[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.0 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected sst25vf016b with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 6 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.101.101 (2 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 6677571/tftp-deploy-rsrnsasj/kernel/zImage tftp 0x10000000 6677571/tftp-deploy-rsrnsasj/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '6677571/tftp-deploy-rsrnsasj/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 3 MiB/s done Bytes transferred = 12337664 (bc4200 hex) => tftp 0x14000000 6677571/tftp-deploy-rsrnsasj/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6677571/tftp-deploy-rsrnsasj/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '6677571/tftp-deploy-rsrnsasj/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########## 2.9 MiB/s done Bytes transferred = 15413426 (eb30b2 hex) =>setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6677571/tftp-deploy-rsrnsasj/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6677571/tftp-deploy-rsrnsasj/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.101 Filename '6677571/tftp-deploy-rsrnsasj/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.5 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/6677571/extract-nfsrootfs-7oejw5tk,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/6677571/extract-nfsrootfs-7oejw5tk,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc4200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15413362 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 5.10.124-cip9 (KernelCI@build-j257858-arm-gcc-10-multi-v7-defconfig-kselftest-wqwrz) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Jun 24 15:38:44 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/6677571/extract-nfsrootfs-7oejw5tk,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921464K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6694K bss, 61576K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55450 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 15ns [ 0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns [ 0.000039] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns [ 0.004416] Console: colour dummy device 80x30 [ 0.004481] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004510] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004538] ... MAX_LOCK_DEPTH: 48 [ 0.004564] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004590] ... CLASSHASH_SIZE: 4096 [ 0.004615] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004640] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004666] ... CHAINHASH_SIZE: 32768 [ 0.004692] memory used by lock dependency info: 4061 kB [ 0.004718] memory used for stack traces: 2112 kB [ 0.004743] per task-struct memory footprint: 1536 bytes [ 0.004842] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000) [ 0.004892] pid_max: default: 32768 minimum: 301 [ 0.005273] LSM: Security Framework initializing [ 0.005383] LSM support for eBPF active [ 0.005531] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005583] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008144] CPU: Testing write buffer coherency: ok [ 0.008262] CPU0: Spectre v2: using BPIALL workaround [ 0.009346] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013223] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015603] rcu: Hierarchical SRCU implementation. [ 0.025031] EFI services will not be available. [ 0.026346] smp: Bringing up secondary CPUs ... [ 0.029663] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029680] CPU1: Spectre v2: using BPIALL workaround [ 0.033661] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033675] CPU2: Spectre v2: using BPIALL workaround [ 0.037333] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037347] CPU3: Spectre v2: using BPIALL workaround [ 0.038213] smp: Brought up 1 node, 4 CPUs [ 0.038257] SMP: Total of 4 processors activated (528.00 BogoMIPS). [ 0.038293] CPU: All CPU(s) started in SVC mode. [ 0.041190] devtmpfs: initialized [ 0.098078] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101043] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101116] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.105846] pinctrl core: initialized pinctrl subsystem [ 0.112829] DMI not present or invalid. [ 0.115155] NET: Registered protocol family 16 [ 0.126735] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136275] thermal_sys: Registered thermal governor 'step_wise' [ 0.136817] cpuidle: using governor menu [ 0.137356] CPU identified as i.MX6Q, silicon rev 1.0 [ 0.879499] vdd1p1: supplied by regulator-dummy [ 0.911142] vdd3p0: supplied by regulator-dummy [ 0.942337] vdd2p5: supplied by regulator-dummy [ 0.973600] vddarm: supplied by regulator-dummy [ 1.005868] vddpu: supplied by regulator-dummy [ 1.036131] vddsoc: supplied by regulator-dummy [ 2.363298] No ATAGs? [ 2.364049] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.364134] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.384156] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.414041] Serial: AMBA PL011 UART driver [ 2.479170] Kprobes globally optimized [ 2.573853] mxs-dma 110000.dma-apbh: initialized [ 2.606420] iommu: Default domain type: Translated [ 2.608630] vgaarb: loaded [ 2.613412] SCSI subsystem initialized [ 2.615579] usbcore: registered new interface driver usbfs [ 2.615920] usbcore: registered new interface driver hub [ 2.616154] usbcore: registered new device driver usb [ 2.623939] i2c i2c-0: IMX I2C adapter registered [ 2.630990] i2c i2c-1: IMX I2C adapter registered [ 2.635542] i2c i2c-2: IMX I2C adapter registered [ 2.640310] pps_core: LinuxPPS API ver. 1 registered [ 2.640352] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.640454] PTP clock support registered [ 2.657103] clocksource: Switched to clocksource mxc_timer1 [ 4.344724] NET: Registered protocol family 2 [ 4.345557] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.348973] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.349138] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.349369] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.350814] TCP: Hash tables configured (established 8192 bind 8192) [ 4.351851] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.352201] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.352475] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.353217] NET: Registered protocol family 1 [ 4.356097] RPC: Registered named UNIX socket transport module. [ 4.356186] RPC: Registered udp transport module. [ 4.356226] RPC: Registered tcp transport module. [ 4.356264] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.356317] NET: Registered protocol family 44 [ 4.356387] PCI: CLS 0 bytes, default 64 [ 4.358968] Trying to unpack rootfs image as initramfs... [ 6.240303] Freeing initrd memory: 15056K [ 6.241274] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.242623] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.251923] Initialise system trusted keyrings [ 6.252923] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.304405] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.308284] NFS: Registering the id_resolver key type [ 6.308464] Key type id_resolver registered [ 6.308555] Key type id_legacy registered [ 6.309179] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.309284] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.309478] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.311636] Key type asymmetric registered [ 6.311757] Asymmetric key parser 'x509' registered [ 6.312206] bounce: pool size: 64 pages [ 6.312375] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.312478] io scheduler mq-deadline registered [ 6.312519] io scheduler kyber registered [ 6.313454] test_firmware: interface ready [ 6.555780] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.556035] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.815691] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.836657] SuperH (H)SCI(F) driver initialized [ 6.839817] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.845051] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.776471] printk: console [ttymxc1] enabled [ 7.787532] msm_serial: driver initialized [ 7.792755] STMicroelectronics ASC driver initialized [ 7.804595] STM32 USART driver initialized [ 7.831554] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.854355] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.862854] panel-simple panel-lcd: Specify missing connector_type [ 7.870791] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.926362] brd: module loaded [ 7.988762] loop: module loaded [ 7.995253] lkdtm: No crash points registered, enable through debugfs [ 8.018002] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.025972] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.034097] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.042386] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.050453] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.058729] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.066456] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.077995] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.085028] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.093958] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.108547] scsi host0: ahci-imx [ 8.114200] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.181352] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.195142] pps pps0: new PPS source ptp0 [ 8.241919] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.252746] e1000e: Intel(R) PRO/1000 Network Driver [ 8.257811] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.264011] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.269503] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.298165] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.305758] usbcore: registered new interface driver pegasus [ 8.311783] usbcore: registered new interface driver asix [ 8.317421] usbcore: registered new interface driver ax88179_178a [ 8.323692] usbcore: registered new interface driver cdc_ether [ 8.329825] usbcore: registered new interface driver smsc75xx [ 8.335821] usbcore: registered new interface driver smsc95xx [ 8.341818] usbcore: registered new interface driver net1080 [ 8.347715] usbcore: registered new interface driver cdc_subset [ 8.353810] usbcore: registered new interface driver zaurus [ 8.359720] usbcore: registered new interface driver cdc_ncm [ 8.378689] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.385329] ehci-pci: EHCI PCI platform driver [ 8.390023] ehci-platform: EHCI generic platform driver [ 8.396315] ehci-orion: EHCI orion driver [ 8.401360] SPEAr-ehci: EHCI SPEAr driver [ 8.406306] ehci-st: EHCI STMicroelectronics driver [ 8.412184] ehci-exynos: EHCI Exynos driver [ 8.417346] ehci-atmel: EHCI Atmel driver [ 8.422276] tegra-ehci: Tegra EHCI driver [ 8.427343] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.433628] ohci-pci: OHCI PCI platform driver [ 8.438318] ohci-platform: OHCI generic platform driver [ 8.444570] SPEAr-ohci: OHCI SPEAr driver [ 8.449571] ohci-st: OHCI STMicroelectronics driver [ 8.455377] ohci-atmel: OHCI Atmel driver [ 8.459742] ata1: SATA link down (SStatus 0 SControl 300) [ 8.463108] usbcore: registered new interface driver usb-storage [ 8.465530] ahci-imx 2200000.sata: no device found, disabling link. [ 8.477697] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.505435] i2c /dev entries driver [ 8.595176] sdhci: Secure Digital Host Controller Interface driver [ 8.601467] sdhci: Copyright(c) Pierre Ossman [ 8.615892] Synopsys Designware Multimedia Card Interface Driver [ 8.629763] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.639297] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.639304] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.649619] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.656983] ledtrig-cpu: registered to indicate activity on CPUs [ 8.667136] usbcore: registered new interface driver usbhid [ 8.672750] usbhid: USB HID core driver [ 8.691091] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.700057] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.705209] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.715213] gre: GRE over IPv4 demultiplexor driver [ 8.720216] ip_gre: GRE over IPv4 tunneling driver [ 8.731316] IPv4 over IPsec tunneling driver [ 8.740894] NET: Registered protocol family 10 [ 8.747838] mmc2: new high speed SDHC card at address 0001 [ 8.752150] Segment Routing with IPv6 [ 8.757494] mmcblk2: mmc2:0001 SD 14.8 GiB [ 8.763981] ip6_gre: GRE over IPv6 tunneling driver [ 8.772214] NET: Registered protocol family 17 [ 8.778875] Key type dns_resolver registered [ 8.784938] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.792589] GPT:29296874 != 30965759 [ 8.796209] GPT:Alternate GPT header not at the end of the disk. [ 8.796667] ThumbEE CPU extension supported. [ 8.802326] GPT:29296874 != 30965759 [ 8.802359] GPT: Use GNU Parted to correct GPT errors. [ 8.806686] Registering SWP/SWPB emulation handler [ 8.810436] mmcblk2: p1 p2 p3 [ 8.816862] Loading compiled-in X.509 certificates [ 9.054412] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.063061] panel-simple panel-lcd: Specify missing connector_type [ 9.079192] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.124148] imx_usb 2184200.usb: No over current polarity defined [ 9.138712] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.144014] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.178782] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.199299] hub 1-0:1.0: USB hub found [ 9.203524] hub 1-0:1.0: 1 port detected [ 9.221466] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data [ 9.228910] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem [ 9.237377] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22 [ 9.272015] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.280765] panel-simple panel-lcd: Specify missing connector_type [ 9.296671] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.335921] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.344440] panel-simple panel-lcd: Specify missing connector_type [ 9.360249] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.382832] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.420195] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.428733] panel-simple panel-lcd: Specify missing connector_type [ 9.444709] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.469972] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL) [ 9.485688] IP-Config: Failed to open gretap0 [ 9.490280] IP-Config: Failed to open erspan0 [ 9.517670] Sending DHCP requests . [ 9.637626] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.856502] hub 1-1:1.0: USB hub found [ 9.861213] hub 1-1:1.0: 3 ports detected [ 9.903514] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.912055] panel-simple panel-lcd: Specify missing connector_type [ 9.928055] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.598809] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.607692] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.287282] ., OK [ 12.329805] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.101 [ 12.338169] IP-Config: Complete: [ 12.341485] device=eth0, hwaddr=00:19:b8:00:e5:47, ipaddr=192.168.101.101, mask=255.255.255.0, gw=192.168.101.1 [ 12.352252] host=imx6q-sabrelite-cbg-2, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 12.361130] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 12.361177] nameserver0=192.168.101.1 [ 12.443667] Freeing unused kernel memory: 2048K [ 12.458129] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 17.536838] imx-ipuv3 2400000.ipu: IPUv3H probed [ 17.613271] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.635029] imx-ipuv3 2800000.ipu: IPUv3H probed [ 17.674665] panel-simple panel-lcd: Specify missing connector_type [ 17.707467] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.718915] CAN device driver interface [ 17.725731] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.734816] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.778334] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.780347] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.806287] panel-simple panel-lcd: Specify missing connector_type [ 17.812357] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.822681] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.872531] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.878624] caam 2100000.crypto: Entropy delay = 3200 [ 17.881193] panel-simple panel-lcd: Specify missing connector_type [ 17.902304] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.945924] caam 2100000.crypto: Instantiated RNG4 SH0 [ 18.006689] caam 2100000.crypto: Instantiated RNG4 SH1 [ 18.011986] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 18.018716] caam 2100000.crypto: job rings = 2, qi = 0 [ 18.058425] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 18.067799] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 18.091698] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 18.102537] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 18.111574] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 18.121065] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 18.122073] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 18.127920] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 18.146716] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 18.157530] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 18.163685] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 18.175762] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 18.184151] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 18.193241] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.197802] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 18.201988] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.218110] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.226602] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.335793] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.344688] panel-simple panel-lcd: Specify missing connector_type [ 18.378684] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.438827] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.447816] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.456368] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.465058] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.054047] caam algorithms registered in /proc/crypto [ 19.080681] caam 2100000.crypto: registering rng-caam [ 19.107604] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.116268] panel-simple panel-lcd: Specify missing connector_type [ 19.136501] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.196016] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.204720] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.213549] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.222138] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.256030] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.264809] panel-simple panel-lcd: Specify missing connector_type [ 19.269608] random: crng init done [ 19.295858] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.334985] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers [ 19.343607] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ... done. [ 19.354673] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.364105] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:00:e5:47 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.101.1): address: 192.168.101.101 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-2 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 22.676370] systemd[1]: System time before build time, advancing clock. [ 22.972547] 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) [ 23.000024] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 23.064870] systemd[1]: Set hostname to . [ 25.062977] systemd[1]: Queued start job for default target Graphical Interface. [ 25.078730] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.123994] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.172742] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 25.222073] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 25.271836] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 25.321135] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 25.368831] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.382770] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.428929] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.468294] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.508228] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 25.548279] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 25.592864] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 25.734389] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 25.755956] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 25.805013] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 25.858240] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 25.918574] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 25.960180] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 26.001881] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 26.013020] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 26.034723] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 26.079850] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.135456] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 26.201567] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.251229] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.309300] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.359223] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.394968] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.455955] fuse: init (API version 7.32) [ 26.478030] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 26.540181] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 26.590561] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 26.660972] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 26.699897] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 26.749724] 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. [ 26.861491] systemd[1]: modprobe@configfs.service: Succeeded. [ 26.872918] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 26.935200] systemd[1]: modprobe@drm.service: Succeeded. [ 26.946007] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 27.004598] systemd[1]: modprobe@fuse.service: Succeeded. [ 27.015721] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 27.074127] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 27.124010] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 27.192321] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 27.252905] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 27.310877] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 27.321262] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 27.344722] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 27.401573] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 27.453310] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 27.520342] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 27.933315] systemd-journald[269]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] 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] 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] Reached target [0;1;39mHardware activated USB gadget[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] Found device [0;1;39m/dev/ttymxc1[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. [[0m[0;31m* [0m] A start job is running for User Login Management (14s / 1min 40s) M[K[[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [K[[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 5.10.124-cip9 #1 SMP Fri Jun 24 15:38:44 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/6677571/extract-nfsrootfs-7oejw5tk' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6677571/extract-nfsrootfs-7oejw5tk' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-6677571/environment . /lava-6677571/environment / # /lava-6677571/bin/lava-test-runner /lava-6677571/0 /lava-6677571/bin/lava-test-runner /lava-6677571/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6677571/0/tests/0_timesync-off ++ cat uuid + UUID=6677571_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-6677571/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6677571_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/v5.10.121-cip9-272-g3fb28d4c623b/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-6677571/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 5d 14h 23min 0s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:42-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/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: 1407148 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 47.81K 168KB/s kselftest.tar.xz 15%[==> ] 214.67K 372KB/s kselftest.tar.xz 30%[=====> ] 416.88K 480KB/s kselftest.tar.xz 50%[=========> ] 689.79K 590KB/s kselftest.tar.xz 83%[===============> ] 1.12M 788KB/s kselftest.tar.xz 100%[===================>] 1.34M 855KB/s in 1.6s 2022-03-20 19:56:44 (855 KB/s) - 'kselftest.tar.xz' saved [1407148/1407148] tar: ./timens/timens: time stamp 2022-06-24 15:51:18 is 8279673.495712425 s in the future tar: ./timens/gettime_perf: time stamp 2022-06-24 15:51:18 is 8279673.485540258 s in the future tar: ./timens/timer: time stamp 2022-06-24 15:51:18 is 8279673.469820258 s in the future tar: ./timens/procfs: time stamp 2022-06-24 15:51:18 is 8279673.452956213 s in the future tar: ./timens/timerfd: time stamp 2022-06-24 15:51:18 is 8279673.437710986 s in the future tar: 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is 8279652.147336593 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-06-24 15:51:03 is 8279652.140574532 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-06-24 15:51:03 is 8279652.133422078 s in the future tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-06-24 15:51:03 is 8279652.126573608 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-06-24 15:51:03 is 8279652.119729881 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-06-24 15:51:03 is 8279652.111766684 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: time stamp 2022-06-24 15:51:03 is 8279652.10466332 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-06-24 15:51:03 is 8279652.097929396 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-06-24 15:00:54 is 8276643.090917199 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_SATURATED.sh: time stamp 2022-06-24 15:51:03 is 8279652.083961654 s in the future tar: ./lkdtm/EXEC_USERSPACE.sh: time stamp 2022-06-24 15:51:03 is 8279652.077238154 s in the future tar: ./lkdtm/EXHAUST_STACK.sh: time stamp 2022-06-24 15:51:03 is 8279652.070520926 s in the future tar: ./lkdtm/CORRUPT_PAC.sh: time stamp 2022-06-24 15:51:03 is 8279652.063668972 s in the future tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-06-24 15:51:03 is 8279652.056640214 s in the future tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-06-24 15:51:03 is 8279652.049885108 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-06-24 15:51:03 is 8279652.043000941 s in the future tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-06-24 15:51:03 is 8279652.034667714 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_TO.sh: time stamp 2022-06-24 15:51:03 is 8279652.027895487 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-06-24 15:51:03 is 8279652.021163987 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-06-24 15:51:03 is 8279652.008725638 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-06-24 15:51:03 is 8279651.997045093 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-06-24 15:51:03 is 8279651.98853476 s in the future tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-06-24 15:51:03 is 8279651.979965275 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-06-24 15:51:03 is 8279651.973254729 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-06-24 15:51:03 is 8279651.966658881 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-06-24 15:51:03 is 8279651.958668154 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_LEADING.sh: time stamp 2022-06-24 15:51:03 is 8279651.952001426 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-06-24 15:51:03 is 8279651.945388805 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-06-24 15:51:03 is 8279651.936370169 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-06-24 15:51:03 is 8279651.929590805 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-06-24 15:51:03 is 8279651.922884047 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-06-24 15:51:03 is 8279651.91486629 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-06-24 15:51:03 is 8279651.908060972 s in the future tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-06-24 15:51:03 is 8279651.901436941 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-06-24 15:51:03 is 8279651.894178729 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-06-24 15:51:03 is 8279651.883069335 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-06-24 15:51:03 is 8279651.87081476 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-06-24 15:51:03 is 8279651.864080093 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-06-24 15:51:03 is 8279651.857403184 s in the future tar: ./lkdtm: time stamp 2022-06-24 15:51:25 is 8279673.854341002 s in the future tar: ./futex/functional/futex_requeue_pi_signal_restart: time stamp 2022-06-24 15:51:01 is 8279649.830112335 s in the future tar: ./futex/functional/futex_wait_wouldblock: time stamp 2022-06-24 15:51:00 is 8279648.813739502 s in the future tar: ./futex/functional/futex_wait_timeout: time stamp 2022-06-24 15:51:00 is 8279648.802065472 s in the future tar: ./futex/functional/futex_wait_private_mapped_file: time stamp 2022-06-24 15:51:03 is 8279651.790657457 s in the future tar: ./futex/functional/run.sh: time stamp 2022-06-24 15:00:54 is 8276642.783857638 s in the future tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-06-24 15:51:02 is 8279650.773154108 s in the future tar: ./futex/functional/futex_requeue_pi: time stamp 2022-06-24 15:51:01 is 8279649.758510063 s in the future tar: ./futex/functional/futex_requeue_pi_mismatched_ops: time stamp 2022-06-24 15:51:02 is 8279650.747982714 s in the future tar: ./futex/functional: time stamp 2022-06-24 15:51:24 is 8279672.744802638 s in the future tar: ./futex/run.sh: time stamp 2022-06-24 15:51:24 is 8279672.737764351 s in the future tar: ./futex: time stamp 2022-06-24 15:51:24 is 8279672.734597699 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-06-24 15:00:54 is 8276642.725104851 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-06-24 15:00:54 is 8276642.715782881 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-06-24 15:00:54 is 8276642.708988532 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-06-24 15:00:54 is 8276642.701291214 s in the future tar: ./tpm2: time stamp 2022-06-24 15:51:27 is 8279675.697927381 s in the future tar: ./size/get_size: time stamp 2022-06-24 15:51:18 is 8279666.687881669 s in the future tar: ./size: time stamp 2022-06-24 15:51:26 is 8279674.682319532 s in the future tar: ./memfd/fuse_test: time stamp 2022-06-24 15:51:03 is 8279651.66352076 s in the future tar: ./memfd/memfd_test: time stamp 2022-06-24 15:51:03 is 8279651.653901381 s in the future tar: ./memfd/run_fuse_test.sh: time stamp 2022-06-24 15:00:54 is 8276642.647551063 s in the future tar: ./memfd/run_hugetlbfs_test.sh: time stamp 2022-06-24 15:00:54 is 8276642.64095526 s in the future tar: ./memfd/fuse_mnt: time stamp 2022-06-24 15:51:03 is 8279651.633412775 s in the future tar: ./memfd: time stamp 2022-06-24 15:51:25 is 8279673.63035929 s in the future tar: ./core/close_range_test: time stamp 2022-06-24 15:50:58 is 8279646.606963411 s in the future tar: ./core: time stamp 2022-06-24 15:51:23 is 8279671.603687396 s in the future tar: ./rtc/settings: time stamp 2022-06-24 15:00:54 is 8276642.594494775 s in the future tar: ./rtc/rtctest: time stamp 2022-06-24 15:51:16 is 8279664.58461729 s in the future tar: ./rtc/setdate: time stamp 2022-06-24 15:51:16 is 8279664.577033229 s in the future tar: ./rtc: time stamp 2022-06-24 15:51:26 is 8279674.573964563 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-06-24 15:00:54 is 8276642.56154979 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-06-24 15:00:54 is 8276642.549755987 s in the future tar: ./livepatch/settings: time stamp 2022-06-24 15:00:54 is 8276642.541443305 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-06-24 15:00:54 is 8276642.533758214 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-06-24 15:00:54 is 8276642.526137548 s in the future tar: ./livepatch/functions.sh: time stamp 2022-06-24 15:00:54 is 8276642.518875351 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-06-24 15:00:54 is 8276642.508984911 s in the future tar: ./livepatch: time stamp 2022-06-24 15:51:24 is 8279672.505802002 s in the future tar: ./kselftest/module.sh: time stamp 2022-06-24 15:51:20 is 8279668.496324623 s in the future tar: ./kselftest/runner.sh: time stamp 2022-06-24 15:51:20 is 8279668.489781108 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-06-24 15:51:20 is 8279668.48021782 s in the future tar: ./kselftest: time stamp 2022-06-24 15:51:20 is 8279668.47457376 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-06-24 15:51:03 is 8279651.458822002 s in the future tar: ./kcmp: time stamp 2022-06-24 15:51:24 is 8279672.455690911 s in the future tar: ./netfilter/ipvs.sh: time stamp 2022-06-24 15:00:54 is 8276642.44508782 s in the future tar: ./netfilter/bridge_brouter.sh: time stamp 2022-06-24 15:00:54 is 8276642.433066881 s in the future tar: ./netfilter/nft_concat_range.sh: time stamp 2022-06-24 15:00:54 is 8276642.417432214 s in the future tar: ./netfilter/nft_trans_stress.sh: time stamp 2022-06-24 15:00:54 is 8276642.410678578 s in the future tar: ./netfilter/nft_nat.sh: time stamp 2022-06-24 15:00:54 is 8276642.401099154 s in the future tar: ./netfilter/nft_conntrack_helper.sh: time stamp 2022-06-24 15:00:54 is 8276642.39399626 s in the future tar: ./netfilter/nft_meta.sh: time stamp 2022-06-24 15:00:54 is 8276642.387192745 s in the future tar: ./netfilter/nft_queue.sh: time stamp 2022-06-24 15:00:54 is 8276642.379690896 s in the future tar: ./netfilter/nft_flowtable.sh: time stamp 2022-06-24 15:00:54 is 8276642.371786002 s in the future tar: ./netfilter/conntrack_vrf.sh: time stamp 2022-06-24 15:00:54 is 8276642.363955245 s in the future tar: ./netfilter/nf-queue: time stamp 2022-06-24 15:51:12 is 8279660.350138396 s in the future tar: ./netfilter/conntrack_icmp_related.sh: time stamp 2022-06-24 15:00:54 is 8276642.339556699 s in the future tar: ./netfilter: time stamp 2022-06-24 15:51:26 is 8279674.336214911 s in the future tar: .: time stamp 2022-06-24 15:51:28 is 8279676.332675351 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 ======================================== [ 112.703807] 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 [ 113.610133] lkdtm: Performing direct entry BUG [ 113.614899] ------------[ cut here ]------------ [ 113.619529] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 113.624763] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 113.629910] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 113.658982] CPU: 0 PID: 792 Comm: cat Not tainted 5.10.124-cip9 #1 [ 113.665171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.671720] PC is at lkdtm_BUG+0x14/0x18 [ 113.675657] LR is at lkdtm_do_action+0x2c/0x4c [ 113.680110] pc : [] lr : [] psr: a00e0013 [ 113.686384] sp : c470fe58 ip : c470fe68 fp : c470fe64 [ 113.691616] r10: 00000004 r9 : c1acbb78 r8 : c15e7d40 [ 113.696848] r7 : c470ff60 r6 : 00000004 r5 : c6b18000 r4 : 00000001 [ 113.703381] r3 : c0c2da2c r2 : b39fe58a r1 : ef7815e0 r0 : c15e7d48 [ 113.709917] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 113.717062] Control: 10c5387d Table: 16f9404a DAC: 00000051 [ 113.722817] Process cat (pid: 792, stack limit = 0xdcc1cf17) [ 113.728484] Stack: (0xc470fe58 to 0xc4710000) [ 113.732851] fe40: c470fe74 c470fe68 [ 113.741040] fe60: c0c2d4c0 c0c2da38 c470fe9c c470fe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a21900 [ 113.749228] fe80: b6e4b000 00000004 c53146c0 c470ff60 c470fec4 c470fea0 c07f4c50 c0c2d8ac [ 113.757416] fea0: 00000000 c6a21900 b6e4b000 c2816000 c470ff60 c07f4bec c470ff5c c470fec8 [ 113.765604] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c470e000 [ 113.773792] fee0: b6e4b000 00020000 00000004 00000004 0001fffc c470fee0 00000001 b6e4a000 [ 113.781979] ff00: c2fd3a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.790168] ff20: 00000000 00000000 c136fbc0 b39fe58a c205c000 c6a21900 c6a21900 c470e000 [ 113.798356] ff40: b6e4b000 00000000 00000000 00000004 c470ff94 c470ff60 c05988bc c0598228 [ 113.806543] ff60: 00000000 00000000 c470ffac b39fe58a 00000004 00000004 b6f92e00 00000004 [ 113.814732] ff80: c03002e4 c470e000 c470ffa4 c470ff98 c059894c c0598854 00000000 c470ffa8 [ 113.822919] ffa0: c03000c0 c0598940 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 113.831108] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 [ 113.839296] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 [ 113.847477] Backtrace: [ 113.849950] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.857536] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.865562] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.873492] r9:c470ff60 r8:c53146c0 r7:00000004 r6:b6e4b000 r5:c6a21900 r4:c0c2d8a0 [ 113.881252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.889093] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6e4b000 r5:c6a21900 r4:00000000 [ 113.896850] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.903996] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c470e000 r5:c6a21900 [ 113.911831] r4:c6a21900 [ 113.914377] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.921523] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 [ 113.929280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.936856] Exception stack(0xc470ffa8 to 0xc470fff0) [ 113.941920] ffa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 113.950108] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 [ 113.958294] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 [ 113.963357] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 113.969467] ---[ end trace 89d09bd2305eadb5 ]--- [ 113.974095] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 113.982977] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 792, name: cat [ 113.990639] INFO: lockdep is turned off. [ 113.994567] irq event stamp: 1640 [ 113.997900] hardirqs last enabled at (1639): [] console_unlock+0x4b0/0x6c0 [ 114.005744] hardirqs last disabled at (1640): [] __und_svc+0x60/0x6c [ 114.012978] softirqs last enabled at (1272): [] __do_softirq+0x378/0x5fc [ 114.020646] softirqs last disabled at (1263): [] __irq_exit_rcu+0x178/0x1d0 [ 114.028487] CPU: 0 PID: 792 Comm: cat Tainted: G D 5.10.124-cip9 #1 [ 114.036064] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.042595] Backtrace: [ 114.045067] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.052646] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5a8 [ 114.058320] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.065648] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 114.073405] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c85d8 r4:c470e000 [ 114.081161] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 114.088999] r6:00000000 r5:00000031 r4:c19c85d8 [ 114.093637] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 114.101388] r6:00000001 r5:c470e000 r4:c46f8d80 [ 114.106027] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 114.113348] r8:0000000b r7:c1e0fb0c r6:ffffe000 r5:00000000 r4:c46f8d80 [ 114.120065] [] (do_exit) from [] (die+0x374/0x380) [ 114.126599] r7:c1e0fb0c [ 114.129145] [] (die) from [] (do_undefinstr+0x170/0x240) [ 114.136206] r10:00000004 r9:c470e000 r8:c15e7d40 r7:00000000 r6:c470fdc8 r5:c0c2da40 [ 114.144041] r4:e7f001f2 [ 114.146588] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 114.154512] Exception stack(0xc470fdc8 to 0xc470fe10) [ 114.159575] fdc0: c15e7d48 ef7815e0 b39fe58a c0c2da2c 00000001 c6b18000 [ 114.167765] fde0: 00000004 c470ff60 c15e7d40 c1acbb78 00000004 c470fe64 c470fe68 c470fe58 [ 114.175950] fe00: c0c2d4c0 c0c2da40 a00e0013 ffffffff [ 114.181011] r7:c470fdfc r6:ffffffff r5:a00e0013 r4:c0c2da44 [ 114.186689] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.194272] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.202292] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.210220] r9:c470ff60 r8:c53146c0 r7:00000004 r6:b6e4b000 r5:c6a21900 r4:c0c2d8a0 [ 114.217978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.225819] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6e4b000 r5:c6a21900 r4:00000000 [ 114.233573] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.240719] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c470e000 r5:c6a21900 [ 114.248554] r4:c6a21900 [ 114.251100] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.258245] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 [ 114.266000] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.273575] Exception stack(0xc470ffa8 to 0xc470fff0) [ 114.278637] ffa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 [ 114.286824] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 [ 114.295009] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 # Segmentation fault # [ 113.610133] lkdtm: Performing direct entry BUG # [ 113.614899] ------------[ cut here ]------------ # [ 113.619529] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 113.624763] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 113.629910] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.658982] CPU: 0 PID: 792 Comm: cat Not tainted 5.10.124-cip9 #1 # [ 113.665171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.671720] PC is at lkdtm_BUG+0x14/0x18 # [ 113.675657] LR is at lkdtm_do_action+0x2c/0x4c # [ 113.680110] pc : [] lr : [] psr: a00e0013 # [ 113.686384] sp : c470fe58 ip : c470fe68 fp : c470fe64 # [ 113.691616] r10: 00000004 r9 : c1acbb78 r8 : c15e7d40 # [ 113.696848] r7 : c470ff60 r6 : 00000004 r5 : c6b18000 r4 : 00000001 # [ 113.703381] r3 : c0c2da2c r2 : b39fe58a r1 : ef7815e0 r0 : c15e7d48 # [ 113.709917] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.717062] Control: 10c5387d Table: 16f9404a DAC: 00000051 # [ 113.722817] Process cat (pid: 792, stack limit = 0xdcc1cf17) # [ 113.728484] Stack: (0xc470fe58 to 0xc4710000) # [ 113.732851] fe40: c470fe74 c470fe68 # [ 113.741040] fe60: c0c2d4c0 c0c2da38 c470fe9c c470fe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a21900 # [ 113.749228] fe80: b6e4b000 00000004 c53146c0 c470ff60 c470fec4 c470fea0 c07f4c50 c0c2d8ac # [ 113.757416] fea0: 00000000 c6a21900 b6e4b000 c2816000 c470ff60 c07f4bec c470ff5c c470fec8 # [ 113.765604] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c470e000 # [ 113.773792] fee0: b6e4b000 00020000 00000004 00000004 0001fffc c470fee0 00000001 b6e4a000 # [ 113.781979] ff00: c2fd3a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.790168] ff20: 00000000 00000000 c136fbc0 b39fe58a c205c000 c6a21900 c6a21900 c470e000 # [ 113.798356] ff40: b6e4b000 00000000 00000000 00000004 c470ff94 c470ff60 c05988bc c0598228 # [ 113.806543] ff60: 00000000 00000000 c470ffac b39fe58a 00000004 00000004 b6f92e00 00000004 # [ 113.814732] ff80: c03002e4 c470e000 c470ffa4 c470ff98 c059894c c0598854 00000000 c470ffa8 # [ 113.822919] ffa0: c03000c0 c0598940 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 113.831108] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 # [ 113.839296] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 # [ 113.847477] Backtrace: # [ 113.849950] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.857536] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.865562] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.873492] r9:c470ff60 r8:c53146c0 r7:00000004 r6:b6e4b000 r5:c6a21900 r4:c0c2d8a0 # [ 113.881252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.889093] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6e4b000 r5:c6a21900 r4:00000000 # [ 113.896850] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.903996] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c470e000 r5:c6a21900 # [ 113.911831] r4:c6a21900 # [ 113.914377] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.921523] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 # [ 113.929280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.936856] Exception stack(0xc470ffa8 to 0xc470fff0) # [ 113.941920] ffa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 113.950108] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 # [ 113.958294] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 # [ 113.963357] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 113.969467] ---[ end trace 89d09bd2305eadb5 ]--- # [ 113.974095] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 113.982977] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 792, name: cat # [ 113.990639] INFO: lockdep is turned off. # [ 113.994567] irq event stamp: 1640 # [ 113.997900] hardirqs last enabled at (1639): [] console_unlock+0x4b0/0x6c0 # [ 114.005744] hardirqs last disabled at (1640): [] __und_svc+0x60/0x6c # [ 114.012978] softirqs last enabled at (1272): [] __do_softirq+0x378/0x5fc # [ 114.020646] softirqs last disabled at (1263): [] __irq_exit_rcu+0x178/0x1d0 # [ 114.028487] CPU: 0 PID: 792 Comm: cat Tainted: G D 5.10.124-cip9 #1 # [ 114.036064] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.042595] Backtrace: # [ 114.045067] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.052646] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5a8 # [ 114.058320] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.065648] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 114.073405] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c85d8 r4:c470e000 # [ 114.081161] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 114.088999] r6:00000000 r5:00000031 r4:c19c85d8 # [ 114.093637] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 114.101388] r6:00000001 r5:c470e000 r4:c46f8d80 # [ 114.106027] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 114.933899] WARNING: CPU: 3 PID: 863 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c [ 114.113348] r8:0000000b r7:c1[ 114.945194] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 e0fb0c r6:ffffe000 r5:00000000 r4[ 114.976883] CPU: 3 PID: 863 Comm: cat Tainted: G D W 5.10.124-cip9 #1 :c46f8d80 # [ 114.120065] [] (do_exit) from [] (die+0x374/0x380) # [ 114.12[ 115.001957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 6599] r7:c1e0fb0c # [ 114.1291[ 115.012378] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 45] [] (die) from [] (show_stack) from [] (dump_stack+0xe0/0x100) 0ec04>] (do_undefinstr+0x170/0x24[ 115.031078] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0) # [ 114.136206] r10:0000000[ 115.040896] r9:00000009 r8:c0c2da8c r7:00000053 r6:00000009 r5:c0c2da8c r4:c1acc234 4 r9:c470e000 r8:c15e7d40 r7:0000[ 115.051506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0000 r6:c470fdc8 r5:c0c2da40 # [[ 115.061843] r7:00000053 r6:c1acc234 r5:00000000 r4:c689c000 114.144041] r4:e7f001f2 # [ [ 115.070375] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 114.146588] [] (do_unde[ 115.081320] r9:c1acbb7c r8:c15e7d40 r7:c689df60 r6:00000008 r5:c6818000 r4:00000002 finstr) from [] (__und_[ 115.091932] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) svc_finish+0x0/0x54) # [ 114.15[ 115.102709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 4512] Exception stack(0xc470fdc8 [ 115.113578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) to 0xc470fe10) # [ 114.159575] [ 115.124350] r9:c689df60 r8:c53146c0 r7:00000008 r6:b6de6000 r5:c42ce500 r4:c0c2d8a0 fdc0: c15e7d48 [ 115.134961] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) ef7815e0 b39fe58a c0c2da2c 000000[ 115.145646] r9:c07f4bec r8:c689df60 r7:c2816000 r6:b6de6000 r5:c42ce500 r4:00000000 01 c6b18000 # [ 114.167765] fde[ 115.156254] [] (vfs_write) from [] (ksys_write+0x74/0xec) 0: 00000004 c470ff60 c15e7d40 c1a[ 115.166252] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c689c000 r5:c42ce500 cbb78 00000004 c470fe64 c470fe68 [ 115.176939] r4:c42ce500 c470fe58 # [ 114.175950] fe00: [ 115.182343] [] (ksys_write) from [] (sys_write+0x18/0x1c) c0c2d4c0 c0c2da40 a00e0013 ffffff[ 115.192339] r9:c689c000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000008 r4:00000008 ff # [ 114.181011] r7:c470fdfc[ 115.202949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) r6:ffffffff r5:a00e0013 r4:c0c2d[ 115.213373] Exception stack(0xc689dfa8 to 0xc689dff0) a44 # [ 114.186689] [[ 115.221292] dfa0: 00000008 00000008 00000001 b6de6000 00000008 00000000 ] (lkdtm_BUG) from [] ([ 115.232332] dfc0: 00000008 00000008 b6f2de00 00000004 00000001 00000000 00020000 bed7aa54 lkdtm_do_action+0x2c/0x4c) [ 115.243369] dfe0: 00000004 bed7a788 b6e9b94f b6e21c66 # [ 114.194272] [] (lk[ 115.250936] irq event stamp: 0 dtm_do_action) from [] [ 115.256776] hardirqs last enabled at (0): [<00000000>] 0x0 (direct_entry+0x120/0x18c) # [ [ 115.265242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 114.202292] [] (direct_[ 115.275585] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c entry) from [] (full_pr[ 115.285932] softirqs last disabled at (0): [<00000000>] 0x0 oxy_write+0x64/0x94) # [ 114.21[ 115.294397] ---[ end trace 89d09bd2305eadb6 ]--- 0220] r9:c470ff60 r8:c53146c0 r7:00000004 r6:b6e4b000 r5:c6a21900 r4:c0c2d8a0 # [ 114.217978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.225819] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6e4b000 r5:c6a21900 r4:00000000 # [ 114.233573] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.240719] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c470e000 r5:c6a21900 # [ 114.248554] r4:c6a21900 # [ 114.251100] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.258245] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000004 r4:00000004 # [ 114.266000] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.273575] Exception stack(0xc470ffa8 to 0xc470fff0) # [ 114.278637] ffa0: 00000004 00000004 00000001 b6e4b000 00000004 00000000 # [ 114.286824] ffc0: 00000004 00000004 b6f92e00 00000004 00000001 00000000 00020000 bebc3a54 # [ 114.295009] ffe0: 00000004 bebc3788 b6f0094f b6e86c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 114.919455] lkdtm: Performing direct entry WARNING # [ 114.926325] ------------[ cut here ]------------ # [ 114.933899] WARNING: CPU: 3 PID: 863 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 114.945194] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.976883] CPU: 3 PID: 863 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 114.987241] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.996629] Backtrace: # [ 115.001957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.012378] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 115.020900] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.031078] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.040896] r9:00000009 r8:c0c2da8c r7:00000053 r6:00000009 r5:c0c2da8c r4:c1acc234 # [ 115.051506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.061843] r7:00000053 r6:c1acc234 r5:00000000 r4:c689c000 # [ 115.070375] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 115.081320] r9:c1acbb7c r8:c15e7d40 r7:c689df60 r6:00000008 r5:c6818000 r4:00000002 # [ 115.091932] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.102709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.113578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.124350] r9:c689df60 r8:c53146c0 r7:00000008 r6:b6de6000 r5:c42ce500 r4:c0c2d8a0 # [ 115.134961] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.145646] r9:c07f4bec r8:c689df60 r7:c2816000 r6:b6de6000 r5:c42ce500 r4:00000000 # [ 115.156254] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.166252] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c689c000 r5:c42ce500 # [ 115.176939] r4:c42ce500 # [ 115.182343] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.192339] r9:c689c000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000008 r4:00000008 # [ 115.202949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.213373] Exception stack(0xc689dfa8 to 0xc689dff0) # [ 115.221292] dfa0: 00000008 00000008 00000001 b6de6000 00000008 00000000 # [ 115.232332] dfc0: 00000008 00000008 b6f2de00 00000004 00000001 00000000 00020000 bed7aa54 # [ 115.243369] dfe0: 00000004 bed7a788 b6e9b94f b6e21c66 # [ 115.250936] irq event stamp: 0 # [ 115.256776] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.265242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.275585] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.285932] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.294397] ---[ end trace 89d09bd2305eadb6 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh [ 115.712874] lkdtm: Performing direct entry WARNING_MESSAGE [ 115.718497] ------------[ cut here ]------------ [ 115.723151] WARNING: CPU: 1 PID: 898 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 [ 115.732338] Warning message trigger count: 2 [ 115.736622] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.765858] CPU: 1 PID: 898 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 115.773438] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.779973] Backtrace: [ 115.782452] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.790033] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 115.795705] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.803032] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.810006] r9:00000009 r8:c0c2dadc r7:00000058 r6:00000009 r5:c0c2dadc r4:c1acc234 [ 115.817764] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.825259] r7:00000058 r6:c1acc234 r5:c1acc250 r4:c44bc000 [ 115.830936] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) [ 115.839732] r9:c1acbb84 r8:c15e7d40 r7:c44bdf60 r6:00000010 r5:c5f9c000 r4:00000003 [ 115.847491] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.856117] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.864139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.872067] r9:c44bdf60 r8:c53146c0 r7:00000010 r6:b6e59000 r5:c2fd2140 r4:c0c2d8a0 [ 115.879827] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.887668] r9:c07f4bec r8:c44bdf60 r7:c2816000 r6:b6e59000 r5:c2fd2140 r4:00000000 [ 115.895423] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.902571] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c44bc000 r5:c2fd2140 [ 115.910406] r4:c2fd2140 [ 115.912951] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.920098] r9:c44bc000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000010 r4:00000010 [ 115.927856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.935434] Exception stack(0xc44bdfa8 to 0xc44bdff0) [ 115.940497] dfa0: 00000010 00000010 00000001 b6e59000 00000010 00000000 [ 115.948687] dfc0: 00000010 00000010 b6fa0e00 00000004 00000001 00000000 00020000 beec6a54 [ 115.956873] dfe0: 00000004 beec6788 b6f0e94f b6e94c66 [ 115.961974] irq event stamp: 0 [ 115.965053] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.970677] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.978216] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.985716] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.991338] ---[ end trace 89d09bd2305eadb7 ]--- # [ 115.712874] lkdtm: Performing direct entry WARNING_MESSAGE # [ 115.718497] ------------[ cut here ]------------ # [ 115.723151] WARNING: CPU: 1 PID: 898 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 115.732338] Warning message trigger count: 2 # [ 115.736622] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.765858] CPU: 1 PID: 898 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 115.773438] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.779973] Backtrace: # [ 115.782452] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.790033] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 115.795705] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.803032] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.810006] r9:00000009 r8:c0c2dadc r7:00000058 r6:00000009 r5:c0c2dadc r4:c1acc234 # [ 115.817764] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.825259] r7:00000058 r6:c1acc234 r5:c1acc250 r4:c44bc000 # [ 115.830936] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 115.839732] r9:c1acbb84 r8:c15e7d40 r7:c44bdf60 r6:00000010 r5:c5f9c000 r4:00000003 # [ 115.847491] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.856117] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.864139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.872067] r9:c44bdf60 r8:c53146c0 r7:00000010 r6:b6e59000 r5:c2fd2140 r4:c0c2d8a0 # [ 115.879827] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.887668] r9:c07f4bec r8:c44bdf60 r7:c2816000 r6:b6e59000 r5:c2fd2140 r4:00000000 # [ 115.895423] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.902571] r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c44bc000 r5:c2fd2140 # [ 115.910406] r4:c2fd2140 # [ 115.912951] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.920098] r9:c44bc000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000010 r4:00000010 # [ 115.927856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.935434] Exception stack(0xc44bdfa8 to 0xc44bdff0) # [ 115.940497] dfa0: 00000010 00000010 00000001 b6e59000 00000010 00000000 # [ 115.948687] dfc0: 00000010 00000010 b6fa0e00 00000004 00000001 00000000 00020000 beec6a54 # [ 115.956873] dfe0: 00000004 beec6788 b6f0e94f b6e94c66 # [ 115.961974] irq event stamp: 0 # [ 115.965053] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.970677] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.978216] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.985716] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.991338] ---[ end trace 89d09bd2305eadb7 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 116.391073] lkdtm: Performing direct entry EXCEPTION [ 116.396073] 8<--- cut here --- [ 116.399234] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 116.407451] pgd = e82bcdf4 [ 116.410183] [00000000] *pgd=00000000 [ 116.413792] Internal error: Oops: 805 [#2] SMP ARM [ 116.418596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.447651] CPU: 2 PID: 930 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 116.455228] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.461779] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 116.466237] LR is at lkdtm_do_action+0x2c/0x4c [ 116.470689] pc : [] lr : [] psr: a00e0013 [ 116.476962] sp : c42d7e58 ip : c42d7e68 fp : c42d7e64 [ 116.482194] r10: 0000000a r9 : c1acbb94 r8 : c15e7d40 [ 116.487428] r7 : c42d7f60 r6 : 0000000a r5 : c2e6f000 r4 : 00000004 [ 116.493961] r3 : 00000000 r2 : 9a2b51aa r1 : ef7ab5e0 r0 : c15e7d60 [ 116.500497] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 116.507643] Control: 10c5387d Table: 16ff404a DAC: 00000051 [ 116.513397] Process cat (pid: 930, stack limit = 0xb530fe9b) [ 116.519064] Stack: (0xc42d7e58 to 0xc42d8000) [ 116.523432] 7e40: c42d7e74 c42d7e68 [ 116.531621] 7e60: c0c2d4c0 c0c2daf0 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c4302c80 [ 116.539811] 7e80: b6e2c000 0000000a c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac [ 116.547998] 7ea0: 00000000 c4302c80 b6e2c000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 [ 116.556187] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 [ 116.564377] 7ee0: b6e2c000 00020000 00000004 0000000a 0001fff6 c42d7ee0 00000001 b6e2b000 [ 116.572566] 7f00: c696af00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 116.580755] 7f20: 00000000 00000000 c136fbc0 9a2b51aa c205c000 c4302c80 c4302c80 c42d6000 [ 116.588943] 7f40: b6e2c000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 [ 116.597132] 7f60: 00000000 00000000 c42d7fac 9a2b51aa 0000000a 0000000a b6f73e00 00000004 [ 116.605320] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 [ 116.613507] 7fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e2c000 0000000a 00000000 [ 116.621695] 7fc0: 0000000a 0000000a b6f73e00 00000004 00000001 00000000 00020000 beecfa54 [ 116.629884] 7fe0: 00000004 beecf788 b6ee194f b6e67c66 800e0030 00000001 00000000 00000000 [ 116.638065] Backtrace: [ 116.640538] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.648649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.656673] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.664604] r9:c42d7f60 r8:c53146c0 r7:0000000a r6:b6e2c000 r5:c4302c80 r4:c0c2d8a0 [ 116.672365] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.680208] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6e2c000 r5:c4302c80 r4:00000000 [ 116.687965] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.695114] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c42d6000 r5:c4302c80 [ 116.702950] r4:c4302c80 [ 116.705497] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.712645] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:0000000a r4:0000000a [ 116.720405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.727980] Exception stack(0xc42d7fa8 to 0xc42d7ff0) [ 116.733044] 7fa0: 0000000a 0000000a 00000001 b6e2c000 0000000a 00000000 [ 116.741233] 7fc0: 0000000a 0000000a b6f73e00 00000004 00000001 00000000 00020000 beecfa54 [ 116.749419] 7fe0: 00000004 beecf788 b6ee194f b6e67c66 [ 116.754483] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 116.760666] ---[ end trace 89d09bd2305eadb8 ]--- # Segmentation fault # [ 116.391073] lkdtm: Performing direct entry EXCEPTION # [ 116.396073] 8<--- cut here --- # [ 116.399234] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 116.407451] pgd = e82bcdf4 # [ 116.410183] [00000000] *pgd=00000000 # [ 116.413792] Internal error: Oops: 805 [#2] SMP ARM # [ 116.418596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.447651] CPU: 2 PID: 930 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 116.455228] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.461779] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 116.466237] LR is at lkdtm_do_action+0x2c/0x4c # [ 116.470689] pc : [] lr : [] psr: a00e0013 # [ 116.476962] sp : c42d7e58 ip : c42d7e68 fp : c42d7e64 # [ 116.482194] r10: 0000000a r9 : c1acbb94 r8 : c15e7d40 # [ 116.487428] r7 : c42d7f60 r6 : 0000000a r5 : c2e6f000 r4 : 00000004 # [ 116.493961] r3 : 00000000 r2 : 9a2b51aa r1 : ef7ab5e0 r0 : c15e7d60 # [ 116.500497] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.507643] Control: 10c5387d Table: 16ff404a DAC: 00000051 # [ 116.513397] Process cat (pid: 930, stack limit = 0xb530fe9b) # [ 116.519064] Stack: (0xc42d7e58 to 0xc42d8000) # [ 116.523432] 7e40: c42d7e74 c42d7e68 # [ 116.531621] 7e60: c0c2d4c0 c0c2daf0 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c4302c80 # [ 116.539811] 7e80: b6e2c000 0000000a c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac # [ 116.547998] 7ea0: 00000000 c4302c80 b6e2c000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 # [ 116.556187] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 # [ 116.564377] 7ee0: b6e2c000 00020000 00000004 0000000a 0001fff6 c42d7ee0 00000001 b6e2b000 # [ 116.572566] 7f00: c696af00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.580755] 7f20: 00000000 00000000 c136fbc0 9a2b51aa c205c000 c4302c80 c4302c80 c42d6000 # [ 116.588943] 7f40: b6e2c000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 # [ 116.597132] 7f60: 00000000 00000000 c42d7fac 9a2b51aa 0000000a 0000000a b6f73e00 00000004 # [ 116.605320] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 # [ 116.613507] 7fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e2c000 0000000a 00000000 # [ 116.621695] 7fc0: 0000000a 0000000a b6f73e00 00000004 00000001 00000000 00020000 beecfa54 # [ 116.629884] 7fe0: 00000004 beecf788 b6ee194f b6e67c66 800e0030 00000001 00000000 00000000 # [ 116.638065] Backtrace: # [ 116.640538] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.648649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.656673] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.664604] r9:c42d7f60 r8:c53146c0 r7:0000000a r6:b6e2c000 r5:c4302c80 r4:c0c2d8a0 # [ 116.672365] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.680208] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6e2c000 r5:c4302c80 r4:00000000 # [ 116.687965] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.695114] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c42d6000 r5:c4302c80 # [ 116.702950] r4:c4302c80 # [ 116.705497] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.712645] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:0000000a r4:0000000a # [ 116.720405] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.727980] Exception stack(0xc42d7fa8 to 0xc42d7ff0) # [ 116.733044] 7fa0: 0000000a 0000000a 00000001 b6e2c000 0000000a 00000000 # [ 116.741233] 7fc0: 0000000a 0000000a b6f73e00 00000004 00000001 00000000 00020000 beecfa54 # [ 116.749419] 7fe0: 00000004 beecf788 b6ee194f b6e67c66 # [ 116.754483] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 116.760666] ---[ end trace 89d09bd2305eadb8 ]--- # 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 [ 118.094942] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 118.100674] lkdtm: attempting good list addition [ 118.105330] lkdtm: attempting corrupted list addition [ 118.110489] lkdtm: list_add() corruption not detected! # [ 118.094942] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 118.100674] lkdtm: attempting good list addition # [ 118.105330] lkdtm: attempting corrupted list addition # [ 118.110489] 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 [ 118.499489] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 118.505089] lkdtm: attempting good list removal [ 118.509698] lkdtm: attempting corrupted list removal [ 118.514681] lkdtm: list_del() corruption not detected! # [ 118.499489] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 118.505089] lkdtm: attempting good list removal # [ 118.509698] lkdtm: attempting corrupted list removal # [ 118.514681] 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 [ 118.877483] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 118.883850] lkdtm: attempting bad read from page below current stack [ 118.890422] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 118.877483] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 118.883850] lkdtm: attempting bad read from page below current stack # [ 118.890422] 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 [ 119.239586] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 119.245965] lkdtm: attempting bad read from page above current stack [ 119.252416] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 119.239586] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 119.245965] lkdtm: attempting bad read from page above current stack # [ 119.252416] 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 [ 119.619184] lkdtm: Performing direct entry UNSET_SMEP [ 119.624287] lkdtm: XFAIL: this test is x86_64-only # [ 119.619184] lkdtm: Performing direct entry UNSET_SMEP # [ 119.624287] 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 [ 119.993968] lkdtm: Performing direct entry DOUBLE_FAULT [ 119.999305] lkdtm: XFAIL: this test is ia32-only # [ 119.993968] lkdtm: Performing direct entry DOUBLE_FAULT # [ 119.999305] 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 [ 120.365816] lkdtm: Performing direct entry CORRUPT_PAC [ 120.371061] lkdtm: XFAIL: this test is arm64-only # [ 120.365816] lkdtm: Performing direct entry CORRUPT_PAC # [ 120.371061] 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 [ 120.743799] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 120.750322] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 120.743799] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 120.750322] 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 [ 121.553625] lkdtm: Performing direct entry READ_AFTER_FREE [ 121.559220] lkdtm: Value in memory before free: 12345678 [ 121.564549] lkdtm: Attempting bad read from freed memory [ 121.569915] lkdtm: Memory was not poisoned # [ 121.553625] lkdtm: Performing direct entry READ_AFTER_FREE # [ 121.559220] lkdtm: Value in memory before free: 12345678 # [ 121.564549] lkdtm: Attempting bad read from freed memory # [ 121.569915] 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 [ 122.178498] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 122.184537] lkdtm: Value in memory before free: 12345678 [ 122.189954] lkdtm: Attempting to read from freed memory [ 122.195195] lkdtm: Buddy page was not poisoned # [ 122.178498] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 122.184537] lkdtm: Value in memory before free: 12345678 # [ 122.189954] lkdtm: Attempting to read from freed memory # [ 122.195195] 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 [ 122.549534] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 122.555182] lkdtm: Attempting double slab free ... # [ 122.549534] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 122.555182] 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 [ 122.929652] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 122.935178] lkdtm: Attempting cross-cache slab free ... # [ 122.929652] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 122.935178] 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 [ 123.296603] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 123.302298] lkdtm: Attempting non-Slab slab free ... # [ 123.296603] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 123.302298] 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 [ 124.567574] lkdtm: Performing direct entry EXEC_DATA [ 124.572566] lkdtm: attempting ok execution at c0c2e230 [ 124.577813] lkdtm: attempting bad execution at c26f674c [ 124.583063] 8<--- cut here --- [ 124.586127] Unable to handle kernel paging request at virtual address c26f674c [ 124.593359] pgd = 60794da5 [ 124.596075] [c26f674c] *pgd=1261141e(bad) [ 124.600111] Internal error: Oops: 8000000d [#3] SMP ARM [ 124.605345] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.634416] CPU: 3 PID: 1773 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 124.642080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.648625] PC is at data_area+0x0/0x40 [ 124.652480] LR is at execute_location+0xa4/0xb4 [ 124.657018] pc : [] lr : [] psr: 600e0013 [ 124.663292] sp : c68afe38 ip : 00000027 fp : c68afe54 [ 124.668522] r10: 0000000a r9 : c1acbd78 r8 : c15e7d40 [ 124.673754] r7 : c68aff60 r6 : 00000001 r5 : c26f674c r4 : c0c2e230 [ 124.680288] r3 : 756e7ad4 r2 : 756e7ad4 r1 : ef7c05e4 r0 : 0000002b [ 124.686825] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 124.693969] Control: 10c5387d Table: 1685004a DAC: 00000051 [ 124.699722] Process cat (pid: 1773, stack limit = 0x32690a42) [ 124.705477] Stack: (0xc68afe38 to 0xc68b0000) [ 124.709845] fe20: 0000001f c418f000 [ 124.718034] fe40: 0000000a c68aff60 c68afe64 c68afe58 c135a5dc c135a3d8 c68afe74 c68afe68 [ 124.726223] fe60: c0c2d4c0 c135a5c4 c68afe9c c68afe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c5ee9040 [ 124.734410] fe80: b6e88000 0000000a c53146c0 c68aff60 c68afec4 c68afea0 c07f4c50 c0c2d8ac [ 124.742598] fea0: 00000000 c5ee9040 b6e88000 c2816000 c68aff60 c07f4bec c68aff5c c68afec8 [ 124.750786] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c68ae000 [ 124.758974] fee0: b6e88000 00020000 00000004 0000000a 0001fff6 c68afee0 00000001 b6e87000 [ 124.767162] ff00: c2fd3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 124.775350] ff20: 00000000 00000000 c136fbc0 756e7ad4 c205c000 c5ee9040 c5ee9040 c68ae000 [ 124.783538] ff40: b6e88000 00000000 00000000 00000004 c68aff94 c68aff60 c05988bc c0598228 [ 124.791726] ff60: 00000000 00000000 c68affac 756e7ad4 0000000a 0000000a b6fcfe00 00000004 [ 124.799915] ff80: c03002e4 c68ae000 c68affa4 c68aff98 c059894c c0598854 00000000 c68affa8 [ 124.808103] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e88000 0000000a 00000000 [ 124.816290] ffc0: 0000000a 0000000a b6fcfe00 00000004 00000001 00000000 00020000 beb6da54 [ 124.824477] ffe0: 00000004 beb6d788 b6f3d94f b6ec3c66 800e0030 00000001 00000000 00000000 [ 124.832660] Backtrace: [ 124.835133] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 124.843324] r7:c68aff60 r6:0000000a r5:c418f000 r4:0000001f [ 124.849006] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.857113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.865137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.873067] r9:c68aff60 r8:c53146c0 r7:0000000a r6:b6e88000 r5:c5ee9040 r4:c0c2d8a0 [ 124.880828] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.888671] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e88000 r5:c5ee9040 r4:00000000 [ 124.896428] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.903575] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c68ae000 r5:c5ee9040 [ 124.911411] r4:c5ee9040 [ 124.913958] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.921105] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:0000000a r4:0000000a [ 124.928863] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.936440] Exception stack(0xc68affa8 to 0xc68afff0) [ 124.941502] ffa0: 0000000a 0000000a 00000001 b6e88000 0000000a 00000000 [ 124.949689] ffc0: 0000000a 0000000a b6fcfe00 00000004 00000001 00000000 00020000 beb6da54 [ 124.957874] ffe0: 00000004 beb6d788 b6f3d94f b6ec3c66 [ 124.962939] Code: 00000000 c5818780 c5818840 c5818900 (e1a0c00d) [ 124.969047] ---[ end trace 89d09bd2305eadb9 ]--- # Segmentation fault # [ 124.567574] lkdtm: Performing direct entry EXEC_DATA # [ 124.572566] lkdtm: attempting ok execution at c0c2e230 # [ 124.577813] lkdtm: attempting bad execution at c26f674c # [ 124.583063] 8<--- cut here --- # [ 124.586127] Unable to handle kernel paging request at virtual address c26f674c # [ 124.593359] pgd = 60794da5 # [ 124.596075] [c26f674c] *pgd=1261141e(bad) # [ 124.600111] Internal error: Oops: 8000000d [#3] SMP ARM # [ 124.605345] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.634416] CPU: 3 PID: 1773 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 124.642080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.648625] PC is at data_area+0x0/0x40 # [ 124.652480] LR is at execute_location+0xa4/0xb4 # [ 124.657018] pc : [] lr : [] psr: 600e0013 # [ 124.663292] sp : c68afe38 ip : 00000027 fp : c68afe54 # [ 124.668522] r10: 0000000a r9 : c1acbd78 r8 : c15e7d40 # [ 124.673754] r7 : c68aff60 r6 : 00000001 r5 : c26f674c r4 : c0c2e230 # [ 124.680288] r3 : 756e7ad4 r2 : 756e7ad4 r1 : ef7c05e4 r0 : 0000002b # [ 124.686825] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.693969] Control: 10c5387d Table: 1685004a DAC: 00000051 # [ 124.699722] Process cat (pid: 1773, stack limit = 0x32690a42) # [ 124.705477] Stack: (0xc68afe38 to 0xc68b0000) # [ 124.709845] fe20: 0000001f c418f000 # [ 124.718034] fe40: 0000000a c68aff60 c68afe64 c68afe58 c135a5dc c135a3d8 c68afe74 c68afe68 # [ 124.726223] fe60: c0c2d4c0 c135a5c4 c68afe9c c68afe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c5ee9040 # [ 124.734410] fe80: b6e88000 0000000a c53146c0 c68aff60 c68afec4 c68afea0 c07f4c50 c0c2d8ac # [ 124.742598] fea0: 00000000 c5ee9040 b6e88000 c2816000 c68aff60 c07f4bec c68aff5c c68afec8 # [ 124.750786] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c68ae000 # [ 124.758974] fee0: b6e88000 00020000 00000004 0000000a 0001fff6 c68afee0 00000001 b6e87000 # [ 124.767162] ff00: c2fd3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 124.775350] ff20: 00000000 00000000 c136fbc0 756e7ad4 c205c000 c5ee9040 c5ee9040 c68ae000 # [ 124.783538] ff40: b6e88000 00000000 00000000 00000004 c68aff94 c68aff60 c05988bc c0598228 # [ 124.791726] ff60: 00000000 00000000 c68affac 756e7ad4 0000000a 0000000a b6fcfe00 00000004 # [ 124.799915] ff80: c03002e4 c68ae000 c68affa4 c68aff98 c059894c c0598854 00000000 c68affa8 # [ 124.808103] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e88000 0000000a 00000000 # [ 124.816290] ffc0: 0000000a 0000000a b6fcfe00 00000004 00000001 00000000 00020000 beb6da54 # [ 124.824477] ffe0: 00000004 beb6d788 b6f3d94f b6ec3c66 800e0030 00000001 00000000 00000000 # [ 124.832660] Backtrace: # [ 124.835133] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 124.843324] r7:c68aff60 r6:0000000a r5:c418f000 r4:0000001f # [ 124.849006] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.857113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.865137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.873067] r9:c68aff60 r8:c53146c0 r7:0000000a r6:b6e88000 r5:c5ee9040 r4:c0c2d8a0 # [ 124.880828] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.888671] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e88000 r5:c5ee9040 r4:00000000 # [ 124.896428] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.903575] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c68ae000 r5:c5ee9040 # [ 124.911411] r4:c5ee9040 # [ 124.913958] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.921105] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:0000000a r4:0000000a # [ 124.928863] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.936440] Exception stack(0xc68affa8 to 0xc68afff0) # [ 124.941502] ffa0: 0000000a 0000000a 00000001 b6e88000 0000000a 00000000 # [ [ 125.460641] lkdtm: Performing direct entry EXEC_STACK 124.949689] ffc0: 0000000a 00000[ 125.467239] lkdtm: attempting ok execution at c0c2e230 00a b6fcfe00 00000004 00000001[ 125.475192] lkdtm: attempting bad execution at c6a27e0c 0000000 00020000 beb6da54 # [ 1[ 125.483175] 8<--- cut here --- 24.957874] ffe[0 :1 2050.040809021] Unable to handle kernel paging request at virtual address c6a27e0c 04 beb6d788 b6[f 3 d19245f. 4b968153] pgd = f99855b3 c3c66 # [ 124.962939] Code: 00[ 125.502854] [c6a27e0c] *pgd=16a1141e(bad) 00000 c5818780 c581[8 8 4102 5c.509644] Internal error: Oops: 8000000d [#4] SMP ARM 818900 (e1a0c00d) # [ 124.9690[ 125.517035] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 47] ---[ end trace 89d09[b d 21325.548740] CPU: 3 PID: 1849 Comm: cat Tainted: G D W 5.10.124-cip9 #1 5eadb9 ]--[- 1#2 5E.X5E5C8_8D17] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) TA: missing 'call tra[c e :1'2:5 567174] PC is at 0xc6a27e0c [FAIL] not ok 30 selftests: lkdt[ 125.572579] LR is at execute_location+0xa4/0xb4 m: EXEC_DAT[A . s1h2 5#. 5e7x9i957] pc : [] lr : [] psr: 600e0013 =1 # selfte[s t s1:2 5l.k5d8t8m045] sp : c6a27de8 ip : c6a27cf0 fp : c6a27e04 EXEC_STACK[. s h12 5.595178] r10: 0000000b r9 : c1acbd84 r8 : c15e7d40 [ 125.601790] r7 : c6a27f60 r6 : 00000001 r5 : c6a27e0c r4 : c0c2e230 [ 125.608324] r3 : 5aaed19e r2 : 5aaed19e r1 : ef7c05e0 r0 : 0000002b [ 125.614860] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 125.622003] Control: 10c5387d Table: 16ea004a DAC: 00000051 [ 125.627757] Process cat (pid: 1849, stack limit = 0x7508b97b) [ 125.633511] Stack: (0xc6a27de8 to 0xc6a28000) [ 125.637882] 7de0: c6a26000 c2e61000 0000000b c6a27f60 c6a27e64 c6a27e08 [ 125.646072] 7e00: c135a618 c135a3d8 c6a27e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 125.654260] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 [ 125.662448] 7e40: e3a02040 e3a01d33 e5930018 5aaed19e 0000000b 00000020 c6a27e74 c6a27e68 [ 125.670635] 7e60: c0c2d4c0 c135a5ec c6a27e9c c6a27e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696a8c0 [ 125.678825] 7e80: b6db7000 0000000b c53146c0 c6a27f60 c6a27ec4 c6a27ea0 c07f4c50 c0c2d8ac [ 125.687012] 7ea0: 00000000 c696a8c0 b6db7000 c2816000 c6a27f60 c07f4bec c6a27f5c c6a27ec8 [ 125.695201] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c6a26000 [ 125.703390] 7ee0: b6db7000 00020000 00000004 0000000b 0001fff5 c6a27ee0 00000001 b6db6000 [ 125.711576] 7f00: c689f900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 125.719765] 7f20: 00000000 00000000 c136fbc0 5aaed19e c205c000 c696a8c0 c696a8c0 c6a26000 [ 125.727953] 7f40: b6db7000 00000000 00000000 00000004 c6a27f94 c6a27f60 c05988bc c0598228 [ 125.736141] 7f60: 00000000 00000000 c6a27fac 5aaed19e 0000000b 0000000b b6efee00 00000004 [ 125.744331] 7f80: c03002e4 c6a26000 c6a27fa4 c6a27f98 c059894c c0598854 00000000 c6a27fa8 [ 125.752518] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6db7000 0000000b 00000000 [ 125.760707] 7fc0: 0000000b 0000000b b6efee00 00000004 00000001 00000000 00020000 bec3fa54 [ 125.768895] 7fe0: 00000004 bec3f788 b6e6c94f b6df2c66 800e0030 00000001 00000000 00000000 [ 125.777075] Backtrace: [ 125.779548] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 125.787825] r7:c6a27f60 r6:0000000b r5:c2e61000 r4:c6a26000 [ 125.793508] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.801692] r4:00000020 [ 125.804242] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.812264] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.820193] r9:c6a27f60 r8:c53146c0 r7:0000000b r6:b6db7000 r5:c696a8c0 r4:c0c2d8a0 [ 125.827954] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.835795] r9:c07f4bec r8:c6a27f60 r7:c2816000 r6:b6db7000 r5:c696a8c0 r4:00000000 [ 125.843550] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.850697] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6a26000 r5:c696a8c0 [ 125.858532] r4:c696a8c0 [ 125.861079] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.868225] r9:c6a26000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000000b r4:0000000b [ 125.875985] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.883559] Exception stack(0xc6a27fa8 to 0xc6a27ff0) [ 125.888622] 7fa0: 0000000b 0000000b 00000001 b6db7000 0000000b 00000000 [ 125.896811] 7fc0: 0000000b 0000000b b6efee00 00000004 00000001 00000000 00020000 bec3fa54 [ 125.904997] 7fe0: 00000004 bec3f788 b6e6c94f b6df2c66 [ 125.910060] Code: c6a27e08 c135a618 c135a3d8 c6a27e6c (e1a0c00d) [ 125.916168] ---[ end trace 89d09bd2305eadba ]--- # Segmentation fault # [ 125.460641] lkdtm: Performing direct entry EXEC_STACK # [ 125.467239] lkdtm: attempting ok execution at c0c2e230 # [ 125.475192] lkdtm: attempting bad execution at c6a27e0c # [ 125.483175] 8<--- cut here --- # [ 125.489021] Unable to handle kernel paging request at virtual address c6a27e0c # [ 125.498153] pgd = f99855b3 # [ 125.502854] [c6a27e0c] *pgd=16a1141e(bad) # [ 125.509644] Internal error: Oops: 8000000d [#4] SMP ARM # [ 125.517035] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.548740] CPU: 3 PID: 1849 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 125.558817] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.567174] PC is at 0xc6a27e0c # [ 125.572579] LR is at execute_location+0xa4/0xb4 # [ 125.579957] pc : [] lr : [] psr: 600e0013 # [ 125.588045] sp : c6a27de8 ip : c6a27cf0 fp : c6a27e04 # [ 125.595178] r10: 0000000b r9 : c1acbd84 r8 : c15e7d40 # [ 125.601790] r7 : c6a27f60 r6 : 00000001 r5 : c6a27e0c r4 : c0c2e230 # [ 125.608324] r3 : 5aaed19e r2 : 5aaed19e r1 : ef7c05e0 r0 : 0000002b # [ 125.614860] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 125.622003] Control: 10c5387d Table: 16ea004a DAC: 00000051 # [ 125.627757] Process cat (pid: 1849, stack limit = 0x7508b97b) # [ 125.633511] Stack: (0xc6a27de8 to 0xc6a28000) # [ 125.637882] 7de0: c6a26000 c2e61000 0000000b c6a27f60 c6a27e64 c6a27e08 # [ 125.646072] 7e00: c135a618 c135a3d8 c6a27e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 125.654260] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 125.662448] 7e40: e3a02040 e3a01d33 e5930018 5aaed19e 0000000b 00000020 c6a27e74 c6a27e68 # [ 125.670635] 7e60: c0c2d4c0 c135a5ec c6a27e9c c6a27e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696a8c0 # [ 125.678825] 7e80: b6db7000 0000000b c53146c0 c6a27f60 c6a27ec4 c6a27ea0 c07f4c50 c0c2d8ac # [ 125.687012] 7ea0: 00000000 c696a8c0 b6db7000 c2816000 c6a27f60 c07f4bec c6a27f5c c6a27ec8 # [ 125.695201] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c6a26000 # [ 125.703390] 7ee0: b6db7000 00020000 00000004 0000000b 0001fff5 c6a27ee0 00000001 b6db6000 # [ 125.711576] 7f00: c689f900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.719765] 7f20: 00000000 00000000 c136fbc0 5aaed19e c205c000 c696a8c0 c696a8c0 c6a26000 # [ 125.727953] 7f40: b6db7000 00000000 00000000 00000004 c6a27f94 c6a27f60 c05988bc c0598228 # [ 125.736141] 7f60: 00000000 00000000 c6a27fac 5aaed19e 0000000b 0000000b b6efee00 00000004 # [ 125.744331] 7f80: c03002e4 c6a26000 c6a27fa4 c6a27f98 c059894c c0598854 00000000 c6a27fa8 # [ 125.752518] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6db7000 0000000b 00000000 # [ 125.760707] 7fc0: 0000000b 0000000b b6efee00 00000004 00000001 00000000 00020000 bec3fa54 # [ 125.768895] 7fe0: 00000004 bec3f788 b6e6c94f b6df2c66 800e0030 00000001 00000000 00000000 # [ 125.777075] Backtrace: # [ 125.779548] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 125.787825] r7:c6a27f60 r6:0000000b r5:c2e61000 r4:c6a26000 # [ 125.793508] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.801692] r4:00000020 # [ 125.804242] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.812264] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.820193] r9:c6a27f60 r8:c53146c0 r7:0000000b r6:b6db7000 r5:c696a8c0 r4:c0c2d8a0 # [ 125.827954] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.835795] r9:c07f4bec r8:c6a27f60 r7:c2816000 r6:b6db7000 r5:c696a8c0 r4:00000000 # [ 125.843550] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.850697] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6a26000 r5:c696a8c0 # [ 125.858532] r4:c696a8c0 # [ 125.861079] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.868225] r9:c6a26000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000000b r4:0000000b # [ 125.875985] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.883559] Exception stack(0xc6a27fa8 to 0xc6a27ff0) # [ 125.888622] 7fa0: 0000000b 0000000b 00000001 b6db7000 0000000b 0[ 126.426242] lkdtm: Performing direct entry EXEC_KMALLOC 0000000 # [ 125.896811] 7fc0: 0[ 126.434249] lkdtm: attempting ok execution at c0c2e230 000000b 0000000b b6efee00 0000000[ 126.442263] lkdtm: attempting bad execution at c4607440 4 00000001 00000000 00020000 bec3[ 126.450316] 8<--- cut here --- fa54 # [ 125.9[0 4 919276]. 4756188] Unable to handle kernel paging request at virtual address c4607440 e0: 00000004 bec[3 f 718286 .b4665493] pgd = 2696c33f 6c94f b6df2c66 # [ 125.910060] 126.470280] [c4607440] *pgd=1461141e(bad) Code: c6a27e08 c135a61[8 c11236.477073] Internal error: Oops: 8000000d [#5] SMP ARM 5a3d8 c6a27e6c (e1a0c00d) # [ [ 126.484637] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 125.916168] ---[ end tra[c e 1826.516342] CPU: 2 PID: 1928 Comm: cat Tainted: G D W 5.10.124-cip9 #1 d09bd2305ea[d b a1 2]6-.-5-26 4#9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) EXEC_STACK: missing [' c a1l2l6 534774] PC is at 0xc4607440 trace:': [FAIL] not ok 31 selfte 126.540180] LR is at execute_location+0xa4/0xb4 sts: lkdtm: E[X E C1_2S6T.A5C4K7.75] pc : [] lr : [] psr: 600e0013 sh # exit=1 #[ s e12l6f.t5e5s5t49] sp : c6969e30 ip : c6969d38 fp : c6969e4c s: lkdtm: E[X E C1_2K6M.A5L6L2O7C9] r10: 0000000d r9 : c1acbd90 r8 : c15e7d40 .sh [ 126.569827] r7 : c6969f60 r6 : 00000001 r5 : c4607440 r4 : c0c2e230 [ 126.576787] r3 : b566cf36 r2 : b566cf36 r1 : ef7ab5e0 r0 : 0000002b [ 126.583323] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 126.590467] Control: 10c5387d Table: 16ec804a DAC: 00000051 [ 126.596221] Process cat (pid: 1928, stack limit = 0x65e1ec73) [ 126.601974] Stack: (0xc6969e30 to 0xc696a000) [ 126.606345] 9e20: c4607440 c6ddb000 0000000d c6969f60 [ 126.614534] 9e40: c6969e64 c6969e50 c0c2e280 c135a3d8 00000021 c6ddb000 c6969e74 c6969e68 [ 126.622723] 9e60: c0c2d4c0 c0c2e254 c6969e9c c6969e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c5f14c80 [ 126.630912] 9e80: b6e6f000 0000000d c53146c0 c6969f60 c6969ec4 c6969ea0 c07f4c50 c0c2d8ac [ 126.639101] 9ea0: 00000000 c5f14c80 b6e6f000 c2816000 c6969f60 c07f4bec c6969f5c c6969ec8 [ 126.647289] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c6968000 [ 126.655477] 9ee0: b6e6f000 00020000 00000004 0000000d 0001fff3 c6969ee0 00000001 b6e6e000 [ 126.663664] 9f00: c5ee8140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 126.671852] 9f20: 00000000 00000000 c136fbc0 b566cf36 c205c000 c5f14c80 c5f14c80 c6968000 [ 126.680041] 9f40: b6e6f000 00000000 00000000 00000004 c6969f94 c6969f60 c05988bc c0598228 [ 126.688229] 9f60: 00000000 00000000 c6969fac b566cf36 0000000d 0000000d b6fb6e00 00000004 [ 126.696417] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059894c c0598854 00000000 c6969fa8 [ 126.704605] 9fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e6f000 0000000d 00000000 [ 126.712792] 9fc0: 0000000d 0000000d b6fb6e00 00000004 00000001 00000000 00020000 befeaa54 [ 126.720980] 9fe0: 00000004 befea788 b6f2494f b6eaac66 800e0030 00000001 00000000 00000000 [ 126.729160] Backtrace: [ 126.731642] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 126.740094] r7:c6969f60 r6:0000000d r5:c6ddb000 r4:c4607440 [ 126.745770] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.754129] r5:c6ddb000 r4:00000021 [ 126.757722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.765744] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.773672] r9:c6969f60 r8:c53146c0 r7:0000000d r6:b6e6f000 r5:c5f14c80 r4:c0c2d8a0 [ 126.781432] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.789275] r9:c07f4bec r8:c6969f60 r7:c2816000 r6:b6e6f000 r5:c5f14c80 r4:00000000 [ 126.797029] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.804177] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6968000 r5:c5f14c80 [ 126.812012] r4:c5f14c80 [ 126.814558] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.821705] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000000d r4:0000000d [ 126.829463] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.837038] Exception stack(0xc6969fa8 to 0xc6969ff0) [ 126.842101] 9fa0: 0000000d 0000000d 00000001 b6e6f000 0000000d 00000000 [ 126.850291] 9fc0: 0000000d 0000000d b6fb6e00 00000004 00000001 00000000 00020000 befeaa54 [ 126.858475] 9fe0: 00000004 befea788 b6f2494f b6eaac66 [ 126.863540] Code: 00160017 eff09640 eff096e0 eff09700 (e1a0c00d) [ 126.869648] ---[ end trace 89d09bd2305eadbb ]--- # Segmentation fault # [ 126.426242] lkdtm: Performing direct entry EXEC_KMALLOC # [ 126.434249] lkdtm: attempting ok execution at c0c2e230 # [ 126.442263] lkdtm: attempting bad execution at c4607440 # [ 126.450316] 8<--- cut here --- # [ 126.456188] Unable to handle kernel paging request at virtual address c4607440 # [ 126.465493] pgd = 2696c33f # [ 126.470280] [c4607440] *pgd=1461141e(bad) # [ 126.477073] Internal error: Oops: 8000000d [#5] SMP ARM # [ 126.484637] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.516342] CPU: 2 PID: 1928 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 126.526419] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.534774] PC is at 0xc4607440 # [ 126.540180] LR is at execute_location+0xa4/0xb4 # [ 126.547475] pc : [] lr : [] psr: 600e0013 # [ 126.555649] sp : c6969e30 ip : c6969d38 fp : c6969e4c # [ 126.562779] r10: 0000000d r9 : c1acbd90 r8 : c15e7d40 # [ 126.569827] r7 : c6969f60 r6 : 00000001 r5 : c4607440 r4 : c0c2e230 # [ 126.576787] r3 : b566cf36 r2 : b566cf36 r1 : ef7ab5e0 r0 : 0000002b # [ 126.583323] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.590467] Control: 10c5387d Table: 16ec804a DAC: 00000051 # [ 126.596221] Process cat (pid: 1928, stack limit = 0x65e1ec73) # [ 126.601974] Stack: (0xc6969e30 to 0xc696a000) # [ 126.606345] 9e20: c4607440 c6ddb000 0000000d c6969f60 # [ 126.614534] 9e40: c6969e64 c6969e50 c0c2e280 c135a3d8 00000021 c6ddb000 c6969e74 c6969e68 # [ 126.622723] 9e60: c0c2d4c0 c0c2e254 c6969e9c c6969e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c5f14c80 # [ 126.630912] 9e80: b6e6f000 0000000d c53146c0 c6969f60 c6969ec4 c6969ea0 c07f4c50 c0c2d8ac # [ 126.639101] 9ea0: 00000000 c5f14c80 b6e6f000 c2816000 c6969f60 c07f4bec c6969f5c c6969ec8 # [ 126.647289] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c6968000 # [ 126.655477] 9ee0: b6e6f000 00020000 00000004 0000000d 0001fff3 c6969ee0 00000001 b6e6e000 # [ 126.663664] 9f00: c5ee8140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.671852] 9f20: 00000000 00000000 c136fbc0 b566cf36 c205c000 c5f14c80 c5f14c80 c6968000 # [ 126.680041] 9f40: b6e6f000 00000000 00000000 00000004 c6969f94 c6969f60 c05988bc c0598228 # [ 126.688229] 9f60: 00000000 00000000 c6969fac b566cf36 0000000d 0000000d b6fb6e00 00000004 # [ 126.696417] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059894c c0598854 00000000 c6969fa8 # [ 126.704605] 9fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e6f000 0000000d 00000000 # [ 126.712792] 9fc0: 0000000d 0000000d b6fb6e00 00000004 00000001 00000000 00020000 befeaa54 # [ 126.720980] 9fe0: 00000004 befea788 b6f2494f b6eaac66 800e0030 00000001 00000000 00000000 # [ 126.729160] Backtrace: # [ 126.731642] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 126.740094] r7:c6969f60 r6:0000000d r5:c6ddb000 r4:c4607440 # [ 126.745770] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.754129] r5:c6ddb000 r4:00000021 # [ 126.757722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.765744] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.773672] r9:c6969f60 r8:c53146c0 r7:0000000d r6:b6e6f000 r5:c5f14c80 r4:c0c2d8a0 # [ 126.781432] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.789275] r9:c07f4bec r8:c6969f60 r7:c2816000 r6:b6e6f000 r5:c5f14c80 r4:00000000 # [ 126.797029] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.804177] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c6968000 r5:c5f14c80 # [ 126.812012] r4:c5f14c80 # [ 126.814558] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.821705] r9:c6968000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:0000000d r4:0000000d # [ 126.829463] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.837038] Exception stack(0xc6969fa8 to 0xc6969ff0) # [ 126.842101] 9fa0: 0000000d 0000000d 00000001 b6e6f000 0000000d 00000000 # [ 126.850291] 9fc0: 0000000d 0000000d b6fb6e00 00000004 00000001 00000000 00020000 befeaa54 # [ 126.858475] 9fe0: 00000004 befea788 b6f2494f b6eaac66 # [ 126.863540] Code: 00160017 eff09640 eff096e0 eff09700 (e1a0c00d) # [ 126.869648] ---[ end trace 89d09bd2305eadbb ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 self[ 127.435083] lkdtm: Performing direct entry EXEC_VMALLOC tests: lkdtm: EXEC_KMALLOC.sh # e[ 127.443137] lkdtm: attempting ok execution at c0c2e230 xit=1 # selftests: lkdtm: EXEC_V[ 127.451052] lkdtm: attempting bad execution at f09ed000 MALLOC.sh [ 127.459149] 8<--- cut here --- [ 127.463088] Unable to handle kernel paging request at virtual address f09ed000 [ 127.470373] pgd = 2696c33f [ 127.473117] [f09ed000] *pgd=12949811, *pte=4912c65f, *ppte=4912c45f [ 127.479476] Internal error: Oops: 8000000f [#6] SMP ARM [ 127.484719] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 127.513781] CPU: 1 PID: 2005 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 127.521447] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.527990] PC is at 0xf09ed000 [ 127.531155] LR is at execute_location+0xa4/0xb4 [ 127.535696] pc : [] lr : [] psr: 600e0013 [ 127.541971] sp : c44d5e30 ip : c44d5d38 fp : c44d5e4c [ 127.547202] r10: 0000000d r9 : c1acbda0 r8 : c15e7d40 [ 127.552434] r7 : c44d5f60 r6 : 00000001 r5 : f09ed000 r4 : c0c2e230 [ 127.558969] r3 : eb50bce1 r2 : eb50bce1 r1 : ef7965e0 r0 : 0000002b [ 127.565506] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 127.572650] Control: 10c5387d Table: 16ec804a DAC: 00000051 [ 127.578406] Process cat (pid: 2005, stack limit = 0x95e815c9) [ 127.584162] Stack: (0xc44d5e30 to 0xc44d6000) [ 127.588532] 5e20: f09ed000 c5f53000 0000000d c44d5f60 [ 127.596723] 5e40: c44d5e64 c44d5e50 c0c2e2b4 c135a3d8 00000022 c5f53000 c44d5e74 c44d5e68 [ 127.604912] 5e60: c0c2d4c0 c0c2e298 c44d5e9c c44d5e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a257c0 [ 127.613099] 5e80: b6e84000 0000000d c53146c0 c44d5f60 c44d5ec4 c44d5ea0 c07f4c50 c0c2d8ac [ 127.621287] 5ea0: 00000000 c6a257c0 b6e84000 c2816000 c44d5f60 c07f4bec c44d5f5c c44d5ec8 [ 127.629475] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c44d4000 [ 127.637663] 5ee0: b6e84000 00020000 00000004 0000000d 0001fff3 c44d5ee0 00000001 b6e83000 [ 127.645850] 5f00: c2fd23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 127.654038] 5f20: 00000000 00000000 c136fbc0 eb50bce1 c205c000 c6a257c0 c6a257c0 c44d4000 [ 127.662226] 5f40: b6e84000 00000000 00000000 00000004 c44d5f94 c44d5f60 c05988bc c0598228 [ 127.670416] 5f60: 00000000 00000000 c44d5fac eb50bce1 0000000d 0000000d b6fcbe00 00000004 [ 127.678604] 5f80: c03002e4 c44d4000 c44d5fa4 c44d5f98 c059894c c0598854 00000000 c44d5fa8 [ 127.686791] 5fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e84000 0000000d 00000000 [ 127.694980] 5fc0: 0000000d 0000000d b6fcbe00 00000004 00000001 00000000 00020000 befaaa54 [ 127.703168] 5fe0: 00000004 befaa788 b6f3994f b6ebfc66 800e0030 00000001 00000000 00000000 [ 127.711349] Backtrace: [ 127.713832] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 127.722284] r7:c44d5f60 r6:0000000d r5:c5f53000 r4:f09ed000 [ 127.727961] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.736320] r5:c5f53000 r4:00000022 [ 127.739913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.747938] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.755867] r9:c44d5f60 r8:c53146c0 r7:0000000d r6:b6e84000 r5:c6a257c0 r4:c0c2d8a0 [ 127.763628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.771469] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6e84000 r5:c6a257c0 r4:00000000 [ 127.779225] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.786373] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c44d4000 r5:c6a257c0 [ 127.794208] r4:c6a257c0 [ 127.796756] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.803904] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:0000000d r4:0000000d [ 127.811665] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.819241] Exception stack(0xc44d5fa8 to 0xc44d5ff0) [ 127.824305] 5fa0: 0000000d 0000000d 00000001 b6e84000 0000000d 00000000 [ 127.832495] 5fc0: 0000000d 0000000d b6fcbe00 00000004 00000001 00000000 00020000 befaaa54 [ 127.840680] 5fe0: 00000004 befaa788 b6f3994f b6ebfc66 [ 127.845748] Code: bad PC value [ 127.848929] ---[ end trace 89d09bd2305eadbc ]--- # Segmentation fault # [ 127.435083] lkdtm: Performing direct entry EXEC_VMALLOC # [ 127.443137] lkdtm: attempting ok execution at c0c2e230 # [ 127.451052] lkdtm: attempting bad execution at f09ed000 # [ 127.459149] 8<--- cut here --- # [ 127.463088] Unable to handle kernel paging request at virtual address f09ed000 # [ 127.470373] pgd = 2696c33f # [ 127.473117] [f09ed000] *pgd=12949811, *pte=4912c65f, *ppte=4912c45f # [ 127.479476] Internal error: Oops: 8000000f [#6] SMP ARM # [ 127.484719] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 127.513781] CPU: 1 PID: 2005 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 127.521447] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.527990] PC is at 0xf09ed000 # [ 127.531155] LR is at execute_location+0xa4/0xb4 # [ 127.535696] pc : [] lr : [] psr: 600e0013 # [ 127.541971] sp : c44d5e30 ip : c44d5d38 fp : c44d5e4c # [ 127.547202] r10: 0000000d r9 : c1acbda0 r8 : c15e7d40 # [ 127.552434] r7 : c44d5f60 r6 : 00000001 r5 : f09ed000 r4 : c0c2e230 # [ 127.558969] r3 : eb50bce1 r2 : eb50bce1 r1 : ef7965e0 r0 : 0000002b # [ 127.565506] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.572650] Control: 10c5387d Table: 16ec804a DAC: 00000051 # [ 127.578406] Process cat (pid: 2005, stack limit = 0x95e815c9) # [ 127.584162] Stack: (0xc44d5e30 to 0xc44d6000) # [ 127.588532] 5e20: f09ed000 c5f53000 0000000d c44d5f60 # [ 127.596723] 5e40: c44d5e64 c44d5e50 c0c2e2b4 c135a3d8 00000022 c5f53000 c44d5e74 c44d5e68 # [ 127.604912] 5e60: c0c2d4c0 c0c2e298 c44d5e9c c44d5e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a257c0 # [ 127.613099] 5e80: b6e84000 0000000d c53146c0 c44d5f60 c44d5ec4 c44d5ea0 c07f4c50 c0c2d8ac # [ 127.621287] 5ea0: 00000000 c6a257c0 b6e84000 c2816000 c44d5f60 c07f4bec c44d5f5c c44d5ec8 # [ 127.629475] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c44d4000 # [ 127.637663] 5ee0: b6e84000 00020000 00000004 0000000d 0001fff3 c44d5ee0 00000001 b6e83000 # [ 127.645850] 5f00: c2fd23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.654038] 5f20: 00000000 00000000 c136fbc0 eb50bce1 c205c000 c6a257c0 c6a257c0 c44d4000 # [ 127.662226] 5f40: b6e84000 00000000 00000000 00000004 c44d5f94 c44d5f60 c05988bc c0598228 # [ 127.670416] 5f60: 00000000 00000000 c44d5fac eb50bce1 0000000d 0000000d b6fcbe00 00000004 # [ 127.678604] 5f80: c03002e4 c44d4000 c44d5fa4 c44d5f98 c059894c c0598854 00000000 c44d5fa8 # [ 127.686791] 5fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e84000 0000000d 00000000 # [ 127.694980] 5fc0: 0000000d 0000000d b6fcbe00 00000004 00000001 00000000 00020000 befaaa54 # [ 127.703168] 5fe0: 00000004 befaa788 b6f3994f b6ebfc66 800e0030 00000001 00000000 00000000 # [ 127.711349] Backtrace: # [ 127.713832] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 127.722284] r7:c44d5f60 r6:0000000d r5:c5f53000 r4:f09ed000 # [ 127.727961] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.736320] r5:c5f53000 r4:00000022 # [ 127.739913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.747938] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.755867] r9:c44d5f60 r8:c53146c0 r7:0000000d r6:b6e84000 r5:c6a257c0 r4:c0c2d8a0 # [ 127.763628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.771469] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6e84000 r5:c6a257c0 r4:00000000 # [ 127.779225] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.786373] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c44d4000 r5:c6a257c0 # [ 127.794208] r4:c6a257c0 # [ 127.796756] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.803904] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:0000000d r4:0000000d # [ 127.811665] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.819241] Exception stack(0xc44d5fa8 to 0xc44d5ff0) # [ 127.824305] 5fa0: 0000000d 0000000d 00000001 b6e84000 0000000d 00000000 # [ 127.832495] 5fc0: 0000000d 0000000d b6fcbe00 00000004 00000001 00000000 00020000 befaaa54 # [ 127.840680] 5fe0: 00000004 befaa788 b6f3994f b6ebfc66 # [ 127.845748] Code: bad [ 128.376762] lkdtm: Performing direct entry EXEC_RODATA PC value # [ 127.848929] ---[ e[ 128.383216] lkdtm: attempting ok execution at c0c2e230 nd trace 89d09bd2305eadbc ]--- #[ 128.391177] lkdtm: attempting bad execution at c15e7fdc EXEC_VMALLOC: missing 'call trac[ 128.399242] 8<--- cut here --- e:': [FAIL] not[ o k1 2383. 4s05101] Unable to handle kernel paging request at virtual address c15e7fdc lftests: lkdtm:[ E X1E2C8_.V4M1A405] pgd = a51e57ab LLOC.sh # exit=1 # selftests:[ 128.419105] [c15e7fdc] *pgd=1141941e(bad) kdtm: EXEC_RODATA.sh[ 128.425809] Internal error: Oops: 8000000d [#7] SMP ARM [ 128.432939] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.462012] CPU: 3 PID: 2082 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 128.469677] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.476226] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 128.481298] LR is at execute_location+0xa4/0xb4 [ 128.485838] pc : [] lr : [] psr: 600e0013 [ 128.492110] sp : c42d7e38 ip : c42d7d40 fp : c42d7e54 [ 128.497341] r10: 0000000c r9 : c1acbdb0 r8 : c15e7d40 [ 128.502574] r7 : c42d7f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2e230 [ 128.509107] r3 : bdf5ab26 r2 : bdf5ab26 r1 : ef7c05e0 r0 : 0000002b [ 128.515645] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 128.522789] Control: 10c5387d Table: 16fb804a DAC: 00000051 [ 128.528542] Process cat (pid: 2082, stack limit = 0xb530fe9b) [ 128.534296] Stack: (0xc42d7e38 to 0xc42d8000) [ 128.538663] 7e20: 00000023 c5e8d000 [ 128.546851] 7e40: 0000000c c42d7f60 c42d7e64 c42d7e58 c135a658 c135a3d8 c42d7e74 c42d7e68 [ 128.555040] 7e60: c0c2d4c0 c135a640 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696ba40 [ 128.563228] 7e80: b6dbb000 0000000c c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac [ 128.571416] 7ea0: 00000000 c696ba40 b6dbb000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 [ 128.579605] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 [ 128.587793] 7ee0: b6dbb000 00020000 00000004 0000000c 0001fff4 c42d7ee0 00000001 b6dba000 [ 128.595981] 7f00: c5f15cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 128.604168] 7f20: 00000000 00000000 c136fbc0 bdf5ab26 c205c000 c696ba40 c696ba40 c42d6000 [ 128.612356] 7f40: b6dbb000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 [ 128.620544] 7f60: 00000000 00000000 c42d7fac bdf5ab26 0000000c 0000000c b6f02e00 00000004 [ 128.628731] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 [ 128.636919] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dbb000 0000000c 00000000 [ 128.645106] 7fc0: 0000000c 0000000c b6f02e00 00000004 00000001 00000000 00020000 bed5ba54 [ 128.653294] 7fe0: 00000004 bed5b788 b6e7094f b6df6c66 800e0030 00000001 00000000 00000000 [ 128.661474] Backtrace: [ 128.663947] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 128.672312] r7:c42d7f60 r6:0000000c r5:c5e8d000 r4:00000023 [ 128.677994] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.686276] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.694300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.702230] r9:c42d7f60 r8:c53146c0 r7:0000000c r6:b6dbb000 r5:c696ba40 r4:c0c2d8a0 [ 128.709991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.717832] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6dbb000 r5:c696ba40 r4:00000000 [ 128.725588] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.732734] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c42d6000 r5:c696ba40 [ 128.740569] r4:c696ba40 [ 128.743114] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.750260] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:0000000c r4:0000000c [ 128.758018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.765593] Exception stack(0xc42d7fa8 to 0xc42d7ff0) [ 128.770656] 7fa0: 0000000c 0000000c 00000001 b6dbb000 0000000c 00000000 [ 128.778843] 7fc0: 0000000c 0000000c b6f02e00 00000004 00000001 00000000 00020000 bed5ba54 [ 128.787028] 7fe0: 00000004 bed5b788 b6e7094f b6df6c66 [ 128.792091] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 128.798198] ---[ end trace 89d09bd2305eadbd ]--- # Segmentation fault # [ 128.376762] lkdtm: Performing direct entry EXEC_RODATA # [ 128.383216] lkdtm: attempting ok execution at c0c2e230 # [ 128.391177] lkdtm: attempting bad execution at c15e7fdc # [ 128.399242] 8<--- cut here --- # [ 128.405101] Unable to handle kernel paging request at virtual address c15e7fdc # [ 128.414405] pgd = a51e57ab # [ 128.419105] [c15e7fdc] *pgd=1141941e(bad) # [ 128.425809] Internal error: Oops: 8000000d [#7] SMP ARM # [ 128.432939] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.462012] CPU: 3 PID: 2082 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 128.469677] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.476226] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 128.481298] LR is at execute_location+0xa4/0xb4 # [ 128.485838] pc : [] lr : [] psr: 600e0013 # [ 128.492110] sp : c42d7e38 ip : c42d7d40 fp : c42d7e54 # [ 128.497341] r10: 0000000c r9 : c1acbdb0 r8 : c15e7d40 # [ 128.502574] r7 : c42d7f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2e230 # [ 128.509107] r3 : bdf5ab26 r2 : bdf5ab26 r1 : ef7c05e0 r0 : 0000002b # [ 128.515645] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.522789] Control: 10c5387d Table: 16fb804a DAC: 00000051 # [ 128.528542] Process cat (pid: 2082, stack limit = 0xb530fe9b) # [ 128.534296] Stack: (0xc42d7e38 to 0xc42d8000) # [ 128.538663] 7e20: 00000023 c5e8d000 # [ 128.546851] 7e40: 0000000c c42d7f60 c42d7e64 c42d7e58 c135a658 c135a3d8 c42d7e74 c42d7e68 # [ 128.555040] 7e60: c0c2d4c0 c135a640 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696ba40 # [ 128.563228] 7e80: b6dbb000 0000000c c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac # [ 128.571416] 7ea0: 00000000 c696ba40 b6dbb000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 # [ 128.579605] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 # [ 128.587793] 7ee0: b6dbb000 00020000 00000004 0000000c 0001fff4 c42d7ee0 00000001 b6dba000 # [ 128.595981] 7f00: c5f15cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.604168] 7f20: 00000000 00000000 c136fbc0 bdf5ab26 c205c000 c696ba40 c696ba40 c42d6000 # [ 128.612356] 7f40: b6dbb000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 # [ 128.620544] 7f60: 00000000 00000000 c42d7fac bdf5ab26 0000000c 0000000c b6f02e00 00000004 # [ 128.628731] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 # [ 128.636919] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dbb000 0000000c 00000000 # [ 128.645106] 7fc0: 0000000c 0000000c b6f02e00 00000004 00000001 00000000 00020000 bed5ba54 # [ 128.653294] 7fe0: 00000004 bed5b788 b6e7094f b6df6c66 800e0030 00000001 00000000 00000000 # [ 128.661474] Backtrace: # [ 128.663947] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 128.672312] r7:c42d7f60 r6:0000000c r5:c5e8d000 r4:00000023 # [ 128.677994] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.686276] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.694300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.702230] r9:c42d7f60 r8:c53146c0 r7:0000000c r6:b6dbb000 r5:c696ba40 r4:c0c2d8a0 # [ 128.709991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.717832] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6dbb000 r5:c696ba40 r4:00000000 # [ 128.725588] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.732734] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c42d6000 r5:c696ba40 # [ 128.740569] r4:c696ba40 # [ 128.743114] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.750260] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:0000000c r4:0000000c # [ 128.758018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.765593] Exception stack(0xc42d7fa8 to 0xc42d7ff0) # [ 128.770656] 7fa0: 0000000c 0000000c 00000001 b6dbb000 0000000c 00000000 # [ 128.778843] 7fc0: 0000000c 0000000c b6f02e00 00000004 00000001 00000000 00020000 bed5ba54 # [ 128.787028] 7fe0: 00000004 bed5b788 b6e7094f b6df6c66 # [ 128.792091] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a[ 129.331112] lkdtm: Performing direct entry EXEC_USERSPACE 0c00d) # [ 128.798198] ---[ en[ 129.337996] lkdtm: attempting ok execution at c0c2e230 d trace 89d09bd2305eadbd ]--- # [ 129.345969] lkdtm: attempting bad execution at b6f7e000 EXEC_RODATA: missing 'call trace:[ 129.354052] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f7e000 ': [FAIL] not ok 34 self[t e s1t9.364000] Internal error: : b [#8] SMP ARM s: lkdtm: EXEC_RODATA.sh # exit=1[ 129.370695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # selftests: lkdtm: EXE[C _ U1S9.402400] CPU: 1 PID: 2158 Comm: cat Tainted: G D W 5.10.124-cip9 #1 ERSPACE.sh [ 129.412476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.420049] PC is at 0xb6f7e000 [ 129.423215] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 129.428102] pc : [] lr : [] psr: 600e0013 [ 129.434376] sp : c691fe48 ip : c691fd50 fp : c691fe64 [ 129.439607] r10: 0000000f r9 : c1acbdbc r8 : c15e7d40 [ 129.444839] r7 : c691ff60 r6 : 0000000f r5 : c5f53000 r4 : b6f7e000 [ 129.451373] r3 : d9d44866 r2 : d9d44866 r1 : ef7965e0 r0 : 0000002b [ 129.457909] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 129.465054] Control: 10c5387d Table: 16af004a DAC: 00000051 [ 129.470809] Process cat (pid: 2158, stack limit = 0x1283c911) [ 129.476563] Stack: (0xc691fe48 to 0xc6920000) [ 129.480934] fe40: 00000001 00000000 0000000f 00000024 c691fe74 c691fe68 [ 129.489122] fe60: c0c2d4c0 c0c2e2cc c691fe9c c691fe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a25540 [ 129.497311] fe80: b6e38000 0000000f c53146c0 c691ff60 c691fec4 c691fea0 c07f4c50 c0c2d8ac [ 129.505500] fea0: 00000000 c6a25540 b6e38000 c2816000 c691ff60 c07f4bec c691ff5c c691fec8 [ 129.513688] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c691e000 [ 129.521877] fee0: b6e38000 00020000 00000004 0000000f 0001fff1 c691fee0 00000001 b6e37000 [ 129.530065] ff00: c429fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 129.538253] ff20: 00000000 00000000 c136fbc0 d9d44866 c205c000 c6a25540 c6a25540 c691e000 [ 129.546441] ff40: b6e38000 00000000 00000000 00000004 c691ff94 c691ff60 c05988bc c0598228 [ 129.554630] ff60: 00000000 00000000 c691ffac d9d44866 0000000f 0000000f b6f7fe00 00000004 [ 129.562819] ff80: c03002e4 c691e000 c691ffa4 c691ff98 c059894c c0598854 00000000 c691ffa8 [ 129.571009] ffa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6e38000 0000000f 00000000 [ 129.579198] ffc0: 0000000f 0000000f b6f7fe00 00000004 00000001 00000000 00020000 bea43a54 [ 129.587386] ffe0: 00000004 bea43788 b6eed94f b6e73c66 800e0030 00000001 00000000 00000000 [ 129.595567] Backtrace: [ 129.598043] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.606576] r4:00000024 [ 129.609126] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.617147] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.625077] r9:c691ff60 r8:c53146c0 r7:0000000f r6:b6e38000 r5:c6a25540 r4:c0c2d8a0 [ 129.632838] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.640680] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6e38000 r5:c6a25540 r4:00000000 [ 129.648435] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.655582] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c691e000 r5:c6a25540 [ 129.663417] r4:c6a25540 [ 129.665964] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.673110] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000f r4:0000000f [ 129.680872] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.688447] Exception stack(0xc691ffa8 to 0xc691fff0) [ 129.693511] ffa0: 0000000f 0000000f 00000001 b6e38000 0000000f 00000000 [ 129.701699] ffc0: 0000000f 0000000f b6f7fe00 00000004 00000001 00000000 00020000 bea43a54 [ 129.709884] ffe0: 00000004 bea43788 b6eed94f b6e73c66 [ 129.714952] Code: bad PC value [ 129.718021] ---[ end trace 89d09bd2305eadbe ]--- # Segmentation fault # [ 129.331112] lkdtm: Performing direct entry EXEC_USERSPACE # [ 129.337996] lkdtm: attempting ok execution at c0c2e230 # [ 129.345969] lkdtm: attempting bad execution at b6f7e000 # [ 129.354052] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f7e000 # [ 129.364000] Internal error: : b [#8] SMP ARM # [ 129.370695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.402400] CPU: 1 PID: 2158 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 129.412476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.420049] PC is at 0xb6f7e000 # [ 129.423215] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 129.428102] pc : [] lr : [] psr: 600e0013 # [ 129.434376] sp : c691fe48 ip : c691fd50 fp : c691fe64 # [ 129.439607] r10: 0000000f r9 : c1acbdbc r8 : c15e7d40 # [ 129.444839] r7 : c691ff60 r6 : 0000000f r5 : c5f53000 r4 : b6f7e000 # [ 129.451373] r3 : d9d44866 r2 : d9d44866 r1 : ef7965e0 r0 : 0000002b # [ 129.457909] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.465054] Control: 10c5387d Table: 16af004a DAC: 00000051 # [ 129.470809] Process cat (pid: 2158, stack limit = 0x1283c911) # [ 129.476563] Stack: (0xc691fe48 to 0xc6920000) # [ 129.480934] fe40: 00000001 00000000 0000000f 00000024 c691fe74 c691fe68 # [ 129.489122] fe60: c0c2d4c0 c0c2e2cc c691fe9c c691fe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a25540 # [ 129.497311] fe80: b6e38000 0000000f c53146c0 c691ff60 c691fec4 c691fea0 c07f4c50 c0c2d8ac # [ 129.505500] fea0: 00000000 c6a25540 b6e38000 c2816000 c691ff60 c07f4bec c691ff5c c691fec8 # [ 129.513688] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c691e000 # [ 129.521877] fee0: b6e38000 00020000 00000004 0000000f 0001fff1 c691fee0 00000001 b6e37000 # [ 129.530065] ff00: c429fe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.538253] ff20: 00000000 00000000 c136fbc0 d9d44866 c205c000 c6a25540 c6a25540 c691e000 # [ 129.546441] ff40: b6e38000 00000000 00000000 00000004 c691ff94 c691ff60 c05988bc c0598228 # [ 129.554630] ff60: 00000000 00000000 c691ffac d9d44866 0000000f 0000000f b6f7fe00 00000004 # [ 129.562819] ff80: c03002e4 c691e000 c691ffa4 c691ff98 c059894c c0598854 00000000 c691ffa8 # [ 129.571009] ffa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6e38000 0000000f 00000000 # [ 129.579198] ffc0: 0000000f 0000000f b6f7fe00 00000004 00000001 00000000 00020000 bea43a54 # [ 129.587386] ffe0: 00000004 bea43788 b6eed94f b6e73c66 800e0030 00000001 00000000 00000000 # [ 129.595567] Backtrace: # [ 129.598043] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.606576] r4:00000024 # [ 129.609126] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.617147] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.625077] r9:c691ff60 r8:c53146c0 r7:0000000f r6:b6e38000 r5:c6a25540 r4:c0c2d8a0 # [ 129.632838] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.640680] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6e38000 r5:c6a25540 r4:00000000 # [ 129.648435] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.655582] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c691e000 r5:c6a25540 # [ 129.663417] r4:c6a25540 # [ 129.665964] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.673110] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:0000000f r4:0000000f # [ 129.680872] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.688447] Exception stack(0xc691ffa8 to 0xc691fff0) # [ 129.693511] ffa0: 0000000f 0000000f 00000001 b6e38000 0000000f 00000000 # [ 129.701699] ffc0: 0000000f 0000000f b6f7fe00 00000004 00000001 00000000 00020000 bea43a54 # [ 129.709884] ffe0: 00000004 bea43788 b6eed94f b6e73c66 # [ 129.714952] Code: bad PC value # [ 129.718021] ---[ end trace 89d09bd2305eadbe ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh [ 130.252463] lkdtm: Performing direct entry EXEC_NULL [ 130.257516] lkdtm: attempting ok execution at c0c2e230 [ 130.262670] lkdtm: attempting bad execution at 00000000 [ 130.267958] 8<--- cut here --- [ 130.271034] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 130.279225] pgd = 1c663e4f [ 130.281951] [00000000] *pgd=00000000 [ 130.285565] Internal error: Oops: 80000005 [#9] SMP ARM [ 130.290803] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 130.319851] CPU: 1 PID: 2229 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 130.327516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.334057] PC is at 0x0 [ 130.336613] LR is at execute_location+0xa4/0xb4 [ 130.341152] pc : [<00000000>] lr : [] psr: 600e0013 [ 130.347426] sp : c42d7e38 ip : c42d7d40 fp : c42d7e54 [ 130.352658] r10: 0000000a r9 : c1acbdcc r8 : c15e7d40 [ 130.357890] r7 : c42d7f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e230 [ 130.364426] r3 : 033cccd7 r2 : 033cccd7 r1 : ef7965e0 r0 : 0000002b [ 130.370963] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 130.378107] Control: 10c5387d Table: 16ff804a DAC: 00000051 [ 130.383862] Process cat (pid: 2229, stack limit = 0xb530fe9b) [ 130.389616] Stack: (0xc42d7e38 to 0xc42d8000) [ 130.393985] 7e20: 00000025 c6b24000 [ 130.402175] 7e40: 0000000a c42d7f60 c42d7e64 c42d7e58 c135a67c c135a3d8 c42d7e74 c42d7e68 [ 130.410365] 7e60: c0c2d4c0 c135a668 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696a280 [ 130.418556] 7e80: b6e40000 0000000a c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac [ 130.426746] 7ea0: 00000000 c696a280 b6e40000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 [ 130.434936] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 [ 130.443126] 7ee0: b6e40000 00020000 00000004 0000000a 0001fff6 c42d7ee0 00000001 b6e3f000 [ 130.451313] 7f00: c5ee9540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 130.459501] 7f20: 00000000 00000000 c136fbc0 033cccd7 c205c000 c696a280 c696a280 c42d6000 [ 130.467689] 7f40: b6e40000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 [ 130.475877] 7f60: 00000000 00000000 c42d7fac 033cccd7 0000000a 0000000a b6f87e00 00000004 [ 130.484066] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 [ 130.492253] 7fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e40000 0000000a 00000000 [ 130.500441] 7fc0: 0000000a 0000000a b6f87e00 00000004 00000001 00000000 00020000 beb6ca54 [ 130.508628] 7fe0: 00000004 beb6c788 b6ef594f b6e7bc66 800e0030 00000001 00000000 00000000 [ 130.516810] Backtrace: [ 130.519284] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 130.527473] r7:c42d7f60 r6:0000000a r5:c6b24000 r4:00000025 [ 130.533157] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.541266] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.549290] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.557219] r9:c42d7f60 r8:c53146c0 r7:0000000a r6:b6e40000 r5:c696a280 r4:c0c2d8a0 [ 130.564980] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.572822] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6e40000 r5:c696a280 r4:00000000 [ 130.580579] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.587726] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c42d6000 r5:c696a280 [ 130.595561] r4:c696a280 [ 130.598107] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.605259] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:0000000a r4:0000000a [ 130.613018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.620594] Exception stack(0xc42d7fa8 to 0xc42d7ff0) [ 130.625658] 7fa0: 0000000a 0000000a 00000001 b6e40000 0000000a 00000000 [ 130.633847] 7fc0: 0000000a 0000000a b6f87e00 00000004 00000001 00000000 00020000 beb6ca54 [ 130.642034] 7fe0: 00000004 beb6c788 b6ef594f b6e7bc66 [ 130.647103] Code: bad PC value [ 130.650261] ---[ end trace 89d09bd2305eadbf ]--- # Segmentation fault # [ 130.252463] lkdtm: Performing direct entry EXEC_NULL # [ 130.257516] lkdtm: attempting ok execution at c0c2e230 # [ 130.262670] lkdtm: attempting bad execution at 00000000 # [ 130.267958] 8<--- cut here --- # [ 130.271034] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 130.279225] pgd = 1c663e4f # [ 130.281951] [00000000] *pgd=00000000 # [ 130.285565] Internal error: Oops: 80000005 [#9] SMP ARM # [ 130.290803] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 130.319851] CPU: 1 PID: 2229 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 130.327516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.334057] PC is at 0x0 # [ 130.336613] LR is at execute_location+0xa4/0xb4 # [ 130.341152] pc : [<00000000>] lr : [] psr: 600e0013 # [ 130.347426] sp : c42d7e38 ip : c42d7d40 fp : c42d7e54 # [ 130.352658] r10: 0000000a r9 : c1acbdcc r8 : c15e7d40 # [ 130.357890] r7 : c42d7f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e230 # [ 130.364426] r3 : 033cccd7 r2 : 033cccd7 r1 : ef7965e0 r0 : 0000002b # [ 130.370963] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.378107] Control: 10c5387d Table: 16ff804a DAC: 00000051 # [ 130.383862] Process cat (pid: 2229, stack limit = 0xb530fe9b) # [ 130.389616] Stack: (0xc42d7e38 to 0xc42d8000) # [ 130.393985] 7e20: 00000025 c6b24000 # [ 130.402175] 7e40: 0000000a c42d7f60 c42d7e64 c42d7e58 c135a67c c135a3d8 c42d7e74 c42d7e68 # [ 130.410365] 7e60: c0c2d4c0 c135a668 c42d7e9c c42d7e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696a280 # [ 130.418556] 7e80: b6e40000 0000000a c53146c0 c42d7f60 c42d7ec4 c42d7ea0 c07f4c50 c0c2d8ac # [ 130.426746] 7ea0: 00000000 c696a280 b6e40000 c2816000 c42d7f60 c07f4bec c42d7f5c c42d7ec8 # [ 130.434936] 7ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c42d6000 # [ 130.443126] 7ee0: b6e40000 00020000 00000004 0000000a 0001fff6 c42d7ee0 00000001 b6e3f000 # [ 130.451313] 7f00: c5ee9540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.459501] 7f20: 00000000 00000000 c136fbc0 033cccd7 c205c000 c696a280 c696a280 c42d6000 # [ 130.467689] 7f40: b6e40000 00000000 00000000 00000004 c42d7f94 c42d7f60 c05988bc c0598228 # [ 130.475877] 7f60: 00000000 00000000 c42d7fac 033cccd7 0000000a 0000000a b6f87e00 00000004 # [ 130.484066] 7f80: c03002e4 c42d6000 c42d7fa4 c42d7f98 c059894c c0598854 00000000 c42d7fa8 # [ 130.492253] 7fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e40000 0000000a 00000000 # [ 130.500441] 7fc0: 0000000a 0000000a b6f87e00 00000004 00000001 00000000 00020000 beb6ca54 # [ 130.508628] 7fe0: 00000004 beb6c788 b6ef594f b6e7bc66 800e0030 00000001 00000000 00000000 # [ 130.516810] Backtrace: # [ 130.519284] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 130.527473] r7:c42d7f60 r6:0000000a r5:c6b24000 r4:00000025 # [ 130.533157] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.541266] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.549290] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.557219] r9:c42d7f60 r8:c53146c0 r7:0000000a r6:b6e40000 r5:c696a280 r4:c0c2d8a0 # [ 130.564980] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.572822] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6e40000 r5:c696a280 r4:00000000 # [ 130.580579] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.587726] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c42d6000 r5:c696a280 # [ 130.595561] r4:c696a280 # [ 130.598107] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.605259] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:0000000a r4:0000000a # [ 130.613018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.620594] Exception stack(0xc42d7fa8 to 0xc42d7ff0) # [ 130.625658] 7fa0: 0000000a 0000000a 00000[ 131.157899] lkdtm: Performing direct entry ACCESS_USERSPACE 001 b6e40000 0000000a 00000000 #[ 131.165855] lkdtm: attempting bad read at b6f37000 [ 130.633847] 7fc0: 0000000a 00[ 131.173486] 8<--- cut here --- 00000a b6f87e00 0[00 0 0103014. 179333] Unhandled fault: page domain fault (0x01b) at 0xb6f37000 0000001 0000000[0 0103012.01080857] pgd = 54cef0c0 0 beb6ca54 # [ 130.64203[4 ] 131.192559] [b6f37000] *pgd=494b8831 fe0: 00000004 beb6c78[8 b163e1f198656] Internal error: : 1b [#10] SMP ARM 594f b6e7bc66 # [ 130.647103] C[ 131.205351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 ode: bad PC value # [ [ 1 3103..237055] CPU: 1 PID: 2305 Comm: cat Tainted: G D W 5.10.124-cip9 #1 650261] ---[[ e n1d3 1t.r2a4c70e5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 89d09bd2305eadbf ]--- # EXEC_NU[ 131.255411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c LL: missing 'call trace:': [FAIL[ 131.263492] LR is at __irq_work_queue_local+0x40/0x74 not ok 36 sel[f t e1s3t1s.:2 7l307] pc : [] lr : [] psr: 600e0013 kdtm: EXEC_NU[L L .1s3h1 .#2 7e9x68] sp : c44d5e38 ip : c44d5d40 fp : c44d5e64 it=1 # selftest[s : 1l3k1d.t2m86702] r10: 00000011 r9 : c1acbdd8 r8 : c15e7d40 ACCESS_USERSPA[C E .1s3h1.2 94006] r7 : c44d5f60 r6 : 00000051 r5 : c44d4000 r4 : b6f37000 [ 131.302440] r3 : af1930b2 r2 : af1930b2 r1 : ef7965e0 r0 : 00000026 [ 131.308976] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 131.316120] Control: 10c5387d Table: 16d5c04a DAC: 00000051 [ 131.321874] Process cat (pid: 2305, stack limit = 0x95e815c9) [ 131.327627] Stack: (0xc44d5e38 to 0xc44d6000) [ 131.331995] 5e20: 00000022 00000000 [ 131.340183] 5e40: 00000000 af1930b2 c44d5e6c 00000026 c5f53000 00000011 c44d5e74 c44d5e68 [ 131.348372] 5e60: c0c2d4c0 c0c2e3a0 c44d5e9c c44d5e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c4216dc0 [ 131.356560] 5e80: b6df1000 00000011 c53146c0 c44d5f60 c44d5ec4 c44d5ea0 c07f4c50 c0c2d8ac [ 131.364749] 5ea0: 00000000 c4216dc0 b6df1000 c2816000 c44d5f60 c07f4bec c44d5f5c c44d5ec8 [ 131.372937] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c5e8ac64 c05988bc c44d4000 [ 131.381125] 5ee0: b6df1000 00020000 00000004 00000011 0001ffef c44d5ee0 00000001 00000805 [ 131.389313] 5f00: c6a243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 131.397500] 5f20: 00000000 00000000 c44d4000 af1930b2 b6df0000 c4216dc0 c4216dc0 c44d4000 [ 131.405687] 5f40: b6df1000 00000000 00000000 00000004 c44d5f94 c44d5f60 c05988bc c0598228 [ 131.413877] 5f60: 00000000 00000000 c44d5fac af1930b2 00000011 00000011 b6f38e00 00000004 [ 131.422064] 5f80: c03002e4 c44d4000 c44d5fa4 c44d5f98 c059894c c0598854 00000000 c44d5fa8 [ 131.430253] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6df1000 00000011 00000000 [ 131.438441] 5fc0: 00000011 00000011 b6f38e00 00000004 00000001 00000000 00020000 bec3aa54 [ 131.446629] 5fe0: 00000004 bec3a788 b6ea694f b6e2cc66 800e0030 00000001 00000000 00000000 [ 131.454809] Backtrace: [ 131.457284] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.465994] r6:00000011 r5:c5f53000 r4:00000026 [ 131.470630] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.478652] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.486581] r9:c44d5f60 r8:c53146c0 r7:00000011 r6:b6df1000 r5:c4216dc0 r4:c0c2d8a0 [ 131.494342] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.502184] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6df1000 r5:c4216dc0 r4:00000000 [ 131.509939] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.517088] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c44d4000 r5:c4216dc0 [ 131.524923] r4:c4216dc0 [ 131.527471] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.534617] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000011 r4:00000011 [ 131.542375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.549951] Exception stack(0xc44d5fa8 to 0xc44d5ff0) [ 131.555013] 5fa0: 00000011 00000011 00000001 b6df1000 00000011 00000000 [ 131.563201] 5fc0: 00000011 00000011 b6f38e00 00000004 00000001 00000000 00020000 bec3aa54 [ 131.571385] 5fe0: 00000004 bec3a788 b6ea694f b6e2cc66 [ 131.576448] Code: e1a01004 e30c0cfc e34c01ac eb1c84cd (e5943000) [ 131.582554] ---[ end trace 89d09bd2305eadc0 ]--- # Segmentation fault # [ 131.157899] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 131.165855] lkdtm: attempting bad read at b6f37000 # [ 131.173486] 8<--- cut here --- # [ 131.179333] Unhandled fault: page domain fault (0x01b) at 0xb6f37000 # [ 131.187857] pgd = 54cef0c0 # [ 131.192559] [b6f37000] *pgd=494b8831 # [ 131.198656] Internal error: : 1b [#10] SMP ARM # [ 131.205351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 131.237055] CPU: 1 PID: 2305 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 131.247045] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.255411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 131.263492] LR is at __irq_work_queue_local+0x40/0x74 # [ 131.271307] pc : [] lr : [] psr: 600e0013 # [ 131.279568] sp : c44d5e38 ip : c44d5d40 fp : c44d5e64 # [ 131.286702] r10: 00000011 r9 : c1acbdd8 r8 : c15e7d40 # [ 131.294006] r7 : c44d5f60 r6 : 00000051 r5 : c44d4000 r4 : b6f37000 # [ 131.302440] r3 : af1930b2 r2 : af1930b2 r1 : ef7965e0 r0 : 00000026 # [ 131.308976] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 131.316120] Control: 10c5387d Table: 16d5c04a DAC: 00000051 # [ 131.321874] Process cat (pid: 2305, stack limit = 0x95e815c9) # [ 131.327627] Stack: (0xc44d5e38 to 0xc44d6000) # [ 131.331995] 5e20: 00000022 00000000 # [ 131.340183] 5e40: 00000000 af1930b2 c44d5e6c 00000026 c5f53000 00000011 c44d5e74 c44d5e68 # [ 131.348372] 5e60: c0c2d4c0 c0c2e3a0 c44d5e9c c44d5e78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c4216dc0 # [ 131.356560] 5e80: b6df1000 00000011 c53146c0 c44d5f60 c44d5ec4 c44d5ea0 c07f4c50 c0c2d8ac # [ 131.364749] 5ea0: 00000000 c4216dc0 b6df1000 c2816000 c44d5f60 c07f4bec c44d5f5c c44d5ec8 # [ 131.372937] 5ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c5e8ac64 c05988bc c44d4000 # [ 131.381125] 5ee0: b6df1000 00020000 00000004 00000011 0001ffef c44d5ee0 00000001 00000805 # [ 131.389313] 5f00: c6a243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 131.397500] 5f20: 00000000 00000000 c44d4000 af1930b2 b6df0000 c4216dc0 c4216dc0 c44d4000 # [ 131.405687] 5f40: b6df1000 00000000 00000000 00000004 c44d5f94 c44d5f60 c05988bc c0598228 # [ 131.413877] 5f60: 00000000 00000000 c44d5fac af1930b2 00000011 00000011 b6f38e00 00000004 # [ 131.422064] 5f80: c03002e4 c44d4000 c44d5fa4 c44d5f98 c059894c c0598854 00000000 c44d5fa8 # [ 131.430253] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6df1000 00000011 00000000 # [ 131.438441] 5fc0: 00000011 00000011 b6f38e00 00000004 00000001 00000000 00020000 bec3aa54 # [ 131.446629] 5fe0: 00000004 bec3a788 b6ea694f b6e2cc66 800e0030 00000001 00000000 00000000 # [ 131.454809] Backtrace: # [ 131.457284] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.465994] r6:00000011 r5:c5f53000 r4:00000026 # [ 131.470630] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.478652] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.486581] r9:c44d5f60 r8:c53146c0 r7:00000011 r6:b6df1000 r5:c4216dc0 r4:c0c2d8a0 # [ 131.494342] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.502184] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6df1000 r5:c4216dc0 r4:00000000 # [ 131.509939] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.517088] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c44d4000 r5:c4216dc0 # [ 131.524923] r4:c4216dc0 # [ 131.527471] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.534617] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000011 r4:00000011 # [ 131.542375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.549951] Exception stack(0xc44d5fa8 to 0xc44d5ff0) # [ 131.555013] 5fa0: 00000011 00000011 00000001 b6df1000 00000011 00000000 # [ 131.563201] 5fc0: 00000011 00000011 b6f38e00 00000004 00000001 00000000 00020000 bec3aa54 # [ 131.571385] 5fe0: 00000004 bec3a788 b6ea694f b6e2cc66 # [ 131.576448] Code: e1a01004 e30c0cfc e34c01ac eb1c84cd (e5943000) # [ 131.582554] ---[ end trace 89d09bd2305eadc0 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 132.185184] lkdtm: Performing direct entry ACCESS_NULL [ 132.190473] lkdtm: attempting bad read at 00000000 [ 132.195316] 8<--- cut here --- [ 132.198447] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 132.206577] pgd = 47440011 [ 132.209380] [00000000] *pgd=00000000 [ 132.212996] Internal error: Oops: 5 [#11] SMP ARM [ 132.217711] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 132.246765] CPU: 1 PID: 2380 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 132.254430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.260984] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 132.265615] LR is at 0x0 [ 132.268157] pc : [] lr : [<00000000>] psr: 600e0013 [ 132.274433] sp : c68afe50 ip : 00000027 fp : c68afe64 [ 132.279663] r10: 0000000c r9 : c1acbdec r8 : c15e7d40 [ 132.284896] r7 : c68aff60 r6 : 0000000c r5 : c6e01000 r4 : 00000000 [ 132.291429] r3 : d857dec3 r2 : d857dec3 r1 : ef7965e4 r0 : 00000026 [ 132.297966] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 132.305110] Control: 10c5387d Table: 16cfc04a DAC: 00000051 [ 132.310866] Process cat (pid: 2380, stack limit = 0x32690a42) [ 132.316620] Stack: (0xc68afe50 to 0xc68b0000) [ 132.320991] fe40: 00000027 c6e01000 c68afe74 c68afe68 [ 132.329178] fe60: c0c2d4c0 c135a68c c68afe9c c68afe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c691db80 [ 132.337368] fe80: b6e1b000 0000000c c53146c0 c68aff60 c68afec4 c68afea0 c07f4c50 c0c2d8ac [ 132.345557] fea0: 00000000 c691db80 b6e1b000 c2816000 c68aff60 c07f4bec c68aff5c c68afec8 [ 132.353745] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c68ae000 [ 132.361934] fee0: b6e1b000 00020000 00000004 0000000c 0001fff4 c68afee0 00000001 b6e1a000 [ 132.370122] ff00: c6a25680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 132.378310] ff20: 00000000 00000000 c136fbc0 d857dec3 c205c000 c691db80 c691db80 c68ae000 [ 132.386499] ff40: b6e1b000 00000000 00000000 00000004 c68aff94 c68aff60 c05988bc c0598228 [ 132.394686] ff60: 00000000 00000000 c68affac d857dec3 0000000c 0000000c b6f62e00 00000004 [ 132.402875] ff80: c03002e4 c68ae000 c68affa4 c68aff98 c059894c c0598854 00000000 c68affa8 [ 132.411062] ffa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e1b000 0000000c 00000000 [ 132.419250] ffc0: 0000000c 0000000c b6f62e00 00000004 00000001 00000000 00020000 bee9fa54 [ 132.427438] ffe0: 00000004 bee9f788 b6ed094f b6e56c66 800e0030 00000001 00000000 00000000 [ 132.435618] Backtrace: [ 132.438101] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.446375] r5:c6e01000 r4:00000027 [ 132.449968] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.457994] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.465922] r9:c68aff60 r8:c53146c0 r7:0000000c r6:b6e1b000 r5:c691db80 r4:c0c2d8a0 [ 132.473683] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.481524] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e1b000 r5:c691db80 r4:00000000 [ 132.489279] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.496426] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c68ae000 r5:c691db80 [ 132.504261] r4:c691db80 [ 132.506810] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.513958] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:0000000c r4:0000000c [ 132.521717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.529294] Exception stack(0xc68affa8 to 0xc68afff0) [ 132.534358] ffa0: 0000000c 0000000c 00000001 b6e1b000 0000000c 00000000 [ 132.542549] ffc0: 0000000c 0000000c b6f62e00 00000004 00000001 00000000 00020000 bee9fa54 [ 132.550735] ffe0: 00000004 bee9f788 b6ed094f b6e56c66 [ 132.555798] Code: e30c0cfc e34c01ac e1a01004 ebffd44d (e5945000) [ 132.562003] ---[ end trace 89d09bd2305eadc1 ]--- # Segmentation fault # [ 132.185184] lkdtm: Performing direct entry ACCESS_NULL # [ 132.190473] lkdtm: attempting bad read at 00000000 # [ 132.195316] 8<--- cut here --- # [ 132.198447] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 132.206577] pgd = 47440011 # [ 132.209380] [00000000] *pgd=00000000 # [ 132.212996] Internal error: Oops: 5 [#11] SMP ARM # [ 132.217711] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 132.246765] CPU: 1 PID: 2380 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 132.254430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.260984] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 132.265615] LR is at 0x0 # [ 132.268157] pc : [] lr : [<00000000>] psr: 600e0013 # [ 132.274433] sp : c68afe50 ip : 00000027 fp : c68afe64 # [ 132.279663] r10: 0000000c r9 : c1acbdec r8 : c15e7d40 # [ 132.284896] r7 : c68aff60 r6 : 0000000c r5 : c6e01000 r4 : 00000000 # [ 132.291429] r3 : d857dec3 r2 : d857dec3 r1 : ef7965e4 r0 : 00000026 # [ 132.297966] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 132.305110] Control: 10c5387d Table: 16cfc04a DAC: 00000051 # [ 132.310866] Process cat (pid: 2380, stack limit = 0x32690a42) # [ 132.316620] Stack: (0xc68afe50 to 0xc68b0000) # [ 132.320991] fe40: 00000027 c6e01000 c68afe74 c68afe68 # [ 132.329178] fe60: c0c2d4c0 c135a68c c68afe9c c68afe78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c691db80 # [ 132.337368] fe80: b6e1b000 0000000c c53146c0 c68aff60 c68afec4 c68afea0 c07f4c50 c0c2d8ac # [ 132.345557] fea0: 00000000 c691db80 b6e1b000 c2816000 c68aff60 c07f4bec c68aff5c c68afec8 # [ 132.353745] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c68ae000 # [ 132.361934] fee0: b6e1b000 00020000 00000004 0000000c 0001fff4 c68afee0 00000001 b6e1a000 # [ 132.370122] ff00: c6a25680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 132.378310] ff20: 00000000 00000000 c136fbc0 d857dec3 c205c000 c691db80 c691db80 c68ae000 # [ 132.386499] ff40: b6e1b000 00000000 00000000 00000004 c68aff94 c68aff60 c05988bc c0598228 # [ 132.394686] ff60: 00000000 00000000 c68affac d857dec3 0000000c 0000000c b6f62e00 00000004 # [ 132.402875] ff80: c03002e4 c68ae000 c68affa4 c68aff98 c059894c c0598854 00000000 c68affa8 # [ 132.411062] ffa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e1b000 0000000c 00000000 # [ 132.419250] ffc0: 0000000c 0000000c b6f62e00 00000004 00000001 00000000 00020000 bee9fa54 # [ 132.427438] ffe0: 00000004 bee9f788 b6ed094f b6e56c66 800e0030 00000001 00000000 00000000 # [ 132.435618] Backtrace: # [ 132.438101] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.446375] r5:c6e01000 r4:00000027 # [ 132.449968] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.457994] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.465922] r9:c68aff60 r8:c53146c0 r7:0000000c r6:b6e1b000 r5:c691db80 r4:c0c2d8a0 # [ 132.473683] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.481524] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e1b000 r5:c691db80 r4:00000000 # [ 132.489279] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.496426] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c68ae000 r5:c691db80 # [ 132.504261] r4:c691db80 # [ 132.506810] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.513958] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:0000000c r4:0000000c # [ 132.521717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.529294] Exception stack(0xc68affa8 to 0xc68afff0) # [ 132.534358] ffa0: 0000000c 0000000c 00000001 b6e1b000 0000000c 00000000 # [ 132.542549] ffc0: 0000000c 0000000c b6f62e00 00000004 00000001 00000000 00020000 bee9fa54 # [ 132.550735] ffe0: 00000004 bee9f788 b6ed094f b6e56c66 # [ 132.555798] Code: e30c0cfc e34c01ac e1a01004 ebffd44d (e5945000) # [ 132.562003] ---[ end trace 89d09bd2305eadc1 ]--- # ACCESS_NULL: mis[ 133.156600] lkdtm: Performing direct entry WRITE_RO sing 'call trace:': [FAIL] not o[ 133.162518] lkdtm: attempting bad rodata write at c15e7fd8 k 38 selftests: lkdtm: ACCESS_NUL[ 133.170907] 8<--- cut here --- [ 133.176762] Unable to handle kernel paging request at virtual address c15e7fd8 [ 133.183994] pgd = 2c1a3b98 [ 133.186711] [c15e7fd8] *pgd=1141941e(bad) [ 133.190748] Internal error: Oops: 80d [#12] SMP ARM [ 133.195635] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 133.224707] CPU: 0 PID: 2454 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 133.232369] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.238920] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 133.243298] LR is at __irq_work_queue_local+0x40/0x74 [ 133.248359] pc : [] lr : [] psr: 600e0013 [ 133.254632] sp : c44bde50 ip : c44bdd58 fp : c44bde64 [ 133.259863] r10: 00000009 r9 : c1acbdf8 r8 : c15e7d40 [ 133.265094] r7 : c44bdf60 r6 : 00000009 r5 : c6bc6000 r4 : c15e7fd8 [ 133.271628] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1accbfc [ 133.278165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 133.285308] Control: 10c5387d Table: 143e004a DAC: 00000051 [ 133.291062] Process cat (pid: 2454, stack limit = 0xcbd12339) [ 133.296815] Stack: (0xc44bde50 to 0xc44be000) [ 133.301184] de40: 00000028 c6bc6000 c44bde74 c44bde68 [ 133.309373] de60: c0c2d4c0 c135a48c c44bde9c c44bde78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c2fd3400 [ 133.317561] de80: b6e32000 00000009 c53146c0 c44bdf60 c44bdec4 c44bdea0 c07f4c50 c0c2d8ac [ 133.325751] dea0: 00000000 c2fd3400 b6e32000 c2816000 c44bdf60 c07f4bec c44bdf5c c44bdec8 [ 133.333942] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c44bc000 [ 133.342131] dee0: b6e32000 00020000 00000004 00000009 0001fff7 c44bdee0 00000001 b6e31000 [ 133.350320] df00: c696b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 133.358507] df20: 00000000 00000000 c136fbc0 783d07de c205c000 c2fd3400 c2fd3400 c44bc000 [ 133.366696] df40: b6e32000 00000000 00000000 00000004 c44bdf94 c44bdf60 c05988bc c0598228 [ 133.374883] df60: 00000000 00000000 c44bdfac 783d07de 00000009 00000009 b6f79e00 00000004 [ 133.383071] df80: c03002e4 c44bc000 c44bdfa4 c44bdf98 c059894c c0598854 00000000 c44bdfa8 [ 133.391259] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6e32000 00000009 00000000 [ 133.399447] dfc0: 00000009 00000009 b6f79e00 00000004 00000001 00000000 00020000 becb7a54 [ 133.407635] dfe0: 00000004 becb7788 b6ee794f b6e6dc66 800e0030 00000001 00000000 00000000 [ 133.415817] Backtrace: [ 133.418296] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.426308] r5:c6bc6000 r4:00000028 [ 133.429902] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.437925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.445856] r9:c44bdf60 r8:c53146c0 r7:00000009 r6:b6e32000 r5:c2fd3400 r4:c0c2d8a0 [ 133.453617] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.461459] r9:c07f4bec r8:c44bdf60 r7:c2816000 r6:b6e32000 r5:c2fd3400 r4:00000000 [ 133.469214] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.476362] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c44bc000 r5:c2fd3400 [ 133.484196] r4:c2fd3400 [ 133.486743] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.493890] r9:c44bc000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000009 r4:00000009 [ 133.501647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.509223] Exception stack(0xc44bdfa8 to 0xc44bdff0) [ 133.514286] dfa0: 00000009 00000009 00000001 b6e32000 00000009 00000000 [ 133.522474] dfc0: 00000009 00000009 b6f79e00 00000004 00000001 00000000 00020000 becb7a54 [ 133.530659] dfe0: 00000004 becb7788 b6ee794f b6e6dc66 [ 133.535722] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) [ 133.541830] ---[ end trace 89d09bd2305eadc2 ]--- L.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 133.156600] lkdtm: Performing direct entry WRITE_RO # [ 133.162518] lkdtm: attempting bad rodata write at c15e7fd8 # [ 133.170907] 8<--- cut here --- # [ 133.176762] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 133.183994] pgd = 2c1a3b98 # [ 133.186711] [c15e7fd8] *pgd=1141941e(bad) # [ 133.190748] Internal error: Oops: 80d [#12] SMP ARM # [ 133.195635] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 133.224707] CPU: 0 PID: 2454 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 133.232369] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.238920] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 133.243298] LR is at __irq_work_queue_local+0x40/0x74 # [ 133.248359] pc : [] lr : [] psr: 600e0013 # [ 133.254632] sp : c44bde50 ip : c44bdd58 fp : c44bde64 # [ 133.259863] r10: 00000009 r9 : c1acbdf8 r8 : c15e7d40 # [ 133.265094] r7 : c44bdf60 r6 : 00000009 r5 : c6bc6000 r4 : c15e7fd8 # [ 133.271628] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1accbfc # [ 133.278165] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 133.285308] Control: 10c5387d Table: 143e004a DAC: 00000051 # [ 133.291062] Process cat (pid: 2454, stack limit = 0xcbd12339) # [ 133.296815] Stack: (0xc44bde50 to 0xc44be000) # [ 133.301184] de40: 00000028 c6bc6000 c44bde74 c44bde68 # [ 133.309373] de60: c0c2d4c0 c135a48c c44bde9c c44bde78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c2fd3400 # [ 133.317561] de80: b6e32000 00000009 c53146c0 c44bdf60 c44bdec4 c44bdea0 c07f4c50 c0c2d8ac # [ 133.325751] dea0: 00000000 c2fd3400 b6e32000 c2816000 c44bdf60 c07f4bec c44bdf5c c44bdec8 # [ 133.333942] dec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c44bc000 # [ 133.342131] dee0: b6e32000 00020000 00000004 00000009 0001fff7 c44bdee0 00000001 b6e31000 # [ 133.350320] df00: c696b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 133.358507] df20: 00000000 00000000 c136fbc0 783d07de c205c000 c2fd3400 c2fd3400 c44bc000 # [ 133.366696] df40: b6e32000 00000000 00000000 00000004 c44bdf94 c44bdf60 c05988bc c0598228 # [ 133.374883] df60: 00000000 00000000 c44bdfac 783d07de 00000009 00000009 b6f79e00 00000004 # [ 133.383071] df80: c03002e4 c44bc000 c44bdfa4 c44bdf98 c059894c c0598854 00000000 c44bdfa8 # [ 133.391259] dfa0: c03000c0 c0598940 00000009 00000009 00000001 b6e32000 00000009 00000000 # [ 133.399447] dfc0: 00000009 00000009 b6f79e00 00000004 00000001 00000000 00020000 becb7a54 # [ 133.407635] dfe0: 00000004 becb7788 b6ee794f b6e6dc66 800e0030 00000001 00000000 00000000 # [ 133.415817] Backtrace: # [ 133.418296] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.426308] r5:c6bc6000 r4:00000028 # [ 133.429902] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.437925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.445856] r9:c44bdf60 r8:c53146c0 r7:00000009 r6:b6e32000 r5:c2fd3400 r4:c0c2d8a0 # [ 133.453617] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.461459] r9:c07f4bec r8:c44bdf60 r7:c2816000 r6:b6e32000 r5:c2fd3400 r4:00000000 # [ 133.469214] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.476362] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c44bc000 r5:c2fd3400 # [ 133.484196] r4:c2fd3400 # [ 133.486743] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.493890] r9:c44bc000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000009 r4:00000009 # [ 133.501647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.509223] Exception stack(0xc44bdfa8 to 0xc44bdff0) # [ 133.514286] dfa0: 00000009 00000009 00000001 b6e32000 00000009 00000000 # [ 133.522474] dfc0: 00000009 00000009 b6f79e00 00000004 00000001 00000000 00020000 becb7a54 # [ 133.530659] dfe0: 00000004 becb7788 b6ee794f b6e6dc66 # [ 133.535722] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) # [ 133.541830] ---[ end trace 89d09bd2305eadc2 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 134.076032] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT [ 134.081970] lkdtm: attempting bad ro_after_init write at c1b7dc48 [ 134.088138] 8<--- cut here --- [ 134.091204] Unable to handle kernel paging request at virtual address c1b7dc48 [ 134.098435] pgd = 53953416 [ 134.101152] [c1b7dc48] *pgd=11a1941e(bad) [ 134.105188] Internal error: Oops: 80d [#13] SMP ARM [ 134.110076] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 134.139146] CPU: 0 PID: 2528 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 134.146808] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.153360] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 134.158691] LR is at __irq_work_queue_local+0x40/0x74 [ 134.163750] pc : [] lr : [] psr: 600e0013 [ 134.170024] sp : c464be50 ip : c464bd58 fp : c464be64 [ 134.175256] r10: 00000014 r9 : c1acbe04 r8 : c15e7d40 [ 134.180490] r7 : c464bf60 r6 : 00000014 r5 : c6bc7000 r4 : c1b7dc48 [ 134.187023] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1accbfc [ 134.193560] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 134.200705] Control: 10c5387d Table: 16f0804a DAC: 00000051 [ 134.206460] Process cat (pid: 2528, stack limit = 0xc2194ef1) [ 134.212214] Stack: (0xc464be50 to 0xc464c000) [ 134.216583] be40: 00000029 c6bc7000 c464be74 c464be68 [ 134.224772] be60: c0c2d4c0 c135a4dc c464be9c c464be78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a24dc0 [ 134.232960] be80: b6e31000 00000014 c53146c0 c464bf60 c464bec4 c464bea0 c07f4c50 c0c2d8ac [ 134.241149] bea0: 00000000 c6a24dc0 b6e31000 c2816000 c464bf60 c07f4bec c464bf5c c464bec8 [ 134.249337] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c464a000 [ 134.257526] bee0: b6e31000 00020000 00000004 00000014 0001ffec c464bee0 00000001 b6e30000 [ 134.265715] bf00: c4217b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 134.273902] bf20: 00000000 00000000 c136fbc0 1dbeda92 c205c000 c6a24dc0 c6a24dc0 c464a000 [ 134.282091] bf40: b6e31000 00000000 00000000 00000004 c464bf94 c464bf60 c05988bc c0598228 [ 134.290279] bf60: 00000000 00000000 c464bfac 1dbeda92 00000014 00000014 b6f78e00 00000004 [ 134.298469] bf80: c03002e4 c464a000 c464bfa4 c464bf98 c059894c c0598854 00000000 c464bfa8 [ 134.306658] bfa0: c03000c0 c0598940 00000014 00000014 00000001 b6e31000 00000014 00000000 [ 134.314847] bfc0: 00000014 00000014 b6f78e00 00000004 00000001 00000000 00020000 bee2ea54 [ 134.323036] bfe0: 00000004 bee2e788 b6ee694f b6e6cc66 800e0030 00000001 00000000 00000000 [ 134.331218] Backtrace: [ 134.333698] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.342667] r5:c6bc7000 r4:00000029 [ 134.346259] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.354280] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.362210] r9:c464bf60 r8:c53146c0 r7:00000014 r6:b6e31000 r5:c6a24dc0 r4:c0c2d8a0 [ 134.369969] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.377810] r9:c07f4bec r8:c464bf60 r7:c2816000 r6:b6e31000 r5:c6a24dc0 r4:00000000 [ 134.385566] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.392713] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c464a000 r5:c6a24dc0 [ 134.400548] r4:c6a24dc0 [ 134.403094] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.410242] r9:c464a000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000014 r4:00000014 [ 134.417999] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.425576] Exception stack(0xc464bfa8 to 0xc464bff0) [ 134.430637] bfa0: 00000014 00000014 00000001 b6e31000 00000014 00000000 [ 134.438826] bfc0: 00000014 00000014 b6f78e00 00000004 00000001 00000000 00020000 bee2ea54 [ 134.447011] bfe0: 00000004 bee2e788 b6ee694f b6e6cc66 [ 134.452074] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) [ 134.458181] ---[ end trace 89d09bd2305eadc3 ]--- # Segmentation fault # [ 134.076032] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 134.081970] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 134.088138] 8<--- cut here --- # [ 134.091204] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 134.098435] pgd = 53953416 # [ 134.101152] [c1b7dc48] *pgd=11a1941e(bad) # [ 134.105188] Internal error: Oops: 80d [#13] SMP ARM # [ 134.110076] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 134.139146] CPU: 0 PID: 2528 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 134.146808] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.153360] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 134.158691] LR is at __irq_work_queue_local+0x40/0x74 # [ 134.163750] pc : [] lr : [] psr: 600e0013 # [ 134.170024] sp : c464be50 ip : c464bd58 fp : c464be64 # [ 134.175256] r10: 00000014 r9 : c1acbe04 r8 : c15e7d40 # [ 134.180490] r7 : c464bf60 r6 : 00000014 r5 : c6bc7000 r4 : c1b7dc48 # [ 134.187023] r3 : fe67479e r2 : 55aa55aa r1 : ef7815e0 r0 : c1accbfc # [ 134.193560] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 134.200705] Control: 10c5387d Table: 16f0804a DAC: 00000051 # [ 134.206460] Process cat (pid: 2528, stack limit = 0xc2194ef1) # [ 134.212214] Stack: (0xc464be50 to 0xc464c000) # [ 134.216583] be40: 00000029 c6bc7000 c464be74 c464be68 # [ 134.224772] be60: c0c2d4c0 c135a4dc c464be9c c464be78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c6a24dc0 # [ 134.232960] be80: b6e31000 00000014 c53146c0 c464bf60 c464bec4 c464bea0 c07f4c50 c0c2d8ac # [ 134.241149] bea0: 00000000 c6a24dc0 b6e31000 c2816000 c464bf60 c07f4bec c464bf5c c464bec8 # [ 134.249337] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c464a000 # [ 134.257526] bee0: b6e31000 00020000 00000004 00000014 0001ffec c464bee0 00000001 b6e30000 # [ 134.265715] bf00: c4217b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 134.273902] bf20: 00000000 00000000 c136fbc0 1dbeda92 c205c000 c6a24dc0 c6a24dc0 c464a000 # [ 134.282091] bf40: b6e31000 00000000 00000000 00000004 c464bf94 c464bf60 c05988bc c0598228 # [ 134.290279] bf60: 00000000 00000000 c464bfac 1dbeda92 00000014 00000014 b6f78e00 00000004 # [ 134.298469] bf80: c03002e4 c464a000 c464bfa4 c464bf98 c059894c c0598854 00000000 c464bfa8 # [ 134.306658] bfa0: c03000c0 c0598940 00000014 00000014 00000001 b6e31000 00000014 00000000 # [ 134.314847] bfc0: 00000014 00000014 b6f78e00 00000004 00000001 00000000 00020000 bee2ea54 # [ 134.323036] bfe0: 00000004 bee2e788 b6ee694f b6e6cc66 800e0030 00000001 00000000 00000000 # [ 134.331218] Backtrace: # [ 134.333698] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.342667] r5:c6bc7000 r4:00000029 # [ 134.346259] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.354280] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.362210] r9:c464bf60 r8:c53146c0 r7:00000014 r6:b6e31000 r5:c6a24dc0 r4:c0c2d8a0 # [ 134.369969] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.377810] r9:c07f4bec r8:c464bf60 r7:c2816000 r6:b6e31000 r5:c6a24dc0 r4:00000000 # [ 134.385566] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.392713] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c464a000 r5:c6a24dc0 # [ 134.400548] r4:c6a24dc0 # [ 134.403094] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.410242] r9:c464a000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:00000014 r4:00000014 # [ 134.417999] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.425576] Exception stack(0xc464bfa8 to 0xc464bff0) # [ 134.430637] bfa0: 00000014 00000014 00000001 b6e31000 00000014 00000000 # [ 134.438826] bfc0: 00000014 00000014 b6f78e00 00000004 00000001 00000000 00020000 bee2ea54 # [ 134.447011] bfe0: 00000004 bee2e788 b6ee694f b6e6cc66 # [ 134.452074] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) # [ 134.458181] ---[ end trace 89d09bd2305eadc3 ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh [ 135.043469] lkdtm: Performing direct entry WRITE_KERN [ 135.048617] lkdtm: attempting bad 7520632 byte write at c135a3a8 [ 135.054648] 8<--- cut here --- [ 135.057711] Unable to handle kernel paging request at virtual address c135a3a8 [ 135.064943] pgd = ad6b082f [ 135.067657] [c135a3a8] *pgd=1121940e(bad) [ 135.071695] Internal error: Oops: 80d [#14] SMP ARM [ 135.076581] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 135.105654] CPU: 1 PID: 2602 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 135.113316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.119861] PC is at memcpy+0x50/0x330 [ 135.123621] LR is at 0xe92dd830 [ 135.126772] pc : [] lr : [] psr: 200e0013 [ 135.133045] sp : c685be2c ip : e1a0c00d fp : c685be64 [ 135.138277] r10: 0000000b r9 : c1acbe18 r8 : e89da800 [ 135.143509] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 135.150042] r3 : e1a0c00d r2 : 0072c0d8 r1 : c0c2e250 r0 : c135a3a8 [ 135.156578] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 135.163721] Control: 10c5387d Table: 16ebc04a DAC: 00000051 [ 135.169475] Process cat (pid: 2602, stack limit = 0xc6ec8cf8) [ 135.175229] Stack: (0xc685be2c to 0xc685c000) [ 135.179600] be20: c0c2e230 0072c178 c685bf60 c15e7d40 c135a3a8 [ 135.187789] be40: c135a3a8 c135a58c 0000002a c6e0b000 0000000b c685bf60 c685be74 c685be68 [ 135.195979] be60: c0c2d4c0 c135a54c c685be9c c685be78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696d7c0 [ 135.204168] be80: b6e4f000 0000000b c53146c0 c685bf60 c685bec4 c685bea0 c07f4c50 c0c2d8ac [ 135.212357] bea0: 00000000 c696d7c0 b6e4f000 c2816000 c685bf60 c07f4bec c685bf5c c685bec8 [ 135.220547] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c685a000 [ 135.228735] bee0: b6e4f000 00020000 00000004 0000000b 0001fff5 c685bee0 00000001 b6e4e000 [ 135.236923] bf00: c6a25b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 135.245111] bf20: 00000000 00000000 c136fbc0 eae75458 c205c000 c696d7c0 c696d7c0 c685a000 [ 135.253299] bf40: b6e4f000 00000000 00000000 00000004 c685bf94 c685bf60 c05988bc c0598228 [ 135.261486] bf60: 00000000 00000000 c685bfac eae75458 0000000b 0000000b b6f96e00 00000004 [ 135.269674] bf80: c03002e4 c685a000 c685bfa4 c685bf98 c059894c c0598854 00000000 c685bfa8 [ 135.277861] bfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e4f000 0000000b 00000000 [ 135.286049] bfc0: 0000000b 0000000b b6f96e00 00000004 00000001 00000000 00020000 be9f7a54 [ 135.294237] bfe0: 00000004 be9f7788 b6f0494f b6e8ac66 800e0030 00000001 00000000 00000000 [ 135.302418] Backtrace: [ 135.304905] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.313096] r7:c685bf60 r6:0000000b r5:c6e0b000 r4:0000002a [ 135.318771] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.326795] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.334725] r9:c685bf60 r8:c53146c0 r7:0000000b r6:b6e4f000 r5:c696d7c0 r4:c0c2d8a0 [ 135.342487] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.350329] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6e4f000 r5:c696d7c0 r4:00000000 [ 135.358086] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.365233] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c685a000 r5:c696d7c0 [ 135.373067] r4:c696d7c0 [ 135.375613] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.382762] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:0000000b r4:0000000b [ 135.390520] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.398096] Exception stack(0xc685bfa8 to 0xc685bff0) [ 135.403160] bfa0: 0000000b 0000000b 00000001 b6e4f000 0000000b 00000000 [ 135.411347] bfc0: 0000000b 0000000b b6f96e00 00000004 00000001 00000000 00020000 be9f7a54 [ 135.419532] bfe0: 00000004 be9f7788 b6f0494f b6e8ac66 [ 135.424595] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 135.430703] ---[ end trace 89d09bd2305eadc4 ]--- # Segmentation fault # [ 135.043469] lkdtm: Performing direct entry WRITE_KERN # [ 135.048617] lkdtm: attempting bad 7520632 byte write at c135a3a8 # [ 135.054648] 8<--- cut here --- # [ 135.057711] Unable to handle kernel paging request at virtual address c135a3a8 # [ 135.064943] pgd = ad6b082f # [ 135.067657] [c135a3a8] *pgd=1121940e(bad) # [ 135.071695] Internal error: Oops: 80d [#14] SMP ARM # [ 135.076581] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 135.105654] CPU: 1 PID: 2602 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 135.113316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.119861] PC is at memcpy+0x50/0x330 # [ 135.123621] LR is at 0xe92dd830 # [ 135.126772] pc : [] lr : [] psr: 200e0013 # [ 135.133045] sp : c685be2c ip : e1a0c00d fp : c685be64 # [ 135.138277] r10: 0000000b r9 : c1acbe18 r8 : e89da800 # [ 135.143509] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 135.150042] r3 : e1a0c00d r2 : 0072c0d8 r1 : c0c2e250 r0 : c135a3a8 # [ 135.156578] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 135.163721] Control: 10c5387d Table: 16ebc04a DAC: 00000051 # [ 135.169475] Process cat (pid: 2602, stack limit = 0xc6ec8cf8) # [ 135.175229] Stack: (0xc685be2c to 0xc685c000) # [ 135.179600] be20: c0c2e230 0072c178 c685bf60 c15e7d40 c135a3a8 # [ 135.187789] be40: c135a3a8 c135a58c 0000002a c6e0b000 0000000b c685bf60 c685be74 c685be68 # [ 135.195979] be60: c0c2d4c0 c135a54c c685be9c c685be78 c0c2d9c0 c0c2d4a0 c0c2d8a0 c696d7c0 # [ 135.204168] be80: b6e4f000 0000000b c53146c0 c685bf60 c685bec4 c685bea0 c07f4c50 c0c2d8ac # [ 135.212357] bea0: 00000000 c696d7c0 b6e4f000 c2816000 c685bf60 c07f4bec c685bf5c c685bec8 # [ 135.220547] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fbc0 c05988bc c685a000 # [ 135.228735] bee0: b6e4f000 00020000 00000004 0000000b 0001fff5 c685bee0 00000001 b6e4e000 # [ 135.236923] bf00: c6a25b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 135.245111] bf20: 00000000 00000000 c136fbc0 eae75458 c205c000 c696d7c0 c696d7c0 c685a000 # [ 135.253299] bf40: b6e4f000 00000000 00000000 00000004 c685bf94 c685bf60 c05988bc c0598228 # [ 135.261486] bf60: 00000000 00000000 c685bfac eae75458 0000000b 0000000b b6f96e00 00000004 # [ 135.269674] bf80: c03002e4 c685a000 c685bfa4 c685bf98 c059894c c0598854 00000000 c685bfa8 # [ 135.277861] bfa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e4f000 0000000b 00000000 # [ 135.286049] bfc0: 0000000b 0000000b b6f96e00 00000004 00000001 00000000 00020000 be9f7a54 # [ 135.294237] bfe0: 00000004 be9f7788 b6f0494f b6e8ac66 800e0030 00000001 00000000 00000000 # [ 135.302418] Backtrace: # [ 135.304905] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.313096] r7:c685bf60 r6:0000000b r5:c6e0b000 r4:0000002a # [ 135.318771] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.326795] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.334725] r9:c685bf60 r8:c53146c0 r7:0000000b r6:b6e4f000 r5:c696d7c0 r4:c0c2d8a0 # [ 135.342487] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.350329] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6e4f000 r5:c696d7c0 r4:00000000 # [ 135.358086] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.365233] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c685a000 r5:c696d7c0 # [ 135.373067] r4:c696d7c0 # [ 135.375613] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.382762] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:0000000b r4:0000000b # [ 135.390520] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.398096] Exception stack(0xc685bfa8 to 0xc685bff0) # [ 135.403160] bfa0: 0000000b 0000000b 00000001 b6e4f000 0000000b 00000000 # [ 135.411347] bfc0: 0000000b 0000000b b6f96e00 00000004 00000001 00000000 00020000 be9f7a54 # [ 135.419532] bfe0: 00000004 be9f7788 b6f0494f b6e8ac66 # [ 135.424595] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 135.430703] ---[ end trace 89d09bd2305eadc4 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 #[ 136.014852] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW selftests: lkdtm: REFCOUNT_INC_O[ 136.023005] lkdtm: attempting good refcount_inc() without overflow VERFLOW.sh [ 136.032039] lkdtm: attempting bad refcount_inc() overflow [ 136.038451] ------------[ cut here ]------------ [ 136.043106] WARNING: CPU: 1 PID: 2677 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 136.051599] refcount_t: saturated; leaking memory. [ 136.056405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 136.085669] CPU: 1 PID: 2677 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 136.093335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.099869] Backtrace: [ 136.102348] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.109931] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 136.115605] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.122932] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.129906] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 [ 136.137665] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.145157] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c685a000 [ 136.150836] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 136.159808] r9:c1acbe24 r8:c15e7d40 r7:c685bf60 r6:00000016 r5:c6e0b000 r4:c685a000 [ 136.167575] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 136.177254] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 136.187362] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.196500] r4:0000002b [ 136.199050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.207070] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.215001] r9:c685bf60 r8:c53146c0 r7:00000016 r6:b6e87000 r5:c689fa40 r4:c0c2d8a0 [ 136.222761] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.230603] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6e87000 r5:c689fa40 r4:00000000 [ 136.238359] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.245506] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c685a000 r5:c689fa40 [ 136.253341] r4:c689fa40 [ 136.255888] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.263035] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000016 r4:00000016 [ 136.270794] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.278371] Exception stack(0xc685bfa8 to 0xc685bff0) [ 136.283435] bfa0: 00000016 00000016 00000001 b6e87000 00000016 00000000 [ 136.291623] bfc0: 00000016 00000016 b6fcee00 00000004 00000001 00000000 00020000 bec12a54 [ 136.299808] bfe0: 00000004 bec12788 b6f3c94f b6ec2c66 [ 136.304916] irq event stamp: 0 [ 136.308028] hardirqs last enabled at (0): [<00000000>] 0x0 [ 136.313623] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 136.321167] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 136.328727] softirqs last disabled at (0): [<00000000>] 0x0 [ 136.334321] ---[ end trace 89d09bd2305eadc5 ]--- [ 136.338995] lkdtm: Overflow detected: saturated # [ 136.014852] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 136.023005] lkdtm: attempting good refcount_inc() without overflow # [ 136.032039] lkdtm: attempting bad refcount_inc() overflow # [ 136.038451] ------------[ cut here ]------------ # [ 136.043106] WARNING: CPU: 1 PID: 2677 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 136.051599] refcount_t: saturated; leaking memory. # [ 136.056405] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 136.085669] CPU: 1 PID: 2677 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 136.093335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.099869] Backtrace: # [ 136.102348] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.109931] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 136.115605] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.122932] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.129906] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 # [ 136.137665] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.145157] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c685a000 # [ 136.150836] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 136.159808] r9:c1acbe24 r8:c15e7d40 r7:c685bf60 r6:00000016 r5:c6e0b000 r4:c685a000 # [ 136.167575] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 136.177254] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 136.187362] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.196500] r4:0000002b # [ 136.199050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.207070] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.215001] r9:c685bf60 r8:c53146c0 r7:00000016 r6:b6e87000 r5:c689fa40 r4:c0c2d8a0 # [ 136.222761] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.230603] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6e87000 r5:c689fa40 r4:00000000 # [ 136.238359] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.245506] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c685a000 r5:c689fa40 # [ 136.253341] r4:c689fa40 # [ 136.255888] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.263035] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000016 r4:00000016 # [ 136.270794] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.278371] Exception stack(0xc685bfa8 to 0xc685bff0) # [ 136.283435] bfa0: 00000016 00000016 00000001 b6e87000 00000016 00000000 # [ 136.291623] bfc0: 00000016 00000016 b6fcee00 00000004 00000001 00000000 00020000 bec12a54 # [ 136.299808] bfe0: 00000004 bec12788 b6f3c94f b6ec2c66 # [ 136.304916] irq event stamp: 0 # [ 136.308028] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 136.313623] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 136.321167] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 136.328727] softirqs last disabled at (0): [<00000000>] 0x0 # [ 136.334321] ---[ end trace 89d09bd2305eadc5 ]--- # [ 136.338995] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 136.849556] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 136.855684] lkdtm: attempting good refcount_add() without overflow [ 136.861991] lkdtm: attempting bad refcount_add() overflow [ 136.867526] ------------[ cut here ]------------ [ 136.872204] WARNING: CPU: 3 PID: 2711 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 136.880712] refcount_t: saturated; leaking memory. [ 136.885517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 136.914739] CPU: 3 PID: 2711 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 136.922405] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.928940] Backtrace: [ 136.931417] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.938999] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 136.944671] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.951999] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.958974] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 [ 136.966732] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.974225] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c691e000 [ 136.979902] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 136.988874] r9:c1acbe3c r8:c15e7d40 r7:c691ff60 r6:00000016 r5:c4691000 r4:c691e000 [ 136.996640] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 137.006317] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 137.016425] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.025563] r4:0000002c [ 137.028114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.036137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.044066] r9:c691ff60 r8:c53146c0 r7:00000016 r6:b6eae000 r5:c5eea3c0 r4:c0c2d8a0 [ 137.051826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.059667] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6eae000 r5:c5eea3c0 r4:00000000 [ 137.067422] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.074570] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c691e000 r5:c5eea3c0 [ 137.082405] r4:c5eea3c0 [ 137.084950] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.092096] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000016 r4:00000016 [ 137.099855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.107431] Exception stack(0xc691ffa8 to 0xc691fff0) [ 137.112494] ffa0: 00000016 00000016 00000001 b6eae000 00000016 00000000 [ 137.120683] ffc0: 00000016 00000016 b6ff5e00 00000004 00000001 00000000 00020000 be8b3a54 [ 137.128869] ffe0: 00000004 be8b3788 b6f6394f b6ee9c66 [ 137.134005] irq event stamp: 0 [ 137.137114] hardirqs last enabled at (0): [<00000000>] 0x0 [ 137.142707] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 137.150289] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 137.157839] softirqs last disabled at (0): [<00000000>] 0x0 [ 137.163436] ---[ end trace 89d09bd2305eadc6 ]--- [ 137.168122] lkdtm: Overflow detected: saturated # [ 136.849556] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 136.855684] lkdtm: attempting good refcount_add() without overflow # [ 136.861991] lkdtm: attempting bad refcount_add() overflow # [ 136.867526] ------------[ cut here ]------------ # [ 136.872204] WARNING: CPU: 3 PID: 2711 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 136.880712] refcount_t: saturated; leaking memory. # [ 136.885517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 136.914739] CPU: 3 PID: 2711 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 136.922405] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.928940] Backtrace: # [ 136.931417] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.938999] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 136.944671] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.951999] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.958974] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 # [ 136.966732] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.974225] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c691e000 # [ 136.979902] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 136.988874] r9:c1acbe3c r8:c15e7d40 r7:c691ff60 r6:00000016 r5:c4691000 r4:c691e000 # [ 136.996640] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 137.006317] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 137.016425] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.025563] r4:0000002c # [ 137.028114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.036137] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.044066] r9:c691ff60 r8:c53146c0 r7:00000016 r6:b6eae000 r5:c5eea3c0 r4:c0c2d8a0 # [ 137.051826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.059667] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6eae000 r5:c5eea3c0 r4:00000000 # [ 137.067422] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.074570] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c691e000 r5:c5eea3c0 # [ 137.082405] r4:c5eea3c0 # [ 137.084950] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.092096] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000016 r4:00000016 # [ 137.099855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.107431] Exception stack(0xc691ffa8 to 0xc691fff0) # [ 137.112494] ffa0: 00000016 00000016 00000001 b6eae000 00000016 00000000 # [ 137.120683] ffc0: 00000016 00000016 b6ff5e00 00000004 00000001 00000000 00020000 be8b3a54 # [ 137.128869] ffe0: 00000004 be8b3788 b6f6394f b6ee9c66 # [ 137.134005] irq event stamp: 0 # [ 137.137114] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 137.142707] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 137.150289] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 137.157839] softirqs last disabled at (0): [<00000000>] 0x0 # [ 137.163436] ---[ end trace 89d09bd2305eadc6 ]--- # [ 137.168122] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 137.675486] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 137.682376] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 137.688624] ------------[ cut here ]------------ [ 137.693279] WARNING: CPU: 3 PID: 2745 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 137.701788] refcount_t: saturated; leaking memory. [ 137.706593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 137.735822] CPU: 3 PID: 2745 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 137.743489] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.750024] Backtrace: [ 137.752502] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.760086] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 137.765758] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.773084] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 137.780059] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 [ 137.787820] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 137.795312] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c470e000 [ 137.800992] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 137.809965] r9:c1acbe54 r8:c15e7d40 r7:c470ff60 r6:0000001f r5:c4223000 r4:7fffffff [ 137.817733] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 137.828186] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 137.839843] r5:c4223000 r4:c470e000 [ 137.843442] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.853361] r4:0000002d [ 137.855911] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.863935] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.871863] r9:c470ff60 r8:c53146c0 r7:0000001f r6:b6eae000 r5:c42fb2c0 r4:c0c2d8a0 [ 137.879623] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.887464] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6eae000 r5:c42fb2c0 r4:00000000 [ 137.895219] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.902366] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c470e000 r5:c42fb2c0 [ 137.910201] r4:c42fb2c0 [ 137.912748] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.919895] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000001f r4:0000001f [ 137.927653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.935230] Exception stack(0xc470ffa8 to 0xc470fff0) [ 137.940293] ffa0: 0000001f 0000001f 00000001 b6eae000 0000001f 00000000 [ 137.948481] ffc0: 0000001f 0000001f b6ff5e00 00000004 00000001 00000000 00020000 bec5fa54 [ 137.956666] ffe0: 00000004 bec5f788 b6f6394f b6ee9c66 [ 137.961790] irq event stamp: 0 [ 137.964869] hardirqs last enabled at (0): [<00000000>] 0x0 [ 137.970494] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 137.978023] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 137.985529] softirqs last disabled at (0): [<00000000>] 0x0 [ 137.991164] ---[ end trace 89d09bd2305eadc7 ]--- [ 137.995800] lkdtm: Overflow detected: saturated # [ 137.675486] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 137.682376] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 137.688624] ------------[ cut here ]------------ # [ 137.693279] WARNING: CPU: 3 PID: 2745 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 137.701788] refcount_t: saturated; leaking memory. # [ 137.706593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 137.735822] CPU: 3 PID: 2745 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 137.743489] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.750024] Backtrace: # [ 137.752502] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.760086] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 137.765758] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.773084] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 137.780059] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 # [ 137.787820] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 137.795312] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c470e000 # [ 137.800992] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 137.809965] r9:c1acbe54 r8:c15e7d40 r7:c470ff60 r6:0000001f r5:c4223000 r4:7fffffff # [ 137.817733] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 137.828186] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 137.839843] r5:c4223000 r4:c470e000 # [ 137.843442] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.853361] r4:0000002d # [ 137.855911] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.863935] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.871863] r9:c470ff60 r8:c53146c0 r7:0000001f r6:b6eae000 r5:c42fb2c0 r4:c0c2d8a0 # [ 137.879623] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.887464] r9:c07f4bec r8:c470ff60 r7:c2816000 r6:b6eae000 r5:c42fb2c0 r4:00000000 # [ 137.895219] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.902366] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c470e000 r5:c42fb2c0 # [ 137.910201] r4:c42fb2c0 # [ 137.912748] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.919895] r9:c470e000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000001f r4:0000001f # [ 137.927653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.935230] Exception stack(0xc470ffa8 to 0xc470fff0) # [ 137.940293] ffa0: 0000001f 0000001f 00000001 b6eae000 0000001f 00000000 # [ 137.948481] ffc0: 0000001f 0000001f b6ff5e00 00000004 00000001 00000000 00020000 bec5fa54 # [ 137.956666] ffe0: 00000004 bec5f788 b6f6394f b6ee9c66 # [ 137.961790] irq event stamp: 0 # [ 137.964869] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 137.970494] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 137.978023] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 137.985529] softirqs last disabled at (0): [<00000000>] 0x0 # [ 137.991164] ---[ end trace 89d09bd2305eadc7 ]--- # [ 137.995800] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 138.523127] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 138.530057] lkdtm: attempting bad refcount_add_not_zero() overflow [ 138.536275] ------------[ cut here ]------------ [ 138.541029] WARNING: CPU: 1 PID: 2779 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 138.549535] refcount_t: saturated; leaking memory. [ 138.554342] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 138.583566] CPU: 1 PID: 2779 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 138.591234] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.597771] Backtrace: [ 138.600252] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 138.607835] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 138.613507] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 138.620836] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 138.627811] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 [ 138.635573] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 138.643067] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c6a06000 [ 138.648748] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 138.657720] r9:c1acbe74 r8:c15e7d40 r7:c6a07f60 r6:0000001f r5:c449a000 r4:7fffffff [ 138.665489] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 138.675942] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 138.687599] r5:c449a000 r4:c6a06000 [ 138.691199] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.701120] r4:0000002e [ 138.703669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.711692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.719620] r9:c6a07f60 r8:c53146c0 r7:0000001f r6:b6e50000 r5:c5ff0280 r4:c0c2d8a0 [ 138.727382] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.735225] r9:c07f4bec r8:c6a07f60 r7:c2816000 r6:b6e50000 r5:c5ff0280 r4:00000000 [ 138.742980] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.750129] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6a06000 r5:c5ff0280 [ 138.757965] r4:c5ff0280 [ 138.760513] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.767659] r9:c6a06000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000001f r4:0000001f [ 138.775417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.782994] Exception stack(0xc6a07fa8 to 0xc6a07ff0) [ 138.788059] 7fa0: 0000001f 0000001f 00000001 b6e50000 0000001f 00000000 [ 138.796247] 7fc0: 0000001f 0000001f b6f97e00 00000004 00000001 00000000 00020000 beceea54 [ 138.804434] 7fe0: 00000004 becee788 b6f0594f b6e8bc66 [ 138.809580] irq event stamp: 0 [ 138.812657] hardirqs last enabled at (0): [<00000000>] 0x0 [ 138.818283] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 138.825788] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 138.833319] softirqs last disabled at (0): [<00000000>] 0x0 [ 138.838953] ---[ end trace 89d09bd2305eadc8 ]--- [ 138.843593] lkdtm: Overflow detected: saturated # [ 138.523127] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 138.530057] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 138.536275] ------------[ cut here ]------------ # [ 138.541029] WARNING: CPU: 1 PID: 2779 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 138.549535] refcount_t: saturated; leaking memory. # [ 138.554342] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 138.583566] CPU: 1 PID: 2779 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 138.591234] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.597771] Backtrace: # [ 138.600252] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.607835] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 138.613507] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.620836] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 138.627811] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 # [ 138.635573] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 138.643067] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c6a06000 # [ 138.648748] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 138.657720] r9:c1acbe74 r8:c15e7d40 r7:c6a07f60 r6:0000001f r5:c449a000 r4:7fffffff # [ 138.665489] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 138.675942] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 138.687599] r5:c449a000 r4:c6a06000 # [ 138.691199] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.701120] r4:0000002e # [ 138.703669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.711692] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.719620] r9:c6a07f60 r8:c53146c0 r7:0000001f r6:b6e50000 r5:c5ff0280 r4:c0c2d8a0 # [ 138.727382] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.735225] r9:c07f4bec r8:c6a07f60 r7:c2816000 r6:b6e50000 r5:c5ff0280 r4:00000000 # [ 138.742980] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.750129] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6a06000 r5:c5ff0280 # [ 138.757965] r4:c5ff0280 # [ 138.760513] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.767659] r9:c6a06000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000001f r4:0000001f # [ 138.775417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.782994] Exception stack(0xc6a07fa8 to 0xc6a07ff0) # [ 138.788059] 7fa0: 0000001f 0000001f 00000001 b6e50000 0000001f 00000000 # [ 138.796247] 7fc0: 0000001f 0000001f b6f97e00 00000004 00000001 00000000 00020000 beceea54 # [ 138.804434] 7fe0: 00000004 becee788 b6f0594f b6e8bc66 # [ 138.809580] irq event stamp: 0 # [ 138.812657] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.818283] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 138.825788] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 138.833319] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.838953] ---[ end trace 89d09bd2305eadc8 ]--- # [ 138.843593] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 139.387196] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 139.392909] lkdtm: attempting good refcount_dec() [ 139.397740] lkdtm: attempting bad refcount_dec() to zero [ 139.403090] ------------[ cut here ]------------ [ 139.407802] WARNING: CPU: 1 PID: 2813 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 139.416256] refcount_t: decrement hit 0; leaking memory. [ 139.421628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 139.450855] CPU: 1 PID: 2813 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 139.458521] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 139.465055] Backtrace: [ 139.467533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 139.475116] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 139.480787] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 139.488113] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 139.495087] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 [ 139.502846] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 139.510339] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c68ae000 [ 139.516017] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 139.524987] r9:c1acbe94 r8:c15e7d40 r7:c68aff60 r6:00000012 r5:c449a000 r4:c68ae000 [ 139.532754] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 139.542426] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 139.552189] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 139.560981] r4:0000002f [ 139.563532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 139.571555] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 139.579484] r9:c68aff60 r8:c53146c0 r7:00000012 r6:b6e0c000 r5:c696b900 r4:c0c2d8a0 [ 139.587244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 139.595085] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e0c000 r5:c696b900 r4:00000000 [ 139.602841] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 139.609987] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c68ae000 r5:c696b900 [ 139.617824] r4:c696b900 [ 139.620370] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 139.627517] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000012 r4:00000012 [ 139.635275] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 139.642852] Exception stack(0xc68affa8 to 0xc68afff0) [ 139.647918] ffa0: 00000012 00000012 00000001 b6e0c000 00000012 00000000 [ 139.656106] ffc0: 00000012 00000012 b6f53e00 00000004 00000001 00000000 00020000 befbda54 [ 139.664292] ffe0: 00000004 befbd788 b6ec194f b6e47c66 [ 139.669421] irq event stamp: 0 [ 139.672500] hardirqs last enabled at (0): [<00000000>] 0x0 [ 139.678128] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 139.685631] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 139.693212] softirqs last disabled at (0): [<00000000>] 0x0 [ 139.698847] ---[ end trace 89d09bd2305eadc9 ]--- [ 139.703483] lkdtm: Zero detected: saturated # [ 139.387196] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 139.392909] lkdtm: attempting good refcount_dec() # [ 139.397740] lkdtm: attempting bad refcount_dec() to zero # [ 139.403090] ------------[ cut here ]------------ # [ 139.407802] WARNING: CPU: 1 PID: 2813 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 139.416256] refcount_t: decrement hit 0; leaking memory. # [ 139.421628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 139.450855] CPU: 1 PID: 2813 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 139.458521] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 139.465055] Backtrace: # [ 139.467533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 139.475116] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 139.480787] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 139.488113] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 139.495087] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 # [ 139.502846] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 139.510339] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c68ae000 # [ 139.516017] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 139.524987] r9:c1acbe94 r8:c15e7d40 r7:c68aff60 r6:00000012 r5:c449a000 r4:c68ae000 # [ 139.532754] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 139.542426] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 139.552189] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.560981] r4:0000002f # [ 139.563532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.571555] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.579484] r9:c68aff60 r8:c53146c0 r7:00000012 r6:b6e0c000 r5:c696b900 r4:c0c2d8a0 # [ 139.587244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 139.595085] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6e0c000 r5:c696b900 r4:00000000 # [ 139.602841] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.609987] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c68ae000 r5:c696b900 # [ 139.617824] r4:c696b900 # [ 139.620370] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.627517] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000012 r4:00000012 # [ 139.635275] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.642852] Exception stack(0xc68affa8 to 0xc68afff0) # [ 139.647918] ffa0: 00000012 00000012 00000001 b6e0c000 00000012 00000000 # [ 139.656106] ffc0: 00000012 00000012 b6f53e00 00000004 00000001 00000000 00020000 befbda54 # [ 139.664292] ffe0: 00000004 befbd788 b6ec194f b6e47c66 # [ 139.669421] irq event stamp: 0 # [ 139.672500] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 139.678128] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 139.685631] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 139.693212] softirqs last disabled at (0): [<00000000>] 0x0 # [ 139.698847] ---[ end trace 89d09bd2305eadc9 ]--- # [ 139.703483] 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 [ 140.241959] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 140.248077] lkdtm: attempting bad refcount_dec() below zero [ 140.253666] ------------[ cut here ]------------ [ 140.258366] WARNING: CPU: 1 PID: 2850 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 140.266816] refcount_t: decrement hit 0; leaking memory. [ 140.272202] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 140.301432] CPU: 1 PID: 2850 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 140.309099] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 140.315634] Backtrace: [ 140.318112] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 140.325694] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 140.331369] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 140.338697] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 140.345672] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 [ 140.353432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 140.360923] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c691e000 [ 140.366600] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 140.375571] r9:c1acbea8 r8:c15e7d40 r7:c691ff60 r6:00000016 r5:00000000 r4:c691e000 [ 140.383337] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 140.393008] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 140.403117] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 140.412258] r5:c418c000 r4:00000030 [ 140.415849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 140.423870] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 140.431799] r9:c691ff60 r8:c53146c0 r7:00000016 r6:b6e86000 r5:c689e640 r4:c0c2d8a0 [ 140.439561] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 140.447402] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6e86000 r5:c689e640 r4:00000000 [ 140.455158] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 140.462304] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c691e000 r5:c689e640 [ 140.470139] r4:c689e640 [ 140.472684] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 140.479830] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000016 r4:00000016 [ 140.487588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 140.495166] Exception stack(0xc691ffa8 to 0xc691fff0) [ 140.500231] ffa0: 00000016 00000016 00000001 b6e86000 00000016 00000000 [ 140.508420] ffc0: 00000016 00000016 b6fcde00 00000004 00000001 00000000 00020000 bea9ba54 [ 140.516606] ffe0: 00000004 bea9b788 b6f3b94f b6ec1c66 [ 140.521742] irq event stamp: 0 [ 140.524821] hardirqs last enabled at (0): [<00000000>] 0x0 [ 140.530450] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 140.537997] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 140.545507] softirqs last disabled at (0): [<00000000>] 0x0 [ 140.551167] ---[ end trace 89d09bd2305eadca ]--- [ 140.555811] lkdtm: Negative detected: saturated # [ 140.241959] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 140.248077] lkdtm: attempting bad refcount_dec() below zero # [ 140.253666] ------------[ cut here ]------------ # [ 140.258366] WARNING: CPU: 1 PID: 2850 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 140.266816] refcount_t: decrement hit 0; leaking memory. # [ 140.272202] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 140.301432] CPU: 1 PID: 2850 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 140.309099] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 140.315634] Backtrace: # [ 140.318112] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 140.325694] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 140.331369] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 140.338697] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 140.345672] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 # [ 140.353432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 140.360923] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c691e000 # [ 140.366600] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 140.375571] r9:c1acbea8 r8:c15e7d40 r7:c691ff60 r6:00000016 r5:00000000 r4:c691e000 # [ 140.383337] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 140.393008] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 140.403117] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.412258] r5:c418c000 r4:00000030 # [ 140.415849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.423870] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.431799] r9:c691ff60 r8:c53146c0 r7:00000016 r6:b6e86000 r5:c689e640 r4:c0c2d8a0 # [ 140.439561] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 140.447402] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6e86000 r5:c689e640 r4:00000000 # [ 140.455158] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.462304] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c691e000 r5:c689e640 # [ 140.470139] r4:c689e640 # [ 140.472684] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.479830] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000016 r4:00000016 # [ 140.487588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.495166] Exception stack(0xc691ffa8 to 0xc691fff0) # [ 140.500231] ffa0: 00000016 00000016 00000001 b6e86000 00000016 00000000 # [ 140.508420] ffc0: 00000016 00000016 b6fcde00 00000004 00000001 00000000 00020000 bea9ba54 # [ 140.516606] ffe0: 00000004 bea9b788 b6f3b94f b6ec1c66 # [ 140.521742] irq event stamp: 0 # [ 140.524821] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 140.530450] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 140.537997] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 140.545507] softirqs last disabled at (0): [<00000000>] 0x0 # [ 140.551167] ---[ end trace 89d09bd2305eadca ]--- # [ 140.555811] 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 [ 141.097748] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 141.104590] lkdtm: attempting bad refcount_dec_and_test() below zero [ 141.111031] ------------[ cut here ]------------ [ 141.115686] WARNING: CPU: 1 PID: 2885 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 141.124284] refcount_t: underflow; use-after-free. [ 141.129126] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 141.158351] CPU: 1 PID: 2885 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 141.166018] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.172554] Backtrace: [ 141.175033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 141.182616] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 141.188289] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 141.195615] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 141.202590] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 [ 141.210349] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 141.217842] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c42d6000 [ 141.223521] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 141.232580] r9:c1acbec0 r8:c15e7d40 r7:c42d7f60 r6:0000001f r5:00000000 r4:c42d6000 [ 141.240349] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 141.250808] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 141.262477] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 141.272400] r5:c418c000 r4:00000031 [ 141.275991] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 141.284016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 141.291947] r9:c42d7f60 r8:c53146c0 r7:0000001f r6:b6dcd000 r5:c4302b40 r4:c0c2d8a0 [ 141.299707] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.307549] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6dcd000 r5:c4302b40 r4:00000000 [ 141.315303] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.322449] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c42d6000 r5:c4302b40 [ 141.330286] r4:c4302b40 [ 141.332831] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.339978] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f [ 141.347737] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.355314] Exception stack(0xc42d7fa8 to 0xc42d7ff0) [ 141.360378] 7fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 [ 141.368568] 7fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 bec00a54 [ 141.376753] 7fe0: 00000004 bec00788 b6e8294f b6e08c66 [ 141.381898] irq event stamp: 0 [ 141.384977] hardirqs last enabled at (0): [<00000000>] 0x0 [ 141.390604] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 141.398162] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 141.405671] softirqs last disabled at (0): [<00000000>] 0x0 [ 141.411305] ---[ end trace 89d09bd2305eadcb ]--- [ 141.415942] lkdtm: Negative detected: saturated # [ 141.097748] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 141.104590] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 141.111031] ------------[ cut here ]------------ # [ 141.115686] WARNING: CPU: 1 PID: 2885 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 141.124284] refcount_t: underflow; use-after-free. # [ 141.129126] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 141.158351] CPU: 1 PID: 2885 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 141.166018] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.172554] Backtrace: # [ 141.175033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.182616] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 141.188289] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.195615] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 141.202590] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 # [ 141.210349] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 141.217842] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c42d6000 # [ 141.223521] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 141.232580] r9:c1acbec0 r8:c15e7d40 r7:c42d7f60 r6:0000001f r5:00000000 r4:c42d6000 # [ 141.240349] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 141.250808] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 141.262477] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.272400] r5:c418c000 r4:00000031 # [ 141.275991] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.284016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.291947] r9:c42d7f60 r8:c53146c0 r7:0000001f r6:b6dcd000 r5:c4302b40 r4:c0c2d8a0 # [ 141.299707] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.307549] r9:c07f4bec r8:c42d7f60 r7:c2816000 r6:b6dcd000 r5:c4302b40 r4:00000000 # [ 141.315303] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.322449] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c42d6000 r5:c4302b40 # [ 141.330286] r4:c4302b40 # [ 141.332831] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.339978] r9:c42d6000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f # [ 141.347737] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.355314] Exception stack(0xc42d7fa8 to 0xc42d7ff0) # [ 141.360378] 7fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 # [ 141.368568] 7fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 bec00a54 # [ 141.376753] 7fe0: 00000004 bec00788 b6e8294f b6e08c66 # [ 141.381898] irq event stamp: 0 # [ 141.384977] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 141.390604] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 141.398162] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 141.405671] softirqs last disabled at (0): [<00000000>] 0x0 # [ 141.411305] ---[ end trace 89d09bd2305eadcb ]--- # [ 141.415942] 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 [ 141.962485] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 141.969385] lkdtm: attempting bad refcount_sub_and_test() below zero [ 141.975756] ------------[ cut here ]------------ [ 141.980461] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 141.989064] refcount_t: underflow; use-after-free. [ 141.993871] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 142.023120] CPU: 2 PID: 2920 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 142.030786] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 142.037319] Backtrace: [ 142.039800] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 142.047382] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 142.053055] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 142.060381] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 142.067354] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 [ 142.075114] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 142.082606] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c695a000 [ 142.088284] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 142.097343] r9:c1acbee0 r8:c15e7d40 r7:c695bf60 r6:0000001f r5:c47a9000 r4:c695a000 [ 142.105112] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 142.115574] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 142.127241] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.137160] r4:00000032 [ 142.139710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 142.147735] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 142.155664] r9:c695bf60 r8:c53146c0 r7:0000001f r6:b6de0000 r5:c689ec80 r4:c0c2d8a0 [ 142.163426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 142.171268] r9:c07f4bec r8:c695bf60 r7:c2816000 r6:b6de0000 r5:c689ec80 r4:00000000 [ 142.179023] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 142.186172] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c695a000 r5:c689ec80 [ 142.194008] r4:c689ec80 [ 142.196555] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 142.203702] r9:c695a000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000001f r4:0000001f [ 142.211460] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 142.219037] Exception stack(0xc695bfa8 to 0xc695bff0) [ 142.224102] bfa0: 0000001f 0000001f 00000001 b6de0000 0000001f 00000000 [ 142.232292] bfc0: 0000001f 0000001f b6f27e00 00000004 00000001 00000000 00020000 beb9ba54 [ 142.240477] bfe0: 00000004 beb9b788 b6e9594f b6e1bc66 [ 142.245640] irq event stamp: 0 [ 142.248754] hardirqs last enabled at (0): [<00000000>] 0x0 [ 142.254349] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 142.261904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 142.269475] softirqs last disabled at (0): [<00000000>] 0x0 [ 142.275072] ---[ end trace 89d09bd2305eadcc ]--- [ 142.279752] lkdtm: Negative detected: saturated # [ 141.962485] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 141.969385] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 141.975756] ------------[ cut here ]------------ # [ 141.980461] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 141.989064] refcount_t: underflow; use-after-free. # [ 141.993871] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 142.023120] CPU: 2 PID: 2920 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 142.030786] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 142.037319] Backtrace: # [ 142.039800] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 142.047382] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 142.053055] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 142.060381] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 142.067354] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 # [ 142.075114] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 142.082606] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c695a000 # [ 142.088284] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 142.097343] r9:c1acbee0 r8:c15e7d40 r7:c695bf60 r6:0000001f r5:c47a9000 r4:c695a000 # [ 142.105112] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 142.115574] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 142.127241] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.137160] r4:00000032 # [ 142.139710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.147735] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.155664] r9:c695bf60 r8:c53146c0 r7:0000001f r6:b6de0000 r5:c689ec80 r4:c0c2d8a0 # [ 142.163426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 142.171268] r9:c07f4bec r8:c695bf60 r7:c2816000 r6:b6de0000 r5:c689ec80 r4:00000000 # [ 142.179023] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.186172] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c695a000 r5:c689ec80 # [ 142.194008] r4:c689ec80 # [ 142.196555] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.203702] r9:c695a000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000001f r4:0000001f # [ 142.211460] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.219037] Exception stack(0xc695bfa8 to 0xc695bff0) # [ 142.224102] bfa0: 0000001f 0000001f 00000001 b6de0000 0000001f 00000000 # [ 142.232292] bfc0: 0000001f 0000001f b6f27e00 00000004 00000001 00000000 00020000 beb9ba54 # [ 142.240477] bfe0: 00000004 beb9b788 b6e9594f b6e1bc66 # [ 142.245640] irq event stamp: 0 # [ 142.248754] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 142.254349] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 142.261904] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 142.269475] softirqs last disabled at (0): [<00000000>] 0x0 # [ 142.275072] ---[ end trace 89d09bd2305eadcc ]--- # [ 142.279752] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 142.813122] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 142.818874] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 142.825244] lkdtm: Good: zero detected [ 142.829055] lkdtm: Correctly stayed at zero [ 142.833254] lkdtm: attempting bad refcount_inc() from zero [ 142.838820] ------------[ cut here ]------------ [ 142.843474] WARNING: CPU: 2 PID: 2952 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 142.852047] refcount_t: addition on 0; use-after-free. [ 142.857233] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 142.886459] CPU: 2 PID: 2952 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 142.894124] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 142.900660] Backtrace: [ 142.903137] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 142.910720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 142.916392] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 142.923718] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 142.930693] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ffa4 [ 142.938453] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 142.945945] r7:00000019 r6:c1a1ffa4 r5:c1a1ffb4 r4:c6b56000 [ 142.951620] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 142.960678] r9:c1acbf00 r8:c15e7d40 r7:c6b57f60 r6:00000012 r5:00000000 r4:c6b56000 [ 142.968447] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 142.978126] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 142.987885] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 142.996676] r5:c2e72000 r4:00000033 [ 143.000268] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 143.008291] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 143.016220] r9:c6b57f60 r8:c53146c0 r7:00000012 r6:b6eb0000 r5:c689e8c0 r4:c0c2d8a0 [ 143.023980] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 143.031823] r9:c07f4bec r8:c6b57f60 r7:c2816000 r6:b6eb0000 r5:c689e8c0 r4:00000000 [ 143.039578] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 143.046725] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c6b56000 r5:c689e8c0 [ 143.054562] r4:c689e8c0 [ 143.057107] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 143.064254] r9:c6b56000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000012 r4:00000012 [ 143.072013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.079590] Exception stack(0xc6b57fa8 to 0xc6b57ff0) [ 143.084654] 7fa0: 00000012 00000012 00000001 b6eb0000 00000012 00000000 [ 143.092842] 7fc0: 00000012 00000012 b6ff7e00 00000004 00000001 00000000 00020000 be8a5a54 [ 143.101028] 7fe0: 00000004 be8a5788 b6f6594f b6eebc66 [ 143.106170] irq event stamp: 0 [ 143.109287] hardirqs last enabled at (0): [<00000000>] 0x0 [ 143.114887] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 143.122424] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 143.129953] softirqs last disabled at (0): [<00000000>] 0x0 [ 143.135540] ---[ end trace 89d09bd2305eadcd ]--- [ 143.140208] lkdtm: Zero detected: saturated # [ 142.813122] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 142.818874] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 142.825244] lkdtm: Good: zero detected # [ 142.829055] lkdtm: Correctly stayed at zero # [ 142.833254] lkdtm: attempting bad refcount_inc() from zero # [ 142.838820] ------------[ cut here ]------------ # [ 142.843474] WARNING: CPU: 2 PID: 2952 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 142.852047] refcount_t: addition on 0; use-after-free. # [ 142.857233] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 142.886459] CPU: 2 PID: 2952 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 142.894124] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 142.900660] Backtrace: # [ 142.903137] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 142.910720] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 142.916392] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 142.923718] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 142.930693] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ffa4 # [ 142.938453] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 142.945945] r7:00000019 r6:c1a1ffa4 r5:c1a1ffb4 r4:c6b56000 # [ 142.951620] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 142.960678] r9:c1acbf00 r8:c15e7d40 r7:c6b57f60 r6:00000012 r5:00000000 r4:c6b56000 # [ 142.968447] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 142.978126] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 142.987885] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.996676] r5:c2e72000 r4:00000033 # [ 143.000268] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.008291] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.016220] r9:c6b57f60 r8:c53146c0 r7:00000012 r6:b6eb0000 r5:c689e8c0 r4:c0c2d8a0 # [ 143.023980] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 143.031823] r9:c07f4bec r8:c6b57f60 r7:c2816000 r6:b6eb0000 r5:c689e8c0 r4:00000000 # [ 143.039578] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.046725] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c6b56000 r5:c689e8c0 # [ 143.054562] r4:c689e8c0 # [ 143.057107] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.064254] r9:c6b56000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000012 r4:00000012 # [ 143.072013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.079590] Exception stack(0xc6b57fa8 to 0xc6b57ff0) # [ 143.084654] 7fa0: 00000012 00000012 00000001 b6eb0000 00000012 00000000 # [ 143.092842] 7fc0: 00000012 00000012 b6ff7e00 00000004 00000001 00000000 00020000 be8a5a54 # [ 143.101028] 7fe0: 00000004 be8a5788 b6f6594f b6eebc66 # [ 143.106170] irq event stamp: 0 # [ 143.109287] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.114887] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 143.122424] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 143.129953] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.135540] ---[ end trace 89d09bd2305eadcd ]--- # [ 143.140208] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 143.700183] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 143.705894] lkdtm: attempting safe refcount_add_not_zero() from zero [ 143.712346] lkdtm: Good: zero detected [ 143.716111] lkdtm: Correctly stayed at zero [ 143.720373] lkdtm: attempting bad refcount_add() from zero [ 143.725874] ------------[ cut here ]------------ [ 143.730615] WARNING: CPU: 1 PID: 2986 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 143.739197] refcount_t: addition on 0; use-after-free. [ 143.744352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 143.773583] CPU: 1 PID: 2986 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 143.781248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 143.787782] Backtrace: [ 143.790260] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 143.797842] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 143.803516] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 143.810842] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 143.817816] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ffa4 [ 143.825575] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 143.833068] r7:00000019 r6:c1a1ffa4 r5:c1a1ffb4 r4:c68ee000 [ 143.838745] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 143.847803] r9:c1acbf14 r8:c15e7d40 r7:c68eff60 r6:00000012 r5:00000000 r4:c68ee000 [ 143.855570] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 143.865248] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 143.875007] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 143.883800] r5:c47a6000 r4:00000034 [ 143.887392] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 143.895414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 143.903343] r9:c68eff60 r8:c53146c0 r7:00000012 r6:b6e4a000 r5:c44a7540 r4:c0c2d8a0 [ 143.911104] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 143.918946] r9:c07f4bec r8:c68eff60 r7:c2816000 r6:b6e4a000 r5:c44a7540 r4:00000000 [ 143.926702] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 143.933850] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c68ee000 r5:c44a7540 [ 143.941685] r4:c44a7540 [ 143.944231] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 143.951377] r9:c68ee000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000012 r4:00000012 [ 143.959135] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 143.966711] Exception stack(0xc68effa8 to 0xc68efff0) [ 143.971775] ffa0: 00000012 00000012 00000001 b6e4a000 00000012 00000000 [ 143.979964] ffc0: 00000012 00000012 b6f91e00 00000004 00000001 00000000 00020000 bef4ca54 [ 143.988150] ffe0: 00000004 bef4c788 b6eff94f b6e85c66 [ 143.993293] irq event stamp: 0 [ 143.996417] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.002099] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.009658] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.017196] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.022786] ---[ end trace 89d09bd2305eadce ]--- [ 144.027467] lkdtm: Zero detected: saturated # [ 143.700183] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 143.705894] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 143.712346] lkdtm: Good: zero detected # [ 143.716111] lkdtm: Correctly stayed at zero # [ 143.720373] lkdtm: attempting bad refcount_add() from zero # [ 143.725874] ------------[ cut here ]------------ # [ 143.730615] WARNING: CPU: 1 PID: 2986 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 143.739197] refcount_t: addition on 0; use-after-free. # [ 143.744352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 143.773583] CPU: 1 PID: 2986 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 143.781248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 143.787782] Backtrace: # [ 143.790260] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.797842] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 143.803516] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.810842] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 143.817816] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ffa4 # [ 143.825575] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 143.833068] r7:00000019 r6:c1a1ffa4 r5:c1a1ffb4 r4:c68ee000 # [ 143.838745] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 143.847803] r9:c1acbf14 r8:c15e7d40 r7:c68eff60 r6:00000012 r5:00000000 r4:c68ee000 # [ 143.855570] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 143.865248] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 143.875007] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.883800] r5:c47a6000 r4:00000034 # [ 143.887392] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.895414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.903343] r9:c68eff60 r8:c53146c0 r7:00000012 r6:b6e4a000 r5:c44a7540 r4:c0c2d8a0 # [ 143.911104] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 143.918946] r9:c07f4bec r8:c68eff60 r7:c2816000 r6:b6e4a000 r5:c44a7540 r4:00000000 # [ 143.926702] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.933850] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c68ee000 r5:c44a7540 # [ 143.941685] r4:c44a7540 # [ 143.944231] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.951377] r9:c68ee000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000012 r4:00000012 # [ 143.959135] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.966711] Exception stack(0xc68effa8 to 0xc68efff0) # [ 143.971775] ffa0: 00000012 00000012 00000001 b6e4a000 00000012 00000000 # [ 143.979964] ffc0: 00000012 00000012 b6f91e00 00000004 00000001 00000000 00020000 bef4ca54 # [ 143.988150] ffe0: 00000004 bef4c788 b6eff94f b6e85c66 # [ 143.993293] irq event stamp: 0 # [ 143.996417] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.002099] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.009658] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.017196] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.022786] ---[ end trace 89d09bd2305eadce ]--- # [ 144.027467] 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 [ 144.619015] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 144.625133] lkdtm: attempting bad refcount_inc() from saturated [ 144.631114] ------------[ cut here ]------------ [ 144.635769] WARNING: CPU: 0 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 144.644291] refcount_t: saturated; leaking memory. [ 144.649139] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 144.678391] CPU: 0 PID: 3023 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 144.686059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 144.692593] Backtrace: [ 144.695070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 144.702652] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 144.708325] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 144.715652] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 144.722627] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 [ 144.730385] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 144.737878] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c4212000 [ 144.743555] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 144.752526] r9:c1acbf28 r8:c15e7d40 r7:c4213f60 r6:00000017 r5:c5f5d000 r4:c4212000 [ 144.760293] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 144.769970] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 144.780164] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.789390] r4:00000035 [ 144.791939] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.799961] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.807889] r9:c4213f60 r8:c53146c0 r7:00000017 r6:b6e21000 r5:c6982500 r4:c0c2d8a0 [ 144.815651] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.823494] r9:c07f4bec r8:c4213f60 r7:c2816000 r6:b6e21000 r5:c6982500 r4:00000000 [ 144.831250] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.838398] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c4212000 r5:c6982500 [ 144.846234] r4:c6982500 [ 144.848781] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.855929] r9:c4212000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000017 r4:00000017 [ 144.863688] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.871265] Exception stack(0xc4213fa8 to 0xc4213ff0) [ 144.876330] 3fa0: 00000017 00000017 00000001 b6e21000 00000017 00000000 [ 144.884517] 3fc0: 00000017 00000017 b6f68e00 00000004 00000001 00000000 00020000 beb1aa54 [ 144.892704] 3fe0: 00000004 beb1a788 b6ed694f b6e5cc66 [ 144.897834] irq event stamp: 0 [ 144.900912] hardirqs last enabled at (0): [<00000000>] 0x0 [ 144.906505] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 144.914152] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 144.921724] softirqs last disabled at (0): [<00000000>] 0x0 [ 144.927357] ---[ end trace 89d09bd2305eadcf ]--- [ 144.931991] lkdtm: Saturation detected: still saturated # [ 144.619015] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 144.625133] lkdtm: attempting bad refcount_inc() from saturated # [ 144.631114] ------------[ cut here ]------------ # [ 144.635769] WARNING: CPU: 0 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 144.644291] refcount_t: saturated; leaking memory. # [ 144.649139] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 144.678391] CPU: 0 PID: 3023 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 144.686059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 144.692593] Backtrace: # [ 144.695070] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.702652] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 144.708325] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.715652] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 144.722627] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 # [ 144.730385] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 144.737878] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c4212000 # [ 144.743555] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 144.752526] r9:c1acbf28 r8:c15e7d40 r7:c4213f60 r6:00000017 r5:c5f5d000 r4:c4212000 # [ 144.760293] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 144.769970] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 144.780164] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.789390] r4:00000035 # [ 144.791939] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.799961] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.807889] r9:c4213f60 r8:c53146c0 r7:00000017 r6:b6e21000 r5:c6982500 r4:c0c2d8a0 # [ 144.815651] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.823494] r9:c07f4bec r8:c4213f60 r7:c2816000 r6:b6e21000 r5:c6982500 r4:00000000 # [ 144.831250] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.838398] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c4212000 r5:c6982500 # [ 144.846234] r4:c6982500 # [ 144.848781] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.855929] r9:c4212000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000017 r4:00000017 # [ 144.863688] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.871265] Exception stack(0xc4213fa8 to 0xc4213ff0) # [ 144.876330] 3fa0: 00000017 00000017 00000001 b6e21000 00000017 00000000 # [ 144.884517] 3fc0: 00000017 00000017 b6f68e00 00000004 00000001 00000000 00020000 beb1aa54 # [ 144.892704] 3fe0: 00000004 beb1a788 b6ed694f b6e5cc66 # [ 144.897834] irq event stamp: 0 # [ 144.900912] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.906505] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 144.914152] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 144.921724] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.927357] ---[ end trace 89d09bd2305eadcf ]--- # [ 144.931991] 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 [ 145.529377] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 145.535497] lkdtm: attempting bad refcount_dec() from saturated [ 145.541487] ------------[ cut here ]------------ [ 145.546142] WARNING: CPU: 0 PID: 3058 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 145.554634] refcount_t: decrement hit 0; leaking memory. [ 145.560017] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 145.589259] CPU: 0 PID: 3058 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 145.596925] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 145.603462] Backtrace: [ 145.605940] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 145.613524] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 145.619199] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 145.626525] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 145.633499] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 [ 145.641257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 145.648748] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c44d4000 [ 145.654426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 145.663395] r9:c1acbf40 r8:c15e7d40 r7:c44d5f60 r6:00000017 r5:c5f5d000 r4:c44d4000 [ 145.671160] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 145.680832] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 145.691027] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 145.700254] r4:00000036 [ 145.702805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 145.710826] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 145.718754] r9:c44d5f60 r8:c53146c0 r7:00000017 r6:b6de8000 r5:c6a25680 r4:c0c2d8a0 [ 145.726515] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 145.734356] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6de8000 r5:c6a25680 r4:00000000 [ 145.742111] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 145.749259] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c44d4000 r5:c6a25680 [ 145.757095] r4:c6a25680 [ 145.759642] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 145.766789] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:00000017 r4:00000017 [ 145.774548] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 145.782125] Exception stack(0xc44d5fa8 to 0xc44d5ff0) [ 145.787189] 5fa0: 00000017 00000017 00000001 b6de8000 00000017 00000000 [ 145.795377] 5fc0: 00000017 00000017 b6f2fe00 00000004 00000001 00000000 00020000 bee82a54 [ 145.803563] 5fe0: 00000004 bee82788 b6e9d94f b6e23c66 [ 145.808721] irq event stamp: 0 [ 145.811799] hardirqs last enabled at (0): [<00000000>] 0x0 [ 145.817428] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 145.824969] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 145.832522] softirqs last disabled at (0): [<00000000>] 0x0 [ 145.838139] ---[ end trace 89d09bd2305eadd0 ]--- [ 145.842772] lkdtm: Saturation detected: still saturated # [ 145.529377] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 145.535497] lkdtm: attempting bad refcount_dec() from saturated # [ 145.541487] ------------[ cut here ]------------ # [ 145.546142] WARNING: CPU: 0 PID: 3058 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 145.554634] refcount_t: decrement hit 0; leaking memory. # [ 145.560017] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 145.589259] CPU: 0 PID: 3058 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 145.596925] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 145.603462] Backtrace: # [ 145.605940] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.613524] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 145.619199] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.626525] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 145.633499] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ffa4 # [ 145.641257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 145.648748] r7:0000001f r6:c1a1ffa4 r5:c1a20008 r4:c44d4000 # [ 145.654426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 145.663395] r9:c1acbf40 r8:c15e7d40 r7:c44d5f60 r6:00000017 r5:c5f5d000 r4:c44d4000 # [ 145.671160] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 145.680832] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 145.691027] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.700254] r4:00000036 # [ 145.702805] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.710826] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.718754] r9:c44d5f60 r8:c53146c0 r7:00000017 r6:b6de8000 r5:c6a25680 r4:c0c2d8a0 # [ 145.726515] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 145.734356] r9:c07f4bec r8:c44d5f60 r7:c2816000 r6:b6de8000 r5:c6a25680 r4:00000000 # [ 145.742111] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.749259] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c44d4000 r5:c6a25680 # [ 145.757095] r4:c6a25680 # [ 145.759642] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.766789] r9:c44d4000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:00000017 r4:00000017 # [ 145.774548] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.782125] Exception stack(0xc44d5fa8 to 0xc44d5ff0) # [ 145.787189] 5fa0: 00000017 00000017 00000001 b6de8000 00000017 00000000 # [ 145.795377] 5fc0: 00000017 00000017 b6f2fe00 00000004 00000001 00000000 00020000 bee82a54 # [ 145.803563] 5fe0: 00000004 bee82788 b6e9d94f b6e23c66 # [ 145.808721] irq event stamp: 0 # [ 145.811799] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 145.817428] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 145.824969] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 145.832522] softirqs last disabled at (0): [<00000000>] 0x0 # [ 145.838139] ---[ end trace 89d09bd2305eadd0 ]--- # [ 145.842772] 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 [ 146.444752] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 146.450965] lkdtm: attempting bad refcount_dec() from saturated [ 146.456901] ------------[ cut here ]------------ [ 146.461608] WARNING: CPU: 0 PID: 3093 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 146.470110] refcount_t: saturated; leaking memory. [ 146.474916] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 146.504157] CPU: 0 PID: 3093 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 146.511824] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 146.518359] Backtrace: [ 146.520839] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 146.528419] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 146.534091] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 146.541417] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 146.548391] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 [ 146.556150] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 146.563643] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c691e000 [ 146.569321] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 146.578292] r9:c1acbf58 r8:c15e7d40 r7:c691ff60 r6:00000017 r5:c6948000 r4:c691e000 [ 146.586058] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 146.595736] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 146.605929] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 146.615154] r4:00000037 [ 146.617703] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 146.625725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 146.633653] r9:c691ff60 r8:c53146c0 r7:00000017 r6:b6dc3000 r5:c429f900 r4:c0c2d8a0 [ 146.641413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 146.649253] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6dc3000 r5:c429f900 r4:00000000 [ 146.657007] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 146.664154] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c691e000 r5:c429f900 [ 146.671990] r4:c429f900 [ 146.674535] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 146.681682] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000017 r4:00000017 [ 146.689441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 146.697019] Exception stack(0xc691ffa8 to 0xc691fff0) [ 146.702084] ffa0: 00000017 00000017 00000001 b6dc3000 00000017 00000000 [ 146.710272] ffc0: 00000017 00000017 b6f0ae00 00000004 00000001 00000000 00020000 befb5a54 [ 146.718458] ffe0: 00000004 befb5788 b6e7894f b6dfec66 [ 146.723607] irq event stamp: 0 [ 146.726685] hardirqs last enabled at (0): [<00000000>] 0x0 [ 146.732311] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 146.739859] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 146.747402] softirqs last disabled at (0): [<00000000>] 0x0 [ 146.752993] ---[ end trace 89d09bd2305eadd1 ]--- [ 146.757656] lkdtm: Saturation detected: still saturated # [ 146.444752] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 146.450965] lkdtm: attempting bad refcount_dec() from saturated # [ 146.456901] ------------[ cut here ]------------ # [ 146.461608] WARNING: CPU: 0 PID: 3093 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 146.470110] refcount_t: saturated; leaking memory. # [ 146.474916] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 146.504157] CPU: 0 PID: 3093 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 146.511824] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 146.518359] Backtrace: # [ 146.520839] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 146.528419] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 146.534091] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 146.541417] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 146.548391] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ffa4 # [ 146.556150] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 146.563643] r7:00000016 r6:c1a1ffa4 r5:c1a1ff7c r4:c691e000 # [ 146.569321] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 146.578292] r9:c1acbf58 r8:c15e7d40 r7:c691ff60 r6:00000017 r5:c6948000 r4:c691e000 # [ 146.586058] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 146.595736] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 146.605929] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.615154] r4:00000037 # [ 146.617703] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.625725] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.633653] r9:c691ff60 r8:c53146c0 r7:00000017 r6:b6dc3000 r5:c429f900 r4:c0c2d8a0 # [ 146.641413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 146.649253] r9:c07f4bec r8:c691ff60 r7:c2816000 r6:b6dc3000 r5:c429f900 r4:00000000 # [ 146.657007] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.664154] r10:00000004 r9:00000000 r8:00000000 r7:b6dc3000 r6:c691e000 r5:c429f900 # [ 146.671990] r4:c429f900 # [ 146.674535] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.681682] r9:c691e000 r8:c03002e4 r7:00000004 r6:b6f0ae00 r5:00000017 r4:00000017 # [ 146.689441] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.697019] Exception stack(0xc691ffa8 to 0xc691fff0) # [ 146.702084] ffa0: 00000017 00000017 00000001 b6dc3000 00000017 00000000 # [ 146.710272] ffc0: 00000017 00000017 b6f0ae00 00000004 00000001 00000000 00020000 befb5a54 # [ 146.718458] ffe0: 00000004 befb5788 b6e7894f b6dfec66 # [ 146.723607] irq event stamp: 0 # [ 146.726685] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 146.732311] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 146.739859] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 146.747402] softirqs last disabled at (0): [<00000000>] 0x0 # [ 146.752993] ---[ end trace 89d09bd2305eadd1 ]--- # [ 146.757656] 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 [ 147.349891] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 147.356819] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 147.363624] ------------[ cut here ]------------ [ 147.368331] WARNING: CPU: 1 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 147.376781] refcount_t: saturated; leaking memory. [ 147.381648] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 147.410874] CPU: 1 PID: 3125 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 147.418539] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 147.425072] Backtrace: [ 147.427550] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 147.435133] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 147.440806] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 147.448133] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 147.455108] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 [ 147.462867] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 147.470360] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c68ae000 [ 147.476037] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 147.485009] r9:c1acbf70 r8:c15e7d40 r7:c68aff60 r6:00000020 r5:c47a6000 r4:c0000000 [ 147.492777] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 147.503231] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 147.514975] r5:c47a6000 r4:c68ae000 [ 147.518573] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 147.528580] r4:00000038 [ 147.531131] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 147.539153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 147.547081] r9:c68aff60 r8:c53146c0 r7:00000020 r6:b6eb0000 r5:c5ff0f00 r4:c0c2d8a0 [ 147.554840] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 147.562683] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6eb0000 r5:c5ff0f00 r4:00000000 [ 147.570438] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 147.577586] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c68ae000 r5:c5ff0f00 [ 147.585421] r4:c5ff0f00 [ 147.587968] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 147.595116] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000020 r4:00000020 [ 147.602874] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 147.610450] Exception stack(0xc68affa8 to 0xc68afff0) [ 147.615516] ffa0: 00000020 00000020 00000001 b6eb0000 00000020 00000000 [ 147.623706] ffc0: 00000020 00000020 b6ff7e00 00000004 00000001 00000000 00020000 be99ba54 [ 147.631892] ffe0: 00000004 be99b788 b6f6594f b6eebc66 [ 147.637052] irq event stamp: 0 [ 147.640131] hardirqs last enabled at (0): [<00000000>] 0x0 [ 147.645733] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 147.653275] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 147.660866] softirqs last disabled at (0): [<00000000>] 0x0 [ 147.666460] ---[ end trace 89d09bd2305eadd2 ]--- [ 147.671167] lkdtm: Saturation detected: still saturated # [ 147.349891] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 147.356819] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 147.363624] ------------[ cut here ]------------ # [ 147.368331] WARNING: CPU: 1 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 147.376781] refcount_t: saturated; leaking memory. # [ 147.381648] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 147.410874] CPU: 1 PID: 3125 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 147.418539] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 147.425072] Backtrace: # [ 147.427550] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 147.435133] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 147.440806] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 147.448133] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 147.455108] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 # [ 147.462867] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 147.470360] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c68ae000 # [ 147.476037] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 147.485009] r9:c1acbf70 r8:c15e7d40 r7:c68aff60 r6:00000020 r5:c47a6000 r4:c0000000 # [ 147.492777] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 147.503231] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 147.514975] r5:c47a6000 r4:c68ae000 # [ 147.518573] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.528580] r4:00000038 # [ 147.531131] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 147.539153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.547081] r9:c68aff60 r8:c53146c0 r7:00000020 r6:b6eb0000 r5:c5ff0f00 r4:c0c2d8a0 # [ 147.554840] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 147.562683] r9:c07f4bec r8:c68aff60 r7:c2816000 r6:b6eb0000 r5:c5ff0f00 r4:00000000 # [ 147.570438] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 147.577586] r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c68ae000 r5:c5ff0f00 # [ 147.585421] r4:c5ff0f00 # [ 147.587968] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.595116] r9:c68ae000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000020 r4:00000020 # [ 147.602874] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.610450] Exception stack(0xc68affa8 to 0xc68afff0) # [ 147.615516] ffa0: 00000020 00000020 00000001 b6eb0000 00000020 00000000 # [ 147.623706] ffc0: 00000020 00000020 b6ff7e00 00000004 00000001 00000000 00020000 be99ba54 # [ 147.631892] ffe0: 00000004 be99b788 b6f6594f b6eebc66 # [ 147.637052] irq event stamp: 0 # [ 147.640131] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 147.645733] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 147.653275] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 147.660866] softirqs last disabled at (0): [<00000000>] 0x0 # [ 147.666460] ---[ end trace 89d09bd2305eadd2 ]--- # [ 147.671167] 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 [ 148.255825] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 148.262810] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 148.269584] ------------[ cut here ]------------ [ 148.274241] WARNING: CPU: 1 PID: 3159 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 148.282738] refcount_t: saturated; leaking memory. [ 148.287586] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 148.316839] CPU: 1 PID: 3159 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 148.324507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 148.331042] Backtrace: [ 148.333521] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 148.341106] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 148.346777] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 148.354103] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 148.361078] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 [ 148.368840] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 148.376333] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c685a000 [ 148.382011] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 148.390982] r9:c1acbf90 r8:c15e7d40 r7:c685bf60 r6:00000020 r5:c47a6000 r4:c0000000 [ 148.398750] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 148.409201] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 148.420945] r5:c47a6000 r4:c685a000 [ 148.424547] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 148.434554] r4:00000039 [ 148.437105] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 148.445127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 148.453055] r9:c685bf60 r8:c53146c0 r7:00000020 r6:b6dfc000 r5:c5ff1e00 r4:c0c2d8a0 [ 148.460815] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 148.468656] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6dfc000 r5:c5ff1e00 r4:00000000 [ 148.476411] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 148.483558] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c685a000 r5:c5ff1e00 [ 148.491393] r4:c5ff1e00 [ 148.493939] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 148.501087] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020 [ 148.508847] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 148.516424] Exception stack(0xc685bfa8 to 0xc685bff0) [ 148.521490] bfa0: 00000020 00000020 00000001 b6dfc000 00000020 00000000 [ 148.529679] bfc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 becc6a54 [ 148.537866] bfe0: 00000004 becc6788 b6eb194f b6e37c66 [ 148.543010] irq event stamp: 0 [ 148.546092] hardirqs last enabled at (0): [<00000000>] 0x0 [ 148.551727] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 148.559265] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 148.566801] softirqs last disabled at (0): [<00000000>] 0x0 [ 148.572472] ---[ end trace 89d09bd2305eadd3 ]--- [ 148.577166] lkdtm: Saturation detected: still saturated # [ 148.255825] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 148.262810] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 148.269584] ------------[ cut here ]------------ # [ 148.274241] WARNING: CPU: 1 PID: 3159 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 148.282738] refcount_t: saturated; leaking memory. # [ 148.287586] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 148.316839] CPU: 1 PID: 3159 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 148.324507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 148.331042] Backtrace: # [ 148.333521] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 148.341106] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 148.346777] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 148.354103] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 148.361078] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ffa4 # [ 148.368840] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 148.376333] r7:00000013 r6:c1a1ffa4 r5:c1a1ff7c r4:c685a000 # [ 148.382011] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 148.390982] r9:c1acbf90 r8:c15e7d40 r7:c685bf60 r6:00000020 r5:c47a6000 r4:c0000000 # [ 148.398750] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 148.409201] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 148.420945] r5:c47a6000 r4:c685a000 # [ 148.424547] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.434554] r4:00000039 # [ 148.437105] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 148.445127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 148.453055] r9:c685bf60 r8:c53146c0 r7:00000020 r6:b6dfc000 r5:c5ff1e00 r4:c0c2d8a0 # [ 148.460815] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 148.468656] r9:c07f4bec r8:c685bf60 r7:c2816000 r6:b6dfc000 r5:c5ff1e00 r4:00000000 # [ 148.476411] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 148.483558] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c685a000 r5:c5ff1e00 # [ 148.491393] r4:c5ff1e00 # [ 148.493939] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 148.501087] r9:c685a000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020 # [ 148.508847] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 148.516424] Exception stack(0xc685bfa8 to 0xc685bff0) # [ 148.521490] bfa0: 00000020 00000020 00000001 b6dfc000 00000020 00000000 # [ 148.529679] bfc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 becc6a54 # [ 148.537866] bfe0: 00000004 becc6788 b6eb194f b6e37c66 # [ 148.543010] irq event stamp: 0 # [ 148.546092] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 148.551727] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 148.559265] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 148.566801] softirqs last disabled at (0): [<00000000>] 0x0 # [ 148.572472] ---[ end trace 89d09bd2305eadd3 ]--- # [ 148.577166] 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 [ 149.170490] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 149.177487] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 149.184206] ------------[ cut here ]------------ [ 149.188948] WARNING: CPU: 2 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 149.197541] refcount_t: underflow; use-after-free. [ 149.202347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 149.231602] CPU: 2 PID: 3196 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 149.239269] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 149.245804] Backtrace: [ 149.248283] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 149.255867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 149.261539] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 149.268866] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 149.275841] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 [ 149.283601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 149.291094] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c4426000 [ 149.296773] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 149.305833] r9:c1acbfb0 r8:c15e7d40 r7:c4427f60 r6:00000020 r5:c5fd0000 r4:c4426000 [ 149.313600] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 149.324060] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 149.335815] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 149.345821] r4:0000003a [ 149.348373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 149.356396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 149.364324] r9:c4427f60 r8:c53146c0 r7:00000020 r6:b6e71000 r5:c689fa40 r4:c0c2d8a0 [ 149.372085] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 149.379927] r9:c07f4bec r8:c4427f60 r7:c2816000 r6:b6e71000 r5:c689fa40 r4:00000000 [ 149.387683] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 149.394832] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c4426000 r5:c689fa40 [ 149.402667] r4:c689fa40 [ 149.405213] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 149.412360] r9:c4426000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 [ 149.420118] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 149.427696] Exception stack(0xc4427fa8 to 0xc4427ff0) [ 149.432761] 7fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 [ 149.440952] 7fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be98fa54 [ 149.449138] 7fe0: 00000004 be98f788 b6f2694f b6eacc66 [ 149.454275] irq event stamp: 0 [ 149.457392] hardirqs last enabled at (0): [<00000000>] 0x0 [ 149.463000] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 149.470557] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 149.478175] softirqs last disabled at (0): [<00000000>] 0x0 [ 149.483775] ---[ end trace 89d09bd2305eadd4 ]--- [ 149.488453] lkdtm: Saturation detected: still saturated # [ 149.170490] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 149.177487] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 149.184206] ------------[ cut here ]------------ # [ 149.188948] WARNING: CPU: 2 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 149.197541] refcount_t: underflow; use-after-free. # [ 149.202347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 149.231602] CPU: 2 PID: 3196 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 149.239269] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 149.245804] Backtrace: # [ 149.248283] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 149.255867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 149.261539] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 149.268866] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 149.275841] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 # [ 149.283601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 149.291094] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c4426000 # [ 149.296773] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 149.305833] r9:c1acbfb0 r8:c15e7d40 r7:c4427f60 r6:00000020 r5:c5fd0000 r4:c4426000 # [ 149.313600] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 149.324060] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 149.335815] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.345821] r4:0000003a # [ 149.348373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.356396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.364324] r9:c4427f60 r8:c53146c0 r7:00000020 r6:b6e71000 r5:c689fa40 r4:c0c2d8a0 # [ 149.372085] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 149.379927] r9:c07f4bec r8:c4427f60 r7:c2816000 r6:b6e71000 r5:c689fa40 r4:00000000 # [ 149.387683] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.394832] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c4426000 r5:c689fa40 # [ 149.402667] r4:c689fa40 # [ 149.405213] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.412360] r9:c4426000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 # [ 149.420118] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.427696] Exception stack(0xc4427fa8 to 0xc4427ff0) # [ 149.432761] 7fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 # [ 149.440952] 7fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be98fa54 # [ 149.449138] 7fe0: 00000004 be98f788 b6f2694f b6eacc66 # [ 149.454275] irq event stamp: 0 # [ 149.457392] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 149.463000] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 149.470557] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 149.478175] softirqs last disabled at (0): [<00000000>] 0x0 # [ 149.483775] ---[ end trace 89d09bd2305eadd4 ]--- # [ 149.488453] 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 [ 150.066044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 150.073120] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 150.079913] ------------[ cut here ]------------ [ 150.084571] WARNING: CPU: 3 PID: 3231 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 150.093170] refcount_t: underflow; use-after-free. [ 150.098028] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 [ 150.127273] CPU: 3 PID: 3231 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 150.134940] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 150.141475] Backtrace: [ 150.143952] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 150.151536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 150.157211] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 150.164538] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 150.171515] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 [ 150.179273] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 150.186766] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c4212000 [ 150.192443] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 150.201501] r9:c1acbfd0 r8:c15e7d40 r7:c4213f60 r6:00000020 r5:c4223000 r4:c4212000 [ 150.209270] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 150.219730] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 150.231489] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 150.241496] r4:0000003b [ 150.244046] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 150.252069] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 150.260000] r9:c4213f60 r8:c53146c0 r7:00000020 r6:b6e0b000 r5:c42ce000 r4:c0c2d8a0 [ 150.267759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 150.275600] r9:c07f4bec r8:c4213f60 r7:c2816000 r6:b6e0b000 r5:c42ce000 r4:00000000 [ 150.283356] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 150.290502] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c4212000 r5:c42ce000 [ 150.298338] r4:c42ce000 [ 150.300885] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 150.308032] r9:c4212000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000020 r4:00000020 [ 150.315790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 150.323366] Exception stack(0xc4213fa8 to 0xc4213ff0) [ 150.328430] 3fa0: 00000020 00000020 00000001 b6e0b000 00000020 00000000 [ 150.336619] 3fc0: 00000020 00000020 b6f52e00 00000004 00000001 00000000 00020000 be89da54 [ 150.344805] 3fe0: 00000004 be89d788 b6ec094f b6e46c66 [ 150.349989] irq event stamp: 0 [ 150.353125] hardirqs last enabled at (0): [<00000000>] 0x0 [ 150.358785] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 150.366293] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 150.373841] softirqs last disabled at (0): [<00000000>] 0x0 [ 150.379475] ---[ end trace 89d09bd2305eadd5 ]--- [ 150.384109] lkdtm: Saturation detected: still saturated # [ 150.066044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 150.073120] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 150.079913] ------------[ cut here ]------------ # [ 150.084571] WARNING: CPU: 3 PID: 3231 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 150.093170] refcount_t: underflow; use-after-free. # [ 150.098028] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan parallel_display can_dev dw_hdmi_imx dw_hdmi imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 150.127273] CPU: 3 PID: 3231 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 150.134940] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 150.141475] Backtrace: # [ 150.143952] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 150.151536] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 150.157211] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 150.164538] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 150.171515] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ffa4 # [ 150.179273] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 150.186766] r7:0000001c r6:c1a1ffa4 r5:c1a1ffe0 r4:c4212000 # [ 150.192443] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 150.201501] r9:c1acbfd0 r8:c15e7d40 r7:c4213f60 r6:00000020 r5:c4223000 r4:c4212000 # [ 150.209270] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 150.219730] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 150.231489] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 150.241496] r4:0000003b # [ 150.244046] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 150.252069] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 150.260000] r9:c4213f60 r8:c53146c0 r7:00000020 r6:b6e0b000 r5:c42ce000 r4:c0c2d8a0 # [ 150.267759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 150.275600] r9:c07f4bec r8:c4213f60 r7:c2816000 r6:b6e0b000 r5:c42ce000 r4:00000000 # [ 150.283356] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 150.290502] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c4212000 r5:c42ce000 # [ 150.298338] r4:c42ce000 # [ 150.300885] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 150.308032] r9:c4212000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000020 r4:00000020 # [ 150.315790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 150.323366] Exception stack(0xc4213fa8 to 0xc4213ff0) # [ 150.328430] 3fa0: 00000020 00000020 00000001 b6e0b000 00000020 00000000 # [ 150.336619] 3fc0: 00000020 00000020 b6f52e00 00000004 00000001 00000000 00020000 be89da54 # [ 150.344805] 3fe0: 00000004 be89d788 b6ec094f b6e46c66 # [ 150.349989] irq event stamp: 0 # [ 150.353125] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 150.358785] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 150.366293] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 150.373841] softirqs last disabled at (0): [<00000000>] 0x0 # [ 150.379475] ---[ end trace 89d09bd2305eadd5 ]--- # [ 150.384109] 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 [ 151.409942] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 151.416031] lkdtm: attempting good copy_to_user of correct size [ 151.422083] lkdtm: attempting bad copy_to_user of too large size # [ 151.409942] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 151.416031] lkdtm: attempting good copy_to_user of correct size # [ 151.422083] 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 [ 151.950056] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 151.956319] lkdtm: attempting good copy_from_user of correct size [ 151.962599] lkdtm: attempting bad copy_from_user of too large size # [ 151.950056] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 151.956319] lkdtm: attempting good copy_from_user of correct size # [ 151.962599] 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 [ 152.492606] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 152.499179] lkdtm: attempting good copy_to_user inside whitelist [ 152.505239] lkdtm: attempting bad copy_to_user outside whitelist # [ 152.492606] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 152.499179] lkdtm: attempting good copy_to_user inside whitelist # [ 152.505239] 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 [ 153.043129] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 153.049862] lkdtm: attempting good copy_from_user inside whitelist [ 153.056076] lkdtm: attempting bad copy_from_user outside whitelist # [ 153.043129] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 153.049862] lkdtm: attempting good copy_from_user inside whitelist # [ 153.056076] 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 [ 153.599402] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 153.605613] lkdtm: good_stack: c68afe0c-c68afe2c [ 153.610331] lkdtm: bad_stack : c68afd84-c68afda4 [ 153.614982] lkdtm: attempting good copy_to_user of local stack [ 153.620946] lkdtm: attempting bad copy_to_user of distant stack # [ 153.599402] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 153.605613] lkdtm: good_stack: c68afe0c-c68afe2c # [ 153.610331] lkdtm: bad_stack : c68afd84-c68afda4 # [ 153.614982] lkdtm: attempting good copy_to_user of local stack # [ 153.620946] 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 [ 154.158310] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 154.164724] lkdtm: good_stack: c6a07e0c-c6a07e2c [ 154.169495] lkdtm: bad_stack : c6a07d84-c6a07da4 [ 154.174179] lkdtm: attempting good copy_from_user of local stack [ 154.180307] lkdtm: attempting bad copy_from_user of distant stack # [ 154.158310] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 154.164724] lkdtm: good_stack: c6a07e0c-c6a07e2c # [ 154.169495] lkdtm: bad_stack : c6a07d84-c6a07da4 # [ 154.174179] lkdtm: attempting good copy_from_user of local stack # [ 154.180307] 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 [ 154.717302] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 154.723339] lkdtm: good_stack: c4213e0c-c4213e2c [ 154.728045] lkdtm: bad_stack : c4213ffc-c421401c [ 154.732697] lkdtm: attempting good copy_to_user of local stack [ 154.738628] lkdtm: attempting bad copy_to_user of distant stack # [ 154.717302] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 154.723339] lkdtm: good_stack: c4213e0c-c4213e2c # [ 154.728045] lkdtm: bad_stack : c4213ffc-c421401c # [ 154.732697] lkdtm: attempting good copy_to_user of local stack # [ 154.738628] 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 [ 155.278248] lkdtm: Performing direct entry USERCOPY_KERNEL [ 155.283776] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 155.290939] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 155.297830] lkdtm: FAIL: survived bad copy_to_user() # [ 155.278248] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 155.283776] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 155.290939] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 155.297830] 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 [ 155.859122] lkdtm: Performing direct entry STACKLEAK_ERASING [ 155.864808] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 155.871968] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 155.878949] lkdtm: FAIL: the thread stack is NOT properly erased [ 155.885008] CPU: 2 PID: 3596 Comm: cat Tainted: G D W 5.10.124-cip9 #1 [ 155.892681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 155.899215] Backtrace: [ 155.901694] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 155.909279] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 155.914954] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 155.922285] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 155.930823] r9:c1acc0d8 r8:c15e7d40 r7:c68eff60 r6:c68efe34 r5:c68ee000 r4:0000078d [ 155.938588] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 155.947387] r8:c15e7d40 r7:c68eff60 r6:00000012 r5:c5fd0000 r4:00000046 [ 155.954104] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 155.962130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 155.970060] r9:c68eff60 r8:c53146c0 r7:00000012 r6:b6dc2000 r5:c2f9d680 r4:c0c2d8a0 [ 155.977822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 155.985664] r9:c07f4bec r8:c68eff60 r7:c2816000 r6:b6dc2000 r5:c2f9d680 r4:00000000 [ 155.993421] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 156.000570] r10:00000004 r9:00000000 r8:00000000 r7:b6dc2000 r6:c68ee000 r5:c2f9d680 [ 156.008405] r4:c2f9d680 [ 156.010952] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 156.018100] r9:c68ee000 r8:c03002e4 r7:00000004 r6:b6f09e00 r5:00000012 r4:00000012 [ 156.025861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 156.033438] Exception stack(0xc68effa8 to 0xc68efff0) [ 156.038502] ffa0: 00000012 00000012 00000001 b6dc2000 00000012 00000000 [ 156.046691] ffc0: 00000012 00000012 b6f09e00 00000004 00000001 00000000 00020000 bee05a54 [ 156.054877] ffe0: 00000004 bee05788 b6e7794f b6dfdc66 # [ 155.859122] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 155.864808] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 155.871968] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 155.878949] lkdtm: FAIL: the thread stack is NOT properly erased # [ 155.885008] CPU: 2 PID: 3596 Comm: cat Tainted: G D W 5.10.124-cip9 #1 # [ 155.892681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 155.899215] Backtrace: # [ 155.901694] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 155.909279] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 155.914954] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 155.922285] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 155.930823] r9:c1acc0d8 r8:c15e7d40 r7:c68eff60 r6:c68efe34 r5:c68ee000 r4:0000078d # [ 155.938588] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 155.947387] r8:c15e7d40 r7:c68eff60 r6:00000012 r5:c5fd0000 r4:00000046 # [ 155.954104] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 155.962130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 155.970060] r9:c68eff60 r8:c53146c0 r7:00000012 r6:b6dc2000 r5:c2f9d680 r4:c0c2d8a0 # [ 155.977822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 155.985664] r9:c07f4bec r8:c68eff60 r7:c2816000 r6:b6dc2000 r5:c2f9d680 r4:00000000 # [ 155.993421] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.000570] r10:00000004 r9:00000000 r8:00000000 r7:b6dc2000 r6:c68ee000 r5:c2f9d680 # [ 156.008405] r4:c2f9d680 # [ 156.010952] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.018100] r9:c68ee000 r8:c03002e4 r7:00000004 r6:b6f09e00 r5:00000012 r4:00000012 # [ 156.025861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.033438] Exception stack(0xc68effa8 to 0xc68efff0) # [ 156.038502] ffa0: 00000012 00000012 00000001 b6dc2000 00000012 00000000 # [ 156.046691] ffc0: 00000012 00000012 b6f09e00 00000004 00000001 00000000 00020000 bee05a54 # [ 156.054877] ffe0: 00000004 bee05788 b6e7794f b6dfdc66 # 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 [ 156.611806] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 156.617641] lkdtm: Calling matched prototype ... [ 156.622299] lkdtm: Calling mismatched prototype ... [ 156.627316] lkdtm: Fail: survived mismatched prototype function call! # [ 156.611806] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 156.617641] lkdtm: Calling matched prototype ... # [ 156.622299] lkdtm: Calling mismatched prototype ... # [ 156.627316] 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 / #