[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 7943486/tftp-deploy-_p0blzyl/kernel/zImage tftp 0x10000000 7943486/tftp-deploy-_p0blzyl/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7943486/tftp-deploy-_p0blzyl/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 9.8 MiB/s done Bytes transferred = 12456448 (be1200 hex) => tftp 0x14000000 7943486/tftp-deploy-_p0blzyl/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7943486/tftp-deploy-_p0blzyl/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7943486/tftp-deploy-_p0blzyl/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 9.4 MiB/s done Bytes transferred = 15265982 (e8f0be hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7943486/tftp-deploy-_p0blzyl/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7943486/tftp-deploy-_p0blzyl/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7943486/tftp-deploy-_p0blzyl/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.1 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/7943486/extract-nfsrootfs-f6h3x8xr,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7943486/extract-nfsrootfs-f6h3x8xr,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe1200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15265918 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 5.10.154-cip19 (KernelCI@build-j492674-arm-gcc-10-multi-v7-defconfig-kselftest-rh4cf) (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 Nov 11 03:34:45 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7943486/extract-nfsrootfs-f6h3x8xr,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921608K/1048576K available (17408K kernel code, 2654K rwdata, 8120K rodata, 2048K init, 6693K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56064 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 [ 0.000009] 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 [ 0.004636] Console: colour dummy device 80x30 [ 0.004702] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004732] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004760] ... MAX_LOCK_DEPTH: 48 [ 0.004787] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004814] ... CLASSHASH_SIZE: 4096 [ 0.004841] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004866] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004894] ... CHAINHASH_SIZE: 32768 [ 0.004920] memory used by lock dependency info: 4061 kB [ 0.004948] memory used for stack traces: 2112 kB [ 0.004974] per task-struct memory footprint: 1536 bytes [ 0.005071] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005125] pid_max: default: 32768 minimum: 301 [ 0.005504] LSM: Security Framework initializing [ 0.005615] LSM support for eBPF active [ 0.005759] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005811] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008413] CPU: Testing write buffer coherency: ok [ 0.008534] CPU0: Spectre v2: using BPIALL workaround [ 0.009638] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013583] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.016039] rcu: Hierarchical SRCU implementation. [ 0.025749] EFI services will not be available. [ 0.027079] smp: Bringing up secondary CPUs ... [ 0.030468] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030485] CPU1: Spectre v2: using BPIALL workaround [ 0.034583] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034598] CPU2: Spectre v2: using BPIALL workaround [ 0.038328] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038343] CPU3: Spectre v2: using BPIALL workaround [ 0.039224] smp: Brought up 1 node, 4 CPUs [ 0.039269] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039306] CPU: All CPU(s) started in SVC mode. [ 0.041955] devtmpfs: initialized [ 0.099940] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102618] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102696] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107464] pinctrl core: initialized pinctrl subsystem [ 0.114543] DMI not present or invalid. [ 0.116910] NET: Registered protocol family 16 [ 0.128966] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138470] thermal_sys: Registered thermal governor 'step_wise' [ 0.139093] cpuidle: using governor menu [ 0.139631] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.911718] vdd1p1: supplied by regulator-dummy [ 0.944575] vdd3p0: supplied by regulator-dummy [ 0.976970] vdd2p5: supplied by regulator-dummy [ 1.009512] vddarm: supplied by regulator-dummy [ 1.042856] vddpu: supplied by regulator-dummy [ 1.074373] vddsoc: supplied by regulator-dummy [ 2.450766] No ATAGs? [ 2.451817] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.451903] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.471874] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.501901] Serial: AMBA PL011 UART driver [ 2.567599] Kprobes globally optimized [ 2.688948] iommu: Default domain type: Translated [ 2.691089] vgaarb: loaded [ 2.695988] SCSI subsystem initialized [ 2.698176] usbcore: registered new interface driver usbfs [ 2.698481] usbcore: registered new interface driver hub [ 2.698722] usbcore: registered new device driver usb [ 2.706587] i2c i2c-0: IMX I2C adapter registered [ 2.713816] i2c i2c-1: IMX I2C adapter registered [ 2.718444] i2c i2c-2: IMX I2C adapter registered [ 2.723425] pps_core: LinuxPPS API ver. 1 registered [ 2.723471] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.723573] PTP clock support registered [ 2.740518] clocksource: Switched to clocksource mxc_timer1 [ 4.509019] NET: Registered protocol family 2 [ 4.509841] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.513377] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.513557] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.513789] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.515233] TCP: Hash tables configured (established 8192 bind 8192) [ 4.516292] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.516645] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.516922] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.517678] NET: Registered protocol family 1 [ 4.520702] RPC: Registered named UNIX socket transport module. [ 4.520794] RPC: Registered udp transport module. [ 4.520837] RPC: Registered tcp transport module. [ 4.520879] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.520935] NET: Registered protocol family 44 [ 4.521007] PCI: CLS 0 bytes, default 64 [ 4.523516] Trying to unpack rootfs image as initramfs... [ 6.404401] Freeing initrd memory: 14912K [ 6.405722] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.407018] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.416426] Initialise system trusted keyrings [ 6.417501] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.468983] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.472813] NFS: Registering the id_resolver key type [ 6.473020] Key type id_resolver registered [ 6.473114] Key type id_legacy registered [ 6.473824] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.473930] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.474128] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.476354] Key type asymmetric registered [ 6.476481] Asymmetric key parser 'x509' registered [ 6.476928] bounce: pool size: 64 pages [ 6.477115] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.477220] io scheduler mq-deadline registered [ 6.477261] io scheduler kyber registered [ 6.478213] test_firmware: interface ready [ 6.663142] mxs-dma 110000.dma-apbh: initialized [ 6.730196] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.730534] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.989831] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 7.011285] SuperH (H)SCI(F) driver initialized [ 7.014406] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.019727] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.951621] printk: console [ttymxc1] enabled [ 7.962707] msm_serial: driver initialized [ 7.967966] STMicroelectronics ASC driver initialized [ 7.979910] STM32 USART driver initialized [ 8.007043] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.029869] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.038352] panel-simple panel-lcd: Specify missing connector_type [ 8.046319] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.102301] brd: module loaded [ 8.165819] loop: module loaded [ 8.172465] lkdtm: No crash points registered, enable through debugfs [ 8.195396] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.203445] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.211566] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.219788] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.227864] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.236165] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.244074] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.255513] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.262646] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.271548] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.286057] scsi host0: ahci-imx [ 8.291789] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.359201] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.373051] pps pps0: new PPS source ptp0 [ 8.421015] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.431948] e1000e: Intel(R) PRO/1000 Network Driver [ 8.436956] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.443241] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.448677] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.477339] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.485025] usbcore: registered new interface driver pegasus [ 8.491008] usbcore: registered new interface driver asix [ 8.496587] usbcore: registered new interface driver ax88179_178a [ 8.502915] usbcore: registered new interface driver cdc_ether [ 8.509012] usbcore: registered new interface driver smsc75xx [ 8.515084] usbcore: registered new interface driver smsc95xx [ 8.521082] usbcore: registered new interface driver net1080 [ 8.526937] usbcore: registered new interface driver cdc_subset [ 8.533097] usbcore: registered new interface driver zaurus [ 8.538956] usbcore: registered new interface driver cdc_ncm [ 8.558101] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.564806] ehci-pci: EHCI PCI platform driver [ 8.569447] ehci-platform: EHCI generic platform driver [ 8.575812] ehci-orion: EHCI orion driver [ 8.580870] SPEAr-ehci: EHCI SPEAr driver [ 8.585827] ehci-st: EHCI STMicroelectronics driver [ 8.591718] ehci-exynos: EHCI Exynos driver [ 8.596826] ehci-atmel: EHCI Atmel driver [ 8.601845] tegra-ehci: Tegra EHCI driver [ 8.606822] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.613168] ohci-pci: OHCI PCI platform driver [ 8.617805] ohci-platform: OHCI generic platform driver [ 8.624117] SPEAr-ohci: OHCI SPEAr driver [ 8.629067] ohci-st: OHCI STMicroelectronics driver [ 8.634941] ohci-atmel: OHCI Atmel driver [ 8.642734] usbcore: registered new interface driver usb-storage [ 8.643098] ata1: SATA link down (SStatus 0 SControl 300) [ 8.654611] ahci-imx 2200000.sata: no device found, disabling link. [ 8.660976] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.683238] i2c /dev entries driver [ 8.773650] sdhci: Secure Digital Host Controller Interface driver [ 8.779872] sdhci: Copyright(c) Pierre Ossman [ 8.794434] Synopsys Designware Multimedia Card Interface Driver [ 8.808272] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.817867] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.823186] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.832068] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.839211] ledtrig-cpu: registered to indicate activity on CPUs [ 8.849289] usbcore: registered new interface driver usbhid [ 8.854960] usbhid: USB HID core driver [ 8.874543] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.874563] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.884601] netem: version 1.3 [ 8.891837] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.900024] gre: GRE over IPv4 demultiplexor driver [ 8.905017] ip_gre: GRE over IPv4 tunneling driver [ 8.916054] IPv4 over IPsec tunneling driver [ 8.923466] mmc2: new high speed SDHC card at address 59b4 [ 8.925821] NET: Registered protocol family 10 [ 8.933246] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 8.944649] Segment Routing with IPv6 [ 8.955262] ip6_gre: GRE over IPv6 tunneling driver [ 8.956533] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.963355] NET: Registered protocol family 17 [ 8.967750] GPT:7812499 != 30863359 [ 8.975705] GPT:Alternate GPT header not at the end of the disk. [ 8.980923] 8021q: 802.1Q VLAN Support v1.8 [ 8.981886] GPT:7812499 != 30863359 [ 8.986933] Key type dns_resolver registered [ 8.989446] GPT: Use GNU Parted to correct GPT errors. [ 8.989535] mmcblk2: p1 p2 p3 [ 9.015299] ThumbEE CPU extension supported. [ 9.019645] Registering SWP/SWPB emulation handler [ 9.025844] Loading compiled-in X.509 certificates [ 9.219218] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.227733] panel-simple panel-lcd: Specify missing connector_type [ 9.241476] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.285483] imx_usb 2184200.usb: No over current polarity defined [ 9.302327] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.307573] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.341077] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.362791] hub 1-0:1.0: USB hub found [ 9.366997] hub 1-0:1.0: 1 port detected [ 9.383592] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.417173] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.425536] panel-simple panel-lcd: Specify missing connector_type [ 9.439137] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.471448] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.479742] panel-simple panel-lcd: Specify missing connector_type [ 9.493507] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.511624] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.542617] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.550980] panel-simple panel-lcd: Specify missing connector_type [ 9.564611] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.587011] 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) [ 9.602410] IP-Config: Failed to open gretap0 [ 9.606814] IP-Config: Failed to open erspan0 [ 9.650640] Sending DHCP requests . [ 9.780761] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 10.000105] hub 1-1:1.0: USB hub found [ 10.004867] hub 1-1:1.0: 3 ports detected [ 10.036839] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.045239] panel-simple panel-lcd: Specify missing connector_type [ 10.059078] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.220647] . [ 12.712126] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.722184] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 14.383679] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[566db8c5] [ 14.391185] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[566db8c5] [ 16.710654] ., OK [ 16.753196] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 16.761481] IP-Config: Complete: [ 16.764802] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 16.775529] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 16.783569] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 16.783616] nameserver0=192.168.201.1 [ 16.854600] Freeing unused kernel memory: 2048K [ 16.861359] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 21.022237] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.076246] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.086990] panel-simple panel-lcd: Specify missing connector_type [ 21.099065] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.134158] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.134582] CAN device driver interface [ 21.205499] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.214015] panel-simple panel-lcd: Specify missing connector_type [ 21.237240] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.299133] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.309877] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.316583] caam 2100000.crypto: Entropy delay = 3200 [ 21.334671] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.341360] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.382541] caam 2100000.crypto: Instantiated RNG4 SH0 [ 21.443303] caam 2100000.crypto: Instantiated RNG4 SH1 [ 21.448507] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 21.455206] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.472355] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.488157] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.494522] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.495948] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.510664] panel-simple panel-lcd: Specify missing connector_type [ 21.523780] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.539293] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.548196] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.549010] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.555712] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.556998] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.565202] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.572572] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.581013] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.584534] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.585453] panel-simple panel-lcd: Specify missing connector_type [ 21.593163] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.597907] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.608266] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.671632] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.680051] panel-simple panel-lcd: Specify missing connector_type [ 21.682018] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.703065] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.712207] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.721106] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.729843] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.754814] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.837244] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.846484] panel-simple panel-lcd: Specify missing connector_type [ 21.947025] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.955610] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.964659] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.973290] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.988996] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.292470] caam algorithms registered in /proc/crypto [ 22.323860] caam 2100000.crypto: registering rng-caam [ 22.452327] random: crng init done [ 22.477446] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.485989] panel-simple panel-lcd: Specify missing connector_type [ 22.507956] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.516600] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.525146] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.533649] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.548858] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.582069] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.590528] panel-simple panel-lcd: Specify missing connector_type Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.34 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.051545] systemd[1]: System time before build time, advancing clock. [ 25.313951] 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) [ 25.341343] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 25.397534] systemd[1]: Set hostname to . [ 26.994230] systemd[1]: Queued start job for default target Graphical Interface. [ 27.008177] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 27.053437] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 27.096647] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 27.145394] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 27.184883] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 27.234456] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 27.282308] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.296286] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 27.343115] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 27.381438] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 27.432549] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 27.472642] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 27.513024] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 27.606913] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.621809] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 27.668041] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 27.717436] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 27.772536] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 27.813740] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 27.855108] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.864416] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.887818] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 27.936591] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 28.014806] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 28.053738] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 28.113458] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 28.161240] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 28.228079] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.232519] fuse: init (API version 7.32) [ 28.262919] systemd[1]: Starting Journal Service... Starting Journal Service... [ 28.344929] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 28.391589] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 28.451691] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 28.492850] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 28.543636] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 28.599435] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 28.686014] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.696766] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 28.756628] systemd[1]: modprobe@drm.service: Succeeded. [ 28.766962] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 28.816809] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.827664] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 28.886495] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 28.926426] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 28.993193] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 29.051306] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 29.109485] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.119599] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.139011] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 29.192919] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 29.255975] systemd[1]: Starting Create System Users... Starting Create System Users... [ 29.278758] 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... [ 29.693503] systemd-journald[273]: 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 ] 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 ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [* ] A start job is running for User Login Management (11s / 1min 37s) M [ OK ] Started User Login Management. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ 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 5.10.154-cip19 #1 SMP Fri Nov 11 03:34:45 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7943486/extract-nfsrootfs-f6h3x8xr' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7943486/extract-nfsrootfs-f6h3x8xr' / # 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-7943486/environment . /lava-7943486/environment / # /lava-7943486/bin/lava-test-runner /lava-7943486/0 /lava-7943486/bin/lava-test-runner /lava-7943486/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7943486/0/tests/0_timesync-off ++ cat uuid + UUID=7943486_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-7943486/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7943486_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.153-cip19-122-g149fbc7cd21d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7943486/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-11-11 04:23:17-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.153-cip19-122-g149fbc7cd21d/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: 1408344 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 20.46K 72.2KB/s kselftest.tar.xz 5%[> ] 74.19K 130KB/s kselftest.tar.xz 6%[> ] 91.16K 106KB/s kselftest.tar.xz 9%[> ] 136.89K 120KB/s kselftest.tar.xz 12%[=> ] 168.00K 117KB/s kselftest.tar.xz 14%[=> ] 204.77K 119KB/s kselftest.tar.xz 17%[==> ] 240.12K 120KB/s kselftest.tar.xz 20%[===> ] 278.30K 121KB/s kselftest.tar.xz 21%[===> ] 295.27K 114KB/s kselftest.tar.xz 24%[===> ] 343.35K 119KB/s kselftest.tar.xz 27%[====> ] 381.04K 120KB/s eta 8s kselftest.tar.xz 30%[=====> ] 418.29K 121KB/s eta 8s kselftest.tar.xz 32%[=====> ] 446.09K 119KB/s eta 8s kselftest.tar.xz 34%[=====> ] 477.68K 118KB/s eta 8s kselftest.tar.xz 36%[======> ] 499.82K 116KB/s eta 8s kselftest.tar.xz 37%[======> ] 517.28K 112KB/s eta 8s kselftest.tar.xz 39%[======> ] 542.73K 111KB/s eta 8s kselftest.tar.xz 41%[=======> ] 573.84K 111KB/s eta 8s kselftest.tar.xz 43%[=======> ] 604.95K 111KB/s eta 7s kselftest.tar.xz 46%[========> ] 637.47K 108KB/s eta 7s kselftest.tar.xz 48%[========> ] 672.82K 112KB/s eta 7s kselftest.tar.xz 51%[=========> ] 709.59K 111KB/s eta 7s kselftest.tar.xz 54%[=========> ] 743.53K 112KB/s eta 6s kselftest.tar.xz 56%[==========> ] 777.46K 113KB/s eta 6s kselftest.tar.xz 59%[==========> ] 819.89K 115KB/s eta 6s kselftest.tar.xz 62%[===========> ] 860.89K 121KB/s eta 6s kselftest.tar.xz 65%[============> ] 900.49K 120KB/s eta 6s kselftest.tar.xz 69%[============> ] 949.98K 124KB/s eta 3s kselftest.tar.xz 72%[=============> ] 995.23K 130KB/s eta 3s kselftest.tar.xz 75%[==============> ] 1.02M 135KB/s eta 3s kselftest.tar.xz 79%[==============> ] 1.07M 144KB/s eta 3s kselftest.tar.xz 82%[===============> ] 1.11M 153KB/s eta 3s kselftest.tar.xz 86%[================> ] 1.16M 164KB/s eta 1s kselftest.tar.xz 90%[=================> ] 1.21M 169KB/s eta 1s kselftest.tar.xz 96%[==================> ] 1.29M 184KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 193KB/s in 9.5s 2022-11-11 04:23:27 (145 KB/s) - 'kselftest.tar.xz' saved [1408344/1408344] 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 ======================================== [ 91.959136] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh [ 92.794487] lkdtm: Performing direct entry BUG [ 92.799265] ------------[ cut here ]------------ [ 92.803895] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 92.809130] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 92.814278] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 92.843355] CPU: 1 PID: 795 Comm: cat Not tainted 5.10.154-cip19 #1 [ 92.849630] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.856179] PC is at lkdtm_BUG+0x14/0x18 [ 92.860114] LR is at lkdtm_do_action+0x2c/0x4c [ 92.864567] pc : [] lr : [] psr: a00e0013 [ 92.870842] sp : c47e1e58 ip : c47e1e68 fp : c47e1e64 [ 92.876074] r10: 00000004 r9 : c1ad0b34 r8 : c15e8634 [ 92.881306] r7 : c47e1f60 r6 : 00000004 r5 : c6866000 r4 : 00000001 [ 92.887840] r3 : c0c2f7f4 r2 : 4aaf715a r1 : ef7965e0 r0 : c15e863c [ 92.894376] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 92.901519] Control: 10c5387d Table: 16f1804a DAC: 00000051 [ 92.907274] Process cat (pid: 795, stack limit = 0x317cc9b8) [ 92.912941] Stack: (0xc47e1e58 to 0xc47e2000) [ 92.917309] 1e40: c47e1e74 c47e1e68 [ 92.925502] 1e60: c0c2f288 c0c2f800 c47e1e9c c47e1e78 c0c2f788 c0c2f268 c0c2f668 c69e4f00 [ 92.933692] 1e80: b6de4000 00000004 c519d600 c47e1f60 c47e1ec4 c47e1ea0 c07f6198 c0c2f674 [ 92.941882] 1ea0: 00000000 c69e4f00 b6de4000 c2816000 c47e1f60 c07f6134 c47e1f5c c47e1ec8 [ 92.950072] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c280a6e4 c05991b4 c47e0000 [ 92.958262] 1ee0: b6de4000 00020000 00000004 00000004 0001fffc c47e1ee0 00000001 00000805 [ 92.966452] 1f00: c5b063c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 92.974642] 1f20: 00000000 00000000 c47e0000 4aaf715a b6de3000 c69e4f00 c69e4f00 c47e0000 [ 92.982831] 1f40: b6de4000 00000000 00000000 00000004 c47e1f94 c47e1f60 c05991b4 c0598b20 [ 92.991020] 1f60: 00000000 00000000 c47e1fac 4aaf715a 00000004 00000004 b6f2be00 00000004 [ 92.999208] 1f80: c03002e4 c47e0000 c47e1fa4 c47e1f98 c0599244 c059914c 00000000 c47e1fa8 [ 93.007397] 1fa0: c03000c0 c0599238 00000004 00000004 00000001 b6de4000 00000004 00000000 [ 93.015585] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 [ 93.023774] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 800e0030 00000001 00000000 00000000 [ 93.031963] Backtrace: [ 93.034469] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.042085] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.050130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.058081] r9:c47e1f60 r8:c519d600 r7:00000004 r6:b6de4000 r5:c69e4f00 r4:c0c2f668 [ 93.065865] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.073729] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6de4000 r5:c69e4f00 r4:00000000 [ 93.081507] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.088673] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c47e0000 r5:c69e4f00 [ 93.096523] r4:c69e4f00 [ 93.099089] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.106256] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000004 r4:00000004 [ 93.114035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.121624] Exception stack(0xc47e1fa8 to 0xc47e1ff0) [ 93.126704] 1fa0: 00000004 00000004 00000001 b6de4000 00000004 00000000 [ 93.134914] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 [ 93.143117] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 [ 93.148199] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 93.154327] ---[ end trace 95a90cf5243b2e04 ]--- [ 93.158973] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 93.167873] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 795, name: cat [ 93.175548] INFO: lockdep is turned off. [ 93.179488] irq event stamp: 1578 [ 93.182847] hardirqs last enabled at (1577): [] console_unlock+0x4b0/0x6c0 [ 93.190706] hardirqs last disabled at (1578): [] __und_svc+0x60/0x6c [ 93.197961] softirqs last enabled at (1132): [] __do_softirq+0x378/0x5fc [ 93.205646] softirqs last disabled at (1111): [] __irq_exit_rcu+0x178/0x1d0 [ 93.213502] CPU: 1 PID: 795 Comm: cat Tainted: G D 5.10.154-cip19 #1 [ 93.221177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 93.227722] Backtrace: [ 93.230234] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 93.237832] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f7f4 [ 93.243535] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 93.250890] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 93.258665] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd354 r4:c47e0000 [ 93.266446] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 93.274301] r6:00000000 r5:00000031 r4:c19cd354 [ 93.278963] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 93.286732] r6:00000001 r5:c47e0000 r4:c45b5e80 [ 93.291395] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 93.298733] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c45b5e80 [ 93.305472] [] (do_exit) from [] (die+0x374/0x380) [ 93.312019] r7:c1e0fccc [ 93.314582] [] (die) from [] (do_undefinstr+0x170/0x240) [ 93.321659] r10:00000004 r9:c47e0000 r8:c15e8634 r7:00000000 r6:c47e1dc8 r5:c0c2f808 [ 93.329507] r4:e7f001f2 [ 93.332072] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 93.340009] Exception stack(0xc47e1dc8 to 0xc47e1e10) [ 93.345090] 1dc0: c15e863c ef7965e0 4aaf715a c0c2f7f4 00000001 c6866000 [ 93.353300] 1de0: 00000004 c47e1f60 c15e8634 c1ad0b34 00000004 c47e1e64 c47e1e68 c47e1e58 [ 93.361501] 1e00: c0c2f288 c0c2f808 a00e0013 ffffffff [ 93.366578] r7:c47e1dfc r6:ffffffff r5:a00e0013 r4:c0c2f80c [ 93.372281] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.379887] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.387928] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.395874] r9:c47e1f60 r8:c519d600 r7:00000004 r6:b6de4000 r5:c69e4f00 r4:c0c2f668 [ 93.403652] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.411511] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6de4000 r5:c69e4f00 r4:00000000 [ 93.419286] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.426451] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c47e0000 r5:c69e4f00 [ 93.434299] r4:c69e4f00 [ 93.436863] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.444026] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000004 r4:00000004 [ 93.451800] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.459389] Exception stack(0xc47e1fa8 to 0xc47e1ff0) [ 93.464469] 1fa0: 00000004 00000004 00000001 b6de4000 00000004 00000000 [ 93.472677] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 [ 93.480878] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 # Segmentation fault # [ 92.794487] lkdtm: Performing direct entry BUG # [ 92.799265] ------------[ cut here ]------------ # [ 92.803895] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 92.809130] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 92.814278] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 92.843355] CPU: 1 PID: 795 Comm: cat Not tainted 5.10.154-cip19 #1 # [ 92.849630] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.856179] PC is at lkdtm_BUG+0x14/0x18 # [ 92.860114] LR is at lkdtm_do_action+0x2c/0x4c # [ 92.864567] pc : [] lr : [] psr: a00e0013 # [ 92.870842] sp : c47e1e58 ip : c47e1e68 fp : c47e1e64 # [ 92.876074] r10: 00000004 r9 : c1ad0b34 r8 : c15e8634 # [ 92.881306] r7 : c47e1f60 r6 : 00000004 r5 : c6866000 r4 : 00000001 # [ 92.887840] r3 : c0c2f7f4 r2 : 4aaf715a r1 : ef7965e0 r0 : c15e863c # [ 92.894376] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.901519] Control: 10c5387d Table: 16f1804a DAC: 00000051 # [ 92.907274] Process cat (pid: 795, stack limit = 0x317cc9b8) # [ 92.912941] Stack: (0xc47e1e58 to 0xc47e2000) # [ 92.917309] 1e40: c47e1e74 c47e1e68 # [ 92.925502] 1e60: c0c2f288 c0c2f800 c47e1e9c c47e1e78 c0c2f788 c0c2f268 c0c2f668 c69e4f00 # [ 92.933692] 1e80: b6de4000 00000004 c519d600 c47e1f60 c47e1ec4 c47e1ea0 c07f6198 c0c2f674 # [ 92.941882] 1ea0: 00000000 c69e4f00 b6de4000 c2816000 c47e1f60 c07f6134 c47e1f5c c47e1ec8 # [ 92.950072] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c280a6e4 c05991b4 c47e0000 # [ 92.958262] 1ee0: b6de4000 00020000 00000004 00000004 0001fffc c47e1ee0 00000001 00000805 # [ 92.966452] 1f00: c5b063c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.974642] 1f20: 00000000 00000000 c47e0000 4aaf715a b6de3000 c69e4f00 c69e4f00 c47e0000 # [ 92.982831] 1f40: b6de4000 00000000 00000000 00000004 c47e1f94 c47e1f60 c05991b4 c0598b20 # [ 92.991020] 1f60: 00000000 00000000 c47e1fac 4aaf715a 00000004 00000004 b6f2be00 00000004 # [ 92.999208] 1f80: c03002e4 c47e0000 c47e1fa4 c47e1f98 c0599244 c059914c 00000000 c47e1fa8 # [ 93.007397] 1fa0: c03000c0 c0599238 00000004 00000004 00000001 b6de4000 00000004 00000000 # [ 93.015585] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 # [ 93.023774] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 800e0030 00000001 00000000 00000000 # [ 93.031963] Backtrace: # [ 93.034469] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.042085] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.050130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.058081] r9:c47e1f60 r8:c519d600 r7:00000004 r6:b6de4000 r5:c69e4f00 r4:c0c2f668 # [ 93.065865] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.073729] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6de4000 r5:c69e4f00 r4:00000000 # [ 93.081507] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.088673] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c47e0000 r5:c69e4f00 # [ 93.096523] r4:c69e4f00 # [ 93.099089] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.106256] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000004 r4:00000004 # [ 93.114035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.121624] Exception stack(0xc47e1fa8 to 0xc47e1ff0) # [ 93.126704] 1fa0: 00000004 00000004 00000001 b6de4000 00000004 00000000 # [ 93.134914] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 # [ 93.143117] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 # [ 93.148199] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 93.154327] ---[ end trace 95a90cf5243b2e04 ]--- # [ 93.158973] BUG: sleeping function called from inv[ 93.931088] lkdtm: Performing direct entry WARNING alid context at include/linux/per[ 93.937790] ------------[ cut here ]------------ cpu-rwsem.h:49 # [ 93.167873] [ 93.945341] WARNING: CPU: 2 PID: 866 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c in_atomic(): 0, irqs_disabled(): [ 93.956721] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 128, non_block: 0, pid: 795, name[ 93.988357] CPU: 2 PID: 866 Comm: cat Tainted: G D W 5.10.154-cip19 #1 : cat # [ 93.175548] INFO: loc[ 93.998801] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) kdep is turned off. # [ 93.179[ 94.008191] Backtrace: 488] irq event stamp: 1578 # [ [ 94.013524] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 93.182847] hardirqs last enable[ 94.023939] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 d at (1577): [] console[ 94.032467] [] (show_stack) from [] (dump_stack+0xe0/0x100) _unlock+0x4b0/0x6c0 # [ 93.190[ 94.042641] [] (dump_stack) from [] (__warn+0xfc/0x16c) 706] hardirqs last disabled at (1[ 94.052460] r9:00000009 r8:c0c2f854 r7:00000053 r6:00000009 r5:c0c2f854 r4:c1ad11f0 578): [] __und_svc+0x60[ 94.063069] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) /0x6c # [ 93.197961] softirqs [ 94.073408] r7:00000053 r6:c1ad11f0 r5:00000000 r4:c6f1a000 last enabled at (1132): [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) a8>] __do_softirq+0x378/0x5fc # [ 94.092889] r9:c1ad0b38 r8:c15e8634 r7:c6f1bf60 r6:00000008 r5:c5832000 r4:00000002 [ 93.205646] softirqs last disa[ 94.103496] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) bled at (1111): [] __ir[ 94.114276] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) q_exit_rcu+0x178/0x1d0 # [ 93.[ 94.125145] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 213502] CPU: 1 PID: 795 Comm: cat[ 94.135919] r9:c6f1bf60 r8:c519d600 r7:00000008 r6:b6dc6000 r5:c5b13900 r4:c0c2f668 Tainted: G D 5.10[ 94.146529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) .154-cip19 #1 # [ 93.221177] H[ 94.157217] r9:c07f6134 r8:c6f1bf60 r7:c2816000 r6:b6dc6000 r5:c5b13900 r4:00000000 ardware name: Freescale i.MX6 Qua[ 94.167823] [] (vfs_write) from [] (ksys_write+0x74/0xec) d/DualLite (Device Tree) # [ 9[ 94.177821] r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c6f1a000 r5:c5b13900 3.227722] Backtrace: # [ 93.2[ 94.188511] r4:c5b13900 30234] [] (dump_backtra[ 94.193913] [] (ksys_write) from [] (sys_write+0x18/0x1c) ce) from [] (show_stack[ 94.203912] r9:c6f1a000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:00000008 r4:00000008 +0x20/0x24) # [ 93.237832] r7[ 94.214522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) :ffffffff r6:600e0093 r5:00000000[ 94.224948] Exception stack(0xc6f1bfa8 to 0xc6f1bff0) r4:c1f0f7f4 [ 94.232868] bfa0: 00000008 00000008 00000001 b6dc6000 00000008 00000000 # [ 93.243535] [] (sh[ 94.242259] bfc0: 00000008 00000008 b6f0de00 00000004 00000001 00000000 00020000 becfaa54 ow_stack) from [] (dump[ 94.253298] bfe0: 00000004 becfa788 b6e784cf b6dfe7e6 _stack+0xe0/0x100) [ 94.261289] irq event stamp: 0 # [ 93.250890] [] (du[ 94.266010] hardirqs last enabled at (0): [<00000000>] 0x0 mp_stack) from [] (___m[ 94.274503] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c ight_sleep+0x1b0/0x2c0) # [ 93[ 94.284834] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c .258665] r9:600e0093 r8:0000000b[ 94.295176] softirqs last disabled at (0): [<00000000>] 0x0 r7:c035bb84 r6:00000031 r5:c19cd[ 94.303597] ---[ end trace 95a90cf5243b2e05 ]--- 354 r4:c47e0000 # [ 93.266446] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 93.274301] r6:00000000 r5:00000031 r4:c19cd354 # [ 93.278963] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 93.286732] r6:00000001 r5:c47e0000 r4:c45b5e80 # [ 93.291395] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 93.298733] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c45b5e80 # [ 93.305472] [] (do_exit) from [] (die+0x374/0x380) # [ 93.312019] r7:c1e0fccc # [ 93.314582] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 93.321659] r10:00000004 r9:c47e0000 r8:c15e8634 r7:00000000 r6:c47e1dc8 r5:c0c2f808 # [ 93.329507] r4:e7f001f2 # [ 93.332072] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 93.340009] Exception stack(0xc47e1dc8 to 0xc47e1e10) # [ 93.345090] 1dc0: c15e863c ef7965e0 4aaf715a c0c2f7f4 00000001 c6866000 # [ 93.353300] 1de0: 00000004 c47e1f60 c15e8634 c1ad0b34 00000004 c47e1e64 c47e1e68 c47e1e58 # [ 93.361501] 1e00: c0c2f288 c0c2f808 a00e0013 ffffffff # [ 93.366578] r7:c47e1dfc r6:ffffffff r5:a00e0013 r4:c0c2f80c # [ 93.372281] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.379887] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.387928] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.395874] r9:c47e1f60 r8:c519d600 r7:00000004 r6:b6de4000 r5:c69e4f00 r4:c0c2f668 # [ 93.403652] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.411511] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6de4000 r5:c69e4f00 r4:00000000 # [ 93.419286] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.426451] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c47e0000 r5:c69e4f00 # [ 93.434299] r4:c69e4f00 # [ 93.436863] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.444026] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000004 r4:00000004 # [ 93.451800] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.459389] Exception stack(0xc47e1fa8 to 0xc47e1ff0) # [ 93.464469] 1fa0: 00000004 00000004 00000001 b6de4000 00000004 00000000 # [ 93.472677] 1fc0: 00000004 00000004 b6f2be00 00000004 00000001 00000000 00020000 bef8fa54 # [ 93.480878] 1fe0: 00000004 bef8f788 b6e964cf b6e1c7e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 93.931088] lkdtm: Performing direct entry WARNING # [ 93.937790] ------------[ cut here ]------------ # [ 93.945341] WARNING: CPU: 2 PID: 866 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 93.956721] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 93.988357] CPU: 2 PID: 866 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 93.998801] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.008191] Backtrace: # [ 94.013524] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.023939] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 94.032467] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.042641] [[ 94.629826] lkdtm: Performing direct entry WARNING_MESSAGE ] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 94.644475] WARNING: CPU: 2 PID: 901 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 [ 94.052460] r9:00000009 r8:c0[ 94.656463] Warning message trigger count: 2 c2f854 r7:00000053 r6:00000009 r5[ 94.663576] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 :c0c2f854 r4:c1ad11f0 # [ 94.0[ 94.695291] CPU: 2 PID: 901 Comm: cat Tainted: G D W 5.10.154-cip19 #1 63069] [] (__warn) from[ 94.705768] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (warn_slowpath_fmt+[ 94.715157] Backtrace: 0x8c/0xa8) # [ 94.073408] r7:[ 94.720490] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 00000053 r6:c1ad11f0 r5:00000000 [ 94.730905] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 r4:c6f1a000 # [ 94.081941] [] (show_stack) from [] (dump_stack+0xe0/0x100) 1381fd0>] (warn_slowpath_fmt) fro[ 94.749603] [] (dump_stack) from [] (__warn+0xfc/0x16c) m [] (lkdtm_WARNING+0x4[ 94.759421] r9:00000009 r8:c0c2f8a4 r7:00000058 r6:00000009 r5:c0c2f8a4 r4:c1ad11f0 8/0x4c) # [ 94.092889] r9:c1a[ 94.770028] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) d0b38 r8:c15e8634 r7:c6f1bf60 r6:[ 94.780370] r7:00000058 r6:c1ad11f0 r5:c1ad120c r4:c6a9a000 00000008 r5:c5832000 r4:00000002 [ 94.788898] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 94.103496] [] (l[ 94.800537] r9:c1ad0b40 r8:c15e8634 r7:c6a9bf60 r6:00000010 r5:c5833000 r4:00000003 kdtm_WARNING) from [] ([ 94.811148] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) lkdtm_do_action+0x2c/0x4c) # [ [ 94.822620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 94.114276] [] (lkdtm_d[ 94.833491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) o_action) from [] (dire[ 94.844262] r9:c6a9bf60 r8:c519d600 r7:00000010 r6:b6e8a000 r5:c5b00a00 r4:c0c2f668 ct_entry+0x120/0x18c) # [ 94.1[ 94.854874] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 25145] [] (direct_entry[ 94.865563] r9:c07f6134 r8:c6a9bf60 r7:c2816000 r6:b6e8a000 r5:c5b00a00 r4:00000000 ) from [] (full_proxy_w[ 94.876167] [] (vfs_write) from [] (ksys_write+0x74/0xec) rite+0x64/0x94) # [ 94.135919][ 94.886165] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6a9a000 r5:c5b00a00 r9:c6f1bf60 r8:c519d600 r7:0000[ 94.896854] r4:c5b00a00 0008 r6:b6dc6000 r5:c5b13900 r4:c[ 94.902256] [] (ksys_write) from [] (sys_write+0x18/0x1c) 0c2f668 # [ 94.146529] [] (full_proxy_write) from [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 0598c20>] (vfs_write+0x10c/0x524)[ 94.933288] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) # [ 94.157217] r9:c07f6134 r[ 94.941206] bfa0: 00000010 00000010 00000001 b6e8a000 00000010 00000000 8:c6f1bf60 r7:c2816000 r6:b6dc600[ 94.952247] bfc0: 00000010 00000010 b6fd1e00 00000004 00000001 00000000 00020000 bec5ea54 0 r5:c5b13900 r4:00000000 # [ [ 94.963282] bfe0: 00000004 bec5e788 b6f3c4cf b6ec27e6 94.167823] [] (vfs_writ[ 94.971256] irq event stamp: 0 e) from [] (ksys_write+[ 94.977122] hardirqs last enabled at (0): [<00000000>] 0x0 0x74/0xec) # [ 94.177821] r10[ 94.985622] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c :00000004 r9:00000000 r8:00000000[ 94.995966] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c r7:b6dc6000 r6:c6f1a000 r5:c5b13[ 95.006296] softirqs last disabled at (0): [<00000000>] 0x0 900 # [ 94.188511] r4:c5b1390[ 95.014725] ---[ end trace 95a90cf5243b2e06 ]--- 0 # [ 94.193913] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.203912] r9:c6f1a000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:00000008 r4:00000008 # [ 94.214522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.224948] Exception stack(0xc6f1bfa8 to 0xc6f1bff0) # [ 94.232868] bfa0: 00000008 00000008 00000001 b6dc6000 00000008 00000000 # [ 94.242259] bfc0: 00000008 00000008 b6f0de00 00000004 00000001 00000000 00020000 becfaa54 # [ 94.253298] bfe0: 00000004 becfa788 b6e784cf b6dfe7e6 # [ 94.261289] irq event stamp: 0 # [ 94.266010] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.274503] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 94.284834] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 94.295176] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.303597] ---[ end trace 95a90cf5243b2e05 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 94.629826] lkdtm: Performing direct entry WARNING_MESSAGE # [ 94.637004] ------------[ cut here ]------------ # [ 94.644475] WARNING: CPU: 2 PID: 901 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 94.656463] Warning message trigger count: 2 # [ 94.663576] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 94.695291] CPU: 2 PID: 901 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 94.705768] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.715157] Backtrace: # [ 94.720490] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.730905] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 94.739433] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.749603] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 94.759421] r9:00000009 r8:c0c2f8a4 r7:00000058 r6:00000009 r5:c0c2f8a4 r4:c1ad11f0 # [ 94.770028] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.780370] r7:00000058 r6:c1ad11f0 r5:c1ad120c r4:c6a9a000 # [ 94.788898] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 94.800537] r9:c1ad0b40 r8:c15e8634 r7:c6a9bf60 r6:00000010 r5:c5833000 r4:00000003 # [ 94.811148] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.822620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.833491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.844262] r9:c6a9bf60 r8:c519d600 r7:00000010 r6:b6e8a000 r5:c5b00a00 r4:c0c2f668 # [ 94.854874] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.865563] r9:c07f6134 r8:c6a9bf60 r7:c2816000 r6:b6e8a000 r5:c5b00a00 r4:00000000 # [ 94.876167] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.886165] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6a9a000 r5:c5b00a00 # [ 94.896854] r4:c5b00a00 # [ 94.902256] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.912254] r9:c6a9[ 95.328704] lkdtm: Performing direct entry EXCEPTION a000 r8:c03002e4 r7:00000004 r6:b[ 95.334190] 8<--- cut here --- 6fd1e00 r5:00000010[ r 4 :9050.040011] Unable to handle kernel NULL pointer dereference at virtual address 00000000 00010 # [ 94.922861] [] (sys_write) from [][ 95.355877] [00000000] *pgd=00000000 (ret_fast_syscall+0x0/0x28) # [[ 95.362405] Internal error: Oops: 805 [#2] SMP ARM 94.933288] Exception stack(0xc[ 95.369955] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 6a9bfa8 to 0xc6a9bf[f 0 ) 9 5#. 01661] CPU: 3 PID: 933 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 94.9[4 1 2 0965]. 4b1f1a407:8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000010 0000[0 95.419755] PC is at lkdtm_EXCEPTION+0x18/0x20 010 00000001 b6[e 8 a9050.04 206879] LR is at lkdtm_do_action+0x2c/0x4c 000010[ 0 0 09050.040303 3 1#4 ] pc : [] lr : [] psr: a00e0013 94.95[2 2 4 79]5 .b4f4c102:3 1] sp : c6a9be58 ip : c6a9be68 fp : c6a9be64 0000010 00[0 0 0 0915.04 4b861f9d] r10: 0000000a r9 : c1ad0b50 r8 : c15e8634 1e00 00[0 0 0 09054. 405050104090 r7 : c6a9bf60 r6 : 0000000a r5 : c6d34000 r4 : 00000004 01 00000[0 0 0 9050.042603030204] r3 : 00000000 r2 : afe1b7a5 r1 : ef7c05e0 r0 : c15e8654 bec5ea54 # [[ 9954..497613588] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 82] bfe0: 0[0 0 0 09050.44 8b0e6c0] Control: 10c5387d Table: 16e2404a DAC: 00000051 5e788 b6f3c4c[f b 69e5c.2478e8698] Process cat (pid: 933, stack limit = 0x988e9bec) # [ [9 4 . 9975.14295567]6 3i Stack: (0xc6a9be58 to 0xc6a9c000) rq event stam[p : 09 5 .#5 0[1 71] be40: c6a9be74 c6a9be68 94.977122] [h a r d9i5r.q5s1 1l57] be60: c0c2f288 c0c2f8b8 c6a9be9c c6a9be78 c0c2f788 c0c2f268 c0c2f668 c5af5b80 ast enabled at[ ( 0 )9:5 .[5<20942] be80: b6e01000 0000000a c519d600 c6a9bf60 c6a9bec4 c6a9bea0 c07f6198 c0c2f674 0000000>] 0x0 [# [ 95 . 59342113] bea0: 00000000 c5af5b80 b6e01000 c2816000 c6a9bf60 c07f6134 c6a9bf5c c6a9bec8 985622] hardirqs [l a s t9 5d.i5s2286] bec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6a9a000 abled at (0): [[< c 0 39553.c5e50544] bee0: b6e01000 00020000 00000004 0000000a 0001fff6 c6a9bee0 00000001 b6e00000 >] copy_process+[0 x 5 c985/.05x62715] bf00: c5b06500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 94c # [ 94[. 9 9 5959.6567]2 971] bf20: 00000000 00000000 c13a3e08 afe1b7a5 c205cfa0 c5af5b80 c5af5b80 c6a9a000 oftirqs last en[a b l e9d5 .a5t83058] bf40: b6e01000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c05991b4 c0598b20 (0): [ ]9 5c.o5p9y3_15] bf60: 00000000 00000000 c6a9bfac afe1b7a5 0000000a 0000000a b6f48e00 00000004 process+0x5c8/0[x 1 9 49c5 . 6#0 402] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c0599244 c059914c 00000000 c6a9bfa8 [ 95.006296] [s o f t9i5r.q6s1 573] bfa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 last disabled a[t ( 09)5:. 6[2<745] bfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 bea17a54 00000000>] 0x[0 #9 5[. 6 3 3915] bfe0: 00000004 bea17788 b6eb34cf b6e397e6 800e0030 00000001 00000000 00000000 5.014725] ---[ en[d t r9a5c.e6 3996] Backtrace: 95a90cf5243b2e06 ]--- # [W A R N5.648535] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) ING_MESSAGE: saw 'mes[s a g e9 5t659051] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) rigger': ok ok 4 selfte[s t s :95.669311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) lkdtm: WARNING_MESS[A G E .9s5h. 79653] r9:c6a9bf60 r8:c519d600 r7:0000000a r6:b6e01000 r5:c5af5b80 r4:c0c2f668 # selftests: lkdtm: EXCEP[T I O 95.689569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) .sh [ 95.699908] r9:c07f6134 r8:c6a9bf60 r7:c2816000 r6:b6e01000 r5:c5af5b80 r4:00000000 [ 95.708083] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.715226] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c6a9a000 r5:c5af5b80 [ 95.723060] r4:c5af5b80 [ 95.725604] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.732746] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000000a r4:0000000a [ 95.740501] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.748074] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) [ 95.753133] bfa0: 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 [ 95.761319] bfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 bea17a54 [ 95.769501] bfe0: 00000004 bea17788 b6eb34cf b6e397e6 [ 95.774562] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 95.780745] ---[ end trace 95a90cf5243b2e07 ]--- # Segmentation fault # [ 95.328704] lkdtm: Performing direct entry EXCEPTION # [ 95.334190] 8<--- cut here --- # [ 95.340011] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 95.350493] pgd = 6e59677d # [ 95.355877] [00000000] *pgd=00000000 # [ 95.362405] Internal error: Oops: 805 [#2] SMP ARM # [ 95.369955] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 95.401661] CPU: 3 PID: 933 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 95.411478] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.419755] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 95.426879] LR is at lkdtm_do_action+0x2c/0x4c # [ 95.433314] pc : [] lr : [] psr: a00e0013 # [ 95.441231] sp : c6a9be58 ip : c6a9be68 fp : c6a9be64 # [ 95.448190] r10: 0000000a r9 : c1ad0b50 r8 : c15e8634 # [ 95.455149] r7 : c6a9bf60 r6 : 0000000a r5 : c6d34000 r4 : 00000004 # [ 95.463324] r3 : 00000000 r2 : afe1b7a5 r1 : ef7c05e0 r0 : c15e8654 # [ 95.471588] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.480630] Control: 10c5387d Table: 16e2404a DAC: 00000051 # [ 95.488198] Process cat (pid: 933, stack limit = 0x988e9bec) # [ 95.495763] Stack: (0xc6a9be58 to 0xc6a9c000) # [ 95.501771] be40: c6a9be74 c6a9be68 # [ 95.511857] be60: c0c2f288 c0c2f8b8 c6a9be9c c6a9be78 c0c2f788 c0c2f268 c0c2f668 c5af5b80 # [ 95.521942] be80: b6e01000 0000000a c519d600 c6a9bf60 c6a9bec4 c6a9bea0 c07f6198 c0c2f674 # [ 95.532113] bea0: 00000000 c5af5b80 b6e01000 c2816000 c6a9bf60 c07f6134 c6a9bf5c c6a9bec8 # [ 95.542286] bec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6a9a000 # [ 95.552544] bee0: b6e01000 00020000 00000004 0000000a 0001fff6 c6a9bee0 00000001 b6e00000 # [ 95.562715] bf00: c5b06500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.572971] bf20: 00000000 00000000 c13a3e08 afe1b7a5 c205cfa0 c5af5b80 c5af5b80 c6a9a000 # [ 95.583058] bf40: b6e01000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c05991b4 c0598b20 # [ 95.593315] bf60: 00000000 00000000 c6a9bfac afe1b7a5 0000000a 0000000a b6f48e00 00000004 # [ 95.603402] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c0599244 c059914c 00000000 c6a9bfa8 # [ 95.613573] bfa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 # [ 95.623745] bfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 bea17a54 # [ 95.633915] bfe0: 00000004 bea17788 b6eb34cf b6e397e6 800e0030 00000001 00000000 00000000 # [ 95.643996] Backtrace: # [ 95.648535] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.659051] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.669311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.679653] r9:c6a9bf60 r8:c519d600 r7:0000000a r6:b6e01000 r5:c5af5b80 r4:c0c2f668 # [ 95.689569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.699908] r9:c07f6134 r8:c6a9bf60 r7:c2816000 r6:b6e01000 r5:c5af5b80 r4:00000000 # [ 95.708083] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.715226] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c6a9a000 r5:c5af5b80 # [ 95.723060] r4:c5af5b80 # [ 95.725604] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.732746] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000000a r4:0000000a # [ 95.740501] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.748074] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) # [ 95.753133] bfa0: 0000000a 0000000a 00000001 b6e01000 0000000a 00000000 # [ 95.761319] bfc0: 0000000a 0000000a b6f48e00 00000004 00000001 00000000 00020000 bea17a54 # [ 95.769501] bfe0: 00000004 bea17788 b6eb34cf b6e397e6 # [ 95.774562] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 95.780745] ---[ end trace 95a90cf5243b2e07 ]--- # EXCEPTION: missing 'call trace:': [FAIL] not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1 # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh [ 96.917794] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 96.923554] lkdtm: attempting good list addition [ 96.928213] lkdtm: attempting corrupted list addition [ 96.933372] lkdtm: list_add() corruption not detected! # [ 96.917794] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 96.923554] lkdtm: attempting good list addition # [ 96.928213] lkdtm: attempting corrupted list addition # [ 96.933372] 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 [ 97.255627] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 97.261277] lkdtm: attempting good list removal [ 97.265823] lkdtm: attempting corrupted list removal [ 97.270901] lkdtm: list_del() corruption not detected! # [ 97.255627] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 97.261277] lkdtm: attempting good list removal # [ 97.265823] lkdtm: attempting corrupted list removal # [ 97.270901] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh [ 97.582692] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 97.588980] lkdtm: attempting bad read from page below current stack [ 97.595447] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 97.582692] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 97.588980] lkdtm: attempting bad read from page below current stack # [ 97.595447] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 97.906664] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 97.913165] lkdtm: attempting bad read from page above current stack [ 97.919560] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 97.906664] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 97.913165] lkdtm: attempting bad read from page above current stack # [ 97.919560] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 98.262519] lkdtm: Performing direct entry UNSET_SMEP [ 98.267598] lkdtm: XFAIL: this test is x86_64-only # [ 98.262519] lkdtm: Performing direct entry UNSET_SMEP # [ 98.267598] lkdtm: XFAIL: this test is x86_64-only # UNSET_SMEP: saw 'XFAIL': [SKIP] ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP # selftests: lkdtm: DOUBLE_FAULT.sh [ 98.578216] lkdtm: Performing direct entry DOUBLE_FAULT [ 98.583681] lkdtm: XFAIL: this test is ia32-only # [ 98.578216] lkdtm: Performing direct entry DOUBLE_FAULT # [ 98.583681] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh [ 98.892637] lkdtm: Performing direct entry CORRUPT_PAC [ 98.897798] lkdtm: XFAIL: this test is arm64-only # [ 98.892637] lkdtm: Performing direct entry CORRUPT_PAC # [ 98.897798] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh [ 99.222632] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 99.229096] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 99.222632] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 99.229096] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE.sh [ 99.919037] lkdtm: Performing direct entry READ_AFTER_FREE [ 99.924629] lkdtm: Value in memory before free: 12345678 [ 99.929957] lkdtm: Attempting bad read from freed memory [ 99.935382] lkdtm: Memory was not poisoned # [ 99.919037] lkdtm: Performing direct entry READ_AFTER_FREE # [ 99.924629] lkdtm: Value in memory before free: 12345678 # [ 99.929957] lkdtm: Attempting bad read from freed memory # [ 99.935382] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh [ 100.459329] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 100.465430] lkdtm: Value in memory before free: 12345678 [ 100.470789] lkdtm: Attempting to read from freed memory [ 100.476026] lkdtm: Buddy page was not poisoned # [ 100.459329] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 100.465430] lkdtm: Value in memory before free: 12345678 # [ 100.470789] lkdtm: Attempting to read from freed memory # [ 100.476026] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh [ 100.791599] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 100.797225] lkdtm: Attempting double slab free ... # [ 100.791599] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 100.797225] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh [ 101.112888] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 101.118413] lkdtm: Attempting cross-cache slab free ... # [ 101.112888] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 101.118413] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh [ 101.425484] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 101.430979] lkdtm: Attempting non-Slab slab free ... # [ 101.425484] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 101.430979] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh [ 102.489548] lkdtm: Performing direct entry EXEC_DATA [ 102.494728] lkdtm: attempting ok execution at c0c2fff8 [ 102.499912] lkdtm: attempting bad execution at c26f794c [ 102.505242] 8<--- cut here --- [ 102.508313] Unable to handle kernel paging request at virtual address c26f794c [ 102.515559] pgd = 48d0564b [ 102.518291] [c26f794c] *pgd=1261141e(bad) [ 102.522357] Internal error: Oops: 8000000d [#3] SMP ARM [ 102.527608] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 102.556895] CPU: 2 PID: 1776 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 102.564660] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.571223] PC is at data_area+0x0/0x40 [ 102.575093] LR is at execute_location+0xa4/0xb4 [ 102.579649] pc : [] lr : [] psr: 600e0013 [ 102.585937] sp : c6e61e38 ip : c6e61d40 fp : c6e61e54 [ 102.591181] r10: 0000000a r9 : c1ad0d34 r8 : c15e8634 [ 102.596429] r7 : c6e61f60 r6 : 00000001 r5 : c26f794c r4 : c0c2fff8 [ 102.602978] r3 : d2cc9afc r2 : d2cc9afc r1 : ef7ab5e0 r0 : 0000002b [ 102.609530] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.616688] Control: 10c5387d Table: 168d004a DAC: 00000051 [ 102.622457] Process cat (pid: 1776, stack limit = 0x387622d8) [ 102.628229] Stack: (0xc6e61e38 to 0xc6e62000) [ 102.632611] 1e20: 0000001f c478e000 [ 102.640823] 1e40: 0000000a c6e61f60 c6e61e64 c6e61e58 c138e7f0 c138e5ec c6e61e74 c6e61e68 [ 102.649032] 1e60: c0c2f288 c138e7d8 c6e61e9c c6e61e78 c0c2f788 c0c2f268 c0c2f668 c5b12f00 [ 102.657241] 1e80: b6df0000 0000000a c519d600 c6e61f60 c6e61ec4 c6e61ea0 c07f6198 c0c2f674 [ 102.665450] 1ea0: 00000000 c5b12f00 b6df0000 c2816000 c6e61f60 c07f6134 c6e61f5c c6e61ec8 [ 102.673658] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c46f3ce4 c05991b4 c6e60000 [ 102.681866] 1ee0: b6df0000 00020000 00000004 0000000a 0001fff6 c6e61ee0 00000001 00000805 [ 102.690072] 1f00: c6b7b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.698282] 1f20: 00000000 00000000 c6e60000 d2cc9afc b6def000 c5b12f00 c5b12f00 c6e60000 [ 102.706490] 1f40: b6df0000 00000000 00000000 00000004 c6e61f94 c6e61f60 c05991b4 c0598b20 [ 102.714696] 1f60: 00000000 00000000 c6e61fac d2cc9afc 0000000a 0000000a b6f37e00 00000004 [ 102.722905] 1f80: c03002e4 c6e60000 c6e61fa4 c6e61f98 c0599244 c059914c 00000000 c6e61fa8 [ 102.731113] 1fa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 [ 102.739322] 1fc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 be812a54 [ 102.747530] 1fe0: 00000004 be812788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 [ 102.755724] Backtrace: [ 102.758224] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 102.766435] r7:c6e61f60 r6:0000000a r5:c478e000 r4:0000001f [ 102.772141] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.780272] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.788317] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.796265] r9:c6e61f60 r8:c519d600 r7:0000000a r6:b6df0000 r5:c5b12f00 r4:c0c2f668 [ 102.804049] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.811911] r9:c07f6134 r8:c6e61f60 r7:c2816000 r6:b6df0000 r5:c5b12f00 r4:00000000 [ 102.819689] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.826856] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6e60000 r5:c5b12f00 [ 102.834706] r4:c5b12f00 [ 102.837274] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.844440] r9:c6e60000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000a r4:0000000a [ 102.852220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.859811] Exception stack(0xc6e61fa8 to 0xc6e61ff0) [ 102.864892] 1fa0: 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 [ 102.873102] 1fc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 be812a54 [ 102.881304] 1fe0: 00000004 be812788 b6ea24cf b6e287e6 [ 102.886388] Code: 00000000 c43130c0 c4313180 c4313240 (e1a0c00d) [ 102.892517] ---[ end trace 95a90cf5243b2e08 ]--- # Segmentation fault # [ 102.489548] lkdtm: Performing direct entry EXEC_DATA # [ 102.494728] lkdtm: attempting ok execution at c0c2fff8 # [ 102.499912] lkdtm: attempting bad execution at c26f794c # [ 102.505242] 8<--- cut here --- # [ 102.508313] Unable to handle kernel paging request at virtual address c26f794c # [ 102.515559] pgd = 48d0564b # [ 102.518291] [c26f794c] *pgd=1261141e(bad) # [ 102.522357] Internal error: Oops: 8000000d [#3] SMP ARM # [ 102.527608] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 102.556895] CPU: 2 PID: 1776 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 102.564660] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.571223] PC is at data_area+0x0/0x40 # [ 102.575093] LR is at execute_location+0xa4/0xb4 # [ 102.579649] pc : [] lr : [] psr: 600e0013 # [ 102.585937] sp : c6e61e38 ip : c6e61d40 fp : c6e61e54 # [ 102.591181] r10: 0000000a r9 : c1ad0d34 r8 : c15e8634 # [ 102.596429] r7 : c6e61f60 r6 : 00000001 r5 : c26f794c r4 : c0c2fff8 # [ 102.602978] r3 : d2cc9afc r2 : d2cc9afc r1 : ef7ab5e0 r0 : 0000002b # [ 102.609530] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.616688] Control: 10c5387d Table: 168d004a DAC: 00000051 # [ 102.622457] Process cat (pid: 1776, stack limit = 0x387622d8) # [ 102.628229] Stack: (0xc6e61e38 to 0xc6e62000) # [ 102.632611] 1e20: 0000001f c478e000 # [ 102.640823] 1e40: 0000000a c6e61f60 c6e61e64 c6e61e58 c138e7f0 c138e5ec c6e61e74 c6e61e68 # [ 102.649032] 1e60: c0c2f288 c138e7d8 c6e61e9c c6e61e78 c0c2f788 c0c2f268 c0c2f668 c5b12f00 # [ 102.657241] 1e80: b6df0000 0000000a c519d600 c6e61f60 c6e61ec4 c6e61ea0 c07f6198 c0c2f674 # [ 102.665450] 1ea0: 00000000 c5b12f00 b6df0000 c2816000 c6e61f60 c07f6134 c6e61f5c c6e61ec8 # [ 102.673658] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c46f3ce4 c05991b4 c6e60000 # [ 102.681866] 1ee0: b6df0000 00020000 00000004 0000000a 0001fff6 c6e61ee0 00000001 00000805 # [ 102.690072] 1f00: c6b7b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.698282] 1f20: 00000000 00000000 c6e60000 d2cc9afc b6def000 c5b12f00 c5b12f00 c6e60000 # [ 102.706490] 1f40: b6df0000 00000000 00000000 00000004 c6e61f94 c6e61f60 c05991b4 c0598b20 # [ 102.714696] 1f60: 00000000 00000000 c6e61fac d2cc9afc 0000000a 0000000a b6f37e00 00000004 # [ 102.722905] 1f80: c03002e4 c6e60000 c6e61fa4 c6e61f98 c0599244 c059914c 00000000 c6e61fa8 # [ 102.731113] 1fa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 # [ 102.739322] 1fc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 be812a54 # [ 102.747530] 1fe0: 00000004 be812788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 # [ 102.755724] Backtrace: # [ 102.758224] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 102.766435] r7:c6e61f60 r6:0000000a r5:c478e000 r4:0000001f # [ 102.772141] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.780272] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.788317] [] (direct_entry) from [] (full[ 103.302664] lkdtm: Performing direct entry EXEC_STACK _proxy_write+0x64/0x94) # [ 102[ 103.310283] lkdtm: attempting ok execution at c0c2fff8 .796265] r9:c6e61f60 r8:c519d600[ 103.318532] lkdtm: attempting bad execution at c6d5be0c r7:0000000a r6:b6df0000 r5:c5b12[ 103.326575] 8<--- cut here --- [ 103.332438] Unable to handle kernel paging request at virtual address c6d5be0c [ 103.339685] pgd = 11ed636e [ 103.342415] [c6d5be0c] *pgd=16c1141e(bad) [ 103.346478] Internal error: Oops: 8000000d [#4] SMP ARM [ 103.351727] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 103.381013] CPU: 0 PID: 1852 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 103.388777] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.395331] PC is at 0xc6d5be0c [ 103.398508] LR is at execute_location+0xa4/0xb4 [ 103.403063] pc : [] lr : [] psr: 600e0013 [ 103.409351] sp : c6d5bde8 ip : c6d5bcf0 fp : c6d5be04 [ 103.414598] r10: 0000000b r9 : c1ad0d40 r8 : c15e8634 [ 103.419845] r7 : c6d5bf60 r6 : 00000001 r5 : c6d5be0c r4 : c0c2fff8 [ 103.426395] r3 : 80596888 r2 : 80596888 r1 : ef7815e0 r0 : 0000002b [ 103.432947] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 103.440105] Control: 10c5387d Table: 168d404a DAC: 00000051 [ 103.445874] Process cat (pid: 1852, stack limit = 0x548c7188) [ 103.451642] Stack: (0xc6d5bde8 to 0xc6d5c000) [ 103.456033] bde0: c6d5a000 c6c34000 0000000b c6d5bf60 c6d5be64 c6d5be08 [ 103.464246] be00: c138e82c c138e5ec c6d5be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 103.472455] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 [ 103.480664] be40: e3a02040 e3a01d33 e5930018 80596888 0000000b 00000020 c6d5be74 c6d5be68 [ 103.488873] be60: c0c2f288 c138e800 c6d5be9c c6d5be78 c0c2f788 c0c2f268 c0c2f668 c6b7b2c0 [ 103.497083] be80: b6e3c000 0000000b c519d600 c6d5bf60 c6d5bec4 c6d5bea0 c07f6198 c0c2f674 [ 103.505293] bea0: 00000000 c6b7b2c0 b6e3c000 c2816000 c6d5bf60 c07f6134 c6d5bf5c c6d5bec8 [ 103.513501] bec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d5a000 [ 103.521710] bee0: b6e3c000 00020000 00000004 0000000b 0001fff5 c6d5bee0 00000001 b6e3b000 [ 103.529918] bf00: c5df1400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 103.538127] bf20: 00000000 00000000 c13a3e08 80596888 c205cfa0 c6b7b2c0 c6b7b2c0 c6d5a000 [ 103.546335] bf40: b6e3c000 00000000 00000000 00000004 c6d5bf94 c6d5bf60 c05991b4 c0598b20 [ 103.554542] bf60: 00000000 00000000 c6d5bfac 80596888 0000000b 0000000b b6f83e00 00000004 [ 103.562750] bf80: c03002e4 c6d5a000 c6d5bfa4 c6d5bf98 c0599244 c059914c 00000000 c6d5bfa8 [ 103.570957] bfa0: c03000c0 c0599238 0000000b 0000000b 00000001 b6e3c000 0000000b 00000000 [ 103.579165] bfc0: 0000000b 0000000b b6f83e00 00000004 00000001 00000000 00020000 beab5a54 [ 103.587372] bfe0: 00000004 beab5788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000 [ 103.595568] Backtrace: [ 103.598069] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 103.606365] r7:c6d5bf60 r6:0000000b r5:c6c34000 r4:c6d5a000 [ 103.612071] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.620271] r4:00000020 [ 103.622843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.630889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.638836] r9:c6d5bf60 r8:c519d600 r7:0000000b r6:b6e3c000 r5:c6b7b2c0 r4:c0c2f668 [ 103.646619] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.654481] r9:c07f6134 r8:c6d5bf60 r7:c2816000 r6:b6e3c000 r5:c6b7b2c0 r4:00000000 [ 103.662258] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.669423] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6d5a000 r5:c6b7b2c0 [ 103.677272] r4:c6b7b2c0 [ 103.679838] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.687002] r9:c6d5a000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:0000000b r4:0000000b [ 103.694782] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.702371] Exception stack(0xc6d5bfa8 to 0xc6d5bff0) [ 103.707452] bfa0: 0000000b 0000000b 00000001 b6e3c000 0000000b 00000000 [ 103.715660] bfc0: 0000000b 0000000b b6f83e00 00000004 00000001 00000000 00020000 beab5a54 [ 103.723862] bfe0: 00000004 beab5788 b6eee4cf b6e747e6 [ 103.728944] Code: c6d5be08 c138e82c c138e5ec c6d5be6c (e1a0c00d) [ 103.735071] ---[ end trace 95a90cf5243b2e09 ]--- f00 r4:c0c2f668 # [ 102.804049] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.811911] r9:c07f6134 r8:c6e61f60 r7:c2816000 r6:b6df0000 r5:c5b12f00 r4:00000000 # [ 102.819689] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.826856] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6e60000 r5:c5b12f00 # [ 102.834706] r4:c5b12f00 # [ 102.837274] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.844440] r9:c6e60000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000a r4:0000000a # [ 102.852220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.859811] Exception stack(0xc6e61fa8 to 0xc6e61ff0) # [ 102.864892] 1fa0: 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 # [ 102.873102] 1fc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 be812a54 # [ 102.881304] 1fe0: 00000004 be812788 b6ea24cf b6e287e6 # [ 102.886388] Code: 00000000 c43130c0 c4313180 c4313240 (e1a0c00d) # [ 102.892517] ---[ end trace 95a90cf5243b2e08 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 103.302664] lkdtm: Performing direct entry EXEC_STACK # [ 103.310283] lkdtm: attempting ok execution at c0c2fff8 # [ 103.318532] lkdtm: attempting bad execution at c6d5be0c # [ 103.326575] 8<--- cut here --- # [ 103.332438] Unable to handle kernel paging request at virtual address c6d5be0c # [ 103.339685] pgd = 11ed636e # [ 103.342415] [c6d5be0c] *pgd=16c1141e(bad) # [ 103.346478] Internal error: Oops: 8000000d [#4] SMP ARM # [ 103.351727] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 103.381013] CPU: 0 PID: 1852 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 103.388777] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.395331] PC is at 0xc6d5be0c # [ 103.398508] LR is at execute_location+0xa4/0xb4 # [ 103.403063] pc : [] lr : [] psr: 600e0013 # [ 103.409351] sp : c6d5bde8 ip : c6d5bcf0 fp : c6d5be04 # [ 103.414598] r10: 0000000b r9 : c1ad0d40 r8 : c15e8634 # [ 103.419845] r7 : c6d5bf60 r6 : 00000001 r5 : c6d5be0c r4 : c0c2fff8 # [ 103.426395] r3 : 80596888 r2 : 80596888 r1 : ef7815e0 r0 : 0000002b # [ 103.432947] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.440105] Control: 10c5387d Table: 168d404a DAC: 00000051 # [ 103.445874] Process cat (pid: 1852, stack limit = 0x548c7188) # [ 103.451642] Stack: (0xc6d5bde8 to 0xc6d5c000) # [ 103.456033] bde0: c6d5a000 c6c34000 0000000b c6d5bf60 c6d5be64 c6d5be08 # [ 103.464246] be00: c138e82c c138e5ec c6d5be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 103.472455] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 103.480664] be40: e3a02040 e3a01d33 e5930018 80596888 0000000b 00000020 c6d5be74 c6d5be68 # [ 103.488873] be60: c0c2f288 c138e800 c6d5be9c c6d5be78 c0c2f788 c0c2f268 c0c2f668 c6b7b2c0 # [ 103.497083] be80: b6e3c000 0000000b c519d600 c6d5bf60 c6d5bec4 c6d5bea0 c07f6198 c0c2f674 # [ 103.505293] bea0: 00000000 c6b7b2c0 b6e3c000 c2816000 c6d5bf60 c07f6134 c6d5bf5c c6d5bec8 # [ 103.513501] bec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d5a000 # [ 103.521710] bee0: b6e3c000 00020000 00000004 0000000b 0001fff5 c6d5bee0 00000001 b6e3b000 # [ 103.529918] bf00: c5df1400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.538127] bf20: 00000000 00000000 c13a3e08 80596888 c205cfa0 c6b7b2c0 c6b7b2c0 c6d5a000 # [ 103.546335] bf40: b6e3c000 00000000 00000000 00000004 c6d5bf94 c6d5bf60 c05991b4 c0598b20 # [ 103.554542] bf60: 00000000 00000000 c6d5bfac 80596888 0000000b 0000000b b6f83e00 00000004 # [ 103.562750] bf80: c03002e4 c6d5a000 c6d5bfa4 c6d5bf98 c0599244 c059914c 00000000 c6d5bfa8 # [ 103.570957] bfa0: c03000c0 c0599238 0000000b 0000000b 00000001 b6e3c000 0000000b 00000000 # [ 103.579165] bfc0: 0000000b 0000000b b6f83e00 00000004 00000001 00000000 00020000 beab5a54 # [ 103.587372] bfe0: 00000004 beab5788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000 # [ 103.595568] Backtrace: # [ 103.598069] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 103.606365] r7:c6d5bf60 r6:0000000b r5:c6c34000 r4:c6d5a000 # [ 103.612071] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.620271] r4:00000020 # [ 103.622843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.630889] [] (direct_entry) from [] (full_proxy_write[ 104.177119] lkdtm: Performing direct entry EXEC_KMALLOC +0x64/0x94) # [ 103.638836] r9[ 104.184168] lkdtm: attempting ok execution at c0c2fff8 :c6d5bf60 r8:c519d600 r7:0000000b[ 104.191948] lkdtm: attempting bad execution at c6897500 r6:b6e3c000 r5:c6b7b2c0[ r 41:04.199982] 8<--- cut here --- 0c2f668 # [ 103.646[6 1 91]0 4[205469] Unable to handle kernel paging request at virtual address c6897500 ] (full_[p r o1x0y4_.w214954] pgd = 310102e3 ite) from [] (vfs_write[ 104.219837] [c6897500] *pgd=1681141e(bad) +0x10c/0x524) # [ 103.654[4 8 104.226724] Internal error: Oops: 8000000d [#5] SMP ARM ] r9:c07f6134 r8:c6d5bf60 r7:c28[ 104.234467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 16000 r6:b6e3c000 r5:c6b7b2c0 r4: 104.266188] CPU: 2 PID: 1931 Comm: cat Tainted: G D W 5.10.154-cip19 #1 00000000 # [ 103[. 6160242.5286703] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] [] (vfs_write[) 1f04.285328] PC is at 0xc6897500 om [] (ksys_write+0x74/[ 104.290915] LR is at execute_location+0xa4/0xb4 0xec) # [ 103.669423[] 1r014.298304] pc : [] lr : [] psr: 600e0013 :00000004 r9:0000[0 0 0100 4r.83:6917] sp : c6d41e30 ip : 00000027 fp : c6d41e4c 00000000 r7:b6e[3 c 010004 .r361:232] r10: 0000000d r9 : c1ad0d4c r8 : c15e8634 c6d5a000 r5:c6b7b2[c 0 1 0#4 .[321463] r7 : c6d41f60 r6 : 00000001 r5 : c6897500 r4 : c0c2fff8 103.677272] r4:c6[b 7 1b024c.0330166] r3 : 8fc2837c r2 : 8fc2837c r1 : ef7ab5e4 r0 : 0000002b # [ 103.679838] [] (sys_write+0x18/[0 x 11c0).356365] Process cat (pid: 1931, stack limit = 0x339c153e) # [ 103.68700[2 ] 1 0r49.:3c64459] Stack: (0xc6d41e30 to 0xc6d42000) d5a000 r8:c03002e4 r7:000000[0 4 104.370916] 1e20: c6897500 c478e000 0000000d c6d41f60 r6:b6f83e00 r5:0000000b r4:00000[ 104.381704] 1e40: c6d41e64 c6d41e50 c0c30048 c138e5ec 00000021 c478e000 c6d41e74 c6d41e68 0b # [ 103.694782] [ 104.392664] 1e60: c0c2f288 c0c3001c c6d41e9c c6d41e78 c0c2f788 c0c2f268 c0c2f668 c5b06000 ] (sys_write) from [][ 104.403538] 1e80: b6e52000 0000000d c519d600 c6d41f60 c6d41ec4 c6d41ea0 c07f6198 c0c2f674 (ret_fast_syscall+0x0/0x28) # [[ 104.414412] 1ea0: 00000000 c5b06000 b6e52000 c2816000 c6d41f60 c07f6134 c6d41f5c c6d41ec8 103.702371] Exception stack(0[x 104.425373] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d40000 6d5bfa8 to 0xc6d5bff0) # [ 103[ 104.436248] 1ee0: b6e52000 00020000 00000004 0000000d 0001fff3 c6d41ee0 00000001 b6e51000 707452] bfa0: [ 104.447206] 1f00: c6a69a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000b 0000000b 00000001 b6e[3 104.457995] 1f20: 00000000 00000000 c13a3e08 8fc2837c c205cfa0 c5b06000 c5b06000 c6d40000 c000 0000000b 00000000 # [ 1[0 104.468868] 1f40: b6e52000 00000000 00000000 00000004 c6d41f94 c6d41f60 c05991b4 c0598b20 .715660] bfc0: 0000000b 0000000[b 104.479743] 1f60: 00000000 00000000 c6d41fac 8fc2837c 0000000d 0000000d b6f99e00 00000004 b6f83e00 00000004 00000001 000[0 104.490617] 1f80: c03002e4 c6d40000 c6d41fa4 c6d41f98 c0599244 c059914c 00000000 c6d41fa8 0000 00020000 beab5a54 # [ 10[3 104.501491] 1fa0: c03000c0 c0599238 0000000d 0000000d 00000001 b6e52000 0000000d 00000000 .723862] bfe0: 00000004 beab5[7 8104.512363] 1fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bededa54 8 b6eee4cf b6e747e6 # [ 103.[7 104.523151] 1fe0: 00000004 beded788 b6f044cf b6e8a7e6 800e0030 00000001 00000000 00000000 8944] Code: c6d5be08 c138e82[c 104.534011] Backtrace: 138e5ec c6d5be6c (e1a0c00d) # [[ 104.539094] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 103.7[3 5 017014]. 5-5-0-3[8 8e r7:c6d41f60 r6:0000000d r5:c478e000 r4:c6897500 nd trace 95a90cf5243b2e09 ]--- #[ 104.557736] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) EXEC_STACK: missi[n g 1'0c4a.l568936] r5:c478e000 r4:00000021 trace:': [FAIL] not ok 31 selft[ 104.574709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ests: lkdtm: EXEC_STACK.sh # exit[ 104.585586] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) =1 # selftests: lkdtm: EXEC_KMA[ 104.596362] r9:c6d41f60 r8:c519d600 r7:0000000d r6:b6e52000 r5:c5b06000 r4:c0c2f668 LOC.sh [ 104.606899] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.615418] r9:c07f6134 r8:c6d41f60 r7:c2816000 r6:b6e52000 r5:c5b06000 r4:00000000 [ 104.623195] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.630362] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6d40000 r5:c5b06000 [ 104.638211] r4:c5b06000 [ 104.640778] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.647944] r9:c6d40000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:0000000d r4:0000000d [ 104.655723] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.663313] Exception stack(0xc6d41fa8 to 0xc6d41ff0) [ 104.668395] 1fa0: 0000000d 0000000d 00000001 b6e52000 0000000d 00000000 [ 104.676606] 1fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bededa54 [ 104.684811] 1fe0: 00000004 beded788 b6f044cf b6e8a7e6 [ 104.689896] Code: eff212c0 eff2ccc0 eff18a00 eff2cce0 (e1a0c00d) [ 104.696023] ---[ end trace 95a90cf5243b2e0a ]--- # Segmentation fault # [ 104.177119] lkdtm: Performing direct entry EXEC_KMALLOC # [ 104.184168] lkdtm: attempting ok execution at c0c2fff8 # [ 104.191948] lkdtm: attempting bad execution at c6897500 # [ 104.199982] 8<--- cut here --- # [ 104.205469] Unable to handle kernel paging request at virtual address c6897500 # [ 104.214954] pgd = 310102e3 # [ 104.219837] [c6897500] *pgd=1681141e(bad) # [ 104.226724] Internal error: Oops: 8000000d [#5] SMP ARM # [ 104.234467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 104.266188] CPU: 2 PID: 1931 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 104.276703] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.285328] PC is at 0xc6897500 # [ 104.290915] LR is at execute_location+0xa4/0xb4 # [ 104.298304] pc : [] lr : [] psr: 600e0013 # [ 104.306917] sp : c6d41e30 ip : 00000027 fp : c6d41e4c # [ 104.314232] r10: 0000000d r9 : c1ad0d4c r8 : c15e8634 # [ 104.321463] r7 : c6d41f60 r6 : 00000001 r5 : c6897500 r4 : c0c2fff8 # [ 104.330166] r3 : 8fc2837c r2 : 8fc2837c r1 : ef7ab5e4 r0 : 0000002b # [ 104.338873] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.348441] Control: 10c5387d Table: 169c804a DAC: 00000051 # [ 104.356365] Process cat (pid: 1931, stack limit = 0x339c153e) # [ 104.364459] Stack: (0xc6d41e30 to 0xc6d42000) # [ 104.370916] 1e20: c6897500 c478e000 0000000d c6d41f60 # [ 104.381704] 1e40: c6d41e64 c6d41e50 c0c30048 c138e5ec 00000021 c478e000 c6d41e74 c6d41e68 # [ 104.392664] 1e60: c0c2f288 c0c3001c c6d41e9c c6d41e78 c0c2f788 c0c2f268 c0c2f668 c5b06000 # [ 104.403538] 1e80: b6e52000 0000000d c519d600 c6d41f60 c6d41ec4 c6d41ea0 c07f6198 c0c2f674 # [ 104.414412] 1ea0: 00000000 c5b06000 b6e52000 c2816000 c6d41f60 c07f6134 c6d41f5c c6d41ec8 # [ 104.425373] 1ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d40000 # [ 104.436248] 1ee0: b6e52000 00020000 00000004 0000000d 0001fff3 c6d41ee0 00000001 b6e51000 # [ 104.447206] 1f00: c6a69a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.457995] 1f20: 00000000 00000000 c13a3e08 8fc2837c c205cfa0 c5b06000 c5b06000 c6d40000 # [ 104.468868] 1f40: b6e52000 00000000 00000000 00000004 c6d41f94 c6d41f60 c05991b4 c0598b20 # [ 104.479743] 1f60: 00000000 00000000 c6d41fac 8fc2837c 0000000d 0000000d b6f99e00 00000004 # [ 104.490617] 1f80: c03002e4 c6d40000 c6d41fa4 c6d41f98 c0599244 c059914c 00000000 c6d41fa8 # [ 104.501491] 1fa0: c03000c0 c0599238 0000000d 0000000d 00000001 b6e52000 0000000d 00000000 # [ 104.512363] 1fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bededa54 # [ 104.523151] 1fe0: 00000004 beded788 b6f044cf b6e8a7e6 800e0030 00000001 00000000 00000000 # [ 104.534011] Backtrace: # [ 104.539094] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 104.550388] r7:c6d41f60 r6:0000000d r5:c478e000 r4:c6897500 # [ 104.557736] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.568936] r5:c478e000 r4:00000021 # [ 104.574709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.585586] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.596362] r9:c6d41f60 r8:c519d600 r7:0000000d r6:b6e52000 r5:c5b06000 r4:c0c2f668 # [ 104.606899] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.615418] r9:c07f6134 r[ 105.116313] lkdtm: Performing direct entry EXEC_VMALLOC 8:c6d41f60 r7:c2816000 r6:b6e5200[ 105.122810] lkdtm: attempting ok execution at c0c2fff8 0 r5:c5b06000 r4:00000000 # [ 1[ 105.130561] lkdtm: attempting bad execution at f0970000 04.623195] [] (vf[s _ w05.138595] 8<--- cut here --- rite) from [] (ksys_wri[ 105.144346] Unable to handle kernel paging request at virtual address f0970000 te+0x74/0xec) # [ 104.630362] [ 105.154289] pgd = 98093b8b r10:00000004 r9:00000000 r8:00000[ 105.159836] [f0970000] *pgd=1294b811, *pte=4907d65f, *ppte=4907d45f 000 r7:b6e52000 r6:c6d40000 r5:c5[ 105.169001] Internal error: Oops: 8000000f [#6] SMP ARM b06000 # [ 104.638211] r4:c5b0[ 105.177047] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 6000 # [ 104.64[0 7 71085]. 2[08753] CPU: 2 PID: 2008 Comm: cat Tainted: G D W 5.10.154-cip19 #1 c059914[0 > ]1 0(5k.s2y1s8_5w7r3i Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) te) from [ ]1 0(5s.y226755] PC is at 0xf0970000 _write+0x18/0x1c) # [ [ 1 0140..232069] LR is at execute_location+0xa4/0xb4 647944] r9[: c 61d0450.2030809 35] pc : [] lr : [] psr: 600e0013 8:c03002[e 4 1r075:.020407000201] sp : c6ff5e30 ip : 00000027 fp : c6ff5e4c 4 r6:b6f[9 9 e10005 .r255:3090801] r10: 0000000d r9 : c1ad0d5c r8 : c15e8634 000d r4:00[0 0 010005d. 26 0#9 4[] r7 : c6ff5f60 r6 : 00000001 r5 : f0970000 r4 : c0c2fff8 104.6[5 5 712035]. 2[6<9c200539 r3 : 46e7480e r2 : 46e7480e r1 : ef7ab5e4 r0 : 0000002b 922c>] (sy[s _ w1r0i5t.e2)7 7f3r81] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none m [.]2 8(6r3e36t] Control: 10c5387d Table: 169cc04a DAC: 00000051 fast_syscall[+ 0 x100/50.x22983)733] Process cat (pid: 2008, stack limit = 0x3ef36c0c) # [ 104.6[6 3 311035]. 3E0x1c3e8] Stack: (0xc6ff5e30 to 0xc6ff6000) ption stack(0xc6[d 4 11f0a58. 3t07568] 5e20: f0970000 c478e000 0000000d c6ff5f60 0xc6d41ff0) [# [1 0 51.0341.7827] 5e40: c6ff5e64 c6ff5e50 c0c3007c c138e5ec 00000022 c478e000 c6ff5e74 c6ff5e68 68395] 1fa0: [ 1 0 5 . 3 2 7998] 5e60: c0c2f288 c0c30060 c6ff5e9c c6ff5e78 c0c2f788 c0c2f268 c0c2f668 c68f0a00 0000000d [0 0 0100050.03d38171] 5e80: b6dbd000 0000000d c519d600 c6ff5f60 c6ff5ec4 c6ff5ea0 c07f6198 c0c2f674 00000001 b6e52000[ 0 0100050.0308429] 5ea0: 00000000 c68f0a00 b6dbd000 c2816000 c6ff5f60 c07f6134 c6ff5f5c c6ff5ec8 d 00000000 # [ [1 0 41.065.73658688] 5ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6ff4000 06] 1fc0: 00000[0 0 d1 0050.03060944] 5ee0: b6dbd000 00020000 00000004 0000000d 0001fff3 c6ff5ee0 00000001 b6dbc000 00d b6f99e00 [0 0 0100050.0347 9016] 5f00: c6b7ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000001 00000000[ 0 0100250.03089203] 5f20: 00000000 00000000 c13a3e08 46e7480e c205cfa0 c68f0a00 c68f0a00 c6ff4000 bededa54 # [ 1[0 4 .160854.8319462] 5f40: b6dbd000 00000000 00000000 00000004 c6ff5f94 c6ff5f60 c05991b4 c0598b20 1] 1fe0: 000000[0 4 1b0e5d.e4d07720] 5f60: 00000000 00000000 c6ff5fac 46e7480e 0000000d 0000000d b6f04e00 00000004 88 b6f044cf b[6 e 81a075e.64 1 9#91] 5f80: c03002e4 c6ff4000 c6ff5fa4 c6ff5f98 c0599244 c059914c 00000000 c6ff5fa8 [ 104.689896[] C1o0d5e.:4 2e9975] 5fa0: c03000c0 c0599238 0000000d 0000000d 00000001 b6dbd000 0000000d 00000000 f212c0 eff2ccc[0 e1f0f51.84a400149] 5fc0: 0000000d 0000000d b6f04e00 00000004 00000001 00000000 00020000 bea4ba54 eff2cce0 (e1a[0 c 0100d5). 4 5 0319] 5fe0: 00000004 bea4b788 b6e6f4cf b6df57e6 800e0030 00000001 00000000 00000000 [ 104.696023] [- - -1[0 5e.n4d60485] Backtrace: trace 95a90cf5243b2e0a ]---[ #05.465025] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) EXEC_KMALLOC: m[i s s1i0n5g. 4'75973] r7:c6ff5f60 r6:0000000d r5:c478e000 r4:f0970000 all trace:': [FAIL] not o[k 3105.483721] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) selftes[t s :1 0l5k.d4t9m4:5 7E5] r5:c478e000 r4:00000022 EC_KMALLOC.sh # exit=1 [ # 1s0e.499894] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) lftests: lkdtm: EXEC_VMA[L L O1C05.510240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) sh [ 105.520580] r9:c6ff5f60 r8:c519d600 r7:0000000d r6:b6dbd000 r5:c68f0a00 r4:c0c2f668 [ 105.528675] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.536516] r9:c07f6134 r8:c6ff5f60 r7:c2816000 r6:b6dbd000 r5:c68f0a00 r4:00000000 [ 105.544267] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.551412] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c6ff4000 r5:c68f0a00 [ 105.559248] r4:c68f0a00 [ 105.561793] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.568939] r9:c6ff4000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:0000000d r4:0000000d [ 105.576693] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.584268] Exception stack(0xc6ff5fa8 to 0xc6ff5ff0) [ 105.589329] 5fa0: 0000000d 0000000d 00000001 b6dbd000 0000000d 00000000 [ 105.597515] 5fc0: 0000000d 0000000d b6f04e00 00000004 00000001 00000000 00020000 bea4ba54 [ 105.605697] 5fe0: 00000004 bea4b788 b6e6f4cf b6df57e6 [ 105.610763] Code: bad PC value [ 105.613903] ---[ end trace 95a90cf5243b2e0b ]--- # Segmentation fault # [ 105.116313] lkdtm: Performing direct entry EXEC_VMALLOC # [ 105.122810] lkdtm: attempting ok execution at c0c2fff8 # [ 105.130561] lkdtm: attempting bad execution at f0970000 # [ 105.138595] 8<--- cut here --- # [ 105.144346] Unable to handle kernel paging request at virtual address f0970000 # [ 105.154289] pgd = 98093b8b # [ 105.159836] [f0970000] *pgd=1294b811, *pte=4907d65f, *ppte=4907d45f # [ 105.169001] Internal error: Oops: 8000000f [#6] SMP ARM # [ 105.177047] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 105.208753] CPU: 2 PID: 2008 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 105.218573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.226755] PC is at 0xf0970000 # [ 105.232069] LR is at execute_location+0xa4/0xb4 # [ 105.238935] pc : [] lr : [] psr: 600e0013 # [ 105.247021] sp : c6ff5e30 ip : 00000027 fp : c6ff5e4c # [ 105.253981] r10: 0000000d r9 : c1ad0d5c r8 : c15e8634 # [ 105.260943] r7 : c6ff5f60 r6 : 00000001 r5 : f0970000 r4 : c0c2fff8 # [ 105.269203] r3 : 46e7480e r2 : 46e7480e r1 : ef7ab5e4 r0 : 0000002b # [ 105.277381] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.286336] Control: 10c5387d Table: 169cc04a DAC: 00000051 # [ 105.293733] Process cat (pid: 2008, stack limit = 0x3ef36c0c) # [ 105.301388] Stack: (0xc6ff5e30 to 0xc6ff6000) # [ 105.307568] 5e20: f0970000 c478e000 0000000d c6ff5f60 # [ 105.317827] 5e40: c6ff5e64 c6ff5e50 c0c3007c c138e5ec 00000022 c478e000 c6ff5e74 c6ff5e68 # [ 105.327998] 5e60: c0c2f288 c0c30060 c6ff5e9c c6ff5e78 c0c2f788 c0c2f268 c0c2f668 c68f0a00 # [ 105.338171] 5e80: b6dbd000 0000000d c519d600 c6ff5f60 c6ff5ec4 c6ff5ea0 c07f6198 c0c2f674 # [ 105.348429] 5ea0: 00000000 c68f0a00 b6dbd000 c2816000 c6ff5f60 c07f6134 c6ff5f5c c6ff5ec8 # [ 105.358688] 5ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6ff4000 # [ 105.368944] 5ee0: b6dbd000 00020000 00000004 0000000d 0001fff3 c6ff5ee0 00000001 b6dbc000 # [ 105.379116] 5f00: c6b7ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.389203] 5f20: 00000000 00000000 c13a3e08 46e7480e c205cfa0 c68f0a00 c68f0a00 c6ff4000 # [ 105.399462] 5f40: b6dbd000 00000000 00000000 00000004 c6ff5f94 c6ff5f60 c05991b4 c0598b20 # [ 105.409720] 5f60: 00000000 00000000 c6ff5fac 46e7480e 0000000d 0000000d b6f04e00 00000004 # [ 105.419891] 5f80: c03002e4 c6ff4000 c6ff5fa4 c6ff5f98 c0599244 c059914c 00000000 c6ff5fa8 # [ 105.429975] 5fa0: c03000c0 c0599238 0000000d 0000000d 00000001 b6dbd000 0000000d 00000000 # [ 105.440149] 5fc0: 0000000d 0000000d b6f04e00 00000004 00000001 00000000 00020000 bea4ba54 # [ 105.450319] 5fe0: 00000004 bea4b788 b6e6f4cf b6df57e6 800e0030 00000001 00000000 00000000 # [ 105.460485] Backtrace: # [ 105.465025] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 105.475973] r7:c6ff5f60 r6:0000000d r5:c478e000 r4:f0970000 # [ 105.483721] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.494575] r5:c478e000 r4:00000022 # [ 105.499894] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.510240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.520580] r9:c6ff5f60 r8:c519d600 r7:000000[ 106.073829] lkdtm: Performing direct entry EXEC_RODATA 0d r6:b6dbd000 r5:c68f0a00 r4:c0c[ 106.081300] lkdtm: attempting ok execution at c0c2fff8 2f668 # [ 105.5286[7 5 ]1 0[6<.089246] lkdtm: attempting bad execution at c15e88d0 07f6134>] (full_proxy_write) from[ 106.096859] 8<--- cut here --- [] (vfs_w[r i t1e0+60.102656] Unable to handle kernel paging request at virtual address c15e88d0 10c/0x524[) 1#0 6[. 1 1120153.] pgd = 39424ae2 536516] r9:c07f6134 r8:c6[f f 5106.116573] [c15e88d0] *pgd=1141941e(bad) 60 r7:c2816000 r6:b[6 d b1d0060.023104] Internal error: Oops: 8000000d [#7] SMP ARM r5:c68f0a00 r4:00000000 # [ 10[ 106.130494] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 5.544267] [0]6 .(1v2198] CPU: 2 PID: 2085 Comm: cat Tainted: G D W 5.10.154-cip19 #1 fs_write)[ f r1o0m6 .[1<7c200157] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 91b4>] (ksys_write+0x74/0x[e c )106.180290] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 105.551412] r[1 0 :100060.187853] LR is at execute_location+0xa4/0xb4 0004 r9[: 0 0100060.010904 6r382: pc : [] lr : [] psr: 600e0013 00000000[ r 71:0b66.d2b0d2504060 sp : c6f7fe38 ip : c6f7fd40 fp : c6f7fe54 r6:c6ff4[0 0 01 0r65.:2c06984f10] r10: 0000000c r9 : c1ad0d6c r8 : c15e8634 a00 # [ [1 0 51.0565.92214683]79] r7 : c6f7ff60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fff8 r4:c68f0a[0 0 1 0#6 .[2 24 7120] r3 : 4ad468f7 r2 : 4ad468f7 r1 : ef7ab5e0 r0 : 0000002b 5.561793] [[< c 0150969.124302>9]0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (ksys_wr[i t e1)0 6f.r2o4m1 9[4<] Control: 10c5387d Table: 16f1c04a DAC: 00000051 c0599244>] (s[y s _1w0r6i.t2e4+9027] Process cat (pid: 2085, stack limit = 0xeff718dd) x18/0x1c)[ #1 0[6 . 2150750.75] Stack: (0xc6f7fe38 to 0xc6f80000) 68939] r9:c6f[f 4 010006 .r286:3175] fe20: 00000023 c478e000 03002e4 r7:000000[0 4 1r066:.b263348] fe40: 0000000c c6f7ff60 c6f7fe64 c6f7fe58 c138e86c c138e5ec c6f7fe74 c6f7fe68 f04e00 r5:00000[0 0 d1 0r64.2:803604] fe60: c0c2f288 c138e854 c6f7fe9c c6f7fe78 c0c2f788 c0c2f268 c0c2f668 c69e23c0 00000d # [ 10[5 . 5170666.9239]777] fe80: b6e32000 0000000c c519d600 c6f7ff60 c6f7fec4 c6f7fea0 c07f6198 c0c2f674 [] ([s y s1_0w6r.i3t0e949] fea0: 00000000 c69e23c0 b6e32000 c2816000 c6f7ff60 c07f6134 c6f7ff5c c6f7fec8 ) from [1]0 6(.r3e1t120] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6f7e000 _fast_syscall+0x[0 / 01x0268.)3 24293] fee0: b6e32000 00020000 00000004 0000000c 0001fff4 c6f7fee0 00000001 b6e31000 # [ 105.5842[6 8 ]1 0E6x.c3e3p4t50] ff00: c6a69680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ion stack(0xc6f[f 5 f1a086 .t3o4 636] ff20: 00000000 00000000 c13a3e08 4ad468f7 c205cfa0 c69e23c0 c69e23c0 c6f7e000 0xc6ff5ff0) # [[ 110065..3558806] ff40: b6e32000 00000000 00000000 00000004 c6f7ff94 c6f7ff60 c05991b4 c0598b20 9329] 5fa0: [ 1 0 6 . 3 6 978] ff60: 00000000 00000000 c6f7ffac 4ad468f7 0000000c 0000000c b6f79e00 00000004 0000000d [0 0 0100060.03d7 150] ff80: c03002e4 c6f7e000 c6f7ffa4 c6f7ff98 c0599244 c059914c 00000000 c6f7ffa8 00000001 b6dbd0[0 0 100060.03080321] ffa0: c03000c0 c0599238 0000000c 0000000c 00000001 b6e32000 0000000c 00000000 0d 00000000 # [[ 110065..3599494] ffc0: 0000000c 0000000c b6f79e00 00000004 00000001 00000000 00020000 bef44a54 7515] 5fc0: 000[0 0 0100d6 .04000665] ffe0: 00000004 bef44788 b6ee44cf b6e6a7e6 800e0030 00000001 00000000 00000000 0000d b6f04e0[0 0100060.040105431] Backtrace: 00000001 00000000 00020[0 0 01 06.420197] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) ea4ba54 # [ [1 0 51.0660.546390971] r7:c6f7ff60 r6:0000000c r5:c478e000 r4:00000023 ] 5fe0: 00000004 bea4b788 b6e6f[4 106.438634] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) cf b6df57e6 # [ 10[5 . 6110067.449582] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 3] Code: bad PC value #[ [ 1 06.459842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 05.613903] ---[[ e1n0d6 .t4r7a0181] r9:c6f7ff60 r8:c519d600 r7:0000000c r6:b6e32000 r5:c69e23c0 r4:c0c2f668 e 95a90cf5243b2e0b ]---[ #1 0E.479925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) XEC_VMALLOC: mi[s s i1n0g6 .'4c9a091] r9:c07f6134 r8:c6f7ff60 r7:c2816000 r6:b6e32000 r5:c69e23c0 r4:00000000 ll trace:': [FAI[L ] 1 0n6o.t4 99829] [] (vfs_write) from [] (ksys_write+0x74/0xec) k 33 selftests:[ l k1d0t6m.:5 0E045] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6f7e000 r5:c69e23c0 XEC_VMA[L L O1C0.6s.h5 1#8 8e6x4i r4:c69e23c0 t=1 # selftests:[ l k1d0t6m.:5 3053] [] (ksys_write) from [] (sys_write+0x18/0x1c) EXEC_RODATA.s[h 106.532267] r9:c6f7e000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000000c r4:0000000c [ 106.541402] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.548976] Exception stack(0xc6f7ffa8 to 0xc6f7fff0) [ 106.554036] ffa0: 0000000c 0000000c 00000001 b6e32000 0000000c 00000000 [ 106.562223] ffc0: 0000000c 0000000c b6f79e00 00000004 00000001 00000000 00020000 bef44a54 [ 106.570405] ffe0: 00000004 bef44788 b6ee44cf b6e6a7e6 [ 106.575466] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 106.581571] ---[ end trace 95a90cf5243b2e0c ]--- # Segmentation fault # [ 106.073829] lkdtm: Performing direct entry EXEC_RODATA # [ 106.081300] lkdtm: attempting ok execution at c0c2fff8 # [ 106.089246] lkdtm: attempting bad execution at c15e88d0 # [ 106.096859] 8<--- cut here --- # [ 106.102656] Unable to handle kernel paging request at virtual address c15e88d0 # [ 106.112130] pgd = 39424ae2 # [ 106.116573] [c15e88d0] *pgd=1141941e(bad) # [ 106.123104] Internal error: Oops: 8000000d [#7] SMP ARM # [ 106.130494] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 106.162198] CPU: 2 PID: 2085 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 106.172017] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.180290] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 106.187853] LR is at execute_location+0xa4/0xb4 # [ 106.194632] pc : [] lr : [] psr: 600e0013 # [ 106.202546] sp : c6f7fe38 ip : c6f7fd40 fp : c6f7fe54 # [ 106.209419] r10: 0000000c r9 : c1ad0d6c r8 : c15e8634 # [ 106.216379] r7 : c6f7ff60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fff8 # [ 106.224727] r3 : 4ad468f7 r2 : 4ad468f7 r1 : ef7ab5e0 r0 : 0000002b # [ 106.232990] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.241946] Control: 10c5387d Table: 16f1c04a DAC: 00000051 # [ 106.249427] Process cat (pid: 2085, stack limit = 0xeff718dd) # [ 106.257079] Stack: (0xc6f7fe38 to 0xc6f80000) # [ 106.263175] fe20: 00000023 c478e000 # [ 106.273348] fe40: 0000000c c6f7ff60 c6f7fe64 c6f7fe58 c138e86c c138e5ec c6f7fe74 c6f7fe68 # [ 106.283604] fe60: c0c2f288 c138e854 c6f7fe9c c6f7fe78 c0c2f788 c0c2f268 c0c2f668 c69e23c0 # [ 106.293777] fe80: b6e32000 0000000c c519d600 c6f7ff60 c6f7fec4 c6f7fea0 c07f6198 c0c2f674 # [ 106.303949] fea0: 00000000 c69e23c0 b6e32000 c2816000 c6f7ff60 c07f6134 c6f7ff5c c6f7fec8 # [ 106.314120] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6f7e000 # [ 106.324293] fee0: b6e32000 00020000 00000004 0000000c 0001fff4 c6f7fee0 00000001 b6e31000 # [ 106.334550] ff00: c6a69680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.344636] ff20: 00000000 00000000 c13a3e08 4ad468f7 c205cfa0 c69e23c0 c69e23c0 c6f7e000 # [ 106.354806] ff40: b6e32000 00000000 00000000 00000004 c6f7ff94 c6f7ff60 c05991b4 c0598b20 # [ 106.364978] ff60: 00000000 00000000 c6f7ffac 4ad468f7 0000000c 0000000c b6f79e00 00000004 # [ 106.375150] ff80: c03002e4 c6f7e000 c6f7ffa4 c6f7ff98 c0599244 c059914c 00000000 c6f7ffa8 # [ 106.385321] ffa0: c03000c0 c0599238 0000000c 0000000c 00000001 b6e32000 0000000c 00000000 # [ 106.395494] ffc0: 0000000c 0000000c b6f79e00 00000004 00000001 00000000 00020000 bef44a54 # [ 106.405665] ffe0: 00000004 bef44788 b6ee44cf b6e6a7e6 800e0030 00000001 00000000 00000000 # [ 106.415831] Backtrace: # [ 106.420197] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 106.430971] r7:c6f7ff60 r6:0000000c r5:c478e000 r4:00000023 # [ 106.438634] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.449582] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.459842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.470181] r9:c6f7ff60 r8:c519d600 r7:0000000c r6:b6e32000 r5:c69e23c0 r4:c0c2f668 # [ 106.479925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.490091] r9:c07f6134 r8:c6f7ff60 r7:c2816000 r6:b6e32000 r5:c69e23c0 r4:00000000 # [ 106.499829] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.509045] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6f7e000 r5:c69e23c0 # [ 106.518864] [ 107.052582] lkdtm: Performing direct entry EXEC_USERSPACE r4:c69e23c0 # [ 106.523053] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.076081] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f88000 [ 106.532267] r9:c6f7e000 r[8 :107.085915] Internal error: : b [#8] SMP ARM c03002e4 r7:00000004 r6:b6f79e00 [ 107.092789] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 r5:0000000c r4:0000000c # [ [ 1107.124506] CPU: 1 PID: 2161 Comm: cat Tainted: G D W 5.10.154-cip19 #1 06.541402] [.]1 34848] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) sys_write) from [[] (07.143474] PC is at 0xb6f88000 ret_fast_syscall+0x0/0x28) # [[ 107.149143] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 106.548976] Excep[t i o1n0 7s.t156710] pc : [] lr : [] psr: 600e0013 ck(0xc6f7ffa8 to[ 0 x1c067f.71f65152] sp : c6d7de48 ip : c6d7dd50 fp : c6d7de64 f0) # [ 106.55[4 013067]. 1f7f466] r10: 0000000f r9 : c1ad0d78 r8 : c15e8634 a0: [ 010007.079696] r7 : c6d7df60 r6 : 0000000f r5 : c6d8c000 r4 : b6f88000 000c 0000000c 000[0 0 010017 .b168397] r3 : c3a616c5 r2 : c3a616c5 r1 : ef7965e0 r0 : 0000002b e32000 0000000c 0000000[0 1#0 .197018] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 106.562223] ffc[0 : 100070.0206502] Control: 10c5387d Table: 16d5c04a DAC: 00000051 00c 0000000c b6f79e0[0 0100070.214426] Process cat (pid: 2161, stack limit = 0x302ab9f4) 004 00000001 00000[0 0 01 0070.0222434] Stack: (0xc6d7de48 to 0xc6d7e000) 0000 bef44a54 # [ 106.570405] f[ 107.228980] de40: 00000001 00000000 0000000f 00000024 c6d7de74 c6d7de68 fe0: 00000004 bef44788 b6ee44cf[ 107.240024] de60: c0c2f288 c0c30094 c6d7de9c c6d7de78 c0c2f788 c0c2f268 c0c2f668 c5b06000 b6e6a7e6 # [ 106.575466] Code:[ 107.250898] de80: b6e42000 0000000f c519d600 c6d7df60 c6d7dec4 c6d7dea0 c07f6198 c0c2f674 5f727563 6e756f63 00000074 aa5[5 107.261859] dea0: 00000000 c5b06000 b6e42000 c2816000 c6d7df60 c07f6134 c6d7df5c c6d7dec8 a55 (e1a0c00d) # [ 106.5815[7 107.272734] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d7c000 ] ---[ end trace 95a90cf5243b2[e 107.283608] dee0: b6e42000 00020000 00000004 0000000f 0001fff1 c6d7dee0 00000001 b6e41000 c ]--- # EXEC_RODATA: missi[n g 107.294480] df00: c68f0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 'call trace:': [FAIL] not ok 3[4 107.305270] df20: 00000000 00000000 c13a3e08 c3a616c5 c205cfa0 c5b06000 c5b06000 c6d7c000 selftests: lkdtm: EXEC_RODAT[A .107.316142] df40: b6e42000 00000000 00000000 00000004 c6d7df94 c6d7df60 c05991b4 c0598b20 sh # exit=1 # selftests: lkdtm[: 107.326932] df60: 00000000 00000000 c6d7dfac c3a616c5 0000000f 0000000f b6f89e00 00000004 EXEC_USERSPACE.sh [ 107.337804] df80: c03002e4 c6d7c000 c6d7dfa4 c6d7df98 c0599244 c059914c 00000000 c6d7dfa8 [ 107.347722] dfa0: c03000c0 c0599238 0000000f 0000000f 00000001 b6e42000 0000000f 00000000 [ 107.355930] dfc0: 0000000f 0000000f b6f89e00 00000004 00000001 00000000 00020000 bea41a54 [ 107.364137] dfe0: 00000004 bea41788 b6ef44cf b6e7a7e6 800e0030 00000001 00000000 00000000 [ 107.372331] Backtrace: [ 107.374839] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.383389] r4:00000024 [ 107.385962] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.394009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.401957] r9:c6d7df60 r8:c519d600 r7:0000000f r6:b6e42000 r5:c5b06000 r4:c0c2f668 [ 107.409739] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.417601] r9:c07f6134 r8:c6d7df60 r7:c2816000 r6:b6e42000 r5:c5b06000 r4:00000000 [ 107.425377] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.432543] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c6d7c000 r5:c5b06000 [ 107.440392] r4:c5b06000 [ 107.442959] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.450124] r9:c6d7c000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:0000000f r4:0000000f [ 107.457903] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.465494] Exception stack(0xc6d7dfa8 to 0xc6d7dff0) [ 107.470574] dfa0: 0000000f 0000000f 00000001 b6e42000 0000000f 00000000 [ 107.478783] dfc0: 0000000f 0000000f b6f89e00 00000004 00000001 00000000 00020000 bea41a54 [ 107.486985] dfe0: 00000004 bea41788 b6ef44cf b6e7a7e6 [ 107.492070] Code: bad PC value [ 107.495163] ---[ end trace 95a90cf5243b2e0d ]--- # Segmentation fault # [ 107.052582] lkdtm: Performing direct entry EXEC_USERSPACE # [ 107.059804] lkdtm: attempting ok execution at c0c2fff8 # [ 107.068351] lkdtm: attempting bad execution at b6f88000 # [ 107.076081] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f88000 # [ 107.085915] Internal error: : b [#8] SMP ARM # [ 107.092789] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 107.124506] CPU: 1 PID: 2161 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 107.134848] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.143474] PC is at 0xb6f88000 # [ 107.149143] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 107.156710] pc : [] lr : [] psr: 600e0013 # [ 107.165152] sp : c6d7de48 ip : c6d7dd50 fp : c6d7de64 # [ 107.172466] r10: 0000000f r9 : c1ad0d78 r8 : c15e8634 # [ 107.179696] r7 : c6d7df60 r6 : 0000000f r5 : c6d8c000 r4 : b6f88000 # [ 107.188397] r3 : c3a616c5 r2 : c3a616c5 r1 : ef7965e0 r0 : 0000002b # [ 107.197018] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.206502] Control: 10c5387d Table: 16d5c04a DAC: 00000051 # [ 107.214426] Process cat (pid: 2161, stack limit = 0x302ab9f4) # [ 107.222434] Stack: (0xc6d7de48 to 0xc6d7e000) # [ 107.228980] de40: 00000001 00000000 0000000f 00000024 c6d7de74 c6d7de68 # [ 107.240024] de60: c0c2f288 c0c30094 c6d7de9c c6d7de78 c0c2f788 c0c2f268 c0c2f668 c5b06000 # [ 107.250898] de80: b6e42000 0000000f c519d600 c6d7df60 c6d7dec4 c6d7dea0 c07f6198 c0c2f674 # [ 107.261859] dea0: 00000000 c5b06000 b6e42000 c2816000 c6d7df60 c07f6134 c6d7df5c c6d7dec8 # [ 107.272734] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6d7c000 # [ 107.283608] dee0: b6e42000 00020000 00000004 0000000f 0001fff1 c6d7dee0 00000001 b6e41000 # [ 107.294480] df00: c68f0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.305270] df20: 00000000 00000000 c13a3e08 c3a616c5 c205cfa0 c5b06000 c5b06000 c6d7c000 # [ 107.316142] df40: b6e42000 00000000 00000000 00000004 c6d7df94 c6d7df60 c05991b4 c0598b20 # [ 107.326932] df60: 00000000 00000000 c6d7dfac c3a616c5 0000000f 0000000f b6f89e00 00000004 # [ 107.337804] df80: c03002e4 c6d7c000 c6d7dfa4 c6d7df98 c0599244 c059914c 00000000 c6d7dfa8 # [ 107.347722] dfa0: c03000c0 c0599238 0000000f 0000000f 00000001 b6e42000 0000000f 00000000 # [ 107.355930] dfc0: 0000000f 0000000f b6f89e00 00000004 00000001 00000000 00020000 bea41a54 # [ 107.364137] dfe0: 00000004 bea41788 b6ef44cf b6e7a7e6 800e0030 00000001 00000000 00000000 # [ 107.372331] Backtrace: # [ 107.374839] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.383389] r4:00000024 # [ 107.385962] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.394009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.401957] r9:c6d7df60 r8:c519d600 r7:0000000f r6:b6e42000 r5:c5b06000 r4:c0c2f668 # [ 107.409739] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.417601] r9:c07f6134 r8:c6d7df60 r7:c2816000 r6:b6e42000 r5:c5b06000 r4:00000000 # [ 107.425377] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ [ 107.926861] lkdtm: Performing direct entry EXEC_NULL 107.432543] r10:00000004 r9:0000[ 107.933255] lkdtm: attempting ok execution at c0c2fff8 0000 r8:00000000 r7:b6e42000 r6:c[ 107.941334] lkdtm: attempting bad execution at 00000000 6d7c000 r5:c5b06000 # [ 107.440[ 107.949410] 8<--- cut here --- 392] r4:c5b06000 # [ 107.44295[ 107.955364] Unable to handle kernel NULL pointer dereference at virtual address 00000000 9] [] (ksys_write) from[ 107.967382] pgd = 15487e12 [] (sys_write+0x18/0x1[ 107.971967] [00000000] *pgd=00000000 c) # [ 107.450124] r9:c6d7c000[ 107.978391] Internal error: Oops: 80000005 [#9] SMP ARM [ 107.986439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 108.015472] CPU: 0 PID: 2233 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 108.023218] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.029754] PC is at 0x0 [ 108.032302] LR is at execute_location+0xa4/0xb4 [ 108.036840] pc : [<00000000>] lr : [] psr: 600e0013 [ 108.043111] sp : c59fde38 ip : 00000027 fp : c59fde54 [ 108.048342] r10: 0000000a r9 : c1ad0d88 r8 : c15e8634 [ 108.053573] r7 : c59fdf60 r6 : 00000000 r5 : 00000000 r4 : c0c2fff8 [ 108.060104] r3 : ea8b44d2 r2 : ea8b44d2 r1 : ef7815e4 r0 : 0000002b [ 108.066637] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.073776] Control: 10c5387d Table: 16d7c04a DAC: 00000051 [ 108.079527] Process cat (pid: 2233, stack limit = 0x12656588) [ 108.085279] Stack: (0xc59fde38 to 0xc59fe000) [ 108.089643] de20: 00000025 c5ea9000 [ 108.097830] de40: 0000000a c59fdf60 c59fde64 c59fde58 c138e890 c138e5ec c59fde74 c59fde68 [ 108.106016] de60: c0c2f288 c138e87c c59fde9c c59fde78 c0c2f788 c0c2f268 c0c2f668 c5df4780 [ 108.114202] de80: b6eb5000 0000000a c519d600 c59fdf60 c59fdec4 c59fdea0 c07f6198 c0c2f674 [ 108.122388] dea0: 00000000 c5df4780 b6eb5000 c2816000 c59fdf60 c07f6134 c59fdf5c c59fdec8 [ 108.130574] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c59fc000 [ 108.138759] dee0: b6eb5000 00020000 00000004 0000000a 0001fff6 c59fdee0 00000001 b6eb4000 [ 108.146944] df00: c69e32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.155130] df20: 00000000 00000000 c13a3e08 ea8b44d2 c205cfa0 c5df4780 c5df4780 c59fc000 [ 108.163314] df40: b6eb5000 00000000 00000000 00000004 c59fdf94 c59fdf60 c05991b4 c0598b20 [ 108.171499] df60: 00000000 00000000 c59fdfac ea8b44d2 0000000a 0000000a b6ffce00 00000004 [ 108.179684] df80: c03002e4 c59fc000 c59fdfa4 c59fdf98 c0599244 c059914c 00000000 c59fdfa8 [ 108.187869] dfa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6eb5000 0000000a 00000000 [ 108.196054] dfc0: 0000000a 0000000a b6ffce00 00000004 00000001 00000000 00020000 beaf2a54 [ 108.204238] dfe0: 00000004 beaf2788 b6f674cf b6eed7e6 800e0030 00000001 00000000 00000000 [ 108.212419] Backtrace: [ 108.214885] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 108.223071] r7:c59fdf60 r6:0000000a r5:c5ea9000 r4:00000025 [ 108.228746] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.236848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.244866] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.252790] r9:c59fdf60 r8:c519d600 r7:0000000a r6:b6eb5000 r5:c5df4780 r4:c0c2f668 [ 108.260545] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.268382] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6eb5000 r5:c5df4780 r4:00000000 [ 108.276134] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.283279] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c59fc000 r5:c5df4780 [ 108.291112] r4:c5df4780 [ 108.293655] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.300798] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:0000000a r4:0000000a [ 108.308552] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.316125] Exception stack(0xc59fdfa8 to 0xc59fdff0) [ 108.321183] dfa0: 0000000a 0000000a 00000001 b6eb5000 0000000a 00000000 [ 108.329367] dfc0: 0000000a 0000000a b6ffce00 00000004 00000001 00000000 00020000 beaf2a54 [ 108.337549] dfe0: 00000004 beaf2788 b6f674cf b6eed7e6 [ 108.342611] Code: bad PC value r8:c03002e4 r7:00000004 r6:b6f89[ 108.345739] ---[ end trace 95a90cf5243b2e0e ]--- e00 r5:0000000f r4:0000000f # [ 107.457903] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.465494] Exception stack(0xc6d7dfa8 to 0xc6d7dff0) # [ 107.470574] dfa0: 0000000f 0000000f 00000001 b6e42000 0000000f 00000000 # [ 107.478783] dfc0: 0000000f 0000000f b6f89e00 00000004 00000001 00000000 00020000 bea41a54 # [ 107.486985] dfe0: 00000004 bea41788 b6ef44cf b6e7a7e6 # [ 107.492070] Code: bad PC value # [ 107.495163] ---[ end trace 95a90cf5243b2e0d ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh # Segmentation fault # [ 107.926861] lkdtm: Performing direct entry EXEC_NULL # [ 107.933255] lkdtm: attempting ok execution at c0c2fff8 # [ 107.941334] lkdtm: attempting bad execution at 00000000 # [ 107.949410] 8<--- cut here --- # [ 107.955364] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 107.967382] pgd = 15487e12 # [ 107.971967] [00000000] *pgd=00000000 # [ 107.978391] Internal error: Oops: 80000005 [#9] SMP ARM # [ 107.986439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 108.015472] CPU: 0 PID: 2233 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 108.023218] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.029754] PC is at 0x0 # [ 108.032302] LR is at execute_location+0xa4/0xb4 # [ 108.036840] pc : [<00000000>] lr : [] psr: 600e0013 # [ 108.043111] sp : c59fde38 ip : 00000027 fp : c59fde54 # [ 108.048342] r10: 0000000a r9 : c1ad0d88 r8 : c15e8634 # [ 108.053573] r7 : c59fdf60 r6 : 00000000 r5 : 00000000 r4 : c0c2fff8 # [ 108.060104] r3 : ea8b44d2 r2 : ea8b44d2 r1 : ef7815e4 r0 : 0000002b # [ 108.066637] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.073776] Control: 10c5387d Table: 16d7c04a DAC: 00000051 # [ 108.079527] Process cat (pid: 2233, stack limit = 0x12656588) # [ 108.085279] Stack: (0xc59fde38 to 0xc59fe000) # [ 108.089643] de20: 00000025 c5ea9000 # [ 108.097830] de40: 0000000a c59fdf60 c59fde64 c59fde58 c138e890 c138e5ec c59fde74 c59fde68 # [ 108.106016] de60: c0c2f288 c138e87c c59fde9c c59fde78 c0c2f788 c0c2f268 c0c2f668 c5df4780 # [ 108.114202] de80: b6eb5000 0000000a c519d600 c59fdf60 c59fdec4 c59fdea0 c07f6198 c0c2f674 # [ 108.122388] dea0: 00000000 c5df4780 b6eb5000 c2816000 c59fdf60 c07f6134 c59fdf5c c59fdec8 # [ 108.130574] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c59fc000 # [ 108.138759] dee0: b6eb5000 00020000 00000004 0000000a 0001fff6 c59fdee0 00000001 b6eb4000 # [ 108.146944] df00: c69e32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.155130] df20: 00000000 00000000 c13a3e08 ea8b44d2 c205cfa0 c5df4780 c5df4780 c59fc000 # [ 108.163314] df40: b6eb5000 00000000 00000000 00000004 c59fdf94 c59fdf60 c05991b4 c0598b20 # [ 108.171499] df60: 00000000 00000000 c59fdfac ea8b44d2 0000000a 0000000a b6ffce00 00000004 # [ 108.179684] df80: c03002e4 c59fc000 c59fdfa4 c59fdf98 c0599244 c059914c 00000000 c59fdfa8 # [ 108.187869] dfa0: c03000c0 c0599238 0000000a 0000000a 00000001 b6eb5000 0000000a 00000000 # [ 108.196054] dfc0: 0000000a 0000000a b6ffce00 00000004 00000001 00000000 00020000 beaf2a54 # [ 108.204238] dfe0: 00000004 beaf2788 b6f674cf b6eed7e6 800e0030 00000001 00000000 00000000 # [ 108.212419] Backtrace: # [ 108.214885] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 108.223071] r7:c59fdf60 r6:0000000a r5:c5ea9000 r4:00000025 # [ 108.228746] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.236848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.244866] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.252790] r9:c59fdf60 r8:c519d600 r7:0000000a r6:b6eb5000 r5:c5df4780 r4:c0c2f668 # [ 108.260545] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.268382] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6eb5000 r5:c5df4[ 108.774088] lkdtm: Performing direct entry ACCESS_USERSPACE 780 r4:00000000 # [ 108.276134][ 108.780504] lkdtm: attempting bad read at b6f6a000 [] (vfs_write) from [<[ 108.788101] 8<--- cut here --- [ 108.793988] Unhandled fault: page domain fault (0x01b) at 0xb6f6a000 [ 108.800349] pgd = 06f4165b [ 108.803062] [b6f6a000] *pgd=4b83d831 [ 108.806654] Internal error: : 1b [#10] SMP ARM [ 108.811103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 108.840132] CPU: 0 PID: 2309 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 108.847879] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.854419] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 108.859653] LR is at 0x0 [ 108.862193] pc : [] lr : [<00000000>] psr: 600e0013 [ 108.868465] sp : c6e9fe38 ip : 00000027 fp : c6e9fe64 [ 108.873694] r10: 00000011 r9 : c1ad0d94 r8 : c15e8634 [ 108.878923] r7 : c6e9ff60 r6 : 00000051 r5 : c6e9e000 r4 : b6f6a000 [ 108.885454] r3 : da4edd3b r2 : da4edd3b r1 : ef7815e4 r0 : 00000026 [ 108.891987] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.899126] Control: 10c5387d Table: 16e6004a DAC: 00000051 [ 108.904877] Process cat (pid: 2309, stack limit = 0x039f3e71) [ 108.910628] Stack: (0xc6e9fe38 to 0xc6ea0000) [ 108.914991] fe20: 00000022 00000000 [ 108.923177] fe40: 00000000 da4edd3b c6e9fe6c 00000026 c6a9f000 00000011 c6e9fe74 c6e9fe68 [ 108.931362] fe60: c0c2f288 c0c30168 c6e9fe9c c6e9fe78 c0c2f788 c0c2f268 c0c2f668 c59ec140 [ 108.939547] fe80: b6e24000 00000011 c519d600 c6e9ff60 c6e9fec4 c6e9fea0 c07f6198 c0c2f674 [ 108.947733] fea0: 00000000 c59ec140 b6e24000 c2816000 c6e9ff60 c07f6134 c6e9ff5c c6e9fec8 [ 108.955919] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6e9e000 [ 108.964104] fee0: b6e24000 00020000 00000004 00000011 0001ffef c6e9fee0 00000001 b6e23000 [ 108.972289] ff00: c68f1680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.980474] ff20: 00000000 00000000 c13a3e08 da4edd3b c205cfa0 c59ec140 c59ec140 c6e9e000 [ 108.988659] ff40: b6e24000 00000000 00000000 00000004 c6e9ff94 c6e9ff60 c05991b4 c0598b20 [ 108.996846] ff60: 00000000 00000000 c6e9ffac da4edd3b 00000011 00000011 b6f6be00 00000004 [ 109.005031] ff80: c03002e4 c6e9e000 c6e9ffa4 c6e9ff98 c0599244 c059914c 00000000 c6e9ffa8 [ 109.013216] ffa0: c03000c0 c0599238 00000011 00000011 00000001 b6e24000 00000011 00000000 [ 109.021401] ffc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 bea11a54 [ 109.029586] ffe0: 00000004 bea11788 b6ed64cf b6e5c7e6 800e0030 00000001 00000000 00000000 [ 109.037766] Backtrace: [ 109.040234] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.048941] r6:00000011 r5:c6a9f000 r4:00000026 [ 109.053570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.061589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.069514] r9:c6e9ff60 r8:c519d600 r7:00000011 r6:b6e24000 r5:c59ec140 r4:c0c2f668 [ 109.077270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.085108] r9:c07f6134 r8:c6e9ff60 r7:c2816000 r6:b6e24000 r5:c59ec140 r4:00000000 [ 109.092860] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.100003] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6e9e000 r5:c59ec140 [ 109.107835] r4:c59ec140 [ 109.110378] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.117521] r9:c6e9e000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000011 r4:00000011 [ 109.125277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.132852] Exception stack(0xc6e9ffa8 to 0xc6e9fff0) [ 109.137910] ffa0: 00000011 00000011 00000001 b6e24000 00000011 00000000 [ 109.146096] ffc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 bea11a54 [ 109.154278] ffe0: 00000004 bea11788 b6ed64cf b6e5c7e6 [ 109.159338] Code: e1a01004 e3010cb8 e34c01ad eb1d4dcb (e5943000) [ 109.165441] ---[ end trace 95a90cf5243b2e0f ]--- c05991b4>] (ksys_write+0x74/0xec) # [ 108.283279] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c59fc000 r5:c5df4780 # [ 108.291112] r4:c5df4780 # [ 108.293655] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.300798] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:0000000a r4:0000000a # [ 108.308552] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.316125] Exception stack(0xc59fdfa8 to 0xc59fdff0) # [ 108.321183] dfa0: 0000000a 0000000a 00000001 b6eb5000 0000000a 00000000 # [ 108.329367] dfc0: 0000000a 0000000a b6ffce00 00000004 00000001 00000000 00020000 beaf2a54 # [ 108.337549] dfe0: 00000004 beaf2788 b6f674cf b6eed7e6 # [ 108.342611] Code: bad PC value # [ 108.345739] ---[ end trace 95a90cf5243b2e0e ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 108.774088] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 108.780504] lkdtm: attempting bad read at b6f6a000 # [ 108.788101] 8<--- cut here --- # [ 108.793988] Unhandled fault: page domain fault (0x01b) at 0xb6f6a000 # [ 108.800349] pgd = 06f4165b # [ 108.803062] [b6f6a000] *pgd=4b83d831 # [ 108.806654] Internal error: : 1b [#10] SMP ARM # [ 108.811103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 108.840132] CPU: 0 PID: 2309 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 108.847879] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.854419] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 108.859653] LR is at 0x0 # [ 108.862193] pc : [] lr : [<00000000>] psr: 600e0013 # [ 108.868465] sp : c6e9fe38 ip : 00000027 fp : c6e9fe64 # [ 108.873694] r10: 00000011 r9 : c1ad0d94 r8 : c15e8634 # [ 108.878923] r7 : c6e9ff60 r6 : 00000051 r5 : c6e9e000 r4 : b6f6a000 # [ 108.885454] r3 : da4edd3b r2 : da4edd3b r1 : ef7815e4 r0 : 00000026 # [ 108.891987] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.899126] Control: 10c5387d Table: 16e6004a DAC: 00000051 # [ 108.904877] Process cat (pid: 2309, stack limit = 0x039f3e71) # [ 108.910628] Stack: (0xc6e9fe38 to 0xc6ea0000) # [ 108.914991] fe20: 00000022 00000000 # [ 108.923177] fe40: 00000000 da4edd3b c6e9fe6c 00000026 c6a9f000 00000011 c6e9fe74 c6e9fe68 # [ 108.931362] fe60: c0c2f288 c0c30168 c6e9fe9c c6e9fe78 c0c2f788 c0c2f268 c0c2f668 c59ec140 # [ 108.939547] fe80: b6e24000 00000011 c519d600 c6e9ff60 c6e9fec4 c6e9fea0 c07f6198 c0c2f674 # [ 108.947733] fea0: 00000000 c59ec140 b6e24000 c2816000 c6e9ff60 c07f6134 c6e9ff5c c6e9fec8 # [ 108.955919] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6e9e000 # [ 108.964104] fee0: b6e24000 00020000 00000004 00000011 0001ffef c6e9fee0 00000001 b6e23000 # [ 108.972289] ff00: c68f1680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.980474] ff20: 00000000 00000000 c13a3e08 da4edd3b c205cfa0 c59ec140 c59ec140 c6e9e000 # [ 108.988659] ff40: b6e24000 00000000 00000000 00000004 c6e9ff94 c6e9ff60 c05991b4 c0598b20 # [ 108.996846] ff60: 00000000 00000000 c6e9ffac da4edd3b 00000011 00000011 b6f6be00 00000004 # [ 109.005031] ff80: c03002e4 c6e9e000 c6e9ffa4 c6e9ff98 c0599244 c059914c 00000000 c6e9ffa8 # [ 109.013216] ffa0: c03000c0 c0599238 00000011 00000011 00000001 b6e24000 00000011 00000000 # [ 109.021401] ffc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 bea11a54 # [ 109.029586] ffe0: 00000004 bea11788 b6ed64cf b6e5c7e6 800e0030 00000001 00000000 00000000 # [ 109.037766] Backtrace: # [ 109.040234] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.048941] r6:00000011 r5:c6a9f000 r4:00000026 # [ 109.053570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.061589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.069514] r9:c6e9ff60 r8:c519d600 r7:00000011 r6:b6e24000 r5:c59ec140 r4:c0c2f668 # [ 109.077270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.085108] r9:c07f6134 r8:c6e9ff60 r7:c2816000 r6:b6e24000 r5:c59ec140 r4:00000000 # [ 109.092860] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.100003] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6e9e000 r5:c59ec140 # [ 109.107835] r4:c59ec140 # [ 109.110378] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.117521] r9:c6e9e000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000011 r4:00000011 # [ 109.125277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.132852] Exception stack(0xc6e9ffa8 to 0xc6e9fff0) # [ 109.137910] ffa0: 00000011 00000011 00000001 b6e24000 00000011 00000000 # [ 109.146096] ffc0: 00000011 00000011 b6f6be00 0[ 109.638906] lkdtm: Performing direct entry ACCESS_NULL 0000004 00000001 00000000 0002000[ 109.646717] lkdtm: attempting bad read at 00000000 0 bea11a54 # [ 109.154278] ffe0[ 109.654478] 8<--- cut here --- : 00000004 bea11788 b6ed64cf b6e5[ 109.660252] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c7e6 # [ 109.159338] Code: e1a0[ 109.671246] pgd = 310102e3 1004 e3010cb8 e34c01ad eb1d4dcb ( 109.676758] [00000000] *pgd=00000000 e5943000) # [ 109.165441] ---[[ 109.683190] Internal error: Oops: 5 [#11] SMP ARM end trace 95a90cf5243b2e0f ]--- [ 109.690682] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # ACCESS_USERSPA[C E :1 0m9.i7s22387] CPU: 2 PID: 2384 Comm: cat Tainted: G D W 5.10.154-cip19 #1 ing 'call [t r a1c0e9:.'7:3 2[2F08] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) IL] not ok 37 selftests: l[k d t09.740568] PC is at lkdtm_ACCESS_NULL+0x28/0x68 m: ACCESS_USERSPACE.sh # exit[= 1109.747703] LR is at __irq_work_queue_local+0x40/0x74 # selft[e s1t0s9:. 7l5k5d3t4m4] pc : [] lr : [] psr: 600e0013 ACCESS_N[U L L1.0s9h. 7 63345] sp : c6b73e50 ip : c6b73d58 fp : c6b73e64 [ 109.770044] r10: 0000000c r9 : c1ad0da8 r8 : c15e8634 [ 109.775274] r7 : c6b73f60 r6 : 0000000c r5 : c478e000 r4 : 00000000 [ 109.781808] r3 : d6e60a8c r2 : d6e60a8c r1 : ef7ab5e0 r0 : 00000026 [ 109.788342] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 109.795482] Control: 10c5387d Table: 169c804a DAC: 00000051 [ 109.801236] Process cat (pid: 2384, stack limit = 0xa24aafc6) [ 109.806988] Stack: (0xc6b73e50 to 0xc6b74000) [ 109.811353] 3e40: 00000027 c478e000 c6b73e74 c6b73e68 [ 109.819538] 3e60: c0c2f288 c138e8a0 c6b73e9c c6b73e78 c0c2f788 c0c2f268 c0c2f668 c5b72c80 [ 109.827725] 3e80: b6dde000 0000000c c519d600 c6b73f60 c6b73ec4 c6b73ea0 c07f6198 c0c2f674 [ 109.835912] 3ea0: 00000000 c5b72c80 b6dde000 c2816000 c6b73f60 c07f6134 c6b73f5c c6b73ec8 [ 109.844101] 3ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6b72000 [ 109.852285] 3ee0: b6dde000 00020000 00000004 0000000c 0001fff4 c6b73ee0 00000001 b6ddd000 [ 109.860471] 3f00: c6adf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.868658] 3f20: 00000000 00000000 c13a3e08 d6e60a8c c205cfa0 c5b72c80 c5b72c80 c6b72000 [ 109.876844] 3f40: b6dde000 00000000 00000000 00000004 c6b73f94 c6b73f60 c05991b4 c0598b20 [ 109.885029] 3f60: 00000000 00000000 c6b73fac d6e60a8c 0000000c 0000000c b6f25e00 00000004 [ 109.893214] 3f80: c03002e4 c6b72000 c6b73fa4 c6b73f98 c0599244 c059914c 00000000 c6b73fa8 [ 109.901398] 3fa0: c03000c0 c0599238 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 [ 109.909584] 3fc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 bef10a54 [ 109.917768] 3fe0: 00000004 bef10788 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 [ 109.925948] Backtrace: [ 109.928420] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.936691] r5:c478e000 r4:00000027 [ 109.940280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.948297] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.956222] r9:c6b73f60 r8:c519d600 r7:0000000c r6:b6dde000 r5:c5b72c80 r4:c0c2f668 [ 109.963978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.971818] r9:c07f6134 r8:c6b73f60 r7:c2816000 r6:b6dde000 r5:c5b72c80 r4:00000000 [ 109.979573] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.986717] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c6b72000 r5:c5b72c80 [ 109.994550] r4:c5b72c80 [ 109.997093] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.004235] r9:c6b72000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000000c r4:0000000c [ 110.011990] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.019563] Exception stack(0xc6b73fa8 to 0xc6b73ff0) [ 110.024622] 3fa0: 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 [ 110.032807] 3fc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 bef10a54 [ 110.040989] 3fe0: 00000004 bef10788 b6e904cf b6e167e6 [ 110.046048] Code: e3010cb8 e34c01ad e1a01004 ebffd438 (e5945000) [ 110.052219] ---[ end trace 95a90cf5243b2e10 ]--- # Segmentation fault # [ 109.638906] lkdtm: Performing direct entry ACCESS_NULL # [ 109.646717] lkdtm: attempting bad read at 00000000 # [ 109.654478] 8<--- cut here --- # [ 109.660252] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 109.671246] pgd = 310102e3 # [ 109.676758] [00000000] *pgd=00000000 # [ 109.683190] Internal error: Oops: 5 [#11] SMP ARM # [ 109.690682] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 109.722387] CPU: 2 PID: 2384 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 109.732208] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.740568] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 109.747703] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.755344] pc : [] lr : [] psr: 600e0013 # [ 109.763345] sp : c6b73e50 ip : c6b73d58 fp : c6b73e64 # [ 109.770044] r10: 0000000c r9 : c1ad0da8 r8 : c15e8634 # [ 109.775274] r7 : c6b73f60 r6 : 0000000c r5 : c478e000 r4 : 00000000 # [ 109.781808] r3 : d6e60a8c r2 : d6e60a8c r1 : ef7ab5e0 r0 : 00000026 # [ 109.788342] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.795482] Control: 10c5387d Table: 169c804a DAC: 00000051 # [ 109.801236] Process cat (pid: 2384, stack limit = 0xa24aafc6) # [ 109.806988] Stack: (0xc6b73e50 to 0xc6b74000) # [ 109.811353] 3e40: 00000027 c478e000 c6b73e74 c6b73e68 # [ 109.819538] 3e60: c0c2f288 c138e8a0 c6b73e9c c6b73e78 c0c2f788 c0c2f268 c0c2f668 c5b72c80 # [ 109.827725] 3e80: b6dde000 0000000c c519d600 c6b73f60 c6b73ec4 c6b73ea0 c07f6198 c0c2f674 # [ 109.835912] 3ea0: 00000000 c5b72c80 b6dde000 c2816000 c6b73f60 c07f6134 c6b73f5c c6b73ec8 # [ 109.844101] 3ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6b72000 # [ 109.852285] 3ee0: b6dde000 00020000 00000004 0000000c 0001fff4 c6b73ee0 00000001 b6ddd000 # [ 109.860471] 3f00: c6adf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.868658] 3f20: 00000000 00000000 c13a3e08 d6e60a8c c205cfa0 c5b72c80 c5b72c80 c6b72000 # [ 109.876844] 3f40: b6dde000 00000000 00000000 00000004 c6b73f94 c6b73f60 c05991b4 c0598b20 # [ 109.885029] 3f60: 00000000 00000000 c6b73fac d6e60a8c 0000000c 0000000c b6f25e00 00000004 # [ 109.893214] 3f80: c03002e4 c6b72000 c6b73fa4 c6b73f98 c0599244 c059914c 00000000 c6b73fa8 # [ 109.901398] 3fa0: c03000c0 c0599238 0000000c 0000000c 00000001 b6dde000 0000000c 00000000 # [ 109.909584] 3fc0: 0000000c 0000000c b6f25e00 00000004 00000001 00000000 00020000 bef10a54 # [ 109.917768] 3fe0: 00000004 bef10788 b6e904cf b6e167e6 800e0030 00000001 00000000 00000000 # [ 109.925948] Backtrace: # [ 109.928420] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.936691] r5:c478e000 r4:00000027 # [ 109.940280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.948297] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.956222] r9:c6b73f60 r8:c519d600 r7:0000000c r6:b6dde000 r5:c5b72c80 r4:c0c2f668 # [ 109.963978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.971818] r9:c07f6134 r8:c6b73f60 r7:c2816000 r6:b6dde000 r5:c5b72c80 r4:00000000 # [ 109.979573] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.[ 110.500046] lkdtm: Performing direct entry WRITE_RO 986717] r10:00000004 r9:00000000[ 110.507146] lkdtm: attempting bad rodata write at c15e88cc r8:00000000 r7:b6dde000 r6:c6b72[ 110.515590] 8<--- cut here --- 000 r5:c5b72c80 # [ 109.9[9 4 510.521369] Unable to handle kernel paging request at virtual address c15e88cc 50] r4:c5b7[2 c 8101 0 .#5 3[1 102] pgd = fa44ffb6 109.997093] [] ([k s y110.535717] [c15e88cc] *pgd=1141941e(bad) _write) from [42247] Internal error: Oops: 80d [#12] SMP ARM (sys_write+0x18/0x1c) # [ 110.[ 110.549204] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 004235] r9:c6b72000[ r 81:1c00.580908] CPU: 1 PID: 2458 Comm: cat Tainted: G D W 5.10.154-cip19 #1 002e4 r7[: 0 0101000.050940 9r060] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) b6f25e00 r5:0000000c r4:000[0 0 010.599174] PC is at lkdtm_WRITE_RO+0x44/0x50 0c # [ 110.011990] [] (sys_w[r i t1e1)0 .f6r1o3m5 8] pc : [] lr : [] psr: 600e0013 [1]1 0(.r6e2t1_6f06a sp : c6e65e50 ip : c6e65d58 fp : c6e65e64 st_syscal[l + 01x100/.06x22884)7 ] r10: 00000009 r9 : c1ad0db4 r8 : c15e8634 # [ 110[. 0111905.6633]5 4E3x9] r7 : c6e65f60 r6 : 00000009 r5 : c6c85000 r4 : c15e88cc eption s[t a c1k1(00.x6c463b67939] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad1bb8 a8 to 0xc6b7[3 f f101)0 . 6#5 1[963] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 110.0246[2 2 ]1 130f.a606:1 0 0 ] Control: 10c5387d Table: 16dfc04a DAC: 00000051 [ 0101000.60608087] Process cat (pid: 2458, stack limit = 0x94f6554b) c 0000000c [0 0 0101000.0617 6b169] Stack: (0xc6e65e50 to 0xc6e66000) dde000 0000000[c 0101000.060802320] 5e40: 00000028 c6c85000 c6e65e74 c6e65e68 # [ 110.03280[7 ] 131f0c.06:92492] 5e60: c0c2f288 c138e6a0 c6e65e9c c6e65e78 c0c2f788 c0c2f268 c0c2f668 c69e3900 0000000c 0000000c[ b 61f120.57e02751] 5e80: b6e4c000 00000009 c519d600 c6e65f60 c6e65ec4 c6e65ea0 c07f6198 c0c2f674 0 00000004 00000[0 0 11 1000.07013009] 5ea0: 00000000 c69e3900 b6e4c000 c2816000 c6e65f60 c07f6134 c6e65f5c c6e65ec8 000 00020000 bef1[0 a 5141 0 .#7 3267] 5ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6e64000 [ 110.040989] [3 f e101:0 .07030524] 5ee0: b6e4c000 00020000 00000004 00000009 0001fff7 c6e65ee0 00000001 b6e4b000 00004 bef1078[8 b161e09.0744c3f94] 5f00: c68f0280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 b6e167e6 # [ 11[0 . 0141600.4753780] 5f20: 00000000 00000000 c13a3e08 ccf43af2 c205cfa0 c69e3900 c69e3900 c6e64000 ] Code: e3010c[b 8 1e1304.c70614124] 5f40: b6e4c000 00000000 00000000 00000004 c6e65f94 c6e65f60 c05991b4 c0598b20 d e1a01004 ebffd[4 3 81 1(0e.57974296] 5f60: 00000000 00000000 c6e65fac ccf43af2 00000009 00000009 b6f93e00 00000004 5000) # [ 110.[0 5 2121109.]7 4555] 5f80: c03002e4 c6e64000 c6e65fa4 c6e65f98 c0599244 c059914c 00000000 c6e65fa8 ---[ end trace [9 5 a19100c.f7592811] 5fa0: c03000c0 c0599238 00000009 00000009 00000001 b6e4c000 00000009 00000000 43b2e10 ]--- #[ A C1C1E0S.S8_0N983] 5fc0: 00000009 00000009 b6f93e00 00000004 00000001 00000000 00020000 bec97a54 ULL: missing 'ca[l l 1t1r0a.c8e15156] 5fe0: 00000004 bec97788 b6efe4cf b6e847e6 800e0030 00000001 00000000 00000000 ': [FAIL] not [o k 13180 .s8e2l408] Backtrace: ftests: lkdtm: ACCESS_NULL.sh # e 110.829867] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) xit=1 # sel[f t e1s1t0s.:8 4l0k632] r5:c6c85000 r4:00000028 tm: WRITE_RO.sh [ 110.846121] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.855599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.863526] r9:c6e65f60 r8:c519d600 r7:00000009 r6:b6e4c000 r5:c69e3900 r4:c0c2f668 [ 110.871282] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.879122] r9:c07f6134 r8:c6e65f60 r7:c2816000 r6:b6e4c000 r5:c69e3900 r4:00000000 [ 110.886874] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.894019] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c6e64000 r5:c69e3900 [ 110.901852] r4:c69e3900 [ 110.904395] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.911537] r9:c6e64000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000009 r4:00000009 [ 110.919292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.926866] Exception stack(0xc6e65fa8 to 0xc6e65ff0) [ 110.931924] 5fa0: 00000009 00000009 00000001 b6e4c000 00000009 00000000 [ 110.940109] 5fc0: 00000009 00000009 b6f93e00 00000004 00000001 00000000 00020000 bec97a54 [ 110.948291] 5fe0: 00000004 bec97788 b6efe4cf b6e847e6 [ 110.953351] Code: e34a3bcd e3010bb8 e34c01ad e0233002 (e5843000) [ 110.959455] ---[ end trace 95a90cf5243b2e11 ]--- # Segmentation fault # [ 110.500046] lkdtm: Performing direct entry WRITE_RO # [ 110.507146] lkdtm: attempting bad rodata write at c15e88cc # [ 110.515590] 8<--- cut here --- # [ 110.521369] Unable to handle kernel paging request at virtual address c15e88cc # [ 110.531102] pgd = fa44ffb6 # [ 110.535717] [c15e88cc] *pgd=1141941e(bad) # [ 110.542247] Internal error: Oops: 80d [#12] SMP ARM # [ 110.549204] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 110.580908] CPU: 1 PID: 2458 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 110.590900] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.599174] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 110.606047] LR is at __irq_work_queue_local+0x40/0x74 # [ 110.613518] pc : [] lr : [] psr: 600e0013 # [ 110.621606] sp : c6e65e50 ip : c6e65d58 fp : c6e65e64 # [ 110.628478] r10: 00000009 r9 : c1ad0db4 r8 : c15e8634 # [ 110.635439] r7 : c6e65f60 r6 : 00000009 r5 : c6c85000 r4 : c15e88cc # [ 110.643699] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad1bb8 # [ 110.651963] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.661004] Control: 10c5387d Table: 16dfc04a DAC: 00000051 # [ 110.668487] Process cat (pid: 2458, stack limit = 0x94f6554b) # [ 110.676139] Stack: (0xc6e65e50 to 0xc6e66000) # [ 110.682320] 5e40: 00000028 c6c85000 c6e65e74 c6e65e68 # [ 110.692492] 5e60: c0c2f288 c138e6a0 c6e65e9c c6e65e78 c0c2f788 c0c2f268 c0c2f668 c69e3900 # [ 110.702751] 5e80: b6e4c000 00000009 c519d600 c6e65f60 c6e65ec4 c6e65ea0 c07f6198 c0c2f674 # [ 110.713009] 5ea0: 00000000 c69e3900 b6e4c000 c2816000 c6e65f60 c07f6134 c6e65f5c c6e65ec8 # [ 110.723267] 5ec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6e64000 # [ 110.733524] 5ee0: b6e4c000 00020000 00000004 00000009 0001fff7 c6e65ee0 00000001 b6e4b000 # [ 110.743694] 5f00: c68f0280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.753780] 5f20: 00000000 00000000 c13a3e08 ccf43af2 c205cfa0 c69e3900 c69e3900 c6e64000 # [ 110.764124] 5f40: b6e4c000 00000000 00000000 00000004 c6e65f94 c6e65f60 c05991b4 c0598b20 # [ 110.774296] 5f60: 00000000 00000000 c6e65fac ccf43af2 00000009 00000009 b6f93e00 00000004 # [ 110.784555] 5f80: c03002e4 c6e64000 c6e65fa4 c6e65f98 c0599244 c059914c 00000000 c6e65fa8 # [ 110.794811] 5fa0: c03000c0 c0599238 00000009 00000009 00000001 b6e4c000 00000009 00000000 # [ 110.804983] 5fc0: 00000009 00000009 b6f93e00 00000004 00000001 00000000 00020000 bec97a54 # [ 110.815156] 5fe0: 00000004 bec97788 b6efe4cf b6e847e6 800e0030 00000001 00000000 00000000 # [ 110.825408] Backtrace: # [ 110.829867] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.840632] r5:c6c85000 r4:00000028 # [ 110.846121] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.855599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.863526] r9:c6e65f60 r8:c519d600 r7:00000009 r6:b6e4c000 r5:c69e3900 r4:c0c2f668 # [ 110.871282] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.879122] r9:c07f6134 r8:c6e65f60 r7:c2816000 r6:b6e4c000 r5:c69e3900 r4:00000000 # [ 110.886874] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.894019] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c6e64000 r5:c69e3900 # [ 110.901852] r4:c69e3900 # [ 110.904395] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.911537] r9:c6e64000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000009 r4:00000009 # [ 110.919292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.926866] Exception stack(0xc6e65fa8 to 0xc6e65ff0) # [ 110.[ 111.429393] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 931924] 5fa0: 0[ 111.436236] lkdtm: attempting bad ro_after_init write at c1b83c60 0000009 00000009 00000001 b6e4c00[ 111.445163] 8<--- cut here --- [ 111.451041] Unable to handle kernel paging request at virtual address c1b83c60 [ 111.458273] pgd = 0ae92166 [ 111.460990] [c1b83c60] *pgd=11a1941e(bad) [ 111.465027] Internal error: Oops: 80d [#13] SMP ARM [ 111.469916] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 111.498992] CPU: 0 PID: 2532 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 111.506743] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.513289] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 111.518622] LR is at __irq_work_queue_local+0x40/0x74 [ 111.523682] pc : [] lr : [] psr: 600e0013 [ 111.529956] sp : c6dbfe50 ip : c6dbfd58 fp : c6dbfe64 [ 111.535189] r10: 00000014 r9 : c1ad0dc0 r8 : c15e8634 [ 111.540421] r7 : c6dbff60 r6 : 00000014 r5 : c5bea000 r4 : c1b83c60 [ 111.546954] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ad1bb8 [ 111.553489] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 111.560634] Control: 10c5387d Table: 16db404a DAC: 00000051 [ 111.566388] Process cat (pid: 2532, stack limit = 0xcf06eccc) [ 111.572143] Stack: (0xc6dbfe50 to 0xc6dc0000) [ 111.576515] fe40: 00000029 c5bea000 c6dbfe74 c6dbfe68 [ 111.584707] fe60: c0c2f288 c138e6f0 c6dbfe9c c6dbfe78 c0c2f788 c0c2f268 c0c2f668 c29ca780 [ 111.592897] fe80: b6eaa000 00000014 c519d600 c6dbff60 c6dbfec4 c6dbfea0 c07f6198 c0c2f674 [ 111.601087] fea0: 00000000 c29ca780 b6eaa000 c2816000 c6dbff60 c07f6134 c6dbff5c c6dbfec8 [ 111.609278] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6dbe000 [ 111.617469] fee0: b6eaa000 00020000 00000004 00000014 0001ffec c6dbfee0 00000001 b6ea9000 [ 111.625658] ff00: c44c08c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.633848] ff20: 00000000 00000000 c13a3e08 1d2153f2 c205cfa0 c29ca780 c29ca780 c6dbe000 [ 111.642039] ff40: b6eaa000 00000000 00000000 00000004 c6dbff94 c6dbff60 c05991b4 c0598b20 [ 111.650227] ff60: 00000000 00000000 c6dbffac 1d2153f2 00000014 00000014 b6ff1e00 00000004 [ 111.658418] ff80: c03002e4 c6dbe000 c6dbffa4 c6dbff98 c0599244 c059914c 00000000 c6dbffa8 [ 111.666606] ffa0: c03000c0 c0599238 00000014 00000014 00000001 b6eaa000 00000014 00000000 [ 111.674795] ffc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 befb5a54 [ 111.682983] ffe0: 00000004 befb5788 b6f5c4cf b6ee27e6 800e0030 00000001 00000000 00000000 [ 111.691165] Backtrace: [ 111.693642] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.702611] r5:c5bea000 r4:00000029 [ 111.706205] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.714228] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.722157] r9:c6dbff60 r8:c519d600 r7:00000014 r6:b6eaa000 r5:c29ca780 r4:c0c2f668 [ 111.729919] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.737760] r9:c07f6134 r8:c6dbff60 r7:c2816000 r6:b6eaa000 r5:c29ca780 r4:00000000 [ 111.745516] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.752663] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c6dbe000 r5:c29ca780 [ 111.760499] r4:c29ca780 [ 111.763046] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.770194] r9:c6dbe000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000014 r4:00000014 [ 111.777953] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.785532] Exception stack(0xc6dbffa8 to 0xc6dbfff0) [ 111.790594] ffa0: 00000014 00000014 00000001 b6eaa000 00000014 00000000 [ 111.798785] ffc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 befb5a54 [ 111.806971] ffe0: 00000004 befb5788 b6f5c4cf b6ee27e6 [ 111.812035] Code: e34a3bcd e3010bb8 e34c01ad e0233002 (e5843000) [ 111.818144] ---[ end trace 95a90cf5243b2e12 ]--- 0 00000009 00000000 # [ 110.940109] 5fc0: 00000009 00000009 b6f93e00 00000004 00000001 00000000 00020000 bec97a54 # [ 110.948291] 5fe0: 00000004 bec97788 b6efe4cf b6e847e6 # [ 110.953351] Code: e34a3bcd e3010bb8 e34c01ad e0233002 (e5843000) # [ 110.959455] ---[ end trace 95a90cf5243b2e11 ]--- # 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 # [ 111.429393] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 111.436236] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 111.445163] 8<--- cut here --- # [ 111.451041] Unable to handle kernel paging request at virtual address c1b83c60 # [ 111.458273] pgd = 0ae92166 # [ 111.460990] [c1b83c60] *pgd=11a1941e(bad) # [ 111.465027] Internal error: Oops: 80d [#13] SMP ARM # [ 111.469916] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 111.498992] CPU: 0 PID: 2532 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 111.506743] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.513289] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 111.518622] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.523682] pc : [] lr : [] psr: 600e0013 # [ 111.529956] sp : c6dbfe50 ip : c6dbfd58 fp : c6dbfe64 # [ 111.535189] r10: 00000014 r9 : c1ad0dc0 r8 : c15e8634 # [ 111.540421] r7 : c6dbff60 r6 : 00000014 r5 : c5bea000 r4 : c1b83c60 # [ 111.546954] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1ad1bb8 # [ 111.553489] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.560634] Control: 10c5387d Table: 16db404a DAC: 00000051 # [ 111.566388] Process cat (pid: 2532, stack limit = 0xcf06eccc) # [ 111.572143] Stack: (0xc6dbfe50 to 0xc6dc0000) # [ 111.576515] fe40: 00000029 c5bea000 c6dbfe74 c6dbfe68 # [ 111.584707] fe60: c0c2f288 c138e6f0 c6dbfe9c c6dbfe78 c0c2f788 c0c2f268 c0c2f668 c29ca780 # [ 111.592897] fe80: b6eaa000 00000014 c519d600 c6dbff60 c6dbfec4 c6dbfea0 c07f6198 c0c2f674 # [ 111.601087] fea0: 00000000 c29ca780 b6eaa000 c2816000 c6dbff60 c07f6134 c6dbff5c c6dbfec8 # [ 111.609278] fec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c6dbe000 # [ 111.617469] fee0: b6eaa000 00020000 00000004 00000014 0001ffec c6dbfee0 00000001 b6ea9000 # [ 111.625658] ff00: c44c08c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.633848] ff20: 00000000 00000000 c13a3e08 1d2153f2 c205cfa0 c29ca780 c29ca780 c6dbe000 # [ 111.642039] ff40: b6eaa000 00000000 00000000 00000004 c6dbff94 c6dbff60 c05991b4 c0598b20 # [ 111.650227] ff60: 00000000 00000000 c6dbffac 1d2153f2 00000014 00000014 b6ff1e00 00000004 # [ 111.658418] ff80: c03002e4 c6dbe000 c6dbffa4 c6dbff98 c0599244 c059914c 00000000 c6dbffa8 # [ 111.666606] ffa0: c03000c0 c0599238 00000014 00000014 00000001 b6eaa000 00000014 00000000 # [ 111.674795] ffc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 befb5a54 # [ 111.682983] ffe0: 00000004 befb5788 b6f5c4cf b6ee27e6 800e0030 00000001 00000000 00000000 # [ 111.691165] Backtrace: # [ 111.693642] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.702611] r5:c5bea000 r4:00000029 # [ 111.706205] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.714228] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.722157] r9:c6dbff60 r8:c519d600 r7:00000014 r6:b6eaa000 r5:c29ca780 r4:c0c2f668 # [ 111.729919] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.737760] r9:c07f6134 r8:c6dbff60 r7:c2816000 r6:b6eaa000 r5:c29ca780 r4:00000000 # [ 111.745516] [] (vfs_write) from [] (ksys_write+0x74/0[ 112.278667] lkdtm: Performing direct entry WRITE_KERN xec) # [ 111.752663] r10:00000[ 112.286675] lkdtm: attempting bad 7726532 byte write at c138e5bc 004 r9:00000000 r8:00000000 r7:b6[ 112.295443] 8<--- cut here --- eaa000 r6:c6dbe000 r5:c29[c a 7182.301300] Unable to handle kernel paging request at virtual address c138e5bc [0 1#1 2[. 3 1101915.87]6 0p4gd = 15487e12 9] r4:c29ca780 # [ 111.763046][ 112.315077] [c138e5bc] *pgd=1121940e(bad) [] (ksys_write) fr[o m112.321970] Internal error: Oops: 80d [#14] SMP ARM [] (sys_write+0x18/0x1[ 112.329454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 c) # [ 111.770194] r9:c6dbe0[0 112.361170] CPU: 3 PID: 2606 Comm: cat Tainted: G D W 5.10.154-cip19 #1 0 r8:c03002e4 r[7 :101020.030701599] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 4 r6:b6ff1e00 r5:00000014 r4:0000[ 112.380144] PC is at memcpy+0x50/0x330 0014 # [ 111.777953] [[ < c1015.386757] LR is at 0xe92dd830 9922c>] (sys_writ[e ) 1f1r2o.m3 2245] pc : [] lr : [] psr: 200e0013 [] (ret[_ f a1s1t2_.s4y0603] sp : c59fde2c ip : e1a0c00d fp : c59fde64 scall+0x0/0x28) # [[ 111121..07919] r10: 0000000b r9 : c1ad0dd4 r8 : e89da800 785532] Exception[ s t1a1c2k.(405318] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 xc6dbffa8 to 0xc6d[b f f1f120.)4 3937] r3 : e1a0c00d r2 : 0075e524 r1 : c0c30018 r0 : c138e5bc # [ 111.790594] ffa[0 : 1 1 2 432556] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000[0 0 1141 20.041954] Control: 10c5387d Table: 16d7c04a DAC: 00000051 000014 00000001 b6eaa[0 0 01 1020449877] Process cat (pid: 2606, stack limit = 0x12656588) 000014 00000000[ #1 1[2 . 4151884] Stack: (0xc59fde2c to 0xc59fe000) 1.798785] ffc0: 00000014 00000[0 112.464256] de20: c0c2fff8 0075e5c4 c59fdf60 c15e8634 c138e5bc 4 b6ff1e00 00000004 00000001 00[0 112.475133] de40: c138e5bc c138e7a0 0000002a c6d84000 0000000b c59fdf60 c59fde74 c59fde68 00000 00020000 befb5a54 # [ 1[1 112.486006] de60: c0c2f288 c138e760 c59fde9c c59fde78 c0c2f788 c0c2f268 c0c2f668 c6adf680 1.806971] ffe0: 00000004 bef[b 5 112.496879] de80: b6eaf000 0000000b c519d600 c59fdf60 c59fdec4 c59fdea0 c07f6198 c0c2f674 88 b6f5c4cf b6ee27e6 # [ 111[. 112.507668] dea0: 00000000 c6adf680 b6eaf000 c2816000 c59fdf60 c07f6134 c59fdf5c c59fdec8 12035] Code: e34a3bcd e3010b[b 8 112.518542] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c59fc000 e34c01ad e0233002 (e5843000)[ 112.529329] dee0: b6eaf000 00020000 00000004 0000000b 0001fff5 c59fdee0 00000001 b6eae000 # [ 111.818144] ---[ end t[r a c12.540115] df00: c5df5cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 e 95a90cf5243b2e12 ]--- # [W R I12.550819] df20: 00000000 00000000 c13a3e08 c5a18cdf c205cfa0 c6adf680 c6adf680 c59fc000 TE_RO_AFTER_INIT: missing 'call[ 112.561522] df40: b6eaf000 00000000 00000000 00000004 c59fdf94 c59fdf60 c05991b4 c0598b20 trace:': [FAIL] not ok 40 s[e l 112.572394] df60: 00000000 00000000 c59fdfac c5a18cdf 0000000b 0000000b b6ff6e00 00000004 tests: lkdtm: WRITE_RO_AFTER_I[N 112.583183] df80: c03002e4 c59fc000 c59fdfa4 c59fdf98 c0599244 c059914c 00000000 c59fdfa8 T.sh # exit=1 # selftests:[ l k12.594056] dfa0: c03000c0 c0599238 0000000b 0000000b 00000001 b6eaf000 0000000b 00000000 dtm: WRITE_KERN.sh [ 112.604758] dfc0: 0000000b 0000000b b6ff6e00 00000004 00000001 00000000 00020000 bea18a54 [ 112.614677] dfe0: 00000004 bea18788 b6f614cf b6ee77e6 800e0030 00000001 00000000 00000000 [ 112.622873] Backtrace: [ 112.625391] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.633602] r7:c59fdf60 r6:0000000b r5:c6d84000 r4:0000002a [ 112.639301] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.647348] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.655296] r9:c59fdf60 r8:c519d600 r7:0000000b r6:b6eaf000 r5:c6adf680 r4:c0c2f668 [ 112.663080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.670941] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6eaf000 r5:c6adf680 r4:00000000 [ 112.678717] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.685883] r10:00000004 r9:00000000 r8:00000000 r7:b6eaf000 r6:c59fc000 r5:c6adf680 [ 112.693733] r4:c6adf680 [ 112.696300] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.703464] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6ff6e00 r5:0000000b r4:0000000b [ 112.711244] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.718835] Exception stack(0xc59fdfa8 to 0xc59fdff0) [ 112.723914] dfa0: 0000000b 0000000b 00000001 b6eaf000 0000000b 00000000 [ 112.732123] dfc0: 0000000b 0000000b b6ff6e00 00000004 00000001 00000000 00020000 bea18a54 [ 112.740325] dfe0: 00000004 bea18788 b6f614cf b6ee77e6 [ 112.745408] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 112.751535] ---[ end trace 95a90cf5243b2e13 ]--- # Segmentation fault # [ 112.278667] lkdtm: Performing direct entry WRITE_KERN # [ 112.286675] lkdtm: attempting bad 7726532 byte write at c138e5bc # [ 112.295443] 8<--- cut here --- # [ 112.301300] Unable to handle kernel paging request at virtual address c138e5bc # [ 112.310958] pgd = 15487e12 # [ 112.315077] [c138e5bc] *pgd=1121940e(bad) # [ 112.321970] Internal error: Oops: 80d [#14] SMP ARM # [ 112.329454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 112.361170] CPU: 3 PID: 2606 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 112.371599] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.380144] PC is at memcpy+0x50/0x330 # [ 112.386757] LR is at 0xe92dd830 # [ 112.392245] pc : [] lr : [] psr: 200e0013 # [ 112.400603] sp : c59fde2c ip : e1a0c00d fp : c59fde64 # [ 112.407919] r10: 0000000b r9 : c1ad0dd4 r8 : e89da800 # [ 112.415318] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 112.423937] r3 : e1a0c00d r2 : 0075e524 r1 : c0c30018 r0 : c138e5bc # [ 112.432556] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.441954] Control: 10c5387d Table: 16d7c04a DAC: 00000051 # [ 112.449877] Process cat (pid: 2606, stack limit = 0x12656588) # [ 112.457884] Stack: (0xc59fde2c to 0xc59fe000) # [ 112.464256] de20: c0c2fff8 0075e5c4 c59fdf60 c15e8634 c138e5bc # [ 112.475133] de40: c138e5bc c138e7a0 0000002a c6d84000 0000000b c59fdf60 c59fde74 c59fde68 # [ 112.486006] de60: c0c2f288 c138e760 c59fde9c c59fde78 c0c2f788 c0c2f268 c0c2f668 c6adf680 # [ 112.496879] de80: b6eaf000 0000000b c519d600 c59fdf60 c59fdec4 c59fdea0 c07f6198 c0c2f674 # [ 112.507668] dea0: 00000000 c6adf680 b6eaf000 c2816000 c59fdf60 c07f6134 c59fdf5c c59fdec8 # [ 112.518542] dec0: c0598c20 c07f6140 00000001 00000000 c05991b4 c13a3e08 c05991b4 c59fc000 # [ 112.529329] dee0: b6eaf000 00020000 00000004 0000000b 0001fff5 c59fdee0 00000001 b6eae000 # [ 112.540115] df00: c5df5cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.550819] df20: 00000000 00000000 c13a3e08 c5a18cdf c205cfa0 c6adf680 c6adf680 c59fc000 # [ 112.561522] df40: b6eaf000 00000000 00000000 00000004 c59fdf94 c59fdf60 c05991b4 c0598b20 # [ 112.572394] df60: 00000000 00000000 c59fdfac c5a18cdf 0000000b 0000000b b6ff6e00 00000004 # [ 112.583183] df80: c03002e4 c59fc000 c59fdfa4 c59fdf98 c0599244 c059914c 00000000 c59fdfa8 # [ 112.594056] dfa0: c03000c0 c0599238 0000000b 0000000b 00000001 b6eaf000 0000000b 00000000 # [ 112.604758] dfc0: 0000000b 0000000b b6ff6e00 00000004 00000001 00000000 00020000 bea18a54 # [ 112.614677] dfe0: 00000004 bea18788 b6f614cf b6ee77e6 800e0030 00000001 00000000 00000000 # [ 112.622873] Backtrace: # [ 112.625391] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.633602] r7:c59fdf60 r6:0000000b r5:c6d84000 r4:0000002a # [ 112.639301] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.647348] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.655296] r9:c59fdf60 r8:c519d600 r7:0000000b r6:b6eaf000 r5:c6adf680 r4:c0c2f668 # [ 112.663080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.670941] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6eaf000 r5:c6adf680 r4:00000000 # [ 112.678717] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.685883] r10:00000004 r9:00000000 r8:00000000 r7:b6eaf000 r6:c59fc000 r5:c6adf680 # [ 112.693733] r4:c6adf680 # [ 112.696300] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.703464] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6ff6e00 r5:0000000b r4:0000000b # [ 112.711244] [ 113.244914] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [] (sys_write) from [] (ret_fast_syscall+0x0/0[ 113.261096] lkdtm: attempting bad refcount_inc() overflow x28) # [ 112.718835] Exception [ 113.269226] ------------[ cut here ]------------ stack(0xc59fdfa8 to 0xc59fdff0) [ 113.276765] WARNING: CPU: 2 PID: 2681 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 112.723914] dfa0: [ 113.288029] refcount_t: saturated; leaking memory. 0000000b 0000000b 0000000[ 113.295678] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 1 b6eaf000 0000000b 00000000 # [[ 113.327391] CPU: 2 PID: 2681 Comm: cat Tainted: G D W 5.10.154-cip19 #1 112.7321[2 3 ]1 1d3f.3c307:9 50] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000000b 0000000b[ b 61f1f36.e3046215] Backtrace: 00000004 00000001 00000000 00020[ 113.350766] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 000 bea18a54 #[ [ 1 1131.23.67182] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 40325] dfe0: 00000004 be[a 1 81713.368841] [] (show_stack) from [] (dump_stack+0xe0/0x100) 8 b6f614cf b6ee77e6 #[ [ 1 113.378578] [] (dump_stack) from [] (__warn+0xfc/0x16c) 2.745408] Code: [ f 51d113f.0358c878] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 f5d1f07c e8b151f8[ e 2151232.307617] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 20 (e8a051f8) [ #1 1[3 . 41017179] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c6ff4000 .751535] ---[ end trace [9 5 a1913.414839] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) cf5243b2e13 ]-[- - 1 1#3 .W4R2I6221] r9:c1ad0de0 r8:c15e8634 r7:c6ff5f60 r6:00000016 r5:c68e5000 r4:c6ff4000 E_KERN: missing 'call t[r a c1e1:.435963] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) ': [FAIL] not ok 41[ s 1e1l3f.t47956] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) ests: lkdtm: WRITE_KERN.[s h 1#13.460212] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) exit=1 [# s1e1l3f.t4e7s1t7s6:3] r4:0000002b lkdtm: REFCOUNT_INC_O[V E R1F1L3O476039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) W.sh [ 113.486300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.494729] r9:c6ff5f60 r8:c519d600 r7:00000016 r6:b6e16000 r5:c6b7a000 r4:c0c2f668 [ 113.502483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.510322] r9:c07f6134 r8:c6ff5f60 r7:c2816000 r6:b6e16000 r5:c6b7a000 r4:00000000 [ 113.518073] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.525216] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c6ff4000 r5:c6b7a000 [ 113.533050] r4:c6b7a000 [ 113.535593] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.542737] r9:c6ff4000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:00000016 r4:00000016 [ 113.550494] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.558071] Exception stack(0xc6ff5fa8 to 0xc6ff5ff0) [ 113.563131] 5fa0: 00000016 00000016 00000001 b6e16000 00000016 00000000 [ 113.571320] 5fc0: 00000016 00000016 b6f5de00 00000004 00000001 00000000 00020000 bed88a54 [ 113.579505] 5fe0: 00000004 bed88788 b6ec84cf b6e4e7e6 [ 113.584635] irq event stamp: 0 [ 113.587710] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.593329] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.600859] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.608353] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.613964] ---[ end trace 95a90cf5243b2e14 ]--- [ 113.618592] lkdtm: Overflow detected: saturated # [ 113.244914] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 113.251973] lkdtm: attempting good refcount_inc() without overflow # [ 113.261096] lkdtm: attempting bad refcount_inc() overflow # [ 113.269226] ------------[ cut here ]------------ # [ 113.276765] WARNING: CPU: 2 PID: 2681 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 113.288029] refcount_t: saturated; leaking memory. # [ 113.295678] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 113.327391] CPU: 2 PID: 2681 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 113.337954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.346215] Backtrace: # [ 113.350766] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.361182] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 113.368841] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.378578] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.387878] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 # [ 113.397617] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.407179] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c6ff4000 # [ 113.414839] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 113.426221] r9:c1ad0de0 r8:c15e8634 r7:c6ff5f60 r6:00000016 r5:c68e5000 r4:c6ff4000 # [ 113.435963] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 113.447956] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 113.460212] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.471763] r4:0000002b # [ 113.476039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.486300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.494729] r9:c6ff5f60 r8:c519d600 r7:00000016 r6:b6e16000 r5:c6b7a000 r4:c0c2f668 # [ 113.502483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.510322] r9:c07f6134 r8:c6ff5f60 r7:c2816000 r6:b6e16000 r5:c6b7a000 r4:00000000 # [ 113.518073] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.525216] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c6ff4000 r5:c6b7a000 # [ 113.533050] r4:c6b7a000 # [ 113.535593] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.542737] r9:c6ff4000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:00000016 r4:00000016 # [ 113.550494] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.558071] Exception stack(0xc6ff5fa8 to 0xc6ff5ff0) # [ 113.563131] 5fa0: 00000016 00000016 00000001 b6e16000 00000016 00000000 # [ 113.571320] 5fc0: 00000016 00000016 b6f5de00 00000004 00000001 00000000 00020000 bed88a54 # [ 113.579505] 5fe0: 00000004 bed88788 b6ec84cf b6e4e7e6 # [ 113.584635] irq event stamp: 0 # [ 113.587710] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.593329] hardirqs last disabled at (0): [] copy_process+0x5c8[ 114.003687] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW /0x194c # [ 1[1 3 1.1640.008059900] lkdtm: attempting good refcount_add() without overflow ] softirqs last enabled at (0): [ 114.018148] lkdtm: attempting bad refcount_add() overflow [] copy_process+0x5c8/0[ 114.026472] ------------[ cut here ]------------ x194c # [ 113.608353] softirqs [ 114.033973] WARNING: CPU: 3 PID: 2715 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 last disabled at (0): [<00000000>[ 114.045175] refcount_t: saturated; leaking memory. ] 0x0 # [ 113.613964] ---[ end [ 114.052816] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 trace 95a90cf5243b2e14 ]--- # [ [ 114.084523] CPU: 3 PID: 2715 Comm: cat Tainted: G D W 5.10.154-cip19 #1 113.61859[2 ] 1l1k4d.t0m9:50 9O] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) verflow detected: [s a t1u1r4a.t103354] Backtrace: d # REFCOUNT_INC_OVERFLOW: missi[ 114.107991] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ng 'call trace:'[: [1F1A4I.L1]18406] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 not ok 42 selftests: l[k d t1m1:.126153] [] (show_stack) from [] (dump_stack+0xe0/0x100) REFCOUNT_INC_OVERFLOW.[s h 1#1 .135804] [] (dump_stack) from [] (__warn+0xfc/0x16c) exit=1 # selft[e s t11s4:. 1l4k5101] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 tm: REFCOUNT_ADD_OV[E R F1L1O4W..54841] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) sh [ 114.164486] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c47e0000 [ 114.170503] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 114.179469] r9:c1ad0df8 r8:c15e8634 r7:c47e1f60 r6:00000016 r5:c6d85000 r4:c47e0000 [ 114.187226] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 114.196891] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 114.206995] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.216131] r4:0000002c [ 114.218676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.226693] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.234617] r9:c47e1f60 r8:c519d600 r7:00000016 r6:b6e9d000 r5:c5b01cc0 r4:c0c2f668 [ 114.242374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.250211] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6e9d000 r5:c5b01cc0 r4:00000000 [ 114.257963] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.265106] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c47e0000 r5:c5b01cc0 [ 114.272939] r4:c5b01cc0 [ 114.275482] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.282625] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 [ 114.290379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.297952] Exception stack(0xc47e1fa8 to 0xc47e1ff0) [ 114.303013] 1fa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 [ 114.311200] 1fc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 bee50a54 [ 114.319384] 1fe0: 00000004 bee50788 b6f4f4cf b6ed57e6 [ 114.324507] irq event stamp: 0 [ 114.327581] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.333195] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.340733] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.348235] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.353868] ---[ end trace 95a90cf5243b2e15 ]--- [ 114.358507] lkdtm: Overflow detected: saturated # [ 114.003687] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 114.009900] lkdtm: attempting good refcount_add() without overflow # [ 114.018148] lkdtm: attempting bad refcount_add() overflow # [ 114.026472] ------------[ cut here ]------------ # [ 114.033973] WARNING: CPU: 3 PID: 2715 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 114.045175] refcount_t: saturated; leaking memory. # [ 114.052816] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.084523] CPU: 3 PID: 2715 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 114.095092] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.103354] Backtrace: # [ 114.107991] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.118406] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 114.126153] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.135804] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.145101] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 # [ 114.154841] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.164486] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c47e0000 # [ 114.170503] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 114.179469] r9:c1ad0df8 r8:c15e8634 r7:c47e1f60 r6:00000016 r5:c6d85000 r4:c47e0000 # [ 114.187226] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 114.196891] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 114.206995] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.216131] r4:0000002c # [ 114.218676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.226693] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.234617] r9:c47e1f60 r8:c519d600 r7:00000016 r6:b6e9d000 r5:c5b01cc0 r4:c0c2f668 # [ 114.242374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.250211] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6e9d000 r5:c5b01cc0 r4:00000000 # [ 114.257963] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.265106] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c47e0000 r5:c5b01cc0 # [ 114.272939] r4:c5b01cc0 # [ 114.275482] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.282625] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 # [ 114.290379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.297952] Exception stack(0xc47e1fa8 to 0xc47e1ff0) # [ 114.303013] 1fa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 # [ 114.311200] 1fc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 bee50a54 # [ 114.319384] 1fe0: 00000004 bee50788 b6f4f4cf b6ed57e6 # [ 114.324507] irq event stamp: 0 # [ 114.327581] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.333195] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.340733] softirqs last enabled at (0): [] copy_process+0x5c8/0x194[ 114.758210] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW c # [ 114.348235] softirqs last[ 114.766308] lkdtm: attempting bad refcount_inc_not_zero() overflow disabled at (0): [<00000000>] 0x[ 114.775357] ------------[ cut here ]------------ 0 # [ 114.353868] ---[ end trac[ 114.782835] WARNING: CPU: 2 PID: 2749 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 e 95a90cf5243b2e15 ]--- # [ 114[ 114.794136] refcount_t: saturated; leaking memory. .358507] lkdtm: Overflow detected[ 114.801775] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 : saturated # REFCOUNT_ADD_OVERF[ 114.833486] CPU: 2 PID: 2749 Comm: cat Tainted: G D W 5.10.154-cip19 #1 LOW: miss[i n g1 1'4c.a8l4l4 0t5r] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ace:': [FAIL] [ n o1t1 4o.k8 542311] Backtrace: selftests: lkdtm: REFCOUNT_ADD_O[ 114.856776] [] (dump_backtrace) from [] (show_stack+0x20/0x24) VERFLOW.sh # exi[t = 111 4 .#8 6s194] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 elftests: lkdtm: REF[C O U1N1T4_.874853] [] (show_stack) from [] (dump_stack+0xe0/0x100) NC_NOT_ZERO_OVERFLOW.sh [ 114.884419] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.893541] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 [ 114.901296] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.908787] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6ff0000 [ 114.914463] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 114.923432] r9:c1ad0e10 r8:c15e8634 r7:c6ff1f60 r6:0000001f r5:c478e000 r4:7fffffff [ 114.931191] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 114.941637] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 114.953292] r5:c478e000 r4:c6ff0000 [ 114.956885] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.966802] r4:0000002d [ 114.969348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.977367] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.985291] r9:c6ff1f60 r8:c519d600 r7:0000001f r6:b6e53000 r5:c6b61400 r4:c0c2f668 [ 114.993049] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.000887] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6e53000 r5:c6b61400 r4:00000000 [ 115.008641] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.015784] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6ff0000 r5:c6b61400 [ 115.023618] r4:c6b61400 [ 115.026161] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.033304] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000001f r4:0000001f [ 115.041059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.048633] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) [ 115.053693] 1fa0: 0000001f 0000001f 00000001 b6e53000 0000001f 00000000 [ 115.061882] 1fc0: 0000001f 0000001f b6f9ae00 00000004 00000001 00000000 00020000 be856a54 [ 115.070064] 1fe0: 00000004 be856788 b6f054cf b6e8b7e6 [ 115.075202] irq event stamp: 0 [ 115.078275] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.083892] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.091424] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.098944] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.104604] ---[ end trace 95a90cf5243b2e16 ]--- [ 115.109249] lkdtm: Overflow detected: saturated # [ 114.758210] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 114.766308] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 114.775357] ------------[ cut here ]------------ # [ 114.782835] WARNING: CPU: 2 PID: 2749 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 114.794136] refcount_t: saturated; leaking memory. # [ 114.801775] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 114.833486] CPU: 2 PID: 2749 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 114.844050] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.852311] Backtrace: # [ 114.856776] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.867194] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 114.874853] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.884419] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.893541] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 # [ 114.901296] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.908787] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6ff0000 # [ 114.914463] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 114.923432] r9:c1ad0e10 r8:c15e8634 r7:c6ff1f60 r6:0000001f r5:c478e000 r4:7fffffff # [ 114.931191] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 114.941637] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 114.953292] r5:c478e000 r4:c6ff0000 # [ 114.956885] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.966802] r4:0000002d # [ 114.969348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.977367] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.985291] r9:c6ff1f60 r8:c519d600 r7:0000001f r6:b6e53000 r5:c6b61400 r4:c0c2f668 # [ 114.993049] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.000887] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6e53000 r5:c6b61400 r4:00000000 # [ 115.008641] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.015784] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6ff0000 r5:c6b61400 # [ 115.023618] r4:c6b61400 # [ 115.026161] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.033304] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000001f r4:0000001f # [ 115.041059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.048633] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) # [ 115.053693] 1fa0: 0000001f 0000001f 00000001 b6e53000 0000001f 00000000 # [ 115.061882] 1fc0: 0000001f 0000001f b6f9ae00 00000004 00000001 00000000 00020000 be856a54 # [ 115.070064] 1fe0: 00000004 be856788 b6f054cf b6e8b7e6 # [ 115.075202] irq event stamp: 0 # [ 115.078275] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.083892] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.091424] softirqs last enabled at (0): [] [ 115.505334] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW copy_process+0x5c8/0x194c # [ 1[ 115.513072] lkdtm: attempting bad refcount_add_not_zero() overflow 15.098944] softirqs last disabled[ 115.522014] ------------[ cut here ]------------ at (0): [<00000000>] 0x0 # [ 1[ 115.529503] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 15.104604] ---[ end trace 95a90cf[ 115.540867] refcount_t: saturated; leaking memory. 5243b2e16 ]--- # [ 115.109249] [ 115.548412] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 lkdtm: Overflow detected: saturat[ 115.580161] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.154-cip19 #1 ed # REF[C O1U1N5T._5I9N0C7_1N5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) T_ZERO_OVERFLOW: mi[s s 1i1n5g. 598978] Backtrace: call trace:': [FAIL] not ok 44 s[ 115.603612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) elftests: lkdtm[: R1E1F5C.O6U1N029] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 T_INC_NOT_ZERO_OVERFLOW[. s h1 1#.621687] [] (show_stack) from [] (dump_stack+0xe0/0x100) exit=1 # selftests: lk[d t m1:15.631339] [] (dump_stack) from [] (__warn+0xfc/0x16c) REFCOUNT_ADD_[N O T1_1Z5E.R6O4_0O24] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 VERFLOW.sh [ 115.650377] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.658897] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6d46000 [ 115.664570] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 115.673538] r9:c1ad0e30 r8:c15e8634 r7:c6d47f60 r6:0000001f r5:c6d84000 r4:7fffffff [ 115.681297] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 115.691743] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 115.703397] r5:c6d84000 r4:c6d46000 [ 115.706992] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.716910] r4:0000002e [ 115.719455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.727473] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.735398] r9:c6d47f60 r8:c519d600 r7:0000001f r6:b6df3000 r5:c29ca8c0 r4:c0c2f668 [ 115.743155] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.750993] r9:c07f6134 r8:c6d47f60 r7:c2816000 r6:b6df3000 r5:c29ca8c0 r4:00000000 [ 115.758744] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.765887] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c6d46000 r5:c29ca8c0 [ 115.773720] r4:c29ca8c0 [ 115.776263] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.783406] r9:c6d46000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f [ 115.791161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.798736] Exception stack(0xc6d47fa8 to 0xc6d47ff0) [ 115.803797] 7fa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 [ 115.811984] 7fc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 becf6a54 [ 115.820170] 7fe0: 00000004 becf6788 b6ea54cf b6e2b7e6 [ 115.825279] irq event stamp: 0 [ 115.828355] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.833977] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.841508] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.849003] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.854615] ---[ end trace 95a90cf5243b2e17 ]--- [ 115.859244] lkdtm: Overflow detected: saturated # [ 115.505334] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 115.513072] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 115.522014] ------------[ cut here ]------------ # [ 115.529503] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 115.540867] refcount_t: saturated; leaking memory. # [ 115.548412] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 115.580161] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 115.590715] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.598978] Backtrace: # [ 115.603612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.614029] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 115.621687] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.631339] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.640724] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 # [ 115.650377] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.658897] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6d46000 # [ 115.664570] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 115.673538] r9:c1ad0e30 r8:c15e8634 r7:c6d47f60 r6:0000001f r5:c6d84000 r4:7fffffff # [ 115.681297] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 115.691743] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 115.703397] r5:c6d84000 r4:c6d46000 # [ 115.706992] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.716910] r4:0000002e # [ 115.719455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.727473] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.735398] r9:c6d47f60 r8:c519d600 r7:0000001f r6:b6df3000 r5:c29ca8c0 r4:c0c2f668 # [ 115.743155] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.750993] r9:c07f6134 r8:c6d47f60 r7:c2816000 r6:b6df3000 r5:c29ca8c0 r4:00000000 # [ 115.758744] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.765887] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c6d46000 r5:c29ca8c0 # [ 115.773720] r4:c29ca8c0 # [ 115.776263] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.783406] r9:c6d46000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f # [ 115.791161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.798736] Exception stack(0xc6d47fa8 to 0xc6d47ff0) # [ 115.803797] 7fa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 # [ 115.811984] 7fc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 becf6a54 # [ 115.820170] 7fe0: 00000004 becf6788 b6ea54cf b6e2b7e6 # [ 115.825279] irq event stamp: 0 # [ 115.828355] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.833977] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.841508] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.849003] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.854615] ---[ end trace 95a90cf5243b2e17 ]--- # [ 115.859244] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftest[ 116.290004] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO s: lkdtm: REFCOUNT_ADD_NOT_ZERO_O[ 116.297060] lkdtm: attempting good refcount_dec() VERFLOW.sh # exit=1 # selftests:[ 116.304536] lkdtm: attempting bad refcount_dec() to zero lkdtm: REFCOUNT_DEC_ZERO.sh [ 116.312827] ------------[ cut here ]------------ [ 116.319943] WARNING: CPU: 3 PID: 2817 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 116.328435] refcount_t: decrement hit 0; leaking memory. [ 116.333799] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 116.362967] CPU: 3 PID: 2817 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 116.370717] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.377249] Backtrace: [ 116.379727] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.387307] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 116.392978] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.400303] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.407274] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 [ 116.415029] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.422519] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c6d60000 [ 116.428194] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 116.437160] r9:c1ad0e50 r8:c15e8634 r7:c6d61f60 r6:00000012 r5:c6d85000 r4:c6d60000 [ 116.444919] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 116.454585] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 116.464339] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.473128] r4:0000002f [ 116.475675] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.483692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.491616] r9:c6d61f60 r8:c519d600 r7:00000012 r6:b6eb4000 r5:c5df4c80 r4:c0c2f668 [ 116.499374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.507211] r9:c07f6134 r8:c6d61f60 r7:c2816000 r6:b6eb4000 r5:c5df4c80 r4:00000000 [ 116.514962] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.522105] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6d60000 r5:c5df4c80 [ 116.529938] r4:c5df4c80 [ 116.532481] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.539623] r9:c6d60000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000012 r4:00000012 [ 116.547377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.554951] Exception stack(0xc6d61fa8 to 0xc6d61ff0) [ 116.560012] 1fa0: 00000012 00000012 00000001 b6eb4000 00000012 00000000 [ 116.568200] 1fc0: 00000012 00000012 b6ffbe00 00000004 00000001 00000000 00020000 beb01a54 [ 116.576383] 1fe0: 00000004 beb01788 b6f664cf b6eec7e6 [ 116.581488] irq event stamp: 0 [ 116.584561] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.590149] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.597702] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.605233] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.610857] ---[ end trace 95a90cf5243b2e18 ]--- [ 116.615496] lkdtm: Zero detected: saturated # [ 116.290004] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 116.297060] lkdtm: attempting good refcount_dec() # [ 116.304536] lkdtm: attempting bad refcount_dec() to zero # [ 116.312827] ------------[ cut here ]------------ # [ 116.319943] WARNING: CPU: 3 PID: 2817 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 116.328435] refcount_t: decrement hit 0; leaking memory. # [ 116.333799] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 116.362967] CPU: 3 PID: 2817 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 116.370717] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.377249] Backtrace: # [ 116.379727] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.387307] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 116.392978] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.400303] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.407274] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 # [ 116.415029] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.422519] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c6d60000 # [ 116.428194] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 116.437160] r9:c1ad0e50 r8:c15e8634 r7:c6d61f60 r6:00000012 r5:c6d85000 r4:c6d60000 # [ 116.444919] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 116.454585] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 116.464339] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.473128] r4:0000002f # [ 116.475675] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.483692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.491616] r9:c6d61f60 r8:c519d600 r7:00000012 r6:b6eb4000 r5:c5df4c80 r4:c0c2f668 # [ 116.499374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.507211] r9:c07f6134 r8:c6d61f60 r7:c2816000 r6:b6eb4000 r5:c5df4c80 r4:00000000 # [ 116.514962] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.522105] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c6d60000 r5:c5df4c80 # [ 116.529938] r4:c5df4c80 # [ 116.532481] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.539623] r9:c6d60000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000012 r4:00000012 # [ 116.547377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.554951] Exception stack(0xc6d61fa8 to 0xc6d61ff0) # [ 116.560012] 1fa0: 00000012 00000012 00000001 b6eb4000 00000012 00000000 # [ 116.568200] 1fc0: 00000012 00000012 b6ffbe00 00000004 00000001 00000000 00020000 beb01a54 # [ 116.576383] 1fe0: 00000004 beb01788 b6f664cf b6eec7e6 # [ 116.581488] irq event stamp: 0 # [ 116.584561] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.590149] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.597702] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.605233] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.610857] ---[ end trace 95a90cf5243b2e18 ]--- # [ 116.615496] lkdtm: Zero detected: saturate[ 117.028370] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE d # REFCOUNT_DEC_ZERO: missing '[ 117.037028] lkdtm: attempting bad refcount_dec() below zero call trace:': [FAIL] not ok 46 s[ 117.045421] ------------[ cut here ]------------ elftests: lkdtm: REFCOUNT_DEC_ZER[ 117.052946] WARNING: CPU: 2 PID: 2854 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 O.sh # exit=1 # selftests: lkdtm[ 117.064224] refcount_t: decrement hit 0; leaking memory. : REFCOUNT_DEC_NEGATIVE.sh [ 117.072375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 117.103653] CPU: 2 PID: 2854 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 117.111404] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.117936] Backtrace: [ 117.120412] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.127992] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 117.133666] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.140989] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.147962] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 [ 117.155715] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.163205] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c6e9e000 [ 117.168879] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.177846] r9:c1ad0e64 r8:c15e8634 r7:c6e9ff60 r6:00000016 r5:00000000 r4:c6e9e000 [ 117.185604] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.195267] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 117.205369] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.214505] r5:c478e000 r4:00000030 [ 117.218093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.226111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.234035] r9:c6e9ff60 r8:c519d600 r7:00000016 r6:b6e58000 r5:c69e32c0 r4:c0c2f668 [ 117.241791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.249629] r9:c07f6134 r8:c6e9ff60 r7:c2816000 r6:b6e58000 r5:c69e32c0 r4:00000000 [ 117.257381] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.264525] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6e9e000 r5:c69e32c0 [ 117.272358] r4:c69e32c0 [ 117.274901] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.282045] r9:c6e9e000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000016 r4:00000016 [ 117.289799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.297374] Exception stack(0xc6e9ffa8 to 0xc6e9fff0) [ 117.302435] ffa0: 00000016 00000016 00000001 b6e58000 00000016 00000000 [ 117.310622] ffc0: 00000016 00000016 b6f9fe00 00000004 00000001 00000000 00020000 be9dea54 [ 117.318805] ffe0: 00000004 be9de788 b6f0a4cf b6e907e6 [ 117.323898] irq event stamp: 0 [ 117.326970] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.332584] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.340083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.347620] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.353235] ---[ end trace 95a90cf5243b2e19 ]--- [ 117.357875] lkdtm: Negative detected: saturated # [ 117.028370] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 117.037028] lkdtm: attempting bad refcount_dec() below zero # [ 117.045421] ------------[ cut here ]------------ # [ 117.052946] WARNING: CPU: 2 PID: 2854 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.064224] refcount_t: decrement hit 0; leaking memory. # [ 117.072375] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 117.103653] CPU: 2 PID: 2854 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 117.111404] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.117936] Backtrace: # [ 117.120412] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.127992] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 117.133666] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.140989] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.147962] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 # [ 117.155715] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.163205] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c6e9e000 # [ 117.168879] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.177846] r9:c1ad0e64 r8:c15e8634 r7:c6e9ff60 r6:00000016 r5:00000000 r4:c6e9e000 # [ 117.185604] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.195267] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 117.205369] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.214505] r5:c478e000 r4:00000030 # [ 117.218093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.226111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.234035] r9:c6e9ff60 r8:c519d600 r7:00000016 r6:b6e58000 r5:c69e32c0 r4:c0c2f668 # [ 117.241791] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.249629] r9:c07f6134 r8:c6e9ff60 r7:c2816000 r6:b6e58000 r5:c69e32c0 r4:00000000 # [ 117.257381] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.264525] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6e9e000 r5:c69e32c0 # [ 117.272358] r4:c69e32c0 # [ 117.274901] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.282045] r9:c6e9e000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000016 r4:00000016 # [ 117.289799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.297374] Exception stack(0xc6e9ffa8 to 0xc6e9fff0) # [ 117.302435] ffa0: 00000016 00000016 00000001 b6e58000 00000016 00000000 # [ 117.310622] ffc0: 00000016 00000016 b6f9fe00 00000004 00000001 00000000 00020000 be9dea54 # [ 117.318805] ffe0: 00000004 be9de788 b6f0a4cf b6e907e6 # [ 117.323898] irq event stamp: 0 # [ 117.326970] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.332584] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.340083] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.347620] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.353235] ---[ end trace 95a90cf5243b2e19 ]--- # [ 117.357875] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIV[ 117.783352] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE E: saw 'Negative detected: satura[ 117.791257] lkdtm: attempting bad refcount_dec_and_test() below zero ted': ok ok 47 selftests: lkdtm:[ 117.800386] ------------[ cut here ]------------ REFCOUNT_DEC_NEGATIVE.sh # self[ 117.807843] WARNING: CPU: 1 PID: 2889 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 tests: lkdtm: REFCOUNT_DEC_AND_TE[ 117.819373] refcount_t: underflow; use-after-free. ST_NEGATIVE.sh [ 117.826917] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 117.857142] CPU: 1 PID: 2889 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 117.864893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.871425] Backtrace: [ 117.873903] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.881482] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 117.887155] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.894478] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.901449] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 [ 117.909203] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.916692] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c6ff0000 [ 117.922369] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 117.931424] r9:c1ad0e7c r8:c15e8634 r7:c6ff1f60 r6:0000001f r5:00000000 r4:c6ff0000 [ 117.939181] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 117.949630] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 117.961296] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.971214] r5:c6861000 r4:00000031 [ 117.974803] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.982820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.990744] r9:c6ff1f60 r8:c519d600 r7:0000001f r6:b6dd7000 r5:c5b07cc0 r4:c0c2f668 [ 117.998502] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.006341] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6dd7000 r5:c5b07cc0 r4:00000000 [ 118.014092] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.021236] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6ff0000 r5:c5b07cc0 [ 118.029070] r4:c5b07cc0 [ 118.031613] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.038757] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:0000001f r4:0000001f [ 118.046510] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.054085] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) [ 118.059147] 1fa0: 0000001f 0000001f 00000001 b6dd7000 0000001f 00000000 [ 118.067334] 1fc0: 0000001f 0000001f b6f1ee00 00000004 00000001 00000000 00020000 be950a54 [ 118.075519] 1fe0: 00000004 be950788 b6e894cf b6e0f7e6 [ 118.080650] irq event stamp: 0 [ 118.083723] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.089311] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.096859] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.104400] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.109990] ---[ end trace 95a90cf5243b2e1a ]--- [ 118.114654] lkdtm: Negative detected: saturated # [ 117.783352] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 117.791257] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 117.800386] ------------[ cut here ]------------ # [ 117.807843] WARNING: CPU: 1 PID: 2889 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 117.819373] refcount_t: underflow; use-after-free. # [ 117.826917] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 117.857142] CPU: 1 PID: 2889 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 117.864893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.871425] Backtrace: # [ 117.873903] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.881482] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 117.887155] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.894478] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.901449] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 # [ 117.909203] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.916692] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c6ff0000 # [ 117.922369] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 117.931424] r9:c1ad0e7c r8:c15e8634 r7:c6ff1f60 r6:0000001f r5:00000000 r4:c6ff0000 # [ 117.939181] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 117.949630] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 117.961296] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.971214] r5:c6861000 r4:00000031 # [ 117.974803] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.982820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.990744] r9:c6ff1f60 r8:c519d600 r7:0000001f r6:b6dd7000 r5:c5b07cc0 r4:c0c2f668 # [ 117.998502] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.006341] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6dd7000 r5:c5b07cc0 r4:00000000 # [ 118.014092] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.021236] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6ff0000 r5:c5b07cc0 # [ 118.029070] r4:c5b07cc0 # [ 118.031613] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.038757] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:0000001f r4:0000001f # [ 118.046510] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.054085] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) # [ 118.059147] 1fa0: 0000001f 0000001f 00000001 b6dd7000 0000001f 00000000 # [ 118.067334] 1fc0: 0000001f 0000001f b6f1ee00 00000004 00000001 00000000 00020000 be950a54 # [ 118.075519] 1fe0: 00000004 be950788 b6e894cf b6e0f7e6 # [ 118.080650] irq event stamp: 0 # [ 118.083723] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.089311] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.096859] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.104400] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.109990] ---[ end trace 95a90cf5243b2e1a ]--- # [ 118.114654] lkdtm: Ne[ 118.529921] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE gative detected: saturated # REF[ 118.539275] lkdtm: attempting bad refcount_sub_and_test() below zero COUNT_DEC_AND_TEST_NEGATIVE: saw [ 118.548567] ------------[ cut here ]------------ 'Negative detected: saturated': o[ 118.556070] WARNING: CPU: 2 PID: 2924 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 k ok 48 selftests: lkdtm: REFCOU[ 118.567346] refcount_t: underflow; use-after-free. NT_DEC_AND_TEST_NEGATIVE.sh # se[ 118.575010] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 lftests: lkdtm: REFCOUNT_SUB_AND_[ 118.606707] CPU: 2 PID: 2924 Comm: cat Tainted: G D W 5.10.154-cip19 #1 TEST_NEGATI[V E .1s1h8 . 617269] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.625357] Backtrace: [ 118.627835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.635413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 118.641089] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.648412] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.655383] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 [ 118.663136] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.670627] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c47e0000 [ 118.676301] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 118.685356] r9:c1ad0e9c r8:c15e8634 r7:c47e1f60 r6:0000001f r5:c478e000 r4:c47e0000 [ 118.693111] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 118.703561] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 118.715225] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.725144] r4:00000032 [ 118.727690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.735707] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.743631] r9:c47e1f60 r8:c519d600 r7:0000001f r6:b6db7000 r5:c44c17c0 r4:c0c2f668 [ 118.751388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.759227] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6db7000 r5:c44c17c0 r4:00000000 [ 118.766979] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.774122] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c47e0000 r5:c44c17c0 [ 118.781956] r4:c44c17c0 [ 118.784497] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.791640] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f [ 118.799395] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.806969] Exception stack(0xc47e1fa8 to 0xc47e1ff0) [ 118.812030] 1fa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 [ 118.820217] 1fc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bedd0a54 [ 118.828401] 1fe0: 00000004 bedd0788 b6e694cf b6def7e6 [ 118.833522] irq event stamp: 0 [ 118.836597] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.842210] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.849730] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.857298] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.862926] ---[ end trace 95a90cf5243b2e1b ]--- [ 118.867558] lkdtm: Negative detected: saturated # [ 118.529921] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 118.539275] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 118.548567] ------------[ cut here ]------------ # [ 118.556070] WARNING: CPU: 2 PID: 2924 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 118.567346] refcount_t: underflow; use-after-free. # [ 118.575010] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 118.606707] CPU: 2 PID: 2924 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 118.617269] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.625357] Backtrace: # [ 118.627835] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.635413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 118.641089] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.648412] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.655383] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 # [ 118.663136] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.670627] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c47e0000 # [ 118.676301] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 118.685356] r9:c1ad0e9c r8:c15e8634 r7:c47e1f60 r6:0000001f r5:c478e000 r4:c47e0000 # [ 118.693111] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 118.703561] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 118.715225] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.725144] r4:00000032 # [ 118.727690] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.735707] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.743631] r9:c47e1f60 r8:c519d600 r7:0000001f r6:b6db7000 r5:c44c17c0 r4:c0c2f668 # [ 118.751388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.759227] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6db7000 r5:c44c17c0 r4:00000000 # [ 118.766979] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.774122] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c47e0000 r5:c44c17c0 # [ 118.781956] r4:c44c17c0 # [ 118.784497] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.791640] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f # [ 118.799395] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.806969] Exception stack(0xc47e1fa8 to 0xc47e1ff0) # [ 118.812030] 1fa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 # [ 118.820217] 1fc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bedd0a54 # [ 118.828401] 1fe0: 00000004 bedd0788 b6e694cf b6def7e6 # [ 118.833522] irq event stamp: 0 # [ 118.836597] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.842210] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.849730] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.857298] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.862926] ---[ end trace 95a[ 119.282458] lkdtm: Performing direct entry REFCOUNT_INC_ZERO 90cf5243b2e1b ]--- # [ 118.8675[ 119.289400] lkdtm: attempting safe refcount_inc_not_zero() from zero 58] lkdtm: Negative detected: sat[ 119.298780] lkdtm: Good: zero detected urated # REFCOUNT_SUB_AND_TEST_N[ 119.305423] lkdtm: Correctly stayed at zero EGATIVE: saw 'Negative detected: [ 119.312462] lkdtm: attempting bad refcount_inc() from zero saturated': ok ok 49 selftests: [ 119.320909] ------------[ cut here ]------------ lkdtm: REFCOUNT_SUB_AND_TEST_NEGA[ 119.328385] WARNING: CPU: 0 PID: 2956 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 TIVE.sh # selftests: lkdtm: REFC[ 119.339781] refcount_t: addition on 0; use-after-free. OUNT_INC_ZERO.sh [ 119.347796] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 119.378224] CPU: 0 PID: 2956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 119.385974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.392506] Backtrace: [ 119.394982] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.402563] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 119.408236] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.415561] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.422531] r9:00000009 r8:c086e670 r7:00000019 r6:00000009 r5:c086e670 r4:c1a24e80 [ 119.430287] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.437777] r7:00000019 r6:c1a24e80 r5:c1a24e90 r4:c6a72000 [ 119.443450] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 119.452505] r9:c1ad0ebc r8:c15e8634 r7:c6a73f60 r6:00000012 r5:00000000 r4:c6a72000 [ 119.460263] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 119.469929] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 119.479685] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.488474] r5:c5f6e000 r4:00000033 [ 119.492062] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.500080] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.508006] r9:c6a73f60 r8:c519d600 r7:00000012 r6:b6e5b000 r5:c5aeb2c0 r4:c0c2f668 [ 119.515761] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.523598] r9:c07f6134 r8:c6a73f60 r7:c2816000 r6:b6e5b000 r5:c5aeb2c0 r4:00000000 [ 119.531350] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.538493] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6a72000 r5:c5aeb2c0 [ 119.546325] r4:c5aeb2c0 [ 119.548868] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.556011] r9:c6a72000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000012 r4:00000012 [ 119.563766] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.571340] Exception stack(0xc6a73fa8 to 0xc6a73ff0) [ 119.576401] 3fa0: 00000012 00000012 00000001 b6e5b000 00000012 00000000 [ 119.584590] 3fc0: 00000012 00000012 b6fa2e00 00000004 00000001 00000000 00020000 bee8ca54 [ 119.592773] 3fe0: 00000004 bee8c788 b6f0d4cf b6e937e6 [ 119.597864] irq event stamp: 0 [ 119.600962] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.606551] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.614078] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.621601] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.627184] ---[ end trace 95a90cf5243b2e1c ]--- [ 119.631837] lkdtm: Zero detected: saturated # [ 119.282458] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 119.289400] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 119.298780] lkdtm: Good: zero detected # [ 119.305423] lkdtm: Correctly stayed at zero # [ 119.312462] lkdtm: attempting bad refcount_inc() from zero # [ 119.320909] ------------[ cut here ]------------ # [ 119.328385] WARNING: CPU: 0 PID: 2956 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 119.339781] refcount_t: addition on 0; use-after-free. # [ 119.347796] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 119.378224] CPU: 0 PID: 2956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 119.385974] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.392506] Backtrace: # [ 119.394982] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.402563] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 119.408236] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.415561] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.422531] r9:00000009 r8:c086e670 r7:00000019 r6:00000009 r5:c086e670 r4:c1a24e80 # [ 119.430287] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.437777] r7:00000019 r6:c1a24e80 r5:c1a24e90 r4:c6a72000 # [ 119.443450] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 119.452505] r9:c1ad0ebc r8:c15e8634 r7:c6a73f60 r6:00000012 r5:00000000 r4:c6a72000 # [ 119.460263] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 119.469929] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 119.479685] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.488474] r5:c5f6e000 r4:00000033 # [ 119.492062] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.500080] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.508006] r9:c6a73f60 r8:c519d600 r7:00000012 r6:b6e5b000 r5:c5aeb2c0 r4:c0c2f668 # [ 119.515761] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.523598] r9:c07f6134 r8:c6a73f60 r7:c2816000 r6:b6e5b000 r5:c5aeb2c0 r4:00000000 # [ 119.531350] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.538493] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6a72000 r5:c5aeb2c0 # [ 119.546325] r4:c5aeb2c0 # [ 119.548868] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.556011] r9:c6a72000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000012 r4:00000012 # [ 119.563766] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.571340] Exception stack(0xc6a73fa8 to 0xc6a73ff0) # [ 119.576401] 3fa0: 00000012 00000012 00000001 b6e5b000 00000012 00000000 # [ 119.584590] 3fc0: 00000012 00000012 b6fa2e00 00000004 00000001 00000000 00020000 bee8ca54 # [ 119.592773] 3fe0: 00000004 bee8c788 b6f0d4cf b6e937e6 # [ 119.597864] irq event stamp: 0 # [ 119.600962] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.606551] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.614078] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.621601] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.627184] ---[ end trace 95a90cf5243b2e1c ]--- # [ 119.631837] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 120.093608] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 120.099294] lkdtm: attempting safe refcount_add_not_zero() from zero [ 120.105742] lkdtm: Good: zero detected [ 120.109509] lkdtm: Correctly stayed at zero [ 120.113813] lkdtm: attempting bad refcount_add() from zero [ 120.119337] ------------[ cut here ]------------ [ 120.124027] WARNING: CPU: 3 PID: 2990 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 120.132599] refcount_t: addition on 0; use-after-free. [ 120.137748] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 120.166911] CPU: 3 PID: 2990 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 120.174662] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.181195] Backtrace: [ 120.183671] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.191250] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 120.196923] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.204245] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.211215] r9:00000009 r8:c086e670 r7:00000019 r6:00000009 r5:c086e670 r4:c1a24e80 [ 120.218969] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.226459] r7:00000019 r6:c1a24e80 r5:c1a24e90 r4:c59fc000 [ 120.232131] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 120.241185] r9:c1ad0ed0 r8:c15e8634 r7:c59fdf60 r6:00000012 r5:00000000 r4:c59fc000 [ 120.248942] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 120.258609] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 120.268363] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.277152] r5:c6d85000 r4:00000034 [ 120.280739] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.288757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.296681] r9:c59fdf60 r8:c519d600 r7:00000012 r6:b6e7f000 r5:c5df4780 r4:c0c2f668 [ 120.304437] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.312274] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6e7f000 r5:c5df4780 r4:00000000 [ 120.320025] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.327168] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c59fc000 r5:c5df4780 [ 120.335001] r4:c5df4780 [ 120.337543] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.344686] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 [ 120.352440] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.360014] Exception stack(0xc59fdfa8 to 0xc59fdff0) [ 120.365074] dfa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 [ 120.373261] dfc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 bebf9a54 [ 120.381445] dfe0: 00000004 bebf9788 b6f314cf b6eb77e6 [ 120.386559] irq event stamp: 0 [ 120.389632] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.395252] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.402782] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.410300] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.415916] ---[ end trace 95a90cf5243b2e1d ]--- [ 120.420569] lkdtm: Zero detected: saturated # [ 120.093608] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 120.099294] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 120.105742] lkdtm: Good: zero detected # [ 120.109509] lkdtm: Correctly stayed at zero # [ 120.113813] lkdtm: attempting bad refcount_add() from zero # [ 120.119337] ------------[ cut here ]------------ # [ 120.124027] WARNING: CPU: 3 PID: 2990 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 120.132599] refcount_t: addition on 0; use-after-free. # [ 120.137748] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 120.166911] CPU: 3 PID: 2990 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 120.174662] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.181195] Backtrace: # [ 120.183671] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.191250] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 120.196923] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.204245] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.211215] r9:00000009 r8:c086e670 r7:00000019 r6:00000009 r5:c086e670 r4:c1a24e80 # [ 120.218969] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.226459] r7:00000019 r6:c1a24e80 r5:c1a24e90 r4:c59fc000 # [ 120.232131] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 120.241185] r9:c1ad0ed0 r8:c15e8634 r7:c59fdf60 r6:00000012 r5:00000000 r4:c59fc000 # [ 120.248942] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 120.258609] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 120.268363] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.277152] r5:c6d85000 r4:00000034 # [ 120.280739] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.288757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.296681] r9:c59fdf60 r8:c519d600 r7:00000012 r6:b6e7f000 r5:c5df4780 r4:c0c2f668 # [ 120.304437] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.312274] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6e7f000 r5:c5df4780 r4:00000000 # [ 120.320025] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.327168] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c59fc000 r5:c5df4780 # [ 120.335001] r4:c5df4780 # [ 120.337543] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.344686] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 # [ 120.352440] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.360014] Exception stack(0xc59fdfa8 to 0xc59fdff0) # [ 120.365074] dfa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 # [ 120.373261] dfc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 bebf9a54 # [ 120.381445] dfe0: 00000004 bebf9788 b6f314cf b6eb77e6 # [ 120.386559] irq event stamp: 0 # [ 120.389632] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.395252] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.402782] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.410300] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.415916] ---[ end trace 95a90cf5243b2e1d ]--- # [ 120.420569] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 120.895819] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 120.902012] lkdtm: attempting bad refcount_inc() from saturated [ 120.907944] ------------[ cut here ]------------ [ 120.912631] WARNING: CPU: 2 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 120.921111] refcount_t: saturated; leaking memory. [ 120.925915] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 120.955095] CPU: 2 PID: 3027 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 120.962844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.969375] Backtrace: [ 120.971852] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.979431] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 120.985107] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.992431] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.999402] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 [ 121.007155] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.014644] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c6e36000 [ 121.020317] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.029282] r9:c1ad0ee4 r8:c15e8634 r7:c6e37f60 r6:00000017 r5:c68e5000 r4:c6e36000 [ 121.037040] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.046707] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 121.056896] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.066120] r4:00000035 [ 121.068665] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.076681] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.084606] r9:c6e37f60 r8:c519d600 r7:00000017 r6:b6e39000 r5:c5b01b80 r4:c0c2f668 [ 121.092362] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.100199] r9:c07f6134 r8:c6e37f60 r7:c2816000 r6:b6e39000 r5:c5b01b80 r4:00000000 [ 121.107953] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.115097] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c6e36000 r5:c5b01b80 [ 121.122930] r4:c5b01b80 [ 121.125472] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.132616] r9:c6e36000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000017 r4:00000017 [ 121.140370] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.147946] Exception stack(0xc6e37fa8 to 0xc6e37ff0) [ 121.153006] 7fa0: 00000017 00000017 00000001 b6e39000 00000017 00000000 [ 121.161193] 7fc0: 00000017 00000017 b6f80e00 00000004 00000001 00000000 00020000 bea7ea54 [ 121.169375] 7fe0: 00000004 bea7e788 b6eeb4cf b6e717e6 [ 121.174510] irq event stamp: 0 [ 121.177582] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.183199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.190733] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.198228] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.203876] ---[ end trace 95a90cf5243b2e1e ]--- [ 121.208512] lkdtm: Saturation detected: still saturated # [ 120.895819] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 120.902012] lkdtm: attempting bad refcount_inc() from saturated # [ 120.907944] ------------[ cut here ]------------ # [ 120.912631] WARNING: CPU: 2 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.921111] refcount_t: saturated; leaking memory. # [ 120.925915] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 120.955095] CPU: 2 PID: 3027 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 120.962844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.969375] Backtrace: # [ 120.971852] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.979431] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 120.985107] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.992431] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.999402] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 # [ 121.007155] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.014644] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c6e36000 # [ 121.020317] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.029282] r9:c1ad0ee4 r8:c15e8634 r7:c6e37f60 r6:00000017 r5:c68e5000 r4:c6e36000 # [ 121.037040] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.046707] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 121.056896] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.066120] r4:00000035 # [ 121.068665] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.076681] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.084606] r9:c6e37f60 r8:c519d600 r7:00000017 r6:b6e39000 r5:c5b01b80 r4:c0c2f668 # [ 121.092362] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.100199] r9:c07f6134 r8:c6e37f60 r7:c2816000 r6:b6e39000 r5:c5b01b80 r4:00000000 # [ 121.107953] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.115097] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c6e36000 r5:c5b01b80 # [ 121.122930] r4:c5b01b80 # [ 121.125472] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.132616] r9:c6e36000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000017 r4:00000017 # [ 121.140370] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.147946] Exception stack(0xc6e37fa8 to 0xc6e37ff0) # [ 121.153006] 7fa0: 00000017 00000017 00000001 b6e39000 00000017 00000000 # [ 121.161193] 7fc0: 00000017 00000017 b6f80e00 00000004 00000001 00000000 00020000 bea7ea54 # [ 121.169375] 7fe0: 00000004 bea7e788 b6eeb4cf b6e717e6 # [ 121.174510] irq event stamp: 0 # [ 121.177582] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.183199] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.190733] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.198228] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.203876] ---[ end trace 95a90cf5243b2e1e ]--- # [ 121.208512] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 121.664661] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 121.670901] lkdtm: attempting bad refcount_dec() from saturated [ 121.676863] ------------[ cut here ]------------ [ 121.681587] WARNING: CPU: 1 PID: 3062 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 121.690041] refcount_t: decrement hit 0; leaking memory. [ 121.695491] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 121.724957] CPU: 1 PID: 3062 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 121.732707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.739239] Backtrace: [ 121.741717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.749297] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 121.754970] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.762293] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.769264] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 [ 121.777017] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.784506] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c47e0000 [ 121.790179] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 121.799147] r9:c1ad0efc r8:c15e8634 r7:c47e1f60 r6:00000017 r5:c6861000 r4:c47e0000 [ 121.806903] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 121.816567] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 121.826756] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.835979] r4:00000036 [ 121.838524] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.846541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.854465] r9:c47e1f60 r8:c519d600 r7:00000017 r6:b6ea6000 r5:c5b12f00 r4:c0c2f668 [ 121.862221] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.870058] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6ea6000 r5:c5b12f00 r4:00000000 [ 121.877810] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.884953] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c47e0000 r5:c5b12f00 [ 121.892787] r4:c5b12f00 [ 121.895330] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.902474] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000017 r4:00000017 [ 121.910227] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.917802] Exception stack(0xc47e1fa8 to 0xc47e1ff0) [ 121.922864] 1fa0: 00000017 00000017 00000001 b6ea6000 00000017 00000000 [ 121.931053] 1fc0: 00000017 00000017 b6fede00 00000004 00000001 00000000 00020000 bec09a54 [ 121.939236] 1fe0: 00000004 bec09788 b6f584cf b6ede7e6 [ 121.944354] irq event stamp: 0 [ 121.947427] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.953042] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.960600] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.968102] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.973752] ---[ end trace 95a90cf5243b2e1f ]--- [ 121.978388] lkdtm: Saturation detected: still saturated # [ 121.664661] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 121.670901] lkdtm: attempting bad refcount_dec() from saturated # [ 121.676863] ------------[ cut here ]------------ # [ 121.681587] WARNING: CPU: 1 PID: 3062 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 121.690041] refcount_t: decrement hit 0; leaking memory. # [ 121.695491] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 121.724957] CPU: 1 PID: 3062 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 121.732707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.739239] Backtrace: # [ 121.741717] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.749297] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 121.754970] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.762293] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.769264] r9:00000009 r8:c086e5d4 r7:0000001f r6:00000009 r5:c086e5d4 r4:c1a24e80 # [ 121.777017] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.784506] r7:0000001f r6:c1a24e80 r5:c1a24ee4 r4:c47e0000 # [ 121.790179] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 121.799147] r9:c1ad0efc r8:c15e8634 r7:c47e1f60 r6:00000017 r5:c6861000 r4:c47e0000 # [ 121.806903] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 121.816567] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 121.826756] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.835979] r4:00000036 # [ 121.838524] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.846541] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.854465] r9:c47e1f60 r8:c519d600 r7:00000017 r6:b6ea6000 r5:c5b12f00 r4:c0c2f668 # [ 121.862221] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.870058] r9:c07f6134 r8:c47e1f60 r7:c2816000 r6:b6ea6000 r5:c5b12f00 r4:00000000 # [ 121.877810] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.884953] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c47e0000 r5:c5b12f00 # [ 121.892787] r4:c5b12f00 # [ 121.895330] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.902474] r9:c47e0000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000017 r4:00000017 # [ 121.910227] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.917802] Exception stack(0xc47e1fa8 to 0xc47e1ff0) # [ 121.922864] 1fa0: 00000017 00000017 00000001 b6ea6000 00000017 00000000 # [ 121.931053] 1fc0: 00000017 00000017 b6fede00 00000004 00000001 00000000 00020000 bec09a54 # [ 121.939236] 1fe0: 00000004 bec09788 b6f584cf b6ede7e6 # [ 121.944354] irq event stamp: 0 # [ 121.947427] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.953042] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.960600] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.968102] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.973752] ---[ end trace 95a90cf5243b2e1f ]--- # [ 121.978388] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 122.452030] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 122.458150] lkdtm: attempting bad refcount_dec() from saturated [ 122.464147] ------------[ cut here ]------------ [ 122.468803] WARNING: CPU: 2 PID: 3097 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 122.477409] refcount_t: saturated; leaking memory. [ 122.482262] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 122.511440] CPU: 2 PID: 3097 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 122.519190] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.525723] Backtrace: [ 122.528198] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.535776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 122.541453] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.548776] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.555747] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 [ 122.563498] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.570985] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c59fc000 [ 122.576660] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 122.585626] r9:c1ad0f14 r8:c15e8634 r7:c59fdf60 r6:00000017 r5:c68e5000 r4:c59fc000 [ 122.593381] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 122.603049] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 122.613237] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.622460] r4:00000037 [ 122.625005] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.633022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.640947] r9:c59fdf60 r8:c519d600 r7:00000017 r6:b6e60000 r5:c5df57c0 r4:c0c2f668 [ 122.648702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.656540] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6e60000 r5:c5df57c0 r4:00000000 [ 122.664294] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.671437] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c59fc000 r5:c5df57c0 [ 122.679271] r4:c5df57c0 [ 122.681814] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.688958] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000017 r4:00000017 [ 122.696711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.704285] Exception stack(0xc59fdfa8 to 0xc59fdff0) [ 122.709345] dfa0: 00000017 00000017 00000001 b6e60000 00000017 00000000 [ 122.717533] dfc0: 00000017 00000017 b6fa7e00 00000004 00000001 00000000 00020000 beae9a54 [ 122.725716] dfe0: 00000004 beae9788 b6f124cf b6e987e6 [ 122.730821] irq event stamp: 0 [ 122.733894] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.739484] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.747019] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.754580] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.760169] ---[ end trace 95a90cf5243b2e20 ]--- [ 122.764873] lkdtm: Saturation detected: still saturated # [ 122.452030] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 122.458150] lkdtm: attempting bad refcount_dec() from saturated # [ 122.464147] ------------[ cut here ]------------ # [ 122.468803] WARNING: CPU: 2 PID: 3097 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 122.477409] refcount_t: saturated; leaking memory. # [ 122.482262] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 122.511440] CPU: 2 PID: 3097 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 122.519190] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.525723] Backtrace: # [ 122.528198] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.535776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 122.541453] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.548776] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.555747] r9:00000009 r8:c086e63c r7:00000016 r6:00000009 r5:c086e63c r4:c1a24e80 # [ 122.563498] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.570985] r7:00000016 r6:c1a24e80 r5:c1a24e58 r4:c59fc000 # [ 122.576660] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 122.585626] r9:c1ad0f14 r8:c15e8634 r7:c59fdf60 r6:00000017 r5:c68e5000 r4:c59fc000 # [ 122.593381] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 122.603049] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 122.613237] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.622460] r4:00000037 # [ 122.625005] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.633022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.640947] r9:c59fdf60 r8:c519d600 r7:00000017 r6:b6e60000 r5:c5df57c0 r4:c0c2f668 # [ 122.648702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.656540] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6e60000 r5:c5df57c0 r4:00000000 # [ 122.664294] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.671437] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c59fc000 r5:c5df57c0 # [ 122.679271] r4:c5df57c0 # [ 122.681814] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.688958] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000017 r4:00000017 # [ 122.696711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.704285] Exception stack(0xc59fdfa8 to 0xc59fdff0) # [ 122.709345] dfa0: 00000017 00000017 00000001 b6e60000 00000017 00000000 # [ 122.717533] dfc0: 00000017 00000017 b6fa7e00 00000004 00000001 00000000 00020000 beae9a54 # [ 122.725716] dfe0: 00000004 beae9788 b6f124cf b6e987e6 # [ 122.730821] irq event stamp: 0 # [ 122.733894] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.739484] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.747019] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.754580] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.760169] ---[ end trace 95a90cf5243b2e20 ]--- # [ 122.764873] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 123.225296] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 123.232258] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 123.238970] ------------[ cut here ]------------ [ 123.243659] WARNING: CPU: 2 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 123.252149] refcount_t: saturated; leaking memory. [ 123.256952] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 123.286136] CPU: 2 PID: 3129 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 123.293886] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.300419] Backtrace: [ 123.302896] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.310476] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 123.316149] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.323473] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.330445] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 [ 123.338200] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.345690] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6a70000 [ 123.351364] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 123.360331] r9:c1ad0f2c r8:c15e8634 r7:c6a71f60 r6:00000020 r5:c68e5000 r4:c0000000 [ 123.368089] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 123.378536] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 123.390276] r5:c68e5000 r4:c6a70000 [ 123.393870] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.403872] r4:00000038 [ 123.406418] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.414436] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.422362] r9:c6a71f60 r8:c519d600 r7:00000020 r6:b6e80000 r5:c5df57c0 r4:c0c2f668 [ 123.430118] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.437959] r9:c07f6134 r8:c6a71f60 r7:c2816000 r6:b6e80000 r5:c5df57c0 r4:00000000 [ 123.445711] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.452855] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c6a70000 r5:c5df57c0 [ 123.460688] r4:c5df57c0 [ 123.463232] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.470375] r9:c6a70000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000020 r4:00000020 [ 123.478129] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.485703] Exception stack(0xc6a71fa8 to 0xc6a71ff0) [ 123.490763] 1fa0: 00000020 00000020 00000001 b6e80000 00000020 00000000 [ 123.498951] 1fc0: 00000020 00000020 b6fc7e00 00000004 00000001 00000000 00020000 bec4ba54 [ 123.507135] 1fe0: 00000004 bec4b788 b6f324cf b6eb87e6 [ 123.512249] irq event stamp: 0 [ 123.515322] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.520935] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.528435] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.535969] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.541585] ---[ end trace 95a90cf5243b2e21 ]--- [ 123.546215] lkdtm: Saturation detected: still saturated # [ 123.225296] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 123.232258] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 123.238970] ------------[ cut here ]------------ # [ 123.243659] WARNING: CPU: 2 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 123.252149] refcount_t: saturated; leaking memory. # [ 123.256952] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 123.286136] CPU: 2 PID: 3129 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 123.293886] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.300419] Backtrace: # [ 123.302896] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.310476] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 123.316149] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.323473] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.330445] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 # [ 123.338200] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.345690] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6a70000 # [ 123.351364] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 123.360331] r9:c1ad0f2c r8:c15e8634 r7:c6a71f60 r6:00000020 r5:c68e5000 r4:c0000000 # [ 123.368089] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 123.378536] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 123.390276] r5:c68e5000 r4:c6a70000 # [ 123.393870] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.403872] r4:00000038 # [ 123.406418] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.414436] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.422362] r9:c6a71f60 r8:c519d600 r7:00000020 r6:b6e80000 r5:c5df57c0 r4:c0c2f668 # [ 123.430118] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.437959] r9:c07f6134 r8:c6a71f60 r7:c2816000 r6:b6e80000 r5:c5df57c0 r4:00000000 # [ 123.445711] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.452855] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c6a70000 r5:c5df57c0 # [ 123.460688] r4:c5df57c0 # [ 123.463232] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.470375] r9:c6a70000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:00000020 r4:00000020 # [ 123.478129] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.485703] Exception stack(0xc6a71fa8 to 0xc6a71ff0) # [ 123.490763] 1fa0: 00000020 00000020 00000001 b6e80000 00000020 00000000 # [ 123.498951] 1fc0: 00000020 00000020 b6fc7e00 00000004 00000001 00000000 00020000 bec4ba54 # [ 123.507135] 1fe0: 00000004 bec4b788 b6f324cf b6eb87e6 # [ 123.512249] irq event stamp: 0 # [ 123.515322] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.520935] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.528435] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.535969] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.541585] ---[ end trace 95a90cf5243b2e21 ]--- # [ 123.546215] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 124.019256] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 124.026227] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 124.033051] ------------[ cut here ]------------ [ 124.037731] WARNING: CPU: 2 PID: 3163 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 124.046248] refcount_t: saturated; leaking memory. [ 124.051093] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.080263] CPU: 2 PID: 3163 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 124.088013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.094547] Backtrace: [ 124.097023] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.104602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 124.110275] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.117601] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.124572] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 [ 124.132328] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.139819] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6e46000 [ 124.145496] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 124.154463] r9:c1ad0f4c r8:c15e8634 r7:c6e47f60 r6:00000020 r5:c478e000 r4:c0000000 [ 124.162223] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 124.172669] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 124.184410] r5:c478e000 r4:c6e46000 [ 124.188005] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.198008] r4:00000039 [ 124.200555] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.208574] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.216499] r9:c6e47f60 r8:c519d600 r7:00000020 r6:b6e7b000 r5:c5df48c0 r4:c0c2f668 [ 124.224258] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.232096] r9:c07f6134 r8:c6e47f60 r7:c2816000 r6:b6e7b000 r5:c5df48c0 r4:00000000 [ 124.239850] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.246994] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6e46000 r5:c5df48c0 [ 124.254828] r4:c5df48c0 [ 124.257372] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.264516] r9:c6e46000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020 [ 124.272270] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.279844] Exception stack(0xc6e47fa8 to 0xc6e47ff0) [ 124.284907] 7fa0: 00000020 00000020 00000001 b6e7b000 00000020 00000000 [ 124.293097] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bee6ea54 [ 124.301283] 7fe0: 00000004 bee6e788 b6f2d4cf b6eb37e6 [ 124.306387] irq event stamp: 0 [ 124.309461] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.315077] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.322626] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.330127] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.335757] ---[ end trace 95a90cf5243b2e22 ]--- [ 124.340418] lkdtm: Saturation detected: still saturated # [ 124.019256] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 124.026227] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 124.033051] ------------[ cut here ]------------ # [ 124.037731] WARNING: CPU: 2 PID: 3163 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 124.046248] refcount_t: saturated; leaking memory. # [ 124.051093] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.080263] CPU: 2 PID: 3163 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 124.088013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.094547] Backtrace: # [ 124.097023] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.104602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 124.110275] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.117601] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.124572] r9:00000009 r8:c086e608 r7:00000013 r6:00000009 r5:c086e608 r4:c1a24e80 # [ 124.132328] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.139819] r7:00000013 r6:c1a24e80 r5:c1a24e58 r4:c6e46000 # [ 124.145496] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 124.154463] r9:c1ad0f4c r8:c15e8634 r7:c6e47f60 r6:00000020 r5:c478e000 r4:c0000000 # [ 124.162223] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 124.172669] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 124.184410] r5:c478e000 r4:c6e46000 # [ 124.188005] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.198008] r4:00000039 # [ 124.200555] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.208574] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.216499] r9:c6e47f60 r8:c519d600 r7:00000020 r6:b6e7b000 r5:c5df48c0 r4:c0c2f668 # [ 124.224258] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.232096] r9:c07f6134 r8:c6e47f60 r7:c2816000 r6:b6e7b000 r5:c5df48c0 r4:00000000 # [ 124.239850] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.246994] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6e46000 r5:c5df48c0 # [ 124.254828] r4:c5df48c0 # [ 124.257372] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.264516] r9:c6e46000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020 # [ 124.272270] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.279844] Exception stack(0xc6e47fa8 to 0xc6e47ff0) # [ 124.284907] 7fa0: 00000020 00000020 00000001 b6e7b000 00000020 00000000 # [ 124.293097] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bee6ea54 # [ 124.301283] 7fe0: 00000004 bee6e788 b6f2d4cf b6eb37e6 # [ 124.306387] irq event stamp: 0 # [ 124.309461] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.315077] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.322626] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.330127] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.335757] ---[ end trace 95a90cf5243b2e22 ]--- # [ 124.340418] 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 [ 124.812006] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 124.818907] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 124.825703] ------------[ cut here ]------------ [ 124.830367] WARNING: CPU: 1 PID: 3200 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.839008] refcount_t: underflow; use-after-free. [ 124.843896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 124.873054] CPU: 1 PID: 3200 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 124.880805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.887337] Backtrace: [ 124.889812] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.897392] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 124.903066] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.910390] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.917362] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 [ 124.925116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.932605] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c6ff0000 [ 124.938281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.947333] r9:c1ad0f6c r8:c15e8634 r7:c6ff1f60 r6:00000020 r5:c6b35000 r4:c6ff0000 [ 124.955091] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.965539] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 124.977290] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.987295] r4:0000003a [ 124.989841] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.997859] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.005784] r9:c6ff1f60 r8:c519d600 r7:00000020 r6:b6de4000 r5:c5b13040 r4:c0c2f668 [ 125.013542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.021381] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6de4000 r5:c5b13040 r4:00000000 [ 125.029133] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.036277] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6ff0000 r5:c5b13040 [ 125.044111] r4:c5b13040 [ 125.046655] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.053798] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 [ 125.061553] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.069127] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) [ 125.074188] 1fa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 [ 125.082375] 1fc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 bee8da54 [ 125.090558] 1fe0: 00000004 bee8d788 b6e964cf b6e1c7e6 [ 125.095661] irq event stamp: 0 [ 125.098733] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.104385] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.111914] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.119443] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.125105] ---[ end trace 95a90cf5243b2e23 ]--- [ 125.129750] lkdtm: Saturation detected: still saturated # [ 124.812006] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 124.818907] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 124.825703] ------------[ cut here ]------------ # [ 124.830367] WARNING: CPU: 1 PID: 3200 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.839008] refcount_t: underflow; use-after-free. # [ 124.843896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 124.873054] CPU: 1 PID: 3200 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 124.880805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.887337] Backtrace: # [ 124.889812] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.897392] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 124.903066] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.910390] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.917362] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 # [ 124.925116] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.932605] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c6ff0000 # [ 124.938281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.947333] r9:c1ad0f6c r8:c15e8634 r7:c6ff1f60 r6:00000020 r5:c6b35000 r4:c6ff0000 # [ 124.955091] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.965539] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 124.977290] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.987295] r4:0000003a # [ 124.989841] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.997859] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.005784] r9:c6ff1f60 r8:c519d600 r7:00000020 r6:b6de4000 r5:c5b13040 r4:c0c2f668 # [ 125.013542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.021381] r9:c07f6134 r8:c6ff1f60 r7:c2816000 r6:b6de4000 r5:c5b13040 r4:00000000 # [ 125.029133] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.036277] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c6ff0000 r5:c5b13040 # [ 125.044111] r4:c5b13040 # [ 125.046655] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.053798] r9:c6ff0000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 # [ 125.061553] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.069127] Exception stack(0xc6ff1fa8 to 0xc6ff1ff0) # [ 125.074188] 1fa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 # [ 125.082375] 1fc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 bee8da54 # [ 125.090558] 1fe0: 00000004 bee8d788 b6e964cf b6e1c7e6 # [ 125.095661] irq event stamp: 0 # [ 125.098733] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.104385] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.111914] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.119443] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.125105] ---[ end trace 95a90cf5243b2e23 ]--- # [ 125.129750] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh [ 125.608444] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 125.615394] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 125.622226] ------------[ cut here ]------------ [ 125.626899] WARNING: CPU: 1 PID: 3235 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.635490] refcount_t: underflow; use-after-free. [ 125.640292] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 [ 125.669483] CPU: 1 PID: 3235 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 125.677233] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.683765] Backtrace: [ 125.686243] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.693822] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 125.699498] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.706823] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.713793] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 [ 125.721545] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.729035] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c59fc000 [ 125.734708] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.743764] r9:c1ad0f8c r8:c15e8634 r7:c59fdf60 r6:00000020 r5:c6b35000 r4:c59fc000 [ 125.751523] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.761971] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 125.773723] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.783727] r4:0000003b [ 125.786273] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.794290] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.802215] r9:c59fdf60 r8:c519d600 r7:00000020 r6:b6dba000 r5:c692c140 r4:c0c2f668 [ 125.809972] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.817812] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6dba000 r5:c692c140 r4:00000000 [ 125.825564] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.832706] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c59fc000 r5:c692c140 [ 125.840539] r4:c692c140 [ 125.843084] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.850228] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000020 r4:00000020 [ 125.857982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.865557] Exception stack(0xc59fdfa8 to 0xc59fdff0) [ 125.870620] dfa0: 00000020 00000020 00000001 b6dba000 00000020 00000000 [ 125.878809] dfc0: 00000020 00000020 b6f01e00 00000004 00000001 00000000 00020000 beff0a54 [ 125.886993] dfe0: 00000004 beff0788 b6e6c4cf b6df27e6 [ 125.892120] irq event stamp: 0 [ 125.895194] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.900809] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.908339] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.915885] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.921516] ---[ end trace 95a90cf5243b2e24 ]--- [ 125.926148] lkdtm: Saturation detected: still saturated # [ 125.608444] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 125.615394] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 125.622226] ------------[ cut here ]------------ # [ 125.626899] WARNING: CPU: 1 PID: 3235 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.635490] refcount_t: underflow; use-after-free. # [ 125.640292] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 125.669483] CPU: 1 PID: 3235 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 125.677233] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.683765] Backtrace: # [ 125.686243] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.693822] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 125.699498] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.706823] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.713793] r9:00000009 r8:c086e6a4 r7:0000001c r6:00000009 r5:c086e6a4 r4:c1a24e80 # [ 125.721545] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.729035] r7:0000001c r6:c1a24e80 r5:c1a24ebc r4:c59fc000 # [ 125.734708] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.743764] r9:c1ad0f8c r8:c15e8634 r7:c59fdf60 r6:00000020 r5:c6b35000 r4:c59fc000 # [ 125.751523] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.761971] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 125.773723] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.783727] r4:0000003b # [ 125.786273] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.794290] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.802215] r9:c59fdf60 r8:c519d600 r7:00000020 r6:b6dba000 r5:c692c140 r4:c0c2f668 # [ 125.809972] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.817812] r9:c07f6134 r8:c59fdf60 r7:c2816000 r6:b6dba000 r5:c692c140 r4:00000000 # [ 125.825564] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.832706] r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c59fc000 r5:c692c140 # [ 125.840539] r4:c692c140 # [ 125.843084] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.850228] r9:c59fc000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000020 r4:00000020 # [ 125.857982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.865557] Exception stack(0xc59fdfa8 to 0xc59fdff0) # [ 125.870620] dfa0: 00000020 00000020 00000001 b6dba000 00000020 00000000 # [ 125.878809] dfc0: 00000020 00000020 b6f01e00 00000004 00000001 00000000 00020000 beff0a54 # [ 125.886993] dfe0: 00000004 beff0788 b6e6c4cf b6df27e6 # [ 125.892120] irq event stamp: 0 # [ 125.895194] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.900809] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.908339] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.915885] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.921516] ---[ end trace 95a90cf5243b2e24 ]--- # [ 125.926148] 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 [ 126.749486] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 126.755675] lkdtm: attempting good copy_to_user of correct size [ 126.761748] lkdtm: attempting bad copy_to_user of too large size # [ 126.749486] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 126.755675] lkdtm: attempting good copy_to_user of correct size # [ 126.761748] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh [ 127.199759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 127.206049] lkdtm: attempting good copy_from_user of correct size [ 127.212278] lkdtm: attempting bad copy_from_user of too large size # [ 127.199759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 127.206049] lkdtm: attempting good copy_from_user of correct size # [ 127.212278] 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 [ 127.649637] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 127.656315] lkdtm: attempting good copy_to_user inside whitelist [ 127.662522] lkdtm: attempting bad copy_to_user outside whitelist # [ 127.649637] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 127.656315] lkdtm: attempting good copy_to_user inside whitelist # [ 127.662522] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh [ 128.099586] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 128.106325] lkdtm: attempting good copy_from_user inside whitelist [ 128.112594] lkdtm: attempting bad copy_from_user outside whitelist # [ 128.099586] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 128.106325] lkdtm: attempting good copy_from_user inside whitelist # [ 128.112594] 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 [ 128.542960] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 128.549212] lkdtm: good_stack: c7033e0c-c7033e2c [ 128.553927] lkdtm: bad_stack : c7033d84-c7033da4 [ 128.558575] lkdtm: attempting good copy_to_user of local stack [ 128.564543] lkdtm: attempting bad copy_to_user of distant stack # [ 128.542960] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 128.549212] lkdtm: good_stack: c7033e0c-c7033e2c # [ 128.553927] lkdtm: bad_stack : c7033d84-c7033da4 # [ 128.558575] lkdtm: attempting good copy_to_user of local stack # [ 128.564543] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh [ 129.008892] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 129.015399] lkdtm: good_stack: c6d03e0c-c6d03e2c [ 129.020060] lkdtm: bad_stack : c6d03d84-c6d03da4 [ 129.024751] lkdtm: attempting good copy_from_user of local stack [ 129.030986] lkdtm: attempting bad copy_from_user of distant stack # [ 129.008892] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 129.015399] lkdtm: good_stack: c6d03e0c-c6d03e2c # [ 129.020060] lkdtm: bad_stack : c6d03d84-c6d03da4 # [ 129.024751] lkdtm: attempting good copy_from_user of local stack # [ 129.030986] 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 [ 129.469942] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 129.476175] lkdtm: good_stack: c6e47e0c-c6e47e2c [ 129.480885] lkdtm: bad_stack : c6e47ffc-c6e4801c [ 129.485536] lkdtm: attempting good copy_to_user of local stack [ 129.491495] lkdtm: attempting bad copy_to_user of distant stack # [ 129.469942] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 129.476175] lkdtm: good_stack: c6e47e0c-c6e47e2c # [ 129.480885] lkdtm: bad_stack : c6e47ffc-c6e4801c # [ 129.485536] lkdtm: attempting good copy_to_user of local stack # [ 129.491495] 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 [ 129.923979] lkdtm: Performing direct entry USERCOPY_KERNEL [ 129.929506] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 [ 129.936699] lkdtm: attempting bad copy_to_user from kernel text: c053a454 [ 129.943586] lkdtm: FAIL: survived bad copy_to_user() # [ 129.923979] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 129.929506] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 # [ 129.936699] lkdtm: attempting bad copy_to_user from kernel text: c053a454 # [ 129.943586] 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 [ 130.401397] lkdtm: Performing direct entry STACKLEAK_ERASING [ 130.407084] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 130.414161] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 130.421132] lkdtm: FAIL: the thread stack is NOT properly erased [ 130.427162] CPU: 1 PID: 3600 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 130.434914] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.441450] Backtrace: [ 130.443938] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.451522] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 130.457200] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.464530] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 130.473067] r9:c1ad1094 r8:c15e8634 r7:c7031f60 r6:c7031e34 r5:c7030000 r4:0000078d [ 130.480831] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.489628] r8:c15e8634 r7:c7031f60 r6:00000012 r5:c6b34000 r4:00000046 [ 130.496348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.504372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.512302] r9:c7031f60 r8:c519d600 r7:00000012 r6:b6df4000 r5:c6b67b80 r4:c0c2f668 [ 130.520064] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.527905] r9:c07f6134 r8:c7031f60 r7:c2816000 r6:b6df4000 r5:c6b67b80 r4:00000000 [ 130.535661] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.542810] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c7030000 r5:c6b67b80 [ 130.550645] r4:c6b67b80 [ 130.553193] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.560340] r9:c7030000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 [ 130.568099] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.575676] Exception stack(0xc7031fa8 to 0xc7031ff0) [ 130.580742] 1fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 [ 130.588933] 1fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 befaca54 [ 130.597121] 1fe0: 00000004 befac788 b6ea64cf b6e2c7e6 # [ 130.401397] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 130.407084] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 130.414161] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 130.421132] lkdtm: FAIL: the thread stack is NOT properly erased # [ 130.427162] CPU: 1 PID: 3600 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 130.434914] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.441450] Backtrace: # [ 130.443938] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.451522] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 130.457200] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.464530] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 130.473067] r9:c1ad1094 r8:c15e8634 r7:c7031f60 r6:c7031e34 r5:c7030000 r4:0000078d # [ 130.480831] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.489628] r8:c15e8634 r7:c7031f60 r6:00000012 r5:c6b34000 r4:00000046 # [ 130.496348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.504372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.512302] r9:c7031f60 r8:c519d600 r7:00000012 r6:b6df4000 r5:c6b67b80 r4:c0c2f668 # [ 130.520064] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.527905] r9:c07f6134 r8:c7031f60 r7:c2816000 r6:b6df4000 r5:c6b67b80 r4:00000000 # [ 130.535661] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.542810] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c7030000 r5:c6b67b80 # [ 130.550645] r4:c6b67b80 # [ 130.553193] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.560340] r9:c7030000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000012 r4:00000012 # [ 130.568099] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.575676] Exception stack(0xc7031fa8 to 0xc7031ff0) # [ 130.580742] 1fa0: 00000012 00000012 00000001 b6df4000 00000012 00000000 # [ 130.588933] 1fc0: 00000012 00000012 b6f3be00 00000004 00000001 00000000 00020000 befaca54 # [ 130.597121] 1fe0: 00000004 befac788 b6ea64cf b6e2c7e6 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 131.035982] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 131.041748] lkdtm: Calling matched prototype ... [ 131.046382] lkdtm: Calling mismatched prototype ... [ 131.051407] lkdtm: Fail: survived mismatched prototype function call! # [ 131.035982] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 131.041748] lkdtm: Calling matched prototype ... # [ 131.046382] lkdtm: Calling mismatched prototype ... # [ 131.051407] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #