[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.0 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 sst25vf016b 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 6 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.101.100 (2 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 7096250/tftp-deploy-58572x60/kernel/zImage tftp 0x10000000 7096250/tftp-deploy-58572x60/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7096250/tftp-deploy-58572x60/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 3 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 7096250/tftp-deploy-58572x60/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7096250/tftp-deploy-58572x60/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7096250/tftp-deploy-58572x60/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 3 MiB/s done Bytes transferred = 15262730 (e8e40a hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7096250/tftp-deploy-58572x60/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7096250/tftp-deploy-58572x60/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.100 Filename '7096250/tftp-deploy-58572x60/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.7 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7096250/extract-nfsrootfs-o3kyx9fq,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7096250/extract-nfsrootfs-o3kyx9fq,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15262666 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.136-cip14 (KernelCI@build-j70693-arm-gcc-10-multi-v7-defconfig-kselftest-9h6rf) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Aug 23 03:46:05 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/7096250/extract-nfsrootfs-o3kyx9fq,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: 921612K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61428K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56041 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 15ns [ 0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns [ 0.000039] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns [ 0.004507] Console: colour dummy device 80x30 [ 0.004571] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004603] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004632] ... MAX_LOCK_DEPTH: 48 [ 0.004659] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004685] ... CLASSHASH_SIZE: 4096 [ 0.004711] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004738] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004765] ... CHAINHASH_SIZE: 32768 [ 0.004791] memory used by lock dependency info: 4061 kB [ 0.004817] memory used for stack traces: 2112 kB [ 0.004843] per task-struct memory footprint: 1536 bytes [ 0.004947] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000) [ 0.005000] pid_max: default: 32768 minimum: 301 [ 0.005387] LSM: Security Framework initializing [ 0.005500] LSM support for eBPF active [ 0.005646] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005698] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008307] CPU: Testing write buffer coherency: ok [ 0.008426] CPU0: Spectre v2: using BPIALL workaround [ 0.009531] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013433] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015821] rcu: Hierarchical SRCU implementation. [ 0.025216] EFI services will not be available. [ 0.026529] smp: Bringing up secondary CPUs ... [ 0.029855] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029871] CPU1: Spectre v2: using BPIALL workaround [ 0.033913] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033929] CPU2: Spectre v2: using BPIALL workaround [ 0.037580] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037595] CPU3: Spectre v2: using BPIALL workaround [ 0.038452] smp: Brought up 1 node, 4 CPUs [ 0.038497] SMP: Total of 4 processors activated (528.00 BogoMIPS). [ 0.038533] CPU: All CPU(s) started in SVC mode. [ 0.041470] devtmpfs: initialized [ 0.097501] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.100362] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.100436] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.105182] pinctrl core: initialized pinctrl subsystem [ 0.112131] DMI not present or invalid. [ 0.114451] NET: Registered protocol family 16 [ 0.125923] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.135456] thermal_sys: Registered thermal governor 'step_wise' [ 0.136030] cpuidle: using governor menu [ 0.136556] CPU identified as i.MX6Q, silicon rev 1.0 [ 0.881814] vdd1p1: supplied by regulator-dummy [ 0.913615] vdd3p0: supplied by regulator-dummy [ 0.945058] vdd2p5: supplied by regulator-dummy [ 0.976445] vddarm: supplied by regulator-dummy [ 1.008699] vddpu: supplied by regulator-dummy [ 1.039191] vddsoc: supplied by regulator-dummy [ 2.370048] No ATAGs? [ 2.370943] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.371032] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.390757] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.420523] Serial: AMBA PL011 UART driver [ 2.484677] Kprobes globally optimized [ 2.579956] mxs-dma 110000.dma-apbh: initialized [ 2.612571] iommu: Default domain type: Translated [ 2.615044] vgaarb: loaded [ 2.619886] SCSI subsystem initialized [ 2.622505] usbcore: registered new interface driver usbfs [ 2.622810] usbcore: registered new interface driver hub [ 2.623045] usbcore: registered new device driver usb [ 2.630833] i2c i2c-0: IMX I2C adapter registered [ 2.637743] i2c i2c-1: IMX I2C adapter registered [ 2.642350] i2c i2c-2: IMX I2C adapter registered [ 2.646964] pps_core: LinuxPPS API ver. 1 registered [ 2.647009] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.647111] PTP clock support registered [ 2.667014] clocksource: Switched to clocksource mxc_timer1 [ 4.427007] NET: Registered protocol family 2 [ 4.427741] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.431150] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.431334] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.431563] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.433006] TCP: Hash tables configured (established 8192 bind 8192) [ 4.434064] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.434441] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.434700] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.435449] NET: Registered protocol family 1 [ 4.438443] RPC: Registered named UNIX socket transport module. [ 4.438534] RPC: Registered udp transport module. [ 4.438575] RPC: Registered tcp transport module. [ 4.438616] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.438671] NET: Registered protocol family 44 [ 4.438739] PCI: CLS 0 bytes, default 64 [ 4.441223] Trying to unpack rootfs image as initramfs... [ 6.318452] Freeing initrd memory: 14908K [ 6.319432] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.320574] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.329861] Initialise system trusted keyrings [ 6.331075] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.381861] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.385585] NFS: Registering the id_resolver key type [ 6.385791] Key type id_resolver registered [ 6.385882] Key type id_legacy registered [ 6.386627] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.386733] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.386947] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.389105] Key type asymmetric registered [ 6.389236] Asymmetric key parser 'x509' registered [ 6.389692] bounce: pool size: 64 pages [ 6.389859] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.389963] io scheduler mq-deadline registered [ 6.390007] io scheduler kyber registered [ 6.390929] test_firmware: interface ready [ 6.632822] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.633081] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.901098] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.922274] SuperH (H)SCI(F) driver initialized [ 6.925302] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.930624] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.862848] printk: console [ttymxc1] enabled [ 7.873744] msm_serial: driver initialized [ 7.879044] STMicroelectronics ASC driver initialized [ 7.890916] STM32 USART driver initialized [ 7.917881] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.940542] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.949055] panel-simple panel-lcd: Specify missing connector_type [ 7.956998] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.012467] brd: module loaded [ 8.074848] loop: module loaded [ 8.081515] lkdtm: No crash points registered, enable through debugfs [ 8.104249] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.112301] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.120418] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.128699] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.136769] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.144959] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.152802] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.164273] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.171401] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.180298] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.194706] scsi host0: ahci-imx [ 8.200413] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.267710] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.281450] pps pps0: new PPS source ptp0 [ 8.327818] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.338770] e1000e: Intel(R) PRO/1000 Network Driver [ 8.343777] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.350036] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.355471] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.384064] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.391747] usbcore: registered new interface driver pegasus [ 8.397711] usbcore: registered new interface driver asix [ 8.403307] usbcore: registered new interface driver ax88179_178a [ 8.409641] usbcore: registered new interface driver cdc_ether [ 8.415724] usbcore: registered new interface driver smsc75xx [ 8.421796] usbcore: registered new interface driver smsc95xx [ 8.427780] usbcore: registered new interface driver net1080 [ 8.433673] usbcore: registered new interface driver cdc_subset [ 8.439836] usbcore: registered new interface driver zaurus [ 8.445698] usbcore: registered new interface driver cdc_ncm [ 8.464691] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.471392] ehci-pci: EHCI PCI platform driver [ 8.476029] ehci-platform: EHCI generic platform driver [ 8.482399] ehci-orion: EHCI orion driver [ 8.487451] SPEAr-ehci: EHCI SPEAr driver [ 8.492397] ehci-st: EHCI STMicroelectronics driver [ 8.498257] ehci-exynos: EHCI Exynos driver [ 8.503362] ehci-atmel: EHCI Atmel driver [ 8.508380] tegra-ehci: Tegra EHCI driver [ 8.513384] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.519725] ohci-pci: OHCI PCI platform driver [ 8.524363] ohci-platform: OHCI generic platform driver [ 8.530668] SPEAr-ohci: OHCI SPEAr driver [ 8.535607] ohci-st: OHCI STMicroelectronics driver [ 8.541474] ohci-atmel: OHCI Atmel driver [ 8.549176] usbcore: registered new interface driver usb-storage [ 8.549185] ata1: SATA link down (SStatus 0 SControl 300) [ 8.561075] ahci-imx 2200000.sata: no device found, disabling link. [ 8.567441] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.589485] i2c /dev entries driver [ 8.678680] sdhci: Secure Digital Host Controller Interface driver [ 8.684902] sdhci: Copyright(c) Pierre Ossman [ 8.699348] Synopsys Designware Multimedia Card Interface Driver [ 8.713173] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.722761] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.722769] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.733147] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.739932] ledtrig-cpu: registered to indicate activity on CPUs [ 8.750025] usbcore: registered new interface driver usbhid [ 8.755638] usbhid: USB HID core driver [ 8.777280] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.777309] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.785274] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.799417] gre: GRE over IPv4 demultiplexor driver [ 8.804340] ip_gre: GRE over IPv4 tunneling driver [ 8.815480] IPv4 over IPsec tunneling driver [ 8.825029] NET: Registered protocol family 10 [ 8.825771] mmc2: new high speed SDHC card at address 0001 [ 8.837276] Segment Routing with IPv6 [ 8.839239] mmcblk2: mmc2:0001 SD 14.6 GiB [ 8.847891] ip6_gre: GRE over IPv6 tunneling driver [ 8.856021] NET: Registered protocol family 17 [ 8.861828] 8021q: 802.1Q VLAN Support v1.8 [ 8.867235] Key type dns_resolver registered [ 8.875630] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.883294] GPT:7812499 != 30560255 [ 8.885172] ThumbEE CPU extension supported. [ 8.886932] GPT:Alternate GPT header not at the end of the disk. [ 8.891222] Registering SWP/SWPB emulation handler [ 8.897260] GPT:7812499 != 30560255 [ 8.903474] Loading compiled-in X.509 certificates [ 8.905574] GPT: Use GNU Parted to correct GPT errors. [ 8.905664] mmcblk2: p1 p2 p3 [ 9.139052] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.147707] panel-simple panel-lcd: Specify missing connector_type [ 9.163735] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.208459] imx_usb 2184200.usb: No over current polarity defined [ 9.223119] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.228553] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.268108] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.289074] hub 1-0:1.0: USB hub found [ 9.294961] hub 1-0:1.0: 1 port detected [ 9.313486] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data [ 9.320933] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem [ 9.329422] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22 [ 9.364402] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.372956] panel-simple panel-lcd: Specify missing connector_type [ 9.389122] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.428433] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.436984] panel-simple panel-lcd: Specify missing connector_type [ 9.452787] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.473318] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.511519] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.520189] panel-simple panel-lcd: Specify missing connector_type [ 9.536275] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.561401] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL) [ 9.577293] IP-Config: Failed to open gretap0 [ 9.581713] IP-Config: Failed to open erspan0 [ 9.607424] Sending DHCP requests . [ 9.726818] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.946096] hub 1-1:1.0: USB hub found [ 9.950926] hub 1-1:1.0: 3 ports detected [ 9.993694] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.002291] panel-simple panel-lcd: Specify missing connector_type [ 10.018447] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.678075] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.687064] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 11.936768] ., OK [ 11.979260] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.100 [ 11.987633] IP-Config: Complete: [ 11.990952] device=eth0, hwaddr=0e:cc:7b:b0:7c:c7, ipaddr=192.168.101.100, mask=255.255.255.0, gw=192.168.101.1 [ 12.001748] host=imx6q-sabrelite-cbg-1, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 12.010651] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 12.010698] nameserver0=192.168.101.1 [ 12.090670] Freeing unused kernel memory: 2048K [ 12.097698] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 17.137266] imx-ipuv3 2400000.ipu: IPUv3H probed [ 17.179144] imx-ipuv3 2800000.ipu: IPUv3H probed [ 17.184427] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.193082] panel-simple panel-lcd: Specify missing connector_type [ 17.246125] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.317421] CAN device driver interface [ 17.338779] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.341558] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.356227] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.365299] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.374194] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.397146] panel-simple panel-lcd: Specify missing connector_type [ 17.413075] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.498078] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.507296] panel-simple panel-lcd: Specify missing connector_type [ 17.538022] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 17.557111] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 17.580725] caam 2100000.crypto: Entropy delay = 3200 [ 17.586935] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 17.593615] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 17.646623] caam 2100000.crypto: Instantiated RNG4 SH0 [ 17.707384] caam 2100000.crypto: Instantiated RNG4 SH1 [ 17.712601] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 17.719332] caam 2100000.crypto: job rings = 2, qi = 0 [ 17.745705] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 17.752373] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 17.758732] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 17.794633] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 17.803377] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 17.814272] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 17.822397] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 17.823344] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 17.864327] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 17.873274] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 17.882330] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 17.891384] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 17.900999] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 17.911145] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 17.921867] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 17.957539] panel-simple panel-lcd: supply power not found, using dummy regulator [ 17.967285] panel-simple panel-lcd: Specify missing connector_type [ 18.007669] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.016722] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.025538] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.034341] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 18.067630] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 18.112652] panel-simple panel-lcd: supply power not found, using dummy regulator [ 18.121584] panel-simple panel-lcd: Specify missing connector_type [ 18.148491] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 18.157247] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 18.165841] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 18.174408] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.177534] caam algorithms registered in /proc/crypto [ 19.189241] caam 2100000.crypto: registering rng-caam [ 19.203599] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.246680] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.255250] panel-simple panel-lcd: Specify missing connector_type [ 19.289777] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.298634] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.307256] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.315692] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.333424] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.377943] random: crng init done [ 19.378427] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.390031] panel-simple panel-lcd: Specify missing connector_type [ 19.413493] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers [ 19.422111] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) ... done. [ 19.433579] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.442346] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: eth0 hardware address 0e:cc:7b:b0:7c:c7 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 complete (dhcp from 192.168.101.1): address: 192.168.101.100 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-1 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 22.609000] systemd[1]: System time before build time, advancing clock. [ 22.851875] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 22.883297] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 22.953611] systemd[1]: Set hostname to . [ 24.760536] systemd[1]: Queued start job for default target Graphical Interface. [ 24.775755] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 24.822549] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 24.872216] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 24.921526] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 24.971141] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 25.020288] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 25.068384] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.082318] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.128267] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.167083] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.207597] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 25.247749] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 25.288967] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 25.388760] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 25.402066] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 25.454655] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 25.513830] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 25.569263] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 25.612193] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 25.660934] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 25.672335] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 25.693661] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 25.740428] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 25.792516] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 25.878743] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 25.939913] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.000292] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.058543] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.093900] fuse: init (API version 7.32) [ 26.094983] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.172812] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 26.219794] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 26.268909] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 26.355036] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 26.400593] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 26.447602] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 26.537007] systemd[1]: modprobe@configfs.service: Succeeded. [ 26.548359] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 26.594859] systemd[1]: modprobe@drm.service: Succeeded. [ 26.605745] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 26.654646] systemd[1]: modprobe@fuse.service: Succeeded. [ 26.665597] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 26.713528] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 26.753270] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 26.811546] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 26.858331] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 26.888314] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 26.899640] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 26.923454] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 26.979649] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 27.041094] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 27.097536] systemd[1]: Mounted FUSE Control File System. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [ 27.139484] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 27.532179] systemd-journald[276]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mNetwork Service[0m... Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.136-cip14 #1 SMP Tue Aug 23 03:46:05 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7096250/extract-nfsrootfs-o3kyx9fq' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7096250/extract-nfsrootfs-o3kyx9fq' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-7096250/environment . /lava-7096250/environment / # /lava-7096250/bin/lava-test-runner /lava-7096250/0 /lava-7096250/bin/lava-test-runner /lava-7096250/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7096250/0/tests/0_timesync-off ++ cat uuid + UUID=7096250_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7096250/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7096250_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.136-cip14/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7096250/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 11s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:27-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.136-cip14/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: 1407612 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 29.42K 103KB/s kselftest.tar.xz 6%[> ] 89.75K 155KB/s kselftest.tar.xz 10%[=> ] 139.72K 161KB/s kselftest.tar.xz 14%[=> ] 200.53K 173KB/s kselftest.tar.xz 19%[==> ] 271.23K 187KB/s kselftest.tar.xz 24%[===> ] 343.35K 198KB/s kselftest.tar.xz 30%[=====> ] 418.29K 206KB/s kselftest.tar.xz 36%[======> ] 496.07K 214KB/s kselftest.tar.xz 41%[=======> ] 572.42K 219KB/s kselftest.tar.xz 47%[========> ] 647.37K 223KB/s kselftest.tar.xz 52%[=========> ] 720.90K 232KB/s eta 3s kselftest.tar.xz 55%[==========> ] 761.91K 228KB/s eta 3s kselftest.tar.xz 60%[===========> ] 836.85K 233KB/s eta 3s kselftest.tar.xz 64%[===========> ] 883.52K 233KB/s eta 3s kselftest.tar.xz 69%[============> ] 958.46K 238KB/s eta 3s kselftest.tar.xz 73%[=============> ] 1005K 248KB/s eta 2s kselftest.tar.xz 78%[==============> ] 1.06M 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./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-08-23 04:00:24 is 13421024.901919712 s in the future tar: ./lkdtm/EXEC_VMALLOC.sh: time stamp 2022-08-23 04:00:24 is 13421024.889979621 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-08-23 04:00:24 is 13421024.879213182 s in the future tar: ./lkdtm/tests.txt: time stamp 2022-08-23 03:38:33 is 13419713.872681363 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-08-23 04:00:24 is 13421024.86602753 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-08-23 04:00:24 is 13421024.857186091 s in the future tar: ./lkdtm/ATOMIC_TIMING.sh: time stamp 2022-08-23 04:00:24 is 13421024.845413697 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_FROM.sh: time stamp 2022-08-23 04:00:24 is 13421024.836431727 s in the future tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-08-23 04:00:24 is 13421024.829048863 s in the future tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-08-23 04:00:24 is 13421024.822044939 s in the future tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: time stamp 2022-08-23 04:00:24 is 13421024.809688939 s in the future tar: ./lkdtm/EXEC_KMALLOC.sh: time stamp 2022-08-23 04:00:24 is 13421024.798082182 s in the future tar: ./lkdtm/REFCOUNT_INC_ZERO.sh: time stamp 2022-08-23 04:00:24 is 13421024.790971818 s in the future tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-08-23 04:00:24 is 13421024.784195969 s in the future tar: ./lkdtm/OVERWRITE_ALLOCATION.sh: time stamp 2022-08-23 04:00:24 is 13421024.773810379 s in the future tar: ./lkdtm/UNALIGNED_LOAD_STORE_WRITE.sh: time stamp 2022-08-23 04:00:24 is 13421024.761884197 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-08-23 04:00:24 is 13421024.750363166 s in the future tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-08-23 04:00:24 is 13421024.743606697 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-08-23 04:00:24 is 13421024.736289363 s in the future tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-08-23 04:00:24 is 13421024.729090212 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-08-23 04:00:24 is 13421024.722141439 s in the future tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-08-23 04:00:24 is 13421024.715315712 s in the future tar: ./lkdtm: time stamp 2022-08-23 04:00:50 is 13421050.712225909 s in the future tar: ./kselftest-list.txt: time stamp 2022-08-23 04:00:54 is 13421054.704342303 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-08-23 04:00:24 is 13421024.693001924 s in the future tar: ./kcmp: time stamp 2022-08-23 04:00:50 is 13421050.689687757 s in the future tar: ./mqueue/mq_open_tests: time stamp 2022-08-23 04:00:25 is 13421025.677456924 s in the future tar: ./mqueue/mq_perf_tests: time stamp 2022-08-23 04:00:25 is 13421025.66723256 s in the future tar: ./mqueue: time stamp 2022-08-23 04:00:50 is 13421050.664139197 s in the future tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-08-23 04:00:35 is 13421035.651235621 s in the future tar: ./pidfd/pidfd_setns_test: time stamp 2022-08-23 04:00:36 is 13421036.635329333 s in the future tar: ./pidfd/pidfd_test: time stamp 2022-08-23 04:00:35 is 13421035.624686272 s in the future tar: ./pidfd/pidfd_wait: time stamp 2022-08-23 04:00:36 is 13421036.609118924 s in the future tar: ./pidfd/pidfd_getfd_test: time stamp 2022-08-23 04:00:36 is 13421036.596765485 s in the future tar: ./pidfd/pidfd_poll_test: time stamp 2022-08-23 04:00:35 is 13421035.587507712 s in the future tar: ./pidfd/pidfd_open_test: time stamp 2022-08-23 04:00:35 is 13421035.578232894 s in the future tar: ./pidfd: time stamp 2022-08-23 04:00:51 is 13421051.573327712 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-08-23 04:00:46 is 13421046.556236121 s in the future tar: ./kselftest/runner.sh: time stamp 2022-08-23 04:00:46 is 13421046.548689939 s in the future tar: ./kselftest/module.sh: time stamp 2022-08-23 04:00:46 is 13421046.541921833 s in the future tar: ./kselftest: time stamp 2022-08-23 04:00:46 is 13421046.538932621 s in the future tar: ./breakpoints/step_after_suspend_test: time stamp 2022-08-23 04:00:17 is 13421017.527516636 s in the future tar: ./breakpoints: time stamp 2022-08-23 04:00:48 is 13421048.524298197 s in the future tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-08-23 04:00:43 is 13421043.513474303 s in the future tar: ./tmpfs: time stamp 2022-08-23 04:00:53 is 13421053.51015756 s in the future tar: ./clone3/clone3_clear_sighand: time stamp 2022-08-23 04:00:18 is 13421018.497327439 s in the future tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-08-23 04:00:18 is 13421018.485569424 s in the future tar: ./clone3/clone3_set_tid: time stamp 2022-08-23 04:00:18 is 13421018.474786515 s in the future tar: ./clone3/clone3: time stamp 2022-08-23 04:00:18 is 13421018.465221651 s in the future tar: ./clone3: time stamp 2022-08-23 04:00:48 is 13421048.461890076 s in the future tar: ./timens/futex: time stamp 2022-08-23 04:00:43 is 13421043.450446757 s in the future tar: ./timens/procfs: time stamp 2022-08-23 04:00:43 is 13421043.441631045 s in the future tar: ./timens/timer: time stamp 2022-08-23 04:00:43 is 13421043.433000409 s in the future tar: ./timens/exec: time stamp 2022-08-23 04:00:43 is 13421043.424316697 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-08-23 04:00:43 is 13421043.415409909 s in the future tar: ./timens/timerfd: time stamp 2022-08-23 04:00:43 is 13421043.406668803 s in the future tar: ./timens/timens: time stamp 2022-08-23 04:00:43 is 13421043.397620818 s in the future tar: ./timens/gettime_perf: time stamp 2022-08-23 04:00:43 is 13421043.388896515 s in the future tar: ./timens: time stamp 2022-08-23 04:00:53 is 13421053.385726151 s in the future tar: ./mincore/mincore_selftest: time stamp 2022-08-23 04:00:25 is 13421025.371081682 s in the future tar: ./mincore: time stamp 2022-08-23 04:00:50 is 13421050.367886833 s in the future tar: ./sync/sync_test: time stamp 2022-08-23 04:00:42 is 13421042.35164097 s in the future tar: ./sync: time stamp 2022-08-23 04:00:52 is 13421052.348394682 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-08-23 03:38:33 is 13419713.337121788 s in the future tar: ./livepatch/functions.sh: time stamp 2022-08-23 03:38:33 is 13419713.329625166 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-08-23 03:38:33 is 13419713.319916303 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-08-23 03:38:33 is 13419713.313119257 s in the future tar: ./livepatch/settings: time stamp 2022-08-23 03:38:33 is 13419713.306473879 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-08-23 03:38:33 is 13419713.298644273 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-08-23 03:38:33 is 13419713.291632454 s in the future tar: ./livepatch: time stamp 2022-08-23 04:00:50 is 13421050.28852153 s in the future tar: ./sysctl/sysctl.sh: time stamp 2022-08-23 03:38:33 is 13419713.275759 s in the future tar: ./sysctl: time stamp 2022-08-23 04:00:52 is 13421052.271992242 s in the future tar: .: time stamp 2022-08-23 04:00:54 is 13421054.268436803 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 100.675419] 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 [ 101.578733] lkdtm: Performing direct entry BUG [ 101.583500] ------------[ cut here ]------------ [ 101.588130] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 101.593365] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 101.598512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 101.627585] CPU: 1 PID: 793 Comm: cat Not tainted 5.10.136-cip14 #1 [ 101.633861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.640411] PC is at lkdtm_BUG+0x14/0x18 [ 101.644348] LR is at lkdtm_do_action+0x2c/0x4c [ 101.648799] pc : [] lr : [] psr: a00e0013 [ 101.655074] sp : c5b37e58 ip : c5b37e68 fp : c5b37e64 [ 101.660306] r10: 00000004 r9 : c1acf7b8 r8 : c15e7d98 [ 101.665538] r7 : c5b37f60 r6 : 00000004 r5 : c6d08000 r4 : 00000001 [ 101.672071] r3 : c0c2da04 r2 : 9b12018a r1 : ef7965e0 r0 : c15e7da0 [ 101.678608] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 101.685752] Control: 10c5387d Table: 16ebc04a DAC: 00000051 [ 101.691508] Process cat (pid: 793, stack limit = 0x4ed8c244) [ 101.697176] Stack: (0xc5b37e58 to 0xc5b38000) [ 101.701545] 7e40: c5b37e74 c5b37e68 [ 101.709734] 7e60: c0c2d498 c0c2da10 c5b37e9c c5b37e78 c0c2d998 c0c2d478 c0c2d878 c681ba40 [ 101.717923] 7e80: b6e8e000 00000004 c5360540 c5b37f60 c5b37ec4 c5b37ea0 c07f4d18 c0c2d884 [ 101.726111] 7ea0: 00000000 c681ba40 b6e8e000 c2816000 c5b37f60 c07f4cb4 c5b37f5c c5b37ec8 [ 101.734301] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5b36000 [ 101.742490] 7ee0: b6e8e000 00020000 00000004 00000004 0001fffc c5b37ee0 00000001 b6e8d000 [ 101.750677] 7f00: c681d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.758866] 7f20: 00000000 00000000 c139f1a8 9b12018a c205ca60 c681ba40 c681ba40 c5b36000 [ 101.767055] 7f40: b6e8e000 00000000 00000000 00000004 c5b37f94 c5b37f60 c0598924 c0598290 [ 101.775243] 7f60: 00000000 00000000 c5b37fac 9b12018a 00000004 00000004 b6fd5e00 00000004 [ 101.783430] 7f80: c03002e4 c5b36000 c5b37fa4 c5b37f98 c05989b4 c05988bc 00000000 c5b37fa8 [ 101.791618] 7fa0: c03000c0 c05989a8 00000004 00000004 00000001 b6e8e000 00000004 00000000 [ 101.799805] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 [ 101.807993] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 800e0030 00000001 00000000 00000000 [ 101.816175] Backtrace: [ 101.818647] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.826234] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.834258] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.842189] r9:c5b37f60 r8:c5360540 r7:00000004 r6:b6e8e000 r5:c681ba40 r4:c0c2d878 [ 101.849949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.857791] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e8e000 r5:c681ba40 r4:00000000 [ 101.865548] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.872694] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c5b36000 r5:c681ba40 [ 101.880531] r4:c681ba40 [ 101.883077] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.890222] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000004 r4:00000004 [ 101.897981] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.905555] Exception stack(0xc5b37fa8 to 0xc5b37ff0) [ 101.910618] 7fa0: 00000004 00000004 00000001 b6e8e000 00000004 00000000 [ 101.918806] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 [ 101.926990] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 [ 101.932054] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 101.938161] ---[ end trace 5e193b5fb07bd24a ]--- [ 101.942789] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 101.951668] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 793, name: cat [ 101.959330] INFO: lockdep is turned off. [ 101.963259] irq event stamp: 1596 [ 101.966592] hardirqs last enabled at (1595): [] console_unlock+0x4b0/0x6c0 [ 101.974435] hardirqs last disabled at (1596): [] __und_svc+0x60/0x6c [ 101.981671] softirqs last enabled at (1326): [] __do_softirq+0x378/0x5fc [ 101.989338] softirqs last disabled at (1315): [] __irq_exit_rcu+0x178/0x1d0 [ 101.997179] CPU: 1 PID: 793 Comm: cat Tainted: G D 5.10.136-cip14 #1 [ 102.004841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.011374] Backtrace: [ 102.013850] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.021431] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 102.027108] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.034439] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 102.042194] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc16c r4:c5b36000 [ 102.049950] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 102.057789] r6:00000000 r5:00000031 r4:c19cc16c [ 102.062427] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 102.070178] r6:00000001 r5:c5b36000 r4:c599c380 [ 102.074816] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 102.082136] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c599c380 [ 102.088851] [] (do_exit) from [] (die+0x374/0x380) [ 102.095387] r7:c1e0fc8c [ 102.097933] [] (die) from [] (do_undefinstr+0x170/0x240) [ 102.104993] r10:00000004 r9:c5b36000 r8:c15e7d98 r7:00000000 r6:c5b37dc8 r5:c0c2da18 [ 102.112828] r4:e7f001f2 [ 102.115375] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 102.123299] Exception stack(0xc5b37dc8 to 0xc5b37e10) [ 102.128362] 7dc0: c15e7da0 ef7965e0 9b12018a c0c2da04 00000001 c6d08000 [ 102.136551] 7de0: 00000004 c5b37f60 c15e7d98 c1acf7b8 00000004 c5b37e64 c5b37e68 c5b37e58 [ 102.144736] 7e00: c0c2d498 c0c2da18 a00e0013 ffffffff [ 102.149797] r7:c5b37dfc r6:ffffffff r5:a00e0013 r4:c0c2da1c [ 102.155475] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.163060] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.171079] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.179006] r9:c5b37f60 r8:c5360540 r7:00000004 r6:b6e8e000 r5:c681ba40 r4:c0c2d878 [ 102.186764] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.194605] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e8e000 r5:c681ba40 r4:00000000 [ 102.202360] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.209507] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c5b36000 r5:c681ba40 [ 102.217342] r4:c681ba40 [ 102.219887] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.227033] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000004 r4:00000004 [ 102.234788] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.242363] Exception stack(0xc5b37fa8 to 0xc5b37ff0) [ 102.247425] 7fa0: 00000004 00000004 00000001 b6e8e000 00000004 00000000 [ 102.255612] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 [ 102.263797] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 # Segmentation fault # [ 101.578733] lkdtm: Performing direct entry BUG # [ 101.583500] ------------[ cut here ]------------ # [ 101.588130] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 101.593365] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 101.598512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 101.627585] CPU: 1 PID: 793 Comm: cat Not tainted 5.10.136-cip14 #1 # [ 101.633861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.640411] PC is at lkdtm_BUG+0x14/0x18 # [ 101.644348] LR is at lkdtm_do_action+0x2c/0x4c # [ 101.648799] pc : [] lr : [] psr: a00e0013 # [ 101.655074] sp : c5b37e58 ip : c5b37e68 fp : c5b37e64 # [ 101.660306] r10: 00000004 r9 : c1acf7b8 r8 : c15e7d98 # [ 101.665538] r7 : c5b37f60 r6 : 00000004 r5 : c6d08000 r4 : 00000001 # [ 101.672071] r3 : c0c2da04 r2 : 9b12018a r1 : ef7965e0 r0 : c15e7da0 # [ 101.678608] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.685752] Control: 10c5387d Table: 16ebc04a DAC: 00000051 # [ 101.691508] Process cat (pid: 793, stack limit = 0x4ed8c244) # [ 101.697176] Stack: (0xc5b37e58 to 0xc5b38000) # [ 101.701545] 7e40: c5b37e74 c5b37e68 # [ 101.709734] 7e60: c0c2d498 c0c2da10 c5b37e9c c5b37e78 c0c2d998 c0c2d478 c0c2d878 c681ba40 # [ 101.717923] 7e80: b6e8e000 00000004 c5360540 c5b37f60 c5b37ec4 c5b37ea0 c07f4d18 c0c2d884 # [ 101.726111] 7ea0: 00000000 c681ba40 b6e8e000 c2816000 c5b37f60 c07f4cb4 c5b37f5c c5b37ec8 # [ 101.734301] 7ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5b36000 # [ 101.742490] 7ee0: b6e8e000 00020000 00000004 00000004 0001fffc c5b37ee0 00000001 b6e8d000 # [ 101.750677] 7f00: c681d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.758866] 7f20: 00000000 00000000 c139f1a8 9b12018a c205ca60 c681ba40 c681ba40 c5b36000 # [ 101.767055] 7f40: b6e8e000 00000000 00000000 00000004 c5b37f94 c5b37f60 c0598924 c0598290 # [ 101.775243] 7f60: 00000000 00000000 c5b37fac 9b12018a 00000004 00000004 b6fd5e00 00000004 # [ 101.783430] 7f80: c03002e4 c5b36000 c5b37fa4 c5b37f98 c05989b4 c05988bc 00000000 c5b37fa8 # [ 101.791618] 7fa0: c03000c0 c05989a8 00000004 00000004 00000001 b6e8e000 00000004 00000000 # [ 101.799805] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 # [ 101.807993] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 800e0030 00000001 00000000 00000000 # [ 101.816175] Backtrace: # [ 101.818647] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.826234] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.834258] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.842189] r9:c5b37f60 r8:c5360540 r7:00000004 r6:b6e8e000 r5:c681ba40 r4:c0c2d878 # [ 101.849949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 101.857791] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e8e000 r5:c681ba40 r4:00000000 # [ 101.865548] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 101.872694] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c5b36000 r5:c681ba40 # [ 101.880531] r4:c681ba40 # [ 101.883077] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.890222] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000004 r4:00000004 # [ 101.897981] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.905555] Exception stack(0xc5b37fa8 to 0xc5b37ff0) # [ 101.910618] 7fa0: 00000004 00000004 00000001 b6e8e000 00000004 00000000 # [ 101.918806] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 # [ 101.926990] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 # [ 101.932054] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 101.938161] ---[ end trace 5e193b5fb07bd24a ]--- # [ 101.942789] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 101.951668] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 793, name: cat # [ 101.959330] INFO: lockdep is turned off. # [ 101.963259] irq event stamp: 1596 # [ 101.966592] hardirqs last enabled at (1595): [] console_unlock+0x4b0/0x6c0 # [ 101.974435] hardirqs last disabled at (1596): [] __und_svc+0x60/0x6c # [ 101.981671] softirqs last enabled at (1326): [] __do_softirq+0x378/0x5fc # [ 101.989338] softirqs last disabled at (1315): [] __irq_exit_rcu+0x178/0x1d0 # [ 101.997179] CPU: 1 PID: 793 Comm: cat Tainted: G D 5.10.136-cip14 #1 # [ 102.004841] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tre[ 102.907215] lkdtm: Performing direct entry WARNING e) # [ 102.011374] Backtrace: [ 102.913442] ------------[ cut here ]------------ # [ 102.013850] [] (d[ 102.921068] WARNING: CPU: 2 PID: 864 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c ump_backtrace) from [] [ 102.932295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 (show_stack+0x20/0x24) # [ 102.[ 102.964001] CPU: 2 PID: 864 Comm: cat Tainted: G D W 5.10.136-cip14 #1 021431] r7:ffffffff r6:600e0093 [ 102.974440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) r5:00000000 r4:c1f0f728 # [ 102[ 102.983830] Backtrace: .027108] [] (show_stack[ 102.989161] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ) from [] (dump_stack+0[ 102.999577] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 xe0/0x100) # [ 102.034439] [] (show_stack) from [] (dump_stack+0xe0/0x100) 383364>] (dump_stack) from [] (dump_stack) from [] (__warn+0xfc/0x16c) e474>] (___might_sleep+0x1b0/0x2c[ 103.028092] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acfe74 0) # [ 102.042194] r9:600e0093[ 103.038703] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) r8:0000000b r7:c035bb84 r6:00000[ 103.049039] r7:00000053 r6:c1acfe74 r5:00000000 r4:c6a38000 031 r5:c19cc16c r4:c5b36000 # [ [ 103.057569] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 102.049950] [] (___mig[ 103.068511] r9:c1acf7bc r8:c15e7d98 r7:c6a39f60 r6:00000008 r5:c6df3000 r4:00000002 ht_sleep) from [] (__mi[ 103.079123] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ght_sleep+0x70/0xb0) # [ 102.05[ 103.089899] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 7789] r6:00000000 r5:00000031 r4[ 103.100765] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) :c19cc16c # [ 102.062427] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.129987] r9:c07f4cb4 r8:c6a39f60 r7:c2816000 r6:b6e87000 r5:c6a5d680 r4:00000000 [ 103.137742] [] (vfs_write) from [] (ksys_write+0x74/0xec) 8e584>] (__might_sleep) from [] (ksys_write) from [] (sys_write+0x18/0x1c) 36cd0c>] (exit_signals+0x4c/0x3fc[ 103.165265] r9:c6a38000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000008 r4:00000008 ) # [ 102.070178] r6:00000001 [ 103.175870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.186307] Exception stack(0xc6a39fa8 to 0xc6a39ff0) r5:c5b36000 r4:c599c380 # [ 102[ 103.191371] 9fa0: 00000008 00000008 00000001 b6e87000 00000008 00000000 [ 103.202429] 9fc0: 00000008 00000008 b6fcee00 00000004 00000001 00000000 00020000 befaea54 [ 103.210617] 9fe0: 00000004 befae788 b6f3c94f b6ec2c66 .074816] [] (exit_signa[ 103.215795] irq event stamp: 0 ls) from [] (do_exit+0x[ 103.221649] hardirqs last enabled at (0): [<00000000>] 0x0 10c/0xb4c) # [ 102.082136] r8:[ 103.230087] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 0000000b r7:c1e0fc8c r6:ffffe000 [ 103.240470] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c r5:00000000 r4:c599c380 # [ 102[ 103.250825] softirqs last disabled at (0): [<00000000>] 0x0 .088851] [] (do_exit) f[ 103.259275] ---[ end trace 5e193b5fb07bd24b ]--- rom [] (die+0x374/0x380) # [ 102.095387] r7:c1e0fc8c # [ 102.097933] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 102.104993] r10:00000004 r9:c5b36000 r8:c15e7d98 r7:00000000 r6:c5b37dc8 r5:c0c2da18 # [ 102.112828] r4:e7f001f2 # [ 102.115375] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 102.123299] Exception stack(0xc5b37dc8 to 0xc5b37e10) # [ 102.128362] 7dc0: c15e7da0 ef7965e0 9b12018a c0c2da04 00000001 c6d08000 # [ 102.136551] 7de0: 00000004 c5b37f60 c15e7d98 c1acf7b8 00000004 c5b37e64 c5b37e68 c5b37e58 # [ 102.144736] 7e00: c0c2d498 c0c2da18 a00e0013 ffffffff # [ 102.149797] r7:c5b37dfc r6:ffffffff r5:a00e0013 r4:c0c2da1c # [ 102.155475] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.163060] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.171079] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.179006] r9:c5b37f60 r8:c5360540 r7:00000004 r6:b6e8e000 r5:c681ba40 r4:c0c2d878 # [ 102.186764] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.194605] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e8e000 r5:c681ba40 r4:00000000 # [ 102.202360] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.209507] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c5b36000 r5:c681ba40 # [ 102.217342] r4:c681ba40 # [ 102.219887] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.227033] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000004 r4:00000004 # [ 102.234788] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.242363] Exception stack(0xc5b37fa8 to 0xc5b37ff0) # [ 102.247425] 7fa0: 00000004 00000004 00000001 b6e8e000 00000004 00000000 # [ 102.255612] 7fc0: 00000004 00000004 b6fd5e00 00000004 00000001 00000000 00020000 bec41a54 # [ 102.263797] 7fe0: 00000004 bec41788 b6f4394f b6ec9c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 102.907215] lkdtm: Performing direct entry WARNING # [ 102.913442] ------------[ cut here ]------------ # [ 102.921068] WARNING: CPU: 2 PID: 864 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 102.932295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 102.964001] CPU: 2 PID: 864 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 102.974440] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.983830] Backtrace: # [ 102.989161] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.999577] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 103.008104] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.018277] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 103.028092] r9:00000009 r8:c0c2da64 r7:00000053 r6:00000009 r5:c0c2da64 r4:c1acfe74 # [ 103.038703] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.049039] r7:00000053 r6:c1acfe74 r5:00000000 r4:c6a38000 # [ 103.057569] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 103.068511] r9:c1acf7bc r8:c15e7d98 r7:c6a39f60 r6:00000008 r5:c6df3000 r4:00000002 # [ 103.079123] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.089899] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.100765] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.111538] r9:c6a39f60 r8:c5360540 r7:00000008 r6:b6e87000 r5:c6a5d680 r4:c0c2d878 # [ 103.122147] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.129987] r9:c07f4cb4 r8:c6a39f60 r7:c2816000 r6:b6e87000 r5:c6a5d680 r4:00000000 # [ 103.137742] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.144889] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6a38000 r5:c6a5d680 # [ 103.155571] r4:c6a5d680 # [ 103.158117] [] (ksys_write) from [] (sys[ 103.655166] lkdtm: Performing direct entry WARNING_MESSAGE _write+0x18/0x1c) # [ 103.16526[ 103.662727] ------------[ cut here ]------------ 5] r9:c6a38000 r8:c03002e4 r7:00[ 103.670150] WARNING: CPU: 2 PID: 899 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 000004 r6:b6fcee00 r5:00000008 r4[ 103.682150] Warning message trigger count: 2 :00000008 # [ 103.175870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28)[ 103.731432] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.186307] Exception stack[ 103.740824] Backtrace: (0xc6a39fa8 to 0xc6a39ff0) # [ [ 103.746153] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 103.191371] 9fa0: [ 103.756567] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 00000008 00000008 00000001 b6e[ 103.765096] [] (show_stack) from [] (dump_stack+0xe0/0x100) 87000 00000008 00000000 # [ 103[ 103.775268] [] (dump_stack) from [] (__warn+0xfc/0x16c) .202429] 9fc0: 00000008 00000008 [ 103.785084] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acfe74 b6fcee00 00000004 00000001 000000[ 103.795695] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 00 00020000 befaea54 # [ 103.21[ 103.806030] r7:00000058 r6:c1acfe74 r5:c1acfe90 r4:c6cfa000 0617] 9fe0: 00000004 befae788 b6f[ 103.814564] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 3c94f b6ec2c66 # [ 103.215795] [ 103.826198] r9:c1acf7c4 r8:c15e7d98 r7:c6cfbf60 r6:00000010 r5:c6df3000 r4:00000003 irq event stamp: 0 # [ 103.2216[ 103.836810] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 49] hardirqs last enabled at (0)[ 103.848280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) : [<00000000>] 0x0 # [ 103.2300[ 103.859148] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 87] hardirqs last disabled at (0)[ 103.869918] r9:c6cfbf60 r8:c5360540 r7:00000010 r6:b6e21000 r5:c6818f00 r4:c0c2d878 : [] copy_process+0x5c8[ 103.880530] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) /0x194c # [ 103.240470] softirq[ 103.891213] r9:c07f4cb4 r8:c6cfbf60 r7:c2816000 r6:b6e21000 r5:c6818f00 r4:00000000 s last enabled at (0): [] (vfs_write) from [] (ksys_write+0x74/0xec) 0>] copy_process+0x5c8/0x194c # [ 103.911816] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6cfa000 r5:c6818f00 [ 103.250825] softirqs last disa[ 103.922500] r4:c6818f00 bled at (0): [<00000000>] 0x0 # [ 103.927903] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.259275] ---[ end trace 5e1[ 103.937898] r9:c6cfa000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000010 r4:00000010 93b5fb07bd24b ]--- # WARNING: sa[ 103.948510] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) w 'WARNING:': ok ok 3 selftests:[ 103.958931] Exception stack(0xc6cfbfa8 to 0xc6cfbff0) lkdtm: WARNING.sh # selftests: [ 103.966850] bfa0: 00000010 00000010 00000001 b6e21000 00000010 00000000 lkdtm: WARNING_MESSAGE.sh [ 103.977889] bfc0: 00000010 00000010 b6f68e00 00000004 00000001 00000000 00020000 bef07a54 [ 103.988401] bfe0: 00000004 bef07788 b6ed694f b6e5cc66 [ 103.993512] irq event stamp: 0 [ 103.996620] hardirqs last enabled at (0): [<00000000>] 0x0 [ 104.002215] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 104.009773] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 104.017337] softirqs last disabled at (0): [<00000000>] 0x0 [ 104.022969] ---[ end trace 5e193b5fb07bd24c ]--- # [ 103.655166] lkdtm: Performing direct entry WARNING_MESSAGE # [ 103.662727] ------------[ cut here ]------------ # [ 103.670150] WARNING: CPU: 2 PID: 899 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 103.682150] Warning message trigger count: 2 # [ 103.689263] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 103.720981] CPU: 2 PID: 899 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 103.731432] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.740824] Backtrace: # [ 103.746153] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 103.756567] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 103.765096] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.775268] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 103.785084] r9:00000009 r8:c0c2dab4 r7:00000058 r6:00000009 r5:c0c2dab4 r4:c1acfe74 # [ 103.795695] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 103.806030] r7:00000058 r6:c1acfe74 r5:c1acfe90 r4:c6cfa000 # [ 103.814564] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 103.826198] r9:c1acf7c4 r8:c15e7d98 r7:c6cfbf60 r6:00000010 r5:c6df3000 r4:00000003 # [ 103.836810] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.848280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.859148] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.869918] r9:c6cfbf60 r8:c5360540 r7:00000010 r6:b6e21000 r5:c6818f00 r4:c0c2d878 # [ 103.880530] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.891213] r9:c07f4cb4 r8:c6cfbf60 r7:c2816000 r6:b6e21000 r5:c6818f00 r4:00000000 # [ 103.901820] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.911816] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c6cfa000 r5:c6818f00 # [ 103.922500] r4:c6818f00 # [ 103.927903] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.937898] r9:c6cfa000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:00000010 r4:00000010 # [ 103.948510] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.958931] Exception stack(0xc6cfbfa8 to 0xc6cfbff0) # [ 103.966850] bfa0: 00000010 00000010 00000001 b6e21000 00000010 00000000 # [ 103.977889] bfc0: 00000010 00000010 b6f68e00 00000004 00000001 00000000 00020000 bef07a54 # [ 103.988401] bfe0: 00000004 bef07788 b6ed694f b6e5cc66 # [ 103.993512] irq event stamp: 0 # [ 103.996620] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.002215] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 104.009773] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 104.017337] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.022969] ---[ end trace 5e193b5fb07bd24c ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 104.407630] lkdtm: Performing direct entry EXCEPTION [ 104.412628] 8<--- cut here --- [ 104.415696] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 104.423901] pgd = 834c4d84 [ 104.426677] [00000000] *pgd=00000000 [ 104.430285] Internal error: Oops: 805 [#2] SMP ARM [ 104.435088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 104.464162] CPU: 3 PID: 931 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 104.471825] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.478376] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 104.482832] LR is at lkdtm_do_action+0x2c/0x4c [ 104.487285] pc : [] lr : [] psr: a00e0013 [ 104.493560] sp : c693fe58 ip : c693fe68 fp : c693fe64 [ 104.498791] r10: 0000000a r9 : c1acf7d4 r8 : c15e7d98 [ 104.504023] r7 : c693ff60 r6 : 0000000a r5 : c6df2000 r4 : 00000004 [ 104.510558] r3 : 00000000 r2 : 2957cd05 r1 : ef7c05e0 r0 : c15e7db8 [ 104.517094] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 104.524239] Control: 10c5387d Table: 16e9004a DAC: 00000051 [ 104.529993] Process cat (pid: 931, stack limit = 0x4d4a6634) [ 104.535662] Stack: (0xc693fe58 to 0xc6940000) [ 104.540030] fe40: c693fe74 c693fe68 [ 104.548219] fe60: c0c2d498 c0c2dac8 c693fe9c c693fe78 c0c2d998 c0c2d478 c0c2d878 c47ad7c0 [ 104.556410] fe80: b6e0f000 0000000a c5360540 c693ff60 c693fec4 c693fea0 c07f4d18 c0c2d884 [ 104.564597] fea0: 00000000 c47ad7c0 b6e0f000 c2816000 c693ff60 c07f4cb4 c693ff5c c693fec8 [ 104.572788] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c693e000 [ 104.580975] fee0: b6e0f000 00020000 00000004 0000000a 0001fff6 c693fee0 00000001 b6e0e000 [ 104.589163] ff00: c5c53cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.597353] ff20: 00000000 00000000 c139f1a8 2957cd05 c205ca60 c47ad7c0 c47ad7c0 c693e000 [ 104.605542] ff40: b6e0f000 00000000 00000000 00000004 c693ff94 c693ff60 c0598924 c0598290 [ 104.613731] ff60: 00000000 00000000 c693ffac 2957cd05 0000000a 0000000a b6f56e00 00000004 [ 104.621920] ff80: c03002e4 c693e000 c693ffa4 c693ff98 c05989b4 c05988bc 00000000 c693ffa8 [ 104.630109] ffa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e0f000 0000000a 00000000 [ 104.638299] ffc0: 0000000a 0000000a b6f56e00 00000004 00000001 00000000 00020000 beca2a54 [ 104.646488] ffe0: 00000004 beca2788 b6ec494f b6e4ac66 800e0030 00000001 00000000 00000000 [ 104.654670] Backtrace: [ 104.657142] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.665250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.673273] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.681204] r9:c693ff60 r8:c5360540 r7:0000000a r6:b6e0f000 r5:c47ad7c0 r4:c0c2d878 [ 104.688965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.696807] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e0f000 r5:c47ad7c0 r4:00000000 [ 104.704563] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.711710] r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c693e000 r5:c47ad7c0 [ 104.719546] r4:c47ad7c0 [ 104.722092] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.729238] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:0000000a r4:0000000a [ 104.736997] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.744572] Exception stack(0xc693ffa8 to 0xc693fff0) [ 104.749633] ffa0: 0000000a 0000000a 00000001 b6e0f000 0000000a 00000000 [ 104.757821] ffc0: 0000000a 0000000a b6f56e00 00000004 00000001 00000000 00020000 beca2a54 [ 104.766006] ffe0: 00000004 beca2788 b6ec494f b6e4ac66 [ 104.771070] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 104.777251] ---[ end trace 5e193b5fb07bd24d ]--- # Segmentation fault # [ 104.407630] lkdtm: Performing direct entry EXCEPTION # [ 104.412628] 8<--- cut here --- # [ 104.415696] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 104.423901] pgd = 834c4d84 # [ 104.426677] [00000000] *pgd=00000000 # [ 104.430285] Internal error: Oops: 805 [#2] SMP ARM # [ 104.435088] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 104.464162] CPU: 3 PID: 931 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 104.471825] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.478376] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 104.482832] LR is at lkdtm_do_action+0x2c/0x4c # [ 104.487285] pc : [] lr : [] psr: a00e0013 # [ 104.493560] sp : c693fe58 ip : c693fe68 fp : c693fe64 # [ 104.498791] r10: 0000000a r9 : c1acf7d4 r8 : c15e7d98 # [ 104.504023] r7 : c693ff60 r6 : 0000000a r5 : c6df2000 r4 : 00000004 # [ 104.510558] r3 : 00000000 r2 : 2957cd05 r1 : ef7c05e0 r0 : c15e7db8 # [ 104.517094] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.524239] Control: 10c5387d Table: 16e9004a DAC: 00000051 # [ 104.529993] Process cat (pid: 931, stack limit = 0x4d4a6634) # [ 104.535662] Stack: (0xc693fe58 to 0xc6940000) # [ 104.540030] fe40: c693fe74 c693fe68 # [ 104.548219] fe60: c0c2d498 c0c2dac8 c693fe9c c693fe78 c0c2d998 c0c2d478 c0c2d878 c47ad7c0 # [ 104.556410] fe80: b6e0f000 0000000a c5360540 c693ff60 c693fec4 c693fea0 c07f4d18 c0c2d884 # [ 104.564597] fea0: 00000000 c47ad7c0 b6e0f000 c2816000 c693ff60 c07f4cb4 c693ff5c c693fec8 # [ 104.572788] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c693e000 # [ 104.580975] fee0: b6e0f000 00020000 00000004 0000000a 0001fff6 c693fee0 00000001 b6e0e000 # [ 104.589163] ff00: c5c53cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.597353] ff20: 00000000 00000000 c139f1a8 2957cd05 c205ca60 c47ad7c0 c47ad7c0 c693e000 # [ 104.605542] ff40: b6e0f000 00000000 00000000 00000004 c693ff94 c693ff60 c0598924 c0598290 # [ 104.613731] ff60: 00000000 00000000 c693ffac 2957cd05 0000000a 0000000a b6f56e00 00000004 # [ 104.621920] ff80: c03002e4 c693e000 c693ffa4 c693ff98 c05989b4 c05988bc 00000000 c693ffa8 # [ 104.630109] ffa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e0f000 0000000a 00000000 # [ 104.638299] ffc0: 0000000a 0000000a b6f56e00 00000004 00000001 00000000 00020000 beca2a54 # [ 104.646488] ffe0: 00000004 beca2788 b6ec494f b6e4ac66 800e0030 00000001 00000000 00000000 # [ 104.654670] Backtrace: # [ 104.657142] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.665250] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.673273] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.681204] r9:c693ff60 r8:c5360540 r7:0000000a r6:b6e0f000 r5:c47ad7c0 r4:c0c2d878 # [ 104.688965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.696807] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e0f000 r5:c47ad7c0 r4:00000000 # [ 104.704563] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.711710] r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c693e000 r5:c47ad7c0 # [ 104.719546] r4:c47ad7c0 # [ 104.722092] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.729238] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:0000000a r4:0000000a # [ 104.736997] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.744572] Exception stack(0xc693ffa8 to 0xc693fff0) # [ 104.749633] ffa0: 0000000a 0000000a 00000001 b6e0f000 0000000a 00000000 # [ 104.757821] ffc0: 0000000a 0000000a b6f56e00 00000004 00000001 00000000 00020000 beca2a54 # [ 104.766006] ffe0: 00000004 beca2788 b6ec494f b6e4ac66 # [ 104.771070] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 104.777251] ---[ end trace 5e193b5fb07bd24d ]--- # 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 [ 106.178900] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 106.184498] lkdtm: attempting good list addition [ 106.189213] lkdtm: attempting corrupted list addition [ 106.194279] lkdtm: list_add() corruption not detected! # [ 106.178900] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 106.184498] lkdtm: attempting good list addition # [ 106.189213] lkdtm: attempting corrupted list addition # [ 106.194279] 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 [ 106.596313] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 106.602186] lkdtm: attempting good list removal [ 106.606833] lkdtm: attempting corrupted list removal [ 106.611832] lkdtm: list_del() corruption not detected! # [ 106.596313] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 106.602186] lkdtm: attempting good list removal # [ 106.606833] lkdtm: attempting corrupted list removal # [ 106.611832] 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 [ 106.981346] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 106.987733] lkdtm: attempting bad read from page below current stack [ 106.994105] lkdtm: FAIL: accessed page before stack! (byte: fa) # [ 106.981346] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 106.987733] lkdtm: attempting bad read from page below current stack # [ 106.994105] lkdtm: FAIL: accessed page before stack! (byte: fa) # 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 [ 107.382878] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 107.389345] lkdtm: attempting bad read from page above current stack [ 107.395715] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 107.382878] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 107.389345] lkdtm: attempting bad read from page above current stack # [ 107.395715] 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 [ 107.815392] lkdtm: Performing direct entry UNSET_SMEP [ 107.820546] lkdtm: XFAIL: this test is x86_64-only # [ 107.815392] lkdtm: Performing direct entry UNSET_SMEP # [ 107.820546] 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 [ 108.211448] lkdtm: Performing direct entry DOUBLE_FAULT [ 108.216773] lkdtm: XFAIL: this test is ia32-only # [ 108.211448] lkdtm: Performing direct entry DOUBLE_FAULT # [ 108.216773] 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 [ 108.583664] lkdtm: Performing direct entry CORRUPT_PAC [ 108.588987] lkdtm: XFAIL: this test is arm64-only # [ 108.583664] lkdtm: Performing direct entry CORRUPT_PAC # [ 108.588987] 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 [ 108.969772] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 108.976238] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 108.969772] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 108.976238] 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 [ 109.772291] lkdtm: Performing direct entry READ_AFTER_FREE [ 109.777857] lkdtm: Value in memory before free: 12345678 [ 109.783185] lkdtm: Attempting bad read from freed memory [ 109.788581] lkdtm: Memory was not poisoned # [ 109.772291] lkdtm: Performing direct entry READ_AFTER_FREE # [ 109.777857] lkdtm: Value in memory before free: 12345678 # [ 109.783185] lkdtm: Attempting bad read from freed memory # [ 109.788581] 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 [ 110.380238] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 110.386311] lkdtm: Value in memory before free: 12345678 [ 110.391765] lkdtm: Attempting to read from freed memory [ 110.397095] lkdtm: Buddy page was not poisoned # [ 110.380238] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 110.386311] lkdtm: Value in memory before free: 12345678 # [ 110.391765] lkdtm: Attempting to read from freed memory # [ 110.397095] 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 [ 110.778978] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 110.784590] lkdtm: Attempting double slab free ... # [ 110.778978] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 110.784590] 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 [ 111.175985] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 111.181587] lkdtm: Attempting cross-cache slab free ... # [ 111.175985] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 111.181587] 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 [ 111.582849] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 111.588483] lkdtm: Attempting non-Slab slab free ... # [ 111.582849] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 111.588483] 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 [ 112.876139] lkdtm: Performing direct entry EXEC_DATA [ 112.881276] lkdtm: attempting ok execution at c0c2e208 [ 112.886615] lkdtm: attempting bad execution at c26f774c [ 112.891890] 8<--- cut here --- [ 112.894969] Unable to handle kernel paging request at virtual address c26f774c [ 112.902205] pgd = 6410c29f [ 112.904918] [c26f774c] *pgd=1261141e(bad) [ 112.908954] Internal error: Oops: 8000000d [#3] SMP ARM [ 112.914188] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 112.943260] CPU: 2 PID: 1774 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 112.951009] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.957551] PC is at data_area+0x0/0x40 [ 112.961401] LR is at execute_location+0xa4/0xb4 [ 112.965939] pc : [] lr : [] psr: 600e0013 [ 112.972213] sp : c6cffe38 ip : 00000027 fp : c6cffe54 [ 112.977445] r10: 0000000a r9 : c1acf9b8 r8 : c15e7d98 [ 112.982676] r7 : c6cfff60 r6 : 00000001 r5 : c26f774c r4 : c0c2e208 [ 112.989211] r3 : 957ce0e2 r2 : 957ce0e2 r1 : ef7ab5e4 r0 : 0000002b [ 112.995747] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 113.002891] Control: 10c5387d Table: 16adc04a DAC: 00000051 [ 113.008645] Process cat (pid: 1774, stack limit = 0x9b3cd21f) [ 113.014399] Stack: (0xc6cffe38 to 0xc6d00000) [ 113.018767] fe20: 0000001f c6df3000 [ 113.026956] fe40: 0000000a c6cfff60 c6cffe64 c6cffe58 c1389b8c c1389988 c6cffe74 c6cffe68 [ 113.035143] fe60: c0c2d498 c1389b74 c6cffe9c c6cffe78 c0c2d998 c0c2d478 c0c2d878 c69d0dc0 [ 113.043331] fe80: b6e22000 0000000a c5360540 c6cfff60 c6cffec4 c6cffea0 c07f4d18 c0c2d884 [ 113.051518] fea0: 00000000 c69d0dc0 b6e22000 c2816000 c6cfff60 c07f4cb4 c6cfff5c c6cffec8 [ 113.059707] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6cfe000 [ 113.067894] fee0: b6e22000 00020000 00000004 0000000a 0001fff6 c6cffee0 00000001 b6e21000 [ 113.076082] ff00: c5dd0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.084270] ff20: 00000000 00000000 c139f1a8 957ce0e2 c205ca60 c69d0dc0 c69d0dc0 c6cfe000 [ 113.092460] ff40: b6e22000 00000000 00000000 00000004 c6cfff94 c6cfff60 c0598924 c0598290 [ 113.100649] ff60: 00000000 00000000 c6cfffac 957ce0e2 0000000a 0000000a b6f69e00 00000004 [ 113.108837] ff80: c03002e4 c6cfe000 c6cfffa4 c6cfff98 c05989b4 c05988bc 00000000 c6cfffa8 [ 113.117025] ffa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e22000 0000000a 00000000 [ 113.125214] ffc0: 0000000a 0000000a b6f69e00 00000004 00000001 00000000 00020000 beb26a54 [ 113.133402] ffe0: 00000004 beb26788 b6ed794f b6e5dc66 800e0030 00000001 00000000 00000000 [ 113.141584] Backtrace: [ 113.144055] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 113.152245] r7:c6cfff60 r6:0000000a r5:c6df3000 r4:0000001f [ 113.157925] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.166032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.174055] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.181982] r9:c6cfff60 r8:c5360540 r7:0000000a r6:b6e22000 r5:c69d0dc0 r4:c0c2d878 [ 113.189745] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.197586] r9:c07f4cb4 r8:c6cfff60 r7:c2816000 r6:b6e22000 r5:c69d0dc0 r4:00000000 [ 113.205345] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.212494] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c6cfe000 r5:c69d0dc0 [ 113.220333] r4:c69d0dc0 [ 113.222881] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.230030] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f69e00 r5:0000000a r4:0000000a [ 113.237790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.245368] Exception stack(0xc6cfffa8 to 0xc6cffff0) [ 113.250432] ffa0: 0000000a 0000000a 00000001 b6e22000 0000000a 00000000 [ 113.258622] ffc0: 0000000a 0000000a b6f69e00 00000004 00000001 00000000 00020000 beb26a54 [ 113.266810] ffe0: 00000004 beb26788 b6ed794f b6e5dc66 [ 113.271874] Code: 00000000 c40169c0 c4016a80 c4016b40 (e1a0c00d) [ 113.277981] ---[ end trace 5e193b5fb07bd24e ]--- # Segmentation fault # [ 112.876139] lkdtm: Performing direct entry EXEC_DATA # [ 112.881276] lkdtm: attempting ok execution at c0c2e208 # [ 112.886615] lkdtm: attempting bad execution at c26f774c # [ 112.891890] 8<--- cut here --- # [ 112.894969] Unable to handle kernel paging request at virtual address c26f774c # [ 112.902205] pgd = 6410c29f # [ 112.904918] [c26f774c] *pgd=1261141e(bad) # [ 112.908954] Internal error: Oops: 8000000d [#3] SMP ARM # [ 112.914188] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 112.943260] CPU: 2 PID: 1774 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 112.951009] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.957551] PC is at data_area+0x0/0x40 # [ 112.961401] LR is at execute_location+0xa4/0xb4 # [ 112.965939] pc : [] lr : [] psr: 600e0013 # [ 112.972213] sp : c6cffe38 ip : 00000027 fp : c6cffe54 # [ 112.977445] r10: 0000000a r9 : c1acf9b8 r8 : c15e7d98 # [ 112.982676] r7 : c6cfff60 r6 : 00000001 r5 : c26f774c r4 : c0c2e208 # [ 112.989211] r3 : 957ce0e2 r2 : 957ce0e2 r1 : ef7ab5e4 r0 : 0000002b # [ 112.995747] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.002891] Control: 10c5387d Table: 16adc04a DAC: 00000051 # [ 113.008645] Process cat (pid: 1774, stack limit = 0x9b3cd21f) # [ 113.014399] Stack: (0xc6cffe38 to 0xc6d00000) # [ 113.018767] fe20: 0000001f c6df3000 # [ 113.026956] fe40: 0000000a c6cfff60 c6cffe64 c6cffe58 c1389b8c c1389988 c6cffe74 c6cffe68 # [ 113.035143] fe60: c0c2d498 c1389b74 c6cffe9c c6cffe78 c0c2d998 c0c2d478 c0c2d878 c69d0dc0 # [ 113.043331] fe80: b6e22000 0000000a c5360540 c6cfff60 c6cffec4 c6cffea0 c07f4d18 c0c2d884 # [ 113.051518] fea0: 00000000 c69d0dc0 b6e22000 c2816000 c6cfff60 c07f4cb4 c6cfff5c c6cffec8 # [ 113.059707] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6cfe000 # [ 113.067894] fee0: b6e22000 00020000 00000004 0000000a 0001fff6 c6cffee0 00000001 b6e21000 # [ 113.076082] ff00: c5dd0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.084270] ff20: 00000000 00000000 c139f1a8 957ce0e2 c205ca60 c69d0dc0 c69d0dc0 c6cfe000 # [ 113.092460] ff40: b6e22000 00000000 00000000 00000004 c6cfff94 c6cfff60 c0598924 c0598290 # [ 113.100649] ff60: 00000000 00000000 c6cfffac 957ce0e2 0000000a 0000000a b6f69e00 00000004 # [ 113.108837] ff80: c03002e4 c6cfe000 c6cfffa4 c6cfff98 c05989b4 c05988bc 00000000 c6cfffa8 # [ 113.117025] ffa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e22000 0000000a 00000000 # [ 113.125214] ffc0: 0000000a 0000000a b6f69e00 00000004 00000001 00000000 00020000 beb26a54 # [ 113.133402] ffe0: 00000004 beb26788 b6ed794f b6e5dc66 800e0030 00000001 00000000 00000000 # [ 113.141584] Backtrace: # [ 113.144055] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 113.152245] r7:c6cfff60 r6:0000000a r5:c6df3000 r4:0000001f # [ 113.157925] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.166032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.174055] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.181982] r9:c6cfff60 r8:c5360540 r7:0000000a r6:b6e22000 r5:c69d0dc0 r4:c0c2d878 # [ 113.189745] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.197586] r9:c07f4cb4 r8:c6cfff60 r7:c2816000 r6:b6e22000 r5:c69d0dc0 r4:00000000 # [ 113.205345] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.212494] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c6cfe000 r5:c69d0dc0 # [ 113.220333] r4:c69d0dc0 # [ 113.222881] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.230030] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f69e00 r5:0000000a r4:0000000a # [ 113.237790] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.245368] Exception stack(0xc6cfffa8 to 0xc6cffff0) # [ 113.250432] ffa0: 0000000a 0000000a 00000001 b6e22000 0000000a 00000000 # [ 113.258622] ffc0: 0000000a 0000000a b6f69e00 00000004 00000001 00[ 113.771836] lkdtm: Performing direct entry EXEC_STACK 000000 00020000 beb26a54 # [ 11[ 113.777536] lkdtm: attempting ok execution at c0c2e208 3.266810] ffe0: 00000004 b[e b 2113.785474] lkdtm: attempting bad execution at c6ab1e0c 788 b6ed794f b6e5dc66 # [ 113.2[ 113.793297] 8<--- cut here --- 71874] Code: 00[0 0 0101030. 7c94135] Unable to handle kernel paging request at virtual address c6ab1e0c 0169c0 c4016a80 c[4 0 1161b34.08 8355] pgd = c1d26ad3 (e1a0c00d) # [ 113.277981] --- 113.813143] [c6ab1e0c] *pgd=16a1141e(bad) [ end trace 5e193b5[f b 0171b3d.219932] Internal error: Oops: 8000000d [#4] SMP ARM 4e ]--- # EXEC_DATA: missing 'ca[ 113.827323] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 ll trace:': [FAIL] not[ o k1 13.859028] CPU: 3 PID: 1850 Comm: cat Tainted: G D W 5.10.136-cip14 #1 0 selftests:[ l k1d1t3m.:8 6E9X106] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) C_DATA.sh # exit=1 # [s e l1f1t3.877548] PC is at 0xc6ab1e0c sts: lkdtm: EXEC_STACK.sh [ 113.883036] LR is at execute_location+0xa4/0xb4 [ 113.889898] pc : [] lr : [] psr: 600e0013 [ 113.896173] sp : c6ab1de8 ip : c6ab1cf0 fp : c6ab1e04 [ 113.901405] r10: 0000000b r9 : c1acf9c4 r8 : c15e7d98 [ 113.906636] r7 : c6ab1f60 r6 : 00000001 r5 : c6ab1e0c r4 : c0c2e208 [ 113.913171] r3 : c27fa947 r2 : c27fa947 r1 : ef7c05e0 r0 : 0000002b [ 113.919707] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 113.926850] Control: 10c5387d Table: 15fe804a DAC: 00000051 [ 113.932603] Process cat (pid: 1850, stack limit = 0xc5c18a66) [ 113.938357] Stack: (0xc6ab1de8 to 0xc6ab2000) [ 113.942728] 1de0: c6ab0000 c6a1d000 0000000b c6ab1f60 c6ab1e64 c6ab1e08 [ 113.950919] 1e00: c1389bc8 c1389988 c6ab1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 113.959108] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013374 e34c31b8 [ 113.967297] 1e40: e3a02040 e3a01d33 e5930018 c27fa947 0000000b 00000020 c6ab1e74 c6ab1e68 [ 113.975485] 1e60: c0c2d498 c1389b9c c6ab1e9c c6ab1e78 c0c2d998 c0c2d478 c0c2d878 c5c52280 [ 113.983673] 1e80: b6eac000 0000000b c5360540 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f4d18 c0c2d884 [ 113.991860] 1ea0: 00000000 c5c52280 b6eac000 c2816000 c6ab1f60 c07f4cb4 c6ab1f5c c6ab1ec8 [ 114.000049] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6ab0000 [ 114.008238] 1ee0: b6eac000 00020000 00000004 0000000b 0001fff5 c6ab1ee0 00000001 b6eab000 [ 114.016426] 1f00: c47ad7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.024613] 1f20: 00000000 00000000 c139f1a8 c27fa947 c205ca60 c5c52280 c5c52280 c6ab0000 [ 114.032803] 1f40: b6eac000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0598924 c0598290 [ 114.040990] 1f60: 00000000 00000000 c6ab1fac c27fa947 0000000b 0000000b b6ff3e00 00000004 [ 114.049178] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c05989b4 c05988bc 00000000 c6ab1fa8 [ 114.057365] 1fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6eac000 0000000b 00000000 [ 114.065555] 1fc0: 0000000b 0000000b b6ff3e00 00000004 00000001 00000000 00020000 bef95a54 [ 114.073743] 1fe0: 00000004 bef95788 b6f6194f b6ee7c66 800e0030 00000001 00000000 00000000 [ 114.081923] Backtrace: [ 114.084394] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 114.092671] r7:c6ab1f60 r6:0000000b r5:c6a1d000 r4:c6ab0000 [ 114.098352] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.106536] r4:00000020 [ 114.109086] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.117110] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.125038] r9:c6ab1f60 r8:c5360540 r7:0000000b r6:b6eac000 r5:c5c52280 r4:c0c2d878 [ 114.132800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.140641] r9:c07f4cb4 r8:c6ab1f60 r7:c2816000 r6:b6eac000 r5:c5c52280 r4:00000000 [ 114.148400] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.155545] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c6ab0000 r5:c5c52280 [ 114.163380] r4:c5c52280 [ 114.165928] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.173073] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:0000000b r4:0000000b [ 114.180834] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.188409] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) [ 114.193473] 1fa0: 0000000b 0000000b 00000001 b6eac000 0000000b 00000000 [ 114.201661] 1fc0: 0000000b 0000000b b6ff3e00 00000004 00000001 00000000 00020000 bef95a54 [ 114.209846] 1fe0: 00000004 bef95788 b6f6194f b6ee7c66 [ 114.214910] Code: c6ab1e08 c1389bc8 c1389988 c6ab1e6c (e1a0c00d) [ 114.221017] ---[ end trace 5e193b5fb07bd24f ]--- # Segmentation fault # [ 113.771836] lkdtm: Performing direct entry EXEC_STACK # [ 113.777536] lkdtm: attempting ok execution at c0c2e208 # [ 113.785474] lkdtm: attempting bad execution at c6ab1e0c # [ 113.793297] 8<--- cut here --- # [ 113.799135] Unable to handle kernel paging request at virtual address c6ab1e0c # [ 113.808355] pgd = c1d26ad3 # [ 113.813143] [c6ab1e0c] *pgd=16a1141e(bad) # [ 113.819932] Internal error: Oops: 8000000d [#4] SMP ARM # [ 113.827323] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 113.859028] CPU: 3 PID: 1850 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 113.869106] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.877548] PC is at 0xc6ab1e0c # [ 113.883036] LR is at execute_location+0xa4/0xb4 # [ 113.889898] pc : [] lr : [] psr: 600e0013 # [ 113.896173] sp : c6ab1de8 ip : c6ab1cf0 fp : c6ab1e04 # [ 113.901405] r10: 0000000b r9 : c1acf9c4 r8 : c15e7d98 # [ 113.906636] r7 : c6ab1f60 r6 : 00000001 r5 : c6ab1e0c r4 : c0c2e208 # [ 113.913171] r3 : c27fa947 r2 : c27fa947 r1 : ef7c05e0 r0 : 0000002b # [ 113.919707] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.926850] Control: 10c5387d Table: 15fe804a DAC: 00000051 # [ 113.932603] Process cat (pid: 1850, stack limit = 0xc5c18a66) # [ 113.938357] Stack: (0xc6ab1de8 to 0xc6ab2000) # [ 113.942728] 1de0: c6ab0000 c6a1d000 0000000b c6ab1f60 c6ab1e64 c6ab1e08 # [ 113.950919] 1e00: c1389bc8 c1389988 c6ab1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 113.959108] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013374 e34c31b8 # [ 113.967297] 1e40: e3a02040 e3a01d33 e5930018 c27fa947 0000000b 00000020 c6ab1e74 c6ab1e68 # [ 113.975485] 1e60: c0c2d498 c1389b9c c6ab1e9c c6ab1e78 c0c2d998 c0c2d478 c0c2d878 c5c52280 # [ 113.983673] 1e80: b6eac000 0000000b c5360540 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f4d18 c0c2d884 # [ 113.991860] 1ea0: 00000000 c5c52280 b6eac000 c2816000 c6ab1f60 c07f4cb4 c6ab1f5c c6ab1ec8 # [ 114.000049] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6ab0000 # [ 114.008238] 1ee0: b6eac000 00020000 00000004 0000000b 0001fff5 c6ab1ee0 00000001 b6eab000 # [ 114.016426] 1f00: c47ad7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.024613] 1f20: 00000000 00000000 c139f1a8 c27fa947 c205ca60 c5c52280 c5c52280 c6ab0000 # [ 114.032803] 1f40: b6eac000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0598924 c0598290 # [ 114.040990] 1f60: 00000000 00000000 c6ab1fac c27fa947 0000000b 0000000b b6ff3e00 00000004 # [ 114.049178] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c05989b4 c05988bc 00000000 c6ab1fa8 # [ 114.057365] 1fa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6eac000 0000000b 00000000 # [ 114.065555] 1fc0: 0000000b 0000000b b6ff3e00 00000004 00000001 00000000 00020000 bef95a54 # [ 114.073743] 1fe0: 00000004 bef95788 b6f6194f b6ee7c66 800e0030 00000001 00000000 00000000 # [ 114.081923] Backtrace: # [ 114.084394] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 114.092671] r7:c6ab1f60 r6:0000000b r5:c6a1d000 r4:c6ab0000 # [ 114.098352] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.106536] r4:00000020 # [ 114.109086] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.117110] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.125038] r9:c6ab1f60 r8:c5360540 r7:0000000b r6:b6eac000 r5:c5c52280 r4:c0c2d878 # [ 114.132800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.140641] r9:c07f4cb4 r8:c6ab1f60 r7:c2816000 r6:b6eac000 r5:c5c52280 r4:00000000 # [ 114.148400] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.155545] r10:00000004 r9:00000000 r8:00000000 r7:b6eac000 r6:c6ab0000 r5:c5c52280 # [ 114.163380] r4:c5c52280 # [ 114.165928] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.173073] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ff3e00 r5:0000000b r4:0000000b # [ 114.180834] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.188409] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ 114.193473] 1fa0: 0000000b 0000000b 00000001 b6eac000 0000000b 00000000 # [ 114.201661] 1fc0: 0000000b 0000000b b6ff3e00 00000004 00000001 00000000 00020000 bef95a54 # [ 114.209846] 1fe0: 00000004 bef95788 b6f6194f b6ee7c66 # [ 114.214910] Code: c6ab1e08 c1389bc8 c1389988 c6ab1e6c (e1a0c00d) # [ 114.221017] ---[ end trace 5e193b5fb07bd24f ]--- # EXEC_STACK: missin[ 114.788230] lkdtm: Performing direct entry EXEC_KMALLOC g 'call trace:': [FAIL] not [o k114.795974] lkdtm: attempting ok execution at c0c2e208 31 selftests: lkdtm: EXEC_STACK.[ 114.803786] lkdtm: attempting bad execution at c2b392c0 sh # exit=1 # selftests: lkdtm: [ 114.811846] 8<--- cut here --- EXEC_KMALLOC.sh [ 114.817721] Unable to handle kernel paging request at virtual address c2b392c0 [ 114.826416] pgd = eadaa442 [ 114.829132] [c2b392c0] *pgd=12a1141e(bad) [ 114.833169] Internal error: Oops: 8000000d [#5] SMP ARM [ 114.838404] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 114.867474] CPU: 2 PID: 1929 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 114.875227] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.881766] PC is at 0xc2b392c0 [ 114.884926] LR is at execute_location+0xa4/0xb4 [ 114.889466] pc : [] lr : [] psr: 600e0013 [ 114.895741] sp : c5d79e30 ip : c5d79d38 fp : c5d79e4c [ 114.900973] r10: 0000000d r9 : c1acf9d0 r8 : c15e7d98 [ 114.906205] r7 : c5d79f60 r6 : 00000001 r5 : c2b392c0 r4 : c0c2e208 [ 114.912740] r3 : 8015a2a8 r2 : 8015a2a8 r1 : ef7ab5e0 r0 : 0000002b [ 114.919276] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.926419] Control: 10c5387d Table: 16f3004a DAC: 00000051 [ 114.932173] Process cat (pid: 1929, stack limit = 0x5a258677) [ 114.937928] Stack: (0xc5d79e30 to 0xc5d7a000) [ 114.942299] 9e20: c2b392c0 c6df3000 0000000d c5d79f60 [ 114.950489] 9e40: c5d79e64 c5d79e50 c0c2e258 c1389988 00000021 c6df3000 c5d79e74 c5d79e68 [ 114.958678] 9e60: c0c2d498 c0c2e22c c5d79e9c c5d79e78 c0c2d998 c0c2d478 c0c2d878 c47eb180 [ 114.966867] 9e80: b6e76000 0000000d c5360540 c5d79f60 c5d79ec4 c5d79ea0 c07f4d18 c0c2d884 [ 114.975054] 9ea0: 00000000 c47eb180 b6e76000 c2816000 c5d79f60 c07f4cb4 c5d79f5c c5d79ec8 [ 114.983242] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5d78000 [ 114.991429] 9ee0: b6e76000 00020000 00000004 0000000d 0001fff3 c5d79ee0 00000001 b6e75000 [ 114.999616] 9f00: c6ab8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.007805] 9f20: 00000000 00000000 c139f1a8 8015a2a8 c205ca60 c47eb180 c47eb180 c5d78000 [ 115.015994] 9f40: b6e76000 00000000 00000000 00000004 c5d79f94 c5d79f60 c0598924 c0598290 [ 115.024183] 9f60: 00000000 00000000 c5d79fac 8015a2a8 0000000d 0000000d b6fbde00 00000004 [ 115.032371] 9f80: c03002e4 c5d78000 c5d79fa4 c5d79f98 c05989b4 c05988bc 00000000 c5d79fa8 [ 115.040558] 9fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e76000 0000000d 00000000 [ 115.048746] 9fc0: 0000000d 0000000d b6fbde00 00000004 00000001 00000000 00020000 bed52a54 [ 115.056933] 9fe0: 00000004 bed52788 b6f2b94f b6eb1c66 800e0030 00000001 00000000 00000000 [ 115.065114] Backtrace: [ 115.067594] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 115.076045] r7:c5d79f60 r6:0000000d r5:c6df3000 r4:c2b392c0 [ 115.081723] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.090082] r5:c6df3000 r4:00000021 [ 115.093675] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.101698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.109627] r9:c5d79f60 r8:c5360540 r7:0000000d r6:b6e76000 r5:c47eb180 r4:c0c2d878 [ 115.117388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.125229] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e76000 r5:c47eb180 r4:00000000 [ 115.132986] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.140133] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5d78000 r5:c47eb180 [ 115.147969] r4:c47eb180 [ 115.150515] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.157662] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:0000000d r4:0000000d [ 115.165423] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.172998] Exception stack(0xc5d79fa8 to 0xc5d79ff0) [ 115.178061] 9fa0: 0000000d 0000000d 00000001 b6e76000 0000000d 00000000 [ 115.186250] 9fc0: 0000000d 0000000d b6fbde00 00000004 00000001 00000000 00020000 bed52a54 [ 115.194435] 9fe0: 00000004 bed52788 b6f2b94f b6eb1c66 [ 115.199501] Code: 00160017 811fde92 38904ea8 e473fd62 (e1a0c00d) [ 115.205609] ---[ end trace 5e193b5fb07bd250 ]--- # Segmentation fault # [ 114.788230] lkdtm: Performing direct entry EXEC_KMALLOC # [ 114.795974] lkdtm: attempting ok execution at c0c2e208 # [ 114.803786] lkdtm: attempting bad execution at c2b392c0 # [ 114.811846] 8<--- cut here --- # [ 114.817721] Unable to handle kernel paging request at virtual address c2b392c0 # [ 114.826416] pgd = eadaa442 # [ 114.829132] [c2b392c0] *pgd=12a1141e(bad) # [ 114.833169] Internal error: Oops: 8000000d [#5] SMP ARM # [ 114.838404] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 114.867474] CPU: 2 PID: 1929 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 114.875227] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.881766] PC is at 0xc2b392c0 # [ 114.884926] LR is at execute_location+0xa4/0xb4 # [ 114.889466] pc : [] lr : [] psr: 600e0013 # [ 114.895741] sp : c5d79e30 ip : c5d79d38 fp : c5d79e4c # [ 114.900973] r10: 0000000d r9 : c1acf9d0 r8 : c15e7d98 # [ 114.906205] r7 : c5d79f60 r6 : 00000001 r5 : c2b392c0 r4 : c0c2e208 # [ 114.912740] r3 : 8015a2a8 r2 : 8015a2a8 r1 : ef7ab5e0 r0 : 0000002b # [ 114.919276] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.926419] Control: 10c5387d Table: 16f3004a DAC: 00000051 # [ 114.932173] Process cat (pid: 1929, stack limit = 0x5a258677) # [ 114.937928] Stack: (0xc5d79e30 to 0xc5d7a000) # [ 114.942299] 9e20: c2b392c0 c6df3000 0000000d c5d79f60 # [ 114.950489] 9e40: c5d79e64 c5d79e50 c0c2e258 c1389988 00000021 c6df3000 c5d79e74 c5d79e68 # [ 114.958678] 9e60: c0c2d498 c0c2e22c c5d79e9c c5d79e78 c0c2d998 c0c2d478 c0c2d878 c47eb180 # [ 114.966867] 9e80: b6e76000 0000000d c5360540 c5d79f60 c5d79ec4 c5d79ea0 c07f4d18 c0c2d884 # [ 114.975054] 9ea0: 00000000 c47eb180 b6e76000 c2816000 c5d79f60 c07f4cb4 c5d79f5c c5d79ec8 # [ 114.983242] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5d78000 # [ 114.991429] 9ee0: b6e76000 00020000 00000004 0000000d 0001fff3 c5d79ee0 00000001 b6e75000 # [ 114.999616] 9f00: c6ab8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.007805] 9f20: 00000000 00000000 c139f1a8 8015a2a8 c205ca60 c47eb180 c47eb180 c5d78000 # [ 115.015994] 9f40: b6e76000 00000000 00000000 00000004 c5d79f94 c5d79f60 c0598924 c0598290 # [ 115.024183] 9f60: 00000000 00000000 c5d79fac 8015a2a8 0000000d 0000000d b6fbde00 00000004 # [ 115.032371] 9f80: c03002e4 c5d78000 c5d79fa4 c5d79f98 c05989b4 c05988bc 00000000 c5d79fa8 # [ 115.040558] 9fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e76000 0000000d 00000000 # [ 115.048746] 9fc0: 0000000d 0000000d b6fbde00 00000004 00000001 00000000 00020000 bed52a54 # [ 115.056933] 9fe0: 00000004 bed52788 b6f2b94f b6eb1c66 800e0030 00000001 00000000 00000000 # [ 115.065114] Backtrace: # [ 115.067594] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 115.076045] r7:c5d79f60 r6:0000000d r5:c6df3000 r4:c2b392c0 # [ 115.081723] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.090082] r5:c6df3000 r4:00000021 # [ 115.093675] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.101698] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.109627] r9:c5d79f60 r8:c5360540 r7:0000000d r6:b6e76000 r5:c47eb180 r4:c0c2d878 # [ 115.117388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.125229] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e76000 r5:c47eb180 r4:00000000 # [ 115.132986] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.140133] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5d78000 r5:c47eb180 # [ 115.147969] r4:c47eb180 # [ 115.150515] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.157662] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:0000000d r4:0000000d # [ 115.165423] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.172998] Exception stack(0xc5d79fa8 to 0xc5d79ff0) # [ 115.178061] 9fa0: 0000000d 0000000d 00000001 b6e76000 0000000d 00000000 # [ 115.186250] 9fc0: 0000000d 0000000d b6fbde00 00000004 00000001 00000000 00020000 bed52a54 # [ 115.194435] 9f[ 115.731449] lkdtm: Performing direct entry EXEC_VMALLOC e0: 00000004 bed52788 b6f2b94f b6[ 115.737439] lkdtm: attempting ok execution at c0c2e208 eb1c66 # [ 115.199501] Cod[e : 115.745346] lkdtm: attempting bad execution at f096c000 00160017 811fde92 38904ea8 e473fd[ 115.753234] 8<--- cut here --- 62 (e1a0c00d) # [ 115.205609] [ 115.759170] Unable to handle kernel paging request at virtual address f096c000 ---[ end trace 5e193b5fb07bd250 ][ 115.769242] pgd = c1d26ad3 --- # EXEC_KMALLOC: missing 'cal[ 115.774755] [f096c000] *pgd=1294b811, *pte=494f765f, *ppte=494f745f l trace:': [FAIL] not ok 32 self[ 115.783938] Internal error: Oops: 8000000f [#6] SMP ARM tests: lkdtm: EXEC_KMALLOC.sh # e[ 115.791973] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 xit=1 # selftests: lkdt[m : 1E15.823679] CPU: 1 PID: 2006 Comm: cat Tainted: G D W 5.10.136-cip14 #1 EC_VMALLOC.sh [ 115.833844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.841675] PC is at 0xf096c000 [ 115.844835] LR is at execute_location+0xa4/0xb4 [ 115.849374] pc : [] lr : [] psr: 600e0013 [ 115.855649] sp : c6b41e30 ip : c6b41d38 fp : c6b41e4c [ 115.860881] r10: 0000000d r9 : c1acf9e0 r8 : c15e7d98 [ 115.866112] r7 : c6b41f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 [ 115.872646] r3 : 59e8617f r2 : 59e8617f r1 : ef7965e0 r0 : 0000002b [ 115.879182] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 115.886326] Control: 10c5387d Table: 15fe804a DAC: 00000051 [ 115.892081] Process cat (pid: 2006, stack limit = 0x157c6976) [ 115.897836] Stack: (0xc6b41e30 to 0xc6b42000) [ 115.902206] 1e20: f096c000 c6dce000 0000000d c6b41f60 [ 115.910395] 1e40: c6b41e64 c6b41e50 c0c2e28c c1389988 00000022 c6dce000 c6b41e74 c6b41e68 [ 115.918584] 1e60: c0c2d498 c0c2e270 c6b41e9c c6b41e78 c0c2d998 c0c2d478 c0c2d878 c681b180 [ 115.926771] 1e80: b6e9a000 0000000d c5360540 c6b41f60 c6b41ec4 c6b41ea0 c07f4d18 c0c2d884 [ 115.934959] 1ea0: 00000000 c681b180 b6e9a000 c2816000 c6b41f60 c07f4cb4 c6b41f5c c6b41ec8 [ 115.943149] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6b40000 [ 115.951337] 1ee0: b6e9a000 00020000 00000004 0000000d 0001fff3 c6b41ee0 00000001 b6e99000 [ 115.959525] 1f00: c47eac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.967713] 1f20: 00000000 00000000 c139f1a8 59e8617f c205ca60 c681b180 c681b180 c6b40000 [ 115.975902] 1f40: b6e9a000 00000000 00000000 00000004 c6b41f94 c6b41f60 c0598924 c0598290 [ 115.984091] 1f60: 00000000 00000000 c6b41fac 59e8617f 0000000d 0000000d b6fe1e00 00000004 [ 115.992278] 1f80: c03002e4 c6b40000 c6b41fa4 c6b41f98 c05989b4 c05988bc 00000000 c6b41fa8 [ 116.000465] 1fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e9a000 0000000d 00000000 [ 116.008654] 1fc0: 0000000d 0000000d b6fe1e00 00000004 00000001 00000000 00020000 beff6a54 [ 116.016842] 1fe0: 00000004 beff6788 b6f4f94f b6ed5c66 800e0030 00000001 00000000 00000000 [ 116.025023] Backtrace: [ 116.027501] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 116.035951] r7:c6b41f60 r6:0000000d r5:c6dce000 r4:f096c000 [ 116.041628] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.049986] r5:c6dce000 r4:00000022 [ 116.053579] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.061605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.069533] r9:c6b41f60 r8:c5360540 r7:0000000d r6:b6e9a000 r5:c681b180 r4:c0c2d878 [ 116.077295] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.085137] r9:c07f4cb4 r8:c6b41f60 r7:c2816000 r6:b6e9a000 r5:c681b180 r4:00000000 [ 116.092894] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.100040] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c6b40000 r5:c681b180 [ 116.107875] r4:c681b180 [ 116.110421] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.117568] r9:c6b40000 r8:c03002e4 r7:00000004 r6:b6fe1e00 r5:0000000d r4:0000000d [ 116.125328] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.132903] Exception stack(0xc6b41fa8 to 0xc6b41ff0) [ 116.137965] 1fa0: 0000000d 0000000d 00000001 b6e9a000 0000000d 00000000 [ 116.146153] 1fc0: 0000000d 0000000d b6fe1e00 00000004 00000001 00000000 00020000 beff6a54 [ 116.154338] 1fe0: 00000004 beff6788 b6f4f94f b6ed5c66 [ 116.159406] Code: bad PC value [ 116.162578] ---[ end trace 5e193b5fb07bd251 ]--- # Segmentation fault # [ 115.731449] lkdtm: Performing direct entry EXEC_VMALLOC # [ 115.737439] lkdtm: attempting ok execution at c0c2e208 # [ 115.745346] lkdtm: attempting bad execution at f096c000 # [ 115.753234] 8<--- cut here --- # [ 115.759170] Unable to handle kernel paging request at virtual address f096c000 # [ 115.769242] pgd = c1d26ad3 # [ 115.774755] [f096c000] *pgd=1294b811, *pte=494f765f, *ppte=494f745f # [ 115.783938] Internal error: Oops: 8000000f [#6] SMP ARM # [ 115.791973] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 115.823679] CPU: 1 PID: 2006 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 115.833844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.841675] PC is at 0xf096c000 # [ 115.844835] LR is at execute_location+0xa4/0xb4 # [ 115.849374] pc : [] lr : [] psr: 600e0013 # [ 115.855649] sp : c6b41e30 ip : c6b41d38 fp : c6b41e4c # [ 115.860881] r10: 0000000d r9 : c1acf9e0 r8 : c15e7d98 # [ 115.866112] r7 : c6b41f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e208 # [ 115.872646] r3 : 59e8617f r2 : 59e8617f r1 : ef7965e0 r0 : 0000002b # [ 115.879182] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.886326] Control: 10c5387d Table: 15fe804a DAC: 00000051 # [ 115.892081] Process cat (pid: 2006, stack limit = 0x157c6976) # [ 115.897836] Stack: (0xc6b41e30 to 0xc6b42000) # [ 115.902206] 1e20: f096c000 c6dce000 0000000d c6b41f60 # [ 115.910395] 1e40: c6b41e64 c6b41e50 c0c2e28c c1389988 00000022 c6dce000 c6b41e74 c6b41e68 # [ 115.918584] 1e60: c0c2d498 c0c2e270 c6b41e9c c6b41e78 c0c2d998 c0c2d478 c0c2d878 c681b180 # [ 115.926771] 1e80: b6e9a000 0000000d c5360540 c6b41f60 c6b41ec4 c6b41ea0 c07f4d18 c0c2d884 # [ 115.934959] 1ea0: 00000000 c681b180 b6e9a000 c2816000 c6b41f60 c07f4cb4 c6b41f5c c6b41ec8 # [ 115.943149] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6b40000 # [ 115.951337] 1ee0: b6e9a000 00020000 00000004 0000000d 0001fff3 c6b41ee0 00000001 b6e99000 # [ 115.959525] 1f00: c47eac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.967713] 1f20: 00000000 00000000 c139f1a8 59e8617f c205ca60 c681b180 c681b180 c6b40000 # [ 115.975902] 1f40: b6e9a000 00000000 00000000 00000004 c6b41f94 c6b41f60 c0598924 c0598290 # [ 115.984091] 1f60: 00000000 00000000 c6b41fac 59e8617f 0000000d 0000000d b6fe1e00 00000004 # [ 115.992278] 1f80: c03002e4 c6b40000 c6b41fa4 c6b41f98 c05989b4 c05988bc 00000000 c6b41fa8 # [ 116.000465] 1fa0: c03000c0 c05989a8 0000000d 0000000d 00000001 b6e9a000 0000000d 00000000 # [ 116.008654] 1fc0: 0000000d 0000000d b6fe1e00 00000004 00000001 00000000 00020000 beff6a54 # [ 116.016842] 1fe0: 00000004 beff6788 b6f4f94f b6ed5c66 800e0030 00000001 00000000 00000000 # [ 116.025023] Backtrace: # [ 116.027501] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 116.035951] r7:c6b41f60 r6:0000000d r5:c6dce000 r4:f096c000 # [ 116.041628] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.049986] r5:c6dce000 r4:00000022 # [ 116.053579] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.061605] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.069533] r9:c6b41f60 r8:c5360540 r7:0000000d r6:b6e9a000 r5:c681b180 r4:c0c2d878 # [ 116.077295] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.085137] r9:c07f4cb4 r8:c6b41f60 r7:c2816000 r6:b6e9a000 r5:c681b180 r4:00000000 # [ 116.092894] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.100040] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c6b40000 r5:c681b180 # [ 116.107875] r4:c681b180 # [ 116.110421] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.117568] r9:c6b40000 r8:c03002e4 r7:00000004 r6:b6fe1e00 r5:0000000d r4:0000000d # [ 116.125328] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.132903] Exception stack(0xc6b41fa8 to 0xc6b41ff0) # [ 116.137965] 1fa0: 0000000d 0000000d 00000001 b6e9a000 0000000d 00000000 # [ 116.146153] 1fc0: 0000000d 0000000d b6fe1e00 00000004 00000001 00000000 00020000 beff6a54 # [ 116.154338] 1fe0: 00000004 beff6788 b6f4f94f b6ed5c66 # [ 116.159406] Code: b[ 116.687807] lkdtm: Performing direct entry EXEC_RODATA ad PC value # [ 116.162578] ---[ 116.693590] lkdtm: attempting ok execution at c0c2e208 [ end trace 5e193b5fb07bd251 ]---[ 116.701636] lkdtm: attempting bad execution at c15e8034 # EXEC_VMALLOC: missing 'call t[ 116.709767] 8<--- cut here --- [ 116.715619] Unable to handle kernel paging request at virtual address c15e8034 [ 116.722850] pgd = c33acd2f [ 116.725566] [c15e8034] *pgd=1141941e(bad) [ 116.729602] Internal error: Oops: 8000000d [#7] SMP ARM [ 116.734836] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 116.763907] CPU: 0 PID: 2083 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 116.771658] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.778201] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 116.783267] LR is at execute_location+0xa4/0xb4 [ 116.787805] pc : [] lr : [] psr: 600e0013 [ 116.794078] sp : c69d3e38 ip : c69d3d40 fp : c69d3e54 [ 116.799310] r10: 0000000c r9 : c1acf9f0 r8 : c15e7d98 [ 116.804543] r7 : c69d3f60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 [ 116.811077] r3 : f8762f21 r2 : f8762f21 r1 : ef7815e0 r0 : 0000002b [ 116.817613] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 116.824755] Control: 10c5387d Table: 16ad804a DAC: 00000051 [ 116.830508] Process cat (pid: 2083, stack limit = 0xd8f6f680) [ 116.836262] Stack: (0xc69d3e38 to 0xc69d4000) [ 116.840630] 3e20: 00000023 c5a9f000 [ 116.848819] 3e40: 0000000c c69d3f60 c69d3e64 c69d3e58 c1389c08 c1389988 c69d3e74 c69d3e68 [ 116.857008] 3e60: c0c2d498 c1389bf0 c69d3e9c c69d3e78 c0c2d998 c0c2d478 c0c2d878 c2fb6c80 [ 116.865195] 3e80: b6e91000 0000000c c5360540 c69d3f60 c69d3ec4 c69d3ea0 c07f4d18 c0c2d884 [ 116.873384] 3ea0: 00000000 c2fb6c80 b6e91000 c2816000 c69d3f60 c07f4cb4 c69d3f5c c69d3ec8 [ 116.881574] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c69d2000 [ 116.889763] 3ee0: b6e91000 00020000 00000004 0000000c 0001fff4 c69d3ee0 00000001 b6e90000 [ 116.897951] 3f00: c5a5adc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 116.906141] 3f20: 00000000 00000000 c139f1a8 f8762f21 c205ca60 c2fb6c80 c2fb6c80 c69d2000 [ 116.914330] 3f40: b6e91000 00000000 00000000 00000004 c69d3f94 c69d3f60 c0598924 c0598290 [ 116.922520] 3f60: 00000000 00000000 c69d3fac f8762f21 0000000c 0000000c b6fd8e00 00000004 [ 116.930708] 3f80: c03002e4 c69d2000 c69d3fa4 c69d3f98 c05989b4 c05988bc 00000000 c69d3fa8 [ 116.938896] 3fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e91000 0000000c 00000000 [ 116.947085] 3fc0: 0000000c 0000000c b6fd8e00 00000004 00000001 00000000 00020000 beaafa54 [ 116.955272] 3fe0: 00000004 beaaf788 b6f4694f b6eccc66 800e0030 00000001 00000000 00000000 [ 116.963453] Backtrace: [ 116.965923] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 116.974285] r7:c69d3f60 r6:0000000c r5:c5a9f000 r4:00000023 [ 116.979965] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.988244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.996267] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.004197] r9:c69d3f60 r8:c5360540 r7:0000000c r6:b6e91000 r5:c2fb6c80 r4:c0c2d878 [ 117.011959] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.019800] r9:c07f4cb4 r8:c69d3f60 r7:c2816000 r6:b6e91000 r5:c2fb6c80 r4:00000000 [ 117.027557] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.034704] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c69d2000 r5:c2fb6c80 [ 117.042541] r4:c2fb6c80 [ 117.045087] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.052234] r9:c69d2000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000000c r4:0000000c [ 117.059993] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.067569] Exception stack(0xc69d3fa8 to 0xc69d3ff0) [ 117.072631] 3fa0: 0000000c 0000000c 00000001 b6e91000 0000000c 00000000 [ 117.080819] 3fc0: 0000000c 0000000c b6fd8e00 00000004 00000001 00000000 00020000 beaafa54 [ 117.089005] 3fe0: 00000004 beaaf788 b6f4694f b6eccc66 [ 117.094070] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 117.100178] ---[ end trace 5e193b5fb07bd252 ]--- race:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh # Segmentation fault # [ 116.687807] lkdtm: Performing direct entry EXEC_RODATA # [ 116.693590] lkdtm: attempting ok execution at c0c2e208 # [ 116.701636] lkdtm: attempting bad execution at c15e8034 # [ 116.709767] 8<--- cut here --- # [ 116.715619] Unable to handle kernel paging request at virtual address c15e8034 # [ 116.722850] pgd = c33acd2f # [ 116.725566] [c15e8034] *pgd=1141941e(bad) # [ 116.729602] Internal error: Oops: 8000000d [#7] SMP ARM # [ 116.734836] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 116.763907] CPU: 0 PID: 2083 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 116.771658] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.778201] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 116.783267] LR is at execute_location+0xa4/0xb4 # [ 116.787805] pc : [] lr : [] psr: 600e0013 # [ 116.794078] sp : c69d3e38 ip : c69d3d40 fp : c69d3e54 # [ 116.799310] r10: 0000000c r9 : c1acf9f0 r8 : c15e7d98 # [ 116.804543] r7 : c69d3f60 r6 : 00000000 r5 : c15e8034 r4 : c0c2e208 # [ 116.811077] r3 : f8762f21 r2 : f8762f21 r1 : ef7815e0 r0 : 0000002b # [ 116.817613] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.824755] Control: 10c5387d Table: 16ad804a DAC: 00000051 # [ 116.830508] Process cat (pid: 2083, stack limit = 0xd8f6f680) # [ 116.836262] Stack: (0xc69d3e38 to 0xc69d4000) # [ 116.840630] 3e20: 00000023 c5a9f000 # [ 116.848819] 3e40: 0000000c c69d3f60 c69d3e64 c69d3e58 c1389c08 c1389988 c69d3e74 c69d3e68 # [ 116.857008] 3e60: c0c2d498 c1389bf0 c69d3e9c c69d3e78 c0c2d998 c0c2d478 c0c2d878 c2fb6c80 # [ 116.865195] 3e80: b6e91000 0000000c c5360540 c69d3f60 c69d3ec4 c69d3ea0 c07f4d18 c0c2d884 # [ 116.873384] 3ea0: 00000000 c2fb6c80 b6e91000 c2816000 c69d3f60 c07f4cb4 c69d3f5c c69d3ec8 # [ 116.881574] 3ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c69d2000 # [ 116.889763] 3ee0: b6e91000 00020000 00000004 0000000c 0001fff4 c69d3ee0 00000001 b6e90000 # [ 116.897951] 3f00: c5a5adc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.906141] 3f20: 00000000 00000000 c139f1a8 f8762f21 c205ca60 c2fb6c80 c2fb6c80 c69d2000 # [ 116.914330] 3f40: b6e91000 00000000 00000000 00000004 c69d3f94 c69d3f60 c0598924 c0598290 # [ 116.922520] 3f60: 00000000 00000000 c69d3fac f8762f21 0000000c 0000000c b6fd8e00 00000004 # [ 116.930708] 3f80: c03002e4 c69d2000 c69d3fa4 c69d3f98 c05989b4 c05988bc 00000000 c69d3fa8 # [ 116.938896] 3fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e91000 0000000c 00000000 # [ 116.947085] 3fc0: 0000000c 0000000c b6fd8e00 00000004 00000001 00000000 00020000 beaafa54 # [ 116.955272] 3fe0: 00000004 beaaf788 b6f4694f b6eccc66 800e0030 00000001 00000000 00000000 # [ 116.963453] Backtrace: # [ 116.965923] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 116.974285] r7:c69d3f60 r6:0000000c r5:c5a9f000 r4:00000023 # [ 116.979965] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.988244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.996267] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.004197] r9:c69d3f60 r8:c5360540 r7:0000000c r6:b6e91000 r5:c2fb6c80 r4:c0c2d878 # [ 117.011959] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.019800] r9:c07f4cb4 r8:c69d3f60 r7:c2816000 r6:b6e91000 r5:c2fb6c80 r4:00000000 # [ 117.027557] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.034704] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c69d2000 r5:c2fb6c80 # [ 117.042541] r4:c2fb6c80 # [ 117.045087] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.052234] r9:c69d2000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000000c r4:0000000c # [ 117.059993] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.067569] Exception stack(0xc69d3fa8 to 0xc69d3ff0) # [ 117.072631] 3fa0: 0000000c 0000000c 00000001 b6e91000 0000000c 00000000 # [ 117.080819] 3fc0: 0000000c 0000000c b6fd8e00 00000004 00000001 00000000 00020000 beaafa54 # [ 117.089005] 3fe0: 00000004 beaaf788 b6f4694f b6eccc66 # [ 117.094070] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 117.100178] ---[ end trace 5e193b5fb07bd252 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh [ 117.720184] lkdtm: Performing direct entry EXEC_USERSPACE [ 117.725622] lkdtm: attempting ok execution at c0c2e208 [ 117.730989] lkdtm: attempting bad execution at b6f65000 [ 117.736235] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f65000 [ 117.743384] Internal error: : b [#8] SMP ARM [ 117.747663] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 117.776734] CPU: 1 PID: 2159 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 117.784486] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.791026] PC is at 0xb6f65000 [ 117.794187] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 117.799074] pc : [] lr : [] psr: 600e0013 [ 117.805347] sp : c6ab1e48 ip : 00000027 fp : c6ab1e64 [ 117.810578] r10: 0000000f r9 : c1acf9fc r8 : c15e7d98 [ 117.815809] r7 : c6ab1f60 r6 : 0000000f r5 : c6dce000 r4 : b6f65000 [ 117.822344] r3 : 6a90c2d0 r2 : 6a90c2d0 r1 : ef7965e4 r0 : 0000002b [ 117.828881] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 117.836026] Control: 10c5387d Table: 16a7804a DAC: 00000051 [ 117.841781] Process cat (pid: 2159, stack limit = 0xc5c18a66) [ 117.847535] Stack: (0xc6ab1e48 to 0xc6ab2000) [ 117.851907] 1e40: 00000001 00000000 0000000f 00000024 c6ab1e74 c6ab1e68 [ 117.860096] 1e60: c0c2d498 c0c2e2a4 c6ab1e9c c6ab1e78 c0c2d998 c0c2d478 c0c2d878 c5b628c0 [ 117.868285] 1e80: b6e1f000 0000000f c5360540 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f4d18 c0c2d884 [ 117.876474] 1ea0: 00000000 c5b628c0 b6e1f000 c2816000 c6ab1f60 c07f4cb4 c6ab1f5c c6ab1ec8 [ 117.884661] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6ab0000 [ 117.892849] 1ee0: b6e1f000 00020000 00000004 0000000f 0001fff1 c6ab1ee0 00000001 b6e1e000 [ 117.901036] 1f00: c5b6b180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.909224] 1f20: 00000000 00000000 c139f1a8 6a90c2d0 c205ca60 c5b628c0 c5b628c0 c6ab0000 [ 117.917412] 1f40: b6e1f000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0598924 c0598290 [ 117.925600] 1f60: 00000000 00000000 c6ab1fac 6a90c2d0 0000000f 0000000f b6f66e00 00000004 [ 117.933787] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c05989b4 c05988bc 00000000 c6ab1fa8 [ 117.941975] 1fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e1f000 0000000f 00000000 [ 117.950163] 1fc0: 0000000f 0000000f b6f66e00 00000004 00000001 00000000 00020000 bea4aa54 [ 117.958351] 1fe0: 00000004 bea4a788 b6ed494f b6e5ac66 800e0030 00000001 00000000 00000000 [ 117.966531] Backtrace: [ 117.969006] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.977538] r4:00000024 [ 117.980088] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.988109] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.996039] r9:c6ab1f60 r8:c5360540 r7:0000000f r6:b6e1f000 r5:c5b628c0 r4:c0c2d878 [ 118.003802] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.011645] r9:c07f4cb4 r8:c6ab1f60 r7:c2816000 r6:b6e1f000 r5:c5b628c0 r4:00000000 [ 118.019400] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.026547] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c6ab0000 r5:c5b628c0 [ 118.034382] r4:c5b628c0 [ 118.036928] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.044073] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:0000000f r4:0000000f [ 118.051832] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.059407] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) [ 118.064470] 1fa0: 0000000f 0000000f 00000001 b6e1f000 0000000f 00000000 [ 118.072659] 1fc0: 0000000f 0000000f b6f66e00 00000004 00000001 00000000 00020000 bea4aa54 [ 118.080845] 1fe0: 00000004 bea4a788 b6ed494f b6e5ac66 [ 118.085910] Code: bad PC value [ 118.088980] ---[ end trace 5e193b5fb07bd253 ]--- # Segmentation fault # [ 117.720184] lkdtm: Performing direct entry EXEC_USERSPACE # [ 117.725622] lkdtm: attempting ok execution at c0c2e208 # [ 117.730989] lkdtm: attempting bad execution at b6f65000 # [ 117.736235] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f65000 # [ 117.743384] Internal error: : b [#8] SMP ARM # [ 117.747663] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 117.776734] CPU: 1 PID: 2159 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 117.784486] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.791026] PC is at 0xb6f65000 # [ 117.794187] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 117.799074] pc : [] lr : [] psr: 600e0013 # [ 117.805347] sp : c6ab1e48 ip : 00000027 fp : c6ab1e64 # [ 117.810578] r10: 0000000f r9 : c1acf9fc r8 : c15e7d98 # [ 117.815809] r7 : c6ab1f60 r6 : 0000000f r5 : c6dce000 r4 : b6f65000 # [ 117.822344] r3 : 6a90c2d0 r2 : 6a90c2d0 r1 : ef7965e4 r0 : 0000002b # [ 117.828881] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.836026] Control: 10c5387d Table: 16a7804a DAC: 00000051 # [ 117.841781] Process cat (pid: 2159, stack limit = 0xc5c18a66) # [ 117.847535] Stack: (0xc6ab1e48 to 0xc6ab2000) # [ 117.851907] 1e40: 00000001 00000000 0000000f 00000024 c6ab1e74 c6ab1e68 # [ 117.860096] 1e60: c0c2d498 c0c2e2a4 c6ab1e9c c6ab1e78 c0c2d998 c0c2d478 c0c2d878 c5b628c0 # [ 117.868285] 1e80: b6e1f000 0000000f c5360540 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f4d18 c0c2d884 # [ 117.876474] 1ea0: 00000000 c5b628c0 b6e1f000 c2816000 c6ab1f60 c07f4cb4 c6ab1f5c c6ab1ec8 # [ 117.884661] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6ab0000 # [ 117.892849] 1ee0: b6e1f000 00020000 00000004 0000000f 0001fff1 c6ab1ee0 00000001 b6e1e000 # [ 117.901036] 1f00: c5b6b180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.909224] 1f20: 00000000 00000000 c139f1a8 6a90c2d0 c205ca60 c5b628c0 c5b628c0 c6ab0000 # [ 117.917412] 1f40: b6e1f000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0598924 c0598290 # [ 117.925600] 1f60: 00000000 00000000 c6ab1fac 6a90c2d0 0000000f 0000000f b6f66e00 00000004 # [ 117.933787] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c05989b4 c05988bc 00000000 c6ab1fa8 # [ 117.941975] 1fa0: c03000c0 c05989a8 0000000f 0000000f 00000001 b6e1f000 0000000f 00000000 # [ 117.950163] 1fc0: 0000000f 0000000f b6f66e00 00000004 00000001 00000000 00020000 bea4aa54 # [ 117.958351] 1fe0: 00000004 bea4a788 b6ed494f b6e5ac66 800e0030 00000001 00000000 00000000 # [ 117.966531] Backtrace: # [ 117.969006] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.977538] r4:00000024 # [ 117.980088] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.988109] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.996039] r9:c6ab1f60 r8:c5360540 r7:0000000f r6:b6e1f000 r5:c5b628c0 r4:c0c2d878 # [ 118.003802] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.011645] r9:c07f4cb4 r8:c6ab1f60 r7:c2816000 r6:b6e1f000 r5:c5b628c0 r4:00000000 # [ 118.019400] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.026547] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c6ab0000 r5:c5b628c0 # [ 118.034382] r4:c5b628c0 # [ 118.036928] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.044073] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:0000000f r4:0000000f # [ 118.051832] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.059407] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ 118.064470] 1fa0: 0000000f 0000000f 00000001 b6e1f000 0000000f 00000000 # [ 118.072659] 1fc0: 0000000f 0000000f b6f66e00 00000004 00000001 00000000 00020000 bea4aa54 # [ 118.080845] 1fe0: 00000004 bea4a788 b6ed494f b6e5ac66 # [ 118.085910] Code: bad PC value # [ 118.088980] ---[ end trace 5e193b5fb07bd253 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXE[ 118.634259] lkdtm: Performing direct entry EXEC_NULL C_NULL.sh [ 118.639922] lkdtm: attempting ok execution at c0c2e208 [ 118.645895] lkdtm: attempting bad execution at 00000000 [ 118.651227] 8<--- cut here --- [ 118.654301] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 118.664269] pgd = cd872e6a [ 118.667061] [00000000] *pgd=00000000 [ 118.670675] Internal error: Oops: 80000005 [#9] SMP ARM [ 118.675910] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 118.704986] CPU: 0 PID: 2230 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 118.712736] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.719275] PC is at 0x0 [ 118.721825] LR is at execute_location+0xa4/0xb4 [ 118.726365] pc : [<00000000>] lr : [] psr: 600e0013 [ 118.732640] sp : c4791e38 ip : c4791d40 fp : c4791e54 [ 118.737872] r10: 0000000a r9 : c1acfa0c r8 : c15e7d98 [ 118.743105] r7 : c4791f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 [ 118.749639] r3 : 62801323 r2 : 62801323 r1 : ef7815e0 r0 : 0000002b [ 118.756177] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 118.763321] Control: 10c5387d Table: 16f1804a DAC: 00000051 [ 118.769075] Process cat (pid: 2230, stack limit = 0x1b962cc9) [ 118.774829] Stack: (0xc4791e38 to 0xc4792000) [ 118.779196] 1e20: 00000025 c59cb000 [ 118.787384] 1e40: 0000000a c4791f60 c4791e64 c4791e58 c1389c2c c1389988 c4791e74 c4791e68 [ 118.795572] 1e60: c0c2d498 c1389c18 c4791e9c c4791e78 c0c2d998 c0c2d478 c0c2d878 c5abe140 [ 118.803760] 1e80: b6e34000 0000000a c5360540 c4791f60 c4791ec4 c4791ea0 c07f4d18 c0c2d884 [ 118.811948] 1ea0: 00000000 c5abe140 b6e34000 c2816000 c4791f60 c07f4cb4 c4791f5c c4791ec8 [ 118.820137] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c4790000 [ 118.828325] 1ee0: b6e34000 00020000 00000004 0000000a 0001fff6 c4791ee0 00000001 b6e33000 [ 118.836512] 1f00: c47eb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 118.844701] 1f20: 00000000 00000000 c139f1a8 62801323 c205ca60 c5abe140 c5abe140 c4790000 [ 118.852889] 1f40: b6e34000 00000000 00000000 00000004 c4791f94 c4791f60 c0598924 c0598290 [ 118.861077] 1f60: 00000000 00000000 c4791fac 62801323 0000000a 0000000a b6f7be00 00000004 [ 118.869265] 1f80: c03002e4 c4790000 c4791fa4 c4791f98 c05989b4 c05988bc 00000000 c4791fa8 [ 118.877453] 1fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 [ 118.885642] 1fc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bebb9a54 [ 118.893830] 1fe0: 00000004 bebb9788 b6ee994f b6e6fc66 800e0030 00000001 00000000 00000000 [ 118.902010] Backtrace: [ 118.904480] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 118.912669] r7:c4791f60 r6:0000000a r5:c59cb000 r4:00000025 [ 118.918351] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.926460] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.934482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.942412] r9:c4791f60 r8:c5360540 r7:0000000a r6:b6e34000 r5:c5abe140 r4:c0c2d878 [ 118.950172] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.958013] r9:c07f4cb4 r8:c4791f60 r7:c2816000 r6:b6e34000 r5:c5abe140 r4:00000000 [ 118.965770] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.972918] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c4790000 r5:c5abe140 [ 118.980753] r4:c5abe140 [ 118.983299] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.990446] r9:c4790000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000a r4:0000000a [ 118.998205] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.005780] Exception stack(0xc4791fa8 to 0xc4791ff0) [ 119.010843] 1fa0: 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 [ 119.019031] 1fc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bebb9a54 [ 119.027217] 1fe0: 00000004 bebb9788 b6ee994f b6e6fc66 [ 119.032282] Code: bad PC value [ 119.035395] ---[ end trace 5e193b5fb07bd254 ]--- # Segmentation fault # [ 118.634259] lkdtm: Performing direct entry EXEC_NULL # [ 118.639922] lkdtm: attempting ok execution at c0c2e208 # [ 118.645895] lkdtm: attempting bad execution at 00000000 # [ 118.651227] 8<--- cut here --- # [ 118.654301] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 118.664269] pgd = cd872e6a # [ 118.667061] [00000000] *pgd=00000000 # [ 118.670675] Internal error: Oops: 80000005 [#9] SMP ARM # [ 118.675910] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 118.704986] CPU: 0 PID: 2230 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 118.712736] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.719275] PC is at 0x0 # [ 118.721825] LR is at execute_location+0xa4/0xb4 # [ 118.726365] pc : [<00000000>] lr : [] psr: 600e0013 # [ 118.732640] sp : c4791e38 ip : c4791d40 fp : c4791e54 # [ 118.737872] r10: 0000000a r9 : c1acfa0c r8 : c15e7d98 # [ 118.743105] r7 : c4791f60 r6 : 00000000 r5 : 00000000 r4 : c0c2e208 # [ 118.749639] r3 : 62801323 r2 : 62801323 r1 : ef7815e0 r0 : 0000002b # [ 118.756177] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.763321] Control: 10c5387d Table: 16f1804a DAC: 00000051 # [ 118.769075] Process cat (pid: 2230, stack limit = 0x1b962cc9) # [ 118.774829] Stack: (0xc4791e38 to 0xc4792000) # [ 118.779196] 1e20: 00000025 c59cb000 # [ 118.787384] 1e40: 0000000a c4791f60 c4791e64 c4791e58 c1389c2c c1389988 c4791e74 c4791e68 # [ 118.795572] 1e60: c0c2d498 c1389c18 c4791e9c c4791e78 c0c2d998 c0c2d478 c0c2d878 c5abe140 # [ 118.803760] 1e80: b6e34000 0000000a c5360540 c4791f60 c4791ec4 c4791ea0 c07f4d18 c0c2d884 # [ 118.811948] 1ea0: 00000000 c5abe140 b6e34000 c2816000 c4791f60 c07f4cb4 c4791f5c c4791ec8 # [ 118.820137] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c4790000 # [ 118.828325] 1ee0: b6e34000 00020000 00000004 0000000a 0001fff6 c4791ee0 00000001 b6e33000 # [ 118.836512] 1f00: c47eb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.844701] 1f20: 00000000 00000000 c139f1a8 62801323 c205ca60 c5abe140 c5abe140 c4790000 # [ 118.852889] 1f40: b6e34000 00000000 00000000 00000004 c4791f94 c4791f60 c0598924 c0598290 # [ 118.861077] 1f60: 00000000 00000000 c4791fac 62801323 0000000a 0000000a b6f7be00 00000004 # [ 118.869265] 1f80: c03002e4 c4790000 c4791fa4 c4791f98 c05989b4 c05988bc 00000000 c4791fa8 # [ 118.877453] 1fa0: c03000c0 c05989a8 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 # [ 118.885642] 1fc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bebb9a54 # [ 118.893830] 1fe0: 00000004 bebb9788 b6ee994f b6e6fc66 800e0030 00000001 00000000 00000000 # [ 118.902010] Backtrace: # [ 118.904480] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 118.912669] r7:c4791f60 r6:0000000a r5:c59cb000 r4:00000025 # [ 118.918351] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.926460] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.934482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.942412] r9:c4791f60 r8:c5360540 r7:0000000a r6:b6e34000 r5:c5abe140 r4:c0c2d878 # [ 118.950172] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.958013] r9:c07f4cb4 r8:c4791f60 r7:c2816000 r6:b6e34000 r5:c5abe140 r4:00000000 # [ 118.965770] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.972918] r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c4790000 r5:c5abe140 # [ 118.980753] r4:c5abe140 # [ 118.983299] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.990446] r9:c4790000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000a r4:0000000a # [ 118.998205] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.005780] Exception stack(0xc4791fa8 to 0xc4791ff0) # [ 119.010843] 1fa0: 0000000a 0000000a 00000001 b6e34000 0000000a 00000000 # [ 119.019031] 1fc0: 0000000a 0000000a b6f7be00 00000004 00000001 00000000 00020000 bebb9a54 # [ 119.027217] 1fe0: 00000004 bebb9788 b6ee994f b6e6fc66 # [ 119.032282] Code: bad PC value # [ 119.035395] ---[ end trace 5e193b5fb07bd254 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh [ 119.580828] lkdtm: Performing direct entry ACCESS_USERSPACE [ 119.586668] lkdtm: attempting bad read at b6f81000 [ 119.591499] 8<--- cut here --- [ 119.594579] Unhandled fault: page domain fault (0x01b) at 0xb6f81000 [ 119.600948] pgd = 01523de2 [ 119.603661] [b6f81000] *pgd=492f4831 [ 119.607255] Internal error: : 1b [#10] SMP ARM [ 119.611710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 119.640781] CPU: 2 PID: 2306 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 119.648532] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.655081] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 119.660316] LR is at 0x0 [ 119.662858] pc : [] lr : [<00000000>] psr: 600e0013 [ 119.669133] sp : c6cbbe38 ip : 00000027 fp : c6cbbe64 [ 119.674366] r10: 00000011 r9 : c1acfa18 r8 : c15e7d98 [ 119.679598] r7 : c6cbbf60 r6 : 00000051 r5 : c6cba000 r4 : b6f81000 [ 119.686131] r3 : 81816780 r2 : 81816780 r1 : ef7ab5e4 r0 : 00000026 [ 119.692667] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 119.699810] Control: 10c5387d Table: 16e6804a DAC: 00000051 [ 119.705565] Process cat (pid: 2306, stack limit = 0x6f2cbcac) [ 119.711320] Stack: (0xc6cbbe38 to 0xc6cbc000) [ 119.715688] be20: 00000022 00000000 [ 119.723876] be40: 00000000 81816780 c6cbbe6c 00000026 c6c21000 00000011 c6cbbe74 c6cbbe68 [ 119.732065] be60: c0c2d498 c0c2e378 c6cbbe9c c6cbbe78 c0c2d998 c0c2d478 c0c2d878 c47eba40 [ 119.740253] be80: b6e3b000 00000011 c5360540 c6cbbf60 c6cbbec4 c6cbbea0 c07f4d18 c0c2d884 [ 119.748442] bea0: 00000000 c47eba40 b6e3b000 c2816000 c6cbbf60 c07f4cb4 c6cbbf5c c6cbbec8 [ 119.756629] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6cba000 [ 119.764816] bee0: b6e3b000 00020000 00000004 00000011 0001ffef c6cbbee0 00000001 b6e3a000 [ 119.773002] bf00: c5b63400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 119.781189] bf20: 00000000 00000000 c139f1a8 81816780 c205ca60 c47eba40 c47eba40 c6cba000 [ 119.789377] bf40: b6e3b000 00000000 00000000 00000004 c6cbbf94 c6cbbf60 c0598924 c0598290 [ 119.797565] bf60: 00000000 00000000 c6cbbfac 81816780 00000011 00000011 b6f82e00 00000004 [ 119.805752] bf80: c03002e4 c6cba000 c6cbbfa4 c6cbbf98 c05989b4 c05988bc 00000000 c6cbbfa8 [ 119.813941] bfa0: c03000c0 c05989a8 00000011 00000011 00000001 b6e3b000 00000011 00000000 [ 119.822129] bfc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bea7ba54 [ 119.830315] bfe0: 00000004 bea7b788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 [ 119.838497] Backtrace: [ 119.840971] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.849679] r6:00000011 r5:c6c21000 r4:00000026 [ 119.854316] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.862338] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.870268] r9:c6cbbf60 r8:c5360540 r7:00000011 r6:b6e3b000 r5:c47eba40 r4:c0c2d878 [ 119.878027] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.885867] r9:c07f4cb4 r8:c6cbbf60 r7:c2816000 r6:b6e3b000 r5:c47eba40 r4:00000000 [ 119.893624] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.900773] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6cba000 r5:c47eba40 [ 119.908608] r4:c47eba40 [ 119.911155] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.918302] r9:c6cba000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000011 r4:00000011 [ 119.926061] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.933637] Exception stack(0xc6cbbfa8 to 0xc6cbbff0) [ 119.938698] bfa0: 00000011 00000011 00000001 b6e3b000 00000011 00000000 [ 119.946886] bfc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bea7ba54 [ 119.955071] bfe0: 00000004 bea7b788 b6ef094f b6e76c66 [ 119.960135] Code: e1a01004 e300093c e34c01ad eb1d422b (e5943000) [ 119.966242] ---[ end trace 5e193b5fb07bd255 ]--- # Segmentation fault # [ 119.580828] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 119.586668] lkdtm: attempting bad read at b6f81000 # [ 119.591499] 8<--- cut here --- # [ 119.594579] Unhandled fault: page domain fault (0x01b) at 0xb6f81000 # [ 119.600948] pgd = 01523de2 # [ 119.603661] [b6f81000] *pgd=492f4831 # [ 119.607255] Internal error: : 1b [#10] SMP ARM # [ 119.611710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 119.640781] CPU: 2 PID: 2306 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 119.648532] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.655081] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 119.660316] LR is at 0x0 # [ 119.662858] pc : [] lr : [<00000000>] psr: 600e0013 # [ 119.669133] sp : c6cbbe38 ip : 00000027 fp : c6cbbe64 # [ 119.674366] r10: 00000011 r9 : c1acfa18 r8 : c15e7d98 # [ 119.679598] r7 : c6cbbf60 r6 : 00000051 r5 : c6cba000 r4 : b6f81000 # [ 119.686131] r3 : 81816780 r2 : 81816780 r1 : ef7ab5e4 r0 : 00000026 # [ 119.692667] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.699810] Control: 10c5387d Table: 16e6804a DAC: 00000051 # [ 119.705565] Process cat (pid: 2306, stack limit = 0x6f2cbcac) # [ 119.711320] Stack: (0xc6cbbe38 to 0xc6cbc000) # [ 119.715688] be20: 00000022 00000000 # [ 119.723876] be40: 00000000 81816780 c6cbbe6c 00000026 c6c21000 00000011 c6cbbe74 c6cbbe68 # [ 119.732065] be60: c0c2d498 c0c2e378 c6cbbe9c c6cbbe78 c0c2d998 c0c2d478 c0c2d878 c47eba40 # [ 119.740253] be80: b6e3b000 00000011 c5360540 c6cbbf60 c6cbbec4 c6cbbea0 c07f4d18 c0c2d884 # [ 119.748442] bea0: 00000000 c47eba40 b6e3b000 c2816000 c6cbbf60 c07f4cb4 c6cbbf5c c6cbbec8 # [ 119.756629] bec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6cba000 # [ 119.764816] bee0: b6e3b000 00020000 00000004 00000011 0001ffef c6cbbee0 00000001 b6e3a000 # [ 119.773002] bf00: c5b63400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 119.781189] bf20: 00000000 00000000 c139f1a8 81816780 c205ca60 c47eba40 c47eba40 c6cba000 # [ 119.789377] bf40: b6e3b000 00000000 00000000 00000004 c6cbbf94 c6cbbf60 c0598924 c0598290 # [ 119.797565] bf60: 00000000 00000000 c6cbbfac 81816780 00000011 00000011 b6f82e00 00000004 # [ 119.805752] bf80: c03002e4 c6cba000 c6cbbfa4 c6cbbf98 c05989b4 c05988bc 00000000 c6cbbfa8 # [ 119.813941] bfa0: c03000c0 c05989a8 00000011 00000011 00000001 b6e3b000 00000011 00000000 # [ 119.822129] bfc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bea7ba54 # [ 119.830315] bfe0: 00000004 bea7b788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 # [ 119.838497] Backtrace: # [ 119.840971] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.849679] r6:00000011 r5:c6c21000 r4:00000026 # [ 119.854316] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.862338] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.870268] r9:c6cbbf60 r8:c5360540 r7:00000011 r6:b6e3b000 r5:c47eba40 r4:c0c2d878 # [ 119.878027] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.885867] r9:c07f4cb4 r8:c6cbbf60 r7:c2816000 r6:b6e3b000 r5:c47eba40 r4:00000000 # [ 119.893624] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.900773] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6cba000 r5:c47eba40 # [ 119.908608] r4:c47eba40 # [ 119.911155] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.918302] r9:c6cba000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000011 r4:00000011 # [ 119.926061] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.933637] Exception stack(0xc6cbbfa8 to 0xc6cbbff0) # [ 119.938698] bfa0: 00000011 00000011 00000001 b6e3b000 00000011 00000000 # [ 119.946886] bfc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bea7ba54 # [ 119.955071] bfe0: 00000004 bea7b788 b6ef094f b6e76c66 # [ 119.960135] Code: e1a01004 e300093c e34c01ad eb1d422b (e5943000) # [ 119.966242] ---[ end trace 5e193b5fb07bd255 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 se[ 120.513534] lkdtm: Performing direct entry ACCESS_NULL lftests: lkdtm: ACCESS_USERSPACE.[ 120.519664] lkdtm: attempting bad read at 00000000 sh # exit=1 # selftests: lkdtm: [ 120.527276] 8<--- cut here --- ACCESS_NULL.sh [ 120.533125] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 120.542679] pgd = 0f0f069e [ 120.545405] [00000000] *pgd=00000000 [ 120.549056] Internal error: Oops: 5 [#11] SMP ARM [ 120.553777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 120.582839] CPU: 2 PID: 2382 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 120.590590] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.597138] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 120.601776] LR is at __irq_work_queue_local+0x40/0x74 [ 120.606836] pc : [] lr : [] psr: 600e0013 [ 120.613111] sp : c5d79e50 ip : c5d79d58 fp : c5d79e64 [ 120.618342] r10: 0000000c r9 : c1acfa2c r8 : c15e7d98 [ 120.623576] r7 : c5d79f60 r6 : 0000000c r5 : c5d19000 r4 : 00000000 [ 120.630110] r3 : 09b5a289 r2 : 09b5a289 r1 : ef7ab5e0 r0 : 00000026 [ 120.636646] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 120.643791] Control: 10c5387d Table: 16e6004a DAC: 00000051 [ 120.649546] Process cat (pid: 2382, stack limit = 0x5a258677) [ 120.655301] Stack: (0xc5d79e50 to 0xc5d7a000) [ 120.659672] 9e40: 00000027 c5d19000 c5d79e74 c5d79e68 [ 120.667860] 9e60: c0c2d498 c1389c3c c5d79e9c c5d79e78 c0c2d998 c0c2d478 c0c2d878 c5b6be00 [ 120.676050] 9e80: b6e16000 0000000c c5360540 c5d79f60 c5d79ec4 c5d79ea0 c07f4d18 c0c2d884 [ 120.684239] 9ea0: 00000000 c5b6be00 b6e16000 c2816000 c5d79f60 c07f4cb4 c5d79f5c c5d79ec8 [ 120.692429] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5d78000 [ 120.700616] 9ee0: b6e16000 00020000 00000004 0000000c 0001fff4 c5d79ee0 00000001 b6e15000 [ 120.708803] 9f00: c47ea000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 120.716991] 9f20: 00000000 00000000 c139f1a8 09b5a289 c205ca60 c5b6be00 c5b6be00 c5d78000 [ 120.725179] 9f40: b6e16000 00000000 00000000 00000004 c5d79f94 c5d79f60 c0598924 c0598290 [ 120.733369] 9f60: 00000000 00000000 c5d79fac 09b5a289 0000000c 0000000c b6f5de00 00000004 [ 120.741557] 9f80: c03002e4 c5d78000 c5d79fa4 c5d79f98 c05989b4 c05988bc 00000000 c5d79fa8 [ 120.749744] 9fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e16000 0000000c 00000000 [ 120.757933] 9fc0: 0000000c 0000000c b6f5de00 00000004 00000001 00000000 00020000 bea82a54 [ 120.766121] 9fe0: 00000004 bea82788 b6ecb94f b6e51c66 800e0030 00000001 00000000 00000000 [ 120.774303] Backtrace: [ 120.776779] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.785052] r5:c5d19000 r4:00000027 [ 120.788644] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.796670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.804599] r9:c5d79f60 r8:c5360540 r7:0000000c r6:b6e16000 r5:c5b6be00 r4:c0c2d878 [ 120.812360] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.820202] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e16000 r5:c5b6be00 r4:00000000 [ 120.827958] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.835105] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5d78000 r5:c5b6be00 [ 120.842940] r4:c5b6be00 [ 120.845487] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.852634] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000000c r4:0000000c [ 120.860393] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.867969] Exception stack(0xc5d79fa8 to 0xc5d79ff0) [ 120.873031] 9fa0: 0000000c 0000000c 00000001 b6e16000 0000000c 00000000 [ 120.881221] 9fc0: 0000000c 0000000c b6f5de00 00000004 00000001 00000000 00020000 bea82a54 [ 120.889406] 9fe0: 00000004 bea82788 b6ecb94f b6e51c66 [ 120.894473] Code: e300093c e34c01ad e1a01004 ebffd435 (e5945000) [ 120.900670] ---[ end trace 5e193b5fb07bd256 ]--- # Segmentation fault # [ 120.513534] lkdtm: Performing direct entry ACCESS_NULL # [ 120.519664] lkdtm: attempting bad read at 00000000 # [ 120.527276] 8<--- cut here --- # [ 120.533125] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 120.542679] pgd = 0f0f069e # [ 120.545405] [00000000] *pgd=00000000 # [ 120.549056] Internal error: Oops: 5 [#11] SMP ARM # [ 120.553777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 120.582839] CPU: 2 PID: 2382 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 120.590590] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.597138] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 120.601776] LR is at __irq_work_queue_local+0x40/0x74 # [ 120.606836] pc : [] lr : [] psr: 600e0013 # [ 120.613111] sp : c5d79e50 ip : c5d79d58 fp : c5d79e64 # [ 120.618342] r10: 0000000c r9 : c1acfa2c r8 : c15e7d98 # [ 120.623576] r7 : c5d79f60 r6 : 0000000c r5 : c5d19000 r4 : 00000000 # [ 120.630110] r3 : 09b5a289 r2 : 09b5a289 r1 : ef7ab5e0 r0 : 00000026 # [ 120.636646] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 120.643791] Control: 10c5387d Table: 16e6004a DAC: 00000051 # [ 120.649546] Process cat (pid: 2382, stack limit = 0x5a258677) # [ 120.655301] Stack: (0xc5d79e50 to 0xc5d7a000) # [ 120.659672] 9e40: 00000027 c5d19000 c5d79e74 c5d79e68 # [ 120.667860] 9e60: c0c2d498 c1389c3c c5d79e9c c5d79e78 c0c2d998 c0c2d478 c0c2d878 c5b6be00 # [ 120.676050] 9e80: b6e16000 0000000c c5360540 c5d79f60 c5d79ec4 c5d79ea0 c07f4d18 c0c2d884 # [ 120.684239] 9ea0: 00000000 c5b6be00 b6e16000 c2816000 c5d79f60 c07f4cb4 c5d79f5c c5d79ec8 # [ 120.692429] 9ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c5d78000 # [ 120.700616] 9ee0: b6e16000 00020000 00000004 0000000c 0001fff4 c5d79ee0 00000001 b6e15000 # [ 120.708803] 9f00: c47ea000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 120.716991] 9f20: 00000000 00000000 c139f1a8 09b5a289 c205ca60 c5b6be00 c5b6be00 c5d78000 # [ 120.725179] 9f40: b6e16000 00000000 00000000 00000004 c5d79f94 c5d79f60 c0598924 c0598290 # [ 120.733369] 9f60: 00000000 00000000 c5d79fac 09b5a289 0000000c 0000000c b6f5de00 00000004 # [ 120.741557] 9f80: c03002e4 c5d78000 c5d79fa4 c5d79f98 c05989b4 c05988bc 00000000 c5d79fa8 # [ 120.749744] 9fa0: c03000c0 c05989a8 0000000c 0000000c 00000001 b6e16000 0000000c 00000000 # [ 120.757933] 9fc0: 0000000c 0000000c b6f5de00 00000004 00000001 00000000 00020000 bea82a54 # [ 120.766121] 9fe0: 00000004 bea82788 b6ecb94f b6e51c66 800e0030 00000001 00000000 00000000 # [ 120.774303] Backtrace: # [ 120.776779] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.785052] r5:c5d19000 r4:00000027 # [ 120.788644] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.796670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.804599] r9:c5d79f60 r8:c5360540 r7:0000000c r6:b6e16000 r5:c5b6be00 r4:c0c2d878 # [ 120.812360] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.820202] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e16000 r5:c5b6be00 r4:00000000 # [ 120.827958] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.835105] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5d78000 r5:c5b6be00 # [ 120.842940] r4:c5b6be00 # [ 120.845487] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.852634] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000000c r4:0000000c # [ 120.860393] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.867969] Exception stack(0xc5d79fa8 to 0xc5d79ff0) # [ 120.873031] 9fa0: 0000000c 0000000c 00000001 b6e16000 0000000c 00000000 # [ 120.881221] 9fc0: 0000000c 0000000c b6f5de00 00000004 00000001 00000000 00020000 bea82a54 # [ 120.889406] 9fe0: 00000004 bea82788 b6ecb94f b6e51c66 # [ 120.894473] Code: e300093c e34c01ad e1a01004 ebffd435 (e5945000) # [ 120.900670] ---[ end trace 5e193b5fb07bd256 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh [ 121.458404] lkdtm: Performing direct entry WRITE_RO [ 121.463338] lkdtm: attempting bad rodata write at c15e8030 [ 121.468954] 8<--- cut here --- [ 121.472023] Unable to handle kernel paging request at virtual address c15e8030 [ 121.479256] pgd = b5d149f6 [ 121.481972] [c15e8030] *pgd=1141941e(bad) [ 121.486008] Internal error: Oops: 80d [#12] SMP ARM [ 121.490896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 121.519969] CPU: 2 PID: 2456 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 121.527719] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.534264] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 121.538640] LR is at __irq_work_queue_local+0x40/0x74 [ 121.543698] pc : [] lr : [] psr: 600e0013 [ 121.549972] sp : c6895e50 ip : c6895d58 fp : c6895e64 [ 121.555204] r10: 00000009 r9 : c1acfa38 r8 : c15e7d98 [ 121.560436] r7 : c6895f60 r6 : 00000009 r5 : c5daf000 r4 : c15e8030 [ 121.566971] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1ad083c [ 121.573507] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 121.580651] Control: 10c5387d Table: 16e3804a DAC: 00000051 [ 121.586404] Process cat (pid: 2456, stack limit = 0x65f3a53a) [ 121.592157] Stack: (0xc6895e50 to 0xc6896000) [ 121.596526] 5e40: 00000028 c5daf000 c6895e74 c6895e68 [ 121.604715] 5e60: c0c2d498 c1389a3c c6895e9c c6895e78 c0c2d998 c0c2d478 c0c2d878 c6a14dc0 [ 121.612903] 5e80: b6e02000 00000009 c5360540 c6895f60 c6895ec4 c6895ea0 c07f4d18 c0c2d884 [ 121.621092] 5ea0: 00000000 c6a14dc0 b6e02000 c2816000 c6895f60 c07f4cb4 c6895f5c c6895ec8 [ 121.629281] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6894000 [ 121.637469] 5ee0: b6e02000 00020000 00000004 00000009 0001fff7 c6895ee0 00000001 b6e01000 [ 121.645656] 5f00: c5b6b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.653845] 5f20: 00000000 00000000 c139f1a8 1b44ea4c c205ca60 c6a14dc0 c6a14dc0 c6894000 [ 121.662033] 5f40: b6e02000 00000000 00000000 00000004 c6895f94 c6895f60 c0598924 c0598290 [ 121.670221] 5f60: 00000000 00000000 c6895fac 1b44ea4c 00000009 00000009 b6f49e00 00000004 [ 121.678409] 5f80: c03002e4 c6894000 c6895fa4 c6895f98 c05989b4 c05988bc 00000000 c6895fa8 [ 121.686599] 5fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e02000 00000009 00000000 [ 121.694787] 5fc0: 00000009 00000009 b6f49e00 00000004 00000001 00000000 00020000 beaf3a54 [ 121.702974] 5fe0: 00000004 beaf3788 b6eb794f b6e3dc66 800e0030 00000001 00000000 00000000 [ 121.711156] Backtrace: [ 121.713633] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.721646] r5:c5daf000 r4:00000028 [ 121.725238] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.733263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.741191] r9:c6895f60 r8:c5360540 r7:00000009 r6:b6e02000 r5:c6a14dc0 r4:c0c2d878 [ 121.748951] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.756795] r9:c07f4cb4 r8:c6895f60 r7:c2816000 r6:b6e02000 r5:c6a14dc0 r4:00000000 [ 121.764551] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.771699] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c6894000 r5:c6a14dc0 [ 121.779534] r4:c6a14dc0 [ 121.782080] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.789226] r9:c6894000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000009 r4:00000009 [ 121.796984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.804559] Exception stack(0xc6895fa8 to 0xc6895ff0) [ 121.809620] 5fa0: 00000009 00000009 00000001 b6e02000 00000009 00000000 [ 121.817809] 5fc0: 00000009 00000009 b6f49e00 00000004 00000001 00000000 00020000 beaf3a54 [ 121.825995] 5fe0: 00000004 beaf3788 b6eb794f b6e3dc66 [ 121.831059] Code: e34a3bcd e300083c e34c01ad e0233002 (e5843000) [ 121.837165] ---[ end trace 5e193b5fb07bd257 ]--- # Segmentation fault # [ 121.458404] lkdtm: Performing direct entry WRITE_RO # [ 121.463338] lkdtm: attempting bad rodata write at c15e8030 # [ 121.468954] 8<--- cut here --- # [ 121.472023] Unable to handle kernel paging request at virtual address c15e8030 # [ 121.479256] pgd = b5d149f6 # [ 121.481972] [c15e8030] *pgd=1141941e(bad) # [ 121.486008] Internal error: Oops: 80d [#12] SMP ARM # [ 121.490896] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 121.519969] CPU: 2 PID: 2456 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 121.527719] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.534264] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 121.538640] LR is at __irq_work_queue_local+0x40/0x74 # [ 121.543698] pc : [] lr : [] psr: 600e0013 # [ 121.549972] sp : c6895e50 ip : c6895d58 fp : c6895e64 # [ 121.555204] r10: 00000009 r9 : c1acfa38 r8 : c15e7d98 # [ 121.560436] r7 : c6895f60 r6 : 00000009 r5 : c5daf000 r4 : c15e8030 # [ 121.566971] r3 : 0198b861 r2 : aa55aa55 r1 : ef7ab5e0 r0 : c1ad083c # [ 121.573507] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 121.580651] Control: 10c5387d Table: 16e3804a DAC: 00000051 # [ 121.586404] Process cat (pid: 2456, stack limit = 0x65f3a53a) # [ 121.592157] Stack: (0xc6895e50 to 0xc6896000) # [ 121.596526] 5e40: 00000028 c5daf000 c6895e74 c6895e68 # [ 121.604715] 5e60: c0c2d498 c1389a3c c6895e9c c6895e78 c0c2d998 c0c2d478 c0c2d878 c6a14dc0 # [ 121.612903] 5e80: b6e02000 00000009 c5360540 c6895f60 c6895ec4 c6895ea0 c07f4d18 c0c2d884 # [ 121.621092] 5ea0: 00000000 c6a14dc0 b6e02000 c2816000 c6895f60 c07f4cb4 c6895f5c c6895ec8 # [ 121.629281] 5ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6894000 # [ 121.637469] 5ee0: b6e02000 00020000 00000004 00000009 0001fff7 c6895ee0 00000001 b6e01000 # [ 121.645656] 5f00: c5b6b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.653845] 5f20: 00000000 00000000 c139f1a8 1b44ea4c c205ca60 c6a14dc0 c6a14dc0 c6894000 # [ 121.662033] 5f40: b6e02000 00000000 00000000 00000004 c6895f94 c6895f60 c0598924 c0598290 # [ 121.670221] 5f60: 00000000 00000000 c6895fac 1b44ea4c 00000009 00000009 b6f49e00 00000004 # [ 121.678409] 5f80: c03002e4 c6894000 c6895fa4 c6895f98 c05989b4 c05988bc 00000000 c6895fa8 # [ 121.686599] 5fa0: c03000c0 c05989a8 00000009 00000009 00000001 b6e02000 00000009 00000000 # [ 121.694787] 5fc0: 00000009 00000009 b6f49e00 00000004 00000001 00000000 00020000 beaf3a54 # [ 121.702974] 5fe0: 00000004 beaf3788 b6eb794f b6e3dc66 800e0030 00000001 00000000 00000000 # [ 121.711156] Backtrace: # [ 121.713633] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.721646] r5:c5daf000 r4:00000028 # [ 121.725238] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.733263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.741191] r9:c6895f60 r8:c5360540 r7:00000009 r6:b6e02000 r5:c6a14dc0 r4:c0c2d878 # [ 121.748951] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.756795] r9:c07f4cb4 r8:c6895f60 r7:c2816000 r6:b6e02000 r5:c6a14dc0 r4:00000000 # [ 121.764551] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.771699] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c6894000 r5:c6a14dc0 # [ 121.779534] r4:c6a14dc0 # [ 121.782080] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.789226] r9:c6894000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000009 r4:00000009 # [ 121.796984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.804559] Exception stack(0xc6895fa8 to 0xc6895ff0) # [ 121.809620] 5fa0: 00000009 00000009 00000001 b6e02000 00000009 00000000 # [ 121.817809] 5fc0: 00000009 00000009 b6f49e00 00000004 00000001 00000000 00020000 beaf3a54 # [ 121.825995] 5fe0: 00000004 beaf3788 b6eb794f b6e3dc66 # [ 121.831059] Code: e34a3bcd e300083c e34c01ad e0233002 (e5843000) # [ 121.837165] ---[ end trace 5e193b5fb07bd257 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 122.497925] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT [ 122.503813] lkdtm: attempting bad ro_after_init write at c1b82c5c [ 122.510016] 8<--- cut here --- [ 122.513087] Unable to handle kernel paging request at virtual address c1b82c5c [ 122.520319] pgd = 65eb5c26 [ 122.523036] [c1b82c5c] *pgd=11a1941e(bad) [ 122.527076] Internal error: Oops: 80d [#13] SMP ARM [ 122.531963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 122.561037] CPU: 3 PID: 2530 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 122.568787] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.575334] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 122.580666] LR is at __irq_work_queue_local+0x40/0x74 [ 122.585725] pc : [] lr : [] psr: 600e0013 [ 122.592000] sp : c6c31e50 ip : c6c31d58 fp : c6c31e64 [ 122.597232] r10: 00000014 r9 : c1acfa44 r8 : c15e7d98 [ 122.602464] r7 : c6c31f60 r6 : 00000014 r5 : c5fd4000 r4 : c1b82c5c [ 122.608997] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad083c [ 122.615536] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 122.622680] Control: 10c5387d Table: 16ff804a DAC: 00000051 [ 122.628435] Process cat (pid: 2530, stack limit = 0x07dfce9c) [ 122.634190] Stack: (0xc6c31e50 to 0xc6c32000) [ 122.638560] 1e40: 00000029 c5fd4000 c6c31e74 c6c31e68 [ 122.646750] 1e60: c0c2d498 c1389a8c c6c31e9c c6c31e78 c0c2d998 c0c2d478 c0c2d878 c6a5c500 [ 122.654938] 1e80: b6dda000 00000014 c5360540 c6c31f60 c6c31ec4 c6c31ea0 c07f4d18 c0c2d884 [ 122.663126] 1ea0: 00000000 c6a5c500 b6dda000 c2816000 c6c31f60 c07f4cb4 c6c31f5c c6c31ec8 [ 122.671314] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6c30000 [ 122.679502] 1ee0: b6dda000 00020000 00000004 00000014 0001ffec c6c31ee0 00000001 b6dd9000 [ 122.687690] 1f00: c5834780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 122.695879] 1f20: 00000000 00000000 c139f1a8 9447b887 c205ca60 c6a5c500 c6a5c500 c6c30000 [ 122.704067] 1f40: b6dda000 00000000 00000000 00000004 c6c31f94 c6c31f60 c0598924 c0598290 [ 122.712254] 1f60: 00000000 00000000 c6c31fac 9447b887 00000014 00000014 b6f21e00 00000004 [ 122.720442] 1f80: c03002e4 c6c30000 c6c31fa4 c6c31f98 c05989b4 c05988bc 00000000 c6c31fa8 [ 122.728630] 1fa0: c03000c0 c05989a8 00000014 00000014 00000001 b6dda000 00000014 00000000 [ 122.736819] 1fc0: 00000014 00000014 b6f21e00 00000004 00000001 00000000 00020000 beaeea54 [ 122.745007] 1fe0: 00000004 beaee788 b6e8f94f b6e15c66 800e0030 00000001 00000000 00000000 [ 122.753189] Backtrace: [ 122.755667] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.764636] r5:c5fd4000 r4:00000029 [ 122.768227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.776250] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.784179] r9:c6c31f60 r8:c5360540 r7:00000014 r6:b6dda000 r5:c6a5c500 r4:c0c2d878 [ 122.791941] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.799782] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6dda000 r5:c6a5c500 r4:00000000 [ 122.807540] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.814686] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6c30000 r5:c6a5c500 [ 122.822521] r4:c6a5c500 [ 122.825069] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.832215] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6f21e00 r5:00000014 r4:00000014 [ 122.839974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.847550] Exception stack(0xc6c31fa8 to 0xc6c31ff0) [ 122.852613] 1fa0: 00000014 00000014 00000001 b6dda000 00000014 00000000 [ 122.860802] 1fc0: 00000014 00000014 b6f21e00 00000004 00000001 00000000 00020000 beaeea54 [ 122.868986] 1fe0: 00000004 beaee788 b6e8f94f b6e15c66 [ 122.874051] Code: e34a3bcd e300083c e34c01ad e0233002 (e5843000) [ 122.880158] ---[ end trace 5e193b5fb07bd258 ]--- # Segmentation fault # [ 122.497925] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 122.503813] lkdtm: attempting bad ro_after_init write at c1b82c5c # [ 122.510016] 8<--- cut here --- # [ 122.513087] Unable to handle kernel paging request at virtual address c1b82c5c # [ 122.520319] pgd = 65eb5c26 # [ 122.523036] [c1b82c5c] *pgd=11a1941e(bad) # [ 122.527076] Internal error: Oops: 80d [#13] SMP ARM # [ 122.531963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 122.561037] CPU: 3 PID: 2530 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 122.568787] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.575334] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 122.580666] LR is at __irq_work_queue_local+0x40/0x74 # [ 122.585725] pc : [] lr : [] psr: 600e0013 # [ 122.592000] sp : c6c31e50 ip : c6c31d58 fp : c6c31e64 # [ 122.597232] r10: 00000014 r9 : c1acfa44 r8 : c15e7d98 # [ 122.602464] r7 : c6c31f60 r6 : 00000014 r5 : c5fd4000 r4 : c1b82c5c # [ 122.608997] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad083c # [ 122.615536] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 122.622680] Control: 10c5387d Table: 16ff804a DAC: 00000051 # [ 122.628435] Process cat (pid: 2530, stack limit = 0x07dfce9c) # [ 122.634190] Stack: (0xc6c31e50 to 0xc6c32000) # [ 122.638560] 1e40: 00000029 c5fd4000 c6c31e74 c6c31e68 # [ 122.646750] 1e60: c0c2d498 c1389a8c c6c31e9c c6c31e78 c0c2d998 c0c2d478 c0c2d878 c6a5c500 # [ 122.654938] 1e80: b6dda000 00000014 c5360540 c6c31f60 c6c31ec4 c6c31ea0 c07f4d18 c0c2d884 # [ 122.663126] 1ea0: 00000000 c6a5c500 b6dda000 c2816000 c6c31f60 c07f4cb4 c6c31f5c c6c31ec8 # [ 122.671314] 1ec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c6c30000 # [ 122.679502] 1ee0: b6dda000 00020000 00000004 00000014 0001ffec c6c31ee0 00000001 b6dd9000 # [ 122.687690] 1f00: c5834780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 122.695879] 1f20: 00000000 00000000 c139f1a8 9447b887 c205ca60 c6a5c500 c6a5c500 c6c30000 # [ 122.704067] 1f40: b6dda000 00000000 00000000 00000004 c6c31f94 c6c31f60 c0598924 c0598290 # [ 122.712254] 1f60: 00000000 00000000 c6c31fac 9447b887 00000014 00000014 b6f21e00 00000004 # [ 122.720442] 1f80: c03002e4 c6c30000 c6c31fa4 c6c31f98 c05989b4 c05988bc 00000000 c6c31fa8 # [ 122.728630] 1fa0: c03000c0 c05989a8 00000014 00000014 00000001 b6dda000 00000014 00000000 # [ 122.736819] 1fc0: 00000014 00000014 b6f21e00 00000004 00000001 00000000 00020000 beaeea54 # [ 122.745007] 1fe0: 00000004 beaee788 b6e8f94f b6e15c66 800e0030 00000001 00000000 00000000 # [ 122.753189] Backtrace: # [ 122.755667] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.764636] r5:c5fd4000 r4:00000029 # [ 122.768227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.776250] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.784179] r9:c6c31f60 r8:c5360540 r7:00000014 r6:b6dda000 r5:c6a5c500 r4:c0c2d878 # [ 122.791941] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.799782] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6dda000 r5:c6a5c500 r4:00000000 # [ 122.807540] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.814686] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6c30000 r5:c6a5c500 # [ 122.822521] r4:c6a5c500 # [ 122.825069] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.832215] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6f21e00 r5:00000014 r4:00000014 # [ 122.839974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.847550] Exception stack(0xc6c31fa8 to 0xc6c31ff0) # [ 122.852613] 1fa0: 00000014 00000014 00000001 b6dda000 00000014 00000000 # [ 122.860802] 1fc0: 00000014 00000014 b6f21e00 00000004 00000001 00000000 00020000 beaeea54 # [ 122.868986] 1fe0: 00000004 beaee788 b6e8f94f b6e15c66 # [ 122.874051] Code: e34a3bcd e300083c e34c01ad e0233002 (e5843000) # [ 122.880158] ---[ end trace 5e193b5fb07bd258 ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh [ 123.470539] lkdtm: Performing direct entry WRITE_KERN [ 123.475620] lkdtm: attempting bad 7714640 byte write at c1389958 [ 123.481732] 8<--- cut here --- [ 123.484807] Unable to handle kernel paging request at virtual address c1389958 [ 123.492044] pgd = fe537333 [ 123.494763] [c1389958] *pgd=1121940e(bad) [ 123.498801] Internal error: Oops: 80d [#14] SMP ARM [ 123.503690] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.532761] CPU: 2 PID: 2604 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 123.540510] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.547054] PC is at memcpy+0x50/0x330 [ 123.550814] LR is at 0xe92dd830 [ 123.553965] pc : [] lr : [] psr: 200e0013 [ 123.560241] sp : c693fe2c ip : e1a0c00d fp : c693fe64 [ 123.565472] r10: 0000000b r9 : c1acfa58 r8 : e89da800 [ 123.570704] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 123.577237] r3 : e1a0c00d r2 : 0075b6b0 r1 : c0c2e228 r0 : c1389958 [ 123.583774] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 123.590918] Control: 10c5387d Table: 15f8c04a DAC: 00000051 [ 123.596673] Process cat (pid: 2604, stack limit = 0x4d4a6634) [ 123.602431] Stack: (0xc693fe2c to 0xc6940000) [ 123.606803] fe20: c0c2e208 0075b750 c693ff60 c15e7d98 c1389958 [ 123.614991] fe40: c1389958 c1389b3c 0000002a c6ce5000 0000000b c693ff60 c693fe74 c693fe68 [ 123.623180] fe60: c0c2d498 c1389afc c693fe9c c693fe78 c0c2d998 c0c2d478 c0c2d878 c6a15cc0 [ 123.631368] fe80: b6e9e000 0000000b c5360540 c693ff60 c693fec4 c693fea0 c07f4d18 c0c2d884 [ 123.639556] fea0: 00000000 c6a15cc0 b6e9e000 c2816000 c693ff60 c07f4cb4 c693ff5c c693fec8 [ 123.647745] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c693e000 [ 123.655933] fee0: b6e9e000 00020000 00000004 0000000b 0001fff5 c693fee0 00000001 b6e9d000 [ 123.664121] ff00: c6a5de00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 123.672308] ff20: 00000000 00000000 c139f1a8 9f79e2a9 c205ca60 c6a15cc0 c6a15cc0 c693e000 [ 123.680497] ff40: b6e9e000 00000000 00000000 00000004 c693ff94 c693ff60 c0598924 c0598290 [ 123.688687] ff60: 00000000 00000000 c693ffac 9f79e2a9 0000000b 0000000b b6fe5e00 00000004 [ 123.696875] ff80: c03002e4 c693e000 c693ffa4 c693ff98 c05989b4 c05988bc 00000000 c693ffa8 [ 123.705061] ffa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e9e000 0000000b 00000000 [ 123.713250] ffc0: 0000000b 0000000b b6fe5e00 00000004 00000001 00000000 00020000 beceba54 [ 123.721438] ffe0: 00000004 beceb788 b6f5394f b6ed9c66 800e0030 00000001 00000000 00000000 [ 123.729620] Backtrace: [ 123.732103] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.740294] r7:c693ff60 r6:0000000b r5:c6ce5000 r4:0000002a [ 123.745970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.753994] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.761922] r9:c693ff60 r8:c5360540 r7:0000000b r6:b6e9e000 r5:c6a15cc0 r4:c0c2d878 [ 123.769685] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.777525] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e9e000 r5:c6a15cc0 r4:00000000 [ 123.785283] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.792429] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c693e000 r5:c6a15cc0 [ 123.800264] r4:c6a15cc0 [ 123.802810] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.809956] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:0000000b r4:0000000b [ 123.817714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.825288] Exception stack(0xc693ffa8 to 0xc693fff0) [ 123.830349] ffa0: 0000000b 0000000b 00000001 b6e9e000 0000000b 00000000 [ 123.838538] ffc0: 0000000b 0000000b b6fe5e00 00000004 00000001 00000000 00020000 beceba54 [ 123.846723] ffe0: 00000004 beceb788 b6f5394f b6ed9c66 [ 123.851787] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 123.857894] ---[ end trace 5e193b5fb07bd259 ]--- # Segmentation fault # [ 123.470539] lkdtm: Performing direct entry WRITE_KERN # [ 123.475620] lkdtm: attempting bad 7714640 byte write at c1389958 # [ 123.481732] 8<--- cut here --- # [ 123.484807] Unable to handle kernel paging request at virtual address c1389958 # [ 123.492044] pgd = fe537333 # [ 123.494763] [c1389958] *pgd=1121940e(bad) # [ 123.498801] Internal error: Oops: 80d [#14] SMP ARM # [ 123.503690] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.532761] CPU: 2 PID: 2604 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 123.540510] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.547054] PC is at memcpy+0x50/0x330 # [ 123.550814] LR is at 0xe92dd830 # [ 123.553965] pc : [] lr : [] psr: 200e0013 # [ 123.560241] sp : c693fe2c ip : e1a0c00d fp : c693fe64 # [ 123.565472] r10: 0000000b r9 : c1acfa58 r8 : e89da800 # [ 123.570704] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 123.577237] r3 : e1a0c00d r2 : 0075b6b0 r1 : c0c2e228 r0 : c1389958 # [ 123.583774] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.590918] Control: 10c5387d Table: 15f8c04a DAC: 00000051 # [ 123.596673] Process cat (pid: 2604, stack limit = 0x4d4a6634) # [ 123.602431] Stack: (0xc693fe2c to 0xc6940000) # [ 123.606803] fe20: c0c2e208 0075b750 c693ff60 c15e7d98 c1389958 # [ 123.614991] fe40: c1389958 c1389b3c 0000002a c6ce5000 0000000b c693ff60 c693fe74 c693fe68 # [ 123.623180] fe60: c0c2d498 c1389afc c693fe9c c693fe78 c0c2d998 c0c2d478 c0c2d878 c6a15cc0 # [ 123.631368] fe80: b6e9e000 0000000b c5360540 c693ff60 c693fec4 c693fea0 c07f4d18 c0c2d884 # [ 123.639556] fea0: 00000000 c6a15cc0 b6e9e000 c2816000 c693ff60 c07f4cb4 c693ff5c c693fec8 # [ 123.647745] fec0: c0598390 c07f4cc0 00000001 00000000 c0598924 c139f1a8 c0598924 c693e000 # [ 123.655933] fee0: b6e9e000 00020000 00000004 0000000b 0001fff5 c693fee0 00000001 b6e9d000 # [ 123.664121] ff00: c6a5de00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 123.672308] ff20: 00000000 00000000 c139f1a8 9f79e2a9 c205ca60 c6a15cc0 c6a15cc0 c693e000 # [ 123.680497] ff40: b6e9e000 00000000 00000000 00000004 c693ff94 c693ff60 c0598924 c0598290 # [ 123.688687] ff60: 00000000 00000000 c693ffac 9f79e2a9 0000000b 0000000b b6fe5e00 00000004 # [ 123.696875] ff80: c03002e4 c693e000 c693ffa4 c693ff98 c05989b4 c05988bc 00000000 c693ffa8 # [ 123.705061] ffa0: c03000c0 c05989a8 0000000b 0000000b 00000001 b6e9e000 0000000b 00000000 # [ 123.713250] ffc0: 0000000b 0000000b b6fe5e00 00000004 00000001 00000000 00020000 beceba54 # [ 123.721438] ffe0: 00000004 beceb788 b6f5394f b6ed9c66 800e0030 00000001 00000000 00000000 # [ 123.729620] Backtrace: # [ 123.732103] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.740294] r7:c693ff60 r6:0000000b r5:c6ce5000 r4:0000002a # [ 123.745970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.753994] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.761922] r9:c693ff60 r8:c5360540 r7:0000000b r6:b6e9e000 r5:c6a15cc0 r4:c0c2d878 # [ 123.769685] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.777525] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e9e000 r5:c6a15cc0 r4:00000000 # [ 123.785283] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.792429] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c693e000 r5:c6a15cc0 # [ 123.800264] r4:c6a15cc0 # [ 123.802810] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.809956] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:0000000b r4:0000000b # [ 123.817714] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.825288] Exception stack(0xc693ffa8 to 0xc693fff0) # [ 123.830349] ffa0: 0000000b 0000000b 00000001 b6e9e000 0000000b 00000000 # [ 123.838538] ffc0: 0000000b 0000000b b6fe5e00 00000004 00000001 00000000 00020000 beceba54 # [ 123.846723] ffe0: 00000004 beceb788 b6f5394f b6ed9c66 # [ 123.851787] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 123.857894] ---[ end trace 5e193b5fb07bd259 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 124.469069] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW [ 124.475101] lkdtm: attempting good refcount_inc() without overflow [ 124.481354] lkdtm: attempting bad refcount_inc() overflow [ 124.486827] ------------[ cut here ]------------ [ 124.491482] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 124.500007] refcount_t: saturated; leaking memory. [ 124.504814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 124.534137] CPU: 0 PID: 2679 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 124.541889] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.548424] Backtrace: [ 124.550907] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.558490] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 124.564168] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.571495] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.578468] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 [ 124.586229] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.593720] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c4796000 [ 124.599399] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 124.608370] r9:c1acfa64 r8:c15e7d98 r7:c4797f60 r6:00000016 r5:c5ed9000 r4:c4796000 [ 124.616135] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 124.625807] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 124.635911] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.645048] r4:0000002b [ 124.647597] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.655619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.663546] r9:c4797f60 r8:c5360540 r7:00000016 r6:b6e55000 r5:c5b62500 r4:c0c2d878 [ 124.671308] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.679149] r9:c07f4cb4 r8:c4797f60 r7:c2816000 r6:b6e55000 r5:c5b62500 r4:00000000 [ 124.686907] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.694053] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c4796000 r5:c5b62500 [ 124.701888] r4:c5b62500 [ 124.704434] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.711579] r9:c4796000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000016 r4:00000016 [ 124.719336] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.726914] Exception stack(0xc4797fa8 to 0xc4797ff0) [ 124.731978] 7fa0: 00000016 00000016 00000001 b6e55000 00000016 00000000 [ 124.740167] 7fc0: 00000016 00000016 b6f9ce00 00000004 00000001 00000000 00020000 be9e0a54 [ 124.748352] 7fe0: 00000004 be9e0788 b6f0a94f b6e90c66 [ 124.753503] irq event stamp: 0 [ 124.756608] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.762204] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.769743] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.777283] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.782892] ---[ end trace 5e193b5fb07bd25a ]--- [ 124.787557] lkdtm: Overflow detected: saturated # [ 124.469069] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 124.475101] lkdtm: attempting good refcount_inc() without overflow # [ 124.481354] lkdtm: attempting bad refcount_inc() overflow # [ 124.486827] ------------[ cut here ]------------ # [ 124.491482] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 124.500007] refcount_t: saturated; leaking memory. # [ 124.504814] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 124.534137] CPU: 0 PID: 2679 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 124.541889] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.548424] Backtrace: # [ 124.550907] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.558490] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 124.564168] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.571495] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.578468] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 # [ 124.586229] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.593720] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c4796000 # [ 124.599399] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 124.608370] r9:c1acfa64 r8:c15e7d98 r7:c4797f60 r6:00000016 r5:c5ed9000 r4:c4796000 # [ 124.616135] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 124.625807] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 124.635911] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.645048] r4:0000002b # [ 124.647597] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.655619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.663546] r9:c4797f60 r8:c5360540 r7:00000016 r6:b6e55000 r5:c5b62500 r4:c0c2d878 # [ 124.671308] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.679149] r9:c07f4cb4 r8:c4797f60 r7:c2816000 r6:b6e55000 r5:c5b62500 r4:00000000 # [ 124.686907] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.694053] r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c4796000 r5:c5b62500 # [ 124.701888] r4:c5b62500 # [ 124.704434] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.711579] r9:c4796000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000016 r4:00000016 # [ 124.719336] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.726914] Exception stack(0xc4797fa8 to 0xc4797ff0) # [ 124.731978] 7fa0: 00000016 00000016 00000001 b6e55000 00000016 00000000 # [ 124.740167] 7fc0: 00000016 00000016 b6f9ce00 00000004 00000001 00000000 00020000 be9e0a54 # [ 124.748352] 7fe0: 00000004 be9e0788 b6f0a94f b6e90c66 # [ 124.753503] irq event stamp: 0 # [ 124.756608] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.762204] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.769743] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.777283] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.782892] ---[ end trace 5e193b5fb07bd25a ]--- # [ 124.787557] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 125.335849] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 125.342032] lkdtm: attempting good refcount_add() without overflow [ 125.348341] lkdtm: attempting bad refcount_add() overflow [ 125.353778] ------------[ cut here ]------------ [ 125.358509] WARNING: CPU: 0 PID: 2713 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 125.367001] refcount_t: saturated; leaking memory. [ 125.371808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 125.401135] CPU: 0 PID: 2713 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 125.408887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.415423] Backtrace: [ 125.417904] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.425486] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.431164] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.438494] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.445469] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 [ 125.453228] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.460721] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c5d78000 [ 125.466399] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 125.475370] r9:c1acfa7c r8:c15e7d98 r7:c5d79f60 r6:00000016 r5:c5a9f000 r4:c5d78000 [ 125.483137] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 125.492810] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 125.502914] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.512051] r4:0000002c [ 125.514602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.522627] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.530557] r9:c5d79f60 r8:c5360540 r7:00000016 r6:b6e3a000 r5:c5abf900 r4:c0c2d878 [ 125.538318] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.546159] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e3a000 r5:c5abf900 r4:00000000 [ 125.553915] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.561061] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c5d78000 r5:c5abf900 [ 125.568896] r4:c5abf900 [ 125.571442] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.578588] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000016 r4:00000016 [ 125.586346] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.593923] Exception stack(0xc5d79fa8 to 0xc5d79ff0) [ 125.598986] 9fa0: 00000016 00000016 00000001 b6e3a000 00000016 00000000 [ 125.607177] 9fc0: 00000016 00000016 b6f81e00 00000004 00000001 00000000 00020000 be940a54 [ 125.615362] 9fe0: 00000004 be940788 b6eef94f b6e75c66 [ 125.620475] irq event stamp: 0 [ 125.623554] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.629190] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.636730] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.644240] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.649872] ---[ end trace 5e193b5fb07bd25b ]--- [ 125.654508] lkdtm: Overflow detected: saturated # [ 125.335849] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 125.342032] lkdtm: attempting good refcount_add() without overflow # [ 125.348341] lkdtm: attempting bad refcount_add() overflow # [ 125.353778] ------------[ cut here ]------------ # [ 125.358509] WARNING: CPU: 0 PID: 2713 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 125.367001] refcount_t: saturated; leaking memory. # [ 125.371808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 125.401135] CPU: 0 PID: 2713 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 125.408887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.415423] Backtrace: # [ 125.417904] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.425486] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.431164] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.438494] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.445469] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 # [ 125.453228] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.460721] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c5d78000 # [ 125.466399] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 125.475370] r9:c1acfa7c r8:c15e7d98 r7:c5d79f60 r6:00000016 r5:c5a9f000 r4:c5d78000 # [ 125.483137] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 125.492810] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 125.502914] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.512051] r4:0000002c # [ 125.514602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.522627] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.530557] r9:c5d79f60 r8:c5360540 r7:00000016 r6:b6e3a000 r5:c5abf900 r4:c0c2d878 # [ 125.538318] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.546159] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e3a000 r5:c5abf900 r4:00000000 # [ 125.553915] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.561061] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c5d78000 r5:c5abf900 # [ 125.568896] r4:c5abf900 # [ 125.571442] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.578588] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000016 r4:00000016 # [ 125.586346] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.593923] Exception stack(0xc5d79fa8 to 0xc5d79ff0) # [ 125.598986] 9fa0: 00000016 00000016 00000001 b6e3a000 00000016 00000000 # [ 125.607177] 9fc0: 00000016 00000016 b6f81e00 00000004 00000001 00000000 00020000 be940a54 # [ 125.615362] 9fe0: 00000004 be940788 b6eef94f b6e75c66 # [ 125.620475] irq event stamp: 0 # [ 125.623554] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.629190] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.636730] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.644240] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.649872] ---[ end trace 5e193b5fb07bd25b ]--- # [ 125.654508] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 126.184264] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 126.191128] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 126.197395] ------------[ cut here ]------------ [ 126.202047] WARNING: CPU: 0 PID: 2747 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 126.210552] refcount_t: saturated; leaking memory. [ 126.215359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 126.244690] CPU: 0 PID: 2747 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 126.252444] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.258978] Backtrace: [ 126.261460] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.269042] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 126.274719] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.282046] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.289021] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 [ 126.296781] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.304272] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6878000 [ 126.309952] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 126.318925] r9:c1acfa94 r8:c15e7d98 r7:c6879f60 r6:0000001f r5:c5ed9000 r4:7fffffff [ 126.326687] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 126.337136] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 126.348793] r5:c5ed9000 r4:c6878000 [ 126.352391] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.362310] r4:0000002d [ 126.364858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.372881] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.380808] r9:c6879f60 r8:c5360540 r7:0000001f r6:b6e32000 r5:c5acbb80 r4:c0c2d878 [ 126.388569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.396411] r9:c07f4cb4 r8:c6879f60 r7:c2816000 r6:b6e32000 r5:c5acbb80 r4:00000000 [ 126.404166] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.411312] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6878000 r5:c5acbb80 [ 126.419147] r4:c5acbb80 [ 126.421693] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.428840] r9:c6878000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000001f r4:0000001f [ 126.436598] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.444175] Exception stack(0xc6879fa8 to 0xc6879ff0) [ 126.449239] 9fa0: 0000001f 0000001f 00000001 b6e32000 0000001f 00000000 [ 126.457426] 9fc0: 0000001f 0000001f b6f79e00 00000004 00000001 00000000 00020000 be9b9a54 [ 126.465611] 9fe0: 00000004 be9b9788 b6ee794f b6e6dc66 [ 126.470750] irq event stamp: 0 [ 126.473828] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.479454] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.486985] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.496062] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.501719] ---[ end trace 5e193b5fb07bd25c ]--- [ 126.506353] lkdtm: Overflow detected: saturated # [ 126.184264] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 126.191128] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 126.197395] ------------[ cut here ]------------ # [ 126.202047] WARNING: CPU: 0 PID: 2747 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 126.210552] refcount_t: saturated; leaking memory. # [ 126.215359] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 126.244690] CPU: 0 PID: 2747 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 126.252444] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.258978] Backtrace: # [ 126.261460] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.269042] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.274719] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.282046] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.289021] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 # [ 126.296781] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.304272] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6878000 # [ 126.309952] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 126.318925] r9:c1acfa94 r8:c15e7d98 r7:c6879f60 r6:0000001f r5:c5ed9000 r4:7fffffff # [ 126.326687] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 126.337136] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 126.348793] r5:c5ed9000 r4:c6878000 # [ 126.352391] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.362310] r4:0000002d # [ 126.364858] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.372881] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.380808] r9:c6879f60 r8:c5360540 r7:0000001f r6:b6e32000 r5:c5acbb80 r4:c0c2d878 # [ 126.388569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.396411] r9:c07f4cb4 r8:c6879f60 r7:c2816000 r6:b6e32000 r5:c5acbb80 r4:00000000 # [ 126.404166] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.411312] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6878000 r5:c5acbb80 # [ 126.419147] r4:c5acbb80 # [ 126.421693] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.428840] r9:c6878000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000001f r4:0000001f # [ 126.436598] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.444175] Exception stack(0xc6879fa8 to 0xc6879ff0) # [ 126.449239] 9fa0: 0000001f 0000001f 00000001 b6e32000 0000001f 00000000 # [ 126.457426] 9fc0: 0000001f 0000001f b6f79e00 00000004 00000001 00000000 00020000 be9b9a54 # [ 126.465611] 9fe0: 00000004 be9b9788 b6ee794f b6e6dc66 # [ 126.470750] irq event stamp: 0 # [ 126.473828] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.479454] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.486985] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.496062] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.501719] ---[ end trace 5e193b5fb07bd25c ]--- # [ 126.506353] 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 [ 127.047457] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 127.054296] lkdtm: attempting bad refcount_add_not_zero() overflow [ 127.060607] ------------[ cut here ]------------ [ 127.065263] WARNING: CPU: 0 PID: 2781 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 127.073764] refcount_t: saturated; leaking memory. [ 127.078610] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 127.107844] CPU: 0 PID: 2781 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 127.115597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.122132] Backtrace: [ 127.124610] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.132192] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 127.137870] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.145197] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.152172] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 [ 127.159931] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.167423] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6c30000 [ 127.173102] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 127.182071] r9:c1acfab4 r8:c15e7d98 r7:c6c31f60 r6:0000001f r5:c6bb2000 r4:7fffffff [ 127.189833] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 127.200283] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 127.211942] r5:c6bb2000 r4:c6c30000 [ 127.215538] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.225458] r4:0000002e [ 127.228006] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.236028] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.243955] r9:c6c31f60 r8:c5360540 r7:0000001f r6:b6de6000 r5:c5c05680 r4:c0c2d878 [ 127.251716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.259556] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6de6000 r5:c5c05680 r4:00000000 [ 127.267311] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.274458] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6c30000 r5:c5c05680 [ 127.282293] r4:c5c05680 [ 127.284839] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.291985] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:0000001f r4:0000001f [ 127.299743] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.307319] Exception stack(0xc6c31fa8 to 0xc6c31ff0) [ 127.312383] 1fa0: 0000001f 0000001f 00000001 b6de6000 0000001f 00000000 [ 127.320572] 1fc0: 0000001f 0000001f b6f2de00 00000004 00000001 00000000 00020000 beb82a54 [ 127.328758] 1fe0: 00000004 beb82788 b6e9b94f b6e21c66 [ 127.333941] irq event stamp: 0 [ 127.337052] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.342655] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.350195] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.357747] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.363364] ---[ end trace 5e193b5fb07bd25d ]--- [ 127.368043] lkdtm: Overflow detected: saturated # [ 127.047457] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 127.054296] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 127.060607] ------------[ cut here ]------------ # [ 127.065263] WARNING: CPU: 0 PID: 2781 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 127.073764] refcount_t: saturated; leaking memory. # [ 127.078610] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 127.107844] CPU: 0 PID: 2781 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 127.115597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.122132] Backtrace: # [ 127.124610] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.132192] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 127.137870] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.145197] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.152172] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 # [ 127.159931] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.167423] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6c30000 # [ 127.173102] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 127.182071] r9:c1acfab4 r8:c15e7d98 r7:c6c31f60 r6:0000001f r5:c6bb2000 r4:7fffffff # [ 127.189833] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 127.200283] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 127.211942] r5:c6bb2000 r4:c6c30000 # [ 127.215538] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.225458] r4:0000002e # [ 127.228006] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.236028] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.243955] r9:c6c31f60 r8:c5360540 r7:0000001f r6:b6de6000 r5:c5c05680 r4:c0c2d878 # [ 127.251716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.259556] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6de6000 r5:c5c05680 r4:00000000 # [ 127.267311] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.274458] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6c30000 r5:c5c05680 # [ 127.282293] r4:c5c05680 # [ 127.284839] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.291985] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:0000001f r4:0000001f # [ 127.299743] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.307319] Exception stack(0xc6c31fa8 to 0xc6c31ff0) # [ 127.312383] 1fa0: 0000001f 0000001f 00000001 b6de6000 0000001f 00000000 # [ 127.320572] 1fc0: 0000001f 0000001f b6f2de00 00000004 00000001 00000000 00020000 beb82a54 # [ 127.328758] 1fe0: 00000004 beb82788 b6e9b94f b6e21c66 # [ 127.333941] irq event stamp: 0 # [ 127.337052] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.342655] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.350195] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.357747] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.363364] ---[ end trace 5e193b5fb07bd25d ]--- # [ 127.368043] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 127.901900] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 127.907744] lkdtm: attempting good refcount_dec() [ 127.912485] lkdtm: attempting bad refcount_dec() to zero [ 127.917884] ------------[ cut here ]------------ [ 127.922538] WARNING: CPU: 0 PID: 2815 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 127.931053] refcount_t: decrement hit 0; leaking memory. [ 127.936380] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 127.965667] CPU: 0 PID: 2815 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 127.973419] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.979952] Backtrace: [ 127.982432] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.990015] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 127.995691] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.003019] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.009993] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 [ 128.017755] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.025247] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c69dc000 [ 128.030926] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 128.039897] r9:c1acfad4 r8:c15e7d98 r7:c69ddf60 r6:00000012 r5:c6bb2000 r4:c69dc000 [ 128.047658] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 128.057325] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 128.067085] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.075877] r4:0000002f [ 128.078424] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.086447] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.094374] r9:c69ddf60 r8:c5360540 r7:00000012 r6:b6e99000 r5:c68aa140 r4:c0c2d878 [ 128.102134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.109976] r9:c07f4cb4 r8:c69ddf60 r7:c2816000 r6:b6e99000 r5:c68aa140 r4:00000000 [ 128.117731] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.124877] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c69dc000 r5:c68aa140 [ 128.132713] r4:c68aa140 [ 128.135261] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.142407] r9:c69dc000 r8:c03002e4 r7:00000004 r6:b6fe0e00 r5:00000012 r4:00000012 [ 128.150166] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.157742] Exception stack(0xc69ddfa8 to 0xc69ddff0) [ 128.162806] dfa0: 00000012 00000012 00000001 b6e99000 00000012 00000000 [ 128.170995] dfc0: 00000012 00000012 b6fe0e00 00000004 00000001 00000000 00020000 beac8a54 [ 128.179179] dfe0: 00000004 beac8788 b6f4e94f b6ed4c66 [ 128.184338] irq event stamp: 0 [ 128.187455] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.193065] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.200613] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.208160] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.213751] ---[ end trace 5e193b5fb07bd25e ]--- [ 128.218429] lkdtm: Zero detected: saturated # [ 127.901900] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 127.907744] lkdtm: attempting good refcount_dec() # [ 127.912485] lkdtm: attempting bad refcount_dec() to zero # [ 127.917884] ------------[ cut here ]------------ # [ 127.922538] WARNING: CPU: 0 PID: 2815 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 127.931053] refcount_t: decrement hit 0; leaking memory. # [ 127.936380] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 127.965667] CPU: 0 PID: 2815 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 127.973419] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.979952] Backtrace: # [ 127.982432] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.990015] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 127.995691] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.003019] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.009993] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 # [ 128.017755] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.025247] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c69dc000 # [ 128.030926] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 128.039897] r9:c1acfad4 r8:c15e7d98 r7:c69ddf60 r6:00000012 r5:c6bb2000 r4:c69dc000 # [ 128.047658] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 128.057325] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 128.067085] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.075877] r4:0000002f # [ 128.078424] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.086447] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.094374] r9:c69ddf60 r8:c5360540 r7:00000012 r6:b6e99000 r5:c68aa140 r4:c0c2d878 # [ 128.102134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.109976] r9:c07f4cb4 r8:c69ddf60 r7:c2816000 r6:b6e99000 r5:c68aa140 r4:00000000 # [ 128.117731] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.124877] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c69dc000 r5:c68aa140 # [ 128.132713] r4:c68aa140 # [ 128.135261] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.142407] r9:c69dc000 r8:c03002e4 r7:00000004 r6:b6fe0e00 r5:00000012 r4:00000012 # [ 128.150166] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.157742] Exception stack(0xc69ddfa8 to 0xc69ddff0) # [ 128.162806] dfa0: 00000012 00000012 00000001 b6e99000 00000012 00000000 # [ 128.170995] dfc0: 00000012 00000012 b6fe0e00 00000004 00000001 00000000 00020000 beac8a54 # [ 128.179179] dfe0: 00000004 beac8788 b6f4e94f b6ed4c66 # [ 128.184338] irq event stamp: 0 # [ 128.187455] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.193065] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.200613] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.208160] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.213751] ---[ end trace 5e193b5fb07bd25e ]--- # [ 128.218429] 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 [ 128.793800] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 128.799964] lkdtm: attempting bad refcount_dec() below zero [ 128.805574] ------------[ cut here ]------------ [ 128.810294] WARNING: CPU: 3 PID: 2852 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 128.818808] refcount_t: decrement hit 0; leaking memory. [ 128.824135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 128.853366] CPU: 3 PID: 2852 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 128.861119] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.867653] Backtrace: [ 128.870134] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.877716] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 128.883395] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.890724] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.897701] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 [ 128.905461] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.912953] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c6aba000 [ 128.918635] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 128.927606] r9:c1acfae8 r8:c15e7d98 r7:c6abbf60 r6:00000016 r5:00000000 r4:c6aba000 [ 128.935367] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 128.945036] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 128.955145] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.964283] r5:c5a16000 r4:00000030 [ 128.967873] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.975894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.983822] r9:c6abbf60 r8:c5360540 r7:00000016 r6:b6e2b000 r5:c5ebe780 r4:c0c2d878 [ 128.991583] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.999425] r9:c07f4cb4 r8:c6abbf60 r7:c2816000 r6:b6e2b000 r5:c5ebe780 r4:00000000 [ 129.007181] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.014327] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c6aba000 r5:c5ebe780 [ 129.022163] r4:c5ebe780 [ 129.024710] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.031857] r9:c6aba000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016 [ 129.039614] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.047191] Exception stack(0xc6abbfa8 to 0xc6abbff0) [ 129.052255] bfa0: 00000016 00000016 00000001 b6e2b000 00000016 00000000 [ 129.060447] bfc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 be85ea54 [ 129.068632] bfe0: 00000004 be85e788 b6ee094f b6e66c66 [ 129.073774] irq event stamp: 0 [ 129.076882] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.082478] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.090020] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.097609] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.103202] ---[ end trace 5e193b5fb07bd25f ]--- [ 129.107882] lkdtm: Negative detected: saturated # [ 128.793800] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 128.799964] lkdtm: attempting bad refcount_dec() below zero # [ 128.805574] ------------[ cut here ]------------ # [ 128.810294] WARNING: CPU: 3 PID: 2852 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 128.818808] refcount_t: decrement hit 0; leaking memory. # [ 128.824135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 128.853366] CPU: 3 PID: 2852 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 128.861119] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.867653] Backtrace: # [ 128.870134] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.877716] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 128.883395] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.890724] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.897701] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 # [ 128.905461] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.912953] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c6aba000 # [ 128.918635] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 128.927606] r9:c1acfae8 r8:c15e7d98 r7:c6abbf60 r6:00000016 r5:00000000 r4:c6aba000 # [ 128.935367] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 128.945036] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 128.955145] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.964283] r5:c5a16000 r4:00000030 # [ 128.967873] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.975894] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.983822] r9:c6abbf60 r8:c5360540 r7:00000016 r6:b6e2b000 r5:c5ebe780 r4:c0c2d878 # [ 128.991583] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.999425] r9:c07f4cb4 r8:c6abbf60 r7:c2816000 r6:b6e2b000 r5:c5ebe780 r4:00000000 # [ 129.007181] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.014327] r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c6aba000 r5:c5ebe780 # [ 129.022163] r4:c5ebe780 # [ 129.024710] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.031857] r9:c6aba000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016 # [ 129.039614] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.047191] Exception stack(0xc6abbfa8 to 0xc6abbff0) # [ 129.052255] bfa0: 00000016 00000016 00000001 b6e2b000 00000016 00000000 # [ 129.060447] bfc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 be85ea54 # [ 129.068632] bfe0: 00000004 be85e788 b6ee094f b6e66c66 # [ 129.073774] irq event stamp: 0 # [ 129.076882] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.082478] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.090020] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.097609] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.103202] ---[ end trace 5e193b5fb07bd25f ]--- # [ 129.107882] 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 [ 129.646258] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 129.653214] lkdtm: attempting bad refcount_dec_and_test() below zero [ 129.659740] ------------[ cut here ]------------ [ 129.664434] WARNING: CPU: 3 PID: 2887 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 129.673030] refcount_t: underflow; use-after-free. [ 129.677871] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 129.707097] CPU: 3 PID: 2887 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 129.714851] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.721387] Backtrace: [ 129.723870] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.731453] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 129.737132] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.744461] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.751437] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 [ 129.759197] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.766689] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6aba000 [ 129.772368] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 129.781426] r9:c1acfb00 r8:c15e7d98 r7:c6abbf60 r6:0000001f r5:00000000 r4:c6aba000 [ 129.789193] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 129.799647] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 129.811316] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.821237] r5:c5f5e000 r4:00000031 [ 129.824825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.832847] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.840774] r9:c6abbf60 r8:c5360540 r7:0000001f r6:b6e75000 r5:c6a143c0 r4:c0c2d878 [ 129.848534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.856376] r9:c07f4cb4 r8:c6abbf60 r7:c2816000 r6:b6e75000 r5:c6a143c0 r4:00000000 [ 129.864131] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.871277] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6aba000 r5:c6a143c0 [ 129.879113] r4:c6a143c0 [ 129.881659] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.888806] r9:c6aba000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:0000001f r4:0000001f [ 129.896561] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.904138] Exception stack(0xc6abbfa8 to 0xc6abbff0) [ 129.909201] bfa0: 0000001f 0000001f 00000001 b6e75000 0000001f 00000000 [ 129.917391] bfc0: 0000001f 0000001f b6fbce00 00000004 00000001 00000000 00020000 bee11a54 [ 129.925578] bfe0: 00000004 bee11788 b6f2a94f b6eb0c66 [ 129.930713] irq event stamp: 0 [ 129.933790] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.939413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.946960] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.954496] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.960141] ---[ end trace 5e193b5fb07bd260 ]--- [ 129.964777] lkdtm: Negative detected: saturated # [ 129.646258] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 129.653214] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 129.659740] ------------[ cut here ]------------ # [ 129.664434] WARNING: CPU: 3 PID: 2887 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 129.673030] refcount_t: underflow; use-after-free. # [ 129.677871] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 129.707097] CPU: 3 PID: 2887 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 129.714851] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.721387] Backtrace: # [ 129.723870] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.731453] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 129.737132] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.744461] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.751437] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 # [ 129.759197] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.766689] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6aba000 # [ 129.772368] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 129.781426] r9:c1acfb00 r8:c15e7d98 r7:c6abbf60 r6:0000001f r5:00000000 r4:c6aba000 # [ 129.789193] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 129.799647] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 129.811316] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.821237] r5:c5f5e000 r4:00000031 # [ 129.824825] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.832847] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.840774] r9:c6abbf60 r8:c5360540 r7:0000001f r6:b6e75000 r5:c6a143c0 r4:c0c2d878 # [ 129.848534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.856376] r9:c07f4cb4 r8:c6abbf60 r7:c2816000 r6:b6e75000 r5:c6a143c0 r4:00000000 # [ 129.864131] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.871277] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6aba000 r5:c6a143c0 # [ 129.879113] r4:c6a143c0 # [ 129.881659] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.888806] r9:c6aba000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:0000001f r4:0000001f # [ 129.896561] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.904138] Exception stack(0xc6abbfa8 to 0xc6abbff0) # [ 129.909201] bfa0: 0000001f 0000001f 00000001 b6e75000 0000001f 00000000 # [ 129.917391] bfc0: 0000001f 0000001f b6fbce00 00000004 00000001 00000000 00020000 bee11a54 # [ 129.925578] bfe0: 00000004 bee11788 b6f2a94f b6eb0c66 # [ 129.930713] irq event stamp: 0 # [ 129.933790] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.939413] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.946960] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.954496] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.960141] ---[ end trace 5e193b5fb07bd260 ]--- # [ 129.964777] 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 [ 130.516307] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 130.523283] lkdtm: attempting bad refcount_sub_and_test() below zero [ 130.529721] ------------[ cut here ]------------ [ 130.534375] WARNING: CPU: 3 PID: 2922 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 130.542961] refcount_t: underflow; use-after-free. [ 130.547803] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 130.577044] CPU: 3 PID: 2922 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 130.584797] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.591332] Backtrace: [ 130.593815] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.601398] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 130.607077] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.614405] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.621379] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 [ 130.629141] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.636635] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6b54000 [ 130.642315] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 130.651373] r9:c1acfb20 r8:c15e7d98 r7:c6b55f60 r6:0000001f r5:c5f5e000 r4:c6b54000 [ 130.659140] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 130.669596] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 130.681263] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.691183] r4:00000032 [ 130.693731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.701751] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.709679] r9:c6b55f60 r8:c5360540 r7:0000001f r6:b6e4d000 r5:c6a15680 r4:c0c2d878 [ 130.717441] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.725282] r9:c07f4cb4 r8:c6b55f60 r7:c2816000 r6:b6e4d000 r5:c6a15680 r4:00000000 [ 130.733040] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.740186] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c6b54000 r5:c6a15680 [ 130.748020] r4:c6a15680 [ 130.750566] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.757712] r9:c6b54000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000001f r4:0000001f [ 130.765469] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.773046] Exception stack(0xc6b55fa8 to 0xc6b55ff0) [ 130.778109] 5fa0: 0000001f 0000001f 00000001 b6e4d000 0000001f 00000000 [ 130.786301] 5fc0: 0000001f 0000001f b6f94e00 00000004 00000001 00000000 00020000 beb5da54 [ 130.794486] 5fe0: 00000004 beb5d788 b6f0294f b6e88c66 [ 130.799621] irq event stamp: 0 [ 130.802701] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.808337] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.815856] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.823422] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.829072] ---[ end trace 5e193b5fb07bd261 ]--- [ 130.833709] lkdtm: Negative detected: saturated # [ 130.516307] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 130.523283] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 130.529721] ------------[ cut here ]------------ # [ 130.534375] WARNING: CPU: 3 PID: 2922 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 130.542961] refcount_t: underflow; use-after-free. # [ 130.547803] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 130.577044] CPU: 3 PID: 2922 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 130.584797] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.591332] Backtrace: # [ 130.593815] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.601398] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 130.607077] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.614405] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.621379] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 # [ 130.629141] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.636635] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6b54000 # [ 130.642315] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 130.651373] r9:c1acfb20 r8:c15e7d98 r7:c6b55f60 r6:0000001f r5:c5f5e000 r4:c6b54000 # [ 130.659140] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 130.669596] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 130.681263] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.691183] r4:00000032 # [ 130.693731] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.701751] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.709679] r9:c6b55f60 r8:c5360540 r7:0000001f r6:b6e4d000 r5:c6a15680 r4:c0c2d878 # [ 130.717441] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.725282] r9:c07f4cb4 r8:c6b55f60 r7:c2816000 r6:b6e4d000 r5:c6a15680 r4:00000000 # [ 130.733040] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.740186] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c6b54000 r5:c6a15680 # [ 130.748020] r4:c6a15680 # [ 130.750566] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.757712] r9:c6b54000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:0000001f r4:0000001f # [ 130.765469] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.773046] Exception stack(0xc6b55fa8 to 0xc6b55ff0) # [ 130.778109] 5fa0: 0000001f 0000001f 00000001 b6e4d000 0000001f 00000000 # [ 130.786301] 5fc0: 0000001f 0000001f b6f94e00 00000004 00000001 00000000 00020000 beb5da54 # [ 130.794486] 5fe0: 00000004 beb5d788 b6f0294f b6e88c66 # [ 130.799621] irq event stamp: 0 # [ 130.802701] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.808337] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.815856] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.823422] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.829072] ---[ end trace 5e193b5fb07bd261 ]--- # [ 130.833709] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 131.378890] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 131.384576] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 131.391040] lkdtm: Good: zero detected [ 131.394804] lkdtm: Correctly stayed at zero [ 131.399041] lkdtm: attempting bad refcount_inc() from zero [ 131.404543] ------------[ cut here ]------------ [ 131.409244] WARNING: CPU: 2 PID: 2954 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 131.417817] refcount_t: addition on 0; use-after-free. [ 131.422970] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 131.452207] CPU: 2 PID: 2954 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 131.459961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.466496] Backtrace: [ 131.468977] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.476560] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 131.482238] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.489565] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.496541] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b74 [ 131.504301] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.511793] r7:00000019 r6:c1a23b74 r5:c1a23b84 r4:c6c30000 [ 131.517473] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 131.526529] r9:c1acfb40 r8:c15e7d98 r7:c6c31f60 r6:00000012 r5:00000000 r4:c6c30000 [ 131.534296] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 131.543968] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 131.553722] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.562513] r5:c695d000 r4:00000033 [ 131.566103] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.574125] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.582052] r9:c6c31f60 r8:c5360540 r7:00000012 r6:b6db8000 r5:c5b74a00 r4:c0c2d878 [ 131.589812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.597653] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6db8000 r5:c5b74a00 r4:00000000 [ 131.605409] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.612556] r10:00000004 r9:00000000 r8:00000000 r7:b6db8000 r6:c6c30000 r5:c5b74a00 [ 131.620391] r4:c5b74a00 [ 131.622938] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.630084] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6effe00 r5:00000012 r4:00000012 [ 131.637841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.645418] Exception stack(0xc6c31fa8 to 0xc6c31ff0) [ 131.650482] 1fa0: 00000012 00000012 00000001 b6db8000 00000012 00000000 [ 131.658671] 1fc0: 00000012 00000012 b6effe00 00000004 00000001 00000000 00020000 be934a54 [ 131.666855] 1fe0: 00000004 be934788 b6e6d94f b6df3c66 [ 131.671984] irq event stamp: 0 [ 131.675063] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.680689] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.688225] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.695767] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.701424] ---[ end trace 5e193b5fb07bd262 ]--- [ 131.706061] lkdtm: Zero detected: saturated # [ 131.378890] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 131.384576] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 131.391040] lkdtm: Good: zero detected # [ 131.394804] lkdtm: Correctly stayed at zero # [ 131.399041] lkdtm: attempting bad refcount_inc() from zero # [ 131.404543] ------------[ cut here ]------------ # [ 131.409244] WARNING: CPU: 2 PID: 2954 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 131.417817] refcount_t: addition on 0; use-after-free. # [ 131.422970] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 131.452207] CPU: 2 PID: 2954 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 131.459961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.466496] Backtrace: # [ 131.468977] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.476560] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 131.482238] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.489565] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.496541] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b74 # [ 131.504301] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.511793] r7:00000019 r6:c1a23b74 r5:c1a23b84 r4:c6c30000 # [ 131.517473] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 131.526529] r9:c1acfb40 r8:c15e7d98 r7:c6c31f60 r6:00000012 r5:00000000 r4:c6c30000 # [ 131.534296] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 131.543968] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 131.553722] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.562513] r5:c695d000 r4:00000033 # [ 131.566103] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.574125] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.582052] r9:c6c31f60 r8:c5360540 r7:00000012 r6:b6db8000 r5:c5b74a00 r4:c0c2d878 # [ 131.589812] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.597653] r9:c07f4cb4 r8:c6c31f60 r7:c2816000 r6:b6db8000 r5:c5b74a00 r4:00000000 # [ 131.605409] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.612556] r10:00000004 r9:00000000 r8:00000000 r7:b6db8000 r6:c6c30000 r5:c5b74a00 # [ 131.620391] r4:c5b74a00 # [ 131.622938] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.630084] r9:c6c30000 r8:c03002e4 r7:00000004 r6:b6effe00 r5:00000012 r4:00000012 # [ 131.637841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.645418] Exception stack(0xc6c31fa8 to 0xc6c31ff0) # [ 131.650482] 1fa0: 00000012 00000012 00000001 b6db8000 00000012 00000000 # [ 131.658671] 1fc0: 00000012 00000012 b6effe00 00000004 00000001 00000000 00020000 be934a54 # [ 131.666855] 1fe0: 00000004 be934788 b6e6d94f b6df3c66 # [ 131.671984] irq event stamp: 0 # [ 131.675063] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.680689] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.688225] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.695767] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.701424] ---[ end trace 5e193b5fb07bd262 ]--- # [ 131.706061] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 132.257339] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 132.263048] lkdtm: attempting safe refcount_add_not_zero() from zero [ 132.269491] lkdtm: Good: zero detected [ 132.273256] lkdtm: Correctly stayed at zero [ 132.277511] lkdtm: attempting bad refcount_add() from zero [ 132.283012] ------------[ cut here ]------------ [ 132.287710] WARNING: CPU: 0 PID: 2988 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 132.296249] refcount_t: addition on 0; use-after-free. [ 132.301467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 132.330679] CPU: 0 PID: 2988 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 132.338430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.344965] Backtrace: [ 132.347446] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.355029] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 132.360706] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.368034] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.375008] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b74 [ 132.382768] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.390261] r7:00000019 r6:c1a23b74 r5:c1a23b84 r4:c5d78000 [ 132.395940] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 132.404998] r9:c1acfb54 r8:c15e7d98 r7:c5d79f60 r6:00000012 r5:00000000 r4:c5d78000 [ 132.412765] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 132.422438] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 132.432194] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.440987] r5:c6bb2000 r4:00000034 [ 132.444578] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.452599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.460528] r9:c5d79f60 r8:c5360540 r7:00000012 r6:b6e9f000 r5:c5acac80 r4:c0c2d878 [ 132.468288] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.476129] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e9f000 r5:c5acac80 r4:00000000 [ 132.483886] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.491032] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5d78000 r5:c5acac80 [ 132.498868] r4:c5acac80 [ 132.501414] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.508560] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000012 r4:00000012 [ 132.516317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.523892] Exception stack(0xc5d79fa8 to 0xc5d79ff0) [ 132.528955] 9fa0: 00000012 00000012 00000001 b6e9f000 00000012 00000000 [ 132.537145] 9fc0: 00000012 00000012 b6fe6e00 00000004 00000001 00000000 00020000 bee7fa54 [ 132.545329] 9fe0: 00000004 bee7f788 b6f5494f b6edac66 [ 132.550454] irq event stamp: 0 [ 132.553533] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.559171] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.566712] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.575090] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.580762] ---[ end trace 5e193b5fb07bd263 ]--- [ 132.585399] lkdtm: Zero detected: saturated # [ 132.257339] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 132.263048] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 132.269491] lkdtm: Good: zero detected # [ 132.273256] lkdtm: Correctly stayed at zero # [ 132.277511] lkdtm: attempting bad refcount_add() from zero # [ 132.283012] ------------[ cut here ]------------ # [ 132.287710] WARNING: CPU: 0 PID: 2988 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 132.296249] refcount_t: addition on 0; use-after-free. # [ 132.301467] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 132.330679] CPU: 0 PID: 2988 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 132.338430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.344965] Backtrace: # [ 132.347446] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.355029] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 132.360706] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.368034] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.375008] r9:00000009 r8:c086d080 r7:00000019 r6:00000009 r5:c086d080 r4:c1a23b74 # [ 132.382768] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.390261] r7:00000019 r6:c1a23b74 r5:c1a23b84 r4:c5d78000 # [ 132.395940] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 132.404998] r9:c1acfb54 r8:c15e7d98 r7:c5d79f60 r6:00000012 r5:00000000 r4:c5d78000 # [ 132.412765] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 132.422438] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 132.432194] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.440987] r5:c6bb2000 r4:00000034 # [ 132.444578] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.452599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.460528] r9:c5d79f60 r8:c5360540 r7:00000012 r6:b6e9f000 r5:c5acac80 r4:c0c2d878 # [ 132.468288] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.476129] r9:c07f4cb4 r8:c5d79f60 r7:c2816000 r6:b6e9f000 r5:c5acac80 r4:00000000 # [ 132.483886] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.491032] r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5d78000 r5:c5acac80 # [ 132.498868] r4:c5acac80 # [ 132.501414] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.508560] r9:c5d78000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000012 r4:00000012 # [ 132.516317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.523892] Exception stack(0xc5d79fa8 to 0xc5d79ff0) # [ 132.528955] 9fa0: 00000012 00000012 00000001 b6e9f000 00000012 00000000 # [ 132.537145] 9fc0: 00000012 00000012 b6fe6e00 00000004 00000001 00000000 00020000 bee7fa54 # [ 132.545329] 9fe0: 00000004 bee7f788 b6f5494f b6edac66 # [ 132.550454] irq event stamp: 0 # [ 132.553533] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.559171] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.566712] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.575090] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.580762] ---[ end trace 5e193b5fb07bd263 ]--- # [ 132.585399] 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 [ 133.183724] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 133.189927] lkdtm: attempting bad refcount_inc() from saturated [ 133.195863] ------------[ cut here ]------------ [ 133.200584] WARNING: CPU: 0 PID: 3025 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 133.210145] refcount_t: saturated; leaking memory. [ 133.215751] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 133.244963] CPU: 0 PID: 3025 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 133.252717] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.259251] Backtrace: [ 133.261738] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.269323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 133.275002] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.282331] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.289306] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 [ 133.297065] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.304560] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c693e000 [ 133.310242] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 133.319214] r9:c1acfb68 r8:c15e7d98 r7:c693ff60 r6:00000017 r5:c6d11000 r4:c693e000 [ 133.326982] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 133.336656] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 133.346845] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.356069] r4:00000035 [ 133.358618] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.366641] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.374569] r9:c693ff60 r8:c5360540 r7:00000017 r6:b6e83000 r5:c68abb80 r4:c0c2d878 [ 133.382330] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.390171] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e83000 r5:c68abb80 r4:00000000 [ 133.397927] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.405073] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c693e000 r5:c68abb80 [ 133.412908] r4:c68abb80 [ 133.415454] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.422601] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000017 r4:00000017 [ 133.430359] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.437936] Exception stack(0xc693ffa8 to 0xc693fff0) [ 133.442999] ffa0: 00000017 00000017 00000001 b6e83000 00000017 00000000 [ 133.451187] ffc0: 00000017 00000017 b6fcae00 00000004 00000001 00000000 00020000 be98ba54 [ 133.459374] ffe0: 00000004 be98b788 b6f3894f b6ebec66 [ 133.464478] irq event stamp: 0 [ 133.467585] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.473181] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 133.480713] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 133.488243] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.493829] ---[ end trace 5e193b5fb07bd264 ]--- [ 133.498490] lkdtm: Saturation detected: still saturated # [ 133.183724] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 133.189927] lkdtm: attempting bad refcount_inc() from saturated # [ 133.195863] ------------[ cut here ]------------ # [ 133.200584] WARNING: CPU: 0 PID: 3025 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 133.210145] refcount_t: saturated; leaking memory. # [ 133.215751] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 133.244963] CPU: 0 PID: 3025 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 133.252717] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.259251] Backtrace: # [ 133.261738] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.269323] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 133.275002] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.282331] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.289306] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 # [ 133.297065] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.304560] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c693e000 # [ 133.310242] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 133.319214] r9:c1acfb68 r8:c15e7d98 r7:c693ff60 r6:00000017 r5:c6d11000 r4:c693e000 # [ 133.326982] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 133.336656] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 133.346845] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.356069] r4:00000035 # [ 133.358618] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.366641] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.374569] r9:c693ff60 r8:c5360540 r7:00000017 r6:b6e83000 r5:c68abb80 r4:c0c2d878 # [ 133.382330] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.390171] r9:c07f4cb4 r8:c693ff60 r7:c2816000 r6:b6e83000 r5:c68abb80 r4:00000000 # [ 133.397927] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.405073] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c693e000 r5:c68abb80 # [ 133.412908] r4:c68abb80 # [ 133.415454] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.422601] r9:c693e000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000017 r4:00000017 # [ 133.430359] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.437936] Exception stack(0xc693ffa8 to 0xc693fff0) # [ 133.442999] ffa0: 00000017 00000017 00000001 b6e83000 00000017 00000000 # [ 133.451187] ffc0: 00000017 00000017 b6fcae00 00000004 00000001 00000000 00020000 be98ba54 # [ 133.459374] ffe0: 00000004 be98b788 b6f3894f b6ebec66 # [ 133.464478] irq event stamp: 0 # [ 133.467585] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.473181] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 133.480713] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 133.488243] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.493829] ---[ end trace 5e193b5fb07bd264 ]--- # [ 133.498490] 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 [ 134.078610] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 134.084756] lkdtm: attempting bad refcount_dec() from saturated [ 134.090833] ------------[ cut here ]------------ [ 134.095524] WARNING: CPU: 1 PID: 3060 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 134.104062] refcount_t: decrement hit 0; leaking memory. [ 134.109429] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 134.138666] CPU: 1 PID: 3060 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 134.146421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.152956] Backtrace: [ 134.155437] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.163018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 134.168697] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.176025] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.183000] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 [ 134.190758] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.198250] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c4790000 [ 134.203931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 134.212902] r9:c1acfb80 r8:c15e7d98 r7:c4791f60 r6:00000017 r5:c6d10000 r4:c4790000 [ 134.220663] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 134.230335] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 134.240532] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.249757] r4:00000036 [ 134.252306] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.260328] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.268256] r9:c4791f60 r8:c5360540 r7:00000017 r6:b6df4000 r5:c44963c0 r4:c0c2d878 [ 134.276016] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.283859] r9:c07f4cb4 r8:c4791f60 r7:c2816000 r6:b6df4000 r5:c44963c0 r4:00000000 [ 134.291614] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.298761] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c4790000 r5:c44963c0 [ 134.306597] r4:c44963c0 [ 134.309142] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.316288] r9:c4790000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000017 r4:00000017 [ 134.324046] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.331622] Exception stack(0xc4791fa8 to 0xc4791ff0) [ 134.336686] 1fa0: 00000017 00000017 00000001 b6df4000 00000017 00000000 [ 134.344875] 1fc0: 00000017 00000017 b6f3be00 00000004 00000001 00000000 00020000 beec2a54 [ 134.353060] 1fe0: 00000004 beec2788 b6ea994f b6e2fc66 [ 134.358205] irq event stamp: 0 [ 134.361285] hardirqs last enabled at (0): [<00000000>] 0x0 [ 134.366913] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 134.374434] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 134.382082] softirqs last disabled at (0): [<00000000>] 0x0 [ 134.387722] ---[ end trace 5e193b5fb07bd265 ]--- [ 134.392363] lkdtm: Saturation detected: still saturated # [ 134.078610] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 134.084756] lkdtm: attempting bad refcount_dec() from saturated # [ 134.090833] ------------[ cut here ]------------ # [ 134.095524] WARNING: CPU: 1 PID: 3060 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 134.104062] refcount_t: decrement hit 0; leaking memory. # [ 134.109429] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 134.138666] CPU: 1 PID: 3060 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 134.146421] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.152956] Backtrace: # [ 134.155437] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.163018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 134.168697] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.176025] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.183000] r9:00000009 r8:c086cfe4 r7:0000001f r6:00000009 r5:c086cfe4 r4:c1a23b74 # [ 134.190758] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.198250] r7:0000001f r6:c1a23b74 r5:c1a23bd8 r4:c4790000 # [ 134.203931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 134.212902] r9:c1acfb80 r8:c15e7d98 r7:c4791f60 r6:00000017 r5:c6d10000 r4:c4790000 # [ 134.220663] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 134.230335] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 134.240532] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.249757] r4:00000036 # [ 134.252306] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.260328] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.268256] r9:c4791f60 r8:c5360540 r7:00000017 r6:b6df4000 r5:c44963c0 r4:c0c2d878 # [ 134.276016] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.283859] r9:c07f4cb4 r8:c4791f60 r7:c2816000 r6:b6df4000 r5:c44963c0 r4:00000000 # [ 134.291614] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.298761] r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c4790000 r5:c44963c0 # [ 134.306597] r4:c44963c0 # [ 134.309142] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.316288] r9:c4790000 r8:c03002e4 r7:00000004 r6:b6f3be00 r5:00000017 r4:00000017 # [ 134.324046] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.331622] Exception stack(0xc4791fa8 to 0xc4791ff0) # [ 134.336686] 1fa0: 00000017 00000017 00000001 b6df4000 00000017 00000000 # [ 134.344875] 1fc0: 00000017 00000017 b6f3be00 00000004 00000001 00000000 00020000 beec2a54 # [ 134.353060] 1fe0: 00000004 beec2788 b6ea994f b6e2fc66 # [ 134.358205] irq event stamp: 0 # [ 134.361285] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 134.366913] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 134.374434] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 134.382082] softirqs last disabled at (0): [<00000000>] 0x0 # [ 134.387722] ---[ end trace 5e193b5fb07bd265 ]--- # [ 134.392363] 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 [ 134.973092] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 134.979398] lkdtm: attempting bad refcount_dec() from saturated [ 134.985356] ------------[ cut here ]------------ [ 134.990147] WARNING: CPU: 2 PID: 3095 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 134.998732] refcount_t: saturated; leaking memory. [ 135.003561] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 135.033152] CPU: 2 PID: 3095 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 135.040923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.047471] Backtrace: [ 135.049988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.057590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 135.063291] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.070641] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 135.077635] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 [ 135.085418] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 135.092930] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c6894000 [ 135.098634] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 135.107625] r9:c1acfb98 r8:c15e7d98 r7:c6895f60 r6:00000017 r5:c6d28000 r4:c6894000 [ 135.115417] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 135.125115] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 135.135327] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.144567] r4:00000037 [ 135.147136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.155181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.163129] r9:c6895f60 r8:c5360540 r7:00000017 r6:b6e0b000 r5:c5b752c0 r4:c0c2d878 [ 135.170911] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.178771] r9:c07f4cb4 r8:c6895f60 r7:c2816000 r6:b6e0b000 r5:c5b752c0 r4:00000000 [ 135.186547] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.193712] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c6894000 r5:c5b752c0 [ 135.201560] r4:c5b752c0 [ 135.204124] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.211290] r9:c6894000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000017 r4:00000017 [ 135.219067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.226657] Exception stack(0xc6895fa8 to 0xc6895ff0) [ 135.231739] 5fa0: 00000017 00000017 00000001 b6e0b000 00000017 00000000 [ 135.239948] 5fc0: 00000017 00000017 b6f52e00 00000004 00000001 00000000 00020000 bebe0a54 [ 135.248149] 5fe0: 00000004 bebe0788 b6ec094f b6e46c66 [ 135.253409] irq event stamp: 0 [ 135.256597] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.262220] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.269818] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.277409] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.283021] ---[ end trace 5e193b5fb07bd266 ]--- [ 135.287762] lkdtm: Saturation detected: still saturated # [ 134.973092] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 134.979398] lkdtm: attempting bad refcount_dec() from saturated # [ 134.985356] ------------[ cut here ]------------ # [ 134.990147] WARNING: CPU: 2 PID: 3095 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 134.998732] refcount_t: saturated; leaking memory. # [ 135.003561] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 135.033152] CPU: 2 PID: 3095 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 135.040923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.047471] Backtrace: # [ 135.049988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.057590] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 135.063291] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.070641] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 135.077635] r9:00000009 r8:c086d04c r7:00000016 r6:00000009 r5:c086d04c r4:c1a23b74 # [ 135.085418] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 135.092930] r7:00000016 r6:c1a23b74 r5:c1a23b4c r4:c6894000 # [ 135.098634] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 135.107625] r9:c1acfb98 r8:c15e7d98 r7:c6895f60 r6:00000017 r5:c6d28000 r4:c6894000 # [ 135.115417] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 135.125115] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 135.135327] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.144567] r4:00000037 # [ 135.147136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.155181] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.163129] r9:c6895f60 r8:c5360540 r7:00000017 r6:b6e0b000 r5:c5b752c0 r4:c0c2d878 # [ 135.170911] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.178771] r9:c07f4cb4 r8:c6895f60 r7:c2816000 r6:b6e0b000 r5:c5b752c0 r4:00000000 # [ 135.186547] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.193712] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c6894000 r5:c5b752c0 # [ 135.201560] r4:c5b752c0 # [ 135.204124] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.211290] r9:c6894000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000017 r4:00000017 # [ 135.219067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.226657] Exception stack(0xc6895fa8 to 0xc6895ff0) # [ 135.231739] 5fa0: 00000017 00000017 00000001 b6e0b000 00000017 00000000 # [ 135.239948] 5fc0: 00000017 00000017 b6f52e00 00000004 00000001 00000000 00020000 bebe0a54 # [ 135.248149] 5fe0: 00000004 bebe0788 b6ec094f b6e46c66 # [ 135.253409] irq event stamp: 0 # [ 135.256597] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.262220] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.269818] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.277409] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.283021] ---[ end trace 5e193b5fb07bd266 ]--- # [ 135.287762] 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 [ 135.878875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 135.885776] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 135.892558] ------------[ cut here ]------------ [ 135.897250] WARNING: CPU: 0 PID: 3127 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 135.905702] refcount_t: saturated; leaking memory. [ 135.910566] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 135.939884] CPU: 0 PID: 3127 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 135.947638] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.954173] Backtrace: [ 135.956654] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.964237] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 135.969916] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.977243] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 135.984217] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 [ 135.991978] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 135.999470] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c5b36000 [ 136.005152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 136.014124] r9:c1acfbb0 r8:c15e7d98 r7:c5b37f60 r6:00000020 r5:c6d11000 r4:c0000000 [ 136.021886] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 136.032342] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 136.044085] r5:c6d11000 r4:c5b36000 [ 136.047684] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.057691] r4:00000038 [ 136.060239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.068262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.076191] r9:c5b37f60 r8:c5360540 r7:00000020 r6:b6e4b000 r5:c68aaa00 r4:c0c2d878 [ 136.083953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.091796] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e4b000 r5:c68aaa00 r4:00000000 [ 136.099551] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.106698] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5b36000 r5:c68aaa00 [ 136.114533] r4:c68aaa00 [ 136.117079] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.124225] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000020 r4:00000020 [ 136.131984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.139561] Exception stack(0xc5b37fa8 to 0xc5b37ff0) [ 136.144626] 7fa0: 00000020 00000020 00000001 b6e4b000 00000020 00000000 [ 136.152816] 7fc0: 00000020 00000020 b6f92e00 00000004 00000001 00000000 00020000 bef2aa54 [ 136.161002] 7fe0: 00000004 bef2a788 b6f0094f b6e86c66 [ 136.166117] irq event stamp: 0 [ 136.169227] hardirqs last enabled at (0): [<00000000>] 0x0 [ 136.174822] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 136.182362] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 136.189911] softirqs last disabled at (0): [<00000000>] 0x0 [ 136.195503] ---[ end trace 5e193b5fb07bd267 ]--- [ 136.200161] lkdtm: Saturation detected: still saturated # [ 135.878875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 135.885776] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 135.892558] ------------[ cut here ]------------ # [ 135.897250] WARNING: CPU: 0 PID: 3127 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 135.905702] refcount_t: saturated; leaking memory. # [ 135.910566] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 135.939884] CPU: 0 PID: 3127 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 135.947638] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.954173] Backtrace: # [ 135.956654] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.964237] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 135.969916] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.977243] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 135.984217] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 # [ 135.991978] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 135.999470] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c5b36000 # [ 136.005152] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 136.014124] r9:c1acfbb0 r8:c15e7d98 r7:c5b37f60 r6:00000020 r5:c6d11000 r4:c0000000 # [ 136.021886] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 136.032342] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 136.044085] r5:c6d11000 r4:c5b36000 # [ 136.047684] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.057691] r4:00000038 # [ 136.060239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.068262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.076191] r9:c5b37f60 r8:c5360540 r7:00000020 r6:b6e4b000 r5:c68aaa00 r4:c0c2d878 # [ 136.083953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.091796] r9:c07f4cb4 r8:c5b37f60 r7:c2816000 r6:b6e4b000 r5:c68aaa00 r4:00000000 # [ 136.099551] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.106698] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5b36000 r5:c68aaa00 # [ 136.114533] r4:c68aaa00 # [ 136.117079] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.124225] r9:c5b36000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:00000020 r4:00000020 # [ 136.131984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.139561] Exception stack(0xc5b37fa8 to 0xc5b37ff0) # [ 136.144626] 7fa0: 00000020 00000020 00000001 b6e4b000 00000020 00000000 # [ 136.152816] 7fc0: 00000020 00000020 b6f92e00 00000004 00000001 00000000 00020000 bef2aa54 # [ 136.161002] 7fe0: 00000004 bef2a788 b6f0094f b6e86c66 # [ 136.166117] irq event stamp: 0 # [ 136.169227] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 136.174822] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 136.182362] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 136.189911] softirqs last disabled at (0): [<00000000>] 0x0 # [ 136.195503] ---[ end trace 5e193b5fb07bd267 ]--- # [ 136.200161] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 136.802293] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 136.809396] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 136.816139] ------------[ cut here ]------------ [ 136.820911] WARNING: CPU: 0 PID: 3161 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 136.829463] refcount_t: saturated; leaking memory. [ 136.834290] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 136.863881] CPU: 0 PID: 3161 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 136.871652] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.878202] Backtrace: [ 136.880719] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.888324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 136.894024] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.901377] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.908371] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 [ 136.916154] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.923663] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6cfa000 [ 136.929366] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 136.938356] r9:c1acfbd0 r8:c15e7d98 r7:c6cfbf60 r6:00000020 r5:c59ca000 r4:c0000000 [ 136.946142] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 136.956616] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 136.968376] r5:c59ca000 r4:c6cfa000 [ 136.971997] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.982018] r4:00000039 [ 136.984589] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.992635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.000582] r9:c6cfbf60 r8:c5360540 r7:00000020 r6:b6e32000 r5:c68ab7c0 r4:c0c2d878 [ 137.008367] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.016229] r9:c07f4cb4 r8:c6cfbf60 r7:c2816000 r6:b6e32000 r5:c68ab7c0 r4:00000000 [ 137.024007] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.031174] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6cfa000 r5:c68ab7c0 [ 137.039024] r4:c68ab7c0 [ 137.041592] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.048760] r9:c6cfa000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000020 r4:00000020 [ 137.056537] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 137.064127] Exception stack(0xc6cfbfa8 to 0xc6cfbff0) [ 137.069210] bfa0: 00000020 00000020 00000001 b6e32000 00000020 00000000 [ 137.077418] bfc0: 00000020 00000020 b6f79e00 00000004 00000001 00000000 00020000 bef9fa54 [ 137.085620] bfe0: 00000004 bef9f788 b6ee794f b6e6dc66 [ 137.090907] irq event stamp: 0 [ 137.094015] hardirqs last enabled at (0): [<00000000>] 0x0 [ 137.099715] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 137.107322] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 137.114849] softirqs last disabled at (0): [<00000000>] 0x0 [ 137.120526] ---[ end trace 5e193b5fb07bd268 ]--- [ 137.125180] lkdtm: Saturation detected: still saturated # [ 136.802293] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 136.809396] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 136.816139] ------------[ cut here ]------------ # [ 136.820911] WARNING: CPU: 0 PID: 3161 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 136.829463] refcount_t: saturated; leaking memory. # [ 136.834290] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 136.863881] CPU: 0 PID: 3161 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 136.871652] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.878202] Backtrace: # [ 136.880719] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.888324] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 136.894024] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.901377] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.908371] r9:00000009 r8:c086d018 r7:00000013 r6:00000009 r5:c086d018 r4:c1a23b74 # [ 136.916154] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.923663] r7:00000013 r6:c1a23b74 r5:c1a23b4c r4:c6cfa000 # [ 136.929366] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 136.938356] r9:c1acfbd0 r8:c15e7d98 r7:c6cfbf60 r6:00000020 r5:c59ca000 r4:c0000000 # [ 136.946142] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 136.956616] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 136.968376] r5:c59ca000 r4:c6cfa000 # [ 136.971997] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.982018] r4:00000039 # [ 136.984589] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.992635] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.000582] r9:c6cfbf60 r8:c5360540 r7:00000020 r6:b6e32000 r5:c68ab7c0 r4:c0c2d878 # [ 137.008367] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.016229] r9:c07f4cb4 r8:c6cfbf60 r7:c2816000 r6:b6e32000 r5:c68ab7c0 r4:00000000 # [ 137.024007] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.031174] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c6cfa000 r5:c68ab7c0 # [ 137.039024] r4:c68ab7c0 # [ 137.041592] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.048760] r9:c6cfa000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000020 r4:00000020 # [ 137.056537] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.064127] Exception stack(0xc6cfbfa8 to 0xc6cfbff0) # [ 137.069210] bfa0: 00000020 00000020 00000001 b6e32000 00000020 00000000 # [ 137.077418] bfc0: 00000020 00000020 b6f79e00 00000004 00000001 00000000 00020000 bef9fa54 # [ 137.085620] bfe0: 00000004 bef9f788 b6ee794f b6e6dc66 # [ 137.090907] irq event stamp: 0 # [ 137.094015] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 137.099715] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 137.107322] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 137.114849] softirqs last disabled at (0): [<00000000>] 0x0 # [ 137.120526] ---[ end trace 5e193b5fb07bd268 ]--- # [ 137.125180] 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 [ 137.744842] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 137.751837] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 137.758601] ------------[ cut here ]------------ [ 137.763256] WARNING: CPU: 2 PID: 3198 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 137.771846] refcount_t: underflow; use-after-free. [ 137.776688] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 137.805927] CPU: 2 PID: 3198 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 137.813681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 137.820217] Backtrace: [ 137.822699] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 137.830283] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 137.835962] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 137.843291] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 137.850266] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 [ 137.858025] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 137.865518] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6cfe000 [ 137.871198] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 137.880256] r9:c1acfbf0 r8:c15e7d98 r7:c6cfff60 r6:00000020 r5:c5f9c000 r4:c6cfe000 [ 137.888023] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 137.898479] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 137.910234] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 137.920239] r4:0000003a [ 137.922787] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 137.930810] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 137.938738] r9:c6cfff60 r8:c5360540 r7:00000020 r6:b6e45000 r5:c5b74280 r4:c0c2d878 [ 137.946500] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 137.954342] r9:c07f4cb4 r8:c6cfff60 r7:c2816000 r6:b6e45000 r5:c5b74280 r4:00000000 [ 137.962099] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 137.969246] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6cfe000 r5:c5b74280 [ 137.977082] r4:c5b74280 [ 137.979629] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 137.986776] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000020 r4:00000020 [ 137.994534] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.002113] Exception stack(0xc6cfffa8 to 0xc6cffff0) [ 138.007177] ffa0: 00000020 00000020 00000001 b6e45000 00000020 00000000 [ 138.015367] ffc0: 00000020 00000020 b6f8ce00 00000004 00000001 00000000 00020000 beaa2a54 [ 138.023554] ffe0: 00000004 beaa2788 b6efa94f b6e80c66 [ 138.028692] irq event stamp: 0 [ 138.031770] hardirqs last enabled at (0): [<00000000>] 0x0 [ 138.037402] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 138.044923] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 138.052483] softirqs last disabled at (0): [<00000000>] 0x0 [ 138.058125] ---[ end trace 5e193b5fb07bd269 ]--- [ 138.062770] lkdtm: Saturation detected: still saturated # [ 137.744842] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 137.751837] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 137.758601] ------------[ cut here ]------------ # [ 137.763256] WARNING: CPU: 2 PID: 3198 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 137.771846] refcount_t: underflow; use-after-free. # [ 137.776688] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 137.805927] CPU: 2 PID: 3198 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 137.813681] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 137.820217] Backtrace: # [ 137.822699] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 137.830283] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 137.835962] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 137.843291] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 137.850266] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 # [ 137.858025] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 137.865518] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6cfe000 # [ 137.871198] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 137.880256] r9:c1acfbf0 r8:c15e7d98 r7:c6cfff60 r6:00000020 r5:c5f9c000 r4:c6cfe000 # [ 137.888023] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 137.898479] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 137.910234] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.920239] r4:0000003a # [ 137.922787] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.930810] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.938738] r9:c6cfff60 r8:c5360540 r7:00000020 r6:b6e45000 r5:c5b74280 r4:c0c2d878 # [ 137.946500] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 137.954342] r9:c07f4cb4 r8:c6cfff60 r7:c2816000 r6:b6e45000 r5:c5b74280 r4:00000000 # [ 137.962099] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.969246] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6cfe000 r5:c5b74280 # [ 137.977082] r4:c5b74280 # [ 137.979629] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.986776] r9:c6cfe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000020 r4:00000020 # [ 137.994534] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.002113] Exception stack(0xc6cfffa8 to 0xc6cffff0) # [ 138.007177] ffa0: 00000020 00000020 00000001 b6e45000 00000020 00000000 # [ 138.015367] ffc0: 00000020 00000020 b6f8ce00 00000004 00000001 00000000 00020000 beaa2a54 # [ 138.023554] ffe0: 00000004 beaa2788 b6efa94f b6e80c66 # [ 138.028692] irq event stamp: 0 # [ 138.031770] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.037402] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 138.044923] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 138.052483] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.058125] ---[ end trace 5e193b5fb07bd269 ]--- # [ 138.062770] 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 [ 138.636264] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 138.643307] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 138.650195] ------------[ cut here ]------------ [ 138.654888] WARNING: CPU: 1 PID: 3233 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 138.663487] refcount_t: underflow; use-after-free. [ 138.668330] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 138.697569] CPU: 1 PID: 3233 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 138.705323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 138.711858] Backtrace: [ 138.714339] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 138.721922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 138.727599] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 138.734929] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 138.741905] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 [ 138.749665] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 138.757158] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6a38000 [ 138.762837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 138.771897] r9:c1acfc10 r8:c15e7d98 r7:c6a39f60 r6:00000020 r5:c6cc1000 r4:c6a38000 [ 138.779663] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 138.790121] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 138.801875] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 138.811882] r4:0000003b [ 138.814431] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 138.822455] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 138.830383] r9:c6a39f60 r8:c5360540 r7:00000020 r6:b6dcd000 r5:c4496780 r4:c0c2d878 [ 138.838146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 138.845988] r9:c07f4cb4 r8:c6a39f60 r7:c2816000 r6:b6dcd000 r5:c4496780 r4:00000000 [ 138.853745] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 138.860892] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6a38000 r5:c4496780 [ 138.868729] r4:c4496780 [ 138.871276] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 138.878423] r9:c6a38000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020 [ 138.886182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 138.893759] Exception stack(0xc6a39fa8 to 0xc6a39ff0) [ 138.898825] 9fa0: 00000020 00000020 00000001 b6dcd000 00000020 00000000 [ 138.907013] 9fc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 be91ba54 [ 138.915198] 9fe0: 00000004 be91b788 b6e8294f b6e08c66 [ 138.920337] irq event stamp: 0 [ 138.923415] hardirqs last enabled at (0): [<00000000>] 0x0 [ 138.929043] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 138.936591] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 138.944125] softirqs last disabled at (0): [<00000000>] 0x0 [ 138.949772] ---[ end trace 5e193b5fb07bd26a ]--- [ 138.954414] lkdtm: Saturation detected: still saturated # [ 138.636264] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 138.643307] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 138.650195] ------------[ cut here ]------------ # [ 138.654888] WARNING: CPU: 1 PID: 3233 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 138.663487] refcount_t: underflow; use-after-free. # [ 138.668330] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imx_ldb dw_hdmi_imx etnaviv gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 138.697569] CPU: 1 PID: 3233 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 138.705323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 138.711858] Backtrace: # [ 138.714339] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.721922] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 138.727599] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.734929] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 138.741905] r9:00000009 r8:c086d0b4 r7:0000001c r6:00000009 r5:c086d0b4 r4:c1a23b74 # [ 138.749665] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 138.757158] r7:0000001c r6:c1a23b74 r5:c1a23bb0 r4:c6a38000 # [ 138.762837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 138.771897] r9:c1acfc10 r8:c15e7d98 r7:c6a39f60 r6:00000020 r5:c6cc1000 r4:c6a38000 # [ 138.779663] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 138.790121] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 138.801875] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.811882] r4:0000003b # [ 138.814431] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.822455] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.830383] r9:c6a39f60 r8:c5360540 r7:00000020 r6:b6dcd000 r5:c4496780 r4:c0c2d878 # [ 138.838146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 138.845988] r9:c07f4cb4 r8:c6a39f60 r7:c2816000 r6:b6dcd000 r5:c4496780 r4:00000000 # [ 138.853745] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.860892] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6a38000 r5:c4496780 # [ 138.868729] r4:c4496780 # [ 138.871276] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.878423] r9:c6a38000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020 # [ 138.886182] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.893759] Exception stack(0xc6a39fa8 to 0xc6a39ff0) # [ 138.898825] 9fa0: 00000020 00000020 00000001 b6dcd000 00000020 00000000 # [ 138.907013] 9fc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 be91ba54 # [ 138.915198] 9fe0: 00000004 be91b788 b6e8294f b6e08c66 # [ 138.920337] irq event stamp: 0 # [ 138.923415] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.929043] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 138.936591] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 138.944125] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.949772] ---[ end trace 5e193b5fb07bd26a ]--- # [ 138.954414] 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 [ 139.943937] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 139.950084] lkdtm: attempting good copy_to_user of correct size [ 139.956060] lkdtm: attempting bad copy_to_user of too large size # [ 139.943937] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 139.950084] lkdtm: attempting good copy_to_user of correct size # [ 139.956060] 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 [ 140.495140] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 140.501443] lkdtm: attempting good copy_from_user of correct size [ 140.507649] lkdtm: attempting bad copy_from_user of too large size # [ 140.495140] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 140.501443] lkdtm: attempting good copy_from_user of correct size # [ 140.507649] 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 [ 141.033967] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 141.040674] lkdtm: attempting good copy_to_user inside whitelist [ 141.046909] lkdtm: attempting bad copy_to_user outside whitelist # [ 141.033967] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 141.040674] lkdtm: attempting good copy_to_user inside whitelist # [ 141.046909] 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 [ 141.586917] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 141.593611] lkdtm: attempting good copy_from_user inside whitelist [ 141.599924] lkdtm: attempting bad copy_from_user outside whitelist # [ 141.586917] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 141.593611] lkdtm: attempting good copy_from_user inside whitelist # [ 141.599924] 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 [ 142.121756] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 142.128034] lkdtm: good_stack: c6c35e0c-c6c35e2c [ 142.132668] lkdtm: bad_stack : c6c35d84-c6c35da4 [ 142.137371] lkdtm: attempting good copy_to_user of local stack [ 142.143259] lkdtm: attempting bad copy_to_user of distant stack # [ 142.121756] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 142.128034] lkdtm: good_stack: c6c35e0c-c6c35e2c # [ 142.132668] lkdtm: bad_stack : c6c35d84-c6c35da4 # [ 142.137371] lkdtm: attempting good copy_to_user of local stack # [ 142.143259] 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 [ 142.677997] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 142.684381] lkdtm: good_stack: c6b55e0c-c6b55e2c [ 142.689067] lkdtm: bad_stack : c6b55d84-c6b55da4 [ 142.693716] lkdtm: attempting good copy_from_user of local stack [ 142.699810] lkdtm: attempting bad copy_from_user of distant stack # [ 142.677997] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 142.684381] lkdtm: good_stack: c6b55e0c-c6b55e2c # [ 142.689067] lkdtm: bad_stack : c6b55d84-c6b55da4 # [ 142.693716] lkdtm: attempting good copy_from_user of local stack # [ 142.699810] 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 [ 143.212356] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 143.218538] lkdtm: good_stack: c69dde0c-c69dde2c [ 143.223194] lkdtm: bad_stack : c69ddffc-c69de01c [ 143.227947] lkdtm: attempting good copy_to_user of local stack [ 143.233838] lkdtm: attempting bad copy_to_user of distant stack # [ 143.212356] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 143.218538] lkdtm: good_stack: c69dde0c-c69dde2c # [ 143.223194] lkdtm: bad_stack : c69ddffc-c69de01c # [ 143.227947] lkdtm: attempting good copy_to_user of local stack # [ 143.233838] 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 [ 143.754612] lkdtm: Performing direct entry USERCOPY_KERNEL [ 143.760271] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 [ 143.767520] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 [ 143.774363] lkdtm: FAIL: survived bad copy_to_user() # [ 143.754612] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 143.760271] lkdtm: attempting good copy_to_user from kernel rodata: c15e8044 # [ 143.767520] lkdtm: attempting bad copy_to_user from kernel text: c0539cf8 # [ 143.774363] 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 [ 144.321806] lkdtm: Performing direct entry STACKLEAK_ERASING [ 144.327631] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 144.334700] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 144.341683] lkdtm: FAIL: the thread stack is NOT properly erased [ 144.347755] CPU: 2 PID: 3598 Comm: cat Tainted: G D W 5.10.136-cip14 #1 [ 144.355508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 144.362042] Backtrace: [ 144.364525] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 144.372109] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 144.377788] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 144.385117] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 144.393657] r9:c1acfd18 r8:c15e7d98 r7:c5bbdf60 r6:c5bbde34 r5:c5bbc000 r4:0000078d [ 144.401424] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 144.410220] r8:c15e7d98 r7:c5bbdf60 r6:00000012 r5:c6d73000 r4:00000046 [ 144.416937] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 144.424960] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 144.432889] r9:c5bbdf60 r8:c5360540 r7:00000012 r6:b6e49000 r5:c5a68000 r4:c0c2d878 [ 144.440650] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 144.448492] r9:c07f4cb4 r8:c5bbdf60 r7:c2816000 r6:b6e49000 r5:c5a68000 r4:00000000 [ 144.456250] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 144.463397] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5bbc000 r5:c5a68000 [ 144.471232] r4:c5a68000 [ 144.473778] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 144.480924] r9:c5bbc000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000012 r4:00000012 [ 144.488684] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 144.496262] Exception stack(0xc5bbdfa8 to 0xc5bbdff0) [ 144.501327] dfa0: 00000012 00000012 00000001 b6e49000 00000012 00000000 [ 144.509517] dfc0: 00000012 00000012 b6f90e00 00000004 00000001 00000000 00020000 be91ba54 [ 144.517703] dfe0: 00000004 be91b788 b6efe94f b6e84c66 # [ 144.321806] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 144.327631] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 144.334700] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 144.341683] lkdtm: FAIL: the thread stack is NOT properly erased # [ 144.347755] CPU: 2 PID: 3598 Comm: cat Tainted: G D W 5.10.136-cip14 #1 # [ 144.355508] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 144.362042] Backtrace: # [ 144.364525] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.372109] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 144.377788] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.385117] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 144.393657] r9:c1acfd18 r8:c15e7d98 r7:c5bbdf60 r6:c5bbde34 r5:c5bbc000 r4:0000078d # [ 144.401424] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.410220] r8:c15e7d98 r7:c5bbdf60 r6:00000012 r5:c6d73000 r4:00000046 # [ 144.416937] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.424960] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.432889] r9:c5bbdf60 r8:c5360540 r7:00000012 r6:b6e49000 r5:c5a68000 r4:c0c2d878 # [ 144.440650] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 144.448492] r9:c07f4cb4 r8:c5bbdf60 r7:c2816000 r6:b6e49000 r5:c5a68000 r4:00000000 # [ 144.456250] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.463397] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5bbc000 r5:c5a68000 # [ 144.471232] r4:c5a68000 # [ 144.473778] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.480924] r9:c5bbc000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000012 r4:00000012 # [ 144.488684] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.496262] Exception stack(0xc5bbdfa8 to 0xc5bbdff0) # [ 144.501327] dfa0: 00000012 00000012 00000001 b6e49000 00000012 00000000 # [ 144.509517] dfc0: 00000012 00000012 b6f90e00 00000004 00000001 00000000 00020000 be91ba54 # [ 144.517703] dfe0: 00000004 be91b788 b6efe94f b6e84c66 # 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 [ 145.060856] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 145.066645] lkdtm: Calling matched prototype ... [ 145.071299] lkdtm: Calling mismatched prototype ... [ 145.076208] lkdtm: Fail: survived mismatched prototype function call! # [ 145.060856] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 145.066645] lkdtm: Calling matched prototype ... # [ 145.071299] lkdtm: Calling mismatched prototype ... # [ 145.076208] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #