[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.35 (4 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 12061748/tftp-deploy-7t4pa73e/kernel/zImage tftp 0x10000000 12061748/tftp-deploy-7t4pa73e/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '12061748/tftp-deploy-7t4pa73e/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########## 14.1 MiB/s done Bytes transferred = 12542464 (bf6200 hex) => tftp 0x14000000 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ###### 5.8 MiB/s done Bytes transferred = 15342901 (ea1d35 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 5.1 MiB/s done Bytes transferred = 42661 (a6a5 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbf6200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15342837 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d6a4 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.201-cip40 (KernelCI@build-j20325-arm-gcc-10-multi-v7-defconfig-kselftest-zkzrq) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Nov 22 18:37:22 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '') [ 0.000000] printk: bootconsole [ec_imx21] enabled [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 <6>[ 0.000000] ftrace: allocating 56130 entries in 165 pages <6>[ 0.000000] ftrace: allocated 165 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] L2C-310 errata 752271 769419 enabled <6>[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 <6>[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 <6>[ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines <6>[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled <6>[ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB <6>[ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 <6>[ 0.000000] Switching to timer-based delay loop, resolution 333ns <6>[ 0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns <6>[ 0.008446] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns <6>[ 0.022896] Console: colour dummy device 80x30 <4>[ 0.024805] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032814] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.037158] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041568] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.046203] ... CLASSHASH_SIZE: 4096 <4>[ 0.050790] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055512] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.060186] ... CHAINHASH_SIZE: 32768 <4>[ 0.064884] memory used by lock dependency info: 4061 kB <4>[ 0.070564] memory used for stack traces: 2112 kB <4>[ 0.075609] per task-struct memory footprint: 1536 bytes <6>[ 0.081299] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091712] CPU: Testing write buffer coherency: ok <6>[ 0.096848] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.102122] pid_max: default: 32768 minimum: 301 <6>[ 0.107324] LSM: Security Framework initializing <6>[ 0.111942] LSM support for eBPF active <6>[ 0.116100] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123546] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.134981] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.141485] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.147893] rcu: Hierarchical SRCU implementation. <6>[ 0.159216] EFI services will not be available. <6>[ 0.162269] smp: Bringing up secondary CPUs ... <6>[ 0.168788] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.168803] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.180552] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.180566] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.191959] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.191974] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.200999] smp: Brought up 1 node, 4 CPUs <6>[ 0.204721] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.211255] CPU: All CPU(s) started in SVC mode. <6>[ 0.218503] devtmpfs: initialized <6>[ 0.267661] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.275097] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.283022] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.294742] pinctrl core: initialized pinctrl subsystem <6>[ 0.303714] DMI not present or invalid. <6>[ 0.307155] NET: Registered protocol family 16 <6>[ 0.319622] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.332396] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.332894] cpuidle: using governor menu <6>[ 0.340969] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 0.993428] vdd1p1: supplied by regulator-dummy <6>[ 1.022947] vdd3p0: supplied by regulator-dummy <6>[ 1.052077] vdd2p5: supplied by regulator-dummy <6>[ 1.081275] vddarm: supplied by regulator-dummy <6>[ 1.111207] vddpu: supplied by regulator-dummy <6>[ 1.139766] vddsoc: supplied by regulator-dummy <6>[ 2.299563] No ATAGs? <6>[ 2.300323] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 2.307549] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 2.330933] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 2.360514] Serial: AMBA PL011 UART driver <6>[ 2.417731] Kprobes globally optimized <6>[ 2.521082] iommu: Default domain type: Translated <6>[ 2.525271] vgaarb: loaded <5>[ 2.530648] SCSI subsystem initialized <6>[ 2.533733] usbcore: registered new interface driver usbfs <6>[ 2.537810] usbcore: registered new interface driver hub <6>[ 2.543367] usbcore: registered new device driver usb <6>[ 2.555120] i2c i2c-0: IMX I2C adapter registered <6>[ 2.563390] i2c i2c-1: IMX I2C adapter registered <6>[ 2.569453] i2c i2c-2: IMX I2C adapter registered <6>[ 2.575690] pps_core: LinuxPPS API ver. 1 registered <6>[ 2.578088] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 2.587616] PTP clock support registered <6>[ 2.606366] clocksource: Switched to clocksource mxc_timer1 <6>[ 4.360834] NET: Registered protocol family 2 <6>[ 4.363349] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 4.373869] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 4.379964] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 4.387980] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 4.396898] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 4.402942] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 4.409863] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.416669] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.424366] NET: Registered protocol family 1 <6>[ 4.430816] RPC: Registered named UNIX socket transport module. <6>[ 4.434481] RPC: Registered udp transport module. <6>[ 4.439552] RPC: Registered tcp transport module. <6>[ 4.444388] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 4.451175] NET: Registered protocol family 44 <6>[ 4.455815] PCI: CLS 0 bytes, default 64 <6>[ 4.462152] Trying to unpack rootfs image as initramfs... <6>[ 6.245813] Freeing initrd memory: 14984K <4>[ 6.248477] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 6.256063] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 6.271124] Initialise system trusted keyrings <6>[ 6.274033] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 6.322645] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 6.329332] NFS: Registering the id_resolver key type <5>[ 6.331951] Key type id_resolver registered <5>[ 6.336319] Key type id_legacy registered <6>[ 6.341042] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 6.347597] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 6.355290] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 6.361724] Key type asymmetric registered <5>[ 6.364178] Asymmetric key parser 'x509' registered <6>[ 6.369588] bounce: pool size: 64 pages <6>[ 6.373435] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 6.381091] io scheduler mq-deadline registered <6>[ 6.385762] io scheduler kyber registered <4>[ 6.390940] test_firmware: interface ready <6>[ 6.551922] mxs-dma 110000.dma-controller: initialized <4>[ 6.611862] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 6.619945] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware <6>[ 6.827259] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.849111] SuperH (H)SCI(F) driver initialized <6>[ 6.853716] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX <6>[ 6.864554] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX <6>[ 6.871103] printk: console [ttymxc1] enabled <6>[ 6.871103] printk: console [ttymxc1] enabled <6>[ 6.879893] printk: bootconsole [ec_imx21] disabled <6>[ 6.879893] printk: bootconsole [ec_imx21] disabled <6>[ 6.895869] msm_serial: driver initialized <6>[ 6.901357] STMicroelectronics ASC driver initialized <6>[ 6.912652] STM32 USART driver initialized <6>[ 6.936710] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <4>[ 6.956935] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 6.965470] panel-simple panel-lcd: Specify missing connector_type <4>[ 6.973403] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 7.022372] brd: module loaded <6>[ 7.067359] loop: module loaded <6>[ 7.073631] lkdtm: No crash points registered, enable through debugfs <6>[ 7.094327] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 7.102641] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 7.110995] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 7.119572] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 7.127837] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 7.136187] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 7.144173] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 7.155691] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 7.163057] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 7.172194] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 7.186234] scsi host0: ahci-imx <6>[ 7.191874] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 <6>[ 7.251048] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.264353] pps pps0: new PPS source ptp0 <6>[ 7.308879] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 7.319328] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.324587] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.331060] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.336814] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.362609] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.370483] usbcore: registered new interface driver pegasus <6>[ 7.376659] usbcore: registered new interface driver asix <6>[ 7.382482] usbcore: registered new interface driver ax88179_178a <6>[ 7.389039] usbcore: registered new interface driver cdc_ether <6>[ 7.395362] usbcore: registered new interface driver smsc75xx <6>[ 7.401625] usbcore: registered new interface driver smsc95xx <6>[ 7.407831] usbcore: registered new interface driver net1080 <6>[ 7.413907] usbcore: registered new interface driver cdc_subset <6>[ 7.420281] usbcore: registered new interface driver zaurus <6>[ 7.426450] usbcore: registered new interface driver cdc_ncm <6>[ 7.443951] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.450883] ehci-pci: EHCI PCI platform driver <6>[ 7.455773] ehci-platform: EHCI generic platform driver <6>[ 7.462281] ehci-orion: EHCI orion driver <6>[ 7.467444] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.472509] ehci-st: EHCI STMicroelectronics driver <6>[ 7.478505] ehci-exynos: EHCI Exynos driver <6>[ 7.483725] ehci-atmel: EHCI Atmel driver <6>[ 7.488820] tegra-ehci: Tegra EHCI driver <6>[ 7.493908] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.500542] ohci-pci: OHCI PCI platform driver <6>[ 7.505420] ohci-platform: OHCI generic platform driver <6>[ 7.511886] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.517009] ohci-st: OHCI STMicroelectronics driver <6>[ 7.522939] ohci-atmel: OHCI Atmel driver <6>[ 7.531174] usbcore: registered new interface driver usb-storage <6>[ 7.548749] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 7.554771] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 7.561396] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 7.567080] i2c /dev entries driver <6>[ 7.646390] sdhci: Secure Digital Host Controller Interface driver <6>[ 7.652865] sdhci: Copyright(c) Pierre Ossman <6>[ 7.666331] Synopsys Designware Multimedia Card Interface Driver <6>[ 7.679351] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 7.688888] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO <6>[ 7.688894] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 7.699721] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO <6>[ 7.706440] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 7.716164] usbcore: registered new interface driver usbhid <6>[ 7.722113] usbhid: USB HID core driver <6>[ 7.742983] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 7.742989] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA <6>[ 7.748642] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 7.765268] IPv4 over IPsec tunneling driver <6>[ 7.774295] NET: Registered protocol family 10 <6>[ 7.784378] Segment Routing with IPv6 <6>[ 7.789883] mmc2: new high speed SDHC card at address 0001 <6>[ 7.794043] NET: Registered protocol family 17 <6>[ 7.799488] mmcblk2: mmc2:0001 SD 14.6 GiB <6>[ 7.802226] 8021q: 802.1Q VLAN Support v1.8 <5>[ 7.810683] Key type dns_resolver registered <6>[ 7.829268] ThumbEE CPU extension supported. <5>[ 7.833865] Registering SWP/SWPB emulation handler <5>[ 7.840495] Loading compiled-in X.509 certificates <4>[ 7.893506] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 7.901360] GPT:7812499 != 30560255 <4>[ 7.905137] GPT:Alternate GPT header not at the end of the disk. <4>[ 7.911467] GPT:7812499 != 30560255 <4>[ 7.915242] GPT: Use GNU Parted to correct GPT errors. <6>[ 7.920768] mmcblk2: p1 p2 p3 <4>[ 7.997722] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.006212] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.018833] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.054717] imx_usb 2184200.usb: No over current polarity defined <6>[ 8.069857] ci_hdrc ci_hdrc.1: EHCI Host Controller <6>[ 8.075332] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 <6>[ 8.106870] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 <6>[ 8.126059] hub 1-0:1.0: USB hub found <6>[ 8.130689] hub 1-0:1.0: 1 port detected <6>[ 8.145543] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C <4>[ 8.175087] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.183562] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.196048] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.223867] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.232425] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.244916] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.262651] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <4>[ 8.289210] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.297698] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.310303] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.331627] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) <6>[ 8.516598] usb 1-1: new high-speed USB device number 2 using ci_hdrc <6>[ 8.725121] hub 1-1:1.0: USB hub found <6>[ 8.730098] hub 1-1:1.0: 3 ports detected <4>[ 8.757508] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.765924] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.778655] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 11.438212] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 11.447254] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 11.476380] Sending DHCP requests ., OK <6>[ 11.520971] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35 <6>[ 11.529464] IP-Config: Complete: <6>[ 11.533028] device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1 <6>[ 11.543923] host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none) <6>[ 11.552176] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 11.552215] nameserver0=192.168.201.1 <6>[ 11.615867] Freeing unused kernel memory: 2048K <6>[ 11.647273] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u2 <6>[ 15.191271] imx-ipuv3 2400000.ipu: IPUv3H probed <6>[ 15.225361] imx-ipuv3 2800000.ipu: IPUv3H probed <4>[ 15.225427] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.238951] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.251819] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.281820] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.290393] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.303282] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.337160] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.345629] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.348688] CAN device driver interface <4>[ 15.409098] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.467100] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) <4>[ 15.478872] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 15.481140] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) <4>[ 15.490020] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.497039] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) <6>[ 15.507545] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 <6>[ 15.525237] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 <6>[ 15.528663] caam 2100000.crypto: Entropy delay = 3200 <6>[ 15.532944] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 <6>[ 15.543333] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 <6>[ 15.566734] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 <4>[ 15.580697] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.597723] caam 2100000.crypto: Instantiated RNG4 SH0 <6>[ 15.604875] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.616715] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 15.619796] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.625185] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.633558] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.648483] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.658490] caam 2100000.crypto: Instantiated RNG4 SH1 <6>[ 15.663952] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) <6>[ 15.670922] caam 2100000.crypto: job rings = 2, qi = 0 <4>[ 15.679134] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.712414] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator <4>[ 15.716988] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.721138] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests <4>[ 15.735547] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.737523] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator <4>[ 15.763024] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests <6>[ 15.776438] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.785318] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.787023] sgtl5000 0-000a: sgtl5000 revision 0x11 <6>[ 15.794119] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.807785] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.824890] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum <4>[ 15.831096] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.868909] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.877538] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.914482] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.923302] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.932121] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.941024] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.955526] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.986418] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.994984] panel-simple panel-lcd: Specify missing connector_type <6>[ 16.066866] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.075585] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.084419] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.093161] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.719693] caam algorithms registered in /proc/crypto <6>[ 16.731173] caam 2100000.crypto: registering rng-caam <5>[ 16.860072] random: crng init done <4>[ 16.872121] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 16.904161] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.912704] panel-simple panel-lcd: Specify missing connector_type <6>[ 16.932006] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.940805] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.949589] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.958250] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 16.972378] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 17.001050] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 17.009574] panel-simple panel-lcd: Specify missing connector_type <6>[ 17.026963] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.035592] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.044726] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 17.053648] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.35 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-5 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 19.436400] systemd[1]: System time before build time, advancing clock. <30>[ 19.647467] systemd[1]: systemd 247.3-7+deb11u2 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) <30>[ 19.679510] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! <30>[ 19.753002] systemd[1]: Set hostname to . <30>[ 21.139783] systemd[1]: Queued start job for default target Graphical Interface. <30>[ 21.153654] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. <30>[ 21.201251] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. <30>[ 21.250995] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. <30>[ 21.300643] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. <30>[ 21.350522] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. <30>[ 21.399761] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. <30>[ 21.448067] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. <30>[ 21.462024] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. <30>[ 21.497162] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. <30>[ 21.537517] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. <30>[ 21.576979] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. <30>[ 21.616926] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. <30>[ 21.660638] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. <30>[ 21.759009] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. <30>[ 21.771660] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). <30>[ 21.812630] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. <30>[ 21.853675] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. <30>[ 21.907115] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. <30>[ 21.951192] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. <30>[ 22.000871] systemd[1]: Condition check resulted in Huge Pages File System being skipped. <30>[ 22.012027] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. <30>[ 22.033719] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... <30>[ 22.077396] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... <30>[ 22.130175] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... <30>[ 22.188578] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... <30>[ 22.238283] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... <30>[ 22.290103] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... <30>[ 22.339335] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. <6>[ 22.376937] fuse: init (API version 7.32) <30>[ 22.377678] systemd[1]: Starting Journal Service... Starting Journal Service... <30>[ 22.451607] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... <30>[ 22.519181] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... <30>[ 22.578694] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... <30>[ 22.639591] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. <30>[ 22.660977] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. <30>[ 22.697273] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. <30>[ 22.788454] systemd[1]: modprobe@configfs.service: Succeeded. <30>[ 22.798553] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. <30>[ 22.852341] systemd[1]: modprobe@drm.service: Succeeded. <30>[ 22.861923] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. <30>[ 22.911904] systemd[1]: modprobe@fuse.service: Succeeded. <30>[ 22.921903] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. <30>[ 22.962192] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. <30>[ 23.001841] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. <30>[ 23.057198] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... <30>[ 23.106042] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... <30>[ 23.154457] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. <30>[ 23.164689] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. <30>[ 23.183003] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... <30>[ 23.228302] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... <30>[ 23.282713] systemd[1]: Starting Create System Users... Starting Create System Users... <30>[ 23.334007] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. Starting Flush Journal to Persistent Storage... [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... <46>[ 23.636075] systemd-journald[290]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... Starting Create Volatile Files and Directories... [ OK ] Finished Create Volatile Files and Directories. [ OK ] Started Network Service. Starting Network Name Resolution... Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.201-cip40 #1 SMP Wed Nov 22 18:37:22 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-12061748/environment . /lava-12061748/environment / # /lava-12061748/bin/lava-test-runner /lava-12061748/0 /lava-12061748/bin/lava-test-runner /lava-12061748/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-12061748/0/tests/0_timesync-off ++ cat uuid + UUID=12061748_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-12061748/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=12061748_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2023-11-22 19:02:05-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1410968 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 40.25K 163KB/s kselftest.tar.xz 5%[> ] 70.43K 142KB/s kselftest.tar.xz 7%[> ] 108.61K 146KB/s kselftest.tar.xz 10%[=> ] 151.03K 152KB/s kselftest.tar.xz 13%[=> ] 189.21K 156KB/s kselftest.tar.xz 17%[==> ] 234.46K 161KB/s kselftest.tar.xz 20%[===> ] 279.71K 164KB/s kselftest.tar.xz 23%[===> ] 326.38K 167KB/s kselftest.tar.xz 24%[===> ] 343.35K 155KB/s kselftest.tar.xz 28%[====> ] 392.84K 163KB/s kselftest.tar.xz 29%[====> ] 406.98K 155KB/s kselftest.tar.xz 30%[=====> ] 422.05K 149KB/s kselftest.tar.xz 32%[=====> ] 443.75K 144KB/s eta 6s kselftest.tar.xz 33%[=====> ] 463.54K 139KB/s eta 6s kselftest.tar.xz 35%[======> ] 484.75K 136KB/s eta 6s kselftest.tar.xz 36%[======> ] 508.79K 133KB/s eta 6s kselftest.tar.xz 38%[======> ] 532.83K 132KB/s eta 6s kselftest.tar.xz 40%[=======> ] 552.63K 130KB/s eta 6s 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lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== shardfile-lkdtm pass <12>[ 64.320865] 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 <6>[ 65.299345] lkdtm: Performing direct entry BUG <4>[ 65.304373] ------------[ cut here ]------------ <2>[ 65.309273] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 65.314784] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 65.320206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 65.349759] CPU: 1 PID: 717 Comm: cat Not tainted 5.10.201-cip40 #1 <4>[ 65.356309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 65.363135] PC is at lkdtm_BUG+0x14/0x18 <4>[ 65.367350] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 65.372078] pc : [] lr : [] psr: a00e0013 <4>[ 65.378628] sp : c4575e58 ip : c4575e68 fp : c4575e64 <4>[ 65.384135] r10: 00000004 r9 : c1ad5410 r8 : c15ebe94 <4>[ 65.389647] r7 : c4575f60 r6 : 00000004 r5 : c2d6c000 r4 : 00000001 <4>[ 65.396456] r3 : c0c571f0 r2 : 493fd494 r1 : ef7965e0 r0 : c15ebe9c <4>[ 65.403270] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 65.410689] Control: 10c5387d Table: 15f2004a DAC: 00000051 <0>[ 65.416722] Process cat (pid: 717, stack limit = 0x7e7596d6) <0>[ 65.422668] Stack: (0xc4575e58 to 0xc4576000) <0>[ 65.427313] 5e40: c4575e74 c4575e68 <0>[ 65.435786] 5e60: c0c56c84 c0c571fc c4575e9c c4575e78 c0c57184 c0c56c64 c0c57064 c4638500 <0>[ 65.444257] 5e80: b6eae000 00000004 c30200c0 c4575f60 c4575ec4 c4575ea0 c07e13f8 c0c57070 <0>[ 65.452727] 5ea0: 00000000 c4638500 b6eae000 c2815800 c4575f60 c07e1394 c4575f5c c4575ec8 <0>[ 65.461198] 5ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c4574000 <0>[ 65.469666] 5ee0: b6eae000 00020000 00000004 00000004 0001fffc c4575ee0 00000001 b6ead000 <0>[ 65.478133] 5f00: c6a3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 65.486602] 5f20: 00000000 00000000 c13dc130 493fd494 c206c120 c4638500 c4638500 c4574000 <0>[ 65.495071] 5f40: b6eae000 00000000 00000000 00000004 c4575f94 c4575f60 c059be08 c059b75c <0>[ 65.503539] 5f60: 00000000 00000000 c4575fac 493fd494 00000004 00000004 b6ff5e00 00000004 <0>[ 65.512009] 5f80: c03002e4 c4574000 c4575fa4 c4575f98 c059be98 c059bda0 00000000 c4575fa8 <0>[ 65.520476] 5fa0: c03000c0 c059be8c 00000004 00000004 00000001 b6eae000 00000004 00000000 <0>[ 65.528943] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 <0>[ 65.537411] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000 <0>[ 65.545865] Backtrace: <0>[ 65.548622] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 65.556489] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 65.564800] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 65.573013] r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064 <0>[ 65.581060] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 65.589183] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000 <0>[ 65.597222] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 65.604650] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500 <0>[ 65.612760] r4:c4638500 <0>[ 65.615590] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 65.623018] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004 <0>[ 65.631059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 65.638910] Exception stack(0xc4575fa8 to 0xc4575ff0) <0>[ 65.644252] 5fa0: 00000004 00000004 00000001 b6eae000 00000004 00000000 <0>[ 65.652720] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 <0>[ 65.661183] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 <0>[ 65.666526] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 65.672915] ---[ end trace ea4e67d5a6cc0ba2 ]--- <3>[ 65.677825] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 65.686986] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 717, name: cat <4>[ 65.694922] INFO: lockdep is turned off. <4>[ 65.699124] irq event stamp: 1590 <4>[ 65.702745] hardirqs last enabled at (1589): [] console_unlock+0x4b0/0x6c0 <4>[ 65.710866] hardirqs last disabled at (1590): [] __und_svc+0x60/0x6c <4>[ 65.718380] softirqs last enabled at (1182): [] __do_softirq+0x36c/0x5a0 <4>[ 65.726330] softirqs last disabled at (1173): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 65.734452] CPU: 1 PID: 717 Comm: cat Tainted: G D 5.10.201-cip40 #1 <4>[ 65.742391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 65.749199] Backtrace: <4>[ 65.751957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 65.759818] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8 <4>[ 65.765775] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 65.773391] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 65.781429] r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d16cc r4:c4574000 <4>[ 65.789469] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 65.797585] r6:00000000 r5:00000031 r4:c19d16cc <4>[ 65.802511] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 65.810541] r6:00000001 r5:c4574000 r4:c4765e80 <4>[ 65.815466] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 65.823066] r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c4765e80 <4>[ 65.830068] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 65.837658] r7:c1e1cb0c <4>[ 65.840492] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 65.847919] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 65.855261] r10:00000004 r9:c4574000 r8:c15ebe94 r7:00000000 r6:c4575dc8 r5:c0c57204 <4>[ 65.863370] r4:e7f001f2 <4>[ 65.866199] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 65.874398] Exception stack(0xc4575dc8 to 0xc4575e10) <4>[ 65.879739] 5dc0: c15ebe9c ef7965e0 493fd494 c0c571f0 00000001 c2d6c000 <4>[ 65.888209] 5de0: 00000004 c4575f60 c15ebe94 c1ad5410 00000004 c4575e64 c4575e68 c4575e58 <4>[ 65.896672] 5e00: c0c56c84 c0c57204 a00e0013 ffffffff <4>[ 65.902010] r7:c4575dfc r6:ffffffff r5:a00e0013 r4:c0c57208 <4>[ 65.907964] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 65.915827] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 65.924131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 65.932339] r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064 <4>[ 65.940383] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 65.948504] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000 <4>[ 65.956542] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 65.963969] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500 <4>[ 65.972079] r4:c4638500 <4>[ 65.974907] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 65.982333] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004 <4>[ 65.990371] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 65.998223] Exception stack(0xc4575fa8 to 0xc4575ff0) <4>[ 66.003565] 5fa0: 00000004 00000004 00000001 b6eae000 00000004 00000000 <4>[ 66.012032] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 <4>[ 66.020495] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 # Segmentation fault # [ 65.299345] lkdtm: Performing direct entry BUG # [ 65.304373] ------------[ cut here ]------------ # [ 65.309273] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 65.314784] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 65.320206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 65.349759] CPU: 1 PID: 717 Comm: cat Not tainted 5.10.201-cip40 #1 # [ 65.356309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 65.363135] PC is at lkdtm_BUG+0x14/0x18 # [ 65.367350] LR is at lkdtm_do_action+0x2c/0x4c # [ 65.372078] pc : [] lr : [] psr: a00e0013 # [ 65.378628] sp : c4575e58 ip : c4575e68 fp : c4575e64 # [ 65.384135] r10: 00000004 r9 : c1ad5410 r8 : c15ebe94 # [ 65.389647] r7 : c4575f60 r6 : 00000004 r5 : c2d6c000 r4 : 00000001 # [ 65.396456] r3 : c0c571f0 r2 : 493fd494 r1 : ef7965e0 r0 : c15ebe9c # [ 65.403270] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 65.410689] Control: 10c5387d Table: 15f2004a DAC: 00000051 # [ 65.416722] Process cat (pid: 717, stack limit = 0x7e7596d6) # [ 65.422668] Stack: (0xc4575e58 to 0xc4576000) # [ 65.427313] 5e40: c4575e74 c4575e68 # [ 65.435786] 5e60: c0c56c84 c0c571fc c4575e9c c4575e78 c0c57184 c0c56c64 c0c57064 c4638500 # [ 65.444257] 5e80: b6eae000 00000004 c30200c0 c4575f60 c4575ec4 c4575ea0 c07e13f8 c0c57070 # [ 65.452727] 5ea0: 00000000 c4638500 b6eae000 c2815800 c4575f60 c07e1394 c4575f5c c4575ec8 # [ 65.461198] 5ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c4574000 # [ 65.469666] 5ee0: b6eae000 00020000 00000004 00000004 0001fffc c4575ee0 00000001 b6ead000 # [ 65.478133] 5f00: c6a3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 65.486602] 5f20: 00000000 00000000 c13dc130 493fd494 c206c120 c4638500 c4638500 c4574000 # [ 65.495071] 5f40: b6eae000 00000000 00000000 00000004 c4575f94 c4575f60 c059be08 c059b75c # [ 65.503539] 5f60: 00000000 00000000 c4575fac 493fd494 00000004 00000004 b6ff5e00 00000004 # [ 65.512009] 5f80: c03002e4 c4574000 c4575fa4 c4575f98 c059be98 c059bda0 00000000 c4575fa8 # [ 65.520476] 5fa0: c03000c0 c059be8c 00000004 00000004 00000001 b6eae000 00000004 00000000 # [ 65.528943] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 # [ 65.537411] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000 # [ 65.545865] Backtrace: # [ 65.548622] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 65.556489] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 65.564800] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 65.573013] r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064 # [ 65.581060] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 65.589183] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000 # [ 65.597222] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 65.604650] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500 # [ 65.612760] r4:c4638500 # [ 65.615590] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 65.623018] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004 # [ 65.631059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 65.638910] Exception stack(0xc4575fa8 to 0xc4575ff0) # [ 65.644252] 5fa0: 00000004 00000004 00000001 b6eae000 00000004 00000000 # [ 65.652720] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 # [ 65<6>[ 66.472272] lkdtm: Performing direct entry WARNING .661183] 5fe0: 00000004 beaf67f8 <4>[ 66.479400] ------------[ cut here ]------------ b6f5fd8f b6ee67e6 # [ 65.66652<4>[ 66.487124] WARNING: CPU: 3 PID: 789 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 6] Code: e92dd800 e24cb004 e52de0<4>[ 66.498709] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 04 e8bd4000 (e7f001f2) # [ 65<4>[ 66.530594] CPU: 3 PID: 789 Comm: cat Tainted: G D W 5.10.201-cip40 #1 .672915] ---[ end trace ea4e67d5a<4>[ 66.541316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6cc0ba2 ]--- # [ 65.677825] BU<4>[ 66.550965] Backtrace: G: sleeping function called from <4>[ 66.556548] [] (dump_backtrace) from [] (show_stack+0x20/0x24) invalid context at include/linux/<4>[ 66.567236] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 percpu-rwsem.h:49 # [ 65.68698<4>[ 66.576021] [] (show_stack) from [] (dump_stack+0xe0/0x100) 6] in_atomic(): 0, irqs_disabled(<4>[ 66.586454] [] (dump_stack) from [] (__warn+0x98/0x14c) ): 128, non_block: 0, pid: 717, n<4>[ 66.596532] r9:00000009 r8:c0c57250 r7:00000053 r6:00000009 r5:c0c57250 r4:c1ad5acc ame: cat # [ 65.694922] INFO: <4>[ 66.607398] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) lockdep is turned off. # [ 65.<4>[ 66.618002] r7:00000053 r6:c1ad5acc r5:00000000 r4:c4408000 699124] irq event stamp: 1590 # <4>[ 66.626788] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 65.702745] hardirqs last ena<4>[ 66.637996] r9:c1ad5414 r8:c15ebe94 r7:c4409f60 r6:00000008 r5:c431d000 r4:00000002 bled at (1589): [] cons<4>[ 66.648864] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ole_unlock+0x4b0/0x6c0 # [ 65.<4>[ 66.659904] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 710866] hardirqs last disabled at<4>[ 66.671036] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) (1590): [] __und_svc+0<4>[ 66.682069] r9:c4409f60 r8:c30200c0 r7:00000008 r6:b6dd6000 r5:c410f400 r4:c0c57064 x60/0x6c # [ 65.718380] softir<4>[ 66.692944] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) qs last enabled at (1182): [[ 66.703887] r9:c07e1394 r8:c4409f60 r7:c2815800 r6:b6dd6000 r5:c410f400 r4:00000000 0219c>] __do_softirq+0x36c/0x5a0 <4>[ 66.714754] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 66.725009] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4408000 r5:c410f400 <4>[ 66.733103] r4:c410f400 # [ 65.726330] softirqs last d<4>[ 66.735910] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 66.746164] r9:c4408000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000008 r4:00000008 isabled at (1173): [] _<4>[ 66.754179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 66.764879] Exception stack(0xc4409fa8 to 0xc4409ff0) _irq_exit_rcu+0x178/0x1d0 # [ <4>[ 66.770200] 9fa0: 00000008 00000008 00000001 b6dd6000 00000008 00000000 <4>[ 66.781513] 9fc0: 00000008 00000008 b6f1de00 00000004 00000001 00000000 00020000 be8a3ac4 <4>[ 66.789956] 9fe0: 00000004 be8a37f8 b6e87d8f b6e0e7e6 65.734452] CPU: 1 PID: 717 Comm: <4>[ 66.795341] irq event stamp: 0 cat Tainted: G D 5<4>[ 66.801478] hardirqs last enabled at (0): [<00000000>] 0x0 .10.201-cip40 #1 # [ 65.742391<4>[ 66.810222] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac ] Hardware name: Freescale i.MX6 <4>[ 66.820841] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac Quad/DualLite (Device Tree) # [ <4>[ 66.831474] softirqs last disabled at (0): [<00000000>] 0x0 65.749199] Backtrace: # [ 6<4>[ 66.840174] ---[ end trace ea4e67d5a6cc0ba3 ]--- 5.751957] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 65.759818] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8 # [ 65.765775] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 65.773391] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 65.781429] r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d16cc r4:c4574000 # [ 65.789469] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 65.797585] r6:00000000 r5:00000031 r4:c19d16cc # [ 65.802511] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 65.810541] r6:00000001 r5:c4574000 r4:c4765e80 # [ 65.815466] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 65.823066] r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c4765e80 # [ 65.830068] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 65.837658] r7:c1e1cb0c # [ 65.840492] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 65.847919] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 65.855261] r10:00000004 r9:c4574000 r8:c15ebe94 r7:00000000 r6:c4575dc8 r5:c0c57204 # [ 65.863370] r4:e7f001f2 # [ 65.866199] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 65.874398] Exception stack(0xc4575dc8 to 0xc4575e10) # [ 65.879739] 5dc0: c15ebe9c ef7965e0 493fd494 c0c571f0 00000001 c2d6c000 # [ 65.888209] 5de0: 00000004 c4575f60 c15ebe94 c1ad5410 00000004 c4575e64 c4575e68 c4575e58 # [ 65.896672] 5e00: c0c56c84 c0c57204 a00e0013 ffffffff # [ 65.902010] r7:c4575dfc r6:ffffffff r5:a00e0013 r4:c0c57208 # [ 65.907964] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 65.915827] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 65.924131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 65.932339] r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064 # [ 65.940383] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 65.948504] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000 # [ 65.956542] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 65.963969] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500 # [ 65.972079] r4:c4638500 # [ 65.974907] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 65.982333] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004 # [ 65.990371] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 65.998223] Exception stack(0xc4575fa8 to 0xc4575ff0) # [ 66.003565] 5fa0: 00000004 00000004 00000001 b6eae000 00000004 00000000 # [ 66.012032] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4 # [ 66.020495] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 66.472272] lkdtm: Performing direct entry WARNING # [ 66.479400] ------------[ cut here ]------------ # [ 66.487124] WARNING: CPU: 3 PID: 789 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 66.498709] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 66.530594] CPU: 3 PID: 789 Comm: cat Tainted: G D W 5.10.201-cip40 #1<6>[ 67.177707] lkdtm: Performing direct entry WARNING_MESSAGE # [ 66.541316] Hardware name:<4>[ 67.184838] ------------[ cut here ]------------ Freescale i.MX6 Quad/DualLite (D<4>[ 67.192686] WARNING: CPU: 1 PID: 825 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 evice Tree) # [ 66.550965] Bac<4>[ 67.204932] Warning message trigger count: 2 ktrace: # [ 66.556548] [[ 67.212270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 8f40>] (dump_backtrace) from [[ 67.244248] CPU: 1 PID: 825 Comm: cat Tainted: G D W 5.10.201-cip40 #1 3b9300>] (show_stack+0x20/0x24) <4>[ 67.254975] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 66.567236] r7:ffffffff r6:<4>[ 67.264628] Backtrace: 600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 67.270210] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 66.576021] [] (s<4>[ 67.280900] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 how_stack) from [] (dum<4>[ 67.289686] [] (show_stack) from [] (dump_stack+0xe0/0x100) p_stack+0xe0/0x100) # [ 66.586<4>[ 67.300122] [] (dump_stack) from [] (__warn+0x98/0x14c) 454] [] (dump_stack) fr<4>[ 67.310199] r9:00000009 r8:c0c572a0 r7:00000058 r6:00000009 r5:c0c572a0 r4:c1ad5acc om [] (__warn+0x98/0x14<4>[ 67.321067] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) c) # [ 66.596532] r9:00000009<4>[ 67.331669] r7:00000058 r6:c1ad5acc r5:c1ad5ae8 r4:c4630000 r8:c0c57250 r7:00000053 r6:00000<4>[ 67.340460] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 009 r5:c0c57250 r4:c1ad5acc # [ <4>[ 67.352364] r9:c1ad541c r8:c15ebe94 r7:c4631f60 r6:00000010 r5:c4694000 r4:00000003 66.607398] [] (__warn<4>[ 67.363232] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) ) from [] (warn_slowpat<4>[ 67.374968] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) h_fmt+0x8c/0xa8) # [ 66.618002<4>[ 67.386101] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ] r7:00000053 r6:c1ad5acc r5:000<4>[ 67.397132] r9:c4631f60 r8:c30200c0 r7:00000010 r6:b6e05000 r5:c46ea3c0 r4:c0c57064 00000 r4:c4408000 # [ 66.62678<4>[ 67.408010] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 8] [] (warn_slowpath_fm<4>[ 67.418953] r9:c07e1394 r8:c4631f60 r7:c2815800 r6:b6e05000 r5:c46ea3c0 r4:00000000 t) from [] (lkdtm_WARNI<4>[ 67.429822] [] (vfs_write) from [] (ksys_write+0x74/0xec) NG+0x48/0x4c) # [ 66.637996] <4>[ 67.440078] r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c4630000 r5:c46ea3c0 r9:c1ad5414 r8:c15ebe94 r7:c4409f<4>[ 67.451025] r4:c46ea3c0 60 r6:00000008 r5:c431d000 r4:000<4>[ 67.456690] [] (ksys_write) from [] (sys_write+0x18/0x1c) 00002 # [ 66.648864] [[ 67.466947] r9:c4630000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000010 r4:00000010 8>] (lkdtm_WARNING) from [[ 67.477819] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 84>] (lkdtm_do_action+0x2c/0x4c) <4>[ 67.488503] Exception stack(0xc4631fa8 to 0xc4631ff0) # [ 66.659904] [] (l<4>[ 67.496683] 1fa0: 00000010 00000010 00000001 b6e05000 00000010 00000000 kdtm_do_action) from []<4>[ 67.507983] 1fc0: 00000010 00000010 b6f4ce00 00000004 00000001 00000000 00020000 bec78ac4 (direct_entry+0x120/0x18c) # [ <4>[ 67.519281] 1fe0: 00000004 bec787f8 b6eb6d8f b6e3d7e6 66.671036] [] (direct<4>[ 67.527526] irq event stamp: 0 _entry) from [] (full_p<4>[ 67.533645] hardirqs last enabled at (0): [<00000000>] 0x0 roxy_write+0x64/0x94) # [ 66.6<4>[ 67.542403] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac 82069] r9:c4409f60 r8:c30200c0 r<4>[ 67.553019] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac 7:00000008 r6:b6dd6000 r5:c410f40<4>[ 67.563609] softirqs last disabled at (0): [<00000000>] 0x0 0 r4:c0c57064 # [ 66.692944] [<4>[ 67.572294] ---[ end trace ea4e67d5a6cc0ba4 ]--- ] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 66.703887] r9:c07e1394 r8:c4409f60 r7:c2815800 r6:b6dd6000 r5:c410f400 r4:00000000 # [ 66.714754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 66.725009] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4408000 r5:c410f400 # [ 66.733103] r4:c410f400 # [ 66.735910] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 66.746164] r9:c4408000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000008 r4:00000008 # [ 66.754179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 66.764879] Exception stack(0xc4409fa8 to 0xc4409ff0) # [ 66.770200] 9fa0: 00000008 00000008 00000001 b6dd6000 00000008 00000000 # [ 66.781513] 9fc0: 00000008 00000008 b6f1de00 00000004 00000001 00000000 00020000 be8a3ac4 # [ 66.789956] 9fe0: 00000004 be8a37f8 b6e87d8f b6e0e7e6 # [ 66.795341] irq event stamp: 0 # [ 66.801478] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 66.810222] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 66.820841] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 66.831474] softirqs last disabled at (0): [<00000000>] 0x0 # [ 66.840174] ---[ end trace ea4e67d5a6cc0ba3 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 67.177707] lkdtm: Performing direct entry WARNING_MESSAGE # [ 67.184838] ------------[ cut here ]------------ # [ 67.192686] WARNING: CPU: 1 PID: 825 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 67.204932] Warning message trigger count: 2 # [ 67.212270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 67.244248] CPU: 1 PID: 825 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 67.254975] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.264628] Backtrace: # [ 67.270210] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 67.280900] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 67.289686] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 67.300122] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 67.310199] r9:00000009 r8:c0c572a0 r7:00000058 r6:00000009 r5:c0c572a0 r4:c1ad5acc # [ 67.321067] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 67.331669] r7:00000058 r6:c1ad5acc r5:c1ad5ae8 r4:c4630000 # [ 67.340460] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 67.352364] r9:c1ad541c r8:c15ebe94 r7:c4631f60 r6:00000010 r5:c4694000 r4:00000003 # [ 67.363232] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.374968] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.386101] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.397132] r9:c4631f60 r8:c30200c0 r7:00000010 r6:b6e05000 r5:c46ea3c0 r4:c0c57064 # [ 67.408010] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 67.418953] r9:c07e1394 r8:c4631f60 r7:c2815800 r6:b6e05000 r5:c46ea3c0 r4:00000000 # [ 67.<6>[ 67.889697] lkdtm: Performing direct entry EXCEPTION 429822] [] (vfs_write) <1>[ 67.897854] 8<--- cut here --- from [] (ksys_write+0x7<1>[ 67.903752] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4/0xec) # [ 67.440078] r10:00<1>[ 67.915030] pgd = 2f86e1ad 000004 r9:00000000 r8:00000000 r7<1>[ 67.920897] [00000000] *pgd=00000000 :b6e05000 r6:c4630000 r5:c46ea3c0<0>[ 67.927755] Internal error: Oops: 805 [#2] SMP ARM # [ 67.451025] r4:c46ea3c0 <4>[ 67.935432] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 67.456690] [b[d 9 467.967396] CPU: 2 PID: 858 Comm: cat Tainted: G D W 5.10.201-cip40 #1 >] (ksys_wri)[ f r o6m7 .9[7561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (sys_write+0x1<84/>0[ 67.986180] PC is at lkdtm_EXCEPTION+0x18/0x20 1c) # [ 67.<446>6[9 4 7 ]6 7 .993395] LR is at lkdtm_do_action+0x2c/0x4c 9:c4630000 r8<:4c>0[3 0 0 26e84. 000093] pc : [] lr : [] psr: a00e0013 r7:00000004< 4r>6[: b 6 f684.c0e08615] sp : c6b2de58 ip : c6b2de68 fp : c6b2de64 0 r5:00<040>0[0 1 0 6r84.:00105022] r10: 0000000a r9 : c1ad542c r8 : c15ebe94 00010 # [< 4 > [6 7 . 46787.80123058] r7 : c6b2df60 r6 : 0000000a r5 : c43bb000 r4 : 00000004 ] [>][ ( s y68s._0w31666] r3 : 00000000 r2 : 58df4f55 r1 : ef7ab5e0 r0 : c15ebeb4 ite) from [0[0 0 c 06>8]. 40277] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (ret_fast_sc[a l l +608x.00/9579] Control: 10c5387d Table: 15fdc04a DAC: 00000051 0x28) # [ 67.48<805>0[3 ] E68.057410] Process cat (pid: 858, stack limit = 0x6d36cba5) ception stack(<00x>c[4 6 3 168f.a65494] Stack: (0xc6b2de58 to 0xc6b2e000) 8 to 0xc4631f)[ # 6[8 . 72020] de40: c6b2de74 c6b2de68 67.496683] 1fa0<:0 > [ 6 8.082367] de60: c0c56c84 c0c572b4 c6b2de9c c6b2de78 c0c57184 c0c56c64 c0c57064 c69b57c0 000<00>0[0 1 0 6080.092884] de80: b6e50000 0000000a c30200c0 c6b2df60 c6b2dec4 c6b2dea0 c07e13f8 c0c57070 00010 00000001 b65[0 0 0 6 8.103230] dea0: 00000000 c69b57c0 b6e50000 c2815800 c6b2df60 c07e1394 c6b2df5c c6b2dec8 0000010 00000000 <#0 >[[ 668.113750] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6b2c000 .507983] 1fc0: 00<000>0[0 1 0 60.124353] dee0: b6e50000 00020000 00000004 0000000a 0001fff6 c6b2dee0 00000001 b6e4f000 0000010 b6f4ce0<00 >0[0 0 0 06080134870] df00: c5e93900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 4 00000001 00000<000>0[ 0 06082145302] df20: 00000000 00000000 c13dc130 58df4f55 c206c120 c69b57c0 c69b57c0 c6b2c000 0000 bec78ac4 <#0 >[[ 6678.155733] df40: b6e50000 00000000 00000000 00000004 c6b2df94 c6b2df60 c059be08 c059b75c 519281] 1fe0: 00<000>0[0 0 4 6b8.166165] df60: 00000000 00000000 c6b2dfac 58df4f55 0000000a 0000000a b6f97e00 00000004 c787f8 b6eb6d8f b<60e>3[d 7 e 66 .176683] df80: c03002e4 c6b2c000 c6b2dfa4 c6b2df98 c059be98 c059bda0 00000000 c6b2dfa8 # [ 67.5275<206>][ i r6q8 .e87200] dfa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e50000 0000000a 00000000 vent stamp: 0 #< 0[> [ 6 76.8.197547] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4 33645] hardirqs s[t e6n8.208064] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000 bled at (0): [<00<000>0[0 0 0 >6].218576] Backtrace: 0x0 # [ 67.542403] harr[ 68.223374] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) s last disabled at (0): [<3[ 68.234240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 38f4>] copy_process+0x5f8/<00x>1[ 68.245020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ac # [ 67.5530<109>][ s o f6t.255706] r9:c6b2df60 r8:c30200c0 r7:0000000a r6:b6e50000 r5:c69b57c0 r4:c0c57064 irqs last enabled at (0): [<] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 3538f4>] copy_procs[+ 0 x 568.276480] r9:c07e1394 r8:c6b2df60 r7:c2815800 r6:b6e50000 r5:c69b57c0 r4:00000000 8/0x1dac # [ 6<70.>5[6 3 6 069.286652] [] (vfs_write) from [] (ksys_write+0x74/0xec) ] softirqs last da[b l e d6 .296127] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6b2c000 r5:c69b57c0 at (0): [<<00>0[0 0 0 06080.>3]0 292] r4:c69b57c0 0x0 # [ 67.572294<]0 >-[- - [ 68.310828] [] (ksys_write) from [] (sys_write+0x18/0x1c) end trace ea4e6<70d>5[a 6 c c608b320474] r9:c6b2c000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a a4 ]--- # WARNING_MESSE[: 68.330475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) saw 'messe[ t r i6g8g.e3r4'638] Exception stack(0xc6b2dfa8 to 0xc6b2dff0) : ok ok 4 selftt[s : l6k8.347689] dfa0: 0000000a 0000000a 00000001 b6e50000 0000000a 00000000 tm: WARNING_MESSA.[s h 6#.358208] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4 selftests: lkm[: E X6C8E.368724] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 TION.sh <0>[ 68.376033] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 68.383230] ---[ end trace ea4e67d5a6cc0ba5 ]--- # Segmentation fault # [ 67.889697] lkdtm: Performing direct entry EXCEPTION # [ 67.897854] 8<--- cut here --- # [ 67.903752] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 67.915030] pgd = 2f86e1ad # [ 67.920897] [00000000] *pgd=00000000 # [ 67.927755] Internal error: Oops: 805 [#2] SMP ARM # [ 67.935432] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 67.967396] CPU: 2 PID: 858 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 67.977561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.986180] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 67.993395] LR is at lkdtm_do_action+0x2c/0x4c # [ 68.000093] pc : [] lr : [] psr: a00e0013 # [ 68.008615] sp : c6b2de58 ip : c6b2de68 fp : c6b2de64 # [ 68.015922] r10: 0000000a r9 : c1ad542c r8 : c15ebe94 # [ 68.023058] r7 : c6b2df60 r6 : 0000000a r5 : c43bb000 r4 : 00000004 # [ 68.031666] r3 : 00000000 r2 : 58df4f55 r1 : ef7ab5e0 r0 : c15ebeb4 # [ 68.040277] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 68.049579] Control: 10c5387d Table: 15fdc04a DAC: 00000051 # [ 68.057410] Process cat (pid: 858, stack limit = 0x6d36cba5) # [ 68.065494] Stack: (0xc6b2de58 to 0xc6b2e000) # [ 68.072020] de40: c6b2de74 c6b2de68 # [ 68.082367] de60: c0c56c84 c0c572b4 c6b2de9c c6b2de78 c0c57184 c0c56c64 c0c57064 c69b57c0 # [ 68.092884] de80: b6e50000 0000000a c30200c0 c6b2df60 c6b2dec4 c6b2dea0 c07e13f8 c0c57070 # [ 68.103230] dea0: 00000000 c69b57c0 b6e50000 c2815800 c6b2df60 c07e1394 c6b2df5c c6b2dec8 # [ 68.113750] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6b2c000 # [ 68.124353] dee0: b6e50000 00020000 00000004 0000000a 0001fff6 c6b2dee0 00000001 b6e4f000 # [ 68.134870] df00: c5e93900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 68.145302] df20: 00000000 00000000 c13dc130 58df4f55 c206c120 c69b57c0 c69b57c0 c6b2c000 # [ 68.155733] df40: b6e50000 00000000 00000000 00000004 c6b2df94 c6b2df60 c059be08 c059b75c # [ 68.166165] df60: 00000000 00000000 c6b2dfac 58df4f55 0000000a 0000000a b6f97e00 00000004 # [ 68.176683] df80: c03002e4 c6b2c000 c6b2dfa4 c6b2df98 c059be98 c059bda0 00000000 c6b2dfa8 # [ 68.187200] dfa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e50000 0000000a 00000000 # [ 68.197547] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4 # [ 68.208064] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000 # [ 68.218576] Backtrace: # [ 68.223374] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 68.234240] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 68.245020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 68.255706] r9:c6b2df60 r8:c30200c0 r7:0000000a r6:b6e50000 r5:c69b57c0 r4:c0c57064 # [ 68.265796] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 68.276480] r9:c07e1394 r8:c6b2df60 r7:c2815800 r6:b6e50000 r5:c69b57c0 r4:00000000 # [ 68.286652] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 68.296127] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6b2c000 r5:c69b57c0 # [ 68.306292] r4:c69b57c0 # [ 68.310828] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 68.320474] r9:c6b2c000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a # [ 68.330475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 68.340638] Exception stack(0xc6b2dfa8 to 0xc6b2dff0) # [ 68.347689] dfa0: 0000000a 0000000a 00000001 b6e50000 0000000a 00000000 # [ 68.358208] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4 # [ 68.368724] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 # [ 68.376033] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 68.383230] ---[ end trace ea4e67d5a6cc0ba5 ]--- # 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 <6>[ 69.532038] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 69.537940] lkdtm: attempting good list addition <6>[ 69.542832] lkdtm: attempting corrupted list addition <3>[ 69.548331] lkdtm: list_add() corruption not detected! <4>[ 69.611649] panel-simple panel-lvds0: supply power not found, using dummy regulator # [ 69.532038] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 69.537940] lkdtm: attempting good list addition # [ 69.542832] lkdtm: attempting corrupted list addition # [ 69.548331] lkdtm: list_add() cor<4>[ 69.637126] panel-simple panel-lcd: supply power not found, using dummy regulator ruption not detected! <4>[ 69.647166] panel-simple panel-lcd: Specify missing connector_type # CORRUPT_LIST_ADD: missing 'list_add corruption<6>[ 69.667403] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) ': [FAIL] <6>[ 69.677559] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 69.686900] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 69.695497] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 69.706625] platform panel-lvds0: deferred probe pending not ok 10 selftests: lkdtm: CORRU<6>[ 69.712246] platform backlight-lcd: deferred probe pending PT_LIST_ADD.sh # exit=1<6>[ 69.720915] platform backlight-lvds: deferred probe pending <6>[ 69.728736] platform panel-lcd: deferred probe pending <6>[ 69.734308] platform 120000.hdmi: deferred probe pending # selftests: lkdtm: CORRUPT_LIST_DEL.sh <6>[ 69.946690] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 69.952544] lkdtm: attempting good list removal <6>[ 69.957575] lkdtm: attempting corrupted list removal <3>[ 69.962847] lkdtm: list_del() corruption not detected! # [ 69.946690] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 69.952544] lkdtm: attempting good list removal # [ 69.957575] lkdtm: attempting corrupted list removal # [ 69.962847] 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 <6>[ 70.282736] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 70.289482] lkdtm: attempting bad read from page below current stack <3>[ 70.296141] lkdtm: FAIL: accessed page before stack! (byte: e7) # [ 70.282736] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 70.289482] lkdtm: attempting bad read from page below current stack # [ 70.296141] lkdtm: FAIL: accessed page before stack! (byte: e7) # 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 <6>[ 70.626898] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 70.633532] lkdtm: attempting bad read from page above current stack <3>[ 70.640337] lkdtm: FAIL: accessed page after stack! (byte: 40) # [ 70.626898] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 70.633532] lkdtm: attempting bad read from page above current stack # [ 70.640337] lkdtm: FAIL: accessed page after stack! (byte: 40) # 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 <6>[ 70.983391] lkdtm: Performing direct entry UNSET_SMEP <3>[ 70.988833] lkdtm: XFAIL: this test is x86_64-only # [ 70.983391] lkdtm: Performing direct entry UNSET_SMEP # [ 70.988833] 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 <6>[ 71.304876] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 71.310443] lkdtm: XFAIL: this test is ia32-only # [ 71.304876] lkdtm: Performing direct entry DOUBLE_FAULT # [ 71.310443] 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 <6>[ 71.638826] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 71.644245] lkdtm: XFAIL: this test is arm64-only # [ 71.638826] lkdtm: Performing direct entry CORRUPT_PAC # [ 71.644245] 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 <6>[ 71.968995] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 71.975716] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 71.968995] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 71.975716] 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 <6>[ 72.694551] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 72.700434] lkdtm: Value in memory before free: 12345678 <6>[ 72.706019] lkdtm: Attempting bad read from freed memory <6>[ 72.711670] lkdtm: Memory was not poisoned # [ 72.694551] lkdtm: Performing direct entry READ_AFTER_FREE # [ 72.700434] lkdtm: Value in memory before free: 12345678 # [ 72.706019] lkdtm: Attempting bad read from freed memory # [ 72.711670] 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 <6>[ 73.221528] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 73.227936] lkdtm: Value in memory before free: 12345678 <6>[ 73.233522] lkdtm: Attempting to read from freed memory <6>[ 73.239057] lkdtm: Buddy page was not poisoned # [ 73.221528] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 73.227936] lkdtm: Value in memory before free: 12345678 # [ 73.233522] lkdtm: Attempting to read from freed memory # [ 73.239057] 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 <6>[ 73.555258] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 73.561360] lkdtm: Attempting double slab free ... # [ 73.555258] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 73.561360] 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 <6>[ 73.876967] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 73.882746] lkdtm: Attempting cross-cache slab free ... # [ 73.876967] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 73.882746] 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 <6>[ 74.215397] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 74.221247] lkdtm: Attempting non-Slab slab free ... # [ 74.215397] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 74.221247] 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 <6>[ 75.291022] lkdtm: Performing direct entry EXEC_DATA <6>[ 75.296349] lkdtm: attempting ok execution at c0c579f4 <6>[ 75.301796] lkdtm: attempting bad execution at c27069b4 <1>[ 75.307395] 8<--- cut here --- <1>[ 75.310724] Unable to handle kernel paging request at virtual address c27069b4 <1>[ 75.318228] pgd = 18346a0b <1>[ 75.321220] [c27069b4] *pgd=1261141e(bad) <0>[ 75.325546] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 75.331059] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 75.360611] CPU: 2 PID: 1734 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 75.368641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 75.375472] PC is at data_area+0x0/0x40 <4>[ 75.379608] LR is at execute_location+0xa4/0xb4 <4>[ 75.384426] pc : [] lr : [] psr: 600e0013 <4>[ 75.390976] sp : c42b7e38 ip : c42b7d40 fp : c42b7e54 <4>[ 75.396484] r10: 0000000a r9 : c1ad5610 r8 : c15ebe94 <4>[ 75.401994] r7 : c42b7f60 r6 : 00000001 r5 : c27069b4 r4 : c0c579f4 <4>[ 75.408804] r3 : c5a61497 r2 : c5a61497 r1 : ef7ab5e0 r0 : 0000002b <4>[ 75.415618] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 75.423041] Control: 10c5387d Table: 15e8004a DAC: 00000051 <0>[ 75.429072] Process cat (pid: 1734, stack limit = 0xefa997bd) <0>[ 75.435105] Stack: (0xc42b7e38 to 0xc42b8000) <0>[ 75.439749] 7e20: 0000001f c6afc000 <0>[ 75.448219] 7e40: 0000000a c42b7f60 c42b7e64 c42b7e58 c13c6d7c c13c6b78 c42b7e74 c42b7e68 <0>[ 75.456687] 7e60: c0c56c84 c13c6d64 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c5f0b180 <0>[ 75.465156] 7e80: b6e3c000 0000000a c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070 <0>[ 75.473624] 7ea0: 00000000 c5f0b180 b6e3c000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8 <0>[ 75.482094] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000 <0>[ 75.490564] 7ee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c42b7ee0 00000001 b6e3b000 <0>[ 75.499032] 7f00: c41823c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 75.507500] 7f20: 00000000 00000000 c13dc130 c5a61497 c206c120 c5f0b180 c5f0b180 c42b6000 <0>[ 75.515967] 7f40: b6e3c000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c <0>[ 75.524435] 7f60: 00000000 00000000 c42b7fac c5a61497 0000000a 0000000a b6f83e00 00000004 <0>[ 75.532904] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8 <0>[ 75.541371] 7fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 <0>[ 75.549841] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4 <0>[ 75.558308] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6 800e0030 00000001 00000000 00000000 <0>[ 75.566762] Backtrace: <0>[ 75.569527] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 75.577997] r7:c42b7f60 r6:0000000a r5:c6afc000 r4:0000001f <0>[ 75.583958] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 75.592344] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 75.600653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 75.608865] r9:c42b7f60 r8:c30200c0 r7:0000000a r6:b6e3c000 r5:c5f0b180 r4:c0c57064 <0>[ 75.616917] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 75.625041] r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e3c000 r5:c5f0b180 r4:00000000 <0>[ 75.633080] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 75.640510] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c42b6000 r5:c5f0b180 <0>[ 75.648620] r4:c5f0b180 <0>[ 75.651450] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 75.658879] r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:0000000a r4:0000000a <0>[ 75.666921] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 75.674774] Exception stack(0xc42b7fa8 to 0xc42b7ff0) <0>[ 75.680118] 7fa0: 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 <0>[ 75.688588] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4 <0>[ 75.697051] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6 <0>[ 75.702395] Code: 00000000 c5811300 c58113c0 c5811480 (e1a0c00d) <4>[ 75.708782] ---[ end trace ea4e67d5a6cc0ba6 ]--- # Segmentation fault # [ 75.291022] lkdtm: Performing direct entry EXEC_DATA # [ 75.296349] lkdtm: attempting ok execution at c0c579f4 # [ 75.301796] lkdtm: attempting bad execution at c27069b4 # [ 75.307395] 8<--- cut here --- # [ 75.310724] Unable to handle kernel paging request at virtual address c27069b4 # [ 75.318228] pgd = 18346a0b # [ 75.321220] [c27069b4] *pgd=1261141e(bad) # [ 75.325546] Internal error: Oops: 8000000d [#3] SMP ARM # [ 75.331059] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 75.360611] CPU: 2 PID: 1734 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 75.368641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 75.375472] PC is at data_area+0x0/0x40 # [ 75.379608] LR is at execute_location+0xa4/0xb4 # [ 75.384426] pc : [] lr : [] psr: 600e0013 # [ 75.390976] sp : c42b7e38 ip : c42b7d40 fp : c42b7e54 # [ 75.396484] r10: 0000000a r9 : c1ad5610 r8 : c15ebe94 # [ 75.401994] r7 : c42b7f60 r6 : 00000001 r5 : c27069b4 r4 : c0c579f4 # [ 75.408804] r3 : c5a61497 r2 : c5a61497 r1 : ef7ab5e0 r0 : 0000002b # [ 75.415618] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 75.423041] Control: 10c5387d Table: 15e8004a DAC: 00000051 # [ 75.429072] Process cat (pid: 1734, stack limit = 0xefa997bd) # [ 75.435105] Stack: (0xc42b7e38 to 0xc42b8000) # [ 75.439749] 7e20: 0000001f c6afc000 # [ 75.448219] 7e40: 0000000a c42b7f60 c42b7e64 c42b7e58 c13c6d7c c13c6b78 c42b7e74 c42b7e68 # [ 75.456687] 7e60: c0c56c84 c13c6d64 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c5f0b180 # [ 75.465156] 7e80: b6e3c000 0000000a c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070 # [ 75.473624] 7ea0: 00000000 c5f0b180 b6e3c000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8 # [ 75.482094] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000 # [ 75.490564] 7ee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c42b7ee0 00000001 b6e3b000 # [ 75.499032] 7f00: c41823c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 75.507500] 7f20: 00000000 00000000 c13dc130 c5a61497 c206c120 c5f0b180 c5f0b180 c42b6000 # [ 75.515967] 7f40: b6e3c000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c # [ 75.524435] 7f60: 00000000 00000000 c42b7fac c5a61497 0000000a 0000000a b6f83e00 00000004 # [ 75.532904] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8 # [ 75.541371] 7fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 # [ 75.549841] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4 # [ 75.558308] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6 800e0030 00000001 00000000 00000000 # [ 75.566762] Backtrace: # [ 75.569527] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 75.577997] r7:c42b7f60 r6:0000000a r5:c6afc000 r4:0000001f # [ 75.583958] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.592344] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.600653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.608865] r9:c42b7f60 r8:c30200c0 r7:0000000a r6:b6e3c000 r5:c5f0b180 r4:c0c57064 # [ 75.616917] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 75.625041] r9:c07e1394 r8:c42b7f60 <6>[ 76.139218] lkdtm: Performing direct entry EXEC_STACK r7:c2815800 r6:b6e3c000< 6r>5[: c 76.146052] lkdtm: attempting ok execution at c0c579f4 5f0b180 r4:00000000 # [ 75.633<6>[ 76.153871] lkdtm: attempting bad execution at c43e3e0c 080] [] (vfs_write) fro<1>[ 76.162261] 8<--- cut here --- m [>[] ( k7s6y.s1_68332] Unable to handle kernel paging request at virtual address c43e3e0c rite+0x74/0xec) # <[1 > [ 7 5 .6.177643] pgd = a58ddced 640510] r10:00000004 r9<:10>0[0 76.182778] [c43e3e0c] *pgd=1421141e(bad) 0000 r8:00000000 r7<:0b>6[e 3 c 06.189485] Internal error: Oops: 8000000d [#4] SMP ARM 00 r6:c42b6000 r5:c5f0b180 # [ <4>[ 76.197137] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 75.648620] r4:c5f0b1<840> [ # 76.229102] CPU: 2 PID: 1811 Comm: cat Tainted: G D W 5.10.201-cip40 #1 [ 75.65145<04]> [[ < c7065.92b9439] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) d94>] (ksys_write)< 4f>r[o m [76.248053] PC is at 0xc43e3e0c c059be98>] (sys_write+0x18/<04x>1 76.253627] LR is at execute_location+0xa4/0xb4 c) # [ 75<.46>5[8 8 7 97]6 . 260925] pc : [] lr : [] psr: 600e0013 9:c42b6000< 4r>[8 : c 07360.0226e358] sp : c43e3de8 ip : c43e3cf0 fp : c43e3e04 4 r7:0000000<44 >r[6 : b 67f68.3276578] r10: 0000000b r9 : c1ad561c r8 : c15ebe94 00 r5:0000000a< 4r>4[: 0 0 07060.283972] r7 : c43e3f60 r6 : 00000001 r5 : c43e3e0c r4 : c0c579f4 0a # [ 75<.46>6[6 9 2 17]6 .[292754] r3 : 24de0eae r2 : 24de0eae r1 : ef7ab5e0 r0 : 0000002b c059be80>] (syw[ r i t7e6). 01450] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none from [>[] ( r7e6t._10751] Control: 10c5387d Table: 15e7004a DAC: 00000051 fast_syscall<+00>x[0 / 0 x7268.)318665] Process cat (pid: 1811, stack limit = 0x037b9c7b) # [ 75.6<70>4[7 7 4 ]7 6E.x3c26578] Stack: (0xc43e3de8 to 0xc43e4000) ption stack(0xc42b78[ t o76.333022] 3de0: c43e2000 c43b6000 0000000b c43e3f60 c43e3e64 c43e3e08 0xc42b7ff0) # [ < 0 >7[5 . 6 870.343626] 3e00: c13c6db8 c13c6b78 c43e3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 118] 7fa0: < 0 > [ 7 6.354142] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8 0000000a 00000<000>a[ 0 0 076.364661] 3e40: e3a02040 e3a01d33 e5930018 24de0eae 0000000b 00000020 c43e3e74 c43e3e68 0001 b6e3c000 0<000>0[0 0 0 a7 60375264] 3e60: c0c56c84 c13c6d8c c43e3e9c c43e3e78 c0c57184 c0c56c64 c0c57064 c69848c0 0000000 # [ 75<.06>8[8 5 8 87].385696] 3e80: b6dc8000 0000000b c30200c0 c43e3f60 c43e3ec4 c43e3ea0 c07e13f8 c0c57070 7fc0: 0000000a <000>0[0 0 0 07a6.396214] 3ea0: 00000000 c69848c0 b6dc8000 c2815800 c43e3f60 c07e1394 c43e3f5c c43e3ec8 b6f83e00 00000004< 00>0[0 0 0 070.406732] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c43e2000 1 00000000 000<200>0[0 0 b7e69.417249] 3ee0: b6dc8000 00020000 00000004 0000000b 0001fff5 c43e3ee0 00000001 b6dc7000 aac4 # [ 75.<609>7[0 5 1 ]7 67427681] 3f00: c42532c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 fe0: 00000004 be92a<70f>8[ b 6 e6.438113] 3f20: 00000000 00000000 c13dc130 24de0eae c206c120 c69848c0 c69848c0 c43e2000 edd8f b6e747e6 #< 0[> [ 7 57..448717] 3f40: b6dc8000 00000000 00000000 00000004 c43e3f94 c43e3f60 c059be08 c059b75c 702395] Code: 0<000>0[0 0 0 07 6c459234] 3f60: 00000000 00000000 c43e3fac 24de0eae 0000000b 0000000b b6f0fe00 00000004 5811300 c58113c0 c<508>1[1 4 8 076.469666] 3f80: c03002e4 c43e2000 c43e3fa4 c43e3f98 c059be98 c059bda0 00000000 c43e3fa8 (e1a0c00d) # [< 0 > [7 5 . 7706.480270] 3fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dc8000 0000000b 00000000 782] ---[ end tra [e a 4 e76.490789] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4 7d5a6cc0ba6 ]---< 0 >#[ E X E7C6.501306] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000 DATA: missing 'calt[r a c e76.511818] Backtrace: ': [FAIL] not ok 30 selfs[t 76.516702] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) s: lkdtm: EXEC_DATs[h # 76.527651] r7:c43e3f60 r6:0000000b r5:c43b6000 r4:c43e2000 xit=1 # selftests: lkdtm: E 76.535743] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) C_STACK.sh< 0 >[ 76.546684] r4:00000020 <0>[ 76.550524] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 76.558804] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 76.566989] r9:c43e3f60 r8:c30200c0 r7:0000000b r6:b6dc8000 r5:c69848c0 r4:c0c57064 <0>[ 76.575012] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 76.583112] r9:c07e1394 r8:c43e3f60 r7:c2815800 r6:b6dc8000 r5:c69848c0 r4:00000000 <0>[ 76.591124] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 76.598528] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c43e2000 r5:c69848c0 <0>[ 76.606621] r4:c69848c0 <0>[ 76.609427] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 76.616830] r9:c43e2000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:0000000b r4:0000000b <0>[ 76.624846] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 76.632682] Exception stack(0xc43e3fa8 to 0xc43e3ff0) <0>[ 76.638001] 3fa0: 0000000b 0000000b 00000001 b6dc8000 0000000b 00000000 <0>[ 76.646449] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4 <0>[ 76.654895] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6 <0>[ 76.660216] Code: c43e3e08 c13c6db8 c13c6b78 c43e3e6c (e1a0c00d) <4>[ 76.666581] ---[ end trace ea4e67d5a6cc0ba7 ]--- # Segmentation fault # [ 76.139218] lkdtm: Performing direct entry EXEC_STACK # [ 76.146052] lkdtm: attempting ok execution at c0c579f4 # [ 76.153871] lkdtm: attempting bad execution at c43e3e0c # [ 76.162261] 8<--- cut here --- # [ 76.168332] Unable to handle kernel paging request at virtual address c43e3e0c # [ 76.177643] pgd = a58ddced # [ 76.182778] [c43e3e0c] *pgd=1421141e(bad) # [ 76.189485] Internal error: Oops: 8000000d [#4] SMP ARM # [ 76.197137] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 76.229102] CPU: 2 PID: 1811 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 76.239439] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.248053] PC is at 0xc43e3e0c # [ 76.253627] LR is at execute_location+0xa4/0xb4 # [ 76.260925] pc : [] lr : [] psr: 600e0013 # [ 76.269358] sp : c43e3de8 ip : c43e3cf0 fp : c43e3e04 # [ 76.276578] r10: 0000000b r9 : c1ad561c r8 : c15ebe94 # [ 76.283972] r7 : c43e3f60 r6 : 00000001 r5 : c43e3e0c r4 : c0c579f4 # [ 76.292754] r3 : 24de0eae r2 : 24de0eae r1 : ef7ab5e0 r0 : 0000002b # [ 76.301450] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.310751] Control: 10c5387d Table: 15e7004a DAC: 00000051 # [ 76.318665] Process cat (pid: 1811, stack limit = 0x037b9c7b) # [ 76.326578] Stack: (0xc43e3de8 to 0xc43e4000) # [ 76.333022] 3de0: c43e2000 c43b6000 0000000b c43e3f60 c43e3e64 c43e3e08 # [ 76.343626] 3e00: c13c6db8 c13c6b78 c43e3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 76.354142] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8 # [ 76.364661] 3e40: e3a02040 e3a01d33 e5930018 24de0eae 0000000b 00000020 c43e3e74 c43e3e68 # [ 76.375264] 3e60: c0c56c84 c13c6d8c c43e3e9c c43e3e78 c0c57184 c0c56c64 c0c57064 c69848c0 # [ 76.385696] 3e80: b6dc8000 0000000b c30200c0 c43e3f60 c43e3ec4 c43e3ea0 c07e13f8 c0c57070 # [ 76.396214] 3ea0: 00000000 c69848c0 b6dc8000 c2815800 c43e3f60 c07e1394 c43e3f5c c43e3ec8 # [ 76.406732] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c43e2000 # [ 76.417249] 3ee0: b6dc8000 00020000 00000004 0000000b 0001fff5 c43e3ee0 00000001 b6dc7000 # [ 76.427681] 3f00: c42532c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.438113] 3f20: 00000000 00000000 c13dc130 24de0eae c206c120 c69848c0 c69848c0 c43e2000 # [ 76.448717] 3f40: b6dc8000 00000000 00000000 00000004 c43e3f94 c43e3f60 c059be08 c059b75c # [ 76.459234] 3f60: 00000000 00000000 c43e3fac 24de0eae 0000000b 0000000b b6f0fe00 00000004 # [ 76.469666] 3f80: c03002e4 c43e2000 c43e3fa4 c43e3f98 c059be98 c059bda0 00000000 c43e3fa8 # [ 76.480270] 3fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dc8000 0000000b 00000000 # [ 76.490789] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4 # [ 76.501306] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000 # [ 76.511818] Backtrace: # [ 76.516702] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 76.527651] r7:c43e3f60 r6:0000000b r5:c43b6000 r4:c43e2000 # [ 76.535743] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.546684] r4:00000020 # [ 76.550524] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x<6>[ 77.100451] lkdtm: Performing direct entry EXEC_KMALLOC 18c) # [ 76.558804] [[ 77.106985] lkdtm: attempting ok execution at c0c579f4 >] (direct_entry) from [[ 77.115101] lkdtm: attempting bad execution at c4437780 >] (full_proxy_write+0x64/0x94) <1>[ 77.123477] 8<--- cut here --- # [ 76.566989] r9:c43e3f60 r8:<1>[ 77.129627] Unable to handle kernel paging request at virtual address c4437780 c30200c0 r7:0000000b r6:b6dc8000 <1>[ 77.139972] pgd = c7dd2709 r5:c69848c0 r4:c0c57064 # [ 76<1>[ 77.145801] [c4437780] *pgd=1441141e(bad) .575012] [] (full_proxy<0>[ 77.152943] Internal error: Oops: 8000000d [#5] SMP ARM _write) from [] (vfs_wr<4>[ 77.161286] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 ite+0x10c/0x53c) # [ 76.583112<4>[ 77.193253] CPU: 3 PID: 1891 Comm: cat Tainted: G D W 5.10.201-cip40 #1 ] r9:c07e1394 r8:c43e3f60 r7<:4c[ 77.204111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 2815800 r6:b6dc8000 r5:c69848c0 r<4>[ 77.213506] PC is at 0xc4437780 4:00000000 # [ 76.591124] [[ 77.219781] LR is at execute_location+0xa4/0xb4 59b750>] (vfs_write) from [[ 77.227420] pc : [] lr : [] psr: 600e0013 be08>] (ksys_write+0x74/0xe 77.236633] sp : c41cde30 ip : c41cdd38 fp : c41cde4c # [ 76.598528] r10:0000<040>0 77.244633] r10: 0000000d r9 : c1ad5628 r8 : c15ebe94 4 r9:00000000 r8:00000000 r7<:4b>[ 77.252635] r7 : c41cdf60 r6 : 00000001 r5 : c4437780 r4 : c0c579f4 dc8000 r6:c43e2000 r5:c69848c0< 4>[ 77.262025] r3 : ba192d24 r2 : ba192d24 r1 : ef7c05e0 r0 : 0000002b # [ 76.606621] r4:c69848c0 # <4>[ 77.271505] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 76.609427] [] (k[ 77.281761] Control: 10c5387d Table: 15f3804a DAC: 00000051 s_write) from [] (sys_w0>[ 77.290457] Process cat (pid: 1891, stack limit = 0x0768124d) rite+0x18/0x1c) # [ 76.616<803[ 77.299237] Stack: (0xc41cde30 to 0xc41ce000) 0] r9:c43e2000 r8:c03002e4 r7:00<0>[ 77.306462] de20: c4437780 c440a000 0000000d c41cdf60 000004 r6:b6f0fe00 r5:0000000b r4<0>[ 77.317765] de40: c41cde64 c41cde50 c0c57a44 c13c6b78 00000021 c440a000 c41cde74 c41cde68 :0000000b # [ 76.624846] [[ 77.329063] de60: c0c56c84 c0c57a18 c41cde9c c41cde78 c0c57184 c0c56c64 c0c57064 c6b003c0 9be80>] (sys_write) from [[ 77.340363] de80: b6e7d000 0000000d c30200c0 c41cdf60 c41cdec4 c41cdea0 c07e13f8 c0c57070 c0>] (ret_fast_syscall+0x0/0x28) <0>[ 77.351662] dea0: 00000000 c6b003c0 b6e7d000 c2815800 c41cdf60 c07e1394 c41cdf5c c41cdec8 # [ 76.632682] Exception stack<0>[ 77.362962] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c41cc000 (0xc43e3fa8 to 0xc43e3ff0) # [ <0>[ 77.374261] dee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c41cdee0 00000001 b6e7c000 76.638001] 3fa0: <0>[ 77.385558] df00: c2fd0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000b 0000000b 00000001 b6d<0>[ 77.396860] df20: 00000000 00000000 c13dc130 ba192d24 c206c120 c6b003c0 c6b003c0 c41cc000 c8000 0000000b 00000000 # [ 76<0>[ 77.408162] df40: b6e7d000 00000000 00000000 00000004 c41cdf94 c41cdf60 c059be08 c059b75c .646449] 3fc0: 0000000b 0000000b <0>[ 77.419460] df60: 00000000 00000000 c41cdfac ba192d24 0000000d 0000000d b6fc4e00 00000004 b6f0fe00 00000004 00000001 000000<0>[ 77.430760] df80: c03002e4 c41cc000 c41cdfa4 c41cdf98 c059be98 c059bda0 00000000 c41cdfa8 00 00020000 be96fac4 # [ 76.65<0>[ 77.442058] dfa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 4895] 3fe0: 00000004 be96f7f8 b6e<0>[ 77.453359] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4 79d8f b6e007e6 # [ 76.660216] <0>[ 77.464659] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000 Code: c43e3e08 c13c6db8 c13c6b78 <0>[ 77.475942] Backtrace: c43e3e6c (e1a0c00d) # [ 76.66<0>[ 77.481545] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 6581] ---[ end trace ea4e67d5a6cc<0>[ 77.493088] r7:c41cdf60 r6:0000000d r5:c440a000 r4:c4437780 0ba7 ]--- # EXEC_STACK: missing <0>[ 77.501876] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 'call trace:': [FAIL] not ok 31<0>[ 77.513335] r5:c440a000 r4:00000021 selftests: lkdtm: EXEC_STACK.sh #<0>[ 77.519957] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) exit=1 # selftests: lkdtm: EXEC<0>[ 77.531095] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) _KMALLOC.sh <0>[ 77.542121] r9:c41cdf60 r8:c30200c0 r7:0000000d r6:b6e7d000 r5:c6b003c0 r4:c0c57064 <0>[ 77.551263] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 77.559386] r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e7d000 r5:c6b003c0 r4:00000000 <0>[ 77.567424] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 77.574852] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c41cc000 r5:c6b003c0 <0>[ 77.582962] r4:c6b003c0 <0>[ 77.585792] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 77.593219] r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000d r4:0000000d <0>[ 77.601261] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 77.609113] Exception stack(0xc41cdfa8 to 0xc41cdff0) <0>[ 77.614455] dfa0: 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 <0>[ 77.622925] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4 <0>[ 77.631388] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6 <0>[ 77.636731] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) <4>[ 77.643119] ---[ end trace ea4e67d5a6cc0ba8 ]--- # Segmentation fault # [ 77.100451] lkdtm: Performing direct entry EXEC_KMALLOC # [ 77.106985] lkdtm: attempting ok execution at c0c579f4 # [ 77.115101] lkdtm: attempting bad execution at c4437780 # [ 77.123477] 8<--- cut here --- # [ 77.129627] Unable to handle kernel paging request at virtual address c4437780 # [ 77.139972] pgd = c7dd2709 # [ 77.145801] [c4437780] *pgd=1441141e(bad) # [ 77.152943] Internal error: Oops: 8000000d [#5] SMP ARM # [ 77.161286] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 77.193253] CPU: 3 PID: 1891 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 77.204111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.213506] PC is at 0xc4437780 # [ 77.219781] LR is at execute_location+0xa4/0xb4 # [ 77.227420] pc : [] lr : [] psr: 600e0013 # [ 77.236633] sp : c41cde30 ip : c41cdd38 fp : c41cde4c # [ 77.244633] r10: 0000000d r9 : c1ad5628 r8 : c15ebe94 # [ 77.252635] r7 : c41cdf60 r6 : 00000001 r5 : c4437780 r4 : c0c579f4 # [ 77.262025] r3 : ba192d24 r2 : ba192d24 r1 : ef7c05e0 r0 : 0000002b # [ 77.271505] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.281761] Control: 10c5387d Table: 15f3804a DAC: 00000051 # [ 77.290457] Process cat (pid: 1891, stack limit = 0x0768124d) # [ 77.299237] Stack: (0xc41cde30 to 0xc41ce000) # [ 77.306462] de20: c4437780 c440a000 0000000d c41cdf60 # [ 77.317765] de40: c41cde64 c41cde50 c0c57a44 c13c6b78 00000021 c440a000 c41cde74 c41cde68 # [ 77.329063] de60: c0c56c84 c0c57a18 c41cde9c c41cde78 c0c57184 c0c56c64 c0c57064 c6b003c0 # [ 77.340363] de80: b6e7d000 0000000d c30200c0 c41cdf60 c41cdec4 c41cdea0 c07e13f8 c0c57070 # [ 77.351662] dea0: 00000000 c6b003c0 b6e7d000 c2815800 c41cdf60 c07e1394 c41cdf5c c41cdec8 # [ 77.362962] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c41cc000 # [ 77.374261] dee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c41cdee0 00000001 b6e7c000 # [ 77.385558] df00: c2fd0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.396860] df20: 00000000 00000000 c13dc130 ba192d24 c206c120 c6b003c0 c6b003c0 c41cc000 # [ 77.408162] df40: b6e7d000 00000000 00000000 00000004 c41cdf94 c41cdf60 c059be08 c059b75c # [ 77.419460] df60: 00000000 00000000 c41cdfac ba192d24 0000000d 0000000d b6fc4e00 00000004 # [ 77.430760] df80: c03002e4 c41cc000 c41cdfa4 c41cdf98 c059be98 c059bda0 00000000 c41cdfa8 # [ 77.442058] dfa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000 # [ 77.453359] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4 # [ 77.464659] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000 # [ 77.475942] Backtrace: # [ 77.481545] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 77.493088] r7:c41cdf60 r6:0000000d r5:c440a000 r4:c4437780 # [ 77.501876] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.513335] r5:c440a000 r4:00000021 # [ 77.519957] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.531095] [] (direct_entry) from [[ 78.093929] lkdtm: Performing direct entry EXEC_VMALLOC 8>] (full_proxy_write+0x64/0x94) <6>[ 78.101511] lkdtm: attempting ok execution at c0c579f4 # [ 77.542121] r9:c41cdf60 r8<6>[ 78.109703] lkdtm: attempting bad execution at f096c000 :c30200c0 r7:0000000d r6:b6e7d000<1>[ 78.118071] 8<--- cut here --- r5:c6b003c0 r4:c0c5<710>6[4 78.124190] Unable to handle kernel paging request at virtual address f096c000 [ 77.551263] [] (ful<1>[ 78.133965] pgd = a834606e l_proxy_write) from [] <1>[ 78.139801] [f096c000] *pgd=1294b811, *pte=4948865f, *ppte=4948845f (vfs_write+0x10c/0x53c) # [ 77<0>[ 78.149242] Internal error: Oops: 8000000f [#6] SMP ARM .559386] r9:c07e1394 r8:c41cdf60<4>[ 78.157508] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 r7:c2815800 r6:b6e7d<040>0[ r 578.189470] CPU: 1 PID: 1969 Comm: cat Tainted: G D W 5.10.201-cip40 #1 :c6b003c0 :[0 0 0 07080.01099722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.567424] [<<4c>0[5 9 b 78.208337] PC is at 0xf096c000 50>] (vfs_write) from [b[ 78.213911] LR is at execute_location+0xa4/0xb4 08>] (ksys_wt[e + 0 x7784./221209] pc : [] lr : [] psr: 600e0013 xec) # [< 4 > [7 7 . 57784.28259643] sp : c68f7e30 ip : c68f7d38 fp : c68f7e4c ] r10:000<040>0[0 4 r798:.02036863] r10: 0000000d r9 : c1ad5638 r8 : c15ebe94 00000 r8:0<040>0[0 0 0 07 8r.72:44170] r7 : c68f7f60 r6 : 00000001 r5 : f096c000 r4 : c0c579f4 6e7d000 r6:c<441>c[c 0 0708 .r252779] r3 : 4f9bc560 r2 : 4f9bc560 r1 : ef7965e0 r0 : 0000002b :c6b003c0 # [ < 4 >7[7 . 5 87289261389] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 62] r4:c6b0<043>c[0 #7 8[. 270778] Control: 10c5387d Table: 15f0404a DAC: 00000051 77.585792] [<5[9 b d 9748>.278693] Process cat (pid: 1969, stack limit = 0x1219994a) (ksys_writ [f r o m7 8[.2<86692] Stack: (0xc68f7e30 to 0xc68f8000) 059be98>] (sys_wre[+ 0 x 178.293134] 7e20: f096c000 c457c000 0000000d c68f7f60 /0x1c) # [ 77.<509>3[2 1 9 ]7 .303653] 7e40: c68f7e64 c68f7e50 c0c57a78 c13c6b78 00000022 c457c000 c68f7e74 c68f7e68 r9:c41cc000 r8<:0c>0[3 0 0 27e84314170] 7e60: c0c56c84 c0c57a5c c68f7e9c c68f7e78 c0c57184 c0c56c64 c0c57064 c6a3f540 r7:00000004 r6:b6f4[e 0 0 78.324603] 7e80: b6de9000 0000000d c30200c0 c68f7f60 c68f7ec4 c68f7ea0 c07e13f8 c0c57070 5:0000000d r4:000<000>0[0 d 7#.335207] 7ea0: 00000000 c6a3f540 b6de9000 c2815800 c68f7f60 c07e1394 c68f7f5c c68f7ec8 [ 77.601261] <[0<>c[0 5 9 b7e8.345724] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c68f6000 0>] (sys_write) o[m [ <7c8.356243] 7ee0: b6de9000 00020000 00000004 0000000d 0001fff3 c68f7ee0 00000001 00000805 3000c0>] (ret_fa_[s y s c7a8.366761] 7f00: c6a3b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 l+0x0/0x28) # [ < 0 >7[7 . 6 079.377280] 7f20: 00000000 00000000 c68f6000 4f9bc560 b6de8000 c6a3f540 c6a3f540 c68f6000 113] Exception a[c k ( 07x8c387797] 7f40: b6de9000 00000000 00000000 00000004 c68f7f94 c68f7f60 c059be08 c059b75c 41cdfa8 to 0xc41cf[0 ) 7#.398228] 7f60: 00000000 00000000 c68f7fac 4f9bc560 0000000d 0000000d b6f30e00 00000004 [ 77.614455]< 0d>f[a 0 : 7 8 408746] 7f80: c03002e4 c68f6000 c68f7fa4 c68f7f98 c059be98 c059bda0 00000000 c68f7fa8 < 0 > [0 0 0 07080.019177] 7fa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6de9000 0000000d 00000000 d 0000000d 000<000>0[0 1 b768e.429523] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4 d000 0000000d 00<000>0[0 0 0 7 8.439957] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6 800e0030 00000001 00000000 00000000 [ 77.622925] df:[ 0 0 078.450470] Backtrace: 000d 0000000d b6fc4e00 00000004 00>[ 78.455360] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) 0000001 00000000 00<002>0[0 0 0 8.466826] r7:c68f7f60 r6:0000000d r5:c457c000 r4:f096c000 becb2ac4 # [ 77.6313<808>][ d 78.474915] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) fe0: 00000004< 0b>e[c b 2 77f88. 85861] r5:c457c000 r4:00000022 b6f2ed8f b6eb57e6 < 0#> [[ 78.491607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 7.636731] Code: 00160017 <000>0[0 78.502044] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0000 00000000 00000<000>0[ ( e 18.512646] r9:c68f7f60 r8:c30200c0 r7:0000000d r6:b6de9000 r5:c6a3f540 r4:c0c57064 a0c00d) # [ 77.643119] -<-0->[ 78.522824] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) end trace ea4e<607>d[5 a 67c8c.533507] r9:c07e1394 r8:c68f7f60 r7:c2815800 r6:b6de9000 r5:c6a3f540 r4:00000000 ba8 ]--- # EXEC_KMAO[C : 78.543506] [] (vfs_write) from [] (ksys_write+0x74/0xec) issing 'call tra:[' : [7F8.553154] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c68f6000 r5:c6a3f540 IL] not o3[2 s e7l8f.t5e63321] r4:c6a3f540 ts: lkdtm: EXEC_KMALL.[s h 78.567943] [] (ksys_write) from [] (sys_write+0x18/0x1c) # exit=1 # selfs[t s : 78l577591] r9:c68f6000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000d r4:0000000d kdtm: EXEC_VMALLOC.sh < 0>[ 78.587591] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 78.597408] Exception stack(0xc68f7fa8 to 0xc68f7ff0) <0>[ 78.602731] 7fa0: 0000000d 0000000d 00000001 b6de9000 0000000d 00000000 <0>[ 78.611176] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4 <0>[ 78.619618] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6 <0>[ 78.624946] Code: bad PC value <4>[ 78.628338] ---[ end trace ea4e67d5a6cc0ba9 ]--- # Segmentation fault # [ 78.093929] lkdtm: Performing direct entry EXEC_VMALLOC # [ 78.101511] lkdtm: attempting ok execution at c0c579f4 # [ 78.109703] lkdtm: attempting bad execution at f096c000 # [ 78.118071] 8<--- cut here --- # [ 78.124190] Unable to handle kernel paging request at virtual address f096c000 # [ 78.133965] pgd = a834606e # [ 78.139801] [f096c000] *pgd=1294b811, *pte=4948865f, *ppte=4948845f # [ 78.149242] Internal error: Oops: 8000000f [#6] SMP ARM # [ 78.157508] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 78.189470] CPU: 1 PID: 1969 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 78.199722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.208337] PC is at 0xf096c000 # [ 78.213911] LR is at execute_location+0xa4/0xb4 # [ 78.221209] pc : [] lr : [] psr: 600e0013 # [ 78.229643] sp : c68f7e30 ip : c68f7d38 fp : c68f7e4c # [ 78.236863] r10: 0000000d r9 : c1ad5638 r8 : c15ebe94 # [ 78.244170] r7 : c68f7f60 r6 : 00000001 r5 : f096c000 r4 : c0c579f4 # [ 78.252779] r3 : 4f9bc560 r2 : 4f9bc560 r1 : ef7965e0 r0 : 0000002b # [ 78.261389] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.270778] Control: 10c5387d Table: 15f0404a DAC: 00000051 # [ 78.278693] Process cat (pid: 1969, stack limit = 0x1219994a) # [ 78.286692] Stack: (0xc68f7e30 to 0xc68f8000) # [ 78.293134] 7e20: f096c000 c457c000 0000000d c68f7f60 # [ 78.303653] 7e40: c68f7e64 c68f7e50 c0c57a78 c13c6b78 00000022 c457c000 c68f7e74 c68f7e68 # [ 78.314170] 7e60: c0c56c84 c0c57a5c c68f7e9c c68f7e78 c0c57184 c0c56c64 c0c57064 c6a3f540 # [ 78.324603] 7e80: b6de9000 0000000d c30200c0 c68f7f60 c68f7ec4 c68f7ea0 c07e13f8 c0c57070 # [ 78.335207] 7ea0: 00000000 c6a3f540 b6de9000 c2815800 c68f7f60 c07e1394 c68f7f5c c68f7ec8 # [ 78.345724] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c68f6000 # [ 78.356243] 7ee0: b6de9000 00020000 00000004 0000000d 0001fff3 c68f7ee0 00000001 00000805 # [ 78.366761] 7f00: c6a3b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.377280] 7f20: 00000000 00000000 c68f6000 4f9bc560 b6de8000 c6a3f540 c6a3f540 c68f6000 # [ 78.387797] 7f40: b6de9000 00000000 00000000 00000004 c68f7f94 c68f7f60 c059be08 c059b75c # [ 78.398228] 7f60: 00000000 00000000 c68f7fac 4f9bc560 0000000d 0000000d b6f30e00 00000004 # [ 78.408746] 7f80: c03002e4 c68f6000 c68f7fa4 c68f7f98 c059be98 c059bda0 00000000 c68f7fa8 # [ 78.419177] 7fa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6de9000 0000000d 00000000 # [ 78.429523] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4 # [ 78.439957] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6 800e0030 00000001 00000000 00000000 # [ 78.450470] Backtrace: # [ 78.455360] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 78.466826] r7:c68f7f60 r6:0000000d r5:c457c000 r4:f096c000 # [ 78.474915] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.485861] r5:c457c000 r4:00000022 # [ 78.491607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.502044] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.512646] r9:c68f7f60 r8:c30200c0 r7:0000000d r6:b6de9000 r5:c6a3f540 r4:c0c57064 # [ 78.522824] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 78.533507] r9:c07e1394 r8:c68f7f60 r7:c2815800 r6:b6de9000 r5:c6a3f540 r4:00000000 # [ 78.543506] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.553154] r10:00000004 <6>[ 79.096251] lkdtm: Performing direct entry EXEC_RODATA r9:00000000 r8:00000000 r7:b6de90<6>[ 79.102739] lkdtm: attempting ok execution at c0c579f4 00 r6:c68f6000 r5:c6a3f540 # [ <6>[ 79.111179] lkdtm: attempting bad execution at c15ec130 78.563321] r4:c6a3f540 # [ 7<1>[ 79.119358] 8<--- cut here --- 8.567943] []< 1(>k[s y 79.125488] Unable to handle kernel paging request at virtual address c15ec130 _write) from [<]1 >([s 79.135322] pgd = acff8955 s_write+0x18/0x1c) # [ 78.5775<1>[ 79.140724] [c15ec130] *pgd=1141941e(bad) 91] r9:c68f6000 r8:c03002e4 r7:<0>[ 79.147876] Internal error: Oops: 8000000d [#7] SMP ARM 0000004 r6:b6f30e00 r5:0000000d r<4>[ 79.156135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 4:0000000d # [ 78.587591] [[ 79.188113] CPU: 3 PID: 2047 Comm: cat Tainted: G D W 5.10.201-cip40 #1 59be80>] (sys_writ [f r o m79.198973] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (ret_fast_syscall+0x<4>[ 79.207955] PC is at lkdtm_rodata_do_nothing+0x0/0x10 0/0x28) # [ 78.597408] Excepti<4>[ 79.216133] LR is at execute_location+0xa4/0xb4 on stack(0xc68f7fa8< 4t>o[ 0 x c9.223782] pc : [] lr : [] psr: 600e0013 68f7ff0) # [ 78.602<743>1[] 79.232487] sp : c42ebe38 ip : c42ebd40 fp : c42ebe54 fa0: < 4 > [ 0 0 09.240319] r10: 0000000c r9 : c1ad5648 r8 : c15ebe94 0000d 0000000d 000000<041>[ b 6 79.247981] r7 : c42ebf60 r6 : 00000000 r5 : c15ec130 r4 : c0c579f4 e9000 0000000d 00000<040>0[ # 79.257030] r3 : 60365fd1 r2 : 60365fd1 r1 : ef7c05e0 r0 : 0000002b [ 78.611176] 7fc0: 0000000[ 79.266084] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000000d b6f30e00 0000<040>0[4 079.276083] Control: 10c5387d Table: 147f004a DAC: 00000051 0000001 00000000 00020<000>0[ b 79.284353] Process cat (pid: 2047, stack limit = 0xc2ec0b9e) 9eaac4 # [ 78.6196<108>][ 7 f79.292708] Stack: (0xc42ebe38 to 0xc42ec000) e0: 00000004 be9ea7f8 b6e9ad8[ 79.310643] be40: 0000000c c42ebf60 c42ebe64 c42ebe58 c13c6df8 c13c6b78 c42ebe74 c42ebe68 bad PC value # [ 78.628338] --0>[ 79.321950] be60: c0c56c84 c13c6de0 c42ebe9c c42ebe78 c0c57184 c0c56c64 c0c57064 c5f0adc0 -[ end trace ea4e67d5a6cc0ba9 ]<->[ 79.333169] be80: b6e8c000 0000000c c30200c0 c42ebf60 c42ebec4 c42ebea0 c07e13f8 c0c57070 -- # EXEC_VMALLOC: missing 'cal<0>[ 79.344303] bea0: 00000000 c5f0adc0 b6e8c000 c2815800 c42ebf60 c07e1394 c42ebf5c c42ebec8 trace:': [FAIL] not ok 33 sel[ 79.355523] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42ea000 tests: lkdtm: EXEC_VMALLOC.sh #< >[ 79.366656] bee0: b6e8c000 00020000 00000004 0000000c 0001fff4 c42ebee0 00000001 b6e8b000 exit=1 # selftests: lkdtm: EX[ 79.377788] bf00: c6af9b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 _RODATA.sh <0>[ 79.388925] bf20: 00000000 00000000 c13dc130 60365fd1 c206c120 c5f0adc0 c5f0adc0 c42ea000 <0>[ 79.398406] bf40: b6e8c000 00000000 00000000 00000004 c42ebf94 c42ebf60 c059be08 c059b75c <0>[ 79.406876] bf60: 00000000 00000000 c42ebfac 60365fd1 0000000c 0000000c b6fd3e00 00000004 <0>[ 79.415345] bf80: c03002e4 c42ea000 c42ebfa4 c42ebf98 c059be98 c059bda0 00000000 c42ebfa8 <0>[ 79.423814] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6e8c000 0000000c 00000000 <0>[ 79.432284] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4 <0>[ 79.440754] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6 800e0030 00000001 00000000 00000000 <0>[ 79.449210] Backtrace: <0>[ 79.451974] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 79.460617] r7:c42ebf60 r6:0000000c r5:c459d000 r4:00000023 <0>[ 79.466579] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 79.475141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 79.483450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 79.491662] r9:c42ebf60 r8:c30200c0 r7:0000000c r6:b6e8c000 r5:c5f0adc0 r4:c0c57064 <0>[ 79.499712] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 79.507835] r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6e8c000 r5:c5f0adc0 r4:00000000 <0>[ 79.515874] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 79.523304] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c42ea000 r5:c5f0adc0 <0>[ 79.531415] r4:c5f0adc0 <0>[ 79.534244] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 79.541672] r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000c r4:0000000c <0>[ 79.549713] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 79.557569] Exception stack(0xc42ebfa8 to 0xc42ebff0) <0>[ 79.562913] bfa0: 0000000c 0000000c 00000001 b6e8c000 0000000c 00000000 <0>[ 79.571384] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4 <0>[ 79.579846] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6 <0>[ 79.585191] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 79.591578] ---[ end trace ea4e67d5a6cc0baa ]--- # Segmentation fault # [ 79.096251] lkdtm: Performing direct entry EXEC_RODATA # [ 79.102739] lkdtm: attempting ok execution at c0c579f4 # [ 79.111179] lkdtm: attempting bad execution at c15ec130 # [ 79.119358] 8<--- cut here --- # [ 79.125488] Unable to handle kernel paging request at virtual address c15ec130 # [ 79.135322] pgd = acff8955 # [ 79.140724] [c15ec130] *pgd=1141941e(bad) # [ 79.147876] Internal error: Oops: 8000000d [#7] SMP ARM # [ 79.156135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 79.188113] CPU: 3 PID: 2047 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 79.198973] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.207955] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 79.216133] LR is at execute_location+0xa4/0xb4 # [ 79.223782] pc : [] lr : [] psr: 600e0013 # [ 79.232487] sp : c42ebe38 ip : c42ebd40 fp : c42ebe54 # [ 79.240319] r10: 0000000c r9 : c1ad5648 r8 : c15ebe94 # [ 79.247981] r7 : c42ebf60 r6 : 00000000 r5 : c15ec130 r4 : c0c579f4 # [ 79.257030] r3 : 60365fd1 r2 : 60365fd1 r1 : ef7c05e0 r0 : 0000002b # [ 79.266084] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.276083] Control: 10c5387d Table: 147f004a DAC: 00000051 # [ 79.284353] Process cat (pid: 2047, stack limit = 0xc2ec0b9e) # [ 79.292708] Stack: (0xc42ebe38 to 0xc42ec000) # [ 79.299593] be20: 00000023 c459d000 # [ 79.310643] be40: 0000000c c42ebf60 c42ebe64 c42ebe58 c13c6df8 c13c6b78 c42ebe74 c42ebe68 # [ 79.321950] be60: c0c56c84 c13c6de0 c42ebe9c c42ebe78 c0c57184 c0c56c64 c0c57064 c5f0adc0 # [ 79.333169] be80: b6e8c000 0000000c c30200c0 c42ebf60 c42ebec4 c42ebea0 c07e13f8 c0c57070 # [ 79.344303] bea0: 00000000 c5f0adc0 b6e8c000 c2815800 c42ebf60 c07e1394 c42ebf5c c42ebec8 # [ 79.355523] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42ea000 # [ 79.366656] bee0: b6e8c000 00020000 00000004 0000000c 0001fff4 c42ebee0 00000001 b6e8b000 # [ 79.377788] bf00: c6af9b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.388925] bf20: 00000000 00000000 c13dc130 60365fd1 c206c120 c5f0adc0 c5f0adc0 c42ea000 # [ 79.398406] bf40: b6e8c000 00000000 00000000 00000004 c42ebf94 c42ebf60 c059be08 c059b75c # [ 79.406876] bf60: 00000000 00000000 c42ebfac 60365fd1 0000000c 0000000c b6fd3e00 00000004 # [ 79.415345] bf80: c03002e4 c42ea000 c42ebfa4 c42ebf98 c059be98 c059bda0 00000000 c42ebfa8 # [ 79.423814] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6e8c000 0000000c 00000000 # [ 79.432284] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4 # [ 79.440754] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6 800e0030 00000001 00000000 00000000 # [ 79.449210] Backtrace: # [ 79.451974] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 79.460617] r7:c42ebf60 r6:0000000c r5:c459d000 r4:00000023 # [ 79.466579] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.475141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.483450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.491662] r9:c42ebf60 r8:c30200c0 r7:0000000c r6:b6e8c000 r5:c5f0adc0 r4<6>[ 80.078089] lkdtm: Performing direct entry EXEC_USERSPACE :c0c57064 # [ 79.499712] [<<6c[ 80.084153] lkdtm: attempting ok execution at c0c579f4 07e1394>] (full_proxy_write) from<6>[ 80.092532] lkdtm: attempting bad execution at b6fb7000 [] (vfs_write+0x10c/0x<1>[ 80.100567] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb7000 53c) # [ 79.507835] r9:c07e13<0>[ 80.110785] Internal error: : b [#8] SMP ARM 94 r8:c42ebf60 r7:c2815800 r6:b6e<4>[ 80.118175] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 8c000 r5:c5f0adc0 r4:00000000 # 4>[ 80.150154] CPU: 3 PID: 2124 Comm: cat Tainted: G D W 5.10.201-cip40 #1 [ 79.515874] [5[0 > ]80.160932] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (vfs_write) from [>[ 80.169992] PC is at 0xb6fb7000 (ksys_write+0x74/0xec) # [ 79<4>[ 80.175929] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 .523304] r10:0000000<44 >r[9 : 080.183925] pc : [] lr : [] psr: 600e0013 0000000 r8:00000000< 4r>7[: b 6 e0.192713] sp : c42b7e48 ip : c42b7d50 fp : c42b7e64 8c000 r6:c42ea000 r<54:>c[5 f 0 a0.200376] r10: 0000000f r9 : c1ad5654 r8 : c15ebe94 dc0 # [ 79.531415] :[c 5 80.208039] r7 : c42b7f60 r6 : 0000000f r5 : c4697000 r4 : b6fb7000 f0adc0 # [ 79.5<344>2[4 4 ] 80.217173] r3 : b32621b1 r2 : b32621b1 r1 : ef7c05e0 r0 : 0000002b ] (ksys_write) fro[ 80.226143] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ] (sys_writ0[x 1 880.236144] Control: 10c5387d Table: 15fd004a DAC: 00000051 /0x1c) # [ 79.541672<]0 > [r 9 80.244415] Process cat (pid: 2124, stack limit = 0xefa997bd) :c42ea000 r8:c03002e<40 >r[7 : 0 80.252768] Stack: (0xc42b7e48 to 0xc42b8000) 000004 r6:b6fd3e00 r5:0000000c r<0>[ 80.259661] 7e40: 00000001 00000000 0000000f 00000024 c42b7e74 c42b7e68 :0000000c # [ 79.549713] [[ 80.270881] 7e60: c0c56c84 c0c57a90 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c6b00280 9be80>] (sys_write) from [[ 80.282102] 7e80: b6e71000 0000000f c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070 0c0>] (ret_fast_syscall+0x0/0x28<0>[ 80.293236] 7ea0: 00000000 c6b00280 b6e71000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8 # [ 79.557569] Exception sta<0>[ 80.304459] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000 k(0xc42ebfa8 to 0xc42ebff0) # [ 0>[ 80.315680] 7ee0: b6e71000 00020000 00000004 0000000f 0001fff1 c42b7ee0 00000001 b6e70000 79.562913] bfa0: < >[ 80.326899] 7f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000c 0000000c 00000001< >[ 80.338034] 7f20: 00000000 00000000 c13dc130 b32621b1 c206c120 c6b00280 c6b00280 c42b6000 b6e8c000 0000000c 00000000 # [ <0>[ 80.349168] 7f40: b6e71000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c 79.571384] bfc0: 0000000c 0000<0>[ 80.360389] 7f60: 00000000 00000000 c42b7fac b32621b1 0000000f 0000000f b6fb8e00 00000004 00c b6fd3e00 00000004 00000001 <0>[ 80.371522] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8 0000000 00020000 bed3fac4 # <[0 [ 80.382656] 7fa0: c03000c0 c059be8c 0000000f 0000000f 00000001 b6e71000 0000000f 00000000 79.579846] bfe0: 00000004 bed<3>[ 80.393705] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4 f7f8 b6f3dd8f b6ec47e6 # [ 79<0>[ 80.404837] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6 800e0030 00000001 00000000 00000000 585191] Code: 5f727563 6e75<60f>6 80.416043] Backtrace: 3 00000074 aa55aa55 (e1a0c00d) <0>[ 80.421299] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.591578] ---[ e [t r 80.432940] r4:00000024 ace ea4e67d5a6cc0baa ]--- # EXEC<0>[ 80.438094] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) _RODATA: missing 'call trace:': [<0>[ 80.449240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) FAIL] not ok 34 selftests: lkdtm<0>[ 80.460277] r9:c42b7f60 r8:c30200c0 r7:0000000f r6:b6e71000 r5:c6b00280 r4:c0c57064 : EXEC_RODATA.sh # exit=1 # self<0>[ 80.471163] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) tests: lkdtm: EXEC_USERSPACE.s[ 80.482109] r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e71000 r5:c6b00280 r4:00000000 <0>[ 80.492815] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 80.500298] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c42b6000 r5:c6b00280 <0>[ 80.508410] r4:c6b00280 <0>[ 80.511241] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 80.518669] r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:0000000f r4:0000000f <0>[ 80.526712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 80.534565] Exception stack(0xc42b7fa8 to 0xc42b7ff0) <0>[ 80.539909] 7fa0: 0000000f 0000000f 00000001 b6e71000 0000000f 00000000 <0>[ 80.548379] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4 <0>[ 80.556842] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6 <0>[ 80.562190] Code: bad PC value <4>[ 80.565542] ---[ end trace ea4e67d5a6cc0bab ]--- # Segmentation fault # [ 80.078089] lkdtm: Performing direct entry EXEC_USERSPACE # [ 80.084153] lkdtm: attempting ok execution at c0c579f4 # [ 80.092532] lkdtm: attempting bad execution at b6fb7000 # [ 80.100567] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb7000 # [ 80.110785] Internal error: : b [#8] SMP ARM # [ 80.118175] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 80.150154] CPU: 3 PID: 2124 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 80.160932] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.169992] PC is at 0xb6fb7000 # [ 80.175929] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 80.183925] pc : [] lr : [] psr: 600e0013 # [ 80.192713] sp : c42b7e48 ip : c42b7d50 fp : c42b7e64 # [ 80.200376] r10: 0000000f r9 : c1ad5654 r8 : c15ebe94 # [ 80.208039] r7 : c42b7f60 r6 : 0000000f r5 : c4697000 r4 : b6fb7000 # [ 80.217173] r3 : b32621b1 r2 : b32621b1 r1 : ef7c05e0 r0 : 0000002b # [ 80.226143] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 80.236144] Control: 10c5387d Table: 15fd004a DAC: 00000051 # [ 80.244415] Process cat (pid: 2124, stack limit = 0xefa997bd) # [ 80.252768] Stack: (0xc42b7e48 to 0xc42b8000) # [ 80.259661] 7e40: 00000001 00000000 0000000f 00000024 c42b7e74 c42b7e68 # [ 80.270881] 7e60: c0c56c84 c0c57a90 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c6b00280 # [ 80.282102] 7e80: b6e71000 0000000f c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070 # [ 80.293236] 7ea0: 00000000 c6b00280 b6e71000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8 # [ 80.304459] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000 # [ 80.315680] 7ee0: b6e71000 00020000 00000004 0000000f 0001fff1 c42b7ee0 00000001 b6e70000 # [ 80.326899] 7f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 80.338034] 7f20: 00000000 00000000 c13dc130 b32621b1 c206c120 c6b00280 c6b00280 c42b6000 # [ 80.349168] 7f40: b6e71000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c # [ 80.360389] 7f60: 00000000 00000000 c42b7fac b32621b1 0000000f 0000000f b6fb8e00 00000004 # [ 80.371522] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8 # [ 80.382656] 7fa0: c03000c0 c059be8c 0000000f 0000000f 00000001 b6e71000 0000000f 00000000 # [ 80.393705] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4 # [ 80.404837] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6 800e0030 00000001 00000000 00000000 # [ 80.416043] Backtrace: # [ 80.421299] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.432940] r4:00000024 # [ 80.438094] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.449240] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.460277] r9:c42b7f60 r8:c30200c0 r7:0000000f r6:b6e71000 r5:c6b00280 r4:c0c57064 # [ 80.471163] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 80.482109] r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e71000 r5:c6b00280 r4:00000000 # [ 80.492815] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.500298] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c42b6000 r5:c6b00280 # [ 80.508410] r4:c6b00280 # [ 80.511241] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.518669] r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:0000000f r4:0000000f # [ 80.526712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.534565] Exception stack(0xc42b7fa8 to 0xc42b7ff0) # [ 80.539909] 7fa0: 0000000f 0000000f 00000001 b6e71000 0000000f 00000000 # [ 80.548379] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae<6>[ 81.031368] lkdtm: Performing direct entry EXEC_NULL 6ac4 # [ 80.556842] 7fe0: 0000<6>[ 81.038268] lkdtm: attempting ok execution at c0c579f4 0004 beae67f8 b6f22d8f b6ea97e6 <6>[ 81.046467] lkdtm: attempting bad execution at 00000000 # [ 80.562190] Code: b [P 81.054790] 8<--- cut here --- value # [ 80.565542] ---[ end<1>[ 81.060563] Unable to handle kernel NULL pointer dereference at virtual address 00000000 trace ea4e67d5a6cc0bab ]--- # E<1>[ 81.071810] pgd = 47b3862c XEC_USERSPACE: missing 'call trac<1>[ 81.077630] [00000000] *pgd=00000000 e:': [FAIL] not ok 35 selftests:<0>[ 81.084291] Internal error: Oops: 80000005 [#9] SMP ARM lkdtm: EXEC_USERSPACE.sh # exit=<4>[ 81.092628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 1 # selftests: lkm[: E X81.124595] CPU: 1 PID: 2196 Comm: cat Tainted: G D W 5.10.201-cip40 #1 C_NULL. [ 81.134761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 81.142511] PC is at 0x0 <4>[ 81.145320] LR is at execute_location+0xa4/0xb4 <4>[ 81.150118] pc : [<00000000>] lr : [] psr: 600e0013 <4>[ 81.156651] sp : c4479e38 ip : 00000027 fp : c4479e54 <4>[ 81.162143] r10: 0000000a r9 : c1ad5664 r8 : c15ebe94 <4>[ 81.167633] r7 : c4479f60 r6 : 00000000 r5 : 00000000 r4 : c0c579f4 <4>[ 81.174426] r3 : 94eaa0ea r2 : 94eaa0ea r1 : ef7965e4 r0 : 0000002b <4>[ 81.181220] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 81.188621] Control: 10c5387d Table: 16e3804a DAC: 00000051 <0>[ 81.194634] Process cat (pid: 2196, stack limit = 0x279411e9) <0>[ 81.200646] Stack: (0xc4479e38 to 0xc447a000) <0>[ 81.205272] 9e20: 00000025 c43b2000 <0>[ 81.213720] 9e40: 0000000a c4479f60 c4479e64 c4479e58 c13c6e1c c13c6b78 c4479e74 c4479e68 <0>[ 81.222165] 9e60: c0c56c84 c13c6e08 c4479e9c c4479e78 c0c57184 c0c56c64 c0c57064 c6a3f040 <0>[ 81.230612] 9e80: b6deb000 0000000a c30200c0 c4479f60 c4479ec4 c4479ea0 c07e13f8 c0c57070 <0>[ 81.239057] 9ea0: 00000000 c6a3f040 b6deb000 c2815800 c4479f60 c07e1394 c4479f5c c4479ec8 <0>[ 81.247503] 9ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c4478000 <0>[ 81.255948] 9ee0: b6deb000 00020000 00000004 0000000a 0001fff6 c4479ee0 00000001 00000805 <0>[ 81.264392] 9f00: c6985400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 81.272838] 9f20: 00000000 00000000 c4478000 94eaa0ea b6dea000 c6a3f040 c6a3f040 c4478000 <0>[ 81.281285] 9f40: b6deb000 00000000 00000000 00000004 c4479f94 c4479f60 c059be08 c059b75c <0>[ 81.289731] 9f60: 00000000 00000000 c4479fac 94eaa0ea 0000000a 0000000a b6f32e00 00000004 <0>[ 81.298177] 9f80: c03002e4 c4478000 c4479fa4 c4479f98 c059be98 c059bda0 00000000 c4479fa8 <0>[ 81.306622] 9fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6deb000 0000000a 00000000 <0>[ 81.315068] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4 <0>[ 81.323514] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000 <0>[ 81.331955] Backtrace: <0>[ 81.334682] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 81.343128] r7:c4479f60 r6:0000000a r5:c43b2000 r4:00000025 <0>[ 81.349063] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 81.357426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 81.365706] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 81.373895] r9:c4479f60 r8:c30200c0 r7:0000000a r6:b6deb000 r5:c6a3f040 r4:c0c57064 <0>[ 81.381915] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 81.390015] r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6deb000 r5:c6a3f040 r4:00000000 <0>[ 81.398028] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 81.405434] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c4478000 r5:c6a3f040 <0>[ 81.413529] r4:c6a3f040 <0>[ 81.416335] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 81.423740] r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000a r4:0000000a <0>[ 81.431757] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 81.439592] Exception stack(0xc4479fa8 to 0xc4479ff0) <0>[ 81.444913] 9fa0: 0000000a 0000000a 00000001 b6deb000 0000000a 00000000 <0>[ 81.453359] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4 <0>[ 81.461802] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6 <0>[ 81.467126] Code: bad PC value <4>[ 81.470493] ---[ end trace ea4e67d5a6cc0bac ]--- # Segmentation fault # [ 81.031368] lkdtm: Performing direct entry EXEC_NULL # [ 81.038268] lkdtm: attempting ok execution at c0c579f4 # [ 81.046467] lkdtm: attempting bad execution at 00000000 # [ 81.054790] 8<--- cut here --- # [ 81.060563] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 81.071810] pgd = 47b3862c # [ 81.077630] [00000000] *pgd=00000000 # [ 81.084291] Internal error: Oops: 80000005 [#9] SMP ARM # [ 81.092628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 81.124595] CPU: 1 PID: 2196 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 81.134761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.142511] PC is at 0x0 # [ 81.145320] LR is at execute_location+0xa4/0xb4 # [ 81.150118] pc : [<00000000>] lr : [] psr: 600e0013 # [ 81.156651] sp : c4479e38 ip : 00000027 fp : c4479e54 # [ 81.162143] r10: 0000000a r9 : c1ad5664 r8 : c15ebe94 # [ 81.167633] r7 : c4479f60 r6 : 00000000 r5 : 00000000 r4 : c0c579f4 # [ 81.174426] r3 : 94eaa0ea r2 : 94eaa0ea r1 : ef7965e4 r0 : 0000002b # [ 81.181220] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 81.188621] Control: 10c5387d Table: 16e3804a DAC: 00000051 # [ 81.194634] Process cat (pid: 2196, stack limit = 0x279411e9) # [ 81.200646] Stack: (0xc4479e38 to 0xc447a000) # [ 81.205272] 9e20: 00000025 c43b2000 # [ 81.213720] 9e40: 0000000a c4479f60 c4479e64 c4479e58 c13c6e1c c13c6b78 c4479e74 c4479e68 # [ 81.222165] 9e60: c0c56c84 c13c6e08 c4479e9c c4479e78 c0c57184 c0c56c64 c0c57064 c6a3f040 # [ 81.230612] 9e80: b6deb000 0000000a c30200c0 c4479f60 c4479ec4 c4479ea0 c07e13f8 c0c57070 # [ 81.239057] 9ea0: 00000000 c6a3f040 b6deb000 c2815800 c4479f60 c07e1394 c4479f5c c4479ec8 # [ 81.247503] 9ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c4478000 # [ 81.255948] 9ee0: b6deb000 00020000 00000004 0000000a 0001fff6 c4479ee0 00000001 00000805 # [ 81.264392] 9f00: c6985400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.272838] 9f20: 00000000 00000000 c4478000 94eaa0ea b6dea000 c6a3f040 c6a3f040 c4478000 # [ 81.281285] 9f40: b6deb000 00000000 00000000 00000004 c4479f94 c4479f60 c059be08 c059b75c # [ 81.289731] 9f60: 00000000 00000000 c4479fac 94eaa0ea 0000000a 0000000a b6f32e00 00000004 # [ 81.298177] 9f80: c03002e4 c4478000 c4479fa4 c4479f98 c059be98 c059bda0 00000000 c4479fa8 # [ 81.306622] 9fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6deb000 0000000a 00000000 # [ 81.315068] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4 # [ 81.323514] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000 # [ 81.331955] Backtrace: # [ 81.334682] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 81.343128] r7:c4479f60 r6:0000000a r5:c43b2000 r4:00000025 # [ 81.349063] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.357426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.365706] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.373895] r9:c4479f60 r8:c30200c0 r7:0000000a r6:b6deb000 r5:c6a3f040 r4:c0c57064 # [ 81.381915] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 81.<6>[ 81.894350] lkdtm: Performing direct entry ACCESS_USERSPACE 390015] r9:c07e1394 r8:c4479f60 <6>[ 81.901504] lkdtm: attempting bad read at b6fa6000 r7:c2815800 r6:b6deb000 r5:c6a3f0<1>[ 81.909235] 8<--- cut here --- 40 r4:00000000 # [ 81<.13>9[8 81.915347] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000 28] [] (vfs_write) f[ 81.924398] pgd = 7575571f m [] (ksys_write+0x74/0<1>[ 81.930056] [b6fa6000] *pgd=4bd5a831 xec) # [ 81.405434] r10:00000<0>[ 81.936769] Internal error: : 1b [#10] SMP ARM 004 r9:00000000 r8:00000000 r7:b6<4>[ 81.944332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 deb000 r6:c4478000 r5:c6a3f040 #<4>[ 81.976304] CPU: 1 PID: 2273 Comm: cat Tainted: G D W 5.10.201-cip40 #1 [ 81.413529] r4:c6a3f<044>0[ 81.987164] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.416335] [] (k<4>[ 81.996404] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c sys_write) from [] (sys<4>[ 82.004755] LR is at __irq_work_queue_local+0x40/0x74 _write+0x18/0x1c) # [ 81.423744>[ 82.012911] pc : [] lr : [] psr: 600e0013 0] r9:c4478000 r8:c03002e4 r<74:[ 82.022212] sp : c6813e38 ip : c6813d40 fp : c6813e64 00000004 r6:b6f32e00 r5:000<040>0 82.030299] r10: 00000011 r9 : c1ad5670 r8 : c15ebe94 0a r4:0000000a # [ 81.43175<74>[ 82.038300] r7 : c6813f60 r6 : 00000051 r5 : c6812000 r4 : b6fa6000 [] (sys_write) fr[ 82.047775] r3 : 2dd21a44 r2 : 2dd21a44 r1 : ef7965e0 r0 : 00000026 [] (ret_fast_syscall+0x<4>[ 82.057170] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0/0x28) # [ 81.439592] Exce[ 82.067424] Control: 10c5387d Table: 1692404a DAC: 00000051 ion stack(0xc4479fa8 to 0xc4479ff<0>[ 82.076121] Process cat (pid: 2273, stack limit = 0x09226381) 0) # [ 81.444913] 9fa0: < 0>[ 82.084988] Stack: (0xc6813e38 to 0xc6814000) 0000000a 0000000a 00<0>[ 82.092300] 3e20: 00000022 00000000 000001 b6deb000 0000000a 00000000<0>[ 82.103602] 3e40: 00000000 2dd21a44 c6813e6c 00000026 c457c000 00000011 c6813e74 c6813e68 # [ 81.453359] 9fc0: 0000000a<0>[ 82.114903] 3e60: c0c56c84 c0c57b64 c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c41d4f00 0000000a b6f32e00 00000004 00000<0>[ 82.126200] 3e80: b6e60000 00000011 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070 001 00000000 00020000 beeb6ac4 #<0>[ 82.137500] 3ea0: 00000000 c41d4f00 b6e60000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8 [ 81.461802] 9fe0: 00000004 be<0>[ 82.148800] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000 eb67f8 b6e9cd8f b6e237e6 # [ 8<0>[ 82.160098] 3ee0: b6e60000 00020000 00000004 00000011 0001ffef c6813ee0 00000001 b6e5f000 1.467126] Code: bad PC value # [<0>[ 82.171398] 3f00: c4252780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 81.470493] ---[ end trace ea4e<0>[ 82.182702] 3f20: 00000000 00000000 c13dc130 2dd21a44 c206c120 c41d4f00 c41d4f00 c6812000 67d5a6cc0bac ]--- # EXEC_NULL: m<0>[ 82.194002] 3f40: b6e60000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c issing 'call trace:': [FAIL] not<0>[ 82.205299] 3f60: 00000000 00000000 c6813fac 2dd21a44 00000011 00000011 b6fa7e00 00000004 ok 36 selftests: lt[m : E2.216600] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8 XEC_NULL.sh # exit=1 # selftests<0>[ 82.227222] 3fa0: c03000c0 c059be8c 00000011 00000011 00000001 b6e60000 00000011 00000000 : lkdtm: ACCESS_USERSPACE.sh <0>[ 82.238522] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4 <0>[ 82.249561] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000 <0>[ 82.258016] Backtrace: <0>[ 82.260777] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 82.269765] r6:00000011 r5:c457c000 r4:00000026 <0>[ 82.274679] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 82.282989] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 82.291198] r9:c6813f60 r8:c30200c0 r7:00000011 r6:b6e60000 r5:c41d4f00 r4:c0c57064 <0>[ 82.299246] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 82.307368] r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6e60000 r5:c41d4f00 r4:00000000 <0>[ 82.315405] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 82.322833] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6812000 r5:c41d4f00 <0>[ 82.330943] r4:c41d4f00 <0>[ 82.333773] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 82.341200] r9:c6812000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000011 r4:00000011 <0>[ 82.349245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 82.357100] Exception stack(0xc6813fa8 to 0xc6813ff0) <0>[ 82.362442] 3fa0: 00000011 00000011 00000001 b6e60000 00000011 00000000 <0>[ 82.370912] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4 <0>[ 82.379375] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 <0>[ 82.384720] Code: e1a01004 e3060594 e34c01ad eb1d903e (e5943000) <4>[ 82.391108] ---[ end trace ea4e67d5a6cc0bad ]--- # Segmentation fault # [ 81.894350] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 81.901504] lkdtm: attempting bad read at b6fa6000 # [ 81.909235] 8<--- cut here --- # [ 81.915347] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000 # [ 81.924398] pgd = 7575571f # [ 81.930056] [b6fa6000] *pgd=4bd5a831 # [ 81.936769] Internal error: : 1b [#10] SMP ARM # [ 81.944332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 81.976304] CPU: 1 PID: 2273 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 81.987164] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.996404] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 82.004755] LR is at __irq_work_queue_local+0x40/0x74 # [ 82.012911] pc : [] lr : [] psr: 600e0013 # [ 82.022212] sp : c6813e38 ip : c6813d40 fp : c6813e64 # [ 82.030299] r10: 00000011 r9 : c1ad5670 r8 : c15ebe94 # [ 82.038300] r7 : c6813f60 r6 : 00000051 r5 : c6812000 r4 : b6fa6000 # [ 82.047775] r3 : 2dd21a44 r2 : 2dd21a44 r1 : ef7965e0 r0 : 00000026 # [ 82.057170] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 82.067424] Control: 10c5387d Table: 1692404a DAC: 00000051 # [ 82.076121] Process cat (pid: 2273, stack limit = 0x09226381) # [ 82.084988] Stack: (0xc6813e38 to 0xc6814000) # [ 82.092300] 3e20: 00000022 00000000 # [ 82.103602] 3e40: 00000000 2dd21a44 c6813e6c 00000026 c457c000 00000011 c6813e74 c6813e68 # [ 82.114903] 3e60: c0c56c84 c0c57b64 c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c41d4f00 # [ 82.126200] 3e80: b6e60000 00000011 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070 # [ 82.137500] 3ea0: 00000000 c41d4f00 b6e60000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8 # [ 82.148800] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000 # [ 82.160098] 3ee0: b6e60000 00020000 00000004 00000011 0001ffef c6813ee0 00000001 b6e5f000 # [ 82.171398] 3f00: c4252780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 82.182702] 3f20: 00000000 00000000 c13dc130 2dd21a44 c206c120 c41d4f00 c41d4f00 c6812000 # [ 82.194002] 3f40: b6e60000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c # [ 82.205299] 3f60: 00000000 00000000 c6813fac 2dd21a44 00000011 00000011 b6fa7e00 00000004 # [ 82.216600] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8 # [ 82.227222] 3fa0: c03000c0 c059be8c 00000011 00000011 00000001 b6e60000 00000011 00000000 # [ 82.238522] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4 # [ 82.249561] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000 # [ 82.258016] Backtrace: # [ 82.260777] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.269765] r6:00000011 r5:c457c000 r4:00000026 # [ 82.274679] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.282989] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.291198] r9:c6813f60 r8:c30200c0 r7:00000011 r6:b6e60000 r5:c41d4f00 r4:c0c57064 # [ 82.299246] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 82.307368] r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6e60000 r5:c41d4f00 r4:00000000 # [ 82.315405] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.322833] r10:00000004 r9:0000000<6>[ 82.848688] lkdtm: Performing direct entry ACCESS_NULL 0 r8:00000000 r7:b6e60000 r6:c681<6>[ 82.856953] lkdtm: attempting bad read at 00000000 2000 r5:c41d4f00 # [ 82.330943<1>[ 82.864794] 8<--- cut here --- ] r4:c41d4f00 # [ 82.333773] <1>[ 82.871017] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [] (ksys_write) from [<<1>[ 82.882328] pgd = 85bc1e18 c059be98>] (sys_write+0x18/0x1c) <1>[ 82.889056] [00000000] *pgd=00000000 # [ 82.341200] r9:c6812000 r8<0>[ 82.894867] Internal error: Oops: 5 [#11] SMP ARM <4>[ 82.902650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 82.931948] CPU: 0 PID: 2349 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 82.939957] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 82.946762] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 82.951648] LR is at 0x0 <4>[ 82.954449] pc : [] lr : [<00000000>] psr: 600e0013 <4>[ 82.960984] sp : c5e0be50 ip : 00000027 fp : c5e0be64 <4>[ 82.966475] r10: 0000000c r9 : c1ad5684 r8 : c15ebe94 <4>[ 82.971966] r7 : c5e0bf60 r6 : 0000000c r5 : c4517000 r4 : 00000000 <4>[ 82.978758] r3 : 9580a81b r2 : 9580a81b r1 : ef7815e4 r0 : 00000026 <4>[ 82.985552] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 82.992953] Control: 10c5387d Table: 16e1004a DAC: 00000051 <0>[ 82.998968] Process cat (pid: 2349, stack limit = 0x430e0dbe) <0>[ 83.004981] Stack: (0xc5e0be50 to 0xc5e0c000) <0>[ 83.009606] be40: 00000027 c4517000 c5e0be74 c5e0be68 <0>[ 83.018053] be60: c0c56c84 c13c6e2c c5e0be9c c5e0be78 c0c57184 c0c56c64 c0c57064 c5ea1a40 <0>[ 83.026500] be80: b6df6000 0000000c c30200c0 c5e0bf60 c5e0bec4 c5e0bea0 c07e13f8 c0c57070 <0>[ 83.034946] bea0: 00000000 c5ea1a40 b6df6000 c2815800 c5e0bf60 c07e1394 c5e0bf5c c5e0bec8 <0>[ 83.043394] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c4137764 c059be08 c5e0a000 <0>[ 83.051840] bee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5e0bee0 00000001 00000805 <0>[ 83.060285] bf00: c42348c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 83.068732] bf20: 00000000 00000000 c5e0a000 9580a81b b6df5000 c5ea1a40 c5ea1a40 c5e0a000 <0>[ 83.077179] bf40: b6df6000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c059be08 c059b75c <0>[ 83.085626] bf60: 00000000 00000000 c5e0bfac 9580a81b 0000000c 0000000c b6f3de00 00000004 <0>[ 83.094072] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c059be98 c059bda0 00000000 c5e0bfa8 <0>[ 83.102517] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 <0>[ 83.110963] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4 <0>[ 83.119408] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000 <0>[ 83.127848] Backtrace: <0>[ 83.130577] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 83.139108] r5:c4517000 r4:00000027 <0>[ 83.142956] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 83.151236] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 83.159422] r9:c5e0bf60 r8:c30200c0 r7:0000000c r6:b6df6000 r5:c5ea1a40 r4:c0c57064 <0>[ 83.167444] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 83.175545] r9:c07e1394 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c5ea1a40 r4:00000000 <0>[ 83.183558] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 83.190964] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c5ea1a40 <0>[ 83.199057] r4:c5ea1a40 <0>[ 83.201861] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 83.209267] r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000c r4:0000000c <0>[ 83.217285] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 83.225120] Exception stack(0xc5e0bfa8 to 0xc5e0bff0) <0>[ 83.230441] bfa0: 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 <0>[ 83.238886] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4 <0>[ 83.247328] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6 <0>[ 83.252648] Code: e3060594 e34c01ad e1a01004 ebffd3c7 (e5945000) :c03002e4 r7:00000004 r6:b6fa7e00<4>[ 83.259079] ---[ end trace ea4e67d5a6cc0bae ]--- r5:00000011 r4:00000011 # [ 82.349245] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.357100] Exception stack(0xc6813fa8 to 0xc6813ff0) # [ 82.362442] 3fa0: 00000011 00000011 00000001 b6e60000 00000011 00000000 # [ 82.370912] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4 # [ 82.379375] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 # [ 82.384720] Code: e1a01004 e3060594 e34c01ad eb1d903e (e5943000) # [ 82.391108] ---[ end trace ea4e67d5a6cc0bad ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 82.848688] lkdtm: Performing direct entry ACCESS_NULL # [ 82.856953] lkdtm: attempting bad read at 00000000 # [ 82.864794] 8<--- cut here --- # [ 82.871017] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 82.882328] pgd = 85bc1e18 # [ 82.889056] [00000000] *pgd=00000000 # [ 82.894867] Internal error: Oops: 5 [#11] SMP ARM # [ 82.902650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 82.931948] CPU: 0 PID: 2349 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 82.939957] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.946762] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 82.951648] LR is at 0x0 # [ 82.954449] pc : [] lr : [<00000000>] psr: 600e0013 # [ 82.960984] sp : c5e0be50 ip : 00000027 fp : c5e0be64 # [ 82.966475] r10: 0000000c r9 : c1ad5684 r8 : c15ebe94 # [ 82.971966] r7 : c5e0bf60 r6 : 0000000c r5 : c4517000 r4 : 00000000 # [ 82.978758] r3 : 9580a81b r2 : 9580a81b r1 : ef7815e4 r0 : 00000026 # [ 82.985552] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 82.992953] Control: 10c5387d Table: 16e1004a DAC: 00000051 # [ 82.998968] Process cat (pid: 2349, stack limit = 0x430e0dbe) # [ 83.004981] Stack: (0xc5e0be50 to 0xc5e0c000) # [ 83.009606] be40: 00000027 c4517000 c5e0be74 c5e0be68 # [ 83.018053] be60: c0c56c84 c13c6e2c c5e0be9c c5e0be78 c0c57184 c0c56c64 c0c57064 c5ea1a40 # [ 83.026500] be80: b6df6000 0000000c c30200c0 c5e0bf60 c5e0bec4 c5e0bea0 c07e13f8 c0c57070 # [ 83.034946] bea0: 00000000 c5ea1a40 b6df6000 c2815800 c5e0bf60 c07e1394 c5e0bf5c c5e0bec8 # [ 83.043394] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c4137764 c059be08 c5e0a000 # [ 83.051840] bee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5e0bee0 00000001 00000805 # [ 83.060285] bf00: c42348c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 83.068732] bf20: 00000000 00000000 c5e0a000 9580a81b b6df5000 c5ea1a40 c5ea1a40 c5e0a000 # [ 83.077179] bf40: b6df6000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c059be08 c059b75c # [ 83.085626] bf60: 00000000 00000000 c5e0bfac 9580a81b 0000000c 0000000c b6f3de00 00000004 # [ 83.094072] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c059be98 c059bda0 00000000 c5e0bfa8 # [ 83.102517] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6df6000 0000000c 00000000 # [ 83.110963] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4 # [ 83.119408] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000 # [ 83.127848] Backtrace: # [ 83.130577] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.139108] r5:c4517000 r4:00000027 # [ 83.142956] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.151236] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.159422] r9:c5e0bf60 r8:c30200c0 r7:0000000c r6:b6df6000 r5:c5ea1a40 r4:c0c57064 # [ 83.167444] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 83.175545] r9:c07e1394 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c5ea1a40 r4:00000000 # [ 83.183558] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.190964] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c5ea1a40 # [ 83.199057] r4:c5ea1a40 # [ 83.201861] [[ 83.711389] lkdtm: Performing direct entry WRITE_RO d94>] (ksys_write) from [[ 83.717240] lkdtm: attempting bad rodata write at c15ec12c 8>] (sys_write+0x18/0x1c)< 1 >[# 83.725785] 8<--- cut here --- [ 83.209267<]1 > [r 9 : c853e.031523] Unable to handle kernel paging request at virtual address c15ec12c a000 r8:c03002e4 r7:00000<010>4[ 83.740925] pgd = 9a5c6bdf r6:b6f3de00 r5:0000000c r4:000000<1>[ 83.746326] [c15ec12c] *pgd=1141941e(bad) 0c # [ 83.217285] []0>[ 83.753488] Internal error: Oops: 80d [#12] SMP ARM (sys_write) from [] (r<4>[ 83.761399] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 et_fast_syscall+0x0/0x28) # [ <4>[ 83.793377] CPU: 2 PID: 2424 Comm: cat Tainted: G D W 5.10.201-cip40 #1 83.225120] Exception sc[k ( 83.804240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) xc5e0bfa8 to 0xc5e0bff0) # [ 8<4>[ 83.813394] PC is at lkdtm_WRITE_RO+0x44/0x50 3.230441] bfa0: < 4 > 83.820867] LR is at 0x0 0000000c 0000000c 000<040>0[0 83.826182] pc : [] lr : [<00000000>] psr: 600e0013 1 b6df6000 00000<040>c[ 0 0 0803.835139] sp : c6813e50 ip : 00000027 fp : c6813e64 000 # [ 83.238886<]4> [b f c 03.842716] r10: 00000009 r9 : c1ad5690 r8 : c15ebe94 : 0000000c 0000000c b<64f>3[d e 083.850378] r7 : c6813f60 r6 : 00000009 r5 : c5eae000 r4 : c15ec12c 0 00000004 00000001 00<040>0[0 0 83.859427] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1ad6494 00020000 bee98ac4 # [ 8<34.>2 83.868567] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 47328] bfe0: 00000<040>4[ b e e83.878481] Control: 10c5387d Table: 15fd404a DAC: 00000051 87f8 b6ea7d8f b6e2e7e6 # [< 0 > 83.886665] Process cat (pid: 2424, stack limit = 0x09226381) 83.252648] Code: e306059<40 >e[3 83.895191] Stack: (0xc6813e50 to 0xc6814000) c01ad e1a01004 ebffd3c7 (e59450<0>[ 83.902251] 3e40: 00000028 c5eae000 c6813e74 c6813e68 0) # [ 83.259079] ---[ end tr<0>[ 83.913384] 3e60: c0c56c84 c13c6c2c c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c693c280 ace ea4e67d5a6cc0bae ]--- # ACCE0>[ 83.924688] 3e80: b6db9000 00000009 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070 SS_NULL: missing 'call trace:': [<0>[ 83.935907] 3ea0: 00000000 c693c280 b6db9000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8 FAIL] not ok 38 selftests: lkdtm<0>[ 83.947214] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000 : ACCESS_NULL.sh # exit=1 # sel<0>[ 83.958520] 3ee0: b6db9000 00020000 00000004 00000009 0001fff7 c6813ee0 00000001 b6db8000 tests: lkdtm: WRITE_RO.sh <0>[ 83.969739] 3f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 83.980525] 3f20: 00000000 00000000 c13dc130 dec96503 c206c120 c693c280 c693c280 c6812000 <0>[ 83.988993] 3f40: b6db9000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c <0>[ 83.997463] 3f60: 00000000 00000000 c6813fac dec96503 00000009 00000009 b6f00e00 00000004 <0>[ 84.005931] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8 <0>[ 84.014399] 3fa0: c03000c0 c059be8c 00000009 00000009 00000001 b6db9000 00000009 00000000 <0>[ 84.022868] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4 <0>[ 84.031336] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6 800e0030 00000001 00000000 00000000 <0>[ 84.039790] Backtrace: <0>[ 84.042555] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 84.050849] r5:c5eae000 r4:00000028 <0>[ 84.054723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 84.063033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 84.071243] r9:c6813f60 r8:c30200c0 r7:00000009 r6:b6db9000 r5:c693c280 r4:c0c57064 <0>[ 84.079292] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 84.087414] r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6db9000 r5:c693c280 r4:00000000 <0>[ 84.095453] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 84.102881] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6812000 r5:c693c280 <0>[ 84.110991] r4:c693c280 <0>[ 84.113821] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 84.121248] r9:c6812000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000009 r4:00000009 <0>[ 84.129290] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 84.137141] Exception stack(0xc6813fa8 to 0xc6813ff0) <0>[ 84.142482] 3fa0: 00000009 00000009 00000001 b6db9000 00000009 00000000 <0>[ 84.150951] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4 <0>[ 84.159415] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6 <0>[ 84.164759] Code: e34a3bcd e3060494 e34c01ad e0233002 (e5843000) <4>[ 84.171150] ---[ end trace ea4e67d5a6cc0baf ]--- # Segmentation fault # [ 83.711389] lkdtm: Performing direct entry WRITE_RO # [ 83.717240] lkdtm: attempting bad rodata write at c15ec12c # [ 83.725785] 8<--- cut here --- # [ 83.731523] Unable to handle kernel paging request at virtual address c15ec12c # [ 83.740925] pgd = 9a5c6bdf # [ 83.746326] [c15ec12c] *pgd=1141941e(bad) # [ 83.753488] Internal error: Oops: 80d [#12] SMP ARM # [ 83.761399] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 83.793377] CPU: 2 PID: 2424 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 83.804240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.813394] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 83.820867] LR is at 0x0 # [ 83.826182] pc : [] lr : [<00000000>] psr: 600e0013 # [ 83.835139] sp : c6813e50 ip : 00000027 fp : c6813e64 # [ 83.842716] r10: 00000009 r9 : c1ad5690 r8 : c15ebe94 # [ 83.850378] r7 : c6813f60 r6 : 00000009 r5 : c5eae000 r4 : c15ec12c # [ 83.859427] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e4 r0 : c1ad6494 # [ 83.868567] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 83.878481] Control: 10c5387d Table: 15fd404a DAC: 00000051 # [ 83.886665] Process cat (pid: 2424, stack limit = 0x09226381) # [ 83.895191] Stack: (0xc6813e50 to 0xc6814000) # [ 83.902251] 3e40: 00000028 c5eae000 c6813e74 c6813e68 # [ 83.913384] 3e60: c0c56c84 c13c6c2c c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c693c280 # [ 83.924688] 3e80: b6db9000 00000009 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070 # [ 83.935907] 3ea0: 00000000 c693c280 b6db9000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8 # [ 83.947214] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000 # [ 83.958520] 3ee0: b6db9000 00020000 00000004 00000009 0001fff7 c6813ee0 00000001 b6db8000 # [ 83.969739] 3f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 83.980525] 3f20: 00000000 00000000 c13dc130 dec96503 c206c120 c693c280 c693c280 c6812000 # [ 83.988993] 3f40: b6db9000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c # [ 83.997463] 3f60: 00000000 00000000 c6813fac dec96503 00000009 00000009 b6f00e00 00000004 # [ 84.005931] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8 # [ 84.014399] 3fa0: c03000c0 c059be8c 00000009 00000009 00000001 b6db9000 00000009 00000000 # [ 84.022868] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4 # [ 84.031336] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6 800e0030 00000001 00000000 00000000 # [ 84.039790] Backtrace: # [ 84.042555] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.050849] r5:c5eae000 r4:00000028 # [ 84.054723] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.063033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 84.071243] r9:c6813f60 r8:c30200c0 r7:00000009 r6:b6db9000 r5:c693c280 r4:c0c57064 # [ 84.079292] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 84.087414] r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6db9000 r5:c693c280 r4:00000000 # [ 84.095453] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 84.102881] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6812000 r5:c693c280 # [ 84.110991] r4:c693c280 # [ 84.113821] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 84.121248] r9:c6812000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000009 r4:00000009 # [ 84.129290] [<6>[ 84.653380] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT ] (sys_write) from [[ 84.660504] lkdtm: attempting bad ro_after_init write at c1b88c60 3000c0>] (ret_fast_syscall+0x0/0x<1>[ 84.669653] 8<--- cut here --- 28) # [ 84.137141] c[e p 84.675754] Unable to handle kernel paging request at virtual address c1b88c60 ion stack(0xc6813fa8< 1t>o[ 0 x 84.685589] pgd = a2aea605 6813ff0) # [ 84.142482] 3fa0: <1>[ 84.690821] [c1b88c60] *pgd=11a1941e(bad) 00000009 0000<0>[ 84.697972] Internal error: Oops: 80d [#13] SMP ARM 009 00000001 b6db9000 00000009 00<4>[ 84.705798] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 000000 # [ 84.150951] 3fc0: 00<4>[ 84.737775] CPU: 1 PID: 2499 Comm: cat Tainted: G D W 5.10.201-cip40 #1 000009 00000009 b6f00e00< 40>0[0 84.748637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0004 00000001 00000000 00020000 b<4>[ 84.757878] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 ea25ac4 # [ 84.159415] 3fe0: 0<4>[ 84.766329] LR is at __irq_work_queue_local+0x40/0x74 0000004 bea257f8 b6e6ad8f b<64d>f 84.774494] pc : [] lr : [] psr: 600e0013 17e6 # [ 84.16475<94]> [C o d 84.783538] sp : c5e91e50 ip : c5e91d58 fp : c5e91e64 : e34a3bcd e3060<449>4[ e 3 48c4.791285] r10: 00000014 r9 : c1ad569c r8 : c15ebe94 1ad e0233002 (e5843000<)4 > [ # 84.798864] r7 : c5e91f60 r6 : 00000014 r5 : c417d000 r4 : c1b88c60 [ 84.171150] ---[< 4e>[n d t84.807997] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad6494 ace ea4e67d5a6cc0baf ]---< 4 >[# 84.816965] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none WRITE_RO: missing 'calt[r a 84.826794] Control: 10c5387d Table: 15fd004a DAC: 00000051 e:': [FAIL] not ok 39 sele[ 84.835150] Process cat (pid: 2499, stack limit = 0x157664b5) ts: lkdtm: WRITE_RO.s#[ e x84.843675] Stack: (0xc5e91e50 to 0xc5e92000) it=1 # selftests: lkdtm: WRIT[ 84.850564] 1e40: 00000029 c417d000 c5e91e74 c5e91e68 RO_AFTER_INIT.sh <0>[ 84.861700] 1e60: c0c56c84 c13c6c7c c5e91e9c c5e91e78 c0c57184 c0c56c64 c0c57064 c6a3be00 <0>[ 84.871704] 1e80: b6e32000 00000014 c30200c0 c5e91f60 c5e91ec4 c5e91ea0 c07e13f8 c0c57070 <0>[ 84.880173] 1ea0: 00000000 c6a3be00 b6e32000 c2815800 c5e91f60 c07e1394 c5e91f5c c5e91ec8 <0>[ 84.888643] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c5e90000 <0>[ 84.897112] 1ee0: b6e32000 00020000 00000004 00000014 0001ffec c5e91ee0 00000001 b6e31000 <0>[ 84.905578] 1f00: c5e1a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 84.914048] 1f20: 00000000 00000000 c13dc130 04b2b1f4 c206c120 c6a3be00 c6a3be00 c5e90000 <0>[ 84.922516] 1f40: b6e32000 00000000 00000000 00000004 c5e91f94 c5e91f60 c059be08 c059b75c <0>[ 84.930983] 1f60: 00000000 00000000 c5e91fac 04b2b1f4 00000014 00000014 b6f79e00 00000004 <0>[ 84.939452] 1f80: c03002e4 c5e90000 c5e91fa4 c5e91f98 c059be98 c059bda0 00000000 c5e91fa8 <0>[ 84.947920] 1fa0: c03000c0 c059be8c 00000014 00000014 00000001 b6e32000 00000014 00000000 <0>[ 84.956389] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4 <0>[ 84.964856] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000 <0>[ 84.973311] Backtrace: <0>[ 84.976078] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 84.985326] r5:c417d000 r4:00000029 <0>[ 84.989198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 84.997509] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 85.005720] r9:c5e91f60 r8:c30200c0 r7:00000014 r6:b6e32000 r5:c6a3be00 r4:c0c57064 <0>[ 85.013769] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 85.021893] r9:c07e1394 r8:c5e91f60 r7:c2815800 r6:b6e32000 r5:c6a3be00 r4:00000000 <0>[ 85.029933] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 85.037361] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c5e90000 r5:c6a3be00 <0>[ 85.045471] r4:c6a3be00 <0>[ 85.048303] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 85.055732] r9:c5e90000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000014 r4:00000014 <0>[ 85.063773] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 85.071628] Exception stack(0xc5e91fa8 to 0xc5e91ff0) <0>[ 85.076972] 1fa0: 00000014 00000014 00000001 b6e32000 00000014 00000000 <0>[ 85.085443] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4 <0>[ 85.093908] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6 <0>[ 85.099253] Code: e34a3bcd e3060494 e34c01ad e0233002 (e5843000) <4>[ 85.105642] ---[ end trace ea4e67d5a6cc0bb0 ]--- # Segmentation fault # [ 84.653380] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 84.660504] lkdtm: attempting bad ro_after_init write at c1b88c60 # [ 84.669653] 8<--- cut here --- # [ 84.675754] Unable to handle kernel paging request at virtual address c1b88c60 # [ 84.685589] pgd = a2aea605 # [ 84.690821] [c1b88c60] *pgd=11a1941e(bad) # [ 84.697972] Internal error: Oops: 80d [#13] SMP ARM # [ 84.705798] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 84.737775] CPU: 1 PID: 2499 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 84.748637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.757878] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 84.766329] LR is at __irq_work_queue_local+0x40/0x74 # [ 84.774494] pc : [] lr : [] psr: 600e0013 # [ 84.783538] sp : c5e91e50 ip : c5e91d58 fp : c5e91e64 # [ 84.791285] r10: 00000014 r9 : c1ad569c r8 : c15ebe94 # [ 84.798864] r7 : c5e91f60 r6 : 00000014 r5 : c417d000 r4 : c1b88c60 # [ 84.807997] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad6494 # [ 84.816965] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 84.826794] Control: 10c5387d Table: 15fd004a DAC: 00000051 # [ 84.835150] Process cat (pid: 2499, stack limit = 0x157664b5) # [ 84.843675] Stack: (0xc5e91e50 to 0xc5e92000) # [ 84.850564] 1e40: 00000029 c417d000 c5e91e74 c5e91e68 # [ 84.861700] 1e60: c0c56c84 c13c6c7c c5e91e9c c5e91e78 c0c57184 c0c56c64 c0c57064 c6a3be00 # [ 84.871704] 1e80: b6e32000 00000014 c30200c0 c5e91f60 c5e91ec4 c5e91ea0 c07e13f8 c0c57070 # [ 84.880173] 1ea0: 00000000 c6a3be00 b6e32000 c2815800 c5e91f60 c07e1394 c5e91f5c c5e91ec8 # [ 84.888643] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c5e90000 # [ 84.897112] 1ee0: b6e32000 00020000 00000004 00000014 0001ffec c5e91ee0 00000001 b6e31000 # [ 84.905578] 1f00: c5e1a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 84.914048] 1f20: 00000000 00000000 c13dc130 04b2b1f4 c206c120 c6a3be00 c6a3be00 c5e90000 # [ 84.922516] 1f40: b6e32000 00000000 00000000 00000004 c5e91f94 c5e91f60 c059be08 c059b75c # [ 84.930983] 1f60: 00000000 00000000 c5e91fac 04b2b1f4 00000014 00000014 b6f79e00 00000004 # [ 84.939452] 1f80: c03002e4 c5e90000 c5e91fa4 c5e91f98 c059be98 c059bda0 00000000 c5e91fa8 # [ 84.947920] 1fa0: c03000c0 c059be8c 00000014 00000014 00000001 b6e32000 00000014 00000000 # [ 84.956389] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4 # [ 84.964856] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000 # [ 84.973311] Backtrace: # [ 84.976078] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.985326] r5:c417d000 r4:00000029 # [ 84.989198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.997509] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.005720] r9:c5e91f60 r8:c30200c0 r7:00000014 r6:b6e32000 r5:c6a3be00 r4:c0c57064 # [ 85.013769] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.021893] r9:c07e1394 r8:c5e91f60 r7:c2815800 r6:b6e32000 r5:c6a3be00 r4:00000000 # [ 85.029933] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.037361] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c5e90000 r5:c6a3be00 # [ 85.045471] r4:c6a3be00 # [ 85.048303] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.055732] r9:c5e90000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000014 r4:00000014 # [ 85.063773] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 85.071628] Exception stack(0xc5e91fa8 to 0xc5e91ff0) # [ 85.076972] 1fa0: 00000014 00000014 00000001 b6e32000 00000014 00000000 # [ 85.085443] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 <6>[ 85.576007] lkdtm: Performing direct entry WRITE_KERN 00020000 bed2cac4 # [ 85.09390<6>[ 85.583856] lkdtm: attempting bad 7795028 byte write at c13c6b48 8] 1fe0: 00000004 bed2c7f8 b6ee3d<1>[ 85.592874] 8<--- cut here --- 8f b6e6a7e6 # [ 85.09925<31]> 85.599007] Unable to handle kernel paging request at virtual address c13c6b48 Code: e34a3bcd e3060494 e<314>c[0 85.609011] pgd = dc5136e6 1ad e0233002 (e5843000) # [ 8<1>[ 85.614414] [c13c6b48] *pgd=1121940e(bad) 5.105642] ---[ end trace ea4e<607[ 85.621561] Internal error: Oops: 80d [#14] SMP ARM d5a6cc0bb0 ]--- # WRITE_RO_AFTER<4>[ 85.629302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 _INIT: missing 'call trace:': [F<4>[ 85.661281] CPU: 1 PID: 2575 Comm: cat Tainted: G D W 5.10.201-cip40 #1 IL] not ok 40 selftt[s : 85.672059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) kdtm: WRITE_RO_AFTER_INIT.sh # ex<4>[ 85.681126] PC is at memcpy+0x50/0x330 it=1 # selftests: lkdtm:< 4W>R[I 85.687996] LR is at 0xe92dd830 TE_KERN.sh <4>[ 85.693833] pc : [] lr : [] psr: 200e0013 <4>[ 85.701404] sp : c69f1e2c ip : e1a0c00d fp : c69f1e64 <4>[ 85.706911] r10: 0000000b r9 : c1ad56b0 r8 : e89da800 <4>[ 85.712420] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 85.719232] r3 : e1a0c00d r2 : 0076f0b4 r1 : c0c57a14 r0 : c13c6b48 <4>[ 85.726048] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 85.733470] Control: 10c5387d Table: 1686804a DAC: 00000051 <0>[ 85.739502] Process cat (pid: 2575, stack limit = 0x31ed1d04) <0>[ 85.745533] Stack: (0xc69f1e2c to 0xc69f2000) <0>[ 85.750184] 1e20: c0c579f4 0076f154 c69f1f60 c15ebe94 c13c6b48 <0>[ 85.758655] 1e40: c13c6b48 c13c6d2c 0000002a c417d000 0000000b c69f1f60 c69f1e74 c69f1e68 <0>[ 85.767123] 1e60: c0c56c84 c13c6cec c69f1e9c c69f1e78 c0c57184 c0c56c64 c0c57064 c6a3af00 <0>[ 85.775593] 1e80: b6dcb000 0000000b c30200c0 c69f1f60 c69f1ec4 c69f1ea0 c07e13f8 c0c57070 <0>[ 85.784063] 1ea0: 00000000 c6a3af00 b6dcb000 c2815800 c69f1f60 c07e1394 c69f1f5c c69f1ec8 <0>[ 85.792533] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c69f0000 <0>[ 85.801001] 1ee0: b6dcb000 00020000 00000004 0000000b 0001fff5 c69f1ee0 00000001 b6dca000 <0>[ 85.809468] 1f00: c69b57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 85.817937] 1f20: 00000000 00000000 c13dc130 dc0f65ec c206c120 c6a3af00 c6a3af00 c69f0000 <0>[ 85.826405] 1f40: b6dcb000 00000000 00000000 00000004 c69f1f94 c69f1f60 c059be08 c059b75c <0>[ 85.834873] 1f60: 00000000 00000000 c69f1fac dc0f65ec 0000000b 0000000b b6f12e00 00000004 <0>[ 85.843342] 1f80: c03002e4 c69f0000 c69f1fa4 c69f1f98 c059be98 c059bda0 00000000 c69f1fa8 <0>[ 85.851809] 1fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dcb000 0000000b 00000000 <0>[ 85.860278] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4 <0>[ 85.868745] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6 800e0030 00000001 00000000 00000000 <0>[ 85.877201] Backtrace: <0>[ 85.879975] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 85.888445] r7:c69f1f60 r6:0000000b r5:c417d000 r4:0000002a <0>[ 85.894404] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 85.902715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 85.910925] r9:c69f1f60 r8:c30200c0 r7:0000000b r6:b6dcb000 r5:c6a3af00 r4:c0c57064 <0>[ 85.918975] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 85.927101] r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6dcb000 r5:c6a3af00 r4:00000000 <0>[ 85.935139] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 85.942569] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c69f0000 r5:c6a3af00 <0>[ 85.950681] r4:c6a3af00 <0>[ 85.953510] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 85.960940] r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000000b r4:0000000b <0>[ 85.968980] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 85.976832] Exception stack(0xc69f1fa8 to 0xc69f1ff0) <0>[ 85.982173] 1fa0: 0000000b 0000000b 00000001 b6dcb000 0000000b 00000000 <0>[ 85.990641] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4 <0>[ 85.999104] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6 <0>[ 86.004448] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 86.010836] ---[ end trace ea4e67d5a6cc0bb1 ]--- # Segmentation fault # [ 85.576007] lkdtm: Performing direct entry WRITE_KERN # [ 85.583856] lkdtm: attempting bad 7795028 byte write at c13c6b48 # [ 85.592874] 8<--- cut here --- # [ 85.599007] Unable to handle kernel paging request at virtual address c13c6b48 # [ 85.609011] pgd = dc5136e6 # [ 85.614414] [c13c6b48] *pgd=1121940e(bad) # [ 85.621561] Internal error: Oops: 80d [#14] SMP ARM # [ 85.629302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 85.661281] CPU: 1 PID: 2575 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 85.672059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.681126] PC is at memcpy+0x50/0x330 # [ 85.687996] LR is at 0xe92dd830 # [ 85.693833] pc : [] lr : [] psr: 200e0013 # [ 85.701404] sp : c69f1e2c ip : e1a0c00d fp : c69f1e64 # [ 85.706911] r10: 0000000b r9 : c1ad56b0 r8 : e89da800 # [ 85.712420] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 85.719232] r3 : e1a0c00d r2 : 0076f0b4 r1 : c0c57a14 r0 : c13c6b48 # [ 85.726048] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 85.733470] Control: 10c5387d Table: 1686804a DAC: 00000051 # [ 85.739502] Process cat (pid: 2575, stack limit = 0x31ed1d04) # [ 85.745533] Stack: (0xc69f1e2c to 0xc69f2000) # [ 85.750184] 1e20: c0c579f4 0076f154 c69f1f60 c15ebe94 c13c6b48 # [ 85.758655] 1e40: c13c6b48 c13c6d2c 0000002a c417d000 0000000b c69f1f60 c69f1e74 c69f1e68 # [ 85.767123] 1e60: c0c56c84 c13c6cec c69f1e9c c69f1e78 c0c57184 c0c56c64 c0c57064 c6a3af00 # [ 85.775593] 1e80: b6dcb000 0000000b c30200c0 c69f1f60 c69f1ec4 c69f1ea0 c07e13f8 c0c57070 # [ 85.784063] 1ea0: 00000000 c6a3af00 b6dcb000 c2815800 c69f1f60 c07e1394 c69f1f5c c69f1ec8 # [ 85.792533] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c69f0000 # [ 85.801001] 1ee0: b6dcb000 00020000 00000004 0000000b 0001fff5 c69f1ee0 00000001 b6dca000 # [ 85.809468] 1f00: c69b57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 85.817937] 1f20: 00000000 00000000 c13dc130 dc0f65ec c206c120 c6a3af00 c6a3af00 c69f0000 # [ 85.826405] 1f40: b6dcb000 00000000 00000000 00000004 c69f1f94 c69f1f60 c059be08 c059b75c # [ 85.834873] 1f60: 00000000 00000000 c69f1fac dc0f65ec 0000000b 0000000b b6f12e00 00000004 # [ 85.843342] 1f80: c03002e4 c69f0000 c69f1fa4 c69f1f98 c059be98 c059bda0 00000000 c69f1fa8 # [ 85.851809] 1fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dcb000 0000000b 00000000 # [ 85.860278] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4 # [ 85.868745] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6 800e0030 00000001 00000000 00000000 # [ 85.877201] Backtrace: # [ 85.879975] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.888445] r7:c69f1f60 r6:0000000b r5:c417d000 r4:0000002a # [ 85.894404] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.902715] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.910925] r9:c69f1f60 r8:c30200c0 r7:0000000b r6:b6dcb000 r5:c6a3af00 r4:c0c57064 # [ 85.918975] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.927101] r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6dcb000 r5:c6a3af00 r4:00000000 # [ 85.935139] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.942569] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c69f0000 r5:c6a3af00 # [ 85.950681] r4:c6a3af00 # [ 85.953510] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.9<6>[ 86.455382] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 60940] r9:c69f0000 r8:c03002e4 r<6>[ 86.463299] lkdtm: attempting good refcount_inc() without overflow 7:00000004 r6:b6f12e00 r5:0000000<6>[ 86.472463] lkdtm: attempting bad refcount_inc() overflow b r4:0000000b # [ 85.968980] [<4>[ 86.481057] ------------[ cut here ]------------ ] (sys_write) from [[ 86.488735] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 3000c0>] (ret_fast_syscall+0x0/0x<4>[ 86.500294] refcount_t: saturated; leaking memory. 28) # [ 85.976832] Exception s<4>[ 86.508191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 tack(0xc69f1fa8 to 0xc69f1ff0) #<4>[ 86.540177] CPU: 3 PID: 2651 Comm: cat Tainted: G D W 5.10.201-cip40 #1 [ 85.982173<]4 >1[f a 08:6 . 50988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00<040>0[0 0 b 6.559681] Backtrace: 0000000b 00000001 b6dcb000 0<040>[ 86.564568] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 000b 00000000 #< 4[> [ 8 58.6.574993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 90641] 1fc0: 0000000b< 40>0[0 0 086.582999] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00b b6f12e00 00000004 00000<040>1 86.592826] [] (dump_stack) from [] (__warn+0x98/0x14c) 00000000 000200<40>0[ b e d836d602556] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 ac4 # [ 85.9991<044>][ 1 f 8e.612554] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0: 00000004 bed3f[8 b 68e6.622377] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c42ea000 cd8f b6e037e6 # [ 8<64.>0[0 4 86.630381] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 48] Code: f5d15[c f 58d61.641938] r9:c1ad56bc r8:c15ebe94 r7:c42ebf60 r6:00000016 r5:c459d000 r4:c42ea000 07c e8b151f8 e2522020 (a[0 5 86.651939] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) 1f8) # [ 86.010836] --<-4[> [ 86.664197] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) nd trace ea4e67d5a<64c>c[0 b b 186.677053] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) ]--- # WT[E _ K E8R6N.:6 8m607] r4:0000002b issing 'call trace<:4'>:[ [ F A86.693141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) L] not ok 41 selftests: lt[ 86.703578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) : WRITE_KERN.sh <#4 >e[x i t =816.714263] r9:c42ebf60 r8:c30200c0 r7:00000016 r6:b6eaa000 r5:c43b9040 r4:c0c57064 # selftests: lkdtm: REFCOUN[ 86.724356] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) NC_OVERFLOW.sh < 4>[ 86.735037] r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6eaa000 r5:c43b9040 r4:00000000 <4>[ 86.744428] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 86.751832] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c42ea000 r5:c43b9040 <4>[ 86.759925] r4:c43b9040 <4>[ 86.762730] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 86.770137] r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000016 r4:00000016 <4>[ 86.778152] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 86.785987] Exception stack(0xc42ebfa8 to 0xc42ebff0) <4>[ 86.791309] bfa0: 00000016 00000016 00000001 b6eaa000 00000016 00000000 <4>[ 86.799757] bfc0: 00000016 00000016 b6ff1e00 00000004 00000001 00000000 00020000 be88fac4 <4>[ 86.808201] bfe0: 00000004 be88f7f8 b6f5bd8f b6ee27e6 <4>[ 86.813590] irq event stamp: 0 <4>[ 86.816945] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 86.822797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 86.830594] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 86.838399] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 86.844248] ---[ end trace ea4e67d5a6cc0bb2 ]--- <6>[ 86.849206] lkdtm: Overflow detected: saturated # [ 86.455382] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 86.463299] lkdtm: attempting good refcount_inc() without overflow # [ 86.472463] lkdtm: attempting bad refcount_inc() overflow # [ 86.481057] ------------[ cut here ]------------ # [ 86.488735] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 86.500294] refcount_t: saturated; leaking memory. # [ 86.508191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 86.540177] CPU: 3 PID: 2651 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 86.550988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.559681] Backtrace: # [ 86.564568] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 86.574993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 86.582999] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 86.592826] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 86.602556] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 # [ 86.612554] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 86.622377] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c42ea000 # [ 86.630381] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 86.641938] r9:c1ad56bc r8:c15ebe94 r7:c42ebf60 r6:00000016 r5:c459d000 r4:c42ea000 # [ 86.651939] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 86.664197] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 86.677053] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.688607] r4:0000002b # [ 86.693141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.703578] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.714263] r9:c42ebf60 r8:c30200c0 r7:00000016 r6:b6eaa000 r5:c43b9040 r4:c0c57064 # [ 86.724356] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 86.735037] r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6eaa000 r5:c43b9040 r4:00000000 # [ 86.744428] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.751832] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c42ea000 r5:c43b9040 # [ 86.759925] r4:c43b9040 # [ 86.762730] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.770137] r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000016 r4:00000016 # [ 86.778152] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.785987] Exception stack(0xc42ebfa8 to 0xc42ebff0) # [ 86.791309] bfa0: 00000016 00000016 00000001 b6eaa000 00000016 00000000 # [ 86.799757] bfc0: 00000016 00000016 b6ff1e00 00000004 00000001 00000000 00020000 be88fac4 # [ 86.808201] bfe0: 00000004 be88f7f8 b6f5bd8f b6ee27e6 # [ 86.813590] irq event stamp: 0 # [ 86.816945] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.822797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 86.830594] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 86.838399] softirqs last disabled at (0): [<00000000>] 0x0 # [ 8<6>[ 87.258574] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 6.844248] ---<[6 >e[n d t8r7a.c65758] lkdtm: attempting good refcount_add() without overflow e ea4e67d5a6cc0bb2 ]--- # [ 86<6>[ 87.274312] lkdtm: attempting bad refcount_add() overflow .849206] lkdtm: Overflow detected<4>[ 87.282699] ------------[ cut here ]------------ : saturated # REFCOUNT_INC_OVERF<4>[ 87.290463] WARNING: CPU: 2 PID: 2686 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 LOW: missing 'call trace:': [FAIL<4>[ 87.301989] refcount_t: saturated; leaking memory. ] not ok 42 selftests: lkdtm: RE<4>[ 87.309903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 FCOUNT_INC_OVERFLOW.sh # exit=1 <4>[ 87.341879] CPU: 2 PID: 2686 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # selftests:< 4l>k[d t m :8 7R.E352692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) COUNT_ADD_OVERFLOW.<4s>h[ 87.361389] Backtrace: <4>[ 87.366106] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 87.373951] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 87.379889] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 87.387481] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 87.394717] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 <4>[ 87.402735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 87.410489] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c6cb4000 <4>[ 87.416425] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 87.425656] r9:c1ad56d4 r8:c15ebe94 r7:c6cb5f60 r6:00000016 r5:c441a000 r4:c6cb4000 <4>[ 87.433681] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 87.443613] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 87.453976] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 87.463375] r4:0000002c <4>[ 87.466184] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 87.474467] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 87.482657] r9:c6cb5f60 r8:c30200c0 r7:00000016 r6:b6e20000 r5:c4127b80 r4:c0c57064 <4>[ 87.490681] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 87.498785] r9:c07e1394 r8:c6cb5f60 r7:c2815800 r6:b6e20000 r5:c4127b80 r4:00000000 <4>[ 87.506802] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 87.514211] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6cb4000 r5:c4127b80 <4>[ 87.522307] r4:c4127b80 <4>[ 87.525115] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 87.532523] r9:c6cb4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000016 r4:00000016 <4>[ 87.540542] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 87.548380] Exception stack(0xc6cb5fa8 to 0xc6cb5ff0) <4>[ 87.553706] 5fa0: 00000016 00000016 00000001 b6e20000 00000016 00000000 <4>[ 87.562156] 5fc0: 00000016 00000016 b6f67e00 00000004 00000001 00000000 00020000 beac4ac4 <4>[ 87.570603] 5fe0: 00000004 beac47f8 b6ed1d8f b6e587e6 <4>[ 87.576006] irq event stamp: 0 <4>[ 87.579383] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 87.585240] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 87.593059] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 87.600907] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 87.606800] ---[ end trace ea4e67d5a6cc0bb3 ]--- <6>[ 87.611699] lkdtm: Overflow detected: saturated # [ 87.258574] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 87.265758] lkdtm: attempting good refcount_add() without overflow # [ 87.274312] lkdtm: attempting bad refcount_add() overflow # [ 87.282699] ------------[ cut here ]------------ # [ 87.290463] WARNING: CPU: 2 PID: 2686 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 87.301989] refcount_t: saturated; leaking memory. # [ 87.309903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 87.341879] CPU: 2 PID: 2686 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 87.352692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.361389] Backtrace: # [ 87.366106] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.373951] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 87.379889] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.387481] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.394717] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 # [ 87.402735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.410489] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c6cb4000 # [ 87.416425] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 87.425656] r9:c1ad56d4 r8:c15ebe94 r7:c6cb5f60 r6:00000016 r5:c441a000 r4:c6cb4000 # [ 87.433681] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 87.443613] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 87.453976] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.463375] r4:0000002c # [ 87.466184] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.474467] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.482657] r9:c6cb5f60 r8:c30200c0 r7:00000016 r6:b6e20000 r5:c4127b80 r4:c0c57064 # [ 87.490681] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 87.498785] r9:c07e1394 r8:c6cb5f60 r7:c2815800 r6:b6e20000 r5:c4127b80 r4:00000000 # [ 87.506802] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.514211] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6cb4000 r5:c4127b80 # [ 87.522307] r4:c4127b80 # [ 87.525115] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.532523] r9:c6cb4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000016 r4:00000016 # [ 87.540542] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.548380] Exception stack(0xc6cb5fa8 to 0xc6cb5ff0) # [ 87.553706] 5fa0: 00000016 00000016 00000001 b6e20000 00000016 00000000 # [ 87.562156] 5fc0: 00000016 00000016 b6f67e00 00000004 00000001 00000000 00020000 beac4ac4 # [ 87.570603] 5fe0: 00000004 beac47f8 b6ed1d8f b6e587e6 # [ 87.576006] irq event stamp: 0 # [ 87.579383] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.585240] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 87.593059] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 87.600907] softirqs last disabled at (0): [<00000000>] 0x0 # [ 87.606800] ---[ end trace ea4e67d5a6cc0bb3 ]--- # [ 87.611699] lkdtm: Overflow detected: saturated # REFCOUN<6>[ 88.026462] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW T_ADD_OVERFLOW: missg[ ' c 88.036156] lkdtm: attempting bad refcount_inc_not_zero() overflow ll trace:': [FAIL] not ok 43 sel<4>[ 88.045032] ------------[ cut here ]------------ ftests: lkdtm: REFCOUNT_ADD_OVERF<4>[ 88.052684] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 LOW.sh # exit=1 # selftests: lkd<4>[ 88.064196] refcount_t: saturated; leaking memory. tm: REFCOUNT_INC_NOT_ZERO_OVERFLO<4>[ 88.072105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 W.sh <4>[ 88.104091] CPU: 3 PID: 2721 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 88.112559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 88.119352] Backtrace: <4>[ 88.122081] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 88.129922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 88.135853] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 88.143438] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 88.150670] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 <4>[ 88.158686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 88.166436] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41a2000 <4>[ 88.172368] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 88.181597] r9:c1ad56ec r8:c15ebe94 r7:c41a3f60 r6:0000001f r5:c451b000 r4:7fffffff <4>[ 88.189616] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 88.200322] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 88.212237] r5:c451b000 r4:c41a2000 <4>[ 88.216090] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 88.226268] r4:0000002d <4>[ 88.229071] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 88.237351] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 88.245538] r9:c41a3f60 r8:c30200c0 r7:0000001f r6:b6e80000 r5:c43b9540 r4:c0c57064 <4>[ 88.253558] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 88.261656] r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e80000 r5:c43b9540 r4:00000000 <4>[ 88.269669] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 88.277073] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c41a2000 r5:c43b9540 <4>[ 88.285168] r4:c43b9540 <4>[ 88.287971] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 88.295376] r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000001f r4:0000001f <4>[ 88.303391] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 88.311226] Exception stack(0xc41a3fa8 to 0xc41a3ff0) <4>[ 88.316547] 3fa0: 0000001f 0000001f 00000001 b6e80000 0000001f 00000000 <4>[ 88.324994] 3fc0: 0000001f 0000001f b6fc7e00 00000004 00000001 00000000 00020000 be874ac4 <4>[ 88.333439] 3fe0: 00000004 be8747f8 b6f31d8f b6eb87e6 <4>[ 88.338821] irq event stamp: 0 <4>[ 88.342155] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 88.348035] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 88.355814] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 88.363645] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 88.369529] ---[ end trace ea4e67d5a6cc0bb4 ]--- <6>[ 88.374422] lkdtm: Overflow detected: saturated # [ 88.026462] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 88.036156] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 88.045032] ------------[ cut here ]------------ # [ 88.052684] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 88.064196] refcount_t: saturated; leaking memory. # [ 88.072105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 88.104091] CPU: 3 PID: 2721 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 88.112559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.119352] Backtrace: # [ 88.122081] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.129922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 88.135853] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.143438] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.150670] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 # [ 88.158686] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.166436] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41a2000 # [ 88.172368] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 88.181597] r9:c1ad56ec r8:c15ebe94 r7:c41a3f60 r6:0000001f r5:c451b000 r4:7fffffff # [ 88.189616] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 88.200322] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 88.212237] r5:c451b000 r4:c41a2000 # [ 88.216090] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.226268] r4:0000002d # [ 88.229071] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.237351] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.245538] r9:c41a3f60 r8:c30200c0 r7:0000001f r6:b6e80000 r5:c43b9540 r4:c0c57064 # [ 88.253558] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 88.261656] r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e80000 r5:c43b9540 r4:00000000 # [ 88.269669] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.277073] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c41a2000 r5:c43b9540 # [ 88.285168] r4:c43b9540 # [ 88.287971] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.295376] r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000001f r4:0000001f # [ 88.303391] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.311226] Exception stack(0xc41a3fa8 to 0xc41a3ff0) # [ 88.316547] 3fa0: 0000001f 0000001f 00000001 b6e80000 0000001f 00000000 # [ 88.324994] 3fc0: 0000001f 0000001f b6fc7e00 00000004 00000001 00000000 00020000 be874ac4 # [ 88.333439] 3fe0: 00000004 be8747f8 b6f31d8f b6eb87e6 # [ 88.338821] irq event stamp: 0 # [ 88.342155] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.348035] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 88.355814] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 88.363645] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.369529] ---[ end trace ea4e67d5a6cc0bb4 ]--- # [ 88.<6>[ 88.793098] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 374422] lkdtm: Overflow detected:<6>[ 88.801787] lkdtm: attempting bad refcount_add_not_zero() overflow saturated # REFCOUNT_INC_NOT_ZE<4>[ 88.811098] ------------[ cut here ]------------ RO_OVERFLOW: missing 'call trace:<4>[ 88.818959] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ': [FAIL] not ok 44 selftests: l<4>[ 88.830500] refcount_t: saturated; leaking memory. kdtm: REFCOUNT_INC_NOT_ZERO_OVERF<4>[ 88.838510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 LOW.sh # exit=1 # selftests: lkd<4>[ 88.870432] CPU: 0 PID: 2756 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 88.881256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 88.888048] Backtrace: <4>[ 88.890777] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 88.898618] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 88.904551] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 88.912135] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 88.919366] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 <4>[ 88.927381] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 88.935131] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c4574000 <4>[ 88.941062] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 88.950291] r9:c1ad570c r8:c15ebe94 r7:c4575f60 r6:0000001f r5:c5fb6000 r4:7fffffff <4>[ 88.958308] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 88.969015] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 88.980931] r5:c5fb6000 r4:c4574000 <4>[ 88.984780] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 88.994957] r4:0000002e <4>[ 88.997761] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 89.006039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 89.014225] r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6dfe000 r5:c6810640 r4:c0c57064 <4>[ 89.022244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 89.030343] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6dfe000 r5:c6810640 r4:00000000 <4>[ 89.038356] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 89.045761] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c4574000 r5:c6810640 <4>[ 89.053854] r4:c6810640 <4>[ 89.056658] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 89.064062] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f <4>[ 89.072078] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 89.079913] Exception stack(0xc4575fa8 to 0xc4575ff0) <4>[ 89.085234] 5fa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 <4>[ 89.093680] 5fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb82ac4 <4>[ 89.102125] 5fe0: 00000004 beb827f8 b6eafd8f b6e367e6 tm: REFCOUNT_ADD_NOT_ZERO_OVERFLO<4>[ 89.107507] irq event stamp: 0 W.sh <4>[ 89.113675] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 89.120050] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.127844] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.135605] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 89.141470] ---[ end trace ea4e67d5a6cc0bb5 ]--- <6>[ 89.146382] lkdtm: Overflow detected: saturated # [ 88.793098] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 88.801787] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 88.811098] ------------[ cut here ]------------ # [ 88.818959] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 88.830500] refcount_t: saturated; leaking memory. # [ 88.838510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 88.870432] CPU: 0 PID: 2756 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 88.881256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.888048] Backtrace: # [ 88.890777] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.898618] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 88.904551] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.912135] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.919366] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 # [ 88.927381] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.935131] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c4574000 # [ 88.941062] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 88.950291] r9:c1ad570c r8:c15ebe94 r7:c4575f60 r6:0000001f r5:c5fb6000 r4:7fffffff # [ 88.958308] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 88.969015] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 88.980931] r5:c5fb6000 r4:c4574000 # [ 88.984780] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.994957] r4:0000002e # [ 88.997761] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.006039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.014225] r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6dfe000 r5:c6810640 r4:c0c57064 # [ 89.022244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.030343] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6dfe000 r5:c6810640 r4:00000000 # [ 89.038356] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.045761] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c4574000 r5:c6810640 # [ 89.053854] r4:c6810640 # [ 89.056658] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.064062] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f # [ 89.072078] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.079913] Exception stack(0xc4575fa8 to 0xc4575ff0) # [ 89.085234] 5fa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 # [ 89.093680] 5fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb82ac4 # [ 89.102125] 5fe0: 00000004 beb827f8 b6eafd8f b6e367e6 # [ 89.107507] irq event stamp: 0 # [ 89.113675] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.120050] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.127844] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.135605] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.141470] ---[ end trace ea4e67d5a6cc0bb5<6>[ 89.572570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO ]--- # [ 89.146382] lkdtm: Ov<6>[ 89.578901] lkdtm: attempting good refcount_dec() erflow detected: saturated # REF<6>[ 89.586639] lkdtm: attempting bad refcount_dec() to zero COUNT_ADD_NOT_ZERO_OVERFLOW: miss<4>[ 89.595033] ------------[ cut here ]------------ ing 'call trace:': [FAIL] not ok<4>[ 89.602904] WARNING: CPU: 3 PID: 2791 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 45 selftests: lkdtm: REFCOUNT_AD<4>[ 89.614364] refcount_t: decrement hit 0; leaking memory. D_NOT_ZERO_OVERFLOW.sh # exit=1 <4>[ 89.622793] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # selftests: lkdtm: REFCOUNT_DEC_<4>[ 89.654757] CPU: 3 PID: 2791 Comm: cat Tainted: G D W 5.10.201-cip40 #1 ZERO.sh <4>[ 89.665582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 89.673149] Backtrace: <4>[ 89.675879] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 89.683718] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 89.689652] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 89.697236] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 89.704467] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 <4>[ 89.712480] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 89.720231] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4478000 <4>[ 89.726164] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 89.735391] r9:c1ad572c r8:c15ebe94 r7:c4479f60 r6:00000012 r5:c4511000 r4:c4478000 <4>[ 89.743408] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 89.753335] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 89.763348] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 89.772399] r4:0000002f <4>[ 89.775203] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 89.783483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 89.791668] r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6e43000 r5:c5e163c0 r4:c0c57064 <4>[ 89.799688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 89.807786] r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6e43000 r5:c5e163c0 r4:00000000 <4>[ 89.815800] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 89.823203] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c4478000 r5:c5e163c0 <4>[ 89.831298] r4:c5e163c0 <4>[ 89.834102] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 89.841506] r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000012 r4:00000012 <4>[ 89.849523] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 89.857358] Exception stack(0xc4479fa8 to 0xc4479ff0) <4>[ 89.862679] 9fa0: 00000012 00000012 00000001 b6e43000 00000012 00000000 <4>[ 89.871127] 9fc0: 00000012 00000012 b6f8ae00 00000004 00000001 00000000 00020000 bef2eac4 <4>[ 89.879571] 9fe0: 00000004 bef2e7f8 b6ef4d8f b6e7b7e6 <4>[ 89.884945] irq event stamp: 0 <4>[ 89.888300] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 89.894149] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.901954] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.909755] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 89.915607] ---[ end trace ea4e67d5a6cc0bb6 ]--- <6>[ 89.920531] lkdtm: Zero detected: saturated # [ 89.572570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 89.578901] lkdtm: attempting good refcount_dec() # [ 89.586639] lkdtm: attempting bad refcount_dec() to zero # [ 89.595033] ------------[ cut here ]------------ # [ 89.602904] WARNING: CPU: 3 PID: 2791 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 89.614364] refcount_t: decrement hit 0; leaking memory. # [ 89.622793] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 89.654757] CPU: 3 PID: 2791 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 89.665582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.673149] Backtrace: # [ 89.675879] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.683718] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 89.689652] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.697236] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 89.704467] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 # [ 89.712480] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.720231] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4478000 # [ 89.726164] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 89.735391] r9:c1ad572c r8:c15ebe94 r7:c4479f60 r6:00000012 r5:c4511000 r4:c4478000 # [ 89.743408] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 89.753335] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 89.763348] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.772399] r4:0000002f # [ 89.775203] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.783483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.791668] r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6e43000 r5:c5e163c0 r4:c0c57064 # [ 89.799688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.807786] r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6e43000 r5:c5e163c0 r4:00000000 # [ 89.815800] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.823203] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c4478000 r5:c5e163c0 # [ 89.831298] r4:c5e163c0 # [ 89.834102] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.841506] r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000012 r4:00000012 # [ 89.849523] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.857358] Exception stack(0xc4479fa8 to 0xc4479ff0) # [ 89.862679] 9fa0: 00000012 00000012 00000001 b6e43000 00000012 00000000 # [ 89.871127] 9fc0: 00000012 00000012 b6f8ae00 00000004 00000001 00000000 00020000 bef2eac4 # [ 89.879571] 9fe0: 00000004 bef2e7f8 b6ef4d8f b6e7b7e6 # [ 89.884945] irq event stamp: 0 # [ 89.888300] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.894149] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.901954] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.909755] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.915607] ---[ end trace ea4e67d5a6cc0bb6 ]--- # [ 89.920531] 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 <6>[ 90.363527] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 90.369933] lkdtm: attempting bad refcount_dec() below zero <4>[ 90.375809] ------------[ cut here ]------------ <4>[ 90.380755] WARNING: CPU: 3 PID: 2829 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 90.389619] refcount_t: decrement hit 0; leaking memory. <4>[ 90.395244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 90.424659] CPU: 3 PID: 2829 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 90.432671] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 90.439465] Backtrace: <4>[ 90.442195] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 90.450034] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 90.455966] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 90.463549] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 90.470782] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 <4>[ 90.478797] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 90.486549] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c41a2000 <4>[ 90.492480] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 90.501708] r9:c1ad5740 r8:c15ebe94 r7:c41a3f60 r6:00000016 r5:00000000 r4:c41a2000 <4>[ 90.509726] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 90.519650] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 90.530012] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 90.539409] r5:c4511000 r4:00000030 <4>[ 90.543255] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 90.551535] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 90.559720] r9:c41a3f60 r8:c30200c0 r7:00000016 r6:b6e33000 r5:c4236140 r4:c0c57064 <4>[ 90.567741] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 90.575840] r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e33000 r5:c4236140 r4:00000000 <4>[ 90.583853] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 90.591259] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c41a2000 r5:c4236140 <4>[ 90.599352] r4:c4236140 <4>[ 90.602156] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 90.609560] r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000016 r4:00000016 <4>[ 90.617575] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 90.625409] Exception stack(0xc41a3fa8 to 0xc41a3ff0) <4>[ 90.630730] 3fa0: 00000016 00000016 00000001 b6e33000 00000016 00000000 <4>[ 90.639177] 3fc0: 00000016 00000016 b6f7ae00 00000004 00000001 00000000 00020000 bed02ac4 <4>[ 90.647620] 3fe0: 00000004 bed027f8 b6ee4d8f b6e6b7e6 <4>[ 90.653004] irq event stamp: 0 <4>[ 90.656370] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 90.662226] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 90.670012] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 90.677804] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 90.683661] ---[ end trace ea4e67d5a6cc0bb7 ]--- <6>[ 90.688594] lkdtm: Negative detected: saturated # [ 90.363527] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 90.369933] lkdtm: attempting bad refcount_dec() below zero # [ 90.375809] ------------[ cut here ]------------ # [ 90.380755] WARNING: CPU: 3 PID: 2829 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 90.389619] refcount_t: decrement hit 0; leaking memory. # [ 90.395244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 90.424659] CPU: 3 PID: 2829 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 90.432671] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.439465] Backtrace: # [ 90.442195] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.450034] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 90.455966] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.463549] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.470782] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 # [ 90.478797] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.486549] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c41a2000 # [ 90.492480] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 90.501708] r9:c1ad5740 r8:c15ebe94 r7:c41a3f60 r6:00000016 r5:00000000 r4:c41a2000 # [ 90.509726] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 90.519650] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 90.530012] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.539409] r5:c4511000 r4:00000030 # [ 90.543255] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.551535] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.559720] r9:c41a3f60 r8:c30200c0 r7:00000016 r6:b6e33000 r5:c4236140 r4:c0c57064 # [ 90.567741] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 90.575840] r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e33000 r5:c4236140 r4:00000000 # [ 90.583853] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.591259] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c41a2000 r5:c4236140 # [ 90.599352] r4:c4236140 # [ 90.602156] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.609560] r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000016 r4:00000016 # [ 90.617575] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.625409] Exception stack(0xc41a3fa8 to 0xc41a3ff0) # [ 90.630730] 3fa0: 00000016 00000016 00000001 b6e33000 00000016 00000000 # [ 90.639177] 3fc0: 00000016 00000016 b6f7ae00 00000004 00000001 00000000 00020000 bed02ac4 # [ 90.647620] 3fe0: 00000004 bed027f8 b6ee4d8f b6e6b7e6 # [ 90.653004] irq event stamp: 0 # [ 90.656370] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.662226] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 90.670012] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 90.677804] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.683661] ---[ end trace ea4e67d5a6cc0bb7 ]--- # [ 90.688594] 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 <6>[ 91.127739] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 91.134812] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 91.141494] ------------[ cut here ]------------ <4>[ 91.146537] WARNING: CPU: 2 PID: 2865 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 91.155377] refcount_t: underflow; use-after-free. <4>[ 91.160499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 91.189936] CPU: 2 PID: 2865 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 91.197946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 91.204740] Backtrace: <4>[ 91.207470] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 91.215311] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 91.221245] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 91.228829] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 91.236061] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 <4>[ 91.244075] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 91.251826] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4574000 <4>[ 91.257759] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 91.267074] r9:c1ad5758 r8:c15ebe94 r7:c4575f60 r6:0000001f r5:00000000 r4:c4574000 <4>[ 91.275093] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 91.285804] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 91.297728] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 91.307909] r5:c469e000 r4:00000031 <4>[ 91.311753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 91.320034] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 91.328220] r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6df6000 r5:c6811b80 r4:c0c57064 <4>[ 91.336239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 91.344339] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6df6000 r5:c6811b80 r4:00000000 <4>[ 91.352353] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 91.359757] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c4574000 r5:c6811b80 <4>[ 91.367851] r4:c6811b80 <4>[ 91.370654] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 91.378059] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f <4>[ 91.386075] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 91.393910] Exception stack(0xc4575fa8 to 0xc4575ff0) <4>[ 91.399231] 5fa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 <4>[ 91.407679] 5fc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 bebecac4 <4>[ 91.416122] 5fe0: 00000004 bebec7f8 b6ea7d8f b6e2e7e6 <4>[ 91.421491] irq event stamp: 0 <4>[ 91.424825] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 91.430699] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 91.438498] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 91.446269] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 91.452162] ---[ end trace ea4e67d5a6cc0bb8 ]--- <6>[ 91.457085] lkdtm: Negative detected: saturated # [ 91.127739] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 91.134812] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 91.141494] ------------[ cut here ]------------ # [ 91.146537] WARNING: CPU: 2 PID: 2865 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 91.155377] refcount_t: underflow; use-after-free. # [ 91.160499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 91.189936] CPU: 2 PID: 2865 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 91.197946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.204740] Backtrace: # [ 91.207470] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.215311] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 91.221245] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.228829] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.236061] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 # [ 91.244075] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.251826] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4574000 # [ 91.257759] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 91.267074] r9:c1ad5758 r8:c15ebe94 r7:c4575f60 r6:0000001f r5:00000000 r4:c4574000 # [ 91.275093] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 91.285804] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 91.297728] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.307909] r5:c469e000 r4:00000031 # [ 91.311753] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.320034] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.328220] r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6df6000 r5:c6811b80 r4:c0c57064 # [ 91.336239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 91.344339] r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6df6000 r5:c6811b80 r4:00000000 # [ 91.352353] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.359757] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c4574000 r5:c6811b80 # [ 91.367851] r4:c6811b80 # [ 91.370654] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.378059] r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f # [ 91.386075] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.393910] Exception stack(0xc4575fa8 to 0xc4575ff0) # [ 91.399231] 5fa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 # [ 91.407679] 5fc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 bebecac4 # [ 91.416122] 5fe0: 00000004 bebec7f8 b6ea7d8f b6e2e7e6 # [ 91.421491] irq event stamp: 0 # [ 91.424825] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.430699] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 91.438498] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 91.446269] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.452162] ---[ end trace ea4e67d5a6cc0bb8 ]--- # [ 91.457085] 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 <6>[ 91.899458] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 91.906960] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 91.913633] ------------[ cut here ]------------ <4>[ 91.918596] WARNING: CPU: 3 PID: 2901 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 91.927529] refcount_t: underflow; use-after-free. <4>[ 91.932617] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 91.962029] CPU: 3 PID: 2901 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 91.970040] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 91.976833] Backtrace: <4>[ 91.979563] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 91.987402] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 91.993333] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 92.000917] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 92.008149] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 <4>[ 92.016165] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 92.023916] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c682e000 <4>[ 92.029848] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 92.039163] r9:c1ad5778 r8:c15ebe94 r7:c682ff60 r6:0000001f r5:c5ea8000 r4:c682e000 <4>[ 92.047182] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 92.057894] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 92.069815] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 92.079993] r4:00000032 <4>[ 92.082796] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 92.091075] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 92.099260] r9:c682ff60 r8:c30200c0 r7:0000001f r6:b6dde000 r5:c411a140 r4:c0c57064 <4>[ 92.107280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 92.115377] r9:c07e1394 r8:c682ff60 r7:c2815800 r6:b6dde000 r5:c411a140 r4:00000000 <4>[ 92.123390] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 92.130793] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c682e000 r5:c411a140 <4>[ 92.138887] r4:c411a140 <4>[ 92.141693] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 92.149098] r9:c682e000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000001f r4:0000001f <4>[ 92.157114] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 92.164950] Exception stack(0xc682ffa8 to 0xc682fff0) <4>[ 92.170271] ffa0: 0000001f 0000001f 00000001 b6dde000 0000001f 00000000 <4>[ 92.178719] ffc0: 0000001f 0000001f b6f25e00 00000004 00000001 00000000 00020000 beb77ac4 <4>[ 92.187162] ffe0: 00000004 beb777f8 b6e8fd8f b6e167e6 <4>[ 92.192545] irq event stamp: 0 <4>[ 92.195878] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 92.201754] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.209563] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.217368] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 92.223217] ---[ end trace ea4e67d5a6cc0bb9 ]--- <6>[ 92.228137] lkdtm: Negative detected: saturated # [ 91.899458] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 91.906960] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 91.913633] ------------[ cut here ]------------ # [ 91.918596] WARNING: CPU: 3 PID: 2901 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 91.927529] refcount_t: underflow; use-after-free. # [ 91.932617] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 91.962029] CPU: 3 PID: 2901 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 91.970040] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.976833] Backtrace: # [ 91.979563] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.987402] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 91.993333] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.000917] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 92.008149] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 # [ 92.016165] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.023916] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c682e000 # [ 92.029848] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 92.039163] r9:c1ad5778 r8:c15ebe94 r7:c682ff60 r6:0000001f r5:c5ea8000 r4:c682e000 # [ 92.047182] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 92.057894] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 92.069815] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.079993] r4:00000032 # [ 92.082796] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.091075] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.099260] r9:c682ff60 r8:c30200c0 r7:0000001f r6:b6dde000 r5:c411a140 r4:c0c57064 # [ 92.107280] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 92.115377] r9:c07e1394 r8:c682ff60 r7:c2815800 r6:b6dde000 r5:c411a140 r4:00000000 # [ 92.123390] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.130793] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c682e000 r5:c411a140 # [ 92.138887] r4:c411a140 # [ 92.141693] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.149098] r9:c682e000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000001f r4:0000001f # [ 92.157114] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.164950] Exception stack(0xc682ffa8 to 0xc682fff0) # [ 92.170271] ffa0: 0000001f 0000001f 00000001 b6dde000 0000001f 00000000 # [ 92.178719] ffc0: 0000001f 0000001f b6f25e00 00000004 00000001 00000000 00020000 beb77ac4 # [ 92.187162] ffe0: 00000004 beb777f8 b6e8fd8f b6e167e6 # [ 92.192545] irq event stamp: 0 # [ 92.195878] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.201754] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.209563] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.217368] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.223217] ---[ end trace ea4e67d5a6cc0bb9 ]--- # [ 92.228137] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': o<6>[ 92.658651] lkdtm: Performing direct entry REFCOUNT_INC_ZERO k ok 49 selftests: lkdtm: REFCOU<6>[ 92.667505] lkdtm: attempting safe refcount_inc_not_zero() from zero NT_SUB_AND_TEST_NEGATIVE.sh # se<6>[ 92.676903] lkdtm: Good: zero detected lftests: lkdtm: REFCN[T _ I 92.683729] lkdtm: Correctly stayed at zero C_ZERO.sh <6>[ 92.690543] lkdtm: attempting bad refcount_inc() from zero <4>[ 92.697167] ------------[ cut here ]------------ <4>[ 92.702071] WARNING: CPU: 3 PID: 2934 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 92.710906] refcount_t: addition on 0; use-after-free. <4>[ 92.716346] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 92.745755] CPU: 3 PID: 2934 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 92.753765] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 92.760558] Backtrace: <4>[ 92.763286] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 92.771127] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 92.777060] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 92.784644] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 92.791875] r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814 <4>[ 92.799890] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 92.807640] r7:00000019 r6:c1a29814 r5:c1a29824 r4:c4478000 <4>[ 92.813571] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 92.822884] r9:c1ad5798 r8:c15ebe94 r7:c4479f60 r6:00000012 r5:00000000 r4:c4478000 <4>[ 92.830903] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 92.840831] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 92.850842] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 92.859892] r5:c4511000 r4:00000033 <4>[ 92.863737] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 92.872016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 92.880202] r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6dd1000 r5:c69b3680 r4:c0c57064 <4>[ 92.888222] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 92.896321] r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6dd1000 r5:c69b3680 r4:00000000 <4>[ 92.904334] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 92.911739] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c4478000 r5:c69b3680 <4>[ 92.919832] r4:c69b3680 <4>[ 92.922635] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 92.930039] r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000012 r4:00000012 <4>[ 92.938056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 92.945891] Exception stack(0xc4479fa8 to 0xc4479ff0) <4>[ 92.951213] 9fa0: 00000012 00000012 00000001 b6dd1000 00000012 00000000 <4>[ 92.959658] 9fc0: 00000012 00000012 b6f18e00 00000004 00000001 00000000 00020000 be9c2ac4 <4>[ 92.968102] 9fe0: 00000004 be9c27f8 b6e82d8f b6e097e6 <4>[ 92.973475] irq event stamp: 0 <4>[ 92.976829] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 92.982680] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.990481] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.998299] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 93.004167] ---[ end trace ea4e67d5a6cc0bba ]--- <6>[ 93.009092] lkdtm: Zero detected: saturated # [ 92.658651] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 92.667505] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 92.676903] lkdtm: Good: zero detected # [ 92.683729] lkdtm: Correctly stayed at zero # [ 92.690543] lkdtm: attempting bad refcount_inc() from zero # [ 92.697167] ------------[ cut here ]------------ # [ 92.702071] WARNING: CPU: 3 PID: 2934 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 92.710906] refcount_t: addition on 0; use-after-free. # [ 92.716346] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 92.745755] CPU: 3 PID: 2934 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 92.753765] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.760558] Backtrace: # [ 92.763286] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.771127] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 92.777060] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.784644] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 92.791875] r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814 # [ 92.799890] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.807640] r7:00000019 r6:c1a29814 r5:c1a29824 r4:c4478000 # [ 92.813571] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 92.822884] r9:c1ad5798 r8:c15ebe94 r7:c4479f60 r6:00000012 r5:00000000 r4:c4478000 # [ 92.830903] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 92.840831] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 92.850842] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.859892] r5:c4511000 r4:00000033 # [ 92.863737] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.872016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.880202] r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6dd1000 r5:c69b3680 r4:c0c57064 # [ 92.888222] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 92.896321] r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6dd1000 r5:c69b3680 r4:00000000 # [ 92.904334] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.911739] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c4478000 r5:c69b3680 # [ 92.919832] r4:c69b3680 # [ 92.922635] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.930039] r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000012 r4:00000012 # [ 92.938056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.945891] Exception stack(0xc4479fa8 to 0xc4479ff0) # [ 92.951213] 9fa0: 00000012 00000012 00000001 b6dd1000 00000012 00000000 # [ 92.959658] 9fc0: 00000012 00000012 b6f18e00 00000004 00000001 00000000 00020000 be9c2ac4 # [ 92.968102] 9fe0: 00000004 be9c27f8 b6e82d8f b6e097e6 # [ 92.973475] irq event stamp: 0 # [ 92.976829] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.982680] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.990481] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.998299] softirqs last disabled at (0): [<00000000>] 0x0 # [ 93.004167] ---[ end trace ea4e67d5a6cc0bba ]--- # [ 93.009092] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missin<6>[ 93.454303] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO g 'call trace:': [FAIL] not ok 5<6>[ 93.461589] lkdtm: attempting safe refcount_add_not_zero() from zero 0 selftests: lkdtm: REFCOUNT_INC_<6>[ 93.471162] lkdtm: Good: zero detected ZERO.sh # exit=1 # selftests: lk<6>[ 93.477922] lkdtm: Correctly stayed at zero dtm: REFCOUNT_D[_ Z E R9O3..485185] lkdtm: attempting bad refcount_add() from zero h <4>[ 93.492966] ------------[ cut here ]------------ <4>[ 93.498110] WARNING: CPU: 1 PID: 2970 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 93.506939] refcount_t: addition on 0; use-after-free. <4>[ 93.512347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 93.541765] CPU: 1 PID: 2970 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 93.549776] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 93.556569] Backtrace: <4>[ 93.559298] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 93.567140] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 93.573070] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 93.580655] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 93.587888] r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814 <4>[ 93.595904] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 93.603653] r7:00000019 r6:c1a29814 r5:c1a29824 r4:c41d6000 <4>[ 93.609584] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 93.618900] r9:c1ad57ac r8:c15ebe94 r7:c41d7f60 r6:00000012 r5:00000000 r4:c41d6000 <4>[ 93.626915] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 93.636843] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 93.646855] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 93.655905] r5:c417d000 r4:00000034 <4>[ 93.659750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 93.668029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 93.676214] r9:c41d7f60 r8:c30200c0 r7:00000012 r6:b6e7f000 r5:c4252780 r4:c0c57064 <4>[ 93.684234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 93.692332] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7f000 r5:c4252780 r4:00000000 <4>[ 93.700346] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 93.707749] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c41d6000 r5:c4252780 <4>[ 93.715842] r4:c4252780 <4>[ 93.718645] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 93.726051] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 <4>[ 93.734065] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 93.741900] Exception stack(0xc41d7fa8 to 0xc41d7ff0) <4>[ 93.747221] 7fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 <4>[ 93.755668] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 be9f8ac4 <4>[ 93.764111] 7fe0: 00000004 be9f87f8 b6f30d8f b6eb77e6 <4>[ 93.769484] irq event stamp: 0 <4>[ 93.772816] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 93.778695] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 93.786490] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 93.794247] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 93.800160] ---[ end trace ea4e67d5a6cc0bbb ]--- <6>[ 93.805055] lkdtm: Zero detected: saturated # [ 93.454303] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 93.461589] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 93.471162] lkdtm: Good: zero detected # [ 93.477922] lkdtm: Correctly stayed at zero # [ 93.485185] lkdtm: attempting bad refcount_add() from zero # [ 93.492966] ------------[ cut here ]------------ # [ 93.498110] WARNING: CPU: 1 PID: 2970 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 93.506939] refcount_t: addition on 0; use-after-free. # [ 93.512347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 93.541765] CPU: 1 PID: 2970 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 93.549776] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.556569] Backtrace: # [ 93.559298] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.567140] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 93.573070] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.580655] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 93.587888] r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814 # [ 93.595904] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.603653] r7:00000019 r6:c1a29814 r5:c1a29824 r4:c41d6000 # [ 93.609584] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 93.618900] r9:c1ad57ac r8:c15ebe94 r7:c41d7f60 r6:00000012 r5:00000000 r4:c41d6000 # [ 93.626915] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 93.636843] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 93.646855] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.655905] r5:c417d000 r4:00000034 # [ 93.659750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.668029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.676214] r9:c41d7f60 r8:c30200c0 r7:00000012 r6:b6e7f000 r5:c4252780 r4:c0c57064 # [ 93.684234] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 93.692332] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7f000 r5:c4252780 r4:00000000 # [ 93.700346] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.707749] r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c41d6000 r5:c4252780 # [ 93.715842] r4:c4252780 # [ 93.718645] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.726051] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012 # [ 93.734065] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.741900] Exception stack(0xc41d7fa8 to 0xc41d7ff0) # [ 93.747221] 7fa0: 00000012 00000012 00000001 b6e7f000 00000012 00000000 # [ 93.755668] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 be9f8ac4 # [ 93.764111] 7fe0: 00000004 be9f87f8 b6f30d8f b6eb77e6 # [ 93.769484] irq event stamp: 0 # [ 93.772816] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 93.778695] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 93.786490] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 93.794247] softirqs last disabled at (0): [<00000000>] 0x0 # [ 93.800160] ---[ end trace ea4e67d5a6cc0bbb ]--- # [ 93.805055] 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 <6>[ 94.268020] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 94.274400] lkdtm: attempting bad refcount_inc() from saturated <4>[ 94.280654] ------------[ cut here ]------------ <4>[ 94.285567] WARNING: CPU: 0 PID: 3008 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 94.294421] refcount_t: saturated; leaking memory. <4>[ 94.299551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 94.329054] CPU: 0 PID: 3008 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 94.337065] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 94.343858] Backtrace: <4>[ 94.346588] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 94.354427] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 94.360359] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 94.367944] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 94.375176] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 <4>[ 94.383189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 94.390939] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c69f0000 <4>[ 94.396872] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 94.406099] r9:c1ad57c0 r8:c15ebe94 r7:c69f1f60 r6:00000017 r5:c5fb6000 r4:c69f0000 <4>[ 94.414118] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 94.424048] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 94.434492] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 94.443976] r4:00000035 <4>[ 94.446778] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 94.455059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 94.463244] r9:c69f1f60 r8:c30200c0 r7:00000017 r6:b6ddf000 r5:c69b3e00 r4:c0c57064 <4>[ 94.471264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 94.479361] r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6ddf000 r5:c69b3e00 r4:00000000 <4>[ 94.487375] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 94.494779] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69f0000 r5:c69b3e00 <4>[ 94.502874] r4:c69b3e00 <4>[ 94.505678] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 94.513083] r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000017 r4:00000017 <4>[ 94.521097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 94.528931] Exception stack(0xc69f1fa8 to 0xc69f1ff0) <4>[ 94.534254] 1fa0: 00000017 00000017 00000001 b6ddf000 00000017 00000000 <4>[ 94.542701] 1fc0: 00000017 00000017 b6f26e00 00000004 00000001 00000000 00020000 bead2ac4 <4>[ 94.551144] 1fe0: 00000004 bead27f8 b6e90d8f b6e177e6 <4>[ 94.556496] irq event stamp: 0 <4>[ 94.559829] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 94.565679] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 94.573517] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 94.581304] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 94.587171] ---[ end trace ea4e67d5a6cc0bbc ]--- <6>[ 94.592061] lkdtm: Saturation detected: still saturated # [ 94.268020] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 94.274400] lkdtm: attempting bad refcount_inc() from saturated # [ 94.280654] ------------[ cut here ]------------ # [ 94.285567] WARNING: CPU: 0 PID: 3008 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 94.294421] refcount_t: saturated; leaking memory. # [ 94.299551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 94.329054] CPU: 0 PID: 3008 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 94.337065] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.343858] Backtrace: # [ 94.346588] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.354427] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 94.360359] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.367944] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 94.375176] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 # [ 94.383189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.390939] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c69f0000 # [ 94.396872] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 94.406099] r9:c1ad57c0 r8:c15ebe94 r7:c69f1f60 r6:00000017 r5:c5fb6000 r4:c69f0000 # [ 94.414118] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 94.424048] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 94.434492] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.443976] r4:00000035 # [ 94.446778] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.455059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.463244] r9:c69f1f60 r8:c30200c0 r7:00000017 r6:b6ddf000 r5:c69b3e00 r4:c0c57064 # [ 94.471264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 94.479361] r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6ddf000 r5:c69b3e00 r4:00000000 # [ 94.487375] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.494779] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69f0000 r5:c69b3e00 # [ 94.502874] r4:c69b3e00 # [ 94.505678] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.513083] r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000017 r4:00000017 # [ 94.521097] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.528931] Exception stack(0xc69f1fa8 to 0xc69f1ff0) # [ 94.534254] 1fa0: 00000017 00000017 00000001 b6ddf000 00000017 00000000 # [ 94.542701] 1fc0: 00000017 00000017 b6f26e00 00000004 00000001 00000000 00020000 bead2ac4 # [ 94.551144] 1fe0: 00000004 bead27f8 b6e90d8f b6e177e6 # [ 94.556496] irq event stamp: 0 # [ 94.559829] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.565679] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 94.573517] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 94.581304] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.587171] ---[ end trace ea4e67d5a6cc0bbc ]--- # [ 94.592061] 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 <6>[ 95.048781] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 95.055156] lkdtm: attempting bad refcount_dec() from saturated <4>[ 95.061487] ------------[ cut here ]------------ <4>[ 95.066484] WARNING: CPU: 0 PID: 3044 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 95.075199] refcount_t: decrement hit 0; leaking memory. <4>[ 95.080899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 95.110695] CPU: 0 PID: 3044 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 95.118707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 95.125500] Backtrace: <4>[ 95.128231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 95.136070] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 95.142004] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 95.149591] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 95.156823] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 <4>[ 95.164837] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 95.172587] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4508000 <4>[ 95.178520] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 95.187748] r9:c1ad57d8 r8:c15ebe94 r7:c4509f60 r6:00000017 r5:c4632000 r4:c4508000 <4>[ 95.195766] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 95.205691] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 95.216137] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 95.225620] r4:00000036 <4>[ 95.228423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 95.236704] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 95.244888] r9:c4509f60 r8:c30200c0 r7:00000017 r6:b6e0c000 r5:c5f0ba40 r4:c0c57064 <4>[ 95.252908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 95.261007] r9:c07e1394 r8:c4509f60 r7:c2815800 r6:b6e0c000 r5:c5f0ba40 r4:00000000 <4>[ 95.269020] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 95.276424] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4508000 r5:c5f0ba40 <4>[ 95.284518] r4:c5f0ba40 <4>[ 95.287322] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 95.294727] r9:c4508000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017 <4>[ 95.302742] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 95.310577] Exception stack(0xc4509fa8 to 0xc4509ff0) <4>[ 95.315898] 9fa0: 00000017 00000017 00000001 b6e0c000 00000017 00000000 <4>[ 95.324345] 9fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bed66ac4 <4>[ 95.332788] 9fe0: 00000004 bed667f8 b6ebdd8f b6e447e6 <4>[ 95.338139] irq event stamp: 0 <4>[ 95.341472] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 95.347348] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 95.355110] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 95.362903] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 95.368775] ---[ end trace ea4e67d5a6cc0bbd ]--- <6>[ 95.373666] lkdtm: Saturation detected: still saturated # [ 95.048781] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 95.055156] lkdtm: attempting bad refcount_dec() from saturated # [ 95.061487] ------------[ cut here ]------------ # [ 95.066484] WARNING: CPU: 0 PID: 3044 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 95.075199] refcount_t: decrement hit 0; leaking memory. # [ 95.080899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 95.110695] CPU: 0 PID: 3044 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 95.118707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.125500] Backtrace: # [ 95.128231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.136070] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 95.142004] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.149591] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 95.156823] r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814 # [ 95.164837] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.172587] r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4508000 # [ 95.178520] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 95.187748] r9:c1ad57d8 r8:c15ebe94 r7:c4509f60 r6:00000017 r5:c4632000 r4:c4508000 # [ 95.195766] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 95.205691] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 95.216137] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.225620] r4:00000036 # [ 95.228423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.236704] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.244888] r9:c4509f60 r8:c30200c0 r7:00000017 r6:b6e0c000 r5:c5f0ba40 r4:c0c57064 # [ 95.252908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 95.261007] r9:c07e1394 r8:c4509f60 r7:c2815800 r6:b6e0c000 r5:c5f0ba40 r4:00000000 # [ 95.269020] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.276424] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4508000 r5:c5f0ba40 # [ 95.284518] r4:c5f0ba40 # [ 95.287322] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.294727] r9:c4508000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017 # [ 95.302742] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.310577] Exception stack(0xc4509fa8 to 0xc4509ff0) # [ 95.315898] 9fa0: 00000017 00000017 00000001 b6e0c000 00000017 00000000 # [ 95.324345] 9fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bed66ac4 # [ 95.332788] 9fe0: 00000004 bed667f8 b6ebdd8f b6e447e6 # [ 95.338139] irq event stamp: 0 # [ 95.341472] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 95.347348] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 95.355110] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 95.362903] softirqs last disabled at (0): [<00000000>] 0x0 # [ 95.368775] ---[ end trace ea4e67d5a6cc0bbd ]--- # [ 95.373666] 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 <6>[ 95.845876] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 95.852374] lkdtm: attempting bad refcount_dec() from saturated <4>[ 95.858653] ------------[ cut here ]------------ <4>[ 95.863566] WARNING: CPU: 1 PID: 3080 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 95.872413] refcount_t: saturated; leaking memory. <4>[ 95.877524] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 95.907001] CPU: 1 PID: 3080 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 95.915013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 95.921805] Backtrace: <4>[ 95.924533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 95.932373] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 95.938306] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 95.945893] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 95.953126] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 <4>[ 95.961139] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 95.968889] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c41cc000 <4>[ 95.974819] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 95.984051] r9:c1ad57f0 r8:c15ebe94 r7:c41cdf60 r6:00000017 r5:c417d000 r4:c41cc000 <4>[ 95.992068] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 96.001996] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 96.012443] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 96.021926] r4:00000037 <4>[ 96.024731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 96.033009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 96.041196] r9:c41cdf60 r8:c30200c0 r7:00000017 r6:b6e5b000 r5:c4253540 r4:c0c57064 <4>[ 96.049215] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 96.057315] r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e5b000 r5:c4253540 r4:00000000 <4>[ 96.065329] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 96.072734] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c41cc000 r5:c4253540 <4>[ 96.080828] r4:c4253540 <4>[ 96.083634] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 96.091039] r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000017 r4:00000017 <4>[ 96.099056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 96.106892] Exception stack(0xc41cdfa8 to 0xc41cdff0) <4>[ 96.112213] dfa0: 00000017 00000017 00000001 b6e5b000 00000017 00000000 <4>[ 96.120659] dfc0: 00000017 00000017 b6fa2e00 00000004 00000001 00000000 00020000 bed3eac4 <4>[ 96.129104] dfe0: 00000004 bed3e7f8 b6f0cd8f b6e937e6 <4>[ 96.134483] irq event stamp: 0 <4>[ 96.137845] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 96.143696] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 96.151508] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 96.159320] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 96.165170] ---[ end trace ea4e67d5a6cc0bbe ]--- <6>[ 96.170097] lkdtm: Saturation detected: still saturated # [ 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: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem) # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 # [ 0.000000] ftrace: allocating 56130 entries in 165 pages # [ 0.000000] ftrace: allocated 165 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 95.845876] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 95.852374] lkdtm: attempting bad refcount_dec() from saturated # [ 95.858653] ------------[ cut here ]------------ # [ 95.863566] WARNING: CPU: 1 PID: 3080 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 95.872413] refcount_t: saturated; leaking memory. # [ 95.877524] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 95.907001] CPU: 1 PID: 3080 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 95.915013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.921805] Backtrace: # [ 95.924533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.932373] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 95.938306] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.945893] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 95.953126] r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814 # [ 95.961139] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.968889] r7:00000016 r6:c1a29814 r5:c1a297ec r4:c41cc000 # [ 95.974819] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 95.984051] r9:c1ad57f0 r8:c15ebe94 r7:c41cdf60 r6:00000017 r5:c417d000 r4:c41cc000 # [ 95.992068] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 96.001996] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 96.012443] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.021926] r4:00000037 # [ 96.024731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.033009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.041196] r9:c41cdf60 r8:c30200c0 r7:00000017 r6:b6e5b000 r5:c4253540 r4:c0c57064 # [ 96.049215] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 96.057315] r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e5b000 r5:c4253540 r4:00000000 # [ 96.065329] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.072734] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c41cc000 r5:c4253540 # [ 96.080828] r4:c4253540 # [ 96.083634] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.091039] r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000017 r4:00000017 # [ 96.099056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.106892] Exception stack(0xc41cdfa8 to 0xc41cdff0) # [ 96.112213] dfa0: 00000017 00000017 00000001 b6e5b000 00000017 00000000 # [ 96.120659] dfc0: 00000017 00000017 b6fa2e00 00000004 00000001 00000000 00020000 bed3eac4 # [ 96.129104] dfe0: 00000004 bed3e7f8 b6f0cd8f b6e937e6 # [ 96.134483] irq event stamp: 0 # [ 96.137845] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.143696] hardirqs last disabled at (0): [] copy_<6>[ 96.627702] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED process+0x5f8/0x1dac # [ 96.15<6>[ 96.636606] lkdtm: attempting bad refcount_inc_not_zero() from saturated 1508] softirqs last enabled at (<4>[ 96.646386] ------------[ cut here ]------------ 0): [] copy_process+0x5<4>[ 96.654114] WARNING: CPU: 2 PID: 3113 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 f8/0x1dac # [ 96.159320] softi<4>[ 96.665774] refcount_t: saturated; leaking memory. rqs last disabled at (0): [<00000<4>[ 96.673599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 000>] 0x0 # [ 96.165170] ---[ <4>[ 96.705561] CPU: 2 PID: 3113 Comm: cat Tainted: G D W 5.10.201-cip40 #1 end trace ea<44e>6[7 d 5 a966c.c716391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) bbe ]--- # [ 96<.41>7[0 0 9 796.725087] Backtrace: lkdtm: Saturation detected: s[ 96.729974] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ll saturated #< 4R>E[F C O U9N6T740485] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 _ADD_SATURATED: saw 'Sar[a t 96.748403] [] (show_stack) from [] (dump_stack+0xe0/0x100) ion detected: still saturate[ 96.758317] [] (dump_stack) from [] (__warn+0x98/0x14c) ok ok 54 selftes:[ l k d96.768134] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 m: REFCOUNT_ADD_SATUT[E D . 96.778306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) h # selftest [l k d t9m6:. 88300] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000 REFCOUNT_INC_NOT_ZERO_SAR[A 96.796132] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) ED.sh <4>[ 96.807775] r9:c1ad5808 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c469d000 r4:c0000000 <4>[ 96.816392] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 96.827101] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 96.839103] r5:c469d000 r4:c41d6000 <4>[ 96.842953] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 96.853217] r4:00000038 <4>[ 96.856023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 96.864302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 96.872490] r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e0d000 r5:c6adc500 r4:c0c57064 <4>[ 96.880510] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 96.888610] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e0d000 r5:c6adc500 r4:00000000 <4>[ 96.896624] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 96.904029] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c41d6000 r5:c6adc500 <4>[ 96.912122] r4:c6adc500 <4>[ 96.914928] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 96.922332] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:00000020 r4:00000020 <4>[ 96.930348] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 96.938183] Exception stack(0xc41d7fa8 to 0xc41d7ff0) <4>[ 96.943504] 7fa0: 00000020 00000020 00000001 b6e0d000 00000020 00000000 <4>[ 96.951951] 7fc0: 00000020 00000020 b6f54e00 00000004 00000001 00000000 00020000 bebebac4 <4>[ 96.960395] 7fe0: 00000004 bebeb7f8 b6ebed8f b6e457e6 <4>[ 96.965770] irq event stamp: 0 <4>[ 96.969126] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 96.974980] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 96.982772] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 96.990564] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 96.996442] ---[ end trace ea4e67d5a6cc0bbf ]--- <6>[ 97.001337] lkdtm: Saturation detected: still saturated # [ 96.627702] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 96.636606] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 96.646386] ------------[ cut here ]------------ # [ 96.654114] WARNING: CPU: 2 PID: 3113 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 96.665774] refcount_t: saturated; leaking memory. # [ 96.673599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 96.705561] CPU: 2 PID: 3113 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 96.716391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.725087] Backtrace: # [ 96.729974] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 96.740485] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 96.748403] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 96.758317] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 96.768134] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 # [ 96.778306] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 96.788300] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000 # [ 96.796132] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 96.807775] r9:c1ad5808 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c469d000 r4:c0000000 # [ 96.816392] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 96.827101] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 96.839103] r5:c469d000 r4:c41d6000 # [ 96.842953] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.853217] r4:00000038 # [ 96.856023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.864302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.872490] r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e0d000 r5:c6adc500 r4:c0c57064 # [ 96.880510] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 96.888610] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e0d000 r5:c6adc500 r4:00000000 # [ 96.896624] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.904029] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c41d6000 r5:c6adc500 # [ 96.912122] r4:c6adc500 # [ 96.914928] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.922332] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:00000020 r4:00000020 # [ 96.930348] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.938183] Exception stack(0xc41d7fa8 to 0xc41d7ff0) # [ 96.943504] 7fa0: 00000020 00000020 00000001 b6e0d000 00000020 00000000 # [ 96.951951] 7fc0: 00000020 00000020 b6f54e00 00000004 00000001 00000000 00020000 bebebac4 # [ 96.960395] 7fe0: 00000004 bebeb7f8 b6ebed8f b6e457e6 # [ 96.965770] irq event stamp: 0 # [ 96.969126] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.974980] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 96.982772] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 96.990564] softirqs last disabled at (0): [<00000000>] 0x0 # [ 96.996442] ---[ end trace ea4e67d5a6cc0bbf ]--- # [ 97.001337] 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 <6>[ 97.458709] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 97.467352] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 97.474330] ------------[ cut here ]------------ <4>[ 97.479387] WARNING: CPU: 0 PID: 3148 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 97.488151] refcount_t: saturated; leaking memory. <4>[ 97.493215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 97.522712] CPU: 0 PID: 3148 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 97.530724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 97.537519] Backtrace: <4>[ 97.540250] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 97.548091] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 97.554024] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 97.561612] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 97.568844] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 <4>[ 97.576859] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 97.584610] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000 <4>[ 97.590543] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 97.599772] r9:c1ad5828 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c5fb7000 r4:c0000000 <4>[ 97.607792] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 97.618498] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 97.630502] r5:c5fb7000 r4:c41d6000 <4>[ 97.634354] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 97.644619] r4:00000039 <4>[ 97.647422] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 97.655702] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 97.663888] r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e7b000 r5:c5f0a640 r4:c0c57064 <4>[ 97.671907] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 97.680006] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7b000 r5:c5f0a640 r4:00000000 <4>[ 97.688019] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 97.695425] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c41d6000 r5:c5f0a640 <4>[ 97.703518] r4:c5f0a640 <4>[ 97.706323] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 97.713727] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020 <4>[ 97.721742] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 97.729577] Exception stack(0xc41d7fa8 to 0xc41d7ff0) <4>[ 97.734898] 7fa0: 00000020 00000020 00000001 b6e7b000 00000020 00000000 <4>[ 97.743346] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bebcfac4 <4>[ 97.751789] 7fe0: 00000004 bebcf7f8 b6f2cd8f b6eb37e6 <4>[ 97.757145] irq event stamp: 0 <4>[ 97.760479] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 97.766354] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 97.774127] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 97.781933] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 97.787802] ---[ end trace ea4e67d5a6cc0bc0 ]--- <6>[ 97.792693] lkdtm: Saturation detected: still saturated # [ 97.458709] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 97.467352] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 97.474330] ------------[ cut here ]------------ # [ 97.479387] WARNING: CPU: 0 PID: 3148 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 97.488151] refcount_t: saturated; leaking memory. # [ 97.493215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 97.522712] CPU: 0 PID: 3148 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 97.530724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.537519] Backtrace: # [ 97.540250] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 97.548091] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 97.554024] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.561612] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 97.568844] r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814 # [ 97.576859] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 97.584610] r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000 # [ 97.590543] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 97.599772] r9:c1ad5828 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c5fb7000 r4:c0000000 # [ 97.607792] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 97.618498] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 97.630502] r5:c5fb7000 r4:c41d6000 # [ 97.634354] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.644619] r4:00000039 # [ 97.647422] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.655702] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.663888] r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e7b000 r5:c5f0a640 r4:c0c57064 # [ 97.671907] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 97.680006] r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7b000 r5:c5f0a640 r4:00000000 # [ 97.688019] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.695425] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c41d6000 r5:c5f0a640 # [ 97.703518] r4:c5f0a640 # [ 97.706323] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.713727] r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020 # [ 97.721742] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.729577] Exception stack(0xc41d7fa8 to 0xc41d7ff0) # [ 97.734898] 7fa0: 00000020 00000020 00000001 b6e7b000 00000020 00000000 # [ 97.743346] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bebcfac4 # [ 97.751789] 7fe0: 00000004 bebcf7f8 b6f2cd8f b6eb37e6 # [ 97.757145] irq event stamp: 0 # [ 97.760479] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 97.766354] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 97.774127] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 97.781933] softirqs last disabled at (0): [<00000000>] 0x0 # [ 97.787802] ---[ end trace ea4e67d5a6cc0bc0 ]--- # [ 97.792693] 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 <6>[ 98.268427] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 98.275588] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 98.282619] ------------[ cut here ]------------ <4>[ 98.287680] WARNING: CPU: 1 PID: 3186 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 98.296542] refcount_t: underflow; use-after-free. <4>[ 98.301605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 98.331048] CPU: 1 PID: 3186 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 98.339059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 98.345854] Backtrace: <4>[ 98.348583] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 98.356423] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 98.362357] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 98.369943] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 98.377176] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 <4>[ 98.385189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 98.392940] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4232000 <4>[ 98.398873] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 98.408188] r9:c1ad5848 r8:c15ebe94 r7:c4233f60 r6:00000020 r5:c4395000 r4:c4232000 <4>[ 98.416205] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 98.426917] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 98.438925] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 98.449191] r4:0000003a <4>[ 98.451994] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 98.460274] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 98.468459] r9:c4233f60 r8:c30200c0 r7:00000020 r6:b6e6c000 r5:c69b57c0 r4:c0c57064 <4>[ 98.476480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 98.484579] r9:c07e1394 r8:c4233f60 r7:c2815800 r6:b6e6c000 r5:c69b57c0 r4:00000000 <4>[ 98.492592] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 98.499996] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c4232000 r5:c69b57c0 <4>[ 98.508090] r4:c69b57c0 <4>[ 98.510895] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 98.518301] r9:c4232000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020 <4>[ 98.526316] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 98.534152] Exception stack(0xc4233fa8 to 0xc4233ff0) <4>[ 98.539473] 3fa0: 00000020 00000020 00000001 b6e6c000 00000020 00000000 <4>[ 98.547921] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bedc5ac4 <4>[ 98.556364] 3fe0: 00000004 bedc57f8 b6f1dd8f b6ea47e6 <4>[ 98.561741] irq event stamp: 0 <4>[ 98.565077] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 98.570951] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 98.578748] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 98.586573] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 98.592433] ---[ end trace ea4e67d5a6cc0bc1 ]--- <6>[ 98.597362] lkdtm: Saturation detected: still saturated # [ 98.268427] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 98.275588] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 98.282619] ------------[ cut here ]------------ # [ 98.287680] WARNING: CPU: 1 PID: 3186 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 98.296542] refcount_t: underflow; use-after-free. # [ 98.301605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 98.331048] CPU: 1 PID: 3186 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 98.339059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.345854] Backtrace: # [ 98.348583] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 98.356423] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 98.362357] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 98.369943] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 98.377176] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 # [ 98.385189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 98.392940] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4232000 # [ 98.398873] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 98.408188] r9:c1ad5848 r8:c15ebe94 r7:c4233f60 r6:00000020 r5:c4395000 r4:c4232000 # [ 98.416205] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 98.426917] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 98.438925] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.449191] r4:0000003a # [ 98.451994] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.460274] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.468459] r9:c4233f60 r8:c30200c0 r7:00000020 r6:b6e6c000 r5:c69b57c0 r4:c0c57064 # [ 98.476480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 98.484579] r9:c07e1394 r8:c4233f60 r7:c2815800 r6:b6e6c000 r5:c69b57c0 r4:00000000 # [ 98.492592] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.499996] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c4232000 r5:c69b57c0 # [ 98.508090] r4:c69b57c0 # [ 98.510895] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.518301] r9:c4232000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020 # [ 98.526316] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.534152] Exception stack(0xc4233fa8 to 0xc4233ff0) # [ 98.539473] 3fa0: 00000020 00000020 00000001 b6e6c000 00000020 00000000 # [ 98.547921] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bedc5ac4 # [ 98.556364] 3fe0: 00000004 bedc57f8 b6f1dd8f b6ea47e6 # [ 98.561741] irq event stamp: 0 # [ 98.565077] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 98.570951] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 98.578748] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 98.586573] softirqs last disabled at (0): [<00000000>] 0x0 # [ 98.592433] ---[ end trace ea4e67d5a6cc0bc1 ]--- # [ 98.597362] 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 <6>[ 99.053576] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 99.060873] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 99.067931] ------------[ cut here ]------------ <4>[ 99.072844] WARNING: CPU: 2 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 99.081777] refcount_t: underflow; use-after-free. <4>[ 99.086887] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 <4>[ 99.116320] CPU: 2 PID: 3222 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 99.124332] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 99.131126] Backtrace: <4>[ 99.133855] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 99.141695] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 99.147630] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 99.155216] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 99.162448] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 <4>[ 99.170463] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 99.178213] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c42ae000 <4>[ 99.184146] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 99.193462] r9:c1ad5868 r8:c15ebe94 r7:c42aff60 r6:00000020 r5:c469d000 r4:c42ae000 <4>[ 99.201479] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 99.212190] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 99.224200] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 99.234466] r4:0000003b <4>[ 99.237270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 99.245551] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 99.253737] r9:c42aff60 r8:c30200c0 r7:00000020 r6:b6e84000 r5:c29cb680 r4:c0c57064 <4>[ 99.261757] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 99.269858] r9:c07e1394 r8:c42aff60 r7:c2815800 r6:b6e84000 r5:c29cb680 r4:00000000 <4>[ 99.277872] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 99.285277] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c42ae000 r5:c29cb680 <4>[ 99.293373] r4:c29cb680 <4>[ 99.296180] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 99.303585] r9:c42ae000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000020 r4:00000020 <4>[ 99.311604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 99.319439] Exception stack(0xc42affa8 to 0xc42afff0) <4>[ 99.324762] ffa0: 00000020 00000020 00000001 b6e84000 00000020 00000000 <4>[ 99.333213] ffc0: 00000020 00000020 b6fcbe00 00000004 00000001 00000000 00020000 bed40ac4 <4>[ 99.341659] ffe0: 00000004 bed407f8 b6f35d8f b6ebc7e6 <4>[ 99.347090] irq event stamp: 0 <4>[ 99.350429] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 99.356317] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 99.364081] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 99.371892] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 99.377772] ---[ end trace ea4e67d5a6cc0bc2 ]--- <6>[ 99.382693] lkdtm: Saturation detected: still saturated # [ 99.053576] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 99.060873] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 99.067931] ------------[ cut here ]------------ # [ 99.072844] WARNING: CPU: 2 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 99.081777] refcount_t: underflow; use-after-free. # [ 99.086887] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3 # [ 99.116320] CPU: 2 PID: 3222 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 99.124332] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.131126] Backtrace: # [ 99.133855] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.141695] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 99.147630] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.155216] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 99.162448] r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814 # [ 99.170463] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.178213] r7:0000001c r6:c1a29814 r5:c1a29850 r4:c42ae000 # [ 99.184146] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 99.193462] r9:c1ad5868 r8:c15ebe94 r7:c42aff60 r6:00000020 r5:c469d000 r4:c42ae000 # [ 99.201479] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 99.212190] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 99.224200] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.234466] r4:0000003b # [ 99.237270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.245551] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.253737] r9:c42aff60 r8:c30200c0 r7:00000020 r6:b6e84000 r5:c29cb680 r4:c0c57064 # [ 99.261757] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 99.269858] r9:c07e1394 r8:c42aff60 r7:c2815800 r6:b6e84000 r5:c29cb680 r4:00000000 # [ 99.277872] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.285277] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c42ae000 r5:c29cb680 # [ 99.293373] r4:c29cb680 # [ 99.296180] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.303585] r9:c42ae000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000020 r4:00000020 # [ 99.311604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.319439] Exception stack(0xc42affa8 to 0xc42afff0) # [ 99.324762] ffa0: 00000020 00000020 00000001 b6e84000 00000020 00000000 # [ 99.333213] ffc0: 00000020 00000020 b6fcbe00 00000004 00000001 00000000 00020000 bed40ac4 # [ 99.341659] ffe0: 00000004 bed407f8 b6f35d8f b6ebc7e6 # [ 99.347090] irq event stamp: 0 # [ 99.350429] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 99.356317] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 99.364081] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 99.371892] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.377772] ---[ end trace ea4e67d5a6cc0bc2 ]--- # [ 99.382693] 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 <6>[ 100.217132] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 100.223443] lkdtm: attempting good copy_to_user of correct size <6>[ 100.229749] lkdtm: attempting bad copy_to_user of too large size # [ 100.217132] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 100.223443] lkdtm: attempting good copy_to_user of correct size # [ 100.229749] 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 <6>[ 100.668550] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 100.675033] lkdtm: attempting good copy_from_user of correct size <6>[ 100.681479] lkdtm: attempting bad copy_from_user of too large size # [ 100.668550] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 100.675033] lkdtm: attempting good copy_from_user of correct size # [ 100.681479] 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 <6>[ 101.101628] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 101.108522] lkdtm: attempting good copy_to_user inside whitelist <6>[ 101.114872] lkdtm: attempting bad copy_to_user outside whitelist # [ 101.101628] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 101.108522] lkdtm: attempting good copy_to_user inside whitelist # [ 101.114872] 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 <6>[ 101.559151] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 101.566068] lkdtm: attempting good copy_from_user inside whitelist <6>[ 101.572715] lkdtm: attempting bad copy_from_user outside whitelist # [ 101.559151] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 101.566068] lkdtm: attempting good copy_from_user inside whitelist # [ 101.572715] 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 <6>[ 102.017043] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 102.023509] lkdtm: good_stack: c5e0be0c-c5e0be2c <6>[ 102.028570] lkdtm: bad_stack : c5e0bd84-c5e0bda4 <6>[ 102.033509] lkdtm: attempting good copy_to_user of local stack <6>[ 102.039708] lkdtm: attempting bad copy_to_user of distant stack # [ 102.017043] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 102.023509] lkdtm: good_stack: c5e0be0c-c5e0be2c # [ 102.028570] lkdtm: bad_stack : c5e0bd84-c5e0bda4 # [ 102.033509] lkdtm: attempting good copy_to_user of local stack # [ 102.039708] 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 <6>[ 102.477900] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 102.484544] lkdtm: good_stack: c4509e0c-c4509e2c <6>[ 102.489527] lkdtm: bad_stack : c4509d84-c4509da4 <6>[ 102.494438] lkdtm: attempting good copy_from_user of local stack <6>[ 102.500772] lkdtm: attempting bad copy_from_user of distant stack # [ 102.477900] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 102.484544] lkdtm: good_stack: c4509e0c-c4509e2c # [ 102.489527] lkdtm: bad_stack : c4509d84-c4509da4 # [ 102.494438] lkdtm: attempting good copy_from_user of local stack # [ 102.500772] 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 <6>[ 102.944187] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 102.950656] lkdtm: good_stack: c6dc1e0c-c6dc1e2c <6>[ 102.955581] lkdtm: bad_stack : c6dc1ffc-c6dc201c <6>[ 102.960560] lkdtm: attempting good copy_to_user of local stack <6>[ 102.966852] lkdtm: attempting bad copy_to_user of distant stack # [ 102.944187] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 102.950656] lkdtm: good_stack: c6dc1e0c-c6dc1e2c # [ 102.955581] lkdtm: bad_stack : c6dc1ffc-c6dc201c # [ 102.960560] lkdtm: attempting good copy_to_user of local stack # [ 102.966852] 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 <6>[ 103.414323] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 103.420162] lkdtm: attempting good copy_to_user from kernel rodata: c15ec140 <6>[ 103.427688] lkdtm: attempting bad copy_to_user from kernel text: c053d854 <3>[ 103.434787] lkdtm: FAIL: survived bad copy_to_user() # [ 103.414323] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 103.420162] lkdtm: attempting good copy_to_user from kernel rodata: c15ec140 # [ 103.427688] lkdtm: attempting bad copy_to_user from kernel text: c053d854 # [ 103.434787] 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 <6>[ 103.892047] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 103.898055] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 103.905357] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 103.912654] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 103.919033] CPU: 3 PID: 3598 Comm: cat Tainted: G D W 5.10.201-cip40 #1 <4>[ 103.927044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 103.933837] Backtrace: <4>[ 103.936569] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 103.944409] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 103.950342] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 103.957925] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 103.966720] r9:c1ad5970 r8:c15ebe94 r7:c6afff60 r6:c6affe34 r5:c6afe000 r4:0000078d <4>[ 103.974737] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 103.983791] r8:c15ebe94 r7:c6afff60 r6:00000012 r5:c5ea8000 r4:00000046 <4>[ 103.990763] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 103.999043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 104.007230] r9:c6afff60 r8:c30200c0 r7:00000012 r6:b6e45000 r5:c5e1b040 r4:c0c57064 <4>[ 104.015249] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 104.023350] r9:c07e1394 r8:c6afff60 r7:c2815800 r6:b6e45000 r5:c5e1b040 r4:00000000 <4>[ 104.031364] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 104.038769] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6afe000 r5:c5e1b040 <4>[ 104.046863] r4:c5e1b040 <4>[ 104.049669] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 104.057072] r9:c6afe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000012 r4:00000012 <4>[ 104.065089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 104.072925] Exception stack(0xc6afffa8 to 0xc6affff0) <4>[ 104.078248] ffa0: 00000012 00000012 00000001 b6e45000 00000012 00000000 <4>[ 104.086696] ffc0: 00000012 00000012 b6f8ce00 00000004 00000001 00000000 00020000 be960ac4 <4>[ 104.095140] ffe0: 00000004 be9607f8 b6ef6d8f b6e7d7e6 # [ 103.892047] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 103.898055] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 103.905357] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 103.912654] lkdtm: FAIL: the thread stack is NOT properly erased # [ 103.919033] CPU: 3 PID: 3598 Comm: cat Tainted: G D W 5.10.201-cip40 #1 # [ 103.927044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.933837] Backtrace: # [ 103.936569] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.944409] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 103.950342] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.957925] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 103.966720] r9:c1ad5970 r8:c15ebe94 r7:c6afff60 r6:c6affe34 r5:c6afe000 r4:0000078d # [ 103.974737] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.983791] r8:c15ebe94 r7:c6afff60 r6:00000012 r5:c5ea8000 r4:00000046 # [ 103.990763] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.999043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.007230] r9:c6afff60 r8:c30200c0 r7:00000012 r6:b6e45000 r5:c5e1b040 r4:c0c57064 # [ 104.015249] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 104.023350] r9:c07e1394 r8:c6afff60 r7:c2815800 r6:b6e45000 r5:c5e1b040 r4:00000000 # [ 104.031364] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.038769] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6afe000 r5:c5e1b040 # [ 104.046863] r4:c5e1b040 # [ 104.049669] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.057072] r9:c6afe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000012 r4:00000012 # [ 104.065089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.072925] Exception stack(0xc6afffa8 to 0xc6affff0) # [ 104.078248] ffa0: 00000012 00000012 00000001 b6e45000 00000012 00000000 # [ 104.086696] ffc0: 00000012 00000012 b6f8ce00 00000004 00000001 00000000 00020000 be960ac4 # [ 104.095140] ffe0: 00000004 be9607f8 b6ef6d8f b6e7d7e6 # 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 <6>[ 104.554066] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 104.560156] lkdtm: Calling matched prototype ... <6>[ 104.565076] lkdtm: Calling mismatched prototype ... <6>[ 104.570292] lkdtm: Fail: survived mismatched prototype function call! # [ 104.554066] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 104.560156] lkdtm: Calling matched prototype ... # [ 104.565076] lkdtm: Calling mismatched prototype ... # [ 104.570292] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh skip lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #