[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 192.168.201.33 (7 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 12264647/tftp-deploy-ecui3fnz/kernel/zImage tftp 0x10000000 12264647/tftp-deploy-ecui3fnz/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '12264647/tftp-deploy-ecui3fnz/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########## 14.2 MiB/s done Bytes transferred = 12546560 (bf7200 hex) => tftp 0x14000000 12264647/tftp-deploy-ecui3fnz/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 12264647/tftp-deploy-ecui3fnz/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '12264647/tftp-deploy-ecui3fnz/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ###### 14.3 MiB/s done Bytes transferred = 15344502 (ea2376 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 12264647/tftp-deploy-ecui3fnz/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 12264647/tftp-deploy-ecui3fnz/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.33 Filename '12264647/tftp-deploy-ecui3fnz/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.7 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/12264647/extract-nfsrootfs-7a6j0mm8,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/12264647/extract-nfsrootfs-7a6j0mm8,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 - 0xbf7200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15344438 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 5.10.204-cip41 (KernelCI@build-j46743-arm-gcc-10-multi-v7-defconfig-kselftest-r9fhq) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 14 00:05:45 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/12264647/extract-nfsrootfs-7a6j0mm8,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: 921472K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61568K 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 56141 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>[ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns <6>[ 0.008444] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns <6>[ 0.023053] Console: colour dummy device 80x30 <4>[ 0.024958] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032965] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.037309] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041722] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.046357] ... CLASSHASH_SIZE: 4096 <4>[ 0.050943] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055665] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.060340] ... CHAINHASH_SIZE: 32768 <4>[ 0.065037] memory used by lock dependency info: 4061 kB <4>[ 0.070716] memory used for stack traces: 2112 kB <4>[ 0.075763] per task-struct memory footprint: 1536 bytes <6>[ 0.081451] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091866] CPU: Testing write buffer coherency: ok <6>[ 0.097000] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.102276] pid_max: default: 32768 minimum: 301 <6>[ 0.107470] LSM: Security Framework initializing <6>[ 0.112095] LSM support for eBPF active <6>[ 0.116249] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123697] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.135124] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.141643] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.148025] rcu: Hierarchical SRCU implementation. <6>[ 0.159445] EFI services will not be available. <6>[ 0.162502] smp: Bringing up secondary CPUs ... <6>[ 0.169041] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.169057] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.180825] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.180839] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.192247] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.192264] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.201275] smp: Brought up 1 node, 4 CPUs <6>[ 0.205008] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.211541] CPU: All CPU(s) started in SVC mode. <6>[ 0.218796] devtmpfs: initialized <6>[ 0.267296] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.274743] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.282649] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.294351] pinctrl core: initialized pinctrl subsystem <6>[ 0.303398] DMI not present or invalid. <6>[ 0.306868] NET: Registered protocol family 16 <6>[ 0.319006] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.331917] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.332417] cpuidle: using governor menu <6>[ 0.340494] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 0.990933] vdd1p1: supplied by regulator-dummy <6>[ 1.020339] vdd3p0: supplied by regulator-dummy <6>[ 1.049384] vdd2p5: supplied by regulator-dummy <6>[ 1.078496] vddarm: supplied by regulator-dummy <6>[ 1.108399] vddpu: supplied by regulator-dummy <6>[ 1.136788] vddsoc: supplied by regulator-dummy <6>[ 2.293800] No ATAGs? <6>[ 2.294615] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 2.301836] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 2.324830] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 2.354505] Serial: AMBA PL011 UART driver <6>[ 2.412104] Kprobes globally optimized <6>[ 2.516446] iommu: Default domain type: Translated <6>[ 2.520903] vgaarb: loaded <5>[ 2.526037] SCSI subsystem initialized <6>[ 2.529452] usbcore: registered new interface driver usbfs <6>[ 2.533218] usbcore: registered new interface driver hub <6>[ 2.538758] usbcore: registered new device driver usb <6>[ 2.550624] i2c i2c-0: IMX I2C adapter registered <6>[ 2.558979] i2c i2c-1: IMX I2C adapter registered <6>[ 2.565137] i2c i2c-2: IMX I2C adapter registered <6>[ 2.571445] pps_core: LinuxPPS API ver. 1 registered <6>[ 2.573840] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 2.583338] PTP clock support registered <6>[ 2.602556] clocksource: Switched to clocksource mxc_timer1 <6>[ 4.365068] NET: Registered protocol family 2 <6>[ 4.367598] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 4.377513] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 4.383585] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 4.391571] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 4.400333] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 4.406837] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 4.413501] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.420249] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 4.428065] NET: Registered protocol family 1 <6>[ 4.434594] RPC: Registered named UNIX socket transport module. <6>[ 4.438124] RPC: Registered udp transport module. <6>[ 4.443169] RPC: Registered tcp transport module. <6>[ 4.448033] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 4.454831] NET: Registered protocol family 44 <6>[ 4.459461] PCI: CLS 0 bytes, default 64 <6>[ 4.465922] Trying to unpack rootfs image as initramfs... <6>[ 6.246723] Freeing initrd memory: 14988K <4>[ 6.249376] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 6.256734] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 6.272093] Initialise system trusted keyrings <6>[ 6.275089] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 6.324611] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 6.331088] NFS: Registering the id_resolver key type <5>[ 6.333805] Key type id_resolver registered <5>[ 6.338023] Key type id_legacy registered <6>[ 6.342865] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 6.349297] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 6.357107] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 6.363478] Key type asymmetric registered <5>[ 6.365931] Asymmetric key parser 'x509' registered <6>[ 6.371294] bounce: pool size: 64 pages <6>[ 6.375275] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 6.382842] io scheduler mq-deadline registered <6>[ 6.387519] io scheduler kyber registered <4>[ 6.392667] test_firmware: interface ready <6>[ 6.554251] mxs-dma 110000.dma-controller: initialized <4>[ 6.614368] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 6.622386] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware <6>[ 6.831472] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.853497] SuperH (H)SCI(F) driver initialized <6>[ 6.858179] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX <6>[ 6.868909] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX <6>[ 6.875461] printk: console [ttymxc1] enabled <6>[ 6.875461] printk: console [ttymxc1] enabled <6>[ 6.884249] printk: bootconsole [ec_imx21] disabled <6>[ 6.884249] printk: bootconsole [ec_imx21] disabled <6>[ 6.900493] msm_serial: driver initialized <6>[ 6.905952] STMicroelectronics ASC driver initialized <6>[ 6.917268] STM32 USART driver initialized <6>[ 6.942450] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <4>[ 6.962676] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 6.971241] panel-simple panel-lcd: Specify missing connector_type <4>[ 6.979280] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 7.028780] brd: module loaded <6>[ 7.073994] loop: module loaded <6>[ 7.080279] lkdtm: No crash points registered, enable through debugfs <6>[ 7.101097] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 7.109428] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 7.117931] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 7.126461] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 7.134783] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 7.143164] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 7.151084] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 7.162679] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 7.169961] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 7.179097] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 7.193187] scsi host0: ahci-imx <6>[ 7.198795] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 <6>[ 7.258484] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.271739] pps pps0: new PPS source ptp0 <6>[ 7.316402] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 7.326875] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.332131] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.338605] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.344360] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.370277] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.378152] usbcore: registered new interface driver pegasus <6>[ 7.384326] usbcore: registered new interface driver asix <6>[ 7.390143] usbcore: registered new interface driver ax88179_178a <6>[ 7.396712] usbcore: registered new interface driver cdc_ether <6>[ 7.403068] usbcore: registered new interface driver smsc75xx <6>[ 7.409290] usbcore: registered new interface driver smsc95xx <6>[ 7.415517] usbcore: registered new interface driver net1080 <6>[ 7.421592] usbcore: registered new interface driver cdc_subset <6>[ 7.427988] usbcore: registered new interface driver zaurus <6>[ 7.434121] usbcore: registered new interface driver cdc_ncm <6>[ 7.451739] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.458674] ehci-pci: EHCI PCI platform driver <6>[ 7.463613] ehci-platform: EHCI generic platform driver <6>[ 7.470037] ehci-orion: EHCI orion driver <6>[ 7.475198] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.480265] ehci-st: EHCI STMicroelectronics driver <6>[ 7.486241] ehci-exynos: EHCI Exynos driver <6>[ 7.491469] ehci-atmel: EHCI Atmel driver <6>[ 7.496562] tegra-ehci: Tegra EHCI driver <6>[ 7.501653] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.508228] ohci-pci: OHCI PCI platform driver <6>[ 7.513158] ohci-platform: OHCI generic platform driver <6>[ 7.519521] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.524630] ohci-st: OHCI STMicroelectronics driver <6>[ 7.530569] ohci-atmel: OHCI Atmel driver <6>[ 7.538815] usbcore: registered new interface driver usb-storage <6>[ 7.545208] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 7.551237] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 7.557884] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 7.574903] i2c /dev entries driver <6>[ 7.653304] sdhci: Secure Digital Host Controller Interface driver <6>[ 7.659779] sdhci: Copyright(c) Pierre Ossman <6>[ 7.673250] Synopsys Designware Multimedia Card Interface Driver <6>[ 7.686273] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 7.695784] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO <6>[ 7.695793] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 7.706639] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO <6>[ 7.713746] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 7.723622] usbcore: registered new interface driver usbhid <6>[ 7.729487] usbhid: USB HID core driver <6>[ 7.750375] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA <6>[ 7.757171] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 7.765650] IPv4 over IPsec tunneling driver <6>[ 7.773464] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 7.774827] NET: Registered protocol family 10 <6>[ 7.790813] Segment Routing with IPv6 <6>[ 7.800536] NET: Registered protocol family 17 <6>[ 7.806960] 8021q: 802.1Q VLAN Support v1.8 <5>[ 7.812371] Key type dns_resolver registered <6>[ 7.830895] ThumbEE CPU extension supported. <5>[ 7.835564] Registering SWP/SWPB emulation handler <5>[ 7.843338] Loading compiled-in X.509 certificates <6>[ 7.881838] mmc2: new high speed SDHC card at address aaaa <6>[ 7.891235] mmcblk2: mmc2:aaaa SL16G 14.8 GiB <4>[ 7.910373] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 7.918216] GPT:29296874 != 31116287 <4>[ 7.922079] GPT:Alternate GPT header not at the end of the disk. <4>[ 7.928468] GPT:29296874 != 31116287 <4>[ 7.932329] GPT: Use GNU Parted to correct GPT errors. <6>[ 7.937851] mmcblk2: p1 p2 p3 <4>[ 7.999975] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.008531] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.021098] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.057023] imx_usb 2184200.usb: No over current polarity defined <6>[ 8.071887] ci_hdrc ci_hdrc.1: EHCI Host Controller <6>[ 8.077471] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 <6>[ 8.113076] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 <6>[ 8.132205] hub 1-0:1.0: USB hub found <6>[ 8.136819] hub 1-0:1.0: 1 port detected <6>[ 8.151697] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C <4>[ 8.181209] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.189942] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.202540] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 8.230539] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.239180] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.251720] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.269384] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <4>[ 8.301058] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.309700] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.323759] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 8.347771] 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>[ 8.522807] usb 1-1: new high-speed USB device number 2 using ci_hdrc <6>[ 8.730835] hub 1-1:1.0: USB hub found <6>[ 8.735709] hub 1-1:1.0: 3 ports detected <4>[ 8.765085] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 8.773560] panel-simple panel-lcd: Specify missing connector_type <4>[ 8.786267] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 11.454514] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 11.483042] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 11.512640] Sending DHCP requests ., OK <6>[ 11.557325] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.33 <6>[ 11.565794] IP-Config: Complete: <6>[ 11.569357] device=eth0, hwaddr=00:19:b8:08:f1:13, ipaddr=192.168.201.33, mask=255.255.255.0, gw=192.168.201.1 <6>[ 11.580290] host=imx6q-sabrelite-lava-cbg-3, domain=lava-rack, nis-domain=(none) <6>[ 11.588548] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 11.588587] nameserver0=192.168.201.1 <6>[ 11.654383] Freeing unused kernel memory: 2048K <6>[ 11.660371] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u2 <6>[ 15.098581] imx-ipuv3 2400000.ipu: IPUv3H probed <4>[ 15.129012] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.137570] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.159022] imx-ipuv3 2800000.ipu: IPUv3H probed <4>[ 15.189490] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.241607] CAN device driver interface <4>[ 15.267871] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.278631] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.320790] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.365298] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.375038] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.393639] caam 2100000.crypto: Entropy delay = 3200 <6>[ 15.399163] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) <6>[ 15.407396] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) <6>[ 15.415274] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) <6>[ 15.422129] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 <6>[ 15.459780] caam 2100000.crypto: Instantiated RNG4 SH0 <6>[ 15.520542] caam 2100000.crypto: Instantiated RNG4 SH1 <6>[ 15.526046] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) <6>[ 15.532988] caam 2100000.crypto: job rings = 2, qi = 0 <6>[ 15.552764] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 <4>[ 15.555499] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.559843] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 <6>[ 15.573637] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 <4>[ 15.588615] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.597474] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.634301] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 <4>[ 15.642001] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator <4>[ 15.646406] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.650986] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests <4>[ 15.691253] panel-simple panel-lcd: supply power not found, using dummy regulator <6>[ 15.702087] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.711534] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.720728] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.729665] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.740269] panel-simple panel-lcd: Specify missing connector_type <4>[ 15.742215] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator <4>[ 15.756317] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests <4>[ 15.756661] panel-simple panel-lvds0: supply power not found, using dummy regulator <6>[ 15.768924] sgtl5000 0-000a: sgtl5000 revision 0x11 <6>[ 15.786823] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum <4>[ 15.801029] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.809617] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.832310] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.841274] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.850070] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.858787] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 15.899023] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 15.934560] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 15.943199] panel-simple panel-lcd: Specify missing connector_type <6>[ 15.966660] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.975533] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.984468] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 15.993230] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.672234] caam algorithms registered in /proc/crypto <6>[ 16.683817] caam 2100000.crypto: registering rng-caam <4>[ 16.697916] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 16.728787] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.737405] panel-simple panel-lcd: Specify missing connector_type <6>[ 16.764838] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.773581] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.782264] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) <6>[ 16.790992] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) <4>[ 16.805474] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 16.834180] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 16.842748] panel-simple panel-lcd: Specify missing connector_type Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting<6>[ 16.862488] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) root file system ... Begin: Runn<6>[ 16.872126] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ing /scripts/nfs-top ... done. B<5>[ 16.872954] random: crng init done egin: Running /scripts/nfs-premou<6>[ 16.883524] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) nt ... Waiting up to 60 secs for <6>[ 16.883708] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f1:13 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.33 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-3 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 18.935829] systemd[1]: System time before build time, advancing clock. <30>[ 19.169208] 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>[ 19.203645] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! <30>[ 19.269065] systemd[1]: Set hostname to . <30>[ 20.758541] systemd[1]: Queued start job for default target Graphical Interface. <30>[ 20.772813] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. <30>[ 20.790459] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. <30>[ 20.837248] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. <30>[ 20.886573] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. <30>[ 20.936430] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. <30>[ 20.985694] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. <30>[ 21.035145] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. <30>[ 21.048150] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. <30>[ 21.085061] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. <30>[ 21.124323] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. <30>[ 21.163020] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. <30>[ 21.204533] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. <30>[ 21.244851] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. <30>[ 21.332840] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. <30>[ 21.344971] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). <30>[ 21.399136] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. <30>[ 21.438902] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. <30>[ 21.493141] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. <30>[ 21.537990] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. <30>[ 21.586566] systemd[1]: Condition check resulted in Huge Pages File System being skipped. <30>[ 21.596102] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. <30>[ 21.616168] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... <30>[ 21.666959] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... <30>[ 21.725220] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... <30>[ 21.777276] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... <30>[ 21.807438] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... <30>[ 21.861738] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... <30>[ 21.927679] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. <6>[ 21.935541] fuse: init (API version 7.32) <30>[ 21.959074] systemd[1]: Starting Journal Service... Starting Journal Service... <30>[ 22.008322] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... <30>[ 22.051654] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... <30>[ 22.113963] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... <30>[ 22.179851] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. <30>[ 22.224320] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. <30>[ 22.270411] 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>[ 22.385275] systemd[1]: modprobe@configfs.service: Succeeded. <30>[ 22.395232] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. <30>[ 22.447865] systemd[1]: modprobe@drm.service: Succeeded. <30>[ 22.457449] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. <30>[ 22.507897] systemd[1]: modprobe@fuse.service: Succeeded. <30>[ 22.517766] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. <30>[ 22.568231] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. <30>[ 22.614197] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Finished Remount Root and Kernel File Systems. Mounting FUSE Control File System... Mounting Kernel Configuration File System... Starting Flush Journal to Persistent Storage... Starting Load/Save Random Seed... Starting Apply Kernel Variables... <46>[ 22.939182] systemd-journald[285]: Received client request to flush runtime journal. Starting Create System Users... [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Create Volatile Files and Directories... Starting Rule-based Manage…for Device Events and Files... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.204-cip41 #1 SMP Thu Dec 14 00:05:45 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/12264647/extract-nfsrootfs-7a6j0mm8' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12264647/extract-nfsrootfs-7a6j0mm8' / # 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-12264647/environment . /lava-12264647/environment / # /lava-12264647/bin/lava-test-runner /lava-12264647/0 /lava-12264647/bin/lava-test-runner /lava-12264647/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-12264647/0/tests/0_timesync-off ++ cat uuid + UUID=12264647_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-12264647/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=12264647_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/v5.10.201-cip41-473-gc43d7b7bbe83a/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 --2023-12-14 00:26:17-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/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: 1410728 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 31.77K 124KB/s kselftest.tar.xz 7%[> ] 104.37K 205KB/s kselftest.tar.xz 11%[=> ] 165.17K 216KB/s kselftest.tar.xz 16%[==> ] 232.57K 227KB/s kselftest.tar.xz 21%[===> ] 299.51K 234KB/s kselftest.tar.xz 27%[====> ] 373.97K 243KB/s kselftest.tar.xz 32%[=====> ] 445.16K 248KB/s kselftest.tar.xz 38%[======> ] 523.86K 255KB/s kselftest.tar.xz 43%[=======> ] 600.22K 260KB/s kselftest.tar.xz 49%[========> ] 675.17K 263KB/s kselftest.tar.xz 54%[=========> ] 750.60K 265KB/s kselftest.tar.xz 55%[==========> ] 758.60K 246KB/s eta 3s kselftest.tar.xz 61%[===========> ] 842.03K 251KB/s eta 3s kselftest.tar.xz 64%[===========> ] 882.10K 245KB/s eta 3s kselftest.tar.xz 67%[============> ] 923.11K 239KB/s eta 3s kselftest.tar.xz 70%[=============> ] 966.95K 235KB/s eta 2s kselftest.tar.xz 73%[=============> ] 1008K 230KB/s eta 2s kselftest.tar.xz 76%[==============> ] 1.03M 228KB/s eta 2s kselftest.tar.xz 80%[===============> ] 1.08M 232KB/s eta 2s kselftest.tar.xz 84%[===============> ] 1.13M 228KB/s eta 1s kselftest.tar.xz 87%[================> ] 1.18M 225KB/s eta 1s kselftest.tar.xz 91%[=================> ] 1.23M 224KB/s eta 1s kselftest.tar.xz 94%[=================> ] 1.27M 218KB/s eta 1s kselftest.tar.xz 98%[==================> ] 1.33M 216KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 213KB/s in 6.1s 2023-12-14 00:26:23 (227 KB/s) - 'kselftest.tar.xz' saved [1410728/1410728] skiplist: ======================================== ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== shardfile-lkdtm pass <12>[ 58.718955] 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>[ 59.601640] lkdtm: Performing direct entry BUG <4>[ 59.606796] ------------[ cut here ]------------ <2>[ 59.611688] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 59.617183] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 59.622593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 59.651983] CPU: 3 PID: 709 Comm: cat Not tainted 5.10.204-cip41 #1 <4>[ 59.658538] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 59.665365] PC is at lkdtm_BUG+0x14/0x18 <4>[ 59.669576] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 59.674306] pc : [] lr : [] psr: a00e0013 <4>[ 59.680856] sp : c47c7e58 ip : c47c7e68 fp : c47c7e64 <4>[ 59.686361] r10: 00000004 r9 : c1ad5738 r8 : c15ebd0c <4>[ 59.691869] r7 : c47c7f60 r6 : 00000004 r5 : c693c000 r4 : 00000001 <4>[ 59.698680] r3 : c0c57e00 r2 : 68ab7161 r1 : ef7c05e0 r0 : c15ebd14 <4>[ 59.705493] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 59.712914] Control: 10c5387d Table: 16d1004a DAC: 00000051 <0>[ 59.718946] Process cat (pid: 709, stack limit = 0x40bbb5a0) <0>[ 59.724891] Stack: (0xc47c7e58 to 0xc47c8000) <0>[ 59.729537] 7e40: c47c7e74 c47c7e68 <0>[ 59.738008] 7e60: c0c57894 c0c57e0c c47c7e9c c47c7e78 c0c57d94 c0c57874 c0c57c74 c43752c0 <0>[ 59.746478] 7e80: b6e86000 00000004 c3023300 c47c7f60 c47c7ec4 c47c7ea0 c07e1b10 c0c57c80 <0>[ 59.754949] 7ea0: 00000000 c43752c0 b6e86000 c2815800 c47c7f60 c07e1aac c47c7f5c c47c7ec8 <0>[ 59.763420] 7ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c47c6000 <0>[ 59.771890] 7ee0: b6e86000 00020000 00000004 00000004 0001fffc c47c7ee0 00000001 b6e85000 <0>[ 59.780357] 7f00: c6900000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 59.788826] 7f20: 00000000 00000000 c13dd388 68ab7161 c206c120 c43752c0 c43752c0 c47c6000 <0>[ 59.797294] 7f40: b6e86000 00000000 00000000 00000004 c47c7f94 c47c7f60 c059bff0 c059b944 <0>[ 59.805761] 7f60: 00000000 00000000 c47c7fac 68ab7161 00000004 00000004 b6fcde00 00000004 <0>[ 59.814229] 7f80: c03002e4 c47c6000 c47c7fa4 c47c7f98 c059c080 c059bf88 00000000 c47c7fa8 <0>[ 59.822698] 7fa0: c03000c0 c059c074 00000004 00000004 00000001 b6e86000 00000004 00000000 <0>[ 59.831165] 7fc0: 00000004 00000004 b6fcde00 00000004 00000001 00000000 00020000 bee8cac4 <0>[ 59.839633] 7fe0: 00000004 bee8c7f8 b6f37d8f b6ebe7e6 800e0030 00000001 00000000 00000000 <0>[ 59.848090] Backtrace: <0>[ 59.850849] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 59.858719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 59.867029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 59.875241] r9:c47c7f60 r8:c3023300 r7:00000004 r6:b6e86000 r5:c43752c0 r4:c0c57c74 <0>[ 59.883291] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 59.891414] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e86000 r5:c43752c0 r4:00000000 <0>[ 59.899453] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 59.906879] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c47c6000 r5:c43752c0 <0>[ 59.914989] r4:c43752c0 <0>[ 59.917817] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 59.925244] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000004 r4:00000004 <0>[ 59.933286] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 59.941139] Exception stack(0xc47c7fa8 to 0xc47c7ff0) <0>[ 59.946479] 7fa0: 00000004 00000004 00000001 b6e86000 00000004 00000000 <0>[ 59.954948] 7fc0: 00000004 00000004 b6fcde00 00000004 00000001 00000000 00020000 bee8cac4 <0>[ 59.963411] 7fe0: 00000004 bee8c7f8 b6f37d8f b6ebe7e6 <0>[ 59.968755] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 59.975141] ---[ end trace fa62409bf42e9224 ]--- <3>[ 59.980048] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 59.989204] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 709, name: cat <4>[ 59.997140] INFO: lockdep is turned off. <4>[ 60.001343] irq event stamp: 1606 <4>[ 60.004964] hardirqs last enabled at (1605): [] console_unlock+0x4b0/0x6c0 <4>[ 60.013085] hardirqs last disabled at (1606): [] __und_svc+0x60/0x6c <4>[ 60.020600] softirqs last enabled at (1602): [] __do_softirq+0x36c/0x5a0 <4>[ 60.028545] softirqs last disabled at (1569): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 60.036665] CPU: 3 PID: 709 Comm: cat Tainted: G D 5.10.204-cip41 #1 <4>[ 60.044603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 60.051409] Backtrace: <4>[ 60.054169] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 60.062031] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8 <4>[ 60.067989] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 60.075606] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 60.083641] r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d199c r4:c47c6000 <4>[ 60.091679] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 60.099795] r6:00000000 r5:00000031 r4:c19d199c <4>[ 60.104719] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 60.112749] r6:00000001 r5:c47c6000 r4:c2fb2880 <4>[ 60.117676] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 60.125274] r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c2fb2880 <4>[ 60.132276] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 60.139865] r7:c1e1cb0c <4>[ 60.142699] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 60.150125] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 60.157466] r10:00000004 r9:c47c6000 r8:c15ebd0c r7:00000000 r6:c47c7dc8 r5:c0c57e14 <4>[ 60.165577] r4:e7f001f2 <4>[ 60.168405] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 60.176605] Exception stack(0xc47c7dc8 to 0xc47c7e10) <4>[ 60.181949] 7dc0: c15ebd14 ef7c05e0 68ab7161 c0c57e00 00000001 c693c000 <4>[ 60.190418] 7de0: 00000004 c47c7f60 c15ebd0c c1ad5738 00000004 c47c7e64 c47c7e68 c47c7e58 <4>[ 60.198881] 7e00: c0c57894 c0c57e14 a00e0013 ffffffff <4>[ 60.204220] r7:c47c7dfc r6:ffffffff r5:a00e0013 r4:c0c57e18 <4>[ 60.210174] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 60.218036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 60.226341] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 60.234549] r9:c47c7f60 r8:c3023300 r7:00000004 r6:b6e86000 r5:c43752c0 r4:c0c57c74 <4>[ 60.242592] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 60.250715] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e86000 r5:c43752c0 r4:00000000 <4>[ 60.258752] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 60.266178] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c47c6000 r5:c43752c0 <4>[ 60.274290] r4:c43752c0 <4>[ 60.277118] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 60.284544] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000004 r4:00000004 <4>[ 60.292581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 60.300431] Exception stack(0xc47c7fa8 to 0xc47c7ff0) <4>[ 60.305771] 7fa0: 00000004 00000004 00000001 b6e86000 00000004 00000000 <4>[ 60.314239] 7fc0: 00000004 00000004 b6fcde00 00000004 00000001 00000000 00020000 bee8cac4 <4>[ 60.322701] 7fe0: 00000004 bee8c7f8 b6f37d8f b6ebe7e6 # Segmentation fault # [ 59.601640] lkdtm: Performing direct entry BUG # [ 59.606796] ------------[ cut here ]------------ # [ 59.611688] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 59.617183] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 59.622593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 59.651983] CPU: 3 PID: 709 Comm: cat Not tainted 5.10.204-cip41 #1 # [ 59.658538] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 59.665365] PC is at lkdtm_BUG+0x14/0x18 # [ 59.669576] LR is at lkdtm_do_action+0x2c/0x4c # [ 59.674306] pc : [] lr : [] psr: a00e0013 # [ 59.680856] sp : c47c7e58 ip : c47c7e68 fp : c47c7e64 # [ 59.686361] r10: 00000004 r9 : c1ad5738 r8 : c15ebd0c # [ 59.691869] r7 : c47c7f60 r6 : 00000004 r5 : c693c000 r4 : 00000001 # [ 59.698680] r3 : c0c57e00 r2 : 68ab7161 r1 : ef7c05e0 r0 : c15ebd14 # [ 59.705493] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 59.712914] Control: 10c5387d Table: 16d1004a DAC: 00000051 # [ 59.718946] Process cat (pid: 709, stack limit = 0x40bbb5a0) # [ 59.724891] Stack: (0xc47c7e58 to 0xc47c8000) # [ 59.729537] 7e40: c47c7e74 c47c7e68 # [ 59.738008] 7e60: c0c57894 c0c57e0c c47c7e9c c47c7e78 c0c57d94 c0c57874 c0c57c74 c43752c0 # [ 59.746478] 7e80: b6e86000 00000004 c3023300 c47c7f60 c47c7ec4 c47c7ea0 c07e1b10 c0c57c80 # [ 59.754949] 7ea0: 00000000 c43752c0 b6e86000 c2815800 c47c7f60 c07e1aac c47c7f5c c47c7ec8 # [ 59.763420] 7ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c47c6000 # [ 59.771890] 7ee0: b6e86000 00020000 00000004 00000004 0001fffc c47c7ee0 00000001 b6e85000 # [ 59.780357] 7f00: c6900000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 59.788826] 7f20: 00000000 00000000 c13dd388 68ab7161 c206c120 c43752c0 c43752c0 c47c6000 # [ 59.797294] 7f40: b6e86000 00000000 00000000 00000004 c47c7f94 c47c7f60 c059bff0 c059b944 # [ 59.805761] 7f60: 00000000 00000000 c47c7fac 68ab7161 00000004 00000004 b6fcde00 00000004 # [ 59.814229] 7f80: c03002e4 c47c6000 c47c7fa4 c47c7f98 c059c080 c059bf88 00000000 c47c7fa8 # [ 59.822698] 7fa0: c03000c0 c059c074 00000004 00000004 00000001 b6e86000 00000004 00000000 # [ 59.831165] 7fc0: 00000004 00000004 b6fcde00 00000004 00000001 00000000 00020000 bee8cac4 # [ 59.839633] 7fe0: 00000004 bee8c7f8 b6f37d8f b6ebe7e6 800e0030 00000001 00000000 00000000 # [ 59.848090] Backtrace: # [ 59.850849] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 59.858719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 59.867029] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 59.875241] r9:c47c7f60 r8:c3023300 r7:00000004 r6:b6e86000 r5:c43752c0 r4:c0c57c74 # [ 59.883291] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 59.891414] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e86000 r5:c43752c0 r4:00000000 # [ 59.899453] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 59.906879] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c47c6000 r5:c43752c0 # [ 59.914989] r4:c43752c0 # [ 59.917817] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 59.925244] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000004 r4:00000004 # [ 59.933286] [] (sys_write) from [] (ret_fast_<6>[ 60.721486] lkdtm: Performing direct entry WARNING syscall+0x0/0x28) # [ 59.94113<4>[ 60.728924] ------------[ cut here ]------------ 9] Exception stack(0xc47c7fa8 to <4>[ 60.736721] WARNING: CPU: 3 PID: 781 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 0xc47c7ff0) # [ 59.946479] 7fa<4>[ 60.748227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 0: 00000004 000<4>[ 60.780246] CPU: 3 PID: 781 Comm: cat Tainted: G D W 5.10.204-cip41 #1 00004 00000001 b6e86000 00000004 <4>[ 60.790911] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000000 # [ 59.954948] 7fc0: <4>[ 60.800564] Backtrace: 00000004 00000004 b6fcde00 000000<4>[ 60.806150] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 04 00000001 00000000 00020000 bee<4>[ 60.816833] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 8cac4 # [ 59.963411] 7fe0: 000<4>[ 60.825617] [] (show_stack) from [] (dump_stack+0xe0/0x100) 00004 bee8c7f8 b6f37d8f b6ebe7e6 <4>[ 60.836052] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 59.968755] Code: e92dd800 <4>[ 60.846130] r9:00000009 r8:c0c57e60 r7:00000053 r6:00000009 r5:c0c57e60 r4:c1ad5df4 e24cb004 e52de004 e8bd4000 (e7f00<4>[ 60.857000] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 1f2) # [ 59.975141] ---[ end <4>[ 60.867601] r7:00000053 r6:c1ad5df4 r5:00000000 r4:c5d5a000 trace fa62409bf42e9224 ]--- # [ <4>[ 60.876386] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 59.980048] BUG: sleeping functi<4>[ 60.887597] r9:c1ad573c r8:c15ebd0c r7:c5d5bf60 r6:00000008 r5:c693c000 r4:00000002 on called from invalid context at<4>[ 60.898467] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) include/linux/percpu-rwsem.h:49 <4>[ 60.909504] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 59.989204] in_atomic(): 0,<4>[ 60.920637] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) irqs_disabled(): 128, non_block:<4>[ 60.931668] r9:c5d5bf60 r8:c3023300 r7:00000008 r6:b6e33000 r5:c4375a40 r4:c0c57c74 0, pid: 709, name: cat # [ 59<4>[ 60.942542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) .997140] INFO: lockdep is turned <4>[ 60.953486] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6e33000 r5:c4375a40 r4:00000000 off. # [ 60.001343] irq event <4>[ 60.964355] [] (vfs_write) from [] (ksys_write+0x74/0xec) stamp: 1606 # [ 60.004964] har<4>[ 60.974611] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5d5a000 r5:c4375a40 dirqs last enabled at (1605): [<<4>[ 60.985560] r4:c4375a40 c03d68b8>] console_unlock+0x4b0/0<4>[ 60.991223] [] (ksys_write) from [] (sys_write+0x18/0x1c) x6c0 # [ 60.013085] hardirqs l<4>[ 61.001479] r9:c5d5a000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000008 r4:00000008 ast disabled at (1606): [[ 61.012348] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 0>] __und_svc+0x60/0x6c # [ 60<4>[ 61.023032] Exception stack(0xc5d5bfa8 to 0xc5d5bff0) .020600] softirqs last enabled a<4>[ 61.031211] bfa0: 00000008 00000008 00000001 b6e33000 00000008 00000000 t (1602): [] __do_softi<4>[ 61.042511] bfc0: 00000008 00000008 b6f7ae00 00000004 00000001 00000000 00020000 beb8dac4 rq+0x36c/0x5a0 # [ 60.028545] <4>[ 61.053806] bfe0: 00000004 beb8d7f8 b6ee4d8f b6e6b7e6 softirqs last disabled at (1569):<4>[ 61.062044] irq event stamp: 0 [] __irq_exit_rcu+0x17<4>[ 61.068197] hardirqs last enabled at (0): [<00000000>] 0x0 8/0x1d0 # [ 60.036665] CPU: 3 <4>[ 61.076950] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac PID: 709 Comm: cat Tainted: G <4>[ 61.087514] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac D 5.10.204-cip41 #1 <4>[ 61.098116] softirqs last disabled at (0): [<00000000>] 0x0 # [ 60.044603] Hardware name: F<4>[ 61.106804] ---[ end trace fa62409bf42e9225 ]--- reescale i.MX6 Quad/DualLite (Device Tree) # [ 60.051409] Backtrace: # [ 60.054169] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 60.062031] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8 # [ 60.067989] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 60.075606] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 60.083641] r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d199c r4:c47c6000 # [ 60.091679] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 60.099795] r6:00000000 r5:00000031 r4:c19d199c # [ 60.104719] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 60.112749] r6:00000001 r5:c47c6000 r4:c2fb2880 # [ 60.117676] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 60.125274] r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c2fb2880 # [ 60.132276] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 60.139865] r7:c1e1cb0c # [ 60.142699] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 60.150125] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 60.157466] r10:00000004 r9:c47c6000 r8:c15ebd0c r7:00000000 r6:c47c7dc8 r5:c0c57e14 # [ 60.165577] r4:e7f001f2 # [ 60.168405] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 60.176605] Exception stack(0xc47c7dc8 to 0xc47c7e10) # [ 60.181949] 7dc0: c15ebd14 ef7c05e0 68ab7161 c0c57e00 00000001 c693c000 # [ 60.190418] 7de0: 00000004 c47c7f60 c15ebd0c c1ad5738 00000004 c47c7e64 c47c7e68 c47c7e58 # [ 60.198881] 7e00: c0c57894 c0c57e14 a00e0013 ffffffff # [ 60.204220] r7:c47c7dfc r6:ffffffff r5:a00e0013 r4:c0c57e18 # [ 60.210174] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 60.218036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 60.226341] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 60.234549] r9:c47c7f60 r8:c3023300 r7:00000004 r6:b6e86000 r5:c43752c0 r4:c0c57c74 # [ 60.242592] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 60.250715] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e86000 r5:c43752c0 r4:00000000 # [ 60.258752] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 60.266178] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c47c6000 r5:c43752c0 # [ 60.274290] r4:c43752c0 # [ 60.277118] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 60.284544] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000004 r4:00000004 # [ 60.292581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 60.300431] Exception stack(0xc47c7fa8 to 0xc47c7ff0) # [ 60.305771] 7fa0: 00000004 00000004 00000001 b6e86000 00000004 00000000 # [ 60.314239] 7fc0: 00000004 00000004 b6fcde00 00000004 00000001 00000000 00020000 bee8cac4 # [ 60.322701] 7fe0: 00000004 bee8c7f8 b6f37d8f b6ebe7e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 60.721486] lkdtm: Performing direct entry WARNING # [ 60.728924] ------------[ cut here ]------------ # [ 60.736721] WARNING: CPU: 3 PID: 781 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 60.748227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes <6>[ 61.425478] lkdtm: Performing direct entry WARNING_MESSAGE snd_soc_sgtl5000 snd_soc_core phy<4>[ 61.432628] ------------[ cut here ]------------ _generic ac97_bus snd_pcm_dmaengi<4>[ 61.440352] WARNING: CPU: 2 PID: 817 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 ne snd_pcm snd_timer snd soundcor<4>[ 61.452777] Warning message trigger count: 2 e caam error imx_ldb flexcan dw_h<4>[ 61.460029] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 dmi_imx dw_hdmi can_dev etnaviv p<4>[ 61.492067] CPU: 2 PID: 817 Comm: cat Tainted: G D W 5.10.204-cip41 #1 arallel_display gpu_sched imxdrm <4>[ 61.502738] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) imx_ipu_v3 # [ 60.780246] CPU:<4>[ 61.512388] Backtrace: 3 PID: 781 Comm: cat Tainted: G <4>[ 61.517972] [] (dump_backtrace) from [] (show_stack+0x20/0x24) D W 5.10.204-cip41 #<4>[ 61.528655] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 1 # [ 60.790911] Hardware name<4>[ 61.537443] [] (show_stack) from [] (dump_stack+0xe0/0x100) : Freescale i.MX6 Quad/DualLite (<4>[ 61.547878] [] (dump_stack) from [] (__warn+0x98/0x14c) Device Tree) # [ 60.800564] Ba<4>[ 61.557956] r9:00000009 r8:c0c57eb0 r7:00000058 r6:00000009 r5:c0c57eb0 r4:c1ad5df4 cktrace: # [ 60.806150] [[ 61.568824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) ba170>] (dump_backtrace) from [[ 61.579424] r7:00000058 r6:c1ad5df4 r5:c1ad5e10 r4:c6d76000 13ba530>] (show_stack+0x20/0x24) <4>[ 61.588212] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 60.816833] r7:ffffffff r6<4>[ 61.600114] r9:c1ad5744 r8:c15ebd0c r7:c6d77f60 r6:00000010 r5:c6c83000 r4:00000003 :600e0013 r5:00000000 r4:c1f1d0b8<4>[ 61.610982] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 60.825617] [] (<4>[ 61.622718] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) show_stack) from [] (du<4>[ 61.633849] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) mp_stack+0xe0/0x100) # [ 60.83<4>[ 61.644880] r9:c6d77f60 r8:c3023300 r7:00000010 r6:b6e34000 r5:c41acdc0 r4:c0c57c74 6052] [] (dump_stack) f<4>[ 61.655755] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) rom [] (__warn+0x98/0x1<4>[ 61.666699] r9:c07e1aac r8:c6d77f60 r7:c2815800 r6:b6e34000 r5:c41acdc0 r4:00000000 4c) # [ 60.846130] r9:0000000<4>[ 61.677568] [] (vfs_write) from [] (ksys_write+0x74/0xec) 9 r8:c0c57e60 r7:00000053 r6:0000<4>[ 61.687823] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c6d76000 r5:c41acdc0 0009 r5:c0c57e60 r4:c1ad5df4 # [<4>[ 61.698769] r4:c41acdc0 60.857000] [] (__war<4>[ 61.704433] [] (ksys_write) from [] (sys_write+0x18/0x1c) n) from [] (warn_slowpa<4>[ 61.714689] r9:c6d76000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:00000010 r4:00000010 th_fmt+0x8c/0xa8) # [ 60.86760<4>[ 61.725559] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 1] r7:00000053 r6:c1ad5df4 r5:00<4>[ 61.736243] Exception stack(0xc6d77fa8 to 0xc6d77ff0) 000000 r4:c5d5a000 # [ 60.8763<4>[ 61.744423] 7fa0: 00000010 00000010 00000001 b6e34000 00000010 00000000 86] [] (warn_slowpath_f<4>[ 61.755724] 7fc0: 00000010 00000010 b6f7be00 00000004 00000001 00000000 00020000 bed8aac4 mt) from [] (lkdtm_WARN<4>[ 61.767019] 7fe0: 00000004 bed8a7f8 b6ee5d8f b6e6c7e6 ING+0x48/0x4c) # [ 60.887597] <4>[ 61.775236] irq event stamp: 0 r9:c1ad573c r8:c15ebd0c r7:c5d5b<4>[ 61.781381] hardirqs last enabled at (0): [<00000000>] 0x0 f60 r6:00000008 r5:c693c000 r4:00<4>[ 61.790140] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac 000002 # [ 60.898467] [[ 61.800741] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac 18>] (lkdtm_WARNING) from [[ 61.811328] softirqs last disabled at (0): [<00000000>] 0x0 894>] (lkdtm_do_action+0x2c/0x4c)<4>[ 61.820016] ---[ end trace fa62409bf42e9226 ]--- # [ 60.909504] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 60.920637] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 60.931668] r9:c5d5bf60 r8:c3023300 r7:00000008 r6:b6e33000 r5:c4375a40 r4:c0c57c74 # [ 60.942542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 60.953486] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6e33000 r5:c4375a40 r4:00000000 # [ 60.964355] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 60.974611] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5d5a000 r5:c4375a40 # [ 60.985560] r4:c4375a40 # [ 60.991223] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 61.001479] r9:c5d5a000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000008 r4:00000008 # [ 61.012348] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 61.023032] Exception stack(0xc5d5bfa8 to 0xc5d5bff0) # [ 61.031211] bfa0: 00000008 00000008 00000001 b6e33000 00000008 00000000 # [ 61.042511] bfc0: 00000008 00000008 b6f7ae00 00000004 00000001 00000000 00020000 beb8dac4 # [ 61.053806] bfe0: 00000004 beb8d7f8 b6ee4d8f b6e6b7e6 # [ 61.062044] irq event stamp: 0 # [ 61.068197] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 61.076950] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 61.087514] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 61.098116] softirqs last disabled at (0): [<00000000>] 0x0 # [ 61.106804] ---[ end trace fa62409bf42e9225 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 61.425478] lkdtm: Performing direct entry WARNING_MESSAGE # [ 61.432628] ------------[ cut here ]------------ # [ 61.440352] WARNING: CPU: 2 PID: 817 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 61.452777] Warning message trigger count: 2 # [ 61.460029] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 61.492067] CPU: 2 PID: 817 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 61.502738] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 61.512388] Backtrace: # [ 61.517972] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 61.528655] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 61.537443] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 61.547878] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 61.557956] r9:00000009 r8:c0c57eb0 r7:00000058 r6:00000009 r5:c0c57eb0 r4:c1ad5df4 # [ 61.568824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 61.579424] r7:00000058 r6:c1ad5df4 r5:c1ad5e10 r4:c6d76000 # [ 61.588212] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 61.600114] r9:c1ad5744 r8:c15ebd0c r7:c6d77f60 r6:00000010 r5:c6c83000 r4:00000003 # [ 61.610982] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 61.622718] [] (lkdtm_do_action) from [] (direct_entry<6>[ 62.129880] lkdtm: Performing direct entry EXCEPTION +0x120/0x18c) # [ 61.633849] [<1>[ 62.137426] 8<--- cut here --- ] (direct_entry) from [<1>[ 62.143446] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ] (full_proxy_write+0x6<1>[ 62.154746] pgd = 1ffbde6c 4/0x94) # [ 61.644880] r9:c6d<1>[ 62.160499] [00000000] *pgd=00000000 77f60 r8:c3023300 r7:00000010 r6:<0>[ 62.167191] Internal error: Oops: 805 [#2] SMP ARM b6e34000 r5:c41acdc0 r4:c0c57c74 <4>[ 62.175069] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 61.655755] <[4<>c[0 7 e 162.207033] CPU: 3 PID: 850 Comm: cat Tainted: G D W 5.10.204-cip41 #1 ac>] (ful[p r o x6y2_.w2r1i7114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e) from [] (vfs_i[ 62.225648] PC is at lkdtm_EXCEPTION+0x18/0x20 e+0x10c/0x53c<)4 > [# [ 6 2 .632859] LR is at lkdtm_do_action+0x2c/0x4c 1.666699] r9<:4c>0[7 e 1 a6a2c. 39470] pc : [] lr : [] psr: a00e0013 r8:c6d<747>f[6 0 6r27.:2c4278912] sp : c459be58 ip : c459be68 fp : c459be64 5800 r6<:4b>6[e 3 4 06020. 2r554:50] r10: 0000000a r9 : c1ad5754 r8 : c15ebd0c c41acdc0 r<44:>0[0 0 0 06020.02 62084] r7 : c459bf60 r6 : 0000000a r5 : c4637000 r4 : 00000004 # [ 61.<647>7[5 6 86]2 .[2<7c0692] r3 : 00000000 r2 : 954c3572 r1 : ef7c05e0 r0 : c15ebd2c 59b938>] (vfw[r i t e6)2 .f279216] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none om [f[0 > ] 6(2k.s2y8s519] Control: 10c5387d Table: 16ecc04a DAC: 00000051 _write+0x74/0x)[ # 6[2 .296261] Process cat (pid: 850, stack limit = 0x549848cd) 61.687823]< 0 >r[1 0 : 06020.3004175] Stack: (0xc459be58 to 0xc459c000) 004 r9:0000000<00 >r[8 : 0 06020.310613] be40: c459be74 c459be68 000 r7:b6e34000 r<60:>c[6 d 7 660.321047] be60: c0c57894 c0c57ec4 c459be9c c459be78 c0c57d94 c0c57874 c0c57c74 c4187900 00 r5:c41acdc0 < 0#> [[ 6621331565] be80: b6dc5000 0000000a c3023300 c459bf60 c459bec4 c459bea0 c07e1b10 c0c57c80 .698769] r4:c41ac[0 6#2.341998] bea0: 00000000 c4187900 b6dc5000 c2815800 c459bf60 c07e1aac c459bf5c c459bec8 [ 61.704433] [<5[9 b f 76c.352517] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c459a000 >] (ksys_write<)0 >f[r o m 6[2<.363034] bee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c459bee0 00000001 b6dc4000 059c080>] (sys_wt[e + 0 x612.373466] bf00: c69ef180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 /0x1c) # [ 61.<701>4[6 8 9 ]6 .383986] bf20: 00000000 00000000 c13dd388 954c3572 c206c120 c4187900 c4187900 c459a000 r9:c6d76000 :[c 0 3 06022.e94502] bf40: b6dc5000 00000000 00000000 00000004 c459bf94 c459bf60 c059bff0 c059b944 4 r7:00000004 :[b 6 f 76b2e.404847] bf60: 00000000 00000000 c459bfac 954c3572 0000000a 0000000a b6f0ce00 00000004 0 r5:00000010 r4<:00>0[0 0 0 0612.415279] bf80: c03002e4 c459a000 c459bfa4 c459bf98 c059c080 c059bf88 00000000 c459bfa8 # [ 61.725<505>9[] [ <6c20.425797] bfa0: c03000c0 c059c074 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 9c068>] (sys_wt[e ) f6r2o.436229] bfc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be8e8ac4 [] <(0r>e[t _ f a6s2t.446660] bfe0: 00000004 be8e87f8 b6e76d8f b6dfd7e6 800e0030 00000001 00000000 00000000 syscall+0x0/08[) #6 2[. 57086] Backtrace: 61.736243] Exception< 0s>t[a c 62.461712] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) (0xc6d77fa8 to 0xc6d7<70f>f[0 ) 62.472402] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 61.744423] 7fa0: < 0 > 62.482925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 000<000>0[1 0 06020493612] r9:c459bf60 r8:c3023300 r7:0000000a r6:b6dc5000 r5:c4187900 r4:c0c57c74 00010 00000001 b6e34000 00000<001[ 62.503618] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 0 00000000 # [ < 06>1[. 7 5 567.514302] r9:c07e1aac r8:c459bf60 r7:c2815800 r6:b6dc5000 r5:c4187900 r4:00000000 24] 7fc0: 0000001<00 >0[0 0 0 060.524387] [] (vfs_write) from [] (ksys_write+0x74/0xec) 10 b6f7be00 000<000>0[0 4 06020533862] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c459a000 r5:c4187900 00001 0000<000>0[0 0 06022.05043942] r4:c4187900 0 bed8aac4 # [ 61.7<607>0[1 9 62.548565] [] (ksys_write) from [] (sys_write+0x18/0x1c) 7fe0: 0000000<40 >b[e d 8 a672f.558298] r9:c459a000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a b6ee5d8f b6e6c7e6 # <[0 > [ 6 62.568299] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) .775236] i [e v e n6t2 .s5t78463] Exception stack(0xc459bfa8 to 0xc459bff0) mp: 0 # [< 0 > [6 1 . 76821.35885600] bfa0: 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 ] hardirqs las [e n a b6l2e.595863] bfc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be8e8ac4 at (0): [<00<000>0[0 0 06>2]. 606293] bfe0: 00000004 be8e87f8 b6e76d8f b6dfd7e6 x0 # [ 61.790140<]0 >h[a r d i2.613517] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) rqs last disabled at (0): [[ 62.622111] ---[ end trace fa62409bf42e9227 ]--- 8f4>] copy_process+0x5f8/0x1dac # [ 61.800741] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 61.811328] softirqs last disabled at (0): [<00000000>] 0x0 # [ 61.820016] ---[ end trace fa62409bf42e9226 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 62.129880] lkdtm: Performing direct entry EXCEPTION # [ 62.137426] 8<--- cut here --- # [ 62.143446] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 62.154746] pgd = 1ffbde6c # [ 62.160499] [00000000] *pgd=00000000 # [ 62.167191] Internal error: Oops: 805 [#2] SMP ARM # [ 62.175069] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 62.207033] CPU: 3 PID: 850 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 62.217114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 62.225648] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 62.232859] LR is at lkdtm_do_action+0x2c/0x4c # [ 62.239470] pc : [] lr : [] psr: a00e0013 # [ 62.247902] sp : c459be58 ip : c459be68 fp : c459be64 # [ 62.254950] r10: 0000000a r9 : c1ad5754 r8 : c15ebd0c # [ 62.262084] r7 : c459bf60 r6 : 0000000a r5 : c4637000 r4 : 00000004 # [ 62.270692] r3 : 00000000 r2 : 954c3572 r1 : ef7c05e0 r0 : c15ebd2c # [ 62.279216] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 62.288519] Control: 10c5387d Table: 16ecc04a DAC: 00000051 # [ 62.296261] Process cat (pid: 850, stack limit = 0x549848cd) # [ 62.304175] Stack: (0xc459be58 to 0xc459c000) # [ 62.310613] be40: c459be74 c459be68 # [ 62.321047] be60: c0c57894 c0c57ec4 c459be9c c459be78 c0c57d94 c0c57874 c0c57c74 c4187900 # [ 62.331565] be80: b6dc5000 0000000a c3023300 c459bf60 c459bec4 c459bea0 c07e1b10 c0c57c80 # [ 62.341998] bea0: 00000000 c4187900 b6dc5000 c2815800 c459bf60 c07e1aac c459bf5c c459bec8 # [ 62.352517] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c459a000 # [ 62.363034] bee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c459bee0 00000001 b6dc4000 # [ 62.373466] bf00: c69ef180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 62.383986] bf20: 00000000 00000000 c13dd388 954c3572 c206c120 c4187900 c4187900 c459a000 # [ 62.394502] bf40: b6dc5000 00000000 00000000 00000004 c459bf94 c459bf60 c059bff0 c059b944 # [ 62.404847] bf60: 00000000 00000000 c459bfac 954c3572 0000000a 0000000a b6f0ce00 00000004 # [ 62.415279] bf80: c03002e4 c459a000 c459bfa4 c459bf98 c059c080 c059bf88 00000000 c459bfa8 # [ 62.425797] bfa0: c03000c0 c059c074 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 # [ 62.436229] bfc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be8e8ac4 # [ 62.446660] bfe0: 00000004 be8e87f8 b6e76d8f b6dfd7e6 800e0030 00000001 00000000 00000000 # [ 62.457086] Backtrace: # [ 62.461712] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 62.472402] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 62.482925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 62.493612] r9:c459bf60 r8:c3023300 r7:0000000a r6:b6dc5000 r5:c4187900 r4:c0c57c74 # [ 62.503618] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 62.514302] r9:c07e1aac r8:c459bf60 r7:c2815800 r6:b6dc5000 r5:c4187900 r4:00000000 # [ 62.524387] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 62.533862] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c459a000 r5:c4187900 # [ 62.543942] r4:c4187900 # [ 62.548565] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 62.558298] r9:c459a000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a # [ 62.568299] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 62.578463] Exception stack(0xc459bfa8 to 0xc459bff0) # [ 62.585600] bfa0: 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000 # [ 62.595863] bfc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be8e8ac4 # [ 62.606293] bfe0: 00000004 be8e87f8 b6e76d8f b6dfd7e6 # [ 62.613517] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 62.622111] ---[ end trace fa62409bf42e9227 ]--- # 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>[ 63.732144] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 63.738047] lkdtm: attempting good list addition <6>[ 63.743082] lkdtm: attempting corrupted list addition <3>[ 63.748435] lkdtm: list_add() corruption not detected! # [ 63.732144] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 63.738047] lkdtm: attempting good list addition # [ 63.743082] lkdtm: attempting corrupted list addition # [ 63.748435] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh <6>[ 64.052056] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 64.058145] lkdtm: attempting good list removal <6>[ 64.063013] lkdtm: attempting corrupted list removal <3>[ 64.068271] lkdtm: list_del() corruption not detected! # [ 64.052056] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 64.058145] lkdtm: attempting good list removal # [ 64.063013] lkdtm: attempting corrupted list removal # [ 64.068271] 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>[ 64.378809] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 64.385503] lkdtm: attempting bad read from page below current stack <3>[ 64.392161] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 64.378809] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 64.385503] lkdtm: attempting bad read from page below current stack # [ 64.392161] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh <6>[ 64.707399] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 64.714149] lkdtm: attempting bad read from page above current stack <3>[ 64.720776] lkdtm: FAIL: accessed page after stack! (byte: eb) # [ 64.707399] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 64.714149] lkdtm: attempting bad read from page above current stack # [ 64.720776] lkdtm: FAIL: accessed page after stack! (byte: eb) # 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>[ 65.034677] lkdtm: Performing direct entry UNSET_SMEP <3>[ 65.040011] lkdtm: XFAIL: this test is x86_64-only # [ 65.034677] lkdtm: Performing direct entry UNSET_SMEP # [ 65.040011] 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>[ 65.350848] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 65.356469] lkdtm: XFAIL: this test is ia32-only # [ 65.350848] lkdtm: Performing direct entry DOUBLE_FAULT # [ 65.356469] 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>[ 65.661035] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 65.666670] lkdtm: XFAIL: this test is arm64-only # [ 65.661035] lkdtm: Performing direct entry CORRUPT_PAC # [ 65.666670] 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>[ 65.975603] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 65.982331] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 65.975603] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 65.982331] 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>[ 66.651765] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 66.657618] lkdtm: Value in memory before free: 12345678 <6>[ 66.663254] lkdtm: Attempting bad read from freed memory <6>[ 66.668843] lkdtm: Memory was not poisoned # [ 66.651765] lkdtm: Performing direct entry READ_AFTER_FREE # [ 66.657618] lkdtm: Value in memory before free: 12345678 # [ 66.663254] lkdtm: Attempting bad read from freed memory # [ 66.668843] 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>[ 67.157145] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 67.163507] lkdtm: Value in memory before free: 12345678 <6>[ 67.169091] lkdtm: Attempting to read from freed memory <6>[ 67.174640] lkdtm: Buddy page was not poisoned # [ 67.157145] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 67.163507] lkdtm: Value in memory before free: 12345678 # [ 67.169091] lkdtm: Attempting to read from freed memory # [ 67.174640] 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>[ 67.502206] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 67.508241] lkdtm: Attempting double slab free ... # [ 67.502206] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 67.508241] 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>[ 67.835324] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 67.841103] lkdtm: Attempting cross-cache slab free ... # [ 67.835324] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 67.841103] 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>[ 68.160466] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 68.166231] lkdtm: Attempting non-Slab slab free ... # [ 68.160466] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 68.166231] 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>[ 69.193293] lkdtm: Performing direct entry EXEC_DATA <6>[ 69.198541] lkdtm: attempting ok execution at c0c58604 <6>[ 69.204079] lkdtm: attempting bad execution at c27069d4 <1>[ 69.209615] 8<--- cut here --- <1>[ 69.212942] Unable to handle kernel paging request at virtual address c27069d4 <1>[ 69.220437] pgd = 745a5d0e <1>[ 69.223420] [c27069d4] *pgd=1261141e(bad) <0>[ 69.227745] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 69.233256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 69.262799] CPU: 3 PID: 1718 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 69.270829] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 69.277652] PC is at data_area+0x0/0x40 <4>[ 69.281787] LR is at execute_location+0xa4/0xb4 <4>[ 69.286603] pc : [] lr : [] psr: 600e0013 <4>[ 69.293156] sp : c6ae9e38 ip : 00000027 fp : c6ae9e54 <4>[ 69.298662] r10: 0000000a r9 : c1ad5938 r8 : c15ebd0c <4>[ 69.304170] r7 : c6ae9f60 r6 : 00000001 r5 : c27069d4 r4 : c0c58604 <4>[ 69.310980] r3 : 4fa95bc4 r2 : 4fa95bc4 r1 : ef7c05e4 r0 : 0000002b <4>[ 69.317795] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 69.325215] Control: 10c5387d Table: 16e7404a DAC: 00000051 <0>[ 69.331245] Process cat (pid: 1718, stack limit = 0xcafa95e5) <0>[ 69.337274] Stack: (0xc6ae9e38 to 0xc6aea000) <0>[ 69.341919] 9e20: 0000001f c457b000 <0>[ 69.350388] 9e40: 0000000a c6ae9f60 c6ae9e64 c6ae9e58 c13c7fac c13c7da8 c6ae9e74 c6ae9e68 <0>[ 69.358857] 9e60: c0c57894 c13c7f94 c6ae9e9c c6ae9e78 c0c57d94 c0c57874 c0c57c74 c47c32c0 <0>[ 69.367326] 9e80: b6e16000 0000000a c3023300 c6ae9f60 c6ae9ec4 c6ae9ea0 c07e1b10 c0c57c80 <0>[ 69.375796] 9ea0: 00000000 c47c32c0 b6e16000 c2815800 c6ae9f60 c07e1aac c6ae9f5c c6ae9ec8 <0>[ 69.384265] 9ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c6ae8000 <0>[ 69.392734] 9ee0: b6e16000 00020000 00000004 0000000a 0001fff6 c6ae9ee0 00000001 b6e15000 <0>[ 69.401200] 9f00: c4251400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 69.409669] 9f20: 00000000 00000000 c13dd388 4fa95bc4 c206c120 c47c32c0 c47c32c0 c6ae8000 <0>[ 69.418136] 9f40: b6e16000 00000000 00000000 00000004 c6ae9f94 c6ae9f60 c059bff0 c059b944 <0>[ 69.426604] 9f60: 00000000 00000000 c6ae9fac 4fa95bc4 0000000a 0000000a b6f5de00 00000004 <0>[ 69.435072] 9f80: c03002e4 c6ae8000 c6ae9fa4 c6ae9f98 c059c080 c059bf88 00000000 c6ae9fa8 <0>[ 69.443539] 9fa0: c03000c0 c059c074 0000000a 0000000a 00000001 b6e16000 0000000a 00000000 <0>[ 69.452007] 9fc0: 0000000a 0000000a b6f5de00 00000004 00000001 00000000 00020000 bef85ac4 <0>[ 69.460475] 9fe0: 00000004 bef857f8 b6ec7d8f b6e4e7e6 800e0030 00000001 00000000 00000000 <0>[ 69.468930] Backtrace: <0>[ 69.471692] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 69.480161] r7:c6ae9f60 r6:0000000a r5:c457b000 r4:0000001f <0>[ 69.486121] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 69.494506] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 69.502816] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 69.511027] r9:c6ae9f60 r8:c3023300 r7:0000000a r6:b6e16000 r5:c47c32c0 r4:c0c57c74 <0>[ 69.519077] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 69.527200] r9:c07e1aac r8:c6ae9f60 r7:c2815800 r6:b6e16000 r5:c47c32c0 r4:00000000 <0>[ 69.535239] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 69.542667] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c6ae8000 r5:c47c32c0 <0>[ 69.550779] r4:c47c32c0 <0>[ 69.553609] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 69.561036] r9:c6ae8000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000000a r4:0000000a <0>[ 69.569076] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 69.576927] Exception stack(0xc6ae9fa8 to 0xc6ae9ff0) <0>[ 69.582268] 9fa0: 0000000a 0000000a 00000001 b6e16000 0000000a 00000000 <0>[ 69.590738] 9fc0: 0000000a 0000000a b6f5de00 00000004 00000001 00000000 00020000 bef85ac4 <0>[ 69.599205] 9fe0: 00000004 bef857f8 b6ec7d8f b6e4e7e6 <0>[ 69.604551] Code: 00000000 c5861900 c58619c0 c5861a80 (e1a0c00d) <4>[ 69.610940] ---[ end trace fa62409bf42e9228 ]--- # Segmentation fault <4>[ 69.626213] panel-simple panel-lvds0: supply power not found, using dummy regulator <4>[ 69.648284] panel-simple panel-lcd: supply power not found, using dummy regulator <4>[ 69.656506] panel-simple panel-lcd: Specify missing connector_type <6>[ 69.681960] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) <6>[ 69.690668] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) <6>[ 69.699443] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) # [ 69.193293] lkdtm: Performin<6>[ 69.708109] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) g direct entry EXEC_DATA # [ 69.198541] lkdtm<6>[ 69.722121] platform panel-lvds0: deferred probe pending : attempting ok execution at c0c5<6>[ 69.729171] platform backlight-lcd: deferred probe pending 8604 # [ 69.204079] lkdtm: att<6>[ 69.737751] platform backlight-lvds: deferred probe pending empting bad execution at c27069d4<6>[ 69.746495] platform panel-lcd: deferred probe pending # [ 69.209615] 8<--- cut here<6>[ 69.754696] platform ldb: deferred probe pending --- # [ 69.212942] Unable to handle kernel paging request at virtual address c27069d4 # [ 69.220437] pgd = 745a5d0e # [ 69.223420] [c27069d4] *pgd=1261141e(bad) # [ 69.227745] Internal error: Oops: 8000000d [#3] SMP ARM # [ 69.233256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 69.262799] CPU: 3 PID: 1718 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 69.270829] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 69.277652] PC is at data_area+0x0/0x40 # [ 69.281787] LR is at execute_location+0xa4/0xb4 # [ 69.286603] pc : [] lr : [] psr: 600e0013 # [ 69.293156] sp : c6ae9e38 ip : 00000027 fp : c6ae9e54 # [ 69.298662] r10: 0000000a r9 : c1ad5938 r8 : c15ebd0c # [ 69.304170] r7 : c6ae9f60 r6 : 00000001 r5 : c27069d4 r4 : c0c58604 # [ 69.310980] r3 : 4fa95bc4 r2 : 4fa95bc4 r1 : ef7c05e4 r0 : 0000002b # [ 69.317795] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 69.325215] Control: 10c5387d Table: 16e7404a DAC: 00000051 # [ 69.331245] Process cat (pid: 1718, stack limit = 0xcafa95e5) # [ 69.337274] Stack: (0xc6ae9e38 to 0xc6aea000) # [ 69.341919] 9e20: 0000001f c457b000 # [ 69.350388] 9e40: 0000000a c6ae9f60 c6ae9e64 c6ae9e58 c13c7fac c13c7da8 c6ae9e74 c6ae9e68 # [ 69.358857] 9e60: c0c57894 c13c7f94 c6ae9e9c c6ae9e78 c0c57d94 c0c57874 c0c57c74 c47c32c0 # [ 69.367326] 9e80: b6e16000 0000000a c3023300 c6ae9f60 c6ae9ec4 c6ae9ea0 c07e1b10 c0c57c80 # [ 69.375796] 9ea0: 00000000 c47c32c0 b6e16000 c2815800 c6ae9f60 c07e1aac c6ae9f5c c6ae9ec8 # [ 69.384265] 9ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c6ae8000 # [ 69.392734] 9ee0: b6e16000 00020000 00000004 0000000a 0001fff6 c6ae9ee0 00000001 b6e15000 # [ 69.401200] 9f00: c4251400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 69.409669] 9f20: 00000000 00000000 c13dd388 4fa95bc4 c206c120 c47c32c0 c47c32c0 c6ae8000 # [ 69.418136] 9f40: b6e16000 00000000 00000000 00000004 c6ae9f94 c6ae9f60 c059bff0 c059b944 # [ 69.426604] 9f60: 00000000 00000000 c6ae9fac 4fa95bc4 0000000a 0000000a b6f5de00 00000004 # [ 69.435072] 9f80: c03002e4 c6ae8000 c6ae9fa4 c6ae9f98 c059c080 c059bf88 00000000 c6ae9fa8 # [ 69.443539] 9fa0: c0<6>[ 69.989407] lkdtm: Performing direct entry EXEC_STACK 3000c0 c059c074 0000000a 0000000a<6>[ 69.996692] lkdtm: attempting ok execution at c0c58604 00000001 b6e16000 0000000a 00000<6>[ 70.005102] lkdtm: attempting bad execution at c4401e0c 000 # [ 69.452007] 9fc0: 00000<1>[ 70.013308] 8<--- cut here --- 00a 0000000a b6f5de00< 10>0[0 0 070.019423] Unable to handle kernel paging request at virtual address c4401e0c 004 00000001 000<010>0[0 0 0700.029166] pgd = 75fbe8fd 20000 bef85ac4 # [ 69.4604<715[ 70.034217] [c4401e0c] *pgd=1441141e(bad) ] 9fe0: 00000004 bef8<507>f[8 b70.041101] Internal error: Oops: 8000000d [#4] SMP ARM 6ec7d8f b6e4e7e6 800e0030 0000000<4>[ 70.048837] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 1 00000000 00000<040>0[ #7 0[080802] CPU: 3 PID: 1803 Comm: cat Tainted: G D W 5.10.204-cip41 #1 69.468930<]4 >B[a c k t7r0a.c090798] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) : # [ 69.47169<24]> [[ < c 170.099499] PC is at 0xc4401e0c c7d9c>] (execute_location<)4 >f[r 70.105074] LR is at execute_location+0xa4/0xb4 om [>][ ( l k7d0t.m112284] pc : [] lr : [] psr: 600e0013 EXEC_DATA+<04x>2[4 / 0 x7208.)1 20718] sp : c4401de8 ip : c4401cf0 fp : c4401e04 # [ 69.4<840>1[6 1 ] 7 0r.71:28025] r10: 0000000b r9 : c1ad5944 r8 : c15ebd0c 6ae9f60 r<64>:[0 0 0 07000.01a3 5330] r7 : c4401f60 r6 : 00000001 r5 : c4401e0c r4 : c0c58604 5:c457b000< 4r>4[: 0 0 07000.01143853] r3 : ddab9f0f r2 : ddab9f0f r1 : ef7c05e0 r0 : 0000002b <4>[ 70.152463] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 69.4861<241>][ [ < c7103159865] Control: 10c5387d Table: 16e8404a DAC: 00000051 c7f88>] (lkdtm_E[C _ D A7T0A167867] Process cat (pid: 1803, stack limit = 0x57681ee1) ) from [7[8 9 47>0]. 1(75866] Stack: (0xc4401de8 to 0xc4402000) kdtm_do_action+0x20[x 4 c )70.182307] 1de0: c4400000 c457b000 0000000b c4401f60 c4401e64 c4401e08 # [ 69.494506] <[0<>c[0 c 5 770.192912] 1e00: c13c7fe8 c13c7da8 c4401e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 68>] (lkdtm_do_t[i o n )7 0f203516] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8 rom [<]0 >([d i r e7c0t213949] 1e40: e3a02040 e3a01d33 e5930018 ddab9f0f 0000000b 00000020 c4401e74 c4401e68 _entry+0x120/0x<108>c[) 7#0 .224380] 1e60: c0c57894 c13c7fbc c4401e9c c4401e78 c0c57d94 c0c57874 c0c57c74 c47c3a40 69.502816] [<c[5 7 c 7740.234812] 1e80: b6e61000 0000000b c3023300 c4401f60 c4401ec4 c4401ea0 c07e1b10 c0c57c80 ] (direct_entry)< 0f>r[o m [7<0.245331] 1ea0: 00000000 c47c3a40 b6e61000 c2815800 c4401f60 c07e1aac c4401f5c c4401ec8 07e1b10>] (full_px[y _ w r7i.255850] 1ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4400000 te+0x64/0x94) #< 0[> [ 6 97.0.266368] 1ee0: b6e61000 00020000 00000004 0000000b 0001fff5 c4401ee0 00000001 b6e60000 11027] r9:c6af[6 0 r780:.276886] 1f00: c2e5ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 3023300 r7:000<000>0[0 a r760:.287318] 1f20: 00000000 00000000 c13dd388 ddab9f0f c206c120 c47c3a40 c47c3a40 c4400000 6e16000 r5:c47c<302>c[0 r 47:0c297750] 1f40: b6e61000 00000000 00000000 00000004 c4401f94 c4401f60 c059bff0 c059b944 0c57c74 # [ 69<.05>1[9 0 7 77].308182] 1f60: 00000000 00000000 c4401fac ddab9f0f 0000000b 0000000b b6fa8e00 00000004 [] <(0f>u[l l _ p7r0o.318700] 1f80: c03002e4 c4400000 c4401fa4 c4401f98 c059c080 c059bf88 00000000 c4401fa8 <0>[ 70.329131] 1fa0: c03000c0 c059c074 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 y_write) from< 0[><[c 0 5 97b0a.437579] 1fc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee46ac4 4>] (vfs_write+0x<100>c[/ 0 x 573.347927] 1fe0: 00000004 bee467f8 b6f12d8f b6e997e6 800e0030 00000001 00000000 00000000 c) # [ 69.52<70>2[0 0 ] 7 0r.358438] Backtrace: :c07e1aac r8:c6ae9f60 r7:c281<508[ 70.363154] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) 00 r6:b6e16000 r<50:>c[4 7 c 3720.374273] r7:c4401f60 r6:0000000b r5:c457b000 r4:c4400000 0 r4:00000000 # [ 69.<503>5[2 70.382280] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) 9] [>[] ( v7f0s._3w3137] r4:00000020 rite) from [0]> [( k s70.397759] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ys_write+0x74/0xec) # [ < 06>9[ 70.408281] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 542667] r10:0000<000>0[ 4 r790.418967] r9:c4401f60 r8:c3023300 r7:0000000b r6:b6e61000 r5:c47c3a40 r4:c0c57c74 00000000 r8:00000000 r7:b<60e>[1 70.429057] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 000 r6:c6ae800<00 >r[5 : c 4770c.439570] r9:c07e1aac r8:c4401f60 r7:c2815800 r6:b6e61000 r5:c47c3a40 r4:00000000 2c0 # [ 69.5507<709>][ r 470.449569] [] (vfs_write) from [] (ksys_write+0x74/0xec) c47c32c0 # [ < 0 >6[9 . 5 57306.459131] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c4400000 r5:c47c3a40 9] [f[7 c > ]7 0(.k4s6y9210] r4:c47c3a40 _write) from [9[c 0 8 07>0.473745] [] (ksys_write) from [] (sys_write+0x18/0x1c) (sys_write+0x1<80/>0[x 1 c )7 0 483222] r9:c4400000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000b r4:0000000b # [ 69.561036] r9:c68[0 0 70.493223] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 0 r8:c030<002>e[4 r 77:00.50003386] Exception stack(0xc4401fa8 to 0xc4401ff0) 0004 r6:b6f5de00 :[0 0 0 070.510437] 1fa0: 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 00a r4:000000<00a> [ # [7 0 . 20954] 1fc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee46ac4 69.569076] <[0<>c[0 5 9 c7006.85>1298] 1fe0: 00000004 bee467f8 b6f12d8f b6e997e6 ] (sys_write) fr [[ < c 0730.538434] Code: c4401e08 c13c7fe8 c13c7da8 c4401e6c (e1a0c00d) 00c0>] (ret_fast_s[c a l l7+.546870] ---[ end trace fa62409bf42e9229 ]--- 0x0/0x28) # [ 69.576927] Exception stack(0xc6ae9fa8 to 0xc6ae9ff0) # [ 69.582268] 9fa0: 0000000a 0000000a 00000001 b6e16000 0000000a 00000000 # [ 69.590738] 9fc0: 0000000a 0000000a b6f5de00 00000004 00000001 00000000 00020000 bef85ac4 # [ 69.599205] 9fe0: 00000004 bef857f8 b6ec7d8f b6e4e7e6 # [ 69.604551] Code: 00000000 c5861900 c58619c0 c5861a80 (e1a0c00d) # [ 69.610940] ---[ end trace fa62409bf42e9228 ]--- # [ 69.626213] panel-simple panel-lvds0: supply power not found, using dummy regulator # [ 69.648284] panel-simple panel-lcd: supply power not found, using dummy regulator # [ 69.656506] panel-simple panel-lcd: Specify missing connector_type # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh # Segmentation fault # [ 69.989407] lkdtm: Performing direct entry EXEC_STACK # [ 69.996692] lkdtm: attempting ok execution at c0c58604 # [ 70.005102] lkdtm: attempting bad execution at c4401e0c # [ 70.013308] 8<--- cut here --- # [ 70.019423] Unable to handle kernel paging request at virtual address c4401e0c # [ 70.029166] pgd = 75fbe8fd # [ 70.034217] [c4401e0c] *pgd=1441141e(bad) # [ 70.041101] Internal error: Oops: 8000000d [#4] SMP ARM # [ 70.048837] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 70.080802] CPU: 3 PID: 1803 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 70.090798] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 70.099499] PC is at 0xc4401e0c # [ 70.105074] LR is at execute_location+0xa4/0xb4 # [ 70.112284] pc : [] lr : [] psr: 600e0013 # [ 70.120718] sp : c4401de8 ip : c4401cf0 fp : c4401e04 # [ 70.128025] r10: 0000000b r9 : c1ad5944 r8 : c15ebd0c # [ 70.135330] r7 : c4401f60 r6 : 00000001 r5 : c4401e0c r4 : c0c58604 # [ 70.143853] r3 : ddab9f0f r2 : ddab9f0f r1 : ef7c05e0 r0 : 0000002b # [ 70.152463] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 70.159865] Control: 10c5387d Table: 16e8404a DAC: 00000051 # [ 70.167867] Process cat (pid: 1803, stack limit = 0x57681ee1) # [ 70.175866] Stack: (0xc4401de8 to 0xc4402000) # [ 70.182307] 1de0: c4400000 c457b000 0000000b c4401f60 c4401e64 c4401e08 # [ 70.192912] 1e00: c13c7fe8 c13c7da8 c4401e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 70.203516] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8 # [ 70.213949] 1e40: e3a02040 e3a01d33 e5930018 ddab9f0f 0000000b 00000020 c4401e74 c4401e68 # [ 70.224380] 1e60: c0c57894 c13c7fbc c4401e9c c4401e78 c0c57d94 c0c57874 c0c57c74 c47c3a40 # [ 70.234812] 1e80: b6e61000 0000000b c3023300 c4401f60 c4401ec4 c4401ea0 c07e1b10 c0c57c80 # [ 70.245331] 1ea0: 00000000 c47c3a40 b6e61000 c2815800 c4401f60 c07e1aac c4401f5c c4401ec8 # [ 70.255850] 1ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4400000 # [ 70.266368] 1ee0: b6e61000 00020000 00000004 0000000b 0001fff5 c4401ee0 00000001 b6e60000 # [ 70.276886] 1f00: c2e5ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 70.287318] 1f20: 00000000 00000000 c13dd388 ddab9f0f c206c120 c47c3a40 c47c3a40 c4400000 # [ 70.297750] 1f40: b6e61000 00000000 00000000 00000004 c4401f94 c4401f60 c059bff0 c059b944 # [ 70.308182] 1f60: 00000000 00000000 c4401fac ddab9f0f 0000000b 0000000b b6fa8e00 00000004 # [ 70.318700] 1f80: c03002e4 c4400000 c4401fa4 c4401f98 c059c080 c059bf88 00000000 c4401fa8 # [ 70.329131] 1fa0: c03000c0 c059c074 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 # [ 70.337579] 1fc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bee46ac4 # [ 70.347927] 1fe0: 00000004 bee467f8 b6f12d8f b6e997e6 800e0030 00000001 00000000 00000000 # [ 70.358438] Backtrace: # [ 70.363154] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 70.374273] r7:c4401f60 r6:0000000b r5:c457b000 r4:c4400000 # [ 70.382280] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 70.393137] r4:00000020 # [ 70.397759] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 70.408281] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 70.418967] r9:c4401f60 r8:c3023300 r7:0000000b r6:b6e61000 r5:c47c3a40 r4:c0c57c74 # [ 70.429057] [[ 70.966787] lkdtm: Performing direct entry EXEC_KMALLOC c>] (full_proxy_write) from [[ 70.974100] lkdtm: attempting ok execution at c0c58604 9ba44>] (vfs_write+0x10c/0x53c) <6>[ 70.982185] lkdtm: attempting bad execution at c5f1ca40 # [ 70.439570] r9:c07e1aac r8:<1>[ 70.990562] 8<--- cut here --- c4401f60 r7:c28158<010> [r 6 : b70.996704] Unable to handle kernel paging request at virtual address c5f1ca40 e61000 r5:c47c3a40 :[0 0 0 01.006368] pgd = 8d0cd261 0000 # [ 70.449569] [[ 71.011513] [c5f1ca40] *pgd=15e1141e(bad) >] (vfs_write) from [] 0>[ 71.018662] Internal error: Oops: 8000000d [#5] SMP ARM (ksys_write+0x74/0xec) # [ 70.<4>[ 71.026923] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 459131] r10:00000004 r9:00000000<4>[ 71.058904] CPU: 3 PID: 1883 Comm: cat Tainted: G D W 5.10.204-cip41 #1 r8:00000000 r7:b6e6<140>0[0 r 71.069766] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) :c4400000 r5:c47c3a40 # [ <740[ 71.078825] PC is at 0xc5f1ca40 .469210] r4:c47c3a40 # [ 70.4<4>[ 71.084846] LR is at execute_location+0xa4/0xb4 73745] [c[> ] (7k1s.092493] pc : [] lr : [] psr: 600e0013 s_write) from [9[c 0 8 07>.101027] sp : c6aefe30 ip : c6aefd38 fp : c6aefe4c ] (sys_write+0x18/0x1)[ # 71.108602] r10: 0000000d r9 : c1ad5950 r8 : c15ebd0c [ 70.483222] r9:c<444>0[0 0 0 71.116350] r7 : c6aeff60 r6 : 00000001 r5 : c5f1ca40 r4 : c0c58604 r8:c03002e4 r7:00000<040>4[ r 671.125400] r3 : e97003a5 r2 : e97003a5 r1 : ef7c05e0 r0 : 0000002b :b6fa8e00 r5:0000000b r4:<040>0[0 71.134454] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000b # [ 70.493<242>3[] [ <71.144282] Control: 10c5387d Table: 16c1404a DAC: 00000051 <0>[ 71.152467] Process cat (pid: 1883, stack limit = 0x03e24a4b) 059c068>] (sys_wre[) f r7o.158496] Stack: (0xc6aefe30 to 0xc6af0000) m [] (ret_fast_sys[ 71.165213] fe20: c5f1ca40 c2f64000 0000000d c6aeff60 l+0x0/0x28) # [ 70.503386] Exc<0>[ 71.176264] fe40: c6aefe64 c6aefe50 c0c58654 c13c7da8 00000021 c2f64000 c6aefe74 c6aefe68 eption stack(0xc4401fa8 to 0xc44<0>[ 71.187571] fe60: c0c57894 c0c58628 c6aefe9c c6aefe78 c0c57d94 c0c57874 c0c57c74 c47c3cc0 1ff0) # [ 70.510437] 1fa0: <0>[ 71.198792] fe80: b6de3000 0000000d c3023300 c6aeff60 c6aefec4 c6aefea0 c07e1b10 c0c57c80 0000000b 0000000[ 71.210098] fea0: 00000000 c47c3cc0 b6de3000 c2815800 c6aeff60 c07e1aac c6aeff5c c6aefec8 00000001 b6e61000 0000000b 0000<0>[ 71.221232] fec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c4167ce4 c059bff0 c6aee000 000 # [ 70.520954] 1fc0: 000<0>[ 71.232452] fee0: b6de3000 00020000 00000004 0000000d 0001fff3 c6aefee0 00000001 00000805 000b 0000000b b6fa8e00 00000<000>[ 71.243584] ff00: c5fbbb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000001 00000000 00020000 bee<4>[ 71.254632] ff20: 00000000 00000000 c6aee000 e97003a5 b6de2000 c47c3cc0 c47c3cc0 c6aee000 6ac4 # [ 70.531298] 1fe0: 0000<0>[ 71.265767] ff40: b6de3000 00000000 00000000 00000004 c6aeff94 c6aeff60 c059bff0 c059b944 0004 bee467f8 b6f12d8f b6e997[ 71.288121] ff80: c03002e4 c6aee000 c6aeffa4 c6aeff98 c059c080 c059bf88 00000000 c6aeffa8 8 c13c7fe8 c13c7da8 c4401e6c< 0(>[ 71.299253] ffa0: c03000c0 c059c074 0000000d 0000000d 00000001 b6de3000 0000000d 00000000 1a0c00d) # [ 70.546870] ---<[>[ 71.310300] ffc0: 0000000d 0000000d b6f2ae00 00000004 00000001 00000000 00020000 be815ac4 end trace fa62409bf42e9229 ]<-0-[ 71.321434] ffe0: 00000004 be8157f8 b6e94d8f b6e1b7e6 800e0030 00000001 00000000 00000000 <0>[ 71.332467] Backtrace: - # EXEC_STACK: missing 'call tr<0>[ 71.335236] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) ace:': [FAIL] not ok 31 selftes<0>[ 71.346788] r7:c6aeff60 r6:0000000d r5:c2f64000 r4:c5f1ca40 s: lkdtm: EXEC_STACK.sh # exit=1 <0>[ 71.355497] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # selftests: lkdtm: E[C _ K71.366965] r5:c2f64000 r4:00000021 MALLOC.sh <0>[ 71.373074] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 71.382312] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 71.390521] r9:c6aeff60 r8:c3023300 r7:0000000d r6:b6de3000 r5:c47c3cc0 r4:c0c57c74 <0>[ 71.398570] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 71.406693] r9:c07e1aac r8:c6aeff60 r7:c2815800 r6:b6de3000 r5:c47c3cc0 r4:00000000 <0>[ 71.414731] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 71.422159] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c6aee000 r5:c47c3cc0 <0>[ 71.430272] r4:c47c3cc0 <0>[ 71.433101] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 71.440530] r9:c6aee000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000000d r4:0000000d <0>[ 71.448572] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 71.456425] Exception stack(0xc6aeffa8 to 0xc6aefff0) <0>[ 71.461766] ffa0: 0000000d 0000000d 00000001 b6de3000 0000000d 00000000 <0>[ 71.470236] ffc0: 0000000d 0000000d b6f2ae00 00000004 00000001 00000000 00020000 be815ac4 <0>[ 71.478700] ffe0: 00000004 be8157f8 b6e94d8f b6e1b7e6 <0>[ 71.484043] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) <4>[ 71.490431] ---[ end trace fa62409bf42e922a ]--- # Segmentation fault # [ 70.966787] lkdtm: Performing direct entry EXEC_KMALLOC # [ 70.974100] lkdtm: attempting ok execution at c0c58604 # [ 70.982185] lkdtm: attempting bad execution at c5f1ca40 # [ 70.990562] 8<--- cut here --- # [ 70.996704] Unable to handle kernel paging request at virtual address c5f1ca40 # [ 71.006368] pgd = 8d0cd261 # [ 71.011513] [c5f1ca40] *pgd=15e1141e(bad) # [ 71.018662] Internal error: Oops: 8000000d [#5] SMP ARM # [ 71.026923] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 71.058904] CPU: 3 PID: 1883 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 71.069766] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 71.078825] PC is at 0xc5f1ca40 # [ 71.084846] LR is at execute_location+0xa4/0xb4 # [ 71.092493] pc : [] lr : [] psr: 600e0013 # [ 71.101027] sp : c6aefe30 ip : c6aefd38 fp : c6aefe4c # [ 71.108602] r10: 0000000d r9 : c1ad5950 r8 : c15ebd0c # [ 71.116350] r7 : c6aeff60 r6 : 00000001 r5 : c5f1ca40 r4 : c0c58604 # [ 71.125400] r3 : e97003a5 r2 : e97003a5 r1 : ef7c05e0 r0 : 0000002b # [ 71.134454] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 71.144282] Control: 10c5387d Table: 16c1404a DAC: 00000051 # [ 71.152467] Process cat (pid: 1883, stack limit = 0x03e24a4b) # [ 71.158496] Stack: (0xc6aefe30 to 0xc6af0000) # [ 71.165213] fe20: c5f1ca40 c2f64000 0000000d c6aeff60 # [ 71.176264] fe40: c6aefe64 c6aefe50 c0c58654 c13c7da8 00000021 c2f64000 c6aefe74 c6aefe68 # [ 71.187571] fe60: c0c57894 c0c58628 c6aefe9c c6aefe78 c0c57d94 c0c57874 c0c57c74 c47c3cc0 # [ 71.198792] fe80: b6de3000 0000000d c3023300 c6aeff60 c6aefec4 c6aefea0 c07e1b10 c0c57c80 # [ 71.210098] fea0: 00000000 c47c3cc0 b6de3000 c2815800 c6aeff60 c07e1aac c6aeff5c c6aefec8 # [ 71.221232] fec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c4167ce4 c059bff0 c6aee000 # [ 71.232452] fee0: b6de3000 00020000 00000004 0000000d 0001fff3 c6aefee0 00000001 00000805 # [ 71.243584] ff00: c5fbbb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 71.254632] ff20: 00000000 00000000 c6aee000 e97003a5 b6de2000 c47c3cc0 c47c3cc0 c6aee000 # [ 71.265767] ff40: b6de3000 00000000 00000000 00000004 c6aeff94 c6aeff60 c059bff0 c059b944 # [ 71.277072] ff60: 00000000 00000000 c6aeffac e97003a5 0000000d 0000000d b6f2ae00 00000004 # [ 71.288121] ff80: c03002e4 c6aee000 c6aeffa4 c6aeff98 c059c080 c059bf88 00000000 c6aeffa8 # [ 71.299253] ffa0: c03000c0 c059c074 0000000d 0000000d 00000001 b6de3000 0000000d 00000000 # [ 71.310300] ffc0: 0000000d 0000000d b6f2ae00 00000004 00000001 00000000 00020000 be815ac4 # [ 71.321434] ffe0: 00000004 be8157f8 b6e94d8f b6e1b7e6 800e0030 00000001 00000000 00000000 # [ 71.332467] Backtrace: # [ 71.335236] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 71.346788] r7:c6aeff60 r6:0000000d r5:c2f64000 r4:c5f1ca40 # [ 71.355497] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 71.366965] r5:c2f64000 r4:00000021 # [ 71.373074] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 71.382312] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 71.390521] r9:c6aeff60 r8:c3023300 r7:0000000d r6:b6de3000 r5:c47c3cc0 r4:c0c57c74 # [ 71.398570] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 71.406693] r9:c07e1aac r8:c6aeff60 r7:c2815800 r6:b6de3000 r5:c47c3cc0 r4:00000000 # <6>[ 71.921354] lkdtm: Performing direct entry EXEC_VMALLOC [ 71.414731] [] (vfs_<6>[ 71.927513] lkdtm: attempting ok execution at c0c58604 write) from [] (ksys_wr<6>[ 71.935799] lkdtm: attempting bad execution at f096c000 ite+0x74/0xec) # [ 71.422159] <1>[ 71.944043] 8<--- cut here --- r10:00000004 r9:<010>0[0 0 0 070.950144] Unable to handle kernel paging request at virtual address f096c000 r8:00000000 r7:b6de3000 r6:c6aee<1>[ 71.959773] pgd = 137ae9d4 000 r5:c47c3cc0 # [ 71.430272]<1>[ 71.965614] [f096c000] *pgd=12950811, *pte=4950d65f, *ppte=4950d45f r4:c47c3cc0 # [ 71.433101] [<0>[ 71.974981] Internal error: Oops: 8000000f [#6] SMP ARM ] (ksys_write) from [[ 71.983283] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 059c080>] (sys_write+08[/ 0 72.015250] CPU: 1 PID: 1961 Comm: cat Tainted: G D W 5.10.204-cip41 #1 1c) # [ <741>.[4 4 0 57320.]0 5587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r9:c6aee000 r8:c03<040>2[e 4 r2.034202] PC is at 0xf096c000 7:00000004 r6:b6f2ae00 r5<:40>0[0 72.039777] LR is at execute_location+0xa4/0xb4 0000d r4:0<040>0[0 0 0 d7 2 .#0 46988] pc : [] lr : [] psr: 600e0013 71.448572<]4 >[[< c 0 5729.c005336] sp : c5c9fe30 ip : c5c9fd38 fp : c5c9fe4c 68>] (sys_i[t e ) 7f2r.o0m62642] r10: 0000000d r9 : c1ad5960 r8 : c15ebd0c [4]> [( r e t7_2f.a0s69948] r7 : c5c9ff60 r6 : 00000001 r5 : f096c000 r4 : c0c58604 _syscall+<04x>0[/ 0 x 2782.)0 7 8555] r3 : 82b247ed r2 : 82b247ed r1 : ef7965e0 r0 : 0000002b [ 71.456<442>5[] E x7c2e.p0t7078] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ion stack<(40>x[c 6 a e7f2f.a089 294] Control: 10c5387d Table: 16efc04a DAC: 00000051 to 0xc6aefff0) < 0#>[ [ 7 27.104037] Process cat (pid: 1961, stack limit = 0xef435b91) .461766] ffa<00:> [ 7 2 . 112035] Stack: (0xc5c9fe30 to 0xc5ca0000) 00000<000>d[ 0 0 07020118563] fe20: f096c000 c6b7f000 0000000d c5c9ff60 00d 00000001 b6de<300>0[0 0 070.128995] fe40: c5c9fe64 c5c9fe50 c0c58688 c13c7da8 00000022 c6b7f000 c5c9fe74 c5c9fe68 0000d 00000000< 0 >#[ [ 7 2 .739513] fe60: c0c57894 c0c5866c c5c9fe9c c5c9fe78 c0c57d94 c0c57874 c0c57c74 c2fcfe00 1.470236] ffc0: 0<000>0[0 0 0 d7 .149859] fe80: b6dde000 0000000d c3023300 c5c9ff60 c5c9fec4 c5c9fea0 c07e1b10 c0c57c80 0000000d b6f2ae00 0<000>0[0 0 0 42.160378] fea0: 00000000 c2fcfe00 b6dde000 c2815800 c5c9ff60 c07e1aac c5c9ff5c c5c9fec8 00000001 00000<000>0[ 0 0 07220170981] fec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5c9e000 000 be815ac4 # [< 0 > [7 1 . 477.181414] fee0: b6dde000 00020000 00000004 0000000d 0001fff3 c5c9fee0 00000001 b6ddd000 8700] ffe0: <000>0[0 0 0 0742 .b191929] ff00: c47c3b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 8157f8 b6e94d8f b6b[7 e 6 72.202278] ff20: 00000000 00000000 c13dd388 82b247ed c206c120 c2fcfe00 c2fcfe00 c5c9e000 # [ 71.484043] d[e : 070.212882] ff40: b6dde000 00000000 00000000 00000004 c5c9ff94 c5c9ff60 c059bff0 c059b944 000000 0000000<00 >0[0 0 0 07020.223399] ff60: 00000000 00000000 c5c9ffac 82b247ed 0000000d 0000000d b6f25e00 00000004 00000000 (e1a<00c>0[0 d ) 7 2 . 33831] ff80: c03002e4 c5c9e000 c5c9ffa4 c5c9ff98 c059c080 c059bf88 00000000 c5c9ffa8 # [ 71.490431<]0 >-[- - [ 7e2n244176] ffa0: c03000c0 c059c074 0000000d 0000000d 00000001 b6dde000 0000000d 00000000 d trace fa62409bf<402>e[9 2 2 a7 .254608] ffc0: 0000000d 0000000d b6f25e00 00000004 00000001 00000000 00020000 bea25ac4 ]--- # EXEC_KL[L O C :7 2m.265125] ffe0: 00000004 bea257f8 b6e8fd8f b6e167e6 800e0030 00000001 00000000 00000000 ssing 'call tra:[' : 7[2F.275550] Backtrace: IL] not ok 32 selftests: lkdtm:<0>[ 72.280266] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) EXEC_KMALLOC.sh <#0 >e[x i t =712.291730] r7:c5c9ff60 r6:0000000d r5:c6b7f000 r4:f096c000 # selftests: lkdtm<:0 >E[X E C _2.299734] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) VMALLOC.sh< 0 >[ 72.310507] r5:c6b7f000 r4:00000022 <0>[ 72.315388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 72.323667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 72.331854] r9:c5c9ff60 r8:c3023300 r7:0000000d r6:b6dde000 r5:c2fcfe00 r4:c0c57c74 <0>[ 72.339873] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 72.347974] r9:c07e1aac r8:c5c9ff60 r7:c2815800 r6:b6dde000 r5:c2fcfe00 r4:00000000 <0>[ 72.355987] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 72.363391] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c5c9e000 r5:c2fcfe00 <0>[ 72.371486] r4:c2fcfe00 <0>[ 72.374289] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 72.381695] r9:c5c9e000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000000d r4:0000000d <0>[ 72.389710] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 72.397544] Exception stack(0xc5c9ffa8 to 0xc5c9fff0) <0>[ 72.402864] ffa0: 0000000d 0000000d 00000001 b6dde000 0000000d 00000000 <0>[ 72.411310] ffc0: 0000000d 0000000d b6f25e00 00000004 00000001 00000000 00020000 bea25ac4 <0>[ 72.419754] ffe0: 00000004 bea257f8 b6e8fd8f b6e167e6 <0>[ 72.425079] Code: bad PC value <4>[ 72.428484] ---[ end trace fa62409bf42e922b ]--- # Segmentation fault # [ 71.921354] lkdtm: Performing direct entry EXEC_VMALLOC # [ 71.927513] lkdtm: attempting ok execution at c0c58604 # [ 71.935799] lkdtm: attempting bad execution at f096c000 # [ 71.944043] 8<--- cut here --- # [ 71.950144] Unable to handle kernel paging request at virtual address f096c000 # [ 71.959773] pgd = 137ae9d4 # [ 71.965614] [f096c000] *pgd=12950811, *pte=4950d65f, *ppte=4950d45f # [ 71.974981] Internal error: Oops: 8000000f [#6] SMP ARM # [ 71.983283] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 72.015250] CPU: 1 PID: 1961 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 72.025587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 72.034202] PC is at 0xf096c000 # [ 72.039777] LR is at execute_location+0xa4/0xb4 # [ 72.046988] pc : [] lr : [] psr: 600e0013 # [ 72.055336] sp : c5c9fe30 ip : c5c9fd38 fp : c5c9fe4c # [ 72.062642] r10: 0000000d r9 : c1ad5960 r8 : c15ebd0c # [ 72.069948] r7 : c5c9ff60 r6 : 00000001 r5 : f096c000 r4 : c0c58604 # [ 72.078555] r3 : 82b247ed r2 : 82b247ed r1 : ef7965e0 r0 : 0000002b # [ 72.087078] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 72.096294] Control: 10c5387d Table: 16efc04a DAC: 00000051 # [ 72.104037] Process cat (pid: 1961, stack limit = 0xef435b91) # [ 72.112035] Stack: (0xc5c9fe30 to 0xc5ca0000) # [ 72.118563] fe20: f096c000 c6b7f000 0000000d c5c9ff60 # [ 72.128995] fe40: c5c9fe64 c5c9fe50 c0c58688 c13c7da8 00000022 c6b7f000 c5c9fe74 c5c9fe68 # [ 72.139513] fe60: c0c57894 c0c5866c c5c9fe9c c5c9fe78 c0c57d94 c0c57874 c0c57c74 c2fcfe00 # [ 72.149859] fe80: b6dde000 0000000d c3023300 c5c9ff60 c5c9fec4 c5c9fea0 c07e1b10 c0c57c80 # [ 72.160378] fea0: 00000000 c2fcfe00 b6dde000 c2815800 c5c9ff60 c07e1aac c5c9ff5c c5c9fec8 # [ 72.170981] fec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5c9e000 # [ 72.181414] fee0: b6dde000 00020000 00000004 0000000d 0001fff3 c5c9fee0 00000001 b6ddd000 # [ 72.191929] ff00: c47c3b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 72.202278] ff20: 00000000 00000000 c13dd388 82b247ed c206c120 c2fcfe00 c2fcfe00 c5c9e000 # [ 72.212882] ff40: b6dde000 00000000 00000000 00000004 c5c9ff94 c5c9ff60 c059bff0 c059b944 # [ 72.223399] ff60: 00000000 00000000 c5c9ffac 82b247ed 0000000d 0000000d b6f25e00 00000004 # [ 72.233831] ff80: c03002e4 c5c9e000 c5c9ffa4 c5c9ff98 c059c080 c059bf88 00000000 c5c9ffa8 # [ 72.244176] ffa0: c03000c0 c059c074 0000000d 0000000d 00000001 b6dde000 0000000d 00000000 # [ 72.254608] ffc0: 0000000d 0000000d b6f25e00 00000004 00000001 00000000 00020000 bea25ac4 # [ 72.265125] ffe0: 00000004 bea257f8 b6e8fd8f b6e167e6 800e0030 00000001 00000000 00000000 # [ 72.275550] Backtrace: # [ 72.280266] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 72.291730] r7:c5c9ff60 r6:0000000d r5:c6b7f000 r4:f096c000 # [ 72.299734] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 72.310507] r5:c6b7f000 r4:00000022 # [ 72.315388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 72.323667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 72.331854] r9:c5c9ff6<6>[ 72.841540] lkdtm: Performing direct entry EXEC_RODATA 0 r8:c3023300 r7:0000000d r6:b6dd<6>[ 72.848296] lkdtm: attempting ok execution at c0c58604 e000 r5:c2fcfe00 r4:c0c57c74 # [<6>[ 72.856538] lkdtm: attempting bad execution at c15ebfa8 72.339873] [] (full_<1>[ 72.864883] 8<--- cut here --- proxy_write) o[m [ <7c20.571020] Unable to handle kernel paging request at virtual address c15ebfa8 9ba44>] (vfs_i[t e + 07x21.080412] pgd = 137ae9d4 c/0x53c) # [ 72.347974] < 1r>9 72.885287] [c15ebfa8] *pgd=1141941e(bad) :c07e1aac r8:c5c9ff6<00 >r[7 : c 72.892080] Internal error: Oops: 8000000d [#7] SMP ARM 815800 r6:b6dde000 r5:c2fcfe00 r4<4>[ 72.899815] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 :00000000 # [ 72.355<948>7[] 72.931780] CPU: 3 PID: 2039 Comm: cat Tainted: G D W 5.10.204-cip41 #1 [4]> [( v f s7_2w.r9i42117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e) from [] (ksys_wr6[3 3 72.958647] LR is at execute_location+0xa4/0xb4 1] r10:00<040>0[0 0 4 7r29.:9065773] pc : [] lr : [] psr: 600e0013 000000 r8<:40>0[0 0 0 07020.9 7r4120] sp : c4373e38 ip : c4373d40 fp : c4373e54 :b6dde000 :[c 5 c 97e20.09081340] r10: 0000000c r9 : c1ad5970 r8 : c15ebd0c r5:c2fcfe<040> [ # [7 2 . 9782646] r7 : c4373f60 r6 : 00000000 r5 : c15ebfa8 r4 : c0c58604 .371486] < 4r>4[: c 2 f7c2f.9e907168] r3 : bb132d98 r2 : bb132d98 r1 : ef7c05e0 r0 : 0000002b # [ 72.37<442>8[9 ] [7<3c.005691] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 59bf7c>] (y[s _ w r7i3t.e0)14994] Control: 10c5387d Table: 16efc04a DAC: 00000051 from [0[> ] 7(3s.y0s2820] Process cat (pid: 2039, stack limit = 0xf7cf48fd) _write+0x18x[1 c ) 7 3#. 0[0649] Stack: (0xc4373e38 to 0xc4374000) 72.381695] < 0r>9[: c 5 c793e.037088] 3e20: 00000023 c457e000 00 r8:c03002e4< 0r>7[: 0 0 07030.047522] 3e40: 0000000c c4373f60 c4373e64 c4373e58 c13c8028 c13c7da8 c4373e74 c4373e68 04 r6:b6f25e00 r<50:>0[0 0 07030057954] 3e60: c0c57894 c13c8010 c4373e9c c4373e78 c0c57d94 c0c57874 c0c57c74 c4162500 0d r4:0000000d # <[0 > [ 7 2 .73.068386] 3e80: b6eae000 0000000c c3023300 c4373f60 c4373ec4 c4373ea0 c07e1b10 c0c57c80 89710] [6[8 > ] 7(3s.y78989] 3ea0: 00000000 c4162500 b6eae000 c2815800 c4373f60 c07e1aac c4373f5c c4373ec8 s_write) from [<<0c>0[3 0 0 07c30089336] 3ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4372000 >] (ret_fast_sya[l l + 07x30099766] 3ee0: b6eae000 00020000 00000004 0000000c 0001fff4 c4373ee0 00000001 b6ead000 /0x28) # [ 7<20.>3[9 7 5 4743]110197] 3f00: c5fbbb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(05[c 9 f f73.120631] 3f20: 00000000 00000000 c13dd388 bb132d98 c206c120 c4162500 c4162500 c4372000 8 to 0xc5c9fff0)< 0 >#[ [ 7 3.131234] 3f40: b6eae000 00000000 00000000 00000004 c4373f94 c4373f60 c059bff0 c059b944 2.402864] ffa0<:0 > [ 7 3 .141752] 3f60: 00000000 00000000 c4373fac bb132d98 0000000c 0000000c b6ff5e00 00000004 0000<000>0[d 0 07030.152184] 3f80: c03002e4 c4372000 c4373fa4 c4373f98 c059c080 c059bf88 00000000 c4373fa8 00d 00000001 d[d e 0 0703 .062615] 3fa0: c03000c0 c059c074 0000000c 0000000c 00000001 b6eae000 0000000c 00000000 000000d 00000000< 0 >#[ [ 7 3.172963] 3fc0: 0000000c 0000000c b6ff5e00 00000004 00000001 00000000 00020000 bec79ac4 2.411310] ffc0:< 00>0[0 0 0 0703d183480] 3fe0: 00000004 bec797f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000 0000000d b6f25e0<00 >0[0 0 0 070.193906] Backtrace: 04 00000001 00000000 0002<000>0[0 73.198706] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) bea25ac4 # [ <702>.[4 1 9 775.209739] r7:c4373f60 r6:0000000c r5:c457e000 r4:00000023 4] ffe0: 00000004 bea25<70f>8[ b 73.217745] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 6e8fd8f b6e167e6 # [< 0 > [7 2 .73.228609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 425079] Code: bad PC valu [# 73.239129] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 72.428484] ---<[0 >e[n d t3.249731] r9:c4373f60 r8:c3023300 r7:0000000c r6:b6eae000 r5:c4162500 r4:c0c57c74 race fa62409bf42e922b ]---< 0 >#[ 73.259908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) EXEC_VMALLOC: mii[n g '7c3.270506] r9:c07e1aac r8:c4373f60 r7:c2815800 r6:b6eae000 r5:c4162500 r4:00000000 ll trace:': [FAIL] t[ o k 73.280592] [] (vfs_write) from [] (ksys_write+0x74/0xec) 33 selftests: lt[m : E7X3E290241] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4372000 r5:c4162500 C_VMALLOC<.0s>h[ # e7x3i.t3=01320] r4:c4162500 # selftests: lkdtm:< 0E>X[E C _73.304856] [] (ksys_write) from [] (sys_write+0x18/0x1c) RODATA.sh <0>[ 73.314503] r9:c4372000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000000c r4:0000000c <0>[ 73.323462] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 73.331297] Exception stack(0xc4373fa8 to 0xc4373ff0) <0>[ 73.336619] 3fa0: 0000000c 0000000c 00000001 b6eae000 0000000c 00000000 <0>[ 73.345066] 3fc0: 0000000c 0000000c b6ff5e00 00000004 00000001 00000000 00020000 bec79ac4 <0>[ 73.353509] 3fe0: 00000004 bec797f8 b6f5fd8f b6ee67e6 <0>[ 73.358831] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 73.365196] ---[ end trace fa62409bf42e922c ]--- # Segmentation fault # [ 72.841540] lkdtm: Performing direct entry EXEC_RODATA # [ 72.848296] lkdtm: attempting ok execution at c0c58604 # [ 72.856538] lkdtm: attempting bad execution at c15ebfa8 # [ 72.864883] 8<--- cut here --- # [ 72.871020] Unable to handle kernel paging request at virtual address c15ebfa8 # [ 72.880412] pgd = 137ae9d4 # [ 72.885287] [c15ebfa8] *pgd=1141941e(bad) # [ 72.892080] Internal error: Oops: 8000000d [#7] SMP ARM # [ 72.899815] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 72.931780] CPU: 3 PID: 2039 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 72.942117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 72.950738] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 72.958647] LR is at execute_location+0xa4/0xb4 # [ 72.965773] pc : [] lr : [] psr: 600e0013 # [ 72.974120] sp : c4373e38 ip : c4373d40 fp : c4373e54 # [ 72.981340] r10: 0000000c r9 : c1ad5970 r8 : c15ebd0c # [ 72.988646] r7 : c4373f60 r6 : 00000000 r5 : c15ebfa8 r4 : c0c58604 # [ 72.997168] r3 : bb132d98 r2 : bb132d98 r1 : ef7c05e0 r0 : 0000002b # [ 73.005691] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 73.014994] Control: 10c5387d Table: 16efc04a DAC: 00000051 # [ 73.022820] Process cat (pid: 2039, stack limit = 0xf7cf48fd) # [ 73.030649] Stack: (0xc4373e38 to 0xc4374000) # [ 73.037088] 3e20: 00000023 c457e000 # [ 73.047522] 3e40: 0000000c c4373f60 c4373e64 c4373e58 c13c8028 c13c7da8 c4373e74 c4373e68 # [ 73.057954] 3e60: c0c57894 c13c8010 c4373e9c c4373e78 c0c57d94 c0c57874 c0c57c74 c4162500 # [ 73.068386] 3e80: b6eae000 0000000c c3023300 c4373f60 c4373ec4 c4373ea0 c07e1b10 c0c57c80 # [ 73.078989] 3ea0: 00000000 c4162500 b6eae000 c2815800 c4373f60 c07e1aac c4373f5c c4373ec8 # [ 73.089336] 3ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4372000 # [ 73.099766] 3ee0: b6eae000 00020000 00000004 0000000c 0001fff4 c4373ee0 00000001 b6ead000 # [ 73.110197] 3f00: c5fbbb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 73.120631] 3f20: 00000000 00000000 c13dd388 bb132d98 c206c120 c4162500 c4162500 c4372000 # [ 73.131234] 3f40: b6eae000 00000000 00000000 00000004 c4373f94 c4373f60 c059bff0 c059b944 # [ 73.141752] 3f60: 00000000 00000000 c4373fac bb132d98 0000000c 0000000c b6ff5e00 00000004 # [ 73.152184] 3f80: c03002e4 c4372000 c4373fa4 c4373f98 c059c080 c059bf88 00000000 c4373fa8 # [ 73.162615] 3fa0: c03000c0 c059c074 0000000c 0000000c 00000001 b6eae000 0000000c 00000000 # [ 73.172963] 3fc0: 0000000c 0000000c b6ff5e00 00000004 00000001 00000000 00020000 bec79ac4 # [ 73.183480] 3fe0: 00000004 bec797f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000 # [ 73.193906] Backtrace: # [ 73.198706] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 73.209739] r7:c4373f60 r6:0000000c r5:c457e000 r4:00000023 # [ 73.217745] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 73.228609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 73.239129] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 73.249731] r9:c4373f60 r8:c3023300 r7:0000000c r6:b6eae000 r5:c4162500 r4:c0c57c74 # [ 73.259908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 73.270506] r9:c07e1aac r8:c4373f60 r7:c2815800 r6:b6eae000 r5:c4162500 r4:00000000 # [ 73.280592] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 73.290241] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4372000 r5:c4162500 # [ 73.300320] r4:c4162500 # [ 73.304856] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 73.31<6>[ 73.821447] lkdtm: Performing direct entry EXEC_USERSPACE 4503] r9:c4372000 r8:c03002e4 r7<6>[ 73.829465] lkdtm: attempting ok execution at c0c58604 :00000004 r6:b6ff5e00 r5:0000000c<6>[ 73.838077] lkdtm: attempting bad execution at b6f0a000 r4:0000000c # [ 73.323462] [<<1>[ 73.846104] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f0a000 c059c068>] (sys_write) from [[ 73.856290] Internal error: : b [#8] SMP ARM 000c0>] (ret_fast_syscall+0x0/0x2<4>[ 73.863679] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 8) # [ 73.331297] Exception st<4>[ 73.895649] CPU: 3 PID: 2117 Comm: cat Tainted: G D W 5.10.204-cip41 #1 ack(0xc4373fa8 to 0xc4373ff0)< 4 [ 73.906505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 73.336619] 3fa0: <4>[ 73.915902] PC is at 0xb6f0a000 0000000c 0000000c 0000000<4>[ 73.922175] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 1 b6eae000 0000000c 00000000 #< >[ 73.930163] pc : [] lr : [] psr: 600e0013 [ 73.345066] 3fc0: 00000<040>c[ 73.939374] sp : c4667e48 ip : c4667d50 fp : c4667e64 0000000c b6ff5e00 00000004 <040>0 73.947376] r10: 0000000f r9 : c1ad597c r8 : c15ebd0c 00001 00000000 00020000 bec<749>a 73.955378] r7 : c4667f60 r6 : 0000000f r5 : c457e000 r4 : b6f0a000 c4 # [ 73.353509] 3fe0: <040>0 73.964681] r3 : 00723d75 r2 : 00723d75 r1 : ef7c05e0 r0 : 0000002b 00004 bec797f8 b6f5fd8f b6ee67e<6>[ 73.973986] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 73.358831] Code: 5f727<54>[ 73.984071] Control: 10c5387d Table: 16e5c04a DAC: 00000051 3 6e756f63 00000074 aa55aa55 (e<1>[ 73.992768] Process cat (pid: 2117, stack limit = 0xf6c70764) a0c00d) # [ 73.365196] --<-0[[ 74.001460] Stack: (0xc4667e48 to 0xc4668000) end trace fa62409bf42e922c ]--- <0>[ 74.008692] 7e40: 00000001 00000000 0000000f 00000024 c4667e74 c4667e68 # EXEC_RODATA: missing 'call tra<0>[ 74.019991] 7e60: c0c57894 c0c586a0 c4667e9c c4667e78 c0c57d94 c0c57874 c0c57c74 c4162a00 ce:': [FAIL] not ok 34 selftests<0>[ 74.031291] 7e80: b6dc4000 0000000f c3023300 c4667f60 c4667ec4 c4667ea0 c07e1b10 c0c57c80 : lkdtm: EXEC_RODATA.sh # exit=1 <0>[ 74.042591] 7ea0: 00000000 c4162a00 b6dc4000 c2815800 c4667f60 c07e1aac c4667f5c c4667ec8 # selftests: lkdtm: EXEC_USERSPA<0>[ 74.053891] 7ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4666000 CE.sh <0>[ 74.065188] 7ee0: b6dc4000 00020000 00000004 0000000f 0001fff1 c4667ee0 00000001 b6dc3000 <0>[ 74.074229] 7f00: c29bf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 74.082697] 7f20: 00000000 00000000 c13dd388 00723d75 c206c120 c4162a00 c4162a00 c4666000 <0>[ 74.091164] 7f40: b6dc4000 00000000 00000000 00000004 c4667f94 c4667f60 c059bff0 c059b944 <0>[ 74.099632] 7f60: 00000000 00000000 c4667fac 00723d75 0000000f 0000000f b6f0be00 00000004 <0>[ 74.108100] 7f80: c03002e4 c4666000 c4667fa4 c4667f98 c059c080 c059bf88 00000000 c4667fa8 <0>[ 74.116567] 7fa0: c03000c0 c059c074 0000000f 0000000f 00000001 b6dc4000 0000000f 00000000 <0>[ 74.125035] 7fc0: 0000000f 0000000f b6f0be00 00000004 00000001 00000000 00020000 bee72ac4 <0>[ 74.133503] 7fe0: 00000004 bee727f8 b6e75d8f b6dfc7e6 800e0030 00000001 00000000 00000000 <0>[ 74.141957] Backtrace: <0>[ 74.144718] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 74.153528] r4:00000024 <0>[ 74.156356] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 74.164665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 74.172876] r9:c4667f60 r8:c3023300 r7:0000000f r6:b6dc4000 r5:c4162a00 r4:c0c57c74 <0>[ 74.180930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 74.189053] r9:c07e1aac r8:c4667f60 r7:c2815800 r6:b6dc4000 r5:c4162a00 r4:00000000 <0>[ 74.197092] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 74.204518] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c4666000 r5:c4162a00 <0>[ 74.212628] r4:c4162a00 <0>[ 74.215457] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 74.222885] r9:c4666000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:0000000f r4:0000000f <0>[ 74.230926] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 74.238778] Exception stack(0xc4667fa8 to 0xc4667ff0) <0>[ 74.244119] 7fa0: 0000000f 0000000f 00000001 b6dc4000 0000000f 00000000 <0>[ 74.252588] 7fc0: 0000000f 0000000f b6f0be00 00000004 00000001 00000000 00020000 bee72ac4 <0>[ 74.261051] 7fe0: 00000004 bee727f8 b6e75d8f b6dfc7e6 <0>[ 74.266397] Code: bad PC value <4>[ 74.269749] ---[ end trace fa62409bf42e922d ]--- # Segmentation fault # [ 73.821447] lkdtm: Performing direct entry EXEC_USERSPACE # [ 73.829465] lkdtm: attempting ok execution at c0c58604 # [ 73.838077] lkdtm: attempting bad execution at b6f0a000 # [ 73.846104] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f0a000 # [ 73.856290] Internal error: : b [#8] SMP ARM # [ 73.863679] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 73.895649] CPU: 3 PID: 2117 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 73.906505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 73.915902] PC is at 0xb6f0a000 # [ 73.922175] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 73.930163] pc : [] lr : [] psr: 600e0013 # [ 73.939374] sp : c4667e48 ip : c4667d50 fp : c4667e64 # [ 73.947376] r10: 0000000f r9 : c1ad597c r8 : c15ebd0c # [ 73.955378] r7 : c4667f60 r6 : 0000000f r5 : c457e000 r4 : b6f0a000 # [ 73.964681] r3 : 00723d75 r2 : 00723d75 r1 : ef7c05e0 r0 : 0000002b # [ 73.973986] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 73.984071] Control: 10c5387d Table: 16e5c04a DAC: 00000051 # [ 73.992768] Process cat (pid: 2117, stack limit = 0xf6c70764) # [ 74.001460] Stack: (0xc4667e48 to 0xc4668000) # [ 74.008692] 7e40: 00000001 00000000 0000000f 00000024 c4667e74 c4667e68 # [ 74.019991] 7e60: c0c57894 c0c586a0 c4667e9c c4667e78 c0c57d94 c0c57874 c0c57c74 c4162a00 # [ 74.031291] 7e80: b6dc4000 0000000f c3023300 c4667f60 c4667ec4 c4667ea0 c07e1b10 c0c57c80 # [ 74.042591] 7ea0: 00000000 c4162a00 b6dc4000 c2815800 c4667f60 c07e1aac c4667f5c c4667ec8 # [ 74.053891] 7ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4666000 # [ 74.065188] 7ee0: b6dc4000 00020000 00000004 0000000f 0001fff1 c4667ee0 00000001 b6dc3000 # [ 74.074229] 7f00: c29bf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 74.082697] 7f20: 00000000 00000000 c13dd388 00723d75 c206c120 c4162a00 c4162a00 c4666000 # [ 74.091164] 7f40: b6dc4000 00000000 00000000 00000004 c4667f94 c4667f60 c059bff0 c059b944 # [ 74.099632] 7f60: 00000000 00000000 c4667fac 00723d75 0000000f 0000000f b6f0be00 00000004 # [ 74.108100] 7f80: c03002e4 c4666000 c4667fa4 c4667f98 c059c080 c059bf88 00000000 c4667fa8 # [ 74.116567] 7fa0: c03000c0 c059c074 0000000f 0000000f 00000001 b6dc4000 0000000f 00000000 # [ 74.125035] 7fc0: 0000000f 0000000f b6f0be00 00000004 00000001 00000000 00020000 bee72ac4 # [ 74.133503] 7fe0: 00000004 bee727f8 b6e75d8f b6dfc7e6 800e0030 00000001 00000000 00000000 # [ 74.141957] Backtrace: # [ 74.144718] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 74.153528] r4:00000024 # [ 74.156356] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 74.164665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 74.172876] r9:c4667f60 r8:c3023300 r7:0000000f r6:b6dc4000 r5:c4162a00 r4:c0c57c74 # [ 74.180930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 74.189053] r9:c07e1aac r8:c4667f60 r7:c2815800 r6:b6dc4000 r5:c4162a00 r4:00000000 # [ 74.197092] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 74.204518] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c4666000 r5:c4162a00 # [ 74.212628] r4:c4162a00 # [ 74.215457] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 74.222885] r9:c4666000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:0000000f r4:0000000f # [ 74.230926]<6>[ 74.708303] lkdtm: Performing direct entry EXEC_NULL [] (sys_write) from [<<6>[ 74.715605] lkdtm: attempting ok execution at c0c58604 c03000c0>] (ret_fast_syscall+0x0/<6>[ 74.723810] lkdtm: attempting bad execution at 00000000 0x28) # [ 74.238778] Exception<1>[ 74.732083] 8<--- cut here --- stack(0xc4667fa8 to 0xc4667ff0) <1>[ 74.738359] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 74.244119] 7fa0: <1>[ 74.749516] pgd = 13b1d239 0000000f 0000000f 000000<1>[ 74.755364] [00000000] *pgd=00000000 01 b6dc4000 0000000f 0000000<00 >[ 74.762022] Internal error: Oops: 80000005 [#9] SMP ARM # [ 74.252588] 7fc0: 0000000f 0<4>[ 74.770105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 000000f b6f0be00 00<040>0[0 0 4 4.802075] CPU: 2 PID: 2189 Comm: cat Tainted: G D W 5.10.204-cip41 #1 00000001 <040>0[0 0 0 0704 .08010242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 20000 bee72ac4 # [ < 4 >7[4 . 2 74.820771] PC is at 0x0 1051] 7fe0: 00000004 bee72<74f>8[ 74.825825] LR is at execute_location+0xa4/0xb4 b6e75d8f b<64d>f[c 7 e 67 4 .#8 33122] pc : [<00000000>] lr : [] psr: 600e0013 74.26639<74]> [C o d e7:4 .b8a1471] sp : c4255e38 ip : 00000027 fp : c4255e54 d PC value<4 > [# [ 7 4 .7844.777] r10: 0000000a r9 : c1ad598c r8 : c15ebd0c 269749] -<-4->[[ e n d7 4t.r8a5c996] r7 : c4255f60 r6 : 00000000 r5 : 00000000 r4 : c0c58604 e fa62409bf<442>e[9 2 2 d7 4].-8-4520] r3 : 85b969ee r2 : 85b969ee r1 : ef7ab5e4 r0 : 0000002b - # EXEC_USS[P A C E7:4 .m873129] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ssing 'call a[c e : '74:. 8[2431] Control: 10c5387d Table: 16b3c04a DAC: 00000051 FAIL] not ok 35 l[f t e s7t.890260] Process cat (pid: 2189, stack limit = 0xb8cf8af9) s: lkdtm:< 0E>X[E C _ U7S4E.R8S9P346] Stack: (0xc4255e38 to 0xc4256000) ACE.sh # ex=[1 7#4 .s9e04700] 5e20: 00000025 c6ca0000 ftests: lkdtm:< 0E>X[E C _ N7U4L.914961] 5e40: 0000000a c4255f60 c4255e64 c4255e58 c13c804c c13c7da8 c4255e74 c4255e68 .sh <0>[ 74.925393] 5e60: c0c57894 c13c8038 c4255e9c c4255e78 c0c57d94 c0c57874 c0c57c74 c47c1680 <0>[ 74.934263] 5e80: b6e5b000 0000000a c3023300 c4255f60 c4255ec4 c4255ea0 c07e1b10 c0c57c80 <0>[ 74.942710] 5ea0: 00000000 c47c1680 b6e5b000 c2815800 c4255f60 c07e1aac c4255f5c c4255ec8 <0>[ 74.951157] 5ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4254000 <0>[ 74.959605] 5ee0: b6e5b000 00020000 00000004 0000000a 0001fff6 c4255ee0 00000001 b6e5a000 <0>[ 74.968049] 5f00: c4162dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 74.976494] 5f20: 00000000 00000000 c13dd388 85b969ee c206c120 c47c1680 c47c1680 c4254000 <0>[ 74.984940] 5f40: b6e5b000 00000000 00000000 00000004 c4255f94 c4255f60 c059bff0 c059b944 <0>[ 74.993387] 5f60: 00000000 00000000 c4255fac 85b969ee 0000000a 0000000a b6fa2e00 00000004 <0>[ 75.001832] 5f80: c03002e4 c4254000 c4255fa4 c4255f98 c059c080 c059bf88 00000000 c4255fa8 <0>[ 75.010278] 5fa0: c03000c0 c059c074 0000000a 0000000a 00000001 b6e5b000 0000000a 00000000 <0>[ 75.018724] 5fc0: 0000000a 0000000a b6fa2e00 00000004 00000001 00000000 00020000 bee28ac4 <0>[ 75.027170] 5fe0: 00000004 bee287f8 b6f0cd8f b6e937e6 800e0030 00000001 00000000 00000000 <0>[ 75.035610] Backtrace: <0>[ 75.038337] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 75.046784] r7:c4255f60 r6:0000000a r5:c6ca0000 r4:00000025 <0>[ 75.052719] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 75.061080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 75.069360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 75.077544] r9:c4255f60 r8:c3023300 r7:0000000a r6:b6e5b000 r5:c47c1680 r4:c0c57c74 <0>[ 75.085563] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 75.093663] r9:c07e1aac r8:c4255f60 r7:c2815800 r6:b6e5b000 r5:c47c1680 r4:00000000 <0>[ 75.101679] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 75.109086] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c4254000 r5:c47c1680 <0>[ 75.117180] r4:c47c1680 <0>[ 75.119986] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 75.127393] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000a r4:0000000a <0>[ 75.135409] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 75.143244] Exception stack(0xc4255fa8 to 0xc4255ff0) <0>[ 75.148566] 5fa0: 0000000a 0000000a 00000001 b6e5b000 0000000a 00000000 <0>[ 75.157012] 5fc0: 0000000a 0000000a b6fa2e00 00000004 00000001 00000000 00020000 bee28ac4 <0>[ 75.165456] 5fe0: 00000004 bee287f8 b6f0cd8f b6e937e6 <0>[ 75.170782] Code: bad PC value <4>[ 75.174222] ---[ end trace fa62409bf42e922e ]--- # Segmentation fault # [ 74.708303] lkdtm: Performing direct entry EXEC_NULL # [ 74.715605] lkdtm: attempting ok execution at c0c58604 # [ 74.723810] lkdtm: attempting bad execution at 00000000 # [ 74.732083] 8<--- cut here --- # [ 74.738359] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 74.749516] pgd = 13b1d239 # [ 74.755364] [00000000] *pgd=00000000 # [ 74.762022] Internal error: Oops: 80000005 [#9] SMP ARM # [ 74.770105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 74.802075] CPU: 2 PID: 2189 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 74.812242] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 74.820771] PC is at 0x0 # [ 74.825825] LR is at execute_location+0xa4/0xb4 # [ 74.833122] pc : [<00000000>] lr : [] psr: 600e0013 # [ 74.841471] sp : c4255e38 ip : 00000027 fp : c4255e54 # [ 74.848777] r10: 0000000a r9 : c1ad598c r8 : c15ebd0c # [ 74.855996] r7 : c4255f60 r6 : 00000000 r5 : 00000000 r4 : c0c58604 # [ 74.864520] r3 : 85b969ee r2 : 85b969ee r1 : ef7ab5e4 r0 : 0000002b # [ 74.873129] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 74.882431] Control: 10c5387d Table: 16b3c04a DAC: 00000051 # [ 74.890260] Process cat (pid: 2189, stack limit = 0xb8cf8af9) # [ 74.898346] Stack: (0xc4255e38 to 0xc4256000) # [ 74.904700] 5e20: 00000025 c6ca0000 # [ 74.914961] 5e40: 0000000a c4255f60 c4255e64 c4255e58 c13c804c c13c7da8 c4255e74 c4255e68 # [ 74.925393] 5e60: c0c57894 c13c8038 c4255e9c c4255e78 c0c57d94 c0c57874 c0c57c74 c47c1680 # [ 74.934263] 5e80: b6e5b000 0000000a c3023300 c4255f60 c4255ec4 c4255ea0 c07e1b10 c0c57c80 # [ 74.942710] 5ea0: 00000000 c47c1680 b6e5b000 c2815800 c4255f60 c07e1aac c4255f5c c4255ec8 # [ 74.951157] 5ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c4254000 # [ 74.959605] 5ee0: b6e5b000 00020000 00000004 0000000a 0001fff6 c4255ee0 00000001 b6e5a000 # [ 74.968049] 5f00: c4162dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 74.976494] 5f20: 00000000 00000000 c13dd388 85b969ee c206c120 c47c1680 c47c1680 c4254000 # [ 74.984940] 5f40: b6e5b000 00000000 00000000 00000004 c4255f94 c4255f60 c059bff0 c059b944 # [ 74.993387] 5f60: 00000000 00000000 c4255fac 85b969ee 0000000a 0000000a b6fa2e00 00000004 # [ 75.001832] 5f80: c03002e4 c4254000 c4255fa4 c4255f98 c059c080 c059bf88 00000000 c4255fa8 # [ 75.010278] 5fa0: c03000c0 c059c074 0000000a 0000000a 00000001 b6e5b000 0000000a 00000000 # [ 75.018724] 5fc0: 0000000a 0000000a b6fa2e00 00000004 00000001 00000000 00020000 bee28ac4 # [ 75.027170] 5fe0: 00000004 bee287f8 b6f0cd8f b6e937e6 800e0030 00000001 00000000 00000000 # [ 75.035610] Backtrace: # [ 75.038337] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 75.046784] r7:c4255f60 r6:0000000a r5:c6ca0000 r4:00000025 # [ 75.052719] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.061080] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.069360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.077544] r9:c4255f60 r8:c3023300 r7:0000000a r6:b6e5b000 r5:c47c1680 r4:c0c57c74 # [ 75.085563] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 75.093663] r9:c07e1aac r8:c4255f60 r7:c2815800 r6:b6e5b000 r5:c47c1680 r4:00000000 # [ 75.101679] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ <6>[ 75.635380] lkdtm: Performing direct entry ACCESS_USERSPACE 75.109086] r10:00000004 r9:000<6>[ 75.643763] lkdtm: attempting bad read at b6ff2000 00000 r8:00000000 r7:b6e5b000 r6:<1>[ 75.651520] 8<--- cut here --- <1>[ 75.657662] Unhandled fault: page domain fault (0x01b) at 0xb6ff2000 <1>[ 75.664296] pgd = 13b1d239 <1>[ 75.667289] [b6ff2000] *pgd=4b9c7831 <0>[ 75.671168] Internal error: : 1b [#10] SMP ARM <4>[ 75.675897] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 75.705444] CPU: 0 PID: 2266 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 75.713471] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 75.720299] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 75.725812] LR is at 0x0 <4>[ 75.728629] pc : [] lr : [<00000000>] psr: 600e0013 <4>[ 75.735179] sp : c6dfbe38 ip : 00000027 fp : c6dfbe64 <4>[ 75.740686] r10: 00000011 r9 : c1ad5998 r8 : c15ebd0c <4>[ 75.746193] r7 : c6dfbf60 r6 : 00000051 r5 : c6dfa000 r4 : b6ff2000 <4>[ 75.753004] r3 : 22e707d0 r2 : 22e707d0 r1 : ef7815e4 r0 : 00000026 <4>[ 75.759817] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 75.767238] Control: 10c5387d Table: 16b3c04a DAC: 00000051 <0>[ 75.773268] Process cat (pid: 2266, stack limit = 0x460f1805) <0>[ 75.779298] Stack: (0xc6dfbe38 to 0xc6dfc000) <0>[ 75.783943] be20: 00000022 00000000 <0>[ 75.792416] be40: 00000000 22e707d0 c6dfbe6c 00000026 c6ae4000 00000011 c6dfbe74 c6dfbe68 <0>[ 75.800885] be60: c0c57894 c0c58774 c6dfbe9c c6dfbe78 c0c57d94 c0c57874 c0c57c74 c5c9c3c0 <0>[ 75.809355] be80: b6eac000 00000011 c3023300 c6dfbf60 c6dfbec4 c6dfbea0 c07e1b10 c0c57c80 <0>[ 75.817824] bea0: 00000000 c5c9c3c0 b6eac000 c2815800 c6dfbf60 c07e1aac c6dfbf5c c6dfbec8 <0>[ 75.826295] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c6dfa000 <0>[ 75.834763] bee0: b6eac000 00020000 00000004 00000011 0001ffef c6dfbee0 00000001 b6eab000 <0>[ 75.843230] bf00: c4362dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 75.851698] bf20: 00000000 00000000 c13dd388 22e707d0 c206c120 c5c9c3c0 c5c9c3c0 c6dfa000 <0>[ 75.860166] bf40: b6eac000 00000000 00000000 00000004 c6dfbf94 c6dfbf60 c059bff0 c059b944 <0>[ 75.868634] bf60: 00000000 00000000 c6dfbfac 22e707d0 00000011 00000011 b6ff3e00 00000004 <0>[ 75.877104] bf80: c03002e4 c6dfa000 c6dfbfa4 c6dfbf98 c059c080 c059bf88 00000000 c6dfbfa8 <0>[ 75.885572] bfa0: c03000c0 c059c074 00000011 00000011 00000001 b6eac000 00000011 00000000 <0>[ 75.894040] bfc0: 00000011 00000011 b6ff3e00 00000004 00000001 00000000 00020000 bee3cac4 <0>[ 75.902510] bfe0: 00000004 bee3c7f8 b6f5dd8f b6ee47e6 800e0030 00000001 00000000 00000000 <0>[ 75.910964] Backtrace: <0>[ 75.913726] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 75.922715] r6:00000011 r5:c6ae4000 r4:00000026 <0>[ 75.927626] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 75.935934] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 75.944143] r9:c6dfbf60 r8:c3023300 r7:00000011 r6:b6eac000 r5:c5c9c3c0 r4:c0c57c74 <0>[ 75.952193] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 75.960315] r9:c07e1aac r8:c6dfbf60 r7:c2815800 r6:b6eac000 r5:c5c9c3c0 r4:00000000 <0>[ 75.968354] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 75.975782] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c6dfa000 r5:c5c9c3c0 <0>[ 75.983893] r4:c5c9c3c0 <0>[ 75.986724] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 75.994153] r9:c6dfa000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:00000011 r4:00000011 <0>[ 76.002193] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 76.010046] Exception stack(0xc6dfbfa8 to 0xc6dfbff0) <0>[ 76.015387] bfa0: 00000011 00000011 00000001 b6eac000 00000011 00000000 <0>[ 76.023857] bfc0: 00000011 00000011 b6ff3e00 00000004 00000001 00000000 00020000 bee3cac4 <0>[ 76.032319] bfe0: 00000004 bee3c7f8 b6f5dd8f b6ee47e6 <0>[ 76.037662] Code: e1a01004 e30608bc e34c01ad eb1d91c6 (e5943000) <4>[ 76.044048] ---[ end trace fa62409bf42e922f ]--- c4254000 r5:c47c1680 # [ 75.117180] r4:c47c1680 # [ 75.119986] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 75.127393] r9:c4254000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000a r4:0000000a # [ 75.135409] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 75.143244] Exception stack(0xc4255fa8 to 0xc4255ff0) # [ 75.148566] 5fa0: 0000000a 0000000a 00000001 b6e5b000 0000000a 00000000 # [ 75.157012] 5fc0: 0000000a 0000000a b6fa2e00 00000004 00000001 00000000 00020000 bee28ac4 # [ 75.165456] 5fe0: 00000004 bee287f8 b6f0cd8f b6e937e6 # [ 75.170782] Code: bad PC value # [ 75.174222] ---[ end trace fa62409bf42e922e ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 75.635380] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 75.643763] lkdtm: attempting bad read at b6ff2000 # [ 75.651520] 8<--- cut here --- # [ 75.657662] Unhandled fault: page domain fault (0x01b) at 0xb6ff2000 # [ 75.664296] pgd = 13b1d239 # [ 75.667289] [b6ff2000] *pgd=4b9c7831 # [ 75.671168] Internal error: : 1b [#10] SMP ARM # [ 75.675897] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 75.705444] CPU: 0 PID: 2266 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 75.713471] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 75.720299] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 75.725812] LR is at 0x0 # [ 75.728629] pc : [] lr : [<00000000>] psr: 600e0013 # [ 75.735179] sp : c6dfbe38 ip : 00000027 fp : c6dfbe64 # [ 75.740686] r10: 00000011 r9 : c1ad5998 r8 : c15ebd0c # [ 75.746193] r7 : c6dfbf60 r6 : 00000051 r5 : c6dfa000 r4 : b6ff2000 # [ 75.753004] r3 : 22e707d0 r2 : 22e707d0 r1 : ef7815e4 r0 : 00000026 # [ 75.759817] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 75.767238] Control: 10c5387d Table: 16b3c04a DAC: 00000051 # [ 75.773268] Process cat (pid: 2266, stack limit = 0x460f1805) # [ 75.779298] Stack: (0xc6dfbe38 to 0xc6dfc000) # [ 75.783943] be20: 00000022 00000000 # [ 75.792416] be40: 00000000 22e707d0 c6dfbe6c 00000026 c6ae4000 00000011 c6dfbe74 c6dfbe68 # [ 75.800885] be60: c0c57894 c0c58774 c6dfbe9c c6dfbe78 c0c57d94 c0c57874 c0c57c74 c5c9c3c0 # [ 75.809355] be80: b6eac000 00000011 c3023300 c6dfbf60 c6dfbec4 c6dfbea0 c07e1b10 c0c57c80 # [ 75.817824] bea0: 00000000 c5c9c3c0 b6eac000 c2815800 c6dfbf60 c07e1aac c6dfbf5c c6dfbec8 # [ 75.826295] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c6dfa000 # [ 75.834763] bee0: b6eac000 00020000 00000004 00000011 0001ffef c6dfbee0 00000001 b6eab000 # [ 75.843230] bf00: c4362dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 75.851698] bf20: 00000000 00000000 c13dd388 22e707d0 c206c120 c5c9c3c0 c5c9c3c0 c6dfa000 # [ 75.860166] bf40: b6eac000 00000000 00000000 00000004 c6dfbf94 c6dfbf60 c059bff0 c059b944 # [ 75.868634] bf60: 00000000 00000000 c6dfbfac 22e707d0 00000011 00000011 b6ff3e00 00000004 # [ 75.877104] bf80: c03002e4 c6dfa000 c6dfbfa4 c6dfbf98 c059c080 c059bf88 00000000 c6dfbfa8 # [ 75.885572] bfa0: c03000c0 c059c074 00000011 00000011 00000001 b6eac000 00000011 00000000 # [ 75.894040] bfc0: 00000011 00000011 b6ff3e00 00000004 00000001 00000000 00020000 bee3cac4 # [ 75.902510] bfe0: 00000004 bee3c7f8 b6f5dd8f b6ee47e6 800e0030 00000001 00000000 00000000 # [ 75.910964] Backtrace: # [ 75.913726] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.922715] r6:00000011 r5:c6ae4000 r4:00000026 # [ 75.927626] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.935934] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.944143] r9:c6dfbf60 r8:c3023300 r7:00000011 r6:b6eac000 r5:c5c9c3c0 r4:c0c57c74 # [ 75.952193] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 75.960315] r9:c07e1aac r8:c6dfbf60 r7:c2815800 r6:b6eac000 r5:c5c9c3c0 r4:00000000 # [ 75.968354] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 75.975782] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c6dfa000 r5:c5c9c3c0 # [ 75.983893] r4:c5c9c3c0 # [ 75.986724] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 75.994153] r9:c6dfa000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:00000011 r4:00000011 # [ 76.002193] [[ 76.506566] lkdtm: Performing direct entry ACCESS_NULL 068>] (sys_write) from [[ 76.513813] lkdtm: attempting bad read at 00000000 >] (ret_fast_syscall+0x0/0x28) #<1>[ 76.521687] 8<--- cut here --- [ 76.010046] Exception stack(0<1>[ 76.527967] Unable to handle kernel NULL pointer dereference at virtual address 00000000 xc6dfbfa8 to 0xc6dfbff0) # [ 7<1>[ 76.539168] pgd = 008b0d4e 6.015387] bfa0: <1>[ 76.544959] [00000000] *pgd=00000000 00000011 00000011 00000001< 0b>6 76.551622] Internal error: Oops: 5 [#11] SMP ARM eac000 00000011 00000000 # [ 7<4>[ 76.559095] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 6.023857] bfc0: 00000<041>1[ 0 076.591062] CPU: 2 PID: 2342 Comm: cat Tainted: G D W 5.10.204-cip41 #1 000011 b6ff<34e>0[0 0 07060.0601316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 04 00000001 00000000 00020000< 4b[ 76.609937] PC is at lkdtm_ACCESS_NULL+0x28/0x68 ee3cac4 # [ < 47>[6 . 0 37263.117407] LR is at 0x0 9] bfe0: 000<040>0[0 4 b7e6e.3622109] pc : [] lr : [<00000000>] psr: 600e0013 7f8 b6f58[f b 67e6e.4673e0542] sp : c5d5be50 ip : 00000027 fp : c5d5be64 # [ 7<64.>0[3 7 67662.]6 3C7762] r10: 0000000c r9 : c1ad59ac r8 : c15ebd0c de: e1a0<140>0[4 e 37066.0684b4982] r7 : c5d5bf60 r6 : 0000000c r5 : c6ca0000 r4 : 00000000 e34c01ad ed[9 1 c 67 6(.e653506] r3 : 237a1460 r2 : 237a1460 r1 : ef7ab5e4 r0 : 00000026 943000) # [ < 4 >7[6 . 0 47460.662115] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 8] ---[ e [t r a c7e6 .f6a76503] Control: 10c5387d Table: 16bac04a DAC: 00000051 2409bf42e922f ]<-0->-[ # 7A6C679246] Process cat (pid: 2342, stack limit = 0xea308608) CESS_USERSC[E : m7i6s.s6i87246] Stack: (0xc5d5be50 to 0xc5d5c000) g 'call trace:':< 0[>[F A I L7]6 693688] be40: 00000027 c6ca0000 c5d5be74 c5d5be68 not ok 37 sele[s t s :7 6l.704120] be60: c0c57894 c13c805c c5d5be9c c5d5be78 c0c57d94 c0c57874 c0c57c74 c29bf400 dtm: ACCESS_USEP[A C E .7s6h714552] be80: b6e2f000 0000000c c3023300 c5d5bf60 c5d5bec4 c5d5bea0 c07e1b10 c0c57c80 # exit=1 # set[e s t s7:6 724985] bea0: 00000000 c29bf400 b6e2f000 c2815800 c5d5bf60 c07e1aac c5d5bf5c c5d5bec8 lkdtm: ACCESS_NULL<0.>s[h 76.735418] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5d5a000 <0>[ 76.745847] bee0: b6e2f000 00020000 00000004 0000000c 0001fff4 c5d5bee0 00000001 b6e2e000 <0>[ 76.754294] bf00: c42523c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 76.762741] bf20: 00000000 00000000 c13dd388 237a1460 c206c120 c29bf400 c29bf400 c5d5a000 <0>[ 76.771188] bf40: b6e2f000 00000000 00000000 00000004 c5d5bf94 c5d5bf60 c059bff0 c059b944 <0>[ 76.779634] bf60: 00000000 00000000 c5d5bfac 237a1460 0000000c 0000000c b6f76e00 00000004 <0>[ 76.788079] bf80: c03002e4 c5d5a000 c5d5bfa4 c5d5bf98 c059c080 c059bf88 00000000 c5d5bfa8 <0>[ 76.796524] bfa0: c03000c0 c059c074 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 <0>[ 76.804970] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 befbaac4 <0>[ 76.813416] bfe0: 00000004 befba7f8 b6ee0d8f b6e677e6 800e0030 00000001 00000000 00000000 <0>[ 76.821855] Backtrace: <0>[ 76.824587] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 76.833119] r5:c6ca0000 r4:00000027 <0>[ 76.836967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 76.845246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 76.853433] r9:c5d5bf60 r8:c3023300 r7:0000000c r6:b6e2f000 r5:c29bf400 r4:c0c57c74 <0>[ 76.861453] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 76.869553] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6e2f000 r5:c29bf400 r4:00000000 <0>[ 76.877567] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 76.884970] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c5d5a000 r5:c29bf400 <0>[ 76.893065] r4:c29bf400 <0>[ 76.895871] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 76.903275] r9:c5d5a000 r8:c03002e4 r7:00000004 r6:b6f76e00 r5:0000000c r4:0000000c <0>[ 76.911292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 76.919127] Exception stack(0xc5d5bfa8 to 0xc5d5bff0) <0>[ 76.924445] bfa0: 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 <0>[ 76.932890] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 befbaac4 <0>[ 76.941334] bfe0: 00000004 befba7f8 b6ee0d8f b6e677e6 <0>[ 76.946656] Code: e30608bc e34c01ad e1a01004 ebffd3c7 (e5945000) <4>[ 76.953084] ---[ end trace fa62409bf42e9230 ]--- # Segmentation fault # [ 76.506566] lkdtm: Performing direct entry ACCESS_NULL # [ 76.513813] lkdtm: attempting bad read at 00000000 # [ 76.521687] 8<--- cut here --- # [ 76.527967] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 76.539168] pgd = 008b0d4e # [ 76.544959] [00000000] *pgd=00000000 # [ 76.551622] Internal error: Oops: 5 [#11] SMP ARM # [ 76.559095] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 76.591062] CPU: 2 PID: 2342 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 76.601316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.609937] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 76.617407] LR is at 0x0 # [ 76.622109] pc : [] lr : [<00000000>] psr: 600e0013 # [ 76.630542] sp : c5d5be50 ip : 00000027 fp : c5d5be64 # [ 76.637762] r10: 0000000c r9 : c1ad59ac r8 : c15ebd0c # [ 76.644982] r7 : c5d5bf60 r6 : 0000000c r5 : c6ca0000 r4 : 00000000 # [ 76.653506] r3 : 237a1460 r2 : 237a1460 r1 : ef7ab5e4 r0 : 00000026 # [ 76.662115] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.671503] Control: 10c5387d Table: 16bac04a DAC: 00000051 # [ 76.679246] Process cat (pid: 2342, stack limit = 0xea308608) # [ 76.687246] Stack: (0xc5d5be50 to 0xc5d5c000) # [ 76.693688] be40: 00000027 c6ca0000 c5d5be74 c5d5be68 # [ 76.704120] be60: c0c57894 c13c805c c5d5be9c c5d5be78 c0c57d94 c0c57874 c0c57c74 c29bf400 # [ 76.714552] be80: b6e2f000 0000000c c3023300 c5d5bf60 c5d5bec4 c5d5bea0 c07e1b10 c0c57c80 # [ 76.724985] bea0: 00000000 c29bf400 b6e2f000 c2815800 c5d5bf60 c07e1aac c5d5bf5c c5d5bec8 # [ 76.735418] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5d5a000 # [ 76.745847] bee0: b6e2f000 00020000 00000004 0000000c 0001fff4 c5d5bee0 00000001 b6e2e000 # [ 76.754294] bf00: c42523c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.762741] bf20: 00000000 00000000 c13dd388 237a1460 c206c120 c29bf400 c29bf400 c5d5a000 # [ 76.771188] bf40: b6e2f000 00000000 00000000 00000004 c5d5bf94 c5d5bf60 c059bff0 c059b944 # [ 76.779634] bf60: 00000000 00000000 c5d5bfac 237a1460 0000000c 0000000c b6f76e00 00000004 # [ 76.788079] bf80: c03002e4 c5d5a000 c5d5bfa4 c5d5bf98 c059c080 c059bf88 00000000 c5d5bfa8 # [ 76.796524] bfa0: c03000c0 c059c074 0000000c 0000000c 00000001 b6e2f000 0000000c 00000000 # [ 76.804970] bfc0: 0000000c 0000000c b6f76e00 00000004 00000001 00000000 00020000 befbaac4 # [ 76.813416] bfe0: 00000004 befba7f8 b6ee0d8f b6e677e6 800e0030 00000001 00000000 00000000 # [ 76.821855] Backtrace: # [ 76.824587] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.833119] r5:c6ca0000 r4:00000027 # [ 76.836967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 76.845246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 76.853433] r9:c5d5bf60 r8:c3023300 r7:0000000c r6:b6e2f000 r5:c29bf400 r4:c0c57c74 # [ 76.861453] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 76.869553] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6e2f000 r5:c29bf400 r4:00000000 # [ 76.877567] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 76.884970] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c5d5a000 r5:c29bf400 # [ 76.893065] r4:c29bf400 # [ 76<6>[ 77.368959] lkdtm: Performing direct entry WRITE_RO .895871] [] (ksys_write<6>[ 77.375742] lkdtm: attempting bad rodata write at c15ebfa4 ) from [] (sys_write+0x<1>[ 77.384247] 8<--- cut here --- 18/0x1c) <#1 >[[ 7767..93090346] Unable to handle kernel paging request at virtual address c15ebfa4 275] r9:c5d5a000 r8:c030<012>e[4 77.399665] pgd = f5391498 r7:00000004 r6:b6f76e00 r5:00000<1>[ 77.405065] [c15ebfa4] *pgd=1141941e(bad) 00c r4:0000000c # [ 76.911292]<0>[ 77.412216] Internal error: Oops: 80d [#12] SMP ARM [] (sys_write) from [<<4>[ 77.420215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 c03000c0>] (ret_fast_syscall+0x0<4>[ 77.452192] CPU: 1 PID: 2417 Comm: cat Tainted: G D W 5.10.204-cip41 #1 0x28) # [ 76.9191<247>][ E x 77.462972] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) eption stack(0xc5d5bfa8 to 0xc5d5<4>[ 77.472041] PC is at lkdtm_WRITE_RO+0x44/0x50 bff0) # [ 76.924445] bfa0:< 4 [ 77.479515] LR is at __irq_work_queue_local+0x40/0x74 0<040>0[0 0 0 c77.487429] pc : [] lr : [] psr: 600e0013 0000000c 00000001< 4b>6[e 2 f 070.496131] sp : c5d5be50 ip : c5d5bd58 fp : c5d5be64 0 0000000c 0000000<04 > [# [7 .503705] r10: 00000009 r9 : c1ad59b8 r8 : c15ebd0c 76.932890] bfc0: 00<040>0[0 0 c77.511281] r7 : c5d5bf60 r6 : 00000009 r5 : c5f1a000 r4 : c15ebfa4 0000000c b6f76e00 0<040>0[0 0 0 77.520330] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad67bc 00000001 00000000 00020000< 4b>e 77.529385] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none fbaac4 # [ 76.94133<44]> [b f 77.539301] Control: 10c5387d Table: 16eb404a DAC: 00000051 0: 00000004 befba7f8< 0b>6[e e 0 77.547654] Process cat (pid: 2417, stack limit = 0xea308608) 8f b6e677e6 # [ 7<60.>9[4 6 6 77.555922] Stack: (0xc5d5be50 to 0xc5d5c000) 6] Code: e30608bc e34c01ad e1a<00>[ 77.562809] be40: 00000028 c5f1a000 c5d5be74 c5d5be68 004 ebffd3c7 (e5945000) # [ <0>[ 77.573944] be60: c0c57894 c13c7e5c c5d5be9c c5d5be78 c0c57d94 c0c57874 c0c57c74 c6ada500 6.953084] ---[ end trace fa62409b0>[ 77.585163] be80: b6ea0000 00000009 c3023300 c5d5bf60 c5d5bec4 c5d5bea0 c07e1b10 c0c57c80 f42e9230 ]--- # ACCESS_NULL: [ 77.596382] bea0: 00000000 c6ada500 b6ea0000 c2815800 c5d5bf60 c07e1aac c5d5bf5c c5d5bec8 ssing 'call trace:': [FAIL] not 0>[ 77.607518] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5d5a000 ok 38 selftests: lkdtm: ACCESS_[ 77.618735] bee0: b6ea0000 00020000 00000004 00000009 0001fff7 c5d5bee0 00000001 b6e9f000 ULL.sh # exit=1 # selftests<:0 >[ 77.629867] bf00: c42b2500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 kdtm: WRITE_RO.sh <0>[ 77.640915] bf20: 00000000 00000000 c13dd388 07a68010 c206c120 c6ada500 c6ada500 c5d5a000 <0>[ 77.651007] bf40: b6ea0000 00000000 00000000 00000004 c5d5bf94 c5d5bf60 c059bff0 c059b944 <0>[ 77.659475] bf60: 00000000 00000000 c5d5bfac 07a68010 00000009 00000009 b6fe7e00 00000004 <0>[ 77.667943] bf80: c03002e4 c5d5a000 c5d5bfa4 c5d5bf98 c059c080 c059bf88 00000000 c5d5bfa8 <0>[ 77.676412] bfa0: c03000c0 c059c074 00000009 00000009 00000001 b6ea0000 00000009 00000000 <0>[ 77.684882] bfc0: 00000009 00000009 b6fe7e00 00000004 00000001 00000000 00020000 becb5ac4 <0>[ 77.693350] bfe0: 00000004 becb57f8 b6f51d8f b6ed87e6 800e0030 00000001 00000000 00000000 <0>[ 77.701804] Backtrace: <0>[ 77.704568] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 77.712862] r5:c5f1a000 r4:00000028 <0>[ 77.716731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 77.725042] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 77.733253] r9:c5d5bf60 r8:c3023300 r7:00000009 r6:b6ea0000 r5:c6ada500 r4:c0c57c74 <0>[ 77.741303] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 77.749425] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6ea0000 r5:c6ada500 r4:00000000 <0>[ 77.757462] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 77.764889] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c5d5a000 r5:c6ada500 <0>[ 77.772999] r4:c6ada500 <0>[ 77.775828] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 77.783255] r9:c5d5a000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:00000009 r4:00000009 <0>[ 77.791296] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 77.799148] Exception stack(0xc5d5bfa8 to 0xc5d5bff0) <0>[ 77.804489] bfa0: 00000009 00000009 00000001 b6ea0000 00000009 00000000 <0>[ 77.812957] bfc0: 00000009 00000009 b6fe7e00 00000004 00000001 00000000 00020000 becb5ac4 <0>[ 77.821419] bfe0: 00000004 becb57f8 b6f51d8f b6ed87e6 <0>[ 77.826762] Code: e34a3bcd e30607bc e34c01ad e0233002 (e5843000) <4>[ 77.833147] ---[ end trace fa62409bf42e9231 ]--- # Segmentation fault # [ 77.368959] lkdtm: Performing direct entry WRITE_RO # [ 77.375742] lkdtm: attempting bad rodata write at c15ebfa4 # [ 77.384247] 8<--- cut here --- # [ 77.390346] Unable to handle kernel paging request at virtual address c15ebfa4 # [ 77.399665] pgd = f5391498 # [ 77.405065] [c15ebfa4] *pgd=1141941e(bad) # [ 77.412216] Internal error: Oops: 80d [#12] SMP ARM # [ 77.420215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 77.452192] CPU: 1 PID: 2417 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 77.462972] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.472041] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 77.479515] LR is at __irq_work_queue_local+0x40/0x74 # [ 77.487429] pc : [] lr : [] psr: 600e0013 # [ 77.496131] sp : c5d5be50 ip : c5d5bd58 fp : c5d5be64 # [ 77.503705] r10: 00000009 r9 : c1ad59b8 r8 : c15ebd0c # [ 77.511281] r7 : c5d5bf60 r6 : 00000009 r5 : c5f1a000 r4 : c15ebfa4 # [ 77.520330] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1ad67bc # [ 77.529385] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.539301] Control: 10c5387d Table: 16eb404a DAC: 00000051 # [ 77.547654] Process cat (pid: 2417, stack limit = 0xea308608) # [ 77.555922] Stack: (0xc5d5be50 to 0xc5d5c000) # [ 77.562809] be40: 00000028 c5f1a000 c5d5be74 c5d5be68 # [ 77.573944] be60: c0c57894 c13c7e5c c5d5be9c c5d5be78 c0c57d94 c0c57874 c0c57c74 c6ada500 # [ 77.585163] be80: b6ea0000 00000009 c3023300 c5d5bf60 c5d5bec4 c5d5bea0 c07e1b10 c0c57c80 # [ 77.596382] bea0: 00000000 c6ada500 b6ea0000 c2815800 c5d5bf60 c07e1aac c5d5bf5c c5d5bec8 # [ 77.607518] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c5d5a000 # [ 77.618735] bee0: b6ea0000 00020000 00000004 00000009 0001fff7 c5d5bee0 00000001 b6e9f000 # [ 77.629867] bf00: c42b2500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.640915] bf20: 00000000 00000000 c13dd388 07a68010 c206c120 c6ada500 c6ada500 c5d5a000 # [ 77.651007] bf40: b6ea0000 00000000 00000000 00000004 c5d5bf94 c5d5bf60 c059bff0 c059b944 # [ 77.659475] bf60: 00000000 00000000 c5d5bfac 07a68010 00000009 00000009 b6fe7e00 00000004 # [ 77.667943] bf80: c03002e4 c5d5a000 c5d5bfa4 c5d5bf98 c059c080 c059bf88 00000000 c5d5bfa8 # [ 77.676412] bfa0: c03000c0 c059c074 00000009 00000009 00000001 b6ea0000 00000009 00000000 # [ 77.684882] bfc0: 00000009 00000009 b6fe7e00 00000004 00000001 00000000 00020000 becb5ac4 # [ 77.693350] bfe0: 00000004 becb57f8 b6f51d8f b6ed87e6 800e0030 00000001 00000000 00000000 # [ 77.701804] Backtrace: # [ 77.704568] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.712862] r5:c5f1a000 r4:00000028 # [ 77.716731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.725042] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 77.733253] r9:c5d5bf60 r8:c3023300 r7:00000009 r6:b6ea0000 r5:c6ada500 r4:c0c57c74 # [ 77.741303] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 77.749425] r9:c07e1aac r8:c5d5bf60 r7:c2815800 r6:b6ea0000 r5:c6ada500 r4:00000000 # [ 77.757462] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 77.764889] r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c5d5a000 r5:c6ada500 # [ 77.772999] r4:c6ada500 # [ 77.775828] [] (<6>[ 78.286005] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT ksys_write) from [<0[5 9 c 078.292337] lkdtm: attempting bad ro_after_init write at c1b88c60 0>] (sys_write+0x18/0x1c) # [ <1>[ 78.301089] 8<--- cut here --- 77.783255] r9:c5d5a000 :[c 78.307047] Unable to handle kernel paging request at virtual address c1b88c60 3002e4 r7:00000004 r6<:1b>6[f e 778.316958] pgd = fb0163c4 e00 r5:00000009 r4:00000009 # [ <1>[ 78.322179] [c1b88c60] *pgd=11a1941e(bad) 77.791296] [] (sy] (ret_fas<4>[ 78.337046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 t_syscall+0x0/0x28) # [ 77.<74>[ 78.369011] CPU: 1 PID: 2492 Comm: cat Tainted: G D W 5.10.204-cip41 #1 9148] Exception a[c k ( 07x8.379692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 5d5bfa8 to 0xc5d5bff0) # [ 77.<4>[ 78.388574] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 804489] bfa0: < 4 > [ 78.396997] LR is at __irq_work_queue_local+0x40/0x74 00000009 000<040>0[0 9 07080404729] pc : [] lr : [] psr: 600e0013 00001 b6ea0000 00<40>0[0 0 0 97 8.413249] sp : c44d9e50 ip : c44d9d58 fp : c44d9e64 0000000 # [ <747>.[8 1 2 97587420811] r10: 00000014 r9 : c1ad59c4 r8 : c15ebd0c ] bfc0: 00000009 <040>0[0 0 0 079.428290] r7 : c44d9f60 r6 : 00000014 r5 : c5f1a000 r4 : c1b88c60 b6fe7e00 00000004 <040>0[0 0 0 08.437157] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad67bc 1 00000000 0002000<04 >b[e c b 578.446111] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none c4 # [ 77.82141<94>][ b f e70.455673] Control: 10c5387d Table: 16d7c04a DAC: 00000051 : 00000004 becb57f8 b<60f>5[1 d 78.463760] Process cat (pid: 2492, stack limit = 0x55940665) f b6ed87e6 # [ 7<70.>8[2 6 7 68.472017] Stack: (0xc44d9e50 to 0xc44da000) 2] Code: e34a3bcd e30607 [e 78.478804] 9e40: 00000029 c5f1a000 c44d9e74 c44d9e68 4c01ad e0233002 (e5843000<)0 > [ 78.489665] 9e60: c0c57894 c13c7eac c44d9e9c c44d9e78 c0c57d94 c0c57874 c0c57c74 c695d7c0 # [ 77.833147] ---[ ent[r 78.500528] 9e80: b6e56000 00000014 c3023300 c44d9f60 c44d9ec4 c44d9ea0 c07e1b10 c0c57c80 ce fa62409bf42e9231 ]--- < 0#> [W 78.511391] 9ea0: 00000000 c695d7c0 b6e56000 c2815800 c44d9f60 c07e1aac c44d9f5c c44d9ec8 RITE_RO: missing 'call a[c e 78.522253] 9ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c44d8000 :': [FAIL] not ok 39 set[e 78.533028] 9ee0: b6e56000 00020000 00000004 00000014 0001ffec c44d9ee0 00000001 b6e55000 ts: lkdtm: WRITE_RO.s#[ e x78.543888] 9f00: c41ac500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 it=1 # selftests: lkdtm:< 0W>R[I 78.554581] 9f20: 00000000 00000000 c13dd388 6f5f9d9a c206c120 c695d7c0 c695d7c0 c44d8000 TE_RO_AFTER_INIT.sh <0>[ 78.565444] 9f40: b6e56000 00000000 00000000 00000004 c44d9f94 c44d9f60 c059bff0 c059b944 <0>[ 78.575698] 9f60: 00000000 00000000 c44d9fac 6f5f9d9a 00000014 00000014 b6f9de00 00000004 <0>[ 78.584148] 9f80: c03002e4 c44d8000 c44d9fa4 c44d9f98 c059c080 c059bf88 00000000 c44d9fa8 <0>[ 78.592599] 9fa0: c03000c0 c059c074 00000014 00000014 00000001 b6e56000 00000014 00000000 <0>[ 78.601050] 9fc0: 00000014 00000014 b6f9de00 00000004 00000001 00000000 00020000 bed88ac4 <0>[ 78.609501] 9fe0: 00000004 bed887f8 b6f07d8f b6e8e7e6 800e0030 00000001 00000000 00000000 <0>[ 78.617945] Backtrace: <0>[ 78.620680] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 78.629910] r5:c5f1a000 r4:00000029 <0>[ 78.633762] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 78.642046] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 78.650237] r9:c44d9f60 r8:c3023300 r7:00000014 r6:b6e56000 r5:c695d7c0 r4:c0c57c74 <0>[ 78.658263] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 78.666368] r9:c07e1aac r8:c44d9f60 r7:c2815800 r6:b6e56000 r5:c695d7c0 r4:00000000 <0>[ 78.674384] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 78.681792] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c44d8000 r5:c695d7c0 <0>[ 78.689888] r4:c695d7c0 <0>[ 78.692696] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 78.700105] r9:c44d8000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000014 r4:00000014 <0>[ 78.708125] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 78.715962] Exception stack(0xc44d9fa8 to 0xc44d9ff0) <0>[ 78.721286] 9fa0: 00000014 00000014 00000001 b6e56000 00000014 00000000 <0>[ 78.729735] 9fc0: 00000014 00000014 b6f9de00 00000004 00000001 00000000 00020000 bed88ac4 <0>[ 78.738182] 9fe0: 00000004 bed887f8 b6f07d8f b6e8e7e6 <0>[ 78.743507] Code: e34a3bcd e30607bc e34c01ad e0233002 (e5843000) <4>[ 78.749875] ---[ end trace fa62409bf42e9232 ]--- # Segmentation fault # [ 78.286005] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 78.292337] lkdtm: attempting bad ro_after_init write at c1b88c60 # [ 78.301089] 8<--- cut here --- # [ 78.307047] Unable to handle kernel paging request at virtual address c1b88c60 # [ 78.316958] pgd = fb0163c4 # [ 78.322179] [c1b88c60] *pgd=11a1941e(bad) # [ 78.329313] Internal error: Oops: 80d [#13] SMP ARM # [ 78.337046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 78.369011] CPU: 1 PID: 2492 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 78.379692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.388574] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 78.396997] LR is at __irq_work_queue_local+0x40/0x74 # [ 78.404729] pc : [] lr : [] psr: 600e0013 # [ 78.413249] sp : c44d9e50 ip : c44d9d58 fp : c44d9e64 # [ 78.420811] r10: 00000014 r9 : c1ad59c4 r8 : c15ebd0c # [ 78.428290] r7 : c44d9f60 r6 : 00000014 r5 : c5f1a000 r4 : c1b88c60 # [ 78.437157] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad67bc # [ 78.446111] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.455673] Control: 10c5387d Table: 16d7c04a DAC: 00000051 # [ 78.463760] Process cat (pid: 2492, stack limit = 0x55940665) # [ 78.472017] Stack: (0xc44d9e50 to 0xc44da000) # [ 78.478804] 9e40: 00000029 c5f1a000 c44d9e74 c44d9e68 # [ 78.489665] 9e60: c0c57894 c13c7eac c44d9e9c c44d9e78 c0c57d94 c0c57874 c0c57c74 c695d7c0 # [ 78.500528] 9e80: b6e56000 00000014 c3023300 c44d9f60 c44d9ec4 c44d9ea0 c07e1b10 c0c57c80 # [ 78.511391] 9ea0: 00000000 c695d7c0 b6e56000 c2815800 c44d9f60 c07e1aac c44d9f5c c44d9ec8 # [ 78.522253] 9ec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c44d8000 # [ 78.533028] 9ee0: b6e56000 00020000 00000004 00000014 0001ffec c44d9ee0 00000001 b6e55000 # [ 78.543888] 9f00: c41ac500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.554581] 9f20: 00000000 00000000 c13dd388 6f5f9d9a c206c120 c695d7c0 c695d7c0 c44d8000 # [ 78.565444] 9f40: b6e56000 00000000 00000000 00000004 c44d9f94 c44d9f60 c059bff0 c059b944 # [ 78.575698] 9f60: 00000000 00000000 c44d9fac 6f5f9d9a 00000014 00000014 b6f9de00 00000004 # [ 78.584148] 9f80: c03002e4 c44d8000 c44d9fa4 c44d9f98 c059c080 c059bf88 00000000 c44d9fa8 # [ 78.592599] 9fa0: c03000c0 c059c074 00000014 00000014 00000001 b6e56000 00000014 00000000 # [ 78.601050] 9fc0: 00000014 00000014 b6f9de00 00000004 00000001 00000000 00020000 bed88ac4 # [ 78.609501] 9fe0: 00000004 bed887f8 b6f07d8f b6e8e7e6 800e0030 00000001 00000000 00000000 # [ 78.617945] Backtrace: # [ 78.620680] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.629910] r5:c5f1a000 r4:00000029 # [ 78.633762] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.642046] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.650237] r9:c44d9f60 r8:c3023300 r7:00000014 r6:b6e56000 r5:c695d7c0 r4:c0c57c74 # [ 78.658263] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 78.666368] r9:c07e1aac r8:c44d9f60 r7:c2815800 r6:b6e56000 r5:c695d7c0 r4:00000000 # [ 78.674384] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.681792] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c44d8000 r5:c695d7c0 # [ 78.689888] r4:c695d7c0 # [ 78.692696] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 78.700105] r9:c44d8000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000014 r4:00000014 # [ 78.708125] [] (sys_write) from [] (ret_fast_syscall+<6>[ 79.234498] lkdtm: Performing direct entry WRITE_KERN 0x0/0x28) # [ 78.<761>5[ 9 6 29.242172] lkdtm: attempting bad 7796596 byte write at c13c7d78 ] Exception stack(0xc44d9fa8 to 0<1>[ 79.250789] 8<--- cut here --- xc44d9ff0) # [ 78.<712>1[2 8 679.256794] Unable to handle kernel paging request at virtual address c13c7d78 ] 9fa0: < 1 > [ 7 9 266532] pgd = fb0163c4 00000014 00000014 00000001 b6e5<1>[ 79.271495] [c13c7d78] *pgd=1121940e(bad) 6000 00000014 00000000< 0 >#[ [ 79.278635] Internal error: Oops: 80d [#14] SMP ARM 78.729735] 9fc0: 00000014 00000<4>[ 79.286112] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 014 b6f9de00 00000004 00<040>0[0 79.318079] CPU: 3 PID: 2567 Comm: cat Tainted: G D W 5.10.204-cip41 #1 1 00000000 00<04>2[0 0 0 07 9b.e328507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 88ac4 # [ 78.738182] 9fe0<:4 >[ 79.337215] PC is at memcpy+0x50/0x330 0000004 bed887f<84 >b[6 f 0 77d98343821] LR is at 0xe92dd830 f b6e8e7e6 #< 4[> [ 7 87.97.449217] pc : [] lr : [] psr: 200e0013 3507] Code:< 4e>3[4 a 3 b7c9d. 3e7653] sp : c41abe2c ip : e1a0c00d fp : c41abe64 30607bc e3<44c>0[1 a d 7e90.3263960] r10: 0000000b r9 : c1ad59d8 r8 : e89da800 3002 (e5843<040>0[) 7#9 .[3 2181] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 78.74987<54]> [- - - [7 9e.n3d80791] r3 : e1a0c00d r2 : 0076f6d4 r1 : c0c58624 r0 : c13c7d78 trace fa62409b2[e 9 27392. 89402] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ]--- # WRITE<_4R>O[_ A F T7E9R._98706] Control: 10c5387d Table: 16d7c04a DAC: 00000051 INIT: missing 'l[l t r7a9c406622] Process cat (pid: 2567, stack limit = 0x2a417a82) e:': [FAIL] n [o k 4709 .414624] Stack: (0xc41abe2c to 0xc41ac000) elftests: lkdtm: WRITE<_0R>O[_ A 79.421243] be20: c0c58604 0076f774 c41abf60 c15ebd0c c13c7d78 TER_INIT.sh # exit<=01> [ # s79.432021] be40: c13c7d78 c13c7f5c 0000002a c457e000 0000000b c41abf60 c41abe74 c41abe68 lftests: lkdtm: WRE[_ K E R79.442627] be60: c0c57894 c13c7f1c c41abe9c c41abe78 c0c57d94 c0c57874 c0c57c74 c41f6c80 .sh <0>[ 79.453233] be80: b6e1c000 0000000b c3023300 c41abf60 c41abec4 c41abea0 c07e1b10 c0c57c80 <0>[ 79.462103] bea0: 00000000 c41f6c80 b6e1c000 c2815800 c41abf60 c07e1aac c41abf5c c41abec8 <0>[ 79.470554] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c41aa000 <0>[ 79.479004] bee0: b6e1c000 00020000 00000004 0000000b 0001fff5 c41abee0 00000001 b6e1b000 <0>[ 79.487453] bf00: c695d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 79.495905] bf20: 00000000 00000000 c13dd388 a72ddaea c206c120 c41f6c80 c41f6c80 c41aa000 <0>[ 79.504356] bf40: b6e1c000 00000000 00000000 00000004 c41abf94 c41abf60 c059bff0 c059b944 <0>[ 79.512805] bf60: 00000000 00000000 c41abfac a72ddaea 0000000b 0000000b b6f63e00 00000004 <0>[ 79.521254] bf80: c03002e4 c41aa000 c41abfa4 c41abf98 c059c080 c059bf88 00000000 c41abfa8 <0>[ 79.529703] bfa0: c03000c0 c059c074 0000000b 0000000b 00000001 b6e1c000 0000000b 00000000 <0>[ 79.538153] bfc0: 0000000b 0000000b b6f63e00 00000004 00000001 00000000 00020000 bebecac4 <0>[ 79.546603] bfe0: 00000004 bebec7f8 b6ecdd8f b6e547e6 800e0030 00000001 00000000 00000000 <0>[ 79.555046] Backtrace: <0>[ 79.557785] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 79.566236] r7:c41abf60 r6:0000000b r5:c457e000 r4:0000002a <0>[ 79.572170] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 79.580457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 79.588648] r9:c41abf60 r8:c3023300 r7:0000000b r6:b6e1c000 r5:c41f6c80 r4:c0c57c74 <0>[ 79.596672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 79.604777] r9:c07e1aac r8:c41abf60 r7:c2815800 r6:b6e1c000 r5:c41f6c80 r4:00000000 <0>[ 79.612796] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 79.620205] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c41aa000 r5:c41f6c80 <0>[ 79.628301] r4:c41f6c80 <0>[ 79.631110] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 79.638519] r9:c41aa000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000b r4:0000000b <0>[ 79.646538] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 79.654375] Exception stack(0xc41abfa8 to 0xc41abff0) <0>[ 79.659699] bfa0: 0000000b 0000000b 00000001 b6e1c000 0000000b 00000000 <0>[ 79.668149] bfc0: 0000000b 0000000b b6f63e00 00000004 00000001 00000000 00020000 bebecac4 <0>[ 79.676595] bfe0: 00000004 bebec7f8 b6ecdd8f b6e547e6 <0>[ 79.681920] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 79.688287] ---[ end trace fa62409bf42e9233 ]--- # Segmentation fault # [ 79.234498] lkdtm: Performing direct entry WRITE_KERN # [ 79.242172] lkdtm: attempting bad 7796596 byte write at c13c7d78 # [ 79.250789] 8<--- cut here --- # [ 79.256794] Unable to handle kernel paging request at virtual address c13c7d78 # [ 79.266532] pgd = fb0163c4 # [ 79.271495] [c13c7d78] *pgd=1121940e(bad) # [ 79.278635] Internal error: Oops: 80d [#14] SMP ARM # [ 79.286112] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 79.318079] CPU: 3 PID: 2567 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 79.328507] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.337215] PC is at memcpy+0x50/0x330 # [ 79.343821] LR is at 0xe92dd830 # [ 79.349217] pc : [] lr : [] psr: 200e0013 # [ 79.357653] sp : c41abe2c ip : e1a0c00d fp : c41abe64 # [ 79.364960] r10: 0000000b r9 : c1ad59d8 r8 : e89da800 # [ 79.372181] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 79.380791] r3 : e1a0c00d r2 : 0076f6d4 r1 : c0c58624 r0 : c13c7d78 # [ 79.389402] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.398706] Control: 10c5387d Table: 16d7c04a DAC: 00000051 # [ 79.406622] Process cat (pid: 2567, stack limit = 0x2a417a82) # [ 79.414624] Stack: (0xc41abe2c to 0xc41ac000) # [ 79.421243] be20: c0c58604 0076f774 c41abf60 c15ebd0c c13c7d78 # [ 79.432021] be40: c13c7d78 c13c7f5c 0000002a c457e000 0000000b c41abf60 c41abe74 c41abe68 # [ 79.442627] be60: c0c57894 c13c7f1c c41abe9c c41abe78 c0c57d94 c0c57874 c0c57c74 c41f6c80 # [ 79.453233] be80: b6e1c000 0000000b c3023300 c41abf60 c41abec4 c41abea0 c07e1b10 c0c57c80 # [ 79.462103] bea0: 00000000 c41f6c80 b6e1c000 c2815800 c41abf60 c07e1aac c41abf5c c41abec8 # [ 79.470554] bec0: c059ba44 c07e1ab8 00000001 00000000 c059bff0 c13dd388 c059bff0 c41aa000 # [ 79.479004] bee0: b6e1c000 00020000 00000004 0000000b 0001fff5 c41abee0 00000001 b6e1b000 # [ 79.487453] bf00: c695d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.495905] bf20: 00000000 00000000 c13dd388 a72ddaea c206c120 c41f6c80 c41f6c80 c41aa000 # [ 79.504356] bf40: b6e1c000 00000000 00000000 00000004 c41abf94 c41abf60 c059bff0 c059b944 # [ 79.512805] bf60: 00000000 00000000 c41abfac a72ddaea 0000000b 0000000b b6f63e00 00000004 # [ 79.521254] bf80: c03002e4 c41aa000 c41abfa4 c41abf98 c059c080 c059bf88 00000000 c41abfa8 # [ 79.529703] bfa0: c03000c0 c059c074 0000000b 0000000b 00000001 b6e1c000 0000000b 00000000 # [ 79.538153] bfc0: 0000000b 0000000b b6f63e00 00000004 00000001 00000000 00020000 bebecac4 # [ 79.546603] bfe0: 00000004 bebec7f8 b6ecdd8f b6e547e6 800e0030 00000001 00000000 00000000 # [ 79.555046] Backtrace: # [ 79.557785] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.566236] r7:c41abf60 r6:0000000b r5:c457e000 r4:0000002a # [ 79.572170] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.580457] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.588648] r9:c41abf60 r8:c3023300 r7:0000000b r6:b6e1c000 r5:c41f6c80 r4:c0c57c74 # [ 79.596672] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 79.604777] r9:c07e1aac r8:c41abf60 r7:c2815800 r6:b6e1c000 r5:c41f6c80 r4:00000000 # [ 79.612796] [[ 80.203536] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW >] (vfs_write) fro[[< c 0 580.211971] lkdtm: attempting good refcount_inc() without overflow bff0>] (ksys_write+0x74/0xec) # <6>[ 80.220640] lkdtm: attempting bad refcount_inc() overflow [ 79.620205] r10:00000004 r9:0<4>[ 80.229154] ------------[ cut here ]------------ 0000000 r8:00000000 r7:b6e1c000 r<4>[ 80.236892] WARNING: CPU: 2 PID: 2643 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 6:c41aa000 r5:c41f6c80 # [ 79.<4>[ 80.248437] refcount_t: saturated; leaking memory. 628301] r4:c41f6c80 # [ 79.63<4>[ 80.256358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 1110] [] (ksys_write) f<4>[ 80.288320] CPU: 2 PID: 2643 Comm: cat Tainted: G D W 5.10.204-cip41 #1 rom [>][ ( s y8s0_.w99151] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) rite+0x18/0x1c) # [< 4 > [7 9 . 80.307846] Backtrace: 38519] r9:c41aa000 r8:c03<040>2[ 80.312820] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 4 r7:00000004 r6<:4b>6[f 6 3 e800.323158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 r5:0000000b r4:000000<04b> [ # 80.331162] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 79.646538] [>[] 80.341075] [] (dump_stack) from [] (__warn+0x98/0x14c) (sys_write) from <[4<>c[0 3 0 080.350632] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 c0>] (ret_fast_syscal0[x 0 /80.360719] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0x28) # [ < 4 >7[9 . 6 58403.7350711] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c463e000 ] Exception stack(0x<4c>4[1 a b f0.378457] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) a8 to 0xc41abff<04)> [ # [8 0 389841] r9:c1ad59e4 r8:c15ebd0c r7:c463ff60 r6:00000016 r5:c6c95000 r4:c463e000 79.659699] bfa0: < 4 > [ 80.399845] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) 0000000b 00000000[0 0 80.412185] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) 00001 b6e1c000 00<040>0[0 0 b 80.424870] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) 0000000 #< 4[> [ 7 98.06.64836338] r4:0000002b 49] bfc0: 0000000b <040>0[0 0 0 00.440959] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) b b6f63e00 00000004 0000<040>0[1 80.451394] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 00000000 00020<040>0[ b e b8e0c.461994] r9:c463ff60 r8:c3023300 r7:00000016 r6:b6e18000 r5:c41ac140 r4:c0c57c74 c4 # [ 79.676595] bfe0: <040>0 80.472001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) 00004 bebec7f8 e[c d d 88f0 482599] r9:c07e1aac r8:c463ff60 r7:c2815800 r6:b6e18000 r5:c41ac140 r4:00000000 b6e547e6 # [ 79<.46>8[1 9 2 080.492597] [] (vfs_write) from [] (ksys_write+0x74/0xec) Code: f5d1f05c f<54d>1[f 0 7 c8 .502159] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c463e000 r5:c41ac140 e8b151f<84 >e[2 5 2 28002.05 1(2e24] r4:c41ac140 8a051f8) # [ 7<94.>6[8 8 2 880.516774] [] (ksys_write) from [] (sys_write+0x18/0x1c) ] ---[ end trace 6[2 4 0 98b.526337] r9:c463e000 r8:c03002e4 r7:00000004 r6:b6f5fe00 r5:00000016 r4:00000016 f42e9233 ]--- # WRI_[K E R 80.536424] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) : missing 'l[l t r8a0c.e5:6501] Exception stack(0xc463ffa8 to 0xc463fff0) ': [FAIL] not ok 41< 4s>e[l f t 80.553640] ffa0: 00000016 00000016 00000001 b6e18000 00000016 00000000 sts: lkdtm: WRITK[E R N .8s0.564331] ffc0: 00000016 00000016 b6f5fe00 00000004 00000001 00000000 00020000 bea9cac4 # exit=1 #< 4s>e[l f t e8s0t.s574847] ffe0: 00000004 bea9c7f8 b6ec9d8f b6e507e6 lkdtm: REFCOUNT_INC_OVERFLOW.sh <4>[ 80.582160] irq event stamp: 0 <4>[ 80.588298] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 80.594204] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 80.601965] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 80.609751] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 80.615625] ---[ end trace fa62409bf42e9234 ]--- <6>[ 80.620515] lkdtm: Overflow detected: saturated # [ 80.203536] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 80.211971] lkdtm: attempting good refcount_inc() without overflow # [ 80.220640] lkdtm: attempting bad refcount_inc() overflow # [ 80.229154] ------------[ cut here ]------------ # [ 80.236892] WARNING: CPU: 2 PID: 2643 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 80.248437] refcount_t: saturated; leaking memory. # [ 80.256358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 80.288320] CPU: 2 PID: 2643 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 80.299151] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.307846] Backtrace: # [ 80.312820] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 80.323158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 80.331162] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.341075] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 80.350632] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 # [ 80.360719] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 80.370711] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c463e000 # [ 80.378457] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 80.389841] r9:c1ad59e4 r8:c15ebd0c r7:c463ff60 r6:00000016 r5:c6c95000 r4:c463e000 # [ 80.399845] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 80.412185] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 80.424870] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.436338] r4:0000002b # [ 80.440959] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.451394] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.461994] r9:c463ff60 r8:c3023300 r7:00000016 r6:b6e18000 r5:c41ac140 r4:c0c57c74 # [ 80.472001] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 80.482599] r9:c07e1aac r8:c463ff60 r7:c2815800 r6:b6e18000 r5:c41ac140 r4:00000000 # [ 80.492597] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.502159] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c463e000 r5:c41ac140 # [ 80.512324] r4:c41ac140 # [ 80.516774] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.526337] r9:c463e000 r8:c03002e4 r7:00000004 r6:b6f5fe00 r5:00000016 r4:00000016 # [ 80.536424] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.546501] Exception stack(0xc463ffa8 to 0xc463fff0) # [ 80.553640] ffa0: 00000016 00000016 00000001 b6e18000 00000016 00000000 # [ 80.564331] ffc0: 00000016 00000016 b6f5fe00 00000004 00000001 00000000 00020000 bea9cac4 # [ 80.574847] ffe0: 00000004 bea9c7f8 b6ec9d8f b6e507e6 # [ 80.582160] irq event stamp: 0 # [ 80.588298] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 80.594204] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 80.601965] softirqs last enabled at (0): [[ 81.014235] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 538f4>] copy_process+0x5f8/0x1dac<6>[ 81.022576] lkdtm: attempting good refcount_add() without overflow # [ 80.6097<561>][ s o f8t1i031803] lkdtm: attempting bad refcount_add() overflow rqs last disabled at (0): [<00000<4>[ 81.039496] ------------[ cut here ]------------ 000>] 0x0 # [ 80.615625] ---[ <4>[ 81.047351] WARNING: CPU: 1 PID: 2678 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 end trace fa62409bf42e9234 ]--- <4>[ 81.058842] refcount_t: saturated; leaking memory. # [ 80.620515] lkdtm: Overflow <4>[ 81.066756] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 detected: saturated # REFCOUNT_I<4>[ 81.098699] CPU: 1 PID: 2678 Comm: cat Tainted: G D W 5.10.204-cip41 #1 NC_OVERFL [m i s s8i1n.g1 09516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) call trace:': [FAI][ n o8t.118124] Backtrace: ok 42 selftests: lkdtm: REFCO[ 81.122928] [] (dump_backtrace) from [] (show_stack+0x20/0x24) T_INC_OVERFLOW.sh< 4#> [e x i t8=.133437] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 1 # selftests: lkdtm:< 4R>E[F C 81.141440] [] (show_stack) from [] (dump_stack+0xe0/0x100) UNT_ADD_OVERFLOW.sh <4>[ 81.151355] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 81.160392] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 <4>[ 81.168407] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 81.176159] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c4332000 <4>[ 81.182092] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 81.191318] r9:c1ad59fc r8:c15ebd0c r7:c4333f60 r6:00000016 r5:c4623000 r4:c4332000 <4>[ 81.199337] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 81.209265] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 81.219624] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 81.229021] r4:0000002c <4>[ 81.231824] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 81.240103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 81.248288] r9:c4333f60 r8:c3023300 r7:00000016 r6:b6e1e000 r5:c6ada8c0 r4:c0c57c74 <4>[ 81.256307] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 81.264405] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e1e000 r5:c6ada8c0 r4:00000000 <4>[ 81.272418] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 81.279822] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c4332000 r5:c6ada8c0 <4>[ 81.287917] r4:c6ada8c0 <4>[ 81.290720] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 81.298125] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000016 r4:00000016 <4>[ 81.306139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 81.313975] Exception stack(0xc4333fa8 to 0xc4333ff0) <4>[ 81.319297] 3fa0: 00000016 00000016 00000001 b6e1e000 00000016 00000000 <4>[ 81.327744] 3fc0: 00000016 00000016 b6f65e00 00000004 00000001 00000000 00020000 beae1ac4 <4>[ 81.336189] 3fe0: 00000004 beae17f8 b6ecfd8f b6e567e6 <4>[ 81.341582] irq event stamp: 0 <4>[ 81.344943] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 81.350797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 81.358591] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 81.366380] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 81.372225] ---[ end trace fa62409bf42e9235 ]--- <6>[ 81.377146] lkdtm: Overflow detected: saturated # [ 81.014235] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 81.022576] lkdtm: attempting good refcount_add() without overflow # [ 81.031803] lkdtm: attempting bad refcount_add() overflow # [ 81.039496] ------------[ cut here ]------------ # [ 81.047351] WARNING: CPU: 1 PID: 2678 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 81.058842] refcount_t: saturated; leaking memory. # [ 81.066756] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 81.098699] CPU: 1 PID: 2678 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 81.109516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.118124] Backtrace: # [ 81.122928] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.133437] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 81.141440] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 81.151355] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 81.160392] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 # [ 81.168407] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 81.176159] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c4332000 # [ 81.182092] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 81.191318] r9:c1ad59fc r8:c15ebd0c r7:c4333f60 r6:00000016 r5:c4623000 r4:c4332000 # [ 81.199337] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 81.209265] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 81.219624] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.229021] r4:0000002c # [ 81.231824] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.240103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.248288] r9:c4333f60 r8:c3023300 r7:00000016 r6:b6e1e000 r5:c6ada8c0 r4:c0c57c74 # [ 81.256307] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 81.264405] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e1e000 r5:c6ada8c0 r4:00000000 # [ 81.272418] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.279822] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c4332000 r5:c6ada8c0 # [ 81.287917] r4:c6ada8c0 # [ 81.290720] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.298125] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000016 r4:00000016 # [ 81.306139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.313975] Exception stack(0xc4333fa8 to 0xc4333ff0) # [ 81.319297] 3fa0: 00000016 00000016 00000001 b6e1e000 00000016 00000000 # [ 81.327744] 3fc0: 00000016 00000016 b6f65e00 00000004 00000001 00000000 00020000 beae1ac4 # [ 81.336189] 3fe0: 00000004 beae17f8 b6ecfd8f b6e567e6 # [ 81.341582] irq event stamp: 0 # [ 81.344943] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 81.350797] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 81.358591] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 81.366380] softirqs last<6>[ 81.780425] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW disabled at (0): [<00000000>] 0x<6>[ 81.788874] lkdtm: attempting bad refcount_inc_not_zero() overflow 0 # [ 81.372225] ---[ end trac<4>[ 81.797997] ------------[ cut here ]------------ e fa62409bf42e9235 ]--- # [ 81<4>[ 81.805877] WARNING: CPU: 0 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 .377146] lkdtm: Overflow detected<4>[ 81.817439] refcount_t: saturated; leaking memory. : saturated # REFCOUNT_ADD_OVERF<4>[ 81.825368] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 LOW: missing 'call trace:': [FAIL<4>[ 81.857356] CPU: 0 PID: 2713 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 81.868177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 81.874970] Backtrace: <4>[ 81.877703] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 81.885544] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 81.891475] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 81.899061] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 81.906290] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 <4>[ 81.914304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 81.922053] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c690c000 <4>[ 81.927987] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 81.937215] r9:c1ad5a14 r8:c15ebd0c r7:c690df60 r6:0000001f r5:c4747000 r4:7fffffff <4>[ 81.945233] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 81.955941] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 81.967858] r5:c4747000 r4:c690c000 <4>[ 81.971708] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 81.981885] r4:0000002d <4>[ 81.984689] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 81.992968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 82.001154] r9:c690df60 r8:c3023300 r7:0000001f r6:b6e91000 r5:c42537c0 r4:c0c57c74 <4>[ 82.009174] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 82.017274] r9:c07e1aac r8:c690df60 r7:c2815800 r6:b6e91000 r5:c42537c0 r4:00000000 <4>[ 82.025288] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 82.032691] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c690c000 r5:c42537c0 <4>[ 82.040784] r4:c42537c0 <4>[ 82.043589] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 82.050994] r9:c690c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000001f r4:0000001f <4>[ 82.059010] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 82.066845] Exception stack(0xc690dfa8 to 0xc690dff0) <4>[ 82.072167] dfa0: 0000001f 0000001f 00000001 b6e91000 0000001f 00000000 <4>[ 82.080614] dfc0: 0000001f 0000001f b6fd8e00 00000004 00000001 00000000 00020000 befe7ac4 <4>[ 82.089058] dfe0: 00000004 befe77f8 b6f42d8f b6ec97e6 ] not ok 43 selftests: lkdtm: RE<4>[ 82.094436] irq event stamp: 0 FCOUNT_ADD_OVERFLOW.sh # exit=1 <4>[ 82.100618] hardirqs last enabled at (0): [<00000000>] 0x0 # selftests: lkdtm: REFCOUNT_INC_<4>[ 82.109335] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac NOT_ZERO_OVERFLOW.sh <4>[ 82.119952] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 82.129596] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 82.135461] ---[ end trace fa62409bf42e9236 ]--- <6>[ 82.140350] lkdtm: Overflow detected: saturated # [ 81.780425] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 81.788874] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 81.797997] ------------[ cut here ]------------ # [ 81.805877] WARNING: CPU: 0 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 81.817439] refcount_t: saturated; leaking memory. # [ 81.825368] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 81.857356] CPU: 0 PID: 2713 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 81.868177] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.874970] Backtrace: # [ 81.877703] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.885544] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 81.891475] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 81.899061] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 81.906290] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 # [ 81.914304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 81.922053] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c690c000 # [ 81.927987] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 81.937215] r9:c1ad5a14 r8:c15ebd0c r7:c690df60 r6:0000001f r5:c4747000 r4:7fffffff # [ 81.945233] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 81.955941] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 81.967858] r5:c4747000 r4:c690c000 # [ 81.971708] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.981885] r4:0000002d # [ 81.984689] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.992968] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.001154] r9:c690df60 r8:c3023300 r7:0000001f r6:b6e91000 r5:c42537c0 r4:c0c57c74 # [ 82.009174] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 82.017274] r9:c07e1aac r8:c690df60 r7:c2815800 r6:b6e91000 r5:c42537c0 r4:00000000 # [ 82.025288] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.032691] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c690c000 r5:c42537c0 # [ 82.040784] r4:c42537c0 # [ 82.043589] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.050994] r9:c690c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000001f r4:0000001f # [ 82.059010] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.066845] Exception stack(0xc690dfa8 to 0xc690dff0) # [ 82.072167] dfa0: 0000001f 0000001f 00000001 b6e91000 0000001f 00000000 # [ 82.080614] dfc0: 0000001f 0000001f b6fd8e00 00000004 00000001 00000000 00020000 befe7ac4 # [ 82.089058] dfe0: 00000004 befe77f8 b6f42d8f b6ec97e6 # [ 82.094436] irq event stamp: 0 # [ 82.100618] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 82.109335] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 82.119952] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 82.129596] softirqs last disabled at (0): [<00000000>] 0x0 # [<6>[ 82.556138] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 82.135461] ---[ end trace fa62<6>[ 82.565070] lkdtm: attempting bad refcount_add_not_zero() overflow 409bf42e9236 ]--- # [ 82.14035<4>[ 82.574347] ------------[ cut here ]------------ 0] lkdtm: Overflow detected: satu<4>[ 82.582091] WARNING: CPU: 2 PID: 2748 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 rated # REFCOUNT_INC_NOT_ZERO_OV<4>[ 82.593711] refcount_t: saturated; leaking memory. ERFLOW: missing 'call trace:': [F<4>[ 82.601531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 AIL] not ok 44 selftests: lkdtm:<4>[ 82.633552] CPU: 2 PID: 2748 Comm: cat Tainted: G D W 5.10.204-cip41 #1 REFCOUNT_INC<_4N>O[T _ Z E8R2O._44358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) OVERFLOW.sh # exit=<14 > [# s e2.653053] Backtrace: lftests: lkdtm: REFCOUNT_ADD_NO[ 82.657941] [] (dump_backtrace) from [] (show_stack+0x20/0x24) _ZERO_OVERFLOW. [ 82.668450] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 82.676020] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 82.683604] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 82.690835] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 <4>[ 82.698850] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 82.706599] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c47c6000 <4>[ 82.712534] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 82.721763] r9:c1ad5a34 r8:c15ebd0c r7:c47c7f60 r6:0000001f r5:c4644000 r4:7fffffff <4>[ 82.729781] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 82.740488] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 82.752404] r5:c4644000 r4:c47c6000 <4>[ 82.756255] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 82.766433] r4:0000002e <4>[ 82.769236] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 82.777515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 82.785701] r9:c47c7f60 r8:c3023300 r7:0000001f r6:b6e4a000 r5:c4362f00 r4:c0c57c74 <4>[ 82.793721] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 82.801819] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e4a000 r5:c4362f00 r4:00000000 <4>[ 82.809831] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 82.817237] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c47c6000 r5:c4362f00 <4>[ 82.825331] r4:c4362f00 <4>[ 82.828134] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 82.835539] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f <4>[ 82.843554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 82.851390] Exception stack(0xc47c7fa8 to 0xc47c7ff0) <4>[ 82.856712] 7fa0: 0000001f 0000001f 00000001 b6e4a000 0000001f 00000000 <4>[ 82.865160] 7fc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 bee6bac4 <4>[ 82.873603] 7fe0: 00000004 bee6b7f8 b6efbd8f b6e827e6 <4>[ 82.878964] irq event stamp: 0 <4>[ 82.882298] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 82.888175] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 82.895990] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 82.903802] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 82.909650] ---[ end trace fa62409bf42e9237 ]--- <6>[ 82.914572] lkdtm: Overflow detected: saturated # [ 82.556138] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 82.565070] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 82.574347] ------------[ cut here ]------------ # [ 82.582091] WARNING: CPU: 2 PID: 2748 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 82.593711] refcount_t: saturated; leaking memory. # [ 82.601531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 82.633552] CPU: 2 PID: 2748 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 82.644358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.653053] Backtrace: # [ 82.657941] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 82.668450] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 82.676020] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 82.683604] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 82.690835] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 # [ 82.698850] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 82.706599] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c47c6000 # [ 82.712534] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 82.721763] r9:c1ad5a34 r8:c15ebd0c r7:c47c7f60 r6:0000001f r5:c4644000 r4:7fffffff # [ 82.729781] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 82.740488] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 82.752404] r5:c4644000 r4:c47c6000 # [ 82.756255] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.766433] r4:0000002e # [ 82.769236] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.777515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.785701] r9:c47c7f60 r8:c3023300 r7:0000001f r6:b6e4a000 r5:c4362f00 r4:c0c57c74 # [ 82.793721] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 82.801819] r9:c07e1aac r8:c47c7f60 r7:c2815800 r6:b6e4a000 r5:c4362f00 r4:00000000 # [ 82.809831] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.817237] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c47c6000 r5:c4362f00 # [ 82.825331] r4:c4362f00 # [ 82.828134] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.835539] r9:c47c6000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f # [ 82.843554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.851390] Exception stack(0xc47c7fa8 to 0xc47c7ff0) # [ 82.856712] 7fa0: 0000001f 0000001f 00000001 b6e4a000 0000001f 00000000 # [ 82.865160] 7fc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 bee6bac4 # [ 82.873603] 7fe0: 00000004 bee6b7f8 b6efbd8f b6e827e6 # [ 82.878964] irq event stamp: 0 # [ 82.882298] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 82.888175] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 82.895990] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 82.903802] softirqs last disabled at (0): [<00000000>] 0x0 # [ 82.909650] ---[ end <6>[ 83.329115] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO trace fa62409bf42e9237 ]--- # [ <6>[ 83.337010] lkdtm: attempting good refcount_dec() 82.914572] lkdtm: Overflow dete<6>[ 83.344705] lkdtm: attempting bad refcount_dec() to zero cted: saturated # REFCOUNT_ADD_N<4>[ 83.353207] ------------[ cut here ]------------ OT_ZERO_OVERFLOW: missing 'call t<4>[ 83.360868] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 race:': [FAIL] not ok 45 selftes<4>[ 83.372430] refcount_t: decrement hit 0; leaking memory. ts: lkdtm: REFCOUNT_ADD_NOT_ZERO_<4>[ 83.380865] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 OVERFLOW.sh # exit=1 # selftests<4>[ 83.412840] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.204-cip41 #1 : lkdtm: F[C O U N8T3_.D4E2C665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _ZERO.sh <4>[ 83.432188] Backtrace: <4>[ 83.435772] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 83.443613] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 83.449544] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 83.457129] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 83.464359] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 <4>[ 83.472375] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 83.480126] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c46f4000 <4>[ 83.486056] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 83.495282] r9:c1ad5a54 r8:c15ebd0c r7:c46f5f60 r6:00000012 r5:c4587000 r4:c46f4000 <4>[ 83.503300] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 83.513224] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 83.523237] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 83.532287] r4:0000002f <4>[ 83.535092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 83.543371] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 83.551556] r9:c46f5f60 r8:c3023300 r7:00000012 r6:b6e98000 r5:c4235540 r4:c0c57c74 <4>[ 83.559574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 83.567672] r9:c07e1aac r8:c46f5f60 r7:c2815800 r6:b6e98000 r5:c4235540 r4:00000000 <4>[ 83.575684] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 83.583088] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c46f4000 r5:c4235540 <4>[ 83.591182] r4:c4235540 <4>[ 83.593988] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 83.601392] r9:c46f4000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 <4>[ 83.609407] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 83.617242] Exception stack(0xc46f5fa8 to 0xc46f5ff0) <4>[ 83.622564] 5fa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 <4>[ 83.631010] 5fc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 bec49ac4 <4>[ 83.639453] 5fe0: 00000004 bec497f8 b6f49d8f b6ed07e6 <4>[ 83.644827] irq event stamp: 0 <4>[ 83.648161] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 83.654038] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 83.661819] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 83.669627] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 83.675551] ---[ end trace fa62409bf42e9238 ]--- <6>[ 83.680448] lkdtm: Zero detected: saturated # [ 83.329115] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 83.337010] lkdtm: attempting good refcount_dec() # [ 83.344705] lkdtm: attempting bad refcount_dec() to zero # [ 83.353207] ------------[ cut here ]------------ # [ 83.360868] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 83.372430] refcount_t: decrement hit 0; leaking memory. # [ 83.380865] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 83.412840] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 83.423665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.432188] Backtrace: # [ 83.435772] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 83.443613] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 83.449544] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 83.457129] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 83.464359] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 # [ 83.472375] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 83.480126] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c46f4000 # [ 83.486056] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 83.495282] r9:c1ad5a54 r8:c15ebd0c r7:c46f5f60 r6:00000012 r5:c4587000 r4:c46f4000 # [ 83.503300] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 83.513224] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 83.523237] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.532287] r4:0000002f # [ 83.535092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.543371] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.551556] r9:c46f5f60 r8:c3023300 r7:00000012 r6:b6e98000 r5:c4235540 r4:c0c57c74 # [ 83.559574] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 83.567672] r9:c07e1aac r8:c46f5f60 r7:c2815800 r6:b6e98000 r5:c4235540 r4:00000000 # [ 83.575684] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.583088] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c46f4000 r5:c4235540 # [ 83.591182] r4:c4235540 # [ 83.593988] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.601392] r9:c46f4000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 # [ 83.609407] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.617242] Exception stack(0xc46f5fa8 to 0xc46f5ff0) # [ 83.622564] 5fa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 # [ 83.631010] 5fc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 bec49ac4 # [ 83.639453] 5fe0: 00000004 bec497f8 b6f49d8f b6ed07e6 # [ 83.644827] irq event stamp: 0 # [ 83.648161] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 83.654038] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 83.661819] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 83.669627] softirqs last disabled at (0): [<00000000>] 0x0 # [ 83.675551] ---[ end trace fa62409bf42e9238 ]--- # [ 83.680448] 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>[ 84.124731] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 84.131023] lkdtm: attempting bad refcount_dec() below zero <4>[ 84.136939] ------------[ cut here ]------------ <4>[ 84.141851] WARNING: CPU: 0 PID: 2821 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 84.150677] refcount_t: decrement hit 0; leaking memory. <4>[ 84.156325] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 84.185822] CPU: 0 PID: 2821 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 84.193833] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 84.200628] Backtrace: <4>[ 84.203360] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 84.211199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 84.217132] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 84.224718] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 84.231949] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 <4>[ 84.239964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 84.247713] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c4558000 <4>[ 84.253645] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 84.262871] r9:c1ad5a68 r8:c15ebd0c r7:c4559f60 r6:00000016 r5:00000000 r4:c4558000 <4>[ 84.270889] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 84.280815] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 84.291176] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 84.300574] r5:c455c000 r4:00000030 <4>[ 84.304419] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 84.312701] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 84.320886] r9:c4559f60 r8:c3023300 r7:00000016 r6:b6e22000 r5:c5c9d680 r4:c0c57c74 <4>[ 84.328906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 84.337006] r9:c07e1aac r8:c4559f60 r7:c2815800 r6:b6e22000 r5:c5c9d680 r4:00000000 <4>[ 84.345019] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 84.352425] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c4558000 r5:c5c9d680 <4>[ 84.360519] r4:c5c9d680 <4>[ 84.363324] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 84.370729] r9:c4558000 r8:c03002e4 r7:00000004 r6:b6f69e00 r5:00000016 r4:00000016 <4>[ 84.378744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 84.386579] Exception stack(0xc4559fa8 to 0xc4559ff0) <4>[ 84.391901] 9fa0: 00000016 00000016 00000001 b6e22000 00000016 00000000 <4>[ 84.400347] 9fc0: 00000016 00000016 b6f69e00 00000004 00000001 00000000 00020000 bee8dac4 <4>[ 84.408791] 9fe0: 00000004 bee8d7f8 b6ed3d8f b6e5a7e6 <4>[ 84.414144] irq event stamp: 0 <4>[ 84.417478] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 84.423353] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 84.431113] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 84.438912] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 84.444783] ---[ end trace fa62409bf42e9239 ]--- <6>[ 84.449675] lkdtm: Negative detected: saturated # [ 84.124731] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 84.131023] lkdtm: attempting bad refcount_dec() below zero # [ 84.136939] ------------[ cut here ]------------ # [ 84.141851] WARNING: CPU: 0 PID: 2821 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 84.150677] refcount_t: decrement hit 0; leaking memory. # [ 84.156325] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 84.185822] CPU: 0 PID: 2821 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 84.193833] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.200628] Backtrace: # [ 84.203360] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 84.211199] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 84.217132] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 84.224718] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 84.231949] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 # [ 84.239964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 84.247713] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c4558000 # [ 84.253645] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 84.262871] r9:c1ad5a68 r8:c15ebd0c r7:c4559f60 r6:00000016 r5:00000000 r4:c4558000 # [ 84.270889] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 84.280815] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 84.291176] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.300574] r5:c455c000 r4:00000030 # [ 84.304419] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.312701] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 84.320886] r9:c4559f60 r8:c3023300 r7:00000016 r6:b6e22000 r5:c5c9d680 r4:c0c57c74 # [ 84.328906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 84.337006] r9:c07e1aac r8:c4559f60 r7:c2815800 r6:b6e22000 r5:c5c9d680 r4:00000000 # [ 84.345019] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 84.352425] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c4558000 r5:c5c9d680 # [ 84.360519] r4:c5c9d680 # [ 84.363324] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 84.370729] r9:c4558000 r8:c03002e4 r7:00000004 r6:b6f69e00 r5:00000016 r4:00000016 # [ 84.378744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 84.386579] Exception stack(0xc4559fa8 to 0xc4559ff0) # [ 84.391901] 9fa0: 00000016 00000016 00000001 b6e22000 00000016 00000000 # [ 84.400347] 9fc0: 00000016 00000016 b6f69e00 00000004 00000001 00000000 00020000 bee8dac4 # [ 84.408791] 9fe0: 00000004 bee8d7f8 b6ed3d8f b6e5a7e6 # [ 84.414144] irq event stamp: 0 # [ 84.417478] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 84.423353] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 84.431113] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 84.438912] softirqs last disabled at (0): [<00000000>] 0x0 # [ 84.444783] ---[ end trace fa62409bf42e9239 ]--- # [ 84.449675] 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>[ 84.903313] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 84.910387] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 84.917124] ------------[ cut here ]------------ <4>[ 84.922035] WARNING: CPU: 3 PID: 2857 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 84.930872] refcount_t: underflow; use-after-free. <4>[ 84.935981] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 84.965465] CPU: 3 PID: 2857 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 84.973479] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 84.980276] Backtrace: <4>[ 84.983012] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 84.990855] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 84.996790] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 85.004382] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 85.011616] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 <4>[ 85.019636] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 85.027389] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4452000 <4>[ 85.033325] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 85.042643] r9:c1ad5a80 r8:c15ebd0c r7:c4453f60 r6:0000001f r5:00000000 r4:c4452000 <4>[ 85.050665] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 85.061381] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 85.073308] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 85.083490] r5:c4587000 r4:00000031 <4>[ 85.087339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 85.095621] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 85.103811] r9:c4453f60 r8:c3023300 r7:0000001f r6:b6eaa000 r5:c6a58f00 r4:c0c57c74 <4>[ 85.111835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 85.119938] r9:c07e1aac r8:c4453f60 r7:c2815800 r6:b6eaa000 r5:c6a58f00 r4:00000000 <4>[ 85.127954] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 85.135361] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c4452000 r5:c6a58f00 <4>[ 85.143457] r4:c6a58f00 <4>[ 85.146267] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 85.153674] r9:c4452000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:0000001f r4:0000001f <4>[ 85.161693] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 85.169532] Exception stack(0xc4453fa8 to 0xc4453ff0) <4>[ 85.174858] 3fa0: 0000001f 0000001f 00000001 b6eaa000 0000001f 00000000 <4>[ 85.183308] 3fc0: 0000001f 0000001f b6ff1e00 00000004 00000001 00000000 00020000 bec0aac4 <4>[ 85.191754] 3fe0: 00000004 bec0a7f8 b6f5bd8f b6ee27e6 <4>[ 85.197117] irq event stamp: 0 <4>[ 85.200456] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 85.206343] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 85.214175] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 85.221955] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 85.227853] ---[ end trace fa62409bf42e923a ]--- <6>[ 85.232792] lkdtm: Negative detected: saturated # [ 84.903313] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 84.910387] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 84.917124] ------------[ cut here ]------------ # [ 84.922035] WARNING: CPU: 3 PID: 2857 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 84.930872] refcount_t: underflow; use-after-free. # [ 84.935981] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 84.965465] CPU: 3 PID: 2857 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 84.973479] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.980276] Backtrace: # [ 84.983012] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 84.990855] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 84.996790] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 85.004382] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 85.011616] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 # [ 85.019636] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 85.027389] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4452000 # [ 85.033325] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 85.042643] r9:c1ad5a80 r8:c15ebd0c r7:c4453f60 r6:0000001f r5:00000000 r4:c4452000 # [ 85.050665] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 85.061381] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 85.073308] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.083490] r5:c4587000 r4:00000031 # [ 85.087339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.095621] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.103811] r9:c4453f60 r8:c3023300 r7:0000001f r6:b6eaa000 r5:c6a58f00 r4:c0c57c74 # [ 85.111835] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.119938] r9:c07e1aac r8:c4453f60 r7:c2815800 r6:b6eaa000 r5:c6a58f00 r4:00000000 # [ 85.127954] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.135361] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c4452000 r5:c6a58f00 # [ 85.143457] r4:c6a58f00 # [ 85.146267] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.153674] r9:c4452000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:0000001f r4:0000001f # [ 85.161693] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 85.169532] Exception stack(0xc4453fa8 to 0xc4453ff0) # [ 85.174858] 3fa0: 0000001f 0000001f 00000001 b6eaa000 0000001f 00000000 # [ 85.183308] 3fc0: 0000001f 0000001f b6ff1e00 00000004 00000001 00000000 00020000 bec0aac4 # [ 85.191754] 3fe0: 00000004 bec0a7f8 b6f5bd8f b6ee27e6 # [ 85.197117] irq event stamp: 0 # [ 85.200456] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 85.206343] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 85.214175] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 85.221955] softirqs last disabled at (0): [<00000000>] 0x0 # [ 85.227853] ---[ end trace fa62409bf42e923a ]--- # [ 85.232792] 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.s<6>[ 85.676671] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE h <6>[ 85.684117] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 85.690846] ------------[ cut here ]------------ <4>[ 85.695825] WARNING: CPU: 1 PID: 2893 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 85.704670] refcount_t: underflow; use-after-free. <4>[ 85.709766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 85.739561] CPU: 1 PID: 2893 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 85.747572] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 85.754365] Backtrace: <4>[ 85.757096] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 85.764935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 85.770866] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 85.778450] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 85.785681] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 <4>[ 85.793696] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 85.801445] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4332000 <4>[ 85.807379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 85.816694] r9:c1ad5aa0 r8:c15ebd0c r7:c4333f60 r6:0000001f r5:c6c71000 r4:c4332000 <4>[ 85.824715] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 85.835425] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 85.847346] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 85.857524] r4:00000032 <4>[ 85.860328] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 85.868606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 85.876791] r9:c4333f60 r8:c3023300 r7:0000001f r6:b6e3e000 r5:c5c9d7c0 r4:c0c57c74 <4>[ 85.884810] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 85.892908] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e3e000 r5:c5c9d7c0 r4:00000000 <4>[ 85.900920] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 85.908324] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c4332000 r5:c5c9d7c0 <4>[ 85.916417] r4:c5c9d7c0 <4>[ 85.919222] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 85.926627] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f <4>[ 85.934642] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 85.942477] Exception stack(0xc4333fa8 to 0xc4333ff0) <4>[ 85.947799] 3fa0: 0000001f 0000001f 00000001 b6e3e000 0000001f 00000000 <4>[ 85.956247] 3fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 beef8ac4 <4>[ 85.964690] 3fe0: 00000004 beef87f8 b6eefd8f b6e767e6 <4>[ 85.970082] irq event stamp: 0 <4>[ 85.973441] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 85.979291] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 85.987090] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 85.994900] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 86.000756] ---[ end trace fa62409bf42e923b ]--- <6>[ 86.005703] lkdtm: Negative detected: saturated # [ 85.676671] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 85.684117] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 85.690846] ------------[ cut here ]------------ # [ 85.695825] WARNING: CPU: 1 PID: 2893 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 85.704670] refcount_t: underflow; use-after-free. # [ 85.709766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 85.739561] CPU: 1 PID: 2893 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 85.747572] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.754365] Backtrace: # [ 85.757096] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 85.764935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 85.770866] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 85.778450] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 85.785681] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 # [ 85.793696] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 85.801445] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4332000 # [ 85.807379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 85.816694] r9:c1ad5aa0 r8:c15ebd0c r7:c4333f60 r6:0000001f r5:c6c71000 r4:c4332000 # [ 85.824715] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 85.835425] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 85.847346] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.857524] r4:00000032 # [ 85.860328] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.868606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.876791] r9:c4333f60 r8:c3023300 r7:0000001f r6:b6e3e000 r5:c5c9d7c0 r4:c0c57c74 # [ 85.884810] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.892908] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e3e000 r5:c5c9d7c0 r4:00000000 # [ 85.900920] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.908324] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c4332000 r5:c5c9d7c0 # [ 85.916417] r4:c5c9d7c0 # [ 85.919222] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.926627] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f # [ 85.934642] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 85.942477] Exception stack(0xc4333fa8 to 0xc4333ff0) # [ 85.947799] 3fa0: 0000001f 0000001f 00000001 b6e3e000 0000001f 00000000 # [ 85.956247] 3fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 beef8ac4 # [ 85.964690] 3fe0: 00000004 beef87f8 b6eefd8f b6e767e6 # [ 85.970082] irq event stamp: 0 # [ 85.973441] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 85.979291] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 85.987090] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 85.994900] softirqs last disabled at (0): [<00000000>] 0x0 # [ 86.000756] ---[ end trace fa62409bf42e923b ]--- # [ 86.005703] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh <6>[ 86.451821] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 86.457807] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 86.464618] lkdtm: Good: zero detected <6>[ 86.468667] lkdtm: Correctly stayed at zero <6>[ 86.473189] lkdtm: attempting bad refcount_inc() from zero <4>[ 86.478952] ------------[ cut here ]------------ <4>[ 86.483971] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 86.492818] refcount_t: addition on 0; use-after-free. <4>[ 86.498229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 86.527648] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 86.535659] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 86.542452] Backtrace: <4>[ 86.545181] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 86.553022] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 86.558954] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 86.566537] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 86.573770] r9:00000009 r8:c0875428 r7:00000019 r6:00000009 r5:c0875428 r4:c1a29b20 <4>[ 86.581784] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 86.589534] r7:00000019 r6:c1a29b20 r5:c1a29b30 r4:c5fb6000 <4>[ 86.595467] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 86.604781] r9:c1ad5ac0 r8:c15ebd0c r7:c5fb7f60 r6:00000012 r5:00000000 r4:c5fb6000 <4>[ 86.612799] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 86.622727] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 86.632740] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 86.641791] r5:c4587000 r4:00000033 <4>[ 86.645637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 86.653914] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 86.662100] r9:c5fb7f60 r8:c3023300 r7:00000012 r6:b6e34000 r5:c6a59040 r4:c0c57c74 <4>[ 86.670119] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 86.678216] r9:c07e1aac r8:c5fb7f60 r7:c2815800 r6:b6e34000 r5:c6a59040 r4:00000000 <4>[ 86.686230] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 86.693634] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c5fb6000 r5:c6a59040 <4>[ 86.701728] r4:c6a59040 <4>[ 86.704532] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 86.711935] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:00000012 r4:00000012 <4>[ 86.719951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 86.727785] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) <4>[ 86.733107] 7fa0: 00000012 00000012 00000001 b6e34000 00000012 00000000 <4>[ 86.741553] 7fc0: 00000012 00000012 b6f7be00 00000004 00000001 00000000 00020000 beb01ac4 <4>[ 86.749996] 7fe0: 00000004 beb017f8 b6ee5d8f b6e6c7e6 <4>[ 86.755376] irq event stamp: 0 <4>[ 86.758711] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 86.764598] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 86.772383] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 86.780206] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 86.786108] ---[ end trace fa62409bf42e923c ]--- <6>[ 86.791001] lkdtm: Zero detected: saturated # [ 86.451821] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 86.457807] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 86.464618] lkdtm: Good: zero detected # [ 86.468667] lkdtm: Correctly stayed at zero # [ 86.473189] lkdtm: attempting bad refcount_inc() from zero # [ 86.478952] ------------[ cut here ]------------ # [ 86.483971] WARNING: CPU: 3 PID: 2926 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 86.492818] refcount_t: addition on 0; use-after-free. # [ 86.498229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 86.527648] CPU: 3 PID: 2926 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 86.535659] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.542452] Backtrace: # [ 86.545181] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 86.553022] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 86.558954] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 86.566537] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 86.573770] r9:00000009 r8:c0875428 r7:00000019 r6:00000009 r5:c0875428 r4:c1a29b20 # [ 86.581784] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 86.589534] r7:00000019 r6:c1a29b20 r5:c1a29b30 r4:c5fb6000 # [ 86.595467] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 86.604781] r9:c1ad5ac0 r8:c15ebd0c r7:c5fb7f60 r6:00000012 r5:00000000 r4:c5fb6000 # [ 86.612799] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 86.622727] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 86.632740] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.641791] r5:c4587000 r4:00000033 # [ 86.645637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.653914] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.662100] r9:c5fb7f60 r8:c3023300 r7:00000012 r6:b6e34000 r5:c6a59040 r4:c0c57c74 # [ 86.670119] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 86.678216] r9:c07e1aac r8:c5fb7f60 r7:c2815800 r6:b6e34000 r5:c6a59040 r4:00000000 # [ 86.686230] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.693634] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c5fb6000 r5:c6a59040 # [ 86.701728] r4:c6a59040 # [ 86.704532] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.711935] r9:c5fb6000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:00000012 r4:00000012 # [ 86.719951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.727785] Exception stack(0xc5fb7fa8 to 0xc5fb7ff0) # [ 86.733107] 7fa0: 00000012 00000012 00000001 b6e34000 00000012 00000000 # [ 86.741553] 7fc0: 00000012 00000012 b6f7be00 00000004 00000001 00000000 00020000 beb01ac4 # [ 86.749996] 7fe0: 00000004 beb017f8 b6ee5d8f b6e6c7e6 # [ 86.755376] irq event stamp: 0 # [ 86.758711] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.764598] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 86.772383] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 86.780206] softirqs last disabled at (0): [<00000000>] 0x0 # [ 86.786108] ---[ end trace fa62409bf42e923c ]--- # [ 86.791001] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh <6>[ 87.255668] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 87.261614] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 87.268323] lkdtm: Good: zero detected <6>[ 87.272350] lkdtm: Correctly stayed at zero <6>[ 87.276903] lkdtm: attempting bad refcount_add() from zero <4>[ 87.282718] ------------[ cut here ]------------ <4>[ 87.287622] WARNING: CPU: 1 PID: 2961 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 87.296445] refcount_t: addition on 0; use-after-free. <4>[ 87.301854] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 87.331330] CPU: 1 PID: 2961 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 87.339350] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 87.346143] Backtrace: <4>[ 87.348874] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 87.356715] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 87.362646] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 87.370233] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 87.377464] r9:00000009 r8:c0875428 r7:00000019 r6:00000009 r5:c0875428 r4:c1a29b20 <4>[ 87.385479] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 87.393230] r7:00000019 r6:c1a29b20 r5:c1a29b30 r4:c45a6000 <4>[ 87.399163] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 87.408477] r9:c1ad5ad4 r8:c15ebd0c r7:c45a7f60 r6:00000012 r5:00000000 r4:c45a6000 <4>[ 87.416495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 87.426424] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 87.436436] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 87.445485] r5:c4597000 r4:00000034 <4>[ 87.449331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 87.457611] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 87.465796] r9:c45a7f60 r8:c3023300 r7:00000012 r6:b6df1000 r5:c6dd4000 r4:c0c57c74 <4>[ 87.473813] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 87.481911] r9:c07e1aac r8:c45a7f60 r7:c2815800 r6:b6df1000 r5:c6dd4000 r4:00000000 <4>[ 87.489924] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 87.497328] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c45a6000 r5:c6dd4000 <4>[ 87.505421] r4:c6dd4000 <4>[ 87.508227] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 87.515633] r9:c45a6000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000012 r4:00000012 <4>[ 87.523647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 87.531482] Exception stack(0xc45a7fa8 to 0xc45a7ff0) <4>[ 87.536804] 7fa0: 00000012 00000012 00000001 b6df1000 00000012 00000000 <4>[ 87.545250] 7fc0: 00000012 00000012 b6f38e00 00000004 00000001 00000000 00020000 bedc8ac4 <4>[ 87.553695] 7fe0: 00000004 bedc87f8 b6ea2d8f b6e297e6 <4>[ 87.559073] irq event stamp: 0 <4>[ 87.562407] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 87.568287] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 87.576104] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 87.583907] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 87.589788] ---[ end trace fa62409bf42e923d ]--- <6>[ 87.594727] lkdtm: Zero detected: saturated # [ 87.255668] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 87.261614] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 87.268323] lkdtm: Good: zero detected # [ 87.272350] lkdtm: Correctly stayed at zero # [ 87.276903] lkdtm: attempting bad refcount_add() from zero # [ 87.282718] ------------[ cut here ]------------ # [ 87.287622] WARNING: CPU: 1 PID: 2961 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 87.296445] refcount_t: addition on 0; use-after-free. # [ 87.301854] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 87.331330] CPU: 1 PID: 2961 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 87.339350] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.346143] Backtrace: # [ 87.348874] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.356715] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 87.362646] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.370233] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.377464] r9:00000009 r8:c0875428 r7:00000019 r6:00000009 r5:c0875428 r4:c1a29b20 # [ 87.385479] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.393230] r7:00000019 r6:c1a29b20 r5:c1a29b30 r4:c45a6000 # [ 87.399163] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 87.408477] r9:c1ad5ad4 r8:c15ebd0c r7:c45a7f60 r6:00000012 r5:00000000 r4:c45a6000 # [ 87.416495] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 87.426424] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 87.436436] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.445485] r5:c4597000 r4:00000034 # [ 87.449331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.457611] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.465796] r9:c45a7f60 r8:c3023300 r7:00000012 r6:b6df1000 r5:c6dd4000 r4:c0c57c74 # [ 87.473813] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 87.481911] r9:c07e1aac r8:c45a7f60 r7:c2815800 r6:b6df1000 r5:c6dd4000 r4:00000000 # [ 87.489924] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.497328] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c45a6000 r5:c6dd4000 # [ 87.505421] r4:c6dd4000 # [ 87.508227] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.515633] r9:c45a6000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000012 r4:00000012 # [ 87.523647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.531482] Exception stack(0xc45a7fa8 to 0xc45a7ff0) # [ 87.536804] 7fa0: 00000012 00000012 00000001 b6df1000 00000012 00000000 # [ 87.545250] 7fc0: 00000012 00000012 b6f38e00 00000004 00000001 00000000 00020000 bedc8ac4 # [ 87.553695] 7fe0: 00000004 bedc87f8 b6ea2d8f b6e297e6 # [ 87.559073] irq event stamp: 0 # [ 87.562407] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.568287] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 87.576104] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 87.583907] softirqs last disabled at (0): [<00000000>] 0x0 # [ 87.589788] ---[ end trace fa62409bf42e923d ]--- # [ 87.594727] 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>[ 88.064995] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 88.071375] lkdtm: attempting bad refcount_inc() from saturated <4>[ 88.077616] ------------[ cut here ]------------ <4>[ 88.082576] WARNING: CPU: 1 PID: 2999 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 88.091329] refcount_t: saturated; leaking memory. <4>[ 88.096483] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 88.125913] CPU: 1 PID: 2999 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 88.133924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 88.140718] Backtrace: <4>[ 88.143451] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 88.151290] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 88.157221] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 88.164805] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 88.172039] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 <4>[ 88.180052] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 88.187803] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c4558000 <4>[ 88.193736] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 88.202965] r9:c1ad5ae8 r8:c15ebd0c r7:c4559f60 r6:00000017 r5:c4597000 r4:c4558000 <4>[ 88.210983] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 88.220913] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 88.231360] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 88.240843] r4:00000035 <4>[ 88.243647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 88.251925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 88.260111] r9:c4559f60 r8:c3023300 r7:00000017 r6:b6e15000 r5:c6adb680 r4:c0c57c74 <4>[ 88.268130] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 88.276229] r9:c07e1aac r8:c4559f60 r7:c2815800 r6:b6e15000 r5:c6adb680 r4:00000000 <4>[ 88.284241] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 88.291645] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c4558000 r5:c6adb680 <4>[ 88.299739] r4:c6adb680 <4>[ 88.302543] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 88.309948] r9:c4558000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 <4>[ 88.317965] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 88.325803] Exception stack(0xc4559fa8 to 0xc4559ff0) <4>[ 88.331124] 9fa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 <4>[ 88.339570] 9fc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 be8e3ac4 <4>[ 88.348013] 9fe0: 00000004 be8e37f8 b6ec6d8f b6e4d7e6 <4>[ 88.353390] irq event stamp: 0 <4>[ 88.356724] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 88.362601] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 88.370367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 88.378173] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 88.384049] ---[ end trace fa62409bf42e923e ]--- <6>[ 88.388942] lkdtm: Saturation detected: still saturated # [ 88.064995] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 88.071375] lkdtm: attempting bad refcount_inc() from saturated # [ 88.077616] ------------[ cut here ]------------ # [ 88.082576] WARNING: CPU: 1 PID: 2999 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 88.091329] refcount_t: saturated; leaking memory. # [ 88.096483] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 88.125913] CPU: 1 PID: 2999 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 88.133924] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.140718] Backtrace: # [ 88.143451] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.151290] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 88.157221] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.164805] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.172039] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 # [ 88.180052] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.187803] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c4558000 # [ 88.193736] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 88.202965] r9:c1ad5ae8 r8:c15ebd0c r7:c4559f60 r6:00000017 r5:c4597000 r4:c4558000 # [ 88.210983] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 88.220913] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 88.231360] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.240843] r4:00000035 # [ 88.243647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.251925] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.260111] r9:c4559f60 r8:c3023300 r7:00000017 r6:b6e15000 r5:c6adb680 r4:c0c57c74 # [ 88.268130] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 88.276229] r9:c07e1aac r8:c4559f60 r7:c2815800 r6:b6e15000 r5:c6adb680 r4:00000000 # [ 88.284241] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.291645] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c4558000 r5:c6adb680 # [ 88.299739] r4:c6adb680 # [ 88.302543] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.309948] r9:c4558000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 # [ 88.317965] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.325803] Exception stack(0xc4559fa8 to 0xc4559ff0) # [ 88.331124] 9fa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 # [ 88.339570] 9fc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 be8e3ac4 # [ 88.348013] 9fe0: 00000004 be8e37f8 b6ec6d8f b6e4d7e6 # [ 88.353390] irq event stamp: 0 # [ 88.356724] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.362601] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 88.370367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 88.378173] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.384049] ---[ end trace fa62409bf42e923e ]--- # [ 88.388942] 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>[ 88.858909] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 88.865361] lkdtm: attempting bad refcount_dec() from saturated <4>[ 88.871558] ------------[ cut here ]------------ <4>[ 88.876514] WARNING: CPU: 0 PID: 3035 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 88.885309] refcount_t: decrement hit 0; leaking memory. <4>[ 88.890897] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 88.920387] CPU: 0 PID: 3035 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 88.928401] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 88.935196] Backtrace: <4>[ 88.937934] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 88.945778] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 88.951715] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 88.959305] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 88.966540] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 <4>[ 88.974557] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 88.982310] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c6aa6000 <4>[ 88.988245] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 88.997477] r9:c1ad5b00 r8:c15ebd0c r7:c6aa7f60 r6:00000017 r5:c44f2000 r4:c6aa6000 <4>[ 89.005501] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 89.015432] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 89.025885] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 89.035371] r4:00000036 <4>[ 89.038179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 89.046463] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 89.054652] r9:c6aa7f60 r8:c3023300 r7:00000017 r6:b6e96000 r5:c47c2780 r4:c0c57c74 <4>[ 89.062676] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 89.070778] r9:c07e1aac r8:c6aa7f60 r7:c2815800 r6:b6e96000 r5:c47c2780 r4:00000000 <4>[ 89.078795] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 89.086204] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c6aa6000 r5:c47c2780 <4>[ 89.094301] r4:c47c2780 <4>[ 89.097109] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 89.104516] r9:c6aa6000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:00000017 r4:00000017 <4>[ 89.112534] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 89.120373] Exception stack(0xc6aa7fa8 to 0xc6aa7ff0) <4>[ 89.125699] 7fa0: 00000017 00000017 00000001 b6e96000 00000017 00000000 <4>[ 89.134149] 7fc0: 00000017 00000017 b6fdde00 00000004 00000001 00000000 00020000 beee5ac4 <4>[ 89.142596] 7fe0: 00000004 beee57f8 b6f47d8f b6ece7e6 <4>[ 89.147970] irq event stamp: 0 <4>[ 89.151309] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 89.157198] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.165009] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.172813] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 89.178663] ---[ end trace fa62409bf42e923f ]--- <6>[ 89.183585] lkdtm: Saturation detected: still saturated # [ 88.858909] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 88.865361] lkdtm: attempting bad refcount_dec() from saturated # [ 88.871558] ------------[ cut here ]------------ # [ 88.876514] WARNING: CPU: 0 PID: 3035 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 88.885309] refcount_t: decrement hit 0; leaking memory. # [ 88.890897] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 88.920387] CPU: 0 PID: 3035 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 88.928401] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.935196] Backtrace: # [ 88.937934] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.945778] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 88.951715] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.959305] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.966540] r9:00000009 r8:c087538c r7:0000001f r6:00000009 r5:c087538c r4:c1a29b20 # [ 88.974557] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.982310] r7:0000001f r6:c1a29b20 r5:c1a29b84 r4:c6aa6000 # [ 88.988245] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 88.997477] r9:c1ad5b00 r8:c15ebd0c r7:c6aa7f60 r6:00000017 r5:c44f2000 r4:c6aa6000 # [ 89.005501] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 89.015432] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 89.025885] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.035371] r4:00000036 # [ 89.038179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.046463] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.054652] r9:c6aa7f60 r8:c3023300 r7:00000017 r6:b6e96000 r5:c47c2780 r4:c0c57c74 # [ 89.062676] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.070778] r9:c07e1aac r8:c6aa7f60 r7:c2815800 r6:b6e96000 r5:c47c2780 r4:00000000 # [ 89.078795] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.086204] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c6aa6000 r5:c47c2780 # [ 89.094301] r4:c47c2780 # [ 89.097109] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.104516] r9:c6aa6000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:00000017 r4:00000017 # [ 89.112534] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.120373] Exception stack(0xc6aa7fa8 to 0xc6aa7ff0) # [ 89.125699] 7fa0: 00000017 00000017 00000001 b6e96000 00000017 00000000 # [ 89.134149] 7fc0: 00000017 00000017 b6fdde00 00000004 00000001 00000000 00020000 beee5ac4 # [ 89.142596] 7fe0: 00000004 beee57f8 b6f47d8f b6ece7e6 # [ 89.147970] irq event stamp: 0 # [ 89.151309] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.157198] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.165009] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.172813] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.178663] ---[ end trace fa62409bf42e923f ]--- # [ 89.183585] 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>[ 89.676081] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 89.682525] lkdtm: attempting bad refcount_dec() from saturated <4>[ 89.688722] ------------[ cut here ]------------ <4>[ 89.693722] WARNING: CPU: 3 PID: 3071 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 89.702435] refcount_t: saturated; leaking memory. <4>[ 89.707557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 89.737038] CPU: 3 PID: 3071 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 89.745054] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 89.751852] Backtrace: <4>[ 89.754590] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 89.762433] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 89.768370] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 89.775959] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 89.783194] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 <4>[ 89.791213] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 89.798966] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c44f0000 <4>[ 89.804906] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 89.814138] r9:c1ad5b18 r8:c15ebd0c r7:c44f1f60 r6:00000017 r5:c4573000 r4:c44f0000 <4>[ 89.822161] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 89.832097] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 89.842546] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 89.852034] r4:00000037 <4>[ 89.854843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 89.863126] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 89.871318] r9:c44f1f60 r8:c3023300 r7:00000017 r6:b6df1000 r5:c6adb540 r4:c0c57c74 <4>[ 89.879341] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 89.887444] r9:c07e1aac r8:c44f1f60 r7:c2815800 r6:b6df1000 r5:c6adb540 r4:00000000 <4>[ 89.895462] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 89.902869] r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c44f0000 r5:c6adb540 <4>[ 89.910965] r4:c6adb540 <4>[ 89.913773] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 89.921181] r9:c44f0000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:00000017 r4:00000017 <4>[ 89.929202] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 89.937039] Exception stack(0xc44f1fa8 to 0xc44f1ff0) <4>[ 89.942366] 1fa0: 00000017 00000017 00000001 b6df1000 00000017 00000000 <4>[ 89.950818] 1fc0: 00000017 00000017 b6f38e00 00000004 00000001 00000000 00020000 bef38ac4 <4>[ 89.959265] 1fe0: 00000004 bef387f8 b6ea2d8f b6e297e6 <4>[ 89.964661] irq event stamp: 0 <4>[ 89.968025] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 89.973937] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.981706] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 89.989507] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 89.995421] ---[ end trace fa62409bf42e9240 ]--- <6>[ 90.000318] lkdtm: Saturation detected: still saturated # [ 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] On node 0 totalpages: 262144 # [ 0.000000] DMA zone: 1536 pages used for memmap # [ 0.000000] DMA zone: 0 pages reserved # [ 0.000000] DMA zone: 196608 pages, LIFO batch:63 # [ 0.000000] HighMem zone: 65536 pages, LIFO batch:15 # [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 # [ 0.000000] pcpu-alloc: s55468 r8192 d22356 u86016 alloc=21*4096 # [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 # [ 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/12264647/extract-nfsrootfs-7a6j0mm8,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp # [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) # [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) # [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off # [ 0.000000] Memory: 921472K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61568K reserved, 65536K cma-reserved, 196608K highmem) # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 # [ 0.000000] ftrace: allocating 56141 entries in 165 pages # [ 0.000000] ftrace: allocated 165 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 89.676081] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 89.682525] lkdtm: attempting bad refcount_dec() from saturated # [ 89.688722] ------------[ cut here ]------------ # [ 89.693722] WARNING: CPU: 3 PID: 3071 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 89.702435] refcount_t: saturated; leaking memory. # [ 89.707557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 89.737038] CPU: 3 PID: 3071 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 89.745054] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.751852] Backtrace: # [ 89.754590] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.762433] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 89.768370] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.775959] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 89.783194] r9:00000009 r8:c08753f4 r7:00000016 r6:00000009 r5:c08753f4 r4:c1a29b20 # [ 89.791213] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.798966] r7:00000016 r6:c1a29b20 r5:c1a29af8 r4:c44f0000 # [ 89.804906] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 89.814138] r9:c1ad5b18 r8:c15ebd0c r7:c44f1f60 r6:00000017 r5:c4573000 r4:c44f0000 # [ 89.822161] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 89.832097] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 89.842546] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.852034] r4:00000037 # [ 89.854843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.863126] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.871318] r9:c44f1f60 r8:c3023300 r7:00000017 r6:b6df1000 r5:c6adb540 r4:c0c57c74 # [ 89.879341] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.887444] r9:c07e1aac r8:c44f1f60 r7:c2815800 r6:b6df1000 r5:c6adb540 r4:00000000 # [ 89.895462] [[ 90.505126] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 38>] (vfs_write) from [<6>[ 90.513810] lkdtm: attempting bad refcount_inc_not_zero() from saturated ] (ksys_write+0x74/0xec) # [ 8<4>[ 90.523624] ------------[ cut here ]------------ 9.902869] r10:00000004 r9:000000<4>[ 90.531347] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 00 r8:00000000 r7:b6df1000 r6:c44<4>[ 90.543032] refcount_t: saturated; leaking memory. f0000 r5:c6adb540 # [ 89.91096<4>[ 90.550825] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 5] r4:c6adb540 # [ 89.913773]<4>[ 90.582837] CPU: 3 PID: 3104 Comm: cat Tainted: G D W 5.10.204-cip41 #1 []< 4(>k[s y s _90w.r593652] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) te) from [4]> [( s y s0.602346] Backtrace: _write+0x18/0x1c) # [ 89.92<14>[ 90.607235] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 81] r9:c44f0000 :[c 0 3 090.617745] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 2e4 r7:00000004 r6:b68[e 0 090.625750] [] (show_stack) from [] (dump_stack+0xe0/0x100) r5:00000017 r4:00000017 <#4 >[[ 90.635577] [] (dump_stack) from [] (__warn+0x98/0x14c) 89.929202] [<[5 9 c 09608.645308] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 ] (sys_write) from [<<4c>0[3 0 00.655308] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0c0>] (ret_fa_[s y s c9a0l.l65214] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c6aee000 +0x0/0x28) # [ 89.9<347>0[3 9 90.673048] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) Exception sta([0 x c 4940f.684603] r9:c1ad5b30 r8:c15ebd0c r7:c6aeff60 r6:00000020 r5:c4573000 r4:c0000000 fa8 to 0xc44f1ff0) # [ 89<.49>[ 90.694609] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) 2366] 1fa0: < 4 > [ 90.707903] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) 00000017 000<040>0[1 7 09000.722234] r5:c4573000 r4:c6aee000 0001 b6df1000 00000017 <4>[ 90.728072] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 90.740315] r4:00000038 <4>[ 90.743119] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 90.751399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 90.759586] r9:c6aeff60 r8:c3023300 r7:00000020 r6:b6e68000 r5:c4362280 r4:c0c57c74 <4>[ 90.767606] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 90.775705] r9:c07e1aac r8:c6aeff60 r7:c2815800 r6:b6e68000 r5:c4362280 r4:00000000 <4>[ 90.783720] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 90.791125] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6aee000 r5:c4362280 <4>[ 90.799219] r4:c4362280 <4>[ 90.802023] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 90.809429] r9:c6aee000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000020 r4:00000020 <4>[ 90.817444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 90.825280] Exception stack(0xc6aeffa8 to 0xc6aefff0) <4>[ 90.830602] ffa0: 00000020 00000020 00000001 b6e68000 00000020 00000000 <4>[ 90.839052] ffc0: 00000020 00000020 b6fafe00 00000004 00000001 00000000 00020000 be9a3ac4 <4>[ 90.847497] ffe0: 00000004 be9a37f8 b6f19d8f b6ea07e6 <4>[ 90.852879] irq event stamp: 0 <4>[ 90.856216] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 90.862068] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac 0<4>[ 90.869856] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac 0000000 < 4>[ 90.877685] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.950818] 1fc0: 00000017 00000017 b6f38e00 00000004 00000001 00000000 00020000 bef38ac4 # [ 89.959265] 1fe0: 00000004 bef387f8 b6ea2d8f b6e297e6 # [ 89.964661] irq event stamp: 0 # [ 89.968025] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.973937] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.981706] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 89.989507] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.995421] ---[ end trace fa62409bf42e9240 ]--- # [ 90.000318] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh <4>[ 90.953698] ---[ end trace fa62409bf42e9241 ]--- <6>[ 90.958589] lkdtm: Saturation detected: still saturated # [ 90.505126] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 90.513810] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 90.523624] ------------[ cut here ]------------ # [ 90.531347] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 90.543032] refcount_t: saturated; leaking memory. # [ 90.550825] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 90.582837] CPU: 3 PID: 3104 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 90.593652] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.602346] Backtrace: # [ 90.607235] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.617745] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 90.625750] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.635577] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.645308] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 # [ 90.655308] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.665214] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c6aee000 # [ 90.673048] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 90.684603] r9:c1ad5b30 r8:c15ebd0c r7:c6aeff60 r6:00000020 r5:c4573000 r4:c0000000 # [ 90.694609] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 90.707903] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 90.722234] r5:c4573000 r4:c6aee000 # [ 90.728072] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.740315] r4:00000038 # [ 90.743119] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.751399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.759586] r9:c6aeff60 r8:c3023300 r7:00000020 r6:b6e68000 r5:c4362280 r4:c0c57c74 # [ 90.767606] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 90.775705] r9:c07e1aac r8:c6aeff60 r7:c2815800 r6:b6e68000 r5:c4362280 r4:00000000 # [ 90.783720] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.791125] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c6aee000 r5:c4362280 # [ 90.799219] r4:c4362280 # [ 90.802023] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.809429] r9:c6aee000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000020 r4:00000020 # [ 90.817444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.825280] Exception stack(0xc6aeffa8 to 0xc6aefff0) # [ 90.830602] ffa0: 00000020 00000020 00000001 b6e68000 00000020 00000000 # [ 90.839052] ffc0: 00000020 00000020 b6fafe00 00000004 00000001 00000000 00020000 be9a3ac4 # [ 90.847497] ffe0: 00000004 be9a37f8 b6f19d8f b6ea07e6 # [ 90.852879] irq event stamp: 0 # [ 90.856216] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.862068] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 90.869856] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 90.877685] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.953698] ---[ end trace fa62409bf42e9241 ]--- # [ 90.958589] 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>[ 91.430405] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 91.437695] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 91.444769] ------------[ cut here ]------------ <4>[ 91.449682] WARNING: CPU: 2 PID: 3139 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 91.458523] refcount_t: saturated; leaking memory. <4>[ 91.463636] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 91.493052] CPU: 2 PID: 3139 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 91.501062] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 91.507857] Backtrace: <4>[ 91.510587] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 91.518428] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 91.524359] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 91.531943] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 91.539178] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 <4>[ 91.547193] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 91.554945] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c46de000 <4>[ 91.560875] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 91.570103] r9:c1ad5b50 r8:c15ebd0c r7:c46dff60 r6:00000020 r5:c6c92000 r4:c0000000 <4>[ 91.578122] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 91.588829] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 91.600833] r5:c6c92000 r4:c46de000 <4>[ 91.604683] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 91.614947] r4:00000039 <4>[ 91.617752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 91.626032] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 91.634220] r9:c46dff60 r8:c3023300 r7:00000020 r6:b6e03000 r5:c2e5e780 r4:c0c57c74 <4>[ 91.642239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 91.650338] r9:c07e1aac r8:c46dff60 r7:c2815800 r6:b6e03000 r5:c2e5e780 r4:00000000 <4>[ 91.658351] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 91.665758] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c46de000 r5:c2e5e780 <4>[ 91.673852] r4:c2e5e780 <4>[ 91.676657] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 91.684061] r9:c46de000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000020 r4:00000020 <4>[ 91.692075] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 91.699910] Exception stack(0xc46dffa8 to 0xc46dfff0) <4>[ 91.705233] ffa0: 00000020 00000020 00000001 b6e03000 00000020 00000000 <4>[ 91.713681] ffc0: 00000020 00000020 b6f4ae00 00000004 00000001 00000000 00020000 bec34ac4 <4>[ 91.722124] ffe0: 00000004 bec347f8 b6eb4d8f b6e3b7e6 <4>[ 91.727499] irq event stamp: 0 <4>[ 91.730833] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 91.736712] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 91.744507] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 91.752266] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 91.758179] ---[ end trace fa62409bf42e9242 ]--- <6>[ 91.763130] lkdtm: Saturation detected: still saturated # [ 91.430405] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 91.437695] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 91.444769] ------------[ cut here ]------------ # [ 91.449682] WARNING: CPU: 2 PID: 3139 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 91.458523] refcount_t: saturated; leaking memory. # [ 91.463636] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 91.493052] CPU: 2 PID: 3139 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 91.501062] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.507857] Backtrace: # [ 91.510587] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.518428] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 91.524359] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.531943] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.539178] r9:00000009 r8:c08753c0 r7:00000013 r6:00000009 r5:c08753c0 r4:c1a29b20 # [ 91.547193] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.554945] r7:00000013 r6:c1a29b20 r5:c1a29af8 r4:c46de000 # [ 91.560875] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 91.570103] r9:c1ad5b50 r8:c15ebd0c r7:c46dff60 r6:00000020 r5:c6c92000 r4:c0000000 # [ 91.578122] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 91.588829] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 91.600833] r5:c6c92000 r4:c46de000 # [ 91.604683] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.614947] r4:00000039 # [ 91.617752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.626032] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.634220] r9:c46dff60 r8:c3023300 r7:00000020 r6:b6e03000 r5:c2e5e780 r4:c0c57c74 # [ 91.642239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 91.650338] r9:c07e1aac r8:c46dff60 r7:c2815800 r6:b6e03000 r5:c2e5e780 r4:00000000 # [ 91.658351] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.665758] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c46de000 r5:c2e5e780 # [ 91.673852] r4:c2e5e780 # [ 91.676657] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.684061] r9:c46de000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000020 r4:00000020 # [ 91.692075] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.699910] Exception stack(0xc46dffa8 to 0xc46dfff0) # [ 91.705233] ffa0: 00000020 00000020 00000001 b6e03000 00000020 00000000 # [ 91.713681] ffc0: 00000020 00000020 b6f4ae00 00000004 00000001 00000000 00020000 bec34ac4 # [ 91.722124] ffe0: 00000004 bec347f8 b6eb4d8f b6e3b7e6 # [ 91.727499] irq event stamp: 0 # [ 91.730833] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.736712] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 91.744507] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 91.752266] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.758179] ---[ end trace fa62409bf42e9242 ]--- # [ 91.763130] 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>[ 92.236526] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 92.243829] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 92.250833] ------------[ cut here ]------------ <4>[ 92.255830] WARNING: CPU: 3 PID: 3177 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 92.264728] refcount_t: underflow; use-after-free. <4>[ 92.269817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 92.299224] CPU: 3 PID: 3177 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 92.307236] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 92.314029] Backtrace: <4>[ 92.316761] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 92.324602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 92.330532] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 92.338117] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 92.345348] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 <4>[ 92.353362] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 92.361113] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c69f2000 <4>[ 92.367046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 92.376361] r9:c1ad5b70 r8:c15ebd0c r7:c69f3f60 r6:00000020 r5:c4514000 r4:c69f2000 <4>[ 92.384382] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 92.395093] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 92.407103] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 92.417368] r4:0000003a <4>[ 92.420172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 92.428450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 92.436636] r9:c69f3f60 r8:c3023300 r7:00000020 r6:b6eb4000 r5:c4362780 r4:c0c57c74 <4>[ 92.444656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 92.452757] r9:c07e1aac r8:c69f3f60 r7:c2815800 r6:b6eb4000 r5:c4362780 r4:00000000 <4>[ 92.460770] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 92.468174] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c69f2000 r5:c4362780 <4>[ 92.476269] r4:c4362780 <4>[ 92.479074] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 92.486479] r9:c69f2000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000020 r4:00000020 <4>[ 92.494493] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 92.502328] Exception stack(0xc69f3fa8 to 0xc69f3ff0) <4>[ 92.507652] 3fa0: 00000020 00000020 00000001 b6eb4000 00000020 00000000 <4>[ 92.516101] 3fc0: 00000020 00000020 b6ffbe00 00000004 00000001 00000000 00020000 bec6dac4 <4>[ 92.524545] 3fe0: 00000004 bec6d7f8 b6f65d8f b6eec7e6 <4>[ 92.529922] irq event stamp: 0 <4>[ 92.533276] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 92.539128] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.546923] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 92.554739] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 92.560595] ---[ end trace fa62409bf42e9243 ]--- <6>[ 92.565530] lkdtm: Saturation detected: still saturated # [ 92.236526] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 92.243829] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 92.250833] ------------[ cut here ]------------ # [ 92.255830] WARNING: CPU: 3 PID: 3177 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 92.264728] refcount_t: underflow; use-after-free. # [ 92.269817] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 92.299224] CPU: 3 PID: 3177 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 92.307236] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.314029] Backtrace: # [ 92.316761] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.324602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 92.330532] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.338117] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 92.345348] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 # [ 92.353362] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.361113] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c69f2000 # [ 92.367046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 92.376361] r9:c1ad5b70 r8:c15ebd0c r7:c69f3f60 r6:00000020 r5:c4514000 r4:c69f2000 # [ 92.384382] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 92.395093] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 92.407103] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.417368] r4:0000003a # [ 92.420172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.428450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.436636] r9:c69f3f60 r8:c3023300 r7:00000020 r6:b6eb4000 r5:c4362780 r4:c0c57c74 # [ 92.444656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 92.452757] r9:c07e1aac r8:c69f3f60 r7:c2815800 r6:b6eb4000 r5:c4362780 r4:00000000 # [ 92.460770] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.468174] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c69f2000 r5:c4362780 # [ 92.476269] r4:c4362780 # [ 92.479074] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.486479] r9:c69f2000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000020 r4:00000020 # [ 92.494493] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.502328] Exception stack(0xc69f3fa8 to 0xc69f3ff0) # [ 92.507652] 3fa0: 00000020 00000020 00000001 b6eb4000 00000020 00000000 # [ 92.516101] 3fc0: 00000020 00000020 b6ffbe00 00000004 00000001 00000000 00020000 bec6dac4 # [ 92.524545] 3fe0: 00000004 bec6d7f8 b6f65d8f b6eec7e6 # [ 92.529922] irq event stamp: 0 # [ 92.533276] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.539128] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.546923] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 92.554739] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.560595] ---[ end trace fa62409bf42e9243 ]--- # [ 92.565530] 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>[ 93.025678] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 93.032953] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 93.039958] ------------[ cut here ]------------ <4>[ 93.044907] WARNING: CPU: 2 PID: 3213 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 93.053853] refcount_t: underflow; use-after-free. <4>[ 93.058941] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 <4>[ 93.088361] CPU: 2 PID: 3213 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 93.096373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 93.103166] Backtrace: <4>[ 93.105898] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 93.113739] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 93.119670] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 93.127256] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 93.134488] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 <4>[ 93.142503] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 93.150252] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4230000 <4>[ 93.156185] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 93.165500] r9:c1ad5b90 r8:c15ebd0c r7:c4231f60 r6:00000020 r5:c6c92000 r4:c4230000 <4>[ 93.173518] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 93.184230] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 93.196240] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 93.206504] r4:0000003b <4>[ 93.209309] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 93.217589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 93.225775] r9:c4231f60 r8:c3023300 r7:00000020 r6:b6e8d000 r5:c2e5f2c0 r4:c0c57c74 <4>[ 93.233795] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 93.241894] r9:c07e1aac r8:c4231f60 r7:c2815800 r6:b6e8d000 r5:c2e5f2c0 r4:00000000 <4>[ 93.249908] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 93.257313] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c4230000 r5:c2e5f2c0 <4>[ 93.265407] r4:c2e5f2c0 <4>[ 93.268212] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 93.275617] r9:c4230000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 <4>[ 93.283631] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 93.291467] Exception stack(0xc4231fa8 to 0xc4231ff0) <4>[ 93.296788] 1fa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 <4>[ 93.305235] 1fc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 beed0ac4 <4>[ 93.313680] 1fe0: 00000004 beed07f8 b6f3ed8f b6ec57e6 <4>[ 93.319055] irq event stamp: 0 <4>[ 93.322390] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 93.328269] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 93.336089] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 93.343956] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 93.349825] ---[ end trace fa62409bf42e9244 ]--- <6>[ 93.354752] lkdtm: Saturation detected: still saturated # [ 93.025678] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 93.032953] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 93.039958] ------------[ cut here ]------------ # [ 93.044907] WARNING: CPU: 2 PID: 3213 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 93.053853] refcount_t: underflow; use-after-free. # [ 93.058941] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core phy_generic ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan dw_hdmi_imx dw_hdmi can_dev etnaviv parallel_display gpu_sched imxdrm imx_ipu_v3 # [ 93.088361] CPU: 2 PID: 3213 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 93.096373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.103166] Backtrace: # [ 93.105898] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.113739] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 93.119670] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.127256] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 93.134488] r9:00000009 r8:c087545c r7:0000001c r6:00000009 r5:c087545c r4:c1a29b20 # [ 93.142503] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.150252] r7:0000001c r6:c1a29b20 r5:c1a29b5c r4:c4230000 # [ 93.156185] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 93.165500] r9:c1ad5b90 r8:c15ebd0c r7:c4231f60 r6:00000020 r5:c6c92000 r4:c4230000 # [ 93.173518] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 93.184230] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 93.196240] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.206504] r4:0000003b # [ 93.209309] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.217589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.225775] r9:c4231f60 r8:c3023300 r7:00000020 r6:b6e8d000 r5:c2e5f2c0 r4:c0c57c74 # [ 93.233795] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 93.241894] r9:c07e1aac r8:c4231f60 r7:c2815800 r6:b6e8d000 r5:c2e5f2c0 r4:00000000 # [ 93.249908] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.257313] r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c4230000 r5:c2e5f2c0 # [ 93.265407] r4:c2e5f2c0 # [ 93.268212] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.275617] r9:c4230000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020 # [ 93.283631] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.291467] Exception stack(0xc4231fa8 to 0xc4231ff0) # [ 93.296788] 1fa0: 00000020 00000020 00000001 b6e8d000 00000020 00000000 # [ 93.305235] 1fc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 beed0ac4 # [ 93.313680] 1fe0: 00000004 beed07f8 b6f3ed8f b6ec57e6 # [ 93.319055] irq event stamp: 0 # [ 93.322390] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 93.328269] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 93.336089] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 93.343956] softirqs last disabled at (0): [<00000000>] 0x0 # [ 93.349825] ---[ end trace fa62409bf42e9244 ]--- # [ 93.354752] 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>[ 94.160294] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 94.166794] lkdtm: attempting good copy_to_user of correct size <6>[ 94.173105] lkdtm: attempting bad copy_to_user of too large size # [ 94.160294] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 94.166794] lkdtm: attempting good copy_to_user of correct size # [ 94.173105] 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>[ 94.599115] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 94.605767] lkdtm: attempting good copy_from_user of correct size <6>[ 94.612190] lkdtm: attempting bad copy_from_user of too large size # [ 94.599115] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 94.605767] lkdtm: attempting good copy_from_user of correct size # [ 94.612190] 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>[ 95.057217] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 95.064154] lkdtm: attempting good copy_to_user inside whitelist <6>[ 95.070503] lkdtm: attempting bad copy_to_user outside whitelist # [ 95.057217] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 95.064154] lkdtm: attempting good copy_to_user inside whitelist # [ 95.070503] 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>[ 95.518848] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 95.525970] lkdtm: attempting good copy_from_user inside whitelist <6>[ 95.532521] lkdtm: attempting bad copy_from_user outside whitelist # [ 95.518848] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 95.525970] lkdtm: attempting good copy_from_user inside whitelist # [ 95.532521] 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>[ 95.971490] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 95.978010] lkdtm: good_stack: c428de0c-c428de2c <6>[ 95.983054] lkdtm: bad_stack : c428dd84-c428dda4 <6>[ 95.987982] lkdtm: attempting good copy_to_user of local stack <6>[ 95.994169] lkdtm: attempting bad copy_to_user of distant stack # [ 95.971490] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 95.978010] lkdtm: good_stack: c428de0c-c428de2c # [ 95.983054] lkdtm: bad_stack : c428dd84-c428dda4 # [ 95.987982] lkdtm: attempting good copy_to_user of local stack # [ 95.994169] 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>[ 96.430348] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 96.437132] lkdtm: good_stack: c6aefe0c-c6aefe2c <6>[ 96.442054] lkdtm: bad_stack : c6aefd84-c6aefda4 <6>[ 96.447023] lkdtm: attempting good copy_from_user of local stack <6>[ 96.453434] lkdtm: attempting bad copy_from_user of distant stack # [ 96.430348] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 96.437132] lkdtm: good_stack: c6aefe0c-c6aefe2c # [ 96.442054] lkdtm: bad_stack : c6aefd84-c6aefda4 # [ 96.447023] lkdtm: attempting good copy_from_user of local stack # [ 96.453434] 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>[ 96.904872] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 96.911163] lkdtm: good_stack: c4333e0c-c4333e2c <6>[ 96.916138] lkdtm: bad_stack : c4333ffc-c433401c <6>[ 96.921043] lkdtm: attempting good copy_to_user of local stack <6>[ 96.927229] lkdtm: attempting bad copy_to_user of distant stack # [ 96.904872] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 96.911163] lkdtm: good_stack: c4333e0c-c4333e2c # [ 96.916138] lkdtm: bad_stack : c4333ffc-c433401c # [ 96.921043] lkdtm: attempting good copy_to_user of local stack # [ 96.927229] 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>[ 97.364458] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 97.370236] lkdtm: attempting good copy_to_user from kernel rodata: c15ebfb8 <6>[ 97.377838] lkdtm: attempting bad copy_to_user from kernel text: c053da3c <3>[ 97.384974] lkdtm: FAIL: survived bad copy_to_user() # [ 97.364458] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 97.370236] lkdtm: attempting good copy_to_user from kernel rodata: c15ebfb8 # [ 97.377838] lkdtm: attempting bad copy_to_user from kernel text: c053da3c # [ 97.384974] 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>[ 97.840531] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 97.846520] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 97.853851] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 97.860998] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 97.867318] CPU: 1 PID: 3589 Comm: cat Tainted: G D W 5.10.204-cip41 #1 <4>[ 97.875331] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) <4>[ 97.882124] Backtrace: <4>[ 97.884856] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 97.892696] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 <4>[ 97.898630] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 97.906216] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 97.915011] r9:c1ad5c98 r8:c15ebd0c r7:c4333f60 r6:c4333e34 r5:c4332000 r4:0000078d <4>[ 97.923028] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 97.932082] r8:c15ebd0c r7:c4333f60 r6:00000012 r5:c6b74000 r4:00000046 <4>[ 97.939052] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 97.947331] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 97.955518] r9:c4333f60 r8:c3023300 r7:00000012 r6:b6e2e000 r5:c695d680 r4:c0c57c74 <4>[ 97.963538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 97.971638] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e2e000 r5:c695d680 r4:00000000 <4>[ 97.979653] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 97.987056] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c4332000 r5:c695d680 <4>[ 97.995151] r4:c695d680 <4>[ 97.997954] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 98.005358] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 <4>[ 98.013375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 98.021211] Exception stack(0xc4333fa8 to 0xc4333ff0) <4>[ 98.026534] 3fa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 <4>[ 98.034983] 3fc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 be832ac4 <4>[ 98.043425] 3fe0: 00000004 be8327f8 b6edfd8f b6e667e6 # [ 97.840531] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 97.846520] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 97.853851] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 97.860998] lkdtm: FAIL: the thread stack is NOT properly erased # [ 97.867318] CPU: 1 PID: 3589 Comm: cat Tainted: G D W 5.10.204-cip41 #1 # [ 97.875331] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.882124] Backtrace: # [ 97.884856] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 97.892696] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8 # [ 97.898630] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.906216] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 97.915011] r9:c1ad5c98 r8:c15ebd0c r7:c4333f60 r6:c4333e34 r5:c4332000 r4:0000078d # [ 97.923028] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.932082] r8:c15ebd0c r7:c4333f60 r6:00000012 r5:c6b74000 r4:00000046 # [ 97.939052] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.947331] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.955518] r9:c4333f60 r8:c3023300 r7:00000012 r6:b6e2e000 r5:c695d680 r4:c0c57c74 # [ 97.963538] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 97.971638] r9:c07e1aac r8:c4333f60 r7:c2815800 r6:b6e2e000 r5:c695d680 r4:00000000 # [ 97.979653] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.987056] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c4332000 r5:c695d680 # [ 97.995151] r4:c695d680 # [ 97.997954] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.005358] r9:c4332000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 # [ 98.013375] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.021211] Exception stack(0xc4333fa8 to 0xc4333ff0) # [ 98.026534] 3fa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 # [ 98.034983] 3fc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 be832ac4 # [ 98.043425] 3fe0: 00000004 be8327f8 b6edfd8f b6e667e6 # 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>[ 98.484417] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 98.490361] lkdtm: Calling matched prototype ... <6>[ 98.495315] lkdtm: Calling mismatched prototype ... <6>[ 98.500470] lkdtm: Fail: survived mismatched prototype function call! # [ 98.484417] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 98.490361] lkdtm: Calling matched prototype ... # [ 98.495315] lkdtm: Calling mismatched prototype ... # [ 98.500470] 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 / #