[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 6783361/tftp-deploy-wdbzgazb/kernel/zImage tftp 0x10000000 6783361/tftp-deploy-wdbzgazb/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6783361/tftp-deploy-wdbzgazb/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 11.4 MiB/s done Bytes transferred = 12333568 (bc3200 hex) => tftp 0x14000000 6783361/tftp-deploy-wdbzgazb/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6783361/tftp-deploy-wdbzgazb/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6783361/tftp-deploy-wdbzgazb/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 10 MiB/s done Bytes transferred = 15426736 (eb64b0 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6783361/tftp-deploy-wdbzgazb/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6783361/tftp-deploy-wdbzgazb/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6783361/tftp-deploy-wdbzgazb/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.5 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6783361/extract-nfsrootfs-r9ey90lr,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6783361/extract-nfsrootfs-r9ey90lr,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc3200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15426672 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.129-cip12 (KernelCI@build-j333608-arm-gcc-10-multi-v7-defconfig-kselftest-zv29m) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Jul 8 22:46:05 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/6783361/extract-nfsrootfs-r9ey90lr,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921456K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61584K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55455 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004437] Console: colour dummy device 80x30 [ 0.004503] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004533] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004561] ... MAX_LOCK_DEPTH: 48 [ 0.004586] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004612] ... CLASSHASH_SIZE: 4096 [ 0.004637] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004662] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004689] ... CHAINHASH_SIZE: 32768 [ 0.004715] memory used by lock dependency info: 4061 kB [ 0.004740] memory used for stack traces: 2112 kB [ 0.004766] per task-struct memory footprint: 1536 bytes [ 0.004864] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004915] pid_max: default: 32768 minimum: 301 [ 0.005296] LSM: Security Framework initializing [ 0.005409] LSM support for eBPF active [ 0.005556] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005607] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008179] CPU: Testing write buffer coherency: ok [ 0.008297] CPU0: Spectre v2: using BPIALL workaround [ 0.009379] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013276] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015651] rcu: Hierarchical SRCU implementation. [ 0.024967] EFI services will not be available. [ 0.026282] smp: Bringing up secondary CPUs ... [ 0.029585] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029600] CPU1: Spectre v2: using BPIALL workaround [ 0.033586] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033600] CPU2: Spectre v2: using BPIALL workaround [ 0.037248] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037261] CPU3: Spectre v2: using BPIALL workaround [ 0.038117] smp: Brought up 1 node, 4 CPUs [ 0.038161] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038196] CPU: All CPU(s) started in SVC mode. [ 0.041093] devtmpfs: initialized [ 0.097315] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.100167] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.100242] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.104961] pinctrl core: initialized pinctrl subsystem [ 0.111844] DMI not present or invalid. [ 0.114156] NET: Registered protocol family 16 [ 0.125663] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.135083] thermal_sys: Registered thermal governor 'step_wise' [ 0.135625] cpuidle: using governor menu [ 0.136170] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.876887] vdd1p1: supplied by regulator-dummy [ 0.908474] vdd3p0: supplied by regulator-dummy [ 0.939732] vdd2p5: supplied by regulator-dummy [ 0.970909] vddarm: supplied by regulator-dummy [ 1.003019] vddpu: supplied by regulator-dummy [ 1.033211] vddsoc: supplied by regulator-dummy [ 2.354468] No ATAGs? [ 2.355366] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.355450] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.374979] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.404508] Serial: AMBA PL011 UART driver [ 2.468349] Kprobes globally optimized [ 2.562521] mxs-dma 110000.dma-apbh: initialized [ 2.594932] iommu: Default domain type: Translated [ 2.597391] vgaarb: loaded [ 2.602203] SCSI subsystem initialized [ 2.604787] usbcore: registered new interface driver usbfs [ 2.605108] usbcore: registered new interface driver hub [ 2.605345] usbcore: registered new device driver usb [ 2.613121] i2c i2c-0: IMX I2C adapter registered [ 2.620127] i2c i2c-1: IMX I2C adapter registered [ 2.624625] i2c i2c-2: IMX I2C adapter registered [ 2.629474] pps_core: LinuxPPS API ver. 1 registered [ 2.629515] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.629610] PTP clock support registered [ 2.648042] clocksource: Switched to clocksource mxc_timer1 [ 4.334776] NET: Registered protocol family 2 [ 4.335584] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.339010] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.339188] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.339415] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.340859] TCP: Hash tables configured (established 8192 bind 8192) [ 4.341890] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.342235] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.342496] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.343244] NET: Registered protocol family 1 [ 4.346567] RPC: Registered named UNIX socket transport module. [ 4.346658] RPC: Registered udp transport module. [ 4.346698] RPC: Registered tcp transport module. [ 4.346736] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.346788] NET: Registered protocol family 44 [ 4.346855] PCI: CLS 0 bytes, default 64 [ 4.349422] Trying to unpack rootfs image as initramfs... [ 6.229286] Freeing initrd memory: 15068K [ 6.230634] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.231802] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.241013] Initialise system trusted keyrings [ 6.242069] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.292356] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.295984] NFS: Registering the id_resolver key type [ 6.296281] Key type id_resolver registered [ 6.296370] Key type id_legacy registered [ 6.297016] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.297121] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.297329] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.299635] Key type asymmetric registered [ 6.299762] Asymmetric key parser 'x509' registered [ 6.300196] bounce: pool size: 64 pages [ 6.300371] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.300473] io scheduler mq-deadline registered [ 6.300514] io scheduler kyber registered [ 6.301469] test_firmware: interface ready [ 6.542517] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.542774] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.809354] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.830287] SuperH (H)SCI(F) driver initialized [ 6.833289] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.838671] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.769733] printk: console [ttymxc1] enabled [ 7.780627] msm_serial: driver initialized [ 7.785854] STMicroelectronics ASC driver initialized [ 7.797596] STM32 USART driver initialized [ 7.824476] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.847041] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.855564] panel-simple panel-lcd: Specify missing connector_type [ 7.863443] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.918579] brd: module loaded [ 7.980634] loop: module loaded [ 7.987093] lkdtm: No crash points registered, enable through debugfs [ 8.009751] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.017795] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.025841] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.034128] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.042184] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.050579] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.058398] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.069742] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.076774] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.085703] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.100286] scsi host0: ahci-imx [ 8.105901] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.172609] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.186420] pps pps0: new PPS source ptp0 [ 8.232991] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.243838] e1000e: Intel(R) PRO/1000 Network Driver [ 8.248904] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.255097] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.260615] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.289138] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.296734] usbcore: registered new interface driver pegasus [ 8.302698] usbcore: registered new interface driver asix [ 8.308348] usbcore: registered new interface driver ax88179_178a [ 8.314621] usbcore: registered new interface driver cdc_ether [ 8.320754] usbcore: registered new interface driver smsc75xx [ 8.326762] usbcore: registered new interface driver smsc95xx [ 8.332741] usbcore: registered new interface driver net1080 [ 8.338637] usbcore: registered new interface driver cdc_subset [ 8.344735] usbcore: registered new interface driver zaurus [ 8.350643] usbcore: registered new interface driver cdc_ncm [ 8.369574] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.376213] ehci-pci: EHCI PCI platform driver [ 8.380933] ehci-platform: EHCI generic platform driver [ 8.387236] ehci-orion: EHCI orion driver [ 8.392298] SPEAr-ehci: EHCI SPEAr driver [ 8.397226] ehci-st: EHCI STMicroelectronics driver [ 8.403082] ehci-exynos: EHCI Exynos driver [ 8.408240] ehci-atmel: EHCI Atmel driver [ 8.413163] tegra-ehci: Tegra EHCI driver [ 8.418185] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.424473] ohci-pci: OHCI PCI platform driver [ 8.429176] ohci-platform: OHCI generic platform driver [ 8.435421] SPEAr-ohci: OHCI SPEAr driver [ 8.440422] ohci-st: OHCI STMicroelectronics driver [ 8.446234] ohci-atmel: OHCI Atmel driver [ 8.450586] ata1: SATA link down (SStatus 0 SControl 300) [ 8.453916] usbcore: registered new interface driver usb-storage [ 8.456372] ahci-imx 2200000.sata: no device found, disabling link. [ 8.468522] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.496093] i2c /dev entries driver [ 8.585486] sdhci: Secure Digital Host Controller Interface driver [ 8.591779] sdhci: Copyright(c) Pierre Ossman [ 8.606098] Synopsys Designware Multimedia Card Interface Driver [ 8.619952] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.629549] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.629556] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.639832] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.646519] ledtrig-cpu: registered to indicate activity on CPUs [ 8.656498] usbcore: registered new interface driver usbhid [ 8.662168] usbhid: USB HID core driver [ 8.668763] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.680963] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.692397] netem: version 1.3 [ 8.695726] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.703881] gre: GRE over IPv4 demultiplexor driver [ 8.708872] ip_gre: GRE over IPv4 tunneling driver [ 8.719892] IPv4 over IPsec tunneling driver [ 8.729528] NET: Registered protocol family 10 [ 8.730728] mmc2: new high speed SDHC card at address aaaa [ 8.741123] Segment Routing with IPv6 [ 8.750175] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.751820] ip6_gre: GRE over IPv6 tunneling driver [ 8.762886] NET: Registered protocol family 17 [ 8.769113] Key type dns_resolver registered [ 8.773313] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.781025] GPT:29296874 != 31116287 [ 8.784641] GPT:Alternate GPT header not at the end of the disk. [ 8.790807] GPT:29296874 != 31116287 [ 8.794423] GPT: Use GNU Parted to correct GPT errors. [ 8.796249] ThumbEE CPU extension supported. [ 8.799725] mmcblk2: p1 p2 p3 [ 8.803989] Registering SWP/SWPB emulation handler [ 8.815708] Loading compiled-in X.509 certificates [ 9.001011] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.009542] panel-simple panel-lcd: Specify missing connector_type [ 9.023178] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.063826] imx_usb 2184200.usb: No over current polarity defined [ 9.078014] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.083237] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.118380] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.139476] hub 1-0:1.0: USB hub found [ 9.145780] hub 1-0:1.0: 1 port detected [ 9.162602] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.195434] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.203799] panel-simple panel-lcd: Specify missing connector_type [ 9.217228] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.248789] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.257048] panel-simple panel-lcd: Specify missing connector_type [ 9.270506] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.289666] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.319221] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.327488] panel-simple panel-lcd: Specify missing connector_type [ 9.341006] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.362873] 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) [ 9.378369] IP-Config: Failed to open gretap0 [ 9.382772] IP-Config: Failed to open erspan0 [ 9.407761] Sending DHCP requests . [ 9.548084] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.767349] hub 1-1:1.0: USB hub found [ 9.771781] hub 1-1:1.0: 3 ports detected [ 9.806910] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.815451] panel-simple panel-lcd: Specify missing connector_type [ 9.831506] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.028133] . [ 12.489484] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.500624] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 16.587985] ., OK [ 16.630497] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 [ 16.638781] IP-Config: Complete: [ 16.642097] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 [ 16.652810] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) [ 16.660843] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 16.660889] nameserver0=192.168.201.1 [ 16.732206] Freeing unused kernel memory: 2048K [ 16.738712] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 20.790865] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.812967] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.821917] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.830626] panel-simple panel-lcd: Specify missing connector_type [ 20.851304] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.920594] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.925711] CAN device driver interface [ 20.929078] panel-simple panel-lcd: Specify missing connector_type [ 20.960499] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.008538] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.016897] panel-simple panel-lcd: Specify missing connector_type [ 21.032153] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.071623] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.082473] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.094941] caam 2100000.crypto: Entropy delay = 3200 [ 21.118883] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.125498] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.160927] caam 2100000.crypto: Instantiated RNG4 SH0 [ 21.221693] caam 2100000.crypto: Instantiated RNG4 SH1 [ 21.226896] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 21.233614] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.267486] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.283462] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.308325] panel-simple panel-lcd: Specify missing connector_type [ 21.309607] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.322186] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.335831] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.344489] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.353375] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.362035] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.372888] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.376832] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.380409] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.389991] panel-simple panel-lcd: Specify missing connector_type [ 21.393021] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.410341] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.410365] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.422923] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.434918] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.444732] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.454078] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.456897] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.471654] panel-simple panel-lcd: Specify missing connector_type [ 21.487937] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.609348] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.618809] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.627522] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.636087] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.692992] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.701484] panel-simple panel-lcd: Specify missing connector_type [ 22.184744] caam algorithms registered in /proc/crypto [ 22.195256] caam 2100000.crypto: registering rng-caam [ 22.268018] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.316760] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.323150] random: crng init done [ 22.325359] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.336933] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.345397] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.361161] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.369584] panel-simple panel-lcd: Specify missing connector_type [ 22.383231] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. [ 22.428948] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) Begin: Running /scripts/init-prem[ 22.437372] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ount ... [ 22.448585] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) done. Begin: Mounting root file [ 22.457444] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fe mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.38 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. [ 25.063167] systemd[1]: System time before build time, advancing clock. [ 25.348989] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 25.375697] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 25.435333] systemd[1]: Set hostname to . [ 27.022084] systemd[1]: Queued start job for default target Graphical Interface. [ 27.037340] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 27.093282] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 27.143310] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.192519] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 27.242364] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 27.291902] 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. [ 27.339751] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.353644] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 27.400454] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 27.438299] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 27.478898] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 27.519020] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 27.563364] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 27.664907] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.679595] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 27.724798] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 27.774843] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 27.830070] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 27.870723] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 27.912539] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.923740] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.946613] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 28.001665] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 28.057442] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 28.132167] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 28.182277] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 28.228073] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 28.274687] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.306173] systemd[1]: Starting Journal Service... [ 28.307192] fuse: init (API version 7.32) Starting [0;1;39mJournal Service[0m... [ 28.377784] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 28.438547] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 28.497595] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 28.542322] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 28.590757] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 28.646918] 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. [ 28.728326] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.738556] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 28.794515] systemd[1]: modprobe@drm.service: Succeeded. [ 28.804242] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 28.843808] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.853648] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 28.894266] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 28.933253] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 28.991493] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 29.038132] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 29.087291] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.096953] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.115763] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 29.158027] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 29.208600] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 29.235385] 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... [ 29.582871] systemd-journald[278]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.129-cip12 #1 SMP Fri Jul 8 22:46:05 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/6783361/extract-nfsrootfs-r9ey90lr' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6783361/extract-nfsrootfs-r9ey90lr' / # 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-6783361/environment . /lava-6783361/environment / # /lava-6783361/bin/lava-test-runner /lava-6783361/0 /lava-6783361/bin/lava-test-runner /lava-6783361/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6783361/0/tests/0_timesync-off ++ cat uuid + UUID=6783361_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-6783361/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6783361_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/v5.10.129-cip12/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-6783361/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 5d 14h 23min 9s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:14-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12/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: 1409888 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 42.15K 152KB/s kselftest.tar.xz 5%[> ] 69.02K 136KB/s kselftest.tar.xz 7%[> ] 101.54K 143KB/s kselftest.tar.xz 9%[> ] 128.41K 137KB/s kselftest.tar.xz 11%[=> ] 162.35K 143KB/s kselftest.tar.xz 13%[=> ] 180.73K 133KB/s kselftest.tar.xz 15%[==> ] 213.25K 137KB/s kselftest.tar.xz 17%[==> ] 234.46K 131KB/s kselftest.tar.xz 19%[==> ] 271.23K 131KB/s kselftest.tar.xz 22%[===> ] 309.41K 131KB/s kselftest.tar.xz 25%[====> ] 350.42K 133KB/s kselftest.tar.xz 28%[====> ] 391.42K 136KB/s kselftest.tar.xz 30%[=====> ] 419.71K 135KB/s eta 7s kselftest.tar.xz 33%[=====> ] 466.37K 139KB/s eta 7s kselftest.tar.xz 37%[======> ] 514.45K 143KB/s eta 7s kselftest.tar.xz 40%[=======> ] 551.21K 144KB/s eta 7s kselftest.tar.xz 43%[=======> ] 600.71K 148KB/s eta 7s kselftest.tar.xz 47%[========> ] 650.20K 151KB/s eta 5s 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time stamp 2022-07-08 22:59:11 is 9514963.304026993 s in the future tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-07-08 22:59:11 is 9514963.296387326 s in the future tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-07-08 22:59:11 is 9514963.289596326 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-07-08 22:59:11 is 9514963.28219866 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-07-08 22:59:11 is 9514963.27459366 s in the future tar: ./lkdtm/DOUBLE_FAULT.sh: time stamp 2022-07-08 22:59:11 is 9514963.267972993 s in the future tar: ./lkdtm/REFCOUNT_DEC_ZERO.sh: time stamp 2022-07-08 22:59:11 is 9514963.261233326 s in the future tar: ./lkdtm/EXEC_USERSPACE.sh: time stamp 2022-07-08 22:59:11 is 9514963.254125326 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-07-08 22:59:11 is 9514963.247757993 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-07-08 22:59:11 is 9514963.24128666 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-07-08 22:59:11 is 9514963.23416766 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-07-08 22:59:11 is 9514963.227852326 s in the future tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-07-08 22:59:11 is 9514963.221639326 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-07-08 22:59:11 is 9514963.214752993 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-07-08 22:59:11 is 9514963.20861566 s in the future tar: ./lkdtm/REFCOUNT_DEC_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514963.20145866 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-07-08 22:59:11 is 9514963.19501266 s in the future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-07-08 22:59:11 is 9514963.18867066 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514963.18181466 s in the future tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: time stamp 2022-07-08 22:59:11 is 9514963.175773326 s in the future tar: ./lkdtm/READ_AFTER_FREE.sh: time stamp 2022-07-08 22:59:11 is 9514963.169182326 s in the future tar: ./lkdtm/ACCESS_USERSPACE.sh: time stamp 2022-07-08 22:59:11 is 9514963.162141993 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-06-28 03:06:28 is 8579400.156351993 s in the future tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-07-08 22:59:11 is 9514963.149984993 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-07-08 22:59:11 is 9514963.142942993 s in the future tar: ./lkdtm/USERCOPY_STACK_BEYOND.sh: time stamp 2022-07-08 22:59:11 is 9514963.136957993 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-07-08 22:59:11 is 9514963.13085566 s in the future tar: ./lkdtm/WARNING_MESSAGE.sh: time stamp 2022-07-08 22:59:11 is 9514963.124125326 s in the future tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-07-08 22:59:11 is 9514963.118037993 s in the future tar: ./lkdtm/WARNING.sh: time stamp 2022-07-08 22:59:11 is 9514963.111548326 s in the future tar: ./lkdtm/READ_BUDDY_AFTER_FREE.sh: time stamp 2022-07-08 22:59:11 is 9514963.105114993 s in the future tar: ./lkdtm/EXEC_RODATA.sh: time stamp 2022-07-08 22:59:11 is 9514963.098735326 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-07-08 22:59:11 is 9514963.092192993 s in the future tar: ./lkdtm/SOFTLOCKUP.sh: time stamp 2022-07-08 22:59:11 is 9514963.085813326 s in the future tar: ./lkdtm/REFCOUNT_ADD_ZERO.sh: time stamp 2022-07-08 22:59:11 is 9514963.07960166 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_FROM.sh: time stamp 2022-07-08 22:59:11 is 9514963.073250993 s in the future tar: ./lkdtm/EXEC_DATA.sh: time stamp 2022-07-08 22:59:11 is 9514963.067091993 s in the future tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-07-08 22:59:11 is 9514963.061021993 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-07-08 22:59:11 is 9514963.054807326 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-07-08 22:59:11 is 9514963.048418326 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-07-08 22:59:11 is 9514963.041935326 s in the future tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514963.03586466 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514963.02953266 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-08 22:59:11 is 9514963.023102993 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514963.016704326 s in the future tar: ./lkdtm/WRITE_BUDDY_AFTER_FREE.sh: time stamp 2022-07-08 22:59:11 is 9514963.01068266 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-07-08 22:59:11 is 9514963.00481166 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-07-08 22:59:11 is 9514962.99866166 s in the future tar: ./lkdtm/CORRUPT_LIST_DEL.sh: time stamp 2022-07-08 22:59:11 is 9514962.99227866 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: time stamp 2022-07-08 22:59:11 is 9514962.986399326 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-07-08 22:59:11 is 9514962.98028366 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-07-08 22:59:11 is 9514962.97414266 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-07-08 22:59:11 is 9514962.968288993 s in the future tar: ./lkdtm/EXHAUST_STACK.sh: time stamp 2022-07-08 22:59:11 is 9514962.961992326 s in the future tar: ./lkdtm/HUNG_TASK.sh: time stamp 2022-07-08 22:59:11 is 9514962.956038326 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-07-08 22:59:11 is 9514962.950168993 s in the future tar: ./lkdtm/USERCOPY_HEAP_SIZE_TO.sh: time stamp 2022-07-08 22:59:11 is 9514962.943972326 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-07-08 22:59:11 is 9514962.937939326 s in the future tar: ./lkdtm/ATOMIC_TIMING.sh: time stamp 2022-07-08 22:59:11 is 9514962.931815993 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-07-08 22:59:11 is 9514962.92555766 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-07-08 22:59:11 is 9514962.580588993 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-07-08 22:59:11 is 9514962.569878993 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_TO.sh: time stamp 2022-07-08 22:59:11 is 9514962.562614993 s in the future tar: ./lkdtm: time stamp 2022-07-08 22:59:34 is 9514985.559321993 s in the future tar: ./fpu/run_test_fpu.sh: time stamp 2022-06-28 03:06:28 is 8579399.54946266 s in the future tar: ./fpu/test_fpu: time stamp 2022-07-08 22:59:07 is 9514958.54159366 s in the future tar: ./fpu: time stamp 2022-07-08 22:59:33 is 9514984.538243993 s in the future tar: ./memory-hotplug/mem-on-off-test.sh: time stamp 2022-06-28 03:06:28 is 8579399.52822266 s in the future tar: ./memory-hotplug: time stamp 2022-07-08 22:59:34 is 9514985.524971326 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-07-08 22:59:05 is 9514956.51285966 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-07-08 22:59:05 is 9514956.504317993 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-07-08 22:59:05 is 9514956.496241326 s in the future tar: ./clone3/clone3: time stamp 2022-07-08 22:59:05 is 9514956.48821066 s in the future tar: ./clone3: time stamp 2022-07-08 22:59:32 is 9514983.484894993 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-06-28 03:06:28 is 8579399.474140326 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-06-28 03:06:28 is 8579399.46747166 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-06-28 03:06:28 is 8579399.461004326 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-06-28 03:06:28 is 8579399.453219993 s in the future tar: ./tpm2: time stamp 2022-07-08 22:59:37 is 9514988.449936326 s in the future tar: ./user/test_user_copy.sh: time stamp 2022-06-28 03:06:28 is 8579399.44051266 s in the future tar: ./user: time stamp 2022-07-08 22:59:37 is 9514988.437135326 s in the future tar: .: time stamp 2022-07-08 22:59:38 is 9514989.433435993 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 91.842534] 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 [ 92.676055] lkdtm: Performing direct entry BUG [ 92.680946] ------------[ cut here ]------------ [ 92.685579] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 92.690821] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 92.695984] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 92.725274] CPU: 3 PID: 796 Comm: cat Not tainted 5.10.129-cip12 #1 [ 92.731563] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.738135] PC is at lkdtm_BUG+0x14/0x18 [ 92.742092] LR is at lkdtm_do_action+0x2c/0x4c [ 92.746557] pc : [] lr : [] psr: a00e0013 [ 92.752845] sp : c6a8be58 ip : c6a8be68 fp : c6a8be64 [ 92.758090] r10: 00000004 r9 : c1acb7e4 r8 : c15e7d40 [ 92.763336] r7 : c6a8bf60 r6 : 00000004 r5 : c6b3c000 r4 : 00000001 [ 92.769885] r3 : c0c2d5ac r2 : 8398be9a r1 : ef7c05e0 r0 : c15e7d48 [ 92.776438] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 92.783598] Control: 10c5387d Table: 16a8c04a DAC: 00000051 [ 92.789368] Process cat (pid: 796, stack limit = 0x785bf56b) [ 92.795053] Stack: (0xc6a8be58 to 0xc6a8c000) [ 92.799437] be40: c6a8be74 c6a8be68 [ 92.807646] be60: c0c2d040 c0c2d5b8 c6a8be9c c6a8be78 c0c2d540 c0c2d020 c0c2d420 c687fcc0 [ 92.815854] be80: b6e49000 00000004 c5314540 c6a8bf60 c6a8bec4 c6a8bea0 c07f4c60 c0c2d42c [ 92.824062] bea0: 00000000 c687fcc0 b6e49000 c2816000 c6a8bf60 c07f4bfc c6a8bf5c c6a8bec8 [ 92.832270] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6a8a000 [ 92.840477] bee0: b6e49000 00020000 00000004 00000004 0001fffc c6a8bee0 00000001 b6e48000 [ 92.848683] bf00: c6929040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 92.856890] bf20: 00000000 00000000 c136d548 8398be9a c205c080 c687fcc0 c687fcc0 c6a8a000 [ 92.865097] bf40: b6e49000 00000000 00000000 00000004 c6a8bf94 c6a8bf60 c05988bc c0598228 [ 92.873304] bf60: 00000000 00000000 c6a8bfac 8398be9a 00000004 00000004 b6f90e00 00000004 [ 92.881511] bf80: c03002e4 c6a8a000 c6a8bfa4 c6a8bf98 c059894c c0598854 00000000 c6a8bfa8 [ 92.889719] bfa0: c03000c0 c0598940 00000004 00000004 00000001 b6e49000 00000004 00000000 [ 92.897928] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 [ 92.906135] bfe0: 00000004 bed37788 b6efe94f b6e84c66 800e0030 00000001 00000000 00000000 [ 92.914328] Backtrace: [ 92.916829] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.924439] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.932484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.940433] r9:c6a8bf60 r8:c5314540 r7:00000004 r6:b6e49000 r5:c687fcc0 r4:c0c2d420 [ 92.948216] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.956076] r9:c07f4bfc r8:c6a8bf60 r7:c2816000 r6:b6e49000 r5:c687fcc0 r4:00000000 [ 92.963852] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.971020] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c6a8a000 r5:c687fcc0 [ 92.978868] r4:c687fcc0 [ 92.981436] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.988601] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000004 r4:00000004 [ 92.996379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.003968] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) [ 93.009047] bfa0: 00000004 00000004 00000001 b6e49000 00000004 00000000 [ 93.017255] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 [ 93.025455] bfe0: 00000004 bed37788 b6efe94f b6e84c66 [ 93.030537] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 93.036663] ---[ end trace 58716c38f4167bd3 ]--- [ 93.041308] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 93.050207] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 796, name: cat [ 93.057881] INFO: lockdep is turned off. [ 93.061822] irq event stamp: 1570 [ 93.065179] hardirqs last enabled at (1569): [] console_unlock+0x4b0/0x6c0 [ 93.073039] hardirqs last disabled at (1570): [] __und_svc+0x60/0x6c [ 93.080291] softirqs last enabled at (1566): [] __do_softirq+0x378/0x5fc [ 93.087977] softirqs last disabled at (1555): [] __irq_exit_rcu+0x178/0x1d0 [ 93.095838] CPU: 3 PID: 796 Comm: cat Tainted: G D 5.10.129-cip12 #1 [ 93.103515] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 93.110060] Backtrace: [ 93.112566] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 93.120164] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f6a8 [ 93.125855] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 93.133207] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 93.140984] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c8244 r4:c6a8a000 [ 93.148762] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 93.156615] r6:00000000 r5:00000031 r4:c19c8244 [ 93.161276] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 93.169043] r6:00000001 r5:c6a8a000 r4:c69c2880 [ 93.173707] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 93.181045] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c69c2880 [ 93.187783] [] (do_exit) from [] (die+0x374/0x380) [ 93.194331] r7:c1e0fc0c [ 93.196895] [] (die) from [] (do_undefinstr+0x170/0x240) [ 93.203974] r10:00000004 r9:c6a8a000 r8:c15e7d40 r7:00000000 r6:c6a8bdc8 r5:c0c2d5c0 [ 93.211823] r4:e7f001f2 [ 93.214389] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 93.222326] Exception stack(0xc6a8bdc8 to 0xc6a8be10) [ 93.227407] bdc0: c15e7d48 ef7c05e0 8398be9a c0c2d5ac 00000001 c6b3c000 [ 93.235616] bde0: 00000004 c6a8bf60 c15e7d40 c1acb7e4 00000004 c6a8be64 c6a8be68 c6a8be58 [ 93.243818] be00: c0c2d040 c0c2d5c0 a00e0013 ffffffff [ 93.248895] r7:c6a8bdfc r6:ffffffff r5:a00e0013 r4:c0c2d5c4 [ 93.254598] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.262202] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.270241] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.278189] r9:c6a8bf60 r8:c5314540 r7:00000004 r6:b6e49000 r5:c687fcc0 r4:c0c2d420 [ 93.285966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.293825] r9:c07f4bfc r8:c6a8bf60 r7:c2816000 r6:b6e49000 r5:c687fcc0 r4:00000000 [ 93.301600] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.308765] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c6a8a000 r5:c687fcc0 [ 93.316613] r4:c687fcc0 [ 93.319178] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.326342] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000004 r4:00000004 [ 93.334117] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.341706] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) [ 93.346786] bfa0: 00000004 00000004 00000001 b6e49000 00000004 00000000 [ 93.354993] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 [ 93.363193] bfe0: 00000004 bed37788 b6efe94f b6e84c66 # Segmentation fault # [ 92.676055] lkdtm: Performing direct entry BUG # [ 92.680946] ------------[ cut here ]------------ # [ 92.685579] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 92.690821] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 92.695984] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 92.725274] CPU: 3 PID: 796 Comm: cat Not tainted 5.10.129-cip12 #1 # [ 92.731563] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.738135] PC is at lkdtm_BUG+0x14/0x18 # [ 92.742092] LR is at lkdtm_do_action+0x2c/0x4c # [ 92.746557] pc : [] lr : [] psr: a00e0013 # [ 92.752845] sp : c6a8be58 ip : c6a8be68 fp : c6a8be64 # [ 92.758090] r10: 00000004 r9 : c1acb7e4 r8 : c15e7d40 # [ 92.763336] r7 : c6a8bf60 r6 : 00000004 r5 : c6b3c000 r4 : 00000001 # [ 92.769885] r3 : c0c2d5ac r2 : 8398be9a r1 : ef7c05e0 r0 : c15e7d48 # [ 92.776438] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.783598] Control: 10c5387d Table: 16a8c04a DAC: 00000051 # [ 92.789368] Process cat (pid: 796, stack limit = 0x785bf56b) # [ 92.795053] Stack: (0xc6a8be58 to 0xc6a8c000) # [ 92.799437] be40: c6a8be74 c6a8be68 # [ 92.807646] be60: c0c2d040 c0c2d5b8 c6a8be9c c6a8be78 c0c2d540 c0c2d020 c0c2d420 c687fcc0 # [ 92.815854] be80: b6e49000 00000004 c5314540 c6a8bf60 c6a8bec4 c6a8bea0 c07f4c60 c0c2d42c # [ 92.824062] bea0: 00000000 c687fcc0 b6e49000 c2816000 c6a8bf60 c07f4bfc c6a8bf5c c6a8bec8 # [ 92.832270] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6a8a000 # [ 92.840477] bee0: b6e49000 00020000 00000004 00000004 0001fffc c6a8bee0 00000001 b6e48000 # [ 92.848683] bf00: c6929040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.856890] bf20: 00000000 00000000 c136d548 8398be9a c205c080 c687fcc0 c687fcc0 c6a8a000 # [ 92.865097] bf40: b6e49000 00000000 00000000 00000004 c6a8bf94 c6a8bf60 c05988bc c0598228 # [ 92.873304] bf60: 00000000 00000000 c6a8bfac 8398be9a 00000004 00000004 b6f90e00 00000004 # [ 92.881511] bf80: c03002e4 c6a8a000 c6a8bfa4 c6a8bf98 c059894c c0598854 00000000 c6a8bfa8 # [ 92.889719] bfa0: c03000c0 c0598940 00000004 00000004 00000001 b6e49000 00000004 00000000 # [ 92.897928] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 # [ 92.906135] bfe0: 00000004 bed37788 b6efe94f b6e84c66 800e0030 00000001 00000000 00000000 # [ 92.914328] Backtrace: # [ 92.916829] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.924439] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.932484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.940433] r9:c6a8bf60 r8:c5314540 r7:00000004 r6:b6e49000 r5:c687fcc0 r4:c0c2d420 # [ 92.948216] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.956076] r9:c07f4bfc r8:c6a8bf60 r7:c2816000 r6:b6e49000 r5:c687fcc0 r4:00000000 # [ 92.963852] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.971020] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c6a8a000 r5:c687fcc0 # [ 92.978868] r4:c687fcc0 # [ 92.981436] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.988601] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000004 r4:00000004 # [ 92.996379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.003968] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) # [ 93.009047] bfa0: 00000004 00000004 00000001 b6e49000 00000004 00000000 # [ 93.017255] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 # [ 93.025455] bfe0: 00000004 bed37788 b6efe94f b6e84c66 # [ 93.030537] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 93.036663] ---[ end trace 58716c38f4167bd3 ]--- # [ 93.041308] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 93.050207] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 796, name: cat # [ 93.057881] INFO: lockdep is turned off. # [ 93.0[ 93.828777] lkdtm: Performing direct entry WARNING 61822] irq event stamp: 1570 # [[ 93.835735] ------------[ cut here ]------------ 93.065179] hardirqs last enab[ 93.843482] WARNING: CPU: 1 PID: 867 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c led at (1569): [] conso[ 93.854577] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 le_unlock+0x4b0/0x6c0 # [ 93.0[ 93.886400] CPU: 1 PID: 867 Comm: cat Tainted: G D W 5.10.129-cip12 #1 73039] hardirqs last disabled at [ 93.896758] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) (1570): [] __und_svc+0x[ 93.906149] Backtrace: 60/0x6c # [ 93.080291] softirq[ 93.911473] [] (dump_backtrace) from [] (show_stack+0x20/0x24) s last enabled at (1566): [] __do_softirq+0x378/0x5fc [ 93.930419] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.087977] softirqs last di[ 93.940595] [] (dump_stack) from [] (__warn+0xfc/0x16c) sabled at (1555): [] __[ 93.950415] r9:00000009 r8:c0c2d60c r7:00000053 r6:00000009 r5:c0c2d60c r4:c1acbea0 irq_exit_rcu+0x178/0x1d0 # [ 9[ 93.961023] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 3.095838] CPU: 3 PID: 796 Comm: c[ 93.971362] r7:00000053 r6:c1acbea0 r5:00000000 r4:c6c7e000 at Tainted: G D 5.[ 93.979892] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 10.129-cip12 #1 # [ 93.103515][ 93.990838] r9:c1acb7e8 r8:c15e7d40 r7:c6c7ff60 r6:00000008 r5:c6c3c000 r4:00000002 Hardware name: Freescale i.MX6 Q[ 94.001446] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) uad/DualLite (Device Tree) # [ [ 94.012225] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 93.110060] Backtrace: # [ 93[ 94.023093] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) .112566] [] (dump_backt[ 94.033866] r9:c6c7ff60 r8:c5314540 r7:00000008 r6:b6e39000 r5:c692b900 r4:c0c2d420 race) from [] (show_sta[ 94.044477] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) ck+0x20/0x24) # [ 93.120164] [ 94.055164] r9:c07f4bfc r8:c6c7ff60 r7:c2816000 r6:b6e39000 r5:c692b900 r4:00000000 r7:ffffffff r6:600e0093 r5:000000[ 94.065771] [] (vfs_write) from [] (ksys_write+0x74/0xec) 00 r4:c1f0f6a8 # [ 93.125855] [ 94.075768] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c6c7e000 r5:c692b900 [] (show_stack) from [<[ 94.086454] r4:c692b900 c135187c>] (dump_stack+0xe0/0x100[ 94.091858] [] (ksys_write) from [] (sys_write+0x18/0x1c) ) # [ 93.133207] [] [ 94.101854] r9:c6c7e000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000008 r4:00000008 (dump_stack) from [] (_[ 94.112462] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) __might_sle[ 94.122888] Exception stack(0xc6c7ffa8 to 0xc6c7fff0) [ 94.128897] ffa0: 00000008 00000008 00000001 b6e39000 00000008 00000000 [ 94.137083] ffc0: 00000008 00000008 b6f80e00 00000004 00000001 00000000 00020000 beb8fa54 ep[ 94.145265] ffe0: 00000004 beb8f788 b6eee94f b6e74c66 +0x1b0/0x2c0)[ 94.150594] irq event stamp: 0 # [ 93.140984] r9:600e0093 r[ 94.154746] hardirqs last enabled at (0): [<00000000>] 0x0 8:0000000b r7:c035bb84 r6:0000003[ 94.163214] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 1 r5:c19c8244 r4:c6a8a000 # [ [ 94.173556] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 93.148762] [] (___might[ 94.183898] softirqs last disabled at (0): [<00000000>] 0x0 _sleep) from [] (__migh[ 94.192333] ---[ end trace 58716c38f4167bd4 ]--- t_sleep+0x70/0xb0) # [ 93.156615] r6:00000000 r5:00000031 r4:c19c8244 # [ 93.161276] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 93.169043] r6:00000001 r5:c6a8a000 r4:c69c2880 # [ 93.173707] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 93.181045] r8:0000000b r7:c1e0fc0c r6:ffffe000 r5:00000000 r4:c69c2880 # [ 93.187783] [] (do_exit) from [] (die+0x374/0x380) # [ 93.194331] r7:c1e0fc0c # [ 93.196895] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 93.203974] r10:00000004 r9:c6a8a000 r8:c15e7d40 r7:00000000 r6:c6a8bdc8 r5:c0c2d5c0 # [ 93.211823] r4:e7f001f2 # [ 93.214389] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 93.222326] Exception stack(0xc6a8bdc8 to 0xc6a8be10) # [ 93.227407] bdc0: c15e7d48 ef7c05e0 8398be9a c0c2d5ac 00000001 c6b3c000 # [ 93.235616] bde0: 00000004 c6a8bf60 c15e7d40 c1acb7e4 00000004 c6a8be64 c6a8be68 c6a8be58 # [ 93.243818] be00: c0c2d040 c0c2d5c0 a00e0013 ffffffff # [ 93.248895] r7:c6a8bdfc r6:ffffffff r5:a00e0013 r4:c0c2d5c4 # [ 93.254598] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.262202] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.270241] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.278189] r9:c6a8bf60 r8:c5314540 r7:00000004 r6:b6e49000 r5:c687fcc0 r4:c0c2d420 # [ 93.285966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.293825] r9:c07f4bfc r8:c6a8bf60 r7:c2816000 r6:b6e49000 r5:c687fcc0 r4:00000000 # [ 93.301600] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.308765] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c6a8a000 r5:c687fcc0 # [ 93.316613] r4:c687fcc0 # [ 93.319178] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.326342] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000004 r4:00000004 # [ 93.334117] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.341706] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) # [ 93.346786] bfa0: 00000004 00000004 00000001 b6e49000 00000004 00000000 # [ 93.354993] bfc0: 00000004 00000004 b6f90e00 00000004 00000001 00000000 00020000 bed37a54 # [ 93.363193] bfe0: 00000004 bed37788 b6efe94f b6e84c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 93.828777] lkdtm: Performing direct entry WARNING # [ 93.835735] ------------[ cut here ]------------ # [ 93.843482] WARNING: CPU: 1 PID: 867 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 93.854577] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 93.886400] CPU: 1 PID: 867 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 93.896758] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.906149] Backtrace: # [ 93.911473] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.921896] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 93.930419] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.940595] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 93.950415] r9:00000009 r8:c0c2d60c r7:00000053 r6:00000009 r5:c0c2d60c r4:c1acbea0 # [ 93.961023] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.971362] r7:00000053 r6:c1acbea0 r5:00000000 r4:c6c7e000 # [ 93.979892] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4[ 94.549946] ------------[ cut here ]------------ c) # [ 93.990838] r9:c1acb7e8[ 94.557390] WARNING: CPU: 3 PID: 902 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 r8:c15e7d40 r7:c6c7ff60 r6:00000[ 94.569559] Warning message trigger count: 2 008 r5:c6c3c000 r4:00000002 # [ [ 94.576553] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 94.001446] [] (lkdtm_[ 94.608340] CPU: 3 PID: 902 Comm: cat Tainted: G D W 5.10.129-cip12 #1 WARNING) from [] (lkdtm[ 94.618753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _do_action+0x2c/0x4c) # [ 94.0[ 94.628154] Backtrace: 12225] [] (lkdtm_do_act[ 94.633507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ion) from [] (direct_en[ 94.643924] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 try+0x120/0x18c) # [ 94.023093[ 94.652456] [] (show_stack) from [] (dump_stack+0xe0/0x100) ] [] (direct_entry) fro[ 94.662644] [] (dump_stack) from [] (__warn+0xfc/0x16c) m [] (full_proxy_write+[ 94.672473] r9:00000009 r8:c0c2d65c r7:00000058 r6:00000009 r5:c0c2d65c r4:c1acbea0 0x64/0x94) # [ 94.033866] r9:[ 94.683094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) c6c7ff60 r8:c5314540 r7:00000008 [ 94.693434] r7:00000058 r6:c1acbea0 r5:c1acbebc r4:c69fa000 r6:b6e39000 r5:c692b900 r4:c0c2d4[ 94.701982] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 20 # [ 94.044477] [][ 94.713626] r9:c1acb7f0 r8:c15e7d40 r7:c69fbf60 r6:00000010 r5:c6b3c000 r4:00000003 (full_proxy_write) from [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 28>] (vfs_write+0x10c/0x524) # [[ 94.735728] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 94.055164] r9:c07f4bfc r8:c6c[ 94.746605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 7ff60 r7:c2816000 r6:b6e39000 r5:[ 94.757384] r9:c69fbf60 r8:c5314540 r7:00000010 r6:b6e0b000 r5:c47c8140 r4:c0c2d420 c692b900 r4:00000000 # [ 94.06[ 94.768007] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 5771] [] (vfs_write) fr[ 94.778698] r9:c07f4bfc r8:c69fbf60 r7:c2816000 r6:b6e0b000 r5:c47c8140 r4:00000000 om [] (ksys_write+0x74/[ 94.789314] [] (vfs_write) from [] (ksys_write+0x74/0xec) 0xec) # [ 94.075768] r10:0000[ 94.799316] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c69fa000 r5:c47c8140 0004 r9:00000000 r8:00000000 r7:b[ 94.810004] r4:c47c8140 6e39000 r6:c6c7e000 r5:c692b900 [ 94.815423] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.086454] r4:c692b900 # [ 94.825427] r9:c69fa000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000010 r4:00000010 [ 94.091858] [] (ksys[ 94.836046] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) _write) from [] (sys_wr[ 94.846471] Exception stack(0xc69fbfa8 to 0xc69fbff0) ite+0x18/0x1c) # [ 94.101854] [ 94.854403] bfa0: 00000010 00000010 00000001 b6e0b000 00000010 00000000 r9:c6c7e000 r8:c03002e4 r7:00000[ 94.865451] bfc0: 00000010 00000010 b6f52e00 00000004 00000001 00000000 00020000 bede7a54 004 r6:b6f80e00 r5:00000008 r4:00[ 94.876495] bfe0: 00000004 bede7788 b6ec094f b6e46c66 000008 # [ 94.112462] [] (sys_write) from [[ 94.890417] hardirqs last enabled at (0): [<00000000>] 0x0 ] (ret_fast_syscall+0x0/0x28) # [ 94.898866] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 94.122888] Exception stack(0x[ 94.909207] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c c6c7ffa8 to 0xc6c7fff0) # [ 94[ 94.919568] softirqs last disabled at (0): [<00000000>] 0x0 .128897] ffa0: [ 94.927997] ---[ end trace 58716c38f4167bd5 ]--- 00000008 00000008 00000001 b6e39000 00000008 00000000 # [ 94.137083] ffc0: 00000008 00000008 b6f80e00 00000004 00000001 00000000 00020000 beb8fa54 # [ 94.145265] ffe0: 00000004 beb8f788 b6eee94f b6e74c66 # [ 94.150594] irq event stamp: 0 # [ 94.154746] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.163214] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 94.173556] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 94.183898] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.192333] ---[ end trace 58716c38f4167bd4 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 94.542578] lkdtm: Performing direct entry WARNING_MESSAGE # [ 94.549946] ------------[ cut here ]------------ # [ 94.557390] WARNING: CPU: 3 PID: 902 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 94.569559] Warning message trigger count: 2 # [ 94.576553] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 94.608340] CPU: 3 PID: 902 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 94.618753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.628154] Backtrace: # [ 94.633507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.643924] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 94.652456] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.662644] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 94.672473] r9:00000009 r8:c0c2d65c r7:00000058 r6:00000009 r5:c0c2d65c r4:c1acbea0 # [ 94.683094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.693434] r7:00000058 r6:c1acbea0 r5:c1acbebc r4:c69fa000 # [ 94.701982] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 94.713626] r9:c1acb7f0 r8:c15e7d40 r7:c69fbf60 r6:00000010 r5:c6b3c000 r4:00000003 # [ 94.724250] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.735728] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.746605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.757384] r9:c69fbf60 r8:c5314540 r7:00000010 r6:b6e0b000 r5:c47c8140 r4:c0c2d420 # [ 94.768007] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.778698] r9:c07f4bfc r8:c69fbf60 r7:c2816000 r6:b6e0b000 r5:c47c8140 r4:00000000 # [ 94.789314] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.799316] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c69fa000 r5:c47c8140 # [ 94.810004] r4:c47c8140 # [ 94.815423] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.825427] r9:c69fa000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000010 r4:00000010 # [ 94.836046] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.846471] Exception stack(0xc69fbfa8 to 0xc69fbff0) # [ 94.854403] bfa0: 00000010 00000010 00000001 b6e0b000 00000010 00000000 # [ 94.865451] bfc0: 00000010 00000010 b6f52e00 00000004 00000001 00000000 00020000 bede7a54 # [ 94.876495] bfe0: 00000004 bede7788 b6ec094f b6e46c66 # [ 94.884644] irq event stamp: 0 # [ 94.890417] hardirqs last enabled at (0): [<[ 95.256188] lkdtm: Performing direct entry EXCEPTION 00000000>] 0x0 # [ 94.898866] [ 95.263588] 8<--- cut here --- hardirqs last disabled at (0): [<[ 95.269504] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c0353ce0>] copy_process+0x5c8/0x1[ 95.280430] pgd = ed2d7b54 94c # [ 94.909207] softirqs la[ 95.285919] [00000000] *pgd=00000000 st enabled at (0): [] [ 95.292411] Internal error: Oops: 805 [#2] SMP ARM copy_process+0x5c8/0x194c # [ [ 95.300015] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 94.919568] softirqs l[a s t 9 5d.331722] CPU: 3 PID: 934 Comm: cat Tainted: G D W 5.10.129-cip12 #1 sabled a[t ( 09)5:. 3[4<1060205] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000>] 0x0 # [ 94.927997][ - 95.349902] PC is at lkdtm_EXCEPTION+0x18/0x20 -[ end trace 587[1 6 c 3985f.43156940] LR is at lkdtm_do_action+0x2c/0x4c 7bd5 ]---[ # W9A5R.3N6I3N4G6_] pc : [] lr : [] psr: a00e0013 MESSAG[E : s9a5w. 3'7m1e4s6s4a] sp : c6e61e58 ip : c6e61e68 fp : c6e61e64 e trig[g e r9'5:. 3o7k83 3o8k] r10: 0000000a r9 : c1acb800 r8 : c15e7d40 4 selftest[s : l9k5d.t3m8:5 12W] r7 : c6e61f60 r6 : 0000000a r5 : c6be8000 r4 : 00000004 ARNING_ME[S S A G9E5..s3h93 3#8 ] r3 : 00000000 r2 : a107d7ba r1 : ef7c05e0 r0 : c15e7d60 selftests:[ l k d9t5m.:4 0E1X6C49] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none PTION.sh[ 95.410604] Control: 10c5387d Table: 1682404a DAC: 00000051 [ 95.417221] Process cat (pid: 934, stack limit = 0x678ef5d3) [ 95.422885] Stack: (0xc6e61e58 to 0xc6e62000) [ 95.427249] 1e40: c6e61e74 c6e61e68 [ 95.435435] 1e60: c0c2d040 c0c2d670 c6e61e9c c6e61e78 c0c2d540 c0c2d020 c0c2d420 c6bb9040 [ 95.443621] 1e80: b6e3b000 0000000a c5314540 c6e61f60 c6e61ec4 c6e61ea0 c07f4c60 c0c2d42c [ 95.451807] 1ea0: 00000000 c6bb9040 b6e3b000 c2816000 c6e61f60 c07f4bfc c6e61f5c c6e61ec8 [ 95.459991] 1ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6e60000 [ 95.468177] 1ee0: b6e3b000 00020000 00000004 0000000a 0001fff6 c6e61ee0 00000001 b6e3a000 [ 95.476361] 1f00: c5a59540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 95.484546] 1f20: 00000000 00000000 c136d548 a107d7ba c205c080 c6bb9040 c6bb9040 c6e60000 [ 95.492731] 1f40: b6e3b000 00000000 00000000 00000004 c6e61f94 c6e61f60 c05988bc c0598228 [ 95.500915] 1f60: 00000000 00000000 c6e61fac a107d7ba 0000000a 0000000a b6f82e00 00000004 [ 95.509101] 1f80: c03002e4 c6e60000 c6e61fa4 c6e61f98 c059894c c0598854 00000000 c6e61fa8 [ 95.517287] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e3b000 0000000a 00000000 [ 95.525471] 1fc0: 0000000a 0000000a b6f82e00 00000004 00000001 00000000 00020000 be8c9a54 [ 95.533655] 1fe0: 00000004 be8c9788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 [ 95.541835] Backtrace: [ 95.544304] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.552406] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.560426] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.568353] r9:c6e61f60 r8:c5314540 r7:0000000a r6:b6e3b000 r5:c6bb9040 r4:c0c2d420 [ 95.576109] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.583948] r9:c07f4bfc r8:c6e61f60 r7:c2816000 r6:b6e3b000 r5:c6bb9040 r4:00000000 [ 95.591699] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.598843] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6e60000 r5:c6bb9040 [ 95.606675] r4:c6bb9040 [ 95.609219] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.616361] r9:c6e60000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000000a r4:0000000a [ 95.624116] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.631688] Exception stack(0xc6e61fa8 to 0xc6e61ff0) [ 95.636747] 1fa0: 0000000a 0000000a 00000001 b6e3b000 0000000a 00000000 [ 95.644931] 1fc0: 0000000a 0000000a b6f82e00 00000004 00000001 00000000 00020000 be8c9a54 [ 95.653113] 1fe0: 00000004 be8c9788 b6ef094f b6e76c66 [ 95.658174] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 95.664320] ---[ end trace 58716c38f4167bd6 ]--- # Segmentation fault # [ 95.256188] lkdtm: Performing direct entry EXCEPTION # [ 95.263588] 8<--- cut here --- # [ 95.269504] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 95.280430] pgd = ed2d7b54 # [ 95.285919] [00000000] *pgd=00000000 # [ 95.292411] Internal error: Oops: 805 [#2] SMP ARM # [ 95.300015] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 95.331722] CPU: 3 PID: 934 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 95.341625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.349902] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 95.356940] LR is at lkdtm_do_action+0x2c/0x4c # [ 95.363462] pc : [] lr : [] psr: a00e0013 # [ 95.371464] sp : c6e61e58 ip : c6e61e68 fp : c6e61e64 # [ 95.378338] r10: 0000000a r9 : c1acb800 r8 : c15e7d40 # [ 95.385125] r7 : c6e61f60 r6 : 0000000a r5 : c6be8000 r4 : 00000004 # [ 95.393386] r3 : 00000000 r2 : a107d7ba r1 : ef7c05e0 r0 : c15e7d60 # [ 95.401649] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.410604] Control: 10c5387d Table: 1682404a DAC: 00000051 # [ 95.417221] Process cat (pid: 934, stack limit = 0x678ef5d3) # [ 95.422885] Stack: (0xc6e61e58 to 0xc6e62000) # [ 95.427249] 1e40: c6e61e74 c6e61e68 # [ 95.435435] 1e60: c0c2d040 c0c2d670 c6e61e9c c6e61e78 c0c2d540 c0c2d020 c0c2d420 c6bb9040 # [ 95.443621] 1e80: b6e3b000 0000000a c5314540 c6e61f60 c6e61ec4 c6e61ea0 c07f4c60 c0c2d42c # [ 95.451807] 1ea0: 00000000 c6bb9040 b6e3b000 c2816000 c6e61f60 c07f4bfc c6e61f5c c6e61ec8 # [ 95.459991] 1ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6e60000 # [ 95.468177] 1ee0: b6e3b000 00020000 00000004 0000000a 0001fff6 c6e61ee0 00000001 b6e3a000 # [ 95.476361] 1f00: c5a59540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.484546] 1f20: 00000000 00000000 c136d548 a107d7ba c205c080 c6bb9040 c6bb9040 c6e60000 # [ 95.492731] 1f40: b6e3b000 00000000 00000000 00000004 c6e61f94 c6e61f60 c05988bc c0598228 # [ 95.500915] 1f60: 00000000 00000000 c6e61fac a107d7ba 0000000a 0000000a b6f82e00 00000004 # [ 95.509101] 1f80: c03002e4 c6e60000 c6e61fa4 c6e61f98 c059894c c0598854 00000000 c6e61fa8 # [ 95.517287] 1fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6e3b000 0000000a 00000000 # [ 95.525471] 1fc0: 0000000a 0000000a b6f82e00 00000004 00000001 00000000 00020000 be8c9a54 # [ 95.533655] 1fe0: 00000004 be8c9788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 # [ 95.541835] Backtrace: # [ 95.544304] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.552406] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.560426] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.568353] r9:c6e61f60 r8:c5314540 r7:0000000a r6:b6e3b000 r5:c6bb9040 r4:c0c2d420 # [ 95.576109] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.583948] r9:c07f4bfc r8:c6e61f60 r7:c2816000 r6:b6e3b000 r5:c6bb9040 r4:00000000 # [ 95.591699] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.598843] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6e60000 r5:c6bb9040 # [ 95.606675] r4:c6bb9040 # [ 95.609219] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.616361] r9:c6e60000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000000a r4:0000000a # [ 95.624116] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.631688] Exception stack(0xc6e61fa8 to 0xc6e61ff0) # [ 95.636747] 1fa0: 0000000a 0000000a 00000001 b6e3b000 0000000a 00000000 # [ 95.644931] 1fc0: 0000000a 0000000a b6f82e00 00000004 00000001 00000000 00020000 be8c9a54 # [ 95.653113] 1fe0: 00000004 be8c9788 b6ef094f b6e76c66 # [ 95.658174] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 95.664320] ---[ end trace 58716c38f4167bd6 ]--- # 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 [ 96.876857] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 96.882512] lkdtm: attempting good list addition [ 96.887140] lkdtm: attempting corrupted list addition [ 96.892269] lkdtm: list_add() corruption not detected! # [ 96.876857] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 96.882512] lkdtm: attempting good list addition # [ 96.887140] lkdtm: attempting corrupted list addition # [ 96.892269] 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 [ 97.244192] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 97.249968] lkdtm: attempting good list removal [ 97.254539] lkdtm: attempting corrupted list removal [ 97.259587] lkdtm: list_del() corruption not detected! # [ 97.244192] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 97.249968] lkdtm: attempting good list removal # [ 97.254539] lkdtm: attempting corrupted list removal # [ 97.259587] 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 [ 97.590797] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 97.597086] lkdtm: attempting bad read from page below current stack [ 97.603560] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 97.590797] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 97.597086] lkdtm: attempting bad read from page below current stack # [ 97.603560] 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 [ 97.934753] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 97.941297] lkdtm: attempting bad read from page above current stack [ 97.947755] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 97.934753] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 97.941297] lkdtm: attempting bad read from page above current stack # [ 97.947755] 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 [ 98.289464] lkdtm: Performing direct entry UNSET_SMEP [ 98.294536] lkdtm: XFAIL: this test is x86_64-only # [ 98.289464] lkdtm: Performing direct entry UNSET_SMEP # [ 98.294536] 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 [ 98.634546] lkdtm: Performing direct entry DOUBLE_FAULT [ 98.639956] lkdtm: XFAIL: this test is ia32-only # [ 98.634546] lkdtm: Performing direct entry DOUBLE_FAULT # [ 98.639956] 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 [ 98.972353] lkdtm: Performing direct entry CORRUPT_PAC [ 98.977517] lkdtm: XFAIL: this test is arm64-only # [ 98.972353] lkdtm: Performing direct entry CORRUPT_PAC # [ 98.977517] 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 [ 99.305072] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 99.311707] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 99.305072] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 99.311707] 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 [ 100.041623] lkdtm: Performing direct entry READ_AFTER_FREE [ 100.047133] lkdtm: Value in memory before free: 12345678 [ 100.052598] lkdtm: Attempting bad read from freed memory [ 100.058038] lkdtm: Memory was not poisoned # [ 100.041623] lkdtm: Performing direct entry READ_AFTER_FREE # [ 100.047133] lkdtm: Value in memory before free: 12345678 # [ 100.052598] lkdtm: Attempting bad read from freed memory # [ 100.058038] 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 [ 100.575503] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 100.581597] lkdtm: Value in memory before free: 12345678 [ 100.586923] lkdtm: Attempting to read from freed memory [ 100.592266] lkdtm: Buddy page was not poisoned # [ 100.575503] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 100.581597] lkdtm: Value in memory before free: 12345678 # [ 100.586923] lkdtm: Attempting to read from freed memory # [ 100.592266] 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 [ 100.940761] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 100.946374] lkdtm: Attempting double slab free ... # [ 100.940761] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 100.946374] 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 [ 101.278592] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 101.284110] lkdtm: Attempting cross-cache slab free ... # [ 101.278592] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 101.284110] 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 [ 101.618532] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 101.623955] lkdtm: Attempting non-Slab slab free ... # [ 101.618532] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 101.623955] 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 [ 102.710513] lkdtm: Performing direct entry EXEC_DATA [ 102.715502] lkdtm: attempting ok execution at c0c2ddb0 [ 102.720842] lkdtm: attempting bad execution at c26f674c [ 102.726116] 8<--- cut here --- [ 102.729183] Unable to handle kernel paging request at virtual address c26f674c [ 102.736415] pgd = a69ba438 [ 102.739139] [c26f674c] *pgd=1261141e(bad) [ 102.743202] Internal error: Oops: 8000000d [#3] SMP ARM [ 102.748451] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 102.777729] CPU: 2 PID: 1777 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 102.785492] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.792054] PC is at data_area+0x0/0x40 [ 102.795932] LR is at execute_location+0xa4/0xb4 [ 102.800487] pc : [] lr : [] psr: 600e0013 [ 102.806776] sp : c6b43e38 ip : 00000027 fp : c6b43e54 [ 102.812020] r10: 0000000a r9 : c1acb9e4 r8 : c15e7d40 [ 102.817266] r7 : c6b43f60 r6 : 00000001 r5 : c26f674c r4 : c0c2ddb0 [ 102.823814] r3 : fc13fce6 r2 : fc13fce6 r1 : ef7ab5e4 r0 : 0000002b [ 102.830364] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.837524] Control: 10c5387d Table: 16d1004a DAC: 00000051 [ 102.843292] Process cat (pid: 1777, stack limit = 0x644462fc) [ 102.849063] Stack: (0xc6b43e38 to 0xc6b44000) [ 102.853446] 3e20: 0000001f c5ce0000 [ 102.861655] 3e40: 0000000a c6b43f60 c6b43e64 c6b43e58 c1357f64 c1357d60 c6b43e74 c6b43e68 [ 102.869861] 3e60: c0c2d040 c1357f4c c6b43e9c c6b43e78 c0c2d540 c0c2d020 c0c2d420 c5a84280 [ 102.878069] 3e80: b6df5000 0000000a c5314540 c6b43f60 c6b43ec4 c6b43ea0 c07f4c60 c0c2d42c [ 102.886276] 3ea0: 00000000 c5a84280 b6df5000 c2816000 c6b43f60 c07f4bfc c6b43f5c c6b43ec8 [ 102.894483] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c59d31e4 c05988bc c6b42000 [ 102.902691] 3ee0: b6df5000 00020000 00000004 0000000a 0001fff6 c6b43ee0 00000001 00000805 [ 102.910897] 3f00: c5a59400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.919103] 3f20: 00000000 00000000 c6b42000 fc13fce6 b6df4000 c5a84280 c5a84280 c6b42000 [ 102.927309] 3f40: b6df5000 00000000 00000000 00000004 c6b43f94 c6b43f60 c05988bc c0598228 [ 102.935515] 3f60: 00000000 00000000 c6b43fac fc13fce6 0000000a 0000000a b6f3ce00 00000004 [ 102.943720] 3f80: c03002e4 c6b42000 c6b43fa4 c6b43f98 c059894c c0598854 00000000 c6b43fa8 [ 102.951927] 3fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 [ 102.960134] 3fc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 befe1a54 [ 102.968340] 3fe0: 00000004 befe1788 b6eaa94f b6e30c66 800e0030 00000001 00000000 00000000 [ 102.976534] Backtrace: [ 102.979042] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 102.987253] r7:c6b43f60 r6:0000000a r5:c5ce0000 r4:0000001f [ 102.992961] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.001093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.009139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.017089] r9:c6b43f60 r8:c5314540 r7:0000000a r6:b6df5000 r5:c5a84280 r4:c0c2d420 [ 103.024875] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.032737] r9:c07f4bfc r8:c6b43f60 r7:c2816000 r6:b6df5000 r5:c5a84280 r4:00000000 [ 103.040514] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.047681] r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c6b42000 r5:c5a84280 [ 103.055530] r4:c5a84280 [ 103.058095] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.065261] r9:c6b42000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:0000000a r4:0000000a [ 103.073039] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.080628] Exception stack(0xc6b43fa8 to 0xc6b43ff0) [ 103.085707] 3fa0: 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 [ 103.093913] 3fc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 befe1a54 [ 103.102114] 3fe0: 00000004 befe1788 b6eaa94f b6e30c66 [ 103.107196] Code: 00000000 c43ee0c0 c43ee180 c43ee240 (e1a0c00d) [ 103.113320] ---[ end trace 58716c38f4167bd7 ]--- # Segmentation fault # [ 102.710513] lkdtm: Performing direct entry EXEC_DATA # [ 102.715502] lkdtm: attempting ok execution at c0c2ddb0 # [ 102.720842] lkdtm: attempting bad execution at c26f674c # [ 102.726116] 8<--- cut here --- # [ 102.729183] Unable to handle kernel paging request at virtual address c26f674c # [ 102.736415] pgd = a69ba438 # [ 102.739139] [c26f674c] *pgd=1261141e(bad) # [ 102.743202] Internal error: Oops: 8000000d [#3] SMP ARM # [ 102.748451] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 102.777729] CPU: 2 PID: 1777 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 102.785492] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.792054] PC is at data_area+0x0/0x40 # [ 102.795932] LR is at execute_location+0xa4/0xb4 # [ 102.800487] pc : [] lr : [] psr: 600e0013 # [ 102.806776] sp : c6b43e38 ip : 00000027 fp : c6b43e54 # [ 102.812020] r10: 0000000a r9 : c1acb9e4 r8 : c15e7d40 # [ 102.817266] r7 : c6b43f60 r6 : 00000001 r5 : c26f674c r4 : c0c2ddb0 # [ 102.823814] r3 : fc13fce6 r2 : fc13fce6 r1 : ef7ab5e4 r0 : 0000002b # [ 102.830364] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.837524] Control: 10c5387d Table: 16d1004a DAC: 00000051 # [ 102.843292] Process cat (pid: 1777, stack limit = 0x644462fc) # [ 102.849063] Stack: (0xc6b43e38 to 0xc6b44000) # [ 102.853446] 3e20: 0000001f c5ce0000 # [ 102.861655] 3e40: 0000000a c6b43f60 c6b43e64 c6b43e58 c1357f64 c1357d60 c6b43e74 c6b43e68 # [ 102.869861] 3e60: c0c2d040 c1357f4c c6b43e9c c6b43e78 c0c2d540 c0c2d020 c0c2d420 c5a84280 # [ 102.878069] 3e80: b6df5000 0000000a c5314540 c6b43f60 c6b43ec4 c6b43ea0 c07f4c60 c0c2d42c # [ 102.886276] 3ea0: 00000000 c5a84280 b6df5000 c2816000 c6b43f60 c07f4bfc c6b43f5c c6b43ec8 # [ 102.894483] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c59d31e4 c05988bc c6b42000 # [ 102.902691] 3ee0: b6df5000 00020000 00000004 0000000a 0001fff6 c6b43ee0 00000001 00000805 # [ 102.910897] 3f00: c5a59400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.919103] 3f20: 00000000 00000000 c6b42000 fc13fce6 b6df4000 c5a84280 c5a84280 c6b42000 # [ 102.927309] 3f40: b6df5000 00000000 00000000 00000004 c6b43f94 c6b43f60 c05988bc c0598228 # [ 102.935515] 3f60: 00000000 00000000 c6b43fac fc13fce6 0000000a 0000000a b6f3ce00 00000004 # [ 102.943720] 3f80: c03002e4 c6b42000 c6b43fa4 c6b43f98 c059894c c0598854 00000000 c6b43fa8 # [ 102.951927] 3fa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6df5000 0000000a 00000000 # [ 102.960134] 3fc0: 0000000a 0000000a b6f3ce00 00000004 00000001 00000000 00020000 befe1a54 # [ 102.968340] 3fe0: 00000004 befe1788 b6eaa94f b6e30c66 800e0030 00000001 00000000 00000000 # [ 102.976534] Backtrace: # [ 102.979042] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 102.987253] r7:c6b43f60 r6:0000000a r5:c5ce0000 r4:0000001f # [ 102.992961] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.001093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.009139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.017089] r9:c6b43f60 r8:c5314540 r7:0000000a r6:b6df5000 r5:c5a84280 r4:c0c2d420 # [ 103.024875] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.032[ 103.556234] lkdtm: Performing direct entry EXEC_STACK 737] r9:c07f4bfc r8:c6b43f60 r7:[ 103.562775] lkdtm: attempting ok execution at c0c2ddb0 c2816000 r6:b6df5000 r5:c5a84280 [ 103.570659] lkdtm: attempting bad execution at c5dc7e0c r4:00000000 # [ 103.040514] [] (vfs[_ w r1i0t3e.)58 4f93] Unable to handle kernel paging request at virtual address c5dc7e0c rom [0]3 .(5k9s3y7s3] pgd = 95ebf444 _write+0x74/0xec) # [ 103.[0 4 103.598255] [c5dc7e0c] *pgd=15c1141e(bad) 681] r10:00000004 r[9 : 0100030.604876] Internal error: Oops: 8000000d [#4] SMP ARM 000 r8:00000000 r7:b6df5000 r6:c6[ 103.612355] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 b42000 r5:c5a84280 # [[ 11003.644063] CPU: 3 PID: 1853 Comm: cat Tainted: G D W 5.10.129-cip12 #1 .055530] r[4 : c150a38.6452481040] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.058095][ [ <1c0035.9682495] PC is at 0xc5dc7e0c 848>] (ksys_write) from [] (sys_wr[i t e1+003x.1687/500x4] pc : [] lr : [] psr: 600e0013 1c) # [ [1 0130.30.6658236111]] sp : c5dc7de8 ip : c5dc7cf0 fp : c5dc7e04 r9:c6b42[0 0 01 0r38.:6c90030075] r10: 0000000b r9 : c1acb9f0 r8 : c15e7d40 2e4 r7:0000[0 0 0140 3r.66:9b761f2] r7 : c5dc7f60 r6 : 00000001 r5 : c5dc7e0c r4 : c0c2ddb0 3ce00 r5:000[0 0 0100a3 .r740:50473] r3 : ed19b09d r2 : ed19b09d r1 : ef7c05e0 r0 : 0000002b 00000a # [ 10[3 . 017033.073193911] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [[] (1s0y3s._7w2r3i041] Control: 10c5387d Table: 16e8804a DAC: 00000051 e) from [3]. 7(3r0696] Process cat (pid: 1853, stack limit = 0xb4f886fd) t_fast_sysca[ l l1+003x.07/308x428] Stack: (0xc5dc7de8 to 0xc5dc8000) 8) # [ 103.080628] [E x1c0e3p.744624] 7de0: c5dc6000 c583f000 0000000b c5dc7f60 c5dc7e64 c5dc7e08 ion stack(0xc6b43fa[8 t1o0 30.x55055] 7e00: c1357fa0 c1357d60 c5dc7e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 c6b43ff0) # [ 1[0 3 .100835.7705402] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 7] 3fa0: [ 1 0 3 . 75661] 7e40: e3a02040 e3a01d33 e5930018 ed19b09d 0000000b 00000020 c5dc7e74 c5dc7e68 0000000a 000000[0 a 100030.07086006] 7e60: c0c2d040 c1357f74 c5dc7e9c c5dc7e78 c0c2d540 c0c2d020 c0c2d420 c5c51540 01 b6df5000 000000[0 a 10030.0706267] 7e80: b6e9c000 0000000b c5314540 c5dc7f60 c5dc7ec4 c5dc7ea0 c07f4c60 c0c2d42c 0000 # [ 103.0939[1 3 ]1 033f.c06527] 7ea0: 00000000 c5c51540 b6e9c000 c2816000 c5dc7f60 c07f4bfc c5dc7f5c c5dc7ec8 0: 0000000a 0000[0 0 01a0 3b.68f16871] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5dc6000 ce00 00000004 00000[0 0 11 0030.027132] 7ee0: b6e9c000 00020000 00000004 0000000b 0001fff5 c5dc7ee0 00000001 b6e9b000 00000 00020000 be[f e 11a0534.8 7477] 7f00: c5a58a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.102114] 3f[e 0 :1 0030.047738] 7f20: 00000000 00000000 c136d548 ed19b09d c205c080 c5c51540 c5c51540 c5dc6000 00004 befe1788 b6ea[a 9 41f0 3b.658084] 7f40: b6e9c000 00000000 00000000 00000004 c5dc7f94 c5dc7f60 c05988bc c0598228 e30c66 # [ 103.[1 0 7110936.]8 8430] 7f60: 00000000 00000000 c5dc7fac ed19b09d 0000000b 0000000b b6fe3e00 00000004 Code: 00000000 c43e[e 0 c100 3c.478690] 7f80: c03002e4 c5dc6000 c5dc7fa4 c5dc7f98 c059894c c0598854 00000000 c5dc7fa8 3ee180 c43ee240 [( e 11a003c.08089034] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e9c000 0000000b 00000000 ) # [ 103.113[3 2 01]0 3-.8-9-294] 7fc0: 0000000b 0000000b b6fe3e00 00000004 00000001 00000000 00020000 be867a54 [ end trace 5871[6 c 3180f34.19609469] 7fe0: 00000004 be867788 b6f5194f b6ed7c66 800e0030 00000001 00000000 00000000 bd7 ]--- # EXEC_DA[T A :1 0m3i.s19723] Backtrace: sing 'call trace:': [FAIL] not o 103.924358] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) k 30 selftests: lk[d t m1:0 3E.X935390] r7:c5dc7f60 r6:0000000b r5:c583f000 r4:c5dc6000 C_DATA.sh # exit=1 # selftests: [ 103.943232] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) lkdtm: EXEC[_ S T1A03C.K9.5s4h255] r4:00000020 [ 103.958620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.966643] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.974573] r9:c5dc7f60 r8:c5314540 r7:0000000b r6:b6e9c000 r5:c5c51540 r4:c0c2d420 [ 103.982335] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.990177] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6e9c000 r5:c5c51540 r4:00000000 [ 103.997933] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.005079] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5dc6000 r5:c5c51540 [ 104.012915] r4:c5c51540 [ 104.015462] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.022609] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000b r4:0000000b [ 104.030367] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.037943] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) [ 104.043006] 7fa0: 0000000b 0000000b 00000001 b6e9c000 0000000b 00000000 [ 104.051196] 7fc0: 0000000b 0000000b b6fe3e00 00000004 00000001 00000000 00020000 be867a54 [ 104.059381] 7fe0: 00000004 be867788 b6f5194f b6ed7c66 [ 104.064446] Code: c5dc7e08 c1357fa0 c1357d60 c5dc7e6c (e1a0c00d) [ 104.070554] ---[ end trace 58716c38f4167bd8 ]--- # Segmentation fault # [ 103.556234] lkdtm: Performing direct entry EXEC_STACK # [ 103.562775] lkdtm: attempting ok execution at c0c2ddb0 # [ 103.570659] lkdtm: attempting bad execution at c5dc7e0c # [ 103.578766] 8<--- cut here --- # [ 103.584593] Unable to handle kernel paging request at virtual address c5dc7e0c # [ 103.593723] pgd = 95ebf444 # [ 103.598255] [c5dc7e0c] *pgd=15c1141e(bad) # [ 103.604876] Internal error: Oops: 8000000d [#4] SMP ARM # [ 103.612355] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 103.644063] CPU: 3 PID: 1853 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 103.654140] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.662495] PC is at 0xc5dc7e0c # [ 103.667731] LR is at execute_location+0xa4/0xb4 # [ 103.675024] pc : [] lr : [] psr: 600e0013 # [ 103.683113] sp : c5dc7de8 ip : c5dc7cf0 fp : c5dc7e04 # [ 103.690075] r10: 0000000b r9 : c1acb9f0 r8 : c15e7d40 # [ 103.697122] r7 : c5dc7f60 r6 : 00000001 r5 : c5dc7e0c r4 : c0c2ddb0 # [ 103.705473] r3 : ed19b09d r2 : ed19b09d r1 : ef7c05e0 r0 : 0000002b # [ 103.713911] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.723041] Control: 10c5387d Table: 16e8804a DAC: 00000051 # [ 103.730696] Process cat (pid: 1853, stack limit = 0xb4f886fd) # [ 103.738438] Stack: (0xc5dc7de8 to 0xc5dc8000) # [ 103.744624] 7de0: c5dc6000 c583f000 0000000b c5dc7f60 c5dc7e64 c5dc7e08 # [ 103.755055] 7e00: c1357fa0 c1357d60 c5dc7e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 103.765402] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 103.775661] 7e40: e3a02040 e3a01d33 e5930018 ed19b09d 0000000b 00000020 c5dc7e74 c5dc7e68 # [ 103.786006] 7e60: c0c2d040 c1357f74 c5dc7e9c c5dc7e78 c0c2d540 c0c2d020 c0c2d420 c5c51540 # [ 103.796267] 7e80: b6e9c000 0000000b c5314540 c5dc7f60 c5dc7ec4 c5dc7ea0 c07f4c60 c0c2d42c # [ 103.806527] 7ea0: 00000000 c5c51540 b6e9c000 c2816000 c5dc7f60 c07f4bfc c5dc7f5c c5dc7ec8 # [ 103.816871] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5dc6000 # [ 103.827132] 7ee0: b6e9c000 00020000 00000004 0000000b 0001fff5 c5dc7ee0 00000001 b6e9b000 # [ 103.837477] 7f00: c5a58a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.847738] 7f20: 00000000 00000000 c136d548 ed19b09d c205c080 c5c51540 c5c51540 c5dc6000 # [ 103.858084] 7f40: b6e9c000 00000000 00000000 00000004 c5dc7f94 c5dc7f60 c05988bc c0598228 # [ 103.868430] 7f60: 00000000 00000000 c5dc7fac ed19b09d 0000000b 0000000b b6fe3e00 00000004 # [ 103.878690] 7f80: c03002e4 c5dc6000 c5dc7fa4 c5dc7f98 c059894c c0598854 00000000 c5dc7fa8 # [ 103.889034] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e9c000 0000000b 00000000 # [ 103.899294] 7fc0: 0000000b 0000000b b6fe3e00 00000004 00000001 00000000 00020000 be867a54 # [ 103.909469] 7fe0: 00000004 be867788 b6f5194f b6ed7c66 800e0030 00000001 00000000 00000000 # [ 103.919723] Backtrace: # [ 103.924358] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 103.935390] r7:c5dc7f60 r6:0000000b r5:c583f000 r4:c5dc6000 # [ 103.943232] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.954255] r4:00000020 # [ 103.958620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.966643] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.974573] r9:c5dc7f60 r8:c5314540 r7:0000000b r6:b6e9c000 r5:c5c51540 r4:c0c2d420 # [ 103.982335] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.990177] r9:c07f4bfc r8:c5dc7f60 r7:c281600[ 104.496446] lkdtm: Performing direct entry EXEC_KMALLOC 0 r6:b6e9c000 r5:c5c51540 r4:0000[ 104.502311] lkdtm: attempting ok execution at c0c2ddb0 0000 # [ 103.997933] [] (vfs_write) from [] [ 104.518397] 8<--- cut here --- (ksys_write+0x74/0[x e c1)04 .#524268] Unable to handle kernel paging request at virtual address c5c40500 [ 104.00507[9 ] 1 0r41.05:3030660] pgd = ed2d7b54 00004 r9:00000000 r8:00000[0 0 0104.538276] [c5c40500] *pgd=15c1141e(bad) r7:b6e9c000 r6:c5[d c 6100040. 5r4807] Internal error: Oops: 8000000d [#5] SMP ARM 5:c5c51540 # [ 104.012915] r4:[ 104.552112] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 c5c51540 # [ 104.01[5 4 6120]4 583818] CPU: 1 PID: 1932 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [1]0 4(.k5s9y3s8_08w Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) rite) from [.]6 01988] PC is at 0xc5c40500 sys_write+0x18/0x1c) # [ 1[0 4 104.607219] LR is at execute_location+0xa4/0xb4 022609] [r 9 :1c054d.c661040304 ] pc : [] lr : [] psr: 600e0013 r8:c030[0 2 e140 4r.76:202030420] sp : c47bde30 ip : c47bdd38 fp : c47bde4c 004 r6:[b 6 f1e034e.0602 9r251:50 r10: 0000000d r9 : c1acb9fc r8 : c15e7d40 000000b r4[: 0 0100040.0603b60 90] r7 : c47bdf60 r6 : 00000001 r5 : c5c40500 r4 : c0c2ddb0 [ 104.[0 3 0130647.]6 4[4<4c306] r3 : 7051b2ce r2 : 7051b2ce r1 : ef7965e0 r0 : 0000002b 98934>] (sys_[w r i1t0e4). 6f5r2o00] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none m [.]6 6(1r7e4t2_ Control: 10c5387d Table: 1682404a DAC: 00000051 fast_syscall[+ 0 x100/40.x626981)8] Process cat (pid: 1932, stack limit = 0x7a640613) # [ 104.[0 3 7190443.]6 7E6x7c3] Stack: (0xc47bde30 to 0xc47be000) eption stack(0x[c 5 d1c074f.a688 886] de20: c5c40500 c6c7d000 0000000d c47bdf60 to 0xc5dc7ff0) [ # 1[0 4 .16094058] de40: c47bde64 c47bde50 c0c2de00 c1357d60 00000021 c6c7d000 c47bde74 c47bde68 .043006] 7fa0: [ 1 0 4 . 7 0 229] de60: c0c2d040 c0c2ddd4 c47bde9c c47bde78 c0c2d540 c0c2d020 c0c2d420 c687edc0 0000000b[ 0 0100040.0703402] de80: b6e56000 0000000d c5314540 c47bdf60 c47bdec4 c47bdea0 c07f4c60 c0c2d42c b 00000001 b6e[9 c 010004 .070203658] dea0: 00000000 c687edc0 b6e56000 c2816000 c47bdf60 c07f4bfc c47bdf5c c47bdec8 000b 00000000[ # 1[0 4 .170343830] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c47bc000 051196] 7fc0: 00[0 0 010004b. 7044003] dee0: b6e56000 00020000 00000004 0000000d 0001fff3 c47bdee0 00000001 b6e55000 00000b b6fe3e[0 0 100040.070504059] df00: c5a852c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 4 00000001 000[0 0 010004 .070604344] df20: 00000000 00000000 c136d548 7051b2ce c205c080 c687edc0 c687edc0 c47bc000 0000 be867a54 [# [1 0 41.0747.516] df40: b6e56000 00000000 00000000 00000004 c47bdf94 c47bdf60 c05988bc c0598228 059381] 7fe0:[ 0 0100040.070844 85] df60: 00000000 00000000 c47bdfac 7051b2ce 0000000d 0000000d b6f9de00 00000004 be867788 b6f5[1 9 41f0 4b.67e9d4770] df80: c03002e4 c47bc000 c47bdfa4 c47bdf98 c059894c c0598854 00000000 c47bdfa8 c66 # [ 104.06[4 4 4160]4 .C8o04857] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e56000 0000000d 00000000 e: c5dc7e08 c1[3 5 71f0a40. 8c115115] dfc0: 0000000d 0000000d b6f9de00 00000004 00000001 00000000 00020000 bebc3a54 57d60 c5dc7e6c ([e 1 a100c40.08d25287] dfe0: 00000004 bebc3788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 # [ 104.070[5 5 41]0 4-.-8-3[539] Backtrace: end trace 58716c38f4167bd8 ]---[ 104.840001] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # EXEC_STACK: [m i s1s0i4n.g8 5'286] r7:c47bdf60 r6:0000000d r5:c6c7d000 r4:c5c40500 call trace:': [FAIL] [n o t1 0o4.858945] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 31 selft[e s t1s0:4 .l8k6d9t6m3:] r5:c6c7d000 r4:00000021 EXEC_STACK.sh # exi[t = 110 4#.874947] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) selftests: lkdtm: EXEC_[K M A1L0L.885207] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) OC.sh [ 104.895461] r9:c47bdf60 r8:c5314540 r7:0000000d r6:b6e56000 r5:c687edc0 r4:c0c2d420 [ 104.903814] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.911652] r9:c07f4bfc r8:c47bdf60 r7:c2816000 r6:b6e56000 r5:c687edc0 r4:00000000 [ 104.919405] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.926549] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c47bc000 r5:c687edc0 [ 104.934382] r4:c687edc0 [ 104.936924] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.944069] r9:c47bc000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:0000000d r4:0000000d [ 104.951823] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.959397] Exception stack(0xc47bdfa8 to 0xc47bdff0) [ 104.964459] dfa0: 0000000d 0000000d 00000001 b6e56000 0000000d 00000000 [ 104.972645] dfc0: 0000000d 0000000d b6f9de00 00000004 00000001 00000000 00020000 bebc3a54 [ 104.980826] dfe0: 00000004 bebc3788 b6f0b94f b6e91c66 [ 104.985889] Code: 00160017 00000002 00000000 00000000 (e1a0c00d) [ 104.991993] ---[ end trace 58716c38f4167bd9 ]--- # Segmentation fault # [ 104.496446] lkdtm: Performing direct entry EXEC_KMALLOC # [ 104.502311] lkdtm: attempting ok execution at c0c2ddb0 # [ 104.510444] lkdtm: attempting bad execution at c5c40500 # [ 104.518397] 8<--- cut here --- # [ 104.524268] Unable to handle kernel paging request at virtual address c5c40500 # [ 104.533660] pgd = ed2d7b54 # [ 104.538276] [c5c40500] *pgd=15c1141e(bad) # [ 104.544807] Internal error: Oops: 8000000d [#5] SMP ARM # [ 104.552112] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 104.583818] CPU: 1 PID: 1932 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 104.593808] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.601988] PC is at 0xc5c40500 # [ 104.607219] LR is at execute_location+0xa4/0xb4 # [ 104.614341] pc : [] lr : [] psr: 600e0013 # [ 104.622342] sp : c47bde30 ip : c47bdd38 fp : c47bde4c # [ 104.629215] r10: 0000000d r9 : c1acb9fc r8 : c15e7d40 # [ 104.636090] r7 : c47bdf60 r6 : 00000001 r5 : c5c40500 r4 : c0c2ddb0 # [ 104.644436] r3 : 7051b2ce r2 : 7051b2ce r1 : ef7965e0 r0 : 0000002b # [ 104.652700] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.661742] Control: 10c5387d Table: 1682404a DAC: 00000051 # [ 104.669138] Process cat (pid: 1932, stack limit = 0x7a640613) # [ 104.676703] Stack: (0xc47bde30 to 0xc47be000) # [ 104.682886] de20: c5c40500 c6c7d000 0000000d c47bdf60 # [ 104.693058] de40: c47bde64 c47bde50 c0c2de00 c1357d60 00000021 c6c7d000 c47bde74 c47bde68 # [ 104.703229] de60: c0c2d040 c0c2ddd4 c47bde9c c47bde78 c0c2d540 c0c2d020 c0c2d420 c687edc0 # [ 104.713402] de80: b6e56000 0000000d c5314540 c47bdf60 c47bdec4 c47bdea0 c07f4c60 c0c2d42c # [ 104.723658] dea0: 00000000 c687edc0 b6e56000 c2816000 c47bdf60 c07f4bfc c47bdf5c c47bdec8 # [ 104.733830] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c47bc000 # [ 104.744003] dee0: b6e56000 00020000 00000004 0000000d 0001fff3 c47bdee0 00000001 b6e55000 # [ 104.754259] df00: c5a852c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.764344] df20: 00000000 00000000 c136d548 7051b2ce c205c080 c687edc0 c687edc0 c47bc000 # [ 104.774516] df40: b6e56000 00000000 00000000 00000004 c47bdf94 c47bdf60 c05988bc c0598228 # [ 104.784685] df60: 00000000 00000000 c47bdfac 7051b2ce 0000000d 0000000d b6f9de00 00000004 # [ 104.794770] df80: c03002e4 c47bc000 c47bdfa4 c47bdf98 c059894c c0598854 00000000 c47bdfa8 # [ 104.804857] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e56000 0000000d 00000000 # [ 104.815115] dfc0: 0000000d 0000000d b6f9de00 00000004 00000001 00000000 00020000 bebc3a54 # [ 104.825287] dfe0: 00000004 bebc3788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 # [ 104.835539] Backtrace: # [ 104.840001] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 104.851286] r7:c47bdf60 r6:0000000d r5:c6c7d000 r4:c5c40500 # [ 104.858945] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.869630] r5:c6c7d000 r4:00000021 # [ 104.874947] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.885207] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.895461] r9:c47bdf60 r8:c5314540 r7:0000000d r6:b6e56000 r5:c687edc0 r4:c0c2d420 # [ 104.903814] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.911652] r9:c07f4bfc r8:c47bdf60 r7:c2816000 r[ 105.437338] lkdtm: Performing direct entry EXEC_VMALLOC 6:b6e56000 r5:c687edc0 r4:0000000[ 105.444012] lkdtm: attempting ok execution at c0c2ddb0 0 # [ 104.919405] [] [ 105.452060] lkdtm: attempting bad execution at f096c000 (vfs_write) from [] (ks[ 105.460066] 8<--- cut here --- ys_write+0x74/0xec) # [ [ 1 0145.465905] Unable to handle kernel paging request at virtual address f096c000 .926549] r10:00000004 r9:0000000[ 105.475732] pgd = 407c482a 0 r8:00000000 r7:b6e56000 r6:c47b[ 105.481190] [f096c000] *pgd=12949811, *pte=4934d65f, *ppte=4934d45f c000 r5:c687edc0 # [ 104.934382[ 105.490356] Internal error: Oops: 8000000f [#6] SMP ARM ] r4:c687edc0 # [ 104.936924] [ 105.498385] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [] (ksy[s _ w1r0i5t.e5)0089] CPU: 3 PID: 2009 Comm: cat Tainted: G D W 5.10.129-cip12 #1 from [9]9 0(9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ys_write+0x18/0x1c[) 1#0 5[. 548177] PC is at 0xf096c000 104.944069] r9:c47bc000 r8:[c 0 105.553493] LR is at execute_location+0xa4/0xb4 002e4 r7:0[0 0 0100050.45 6r066:14] pc : [] lr : [] psr: 600e0013 6f9de00 r[5 :100050.05060807d0 2] sp : c6d1de30 ip : c6d1dd38 fp : c6d1de4c 4:0000000[d 1#0 5[. 5 7150646.] r10: 0000000d r9 : c1acba0c r8 : c15e7d40 951823] [[ < c100559.85983246>2]0] r7 : c6d1df60 r6 : 00000001 r5 : f096c000 r4 : c0c2ddb0 (sys_write[) f1r0o5m. 5[9<0c8082] r3 : 8d2a6531 r2 : 8d2a6531 r1 : ef7c05e0 r0 : 0000002b 000c0>] (ret_[f a s1t0_5s.y5s99c232] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ll+0x0/0x2[8 ) 1 0#5 .[6 0 812073] Control: 10c5387d Table: 169a404a DAC: 00000051 .959397] Excepti[o n 1s0t5a.c6k15842] Process cat (pid: 2009, stack limit = 0xf80df272) 0xc47bdfa8[ t o1 005.x6c24376b6d] Stack: (0xc6d1de30 to 0xc6d1e000) ff0) # [ 104.[9 6 4140559.]6 2d763] de20: f096c000 c583f000 0000000d c6d1df60 fa0: [ 1 0 5 . 6 30936] de40: c6d1de64 c6d1de50 c0c2de34 c1357d60 00000022 c583f000 c6d1de74 c6d1de68 000000d 000000[0 d 100050.060500107] de60: c0c2d040 c0c2de18 c6d1de9c c6d1de78 c0c2d540 c0c2d020 c0c2d420 c6831a40 1 b6e56000 0000[0 0 010d5 .060600278] de80: b6de1000 0000000d c5314540 c6d1df60 c6d1dec4 c6d1dea0 c07f4c60 c0c2d42c 0000 # [ 104.[9 7 2160455.]6 7d450] dea0: 00000000 c6831a40 b6de1000 c2816000 c6d1df60 c07f4bfc c6d1df5c c6d1dec8 fc0: 0000000[d 0100050.060800d621] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c44afa24 c05988bc c6d1c000 b6f9de00 000000[0 4 100050.06090704] dee0: b6de1000 00020000 00000004 0000000d 0001fff3 c6d1dee0 00000001 00000805 01 00000000 000[2 0 010005 .b7e0b876] df00: c59a1540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 c3a54 # [ 104[. 9 8100852.67]1 047] df20: 00000000 00000000 c6d1c000 8d2a6531 b6de0000 c6831a40 c6831a40 c6d1c000 dfe0: 0000000[4 b1e0b5c.377281819] df40: b6de1000 00000000 00000000 00000004 c6d1df94 c6d1df60 c05988bc c0598228 b6f0b94f b6e9[1 c 61605 .#7 3[1303] df60: 00000000 00000000 c6d1dfac 8d2a6531 0000000d 0000000d b6f28e00 00000004 104.985889] Code[: 0100156.0701476] df80: c03002e4 c6d1c000 c6d1dfa4 c6d1df98 c059894c c0598854 00000000 c6d1dfa8 17 00000002 0[0 0 0100050.07 501032] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6de1000 0000000d 00000000 000000 (e1a0c0[0 d )1 05 .#7 6[1818] dfc0: 0000000d 0000000d b6f28e00 00000004 00000001 00000000 00020000 be8aea54 104.991993] [- - -1[0 5e.n7d7 1t89] dfe0: 00000004 be8ae788 b6e9694f b6e1cc66 800e0030 00000001 00000000 00000000 race 58716c38f416[7 b d190 5].-7-2068] Backtrace: - # EXEC_KMALLOC: missing 'call [ 105.786615] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) trace:': [FAIL[] 1n0o5t. 7o9k7902] r7:c6d1df60 r6:0000000d r5:c583f000 r4:f096c000 32 selftests: lkdtm: EX[E C _1K0M.805560] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) ALLOC.sh # [e x i1t0=51.8 1#6 2s5] r5:c583f000 r4:00000022 elftests: lkdtm: EXE[C _ V1M0A5L.821647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) OC.sh [ 105.831910] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.840425] r9:c6d1df60 r8:c5314540 r7:0000000d r6:b6de1000 r5:c6831a40 r4:c0c2d420 [ 105.848180] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.856020] r9:c07f4bfc r8:c6d1df60 r7:c2816000 r6:b6de1000 r5:c6831a40 r4:00000000 [ 105.863773] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.870917] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6d1c000 r5:c6831a40 [ 105.878752] r4:c6831a40 [ 105.881296] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.888440] r9:c6d1c000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:0000000d r4:0000000d [ 105.896196] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.903770] Exception stack(0xc6d1dfa8 to 0xc6d1dff0) [ 105.908829] dfa0: 0000000d 0000000d 00000001 b6de1000 0000000d 00000000 [ 105.917015] dfc0: 0000000d 0000000d b6f28e00 00000004 00000001 00000000 00020000 be8aea54 [ 105.925199] dfe0: 00000004 be8ae788 b6e9694f b6e1cc66 [ 105.930265] Code: bad PC value [ 105.933407] ---[ end trace 58716c38f4167bda ]--- # Segmentation fault # [ 105.437338] lkdtm: Performing direct entry EXEC_VMALLOC # [ 105.444012] lkdtm: attempting ok execution at c0c2ddb0 # [ 105.452060] lkdtm: attempting bad execution at f096c000 # [ 105.460066] 8<--- cut here --- # [ 105.465905] Unable to handle kernel paging request at virtual address f096c000 # [ 105.475732] pgd = 407c482a # [ 105.481190] [f096c000] *pgd=12949811, *pte=4934d65f, *ppte=4934d45f # [ 105.490356] Internal error: Oops: 8000000f [#6] SMP ARM # [ 105.498385] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 105.530089] CPU: 3 PID: 2009 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 105.539909] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.548177] PC is at 0xf096c000 # [ 105.553493] LR is at execute_location+0xa4/0xb4 # [ 105.560614] pc : [] lr : [] psr: 600e0013 # [ 105.568702] sp : c6d1de30 ip : c6d1dd38 fp : c6d1de4c # [ 105.575661] r10: 0000000d r9 : c1acba0c r8 : c15e7d40 # [ 105.582620] r7 : c6d1df60 r6 : 00000001 r5 : f096c000 r4 : c0c2ddb0 # [ 105.590882] r3 : 8d2a6531 r2 : 8d2a6531 r1 : ef7c05e0 r0 : 0000002b # [ 105.599232] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.608273] Control: 10c5387d Table: 169a404a DAC: 00000051 # [ 105.615842] Process cat (pid: 2009, stack limit = 0xf80df272) # [ 105.623668] Stack: (0xc6d1de30 to 0xc6d1e000) # [ 105.629763] de20: f096c000 c583f000 0000000d c6d1df60 # [ 105.639936] de40: c6d1de64 c6d1de50 c0c2de34 c1357d60 00000022 c583f000 c6d1de74 c6d1de68 # [ 105.650107] de60: c0c2d040 c0c2de18 c6d1de9c c6d1de78 c0c2d540 c0c2d020 c0c2d420 c6831a40 # [ 105.660278] de80: b6de1000 0000000d c5314540 c6d1df60 c6d1dec4 c6d1dea0 c07f4c60 c0c2d42c # [ 105.670450] dea0: 00000000 c6831a40 b6de1000 c2816000 c6d1df60 c07f4bfc c6d1df5c c6d1dec8 # [ 105.680621] dec0: c0598328 c07f4c08 00000001 00000000 c05988bc c44afa24 c05988bc c6d1c000 # [ 105.690704] dee0: b6de1000 00020000 00000004 0000000d 0001fff3 c6d1dee0 00000001 00000805 # [ 105.700876] df00: c59a1540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.711047] df20: 00000000 00000000 c6d1c000 8d2a6531 b6de0000 c6831a40 c6831a40 c6d1c000 # [ 105.721219] df40: b6de1000 00000000 00000000 00000004 c6d1df94 c6d1df60 c05988bc c0598228 # [ 105.731303] df60: 00000000 00000000 c6d1dfac 8d2a6531 0000000d 0000000d b6f28e00 00000004 # [ 105.741476] df80: c03002e4 c6d1c000 c6d1dfa4 c6d1df98 c059894c c0598854 00000000 c6d1dfa8 # [ 105.751732] dfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6de1000 0000000d 00000000 # [ 105.761818] dfc0: 0000000d 0000000d b6f28e00 00000004 00000001 00000000 00020000 be8aea54 # [ 105.771989] dfe0: 00000004 be8ae788 b6e9694f b6e1cc66 800e0030 00000001 00000000 00000000 # [ 105.782068] Backtrace: # [ 105.786615] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 105.797902] r7:c6d1df60 r6:0000000d r5:c583f000 r4:f096c000 # [ 105.805560] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.816245] r5:c583f000 r4:00000022 # [ 105.821647] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.831910] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.840425] r9:c6d1df60 r8:c5314540 r7:0000000d r6:b6de100[ 106.389667] lkdtm: Performing direct entry EXEC_RODATA 0 r5:c6831a40 r4[: c 01c026d.43296074] lkdtm: attempting ok execution at c0c2ddb0 # [ 105.848180] [] ([ 106.403604] lkdtm: attempting bad execution at c15e7fdc full_proxy_write) from [] (vfs_write+[0 x 1100c6/.401x7597] Unable to handle kernel paging request at virtual address c15e7fdc 24) # [ 105.856020][ r190:6c426536] pgd = 8bed67b8 07f4bfc r8:c6d1df60 r7:c2816000 r[ 106.431506] [c15e7fdc] *pgd=1141941e(bad) 6:b6de1000 r5:c6831a40 r4:[0 0 0106.438396] Internal error: Oops: 8000000d [#7] SMP ARM 0000 # [ 105.863773] [] (vfs_write) from [] [ 106.477858] CPU: 2 PID: 2086 Comm: cat Tainted: G D W 5.10.129-cip12 #1 (ksys_write+0x7[4 / 01x0e6c.)48 456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.870917] r10:00000004 r9[ 106.497007] PC is at lkdtm_rodata_do_nothing+0x0/0x10 :00000000 r8:00000000 r7:b6de1000[ 106.504928] LR is at execute_location+0xa4/0xb4 r6:c6d1c000 r5:c6[8 3 11a0460.512315] pc : [] lr : [] psr: 600e0013 # [ 105.878752[] 1r046:.c5628758] sp : c5dc7e38 ip : c5dc7d40 fp : c5dc7e54 31a40 # [ 10[5 . 8180162.95267]85] r10: 0000000c r9 : c1acba1c r8 : c15e7d40 [] (ksys[_ w r1i0t6e.)35129] r7 : c5dc7f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2ddb0 from [1]0 6(.s5y4s3831] r3 : 5414aa20 r2 : 5414aa20 r1 : ef7ab5e0 r0 : 0000002b write+0x18/0x1c) # [[ 110065.552366] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 888440] r9:c6d1c[0 0 01 0r68.:5c1764] Control: 10c5387d Table: 15b0c04a DAC: 00000051 03002e4 r7:00000004 [r 6 :1b066.f69601] Process cat (pid: 2086, stack limit = 0xb4f886fd) 28e00 r5:0000000d r[4 : 0100060.077523] Stack: (0xc5dc7e38 to 0xc5dc8000) 00d # [ 105.896196] [[ < c10056.584061] 7e20: 00000023 c5c22000 8934>] (sys_write) from [] (ret_fast_syscall+0x0[/ 0 x06.605382] 7e60: c0c2d040 c1357fc8 c5dc7e9c c5dc7e78 c0c2d540 c0c2d020 c0c2d420 c5a92500 28) # [ 105.903770] Except[i o 106.616084] 7e80: b6dd7000 0000000c c5314540 c5dc7f60 c5dc7ec4 c5dc7ea0 c07f4c60 c0c2d42c stack(0xc6d1dfa8 to 0xc6d[1 d f106.626871] 7ea0: 00000000 c5a92500 b6dd7000 c2816000 c5dc7f60 c07f4bfc c5dc7f5c c5dc7ec8 0) # [ 105.908829] dfa0: [ 106.637573] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5dc6000 0000000d 0000[0 0 006.648361] 7ee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c5dc7ee0 00000001 b6dd6000 d 00000001 b6de1000 00000[0 0 d1 6.659060] 7f00: c5a59cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.917015] df[c 0106.669677] 7f20: 00000000 00000000 c136d548 5414aa20 c205c080 c5a92500 c5a92500 c5dc6000 : 0000000d 0000000d b6f28[e 0 01 6.680463] 7f40: b6dd7000 00000000 00000000 00000004 c5dc7f94 c5dc7f60 c05988bc c0598228 00000004 00000001 00000000 [0 0 006.691078] 7f60: 00000000 00000000 c5dc7fac 5414aa20 0000000c 0000000c b6f1ee00 00000004 20000 be8aea54 # [ 105.9[2 5 1106.701778] 7f80: c03002e4 c5dc6000 c5dc7fa4 c5dc7f98 c059894c c0598854 00000000 c5dc7fa8 9] dfe0: 00000004 be8ae788 [b 6 e06.712480] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 9694f b6e1cc66 # [ 105.[9 3 0126.723181] 7fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 be8f9a54 65] Code: bad PC value # [[ 106.733797] 7fe0: 00000004 be8f9788 b6e8c94f b6e12c66 800e0030 00000001 00000000 00000000 05.933407] ---[ end tra[c e 1508.744483] Backtrace: 716c38f4167bda ]--- # EXEC_VMALL[ 106.749315] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) OC: missing 'call trace:':[ [ F106.760519] r7:c5dc7f60 r6:0000000c r5:c5c22000 r4:00000023 IL] not ok 33 selftests: lkdtm: [ 106.768721] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) EXEC_VMALLOC.sh # exit=1 # selft[ 106.779848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ests: lkdtm: EXEC_RODATA.sh [ 106.790726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.801157] r9:c5dc7f60 r8:c5314540 r7:0000000c r6:b6dd7000 r5:c5a92500 r4:c0c2d420 [ 106.808940] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.816802] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6dd7000 r5:c5a92500 r4:00000000 [ 106.824577] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.831743] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c5dc6000 r5:c5a92500 [ 106.839592] r4:c5a92500 [ 106.842158] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.849322] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:0000000c r4:0000000c [ 106.857100] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.864690] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) [ 106.869771] 7fa0: 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 [ 106.877979] 7fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 be8f9a54 [ 106.886180] 7fe0: 00000004 be8f9788 b6e8c94f b6e12c66 [ 106.891263] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 106.897388] ---[ end trace 58716c38f4167bdb ]--- # Segmentation fault # [ 106.389667] lkdtm: Performing direct entry EXEC_RODATA # [ 106.396074] lkdtm: attempting ok execution at c0c2ddb0 # [ 106.403604] lkdtm: attempting bad execution at c15e7fdc # [ 106.411553] 8<--- cut here --- # [ 106.417397] Unable to handle kernel paging request at virtual address c15e7fdc # [ 106.426536] pgd = 8bed67b8 # [ 106.431506] [c15e7fdc] *pgd=1141941e(bad) # [ 106.438396] Internal error: Oops: 8000000d [#7] SMP ARM # [ 106.446140] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 106.477858] CPU: 2 PID: 2086 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 106.488456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.497007] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 106.504928] LR is at execute_location+0xa4/0xb4 # [ 106.512315] pc : [] lr : [] psr: 600e0013 # [ 106.520758] sp : c5dc7e38 ip : c5dc7d40 fp : c5dc7e54 # [ 106.527985] r10: 0000000c r9 : c1acba1c r8 : c15e7d40 # [ 106.535129] r7 : c5dc7f60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2ddb0 # [ 106.543831] r3 : 5414aa20 r2 : 5414aa20 r1 : ef7ab5e0 r0 : 0000002b # [ 106.552366] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.561764] Control: 10c5387d Table: 15b0c04a DAC: 00000051 # [ 106.569601] Process cat (pid: 2086, stack limit = 0xb4f886fd) # [ 106.577523] Stack: (0xc5dc7e38 to 0xc5dc8000) # [ 106.584061] 7e20: 00000023 c5c22000 # [ 106.594594] 7e40: 0000000c c5dc7f60 c5dc7e64 c5dc7e58 c1357fe0 c1357d60 c5dc7e74 c5dc7e68 # [ 106.605382] 7e60: c0c2d040 c1357fc8 c5dc7e9c c5dc7e78 c0c2d540 c0c2d020 c0c2d420 c5a92500 # [ 106.616084] 7e80: b6dd7000 0000000c c5314540 c5dc7f60 c5dc7ec4 c5dc7ea0 c07f4c60 c0c2d42c # [ 106.626871] 7ea0: 00000000 c5a92500 b6dd7000 c2816000 c5dc7f60 c07f4bfc c5dc7f5c c5dc7ec8 # [ 106.637573] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5dc6000 # [ 106.648361] 7ee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c5dc7ee0 00000001 b6dd6000 # [ 106.659060] 7f00: c5a59cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.669677] 7f20: 00000000 00000000 c136d548 5414aa20 c205c080 c5a92500 c5a92500 c5dc6000 # [ 106.680463] 7f40: b6dd7000 00000000 00000000 00000004 c5dc7f94 c5dc7f60 c05988bc c0598228 # [ 106.691078] 7f60: 00000000 00000000 c5dc7fac 5414aa20 0000000c 0000000c b6f1ee00 00000004 # [ 106.701778] 7f80: c03002e4 c5dc6000 c5dc7fa4 c5dc7f98 c059894c c0598854 00000000 c5dc7fa8 # [ 106.712480] 7fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 # [ 106.723181] 7fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 be8f9a54 # [ 106.733797] 7fe0: 00000004 be8f9788 b6e8c94f b6e12c66 800e0030 00000001 00000000 00000000 # [ 106.744483] Backtrace: # [ 106.749315] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 106.760519] r7:c5dc7f60 r6:0000000c r5:c5c22000 r4:00000023 # [ 106.768721] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.779848] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.790726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.801157] r9:c5dc7f60 r8:c5314540 r7:0000000c r6:b6dd7000 r5:c5a92500 r4:c0c2d420 # [ 106.808940] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.816802] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6dd7000 r5:c5a92500 r4:00000000 # [ 106.824577] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.831743] r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c5dc6000 r5:c5a92500 # [ 106.839592] r4:c5a92[ 107.339287] lkdtm: Performing direct entry EXEC_USERSPACE 500 # [ 106.842158] [[ 107.347168] lkdtm: attempting ok execution at c0c2ddb0 ] (ksys_write) from [] [ 107.355711] lkdtm: attempting bad execution at b6f15000 (sys_write+0x18/0x1c) # [ 106.8[ 107.363526] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f15000 [ 107.373409] Internal error: : b [#8] SMP ARM [ 107.377705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 107.406990] CPU: 0 PID: 2162 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 107.414754] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.421310] PC is at 0xb6f15000 [ 107.424498] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 107.429399] pc : [] lr : [] psr: 600e0013 [ 107.435687] sp : c6a41e48 ip : c6a41d50 fp : c6a41e64 [ 107.440933] r10: 0000000f r9 : c1acba28 r8 : c15e7d40 [ 107.446179] r7 : c6a41f60 r6 : 0000000f r5 : c45b5000 r4 : b6f15000 [ 107.452727] r3 : 7ddee155 r2 : 7ddee155 r1 : ef7815e0 r0 : 0000002b [ 107.459279] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 107.466438] Control: 10c5387d Table: 16b4004a DAC: 00000051 [ 107.472209] Process cat (pid: 2162, stack limit = 0xe369fa1f) [ 107.477977] Stack: (0xc6a41e48 to 0xc6a42000) [ 107.482366] 1e40: 00000001 00000000 0000000f 00000024 c6a41e74 c6a41e68 [ 107.490576] 1e60: c0c2d040 c0c2de4c c6a41e9c c6a41e78 c0c2d540 c0c2d020 c0c2d420 c5a84500 [ 107.498783] 1e80: b6dcf000 0000000f c5314540 c6a41f60 c6a41ec4 c6a41ea0 c07f4c60 c0c2d42c [ 107.506991] 1ea0: 00000000 c5a84500 b6dcf000 c2816000 c6a41f60 c07f4bfc c6a41f5c c6a41ec8 [ 107.515199] 1ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6a40000 [ 107.523406] 1ee0: b6dcf000 00020000 00000004 0000000f 0001fff1 c6a41ee0 00000001 b6dce000 [ 107.531613] 1f00: c687ea00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.539820] 1f20: 00000000 00000000 c136d548 7ddee155 c205c080 c5a84500 c5a84500 c6a40000 [ 107.548028] 1f40: b6dcf000 00000000 00000000 00000004 c6a41f94 c6a41f60 c05988bc c0598228 [ 107.556236] 1f60: 00000000 00000000 c6a41fac 7ddee155 0000000f 0000000f b6f16e00 00000004 [ 107.564442] 1f80: c03002e4 c6a40000 c6a41fa4 c6a41f98 c059894c c0598854 00000000 c6a41fa8 [ 107.572648] 1fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6dcf000 0000000f 00000000 [ 107.580854] 1fc0: 0000000f 0000000f b6f16e00 00000004 00000001 00000000 00020000 bedbea54 [ 107.589060] 1fe0: 00000004 bedbe788 b6e8494f b6e0ac66 800e0030 00000001 00000000 00000000 [ 107.597253] Backtrace: [ 107.599761] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.608310] r4:00000024 [ 107.610883] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.618929] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.626877] r9:c6a41f60 r8:c5314540 r7:0000000f r6:b6dcf000 r5:c5a84500 r4:c0c2d420 [ 107.634660] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.642521] r9:c07f4bfc r8:c6a41f60 r7:c2816000 r6:b6dcf000 r5:c5a84500 r4:00000000 [ 107.650298] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.657467] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c6a40000 r5:c5a84500 [ 107.665316] r4:c5a84500 [ 107.667882] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.675048] r9:c6a40000 r8:c03002e4 r7:00000004 r6:b6f16e00 r5:0000000f r4:0000000f [ 107.682825] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.690416] Exception stack(0xc6a41fa8 to 0xc6a41ff0) [ 107.695496] 1fa0: 0000000f 0000000f 00000001 b6dcf000 0000000f 00000000 [ 107.703702] 1fc0: 0000000f 0000000f b6f16e00 00000004 00000001 00000000 00020000 bedbea54 [ 107.711903] 1fe0: 00000004 bedbe788 b6e8494f b6e0ac66 [ 107.716988] Code: bad PC value [ 107.720080] ---[ end trace 58716c38f4167bdc ]--- 49322] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:0000000c r4:0000000c # [ 106.857100] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.864690] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) # [ 106.869771] 7fa0: 0000000c 0000000c 00000001 b6dd7000 0000000c 00000000 # [ 106.877979] 7fc0: 0000000c 0000000c b6f1ee00 00000004 00000001 00000000 00020000 be8f9a54 # [ 106.886180] 7fe0: 00000004 be8f9788 b6e8c94f b6e12c66 # [ 106.891263] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 106.897388] ---[ end trace 58716c38f4167bdb ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 107.339287] lkdtm: Performing direct entry EXEC_USERSPACE # [ 107.347168] lkdtm: attempting ok execution at c0c2ddb0 # [ 107.355711] lkdtm: attempting bad execution at b6f15000 # [ 107.363526] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f15000 # [ 107.373409] Internal error: : b [#8] SMP ARM # [ 107.377705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 107.406990] CPU: 0 PID: 2162 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 107.414754] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.421310] PC is at 0xb6f15000 # [ 107.424498] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 107.429399] pc : [] lr : [] psr: 600e0013 # [ 107.435687] sp : c6a41e48 ip : c6a41d50 fp : c6a41e64 # [ 107.440933] r10: 0000000f r9 : c1acba28 r8 : c15e7d40 # [ 107.446179] r7 : c6a41f60 r6 : 0000000f r5 : c45b5000 r4 : b6f15000 # [ 107.452727] r3 : 7ddee155 r2 : 7ddee155 r1 : ef7815e0 r0 : 0000002b # [ 107.459279] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.466438] Control: 10c5387d Table: 16b4004a DAC: 00000051 # [ 107.472209] Process cat (pid: 2162, stack limit = 0xe369fa1f) # [ 107.477977] Stack: (0xc6a41e48 to 0xc6a42000) # [ 107.482366] 1e40: 00000001 00000000 0000000f 00000024 c6a41e74 c6a41e68 # [ 107.490576] 1e60: c0c2d040 c0c2de4c c6a41e9c c6a41e78 c0c2d540 c0c2d020 c0c2d420 c5a84500 # [ 107.498783] 1e80: b6dcf000 0000000f c5314540 c6a41f60 c6a41ec4 c6a41ea0 c07f4c60 c0c2d42c # [ 107.506991] 1ea0: 00000000 c5a84500 b6dcf000 c2816000 c6a41f60 c07f4bfc c6a41f5c c6a41ec8 # [ 107.515199] 1ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6a40000 # [ 107.523406] 1ee0: b6dcf000 00020000 00000004 0000000f 0001fff1 c6a41ee0 00000001 b6dce000 # [ 107.531613] 1f00: c687ea00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.539820] 1f20: 00000000 00000000 c136d548 7ddee155 c205c080 c5a84500 c5a84500 c6a40000 # [ 107.548028] 1f40: b6dcf000 00000000 00000000 00000004 c6a41f94 c6a41f60 c05988bc c0598228 # [ 107.556236] 1f60: 00000000 00000000 c6a41fac 7ddee155 0000000f 0000000f b6f16e00 00000004 # [ 107.564442] 1f80: c03002e4 c6a40000 c6a41fa4 c6a41f98 c059894c c0598854 00000000 c6a41fa8 # [ 107.572648] 1fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6dcf000 0000000f 00000000 # [ 107.580854] 1fc0: 0000000f 0000000f b6f16e00 00000004 00000001 00000000 00020000 bedbea54 # [ 107.589060] 1fe0: 00000004 bedbe788 b6e8494f b6e0ac66 800e0030 00000001 00000000 00000000 # [ 107.597253] Backtrace: # [ 107.599761] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.608310] r4:00000024 # [ 107.610883] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.618929] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.626877] r9:c6a41f60 r8:c5314540 r7:0000000f r6:b6dcf000 r5:c5a84500 r4:c0c2d420 # [ 107.634660] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.642521] r9:c07f4bfc r8:c6a41f60 r7:c2816000 r6:b6dcf000 r5:c5a84500 r4:00000000 # [ 107.650298] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.657467] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c6a40000 r5:c5a84500 # [ 107.665316] r4:c5a84500 # [ 107.667882] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.675048] r9:c6a40000 r8:c03002e4 r7:00000004 r6:b6f16e00 r5:0000000f r4:0000000f # [ 107.682825] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.690416] Exception stack(0xc6a41fa8 to 0xc6a41ff0) # [ 107.695496] 1fa0: 0000000f 0000000f 00000001 b6dcf000 0000000f 00000000 # [ 107.703702] 1fc0: 0000000f 0000000f b6[ 108.176656] lkdtm: Performing direct entry EXEC_NULL f16e00 00000004 00000001 00000000[ 108.184370] lkdtm: attempting ok execution at c0c2ddb0 00020000 bedbea54 # [ 107.7119[ 108.192490] lkdtm: attempting bad execution at 00000000 03] 1fe0: 00000004 bedbe788 b6e84[ 108.200459] 8<--- cut here --- 94f b6e0ac66 # [ 107.716988] Co[ 108.206341] Unable to handle kernel NULL pointer dereference at virtual address 00000000 de: bad PC value # [ 107.720080[ 108.217439] pgd = eb88dbb6 ] ---[ end trace 58716c38f4167bdc[ 108.222947] [00000000] *pgd=00000000 ]--- # EXEC_USERSPACE: missing [ 108.229360] Internal error: Oops: 80000005 [#9] SMP ARM 'call trace:': [FAIL] not ok 35 [ 108.237397] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 selftests: lkdtm: EX[E C _1U0S8E.269100] CPU: 1 PID: 2233 Comm: cat Tainted: G D W 5.10.129-cip12 #1 SPACE.sh #[ e x1i0t8=.127 9#0 94] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) elftests: lkdtm: E[X E C1_0N8U.L287447] PC is at 0x0 .sh [ 108.292156] LR is at execute_location+0xa4/0xb4 [ 108.297110] pc : [<00000000>] lr : [] psr: 600e0013 [ 108.303381] sp : c5f9be38 ip : c5f9bd40 fp : c5f9be54 [ 108.308611] r10: 0000000a r9 : c1acba38 r8 : c15e7d40 [ 108.313842] r7 : c5f9bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2ddb0 [ 108.320372] r3 : 39053c53 r2 : 39053c53 r1 : ef7965e0 r0 : 0000002b [ 108.326906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.334046] Control: 10c5387d Table: 16e1c04a DAC: 00000051 [ 108.339799] Process cat (pid: 2233, stack limit = 0x3f250bb1) [ 108.345552] Stack: (0xc5f9be38 to 0xc5f9c000) [ 108.349916] be20: 00000025 c6c7d000 [ 108.358104] be40: 0000000a c5f9bf60 c5f9be64 c5f9be58 c1358004 c1357d60 c5f9be74 c5f9be68 [ 108.366288] be60: c0c2d040 c1357ff0 c5f9be9c c5f9be78 c0c2d540 c0c2d020 c0c2d420 c687e3c0 [ 108.374474] be80: b6de4000 0000000a c5314540 c5f9bf60 c5f9bec4 c5f9bea0 c07f4c60 c0c2d42c [ 108.382661] bea0: 00000000 c687e3c0 b6de4000 c2816000 c5f9bf60 c07f4bfc c5f9bf5c c5f9bec8 [ 108.390846] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c59c5be4 c05988bc c5f9a000 [ 108.399030] bee0: b6de4000 00020000 00000004 0000000a 0001fff6 c5f9bee0 00000001 00000805 [ 108.407214] bf00: c598c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.415399] bf20: 00000000 00000000 c5f9a000 39053c53 b6de3000 c687e3c0 c687e3c0 c5f9a000 [ 108.423584] bf40: b6de4000 00000000 00000000 00000004 c5f9bf94 c5f9bf60 c05988bc c0598228 [ 108.431769] bf60: 00000000 00000000 c5f9bfac 39053c53 0000000a 0000000a b6f2be00 00000004 [ 108.439954] bf80: c03002e4 c5f9a000 c5f9bfa4 c5f9bf98 c059894c c0598854 00000000 c5f9bfa8 [ 108.448140] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6de4000 0000000a 00000000 [ 108.456324] bfc0: 0000000a 0000000a b6f2be00 00000004 00000001 00000000 00020000 bef34a54 [ 108.464509] bfe0: 00000004 bef34788 b6e9994f b6e1fc66 800e0030 00000001 00000000 00000000 [ 108.472687] Backtrace: [ 108.475156] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 108.483341] r7:c5f9bf60 r6:0000000a r5:c6c7d000 r4:00000025 [ 108.489018] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.497120] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.505138] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.513064] r9:c5f9bf60 r8:c5314540 r7:0000000a r6:b6de4000 r5:c687e3c0 r4:c0c2d420 [ 108.520821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.528661] r9:c07f4bfc r8:c5f9bf60 r7:c2816000 r6:b6de4000 r5:c687e3c0 r4:00000000 [ 108.536414] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.543557] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c5f9a000 r5:c687e3c0 [ 108.551389] r4:c687e3c0 [ 108.553933] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.561075] r9:c5f9a000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:0000000a r4:0000000a [ 108.568830] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.576403] Exception stack(0xc5f9bfa8 to 0xc5f9bff0) [ 108.581461] bfa0: 0000000a 0000000a 00000001 b6de4000 0000000a 00000000 [ 108.589646] bfc0: 0000000a 0000000a b6f2be00 00000004 00000001 00000000 00020000 bef34a54 [ 108.597828] bfe0: 00000004 bef34788 b6e9994f b6e1fc66 [ 108.602890] Code: bad PC value [ 108.606029] ---[ end trace 58716c38f4167bdd ]--- # Segmentation fault # [ 108.176656] lkdtm: Performing direct entry EXEC_NULL # [ 108.184370] lkdtm: attempting ok execution at c0c2ddb0 # [ 108.192490] lkdtm: attempting bad execution at 00000000 # [ 108.200459] 8<--- cut here --- # [ 108.206341] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 108.217439] pgd = eb88dbb6 # [ 108.222947] [00000000] *pgd=00000000 # [ 108.229360] Internal error: Oops: 80000005 [#9] SMP ARM # [ 108.237397] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 108.269100] CPU: 1 PID: 2233 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 108.279094] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.287447] PC is at 0x0 # [ 108.292156] LR is at execute_location+0xa4/0xb4 # [ 108.297110] pc : [<00000000>] lr : [] psr: 600e0013 # [ 108.303381] sp : c5f9be38 ip : c5f9bd40 fp : c5f9be54 # [ 108.308611] r10: 0000000a r9 : c1acba38 r8 : c15e7d40 # [ 108.313842] r7 : c5f9bf60 r6 : 00000000 r5 : 00000000 r4 : c0c2ddb0 # [ 108.320372] r3 : 39053c53 r2 : 39053c53 r1 : ef7965e0 r0 : 0000002b # [ 108.326906] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.334046] Control: 10c5387d Table: 16e1c04a DAC: 00000051 # [ 108.339799] Process cat (pid: 2233, stack limit = 0x3f250bb1) # [ 108.345552] Stack: (0xc5f9be38 to 0xc5f9c000) # [ 108.349916] be20: 00000025 c6c7d000 # [ 108.358104] be40: 0000000a c5f9bf60 c5f9be64 c5f9be58 c1358004 c1357d60 c5f9be74 c5f9be68 # [ 108.366288] be60: c0c2d040 c1357ff0 c5f9be9c c5f9be78 c0c2d540 c0c2d020 c0c2d420 c687e3c0 # [ 108.374474] be80: b6de4000 0000000a c5314540 c5f9bf60 c5f9bec4 c5f9bea0 c07f4c60 c0c2d42c # [ 108.382661] bea0: 00000000 c687e3c0 b6de4000 c2816000 c5f9bf60 c07f4bfc c5f9bf5c c5f9bec8 # [ 108.390846] bec0: c0598328 c07f4c08 00000001 00000000 c05988bc c59c5be4 c05988bc c5f9a000 # [ 108.399030] bee0: b6de4000 00020000 00000004 0000000a 0001fff6 c5f9bee0 00000001 00000805 # [ 108.407214] bf00: c598c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.415399] bf20: 00000000 00000000 c5f9a000 39053c53 b6de3000 c687e3c0 c687e3c0 c5f9a000 # [ 108.423584] bf40: b6de4000 00000000 00000000 00000004 c5f9bf94 c5f9bf60 c05988bc c0598228 # [ 108.431769] bf60: 00000000 00000000 c5f9bfac 39053c53 0000000a 0000000a b6f2be00 00000004 # [ 108.439954] bf80: c03002e4 c5f9a000 c5f9bfa4 c5f9bf98 c059894c c0598854 00000000 c5f9bfa8 # [ 108.448140] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6de4000 0000000a 00000000 # [ 108.456324] bfc0: 0000000a 0000000a b6f2be00 00000004 00000001 00000000 00020000 bef34a54 # [ 108.464509] bfe0: 00000004 bef34788 b6e9994f b6e1fc66 800e0030 00000001 00000000 00000000 # [ 108.472687] Backtrace: # [ 108.475156] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 108.483341] r7:c5f9bf60 r6:0000000a r5:c6c7d000 r4:00000025 # [ 108.489018] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.497120] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.505138] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.513064] r9:c5f9bf60 r8:c5314540 r7:0000000a r6:b6de4000 r5:c687e3c0 r4:c0c2d420 # [ 108.520821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.528661] r9:c07f4bfc r8:c5f9bf60 r7:c2816000 r6:b6de4000 r5:c687e3c0 r4:00000000 # [ 108.536414] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.543557] r10:00000004 r9:00000000 r8:00000000 r7:b6de40[ 109.071194] lkdtm: Performing direct entry ACCESS_USERSPACE 00 r6:c5f9a000 r5:c687e3c0 # [ [ 109.076996] lkdtm: attempting bad read at b6fc1000 108.551389] r4:c687e3c0 # [ 10[ 109.084807] 8<--- cut here --- 8.553933] [[] (1k0s9y090542] Unhandled fault: page domain fault (0x01b) at 0xb6fc1000 s_write) from [[ < c100599.809949151] pgd = 9d3dba01 >] (sys_write+0x18/0x1c)[ #1 09.103857] [b6fc1000] *pgd=49456831 108.561075] r9:c[5 f 91a0090.009867] Internal error: : 1b [#10] SMP ARM r8:c03002e4 r7:00000004 r6:b6f2b[ 109.116479] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 e00 r5:0000000a r4:[0 0 0100090.048185] CPU: 3 PID: 2309 Comm: cat Tainted: G D W 5.10.129-cip12 #1 a # [ 10[8 . 5160898.31058]0 9[] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (sys_write) from [] (ret_fast_syscall[+ 0 1x9.174457] LR is at __irq_work_queue_local+0x40/0x74 0/0x28) # [[ 110098..158716949] pc : [] lr : [] psr: 600e0013 03] Excep[ t i1o0n9 .s1t9a0c0k1(8] sp : c6ef5e38 ip : c6ef5d40 fp : c6ef5e64 xc5f9bfa8 t[o 01x0c95.f199b69f79] r10: 00000011 r9 : c1acba44 r8 : c15e7d40 0) # [ [1 0 81.0598.12406410]2 ] r7 : c6ef5f60 r6 : 00000051 r5 : c6ef4000 r4 : b6fc1000 bfa0: [ 1 0 9 . 2 1 2 2 8 8 r3 : a765b959 r2 : a765b959 r1 : ef7c05e0 r0 : 00000026 0000000a 00[0 0 010009a.2 200468] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000001 b6de[4 0 0100 90.0202090509] Control: 10c5387d Table: 16c1004a DAC: 00000051 0a 00000000 [# [1 0 91.0283.7568] Process cat (pid: 2309, stack limit = 0x372dd228) 89646] bfc0:[ 0 010090.020404a8 4] Stack: (0xc6ef5e38 to 0xc6ef6000) 0000000a b6f2be[0 0 100090.02050007] 5e20: 00000022 00000000 04 00000001 00000[0 0 01 0090.0221182] 5e40: 00000000 a765b959 c6ef5e6c 00000026 c6e36000 00000011 c6ef5e74 c6ef5e68 0000 bef34a54 # [[ 110098..251441] 5e60: c0c2d040 c0c2df20 c6ef5e9c c6ef5e78 c0c2d540 c0c2d020 c0c2d420 c598cc80 97828] bfe0: 000[0 0 010049 .b2e81701] 5e80: b6e7b000 00000011 c5314540 c6ef5f60 c6ef5ec4 c6ef5ea0 c07f4c60 c0c2d42c 34788 b6e9994f [b 6 e110f9c.6269962] 5ea0: 00000000 c598cc80 b6e7b000 c2816000 c6ef5f60 c07f4bfc c6ef5f5c c6ef5ec8 # [ 108.602890] [C o d1e0:9 .b302136] 5ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6ef4000 d PC value # [ [ 1 0180.96.03612483] 5ee0: b6e7b000 00020000 00000004 00000011 0001ffef c6ef5ee0 00000001 b6e7a000 29] ---[ end t[r a c1e0 95.837212741] 5f00: c687ef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 c38f4167bdd ]---[ # 1E0X9E.C3_2916] 5f20: 00000000 00000000 c136d548 a765b959 c205c080 c598cc80 c598cc80 c6ef4000 NULL: missing 'call[ t r1a0c9e.:43177] 5f40: b6e7b000 00000000 00000000 00000004 c6ef5f94 c6ef5f60 c05988bc c0598228 ': [FAIL] not o[k 3160 9s.e3l53523] 5f60: 00000000 00000000 c6ef5fac a765b959 00000011 00000011 b6fc2e00 00000004 tests: lkdtm: EXE[C _ N1U0L9L..3s3782] 5f80: c03002e4 c6ef4000 c6ef5fa4 c6ef5f98 c059894c c0598854 00000000 c6ef5fa8 h # exit=1 # s[e l f1t0e9s.t3s7:042] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e7b000 00000011 00000000 lkdtm: ACCESS_USER[S P A1C0E9..s84217] 5fc0: 00000011 00000011 b6fc2e00 00000004 00000001 00000000 00020000 bec81a54 h [ 109.394561] 5fe0: 00000004 bec81788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 [ 109.402993] Backtrace: [ 109.405469] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.414179] r6:00000011 r5:c6e36000 r4:00000026 [ 109.418813] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.426836] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.434765] r9:c6ef5f60 r8:c5314540 r7:00000011 r6:b6e7b000 r5:c598cc80 r4:c0c2d420 [ 109.442527] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.450370] r9:c07f4bfc r8:c6ef5f60 r7:c2816000 r6:b6e7b000 r5:c598cc80 r4:00000000 [ 109.458127] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.465277] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6ef4000 r5:c598cc80 [ 109.473111] r4:c598cc80 [ 109.475659] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.482805] r9:c6ef4000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000011 r4:00000011 [ 109.490561] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.498136] Exception stack(0xc6ef5fa8 to 0xc6ef5ff0) [ 109.503202] 5fa0: 00000011 00000011 00000001 b6e7b000 00000011 00000000 [ 109.511391] 5fc0: 00000011 00000011 b6fc2e00 00000004 00000001 00000000 00020000 bec81a54 [ 109.519577] 5fe0: 00000004 bec81788 b6f3094f b6eb6c66 [ 109.524642] Code: e1a01004 e30c0968 e34c01ac eb1c7c4f (e5943000) [ 109.530750] ---[ end trace 58716c38f4167bde ]--- # Segmentation fault # [ 109.071194] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 109.076996] lkdtm: attempting bad read at b6fc1000 # [ 109.084807] 8<--- cut here --- # [ 109.090542] Unhandled fault: page domain fault (0x01b) at 0xb6fc1000 # [ 109.099151] pgd = 9d3dba01 # [ 109.103857] [b6fc1000] *pgd=49456831 # [ 109.109867] Internal error: : 1b [#10] SMP ARM # [ 109.116479] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 109.148185] CPU: 3 PID: 2309 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 109.158091] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.166371] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 109.174457] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.181929] pc : [] lr : [] psr: 600e0013 # [ 109.190018] sp : c6ef5e38 ip : c6ef5d40 fp : c6ef5e64 # [ 109.196979] r10: 00000011 r9 : c1acba44 r8 : c15e7d40 # [ 109.204026] r7 : c6ef5f60 r6 : 00000051 r5 : c6ef4000 r4 : b6fc1000 # [ 109.212288] r3 : a765b959 r2 : a765b959 r1 : ef7c05e0 r0 : 00000026 # [ 109.220468] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.229599] Control: 10c5387d Table: 16c1004a DAC: 00000051 # [ 109.237168] Process cat (pid: 2309, stack limit = 0x372dd228) # [ 109.244824] Stack: (0xc6ef5e38 to 0xc6ef6000) # [ 109.251007] 5e20: 00000022 00000000 # [ 109.261182] 5e40: 00000000 a765b959 c6ef5e6c 00000026 c6e36000 00000011 c6ef5e74 c6ef5e68 # [ 109.271441] 5e60: c0c2d040 c0c2df20 c6ef5e9c c6ef5e78 c0c2d540 c0c2d020 c0c2d420 c598cc80 # [ 109.281701] 5e80: b6e7b000 00000011 c5314540 c6ef5f60 c6ef5ec4 c6ef5ea0 c07f4c60 c0c2d42c # [ 109.291962] 5ea0: 00000000 c598cc80 b6e7b000 c2816000 c6ef5f60 c07f4bfc c6ef5f5c c6ef5ec8 # [ 109.302136] 5ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6ef4000 # [ 109.312483] 5ee0: b6e7b000 00020000 00000004 00000011 0001ffef c6ef5ee0 00000001 b6e7a000 # [ 109.322741] 5f00: c687ef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.332916] 5f20: 00000000 00000000 c136d548 a765b959 c205c080 c598cc80 c598cc80 c6ef4000 # [ 109.343177] 5f40: b6e7b000 00000000 00000000 00000004 c6ef5f94 c6ef5f60 c05988bc c0598228 # [ 109.353523] 5f60: 00000000 00000000 c6ef5fac a765b959 00000011 00000011 b6fc2e00 00000004 # [ 109.363782] 5f80: c03002e4 c6ef4000 c6ef5fa4 c6ef5f98 c059894c c0598854 00000000 c6ef5fa8 # [ 109.374042] 5fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e7b000 00000011 00000000 # [ 109.384217] 5fc0: 00000011 00000011 b6fc2e00 00000004 00000001 00000000 00020000 bec81a54 # [ 109.394561] 5fe0: 00000004 bec81788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 # [ 109.402993] Backtrace: # [ 109.405469] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.414179] r6:00000011 r5:c6e36000 r4:00000026 # [ 109.418813] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.426836] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.434765] r9:c6ef5f60 r8:c5314540 r7:00000011 r6:b6e7b000 r5:c598cc80 r4:c0c2d420 # [ 109.442527] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.450370] r9:c07f4bfc r8:c6ef5f60 r7:c2816000 r6:b6e7b000 r5:c598cc80 r4:00000000 # [ 109.458127] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.465277] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c6ef4000 r5:c598cc80 # [ 109.473111] r4:c598cc80 # [ 109.475659] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.482805] r9:c6ef4000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000011 r4:00000011 # [ 109.490561] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.498136] Exception stack(0xc6ef5fa8 to 0xc6ef5ff0) # [ 109.503202] 5fa0: 00000011 00000011 00000001 b6e7b000 00000011 [ 110.007278] lkdtm: Performing direct entry ACCESS_NULL 00000000 # [ 109.511391] 5fc0: [ 110.014624] lkdtm: attempting bad read at 00000000 00000011 00000011 b6fc2e00 000000[ 110.022149] 8<--- cut here --- 04 00000001 00000000 00020000 bec[ 110.028041] Unable to handle kernel NULL pointer dereference at virtual address 00000000 81a54 # [ 109.519577] 5fe0: 000[ 110.038986] pgd = db8a49bd 00004 bec81788 b6f3094f b6eb6c66[ 110.044533] [00000000] *pgd=00000000 # [ 109.524642] Code: e1a01004 [ 110.051023] Internal error: Oops: 5 [#11] SMP ARM e30c0968 e34c01ac eb1c7c4f (e5943[ 110.058542] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 000) # [ 109.53[0 7 5101]0 .-090243] CPU: 2 PID: 2384 Comm: cat Tainted: G D W 5.10.129-cip12 #1 -[ end tr[a c e1 1508.711060c1358] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) f4167bde ]--- # ACCESS_USERSPA[C 110.108428] PC is at lkdtm_ACCESS_NULL+0x28/0x68 E: missing 'call trace:': [[F A I10.115732] LR is at __irq_work_queue_local+0x40/0x74 L] not ok[ 3 71 1s0e.l1f2t32e8s] pc : [] lr : [] psr: 600e0013 ts: lkdtm:[ A C1C1E0S.S1_3U1S2E88] sp : c6999e50 ip : c6999d58 fp : c6999e64 SPACE.sh [# e1x1i0t.=1138 3#3 ] r10: 0000000c r9 : c1acba58 r8 : c15e7d40 selftests: [l k d1t1m0:. 1A45C2C94] r7 : c6999f60 r6 : 0000000c r5 : c5c22000 r4 : 00000000 SS_NULL.s[h 110.153642] r3 : 20808ae0 r2 : 20808ae0 r1 : ef7ab5e0 r0 : 00000026 [ 110.161212] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 110.168352] Control: 10c5387d Table: 147f404a DAC: 00000051 [ 110.174104] Process cat (pid: 2384, stack limit = 0xec997a17) [ 110.179857] Stack: (0xc6999e50 to 0xc699a000) [ 110.184223] 9e40: 00000027 c5c22000 c6999e74 c6999e68 [ 110.192409] 9e60: c0c2d040 c1358014 c6999e9c c6999e78 c0c2d540 c0c2d020 c0c2d420 c598f540 [ 110.200594] 9e80: b6ead000 0000000c c5314540 c6999f60 c6999ec4 c6999ea0 c07f4c60 c0c2d42c [ 110.208778] 9ea0: 00000000 c598f540 b6ead000 c2816000 c6999f60 c07f4bfc c6999f5c c6999ec8 [ 110.216965] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6998000 [ 110.225151] 9ee0: b6ead000 00020000 00000004 0000000c 0001fff4 c6999ee0 00000001 b6eac000 [ 110.233334] 9f00: c2fc1040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.241519] 9f20: 00000000 00000000 c136d548 20808ae0 c205c080 c598f540 c598f540 c6998000 [ 110.249705] 9f40: b6ead000 00000000 00000000 00000004 c6999f94 c6999f60 c05988bc c0598228 [ 110.257888] 9f60: 00000000 00000000 c6999fac 20808ae0 0000000c 0000000c b6ff4e00 00000004 [ 110.266075] 9f80: c03002e4 c6998000 c6999fa4 c6999f98 c059894c c0598854 00000000 c6999fa8 [ 110.274260] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6ead000 0000000c 00000000 [ 110.282446] 9fc0: 0000000c 0000000c b6ff4e00 00000004 00000001 00000000 00020000 becf4a54 [ 110.290630] 9fe0: 00000004 becf4788 b6f6294f b6ee8c66 800e0030 00000001 00000000 00000000 [ 110.298809] Backtrace: [ 110.301283] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.309554] r5:c5c22000 r4:00000027 [ 110.313143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.321161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.329085] r9:c6999f60 r8:c5314540 r7:0000000c r6:b6ead000 r5:c598f540 r4:c0c2d420 [ 110.336842] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.344681] r9:c07f4bfc r8:c6999f60 r7:c2816000 r6:b6ead000 r5:c598f540 r4:00000000 [ 110.352433] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.359576] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6998000 r5:c598f540 [ 110.367411] r4:c598f540 [ 110.369954] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.377097] r9:c6998000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:0000000c r4:0000000c [ 110.384853] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.392427] Exception stack(0xc6999fa8 to 0xc6999ff0) [ 110.397486] 9fa0: 0000000c 0000000c 00000001 b6ead000 0000000c 00000000 [ 110.405672] 9fc0: 0000000c 0000000c b6ff4e00 00000004 00000001 00000000 00020000 becf4a54 [ 110.413857] 9fe0: 00000004 becf4788 b6f6294f b6ee8c66 [ 110.418918] Code: e30c0968 e34c01ac e1a01004 ebffd44d (e5945000) [ 110.425094] ---[ end trace 58716c38f4167bdf ]--- # Segmentation fault # [ 110.007278] lkdtm: Performing direct entry ACCESS_NULL # [ 110.014624] lkdtm: attempting bad read at 00000000 # [ 110.022149] 8<--- cut here --- # [ 110.028041] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 110.038986] pgd = db8a49bd # [ 110.044533] [00000000] *pgd=00000000 # [ 110.051023] Internal error: Oops: 5 [#11] SMP ARM # [ 110.058542] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 110.090243] CPU: 2 PID: 2384 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 110.100150] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.108428] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 110.115732] LR is at __irq_work_queue_local+0x40/0x74 # [ 110.123287] pc : [] lr : [] psr: 600e0013 # [ 110.131288] sp : c6999e50 ip : c6999d58 fp : c6999e64 # [ 110.138335] r10: 0000000c r9 : c1acba58 r8 : c15e7d40 # [ 110.145294] r7 : c6999f60 r6 : 0000000c r5 : c5c22000 r4 : 00000000 # [ 110.153642] r3 : 20808ae0 r2 : 20808ae0 r1 : ef7ab5e0 r0 : 00000026 # [ 110.161212] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.168352] Control: 10c5387d Table: 147f404a DAC: 00000051 # [ 110.174104] Process cat (pid: 2384, stack limit = 0xec997a17) # [ 110.179857] Stack: (0xc6999e50 to 0xc699a000) # [ 110.184223] 9e40: 00000027 c5c22000 c6999e74 c6999e68 # [ 110.192409] 9e60: c0c2d040 c1358014 c6999e9c c6999e78 c0c2d540 c0c2d020 c0c2d420 c598f540 # [ 110.200594] 9e80: b6ead000 0000000c c5314540 c6999f60 c6999ec4 c6999ea0 c07f4c60 c0c2d42c # [ 110.208778] 9ea0: 00000000 c598f540 b6ead000 c2816000 c6999f60 c07f4bfc c6999f5c c6999ec8 # [ 110.216965] 9ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c6998000 # [ 110.225151] 9ee0: b6ead000 00020000 00000004 0000000c 0001fff4 c6999ee0 00000001 b6eac000 # [ 110.233334] 9f00: c2fc1040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.241519] 9f20: 00000000 00000000 c136d548 20808ae0 c205c080 c598f540 c598f540 c6998000 # [ 110.249705] 9f40: b6ead000 00000000 00000000 00000004 c6999f94 c6999f60 c05988bc c0598228 # [ 110.257888] 9f60: 00000000 00000000 c6999fac 20808ae0 0000000c 0000000c b6ff4e00 00000004 # [ 110.266075] 9f80: c03002e4 c6998000 c6999fa4 c6999f98 c059894c c0598854 00000000 c6999fa8 # [ 110.274260] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6ead000 0000000c 00000000 # [ 110.282446] 9fc0: 0000000c 0000000c b6ff4e00 00000004 00000001 00000000 00020000 becf4a54 # [ 110.290630] 9fe0: 00000004 becf4788 b6f6294f b6ee8c66 800e0030 00000001 00000000 00000000 # [ 110.298809] Backtrace: # [ 110.301283] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.309554] r5:c5c22000 r4:00000027 # [ 110.313143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.321161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.329085] r9:c6999f60 r8:c5314540 r7:0000000c r6:b6ead000 r5:c598f540 r4:c0c2d420 # [ 110.336842] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.344681] r9:c07f4bfc r8:c6999f60 r7:c2816000 r6:b6ead000 r5:c598f540 r4:00000000 # [ 110.352433] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.359576] r10:00000004 r9:00000000 r8:00000000 r7:b6ead000 r6:c6998000 r5:c598f540 # [ 110.367411] r4:c598f540 # [ 110.369954] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.377097] r9:c6998000 r8:c03002e4 r7:00000004 r6:b6ff4e00 r5:0000000c r4:[ 110.901799] lkdtm: Performing direct entry WRITE_RO 0000000c # [ 110.384853] [] (sys_write) from [] (ret_fast_syscall+0x0[/ 0 x120.921613] Unable to handle kernel paging request at virtual address c15e7fd8 8) # [ 110.392427] Excep[ t i1o0.931272] pgd = 19699428 n stack(0xc6999fa8 to 0xc6999ff0)[ 110.936410] [c15e7fd8] *pgd=1141941e(bad) # [ 110.397486] 9fa0: [ 110.943307] Internal error: Oops: 80d [#12] SMP ARM 0000000c 0000000c 0000[ 110.950876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 0001 b6ead000 0000000c 000000[0 0110.982595] CPU: 2 PID: 2458 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 110.4056[7 2 ]1 190f.c909:936] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000c 0000000c b6ff4e00 00000[ 111.001494] PC is at lkdtm_WRITE_RO+0x44/0x50 004 00000001 00000000 00020000 be[ 111.008719] LR is at __irq_work_queue_local+0x40/0x74 cf4a54 # [ 110.413857[] 91f1e.016622] pc : [] lr : [] psr: 600e0013 0: 00000004 bec[f 4 718181 .b062f235] sp : c6c13e50 ip : c6c13d58 fp : c6c13e64 6294f b6ee8c66[ #1 1[1 . 01312462] r10: 00000009 r9 : c1acba64 r8 : c15e7d40 .418918] Code: e[3 0 c101916.083 693] r7 : c6c13f60 r6 : 00000009 r5 : c5c22000 r4 : c15e7fd8 e34c01ac e1a0100[4 e1b1f1f.d0448224] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acc868 d (e5945000) # [ 110.[4 2 51011.056846] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 4] ---[ end trace[ 5 8171116.c036414] Control: 10c5387d Table: 16af404a DAC: 00000051 8f4167bdf ]--- # ACC[E S S1_1N1U074250] Process cat (pid: 2458, stack limit = 0xadabb122) LL: missing 'call[ t r11a1c.e0:82259] Stack: (0xc6c13e50 to 0xc6c14000) : [FAIL] not ok 38 self[t e s11t.088713] 3e40: 00000028 c5c22000 c6c13e74 c6c13e68 s: lkdtm: ACCESS_NULL.sh # exi[t 111.099245] 3e60: c0c2d040 c1357e14 c6c13e9c c6c13e78 c0c2d540 c0c2d020 c0c2d420 c598c500 1 # selftests: lkdtm: WRITE_R[O 111.110120] 3e80: b6e9b000 00000009 c5314540 c6c13f60 c6c13ec4 c6c13ea0 c07f4c60 c0c2d42c sh [ 111.120992] 3ea0: 00000000 c598c500 b6e9b000 c2816000 c6c13f60 c07f4bfc c6c13f5c c6c13ec8 [ 111.129524] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c0476538 c05988bc c6c12000 [ 111.137730] 3ee0: c030da90 ffffe000 c6c13f1c c6c13ef8 c0476538 c030f30c ffffe000 c03002e4 [ 111.145937] 3f00: c6c13f34 c6c13f10 c030e238 c030f2dc c6c12000 00000000 ffffe000 c205c080 [ 111.154143] 3f20: 00000000 c0301210 c6c13f6c a450c633 c030f364 c598c500 c598c500 c6c12000 [ 111.162352] 3f40: b6e9b000 00000000 00000000 00000004 c6c13f94 c6c13f60 c05988bc c0598228 [ 111.170561] 3f60: 00000000 00000000 c0475fbc a450c633 00000009 00000009 b6fe2e00 00000004 [ 111.178767] 3f80: c03002e4 c6c12000 c6c13fa4 c6c13f98 c059894c c0598854 00000000 c6c13fa8 [ 111.186973] 3fa0: c03000c0 c0598940 00000009 00000009 00000001 b6e9b000 00000009 00000000 [ 111.195180] 3fc0: 00000009 00000009 b6fe2e00 00000004 00000001 00000000 00020000 bee52a54 [ 111.203386] 3fe0: 00000004 bee52788 b6f5094f b6ed6c66 800e0030 00000001 00000000 00000000 [ 111.211579] Backtrace: [ 111.214093] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.222126] r5:c5c22000 r4:00000028 [ 111.225742] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.233787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.241736] r9:c6c13f60 r8:c5314540 r7:00000009 r6:b6e9b000 r5:c598c500 r4:c0c2d420 [ 111.249520] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.257383] r9:c07f4bfc r8:c6c13f60 r7:c2816000 r6:b6e9b000 r5:c598c500 r4:00000000 [ 111.265158] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.272324] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c6c12000 r5:c598c500 [ 111.280173] r4:c598c500 [ 111.282740] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.289905] r9:c6c12000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000009 r4:00000009 [ 111.297685] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.305274] Exception stack(0xc6c13fa8 to 0xc6c13ff0) [ 111.310355] 3fa0: 00000009 00000009 00000001 b6e9b000 00000009 00000000 [ 111.318561] 3fc0: 00000009 00000009 b6fe2e00 00000004 00000001 00000000 00020000 bee52a54 [ 111.326762] 3fe0: 00000004 bee52788 b6f5094f b6ed6c66 [ 111.331844] Code: e34a3bcd e30c0868 e34c01ac e0233002 (e5843000) [ 111.337969] ---[ end trace 58716c38f4167be0 ]--- # Segmentation fault # [ 110.901799] lkdtm: Performing direct entry WRITE_RO # [ 110.907358] lkdtm: attempting bad rodata write at c15e7fd8 # [ 110.915781] 8<--- cut here --- # [ 110.921613] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 110.931272] pgd = 19699428 # [ 110.936410] [c15e7fd8] *pgd=1141941e(bad) # [ 110.943307] Internal error: Oops: 80d [#12] SMP ARM # [ 110.950876] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 110.982595] CPU: 2 PID: 2458 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 110.992936] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.001494] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 111.008719] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.016622] pc : [] lr : [] psr: 600e0013 # [ 111.025235] sp : c6c13e50 ip : c6c13d58 fp : c6c13e64 # [ 111.032462] r10: 00000009 r9 : c1acba64 r8 : c15e7d40 # [ 111.039693] r7 : c6c13f60 r6 : 00000009 r5 : c5c22000 r4 : c15e7fd8 # [ 111.048224] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1acc868 # [ 111.056846] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.066414] Control: 10c5387d Table: 16af404a DAC: 00000051 # [ 111.074250] Process cat (pid: 2458, stack limit = 0xadabb122) # [ 111.082259] Stack: (0xc6c13e50 to 0xc6c14000) # [ 111.088713] 3e40: 00000028 c5c22000 c6c13e74 c6c13e68 # [ 111.099245] 3e60: c0c2d040 c1357e14 c6c13e9c c6c13e78 c0c2d540 c0c2d020 c0c2d420 c598c500 # [ 111.110120] 3e80: b6e9b000 00000009 c5314540 c6c13f60 c6c13ec4 c6c13ea0 c07f4c60 c0c2d42c # [ 111.120992] 3ea0: 00000000 c598c500 b6e9b000 c2816000 c6c13f60 c07f4bfc c6c13f5c c6c13ec8 # [ 111.129524] 3ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c0476538 c05988bc c6c12000 # [ 111.137730] 3ee0: c030da90 ffffe000 c6c13f1c c6c13ef8 c0476538 c030f30c ffffe000 c03002e4 # [ 111.145937] 3f00: c6c13f34 c6c13f10 c030e238 c030f2dc c6c12000 00000000 ffffe000 c205c080 # [ 111.154143] 3f20: 00000000 c0301210 c6c13f6c a450c633 c030f364 c598c500 c598c500 c6c12000 # [ 111.162352] 3f40: b6e9b000 00000000 00000000 00000004 c6c13f94 c6c13f60 c05988bc c0598228 # [ 111.170561] 3f60: 00000000 00000000 c0475fbc a450c633 00000009 00000009 b6fe2e00 00000004 # [ 111.178767] 3f80: c03002e4 c6c12000 c6c13fa4 c6c13f98 c059894c c0598854 00000000 c6c13fa8 # [ 111.186973] 3fa0: c03000c0 c0598940 00000009 00000009 00000001 b6e9b000 00000009 00000000 # [ 111.195180] 3fc0: 00000009 00000009 b6fe2e00 00000004 00000001 00000000 00020000 bee52a54 # [ 111.203386] 3fe0: 00000004 bee52788 b6f5094f b6ed6c66 800e0030 00000001 00000000 00000000 # [ 111.211579] Backtrace: # [ 111.214093] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.222126] r5:c5c22000 r4:00000028 # [ 111.225742] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.233787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.241736] r9:c6c13f60 r8:c5314540 r7:00000009 r6:b6e9b000 r5:c598c500 r4:c0c2d420 # [ 111.249520] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.257383] r9:c07f4bfc r8:c6c13f60 r7:c2816000 r6:b6e9b000 r5:c598c500 r4:00000000 # [ 111.265158] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.272324] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c6c12000 r5:c598c500 # [ 111.280173] r4:c598c500 # [ 111.282740] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.289905] r9:c6c12000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000009 r4:00000009 # [ 111.297685] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.305274] Exception stack(0xc6c13fa8 to 0xc6c13ff0) # [ 111.310355] 3fa0: 00000009 00000009 00000001 b6e9b000 00000009 00000000 # [ 111.318561] 3fc0: 00000009 00000009 b6fe2e00 00000004 00000001 00000000 00020000 bee52a54 # [ 111.326762] 3fe0: 00000004 bee52788 b6f5094f b6ed6c66 # [ 111.331844] Code: e34a3bcd e30c0868 e34c01ac e0233002 (e5843000) # [ 111.337969] ---[ end trace 58716c38f4167be0 ]--- # WRITE_RO: missing 'call t[ 111.854384] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT race:': [FAIL] not ok 39 selftes[ 111.862894] lkdtm: attempting bad ro_after_init write at c1b7dc48 ts: lkdtm: WRITE_RO.sh # exit=1 [ 111.871752] 8<--- cut here --- # selftests: lkdtm: [W R I1T1E1_.877597] Unable to handle kernel paging request at virtual address c1b7dc48 O_AFTER_INIT.sh [ 111.887083] pgd = b0e1261c [ 111.891272] [c1b7dc48] *pgd=11a1941e(bad) [ 111.895340] Internal error: Oops: 80d [#13] SMP ARM [ 111.900243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 111.929527] CPU: 1 PID: 2532 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 111.937289] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.943877] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 111.949234] LR is at __irq_work_queue_local+0x40/0x74 [ 111.954312] pc : [] lr : [] psr: 600e0013 [ 111.960598] sp : c5ce7e50 ip : c5ce7d58 fp : c5ce7e64 [ 111.965845] r10: 00000014 r9 : c1acba70 r8 : c15e7d40 [ 111.971092] r7 : c5ce7f60 r6 : 00000014 r5 : c5c9e000 r4 : c1b7dc48 [ 111.977642] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acc868 [ 111.984195] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 111.991358] Control: 10c5387d Table: 16f8c04a DAC: 00000051 [ 111.997129] Process cat (pid: 2532, stack limit = 0x24539a72) [ 112.002900] Stack: (0xc5ce7e50 to 0xc5ce8000) [ 112.007286] 7e40: 00000029 c5c9e000 c5ce7e74 c5ce7e68 [ 112.015498] 7e60: c0c2d040 c1357e64 c5ce7e9c c5ce7e78 c0c2d540 c0c2d020 c0c2d420 c5a848c0 [ 112.023708] 7e80: b6e08000 00000014 c5314540 c5ce7f60 c5ce7ec4 c5ce7ea0 c07f4c60 c0c2d42c [ 112.031916] 7ea0: 00000000 c5a848c0 b6e08000 c2816000 c5ce7f60 c07f4bfc c5ce7f5c c5ce7ec8 [ 112.040124] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5ce6000 [ 112.048334] 7ee0: b6e08000 00020000 00000004 00000014 0001ffec c5ce7ee0 00000001 b6e07000 [ 112.056541] 7f00: c598d180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.064750] 7f20: 00000000 00000000 c136d548 eccaf86e c205c080 c5a848c0 c5a848c0 c5ce6000 [ 112.072959] 7f40: b6e08000 00000000 00000000 00000004 c5ce7f94 c5ce7f60 c05988bc c0598228 [ 112.081166] 7f60: 00000000 00000000 c5ce7fac eccaf86e 00000014 00000014 b6f4fe00 00000004 [ 112.089375] 7f80: c03002e4 c5ce6000 c5ce7fa4 c5ce7f98 c059894c c0598854 00000000 c5ce7fa8 [ 112.097581] 7fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e08000 00000014 00000000 [ 112.105787] 7fc0: 00000014 00000014 b6f4fe00 00000004 00000001 00000000 00020000 beba8a54 [ 112.113993] 7fe0: 00000004 beba8788 b6ebd94f b6e43c66 800e0030 00000001 00000000 00000000 [ 112.122186] Backtrace: [ 112.124705] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.133691] r5:c5c9e000 r4:00000029 [ 112.137310] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.145356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.153309] r9:c5ce7f60 r8:c5314540 r7:00000014 r6:b6e08000 r5:c5a848c0 r4:c0c2d420 [ 112.161093] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.168957] r9:c07f4bfc r8:c5ce7f60 r7:c2816000 r6:b6e08000 r5:c5a848c0 r4:00000000 [ 112.176737] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.183904] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5ce6000 r5:c5a848c0 [ 112.191755] r4:c5a848c0 [ 112.194323] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.201490] r9:c5ce6000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000014 r4:00000014 [ 112.209269] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.216860] Exception stack(0xc5ce7fa8 to 0xc5ce7ff0) [ 112.221944] 7fa0: 00000014 00000014 00000001 b6e08000 00000014 00000000 [ 112.230151] 7fc0: 00000014 00000014 b6f4fe00 00000004 00000001 00000000 00020000 beba8a54 [ 112.238353] 7fe0: 00000004 beba8788 b6ebd94f b6e43c66 [ 112.243435] Code: e34a3bcd e30c0868 e34c01ac e0233002 (e5843000) [ 112.249560] ---[ end trace 58716c38f4167be1 ]--- # Segmentation fault # [ 111.854384] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 111.862894] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 111.871752] 8<--- cut here --- # [ 111.877597] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 111.887083] pgd = b0e1261c # [ 111.891272] [c1b7dc48] *pgd=11a1941e(bad) # [ 111.895340] Internal error: Oops: 80d [#13] SMP ARM # [ 111.900243] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 111.929527] CPU: 1 PID: 2532 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 111.937289] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.943877] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 111.949234] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.954312] pc : [] lr : [] psr: 600e0013 # [ 111.960598] sp : c5ce7e50 ip : c5ce7d58 fp : c5ce7e64 # [ 111.965845] r10: 00000014 r9 : c1acba70 r8 : c15e7d40 # [ 111.971092] r7 : c5ce7f60 r6 : 00000014 r5 : c5c9e000 r4 : c1b7dc48 # [ 111.977642] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1acc868 # [ 111.984195] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.991358] Control: 10c5387d Table: 16f8c04a DAC: 00000051 # [ 111.997129] Process cat (pid: 2532, stack limit = 0x24539a72) # [ 112.002900] Stack: (0xc5ce7e50 to 0xc5ce8000) # [ 112.007286] 7e40: 00000029 c5c9e000 c5ce7e74 c5ce7e68 # [ 112.015498] 7e60: c0c2d040 c1357e64 c5ce7e9c c5ce7e78 c0c2d540 c0c2d020 c0c2d420 c5a848c0 # [ 112.023708] 7e80: b6e08000 00000014 c5314540 c5ce7f60 c5ce7ec4 c5ce7ea0 c07f4c60 c0c2d42c # [ 112.031916] 7ea0: 00000000 c5a848c0 b6e08000 c2816000 c5ce7f60 c07f4bfc c5ce7f5c c5ce7ec8 # [ 112.040124] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5ce6000 # [ 112.048334] 7ee0: b6e08000 00020000 00000004 00000014 0001ffec c5ce7ee0 00000001 b6e07000 # [ 112.056541] 7f00: c598d180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.064750] 7f20: 00000000 00000000 c136d548 eccaf86e c205c080 c5a848c0 c5a848c0 c5ce6000 # [ 112.072959] 7f40: b6e08000 00000000 00000000 00000004 c5ce7f94 c5ce7f60 c05988bc c0598228 # [ 112.081166] 7f60: 00000000 00000000 c5ce7fac eccaf86e 00000014 00000014 b6f4fe00 00000004 # [ 112.089375] 7f80: c03002e4 c5ce6000 c5ce7fa4 c5ce7f98 c059894c c0598854 00000000 c5ce7fa8 # [ 112.097581] 7fa0: c03000c0 c0598940 00000014 00000014 00000001 b6e08000 00000014 00000000 # [ 112.105787] 7fc0: 00000014 00000014 b6f4fe00 00000004 00000001 00000000 00020000 beba8a54 # [ 112.113993] 7fe0: 00000004 beba8788 b6ebd94f b6e43c66 800e0030 00000001 00000000 00000000 # [ 112.122186] Backtrace: # [ 112.124705] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.133691] r5:c5c9e000 r4:00000029 # [ 112.137310] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.145356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.153309] r9:c5ce7f60 r8:c5314540 r7:00000014 r6:b6e08000 r5:c5a848c0 r4:c0c2d420 # [ 112.161093] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.168957] r9:c07f4bfc r8:c5ce7f60 r7:c2816000 r6:b6e08000 r5:c5a848c0 r4:00000000 # [ 112.176737] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.183904] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5ce6000 r5:c5a848c0 # [ 112.191755] r4:c5a848c0 # [ 112.194323] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.201490] r9:c5ce6000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000014 r4:00000014 # [ 112.209269] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.216860] Exception stack(0xc5ce7fa8 to 0xc5ce7ff0) # [ 112.221944] 7fa0: 00000014 00000014 00000001 b6e08000 00000014 00000000 # [ 112.230151] 7fc0: 00000014 00000014 b6f4fe00 00000004 00000001 00000000 000200[ 112.740735] lkdtm: Performing direct entry WRITE_KERN 00 beba8a54 # [ 112.238353] 7fe[ 112.748658] lkdtm: attempting bad 7511936 byte write at c1357d30 0: 00000004 beba8788 b[6 e b1d192.757459] 8<--- cut here --- f b6e43c66 # [ 112.2434[ 3 51]12.762859] Unable to handle kernel paging request at virtual address c1357d30 Code: e34a3bcd e30c0868 e34[c 0112.772514] pgd = e451086a ac e0233002 (e5843000) # [ 112[ 112.777737] [c1357d30] *pgd=1121940e(bad) .249560] ---[ end trace 58716c38f 112.784620] Internal error: Oops: 80d [#14] SMP ARM 4167be1 ]--- # WRITE_RO_AFTER_IN[ 112.792270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 IT: missing 'call trace:': [FAIL][ 112.823981] CPU: 1 PID: 2606 Comm: cat Tainted: G D W 5.10.129-cip12 #1 not ok 40 selftests: lk[d t1m12.834575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) WRITE_RO_AFTER_INIT.sh # exit=1[ 112.843542] PC is at memcpy+0x50/0x330 # selftests: lkdtm: WRITE_KERN.[ 112.850148] LR is at 0xe92dd830 h [ 112.856064] pc : [] lr : [] psr: 200e0013 [ 112.862587] sp : c5da7e2c ip : e1a0c00d fp : c5da7e64 [ 112.867832] r10: 0000000b r9 : c1acba84 r8 : e89da800 [ 112.873077] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 112.879628] r3 : e1a0c00d r2 : 00729ee0 r1 : c0c2ddd0 r0 : c1357d30 [ 112.886181] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 112.893338] Control: 10c5387d Table: 16f8804a DAC: 00000051 [ 112.899106] Process cat (pid: 2606, stack limit = 0x1c601bc8) [ 112.904876] Stack: (0xc5da7e2c to 0xc5da8000) [ 112.909262] 7e20: c0c2ddb0 00729f80 c5da7f60 c15e7d40 c1357d30 [ 112.917471] 7e40: c1357d30 c1357f14 0000002a c59ea000 0000000b c5da7f60 c5da7e74 c5da7e68 [ 112.925677] 7e60: c0c2d040 c1357ed4 c5da7e9c c5da7e78 c0c2d540 c0c2d020 c0c2d420 c5a857c0 [ 112.933884] 7e80: b6e7b000 0000000b c5314540 c5da7f60 c5da7ec4 c5da7ea0 c07f4c60 c0c2d42c [ 112.942090] 7ea0: 00000000 c5a857c0 b6e7b000 c2816000 c5da7f60 c07f4bfc c5da7f5c c5da7ec8 [ 112.950297] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5da6000 [ 112.958502] 7ee0: b6e7b000 00020000 00000004 0000000b 0001fff5 c5da7ee0 00000001 b6e7a000 [ 112.966707] 7f00: c5a92140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.974913] 7f20: 00000000 00000000 c136d548 d8b752c1 c205c080 c5a857c0 c5a857c0 c5da6000 [ 112.983119] 7f40: b6e7b000 00000000 00000000 00000004 c5da7f94 c5da7f60 c05988bc c0598228 [ 112.991324] 7f60: 00000000 00000000 c5da7fac d8b752c1 0000000b 0000000b b6fc2e00 00000004 [ 112.999532] 7f80: c03002e4 c5da6000 c5da7fa4 c5da7f98 c059894c c0598854 00000000 c5da7fa8 [ 113.007738] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e7b000 0000000b 00000000 [ 113.015945] 7fc0: 0000000b 0000000b b6fc2e00 00000004 00000001 00000000 00020000 bedc5a54 [ 113.024150] 7fe0: 00000004 bedc5788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 [ 113.032344] Backtrace: [ 113.034866] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.043075] r7:c5da7f60 r6:0000000b r5:c59ea000 r4:0000002a [ 113.048774] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.056820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.064767] r9:c5da7f60 r8:c5314540 r7:0000000b r6:b6e7b000 r5:c5a857c0 r4:c0c2d420 [ 113.072550] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.080411] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6e7b000 r5:c5a857c0 r4:00000000 [ 113.088187] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.095355] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c5da6000 r5:c5a857c0 [ 113.103204] r4:c5a857c0 [ 113.105771] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.112937] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:0000000b r4:0000000b [ 113.120716] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.128304] Exception stack(0xc5da7fa8 to 0xc5da7ff0) [ 113.133384] 7fa0: 0000000b 0000000b 00000001 b6e7b000 0000000b 00000000 [ 113.141591] 7fc0: 0000000b 0000000b b6fc2e00 00000004 00000001 00000000 00020000 bedc5a54 [ 113.149793] 7fe0: 00000004 bedc5788 b6f3094f b6eb6c66 [ 113.154875] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 113.160999] ---[ end trace 58716c38f4167be2 ]--- # Segmentation fault # [ 112.740735] lkdtm: Performing direct entry WRITE_KERN # [ 112.748658] lkdtm: attempting bad 7511936 byte write at c1357d30 # [ 112.757459] 8<--- cut here --- # [ 112.762859] Unable to handle kernel paging request at virtual address c1357d30 # [ 112.772514] pgd = e451086a # [ 112.777737] [c1357d30] *pgd=1121940e(bad) # [ 112.784620] Internal error: Oops: 80d [#14] SMP ARM # [ 112.792270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 112.823981] CPU: 1 PID: 2606 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 112.834575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.843542] PC is at memcpy+0x50/0x330 # [ 112.850148] LR is at 0xe92dd830 # [ 112.856064] pc : [] lr : [] psr: 200e0013 # [ 112.862587] sp : c5da7e2c ip : e1a0c00d fp : c5da7e64 # [ 112.867832] r10: 0000000b r9 : c1acba84 r8 : e89da800 # [ 112.873077] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 112.879628] r3 : e1a0c00d r2 : 00729ee0 r1 : c0c2ddd0 r0 : c1357d30 # [ 112.886181] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.893338] Control: 10c5387d Table: 16f8804a DAC: 00000051 # [ 112.899106] Process cat (pid: 2606, stack limit = 0x1c601bc8) # [ 112.904876] Stack: (0xc5da7e2c to 0xc5da8000) # [ 112.909262] 7e20: c0c2ddb0 00729f80 c5da7f60 c15e7d40 c1357d30 # [ 112.917471] 7e40: c1357d30 c1357f14 0000002a c59ea000 0000000b c5da7f60 c5da7e74 c5da7e68 # [ 112.925677] 7e60: c0c2d040 c1357ed4 c5da7e9c c5da7e78 c0c2d540 c0c2d020 c0c2d420 c5a857c0 # [ 112.933884] 7e80: b6e7b000 0000000b c5314540 c5da7f60 c5da7ec4 c5da7ea0 c07f4c60 c0c2d42c # [ 112.942090] 7ea0: 00000000 c5a857c0 b6e7b000 c2816000 c5da7f60 c07f4bfc c5da7f5c c5da7ec8 # [ 112.950297] 7ec0: c0598328 c07f4c08 00000001 00000000 c05988bc c136d548 c05988bc c5da6000 # [ 112.958502] 7ee0: b6e7b000 00020000 00000004 0000000b 0001fff5 c5da7ee0 00000001 b6e7a000 # [ 112.966707] 7f00: c5a92140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.974913] 7f20: 00000000 00000000 c136d548 d8b752c1 c205c080 c5a857c0 c5a857c0 c5da6000 # [ 112.983119] 7f40: b6e7b000 00000000 00000000 00000004 c5da7f94 c5da7f60 c05988bc c0598228 # [ 112.991324] 7f60: 00000000 00000000 c5da7fac d8b752c1 0000000b 0000000b b6fc2e00 00000004 # [ 112.999532] 7f80: c03002e4 c5da6000 c5da7fa4 c5da7f98 c059894c c0598854 00000000 c5da7fa8 # [ 113.007738] 7fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e7b000 0000000b 00000000 # [ 113.015945] 7fc0: 0000000b 0000000b b6fc2e00 00000004 00000001 00000000 00020000 bedc5a54 # [ 113.024150] 7fe0: 00000004 bedc5788 b6f3094f b6eb6c66 800e0030 00000001 00000000 00000000 # [ 113.032344] Backtrace: # [ 113.034866] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.043075] r7:c5da7f60 r6:0000000b r5:c59ea000 r4:0000002a # [ 113.048774] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.056820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.064767] r9:c5da7f60 r8:c5314540 r7:0000000b r6:b6e7b000 r5:c5a857c0 r4:c0c2d420 # [ 113.072550] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.080411] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6e7b000 r5:c5a857c0 r4:00000000 # [ 113.088187] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.095355] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c5da6000 r5:c5a857c0 # [ 113.103204] r4:c5a857c0 # [ 113.105771] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.112937] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:0000000b r4:0000000b # [ 113.120716] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.128304] Exception stack(0xc5da7fa8 to 0xc5da7ff0) # [ 113.133384] 7fa0: 0000000b 0000000b 00000001 b6e7b000 0000000b 00000000 # [ 113.141591] 7fc0: 0000000b 0000000b b6fc2e00 00000004 00000001 00000000 00020000 bedc5a54 # [ 113.149793] 7fe0: 00000004 bedc5788 b6f3094f b6eb6c66 # [ 113.154875] Code: f5d1f05c f5d1f07c [ 113.677325] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW e8b151f8 e2522020 (e8a051f8) # [ 113.685913] lkdtm: attempting good refcount_inc() without overflow [ 113.160999] ---[ end trace 587[ 113.695074] lkdtm: attempting bad refcount_inc() overflow 16c38f4167be2 ]--- # WRITE_KERN:[ 113.703218] ------------[ cut here ]------------ missing 'call trace:': [FAIL] n[ 113.710710] WARNING: CPU: 2 PID: 2681 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ot ok 41 selftests: lkdtm: WRITE_[ 113.721986] refcount_t: saturated; leaking memory. KERN.sh # exit=1 # selftests: lk[ 113.729646] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 dtm: REFCOUNT_INC_OVERFLOW.sh [ 113.761348] CPU: 2 PID: 2681 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 113.771742] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.778274] Backtrace: [ 113.780746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.788324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 113.793993] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.801316] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.808287] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 113.816042] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.823533] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c6d1c000 [ 113.829205] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 113.838173] r9:c1acba90 r8:c15e7d40 r7:c6d1df60 r6:00000016 r5:c5c22000 r4:c6d1c000 [ 113.845934] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 113.855605] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 113.865705] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.874840] r4:0000002b [ 113.877384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.885402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.893326] r9:c6d1df60 r8:c5314540 r7:00000016 r6:b6e4b000 r5:c598cf00 r4:c0c2d420 [ 113.901083] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.908921] r9:c07f4bfc r8:c6d1df60 r7:c2816000 r6:b6e4b000 r5:c598cf00 r4:00000000 [ 113.916673] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.923816] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6d1c000 r5:c598cf00 [ 113.931649] r4:c598cf00 [ 113.934193] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.941338] r9:c6d1c000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000016 r4:00000016 [ 113.949092] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.956666] Exception stack(0xc6d1dfa8 to 0xc6d1dff0) [ 113.961726] dfa0: 00000016 00000016 00000001 b6e4b000 00000016 00000000 [ 113.969911] dfc0: 00000016 00000016 b6f92e00 00000004 00000001 00000000 00020000 beb0ca54 [ 113.978094] dfe0: 00000004 beb0c788 b6f0094f b6e86c66 [ 113.983202] irq event stamp: 0 [ 113.986274] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.991889] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.999433] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.006957] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.012620] ---[ end trace 58716c38f4167be3 ]--- [ 114.017270] lkdtm: Overflow detected: saturated # [ 113.677325] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 113.685913] lkdtm: attempting good refcount_inc() without overflow # [ 113.695074] lkdtm: attempting bad refcount_inc() overflow # [ 113.703218] ------------[ cut here ]------------ # [ 113.710710] WARNING: CPU: 2 PID: 2681 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 113.721986] refcount_t: saturated; leaking memory. # [ 113.729646] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 113.761348] CPU: 2 PID: 2681 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 113.771742] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.778274] Backtrace: # [ 113.780746] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.788324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 113.793993] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.801316] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.808287] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 113.816042] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.823533] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c6d1c000 # [ 113.829205] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 113.838173] r9:c1acba90 r8:c15e7d40 r7:c6d1df60 r6:00000016 r5:c5c22000 r4:c6d1c000 # [ 113.845934] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 113.855605] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 113.865705] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.874840] r4:0000002b # [ 113.877384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.885402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.893326] r9:c6d1df60 r8:c5314540 r7:00000016 r6:b6e4b000 r5:c598cf00 r4:c0c2d420 # [ 113.901083] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.908921] r9:c07f4bfc r8:c6d1df60 r7:c2816000 r6:b6e4b000 r5:c598cf00 r4:00000000 # [ 113.916673] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.923816] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6d1c000 r5:c598cf00 # [ 113.931649] r4:c598cf00 # [ 113.934193] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.941338] r9:c6d1c000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000016 r4:00000016 # [ 113.949092] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.956666] Exception stack(0xc6d1dfa8 to 0xc6d1dff0) # [ 113.961726] dfa0: 00000016 00000016 00000001 b6e4b000 00000016 00000000 # [ 113.969911] dfc0: 00000016 00000016 b6f92e00 00000004 00000001 00000000 00020000 beb0ca54 # [ 113.978094] dfe0: 00000004 beb0c788 b6f0094f b6e86c66 # [ 113.983202] irq event stamp: 0 # [ 113.986274] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.991889] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.999433] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.006957] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.012620] ---[ end trace 58716c38f4167be3 ]--- # [ 114.017270] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 114.452990] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 114.459194] lkdtm: attempting good refcount_add() without overflow [ 114.465416] lkdtm: attempting bad refcount_add() overflow [ 114.470868] ------------[ cut here ]------------ [ 114.475523] WARNING: CPU: 1 PID: 2715 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 114.484101] refcount_t: saturated; leaking memory. [ 114.488953] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 114.518118] CPU: 1 PID: 2715 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 114.525868] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.532399] Backtrace: [ 114.534871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.542452] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 114.548123] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.555444] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.562415] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 114.570169] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.577658] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5adc000 [ 114.583332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 114.592300] r9:c1acbaa8 r8:c15e7d40 r7:c5addf60 r6:00000016 r5:c6c7d000 r4:c5adc000 [ 114.600061] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 114.609731] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 114.619832] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.628968] r4:0000002c [ 114.631512] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.639530] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.647456] r9:c5addf60 r8:c5314540 r7:00000016 r6:b6e5e000 r5:c5a84000 r4:c0c2d420 [ 114.655212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.663052] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6e5e000 r5:c5a84000 r4:00000000 [ 114.670804] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.677947] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c5adc000 r5:c5a84000 [ 114.685779] r4:c5a84000 [ 114.688321] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.695465] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000016 r4:00000016 [ 114.703219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.710793] Exception stack(0xc5addfa8 to 0xc5addff0) [ 114.715853] dfa0: 00000016 00000016 00000001 b6e5e000 00000016 00000000 [ 114.724037] dfc0: 00000016 00000016 b6fa5e00 00000004 00000001 00000000 00020000 bea6aa54 [ 114.732221] dfe0: 00000004 bea6a788 b6f1394f b6e99c66 [ 114.737337] irq event stamp: 0 [ 114.740436] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.746027] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.753575] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.761136] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.766731] ---[ end trace 58716c38f4167be4 ]--- [ 114.771392] lkdtm: Overflow detected: saturated # [ 114.452990] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 114.459194] lkdtm: attempting good refcount_add() without overflow # [ 114.465416] lkdtm: attempting bad refcount_add() overflow # [ 114.470868] ------------[ cut here ]------------ # [ 114.475523] WARNING: CPU: 1 PID: 2715 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 114.484101] refcount_t: saturated; leaking memory. # [ 114.488953] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 114.518118] CPU: 1 PID: 2715 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 114.525868] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.532399] Backtrace: # [ 114.534871] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.542452] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 114.548123] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.555444] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.562415] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 114.570169] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.577658] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5adc000 # [ 114.583332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 114.592300] r9:c1acbaa8 r8:c15e7d40 r7:c5addf60 r6:00000016 r5:c6c7d000 r4:c5adc000 # [ 114.600061] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 114.609731] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 114.619832] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.628968] r4:0000002c # [ 114.631512] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.639530] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.647456] r9:c5addf60 r8:c5314540 r7:00000016 r6:b6e5e000 r5:c5a84000 r4:c0c2d420 # [ 114.655212] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.663052] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6e5e000 r5:c5a84000 r4:00000000 # [ 114.670804] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.677947] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c5adc000 r5:c5a84000 # [ 114.685779] r4:c5a84000 # [ 114.688321] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.695465] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000016 r4:00000016 # [ 114.703219] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.710793] Exception stack(0xc5addfa8 to 0xc5addff0) # [ 114.715853] dfa0: 00000016 00000016 00000001 b6e5e000 00000016 00000000 # [ 114.724037] dfc0: 00000016 00000016 b6fa5e00 00000004 00000001 00000000 00020000 bea6aa54 # [ 114.732221] dfe0: 00000004 bea6a788 b6f1394f b6e99c66 # [ 114.737337] irq event stamp: 0 # [ 114.740436] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.746027] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.753575] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.761136] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.766731] ---[ end trace 58716c38f4167be4 ]--- # [ 114.771392] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missin[ 115.198619] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW g 'call trace:': [[F A I1L1]5. 205755] lkdtm: attempting bad refcount_inc_not_zero() overflow ot ok 43 selftests: lkdtm: REFCOU[ 115.214274] ------------[ cut here ]------------ NT_ADD_OVERFLOW.sh # exit=1 # se[ 115.221679] WARNING: CPU: 2 PID: 2749 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 lftests: lkdtm: REFCOUNT_INC_NOT_[ 115.232931] refcount_t: saturated; leaking memory. ZERO_OVERFLOW.sh [ 115.240579] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 115.270991] CPU: 2 PID: 2749 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 115.278740] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.285272] Backtrace: [ 115.287744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.295323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 115.300992] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.308316] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.315289] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 115.323043] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.330532] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5da6000 [ 115.336205] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 115.345173] r9:c1acbac0 r8:c15e7d40 r7:c5da7f60 r6:0000001f r5:c5c22000 r4:7fffffff [ 115.352934] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 115.363382] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 115.375036] r5:c5c22000 r4:c5da6000 [ 115.378629] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.388548] r4:0000002d [ 115.391092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.399110] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.407033] r9:c5da7f60 r8:c5314540 r7:0000001f r6:b6dec000 r5:c5a92000 r4:c0c2d420 [ 115.414789] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.422629] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6dec000 r5:c5a92000 r4:00000000 [ 115.430380] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.437523] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5da6000 r5:c5a92000 [ 115.445357] r4:c5a92000 [ 115.447901] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.455044] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000001f r4:0000001f [ 115.462797] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.470372] Exception stack(0xc5da7fa8 to 0xc5da7ff0) [ 115.475432] 7fa0: 0000001f 0000001f 00000001 b6dec000 0000001f 00000000 [ 115.483617] 7fc0: 0000001f 0000001f b6f33e00 00000004 00000001 00000000 00020000 be9ffa54 [ 115.491800] 7fe0: 00000004 be9ff788 b6ea194f b6e27c66 [ 115.496913] irq event stamp: 0 [ 115.500010] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.505601] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.513138] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.520690] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.526277] ---[ end trace 58716c38f4167be5 ]--- [ 115.530943] lkdtm: Overflow detected: saturated # [ 115.198619] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 115.205755] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 115.214274] ------------[ cut here ]------------ # [ 115.221679] WARNING: CPU: 2 PID: 2749 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 115.232931] refcount_t: saturated; leaking memory. # [ 115.240579] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 115.270991] CPU: 2 PID: 2749 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 115.278740] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.285272] Backtrace: # [ 115.287744] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.295323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 115.300992] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.308316] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.315289] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 115.323043] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.330532] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5da6000 # [ 115.336205] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 115.345173] r9:c1acbac0 r8:c15e7d40 r7:c5da7f60 r6:0000001f r5:c5c22000 r4:7fffffff # [ 115.352934] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 115.363382] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 115.375036] r5:c5c22000 r4:c5da6000 # [ 115.378629] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.388548] r4:0000002d # [ 115.391092] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.399110] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.407033] r9:c5da7f60 r8:c5314540 r7:0000001f r6:b6dec000 r5:c5a92000 r4:c0c2d420 # [ 115.414789] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.422629] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6dec000 r5:c5a92000 r4:00000000 # [ 115.430380] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.437523] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5da6000 r5:c5a92000 # [ 115.445357] r4:c5a92000 # [ 115.447901] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.455044] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000001f r4:0000001f # [ 115.462797] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.470372] Exception stack(0xc5da7fa8 to 0xc5da7ff0) # [ 115.475432] 7fa0: 0000001f 0000001f 00000001 b6dec000 0000001f 00000000 # [ 115.483617] 7fc0: 0000001f 0000001f b6f33e00 00000004 00000001 00000000 00020000 be9ffa54 # [ 115.491800] 7fe0: 00000004 be9ff788 b6ea194f b6e27c66 # [ 115.496913] irq event stamp: 0 # [ 115.500010] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.505601] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.513138] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.520690] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.526277] ---[ end trace 58716c38f4167be5 ]--- # [ 115.530943] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 115.980543] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 115.987352] lkdtm: attempting bad refcount_add_not_zero() overflow [ 115.993728] ------------[ cut here ]------------ [ 115.998447] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 116.006899] refcount_t: saturated; leaking memory. [ 116.011833] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 116.041287] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 116.049037] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.055569] Backtrace: [ 116.058042] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.065619] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 116.071287] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.078609] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.085579] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 116.093333] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.100822] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5ad4000 [ 116.106495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 116.115464] r9:c1acbae0 r8:c15e7d40 r7:c5ad5f60 r6:0000001f r5:c6c68000 r4:7fffffff [ 116.123224] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 116.133672] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 116.145326] r5:c6c68000 r4:c5ad4000 [ 116.148919] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.158836] r4:0000002e [ 116.161382] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.169398] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.177323] r9:c5ad5f60 r8:c5314540 r7:0000001f r6:b6ddd000 r5:c5a84dc0 r4:c0c2d420 [ 116.185079] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.192917] r9:c07f4bfc r8:c5ad5f60 r7:c2816000 r6:b6ddd000 r5:c5a84dc0 r4:00000000 [ 116.200670] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.207813] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5ad4000 r5:c5a84dc0 [ 116.215645] r4:c5a84dc0 [ 116.218190] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.225334] r9:c5ad4000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000001f r4:0000001f [ 116.233089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.240662] Exception stack(0xc5ad5fa8 to 0xc5ad5ff0) [ 116.245723] 5fa0: 0000001f 0000001f 00000001 b6ddd000 0000001f 00000000 [ 116.253908] 5fc0: 0000001f 0000001f b6f24e00 00000004 00000001 00000000 00020000 bef8aa54 [ 116.262089] 5fe0: 00000004 bef8a788 b6e9294f b6e18c66 [ 116.267224] irq event stamp: 0 [ 116.270321] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.275912] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.283459] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.290998] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.296591] ---[ end trace 58716c38f4167be6 ]--- [ 116.301269] lkdtm: Overflow detected: saturated # [ 115.980543] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 115.987352] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 115.993728] ------------[ cut here ]------------ # [ 115.998447] WARNING: CPU: 3 PID: 2783 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 116.006899] refcount_t: saturated; leaking memory. # [ 116.011833] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 116.041287] CPU: 3 PID: 2783 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 116.049037] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.055569] Backtrace: # [ 116.058042] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.065619] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 116.071287] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.078609] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.085579] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 116.093333] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.100822] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c5ad4000 # [ 116.106495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 116.115464] r9:c1acbae0 r8:c15e7d40 r7:c5ad5f60 r6:0000001f r5:c6c68000 r4:7fffffff # [ 116.123224] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 116.133672] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 116.145326] r5:c6c68000 r4:c5ad4000 # [ 116.148919] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.158836] r4:0000002e # [ 116.161382] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.169398] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.177323] r9:c5ad5f60 r8:c5314540 r7:0000001f r6:b6ddd000 r5:c5a84dc0 r4:c0c2d420 # [ 116.185079] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.192917] r9:c07f4bfc r8:c5ad5f60 r7:c2816000 r6:b6ddd000 r5:c5a84dc0 r4:00000000 # [ 116.200670] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.207813] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5ad4000 r5:c5a84dc0 # [ 116.215645] r4:c5a84dc0 # [ 116.218190] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.225334] r9:c5ad4000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:0000001f r4:0000001f # [ 116.233089] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.240662] Exception stack(0xc5ad5fa8 to 0xc5ad5ff0) # [ 116.245723] 5fa0: 0000001f 0000001f 00000001 b6ddd000 0000001f 00000000 # [ 116.253908] 5fc0: 0000001f 0000001f b6f24e00 00000004 00000001 00000000 00020000 bef8aa54 # [ 116.262089] 5fe0: 00000004 bef8a788 b6e9294f b6e18c66 # [ 116.267224] irq event stamp: 0 # [ 116.270321] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.275912] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.283459] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.290998] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.296591] ---[ end trace 58716c38f4167be6 ]--- # [ 116.301269] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 116.746650] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 116.752398] lkdtm: attempting good refcount_dec() [ 116.757114] lkdtm: attempting bad refcount_dec() to zero [ 116.762568] ------------[ cut here ]------------ [ 116.767265] WARNING: CPU: 0 PID: 2817 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 116.775773] refcount_t: decrement hit 0; leaking memory. [ 116.781189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 116.810675] CPU: 0 PID: 2817 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 116.818423] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.824956] Backtrace: [ 116.827427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.835005] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 116.840675] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.847999] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.854972] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 116.862727] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.870216] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c6ada000 [ 116.875891] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 116.884858] r9:c1acbb00 r8:c15e7d40 r7:c6adbf60 r6:00000012 r5:c5d53000 r4:c6ada000 [ 116.892618] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 116.902288] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 116.912044] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.920835] r4:0000002f [ 116.923380] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.931396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.939321] r9:c6adbf60 r8:c5314540 r7:00000012 r6:b6e20000 r5:c5aa88c0 r4:c0c2d420 [ 116.947077] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.954916] r9:c07f4bfc r8:c6adbf60 r7:c2816000 r6:b6e20000 r5:c5aa88c0 r4:00000000 [ 116.962669] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.969812] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6ada000 r5:c5aa88c0 [ 116.977646] r4:c5aa88c0 [ 116.980189] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.987332] r9:c6ada000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000012 r4:00000012 [ 116.995087] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.002660] Exception stack(0xc6adbfa8 to 0xc6adbff0) [ 117.007721] bfa0: 00000012 00000012 00000001 b6e20000 00000012 00000000 [ 117.015907] bfc0: 00000012 00000012 b6f67e00 00000004 00000001 00000000 00020000 bea63a54 [ 117.024088] bfe0: 00000004 bea63788 b6ed594f b6e5bc66 [ 117.029198] irq event stamp: 0 [ 117.032269] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.037883] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.045396] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.054272] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.061633] ---[ end trace 58716c38f4167be7 ]--- [ 117.066265] lkdtm: Zero detected: saturated # [ 116.746650] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 116.752398] lkdtm: attempting good refcount_dec() # [ 116.757114] lkdtm: attempting bad refcount_dec() to zero # [ 116.762568] ------------[ cut here ]------------ # [ 116.767265] WARNING: CPU: 0 PID: 2817 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 116.775773] refcount_t: decrement hit 0; leaking memory. # [ 116.781189] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 116.810675] CPU: 0 PID: 2817 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 116.818423] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.824956] Backtrace: # [ 116.827427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.835005] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 116.840675] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.847999] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.854972] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 116.862727] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.870216] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c6ada000 # [ 116.875891] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 116.884858] r9:c1acbb00 r8:c15e7d40 r7:c6adbf60 r6:00000012 r5:c5d53000 r4:c6ada000 # [ 116.892618] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 116.902288] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 116.912044] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.920835] r4:0000002f # [ 116.923380] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.931396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.939321] r9:c6adbf60 r8:c5314540 r7:00000012 r6:b6e20000 r5:c5aa88c0 r4:c0c2d420 # [ 116.947077] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.954916] r9:c07f4bfc r8:c6adbf60 r7:c2816000 r6:b6e20000 r5:c5aa88c0 r4:00000000 # [ 116.962669] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.969812] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6ada000 r5:c5aa88c0 # [ 116.977646] r4:c5aa88c0 # [ 116.980189] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.987332] r9:c6ada000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000012 r4:00000012 # [ 116.995087] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.002660] Exception stack(0xc6adbfa8 to 0xc6adbff0) # [ 117.007721] bfa0: 00000012 00000012 00000001 b6e20000 00000012 00000000 # [ 117.015907] bfc0: 00000012 00000012 b6f67e00 00000004 00000001 00000000 00020000 bea63a54 # [ 117.024088] bfe0: 00000004 bea63788 b6ed594f b6e5bc66 # [ 117.029198] irq event stamp: 0 # [ 117.032269] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.037883] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.045396] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.054272] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.061633] ---[ end trace 58716c38f4167be7 ]--- # [ 117.066265] 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 [ 117.525584] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 117.531697] lkdtm: attempting bad refcount_dec() below zero [ 117.537287] ------------[ cut here ]------------ [ 117.542070] WARNING: CPU: 3 PID: 2854 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 117.550583] refcount_t: decrement hit 0; leaking memory. [ 117.555908] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 117.585071] CPU: 3 PID: 2854 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 117.592821] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.599352] Backtrace: [ 117.601825] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.609403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 117.615071] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.622393] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.629364] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 117.637117] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.644606] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c5da6000 [ 117.650281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.659249] r9:c1acbb14 r8:c15e7d40 r7:c5da7f60 r6:00000016 r5:00000000 r4:c5da6000 [ 117.667010] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.676679] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 117.686782] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.695919] r5:c6c6d000 r4:00000030 [ 117.699506] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.707523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.715447] r9:c5da7f60 r8:c5314540 r7:00000016 r6:b6e56000 r5:c5a848c0 r4:c0c2d420 [ 117.723203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.731041] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6e56000 r5:c5a848c0 r4:00000000 [ 117.738794] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.745937] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c5da6000 r5:c5a848c0 [ 117.753772] r4:c5a848c0 [ 117.756315] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.763459] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000016 r4:00000016 [ 117.771214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.778788] Exception stack(0xc5da7fa8 to 0xc5da7ff0) [ 117.783849] 7fa0: 00000016 00000016 00000001 b6e56000 00000016 00000000 [ 117.792034] 7fc0: 00000016 00000016 b6f9de00 00000004 00000001 00000000 00020000 bed35a54 [ 117.800216] 7fe0: 00000004 bed35788 b6f0b94f b6e91c66 [ 117.805334] irq event stamp: 0 [ 117.808428] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.814017] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.821567] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.829098] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.834685] ---[ end trace 58716c38f4167be8 ]--- [ 117.839361] lkdtm: Negative detected: saturated # [ 117.525584] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 117.531697] lkdtm: attempting bad refcount_dec() below zero # [ 117.537287] ------------[ cut here ]------------ # [ 117.542070] WARNING: CPU: 3 PID: 2854 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.550583] refcount_t: decrement hit 0; leaking memory. # [ 117.555908] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 117.585071] CPU: 3 PID: 2854 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 117.592821] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.599352] Backtrace: # [ 117.601825] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.609403] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 117.615071] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.622393] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.629364] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 117.637117] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.644606] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c5da6000 # [ 117.650281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.659249] r9:c1acbb14 r8:c15e7d40 r7:c5da7f60 r6:00000016 r5:00000000 r4:c5da6000 # [ 117.667010] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.676679] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 117.686782] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.695919] r5:c6c6d000 r4:00000030 # [ 117.699506] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.707523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.715447] r9:c5da7f60 r8:c5314540 r7:00000016 r6:b6e56000 r5:c5a848c0 r4:c0c2d420 # [ 117.723203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.731041] r9:c07f4bfc r8:c5da7f60 r7:c2816000 r6:b6e56000 r5:c5a848c0 r4:00000000 # [ 117.738794] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.745937] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c5da6000 r5:c5a848c0 # [ 117.753772] r4:c5a848c0 # [ 117.756315] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.763459] r9:c5da6000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:00000016 r4:00000016 # [ 117.771214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.778788] Exception stack(0xc5da7fa8 to 0xc5da7ff0) # [ 117.783849] 7fa0: 00000016 00000016 00000001 b6e56000 00000016 00000000 # [ 117.792034] 7fc0: 00000016 00000016 b6f9de00 00000004 00000001 00000000 00020000 bed35a54 # [ 117.800216] 7fe0: 00000004 bed35788 b6f0b94f b6e91c66 # [ 117.805334] irq event stamp: 0 # [ 117.808428] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.814017] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.821567] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.829098] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.834685] ---[ end trace 58716c38f4167be8 ]--- # [ 117.839361] 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 [ 118.306753] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 118.313606] lkdtm: attempting bad refcount_dec_and_test() below zero [ 118.320022] ------------[ cut here ]------------ [ 118.324670] WARNING: CPU: 0 PID: 2889 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 118.333238] refcount_t: underflow; use-after-free. [ 118.338068] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 118.367238] CPU: 0 PID: 2889 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 118.374987] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.381519] Backtrace: [ 118.383992] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.391573] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 118.397241] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.404562] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.411533] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 118.419288] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.426776] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6824000 [ 118.432448] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 118.441503] r9:c1acbb2c r8:c15e7d40 r7:c6825f60 r6:0000001f r5:00000000 r4:c6824000 [ 118.449263] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 118.459717] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 118.471382] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.481301] r5:c5d53000 r4:00000031 [ 118.484888] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.492905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.500829] r9:c6825f60 r8:c5314540 r7:0000001f r6:b6e9e000 r5:c5aa8b40 r4:c0c2d420 [ 118.508585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.516423] r9:c07f4bfc r8:c6825f60 r7:c2816000 r6:b6e9e000 r5:c5aa8b40 r4:00000000 [ 118.524176] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.531319] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c6824000 r5:c5aa8b40 [ 118.539154] r4:c5aa8b40 [ 118.541696] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.548839] r9:c6824000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:0000001f r4:0000001f [ 118.556592] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.564166] Exception stack(0xc6825fa8 to 0xc6825ff0) [ 118.569226] 5fa0: 0000001f 0000001f 00000001 b6e9e000 0000001f 00000000 [ 118.577412] 5fc0: 0000001f 0000001f b6fe5e00 00000004 00000001 00000000 00020000 bede3a54 [ 118.585594] 5fe0: 00000004 bede3788 b6f5394f b6ed9c66 [ 118.590711] irq event stamp: 0 [ 118.593784] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.599399] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.608353] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.615864] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.622809] ---[ end trace 58716c38f4167be9 ]--- [ 118.627443] lkdtm: Negative detected: saturated # [ 118.306753] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 118.313606] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 118.320022] ------------[ cut here ]------------ # [ 118.324670] WARNING: CPU: 0 PID: 2889 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 118.333238] refcount_t: underflow; use-after-free. # [ 118.338068] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 118.367238] CPU: 0 PID: 2889 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 118.374987] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.381519] Backtrace: # [ 118.383992] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.391573] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 118.397241] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.404562] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.411533] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 118.419288] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.426776] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6824000 # [ 118.432448] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 118.441503] r9:c1acbb2c r8:c15e7d40 r7:c6825f60 r6:0000001f r5:00000000 r4:c6824000 # [ 118.449263] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 118.459717] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 118.471382] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.481301] r5:c5d53000 r4:00000031 # [ 118.484888] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.492905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.500829] r9:c6825f60 r8:c5314540 r7:0000001f r6:b6e9e000 r5:c5aa8b40 r4:c0c2d420 # [ 118.508585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.516423] r9:c07f4bfc r8:c6825f60 r7:c2816000 r6:b6e9e000 r5:c5aa8b40 r4:00000000 # [ 118.524176] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.531319] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c6824000 r5:c5aa8b40 # [ 118.539154] r4:c5aa8b40 # [ 118.541696] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.548839] r9:c6824000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:0000001f r4:0000001f # [ 118.556592] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.564166] Exception stack(0xc6825fa8 to 0xc6825ff0) # [ 118.569226] 5fa0: 0000001f 0000001f 00000001 b6e9e000 0000001f 00000000 # [ 118.577412] 5fc0: 0000001f 0000001f b6fe5e00 00000004 00000001 00000000 00020000 bede3a54 # [ 118.585594] 5fe0: 00000004 bede3788 b6f5394f b6ed9c66 # [ 118.590711] irq event stamp: 0 # [ 118.593784] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.599399] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.608353] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.615864] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.622809] ---[ end trace 58716c38f4167be9 ]--- # [ 118.627443] 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 [ 119.095633] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 119.102587] lkdtm: attempting bad refcount_sub_and_test() below zero [ 119.109047] ------------[ cut here ]------------ [ 119.113701] WARNING: CPU: 3 PID: 2924 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 119.122341] refcount_t: underflow; use-after-free. [ 119.127172] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 119.156322] CPU: 3 PID: 2924 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 119.164072] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.170604] Backtrace: [ 119.173076] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.180653] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.186321] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.193644] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.200613] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 119.208368] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.215859] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6826000 [ 119.221533] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 119.230589] r9:c1acbb4c r8:c15e7d40 r7:c6827f60 r6:0000001f r5:c6e33000 r4:c6826000 [ 119.238350] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 119.248804] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 119.260467] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.270384] r4:00000032 [ 119.272929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.280946] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.288872] r9:c6827f60 r8:c5314540 r7:0000001f r6:b6de3000 r5:c5a84a00 r4:c0c2d420 [ 119.296627] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.304464] r9:c07f4bfc r8:c6827f60 r7:c2816000 r6:b6de3000 r5:c5a84a00 r4:00000000 [ 119.312217] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.319359] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c6826000 r5:c5a84a00 [ 119.327192] r4:c5a84a00 [ 119.329736] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.336879] r9:c6826000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000001f r4:0000001f [ 119.344634] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.352208] Exception stack(0xc6827fa8 to 0xc6827ff0) [ 119.357268] 7fa0: 0000001f 0000001f 00000001 b6de3000 0000001f 00000000 [ 119.365453] 7fc0: 0000001f 0000001f b6f2ae00 00000004 00000001 00000000 00020000 beaa8a54 [ 119.373636] 7fe0: 00000004 beaa8788 b6e9894f b6e1ec66 [ 119.378758] irq event stamp: 0 [ 119.381830] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.387418] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.394954] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.402520] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.408142] ---[ end trace 58716c38f4167bea ]--- [ 119.412782] lkdtm: Negative detected: saturated # [ 119.095633] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 119.102587] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 119.109047] ------------[ cut here ]------------ # [ 119.113701] WARNING: CPU: 3 PID: 2924 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 119.122341] refcount_t: underflow; use-after-free. # [ 119.127172] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 119.156322] CPU: 3 PID: 2924 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 119.164072] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.170604] Backtrace: # [ 119.173076] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.180653] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.186321] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.193644] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.200613] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 119.208368] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.215859] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c6826000 # [ 119.221533] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 119.230589] r9:c1acbb4c r8:c15e7d40 r7:c6827f60 r6:0000001f r5:c6e33000 r4:c6826000 # [ 119.238350] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 119.248804] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 119.260467] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.270384] r4:00000032 # [ 119.272929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.280946] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.288872] r9:c6827f60 r8:c5314540 r7:0000001f r6:b6de3000 r5:c5a84a00 r4:c0c2d420 # [ 119.296627] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.304464] r9:c07f4bfc r8:c6827f60 r7:c2816000 r6:b6de3000 r5:c5a84a00 r4:00000000 # [ 119.312217] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.319359] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c6826000 r5:c5a84a00 # [ 119.327192] r4:c5a84a00 # [ 119.329736] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.336879] r9:c6826000 r8:c03002e4 r7:00000004 r6:b6f2ae00 r5:0000001f r4:0000001f # [ 119.344634] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.352208] Exception stack(0xc6827fa8 to 0xc6827ff0) # [ 119.357268] 7fa0: 0000001f 0000001f 00000001 b6de3000 0000001f 00000000 # [ 119.365453] 7fc0: 0000001f 0000001f b6f2ae00 00000004 00000001 00000000 00020000 beaa8a54 # [ 119.373636] 7fe0: 00000004 beaa8788 b6e9894f b6e1ec66 # [ 119.378758] irq event stamp: 0 # [ 119.381830] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.387418] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.394954] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.402520] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.408142] ---[ end trace 58716c38f4167bea ]--- # [ 119.412782] 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 [ 119.859609] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 119.866014] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 119.872427] lkdtm: Good: zero detected [ 119.876215] lkdtm: Correctly stayed at zero [ 119.880615] lkdtm: attempting bad refcount_inc() from zero [ 119.886149] ------------[ cut here ]------------ [ 119.890831] WARNING: CPU: 3 PID: 2956 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 119.899403] refcount_t: addition on 0; use-after-free. [ 119.904550] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 119.933708] CPU: 3 PID: 2956 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 119.941457] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.947989] Backtrace: [ 119.950460] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.958038] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 119.963707] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.971030] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.978001] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 [ 119.985756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.993245] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5adc000 [ 119.998918] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 120.007971] r9:c1acbb6c r8:c15e7d40 r7:c5addf60 r6:00000012 r5:00000000 r4:c5adc000 [ 120.015731] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 120.025401] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 120.035154] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.043944] r5:c6c01000 r4:00000033 [ 120.047531] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.055548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.063474] r9:c5addf60 r8:c5314540 r7:00000012 r6:b6ea6000 r5:c6ab5400 r4:c0c2d420 [ 120.071231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.079071] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6ea6000 r5:c6ab5400 r4:00000000 [ 120.086823] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.093966] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c5adc000 r5:c6ab5400 [ 120.101800] r4:c6ab5400 [ 120.104342] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.111486] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000012 r4:00000012 [ 120.119239] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.126812] Exception stack(0xc5addfa8 to 0xc5addff0) [ 120.131872] dfa0: 00000012 00000012 00000001 b6ea6000 00000012 00000000 [ 120.140056] dfc0: 00000012 00000012 b6fede00 00000004 00000001 00000000 00020000 be9cfa54 [ 120.148238] dfe0: 00000004 be9cf788 b6f5b94f b6ee1c66 [ 120.153414] irq event stamp: 0 [ 120.156494] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.162122] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.169645] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.177142] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.182753] ---[ end trace 58716c38f4167beb ]--- [ 120.187383] lkdtm: Zero detected: saturated # [ 119.859609] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 119.866014] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 119.872427] lkdtm: Good: zero detected # [ 119.876215] lkdtm: Correctly stayed at zero # [ 119.880615] lkdtm: attempting bad refcount_inc() from zero # [ 119.886149] ------------[ cut here ]------------ # [ 119.890831] WARNING: CPU: 3 PID: 2956 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 119.899403] refcount_t: addition on 0; use-after-free. # [ 119.904550] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 119.933708] CPU: 3 PID: 2956 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 119.941457] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.947989] Backtrace: # [ 119.950460] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.958038] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 119.963707] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.971030] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.978001] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 # [ 119.985756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.993245] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5adc000 # [ 119.998918] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 120.007971] r9:c1acbb6c r8:c15e7d40 r7:c5addf60 r6:00000012 r5:00000000 r4:c5adc000 # [ 120.015731] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 120.025401] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 120.035154] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.043944] r5:c6c01000 r4:00000033 # [ 120.047531] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.055548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.063474] r9:c5addf60 r8:c5314540 r7:00000012 r6:b6ea6000 r5:c6ab5400 r4:c0c2d420 # [ 120.071231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.079071] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6ea6000 r5:c6ab5400 r4:00000000 # [ 120.086823] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.093966] r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c5adc000 r5:c6ab5400 # [ 120.101800] r4:c6ab5400 # [ 120.104342] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.111486] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000012 r4:00000012 # [ 120.119239] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.126812] Exception stack(0xc5addfa8 to 0xc5addff0) # [ 120.131872] dfa0: 00000012 00000012 00000001 b6ea6000 00000012 00000000 # [ 120.140056] dfc0: 00000012 00000012 b6fede00 00000004 00000001 00000000 00020000 be9cfa54 # [ 120.148238] dfe0: 00000004 be9cf788 b6f5b94f b6ee1c66 # [ 120.153414] irq event stamp: 0 # [ 120.156494] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.162122] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.169645] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.177142] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.182753] ---[ end trace 58716c38f4167beb ]--- # [ 120.187383] 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 [ 120.649066] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 120.655810] lkdtm: attempting safe refcount_add_not_zero() from zero [ 120.662275] lkdtm: Good: zero detected [ 120.666042] lkdtm: Correctly stayed at zero [ 120.670322] lkdtm: attempting bad refcount_add() from zero [ 120.675843] ------------[ cut here ]------------ [ 120.680512] WARNING: CPU: 0 PID: 2990 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 120.689072] refcount_t: addition on 0; use-after-free. [ 120.694221] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 120.723365] CPU: 0 PID: 2990 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 120.731114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.737646] Backtrace: [ 120.740117] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.747696] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 120.753366] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.760689] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.767661] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 [ 120.775415] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.782903] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5dc6000 [ 120.788574] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 120.797628] r9:c1acbb80 r8:c15e7d40 r7:c5dc7f60 r6:00000012 r5:00000000 r4:c5dc6000 [ 120.805390] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 120.815062] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 120.824815] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.833604] r5:c5d53000 r4:00000034 [ 120.837191] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.845208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.853133] r9:c5dc7f60 r8:c5314540 r7:00000012 r6:b6e2c000 r5:c2fc1a40 r4:c0c2d420 [ 120.860890] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.868729] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6e2c000 r5:c2fc1a40 r4:00000000 [ 120.876484] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.883628] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5dc6000 r5:c2fc1a40 [ 120.891462] r4:c2fc1a40 [ 120.894006] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.901149] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000012 r4:00000012 [ 120.908904] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.916480] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) [ 120.921540] 7fa0: 00000012 00000012 00000001 b6e2c000 00000012 00000000 [ 120.929725] 7fc0: 00000012 00000012 b6f73e00 00000004 00000001 00000000 00020000 bea0da54 [ 120.937908] 7fe0: 00000004 bea0d788 b6ee194f b6e67c66 [ 120.942990] irq event stamp: 0 [ 120.946063] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.951674] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.959190] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.966686] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.972289] ---[ end trace 58716c38f4167bec ]--- [ 120.976917] lkdtm: Zero detected: saturated # [ 120.649066] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 120.655810] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 120.662275] lkdtm: Good: zero detected # [ 120.666042] lkdtm: Correctly stayed at zero # [ 120.670322] lkdtm: attempting bad refcount_add() from zero # [ 120.675843] ------------[ cut here ]------------ # [ 120.680512] WARNING: CPU: 0 PID: 2990 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 120.689072] refcount_t: addition on 0; use-after-free. # [ 120.694221] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 120.723365] CPU: 0 PID: 2990 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 120.731114] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.737646] Backtrace: # [ 120.740117] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.747696] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 120.753366] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.760689] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.767661] r9:00000009 r8:c086cfc8 r7:00000019 r6:00000009 r5:c086cfc8 r4:c1a1fc10 # [ 120.775415] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.782903] r7:00000019 r6:c1a1fc10 r5:c1a1fc20 r4:c5dc6000 # [ 120.788574] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 120.797628] r9:c1acbb80 r8:c15e7d40 r7:c5dc7f60 r6:00000012 r5:00000000 r4:c5dc6000 # [ 120.805390] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 120.815062] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 120.824815] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.833604] r5:c5d53000 r4:00000034 # [ 120.837191] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.845208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.853133] r9:c5dc7f60 r8:c5314540 r7:00000012 r6:b6e2c000 r5:c2fc1a40 r4:c0c2d420 # [ 120.860890] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.868729] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6e2c000 r5:c2fc1a40 r4:00000000 # [ 120.876484] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.883628] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5dc6000 r5:c2fc1a40 # [ 120.891462] r4:c2fc1a40 # [ 120.894006] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.901149] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000012 r4:00000012 # [ 120.908904] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.916480] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) # [ 120.921540] 7fa0: 00000012 00000012 00000001 b6e2c000 00000012 00000000 # [ 120.929725] 7fc0: 00000012 00000012 b6f73e00 00000004 00000001 00000000 00020000 bea0da54 # [ 120.937908] 7fe0: 00000004 bea0d788 b6ee194f b6e67c66 # [ 120.942990] irq event stamp: 0 # [ 120.946063] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.951674] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.959190] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.966686] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.972289] ---[ end trace 58716c38f4167bec ]--- # [ 120.976917] 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 [ 121.465397] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 121.471604] lkdtm: attempting bad refcount_inc() from saturated [ 121.477535] ------------[ cut here ]------------ [ 121.482315] WARNING: CPU: 1 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 121.490829] refcount_t: saturated; leaking memory. [ 121.495636] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 121.524941] CPU: 1 PID: 3027 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 121.532702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.539235] Backtrace: [ 121.541707] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.549284] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 121.554952] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.562272] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.569244] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 121.577001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.584490] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5adc000 [ 121.590163] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.599129] r9:c1acbb94 r8:c15e7d40 r7:c5addf60 r6:00000017 r5:c6c7d000 r4:c5adc000 [ 121.606890] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.616563] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 121.626750] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.635974] r4:00000035 [ 121.638519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.646536] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.654461] r9:c5addf60 r8:c5314540 r7:00000017 r6:b6e02000 r5:c598ef00 r4:c0c2d420 [ 121.662218] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.670057] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6e02000 r5:c598ef00 r4:00000000 [ 121.677809] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.684952] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c5adc000 r5:c598ef00 [ 121.692784] r4:c598ef00 [ 121.695327] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.702471] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000017 r4:00000017 [ 121.710225] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.717798] Exception stack(0xc5addfa8 to 0xc5addff0) [ 121.722860] dfa0: 00000017 00000017 00000001 b6e02000 00000017 00000000 [ 121.731045] dfc0: 00000017 00000017 b6f49e00 00000004 00000001 00000000 00020000 be93da54 [ 121.739227] dfe0: 00000004 be93d788 b6eb794f b6e3dc66 [ 121.744332] irq event stamp: 0 [ 121.747406] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.753024] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.760589] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.768136] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.773732] ---[ end trace 58716c38f4167bed ]--- [ 121.778395] lkdtm: Saturation detected: still saturated # [ 121.465397] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 121.471604] lkdtm: attempting bad refcount_inc() from saturated # [ 121.477535] ------------[ cut here ]------------ # [ 121.482315] WARNING: CPU: 1 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 121.490829] refcount_t: saturated; leaking memory. # [ 121.495636] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 121.524941] CPU: 1 PID: 3027 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 121.532702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.539235] Backtrace: # [ 121.541707] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.549284] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 121.554952] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.562272] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.569244] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 121.577001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.584490] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c5adc000 # [ 121.590163] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.599129] r9:c1acbb94 r8:c15e7d40 r7:c5addf60 r6:00000017 r5:c6c7d000 r4:c5adc000 # [ 121.606890] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.616563] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 121.626750] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.635974] r4:00000035 # [ 121.638519] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.646536] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.654461] r9:c5addf60 r8:c5314540 r7:00000017 r6:b6e02000 r5:c598ef00 r4:c0c2d420 # [ 121.662218] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.670057] r9:c07f4bfc r8:c5addf60 r7:c2816000 r6:b6e02000 r5:c598ef00 r4:00000000 # [ 121.677809] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.684952] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c5adc000 r5:c598ef00 # [ 121.692784] r4:c598ef00 # [ 121.695327] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.702471] r9:c5adc000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000017 r4:00000017 # [ 121.710225] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.717798] Exception stack(0xc5addfa8 to 0xc5addff0) # [ 121.722860] dfa0: 00000017 00000017 00000001 b6e02000 00000017 00000000 # [ 121.731045] dfc0: 00000017 00000017 b6f49e00 00000004 00000001 00000000 00020000 be93da54 # [ 121.739227] dfe0: 00000004 be93d788 b6eb794f b6e3dc66 # [ 121.744332] irq event stamp: 0 # [ 121.747406] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.753024] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.760589] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.768136] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.773732] ---[ end trace 58716c38f4167bed ]--- # [ 121.778395] 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 [ 122.258587] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 122.264706] lkdtm: attempting bad refcount_dec() from saturated [ 122.270708] ------------[ cut here ]------------ [ 122.275364] WARNING: CPU: 2 PID: 3062 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.283877] refcount_t: decrement hit 0; leaking memory. [ 122.289248] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 122.318497] CPU: 2 PID: 3062 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 122.326252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.332787] Backtrace: [ 122.335265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.342848] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 122.348523] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.355849] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.362823] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 [ 122.370582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.378075] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c6c7e000 [ 122.383752] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.392723] r9:c1acbbac r8:c15e7d40 r7:c6c7ff60 r6:00000017 r5:c5c22000 r4:c6c7e000 [ 122.400487] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.410161] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 122.420358] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.429584] r4:00000036 [ 122.432135] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.440156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.448086] r9:c6c7ff60 r8:c5314540 r7:00000017 r6:b6df9000 r5:c59a8000 r4:c0c2d420 [ 122.455849] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.463692] r9:c07f4bfc r8:c6c7ff60 r7:c2816000 r6:b6df9000 r5:c59a8000 r4:00000000 [ 122.471449] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.478597] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c6c7e000 r5:c59a8000 [ 122.486433] r4:c59a8000 [ 122.488980] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.496126] r9:c6c7e000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000017 r4:00000017 [ 122.503884] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.511462] Exception stack(0xc6c7ffa8 to 0xc6c7fff0) [ 122.516525] ffa0: 00000017 00000017 00000001 b6df9000 00000017 00000000 [ 122.524715] ffc0: 00000017 00000017 b6f40e00 00000004 00000001 00000000 00020000 be931a54 [ 122.532899] ffe0: 00000004 be931788 b6eae94f b6e34c66 [ 122.538031] irq event stamp: 0 [ 122.541110] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.546706] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.554267] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.561845] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.567444] ---[ end trace 58716c38f4167bee ]--- [ 122.572170] lkdtm: Saturation detected: still saturated # [ 122.258587] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 122.264706] lkdtm: attempting bad refcount_dec() from saturated # [ 122.270708] ------------[ cut here ]------------ # [ 122.275364] WARNING: CPU: 2 PID: 3062 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.283877] refcount_t: decrement hit 0; leaking memory. # [ 122.289248] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 122.318497] CPU: 2 PID: 3062 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 122.326252] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.332787] Backtrace: # [ 122.335265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.342848] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 122.348523] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.355849] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.362823] r9:00000009 r8:c086cf2c r7:0000001f r6:00000009 r5:c086cf2c r4:c1a1fc10 # [ 122.370582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.378075] r7:0000001f r6:c1a1fc10 r5:c1a1fc74 r4:c6c7e000 # [ 122.383752] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.392723] r9:c1acbbac r8:c15e7d40 r7:c6c7ff60 r6:00000017 r5:c5c22000 r4:c6c7e000 # [ 122.400487] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.410161] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 122.420358] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.429584] r4:00000036 # [ 122.432135] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.440156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.448086] r9:c6c7ff60 r8:c5314540 r7:00000017 r6:b6df9000 r5:c59a8000 r4:c0c2d420 # [ 122.455849] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.463692] r9:c07f4bfc r8:c6c7ff60 r7:c2816000 r6:b6df9000 r5:c59a8000 r4:00000000 # [ 122.471449] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.478597] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c6c7e000 r5:c59a8000 # [ 122.486433] r4:c59a8000 # [ 122.488980] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.496126] r9:c6c7e000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000017 r4:00000017 # [ 122.503884] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.511462] Exception stack(0xc6c7ffa8 to 0xc6c7fff0) # [ 122.516525] ffa0: 00000017 00000017 00000001 b6df9000 00000017 00000000 # [ 122.524715] ffc0: 00000017 00000017 b6f40e00 00000004 00000001 00000000 00020000 be931a54 # [ 122.532899] ffe0: 00000004 be931788 b6eae94f b6e34c66 # [ 122.538031] irq event stamp: 0 # [ 122.541110] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.546706] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.554267] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.561845] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.567444] ---[ end trace 58716c38f4167bee ]--- # [ 122.572170] 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 [ 123.054960] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 123.061204] lkdtm: attempting bad refcount_dec() from saturated [ 123.067167] ------------[ cut here ]------------ [ 123.071901] WARNING: CPU: 2 PID: 3097 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 123.080449] refcount_t: saturated; leaking memory. [ 123.085276] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.114443] CPU: 2 PID: 3097 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 123.122193] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.128726] Backtrace: [ 123.131196] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.138776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 123.144446] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.151768] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.158739] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 [ 123.166493] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.173984] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c6b92000 [ 123.179658] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 123.188626] r9:c1acbbc4 r8:c15e7d40 r7:c6b93f60 r6:00000017 r5:c5c22000 r4:c6b92000 [ 123.196387] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 123.206060] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 123.216246] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.225470] r4:00000037 [ 123.228016] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.236034] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.243959] r9:c6b93f60 r8:c5314540 r7:00000017 r6:b6e5a000 r5:c59a9680 r4:c0c2d420 [ 123.251715] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.259554] r9:c07f4bfc r8:c6b93f60 r7:c2816000 r6:b6e5a000 r5:c59a9680 r4:00000000 [ 123.267306] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.274449] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6b92000 r5:c59a9680 [ 123.282283] r4:c59a9680 [ 123.284825] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.291968] r9:c6b92000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:00000017 r4:00000017 [ 123.299723] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.307297] Exception stack(0xc6b93fa8 to 0xc6b93ff0) [ 123.312358] 3fa0: 00000017 00000017 00000001 b6e5a000 00000017 00000000 [ 123.320543] 3fc0: 00000017 00000017 b6fa1e00 00000004 00000001 00000000 00020000 bef7fa54 [ 123.328725] 3fe0: 00000004 bef7f788 b6f0f94f b6e95c66 [ 123.333837] irq event stamp: 0 [ 123.336935] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.342581] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.350109] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.357610] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.363251] ---[ end trace 58716c38f4167bef ]--- [ 123.367912] lkdtm: Saturation detected: still saturated # [ 123.054960] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 123.061204] lkdtm: attempting bad refcount_dec() from saturated # [ 123.067167] ------------[ cut here ]------------ # [ 123.071901] WARNING: CPU: 2 PID: 3097 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 123.080449] refcount_t: saturated; leaking memory. # [ 123.085276] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.114443] CPU: 2 PID: 3097 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 123.122193] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.128726] Backtrace: # [ 123.131196] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.138776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 123.144446] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.151768] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.158739] r9:00000009 r8:c086cf94 r7:00000016 r6:00000009 r5:c086cf94 r4:c1a1fc10 # [ 123.166493] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.173984] r7:00000016 r6:c1a1fc10 r5:c1a1fbe8 r4:c6b92000 # [ 123.179658] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 123.188626] r9:c1acbbc4 r8:c15e7d40 r7:c6b93f60 r6:00000017 r5:c5c22000 r4:c6b92000 # [ 123.196387] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 123.206060] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 123.216246] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.225470] r4:00000037 # [ 123.228016] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.236034] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.243959] r9:c6b93f60 r8:c5314540 r7:00000017 r6:b6e5a000 r5:c59a9680 r4:c0c2d420 # [ 123.251715] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.259554] r9:c07f4bfc r8:c6b93f60 r7:c2816000 r6:b6e5a000 r5:c59a9680 r4:00000000 # [ 123.267306] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.274449] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6b92000 r5:c59a9680 # [ 123.282283] r4:c59a9680 # [ 123.284825] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.291968] r9:c6b92000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:00000017 r4:00000017 # [ 123.299723] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.307297] Exception stack(0xc6b93fa8 to 0xc6b93ff0) # [ 123.312358] 3fa0: 00000017 00000017 00000001 b6e5a000 00000017 00000000 # [ 123.320543] 3fc0: 00000017 00000017 b6fa1e00 00000004 00000001 00000000 00020000 bef7fa54 # [ 123.328725] 3fe0: 00000004 bef7f788 b6f0f94f b6e95c66 # [ 123.333837] irq event stamp: 0 # [ 123.336935] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.342581] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.350109] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.357610] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.363251] ---[ end trace 58716c38f4167bef ]--- # [ 123.367912] 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 [ 123.830296] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 123.837197] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 123.843972] ------------[ cut here ]------------ [ 123.848753] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 123.857226] refcount_t: saturated; leaking memory. [ 123.862078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.891228] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 123.898977] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.905509] Backtrace: [ 123.907982] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.915560] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 123.921230] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.928553] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.935523] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 123.943279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.950770] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c6ada000 [ 123.956442] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 123.965410] r9:c1acbbdc r8:c15e7d40 r7:c6adbf60 r6:00000020 r5:c5d53000 r4:c0000000 [ 123.973171] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 123.983619] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 123.995360] r5:c5d53000 r4:c6ada000 [ 123.998953] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.008958] r4:00000038 [ 124.011503] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.019521] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.027446] r9:c6adbf60 r8:c5314540 r7:00000020 r6:b6e03000 r5:c6ab5e00 r4:c0c2d420 [ 124.035202] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.043043] r9:c07f4bfc r8:c6adbf60 r7:c2816000 r6:b6e03000 r5:c6ab5e00 r4:00000000 [ 124.050796] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.057940] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6ada000 r5:c6ab5e00 [ 124.065773] r4:c6ab5e00 [ 124.068317] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.075461] r9:c6ada000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000020 r4:00000020 [ 124.083215] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.090789] Exception stack(0xc6adbfa8 to 0xc6adbff0) [ 124.095849] bfa0: 00000020 00000020 00000001 b6e03000 00000020 00000000 [ 124.104035] bfc0: 00000020 00000020 b6f4ae00 00000004 00000001 00000000 00020000 be87ca54 [ 124.112217] bfe0: 00000004 be87c788 b6eb894f b6e3ec66 [ 124.117350] irq event stamp: 0 [ 124.120445] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.126036] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.134417] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.141998] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.147586] ---[ end trace 58716c38f4167bf0 ]--- [ 124.152238] lkdtm: Saturation detected: still saturated # [ 123.830296] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 123.837197] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 123.843972] ------------[ cut here ]------------ # [ 123.848753] WARNING: CPU: 0 PID: 3129 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 123.857226] refcount_t: saturated; leaking memory. # [ 123.862078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.891228] CPU: 0 PID: 3129 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 123.898977] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.905509] Backtrace: # [ 123.907982] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.915560] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 123.921230] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.928553] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.935523] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 123.943279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.950770] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c6ada000 # [ 123.956442] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 123.965410] r9:c1acbbdc r8:c15e7d40 r7:c6adbf60 r6:00000020 r5:c5d53000 r4:c0000000 # [ 123.973171] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 123.983619] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 123.995360] r5:c5d53000 r4:c6ada000 # [ 123.998953] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.008958] r4:00000038 # [ 124.011503] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.019521] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.027446] r9:c6adbf60 r8:c5314540 r7:00000020 r6:b6e03000 r5:c6ab5e00 r4:c0c2d420 # [ 124.035202] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.043043] r9:c07f4bfc r8:c6adbf60 r7:c2816000 r6:b6e03000 r5:c6ab5e00 r4:00000000 # [ 124.050796] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.057940] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6ada000 r5:c6ab5e00 # [ 124.065773] r4:c6ab5e00 # [ 124.068317] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.075461] r9:c6ada000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000020 r4:00000020 # [ 124.083215] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.090789] Exception stack(0xc6adbfa8 to 0xc6adbff0) # [ 124.095849] bfa0: 00000020 00000020 00000001 b6e03000 00000020 00000000 # [ 124.104035] bfc0: 00000020 00000020 b6f4ae00 00000004 00000001 00000000 00020000 be87ca54 # [ 124.112217] bfe0: 00000004 be87c788 b6eb894f b6e3ec66 # [ 124.117350] irq event stamp: 0 # [ 124.120445] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.126036] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.134417] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.141998] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.147586] ---[ end trace 58716c38f4167bf0 ]--- # [ 124.152238] 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 [ 124.626809] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 124.633747] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 124.640499] ------------[ cut here ]------------ [ 124.645146] WARNING: CPU: 3 PID: 3163 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 124.653696] refcount_t: saturated; leaking memory. [ 124.658556] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 124.687702] CPU: 3 PID: 3163 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 124.695453] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.701985] Backtrace: [ 124.704457] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.712038] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 124.717707] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.725029] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.732000] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 [ 124.739756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.747246] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c2fd4000 [ 124.752920] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 124.761887] r9:c1acbbfc r8:c15e7d40 r7:c2fd5f60 r6:00000020 r5:c6cd9000 r4:c0000000 [ 124.769648] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 124.780100] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 124.791841] r5:c6cd9000 r4:c2fd4000 [ 124.795435] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.805439] r4:00000039 [ 124.807985] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.816003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.823928] r9:c2fd5f60 r8:c5314540 r7:00000020 r6:b6e61000 r5:c687ea00 r4:c0c2d420 [ 124.831685] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.839524] r9:c07f4bfc r8:c2fd5f60 r7:c2816000 r6:b6e61000 r5:c687ea00 r4:00000000 [ 124.847278] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.854421] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c2fd4000 r5:c687ea00 [ 124.862254] r4:c687ea00 [ 124.864798] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.871943] r9:c2fd4000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000020 r4:00000020 [ 124.879699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.887274] Exception stack(0xc2fd5fa8 to 0xc2fd5ff0) [ 124.892335] 5fa0: 00000020 00000020 00000001 b6e61000 00000020 00000000 [ 124.900522] 5fc0: 00000020 00000020 b6fa8e00 00000004 00000001 00000000 00020000 be887a54 [ 124.908705] 5fe0: 00000004 be887788 b6f1694f b6e9cc66 [ 124.913827] irq event stamp: 0 [ 124.916903] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.922519] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.930050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.937551] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.943167] ---[ end trace 58716c38f4167bf1 ]--- [ 124.947822] lkdtm: Saturation detected: still saturated # [ 124.626809] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 124.633747] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 124.640499] ------------[ cut here ]------------ # [ 124.645146] WARNING: CPU: 3 PID: 3163 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 124.653696] refcount_t: saturated; leaking memory. # [ 124.658556] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 124.687702] CPU: 3 PID: 3163 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 124.695453] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.701985] Backtrace: # [ 124.704457] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.712038] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 124.717707] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.725029] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.732000] r9:00000009 r8:c086cf60 r7:00000013 r6:00000009 r5:c086cf60 r4:c1a1fc10 # [ 124.739756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.747246] r7:00000013 r6:c1a1fc10 r5:c1a1fbe8 r4:c2fd4000 # [ 124.752920] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 124.761887] r9:c1acbbfc r8:c15e7d40 r7:c2fd5f60 r6:00000020 r5:c6cd9000 r4:c0000000 # [ 124.769648] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 124.780100] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 124.791841] r5:c6cd9000 r4:c2fd4000 # [ 124.795435] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.805439] r4:00000039 # [ 124.807985] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.816003] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.823928] r9:c2fd5f60 r8:c5314540 r7:00000020 r6:b6e61000 r5:c687ea00 r4:c0c2d420 # [ 124.831685] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.839524] r9:c07f4bfc r8:c2fd5f60 r7:c2816000 r6:b6e61000 r5:c687ea00 r4:00000000 # [ 124.847278] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.854421] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c2fd4000 r5:c687ea00 # [ 124.862254] r4:c687ea00 # [ 124.864798] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.871943] r9:c2fd4000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000020 r4:00000020 # [ 124.879699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.887274] Exception stack(0xc2fd5fa8 to 0xc2fd5ff0) # [ 124.892335] 5fa0: 00000020 00000020 00000001 b6e61000 00000020 00000000 # [ 124.900522] 5fc0: 00000020 00000020 b6fa8e00 00000004 00000001 00000000 00020000 be887a54 # [ 124.908705] 5fe0: 00000004 be887788 b6f1694f b6e9cc66 # [ 124.913827] irq event stamp: 0 # [ 124.916903] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.922519] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.930050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.937551] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.943167] ---[ end trace 58716c38f4167bf1 ]--- # [ 124.947822] 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 [ 125.454399] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 125.461359] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 125.468167] ------------[ cut here ]------------ [ 125.472822] WARNING: CPU: 2 PID: 3200 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.481440] refcount_t: underflow; use-after-free. [ 125.486247] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 125.515493] CPU: 2 PID: 3200 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 125.523248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.529785] Backtrace: [ 125.532264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.539848] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 125.545521] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.552848] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.559822] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 125.567581] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.575076] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c5dc6000 [ 125.580755] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.589814] r9:c1acbc1c r8:c15e7d40 r7:c5dc7f60 r6:00000020 r5:c5c22000 r4:c5dc6000 [ 125.597583] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.608044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 125.619801] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.629807] r4:0000003a [ 125.632358] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.640379] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.648309] r9:c5dc7f60 r8:c5314540 r7:00000020 r6:b6e15000 r5:c5a928c0 r4:c0c2d420 [ 125.656070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.663913] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6e15000 r5:c5a928c0 r4:00000000 [ 125.671671] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.678817] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5dc6000 r5:c5a928c0 [ 125.686653] r4:c5a928c0 [ 125.689200] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.696348] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000020 r4:00000020 [ 125.704106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.711684] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) [ 125.716748] 7fa0: 00000020 00000020 00000001 b6e15000 00000020 00000000 [ 125.724937] 7fc0: 00000020 00000020 b6f5ce00 00000004 00000001 00000000 00020000 bed4fa54 [ 125.733125] 7fe0: 00000004 bed4f788 b6eca94f b6e50c66 [ 125.738266] irq event stamp: 0 [ 125.741344] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.746939] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.754506] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.762097] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.767734] ---[ end trace 58716c38f4167bf2 ]--- [ 125.772375] lkdtm: Saturation detected: still saturated # [ 125.454399] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 125.461359] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 125.468167] ------------[ cut here ]------------ # [ 125.472822] WARNING: CPU: 2 PID: 3200 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.481440] refcount_t: underflow; use-after-free. # [ 125.486247] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 125.515493] CPU: 2 PID: 3200 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 125.523248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.529785] Backtrace: # [ 125.532264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.539848] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 125.545521] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.552848] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.559822] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 125.567581] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.575076] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c5dc6000 # [ 125.580755] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.589814] r9:c1acbc1c r8:c15e7d40 r7:c5dc7f60 r6:00000020 r5:c5c22000 r4:c5dc6000 # [ 125.597583] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.608044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 125.619801] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.629807] r4:0000003a # [ 125.632358] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.640379] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.648309] r9:c5dc7f60 r8:c5314540 r7:00000020 r6:b6e15000 r5:c5a928c0 r4:c0c2d420 # [ 125.656070] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.663913] r9:c07f4bfc r8:c5dc7f60 r7:c2816000 r6:b6e15000 r5:c5a928c0 r4:00000000 # [ 125.671671] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.678817] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5dc6000 r5:c5a928c0 # [ 125.686653] r4:c5a928c0 # [ 125.689200] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.696348] r9:c5dc6000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000020 r4:00000020 # [ 125.704106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.711684] Exception stack(0xc5dc7fa8 to 0xc5dc7ff0) # [ 125.716748] 7fa0: 00000020 00000020 00000001 b6e15000 00000020 00000000 # [ 125.724937] 7fc0: 00000020 00000020 b6f5ce00 00000004 00000001 00000000 00020000 bed4fa54 # [ 125.733125] 7fe0: 00000004 bed4f788 b6eca94f b6e50c66 # [ 125.738266] irq event stamp: 0 # [ 125.741344] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.746939] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.754506] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.762097] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.767734] ---[ end trace 58716c38f4167bf2 ]--- # [ 125.772375] 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 [ 126.259785] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 126.266685] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 126.273459] ------------[ cut here ]------------ [ 126.278276] WARNING: CPU: 3 PID: 3235 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 126.286837] refcount_t: underflow; use-after-free. [ 126.291667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 126.320821] CPU: 3 PID: 3235 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 126.328570] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.335101] Backtrace: [ 126.337573] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.345151] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 126.350822] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.358143] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.365113] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 [ 126.372866] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.380356] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c5b2a000 [ 126.386029] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 126.395084] r9:c1acbc3c r8:c15e7d40 r7:c5b2bf60 r6:00000020 r5:c6cd9000 r4:c5b2a000 [ 126.402847] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 126.413302] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 126.425054] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.435056] r4:0000003b [ 126.437604] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.445619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.453545] r9:c5b2bf60 r8:c5314540 r7:00000020 r6:b6dfb000 r5:c5a84f00 r4:c0c2d420 [ 126.461300] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.469138] r9:c07f4bfc r8:c5b2bf60 r7:c2816000 r6:b6dfb000 r5:c5a84f00 r4:00000000 [ 126.476891] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.484034] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c5b2a000 r5:c5a84f00 [ 126.491868] r4:c5a84f00 [ 126.494411] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.501554] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000020 r4:00000020 [ 126.509310] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.516884] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) [ 126.521945] bfa0: 00000020 00000020 00000001 b6dfb000 00000020 00000000 [ 126.530132] bfc0: 00000020 00000020 b6f42e00 00000004 00000001 00000000 00020000 beacda54 [ 126.538315] bfe0: 00000004 beacd788 b6eb094f b6e36c66 [ 126.543431] irq event stamp: 0 [ 126.546503] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.552119] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.559653] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.567149] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.572814] ---[ end trace 58716c38f4167bf3 ]--- [ 126.577457] lkdtm: Saturation detected: still saturated # [ 126.259785] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 126.266685] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 126.273459] ------------[ cut here ]------------ # [ 126.278276] WARNING: CPU: 3 PID: 3235 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 126.286837] refcount_t: underflow; use-after-free. # [ 126.291667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb flexcan can_dev etnaviv dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 126.320821] CPU: 3 PID: 3235 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 126.328570] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.335101] Backtrace: # [ 126.337573] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.345151] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 126.350822] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.358143] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.365113] r9:00000009 r8:c086cffc r7:0000001c r6:00000009 r5:c086cffc r4:c1a1fc10 # [ 126.372866] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.380356] r7:0000001c r6:c1a1fc10 r5:c1a1fc4c r4:c5b2a000 # [ 126.386029] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 126.395084] r9:c1acbc3c r8:c15e7d40 r7:c5b2bf60 r6:00000020 r5:c6cd9000 r4:c5b2a000 # [ 126.402847] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 126.413302] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 126.425054] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.435056] r4:0000003b # [ 126.437604] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.445619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.453545] r9:c5b2bf60 r8:c5314540 r7:00000020 r6:b6dfb000 r5:c5a84f00 r4:c0c2d420 # [ 126.461300] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.469138] r9:c07f4bfc r8:c5b2bf60 r7:c2816000 r6:b6dfb000 r5:c5a84f00 r4:00000000 # [ 126.476891] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.484034] r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c5b2a000 r5:c5a84f00 # [ 126.491868] r4:c5a84f00 # [ 126.494411] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.501554] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:00000020 r4:00000020 # [ 126.509310] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.516884] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) # [ 126.521945] bfa0: 00000020 00000020 00000001 b6dfb000 00000020 00000000 # [ 126.530132] bfc0: 00000020 00000020 b6f42e00 00000004 00000001 00000000 00020000 beacda54 # [ 126.538315] bfe0: 00000004 beacd788 b6eb094f b6e36c66 # [ 126.543431] irq event stamp: 0 # [ 126.546503] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.552119] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.559653] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.567149] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.572814] ---[ end trace 58716c38f4167bf3 ]--- # [ 126.577457] 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 [ 127.434465] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 127.440576] lkdtm: attempting good copy_to_user of correct size [ 127.446549] lkdtm: attempting bad copy_to_user of too large size # [ 127.434465] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 127.440576] lkdtm: attempting good copy_to_user of correct size # [ 127.446549] 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 [ 127.898628] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 127.904866] lkdtm: attempting good copy_from_user of correct size [ 127.911091] lkdtm: attempting bad copy_from_user of too large size # [ 127.898628] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 127.904866] lkdtm: attempting good copy_from_user of correct size # [ 127.911091] 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 [ 128.362508] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 128.369068] lkdtm: attempting good copy_to_user inside whitelist [ 128.375126] lkdtm: attempting bad copy_to_user outside whitelist # [ 128.362508] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 128.369068] lkdtm: attempting good copy_to_user inside whitelist # [ 128.375126] 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 [ 128.835325] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 128.842077] lkdtm: attempting good copy_from_user inside whitelist [ 128.848361] lkdtm: attempting bad copy_from_user outside whitelist # [ 128.835325] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 128.842077] lkdtm: attempting good copy_from_user inside whitelist # [ 128.848361] 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 [ 129.315378] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 129.321666] lkdtm: good_stack: c5d15e0c-c5d15e2c [ 129.326295] lkdtm: bad_stack : c5d15d84-c5d15da4 [ 129.330983] lkdtm: attempting good copy_to_user of local stack [ 129.336862] lkdtm: attempting bad copy_to_user of distant stack # [ 129.315378] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 129.321666] lkdtm: good_stack: c5d15e0c-c5d15e2c # [ 129.326295] lkdtm: bad_stack : c5d15d84-c5d15da4 # [ 129.330983] lkdtm: attempting good copy_to_user of local stack # [ 129.336862] 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 [ 129.809006] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 129.815389] lkdtm: good_stack: c6fe9e0c-c6fe9e2c [ 129.820068] lkdtm: bad_stack : c6fe9d84-c6fe9da4 [ 129.824718] lkdtm: attempting good copy_from_user of local stack [ 129.830792] lkdtm: attempting bad copy_from_user of distant stack # [ 129.809006] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 129.815389] lkdtm: good_stack: c6fe9e0c-c6fe9e2c # [ 129.820068] lkdtm: bad_stack : c6fe9d84-c6fe9da4 # [ 129.824718] lkdtm: attempting good copy_from_user of local stack # [ 129.830792] 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 [ 130.285509] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 130.291608] lkdtm: good_stack: c5da7e0c-c5da7e2c [ 130.296242] lkdtm: bad_stack : c5da7ffc-c5da801c [ 130.300965] lkdtm: attempting good copy_to_user of local stack [ 130.306856] lkdtm: attempting bad copy_to_user of distant stack # [ 130.285509] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 130.291608] lkdtm: good_stack: c5da7e0c-c5da7e2c # [ 130.296242] lkdtm: bad_stack : c5da7ffc-c5da801c # [ 130.300965] lkdtm: attempting good copy_to_user of local stack # [ 130.306856] 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 [ 130.765255] lkdtm: Performing direct entry USERCOPY_KERNEL [ 130.770834] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 130.777992] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 130.784859] lkdtm: FAIL: survived bad copy_to_user() # [ 130.765255] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 130.770834] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 130.777992] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 130.784859] 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 [ 131.256780] lkdtm: Performing direct entry STACKLEAK_ERASING [ 131.262516] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 131.269664] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 131.276575] lkdtm: FAIL: the thread stack is NOT properly erased [ 131.282649] CPU: 1 PID: 3600 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 131.290399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.296931] Backtrace: [ 131.299407] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.306987] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 [ 131.312656] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.319980] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 131.328514] r9:c1acbd44 r8:c15e7d40 r7:c4769f60 r6:c4769e34 r5:c4768000 r4:0000078d [ 131.336274] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.345068] r8:c15e7d40 r7:c4769f60 r6:00000012 r5:c5c9e000 r4:00000046 [ 131.351781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.359799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.367724] r9:c4769f60 r8:c5314540 r7:00000012 r6:b6e39000 r5:c6aaab40 r4:c0c2d420 [ 131.375480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.383320] r9:c07f4bfc r8:c4769f60 r7:c2816000 r6:b6e39000 r5:c6aaab40 r4:00000000 [ 131.391072] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.398216] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c4768000 r5:c6aaab40 [ 131.406049] r4:c6aaab40 [ 131.408594] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.415736] r9:c4768000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000012 r4:00000012 [ 131.423491] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.431066] Exception stack(0xc4769fa8 to 0xc4769ff0) [ 131.436126] 9fa0: 00000012 00000012 00000001 b6e39000 00000012 00000000 [ 131.444310] 9fc0: 00000012 00000012 b6f80e00 00000004 00000001 00000000 00020000 bef6ca54 [ 131.452493] 9fe0: 00000004 bef6c788 b6eee94f b6e74c66 # [ 131.256780] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 131.262516] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 131.269664] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 131.276575] lkdtm: FAIL: the thread stack is NOT properly erased # [ 131.282649] CPU: 1 PID: 3600 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 131.290399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.296931] Backtrace: # [ 131.299407] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.306987] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f6a8 # [ 131.312656] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.319980] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 131.328514] r9:c1acbd44 r8:c15e7d40 r7:c4769f60 r6:c4769e34 r5:c4768000 r4:0000078d # [ 131.336274] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.345068] r8:c15e7d40 r7:c4769f60 r6:00000012 r5:c5c9e000 r4:00000046 # [ 131.351781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.359799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.367724] r9:c4769f60 r8:c5314540 r7:00000012 r6:b6e39000 r5:c6aaab40 r4:c0c2d420 # [ 131.375480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.383320] r9:c07f4bfc r8:c4769f60 r7:c2816000 r6:b6e39000 r5:c6aaab40 r4:00000000 # [ 131.391072] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.398216] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c4768000 r5:c6aaab40 # [ 131.406049] r4:c6aaab40 # [ 131.408594] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.415736] r9:c4768000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000012 r4:00000012 # [ 131.423491] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.431066] Exception stack(0xc4769fa8 to 0xc4769ff0) # [ 131.436126] 9fa0: 00000012 00000012 00000001 b6e39000 00000012 00000000 # [ 131.444310] 9fc0: 00000012 00000012 b6f80e00 00000004 00000001 00000000 00020000 bef6ca54 # [ 131.452493] 9fe0: 00000004 bef6c788 b6eee94f b6e74c66 # 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 [ 131.923614] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 131.929369] lkdtm: Calling matched prototype ... [ 131.934003] lkdtm: Calling mismatched prototype ... [ 131.939000] lkdtm: Fail: survived mismatched prototype function call! # [ 131.923614] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 131.929369] lkdtm: Calling matched prototype ... # [ 131.934003] lkdtm: Calling mismatched prototype ... # [ 131.939000] 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 / #