] SMP ARM [ 83.581964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 83.611249] CPU: 0 PID: 2388 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 83.619014] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 83.625576] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 83.629957] LR is at 0x0 [ 83.632515] pc : [] lr : [<00000000>] psr: 600e0013 [ 83.638803] sp : c5debe50 ip : 00000027 fp : c5debe64 [ 83.644047] r10: 00000009 r9 : c1ad0684 r8 : c15e88e4 [ 83.649293] r7 : c5debf60 r6 : 00000009 r5 : c4690000 r4 : c15e8b7c [ 83.655841] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ad1488 [ 83.662393] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 83.669551] Control: 10c5387d Table: 15e0404a DAC: 00000051 [ 83.675321] Process cat (pid: 2388, stack limit = 0xd46303ba) [ 83.681090] Stack: (0xc5debe50 to 0xc5dec000) [ 83.685474] be40: 00000028 c4690000 c5debe74 c5debe68 [ 83.693680] be60: c0c34dd8 c138ae54 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a44280 [ 83.701886] be80: b6e6c000 00000009 c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4 [ 83.710091] bea0: 00000000 c5a44280 b6e6c000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8 [ 83.718296] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000 [ 83.726501] bee0: b6e6c000 00020000 00000004 00000009 0001fff7 c5debee0 00000001 b6e6b000 [ 83.734706] bf00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 83.742911] bf20: 00000000 00000000 c13a0660 d4d68718 c205d2a0 c5a44280 c5a44280 c5dea000 [ 83.751117] bf40: b6e6c000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc [ 83.759321] bf60: 00000000 00000000 c5debfac d4d68718 00000009 00000009 b6fb3e00 00000004 [ 83.767526] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8 [ 83.775731] bfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000 [ 83.783935] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64 [ 83.792139] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 [ 83.800333] Backtrace: [ 83.802831] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 83.810861] r5:c4690000 r4:00000028 [ 83.814469] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 83.822513] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 83.830461] r9:c5debf60 r8:c5308000 r7:00000009 r6:b6e6c000 r5:c5a44280 r4:c0c351b8 [ 83.838245] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 83.846107] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e6c000 r5:c5a44280 r4:00000000 [ 83.853886] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 83.861053] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5dea000 r5:c5a44280 [ 83.868900] r4:c5a44280 [ 83.871467] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 83.878633] r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009 [ 83.886412] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 83.894001] Exception stack(0xc5debfa8 to 0xc5debff0) [ 83.899079] bfa0: 00000009 00000009 00000001 b6e6c000 00000009 00000000 [ 83.907285] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64 [ 83.915484] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 [ 83.920564] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) [ 83.926689] ---[ end trace 77d48502fc65feac ]--- bff0) # [ 83.061038] bfa0: 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000 # [ 83.069228] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64 # [ 83.077413] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 # [ 83.082477] Code: e3010588 e34c01ad e1a01004 ebffd402 (e5945000) # [ 83.088706] ---[ end trace 77d48502fc65feab ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 83.543000] lkdtm: Performing direct entry WRITE_RO # [ 83.548987] lkdtm: attempting bad rodata write at c15e8b7c # [ 83.557211] 8<--- cut here --- # [ 83.563089] Unable to handle kernel paging request at virtual address c15e8b7c # [ 83.570321] pgd = 5a733c58 # [ 83.573036] [c15e8b7c] *pgd=1141941e(bad) # [ 83.577071] Internal error: Oops: 80d [#12] SMP ARM # [ 83.581964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 83.611249] CPU: 0 PID: 2388 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 83.619014] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.625576] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 83.629957] LR is at 0x0 # [ 83.632515] pc : [] lr : [<00000000>] psr: 600e0013 # [ 83.638803] sp : c5debe50 ip : 00000027 fp : c5debe64 # [ 83.644047] r10: 00000009 r9 : c1ad0684 r8 : c15e88e4 # [ 83.649293] r7 : c5debf60 r6 : 00000009 r5 : c4690000 r4 : c15e8b7c # [ 83.655841] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ad1488 # [ 83.662393] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 83.669551] Control: 10c5387d Table: 15e0404a DAC: 00000051 # [ 83.675321] Process cat (pid: 2388, stack limit = 0xd46303ba) # [ 83.681090] Stack: (0xc5debe50 to 0xc5dec000) # [ 83.685474] be40: 00000028 c4690000 c5debe74 c5debe68 # [ 83.693680] be60: c0c34dd8 c138ae54 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a44280 # [ 83.701886] be80: b6e6c000 00000009 c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4 # [ 83.710091] bea0: 00000000 c5a44280 b6e6c000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8 # [ 83.718296] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000 # [ 83.726501] bee0: b6e6c000 00020000 00000004 00000009 0001fff7 c5debee0 00000001 b6e6b000 # [ 83.734706] bf00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 83.742911] bf20: 00000000 00000000 c13a0660 d4d68718 c205d2a0 c5a44280 c5a44280 c5dea000 # [ 83.751117] bf40: b6e6c000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc # [ 83.759321] bf60: 00000000 00000000 c5debfac d4d68718 00000009 00000009 b6fb3e00 00000004 # [ 83.767526] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8 # [ 83.775731] bfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000 # [ 83.783935] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64 # [ 83.792139] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000 # [ 83.800333] Backtrace: # [ 83.802831] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.810861] r5:c4690000 r4:00000028 # [ 83.814469] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.822513] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.830461] r9:c5debf60 r8:c5308000 r7:00000009 r6:b6e6c000 r5:c5a44280 r4:c0c351b8 # [ 83.838245] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 83.846107] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e6c000 r5:c5a44280 r4:00000000 # [ 83.853886] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.861053] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5dea000 r5:c5a44280 # [ 83.868900] r4:c5a44280 # [ 83.871467] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.878633] r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009 # [ 83.886412] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.894001] Exception stack(0xc5debfa8 to 0xc5debff0) # [ 83.899079] bfa0: [ 84.393309] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 00000009 00000009[ 84.401798] lkdtm: attempting bad ro_after_init write at c1b83c60 00000001 b6e6c000 00000009 00000[ 84.410923] 8<--- cut here --- [ 84.416696] Unable to handle kernel paging request at virtual address c1b83c60 [ 84.423926] pgd = 65f04044 [ 84.426639] [c1b83c60] *pgd=11a1941e(bad) [ 84.430671] Internal error: Oops: 80d [#13] SMP ARM [ 84.435554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 84.464588] CPU: 0 PID: 2462 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 84.472335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 84.478876] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 84.484203] LR is at __irq_work_queue_local+0x40/0x74 [ 84.489259] pc : [] lr : [] psr: 600e0013 [ 84.495530] sp : c6a3de50 ip : c6a3dd58 fp : c6a3de64 [ 84.500759] r10: 00000014 r9 : c1ad0690 r8 : c15e88e4 [ 84.505987] r7 : c6a3df60 r6 : 00000014 r5 : c46b6000 r4 : c1b83c60 [ 84.512518] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ad1488 [ 84.519051] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 84.526191] Control: 10c5387d Table: 16ebc04a DAC: 00000051 [ 84.531941] Process cat (pid: 2462, stack limit = 0x7e86fce6) [ 84.537693] Stack: (0xc6a3de50 to 0xc6a3e000) [ 84.542058] de40: 00000029 c46b6000 c6a3de74 c6a3de68 [ 84.550244] de60: c0c34dd8 c138aea4 c6a3de9c c6a3de78 c0c352d8 c0c34db8 c0c351b8 c5a44f00 [ 84.558428] de80: b6dee000 00000014 c5308000 c6a3df60 c6a3dec4 c6a3dea0 c07e1374 c0c351c4 [ 84.566612] dea0: 00000000 c5a44f00 b6dee000 c2815800 c6a3df60 c07e1310 c6a3df5c c6a3dec8 [ 84.574798] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5bce4 c0599770 c6a3c000 [ 84.582981] dee0: b6dee000 00020000 00000004 00000014 0001ffec c6a3dee0 00000001 00000805 [ 84.591164] df00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 84.599350] df20: 00000000 00000000 c6a3c000 7f8ceb1b b6ded000 c5a44f00 c5a44f00 c6a3c000 [ 84.607534] df40: b6dee000 00000000 00000000 00000004 c6a3df94 c6a3df60 c0599770 c05990dc [ 84.615720] df60: 00000000 00000000 c6a3dfac 7f8ceb1b 00000014 00000014 b6f35e00 00000004 [ 84.623905] df80: c03002e4 c6a3c000 c6a3dfa4 c6a3df98 c0599800 c0599708 00000000 c6a3dfa8 [ 84.632090] dfa0: c03000c0 c05997f4 00000014 00000014 00000001 b6dee000 00000014 00000000 [ 84.640274] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64 [ 84.648459] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000 [ 84.656639] Backtrace: [ 84.659104] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 84.668068] r5:c46b6000 r4:00000029 [ 84.671653] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 84.679670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 84.687595] r9:c6a3df60 r8:c5308000 r7:00000014 r6:b6dee000 r5:c5a44f00 r4:c0c351b8 [ 84.695354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 84.703191] r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dee000 r5:c5a44f00 r4:00000000 [ 84.710943] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 84.718088] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6a3c000 r5:c5a44f00 [ 84.725920] r4:c5a44f00 [ 84.728463] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 84.735606] r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000014 r4:00000014 [ 84.743361] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 84.750933] Exception stack(0xc6a3dfa8 to 0xc6a3dff0) [ 84.755991] dfa0: 00000014 00000014 00000001 b6dee000 00000014 00000000 [ 84.764174] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64 [ 84.772356] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 [ 84.777415] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) [ 84.783517] ---[ end trace 77d48502fc65fead ]--- 000 # [ 83.907285] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64 # [ 83.915484] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 # [ 83.920564] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) # [ 83.926689] ---[ end trace 77d48502fc65feac ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # Segmentation fault # [ 84.393309] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 84.401798] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 84.410923] 8<--- cut here --- # [ 84.416696] Unable to handle kernel paging request at virtual address c1b83c60 # [ 84.423926] pgd = 65f04044 # [ 84.426639] [c1b83c60] *pgd=11a1941e(bad) # [ 84.430671] Internal error: Oops: 80d [#13] SMP ARM # [ 84.435554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 84.464588] CPU: 0 PID: 2462 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 84.472335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.478876] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 84.484203] LR is at __irq_work_queue_local+0x40/0x74 # [ 84.489259] pc : [] lr : [] psr: 600e0013 # [ 84.495530] sp : c6a3de50 ip : c6a3dd58 fp : c6a3de64 # [ 84.500759] r10: 00000014 r9 : c1ad0690 r8 : c15e88e4 # [ 84.505987] r7 : c6a3df60 r6 : 00000014 r5 : c46b6000 r4 : c1b83c60 # [ 84.512518] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ad1488 # [ 84.519051] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 84.526191] Control: 10c5387d Table: 16ebc04a DAC: 00000051 # [ 84.531941] Process cat (pid: 2462, stack limit = 0x7e86fce6) # [ 84.537693] Stack: (0xc6a3de50 to 0xc6a3e000) # [ 84.542058] de40: 00000029 c46b6000 c6a3de74 c6a3de68 # [ 84.550244] de60: c0c34dd8 c138aea4 c6a3de9c c6a3de78 c0c352d8 c0c34db8 c0c351b8 c5a44f00 # [ 84.558428] de80: b6dee000 00000014 c5308000 c6a3df60 c6a3dec4 c6a3dea0 c07e1374 c0c351c4 # [ 84.566612] dea0: 00000000 c5a44f00 b6dee000 c2815800 c6a3df60 c07e1310 c6a3df5c c6a3dec8 # [ 84.574798] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5bce4 c0599770 c6a3c000 # [ 84.582981] dee0: b6dee000 00020000 00000004 00000014 0001ffec c6a3dee0 00000001 00000805 # [ 84.591164] df00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 84.599350] df20: 00000000 00000000 c6a3c000 7f8ceb1b b6ded000 c5a44f00 c5a44f00 c6a3c000 # [ 84.607534] df40: b6dee000 00000000 00000000 00000004 c6a3df94 c6a3df60 c0599770 c05990dc # [ 84.615720] df60: 00000000 00000000 c6a3dfac 7f8ceb1b 00000014 00000014 b6f35e00 00000004 # [ 84.623905] df80: c03002e4 c6a3c000 c6a3dfa4 c6a3df98 c0599800 c0599708 00000000 c6a3dfa8 # [ 84.632090] dfa0: c03000c0 c05997f4 00000014 00000014 00000001 b6dee000 00000014 00000000 # [ 84.640274] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64 # [ 84.648459] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000 # [ 84.656639] Backtrace: # [ 84.659104] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.668068] r5:c46b6000 r4:00000029 # [ 84.671653] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.679670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 84.687595] r9:c6a3df60 r8:c5308000 r7:00000014 r6:b6dee000 r5:c5a44f00 r4:c0c351b8 # [ 84.695354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 84.703191] r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dee000 r5:c5a44f00 r4:00000000 # [ 84.710943] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 84.718088] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6a3c000 r5:c5a44f00 # [ 84.725920] r4:c5a44f00 # [ 84.728463] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 84.735606] r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000014 r4:00000014 # [ [ 85.252525] lkdtm: Performing direct entry WRITE_KERN 84.743361] [] (sys_wr[ 85.258647] lkdtm: attempting bad 7688744 byte write at c138ad70 ite) from [] (ret_fast_[ 85.267505] 8<--- cut here --- [ 85.273392] Unable to handle kernel paging request at virtual address c138ad70 [ 85.280639] pgd = af9bc539 [ 85.283371] [c138ad70] *pgd=1121940e(bad) [ 85.287434] Internal error: Oops: 80d [#14] SMP ARM [ 85.292335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 85.321619] CPU: 0 PID: 2536 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 85.329384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 85.335946] PC is at memcpy+0x50/0x330 [ 85.339719] LR is at 0xe92dd830 [ 85.342882] pc : [] lr : [] psr: 200e0013 [ 85.349170] sp : c5debe2c ip : e1a0c00d fp : c5debe64 [ 85.354413] r10: 0000000b r9 : c1ad06a4 r8 : e89da800 [ 85.359658] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 85.366205] r3 : e1a0c00d r2 : 00755188 r1 : c0c35b68 r0 : c138ad70 [ 85.372757] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 85.379915] Control: 10c5387d Table: 16b8804a DAC: 00000051 [ 85.385685] Process cat (pid: 2536, stack limit = 0xd46303ba) [ 85.391455] Stack: (0xc5debe2c to 0xc5dec000) [ 85.395842] be20: c0c35b48 00755228 c5debf60 c15e88e4 c138ad70 [ 85.404050] be40: c138ad70 c138af54 0000002a c4690000 0000000b c5debf60 c5debe74 c5debe68 [ 85.412256] be60: c0c34dd8 c138af14 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a452c0 [ 85.420463] be80: b6e5b000 0000000b c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4 [ 85.428669] bea0: 00000000 c5a452c0 b6e5b000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8 [ 85.436876] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000 [ 85.445084] bee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c5debee0 00000001 b6e5a000 [ 85.453289] bf00: c5c0d2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 85.461496] bf20: 00000000 00000000 c13a0660 90a1c9bb c205d2a0 c5a452c0 c5a452c0 c5dea000 [ 85.469703] bf40: b6e5b000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc [ 85.477908] bf60: 00000000 00000000 c5debfac 90a1c9bb 0000000b 0000000b b6fa2e00 00000004 [ 85.486113] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8 [ 85.494318] bfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 [ 85.502522] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64 [ 85.510726] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6 800e0030 00000001 00000000 00000000 [ 85.518919] Backtrace: [ 85.521425] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 85.529631] r7:c5debf60 r6:0000000b r5:c4690000 r4:0000002a [ 85.535324] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 85.543369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 85.551317] r9:c5debf60 r8:c5308000 r7:0000000b r6:b6e5b000 r5:c5a452c0 r4:c0c351b8 [ 85.559102] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 85.566962] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e5b000 r5:c5a452c0 r4:00000000 [ 85.574738] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 85.581903] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dea000 r5:c5a452c0 [ 85.589751] r4:c5a452c0 [ 85.592320] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 85.599486] r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000b r4:0000000b [ 85.607265] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 85.614855] Exception stack(0xc5debfa8 to 0xc5debff0) [ 85.619934] bfa0: 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 [ 85.628140] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64 [ 85.636342] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6 [ 85.641422] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 85.647547] ---[ end trace 77d48502fc65feae ]--- syscall+0x0/0x28) # [ 84.750933] Exception stack(0xc6a3dfa8 to 0xc6a3dff0) # [ 84.755991] dfa0: 00000014 00000014 00000001 b6dee000 00000014 00000000 # [ 84.764174] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64 # [ 84.772356] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 # [ 84.777415] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) # [ 84.783517] ---[ end trace 77d48502fc65fead ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh # Segmentation fault # [ 85.252525] lkdtm: Performing direct entry WRITE_KERN # [ 85.258647] lkdtm: attempting bad 7688744 byte write at c138ad70 # [ 85.267505] 8<--- cut here --- # [ 85.273392] Unable to handle kernel paging request at virtual address c138ad70 # [ 85.280639] pgd = af9bc539 # [ 85.283371] [c138ad70] *pgd=1121940e(bad) # [ 85.287434] Internal error: Oops: 80d [#14] SMP ARM # [ 85.292335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 85.321619] CPU: 0 PID: 2536 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 85.329384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.335946] PC is at memcpy+0x50/0x330 # [ 85.339719] LR is at 0xe92dd830 # [ 85.342882] pc : [] lr : [] psr: 200e0013 # [ 85.349170] sp : c5debe2c ip : e1a0c00d fp : c5debe64 # [ 85.354413] r10: 0000000b r9 : c1ad06a4 r8 : e89da800 # [ 85.359658] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 85.366205] r3 : e1a0c00d r2 : 00755188 r1 : c0c35b68 r0 : c138ad70 # [ 85.372757] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 85.379915] Control: 10c5387d Table: 16b8804a DAC: 00000051 # [ 85.385685] Process cat (pid: 2536, stack limit = 0xd46303ba) # [ 85.391455] Stack: (0xc5debe2c to 0xc5dec000) # [ 85.395842] be20: c0c35b48 00755228 c5debf60 c15e88e4 c138ad70 # [ 85.404050] be40: c138ad70 c138af54 0000002a c4690000 0000000b c5debf60 c5debe74 c5debe68 # [ 85.412256] be60: c0c34dd8 c138af14 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a452c0 # [ 85.420463] be80: b6e5b000 0000000b c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4 # [ 85.428669] bea0: 00000000 c5a452c0 b6e5b000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8 # [ 85.436876] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000 # [ 85.445084] bee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c5debee0 00000001 b6e5a000 # [ 85.453289] bf00: c5c0d2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 85.461496] bf20: 00000000 00000000 c13a0660 90a1c9bb c205d2a0 c5a452c0 c5a452c0 c5dea000 # [ 85.469703] bf40: b6e5b000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc # [ 85.477908] bf60: 00000000 00000000 c5debfac 90a1c9bb 0000000b 0000000b b6fa2e00 00000004 # [ 85.486113] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8 # [ 85.494318] bfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 # [ 85.502522] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64 # [ 85.510726] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6 800e0030 00000001 00000000 00000000 # [ 85.518919] Backtrace: # [ 85.521425] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.529631] r7:c5debf60 r6:0000000b r5:c4690000 r4:0000002a # [ 85.535324] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.543369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.551317] r9:c5debf60 r8:c5308000 r7:0000000b r6:b6e5b000 r5:c5a452c0 r4:c0c351b8 # [ 85.559102] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 85.566962] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e5b000 r5:c5a452c0 r4:00000000 # [ 85.574738] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.581903] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dea000 r5:c5a452c0 # [ 85.589751] r[ 86.116230] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 4:c5a452c0 # [ 85.592320] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [[ 86.139959] ------------[ cut here ]------------ 85.599486] r9:c5dea000 r8:c03[ 86.147414] WARNING: CPU: 1 PID: 2611 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 002e4 r7:00000004 r6:b6fa2e00 r5:[ 86.158742] refcount_t: saturated; leaking memory. 0000000b r4:0000000b # [ 85.60[ 86.166358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 7265] [] (sys_write) fr[ 86.198129] CPU: 1 PID: 2611 Comm: cat Tainted: G D W 5.10.167-cip26 #1 om [8]6 .(2r0e8t6_66] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ast_syscall+0x0/0x28[) #8 6[.217016] Backtrace: 85.614855] Exception stack(0xc5[ 86.221740] [] (dump_backtrace) from [] (show_stack+0x20/0x24) debfa8 to 0xc5debff[0 ) 8#6 .[32157] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 85.619934] bfa0: [ 6.239989] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0000000b 0000000b 000[0 86.249732] [] (dump_stack) from [] (__warn+0x98/0x14c) 001 b6e5b000 0000[0 0 0 b8 60.0209374] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 00000 # [ 85.628140] [b f c 086.269203] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0000000b 000000[0 b b866f.a272107] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6c34000 e00 00000004 00000001 0[0 0 0 080.286766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 00 00020000 beb19[a 6 4 8 6#. 2[8063] r9:c1ad06b0 r8:c15e88e4 r7:c6c35f60 r6:00000016 r5:c5c38000 r4:c6c34000 85.636342] bfe0: 00000[0 0 4 6.307892] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) beb19798 b6f0d4cf b6e937[e 6 86.319974] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 85.641422] Code: f[5 d 1 f80.332488] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) 5c f5d1f07c [e 8 b 18561.f3843 9e2] r4:0000002b 2522020 (e8a051f8) [ # [8 6 .348314] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 85.647547] ---[ end trace 7[7 d 486.358578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 8502fc65feae ]---[ # 8W6R.I3T9004] r9:c6c35f60 r8:c5308000 r7:00000016 r6:b6e2e000 r5:c581a8c0 r4:c0c351b8 E_KERN: missing 'call trace:'[: 86.378837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [FAIL] not ok [4 1 s8e6l.f3t8e261] r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e2e000 r5:c581a8c0 r4:00000000 sts: lkdtm: WRITE_KE[R N . s8h6 .399000] [] (vfs_write) from [] (ksys_write+0x74/0xec) exit=1 # selft[e s t s8:6 .l4k08391] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c34000 r5:c581a8c0 tm: REFCO[U N T _8I6N.C4_1O8V2E9R] r4:c581a8c0 FLOW.sh [ 86.422575] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 86.430487] r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016 [ 86.438244] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 86.445822] Exception stack(0xc6c35fa8 to 0xc6c35ff0) [ 86.450886] 5fa0: 00000016 00000016 00000001 b6e2e000 00000016 00000000 [ 86.459074] 5fc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 be915a64 [ 86.467260] 5fe0: 00000004 be915798 b6ee04cf b6e667e6 [ 86.472406] irq event stamp: 0 [ 86.475484] hardirqs last enabled at (0): [<00000000>] 0x0 [ 86.481156] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 86.488741] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 86.496246] softirqs last disabled at (0): [<00000000>] 0x0 [ 86.501873] ---[ end trace 77d48502fc65feaf ]--- [ 86.506507] lkdtm: Overflow detected: saturated # [ 86.116230] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 86.122794] lkdtm: attempting good refcount_inc() without overflow # [ 86.131718] lkdtm: attempting bad refcount_inc() overflow # [ 86.139959] ------------[ cut here ]------------ # [ 86.147414] WARNING: CPU: 1 PID: 2611 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 86.158742] refcount_t: saturated; leaking memory. # [ 86.166358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 86.198129] CPU: 1 PID: 2611 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 86.208666] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.217016] Backtrace: # [ 86.221740] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 86.232157] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 86.239989] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 86.249732] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 86.259374] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 # [ 86.269203] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 86.279107] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6c34000 # [ 86.286766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 86.298063] r9:c1ad06b0 r8:c15e88e4 r7:c6c35f60 r6:00000016 r5:c5c38000 r4:c6c34000 # [ 86.307892] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 86.319974] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 86.332488] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.343952] r4:0000002b # [ 86.348314] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.358578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.369004] r9:c6c35f60 r8:c5308000 r7:00000016 r6:b6e2e000 r5:c581a8c0 r4:c0c351b8 # [ 86.378837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 86.389261] r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e2e000 r5:c581a8c0 r4:00000000 # [ 86.399000] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.408391] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c34000 r5:c581a8c0 # [ 86.418297] r4:c581a8c0 # [ 86.422575] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.430487] r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016 # [ 86.438244] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.445822] Exception stack(0xc6c35fa8 to 0xc6c35ff0) # [ 86.450886] 5fa0: 00000016 00000016 00000001 b6e2e000 00000016 00000000 # [ 86.459074] 5fc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 be915a64 # [ 86.467260] 5fe0: 00000004 be915798 b6ee04cf b6e667e6 # [ 86.472406] irq event stamp: 0 # [ 86.475484] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.481156] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 86.488741] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 86.496246] sof[ 86.902526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW tirqs last disabled at (0): [<000[ 86.911046] lkdtm: attempting good refcount_add() without overflow 00000>] 0x0 # [ 86.501873] ---[ 86.920126] lkdtm: attempting bad refcount_add() overflow [ end trace 77d48502fc65feaf ]---[ 86.928427] ------------[ cut here ]------------ # [ 86.506507] lkdtm: Overflo[ 86.935887] WARNING: CPU: 0 PID: 2645 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 w detected: saturated # REFCOUNT[ 86.947192] refcount_t: saturated; leaking memory. _INC_OVERFLOW: missing 'call trac[ 86.954864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 e:': [FAIL] not ok 42 selftests:[ 86.986598] CPU: 0 PID: 2645 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 86.997161] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 87.003693] Backtrace: [ 87.006167] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 87.013746] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 87.019417] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 87.026741] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 87.033711] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 [ 87.041466] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 87.048957] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5d88000 [ 87.054627] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 87.063593] r9:c1ad06c8 r8:c15e88e4 r7:c5d89f60 r6:00000016 r5:c5a78000 r4:c5d88000 [ 87.071349] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 87.081016] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 87.091113] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 87.100248] r4:0000002c [ 87.102791] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 87.110810] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 87.118734] r9:c5d89f60 r8:c5308000 r7:00000016 r6:b6e2b000 r5:c5a312c0 r4:c0c351b8 [ 87.126490] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 87.134327] r9:c07e1310 r8:c5d89f60 r7:c2815800 r6:b6e2b000 r5:c5a312c0 r4:00000000 [ 87.142079] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 87.149223] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5d88000 r5:c5a312c0 [ 87.157056] r4:c5a312c0 [ 87.159600] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 87.166743] r9:c5d88000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016 [ 87.174498] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 87.182072] Exception stack(0xc5d89fa8 to 0xc5d89ff0) [ 87.187133] 9fa0: 00000016 00000016 00000001 b6e2b000 00000016 00000000 [ 87.195318] 9fc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 bef7ba64 [ 87.203501] 9fe0: 00000004 bef7b798 b6edd4cf b6e637e6 lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 87.208616] irq event stamp: 0 # exit=1 # selftests: lkdtm: REF[ 87.214538] hardirqs last enabled at (0): [<00000000>] 0x0 COUNT_ADD_OVERFLOW.sh [ 87.222992] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 87.232460] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 87.239975] softirqs last disabled at (0): [<00000000>] 0x0 [ 87.245557] ---[ end trace 77d48502fc65feb0 ]--- [ 87.250204] lkdtm: Overflow detected: saturated # [ 86.902526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 86.911046] lkdtm: attempting good refcount_add() without overflow # [ 86.920126] lkdtm: attempting bad refcount_add() overflow # [ 86.928427] ------------[ cut here ]------------ # [ 86.935887] WARNING: CPU: 0 PID: 2645 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 86.947192] refcount_t: saturated; leaking memory. # [ 86.954864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 86.986598] CPU: 0 PID: 2645 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 86.997161] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.003693] Backtrace: # [ 87.006167] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.013746] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 87.019417] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.026741] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.033711] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 # [ 87.041466] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.048957] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5d88000 # [ 87.054627] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 87.063593] r9:c1ad06c8 r8:c15e88e4 r7:c5d89f60 r6:00000016 r5:c5a78000 r4:c5d88000 # [ 87.071349] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 87.081016] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 87.091113] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.100248] r4:0000002c # [ 87.102791] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.110810] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.118734] r9:c5d89f60 r8:c5308000 r7:00000016 r6:b6e2b000 r5:c5a312c0 r4:c0c351b8 # [ 87.126490] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 87.134327] r9:c07e1310 r8:c5d89f60 r7:c2815800 r6:b6e2b000 r5:c5a312c0 r4:00000000 # [ 87.142079] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.149223] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5d88000 r5:c5a312c0 # [ 87.157056] r4:c5a312c0 # [ 87.159600] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.166743] r9:c5d88000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016 # [ 87.174498] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.182072] Exception stack(0xc5d89fa8 to 0xc5d89ff0) # [ 87.187133] 9fa0: 00000016 00000016 00000001 b6e2b000 00000016 00000000 # [ 87.195318] 9fc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 bef7ba64 # [ 87.203501] 9fe0: 00000004 bef7b798 b6edd4cf b6e637e6 # [ 87.208616] irq event stamp: 0 # [ 87.214538] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.222992] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 87.232460] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 87.239975] softirqs last disabled at (0): [<00000000>] 0x0 # [ 87.245557] ---[ end trace 77d48502fc65feb0 ]--- # [ 87.250204] 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_OVERFLO[ 87.685787] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW W.sh [ 87.693879] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 87.700603] ------------[ cut here ]------------ [ 87.705252] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 87.713760] refcount_t: saturated; leaking memory. [ 87.718600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 87.747845] CPU: 0 PID: 2679 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 87.755597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 87.762132] Backtrace: [ 87.764615] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 87.772198] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 87.777874] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 87.785202] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 87.792177] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 [ 87.799936] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 87.807429] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c6c34000 [ 87.813104] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 87.822074] r9:c1ad06e0 r8:c15e88e4 r7:c6c35f60 r6:0000001f r5:c46b6000 r4:7fffffff [ 87.829834] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 87.840284] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 87.851943] r5:c46b6000 r4:c6c34000 [ 87.855535] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 87.865454] r4:0000002d [ 87.867999] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 87.876020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 87.883948] r9:c6c35f60 r8:c5308000 r7:0000001f r6:b6e5e000 r5:c5f9dcc0 r4:c0c351b8 [ 87.891711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 87.899552] r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e5e000 r5:c5f9dcc0 r4:00000000 [ 87.907308] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 87.914455] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6c34000 r5:c5f9dcc0 [ 87.922289] r4:c5f9dcc0 [ 87.924837] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 87.931982] r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f [ 87.939740] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 87.947316] Exception stack(0xc6c35fa8 to 0xc6c35ff0) [ 87.952380] 5fa0: 0000001f 0000001f 00000001 b6e5e000 0000001f 00000000 [ 87.960568] 5fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bebf6a64 [ 87.968754] 5fe0: 00000004 bebf6798 b6f104cf b6e967e6 [ 87.973857] irq event stamp: 0 [ 87.976933] hardirqs last enabled at (0): [<00000000>] 0x0 [ 87.982562] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 87.990095] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 87.997641] softirqs last disabled at (0): [<00000000>] 0x0 [ 88.003233] ---[ end trace 77d48502fc65feb1 ]--- [ 88.007902] lkdtm: Overflow detected: saturated # [ 87.685787] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 87.693879] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 87.700603] ------------[ cut here ]------------ # [ 87.705252] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 87.713760] refcount_t: saturated; leaking memory. # [ 87.718600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 87.747845] CPU: 0 PID: 2679 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 87.755597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.762132] Backtrace: # [ 87.764615] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.772198] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 87.777874] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.785202] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.792177] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 # [ 87.799936] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.807429] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c6c34000 # [ 87.813104] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 87.822074] r9:c1ad06e0 r8:c15e88e4 r7:c6c35f60 r6:0000001f r5:c46b6000 r4:7fffffff # [ 87.829834] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 87.840284] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 87.851943] r5:c46b6000 r4:c6c34000 # [ 87.855535] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.865454] r4:0000002d # [ 87.867999] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.876020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.883948] r9:c6c35f60 r8:c5308000 r7:0000001f r6:b6e5e000 r5:c5f9dcc0 r4:c0c351b8 # [ 87.891711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 87.899552] r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e5e000 r5:c5f9dcc0 r4:00000000 # [ 87.907308] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.914455] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6c34000 r5:c5f9dcc0 # [ 87.922289] r4:c5f9dcc0 # [ 87.924837] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.931982] r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f # [ 87.939740] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.947316] Exception stack(0xc6c35fa8 to 0xc6c35ff0) # [ 87.952380] 5fa0: 0000001f 0000001f 00000001 b6e5e000 0000001f 00000000 # [ 87.960568] 5fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bebf6a64 # [ 87.968754] 5fe0: 00000004 bebf6798 b6f104cf b6e967e6 # [ 87.973857] irq event stamp: 0 # [ 87.976933] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.982562] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 87.990095] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 87.997641] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.003233] ---[ end trace 77d48502fc65feb1 ]--- # [ 88.007902] lkdtm: Overfl[ 88.430094] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW ow detected: saturated # REFCOUN[ 88.438555] lkdtm: attempting bad refcount_add_not_zero() overflow T_INC_NOT_ZERO_OVERFLOW: missing [ 88.447583] ------------[ cut here ]------------ 'call trace:': [FAIL] not ok 4[4 88.455029] WARNING: CPU: 3 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 selftests: lkdtm: REFCOUNT_INC_N[ 88.466200] refcount_t: saturated; leaking memory. OT_ZERO_OVERFLOW.sh # exit=1 # s[ 88.473830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 elftests: lkdtm: REFCOUNT_ADD_NOT[ 88.505545] CPU: 3 PID: 2713 Comm: cat Tainted: G D W 5.10.167-cip26 #1 _ZERO_OVE[R F L O8W8..s5h1 6 108] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.524283] Backtrace: [ 88.526758] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 88.534338] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 88.540009] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 88.547333] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 88.554303] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 [ 88.562059] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 88.569548] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c5dea000 [ 88.575218] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 88.584184] r9:c1ad0700 r8:c15e88e4 r7:c5debf60 r6:0000001f r5:c5c81000 r4:7fffffff [ 88.591938] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 88.602382] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 88.614037] r5:c5c81000 r4:c5dea000 [ 88.617624] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 88.627541] r4:0000002e [ 88.630083] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 88.638099] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 88.646023] r9:c5debf60 r8:c5308000 r7:0000001f r6:b6df7000 r5:c5c0c140 r4:c0c351b8 [ 88.653780] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 88.661617] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6df7000 r5:c5c0c140 r4:00000000 [ 88.669369] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 88.676511] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c5dea000 r5:c5c0c140 [ 88.684344] r4:c5c0c140 [ 88.686888] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 88.694032] r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000001f r4:0000001f [ 88.701785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 88.709359] Exception stack(0xc5debfa8 to 0xc5debff0) [ 88.714419] bfa0: 0000001f 0000001f 00000001 b6df7000 0000001f 00000000 [ 88.722603] bfc0: 0000001f 0000001f b6f3ee00 00000004 00000001 00000000 00020000 bebe9a64 [ 88.730785] bfe0: 00000004 bebe9798 b6ea94cf b6e2f7e6 [ 88.735901] irq event stamp: 0 [ 88.739015] hardirqs last enabled at (0): [<00000000>] 0x0 [ 88.744603] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 88.752138] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 88.759688] softirqs last disabled at (0): [<00000000>] 0x0 [ 88.765279] ---[ end trace 77d48502fc65feb2 ]--- [ 88.769951] lkdtm: Overflow detected: saturated # [ 88.430094] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 88.438555] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 88.447583] ------------[ cut here ]------------ # [ 88.455029] WARNING: CPU: 3 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 88.466200] refcount_t: saturated; leaking memory. # [ 88.473830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 88.505545] CPU: 3 PID: 2713 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 88.516108] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.524283] Backtrace: # [ 88.526758] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.534338] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 88.540009] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.547333] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.554303] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 # [ 88.562059] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.569548] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c5dea000 # [ 88.575218] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 88.584184] r9:c1ad0700 r8:c15e88e4 r7:c5debf60 r6:0000001f r5:c5c81000 r4:7fffffff # [ 88.591938] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 88.602382] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 88.614037] r5:c5c81000 r4:c5dea000 # [ 88.617624] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.627541] r4:0000002e # [ 88.630083] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.638099] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.646023] r9:c5debf60 r8:c5308000 r7:0000001f r6:b6df7000 r5:c5c0c140 r4:c0c351b8 # [ 88.653780] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 88.661617] r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6df7000 r5:c5c0c140 r4:00000000 # [ 88.669369] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.676511] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c5dea000 r5:c5c0c140 # [ 88.684344] r4:c5c0c140 # [ 88.686888] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.694032] r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000001f r4:0000001f # [ 88.701785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.709359] Exception stack(0xc5debfa8 to 0xc5debff0) # [ 88.714419] bfa0: 0000001f 0000001f 00000001 b6df7000 0000001f 00000000 # [ 88.722603] bfc0: 0000001f 0000001f b6f3ee00 00000004 00000001 00000000 00020000 bebe9a64 # [ 88.730785] bfe0: 00000004 bebe9798 b6ea94cf b6e2f7e6 # [ 88.735901] irq event stamp: 0 # [ 88.739015] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.744603] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 88.752138] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 88.759688] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.765279] ---[ end trace 77d48502fc65feb2 ]--- # [ 88.769951] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFL[ 89.192570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO OW: missing 'call trace:': [FAIL][ 89.199201] lkdtm: attempting good refcount_dec() not ok 45 se[l f t e8s9t.s2:0 6669] lkdtm: attempting bad refcount_dec() to zero kdtm: REFCOUNT_ADD_NOT_ZERO_OVERF[ 89.214089] ------------[ cut here ]------------ LOW.sh # exit=1 # selftests: lkd[ 89.221535] WARNING: CPU: 3 PID: 2747 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 tm: REFCOUNT_DEC_ZERO.sh [ 89.232866] refcount_t: decrement hit 0; leaking memory. [ 89.240378] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 89.269534] CPU: 3 PID: 2747 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 89.277283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.283815] Backtrace: [ 89.286290] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 89.293869] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 89.299540] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 89.306863] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 89.313834] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 [ 89.321589] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 89.329078] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c6de6000 [ 89.334750] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 89.343716] r9:c1ad0720 r8:c15e88e4 r7:c6de7f60 r6:00000012 r5:c5c81000 r4:c6de6000 [ 89.351470] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 89.361133] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 89.370882] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.379673] r4:0000002f [ 89.382216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.390233] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.398158] r9:c6de7f60 r8:c5308000 r7:00000012 r6:b6de5000 r5:c581ba40 r4:c0c351b8 [ 89.405915] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.413753] r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6de5000 r5:c581ba40 r4:00000000 [ 89.421505] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.428648] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c6de6000 r5:c581ba40 [ 89.436481] r4:c581ba40 [ 89.439026] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.446170] r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012 [ 89.453924] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.461499] Exception stack(0xc6de7fa8 to 0xc6de7ff0) [ 89.466559] 7fa0: 00000012 00000012 00000001 b6de5000 00000012 00000000 [ 89.474743] 7fc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 beec1a64 [ 89.482926] 7fe0: 00000004 beec1798 b6e974cf b6e1d7e6 [ 89.488016] irq event stamp: 0 [ 89.491089] hardirqs last enabled at (0): [<00000000>] 0x0 [ 89.496680] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 89.504215] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 89.511766] softirqs last disabled at (0): [<00000000>] 0x0 [ 89.517356] ---[ end trace 77d48502fc65feb3 ]--- [ 89.522033] lkdtm: Zero detected: saturated # [ 89.192570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 89.199201] lkdtm: attempting good refcount_dec() # [ 89.206669] lkdtm: attempting bad refcount_dec() to zero # [ 89.214089] ------------[ cut here ]------------ # [ 89.221535] WARNING: CPU: 3 PID: 2747 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 89.232866] refcount_t: decrement hit 0; leaking memory. # [ 89.240378] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 89.269534] CPU: 3 PID: 2747 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 89.277283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.283815] Backtrace: # [ 89.286290] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.293869] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 89.299540] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.306863] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 89.313834] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 # [ 89.321589] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.329078] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c6de6000 # [ 89.334750] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 89.343716] r9:c1ad0720 r8:c15e88e4 r7:c6de7f60 r6:00000012 r5:c5c81000 r4:c6de6000 # [ 89.351470] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 89.361133] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 89.370882] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.379673] r4:0000002f # [ 89.382216] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.390233] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.398158] r9:c6de7f60 r8:c5308000 r7:00000012 r6:b6de5000 r5:c581ba40 r4:c0c351b8 # [ 89.405915] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 89.413753] r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6de5000 r5:c581ba40 r4:00000000 # [ 89.421505] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.428648] r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c6de6000 r5:c581ba40 # [ 89.436481] r4:c581ba40 # [ 89.439026] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.446170] r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012 # [ 89.453924] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.461499] Exception stack(0xc6de7fa8 to 0xc6de7ff0) # [ 89.466559] 7fa0: 00000012 00000012 00000001 b6de5000 00000012 00000000 # [ 89.474743] 7fc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 beec1a64 # [ 89.482926] 7fe0: 00000004 beec1798 b6e974cf b6e1d7e6 # [ 89.488016] irq event stamp: 0 # [ 89.491089] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.496680] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 89.504215] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 89.511766] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.517356] ---[ end trace 77d48502fc65feb3 ]--- # [ 89.522033][ 89.939801] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE lkdtm: Zero detected: saturated [ 89.946776] lkdtm: attempting bad refcount_dec() below zero # REFCOUNT_DEC_ZERO: missing 'ca[ 89.955419] ------------[ cut here ]------------ ll trace:': [FAIL] not ok 46 sel[ 89.962879] WARNING: CPU: 0 PID: 2784 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 ftests: lkdtm: REFCOUNT_DEC_ZERO.[ 89.974260] refcount_t: decrement hit 0; leaking memory. sh # exit=1 # selftests: lkdtm: [ 89.982439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 REFCOUNT_DEC_NEGATIVE.sh [ 90.014243] CPU: 0 PID: 2784 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 90.024127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 90.030659] Backtrace: [ 90.033133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 90.040712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 90.046384] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 90.053708] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 90.060678] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 [ 90.068433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 90.075922] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c69ce000 [ 90.081593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 90.090559] r9:c1ad0734 r8:c15e88e4 r7:c69cff60 r6:00000016 r5:00000000 r4:c69ce000 [ 90.098314] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 90.107978] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 90.118077] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.127213] r5:c4698000 r4:00000030 [ 90.130799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.138816] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.146740] r9:c69cff60 r8:c5308000 r7:00000016 r6:b6e93000 r5:c6ba5180 r4:c0c351b8 [ 90.154496] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.162334] r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e93000 r5:c6ba5180 r4:00000000 [ 90.170085] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.177229] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c69ce000 r5:c6ba5180 [ 90.185062] r4:c6ba5180 [ 90.187607] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.194750] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000016 r4:00000016 [ 90.202504] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.210079] Exception stack(0xc69cffa8 to 0xc69cfff0) [ 90.215138] ffa0: 00000016 00000016 00000001 b6e93000 00000016 00000000 [ 90.223323] ffc0: 00000016 00000016 b6fdae00 00000004 00000001 00000000 00020000 be90aa64 [ 90.231506] ffe0: 00000004 be90a798 b6f454cf b6ecb7e6 [ 90.236611] irq event stamp: 0 [ 90.239710] hardirqs last enabled at (0): [<00000000>] 0x0 [ 90.245301] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 90.252837] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 90.260373] softirqs last disabled at (0): [<00000000>] 0x0 [ 90.265959] ---[ end trace 77d48502fc65feb4 ]--- [ 90.270612] lkdtm: Negative detected: saturated # [ 89.939801] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 89.946776] lkdtm: attempting bad refcount_dec() below zero # [ 89.955419] ------------[ cut here ]------------ # [ 89.962879] WARNING: CPU: 0 PID: 2784 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 89.974260] refcount_t: decrement hit 0; leaking memory. # [ 89.982439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 90.014243] CPU: 0 PID: 2784 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 90.024127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.030659] Backtrace: # [ 90.033133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.040712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 90.046384] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.053708] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.060678] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 # [ 90.068433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.075922] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c69ce000 # [ 90.081593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 90.090559] r9:c1ad0734 r8:c15e88e4 r7:c69cff60 r6:00000016 r5:00000000 r4:c69ce000 # [ 90.098314] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 90.107978] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 90.118077] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.127213] r5:c4698000 r4:00000030 # [ 90.130799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.138816] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.146740] r9:c69cff60 r8:c5308000 r7:00000016 r6:b6e93000 r5:c6ba5180 r4:c0c351b8 # [ 90.154496] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.162334] r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e93000 r5:c6ba5180 r4:00000000 # [ 90.170085] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.177229] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c69ce000 r5:c6ba5180 # [ 90.185062] r4:c6ba5180 # [ 90.187607] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.194750] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000016 r4:00000016 # [ 90.202504] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.210079] Exception stack(0xc69cffa8 to 0xc69cfff0) # [ 90.215138] ffa0: 00000016 00000016 00000001 b6e93000 00000016 00000000 # [ 90.223323] ffc0: 00000016 00000016 b6fdae00 00000004 00000001 00000000 00020000 be90aa64 # [ 90.231506] ffe0: 00000004 be90a798 b6f454cf b6ecb7e6 # [ 90.236611] irq event stamp: 0 # [ 90.239710] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.245301] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 90.252837] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 90.260373] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.265959] ---[ end trace 77d48502fc65feb4 ]--- # [ 90.270612] 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 [ 90.717196] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 90.724190] lkdtm: attempting bad refcount_dec_and_test() below zero [ 90.730624] ------------[ cut here ]------------ [ 90.735273] WARNING: CPU: 0 PID: 2819 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 90.743941] refcount_t: underflow; use-after-free. [ 90.748790] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 90.778027] CPU: 0 PID: 2819 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 90.785778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 90.792310] Backtrace: [ 90.794783] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 90.802362] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 90.808034] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 90.815357] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 90.822328] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 [ 90.830084] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 90.837572] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c478e000 [ 90.843244] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 90.852296] r9:c1ad074c r8:c15e88e4 r7:c478ff60 r6:0000001f r5:00000000 r4:c478e000 [ 90.860052] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 90.870502] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 90.882162] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.892079] r5:c5c74000 r4:00000031 [ 90.895664] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.903680] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.911607] r9:c478ff60 r8:c5308000 r7:0000001f r6:b6e4e000 r5:c6ba5a40 r4:c0c351b8 [ 90.919364] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.927202] r9:c07e1310 r8:c478ff60 r7:c2815800 r6:b6e4e000 r5:c6ba5a40 r4:00000000 [ 90.934954] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.942098] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c478e000 r5:c6ba5a40 [ 90.949931] r4:c6ba5a40 [ 90.952477] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.959621] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f [ 90.967375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.974948] Exception stack(0xc478ffa8 to 0xc478fff0) [ 90.980009] ffa0: 0000001f 0000001f 00000001 b6e4e000 0000001f 00000000 [ 90.988192] ffc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 bed80a64 [ 90.996373] ffe0: 00000004 bed80798 b6f004cf b6e867e6 [ 91.001472] irq event stamp: 0 [ 91.004546] hardirqs last enabled at (0): [<00000000>] 0x0 [ 91.010165] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 91.017698] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 91.025200] softirqs last disabled at (0): [<00000000>] 0x0 [ 91.030815] ---[ end trace 77d48502fc65feb5 ]--- [ 91.035445] lkdtm: Negative detected: saturated # [ 90.717196] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 90.724190] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 90.730624] ------------[ cut here ]------------ # [ 90.735273] WARNING: CPU: 0 PID: 2819 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 90.743941] refcount_t: underflow; use-after-free. # [ 90.748790] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 90.778027] CPU: 0 PID: 2819 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 90.785778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.792310] Backtrace: # [ 90.794783] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.802362] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 90.808034] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.815357] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.822328] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 # [ 90.830084] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.837572] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c478e000 # [ 90.843244] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 90.852296] r9:c1ad074c r8:c15e88e4 r7:c478ff60 r6:0000001f r5:00000000 r4:c478e000 # [ 90.860052] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 90.870502] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 90.882162] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.892079] r5:c5c74000 r4:00000031 # [ 90.895664] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.903680] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.911607] r9:c478ff60 r8:c5308000 r7:0000001f r6:b6e4e000 r5:c6ba5a40 r4:c0c351b8 # [ 90.919364] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.927202] r9:c07e1310 r8:c478ff60 r7:c2815800 r6:b6e4e000 r5:c6ba5a40 r4:00000000 # [ 90.934954] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.942098] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c478e000 r5:c6ba5a40 # [ 90.949931] r4:c6ba5a40 # [ 90.952477] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.959621] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f # [ 90.967375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.974948] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 90.980009] ffa0: 0000001f 0000001f 00000001 b6e4e000 0000001f 00000000 # [ 90.988192] ffc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 bed80a64 # [ 90.996373] ffe0: 00000004 bed80798 b6f004cf b6e867e6 # [ 91.001472] irq event stamp: 0 # [ 91.004546] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.010165] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 91.017698] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 91.025200] softirqs last [ 91.449005] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE disabled at (0): [<00000000>] 0x0[ 91.457599] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 91.030815] ---[ end trace[ 91.466750] ------------[ cut here ]------------ 77d48502fc65feb5 ]--- # [ 91.[ 91.474408] WARNING: CPU: 0 PID: 2854 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 035445] lkdtm: Negative detected:[ 91.485747] refcount_t: underflow; use-after-free. saturated # REFCOUNT_DEC_AND_TE[ 91.493507] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 ST_NEGATIVE: saw 'Negative detect[ 91.525170] CPU: 0 PID: 2854 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 91.535729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.542261] Backtrace: [ 91.544735] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.552313] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 91.557983] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.565306] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 91.572278] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 [ 91.580033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 91.587522] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5ec0000 [ 91.593194] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 91.602247] r9:c1ad076c r8:c15e88e4 r7:c5ec1f60 r6:0000001f r5:c5c64000 r4:c5ec0000 [ 91.610002] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 91.620450] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 91.632112] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.642029] r4:00000032 [ 91.644572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.652589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.660513] r9:c5ec1f60 r8:c5308000 r7:0000001f r6:b6e2b000 r5:c6ba4dc0 r4:c0c351b8 [ 91.668270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.676109] r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e2b000 r5:c6ba4dc0 r4:00000000 [ 91.683861] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.691006] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ec0000 r5:c6ba4dc0 [ 91.698839] r4:c6ba4dc0 [ 91.701383] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.708525] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:0000001f r4:0000001f [ 91.716278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.723852] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) [ 91.728911] 1fa0: 0000001f 0000001f 00000001 b6e2b000 0000001f 00000000 [ 91.737094] 1fc0: 0000001f 0000001f b6f72e00 00000004 00000001 00000000 00020000 befc2a64 [ 91.745276] 1fe0: 00000004 befc2798 b6edd4cf b6e637e6 ed: saturated': ok ok 48 selftes[ 91.750396] irq event stamp: 0 ts: lkdtm: REFCOUNT_DEC_AND_TEST_[ 91.756323] hardirqs last enabled at (0): [<00000000>] 0x0 NEGATIVE.sh # selftests: lkdtm: [ 91.764797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 REFCOUNT_SUB_AND_TEST_NEGATIVE.sh[ 91.775174] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 91.785511] softirqs last disabled at (0): [<00000000>] 0x0 [ 91.791261] ---[ end trace 77d48502fc65feb6 ]--- [ 91.795891] lkdtm: Negative detected: saturated # [ 91.449005] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 91.457599] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 91.466750] ------------[ cut here ]------------ # [ 91.474408] WARNING: CPU: 0 PID: 2854 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 91.485747] refcount_t: underflow; use-after-free. # [ 91.493507] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 91.525170] CPU: 0 PID: 2854 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 91.535729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.542261] Backtrace: # [ 91.544735] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.552313] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 91.557983] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.565306] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.572278] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 # [ 91.580033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.587522] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5ec0000 # [ 91.593194] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 91.602247] r9:c1ad076c r8:c15e88e4 r7:c5ec1f60 r6:0000001f r5:c5c64000 r4:c5ec0000 # [ 91.610002] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 91.620450] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 91.632112] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.642029] r4:00000032 # [ 91.644572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.652589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.660513] r9:c5ec1f60 r8:c5308000 r7:0000001f r6:b6e2b000 r5:c6ba4dc0 r4:c0c351b8 # [ 91.668270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.676109] r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e2b000 r5:c6ba4dc0 r4:00000000 # [ 91.683861] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.691006] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ec0000 r5:c6ba4dc0 # [ 91.698839] r4:c6ba4dc0 # [ 91.701383] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.708525] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:0000001f r4:0000001f # [ 91.716278] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.723852] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) # [ 91.728911] 1fa0: 0000001f 0000001f 00000001 b6e2b000 0000001f 00000000 # [ 91.737094] 1fc0: 0000001f 0000001f b6f72e00 00000004 00000001 00000000 00020000 befc2a64 # [ 91.745276] 1fe0: 00000004 befc2798 b6edd4cf b6e637e6 # [ 91.750396] irq event stamp: 0 # [ 91.756323] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.764797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 91.775174] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 91.785511] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.791261] ---[ end trace[ 92.215375] lkdtm: Performing direct entry REFCOUNT_INC_ZERO 77d48502fc65feb6 ]--- # [ 91.[ 92.222345] lkdtm: attempting safe refcount_inc_not_zero() from zero 795891] lkdtm: Negative detected:[ 92.231457] lkdtm: Good: zero detected saturated # REFCOUNT_SUB_AND_TE[ 92.238142] lkdtm: Correctly stayed at zero ST_NEGATIVE: saw 'Negative detect 92.245085] lkdtm: attempting bad refcount_inc() from zero ed: saturated': ok ok 49 selftes[ 92.253366] ------------[ cut here ]------------ ts: lkdtm: REFCOUNT_SUB_AND_TEST_[ 92.260865] WARNING: CPU: 3 PID: 2886 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 NEGATIVE.sh # selftests: lkdtm: [ 92.272232] refcount_t: addition on 0; use-after-free. REFCOUNT_INC_ZERO.sh [ 92.280232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 92.310990] CPU: 3 PID: 2886 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 92.318739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.325272] Backtrace: [ 92.327746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 92.335324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 92.340997] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 92.348320] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 92.355290] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734 [ 92.363044] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 92.370534] r7:00000019 r6:c1a24734 r5:c1a24744 r4:c47e4000 [ 92.376204] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 92.385258] r9:c1ad078c r8:c15e88e4 r7:c47e5f60 r6:00000012 r5:00000000 r4:c47e4000 [ 92.393016] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 92.402682] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 92.412432] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.421222] r5:c5c80000 r4:00000033 [ 92.424805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.432822] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.440747] r9:c47e5f60 r8:c5308000 r7:00000012 r6:b6db9000 r5:c6ba4a00 r4:c0c351b8 [ 92.448504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.456342] r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6db9000 r5:c6ba4a00 r4:00000000 [ 92.464095] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.471239] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c47e4000 r5:c6ba4a00 [ 92.479074] r4:c6ba4a00 [ 92.481618] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.488760] r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000012 r4:00000012 [ 92.496515] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.504090] Exception stack(0xc47e5fa8 to 0xc47e5ff0) [ 92.509150] 5fa0: 00000012 00000012 00000001 b6db9000 00000012 00000000 [ 92.517334] 5fc0: 00000012 00000012 b6f00e00 00000004 00000001 00000000 00020000 bee73a64 [ 92.525515] 5fe0: 00000004 bee73798 b6e6b4cf b6df17e6 [ 92.530625] irq event stamp: 0 [ 92.533696] hardirqs last enabled at (0): [<00000000>] 0x0 [ 92.539312] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 92.546821] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 92.554414] softirqs last disabled at (0): [<00000000>] 0x0 [ 92.560034] ---[ end trace 77d48502fc65feb7 ]--- [ 92.564666] lkdtm: Zero detected: saturated # [ 92.215375] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 92.222345] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 92.231457] lkdtm: Good: zero detected # [ 92.238142] lkdtm: Correctly stayed at zero # [ 92.245085] lkdtm: attempting bad refcount_inc() from zero # [ 92.253366] ------------[ cut here ]------------ # [ 92.260865] WARNING: CPU: 3 PID: 2886 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 92.272232] refcount_t: addition on 0; use-after-free. # [ 92.280232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 92.310990] CPU: 3 PID: 2886 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 92.318739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.325272] Backtrace: # [ 92.327746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.335324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 92.340997] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.348320] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 92.355290] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734 # [ 92.363044] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.370534] r7:00000019 r6:c1a24734 r5:c1a24744 r4:c47e4000 # [ 92.376204] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 92.385258] r9:c1ad078c r8:c15e88e4 r7:c47e5f60 r6:00000012 r5:00000000 r4:c47e4000 # [ 92.393016] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 92.402682] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 92.412432] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.421222] r5:c5c80000 r4:00000033 # [ 92.424805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.432822] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.440747] r9:c47e5f60 r8:c5308000 r7:00000012 r6:b6db9000 r5:c6ba4a00 r4:c0c351b8 # [ 92.448504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.456342] r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6db9000 r5:c6ba4a00 r4:00000000 # [ 92.464095] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.471239] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c47e4000 r5:c6ba4a00 # [ 92.479074] r4:c6ba4a00 # [ 92.481618] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.488760] r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000012 r4:00000012 # [ 92.496515] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.504090] Exception stack(0xc47e5fa8 to 0xc47e5ff0) # [ 92.509150] 5fa0: 00000012 00000012 00000001 b6db9000 00000012 00000000 # [ 92.517334] 5fc0: 00000012 00000012 b6f00e00 00000004 00000001 00000000 00020000 bee73a64 # [ 92.525515] 5fe0: 00000004 bee73798 b6e6b4cf b6df17e6 # [ 92.530625] irq event stamp: 0 # [ 92.533696] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.539312] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 92.546821] softirqs last enabled at (0): [][ 92.977815] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO copy_process+[0 x 5 f982/.09x814872] lkdtm: attempting safe refcount_add_not_zero() from zero 74 # [ 92.554414] softirqs las[ 92.993398] lkdtm: Good: zero detected t disabled at (0): [<00000000>] 0[ 92.999910] lkdtm: Correctly stayed at zero x0 # [ 92.560034] [- - - [9 3e006895] lkdtm: attempting bad refcount_add() from zero nd trace 77d48502fc65feb7 ]--- #[ 93.014731] ------------[ cut here ]------------ [ 92.564666] lkdtm: Zero detec[ 93.022174] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 ted: saturated # REFCOUNT_INC_ZE[ 93.033547] refcount_t: addition on 0; use-after-free. RO: missing 'call trace:': [FAIL][ 93.041546] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 not ok 50 selftests: lkdtm: REF[ 93.073261] CPU: 2 PID: 2920 Comm: cat Tainted: G D W 5.10.167-cip26 #1 COUNT_INC_[Z E R O9.3s.h0 8#3 8e19] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) it=1 # selft[e s t s9:3 .l0k9d2t66] Backtrace: m: REFCOUNT_ADD_ZERO.sh [ 93.096539] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 93.106265] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 93.111939] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 93.119264] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 93.126235] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734 [ 93.133992] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 93.141481] r7:00000019 r6:c1a24734 r5:c1a24744 r4:c5e4a000 [ 93.147152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 93.156207] r9:c1ad07a0 r8:c15e88e4 r7:c5e4bf60 r6:00000012 r5:00000000 r4:c5e4a000 [ 93.163962] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 93.173627] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 93.183376] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.192165] r5:c47b4000 r4:00000034 [ 93.195749] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.203766] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.211691] r9:c5e4bf60 r8:c5308000 r7:00000012 r6:b6e57000 r5:c5b58b40 r4:c0c351b8 [ 93.219449] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.227286] r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6e57000 r5:c5b58b40 r4:00000000 [ 93.235038] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.242182] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c5e4a000 r5:c5b58b40 [ 93.250015] r4:c5b58b40 [ 93.252559] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.259702] r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000012 r4:00000012 [ 93.267455] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.275029] Exception stack(0xc5e4bfa8 to 0xc5e4bff0) [ 93.280088] bfa0: 00000012 00000012 00000001 b6e57000 00000012 00000000 [ 93.288272] bfc0: 00000012 00000012 b6f9ee00 00000004 00000001 00000000 00020000 bec98a64 [ 93.296454] bfe0: 00000004 bec98798 b6f094cf b6e8f7e6 [ 93.301565] irq event stamp: 0 [ 93.304635] hardirqs last enabled at (0): [<00000000>] 0x0 [ 93.310249] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 93.317800] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 93.325312] softirqs last disabled at (0): [<00000000>] 0x0 [ 93.330933] ---[ end trace 77d48502fc65feb8 ]--- [ 93.335565] lkdtm: Zero detected: saturated # [ 92.977815] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 92.984872] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 92.993398] lkdtm: Good: zero detected # [ 92.999910] lkdtm: Correctly stayed at zero # [ 93.006895] lkdtm: attempting bad refcount_add() from zero # [ 93.014731] ------------[ cut here ]------------ # [ 93.022174] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 93.033547] refcount_t: addition on 0; use-after-free. # [ 93.041546] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 93.073261] CPU: 2 PID: 2920 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 93.083819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.092166] Backtrace: # [ 93.096539] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.106265] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 93.111939] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.119264] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 93.126235] r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734 # [ 93.133992] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.141481] r7:00000019 r6:c1a24734 r5:c1a24744 r4:c5e4a000 # [ 93.147152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 93.156207] r9:c1ad07a0 r8:c15e88e4 r7:c5e4bf60 r6:00000012 r5:00000000 r4:c5e4a000 # [ 93.163962] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 93.173627] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 93.183376] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.192165] r5:c47b4000 r4:00000034 # [ 93.195749] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.203766] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.211691] r9:c5e4bf60 r8:c5308000 r7:00000012 r6:b6e57000 r5:c5b58b40 r4:c0c351b8 # [ 93.219449] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.227286] r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6e57000 r5:c5b58b40 r4:00000000 # [ 93.235038] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.242182] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c5e4a000 r5:c5b58b40 # [ 93.250015] r4:c5b58b40 # [ 93.252559] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.259702] r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000012 r4:00000012 # [ 93.267455] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.275029] Exception stack(0xc5e4bfa8 to 0xc5e4bff0) # [ 93.280088] bfa0: 00000012 00000012 00000001 b6e57000 00000012 00000000 # [ 93.288272] bfc0: 00000012 00000012 b6f9ee00 00000004 00000001 00000000 00020000 bec98a64 # [ 93.296454] bfe0: 00000004 bec98798 b6f094cf b6e8f7e6 # [ 93.301565] irq event stamp: 0 # [ 93.304635] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 93.310249] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 93.317800] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 93.325312] softirqs last disabled at (0): [<00000000>] 0x0 # [ 93.330933] ---[ end trace [ 93.762551] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED 77d48502fc65feb8 ]--- # [ 93.3[ 93.770130] lkdtm: attempting bad refcount_inc() from saturated 35565] lkdtm: Zero detected: satu[ 93.778775] ------------[ cut here ]------------ rated # REFCOUNT_ADD_ZERO: missi[ 93.786221] WARNING: CPU: 3 PID: 2957 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ng 'call trace:': [FAIL] not ok [ 93.797614] refcount_t: saturated; leaking memory. 51 selftests: lkdtm: REFCOUNT_ADD[ 93.805216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 _ZERO.sh # exit=1 # selftests: l[ 93.836969] CPU: 3 PID: 2957 Comm: cat Tainted: G D W 5.10.167-cip26 #1 kdtm: REF[C O U N9T3_.I8N4C7_5S2A] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) TURATED.sh [ 93.855783] Backtrace: [ 93.859288] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 93.866867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 93.872537] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 93.879860] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 93.886829] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 [ 93.894584] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 93.902073] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5a8e000 [ 93.907745] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 93.916711] r9:c1ad07b4 r8:c15e88e4 r7:c5a8ff60 r6:00000017 r5:c5c80000 r4:c5a8e000 [ 93.924468] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 93.934133] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 93.944318] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.953539] r4:00000035 [ 93.956080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.964097] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.972022] r9:c5a8ff60 r8:c5308000 r7:00000017 r6:b6dc9000 r5:c5c0d180 r4:c0c351b8 [ 93.979778] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.987618] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6dc9000 r5:c5c0d180 r4:00000000 [ 93.995372] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.002516] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5a8e000 r5:c5c0d180 [ 94.010349] r4:c5c0d180 [ 94.012894] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.020039] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017 [ 94.027793] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.035366] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) [ 94.040426] ffa0: 00000017 00000017 00000001 b6dc9000 00000017 00000000 [ 94.048611] ffc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 bede9a64 [ 94.056793] ffe0: 00000004 bede9798 b6e7b4cf b6e017e6 [ 94.061951] irq event stamp: 0 [ 94.065024] hardirqs last enabled at (0): [<00000000>] 0x0 [ 94.070640] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 94.078194] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 94.085697] softirqs last disabled at (0): [<00000000>] 0x0 [ 94.091320] ---[ end trace 77d48502fc65feb9 ]--- [ 94.095954] lkdtm: Saturation detected: still saturated # [ 93.762551] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 93.770130] lkdtm: attempting bad refcount_inc() from saturated # [ 93.778775] ------------[ cut here ]------------ # [ 93.786221] WARNING: CPU: 3 PID: 2957 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 93.797614] refcount_t: saturated; leaking memory. # [ 93.805216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 93.836969] CPU: 3 PID: 2957 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 93.847522] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.855783] Backtrace: # [ 93.859288] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.866867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 93.872537] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.879860] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 93.886829] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 # [ 93.894584] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.902073] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5a8e000 # [ 93.907745] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 93.916711] r9:c1ad07b4 r8:c15e88e4 r7:c5a8ff60 r6:00000017 r5:c5c80000 r4:c5a8e000 # [ 93.924468] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 93.934133] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 93.944318] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.953539] r4:00000035 # [ 93.956080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.964097] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.972022] r9:c5a8ff60 r8:c5308000 r7:00000017 r6:b6dc9000 r5:c5c0d180 r4:c0c351b8 # [ 93.979778] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.987618] r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6dc9000 r5:c5c0d180 r4:00000000 # [ 93.995372] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.002516] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5a8e000 r5:c5c0d180 # [ 94.010349] r4:c5c0d180 # [ 94.012894] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.020039] r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017 # [ 94.027793] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.035366] Exception stack(0xc5a8ffa8 to 0xc5a8fff0) # [ 94.040426] ffa0: 00000017 00000017 00000001 b6dc9000 00000017 00000000 # [ 94.048611] ffc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 bede9a64 # [ 94.056793] ffe0: 00000004 bede9798 b6e7b4cf b6e017e6 # [ 94.061951] irq event stamp: 0 # [ 94.065024] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.070640] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 94.078194] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 94.085697] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.091320] ---[ end trace 77d48502fc65feb9 ]--- # [ 94.095954] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCO[ 94.532667] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED UNT_INC_SATURATED.sh # selftests[ 94.539308] lkdtm: attempting bad refcount_dec() from saturated : lkdtm: REFCOUNT_DEC_SATURATED.s[ 94.548012] ------------[ cut here ]------------ h [ 94.555453] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 94.564280] refcount_t: decrement hit 0; leaking memory. [ 94.569650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 94.598806] CPU: 3 PID: 2992 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 94.606556] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 94.613087] Backtrace: [ 94.615563] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 94.623141] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 94.628811] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 94.636132] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 94.643102] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 [ 94.650858] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 94.658348] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c5ec0000 [ 94.664018] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 94.672985] r9:c1ad07cc r8:c15e88e4 r7:c5ec1f60 r6:00000017 r5:c5c7f000 r4:c5ec0000 [ 94.680741] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 94.690404] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 94.700590] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.709811] r4:00000036 [ 94.712355] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.720372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.728298] r9:c5ec1f60 r8:c5308000 r7:00000017 r6:b6e5f000 r5:c5c0dcc0 r4:c0c351b8 [ 94.736055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.743892] r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e5f000 r5:c5c0dcc0 r4:00000000 [ 94.751643] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.758787] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5ec0000 r5:c5c0dcc0 [ 94.766620] r4:c5c0dcc0 [ 94.769166] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.776311] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000017 r4:00000017 [ 94.784065] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.791639] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) [ 94.796699] 1fa0: 00000017 00000017 00000001 b6e5f000 00000017 00000000 [ 94.804884] 1fc0: 00000017 00000017 b6fa6e00 00000004 00000001 00000000 00020000 bea98a64 [ 94.813065] 1fe0: 00000004 bea98798 b6f114cf b6e977e6 [ 94.818178] irq event stamp: 0 [ 94.821253] hardirqs last enabled at (0): [<00000000>] 0x0 [ 94.826841] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 94.834393] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 94.841961] softirqs last disabled at (0): [<00000000>] 0x0 [ 94.847592] ---[ end trace 77d48502fc65feba ]--- [ 94.852232] lkdtm: Saturation detected: still saturated # [ 94.532667] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 94.539308] lkdtm: attempting bad refcount_dec() from saturated # [ 94.548012] ------------[ cut here ]------------ # [ 94.555453] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 94.564280] refcount_t: decrement hit 0; leaking memory. # [ 94.569650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 94.598806] CPU: 3 PID: 2992 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 94.606556] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.613087] Backtrace: # [ 94.615563] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.623141] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 94.628811] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.636132] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 94.643102] r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734 # [ 94.650858] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.658348] r7:0000001f r6:c1a24734 r5:c1a24798 r4:c5ec0000 # [ 94.664018] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 94.672985] r9:c1ad07cc r8:c15e88e4 r7:c5ec1f60 r6:00000017 r5:c5c7f000 r4:c5ec0000 # [ 94.680741] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 94.690404] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 94.700590] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.709811] r4:00000036 # [ 94.712355] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.720372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.728298] r9:c5ec1f60 r8:c5308000 r7:00000017 r6:b6e5f000 r5:c5c0dcc0 r4:c0c351b8 # [ 94.736055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.743892] r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e5f000 r5:c5c0dcc0 r4:00000000 # [ 94.751643] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.758787] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5ec0000 r5:c5c0dcc0 # [ 94.766620] r4:c5c0dcc0 # [ 94.769166] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.776311] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000017 r4:00000017 # [ 94.784065] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.791639] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) # [ 94.796699] 1fa0: 00000017 00000017 00000001 b6e5f000 00000017 00000000 # [ 94.804884] 1fc0: 00000017 00000017 b6fa6e00 00000004 00000001 00000000 00020000 bea98a64 # [ 94.813065] 1fe0: 00000004 bea98798 b6f114cf b6e977e6 # [ 94.818178] irq event stamp: 0 # [ 94.821253] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.826841] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 94.834393] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 94.841961] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.847592] ---[ end trace 77d48502fc65feba ]--- # [ 94.852232] 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 [ 95.310224] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 95.316343] lkdtm: attempting bad refcount_dec() from saturated [ 95.322352] ------------[ cut here ]------------ [ 95.327001] WARNING: CPU: 0 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 95.335498] refcount_t: saturated; leaking memory. [ 95.340440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 95.369972] CPU: 0 PID: 3027 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 95.377722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.384255] Backtrace: [ 95.386730] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 95.394310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 95.399982] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 95.407305] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 95.414276] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 [ 95.422033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 95.429522] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6a3c000 [ 95.435192] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 95.444159] r9:c1ad07e4 r8:c15e88e4 r7:c6a3df60 r6:00000017 r5:c5c51000 r4:c6a3c000 [ 95.451917] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 95.461585] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 95.471771] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.480995] r4:00000037 [ 95.483538] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.491554] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.499481] r9:c6a3df60 r8:c5308000 r7:00000017 r6:b6dd7000 r5:c59faf00 r4:c0c351b8 [ 95.507240] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.515078] r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dd7000 r5:c59faf00 r4:00000000 [ 95.522831] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.529978] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6a3c000 r5:c59faf00 [ 95.537811] r4:c59faf00 [ 95.540355] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.547500] r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017 [ 95.555254] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.562827] Exception stack(0xc6a3dfa8 to 0xc6a3dff0) [ 95.567888] dfa0: 00000017 00000017 00000001 b6dd7000 00000017 00000000 [ 95.576074] dfc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 bef93a64 [ 95.584258] dfe0: 00000004 bef93798 b6e894cf b6e0f7e6 [ 95.589360] irq event stamp: 0 [ 95.592437] hardirqs last enabled at (0): [<00000000>] 0x0 [ 95.598052] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 95.605550] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 95.613067] softirqs last disabled at (0): [<00000000>] 0x0 [ 95.618674] ---[ end trace 77d48502fc65febb ]--- [ 95.623303] 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 # [ 95.310224] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 95.316343] lkdtm: attempting bad refcount_dec() from saturated # [ 95.322352] ------------[ cut here ]------------ # [ 95.327001] WARNING: CPU: 0 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 95.335498] refcount_t: saturated; leaking memory. # [ 95.340440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 95.369972] CPU: 0 PID: 3027 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 95.377722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.384255] Backtrace: # [ 95.386730] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.394310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 95.399982] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.407305] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 95.414276] r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734 # [ 95.422033] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.429522] r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6a3c000 # [ 95.435192] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 95.444159] r9:c1ad07e4 r8:c15e88e4 r7:c6a3df60 r6:00000017 r5:c5c51000 r4:c6a3c000 # [ 95.451917] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 95.461585] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 95.471771] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.480995] r4:00000037 # [ 95.483538] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.491554] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.499481] r9:c6a3df60 r8:c5308000 r7:00000017 r6:b6dd7000 r5:c59faf00 r4:c0c351b8 # [ 95.507240] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.515078] r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dd7000 r5:c59faf00 r4:00000000 # [ 95.522831] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.529978] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6a3c000 r5:c59faf00 # [ 95.537811] r4:c59faf00 # [ 95.540355] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.547500] r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017 # [ 95.555254] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.562827] Exception stack(0xc6a3dfa8 to 0xc6a3dff0) # [ 95.567888] dfa0: 00000017 00000017 00000001 b6dd7000 00000017 00000000 # [ 95.576074] dfc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 bef93a64 # [ 95.584258] dfe0: 00000004 bef93798 b6e894cf b6e0f7e6 # [ 95.589360] irq event stamp: 0 # [ 95.592437] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 95.598052] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 95.605550] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 95.613067] softirqs last disabled at (0): [<00000000>] 0x0 # [ 95.618674] ---[ end trace 77d48502fc65febb ]--- # [ 95.623303] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SAT[ 96.077686] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED URATED: saw 'Saturatio[n d e9t6.085092] lkdtm: attempting bad refcount_inc_not_zero() from saturated cted: still saturated': ok ok 54[ 96.094247] ------------[ cut here ]------------ selftests: lkdtm: REFCOUNT_ADD_S[ 96.101683] WARNING: CPU: 1 PID: 3059 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ATURATED.sh # selftests: lkdtm: [ 96.112964] refcount_t: saturated; leaking memory. REFCOUNT_INC_NOT_ZERO_SATURATED.s[ 96.120618] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 h [ 96.152347] CPU: 1 PID: 3059 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 96.160282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 96.166816] Backtrace: [ 96.169297] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 96.176880] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 96.182558] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 96.189885] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 96.196860] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 [ 96.204620] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 96.212113] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69c4000 [ 96.217788] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 96.226759] r9:c1ad07fc r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c5bf6000 r4:c0000000 [ 96.234520] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 96.244970] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 96.256715] r5:c5bf6000 r4:c69c4000 [ 96.260308] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 96.270316] r4:00000038 [ 96.272863] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.280886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 96.288816] r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e89000 r5:c5a47e00 r4:c0c351b8 [ 96.296578] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 96.304422] r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e89000 r5:c5a47e00 r4:00000000 [ 96.312178] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 96.319326] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c69c4000 r5:c5a47e00 [ 96.327162] r4:c5a47e00 [ 96.329710] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.336857] r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000020 r4:00000020 [ 96.344615] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.352192] Exception stack(0xc69c5fa8 to 0xc69c5ff0) [ 96.357256] 5fa0: 00000020 00000020 00000001 b6e89000 00000020 00000000 [ 96.365446] 5fc0: 00000020 00000020 b6fd0e00 00000004 00000001 00000000 00020000 be827a64 [ 96.373632] 5fe0: 00000004 be827798 b6f3b4cf b6ec17e6 [ 96.378783] irq event stamp: 0 [ 96.381861] hardirqs last enabled at (0): [<00000000>] 0x0 [ 96.387455] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 96.395033] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 96.402620] softirqs last disabled at (0): [<00000000>] 0x0 [ 96.408269] ---[ end trace 77d48502fc65febc ]--- [ 96.412922] lkdtm: Saturation detected: still saturated # [ 96.077686] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 96.085092] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 96.094247] ------------[ cut here ]------------ # [ 96.101683] WARNING: CPU: 1 PID: 3059 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 96.112964] refcount_t: saturated; leaking memory. # [ 96.120618] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 96.152347] CPU: 1 PID: 3059 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 96.160282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.166816] Backtrace: # [ 96.169297] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 96.176880] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 96.182558] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 96.189885] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 96.196860] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 # [ 96.204620] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 96.212113] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69c4000 # [ 96.217788] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 96.226759] r9:c1ad07fc r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c5bf6000 r4:c0000000 # [ 96.234520] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 96.244970] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 96.256715] r5:c5bf6000 r4:c69c4000 # [ 96.260308] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.270316] r4:00000038 # [ 96.272863] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.280886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.288816] r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e89000 r5:c5a47e00 r4:c0c351b8 # [ 96.296578] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.304422] r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e89000 r5:c5a47e00 r4:00000000 # [ 96.312178] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.319326] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c69c4000 r5:c5a47e00 # [ 96.327162] r4:c5a47e00 # [ 96.329710] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.336857] r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000020 r4:00000020 # [ 96.344615] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.352192] Exception stack(0xc69c5fa8 to 0xc69c5ff0) # [ 96.357256] 5fa0: 00000020 00000020 00000001 b6e89000 00000020 00000000 # [ 96.365446] 5fc0: 00000020 00000020 b6fd0e00 00000004 00000001 00000000 00020000 be827a64 # [ 96.373632] 5fe0: 00000004 be827798 b6f3b4cf b6ec17e6 # [ 96.378783] irq event stamp: 0 # [ 96.381861] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.387455] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 96.395033] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 96.402620] softirqs last disabled at (0): [<00000000>] 0x0 # [ 96.408269] ---[ end trace 77d48502fc65febc ]--- # [ 96.412922] lkdtm: Saturation detected: still saturated # REF[ 96.850252] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED COUNT_INC_NOT_ZERO_SATURATED: mis[ 96.857870] lkdtm: attempting bad refcount_add_not_zero() from saturated sing 'call trace:[' : [9F6A.I8L7366] ------------[ cut here ]------------ ] not ok 55 selftests: lkdtm: RE[ 96.874232] WARNING: CPU: 2 PID: 3093 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 FCOUNT_INC_NOT_ZERO_SATURATED.sh [ 96.885475] refcount_t: saturated; leaking memory. # exit=1 # selftests: lkdtm: REF[ 96.893080] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 COUNT_ADD_NOT_ZERO_SATURATED.sh [ 96.924850] CPU: 2 PID: 3093 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 96.935338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 96.941871] Backtrace: [ 96.944347] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 96.951925] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 96.957599] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 96.964925] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 96.971898] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 [ 96.979655] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 96.987145] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69ce000 [ 96.992817] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 97.001786] r9:c1ad081c r8:c15e88e4 r7:c69cff60 r6:00000020 r5:c68f0000 r4:c0000000 [ 97.009543] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 97.019987] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 97.031729] r5:c68f0000 r4:c69ce000 [ 97.035318] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.045320] r4:00000039 [ 97.047865] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.055882] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.063808] r9:c69cff60 r8:c5308000 r7:00000020 r6:b6dff000 r5:c5c0a3c0 r4:c0c351b8 [ 97.071567] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.079406] r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6dff000 r5:c5c0a3c0 r4:00000000 [ 97.087159] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.094302] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c69ce000 r5:c5c0a3c0 [ 97.102136] r4:c5c0a3c0 [ 97.104679] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.111824] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000020 r4:00000020 [ 97.119580] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.127154] Exception stack(0xc69cffa8 to 0xc69cfff0) [ 97.132215] ffa0: 00000020 00000020 00000001 b6dff000 00000020 00000000 [ 97.140400] ffc0: 00000020 00000020 b6f46e00 00000004 00000001 00000000 00020000 bec69a64 [ 97.148583] ffe0: 00000004 bec69798 b6eb14cf b6e377e6 [ 97.153733] irq event stamp: 0 [ 97.156806] hardirqs last enabled at (0): [<00000000>] 0x0 [ 97.162424] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 97.169970] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 97.177479] softirqs last disabled at (0): [<00000000>] 0x0 [ 97.183115] ---[ end trace 77d48502fc65febd ]--- [ 97.187777] lkdtm: Saturation detected: still saturated # [ 96.850252] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 96.857870] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 96.867366] ------------[ cut here ]------------ # [ 96.874232] WARNING: CPU: 2 PID: 3093 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 96.885475] refcount_t: saturated; leaking memory. # [ 96.893080] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 96.924850] CPU: 2 PID: 3093 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 96.935338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.941871] Backtrace: # [ 96.944347] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 96.951925] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 96.957599] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 96.964925] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 96.971898] r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734 # [ 96.979655] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 96.987145] r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69ce000 # [ 96.992817] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 97.001786] r9:c1ad081c r8:c15e88e4 r7:c69cff60 r6:00000020 r5:c68f0000 r4:c0000000 # [ 97.009543] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 97.019987] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 97.031729] r5:c68f0000 r4:c69ce000 # [ 97.035318] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.045320] r4:00000039 # [ 97.047865] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.055882] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.063808] r9:c69cff60 r8:c5308000 r7:00000020 r6:b6dff000 r5:c5c0a3c0 r4:c0c351b8 # [ 97.071567] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.079406] r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6dff000 r5:c5c0a3c0 r4:00000000 # [ 97.087159] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.094302] r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c69ce000 r5:c5c0a3c0 # [ 97.102136] r4:c5c0a3c0 # [ 97.104679] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.111824] r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000020 r4:00000020 # [ 97.119580] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.127154] Exception stack(0xc69cffa8 to 0xc69cfff0) # [ 97.132215] ffa0: 00000020 00000020 00000001 b6dff000 00000020 00000000 # [ 97.140400] ffc0: 00000020 00000020 b6f46e00 00000004 00000001 00000000 00020000 bec69a64 # [ 97.148583] ffe0: 00000004 bec69798 b6eb14cf b6e377e6 # [ 97.153733] irq event stamp: 0 # [ 97.156806] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 97.162424] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.169970] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.177479] softirqs last disabled at (0): [<00000000>] 0x0 # [ 97.183115] ---[ end trace 77d48502fc65febd ]--- # [ 97.187777] 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 [ 97.650641] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 97.657638] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 97.664361] ------------[ cut here ]------------ [ 97.669148] WARNING: CPU: 2 PID: 3130 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 97.677754] refcount_t: underflow; use-after-free. [ 97.682557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 [ 97.711713] CPU: 2 PID: 3130 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 97.719464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 97.725996] Backtrace: [ 97.728471] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 97.736051] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 97.741724] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 97.749049] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 97.756021] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 [ 97.763776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 97.771265] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c69c4000 [ 97.776937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 97.785993] r9:c1ad083c r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c47b2000 r4:c69c4000 [ 97.793749] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 97.804198] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 97.815946] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.825951] r4:0000003a [ 97.828494] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.836511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.844437] r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e71000 r5:c5c0a500 r4:c0c351b8 [ 97.852195] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.860034] r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e71000 r5:c5c0a500 r4:00000000 [ 97.867787] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.874931] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c69c4000 r5:c5c0a500 [ 97.882763] r4:c5c0a500 [ 97.885309] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.892453] r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 [ 97.900209] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.907783] Exception stack(0xc69c5fa8 to 0xc69c5ff0) [ 97.912844] 5fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 [ 97.921028] 5fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be893a64 [ 97.929213] 5fe0: 00000004 be893798 b6f234cf b6ea97e6 [ 97.934330] irq event stamp: 0 [ 97.937406] hardirqs last enabled at (0): [<00000000>] 0x0 [ 97.943029] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 97.950572] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 97.958112] softirqs last disabled at (0): [<00000000>] 0x0 [ 97.963704] ---[ end trace 77d48502fc65febe ]--- [ 97.968373] lkdtm: Saturation detected: still saturated # [ 97.650641] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 97.657638] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 97.664361] ------------[ cut here ]------------ # [ 97.669148] WARNING: CPU: 2 PID: 3130 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 97.677754] refcount_t: underflow; use-after-free. # [ 97.682557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 97.711713] CPU: 2 PID: 3130 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 97.719464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.725996] Backtrace: # [ 97.728471] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 97.736051] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 97.741724] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.749049] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 97.756021] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 # [ 97.763776] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 97.771265] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c69c4000 # [ 97.776937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 97.785993] r9:c1ad083c r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c47b2000 r4:c69c4000 # [ 97.793749] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 97.804198] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 97.815946] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.825951] r4:0000003a # [ 97.828494] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.836511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.844437] r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e71000 r5:c5c0a500 r4:c0c351b8 # [ 97.852195] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.860034] r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e71000 r5:c5c0a500 r4:00000000 # [ 97.867787] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.874931] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c69c4000 r5:c5c0a500 # [ 97.882763] r4:c5c0a500 # [ 97.885309] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.892453] r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 # [ 97.900209] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.907783] Exception stack(0xc69c5fa8 to 0xc69c5ff0) # [ 97.912844] 5fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 # [ 97.921028] 5fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be893a64 # [ 97.929213] 5fe0: 00000004 be893798 b6f234cf b6ea97e6 # [ 97.934330] irq event stamp: 0 # [ 97.937406] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 97.943029] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.950572] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 97.958112] softirqs last disabled at (0): [<00000000>] 0x0 # [ 97.963704] ---[ end trace 77d48502fc65febe ]--- # [ 97.968373] lkdtm: Saturation detected: still saturated # RE[ 98.398810] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED FCOUNT_DEC_AND_TEST_SATURATED: sa[ 98.406253] lkdtm: attempting bad refcount_sub_and_test() from saturated w 'Saturation detected: still sat[ 98.415959] ------------[ cut here ]------------ urated': ok ok 57 selftests: lkd[ 98.423479] WARNING: CPU: 0 PID: 3165 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 tm: REFCOUNT_DEC_AND_TEST_SATURAT[ 98.434845] refcount_t: underflow; use-after-free. ED.sh # selftests: lkdtm: REFCOU[ 98.442517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 NT_SUB_AND_TEST_SATURATED.sh [ 98.474248] CPU: 0 PID: 3165 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 98.484551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.491083] Backtrace: [ 98.493559] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 98.501140] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 98.506810] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 98.514135] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 98.521105] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 [ 98.528860] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 98.536350] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5a92000 [ 98.542022] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 98.551077] r9:c1ad085c r8:c15e88e4 r7:c5a93f60 r6:00000020 r5:c5c56000 r4:c5a92000 [ 98.558834] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 98.569281] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 98.581027] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.591030] r4:0000003b [ 98.593573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.601591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.609516] r9:c5a93f60 r8:c5308000 r7:00000020 r6:b6ea7000 r5:c581a640 r4:c0c351b8 [ 98.617273] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.625113] r9:c07e1310 r8:c5a93f60 r7:c2815800 r6:b6ea7000 r5:c581a640 r4:00000000 [ 98.632864] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.640008] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c5a92000 r5:c581a640 [ 98.647841] r4:c581a640 [ 98.650384] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.657528] r9:c5a92000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020 [ 98.665284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.672858] Exception stack(0xc5a93fa8 to 0xc5a93ff0) [ 98.677920] 3fa0: 00000020 00000020 00000001 b6ea7000 00000020 00000000 [ 98.686106] 3fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 bef52a64 [ 98.694290] 3fe0: 00000004 bef52798 b6f594cf b6edf7e6 [ 98.699373] irq event stamp: 0 [ 98.702443] hardirqs last enabled at (0): [<00000000>] 0x0 [ 98.708053] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 98.715550] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 98.723064] softirqs last disabled at (0): [<00000000>] 0x0 [ 98.728668] ---[ end trace 77d48502fc65febf ]--- [ 98.733295] lkdtm: Saturation detected: still saturated # [ 98.398810] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 98.406253] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 98.415959] ------------[ cut here ]------------ # [ 98.423479] WARNING: CPU: 0 PID: 3165 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 98.434845] refcount_t: underflow; use-after-free. # [ 98.442517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3 # [ 98.474248] CPU: 0 PID: 3165 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 98.484551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.491083] Backtrace: # [ 98.493559] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 98.501140] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 98.506810] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 98.514135] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 98.521105] r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734 # [ 98.528860] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 98.536350] r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5a92000 # [ 98.542022] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 98.551077] r9:c1ad085c r8:c15e88e4 r7:c5a93f60 r6:00000020 r5:c5c56000 r4:c5a92000 # [ 98.558834] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 98.569281] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 98.581027] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.591030] r4:0000003b # [ 98.593573] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.601591] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.609516] r9:c5a93f60 r8:c5308000 r7:00000020 r6:b6ea7000 r5:c581a640 r4:c0c351b8 # [ 98.617273] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.625113] r9:c07e1310 r8:c5a93f60 r7:c2815800 r6:b6ea7000 r5:c581a640 r4:00000000 # [ 98.632864] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.640008] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c5a92000 r5:c581a640 # [ 98.647841] r4:c581a640 # [ 98.650384] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.657528] r9:c5a92000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020 # [ 98.665284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.672858] Exception stack(0xc5a93fa8 to 0xc5a93ff0) # [ 98.677920] 3fa0: 00000020 00000020 00000001 b6ea7000 00000020 00000000 # [ 98.686106] 3fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 bef52a64 # [ 98.694290] 3fe0: 00000004 bef52798 b6f594cf b6edf7e6 # [ 98.699373] irq event stamp: 0 # [ 98.702443] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 98.708053] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 98.715550] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 98.723064] softirqs last disabled at (0): [<00000000>] 0x0 # [ 98.728668] ---[ end trace 77d48502fc65febf ]--- # [ 98.733295] 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 [ 99.537026] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 99.543230] lkdtm: attempting good copy_to_user of correct size [ 99.549288] lkdtm: attempting bad copy_to_user of too large size # [ 99.537026] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 99.543230] lkdtm: attempting good copy_to_user of correct size # [ 99.549288] 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 [ 99.947289] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 99.953560] lkdtm: attempting good copy_from_user of correct size [ 99.959736] lkdtm: attempting bad copy_from_user of too large size # [ 99.947289] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 99.953560] lkdtm: attempting good copy_from_user of correct size # [ 99.959736] 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 [ 100.350087] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 100.356571] lkdtm: attempting good copy_to_user inside whitelist [ 100.362822] lkdtm: attempting bad copy_to_user outside whitelist # [ 100.350087] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 100.356571] lkdtm: attempting good copy_to_user inside whitelist # [ 100.362822] 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 [ 100.768381] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 100.775039] lkdtm: attempting good copy_from_user inside whitelist [ 100.781434] lkdtm: attempting bad copy_from_user outside whitelist # [ 100.768381] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 100.775039] lkdtm: attempting good copy_from_user inside whitelist # [ 100.781434] 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 [ 101.174661] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 101.180996] lkdtm: good_stack: c6b15e0c-c6b15e2c [ 101.185656] lkdtm: bad_stack : c6b15d84-c6b15da4 [ 101.190349] lkdtm: attempting good copy_to_user of local stack [ 101.196241] lkdtm: attempting bad copy_to_user of distant stack # [ 101.174661] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 101.180996] lkdtm: good_stack: c6b15e0c-c6b15e2c # [ 101.185656] lkdtm: bad_stack : c6b15d84-c6b15da4 # [ 101.190349] lkdtm: attempting good copy_to_user of local stack # [ 101.196241] 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 [ 101.598185] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 101.604567] lkdtm: good_stack: c5a3de0c-c5a3de2c [ 101.609243] lkdtm: bad_stack : c5a3dd84-c5a3dda4 [ 101.615373] lkdtm: attempting good copy_from_user of local stack [ 101.621513] lkdtm: attempting bad copy_from_user of distant stack # [ 101.598185] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 101.604567] lkdtm: good_stack: c5a3de0c-c5a3de2c # [ 101.609243] lkdtm: bad_stack : c5a3dd84-c5a3dda4 # [ 101.615373] lkdtm: attempting good copy_from_user of local stack # [ 101.621513] 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 [ 102.020007] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 102.026035] lkdtm: good_stack: c5ec1e0c-c5ec1e2c [ 102.030755] lkdtm: bad_stack : c5ec1ffc-c5ec201c [ 102.035399] lkdtm: attempting good copy_to_user of local stack [ 102.041323] lkdtm: attempting bad copy_to_user of distant stack # [ 102.020007] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 102.026035] lkdtm: good_stack: c5ec1e0c-c5ec1e2c # [ 102.030755] lkdtm: bad_stack : c5ec1ffc-c5ec201c # [ 102.035399] lkdtm: attempting good copy_to_user of local stack # [ 102.041323] 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 [ 102.450543] lkdtm: Performing direct entry USERCOPY_KERNEL [ 102.456067] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 [ 102.463251] lkdtm: attempting bad copy_to_user from kernel text: c053aac0 [ 102.470147] lkdtm: FAIL: survived bad copy_to_user() # [ 102.450543] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 102.456067] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90 # [ 102.463251] lkdtm: attempting bad copy_to_user from kernel text: c053aac0 # [ 102.470147] 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 [ 102.899438] lkdtm: Performing direct entry STACKLEAK_ERASING [ 102.905119] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 102.912307] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 102.919258] lkdtm: FAIL: the thread stack is NOT properly erased [ 102.925292] CPU: 2 PID: 3530 Comm: cat Tainted: G D W 5.10.167-cip26 #1 [ 102.933051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.939600] Backtrace: [ 102.942117] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.949720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 [ 102.955419] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.962771] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 102.971330] r9:c1ad0964 r8:c15e88e4 r7:c6b37f60 r6:c6b37e34 r5:c6b36000 r4:0000078d [ 102.979111] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.987927] r8:c15e88e4 r7:c6b37f60 r6:00000012 r5:c5caa000 r4:00000046 [ 102.994663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.002708] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.010657] r9:c6b37f60 r8:c5308000 r7:00000012 r6:b6e7f000 r5:c5a97400 r4:c0c351b8 [ 103.018444] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.026304] r9:c07e1310 r8:c6b37f60 r7:c2815800 r6:b6e7f000 r5:c5a97400 r4:00000000 [ 103.034080] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.041247] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b36000 r5:c5a97400 [ 103.049099] r4:c5a97400 [ 103.051667] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.058837] r9:c6b36000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 [ 103.066616] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.074207] Exception stack(0xc6b37fa8 to 0xc6b37ff0) [ 103.079291] 7fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 [ 103.087500] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 beb3fa64 [ 103.095701] 7fe0: 00000004 beb3f798 b6f314cf b6eb77e6 # [ 102.899438] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 102.905119] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 102.912307] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 102.919258] lkdtm: FAIL: the thread stack is NOT properly erased # [ 102.925292] CPU: 2 PID: 3530 Comm: cat Tainted: G D W 5.10.167-cip26 #1 # [ 102.933051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.939600] Backtrace: # [ 102.942117] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.949720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8 # [ 102.955419] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.962771] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 102.971330] r9:c1ad0964 r8:c15e88e4 r7:c6b37f60 r6:c6b37e34 r5:c6b36000 r4:0000078d # [ 102.979111] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.987927] r8:c15e88e4 r7:c6b37f60 r6:00000012 r5:c5caa000 r4:00000046 # [ 102.994663] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.002708] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.010657] r9:c6b37f60 r8:c5308000 r7:00000012 r6:b6e7f000 r5:c5a97400 r4:c0c351b8 # [ 103.018444] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.026304] r9:c07e1310 r8:c6b37f60 r7:c2815800 r6:b6e7f000 r5:c5a97400 r4:00000000 # [ 103.034080] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.041247] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b36000 r5:c5a97400 # [ 103.049099] r4:c5a97400 # [ 103.051667] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.058837] r9:c6b36000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 # [ 103.066616] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.074207] Exception stack(0xc6b37fa8 to 0xc6b37ff0) # [ 103.079291] 7fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 # [ 103.087500] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 beb3fa64 # [ 103.095701] 7fe0: 00000004 beb3f798 b6f314cf b6eb77e6 # 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 [ 103.530579] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 103.536263] lkdtm: Calling matched prototype ... [ 103.540971] lkdtm: Calling mismatched prototype ... [ 103.545867] lkdtm: Fail: survived mismatched prototype function call! # [ 103.530579] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 103.536263] lkdtm: Calling matched prototype ... # [ 103.540971] lkdtm: Calling mismatched prototype ... # [ 103.545867] 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 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #