[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 192.168.201.38 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6963040/tftp-deploy-mb187p_e/kernel/zImage tftp 0x10000000 6963040/tftp-deploy-mb187p_e/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6963040/tftp-deploy-mb187p_e/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 10.3 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 6963040/tftp-deploy-mb187p_e/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6963040/tftp-deploy-mb187p_e/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6963040/tftp-deploy-mb187p_e/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 10.7 MiB/s done Bytes transferred = 15268285 (e8f9bd hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6963040/tftp-deploy-mb187p_e/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6963040/tftp-deploy-mb187p_e/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6963040/tftp-deploy-mb187p_e/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.7 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6963040/extract-nfsrootfs-66v14gra,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6963040/extract-nfsrootfs-66v14gra,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15268221 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 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j448533-arm-gcc-10-multi-v7-defconfig-kselftest-zbl6h) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Aug 3 16:35:12 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6963040/extract-nfsrootfs-66v14gra,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921608K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56033 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004497] Console: colour dummy device 80x30 [ 0.004564] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004594] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004621] ... MAX_LOCK_DEPTH: 48 [ 0.004648] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004674] ... CLASSHASH_SIZE: 4096 [ 0.004701] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004728] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004754] ... CHAINHASH_SIZE: 32768 [ 0.004781] memory used by lock dependency info: 4061 kB [ 0.004808] memory used for stack traces: 2112 kB [ 0.004835] per task-struct memory footprint: 1536 bytes [ 0.004934] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004987] pid_max: default: 32768 minimum: 301 [ 0.005369] LSM: Security Framework initializing [ 0.005486] LSM support for eBPF active [ 0.005636] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005687] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008282] CPU: Testing write buffer coherency: ok [ 0.008406] CPU0: Spectre v2: using BPIALL workaround [ 0.009513] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013480] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015867] rcu: Hierarchical SRCU implementation. [ 0.025362] EFI services will not be available. [ 0.026709] smp: Bringing up secondary CPUs ... [ 0.030113] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030130] CPU1: Spectre v2: using BPIALL workaround [ 0.034251] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034266] CPU2: Spectre v2: using BPIALL workaround [ 0.038005] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038020] CPU3: Spectre v2: using BPIALL workaround [ 0.039133] smp: Brought up 1 node, 4 CPUs [ 0.039179] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039217] CPU: All CPU(s) started in SVC mode. [ 0.041876] devtmpfs: initialized [ 0.101217] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.103952] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.104032] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.108786] pinctrl core: initialized pinctrl subsystem [ 0.115915] DMI not present or invalid. [ 0.118294] NET: Registered protocol family 16 [ 0.130053] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.139797] thermal_sys: Registered thermal governor 'step_wise' [ 0.140353] cpuidle: using governor menu [ 0.140900] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.899160] vdd1p1: supplied by regulator-dummy [ 0.931511] vdd3p0: supplied by regulator-dummy [ 0.963397] vdd2p5: supplied by regulator-dummy [ 0.995335] vddarm: supplied by regulator-dummy [ 1.028167] vddpu: supplied by regulator-dummy [ 1.059210] vddsoc: supplied by regulator-dummy [ 2.413453] No ATAGs? [ 2.414387] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.414472] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.434347] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.464146] Serial: AMBA PL011 UART driver [ 2.530495] Kprobes globally optimized [ 2.627521] mxs-dma 110000.dma-apbh: initialized [ 2.660638] iommu: Default domain type: Translated [ 2.662794] vgaarb: loaded [ 2.667630] SCSI subsystem initialized [ 2.670001] usbcore: registered new interface driver usbfs [ 2.670318] usbcore: registered new interface driver hub [ 2.670567] usbcore: registered new device driver usb [ 2.678347] i2c i2c-0: IMX I2C adapter registered [ 2.685550] i2c i2c-1: IMX I2C adapter registered [ 2.690432] i2c i2c-2: IMX I2C adapter registered [ 2.695121] pps_core: LinuxPPS API ver. 1 registered [ 2.695165] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.695266] PTP clock support registered [ 2.713421] clocksource: Switched to clocksource mxc_timer1 [ 4.425309] NET: Registered protocol family 2 [ 4.426039] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.429423] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.429605] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.429839] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.431280] TCP: Hash tables configured (established 8192 bind 8192) [ 4.432360] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.432707] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.432971] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.433891] NET: Registered protocol family 1 [ 4.436841] RPC: Registered named UNIX socket transport module. [ 4.436932] RPC: Registered udp transport module. [ 4.436972] RPC: Registered tcp transport module. [ 4.437011] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.437066] NET: Registered protocol family 44 [ 4.437135] PCI: CLS 0 bytes, default 64 [ 4.439631] Trying to unpack rootfs image as initramfs... [ 6.356212] Freeing initrd memory: 14912K [ 6.357494] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.358686] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.368202] Initialise system trusted keyrings [ 6.369246] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.422479] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.426361] NFS: Registering the id_resolver key type [ 6.426545] Key type id_resolver registered [ 6.426637] Key type id_legacy registered [ 6.427303] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.427407] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.427612] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.429839] Key type asymmetric registered [ 6.429963] Asymmetric key parser 'x509' registered [ 6.430401] bounce: pool size: 64 pages [ 6.430569] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.430674] io scheduler mq-deadline registered [ 6.430717] io scheduler kyber registered [ 6.431675] test_firmware: interface ready [ 6.675546] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.675804] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.940359] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.961802] SuperH (H)SCI(F) driver initialized [ 6.964954] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.970352] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.902989] printk: console [ttymxc1] enabled [ 7.914197] msm_serial: driver initialized [ 7.919405] STMicroelectronics ASC driver initialized [ 7.931226] STM32 USART driver initialized [ 7.958359] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.981056] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.989599] panel-simple panel-lcd: Specify missing connector_type [ 7.997707] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.054383] brd: module loaded [ 8.118548] loop: module loaded [ 8.125287] lkdtm: No crash points registered, enable through debugfs [ 8.148102] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.156154] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.164276] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.172500] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.180590] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.188896] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.196711] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.208165] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.215302] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.224202] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.238752] scsi host0: ahci-imx [ 8.244559] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.312000] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.325916] pps pps0: new PPS source ptp0 [ 8.373257] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.384311] e1000e: Intel(R) PRO/1000 Network Driver [ 8.389320] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.395587] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.401022] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.429672] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.437338] usbcore: registered new interface driver pegasus [ 8.443252] usbcore: registered new interface driver asix [ 8.448899] usbcore: registered new interface driver ax88179_178a [ 8.455235] usbcore: registered new interface driver cdc_ether [ 8.461326] usbcore: registered new interface driver smsc75xx [ 8.467406] usbcore: registered new interface driver smsc95xx [ 8.473392] usbcore: registered new interface driver net1080 [ 8.479238] usbcore: registered new interface driver cdc_subset [ 8.485402] usbcore: registered new interface driver zaurus [ 8.491271] usbcore: registered new interface driver cdc_ncm [ 8.510372] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.517075] ehci-pci: EHCI PCI platform driver [ 8.521721] ehci-platform: EHCI generic platform driver [ 8.528097] ehci-orion: EHCI orion driver [ 8.533101] SPEAr-ehci: EHCI SPEAr driver [ 8.538112] ehci-st: EHCI STMicroelectronics driver [ 8.543982] ehci-exynos: EHCI Exynos driver [ 8.549097] ehci-atmel: EHCI Atmel driver [ 8.554094] tegra-ehci: Tegra EHCI driver [ 8.559064] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.565412] ohci-pci: OHCI PCI platform driver [ 8.570052] ohci-platform: OHCI generic platform driver [ 8.576369] SPEAr-ohci: OHCI SPEAr driver [ 8.581309] ohci-st: OHCI STMicroelectronics driver [ 8.587193] ohci-atmel: OHCI Atmel driver [ 8.594901] usbcore: registered new interface driver usb-storage [ 8.596077] ata1: SATA link down (SStatus 0 SControl 300) [ 8.606780] ahci-imx 2200000.sata: no device found, disabling link. [ 8.613092] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.635379] i2c /dev entries driver [ 8.725055] sdhci: Secure Digital Host Controller Interface driver [ 8.731279] sdhci: Copyright(c) Pierre Ossman [ 8.745740] Synopsys Designware Multimedia Card Interface Driver [ 8.759515] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.776372] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.781596] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.783185] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.794626] ledtrig-cpu: registered to indicate activity on CPUs [ 8.804788] usbcore: registered new interface driver usbhid [ 8.810403] usbhid: USB HID core driver [ 8.824610] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.840394] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.848762] gre: GRE over IPv4 demultiplexor driver [ 8.852513] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.853767] ip_gre: GRE over IPv4 tunneling driver [ 8.871813] IPv4 over IPsec tunneling driver [ 8.881727] NET: Registered protocol family 10 [ 8.893293] Segment Routing with IPv6 [ 8.903897] ip6_gre: GRE over IPv6 tunneling driver [ 8.911890] NET: Registered protocol family 17 [ 8.918258] 8021q: 802.1Q VLAN Support v1.8 [ 8.923655] Key type dns_resolver registered [ 8.944125] ThumbEE CPU extension supported. [ 8.948469] Registering SWP/SWPB emulation handler [ 8.957572] Loading compiled-in X.509 certificates [ 9.149334] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.157822] panel-simple panel-lcd: Specify missing connector_type [ 9.165526] mmc2: new high speed SDHC card at address aaaa [ 9.171467] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.174700] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 9.211160] imx_usb 2184200.usb: No over current polarity defined [ 9.222528] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 9.225032] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.230149] GPT:29296874 != 31116287 [ 9.235431] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.238622] GPT:Alternate GPT header not at the end of the disk. [ 9.251770] GPT:29296874 != 31116287 [ 9.255439] GPT: Use GNU Parted to correct GPT errors. [ 9.260664] mmcblk2: p1 p2 p3 [ 9.294136] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.315225] hub 1-0:1.0: USB hub found [ 9.321577] hub 1-0:1.0: 1 port detected [ 9.338625] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.372024] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.380517] panel-simple panel-lcd: Specify missing connector_type [ 9.394151] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.426203] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.434551] panel-simple panel-lcd: Specify missing connector_type [ 9.448122] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.468246] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.498287] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.506674] panel-simple panel-lcd: Specify missing connector_type [ 9.520162] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.542198] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.557677] IP-Config: Failed to open gretap0 [ 9.562084] IP-Config: Failed to open erspan0 [ 9.593623] Sending DHCP requests . [ 9.723733] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.943777] hub 1-1:1.0: USB hub found [ 9.948524] hub 1-1:1.0: 3 ports detected [ 9.978630] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.987026] panel-simple panel-lcd: Specify missing connector_type [ 10.000702] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.683597] . [ 12.715006] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.725059] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.333603] ., OK [ 15.376055] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 [ 15.384311] IP-Config: Complete: [ 15.387629] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 [ 15.398164] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) [ 15.406059] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.406078] nameserver0=192.168.201.1 [ 15.467870] Freeing unused kernel memory: 2048K [ 15.474372] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 19.563809] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.599080] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.614765] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.638659] panel-simple panel-lcd: Specify missing connector_type [ 19.663095] CAN device driver interface [ 19.674580] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.735746] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.749803] panel-simple panel-lcd: Specify missing connector_type [ 19.768874] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.819531] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.827549] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.835443] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.842029] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.849605] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.853568] caam 2100000.crypto: Entropy delay = 3200 [ 19.856000] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.866930] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.876224] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.897868] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.912159] panel-simple panel-lcd: Specify missing connector_type [ 19.914174] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.921495] caam 2100000.crypto: Instantiated RNG4 SH0 [ 19.926166] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.927136] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.982267] caam 2100000.crypto: Instantiated RNG4 SH1 [ 19.987391] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.987527] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 19.996300] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.002355] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.043963] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.054066] panel-simple panel-lcd: Specify missing connector_type [ 20.070160] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.115955] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.124274] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.124985] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.126229] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.132740] panel-simple panel-lcd: Specify missing connector_type [ 20.132878] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.140688] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.185248] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.220182] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.250159] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.259037] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.267611] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.276129] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.307155] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.315622] panel-simple panel-lcd: Specify missing connector_type [ 20.340569] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.371759] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.380388] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.389018] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.397507] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.077020] caam algorithms registered in /proc/crypto [ 21.089706] caam 2100000.crypto: registering rng-caam [ 21.116353] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.124804] panel-simple panel-lcd: Specify missing connector_type [ 21.146102] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.176605] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.185199] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.193786] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.202178] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.226108] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.234548] panel-simple panel-lcd: Specify missing connector_type [ 21.248227] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.277446] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.278297] random: crng init done [ 21.285979] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.286368] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.306870] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f0:fe mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.38 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-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 24.377935] systemd[1]: System time before build time, advancing clock. [ 24.688610] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 24.714623] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 24.792258] systemd[1]: Set hostname to . [ 26.675551] systemd[1]: Queued start job for default target Graphical Interface. [ 26.690925] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 26.738954] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 26.799128] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 26.858539] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 26.909380] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 26.957056] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 27.005366] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.019350] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 27.066087] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 27.105448] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 27.143926] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 27.185633] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 27.225849] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 27.333247] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.347474] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 27.390669] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 27.441185] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 27.496168] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 27.536568] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 27.577844] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.588391] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.607780] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 27.668676] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 27.723954] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 27.784619] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 27.848112] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 27.907964] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 27.959625] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.003207] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 28.018193] fuse: init (API version 7.32) [ 28.064648] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 28.126152] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 28.185618] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 28.253780] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 28.297518] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 28.351818] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 28.442876] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.453577] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 28.509720] systemd[1]: modprobe@drm.service: Succeeded. [ 28.519612] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 28.570245] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.580339] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 28.639358] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 28.690032] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 28.746729] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 28.803194] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 28.834541] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 28.844764] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 28.864781] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 28.924908] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 28.988957] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 29.031662] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 29.407209] systemd-journald[265]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.131-cip13 #1 SMP Wed Aug 3 16:35:12 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6963040/extract-nfsrootfs-66v14gra' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6963040/extract-nfsrootfs-66v14gra' / # 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-6963040/environment . /lava-6963040/environment / # /lava-6963040/bin/lava-test-runner /lava-6963040/0 /lava-6963040/bin/lava-test-runner /lava-6963040/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6963040/0/tests/0_timesync-off ++ cat uuid + UUID=6963040_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6963040/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6963040_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-24-ga6f4ea41fe167/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6963040/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 14s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:16-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-24-ga6f4ea41fe167/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28 Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1407376 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 16.21K 56.7KB/s kselftest.tar.xz 3%[ ] 46.39K 80.4KB/s kselftest.tar.xz 4%[ ] 66.19K 80.9KB/s kselftest.tar.xz 6%[> ] 87.40K 82.4KB/s kselftest.tar.xz 7%[> ] 107.20K 82.2KB/s kselftest.tar.xz 9%[> ] 127.00K 82.1KB/s kselftest.tar.xz 11%[=> ] 152.45K 85.2KB/s kselftest.tar.xz 12%[=> ] 175.07K 86.2KB/s kselftest.tar.xz 14%[=> ] 203.35K 89.4KB/s kselftest.tar.xz 16%[==> ] 231.64K 92.1KB/s kselftest.tar.xz 19%[==> ] 261.33K 94.8KB/s kselftest.tar.xz 19%[==> ] 272.64K 90.9KB/s eta 12s kselftest.tar.xz 22%[===> ] 315.07K 97.1KB/s eta 12s kselftest.tar.xz 24%[===> ] 332.03K 95.5KB/s eta 12s kselftest.tar.xz 25%[====> ] 347.10K 94.3KB/s eta 12s kselftest.tar.xz 26%[====> ] 370.21K 94.6KB/s eta 12s kselftest.tar.xz 28%[====> ] 391.42K 94.0KB/s eta 10s kselftest.tar.xz 30%[=====> ] 416.88K 96.6KB/s eta 10s 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future tar: ./lkdtm/REFCOUNT_DEC_SATURATED.sh: time stamp 2022-08-03 16:48:50 is 11739136.005640992 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-03 16:48:50 is 11739135.998486326 s in the future tar: ./lkdtm/REFCOUNT_ADD_ZERO.sh: time stamp 2022-08-03 16:48:50 is 11739135.991244326 s in the future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-08-03 16:48:50 is 11739135.984051992 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-08-03 16:48:50 is 11739135.977014659 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-08-03 16:48:50 is 11739135.969996992 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-08-03 16:48:50 is 11739135.963461659 s in the future tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-08-03 16:48:50 is 11739135.956570659 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-08-03 16:48:50 is 11739135.949047992 s in the future tar: ./lkdtm/WRITE_KERN.sh: time stamp 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======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 97.812264] 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 [ 98.702647] lkdtm: Performing direct entry BUG [ 98.707739] ------------[ cut here ]------------ [ 98.712382] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 98.717619] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 98.722766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 98.751840] CPU: 2 PID: 786 Comm: cat Not tainted 5.10.131-cip13 #1 [ 98.758115] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.764665] PC is at lkdtm_BUG+0x14/0x18 [ 98.768600] LR is at lkdtm_do_action+0x2c/0x4c [ 98.773056] pc : [] lr : [] psr: a00e0013 [ 98.779331] sp : c46e9e58 ip : c46e9e68 fp : c46e9e64 [ 98.784563] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 [ 98.789795] r7 : c46e9f60 r6 : 00000004 r5 : c66ae000 r4 : 00000001 [ 98.796329] r3 : c0c2d674 r2 : 340d3f33 r1 : ef7ab5e0 r0 : c15e7d48 [ 98.802866] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.810009] Control: 10c5387d Table: 1647804a DAC: 00000051 [ 98.815765] Process cat (pid: 786, stack limit = 0xaab16d24) [ 98.821434] Stack: (0xc46e9e58 to 0xc46ea000) [ 98.825802] 9e40: c46e9e74 c46e9e68 [ 98.833992] 9e60: c0c2d108 c0c2d680 c46e9e9c c46e9e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5db1e00 [ 98.842183] 9e80: b6ddb000 00000004 c3026780 c46e9f60 c46e9ec4 c46e9ea0 c07f4ad0 c0c2d4f4 [ 98.850372] 9ea0: 00000000 c5db1e00 b6ddb000 c2816000 c46e9f60 c07f4a6c c46e9f5c c46e9ec8 [ 98.858562] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c46e8000 [ 98.866754] 9ee0: b6ddb000 00020000 00000004 00000004 0001fffc c46e9ee0 00000001 b6dda000 [ 98.874943] 9f00: c5b20280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.883135] 9f20: 00000000 00000000 c139e998 340d3f33 c205ca20 c5db1e00 c5db1e00 c46e8000 [ 98.891323] 9f40: b6ddb000 00000000 00000000 00000004 c46e9f94 c46e9f60 c059872c c0598098 [ 98.899513] 9f60: 00000000 00000000 c46e9fac 340d3f33 00000004 00000004 b6f22e00 00000004 [ 98.907702] 9f80: c03002e4 c46e8000 c46e9fa4 c46e9f98 c05987bc c05986c4 00000000 c46e9fa8 [ 98.915891] 9fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6ddb000 00000004 00000000 [ 98.924081] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 [ 98.932269] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 800e0030 00000001 00000000 00000000 [ 98.940450] Backtrace: [ 98.942923] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.950510] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.958532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.966464] r9:c46e9f60 r8:c3026780 r7:00000004 r6:b6ddb000 r5:c5db1e00 r4:c0c2d4e8 [ 98.974223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.982066] r9:c07f4a6c r8:c46e9f60 r7:c2816000 r6:b6ddb000 r5:c5db1e00 r4:00000000 [ 98.989822] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.996969] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c46e8000 r5:c5db1e00 [ 99.004804] r4:c5db1e00 [ 99.007352] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.014499] r9:c46e8000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000004 r4:00000004 [ 99.022259] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.029834] Exception stack(0xc46e9fa8 to 0xc46e9ff0) [ 99.034896] 9fa0: 00000004 00000004 00000001 b6ddb000 00000004 00000000 [ 99.043084] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 [ 99.051269] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 [ 99.056334] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 99.062442] ---[ end trace 482078f5ffea0c44 ]--- [ 99.067072] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 99.075954] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 786, name: cat [ 99.083615] INFO: lockdep is turned off. [ 99.087544] irq event stamp: 1546 [ 99.090878] hardirqs last enabled at (1545): [] console_unlock+0x4b0/0x6c0 [ 99.098721] hardirqs last disabled at (1546): [] __und_svc+0x60/0x6c [ 99.105954] softirqs last enabled at (1542): [] __do_softirq+0x378/0x5fc [ 99.113623] softirqs last disabled at (1535): [] __irq_exit_rcu+0x178/0x1d0 [ 99.121464] CPU: 2 PID: 786 Comm: cat Tainted: G D 5.10.131-cip13 #1 [ 99.129126] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.135659] Backtrace: [ 99.138137] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.145718] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 99.151394] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.158723] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 99.166479] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc00c r4:c46e8000 [ 99.174236] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 99.182076] r6:00000000 r5:00000031 r4:c19cc00c [ 99.186712] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 99.194465] r6:00000001 r5:c46e8000 r4:c4510000 [ 99.199104] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 99.206425] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c4510000 [ 99.213141] [] (do_exit) from [] (die+0x374/0x380) [ 99.219674] r7:c1e0fc8c [ 99.222220] [] (die) from [] (do_undefinstr+0x170/0x240) [ 99.229280] r10:00000004 r9:c46e8000 r8:c15e7d40 r7:00000000 r6:c46e9dc8 r5:c0c2d688 [ 99.237115] r4:e7f001f2 [ 99.239664] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 99.247587] Exception stack(0xc46e9dc8 to 0xc46e9e10) [ 99.252651] 9dc0: c15e7d48 ef7ab5e0 340d3f33 c0c2d674 00000001 c66ae000 [ 99.260840] 9de0: 00000004 c46e9f60 c15e7d40 c1acf5ec 00000004 c46e9e64 c46e9e68 c46e9e58 [ 99.269026] 9e00: c0c2d108 c0c2d688 a00e0013 ffffffff [ 99.274086] r7:c46e9dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c [ 99.279764] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.287347] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.295364] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.303292] r9:c46e9f60 r8:c3026780 r7:00000004 r6:b6ddb000 r5:c5db1e00 r4:c0c2d4e8 [ 99.311050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.318891] r9:c07f4a6c r8:c46e9f60 r7:c2816000 r6:b6ddb000 r5:c5db1e00 r4:00000000 [ 99.326646] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.333793] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c46e8000 r5:c5db1e00 [ 99.341628] r4:c5db1e00 [ 99.344174] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.351319] r9:c46e8000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000004 r4:00000004 [ 99.359074] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.366649] Exception stack(0xc46e9fa8 to 0xc46e9ff0) [ 99.371711] 9fa0: 00000004 00000004 00000001 b6ddb000 00000004 00000000 [ 99.379899] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 [ 99.388085] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 # Segmentation fault # [ 98.702647] lkdtm: Performing direct entry BUG # [ 98.707739] ------------[ cut here ]------------ # [ 98.712382] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 98.717619] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 98.722766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 98.751840] CPU: 2 PID: 786 Comm: cat Not tainted 5.10.131-cip13 #1 # [ 98.758115] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.764665] PC is at lkdtm_BUG+0x14/0x18 # [ 98.768600] LR is at lkdtm_do_action+0x2c/0x4c # [ 98.773056] pc : [] lr : [] psr: a00e0013 # [ 98.779331] sp : c46e9e58 ip : c46e9e68 fp : c46e9e64 # [ 98.784563] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 # [ 98.789795] r7 : c46e9f60 r6 : 00000004 r5 : c66ae000 r4 : 00000001 # [ 98.796329] r3 : c0c2d674 r2 : 340d3f33 r1 : ef7ab5e0 r0 : c15e7d48 # [ 98.802866] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.810009] Control: 10c5387d Table: 1647804a DAC: 00000051 # [ 98.815765] Process cat (pid: 786, stack limit = 0xaab16d24) # [ 98.821434] Stack: (0xc46e9e58 to 0xc46ea000) # [ 98.825802] 9e40: c46e9e74 c46e9e68 # [ 98.833992] 9e60: c0c2d108 c0c2d680 c46e9e9c c46e9e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5db1e00 # [ 98.842183] 9e80: b6ddb000 00000004 c3026780 c46e9f60 c46e9ec4 c46e9ea0 c07f4ad0 c0c2d4f4 # [ 98.850372] 9ea0: 00000000 c5db1e00 b6ddb000 c2816000 c46e9f60 c07f4a6c c46e9f5c c46e9ec8 # [ 98.858562] 9ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c46e8000 # [ 98.866754] 9ee0: b6ddb000 00020000 00000004 00000004 0001fffc c46e9ee0 00000001 b6dda000 # [ 98.874943] 9f00: c5b20280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.883135] 9f20: 00000000 00000000 c139e998 340d3f33 c205ca20 c5db1e00 c5db1e00 c46e8000 # [ 98.891323] 9f40: b6ddb000 00000000 00000000 00000004 c46e9f94 c46e9f60 c059872c c0598098 # [ 98.899513] 9f60: 00000000 00000000 c46e9fac 340d3f33 00000004 00000004 b6f22e00 00000004 # [ 98.907702] 9f80: c03002e4 c46e8000 c46e9fa4 c46e9f98 c05987bc c05986c4 00000000 c46e9fa8 # [ 98.915891] 9fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6ddb000 00000004 00000000 # [ 98.924081] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 # [ 98.932269] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 800e0030 00000001 00000000 00000000 # [ 98.940450] Backtrace: # [ 98.942923] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.950510] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.958532] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.966464] r9:c46e9f60 r8:c3026780 r7:00000004 r6:b6ddb000 r5:c5db1e00 r4:c0c2d4e8 # [ 98.974223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.982066] r9:c07f4a6c r8:c46e9f60 r7:c2816000 r6:b6ddb000 r5:c5db1e00 r4:00000000 # [ 98.989822] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.996969] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c46e8000 r5:c5db1e00 # [ 99.004804] r4:c5db1e00 # [ 99.007352] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.014499] r9:c46e8000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000004 r4:00000004 # [ 99.022259] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.029834] Exception stack(0xc46e9fa8 to 0xc46e9ff0) # [ 99.034896] 9fa0: 00000004 00000004 00000001 b6ddb000 00000004 00000000 # [ 99.043084] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 # [ 99.051269] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 # [ 99.056334] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 99.062442] ---[ end trace 482078f5ffea0c44 ]--- # [ 99.067072] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 99.075954] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 786, name: cat[ 99.862783] lkdtm: Performing direct entry WARNING # [ 99.083615] INFO: lockdep i[ 99.867925] ------------[ cut here ]------------ s turned off. # [ 99.087544] i[ 99.875457] WARNING: CPU: 3 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c rq event stamp: 1546 # [ 99.09[ 99.886669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 0878] hardirqs last enabled at ([ 99.918376] CPU: 3 PID: 857 Comm: cat Tainted: G D W 5.10.131-cip13 #1 1545): [] console_unloc[ 99.928841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) k+0x4b0/0x6c0 # [ 99.098721] h[ 99.938232] Backtrace: ardirqs last disabled at (1546): [ 99.943562] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [] __und_svc+0x60/0x6c[ 99.953980] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 99.105954] softirqs last [ 99.962506] [] (show_stack) from [] (dump_stack+0xe0/0x100) enabled at (1542): [] _[ 99.972680] [] (dump_stack) from [] (__warn+0xfc/0x16c) _do_softirq+0x378/0x5fc # [ 99[ 99.982498] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 .113623] softirqs last disabled a[ 99.993106] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) t (1535): [] __irq_exit[ 100.003448] r7:00000053 r6:c1acfca8 r5:00000000 r4:c5fa8000 _rcu+0x178/0x1d0 # [ 99.121464[ 100.011978] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) ] CPU: 2 PID: 786 Comm: cat Taint[ 100.022923] r9:c1acf5f0 r8:c15e7d40 r7:c5fa9f60 r6:00000008 r5:c5852000 r4:00000002 ed: G D 5.10.131-c[ 100.033533] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.044309] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ip13 #1 # [ 99.129126] Hardwar[ 100.052325] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.063099] r9:c5fa9f60 r8:c3026780 r7:00000008 r6:b6e1b000 r5:c5af1900 r4:c0c2d4e8 [ 100.070854] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.078693] r9:c07f4a6c r8:c5fa9f60 r7:c2816000 r6:b6e1b000 r5:c5af1900 r4:00000000 [ 100.086443] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.093586] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5fa8000 r5:c5af1900 e name: Freescale i.MX6 Quad/Dual[ 100.101419] r4:c5af1900 [ 100.106820] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.113964] r9:c5fa8000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000008 r4:00000008 Lite (Device Tree) # [ 99.1356[ 100.121718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.132143] Exception stack(0xc5fa9fa8 to 0xc5fa9ff0) [ 100.137203] 9fa0: 00000008 00000008 00000001 b6e1b000 00000008 00000000 [ 100.145389] 9fc0: 00000008 00000008 b6f62e00 00000004 00000001 00000000 00020000 beefba54 [ 100.153572] 9fe0: 00000004 beefb788 b6ed094f b6e56c66 59] Backtrace: # [ 99.138137][ 100.158687] irq event stamp: 0 [] (dump_backtrace) fr[ 100.164574] hardirqs last enabled at (0): [<00000000>] 0x0 om [] (show_stack+0x20/[ 100.173009] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 0x24) # [ 99.145718] r7:fffff[ 100.183376] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c fff r6:600e0093 r5:00000000 r4:c1[ 100.193733] softirqs last disabled at (0): [<00000000>] 0x0 f0f728 # [ 99.151394] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.158723] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 99.166479] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc00c r4:c46e8000 # [ 99.174236] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 99.182076] r6:00000000 r5:00000031 r4:c19cc00c # [ 99.186712] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 99.194465] r6:00000001 r5:c46e8000 r4:c4510000 # [ 99.199104] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 99.206425] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c4510000 # [ 99.213141] [] (do_exit) from [] (die+0x374/0x380) # [ 99.219674] r7:c1e0fc8c # [ 99.222220] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 99.229280] r10:00000004 r9:c46e8000 r8:c15e7d40 r7:00000000 r6:c46e9dc8 r5:c0c2d688 # [ 99.237115] r4:e7f001f2 # [ 99.239664] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 99.247587] Exception stack(0xc46e9dc8 to 0xc46e9e10) # [ 99.252651] 9dc0: c15e7d48 ef7ab5e0 340d3f33 c0c2d674 00000001 c66ae000 # [ 99.260840] 9de0: 00000004 c46e9f60 c15e7d40 c1acf5ec 00000004 c46e9e64 c46e9e68 c46e9e58 # [ 99.269026] 9e00: c0c2d108 c0c2d688 a00e0013 ffffffff # [ 99.274086] r7:c46e9dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c # [ 99.279764] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.287347] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.295364] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.303292] r9:c46e9f60 r8:c3026780 r7:00000004 r6:b6ddb000 r5:c5db1e00 r4:c0c2d4e8 # [ 99.311050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.318891] r9:c07f4a6c r8:c46e9f60 r7:c2816000 r6:b6ddb000 r5:c5db1e00 r4:00000000 # [ 99.326646] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.333793] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c46e8000 r5:c5db1e00 # [ 99.341628] r4:c5db1e00 # [ 99.344174] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.351319] r9:c46e8000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000004 r4:00000004 # [ 99.359074] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.366649] Exception stack(0xc46e9fa8 to 0xc46e9ff0) # [ 99.371711] 9fa0: 00000004 00000004 00000001 b6ddb000 00000004 00000000 # [ 99.379899] 9fc0: 00000004 00000004 b6f22e00 00000004 00000001 00000000 00020000 be9d5a54 # [ 99.388085] 9fe0: 00000004 be9d5788 b6e9094f b6e16c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 99.862783] lkdtm: Performing direct entry WARNING # [ 99.867925] ------------[ cut here ]------------ # [ 99.875457] WARNING: CPU: 3 PID: 857 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 99.886669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 99.918376] CPU: 3 PID: 857 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 99.928841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.938232] Backtrace: # [ 99.943562] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.953980] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 99.962506] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.972680] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.982498] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 # [ 99.993106] [] (__warn) from [[ 100.570787] ------------[ cut here ]------------ ] (warn_slowpath_fmt+0x8c/0xa8) [ 100.578106] WARNING: CPU: 3 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 100.003448] r7:00000053 r6:[ 100.590138] Warning message trigger count: 2 c1acfca8 r5:00000000 r4:c5fa8000[ 100.597199] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.011978] [] (w[ 100.628903] CPU: 3 PID: 892 Comm: cat Tainted: G D W 5.10.131-cip13 #1 arn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [[ 100.648768] Backtrace: 100.022923] r9:c1acf5f0 r8:c15[ 100.654098] [] (dump_backtrace) from [] (show_stack+0x20/0x24) e7d40 r7:c5fa9f60 r6:00000008 r5:[ 100.664517] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 c5852000 r4:00000002 # [ 100.03[ 100.673046] [] (show_stack) from [] (dump_stack+0xe0/0x100) 3533] [] (lkdtm_WARNING[ 100.683217] [] (dump_stack) from [] (__warn+0xfc/0x16c) ) from [] (lkdtm_do_act[ 100.693036] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 ion+0x2c/0x4c) # [ 100.044309] [ 100.703643] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [] (lkdtm_do_action) fr[ 100.713983] r7:00000058 r6:c1acfca8 r5:c1acfcc4 r4:c6350000 om [] (direct_entry+0x1[ 100.722515] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 20/0x18c) # [ 100.052325] [] (direct_entry) from [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) f4ad0>] (full_proxy_write+0x64/0x[ 100.756234] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 94) # [ 100.063099] r9:c5fa9f6[ 100.767103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0 r8:c3026780 r7:00000008 r6:b6e1[ 100.777876] r9:c6351f60 r8:c3026780 r7:00000010 r6:b6e0e000 r5:c472c000 r4:c0c2d4e8 b000 r5:c5af1900 r4:c0c2d4e8 # [[ 100.788486] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 100.070854] [] (full_[ 100.799173] r9:c07f4a6c r8:c6351f60 r7:c2816000 r6:b6e0e000 r5:c472c000 r4:00000000 proxy_write) from [] (v[ 100.809781] [] (vfs_write) from [] (ksys_write+0x74/0xec) fs_write+0x10c/0x524) # [ 100.0[ 100.819777] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6350000 r5:c472c000 78693] r9:c07f4a6c r8:c5fa9f60 r[ 100.830464] r4:c472c000 7:c2816000 r6:b6e1b000 r5:c5af190[ 100.835868] [] (ksys_write) from [] (sys_write+0x18/0x1c) 0 r4:00000000 # [ 100.086443] [[ 100.845864] r9:c6350000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000010 r4:00000010 ] (vfs_write) from [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 59872c>] (ksys_write+0x74/0xec) [ 100.866899] Exception stack(0xc6351fa8 to 0xc6351ff0) # [ 100.093586] r10:00000004 r9[ 100.874818] 1fa0: 00000010 00000010 00000001 b6e0e000 00000010 00000000 :00000000 r8:00000000 r7:b6e1b000[ 100.885858] 1fc0: 00000010 00000010 b6f55e00 00000004 00000001 00000000 00020000 bead2a54 [ 100.896892] 1fe0: 00000004 bead2788 b6ec394f b6e49c66 r6:c5fa8000 r5:c5af1900 # [ 10[ 100.901982] irq event stamp: 0 0.101419] r4:c5af1900 # [ 100.[ 100.907898] hardirqs last enabled at (0): [<00000000>] 0x0 106820] [] (ksys_write)[ 100.916354] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c from [] (sys_write+0x1[ 100.926690] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 8/0x1c) # [ 100.113964] r9:c5f[ 100.937068] softirqs last disabled at (0): [<00000000>] 0x0 a8000 r8:c03002e4 r7:00000004 r6:[ 100.945508] ---[ end trace 482078f5ffea0c46 ]--- b6f62e00 r5:00000008 r4:00000008 # [ 100.121718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.132143] Exception stack(0xc5fa9fa8 to 0xc5fa9ff0) # [ 100.137203] 9fa0: 00000008 00000008 00000001 b6e1b000 00000008 00000000 # [ 100.145389] 9fc0: 00000008 00000008 b6f62e00 00000004 00000001 00000000 00020000 beefba54 # [ 100.153572] 9fe0: 00000004 beefb788 b6ed094f b6e56c66 # [ 100.158687] irq event stamp: 0 # [ 100.164574] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.173009] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 100.183376] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 100.193733] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.202162] ---[ end trace 482078f5ffea0c45 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 100.563197] lkdtm: Performing direct entry WARNING_MESSAGE # [ 100.570787] ------------[ cut here ]------------ # [ 100.578106] WARNING: CPU: 3 PID: 892 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 100.590138] Warning message trigger count: 2 # [ 100.597199] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.628903] CPU: 3 PID: 892 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 100.639379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.648768] Backtrace: # [ 100.654098] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.664517] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 100.673046] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.683217] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 100.693036] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 # [ 100.703643] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 100.713983] r7:00000058 r6:c1acfca8 r5:c1acfcc4 r4:c6350000 # [ 100.722515] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 100.734153] r9:c1acf5f8 r8:c15e7d40 r7:c6351f60 r6:00000010 r5:c5b65000 r4:00000003 # [ 100.744762] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.756234] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.767103] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.777876] r9:c6351f60 r8:c3026780 r7:00000010 r6:b6e0e000 r5:c472c000 r4:c0c2d4e8 # [ 100.788486] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.799173] r9:c07f4a6c r8:c6351f60 r7:c2816000 r6:b6e0e000 r5:c472c000 r4:00000000 # [ 100.809781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.819777] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6350000 r5:c472c000 # [ 100.830464] r4:c472c000 # [ 100.835868] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.845864] r9:c6350000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000010 r4:00000010 # [ 100.856473] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.866899] Exception stack(0xc6351fa8 to 0xc6351ff0) # [ 100.874818] 1fa0: 00000010 00000010 00000001 b6e0e000 00000010 00000000 # [ 100.885858] 1fc0: 00000010 00000010 b6f55e00 00000004 00000001 00000000 00020000 bead2a54 # [ 100.896892] 1fe0: 00000004 bead2788 b6ec394f b6e49c66 # [ 100.901982] i[ 101.287223] lkdtm: Performing direct entry EXCEPTION rq event stamp: 0 # [ 100.90789[ 101.294684] 8<--- cut here --- 8] hardirqs last enabled at (0):[ 101.300437] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [<00000000>] 0x0 # [ 100.91635[ 101.311453] pgd = 01b21c09 4] hardirqs last disabled at (0):[ 101.317056] [00000000] *pgd=00000000 [] copy_process+0x5c8/[ 101.323447] Internal error: Oops: 805 [#2] SMP ARM 0x194c # [ 100.926690] softirqs[ 101.331051] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 last enabled at [( 0 )10:1 .[3<2755] CPU: 3 PID: 924 Comm: cat Tainted: G D W 5.10.131-cip13 #1 c0353ce0>[] c1o0p1y._3p7r2o4c8e] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ss+0x5c8/0x194c # [ 100.937068] 101.380766] PC is at lkdtm_EXCEPTION+0x18/0x20 softirqs last [d i s1a0b1l.e3d8 975] LR is at lkdtm_do_action+0x2c/0x4c at (0): [<0[0 0 010010.0309>4]4 11] pc : [] lr : [] psr: a00e0013 x0 # [ 1[0 0 .190415.540082]4 98] sp : c6383e58 ip : c6383e68 fp : c6383e64 --[ end [t r a1c0e1 .448029057483] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 5ffea0c46[ ] -1-01-.4 1#6 5W0A3] r7 : c6383f60 r6 : 0000000a r5 : c61c4000 r4 : 00000004 NING_MESS[A G E1:0 1s.a4w2 4'7m6e] r3 : 00000000 r2 : 8b504826 r1 : ef7c05e0 r0 : c15e7d60 ssage trigger':[ o k10 1o.k4 34029] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none selftests: [l k d1t0m1:. 4W4A2R157] Control: 10c5387d Table: 1641404a DAC: 00000051 ING_MESSAGE.s[h 1#0 1s.e44l9f811] Process cat (pid: 924, stack limit = 0xa2d99508) ests: lkdtm:[ E X1C0E1P.T4I5O7N379] Stack: (0xc6383e58 to 0xc6384000) sh [ 101.463644] 3e40: c6383e74 c6383e68 [ 101.472170] 3e60: c0c2d108 c0c2d738 c6383e9c c6383e78 c0c2d608 c0c2d0e8 c0c2d4e8 c472c140 [ 101.480356] 3e80: b6e0a000 0000000a c3026780 c6383f60 c6383ec4 c6383ea0 c07f4ad0 c0c2d4f4 [ 101.488544] 3ea0: 00000000 c472c140 b6e0a000 c2816000 c6383f60 c07f4a6c c6383f5c c6383ec8 [ 101.496731] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6382000 [ 101.504915] 3ee0: b6e0a000 00020000 00000004 0000000a 0001fff6 c6383ee0 00000001 b6e09000 [ 101.513100] 3f00: c5bea780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.521286] 3f20: 00000000 00000000 c139e998 8b504826 c205ca20 c472c140 c472c140 c6382000 [ 101.529470] 3f40: b6e0a000 00000000 00000000 00000004 c6383f94 c6383f60 c059872c c0598098 [ 101.537657] 3f60: 00000000 00000000 c6383fac 8b504826 0000000a 0000000a b6f51e00 00000004 [ 101.545843] 3f80: c03002e4 c6382000 c6383fa4 c6383f98 c05987bc c05986c4 00000000 c6383fa8 [ 101.554029] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e0a000 0000000a 00000000 [ 101.562217] 3fc0: 0000000a 0000000a b6f51e00 00000004 00000001 00000000 00020000 be8cda54 [ 101.570403] 3fe0: 00000004 be8cd788 b6ebf94f b6e45c66 800e0030 00000001 00000000 00000000 [ 101.578583] Backtrace: [ 101.581051] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.589153] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.597172] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.605099] r9:c6383f60 r8:c3026780 r7:0000000a r6:b6e0a000 r5:c472c140 r4:c0c2d4e8 [ 101.612856] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.620695] r9:c07f4a6c r8:c6383f60 r7:c2816000 r6:b6e0a000 r5:c472c140 r4:00000000 [ 101.628448] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.635592] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c6382000 r5:c472c140 [ 101.643425] r4:c472c140 [ 101.645969] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.653112] r9:c6382000 r8:c03002e4 r7:00000004 r6:b6f51e00 r5:0000000a r4:0000000a [ 101.660867] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.668441] Exception stack(0xc6383fa8 to 0xc6383ff0) [ 101.673502] 3fa0: 0000000a 0000000a 00000001 b6e0a000 0000000a 00000000 [ 101.681687] 3fc0: 0000000a 0000000a b6f51e00 00000004 00000001 00000000 00020000 be8cda54 [ 101.689869] 3fe0: 00000004 be8cd788 b6ebf94f b6e45c66 [ 101.694931] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 101.701098] ---[ end trace 482078f5ffea0c47 ]--- # Segmentation fault # [ 101.287223] lkdtm: Performing direct entry EXCEPTION # [ 101.294684] 8<--- cut here --- # [ 101.300437] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 101.311453] pgd = 01b21c09 # [ 101.317056] [00000000] *pgd=00000000 # [ 101.323447] Internal error: Oops: 805 [#2] SMP ARM # [ 101.331051] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.362755] CPU: 3 PID: 924 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 101.372488] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.380766] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 101.387975] LR is at lkdtm_do_action+0x2c/0x4c # [ 101.394411] pc : [] lr : [] psr: a00e0013 # [ 101.402498] sp : c6383e58 ip : c6383e68 fp : c6383e64 # [ 101.409543] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 # [ 101.416503] r7 : c6383f60 r6 : 0000000a r5 : c61c4000 r4 : 00000004 # [ 101.424765] r3 : 00000000 r2 : 8b504826 r1 : ef7c05e0 r0 : c15e7d60 # [ 101.433029] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.442157] Control: 10c5387d Table: 1641404a DAC: 00000051 # [ 101.449811] Process cat (pid: 924, stack limit = 0xa2d99508) # [ 101.457379] Stack: (0xc6383e58 to 0xc6384000) # [ 101.463644] 3e40: c6383e74 c6383e68 # [ 101.472170] 3e60: c0c2d108 c0c2d738 c6383e9c c6383e78 c0c2d608 c0c2d0e8 c0c2d4e8 c472c140 # [ 101.480356] 3e80: b6e0a000 0000000a c3026780 c6383f60 c6383ec4 c6383ea0 c07f4ad0 c0c2d4f4 # [ 101.488544] 3ea0: 00000000 c472c140 b6e0a000 c2816000 c6383f60 c07f4a6c c6383f5c c6383ec8 # [ 101.496731] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6382000 # [ 101.504915] 3ee0: b6e0a000 00020000 00000004 0000000a 0001fff6 c6383ee0 00000001 b6e09000 # [ 101.513100] 3f00: c5bea780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.521286] 3f20: 00000000 00000000 c139e998 8b504826 c205ca20 c472c140 c472c140 c6382000 # [ 101.529470] 3f40: b6e0a000 00000000 00000000 00000004 c6383f94 c6383f60 c059872c c0598098 # [ 101.537657] 3f60: 00000000 00000000 c6383fac 8b504826 0000000a 0000000a b6f51e00 00000004 # [ 101.545843] 3f80: c03002e4 c6382000 c6383fa4 c6383f98 c05987bc c05986c4 00000000 c6383fa8 # [ 101.554029] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e0a000 0000000a 00000000 # [ 101.562217] 3fc0: 0000000a 0000000a b6f51e00 00000004 00000001 00000000 00020000 be8cda54 # [ 101.570403] 3fe0: 00000004 be8cd788 b6ebf94f b6e45c66 800e0030 00000001 00000000 00000000 # [ 101.578583] Backtrace: # [ 101.581051] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.589153] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.597172] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.605099] r9:c6383f60 r8:c3026780 r7:0000000a r6:b6e0a000 r5:c472c140 r4:c0c2d4e8 # [ 101.612856] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.620695] r9:c07f4a6c r8:c6383f60 r7:c2816000 r6:b6e0a000 r5:c472c140 r4:00000000 # [ 101.628448] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.635592] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c6382000 r5:c472c140 # [ 101.643425] r4:c472c140 # [ 101.645969] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.653112] r9:c6382000 r8:c03002e4 r7:00000004 r6:b6f51e00 r5:0000000a r4:0000000a # [ 101.660867] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.668441] Exception stack(0xc6383fa8 to 0xc6383ff0) # [ 101.673502] 3fa0: 0000000a 0000000a 00000001 b6e0a000 0000000a 00000000 # [ 101.681687] 3fc0: 0000000a 0000000a b6f51e00 00000004 00000001 00000000 00020000 be8cda54 # [ 101.689869] 3fe0: 00000004 be8cd788 b6ebf94f b6e45c66 # [ 101.694931] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 101.701098] ---[ end trace 482078f5ffea0c47 ]--- # 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 [ 102.910356] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 102.916114] lkdtm: attempting good list addition [ 102.920772] lkdtm: attempting corrupted list addition [ 102.925906] lkdtm: list_add() corruption not detected! # [ 102.910356] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 102.916114] lkdtm: attempting good list addition # [ 102.920772] lkdtm: attempting corrupted list addition # [ 102.925906] 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 [ 103.280047] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 103.285876] lkdtm: attempting good list removal [ 103.290447] lkdtm: attempting corrupted list removal [ 103.295486] lkdtm: list_del() corruption not detected! # [ 103.280047] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 103.285876] lkdtm: attempting good list removal # [ 103.290447] lkdtm: attempting corrupted list removal # [ 103.295486] 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 [ 103.619313] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 103.625664] lkdtm: attempting bad read from page below current stack [ 103.632030] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 103.619313] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 103.625664] lkdtm: attempting bad read from page below current stack # [ 103.632030] 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 [ 103.971373] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 103.977900] lkdtm: attempting bad read from page above current stack [ 103.984353] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 103.971373] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 103.977900] lkdtm: attempting bad read from page above current stack # [ 103.984353] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 104.327369] lkdtm: Performing direct entry UNSET_SMEP [ 104.332446] lkdtm: XFAIL: this test is x86_64-only # [ 104.327369] lkdtm: Performing direct entry UNSET_SMEP # [ 104.332446] 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 [ 104.660638] lkdtm: Performing direct entry DOUBLE_FAULT [ 104.665976] lkdtm: XFAIL: this test is ia32-only # [ 104.660638] lkdtm: Performing direct entry DOUBLE_FAULT # [ 104.665976] 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 [ 104.999505] lkdtm: Performing direct entry CORRUPT_PAC [ 105.004886] lkdtm: XFAIL: this test is arm64-only # [ 104.999505] lkdtm: Performing direct entry CORRUPT_PAC # [ 105.004886] 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 [ 105.347795] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 105.354433] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 105.347795] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 105.354433] 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 [ 106.078296] lkdtm: Performing direct entry READ_AFTER_FREE [ 106.083856] lkdtm: Value in memory before free: 12345678 [ 106.089187] lkdtm: Attempting bad read from freed memory [ 106.094647] lkdtm: Memory was not poisoned # [ 106.078296] lkdtm: Performing direct entry READ_AFTER_FREE # [ 106.083856] lkdtm: Value in memory before free: 12345678 # [ 106.089187] lkdtm: Attempting bad read from freed memory # [ 106.094647] 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 [ 106.610600] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 106.616715] lkdtm: Value in memory before free: 12345678 [ 106.622043] lkdtm: Attempting to read from freed memory [ 106.627362] lkdtm: Buddy page was not poisoned # [ 106.610600] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 106.616715] lkdtm: Value in memory before free: 12345678 # [ 106.622043] lkdtm: Attempting to read from freed memory # [ 106.627362] 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 [ 106.951744] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 106.957519] lkdtm: Attempting double slab free ... # [ 106.951744] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 106.957519] 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 [ 107.281738] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 107.287503] lkdtm: Attempting cross-cache slab free ... # [ 107.281738] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 107.287503] 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 [ 107.616512] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 107.621939] lkdtm: Attempting non-Slab slab free ... # [ 107.616512] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 107.621939] 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 [ 108.710780] lkdtm: Performing direct entry EXEC_DATA [ 108.715858] lkdtm: attempting ok execution at c0c2de78 [ 108.721014] lkdtm: attempting bad execution at c26f774c [ 108.726399] 8<--- cut here --- [ 108.729486] Unable to handle kernel paging request at virtual address c26f774c [ 108.736728] pgd = c22e52bc [ 108.739449] [c26f774c] *pgd=1261141e(bad) [ 108.743485] Internal error: Oops: 8000000d [#3] SMP ARM [ 108.748718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 108.777727] CPU: 3 PID: 1767 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 108.785476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.792022] PC is at data_area+0x0/0x40 [ 108.795869] LR is at execute_location+0xa4/0xb4 [ 108.800405] pc : [] lr : [] psr: 600e0013 [ 108.806677] sp : c6275e38 ip : c6275d40 fp : c6275e54 [ 108.811908] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 [ 108.817138] r7 : c6275f60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 [ 108.823669] r3 : c57cb310 r2 : c57cb310 r1 : ef7c05e0 r0 : 0000002b [ 108.830203] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.837345] Control: 10c5387d Table: 1669c04a DAC: 00000051 [ 108.843097] Process cat (pid: 1767, stack limit = 0x016789c7) [ 108.848849] Stack: (0xc6275e38 to 0xc6276000) [ 108.853215] 5e20: 0000001f c5ab0000 [ 108.861401] 5e40: 0000000a c6275f60 c6275e64 c6275e58 c138937c c1389178 c6275e74 c6275e68 [ 108.869587] 5e60: c0c2d108 c1389364 c6275e9c c6275e78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f57c0 [ 108.877774] 5e80: b6e7a000 0000000a c3026780 c6275f60 c6275ec4 c6275ea0 c07f4ad0 c0c2d4f4 [ 108.885960] 5ea0: 00000000 c61f57c0 b6e7a000 c2816000 c6275f60 c07f4a6c c6275f5c c6275ec8 [ 108.894145] 5ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6274000 [ 108.902330] 5ee0: b6e7a000 00020000 00000004 0000000a 0001fff6 c6275ee0 00000001 b6e79000 [ 108.910515] 5f00: c5bea140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.918701] 5f20: 00000000 00000000 c139e998 c57cb310 c205ca20 c61f57c0 c61f57c0 c6274000 [ 108.926886] 5f40: b6e7a000 00000000 00000000 00000004 c6275f94 c6275f60 c059872c c0598098 [ 108.935070] 5f60: 00000000 00000000 c6275fac c57cb310 0000000a 0000000a b6fc1e00 00000004 [ 108.943256] 5f80: c03002e4 c6274000 c6275fa4 c6275f98 c05987bc c05986c4 00000000 c6275fa8 [ 108.951441] 5fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7a000 0000000a 00000000 [ 108.959628] 5fc0: 0000000a 0000000a b6fc1e00 00000004 00000001 00000000 00020000 bede3a54 [ 108.967813] 5fe0: 00000004 bede3788 b6f2f94f b6eb5c66 800e0030 00000001 00000000 00000000 [ 108.975992] Backtrace: [ 108.978457] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 108.986643] r7:c6275f60 r6:0000000a r5:c5ab0000 r4:0000001f [ 108.992317] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.000419] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.008440] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.016366] r9:c6275f60 r8:c3026780 r7:0000000a r6:b6e7a000 r5:c61f57c0 r4:c0c2d4e8 [ 109.024122] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.031961] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e7a000 r5:c61f57c0 r4:00000000 [ 109.039716] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.046862] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c6274000 r5:c61f57c0 [ 109.054696] r4:c61f57c0 [ 109.057239] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.064383] r9:c6274000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:0000000a r4:0000000a [ 109.072139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.079714] Exception stack(0xc6275fa8 to 0xc6275ff0) [ 109.084772] 5fa0: 0000000a 0000000a 00000001 b6e7a000 0000000a 00000000 [ 109.092958] 5fc0: 0000000a 0000000a b6fc1e00 00000004 00000001 00000000 00020000 bede3a54 [ 109.101142] 5fe0: 00000004 bede3788 b6f2f94f b6eb5c66 [ 109.106203] Code: 00000000 c2fd5900 c2fd59c0 c2fd5a80 (e1a0c00d) [ 109.112307] ---[ end trace 482078f5ffea0c48 ]--- # Segmentation fault # [ 108.710780] lkdtm: Performing direct entry EXEC_DATA # [ 108.715858] lkdtm: attempting ok execution at c0c2de78 # [ 108.721014] lkdtm: attempting bad execution at c26f774c # [ 108.726399] 8<--- cut here --- # [ 108.729486] Unable to handle kernel paging request at virtual address c26f774c # [ 108.736728] pgd = c22e52bc # [ 108.739449] [c26f774c] *pgd=1261141e(bad) # [ 108.743485] Internal error: Oops: 8000000d [#3] SMP ARM # [ 108.748718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.777727] CPU: 3 PID: 1767 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 108.785476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.792022] PC is at data_area+0x0/0x40 # [ 108.795869] LR is at execute_location+0xa4/0xb4 # [ 108.800405] pc : [] lr : [] psr: 600e0013 # [ 108.806677] sp : c6275e38 ip : c6275d40 fp : c6275e54 # [ 108.811908] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 # [ 108.817138] r7 : c6275f60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 # [ 108.823669] r3 : c57cb310 r2 : c57cb310 r1 : ef7c05e0 r0 : 0000002b # [ 108.830203] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.837345] Control: 10c5387d Table: 1669c04a DAC: 00000051 # [ 108.843097] Process cat (pid: 1767, stack limit = 0x016789c7) # [ 108.848849] Stack: (0xc6275e38 to 0xc6276000) # [ 108.853215] 5e20: 0000001f c5ab0000 # [ 108.861401] 5e40: 0000000a c6275f60 c6275e64 c6275e58 c138937c c1389178 c6275e74 c6275e68 # [ 108.869587] 5e60: c0c2d108 c1389364 c6275e9c c6275e78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f57c0 # [ 108.877774] 5e80: b6e7a000 0000000a c3026780 c6275f60 c6275ec4 c6275ea0 c07f4ad0 c0c2d4f4 # [ 108.885960] 5ea0: 00000000 c61f57c0 b6e7a000 c2816000 c6275f60 c07f4a6c c6275f5c c6275ec8 # [ 108.894145] 5ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6274000 # [ 108.902330] 5ee0: b6e7a000 00020000 00000004 0000000a 0001fff6 c6275ee0 00000001 b6e79000 # [ 108.910515] 5f00: c5bea140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.918701] 5f20: 00000000 00000000 c139e998 c57cb310 c205ca20 c61f57c0 c61f57c0 c6274000 # [ 108.926886] 5f40: b6e7a000 00000000 00000000 00000004 c6275f94 c6275f60 c059872c c0598098 # [ 108.935070] 5f60: 00000000 00000000 c6275fac c57cb310 0000000a 0000000a b6fc1e00 00000004 # [ 108.943256] 5f80: c03002e4 c6274000 c6275fa4 c6275f98 c05987bc c05986c4 00000000 c6275fa8 # [ 108.951441] 5fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e7a000 0000000a 00000000 # [ 108.959628] 5fc0: 0000000a 0000000a b6fc1e00 00000004 00000001 00000000 00020000 bede3a54 # [ 108.967813] 5fe0: 00000004 bede3788 b6f2f94f b6eb5c66 800e0030 00000001 00000000 00000000 # [ 108.975992] Backtrace: # [ 108.978457] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 108.986643] r7:c6275f60 r6:0000000a r5:c5ab0000 r4:0000001f # [ 108.992317] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.000419] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.008440] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.016366] r9:c6275f60 r8:c3026780 r7:0000000a r6:b6e7a000 r5:c61f57c0 r4:c0c2d4e8 # [ 109.024122] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.031961] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e7a000 r5:c61f57c0 r4:00000000 # [ 109.039716] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.046862] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c6274000 r5:c61f57c0 # [ 109.054696] r4:c61f57c0 # [ 109.057239] [] (ksys_write) from [] (sys_write+0x18/0x1c)[ 109.559367] lkdtm: Performing direct entry EXEC_STACK # [ 109.064383] r9:c6274000 r[ 109.565667] lkdtm: attempting ok execution at c0c2de78 8:c03002e4 r7:00000004 r6:b6fc1e0[ 109.573663] lkdtm: attempting bad execution at c6387e0c 0 r5:0000000a r4:0000000a # [ 1[ 109.581734] 8<--- cut here --- 09.072139] [[< c 0150998.75a847>620] Unable to handle kernel paging request at virtual address c6387e0c (sys_writ[e ) 1f0r9o.m5 9[6<7c53] pgd = ee28840e 3000c0>] (ret_fast_syscall+0x[0 /109.601283] [c6387e0c] *pgd=1621141e(bad) 0x28) # [ 109.07[9 7 1140]9 .E607900] Internal error: Oops: 8000000d [#4] SMP ARM ception stack(0xc6275fa8 to 0xc62[ 109.615291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 75ff0) # [ 109.0[8 4 717092.]6 6994] CPU: 3 PID: 1843 Comm: cat Tainted: G D W 5.10.131-cip13 #1 5fa0: [ 1 0 9 . 6 5 6 8 1 2 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000a 00000[0 0 a1 0090.0664993] PC is at 0xc6387e0c 0001 b6e7a000 0000000a [0 0 01000.670307] LR is at execute_location+0xa4/0xb4 000 # [ 10[9 . 0190299.56787]1 3] pc : [] lr : [] psr: 600e0013 5fc0: 0[0 0 0100090.a6 8050205080 sp : c6387de8 ip : 00000027 fp : c6387e04 00a b6fc1e[0 0 100090.06090201433] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 00000001 [0 0 0100090.0609 901708] r7 : c6387f60 r6 : 00000001 r5 : c6387e0c r4 : c0c2de78 20000 be[d e 31a0594.7 0#7 4[4 0] r3 : 312460f5 r2 : 312460f5 r1 : ef7c05e4 r0 : 0000002b 109.101142][ 5 f1e009:. 701050705] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0004 bede3[7 8 81 0b96.f722f46964] Control: 10c5387d Table: 1659c04a DAC: 00000051 f b6eb5c66 [# [1 0 91.0793.21140] Process cat (pid: 1843, stack limit = 0x3bfd1a53) 6203] Code:[ 0 0100090.070309 7c5] Stack: (0xc6387de8 to 0xc6388000) 2fd5900 c2fd59c0 [c 2 f1d059a.8705976] 7de0: c6386000 c5ab0000 0000000b c6387f60 c6387e64 c6387e08 (e1a0c00d) # [[ 110099..1756234] 7e00: c13893b8 c1389178 c6387e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 2307] ---[ end [t r a1c0e9 .47862491] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 078f5ffea0c48 ]-[- - 1 0#9 .E7X76663] 7e40: e3a02040 e3a01d33 e5930018 312460f5 0000000b 00000020 c6387e74 c6387e68 C_DATA: missing [' c a1l0l9 .t7r86921] 7e60: c0c2d108 c138938c c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f5040 ce:': [FAIL] not[ o k1 093.07 97180] 7e80: b6e5b000 0000000b c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 elftests: lkdtm: [E X E1C0_9D.A8T7438] 7ea0: 00000000 c61f5040 b6e5b000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 A.sh # exit=1 # se[l f t1e0s9t.s17697] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6386000 : lkdtm: EXEC[_ S T1A0C9K..8s2h839] 7ee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c6387ee0 00000001 b6e5a000 [ 109.838124] 7f00: c472d040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.846387] 7f20: 00000000 00000000 c139e998 312460f5 c205ca20 c61f5040 c61f5040 c6386000 [ 109.854571] 7f40: b6e5b000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 [ 109.862756] 7f60: 00000000 00000000 c6387fac 312460f5 0000000b 0000000b b6fa2e00 00000004 [ 109.870940] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 [ 109.879124] 7fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 [ 109.887311] 7fc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 be91ea54 [ 109.895495] 7fe0: 00000004 be91e788 b6f1094f b6e96c66 800e0030 00000001 00000000 00000000 [ 109.903675] Backtrace: [ 109.906141] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 109.914414] r7:c6387f60 r6:0000000b r5:c5ab0000 r4:c6386000 [ 109.920088] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.928268] r4:00000020 [ 109.930812] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.938830] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.946756] r9:c6387f60 r8:c3026780 r7:0000000b r6:b6e5b000 r5:c61f5040 r4:c0c2d4e8 [ 109.954514] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.962353] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6e5b000 r5:c61f5040 r4:00000000 [ 109.970105] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.977248] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6386000 r5:c61f5040 [ 109.985083] r4:c61f5040 [ 109.987627] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.994771] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000b r4:0000000b [ 110.002526] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.010101] Exception stack(0xc6387fa8 to 0xc6387ff0) [ 110.015160] 7fa0: 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 [ 110.023345] 7fc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 be91ea54 [ 110.031527] 7fe0: 00000004 be91e788 b6f1094f b6e96c66 [ 110.036589] Code: c6387e08 c13893b8 c1389178 c6387e6c (e1a0c00d) [ 110.042694] ---[ end trace 482078f5ffea0c49 ]--- # Segmentation fault # [ 109.559367] lkdtm: Performing direct entry EXEC_STACK # [ 109.565667] lkdtm: attempting ok execution at c0c2de78 # [ 109.573663] lkdtm: attempting bad execution at c6387e0c # [ 109.581734] 8<--- cut here --- # [ 109.587620] Unable to handle kernel paging request at virtual address c6387e0c # [ 109.596753] pgd = ee28840e # [ 109.601283] [c6387e0c] *pgd=1621141e(bad) # [ 109.607900] Internal error: Oops: 8000000d [#4] SMP ARM # [ 109.615291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.646994] CPU: 3 PID: 1843 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 109.656812] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.664993] PC is at 0xc6387e0c # [ 109.670307] LR is at execute_location+0xa4/0xb4 # [ 109.677173] pc : [] lr : [] psr: 600e0013 # [ 109.685258] sp : c6387de8 ip : 00000027 fp : c6387e04 # [ 109.692133] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 # [ 109.699178] r7 : c6387f60 r6 : 00000001 r5 : c6387e0c r4 : c0c2de78 # [ 109.707440] r3 : 312460f5 r2 : 312460f5 r1 : ef7c05e4 r0 : 0000002b # [ 109.715705] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.724660] Control: 10c5387d Table: 1659c04a DAC: 00000051 # [ 109.732140] Process cat (pid: 1843, stack limit = 0x3bfd1a53) # [ 109.739795] Stack: (0xc6387de8 to 0xc6388000) # [ 109.745976] 7de0: c6386000 c5ab0000 0000000b c6387f60 c6387e64 c6387e08 # [ 109.756234] 7e00: c13893b8 c1389178 c6387e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 109.766491] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 # [ 109.776663] 7e40: e3a02040 e3a01d33 e5930018 312460f5 0000000b 00000020 c6387e74 c6387e68 # [ 109.786921] 7e60: c0c2d108 c138938c c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f5040 # [ 109.797180] 7e80: b6e5b000 0000000b c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 # [ 109.807438] 7ea0: 00000000 c61f5040 b6e5b000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 # [ 109.817697] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6386000 # [ 109.828039] 7ee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c6387ee0 00000001 b6e5a000 # [ 109.838124] 7f00: c472d040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.846387] 7f20: 00000000 00000000 c139e998 312460f5 c205ca20 c61f5040 c61f5040 c6386000 # [ 109.854571] 7f40: b6e5b000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 # [ 109.862756] 7f60: 00000000 00000000 c6387fac 312460f5 0000000b 0000000b b6fa2e00 00000004 # [ 109.870940] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 # [ 109.879124] 7fa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 # [ 109.887311] 7fc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 be91ea54 # [ 109.895495] 7fe0: 00000004 be91e788 b6f1094f b6e96c66 800e0030 00000001 00000000 00000000 # [ 109.903675] Backtrace: # [ 109.906141] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 109.914414] r7:c6387f60 r6:0000000b r5:c5ab0000 r4:c6386000 # [ 109.920088] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.928268] r4:00000020 # [ 109.930812] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.938830] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.946756] r9:c6387f60 r8:c3026780 r7:0000000b r6:b6e5b000 r5:c61f5040 r4:c0c2d4e8 # [ 109.954514] [] (full_proxy_write) from [] (vfs_write+0x[ 110.469198] lkdtm: Performing direct entry EXEC_KMALLOC 10c/0x524) # [ 109.962353] r9:[ 110.476273] lkdtm: attempting ok execution at c0c2de78 c07f4a6c r8:c6387f60 r7:c2816000 [ 110.484131] lkdtm: attempting bad execution at c5853540 r6:b6e5b000 r5:c61f5040 r4:000000[ 110.492221] 8<--- cut here --- [ 110.498107] Unable to handle kernel paging request at virtual address c5853540 [ 110.505352] pgd = 20910992 [ 110.508082] [c5853540] *pgd=1581141e(bad) [ 110.512146] Internal error: Oops: 8000000d [#5] SMP ARM [ 110.517395] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 110.546670] CPU: 0 PID: 1922 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 110.554434] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 110.560989] PC is at 0xc5853540 [ 110.564166] LR is at execute_location+0xa4/0xb4 [ 110.568721] pc : [] lr : [] psr: 600e0013 [ 110.575009] sp : c6387e30 ip : 00000027 fp : c6387e4c [ 110.580254] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 [ 110.585500] r7 : c6387f60 r6 : 00000001 r5 : c5853540 r4 : c0c2de78 [ 110.592049] r3 : bab56cf7 r2 : bab56cf7 r1 : ef7815e4 r0 : 0000002b [ 110.598603] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 110.605760] Control: 10c5387d Table: 147d004a DAC: 00000051 [ 110.611530] Process cat (pid: 1922, stack limit = 0x3bfd1a53) [ 110.617299] Stack: (0xc6387e30 to 0xc6388000) [ 110.621687] 7e20: c5853540 c6639000 0000000d c6387f60 [ 110.629897] 7e40: c6387e64 c6387e50 c0c2dec8 c1389178 00000021 c6639000 c6387e74 c6387e68 [ 110.638107] 7e60: c0c2d108 c0c2de9c c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c472c000 [ 110.646316] 7e80: b6e74000 0000000d c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 [ 110.654527] 7ea0: 00000000 c472c000 b6e74000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 [ 110.662735] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6386000 [ 110.670942] 7ee0: b6e74000 00020000 00000004 0000000d 0001fff3 c6387ee0 00000001 b6e73000 [ 110.679149] 7f00: c6268500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.687358] 7f20: 00000000 00000000 c139e998 bab56cf7 c205ca20 c472c000 c472c000 c6386000 [ 110.695565] 7f40: b6e74000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 [ 110.703772] 7f60: 00000000 00000000 c6387fac bab56cf7 0000000d 0000000d b6fbbe00 00000004 [ 110.711980] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 [ 110.720187] 7fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e74000 0000000d 00000000 [ 110.728395] 7fc0: 0000000d 0000000d b6fbbe00 00000004 00000001 00000000 00020000 be929a54 [ 110.736603] 7fe0: 00000004 be929788 b6f2994f b6eafc66 800e0030 00000001 00000000 00000000 [ 110.744796] Backtrace: [ 110.747309] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 110.755778] r7:c6387f60 r6:0000000d r5:c6639000 r4:c5853540 [ 110.761479] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.769854] r5:c6639000 r4:00000021 [ 110.773466] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.781511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.789461] r9:c6387f60 r8:c3026780 r7:0000000d r6:b6e74000 r5:c472c000 r4:c0c2d4e8 [ 110.797243] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.805104] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6e74000 r5:c472c000 r4:00000000 [ 110.812881] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.820048] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c6386000 r5:c472c000 [ 110.827897] r4:c472c000 [ 110.830464] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.837630] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fbbe00 r5:0000000d r4:0000000d [ 110.845409] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.853000] Exception stack(0xc6387fa8 to 0xc6387ff0) [ 110.858081] 7fa0: 0000000d 0000000d 00000001 b6e74000 0000000d 00000000 [ 110.866290] 7fc0: 0000000d 0000000d b6fbbe00 00000004 00000001 00000000 00020000 be929a54 [ 110.874492] 7fe0: 00000004 be929788 b6f2994f b6eafc66 [ 110.879576] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) [ 110.885702] ---[ end trace 482078f5ffea0c4a ]--- 00 # [ 109.970105] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.977248] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6386000 r5:c61f5040 # [ 109.985083] r4:c61f5040 # [ 109.987627] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.994771] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000b r4:0000000b # [ 110.002526] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.010101] Exception stack(0xc6387fa8 to 0xc6387ff0) # [ 110.015160] 7fa0: 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000 # [ 110.023345] 7fc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 be91ea54 # [ 110.031527] 7fe0: 00000004 be91e788 b6f1094f b6e96c66 # [ 110.036589] Code: c6387e08 c13893b8 c1389178 c6387e6c (e1a0c00d) # [ 110.042694] ---[ end trace 482078f5ffea0c49 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh # Segmentation fault # [ 110.469198] lkdtm: Performing direct entry EXEC_KMALLOC # [ 110.476273] lkdtm: attempting ok execution at c0c2de78 # [ 110.484131] lkdtm: attempting bad execution at c5853540 # [ 110.492221] 8<--- cut here --- # [ 110.498107] Unable to handle kernel paging request at virtual address c5853540 # [ 110.505352] pgd = 20910992 # [ 110.508082] [c5853540] *pgd=1581141e(bad) # [ 110.512146] Internal error: Oops: 8000000d [#5] SMP ARM # [ 110.517395] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.546670] CPU: 0 PID: 1922 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 110.554434] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.560989] PC is at 0xc5853540 # [ 110.564166] LR is at execute_location+0xa4/0xb4 # [ 110.568721] pc : [] lr : [] psr: 600e0013 # [ 110.575009] sp : c6387e30 ip : 00000027 fp : c6387e4c # [ 110.580254] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 # [ 110.585500] r7 : c6387f60 r6 : 00000001 r5 : c5853540 r4 : c0c2de78 # [ 110.592049] r3 : bab56cf7 r2 : bab56cf7 r1 : ef7815e4 r0 : 0000002b # [ 110.598603] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.605760] Control: 10c5387d Table: 147d004a DAC: 00000051 # [ 110.611530] Process cat (pid: 1922, stack limit = 0x3bfd1a53) # [ 110.617299] Stack: (0xc6387e30 to 0xc6388000) # [ 110.621687] 7e20: c5853540 c6639000 0000000d c6387f60 # [ 110.629897] 7e40: c6387e64 c6387e50 c0c2dec8 c1389178 00000021 c6639000 c6387e74 c6387e68 # [ 110.638107] 7e60: c0c2d108 c0c2de9c c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c472c000 # [ 110.646316] 7e80: b6e74000 0000000d c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 # [ 110.654527] 7ea0: 00000000 c472c000 b6e74000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 # [ 110.662735] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6386000 # [ 110.670942] 7ee0: b6e74000 00020000 00000004 0000000d 0001fff3 c6387ee0 00000001 b6e73000 # [ 110.679149] 7f00: c6268500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.687358] 7f20: 00000000 00000000 c139e998 bab56cf7 c205ca20 c472c000 c472c000 c6386000 # [ 110.695565] 7f40: b6e74000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 # [ 110.703772] 7f60: 00000000 00000000 c6387fac bab56cf7 0000000d 0000000d b6fbbe00 00000004 # [ 110.711980] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 # [ 110.720187] 7fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e74000 0000000d 00000000 # [ 110.728395] 7fc0: 0000000d 0000000d b6fbbe00 00000004 00000001 00000000 00020000 be929a54 # [ 110.736603] 7fe0: 00000004 be929788 b6f2994f b6eafc66 800e0030 00000001 00000000 00000000 # [ 110.744796] Backtrace: # [ 110.747309] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 110.755778] r7:c6387f60 r6:0000000d r5:c6639000 r4:c5853540 # [ 110.761479] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.769854] r5:c6639000 r4:00000021 # [ 110.773466] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.781511] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.789461] r9:c6387f60 r8:c3026780 r[ 111.302121] lkdtm: Performing direct entry EXEC_VMALLOC 7:0000000d r6:b6e74000 r5:c472c00[ 111.307680] lkdtm: attempting ok execution at c0c2de78 0 r4:c0c2d4e8 # [ 110.797243] [[ 111.315771] lkdtm: attempting bad execution at f096c000 ] (full_proxy_write) fr[ 111.323741] 8<--- cut here --- om [] (vfs_write+0x10c/[ 111.329627] Unable to handle kernel paging request at virtual address f096c000 0x524) # [ 110.805104] r9:c07f[ 111.339755] pgd = 7dde98c8 4a6c r8:c6387f60 r7:c2816000 r6:b[ 111.345307] [f096c000] *pgd=1294b811, *pte=4909f65f, *ppte=4909f45f 6e74000 r5:c472c000 r4:00000000 [ 111.354462] Internal error: Oops: 8000000f [#6] SMP ARM # [ 110.812881] [] (vf[ 111.362490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 s_write) from [.]94197] CPU: 2 PID: 1999 Comm: cat Tainted: G D W 5.10.131-cip13 #1 (ksys_w[r i t1e1+10.x47044/100x1] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c) # [ 110.82004[8 ] 1 1r11.0412370] PC is at 0xf096c000 00000004 r9:00000000 [ r 81:1010.417682] LR is at execute_location+0xa4/0xb4 00000 r7:b6e[7 4 010101 .r462:4c462] pc : [] lr : [] psr: 600e0013 386000 r5[: c 417121c.0403026 3#] sp : c6387e30 ip : c6387d38 fp : c6387e4c [ 110.[8 2 7181917.4]3 9 5r944: r10: 0000000d r9 : c1acf814 r8 : c15e7d40 c472c000 [# [1 1 11.1404.684368] r7 : c6387f60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 464] [<[c 0 5191816.b485>4]8 1(5k r3 : b51ecaa7 r2 : b51ecaa7 r1 : ef7ab5e0 r0 : 0000002b sys_write) f[r o m1 11[.<4c6025992] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 87bc>] (sys[_ w r1i1t1e.+407x11987] Control: 10c5387d Table: 1619804a DAC: 00000051 /0x1c) # [ [ 1 1101.18.3477693515] Process cat (pid: 1999, stack limit = 0x3bfd1a53) ] r9:c63860[0 01 1r18.:4c8073109] Stack: (0xc6387e30 to 0xc6388000) 02e4 r7:00000004 r6[: b 61f11b.b493349] 7e20: f096c000 c5f65000 0000000d c6387f60 00 r5:0000000d r[4 : 0101010.05003692] 7e40: c6387e64 c6387e50 c0c2defc c1389178 00000022 c5f65000 c6387e74 c6387e68 d # [ 110.8[4 5 410191]. 5[1<3c49] 7e60: c0c2d108 c0c2dee0 c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c59a03c0 05987a4>] (sys_[w r i1t1e1). 5f2r035] 7e80: b6dfc000 0000000d c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 om [] [( r e1t1_1.f5a3s205] 7ea0: 00000000 c59a03c0 b6dfc000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 t_syscall+0x0/0x28[) 1#1 1[. 544378] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c5986f24 c059872c c6386000 110.853000] Ex[c e p1t1i1o.n5 5s4721] 7ee0: b6dfc000 00020000 00000004 0000000d 0001fff3 c6387ee0 00000001 00000805 ack(0xc6387fa8 [t o 101x1c.65368892] 7f00: c611aa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 7ff0) # [ 110.85[8 0 8111]1 .7575065] 7f20: 00000000 00000000 c6386000 b51ecaa7 b6dfb000 c59a03c0 c59a03c0 c6386000 a0: [ 1 1010.0585409] 7f40: b6dfc000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 000d 0000000d 00[0 0 0101011. 5b95754] 7f60: 00000000 00000000 c6387fac b51ecaa7 0000000d 0000000d b6f43e00 00000004 e74000 0000000d [0 0 0101010.06006011] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 # [ 110.8662[9 0 ]1 171f.c601:6268] 7fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6dfc000 0000000d 00000000 0000000d 0000000[d b161f1b.b6e26440] 7fc0: 0000000d 0000000d b6f43e00 00000004 00000001 00000000 00020000 bedb8a54 0 00000004 0000[0 0 0111 10.06030696] 7fe0: 00000004 bedb8788 b6eb194f b6e37c66 800e0030 00000001 00000000 00000000 0000 00020000 be[9 2 91a1514.6 46863] Backtrace: [ 110.874492] 7fe0: 00000004 b[ 111.651407] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) 929788 b6f2994[f b161e1a.f6c662610] r7:c6387f60 r6:0000000d r5:c5f65000 r4:f096c000 # [ 110.879576] Co[d e :1 1010670267] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 000000 0000[0 0 0101 10.0608000805] r5:c5f65000 r4:00000022 00 00000000 (e1a0c00d)[ 1#1 1.686271] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 110.885702] ---[ end tr[a c e1 1.696618] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 482078f5ffea0c4a[ ] -1-1-1. 7#06956] r9:c6387f60 r8:c3026780 r7:0000000d r6:b6dfc000 r5:c59a03c0 r4:c0c2d4e8 EXEC_KMALLOC: missing '[c a l1l1 .716784] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) trace:': [FAIL] [n o 1t1 1o.k7 26953] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6dfc000 r5:c59a03c0 r4:00000000 2 selftests: lkdtm: [E X E1C1_1K.736778] [] (vfs_write) from [] (ksys_write+0x74/0xec) ALLOC.sh # ex[i t =1111 .#7 4s6e65] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c6386000 r5:c59a03c0 lftests: [l k d1t1m1:. 7E5X5E8C9_] r4:c59a03c0 VMALLOC.sh [ 111.760175] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.768349] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:0000000d r4:0000000d [ 111.776101] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.783675] Exception stack(0xc6387fa8 to 0xc6387ff0) [ 111.788736] 7fa0: 0000000d 0000000d 00000001 b6dfc000 0000000d 00000000 [ 111.796922] 7fc0: 0000000d 0000000d b6f43e00 00000004 00000001 00000000 00020000 bedb8a54 [ 111.805105] 7fe0: 00000004 bedb8788 b6eb194f b6e37c66 [ 111.810170] Code: bad PC value [ 111.813334] ---[ end trace 482078f5ffea0c4b ]--- # Segmentation fault # [ 111.302121] lkdtm: Performing direct entry EXEC_VMALLOC # [ 111.307680] lkdtm: attempting ok execution at c0c2de78 # [ 111.315771] lkdtm: attempting bad execution at f096c000 # [ 111.323741] 8<--- cut here --- # [ 111.329627] Unable to handle kernel paging request at virtual address f096c000 # [ 111.339755] pgd = 7dde98c8 # [ 111.345307] [f096c000] *pgd=1294b811, *pte=4909f65f, *ppte=4909f45f # [ 111.354462] Internal error: Oops: 8000000f [#6] SMP ARM # [ 111.362490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.394197] CPU: 2 PID: 1999 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 111.404101] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.412370] PC is at 0xf096c000 # [ 111.417682] LR is at execute_location+0xa4/0xb4 # [ 111.424462] pc : [] lr : [] psr: 600e0013 # [ 111.432635] sp : c6387e30 ip : c6387d38 fp : c6387e4c # [ 111.439594] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 # [ 111.446468] r7 : c6387f60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 # [ 111.454815] r3 : b51ecaa7 r2 : b51ecaa7 r1 : ef7ab5e0 r0 : 0000002b # [ 111.462992] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.471947] Control: 10c5387d Table: 1619804a DAC: 00000051 # [ 111.479515] Process cat (pid: 1999, stack limit = 0x3bfd1a53) # [ 111.487169] Stack: (0xc6387e30 to 0xc6388000) # [ 111.493349] 7e20: f096c000 c5f65000 0000000d c6387f60 # [ 111.503692] 7e40: c6387e64 c6387e50 c0c2defc c1389178 00000022 c5f65000 c6387e74 c6387e68 # [ 111.513949] 7e60: c0c2d108 c0c2dee0 c6387e9c c6387e78 c0c2d608 c0c2d0e8 c0c2d4e8 c59a03c0 # [ 111.524035] 7e80: b6dfc000 0000000d c3026780 c6387f60 c6387ec4 c6387ea0 c07f4ad0 c0c2d4f4 # [ 111.534205] 7ea0: 00000000 c59a03c0 b6dfc000 c2816000 c6387f60 c07f4a6c c6387f5c c6387ec8 # [ 111.544378] 7ec0: c0598198 c07f4a78 00000001 00000000 c059872c c5986f24 c059872c c6386000 # [ 111.554721] 7ee0: b6dfc000 00020000 00000004 0000000d 0001fff3 c6387ee0 00000001 00000805 # [ 111.564892] 7f00: c611aa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.575065] 7f20: 00000000 00000000 c6386000 b51ecaa7 b6dfb000 c59a03c0 c59a03c0 c6386000 # [ 111.585409] 7f40: b6dfc000 00000000 00000000 00000004 c6387f94 c6387f60 c059872c c0598098 # [ 111.595754] 7f60: 00000000 00000000 c6387fac b51ecaa7 0000000d 0000000d b6f43e00 00000004 # [ 111.606011] 7f80: c03002e4 c6386000 c6387fa4 c6387f98 c05987bc c05986c4 00000000 c6387fa8 # [ 111.616268] 7fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6dfc000 0000000d 00000000 # [ 111.626440] 7fc0: 0000000d 0000000d b6f43e00 00000004 00000001 00000000 00020000 bedb8a54 # [ 111.636696] 7fe0: 00000004 bedb8788 b6eb194f b6e37c66 800e0030 00000001 00000000 00000000 # [ 111.646863] Backtrace: # [ 111.651407] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 111.662610] r7:c6387f60 r6:0000000d r5:c5f65000 r4:f096c000 # [ 111.670267] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.680865] r5:c5f65000 r4:00000022 # [ 111.686271] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.696618] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.706956] r9:c6387f60 r8:c3026780 r7:0000000d r6:b6dfc000 r5:c59a03c0 r4:c0c2d4e8 # [ 111.716784] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.726953] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6dfc000 r5:c59a03c0 r4:000000[ 112.277513] lkdtm: Performing direct entry EXEC_RODATA 00 # [ 111.736778] [][ 112.283399] lkdtm: attempting ok execution at c0c2de78 (vfs_write) from [] (k[ 112.291396] lkdtm: attempting bad execution at c15e7fdc sys_write+0x74/0xec) # [ 111.74[ 112.299525] 8<--- cut here --- 6165] r10:00000004 r9:0000[0 0 012.305395] Unable to handle kernel paging request at virtual address c15e7fdc 0 r8:00000000 r7:b6[d f c101020. 15139] pgd = 6b16c74b r6:c6386000 r5:c59a03c0 # [ 111[ 112.320023] [c15e7fdc] *pgd=1141941e(bad) .755899] r4:c59a03c0 # [ 11[1 112.326910] Internal error: Oops: 8000000d [#7] SMP ARM 760175] [] (ksys_write)[ 112.334824] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 from [] (sys_write+0x1[ 112.366545] CPU: 1 PID: 2076 Comm: cat Tainted: G D W 5.10.131-cip13 #1 8/0x1c) # [ 111.[7 6 8131429.]377145] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r9:c6386000 r8:c03002e4 r7:00000[ 112.385875] PC is at lkdtm_rodata_do_nothing+0x0/0x10 004 r6:b6f43e00 r5:000000[0 d 1r2.393782] LR is at execute_location+0xa4/0xb4 4:0000000d # [ 111.7[7 6 110112.400746] pc : [] lr : [] psr: 600e0013 [] ([s y s1_1w2r.i4t0e358] sp : c582be38 ip : c582bd40 fp : c582be54 ) from [2]. 4(1r6e84] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 t_fast_syscall+0x[0 / 01x1228.)423728] r7 : c582bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 111.783675] Ex[c e p1t1i2o.432345] r3 : db99bf29 r2 : db99bf29 r1 : ef7965e0 r0 : 0000002b stack(0xc6387fa8 to 0xc6[3 8 71f2.441140] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none f0) # [ 111.7887[3 6 ]1 172f.a450707] Control: 10c5387d Table: 1647c04a DAC: 00000051 : [0 0 0101020.458630] Process cat (pid: 2076, stack limit = 0xa0c2c0cc) d 0000000d 00000001 [b 6 d1f1c20.466638] Stack: (0xc582be38 to 0xc582c000) 0 0000000d 00000000 # [ [1 1 1112.473263] be20: 00000023 c62fa000 796922] 7fc0: 0000000d 0000000d[ 112.483966] be40: 0000000c c582bf60 c582be64 c582be58 c13893f8 c1389178 c582be74 c582be68 b6f43e00 00000004 00000001 0000[0 112.494840] be60: c0c2d108 c13893e0 c582be9c c582be78 c0c2d608 c0c2d0e8 c0c2d4e8 c59a1b80 000 00020000 bedb8a54 # [ 111[. 112.505714] be80: b6e5b000 0000000c c3026780 c582bf60 c582bec4 c582bea0 c07f4ad0 c0c2d4f4 805105] 7fe0: 00000004 bedb8788 [ 112.516588] bea0: 00000000 c59a1b80 b6e5b000 c2816000 c582bf60 c07f4a6c c582bf5c c582bec8 6eb194f b6e37c66 # [ 111.810[1 112.527547] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c582a000 0] Code: bad PC value # [ 11[1 112.538420] bee0: b6e5b000 00020000 00000004 0000000c 0001fff4 c582bee0 00000001 b6e5a000 813334] ---[ end trace 48207[8 f 112.549292] bf00: c6082dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ffea0c4b ]--- # EXEC_VMALLOC:[ 112.560080] bf20: 00000000 00000000 c139e998 db99bf29 c205ca20 c59a1b80 c59a1b80 c582a000 issing 'call trace:': [FAIL] n[o 112.570954] bf40: b6e5b000 00000000 00000000 00000004 c582bf94 c582bf60 c059872c c0598098 t ok 33 selftests: lkdtm: EXEC_[V 112.581826] bf60: 00000000 00000000 c582bfac db99bf29 0000000c 0000000c b6fa2e00 00000004 MALLOC.sh # exit=1 # selftest[s 112.592699] bf80: c03002e4 c582a000 c582bfa4 c582bf98 c05987bc c05986c4 00000000 c582bfa8 lkdtm: EXEC_RODATA.sh [ 112.603573] bfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e5b000 0000000c 00000000 [ 112.613837] bfc0: 0000000c 0000000c b6fa2e00 00000004 00000001 00000000 00020000 bef2ea54 [ 112.622045] bfe0: 00000004 bef2e788 b6f1094f b6e96c66 800e0030 00000001 00000000 00000000 [ 112.630239] Backtrace: [ 112.632737] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 112.641118] r7:c582bf60 r6:0000000c r5:c62fa000 r4:00000023 [ 112.646823] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.655125] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.663171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.671120] r9:c582bf60 r8:c3026780 r7:0000000c r6:b6e5b000 r5:c59a1b80 r4:c0c2d4e8 [ 112.678904] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.686768] r9:c07f4a6c r8:c582bf60 r7:c2816000 r6:b6e5b000 r5:c59a1b80 r4:00000000 [ 112.694546] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.701711] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c582a000 r5:c59a1b80 [ 112.709560] r4:c59a1b80 [ 112.712127] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.719295] r9:c582a000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000c r4:0000000c [ 112.727080] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.734673] Exception stack(0xc582bfa8 to 0xc582bff0) [ 112.739754] bfa0: 0000000c 0000000c 00000001 b6e5b000 0000000c 00000000 [ 112.747963] bfc0: 0000000c 0000000c b6fa2e00 00000004 00000001 00000000 00020000 bef2ea54 [ 112.756167] bfe0: 00000004 bef2e788 b6f1094f b6e96c66 [ 112.761251] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 112.767377] ---[ end trace 482078f5ffea0c4c ]--- # Segmentation fault # [ 112.277513] lkdtm: Performing direct entry EXEC_RODATA # [ 112.283399] lkdtm: attempting ok execution at c0c2de78 # [ 112.291396] lkdtm: attempting bad execution at c15e7fdc # [ 112.299525] 8<--- cut here --- # [ 112.305395] Unable to handle kernel paging request at virtual address c15e7fdc # [ 112.315139] pgd = 6b16c74b # [ 112.320023] [c15e7fdc] *pgd=1141941e(bad) # [ 112.326910] Internal error: Oops: 8000000d [#7] SMP ARM # [ 112.334824] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.366545] CPU: 1 PID: 2076 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 112.377145] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.385875] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 112.393782] LR is at execute_location+0xa4/0xb4 # [ 112.400746] pc : [] lr : [] psr: 600e0013 # [ 112.409358] sp : c582be38 ip : c582bd40 fp : c582be54 # [ 112.416584] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 # [ 112.423728] r7 : c582bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 112.432345] r3 : db99bf29 r2 : db99bf29 r1 : ef7965e0 r0 : 0000002b # [ 112.441140] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.450707] Control: 10c5387d Table: 1647c04a DAC: 00000051 # [ 112.458630] Process cat (pid: 2076, stack limit = 0xa0c2c0cc) # [ 112.466638] Stack: (0xc582be38 to 0xc582c000) # [ 112.473263] be20: 00000023 c62fa000 # [ 112.483966] be40: 0000000c c582bf60 c582be64 c582be58 c13893f8 c1389178 c582be74 c582be68 # [ 112.494840] be60: c0c2d108 c13893e0 c582be9c c582be78 c0c2d608 c0c2d0e8 c0c2d4e8 c59a1b80 # [ 112.505714] be80: b6e5b000 0000000c c3026780 c582bf60 c582bec4 c582bea0 c07f4ad0 c0c2d4f4 # [ 112.516588] bea0: 00000000 c59a1b80 b6e5b000 c2816000 c582bf60 c07f4a6c c582bf5c c582bec8 # [ 112.527547] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c582a000 # [ 112.538420] bee0: b6e5b000 00020000 00000004 0000000c 0001fff4 c582bee0 00000001 b6e5a000 # [ 112.549292] bf00: c6082dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.560080] bf20: 00000000 00000000 c139e998 db99bf29 c205ca20 c59a1b80 c59a1b80 c582a000 # [ 112.570954] bf40: b6e5b000 00000000 00000000 00000004 c582bf94 c582bf60 c059872c c0598098 # [ 112.581826] bf60: 00000000 00000000 c582bfac db99bf29 0000000c 0000000c b6fa2e00 00000004 # [ 112.592699] bf80: c03002e4 c582a000 c582bfa4 c582bf98 c05987bc c05986c4 00000000 c582bfa8 # [ 112.603573] bfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e5b000 0000000c 00000000 # [ 112.613837] bfc0: 0000000c 0000000c b6fa2e00 00000004 00000001 00000000 00020000 bef2ea54 # [ 112.622045] bfe0: 00000004 bef2e788 b6f1094f b6e96c66 800e0030 00000001 00000000 00000000 # [ 112.630239] Backtrace: # [ 112.632737] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 112.641118] r7:c582bf60 r6:0000000c r5:c62fa000 r4:00000023 # [ 112.646823] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.655125] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.663171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.671120] r9:c582bf60 r8:c3026780 r7:0000000c r6:b6e5b000 r5:c59a1b80 r4:c0c2d4e8 # [ 112.678904] [] (full_proxy_write) from [<[ 113.199949] lkdtm: attempting ok execution at c0c2de78 c0598198>] (vfs_write+0x10c/0x524[ 113.208748] lkdtm: attempting bad execution at b6f83000 ) # [ 112.686768] r9:c07f4a6c [ 113.216111] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f83000 r8:c582bf60 r7:c281[6 0 0101 3r.626041] Internal error: : b [#8] SMP ARM :b6e5b000 r5:c59a1b80 r4:00000000[ 113.232479] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.694546] [] ([ 113.264195] CPU: 3 PID: 2152 Comm: cat Tainted: G D W 5.10.131-cip13 #1 vfs_write) from [ ] 113.274792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ksys_write+0x74/0xec) # [ 112.7[ 113.283844] PC is at 0xb6f83000 01711] r10:00000004 r9:00000000 [ 113.289863] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 r8:00000000 r7:b6e5b000 r6:c582a[ 113.297583] pc : [] lr : [] psr: 60070013 00 r5:c59a1b80 # [ 112[. 7 01913.306622] sp : c647fe48 ip : c647fd50 fp : c647fe64 60] r4:c59a1b80 # [ 11[2 . 7113.314276] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 2127] [] (ksys_writ[e )113.321930] r7 : c647ff60 r6 : 0000000f r5 : c67cd000 r4 : b6f83000 from [] (sys_w[r i t1e3.331059] r3 : c8ddc4f0 r2 : c8ddc4f0 r1 : ef7c05e0 r0 : 0000002b +0x18/0x1c) # [ 112.719295] r9[ 113.340022] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none :c582a000 r8:c03002e4 r7:000[0 0 113.350015] Control: 10c5387d Table: 1668804a DAC: 00000051 04 r6:b6fa2e00 r5:0000000c r4:0[0 113.358365] Process cat (pid: 2152, stack limit = 0x955e062d) 00000c # [ 112.727080] [[< c 0113.366798] Stack: (0xc647fe48 to 0xc6480000) 987a4>] (sys_write) from [] (ret_fast_syscall+0x0/0x28)[ 113.384723] fe60: c0c2d108 c0c2df14 c647fe9c c647fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5db2a00 # [ 112.734673] Exception stack[ 113.395763] fe80: b6e3d000 0000000f c3026780 c647ff60 c647fec4 c647fea0 c07f4ad0 c0c2d4f4 (0xc582bfa8 to 0xc582bff0) # [ [ 113.406800] fea0: 00000000 c5db2a00 b6e3d000 c2816000 c647ff60 c07f4a6c c647ff5c c647fec8 112.739754] bfa0: [ 113.417839] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c647e000 0000000c 0000000c 00000001 b6e[ 113.428879] fee0: b6e3d000 00020000 00000004 0000000f 0001fff1 c647fee0 00000001 b6e3c000 5b000 0000000c 00000000 # [ 112[ 113.439916] ff00: c5aa5900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 .747963] bfc0: 0000000c 0000000c [ 113.450958] ff20: 00000000 00000000 c139e998 c8ddc4f0 c205ca20 c5db2a00 c5db2a00 c647e000 b6fa2e00 00000004 00000001 000000[ 113.461997] ff40: b6e3d000 00000000 00000000 00000004 c647ff94 c647ff60 c059872c c0598098 00 00020000 bef2ea54 # [ 112.75[ 113.473036] ff60: 00000000 00000000 c647ffac c8ddc4f0 0000000f 0000000f b6f84e00 00000004 6167] bfe0: 00000004 bef2e788 b6f[ 113.484078] ff80: c03002e4 c647e000 c647ffa4 c647ff98 c05987bc c05986c4 00000000 c647ffa8 1094f b6e96c66 # [ 112.761251] [ 113.495117] ffa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6e3d000 0000000f 00000000 Code: 5f727563 6e756f63 00000074 [ 113.506157] ffc0: 0000000f 0000000f b6f84e00 00000004 00000001 00000000 00020000 be8a9a54 aa55aa55 (e1a0c00d) # [ 112.76[ 113.517197] ffe0: 00000004 be8a9788 b6ef294f b6e78c66 800e0030 00000001 00000000 00000000 7377] ---[ end trace 482078f5ffea[ 113.528222] Backtrace: 0c4c ]--- # EXEC_RODATA: missing[ 113.533560] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 'call trace:': [FAIL] not o[k 113.544925] r4:00000024 34 selftests: lkdtm: EXEC_RODATA.[ 113.550079] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) sh # exit=1 # selftests: lkdtm: [ 113.560945] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) EXEC_USERSPACE.sh [ 113.571716] r9:c647ff60 r8:c3026780 r7:0000000f r6:b6e3d000 r5:c5db2a00 r4:c0c2d4e8 [ 113.581112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.588974] r9:c07f4a6c r8:c647ff60 r7:c2816000 r6:b6e3d000 r5:c5db2a00 r4:00000000 [ 113.596752] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.603920] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c647e000 r5:c5db2a00 [ 113.611769] r4:c5db2a00 [ 113.614336] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.621502] r9:c647e000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:0000000f r4:0000000f [ 113.629280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.636870] Exception stack(0xc647ffa8 to 0xc647fff0) [ 113.641950] ffa0: 0000000f 0000000f 00000001 b6e3d000 0000000f 00000000 [ 113.650158] ffc0: 0000000f 0000000f b6f84e00 00000004 00000001 00000000 00020000 be8a9a54 [ 113.658361] ffe0: 00000004 be8a9788 b6ef294f b6e78c66 [ 113.663448] Code: bad PC value [ 113.666539] ---[ end trace 482078f5ffea0c4d ]--- # Segmentation fault # [ 113.193721] lkdtm: Performing direct entry EXEC_USERSPACE # [ 113.199949] lkdtm: attempting ok execution at c0c2de78 # [ 113.208748] lkdtm: attempting bad execution at b6f83000 # [ 113.216111] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f83000 # [ 113.226041] Internal error: : b [#8] SMP ARM # [ 113.232479] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.264195] CPU: 3 PID: 2152 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 113.274792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.283844] PC is at 0xb6f83000 # [ 113.289863] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 113.297583] pc : [] lr : [] psr: 60070013 # [ 113.306622] sp : c647fe48 ip : c647fd50 fp : c647fe64 # [ 113.314276] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 # [ 113.321930] r7 : c647ff60 r6 : 0000000f r5 : c67cd000 r4 : b6f83000 # [ 113.331059] r3 : c8ddc4f0 r2 : c8ddc4f0 r1 : ef7c05e0 r0 : 0000002b # [ 113.340022] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.350015] Control: 10c5387d Table: 1668804a DAC: 00000051 # [ 113.358365] Process cat (pid: 2152, stack limit = 0x955e062d) # [ 113.366798] Stack: (0xc647fe48 to 0xc6480000) # [ 113.373683] fe40: 00000001 00000000 0000000f 00000024 c647fe74 c647fe68 # [ 113.384723] fe60: c0c2d108 c0c2df14 c647fe9c c647fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5db2a00 # [ 113.395763] fe80: b6e3d000 0000000f c3026780 c647ff60 c647fec4 c647fea0 c07f4ad0 c0c2d4f4 # [ 113.406800] fea0: 00000000 c5db2a00 b6e3d000 c2816000 c647ff60 c07f4a6c c647ff5c c647fec8 # [ 113.417839] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c647e000 # [ 113.428879] fee0: b6e3d000 00020000 00000004 0000000f 0001fff1 c647fee0 00000001 b6e3c000 # [ 113.439916] ff00: c5aa5900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.450958] ff20: 00000000 00000000 c139e998 c8ddc4f0 c205ca20 c5db2a00 c5db2a00 c647e000 # [ 113.461997] ff40: b6e3d000 00000000 00000000 00000004 c647ff94 c647ff60 c059872c c0598098 # [ 113.473036] ff60: 00000000 00000000 c647ffac c8ddc4f0 0000000f 0000000f b6f84e00 00000004 # [ 113.484078] ff80: c03002e4 c647e000 c647ffa4 c647ff98 c05987bc c05986c4 00000000 c647ffa8 # [ 113.495117] ffa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6e3d000 0000000f 00000000 # [ 113.506157] ffc0: 0000000f 0000000f b6f84e00 00000004 00000001 00000000 00020000 be8a9a54 # [ 113.517197] ffe0: 00000004 be8a9788 b6ef294f b6e78c66 800e0030 00000001 00000000 00000000 # [ 113.528222] Backtrace: # [ 113.533560] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.544925] r4:00000024 # [ 113.550079] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.560945] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.571716] r9:c647ff60 r8:c3026780 r7:0000000f r6:b6e3d000 r5:c5db2a00 r4:c0c2d4e8 # [ 113.581112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.588974] r9:c07f4a6c r8:c647ff60 r7:c2816000 r6:b6e3d000 r5:c5db2a00 r4:00000000 # [ 113.596752] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.603920] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c647e000 r5:c5db2a00 # [ 113.611769] r4:c5db2a00 # [ 113.614336] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.621502] r9:c647e000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:0000000f r4:0000000f # [ 113.629280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.636870] Exception stack(0xc647ffa8 to 0xc647fff0) # [ 113.641950] ffa0: 0000000f 0000000f 00000001 b6e3d000 0000000f 00000000 # [ 113.650158] ffc0: 0000000f 0000000f[ 114.142377] lkdtm: Performing direct entry EXEC_NULL b6f84e00 00000004 00000001 00000[ 114.149228] lkdtm: attempting ok execution at c0c2de78 000 00020000 be8a9a54 # [ 113.6[ 114.157178] lkdtm: attempting bad execution at 00000000 58361] ffe0: 00000004 be8a9788 b6[ 114.165266] 8<--- cut here --- ef294f b6e78c66 #[ [ 1 1141.3171145] Unable to handle kernel NULL pointer dereference at virtual address 00000000 663448] Code: bad PC value # [ [ 114.181433] pgd = e241b13f 113.666539] ---[ end trace 482078[ 114.187021] [00000000] *pgd=00000000 f5ffea0c4d ]--- # EXEC_USERSPACE[ 114.193453] Internal error: Oops: 80000005 [#9] SMP ARM : missing 'call trace:': [FAIL] [ 114.201504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 not ok 35 selftests[: l1k1d4t.m33206] CPU: 3 PID: 2223 Comm: cat Tainted: G D W 5.10.131-cip13 #1 : EXEC_USE[R S P1A1C4E..2s4h3 1#13] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) exit=1 # selftes[t s :1 1l4k.d2t1467] PC is at 0x0 m: EXEC_NULL.sh [ 114.256086] LR is at execute_location+0xa4/0xb4 [ 114.262084] pc : [<00000000>] lr : [] psr: 600e0013 [ 114.268356] sp : c582be38 ip : c582bd40 fp : c582be54 [ 114.273585] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 [ 114.278817] r7 : c582bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 [ 114.285348] r3 : 161a9f5e r2 : 161a9f5e r1 : ef7c05e0 r0 : 0000002b [ 114.291882] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.299024] Control: 10c5387d Table: 146ec04a DAC: 00000051 [ 114.304777] Process cat (pid: 2223, stack limit = 0xa0c2c0cc) [ 114.310530] Stack: (0xc582be38 to 0xc582c000) [ 114.314895] be20: 00000025 c5ab0000 [ 114.323083] be40: 0000000a c582bf60 c582be64 c582be58 c138941c c1389178 c582be74 c582be68 [ 114.331269] be60: c0c2d108 c1389408 c582be9c c582be78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f5540 [ 114.339455] be80: b6df5000 0000000a c3026780 c582bf60 c582bec4 c582bea0 c07f4ad0 c0c2d4f4 [ 114.347640] bea0: 00000000 c61f5540 b6df5000 c2816000 c582bf60 c07f4a6c c582bf5c c582bec8 [ 114.355827] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c2809924 c059872c c582a000 [ 114.364013] bee0: b6df5000 00020000 00000004 0000000a 0001fff6 c582bee0 00000001 00000805 [ 114.372198] bf00: c5981b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.380384] bf20: 00000000 00000000 c582a000 161a9f5e b6df4000 c61f5540 c61f5540 c582a000 [ 114.388569] bf40: b6df5000 00000000 00000000 00000004 c582bf94 c582bf60 c059872c c0598098 [ 114.396755] bf60: 00000000 00000000 c582bfac 161a9f5e 0000000a 0000000a b6f3ce00 00000004 [ 114.404940] bf80: c03002e4 c582a000 c582bfa4 c582bf98 c05987bc c05986c4 00000000 c582bfa8 [ 114.413124] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 [ 114.421311] bfc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 bea18a54 [ 114.429495] bfe0: 00000004 bea18788 b6eaa94f b6e30c66 800e0030 00000001 00000000 00000000 [ 114.437675] Backtrace: [ 114.440143] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 114.448330] r7:c582bf60 r6:0000000a r5:c5ab0000 r4:00000025 [ 114.454006] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.462109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.470128] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.478054] r9:c582bf60 r8:c3026780 r7:0000000a r6:b6df5000 r5:c61f5540 r4:c0c2d4e8 [ 114.485812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.493651] r9:c07f4a6c r8:c582bf60 r7:c2816000 r6:b6df5000 r5:c61f5540 r4:00000000 [ 114.501405] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.508551] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c582a000 r5:c61f5540 [ 114.516386] r4:c61f5540 [ 114.518929] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.526072] r9:c582a000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:0000000a r4:0000000a [ 114.533828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.541402] Exception stack(0xc582bfa8 to 0xc582bff0) [ 114.546462] bfa0: 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 [ 114.554647] bfc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 bea18a54 [ 114.562831] bfe0: 00000004 bea18788 b6eaa94f b6e30c66 [ 114.567897] Code: bad PC value [ 114.571015] ---[ end trace 482078f5ffea0c4e ]--- # Segmentation fault # [ 114.142377] lkdtm: Performing direct entry EXEC_NULL # [ 114.149228] lkdtm: attempting ok execution at c0c2de78 # [ 114.157178] lkdtm: attempting bad execution at 00000000 # [ 114.165266] 8<--- cut here --- # [ 114.171145] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 114.181433] pgd = e241b13f # [ 114.187021] [00000000] *pgd=00000000 # [ 114.193453] Internal error: Oops: 80000005 [#9] SMP ARM # [ 114.201504] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.233206] CPU: 3 PID: 2223 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 114.243113] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.251467] PC is at 0x0 # [ 114.256086] LR is at execute_location+0xa4/0xb4 # [ 114.262084] pc : [<00000000>] lr : [] psr: 600e0013 # [ 114.268356] sp : c582be38 ip : c582bd40 fp : c582be54 # [ 114.273585] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 # [ 114.278817] r7 : c582bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 # [ 114.285348] r3 : 161a9f5e r2 : 161a9f5e r1 : ef7c05e0 r0 : 0000002b # [ 114.291882] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.299024] Control: 10c5387d Table: 146ec04a DAC: 00000051 # [ 114.304777] Process cat (pid: 2223, stack limit = 0xa0c2c0cc) # [ 114.310530] Stack: (0xc582be38 to 0xc582c000) # [ 114.314895] be20: 00000025 c5ab0000 # [ 114.323083] be40: 0000000a c582bf60 c582be64 c582be58 c138941c c1389178 c582be74 c582be68 # [ 114.331269] be60: c0c2d108 c1389408 c582be9c c582be78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f5540 # [ 114.339455] be80: b6df5000 0000000a c3026780 c582bf60 c582bec4 c582bea0 c07f4ad0 c0c2d4f4 # [ 114.347640] bea0: 00000000 c61f5540 b6df5000 c2816000 c582bf60 c07f4a6c c582bf5c c582bec8 # [ 114.355827] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c2809924 c059872c c582a000 # [ 114.364013] bee0: b6df5000 00020000 00000004 0000000a 0001fff6 c582bee0 00000001 00000805 # [ 114.372198] bf00: c5981b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.380384] bf20: 00000000 00000000 c582a000 161a9f5e b6df4000 c61f5540 c61f5540 c582a000 # [ 114.388569] bf40: b6df5000 00000000 00000000 00000004 c582bf94 c582bf60 c059872c c0598098 # [ 114.396755] bf60: 00000000 00000000 c582bfac 161a9f5e 0000000a 0000000a b6f3ce00 00000004 # [ 114.404940] bf80: c03002e4 c582a000 c582bfa4 c582bf98 c05987bc c05986c4 00000000 c582bfa8 # [ 114.413124] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 # [ 114.421311] bfc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 bea18a54 # [ 114.429495] bfe0: 00000004 bea18788 b6eaa94f b6e30c66 800e0030 00000001 00000000 00000000 # [ 114.437675] Backtrace: # [ 114.440143] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 114.448330] r7:c582bf60 r6:0000000a r5:c5ab0000 r4:00000025 # [ 114.454006] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.462109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.470128] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.478054] r9:c582bf60 r8:c3026780 r7:0000000a r6:b6df5000 r5:c61f5540 r4:c0c2d4e8 # [ 114.485812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.493651] r9:c07f4a6c r8:c582bf60 r7:c2816000 r6:b6df5000 r5:c61f5540 r4:00000000 # [ 114.501405] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [[ 115.069270] 8<--- cut here --- 114.508551] r10:00000[0 0 41 15.075142] Unhandled fault: page domain fault (0x01b) at 0xb6f6a000 9:00000000 r8:00000000[ r 71:1b5.083936] pgd = 357b61c4 df5000 r6:c582a000 r5:c61f5540 #[ 115.088991] [b6f6a000] *pgd=493dd831 [ 114.516386] r4:c61f5540 #[ 115.095451] Internal error: : 1b [#10] SMP ARM [ 114.518929] [] (ksys[ 115.102585] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 _write) from [] (sys_wr[ 115.134305] CPU: 3 PID: 2299 Comm: cat Tainted: G D W 5.10.131-cip13 #1 ite+0x18/0x1c) [# 1[1 5 .11144906] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) .526072] r9:c582a000 r8:c03002e4[ 115.153465] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c r7:00000004 r6:b6f3ce00 r5:00000[ 115.161556] LR is at __irq_work_queue_local+0x40/0x74 00a r4:0000000a # [[ 11115.4169457] pc : [] lr : [] psr: 600e0013 533828] [ ]1 1(5s.y1s7900] sp : c659be38 ip : c659bd40 fp : c659be64 _write) from [[ < c101350.0108c5013] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 >] (ret_fast_syscal[l + 01x105/.092356] r7 : c659bf60 r6 : 00000051 r5 : c659a000 r4 : b6f6a000 x28) # [ 114.541[4 0 121]5 .E2x1059] r3 : 38578af2 r2 : 38578af2 r1 : ef7c05e0 r0 : 00000026 ception stack(0xc582bfa[8 t1o15.209679] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0xc582bff0) # [ 11[4 . 5141654.219162] Control: 10c5387d Table: 1679404a DAC: 00000051 2] bfa0: [ 1 1 5 227173] Process cat (pid: 2299, stack limit = 0x68be5524) 0000000a 0000000a 0[0 0 0101050.135181] Stack: (0xc659be38 to 0xc659c000) b6df5000 0000000a 000000[0 0 1 5.241719] be20: 00000022 00000000 # [ 114.554647] bfc0: 0000000a[ 115.252337] be40: 00000000 38578af2 c659be6c 00000026 c472a000 00000011 c659be74 c659be68 0000000a b6f3ce00 00000004 00000[ 115.263211] be60: c0c2d108 c0c2dfe8 c659be9c c659be78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c0f680 01 00000000 00020000 bea18a54[ 115.274170] be80: b6e24000 00000011 c3026780 c659bf60 c659bec4 c659bea0 c07f4ad0 c0c2d4f4 [ 114.562831] bfe0: 00000004 be 115.285047] bea0: 00000000 c5c0f680 b6e24000 c2816000 c659bf60 c07f4a6c c659bf5c c659bec8 a18788 b6eaa94f b6e30c66 # [ [1 115.296006] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c659a000 14.567897] Code: bad PC value[ 115.306880] bee0: b6e24000 00020000 00000004 00000011 0001ffef c659bee0 00000001 b6e23000 [ 114.571015] ---[ end tra[c e 115.317752] bf00: c5afcc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 482078f5ffea0c4e ]--- [# E1X1E.328542] bf20: 00000000 00000000 c139e998 38578af2 c205ca20 c5c0f680 c5c0f680 c659a000 C_NULL: missing 'call trace:':[ 115.339074] bf40: b6e24000 00000000 00000000 00000004 c659bf94 c659bf60 c059872c c0598098 FAIL] not ok 36 selftes[t s :1 15.349948] bf60: 00000000 00000000 c659bfac 38578af2 00000011 00000011 b6f6be00 00000004 kdtm: EXEC_NULL.sh # exit=1 #[ 115.360565] bf80: c03002e4 c659a000 c659bfa4 c659bf98 c05987bc c05986c4 00000000 c659bfa8 elftests: lkdtm: ACCESS_USERS[P A115.371440] bfa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e24000 00000011 00000000 CE.sh [ 115.382229] bfc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 be967a54 [ 115.391019] bfe0: 00000004 be967788 b6ed994f b6e5fc66 800e0030 00000001 00000000 00000000 [ 115.399213] Backtrace: [ 115.401720] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.410448] r6:00000011 r5:c472a000 r4:00000026 [ 115.415106] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.423152] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.431104] r9:c659bf60 r8:c3026780 r7:00000011 r6:b6e24000 r5:c5c0f680 r4:c0c2d4e8 [ 115.438887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.446749] r9:c07f4a6c r8:c659bf60 r7:c2816000 r6:b6e24000 r5:c5c0f680 r4:00000000 [ 115.454527] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.461693] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c659a000 r5:c5c0f680 [ 115.469543] r4:c5c0f680 [ 115.472111] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.479278] r9:c659a000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000011 r4:00000011 [ 115.487057] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.494648] Exception stack(0xc659bfa8 to 0xc659bff0) [ 115.499729] bfa0: 00000011 00000011 00000001 b6e24000 00000011 00000000 [ 115.507937] bfc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 be967a54 [ 115.516138] bfe0: 00000004 be967788 b6ed994f b6e5fc66 [ 115.521221] Code: e1a01004 e3000770 e34c01ad eb1d4123 (e5943000) [ 115.527348] ---[ end trace 482078f5ffea0c4f ]--- # Segmentation fault # [ 115.053784] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 115.061628] lkdtm: attempting bad read at b6f6a000 # [ 115.069270] 8<--- cut here --- # [ 115.075142] Unhandled fault: page domain fault (0x01b) at 0xb6f6a000 # [ 115.083936] pgd = 357b61c4 # [ 115.088991] [b6f6a000] *pgd=493dd831 # [ 115.095451] Internal error: : 1b [#10] SMP ARM # [ 115.102585] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.134305] CPU: 3 PID: 2299 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 115.144906] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.153465] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 115.161556] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.169457] pc : [] lr : [] psr: 600e0013 # [ 115.177900] sp : c659be38 ip : c659bd40 fp : c659be64 # [ 115.185213] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 # [ 115.192356] r7 : c659bf60 r6 : 00000051 r5 : c659a000 r4 : b6f6a000 # [ 115.201059] r3 : 38578af2 r2 : 38578af2 r1 : ef7c05e0 r0 : 00000026 # [ 115.209679] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.219162] Control: 10c5387d Table: 1679404a DAC: 00000051 # [ 115.227173] Process cat (pid: 2299, stack limit = 0x68be5524) # [ 115.235181] Stack: (0xc659be38 to 0xc659c000) # [ 115.241719] be20: 00000022 00000000 # [ 115.252337] be40: 00000000 38578af2 c659be6c 00000026 c472a000 00000011 c659be74 c659be68 # [ 115.263211] be60: c0c2d108 c0c2dfe8 c659be9c c659be78 c0c2d608 c0c2d0e8 c0c2d4e8 c5c0f680 # [ 115.274170] be80: b6e24000 00000011 c3026780 c659bf60 c659bec4 c659bea0 c07f4ad0 c0c2d4f4 # [ 115.285047] bea0: 00000000 c5c0f680 b6e24000 c2816000 c659bf60 c07f4a6c c659bf5c c659bec8 # [ 115.296006] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c659a000 # [ 115.306880] bee0: b6e24000 00020000 00000004 00000011 0001ffef c659bee0 00000001 b6e23000 # [ 115.317752] bf00: c5afcc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.328542] bf20: 00000000 00000000 c139e998 38578af2 c205ca20 c5c0f680 c5c0f680 c659a000 # [ 115.339074] bf40: b6e24000 00000000 00000000 00000004 c659bf94 c659bf60 c059872c c0598098 # [ 115.349948] bf60: 00000000 00000000 c659bfac 38578af2 00000011 00000011 b6f6be00 00000004 # [ 115.360565] bf80: c03002e4 c659a000 c659bfa4 c659bf98 c05987bc c05986c4 00000000 c659bfa8 # [ 115.371440] bfa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e24000 00000011 00000000 # [ 115.382229] bfc0: 00000011 00000011 b6f6be00 00000004 00000001 00000000 00020000 be967a54 # [ 115.391019] bfe0: 00000004 be967788 b6ed994f b6e5fc66 800e0030 00000001 00000000 00000000 # [ 115.399213] Backtrace: # [ 115.401720] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.410448] r6:00000011 r5:c472a000 r4:00000026 # [ 115.415106] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.423152] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.431104] r9:c659bf60 r8:c3026780 r7:00000011 r6:b6e24000 r5:c5c0f680 r4:c0c2d4e8 # [ 115.438887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.446749] r9:c07f4a6c r8:c659bf60 r7:c2816000 r6:b6e24000 r5:c5c0f680 r4:00000000 # [ 115.454527] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.461693] r10:00000004 r9:000[ 115.975981] lkdtm: Performing direct entry ACCESS_NULL 00000 r8:000000[0 0 1r175:.b968e578] lkdtm: attempting bad read at 00000000 24000 r6:c659a000 r5:c5c0f680 # [ 115.988440] 8<--- cut here --- [ 115.469543] r4:c5c0f680 # [ [ 115.994422] Unable to handle kernel NULL pointer dereference at virtual address 00000000 115.472111] [] (ksys_w[ 116.005281] pgd = 27e4d323 rite) from [] (sys_writ[ 116.010821] [00000000] *pgd=00000000 e+0x18/0x1c) # [ 115.479278] r[ 116.017316] Internal error: Oops: 5 [#11] SMP ARM 9:c659a000 r8:c03002e4 r7:0000000[ 116.024828] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 4 r6:b6f6be00 r5:[0 0 0101060.1016531] CPU: 2 PID: 2374 Comm: cat Tainted: G D W 5.10.131-cip13 #1 r4:00000[0 1 111 6#. 0[6 6 3151] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 5.487057] [] (sys_[w r 116.074627] PC is at lkdtm_ACCESS_NULL+0x28/0x68 te) from [] (ret_f[a s 116.081847] LR is at __irq_work_queue_local+0x40/0x74 _syscall+0[x 0 /101x62.80)89 4#90] pc : [] lr : [] psr: 600e0013 [ 115.4[9 4 614186]. 09E7x5c7e7p sp : c647de50 ip : c647dd58 fp : c647de64 tion stac[k ( 01x1c66.5190b4f4a48] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 to 0xc659bf[f 0 )11 6#. 1[1 1 410] r7 : c647df60 r6 : 0000000c r5 : c5f65000 r4 : 00000000 15.499729[] b1f1a60.1:1 9 8 4 4] r3 : be037e5a r2 : be037e5a r1 : ef7ab5e0 r0 : 00000026 0[0 0 0101061.11 20109] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000011 000[0 0 010116 .b163e72247] Control: 10c5387d Table: 1678404a DAC: 00000051 000 00000011[ 0 0101060.010404804] Process cat (pid: 2374, stack limit = 0xed9c6ba9) # [ 115.507[9 3 71]1 6b.f1c5024:8] Stack: (0xc647de50 to 0xc647e000) 00000011 00000[0 1 11 1b66.f165b638] de40: 00000027 c5f65000 c647de74 c647de68 e00 00000004 000[0 0 010116 .01068810] de60: c0c2d108 c138942c c647de9c c647de78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f4140 00000 00020000[ b1e1966.71a759468] de80: b6dfd000 0000000c c3026780 c647df60 c647dec4 c647dea0 c07f4ad0 c0c2d4f4 # [ 115.51613[8 ] 1b1f6e.018:153] dea0: 00000000 c61f4140 b6dfd000 c2816000 c647df60 c07f4a6c c647df5c c647dec8 00000004 be967788[ b 61e1d69.9199326] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c5986f24 c059872c c647c000 f b6e5fc66 # [[ 111156..52201669] dee0: b6dfd000 00020000 00000004 0000000c 0001fff4 c647dee0 00000001 00000805 221] Code: e1a0[1 0 0141 6e.32010841] df00: c5aa4f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0770 e34c01ad e[b 1 d141162.233 0012] df20: 00000000 00000000 c647c000 be037e5a b6dfc000 c61f4140 c61f4140 c647c000 e5943000) # [[ 111165..25420182] df40: b6dfd000 00000000 00000000 00000004 c647df94 c647df60 c059872c c0598098 348] ---[ end [t r a1c1e6 .428520356] df60: 00000000 00000000 c647dfac be037e5a 0000000c 0000000c b6f44e00 00000004 78f5ffea0c4f ][- - -11 6#. 2A6C0526] df80: c03002e4 c647c000 c647dfa4 c647df98 c05987bc c05986c4 00000000 c647dfa8 ESS_USERSPACE: [m i s1s1i6n.2g7 0697] dfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6dfd000 0000000c 00000000 call trace:': [FAIL[] 1n1o6t. 80871] dfc0: 0000000c 0000000c b6f44e00 00000004 00000001 00000000 00020000 beaf5a54 ok 37 selftests[: l1k1d6t.m2:9 215] dfe0: 00000004 beaf5788 b6eb294f b6e38c66 800e0030 00000001 00000000 00000000 ACCESS_USERSPAC[E . s1h1 6#. 3e0x379] Backtrace: it=1 # selftests: lkdtm: ACCE[S 116.305836] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) _NULL.sh [ 116.316778] r5:c5f65000 r4:00000027 [ 116.321224] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.329246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.337172] r9:c647df60 r8:c3026780 r7:0000000c r6:b6dfd000 r5:c61f4140 r4:c0c2d4e8 [ 116.344928] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.352767] r9:c07f4a6c r8:c647df60 r7:c2816000 r6:b6dfd000 r5:c61f4140 r4:00000000 [ 116.360521] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.367664] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c647c000 r5:c61f4140 [ 116.375496] r4:c61f4140 [ 116.378040] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.385184] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:0000000c r4:0000000c [ 116.392939] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.400513] Exception stack(0xc647dfa8 to 0xc647dff0) [ 116.405572] dfa0: 0000000c 0000000c 00000001 b6dfd000 0000000c 00000000 [ 116.413759] dfc0: 0000000c 0000000c b6f44e00 00000004 00000001 00000000 00020000 beaf5a54 [ 116.421941] dfe0: 00000004 beaf5788 b6eb294f b6e38c66 [ 116.427001] Code: e3000770 e34c01ad e1a01004 ebffd44d (e5945000) [ 116.433155] ---[ end trace 482078f5ffea0c50 ]--- # Segmentation fault # [ 115.975981] lkdtm: Performing direct entry ACCESS_NULL # [ 115.981578] lkdtm: attempting bad read at 00000000 # [ 115.988440] 8<--- cut here --- # [ 115.994422] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 116.005281] pgd = 27e4d323 # [ 116.010821] [00000000] *pgd=00000000 # [ 116.017316] Internal error: Oops: 5 [#11] SMP ARM # [ 116.024828] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.056531] CPU: 2 PID: 2374 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 116.066352] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.074627] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 116.081847] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.089490] pc : [] lr : [] psr: 600e0013 # [ 116.097577] sp : c647de50 ip : c647dd58 fp : c647de64 # [ 116.104449] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 # [ 116.111410] r7 : c647df60 r6 : 0000000c r5 : c5f65000 r4 : 00000000 # [ 116.119844] r3 : be037e5a r2 : be037e5a r1 : ef7ab5e0 r0 : 00000026 # [ 116.128109] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.137237] Control: 10c5387d Table: 1678404a DAC: 00000051 # [ 116.144804] Process cat (pid: 2374, stack limit = 0xed9c6ba9) # [ 116.152458] Stack: (0xc647de50 to 0xc647e000) # [ 116.158638] de40: 00000027 c5f65000 c647de74 c647de68 # [ 116.168810] de60: c0c2d108 c138942c c647de9c c647de78 c0c2d608 c0c2d0e8 c0c2d4e8 c61f4140 # [ 116.179068] de80: b6dfd000 0000000c c3026780 c647df60 c647dec4 c647dea0 c07f4ad0 c0c2d4f4 # [ 116.189153] dea0: 00000000 c61f4140 b6dfd000 c2816000 c647df60 c07f4a6c c647df5c c647dec8 # [ 116.199326] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c5986f24 c059872c c647c000 # [ 116.209669] dee0: b6dfd000 00020000 00000004 0000000c 0001fff4 c647dee0 00000001 00000805 # [ 116.219841] df00: c5aa4f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.230012] df20: 00000000 00000000 c647c000 be037e5a b6dfc000 c61f4140 c61f4140 c647c000 # [ 116.240182] df40: b6dfd000 00000000 00000000 00000004 c647df94 c647df60 c059872c c0598098 # [ 116.250356] df60: 00000000 00000000 c647dfac be037e5a 0000000c 0000000c b6f44e00 00000004 # [ 116.260526] df80: c03002e4 c647c000 c647dfa4 c647df98 c05987bc c05986c4 00000000 c647dfa8 # [ 116.270697] dfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6dfd000 0000000c 00000000 # [ 116.280871] dfc0: 0000000c 0000000c b6f44e00 00000004 00000001 00000000 00020000 beaf5a54 # [ 116.291215] dfe0: 00000004 beaf5788 b6eb294f b6e38c66 800e0030 00000001 00000000 00000000 # [ 116.301379] Backtrace: # [ 116.305836] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.316778] r5:c5f65000 r4:00000027 # [ 116.321224] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.329246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.337172] r9:c647df60 r8:c3026780 r7:0000000c r6:b6dfd000 r5:c61f4140 r4:c0c2d4e8 # [ 116.344928] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.352767] r9:c07f4a6c r8:c647df60 r7:c2816000 r6:b6dfd000 r5:c61f4140 r4:00000000 # [ 116.360521] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.367664] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c647c000 r5:c61f4140 # [ 116.375496] r4:c61f4140 # [ 116.378040] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.385184] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:0000000c r4:0000000c # [ 116.392939] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.400513] Exception stack(0xc647dfa8 to 0xc647dff0) # [ 116.405572] dfa0: 0000000c 0000000c 00000001 b6dfd000 0000000c 00000000 # [ 116[ 116.916328] lkdtm: Performing direct entry WRITE_RO .413759] dfc0: 0000000c 0000000c [ 116.923429] lkdtm: attempting bad rodata write at c15e7fd8 b6f44e00 00000004 000[0 0 010116 931726] 8<--- cut here --- 00000000 00020000 [b e a1f156a.5937039] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 116.421941[] d11f6e.09:46442] pgd = 988a29b6 00000004 beaf5788 b6eb294f b6e38c[ 116.951239] [c15e7fd8] *pgd=1141941e(bad) 66 # [ 116.427001] Code: e[3 0 116.958128] Internal error: Oops: 80d [#12] SMP ARM 0770 e34c01ad e1a01004 ebffd44d ([ 116.965607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 e5945000) # [ 116.433155] --[- 116.997327] CPU: 1 PID: 2448 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ end trace 4[8 2 017187f.50f0f7e55] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) a0c50 ]--- # ACCESS_NULL: missin[ 117.016218] PC is at lkdtm_WRITE_RO+0x44/0x50 g 'call trace:': [[F A I1L1]7. 023436] LR is at 0x0 ot ok 38 selftest[s : 1l1k7d.t0m8147] pc : [] lr : [<00000000>] psr: 600e0013 : ACCESS_NULL.sh [# e1x1i7t.=016503] sp : c677fe50 ip : 00000027 fp : c677fe64 # selftests: [l k d1t1m7:. 04W3817] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 ITE_RO.sh [ 117.051047] r7 : c677ff60 r6 : 00000009 r5 : c6430000 r4 : c15e7fd8 [ 117.058535] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e4 r0 : c1ad0670 [ 117.065090] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 117.072250] Control: 10c5387d Table: 1658804a DAC: 00000051 [ 117.078020] Process cat (pid: 2448, stack limit = 0x42fe957a) [ 117.083789] Stack: (0xc677fe50 to 0xc6780000) [ 117.088177] fe40: 00000028 c6430000 c677fe74 c677fe68 [ 117.096387] fe60: c0c2d108 c138922c c677fe9c c677fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5bea8c0 [ 117.104596] fe80: b6e48000 00000009 c3026780 c677ff60 c677fec4 c677fea0 c07f4ad0 c0c2d4f4 [ 117.112806] fea0: 00000000 c5bea8c0 b6e48000 c2816000 c677ff60 c07f4a6c c677ff5c c677fec8 [ 117.121015] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c677e000 [ 117.129225] fee0: b6e48000 00020000 00000004 00000009 0001fff7 c677fee0 00000001 b6e47000 [ 117.137432] ff00: c5afc780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.145641] ff20: 00000000 00000000 c139e998 ba3fb50f c205ca20 c5bea8c0 c5bea8c0 c677e000 [ 117.153849] ff40: b6e48000 00000000 00000000 00000004 c677ff94 c677ff60 c059872c c0598098 [ 117.162057] ff60: 00000000 00000000 c677ffac ba3fb50f 00000009 00000009 b6f8fe00 00000004 [ 117.170266] ff80: c03002e4 c677e000 c677ffa4 c677ff98 c05987bc c05986c4 00000000 c677ffa8 [ 117.178473] ffa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e48000 00000009 00000000 [ 117.186680] ffc0: 00000009 00000009 b6f8fe00 00000004 00000001 00000000 00020000 beea0a54 [ 117.194889] ffe0: 00000004 beea0788 b6efd94f b6e83c66 800e0030 00000001 00000000 00000000 [ 117.203082] Backtrace: [ 117.205592] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.213621] r5:c6430000 r4:00000028 [ 117.217237] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.225284] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.233235] r9:c677ff60 r8:c3026780 r7:00000009 r6:b6e48000 r5:c5bea8c0 r4:c0c2d4e8 [ 117.241018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.248881] r9:c07f4a6c r8:c677ff60 r7:c2816000 r6:b6e48000 r5:c5bea8c0 r4:00000000 [ 117.256657] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.263823] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c677e000 r5:c5bea8c0 [ 117.271672] r4:c5bea8c0 [ 117.274239] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.281405] r9:c677e000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:00000009 r4:00000009 [ 117.289183] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.296773] Exception stack(0xc677ffa8 to 0xc677fff0) [ 117.301855] ffa0: 00000009 00000009 00000001 b6e48000 00000009 00000000 [ 117.310064] ffc0: 00000009 00000009 b6f8fe00 00000004 00000001 00000000 00020000 beea0a54 [ 117.318265] ffe0: 00000004 beea0788 b6efd94f b6e83c66 [ 117.323348] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 117.329471] ---[ end trace 482078f5ffea0c51 ]--- # Segmentation fault # [ 116.916328] lkdtm: Performing direct entry WRITE_RO # [ 116.923429] lkdtm: attempting bad rodata write at c15e7fd8 # [ 116.931726] 8<--- cut here --- # [ 116.937039] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 116.946442] pgd = 988a29b6 # [ 116.951239] [c15e7fd8] *pgd=1141941e(bad) # [ 116.958128] Internal error: Oops: 80d [#12] SMP ARM # [ 116.965607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.997327] CPU: 1 PID: 2448 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.007755] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.016218] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 117.023436] LR is at 0x0 # [ 117.028147] pc : [] lr : [<00000000>] psr: 600e0013 # [ 117.036503] sp : c677fe50 ip : 00000027 fp : c677fe64 # [ 117.043817] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 # [ 117.051047] r7 : c677ff60 r6 : 00000009 r5 : c6430000 r4 : c15e7fd8 # [ 117.058535] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e4 r0 : c1ad0670 # [ 117.065090] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.072250] Control: 10c5387d Table: 1658804a DAC: 00000051 # [ 117.078020] Process cat (pid: 2448, stack limit = 0x42fe957a) # [ 117.083789] Stack: (0xc677fe50 to 0xc6780000) # [ 117.088177] fe40: 00000028 c6430000 c677fe74 c677fe68 # [ 117.096387] fe60: c0c2d108 c138922c c677fe9c c677fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5bea8c0 # [ 117.104596] fe80: b6e48000 00000009 c3026780 c677ff60 c677fec4 c677fea0 c07f4ad0 c0c2d4f4 # [ 117.112806] fea0: 00000000 c5bea8c0 b6e48000 c2816000 c677ff60 c07f4a6c c677ff5c c677fec8 # [ 117.121015] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c677e000 # [ 117.129225] fee0: b6e48000 00020000 00000004 00000009 0001fff7 c677fee0 00000001 b6e47000 # [ 117.137432] ff00: c5afc780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.145641] ff20: 00000000 00000000 c139e998 ba3fb50f c205ca20 c5bea8c0 c5bea8c0 c677e000 # [ 117.153849] ff40: b6e48000 00000000 00000000 00000004 c677ff94 c677ff60 c059872c c0598098 # [ 117.162057] ff60: 00000000 00000000 c677ffac ba3fb50f 00000009 00000009 b6f8fe00 00000004 # [ 117.170266] ff80: c03002e4 c677e000 c677ffa4 c677ff98 c05987bc c05986c4 00000000 c677ffa8 # [ 117.178473] ffa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e48000 00000009 00000000 # [ 117.186680] ffc0: 00000009 00000009 b6f8fe00 00000004 00000001 00000000 00020000 beea0a54 # [ 117.194889] ffe0: 00000004 beea0788 b6efd94f b6e83c66 800e0030 00000001 00000000 00000000 # [ 117.203082] Backtrace: # [ 117.205592] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.213621] r5:c6430000 r4:00000028 # [ 117.217237] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.225284] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.233235] r9:c677ff60 r8:c3026780 r7:00000009 r6:b6e48000 r5:c5bea8c0 r4:c0c2d4e8 # [ 117.241018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.248881] r9:c07f4a6c r8:c677ff60 r7:c2816000 r6:b6e48000 r5:c5bea8c0 r4:00000000 # [ 117.256657] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.263823] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c677e000 r5:c5bea8c0 # [ 117.271672] r4:c5bea8c0 # [ 117.274239] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.281405] r9:c677e000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:00000009 r4:00000009 # [ 117.289183] [] (sys_w[ 117.813716] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT rite) from [1]7 .(819977] lkdtm: attempting bad ro_after_init write at c1b82c48 et_fast_syscall+0x0/0x28) # [ 1[ 117.828319] 8<--- cut here --- 17.296773] Excepti[o n 1s1t7a.c834160] Unable to handle kernel paging request at virtual address c1b82c48 (0xc677ffa8 t[o 01x1c76.7874f3f49] pgd = bcdb8be8 f0) # [ 117.301855] ffa[0 : 1 7.848163] [c1b82c48] *pgd=11a1941e(bad) [0 0 0101070.0894606] Internal error: Oops: 80d [#13] SMP ARM 00000009 00000001 b6e48000 00000[ 117.861562] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 009 00000000 # [ 1[1 7 .131170.893265] CPU: 2 PID: 2522 Comm: cat Tainted: G D W 5.10.131-cip13 #1 64] ffc0:[ 0 0101070.0900392 506] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000009 b6f8fe00 00000004 00[0 0 017.911531] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 001 00000000 00020000 beea0[a 5 117.919358] LR is at __irq_work_queue_local+0x40/0x74 # [ 117[. 3 1181276.59]2 6f9f13] pc : [] lr : [] psr: 600e0013 0: 00000[0 0141 7b.e9e3a40979898 sp : c61f1e50 ip : c61f1d58 fp : c61f1e64 b6efd94f [b 6 e18137c.69641 8#73] r10: 00000014 r9 : c1acf878 r8 : c15e7d40 [ 117.3[2 3 314187]. 9C4o8d9e1:8] r7 : c61f1f60 r6 : 00000014 r5 : c5f65000 r4 : c1b82c48 e34a3bcd [e 3101070.697507 1e830] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad0670 c01ad e0233002[ ( e151874.39605045] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0) # [ 1[1 7 .131279.497714]4 6] Control: 10c5387d Table: 1638004a DAC: 00000051 ---[ end tr[a c e1 1478.29087280f4] Process cat (pid: 2522, stack limit = 0x3755ed70) 5ffea0c51 ]-[- - 1 1#7 .9W8R9I6T0] Stack: (0xc61f1e50 to 0xc61f2000) E_RO: missing '[c a l1l1 7t.r9a9c801] 1e40: 00000029 c5f65000 c61f1e74 c61f1e68 e:': [FAIL] no[t o1k1 83.90 0s972] 1e60: c0c2d108 c138927c c61f1e9c c61f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5980140 elftests: lkdtm[: W1R1I8T.E0_1R143] 1e80: b6eaa000 00000014 c3026780 c61f1f60 c61f1ec4 c61f1ea0 c07f4ad0 c0c2d4f4 O.sh # exit=1 # s[e l f1t1e8s.t026316] 1ea0: 00000000 c5980140 b6eaa000 c2816000 c61f1f60 c07f4a6c c61f1f5c c61f1ec8 : lkdtm: WRITE_RO[_ A F1T1E8R._0I6660] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c61f0000 NIT.sh [ 118.046917] 1ee0: b6eaa000 00020000 00000004 00000014 0001ffec c61f1ee0 00000001 b6ea9000 [ 118.055785] 1f00: c5afd900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 118.063971] 1f20: 00000000 00000000 c139e998 852f7d1a c205ca20 c5980140 c5980140 c61f0000 [ 118.072157] 1f40: b6eaa000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059872c c0598098 [ 118.080341] 1f60: 00000000 00000000 c61f1fac 852f7d1a 00000014 00000014 b6ff1e00 00000004 [ 118.088526] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c05987bc c05986c4 00000000 c61f1fa8 [ 118.096711] 1fa0: c03000c0 c05987b0 00000014 00000014 00000001 b6eaa000 00000014 00000000 [ 118.104896] 1fc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 bee2fa54 [ 118.113080] 1fe0: 00000004 bee2f788 b6f5f94f b6ee5c66 800e0030 00000001 00000000 00000000 [ 118.121260] Backtrace: [ 118.123730] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.132695] r5:c5f65000 r4:00000029 [ 118.136286] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.144302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.152228] r9:c61f1f60 r8:c3026780 r7:00000014 r6:b6eaa000 r5:c5980140 r4:c0c2d4e8 [ 118.159984] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.167823] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6eaa000 r5:c5980140 r4:00000000 [ 118.175576] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.182721] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c61f0000 r5:c5980140 [ 118.190555] r4:c5980140 [ 118.193097] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.200241] r9:c61f0000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000014 r4:00000014 [ 118.207995] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.215568] Exception stack(0xc61f1fa8 to 0xc61f1ff0) [ 118.220628] 1fa0: 00000014 00000014 00000001 b6eaa000 00000014 00000000 [ 118.228814] 1fc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 bee2fa54 [ 118.236996] 1fe0: 00000004 bee2f788 b6f5f94f b6ee5c66 [ 118.242059] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 118.248162] ---[ end trace 482078f5ffea0c52 ]--- # Segmentation fault # [ 117.813716] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 117.819977] lkdtm: attempting bad ro_after_init write at c1b82c48 # [ 117.828319] 8<--- cut here --- # [ 117.834160] Unable to handle kernel paging request at virtual address c1b82c48 # [ 117.843549] pgd = bcdb8be8 # [ 117.848163] [c1b82c48] *pgd=11a1941e(bad) # [ 117.854606] Internal error: Oops: 80d [#13] SMP ARM # [ 117.861562] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.893265] CPU: 2 PID: 2522 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.903256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.911531] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 117.919358] LR is at __irq_work_queue_local+0x40/0x74 # [ 117.926913] pc : [] lr : [] psr: 600e0013 # [ 117.934999] sp : c61f1e50 ip : c61f1d58 fp : c61f1e64 # [ 117.941873] r10: 00000014 r9 : c1acf878 r8 : c15e7d40 # [ 117.948918] r7 : c61f1f60 r6 : 00000014 r5 : c5f65000 r4 : c1b82c48 # [ 117.957180] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad0670 # [ 117.965445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.974486] Control: 10c5387d Table: 1638004a DAC: 00000051 # [ 117.982054] Process cat (pid: 2522, stack limit = 0x3755ed70) # [ 117.989620] Stack: (0xc61f1e50 to 0xc61f2000) # [ 117.995801] 1e40: 00000029 c5f65000 c61f1e74 c61f1e68 # [ 118.005972] 1e60: c0c2d108 c138927c c61f1e9c c61f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5980140 # [ 118.016143] 1e80: b6eaa000 00000014 c3026780 c61f1f60 c61f1ec4 c61f1ea0 c07f4ad0 c0c2d4f4 # [ 118.026316] 1ea0: 00000000 c5980140 b6eaa000 c2816000 c61f1f60 c07f4a6c c61f1f5c c61f1ec8 # [ 118.036660] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c61f0000 # [ 118.046917] 1ee0: b6eaa000 00020000 00000004 00000014 0001ffec c61f1ee0 00000001 b6ea9000 # [ 118.055785] 1f00: c5afd900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.063971] 1f20: 00000000 00000000 c139e998 852f7d1a c205ca20 c5980140 c5980140 c61f0000 # [ 118.072157] 1f40: b6eaa000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059872c c0598098 # [ 118.080341] 1f60: 00000000 00000000 c61f1fac 852f7d1a 00000014 00000014 b6ff1e00 00000004 # [ 118.088526] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c05987bc c05986c4 00000000 c61f1fa8 # [ 118.096711] 1fa0: c03000c0 c05987b0 00000014 00000014 00000001 b6eaa000 00000014 00000000 # [ 118.104896] 1fc0: 00000014 00000014 b6ff1e00 00000004 00000001 00000000 00020000 bee2fa54 # [ 118.113080] 1fe0: 00000004 bee2f788 b6f5f94f b6ee5c66 800e0030 00000001 00000000 00000000 # [ 118.121260] Backtrace: # [ 118.123730] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.132695] r5:c5f65000 r4:00000029 # [ 118.136286] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.144302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.152228] r9:c61f1f60 r8:c3026780 r7:00000014 r6:b6eaa000 r5:c5980140 r4:c0c2d4e8 # [ 118.159984] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.167823] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6eaa000 r5:c5980140 r4:00000000 # [ 118.175576] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.182721] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c61f0000 r5:c5980140 # [ 118.190555] r4:c5980140 # [ 118.193097[ 118.740782] lkdtm: Performing direct entry WRITE_KERN ] [] (ksys_write) from [ 118.747531] lkdtm: attempting bad 7713488 byte write at c1389148 [] (sys_write+0x18/0x1c[ 118.756509] 8<--- cut here --- ) # [ 118.200241][ r191:8c.662261] Unable to handle kernel paging request at virtual address c1389148 1f0000 r8:c03002e4[ r 71:108.0701651] pgd = d1576f72 00004 r6:b6ff1e00 r5:00000014 r[4 118.776436] [c1389148] *pgd=1121940e(bad) :00000014 # [ 118.2079[9 5 ]1 18.783137] Internal error: Oops: 80d [#14] SMP ARM ] (sys_write) from [] (ret_fast_syscall+[0 x 018.822136] CPU: 3 PID: 2596 Comm: cat Tainted: G D W 5.10.131-cip13 #1 /0x28) # [ [1 1 81.1281.585362884] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] Exception stack(0xc61f1f[a 8 118.840824] PC is at memcpy+0x50/0x330 o 0xc61f1ff0) # [[ 111188..2847081] LR is at 0xe92dd830 0628] 1fa0: [ 1 1 8 . 8 2386] pc : [] lr : [] psr: 200e0013 00000014 0[0 0 0101081.48 60729] sp : c677fe2c ip : e1a0c00d fp : c677fe64 0000001 b6eaa0[0 0 101080.080607946] r10: 0000000b r9 : c1acf88c r8 : e89da800 4 00000000 # [ [ 1 1181.82.28875164] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 14] 1fc0: 0000[0 0 1141 80.080803769] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 014 b6ff1e00 000000[0 4 101080.892290] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0001 00000000 00[0 2 0101080. 9b01588] Control: 10c5387d Table: 1663404a DAC: 00000051 e2fa54 # [ 118[. 2 3161989.69]09414] Process cat (pid: 2596, stack limit = 0x42fe957a) 1fe0: 00000004 b[e e 21f1788.89 17238] Stack: (0xc677fe2c to 0xc6780000) 6f5f94f b6ee5c66 # [ [ 1 1181.8.923677] fe20: c0c2de78 0075b2d0 c677ff60 c15e7d40 c1389148 42059] Code: e34a3bcd [e 3 010108.934195] fe40: c1389148 c138932c 0000002a c64ea000 0000000b c677ff60 c677fe74 c677fe68 70 e34c01ad e0233002 [( e 5181483944709] fe60: c0c2d108 c13892ec c677fe9c c677fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c4728280 000) # [ 118.2481[6 2 ]1 1-8-.955137] fe80: b6e11000 0000000b c3026780 c677ff60 c677fec4 c677fea0 c07f4ad0 c0c2d4f4 [ end trace 482078f5[f f e1a108c.965566] fea0: 00000000 c4728280 b6e11000 c2816000 c677ff60 c07f4a6c c677ff5c c677fec8 2 ]--- # WRITE_RO_AF[T E R1_1I8N975996] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c677e000 IT: missing 'call tr[a c e1:1'8:.986424] fee0: b6e11000 00020000 00000004 0000000b 0001fff5 c677fee0 00000001 b6e10000 [FAIL] not ok 40 self[t e s1t1s8.996853] ff00: c5afcb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 lkdtm: WRITE_RO_AFTER[_ I N1I1T9.007369] ff20: 00000000 00000000 c139e998 362ccf0b c205ca20 c4728280 c4728280 c677e000 sh # exit=1 # selfte[s t s1:1 9l017883] ff40: b6e11000 00000000 00000000 00000004 c677ff94 c677ff60 c059872c c0598098 kdtm: WRITE_KERN.sh[ 119.028310] ff60: 00000000 00000000 c677ffac 362ccf0b 0000000b 0000000b b6f55e00 00000004 [ 119.038305] ff80: c03002e4 c677e000 c677ffa4 c677ff98 c05987bc c05986c4 00000000 c677ffa8 [ 119.046490] ffa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 [ 119.054675] ffc0: 0000000b 0000000b b6f55e00 00000004 00000001 00000000 00020000 beffea54 [ 119.062860] ffe0: 00000004 beffe788 b6ec694f b6e4cc66 800e0030 00000001 00000000 00000000 [ 119.071040] Backtrace: [ 119.073516] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.081703] r7:c677ff60 r6:0000000b r5:c64ea000 r4:0000002a [ 119.087373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.095391] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.103317] r9:c677ff60 r8:c3026780 r7:0000000b r6:b6e11000 r5:c4728280 r4:c0c2d4e8 [ 119.111074] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.118912] r9:c07f4a6c r8:c677ff60 r7:c2816000 r6:b6e11000 r5:c4728280 r4:00000000 [ 119.126667] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.133811] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c677e000 r5:c4728280 [ 119.141644] r4:c4728280 [ 119.144188] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.151332] r9:c677e000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000000b r4:0000000b [ 119.159086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.166660] Exception stack(0xc677ffa8 to 0xc677fff0) [ 119.171720] ffa0: 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 [ 119.179905] ffc0: 0000000b 0000000b b6f55e00 00000004 00000001 00000000 00020000 beffea54 [ 119.188087] ffe0: 00000004 beffe788 b6ec694f b6e4cc66 [ 119.193147] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 119.199252] ---[ end trace 482078f5ffea0c53 ]--- # Segmentation fault # [ 118.740782] lkdtm: Performing direct entry WRITE_KERN # [ 118.747531] lkdtm: attempting bad 7713488 byte write at c1389148 # [ 118.756509] 8<--- cut here --- # [ 118.762261] Unable to handle kernel paging request at virtual address c1389148 # [ 118.771651] pgd = d1576f72 # [ 118.776436] [c1389148] *pgd=1121940e(bad) # [ 118.783137] Internal error: Oops: 80d [#14] SMP ARM # [ 118.790436] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.822136] CPU: 3 PID: 2596 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 118.832384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.840824] PC is at memcpy+0x50/0x330 # [ 118.847081] LR is at 0xe92dd830 # [ 118.852386] pc : [] lr : [] psr: 200e0013 # [ 118.860729] sp : c677fe2c ip : e1a0c00d fp : c677fe64 # [ 118.867946] r10: 0000000b r9 : c1acf88c r8 : e89da800 # [ 118.875164] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 118.883769] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 # [ 118.892290] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.901588] Control: 10c5387d Table: 1663404a DAC: 00000051 # [ 118.909414] Process cat (pid: 2596, stack limit = 0x42fe957a) # [ 118.917238] Stack: (0xc677fe2c to 0xc6780000) # [ 118.923677] fe20: c0c2de78 0075b2d0 c677ff60 c15e7d40 c1389148 # [ 118.934195] fe40: c1389148 c138932c 0000002a c64ea000 0000000b c677ff60 c677fe74 c677fe68 # [ 118.944709] fe60: c0c2d108 c13892ec c677fe9c c677fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c4728280 # [ 118.955137] fe80: b6e11000 0000000b c3026780 c677ff60 c677fec4 c677fea0 c07f4ad0 c0c2d4f4 # [ 118.965566] fea0: 00000000 c4728280 b6e11000 c2816000 c677ff60 c07f4a6c c677ff5c c677fec8 # [ 118.975996] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c677e000 # [ 118.986424] fee0: b6e11000 00020000 00000004 0000000b 0001fff5 c677fee0 00000001 b6e10000 # [ 118.996853] ff00: c5afcb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 119.007369] ff20: 00000000 00000000 c139e998 362ccf0b c205ca20 c4728280 c4728280 c677e000 # [ 119.017883] ff40: b6e11000 00000000 00000000 00000004 c677ff94 c677ff60 c059872c c0598098 # [ 119.028310] ff60: 00000000 00000000 c677ffac 362ccf0b 0000000b 0000000b b6f55e00 00000004 # [ 119.038305] ff80: c03002e4 c677e000 c677ffa4 c677ff98 c05987bc c05986c4 00000000 c677ffa8 # [ 119.046490] ffa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 # [ 119.054675] ffc0: 0000000b 0000000b b6f55e00 00000004 00000001 00000000 00020000 beffea54 # [ 119.062860] ffe0: 00000004 beffe788 b6ec694f b6e4cc66 800e0030 00000001 00000000 00000000 # [ 119.071040] Backtrace: # [ 119.073516] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.081703] r7:c677ff60 r6:0000000b r5:c64ea000 r4:0000002a # [ 119.087373] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.095391] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.103317] r9:c677ff60 r8:c3026780 r7:0000000b r6:b6e11000 r5:c4728280 r4:c0c2d4e8 # [ 119.111074] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.118912] r9:c07f4a6c r8:c677ff60 r7:c2816000 r6:b6e11000 r5:c4728280 r4:00000000 # [ 119.126667] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.133811] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c677e000 r5:c4728280 # [ 119.141644] r4:c4728280 # [ 119.144188] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.151332] r9:c677e000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000000b r4:0000000b # [ 119.159086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.166660] Exception stack(0xc677ffa8 to 0xc677fff0) # [ [ 119.663835] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 119.171720] ffa0: [ 1 1 9 .672614] lkdtm: attempting good refcount_inc() without overflow 0000000b 0000000b 000000[ 119.681118] lkdtm: attempting bad refcount_inc() overflow 01 b6e11000 0000000b 00000000 # [ 119.689374] ------------[ cut here ]------------ [ 119.179905] ffc0: 0000000b 000[ 119.696847] WARNING: CPU: 1 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0000b b6f55e00 00000004 00000001 [ 119.708127] refcount_t: saturated; leaking memory. 00000000 00020000 beffea54 # [ [ 119.715782] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 119.188087] ffe0: 00000004 beffe7[ 119.747498] CPU: 1 PID: 2671 Comm: cat Tainted: G D W 5.10.131-cip13 #1 88 b6ec694[f b161e9.47c5c86066] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.193147][ C o1d1e9:. 7f6324] Backtrace: 5d1f05c f5d1f07c e8b151f8 e252202[ 119.770869] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 0 (e8a051f8) # [[ 111199..1781292] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 9252] ---[ end trace 482[0 7 81f19.789122] [] (show_stack) from [] (dump_stack+0xe0/0x100) ffea0c53 ]--- # WRITE_KER[N : 119.798862] [] (dump_stack) from [] (__warn+0xfc/0x16c) issing 'call trac[e : '1:1 9[.F8A8332] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 IL] not ok 41 selfte[s t s1:1 9l818159] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) kdtm: WRITE[_ K E1R1N9..s8h2 7#8 9] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c63de000 exit=1 # selftests: [l k d1t1m9:835379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) REFCOUNT_INC_O[V E R1F1L9O.W8.4s588] r9:c1acf898 r8:c15e7d40 r7:c63dff60 r6:00000016 r5:c5c40000 r4:c63de000 h [ 119.856334] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.866243] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 119.876341] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.885477] r4:0000002b [ 119.888023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.896038] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.903963] r9:c63dff60 r8:c3026780 r7:00000016 r6:b6e27000 r5:c61f4a00 r4:c0c2d4e8 [ 119.911719] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.919557] r9:c07f4a6c r8:c63dff60 r7:c2816000 r6:b6e27000 r5:c61f4a00 r4:00000000 [ 119.927311] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.934454] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c63de000 r5:c61f4a00 [ 119.942288] r4:c61f4a00 [ 119.944830] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.951972] r9:c63de000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000016 r4:00000016 [ 119.959729] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.967306] Exception stack(0xc63dffa8 to 0xc63dfff0) [ 119.972368] ffa0: 00000016 00000016 00000001 b6e27000 00000016 00000000 [ 119.980556] ffc0: 00000016 00000016 b6f6ee00 00000004 00000001 00000000 00020000 bebe2a54 [ 119.988740] ffe0: 00000004 bebe2788 b6edc94f b6e62c66 [ 119.993888] irq event stamp: 0 [ 119.996965] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.002557] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.010088] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.017613] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.023198] ---[ end trace 482078f5ffea0c54 ]--- [ 120.027853] lkdtm: Overflow detected: saturated # [ 119.663835] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 119.672614] lkdtm: attempting good refcount_inc() without overflow # [ 119.681118] lkdtm: attempting bad refcount_inc() overflow # [ 119.689374] ------------[ cut here ]------------ # [ 119.696847] WARNING: CPU: 1 PID: 2671 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.708127] refcount_t: saturated; leaking memory. # [ 119.715782] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.747498] CPU: 1 PID: 2671 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 119.758063] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.766324] Backtrace: # [ 119.770869] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.781292] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.789122] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.798862] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.808332] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 119.818159] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.827889] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c63de000 # [ 119.835379] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.846588] r9:c1acf898 r8:c15e7d40 r7:c63dff60 r6:00000016 r5:c5c40000 r4:c63de000 # [ 119.856334] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.866243] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 119.876341] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.885477] r4:0000002b # [ 119.888023] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.896038] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.903963] r9:c63dff60 r8:c3026780 r7:00000016 r6:b6e27000 r5:c61f4a00 r4:c0c2d4e8 # [ 119.911719] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.919557] r9:c07f4a6c r8:c63dff60 r7:c2816000 r6:b6e27000 r5:c61f4a00 r4:00000000 # [ 119.927311] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.934454] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c63de000 r5:c61f4a00 # [ 119.942288] r4:c61f4a00 # [ 119.944830] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.951972] r9:c63de000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:00000016 r4:00000016 # [ 119.959729] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.967306] Exception stack(0xc63dffa8 to 0xc63dfff0) # [ 119.972368] ffa0: 00000016 00000016 00000001 b6e27000 00000016 00000000 # [ 119.980556] ffc0: 00000016 00000016 b6f6ee00 00000004 00000001 00000000 00020000 bebe2a54 # [ 119.988740] ffe0: 00000004 bebe2788 b6edc94f b6e62c66 # [ 119.993888] irq event stamp: 0 # [ 119.996965] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.002557] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.010088] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.017613] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.023198] ---[ end trace 482078f5ffea0c54 ]--- # [ 120.027853] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: m[ 120.449359] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW issing 'call trace:': [FAIL] not[ 120.457232] lkdtm: attempting good refcount_add() without overflow ok 42 selftests: lkdtm: REFCOUNT[ 120.466310] lkdtm: attempting bad refcount_add() overflow _INC_OVERFLOW.sh # exit=1 # self[ 120.474608] ------------[ cut here ]------------ tests: lkdtm: REFCOUNT_ADD_OVERFL[ 120.484014] WARNING: CPU: 0 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 OW.sh [ 120.494204] refcount_t: saturated; leaking memory. [ 120.499027] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.528261] CPU: 0 PID: 2705 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 120.536012] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.542547] Backtrace: [ 120.545029] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.552613] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.558291] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.565618] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.572592] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 120.580353] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.587847] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c668e000 [ 120.593530] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 120.602503] r9:c1acf8b0 r8:c15e7d40 r7:c668ff60 r6:00000016 r5:c66dc000 r4:c668e000 [ 120.610269] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 120.619943] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 120.630046] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.639184] r4:0000002c [ 120.641735] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.649757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.657687] r9:c668ff60 r8:c3026780 r7:00000016 r6:b6dd3000 r5:c5afc280 r4:c0c2d4e8 [ 120.665448] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.673290] r9:c07f4a6c r8:c668ff60 r7:c2816000 r6:b6dd3000 r5:c5afc280 r4:00000000 [ 120.681047] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.688194] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c668e000 r5:c5afc280 [ 120.696029] r4:c5afc280 [ 120.698577] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.705723] r9:c668e000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000016 r4:00000016 [ 120.713481] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.721058] Exception stack(0xc668ffa8 to 0xc668fff0) [ 120.726122] ffa0: 00000016 00000016 00000001 b6dd3000 00000016 00000000 [ 120.734313] ffc0: 00000016 00000016 b6f1ae00 00000004 00000001 00000000 00020000 be8b2a54 [ 120.742498] ffe0: 00000004 be8b2788 b6e8894f b6e0ec66 [ 120.747599] irq event stamp: 0 [ 120.750678] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.756316] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.763851] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.771353] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.776968] ---[ end trace 482078f5ffea0c55 ]--- [ 120.781600] lkdtm: Overflow detected: saturated # [ 120.449359] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 120.457232] lkdtm: attempting good refcount_add() without overflow # [ 120.466310] lkdtm: attempting bad refcount_add() overflow # [ 120.474608] ------------[ cut here ]------------ # [ 120.484014] WARNING: CPU: 0 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 120.494204] refcount_t: saturated; leaking memory. # [ 120.499027] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.528261] CPU: 0 PID: 2705 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 120.536012] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.542547] Backtrace: # [ 120.545029] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.552613] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.558291] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.565618] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.572592] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 120.580353] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.587847] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c668e000 # [ 120.593530] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 120.602503] r9:c1acf8b0 r8:c15e7d40 r7:c668ff60 r6:00000016 r5:c66dc000 r4:c668e000 # [ 120.610269] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 120.619943] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 120.630046] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.639184] r4:0000002c # [ 120.641735] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.649757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.657687] r9:c668ff60 r8:c3026780 r7:00000016 r6:b6dd3000 r5:c5afc280 r4:c0c2d4e8 # [ 120.665448] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.673290] r9:c07f4a6c r8:c668ff60 r7:c2816000 r6:b6dd3000 r5:c5afc280 r4:00000000 # [ 120.681047] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.688194] r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c668e000 r5:c5afc280 # [ 120.696029] r4:c5afc280 # [ 120.698577] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.705723] r9:c668e000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000016 r4:00000016 # [ 120.713481] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.721058] Exception stack(0xc668ffa8 to 0xc668fff0) # [ 120.726122] ffa0: 00000016 00000016 00000001 b6dd3000 00000016 00000000 # [ 120.734313] ffc0: 00000016 00000016 b6f1ae00 00000004 00000001 00000000 00020000 be8b2a54 # [ 120.742498] ffe0: 00000004 be8b2788 b6e8894f b6e0ec66 # [ 120.747599] irq event stamp: 0 # [ 120.750678] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.756316] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.763851] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.771353] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.776968] ---[ end trace 482078f5ffea0c55 ]--- # [ 120.781600] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 121.234595] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 121.241407] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 121.247677] ------------[ cut here ]------------ [ 121.252332] WARNING: CPU: 1 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 121.260961] refcount_t: saturated; leaking memory. [ 121.265813] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.294953] CPU: 1 PID: 2739 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 121.302702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.309234] Backtrace: [ 121.311706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.319286] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.324959] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.332282] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.339251] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 121.347005] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.354493] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c5fa8000 [ 121.360168] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.369135] r9:c1acf8c8 r8:c15e7d40 r7:c5fa9f60 r6:0000001f r5:c2c63000 r4:7fffffff [ 121.376893] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.387336] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 121.398990] r5:c2c63000 r4:c5fa8000 [ 121.402582] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.412499] r4:0000002d [ 121.415045] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.423063] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.430986] r9:c5fa9f60 r8:c3026780 r7:0000001f r6:b6e3a000 r5:c5afd400 r4:c0c2d4e8 [ 121.438744] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.446581] r9:c07f4a6c r8:c5fa9f60 r7:c2816000 r6:b6e3a000 r5:c5afd400 r4:00000000 [ 121.454335] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.461477] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c5fa8000 r5:c5afd400 [ 121.469309] r4:c5afd400 [ 121.471852] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.478995] r9:c5fa8000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:0000001f r4:0000001f [ 121.486749] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.494323] Exception stack(0xc5fa9fa8 to 0xc5fa9ff0) [ 121.499383] 9fa0: 0000001f 0000001f 00000001 b6e3a000 0000001f 00000000 [ 121.507568] 9fc0: 0000001f 0000001f b6f81e00 00000004 00000001 00000000 00020000 be9d8a54 [ 121.515751] 9fe0: 00000004 be9d8788 b6eef94f b6e75c66 [ 121.520875] irq event stamp: 0 [ 121.523969] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.529559] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.537106] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.544672] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.550264] ---[ end trace 482078f5ffea0c56 ]--- [ 121.554923] lkdtm: Overflow detected: saturated # [ 121.234595] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 121.241407] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 121.247677] ------------[ cut here ]------------ # [ 121.252332] WARNING: CPU: 1 PID: 2739 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.260961] refcount_t: saturated; leaking memory. # [ 121.265813] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.294953] CPU: 1 PID: 2739 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 121.302702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.309234] Backtrace: # [ 121.311706] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.319286] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.324959] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.332282] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.339251] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 121.347005] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.354493] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c5fa8000 # [ 121.360168] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.369135] r9:c1acf8c8 r8:c15e7d40 r7:c5fa9f60 r6:0000001f r5:c2c63000 r4:7fffffff # [ 121.376893] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.387336] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 121.398990] r5:c2c63000 r4:c5fa8000 # [ 121.402582] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.412499] r4:0000002d # [ 121.415045] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.423063] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.430986] r9:c5fa9f60 r8:c3026780 r7:0000001f r6:b6e3a000 r5:c5afd400 r4:c0c2d4e8 # [ 121.438744] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.446581] r9:c07f4a6c r8:c5fa9f60 r7:c2816000 r6:b6e3a000 r5:c5afd400 r4:00000000 # [ 121.454335] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.461477] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c5fa8000 r5:c5afd400 # [ 121.469309] r4:c5afd400 # [ 121.471852] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.478995] r9:c5fa8000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:0000001f r4:0000001f # [ 121.486749] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.494323] Exception stack(0xc5fa9fa8 to 0xc5fa9ff0) # [ 121.499383] 9fa0: 0000001f 0000001f 00000001 b6e3a000 0000001f 00000000 # [ 121.507568] 9fc0: 0000001f 0000001f b6f81e00 00000004 00000001 00000000 00020000 be9d8a54 # [ 121.515751] 9fe0: 00000004 be9d8788 b6eef94f b6e75c66 # [ 121.520875] irq event stamp: 0 # [ 121.523969] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.529559] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.537106] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.544672] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.550264] ---[ end trace 482078f5ffea0c56 ]--- # [ 121.554923] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL][ 121.980977] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW not ok 44 selftests: lkdtm: REFC[ 121.988231] lkdtm: attempting bad refcount_add_not_zero() overflow OUNT_INC_NOT_ZERO_OVERFLOW.sh # e[ 121.997353] ------------[ cut here ]------------ xit=1 # selftests: lkdtm: REFCOU[ 122.004866] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 NT_ADD_NOT_ZERO_OVERFLOW.sh [ 122.016156] refcount_t: saturated; leaking memory. [ 122.023469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.052625] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 122.060374] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.066906] Backtrace: [ 122.069380] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.076959] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.082631] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.089955] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.096926] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 122.104679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.112169] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c647e000 [ 122.117844] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.126811] r9:c1acf8e8 r8:c15e7d40 r7:c647ff60 r6:0000001f r5:c66dc000 r4:7fffffff [ 122.134568] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.145016] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 122.156670] r5:c66dc000 r4:c647e000 [ 122.160263] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.170181] r4:0000002e [ 122.172727] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.180745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.188669] r9:c647ff60 r8:c3026780 r7:0000001f r6:b6dc0000 r5:c598ca00 r4:c0c2d4e8 [ 122.196425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.204262] r9:c07f4a6c r8:c647ff60 r7:c2816000 r6:b6dc0000 r5:c598ca00 r4:00000000 [ 122.212015] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.219158] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c647e000 r5:c598ca00 [ 122.226990] r4:c598ca00 [ 122.229532] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.236675] r9:c647e000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f [ 122.244429] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.252003] Exception stack(0xc647ffa8 to 0xc647fff0) [ 122.257064] ffa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 [ 122.265250] ffc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bec52a54 [ 122.273433] ffe0: 00000004 bec52788 b6e7594f b6dfbc66 [ 122.278552] irq event stamp: 0 [ 122.281624] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.287237] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.294768] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.302266] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.308607] ---[ end trace 482078f5ffea0c57 ]--- [ 122.313798] lkdtm: Overflow detected: saturated # [ 121.980977] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 121.988231] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 121.997353] ------------[ cut here ]------------ # [ 122.004866] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.016156] refcount_t: saturated; leaking memory. # [ 122.023469] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.052625] CPU: 0 PID: 2773 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 122.060374] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.066906] Backtrace: # [ 122.069380] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.076959] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.082631] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.089955] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.096926] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 122.104679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.112169] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c647e000 # [ 122.117844] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.126811] r9:c1acf8e8 r8:c15e7d40 r7:c647ff60 r6:0000001f r5:c66dc000 r4:7fffffff # [ 122.134568] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.145016] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 122.156670] r5:c66dc000 r4:c647e000 # [ 122.160263] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.170181] r4:0000002e # [ 122.172727] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.180745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.188669] r9:c647ff60 r8:c3026780 r7:0000001f r6:b6dc0000 r5:c598ca00 r4:c0c2d4e8 # [ 122.196425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.204262] r9:c07f4a6c r8:c647ff60 r7:c2816000 r6:b6dc0000 r5:c598ca00 r4:00000000 # [ 122.212015] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.219158] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c647e000 r5:c598ca00 # [ 122.226990] r4:c598ca00 # [ 122.229532] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.236675] r9:c647e000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f # [ 122.244429] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.252003] Exception stack(0xc647ffa8 to 0xc647fff0) # [ 122.257064] ffa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 # [ 122.265250] ffc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bec52a54 # [ 122.273433] ffe0: 00000004 bec52788 b6e7594f b6dfbc66 # [ 122.278552] irq event stamp: 0 # [ 122.281624] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.287237] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.294768] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.302266] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.308607] ---[ end trace 482078f5ffea0c57 ]--- # [ 122.313798] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # sel[ 122.750764] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO ftests: lkdtm: REFCOUNT_DEC_ZERO.[ 122.757787] lkdtm: attempting good refcount_dec() sh [ 122.765434] lkdtm: attempting bad refcount_dec() to zero [ 122.771045] ------------[ cut here ]------------ [ 122.775722] WARNING: CPU: 0 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.784205] refcount_t: decrement hit 0; leaking memory. [ 122.789527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.818718] CPU: 0 PID: 2807 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 122.826468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.833001] Backtrace: [ 122.835476] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.843056] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.848726] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.856049] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.863020] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 122.870775] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.878264] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c647c000 [ 122.883936] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.892904] r9:c1acf908 r8:c15e7d40 r7:c647df60 r6:00000012 r5:c66db000 r4:c647c000 [ 122.900659] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.910323] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 122.920078] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.928866] r4:0000002f [ 122.931411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.939429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.947354] r9:c647df60 r8:c3026780 r7:00000012 r6:b6e2e000 r5:c5c0f7c0 r4:c0c2d4e8 [ 122.955111] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.962949] r9:c07f4a6c r8:c647df60 r7:c2816000 r6:b6e2e000 r5:c5c0f7c0 r4:00000000 [ 122.970700] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.977844] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c647c000 r5:c5c0f7c0 [ 122.985676] r4:c5c0f7c0 [ 122.988218] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.995361] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 [ 123.003115] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.010690] Exception stack(0xc647dfa8 to 0xc647dff0) [ 123.015750] dfa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 [ 123.023936] dfc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 beb3fa54 [ 123.032118] dfe0: 00000004 beb3f788 b6ee394f b6e69c66 [ 123.037230] irq event stamp: 0 [ 123.040304] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.045919] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.053451] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.060948] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.067599] ---[ end trace 482078f5ffea0c58 ]--- [ 123.072256] lkdtm: Zero detected: saturated # [ 122.750764] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 122.757787] lkdtm: attempting good refcount_dec() # [ 122.765434] lkdtm: attempting bad refcount_dec() to zero # [ 122.771045] ------------[ cut here ]------------ # [ 122.775722] WARNING: CPU: 0 PID: 2807 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.784205] refcount_t: decrement hit 0; leaking memory. # [ 122.789527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.818718] CPU: 0 PID: 2807 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 122.826468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.833001] Backtrace: # [ 122.835476] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.843056] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.848726] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.856049] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.863020] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 122.870775] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.878264] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c647c000 # [ 122.883936] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.892904] r9:c1acf908 r8:c15e7d40 r7:c647df60 r6:00000012 r5:c66db000 r4:c647c000 # [ 122.900659] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.910323] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 122.920078] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.928866] r4:0000002f # [ 122.931411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.939429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.947354] r9:c647df60 r8:c3026780 r7:00000012 r6:b6e2e000 r5:c5c0f7c0 r4:c0c2d4e8 # [ 122.955111] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.962949] r9:c07f4a6c r8:c647df60 r7:c2816000 r6:b6e2e000 r5:c5c0f7c0 r4:00000000 # [ 122.970700] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.977844] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c647c000 r5:c5c0f7c0 # [ 122.985676] r4:c5c0f7c0 # [ 122.988218] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.995361] r9:c647c000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012 # [ 123.003115] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.010690] Exception stack(0xc647dfa8 to 0xc647dff0) # [ 123.015750] dfa0: 00000012 00000012 00000001 b6e2e000 00000012 00000000 # [ 123.023936] dfc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 beb3fa54 # [ 123.032118] dfe0: 00000004 beb3f788 b6ee394f b6e69c66 # [ 123.037230] irq event stamp: 0 # [ 123.040304] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.045919] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.053451] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.060948] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.067599] ---[ end trace 482078f5ffea0c58 ]--- # [ 123.072256] 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 [ 123.533398] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 123.539463] lkdtm: attempting bad refcount_dec() below zero [ 123.545110] ------------[ cut here ]------------ [ 123.549764] WARNING: CPU: 2 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 123.558353] refcount_t: decrement hit 0; leaking memory. [ 123.563724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.592870] CPU: 2 PID: 2844 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 123.600620] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.607154] Backtrace: [ 123.609628] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.617207] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 123.622879] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.630202] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.637173] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 123.644929] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.652418] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c63de000 [ 123.658093] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 123.667059] r9:c1acf91c r8:c15e7d40 r7:c63dff60 r6:00000016 r5:00000000 r4:c63de000 [ 123.674815] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 123.684479] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 123.694583] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.703721] r5:c5f65000 r4:00000030 [ 123.707308] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.715325] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.723249] r9:c63dff60 r8:c3026780 r7:00000016 r6:b6dc7000 r5:c5980780 r4:c0c2d4e8 [ 123.731006] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.738844] r9:c07f4a6c r8:c63dff60 r7:c2816000 r6:b6dc7000 r5:c5980780 r4:00000000 [ 123.746598] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.753741] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c63de000 r5:c5980780 [ 123.761574] r4:c5980780 [ 123.764118] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.771260] r9:c63de000 r8:c03002e4 r7:00000004 r6:b6f0ee00 r5:00000016 r4:00000016 [ 123.779014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.786588] Exception stack(0xc63dffa8 to 0xc63dfff0) [ 123.791650] ffa0: 00000016 00000016 00000001 b6dc7000 00000016 00000000 [ 123.799838] ffc0: 00000016 00000016 b6f0ee00 00000004 00000001 00000000 00020000 bec66a54 [ 123.808020] ffe0: 00000004 bec66788 b6e7c94f b6e02c66 [ 123.813134] irq event stamp: 0 [ 123.816253] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.821867] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.829397] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.836968] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.842568] ---[ end trace 482078f5ffea0c59 ]--- [ 123.847234] lkdtm: Negative detected: saturated # [ 123.533398] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 123.539463] lkdtm: attempting bad refcount_dec() below zero # [ 123.545110] ------------[ cut here ]------------ # [ 123.549764] WARNING: CPU: 2 PID: 2844 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 123.558353] refcount_t: decrement hit 0; leaking memory. # [ 123.563724] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.592870] CPU: 2 PID: 2844 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 123.600620] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.607154] Backtrace: # [ 123.609628] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.617207] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 123.622879] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.630202] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.637173] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 123.644929] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.652418] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c63de000 # [ 123.658093] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 123.667059] r9:c1acf91c r8:c15e7d40 r7:c63dff60 r6:00000016 r5:00000000 r4:c63de000 # [ 123.674815] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 123.684479] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 123.694583] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.703721] r5:c5f65000 r4:00000030 # [ 123.707308] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.715325] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.723249] r9:c63dff60 r8:c3026780 r7:00000016 r6:b6dc7000 r5:c5980780 r4:c0c2d4e8 # [ 123.731006] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.738844] r9:c07f4a6c r8:c63dff60 r7:c2816000 r6:b6dc7000 r5:c5980780 r4:00000000 # [ 123.746598] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.753741] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c63de000 r5:c5980780 # [ 123.761574] r4:c5980780 # [ 123.764118] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.771260] r9:c63de000 r8:c03002e4 r7:00000004 r6:b6f0ee00 r5:00000016 r4:00000016 # [ 123.779014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.786588] Exception stack(0xc63dffa8 to 0xc63dfff0) # [ 123.791650] ffa0: 00000016 00000016 00000001 b6dc7000 00000016 00000000 # [ 123.799838] ffc0: 00000016 00000016 b6f0ee00 00000004 00000001 00000000 00020000 bec66a54 # [ 123.808020] ffe0: 00000004 bec66788 b6e7c94f b6e02c66 # [ 123.813134] irq event stamp: 0 # [ 123.816253] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.821867] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.829397] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.836968] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.842568] ---[ end trace 482078f5ffea0c59 ]--- # [ 123.847234] 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 [ 124.304596] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 124.311406] lkdtm: attempting bad refcount_dec_and_test() below zero [ 124.317948] ------------[ cut here ]------------ [ 124.322633] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.331219] refcount_t: underflow; use-after-free. [ 124.336160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.365636] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 124.373387] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.379918] Backtrace: [ 124.382394] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.389975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 124.395647] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.402969] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.409940] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 124.417695] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.425186] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6386000 [ 124.430860] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.439913] r9:c1acf934 r8:c15e7d40 r7:c6387f60 r6:0000001f r5:00000000 r4:c6386000 [ 124.447675] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.458125] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 124.469786] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.479703] r5:c6536000 r4:00000031 [ 124.483291] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.491309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.499233] r9:c6387f60 r8:c3026780 r7:0000001f r6:b6e9f000 r5:c4728dc0 r4:c0c2d4e8 [ 124.506990] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.514829] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6e9f000 r5:c4728dc0 r4:00000000 [ 124.522581] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.529725] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c6386000 r5:c4728dc0 [ 124.537558] r4:c4728dc0 [ 124.540100] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.547243] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000001f r4:0000001f [ 124.554997] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.562571] Exception stack(0xc6387fa8 to 0xc6387ff0) [ 124.567631] 7fa0: 0000001f 0000001f 00000001 b6e9f000 0000001f 00000000 [ 124.575816] 7fc0: 0000001f 0000001f b6fe6e00 00000004 00000001 00000000 00020000 bed1fa54 [ 124.583999] 7fe0: 00000004 bed1f788 b6f5494f b6edac66 [ 124.589116] irq event stamp: 0 [ 124.592188] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.597810] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.605371] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.612898] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.618547] ---[ end trace 482078f5ffea0c5a ]--- [ 124.623185] lkdtm: Negative detected: saturated # [ 124.304596] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 124.311406] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 124.317948] ------------[ cut here ]------------ # [ 124.322633] WARNING: CPU: 3 PID: 2879 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.331219] refcount_t: underflow; use-after-free. # [ 124.336160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.365636] CPU: 3 PID: 2879 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 124.373387] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.379918] Backtrace: # [ 124.382394] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.389975] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 124.395647] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.402969] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.409940] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 124.417695] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.425186] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6386000 # [ 124.430860] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.439913] r9:c1acf934 r8:c15e7d40 r7:c6387f60 r6:0000001f r5:00000000 r4:c6386000 # [ 124.447675] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.458125] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 124.469786] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.479703] r5:c6536000 r4:00000031 # [ 124.483291] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.491309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.499233] r9:c6387f60 r8:c3026780 r7:0000001f r6:b6e9f000 r5:c4728dc0 r4:c0c2d4e8 # [ 124.506990] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.514829] r9:c07f4a6c r8:c6387f60 r7:c2816000 r6:b6e9f000 r5:c4728dc0 r4:00000000 # [ 124.522581] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.529725] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c6386000 r5:c4728dc0 # [ 124.537558] r4:c4728dc0 # [ 124.540100] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.547243] r9:c6386000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000001f r4:0000001f # [ 124.554997] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.562571] Exception stack(0xc6387fa8 to 0xc6387ff0) # [ 124.567631] 7fa0: 0000001f 0000001f 00000001 b6e9f000 0000001f 00000000 # [ 124.575816] 7fc0: 0000001f 0000001f b6fe6e00 00000004 00000001 00000000 00020000 bed1fa54 # [ 124.583999] 7fe0: 00000004 bed1f788 b6f5494f b6edac66 # [ 124.589116] irq event stamp: 0 # [ 124.592188] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.597810] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.605371] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.612898] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.618547] ---[ end trace 482078f5ffea0c5a ]--- # [ 124.623185] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 125.092831] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 125.099696] lkdtm: attempting bad refcount_sub_and_test() below zero [ 125.106245] ------------[ cut here ]------------ [ 125.110918] WARNING: CPU: 1 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.119496] refcount_t: underflow; use-after-free. [ 125.124336] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.153499] CPU: 1 PID: 2914 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 125.161250] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.167783] Backtrace: [ 125.170257] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.177836] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.183508] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.190830] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.197802] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 125.205559] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.213048] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6274000 [ 125.218723] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.227777] r9:c1acf954 r8:c15e7d40 r7:c6275f60 r6:0000001f r5:c2c63000 r4:c6274000 [ 125.235539] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.245989] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 125.257651] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.267568] r4:00000032 [ 125.270114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.278130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.286054] r9:c6275f60 r8:c3026780 r7:0000001f r6:b6e67000 r5:c5afd040 r4:c0c2d4e8 [ 125.293809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.301647] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e67000 r5:c5afd040 r4:00000000 [ 125.309400] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.316543] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c6274000 r5:c5afd040 [ 125.324376] r4:c5afd040 [ 125.326918] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.334062] r9:c6274000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000001f r4:0000001f [ 125.341816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.349390] Exception stack(0xc6275fa8 to 0xc6275ff0) [ 125.354450] 5fa0: 0000001f 0000001f 00000001 b6e67000 0000001f 00000000 [ 125.362636] 5fc0: 0000001f 0000001f b6faee00 00000004 00000001 00000000 00020000 bed0fa54 [ 125.370818] 5fe0: 00000004 bed0f788 b6f1c94f b6ea2c66 [ 125.375941] irq event stamp: 0 [ 125.379014] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.384630] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.392142] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.399687] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.405308] ---[ end trace 482078f5ffea0c5b ]--- [ 125.409943] lkdtm: Negative detected: saturated # [ 125.092831] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 125.099696] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 125.106245] ------------[ cut here ]------------ # [ 125.110918] WARNING: CPU: 1 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.119496] refcount_t: underflow; use-after-free. # [ 125.124336] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.153499] CPU: 1 PID: 2914 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 125.161250] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.167783] Backtrace: # [ 125.170257] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.177836] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.183508] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.190830] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.197802] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 125.205559] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.213048] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6274000 # [ 125.218723] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.227777] r9:c1acf954 r8:c15e7d40 r7:c6275f60 r6:0000001f r5:c2c63000 r4:c6274000 # [ 125.235539] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.245989] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 125.257651] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.267568] r4:00000032 # [ 125.270114] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.278130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.286054] r9:c6275f60 r8:c3026780 r7:0000001f r6:b6e67000 r5:c5afd040 r4:c0c2d4e8 # [ 125.293809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.301647] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e67000 r5:c5afd040 r4:00000000 # [ 125.309400] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.316543] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c6274000 r5:c5afd040 # [ 125.324376] r4:c5afd040 # [ 125.326918] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.334062] r9:c6274000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000001f r4:0000001f # [ 125.341816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.349390] Exception stack(0xc6275fa8 to 0xc6275ff0) # [ 125.354450] 5fa0: 0000001f 0000001f 00000001 b6e67000 0000001f 00000000 # [ 125.362636] 5fc0: 0000001f 0000001f b6faee00 00000004 00000001 00000000 00020000 bed0fa54 # [ 125.370818] 5fe0: 00000004 bed0f788 b6f1c94f b6ea2c66 # [ 125.375941] irq event stamp: 0 # [ 125.379014] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.384630] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.392142] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.399687] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.405308] ---[ end trace 482078f5ffea0c5b ]--- # [ 125.409943] 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 [ 125.862686] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 125.868455] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 125.874930] lkdtm: Good: zero detected [ 125.878717] lkdtm: Correctly stayed at zero [ 125.882910] lkdtm: attempting bad refcount_inc() from zero [ 125.888442] ------------[ cut here ]------------ [ 125.893089] WARNING: CPU: 0 PID: 2946 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 125.901652] refcount_t: addition on 0; use-after-free. [ 125.906834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 125.935985] CPU: 0 PID: 2946 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 125.943735] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.950268] Backtrace: [ 125.952742] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.960320] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.965994] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.973320] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.980290] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 125.988047] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.995537] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6416000 [ 126.001210] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 126.010264] r9:c1acf974 r8:c15e7d40 r7:c6417f60 r6:00000012 r5:00000000 r4:c6416000 [ 126.018025] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 126.027693] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 126.037444] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.046233] r5:c66de000 r4:00000033 [ 126.049821] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.057839] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.065763] r9:c6417f60 r8:c3026780 r7:00000012 r6:b6db7000 r5:c472c280 r4:c0c2d4e8 [ 126.073518] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.081356] r9:c07f4a6c r8:c6417f60 r7:c2816000 r6:b6db7000 r5:c472c280 r4:00000000 [ 126.089108] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.096252] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6416000 r5:c472c280 [ 126.104085] r4:c472c280 [ 126.106626] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.113769] r9:c6416000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:00000012 r4:00000012 [ 126.121522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.129096] Exception stack(0xc6417fa8 to 0xc6417ff0) [ 126.134157] 7fa0: 00000012 00000012 00000001 b6db7000 00000012 00000000 [ 126.142343] 7fc0: 00000012 00000012 b6efee00 00000004 00000001 00000000 00020000 be8eea54 [ 126.150526] 7fe0: 00000004 be8ee788 b6e6c94f b6df2c66 [ 126.155663] irq event stamp: 0 [ 126.158735] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.164350] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.172697] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.180271] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.185880] ---[ end trace 482078f5ffea0c5c ]--- [ 126.190510] lkdtm: Zero detected: saturated # [ 125.862686] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 125.868455] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 125.874930] lkdtm: Good: zero detected # [ 125.878717] lkdtm: Correctly stayed at zero # [ 125.882910] lkdtm: attempting bad refcount_inc() from zero # [ 125.888442] ------------[ cut here ]------------ # [ 125.893089] WARNING: CPU: 0 PID: 2946 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 125.901652] refcount_t: addition on 0; use-after-free. # [ 125.906834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 125.935985] CPU: 0 PID: 2946 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 125.943735] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.950268] Backtrace: # [ 125.952742] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.960320] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.965994] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.973320] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.980290] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 125.988047] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.995537] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6416000 # [ 126.001210] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 126.010264] r9:c1acf974 r8:c15e7d40 r7:c6417f60 r6:00000012 r5:00000000 r4:c6416000 # [ 126.018025] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 126.027693] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 126.037444] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.046233] r5:c66de000 r4:00000033 # [ 126.049821] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.057839] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.065763] r9:c6417f60 r8:c3026780 r7:00000012 r6:b6db7000 r5:c472c280 r4:c0c2d4e8 # [ 126.073518] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.081356] r9:c07f4a6c r8:c6417f60 r7:c2816000 r6:b6db7000 r5:c472c280 r4:00000000 # [ 126.089108] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.096252] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6416000 r5:c472c280 # [ 126.104085] r4:c472c280 # [ 126.106626] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.113769] r9:c6416000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:00000012 r4:00000012 # [ 126.121522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.129096] Exception stack(0xc6417fa8 to 0xc6417ff0) # [ 126.134157] 7fa0: 00000012 00000012 00000001 b6db7000 00000012 00000000 # [ 126.142343] 7fc0: 00000012 00000012 b6efee00 00000004 00000001 00000000 00020000 be8eea54 # [ 126.150526] 7fe0: 00000004 be8ee788 b6e6c94f b6df2c66 # [ 126.155663] irq event stamp: 0 # [ 126.158735] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.164350] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.172697] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.180271] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.185880] ---[ end trace 482078f5ffea0c5c ]--- # [ 126.190510] 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 [ 126.659364] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 126.665168] lkdtm: attempting safe refcount_add_not_zero() from zero [ 126.671561] lkdtm: Good: zero detected [ 126.675393] lkdtm: Correctly stayed at zero [ 126.679592] lkdtm: attempting bad refcount_add() from zero [ 126.685177] ------------[ cut here ]------------ [ 126.689850] WARNING: CPU: 1 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 126.698414] refcount_t: addition on 0; use-after-free. [ 126.703596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 126.732751] CPU: 1 PID: 2980 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 126.740502] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.747034] Backtrace: [ 126.749508] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.757086] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 126.762758] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.770082] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.777055] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 126.784811] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.792301] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c61f0000 [ 126.797975] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 126.807028] r9:c1acf988 r8:c15e7d40 r7:c61f1f60 r6:00000012 r5:00000000 r4:c61f0000 [ 126.814789] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 126.824458] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 126.834211] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.843001] r5:c6414000 r4:00000034 [ 126.846588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.854607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.862533] r9:c61f1f60 r8:c3026780 r7:00000012 r6:b6dd0000 r5:c5ac9400 r4:c0c2d4e8 [ 126.870287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.878126] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6dd0000 r5:c5ac9400 r4:00000000 [ 126.885878] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.893020] r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c61f0000 r5:c5ac9400 [ 126.900854] r4:c5ac9400 [ 126.903396] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.910539] r9:c61f0000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000012 r4:00000012 [ 126.918292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.925867] Exception stack(0xc61f1fa8 to 0xc61f1ff0) [ 126.930928] 1fa0: 00000012 00000012 00000001 b6dd0000 00000012 00000000 [ 126.939113] 1fc0: 00000012 00000012 b6f17e00 00000004 00000001 00000000 00020000 bef20a54 [ 126.947295] 1fe0: 00000004 bef20788 b6e8594f b6e0bc66 [ 126.952413] irq event stamp: 0 [ 126.955508] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.961096] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.968630] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.976186] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.981779] ---[ end trace 482078f5ffea0c5d ]--- [ 126.986440] lkdtm: Zero detected: saturated # [ 126.659364] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 126.665168] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 126.671561] lkdtm: Good: zero detected # [ 126.675393] lkdtm: Correctly stayed at zero # [ 126.679592] lkdtm: attempting bad refcount_add() from zero # [ 126.685177] ------------[ cut here ]------------ # [ 126.689850] WARNING: CPU: 1 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 126.698414] refcount_t: addition on 0; use-after-free. # [ 126.703596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 126.732751] CPU: 1 PID: 2980 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 126.740502] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.747034] Backtrace: # [ 126.749508] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.757086] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.762758] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.770082] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.777055] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 126.784811] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.792301] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c61f0000 # [ 126.797975] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 126.807028] r9:c1acf988 r8:c15e7d40 r7:c61f1f60 r6:00000012 r5:00000000 r4:c61f0000 # [ 126.814789] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 126.824458] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 126.834211] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.843001] r5:c6414000 r4:00000034 # [ 126.846588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.854607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.862533] r9:c61f1f60 r8:c3026780 r7:00000012 r6:b6dd0000 r5:c5ac9400 r4:c0c2d4e8 # [ 126.870287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.878126] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6dd0000 r5:c5ac9400 r4:00000000 # [ 126.885878] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.893020] r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c61f0000 r5:c5ac9400 # [ 126.900854] r4:c5ac9400 # [ 126.903396] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.910539] r9:c61f0000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000012 r4:00000012 # [ 126.918292] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.925867] Exception stack(0xc61f1fa8 to 0xc61f1ff0) # [ 126.930928] 1fa0: 00000012 00000012 00000001 b6dd0000 00000012 00000000 # [ 126.939113] 1fc0: 00000012 00000012 b6f17e00 00000004 00000001 00000000 00020000 bef20a54 # [ 126.947295] 1fe0: 00000004 bef20788 b6e8594f b6e0bc66 # [ 126.952413] irq event stamp: 0 # [ 126.955508] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.961096] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.968630] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.976186] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.981779] ---[ end trace 482078f5ffea0c5d ]--- # [ 126.986440] 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 [ 127.469562] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 127.475845] lkdtm: attempting bad refcount_inc() from saturated [ 127.481806] ------------[ cut here ]------------ [ 127.486520] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 127.495070] refcount_t: saturated; leaking memory. [ 127.499896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 127.529072] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 127.536822] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.543353] Backtrace: [ 127.545828] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.553409] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 127.559084] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.566407] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.573379] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 127.581134] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.588622] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6274000 [ 127.594296] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 127.603263] r9:c1acf99c r8:c15e7d40 r7:c6275f60 r6:00000017 r5:c5fbe000 r4:c6274000 [ 127.611023] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 127.620691] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 127.630876] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.640098] r4:00000035 [ 127.642646] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.650663] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.658588] r9:c6275f60 r8:c3026780 r7:00000017 r6:b6e4d000 r5:c5afc640 r4:c0c2d4e8 [ 127.666346] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.674184] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e4d000 r5:c5afc640 r4:00000000 [ 127.681937] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.689080] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c6274000 r5:c5afc640 [ 127.696913] r4:c5afc640 [ 127.699456] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.706600] r9:c6274000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000017 r4:00000017 [ 127.714352] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.721926] Exception stack(0xc6275fa8 to 0xc6275ff0) [ 127.726987] 5fa0: 00000017 00000017 00000001 b6e4d000 00000017 00000000 [ 127.735174] 5fc0: 00000017 00000017 b6f94e00 00000004 00000001 00000000 00020000 bee15a54 [ 127.743357] 5fe0: 00000004 bee15788 b6f0294f b6e88c66 [ 127.748476] irq event stamp: 0 [ 127.751548] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.757167] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.764704] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.772225] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.777866] ---[ end trace 482078f5ffea0c5e ]--- [ 127.782499] lkdtm: Saturation detected: still saturated # [ 127.469562] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 127.475845] lkdtm: attempting bad refcount_inc() from saturated # [ 127.481806] ------------[ cut here ]------------ # [ 127.486520] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 127.495070] refcount_t: saturated; leaking memory. # [ 127.499896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 127.529072] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 127.536822] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.543353] Backtrace: # [ 127.545828] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.553409] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 127.559084] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.566407] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.573379] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 127.581134] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.588622] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6274000 # [ 127.594296] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 127.603263] r9:c1acf99c r8:c15e7d40 r7:c6275f60 r6:00000017 r5:c5fbe000 r4:c6274000 # [ 127.611023] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 127.620691] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 127.630876] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.640098] r4:00000035 # [ 127.642646] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.650663] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.658588] r9:c6275f60 r8:c3026780 r7:00000017 r6:b6e4d000 r5:c5afc640 r4:c0c2d4e8 # [ 127.666346] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.674184] r9:c07f4a6c r8:c6275f60 r7:c2816000 r6:b6e4d000 r5:c5afc640 r4:00000000 # [ 127.681937] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.689080] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c6274000 r5:c5afc640 # [ 127.696913] r4:c5afc640 # [ 127.699456] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.706600] r9:c6274000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000017 r4:00000017 # [ 127.714352] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.721926] Exception stack(0xc6275fa8 to 0xc6275ff0) # [ 127.726987] 5fa0: 00000017 00000017 00000001 b6e4d000 00000017 00000000 # [ 127.735174] 5fc0: 00000017 00000017 b6f94e00 00000004 00000001 00000000 00020000 bee15a54 # [ 127.743357] 5fe0: 00000004 bee15788 b6f0294f b6e88c66 # [ 127.748476] irq event stamp: 0 # [ 127.751548] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.757167] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.764704] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.772225] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.777866] ---[ end trace 482078f5ffea0c5e ]--- # [ 127.782499] 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 [ 128.270637] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 128.276808] lkdtm: attempting bad refcount_dec() from saturated [ 128.282741] ------------[ cut here ]------------ [ 128.287520] WARNING: CPU: 2 PID: 3052 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 128.296045] refcount_t: decrement hit 0; leaking memory. [ 128.301372] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 128.330670] CPU: 2 PID: 3052 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 128.338431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.344963] Backtrace: [ 128.347439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.355019] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 128.360690] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.368013] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.374986] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 128.382742] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.390232] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c63d0000 [ 128.395907] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 128.404874] r9:c1acf9b4 r8:c15e7d40 r7:c63d1f60 r6:00000017 r5:c6350000 r4:c63d0000 [ 128.412631] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 128.422294] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 128.432485] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.441709] r4:00000036 [ 128.444255] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.452272] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.460198] r9:c63d1f60 r8:c3026780 r7:00000017 r6:b6dd7000 r5:c5855400 r4:c0c2d4e8 [ 128.467955] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.475792] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6dd7000 r5:c5855400 r4:00000000 [ 128.483545] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.490688] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c63d0000 r5:c5855400 [ 128.498520] r4:c5855400 [ 128.501062] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.508206] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017 [ 128.515958] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.523531] Exception stack(0xc63d1fa8 to 0xc63d1ff0) [ 128.528592] 1fa0: 00000017 00000017 00000001 b6dd7000 00000017 00000000 [ 128.536777] 1fc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 be99fa54 [ 128.544959] 1fe0: 00000004 be99f788 b6e8c94f b6e12c66 [ 128.550080] irq event stamp: 0 [ 128.553153] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.558768] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.566302] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.573825] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.579415] ---[ end trace 482078f5ffea0c5f ]--- [ 128.584094] lkdtm: Saturation detected: still saturated # [ 128.270637] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 128.276808] lkdtm: attempting bad refcount_dec() from saturated # [ 128.282741] ------------[ cut here ]------------ # [ 128.287520] WARNING: CPU: 2 PID: 3052 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 128.296045] refcount_t: decrement hit 0; leaking memory. # [ 128.301372] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 128.330670] CPU: 2 PID: 3052 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 128.338431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.344963] Backtrace: # [ 128.347439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.355019] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 128.360690] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.368013] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.374986] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 128.382742] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.390232] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c63d0000 # [ 128.395907] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 128.404874] r9:c1acf9b4 r8:c15e7d40 r7:c63d1f60 r6:00000017 r5:c6350000 r4:c63d0000 # [ 128.412631] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 128.422294] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 128.432485] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.441709] r4:00000036 # [ 128.444255] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.452272] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.460198] r9:c63d1f60 r8:c3026780 r7:00000017 r6:b6dd7000 r5:c5855400 r4:c0c2d4e8 # [ 128.467955] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.475792] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6dd7000 r5:c5855400 r4:00000000 # [ 128.483545] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.490688] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c63d0000 r5:c5855400 # [ 128.498520] r4:c5855400 # [ 128.501062] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.508206] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017 # [ 128.515958] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.523531] Exception stack(0xc63d1fa8 to 0xc63d1ff0) # [ 128.528592] 1fa0: 00000017 00000017 00000001 b6dd7000 00000017 00000000 # [ 128.536777] 1fc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 be99fa54 # [ 128.544959] 1fe0: 00000004 be99f788 b6e8c94f b6e12c66 # [ 128.550080] irq event stamp: 0 # [ 128.553153] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.558768] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.566302] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.573825] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.579415] ---[ end trace 482078f5ffea0c5f ]--- # [ 128.584094] 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 [ 129.076745] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 129.082865] lkdtm: attempting bad refcount_dec() from saturated [ 129.088856] ------------[ cut here ]------------ [ 129.093560] WARNING: CPU: 1 PID: 3087 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 129.102040] refcount_t: saturated; leaking memory. [ 129.106914] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.136068] CPU: 1 PID: 3087 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 129.143818] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.150351] Backtrace: [ 129.152826] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.160403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 129.166075] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.173399] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.180369] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 129.188124] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.195612] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6444000 [ 129.201287] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 129.210255] r9:c1acf9cc r8:c15e7d40 r7:c6445f60 r6:00000017 r5:c5fbe000 r4:c6444000 [ 129.218015] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 129.227684] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 129.237867] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.247091] r4:00000037 [ 129.249637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.257655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.265580] r9:c6445f60 r8:c3026780 r7:00000017 r6:b6e91000 r5:c5b00500 r4:c0c2d4e8 [ 129.273339] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.281177] r9:c07f4a6c r8:c6445f60 r7:c2816000 r6:b6e91000 r5:c5b00500 r4:00000000 [ 129.288930] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.296072] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c6444000 r5:c5b00500 [ 129.303905] r4:c5b00500 [ 129.306447] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.313591] r9:c6444000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000017 r4:00000017 [ 129.321344] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.328919] Exception stack(0xc6445fa8 to 0xc6445ff0) [ 129.333980] 5fa0: 00000017 00000017 00000001 b6e91000 00000017 00000000 [ 129.342167] 5fc0: 00000017 00000017 b6fd8e00 00000004 00000001 00000000 00020000 bef0fa54 [ 129.350349] 5fe0: 00000004 bef0f788 b6f4694f b6eccc66 [ 129.355474] irq event stamp: 0 [ 129.358546] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.364163] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.371700] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.379265] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.384888] ---[ end trace 482078f5ffea0c60 ]--- [ 129.389524] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 129.076745] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 129.082865] lkdtm: attempting bad refcount_dec() from saturated # [ 129.088856] ------------[ cut here ]------------ # [ 129.093560] WARNING: CPU: 1 PID: 3087 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 129.102040] refcount_t: saturated; leaking memory. # [ 129.106914] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.136068] CPU: 1 PID: 3087 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 129.143818] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.150351] Backtrace: # [ 129.152826] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.160403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 129.166075] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.173399] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.180369] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 129.188124] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.195612] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6444000 # [ 129.201287] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 129.210255] r9:c1acf9cc r8:c15e7d40 r7:c6445f60 r6:00000017 r5:c5fbe000 r4:c6444000 # [ 129.218015] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 129.227684] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 129.237867] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.247091] r4:00000037 # [ 129.249637] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.257655] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.265580] r9:c6445f60 r8:c3026780 r7:00000017 r6:b6e91000 r5:c5b00500 r4:c0c2d4e8 # [ 129.273339] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.281177] r9:c07f4a6c r8:c6445f60 r7:c2816000 r6:b6e91000 r5:c5b00500 r4:00000000 # [ 129.288930] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.296072] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c6444000 r5:c5b00500 # [ 129.303905] r4:c5b00500 # [ 129.306447] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.313591] r9:c6444000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000017 r4:00000017 # [ 129.321344] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.328919] Exception stack(0xc6445fa8 to 0xc6445ff0) # [ 129.333980] 5fa0: 00000017 00000017 00000001 b6e91000 00000017 00000000 # [ 129.342167] 5fc0: 00000017 00000017 b6fd8e00 00000004 00000001 00000000 00020000 bef0fa54 # [ 129.350349] 5fe0: 00000004 bef0f788 b6f4694f b6eccc66 # [ 129.355474] irq event stamp: 0 # [ 129.358546] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.364163] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.371700] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.379265] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.384888] ---[ end trace 482078f5ffea0c60 ]--- # [ 129.389524] 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 [ 129.867657] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 129.874682] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 129.881427] ------------[ cut here ]------------ [ 129.886149] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 129.894643] refcount_t: saturated; leaking memory. [ 129.899475] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 129.928988] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 129.936740] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.943273] Backtrace: [ 129.945745] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.953324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 129.958998] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.966322] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.973295] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 129.981050] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.988540] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c5dca000 [ 129.994215] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 130.003184] r9:c1acf9e4 r8:c15e7d40 r7:c5dcbf60 r6:00000020 r5:c6523000 r4:c0000000 [ 130.010944] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 130.021391] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 130.033133] r5:c6523000 r4:c5dca000 [ 130.036725] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.046729] r4:00000038 [ 130.049275] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.057293] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.065219] r9:c5dcbf60 r8:c3026780 r7:00000020 r6:b6dd2000 r5:c5db0000 r4:c0c2d4e8 [ 130.072977] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.080816] r9:c07f4a6c r8:c5dcbf60 r7:c2816000 r6:b6dd2000 r5:c5db0000 r4:00000000 [ 130.088570] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.095716] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c5dca000 r5:c5db0000 [ 130.103550] r4:c5db0000 [ 130.106093] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.113237] r9:c5dca000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 [ 130.120991] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.128566] Exception stack(0xc5dcbfa8 to 0xc5dcbff0) [ 130.133627] bfa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 [ 130.141814] bfc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 befb9a54 [ 130.149998] bfe0: 00000004 befb9788 b6e8794f b6e0dc66 [ 130.155123] irq event stamp: 0 [ 130.158197] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.163814] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.171327] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.178908] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.184534] ---[ end trace 482078f5ffea0c61 ]--- [ 130.189166] lkdtm: Saturation detected: still saturated # [ 129.867657] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 129.874682] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 129.881427] ------------[ cut here ]------------ # [ 129.886149] WARNING: CPU: 3 PID: 3119 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 129.894643] refcount_t: saturated; leaking memory. # [ 129.899475] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 129.928988] CPU: 3 PID: 3119 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 129.936740] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.943273] Backtrace: # [ 129.945745] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.953324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 129.958998] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.966322] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.973295] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 129.981050] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.988540] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c5dca000 # [ 129.994215] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 130.003184] r9:c1acf9e4 r8:c15e7d40 r7:c5dcbf60 r6:00000020 r5:c6523000 r4:c0000000 # [ 130.010944] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 130.021391] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 130.033133] r5:c6523000 r4:c5dca000 # [ 130.036725] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.046729] r4:00000038 # [ 130.049275] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.057293] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.065219] r9:c5dcbf60 r8:c3026780 r7:00000020 r6:b6dd2000 r5:c5db0000 r4:c0c2d4e8 # [ 130.072977] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.080816] r9:c07f4a6c r8:c5dcbf60 r7:c2816000 r6:b6dd2000 r5:c5db0000 r4:00000000 # [ 130.088570] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.095716] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c5dca000 r5:c5db0000 # [ 130.103550] r4:c5db0000 # [ 130.106093] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.113237] r9:c5dca000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 # [ 130.120991] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.128566] Exception stack(0xc5dcbfa8 to 0xc5dcbff0) # [ 130.133627] bfa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 # [ 130.141814] bfc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 befb9a54 # [ 130.149998] bfe0: 00000004 befb9788 b6e8794f b6e0dc66 # [ 130.155123] irq event stamp: 0 # [ 130.158197] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.163814] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.171327] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.178908] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.184534] ---[ end trace 482078f5ffea0c61 ]--- # [ 130.189166] 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 [ 130.679064] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 130.686034] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 130.692751] ------------[ cut here ]------------ [ 130.697530] WARNING: CPU: 1 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 130.706042] refcount_t: saturated; leaking memory. [ 130.710845] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 130.740008] CPU: 1 PID: 3153 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 130.747757] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.754290] Backtrace: [ 130.756766] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.764347] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 130.770021] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.777342] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.784313] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 130.792070] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.799559] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c61c6000 [ 130.805235] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 130.814202] r9:c1acfa04 r8:c15e7d40 r7:c61c7f60 r6:00000020 r5:c5fbe000 r4:c0000000 [ 130.821961] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 130.832407] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 130.844147] r5:c5fbe000 r4:c61c6000 [ 130.847739] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.857743] r4:00000039 [ 130.860289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.868307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.876233] r9:c61c7f60 r8:c3026780 r7:00000020 r6:b6e71000 r5:c5b00c80 r4:c0c2d4e8 [ 130.883989] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.891829] r9:c07f4a6c r8:c61c7f60 r7:c2816000 r6:b6e71000 r5:c5b00c80 r4:00000000 [ 130.899582] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.906726] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c61c6000 r5:c5b00c80 [ 130.914560] r4:c5b00c80 [ 130.917105] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.924250] r9:c61c6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 [ 130.932004] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.939579] Exception stack(0xc61c7fa8 to 0xc61c7ff0) [ 130.944640] 7fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 [ 130.952827] 7fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 beabaa54 [ 130.961010] 7fe0: 00000004 beaba788 b6f2694f b6eacc66 [ 130.966146] irq event stamp: 0 [ 130.969226] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.974847] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.982347] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.989874] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.995487] ---[ end trace 482078f5ffea0c62 ]--- [ 131.000116] lkdtm: Saturation detected: still saturated # [ 130.679064] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 130.686034] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 130.692751] ------------[ cut here ]------------ # [ 130.697530] WARNING: CPU: 1 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 130.706042] refcount_t: saturated; leaking memory. # [ 130.710845] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 130.740008] CPU: 1 PID: 3153 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 130.747757] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.754290] Backtrace: # [ 130.756766] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.764347] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 130.770021] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.777342] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.784313] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 130.792070] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.799559] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c61c6000 # [ 130.805235] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 130.814202] r9:c1acfa04 r8:c15e7d40 r7:c61c7f60 r6:00000020 r5:c5fbe000 r4:c0000000 # [ 130.821961] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 130.832407] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 130.844147] r5:c5fbe000 r4:c61c6000 # [ 130.847739] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.857743] r4:00000039 # [ 130.860289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.868307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.876233] r9:c61c7f60 r8:c3026780 r7:00000020 r6:b6e71000 r5:c5b00c80 r4:c0c2d4e8 # [ 130.883989] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.891829] r9:c07f4a6c r8:c61c7f60 r7:c2816000 r6:b6e71000 r5:c5b00c80 r4:00000000 # [ 130.899582] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.906726] r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c61c6000 r5:c5b00c80 # [ 130.914560] r4:c5b00c80 # [ 130.917105] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.924250] r9:c61c6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020 # [ 130.932004] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.939579] Exception stack(0xc61c7fa8 to 0xc61c7ff0) # [ 130.944640] 7fa0: 00000020 00000020 00000001 b6e71000 00000020 00000000 # [ 130.952827] 7fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 beabaa54 # [ 130.961010] 7fe0: 00000004 beaba788 b6f2694f b6eacc66 # [ 130.966146] irq event stamp: 0 # [ 130.969226] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.974847] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.982347] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.989874] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.995487] ---[ end trace 482078f5ffea0c62 ]--- # [ 131.000116] 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 [ 131.488395] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 131.495360] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 131.502078] ------------[ cut here ]------------ [ 131.506820] WARNING: CPU: 0 PID: 3190 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 131.515419] refcount_t: underflow; use-after-free. [ 131.520226] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 131.549472] CPU: 0 PID: 3190 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 131.557225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.563760] Backtrace: [ 131.566244] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.573828] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 131.579506] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.586835] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.593809] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 131.601569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.609061] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c60e6000 [ 131.614742] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 131.623799] r9:c1acfa24 r8:c15e7d40 r7:c60e7f60 r6:00000020 r5:c66c1000 r4:c60e6000 [ 131.631571] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 131.642029] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 131.653781] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.663788] r4:0000003a [ 131.666339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.674362] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.682291] r9:c60e7f60 r8:c3026780 r7:00000020 r6:b6e0e000 r5:c59cd680 r4:c0c2d4e8 [ 131.690051] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.697895] r9:c07f4a6c r8:c60e7f60 r7:c2816000 r6:b6e0e000 r5:c59cd680 r4:00000000 [ 131.705653] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.712801] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c60e6000 r5:c59cd680 [ 131.720637] r4:c59cd680 [ 131.723184] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.730332] r9:c60e6000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000020 r4:00000020 [ 131.738091] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.745669] Exception stack(0xc60e7fa8 to 0xc60e7ff0) [ 131.750733] 7fa0: 00000020 00000020 00000001 b6e0e000 00000020 00000000 [ 131.758925] 7fc0: 00000020 00000020 b6f55e00 00000004 00000001 00000000 00020000 be833a54 [ 131.767110] 7fe0: 00000004 be833788 b6ec394f b6e49c66 [ 131.772241] irq event stamp: 0 [ 131.775359] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.780956] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.788596] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.796166] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.801757] ---[ end trace 482078f5ffea0c63 ]--- [ 131.806427] lkdtm: Saturation detected: still saturated # [ 131.488395] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 131.495360] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 131.502078] ------------[ cut here ]------------ # [ 131.506820] WARNING: CPU: 0 PID: 3190 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 131.515419] refcount_t: underflow; use-after-free. # [ 131.520226] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 131.549472] CPU: 0 PID: 3190 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 131.557225] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.563760] Backtrace: # [ 131.566244] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.573828] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 131.579506] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.586835] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.593809] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 131.601569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.609061] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c60e6000 # [ 131.614742] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 131.623799] r9:c1acfa24 r8:c15e7d40 r7:c60e7f60 r6:00000020 r5:c66c1000 r4:c60e6000 # [ 131.631571] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 131.642029] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 131.653781] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.663788] r4:0000003a # [ 131.666339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.674362] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.682291] r9:c60e7f60 r8:c3026780 r7:00000020 r6:b6e0e000 r5:c59cd680 r4:c0c2d4e8 # [ 131.690051] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.697895] r9:c07f4a6c r8:c60e7f60 r7:c2816000 r6:b6e0e000 r5:c59cd680 r4:00000000 # [ 131.705653] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.712801] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c60e6000 r5:c59cd680 # [ 131.720637] r4:c59cd680 # [ 131.723184] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.730332] r9:c60e6000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000020 r4:00000020 # [ 131.738091] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.745669] Exception stack(0xc60e7fa8 to 0xc60e7ff0) # [ 131.750733] 7fa0: 00000020 00000020 00000001 b6e0e000 00000020 00000000 # [ 131.758925] 7fc0: 00000020 00000020 b6f55e00 00000004 00000001 00000000 00020000 be833a54 # [ 131.767110] 7fe0: 00000004 be833788 b6ec394f b6e49c66 # [ 131.772241] irq event stamp: 0 # [ 131.775359] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.780956] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.788596] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.796166] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.801757] ---[ end trace 482078f5ffea0c63 ]--- # [ 131.806427] 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 [ 132.301518] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 132.308503] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 132.315370] ------------[ cut here ]------------ [ 132.320049] WARNING: CPU: 0 PID: 3225 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 132.328619] refcount_t: underflow; use-after-free. [ 132.333457] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 [ 132.362617] CPU: 0 PID: 3225 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 132.370366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.376897] Backtrace: [ 132.379372] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.386953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 132.392627] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.399953] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.406923] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 132.414679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.422171] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c63d0000 [ 132.427845] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 132.436900] r9:c1acfa44 r8:c15e7d40 r7:c63d1f60 r6:00000020 r5:c66c3000 r4:c63d0000 [ 132.444660] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 132.455112] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 132.466861] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.476864] r4:0000003b [ 132.479410] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.487429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.495355] r9:c63d1f60 r8:c3026780 r7:00000020 r6:b6e45000 r5:c598cc80 r4:c0c2d4e8 [ 132.503112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.510951] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6e45000 r5:c598cc80 r4:00000000 [ 132.518704] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.525848] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c63d0000 r5:c598cc80 [ 132.533682] r4:c598cc80 [ 132.536227] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.543373] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000020 r4:00000020 [ 132.551128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.558703] Exception stack(0xc63d1fa8 to 0xc63d1ff0) [ 132.563765] 1fa0: 00000020 00000020 00000001 b6e45000 00000020 00000000 [ 132.571952] 1fc0: 00000020 00000020 b6f8ce00 00000004 00000001 00000000 00020000 bebb7a54 [ 132.580135] 1fe0: 00000004 bebb7788 b6efa94f b6e80c66 [ 132.585257] irq event stamp: 0 [ 132.588329] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.593948] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.601461] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.610241] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.616740] ---[ end trace 482078f5ffea0c64 ]--- [ 132.621374] lkdtm: Saturation detected: still saturated # [ 132.301518] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 132.308503] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 132.315370] ------------[ cut here ]------------ # [ 132.320049] WARNING: CPU: 0 PID: 3225 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 132.328619] refcount_t: underflow; use-after-free. # [ 132.333457] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 132.362617] CPU: 0 PID: 3225 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 132.370366] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.376897] Backtrace: # [ 132.379372] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.386953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 132.392627] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.399953] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.406923] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 132.414679] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.422171] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c63d0000 # [ 132.427845] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 132.436900] r9:c1acfa44 r8:c15e7d40 r7:c63d1f60 r6:00000020 r5:c66c3000 r4:c63d0000 # [ 132.444660] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 132.455112] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 132.466861] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.476864] r4:0000003b # [ 132.479410] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.487429] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.495355] r9:c63d1f60 r8:c3026780 r7:00000020 r6:b6e45000 r5:c598cc80 r4:c0c2d4e8 # [ 132.503112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.510951] r9:c07f4a6c r8:c63d1f60 r7:c2816000 r6:b6e45000 r5:c598cc80 r4:00000000 # [ 132.518704] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.525848] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c63d0000 r5:c598cc80 # [ 132.533682] r4:c598cc80 # [ 132.536227] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.543373] r9:c63d0000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000020 r4:00000020 # [ 132.551128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.558703] Exception stack(0xc63d1fa8 to 0xc63d1ff0) # [ 132.563765] 1fa0: 00000020 00000020 00000001 b6e45000 00000020 00000000 # [ 132.571952] 1fc0: 00000020 00000020 b6f8ce00 00000004 00000001 00000000 00020000 bebb7a54 # [ 132.580135] 1fe0: 00000004 bebb7788 b6efa94f b6e80c66 # [ 132.585257] irq event stamp: 0 # [ 132.588329] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.593948] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.601461] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.610241] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.616740] ---[ end trace 482078f5ffea0c64 ]--- # [ 132.621374] 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 [ 133.488185] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 133.494291] lkdtm: attempting good copy_to_user of correct size [ 133.500253] lkdtm: attempting bad copy_to_user of too large size # [ 133.488185] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 133.494291] lkdtm: attempting good copy_to_user of correct size # [ 133.500253] 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 [ 133.949761] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 133.956047] lkdtm: attempting good copy_from_user of correct size [ 133.962201] lkdtm: attempting bad copy_from_user of too large size # [ 133.949761] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 133.956047] lkdtm: attempting good copy_from_user of correct size # [ 133.962201] 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 [ 134.402491] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 134.409136] lkdtm: attempting good copy_to_user inside whitelist [ 134.415293] lkdtm: attempting bad copy_to_user outside whitelist # [ 134.402491] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 134.409136] lkdtm: attempting good copy_to_user inside whitelist # [ 134.415293] 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 [ 134.866162] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 134.872818] lkdtm: attempting good copy_from_user inside whitelist [ 134.879093] lkdtm: attempting bad copy_from_user outside whitelist # [ 134.866162] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 134.872818] lkdtm: attempting good copy_from_user inside whitelist # [ 134.879093] 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 [ 135.336017] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 135.342228] lkdtm: good_stack: c5de1e0c-c5de1e2c [ 135.346919] lkdtm: bad_stack : c5de1d84-c5de1da4 [ 135.351569] lkdtm: attempting good copy_to_user of local stack [ 135.357639] lkdtm: attempting bad copy_to_user of distant stack # [ 135.336017] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 135.342228] lkdtm: good_stack: c5de1e0c-c5de1e2c # [ 135.346919] lkdtm: bad_stack : c5de1d84-c5de1da4 # [ 135.351569] lkdtm: attempting good copy_to_user of local stack # [ 135.357639] 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 [ 135.819370] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 135.825803] lkdtm: good_stack: c6407e0c-c6407e2c [ 135.830438] lkdtm: bad_stack : c6407d84-c6407da4 [ 135.835200] lkdtm: attempting good copy_from_user of local stack [ 135.841260] lkdtm: attempting bad copy_from_user of distant stack # [ 135.819370] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 135.825803] lkdtm: good_stack: c6407e0c-c6407e2c # [ 135.830438] lkdtm: bad_stack : c6407d84-c6407da4 # [ 135.835200] lkdtm: attempting good copy_from_user of local stack # [ 135.841260] 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 [ 136.310133] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 136.316335] lkdtm: good_stack: c472fe0c-c472fe2c [ 136.320995] lkdtm: bad_stack : c472fffc-c473001c [ 136.325691] lkdtm: attempting good copy_to_user of local stack [ 136.331577] lkdtm: attempting bad copy_to_user of distant stack # [ 136.310133] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 136.316335] lkdtm: good_stack: c472fe0c-c472fe2c # [ 136.320995] lkdtm: bad_stack : c472fffc-c473001c # [ 136.325691] lkdtm: attempting good copy_to_user of local stack # [ 136.331577] 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 [ 136.785086] lkdtm: Performing direct entry USERCOPY_KERNEL [ 136.790614] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 136.797789] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 [ 136.804653] lkdtm: FAIL: survived bad copy_to_user() # [ 136.785086] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 136.790614] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 136.797789] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 # [ 136.804653] 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 [ 137.269251] lkdtm: Performing direct entry STACKLEAK_ERASING [ 137.275093] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 137.282131] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 137.289066] lkdtm: FAIL: the thread stack is NOT properly erased [ 137.295166] CPU: 2 PID: 3590 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 137.302921] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.309455] Backtrace: [ 137.311941] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.319524] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 137.325203] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.332532] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 137.341071] r9:c1acfb4c r8:c15e7d40 r7:c61f1f60 r6:c61f1e34 r5:c61f0000 r4:0000078d [ 137.348837] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.357635] r8:c15e7d40 r7:c61f1f60 r6:00000012 r5:c6638000 r4:00000046 [ 137.364353] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.372376] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.380305] r9:c61f1f60 r8:c3026780 r7:00000012 r6:b6ddb000 r5:c472d040 r4:c0c2d4e8 [ 137.388067] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.395911] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6ddb000 r5:c472d040 r4:00000000 [ 137.403669] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.410816] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c61f0000 r5:c472d040 [ 137.418652] r4:c472d040 [ 137.421200] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.428347] r9:c61f0000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000012 r4:00000012 [ 137.436106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.443685] Exception stack(0xc61f1fa8 to 0xc61f1ff0) [ 137.448750] 1fa0: 00000012 00000012 00000001 b6ddb000 00000012 00000000 [ 137.456941] 1fc0: 00000012 00000012 b6f22e00 00000004 00000001 00000000 00020000 beda5a54 [ 137.465128] 1fe0: 00000004 beda5788 b6e9094f b6e16c66 # [ 137.269251] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 137.275093] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 137.282131] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 137.289066] lkdtm: FAIL: the thread stack is NOT properly erased # [ 137.295166] CPU: 2 PID: 3590 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 137.302921] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.309455] Backtrace: # [ 137.311941] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.319524] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 137.325203] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.332532] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 137.341071] r9:c1acfb4c r8:c15e7d40 r7:c61f1f60 r6:c61f1e34 r5:c61f0000 r4:0000078d # [ 137.348837] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.357635] r8:c15e7d40 r7:c61f1f60 r6:00000012 r5:c6638000 r4:00000046 # [ 137.364353] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.372376] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.380305] r9:c61f1f60 r8:c3026780 r7:00000012 r6:b6ddb000 r5:c472d040 r4:c0c2d4e8 # [ 137.388067] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.395911] r9:c07f4a6c r8:c61f1f60 r7:c2816000 r6:b6ddb000 r5:c472d040 r4:00000000 # [ 137.403669] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.410816] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c61f0000 r5:c472d040 # [ 137.418652] r4:c472d040 # [ 137.421200] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.428347] r9:c61f0000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000012 r4:00000012 # [ 137.436106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.443685] Exception stack(0xc61f1fa8 to 0xc61f1ff0) # [ 137.448750] 1fa0: 00000012 00000012 00000001 b6ddb000 00000012 00000000 # [ 137.456941] 1fc0: 00000012 00000012 b6f22e00 00000004 00000001 00000000 00020000 beda5a54 # [ 137.465128] 1fe0: 00000004 beda5788 b6e9094f b6e16c66 # 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 [ 137.940992] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 137.946740] lkdtm: Calling matched prototype ... [ 137.951369] lkdtm: Calling mismatched prototype ... [ 137.956301] lkdtm: Fail: survived mismatched prototype function call! # [ 137.940992] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 137.946740] lkdtm: Calling matched prototype ... # [ 137.951369] lkdtm: Calling mismatched prototype ... # [ 137.956301] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #