[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.37 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6860852/tftp-deploy-rolbk61a/kernel/zImage tftp 0x10000000 6860852/tftp-deploy-rolbk61a/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6860852/tftp-deploy-rolbk61a/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 10.7 MiB/s done Bytes transferred = 12333568 (bc3200 hex) => tftp 0x14000000 6860852/tftp-deploy-rolbk61a/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6860852/tftp-deploy-rolbk61a/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6860852/tftp-deploy-rolbk61a/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 10.7 MiB/s done Bytes transferred = 15426658 (eb6462 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6860852/tftp-deploy-rolbk61a/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6860852/tftp-deploy-rolbk61a/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6860852/tftp-deploy-rolbk61a/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.7 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6860852/extract-nfsrootfs-fa3tmlh2,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6860852/extract-nfsrootfs-fa3tmlh2,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc3200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15426594 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.129-cip12 (KernelCI@build-j380700-arm-gcc-10-multi-v7-defconfig-kselftest-cg9k5) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Jul 21 09:13:25 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/6860852/extract-nfsrootfs-fa3tmlh2,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: 921456K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61584K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55455 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004452] Console: colour dummy device 80x30 [ 0.004515] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004545] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004572] ... MAX_LOCK_DEPTH: 48 [ 0.004599] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004625] ... CLASSHASH_SIZE: 4096 [ 0.004650] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004676] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004702] ... CHAINHASH_SIZE: 32768 [ 0.004727] memory used by lock dependency info: 4061 kB [ 0.004752] memory used for stack traces: 2112 kB [ 0.004778] per task-struct memory footprint: 1536 bytes [ 0.004877] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004928] pid_max: default: 32768 minimum: 301 [ 0.005308] LSM: Security Framework initializing [ 0.005421] LSM support for eBPF active [ 0.005566] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005616] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008179] CPU: Testing write buffer coherency: ok [ 0.008302] CPU0: Spectre v2: using BPIALL workaround [ 0.009387] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013274] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015642] rcu: Hierarchical SRCU implementation. [ 0.024965] EFI services will not be available. [ 0.026268] smp: Bringing up secondary CPUs ... [ 0.029582] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029598] CPU1: Spectre v2: using BPIALL workaround [ 0.033591] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033605] CPU2: Spectre v2: using BPIALL workaround [ 0.037254] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037267] CPU3: Spectre v2: using BPIALL workaround [ 0.038120] smp: Brought up 1 node, 4 CPUs [ 0.038162] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038197] CPU: All CPU(s) started in SVC mode. [ 0.041090] devtmpfs: initialized [ 0.097244] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.100044] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.100120] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.104836] pinctrl core: initialized pinctrl subsystem [ 0.111726] DMI not present or invalid. [ 0.114043] NET: Registered protocol family 16 [ 0.125518] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.134930] thermal_sys: Registered thermal governor 'step_wise' [ 0.135479] cpuidle: using governor menu [ 0.136013] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.876808] vdd1p1: supplied by regulator-dummy [ 0.908307] vdd3p0: supplied by regulator-dummy [ 0.939529] vdd2p5: supplied by regulator-dummy [ 0.970721] vddarm: supplied by regulator-dummy [ 1.002919] vddpu: supplied by regulator-dummy [ 1.033150] vddsoc: supplied by regulator-dummy [ 2.354260] No ATAGs? [ 2.355293] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.355377] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.374900] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.404392] Serial: AMBA PL011 UART driver [ 2.468191] Kprobes globally optimized [ 2.561978] mxs-dma 110000.dma-apbh: initialized [ 2.594447] iommu: Default domain type: Translated [ 2.596575] vgaarb: loaded [ 2.601362] SCSI subsystem initialized [ 2.603494] usbcore: registered new interface driver usbfs [ 2.603817] usbcore: registered new interface driver hub [ 2.604052] usbcore: registered new device driver usb [ 2.611779] i2c i2c-0: IMX I2C adapter registered [ 2.618630] i2c i2c-1: IMX I2C adapter registered [ 2.623229] i2c i2c-2: IMX I2C adapter registered [ 2.627847] pps_core: LinuxPPS API ver. 1 registered [ 2.627888] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.627988] PTP clock support registered [ 2.644900] clocksource: Switched to clocksource mxc_timer1 [ 4.332211] NET: Registered protocol family 2 [ 4.333028] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.336521] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.336702] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.336930] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.338366] TCP: Hash tables configured (established 8192 bind 8192) [ 4.339426] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.339774] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.340050] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.340798] NET: Registered protocol family 1 [ 4.343665] RPC: Registered named UNIX socket transport module. [ 4.343759] RPC: Registered udp transport module. [ 4.343800] RPC: Registered tcp transport module. [ 4.343840] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.343891] NET: Registered protocol family 44 [ 4.343958] PCI: CLS 0 bytes, default 64 [ 4.346521] Trying to unpack rootfs image as initramfs... [ 6.234294] Freeing initrd memory: 15068K [ 6.235566] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.236702] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.245948] Initialise system trusted keyrings [ 6.247014] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.297566] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.301268] NFS: Registering the id_resolver key type [ 6.301468] Key type id_resolver registered [ 6.301560] Key type id_legacy registered [ 6.302177] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.302281] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.302475] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.304628] Key type asymmetric registered [ 6.304756] Asymmetric key parser 'x509' registered [ 6.305292] bounce: pool size: 64 pages [ 6.305465] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.305571] io scheduler mq-deadline registered [ 6.305615] io scheduler kyber registered [ 6.306548] test_firmware: interface ready [ 6.547022] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.547274] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.813446] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.834293] SuperH (H)SCI(F) driver initialized [ 6.837454] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.842619] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.775154] printk: console [ttymxc1] enabled [ 7.786273] msm_serial: driver initialized [ 7.791555] STMicroelectronics ASC driver initialized [ 7.803343] STM32 USART driver initialized [ 7.830345] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.852921] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.861464] panel-simple panel-lcd: Specify missing connector_type [ 7.869371] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.924570] brd: module loaded [ 7.986713] loop: module loaded [ 7.993297] lkdtm: No crash points registered, enable through debugfs [ 8.015917] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.023885] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.032007] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.040294] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.048357] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.056623] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.064334] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.075798] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.082831] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.091764] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.106337] scsi host0: ahci-imx [ 8.111959] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.178788] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.192450] pps pps0: new PPS source ptp0 [ 8.238790] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.249711] e1000e: Intel(R) PRO/1000 Network Driver [ 8.254713] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.260987] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.266480] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.294968] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.302562] usbcore: registered new interface driver pegasus [ 8.308522] usbcore: registered new interface driver asix [ 8.314103] usbcore: registered new interface driver ax88179_178a [ 8.320442] usbcore: registered new interface driver cdc_ether [ 8.326595] usbcore: registered new interface driver smsc75xx [ 8.332593] usbcore: registered new interface driver smsc95xx [ 8.338604] usbcore: registered new interface driver net1080 [ 8.344441] usbcore: registered new interface driver cdc_subset [ 8.350626] usbcore: registered new interface driver zaurus [ 8.356542] usbcore: registered new interface driver cdc_ncm [ 8.375500] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.382141] ehci-pci: EHCI PCI platform driver [ 8.386834] ehci-platform: EHCI generic platform driver [ 8.393157] ehci-orion: EHCI orion driver [ 8.398205] SPEAr-ehci: EHCI SPEAr driver [ 8.403141] ehci-st: EHCI STMicroelectronics driver [ 8.409011] ehci-exynos: EHCI Exynos driver [ 8.414102] ehci-atmel: EHCI Atmel driver [ 8.419077] tegra-ehci: Tegra EHCI driver [ 8.424041] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.430382] ohci-pci: OHCI PCI platform driver [ 8.435073] ohci-platform: OHCI generic platform driver [ 8.441320] SPEAr-ohci: OHCI SPEAr driver [ 8.446346] ohci-st: OHCI STMicroelectronics driver [ 8.452165] ohci-atmel: OHCI Atmel driver [ 8.457822] ata1: SATA link down (SStatus 0 SControl 300) [ 8.459845] usbcore: registered new interface driver usb-storage [ 8.463606] ahci-imx 2200000.sata: no device found, disabling link. [ 8.475758] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.503444] i2c /dev entries driver [ 8.592871] sdhci: Secure Digital Host Controller Interface driver [ 8.599165] sdhci: Copyright(c) Pierre Ossman [ 8.613492] Synopsys Designware Multimedia Card Interface Driver [ 8.627331] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.636900] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.636906] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.647205] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.653849] ledtrig-cpu: registered to indicate activity on CPUs [ 8.663822] usbcore: registered new interface driver usbhid [ 8.669541] usbhid: USB HID core driver [ 8.691011] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.700371] netem: version 1.3 [ 8.703699] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.711765] gre: GRE over IPv4 demultiplexor driver [ 8.713674] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.716773] ip_gre: GRE over IPv4 tunneling driver [ 8.722801] IPv4 over IPsec tunneling driver [ 8.738225] NET: Registered protocol family 10 [ 8.749441] Segment Routing with IPv6 [ 8.753161] mmc2: new high speed SDHC card at address e624 [ 8.759794] ip6_gre: GRE over IPv6 tunneling driver [ 8.762990] mmcblk2: mmc2:e624 SL16G 14.8 GiB [ 8.767979] NET: Registered protocol family 17 [ 8.775810] Key type dns_resolver registered [ 8.787462] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.795083] GPT:29296874 != 31116287 [ 8.795782] ThumbEE CPU extension supported. [ 8.798695] GPT:Alternate GPT header not at the end of the disk. [ 8.803007] Registering SWP/SWPB emulation handler [ 8.809077] GPT:29296874 != 31116287 [ 8.809095] GPT: Use GNU Parted to correct GPT errors. [ 8.809182] mmcblk2: p1 p2 p3 [ 8.823783] Loading compiled-in X.509 certificates [ 9.011525] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.019934] panel-simple panel-lcd: Specify missing connector_type [ 9.033392] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.075913] imx_usb 2184200.usb: No over current polarity defined [ 9.092176] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.097879] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.135507] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.156542] hub 1-0:1.0: USB hub found [ 9.161159] hub 1-0:1.0: 1 port detected [ 9.180146] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.212942] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.221329] panel-simple panel-lcd: Specify missing connector_type [ 9.234867] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.266484] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.274755] panel-simple panel-lcd: Specify missing connector_type [ 9.288478] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.306384] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.336449] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.344752] panel-simple panel-lcd: Specify missing connector_type [ 9.358245] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.380731] 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) [ 9.396202] IP-Config: Failed to open gretap0 [ 9.400603] IP-Config: Failed to open erspan0 [ 9.445076] Sending DHCP requests . [ 9.575455] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.794299] hub 1-1:1.0: USB hub found [ 9.799191] hub 1-1:1.0: 3 ports detected [ 9.829352] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.837693] panel-simple panel-lcd: Specify missing connector_type [ 9.851394] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.315136] . [ 12.556459] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.566493] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.345108] ., OK [ 17.387496] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.37 [ 17.395860] IP-Config: Complete: [ 17.399176] device=eth0, hwaddr=00:19:b8:08:f0:fd, ipaddr=192.168.201.37, mask=255.255.255.0, gw=192.168.201.1 [ 17.409813] host=imx6q-sabrelite-lava-cbg-7, domain=lava-rack, nis-domain=(none) [ 17.417844] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.417889] nameserver0=192.168.201.1 [ 17.488877] Freeing unused kernel memory: 2048K [ 17.495693] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 21.456372] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.500427] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.511199] panel-simple panel-lcd: Specify missing connector_type [ 21.524238] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.562288] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.593479] CAN device driver interface [ 21.628178] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.643815] panel-simple panel-lcd: Specify missing connector_type [ 21.667452] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.726083] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.734435] panel-simple panel-lcd: Specify missing connector_type [ 21.797887] caam 2100000.crypto: Entropy delay = 3200 [ 21.863773] caam 2100000.crypto: Instantiated RNG4 SH0 [ 21.865237] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.892940] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.901939] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.914944] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.921532] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.924533] caam 2100000.crypto: Instantiated RNG4 SH1 [ 21.929071] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.932881] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 21.941357] panel-simple panel-lcd: Specify missing connector_type [ 21.947090] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.974283] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.975125] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.990643] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.994388] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 22.001774] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 22.004118] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 22.017485] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 22.025728] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.026900] panel-simple panel-lcd: Specify missing connector_type [ 22.033939] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 22.040024] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 22.047337] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.048258] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 22.070975] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.079004] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.080241] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.088151] panel-simple panel-lcd: Specify missing connector_type [ 22.095742] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.110228] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.110252] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 22.111101] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.141330] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.149841] panel-simple panel-lcd: Specify missing connector_type [ 22.164727] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.230829] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.239643] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.248168] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.256997] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.313171] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.322078] panel-simple panel-lcd: Specify missing connector_type [ 22.336473] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.057774] caam algorithms registered in /proc/crypto [ 23.067974] caam 2100000.crypto: registering rng-caam [ 23.197044] random: crng init done [ 23.219210] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.227762] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.236265] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.244648] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.276183] panel-simple panel-lcd: supply power not found, using dummy regulator Begin: Loading essential drivers [ 23.284625] panel-simple panel-lcd: Specify missing connector_type ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: [ 23.300593] panel-simple panel-lvds0: supply power not found, using dummy regulator Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fd mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.37 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-7 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.688705] systemd[1]: System time before build time, advancing clock. [ 25.928662] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 25.954043] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 26.022963] systemd[1]: Set hostname to . [ 27.743400] systemd[1]: Queued start job for default target Graphical Interface. [ 27.757667] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 27.800818] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 27.850069] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.899514] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 27.950696] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 27.999937] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 28.046721] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 28.060626] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 28.106356] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 28.145452] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 28.186024] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 28.226170] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 28.269383] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 28.371782] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.385682] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 28.442084] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 28.502370] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 28.568431] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 28.620615] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 28.669448] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.680619] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.703809] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 28.760441] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 28.813788] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 28.869625] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 28.898544] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 28.948572] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 28.996104] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 29.029494] systemd[1]: Starting Journal Service... [ 29.030223] fuse: init (API version 7.32) Starting [0;1;39mJournal Service[0m... [ 29.084302] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 29.135742] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 29.185642] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 29.261731] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 29.307167] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 29.353353] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 29.439070] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.449243] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 29.490864] systemd[1]: modprobe@drm.service: Succeeded. [ 29.500981] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 29.540898] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.551504] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 29.590803] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 29.630653] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 29.687315] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 29.734257] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 29.783797] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.793802] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.812803] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 29.854669] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 29.907277] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 29.964766] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 30.393957] systemd-journald[278]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.129-cip12 #1 SMP Thu Jul 21 09:13:25 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/6860852/extract-nfsrootfs-fa3tmlh2' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6860852/extract-nfsrootfs-fa3tmlh2' / # 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-6860852/environment . /lava-6860852/environment / # /lava-6860852/bin/lava-test-runner /lava-6860852/0 /lava-6860852/bin/lava-test-runner /lava-6860852/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6860852/0/tests/0_timesync-off ++ cat uuid + UUID=6860852_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6860852/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6860852_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/v5.10.129-cip12-12-ge4e007863cc76/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-6860852/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 15s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:14-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.129-cip12-12-ge4e007863cc76/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: 1408648 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 47.81K 167KB/s kselftest.tar.xz 10%[=> ] 142.55K 243KB/s kselftest.tar.xz 21%[===> ] 289.61K 330KB/s kselftest.tar.xz 32%[=====> ] 449.40K 384KB/s kselftest.tar.xz 43%[=======> ] 599.29K 437KB/s kselftest.tar.xz 51%[=========> ] 711.00K 442KB/s kselftest.tar.xz 63%[===========> ] 876.45K 483KB/s kselftest.tar.xz 67%[============> ] 924.04K 447KB/s kselftest.tar.xz 80%[===============> ] 1.09M 482KB/s kselftest.tar.xz 87%[================> ] 1.17M 474KB/s kselftest.tar.xz 91%[=================> ] 1.24M 456KB/s kselftest.tar.xz 98%[==================> ] 1.32M 453KB/s kselftest.tar.xz 99%[==================> ] 1.34M 417KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 400KB/s in 3.4s 2022-03-20 19:56:18 (400 KB/s) - 'kselftest.tar.xz' saved [1408648/1408648] tar: ./size/get_size: time stamp 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the future tar: ./lkdtm/WRITE_KERN.sh: time stamp 2022-07-21 09:27:41 is 10589477.590567327 s in the future tar: ./lkdtm/BUG.sh: time stamp 2022-07-21 09:27:41 is 10589477.58391766 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-07-21 09:27:41 is 10589477.576947327 s in the future tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-07-21 09:27:41 is 10589477.570106994 s in the future tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-07-21 09:27:41 is 10589477.563327327 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-07-21 09:27:41 is 10589477.556661327 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-07-21 09:27:41 is 10589477.549884994 s in the future tar: ./lkdtm/DOUBLE_FAULT.sh: time stamp 2022-07-21 09:27:41 is 10589477.54306266 s in the future tar: ./lkdtm/REFCOUNT_DEC_ZERO.sh: time stamp 2022-07-21 09:27:41 is 10589477.536296327 s in the future tar: ./lkdtm/EXEC_USERSPACE.sh: time stamp 2022-07-21 09:27:41 is 10589477.529722327 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-07-21 09:27:41 is 10589477.52336766 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-07-21 09:27:41 is 10589477.51709566 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-07-21 09:27:41 is 10589477.510478327 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-07-21 09:27:41 is 10589477.50416366 s in the future tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-07-21 09:27:41 is 10589477.497489327 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-07-21 09:27:41 is 10589477.490960994 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-07-21 09:27:41 is 10589477.484717994 s in the future tar: ./lkdtm/REFCOUNT_DEC_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.477681994 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-07-21 09:27:41 is 10589477.471262327 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-07-21 09:27:41 is 10589477.465081994 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.458274994 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: time stamp 2022-07-21 09:27:41 is 10589477.45172766 s in the future tar: ./lkdtm/READ_AFTER_FREE.sh: time stamp 2022-07-21 09:27:41 is 10589477.44534666 s in the future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-07-21 09:27:41 is 10589477.438499327 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-06-24 15:00:54 is 8276670.432325994 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-07-21 09:27:41 is 10589477.42588666 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-07-21 09:27:41 is 10589477.418689994 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-07-21 09:27:41 is 10589477.412245994 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-07-21 09:27:41 is 10589477.40587866 s in the future tar: ./lkdtm/WARNING_MESSAGE.sh: time stamp 2022-07-21 09:27:41 is 10589477.39831066 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-07-21 09:27:41 is 10589477.391553327 s in the future tar: ./lkdtm/WARNING.sh: time stamp 2022-07-21 09:27:41 is 10589477.385111327 s in the future tar: ./lkdtm/READ_BUDDY_AFTER_FREE.sh: time stamp 2022-07-21 09:27:41 is 10589477.377884994 s in the future tar: ./lkdtm/EXEC_RODATA.sh: time stamp 2022-07-21 09:27:41 is 10589477.371332327 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-07-21 09:27:41 is 10589477.364743994 s in the future tar: ./lkdtm/SOFTLOCKUP.sh: time stamp 2022-07-21 09:27:41 is 10589477.35719766 s in the future tar: ./lkdtm/REFCOUNT_ADD_ZERO.sh: time stamp 2022-07-21 09:27:41 is 10589477.350673327 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_FROM.sh: time stamp 2022-07-21 09:27:41 is 10589477.344112327 s in the future tar: ./lkdtm/EXEC_DATA.sh: time stamp 2022-07-21 09:27:41 is 10589477.33660266 s in the future tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-07-21 09:27:41 is 10589477.33004266 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-07-21 09:27:41 is 10589477.32333366 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-07-21 09:27:41 is 10589477.316052327 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-07-21 09:27:41 is 10589477.309033327 s in the future tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.301348327 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.29383666 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-21 09:27:41 is 10589477.28635866 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.278289327 s in the future tar: ./lkdtm/WRITE_BUDDY_AFTER_FREE.sh: time stamp 2022-07-21 09:27:41 is 10589477.271331993 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-07-21 09:27:41 is 10589477.264465993 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-07-21 09:27:41 is 10589477.257250993 s in the future tar: ./lkdtm/CORRUPT_LIST_DEL.sh: time stamp 2022-07-21 09:27:41 is 10589477.250470993 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: time stamp 2022-07-21 09:27:41 is 10589477.24389066 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-07-21 09:27:41 is 10589477.23393566 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-07-21 09:27:41 is 10589477.226934993 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-07-21 09:27:41 is 10589477.219997993 s in the future tar: ./lkdtm/EXHAUST_STACK.sh: time stamp 2022-07-21 09:27:41 is 10589477.212257327 s in the future tar: ./lkdtm/HUNG_TASK.sh: time stamp 2022-07-21 09:27:41 is 10589477.20574866 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-07-21 09:27:41 is 10589477.199013993 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_TO.sh: time stamp 2022-07-21 09:27:41 is 10589477.191152993 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-07-21 09:27:41 is 10589477.18448966 s in the future tar: ./lkdtm/ATOMIC_TIMING.sh: time stamp 2022-07-21 09:27:41 is 10589477.177996993 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-07-21 09:27:41 is 10589477.169942993 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-07-21 09:27:41 is 10589477.163140327 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-07-21 09:27:41 is 10589477.154667327 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_TO.sh: time stamp 2022-07-21 09:27:41 is 10589477.148167993 s in the future tar: ./lkdtm: time stamp 2022-07-21 09:28:07 is 10589503.145067993 s in the future tar: ./fpu/run_test_fpu.sh: time stamp 2022-06-24 15:00:54 is 8276670.13535466 s in the future tar: ./fpu/test_fpu: time stamp 2022-07-21 09:27:38 is 10589474.127997993 s in the future tar: ./fpu: time stamp 2022-07-21 09:28:06 is 10589502.124642327 s in the future tar: ./memory-hotplug/mem-on-off-test.sh: time stamp 2022-06-24 15:00:54 is 8276670.11349266 s in the future tar: ./memory-hotplug: time stamp 2022-07-21 09:28:07 is 10589503.11012366 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-07-21 09:27:35 is 10589471.097693327 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-07-21 09:27:35 is 10589471.085913993 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-07-21 09:27:35 is 10589471.07709566 s in the future tar: ./clone3/clone3: time stamp 2022-07-21 09:27:35 is 10589471.068928327 s in the future tar: ./clone3: time stamp 2022-07-21 09:28:05 is 10589501.065723327 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-06-24 15:00:54 is 8276670.055236327 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-06-24 15:00:54 is 8276670.048268993 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-06-24 15:00:54 is 8276670.04182666 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-06-24 15:00:54 is 8276670.033900993 s in the future tar: ./tpm2: time stamp 2022-07-21 09:28:10 is 10589506.030427327 s in the future tar: ./user/test_user_copy.sh: time stamp 2022-06-24 15:00:54 is 8276670.021032993 s in the future tar: ./user: time stamp 2022-07-21 09:28:10 is 10589506.01775066 s in the future tar: .: time stamp 2022-07-21 09:28:11 is 10589507.014253327 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 87.995178] 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 [ 89.088155] lkdtm: Performing direct entry BUG [ 89.092926] ------------[ cut here ]------------ [ 89.097555] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 89.102790] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 89.107938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 89.137028] CPU: 0 PID: 797 Comm: cat Not tainted 5.10.129-cip12 #1 [ 89.143319] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.149888] PC is at lkdtm_BUG+0x14/0x18 [ 89.153842] LR is at lkdtm_do_action+0x2c/0x4c [ 89.158311] pc : [] lr : [] psr: a00e0013 [ 89.164598] sp : c4043e58 ip : c4043e68 fp : c4043e64 [ 89.169842] r10: 00000004 r9 : c1acb7e4 r8 : c15e7d40 [ 89.175088] r7 : c4043f60 r6 : 00000004 r5 : c641e000 r4 : 00000001 [ 89.181635] r3 : c0c2d5ac r2 : ac2e9082 r1 : ef7815e0 r0 : c15e7d48 [ 89.188187] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 89.195344] Control: 10c5387d Table: 15f9004a DAC: 00000051 [ 89.201116] Process cat (pid: 797, stack limit = 0x0536b0bd) [ 89.206800] Stack: (0xc4043e58 to 0xc4044000) [ 89.211184] 3e40: c4043e74 c4043e68 [ 89.219393] 3e60: c0c2d040 c0c2d5b8 c4043e9c c4043e78 c0c2d540 c0c2d020 c0c2d420 c42d63c0 [ 89.227601] 3e80: b6e57000 00000004 c530acc0 c4043f60 c4043ec4 c4043ea0 c07f4c60 c0c2d42c [ 89.235808] 3ea0: 00000000 c42d63c0 b6e57000 c2816000 c4043f60 c07f4bfc c4043f5c c4043ec8 [ 89.244015] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4042000 [ 89.252223] 3ee0: b6e57000 00020000 00000004 00000004 0001fffc c4043ee0 00000001 b6e56000 [ 89.260429] 3f00: c434cf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 89.268637] 3f20: 00000000 00000000 c136d548 ac2e9082 c205c080 c42d63c0 c42d63c0 c4042000 [ 89.276844] 3f40: b6e57000 00000000 00000000 00000004 c4043f94 c4043f60 c05988bc c0598228 [ 89.285051] 3f60: 00000000 00000000 c4043fac ac2e9082 00000004 00000004 b6f9ee00 00000004 [ 89.293258] 3f80: c03002e4 c4042000 c4043fa4 c4043f98 c059894c c0598854 00000000 c4043fa8 [ 89.301466] 3fa0: c03000c0 c0598940 00000004 00000004 00000001 b6e57000 00000004 00000000 [ 89.309674] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 [ 89.317881] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 800e0030 00000001 00000000 00000000 [ 89.326075] Backtrace: [ 89.328576] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.336187] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.344231] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.352181] r9:c4043f60 r8:c530acc0 r7:00000004 r6:b6e57000 r5:c42d63c0 r4:c0c2d420 [ 89.359965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.367828] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e57000 r5:c42d63c0 r4:00000000 [ 89.375605] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.382773] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c4042000 r5:c42d63c0 [ 89.390621] r4:c42d63c0 [ 89.393186] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.400350] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000004 r4:00000004 [ 89.408128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.415717] Exception stack(0xc4043fa8 to 0xc4043ff0) [ 89.420798] 3fa0: 00000004 00000004 00000001 b6e57000 00000004 00000000 [ 89.429005] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 [ 89.437205] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 [ 89.442286] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 89.448411] ---[ end trace 63d27ecc870d0051 ]--- [ 89.453054] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 89.461950] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 797, name: cat [ 89.469624] INFO: lockdep is turned off. [ 89.473565] irq event stamp: 1592 [ 89.476922] hardirqs last enabled at (1591): [] console_unlock+0x4b0/0x6c0 [ 89.484783] hardirqs last disabled at (1592): [] __und_svc+0x60/0x6c [ 89.492035] softirqs last enabled at (1236): [] __do_softirq+0x378/0x5fc [ 89.499723] softirqs last disabled at (1231): [] __irq_exit_rcu+0x178/0x1d0 [ 89.507581] CPU: 0 PID: 797 Comm: cat Tainted: G D 5.10.129-cip12 #1 [ 89.515255] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.521800] Backtrace: [ 89.524304] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 89.531902] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f6a8 [ 89.537595] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 89.544948] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 89.552723] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8244 r4:c4042000 [ 89.560499] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 89.568353] r6:00000000 r5:00000031 r4:c19c8244 [ 89.573015] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 89.580782] r6:00000001 r5:c4042000 r4:c5fc4380 [ 89.585446] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 89.592784] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c5fc4380 [ 89.599523] [] (do_exit) from [] (die+0x374/0x380) [ 89.606071] r7:c1e0fc0c [ 89.608636] [] (die) from [] (do_undefinstr+0x170/0x240) [ 89.615716] r10:00000004 r9:c4042000 r8:c15e7d40 r7:00000000 r6:c4043dc8 r5:c0c2d5c0 [ 89.623565] r4:e7f001f2 [ 89.626133] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 89.634069] Exception stack(0xc4043dc8 to 0xc4043e10) [ 89.639150] 3dc0: c15e7d48 ef7815e0 ac2e9082 c0c2d5ac 00000001 c641e000 [ 89.647358] 3de0: 00000004 c4043f60 c15e7d40 c1acb7e4 00000004 c4043e64 c4043e68 c4043e58 [ 89.655559] 3e00: c0c2d040 c0c2d5c0 a00e0013 ffffffff [ 89.660637] r7:c4043dfc r6:ffffffff r5:a00e0013 r4:c0c2d5c4 [ 89.666339] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.673944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.681983] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.689930] r9:c4043f60 r8:c530acc0 r7:00000004 r6:b6e57000 r5:c42d63c0 r4:c0c2d420 [ 89.697707] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.705567] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e57000 r5:c42d63c0 r4:00000000 [ 89.713341] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.720507] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c4042000 r5:c42d63c0 [ 89.728355] r4:c42d63c0 [ 89.730920] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.738086] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000004 r4:00000004 [ 89.745859] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.753447] Exception stack(0xc4043fa8 to 0xc4043ff0) [ 89.758527] 3fa0: 00000004 00000004 00000001 b6e57000 00000004 00000000 [ 89.766733] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 [ 89.774934] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 # Segmentation fault # [ 89.088155] lkdtm: Performing direct entry BUG # [ 89.092926] ------------[ cut here ]------------ # [ 89.097555] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 89.102790] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 89.107938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 89.137028] CPU: 0 PID: 797 Comm: cat Not tainted 5.10.129-cip12 #1 # [ 89.143319] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.149888] PC is at lkdtm_BUG+0x14/0x18 # [ 89.153842] LR is at lkdtm_do_action+0x2c/0x4c # [ 89.158311] pc : [] lr : [] psr: a00e0013 # [ 89.164598] sp : c4043e58 ip : c4043e68 fp : c4043e64 # [ 89.169842] r10: 00000004 r9 : c1acb7e4 r8 : c15e7d40 # [ 89.175088] r7 : c4043f60 r6 : 00000004 r5 : c641e000 r4 : 00000001 # [ 89.181635] r3 : c0c2d5ac r2 : ac2e9082 r1 : ef7815e0 r0 : c15e7d48 # [ 89.188187] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.195344] Control: 10c5387d Table: 15f9004a DAC: 00000051 # [ 89.201116] Process cat (pid: 797, stack limit = 0x0536b0bd) # [ 89.206800] Stack: (0xc4043e58 to 0xc4044000) # [ 89.211184] 3e40: c4043e74 c4043e68 # [ 89.219393] 3e60: c0c2d040 c0c2d5b8 c4043e9c c4043e78 c0c2d540 c0c2d020 c0c2d420 c42d63c0 # [ 89.227601] 3e80: b6e57000 00000004 c530acc0 c4043f60 c4043ec4 c4043ea0 c07f4c60 c0c2d42c # [ 89.235808] 3ea0: 00000000 c42d63c0 b6e57000 c2816000 c4043f60 c07f4bfc c4043f5c c4043ec8 # [ 89.244015] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4042000 # [ 89.252223] 3ee0: b6e57000 00020000 00000004 00000004 0001fffc c4043ee0 00000001 b6e56000 # [ 89.260429] 3f00: c434cf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 89.268637] 3f20: 00000000 00000000 c136d548 ac2e9082 c205c080 c42d63c0 c42d63c0 c4042000 # [ 89.276844] 3f40: b6e57000 00000000 00000000 00000004 c4043f94 c4043f60 c05988bc c0598228 # [ 89.285051] 3f60: 00000000 00000000 c4043fac ac2e9082 00000004 00000004 b6f9ee00 00000004 # [ 89.293258] 3f80: c03002e4 c4042000 c4043fa4 c4043f98 c059894c c0598854 00000000 c4043fa8 # [ 89.301466] 3fa0: c03000c0 c0598940 00000004 00000004 00000001 b6e57000 00000004 00000000 # [ 89.309674] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 # [ 89.317881] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 800e0030 00000001 00000000 00000000 # [ 89.326075] Backtrace: # [ 89.328576] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.336187] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.344231] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.352181] r9:c4043f60 r8:c530acc0 r7:00000004 r6:b6e57000 r5:c42d63c0 r4:c0c2d420 # [ 89.359965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 89.367828] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e57000 r5:c42d63c0 r4:00000000 # [ 89.375605] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.382773] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c4042000 r5:c42d63c0 # [ 89.390621] r4:c42d63c0 # [ 89.393186] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.400350] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000004 r4:00000004 # [ 89.408128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.415717] Exception stack(0xc4043fa8 to 0xc4043ff0) # [ 89.420798] 3fa0: 00000004 00000004 00000001 b6e57000 00000004 00000000 # [ 89.429005] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 # [ 89.437205] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 # [ 89.442286] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 89.448411] ---[ end trace 63d27ecc870d0051 ]--- # [ 89.453054] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 89.461950] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 797, name: cat # [ 89.469624] INFO: lockdep is turned off. # [ 89.473565] ir[ 90.232162] lkdtm: Performing direct entry WARNING q event stamp: 1592 # [ 89.476[ 90.239240] ------------[ cut here ]------------ 922] hardirqs last enabled at (1[ 90.246790] WARNING: CPU: 2 PID: 868 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 591): [] console_unlock[ 90.258049] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 +0x4b0/0x6c0 # [ 89.484783] ha[ 90.289715] CPU: 2 PID: 868 Comm: cat Tainted: G D W 5.10.129-cip12 #1 rdirqs last disabled at (1592): [[ 90.300167] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] __und_svc+0x60/0x6c [ 90.309558] Backtrace: # [ 89.492035] softirqs last e[ 90.314885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) nabled at (1236): [] __[ 90.325305] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 do_softirq+0x378/0x5fc # [ 89.[ 90.333828] [] (show_stack) from [] (dump_stack+0xe0/0x100) 499723] softirqs last disabled at[ 90.344003] [] (dump_stack) from [] (__warn+0xfc/0x16c) (1231): [] __irq_exit_[ 90.353823] r9:00000009 r8:c0c2d60c r7:00000053 r6:00000009 r5:c0c2d60c r4:c1acbea0 rcu+0x178/0x1d0 # [ 89.507581][ 90.364430] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) CPU: 0 PID: 797 Comm: cat Tainte[ 90.374771] r7:00000053 r6:c1acbea0 r5:00000000 r4:c62c6000 d: G D 5.10.129-ci[ 90.383302] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) p12 #1 # [ 89.515255] Hardware[ 90.394248] r9:c1acb7e8 r8:c15e7d40 r7:c62c7f60 r6:00000008 r5:c64de000 r4:00000002 name: Freescale i.MX6 Quad/DualL[ 90.404857] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ite (Device Tree) # [ 89.52180[ 90.415634] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0] Backtrace: # [ 89.524304] [ 90.426504] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [] (dump_backtrace) fro[ 90.437276] r9:c62c7f60 r8:c530acc0 r7:00000008 r6:b6e0b000 r5:c65d8dc0 r4:c0c2d420 m [] (show_stack+0x20/0[ 90.447888] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) x24) # [ 89.531902] r7:ffffff[ 90.458575] r9:c07f4bfc r8:c62c7f60 r7:c2816000 r6:b6e0b000 r5:c65d8dc0 r4:00000000 ff r6:600e0093 r5:00000000 r4:c1f[ 90.469181] [] (vfs_write) from [] (ksys_write+0x74/0xec) 0f6a8 # [ 89.537595] [] (show_stack) from [[ 90.489865] r4:c65d8dc0 [ 90.495266] [] (ksys_write) from [] (sys_write+0x18/0x1c) ] (dump_stack+0xe0/0x100) # [ [ 90.502409] r9:c62c6000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000008 r4:00000008 [ 90.513017] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 89.544948] [] (dump_sta[ 90.520590] Exception stack(0xc62c7fa8 to 0xc62c7ff0) [ 90.528503] 7fa0: 00000008 00000008 00000001 b6e0b000 00000008 00000000 [ 90.536690] 7fc0: 00000008 00000008 b6f52e00 00000004 00000001 00000000 00020000 bef8da54 [ 90.544873] 7fe0: 00000004 bef8d788 b6ec094f b6e46c66 ck) from [] (___might_s[ 90.549984] irq event stamp: 0 leep+0x1b0/0x2c0) # [ 89.55272[ 90.555881] hardirqs last enabled at (0): [<00000000>] 0x0 3] r9:600e0093 r8:0000000b r7:c0[ 90.564312] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 35bb84 r6:00000031 r5:c19c8244 r4[ 90.574676] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c :c4042000 # [ 89.560499] [] 0x0 8e1d4>] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 89.568353] r6:00000000 r5:00000031 r4:c19c8244 # [ 89.573015] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 89.580782] r6:00000001 r5:c4042000 r4:c5fc4380 # [ 89.585446] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 89.592784] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c5fc4380 # [ 89.599523] [] (do_exit) from [] (die+0x374/0x380) # [ 89.606071] r7:c1e0fc0c # [ 89.608636] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 89.615716] r10:00000004 r9:c4042000 r8:c15e7d40 r7:00000000 r6:c4043dc8 r5:c0c2d5c0 # [ 89.623565] r4:e7f001f2 # [ 89.626133] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 89.634069] Exception stack(0xc4043dc8 to 0xc4043e10) # [ 89.639150] 3dc0: c15e7d48 ef7815e0 ac2e9082 c0c2d5ac 00000001 c641e000 # [ 89.647358] 3de0: 00000004 c4043f60 c15e7d40 c1acb7e4 00000004 c4043e64 c4043e68 c4043e58 # [ 89.655559] 3e00: c0c2d040 c0c2d5c0 a00e0013 ffffffff # [ 89.660637] r7:c4043dfc r6:ffffffff r5:a00e0013 r4:c0c2d5c4 # [ 89.666339] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.673944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.681983] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.689930] r9:c4043f60 r8:c530acc0 r7:00000004 r6:b6e57000 r5:c42d63c0 r4:c0c2d420 # [ 89.697707] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 89.705567] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e57000 r5:c42d63c0 r4:00000000 # [ 89.713341] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.720507] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c4042000 r5:c42d63c0 # [ 89.728355] r4:c42d63c0 # [ 89.730920] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.738086] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000004 r4:00000004 # [ 89.745859] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.753447] Exception stack(0xc4043fa8 to 0xc4043ff0) # [ 89.758527] 3fa0: 00000004 00000004 00000001 b6e57000 00000004 00000000 # [ 89.766733] 3fc0: 00000004 00000004 b6f9ee00 00000004 00000001 00000000 00020000 be988a54 # [ 89.774934] 3fe0: 00000004 be988788 b6f0c94f b6e92c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 90.232162] lkdtm: Performing direct entry WARNING # [ 90.239240] ------------[ cut here ]------------ # [ 90.246790] WARNING: CPU: 2 PID: 868 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 90.258049] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 90.289715] CPU: 2 PID: 868 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 90.300167] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.309558] Backtrace: # [ 90.314885] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.325305] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 90.333828] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.344003] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 90.353823] r9:00000009 r8:c0c2d6[ 90.923662] lkdtm: Performing direct entry WARNING_MESSAGE 0c r7:00000053 r6:00000009 r5:c0c[ 90.929611] ------------[ cut here ]------------ 2d60c r4:c1acbea0 # [ 90.36443[ 90.937161] WARNING: CPU: 2 PID: 903 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 0] [] (__warn) from [] (warn_slowpath_fmt+0x8c[ 90.956184] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 /0xa8) # [ 90.374771] r7:0000[ 90.987956] CPU: 2 PID: 903 Comm: cat Tainted: G D W 5.10.129-cip12 #1 0053 r6:c1acbea0 r5:00000000 r4:c[ 90.998367] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 62c6000 # [ 90.383302] [] (warn_slowpath_fmt) from [<[ 91.013079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) c0c2d60c>] (lkdtm_WARNING+0x48/0x[ 91.023496] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 4c) # [ 90.394248] r9:c1acb7e[ 91.032015] [] (show_stack) from [] (dump_stack+0xe0/0x100) 8 r8:c15e7d40 r7:c62c7f60 r6:0000[ 91.042186] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0008 r5:c64de000 r4:00000002 # [[ 91.052002] r9:00000009 r8:c0c2d65c r7:00000058 r6:00000009 r5:c0c2d65c r4:c1acbea0 90.404857] [] (lkdtm[ 91.062607] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) _WARNING) from [] (lkdt[ 91.072944] r7:00000058 r6:c1acbea0 r5:c1acbebc r4:c4254000 m_do_action+0x2c/0x4c) # [ 90.[ 91.081471] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 415634] [] (lkdtm_do_ac[ 91.093106] r9:c1acb7f0 r8:c15e7d40 r7:c4255f60 r6:00000010 r5:c6549000 r4:00000003 tion) from [] (direct_e[ 91.103710] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) ntry+0x120/0x18c) # [ 90.42650[ 91.115179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 4] [] (direct_entry) fr[ 91.126046] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) om [] (full_proxy_write[ 91.136816] r9:c4255f60 r8:c530acc0 r7:00000010 r6:b6e84000 r5:c42de500 r4:c0c2d420 +0x64/0x94) # [ 90.437276] r9[ 91.147423] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) :c62c7f60 r8:c530acc0 r7:00000008[ 91.158109] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e84000 r5:c42de500 r4:00000000 r6:b6e0b000 r5:c65d8dc0 r4:c0c2d[ 91.168713] [] (vfs_write) from [] (ksys_write+0x74/0xec) 420 # [ 90.447888] [[ 91.178707] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c4254000 r5:c42de500 ] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.194787] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.458575] r9:c07f4bfc r8:c6[ 91.204795] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000010 r4:00000010 2c7f60 r7:c2816000 r6:b6e0b000 r5[ 91.215408] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) :c65d8dc0 r4:00000000 # [ 90.4[ 91.225829] Exception stack(0xc4255fa8 to 0xc4255ff0) 69181] [] (vfs_write) f[ 91.233745] 5fa0: 00000010 00000010 00000001 b6e84000 00000010 00000000 rom [] (ksys_write+0x74[ 91.244779] 5fc0: 00000010 00000010 b6fcbe00 00000004 00000001 00000000 00020000 be9fea54 /0xec) # [ 90.479177] r10:000[ 91.255815] 5fe0: 00000004 be9fe788 b6f3994f b6ebfc66 00004 r9:00000000 r8:00000000 r7:[ 91.263767] irq event stamp: 0 b6e0b000 r6:c62c6000 r5:c65d8dc0[ 91.269670] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.489865] r4:c65d8dc0 #[ 91.278124] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 90.495266] [] (ksy[ 91.288483] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c s_write) from [] (sys_w[ 91.298815] softirqs last disabled at (0): [<00000000>] 0x0 rite+0x18/0x1c) # [ 90.502409][ 91.307237] ---[ end trace 63d27ecc870d0053 ]--- r9:c62c6000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000008 r4:00000008 # [ 90.513017] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.520590] Exception stack(0xc62c7fa8 to 0xc62c7ff0) # [ 90.528503] 7fa0: 00000008 00000008 00000001 b6e0b000 00000008 00000000 # [ 90.536690] 7fc0: 00000008 00000008 b6f52e00 00000004 00000001 00000000 00020000 bef8da54 # [ 90.544873] 7fe0: 00000004 bef8d788 b6ec094f b6e46c66 # [ 90.549984] irq event stamp: 0 # [ 90.555881] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.564312] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 90.574676] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 90.585030] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.593456] ---[ end trace 63d27ecc870d0052 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 90.923662] lkdtm: Performing direct entry WARNING_MESSAGE # [ 90.929611] ------------[ cut here ]------------ # [ 90.937161] WARNING: CPU: 2 PID: 903 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 90.949091] Warning message trigger count: 2 # [ 90.956184] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 90.987956] CPU: 2 PID: 903 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 90.998367] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.007755] Backtrace: # [ 91.013079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.023496] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 91.032015] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.042186] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 91.052002] r9:00000009 r8:c0c2d65c r7:00000058 r6:00000009 r5:c0c2d65c r4:c1acbea0 # [ 91.062607] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.072944] r7:00000058 r6:c1acbea0 r5:c1acbebc r4:c4254000 # [ 91.081471] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 91.093106] r9:c1acb7f0 r8:c15e7d40 r7:c4255f60 r6:00000010 r5:c6549000 r4:00000003 # [ 91.103710] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.115179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.126046] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.136816] r9:c4255f60 r8:c530acc0 r7:00000010 r6:b6e84000 r5:c42de500 r4:c0c2d420 # [ 91.147423] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.158109] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e84000 r5:c42de500 r4:00000000 # [ 91.168713] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.178707] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c4254000 r5:c42de500 # [ 91.189389] r4:c42de500 # [ 91.194787] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.204795] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000010 r4:00000010 # [ 91.215408] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.225829] Exception stack(0xc4255fa8 to 0xc4255ff0) # [ 91.233[ 91.632022] lkdtm: Performing direct entry EXCEPTION 745] 5fa0: 0000[ 91.637461] 8<--- cut here --- 0010 00000010 00000[0 0 1 9b16.e43280] Unable to handle kernel NULL pointer dereference at virtual address 00000000 84000 00000010 00000000 # [ 91[ 91.653695] pgd = df0e35bb .244779] 5fc0: 00000010 00000010 [ 91.659226] [00000000] *pgd=00000000 b6fcbe00 00000004 00000001 000000[ 91.665742] Internal error: Oops: 805 [#2] SMP ARM 00 00020000 be9fea54 # [ 91.25[ 91.673226] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 5815] 5fe0: 000000[0 4 b9e19.f704935] CPU: 1 PID: 935 Comm: cat Tainted: G D W 5.10.129-cip12 #1 788 b6f3994f[ b 6 e9b1f.c76164755] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.263767] irq event sta[m 91.723204] PC is at lkdtm_EXCEPTION+0x18/0x20 : 0 # [ 91.[2 6 9 9617.07]3 0h25] LR is at lkdtm_do_action+0x2c/0x4c ardirqs l[a s t 9 1e.n7a3b6l6e7d] pc : [] lr : [] psr: a00e0013 at (0): [[ < 0 09010.07040406>7]] sp : c453be58 ip : c453be68 fp : c453be64 0x0 # [[ 9911..27571861324] r10: 0000000a r9 : c1acb800 r8 : c15e7d40 ] hardir[q s l9a1s.t7 5d8i5s9a3] r7 : c453bf60 r6 : 0000000a r5 : c6538000 r4 : 00000004 led at ([0 ) : 9[1<.c706365835c6] r3 : 00000000 r2 : 8ccc3b58 r1 : ef7965e0 r0 : c15e7d60 0>] copy_pro[c e s s9+1.07x755c189] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none /0x194c # [[ 9911..728848043] Control: 10c5387d Table: 1612404a DAC: 00000051 83] softirqs la[s t 9e1n.a7b9l642] Process cat (pid: 935, stack limit = 0xf03eb86e) ed at (0):[ [ < 9c10.375939c2e90] Stack: (0xc453be58 to 0xc453c000) >] copy_proces[s + 0 x951c.88/005389] be40: c453be74 c453be68 194c # [ 91.2988[1 5 ] 9s1o.f15564] be60: c0c2d040 c0c2d670 c453be9c c453be78 c0c2d540 c0c2d020 c0c2d420 c41ce8c0 tirqs last disab[l e d 9a1t. 8(25907] be80: b6ded000 0000000a c530acc0 c453bf60 c453bec4 c453bea0 c07f4c60 c0c2d42c ): [<00000000>][ 0 x 091 .#8 3[165] bea0: 00000000 c41ce8c0 b6ded000 c2816000 c453bf60 c07f4bfc c453bf5c c453bec8 91.307237] -[- - [ 9e1n.8d4 6336] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c418d664 c05988bc c453a000 race 63d27ecc87[0 d 0 09513. 8]5-507] bee0: b6ded000 00020000 00000004 0000000a 0001fff6 c453bee0 00000001 00000805 -- # WARNING[_ M E S9S1A.G8E6:6 77] bf00: c42d7540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 saw 'message tri[g g e r9'1:. 8o76763] bf20: 00000000 00000000 c453a000 8ccc3b58 b6dec000 c41ce8c0 c41ce8c0 c453a000 ok 4 selftes[t s : 9l1k.d8t8m7020] bf40: b6ded000 00000000 00000000 00000004 c453bf94 c453bf60 c05988bc c0598228 WARNING_MESSAG[E . s h91 .#8 9s194] bf60: 00000000 00000000 c453bfac 8ccc3b58 0000000a 0000000a b6f34e00 00000004 elftests: lkdtm[: E X9C1E.P9T0I365] bf80: c03002e4 c453a000 c453bfa4 c453bf98 c059894c c0598854 00000000 c453bfa8 ON.sh [ 91.917535] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6ded000 0000000a 00000000 [ 91.926317] bfc0: 0000000a 0000000a b6f34e00 00000004 00000001 00000000 00020000 bedc8a54 [ 91.934501] bfe0: 00000004 bedc8788 b6ea294f b6e28c66 800e0030 00000001 00000000 00000000 [ 91.942680] Backtrace: [ 91.945148] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.953250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.961267] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.969193] r9:c453bf60 r8:c530acc0 r7:0000000a r6:b6ded000 r5:c41ce8c0 r4:c0c2d420 [ 91.976949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.984788] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6ded000 r5:c41ce8c0 r4:00000000 [ 91.992541] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.999686] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c453a000 r5:c41ce8c0 [ 92.007519] r4:c41ce8c0 [ 92.010062] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.017206] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:0000000a r4:0000000a [ 92.024962] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.032534] Exception stack(0xc453bfa8 to 0xc453bff0) [ 92.037593] bfa0: 0000000a 0000000a 00000001 b6ded000 0000000a 00000000 [ 92.045777] bfc0: 0000000a 0000000a b6f34e00 00000004 00000001 00000000 00020000 bedc8a54 [ 92.053959] bfe0: 00000004 bedc8788 b6ea294f b6e28c66 [ 92.059019] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 92.065209] ---[ end trace 63d27ecc870d0054 ]--- # Segmentation fault # [ 91.632022] lkdtm: Performing direct entry EXCEPTION # [ 91.637461] 8<--- cut here --- # [ 91.643280] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 91.653695] pgd = df0e35bb # [ 91.659226] [00000000] *pgd=00000000 # [ 91.665742] Internal error: Oops: 805 [#2] SMP ARM # [ 91.673226] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 91.704935] CPU: 1 PID: 935 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 91.714755] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.723204] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 91.730325] LR is at lkdtm_do_action+0x2c/0x4c # [ 91.736674] pc : [] lr : [] psr: a00e0013 # [ 91.744675] sp : c453be58 ip : c453be68 fp : c453be64 # [ 91.751634] r10: 0000000a r9 : c1acb800 r8 : c15e7d40 # [ 91.758593] r7 : c453bf60 r6 : 0000000a r5 : c6538000 r4 : 00000004 # [ 91.766856] r3 : 00000000 r2 : 8ccc3b58 r1 : ef7965e0 r0 : c15e7d60 # [ 91.775119] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.784073] Control: 10c5387d Table: 1612404a DAC: 00000051 # [ 91.791642] Process cat (pid: 935, stack limit = 0xf03eb86e) # [ 91.799294] Stack: (0xc453be58 to 0xc453c000) # [ 91.805389] be40: c453be74 c453be68 # [ 91.815564] be60: c0c2d040 c0c2d670 c453be9c c453be78 c0c2d540 c0c2d020 c0c2d420 c41ce8c0 # [ 91.825907] be80: b6ded000 0000000a c530acc0 c453bf60 c453bec4 c453bea0 c07f4c60 c0c2d42c # [ 91.836165] bea0: 00000000 c41ce8c0 b6ded000 c2816000 c453bf60 c07f4bfc c453bf5c c453bec8 # [ 91.846336] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c418d664 c05988bc c453a000 # [ 91.856507] bee0: b6ded000 00020000 00000004 0000000a 0001fff6 c453bee0 00000001 00000805 # [ 91.866677] bf00: c42d7540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.876763] bf20: 00000000 00000000 c453a000 8ccc3b58 b6dec000 c41ce8c0 c41ce8c0 c453a000 # [ 91.887020] bf40: b6ded000 00000000 00000000 00000004 c453bf94 c453bf60 c05988bc c0598228 # [ 91.897194] bf60: 00000000 00000000 c453bfac 8ccc3b58 0000000a 0000000a b6f34e00 00000004 # [ 91.907365] bf80: c03002e4 c453a000 c453bfa4 c453bf98 c059894c c0598854 00000000 c453bfa8 # [ 91.917535] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6ded000 0000000a 00000000 # [ 91.926317] bfc0: 0000000a 0000000a b6f34e00 00000004 00000001 00000000 00020000 bedc8a54 # [ 91.934501] bfe0: 00000004 bedc8788 b6ea294f b6e28c66 800e0030 00000001 00000000 00000000 # [ 91.942680] Backtrace: # [ 91.945148] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.953250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.961267] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.969193] r9:c453bf60 r8:c530acc0 r7:0000000a r6:b6ded000 r5:c41ce8c0 r4:c0c2d420 # [ 91.976949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.984788] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6ded000 r5:c41ce8c0 r4:00000000 # [ 91.992541] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.999686] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c453a000 r5:c41ce8c0 # [ 92.007519] r4:c41ce8c0 # [ 92.010062] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.017206] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:0000000a r4:0000000a # [ 92.024962] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.032534] Exception stack(0xc453bfa8 to 0xc453bff0) # [ 92.037593] bfa0: 0000000a 0000000a 00000001 b6ded000 0000000a 00000000 # [ 92.045777] bfc0: 0000000a 0000000a b6f34e00 00000004 00000001 00000000 00020000 bedc8a54 # [ 92.053959] bfe0: 00000004 bedc8788 b6ea294f b6e28c66 # [ 92.059019] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 92.065209] ---[ end trace 63d27ecc870d0054 ]--- # 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 [ 93.259550] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 93.265263] lkdtm: attempting good list addition [ 93.269918] lkdtm: attempting corrupted list addition [ 93.275071] lkdtm: list_add() corruption not detected! # [ 93.259550] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 93.265263] lkdtm: attempting good list addition # [ 93.269918] lkdtm: attempting corrupted list addition # [ 93.275071] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh [ 93.616568] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 93.622163] lkdtm: attempting good list removal [ 93.626912] lkdtm: attempting corrupted list removal [ 93.631919] lkdtm: list_del() corruption not detected! # [ 93.616568] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 93.622163] lkdtm: attempting good list removal # [ 93.626912] lkdtm: attempting corrupted list removal # [ 93.631919] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh [ 93.962712] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 93.969050] lkdtm: attempting bad read from page below current stack [ 93.975479] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 93.962712] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 93.969050] lkdtm: attempting bad read from page below current stack # [ 93.975479] 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 [ 94.301867] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 94.308319] lkdtm: attempting bad read from page above current stack [ 94.314685] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 94.301867] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 94.308319] lkdtm: attempting bad read from page above current stack # [ 94.314685] 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 [ 94.642061] lkdtm: Performing direct entry UNSET_SMEP [ 94.647297] lkdtm: XFAIL: this test is x86_64-only # [ 94.642061] lkdtm: Performing direct entry UNSET_SMEP # [ 94.647297] lkdtm: XFAIL: this test is x86_64-only # UNSET_SMEP: saw 'XFAIL': [SKIP] ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP # selftests: lkdtm: DOUBLE_FAULT.sh [ 94.977578] lkdtm: Performing direct entry DOUBLE_FAULT [ 94.982828] lkdtm: XFAIL: this test is ia32-only # [ 94.977578] lkdtm: Performing direct entry DOUBLE_FAULT # [ 94.982828] 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 [ 95.313479] lkdtm: Performing direct entry CORRUPT_PAC [ 95.318730] lkdtm: XFAIL: this test is arm64-only # [ 95.313479] lkdtm: Performing direct entry CORRUPT_PAC # [ 95.318730] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh [ 95.635516] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 95.641978] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 95.635516] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 95.641978] 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 [ 96.352508] lkdtm: Performing direct entry READ_AFTER_FREE [ 96.358269] lkdtm: Value in memory before free: 12345678 [ 96.363628] lkdtm: Attempting bad read from freed memory [ 96.368995] lkdtm: Memory was not poisoned # [ 96.352508] lkdtm: Performing direct entry READ_AFTER_FREE # [ 96.358269] lkdtm: Value in memory before free: 12345678 # [ 96.363628] lkdtm: Attempting bad read from freed memory # [ 96.368995] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh [ 96.889643] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 96.895758] lkdtm: Value in memory before free: 12345678 [ 96.901087] lkdtm: Attempting to read from freed memory [ 96.906388] lkdtm: Buddy page was not poisoned # [ 96.889643] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 96.895758] lkdtm: Value in memory before free: 12345678 # [ 96.901087] lkdtm: Attempting to read from freed memory # [ 96.906388] 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 [ 97.236824] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 97.242431] lkdtm: Attempting double slab free ... # [ 97.236824] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 97.242431] 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 [ 97.577240] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 97.582766] lkdtm: Attempting cross-cache slab free ... # [ 97.577240] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 97.582766] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh [ 97.911566] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 97.917069] lkdtm: Attempting non-Slab slab free ... # [ 97.911566] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 97.917069] 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 [ 99.016873] lkdtm: Performing direct entry EXEC_DATA [ 99.021861] lkdtm: attempting ok execution at c0c2ddb0 [ 99.027212] lkdtm: attempting bad execution at c26f674c [ 99.032487] 8<--- cut here --- [ 99.035555] Unable to handle kernel paging request at virtual address c26f674c [ 99.042786] pgd = 6606d1ef [ 99.045509] [c26f674c] *pgd=1261141e(bad) [ 99.049574] Internal error: Oops: 8000000d [#3] SMP ARM [ 99.054822] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 99.084107] CPU: 2 PID: 1778 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 99.091874] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.098436] PC is at data_area+0x0/0x40 [ 99.102314] LR is at execute_location+0xa4/0xb4 [ 99.106868] pc : [] lr : [] psr: 600e0013 [ 99.113157] sp : c44ffe38 ip : 00000027 fp : c44ffe54 [ 99.118402] r10: 0000000a r9 : c1acb9e4 r8 : c15e7d40 [ 99.123647] r7 : c44fff60 r6 : 00000001 r5 : c26f674c r4 : c0c2ddb0 [ 99.130196] r3 : 6477ca87 r2 : 6477ca87 r1 : ef7ab5e4 r0 : 0000002b [ 99.136748] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 99.143904] Control: 10c5387d Table: 15f9004a DAC: 00000051 [ 99.149674] Process cat (pid: 1778, stack limit = 0x4bae3dda) [ 99.155443] Stack: (0xc44ffe38 to 0xc4500000) [ 99.159827] fe20: 0000001f c654b000 [ 99.168036] fe40: 0000000a c44fff60 c44ffe64 c44ffe58 c1357f64 c1357d60 c44ffe74 c44ffe68 [ 99.176242] fe60: c0c2d040 c1357f4c c44ffe9c c44ffe78 c0c2d540 c0c2d020 c0c2d420 c6311680 [ 99.184448] fe80: b6df0000 0000000a c530acc0 c44fff60 c44ffec4 c44ffea0 c07f4c60 c0c2d42c [ 99.192655] fea0: 00000000 c6311680 b6df0000 c2816000 c44fff60 c07f4bfc c44fff5c c44ffec8 [ 99.200862] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c5cacb64 c05988bc c44fe000 [ 99.209071] fee0: b6df0000 00020000 00000004 0000000a 0001fff6 c44ffee0 00000001 00000805 [ 99.217276] ff00: c437a000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.225482] ff20: 00000000 00000000 c44fe000 6477ca87 b6def000 c6311680 c6311680 c44fe000 [ 99.233689] ff40: b6df0000 00000000 00000000 00000004 c44fff94 c44fff60 c05988bc c0598228 [ 99.241895] ff60: 00000000 00000000 c44fffac 6477ca87 0000000a 0000000a b6f37e00 00000004 [ 99.250101] ff80: c03002e4 c44fe000 c44fffa4 c44fff98 c059894c c0598854 00000000 c44fffa8 [ 99.258307] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 [ 99.266512] ffc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 bec33a54 [ 99.274719] ffe0: 00000004 bec33788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 [ 99.282916] Backtrace: [ 99.285427] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 99.293639] r7:c44fff60 r6:0000000a r5:c654b000 r4:0000001f [ 99.299349] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.307483] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.315531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.323481] r9:c44fff60 r8:c530acc0 r7:0000000a r6:b6df0000 r5:c6311680 r4:c0c2d420 [ 99.331265] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.339130] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6df0000 r5:c6311680 r4:00000000 [ 99.346905] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.354072] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c44fe000 r5:c6311680 [ 99.361920] r4:c6311680 [ 99.364485] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.371652] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000a r4:0000000a [ 99.379432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.387023] Exception stack(0xc44fffa8 to 0xc44ffff0) [ 99.392103] ffa0: 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 [ 99.400310] ffc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 bec33a54 [ 99.408511] ffe0: 00000004 bec33788 b6ea594f b6e2bc66 [ 99.413593] Code: 00000000 c2dda900 c2dda9c0 c2ddaa80 (e1a0c00d) [ 99.419720] ---[ end trace 63d27ecc870d0055 ]--- # Segmentation fault # [ 99.016873] lkdtm: Performing direct entry EXEC_DATA # [ 99.021861] lkdtm: attempting ok execution at c0c2ddb0 # [ 99.027212] lkdtm: attempting bad execution at c26f674c # [ 99.032487] 8<--- cut here --- # [ 99.035555] Unable to handle kernel paging request at virtual address c26f674c # [ 99.042786] pgd = 6606d1ef # [ 99.045509] [c26f674c] *pgd=1261141e(bad) # [ 99.049574] Internal error: Oops: 8000000d [#3] SMP ARM # [ 99.054822] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 99.084107] CPU: 2 PID: 1778 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 99.091874] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.098436] PC is at data_area+0x0/0x40 # [ 99.102314] LR is at execute_location+0xa4/0xb4 # [ 99.106868] pc : [] lr : [] psr: 600e0013 # [ 99.113157] sp : c44ffe38 ip : 00000027 fp : c44ffe54 # [ 99.118402] r10: 0000000a r9 : c1acb9e4 r8 : c15e7d40 # [ 99.123647] r7 : c44fff60 r6 : 00000001 r5 : c26f674c r4 : c0c2ddb0 # [ 99.130196] r3 : 6477ca87 r2 : 6477ca87 r1 : ef7ab5e4 r0 : 0000002b # [ 99.136748] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.143904] Control: 10c5387d Table: 15f9004a DAC: 00000051 # [ 99.149674] Process cat (pid: 1778, stack limit = 0x4bae3dda) # [ 99.155443] Stack: (0xc44ffe38 to 0xc4500000) # [ 99.159827] fe20: 0000001f c654b000 # [ 99.168036] fe40: 0000000a c44fff60 c44ffe64 c44ffe58 c1357f64 c1357d60 c44ffe74 c44ffe68 # [ 99.176242] fe60: c0c2d040 c1357f4c c44ffe9c c44ffe78 c0c2d540 c0c2d020 c0c2d420 c6311680 # [ 99.184448] fe80: b6df0000 0000000a c530acc0 c44fff60 c44ffec4 c44ffea0 c07f4c60 c0c2d42c # [ 99.192655] fea0: 00000000 c6311680 b6df0000 c2816000 c44fff60 c07f4bfc c44fff5c c44ffec8 # [ 99.200862] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c5cacb64 c05988bc c44fe000 # [ 99.209071] fee0: b6df0000 00020000 00000004 0000000a 0001fff6 c44ffee0 00000001 00000805 # [ 99.217276] ff00: c437a000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.225482] ff20: 00000000 00000000 c44fe000 6477ca87 b6def000 c6311680 c6311680 c44fe000 # [ 99.233689] ff40: b6df0000 00000000 00000000 00000004 c44fff94 c44fff60 c05988bc c0598228 # [ 99.241895] ff60: 00000000 00000000 c44fffac 6477ca87 0000000a 0000000a b6f37e00 00000004 # [ 99.250101] ff80: c03002e4 c44fe000 c44fffa4 c44fff98 c059894c c0598854 00000000 c44fffa8 # [ 99.258307] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6df0000 0000000a 00000000 # [ 99.266512] ffc0: 0000000a 0000000a b6f37e00 00000004 00000001 00000000 00020000 bec33a54 # [ 99.274719] ffe0: 00000004 bec33788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 # [ 99.282916] Backtrace: # [ 99.285427] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 99.293639] r7:c44fff60 r6:0000000a r5:c654b000 r4:0000001f # [ 99.299349] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.307483] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.315531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.323481] r9:c44fff60 r8:c530acc0 r7:0000000a r6:b6df0000 r5:c6311680 r4:c0c2d420 # [ 99.331265] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.339130] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6df0000 r5:c6311680 r4:00000000 # [ 99.346905] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.354072] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c44fe000 r5:c6311680 # [ 99.361920] r4:c6311680 # [ 99.364485] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.371652] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000a r4:0000000a #[ 99.851253] lkdtm: Performing direct entry EXEC_STACK [ 99.379432] [] (sys[ 99.859199] lkdtm: attempting ok execution at c0c2ddb0 _write) from [] (ret_fa[ 99.867087] lkdtm: attempting bad execution at c626de0c st_syscall+0x0/0x28) # [ 99.38[ 99.875150] 8<--- cut here --- 7023] Exception stack([0 x c 4949.881026] Unable to handle kernel paging request at virtual address c626de0c ffa8 to 0xc44ffff0)[ # 9[9 . 90599] pgd = a3e1fba5 99.392103] ffa0: [ 99.895481] [c626de0c] *pgd=1621141e(bad) 0000000a 0000000a 00000001 b[6 99.902372] Internal error: Oops: 8000000d [#4] SMP ARM df0000 0000000a 00000000 # [ 9[ 99.910372] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 9.400310] ffc0: 0000000a 0000000a 99.942099] CPU: 1 PID: 1854 Comm: cat Tainted: G D W 5.10.129-cip12 #1 b6f37e00 00000[0 0 4 9090.09050614] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 001 00000000 00[0 2 0 9090.09 6b1153] PC is at 0xc626de0c c33a54 # [ 99.408511] ffe0: 00[ 99.966329] LR is at execute_location+0xa4/0xb4 000004 bec33788 b6ea5[9 4 f 9b96973715] pc : [] lr : [] psr: 600e0013 e2bc66 # [ 99.4[1 3 5 9939]. 982244] sp : c626dde8 ip : c626dcf0 fp : c626de04 ode: 00000000 c2dda9[0 0 c929d.989644] r10: 0000000b r9 : c1acb9f0 r8 : c15e7d40 a9c0 c2ddaa80 (e1a0c0[0 d ) 99 997132] r7 : c626df60 r6 : 00000001 r5 : c626de0c r4 : c0c2ddb0 # [ 99.41972[ 0 ]1 0-0-.-0[0 5e20] r3 : 540aba16 r2 : 540aba16 r1 : ef7965e0 r0 : 0000002b nd trace 63d27ecc870d005[5 ]1-00.014370] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none - # EXEC_DATA: miss[i n g1 0'0c.023938] Control: 10c5387d Table: 1673c04a DAC: 00000051 ll trace:': [FAIL] not[ o k1 03.031950] Process cat (pid: 1854, stack limit = 0x7e08a48a) 0 selftests: lkdt[m : 1E0X0E.C0_0043] Stack: (0xc626dde8 to 0xc626e000) DATA.sh # exit=1 # selftest[s : 100.046501] dde0: c626c000 c6492000 0000000b c626df60 c626de64 c626de08 lkdtm: EXEC_STACK.sh [ 100.057288] de00: c1357fa0 c1357d60 c626de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 100.067380] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 [ 100.075589] de40: e3a02040 e3a01d33 e5930018 540aba16 0000000b 00000020 c626de74 c626de68 [ 100.083799] de60: c0c2d040 c1357f74 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c5f2c000 [ 100.092005] de80: b6dec000 0000000b c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c [ 100.100211] dea0: 00000000 c5f2c000 b6dec000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 [ 100.108420] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c418ec64 c05988bc c626c000 [ 100.116627] dee0: b6dec000 00020000 00000004 0000000b 0001fff5 c626dee0 00000001 00000805 [ 100.124834] df00: c4348640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.133041] df20: 00000000 00000000 c626c000 540aba16 b6deb000 c5f2c000 c5f2c000 c626c000 [ 100.141248] df40: b6dec000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 [ 100.149456] df60: 00000000 00000000 c626dfac 540aba16 0000000b 0000000b b6f33e00 00000004 [ 100.157663] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 [ 100.165869] dfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 [ 100.174075] dfc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 bea76a54 [ 100.182281] dfe0: 00000004 bea76788 b6ea194f b6e27c66 800e0030 00000001 00000000 00000000 [ 100.190474] Backtrace: [ 100.192985] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 100.201280] r7:c626df60 r6:0000000b r5:c6492000 r4:c626c000 [ 100.206988] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.215186] r4:00000020 [ 100.217761] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.225806] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.233754] r9:c626df60 r8:c530acc0 r7:0000000b r6:b6dec000 r5:c5f2c000 r4:c0c2d420 [ 100.241538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.249402] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6dec000 r5:c5f2c000 r4:00000000 [ 100.257178] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.264344] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c626c000 r5:c5f2c000 [ 100.272194] r4:c5f2c000 [ 100.274760] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.281927] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000b r4:0000000b [ 100.289712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.297306] Exception stack(0xc626dfa8 to 0xc626dff0) [ 100.302386] dfa0: 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 [ 100.310595] dfc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 bea76a54 [ 100.318802] dfe0: 00000004 bea76788 b6ea194f b6e27c66 [ 100.323886] Code: c626de08 c1357fa0 c1357d60 c626de6c (e1a0c00d) [ 100.330013] ---[ end trace 63d27ecc870d0056 ]--- # Segmentation fault # [ 99.851253] lkdtm: Performing direct entry EXEC_STACK # [ 99.859199] lkdtm: attempting ok execution at c0c2ddb0 # [ 99.867087] lkdtm: attempting bad execution at c626de0c # [ 99.875150] 8<--- cut here --- # [ 99.881026] Unable to handle kernel paging request at virtual address c626de0c # [ 99.890599] pgd = a3e1fba5 # [ 99.895481] [c626de0c] *pgd=1621141e(bad) # [ 99.902372] Internal error: Oops: 8000000d [#4] SMP ARM # [ 99.910372] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 99.942099] CPU: 1 PID: 1854 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 99.952614] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.961153] PC is at 0xc626de0c # [ 99.966329] LR is at execute_location+0xa4/0xb4 # [ 99.973715] pc : [] lr : [] psr: 600e0013 # [ 99.982244] sp : c626dde8 ip : c626dcf0 fp : c626de04 # [ 99.989644] r10: 0000000b r9 : c1acb9f0 r8 : c15e7d40 # [ 99.997132] r7 : c626df60 r6 : 00000001 r5 : c626de0c r4 : c0c2ddb0 # [ 100.005920] r3 : 540aba16 r2 : 540aba16 r1 : ef7965e0 r0 : 0000002b # [ 100.014370] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.023938] Control: 10c5387d Table: 1673c04a DAC: 00000051 # [ 100.031950] Process cat (pid: 1854, stack limit = 0x7e08a48a) # [ 100.040043] Stack: (0xc626dde8 to 0xc626e000) # [ 100.046501] dde0: c626c000 c6492000 0000000b c626df60 c626de64 c626de08 # [ 100.057288] de00: c1357fa0 c1357d60 c626de6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 100.067380] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 100.075589] de40: e3a02040 e3a01d33 e5930018 540aba16 0000000b 00000020 c626de74 c626de68 # [ 100.083799] de60: c0c2d040 c1357f74 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c5f2c000 # [ 100.092005] de80: b6dec000 0000000b c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c # [ 100.100211] dea0: 00000000 c5f2c000 b6dec000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 # [ 100.108420] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c418ec64 c05988bc c626c000 # [ 100.116627] dee0: b6dec000 00020000 00000004 0000000b 0001fff5 c626dee0 00000001 00000805 # [ 100.124834] df00: c4348640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.133041] df20: 00000000 00000000 c626c000 540aba16 b6deb000 c5f2c000 c5f2c000 c626c000 # [ 100.141248] df40: b6dec000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 # [ 100.149456] df60: 00000000 00000000 c626dfac 540aba16 0000000b 0000000b b6f33e00 00000004 # [ 100.157663] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 # [ 100.165869] dfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 # [ 100.174075] dfc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 bea76a54 # [ 100.182281] dfe0: 00000004 bea76788 b6ea194f b6e27c66 800e0030 00000001 00000000 00000000 # [ 100.190474] Backtrace: # [ 100.192985] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 100.201280] r7:c626df60 r6:0000000b r5:c6492000 r4:c626c000 # [ 100.206988] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.215186] r4:00000020 # [ 100.217761] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.225806] [] (direct_entry) from [] (full_pr[ 100.732760] lkdtm: Performing direct entry EXEC_KMALLOC oxy_write+0x64/0x94) # [ 100.23[ 100.738907] lkdtm: attempting ok execution at c0c2ddb0 3754] r9:c626df60 r8:c530acc0 r7[ 100.746979] lkdtm: attempting bad execution at c616aa40 :0000000b r6:b6dec000 r5:c5f2c000[ 100.755106] 8<--- cut here --- [ 100.760963] Unable to handle kernel paging request at virtual address c616aa40 [ 100.768193] pgd = b7d7c0a9 [ 100.770906] [c616aa40] *pgd=1601141e(bad) [ 100.774939] Internal error: Oops: 8000000d [#5] SMP ARM [ 100.780170] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 100.809201] CPU: 0 PID: 1933 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 100.816948] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.823485] PC is at 0xc616aa40 [ 100.826642] LR is at execute_location+0xa4/0xb4 [ 100.831177] pc : [] lr : [] psr: 600e0013 [ 100.837448] sp : c4043e30 ip : c4043d38 fp : c4043e4c [ 100.842676] r10: 0000000d r9 : c1acb9fc r8 : c15e7d40 [ 100.847906] r7 : c4043f60 r6 : 00000001 r5 : c616aa40 r4 : c0c2ddb0 [ 100.854437] r3 : 9383cf22 r2 : 9383cf22 r1 : ef7815e0 r0 : 0000002b [ 100.860970] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 100.868110] Control: 10c5387d Table: 161a404a DAC: 00000051 [ 100.873861] Process cat (pid: 1933, stack limit = 0x0536b0bd) [ 100.879614] Stack: (0xc4043e30 to 0xc4044000) [ 100.883980] 3e20: c616aa40 c45e4000 0000000d c4043f60 [ 100.892166] 3e40: c4043e64 c4043e50 c0c2de00 c1357d60 00000021 c45e4000 c4043e74 c4043e68 [ 100.900351] 3e60: c0c2d040 c0c2ddd4 c4043e9c c4043e78 c0c2d540 c0c2d020 c0c2d420 c437a3c0 [ 100.908534] 3e80: b6e87000 0000000d c530acc0 c4043f60 c4043ec4 c4043ea0 c07f4c60 c0c2d42c [ 100.916720] 3ea0: 00000000 c437a3c0 b6e87000 c2816000 c4043f60 c07f4bfc c4043f5c c4043ec8 [ 100.924904] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4042000 [ 100.933088] 3ee0: b6e87000 00020000 00000004 0000000d 0001fff3 c4043ee0 00000001 b6e86000 [ 100.941273] 3f00: c5f2ca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 100.949458] 3f20: 00000000 00000000 c136d548 9383cf22 c205c080 c437a3c0 c437a3c0 c4042000 [ 100.957642] 3f40: b6e87000 00000000 00000000 00000004 c4043f94 c4043f60 c05988bc c0598228 [ 100.965826] 3f60: 00000000 00000000 c4043fac 9383cf22 0000000d 0000000d b6fcee00 00000004 [ 100.974010] 3f80: c03002e4 c4042000 c4043fa4 c4043f98 c059894c c0598854 00000000 c4043fa8 [ 100.982194] 3fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e87000 0000000d 00000000 [ 100.990378] 3fc0: 0000000d 0000000d b6fcee00 00000004 00000001 00000000 00020000 be900a54 [ 100.998564] 3fe0: 00000004 be900788 b6f3c94f b6ec2c66 800e0030 00000001 00000000 00000000 [ 101.006743] Backtrace: [ 101.009217] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 101.017665] r7:c4043f60 r6:0000000d r5:c45e4000 r4:c616aa40 [ 101.023337] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.031693] r5:c45e4000 r4:00000021 [ 101.035280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.043297] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.051221] r9:c4043f60 r8:c530acc0 r7:0000000d r6:b6e87000 r5:c437a3c0 r4:c0c2d420 [ 101.058980] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.066819] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e87000 r5:c437a3c0 r4:00000000 [ 101.074571] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.081714] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c4042000 r5:c437a3c0 [ 101.089547] r4:c437a3c0 [ 101.092090] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.099233] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:0000000d r4:0000000d [ 101.106987] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.114560] Exception stack(0xc4043fa8 to 0xc4043ff0) [ 101.119621] 3fa0: 0000000d 0000000d 00000001 b6e87000 0000000d 00000000 [ 101.127805] 3fc0: 0000000d 0000000d b6fcee00 00000004 00000001 00000000 00020000 be900a54 [ 101.135987] 3fe0: 00000004 be900788 b6f3c94f b6ec2c66 [ 101.141048] Code: eff61fa0 eff5e7e0 eff66380 eff5e7c0 (e1a0c00d) [ 101.147151] ---[ end trace 63d27ecc870d0057 ]--- r4:c0c2d420 # [ 100.241538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.249402] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6dec000 r5:c5f2c000 r4:00000000 # [ 100.257178] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.264344] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c626c000 r5:c5f2c000 # [ 100.272194] r4:c5f2c000 # [ 100.274760] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.281927] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000b r4:0000000b # [ 100.289712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.297306] Exception stack(0xc626dfa8 to 0xc626dff0) # [ 100.302386] dfa0: 0000000b 0000000b 00000001 b6dec000 0000000b 00000000 # [ 100.310595] dfc0: 0000000b 0000000b b6f33e00 00000004 00000001 00000000 00020000 bea76a54 # [ 100.318802] dfe0: 00000004 bea76788 b6ea194f b6e27c66 # [ 100.323886] Code: c626de08 c1357fa0 c1357d60 c626de6c (e1a0c00d) # [ 100.330013] ---[ end trace 63d27ecc870d0056 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh # Segmentation fault # [ 100.732760] lkdtm: Performing direct entry EXEC_KMALLOC # [ 100.738907] lkdtm: attempting ok execution at c0c2ddb0 # [ 100.746979] lkdtm: attempting bad execution at c616aa40 # [ 100.755106] 8<--- cut here --- # [ 100.760963] Unable to handle kernel paging request at virtual address c616aa40 # [ 100.768193] pgd = b7d7c0a9 # [ 100.770906] [c616aa40] *pgd=1601141e(bad) # [ 100.774939] Internal error: Oops: 8000000d [#5] SMP ARM # [ 100.780170] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 100.809201] CPU: 0 PID: 1933 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 100.816948] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.823485] PC is at 0xc616aa40 # [ 100.826642] LR is at execute_location+0xa4/0xb4 # [ 100.831177] pc : [] lr : [] psr: 600e0013 # [ 100.837448] sp : c4043e30 ip : c4043d38 fp : c4043e4c # [ 100.842676] r10: 0000000d r9 : c1acb9fc r8 : c15e7d40 # [ 100.847906] r7 : c4043f60 r6 : 00000001 r5 : c616aa40 r4 : c0c2ddb0 # [ 100.854437] r3 : 9383cf22 r2 : 9383cf22 r1 : ef7815e0 r0 : 0000002b # [ 100.860970] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.868110] Control: 10c5387d Table: 161a404a DAC: 00000051 # [ 100.873861] Process cat (pid: 1933, stack limit = 0x0536b0bd) # [ 100.879614] Stack: (0xc4043e30 to 0xc4044000) # [ 100.883980] 3e20: c616aa40 c45e4000 0000000d c4043f60 # [ 100.892166] 3e40: c4043e64 c4043e50 c0c2de00 c1357d60 00000021 c45e4000 c4043e74 c4043e68 # [ 100.900351] 3e60: c0c2d040 c0c2ddd4 c4043e9c c4043e78 c0c2d540 c0c2d020 c0c2d420 c437a3c0 # [ 100.908534] 3e80: b6e87000 0000000d c530acc0 c4043f60 c4043ec4 c4043ea0 c07f4c60 c0c2d42c # [ 100.916720] 3ea0: 00000000 c437a3c0 b6e87000 c2816000 c4043f60 c07f4bfc c4043f5c c4043ec8 # [ 100.924904] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4042000 # [ 100.933088] 3ee0: b6e87000 00020000 00000004 0000000d 0001fff3 c4043ee0 00000001 b6e86000 # [ 100.941273] 3f00: c5f2ca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.949458] 3f20: 00000000 00000000 c136d548 9383cf22 c205c080 c437a3c0 c437a3c0 c4042000 # [ 100.957642] 3f40: b6e87000 00000000 00000000 00000004 c4043f94 c4043f60 c05988bc c0598228 # [ 100.965826] 3f60: 00000000 00000000 c4043fac 9383cf22 0000000d 0000000d b6fcee00 00000004 # [ 100.974010] 3f80: c03002e4 c4042000 c4043fa4 c4043f98 c059894c c0598854 00000000 c4043fa8 # [ 100.982194] 3fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e87000 0000000d 00000000 # [ 100.990378] 3fc0: 0000000d 0000000d b6fcee00 00000004 00000001 00000000 00020000 be900a54 # [ 100.998564] 3fe0: 00000004 be900788 b6f3c94f b6ec2c66 800e0030 00000001 00000000 00000000 # [ 101.006743] Backtrace: # [ 101.009217] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 101.017665] r7:c4043f60 r6:0000000d r5:c45e4000 r4:c616aa40 # [ 101.023337] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.031693] r5:c45e4000 r4:00000021 # [ 101.035280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.043297] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.051221] r9:c4043f60 r8:c530acc0 r7:0000000d r6:b6e87000 r5:c437a3c0 r4:c0c2d420[ 101.615715] lkdtm: Performing direct entry EXEC_VMALLOC # [ 101.058980] [] (f[ 101.623315] lkdtm: attempting ok execution at c0c2ddb0 ull_proxy_write) from [[ 101.631495] lkdtm: attempting bad execution at f096c000 ] (vfs_write+0x10c/0x524) # [ 1[ 101.639461] 8<--- cut here --- 01.066819] r9:c07f4bfc r8:c4043f[ 101.645431] Unable to handle kernel paging request at virtual address f096c000 60 r7:c2816000 r6:b6e87000 r5:c43[ 101.655450] pgd = b2967807 7a3c0 r4:00000000 # [ 101.07457[ 101.660976] [f096c000] *pgd=12949811, *pte=490c465f, *ppte=490c445f 1] [] (vfs_write) from [ 101.670167] Internal error: Oops: 8000000f [#6] SMP ARM [] (ksys_write+0x74/0xe[ 101.678197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 c) # [ 101.08171[4 ]1 0 1r.1709902] CPU: 2 PID: 2010 Comm: cat Tainted: G D W 5.10.129-cip12 #1 :00000004[ r 91:0010.07010907020] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r8:00000000 r7:b6[e 8 7100010. 727990] PC is at 0xf096c000 6:c4042000 r5:c437a3c0 # [[ 101.733306] LR is at execute_location+0xa4/0xb4 01.08954[7 ] 1 0r1.47:4c0433471a pc : [] lr : [] psr: 600e0013 3c0 # [ [ 1 0110.10.9724089205]] sp : c626de30 ip : c626dd38 fp : c626de4c [.]7 5(5k2s1y4s] r10: 0000000d r9 : c1acba0c r8 : c15e7d40 write) fro[m [1<0c10.7569280984] r7 : c626df60 r6 : 00000001 r5 : f096c000 r4 : c0c2ddb0 c>] (sy[s _ w1r0i1t.e7+700x31488/ r3 : df79cb14 r2 : df79cb14 r1 : ef7ab5e0 r0 : 0000002b 0x1c) # [ 1[0 1 .100919.273738]26] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r9:c404[2 0 0100 1r.878:7c50637] Control: 10c5387d Table: 1678004a DAC: 00000051 02e4 r7:00000004 [r 6 :1b061f.c7e5052] Process cat (pid: 2010, stack limit = 0x7e08a48a) e00 r5:000[0 0 0100d1 .r840:208076] Stack: (0xc626de30 to 0xc626e000) 0000d # [ 1[0 1 .110016.988079]57] de20: f096c000 c654b000 0000000d c626df60 [] ([s y s1_0w1r.8i1t9143] de40: c626de64 c626de50 c0c2de34 c1357d60 00000022 c654b000 c626de74 c626de68 ) from [0]1 .(8r2e9314] de60: c0c2d040 c0c2de18 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c65d8c80 _fast_syscall+[0 x 01/001x.2883)9487] de80: b6e85000 0000000d c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c # [ 101.11456[0 ] 1E0x1c.e8p4t659] dea0: 00000000 c65d8c80 b6e85000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 ion stack(0xc40[4 3 f1a081 .t8o5 829] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c626c000 0xc4043ff0) # [[ 110011..18170001] dee0: b6e85000 00020000 00000004 0000000d 0001fff3 c626dee0 00000001 b6e84000 621] 3fa0: [ 1 0 1 . 8 8 0 2 6] df00: c5f2d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000d[ 0 0100010.0809d257] df20: 00000000 00000000 c136d548 df79cb14 c205c080 c65d8c80 c65d8c80 c626c000 00000001 b6e870[0 0 100010.09000429] df40: b6e85000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 0d 00000000 # [[ 110011..9112686] df60: 00000000 00000000 c626dfac df79cb14 0000000d 0000000d b6fcce00 00000004 7805] 3fc0: 00[0 0 010001d. 90200857] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 0000d b6fcee00[ 0 0100010.090341028] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e85000 0000000d 00000000 00000001 000000[0 0 100010.29040199] dfc0: 0000000d 0000000d b6fcce00 00000004 00000001 00000000 00020000 bec5ba54 00 be900a54 # [[ 110011..9153370] dfe0: 00000004 bec5b788 b6f3a94f b6ec0c66 800e0030 00000001 00000000 00000000 5987] 3fe0: 00[0 0 0100014. 9b6e1535] Backtrace: 00788 b6f3c94f b6ec2c66 # [ 101[ 101.965996] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) .141048] Code: ef[f 6 11f0a10. 9e7285] r7:c626df60 r6:0000000d r5:c654b000 r4:f096c000 ff5e7e0 eff66380 eff5e[7 c 01 0(1.985028] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 1a0c00d) [ #1 0[1 . 9190517.11] r5:c654b000 r4:00000022 47151] ---[ end trace[ 6 31d0227001029] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ecc870d0057 ]--- # EXE[C _ K1M0A.011289] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) LLOC: missing 'c[a l l1 0t2r.a0c21543] r9:c626df60 r8:c530acc0 r7:0000000d r6:b6e85000 r5:c65d8c80 r4:c0c2d420 :': [FAIL] not ok 32[ s e1l0f2t031372] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) ests: lkdtm: EXE[C _ K1M0A2L.L04O454] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e85000 r5:c65d8c80 r4:00000000 C.sh # exit=1 # s[e l f1t0e2s.t051193] [] (vfs_write) from [] (ksys_write+0x74/0xec) : lkdtm: EXEC[_ V M1A0L2L.O0C6.0s94] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c626c000 r5:c65d8c80 h [ 102.070229] r4:c65d8c80 [ 102.073028] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.080172] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:0000000d r4:0000000d [ 102.087928] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.095502] Exception stack(0xc626dfa8 to 0xc626dff0) [ 102.100561] dfa0: 0000000d 0000000d 00000001 b6e85000 0000000d 00000000 [ 102.108746] dfc0: 0000000d 0000000d b6fcce00 00000004 00000001 00000000 00020000 bec5ba54 [ 102.116928] dfe0: 00000004 bec5b788 b6f3a94f b6ec0c66 [ 102.121993] Code: bad PC value [ 102.125144] ---[ end trace 63d27ecc870d0058 ]--- # Segmentation fault # [ 101.615715] lkdtm: Performing direct entry EXEC_VMALLOC # [ 101.623315] lkdtm: attempting ok execution at c0c2ddb0 # [ 101.631495] lkdtm: attempting bad execution at f096c000 # [ 101.639461] 8<--- cut here --- # [ 101.645431] Unable to handle kernel paging request at virtual address f096c000 # [ 101.655450] pgd = b2967807 # [ 101.660976] [f096c000] *pgd=12949811, *pte=490c465f, *ppte=490c445f # [ 101.670167] Internal error: Oops: 8000000f [#6] SMP ARM # [ 101.678197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 101.709902] CPU: 2 PID: 2010 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 101.719721] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.727990] PC is at 0xf096c000 # [ 101.733306] LR is at execute_location+0xa4/0xb4 # [ 101.740341] pc : [] lr : [] psr: 600e0013 # [ 101.748256] sp : c626de30 ip : c626dd38 fp : c626de4c # [ 101.755214] r10: 0000000d r9 : c1acba0c r8 : c15e7d40 # [ 101.762087] r7 : c626df60 r6 : 00000001 r5 : f096c000 r4 : c0c2ddb0 # [ 101.770348] r3 : df79cb14 r2 : df79cb14 r1 : ef7ab5e0 r0 : 0000002b # [ 101.778526] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.787567] Control: 10c5387d Table: 1678004a DAC: 00000051 # [ 101.795052] Process cat (pid: 2010, stack limit = 0x7e08a48a) # [ 101.802876] Stack: (0xc626de30 to 0xc626e000) # [ 101.809057] de20: f096c000 c654b000 0000000d c626df60 # [ 101.819143] de40: c626de64 c626de50 c0c2de34 c1357d60 00000022 c654b000 c626de74 c626de68 # [ 101.829314] de60: c0c2d040 c0c2de18 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c65d8c80 # [ 101.839487] de80: b6e85000 0000000d c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c # [ 101.849659] dea0: 00000000 c65d8c80 b6e85000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 # [ 101.859829] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c626c000 # [ 101.870001] dee0: b6e85000 00020000 00000004 0000000d 0001fff3 c626dee0 00000001 b6e84000 # [ 101.880256] df00: c5f2d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.890257] df20: 00000000 00000000 c136d548 df79cb14 c205c080 c65d8c80 c65d8c80 c626c000 # [ 101.900429] df40: b6e85000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 # [ 101.910686] df60: 00000000 00000000 c626dfac df79cb14 0000000d 0000000d b6fcce00 00000004 # [ 101.920857] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 # [ 101.931028] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e85000 0000000d 00000000 # [ 101.941199] dfc0: 0000000d 0000000d b6fcce00 00000004 00000001 00000000 00020000 bec5ba54 # [ 101.951370] dfe0: 00000004 bec5b788 b6f3a94f b6ec0c66 800e0030 00000001 00000000 00000000 # [ 101.961535] Backtrace: # [ 101.965996] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 101.977285] r7:c626df60 r6:0000000d r5:c654b000 r4:f096c000 # [ 101.985028] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.995712] r5:c654b000 r4:00000022 # [ 102.001029] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.011289] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.021543] r9:c626df60 r8:c530acc0 r7:0000000d r6:b6e85000 r5:c65d8c80 r4:c0c2d420 # [ [ 102.554608] lkdtm: Performing direct entry EXEC_RODATA 102.031372] [] (full_p[ 102.561573] lkdtm: attempting ok execution at c0c2ddb0 roxy_write) from [] (vf[ 102.569720] lkdtm: attempting bad execution at c15e7fdc s_write+0x10c/0x524) # [ 102.04[ 102.577822] 8<--- cut here --- [ 102.583676] Unable to handle kernel paging request at virtual address c15e7fdc [ 102.590917] pgd = caa38ef3 [ 102.593646] [c15e7fdc] *pgd=1141941e(bad) [ 102.597714] Internal error: Oops: 8000000d [#7] SMP ARM [ 102.602963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 102.632246] CPU: 0 PID: 2087 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 102.640011] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.646579] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 102.651674] LR is at execute_location+0xa4/0xb4 [ 102.656228] pc : [] lr : [] psr: 600e0013 [ 102.662515] sp : c6509e38 ip : c6509d40 fp : c6509e54 [ 102.667761] r10: 0000000c r9 : c1acba1c r8 : c15e7d40 [ 102.673006] r7 : c6509f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2ddb0 [ 102.679555] r3 : bbd089cb r2 : bbd089cb r1 : ef7815e0 r0 : 0000002b [ 102.686106] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.693264] Control: 10c5387d Table: 162ac04a DAC: 00000051 [ 102.699035] Process cat (pid: 2087, stack limit = 0xaf701bde) [ 102.704803] Stack: (0xc6509e38 to 0xc650a000) [ 102.709189] 9e20: 00000023 c45e5000 [ 102.717399] 9e40: 0000000c c6509f60 c6509e64 c6509e58 c1357fe0 c1357d60 c6509e74 c6509e68 [ 102.725606] 9e60: c0c2d040 c1357fc8 c6509e9c c6509e78 c0c2d540 c0c2d020 c0c2d420 c2f632c0 [ 102.733813] 9e80: b6ea2000 0000000c c530acc0 c6509f60 c6509ec4 c6509ea0 c07f4c60 c0c2d42c [ 102.742020] 9ea0: 00000000 c2f632c0 b6ea2000 c2816000 c6509f60 c07f4bfc c6509f5c c6509ec8 [ 102.750228] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6508000 [ 102.758438] 9ee0: b6ea2000 00020000 00000004 0000000c 0001fff4 c6509ee0 00000001 b6ea1000 [ 102.766643] 9f00: c5f69a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.774850] 9f20: 00000000 00000000 c136d548 bbd089cb c205c080 c2f632c0 c2f632c0 c6508000 [ 102.783057] 9f40: b6ea2000 00000000 00000000 00000004 c6509f94 c6509f60 c05988bc c0598228 [ 102.791263] 9f60: 00000000 00000000 c6509fac bbd089cb 0000000c 0000000c b6fe9e00 00000004 [ 102.799470] 9f80: c03002e4 c6508000 c6509fa4 c6509f98 c059894c c0598854 00000000 c6509fa8 [ 102.807676] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6ea2000 0000000c 00000000 [ 102.815883] 9fc0: 0000000c 0000000c b6fe9e00 00000004 00000001 00000000 00020000 bee6ba54 [ 102.824090] 9fe0: 00000004 bee6b788 b6f5794f b6eddc66 800e0030 00000001 00000000 00000000 [ 102.832284] Backtrace: [ 102.834788] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 102.843170] r7:c6509f60 r6:0000000c r5:c45e5000 r4:00000023 [ 102.848878] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.857183] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.865227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.873176] r9:c6509f60 r8:c530acc0 r7:0000000c r6:b6ea2000 r5:c2f632c0 r4:c0c2d420 [ 102.880959] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.888819] r9:c07f4bfc r8:c6509f60 r7:c2816000 r6:b6ea2000 r5:c2f632c0 r4:00000000 [ 102.896595] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.903763] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c6508000 r5:c2f632c0 [ 102.911612] r4:c2f632c0 [ 102.914178] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.921343] r9:c6508000 r8:c03002e4 r7:00000004 r6:b6fe9e00 r5:0000000c r4:0000000c [ 102.929120] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.936709] Exception stack(0xc6509fa8 to 0xc6509ff0) [ 102.941788] 9fa0: 0000000c 0000000c 00000001 b6ea2000 0000000c 00000000 [ 102.949995] 9fc0: 0000000c 0000000c b6fe9e00 00000004 00000001 00000000 00020000 bee6ba54 [ 102.958197] 9fe0: 00000004 bee6b788 b6f5794f b6eddc66 [ 102.963280] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 102.969405] ---[ end trace 63d27ecc870d0059 ]--- 1454] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e85000 r5:c65d8c80 r4:00000000 # [ 102.051193] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.060494] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c626c000 r5:c65d8c80 # [ 102.070229] r4:c65d8c80 # [ 102.073028] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.080172] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:0000000d r4:0000000d # [ 102.087928] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.095502] Exception stack(0xc626dfa8 to 0xc626dff0) # [ 102.100561] dfa0: 0000000d 0000000d 00000001 b6e85000 0000000d 00000000 # [ 102.108746] dfc0: 0000000d 0000000d b6fcce00 00000004 00000001 00000000 00020000 bec5ba54 # [ 102.116928] dfe0: 00000004 bec5b788 b6f3a94f b6ec0c66 # [ 102.121993] Code: bad PC value # [ 102.125144] ---[ end trace 63d27ecc870d0058 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh # Segmentation fault # [ 102.554608] lkdtm: Performing direct entry EXEC_RODATA # [ 102.561573] lkdtm: attempting ok execution at c0c2ddb0 # [ 102.569720] lkdtm: attempting bad execution at c15e7fdc # [ 102.577822] 8<--- cut here --- # [ 102.583676] Unable to handle kernel paging request at virtual address c15e7fdc # [ 102.590917] pgd = caa38ef3 # [ 102.593646] [c15e7fdc] *pgd=1141941e(bad) # [ 102.597714] Internal error: Oops: 8000000d [#7] SMP ARM # [ 102.602963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 102.632246] CPU: 0 PID: 2087 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 102.640011] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.646579] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 102.651674] LR is at execute_location+0xa4/0xb4 # [ 102.656228] pc : [] lr : [] psr: 600e0013 # [ 102.662515] sp : c6509e38 ip : c6509d40 fp : c6509e54 # [ 102.667761] r10: 0000000c r9 : c1acba1c r8 : c15e7d40 # [ 102.673006] r7 : c6509f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2ddb0 # [ 102.679555] r3 : bbd089cb r2 : bbd089cb r1 : ef7815e0 r0 : 0000002b # [ 102.686106] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.693264] Control: 10c5387d Table: 162ac04a DAC: 00000051 # [ 102.699035] Process cat (pid: 2087, stack limit = 0xaf701bde) # [ 102.704803] Stack: (0xc6509e38 to 0xc650a000) # [ 102.709189] 9e20: 00000023 c45e5000 # [ 102.717399] 9e40: 0000000c c6509f60 c6509e64 c6509e58 c1357fe0 c1357d60 c6509e74 c6509e68 # [ 102.725606] 9e60: c0c2d040 c1357fc8 c6509e9c c6509e78 c0c2d540 c0c2d020 c0c2d420 c2f632c0 # [ 102.733813] 9e80: b6ea2000 0000000c c530acc0 c6509f60 c6509ec4 c6509ea0 c07f4c60 c0c2d42c # [ 102.742020] 9ea0: 00000000 c2f632c0 b6ea2000 c2816000 c6509f60 c07f4bfc c6509f5c c6509ec8 # [ 102.750228] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6508000 # [ 102.758438] 9ee0: b6ea2000 00020000 00000004 0000000c 0001fff4 c6509ee0 00000001 b6ea1000 # [ 102.766643] 9f00: c5f69a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.774850] 9f20: 00000000 00000000 c136d548 bbd089cb c205c080 c2f632c0 c2f632c0 c6508000 # [ 102.783057] 9f40: b6ea2000 00000000 00000000 00000004 c6509f94 c6509f60 c05988bc c0598228 # [ 102.791263] 9f60: 00000000 00000000 c6509fac bbd089cb 0000000c 0000000c b6fe9e00 00000004 # [ 102.799470] 9f80: c03002e4 c6508000 c6509fa4 c6509f98 c059894c c0598854 00000000 c6509fa8 # [ 102.807676] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6ea2000 0000000c 00000000 # [ 102.815883] 9fc0: 0000000c 0000000c b6fe9e00 00000004 00000001 00000000 00020000 bee6ba54 # [ 102.824090] 9fe0: 00000004 bee6b788 b6f5794f b6eddc66 800e0030 00000001 00000000 00000000 # [ 102.832284] Backtrace: # [ 102.834788] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 102.843170] r7:c6509f60 r6:0000000c r5:c45e5000 r4:00000023 # [ 102.848878] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.857183] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.865227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.873176] r9:c6509f60 r8:c530acc0 r7:0000000c r6:b6ea2000 r5:c2f632c0 r4:c0c2d420 # [ 102.880959] [] (full_proxy_write) from [] (vfs_write+0x10[ 103.398413] lkdtm: Performing direct entry EXEC_USERSPACE c/0x524) # [ 102.888819] r9:c0[ 103.404513] lkdtm: attempting ok execution at c0c2ddb0 7f4bfc r8:c6509f60 r7:c2816000 r6[ 103.413050] lkdtm: attempting bad execution at b6f3d000 :b6ea2000 r5:c2f632c0 r4:00000000[ 103.420720] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f3d000 # [ 102.896595] [] ([ 103.430621] Internal error: : b [#8] SMP ARM vfs_write) from [] (ksy[ 103.437742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 s_write+0x74/0xec) # [ 102.9037[ 103.469462] CPU: 3 PID: 2163 Comm: cat Tainted: G D W 5.10.129-cip12 #1 63] r10:00000004 r[9 : 0100030.080061] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000 r8:00000000 r7:b6ea2000 r[6 :103.488772] PC is at 0xb6f3d000 c6508000 r5:c2f632c0 # [ 102.91[ 103.494538] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 1612] r4:c2f632c0[ # 1[0 3 .102264] pc : [] lr : [] psr: 600e0013 02.914178] [3]. 5(0705] sp : c650fe48 ip : c650fd50 fp : c650fe64 ksys_write) from[ [ <1c0035.9518018] r10: 0000000f r9 : c1acba28 r8 : c15e7d40 94c>] (sys_write+0x[1 8 /100x31.c25248] r7 : c650ff60 r6 : 0000000f r5 : c6328000 r4 : b6f3d000 ) # [ 102.921343] [ r 91:0c36.533950] r3 : 84b855e1 r2 : 84b855e1 r1 : ef7c05e0 r0 : 0000002b 08000 r8:c03002e4 r7:0000[0 0 0143.542742] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r6:b6fe9e00 r5:00[0 0 010003c. 552308] Control: 10c5387d Table: 161a004a DAC: 00000051 4:0000000c # [ 102.929[1 2 01]03.560233] Process cat (pid: 2163, stack limit = 0xa98518d1) [] (sys_[w r i1t03e.)5 8411] Stack: (0xc650fe48 to 0xc6510000) from [] (ret_fast_sys[c 103.574869] fe40: 00000001 00000000 0000000f 00000024 c650fe74 c650fe68 all+0x0/0x28) # [ 102.936709][ 103.585741] fe60: c0c2d040 c0c2de4c c650fe9c c650fe78 c0c2d540 c0c2d020 c0c2d420 c437b900 Exception stack(0xc6509fa8 to 0x[ 103.596613] fe80: b6df7000 0000000f c530acc0 c650ff60 c650fec4 c650fea0 c07f4c60 c0c2d42c 6509ff0) # [ 102.941788] 9fa[0 103.607572] fea0: 00000000 c437b900 b6df7000 c2816000 c650ff60 c07f4bfc c650ff5c c650fec8 0000000c 00[0 103.618445] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c41e4324 c05988bc c650e000 000c 00000001 b6ea2000 0000000[c 103.629319] fee0: b6df7000 00020000 00000004 0000000f 0001fff1 c650fee0 00000001 00000805 00000000 # [ 102.949995] 9f[c 0103.640191] ff00: c4251a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : 0000000c 0000000c b6fe9e00 [0 0103.650976] ff20: 00000000 00000000 c650e000 84b855e1 b6df6000 c437b900 c437b900 c650e000 000004 00000001 00000000 00020[0 103.661763] ff40: b6df7000 00000000 00000000 00000004 c650ff94 c650ff60 c05988bc c0598228 0 bee6ba54 # [ 102.958197] 9[f 103.672636] ff60: 00000000 00000000 c650ffac 84b855e1 0000000f 0000000f b6f3ee00 00000004 0: 00000004 bee6b788 b6f5794f b6[ 103.683510] ff80: c03002e4 c650e000 c650ffa4 c650ff98 c059894c c0598854 00000000 c650ffa8 ddc66 # [ 102.963280] Code[: 103.694467] ffa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6df7000 0000000f 00000000 f727563 6e756f63 00000074 aa55[a 103.705254] ffc0: 0000000f 0000000f b6f3ee00 00000004 00000001 00000000 00020000 be90ca54 55 (e1a0c00d) # [ 102.9694[0 5103.716127] ffe0: 00000004 be90c788 b6eac94f b6e32c66 800e0030 00000001 00000000 00000000 ] ---[ end trace 63d27ecc870d[0 0103.726900] Backtrace: 59 ]--- # EXEC_RODATA: missing '[ 103.731987] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) call trace:': [FAIL][ n1o0t3 .743356] r4:00000024 k 34 selftests: lkdtm: EXEC_RODAT[ 103.748169] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) A.sh # exit=1 # selftests: lkdtm[ 103.759045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) : EXEC_USERSPACE.sh [ 103.769820] r9:c650ff60 r8:c530acc0 r7:0000000f r6:b6df7000 r5:c437b900 r4:c0c2d420 [ 103.779398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.787260] r9:c07f4bfc r8:c650ff60 r7:c2816000 r6:b6df7000 r5:c437b900 r4:00000000 [ 103.795037] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.802203] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c650e000 r5:c437b900 [ 103.810053] r4:c437b900 [ 103.812619] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.819785] r9:c650e000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000000f r4:0000000f [ 103.827563] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.835152] Exception stack(0xc650ffa8 to 0xc650fff0) [ 103.840232] ffa0: 0000000f 0000000f 00000001 b6df7000 0000000f 00000000 [ 103.848442] ffc0: 0000000f 0000000f b6f3ee00 00000004 00000001 00000000 00020000 be90ca54 [ 103.856642] ffe0: 00000004 be90c788 b6eac94f b6e32c66 [ 103.861729] Code: bad PC value [ 103.864822] ---[ end trace 63d27ecc870d005a ]--- # Segmentation fault # [ 103.398413] lkdtm: Performing direct entry EXEC_USERSPACE # [ 103.404513] lkdtm: attempting ok execution at c0c2ddb0 # [ 103.413050] lkdtm: attempting bad execution at b6f3d000 # [ 103.420720] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f3d000 # [ 103.430621] Internal error: : b [#8] SMP ARM # [ 103.437742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 103.469462] CPU: 3 PID: 2163 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 103.480061] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.488772] PC is at 0xb6f3d000 # [ 103.494538] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 103.502264] pc : [] lr : [] psr: 600e0013 # [ 103.510705] sp : c650fe48 ip : c650fd50 fp : c650fe64 # [ 103.518018] r10: 0000000f r9 : c1acba28 r8 : c15e7d40 # [ 103.525248] r7 : c650ff60 r6 : 0000000f r5 : c6328000 r4 : b6f3d000 # [ 103.533950] r3 : 84b855e1 r2 : 84b855e1 r1 : ef7c05e0 r0 : 0000002b # [ 103.542742] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.552308] Control: 10c5387d Table: 161a004a DAC: 00000051 # [ 103.560233] Process cat (pid: 2163, stack limit = 0xa98518d1) # [ 103.568411] Stack: (0xc650fe48 to 0xc6510000) # [ 103.574869] fe40: 00000001 00000000 0000000f 00000024 c650fe74 c650fe68 # [ 103.585741] fe60: c0c2d040 c0c2de4c c650fe9c c650fe78 c0c2d540 c0c2d020 c0c2d420 c437b900 # [ 103.596613] fe80: b6df7000 0000000f c530acc0 c650ff60 c650fec4 c650fea0 c07f4c60 c0c2d42c # [ 103.607572] fea0: 00000000 c437b900 b6df7000 c2816000 c650ff60 c07f4bfc c650ff5c c650fec8 # [ 103.618445] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c41e4324 c05988bc c650e000 # [ 103.629319] fee0: b6df7000 00020000 00000004 0000000f 0001fff1 c650fee0 00000001 00000805 # [ 103.640191] ff00: c4251a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.650976] ff20: 00000000 00000000 c650e000 84b855e1 b6df6000 c437b900 c437b900 c650e000 # [ 103.661763] ff40: b6df7000 00000000 00000000 00000004 c650ff94 c650ff60 c05988bc c0598228 # [ 103.672636] ff60: 00000000 00000000 c650ffac 84b855e1 0000000f 0000000f b6f3ee00 00000004 # [ 103.683510] ff80: c03002e4 c650e000 c650ffa4 c650ff98 c059894c c0598854 00000000 c650ffa8 # [ 103.694467] ffa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6df7000 0000000f 00000000 # [ 103.705254] ffc0: 0000000f 0000000f b6f3ee00 00000004 00000001 00000000 00020000 be90ca54 # [ 103.716127] ffe0: 00000004 be90c788 b6eac94f b6e32c66 800e0030 00000001 00000000 00000000 # [ 103.726900] Backtrace: # [ 103.731987] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.743356] r4:00000024 # [ 103.748169] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.759045] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.769820] r9:c650ff60 r8:c530acc0 r7:0000000f r6:b6df7000 r5:c437b900 r4:c0c2d420 # [ 103.779398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.787260] r9:c07f4bfc r8:c650ff60 r7:c2816000 r6:b6df7000 r5:c437b900 r4:00000000 # [ 103.795037] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.802203] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c650e000 r5:c437b900 # [ 103.810053] r4:c437b900 # [ 103.812619] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.819785] r9:c650e000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000000f r4:0000000f # [ 103.827563] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.835152] Exception stack(0xc650ffa8 to 0xc650fff0) # [ 103.840232] ffa0: 0000000f 0000000f 00000001 b6df7000 0000000f 00000000 # [ 103.848442] ff[ 104.318060] lkdtm: Performing direct entry EXEC_NULL c0: 0000000f 0000000f b6f3ee00 00[ 104.325260] lkdtm: attempting ok execution at c0c2ddb0 000004 00000001 00000000 00020000[ 104.333046] lkdtm: attempting bad execution at 00000000 be90ca54 # [ 103.856642] ffe0:[ 104.341207] 8<--- cut here --- 00000004 be90c788 b6eac94f b6e32[ 104.347230] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c66 # [ 103.861729] Code: bad P[ 104.359263] pgd = 8d89fbb9 C value # [ 103.864822] ---[ en[ 104.363764] [00000000] *pgd=00000000 d trace 63d27ecc870d005a ]--- # [ 104.370226] Internal error: Oops: 80000005 [#9] SMP ARM [ 104.378271] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 104.407302] CPU: 0 PID: 2234 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 104.415049] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.421586] PC is at 0x0 [ 104.424135] LR is at execute_location+0xa4/0xb4 [ 104.428672] pc : [<00000000>] lr : [] psr: 600e0013 [ 104.434943] sp : c6509e38 ip : c6509d40 fp : c6509e54 [ 104.440171] r10: 0000000a r9 : c1acba38 r8 : c15e7d40 [ 104.445401] r7 : c6509f60 r6 : 00000000 r5 : 00000000 r4 : c0c2ddb0 [ 104.451932] r3 : 453ed2b8 r2 : 453ed2b8 r1 : ef7815e0 r0 : 0000002b [ 104.458466] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 104.465605] Control: 10c5387d Table: 1628804a DAC: 00000051 [ 104.471356] Process cat (pid: 2234, stack limit = 0xaf701bde) [ 104.477109] Stack: (0xc6509e38 to 0xc650a000) [ 104.481474] 9e20: 00000025 c654b000 [ 104.489658] 9e40: 0000000a c6509f60 c6509e64 c6509e58 c1358004 c1357d60 c6509e74 c6509e68 [ 104.497845] 9e60: c0c2d040 c1357ff0 c6509e9c c6509e78 c0c2d540 c0c2d020 c0c2d420 c42bef00 [ 104.506031] 9e80: b6eb2000 0000000a c530acc0 c6509f60 c6509ec4 c6509ea0 c07f4c60 c0c2d42c [ 104.514219] 9ea0: 00000000 c42bef00 b6eb2000 c2816000 c6509f60 c07f4bfc c6509f5c c6509ec8 [ 104.522403] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6508000 [ 104.530588] 9ee0: b6eb2000 00020000 00000004 0000000a 0001fff6 c6509ee0 00000001 b6eb1000 [ 104.538772] 9f00: c5f2d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.546956] 9f20: 00000000 00000000 c136d548 453ed2b8 c205c080 c42bef00 c42bef00 c6508000 [ 104.555141] 9f40: b6eb2000 00000000 00000000 00000004 c6509f94 c6509f60 c05988bc c0598228 [ 104.563326] 9f60: 00000000 00000000 c6509fac 453ed2b8 0000000a 0000000a b6ff9e00 00000004 [ 104.571511] 9f80: c03002e4 c6508000 c6509fa4 c6509f98 c059894c c0598854 00000000 c6509fa8 [ 104.579695] 9fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6eb2000 0000000a 00000000 [ 104.587878] 9fc0: 0000000a 0000000a b6ff9e00 00000004 00000001 00000000 00020000 becb4a54 [ 104.596062] 9fe0: 00000004 becb4788 b6f6794f b6eedc66 800e0030 00000001 00000000 00000000 [ 104.604242] Backtrace: [ 104.606709] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 104.614895] r7:c6509f60 r6:0000000a r5:c654b000 r4:00000025 [ 104.620572] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.628674] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.636692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.644616] r9:c6509f60 r8:c530acc0 r7:0000000a r6:b6eb2000 r5:c42bef00 r4:c0c2d420 [ 104.652373] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.660211] r9:c07f4bfc r8:c6509f60 r7:c2816000 r6:b6eb2000 r5:c42bef00 r4:00000000 [ 104.667963] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.675107] r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c6508000 r5:c42bef00 [ 104.682940] r4:c42bef00 [ 104.685481] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.692624] r9:c6508000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:0000000a r4:0000000a [ 104.700379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.707951] Exception stack(0xc6509fa8 to 0xc6509ff0) [ 104.713008] 9fa0: 0000000a 0000000a 00000001 b6eb2000 0000000a 00000000 [ 104.721192] 9fc0: 0000000a 0000000a b6ff9e00 00000004 00000001 00000000 00020000 becb4a54 [ 104.729375] 9fe0: 00000004 becb4788 b6f6794f b6eedc66 [ 104.734437] Code: bad PC value EXEC_USERSPACE: missing 'call tra[ 104.737568] ---[ end trace 63d27ecc870d005b ]--- ce:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh # Segmentation fault # [ 104.318060] lkdtm: Performing direct entry EXEC_NULL # [ 104.325260] lkdtm: attempting ok execution at c0c2ddb0 # [ 104.333046] lkdtm: attempting bad execution at 00000000 # [ 104.341207] 8<--- cut here --- # [ 104.347230] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 104.359263] pgd = 8d89fbb9 # [ 104.363764] [00000000] *pgd=00000000 # [ 104.370226] Internal error: Oops: 80000005 [#9] SMP ARM # [ 104.378271] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 104.407302] CPU: 0 PID: 2234 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 104.415049] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.421586] PC is at 0x0 # [ 104.424135] LR is at execute_location+0xa4/0xb4 # [ 104.428672] pc : [<00000000>] lr : [] psr: 600e0013 # [ 104.434943] sp : c6509e38 ip : c6509d40 fp : c6509e54 # [ 104.440171] r10: 0000000a r9 : c1acba38 r8 : c15e7d40 # [ 104.445401] r7 : c6509f60 r6 : 00000000 r5 : 00000000 r4 : c0c2ddb0 # [ 104.451932] r3 : 453ed2b8 r2 : 453ed2b8 r1 : ef7815e0 r0 : 0000002b # [ 104.458466] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.465605] Control: 10c5387d Table: 1628804a DAC: 00000051 # [ 104.471356] Process cat (pid: 2234, stack limit = 0xaf701bde) # [ 104.477109] Stack: (0xc6509e38 to 0xc650a000) # [ 104.481474] 9e20: 00000025 c654b000 # [ 104.489658] 9e40: 0000000a c6509f60 c6509e64 c6509e58 c1358004 c1357d60 c6509e74 c6509e68 # [ 104.497845] 9e60: c0c2d040 c1357ff0 c6509e9c c6509e78 c0c2d540 c0c2d020 c0c2d420 c42bef00 # [ 104.506031] 9e80: b6eb2000 0000000a c530acc0 c6509f60 c6509ec4 c6509ea0 c07f4c60 c0c2d42c # [ 104.514219] 9ea0: 00000000 c42bef00 b6eb2000 c2816000 c6509f60 c07f4bfc c6509f5c c6509ec8 # [ 104.522403] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6508000 # [ 104.530588] 9ee0: b6eb2000 00020000 00000004 0000000a 0001fff6 c6509ee0 00000001 b6eb1000 # [ 104.538772] 9f00: c5f2d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.546956] 9f20: 00000000 00000000 c136d548 453ed2b8 c205c080 c42bef00 c42bef00 c6508000 # [ 104.555141] 9f40: b6eb2000 00000000 00000000 00000004 c6509f94 c6509f60 c05988bc c0598228 # [ 104.563326] 9f60: 00000000 00000000 c6509fac 453ed2b8 0000000a 0000000a b6ff9e00 00000004 # [ 104.571511] 9f80: c03002e4 c6508000 c6509fa4 c6509f98 c059894c c0598854 00000000 c6509fa8 # [ 104.579695] 9fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6eb2000 0000000a 00000000 # [ 104.587878] 9fc0: 0000000a 0000000a b6ff9e00 00000004 00000001 00000000 00020000 becb4a54 # [ 104.596062] 9fe0: 00000004 becb4788 b6f6794f b6eedc66 800e0030 00000001 00000000 00000000 # [ 104.604242] Backtrace: # [ 104.606709] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 104.614895] r7:c6509f60 r6:0000000a r5:c654b000 r4:00000025 # [ 104.620572] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.628674] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.636692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.644616] r9:c6509f60 r8:c530acc0 r7:0000000a r6:b6eb2000 r5:c42bef00 r4:c0c2d420 # [ 104.652373] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.660211] r9:c07f4bfc r8:c6509f60 r7:c2816000 r6:b6eb2000 r5:c42bef00 r4:00000000 # [ 104.667963] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.675107] r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c6508000 r5:c42bef00 # [ 104.682940] r4:c42bef00 # [ 104.685481] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.692624] r9:c6508000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:0000000a r4:0000000a # [ 104[ 105.208850] lkdtm: Performing direct entry ACCESS_USERSPACE .700379] [] (sys_write)[ 105.217160] lkdtm: attempting bad read at b6ff4000 from [] (ret_fast_sysc[ 105.224745] 8<--- cut here --- [ 105.230632] Unhandled fault: page domain fault (0x01b) at 0xb6ff4000 [ 105.236991] pgd = 3d692d11 [ 105.239703] [b6ff4000] *pgd=4b819831 [ 105.243295] Internal error: : 1b [#10] SMP ARM [ 105.247746] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 105.276779] CPU: 0 PID: 2310 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 105.284527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.291072] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 105.296305] LR is at 0x0 [ 105.298846] pc : [] lr : [<00000000>] psr: 600e0013 [ 105.305117] sp : c44ffe38 ip : 00000027 fp : c44ffe64 [ 105.310347] r10: 00000011 r9 : c1acba44 r8 : c15e7d40 [ 105.315576] r7 : c44fff60 r6 : 00000051 r5 : c44fe000 r4 : b6ff4000 [ 105.322107] r3 : cc940a47 r2 : cc940a47 r1 : ef7815e4 r0 : 00000026 [ 105.328640] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 105.335780] Control: 10c5387d Table: 1678404a DAC: 00000051 [ 105.341530] Process cat (pid: 2310, stack limit = 0x4bae3dda) [ 105.347281] Stack: (0xc44ffe38 to 0xc4500000) [ 105.351644] fe20: 00000022 00000000 [ 105.359831] fe40: 00000000 cc940a47 c44ffe6c 00000026 c5a9b000 00000011 c44ffe74 c44ffe68 [ 105.368015] fe60: c0c2d040 c0c2df20 c44ffe9c c44ffe78 c0c2d540 c0c2d020 c0c2d420 c4362f00 [ 105.376200] fe80: b6eae000 00000011 c530acc0 c44fff60 c44ffec4 c44ffea0 c07f4c60 c0c2d42c [ 105.384383] fea0: 00000000 c4362f00 b6eae000 c2816000 c44fff60 c07f4bfc c44fff5c c44ffec8 [ 105.392567] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c44fe000 [ 105.400751] fee0: b6eae000 00020000 00000004 00000011 0001ffef c44ffee0 00000001 b6ead000 [ 105.408934] ff00: c451a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.417118] ff20: 00000000 00000000 c136d548 cc940a47 c205c080 c4362f00 c4362f00 c44fe000 [ 105.425304] ff40: b6eae000 00000000 00000000 00000004 c44fff94 c44fff60 c05988bc c0598228 [ 105.433488] ff60: 00000000 00000000 c44fffac cc940a47 00000011 00000011 b6ff5e00 00000004 [ 105.441672] ff80: c03002e4 c44fe000 c44fffa4 c44fff98 c059894c c0598854 00000000 c44fffa8 [ 105.449855] ffa0: c03000c0 c0598940 00000011 00000011 00000001 b6eae000 00000011 00000000 [ 105.458040] ffc0: 00000011 00000011 b6ff5e00 00000004 00000001 00000000 00020000 bec52a54 [ 105.466224] ffe0: 00000004 bec52788 b6f6394f b6ee9c66 800e0030 00000001 00000000 00000000 [ 105.474403] Backtrace: [ 105.476870] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.485575] r6:00000011 r5:c5a9b000 r4:00000026 [ 105.490203] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.498220] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.506145] r9:c44fff60 r8:c530acc0 r7:00000011 r6:b6eae000 r5:c4362f00 r4:c0c2d420 [ 105.513900] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.521737] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6eae000 r5:c4362f00 r4:00000000 [ 105.529489] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.536635] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c44fe000 r5:c4362f00 [ 105.544467] r4:c4362f00 [ 105.547010] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.554152] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000011 r4:00000011 [ 105.561906] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.569478] Exception stack(0xc44fffa8 to 0xc44ffff0) [ 105.574537] ffa0: 00000011 00000011 00000001 b6eae000 00000011 00000000 [ 105.582721] ffc0: 00000011 00000011 b6ff5e00 00000004 00000001 00000000 00020000 bec52a54 [ 105.590904] ffe0: 00000004 bec52788 b6f6394f b6ee9c66 [ 105.595964] Code: e1a01004 e30c0968 e34c01ac eb1c7c4f (e5943000) [ 105.602066] ---[ end trace 63d27ecc870d005c ]--- all+0x0/0x28) # [ 104.707951] Exception stack(0xc6509fa8 to 0xc6509ff0) # [ 104.713008] 9fa0: 0000000a 0000000a 00000001 b6eb2000 0000000a 00000000 # [ 104.721192] 9fc0: 0000000a 0000000a b6ff9e00 00000004 00000001 00000000 00020000 becb4a54 # [ 104.729375] 9fe0: 00000004 becb4788 b6f6794f b6eedc66 # [ 104.734437] Code: bad PC value # [ 104.737568] ---[ end trace 63d27ecc870d005b ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 105.208850] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 105.217160] lkdtm: attempting bad read at b6ff4000 # [ 105.224745] 8<--- cut here --- # [ 105.230632] Unhandled fault: page domain fault (0x01b) at 0xb6ff4000 # [ 105.236991] pgd = 3d692d11 # [ 105.239703] [b6ff4000] *pgd=4b819831 # [ 105.243295] Internal error: : 1b [#10] SMP ARM # [ 105.247746] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 105.276779] CPU: 0 PID: 2310 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 105.284527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.291072] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 105.296305] LR is at 0x0 # [ 105.298846] pc : [] lr : [<00000000>] psr: 600e0013 # [ 105.305117] sp : c44ffe38 ip : 00000027 fp : c44ffe64 # [ 105.310347] r10: 00000011 r9 : c1acba44 r8 : c15e7d40 # [ 105.315576] r7 : c44fff60 r6 : 00000051 r5 : c44fe000 r4 : b6ff4000 # [ 105.322107] r3 : cc940a47 r2 : cc940a47 r1 : ef7815e4 r0 : 00000026 # [ 105.328640] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.335780] Control: 10c5387d Table: 1678404a DAC: 00000051 # [ 105.341530] Process cat (pid: 2310, stack limit = 0x4bae3dda) # [ 105.347281] Stack: (0xc44ffe38 to 0xc4500000) # [ 105.351644] fe20: 00000022 00000000 # [ 105.359831] fe40: 00000000 cc940a47 c44ffe6c 00000026 c5a9b000 00000011 c44ffe74 c44ffe68 # [ 105.368015] fe60: c0c2d040 c0c2df20 c44ffe9c c44ffe78 c0c2d540 c0c2d020 c0c2d420 c4362f00 # [ 105.376200] fe80: b6eae000 00000011 c530acc0 c44fff60 c44ffec4 c44ffea0 c07f4c60 c0c2d42c # [ 105.384383] fea0: 00000000 c4362f00 b6eae000 c2816000 c44fff60 c07f4bfc c44fff5c c44ffec8 # [ 105.392567] fec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c44fe000 # [ 105.400751] fee0: b6eae000 00020000 00000004 00000011 0001ffef c44ffee0 00000001 b6ead000 # [ 105.408934] ff00: c451a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.417118] ff20: 00000000 00000000 c136d548 cc940a47 c205c080 c4362f00 c4362f00 c44fe000 # [ 105.425304] ff40: b6eae000 00000000 00000000 00000004 c44fff94 c44fff60 c05988bc c0598228 # [ 105.433488] ff60: 00000000 00000000 c44fffac cc940a47 00000011 00000011 b6ff5e00 00000004 # [ 105.441672] ff80: c03002e4 c44fe000 c44fffa4 c44fff98 c059894c c0598854 00000000 c44fffa8 # [ 105.449855] ffa0: c03000c0 c0598940 00000011 00000011 00000001 b6eae000 00000011 00000000 # [ 105.458040] ffc0: 00000011 00000011 b6ff5e00 00000004 00000001 00000000 00020000 bec52a54 # [ 105.466224] ffe0: 00000004 bec52788 b6f6394f b6ee9c66 800e0030 00000001 00000000 00000000 # [ 105.474403] Backtrace: # [ 105.476870] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.485575] r6:00000011 r5:c5a9b000 r4:00000026 # [ 105.490203] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.498220] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.506145] r9:c44fff60 r8:c530acc0 r7:00000011 r6:b6eae000 r5:c4362f00 r4:c0c2d420 # [ 105.513900] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.521737] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6eae000 r5:c4362f00 r4:00000000 # [ 105.529489] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.536635] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c44fe000 r5:c4362f00 # [ 105.544467] r4:c4362f00 # [ 105.547010] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.554152] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000011 r4:00000011 # [ 105.561906] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.569478] Exception stack(0xc44fffa8 to 0xc44ffff0) # [ 105.574537] ffa0: 00000011 00000011 00000001 b6eae000 00000011 00000000 # [ 105.5827[ 106.082024] lkdtm: Performing direct entry ACCESS_NULL 21] ffc0: 00000011 00000011 b6ff5[ 106.087787] lkdtm: attempting bad read at 00000000 e00 00000004 00000001 00000000 00[ 106.095487] 8<--- cut here --- 020000 bec52a54 # [ 105.590904][ 106.101325] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ffe0: 00000004 bec52788 b6f6394f[ 106.112299] pgd = 44217461 b6ee9c66 # [ 105.595964] Code:[ 106.117960] [00000000] *pgd=00000000 e1a01004 e30c0968 e34c01ac eb1c7[ 106.124287] Internal error: Oops: 5 [#11] SMP ARM c4f (e5943000) # [ 105.602066][ 106.131827] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 ---[ end trace 63[d 2 71e0c6c.8163530] CPU: 1 PID: 2385 Comm: cat Tainted: G D W 5.10.129-cip12 #1 0d005c ][- - -10 6#. 1A7C3C4E3S4] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _USERSPACE: missing 'call tra[c e106.181713] PC is at lkdtm_ACCESS_NULL+0x28/0x68 :': [FAIL] not ok 37 sel[f t e1s6.188931] LR is at __irq_work_queue_local+0x40/0x74 ts: lkdtm:[ A C1C0E6S.S1_9U6S4E00] pc : [] lr : [] psr: 600e0013 SPACE.sh [# e1x0i6t.=2104 4#8 ] sp : c468be50 ip : c468bd58 fp : c468be64 selftests:[ l 1k0d6t.m2:1 1A4C4C] r10: 0000000c r9 : c1acba58 r8 : c15e7d40 ESS_NULL[. s h10 6.218406] r7 : c468bf60 r6 : 0000000c r5 : c4605000 r4 : 00000000 [ 106.226060] r3 : 7ae58aac r2 : 7ae58aac r1 : ef7965e0 r0 : 00000026 [ 106.232595] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 106.239735] Control: 10c5387d Table: 1674c04a DAC: 00000051 [ 106.245488] Process cat (pid: 2385, stack limit = 0xbaa20442) [ 106.251239] Stack: (0xc468be50 to 0xc468c000) [ 106.255604] be40: 00000027 c4605000 c468be74 c468be68 [ 106.263789] be60: c0c2d040 c1358014 c468be9c c468be78 c0c2d540 c0c2d020 c0c2d420 c2c912c0 [ 106.271973] be80: b6e6e000 0000000c c530acc0 c468bf60 c468bec4 c468bea0 c07f4c60 c0c2d42c [ 106.280160] bea0: 00000000 c2c912c0 b6e6e000 c2816000 c468bf60 c07f4bfc c468bf5c c468bec8 [ 106.288345] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c468a000 [ 106.296530] bee0: b6e6e000 00020000 00000004 0000000c 0001fff4 c468bee0 00000001 b6e6d000 [ 106.304714] bf00: c5f2cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 106.312898] bf20: 00000000 00000000 c136d548 7ae58aac c205c080 c2c912c0 c2c912c0 c468a000 [ 106.321083] bf40: b6e6e000 00000000 00000000 00000004 c468bf94 c468bf60 c05988bc c0598228 [ 106.329267] bf60: 00000000 00000000 c468bfac 7ae58aac 0000000c 0000000c b6fb5e00 00000004 [ 106.337453] bf80: c03002e4 c468a000 c468bfa4 c468bf98 c059894c c0598854 00000000 c468bfa8 [ 106.345637] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e6e000 0000000c 00000000 [ 106.353822] bfc0: 0000000c 0000000c b6fb5e00 00000004 00000001 00000000 00020000 be859a54 [ 106.362006] bfe0: 00000004 be859788 b6f2394f b6ea9c66 800e0030 00000001 00000000 00000000 [ 106.370185] Backtrace: [ 106.372659] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.380932] r5:c4605000 r4:00000027 [ 106.384519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.392537] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.400463] r9:c468bf60 r8:c530acc0 r7:0000000c r6:b6e6e000 r5:c2c912c0 r4:c0c2d420 [ 106.408221] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.416061] r9:c07f4bfc r8:c468bf60 r7:c2816000 r6:b6e6e000 r5:c2c912c0 r4:00000000 [ 106.423814] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.430959] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c468a000 r5:c2c912c0 [ 106.438792] r4:c2c912c0 [ 106.441338] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.448482] r9:c468a000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:0000000c r4:0000000c [ 106.456237] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.463810] Exception stack(0xc468bfa8 to 0xc468bff0) [ 106.468869] bfa0: 0000000c 0000000c 00000001 b6e6e000 0000000c 00000000 [ 106.477053] bfc0: 0000000c 0000000c b6fb5e00 00000004 00000001 00000000 00020000 be859a54 [ 106.485236] bfe0: 00000004 be859788 b6f2394f b6ea9c66 [ 106.490296] Code: e30c0968 e34c01ac e1a01004 ebffd44d (e5945000) [ 106.496485] ---[ end trace 63d27ecc870d005d ]--- # Segmentation fault # [ 106.082024] lkdtm: Performing direct entry ACCESS_NULL # [ 106.087787] lkdtm: attempting bad read at 00000000 # [ 106.095487] 8<--- cut here --- # [ 106.101325] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 106.112299] pgd = 44217461 # [ 106.117960] [00000000] *pgd=00000000 # [ 106.124287] Internal error: Oops: 5 [#11] SMP ARM # [ 106.131827] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 106.163530] CPU: 1 PID: 2385 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 106.173434] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.181713] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 106.188931] LR is at __irq_work_queue_local+0x40/0x74 # [ 106.196400] pc : [] lr : [] psr: 600e0013 # [ 106.204487] sp : c468be50 ip : c468bd58 fp : c468be64 # [ 106.211447] r10: 0000000c r9 : c1acba58 r8 : c15e7d40 # [ 106.218406] r7 : c468bf60 r6 : 0000000c r5 : c4605000 r4 : 00000000 # [ 106.226060] r3 : 7ae58aac r2 : 7ae58aac r1 : ef7965e0 r0 : 00000026 # [ 106.232595] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.239735] Control: 10c5387d Table: 1674c04a DAC: 00000051 # [ 106.245488] Process cat (pid: 2385, stack limit = 0xbaa20442) # [ 106.251239] Stack: (0xc468be50 to 0xc468c000) # [ 106.255604] be40: 00000027 c4605000 c468be74 c468be68 # [ 106.263789] be60: c0c2d040 c1358014 c468be9c c468be78 c0c2d540 c0c2d020 c0c2d420 c2c912c0 # [ 106.271973] be80: b6e6e000 0000000c c530acc0 c468bf60 c468bec4 c468bea0 c07f4c60 c0c2d42c # [ 106.280160] bea0: 00000000 c2c912c0 b6e6e000 c2816000 c468bf60 c07f4bfc c468bf5c c468bec8 # [ 106.288345] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c468a000 # [ 106.296530] bee0: b6e6e000 00020000 00000004 0000000c 0001fff4 c468bee0 00000001 b6e6d000 # [ 106.304714] bf00: c5f2cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.312898] bf20: 00000000 00000000 c136d548 7ae58aac c205c080 c2c912c0 c2c912c0 c468a000 # [ 106.321083] bf40: b6e6e000 00000000 00000000 00000004 c468bf94 c468bf60 c05988bc c0598228 # [ 106.329267] bf60: 00000000 00000000 c468bfac 7ae58aac 0000000c 0000000c b6fb5e00 00000004 # [ 106.337453] bf80: c03002e4 c468a000 c468bfa4 c468bf98 c059894c c0598854 00000000 c468bfa8 # [ 106.345637] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e6e000 0000000c 00000000 # [ 106.353822] bfc0: 0000000c 0000000c b6fb5e00 00000004 00000001 00000000 00020000 be859a54 # [ 106.362006] bfe0: 00000004 be859788 b6f2394f b6ea9c66 800e0030 00000001 00000000 00000000 # [ 106.370185] Backtrace: # [ 106.372659] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.380932] r5:c4605000 r4:00000027 # [ 106.384519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.392537] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.400463] r9:c468bf60 r8:c530acc0 r7:0000000c r6:b6e6e000 r5:c2c912c0 r4:c0c2d420 # [ 106.408221] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.416061] r9:c07f4bfc r8:c468bf60 r7:c2816000 r6:b6e6e000 r5:c2c912c0 r4:00000000 # [ 106.423814] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.430959] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c468a000 r5:c2c912c0 # [ 106.438792] r4:c2c912c0 # [ 106.441338] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.448482] r9:c468a00[ 106.942713] lkdtm: Performing direct entry WRITE_RO 0 r8:c03002e4 r7:00000004 r6:b6fb[ 106.948334] lkdtm: attempting bad rodata write at c15e7fd8 5e00 r5:0000000c r4:0000000c # [[ 106.956587] 8<--- cut here --- 106.456237[] [1<0c60.599628497] Unable to handle kernel paging request at virtual address c15e7fd8 34>] (sys_write) from [<[c 0 31006.971473] pgd = a9348174 0c0>] (ret_fast_syscall+0x0/0x28)[ 106.976614] [c15e7fd8] *pgd=1141941e(bad) # [ 106.463810] Exception stac[ 106.983497] Internal error: Oops: 80d [#12] SMP ARM k(0xc468bfa8 to 0xc468bff0) # [ [ 106.991230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 106.468869] bfa0: [ 107.022941] CPU: 3 PID: 2459 Comm: cat Tainted: G D W 5.10.129-cip12 #1 0000000c 0000000c 00[0 0 01007.033536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 1 b6e6e000 0000000c 00000000 # [[ 107.042521] PC is at lkdtm_WRITE_RO+0x44/0x50 106.477053] bfc0: 0000000c 0000[ 107.049735] LR is at __irq_work_queue_local+0x40/0x74 000c b6fb5e00 00000004 0000000[1 107.057630] pc : [] lr : [] psr: 600e0013 00000000 00020000 be859a[5 4 1 07.066584] sp : c626de50 ip : c626dd58 fp : c626de64 [ 106.485236] bfe0: 00[0 0 01007.074238] r10: 00000009 r9 : c1acba64 r8 : c15e7d40 4 be859788 b6f2394f b6ea9c6[6 07.081892] r7 : c626df60 r6 : 00000009 r5 : c673a000 r4 : c15e7fd8 # [ 106.490296] Code: e[3 0 c1007.090934] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acc868 68 e34c01ac e1a01004 ebffd44d[ (107.099893] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e5945000) # [ 106.496485[] -07.109629] Control: 10c5387d Table: 1674004a DAC: 00000051 --[ end trace 63d27ecc870d005d[ 107.117891] Process cat (pid: 2459, stack limit = 0x7e08a48a) --- # ACCESS_NULL: missi[n g 1'7.126324] Stack: (0xc626de50 to 0xc626e000) call trace:': [FAIL] not ok 38 s[ 107.133117] de40: 00000028 c673a000 c626de74 c626de68 elftests: lkdtm: ACCESS_NULL.sh #[ 107.144159] de60: c0c2d040 c1357e14 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c2f62c80 exit=1 # selftests: lkdtm: WRIT[ 107.155198] de80: b6e10000 00000009 c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c E_RO.sh [ 107.166236] dea0: 00000000 c2f62c80 b6e10000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 [ 107.175193] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c626c000 [ 107.183402] dee0: b6e10000 00020000 00000004 00000009 0001fff7 c626dee0 00000001 b6e0f000 [ 107.191607] df00: c2c91540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.199813] df20: 00000000 00000000 c136d548 810a2d56 c205c080 c2f62c80 c2f62c80 c626c000 [ 107.208019] df40: b6e10000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 [ 107.216224] df60: 00000000 00000000 c626dfac 810a2d56 00000009 00000009 b6f57e00 00000004 [ 107.224432] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 [ 107.232637] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6e10000 00000009 00000000 [ 107.240843] dfc0: 00000009 00000009 b6f57e00 00000004 00000001 00000000 00020000 bee17a54 [ 107.249050] dfe0: 00000004 bee17788 b6ec594f b6e4bc66 800e0030 00000001 00000000 00000000 [ 107.257244] Backtrace: [ 107.259759] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.267790] r5:c673a000 r4:00000028 [ 107.271407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.279457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.287409] r9:c626df60 r8:c530acc0 r7:00000009 r6:b6e10000 r5:c2f62c80 r4:c0c2d420 [ 107.295194] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.303057] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e10000 r5:c2f62c80 r4:00000000 [ 107.310835] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.318003] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c626c000 r5:c2f62c80 [ 107.325851] r4:c2f62c80 [ 107.328419] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.335584] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6f57e00 r5:00000009 r4:00000009 [ 107.343363] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.350952] Exception stack(0xc626dfa8 to 0xc626dff0) [ 107.356031] dfa0: 00000009 00000009 00000001 b6e10000 00000009 00000000 [ 107.364239] dfc0: 00000009 00000009 b6f57e00 00000004 00000001 00000000 00020000 bee17a54 [ 107.372439] dfe0: 00000004 bee17788 b6ec594f b6e4bc66 [ 107.377522] Code: e34a3bcd e30c0868 e34c01ac e0233002 (e5843000) [ 107.383647] ---[ end trace 63d27ecc870d005e ]--- # Segmentation fault # [ 106.942713] lkdtm: Performing direct entry WRITE_RO # [ 106.948334] lkdtm: attempting bad rodata write at c15e7fd8 # [ 106.956587] 8<--- cut here --- # [ 106.962417] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 106.971473] pgd = a9348174 # [ 106.976614] [c15e7fd8] *pgd=1141941e(bad) # [ 106.983497] Internal error: Oops: 80d [#12] SMP ARM # [ 106.991230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 107.022941] CPU: 3 PID: 2459 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 107.033536] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.042521] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 107.049735] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.057630] pc : [] lr : [] psr: 600e0013 # [ 107.066584] sp : c626de50 ip : c626dd58 fp : c626de64 # [ 107.074238] r10: 00000009 r9 : c1acba64 r8 : c15e7d40 # [ 107.081892] r7 : c626df60 r6 : 00000009 r5 : c673a000 r4 : c15e7fd8 # [ 107.090934] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1acc868 # [ 107.099893] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.109629] Control: 10c5387d Table: 1674004a DAC: 00000051 # [ 107.117891] Process cat (pid: 2459, stack limit = 0x7e08a48a) # [ 107.126324] Stack: (0xc626de50 to 0xc626e000) # [ 107.133117] de40: 00000028 c673a000 c626de74 c626de68 # [ 107.144159] de60: c0c2d040 c1357e14 c626de9c c626de78 c0c2d540 c0c2d020 c0c2d420 c2f62c80 # [ 107.155198] de80: b6e10000 00000009 c530acc0 c626df60 c626dec4 c626dea0 c07f4c60 c0c2d42c # [ 107.166236] dea0: 00000000 c2f62c80 b6e10000 c2816000 c626df60 c07f4bfc c626df5c c626dec8 # [ 107.175193] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c626c000 # [ 107.183402] dee0: b6e10000 00020000 00000004 00000009 0001fff7 c626dee0 00000001 b6e0f000 # [ 107.191607] df00: c2c91540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.199813] df20: 00000000 00000000 c136d548 810a2d56 c205c080 c2f62c80 c2f62c80 c626c000 # [ 107.208019] df40: b6e10000 00000000 00000000 00000004 c626df94 c626df60 c05988bc c0598228 # [ 107.216224] df60: 00000000 00000000 c626dfac 810a2d56 00000009 00000009 b6f57e00 00000004 # [ 107.224432] df80: c03002e4 c626c000 c626dfa4 c626df98 c059894c c0598854 00000000 c626dfa8 # [ 107.232637] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6e10000 00000009 00000000 # [ 107.240843] dfc0: 00000009 00000009 b6f57e00 00000004 00000001 00000000 00020000 bee17a54 # [ 107.249050] dfe0: 00000004 bee17788 b6ec594f b6e4bc66 800e0030 00000001 00000000 00000000 # [ 107.257244] Backtrace: # [ 107.259759] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.267790] r5:c673a000 r4:00000028 # [ 107.271407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.279457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.287409] r9:c626df60 r8:c530acc0 r7:00000009 r6:b6e10000 r5:c2f62c80 r4:c0c2d420 # [ 107.295194] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.303057] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e10000 r5:c2f62c80 r4:00000000 # [ 107.310835] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.318003] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c626c000 r5:c2f62c80 # [ 107.325851] r4:c2f62c80 # [ 107.328419] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.335584] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6f57e00 r5:00000009 r4:00000009 # [ 107.343363] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.350952] Exception stack(0xc626dfa8 to 0xc626dff0) # [ 107.356031] dfa0: 00000009 00000009 00000001 b6e10000 00000009 000[ 107.853092] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 00000 # [ 107.364239] dfc0: 000[ 107.861713] lkdtm: attempting bad ro_after_init write at c1b7dc48 00009 00000009 b6f57e00 00000004 [ 107.870718] 8<--- cut here --- 00000001 00000000 000[2 0 010007 876528] Unable to handle kernel paging request at virtual address c1b7dc48 bee17a54 # [ [ 1 0170.73.782846002] pgd = c2ecc7fc 9] dfe0: 00000004 bee17788 [b 6 e07.890704] [c1b7dc48] *pgd=11a1941e(bad) c594f b6e4bc66 # [ [1 0 71.0377897235] Internal error: Oops: 80d [#13] SMP ARM 7522] Code: e34a3bcd e30c0868 e34[ 107.904363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 c01ac e0233002 (e5843[0 0 01)07 .936068] CPU: 3 PID: 2533 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 107.[3 8 3160477.]9 4-6-0-58] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) end trace 63d27ecc870d005e ]--[- 107.954420] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # WRITE_RO: missing 'cal[l t107.962418] LR is at __irq_work_queue_local+0x40/0x74 ace:': [FAI[L ] 1 0n7o.t9 6o9k9 4] pc : [] lr : [] psr: 600e0013 39 selftes[t s :1 0l7k.d9t7m8:06 ] sp : c4255e50 ip : c4255d58 fp : c4255e64 WRITE_RO[. s h1 0#7 .e9x8i5t0=119] r10: 00000014 r9 : c1acba70 r8 : c15e7d40 # selft[e s 1t0s7:. 9l9k1d9t7m9: r7 : c4255f60 r6 : 00000014 r5 : c673a000 r4 : c1b7dc48 WRITE_RO_[A F T1E0R8_.I0N0I0T1.54] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc868 h [ 108.008504] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.015896] Control: 10c5387d Table: 167ac04a DAC: 00000051 [ 108.021646] Process cat (pid: 2533, stack limit = 0x998e7753) [ 108.027398] Stack: (0xc4255e50 to 0xc4256000) [ 108.031765] 5e40: 00000029 c673a000 c4255e74 c4255e68 [ 108.039950] 5e60: c0c2d040 c1357e64 c4255e9c c4255e78 c0c2d540 c0c2d020 c0c2d420 c5f68500 [ 108.048135] 5e80: b6e0c000 00000014 c530acc0 c4255f60 c4255ec4 c4255ea0 c07f4c60 c0c2d42c [ 108.056321] 5ea0: 00000000 c5f68500 b6e0c000 c2816000 c4255f60 c07f4bfc c4255f5c c4255ec8 [ 108.064506] 5ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4254000 [ 108.072691] 5ee0: b6e0c000 00020000 00000004 00000014 0001ffec c4255ee0 00000001 b6e0b000 [ 108.080875] 5f00: c4250c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.089061] 5f20: 00000000 00000000 c136d548 9cced955 c205c080 c5f68500 c5f68500 c4254000 [ 108.097245] 5f40: b6e0c000 00000000 00000000 00000004 c4255f94 c4255f60 c05988bc c0598228 [ 108.105429] 5f60: 00000000 00000000 c4255fac 9cced955 00000014 00000014 b6f53e00 00000004 [ 108.113614] 5f80: c03002e4 c4254000 c4255fa4 c4255f98 c059894c c0598854 00000000 c4255fa8 [ 108.121800] 5fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e0c000 00000014 00000000 [ 108.129984] 5fc0: 00000014 00000014 b6f53e00 00000004 00000001 00000000 00020000 beec6a54 [ 108.138169] 5fe0: 00000004 beec6788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 [ 108.146348] Backtrace: [ 108.148821] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.157786] r5:c673a000 r4:00000029 [ 108.161374] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.169392] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.177319] r9:c4255f60 r8:c530acc0 r7:00000014 r6:b6e0c000 r5:c5f68500 r4:c0c2d420 [ 108.185073] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.192912] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e0c000 r5:c5f68500 r4:00000000 [ 108.200664] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.207808] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4254000 r5:c5f68500 [ 108.215642] r4:c5f68500 [ 108.218185] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.225327] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000014 r4:00000014 [ 108.233082] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.240655] Exception stack(0xc4255fa8 to 0xc4255ff0) [ 108.245714] 5fa0: 00000014 00000014 00000001 b6e0c000 00000014 00000000 [ 108.253899] 5fc0: 00000014 00000014 b6f53e00 00000004 00000001 00000000 00020000 beec6a54 [ 108.262080] 5fe0: 00000004 beec6788 b6ec194f b6e47c66 [ 108.267139] Code: e34a3bcd e30c0868 e34c01ac e0233002 (e5843000) [ 108.273242] ---[ end trace 63d27ecc870d005f ]--- # Segmentation fault # [ 107.853092] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 107.861713] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 107.870718] 8<--- cut here --- # [ 107.876528] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 107.886002] pgd = c2ecc7fc # [ 107.890704] [c1b7dc48] *pgd=11a1941e(bad) # [ 107.897235] Internal error: Oops: 80d [#13] SMP ARM # [ 107.904363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 107.936068] CPU: 3 PID: 2533 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 107.946058] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.954420] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 107.962418] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.969974] pc : [] lr : [] psr: 600e0013 # [ 107.978061] sp : c4255e50 ip : c4255d58 fp : c4255e64 # [ 107.985019] r10: 00000014 r9 : c1acba70 r8 : c15e7d40 # [ 107.991979] r7 : c4255f60 r6 : 00000014 r5 : c673a000 r4 : c1b7dc48 # [ 108.000154] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1acc868 # [ 108.008504] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.015896] Control: 10c5387d Table: 167ac04a DAC: 00000051 # [ 108.021646] Process cat (pid: 2533, stack limit = 0x998e7753) # [ 108.027398] Stack: (0xc4255e50 to 0xc4256000) # [ 108.031765] 5e40: 00000029 c673a000 c4255e74 c4255e68 # [ 108.039950] 5e60: c0c2d040 c1357e64 c4255e9c c4255e78 c0c2d540 c0c2d020 c0c2d420 c5f68500 # [ 108.048135] 5e80: b6e0c000 00000014 c530acc0 c4255f60 c4255ec4 c4255ea0 c07f4c60 c0c2d42c # [ 108.056321] 5ea0: 00000000 c5f68500 b6e0c000 c2816000 c4255f60 c07f4bfc c4255f5c c4255ec8 # [ 108.064506] 5ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4254000 # [ 108.072691] 5ee0: b6e0c000 00020000 00000004 00000014 0001ffec c4255ee0 00000001 b6e0b000 # [ 108.080875] 5f00: c4250c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.089061] 5f20: 00000000 00000000 c136d548 9cced955 c205c080 c5f68500 c5f68500 c4254000 # [ 108.097245] 5f40: b6e0c000 00000000 00000000 00000004 c4255f94 c4255f60 c05988bc c0598228 # [ 108.105429] 5f60: 00000000 00000000 c4255fac 9cced955 00000014 00000014 b6f53e00 00000004 # [ 108.113614] 5f80: c03002e4 c4254000 c4255fa4 c4255f98 c059894c c0598854 00000000 c4255fa8 # [ 108.121800] 5fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e0c000 00000014 00000000 # [ 108.129984] 5fc0: 00000014 00000014 b6f53e00 00000004 00000001 00000000 00020000 beec6a54 # [ 108.138169] 5fe0: 00000004 beec6788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 # [ 108.146348] Backtrace: # [ 108.148821] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.157786] r5:c673a000 r4:00000029 # [ 108.161374] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.169392] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.177319] r9:c4255f60 r8:c530acc0 r7:00000014 r6:b6e0c000 r5:c5f68500 r4:c0c2d420 # [ 108.185073] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.192912] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e0c000 r5:c5f68500 r4:00000000 # [ 108.200664] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.207808] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4254000 r5:c5f68500 # [ 108.215642] r4:c5f68500 # [ 108.218185] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.225327] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000014 r4:00000014 # [ 108.233082] [] (sys_write) from [][ 108.720985] lkdtm: Performing direct entry WRITE_KERN (ret_fast_syscall+0x0/0x28) # [[ 108.726412] lkdtm: attempting bad 7511936 byte write at c1357d30 108.240655] Exception stack(0xc[ 108.735247] 8<--- cut here --- 4255fa8 to 0xc[4 2 5150f8f.07)41127] Unable to handle kernel paging request at virtual address c1357d30 # [ 108.245[7 1 41]0 85.f7a500:345] pgd = 7517ddde 0000001[4 0108.754961] [c1357d30] *pgd=1121940e(bad) 000014 00000001 b[6 e 01c0080.07 1406] Internal error: Oops: 80d [#14] SMP ARM 00000014 00000000 # [ 108.25389[ 108.768363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 9] 5fc0: 00000014 00[ 0 0100081.400068] CPU: 1 PID: 2607 Comm: cat Tainted: G D W 5.10.129-cip12 #1 b6f53e0[0 0100080.08000949 702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000001 00000000 00020[0 0 01 0b8e818243] PC is at memcpy+0x50/0x330 ec6a54 # [ 10[8 . 2160280.8802]243] LR is at 0xe92dd830 5fe0: 00[0 0 0100084. 8b2e93e7c6] pc : [] lr : [] psr: 200e0013 788 b6ec1[9 4 f1 0b86.e84377c3676] sp : c4453e2c ip : e1a0c00d fp : c4453e64 # [ 10[8 . 2160781.3894]4 3C3o] r10: 0000000b r9 : c1acba84 r8 : e89da800 de: e34a[3 b c1d0 8e.3805c1028956 r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 8 e34c01a[c e100283.38050924 7(] r3 : e1a0c00d r2 : 00729ee0 r1 : c0c2ddd0 r0 : c1357d30 e5843000) [# [1 0 81.0886.72735] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 3242] ---[[ e n1d0 8t.r8a7c6e7 77] Control: 10c5387d Table: 1683404a DAC: 00000051 3d27ecc870d0[0 5 f1 0]8-.-8-84 344] Process cat (pid: 2607, stack limit = 0x2d8c0206) WRITE_R[O _ A1F0T8E.R8_9I1N9I9T6] Stack: (0xc4453e2c to 0xc4454000) missing 'call t[r a1c0e8:.'8:9 094] 3e20: c0c2ddb0 00729f80 c4453f60 c15e7d40 c1357d30 [FAIL] not ok 4[0 s1e0l8f.t9e08265] 3e40: c1357d30 c1357f14 0000002a c4605000 0000000b c4453f60 c4453e74 c4453e68 ts: lkdtm: W[R I T1E0_8R.O9_1A8F521] 3e60: c0c2d040 c1357ed4 c4453e9c c4453e78 c0c2d540 c0c2d020 c0c2d420 c4251400 ER_INIT.sh # ex[i t =1108 .#9 2s608] 3e80: b6dd6000 0000000b c530acc0 c4453f60 c4453ec4 c4453ea0 c07f4c60 c0c2d42c elftests: lkdtm:[ W R1I0T8E._9K38780] 3ea0: 00000000 c4251400 b6dd6000 c2816000 c4453f60 c07f4bfc c4453f5c c4453ec8 RN.sh [ 108.949037] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4452000 [ 108.957821] 3ee0: b6dd6000 00020000 00000004 0000000b 0001fff5 c4453ee0 00000001 b6dd5000 [ 108.966005] 3f00: c47dcdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.974192] 3f20: 00000000 00000000 c136d548 4aa3dc81 c205c080 c4251400 c4251400 c4452000 [ 108.982377] 3f40: b6dd6000 00000000 00000000 00000004 c4453f94 c4453f60 c05988bc c0598228 [ 108.990561] 3f60: 00000000 00000000 c4453fac 4aa3dc81 0000000b 0000000b b6f1de00 00000004 [ 108.998746] 3f80: c03002e4 c4452000 c4453fa4 c4453f98 c059894c c0598854 00000000 c4453fa8 [ 109.006931] 3fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dd6000 0000000b 00000000 [ 109.015115] 3fc0: 0000000b 0000000b b6f1de00 00000004 00000001 00000000 00020000 bee04a54 [ 109.023300] 3fe0: 00000004 bee04788 b6e8b94f b6e11c66 800e0030 00000001 00000000 00000000 [ 109.031479] Backtrace: [ 109.033957] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.042143] r7:c4453f60 r6:0000000b r5:c4605000 r4:0000002a [ 109.047815] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.055833] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.063760] r9:c4453f60 r8:c530acc0 r7:0000000b r6:b6dd6000 r5:c4251400 r4:c0c2d420 [ 109.071516] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.079355] r9:c07f4bfc r8:c4453f60 r7:c2816000 r6:b6dd6000 r5:c4251400 r4:00000000 [ 109.087108] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.094250] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4452000 r5:c4251400 [ 109.102083] r4:c4251400 [ 109.104628] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.111770] r9:c4452000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:0000000b r4:0000000b [ 109.119524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.127098] Exception stack(0xc4453fa8 to 0xc4453ff0) [ 109.132157] 3fa0: 0000000b 0000000b 00000001 b6dd6000 0000000b 00000000 [ 109.140343] 3fc0: 0000000b 0000000b b6f1de00 00000004 00000001 00000000 00020000 bee04a54 [ 109.148527] 3fe0: 00000004 bee04788 b6e8b94f b6e11c66 [ 109.153586] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 109.159689] ---[ end trace 63d27ecc870d0060 ]--- # Segmentation fault # [ 108.720985] lkdtm: Performing direct entry WRITE_KERN # [ 108.726412] lkdtm: attempting bad 7511936 byte write at c1357d30 # [ 108.735247] 8<--- cut here --- # [ 108.741127] Unable to handle kernel paging request at virtual address c1357d30 # [ 108.750345] pgd = 7517ddde # [ 108.754961] [c1357d30] *pgd=1121940e(bad) # [ 108.761406] Internal error: Oops: 80d [#14] SMP ARM # [ 108.768363] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 108.800068] CPU: 1 PID: 2607 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 108.809972] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.818243] PC is at memcpy+0x50/0x330 # [ 108.824243] LR is at 0xe92dd830 # [ 108.829376] pc : [] lr : [] psr: 200e0013 # [ 108.837379] sp : c4453e2c ip : e1a0c00d fp : c4453e64 # [ 108.844337] r10: 0000000b r9 : c1acba84 r8 : e89da800 # [ 108.851295] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 108.859471] r3 : e1a0c00d r2 : 00729ee0 r1 : c0c2ddd0 r0 : c1357d30 # [ 108.867735] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.876777] Control: 10c5387d Table: 1683404a DAC: 00000051 # [ 108.884344] Process cat (pid: 2607, stack limit = 0x2d8c0206) # [ 108.891996] Stack: (0xc4453e2c to 0xc4454000) # [ 108.898094] 3e20: c0c2ddb0 00729f80 c4453f60 c15e7d40 c1357d30 # [ 108.908265] 3e40: c1357d30 c1357f14 0000002a c4605000 0000000b c4453f60 c4453e74 c4453e68 # [ 108.918521] 3e60: c0c2d040 c1357ed4 c4453e9c c4453e78 c0c2d540 c0c2d020 c0c2d420 c4251400 # [ 108.928608] 3e80: b6dd6000 0000000b c530acc0 c4453f60 c4453ec4 c4453ea0 c07f4c60 c0c2d42c # [ 108.938780] 3ea0: 00000000 c4251400 b6dd6000 c2816000 c4453f60 c07f4bfc c4453f5c c4453ec8 # [ 108.949037] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c4452000 # [ 108.957821] 3ee0: b6dd6000 00020000 00000004 0000000b 0001fff5 c4453ee0 00000001 b6dd5000 # [ 108.966005] 3f00: c47dcdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.974192] 3f20: 00000000 00000000 c136d548 4aa3dc81 c205c080 c4251400 c4251400 c4452000 # [ 108.982377] 3f40: b6dd6000 00000000 00000000 00000004 c4453f94 c4453f60 c05988bc c0598228 # [ 108.990561] 3f60: 00000000 00000000 c4453fac 4aa3dc81 0000000b 0000000b b6f1de00 00000004 # [ 108.998746] 3f80: c03002e4 c4452000 c4453fa4 c4453f98 c059894c c0598854 00000000 c4453fa8 # [ 109.006931] 3fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6dd6000 0000000b 00000000 # [ 109.015115] 3fc0: 0000000b 0000000b b6f1de00 00000004 00000001 00000000 00020000 bee04a54 # [ 109.023300] 3fe0: 00000004 bee04788 b6e8b94f b6e11c66 800e0030 00000001 00000000 00000000 # [ 109.031479] Backtrace: # [ 109.033957] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.042143] r7:c4453f60 r6:0000000b r5:c4605000 r4:0000002a # [ 109.047815] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.055833] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.063760] r9:c4453f60 r8:c530acc0 r7:0000000b r6:b6dd6000 r5:c4251400 r4:c0c2d420 # [ 109.071516] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.079355] r9:c07f4bfc r8:c4453f60 r7:c2816000 r6:b6dd6000 r5:c4251400 r4:00000000 # [ 109.087108] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.094250] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4452000 r5:c4251400 # [ 109.102083] r4:c4251400 # [ 109.104628] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.111770] r9:c4452000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:0000[ 109.671765] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 000b r4:0000000b # [ 109.119524[ 109.678171] lkdtm: attempting good refcount_inc() without overflow ] [] (sys_write) from [[ 109.687334] lkdtm: attempting bad refcount_inc() overflow ] (ret_fast_syscall+0x0[ 109.695590] ------------[ cut here ]------------ /0x28) # [ 109.127098] Exceptio[ 109.703067] WARNING: CPU: 0 PID: 2682 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 n stack(0xc4453fa8 to 0xc4453ff0)[ 109.714383] refcount_t: saturated; leaking memory. # [ 109.132157] 3fa0: [ 109.722075] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 0000000b 0000000b 00000[ 109.753799] CPU: 0 PID: 2682 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 109.764366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.770897] Backtrace: [ 109.773367] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.780946] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 109.786614] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.793937] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 109.800907] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 109.808661] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.816151] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c620c000 [ 109.821824] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 109.830791] r9:c1acba90 r8:c15e7d40 r7:c620df60 r6:00000016 r5:c649e000 r4:c620c000 [ 109.838551] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 109.848221] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 109.858323] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.867459] r4:0000002b [ 109.870005] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.878022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.885947] r9:c620df60 r8:c530acc0 r7:00000016 r6:b6e49000 r5:c4251e00 r4:c0c2d420 [ 109.893704] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.901542] r9:c07f4bfc r8:c620df60 r7:c2816000 r6:b6e49000 r5:c4251e00 r4:00000000 [ 109.909294] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.916437] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c620c000 r5:c4251e00 [ 109.924270] r4:c4251e00 [ 109.926813] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.933956] r9:c620c000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 [ 109.941710] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.949284] Exception stack(0xc620dfa8 to 0xc620dff0) [ 109.954345] dfa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 [ 109.962531] dfc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 bedc7a54 [ 109.970713] dfe0: 00000004 bedc7788 b6efe94f b6e84c66 001 b6dd6000 0000000b 00000000 #[ 109.975852] irq event stamp: 0 [ 109.140343] 3fc0: 0000000b 00[ 109.981761] hardirqs last enabled at (0): [<00000000>] 0x0 00000b b6f1de00 00000004 00000001[ 109.990761] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 00000000 00020000 bee04a54 # [ [ 110.001802] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 109.148527] 3fe0: 00000004 bee04[ 110.010985] softirqs last disabled at (0): [<00000000>] 0x0 788 b6e8b94f b6e11c66 # [ 109.1[ 110.019431] ---[ end trace 63d27ecc870d0061 ]--- 53586] Code: f5d1f05c f5d1f07c e8[ 110.026931] lkdtm: Overflow detected: saturated b151f8 e2522020 (e8a051f8) # [ 109.159689] ---[ end trace 63d27ecc870d0060 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # [ 109.671765] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 109.678171] lkdtm: attempting good refcount_inc() without overflow # [ 109.687334] lkdtm: attempting bad refcount_inc() overflow # [ 109.695590] ------------[ cut here ]------------ # [ 109.703067] WARNING: CPU: 0 PID: 2682 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.714383] refcount_t: saturated; leaking memory. # [ 109.722075] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 109.753799] CPU: 0 PID: 2682 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 109.764366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.770897] Backtrace: # [ 109.773367] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.780946] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 109.786614] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.793937] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.800907] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 109.808661] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.816151] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c620c000 # [ 109.821824] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 109.830791] r9:c1acba90 r8:c15e7d40 r7:c620df60 r6:00000016 r5:c649e000 r4:c620c000 # [ 109.838551] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 109.848221] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 109.858323] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.867459] r4:0000002b # [ 109.870005] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.878022] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.885947] r9:c620df60 r8:c530acc0 r7:00000016 r6:b6e49000 r5:c4251e00 r4:c0c2d420 # [ 109.893704] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.901542] r9:c07f4bfc r8:c620df60 r7:c2816000 r6:b6e49000 r5:c4251e00 r4:00000000 # [ 109.909294] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.916437] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c620c000 r5:c4251e00 # [ 109.924270] r4:c4251e00 # [ 109.926813] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.933956] r9:c620c000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000016 r4:00000016 # [ 109.941710] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.949284] Exception stack(0xc620dfa8 to 0xc620dff0) # [ 109.954345] dfa0: 00000016 00000016 00000001 b6e49000 00000016 00000000 # [ 109.962531] dfc0: 00000016 00000016 b6f90e00 00000004 00000001 00000000 00020000 bedc7a54 # [ 109.970713] dfe0: 00000004 bedc7788 b6efe94f b6e84c66 # [ 109.975852] irq event stamp: 0 # [ 109.981761] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.990761] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 110.001802] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 110.010985] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.019431] ---[ end trace 63d27ecc870d0061 ]--- # [ 110.026931] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVE[ 110.454613] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW RFLOW: missing 'call trace:': [FA[ 110.462401] lkdtm: attempting good refcount_add() without overflow IL] not ok 42 selftests: lkdtm: [ 110.471363] lkdtm: attempting bad refcount_add() overflow REFCOUNT_INC_OVERFLOW.sh # exit=1[ 110.479732] ------------[ cut here ]------------ # selftests: lkdtm: REFCOUNT_AD[ 110.487120] WARNING: CPU: 1 PID: 2716 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 D_OVERFLOW.sh [ 110.498403] refcount_t: saturated; leaking memory. [ 110.504455] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 110.533614] CPU: 1 PID: 2716 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 110.541364] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.547896] Backtrace: [ 110.550368] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 110.557946] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 110.563616] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 110.570937] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 110.577909] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 110.585664] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 110.593153] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5f32000 [ 110.598825] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 110.607792] r9:c1acbaa8 r8:c15e7d40 r7:c5f33f60 r6:00000016 r5:c47de000 r4:c5f32000 [ 110.615554] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 110.625226] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 110.635329] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.644465] r4:0000002c [ 110.647011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.655027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.662952] r9:c5f33f60 r8:c530acc0 r7:00000016 r6:b6e5f000 r5:c451a640 r4:c0c2d420 [ 110.670708] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.678546] r9:c07f4bfc r8:c5f33f60 r7:c2816000 r6:b6e5f000 r5:c451a640 r4:00000000 [ 110.686299] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.693442] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5f32000 r5:c451a640 [ 110.701275] r4:c451a640 [ 110.703817] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.710960] r9:c5f32000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000016 r4:00000016 [ 110.718715] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.726288] Exception stack(0xc5f33fa8 to 0xc5f33ff0) [ 110.731347] 3fa0: 00000016 00000016 00000001 b6e5f000 00000016 00000000 [ 110.739532] 3fc0: 00000016 00000016 b6fa6e00 00000004 00000001 00000000 00020000 bedbba54 [ 110.747714] 3fe0: 00000004 bedbb788 b6f1494f b6e9ac66 [ 110.752850] irq event stamp: 0 [ 110.755946] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.761535] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 110.769092] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 110.776653] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.782243] ---[ end trace 63d27ecc870d0062 ]--- [ 110.786908] lkdtm: Overflow detected: saturated # [ 110.454613] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 110.462401] lkdtm: attempting good refcount_add() without overflow # [ 110.471363] lkdtm: attempting bad refcount_add() overflow # [ 110.479732] ------------[ cut here ]------------ # [ 110.487120] WARNING: CPU: 1 PID: 2716 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 110.498403] refcount_t: saturated; leaking memory. # [ 110.504455] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 110.533614] CPU: 1 PID: 2716 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 110.541364] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.547896] Backtrace: # [ 110.550368] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.557946] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 110.563616] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.570937] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.577909] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 110.585664] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.593153] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5f32000 # [ 110.598825] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 110.607792] r9:c1acbaa8 r8:c15e7d40 r7:c5f33f60 r6:00000016 r5:c47de000 r4:c5f32000 # [ 110.615554] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 110.625226] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 110.635329] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.644465] r4:0000002c # [ 110.647011] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.655027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.662952] r9:c5f33f60 r8:c530acc0 r7:00000016 r6:b6e5f000 r5:c451a640 r4:c0c2d420 # [ 110.670708] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.678546] r9:c07f4bfc r8:c5f33f60 r7:c2816000 r6:b6e5f000 r5:c451a640 r4:00000000 # [ 110.686299] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.693442] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5f32000 r5:c451a640 # [ 110.701275] r4:c451a640 # [ 110.703817] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.710960] r9:c5f32000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000016 r4:00000016 # [ 110.718715] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.726288] Exception stack(0xc5f33fa8 to 0xc5f33ff0) # [ 110.731347] 3fa0: 00000016 00000016 00000001 b6e5f000 00000016 00000000 # [ 110.739532] 3fc0: 00000016 00000016 b6fa6e00 00000004 00000001 00000000 00020000 bedbba54 # [ 110.747714] 3fe0: 00000004 bedbb788 b6f1494f b6e9ac66 # [ 110.752850] irq event stamp: 0 # [ 110.755946] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.761535] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 110.769092] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 110.776653] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.782243] ---[ end trace 63d27ecc870d0062 ]--- # [ 110.786908] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:':[ 111.213208] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [FAIL] not ok 43 selftests: lkd[ 111.221015] lkdtm: attempting bad refcount_inc_not_zero() overflow tm: REFCOUNT_ADD_OVERFLOW.sh # ex[ 111.230112] ------------[ cut here ]------------ it=1 # selftests: lkdtm: REFCOUN[ 111.237573] WARNING: CPU: 1 PID: 2750 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 T_INC_NOT_ZERO_OVERFLOW.sh [ 111.248841] refcount_t: saturated; leaking memory. [ 111.256039] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 111.285187] CPU: 1 PID: 2750 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 111.292937] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.299470] Backtrace: [ 111.301943] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.309522] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 111.315191] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.322513] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.329483] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 111.337238] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.344728] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c620c000 [ 111.350401] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 111.359369] r9:c1acbac0 r8:c15e7d40 r7:c620df60 r6:0000001f r5:c47de000 r4:7fffffff [ 111.367131] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 111.377580] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 111.389236] r5:c47de000 r4:c620c000 [ 111.392829] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.402745] r4:0000002d [ 111.405291] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.413310] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.421235] r9:c620df60 r8:c530acc0 r7:0000001f r6:b6ea3000 r5:c2c90280 r4:c0c2d420 [ 111.428992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.436831] r9:c07f4bfc r8:c620df60 r7:c2816000 r6:b6ea3000 r5:c2c90280 r4:00000000 [ 111.444584] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.451729] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c620c000 r5:c2c90280 [ 111.459561] r4:c2c90280 [ 111.462104] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.469248] r9:c620c000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000001f r4:0000001f [ 111.477004] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.484578] Exception stack(0xc620dfa8 to 0xc620dff0) [ 111.489639] dfa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000000 [ 111.497825] dfc0: 0000001f 0000001f b6feae00 00000004 00000001 00000000 00020000 bed0ca54 [ 111.506007] dfe0: 00000004 bed0c788 b6f5894f b6edec66 [ 111.511122] irq event stamp: 0 [ 111.514195] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.519813] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.527364] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.534921] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.540515] ---[ end trace 63d27ecc870d0063 ]--- [ 111.545176] lkdtm: Overflow detected: saturated # [ 111.213208] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 111.221015] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 111.230112] ------------[ cut here ]------------ # [ 111.237573] WARNING: CPU: 1 PID: 2750 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 111.248841] refcount_t: saturated; leaking memory. # [ 111.256039] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 111.285187] CPU: 1 PID: 2750 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 111.292937] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.299470] Backtrace: # [ 111.301943] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.309522] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 111.315191] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.322513] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.329483] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 111.337238] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.344728] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c620c000 # [ 111.350401] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 111.359369] r9:c1acbac0 r8:c15e7d40 r7:c620df60 r6:0000001f r5:c47de000 r4:7fffffff # [ 111.367131] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 111.377580] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 111.389236] r5:c47de000 r4:c620c000 # [ 111.392829] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.402745] r4:0000002d # [ 111.405291] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.413310] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.421235] r9:c620df60 r8:c530acc0 r7:0000001f r6:b6ea3000 r5:c2c90280 r4:c0c2d420 # [ 111.428992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.436831] r9:c07f4bfc r8:c620df60 r7:c2816000 r6:b6ea3000 r5:c2c90280 r4:00000000 # [ 111.444584] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.451729] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c620c000 r5:c2c90280 # [ 111.459561] r4:c2c90280 # [ 111.462104] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.469248] r9:c620c000 r8:c03002e4 r7:00000004 r6:b6feae00 r5:0000001f r4:0000001f # [ 111.477004] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.484578] Exception stack(0xc620dfa8 to 0xc620dff0) # [ 111.489639] dfa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000000 # [ 111.497825] dfc0: 0000001f 0000001f b6feae00 00000004 00000001 00000000 00020000 bed0ca54 # [ 111.506007] dfe0: 00000004 bed0c788 b6f5894f b6edec66 # [ 111.511122] irq event stamp: 0 # [ 111.514195] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.519813] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.527364] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.534921] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.540515] ---[ end trace 63d27ecc870d0063 ]--- # [ 111.545176] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAI[ 111.972072] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW L] not ok 44 selftests: lkdtm: R[ 111.981133] lkdtm: attempting bad refcount_add_not_zero() overflow EFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 111.990249] ------------[ cut here ]------------ # exit=1 # selftests: lkdtm: REF[ 111.997701] WARNING: CPU: 3 PID: 2784 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 COUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 112.008906] refcount_t: saturated; leaking memory. [ 112.016461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 112.045641] CPU: 3 PID: 2784 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 112.053390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.059922] Backtrace: [ 112.062396] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.069974] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 112.075642] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.082963] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.089934] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 112.097687] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.105176] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c45c6000 [ 112.110852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 112.119820] r9:c1acbae0 r8:c15e7d40 r7:c45c7f60 r6:0000001f r5:c4041000 r4:7fffffff [ 112.127581] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 112.138030] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 112.149684] r5:c4041000 r4:c45c6000 [ 112.153278] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.163194] r4:0000002e [ 112.165740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.173756] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.181681] r9:c45c7f60 r8:c530acc0 r7:0000001f r6:b6e36000 r5:c451b180 r4:c0c2d420 [ 112.189437] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.197276] r9:c07f4bfc r8:c45c7f60 r7:c2816000 r6:b6e36000 r5:c451b180 r4:00000000 [ 112.205028] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.212170] r10:00000004 r9:00000000 r8:00000000 r7:b6e36000 r6:c45c6000 r5:c451b180 [ 112.220004] r4:c451b180 [ 112.222547] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.229689] r9:c45c6000 r8:c03002e4 r7:00000004 r6:b6f7de00 r5:0000001f r4:0000001f [ 112.237444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.245018] Exception stack(0xc45c7fa8 to 0xc45c7ff0) [ 112.250077] 7fa0: 0000001f 0000001f 00000001 b6e36000 0000001f 00000000 [ 112.258263] 7fc0: 0000001f 0000001f b6f7de00 00000004 00000001 00000000 00020000 bef2fa54 [ 112.266446] 7fe0: 00000004 bef2f788 b6eeb94f b6e71c66 [ 112.271561] irq event stamp: 0 [ 112.274634] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.280258] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.287838] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.295421] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.301014] ---[ end trace 63d27ecc870d0064 ]--- [ 112.305686] lkdtm: Overflow detected: saturated # [ 111.972072] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 111.981133] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 111.990249] ------------[ cut here ]------------ # [ 111.997701] WARNING: CPU: 3 PID: 2784 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 112.008906] refcount_t: saturated; leaking memory. # [ 112.016461] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 112.045641] CPU: 3 PID: 2784 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 112.053390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.059922] Backtrace: # [ 112.062396] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.069974] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 112.075642] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.082963] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.089934] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 112.097687] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.105176] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c45c6000 # [ 112.110852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 112.119820] r9:c1acbae0 r8:c15e7d40 r7:c45c7f60 r6:0000001f r5:c4041000 r4:7fffffff # [ 112.127581] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 112.138030] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 112.149684] r5:c4041000 r4:c45c6000 # [ 112.153278] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.163194] r4:0000002e # [ 112.165740] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.173756] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.181681] r9:c45c7f60 r8:c530acc0 r7:0000001f r6:b6e36000 r5:c451b180 r4:c0c2d420 # [ 112.189437] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.197276] r9:c07f4bfc r8:c45c7f60 r7:c2816000 r6:b6e36000 r5:c451b180 r4:00000000 # [ 112.205028] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.212170] r10:00000004 r9:00000000 r8:00000000 r7:b6e36000 r6:c45c6000 r5:c451b180 # [ 112.220004] r4:c451b180 # [ 112.222547] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.229689] r9:c45c6000 r8:c03002e4 r7:00000004 r6:b6f7de00 r5:0000001f r4:0000001f # [ 112.237444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.245018] Exception stack(0xc45c7fa8 to 0xc45c7ff0) # [ 112.250077] 7fa0: 0000001f 0000001f 00000001 b6e36000 0000001f 00000000 # [ 112.258263] 7fc0: 0000001f 0000001f b6f7de00 00000004 00000001 00000000 00020000 bef2fa54 # [ 112.266446] 7fe0: 00000004 bef2f788 b6eeb94f b6e71c66 # [ 112.271561] irq event stamp: 0 # [ 112.274634] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.280258] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.287838] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 112.295421] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.301014] ---[ end trace 63d27ecc870d0064 ]--- # [ 112.305686] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not [ 112.732297] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO ok 45 selftests: lkdtm: REFCOUNT_[ 112.739941] lkdtm: attempting good refcount_dec() ADD_NOT_ZERO_OVERFLOW.sh # exit=1[ 112.747473] lkdtm: attempting bad refcount_dec() to zero # selftests: lkdtm: REFCOUNT_DE[ 112.755723] ------------[ cut here ]------------ C_ZERO.sh [ 112.763171] WARNING: CPU: 1 PID: 2818 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 112.772558] refcount_t: decrement hit 0; leaking memory. [ 112.777938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 112.807095] CPU: 1 PID: 2818 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 112.814846] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.821379] Backtrace: [ 112.823853] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.831432] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 112.837101] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.844424] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.851395] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 112.859150] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.866640] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c4472000 [ 112.872313] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 112.881282] r9:c1acbb00 r8:c15e7d40 r7:c4473f60 r6:00000012 r5:c47de000 r4:c4472000 [ 112.889043] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 112.898711] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 112.908469] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.917259] r4:0000002f [ 112.919805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.927823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.935747] r9:c4473f60 r8:c530acc0 r7:00000012 r6:b6e31000 r5:c2f63400 r4:c0c2d420 [ 112.943504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.951343] r9:c07f4bfc r8:c4473f60 r7:c2816000 r6:b6e31000 r5:c2f63400 r4:00000000 [ 112.959095] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.966238] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c4472000 r5:c2f63400 [ 112.974072] r4:c2f63400 [ 112.976616] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.983758] r9:c4472000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000012 r4:00000012 [ 112.991512] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.999085] Exception stack(0xc4473fa8 to 0xc4473ff0) [ 113.004146] 3fa0: 00000012 00000012 00000001 b6e31000 00000012 00000000 [ 113.012330] 3fc0: 00000012 00000012 b6f78e00 00000004 00000001 00000000 00020000 bebd7a54 [ 113.020514] 3fe0: 00000004 bebd7788 b6ee694f b6e6cc66 [ 113.025634] irq event stamp: 0 [ 113.028709] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.034297] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.041830] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.049356] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.054968] ---[ end trace 63d27ecc870d0065 ]--- [ 113.059597] lkdtm: Zero detected: saturated # [ 112.732297] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 112.739941] lkdtm: attempting good refcount_dec() # [ 112.747473] lkdtm: attempting bad refcount_dec() to zero # [ 112.755723] ------------[ cut here ]------------ # [ 112.763171] WARNING: CPU: 1 PID: 2818 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 112.772558] refcount_t: decrement hit 0; leaking memory. # [ 112.777938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 112.807095] CPU: 1 PID: 2818 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 112.814846] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.821379] Backtrace: # [ 112.823853] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.831432] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 112.837101] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.844424] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.851395] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 112.859150] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.866640] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c4472000 # [ 112.872313] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 112.881282] r9:c1acbb00 r8:c15e7d40 r7:c4473f60 r6:00000012 r5:c47de000 r4:c4472000 # [ 112.889043] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 112.898711] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 112.908469] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.917259] r4:0000002f # [ 112.919805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.927823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.935747] r9:c4473f60 r8:c530acc0 r7:00000012 r6:b6e31000 r5:c2f63400 r4:c0c2d420 # [ 112.943504] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.951343] r9:c07f4bfc r8:c4473f60 r7:c2816000 r6:b6e31000 r5:c2f63400 r4:00000000 # [ 112.959095] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.966238] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c4472000 r5:c2f63400 # [ 112.974072] r4:c2f63400 # [ 112.976616] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.983758] r9:c4472000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000012 r4:00000012 # [ 112.991512] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.999085] Exception stack(0xc4473fa8 to 0xc4473ff0) # [ 113.004146] 3fa0: 00000012 00000012 00000001 b6e31000 00000012 00000000 # [ 113.012330] 3fc0: 00000012 00000012 b6f78e00 00000004 00000001 00000000 00020000 bebd7a54 # [ 113.020514] 3fe0: 00000004 bebd7788 b6ee694f b6e6cc66 # [ 113.025634] irq event stamp: 0 # [ 113.028709] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.034297] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.041830] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.049356] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.054968] ---[ end trace 63d27ecc870d0065 ]--- # [ 113.059597] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 113.505926] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 113.511953] lkdtm: attempting bad refcount_dec() below zero [ 113.517619] ------------[ cut here ]------------ [ 113.522268] WARNING: CPU: 3 PID: 2855 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 113.530782] refcount_t: decrement hit 0; leaking memory. [ 113.536144] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 113.565305] CPU: 3 PID: 2855 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 113.573055] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.579588] Backtrace: [ 113.582062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.589641] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 113.595311] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.602633] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.609604] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 113.617360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.624851] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c4042000 [ 113.630528] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 113.639495] r9:c1acbb14 r8:c15e7d40 r7:c4043f60 r6:00000016 r5:00000000 r4:c4042000 [ 113.647254] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 113.656923] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 113.667028] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.676166] r5:c65a5000 r4:00000030 [ 113.679752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.687768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.695694] r9:c4043f60 r8:c530acc0 r7:00000016 r6:b6e30000 r5:c6163680 r4:c0c2d420 [ 113.703451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.711291] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e30000 r5:c6163680 r4:00000000 [ 113.719043] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.726186] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c4042000 r5:c6163680 [ 113.734018] r4:c6163680 [ 113.736562] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.743705] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f77e00 r5:00000016 r4:00000016 [ 113.751461] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.759035] Exception stack(0xc4043fa8 to 0xc4043ff0) [ 113.764096] 3fa0: 00000016 00000016 00000001 b6e30000 00000016 00000000 [ 113.772281] 3fc0: 00000016 00000016 b6f77e00 00000004 00000001 00000000 00020000 bea63a54 [ 113.780464] 3fe0: 00000004 bea63788 b6ee594f b6e6bc66 [ 113.785582] irq event stamp: 0 [ 113.788657] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.794245] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.801792] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.809358] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.814986] ---[ end trace 63d27ecc870d0066 ]--- [ 113.819617] lkdtm: Negative detected: saturated # [ 113.505926] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 113.511953] lkdtm: attempting bad refcount_dec() below zero # [ 113.517619] ------------[ cut here ]------------ # [ 113.522268] WARNING: CPU: 3 PID: 2855 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 113.530782] refcount_t: decrement hit 0; leaking memory. # [ 113.536144] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 113.565305] CPU: 3 PID: 2855 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 113.573055] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.579588] Backtrace: # [ 113.582062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.589641] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 113.595311] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.602633] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.609604] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 113.617360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.624851] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c4042000 # [ 113.630528] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 113.639495] r9:c1acbb14 r8:c15e7d40 r7:c4043f60 r6:00000016 r5:00000000 r4:c4042000 # [ 113.647254] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 113.656923] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 113.667028] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.676166] r5:c65a5000 r4:00000030 # [ 113.679752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.687768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.695694] r9:c4043f60 r8:c530acc0 r7:00000016 r6:b6e30000 r5:c6163680 r4:c0c2d420 # [ 113.703451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.711291] r9:c07f4bfc r8:c4043f60 r7:c2816000 r6:b6e30000 r5:c6163680 r4:00000000 # [ 113.719043] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.726186] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c4042000 r5:c6163680 # [ 113.734018] r4:c6163680 # [ 113.736562] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.743705] r9:c4042000 r8:c03002e4 r7:00000004 r6:b6f77e00 r5:00000016 r4:00000016 # [ 113.751461] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.759035] Exception stack(0xc4043fa8 to 0xc4043ff0) # [ 113.764096] 3fa0: 00000016 00000016 00000001 b6e30000 00000016 00000000 # [ 113.772281] 3fc0: 00000016 00000016 b6f77e00 00000004 00000001 00000000 00020000 bea63a54 # [ 113.780464] 3fe0: 00000004 bea63788 b6ee594f b6e6bc66 # [ 113.785582] irq event stamp: 0 # [ 113.788657] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.794245] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.801792] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.809358] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.814986] ---[ end trace 63d27ecc870d0066 ]--- # [ 113.819617] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 114.260217] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 114.267091] lkdtm: attempting bad refcount_dec_and_test() below zero [ 114.273460] ------------[ cut here ]------------ [ 114.278287] WARNING: CPU: 2 PID: 2890 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 114.286911] refcount_t: underflow; use-after-free. [ 114.291724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 114.320878] CPU: 2 PID: 2890 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 114.328629] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.335161] Backtrace: [ 114.337636] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.345215] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 114.350886] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.358208] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.365178] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 114.372935] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.380424] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c453a000 [ 114.386099] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 114.395153] r9:c1acbb2c r8:c15e7d40 r7:c453bf60 r6:0000001f r5:00000000 r4:c453a000 [ 114.402916] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 114.413370] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 114.425034] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.434952] r5:c6488000 r4:00000031 [ 114.438539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.446557] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.454481] r9:c453bf60 r8:c530acc0 r7:0000001f r6:b6e16000 r5:c4251e00 r4:c0c2d420 [ 114.462238] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.470076] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6e16000 r5:c4251e00 r4:00000000 [ 114.477829] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.484974] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c453a000 r5:c4251e00 [ 114.492806] r4:c4251e00 [ 114.495349] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.502492] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000001f r4:0000001f [ 114.510246] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.517820] Exception stack(0xc453bfa8 to 0xc453bff0) [ 114.522881] bfa0: 0000001f 0000001f 00000001 b6e16000 0000001f 00000000 [ 114.531068] bfc0: 0000001f 0000001f b6f5de00 00000004 00000001 00000000 00020000 bec5da54 [ 114.539251] bfe0: 00000004 bec5d788 b6ecb94f b6e51c66 [ 114.544381] irq event stamp: 0 [ 114.547478] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.553070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.560599] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.568142] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.573744] ---[ end trace 63d27ecc870d0067 ]--- [ 114.578402] lkdtm: Negative detected: saturated # [ 114.260217] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 114.267091] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 114.273460] ------------[ cut here ]------------ # [ 114.278287] WARNING: CPU: 2 PID: 2890 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 114.286911] refcount_t: underflow; use-after-free. # [ 114.291724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 114.320878] CPU: 2 PID: 2890 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 114.328629] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.335161] Backtrace: # [ 114.337636] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.345215] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 114.350886] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.358208] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.365178] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 114.372935] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.380424] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c453a000 # [ 114.386099] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 114.395153] r9:c1acbb2c r8:c15e7d40 r7:c453bf60 r6:0000001f r5:00000000 r4:c453a000 # [ 114.402916] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 114.413370] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 114.425034] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.434952] r5:c6488000 r4:00000031 # [ 114.438539] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.446557] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.454481] r9:c453bf60 r8:c530acc0 r7:0000001f r6:b6e16000 r5:c4251e00 r4:c0c2d420 # [ 114.462238] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.470076] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6e16000 r5:c4251e00 r4:00000000 # [ 114.477829] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.484974] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c453a000 r5:c4251e00 # [ 114.492806] r4:c4251e00 # [ 114.495349] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.502492] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000001f r4:0000001f # [ 114.510246] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.517820] Exception stack(0xc453bfa8 to 0xc453bff0) # [ 114.522881] bfa0: 0000001f 0000001f 00000001 b6e16000 0000001f 00000000 # [ 114.531068] bfc0: 0000001f 0000001f b6f5de00 00000004 00000001 00000000 00020000 bec5da54 # [ 114.539251] bfe0: 00000004 bec5d788 b6ecb94f b6e51c66 # [ 114.544381] irq event stamp: 0 # [ 114.547478] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.553070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.560599] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.568142] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.573744] ---[ end trace 63d27ecc870d0067 ]--- # [ 114.578402] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 115.052559] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 115.059424] lkdtm: attempting bad refcount_sub_and_test() below zero [ 115.065896] ------------[ cut here ]------------ [ 115.070572] WARNING: CPU: 0 PID: 2925 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 115.079153] refcount_t: underflow; use-after-free. [ 115.083954] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 115.113124] CPU: 0 PID: 2925 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 115.120875] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.127407] Backtrace: [ 115.129880] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.137460] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 115.143127] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.150449] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.157420] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 115.165175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.172663] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c453a000 [ 115.178335] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 115.187389] r9:c1acbb4c r8:c15e7d40 r7:c453bf60 r6:0000001f r5:c2c7f000 r4:c453a000 [ 115.195151] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 115.205604] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 115.217268] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.227186] r4:00000032 [ 115.229731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.237750] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.245675] r9:c453bf60 r8:c530acc0 r7:0000001f r6:b6e1d000 r5:c615c140 r4:c0c2d420 [ 115.253431] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.261270] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6e1d000 r5:c615c140 r4:00000000 [ 115.269022] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.276165] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c453a000 r5:c615c140 [ 115.283998] r4:c615c140 [ 115.286541] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.293684] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:0000001f r4:0000001f [ 115.301438] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.309011] Exception stack(0xc453bfa8 to 0xc453bff0) [ 115.314071] bfa0: 0000001f 0000001f 00000001 b6e1d000 0000001f 00000000 [ 115.322258] bfc0: 0000001f 0000001f b6f64e00 00000004 00000001 00000000 00020000 be94fa54 [ 115.330440] bfe0: 00000004 be94f788 b6ed294f b6e58c66 [ 115.335566] irq event stamp: 0 [ 115.338637] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.344227] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.352686] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.360252] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.365862] ---[ end trace 63d27ecc870d0068 ]--- [ 115.370493] lkdtm: Negative detected: saturated # [ 115.052559] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 115.059424] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 115.065896] ------------[ cut here ]------------ # [ 115.070572] WARNING: CPU: 0 PID: 2925 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 115.079153] refcount_t: underflow; use-after-free. # [ 115.083954] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 115.113124] CPU: 0 PID: 2925 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 115.120875] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.127407] Backtrace: # [ 115.129880] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.137460] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 115.143127] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.150449] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.157420] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 115.165175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.172663] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c453a000 # [ 115.178335] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 115.187389] r9:c1acbb4c r8:c15e7d40 r7:c453bf60 r6:0000001f r5:c2c7f000 r4:c453a000 # [ 115.195151] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 115.205604] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 115.217268] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.227186] r4:00000032 # [ 115.229731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.237750] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.245675] r9:c453bf60 r8:c530acc0 r7:0000001f r6:b6e1d000 r5:c615c140 r4:c0c2d420 # [ 115.253431] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.261270] r9:c07f4bfc r8:c453bf60 r7:c2816000 r6:b6e1d000 r5:c615c140 r4:00000000 # [ 115.269022] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.276165] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c453a000 r5:c615c140 # [ 115.283998] r4:c615c140 # [ 115.286541] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.293684] r9:c453a000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:0000001f r4:0000001f # [ 115.301438] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.309011] Exception stack(0xc453bfa8 to 0xc453bff0) # [ 115.314071] bfa0: 0000001f 0000001f 00000001 b6e1d000 0000001f 00000000 # [ 115.322258] bfc0: 0000001f 0000001f b6f64e00 00000004 00000001 00000000 00020000 be94fa54 # [ 115.330440] bfe0: 00000004 be94f788 b6ed294f b6e58c66 # [ 115.335566] irq event stamp: 0 # [ 115.338637] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.344227] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.352686] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.360252] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.365862] ---[ end trace 63d27ecc870d0068 ]--- # [ 115.370493] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFC[ 115.806469] lkdtm: Performing direct entry REFCOUNT_INC_ZERO OUNT_SUB_AND_TEST_NEGATIVE.sh # [ 115.814771] lkdtm: attempting safe refcount_inc_not_zero() from zero selftests: lkdtm: REFCOUNT_INC_ZE[ 115.824047] lkdtm: Good: zero detected RO.sh [ 115.830726] lkdtm: Correctly stayed at zero [ 115.835573] lkdtm: attempting bad refcount_inc() from zero [ 115.841094] ------------[ cut here ]------------ [ 115.845770] WARNING: CPU: 0 PID: 2957 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 115.854304] refcount_t: addition on 0; use-after-free. [ 115.859486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 115.888631] CPU: 0 PID: 2957 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 115.896381] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.902914] Backtrace: [ 115.905385] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.912964] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 115.918634] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.925955] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.932925] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 [ 115.940679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.948168] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5edc000 [ 115.953842] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 115.962897] r9:c1acbb6c r8:c15e7d40 r7:c5eddf60 r6:00000012 r5:00000000 r4:c5edc000 [ 115.970659] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 115.980332] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 115.990085] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.998876] r5:c447b000 r4:00000033 [ 116.002464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.010481] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.018406] r9:c5eddf60 r8:c530acc0 r7:00000012 r6:b6e40000 r5:c42be8c0 r4:c0c2d420 [ 116.026164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.034003] r9:c07f4bfc r8:c5eddf60 r7:c2816000 r6:b6e40000 r5:c42be8c0 r4:00000000 [ 116.041755] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.048897] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c5edc000 r5:c42be8c0 [ 116.056730] r4:c42be8c0 [ 116.059272] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.066415] r9:c5edc000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000012 r4:00000012 [ 116.074168] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.081742] Exception stack(0xc5eddfa8 to 0xc5eddff0) [ 116.086803] dfa0: 00000012 00000012 00000001 b6e40000 00000012 00000000 [ 116.094988] dfc0: 00000012 00000012 b6f87e00 00000004 00000001 00000000 00020000 bea7fa54 [ 116.103171] dfe0: 00000004 bea7f788 b6ef594f b6e7bc66 [ 116.108274] irq event stamp: 0 [ 116.111346] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.116961] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.124474] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.132952] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.138605] ---[ end trace 63d27ecc870d0069 ]--- [ 116.143235] lkdtm: Zero detected: saturated # [ 115.806469] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 115.814771] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 115.824047] lkdtm: Good: zero detected # [ 115.830726] lkdtm: Correctly stayed at zero # [ 115.835573] lkdtm: attempting bad refcount_inc() from zero # [ 115.841094] ------------[ cut here ]------------ # [ 115.845770] WARNING: CPU: 0 PID: 2957 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 115.854304] refcount_t: addition on 0; use-after-free. # [ 115.859486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 115.888631] CPU: 0 PID: 2957 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 115.896381] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.902914] Backtrace: # [ 115.905385] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.912964] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 115.918634] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.925955] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.932925] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 # [ 115.940679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.948168] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5edc000 # [ 115.953842] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 115.962897] r9:c1acbb6c r8:c15e7d40 r7:c5eddf60 r6:00000012 r5:00000000 r4:c5edc000 # [ 115.970659] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 115.980332] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 115.990085] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.998876] r5:c447b000 r4:00000033 # [ 116.002464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.010481] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.018406] r9:c5eddf60 r8:c530acc0 r7:00000012 r6:b6e40000 r5:c42be8c0 r4:c0c2d420 # [ 116.026164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.034003] r9:c07f4bfc r8:c5eddf60 r7:c2816000 r6:b6e40000 r5:c42be8c0 r4:00000000 # [ 116.041755] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.048897] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c5edc000 r5:c42be8c0 # [ 116.056730] r4:c42be8c0 # [ 116.059272] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.066415] r9:c5edc000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000012 r4:00000012 # [ 116.074168] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.081742] Exception stack(0xc5eddfa8 to 0xc5eddff0) # [ 116.086803] dfa0: 00000012 00000012 00000001 b6e40000 00000012 00000000 # [ 116.094988] dfc0: 00000012 00000012 b6f87e00 00000004 00000001 00000000 00020000 bea7fa54 # [ 116.103171] dfe0: 00000004 bea7f788 b6ef594f b6e7bc66 # [ 116.108274] irq event stamp: 0 # [ 116.111346] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.116961] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.124474] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.132952] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.138605] ---[ end trace 63d27ecc870d0069 ]--- # [ 116.143235] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: R[ 116.593383] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO EFCOUNT_INC_ZERO.sh # exit=1 # s[ 116.601274] lkdtm: attempting safe refcount_add_not_zero() from zero elftests: lkdtm: REFCOUNT_ADD_ZER[ 116.610569] lkdtm: Good: zero detected O.sh [ 116.617178] lkdtm: Correctly stayed at zero [ 116.621854] lkdtm: attempting bad refcount_add() from zero [ 116.627376] ------------[ cut here ]------------ [ 116.632022] WARNING: CPU: 0 PID: 2991 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 116.640595] refcount_t: addition on 0; use-after-free. [ 116.645776] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 116.674930] CPU: 0 PID: 2991 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 116.682680] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.689213] Backtrace: [ 116.691685] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.699263] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 116.704932] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.712254] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.719225] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 [ 116.726980] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.734469] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c4254000 [ 116.740141] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 116.749193] r9:c1acbb80 r8:c15e7d40 r7:c4255f60 r6:00000012 r5:00000000 r4:c4254000 [ 116.756954] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 116.766625] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 116.776380] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.785170] r5:c447b000 r4:00000034 [ 116.788757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.796775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.804699] r9:c4255f60 r8:c530acc0 r7:00000012 r6:b6e9b000 r5:c451a500 r4:c0c2d420 [ 116.812456] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.820295] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e9b000 r5:c451a500 r4:00000000 [ 116.828048] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.835191] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c4254000 r5:c451a500 [ 116.843023] r4:c451a500 [ 116.845565] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.852708] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000012 r4:00000012 [ 116.860462] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.868035] Exception stack(0xc4255fa8 to 0xc4255ff0) [ 116.873096] 5fa0: 00000012 00000012 00000001 b6e9b000 00000012 00000000 [ 116.881281] 5fc0: 00000012 00000012 b6fe2e00 00000004 00000001 00000000 00020000 beebea54 [ 116.889465] 5fe0: 00000004 beebe788 b6f5094f b6ed6c66 [ 116.894575] irq event stamp: 0 [ 116.897671] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.903260] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.911645] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.919230] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.924845] ---[ end trace 63d27ecc870d006a ]--- [ 116.929474] lkdtm: Zero detected: saturated # [ 116.593383] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 116.601274] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 116.610569] lkdtm: Good: zero detected # [ 116.617178] lkdtm: Correctly stayed at zero # [ 116.621854] lkdtm: attempting bad refcount_add() from zero # [ 116.627376] ------------[ cut here ]------------ # [ 116.632022] WARNING: CPU: 0 PID: 2991 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 116.640595] refcount_t: addition on 0; use-after-free. # [ 116.645776] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 116.674930] CPU: 0 PID: 2991 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 116.682680] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.689213] Backtrace: # [ 116.691685] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.699263] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 116.704932] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.712254] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.719225] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 # [ 116.726980] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.734469] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c4254000 # [ 116.740141] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 116.749193] r9:c1acbb80 r8:c15e7d40 r7:c4255f60 r6:00000012 r5:00000000 r4:c4254000 # [ 116.756954] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 116.766625] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 116.776380] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.785170] r5:c447b000 r4:00000034 # [ 116.788757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.796775] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.804699] r9:c4255f60 r8:c530acc0 r7:00000012 r6:b6e9b000 r5:c451a500 r4:c0c2d420 # [ 116.812456] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.820295] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6e9b000 r5:c451a500 r4:00000000 # [ 116.828048] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.835191] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c4254000 r5:c451a500 # [ 116.843023] r4:c451a500 # [ 116.845565] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.852708] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000012 r4:00000012 # [ 116.860462] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.868035] Exception stack(0xc4255fa8 to 0xc4255ff0) # [ 116.873096] 5fa0: 00000012 00000012 00000001 b6e9b000 00000012 00000000 # [ 116.881281] 5fc0: 00000012 00000012 b6fe2e00 00000004 00000001 00000000 00020000 beebea54 # [ 116.889465] 5fe0: 00000004 beebe788 b6f5094f b6ed6c66 # [ 116.894575] irq event stamp: 0 # [ 116.897671] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.903260] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.911645] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.919230] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.924845] ---[ end trace 63d27ecc870d006a ]--- # [ 116.929474] 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 [ 117.408460] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 117.414575] lkdtm: attempting bad refcount_inc() from saturated [ 117.420686] ------------[ cut here ]------------ [ 117.425411] WARNING: CPU: 3 PID: 3028 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 117.433865] refcount_t: saturated; leaking memory. [ 117.438806] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 117.468255] CPU: 3 PID: 3028 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 117.476005] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.482536] Backtrace: [ 117.485009] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.492588] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 117.498257] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.505579] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.512551] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 117.520306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.527796] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c44fe000 [ 117.533470] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 117.542437] r9:c1acbb94 r8:c15e7d40 r7:c44fff60 r6:00000017 r5:c5f3e000 r4:c44fe000 [ 117.550197] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 117.559868] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 117.570057] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.579280] r4:00000035 [ 117.581825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.589842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.597765] r9:c44fff60 r8:c530acc0 r7:00000017 r6:b6e53000 r5:c427c640 r4:c0c2d420 [ 117.605521] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.613361] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6e53000 r5:c427c640 r4:00000000 [ 117.621114] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.628258] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c44fe000 r5:c427c640 [ 117.636091] r4:c427c640 [ 117.638634] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.645776] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000017 r4:00000017 [ 117.653531] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.661106] Exception stack(0xc44fffa8 to 0xc44ffff0) [ 117.666166] ffa0: 00000017 00000017 00000001 b6e53000 00000017 00000000 [ 117.674352] ffc0: 00000017 00000017 b6f9ae00 00000004 00000001 00000000 00020000 beacaa54 [ 117.682534] ffe0: 00000004 beaca788 b6f0894f b6e8ec66 [ 117.687648] irq event stamp: 0 [ 117.690722] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.696337] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.703864] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.711417] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.717049] ---[ end trace 63d27ecc870d006b ]--- [ 117.721686] lkdtm: Saturation detected: still saturated # [ 117.408460] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 117.414575] lkdtm: attempting bad refcount_inc() from saturated # [ 117.420686] ------------[ cut here ]------------ # [ 117.425411] WARNING: CPU: 3 PID: 3028 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 117.433865] refcount_t: saturated; leaking memory. # [ 117.438806] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 117.468255] CPU: 3 PID: 3028 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 117.476005] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.482536] Backtrace: # [ 117.485009] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.492588] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 117.498257] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.505579] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.512551] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 117.520306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.527796] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c44fe000 # [ 117.533470] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 117.542437] r9:c1acbb94 r8:c15e7d40 r7:c44fff60 r6:00000017 r5:c5f3e000 r4:c44fe000 # [ 117.550197] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 117.559868] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 117.570057] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.579280] r4:00000035 # [ 117.581825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.589842] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.597765] r9:c44fff60 r8:c530acc0 r7:00000017 r6:b6e53000 r5:c427c640 r4:c0c2d420 # [ 117.605521] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.613361] r9:c07f4bfc r8:c44fff60 r7:c2816000 r6:b6e53000 r5:c427c640 r4:00000000 # [ 117.621114] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.628258] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c44fe000 r5:c427c640 # [ 117.636091] r4:c427c640 # [ 117.638634] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.645776] r9:c44fe000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000017 r4:00000017 # [ 117.653531] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.661106] Exception stack(0xc44fffa8 to 0xc44ffff0) # [ 117.666166] ffa0: 00000017 00000017 00000001 b6e53000 00000017 00000000 # [ 117.674352] ffc0: 00000017 00000017 b6f9ae00 00000004 00000001 00000000 00020000 beacaa54 # [ 117.682534] ffe0: 00000004 beaca788 b6f0894f b6e8ec66 # [ 117.687648] irq event stamp: 0 # [ 117.690722] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.696337] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.703864] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.711417] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.717049] ---[ end trace 63d27ecc870d006b ]--- # [ 117.721686] 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 [ 118.213700] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 118.219896] lkdtm: attempting bad refcount_dec() from saturated [ 118.225976] ------------[ cut here ]------------ [ 118.230648] WARNING: CPU: 3 PID: 3063 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 118.239142] refcount_t: decrement hit 0; leaking memory. [ 118.244467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 118.273620] CPU: 3 PID: 3063 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 118.281368] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.287899] Backtrace: [ 118.290370] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.297948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 118.303618] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.310940] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.317911] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 118.325664] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.333152] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c647c000 [ 118.338824] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 118.347791] r9:c1acbbac r8:c15e7d40 r7:c647df60 r6:00000017 r5:c65ad000 r4:c647c000 [ 118.355552] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 118.365219] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 118.375411] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.384635] r4:00000036 [ 118.387180] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.395196] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.403120] r9:c647df60 r8:c530acc0 r7:00000017 r6:b6e27000 r5:c5f68780 r4:c0c2d420 [ 118.410877] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.418715] r9:c07f4bfc r8:c647df60 r7:c2816000 r6:b6e27000 r5:c5f68780 r4:00000000 [ 118.426467] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.433610] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c647c000 r5:c5f68780 [ 118.441445] r4:c5f68780 [ 118.443987] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.451131] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000017 r4:00000017 [ 118.458884] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.466458] Exception stack(0xc647dfa8 to 0xc647dff0) [ 118.471518] dfa0: 00000017 00000017 00000001 b6e27000 00000017 00000000 [ 118.479702] dfc0: 00000017 00000017 b6f6ee00 00000004 00000001 00000000 00020000 beb49a54 [ 118.487885] dfe0: 00000004 beb49788 b6edc94f b6e62c66 [ 118.493007] irq event stamp: 0 [ 118.496103] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.501692] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.509233] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.516782] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.522381] ---[ end trace 63d27ecc870d006c ]--- [ 118.527061] lkdtm: Saturation detected: still saturated # [ 118.213700] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 118.219896] lkdtm: attempting bad refcount_dec() from saturated # [ 118.225976] ------------[ cut here ]------------ # [ 118.230648] WARNING: CPU: 3 PID: 3063 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 118.239142] refcount_t: decrement hit 0; leaking memory. # [ 118.244467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 118.273620] CPU: 3 PID: 3063 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 118.281368] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.287899] Backtrace: # [ 118.290370] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.297948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 118.303618] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.310940] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.317911] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 118.325664] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.333152] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c647c000 # [ 118.338824] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 118.347791] r9:c1acbbac r8:c15e7d40 r7:c647df60 r6:00000017 r5:c65ad000 r4:c647c000 # [ 118.355552] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 118.365219] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 118.375411] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.384635] r4:00000036 # [ 118.387180] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.395196] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.403120] r9:c647df60 r8:c530acc0 r7:00000017 r6:b6e27000 r5:c5f68780 r4:c0c2d420 # [ 118.410877] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.418715] r9:c07f4bfc r8:c647df60 r7:c2816000 r6:b6e27000 r5:c5f68780 r4:00000000 # [ 118.426467] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.433610] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c647c000 r5:c5f68780 # [ 118.441445] r4:c5f68780 # [ 118.443987] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.451131] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000017 r4:00000017 # [ 118.458884] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.466458] Exception stack(0xc647dfa8 to 0xc647dff0) # [ 118.471518] dfa0: 00000017 00000017 00000001 b6e27000 00000017 00000000 # [ 118.479702] dfc0: 00000017 00000017 b6f6ee00 00000004 00000001 00000000 00020000 beb49a54 # [ 118.487885] dfe0: 00000004 beb49788 b6edc94f b6e62c66 # [ 118.493007] irq event stamp: 0 # [ 118.496103] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.501692] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.509233] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.516782] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.522381] ---[ end trace 63d27ecc870d006c ]--- # [ 118.527061] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 118.999253] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 119.005447] lkdtm: attempting bad refcount_dec() from saturated [ 119.011379] ------------[ cut here ]------------ [ 119.016074] WARNING: CPU: 1 PID: 3098 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 119.024522] refcount_t: saturated; leaking memory. [ 119.029370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 119.058577] CPU: 1 PID: 3098 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 119.066329] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.072861] Backtrace: [ 119.075334] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.082912] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.088581] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.095903] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.102872] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 119.110628] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.118116] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c626c000 [ 119.123793] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.132760] r9:c1acbbc4 r8:c15e7d40 r7:c626df60 r6:00000017 r5:c64d6000 r4:c626c000 [ 119.140522] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.150194] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 119.160381] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.169603] r4:00000037 [ 119.172149] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.180168] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.188093] r9:c626df60 r8:c530acc0 r7:00000017 r6:b6e76000 r5:c6323a40 r4:c0c2d420 [ 119.195850] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.203688] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e76000 r5:c6323a40 r4:00000000 [ 119.211440] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.218585] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c626c000 r5:c6323a40 [ 119.226418] r4:c6323a40 [ 119.228962] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.236106] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000017 r4:00000017 [ 119.243861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.251435] Exception stack(0xc626dfa8 to 0xc626dff0) [ 119.256495] dfa0: 00000017 00000017 00000001 b6e76000 00000017 00000000 [ 119.264681] dfc0: 00000017 00000017 b6fbde00 00000004 00000001 00000000 00020000 beed8a54 [ 119.272863] dfe0: 00000004 beed8788 b6f2b94f b6eb1c66 [ 119.277990] irq event stamp: 0 [ 119.281063] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.286706] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.294214] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.301771] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.307386] ---[ end trace 63d27ecc870d006d ]--- [ 119.312021] lkdtm: Saturation detected: still saturated # [ 118.999253] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 119.005447] lkdtm: attempting bad refcount_dec() from saturated # [ 119.011379] ------------[ cut here ]------------ # [ 119.016074] WARNING: CPU: 1 PID: 3098 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.024522] refcount_t: saturated; leaking memory. # [ 119.029370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 119.058577] CPU: 1 PID: 3098 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 119.066329] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.072861] Backtrace: # [ 119.075334] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.082912] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.088581] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.095903] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.102872] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 119.110628] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.118116] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c626c000 # [ 119.123793] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.132760] r9:c1acbbc4 r8:c15e7d40 r7:c626df60 r6:00000017 r5:c64d6000 r4:c626c000 # [ 119.140522] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.150194] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 119.160381] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.169603] r4:00000037 # [ 119.172149] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.180168] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.188093] r9:c626df60 r8:c530acc0 r7:00000017 r6:b6e76000 r5:c6323a40 r4:c0c2d420 # [ 119.195850] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.203688] r9:c07f4bfc r8:c626df60 r7:c2816000 r6:b6e76000 r5:c6323a40 r4:00000000 # [ 119.211440] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.218585] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c626c000 r5:c6323a40 # [ 119.226418] r4:c6323a40 # [ 119.228962] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.236106] r9:c626c000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:00000017 r4:00000017 # [ 119.243861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.251435] Exception stack(0xc626dfa8 to 0xc626dff0) # [ 119.256495] dfa0: 00000017 00000017 00000001 b6e76000 00000017 00000000 # [ 119.264681] dfc0: 00000017 00000017 b6fbde00 00000004 00000001 00000000 00020000 beed8a54 # [ 119.272863] dfe0: 00000004 beed8788 b6f2b94f b6eb1c66 # [ 119.277990] irq event stamp: 0 # [ 119.281063] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.286706] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.294214] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.301771] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.307386] ---[ end trace 63d27ecc870d006d ]--- # [ 119.312021] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 119.774409] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 119.781514] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 119.788332] ------------[ cut here ]------------ [ 119.792988] WARNING: CPU: 3 PID: 3130 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 119.801513] refcount_t: saturated; leaking memory. [ 119.806356] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 119.835595] CPU: 3 PID: 3130 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 119.843349] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.849885] Backtrace: [ 119.852364] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.859948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.865620] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.872946] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.879922] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 119.887681] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.895176] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5edc000 [ 119.900852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 119.909825] r9:c1acbbdc r8:c15e7d40 r7:c5eddf60 r6:00000020 r5:c65b5000 r4:c0000000 [ 119.917593] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 119.928051] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 119.939795] r5:c65b5000 r4:c5edc000 [ 119.943393] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.953399] r4:00000038 [ 119.955949] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.963972] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.971902] r9:c5eddf60 r8:c530acc0 r7:00000020 r6:b6e3b000 r5:c434c140 r4:c0c2d420 [ 119.979665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.987509] r9:c07f4bfc r8:c5eddf60 r7:c2816000 r6:b6e3b000 r5:c434c140 r4:00000000 [ 119.995266] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.002415] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5edc000 r5:c434c140 [ 120.010251] r4:c434c140 [ 120.012798] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.019946] r9:c5edc000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000020 r4:00000020 [ 120.027707] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.035285] Exception stack(0xc5eddfa8 to 0xc5eddff0) [ 120.040350] dfa0: 00000020 00000020 00000001 b6e3b000 00000020 00000000 [ 120.048539] dfc0: 00000020 00000020 b6f82e00 00000004 00000001 00000000 00020000 beaf0a54 [ 120.056725] dfe0: 00000004 beaf0788 b6ef094f b6e76c66 [ 120.061856] irq event stamp: 0 [ 120.064968] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.070566] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.078096] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.085636] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.091227] ---[ end trace 63d27ecc870d006e ]--- [ 120.095915] lkdtm: Saturation detected: still saturated # [ 0.000000] Switching to timer-based delay loop, resolution 333ns # [ 119.774409] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 119.781514] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 119.788332] ------------[ cut here ]------------ # [ 119.792988] WARNING: CPU: 3 PID: 3130 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 119.801513] refcount_t: saturated; leaking memory. # [ 119.806356] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 119.835595] CPU: 3 PID: 3130 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 119.843349] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.849885] Backtrace: # [ 119.852364] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.859948] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.865620] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.872946] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.879922] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 119.887681] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.895176] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5edc000 # [ 119.900852] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 119.909825] r9:c1acbbdc r8:c15e7d40 r7:c5eddf60 r6:00000020 r5:c65b5000 r4:c0000000 # [ 119.917593] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 119.928051] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 119.939795] r5:c65b5000 r4:c5edc000 # [ 119.943393] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.953399] r4:00000038 # [ 119.955949] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.963972] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.971902] r9:c5eddf60 r8:c530acc0 r7:00000020 r6:b6e3b000 r5:c434c140 r4:c0c2d420 # [ 119.979665] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.987509] r9:c07f4bfc r8:c5eddf60 r7:c2816000 r6:b6e3b000 r5:c434c140 r4:00000000 # [ 119.995266] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.002415] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5edc000 r5:c434c140 # [ 120.010251] r4:c434c140 # [ 120.012798] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.019946] r9:c5edc000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000020 r4:00000020 # [ 120.027707] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.035285] Exception stack(0xc5eddfa8 to 0xc5eddff0) # [ 120.040350] dfa0: 00000020 00000020 00000001 b6e3b000 00000020 00000000 # [ 120.048539] dfc0: 00000020 00000020 b6f82e00 00000004 00000001 00000000 00020000 beaf0a54 # [ 120.056725] dfe0: 00000004 beaf0788 b6ef094f b6e76c66 # [ 120.061856] irq event stamp: 0 # [ 120.064968] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.070566] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.078096] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.085636] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.091227] ---[ end trace 63d27ecc870d006e ]--- # [ 120.095915] 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 [ 120.577448] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 120.584349] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 120.591135] ------------[ cut here ]------------ [ 120.595824] WARNING: CPU: 3 PID: 3164 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 120.604277] refcount_t: saturated; leaking memory. [ 120.609221] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 120.638716] CPU: 3 PID: 3164 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 120.646473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.653006] Backtrace: [ 120.655481] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.663060] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 120.668731] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.676053] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.683025] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 120.690780] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.698271] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c468a000 [ 120.703945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.712913] r9:c1acbbfc r8:c15e7d40 r7:c468bf60 r6:00000020 r5:c65bd000 r4:c0000000 [ 120.720673] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.731123] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 120.742864] r5:c65bd000 r4:c468a000 [ 120.746459] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.756462] r4:00000039 [ 120.759009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.767027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.774952] r9:c468bf60 r8:c530acc0 r7:00000020 r6:b6ddf000 r5:c4345cc0 r4:c0c2d420 [ 120.782709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.790548] r9:c07f4bfc r8:c468bf60 r7:c2816000 r6:b6ddf000 r5:c4345cc0 r4:00000000 [ 120.798299] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.805445] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c468a000 r5:c4345cc0 [ 120.813278] r4:c4345cc0 [ 120.815823] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.822967] r9:c468a000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000020 r4:00000020 [ 120.830722] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.838297] Exception stack(0xc468bfa8 to 0xc468bff0) [ 120.843359] bfa0: 00000020 00000020 00000001 b6ddf000 00000020 00000000 [ 120.851547] bfc0: 00000020 00000020 b6f26e00 00000004 00000001 00000000 00020000 be87fa54 [ 120.859733] bfe0: 00000004 be87f788 b6e9494f b6e1ac66 [ 120.864860] irq event stamp: 0 [ 120.867935] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.873523] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.881077] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.888609] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.894196] ---[ end trace 63d27ecc870d006f ]--- [ 120.898866] lkdtm: Saturation detected: still saturated # [ 120.577448] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 120.584349] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 120.591135] ------------[ cut here ]------------ # [ 120.595824] WARNING: CPU: 3 PID: 3164 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.604277] refcount_t: saturated; leaking memory. # [ 120.609221] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 120.638716] CPU: 3 PID: 3164 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 120.646473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.653006] Backtrace: # [ 120.655481] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.663060] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 120.668731] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.676053] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.683025] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 120.690780] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.698271] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c468a000 # [ 120.703945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.712913] r9:c1acbbfc r8:c15e7d40 r7:c468bf60 r6:00000020 r5:c65bd000 r4:c0000000 # [ 120.720673] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.731123] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 120.742864] r5:c65bd000 r4:c468a000 # [ 120.746459] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.756462] r4:00000039 # [ 120.759009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.767027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.774952] r9:c468bf60 r8:c530acc0 r7:00000020 r6:b6ddf000 r5:c4345cc0 r4:c0c2d420 # [ 120.782709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.790548] r9:c07f4bfc r8:c468bf60 r7:c2816000 r6:b6ddf000 r5:c4345cc0 r4:00000000 # [ 120.798299] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.805445] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c468a000 r5:c4345cc0 # [ 120.813278] r4:c4345cc0 # [ 120.815823] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.822967] r9:c468a000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000020 r4:00000020 # [ 120.830722] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.838297] Exception stack(0xc468bfa8 to 0xc468bff0) # [ 120.843359] bfa0: 00000020 00000020 00000001 b6ddf000 00000020 00000000 # [ 120.851547] bfc0: 00000020 00000020 b6f26e00 00000004 00000001 00000000 00020000 be87fa54 # [ 120.859733] bfe0: 00000004 be87f788 b6e9494f b6e1ac66 # [ 120.864860] irq event stamp: 0 # [ 120.867935] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.873523] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.881077] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.888609] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.894196] ---[ end trace 63d27ecc870d006f ]--- # [ 120.898866] 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 [ 121.377979] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 121.384944] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 121.391661] ------------[ cut here ]------------ [ 121.396484] WARNING: CPU: 0 PID: 3201 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 121.405082] refcount_t: underflow; use-after-free. [ 121.409884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 121.439038] CPU: 0 PID: 3201 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 121.446787] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.453319] Backtrace: [ 121.455793] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.463373] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 121.469042] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.476364] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.483335] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 121.491091] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.498580] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6386000 [ 121.504255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 121.513309] r9:c1acbc1c r8:c15e7d40 r7:c6387f60 r6:00000020 r5:c6592000 r4:c6386000 [ 121.521073] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 121.531526] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 121.543279] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.553284] r4:0000003a [ 121.555830] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.563848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.571776] r9:c6387f60 r8:c530acc0 r7:00000020 r6:b6e66000 r5:c5f2d180 r4:c0c2d420 [ 121.579532] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.587370] r9:c07f4bfc r8:c6387f60 r7:c2816000 r6:b6e66000 r5:c5f2d180 r4:00000000 [ 121.595123] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.602266] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6386000 r5:c5f2d180 [ 121.610099] r4:c5f2d180 [ 121.612642] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.619785] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020 [ 121.627540] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.635115] Exception stack(0xc6387fa8 to 0xc6387ff0) [ 121.640178] 7fa0: 00000020 00000020 00000001 b6e66000 00000020 00000000 [ 121.648365] 7fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bed63a54 [ 121.656548] 7fe0: 00000004 bed63788 b6f1b94f b6ea1c66 [ 121.661663] irq event stamp: 0 [ 121.664739] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.670358] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.677892] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.685584] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.692364] ---[ end trace 63d27ecc870d0070 ]--- [ 121.697040] lkdtm: Saturation detected: still saturated # [ 121.377979] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 121.384944] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 121.391661] ------------[ cut here ]------------ # [ 121.396484] WARNING: CPU: 0 PID: 3201 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 121.405082] refcount_t: underflow; use-after-free. # [ 121.409884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 121.439038] CPU: 0 PID: 3201 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 121.446787] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.453319] Backtrace: # [ 121.455793] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.463373] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 121.469042] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.476364] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.483335] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 121.491091] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.498580] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6386000 # [ 121.504255] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 121.513309] r9:c1acbc1c r8:c15e7d40 r7:c6387f60 r6:00000020 r5:c6592000 r4:c6386000 # [ 121.521073] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 121.531526] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 121.543279] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.553284] r4:0000003a # [ 121.555830] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.563848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.571776] r9:c6387f60 r8:c530acc0 r7:00000020 r6:b6e66000 r5:c5f2d180 r4:c0c2d420 # [ 121.579532] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.587370] r9:c07f4bfc r8:c6387f60 r7:c2816000 r6:b6e66000 r5:c5f2d180 r4:00000000 # [ 121.595123] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.602266] r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c6386000 r5:c5f2d180 # [ 121.610099] r4:c5f2d180 # [ 121.612642] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.619785] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020 # [ 121.627540] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.635115] Exception stack(0xc6387fa8 to 0xc6387ff0) # [ 121.640178] 7fa0: 00000020 00000020 00000001 b6e66000 00000020 00000000 # [ 121.648365] 7fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bed63a54 # [ 121.656548] 7fe0: 00000004 bed63788 b6f1b94f b6ea1c66 # [ 121.661663] irq event stamp: 0 # [ 121.664739] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.670358] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.677892] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.685584] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.692364] ---[ end trace 63d27ecc870d0070 ]--- # [ 121.697040] 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 [ 122.183265] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 122.190222] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 122.196980] ------------[ cut here ]------------ [ 122.201628] WARNING: CPU: 2 PID: 3236 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 122.210218] refcount_t: underflow; use-after-free. [ 122.215051] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 [ 122.244193] CPU: 2 PID: 3236 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 122.251944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.258476] Backtrace: [ 122.260949] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.268527] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 122.274197] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.281519] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.288491] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 122.296246] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.303735] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c65d8000 [ 122.309407] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 122.318462] r9:c1acbc3c r8:c15e7d40 r7:c65d9f60 r6:00000020 r5:c648a000 r4:c65d8000 [ 122.326224] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 122.336679] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 122.348429] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.358434] r4:0000003b [ 122.360979] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.368995] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.376921] r9:c65d9f60 r8:c530acc0 r7:00000020 r6:b6ead000 r5:c4345a40 r4:c0c2d420 [ 122.384676] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.392515] r9:c07f4bfc r8:c65d9f60 r7:c2816000 r6:b6ead000 r5:c4345a40 r4:00000000 [ 122.400267] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.407410] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c65d8000 r5:c4345a40 [ 122.415243] r4:c4345a40 [ 122.417786] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.424929] r9:c65d8000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000020 r4:00000020 [ 122.432682] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.440256] Exception stack(0xc65d9fa8 to 0xc65d9ff0) [ 122.445316] 9fa0: 00000020 00000020 00000001 b6ead000 00000020 00000000 [ 122.453503] 9fc0: 00000020 00000020 b6ff4e00 00000004 00000001 00000000 00020000 be9b5a54 [ 122.461686] 9fe0: 00000004 be9b5788 b6f6294f b6ee8c66 [ 122.466807] irq event stamp: 0 [ 122.469882] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.475495] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.483007] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.490557] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.496180] ---[ end trace 63d27ecc870d0071 ]--- [ 122.500815] lkdtm: Saturation detected: still saturated # [ 122.183265] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 122.190222] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 122.196980] ------------[ cut here ]------------ # [ 122.201628] WARNING: CPU: 2 PID: 3236 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 122.210218] refcount_t: underflow; use-after-free. # [ 122.215051] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv parallel_display imxdrm gpu_sched imx_ipu_v3 # [ 122.244193] CPU: 2 PID: 3236 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 122.251944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.258476] Backtrace: # [ 122.260949] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.268527] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 122.274197] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.281519] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.288491] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 122.296246] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.303735] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c65d8000 # [ 122.309407] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 122.318462] r9:c1acbc3c r8:c15e7d40 r7:c65d9f60 r6:00000020 r5:c648a000 r4:c65d8000 # [ 122.326224] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 122.336679] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 122.348429] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.358434] r4:0000003b # [ 122.360979] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.368995] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.376921] r9:c65d9f60 r8:c530acc0 r7:00000020 r6:b6ead000 r5:c4345a40 r4:c0c2d420 # [ 122.384676] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.392515] r9:c07f4bfc r8:c65d9f60 r7:c2816000 r6:b6ead000 r5:c4345a40 r4:00000000 # [ 122.400267] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.407410] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c65d8000 r5:c4345a40 # [ 122.415243] r4:c4345a40 # [ 122.417786] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.424929] r9:c65d8000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:00000020 r4:00000020 # [ 122.432682] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.440256] Exception stack(0xc65d9fa8 to 0xc65d9ff0) # [ 122.445316] 9fa0: 00000020 00000020 00000001 b6ead000 00000020 00000000 # [ 122.453503] 9fc0: 00000020 00000020 b6ff4e00 00000004 00000001 00000000 00020000 be9b5a54 # [ 122.461686] 9fe0: 00000004 be9b5788 b6f6294f b6ee8c66 # [ 122.466807] irq event stamp: 0 # [ 122.469882] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.475495] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.483007] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.490557] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.496180] ---[ end trace 63d27ecc870d0071 ]--- # [ 122.500815] 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 [ 123.338248] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 123.344298] lkdtm: attempting good copy_to_user of correct size [ 123.350341] lkdtm: attempting bad copy_to_user of too large size # [ 123.338248] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 123.344298] lkdtm: attempting good copy_to_user of correct size # [ 123.350341] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh [ 123.805074] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 123.811298] lkdtm: attempting good copy_from_user of correct size [ 123.817511] lkdtm: attempting bad copy_from_user of too large size # [ 123.805074] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 123.811298] lkdtm: attempting good copy_from_user of correct size # [ 123.817511] 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 [ 124.282175] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 124.288867] lkdtm: attempting good copy_to_user inside whitelist [ 124.295027] lkdtm: attempting bad copy_to_user outside whitelist # [ 124.282175] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 124.288867] lkdtm: attempting good copy_to_user inside whitelist # [ 124.295027] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh [ 124.751758] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 124.758572] lkdtm: attempting good copy_from_user inside whitelist [ 124.764850] lkdtm: attempting bad copy_from_user outside whitelist # [ 124.751758] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 124.758572] lkdtm: attempting good copy_from_user inside whitelist # [ 124.764850] 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 [ 125.226381] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 125.232591] lkdtm: good_stack: c4205e0c-c4205e2c [ 125.237311] lkdtm: bad_stack : c4205d84-c4205da4 [ 125.241964] lkdtm: attempting good copy_to_user of local stack [ 125.247901] lkdtm: attempting bad copy_to_user of distant stack # [ 125.226381] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 125.232591] lkdtm: good_stack: c4205e0c-c4205e2c # [ 125.237311] lkdtm: bad_stack : c4205d84-c4205da4 # [ 125.241964] lkdtm: attempting good copy_to_user of local stack # [ 125.247901] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh [ 125.700266] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 125.706709] lkdtm: good_stack: c468be0c-c468be2c [ 125.711343] lkdtm: bad_stack : c468bd84-c468bda4 [ 125.716051] lkdtm: attempting good copy_from_user of local stack [ 125.722091] lkdtm: attempting bad copy_from_user of distant stack # [ 125.700266] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 125.706709] lkdtm: good_stack: c468be0c-c468be2c # [ 125.711343] lkdtm: bad_stack : c468bd84-c468bda4 # [ 125.716051] lkdtm: attempting good copy_from_user of local stack # [ 125.722091] 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 [ 126.178944] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 126.185039] lkdtm: good_stack: c4043e0c-c4043e2c [ 126.189675] lkdtm: bad_stack : c4043ffc-c404401c [ 126.194317] lkdtm: attempting good copy_to_user of local stack [ 126.200289] lkdtm: attempting bad copy_to_user of distant stack # [ 126.178944] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 126.185039] lkdtm: good_stack: c4043e0c-c4043e2c # [ 126.189675] lkdtm: bad_stack : c4043ffc-c404401c # [ 126.194317] lkdtm: attempting good copy_to_user of local stack # [ 126.200289] 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 [ 126.657025] lkdtm: Performing direct entry USERCOPY_KERNEL [ 126.662550] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 126.669746] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 126.676646] lkdtm: FAIL: survived bad copy_to_user() # [ 126.657025] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 126.662550] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 126.669746] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 126.676646] 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 [ 127.141898] lkdtm: Performing direct entry STACKLEAK_ERASING [ 127.147709] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 127.154747] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 127.161682] lkdtm: FAIL: the thread stack is NOT properly erased [ 127.167858] CPU: 2 PID: 3601 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 127.175620] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.182151] Backtrace: [ 127.184626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.192206] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 127.197875] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.205201] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 127.213736] r9:c1acbd44 r8:c15e7d40 r7:c4255f60 r6:c4255e34 r5:c4254000 r4:0000078d [ 127.221496] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.230289] r8:c15e7d40 r7:c4255f60 r6:00000012 r5:c65bb000 r4:00000046 [ 127.237001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.245019] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.252945] r9:c4255f60 r8:c530acc0 r7:00000012 r6:b6df7000 r5:c41ce8c0 r4:c0c2d420 [ 127.260702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.268541] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6df7000 r5:c41ce8c0 r4:00000000 [ 127.276294] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.283437] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c4254000 r5:c41ce8c0 [ 127.291269] r4:c41ce8c0 [ 127.293812] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.300955] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000012 r4:00000012 [ 127.308711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.316285] Exception stack(0xc4255fa8 to 0xc4255ff0) [ 127.321346] 5fa0: 00000012 00000012 00000001 b6df7000 00000012 00000000 [ 127.329532] 5fc0: 00000012 00000012 b6f3ee00 00000004 00000001 00000000 00020000 bedd4a54 [ 127.337715] 5fe0: 00000004 bedd4788 b6eac94f b6e32c66 # [ 127.141898] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 127.147709] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 127.154747] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 127.161682] lkdtm: FAIL: the thread stack is NOT properly erased # [ 127.167858] CPU: 2 PID: 3601 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 127.175620] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.182151] Backtrace: # [ 127.184626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.192206] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 127.197875] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.205201] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 127.213736] r9:c1acbd44 r8:c15e7d40 r7:c4255f60 r6:c4255e34 r5:c4254000 r4:0000078d # [ 127.221496] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.230289] r8:c15e7d40 r7:c4255f60 r6:00000012 r5:c65bb000 r4:00000046 # [ 127.237001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.245019] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.252945] r9:c4255f60 r8:c530acc0 r7:00000012 r6:b6df7000 r5:c41ce8c0 r4:c0c2d420 # [ 127.260702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.268541] r9:c07f4bfc r8:c4255f60 r7:c2816000 r6:b6df7000 r5:c41ce8c0 r4:00000000 # [ 127.276294] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.283437] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c4254000 r5:c41ce8c0 # [ 127.291269] r4:c41ce8c0 # [ 127.293812] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.300955] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000012 r4:00000012 # [ 127.308711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.316285] Exception stack(0xc4255fa8 to 0xc4255ff0) # [ 127.321346] 5fa0: 00000012 00000012 00000001 b6df7000 00000012 00000000 # [ 127.329532] 5fc0: 00000012 00000012 b6f3ee00 00000004 00000001 00000000 00020000 bedd4a54 # [ 127.337715] 5fe0: 00000004 bedd4788 b6eac94f b6e32c66 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 127.795842] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 127.801521] lkdtm: Calling matched prototype ... [ 127.806287] lkdtm: Calling mismatched prototype ... [ 127.811208] lkdtm: Fail: survived mismatched prototype function call! # [ 127.795842] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 127.801521] lkdtm: Calling matched prototype ... # [ 127.806287] lkdtm: Calling mismatched prototype ... # [ 127.811208] 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 / #