[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 Couldn't find partition mmc 0:1 Error selecting device File System is consistent file found, deleting File System is consistent 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 192.168.201.34 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 8778147/tftp-deploy-6cfmsjym/kernel/zImage tftp 0x10000000 8778147/tftp-deploy-6cfmsjym/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '8778147/tftp-deploy-6cfmsjym/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################### 10.9 MiB/s done Bytes transferred = 12362240 (bca200 hex) => tftp 0x14000000 8778147/tftp-deploy-6cfmsjym/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 8778147/tftp-deploy-6cfmsjym/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '8778147/tftp-deploy-6cfmsjym/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 5.2 MiB/s done Bytes transferred = 15422711 (eb54f7 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 8778147/tftp-deploy-6cfmsjym/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 8778147/tftp-deploy-6cfmsjym/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '8778147/tftp-deploy-6cfmsjym/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.9 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8778147/extract-nfsrootfs-s6y871wl,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8778147/extract-nfsrootfs-s6y871wl,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbca200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15422647 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 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.164-cip24 (KernelCI@build-j874356-arm-gcc-10-multi-v7-defconfig-kselftest-szt9p) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Jan 18 14:56:25 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] 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/8778147/extract-nfsrootfs-s6y871wl,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, 2652K rwdata, 8104K rodata, 2048K init, 6694K 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 55516 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 [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004560] Console: colour dummy device 80x30 [ 0.004628] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004658] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004685] ... MAX_LOCK_DEPTH: 48 [ 0.004711] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004738] ... CLASSHASH_SIZE: 4096 [ 0.004764] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004790] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004817] ... CHAINHASH_SIZE: 32768 [ 0.004843] memory used by lock dependency info: 4061 kB [ 0.004869] memory used for stack traces: 2112 kB [ 0.004895] per task-struct memory footprint: 1536 bytes [ 0.004997] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005049] pid_max: default: 32768 minimum: 301 [ 0.005432] LSM: Security Framework initializing [ 0.005546] LSM support for eBPF active [ 0.005691] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005741] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008351] CPU: Testing write buffer coherency: ok [ 0.008482] CPU0: Spectre v2: using BPIALL workaround [ 0.009574] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013501] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015929] rcu: Hierarchical SRCU implementation. [ 0.025293] EFI services will not be available. [ 0.026607] smp: Bringing up secondary CPUs ... [ 0.029965] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029982] CPU1: Spectre v2: using BPIALL workaround [ 0.034008] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034024] CPU2: Spectre v2: using BPIALL workaround [ 0.037698] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037713] CPU3: Spectre v2: using BPIALL workaround [ 0.038577] smp: Brought up 1 node, 4 CPUs [ 0.038623] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038660] CPU: All CPU(s) started in SVC mode. [ 0.041576] devtmpfs: initialized [ 0.098487] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101451] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101524] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106314] pinctrl core: initialized pinctrl subsystem [ 0.113323] DMI not present or invalid. [ 0.115652] NET: Registered protocol family 16 [ 0.127171] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136725] thermal_sys: Registered thermal governor 'step_wise' [ 0.137284] cpuidle: using governor menu [ 0.137810] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.865125] vdd1p1: supplied by regulator-dummy [ 0.896176] vdd3p0: supplied by regulator-dummy [ 0.926809] vdd2p5: supplied by regulator-dummy [ 0.957473] vddarm: supplied by regulator-dummy [ 0.989079] vddpu: supplied by regulator-dummy [ 1.018739] vddsoc: supplied by regulator-dummy [ 2.319132] No ATAGs? [ 2.320163] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.320252] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.339695] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.368654] Serial: AMBA PL011 UART driver [ 2.432905] Kprobes globally optimized [ 2.552184] iommu: Default domain type: Translated [ 2.554304] vgaarb: loaded [ 2.559241] SCSI subsystem initialized [ 2.561386] usbcore: registered new interface driver usbfs [ 2.561687] usbcore: registered new interface driver hub [ 2.561924] usbcore: registered new device driver usb [ 2.569720] i2c i2c-0: IMX I2C adapter registered [ 2.576644] i2c i2c-1: IMX I2C adapter registered [ 2.581288] i2c i2c-2: IMX I2C adapter registered [ 2.585880] pps_core: LinuxPPS API ver. 1 registered [ 2.585923] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.586022] PTP clock support registered [ 2.603947] clocksource: Switched to clocksource mxc_timer1 [ 4.336324] NET: Registered protocol family 2 [ 4.337144] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.340540] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.340723] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.340957] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.342400] TCP: Hash tables configured (established 8192 bind 8192) [ 4.343517] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.344015] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.344274] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.345030] NET: Registered protocol family 1 [ 4.347859] RPC: Registered named UNIX socket transport module. [ 4.347952] RPC: Registered udp transport module. [ 4.347992] RPC: Registered tcp transport module. [ 4.348033] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.348085] NET: Registered protocol family 44 [ 4.348153] PCI: CLS 0 bytes, default 64 [ 4.350628] Trying to unpack rootfs image as initramfs... [ 6.252692] Freeing initrd memory: 15064K [ 6.253893] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.255728] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.265068] Initialise system trusted keyrings [ 6.266202] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.318509] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.322289] NFS: Registering the id_resolver key type [ 6.322475] Key type id_resolver registered [ 6.322567] Key type id_legacy registered [ 6.323240] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.323356] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.323567] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.325860] Key type asymmetric registered [ 6.325996] Asymmetric key parser 'x509' registered [ 6.326419] bounce: pool size: 64 pages [ 6.326583] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.326692] io scheduler mq-deadline registered [ 6.326733] io scheduler kyber registered [ 6.327724] test_firmware: interface ready [ 6.507662] mxs-dma 110000.dma-apbh: initialized [ 6.572491] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.572758] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.829754] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.850668] SuperH (H)SCI(F) driver initialized [ 6.853650] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.858978] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.790106] printk: console [ttymxc1] enabled [ 7.801152] msm_serial: driver initialized [ 7.806467] STMicroelectronics ASC driver initialized [ 7.818116] STM32 USART driver initialized [ 7.844701] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.867249] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.875739] panel-simple panel-lcd: Specify missing connector_type [ 7.883579] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.939105] brd: module loaded [ 8.001929] loop: module loaded [ 8.008630] lkdtm: No crash points registered, enable through debugfs [ 8.030989] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.039073] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.047181] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.055464] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.063467] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.071767] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.079583] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.091091] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.098231] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.107127] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.121565] scsi host0: ahci-imx [ 8.127323] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.193279] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.207056] pps pps0: new PPS source ptp0 [ 8.254399] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.265157] e1000e: Intel(R) PRO/1000 Network Driver [ 8.270162] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.276442] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.281879] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.309891] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.317546] usbcore: registered new interface driver pegasus [ 8.323453] usbcore: registered new interface driver asix [ 8.329090] usbcore: registered new interface driver ax88179_178a [ 8.335417] usbcore: registered new interface driver cdc_ether [ 8.341518] usbcore: registered new interface driver smsc75xx [ 8.347568] usbcore: registered new interface driver smsc95xx [ 8.353490] usbcore: registered new interface driver net1080 [ 8.359385] usbcore: registered new interface driver cdc_subset [ 8.365535] usbcore: registered new interface driver zaurus [ 8.371411] usbcore: registered new interface driver cdc_ncm [ 8.390211] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.396938] ehci-pci: EHCI PCI platform driver [ 8.401596] ehci-platform: EHCI generic platform driver [ 8.407925] ehci-orion: EHCI orion driver [ 8.412881] SPEAr-ehci: EHCI SPEAr driver [ 8.417861] ehci-st: EHCI STMicroelectronics driver [ 8.423691] ehci-exynos: EHCI Exynos driver [ 8.428770] ehci-atmel: EHCI Atmel driver [ 8.433716] tegra-ehci: Tegra EHCI driver [ 8.438661] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.445006] ohci-pci: OHCI PCI platform driver [ 8.449644] ohci-platform: OHCI generic platform driver [ 8.455945] SPEAr-ohci: OHCI SPEAr driver [ 8.460871] ohci-st: OHCI STMicroelectronics driver [ 8.466719] ohci-atmel: OHCI Atmel driver [ 8.474313] usbcore: registered new interface driver usb-storage [ 8.486373] ata1: SATA link down (SStatus 0 SControl 300) [ 8.492284] ahci-imx 2200000.sata: no device found, disabling link. [ 8.498672] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.513730] i2c /dev entries driver [ 8.600921] sdhci: Secure Digital Host Controller Interface driver [ 8.607215] sdhci: Copyright(c) Pierre Ossman [ 8.621403] Synopsys Designware Multimedia Card Interface Driver [ 8.635110] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.644855] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.650083] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.657433] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.664525] ledtrig-cpu: registered to indicate activity on CPUs [ 8.674598] usbcore: registered new interface driver usbhid [ 8.680209] usbhid: USB HID core driver [ 8.699212] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.707300] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.709159] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.722314] gre: GRE over IPv4 demultiplexor driver [ 8.727326] ip_gre: GRE over IPv4 tunneling driver [ 8.738389] IPv4 over IPsec tunneling driver [ 8.748115] NET: Registered protocol family 10 [ 8.754224] mmc2: new high speed SDHC card at address 59b4 [ 8.759616] Segment Routing with IPv6 [ 8.766346] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 8.771227] ip6_gre: GRE over IPv6 tunneling driver [ 8.779933] NET: Registered protocol family 17 [ 8.786026] Key type dns_resolver registered [ 8.790620] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.798324] GPT:29296874 != 30863359 [ 8.801945] GPT:Alternate GPT header not at the end of the disk. [ 8.806377] ThumbEE CPU extension supported. [ 8.808057] GPT:29296874 != 30863359 [ 8.812295] Registering SWP/SWPB emulation handler [ 8.815949] GPT: Use GNU Parted to correct GPT errors. [ 8.826063] mmcblk2: p1 p2 p3 [ 8.826774] Loading compiled-in X.509 certificates [ 9.017559] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.025977] panel-simple panel-lcd: Specify missing connector_type [ 9.039281] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.076143] imx_usb 2184200.usb: No over current polarity defined [ 9.089400] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.094757] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.124426] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.145415] hub 1-0:1.0: USB hub found [ 9.151755] hub 1-0:1.0: 1 port detected [ 9.168543] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.201034] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.209420] panel-simple panel-lcd: Specify missing connector_type [ 9.222684] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.253370] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.261899] panel-simple panel-lcd: Specify missing connector_type [ 9.275136] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.294749] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.326689] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.335044] panel-simple panel-lcd: Specify missing connector_type [ 9.348721] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.370775] 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) [ 9.386258] IP-Config: Failed to open gretap0 [ 9.390660] IP-Config: Failed to open erspan0 [ 9.423988] Sending DHCP requests . [ 9.544076] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.763216] hub 1-1:1.0: USB hub found [ 9.769278] hub 1-1:1.0: 3 ports detected [ 9.803953] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.812450] panel-simple panel-lcd: Specify missing connector_type [ 9.827714] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.743988] . [ 12.555501] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.565557] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.783989] ., OK [ 15.826494] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 15.834767] IP-Config: Complete: [ 15.838083] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 15.848794] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 15.856833] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.856881] nameserver0=192.168.201.1 [ 15.927931] Freeing unused kernel memory: 2048K [ 15.934735] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 20.118200] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.156393] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.161126] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.169974] panel-simple panel-lcd: Specify missing connector_type [ 20.189072] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.246113] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.263263] CAN device driver interface [ 20.270427] panel-simple panel-lcd: Specify missing connector_type [ 20.289503] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.294336] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.298455] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.314985] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.324219] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.346884] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.359623] panel-simple panel-lcd: Specify missing connector_type [ 20.377228] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.467575] caam 2100000.crypto: Entropy delay = 3200 [ 20.533461] caam 2100000.crypto: Instantiated RNG4 SH0 [ 20.558846] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 20.593264] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 20.594220] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.604984] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.611635] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.642236] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 20.648922] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 20.655754] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.664471] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.673346] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.682725] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.683519] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 20.704127] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 20.710308] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 20.724080] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 20.733253] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.748190] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.752974] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.756819] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.772777] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.781425] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.837057] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.845966] panel-simple panel-lcd: Specify missing connector_type [ 20.881540] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.060675] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.069218] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.077827] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.086421] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.106229] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.125286] panel-simple panel-lcd: Specify missing connector_type [ 21.139027] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.553030] caam algorithms registered in /proc/crypto [ 21.566660] caam 2100000.crypto: registering rng-caam [ 21.695375] random: crng init done [ 21.735122] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.743535] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.752092] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.760833] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.775698] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.784147] panel-simple panel-lcd: Specify missing connector_type [ 21.797847] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done[ 21.837553] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) . Begin: Running /scripts/nfs-pr[ 21.846801] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) emount ... Waiting up to 60 secs [ 21.858061] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) for any ethernet to become availa[ 21.868702] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) ble Device /sys/class/net/erspan0 found done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.34 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-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 24.230189] systemd[1]: System time before build time, advancing clock. [ 24.581898] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 24.608349] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 24.682015] systemd[1]: Set hostname to . [ 26.516483] systemd[1]: Queued start job for default target Graphical Interface. [ 26.531959] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 26.589318] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 26.640727] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 26.690023] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 26.739604] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 26.788683] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 26.836795] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 26.849872] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 26.895274] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 26.934962] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 26.974796] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 27.015932] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 27.056240] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 27.161983] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.176257] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 27.220870] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 27.271260] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 27.326318] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 27.369886] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 27.428538] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.439694] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.460743] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 27.507501] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 27.558556] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 27.625105] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 27.686414] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 27.747073] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 27.803734] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 27.837395] fuse: init (API version 7.32) [ 27.837968] systemd[1]: Starting Journal Service... Starting Journal Service... [ 27.917052] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 27.977024] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 28.045899] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 28.102804] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 28.156648] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 28.212246] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 28.310678] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.321047] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 28.379782] systemd[1]: modprobe@drm.service: Succeeded. [ 28.389511] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 28.429836] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.440595] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 28.460282] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 28.499622] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 28.546330] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. Mounting FUSE Control File System... Mounting Kernel Configuration File System... Starting Flush Journal to Persistent Storage... Starting Load/Save Random Seed... Starting Apply Kernel Variables... [ 28.838091] systemd-journald[279]: Received client request to flush runtime journal. Starting Create System Users... [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Create Volatile Files and Directories... Starting Rule-based Manage…for Device Events and Files... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Finished Coldplug All udev Devices. [ OK ] Found device /dev/ttymxc1. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.164-cip24 #1 SMP Wed Jan 18 14:56:25 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8778147/extract-nfsrootfs-s6y871wl' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8778147/extract-nfsrootfs-s6y871wl' / # 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-8778147/environment . /lava-8778147/environment / # /lava-8778147/bin/lava-test-runner /lava-8778147/0 /lava-8778147/bin/lava-test-runner /lava-8778147/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8778147/0/tests/0_timesync-off ++ cat uuid + UUID=8778147_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-8778147/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8778147_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.162-cip24-853-g709bb3738fde/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8778147/0/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: install_deps skipped --2023-01-18 15:13:24-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.162-cip24-853-g709bb3738fde/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: 1408212 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 16.21K 56.7KB/s kselftest.tar.xz 3%[ ] 53.46K 109KB/s kselftest.tar.xz 5%[> ] 76.09K 106KB/s kselftest.tar.xz 7%[> ] 108.13K 117KB/s kselftest.tar.xz 9%[> ] 135.00K 104KB/s kselftest.tar.xz 12%[=> ] 170.83K 113KB/s kselftest.tar.xz 13%[=> ] 191.56K 101KB/s kselftest.tar.xz 15%[==> ] 214.67K 103KB/s kselftest.tar.xz 16%[==> ] 231.64K 99.4KB/s kselftest.tar.xz 18%[==> ] 251.43K 97.8KB/s kselftest.tar.xz 20%[===> ] 276.89K 98.3KB/s kselftest.tar.xz 21%[===> ] 299.51K 98.0KB/s eta 11s kselftest.tar.xz 23%[===> ] 323.55K 98.1KB/s eta 11s kselftest.tar.xz 25%[====> ] 350.42K 98.9KB/s eta 11s kselftest.tar.xz 27%[====> ] 373.97K 96.4KB/s eta 11s kselftest.tar.xz 29%[====> ] 401.32K 97.2KB/s eta 10s kselftest.tar.xz 30%[=====> ] 423.95K 99.6KB/s eta 10s kselftest.tar.xz 32%[=====> ] 440.43K 93.3KB/s eta 10s kselftest.tar.xz 34%[=====> ] 469.20K 93.7KB/s eta 10s kselftest.tar.xz 35%[======> ] 486.17K 90.9KB/s eta 10s kselftest.tar.xz 36%[======> ] 507.38K 89.9KB/s eta 10s kselftest.tar.xz 38%[======> ] 527.17K 86.6KB/s eta 10s kselftest.tar.xz 39%[======> ] 547.90K 86.2KB/s eta 10s kselftest.tar.xz 41%[=======> ] 568.18K 85.0KB/s eta 9s kselftest.tar.xz 42%[=======> ] 585.15K 85.0KB/s eta 9s kselftest.tar.xz 44%[=======> ] 608.71K 86.4KB/s eta 9s kselftest.tar.xz 45%[========> ] 629.92K 82.9KB/s eta 9s kselftest.tar.xz 47%[========> ] 650.20K 82.9KB/s eta 8s kselftest.tar.xz 48%[========> ] 670.00K 81.8KB/s eta 8s kselftest.tar.xz 49%[========> ] 686.96K 81.6KB/s eta 8s kselftest.tar.xz 51%[=========> ] 709.59K 81.2KB/s eta 8s kselftest.tar.xz 53%[=========> ] 729.39K 83.0KB/s eta 8s kselftest.tar.xz 54%[=========> ] 752.01K 81.8KB/s eta 7s kselftest.tar.xz 56%[==========> ] 773.22K 82.1KB/s eta 7s kselftest.tar.xz 57%[==========> ] 793.02K 84.4KB/s eta 7s kselftest.tar.xz 58%[==========> ] 809.99K 82.9KB/s eta 7s kselftest.tar.xz 60%[===========> ] 826.96K 83.4KB/s eta 7s kselftest.tar.xz 60%[===========> ] 838.27K 80.3KB/s eta 6s kselftest.tar.xz 62%[===========> ] 865.14K 82.8KB/s eta 6s kselftest.tar.xz 64%[===========> ] 882.10K 82.6KB/s eta 6s kselftest.tar.xz 65%[============> ] 900.49K 82.5KB/s eta 6s kselftest.tar.xz 66%[============> ] 920.28K 84.4KB/s eta 6s kselftest.tar.xz 68%[============> ] 941.01K 85.0KB/s eta 5s kselftest.tar.xz 69%[============> ] 962.22K 84.7KB/s eta 5s kselftest.tar.xz 71%[=============> ] 979.67K 81.0KB/s eta 5s kselftest.tar.xz 72%[=============> ] 998.06K 83.2KB/s eta 5s kselftest.tar.xz 73%[=============> ] 1012K 81.2KB/s eta 4s kselftest.tar.xz 74%[=============> ] 1.00M 80.4KB/s eta 4s kselftest.tar.xz 75%[==============> ] 1.01M 79.3KB/s eta 4s kselftest.tar.xz 76%[==============> ] 1.03M 78.8KB/s eta 4s kselftest.tar.xz 77%[==============> ] 1.05M 77.0KB/s eta 4s kselftest.tar.xz 79%[==============> ] 1.06M 76.4KB/s eta 3s kselftest.tar.xz 80%[===============> ] 1.08M 76.3KB/s eta 3s kselftest.tar.xz 82%[===============> ] 1.10M 77.6KB/s eta 3s kselftest.tar.xz 84%[===============> ] 1.13M 78.6KB/s eta 3s kselftest.tar.xz 86%[================> ] 1.16M 80.5KB/s eta 3s kselftest.tar.xz 87%[================> ] 1.18M 78.9KB/s eta 2s kselftest.tar.xz 90%[=================> ] 1.22M 81.8KB/s eta 2s kselftest.tar.xz 92%[=================> ] 1.25M 83.3KB/s eta 2s kselftest.tar.xz 95%[==================> ] 1.28M 85.1KB/s eta 2s kselftest.tar.xz 97%[==================> ] 1.31M 86.9KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 90.7KB/s in 15s 2023-01-18 15:13:40 (89.0 KB/s) - 'kselftest.tar.xz' saved [1408212/1408212] 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 ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 78.320795] 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 [ 79.199615] lkdtm: Performing direct entry BUG [ 79.204572] ------------[ cut here ]------------ [ 79.209204] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 79.214438] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 79.219585] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 79.248673] CPU: 0 PID: 721 Comm: cat Not tainted 5.10.164-cip24 #1 [ 79.254962] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 79.261525] PC is at lkdtm_BUG+0x14/0x18 [ 79.265477] LR is at lkdtm_do_action+0x2c/0x4c [ 79.269946] pc : [] lr : [] psr: a00e0013 [ 79.276235] sp : c62fde58 ip : c62fde68 fp : c62fde64 [ 79.281479] r10: 00000004 r9 : c1acd888 r8 : c15e879c [ 79.286725] r7 : c62fdf60 r6 : 00000004 r5 : c63ce000 r4 : 00000001 [ 79.293272] r3 : c0c34954 r2 : 5e389f36 r1 : ef7815e0 r0 : c15e87a4 [ 79.299825] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 79.306983] Control: 10c5387d Table: 1632004a DAC: 00000051 [ 79.312752] Process cat (pid: 721, stack limit = 0xbfd73286) [ 79.318436] Stack: (0xc62fde58 to 0xc62fe000) [ 79.322820] de40: c62fde74 c62fde68 [ 79.331028] de60: c0c343e8 c0c34960 c62fde9c c62fde78 c0c348e8 c0c343c8 c0c347c8 c5804dc0 [ 79.339235] de80: b6e2c000 00000004 c5311540 c62fdf60 c62fdec4 c62fdea0 c07e1124 c0c347d4 [ 79.347441] dea0: 00000000 c5804dc0 b6e2c000 c2816000 c62fdf60 c07e10c0 c62fdf5c c62fdec8 [ 79.355647] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c62fc000 [ 79.363856] dee0: b6e2c000 00020000 00000004 00000004 0001fffc c62fdee0 00000001 b6e2b000 [ 79.372061] df00: c5bafa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 79.380268] df20: 00000000 00000000 c1379e18 5e389f36 c205caa0 c5804dc0 c5804dc0 c62fc000 [ 79.388473] df40: b6e2c000 00000000 00000000 00000004 c62fdf94 c62fdf60 c0599538 c0598ea4 [ 79.396681] df60: 00000000 00000000 c62fdfac 5e389f36 00000004 00000004 b6f73e00 00000004 [ 79.404887] df80: c03002e4 c62fc000 c62fdfa4 c62fdf98 c05995c8 c05994d0 00000000 c62fdfa8 [ 79.413093] dfa0: c03000c0 c05995bc 00000004 00000004 00000001 b6e2c000 00000004 00000000 [ 79.421300] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 [ 79.429507] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 800e0030 00000001 00000000 00000000 [ 79.437701] Backtrace: [ 79.440195] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 79.447799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 79.455845] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.463796] r9:c62fdf60 r8:c5311540 r7:00000004 r6:b6e2c000 r5:c5804dc0 r4:c0c347c8 [ 79.471581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 79.479442] r9:c07e10c0 r8:c62fdf60 r7:c2816000 r6:b6e2c000 r5:c5804dc0 r4:00000000 [ 79.487221] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.494387] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c62fc000 r5:c5804dc0 [ 79.502236] r4:c5804dc0 [ 79.504804] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.511970] r9:c62fc000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000004 r4:00000004 [ 79.519751] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.527340] Exception stack(0xc62fdfa8 to 0xc62fdff0) [ 79.532418] dfa0: 00000004 00000004 00000001 b6e2c000 00000004 00000000 [ 79.540624] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 [ 79.548824] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 [ 79.553906] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 79.560031] ---[ end trace c0aaadcd35a317d0 ]--- [ 79.564673] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 79.573568] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 721, name: cat [ 79.581240] INFO: lockdep is turned off. [ 79.585181] irq event stamp: 1656 [ 79.588538] hardirqs last enabled at (1655): [] console_unlock+0x4b0/0x6c0 [ 79.596398] hardirqs last disabled at (1656): [] __und_svc+0x60/0x6c [ 79.603649] softirqs last enabled at (1652): [] __do_softirq+0x378/0x5fc [ 79.611335] softirqs last disabled at (1639): [] __irq_exit_rcu+0x178/0x1d0 [ 79.619195] CPU: 0 PID: 721 Comm: cat Tainted: G D 5.10.164-cip24 #1 [ 79.626871] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 79.633415] Backtrace: [ 79.635921] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 79.643521] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fb38 [ 79.649219] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 79.656573] [] (dump_stack) from [] (___might_sleep+0x1ac/0x2bc) [ 79.664349] r9:600e0093 r8:0000000b r7:c035bc60 r6:00000031 r5:c19c9e40 r4:c62fc000 [ 79.672128] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 79.679981] r6:00000000 r5:00000031 r4:c19c9e40 [ 79.684644] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 79.692412] r6:00000001 r5:c62fc000 r4:c66ade80 [ 79.697075] [] (exit_signals) from [] (do_exit+0x100/0xb38) [ 79.704412] r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c66ade80 [ 79.711150] [] (do_exit) from [] (die+0x370/0x37c) [ 79.717698] r7:c1e0facc [ 79.720262] [] (die) from [] (do_undefinstr+0x170/0x240) [ 79.727341] r10:00000004 r9:c62fc000 r8:c15e879c r7:00000000 r6:c62fddc8 r5:c0c34968 [ 79.735189] r4:e7f001f2 [ 79.737754] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 79.745691] Exception stack(0xc62fddc8 to 0xc62fde10) [ 79.750771] ddc0: c15e87a4 ef7815e0 5e389f36 c0c34954 00000001 c63ce000 [ 79.758978] dde0: 00000004 c62fdf60 c15e879c c1acd888 00000004 c62fde64 c62fde68 c62fde58 [ 79.767178] de00: c0c343e8 c0c34968 a00e0013 ffffffff [ 79.772255] r7:c62fddfc r6:ffffffff r5:a00e0013 r4:c0c3496c [ 79.777948] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 79.785547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 79.793588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.801539] r9:c62fdf60 r8:c5311540 r7:00000004 r6:b6e2c000 r5:c5804dc0 r4:c0c347c8 [ 79.809317] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 79.817178] r9:c07e10c0 r8:c62fdf60 r7:c2816000 r6:b6e2c000 r5:c5804dc0 r4:00000000 [ 79.824954] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.832120] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c62fc000 r5:c5804dc0 [ 79.839967] r4:c5804dc0 [ 79.842532] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.849697] r9:c62fc000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000004 r4:00000004 [ 79.857472] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.865061] Exception stack(0xc62fdfa8 to 0xc62fdff0) [ 79.870140] dfa0: 00000004 00000004 00000001 b6e2c000 00000004 00000000 [ 79.878346] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 [ 79.886547] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 # Segmentation fault # [ 79.199615] lkdtm: Performing direct entry BUG # [ 79.204572] ------------[ cut here ]------------ # [ 79.209204] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 79.214438] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 79.219585] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 79.248673] CPU: 0 PID: 721 Comm: cat Not tainted 5.10.164-cip24 #1 # [ 79.254962] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.261525] PC is at lkdtm_BUG+0x14/0x18 # [ 79.265477] LR is at lkdtm_do_action+0x2c/0x4c # [ 79.269946] pc : [] lr : [] psr: a00e0013 # [ 79.276235] sp : c62fde58 ip : c62fde68 fp : c62fde64 # [ 79.281479] r10: 00000004 r9 : c1acd888 r8 : c15e879c # [ 79.286725] r7 : c62fdf60 r6 : 00000004 r5 : c63ce000 r4 : 00000001 # [ 79.293272] r3 : c0c34954 r2 : 5e389f36 r1 : ef7815e0 r0 : c15e87a4 # [ 79.299825] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.306983] Control: 10c5387d Table: 1632004a DAC: 00000051 # [ 79.312752] Process cat (pid: 721, stack limit = 0xbfd73286) # [ 79.318436] Stack: (0xc62fde58 to 0xc62fe000) # [ 79.322820] de40: c62fde74 c62fde68 # [ 79.331028] de60: c0c343e8 c0c34960 c62fde9c c62fde78 c0c348e8 c0c343c8 c0c347c8 c5804dc0 # [ 79.339235] de80: b6e2c000 00000004 c5311540 c62fdf60 c62fdec4 c62fdea0 c07e1124 c0c347d4 # [ 79.347441] dea0: 00000000 c5804dc0 b6e2c000 c2816000 c62fdf60 c07e10c0 c62fdf5c c62fdec8 # [ 79.355647] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c62fc000 # [ 79.363856] dee0: b6e2c000 00020000 00000004 00000004 0001fffc c62fdee0 00000001 b6e2b000 # [ 79.372061] df00: c5bafa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.380268] df20: 00000000 00000000 c1379e18 5e389f36 c205caa0 c5804dc0 c5804dc0 c62fc000 # [ 79.388473] df40: b6e2c000 00000000 00000000 00000004 c62fdf94 c62fdf60 c0599538 c0598ea4 # [ 79.396681] df60: 00000000 00000000 c62fdfac 5e389f36 00000004 00000004 b6f73e00 00000004 # [ 79.404887] df80: c03002e4 c62fc000 c62fdfa4 c62fdf98 c05995c8 c05994d0 00000000 c62fdfa8 # [ 79.413093] dfa0: c03000c0 c05995bc 00000004 00000004 00000001 b6e2c000 00000004 00000000 # [ 79.421300] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 # [ 79.429507] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 800e0030 00000001 00000000 00000000 # [ 79.437701] Backtrace: # [ 79.440195] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.447799] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.455845] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.463796] r9:c62fdf60 r8:c5311540 r7:00000004 r6:b6e2c000 r5:c5804dc0 r4:c0c347c8 # [ 79.471581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.479442] r9:c07e10c0 r8:c62fdf60 r7:c2816000 r6:b6e2c000 r5:c5804dc0 r4:00000000 # [ 79.487221] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.494387] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c62fc000 r5:c5804dc0 # [ 79.502236] r4:c5804dc0 # [ 79.504804] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.511970] r9:c62fc000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000004 r4:00000004 # [ 79.519751] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.527340] Exception stack(0xc62fdfa8 to 0xc62fdff0) # [ 79.532418] dfa0: 00000004 00000004 00000001 b6e2c000 00000004 00000000 # [ 79.540624] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 # [ 79.548824] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 # [ 79.553906] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 79.560031] ---[ end trace c0aaadcd35a317d0 ]--- # [ 79.564673] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 79.573568] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 721, name: cat # [ 79.581240] INFO: lockdep is turned off. # [ 79.585181] irq event stamp: 1656 # [ 79.588538] hardirqs last enabled at (1655): [] console_unlock+0x4b0/0x6c0 # [ 79.596398] hardirqs last disabled at (1656): [] __und_svc+0x60/0x6c # [ 79.603649] softirqs last enabled at (1652): [] __do_softirq+0x378/0x5fc # [ 79.611335] softirqs last disabled at ([ 80.369591] lkdtm: Performing direct entry WARNING 1639): [] __irq_exit_rc[ 80.376171] ------------[ cut here ]------------ u+0x178/0x1d0 # [ 79.619195] C[ 80.383584] WARNING: CPU: 1 PID: 792 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c PU: 0 PID: 721 Comm: cat Tainted:[ 80.395066] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 G D 5.10.164-cip2[ 80.426640] CPU: 1 PID: 792 Comm: cat Tainted: G D W 5.10.164-cip24 #1 4 #1 # [ 79.626871] Hardware n[ 80.437098] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ame: Freescale i.MX6 Quad/DualLit[ 80.446490] Backtrace: e (Device Tree) # [ 79.633415][ 80.451817] [] (dump_backtrace) from [] (show_stack+0x20/0x24) Backtrace: # [ 79.635921] [<[ 80.462235] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 c1356a28>] (dump_backtrace) from [ 80.470759] [] (show_stack) from [] (dump_stack+0xe0/0x100) [] (show_stack+0x20/0x2[ 80.480934] [] (dump_stack) from [] (__warn+0xfc/0x16c) 4) # [ 79.643521] r7:ffffffff[ 80.490752] r9:00000009 r8:c0c349b4 r7:00000053 r6:00000009 r5:c0c349b4 r4:c1acdf44 r6:600e0093 r5:00000000 r4:c1f0f[ 80.501362] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) b38 # [ 79.649219] [[ 80.511702] r7:00000053 r6:c1acdf44 r5:00000000 r4:c61fc000 ] (show_stack) from [] [ 80.520231] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) (dump_stack+0xe0/0x100) # [ 79[ 80.531178] r9:c1acd88c r8:c15e879c r7:c61fdf60 r6:00000008 r5:c6497000 r4:00000002 .656573] [] (dump_stack[ 80.541783] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ) from [] (___might_sle[ 80.552562] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ep+0x1ac/0x2bc) # [ 79.664349][ 80.563434] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) r9:600e0093 r8:0000000b r7:c035[ 80.574206] r9:c61fdf60 r8:c5311540 r7:00000008 r6:b6e97000 r5:c5a6fb80 r4:c0c347c8 bc60 r6:00000031 r5:c19c9e40 r4:c[ 80.584817] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 62fc000 # [ 79.672128] [] (___might_sleep) from [] (vfs_write) from [] (ksys_write+0x74/0xec) 8e650>] (__might_sleep+0x70/0xb0)[ 80.616105] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c61fc000 r5:c5a6fb80 # [ 79.679981] r6:00000000 r[ 80.626793] r4:c5a6fb80 5:00000031 r4:c19c9e40 # [ 79.[ 80.632195] [] (ksys_write) from [] (sys_write+0x18/0x1c) 684644] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 80.658812] Exception stack(0xc61fdfa8 to 0xc61fdff0) [ 80.663872] dfa0: 00000008 00000008 00000001 b6e97000 00000008 00000000 [ 80.672056] dfc0: 00000008 00000008 b6fdee00 00000004 00000001 00000000 00020000 bed0ca64 [ 80.680237] dfe0: 00000004 bed0c798 b6f494cf b6ecf7e6 [ 80.685372] irq event stamp: 0 [ 80.688447] hardirqs last enabled at (0): [<00000000>] 0x0 5e[ 80.694073] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 0>] (__might_sleep) from [] copy_process+0x5f8/0x1974 5c>] (exit_signals+0x4c/0x3fc) #[ 80.712079] softirqs last disabled at (0): [<00000000>] 0x0 [ 79.692412] r6:00000001 r5:c[ 80.720508] ---[ end trace c0aaadcd35a317d1 ]--- 62fc000 r4:c66ade80 # [ 79.697075] [] (exit_signals) from [] (do_exit+0x100/0xb38) # [ 79.704412] r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c66ade80 # [ 79.711150] [] (do_exit) from [] (die+0x370/0x37c) # [ 79.717698] r7:c1e0facc # [ 79.720262] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 79.727341] r10:00000004 r9:c62fc000 r8:c15e879c r7:00000000 r6:c62fddc8 r5:c0c34968 # [ 79.735189] r4:e7f001f2 # [ 79.737754] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 79.745691] Exception stack(0xc62fddc8 to 0xc62fde10) # [ 79.750771] ddc0: c15e87a4 ef7815e0 5e389f36 c0c34954 00000001 c63ce000 # [ 79.758978] dde0: 00000004 c62fdf60 c15e879c c1acd888 00000004 c62fde64 c62fde68 c62fde58 # [ 79.767178] de00: c0c343e8 c0c34968 a00e0013 ffffffff # [ 79.772255] r7:c62fddfc r6:ffffffff r5:a00e0013 r4:c0c3496c # [ 79.777948] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.785547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.793588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.801539] r9:c62fdf60 r8:c5311540 r7:00000004 r6:b6e2c000 r5:c5804dc0 r4:c0c347c8 # [ 79.809317] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 79.817178] r9:c07e10c0 r8:c62fdf60 r7:c2816000 r6:b6e2c000 r5:c5804dc0 r4:00000000 # [ 79.824954] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.832120] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c62fc000 r5:c5804dc0 # [ 79.839967] r4:c5804dc0 # [ 79.842532] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 79.849697] r9:c62fc000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000004 r4:00000004 # [ 79.857472] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 79.865061] Exception stack(0xc62fdfa8 to 0xc62fdff0) # [ 79.870140] dfa0: 00000004 00000004 00000001 b6e2c000 00000004 00000000 # [ 79.878346] dfc0: 00000004 00000004 b6f73e00 00000004 00000001 00000000 00020000 be99aa64 # [ 79.886547] dfe0: 00000004 be99a798 b6ede4cf b6e647e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 80.369591] lkdtm: Performing direct entry WARNING # [ 80.376171] ------------[ cut here ]------------ # [ 80.383584] WARNING: CPU: 1 PID: 792 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 80.395066] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 80.426640] CPU: 1 PID: 792 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 80.437098] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.446490] Backtrace: # [ 80.451817] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 80.462235] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 80.470759] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.480934] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 80.490752] r9:00000009 r8:c0c349b4 r7:00000053 r6:00000009 r5:c0c349b4 r4:c1acdf44 # [ 80.501362] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 80.511702] r7:00000053 r6:c1acdf44 r5:00000000 r4:c61fc000 # [ 80.520231] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 80.531178] r9:c1acd88c r8:c15e87[ 81.060044] lkdtm: Performing direct entry WARNING_MESSAGE 9c r7:c61fdf60 r6:00000008 r5:c64[ 81.067564] ------------[ cut here ]------------ 97000 r4:00000002 # [ 80.54178[ 81.074856] WARNING: CPU: 3 PID: 827 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 3] [] (lkdtm_WARNING) f[ 81.086856] Warning message trigger count: 2 rom [] (lkdtm_do_action[ 81.093956] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 +0x2c/0x4c) # [ 80.552562] [] (lkdtm_do_action) from [ 81.136139] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [] (direct_entry+0x120/[ 81.145528] Backtrace: 0x18c) # [ 80.563434] [] (dump_backtrace) from [] (show_stack+0x20/0x24) c8>] (direct_entry) from [] (full_proxy_write+0x64/0x94)[ 81.169790] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 80.574206] r9:c61fdf60 r[ 81.179962] [] (dump_stack) from [] (__warn+0xfc/0x16c) 8:c5311540 r7:00000008 r6:b6e9700[ 81.189775] r9:00000009 r8:c0c34a04 r7:00000058 r6:00000009 r5:c0c34a04 r4:c1acdf44 0 r5:c5a6fb80 r4:c0c347c8 # [ [ 81.200382] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 80.584817] [] (full_pro[ 81.210717] r7:00000058 r6:c1acdf44 r5:c1acdf60 r4:c61f8000 xy_write) from [] (vfs_[ 81.219241] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) write+0x10c/0x524) # [ 80.5955[ 81.230879] r9:c1acd894 r8:c15e879c r7:c61f9f60 r6:00000010 r5:c614c000 r4:00000003 03] r9:c07e10c0 r8:c61fdf60 r7:c[ 81.241483] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 2816000 r6:b6e97000 r5:c5a6fb80 r[ 81.252952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 4:00000000 # [ 80.606111] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 598e98>] (vfs_write) from [] (ksys_write+0x74/0xec) # [[ 81.285198] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 80.616105] r10:00000004 r9:00[ 81.295879] r9:c07e10c0 r8:c61f9f60 r7:c2816000 r6:b6e6f000 r5:c29c8a00 r4:00000000 000000 r8:00000000 r7:b6e97000 r6[ 81.306482] [] (vfs_write) from [] (ksys_write+0x74/0xec) :c61fc000 r5:c5a6fb80 # [ 80.6[ 81.316476] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c61f8000 r5:c29c8a00 26793] r4:c5a6fb80 # [ 80.632[ 81.327162] r4:c29c8a00 195] [] (ksys_write) fr[ 81.332559] [] (ksys_write) from [] (sys_write+0x18/0x1c) om [] (sys_write+0x18/0[ 81.342552] r9:c61f8000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000010 r4:00000010 x1c) # [ 80.642191] r9:c61fc0[ 81.353157] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 00 r8:c03002e4 r7:00000004 r6:b6f[ 81.363580] Exception stack(0xc61f9fa8 to 0xc61f9ff0) dee00 r5:00000008 r4:00000008 # [ 81.371496] 9fa0: 00000010 00000010 00000001 b6e6f000 00000010 00000000 [ 80.651238] [] (sys_[ 81.382533] 9fc0: 00000010 00000010 b6fb6e00 00000004 00000001 00000000 00020000 bec5da64 write) from [] (ret_fas[ 81.393565] 9fe0: 00000004 bec5d798 b6f214cf b6ea77e6 t_syscall+0x0/0x28) # [ 80.658[ 81.401528] irq event stamp: 0 812] Exception stack(0xc61fdfa8 t[ 81.407433] hardirqs last enabled at (0): [<00000000>] 0x0 o 0xc61fdff0) # [ 80.663872] d[ 81.415874] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 fa0: 00000008 0[ 81.426220] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 0000008 00000001 b6e97000 0000000[ 81.436562] softirqs last disabled at (0): [<00000000>] 0x0 8 00000000 # [ 80.672056] dfc0[ 81.444989] ---[ end trace c0aaadcd35a317d2 ]--- : 00000008 00000008 b6fdee00 00000004 00000001 00000000 00020000 bed0ca64 # [ 80.680237] dfe0: 00000004 bed0c798 b6f494cf b6ecf7e6 # [ 80.685372] irq event stamp: 0 # [ 80.688447] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 80.694073] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 80.701697] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 80.712079] softirqs last disabled at (0): [<00000000>] 0x0 # [ 80.720508] ---[ end trace c0aaadcd35a317d1 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 81.060044] lkdtm: Performing direct entry WARNING_MESSAGE # [ 81.067564] ------------[ cut here ]------------ # [ 81.074856] WARNING: CPU: 3 PID: 827 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 81.086856] Warning message trigger count: 2 # [ 81.093956] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 81.125733] CPU: 3 PID: 827 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 81.136139] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.145528] Backtrace: # [ 81.150854] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 81.161269] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 81.169790] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 81.179962] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 81.189775] r9:00000009 r8:c0c34a04 r7:00000058 r6:00000009 r5:c0c34a04 r4:c1acdf44 # [ 81.200382] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 81.210717] r7:00000058 r6:c1acdf44 r5:c1acdf60 r4:c61f8000 # [ 81.219241] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 81.230879] r9:c1acd894 r8:c15e879c r7:c61f9f60 r6:00000010 r5:c614c000 r4:00000003 # [ 81.241483] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.252952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.263819] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.274589] r9:c61f9f60 r8:c5311540 r7:00000010 r6:b6e6f000 r5:c29c8a00 r4:c0c347c8 # [ 81.285198] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 81.295879] r9:c07e10c0 r8:c61f9f60 r7:c2816000 r6:b6e6f000 r5:c29c8a00 r4:00000000 # [ 81.306482] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.316476] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c61f8000 r5:c29c8a00 # [ 81.327162] r4:c29c8a00 # [ 81.332559] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 81.342552] r9:c61f8000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000010 r4:00000010 # [ 81.353157] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 81.363580] Exception stack(0xc61f9fa8 to 0xc61f9ff0) # [ 81.371496] 9fa0: 00000010 00000010 00000001 b6e6f000 00000010 00000000 # [ 81.382533] 9fc0: 00000010 00000010 b6fb6e00 00000004 00000001 00000000 00020000 bec5da64 # [ 81.393565] 9fe0: 00000004 bec5d798 b6f214cf b6ea77e6 # [ 81.401528] irq event stamp: 0 # [ 81.407433] hardirqs last enabled at (0): [<00000000>] 0x0[ 81.769939] lkdtm: Performing direct entry EXCEPTION # [ 81.415874] hardirqs last [ 81.775163] 8<--- cut here --- disabled at (0): [<[c 0 3 5831d.081032] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4>] copy_process+0x5f8/0x1974 # [ 81.791328] pgd = 4a73cb4e [ 81.426220] softirqs last ena[ 81.796960] [00000000] *pgd=00000000 bled at (0): [ ] c8o.803310] Internal error: Oops: 805 [#2] SMP ARM py_process+0x5f8/0x1974 # [ 81[ 81.810440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 .436562] softirqs l[a s t 8d1i.s42143] CPU: 1 PID: 859 Comm: cat Tainted: G D W 5.10.164-cip24 #1 abled at ([0 ) : 8[1<.0850109060] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000>] 0x0 # [ 81.44498[9 ] 81.860237] PC is at lkdtm_EXCEPTION+0x18/0x20 --[ end trace [c 0 a a8a1d.c8d637101] LR is at lkdtm_do_action+0x2c/0x4c a317d2 ]--[- #8 1W.A8R7N3I5N38] pc : [] lr : [] psr: a00e0013 _MESSAG[E : s8a1w. 8'8m1e62s4s] sp : c5a85e58 ip : c5a85e68 fp : c5a85e64 ge trigg[e r ' :8 1o.k8 8 8o4k9 8] r10: 0000000a r9 : c1acd8a4 r8 : c15e879c selftests[: l k8d1t.m8:9 5W4A59] r7 : c5a85f60 r6 : 0000000a r5 : c6497000 r4 : 00000004 NING_ME[S S A G8E1..s9h0 3 8#06 ] r3 : 00000000 r2 : 3d724cad r1 : ef7965e0 r0 : c15e87bc elftests: lkdt[m : E8X1C.E9P1T1984] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ON.sh [ 81.921112] Control: 10c5387d Table: 166f404a DAC: 00000051 [ 81.927467] Process cat (pid: 859, stack limit = 0x092f3979) [ 81.933132] Stack: (0xc5a85e58 to 0xc5a86000) [ 81.937497] 5e40: c5a85e74 c5a85e68 [ 81.945683] 5e60: c0c343e8 c0c34a18 c5a85e9c c5a85e78 c0c348e8 c0c343c8 c0c347c8 c5805680 [ 81.953869] 5e80: b6e21000 0000000a c5311540 c5a85f60 c5a85ec4 c5a85ea0 c07e1124 c0c347d4 [ 81.962053] 5ea0: 00000000 c5805680 b6e21000 c2816000 c5a85f60 c07e10c0 c5a85f5c c5a85ec8 [ 81.970239] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a84000 [ 81.978424] 5ee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a85ee0 00000001 b6e20000 [ 81.986607] 5f00: c5aec000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 81.994791] 5f20: 00000000 00000000 c1379e18 3d724cad c205caa0 c5805680 c5805680 c5a84000 [ 82.002977] 5f40: b6e21000 00000000 00000000 00000004 c5a85f94 c5a85f60 c0599538 c0598ea4 [ 82.011162] 5f60: 00000000 00000000 c5a85fac 3d724cad 0000000a 0000000a b6f68e00 00000004 [ 82.019348] 5f80: c03002e4 c5a84000 c5a85fa4 c5a85f98 c05995c8 c05994d0 00000000 c5a85fa8 [ 82.027534] 5fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 [ 82.035719] 5fc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 beda3a64 [ 82.043903] 5fe0: 00000004 beda3798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 [ 82.052084] Backtrace: [ 82.054548] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 82.062649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 82.070667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 82.078596] r9:c5a85f60 r8:c5311540 r7:0000000a r6:b6e21000 r5:c5805680 r4:c0c347c8 [ 82.086354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 82.094193] r9:c07e10c0 r8:c5a85f60 r7:c2816000 r6:b6e21000 r5:c5805680 r4:00000000 [ 82.101945] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 82.109089] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a84000 r5:c5805680 [ 82.116921] r4:c5805680 [ 82.119467] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 82.126609] r9:c5a84000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000a r4:0000000a [ 82.134365] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 82.141938] Exception stack(0xc5a85fa8 to 0xc5a85ff0) [ 82.146997] 5fa0: 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 [ 82.155182] 5fc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 beda3a64 [ 82.163364] 5fe0: 00000004 beda3798 b6ed34cf b6e597e6 [ 82.168424] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 82.174604] ---[ end trace c0aaadcd35a317d3 ]--- # Segmentation fault # [ 81.769939] lkdtm: Performing direct entry EXCEPTION # [ 81.775163] 8<--- cut here --- # [ 81.781032] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 81.791328] pgd = 4a73cb4e # [ 81.796960] [00000000] *pgd=00000000 # [ 81.803310] Internal error: Oops: 805 [#2] SMP ARM # [ 81.810440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 81.842143] CPU: 1 PID: 859 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 81.851964] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.860237] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 81.867101] LR is at lkdtm_do_action+0x2c/0x4c # [ 81.873538] pc : [] lr : [] psr: a00e0013 # [ 81.881624] sp : c5a85e58 ip : c5a85e68 fp : c5a85e64 # [ 81.888498] r10: 0000000a r9 : c1acd8a4 r8 : c15e879c # [ 81.895459] r7 : c5a85f60 r6 : 0000000a r5 : c6497000 r4 : 00000004 # [ 81.903806] r3 : 00000000 r2 : 3d724cad r1 : ef7965e0 r0 : c15e87bc # [ 81.911984] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 81.921112] Control: 10c5387d Table: 166f404a DAC: 00000051 # [ 81.927467] Process cat (pid: 859, stack limit = 0x092f3979) # [ 81.933132] Stack: (0xc5a85e58 to 0xc5a86000) # [ 81.937497] 5e40: c5a85e74 c5a85e68 # [ 81.945683] 5e60: c0c343e8 c0c34a18 c5a85e9c c5a85e78 c0c348e8 c0c343c8 c0c347c8 c5805680 # [ 81.953869] 5e80: b6e21000 0000000a c5311540 c5a85f60 c5a85ec4 c5a85ea0 c07e1124 c0c347d4 # [ 81.962053] 5ea0: 00000000 c5805680 b6e21000 c2816000 c5a85f60 c07e10c0 c5a85f5c c5a85ec8 # [ 81.970239] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a84000 # [ 81.978424] 5ee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a85ee0 00000001 b6e20000 # [ 81.986607] 5f00: c5aec000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.994791] 5f20: 00000000 00000000 c1379e18 3d724cad c205caa0 c5805680 c5805680 c5a84000 # [ 82.002977] 5f40: b6e21000 00000000 00000000 00000004 c5a85f94 c5a85f60 c0599538 c0598ea4 # [ 82.011162] 5f60: 00000000 00000000 c5a85fac 3d724cad 0000000a 0000000a b6f68e00 00000004 # [ 82.019348] 5f80: c03002e4 c5a84000 c5a85fa4 c5a85f98 c05995c8 c05994d0 00000000 c5a85fa8 # [ 82.027534] 5fa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 # [ 82.035719] 5fc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 beda3a64 # [ 82.043903] 5fe0: 00000004 beda3798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000 # [ 82.052084] Backtrace: # [ 82.054548] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.062649] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.070667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.078596] r9:c5a85f60 r8:c5311540 r7:0000000a r6:b6e21000 r5:c5805680 r4:c0c347c8 # [ 82.086354] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 82.094193] r9:c07e10c0 r8:c5a85f60 r7:c2816000 r6:b6e21000 r5:c5805680 r4:00000000 # [ 82.101945] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.109089] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a84000 r5:c5805680 # [ 82.116921] r4:c5805680 # [ 82.119467] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.126609] r9:c5a84000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000a r4:0000000a # [ 82.134365] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 82.141938] Exception stack(0xc5a85fa8 to 0xc5a85ff0) # [ 82.146997] 5fa0: 0000000a 0000000a 00000001 b6e21000 0000000a 00000000 # [ 82.155182] 5fc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 beda3a64 # [ 82.163364] 5fe0: 00000004 beda3798 b6ed34cf b6e597e6 # [ 82.168424] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 82.174604] ---[ end trace c0aaadcd35a317d3 ]--- # 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 [ 83.360659] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 83.366334] lkdtm: attempting good list addition [ 83.370967] lkdtm: attempting corrupted list addition [ 83.376148] lkdtm: list_add() corruption not detected! # [ 83.360659] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 83.366334] lkdtm: attempting good list addition # [ 83.370967] lkdtm: attempting corrupted list addition # [ 83.376148] 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 [ 83.710895] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 83.716556] lkdtm: attempting good list removal [ 83.721097] lkdtm: attempting corrupted list removal [ 83.726270] lkdtm: list_del() corruption not detected! # [ 83.710895] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 83.716556] lkdtm: attempting good list removal # [ 83.721097] lkdtm: attempting corrupted list removal # [ 83.726270] 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 [ 84.053570] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 84.060110] lkdtm: attempting bad read from page below current stack [ 84.066544] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 84.053570] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 84.060110] lkdtm: attempting bad read from page below current stack # [ 84.066544] 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 [ 84.399371] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 84.405913] lkdtm: attempting bad read from page above current stack [ 84.412310] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 84.399371] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 84.405913] lkdtm: attempting bad read from page above current stack # [ 84.412310] 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 [ 84.745895] lkdtm: Performing direct entry UNSET_SMEP [ 84.750968] lkdtm: XFAIL: this test is x86_64-only # [ 84.745895] lkdtm: Performing direct entry UNSET_SMEP # [ 84.750968] 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 [ 85.065283] lkdtm: Performing direct entry DOUBLE_FAULT [ 85.070534] lkdtm: XFAIL: this test is ia32-only # [ 85.065283] lkdtm: Performing direct entry DOUBLE_FAULT # [ 85.070534] 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 [ 85.395103] lkdtm: Performing direct entry CORRUPT_PAC [ 85.400267] lkdtm: XFAIL: this test is arm64-only # [ 85.395103] lkdtm: Performing direct entry CORRUPT_PAC # [ 85.400267] 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 [ 85.732358] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 85.738907] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 85.732358] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 85.738907] 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 [ 86.448701] lkdtm: Performing direct entry READ_AFTER_FREE [ 86.454422] lkdtm: Value in memory before free: 12345678 [ 86.459780] lkdtm: Attempting bad read from freed memory [ 86.465160] lkdtm: Memory was not poisoned # [ 86.448701] lkdtm: Performing direct entry READ_AFTER_FREE # [ 86.454422] lkdtm: Value in memory before free: 12345678 # [ 86.459780] lkdtm: Attempting bad read from freed memory # [ 86.465160] 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 [ 86.982323] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 86.988406] lkdtm: Value in memory before free: 12345678 [ 86.993791] lkdtm: Attempting to read from freed memory [ 86.999062] lkdtm: Buddy page was not poisoned # [ 86.982323] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 86.988406] lkdtm: Value in memory before free: 12345678 # [ 86.993791] lkdtm: Attempting to read from freed memory # [ 86.999062] 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 [ 87.326686] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 87.332298] lkdtm: Attempting double slab free ... # [ 87.326686] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 87.332298] 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 [ 87.666600] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 87.672118] lkdtm: Attempting cross-cache slab free ... # [ 87.666600] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 87.672118] 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 [ 87.995878] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 88.001305] lkdtm: Attempting non-Slab slab free ... # [ 87.995878] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 88.001305] 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 [ 89.078178] lkdtm: Performing direct entry EXEC_DATA [ 89.083166] lkdtm: attempting ok execution at c0c35158 [ 89.088523] lkdtm: attempting bad execution at c26f796c [ 89.093833] 8<--- cut here --- [ 89.096902] Unable to handle kernel paging request at virtual address c26f796c [ 89.104142] pgd = 3c7be859 [ 89.106871] [c26f796c] *pgd=1261141e(bad) [ 89.110935] Internal error: Oops: 8000000d [#3] SMP ARM [ 89.116185] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 89.145463] CPU: 2 PID: 1702 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 89.153230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.159790] PC is at data_area+0x0/0x40 [ 89.163661] LR is at execute_location+0xa4/0xb4 [ 89.168215] pc : [] lr : [] psr: 600e0013 [ 89.174502] sp : c474de38 ip : c474dd40 fp : c474de54 [ 89.179746] r10: 0000000a r9 : c1acda88 r8 : c15e879c [ 89.184992] r7 : c474df60 r6 : 00000001 r5 : c26f796c r4 : c0c35158 [ 89.191539] r3 : f5632a5e r2 : f5632a5e r1 : ef7ab5e0 r0 : 0000002b [ 89.198092] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 89.205251] Control: 10c5387d Table: 1642004a DAC: 00000051 [ 89.211020] Process cat (pid: 1702, stack limit = 0x246a2d3b) [ 89.216789] Stack: (0xc474de38 to 0xc474e000) [ 89.221173] de20: 0000001f c5c25000 [ 89.229382] de40: 0000000a c474df60 c474de64 c474de58 c136475c c1364558 c474de74 c474de68 [ 89.237589] de60: c0c343e8 c1364744 c474de9c c474de78 c0c348e8 c0c343c8 c0c347c8 c2fa7cc0 [ 89.245794] de80: b6e79000 0000000a c5311540 c474df60 c474dec4 c474dea0 c07e1124 c0c347d4 [ 89.254001] dea0: 00000000 c2fa7cc0 b6e79000 c2816000 c474df60 c07e10c0 c474df5c c474dec8 [ 89.262207] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c474c000 [ 89.270413] dee0: b6e79000 00020000 00000004 0000000a 0001fff6 c474dee0 00000001 b6e78000 [ 89.278620] df00: c61ed400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 89.286825] df20: 00000000 00000000 c1379e18 f5632a5e c205caa0 c2fa7cc0 c2fa7cc0 c474c000 [ 89.295031] df40: b6e79000 00000000 00000000 00000004 c474df94 c474df60 c0599538 c0598ea4 [ 89.303238] df60: 00000000 00000000 c474dfac f5632a5e 0000000a 0000000a b6fc0e00 00000004 [ 89.311444] df80: c03002e4 c474c000 c474dfa4 c474df98 c05995c8 c05994d0 00000000 c474dfa8 [ 89.319649] dfa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e79000 0000000a 00000000 [ 89.327855] dfc0: 0000000a 0000000a b6fc0e00 00000004 00000001 00000000 00020000 bea5da64 [ 89.336060] dfe0: 00000004 bea5d798 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 [ 89.344253] Backtrace: [ 89.346749] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 89.354958] r7:c474df60 r6:0000000a r5:c5c25000 r4:0000001f [ 89.360658] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.368784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.376830] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.384779] r9:c474df60 r8:c5311540 r7:0000000a r6:b6e79000 r5:c2fa7cc0 r4:c0c347c8 [ 89.392564] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 89.400427] r9:c07e10c0 r8:c474df60 r7:c2816000 r6:b6e79000 r5:c2fa7cc0 r4:00000000 [ 89.408203] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.415369] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c474c000 r5:c2fa7cc0 [ 89.423217] r4:c2fa7cc0 [ 89.425786] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.432952] r9:c474c000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:0000000a r4:0000000a [ 89.440730] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.448320] Exception stack(0xc474dfa8 to 0xc474dff0) [ 89.453400] dfa0: 0000000a 0000000a 00000001 b6e79000 0000000a 00000000 [ 89.461609] dfc0: 0000000a 0000000a b6fc0e00 00000004 00000001 00000000 00020000 bea5da64 [ 89.469810] dfe0: 00000004 bea5d798 b6f2b4cf b6eb17e6 [ 89.474892] Code: 00000000 c401c9c0 c401ca80 c401cb40 (e1a0c00d) [ 89.481019] ---[ end trace c0aaadcd35a317d4 ]--- # Segmentation fault # [ 89.078178] lkdtm: Performing direct entry EXEC_DATA # [ 89.083166] lkdtm: attempting ok execution at c0c35158 # [ 89.088523] lkdtm: attempting bad execution at c26f796c # [ 89.093833] 8<--- cut here --- # [ 89.096902] Unable to handle kernel paging request at virtual address c26f796c # [ 89.104142] pgd = 3c7be859 # [ 89.106871] [c26f796c] *pgd=1261141e(bad) # [ 89.110935] Internal error: Oops: 8000000d [#3] SMP ARM # [ 89.116185] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 89.145463] CPU: 2 PID: 1702 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 89.153230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.159790] PC is at data_area+0x0/0x40 # [ 89.163661] LR is at execute_location+0xa4/0xb4 # [ 89.168215] pc : [] lr : [] psr: 600e0013 # [ 89.174502] sp : c474de38 ip : c474dd40 fp : c474de54 # [ 89.179746] r10: 0000000a r9 : c1acda88 r8 : c15e879c # [ 89.184992] r7 : c474df60 r6 : 00000001 r5 : c26f796c r4 : c0c35158 # [ 89.191539] r3 : f5632a5e r2 : f5632a5e r1 : ef7ab5e0 r0 : 0000002b # [ 89.198092] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.205251] Control: 10c5387d Table: 1642004a DAC: 00000051 # [ 89.211020] Process cat (pid: 1702, stack limit = 0x246a2d3b) # [ 89.216789] Stack: (0xc474de38 to 0xc474e000) # [ 89.221173] de20: 0000001f c5c25000 # [ 89.229382] de40: 0000000a c474df60 c474de64 c474de58 c136475c c1364558 c474de74 c474de68 # [ 89.237589] de60: c0c343e8 c1364744 c474de9c c474de78 c0c348e8 c0c343c8 c0c347c8 c2fa7cc0 # [ 89.245794] de80: b6e79000 0000000a c5311540 c474df60 c474dec4 c474dea0 c07e1124 c0c347d4 # [ 89.254001] dea0: 00000000 c2fa7cc0 b6e79000 c2816000 c474df60 c07e10c0 c474df5c c474dec8 # [ 89.262207] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c474c000 # [ 89.270413] dee0: b6e79000 00020000 00000004 0000000a 0001fff6 c474dee0 00000001 b6e78000 # [ 89.278620] df00: c61ed400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 89.286825] df20: 00000000 00000000 c1379e18 f5632a5e c205caa0 c2fa7cc0 c2fa7cc0 c474c000 # [ 89.295031] df40: b6e79000 00000000 00000000 00000004 c474df94 c474df60 c0599538 c0598ea4 # [ 89.303238] df60: 00000000 00000000 c474dfac f5632a5e 0000000a 0000000a b6fc0e00 00000004 # [ 89.311444] df80: c03002e4 c474c000 c474dfa4 c474df98 c05995c8 c05994d0 00000000 c474dfa8 # [ 89.319649] dfa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e79000 0000000a 00000000 # [ 89.327855] dfc0: 0000000a 0000000a b6fc0e00 00000004 00000001 00000000 00020000 bea5da64 # [ 89.336060] dfe0: 00000004 bea5d798 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 # [ 89.344253] Backtrace: # [ 89.346749] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 89.354958] r7:c474df60 r6:0000000a r5:c5c25000 r4:0000001f # [ 89.360658] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.368784] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.376830] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.384779] r9:c474df60 r8:c5311540 r7:0000000a r6:b6e79000 r5:c2fa7cc0 r4:c0c347c8 # [ 89.392564] [] (full_proxy_write) from [[ 89.885821] lkdtm: Performing direct entry EXEC_STACK ] (vfs_w[r i t e8+90.x892141] lkdtm: attempting ok execution at c0c35158 0c/0x524) # [ 89.400427] r9:c[ 89.899563] lkdtm: attempting bad execution at c640fe0c 07e10c0 r8:c474df60 r7:c2816000 r[ 89.907676] 8<--- cut here --- 6:b6e79000[ r 5 :8c92.f9a173c4c62] Unable to handle kernel paging request at virtual address c640fe0c r4:000000[0 0 8 9#. 9[2 2 5 18] pgd = ff3402b6 9.408203] [] (v[f s _ w9.926954] [c640fe0c] *pgd=1641141e(bad) rite) from [ ]8 9(.k33397] Internal error: Oops: 8000000d [#4] SMP ARM sys_write+0x74/0xec) # [ 89.41[ 89.940787] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 5369] r10:00000004[ r 9 :8090.072490] CPU: 1 PID: 1779 Comm: cat Tainted: G D W 5.10.164-cip24 #1 00000 r8[: 0 0 08090.090802 3r976] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) b6e79000 r6:c474[ c 0 0809 .r959:663] PC is at 0xc640fe0c c2fa7cc0 # [ 89.4[2 3 2 1897.]95803] LR is at execute_location+0xa4/0xb4 r4:c2fa7cc[0 #9 0[. 0 0 28495] pc : [] lr : [] psr: 600e0013 .425786][ [ < c9005.909140c646>7] sp : c640fde8 ip : c640fcf0 fp : c640fe04 (ksys_w[r i t e9)0 .f0r1o7m62 6[ r10: 0000000b r9 : c1acda94 r8 : c15e879c ] 9(0s.y0s2_4w4r9i9] r7 : c640ff60 r6 : 00000001 r5 : c640fe0c r4 : c0c35158 e+0x18/0[x 1 c9)0 . 0#3 2[7 6 0 r3 : 6e26c23c r2 : 6e26c23c r1 : ef7965e0 r0 : 0000002b 89.432952] r[9 : c 49704.c00400937] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r8:c03002e[4 r 79:00.0004090900] Control: 10c5387d Table: 1612004a DAC: 00000051 04 r6:b6fc0e0[0 r 59:00.000507046] Process cat (pid: 1779, stack limit = 0xd34b9fbe) 00a r4:000[0 0 0 09a0 . 06#5 1[9 ] Stack: (0xc640fde8 to 0xc6410000) 89.440730] [71294] fde0: c640e000 c5caf000 0000000b c640ff60 c640fe64 c640fe08 (sys_write) [f r o m9 0[.<0c801351] fe00: c1364798 c1364558 c640fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 000c0>] (ret_f[a s t _9s0y.s0c9a1636] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30e3374 e34c31b7 l+0x0/0x28) # [[ 8990..41401808] fe40: e3a02040 e3a01d33 e5930018 6e26c23c 0000000b 00000020 c640fe74 c640fe68 320] Exception[ s t a9c0k.(101x2065] fe60: c0c343e8 c136476c c640fe9c c640fe78 c0c348e8 c0c343c8 c0c347c8 c622b400 474dfa8 to 0xc[4 7 4 d9f0f.01)2 2236] fe80: b6e70000 0000000b c5311540 c640ff60 c640fec4 c640fea0 c07e1124 c0c347d4 # [ 89.4534[0 0 ] 9d0f.a103:2 07] fea0: 00000000 c622b400 b6e70000 c2816000 c640ff60 c07e10c0 c640ff5c c640fec8 [ 9000.010402491] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c640e000 0a 0000000a 00[0 0 0 09001. 1b562662] fee0: b6e70000 00020000 00000004 0000000b 0001fff5 c640fee0 00000001 b6e6f000 79000 0000000[a 0 09000.010602032] ff00: c5ac0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 89.4616[0 9 ] 9d0f.c107:917] ff20: 00000000 00000000 c1379e18 6e26c23c c205caa0 c622b400 c622b400 c640e000 0000000a [0 0 0 09000.01a8 3b0687] ff40: b6e70000 00000000 00000000 00000004 c640ff94 c640ff60 c0599538 c0598ea4 c0e00 00000004 [0 0 0 09000.0119 089] ff60: 00000000 00000000 c640ffac 6e26c23c 0000000b 0000000b b6fb7e00 00000004 00000000 00020000[ b e a950d.a263260] ff80: c03002e4 c640e000 c640ffa4 c640ff98 c05995c8 c05994d0 00000000 c640ffa8 4 # [ 89.46[9 8 1 09]0 .d2f1e3517] ffa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 : 00000004 bea[5 d 7 9980 .b262f3688] ffc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 be85ea64 b4cf b6eb17e6 [# [ 9 0 .8293.860] ffe0: 00000004 be85e798 b6f224cf b6ea87e6 800e0030 00000001 00000000 00000000 474892] Code: 00[0 0 0 09000. 2c44024] Backtrace: 01c9c0 c401ca80 c401cb4[0 ( e91.248562] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) a0c00d) # [ [8 9 . 49801.02159163] r7:c640ff60 r6:0000000b r5:c5caf000 r4:c640e000 ] ---[ end trace c0aaad[c d 3 59a.266908] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) 317d4 ]--- [# E X9E0C._2D7A7T419] r4:00000020 : missing 'call trace[: ' : 9[0F281868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) AIL] not ok 30 selftests:[ l k 90.292129] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) tm: EXEC_DATA.[s h #9 0e.x3i0t2553] r9:c640ff60 r8:c5311540 r7:0000000b r6:b6e70000 r5:c622b400 r4:c0c347c8 1 # selftests: lkdtm: EX[E C _ S0.312297] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) TACK.sh [ 90.322548] r9:c07e10c0 r8:c640ff60 r7:c2816000 r6:b6e70000 r5:c622b400 r4:00000000 [ 90.331069] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.338213] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c640e000 r5:c622b400 [ 90.346046] r4:c622b400 [ 90.348589] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.355733] r9:c640e000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:0000000b r4:0000000b [ 90.363487] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.371060] Exception stack(0xc640ffa8 to 0xc640fff0) [ 90.376118] ffa0: 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 [ 90.384303] ffc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 be85ea64 [ 90.392485] ffe0: 00000004 be85e798 b6f224cf b6ea87e6 [ 90.397544] Code: c640fe08 c1364798 c1364558 c640fe6c (e1a0c00d) [ 90.403647] ---[ end trace c0aaadcd35a317d5 ]--- # Segmentation fault # [ 89.885821] lkdtm: Performing direct entry EXEC_STACK # [ 89.892141] lkdtm: attempting ok execution at c0c35158 # [ 89.899563] lkdtm: attempting bad execution at c640fe0c # [ 89.907676] 8<--- cut here --- # [ 89.913462] Unable to handle kernel paging request at virtual address c640fe0c # [ 89.922510] pgd = ff3402b6 # [ 89.926954] [c640fe0c] *pgd=1641141e(bad) # [ 89.933397] Internal error: Oops: 8000000d [#4] SMP ARM # [ 89.940787] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 89.972490] CPU: 1 PID: 1779 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 89.982396] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.990663] PC is at 0xc640fe0c # [ 89.995803] LR is at execute_location+0xa4/0xb4 # [ 90.002495] pc : [] lr : [] psr: 600e0013 # [ 90.010667] sp : c640fde8 ip : c640fcf0 fp : c640fe04 # [ 90.017626] r10: 0000000b r9 : c1acda94 r8 : c15e879c # [ 90.024499] r7 : c640ff60 r6 : 00000001 r5 : c640fe0c r4 : c0c35158 # [ 90.032760] r3 : 6e26c23c r2 : 6e26c23c r1 : ef7965e0 r0 : 0000002b # [ 90.040937] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 90.049980] Control: 10c5387d Table: 1612004a DAC: 00000051 # [ 90.057546] Process cat (pid: 1779, stack limit = 0xd34b9fbe) # [ 90.065199] Stack: (0xc640fde8 to 0xc6410000) # [ 90.071294] fde0: c640e000 c5caf000 0000000b c640ff60 c640fe64 c640fe08 # [ 90.081551] fe00: c1364798 c1364558 c640fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 90.091636] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30e3374 e34c31b7 # [ 90.101808] fe40: e3a02040 e3a01d33 e5930018 6e26c23c 0000000b 00000020 c640fe74 c640fe68 # [ 90.112065] fe60: c0c343e8 c136476c c640fe9c c640fe78 c0c348e8 c0c343c8 c0c347c8 c622b400 # [ 90.122236] fe80: b6e70000 0000000b c5311540 c640ff60 c640fec4 c640fea0 c07e1124 c0c347d4 # [ 90.132407] fea0: 00000000 c622b400 b6e70000 c2816000 c640ff60 c07e10c0 c640ff5c c640fec8 # [ 90.142491] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c640e000 # [ 90.152662] fee0: b6e70000 00020000 00000004 0000000b 0001fff5 c640fee0 00000001 b6e6f000 # [ 90.162832] ff00: c5ac0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.172917] ff20: 00000000 00000000 c1379e18 6e26c23c c205caa0 c622b400 c622b400 c640e000 # [ 90.183087] ff40: b6e70000 00000000 00000000 00000004 c640ff94 c640ff60 c0599538 c0598ea4 # [ 90.193089] ff60: 00000000 00000000 c640ffac 6e26c23c 0000000b 0000000b b6fb7e00 00000004 # [ 90.203260] ff80: c03002e4 c640e000 c640ffa4 c640ff98 c05995c8 c05994d0 00000000 c640ffa8 # [ 90.213517] ffa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e70000 0000000b 00000000 # [ 90.223688] ffc0: 0000000b 0000000b b6fb7e00 00000004 00000001 00000000 00020000 be85ea64 # [ 90.233860] ffe0: 00000004 be85e798 b6f224cf b6ea87e6 800e0030 00000001 00000000 00000000 # [ 90.244024] Backtrace: # [ 90.248562] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 90.259163] r7:c640ff60 r6:0000000b r5:c5caf000 r4:c640e000 # [ 90.266908] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.277419] r4:00000020 # [ 90.281868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.292129] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.302553] r9:c640ff60 r8:c5311540 r7:0000000b r6:b6e70000 r5:c622b400 r4:c0c347c8 # [ 90.312297] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.322548] r9:c07e10c0 r8:c640ff60 r7:c2816000 r6:b6e70000 r5:c622b400 r4:00000000 # [ 90.331069] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.338213] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c640e000 r5:c622b4[ 90.850738] lkdtm: Performing direct entry EXEC_KMALLOC 00 # [ 90.346046] r4:c622b400[ 90.857145] lkdtm: attempting ok execution at c0c35158 # [ 90.348589] [] ([ 90.865217] lkdtm: attempting bad execution at c63ebbc0 ksys_write) from [] (sy[ 90.873179] 8<--- cut here --- s_write+0x[1 8 / 09x01.c8)7 9 0#78] Unable to handle kernel paging request at virtual address c63ebbc0 [ 90.3557[3 3 ] 9 0r.98:8c86143] pgd = 7891ee69 0e000 r8:c03002e4 r7:0000000[4 90.892650] [c63ebbc0] *pgd=1621141e(bad) 6:b6fb7e00 r5:000[0 0 0 09b0 .r849266] Internal error: Oops: 8000000d [#5] SMP ARM :0000000b # [ 90.363487] [] (sys_write) f[r o m 9[0<938273] CPU: 3 PID: 1858 Comm: cat Tainted: G D W 5.10.164-cip24 #1 c03000c0>[] ( r9e0t._9f4a8s2t6_] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) syscall+0x0/0x28) [ # [9 0 . 956530] PC is at 0xc63ebbc0 0.371060] Exception [s t a c9k0(.961841] LR is at execute_location+0xa4/0xb4 xc640ffa8 [t o 09x0.c9664806f2f] pc : [] lr : [] psr: 600e0013 f0) # [ [9 0 . 39706.191786]6 0] sp : c61efe30 ip : 00000027 fp : c61efe4c ffa0: [ 9 0 . 9 8 3 6 6 5 r10: 0000000d r9 : c1acdaa0 r8 : c15e879c 0000000[b 0 0900.09090005b37] r7 : c61eff60 r6 : 00000001 r5 : c63ebbc0 r4 : c0c35158 00000001[ b 6 e9700.090908 80803] r3 : 3a74a1f0 r2 : 3a74a1f0 r1 : ef7c05e4 r0 : 0000002b 0000b 000000[0 0 9#1 .[0 0 7 147] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0.384303] [f f c 091:. 0010601080] Control: 10c5387d Table: 146f004a DAC: 00000051 00b 0000000[b b 69f1b.70e20306 8] Process cat (pid: 1858, stack limit = 0xd97bb5a4) 00000004 0[0 0 0 09010.10 30102035] Stack: (0xc61efe30 to 0xc61f0000) 0000 00020000 b[e 8 5 e9a16.40 3 418] fe20: c63ebbc0 c5b45000 0000000d c61eff60 # [ 90.392485] [f f e 09:1 .0007587] fe40: c61efe64 c61efe50 c0c351a8 c1364558 00000021 c5b45000 c61efe74 c61efe68 000004 be85e798 b[6 f 2 2941c.f0 7846] fe60: c0c343e8 c0c3517c c61efe9c c61efe78 c0c348e8 c0c343c8 c0c347c8 c5d6c640 b6ea87e6 # [[ 9910..036987102] fe80: b6e39000 0000000d c5311540 c61eff60 c61efec4 c61efea0 c07e1124 c0c347d4 44] Code: c640[f e 0 89 1c.103768188] fea0: 00000000 c5d6c640 b6e39000 c2816000 c61eff60 c07e10c0 c61eff5c c61efec8 798 c1364558 c640[f e 6 c9 1(.e018361] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c61ee000 a0c00d) # [ [ 9 0 .9410.30694617] fee0: b6e39000 00020000 00000004 0000000d 0001fff3 c61efee0 00000001 b6e38000 7] ---[ end t[r a c e9 1c.01a0a8a86] ff00: c5aae500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dcd35a317d5 ]---[ # 9E1X.E1C18872] ff20: 00000000 00000000 c1379e18 3a74a1f0 c205caa0 c5d6c640 c5d6c640 c61ee000 STACK: missing '[c a l l9 1t.r1a29128] ff40: b6e39000 00000000 00000000 00000004 c61eff94 c61eff60 c0599538 c0598ea4 e:': [FAIL] [n o t 9o1k. 13319 84] ff60: 00000000 00000000 c61effac 3a74a1f0 0000000d 0000000d b6f80e00 00000004 selftests: lk[d t m :9 1E.X1E4C9_68] ff80: c03002e4 c61ee000 c61effa4 c61eff98 c05995c8 c05994d0 00000000 c61effa8 STACK.sh # exi[t = 1 9 1#. 1s5e9553] ffa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e39000 0000000d 00000000 ftests: lkdtm:[ E X E9C1_.1K6M9A23] ffc0: 0000000d 0000000d b6f80e00 00000004 00000001 00000000 00020000 bead1a64 LLOC.sh [ 91.179808] ffe0: 00000004 bead1798 b6eeb4cf b6e717e6 800e0030 00000001 00000000 00000000 [ 91.188758] Backtrace: [ 91.191228] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 91.199676] r7:c61eff60 r6:0000000d r5:c5b45000 r4:c63ebbc0 [ 91.205346] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.213704] r5:c5b45000 r4:00000021 [ 91.217289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.225307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.233233] r9:c61eff60 r8:c5311540 r7:0000000d r6:b6e39000 r5:c5d6c640 r4:c0c347c8 [ 91.240991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.248831] r9:c07e10c0 r8:c61eff60 r7:c2816000 r6:b6e39000 r5:c5d6c640 r4:00000000 [ 91.256584] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.263728] r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c61ee000 r5:c5d6c640 [ 91.271560] r4:c5d6c640 [ 91.274103] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.281246] r9:c61ee000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:0000000d r4:0000000d [ 91.289002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.296576] Exception stack(0xc61effa8 to 0xc61efff0) [ 91.301636] ffa0: 0000000d 0000000d 00000001 b6e39000 0000000d 00000000 [ 91.309819] ffc0: 0000000d 0000000d b6f80e00 00000004 00000001 00000000 00020000 bead1a64 [ 91.318002] ffe0: 00000004 bead1798 b6eeb4cf b6e717e6 [ 91.323062] Code: 00160017 d0bd03d0 13b0fd07 ec176006 (e1a0c00d) [ 91.329167] ---[ end trace c0aaadcd35a317d6 ]--- # Segmentation fault # [ 90.850738] lkdtm: Performing direct entry EXEC_KMALLOC # [ 90.857145] lkdtm: attempting ok execution at c0c35158 # [ 90.865217] lkdtm: attempting bad execution at c63ebbc0 # [ 90.873179] 8<--- cut here --- # [ 90.879078] Unable to handle kernel paging request at virtual address c63ebbc0 # [ 90.888123] pgd = 7891ee69 # [ 90.892650] [c63ebbc0] *pgd=1621141e(bad) # [ 90.899266] Internal error: Oops: 8000000d [#5] SMP ARM # [ 90.906569] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 90.938273] CPU: 3 PID: 1858 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 90.948263] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.956530] PC is at 0xc63ebbc0 # [ 90.961841] LR is at execute_location+0xa4/0xb4 # [ 90.968620] pc : [] lr : [] psr: 600e0013 # [ 90.976620] sp : c61efe30 ip : 00000027 fp : c61efe4c # [ 90.983665] r10: 0000000d r9 : c1acdaa0 r8 : c15e879c # [ 90.990537] r7 : c61eff60 r6 : 00000001 r5 : c63ebbc0 r4 : c0c35158 # [ 90.998883] r3 : 3a74a1f0 r2 : 3a74a1f0 r1 : ef7c05e4 r0 : 0000002b # [ 91.007147] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.016189] Control: 10c5387d Table: 146f004a DAC: 00000051 # [ 91.023668] Process cat (pid: 1858, stack limit = 0xd97bb5a4) # [ 91.031235] Stack: (0xc61efe30 to 0xc61f0000) # [ 91.037418] fe20: c63ebbc0 c5b45000 0000000d c61eff60 # [ 91.047587] fe40: c61efe64 c61efe50 c0c351a8 c1364558 00000021 c5b45000 c61efe74 c61efe68 # [ 91.057846] fe60: c0c343e8 c0c3517c c61efe9c c61efe78 c0c348e8 c0c343c8 c0c347c8 c5d6c640 # [ 91.068102] fe80: b6e39000 0000000d c5311540 c61eff60 c61efec4 c61efea0 c07e1124 c0c347d4 # [ 91.078188] fea0: 00000000 c5d6c640 b6e39000 c2816000 c61eff60 c07e10c0 c61eff5c c61efec8 # [ 91.088361] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c61ee000 # [ 91.098617] fee0: b6e39000 00020000 00000004 0000000d 0001fff3 c61efee0 00000001 b6e38000 # [ 91.108786] ff00: c5aae500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.118872] ff20: 00000000 00000000 c1379e18 3a74a1f0 c205caa0 c5d6c640 c5d6c640 c61ee000 # [ 91.129128] ff40: b6e39000 00000000 00000000 00000004 c61eff94 c61eff60 c0599538 c0598ea4 # [ 91.139384] ff60: 00000000 00000000 c61effac 3a74a1f0 0000000d 0000000d b6f80e00 00000004 # [ 91.149468] ff80: c03002e4 c61ee000 c61effa4 c61eff98 c05995c8 c05994d0 00000000 c61effa8 # [ 91.159553] ffa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e39000 0000000d 00000000 # [ 91.169723] ffc0: 0000000d 0000000d b6f80e00 00000004 00000001 00000000 00020000 bead1a64 # [ 91.179808] ffe0: 00000004 bead1798 b6eeb4cf b6e717e6 800e0030 00000001 00000000 00000000 # [ 91.188758] Backtrace: # [ 91.191228] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 91.199676] r7:c61eff60 r6:0000000d r5:c5b45000 r4:c63ebbc0 # [ 91.205346] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.213704] r5:c5b45000 r4:00000021 # [ 91.217289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.225307] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.233233] r9:c61eff60 r8:c5311540 r7:0000000d r6:b6e39000 r5:c5d6c640 r4:c0c347c8 # [ 91.240991] [] (full_proxy_wr[ 91.732428] lkdtm: Performing direct entry EXEC_VMALLOC ite) from [] (vfs_write[ 91.739656] lkdtm: attempting ok execution at c0c35158 +0x10c/0x524) # [ 91.248831] [ 91.747554] lkdtm: attempting bad execution at f096c000 r9:c07e10c0 r8:c61eff60 r7:c28160[ 91.755638] 8<--- cut here --- 00 r6:b6e39000 r5:c5d6c640 r4:000[ 91.761543] Unable to handle kernel paging request at virtual address f096c000 00000 # [ 91.256584] [] (vfs_write) from [][ 91.777301] [f096c000] *pgd=12949811, *pte=494ad65f, *ppte=494ad45f (ksys_write+0x74/0xec) # [ 91[ 91.786428] Internal error: Oops: 8000000f [#6] SMP ARM [ 91.794480] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 91.823509] CPU: 0 PID: 1935 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 91.831255] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.837793] PC is at 0xf096c000 [ 91.840946] LR is at execute_location+0xa4/0xb4 [ 91.845482] pc : [] lr : [] psr: 600e0013 [ 91.851753] sp : c6171e30 ip : c6171d38 fp : c6171e4c [ 91.856981] r10: 0000000d r9 : c1acdab0 r8 : c15e879c [ 91.862210] r7 : c6171f60 r6 : 00000001 r5 : f096c000 r4 : c0c35158 [ 91.868741] r3 : 08a3f8f4 r2 : 08a3f8f4 r1 : ef7815e0 r0 : 0000002b [ 91.875274] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 91.882417] Control: 10c5387d Table: 1676004a DAC: 00000051 [ 91.888168] Process cat (pid: 1935, stack limit = 0xe9462172) [ 91.893921] Stack: (0xc6171e30 to 0xc6172000) [ 91.898285] 1e20: f096c000 c63c2000 0000000d c6171f60 [ 91.906471] 1e40: c6171e64 c6171e50 c0c351dc c1364558 00000022 c63c2000 c6171e74 c6171e68 [ 91.914656] 1e60: c0c343e8 c0c351c0 c6171e9c c6171e78 c0c348e8 c0c343c8 c0c347c8 c5ada000 [ 91.922841] 1e80: b6e1c000 0000000d c5311540 c6171f60 c6171ec4 c6171ea0 c07e1124 c0c347d4 [ 91.931025] 1ea0: 00000000 c5ada000 b6e1c000 c2816000 c6171f60 c07e10c0 c6171f5c c6171ec8 [ 91.939211] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c6170000 [ 91.947395] 1ee0: b6e1c000 00020000 00000004 0000000d 0001fff3 c6171ee0 00000001 b6e1b000 [ 91.955579] 1f00: c5d6db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 91.963763] 1f20: 00000000 00000000 c1379e18 08a3f8f4 c205caa0 c5ada000 c5ada000 c6170000 [ 91.971947] 1f40: b6e1c000 00000000 00000000 00000004 c6171f94 c6171f60 c0599538 c0598ea4 [ 91.980131] 1f60: 00000000 00000000 c6171fac 08a3f8f4 0000000d 0000000d b6f63e00 00000004 [ 91.988315] 1f80: c03002e4 c6170000 c6171fa4 c6171f98 c05995c8 c05994d0 00000000 c6171fa8 [ 91.996499] 1fa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 [ 92.004685] 1fc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 bea62a64 [ 92.012869] 1fe0: 00000004 bea62798 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000 [ 92.021047] Backtrace: [ 92.023514] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 92.031960] r7:c6171f60 r6:0000000d r5:c63c2000 r4:f096c000 [ 92.037632] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.045986] r5:c63c2000 r4:00000022 [ 92.049572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.057592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.065517] r9:c6171f60 r8:c5311540 r7:0000000d r6:b6e1c000 r5:c5ada000 r4:c0c347c8 [ 92.073274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.081112] r9:c07e10c0 r8:c6171f60 r7:c2816000 r6:b6e1c000 r5:c5ada000 r4:00000000 [ 92.088864] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.096007] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6170000 r5:c5ada000 [ 92.103839] r4:c5ada000 [ 92.106382] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.113524] r9:c6170000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000d r4:0000000d [ 92.121281] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.128854] Exception stack(0xc6171fa8 to 0xc6171ff0) [ 92.133912] 1fa0: 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 [ 92.142096] 1fc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 bea62a64 [ 92.150278] 1fe0: 00000004 bea62798 b6ece4cf b6e547e6 [ 92.155342] Code: bad PC value .263728] r10:00000004 r9:0000000[ 92.158470] ---[ end trace c0aaadcd35a317d7 ]--- 0 r8:00000000 r7:b6e39000 r6:c61ee000 r5:c5d6c640 # [ 91.271560] r4:c5d6c640 # [ 91.274103] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.281246] r9:c61ee000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:0000000d r4:0000000d # [ 91.289002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.296576] Exception stack(0xc61effa8 to 0xc61efff0) # [ 91.301636] ffa0: 0000000d 0000000d 00000001 b6e39000 0000000d 00000000 # [ 91.309819] ffc0: 0000000d 0000000d b6f80e00 00000004 00000001 00000000 00020000 bead1a64 # [ 91.318002] ffe0: 00000004 bead1798 b6eeb4cf b6e717e6 # [ 91.323062] Code: 00160017 d0bd03d0 13b0fd07 ec176006 (e1a0c00d) # [ 91.329167] ---[ end trace c0aaadcd35a317d6 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 91.732428] lkdtm: Performing direct entry EXEC_VMALLOC # [ 91.739656] lkdtm: attempting ok execution at c0c35158 # [ 91.747554] lkdtm: attempting bad execution at f096c000 # [ 91.755638] 8<--- cut here --- # [ 91.761543] Unable to handle kernel paging request at virtual address f096c000 # [ 91.771678] pgd = ae7e2f72 # [ 91.777301] [f096c000] *pgd=12949811, *pte=494ad65f, *ppte=494ad45f # [ 91.786428] Internal error: Oops: 8000000f [#6] SMP ARM # [ 91.794480] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 91.823509] CPU: 0 PID: 1935 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 91.831255] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.837793] PC is at 0xf096c000 # [ 91.840946] LR is at execute_location+0xa4/0xb4 # [ 91.845482] pc : [] lr : [] psr: 600e0013 # [ 91.851753] sp : c6171e30 ip : c6171d38 fp : c6171e4c # [ 91.856981] r10: 0000000d r9 : c1acdab0 r8 : c15e879c # [ 91.862210] r7 : c6171f60 r6 : 00000001 r5 : f096c000 r4 : c0c35158 # [ 91.868741] r3 : 08a3f8f4 r2 : 08a3f8f4 r1 : ef7815e0 r0 : 0000002b # [ 91.875274] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.882417] Control: 10c5387d Table: 1676004a DAC: 00000051 # [ 91.888168] Process cat (pid: 1935, stack limit = 0xe9462172) # [ 91.893921] Stack: (0xc6171e30 to 0xc6172000) # [ 91.898285] 1e20: f096c000 c63c2000 0000000d c6171f60 # [ 91.906471] 1e40: c6171e64 c6171e50 c0c351dc c1364558 00000022 c63c2000 c6171e74 c6171e68 # [ 91.914656] 1e60: c0c343e8 c0c351c0 c6171e9c c6171e78 c0c348e8 c0c343c8 c0c347c8 c5ada000 # [ 91.922841] 1e80: b6e1c000 0000000d c5311540 c6171f60 c6171ec4 c6171ea0 c07e1124 c0c347d4 # [ 91.931025] 1ea0: 00000000 c5ada000 b6e1c000 c2816000 c6171f60 c07e10c0 c6171f5c c6171ec8 # [ 91.939211] 1ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c6170000 # [ 91.947395] 1ee0: b6e1c000 00020000 00000004 0000000d 0001fff3 c6171ee0 00000001 b6e1b000 # [ 91.955579] 1f00: c5d6db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.963763] 1f20: 00000000 00000000 c1379e18 08a3f8f4 c205caa0 c5ada000 c5ada000 c6170000 # [ 91.971947] 1f40: b6e1c000 00000000 00000000 00000004 c6171f94 c6171f60 c0599538 c0598ea4 # [ 91.980131] 1f60: 00000000 00000000 c6171fac 08a3f8f4 0000000d 0000000d b6f63e00 00000004 # [ 91.988315] 1f80: c03002e4 c6170000 c6171fa4 c6171f98 c05995c8 c05994d0 00000000 c6171fa8 # [ 91.996499] 1fa0: c03000c0 c05995bc 0000000d 0000000d 00000001 b6e1c000 0000000d 00000000 # [ 92.004685] 1fc0: 0000000d 0000000d b6f63e00 00000004 00000001 00000000 00020000 bea62a64 # [ 92.012869] 1fe0: 00000004 bea62798 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000 # [ 92.021047] Backtrace: # [ 92.023514] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 92.031960] r7:c6171f60 r6:0000000d r5:c63c2000 r4:f096c000 # [ 92.037632] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.045986] r5:c63c2000 r4:00000022 # [ 92.049572] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.057592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.065517] r9:c6171f60 r8:c5311540 r7:0000000d r6:b6e1c000 r5:c5ada000 r4:c0c347c8 # [ 92.073274] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.081112] r9:c07e10c0 r8:c6171f60 r7:c2816000 r6:b6e1c000 r5:c5ada000 r4:00000000 # [ 92.088864] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.096007] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c[ 92.601049] lkdtm: Performing direct entry EXEC_RODATA 000 r6:c6170000 r5:c5ada000 # [ [ 92.607244] lkdtm: attempting ok execution at c0c35158 92.103839] r4:c5ada000 # [ [ 92.615299] lkdtm: attempting bad execution at c15e8a38 92.106382] [] (ksys_wri[ 92.623309] 8<--- cut here --- te) from [[ < c 09529.9652c982>1]] Unable to handle kernel paging request at virtual address c15e8a38 (sys_write+[0 x 1 89/20.x613c8)169] pgd = 2e2db702 # [ 92.113524] r9:c61[7 0 0 02.642783] [c15e8a38] *pgd=1141941e(bad) 0 r8:c03002e4 r[7 : 0 0920.060409226] Internal error: Oops: 8000000d [#7] SMP ARM 4 r6:b6f63e00 r5:0000000d r4:0000[ 92.656444] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 000d # [ 92.1[2 1 2 8912]. 6[88148] CPU: 1 PID: 2012 Comm: cat Tainted: G D W 5.10.164-cip24 #1 c05995b0>][ ( s y9s2_.w6r9i7t9e68] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) from [] (ret_fas[t _ s92.706330] PC is at lkdtm_rodata_do_nothing+0x0/0x10 yscall+0x0/0x28) [ # [9 2 . 793890] LR is at execute_location+0xa4/0xb4 2.128854] E[x c e p9t2i.o7n2 04s96] pc : [] lr : [] psr: 600e0013 ack(0xc6[1 7 1 f9a28. 7t2o8 508x2] sp : c5a85e38 ip : 00000027 fp : c5a85e54 6171ff0)[ #9 2[. 7 3 59524.11 r10: 0000000c r9 : c1acdac0 r8 : c15e879c 33912] 1fa[0 : 9 2 . 7 4 2 4 15] r7 : c5a85f60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35158 [ 0 0 09020.0705d0 70601] r3 : 8dc8d3a0 r2 : 8dc8d3a0 r1 : ef7965e4 r0 : 0000002b 0000d 000000[0 1 b962e.17c5090025] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000000d [0 0 0 09020.0706 80 6#] Control: 10c5387d Table: 1670804a DAC: 00000051 [ 92.142[0 9 6 ]9 21.f7c705:5 8] Process cat (pid: 2012, stack limit = 0x092f3979) 0000000d 0[0 0 0 09020.d7 8b361f15] Stack: (0xc5a85e38 to 0xc5a86000) 3e00 0000000[4 0 09020.708090216] 5e20: 00000023 c6495000 00000000 0002000[0 b e9a26.27a9297] 5e40: 0000000c c5a85f60 c5a85e64 c5a85e58 c13647d8 c1364558 c5a85e74 c5a85e68 64 # [ 92.150[2 7 8 ]9 21.f8e09555] 5e60: c0c343e8 c13647c0 c5a85e9c c5a85e78 c0c348e8 c0c343c8 c0c347c8 c5d6cf00 : 00000004 b[e a 6 29729.88 1b96811] 5e80: b6eb1000 0000000c c5311540 c5a85f60 c5a85ec4 c5a85ea0 c07e1124 c0c347d4 ce4cf b6e547e6[ # 9[2. 8 2 9995] 5ea0: 00000000 c5d6cf00 b6eb1000 c2816000 c5a85f60 c07e10c0 c5a85f5c c5a85ec8 2.155342] Code:[ b a d9 2P.C8 3v981] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a84000 alue # [ 9[2 . 1 59824.7805]0 50] 5ee0: b6eb1000 00020000 00000004 0000000c 0001fff4 c5a85ee0 00000001 b6eb0000 ---[ end trac[ e c902a.a8a6d0c235] 5f00: c61ac140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 35a317d7 ]--- [# E X9E2C._87V0320] 5f20: 00000000 00000000 c1379e18 8dc8d3a0 c205caa0 c5d6cf00 c5d6cf00 c5a84000 ALLOC: missing[ ' c a9l2l. 8t8r0490] 5f40: b6eb1000 00000000 00000000 00000004 c5a85f94 c5a85f60 c0599538 c0598ea4 ce:': [FAIL] [n o t 9o2k. 83930661] 5f60: 00000000 00000000 c5a85fac 8dc8d3a0 0000000c 0000000c b6ff8e00 00000004 selftests: lk[d t m9:2 .E9X0E0C832] 5f80: c03002e4 c5a84000 c5a85fa4 c5a85f98 c05995c8 c05994d0 00000000 c5a85fa8 VMALLOC.sh #[ e x i9t2=.19 1 0#917] 5fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 selftests: lkdt[m : E9X2E.C9_2R003] 5fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 beb31a64 ODATA.sh [ 92.931174] 5fe0: 00000004 beb31798 b6f634cf b6ee97e6 800e0030 00000001 00000000 00000000 [ 92.940215] Backtrace: [ 92.942680] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 92.951039] r7:c5a85f60 r6:0000000c r5:c6495000 r4:00000023 [ 92.956711] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.964983] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.973005] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.980931] r9:c5a85f60 r8:c5311540 r7:0000000c r6:b6eb1000 r5:c5d6cf00 r4:c0c347c8 [ 92.988688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.996527] r9:c07e10c0 r8:c5a85f60 r7:c2816000 r6:b6eb1000 r5:c5d6cf00 r4:00000000 [ 93.004280] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.011424] r10:00000004 r9:00000000 r8:00000000 r7:b6eb1000 r6:c5a84000 r5:c5d6cf00 [ 93.019258] r4:c5d6cf00 [ 93.021803] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.028947] r9:c5a84000 r8:c03002e4 r7:00000004 r6:b6ff8e00 r5:0000000c r4:0000000c [ 93.036701] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.044275] Exception stack(0xc5a85fa8 to 0xc5a85ff0) [ 93.049336] 5fa0: 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 [ 93.057522] 5fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 beb31a64 [ 93.065704] 5fe0: 00000004 beb31798 b6f634cf b6ee97e6 [ 93.070764] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 93.076869] ---[ end trace c0aaadcd35a317d8 ]--- # Segmentation fault # [ 92.601049] lkdtm: Performing direct entry EXEC_RODATA # [ 92.607244] lkdtm: attempting ok execution at c0c35158 # [ 92.615299] lkdtm: attempting bad execution at c15e8a38 # [ 92.623309] 8<--- cut here --- # [ 92.629211] Unable to handle kernel paging request at virtual address c15e8a38 # [ 92.638169] pgd = 2e2db702 # [ 92.642783] [c15e8a38] *pgd=1141941e(bad) # [ 92.649226] Internal error: Oops: 8000000d [#7] SMP ARM # [ 92.656444] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 92.688148] CPU: 1 PID: 2012 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 92.697968] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.706330] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 92.713890] LR is at execute_location+0xa4/0xb4 # [ 92.720496] pc : [] lr : [] psr: 600e0013 # [ 92.728582] sp : c5a85e38 ip : 00000027 fp : c5a85e54 # [ 92.735541] r10: 0000000c r9 : c1acdac0 r8 : c15e879c # [ 92.742415] r7 : c5a85f60 r6 : 00000000 r5 : c15e8a38 r4 : c0c35158 # [ 92.750761] r3 : 8dc8d3a0 r2 : 8dc8d3a0 r1 : ef7965e4 r0 : 0000002b # [ 92.759025] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.768068] Control: 10c5387d Table: 1670804a DAC: 00000051 # [ 92.775548] Process cat (pid: 2012, stack limit = 0x092f3979) # [ 92.783115] Stack: (0xc5a85e38 to 0xc5a86000) # [ 92.789296] 5e20: 00000023 c6495000 # [ 92.799297] 5e40: 0000000c c5a85f60 c5a85e64 c5a85e58 c13647d8 c1364558 c5a85e74 c5a85e68 # [ 92.809555] 5e60: c0c343e8 c13647c0 c5a85e9c c5a85e78 c0c348e8 c0c343c8 c0c347c8 c5d6cf00 # [ 92.819811] 5e80: b6eb1000 0000000c c5311540 c5a85f60 c5a85ec4 c5a85ea0 c07e1124 c0c347d4 # [ 92.829895] 5ea0: 00000000 c5d6cf00 b6eb1000 c2816000 c5a85f60 c07e10c0 c5a85f5c c5a85ec8 # [ 92.839981] 5ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a84000 # [ 92.850150] 5ee0: b6eb1000 00020000 00000004 0000000c 0001fff4 c5a85ee0 00000001 b6eb0000 # [ 92.860235] 5f00: c61ac140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.870320] 5f20: 00000000 00000000 c1379e18 8dc8d3a0 c205caa0 c5d6cf00 c5d6cf00 c5a84000 # [ 92.880490] 5f40: b6eb1000 00000000 00000000 00000004 c5a85f94 c5a85f60 c0599538 c0598ea4 # [ 92.890661] 5f60: 00000000 00000000 c5a85fac 8dc8d3a0 0000000c 0000000c b6ff8e00 00000004 # [ 92.900832] 5f80: c03002e4 c5a84000 c5a85fa4 c5a85f98 c05995c8 c05994d0 00000000 c5a85fa8 # [ 92.910917] 5fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6eb1000 0000000c 00000000 # [ 92.921003] 5fc0: 0000000c 0000000c b6ff8e00 00000004 00000001 00000000 00020000 beb31a64 # [ 92.931174] 5fe0: 00000004 beb31798 b6f634cf b6ee97e6 800e0030 00000001 00000000 00000000 # [ 92.940215] Backtrace: # [ 92.942680] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 92.951039] r7:c5a85f60 r6:0000000c r5:c6495000 r4:00000023 # [ 92.956711] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.964983] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.973005] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.980931] r9:c5a85f60 r8:c5311540 r7:0000000c r6:b6eb1000 r5:c5d6cf00 r4:c0c347c8 # [ 92.988688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.996527] r9:c07e10c0 r8:c5a85f60 r[ 93.535131] lkdtm: Performing direct entry EXEC_USERSPACE 7:c2816000 r6:b6eb1000 r5:c5d6cf0[ 93.541492] lkdtm: attempting ok execution at c0c35158 0 r4:00000000 # [ 93.004280] [[ 93.551240] lkdtm: attempting bad execution at b6f2f000 ] (vfs_write) from [] (ksys_write[+ 0 x 7943/.567581] Internal error: : b [#8] SMP ARM xec) # [ 93.011424] r10:00000[ 93.574103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 004 r9:00000000 r8:00000[0 0 0 93.605802] CPU: 2 PID: 2088 Comm: cat Tainted: G D W 5.10.164-cip24 #1 7:b6eb1000 r6:[c 5 a 8934.060105 64] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r5:c5d6cf00 # [ 9[3 . 0 19932.624401] PC is at 0xb6f2f000 8] r4:c5d6cf00 # [ 93[. 0 2 13.629800] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 803] [ ] 9(3k.s6y3s7096] pc : [] lr : [] psr: 60070013 write) from [[ < c 09539.9654c58354] sp : c6187e48 ip : c6187d50 fp : c6187e64 ] (sys_write+[0 x 1 89/30.x6512c484] r10: 0000000f r9 : c1acdacc r8 : c15e879c # [ 93.028[9 4 7 ]9 3 .r695:9613] r7 : c6187f60 r6 : 0000000f r5 : c5c86000 r4 : b6f2f000 5a84000 r8:c03[0 0 2 e943 .r676:8132] r3 : 8b365fe1 r2 : 8b365fe1 r1 : ef7ab5e0 r0 : 0000002b 0000004 r6:b6ff8[e 0 0 9r35.:6076652] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000c r4:00000[0 0 c 9 3.#6 8[5865] Control: 10c5387d Table: 1632004a DAC: 00000051 93.036701] [.]693604] Process cat (pid: 2088, stack limit = 0xe57a7435) (sys_write) fro[m [ <9c30.37000512] Stack: (0xc6187e48 to 0xc6188000) 0c0>] (ret_fast_syscal[l + 0 x903.707865] 7e40: 00000001 00000000 0000000f 00000024 c6187e74 c6187e68 0x28) # [ 93.0442[7 5 ] 9E3x.718378] 7e60: c0c343e8 c0c351f4 c6187e9c c6187e78 c0c348e8 c0c343c8 c0c347c8 c6162280 eption stack(0xc5a85[f a 8 9t3o.728807] 7e80: b6de9000 0000000f c5311540 c6187f60 c6187ec4 c6187ea0 c07e1124 c0c347d4 0xc5a85ff0) # [ 93[. 0 4 99333739236] 7ea0: 00000000 c6162280 b6de9000 c2816000 c6187f60 c07e10c0 c6187f5c c6187ec8 6] 5fa0: [ 9 3 . 49663] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c598ef24 c0599538 c6186000 0000000c 0000000c [0 0 0 09030.060006] 7ee0: b6de9000 00020000 00000004 0000000f 0001fff1 c6187ee0 00000001 00000805 1 b6eb1000 000000[0 c 09030.0700347] 7f00: c5adb040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000 # [ 93.05752[2 ] 59f3c.080602] 7f20: 00000000 00000000 c6186000 8b365fe1 b6de8000 c6162280 c6162280 c6186000 : 0000000c 0000000c [b 6 f f983e.790944] 7f40: b6de9000 00000000 00000000 00000004 c6187f94 c6187f60 c0599538 c0598ea4 0 00000004 00000001 [0 0 0 09030.801371] 7f60: 00000000 00000000 c6187fac 8b365fe1 0000000f 0000000f b6f30e00 00000004 0 00020000 beb31a6[4 #9 3[. 811798] 7f80: c03002e4 c6186000 c6187fa4 c6187f98 c05995c8 c05994d0 00000000 c6187fa8 93.065704] 5fe0: 00[0 0 0 09034.822142] 7fa0: c03000c0 c05995bc 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 beb31798 b6f634cf b6[e e 9 79e36.832569] 7fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 beb5fa64 # [ 93.070764] Co[d e : 953f.842997] 7fe0: 00000004 beb5f798 b6e9b4cf b6e217e6 800e0030 00000001 00000000 00000000 27563 6e756f63 000[0 0 0 7943 .a853418] Backtrace: 55aa55 (e1a0c00d) # [ [9 3 . 93.858040] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 76869] ---[ end[ t r a9c3e. 8c60068] r4:00000024 aaadcd35a317d8 ]--- # [E X E C9_.873601] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) RODATA: missing 'call trace:'[: 93.883948] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [FAIL] not ok 34 self[t e s t9s3.894457] r9:c6187f60 r8:c5311540 r7:0000000f r6:b6de9000 r5:c6162280 r4:c0c347c8 lkdtm: EXEC_RODATA.sh # exi[t = 93.904543] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # selftests: lkdtm[: E X9E3C.914967] r9:c07e10c0 r8:c6187f60 r7:c2816000 r6:b6de9000 r5:c6162280 r4:00000000 USERSPACE.sh [ 93.924962] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.933306] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6186000 r5:c6162280 [ 93.941140] r4:c6162280 [ 93.943684] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.950826] r9:c6186000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000f r4:0000000f [ 93.958581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.966154] Exception stack(0xc6187fa8 to 0xc6187ff0) [ 93.971214] 7fa0: 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 [ 93.979398] 7fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 beb5fa64 [ 93.987580] 7fe0: 00000004 beb5f798 b6e9b4cf b6e217e6 [ 93.992642] Code: bad PC value [ 93.995709] ---[ end trace c0aaadcd35a317d9 ]--- # Segmentation fault # [ 93.535131] lkdtm: Performing direct entry EXEC_USERSPACE # [ 93.541492] lkdtm: attempting ok execution at c0c35158 # [ 93.551240] lkdtm: attempting bad execution at b6f2f000 # [ 93.557745] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f2f000 # [ 93.567581] Internal error: : b [#8] SMP ARM # [ 93.574103] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 93.605802] CPU: 2 PID: 2088 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 93.615964] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.624401] PC is at 0xb6f2f000 # [ 93.629800] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 93.637096] pc : [] lr : [] psr: 60070013 # [ 93.645354] sp : c6187e48 ip : c6187d50 fp : c6187e64 # [ 93.652484] r10: 0000000f r9 : c1acdacc r8 : c15e879c # [ 93.659613] r7 : c6187f60 r6 : 0000000f r5 : c5c86000 r4 : b6f2f000 # [ 93.668132] r3 : 8b365fe1 r2 : 8b365fe1 r1 : ef7ab5e0 r0 : 0000002b # [ 93.676652] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.685865] Control: 10c5387d Table: 1632004a DAC: 00000051 # [ 93.693604] Process cat (pid: 2088, stack limit = 0xe57a7435) # [ 93.701512] Stack: (0xc6187e48 to 0xc6188000) # [ 93.707865] 7e40: 00000001 00000000 0000000f 00000024 c6187e74 c6187e68 # [ 93.718378] 7e60: c0c343e8 c0c351f4 c6187e9c c6187e78 c0c348e8 c0c343c8 c0c347c8 c6162280 # [ 93.728807] 7e80: b6de9000 0000000f c5311540 c6187f60 c6187ec4 c6187ea0 c07e1124 c0c347d4 # [ 93.739236] 7ea0: 00000000 c6162280 b6de9000 c2816000 c6187f60 c07e10c0 c6187f5c c6187ec8 # [ 93.749663] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c598ef24 c0599538 c6186000 # [ 93.760006] 7ee0: b6de9000 00020000 00000004 0000000f 0001fff1 c6187ee0 00000001 00000805 # [ 93.770347] 7f00: c5adb040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.780602] 7f20: 00000000 00000000 c6186000 8b365fe1 b6de8000 c6162280 c6162280 c6186000 # [ 93.790944] 7f40: b6de9000 00000000 00000000 00000004 c6187f94 c6187f60 c0599538 c0598ea4 # [ 93.801371] 7f60: 00000000 00000000 c6187fac 8b365fe1 0000000f 0000000f b6f30e00 00000004 # [ 93.811798] 7f80: c03002e4 c6186000 c6187fa4 c6187f98 c05995c8 c05994d0 00000000 c6187fa8 # [ 93.822142] 7fa0: c03000c0 c05995bc 0000000f 0000000f 00000001 b6de9000 0000000f 00000000 # [ 93.832569] 7fc0: 0000000f 0000000f b6f30e00 00000004 00000001 00000000 00020000 beb5fa64 # [ 93.842997] 7fe0: 00000004 beb5f798 b6e9b4cf b6e217e6 800e0030 00000001 00000000 00000000 # [ 93.853418] Backtrace: # [ 93.858040] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.869068] r4:00000024 # [ 93.873601] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.883948] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.894457] r9:c6187f60 r8:c5311540 r7:0000000f r6:b6de9000 r5:c6162280 r4:c0c347c8 # [ 93.904543] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.914967] r9:c07e10c0 r8:c6187f60 r7:c2816000 r6:b6de9000 r5:c6162280 r4:00000000 # [ 93.924962] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.933306] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6186000 r5:c6162280 # [ 93.941140] r4:c6162280 # [ 93.943684] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.950826] r9:c6186000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000f r4:0000000f # [ 93.958581] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.966154] Exception stack(0xc6187fa8 to 0xc6187ff0) # [ 93.971214] 7fa0: 0000000f 000[ 94.426810] lkdtm: Performing direct entry EXEC_NULL 0000f 00000001 b6d[e 9 0 0904 .0432924] lkdtm: attempting ok execution at c0c35158 00000f 00000000 # [ 93.979398][ 94.440483] lkdtm: attempting bad execution at 00000000 7fc0: 0000000f 0000000f b6f30e00[ 94.448385] 8<--- cut here --- 00000004 00000001 00000000 00020[ 94.454410] Unable to handle kernel NULL pointer dereference at virtual address 00000000 000 beb5fa64 # [ 93.987580] 7f[ 94.465254] pgd = 04a17bc6 e0: 00000004 beb5f798 b6e9b4cf b6[ 94.470796] [00000000] *pgd=00000000 e217e6 # [ 93.992642] Code: ba[ 94.477273] Internal error: Oops: 80000005 [#9] SMP ARM d PC value # [ 93.995709] ---[[ 94.485309] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 end trace c0aaadcd[3 5 a 39147.d17014] CPU: 2 PID: 2159 Comm: cat Tainted: G D W 5.10.164-cip24 #1 9 ]--- [# E X9E4C._5U2S6E9R2S0] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ACE: missing 'ca[l l t9r4a.c5e35188] PC is at 0x0 ': [FAIL] not ok 35 [s e l f9t4e539806] LR is at execute_location+0xa4/0xb4 sts: lkdtm[: E X94E.C5_4U6S5E8R] pc : [<00000000>] lr : [] psr: 600e0013 SPAC[E . s h9 4#. 5e5x4i5t8=41] sp : c627de38 ip : c627dd40 fp : c627de54 # selfte[s t s :9 4l.k5d6t1m3:7 3] r10: 0000000a r9 : c1acdadc r8 : c15e879c XEC_NULL[. s h 9 4.568332] r7 : c627df60 r6 : 00000000 r5 : 00000000 r4 : c0c35158 [ 94.575987] r3 : 0d0dd3d4 r2 : 0d0dd3d4 r1 : ef7ab5e0 r0 : 0000002b [ 94.582520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 94.589661] Control: 10c5387d Table: 1632004a DAC: 00000051 [ 94.595414] Process cat (pid: 2159, stack limit = 0xe57625cc) [ 94.601164] Stack: (0xc627de38 to 0xc627e000) [ 94.605527] de20: 00000025 c5c86000 [ 94.613713] de40: 0000000a c627df60 c627de64 c627de58 c13647fc c1364558 c627de74 c627de68 [ 94.621897] de60: c0c343e8 c13647e8 c627de9c c627de78 c0c348e8 c0c343c8 c0c347c8 c627e8c0 [ 94.630083] de80: b6e1e000 0000000a c5311540 c627df60 c627dec4 c627dea0 c07e1124 c0c347d4 [ 94.638268] dea0: 00000000 c627e8c0 b6e1e000 c2816000 c627df60 c07e10c0 c627df5c c627dec8 [ 94.646454] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c627c000 [ 94.654641] dee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c627dee0 00000001 b6e1d000 [ 94.662824] df00: c44e57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 94.671009] df20: 00000000 00000000 c1379e18 0d0dd3d4 c205caa0 c627e8c0 c627e8c0 c627c000 [ 94.679195] df40: b6e1e000 00000000 00000000 00000004 c627df94 c627df60 c0599538 c0598ea4 [ 94.687381] df60: 00000000 00000000 c627dfac 0d0dd3d4 0000000a 0000000a b6f65e00 00000004 [ 94.695566] df80: c03002e4 c627c000 c627dfa4 c627df98 c05995c8 c05994d0 00000000 c627dfa8 [ 94.703751] dfa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 94.711935] dfc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 be827a64 [ 94.720119] dfe0: 00000004 be827798 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 [ 94.728298] Backtrace: [ 94.730762] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 94.738949] r7:c627df60 r6:0000000a r5:c5c86000 r4:00000025 [ 94.744621] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.752722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.760740] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.768667] r9:c627df60 r8:c5311540 r7:0000000a r6:b6e1e000 r5:c627e8c0 r4:c0c347c8 [ 94.776424] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.784262] r9:c07e10c0 r8:c627df60 r7:c2816000 r6:b6e1e000 r5:c627e8c0 r4:00000000 [ 94.792014] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.799158] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c627c000 r5:c627e8c0 [ 94.806990] r4:c627e8c0 [ 94.809534] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.816677] r9:c627c000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a [ 94.824432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.832005] Exception stack(0xc627dfa8 to 0xc627dff0) [ 94.837064] dfa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 94.845247] dfc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 be827a64 [ 94.853429] dfe0: 00000004 be827798 b6ed04cf b6e567e6 [ 94.858493] Code: bad PC value [ 94.861607] ---[ end trace c0aaadcd35a317da ]--- # Segmentation fault # [ 94.426810] lkdtm: Performing direct entry EXEC_NULL # [ 94.432924] lkdtm: attempting ok execution at c0c35158 # [ 94.440483] lkdtm: attempting bad execution at 00000000 # [ 94.448385] 8<--- cut here --- # [ 94.454410] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 94.465254] pgd = 04a17bc6 # [ 94.470796] [00000000] *pgd=00000000 # [ 94.477273] Internal error: Oops: 80000005 [#9] SMP ARM # [ 94.485309] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 94.517014] CPU: 2 PID: 2159 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 94.526920] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.535188] PC is at 0x0 # [ 94.539806] LR is at execute_location+0xa4/0xb4 # [ 94.546585] pc : [<00000000>] lr : [] psr: 600e0013 # [ 94.554584] sp : c627de38 ip : c627dd40 fp : c627de54 # [ 94.561373] r10: 0000000a r9 : c1acdadc r8 : c15e879c # [ 94.568332] r7 : c627df60 r6 : 00000000 r5 : 00000000 r4 : c0c35158 # [ 94.575987] r3 : 0d0dd3d4 r2 : 0d0dd3d4 r1 : ef7ab5e0 r0 : 0000002b # [ 94.582520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 94.589661] Control: 10c5387d Table: 1632004a DAC: 00000051 # [ 94.595414] Process cat (pid: 2159, stack limit = 0xe57625cc) # [ 94.601164] Stack: (0xc627de38 to 0xc627e000) # [ 94.605527] de20: 00000025 c5c86000 # [ 94.613713] de40: 0000000a c627df60 c627de64 c627de58 c13647fc c1364558 c627de74 c627de68 # [ 94.621897] de60: c0c343e8 c13647e8 c627de9c c627de78 c0c348e8 c0c343c8 c0c347c8 c627e8c0 # [ 94.630083] de80: b6e1e000 0000000a c5311540 c627df60 c627dec4 c627dea0 c07e1124 c0c347d4 # [ 94.638268] dea0: 00000000 c627e8c0 b6e1e000 c2816000 c627df60 c07e10c0 c627df5c c627dec8 # [ 94.646454] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c627c000 # [ 94.654641] dee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c627dee0 00000001 b6e1d000 # [ 94.662824] df00: c44e57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.671009] df20: 00000000 00000000 c1379e18 0d0dd3d4 c205caa0 c627e8c0 c627e8c0 c627c000 # [ 94.679195] df40: b6e1e000 00000000 00000000 00000004 c627df94 c627df60 c0599538 c0598ea4 # [ 94.687381] df60: 00000000 00000000 c627dfac 0d0dd3d4 0000000a 0000000a b6f65e00 00000004 # [ 94.695566] df80: c03002e4 c627c000 c627dfa4 c627df98 c05995c8 c05994d0 00000000 c627dfa8 # [ 94.703751] dfa0: c03000c0 c05995bc 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 94.711935] dfc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 be827a64 # [ 94.720119] dfe0: 00000004 be827798 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 # [ 94.728298] Backtrace: # [ 94.730762] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 94.738949] r7:c627df60 r6:0000000a r5:c5c86000 r4:00000025 # [ 94.744621] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.752722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.760740] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.768667] r9:c627df60 r8:c5311540 r7:0000000a r6:b6e1e000 r5:c627e8c0 r4:c0c347c8 # [ 94.776424] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.784262] r9:c07e10c0 r8:c627df60 r7:c2816000 r6:b6e1e000 r5:c627e8c0 r4:00000000 # [ [ 95.283430] lkdtm: Performing direct entry ACCESS_USERSPACE 94.792014] [] (vfs_wr[ 95.291863] lkdtm: attempting bad read at b6f6b000 ite) from [] (ksys_writ[ 95.299414] 8<--- cut here --- [ 95.305284] Unhandled fault: page domain fault (0x01b) at 0xb6f6b000 [ 95.311666] pgd = ff3402b6 [ 95.314395] [b6f6b000] *pgd=49417831 [ 95.318018] Internal error: : 1b [#10] SMP ARM [ 95.322486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 95.351761] CPU: 0 PID: 2235 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 95.359529] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.366094] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 95.371359] LR is at __irq_work_queue_local+0x40/0x74 [ 95.376435] pc : [] lr : [] psr: 600e0013 [ 95.382722] sp : c5a6be38 ip : c5a6bd40 fp : c5a6be64 [ 95.387965] r10: 00000011 r9 : c1acdae8 r8 : c15e879c [ 95.393212] r7 : c5a6bf60 r6 : 00000051 r5 : c5a6a000 r4 : b6f6b000 [ 95.399761] r3 : 03524b23 r2 : 03524b23 r1 : ef7815e0 r0 : 00000026 [ 95.406313] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 95.413471] Control: 10c5387d Table: 1612004a DAC: 00000051 [ 95.419239] Process cat (pid: 2235, stack limit = 0x6c2eb515) [ 95.425009] Stack: (0xc5a6be38 to 0xc5a6c000) [ 95.429392] be20: 00000022 00000000 [ 95.437602] be40: 00000000 03524b23 c5a6be6c 00000026 c63c3000 00000011 c5a6be74 c5a6be68 [ 95.445811] be60: c0c343e8 c0c352c8 c5a6be9c c5a6be78 c0c348e8 c0c343c8 c0c347c8 c5adbcc0 [ 95.454019] be80: b6e25000 00000011 c5311540 c5a6bf60 c5a6bec4 c5a6bea0 c07e1124 c0c347d4 [ 95.462227] bea0: 00000000 c5adbcc0 b6e25000 c2816000 c5a6bf60 c07e10c0 c5a6bf5c c5a6bec8 [ 95.470433] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a6a000 [ 95.478641] bee0: b6e25000 00020000 00000004 00000011 0001ffef c5a6bee0 00000001 b6e24000 [ 95.486846] bf00: c6162000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 95.495053] bf20: 00000000 00000000 c1379e18 03524b23 c205caa0 c5adbcc0 c5adbcc0 c5a6a000 [ 95.503259] bf40: b6e25000 00000000 00000000 00000004 c5a6bf94 c5a6bf60 c0599538 c0598ea4 [ 95.511465] bf60: 00000000 00000000 c5a6bfac 03524b23 00000011 00000011 b6f6ce00 00000004 [ 95.519672] bf80: c03002e4 c5a6a000 c5a6bfa4 c5a6bf98 c05995c8 c05994d0 00000000 c5a6bfa8 [ 95.527878] bfa0: c03000c0 c05995bc 00000011 00000011 00000001 b6e25000 00000011 00000000 [ 95.536085] bfc0: 00000011 00000011 b6f6ce00 00000004 00000001 00000000 00020000 bef40a64 [ 95.544291] bfe0: 00000004 bef40798 b6ed74cf b6e5d7e6 800e0030 00000001 00000000 00000000 [ 95.552485] Backtrace: [ 95.554984] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.563710] r6:00000011 r5:c63c3000 r4:00000026 [ 95.568364] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.576410] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.584359] r9:c5a6bf60 r8:c5311540 r7:00000011 r6:b6e25000 r5:c5adbcc0 r4:c0c347c8 [ 95.592143] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 95.600005] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e25000 r5:c5adbcc0 r4:00000000 [ 95.607781] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.614946] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c5a6a000 r5:c5adbcc0 [ 95.622794] r4:c5adbcc0 [ 95.625361] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.632527] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f6ce00 r5:00000011 r4:00000011 [ 95.640306] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.647895] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) [ 95.652974] bfa0: 00000011 00000011 00000001 b6e25000 00000011 00000000 [ 95.661181] bfc0: 00000011 00000011 b6f6ce00 00000004 00000001 00000000 00020000 bef40a64 [ 95.669382] bfe0: 00000004 bef40798 b6ed74cf b6e5d7e6 [ 95.674464] Code: e1a01004 e30e0a0c e34c01ac eb1c9118 (e5943000) [ 95.680591] ---[ end trace c0aaadcd35a317db ]--- e+0x74/0xec) # [ 94.799158] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c627c000 r5:c627e8c0 # [ 94.806990] r4:c627e8c0 # [ 94.809534] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.816677] r9:c627c000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a # [ 94.824432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.832005] Exception stack(0xc627dfa8 to 0xc627dff0) # [ 94.837064] dfa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 94.845247] dfc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 be827a64 # [ 94.853429] dfe0: 00000004 be827798 b6ed04cf b6e567e6 # [ 94.858493] Code: bad PC value # [ 94.861607] ---[ end trace c0aaadcd35a317da ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 95.283430] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 95.291863] lkdtm: attempting bad read at b6f6b000 # [ 95.299414] 8<--- cut here --- # [ 95.305284] Unhandled fault: page domain fault (0x01b) at 0xb6f6b000 # [ 95.311666] pgd = ff3402b6 # [ 95.314395] [b6f6b000] *pgd=49417831 # [ 95.318018] Internal error: : 1b [#10] SMP ARM # [ 95.322486] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 95.351761] CPU: 0 PID: 2235 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 95.359529] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.366094] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 95.371359] LR is at __irq_work_queue_local+0x40/0x74 # [ 95.376435] pc : [] lr : [] psr: 600e0013 # [ 95.382722] sp : c5a6be38 ip : c5a6bd40 fp : c5a6be64 # [ 95.387965] r10: 00000011 r9 : c1acdae8 r8 : c15e879c # [ 95.393212] r7 : c5a6bf60 r6 : 00000051 r5 : c5a6a000 r4 : b6f6b000 # [ 95.399761] r3 : 03524b23 r2 : 03524b23 r1 : ef7815e0 r0 : 00000026 # [ 95.406313] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 95.413471] Control: 10c5387d Table: 1612004a DAC: 00000051 # [ 95.419239] Process cat (pid: 2235, stack limit = 0x6c2eb515) # [ 95.425009] Stack: (0xc5a6be38 to 0xc5a6c000) # [ 95.429392] be20: 00000022 00000000 # [ 95.437602] be40: 00000000 03524b23 c5a6be6c 00000026 c63c3000 00000011 c5a6be74 c5a6be68 # [ 95.445811] be60: c0c343e8 c0c352c8 c5a6be9c c5a6be78 c0c348e8 c0c343c8 c0c347c8 c5adbcc0 # [ 95.454019] be80: b6e25000 00000011 c5311540 c5a6bf60 c5a6bec4 c5a6bea0 c07e1124 c0c347d4 # [ 95.462227] bea0: 00000000 c5adbcc0 b6e25000 c2816000 c5a6bf60 c07e10c0 c5a6bf5c c5a6bec8 # [ 95.470433] bec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5a6a000 # [ 95.478641] bee0: b6e25000 00020000 00000004 00000011 0001ffef c5a6bee0 00000001 b6e24000 # [ 95.486846] bf00: c6162000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 95.495053] bf20: 00000000 00000000 c1379e18 03524b23 c205caa0 c5adbcc0 c5adbcc0 c5a6a000 # [ 95.503259] bf40: b6e25000 00000000 00000000 00000004 c5a6bf94 c5a6bf60 c0599538 c0598ea4 # [ 95.511465] bf60: 00000000 00000000 c5a6bfac 03524b23 00000011 00000011 b6f6ce00 00000004 # [ 95.519672] bf80: c03002e4 c5a6a000 c5a6bfa4 c5a6bf98 c05995c8 c05994d0 00000000 c5a6bfa8 # [ 95.527878] bfa0: c03000c0 c05995bc 00000011 00000011 00000001 b6e25000 00000011 00000000 # [ 95.536085] bfc0: 00000011 00000011 b6f6ce00 00000004 00000001 00000000 00020000 bef40a64 # [ 95.544291] bfe0: 00000004 bef40798 b6ed74cf b6e5d7e6 800e0030 00000001 00000000 00000000 # [ 95.552485] Backtrace: # [ 95.554984] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.563710] r6:00000011 r5:c63c3000 r4:00000026 # [ 95.568364] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.576410] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.584359] r9:c5a6bf60 r8:c5311540 r7:00000011 r6:b6e25000 r5:c5adbcc0 r4:c0c347c8 # [ 95.592143] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.600005] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e25000 r5:c5adbcc0 r4:00000000 # [ 95.607781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.614946] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c5a6a000 r5:c5adbcc0 # [ 95.622794] r4:c5adbcc0 # [ 95.625361] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.632527] r9:c5a6a000 r8:c03002e4[ 96.162024] lkdtm: Performing direct entry ACCESS_NULL r7:00000004 r6:b6f6ce00 r5:00000[ 96.169086] lkdtm: attempting bad read at 00000000 011 r4:00000011 # [ 95.640306][ 96.176823] 8<--- cut here --- [] (sys_write) from [<[ 96.182656] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c03000c0>] (ret_fast_syscall+0x0/[ 96.193675] pgd = 2e2db702 0x28) # [ 95.647895] Exception 96.199135] [00000000] *pgd=00000000 stack(0xc5a6bfa8 to 0xc5a6bff0) [ 96.205541] Internal error: Oops: 5 [#11] SMP ARM # [ 95.652974] bfa0: [ 96.213056] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 00000011 00[0 0 0 09161.244757] CPU: 3 PID: 2310 Comm: cat Tainted: G D W 5.10.164-cip24 #1 00000001 b[6 e 2 59060.02 50407050] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0011 00000000 # [ 95.66[1 1 8 96.263109] PC is at lkdtm_ACCESS_NULL+0x28/0x68 ] bfc0: 00000011 0000001[1 b 696.270241] LR is at __irq_work_queue_local+0x40/0x74 6ce00 00000[0 0 4 9060.0207070702] pc : [] lr : [] psr: 600e0013 1 00000000[ 0 0 09260.2080507 9b] sp : c5b77e50 ip : c5b77d58 fp : c5b77e64 ef40a64 [# [ 9 6 .9259.267659] r10: 0000000c r9 : c1acdafc r8 : c15e879c 382] bfe0[: 0 09060.02090947 1b] r7 : c5b77f60 r6 : 0000000c r5 : c6150000 r4 : 00000000 ef40798 [b 6 e d9764.c3f0 79b766e r3 : a7cabfcb r2 : a7cabfcb r1 : ef7c05e0 r0 : 00000026 5d7e6 # [ 95[. 6 7 49466.43]1 154] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Code: e1a0[1 0 0 49 6e.3302e502a81] Control: 10c5387d Table: 1670804a DAC: 00000051 c e34c01ac eb1c[ 9 1 1986 .(3e352849] Process cat (pid: 2310, stack limit = 0x960b1ddb) 43000) #[ [ 9 69.53.46085087] Stack: (0xc5b77e50 to 0xc5b78000) 91] ---[ end tr[a c e 9c60.a3a4a768] 7e40: 00000027 c6150000 c5b77e74 c5b77e68 dcd35a317db ]--- [# A C9C6E.S356941] 7e60: c0c343e8 c136480c c5b77e9c c5b77e78 c0c348e8 c0c343c8 c0c347c8 c5aaf400 _USERSPACE: missi[n g '9c6a.l3l7286] 7e80: b6e31000 0000000c c5311540 c5b77f60 c5b77ec4 c5b77ea0 c07e1124 c0c347d4 trace:': [FAIL[] n9o6t. 37o7541] 7ea0: 00000000 c5aaf400 b6e31000 c2816000 c5b77f60 c07e10c0 c5b77f5c c5b77ec8 37 selftests: lk[d t m :9 6A.C3C7712] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5b76000 ESS_USERSPACE.sh # [e x i t9=61. 97971] 7ee0: b6e31000 00020000 00000004 0000000c 0001fff4 c5b77ee0 00000001 b6e30000 # selftests: l[k d t m9:6 .A4C0C312] 7f00: c5af5a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ESS_NULL.sh [ 96.418484] 7f20: 00000000 00000000 c1379e18 a7cabfcb c205caa0 c5aaf400 c5aaf400 c5b76000 [ 96.427785] 7f40: b6e31000 00000000 00000000 00000004 c5b77f94 c5b77f60 c0599538 c0598ea4 [ 96.435969] 7f60: 00000000 00000000 c5b77fac a7cabfcb 0000000c 0000000c b6f78e00 00000004 [ 96.444154] 7f80: c03002e4 c5b76000 c5b77fa4 c5b77f98 c05995c8 c05994d0 00000000 c5b77fa8 [ 96.452338] 7fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6e31000 0000000c 00000000 [ 96.460522] 7fc0: 0000000c 0000000c b6f78e00 00000004 00000001 00000000 00020000 beb3ca64 [ 96.468706] 7fe0: 00000004 beb3c798 b6ee34cf b6e697e6 800e0030 00000001 00000000 00000000 [ 96.476887] Backtrace: [ 96.479353] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 96.487622] r5:c6150000 r4:00000027 [ 96.491209] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.499227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 96.507151] r9:c5b77f60 r8:c5311540 r7:0000000c r6:b6e31000 r5:c5aaf400 r4:c0c347c8 [ 96.514908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 96.522749] r9:c07e10c0 r8:c5b77f60 r7:c2816000 r6:b6e31000 r5:c5aaf400 r4:00000000 [ 96.530501] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 96.537643] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5b76000 r5:c5aaf400 [ 96.545478] r4:c5aaf400 [ 96.548020] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.555163] r9:c5b76000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:0000000c r4:0000000c [ 96.562919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.570493] Exception stack(0xc5b77fa8 to 0xc5b77ff0) [ 96.575551] 7fa0: 0000000c 0000000c 00000001 b6e31000 0000000c 00000000 [ 96.583735] 7fc0: 0000000c 0000000c b6f78e00 00000004 00000001 00000000 00020000 beb3ca64 [ 96.591916] 7fe0: 00000004 beb3c798 b6ee34cf b6e697e6 [ 96.596977] Code: e30e0a0c e34c01ac e1a01004 ebffd402 (e5945000) [ 96.603158] ---[ end trace c0aaadcd35a317dc ]--- # Segmentation fault # [ 96.162024] lkdtm: Performing direct entry ACCESS_NULL # [ 96.169086] lkdtm: attempting bad read at 00000000 # [ 96.176823] 8<--- cut here --- # [ 96.182656] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 96.193675] pgd = 2e2db702 # [ 96.199135] [00000000] *pgd=00000000 # [ 96.205541] Internal error: Oops: 5 [#11] SMP ARM # [ 96.213056] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 96.244757] CPU: 3 PID: 2310 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 96.254750] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.263109] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 96.270241] LR is at __irq_work_queue_local+0x40/0x74 # [ 96.277712] pc : [] lr : [] psr: 600e0013 # [ 96.285799] sp : c5b77e50 ip : c5b77d58 fp : c5b77e64 # [ 96.292757] r10: 0000000c r9 : c1acdafc r8 : c15e879c # [ 96.299716] r7 : c5b77f60 r6 : 0000000c r5 : c6150000 r4 : 00000000 # [ 96.307976] r3 : a7cabfcb r2 : a7cabfcb r1 : ef7c05e0 r0 : 00000026 # [ 96.316154] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 96.325281] Control: 10c5387d Table: 1670804a DAC: 00000051 # [ 96.332849] Process cat (pid: 2310, stack limit = 0x960b1ddb) # [ 96.340587] Stack: (0xc5b77e50 to 0xc5b78000) # [ 96.346768] 7e40: 00000027 c6150000 c5b77e74 c5b77e68 # [ 96.356941] 7e60: c0c343e8 c136480c c5b77e9c c5b77e78 c0c348e8 c0c343c8 c0c347c8 c5aaf400 # [ 96.367286] 7e80: b6e31000 0000000c c5311540 c5b77f60 c5b77ec4 c5b77ea0 c07e1124 c0c347d4 # [ 96.377541] 7ea0: 00000000 c5aaf400 b6e31000 c2816000 c5b77f60 c07e10c0 c5b77f5c c5b77ec8 # [ 96.387712] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5b76000 # [ 96.397971] 7ee0: b6e31000 00020000 00000004 0000000c 0001fff4 c5b77ee0 00000001 b6e30000 # [ 96.408312] 7f00: c5af5a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 96.418484] 7f20: 00000000 00000000 c1379e18 a7cabfcb c205caa0 c5aaf400 c5aaf400 c5b76000 # [ 96.427785] 7f40: b6e31000 00000000 00000000 00000004 c5b77f94 c5b77f60 c0599538 c0598ea4 # [ 96.435969] 7f60: 00000000 00000000 c5b77fac a7cabfcb 0000000c 0000000c b6f78e00 00000004 # [ 96.444154] 7f80: c03002e4 c5b76000 c5b77fa4 c5b77f98 c05995c8 c05994d0 00000000 c5b77fa8 # [ 96.452338] 7fa0: c03000c0 c05995bc 0000000c 0000000c 00000001 b6e31000 0000000c 00000000 # [ 96.460522] 7fc0: 0000000c 0000000c b6f78e00 00000004 00000001 00000000 00020000 beb3ca64 # [ 96.468706] 7fe0: 00000004 beb3c798 b6ee34cf b6e697e6 800e0030 00000001 00000000 00000000 # [ 96.476887] Backtrace: # [ 96.479353] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.487622] r5:c6150000 r4:00000027 # [ 96.491209] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.499227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.507151] r9:c5b77f60 r8:c5311540 r7:0000000c r6:b6e31000 r5:c5aaf400 r4:c0c347c8 # [ 96.514908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.522749] r9:c07e10c0 r8:c5b77f60 r7:c2816000 r6:b6e31000 r5:c5aaf400 r4:00000000 # [ 96.530501] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.537643] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5b76000 r5:c5aaf400 # [ 96.545478] r4:c5aaf400 # [ 96.548020] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.555163] r9:c5b76000 r8:c03002e4 r7:00000004 r6:b6f78e00 r5:000[ 97.049191] lkdtm: Performing direct entry WRITE_RO 0000c r4:0000000c # [ 96.56291[ 97.054821] lkdtm: attempting bad rodata write at c15e8a34 9] [] (sys_write) from [ 97.063087] 8<--- cut here --- [ 97.068966] Unable to handle kernel paging request at virtual address c15e8a34 [ 97.076207] pgd = afc62e11 [ 97.078936] [c15e8a34] *pgd=1141941e(bad) [ 97.082999] Internal error: Oops: 80d [#12] SMP ARM [ 97.087900] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 97.117179] CPU: 0 PID: 2384 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 97.124944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 97.131507] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 97.135888] LR is at 0x0 [ 97.138446] pc : [] lr : [<00000000>] psr: 600e0013 [ 97.144734] sp : c5b57e50 ip : 00000027 fp : c5b57e64 [ 97.149978] r10: 00000009 r9 : c1acdb08 r8 : c15e879c [ 97.155223] r7 : c5b57f60 r6 : 00000009 r5 : c63c4000 r4 : c15e8a34 [ 97.161771] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ace90c [ 97.168323] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 97.175479] Control: 10c5387d Table: 160d804a DAC: 00000051 [ 97.181247] Process cat (pid: 2384, stack limit = 0xc56d7bbe) [ 97.187017] Stack: (0xc5b57e50 to 0xc5b58000) [ 97.191404] 7e40: 00000028 c63c4000 c5b57e74 c5b57e68 [ 97.199611] 7e60: c0c343e8 c136460c c5b57e9c c5b57e78 c0c348e8 c0c343c8 c0c347c8 c5a76780 [ 97.207819] 7e80: b6dc1000 00000009 c5311540 c5b57f60 c5b57ec4 c5b57ea0 c07e1124 c0c347d4 [ 97.216028] 7ea0: 00000000 c5a76780 b6dc1000 c2816000 c5b57f60 c07e10c0 c5b57f5c c5b57ec8 [ 97.224234] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5b56000 [ 97.232442] 7ee0: b6dc1000 00020000 00000004 00000009 0001fff7 c5b57ee0 00000001 b6dc0000 [ 97.240648] 7f00: c2fa7040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 97.248854] 7f20: 00000000 00000000 c1379e18 829b4016 c205caa0 c5a76780 c5a76780 c5b56000 [ 97.257060] 7f40: b6dc1000 00000000 00000000 00000004 c5b57f94 c5b57f60 c0599538 c0598ea4 [ 97.265265] 7f60: 00000000 00000000 c5b57fac 829b4016 00000009 00000009 b6f08e00 00000004 [ 97.273471] 7f80: c03002e4 c5b56000 c5b57fa4 c5b57f98 c05995c8 c05994d0 00000000 c5b57fa8 [ 97.281678] 7fa0: c03000c0 c05995bc 00000009 00000009 00000001 b6dc1000 00000009 00000000 [ 97.289883] 7fc0: 00000009 00000009 b6f08e00 00000004 00000001 00000000 00020000 befbea64 [ 97.298090] 7fe0: 00000004 befbe798 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000 [ 97.306283] Backtrace: [ 97.308782] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.316815] r5:c63c4000 r4:00000028 [ 97.320427] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.328472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.336421] r9:c5b57f60 r8:c5311540 r7:00000009 r6:b6dc1000 r5:c5a76780 r4:c0c347c8 [ 97.344206] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.352066] r9:c07e10c0 r8:c5b57f60 r7:c2816000 r6:b6dc1000 r5:c5a76780 r4:00000000 [ 97.359841] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.367007] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5b56000 r5:c5a76780 [ 97.374854] r4:c5a76780 [ 97.377420] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.384587] r9:c5b56000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000009 r4:00000009 [ 97.392368] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.399958] Exception stack(0xc5b57fa8 to 0xc5b57ff0) [ 97.405039] 7fa0: 00000009 00000009 00000001 b6dc1000 00000009 00000000 [ 97.413246] 7fc0: 00000009 00000009 b6f08e00 00000004 00000001 00000000 00020000 befbea64 [ 97.421447] 7fe0: 00000004 befbe798 b6e734cf b6df97e6 [ 97.426528] Code: e34a3bcd e30e090c e34c01ac e0233002 (e5843000) [ 97.432655] ---[ end trace c0aaadcd35a317dd ]--- [] (ret_fast_syscall+0x0/0x28) # [ 96.570493] Exception stack(0xc5b77fa8 to 0xc5b77ff0) # [ 96.575551] 7fa0: 0000000c 0000000c 00000001 b6e31000 0000000c 00000000 # [ 96.583735] 7fc0: 0000000c 0000000c b6f78e00 00000004 00000001 00000000 00020000 beb3ca64 # [ 96.591916] 7fe0: 00000004 beb3c798 b6ee34cf b6e697e6 # [ 96.596977] Code: e30e0a0c e34c01ac e1a01004 ebffd402 (e5945000) # [ 96.603158] ---[ end trace c0aaadcd35a317dc ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 97.049191] lkdtm: Performing direct entry WRITE_RO # [ 97.054821] lkdtm: attempting bad rodata write at c15e8a34 # [ 97.063087] 8<--- cut here --- # [ 97.068966] Unable to handle kernel paging request at virtual address c15e8a34 # [ 97.076207] pgd = afc62e11 # [ 97.078936] [c15e8a34] *pgd=1141941e(bad) # [ 97.082999] Internal error: Oops: 80d [#12] SMP ARM # [ 97.087900] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 97.117179] CPU: 0 PID: 2384 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 97.124944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.131507] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 97.135888] LR is at 0x0 # [ 97.138446] pc : [] lr : [<00000000>] psr: 600e0013 # [ 97.144734] sp : c5b57e50 ip : 00000027 fp : c5b57e64 # [ 97.149978] r10: 00000009 r9 : c1acdb08 r8 : c15e879c # [ 97.155223] r7 : c5b57f60 r6 : 00000009 r5 : c63c4000 r4 : c15e8a34 # [ 97.161771] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ace90c # [ 97.168323] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.175479] Control: 10c5387d Table: 160d804a DAC: 00000051 # [ 97.181247] Process cat (pid: 2384, stack limit = 0xc56d7bbe) # [ 97.187017] Stack: (0xc5b57e50 to 0xc5b58000) # [ 97.191404] 7e40: 00000028 c63c4000 c5b57e74 c5b57e68 # [ 97.199611] 7e60: c0c343e8 c136460c c5b57e9c c5b57e78 c0c348e8 c0c343c8 c0c347c8 c5a76780 # [ 97.207819] 7e80: b6dc1000 00000009 c5311540 c5b57f60 c5b57ec4 c5b57ea0 c07e1124 c0c347d4 # [ 97.216028] 7ea0: 00000000 c5a76780 b6dc1000 c2816000 c5b57f60 c07e10c0 c5b57f5c c5b57ec8 # [ 97.224234] 7ec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c5b56000 # [ 97.232442] 7ee0: b6dc1000 00020000 00000004 00000009 0001fff7 c5b57ee0 00000001 b6dc0000 # [ 97.240648] 7f00: c2fa7040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 97.248854] 7f20: 00000000 00000000 c1379e18 829b4016 c205caa0 c5a76780 c5a76780 c5b56000 # [ 97.257060] 7f40: b6dc1000 00000000 00000000 00000004 c5b57f94 c5b57f60 c0599538 c0598ea4 # [ 97.265265] 7f60: 00000000 00000000 c5b57fac 829b4016 00000009 00000009 b6f08e00 00000004 # [ 97.273471] 7f80: c03002e4 c5b56000 c5b57fa4 c5b57f98 c05995c8 c05994d0 00000000 c5b57fa8 # [ 97.281678] 7fa0: c03000c0 c05995bc 00000009 00000009 00000001 b6dc1000 00000009 00000000 # [ 97.289883] 7fc0: 00000009 00000009 b6f08e00 00000004 00000001 00000000 00020000 befbea64 # [ 97.298090] 7fe0: 00000004 befbe798 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000 # [ 97.306283] Backtrace: # [ 97.308782] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.316815] r5:c63c4000 r4:00000028 # [ 97.320427] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.328472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.336421] r9:c5b57f60 r8:c5311540 r7:00000009 r6:b6dc1000 r5:c5a76780 r4:c0c347c8 # [ 97.344206] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.352066] r9:c07e10c0 r8:c5b57f60 r7:c2816000 r6:b6dc1000 r5:c5a76780 r4:00000000 # [ 97.359841] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.367007] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5b56000 r5:c5a76780 # [ 97.374854] r4:c5a76780 # [ 97.377420] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.384587] r9:c5b56000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000009 r4:00000009 # [ 97.392368] [] (sys_write) from [[< c 0 37.943307] lkdtm: attempting bad ro_after_init write at c1b7fc60 000c0>] (ret_fast_syscall+0x0/0x2[ 97.951993] 8<--- cut here --- 8) # [ 97.3999[5 8 ] 9E7x.c9e7750] Unable to handle kernel paging request at virtual address c1b7fc60 ption stack(0xc5[b 5 7 f9a78. 9t67053] pgd = 5f9398af 0xc5b57ff0) # [ 97.405039] [7 97.971838] [c1b7fc60] *pgd=11a1941e(bad) fa0: [0 0 0 090.978540] Internal error: Oops: 80d [#13] SMP ARM 009 00000009 00000001 b6dc1000 00[ 97.985754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 000009 00000000 # [ [9 7 . 491.017453] CPU: 3 PID: 2458 Comm: cat Tainted: G D W 5.10.164-cip24 #1 3246] 7fc0: 00[0 0 09080.90 207028] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000009 b6f08e00 00000004 0000[0 0 98.035970] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 01 00000000 00020000 befbea64[ 98.043881] LR is at __irq_work_queue_local+0x40/0x74 # [ 97.421447] [7 f e 09:8 .0001522] pc : [] lr : [] psr: 600e0013 000004 befb[e 7 9 89 8b.60e5793845] sp : c59afe50 ip : c59afd58 fp : c59afe64 cf b6df97e6 [ # [9 8 . 09676.908] r10: 00000014 r9 : c1acdb14 r8 : c15e879c 26528] Code[: e 3948a.30b7c40d38] r7 : c59aff60 r6 : 00000014 r5 : c5c81000 r4 : c1b7fc60 e30e090c e34[c 0 1 a9c8 .e008223384] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ace90c 002 (e5843000) #[ [ 9 89.7090818] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 432655] ---[ e[n d t9r8a.c1e0 0118] Control: 10c5387d Table: 159c004a DAC: 00000051 0aaadcd35a317dd [] - - -9 8. 1#0 856] Process cat (pid: 2458, stack limit = 0xc69adcc4) WRITE_RO: miss[i n g 9'8c.a1l1l5593] Stack: (0xc59afe50 to 0xc59b0000) trace:': [FAIL] not[ o k 9389.121945] fe40: 00000029 c5c81000 c59afe74 c59afe68 selftests: lkdtm: WR[I T E _9R8O.132373] fe60: c0c343e8 c136465c c59afe9c c59afe78 c0c348e8 c0c343c8 c0c347c8 c5841900 sh # exit=1 # self[t e s t9s8:. 42801] fe80: b6dfd000 00000014 c5311540 c59aff60 c59afec4 c59afea0 c07e1124 c0c347d4 lkdtm: WRITE_RO_AFTE[R _ I9N8I.T53142] fea0: 00000000 c5841900 b6dfd000 c2816000 c59aff60 c07e10c0 c59aff5c c59afec8 .sh [ 98.163483] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c598ef24 c0599538 c59ae000 [ 98.172088] fee0: b6dfd000 00020000 00000004 00000014 0001ffec c59afee0 00000001 00000805 [ 98.180273] ff00: c44e4dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.188458] ff20: 00000000 00000000 c59ae000 1c0806aa b6dfc000 c5841900 c5841900 c59ae000 [ 98.196642] ff40: b6dfd000 00000000 00000000 00000004 c59aff94 c59aff60 c0599538 c0598ea4 [ 98.204827] ff60: 00000000 00000000 c59affac 1c0806aa 00000014 00000014 b6f44e00 00000004 [ 98.213012] ff80: c03002e4 c59ae000 c59affa4 c59aff98 c05995c8 c05994d0 00000000 c59affa8 [ 98.221196] ffa0: c03000c0 c05995bc 00000014 00000014 00000001 b6dfd000 00000014 00000000 [ 98.229381] ffc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 beb78a64 [ 98.237566] ffe0: 00000004 beb78798 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 [ 98.245746] Backtrace: [ 98.248213] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.257179] r5:c5c81000 r4:00000029 [ 98.260766] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.268785] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.276712] r9:c59aff60 r8:c5311540 r7:00000014 r6:b6dfd000 r5:c5841900 r4:c0c347c8 [ 98.284468] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.292307] r9:c07e10c0 r8:c59aff60 r7:c2816000 r6:b6dfd000 r5:c5841900 r4:00000000 [ 98.300058] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.307201] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c59ae000 r5:c5841900 [ 98.315034] r4:c5841900 [ 98.317577] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.324720] r9:c59ae000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000014 r4:00000014 [ 98.332475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.340048] Exception stack(0xc59affa8 to 0xc59afff0) [ 98.345107] ffa0: 00000014 00000014 00000001 b6dfd000 00000014 00000000 [ 98.353291] ffc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 beb78a64 [ 98.361473] ffe0: 00000004 beb78798 b6eaf4cf b6e357e6 [ 98.366532] Code: e34a3bcd e30e090c e34c01ac e0233002 (e5843000) [ 98.372635] ---[ end trace c0aaadcd35a317de ]--- # Segmentation fault # [ 97.934862] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 97.943307] lkdtm: attempting bad ro_after_init write at c1b7fc60 # [ 97.951993] 8<--- cut here --- # [ 97.957750] Unable to handle kernel paging request at virtual address c1b7fc60 # [ 97.967053] pgd = 5f9398af # [ 97.971838] [c1b7fc60] *pgd=11a1941e(bad) # [ 97.978540] Internal error: Oops: 80d [#13] SMP ARM # [ 97.985754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 98.017453] CPU: 3 PID: 2458 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 98.027528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.035970] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 98.043881] LR is at __irq_work_queue_local+0x40/0x74 # [ 98.051522] pc : [] lr : [] psr: 600e0013 # [ 98.059865] sp : c59afe50 ip : c59afd58 fp : c59afe64 # [ 98.066908] r10: 00000014 r9 : c1acdb14 r8 : c15e879c # [ 98.074038] r7 : c59aff60 r6 : 00000014 r5 : c5c81000 r4 : c1b7fc60 # [ 98.082384] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ace90c # [ 98.090818] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.100118] Control: 10c5387d Table: 159c004a DAC: 00000051 # [ 98.107856] Process cat (pid: 2458, stack limit = 0xc69adcc4) # [ 98.115593] Stack: (0xc59afe50 to 0xc59b0000) # [ 98.121945] fe40: 00000029 c5c81000 c59afe74 c59afe68 # [ 98.132373] fe60: c0c343e8 c136465c c59afe9c c59afe78 c0c348e8 c0c343c8 c0c347c8 c5841900 # [ 98.142801] fe80: b6dfd000 00000014 c5311540 c59aff60 c59afec4 c59afea0 c07e1124 c0c347d4 # [ 98.153142] fea0: 00000000 c5841900 b6dfd000 c2816000 c59aff60 c07e10c0 c59aff5c c59afec8 # [ 98.163483] fec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c598ef24 c0599538 c59ae000 # [ 98.172088] fee0: b6dfd000 00020000 00000004 00000014 0001ffec c59afee0 00000001 00000805 # [ 98.180273] ff00: c44e4dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.188458] ff20: 00000000 00000000 c59ae000 1c0806aa b6dfc000 c5841900 c5841900 c59ae000 # [ 98.196642] ff40: b6dfd000 00000000 00000000 00000004 c59aff94 c59aff60 c0599538 c0598ea4 # [ 98.204827] ff60: 00000000 00000000 c59affac 1c0806aa 00000014 00000014 b6f44e00 00000004 # [ 98.213012] ff80: c03002e4 c59ae000 c59affa4 c59aff98 c05995c8 c05994d0 00000000 c59affa8 # [ 98.221196] ffa0: c03000c0 c05995bc 00000014 00000014 00000001 b6dfd000 00000014 00000000 # [ 98.229381] ffc0: 00000014 00000014 b6f44e00 00000004 00000001 00000000 00020000 beb78a64 # [ 98.237566] ffe0: 00000004 beb78798 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 # [ 98.245746] Backtrace: # [ 98.248213] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.257179] r5:c5c81000 r4:00000029 # [ 98.260766] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.268785] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.276712] r9:c59aff60 r8:c5311540 r7:00000014 r6:b6dfd000 r5:c5841900 r4:c0c347c8 # [ 98.284468] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.292307] r9:c07e10c0 r8:c59aff60 r7:c2816000 r6:b6dfd000 r5:c5841900 r4:00000000 # [ 98.300058] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.307201] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c59ae000 r5:c5841900 # [ 98.315034] r4:c5841900 # [ 98.317577] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.324720] r9:c59ae000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:00000014 r4:00000014 # [ 98.332475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.340048] Exception stack(0xc59affa8 to 0xc59afff0) # [ 98.345107] ffa0: [ 98.831067] lkdtm: Performing direct entry WRITE_KERN 00000014 00000014 00000[ 98.836695] lkdtm: attempting bad 7533520 byte write at c1364528 001 b6dfd000 00000014 00000000 #[ 98.845506] 8<--- cut here --- [ 98.353291] ffc[0 : 09080.051341] Unable to handle kernel paging request at virtual address c1364528 0014 00000014 b6f44e00 000[0 0 0 98.860739] pgd = c6c43c84 4 00000001 00000000 00020000 beb7[ 98.865963] [c1364528] *pgd=1121940e(bad) 8a64 # [ 98.361473] ffe0: 0000[ 98.872845] Internal error: Oops: 80d [#14] SMP ARM 0004 beb78798 b6eaf4cf b6e357e6 [ 98.880579] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 98.366532] Code: e34a3bcd e[ 98.912288] CPU: 1 PID: 2532 Comm: cat Tainted: G D W 5.10.164-cip24 #1 30e090c e34c01ac e023300[2 ( e98.922883] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 843000) # [ 98.372635] ---[ e[ 98.931856] PC is at memcpy+0x50/0x330 nd trace c0aaadcd35a317de ]--- [ 98.938460] LR is at 0xe92dd830 WRITE_RO_AFTER_INIT: missing '[ 98.944375] pc : [] lr : [] psr: 200e0013 all trace:': [FAIL] not[ o k 98.953327] sp : c627de2c ip : e1a0c00d fp : c627de64 0 selftests: lkdtm: WRI[T E _ R9O.960982] r10: 0000000b r9 : c1acdb28 r8 : e89da800 _AFTER_INIT.sh # exit=1 # s[e l 98.968551] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 tests: lkdtm: WRITE_KER[N . s h9 .977681] r3 : e1a0c00d r2 : 0072f330 r1 : c0c35178 r0 : c1364528 [ 98.986556] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.993773] Control: 10c5387d Table: 15f9404a DAC: 00000051 [ 98.999542] Process cat (pid: 2532, stack limit = 0xe57625cc) [ 99.005314] Stack: (0xc627de2c to 0xc627e000) [ 99.009702] de20: c0c35158 0072f3d0 c627df60 c15e879c c1364528 [ 99.017911] de40: c1364528 c136470c 0000002a c6495000 0000000b c627df60 c627de74 c627de68 [ 99.026118] de60: c0c343e8 c13646cc c627de9c c627de78 c0c348e8 c0c343c8 c0c347c8 c44e5540 [ 99.034325] de80: b6e61000 0000000b c5311540 c627df60 c627dec4 c627dea0 c07e1124 c0c347d4 [ 99.042531] dea0: 00000000 c44e5540 b6e61000 c2816000 c627df60 c07e10c0 c627df5c c627dec8 [ 99.050738] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c627c000 [ 99.058946] dee0: b6e61000 00020000 00000004 0000000b 0001fff5 c627dee0 00000001 b6e60000 [ 99.067152] df00: c5aec500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.075358] df20: 00000000 00000000 c1379e18 ba804c4e c205caa0 c44e5540 c44e5540 c627c000 [ 99.083564] df40: b6e61000 00000000 00000000 00000004 c627df94 c627df60 c0599538 c0598ea4 [ 99.091770] df60: 00000000 00000000 c627dfac ba804c4e 0000000b 0000000b b6fa8e00 00000004 [ 99.099978] df80: c03002e4 c627c000 c627dfa4 c627df98 c05995c8 c05994d0 00000000 c627dfa8 [ 99.108183] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 [ 99.116392] dfc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bebefa64 [ 99.124598] dfe0: 00000004 bebef798 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 [ 99.132792] Backtrace: [ 99.135299] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.143507] r7:c627df60 r6:0000000b r5:c6495000 r4:0000002a [ 99.149201] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.157248] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.165199] r9:c627df60 r8:c5311540 r7:0000000b r6:b6e61000 r5:c44e5540 r4:c0c347c8 [ 99.172985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.180845] r9:c07e10c0 r8:c627df60 r7:c2816000 r6:b6e61000 r5:c44e5540 r4:00000000 [ 99.188622] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.195787] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c627c000 r5:c44e5540 [ 99.203636] r4:c44e5540 [ 99.206204] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.213369] r9:c627c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000b r4:0000000b [ 99.221148] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.228740] Exception stack(0xc627dfa8 to 0xc627dff0) [ 99.233819] dfa0: 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 [ 99.242027] dfc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bebefa64 [ 99.250227] dfe0: 00000004 bebef798 b6f134cf b6e997e6 [ 99.255310] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 99.261437] ---[ end trace c0aaadcd35a317df ]--- # Segmentation fault # [ 98.831067] lkdtm: Performing direct entry WRITE_KERN # [ 98.836695] lkdtm: attempting bad 7533520 byte write at c1364528 # [ 98.845506] 8<--- cut here --- # [ 98.851341] Unable to handle kernel paging request at virtual address c1364528 # [ 98.860739] pgd = c6c43c84 # [ 98.865963] [c1364528] *pgd=1121940e(bad) # [ 98.872845] Internal error: Oops: 80d [#14] SMP ARM # [ 98.880579] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 98.912288] CPU: 1 PID: 2532 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 98.922883] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.931856] PC is at memcpy+0x50/0x330 # [ 98.938460] LR is at 0xe92dd830 # [ 98.944375] pc : [] lr : [] psr: 200e0013 # [ 98.953327] sp : c627de2c ip : e1a0c00d fp : c627de64 # [ 98.960982] r10: 0000000b r9 : c1acdb28 r8 : e89da800 # [ 98.968551] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 98.977681] r3 : e1a0c00d r2 : 0072f330 r1 : c0c35178 r0 : c1364528 # [ 98.986556] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.993773] Control: 10c5387d Table: 15f9404a DAC: 00000051 # [ 98.999542] Process cat (pid: 2532, stack limit = 0xe57625cc) # [ 99.005314] Stack: (0xc627de2c to 0xc627e000) # [ 99.009702] de20: c0c35158 0072f3d0 c627df60 c15e879c c1364528 # [ 99.017911] de40: c1364528 c136470c 0000002a c6495000 0000000b c627df60 c627de74 c627de68 # [ 99.026118] de60: c0c343e8 c13646cc c627de9c c627de78 c0c348e8 c0c343c8 c0c347c8 c44e5540 # [ 99.034325] de80: b6e61000 0000000b c5311540 c627df60 c627dec4 c627dea0 c07e1124 c0c347d4 # [ 99.042531] dea0: 00000000 c44e5540 b6e61000 c2816000 c627df60 c07e10c0 c627df5c c627dec8 # [ 99.050738] dec0: c0598fa4 c07e10cc 00000001 00000000 c0599538 c1379e18 c0599538 c627c000 # [ 99.058946] dee0: b6e61000 00020000 00000004 0000000b 0001fff5 c627dee0 00000001 b6e60000 # [ 99.067152] df00: c5aec500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.075358] df20: 00000000 00000000 c1379e18 ba804c4e c205caa0 c44e5540 c44e5540 c627c000 # [ 99.083564] df40: b6e61000 00000000 00000000 00000004 c627df94 c627df60 c0599538 c0598ea4 # [ 99.091770] df60: 00000000 00000000 c627dfac ba804c4e 0000000b 0000000b b6fa8e00 00000004 # [ 99.099978] df80: c03002e4 c627c000 c627dfa4 c627df98 c05995c8 c05994d0 00000000 c627dfa8 # [ 99.108183] dfa0: c03000c0 c05995bc 0000000b 0000000b 00000001 b6e61000 0000000b 00000000 # [ 99.116392] dfc0: 0000000b 0000000b b6fa8e00 00000004 00000001 00000000 00020000 bebefa64 # [ 99.124598] dfe0: 00000004 bebef798 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 # [ 99.132792] Backtrace: # [ 99.135299] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.143507] r7:c627df60 r6:0000000b r5:c6495000 r4:0000002a # [ 99.149201] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.157248] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.165199] r9:c627df60 r8:c5311540 r7:0000000b r6:b6e61000 r5:c44e5540 r4:c0c347c8 # [ 99.172985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.180845] r9:c07e10c0 r8:c627df60 r7:c2816000 r6:b6e61000 r5:c44e5540 r4:00000000 # [ 99.188622] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.195787] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c627c000 r5:c44e5540 # [ 99.203636] r4:c44e5540 # [ 99.206204] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.213369] r9:c627c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000b r4:0000000b # [ 99.221148] [] (sys_write) from [[ 99.751203] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW ] (ret_fast_syscall+0x0[ 99.758137] lkdtm: attempting good refcount_inc() without overflow /0x28) # [ 99.228740] Exceptio[ 99.767192] lkdtm: attempting bad refcount_inc() overflow n stack(0xc627dfa8 to 0xc627dff0)[ 99.775535] ------------[ cut here ]------------ # [ 99.233819] dfa0: [ 99.783008] WARNING: CPU: 0 PID: 2607 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0000000b 0000000b 00000[ 99.794421] refcount_t: saturated; leaking memory. 001 b6e61000 0000000b 00000000 #[ 99.801988] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 99.242027] dfc0: 0000000b 00[ 99.833730] CPU: 0 PID: 2607 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 99.844295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.850827] Backtrace: [ 99.853301] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.860877] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 99.866548] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.873873] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 99.880843] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 [ 99.888597] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 99.896086] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 [ 99.901758] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 99.910726] r9:c1acdb34 r8:c15e879c r7:c5a6bf60 r6:00000016 r5:c63c5000 r4:c5a6a000 [ 99.918480] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 99.928147] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 99.938245] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.947381] r4:0000002b [ 99.949926] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.957944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.965872] r9:c5a6bf60 r8:c5311540 r7:00000016 r6:b6e21000 r5:c6012f00 r4:c0c347c8 [ 99.973629] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.981467] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e21000 r5:c6012f00 r4:00000000 [ 99.989220] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.996363] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a6a000 r5:c6012f00 [ 100.004196] r4:c6012f00 [ 100.006739] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.013881] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000016 r4:00000016 [ 100.021635] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.029209] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) [ 100.034269] bfa0: 00000016 00000016 00000001 b6e21000 00000016 00000000 [ 100.042454] bfc0: 00000016 00000016 b6f68e00 00000004 00000001 00000000 00020000 bee6aa64 [ 100.050636] bfe0: 00000004 bee6a798 b6ed34cf b6e597e6 00000b b6fa8e00 00000004 00000001[ 100.055760] irq event stamp: 0 00000000 00020000 bebefa64 # [ [ 100.061688] hardirqs last enabled at (0): [<00000000>] 0x0 99.250227] dfe0: 00000004 bebef[ 100.070172] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 798 b6f134cf b6e997e6 # [ 99.2[ 100.080561] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 55310] Code: f5d1f05c f5d1f07c e8[ 100.090923] softirqs last disabled at (0): [<00000000>] 0x0 b151f8 e2522020 (e8a051f8) # [ [ 100.099374] ---[ end trace c0aaadcd35a317e0 ]--- 99.261437] ---[ end trace c0aaa[ 100.106877] lkdtm: Overflow detected: saturated dcd35a317df ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # [ 99.751203] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 99.758137] lkdtm: attempting good refcount_inc() without overflow # [ 99.767192] lkdtm: attempting bad refcount_inc() overflow # [ 99.775535] ------------[ cut here ]------------ # [ 99.783008] WARNING: CPU: 0 PID: 2607 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 99.794421] refcount_t: saturated; leaking memory. # [ 99.801988] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 99.833730] CPU: 0 PID: 2607 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 99.844295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.850827] Backtrace: # [ 99.853301] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.860877] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 99.866548] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.873873] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.880843] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 # [ 99.888597] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.896086] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 # [ 99.901758] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 99.910726] r9:c1acdb34 r8:c15e879c r7:c5a6bf60 r6:00000016 r5:c63c5000 r4:c5a6a000 # [ 99.918480] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 99.928147] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 99.938245] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.947381] r4:0000002b # [ 99.949926] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.957944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.965872] r9:c5a6bf60 r8:c5311540 r7:00000016 r6:b6e21000 r5:c6012f00 r4:c0c347c8 # [ 99.973629] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.981467] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e21000 r5:c6012f00 r4:00000000 # [ 99.989220] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.996363] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a6a000 r5:c6012f00 # [ 100.004196] r4:c6012f00 # [ 100.006739] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.013881] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000016 r4:00000016 # [ 100.021635] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.029209] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) # [ 100.034269] bfa0: 00000016 00000016 00000001 b6e21000 00000016 00000000 # [ 100.042454] bfc0: 00000016 00000016 b6f68e00 00000004 00000001 00000000 00020000 bee6aa64 # [ 100.050636] bfe0: 00000004 bee6a798 b6ed34cf b6e597e6 # [ 100.055760] irq event stamp: 0 # [ 100.061688] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.070172] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.080561] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.090923] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.099374] ---[ end trace c0aaadcd35a317e0 ]--- # [ 100.106877] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLO[ 100.533435] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW W.sh # exit=1 # selftests: lkdtm[ 100.542380] lkdtm: attempting good refcount_add() without overflow : REFCOUNT_ADD_OVERFLOW.sh [ 100.551298] lkdtm: attempting bad refcount_add() overflow [ 100.559200] ------------[ cut here ]------------ [ 100.563893] WARNING: CPU: 3 PID: 2641 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 100.572341] refcount_t: saturated; leaking memory. [ 100.577171] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 100.606305] CPU: 3 PID: 2641 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 100.614056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 100.620589] Backtrace: [ 100.623062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 100.630640] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 100.636311] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 100.643635] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 100.650605] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 [ 100.658360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 100.665848] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5c22000 [ 100.671520] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 100.680486] r9:c1acdb4c r8:c15e879c r7:c5c23f60 r6:00000016 r5:c651a000 r4:c5c22000 [ 100.688243] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 100.697908] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 100.708008] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.717143] r4:0000002c [ 100.719684] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.727702] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.735627] r9:c5c23f60 r8:c5311540 r7:00000016 r6:b6e58000 r5:c5ac0140 r4:c0c347c8 [ 100.743384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.751222] r9:c07e10c0 r8:c5c23f60 r7:c2816000 r6:b6e58000 r5:c5ac0140 r4:00000000 [ 100.758975] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.766119] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c5c22000 r5:c5ac0140 [ 100.773951] r4:c5ac0140 [ 100.776494] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.783636] r9:c5c22000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000016 r4:00000016 [ 100.791390] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.798964] Exception stack(0xc5c23fa8 to 0xc5c23ff0) [ 100.804024] 3fa0: 00000016 00000016 00000001 b6e58000 00000016 00000000 [ 100.812208] 3fc0: 00000016 00000016 b6f9fe00 00000004 00000001 00000000 00020000 becd9a64 [ 100.820391] 3fe0: 00000004 becd9798 b6f0a4cf b6e907e6 [ 100.825502] irq event stamp: 0 [ 100.828572] hardirqs last enabled at (0): [<00000000>] 0x0 [ 100.834186] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 100.841714] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 100.849303] softirqs last disabled at (0): [<00000000>] 0x0 [ 100.854931] ---[ end trace c0aaadcd35a317e1 ]--- [ 100.859563] lkdtm: Overflow detected: saturated # [ 100.533435] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 100.542380] lkdtm: attempting good refcount_add() without overflow # [ 100.551298] lkdtm: attempting bad refcount_add() overflow # [ 100.559200] ------------[ cut here ]------------ # [ 100.563893] WARNING: CPU: 3 PID: 2641 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 100.572341] refcount_t: saturated; leaking memory. # [ 100.577171] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 100.606305] CPU: 3 PID: 2641 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 100.614056] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.620589] Backtrace: # [ 100.623062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 100.630640] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 100.636311] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 100.643635] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 100.650605] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 # [ 100.658360] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 100.665848] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5c22000 # [ 100.671520] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 100.680486] r9:c1acdb4c r8:c15e879c r7:c5c23f60 r6:00000016 r5:c651a000 r4:c5c22000 # [ 100.688243] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 100.697908] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 100.708008] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.717143] r4:0000002c # [ 100.719684] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.727702] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.735627] r9:c5c23f60 r8:c5311540 r7:00000016 r6:b6e58000 r5:c5ac0140 r4:c0c347c8 # [ 100.743384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.751222] r9:c07e10c0 r8:c5c23f60 r7:c2816000 r6:b6e58000 r5:c5ac0140 r4:00000000 # [ 100.758975] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.766119] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c5c22000 r5:c5ac0140 # [ 100.773951] r4:c5ac0140 # [ 100.776494] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.783636] r9:c5c22000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000016 r4:00000016 # [ 100.791390] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.798964] Exception stack(0xc5c23fa8 to 0xc5c23ff0) # [ 100.804024] 3fa0: 00000016 00000016 00000001 b6e58000 00000016 00000000 # [ 100.812208] 3fc0: 00000016 00000016 b6f9fe00 00000004 00000001 00000000 00020000 becd9a64 # [ 100.820391] 3fe0: 00000004 becd9798 b6f0a4cf b6e907e6 # [ 100.825502] irq event stamp: 0 # [ 100.828572] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 100.834186] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.841714] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 100.849303] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.854931] ---[ end trace c0aaadcd35a317e1 ]--- # [ 100.859563] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] no[ 101.276566] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW t ok 43 selftests: lkdtm: REFCOUN[ 101.284510] lkdtm: attempting bad refcount_inc_not_zero() overflow T_ADD_OVERFLOW.[s h 1#0 1e.x2i9t492] ------------[ cut here ]------------ =1 # selftests: lkdtm: REFCOUNT_[ 101.300170] WARNING: CPU: 1 PID: 2675 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 INC_NOT_ZERO_OVERFLOW.sh [ 101.311451] refcount_t: saturated; leaking memory. [ 101.318482] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 101.347692] CPU: 1 PID: 2675 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 101.355443] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.361974] Backtrace: [ 101.364449] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 101.372027] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 101.377700] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 101.385024] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 101.391995] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 [ 101.399749] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 101.407239] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c5806000 [ 101.412911] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 101.421879] r9:c1acdb64 r8:c15e879c r7:c5807f60 r6:0000001f r5:c5ca4000 r4:7fffffff [ 101.429635] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 101.440080] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 101.451733] r5:c5ca4000 r4:c5806000 [ 101.455322] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.465239] r4:0000002d [ 101.467783] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.475801] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.483726] r9:c5807f60 r8:c5311540 r7:0000001f r6:b6e4e000 r5:c6162280 r4:c0c347c8 [ 101.491483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.499322] r9:c07e10c0 r8:c5807f60 r7:c2816000 r6:b6e4e000 r5:c6162280 r4:00000000 [ 101.507072] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.514215] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5806000 r5:c6162280 [ 101.522048] r4:c6162280 [ 101.524590] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.531735] r9:c5806000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f [ 101.539489] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.547063] Exception stack(0xc5807fa8 to 0xc5807ff0) [ 101.552123] 7fa0: 0000001f 0000001f 00000001 b6e4e000 0000001f 00000000 [ 101.560307] 7fc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 becdfa64 [ 101.568490] 7fe0: 00000004 becdf798 b6f004cf b6e867e6 [ 101.573607] irq event stamp: 0 [ 101.576704] hardirqs last enabled at (0): [<00000000>] 0x0 [ 101.582296] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 101.589843] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 101.597416] softirqs last disabled at (0): [<00000000>] 0x0 [ 101.603008] ---[ end trace c0aaadcd35a317e2 ]--- [ 101.607690] lkdtm: Overflow detected: saturated # [ 101.276566] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 101.284510] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 101.293492] ------------[ cut here ]------------ # [ 101.300170] WARNING: CPU: 1 PID: 2675 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 101.311451] refcount_t: saturated; leaking memory. # [ 101.318482] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 101.347692] CPU: 1 PID: 2675 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 101.355443] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.361974] Backtrace: # [ 101.364449] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 101.372027] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 101.377700] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 101.385024] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 101.391995] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 # [ 101.399749] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 101.407239] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c5806000 # [ 101.412911] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 101.421879] r9:c1acdb64 r8:c15e879c r7:c5807f60 r6:0000001f r5:c5ca4000 r4:7fffffff # [ 101.429635] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 101.440080] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 101.451733] r5:c5ca4000 r4:c5806000 # [ 101.455322] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.465239] r4:0000002d # [ 101.467783] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.475801] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.483726] r9:c5807f60 r8:c5311540 r7:0000001f r6:b6e4e000 r5:c6162280 r4:c0c347c8 # [ 101.491483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.499322] r9:c07e10c0 r8:c5807f60 r7:c2816000 r6:b6e4e000 r5:c6162280 r4:00000000 # [ 101.507072] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.514215] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5806000 r5:c6162280 # [ 101.522048] r4:c6162280 # [ 101.524590] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.531735] r9:c5806000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f # [ 101.539489] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.547063] Exception stack(0xc5807fa8 to 0xc5807ff0) # [ 101.552123] 7fa0: 0000001f 0000001f 00000001 b6e4e000 0000001f 00000000 # [ 101.560307] 7fc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 becdfa64 # [ 101.568490] 7fe0: 00000004 becdf798 b6f004cf b6e867e6 # [ 101.573607] irq event stamp: 0 # [ 101.576704] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 101.582296] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.589843] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 101.597416] softirqs last disabled at (0): [<00000000>] 0x0 # [ 101.603008] ---[ end trace c0aaadcd35a317e2 ]--- # [ 101.607690] 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 [ 102.039827] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 102.047845] lkdtm: attempting bad refcount_add_not_zero() overflow [ 102.054144] ------------[ cut here ]------------ [ 102.058810] WARNING: CPU: 1 PID: 2709 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 102.067306] refcount_t: saturated; leaking memory. [ 102.072109] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 102.101272] CPU: 1 PID: 2709 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 102.109022] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.115553] Backtrace: [ 102.118028] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.125604] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 102.131276] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.138598] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 102.145569] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 [ 102.153323] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.160812] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c61c8000 [ 102.166482] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 102.175450] r9:c1acdb84 r8:c15e879c r7:c61c9f60 r6:0000001f r5:c5ca4000 r4:7fffffff [ 102.183205] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 102.193651] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 102.205306] r5:c5ca4000 r4:c61c8000 [ 102.208895] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.218813] r4:0000002e [ 102.221355] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.229372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.237297] r9:c61c9f60 r8:c5311540 r7:0000001f r6:b6ea5000 r5:c61ed540 r4:c0c347c8 [ 102.245052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.252892] r9:c07e10c0 r8:c61c9f60 r7:c2816000 r6:b6ea5000 r5:c61ed540 r4:00000000 [ 102.260642] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.267787] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c61c8000 r5:c61ed540 [ 102.275620] r4:c61ed540 [ 102.278163] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.285305] r9:c61c8000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:0000001f r4:0000001f [ 102.293059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.300633] Exception stack(0xc61c9fa8 to 0xc61c9ff0) [ 102.305692] 9fa0: 0000001f 0000001f 00000001 b6ea5000 0000001f 00000000 [ 102.313877] 9fc0: 0000001f 0000001f b6fece00 00000004 00000001 00000000 00020000 be806a64 [ 102.322059] 9fe0: 00000004 be806798 b6f574cf b6edd7e6 [ 102.327187] irq event stamp: 0 [ 102.330260] hardirqs last enabled at (0): [<00000000>] 0x0 [ 102.335877] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 102.343379] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 102.350920] softirqs last disabled at (0): [<00000000>] 0x0 [ 102.356566] ---[ end trace c0aaadcd35a317e3 ]--- [ 102.361210] lkdtm: Overflow detected: saturated # [ 102.039827] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 102.047845] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 102.054144] ------------[ cut here ]------------ # [ 102.058810] WARNING: CPU: 1 PID: 2709 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 102.067306] refcount_t: saturated; leaking memory. # [ 102.072109] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 102.101272] CPU: 1 PID: 2709 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 102.109022] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.115553] Backtrace: # [ 102.118028] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.125604] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 102.131276] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.138598] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 102.145569] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 # [ 102.153323] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.160812] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c61c8000 # [ 102.166482] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 102.175450] r9:c1acdb84 r8:c15e879c r7:c61c9f60 r6:0000001f r5:c5ca4000 r4:7fffffff # [ 102.183205] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 102.193651] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 102.205306] r5:c5ca4000 r4:c61c8000 # [ 102.208895] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.218813] r4:0000002e # [ 102.221355] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.229372] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.237297] r9:c61c9f60 r8:c5311540 r7:0000001f r6:b6ea5000 r5:c61ed540 r4:c0c347c8 # [ 102.245052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.252892] r9:c07e10c0 r8:c61c9f60 r7:c2816000 r6:b6ea5000 r5:c61ed540 r4:00000000 # [ 102.260642] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.267787] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c61c8000 r5:c61ed540 # [ 102.275620] r4:c61ed540 # [ 102.278163] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.285305] r9:c61c8000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:0000001f r4:0000001f # [ 102.293059] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.300633] Exception stack(0xc61c9fa8 to 0xc61c9ff0) # [ 102.305692] 9fa0: 0000001f 0000001f 00000001 b6ea5000 0000001f 00000000 # [ 102.313877] 9fc0: 0000001f 0000001f b6fece00 00000004 00000001 00000000 00020000 be806a64 # [ 102.322059] 9fe0: 00000004 be806798 b6f574cf b6edd7e6 # [ 102.327187] irq event stamp: 0 # [ 102.330260] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 102.335877] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.343379] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 102.350920] softirqs last disabled at (0): [<00000000>] 0x0 # [ 102.356566] ---[ end trace c0aaadcd35a317e3 ]--- # [ 102.361210] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # ex[ 102.789912] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO it=1 # selftests: lkdtm: REFCOUN[ 102.797561] lkdtm: attempting good refcount_dec() T_DEC_ZERO.sh [ 102.805245] lkdtm: attempting bad refcount_dec() to zero [ 102.811791] ------------[ cut here ]------------ [ 102.816489] WARNING: CPU: 0 PID: 2743 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 102.824974] refcount_t: decrement hit 0; leaking memory. [ 102.830297] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 102.859539] CPU: 0 PID: 2743 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 102.867288] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.873821] Backtrace: [ 102.876295] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.883874] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 102.889546] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.896869] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 102.903840] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 [ 102.911595] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 102.919084] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c6176000 [ 102.924757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 102.933724] r9:c1acdba4 r8:c15e879c r7:c6177f60 r6:00000012 r5:c63c9000 r4:c6176000 [ 102.941480] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 102.951144] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 102.960896] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.969685] r4:0000002f [ 102.972227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.980246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.988170] r9:c6177f60 r8:c5311540 r7:00000012 r6:b6e08000 r5:c5adab40 r4:c0c347c8 [ 102.995927] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.003765] r9:c07e10c0 r8:c6177f60 r7:c2816000 r6:b6e08000 r5:c5adab40 r4:00000000 [ 103.011516] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.018660] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c6176000 r5:c5adab40 [ 103.026495] r4:c5adab40 [ 103.029038] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.036181] r9:c6176000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000012 r4:00000012 [ 103.043936] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.051510] Exception stack(0xc6177fa8 to 0xc6177ff0) [ 103.056569] 7fa0: 00000012 00000012 00000001 b6e08000 00000012 00000000 [ 103.064756] 7fc0: 00000012 00000012 b6f4fe00 00000004 00000001 00000000 00020000 be8b2a64 [ 103.072937] 7fe0: 00000004 be8b2798 b6eba4cf b6e407e6 [ 103.078036] irq event stamp: 0 [ 103.081109] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.086736] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.094287] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.101790] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.107411] ---[ end trace c0aaadcd35a317e4 ]--- [ 103.112043] lkdtm: Zero detected: saturated # [ 102.789912] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 102.797561] lkdtm: attempting good refcount_dec() # [ 102.805245] lkdtm: attempting bad refcount_dec() to zero # [ 102.811791] ------------[ cut here ]------------ # [ 102.816489] WARNING: CPU: 0 PID: 2743 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 102.824974] refcount_t: decrement hit 0; leaking memory. # [ 102.830297] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 102.859539] CPU: 0 PID: 2743 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 102.867288] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.873821] Backtrace: # [ 102.876295] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.883874] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 102.889546] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.896869] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 102.903840] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 # [ 102.911595] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 102.919084] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c6176000 # [ 102.924757] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 102.933724] r9:c1acdba4 r8:c15e879c r7:c6177f60 r6:00000012 r5:c63c9000 r4:c6176000 # [ 102.941480] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 102.951144] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 102.960896] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.969685] r4:0000002f # [ 102.972227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.980246] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.988170] r9:c6177f60 r8:c5311540 r7:00000012 r6:b6e08000 r5:c5adab40 r4:c0c347c8 # [ 102.995927] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.003765] r9:c07e10c0 r8:c6177f60 r7:c2816000 r6:b6e08000 r5:c5adab40 r4:00000000 # [ 103.011516] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.018660] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c6176000 r5:c5adab40 # [ 103.026495] r4:c5adab40 # [ 103.029038] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.036181] r9:c6176000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:00000012 r4:00000012 # [ 103.043936] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.051510] Exception stack(0xc6177fa8 to 0xc6177ff0) # [ 103.056569] 7fa0: 00000012 00000012 00000001 b6e08000 00000012 00000000 # [ 103.064756] 7fc0: 00000012 00000012 b6f4fe00 00000004 00000001 00000000 00020000 be8b2a64 # [ 103.072937] 7fe0: 00000004 be8b2798 b6eba4cf b6e407e6 # [ 103.078036] irq event stamp: 0 # [ 103.081109] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.086736] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.094287] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.101790] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.107411] ---[ end trace c0aaadcd35a317e4 ]--- # [ 103.112043] 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 [ 103.564513] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 103.570541] lkdtm: attempting bad refcount_dec() below zero [ 103.576184] ------------[ cut here ]------------ [ 103.580828] WARNING: CPU: 0 PID: 2780 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 103.589341] refcount_t: decrement hit 0; leaking memory. [ 103.594696] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 103.623933] CPU: 0 PID: 2780 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 103.631683] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.638216] Backtrace: [ 103.640689] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 103.648267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 103.653939] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 103.661264] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 103.668234] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 [ 103.675988] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 103.683479] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c5c22000 [ 103.689148] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 103.698115] r9:c1acdbb8 r8:c15e879c r7:c5c23f60 r6:00000016 r5:00000000 r4:c5c22000 [ 103.705869] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 103.715532] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 103.725630] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.734766] r5:c5c86000 r4:00000030 [ 103.738349] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.746367] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.754292] r9:c5c23f60 r8:c5311540 r7:00000016 r6:b6e6f000 r5:c5aec8c0 r4:c0c347c8 [ 103.762048] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.769885] r9:c07e10c0 r8:c5c23f60 r7:c2816000 r6:b6e6f000 r5:c5aec8c0 r4:00000000 [ 103.777636] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.784780] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c5c22000 r5:c5aec8c0 [ 103.792613] r4:c5aec8c0 [ 103.795156] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.802299] r9:c5c22000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000016 r4:00000016 [ 103.810055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.817629] Exception stack(0xc5c23fa8 to 0xc5c23ff0) [ 103.822691] 3fa0: 00000016 00000016 00000001 b6e6f000 00000016 00000000 [ 103.830876] 3fc0: 00000016 00000016 b6fb6e00 00000004 00000001 00000000 00020000 be8b0a64 [ 103.839059] 3fe0: 00000004 be8b0798 b6f214cf b6ea77e6 [ 103.844161] irq event stamp: 0 [ 103.847232] hardirqs last enabled at (0): [<00000000>] 0x0 [ 103.852823] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 103.860364] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 103.867921] softirqs last disabled at (0): [<00000000>] 0x0 [ 103.873509] ---[ end trace c0aaadcd35a317e5 ]--- [ 103.878169] lkdtm: Negative detected: saturated # [ 103.564513] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 103.570541] lkdtm: attempting bad refcount_dec() below zero # [ 103.576184] ------------[ cut here ]------------ # [ 103.580828] WARNING: CPU: 0 PID: 2780 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 103.589341] refcount_t: decrement hit 0; leaking memory. # [ 103.594696] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 103.623933] CPU: 0 PID: 2780 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 103.631683] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.638216] Backtrace: # [ 103.640689] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.648267] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 103.653939] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.661264] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 103.668234] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 # [ 103.675988] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.683479] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c5c22000 # [ 103.689148] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 103.698115] r9:c1acdbb8 r8:c15e879c r7:c5c23f60 r6:00000016 r5:00000000 r4:c5c22000 # [ 103.705869] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 103.715532] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 103.725630] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.734766] r5:c5c86000 r4:00000030 # [ 103.738349] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.746367] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.754292] r9:c5c23f60 r8:c5311540 r7:00000016 r6:b6e6f000 r5:c5aec8c0 r4:c0c347c8 # [ 103.762048] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.769885] r9:c07e10c0 r8:c5c23f60 r7:c2816000 r6:b6e6f000 r5:c5aec8c0 r4:00000000 # [ 103.777636] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.784780] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c5c22000 r5:c5aec8c0 # [ 103.792613] r4:c5aec8c0 # [ 103.795156] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.802299] r9:c5c22000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000016 r4:00000016 # [ 103.810055] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.817629] Exception stack(0xc5c23fa8 to 0xc5c23ff0) # [ 103.822691] 3fa0: 00000016 00000016 00000001 b6e6f000 00000016 00000000 # [ 103.830876] 3fc0: 00000016 00000016 b6fb6e00 00000004 00000001 00000000 00020000 be8b0a64 # [ 103.839059] 3fe0: 00000004 be8b0798 b6f214cf b6ea77e6 # [ 103.844161] irq event stamp: 0 # [ 103.847232] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 103.852823] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.860364] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 103.867921] softirqs last disabled at (0): [<00000000>] 0x0 # [ 103.873509] ---[ end trace c0aaadcd35a317e5 ]--- # [ 103.878169] 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 [ 104.324921] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 104.331735] lkdtm: attempting bad refcount_dec_and_test() below zero [ 104.338167] ------------[ cut here ]------------ [ 104.342819] WARNING: CPU: 1 PID: 2815 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 104.351536] refcount_t: underflow; use-after-free. [ 104.356391] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 104.385550] CPU: 1 PID: 2815 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 104.393299] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.399830] Backtrace: [ 104.402304] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 104.409884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 104.415558] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 104.422880] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 104.429852] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 [ 104.437606] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 104.445095] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c6406000 [ 104.450766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 104.459821] r9:c1acdbd0 r8:c15e879c r7:c6407f60 r6:0000001f r5:00000000 r4:c6406000 [ 104.467577] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 104.478025] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 104.489685] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.499605] r5:c6529000 r4:00000031 [ 104.503189] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.511207] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.519131] r9:c6407f60 r8:c5311540 r7:0000001f r6:b6e67000 r5:c6162dc0 r4:c0c347c8 [ 104.526888] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.534726] r9:c07e10c0 r8:c6407f60 r7:c2816000 r6:b6e67000 r5:c6162dc0 r4:00000000 [ 104.542478] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.549619] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c6406000 r5:c6162dc0 [ 104.557453] r4:c6162dc0 [ 104.559996] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.567139] r9:c6406000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000001f r4:0000001f [ 104.574894] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.582468] Exception stack(0xc6407fa8 to 0xc6407ff0) [ 104.587528] 7fa0: 0000001f 0000001f 00000001 b6e67000 0000001f 00000000 [ 104.595714] 7fc0: 0000001f 0000001f b6faee00 00000004 00000001 00000000 00020000 bed34a64 [ 104.603898] 7fe0: 00000004 bed34798 b6f194cf b6e9f7e6 [ 104.609017] irq event stamp: 0 [ 104.612088] hardirqs last enabled at (0): [<00000000>] 0x0 [ 104.617703] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 104.625235] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 104.632731] softirqs last disabled at (0): [<00000000>] 0x0 [ 104.638374] ---[ end trace c0aaadcd35a317e6 ]--- [ 104.643009] lkdtm: Negative detected: saturated # [ 104.324921] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 104.331735] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 104.338167] ------------[ cut here ]------------ # [ 104.342819] WARNING: CPU: 1 PID: 2815 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 104.351536] refcount_t: underflow; use-after-free. # [ 104.356391] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 104.385550] CPU: 1 PID: 2815 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 104.393299] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.399830] Backtrace: # [ 104.402304] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.409884] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 104.415558] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.422880] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 104.429852] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 # [ 104.437606] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 104.445095] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c6406000 # [ 104.450766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 104.459821] r9:c1acdbd0 r8:c15e879c r7:c6407f60 r6:0000001f r5:00000000 r4:c6406000 # [ 104.467577] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 104.478025] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 104.489685] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.499605] r5:c6529000 r4:00000031 # [ 104.503189] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.511207] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.519131] r9:c6407f60 r8:c5311540 r7:0000001f r6:b6e67000 r5:c6162dc0 r4:c0c347c8 # [ 104.526888] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.534726] r9:c07e10c0 r8:c6407f60 r7:c2816000 r6:b6e67000 r5:c6162dc0 r4:00000000 # [ 104.542478] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.549619] r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c6406000 r5:c6162dc0 # [ 104.557453] r4:c6162dc0 # [ 104.559996] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.567139] r9:c6406000 r8:c03002e4 r7:00000004 r6:b6faee00 r5:0000001f r4:0000001f # [ 104.574894] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.582468] Exception stack(0xc6407fa8 to 0xc6407ff0) # [ 104.587528] 7fa0: 0000001f 0000001f 00000001 b6e67000 0000001f 00000000 # [ 104.595714] 7fc0: 0000001f 0000001f b6faee00 00000004 00000001 00000000 00020000 bed34a64 # [ 104.603898] 7fe0: 00000004 bed34798 b6f194cf b6e9f7e6 # [ 104.609017] irq event stamp: 0 # [ 104.612088] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.617703] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.625235] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 104.632731] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.638374] ---[ end trace c0aaadcd35a317e6 ]--- # [ 104.643009] 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 [ 105.097834] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 105.104768] lkdtm: attempting bad refcount_sub_and_test() below zero [ 105.111167] ------------[ cut here ]------------ [ 105.115877] WARNING: CPU: 1 PID: 2850 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 105.124579] refcount_t: underflow; use-after-free. [ 105.129408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 105.158569] CPU: 1 PID: 2850 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 105.166320] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.172851] Backtrace: [ 105.175325] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.182904] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 105.188577] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.195901] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 105.202871] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 [ 105.210625] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 105.218114] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c63b6000 [ 105.223786] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 105.232840] r9:c1acdbf0 r8:c15e879c r7:c63b7f60 r6:0000001f r5:c6529000 r4:c63b6000 [ 105.240596] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 105.251043] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 105.262703] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.272619] r4:00000032 [ 105.275161] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.283179] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.291104] r9:c63b7f60 r8:c5311540 r7:0000001f r6:b6e87000 r5:c44e5400 r4:c0c347c8 [ 105.298861] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.306698] r9:c07e10c0 r8:c63b7f60 r7:c2816000 r6:b6e87000 r5:c44e5400 r4:00000000 [ 105.314451] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.321595] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c63b6000 r5:c44e5400 [ 105.329427] r4:c44e5400 [ 105.331969] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.339112] r9:c63b6000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:0000001f r4:0000001f [ 105.346866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.354441] Exception stack(0xc63b7fa8 to 0xc63b7ff0) [ 105.359502] 7fa0: 0000001f 0000001f 00000001 b6e87000 0000001f 00000000 [ 105.367688] 7fc0: 0000001f 0000001f b6fcee00 00000004 00000001 00000000 00020000 be95ba64 [ 105.375871] 7fe0: 00000004 be95b798 b6f394cf b6ebf7e6 [ 105.380993] irq event stamp: 0 [ 105.384087] hardirqs last enabled at (0): [<00000000>] 0x0 [ 105.389677] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 105.397220] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 105.404771] softirqs last disabled at (0): [<00000000>] 0x0 [ 105.410360] ---[ end trace c0aaadcd35a317e7 ]--- [ 105.415019] lkdtm: Negative detected: saturated # [ 105.097834] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 105.104768] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 105.111167] ------------[ cut here ]------------ # [ 105.115877] WARNING: CPU: 1 PID: 2850 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 105.124579] refcount_t: underflow; use-after-free. # [ 105.129408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 105.158569] CPU: 1 PID: 2850 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 105.166320] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.172851] Backtrace: # [ 105.175325] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.182904] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 105.188577] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.195901] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 105.202871] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 # [ 105.210625] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.218114] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c63b6000 # [ 105.223786] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 105.232840] r9:c1acdbf0 r8:c15e879c r7:c63b7f60 r6:0000001f r5:c6529000 r4:c63b6000 # [ 105.240596] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 105.251043] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 105.262703] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.272619] r4:00000032 # [ 105.275161] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.283179] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.291104] r9:c63b7f60 r8:c5311540 r7:0000001f r6:b6e87000 r5:c44e5400 r4:c0c347c8 # [ 105.298861] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.306698] r9:c07e10c0 r8:c63b7f60 r7:c2816000 r6:b6e87000 r5:c44e5400 r4:00000000 # [ 105.314451] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.321595] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c63b6000 r5:c44e5400 # [ 105.329427] r4:c44e5400 # [ 105.331969] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.339112] r9:c63b6000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:0000001f r4:0000001f # [ 105.346866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.354441] Exception stack(0xc63b7fa8 to 0xc63b7ff0) # [ 105.359502] 7fa0: 0000001f 0000001f 00000001 b6e87000 0000001f 00000000 # [ 105.367688] 7fc0: 0000001f 0000001f b6fcee00 00000004 00000001 00000000 00020000 be95ba64 # [ 105.375871] 7fe0: 00000004 be95b798 b6f394cf b6ebf7e6 # [ 105.380993] irq event stamp: 0 # [ 105.384087] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 105.389677] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.397220] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 105.404771] softirqs last disabled at (0): [<00000000>] 0x0 # [ 105.410360] ---[ end trace c0aaadcd35a317e7 ]--- # [ 105.415019] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok [ 105.842021] lkdtm: Performing direct entry REFCOUNT_INC_ZERO ok 49 selftests: lkdtm: REFCOUNT[ 105.849986] lkdtm: attempting safe refcount_inc_not_zero() from zero _SUB_AND_TEST_NEGATIVE.sh # self[ 105.859304] lkdtm: Good: zero detected tests: lkdtm: REFCOUNT_INC_ZERO.s[ 105.865949] lkdtm: Correctly stayed at zero h [ 105.872951] lkdtm: attempting bad refcount_inc() from zero [ 105.878719] ------------[ cut here ]------------ [ 105.883362] WARNING: CPU: 0 PID: 2882 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 105.892007] refcount_t: addition on 0; use-after-free. [ 105.897198] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 105.926354] CPU: 0 PID: 2882 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 105.934105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.940637] Backtrace: [ 105.943110] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 105.950690] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 105.956361] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 105.963683] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 105.970654] r9:00000009 r8:c0873374 r7:00000019 r6:00000009 r5:c0873374 r4:c1a21bb8 [ 105.978410] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 105.985899] r7:00000019 r6:c1a21bb8 r5:c1a21bc8 r4:c62f2000 [ 105.991570] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 106.000623] r9:c1acdc10 r8:c15e879c r7:c62f3f60 r6:00000012 r5:00000000 r4:c62f2000 [ 106.008379] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 106.018045] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 106.027796] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.036584] r5:c5b25000 r4:00000033 [ 106.040169] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.048186] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.056110] r9:c62f3f60 r8:c5311540 r7:00000012 r6:b6e9b000 r5:c6013540 r4:c0c347c8 [ 106.063866] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.071704] r9:c07e10c0 r8:c62f3f60 r7:c2816000 r6:b6e9b000 r5:c6013540 r4:00000000 [ 106.079456] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.086599] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c62f2000 r5:c6013540 [ 106.094432] r4:c6013540 [ 106.096975] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.104117] r9:c62f2000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000012 r4:00000012 [ 106.111871] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.119445] Exception stack(0xc62f3fa8 to 0xc62f3ff0) [ 106.124506] 3fa0: 00000012 00000012 00000001 b6e9b000 00000012 00000000 [ 106.132691] 3fc0: 00000012 00000012 b6fe2e00 00000004 00000001 00000000 00020000 be9eba64 [ 106.140874] 3fe0: 00000004 be9eb798 b6f4d4cf b6ed37e6 [ 106.145970] irq event stamp: 0 [ 106.149043] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.154662] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.162160] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.169707] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.175322] ---[ end trace c0aaadcd35a317e8 ]--- [ 106.179950] lkdtm: Zero detected: saturated # [ 105.842021] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 105.849986] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 105.859304] lkdtm: Good: zero detected # [ 105.865949] lkdtm: Correctly stayed at zero # [ 105.872951] lkdtm: attempting bad refcount_inc() from zero # [ 105.878719] ------------[ cut here ]------------ # [ 105.883362] WARNING: CPU: 0 PID: 2882 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 105.892007] refcount_t: addition on 0; use-after-free. # [ 105.897198] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 105.926354] CPU: 0 PID: 2882 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 105.934105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.940637] Backtrace: # [ 105.943110] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 105.950690] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 105.956361] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 105.963683] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 105.970654] r9:00000009 r8:c0873374 r7:00000019 r6:00000009 r5:c0873374 r4:c1a21bb8 # [ 105.978410] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 105.985899] r7:00000019 r6:c1a21bb8 r5:c1a21bc8 r4:c62f2000 # [ 105.991570] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 106.000623] r9:c1acdc10 r8:c15e879c r7:c62f3f60 r6:00000012 r5:00000000 r4:c62f2000 # [ 106.008379] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 106.018045] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 106.027796] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.036584] r5:c5b25000 r4:00000033 # [ 106.040169] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.048186] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.056110] r9:c62f3f60 r8:c5311540 r7:00000012 r6:b6e9b000 r5:c6013540 r4:c0c347c8 # [ 106.063866] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.071704] r9:c07e10c0 r8:c62f3f60 r7:c2816000 r6:b6e9b000 r5:c6013540 r4:00000000 # [ 106.079456] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.086599] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c62f2000 r5:c6013540 # [ 106.094432] r4:c6013540 # [ 106.096975] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.104117] r9:c62f2000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000012 r4:00000012 # [ 106.111871] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.119445] Exception stack(0xc62f3fa8 to 0xc62f3ff0) # [ 106.124506] 3fa0: 00000012 00000012 00000001 b6e9b000 00000012 00000000 # [ 106.132691] 3fc0: 00000012 00000012 b6fe2e00 00000004 00000001 00000000 00020000 be9eba64 # [ 106.140874] 3fe0: 00000004 be9eb798 b6f4d4cf b6ed37e6 # [ 106.145970] irq event stamp: 0 # [ 106.149043] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.154662] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.162160] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.169707] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.175322] ---[ end trace c0aaadcd35a317e8 ]--- # [ 106.179950] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdt[ 106.630206] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO m: REFCOUNT_ADD_ZERO.sh [ 106.637023] lkdtm: attempting safe refcount_add_not_zero() from zero [ 106.645604] lkdtm: Good: zero detected [ 106.649411] lkdtm: Correctly stayed at zero [ 106.653612] lkdtm: attempting bad refcount_add() from zero [ 106.659158] ------------[ cut here ]------------ [ 106.663835] WARNING: CPU: 3 PID: 2916 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 106.672370] refcount_t: addition on 0; use-after-free. [ 106.677542] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 106.706678] CPU: 3 PID: 2916 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 106.714427] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 106.720958] Backtrace: [ 106.723432] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 106.731011] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 106.736682] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 106.744004] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 106.750974] r9:00000009 r8:c0873374 r7:00000019 r6:00000009 r5:c0873374 r4:c1a21bb8 [ 106.758728] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 106.766217] r7:00000019 r6:c1a21bb8 r5:c1a21bc8 r4:c5a58000 [ 106.771888] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 106.780941] r9:c1acdc24 r8:c15e879c r7:c5a59f60 r6:00000012 r5:00000000 r4:c5a58000 [ 106.788698] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 106.798365] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 106.808115] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.816905] r5:c648b000 r4:00000034 [ 106.820490] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.828508] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.836431] r9:c5a59f60 r8:c5311540 r7:00000012 r6:b6eaa000 r5:c62fa640 r4:c0c347c8 [ 106.844189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.852028] r9:c07e10c0 r8:c5a59f60 r7:c2816000 r6:b6eaa000 r5:c62fa640 r4:00000000 [ 106.859781] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.866924] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5a58000 r5:c62fa640 [ 106.874757] r4:c62fa640 [ 106.877300] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.884443] r9:c5a58000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000012 r4:00000012 [ 106.892198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.899772] Exception stack(0xc5a59fa8 to 0xc5a59ff0) [ 106.904833] 9fa0: 00000012 00000012 00000001 b6eaa000 00000012 00000000 [ 106.913021] 9fc0: 00000012 00000012 b6ff1e00 00000004 00000001 00000000 00020000 bedf3a64 [ 106.921204] 9fe0: 00000004 bedf3798 b6f5c4cf b6ee27e6 [ 106.926318] irq event stamp: 0 [ 106.929392] hardirqs last enabled at (0): [<00000000>] 0x0 [ 106.935024] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 106.942526] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 106.950050] softirqs last disabled at (0): [<00000000>] 0x0 [ 106.955674] ---[ end trace c0aaadcd35a317e9 ]--- [ 106.960304] lkdtm: Zero detected: saturated # [ 106.630206] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 106.637023] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 106.645604] lkdtm: Good: zero detected # [ 106.649411] lkdtm: Correctly stayed at zero # [ 106.653612] lkdtm: attempting bad refcount_add() from zero # [ 106.659158] ------------[ cut here ]------------ # [ 106.663835] WARNING: CPU: 3 PID: 2916 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 106.672370] refcount_t: addition on 0; use-after-free. # [ 106.677542] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 106.706678] CPU: 3 PID: 2916 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 106.714427] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.720958] Backtrace: # [ 106.723432] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 106.731011] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 106.736682] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 106.744004] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 106.750974] r9:00000009 r8:c0873374 r7:00000019 r6:00000009 r5:c0873374 r4:c1a21bb8 # [ 106.758728] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 106.766217] r7:00000019 r6:c1a21bb8 r5:c1a21bc8 r4:c5a58000 # [ 106.771888] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 106.780941] r9:c1acdc24 r8:c15e879c r7:c5a59f60 r6:00000012 r5:00000000 r4:c5a58000 # [ 106.788698] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 106.798365] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 106.808115] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.816905] r5:c648b000 r4:00000034 # [ 106.820490] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.828508] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.836431] r9:c5a59f60 r8:c5311540 r7:00000012 r6:b6eaa000 r5:c62fa640 r4:c0c347c8 # [ 106.844189] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.852028] r9:c07e10c0 r8:c5a59f60 r7:c2816000 r6:b6eaa000 r5:c62fa640 r4:00000000 # [ 106.859781] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.866924] r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c5a58000 r5:c62fa640 # [ 106.874757] r4:c62fa640 # [ 106.877300] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.884443] r9:c5a58000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000012 r4:00000012 # [ 106.892198] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 106.899772] Exception stack(0xc5a59fa8 to 0xc5a59ff0) # [ 106.904833] 9fa0: 00000012 00000012 00000001 b6eaa000 00000012 00000000 # [ 106.913021] 9fc0: 00000012 00000012 b6ff1e00 00000004 00000001 00000000 00020000 bedf3a64 # [ 106.921204] 9fe0: 00000004 bedf3798 b6f5c4cf b6ee27e6 # [ 106.926318] irq event stamp: 0 # [ 106.929392] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 106.935024] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.942526] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 106.950050] softirqs last disabled at (0): [<00000000>] 0x0 # [ 106.955674] ---[ end trace c0aaadcd35a317e9 ]--- # [ 106.960304] 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 [ 107.424817] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 107.430967] lkdtm: attempting bad refcount_inc() from saturated [ 107.436967] ------------[ cut here ]------------ [ 107.441609] WARNING: CPU: 0 PID: 2953 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 107.450125] refcount_t: saturated; leaking memory. [ 107.455339] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 107.485893] CPU: 0 PID: 2953 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 107.493650] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.500183] Backtrace: [ 107.502664] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 107.510243] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 107.515916] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 107.523239] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 107.530210] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 [ 107.537964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 107.545453] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 [ 107.551126] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 107.560092] r9:c1acdc38 r8:c15e879c r7:c5a6bf60 r6:00000017 r5:c5e07000 r4:c5a6a000 [ 107.567848] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 107.577515] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 107.587699] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.596923] r4:00000035 [ 107.599465] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.607484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.615409] r9:c5a6bf60 r8:c5311540 r7:00000017 r6:b6e15000 r5:c5ae9680 r4:c0c347c8 [ 107.623166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.631004] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e15000 r5:c5ae9680 r4:00000000 [ 107.638757] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.645899] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5a6a000 r5:c5ae9680 [ 107.653732] r4:c5ae9680 [ 107.656276] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.663420] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 [ 107.671174] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.678747] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) [ 107.683808] bfa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 [ 107.691995] bfc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 bebe4a64 [ 107.700178] bfe0: 00000004 bebe4798 b6ec74cf b6e4d7e6 [ 107.705275] irq event stamp: 0 [ 107.708346] hardirqs last enabled at (0): [<00000000>] 0x0 [ 107.713969] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 107.721467] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 107.728987] softirqs last disabled at (0): [<00000000>] 0x0 [ 107.734594] ---[ end trace c0aaadcd35a317ea ]--- [ 107.739223] lkdtm: Saturation detected: still saturated # [ 107.424817] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 107.430967] lkdtm: attempting bad refcount_inc() from saturated # [ 107.436967] ------------[ cut here ]------------ # [ 107.441609] WARNING: CPU: 0 PID: 2953 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 107.450125] refcount_t: saturated; leaking memory. # [ 107.455339] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 107.485893] CPU: 0 PID: 2953 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 107.493650] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.500183] Backtrace: # [ 107.502664] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 107.510243] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 107.515916] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 107.523239] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 107.530210] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 # [ 107.537964] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 107.545453] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 # [ 107.551126] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 107.560092] r9:c1acdc38 r8:c15e879c r7:c5a6bf60 r6:00000017 r5:c5e07000 r4:c5a6a000 # [ 107.567848] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 107.577515] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 107.587699] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.596923] r4:00000035 # [ 107.599465] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.607484] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.615409] r9:c5a6bf60 r8:c5311540 r7:00000017 r6:b6e15000 r5:c5ae9680 r4:c0c347c8 # [ 107.623166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.631004] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e15000 r5:c5ae9680 r4:00000000 # [ 107.638757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.645899] r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5a6a000 r5:c5ae9680 # [ 107.653732] r4:c5ae9680 # [ 107.656276] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.663420] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000017 r4:00000017 # [ 107.671174] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.678747] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) # [ 107.683808] bfa0: 00000017 00000017 00000001 b6e15000 00000017 00000000 # [ 107.691995] bfc0: 00000017 00000017 b6f5ce00 00000004 00000001 00000000 00020000 bebe4a64 # [ 107.700178] bfe0: 00000004 bebe4798 b6ec74cf b6e4d7e6 # [ 107.705275] irq event stamp: 0 # [ 107.708346] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 107.713969] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.721467] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 107.728987] softirqs last disabled at (0): [<00000000>] 0x0 # [ 107.734594] ---[ end trace c0aaadcd35a317ea ]--- # [ 107.739223] 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 [ 108.201696] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 108.207877] lkdtm: attempting bad refcount_dec() from saturated [ 108.213894] ------------[ cut here ]------------ [ 108.218544] WARNING: CPU: 1 PID: 2988 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 108.227046] refcount_t: decrement hit 0; leaking memory. [ 108.232373] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 108.261622] CPU: 1 PID: 2988 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 108.269375] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.275910] Backtrace: [ 108.278391] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 108.285974] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 108.291651] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 108.298978] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 108.305952] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 [ 108.313711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 108.321204] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c61fc000 [ 108.326880] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 108.335850] r9:c1acdc50 r8:c15e879c r7:c61fdf60 r6:00000017 r5:c652a000 r4:c61fc000 [ 108.343611] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 108.353281] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 108.363470] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.372695] r4:00000036 [ 108.375241] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.383262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.391190] r9:c61fdf60 r8:c5311540 r7:00000017 r6:b6e07000 r5:c2fe3400 r4:c0c347c8 [ 108.398953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.406795] r9:c07e10c0 r8:c61fdf60 r7:c2816000 r6:b6e07000 r5:c2fe3400 r4:00000000 [ 108.414553] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.421701] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c61fc000 r5:c2fe3400 [ 108.429536] r4:c2fe3400 [ 108.432082] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.439228] r9:c61fc000 r8:c03002e4 r7:00000004 r6:b6f4ee00 r5:00000017 r4:00000017 [ 108.446985] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.454562] Exception stack(0xc61fdfa8 to 0xc61fdff0) [ 108.459626] dfa0: 00000017 00000017 00000001 b6e07000 00000017 00000000 [ 108.467816] dfc0: 00000017 00000017 b6f4ee00 00000004 00000001 00000000 00020000 be9c1a64 [ 108.476001] dfe0: 00000004 be9c1798 b6eb94cf b6e3f7e6 [ 108.481134] irq event stamp: 0 [ 108.484239] hardirqs last enabled at (0): [<00000000>] 0x0 [ 108.489835] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 108.497406] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 108.504966] softirqs last disabled at (0): [<00000000>] 0x0 [ 108.510568] ---[ end trace c0aaadcd35a317eb ]--- [ 108.515241] lkdtm: Saturation detected: still saturated # [ 108.201696] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 108.207877] lkdtm: attempting bad refcount_dec() from saturated # [ 108.213894] ------------[ cut here ]------------ # [ 108.218544] WARNING: CPU: 1 PID: 2988 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 108.227046] refcount_t: decrement hit 0; leaking memory. # [ 108.232373] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 108.261622] CPU: 1 PID: 2988 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 108.269375] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.275910] Backtrace: # [ 108.278391] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.285974] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 108.291651] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.298978] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 108.305952] r9:00000009 r8:c08732d8 r7:0000001f r6:00000009 r5:c08732d8 r4:c1a21bb8 # [ 108.313711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 108.321204] r7:0000001f r6:c1a21bb8 r5:c1a21c1c r4:c61fc000 # [ 108.326880] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 108.335850] r9:c1acdc50 r8:c15e879c r7:c61fdf60 r6:00000017 r5:c652a000 r4:c61fc000 # [ 108.343611] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 108.353281] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 108.363470] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.372695] r4:00000036 # [ 108.375241] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.383262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.391190] r9:c61fdf60 r8:c5311540 r7:00000017 r6:b6e07000 r5:c2fe3400 r4:c0c347c8 # [ 108.398953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.406795] r9:c07e10c0 r8:c61fdf60 r7:c2816000 r6:b6e07000 r5:c2fe3400 r4:00000000 # [ 108.414553] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.421701] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c61fc000 r5:c2fe3400 # [ 108.429536] r4:c2fe3400 # [ 108.432082] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.439228] r9:c61fc000 r8:c03002e4 r7:00000004 r6:b6f4ee00 r5:00000017 r4:00000017 # [ 108.446985] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.454562] Exception stack(0xc61fdfa8 to 0xc61fdff0) # [ 108.459626] dfa0: 00000017 00000017 00000001 b6e07000 00000017 00000000 # [ 108.467816] dfc0: 00000017 00000017 b6f4ee00 00000004 00000001 00000000 00020000 be9c1a64 # [ 108.476001] dfe0: 00000004 be9c1798 b6eb94cf b6e3f7e6 # [ 108.481134] irq event stamp: 0 # [ 108.484239] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 108.489835] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.497406] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 108.504966] softirqs last disabled at (0): [<00000000>] 0x0 # [ 108.510568] ---[ end trace c0aaadcd35a317eb ]--- # [ 108.515241] 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 [ 108.987976] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 108.994212] lkdtm: attempting bad refcount_dec() from saturated [ 109.000175] ------------[ cut here ]------------ [ 109.004864] WARNING: CPU: 1 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 109.013315] refcount_t: saturated; leaking memory. [ 109.018254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 109.047777] CPU: 1 PID: 3023 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 109.055527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.062059] Backtrace: [ 109.064533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.072112] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 109.077784] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.085107] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 109.092076] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 [ 109.099830] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.107321] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 [ 109.112994] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 109.121961] r9:c1acdc68 r8:c15e879c r7:c5a6bf60 r6:00000017 r5:c652a000 r4:c5a6a000 [ 109.129716] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 109.139383] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 109.149567] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.158788] r4:00000037 [ 109.161331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.169350] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.177274] r9:c5a6bf60 r8:c5311540 r7:00000017 r6:b6e3f000 r5:c5840000 r4:c0c347c8 [ 109.185031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.192869] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e3f000 r5:c5840000 r4:00000000 [ 109.200621] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.207764] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5a6a000 r5:c5840000 [ 109.215596] r4:c5840000 [ 109.218139] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.225283] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000017 r4:00000017 [ 109.233035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.240609] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) [ 109.245669] bfa0: 00000017 00000017 00000001 b6e3f000 00000017 00000000 [ 109.253853] bfc0: 00000017 00000017 b6f86e00 00000004 00000001 00000000 00020000 be950a64 [ 109.262036] bfe0: 00000004 be950798 b6ef14cf b6e777e6 [ 109.267158] irq event stamp: 0 [ 109.270231] hardirqs last enabled at (0): [<00000000>] 0x0 [ 109.275845] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 109.283344] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 109.290904] softirqs last disabled at (0): [<00000000>] 0x0 [ 109.296549] ---[ end trace c0aaadcd35a317ec ]--- [ 109.301179] lkdtm: Saturation detected: still saturated # [ 108.987976] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 108.994212] lkdtm: attempting bad refcount_dec() from saturated # [ 109.000175] ------------[ cut here ]------------ # [ 109.004864] WARNING: CPU: 1 PID: 3023 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 109.013315] refcount_t: saturated; leaking memory. # [ 109.018254] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 109.047777] CPU: 1 PID: 3023 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 109.055527] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.062059] Backtrace: # [ 109.064533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.072112] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 109.077784] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.085107] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.092076] r9:00000009 r8:c0873340 r7:00000016 r6:00000009 r5:c0873340 r4:c1a21bb8 # [ 109.099830] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.107321] r7:00000016 r6:c1a21bb8 r5:c1a21b90 r4:c5a6a000 # [ 109.112994] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 109.121961] r9:c1acdc68 r8:c15e879c r7:c5a6bf60 r6:00000017 r5:c652a000 r4:c5a6a000 # [ 109.129716] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 109.139383] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 109.149567] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.158788] r4:00000037 # [ 109.161331] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.169350] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.177274] r9:c5a6bf60 r8:c5311540 r7:00000017 r6:b6e3f000 r5:c5840000 r4:c0c347c8 # [ 109.185031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.192869] r9:c07e10c0 r8:c5a6bf60 r7:c2816000 r6:b6e3f000 r5:c5840000 r4:00000000 # [ 109.200621] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.207764] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5a6a000 r5:c5840000 # [ 109.215596] r4:c5840000 # [ 109.218139] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.225283] r9:c5a6a000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000017 r4:00000017 # [ 109.233035] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.240609] Exception stack(0xc5a6bfa8 to 0xc5a6bff0) # [ 109.245669] bfa0: 00000017 00000017 00000001 b6e3f000 00000017 00000000 # [ 109.253853] bfc0: 00000017 00000017 b6f86e00 00000004 00000001 00000000 00020000 be950a64 # [ 109.262036] bfe0: 00000004 be950798 b6ef14cf b6e777e6 # [ 109.267158] irq event stamp: 0 # [ 109.270231] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.275845] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.283344] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 109.290904] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.296549] ---[ end trace c0aaadcd35a317ec ]--- # [ 109.301179] 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 [ 109.761548] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 109.769990] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 109.776751] ------------[ cut here ]------------ [ 109.781391] WARNING: CPU: 3 PID: 3055 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 109.789884] refcount_t: saturated; leaking memory. [ 109.794716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 109.823868] CPU: 3 PID: 3055 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 109.831621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.838153] Backtrace: [ 109.840627] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 109.848203] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 109.853878] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 109.861202] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 109.868174] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 [ 109.875931] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 109.883421] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c6406000 [ 109.889094] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 109.898060] r9:c1acdc80 r8:c15e879c r7:c6407f60 r6:00000020 r5:c648b000 r4:c0000000 [ 109.905817] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 109.916263] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 109.928004] r5:c648b000 r4:c6406000 [ 109.931593] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.941598] r4:00000038 [ 109.944141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.952160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.960084] r9:c6407f60 r8:c5311540 r7:00000020 r6:b6e52000 r5:c6013a40 r4:c0c347c8 [ 109.967840] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.975680] r9:c07e10c0 r8:c6407f60 r7:c2816000 r6:b6e52000 r5:c6013a40 r4:00000000 [ 109.983432] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.990575] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6406000 r5:c6013a40 [ 109.998408] r4:c6013a40 [ 110.000950] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.008095] r9:c6406000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000020 r4:00000020 [ 110.015851] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.023425] Exception stack(0xc6407fa8 to 0xc6407ff0) [ 110.028487] 7fa0: 00000020 00000020 00000001 b6e52000 00000020 00000000 [ 110.036673] 7fc0: 00000020 00000020 b6f99e00 00000004 00000001 00000000 00020000 bedd8a64 [ 110.044856] 7fe0: 00000004 bedd8798 b6f044cf b6e8a7e6 [ 110.049973] irq event stamp: 0 [ 110.053047] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.058665] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 110.066198] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 110.073719] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.079331] ---[ end trace c0aaadcd35a317ed ]--- [ 110.084011] lkdtm: Saturation detected: still saturated # [ 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 # [ 109.761548] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 109.769990] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 109.776751] ------------[ cut here ]------------ # [ 109.781391] WARNING: CPU: 3 PID: 3055 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 109.789884] refcount_t: saturated; leaking memory. # [ 109.794716] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 109.823868] CPU: 3 PID: 3055 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 109.831621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.838153] Backtrace: # [ 109.840627] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.848203] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 109.853878] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.861202] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 109.868174] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 # [ 109.875931] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 109.883421] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c6406000 # [ 109.889094] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 109.898060] r9:c1acdc80 r8:c15e879c r7:c6407f60 r6:00000020 r5:c648b000 r4:c0000000 # [ 109.905817] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 109.916263] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 109.928004] r5:c648b000 r4:c6406000 # [ 109.931593] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.941598] r4:00000038 # [ 109.944141] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.952160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.960084] r9:c6407f60 r8:c5311540 r7:00000020 r6:b6e52000 r5:c6013a40 r4:c0c347c8 # [ 109.967840] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.975680] r9:c07e10c0 r8:c6407f60 r7:c2816000 r6:b6e52000 r5:c6013a40 r4:00000000 # [ 109.983432] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.990575] r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6406000 r5:c6013a40 # [ 109.998408] r4:c6013a40 # [ 110.000950] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.008095] r9:c6406000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000020 r4:00000020 # [ 110.015851] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.023425] Exception stack(0xc6407fa8 to 0xc6407ff0) # [ 110.028487] 7fa0: 00000020 00000020 00000001 b6e52000 00000020 00000000 # [ 110.036673] 7fc0: 00000020 00000020 b6f99e00 00000004 00000001 00000000 00020000 bedd8a64 # [ 110.044856] 7fe0: 00000004 bedd8798 b6f044cf b6e8a7e6 # [ 110.049973] irq event stamp: 0 # [ 110.053047] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.058665] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.066198] softirq[ 110.571516] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED s last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.588699] ------------[ cut here ]------------ [ 110.073719] softirqs last disa[ 110.596267] WARNING: CPU: 1 PID: 3089 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 bled at (0): [<00000000>] 0x0 # [ 110.607442] refcount_t: saturated; leaking memory. [ 110.079331] ---[ end trace c0a[ 110.615094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 aadcd35a317ed ]--- # [ 110.0840[ 110.646806] CPU: 1 PID: 3089 Comm: cat Tainted: G D W 5.10.164-cip24 #1 11] lkdtm: S[a t u1r1a0t.i6o5n7 362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) etected: still satu[r a 1t1e0d. 665796] Backtrace: # REFCOUNT_INC_NOT_ZERO_SATURATED[ 110.670427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) : missing 'call tr[a c e1:1'0:. 680846] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 FAIL] not ok 55 selfte[s t s1:1 .688677] [] (show_stack) from [] (dump_stack+0xe0/0x100) lkdtm: REFCOUNT_INC_NOT_Z[E R O1_0.698328] [] (dump_stack) from [] (__warn+0xfc/0x16c) SATURATED.sh # exi[t = 11 1 0#. 707713] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 elftests: lkdtm: REFCOUN[T _ A1D10.717626] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) _NOT_ZERO_SATU[R A 1T1E0D..7s2h7 29] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c61fc000 [ 110.735099] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 110.744140] r9:c1acdca0 r8:c15e879c r7:c61fdf60 r6:00000020 r5:c6529000 r4:c0000000 [ 110.751896] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 110.762342] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 110.774083] r5:c6529000 r4:c61fc000 [ 110.777671] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.787676] r4:00000039 [ 110.790220] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.798238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.806163] r9:c61fdf60 r8:c5311540 r7:00000020 r6:b6e85000 r5:c5841b80 r4:c0c347c8 [ 110.813921] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.821762] r9:c07e10c0 r8:c61fdf60 r7:c2816000 r6:b6e85000 r5:c5841b80 r4:00000000 [ 110.829514] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.836658] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c61fc000 r5:c5841b80 [ 110.844491] r4:c5841b80 [ 110.847035] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.854178] r9:c61fc000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000020 r4:00000020 [ 110.861931] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.869506] Exception stack(0xc61fdfa8 to 0xc61fdff0) [ 110.874565] dfa0: 00000020 00000020 00000001 b6e85000 00000020 00000000 [ 110.882752] dfc0: 00000020 00000020 b6fcce00 00000004 00000001 00000000 00020000 be81aa64 [ 110.890934] dfe0: 00000004 be81a798 b6f374cf b6ebd7e6 [ 110.896057] irq event stamp: 0 [ 110.899128] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.904748] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 110.912252] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 110.919835] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.925503] ---[ end trace c0aaadcd35a317ee ]--- [ 110.930144] lkdtm: Saturation detected: still saturated # [ 110.571516] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 110.579212] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 110.588699] ------------[ cut here ]------------ # [ 110.596267] WARNING: CPU: 1 PID: 3089 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 110.607442] refcount_t: saturated; leaking memory. # [ 110.615094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 110.646806] CPU: 1 PID: 3089 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 110.657362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.665796] Backtrace: # [ 110.670427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.680846] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 110.688677] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.698328] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.707713] r9:00000009 r8:c087330c r7:00000013 r6:00000009 r5:c087330c r4:c1a21bb8 # [ 110.717626] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.727529] r7:00000013 r6:c1a21bb8 r5:c1a21b90 r4:c61fc000 # [ 110.735099] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 110.744140] r9:c1acdca0 r8:c15e879c r7:c61fdf60 r6:00000020 r5:c6529000 r4:c0000000 # [ 110.751896] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 110.762342] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 110.774083] r5:c6529000 r4:c61fc000 # [ 110.777671] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.787676] r4:00000039 # [ 110.790220] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.798238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.806163] r9:c61fdf60 r8:c5311540 r7:00000020 r6:b6e85000 r5:c5841b80 r4:c0c347c8 # [ 110.813921] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.821762] r9:c07e10c0 r8:c61fdf60 r7:c2816000 r6:b6e85000 r5:c5841b80 r4:00000000 # [ 110.829514] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.836658] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c61fc000 r5:c5841b80 # [ 110.844491] r4:c5841b80 # [ 110.847035] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.854178] r9:c61fc000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000020 r4:00000020 # [ 110.861931] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.869506] Exception stack(0xc61fdfa8 to 0xc61fdff0) # [ 110.874565] dfa0: 00000020 00000020 00000001 b6e85000 00000020 00000000 # [ 110.882752] dfc0: 00000020 00000020 b6fcce00 00000004 00000001 00000000 00020000 be81aa64 # [ 110.890934] dfe0: 00000004 be81a798 b6f374cf b6ebd7e6 # [ 110.896057] irq event stamp: 0 # [ 110.899128] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.904748] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.912252] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 110.919835] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.925503] ---[ end trace c0aaadcd35a317ee ]--- # [ 110.930144] 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 [ 111.415494] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 111.422396] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 111.429220] ------------[ cut here ]------------ [ 111.433939] WARNING: CPU: 3 PID: 3126 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 111.442515] refcount_t: underflow; use-after-free. [ 111.447373] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 111.476518] CPU: 3 PID: 3126 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 111.484268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.490801] Backtrace: [ 111.493274] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.500853] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 111.506523] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.513845] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.520814] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 [ 111.528569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.536059] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c5a58000 [ 111.541730] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 111.550785] r9:c1acdcc0 r8:c15e879c r7:c5a59f60 r6:00000020 r5:c651a000 r4:c5a58000 [ 111.558540] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 111.568988] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 111.580736] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.590739] r4:0000003a [ 111.593283] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.601302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.609229] r9:c5a59f60 r8:c5311540 r7:00000020 r6:b6e11000 r5:c6013e00 r4:c0c347c8 [ 111.616987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.624825] r9:c07e10c0 r8:c5a59f60 r7:c2816000 r6:b6e11000 r5:c6013e00 r4:00000000 [ 111.632577] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.639720] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5a58000 r5:c6013e00 [ 111.647552] r4:c6013e00 [ 111.650096] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.657239] r9:c5a58000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000020 r4:00000020 [ 111.664993] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.672568] Exception stack(0xc5a59fa8 to 0xc5a59ff0) [ 111.677629] 9fa0: 00000020 00000020 00000001 b6e11000 00000020 00000000 [ 111.685814] 9fc0: 00000020 00000020 b6f58e00 00000004 00000001 00000000 00020000 beee4a64 [ 111.693997] 9fe0: 00000004 beee4798 b6ec34cf b6e497e6 [ 111.699099] irq event stamp: 0 [ 111.702174] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.707788] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 111.715332] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 111.722838] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.728462] ---[ end trace c0aaadcd35a317ef ]--- [ 111.733100] lkdtm: Saturation detected: still saturated # [ 111.415494] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 111.422396] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 111.429220] ------------[ cut here ]------------ # [ 111.433939] WARNING: CPU: 3 PID: 3126 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 111.442515] refcount_t: underflow; use-after-free. # [ 111.447373] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 111.476518] CPU: 3 PID: 3126 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 111.484268] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.490801] Backtrace: # [ 111.493274] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.500853] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 111.506523] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.513845] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.520814] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 # [ 111.528569] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.536059] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c5a58000 # [ 111.541730] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 111.550785] r9:c1acdcc0 r8:c15e879c r7:c5a59f60 r6:00000020 r5:c651a000 r4:c5a58000 # [ 111.558540] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 111.568988] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 111.580736] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.590739] r4:0000003a # [ 111.593283] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.601302] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.609229] r9:c5a59f60 r8:c5311540 r7:00000020 r6:b6e11000 r5:c6013e00 r4:c0c347c8 # [ 111.616987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.624825] r9:c07e10c0 r8:c5a59f60 r7:c2816000 r6:b6e11000 r5:c6013e00 r4:00000000 # [ 111.632577] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.639720] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5a58000 r5:c6013e00 # [ 111.647552] r4:c6013e00 # [ 111.650096] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.657239] r9:c5a58000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000020 r4:00000020 # [ 111.664993] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.672568] Exception stack(0xc5a59fa8 to 0xc5a59ff0) # [ 111.677629] 9fa0: 00000020 00000020 00000001 b6e11000 00000020 00000000 # [ 111.685814] 9fc0: 00000020 00000020 b6f58e00 00000004 00000001 00000000 00020000 beee4a64 # [ 111.693997] 9fe0: 00000004 beee4798 b6ec34cf b6e497e6 # [ 111.699099] irq event stamp: 0 # [ 111.702174] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.707788] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.715332] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 111.722838] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.728462] ---[ end trace c0aaadcd35a317ef ]--- # [ 111.733100] 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 [ 112.193828] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 112.200765] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 112.207574] ------------[ cut here ]------------ [ 112.212224] WARNING: CPU: 0 PID: 3161 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 112.220885] refcount_t: underflow; use-after-free. [ 112.225735] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 [ 112.254974] CPU: 0 PID: 3161 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 112.262725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.269256] Backtrace: [ 112.271731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.279310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 112.284983] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.292308] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.299279] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 [ 112.307035] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.314524] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c5b76000 [ 112.320197] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 112.329250] r9:c1acdce0 r8:c15e879c r7:c5b77f60 r6:00000020 r5:c63cc000 r4:c5b76000 [ 112.337008] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 112.347455] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 112.359204] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.369208] r4:0000003b [ 112.371751] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.379769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.387695] r9:c5b77f60 r8:c5311540 r7:00000020 r6:b6db9000 r5:c5a71900 r4:c0c347c8 [ 112.395452] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.403291] r9:c07e10c0 r8:c5b77f60 r7:c2816000 r6:b6db9000 r5:c5a71900 r4:00000000 [ 112.411043] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.418189] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c5b76000 r5:c5a71900 [ 112.426022] r4:c5a71900 [ 112.428567] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.435711] r9:c5b76000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000020 r4:00000020 [ 112.443465] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.451040] Exception stack(0xc5b77fa8 to 0xc5b77ff0) [ 112.456101] 7fa0: 00000020 00000020 00000001 b6db9000 00000020 00000000 [ 112.464285] 7fc0: 00000020 00000020 b6f00e00 00000004 00000001 00000000 00020000 bec7fa64 [ 112.472467] 7fe0: 00000004 bec7f798 b6e6b4cf b6df17e6 [ 112.477565] irq event stamp: 0 [ 112.480636] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.486251] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 [ 112.493787] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 [ 112.501287] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.506902] ---[ end trace c0aaadcd35a317f0 ]--- [ 112.511532] lkdtm: Saturation detected: still saturated # [ 112.193828] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 112.200765] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 112.207574] ------------[ cut here ]------------ # [ 112.212224] WARNING: CPU: 0 PID: 3161 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 112.220885] refcount_t: underflow; use-after-free. # [ 112.225735] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb etnaviv dw_hdmi_imx dw_hdmi gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 112.254974] CPU: 0 PID: 3161 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 112.262725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.269256] Backtrace: # [ 112.271731] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.279310] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 112.284983] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.292308] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.299279] r9:00000009 r8:c08733a8 r7:0000001c r6:00000009 r5:c08733a8 r4:c1a21bb8 # [ 112.307035] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.314524] r7:0000001c r6:c1a21bb8 r5:c1a21bf4 r4:c5b76000 # [ 112.320197] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 112.329250] r9:c1acdce0 r8:c15e879c r7:c5b77f60 r6:00000020 r5:c63cc000 r4:c5b76000 # [ 112.337008] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 112.347455] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 112.359204] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.369208] r4:0000003b # [ 112.371751] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.379769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.387695] r9:c5b77f60 r8:c5311540 r7:00000020 r6:b6db9000 r5:c5a71900 r4:c0c347c8 # [ 112.395452] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.403291] r9:c07e10c0 r8:c5b77f60 r7:c2816000 r6:b6db9000 r5:c5a71900 r4:00000000 # [ 112.411043] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.418189] r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c5b76000 r5:c5a71900 # [ 112.426022] r4:c5a71900 # [ 112.428567] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.435711] r9:c5b76000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000020 r4:00000020 # [ 112.443465] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.451040] Exception stack(0xc5b77fa8 to 0xc5b77ff0) # [ 112.456101] 7fa0: 00000020 00000020 00000001 b6db9000 00000020 00000000 # [ 112.464285] 7fc0: 00000020 00000020 b6f00e00 00000004 00000001 00000000 00020000 bec7fa64 # [ 112.472467] 7fe0: 00000004 bec7f798 b6e6b4cf b6df17e6 # [ 112.477565] irq event stamp: 0 # [ 112.480636] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.486251] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.493787] softirqs last enabled at (0): [] copy_process+0x5f8/0x1974 # [ 112.501287] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.506902] ---[ end trace c0aaadcd35a317f0 ]--- # [ 112.511532] 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 [ 113.365185] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 113.371229] lkdtm: attempting good copy_to_user of correct size [ 113.377276] lkdtm: attempting bad copy_to_user of too large size # [ 113.365185] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 113.371229] lkdtm: attempting good copy_to_user of correct size # [ 113.377276] 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 [ 113.815288] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 113.821511] lkdtm: attempting good copy_from_user of correct size [ 113.827699] lkdtm: attempting bad copy_from_user of too large size # [ 113.815288] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 113.821511] lkdtm: attempting good copy_from_user of correct size # [ 113.827699] 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 [ 114.265228] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 114.271722] lkdtm: attempting good copy_to_user inside whitelist [ 114.277872] lkdtm: attempting bad copy_to_user outside whitelist # [ 114.265228] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 114.271722] lkdtm: attempting good copy_to_user inside whitelist # [ 114.277872] 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 [ 114.722283] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 114.729013] lkdtm: attempting good copy_from_user inside whitelist [ 114.735466] lkdtm: attempting bad copy_from_user outside whitelist # [ 114.722283] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 114.729013] lkdtm: attempting good copy_from_user inside whitelist # [ 114.735466] 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 [ 115.182547] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 115.188820] lkdtm: good_stack: c5b77e0c-c5b77e2c [ 115.193455] lkdtm: bad_stack : c5b77d84-c5b77da4 [ 115.198278] lkdtm: attempting good copy_to_user of local stack [ 115.204235] lkdtm: attempting bad copy_to_user of distant stack # [ 115.182547] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 115.188820] lkdtm: good_stack: c5b77e0c-c5b77e2c # [ 115.193455] lkdtm: bad_stack : c5b77d84-c5b77da4 # [ 115.198278] lkdtm: attempting good copy_to_user of local stack # [ 115.204235] 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 [ 115.644250] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 115.650633] lkdtm: good_stack: c59afe0c-c59afe2c [ 115.655366] lkdtm: bad_stack : c59afd84-c59afda4 [ 115.660013] lkdtm: attempting good copy_from_user of local stack [ 115.666090] lkdtm: attempting bad copy_from_user of distant stack # [ 115.644250] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 115.650633] lkdtm: good_stack: c59afe0c-c59afe2c # [ 115.655366] lkdtm: bad_stack : c59afd84-c59afda4 # [ 115.660013] lkdtm: attempting good copy_from_user of local stack # [ 115.666090] 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 [ 116.109075] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 116.115185] lkdtm: good_stack: c5a85e0c-c5a85e2c [ 116.119815] lkdtm: bad_stack : c5a85ffc-c5a8601c [ 116.124496] lkdtm: attempting good copy_to_user of local stack [ 116.130427] lkdtm: attempting bad copy_to_user of distant stack # [ 116.109075] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 116.115185] lkdtm: good_stack: c5a85e0c-c5a85e2c # [ 116.119815] lkdtm: bad_stack : c5a85ffc-c5a8601c # [ 116.124496] lkdtm: attempting good copy_to_user of local stack # [ 116.130427] 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 [ 116.566636] lkdtm: Performing direct entry USERCOPY_KERNEL [ 116.572154] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 [ 116.579485] lkdtm: attempting bad copy_to_user from kernel text: c053a888 [ 116.586365] lkdtm: FAIL: survived bad copy_to_user() # [ 116.566636] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 116.572154] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a48 # [ 116.579485] lkdtm: attempting bad copy_to_user from kernel text: c053a888 # [ 116.586365] 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 [ 117.041189] lkdtm: Performing direct entry STACKLEAK_ERASING [ 117.046966] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 117.054108] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 117.061019] lkdtm: FAIL: the thread stack is NOT properly erased [ 117.067074] CPU: 1 PID: 3526 Comm: cat Tainted: G D W 5.10.164-cip24 #1 [ 117.074823] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.081356] Backtrace: [ 117.083834] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.091413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 [ 117.097087] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.104412] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 117.112946] r9:c1acdde8 r8:c15e879c r7:c59aff60 r6:c59afe34 r5:c59ae000 r4:0000078d [ 117.120703] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.129496] r8:c15e879c r7:c59aff60 r6:00000012 r5:c648d000 r4:00000046 [ 117.136208] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.144226] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.152151] r9:c59aff60 r8:c5311540 r7:00000012 r6:b6e3d000 r5:c5fb2f00 r4:c0c347c8 [ 117.159908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.167749] r9:c07e10c0 r8:c59aff60 r7:c2816000 r6:b6e3d000 r5:c5fb2f00 r4:00000000 [ 117.175500] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.182643] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c59ae000 r5:c5fb2f00 [ 117.190476] r4:c5fb2f00 [ 117.193020] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.200164] r9:c59ae000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000012 r4:00000012 [ 117.207919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.215493] Exception stack(0xc59affa8 to 0xc59afff0) [ 117.220554] ffa0: 00000012 00000012 00000001 b6e3d000 00000012 00000000 [ 117.228739] ffc0: 00000012 00000012 b6f84e00 00000004 00000001 00000000 00020000 be93ba64 [ 117.236922] ffe0: 00000004 be93b798 b6eef4cf b6e757e6 # [ 117.041189] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 117.046966] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 117.054108] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 117.061019] lkdtm: FAIL: the thread stack is NOT properly erased # [ 117.067074] CPU: 1 PID: 3526 Comm: cat Tainted: G D W 5.10.164-cip24 #1 # [ 117.074823] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.081356] Backtrace: # [ 117.083834] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.091413] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fb38 # [ 117.097087] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.104412] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 117.112946] r9:c1acdde8 r8:c15e879c r7:c59aff60 r6:c59afe34 r5:c59ae000 r4:0000078d # [ 117.120703] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.129496] r8:c15e879c r7:c59aff60 r6:00000012 r5:c648d000 r4:00000046 # [ 117.136208] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.144226] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.152151] r9:c59aff60 r8:c5311540 r7:00000012 r6:b6e3d000 r5:c5fb2f00 r4:c0c347c8 # [ 117.159908] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.167749] r9:c07e10c0 r8:c59aff60 r7:c2816000 r6:b6e3d000 r5:c5fb2f00 r4:00000000 # [ 117.175500] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.182643] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c59ae000 r5:c5fb2f00 # [ 117.190476] r4:c5fb2f00 # [ 117.193020] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.200164] r9:c59ae000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000012 r4:00000012 # [ 117.207919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.215493] Exception stack(0xc59affa8 to 0xc59afff0) # [ 117.220554] ffa0: 00000012 00000012 00000001 b6e3d000 00000012 00000000 # [ 117.228739] ffc0: 00000012 00000012 b6f84e00 00000004 00000001 00000000 00020000 be93ba64 # [ 117.236922] ffe0: 00000004 be93b798 b6eef4cf b6e757e6 # 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 [ 117.696041] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 117.701727] lkdtm: Calling matched prototype ... [ 117.706433] lkdtm: Calling mismatched prototype ... [ 117.711328] lkdtm: Fail: survived mismatched prototype function call! # [ 117.696041] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 117.701727] lkdtm: Calling matched prototype ... # [ 117.706433] lkdtm: Calling mismatched prototype ... # [ 117.711328] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #