[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.37 (15 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 10355559/tftp-deploy-tmoivwu9/kernel/zImage tftp 0x10000000 10355559/tftp-deploy-tmoivwu9/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '10355559/tftp-deploy-tmoivwu9/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ######### 8.6 MiB/s done Bytes transferred = 12526080 (bf2200 hex) => tftp 0x14000000 10355559/tftp-deploy-tmoivwu9/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 10355559/tftp-deploy-tmoivwu9/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '10355559/tftp-deploy-tmoivwu9/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 10.3 MiB/s done Bytes transferred = 15275883 (e9176b hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 10355559/tftp-deploy-tmoivwu9/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 10355559/tftp-deploy-tmoivwu9/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '10355559/tftp-deploy-tmoivwu9/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 8.1 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10355559/extract-nfsrootfs-tpzqyjzy,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10355559/extract-nfsrootfs-tpzqyjzy,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbf2200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15275819 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 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.180-cip32 (KernelCI@build-j1519679-arm-gcc-10-multi-v7-defconfig-kselftest-cvkjc) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed May 17 13:50:38 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10355559/extract-nfsrootfs-tpzqyjzy,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: 921596K/1048576K available (17408K kernel code, 2659K rwdata, 8124K rodata, 2048K init, 6691K bss, 61444K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56067 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004650] Console: colour dummy device 80x30 [ 0.004719] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004749] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004778] ... MAX_LOCK_DEPTH: 48 [ 0.004806] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004833] ... CLASSHASH_SIZE: 4096 [ 0.004860] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004886] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004912] ... CHAINHASH_SIZE: 32768 [ 0.004939] memory used by lock dependency info: 4061 kB [ 0.004966] memory used for stack traces: 2112 kB [ 0.004993] per task-struct memory footprint: 1536 bytes [ 0.005093] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005145] pid_max: default: 32768 minimum: 301 [ 0.005503] LSM: Security Framework initializing [ 0.005612] LSM support for eBPF active [ 0.005752] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005804] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008348] CPU: Testing write buffer coherency: ok [ 0.008480] CPU0: Spectre v2: using BPIALL workaround [ 0.009505] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013038] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015489] rcu: Hierarchical SRCU implementation. [ 0.024507] EFI services will not be available. [ 0.025671] smp: Bringing up secondary CPUs ... [ 0.028570] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.028586] CPU1: Spectre v2: using BPIALL workaround [ 0.032071] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.032086] CPU2: Spectre v2: using BPIALL workaround [ 0.035222] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.035236] CPU3: Spectre v2: using BPIALL workaround [ 0.035908] smp: Brought up 1 node, 4 CPUs [ 0.035945] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.035976] CPU: All CPU(s) started in SVC mode. [ 0.038379] devtmpfs: initialized [ 0.086439] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.089478] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.089547] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.094562] pinctrl core: initialized pinctrl subsystem [ 0.100981] DMI not present or invalid. [ 0.103160] NET: Registered protocol family 16 [ 0.112945] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.121442] thermal_sys: Registered thermal governor 'step_wise' [ 0.121950] cpuidle: using governor menu [ 0.122434] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.761002] vdd1p1: supplied by regulator-dummy [ 0.788132] vdd3p0: supplied by regulator-dummy [ 0.814903] vdd2p5: supplied by regulator-dummy [ 0.841662] vddarm: supplied by regulator-dummy [ 0.869300] vddpu: supplied by regulator-dummy [ 0.895288] vddsoc: supplied by regulator-dummy [ 2.039412] No ATAGs? [ 2.039949] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.040027] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.056948] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.082515] Serial: AMBA PL011 UART driver [ 2.138808] Kprobes globally optimized [ 2.241133] iommu: Default domain type: Translated [ 2.243352] vgaarb: loaded [ 2.247617] SCSI subsystem initialized [ 2.249923] usbcore: registered new interface driver usbfs [ 2.250207] usbcore: registered new interface driver hub [ 2.250410] usbcore: registered new device driver usb [ 2.257160] i2c i2c-0: IMX I2C adapter registered [ 2.263197] i2c i2c-1: IMX I2C adapter registered [ 2.267138] i2c i2c-2: IMX I2C adapter registered [ 2.271218] pps_core: LinuxPPS API ver. 1 registered [ 2.271256] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.271344] PTP clock support registered [ 2.287482] clocksource: Switched to clocksource mxc_timer1 [ 3.852924] NET: Registered protocol family 2 [ 3.853686] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 3.856660] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 3.856829] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 3.857042] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 3.858589] TCP: Hash tables configured (established 8192 bind 8192) [ 3.859612] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 3.859940] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 3.860192] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 3.860883] NET: Registered protocol family 1 [ 3.863510] RPC: Registered named UNIX socket transport module. [ 3.863592] RPC: Registered udp transport module. [ 3.863626] RPC: Registered tcp transport module. [ 3.863660] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.863712] NET: Registered protocol family 44 [ 3.863775] PCI: CLS 0 bytes, default 64 [ 3.865955] Trying to unpack rootfs image as initramfs... [ 5.641590] Freeing initrd memory: 14920K [ 5.642648] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 5.643669] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 5.651781] Initialise system trusted keyrings [ 5.652804] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 5.695703] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.699082] NFS: Registering the id_resolver key type [ 5.699269] Key type id_resolver registered [ 5.699350] Key type id_legacy registered [ 5.699901] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.700001] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.700189] ntfs: driver 2.1.32 [Flags: R/O]. [ 5.702085] Key type asymmetric registered [ 5.702204] Asymmetric key parser 'x509' registered [ 5.702579] bounce: pool size: 64 pages [ 5.702727] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 5.702826] io scheduler mq-deadline registered [ 5.702866] io scheduler kyber registered [ 5.703694] test_firmware: interface ready [ 5.862001] mxs-dma 110000.dma-apbh: initialized [ 5.919485] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 5.919735] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.138113] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.156486] SuperH (H)SCI(F) driver initialized [ 6.159257] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.163858] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.093521] printk: console [ttymxc1] enabled [ 7.103661] msm_serial: driver initialized [ 7.108809] STMicroelectronics ASC driver initialized [ 7.119848] STM32 USART driver initialized [ 7.143823] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.165185] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.173538] panel-simple panel-lcd: Specify missing connector_type [ 7.181196] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.230023] brd: module loaded [ 7.282574] loop: module loaded [ 7.288671] lkdtm: No crash points registered, enable through debugfs [ 7.309169] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 7.317127] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 7.325224] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 7.333496] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 7.341512] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 7.349688] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 7.357354] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 7.368615] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 7.375637] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 7.384546] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 7.398614] scsi host0: ahci-imx [ 7.403928] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 7.463112] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 7.476123] pps pps0: new PPS source ptp0 [ 7.520073] fec 2188000.ethernet eth0: registered PHC device 0 [ 7.530305] e1000e: Intel(R) PRO/1000 Network Driver [ 7.535302] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 7.541526] igb: Intel(R) Gigabit Ethernet Network Driver [ 7.546955] igb: Copyright (c) 2007-2014 Intel Corporation. [ 7.572647] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 7.580264] usbcore: registered new interface driver pegasus [ 7.586136] usbcore: registered new interface driver asix [ 7.591743] usbcore: registered new interface driver ax88179_178a [ 7.598037] usbcore: registered new interface driver cdc_ether [ 7.604110] usbcore: registered new interface driver smsc75xx [ 7.610133] usbcore: registered new interface driver smsc95xx [ 7.616039] usbcore: registered new interface driver net1080 [ 7.621898] usbcore: registered new interface driver cdc_subset [ 7.628042] usbcore: registered new interface driver zaurus [ 7.633860] usbcore: registered new interface driver cdc_ncm [ 7.651305] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 7.657984] ehci-pci: EHCI PCI platform driver [ 7.662596] ehci-platform: EHCI generic platform driver [ 7.668834] ehci-orion: EHCI orion driver [ 7.673708] SPEAr-ehci: EHCI SPEAr driver [ 7.678584] ehci-st: EHCI STMicroelectronics driver [ 7.684262] ehci-exynos: EHCI Exynos driver [ 7.689277] ehci-atmel: EHCI Atmel driver [ 7.694064] tegra-ehci: Tegra EHCI driver [ 7.698945] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 7.705217] ohci-pci: OHCI PCI platform driver [ 7.709874] ohci-platform: OHCI generic platform driver [ 7.715986] SPEAr-ohci: OHCI SPEAr driver [ 7.720857] ohci-st: OHCI STMicroelectronics driver [ 7.726558] ohci-atmel: OHCI Atmel driver [ 7.733792] usbcore: registered new interface driver usb-storage [ 7.759874] ata1: SATA link down (SStatus 0 SControl 300) [ 7.765638] ahci-imx 2200000.sata: no device found, disabling link. [ 7.769594] i2c /dev entries driver [ 7.772033] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 7.850737] sdhci: Secure Digital Host Controller Interface driver [ 7.856950] sdhci: Copyright(c) Pierre Ossman [ 7.870219] Synopsys Designware Multimedia Card Interface Driver [ 7.882970] sdhci-pltfm: SDHCI platform and OF driver helper [ 7.892202] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 7.892210] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 7.892368] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 7.908966] ledtrig-cpu: registered to indicate activity on CPUs [ 7.918573] usbcore: registered new interface driver usbhid [ 7.924180] usbhid: USB HID core driver [ 7.945562] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 7.951364] netem: version 1.3 [ 7.955775] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 7.963645] IPv4 over IPsec tunneling driver [ 7.968499] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 7.972478] NET: Registered protocol family 10 [ 7.985307] Segment Routing with IPv6 [ 7.994730] NET: Registered protocol family 17 [ 8.000898] 8021q: 802.1Q VLAN Support v1.8 [ 8.006036] Key type dns_resolver registered [ 8.024227] ThumbEE CPU extension supported. [ 8.028638] Registering SWP/SWPB emulation handler [ 8.037247] Loading compiled-in X.509 certificates [ 8.194717] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.203107] panel-simple panel-lcd: Specify missing connector_type [ 8.210549] mmc2: new high speed SDHC card at address e624 [ 8.215489] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.219248] mmcblk2: mmc2:e624 SL16G 14.8 GiB [ 8.250594] imx_usb 2184200.usb: No over current polarity defined [ 8.263397] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.263533] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 8.271010] GPT:7812499 != 31116287 [ 8.276214] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 8.279475] GPT:Alternate GPT header not at the end of the disk. [ 8.279494] GPT:7812499 != 31116287 [ 8.296095] GPT: Use GNU Parted to correct GPT errors. [ 8.301337] mmcblk2: p1 p2 p3 [ 8.328080] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 8.341501] hub 1-0:1.0: USB hub found [ 8.345750] hub 1-0:1.0: 1 port detected [ 8.361145] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 8.390653] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.398932] panel-simple panel-lcd: Specify missing connector_type [ 8.411191] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.438845] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.446970] panel-simple panel-lcd: Specify missing connector_type [ 8.459278] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.476748] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 8.503108] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.511347] panel-simple panel-lcd: Specify missing connector_type [ 8.523670] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.544415] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 8.727915] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 8.935830] hub 1-1:1.0: USB hub found [ 8.941581] hub 1-1:1.0: 3 ports detected [ 8.971291] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.979677] panel-simple panel-lcd: Specify missing connector_type [ 8.993601] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.679304] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 11.697637] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 11.728674] Sending DHCP requests ., OK [ 11.771846] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.37 [ 11.780144] IP-Config: Complete: [ 11.783446] device=eth0, hwaddr=00:19:b8:08:f0:fd, ipaddr=192.168.201.37, mask=255.255.255.0, gw=192.168.201.1 [ 11.794081] host=imx6q-sabrelite-lava-cbg-7, domain=lava-rack, nis-domain=(none) [ 11.802082] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 11.802121] nameserver0=192.168.201.1 [ 11.866096] Freeing unused kernel memory: 2048K [ 11.878186] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u2 [ 15.412084] imx-ipuv3 2400000.ipu: IPUv3H probed [ 15.451781] panel-simple panel-lcd: supply power not found, using dummy regulator [ 15.460145] panel-simple panel-lcd: Specify missing connector_type [ 15.473580] imx-ipuv3 2800000.ipu: IPUv3H probed [ 15.485246] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 15.501377] CAN device driver interface [ 15.535404] panel-simple panel-lcd: supply power not found, using dummy regulator [ 15.546182] panel-simple panel-lcd: Specify missing connector_type [ 15.564519] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 15.624699] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 15.654250] caam 2100000.crypto: Entropy delay = 3200 [ 15.661408] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 15.720206] caam 2100000.crypto: Instantiated RNG4 SH0 [ 15.754355] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 15.761014] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 15.780967] caam 2100000.crypto: Instantiated RNG4 SH1 [ 15.786174] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 15.792912] caam 2100000.crypto: job rings = 2, qi = 0 [ 15.808337] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 15.815431] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 15.821763] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 15.833973] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 15.835092] panel-simple panel-lcd: supply power not found, using dummy regulator [ 15.847215] panel-simple panel-lcd: Specify missing connector_type [ 15.855575] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 15.861455] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 15.878071] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 15.940769] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 15.945174] panel-simple panel-lcd: supply power not found, using dummy regulator [ 15.949506] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 15.957314] panel-simple panel-lcd: Specify missing connector_type [ 15.965300] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 15.979234] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 15.979941] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 15.987587] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 15.995852] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 16.011999] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 16.022159] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.054363] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.062708] panel-simple panel-lcd: Specify missing connector_type [ 16.082633] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 16.091554] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 16.100130] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 16.108685] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 16.124419] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.718749] caam algorithms registered in /proc/crypto [ 16.730442] caam 2100000.crypto: registering rng-caam [ 16.760100] panel-simple panel-lcd: supply power not found, using dummy regulator [ 16.769477] panel-simple panel-lcd: Specify missing connector_type [ 16.788907] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 16.797340] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 16.805939] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 16.814376] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 16.829360] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 16.860118] panel-simple panel-lcd: supply power not found, using dummy regulator Begin: Loading essential drivers [ 16.868412] panel-simple panel-lcd: Specify missing connector_type ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available [ 16.919173] random: crng init done Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fd mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.37 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-7 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 18.962810] systemd[1]: System time before build time, advancing clock. [ 19.163689] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 19.201995] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 19.253692] systemd[1]: Set hostname to . [ 20.633653] systemd[1]: Queued start job for default target Graphical Interface. [ 20.647078] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 20.693583] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 20.713824] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 20.762725] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 20.812488] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 20.861781] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 20.910167] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 20.922995] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 20.970153] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 21.007996] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 21.048416] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 21.088383] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 21.132685] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 21.230128] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 21.243615] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 21.293801] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 21.334120] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 21.398773] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 21.453613] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 21.501498] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 21.511628] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 21.529485] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 21.581071] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 21.638148] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 21.690527] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 21.741179] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 21.790184] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 21.855075] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 21.864755] fuse: init (API version 7.32) [ 21.885473] systemd[1]: Starting Journal Service... Starting Journal Service... [ 21.935613] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 21.980929] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 22.036730] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 22.105827] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 22.159738] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 22.205272] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 22.301772] systemd[1]: modprobe@configfs.service: Succeeded. [ 22.311638] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 22.352826] systemd[1]: modprobe@drm.service: Succeeded. [ 22.362695] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 22.402805] systemd[1]: modprobe@fuse.service: Succeeded. [ 22.412178] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 22.452492] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 22.492279] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 22.548585] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 22.596287] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 22.657014] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 22.666754] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 22.684916] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 22.736500] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 22.798315] systemd[1]: Starting Create System Users... Starting Create System Users... [ 22.858369] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 23.253653] systemd-journald[277]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... [ OK ] Started Network Name Resolution. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.180-cip32 #1 SMP Wed May 17 13:50:38 UTC 2023 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10355559/extract-nfsrootfs-tpzqyjzy' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10355559/extract-nfsrootfs-tpzqyjzy' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-10355559/environment . /lava-10355559/environment / # /lava-10355559/bin/lava-test-runner /lava-10355559/0 /lava-10355559/bin/lava-test-runner /lava-10355559/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-10355559/0/tests/0_timesync-off ++ cat uuid + UUID=10355559_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-10355559/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=10355559_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.179-cip32-384-g291adc46abef0/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2023-05-17 14:13:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.179-cip32-384-g291adc46abef0/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: 1409572 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 50.15K 180KB/s kselftest.tar.xz 8%[> ] 113.78K 202KB/s kselftest.tar.xz 15%[==> ] 209.94K 247KB/s kselftest.tar.xz 20%[===> ] 284.89K 251KB/s kselftest.tar.xz 25%[====> ] 354.17K 250KB/s kselftest.tar.xz 30%[=====> ] 421.12K 248KB/s kselftest.tar.xz 36%[======> ] 498.89K 251KB/s kselftest.tar.xz 41%[=======> ] 573.84K 253KB/s kselftest.tar.xz 46%[========> ] 637.47K 250KB/s kselftest.tar.xz 48%[========> ] 671.41K 240KB/s kselftest.tar.xz 51%[=========> ] 714.76K 229KB/s eta 3s kselftest.tar.xz 53%[=========> ] 739.28K 217KB/s eta 3s kselftest.tar.xz 56%[==========> ] 778.39K 211KB/s eta 3s kselftest.tar.xz 58%[==========> ] 802.43K 199KB/s eta 3s kselftest.tar.xz 60%[===========> ] 829.30K 193KB/s eta 3s kselftest.tar.xz 61%[===========> ] 848.17K 186KB/s eta 3s kselftest.tar.xz 63%[===========> ] 867.96K 181KB/s eta 3s kselftest.tar.xz 64%[===========> ] 890.59K 175KB/s eta 3s kselftest.tar.xz 66%[============> ] 916.04K 167KB/s eta 3s kselftest.tar.xz 68%[============> ] 944.32K 149KB/s eta 3s kselftest.tar.xz 70%[=============> ] 972.60K 142KB/s eta 3s kselftest.tar.xz 72%[=============> ] 998.06K 135KB/s eta 3s kselftest.tar.xz 74%[=============> ] 1.00M 125KB/s eta 2s kselftest.tar.xz 76%[==============> ] 1.03M 110KB/s eta 2s kselftest.tar.xz 79%[==============> ] 1.07M 103KB/s eta 2s kselftest.tar.xz 81%[===============> ] 1.10M 106KB/s eta 2s kselftest.tar.xz 84%[===============> ] 1.13M 98.8KB/s eta 1s kselftest.tar.xz 86%[================> ] 1.17M 102KB/s eta 1s kselftest.tar.xz 88%[================> ] 1.18M 98.0KB/s eta 1s kselftest.tar.xz 89%[================> ] 1.21M 98.5KB/s eta 1s kselftest.tar.xz 91%[=================> ] 1.23M 101KB/s eta 1s kselftest.tar.xz 93%[=================> ] 1.25M 102KB/s eta 1s kselftest.tar.xz 95%[==================> ] 1.28M 104KB/s eta 1s kselftest.tar.xz 97%[==================> ] 1.31M 106KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 111KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 111KB/s in 9.5s 2023-05-17 14:13:25 (144 KB/s) - 'kselftest.tar.xz' saved [1409572/1409572] skiplist: ======================================== ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 63.857978] 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 [ 64.811555] lkdtm: Performing direct entry BUG [ 64.816318] ------------[ cut here ]------------ [ 64.820957] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 64.826207] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 64.831367] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 64.860653] CPU: 3 PID: 698 Comm: cat Not tainted 5.10.180-cip32 #1 [ 64.866943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 64.873509] PC is at lkdtm_BUG+0x14/0x18 [ 64.877459] LR is at lkdtm_do_action+0x2c/0x4c [ 64.881926] pc : [] lr : [] psr: a00e0013 [ 64.888213] sp : c6223e58 ip : c6223e68 fp : c6223e64 [ 64.893459] r10: 00000004 r9 : c1ad0e54 r8 : c15e8cf8 [ 64.898705] r7 : c6223f60 r6 : 00000004 r5 : c6616000 r4 : 00000001 [ 64.905253] r3 : c0c54890 r2 : 172f5cd1 r1 : ef7c05e0 r0 : c15e8d00 [ 64.911805] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 64.918964] Control: 10c5387d Table: 1612404a DAC: 00000051 [ 64.924736] Process cat (pid: 698, stack limit = 0xc0291134) [ 64.930418] Stack: (0xc6223e58 to 0xc6224000) [ 64.934803] 3e40: c6223e74 c6223e68 [ 64.943013] 3e60: c0c54324 c0c5489c c6223e9c c6223e78 c0c54824 c0c54304 c0c54704 c62f2640 [ 64.951223] 3e80: b6e1d000 00000004 c53113c0 c6223f60 c6223ec4 c6223ea0 c07e03d4 c0c54710 [ 64.959431] 3ea0: 00000000 c62f2640 b6e1d000 c2b61000 c6223f60 c07e0370 c6223f5c c6223ec8 [ 64.967639] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c6222000 [ 64.975846] 3ee0: b6e1d000 00020000 00000004 00000004 0001fffc c6223ee0 00000001 b6e1c000 [ 64.984053] 3f00: c6304640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 64.992262] 3f20: 00000000 00000000 c13d3050 172f5cd1 c205e6e0 c62f2640 c62f2640 c6222000 [ 65.000471] 3f40: b6e1d000 00000000 00000000 00000004 c6223f94 c6223f60 c059b1ec c059ab40 [ 65.008677] 3f60: 00000000 00000000 c6223fac 172f5cd1 00000004 00000004 b6f64e00 00000004 [ 65.016884] 3f80: c03002e4 c6222000 c6223fa4 c6223f98 c059b27c c059b184 00000000 c6223fa8 [ 65.025090] 3fa0: c03000c0 c059b270 00000004 00000004 00000001 b6e1d000 00000004 00000000 [ 65.033296] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 [ 65.041505] 3fe0: 00000004 bec157f8 b6eced8f b6e557e6 800e0030 00000001 00000000 00000000 [ 65.049698] Backtrace: [ 65.052196] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 65.059801] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 65.067846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 65.075796] r9:c6223f60 r8:c53113c0 r7:00000004 r6:b6e1d000 r5:c62f2640 r4:c0c54704 [ 65.083581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 65.091443] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6e1d000 r5:c62f2640 r4:00000000 [ 65.099220] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 65.106386] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6222000 r5:c62f2640 [ 65.114235] r4:c62f2640 [ 65.116802] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 65.123968] r9:c6222000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000004 r4:00000004 [ 65.131750] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 65.139341] Exception stack(0xc6223fa8 to 0xc6223ff0) [ 65.144421] 3fa0: 00000004 00000004 00000001 b6e1d000 00000004 00000000 [ 65.152631] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 [ 65.160832] 3fe0: 00000004 bec157f8 b6eced8f b6e557e6 [ 65.165916] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 65.172042] ---[ end trace 87e89350b60edb98 ]--- [ 65.176686] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 65.185584] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 698, name: cat [ 65.193257] INFO: lockdep is turned off. [ 65.197197] irq event stamp: 1608 [ 65.200555] hardirqs last enabled at (1607): [] console_unlock+0x4b0/0x6c0 [ 65.208415] hardirqs last disabled at (1608): [] __und_svc+0x60/0x6c [ 65.215677] softirqs last enabled at (1118): [] release_sock+0x8c/0xa8 [ 65.223186] softirqs last disabled at (1116): [] release_sock+0x28/0xa8 [ 65.230697] CPU: 3 PID: 698 Comm: cat Tainted: G D 5.10.180-cip32 #1 [ 65.238373] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 65.244918] Backtrace: [ 65.247429] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 65.255028] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0feb8 [ 65.260725] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 65.268081] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) [ 65.275855] r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19cd2e0 r4:c6222000 [ 65.283632] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 65.291486] r6:00000000 r5:00000031 r4:c19cd2e0 [ 65.296150] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) [ 65.303917] r6:00000001 r5:c6222000 r4:c5b59b00 [ 65.308579] [] (exit_signals) from [] (do_exit+0x100/0xafc) [ 65.315915] r8:0000000b r7:c1e0fa4c r6:ffffe000 r5:00000000 r4:c5b59b00 [ 65.322652] [] (do_exit) from [] (make_task_dead+0x68/0x74) [ 65.329979] r7:c1e0fa4c [ 65.332550] [] (make_task_dead) from [] (die+0x370/0x37c) [ 65.339714] [] (die) from [] (do_undefinstr+0x170/0x240) [ 65.346793] r10:00000004 r9:c6222000 r8:c15e8cf8 r7:00000000 r6:c6223dc8 r5:c0c548a4 [ 65.354641] r4:e7f001f2 [ 65.357206] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 65.365142] Exception stack(0xc6223dc8 to 0xc6223e10) [ 65.370223] 3dc0: c15e8d00 ef7c05e0 172f5cd1 c0c54890 00000001 c6616000 [ 65.378431] 3de0: 00000004 c6223f60 c15e8cf8 c1ad0e54 00000004 c6223e64 c6223e68 c6223e58 [ 65.386632] 3e00: c0c54324 c0c548a4 a00e0013 ffffffff [ 65.391709] r7:c6223dfc r6:ffffffff r5:a00e0013 r4:c0c548a8 [ 65.397402] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 65.405001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 65.413042] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 65.420988] r9:c6223f60 r8:c53113c0 r7:00000004 r6:b6e1d000 r5:c62f2640 r4:c0c54704 [ 65.428769] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 65.436630] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6e1d000 r5:c62f2640 r4:00000000 [ 65.444405] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 65.451570] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6222000 r5:c62f2640 [ 65.459418] r4:c62f2640 [ 65.461984] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 65.469149] r9:c6222000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000004 r4:00000004 [ 65.476923] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 65.484511] Exception stack(0xc6223fa8 to 0xc6223ff0) [ 65.489590] 3fa0: 00000004 00000004 00000001 b6e1d000 00000004 00000000 [ 65.497796] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 [ 65.505996] 3fe0: 00000004 bec157f8 b6eced8f b6e557e6 # Segmentation fault # [ 64.811555] lkdtm: Performing direct entry BUG # [ 64.816318] ------------[ cut here ]------------ # [ 64.820957] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 64.826207] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 64.831367] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 64.860653] CPU: 3 PID: 698 Comm: cat Not tainted 5.10.180-cip32 #1 # [ 64.866943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 64.873509] PC is at lkdtm_BUG+0x14/0x18 # [ 64.877459] LR is at lkdtm_do_action+0x2c/0x4c # [ 64.881926] pc : [] lr : [] psr: a00e0013 # [ 64.888213] sp : c6223e58 ip : c6223e68 fp : c6223e64 # [ 64.893459] r10: 00000004 r9 : c1ad0e54 r8 : c15e8cf8 # [ 64.898705] r7 : c6223f60 r6 : 00000004 r5 : c6616000 r4 : 00000001 # [ 64.905253] r3 : c0c54890 r2 : 172f5cd1 r1 : ef7c05e0 r0 : c15e8d00 # [ 64.911805] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 64.918964] Control: 10c5387d Table: 1612404a DAC: 00000051 # [ 64.924736] Process cat (pid: 698, stack limit = 0xc0291134) # [ 64.930418] Stack: (0xc6223e58 to 0xc6224000) # [ 64.934803] 3e40: c6223e74 c6223e68 # [ 64.943013] 3e60: c0c54324 c0c5489c c6223e9c c6223e78 c0c54824 c0c54304 c0c54704 c62f2640 # [ 64.951223] 3e80: b6e1d000 00000004 c53113c0 c6223f60 c6223ec4 c6223ea0 c07e03d4 c0c54710 # [ 64.959431] 3ea0: 00000000 c62f2640 b6e1d000 c2b61000 c6223f60 c07e0370 c6223f5c c6223ec8 # [ 64.967639] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c6222000 # [ 64.975846] 3ee0: b6e1d000 00020000 00000004 00000004 0001fffc c6223ee0 00000001 b6e1c000 # [ 64.984053] 3f00: c6304640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 64.992262] 3f20: 00000000 00000000 c13d3050 172f5cd1 c205e6e0 c62f2640 c62f2640 c6222000 # [ 65.000471] 3f40: b6e1d000 00000000 00000000 00000004 c6223f94 c6223f60 c059b1ec c059ab40 # [ 65.008677] 3f60: 00000000 00000000 c6223fac 172f5cd1 00000004 00000004 b6f64e00 00000004 # [ 65.016884] 3f80: c03002e4 c6222000 c6223fa4 c6223f98 c059b27c c059b184 00000000 c6223fa8 # [ 65.025090] 3fa0: c03000c0 c059b270 00000004 00000004 00000001 b6e1d000 00000004 00000000 # [ 65.033296] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 # [ 65.041505] 3fe0: 00000004 bec157f8 b6eced8f b6e557e6 800e0030 00000001 00000000 00000000 # [ 65.049698] Backtrace: # [ 65.052196] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 65.059801] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 65.067846] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 65.075796] r9:c6223f60 r8:c53113c0 r7:00000004 r6:b6e1d000 r5:c62f2640 r4:c0c54704 # [ 65.083581] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 65.091443] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6e1d000 r5:c62f2640 r4:00000000 # [ 65.099220] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 65.106386] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6222000 r5:c62f2640 # [ 65.114235] r4:c62f2640 # [ 65.116802] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 65.123968] r9:c6222000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000004 r4:00000004 # [ 65.131750] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 65.139341] Exception stack(0xc6223fa8 to 0xc6223ff0) # [ 65.144421] 3fa0: 00000004 00000004 00000001 b6e1d000 00000004 00000000 # [ 65.152631] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 # [ 65.160832] 3fe0: 00000004 bec157f8 b6ece[ 65.934370] lkdtm: Performing direct entry WARNING d8f b6e557e6 # [ 65.165916] Co[ 65.939976] ------------[ cut here ]------------ de: e92dd800 e24cb004 e52de004 e8[ 65.947443] WARNING: CPU: 1 PID: 769 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c bd4000 (e7f001f2) # [ 65.1720[ 65.958792] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 42] ---[ end trace 87e89350b60edb[ 65.990546] CPU: 1 PID: 769 Comm: cat Tainted: G D W 5.10.180-cip32 #1 98 ]--- # [ 65.176686] BUG: sl[ 66.000893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) eeping function called from inval[ 66.010280] Backtrace: id context at include/linux/percp[ 66.015606] [] (dump_backtrace) from [] (show_stack+0x20/0x24) u-rwsem.h:49 # [ 65.185584] in[ 66.026018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 _atomic(): 0, irqs_disabled(): 12[ 66.034542] [] (show_stack) from [] (dump_stack+0xe0/0x100) 8, non_block: 0, pid: 698, name: [ 66.044712] [] (dump_stack) from [] (__warn+0x98/0x14c) cat # [ 65.193257] INFO: lockd[ 66.054525] r9:00000009 r8:c0c548f0 r7:00000053 r6:00000009 r5:c0c548f0 r4:c1ad1510 ep is turned off. # [ 65.19719[ 66.065129] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 7] irq event stamp: 1608 # [ 6[ 66.075466] r7:00000053 r6:c1ad1510 r5:00000000 r4:c47ce000 5.200555] hardirqs last enabled [ 66.083989] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) at (1607): [] console_u[ 66.094934] r9:c1ad0e58 r8:c15e8cf8 r7:c47cff60 r6:00000008 r5:c5b28000 r4:00000002 nlock+0x4b0/0x6c0 # [ 65.20841[ 66.105537] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 5] hardirqs last disabled at (160[ 66.116310] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 8): [] __und_svc+0x60/0[ 66.127180] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) x6c # [ 65.215677] softirqs la[ 66.137947] r9:c47cff60 r8:c53113c0 r7:00000008 r6:b6e32000 r5:c63048c0 r4:c0c54704 st enabled at (1118): [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) >] release_sock+0x8c/0xa8 # [ [ 66.159238] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6e32000 r5:c63048c0 r4:00000000 65.223186] softirqs last disabled[ 66.169842] [] (vfs_write) from [] (ksys_write+0x74/0xec) at (1116): [] release_[ 66.179835] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c47ce000 r5:c63048c0 sock+0x28/0xa8 # [ 65.230697] [ 66.190520] r4:c63048c0 CPU: 3 PID: 698 Comm: cat Tainted[ 66.195921] [] (ksys_write) from [] (sys_write+0x18/0x1c) : G D 5.10.180-cip[ 66.205912] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000008 r4:00000008 32 #1 # [ 65.238373] Hardware [ 66.216517] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) name: Freescale i.MX6 Quad/DualLi[ 66.226938] Exception stack(0xc47cffa8 to 0xc47cfff0) te (Device Tree) # [ 65.244918[ 66.234850] ffa0: 00000008 00000008 00000001 b6e32000 00000008 00000000 ] Backtrace: # [ 65.247429] [[ 66.245888] ffc0: 00000008 00000008 b6f79e00 00000004 00000001 00000000 00020000 beb10ac4 ] (dump_backtrace) from[ 66.256921] ffe0: 00000004 beb107f8 b6ee3d8f b6e6a7e6 [] (show_stack+0x20/0x[ 66.264925] irq event stamp: 0 24) # [ 65.255028] r7:fffffff[ 66.270778] hardirqs last enabled at (0): [<00000000>] 0x0 f r6:600e0093 r5:00000000 r4:c1f0[ 66.279218] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 feb8 # [ 65.260725] [] copy_process+0x5f8/0x1944 >] (show_stack) from [][ 66.299900] softirqs last disabled at (0): [<00000000>] 0x0 (dump_stack+0xe0/0x100) # [ 6[ 66.308334] ---[ end trace 87e89350b60edb99 ]--- 5.268081] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 65.275855] r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19cd2e0 r4:c6222000 # [ 65.283632] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 65.291486] r6:00000000 r5:00000031 r4:c19cd2e0 # [ 65.296150] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 65.303917] r6:00000001 r5:c6222000 r4:c5b59b00 # [ 65.308579] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 65.315915] r8:0000000b r7:c1e0fa4c r6:ffffe000 r5:00000000 r4:c5b59b00 # [ 65.322652] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 65.329979] r7:c1e0fa4c # [ 65.332550] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 65.339714] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 65.346793] r10:00000004 r9:c6222000 r8:c15e8cf8 r7:00000000 r6:c6223dc8 r5:c0c548a4 # [ 65.354641] r4:e7f001f2 # [ 65.357206] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 65.365142] Exception stack(0xc6223dc8 to 0xc6223e10) # [ 65.370223] 3dc0: c15e8d00 ef7c05e0 172f5cd1 c0c54890 00000001 c6616000 # [ 65.378431] 3de0: 00000004 c6223f60 c15e8cf8 c1ad0e54 00000004 c6223e64 c6223e68 c6223e58 # [ 65.386632] 3e00: c0c54324 c0c548a4 a00e0013 ffffffff # [ 65.391709] r7:c6223dfc r6:ffffffff r5:a00e0013 r4:c0c548a8 # [ 65.397402] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 65.405001] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 65.413042] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 65.420988] r9:c6223f60 r8:c53113c0 r7:00000004 r6:b6e1d000 r5:c62f2640 r4:c0c54704 # [ 65.428769] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 65.436630] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6e1d000 r5:c62f2640 r4:00000000 # [ 65.444405] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 65.451570] r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6222000 r5:c62f2640 # [ 65.459418] r4:c62f2640 # [ 65.461984] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 65.469149] r9:c6222000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000004 r4:00000004 # [ 65.476923] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 65.484511] Exception stack(0xc6223fa8 to 0xc6223ff0) # [ 65.489590] 3fa0: 00000004 00000004 00000001 b6e1d000 00000004 00000000 # [ 65.497796] 3fc0: 00000004 00000004 b6f64e00 00000004 00000001 00000000 00020000 bec15ac4 # [ 65.505996] 3fe0: 00000004 bec157f8 b6eced8f b6e557e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 65.934370] lkdtm: Performing direct entry WARNING # [ 65.939976] ------------[ cut here ]------------ # [ 65.947443] WARNING: CPU: 1 PID: 769 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 65.958792] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 65.990546] CPU: 1 PID: 769 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 66.000893] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 66.010280] Backtrace: # [ 66.015606] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 66.026018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 66.034542] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 66.044712] [] (dump_stack) fro[ 66.659987] lkdtm: Performing direct entry WARNING_MESSAGE m [] (__warn+0x98/0x14c[ 66.665898] ------------[ cut here ]------------ ) # [ 66.054525] r9:00000009 [ 66.673666] WARNING: CPU: 2 PID: 804 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 r8:c0c548f0 r7:00000053 r6:000000[ 66.685442] Warning message trigger count: 2 09 r5:c0c548f0 r4:c1ad1510 # [ [ 66.692673] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 66.065129] [] (__warn)[ 66.724273] CPU: 2 PID: 804 Comm: cat Tainted: G D W 5.10.180-cip32 #1 from [] (warn_slowpath[ 66.734748] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _fmt+0x8c/0xa8) # [ 66.075466][ 66.744140] Backtrace: r7:00000053 r6:c1ad1510 r5:0000[ 66.749468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 0000 r4:c47ce000 # [ 66.083989[ 66.759886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 ] [] (warn_slowpath_fmt[ 66.768413] [] (show_stack) from [] (dump_stack+0xe0/0x100) ) from [] (lkdtm_WARNIN[ 66.778586] [] (dump_stack) from [] (__warn+0x98/0x14c) G+0x48/0x4c) # [ 66.094934] r[ 66.788404] r9:00000009 r8:c0c54940 r7:00000058 r6:00000009 r5:c0c54940 r4:c1ad1510 9:c1ad0e58 r8:c15e8cf8 r7:c47cff6[ 66.799014] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0 r6:00000008 r5:c5b28000 r4:0000[ 66.809353] r7:00000058 r6:c1ad1510 r5:c1ad152c r4:c6432000 0002 # [ 66.105537] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) >] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 66.840130] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 66.116310] [] (lk[ 66.851602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) dtm_do_action) from [] [ 66.862472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) (direct_entry+0x120/0x18c) # [ [ 66.873248] r9:c6433f60 r8:c53113c0 r7:00000010 r6:b6e95000 r5:c5972500 r4:c0c54704 66.127180] [] (direct_[ 66.883859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) entry) from [] (full_pr[ 66.894543] r9:c07e0370 r8:c6433f60 r7:c2b61000 r6:b6e95000 r5:c5972500 r4:00000000 oxy_write+0x64/0x94) # [ 66.13[ 66.905150] [] (vfs_write) from [] (ksys_write+0x74/0xec) 7947] r9:c47cff60 r8:c53113c0 r7[ 66.915146] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c6432000 r5:c5972500 :00000008 r6:b6e32000 r5:c63048c0[ 66.925834] r4:c5972500 r4:c0c54704 # [ 66.148556] [<[ 66.931237] [] (ksys_write) from [] (sys_write+0x18/0x1c) c07e0370>] (full_proxy_write) fro[ 66.941232] r9:c6432000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:00000010 r4:00000010 m [] (vfs_write+0x10c/0[ 66.951841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) x53c) # [ 66.159238] r9:c07e0[ 66.962267] Exception stack(0xc6433fa8 to 0xc6433ff0) 370 r8:c47cff60 r7:c2b61000 r6:b6[ 66.970185] 3fa0: 00000010 00000010 00000001 b6e95000 00000010 00000000 e32000 r5:c63048c0 r4:00000000 #[ 66.981226] 3fc0: 00000010 00000010 b6fdce00 00000004 00000001 00000000 00020000 bebe2ac4 [ 66.169842] [] (vfs[ 66.992263] 3fe0: 00000004 bebe27f8 b6f46d8f b6ecd7e6 _write) from [] (ksys_w[ 67.000211] irq event stamp: 0 rite+0x74/0xec) # [ 66.179835][ 67.006102] hardirqs last enabled at (0): [<00000000>] 0x0 r10:00000004 r9:00000000 r8:000[ 67.014602] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 00000 r7:b6e32000 r6:c47ce000 r5:[ 67.024940] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 c63048c0 # [ 66.190520] r4:c6[ 67.035268] softirqs last disabled at (0): [<00000000>] 0x0 3048c0 # [ 66.195921] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 66.205912] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000008 r4:00000008 # [ 66.216517] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 66.226938] Exception stack(0xc47cffa8 to 0xc47cfff0) # [ 66.234850] ffa0: 00000008 00000008 00000001 b6e32000 00000008 00000000 # [ 66.245888] ffc0: 00000008 00000008 b6f79e00 00000004 00000001 00000000 00020000 beb10ac4 # [ 66.256921] ffe0: 00000004 beb107f8 b6ee3d8f b6e6a7e6 # [ 66.264925] irq event stamp: 0 # [ 66.270778] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 66.279218] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 66.289556] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 66.299900] softirqs last disabled at (0): [<00000000>] 0x0 # [ 66.308334] ---[ end trace 87e89350b60edb99 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 66.659987] lkdtm: Performing direct entry WARNING_MESSAGE # [ 66.665898] ------------[ cut here ]------------ # [ 66.673666] WARNING: CPU: 2 PID: 804 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 66.685442] Warning message trigger count: 2 # [ 66.692673] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 66.724273] CPU: 2 PID: 804 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 66.734748] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 66.744140] Backtrace: # [ 66.749468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 66.759886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 66.768413] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 66.778586] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 66.788404] r9:00000009 r8:c0c54940 r7:00000058 r6:00000009 r5:c0c54940 r4:c1ad1510 # [ 66.799014] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 66.809353] r7:00000058 r6:c1ad1510 r5:c1ad152c r4:c6432000 # [ 66.817880] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 66.829522] r9:c1ad0e60 r8:c15e8cf8 r7:c6433f60 r6:00000010 r5:c5b12000 r4:00000003 # [ 66.840130] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 66.851602] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 66.862472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 66.873248] r9:c6433f60 r8:c53113c0 r7:00000010 r6:b6e95000 r5:c5972500 r4:c0c54704 # [ 66.883859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 66.894543] r9:c07e0370 r8:c6433f60 r7:c2b61000 r6:b6e95000 r5:c5972500 r4:00000000 # [ 66.905150] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 66.915146] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c6432000 r5:c5972500 # [ 66.925834] r4:c5972500 # [ 66.931237] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 66.941232] r9:c6432000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:00000010 r4:00000010 # [ 66.951841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28[ 67.367899] lkdtm: Performing direct entry EXCEPTION ) # [ 66.962267] Except[i o n 67.373834] 8<--- cut here --- stack(0xc6433fa8 to 0xc6433ff0) [ 67.379547] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 66.970185] 3fa0: [ 67.390449] pgd = 0a98108f 00000010 00000010 0000000[ 67.395937] [00000000] *pgd=00000000 1 b6e95000 00000010 00000000 # [[ 67.402560] Internal error: Oops: 805 [#2] SMP ARM 66.981226] 3fc0: 00000010 0000[ 67.410043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 0010 b6fdce00 000[0 0 0 0647 .0401748] CPU: 1 PID: 836 Comm: cat Tainted: G D W 5.10.180-cip32 #1 000001 0[0 0 0 0607.0405 10408022 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000 bebe2ac4 # [ 66.99[2 2 6 67.459669] PC is at lkdtm_EXCEPTION+0x18/0x20 ] 3fe0: 00000004[ b e b6e72.74f66620] LR is at lkdtm_do_action+0x2c/0x4c b6f46[d 8 f 6b76.e4c7d371e462 ] pc : [] lr : [] psr: a00e0013 # [ 67.[0 0 0 2617.14]8 1i0r5q8] sp : c5951e58 ip : c5951e68 fp : c5951e64 event sta[m p : 607 . 4#8 8[0 1 ] r10: 0000000a r9 : c1ad0e70 r8 : c15e8cf8 67.0061[0 2 ] 6h7a.r4d9i4r9q7s6] r7 : c5951f60 r6 : 0000000a r5 : c6610000 r4 : 00000004 last ena[b l e d6 7a.5t0 3(203)7] r3 : 00000000 r2 : 8dde3d7a r1 : ef7965e0 r0 : c15e8d18 [<00000000>[] 0 x607 . 5#1 1[501] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 67.014602[] h a6r7d.i5r2q0s5 3] Control: 10c5387d Table: 147f004a DAC: 00000051 last disabled [a t (607).:5 2[8111] Process cat (pid: 836, stack limit = 0x5708598e) c0353d90>] [c o p y6_7p.r5o3c5e762] Stack: (0xc5951e58 to 0xc5952000) s+0x5f8/0x19[4 4 6#7 .[5 4 1 942] 1e40: c5951e74 c5951e68 7.024940] softirq[s l a6s7t. 5 2030] 1e60: c0c54324 c0c54954 c5951e9c c5951e78 c0c54824 c0c54304 c0c54704 c6318b40 enabled at (0):[ [ <6c70.355632287] 1e80: b6dd4000 0000000a c53113c0 c5951f60 c5951ec4 c5951ea0 c07e03d4 c0c54710 90>] copy_process[+ 0 x 56f78.5/72459] 1ea0: 00000000 c6318b40 b6dd4000 c2b61000 c5951f60 c07e0370 c5951f5c c5951ec8 x1944 # [ 67[. 0 3 56276.85]8 717] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5950000 softirqs last d[i s a b6l7e.d5 9a888] 1ee0: b6dd4000 00020000 00000004 0000000a 0001fff6 c5951ee0 00000001 b6dd3000 t (0): [<0000[0 0 0607>.]6 003x058] 1f00: c59728c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 67.04369[6 ] -6-7-.[6 13144] 1f20: 00000000 00000000 c13d3050 8dde3d7a c205e6e0 c6318b40 c6318b40 c5950000 nd trace 87e8935[0 b 6 06e7d.b6923402] 1f40: b6dd4000 00000000 00000000 00000004 c5951f94 c5951f60 c059b1ec c059ab40 ]--- # WARNING[_ M E S6S7A.G6E33661] 1f60: 00000000 00000000 c5951fac 8dde3d7a 0000000a 0000000a b6f1be00 00000004 saw 'message tr[i g g e6r7'.:6 43919] 1f80: c03002e4 c5950000 c5951fa4 c5951f98 c059b27c c059b184 00000000 c5951fa8 k ok 4 selftest[s : 6l7k.d6t5m176] 1fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6dd4000 0000000a 00000000 : WARNING_MESSA[G E . s6h7 . 6#6 346] 1fc0: 0000000a 0000000a b6f1be00 00000004 00000001 00000000 00020000 bef5aac4 selftests: lkd[t m : 6E7X.C6E7P4518] 1fe0: 00000004 bef5a7f8 b6e85d8f b6e0c7e6 800e0030 00000001 00000000 00000000 ION.sh [ 67.684684] Backtrace: [ 67.687836] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 67.695940] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 67.703959] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 67.711884] r9:c5951f60 r8:c53113c0 r7:0000000a r6:b6dd4000 r5:c6318b40 r4:c0c54704 [ 67.719641] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 67.727479] r9:c07e0370 r8:c5951f60 r7:c2b61000 r6:b6dd4000 r5:c6318b40 r4:00000000 [ 67.735232] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 67.742376] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5950000 r5:c6318b40 [ 67.750209] r4:c6318b40 [ 67.752752] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 67.759896] r9:c5950000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000000a r4:0000000a [ 67.767652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 67.775226] Exception stack(0xc5951fa8 to 0xc5951ff0) [ 67.780285] 1fa0: 0000000a 0000000a 00000001 b6dd4000 0000000a 00000000 [ 67.788472] 1fc0: 0000000a 0000000a b6f1be00 00000004 00000001 00000000 00020000 bef5aac4 [ 67.796657] 1fe0: 00000004 bef5a7f8 b6e85d8f b6e0c7e6 [ 67.801719] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 67.807896] ---[ end trace 87e89350b60edb9b ]--- # Segmentation fault # [ 67.367899] lkdtm: Performing direct entry EXCEPTION # [ 67.373834] 8<--- cut here --- # [ 67.379547] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 67.390449] pgd = 0a98108f # [ 67.395937] [00000000] *pgd=00000000 # [ 67.402560] Internal error: Oops: 805 [#2] SMP ARM # [ 67.410043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 67.441748] CPU: 1 PID: 836 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 67.451482] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 67.459669] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 67.466620] LR is at lkdtm_do_action+0x2c/0x4c # [ 67.473142] pc : [] lr : [] psr: a00e0013 # [ 67.481058] sp : c5951e58 ip : c5951e68 fp : c5951e64 # [ 67.488017] r10: 0000000a r9 : c1ad0e70 r8 : c15e8cf8 # [ 67.494976] r7 : c5951f60 r6 : 0000000a r5 : c6610000 r4 : 00000004 # [ 67.503237] r3 : 00000000 r2 : 8dde3d7a r1 : ef7965e0 r0 : c15e8d18 # [ 67.511501] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 67.520543] Control: 10c5387d Table: 147f004a DAC: 00000051 # [ 67.528111] Process cat (pid: 836, stack limit = 0x5708598e) # [ 67.535762] Stack: (0xc5951e58 to 0xc5952000) # [ 67.541942] 1e40: c5951e74 c5951e68 # [ 67.552030] 1e60: c0c54324 c0c54954 c5951e9c c5951e78 c0c54824 c0c54304 c0c54704 c6318b40 # [ 67.562287] 1e80: b6dd4000 0000000a c53113c0 c5951f60 c5951ec4 c5951ea0 c07e03d4 c0c54710 # [ 67.572459] 1ea0: 00000000 c6318b40 b6dd4000 c2b61000 c5951f60 c07e0370 c5951f5c c5951ec8 # [ 67.582717] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5950000 # [ 67.592888] 1ee0: b6dd4000 00020000 00000004 0000000a 0001fff6 c5951ee0 00000001 b6dd3000 # [ 67.603058] 1f00: c59728c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 67.613144] 1f20: 00000000 00000000 c13d3050 8dde3d7a c205e6e0 c6318b40 c6318b40 c5950000 # [ 67.623402] 1f40: b6dd4000 00000000 00000000 00000004 c5951f94 c5951f60 c059b1ec c059ab40 # [ 67.633661] 1f60: 00000000 00000000 c5951fac 8dde3d7a 0000000a 0000000a b6f1be00 00000004 # [ 67.643919] 1f80: c03002e4 c5950000 c5951fa4 c5951f98 c059b27c c059b184 00000000 c5951fa8 # [ 67.654176] 1fa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6dd4000 0000000a 00000000 # [ 67.664346] 1fc0: 0000000a 0000000a b6f1be00 00000004 00000001 00000000 00020000 bef5aac4 # [ 67.674518] 1fe0: 00000004 bef5a7f8 b6e85d8f b6e0c7e6 800e0030 00000001 00000000 00000000 # [ 67.684684] Backtrace: # [ 67.687836] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 67.695940] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 67.703959] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 67.711884] r9:c5951f60 r8:c53113c0 r7:0000000a r6:b6dd4000 r5:c6318b40 r4:c0c54704 # [ 67.719641] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 67.727479] r9:c07e0370 r8:c5951f60 r7:c2b61000 r6:b6dd4000 r5:c6318b40 r4:00000000 # [ 67.735232] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 67.742376] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5950000 r5:c6318b40 # [ 67.750209] r4:c6318b40 # [ 67.752752] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 67.759896] r9:c5950000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000000a r4:0000000a # [ 67.767652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 67.775226] Exception stack(0xc5951fa8 to 0xc5951ff0) # [ 67.780285] 1fa0: 0000000a 0000000a 00000001 b6dd4000 0000000a 00000000 # [ 67.788472] 1fc0: 0000000a 0000000a b6f1be00 00000004 00000001 00000000 00020000 bef5aac4 # [ 67.796657] 1fe0: 00000004 bef5a7f8 b6e85d8f b6e0c7e6 # [ 67.801719] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 67.807896] ---[ end trace 87e89350b60edb9b ]--- # 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 [ 68.921133] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 68.926729] lkdtm: attempting good list addition [ 68.931552] lkdtm: attempting corrupted list addition [ 68.936647] lkdtm: list_add() corruption not detected! # [ 68.921133] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 68.926729] lkdtm: attempting good list addition # [ 68.931552] lkdtm: attempting corrupted list addition # [ 68.936647] 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 [ 69.252836] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 69.258488] lkdtm: attempting good list removal [ 69.263029] lkdtm: attempting corrupted list removal [ 69.268100] lkdtm: list_del() corruption not detected! # [ 69.252836] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 69.258488] lkdtm: attempting good list removal # [ 69.263029] lkdtm: attempting corrupted list removal # [ 69.268100] 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 [ 69.563967] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 69.570396] lkdtm: attempting bad read from page below current stack [ 69.576766] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 69.563967] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 69.570396] lkdtm: attempting bad read from page below current stack # [ 69.576766] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 69.889358] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 69.895738] lkdtm: attempting bad read from page above current stack [ 69.902160] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 69.889358] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 69.895738] lkdtm: attempting bad read from page above current stack # [ 69.902160] 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 [ 70.212300] lkdtm: Performing direct entry UNSET_SMEP [ 70.217372] lkdtm: XFAIL: this test is x86_64-only # [ 70.212300] lkdtm: Performing direct entry UNSET_SMEP # [ 70.217372] 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 [ 70.525384] lkdtm: Performing direct entry DOUBLE_FAULT [ 70.530711] lkdtm: XFAIL: this test is ia32-only # [ 70.525384] lkdtm: Performing direct entry DOUBLE_FAULT # [ 70.530711] 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 [ 70.832509] lkdtm: Performing direct entry CORRUPT_PAC [ 70.837811] lkdtm: XFAIL: this test is arm64-only # [ 70.832509] lkdtm: Performing direct entry CORRUPT_PAC # [ 70.837811] 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 [ 71.136291] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 71.143007] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 71.136291] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 71.143007] 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 [ 71.812870] lkdtm: Performing direct entry READ_AFTER_FREE [ 71.818508] lkdtm: Value in memory before free: 12345678 [ 71.823861] lkdtm: Attempting bad read from freed memory [ 71.829257] lkdtm: Memory was not poisoned # [ 71.812870] lkdtm: Performing direct entry READ_AFTER_FREE # [ 71.818508] lkdtm: Value in memory before free: 12345678 # [ 71.823861] lkdtm: Attempting bad read from freed memory # [ 71.829257] 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 [ 72.300817] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 72.306856] lkdtm: Value in memory before free: 12345678 [ 72.312292] lkdtm: Attempting to read from freed memory [ 72.317570] lkdtm: Buddy page was not poisoned # [ 72.300817] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 72.306856] lkdtm: Value in memory before free: 12345678 # [ 72.312292] lkdtm: Attempting to read from freed memory # [ 72.317570] 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 [ 72.618598] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 72.624204] lkdtm: Attempting double slab free ... # [ 72.618598] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 72.624204] 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 [ 72.930483] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 72.936001] lkdtm: Attempting cross-cache slab free ... # [ 72.930483] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 72.936001] 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 [ 73.242558] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 73.248076] lkdtm: Attempting non-Slab slab free ... # [ 73.242558] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 73.248076] 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 [ 74.265919] lkdtm: Performing direct entry EXEC_DATA [ 74.271049] lkdtm: attempting ok execution at c0c55094 [ 74.276231] lkdtm: attempting bad execution at c26f892c [ 74.281584] 8<--- cut here --- [ 74.284652] Unable to handle kernel paging request at virtual address c26f892c [ 74.291893] pgd = 2075b312 [ 74.294623] [c26f892c] *pgd=1261141e(bad) [ 74.298690] Internal error: Oops: 8000000d [#3] SMP ARM [ 74.303938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 74.333210] CPU: 3 PID: 1679 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 74.340978] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 74.347542] PC is at data_area+0x0/0x40 [ 74.351412] LR is at execute_location+0xa4/0xb4 [ 74.355967] pc : [] lr : [] psr: 600e0013 [ 74.362256] sp : c47cfe38 ip : c47cfd40 fp : c47cfe54 [ 74.367502] r10: 0000000a r9 : c1ad1054 r8 : c15e8cf8 [ 74.372749] r7 : c47cff60 r6 : 00000001 r5 : c26f892c r4 : c0c55094 [ 74.379297] r3 : 9b337525 r2 : 9b337525 r1 : ef7c05e0 r0 : 0000002b [ 74.385849] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 74.393006] Control: 10c5387d Table: 1605004a DAC: 00000051 [ 74.398775] Process cat (pid: 1679, stack limit = 0xdbf3e9a7) [ 74.404542] Stack: (0xc47cfe38 to 0xc47d0000) [ 74.408926] fe20: 0000001f c6611000 [ 74.417136] fe40: 0000000a c47cff60 c47cfe64 c47cfe58 c13bdccc c13bdac8 c47cfe74 c47cfe68 [ 74.425345] fe60: c0c54324 c13bdcb4 c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c5b30f00 [ 74.433553] fe80: b6e1b000 0000000a c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 [ 74.441760] fea0: 00000000 c5b30f00 b6e1b000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 [ 74.449967] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c47ce000 [ 74.458175] fee0: b6e1b000 00020000 00000004 0000000a 0001fff6 c47cfee0 00000001 b6e1a000 [ 74.466382] ff00: c478be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 74.474589] ff20: 00000000 00000000 c13d3050 9b337525 c205e6e0 c5b30f00 c5b30f00 c47ce000 [ 74.482797] ff40: b6e1b000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 [ 74.491005] ff60: 00000000 00000000 c47cffac 9b337525 0000000a 0000000a b6f62e00 00000004 [ 74.499212] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 [ 74.507418] ffa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6e1b000 0000000a 00000000 [ 74.515627] ffc0: 0000000a 0000000a b6f62e00 00000004 00000001 00000000 00020000 bebaaac4 [ 74.523835] ffe0: 00000004 bebaa7f8 b6eccd8f b6e537e6 800e0030 00000001 00000000 00000000 [ 74.532028] Backtrace: [ 74.534527] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 74.542736] r7:c47cff60 r6:0000000a r5:c6611000 r4:0000001f [ 74.548432] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 74.556554] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 74.564601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 74.572548] r9:c47cff60 r8:c53113c0 r7:0000000a r6:b6e1b000 r5:c5b30f00 r4:c0c54704 [ 74.580334] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 74.588197] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6e1b000 r5:c5b30f00 r4:00000000 [ 74.595974] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 74.603139] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c47ce000 r5:c5b30f00 [ 74.610988] r4:c5b30f00 [ 74.613553] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 74.620719] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:0000000a r4:0000000a [ 74.628497] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 74.636086] Exception stack(0xc47cffa8 to 0xc47cfff0) [ 74.641166] ffa0: 0000000a 0000000a 00000001 b6e1b000 0000000a 00000000 [ 74.649374] ffc0: 0000000a 0000000a b6f62e00 00000004 00000001 00000000 00020000 bebaaac4 [ 74.657576] ffe0: 00000004 bebaa7f8 b6eccd8f b6e537e6 [ 74.662659] Code: 00000000 c2fee3c0 c2fee480 c2fee540 (e1a0c00d) [ 74.668784] ---[ end trace 87e89350b60edb9c ]--- # Segmentation fault # [ 74.265919] lkdtm: Performing direct entry EXEC_DATA # [ 74.271049] lkdtm: attempting ok execution at c0c55094 # [ 74.276231] lkdtm: attempting bad execution at c26f892c # [ 74.281584] 8<--- cut here --- # [ 74.284652] Unable to handle kernel paging request at virtual address c26f892c # [ 74.291893] pgd = 2075b312 # [ 74.294623] [c26f892c] *pgd=1261141e(bad) # [ 74.298690] Internal error: Oops: 8000000d [#3] SMP ARM # [ 74.303938] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 74.333210] CPU: 3 PID: 1679 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 74.340978] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 74.347542] PC is at data_area+0x0/0x40 # [ 74.351412] LR is at execute_location+0xa4/0xb4 # [ 74.355967] pc : [] lr : [] psr: 600e0013 # [ 74.362256] sp : c47cfe38 ip : c47cfd40 fp : c47cfe54 # [ 74.367502] r10: 0000000a r9 : c1ad1054 r8 : c15e8cf8 # [ 74.372749] r7 : c47cff60 r6 : 00000001 r5 : c26f892c r4 : c0c55094 # [ 74.379297] r3 : 9b337525 r2 : 9b337525 r1 : ef7c05e0 r0 : 0000002b # [ 74.385849] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 74.393006] Control: 10c5387d Table: 1605004a DAC: 00000051 # [ 74.398775] Process cat (pid: 1679, stack limit = 0xdbf3e9a7) # [ 74.404542] Stack: (0xc47cfe38 to 0xc47d0000) # [ 74.408926] fe20: 0000001f c6611000 # [ 74.417136] fe40: 0000000a c47cff60 c47cfe64 c47cfe58 c13bdccc c13bdac8 c47cfe74 c47cfe68 # [ 74.425345] fe60: c0c54324 c13bdcb4 c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c5b30f00 # [ 74.433553] fe80: b6e1b000 0000000a c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 # [ 74.441760] fea0: 00000000 c5b30f00 b6e1b000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 # [ 74.449967] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c47ce000 # [ 74.458175] fee0: b6e1b000 00020000 00000004 0000000a 0001fff6 c47cfee0 00000001 b6e1a000 # [ 74.466382] ff00: c478be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 74.474589] ff20: 00000000 00000000 c13d3050 9b337525 c205e6e0 c5b30f00 c5b30f00 c47ce000 # [ 74.482797] ff40: b6e1b000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 # [ 74.491005] ff60: 00000000 00000000 c47cffac 9b337525 0000000a 0000000a b6f62e00 00000004 # [ 74.499212] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 # [ 74.507418] ffa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6e1b000 0000000a 00000000 # [ 74.515627] ffc0: 0000000a 0000000a b6f62e00 00000004 00000001 00000000 00020000 bebaaac4 # [ 74.523835] ffe0: 00000004 bebaa7f8 b6eccd8f b6e537e6 800e0030 00000001 00000000 00000000 # [ 74.532028] Backtrace: # [ 74.534527] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 74.542736] r7:c47cff60 r6:0000000a r5:c6611000 r4:0000001f # [ 74.548432] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 74.556554] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 74.564601] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 74.572548] r9:c47cff60 r8:c53113c0 r7:0000000a r6:b6e1b000 r5:c5b30f00 r4:c0c54704 # [ 74.580334] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 74.588197] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6e1b000 r5:c5b30f00 r4:00000000 # [ 74.595974] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 74.603139] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b00[ 75.114367] lkdtm: Performing direct entry EXEC_STACK 0 r6:c47ce000 r5:c5b30f00 # [ [ 75.120972] lkdtm: attempting ok execution at c0c55094 74.610988] r4:c5b30f00 # [ 74[ 75.129013] lkdtm: attempting bad execution at c47cfe0c .613553] [] (ksys_write[ 75.136941] 8<--- cut here --- ) from [4]2 8(40] Unable to handle kernel paging request at virtual address c47cfe0c ys_write+0x[1 8 / 07x51.c1)5 18 85] pgd = 9ab93931 [ 74.620719] r9:c47ce00[0 r75.156413] [c47cfe0c] *pgd=1461141e(bad) 8:c03002e4 r7:0[0 0 0 07050.41 6r941] Internal error: Oops: 8000000d [#4] SMP ARM 6:b6f62e00 r5:0000000a r4:0000000[ 75.170160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 a # [ 74.628497][ [ < c7055.901865] CPU: 1 PID: 1755 Comm: cat Tainted: G D W 5.10.180-cip32 #1 b264>] (sy[s _ w 7r5i.t2e1)1 7f7r] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) om [] [( r e t7_5f.a2s20036] PC is at 0xc47cfe0c _syscall+0x0/0x28) [# [ 7 5 .225262] LR is at execute_location+0xa4/0xb4 4.636086] E[x c e p7t5i.o2n3 2s0t1] pc : [] lr : [] psr: 600e0013 ack(0xc4[7 c f f7a58.2 4t0o1 207x sp : c47cfde8 ip : 00000027 fp : c47cfe04 c47cfff0) [ # [7 5 . 27447.0601] r10: 0000000b r9 : c1ad1060 r8 : c15e8cf8 1166] [f f a 07:5 . 2 5 4 0 4 5 ] r7 : c47cff60 r6 : 00000001 r5 : c47cfe0c r4 : c0c55094 [ 0 0 07050.0206a2 2020] r3 : 0641dbfe r2 : 0641dbfe r1 : ef7965e4 r0 : 0000002b 00000a 00000[0 0 1 7b56.e217b00485] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0 000000[0 a 07050.0207090502 6] Control: 10c5387d Table: 15c3804a DAC: 00000051 # [ 74.6493[7 4 ]7 5f.f2c807:007] Process cat (pid: 1755, stack limit = 0xdbf3e9a7) 0000000a 0[0 0 0 07050.a2 9b466f61] Stack: (0xc47cfde8 to 0xc47d0000) 2e00 00000004 00[0 0 0 07051. 3000844] fde0: c47ce000 c6620000 0000000b c47cff60 c47cfe64 c47cfe08 000000 00020000[ b e b7a5a.a3c14102] fe00: c13bdd08 c13bdac8 c47cfe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 74.657[5 7 6 ]7 5f.f3e201272] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 00000004 beba[a 7 f 87 5b.63e3c1443] fe40: e3a02040 e3a01d33 e5930018 0641dbfe 0000000b 00000020 c47cfe74 c47cfe68 d8f b6e537e6 #[ [ 7 57.43.46616] fe60: c0c54324 c13bdcdc c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c47c7a40 62659] Code: 0[0 0 0 07050.03 5c1786] fe80: b6e0d000 0000000b c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 fee3c0 c2fee480[ c 2 f7e5e.53460957] fea0: 00000000 c47c7a40 b6e0d000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 (e1a0c00d) [ # 7[5 . 3 7724128] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c47ce000 668784] ---[ e[n d t7r5a.c3e8 2214] fee0: b6e0d000 00020000 00000004 0000000b 0001fff5 c47cfee0 00000001 b6e0c000 7e89350b60edb[9 c ]7-5-.-3 9 2#86] ff00: c5a5e8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 EXEC_DATA: miss[i n g 7'5c.a4l02471] ff20: 00000000 00000000 c13d3050 0641dbfe c205e6e0 c47c7a40 c47c7a40 c47ce000 trace:': [FAI[L ] 7n5o.t4 1o2729] ff40: b6e0d000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 30 selftests: lk[d t m :7 5E.X4E2902] ff60: 00000000 00000000 c47cffac 0641dbfe 0000000b 0000000b b6f54e00 00000004 C_DATA.sh # exi[t = 1 7 5#. 4s3e157] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 lftests: lk[d t m :7 5E.X4E4C3_3S8] ffa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6e0d000 0000000b 00000000 TACK.sh [ 75.453328] ffc0: 0000000b 0000000b b6f54e00 00000004 00000001 00000000 00020000 befd7ac4 [ 75.462286] ffe0: 00000004 befd77f8 b6ebed8f b6e457e6 800e0030 00000001 00000000 00000000 [ 75.470467] Backtrace: [ 75.472936] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 75.481209] r7:c47cff60 r6:0000000b r5:c6620000 r4:c47ce000 [ 75.486881] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 75.495063] r4:00000020 [ 75.497607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 75.505626] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 75.513554] r9:c47cff60 r8:c53113c0 r7:0000000b r6:b6e0d000 r5:c47c7a40 r4:c0c54704 [ 75.521313] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 75.529153] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6e0d000 r5:c47c7a40 r4:00000000 [ 75.536907] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 75.544052] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c47ce000 r5:c47c7a40 [ 75.551884] r4:c47c7a40 [ 75.554427] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 75.561569] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000000b r4:0000000b [ 75.569323] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 75.576897] Exception stack(0xc47cffa8 to 0xc47cfff0) [ 75.581956] ffa0: 0000000b 0000000b 00000001 b6e0d000 0000000b 00000000 [ 75.590142] ffc0: 0000000b 0000000b b6f54e00 00000004 00000001 00000000 00020000 befd7ac4 [ 75.598325] ffe0: 00000004 befd77f8 b6ebed8f b6e457e6 [ 75.603387] Code: c47cfe08 c13bdd08 c13bdac8 c47cfe6c (e1a0c00d) [ 75.609491] ---[ end trace 87e89350b60edb9d ]--- # Segmentation fault # [ 75.114367] lkdtm: Performing direct entry EXEC_STACK # [ 75.120972] lkdtm: attempting ok execution at c0c55094 # [ 75.129013] lkdtm: attempting bad execution at c47cfe0c # [ 75.136941] 8<--- cut here --- # [ 75.142840] Unable to handle kernel paging request at virtual address c47cfe0c # [ 75.151885] pgd = 9ab93931 # [ 75.156413] [c47cfe0c] *pgd=1461141e(bad) # [ 75.162941] Internal error: Oops: 8000000d [#4] SMP ARM # [ 75.170160] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 75.201865] CPU: 1 PID: 1755 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 75.211770] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 75.220036] PC is at 0xc47cfe0c # [ 75.225262] LR is at execute_location+0xa4/0xb4 # [ 75.232041] pc : [] lr : [] psr: 600e0013 # [ 75.240127] sp : c47cfde8 ip : 00000027 fp : c47cfe04 # [ 75.247001] r10: 0000000b r9 : c1ad1060 r8 : c15e8cf8 # [ 75.254045] r7 : c47cff60 r6 : 00000001 r5 : c47cfe0c r4 : c0c55094 # [ 75.262221] r3 : 0641dbfe r2 : 0641dbfe r1 : ef7965e4 r0 : 0000002b # [ 75.270485] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 75.279526] Control: 10c5387d Table: 15c3804a DAC: 00000051 # [ 75.287007] Process cat (pid: 1755, stack limit = 0xdbf3e9a7) # [ 75.294661] Stack: (0xc47cfde8 to 0xc47d0000) # [ 75.300844] fde0: c47ce000 c6620000 0000000b c47cff60 c47cfe64 c47cfe08 # [ 75.311102] fe00: c13bdd08 c13bdac8 c47cfe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 75.321272] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 # [ 75.331443] fe40: e3a02040 e3a01d33 e5930018 0641dbfe 0000000b 00000020 c47cfe74 c47cfe68 # [ 75.341616] fe60: c0c54324 c13bdcdc c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c47c7a40 # [ 75.351786] fe80: b6e0d000 0000000b c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 # [ 75.361957] fea0: 00000000 c47c7a40 b6e0d000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 # [ 75.372128] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c47ce000 # [ 75.382214] fee0: b6e0d000 00020000 00000004 0000000b 0001fff5 c47cfee0 00000001 b6e0c000 # [ 75.392386] ff00: c5a5e8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 75.402471] ff20: 00000000 00000000 c13d3050 0641dbfe c205e6e0 c47c7a40 c47c7a40 c47ce000 # [ 75.412729] ff40: b6e0d000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 # [ 75.422902] ff60: 00000000 00000000 c47cffac 0641dbfe 0000000b 0000000b b6f54e00 00000004 # [ 75.433157] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 # [ 75.443328] ffa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6e0d000 0000000b 00000000 # [ 75.453328] ffc0: 0000000b 0000000b b6f54e00 00000004 00000001 00000000 00020000 befd7ac4 # [ 75.462286] ffe0: 00000004 befd77f8 b6ebed8f b6e457e6 800e0030 00000001 00000000 00000000 # [ 75.470467] Backtrace: # [ 75.472936] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 75.481209] r7:c47cff60 r6:0000000b r5:c6620000 r4:c47ce000 # [ 75.486881] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 75.495063] r4:00000020 # [ 75.497607] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 75.505626] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 75.513554] r9:c47cff60 r8:c53113c0 r7:0000000b r6:b6e0d000 r5:c47c7a40 r4:c0c54704 # [ 75.521313] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 75.529153] r9:c07e0370 r8:c47cff60 r7:c2b61000 r[ 76.052618] lkdtm: Performing direct entry EXEC_KMALLOC 6:b6e0d000 r5:c47c7a40 r4:0000000[ 76.058440] lkdtm: attempting ok execution at c0c55094 0 # [ 75.536907] [] [ 76.066352] lkdtm: attempting bad execution at c6576a40 (vfs_write) from [] (ks[ 76.074504] 8<--- cut here --- [ 76.080380] Unable to handle kernel paging request at virtual address c6576a40 [ 76.087628] pgd = 69ef5f80 [ 76.090357] [c6576a40] *pgd=1641141e(bad) [ 76.094423] Internal error: Oops: 8000000d [#5] SMP ARM [ 76.099672] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 76.128959] CPU: 0 PID: 1834 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 76.136724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 76.143278] PC is at 0xc6576a40 [ 76.146454] LR is at execute_location+0xa4/0xb4 [ 76.151009] pc : [] lr : [] psr: 600e0013 [ 76.157296] sp : c62b3e30 ip : c62b3d38 fp : c62b3e4c [ 76.162541] r10: 0000000d r9 : c1ad106c r8 : c15e8cf8 [ 76.167786] r7 : c62b3f60 r6 : 00000001 r5 : c6576a40 r4 : c0c55094 [ 76.174335] r3 : bc0cd858 r2 : bc0cd858 r1 : ef7815e0 r0 : 0000002b [ 76.180886] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 76.188045] Control: 10c5387d Table: 1678004a DAC: 00000051 [ 76.193814] Process cat (pid: 1834, stack limit = 0x55331dfe) [ 76.199584] Stack: (0xc62b3e30 to 0xc62b4000) [ 76.203971] 3e20: c6576a40 c63bb000 0000000d c62b3f60 [ 76.212182] 3e40: c62b3e64 c62b3e50 c0c550e4 c13bdac8 00000021 c63bb000 c62b3e74 c62b3e68 [ 76.220391] 3e60: c0c54324 c0c550b8 c62b3e9c c62b3e78 c0c54824 c0c54304 c0c54704 c5b4bb80 [ 76.228598] 3e80: b6dea000 0000000d c53113c0 c62b3f60 c62b3ec4 c62b3ea0 c07e03d4 c0c54710 [ 76.236806] 3ea0: 00000000 c5b4bb80 b6dea000 c2b61000 c62b3f60 c07e0370 c62b3f5c c62b3ec8 [ 76.245013] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c59c7a24 c059b1ec c62b2000 [ 76.253223] 3ee0: b6dea000 00020000 00000004 0000000d 0001fff3 c62b3ee0 00000001 00000805 [ 76.261431] 3f00: c478aa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 76.269640] 3f20: 00000000 00000000 c62b2000 bc0cd858 b6de9000 c5b4bb80 c5b4bb80 c62b2000 [ 76.277848] 3f40: b6dea000 00000000 00000000 00000004 c62b3f94 c62b3f60 c059b1ec c059ab40 [ 76.286055] 3f60: 00000000 00000000 c62b3fac bc0cd858 0000000d 0000000d b6f31e00 00000004 [ 76.294264] 3f80: c03002e4 c62b2000 c62b3fa4 c62b3f98 c059b27c c059b184 00000000 c62b3fa8 [ 76.302471] 3fa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6dea000 0000000d 00000000 [ 76.310679] 3fc0: 0000000d 0000000d b6f31e00 00000004 00000001 00000000 00020000 beb01ac4 [ 76.318888] 3fe0: 00000004 beb017f8 b6e9bd8f b6e227e6 800e0030 00000001 00000000 00000000 [ 76.327082] Backtrace: [ 76.329588] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 76.338057] r7:c62b3f60 r6:0000000d r5:c63bb000 r4:c6576a40 [ 76.343751] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 76.352124] r5:c63bb000 r4:00000021 [ 76.355730] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 76.363776] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 76.371723] r9:c62b3f60 r8:c53113c0 r7:0000000d r6:b6dea000 r5:c5b4bb80 r4:c0c54704 [ 76.379510] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 76.387369] r9:c07e0370 r8:c62b3f60 r7:c2b61000 r6:b6dea000 r5:c5b4bb80 r4:00000000 [ 76.395146] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 76.402311] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c62b2000 r5:c5b4bb80 [ 76.410159] r4:c5b4bb80 [ 76.412726] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 76.419890] r9:c62b2000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:0000000d r4:0000000d [ 76.427669] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 76.435257] Exception stack(0xc62b3fa8 to 0xc62b3ff0) [ 76.440337] 3fa0: 0000000d 0000000d 00000001 b6dea000 0000000d 00000000 [ 76.448546] 3fc0: 0000000d 0000000d b6f31e00 00000004 00000001 00000000 00020000 beb01ac4 [ 76.456747] 3fe0: 00000004 beb017f8 b6e9bd8f b6e227e6 [ 76.461831] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 76.467956] ---[ end trace 87e89350b60edb9e ]--- ys_write+0x74/0xec) # [ 75.544052] r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c47ce000 r5:c47c7a40 # [ 75.551884] r4:c47c7a40 # [ 75.554427] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 75.561569] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:0000000b r4:0000000b # [ 75.569323] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 75.576897] Exception stack(0xc47cffa8 to 0xc47cfff0) # [ 75.581956] ffa0: 0000000b 0000000b 00000001 b6e0d000 0000000b 00000000 # [ 75.590142] ffc0: 0000000b 0000000b b6f54e00 00000004 00000001 00000000 00020000 befd7ac4 # [ 75.598325] ffe0: 00000004 befd77f8 b6ebed8f b6e457e6 # [ 75.603387] Code: c47cfe08 c13bdd08 c13bdac8 c47cfe6c (e1a0c00d) # [ 75.609491] ---[ end trace 87e89350b60edb9d ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh # Segmentation fault # [ 76.052618] lkdtm: Performing direct entry EXEC_KMALLOC # [ 76.058440] lkdtm: attempting ok execution at c0c55094 # [ 76.066352] lkdtm: attempting bad execution at c6576a40 # [ 76.074504] 8<--- cut here --- # [ 76.080380] Unable to handle kernel paging request at virtual address c6576a40 # [ 76.087628] pgd = 69ef5f80 # [ 76.090357] [c6576a40] *pgd=1641141e(bad) # [ 76.094423] Internal error: Oops: 8000000d [#5] SMP ARM # [ 76.099672] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 76.128959] CPU: 0 PID: 1834 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 76.136724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.143278] PC is at 0xc6576a40 # [ 76.146454] LR is at execute_location+0xa4/0xb4 # [ 76.151009] pc : [] lr : [] psr: 600e0013 # [ 76.157296] sp : c62b3e30 ip : c62b3d38 fp : c62b3e4c # [ 76.162541] r10: 0000000d r9 : c1ad106c r8 : c15e8cf8 # [ 76.167786] r7 : c62b3f60 r6 : 00000001 r5 : c6576a40 r4 : c0c55094 # [ 76.174335] r3 : bc0cd858 r2 : bc0cd858 r1 : ef7815e0 r0 : 0000002b # [ 76.180886] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 76.188045] Control: 10c5387d Table: 1678004a DAC: 00000051 # [ 76.193814] Process cat (pid: 1834, stack limit = 0x55331dfe) # [ 76.199584] Stack: (0xc62b3e30 to 0xc62b4000) # [ 76.203971] 3e20: c6576a40 c63bb000 0000000d c62b3f60 # [ 76.212182] 3e40: c62b3e64 c62b3e50 c0c550e4 c13bdac8 00000021 c63bb000 c62b3e74 c62b3e68 # [ 76.220391] 3e60: c0c54324 c0c550b8 c62b3e9c c62b3e78 c0c54824 c0c54304 c0c54704 c5b4bb80 # [ 76.228598] 3e80: b6dea000 0000000d c53113c0 c62b3f60 c62b3ec4 c62b3ea0 c07e03d4 c0c54710 # [ 76.236806] 3ea0: 00000000 c5b4bb80 b6dea000 c2b61000 c62b3f60 c07e0370 c62b3f5c c62b3ec8 # [ 76.245013] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c59c7a24 c059b1ec c62b2000 # [ 76.253223] 3ee0: b6dea000 00020000 00000004 0000000d 0001fff3 c62b3ee0 00000001 00000805 # [ 76.261431] 3f00: c478aa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 76.269640] 3f20: 00000000 00000000 c62b2000 bc0cd858 b6de9000 c5b4bb80 c5b4bb80 c62b2000 # [ 76.277848] 3f40: b6dea000 00000000 00000000 00000004 c62b3f94 c62b3f60 c059b1ec c059ab40 # [ 76.286055] 3f60: 00000000 00000000 c62b3fac bc0cd858 0000000d 0000000d b6f31e00 00000004 # [ 76.294264] 3f80: c03002e4 c62b2000 c62b3fa4 c62b3f98 c059b27c c059b184 00000000 c62b3fa8 # [ 76.302471] 3fa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6dea000 0000000d 00000000 # [ 76.310679] 3fc0: 0000000d 0000000d b6f31e00 00000004 00000001 00000000 00020000 beb01ac4 # [ 76.318888] 3fe0: 00000004 beb017f8 b6e9bd8f b6e227e6 800e0030 00000001 00000000 00000000 # [ 76.327082] Backtrace: # [ 76.329588] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 76.338057] r7:c62b3f60 r6:0000000d r5:c63bb000 r4:c6576a40 # [ 76.343751] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 76.352124] r5:c63bb000 r4:00000021 # [ 76.355730] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c[ 76.876841] lkdtm: Performing direct entry EXEC_VMALLOC ) # [ 76.363776] [] [ 76.883071] lkdtm: attempting ok execution at c0c55094 (direct_entry) from [] [ 76.890987] lkdtm: attempting bad execution at f09ef000 (full_proxy_write+0x64/0x94) # [[ 76.899105] 8<--- cut here --- 76.371723] r9:[c 6 2 b736f.6904935] Unable to handle kernel paging request at virtual address f09ef000 r8:c53113c0 r7:0000000d r6:b6dea[ 76.914358] pgd = 1261d2c8 000 r5:c5b4bb80 r4:c0c54704 # [ [ 76.919940] [f09ef000] *pgd=1294b811, *pte=4946065f, *ppte=4946045f 76.379510] [] (full_p[ 76.929074] Internal error: Oops: 8000000f [#6] SMP ARM roxy_write) from [] (vf[ 76.937119] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 s_write+0x10c/0x53[c ) 7#6 .[968822] CPU: 3 PID: 1911 Comm: cat Tainted: G D W 5.10.180-cip32 #1 76.38736[9 ] 7r69.:9c70877e30] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 370 r8:c62b3f60 r7:c2[b 6 1 07060987084] PC is at 0xf09ef000 r6:b6dea000 r5:c5b4[b b 8 07 6r.992481] LR is at execute_location+0xa4/0xb4 :00000000 [ # [7 6 . 97969.2360] pc : [] lr : [] psr: 600e0013 5146] [.]0 0(7v348] sp : c478fe30 ip : c478fd38 fp : c478fe4c s_write)[ f r o7m7 .[0<1c4035993] r10: 0000000d r9 : c1ad107c r8 : c15e8cf8 1ec>] (k[s y s7_7w.r0i2t1e3+503x r7 : c478ff60 r6 : 00000001 r5 : f09ef000 r4 : c0c55094 74/0xec)[ # 7[7 . 0 27965.248] r3 : d57dce7b r2 : d57dce7b r1 : ef7c05e0 r0 : 0000002b 2311] r10:0[0 0 0 07070.40 3r79793] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000000 r8[: 0 0 07070.000406 8r4] Control: 10c5387d Table: 167ec04a DAC: 00000051 7:b6dea000 r6[: c 6 27b72.005040404] Process cat (pid: 1911, stack limit = 0x05e58ecc) r5:c5b4bb80 [ # [7 7 . 07662.056] Stack: (0xc478fe30 to 0xc4790000) 10159] r4:c5b[4 b b 8707 . 0#6 8324] fe20: f09ef000 c6611000 0000000d c478ff60 76.412726] [[< c 0 5797b.10778496] fe40: c478fe64 c478fe50 c0c55118 c13bdac8 00000022 c6611000 c478fe74 c478fe68 >] (ksys_write) [f r o m7 7[.0<8c668] fe60: c0c54324 c0c550fc c478fe9c c478fe78 c0c54824 c0c54304 c0c54704 c478b540 059b27c>] (sys[_ w r i7t7e.+009x8837] fe80: b6e6d000 0000000d c53113c0 c478ff60 c478fec4 c478fea0 c07e03d4 c0c54710 8/0x1c) # [ [7 6 . 47179.81900009] fea0: 00000000 c478b540 b6e6d000 c2b61000 c478ff60 c07e0370 c478ff5c c478fec8 ] r9:c62b2000 r[8 : c 07370.01219182] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c478e000 4 r7:00000004 r[6 : b 67f73.112e9439] fee0: b6e6d000 00020000 00000004 0000000d 0001fff3 c478fee0 00000001 b6e6c000 0 r5:0000000d r[4 : 0 07070.01030610] ff00: c47872c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 d # [ 76.4[2 7 6 6797]. 1[4<9c82] ff20: 00000000 00000000 c13d3050 d57dce7b c205e6e0 c478b540 c478b540 c478e000 059b264>] (sys_[w r i t7e7). 1f5r867] ff40: b6e6d000 00000000 00000000 00000004 c478ff94 c478ff60 c059b1ec c059ab40 om [][ ( r e7t7_.f17a0040] ff60: 00000000 00000000 c478ffac d57dce7b 0000000d 0000000d b6fb4e00 00000004 t_syscall+0x0/0[x 2 8 )7 7 .#1 8[211] ff80: c03002e4 c478e000 c478ffa4 c478ff98 c059b27c c059b184 00000000 c478ffa8 76.435257] [E x c e7p7t.i1o9n0382] ffa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6e6d000 0000000d 00000000 stack(0xc62b3fa8[ t o 707x.c2600556] ffc0: 0000000d 0000000d b6fb4e00 00000004 00000001 00000000 00020000 bebbeac4 b3ff0) # [ 7[6 . 4 47073.23170814] ffe0: 00000004 bebbe7f8 b6f1ed8f b6ea57e6 800e0030 00000001 00000000 00000000 3fa0: [ 7 7 . 2 0979] Backtrace: 0000000d 0000000d 00000001 b6d[e 77.225521] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) 000 0000000d 00[0 0 0 07070. 2 3#639] r7:c478ff60 r6:0000000d r5:c6611000 r4:f09ef000 [ 76.448546] 3fc[0 : 07070.044295] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 000d 0000[0 0 0 d7 7b.62f534810e7] r5:c6611000 r4:00000022 0 00000004 0000[0 0 0 17 70.02060122] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0000 00020000 beb01ac4 [ # [7 .270127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 76.456747] [3 f e 07:7 .020800078] r9:c478ff60 r8:c53113c0 r7:0000000d r6:b6e6d000 r5:c478b540 r4:c0c54704 0004 beb017f8 b6e9bd8f b6[e 2 2 77.290035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) e6 # [ 76.[4 6 1 87371.]3 0C0o87] r9:c07e0370 r8:c478ff60 r7:c2b61000 r6:b6e6d000 r5:c478b540 r4:00000000 de: 00160017 0000[0 0 0 07 70.0309941] [] (vfs_write) from [] (ksys_write+0x74/0xec) 00000 00000000[ ( e 17a70.c30109155] r10:00000004 r9:00000000 r8:00000000 r7:b6e6d000 r6:c478e000 r5:c478b540 ) # [[ 7767..342687997556] r4:c478b540 ---[ end trace 87e[8 9 3 5707b.633164] [] (ksys_write) from [] (sys_write+0x18/0x1c) 0edb9e ]--- [# E X7E7C._3K4M2A63] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6fb4e00 r5:0000000d r4:0000000d LLOC: missing 'call t[r a c e7:7'352119] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) : [FAIL] [n o t 7o7k. 33621 9s36] Exception stack(0xc478ffa8 to 0xc478fff0) lftests: lkdtm[: E X7E7C._3K6M8812] ffa0: 0000000d 0000000d 00000001 b6e6d000 0000000d 00000000 LLOC.sh # exit=1[ # 7s7e.l3f78983] ffc0: 0000000d 0000000d b6fb4e00 00000004 00000001 00000000 00020000 bebbeac4 ests: lkdt[m : E7X7E.C3_8V9M2A39] ffe0: 00000004 bebbe7f8 b6f1ed8f b6ea57e6 LOC.sh [ 77.396119] Code: bad PC value [ 77.399907] ---[ end trace 87e89350b60edb9f ]--- # Segmentation fault # [ 76.876841] lkdtm: Performing direct entry EXEC_VMALLOC # [ 76.883071] lkdtm: attempting ok execution at c0c55094 # [ 76.890987] lkdtm: attempting bad execution at f09ef000 # [ 76.899105] 8<--- cut here --- # [ 76.904935] Unable to handle kernel paging request at virtual address f09ef000 # [ 76.914358] pgd = 1261d2c8 # [ 76.919940] [f09ef000] *pgd=1294b811, *pte=4946065f, *ppte=4946045f # [ 76.929074] Internal error: Oops: 8000000f [#6] SMP ARM # [ 76.937119] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 76.968822] CPU: 3 PID: 1911 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 76.978730] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 76.987084] PC is at 0xf09ef000 # [ 76.992481] LR is at execute_location+0xa4/0xb4 # [ 76.999260] pc : [] lr : [] psr: 600e0013 # [ 77.007348] sp : c478fe30 ip : c478fd38 fp : c478fe4c # [ 77.014393] r10: 0000000d r9 : c1ad107c r8 : c15e8cf8 # [ 77.021353] r7 : c478ff60 r6 : 00000001 r5 : f09ef000 r4 : c0c55094 # [ 77.029528] r3 : d57dce7b r2 : d57dce7b r1 : ef7c05e0 r0 : 0000002b # [ 77.037793] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 77.046834] Control: 10c5387d Table: 167ec04a DAC: 00000051 # [ 77.054404] Process cat (pid: 1911, stack limit = 0x05e58ecc) # [ 77.062056] Stack: (0xc478fe30 to 0xc4790000) # [ 77.068324] fe20: f09ef000 c6611000 0000000d c478ff60 # [ 77.078496] fe40: c478fe64 c478fe50 c0c55118 c13bdac8 00000022 c6611000 c478fe74 c478fe68 # [ 77.088668] fe60: c0c54324 c0c550fc c478fe9c c478fe78 c0c54824 c0c54304 c0c54704 c478b540 # [ 77.098837] fe80: b6e6d000 0000000d c53113c0 c478ff60 c478fec4 c478fea0 c07e03d4 c0c54710 # [ 77.109009] fea0: 00000000 c478b540 b6e6d000 c2b61000 c478ff60 c07e0370 c478ff5c c478fec8 # [ 77.119182] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c478e000 # [ 77.129439] fee0: b6e6d000 00020000 00000004 0000000d 0001fff3 c478fee0 00000001 b6e6c000 # [ 77.139610] ff00: c47872c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 77.149782] ff20: 00000000 00000000 c13d3050 d57dce7b c205e6e0 c478b540 c478b540 c478e000 # [ 77.159867] ff40: b6e6d000 00000000 00000000 00000004 c478ff94 c478ff60 c059b1ec c059ab40 # [ 77.170040] ff60: 00000000 00000000 c478ffac d57dce7b 0000000d 0000000d b6fb4e00 00000004 # [ 77.180211] ff80: c03002e4 c478e000 c478ffa4 c478ff98 c059b27c c059b184 00000000 c478ffa8 # [ 77.190382] ffa0: c03000c0 c059b270 0000000d 0000000d 00000001 b6e6d000 0000000d 00000000 # [ 77.200556] ffc0: 0000000d 0000000d b6fb4e00 00000004 00000001 00000000 00020000 bebbeac4 # [ 77.210814] ffe0: 00000004 bebbe7f8 b6f1ed8f b6ea57e6 800e0030 00000001 00000000 00000000 # [ 77.220979] Backtrace: # [ 77.225521] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 77.236639] r7:c478ff60 r6:0000000d r5:c6611000 r4:f09ef000 # [ 77.244295] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 77.254807] r5:c6611000 r4:00000022 # [ 77.260122] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 77.270127] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 77.280378] r9:c478ff60 r8:c53113c0 r7:0000000d r6:b6e6d000 r5:c478b540 r4:c0c54704 # [ 77.290035] [] (full_proxy_write) from [] (vfs_write+0x10c/[ 77.843783] lkdtm: Performing direct entry EXEC_RODATA 0x53c) # [ 77.300287] r9:c07e[ 77.850090] lkdtm: attempting ok execution at c0c55094 0370 r8:c478ff60 r7:c2b61000 r6:b[ 77.857960] lkdtm: attempting bad execution at c15e8f94 6e6d000 r5:c478b540 r4[: 0 07070866003] 8<--- cut here --- 0000 # [ [ 7 77.73.08979143108] Unable to handle kernel paging request at virtual address c15e8f94 [] (vfs_writ[e ) f7r.880364] pgd = 1ff21a8f om [] (ksys_write+0x74/[ 77.885417] [c15e8f94] *pgd=1141941e(bad) 0xec) # [ 77.319155] r[1 0 : 77.892303] Internal error: Oops: 8000000d [#7] SMP ARM 0000004 r9:00000000 r8:00000000 r[ 77.900048] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 7:b6e6d000 r6:c478e000 r5:c478b54[ 77.931768] CPU: 3 PID: 1988 Comm: cat Tainted: G D W 5.10.180-cip32 #1 0 # [ 77.328975[] r747:.c942369] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 78b540 # [ 77.333164] [] (ksys_write) from [<[c 0 5 97.959003] LR is at execute_location+0xa4/0xb4 b27c>] (sys_write+0[x 1 8 /707x.165965] pc : [] lr : [] psr: 600e0013 c) # [ 77.3424[6 3 ] 7 7r.99:4403] sp : c5951e38 ip : 00000027 fp : c5951e54 c478e000 r8:c03002[e 4 r777:.0981719] r10: 0000000c r9 : c1ad108c r8 : c15e8cf8 000004 r6:b6fb4e0[0 r 57:70.0909121] r7 : c5951f60 r6 : 00000000 r5 : c15e8f94 r4 : c0c55094 0000d r4:0000000[d #7 7[. 9 97735] r3 : 5f561d4e r2 : 5f561d4e r1 : ef7c05e4 r0 : 0000002b 77.352119] [] ([s y s _8.006358] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none write) from [8]. 015925] Control: 10c5387d Table: 1678404a DAC: 00000051 ret_fast_syscall+0x0/0[x 2 8 )7 8.023847] Process cat (pid: 1988, stack limit = 0x5708598e) # [ 77.361936] [E x c e7p8t.i0o1941] Stack: (0xc5951e38 to 0xc5952000) n stack(0xc478ffa8 to 0xc[4 7 8 f8.038395] 1e20: 00000023 c6611000 ff0) # [ 77.368812] ffa0: [ 78.049015] 1e40: 0000000c c5951f60 c5951e64 c5951e58 c13bdd48 c13bdac8 c5951e74 c5951e68 0000000d 00000[0 0 78.059886] 1e60: c0c54324 c13bdd30 c5951e9c c5951e78 c0c54824 c0c54304 c0c54704 c478a3c0 d 00000001 b6e6d000 000000[0 d 78.070673] 1e80: b6e08000 0000000c c53113c0 c5951f60 c5951ec4 c5951ea0 c07e03d4 c0c54710 0000000 # [ 77.378983] ff[c 0 78.081377] 1ea0: 00000000 c478a3c0 b6e08000 c2b61000 c5951f60 c07e0370 c5951f5c c5951ec8 0000000d 0000000d b6fb4e00 [0 0 78.092164] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5950000 00004 00000001 00000000 00020[0 0 78.102952] 1ee0: b6e08000 00020000 00000004 0000000c 0001fff4 c5951ee0 00000001 b6e07000 0 bebbeac4 # [ 77.389239[] f78.113738] 1f00: c5957a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 fe0: 00000004 bebbe7f8 b6f1ed[8 f 78.124440] 1f20: 00000000 00000000 c13d3050 5f561d4e c205e6e0 c478a3c0 c478a3c0 c5950000 b6ea57e6 # [ 77.396119] [C o 78.135226] 1f40: b6e08000 00000000 00000000 00000004 c5951f94 c5951f60 c059b1ec c059ab40 e: bad PC value # [ 77.3[9 9 978.146013] 1f60: 00000000 00000000 c5951fac 5f561d4e 0000000c 0000000c b6f4fe00 00000004 07] ---[ end trace 87e89350b6[0 e 78.156713] 1f80: c03002e4 c5950000 c5951fa4 c5951f98 c059b27c c059b184 00000000 c5951fa8 db9f ]--- # EXEC_VMALLOC: [m i s78.167499] 1fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e08000 0000000c 00000000 sing 'call trace:': [FAIL] [n o 78.178200] 1fc0: 0000000c 0000000c b6f4fe00 00000004 00000001 00000000 00020000 becbdac4 ok 33 selftests: lkdtm: EXEC_[V 78.188987] 1fe0: 00000004 becbd7f8 b6eb9d8f b6e407e6 800e0030 00000001 00000000 00000000 ALLOC.sh # exit=1 # selftests: [ 78.199846] Backtrace: kdtm: EXEC_RODATA.sh [ 78.205096] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 78.215351] r7:c5951f60 r6:0000000c r5:c6611000 r4:00000023 [ 78.221051] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 78.229348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 78.237397] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 78.245350] r9:c5951f60 r8:c53113c0 r7:0000000c r6:b6e08000 r5:c478a3c0 r4:c0c54704 [ 78.253135] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 78.260995] r9:c07e0370 r8:c5951f60 r7:c2b61000 r6:b6e08000 r5:c478a3c0 r4:00000000 [ 78.268775] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 78.275940] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5950000 r5:c478a3c0 [ 78.283789] r4:c478a3c0 [ 78.286357] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 78.293522] r9:c5950000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:0000000c r4:0000000c [ 78.301301] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 78.308891] Exception stack(0xc5951fa8 to 0xc5951ff0) [ 78.313973] 1fa0: 0000000c 0000000c 00000001 b6e08000 0000000c 00000000 [ 78.322183] 1fc0: 0000000c 0000000c b6f4fe00 00000004 00000001 00000000 00020000 becbdac4 [ 78.330387] 1fe0: 00000004 becbd7f8 b6eb9d8f b6e407e6 [ 78.335470] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 78.341595] ---[ end trace 87e89350b60edba0 ]--- # Segmentation fault # [ 77.843783] lkdtm: Performing direct entry EXEC_RODATA # [ 77.850090] lkdtm: attempting ok execution at c0c55094 # [ 77.857960] lkdtm: attempting bad execution at c15e8f94 # [ 77.866003] 8<--- cut here --- # [ 77.871308] Unable to handle kernel paging request at virtual address c15e8f94 # [ 77.880364] pgd = 1ff21a8f # [ 77.885417] [c15e8f94] *pgd=1141941e(bad) # [ 77.892303] Internal error: Oops: 8000000d [#7] SMP ARM # [ 77.900048] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 77.931768] CPU: 3 PID: 1988 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 77.942369] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 77.951095] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 77.959003] LR is at execute_location+0xa4/0xb4 # [ 77.965965] pc : [] lr : [] psr: 600e0013 # [ 77.974403] sp : c5951e38 ip : 00000027 fp : c5951e54 # [ 77.981719] r10: 0000000c r9 : c1ad108c r8 : c15e8cf8 # [ 77.989121] r7 : c5951f60 r6 : 00000000 r5 : c15e8f94 r4 : c0c55094 # [ 77.997735] r3 : 5f561d4e r2 : 5f561d4e r1 : ef7c05e4 r0 : 0000002b # [ 78.006358] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.015925] Control: 10c5387d Table: 1678404a DAC: 00000051 # [ 78.023847] Process cat (pid: 1988, stack limit = 0x5708598e) # [ 78.031941] Stack: (0xc5951e38 to 0xc5952000) # [ 78.038395] 1e20: 00000023 c6611000 # [ 78.049015] 1e40: 0000000c c5951f60 c5951e64 c5951e58 c13bdd48 c13bdac8 c5951e74 c5951e68 # [ 78.059886] 1e60: c0c54324 c13bdd30 c5951e9c c5951e78 c0c54824 c0c54304 c0c54704 c478a3c0 # [ 78.070673] 1e80: b6e08000 0000000c c53113c0 c5951f60 c5951ec4 c5951ea0 c07e03d4 c0c54710 # [ 78.081377] 1ea0: 00000000 c478a3c0 b6e08000 c2b61000 c5951f60 c07e0370 c5951f5c c5951ec8 # [ 78.092164] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5950000 # [ 78.102952] 1ee0: b6e08000 00020000 00000004 0000000c 0001fff4 c5951ee0 00000001 b6e07000 # [ 78.113738] 1f00: c5957a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 78.124440] 1f20: 00000000 00000000 c13d3050 5f561d4e c205e6e0 c478a3c0 c478a3c0 c5950000 # [ 78.135226] 1f40: b6e08000 00000000 00000000 00000004 c5951f94 c5951f60 c059b1ec c059ab40 # [ 78.146013] 1f60: 00000000 00000000 c5951fac 5f561d4e 0000000c 0000000c b6f4fe00 00000004 # [ 78.156713] 1f80: c03002e4 c5950000 c5951fa4 c5951f98 c059b27c c059b184 00000000 c5951fa8 # [ 78.167499] 1fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e08000 0000000c 00000000 # [ 78.178200] 1fc0: 0000000c 0000000c b6f4fe00 00000004 00000001 00000000 00020000 becbdac4 # [ 78.188987] 1fe0: 00000004 becbd7f8 b6eb9d8f b6e407e6 800e0030 00000001 00000000 00000000 # [ 78.199846] Backtrace: # [ 78.205096] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 78.215351] r7:c5951f60 r6:0000000c r5:c6611000 r4:00000023 # [ 78.221051] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 78.229348] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 78.237397] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 78.245350] r9:c5951f60 r8:c53113c0 r7:0000000c r6:b6e08000 r5:c478a3c0 r4:c0c54704 # [ 78.253135] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 78.260995] r9:c07e0370 r8:c5951f60 r7:c2b61000 r6:b6e08000 r5:c478a3c0 r4:00000000 # [ 78.268775] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 78.275940] r10:00000004 r9:00000000 r8:00000000 r7:b6e08000[ 78.786254] lkdtm: Performing direct entry EXEC_USERSPACE r6:c5950000 r5:c478a3c0 # [ 7[ 78.793071] lkdtm: attempting ok execution at c0c55094 8.283789] r4:c478a3c0 # [ 78.[ 78.801359] lkdtm: attempting bad execution at b6f12000 286357] [] (ksys_write)[ 78.809158] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f12000 from [ ]7 8(.s8y1s9090] Internal error: : b [#8] SMP ARM write+0x18/0x1c) # [ 78.293522[ 78.825353] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ] r9:c5950000 r8:c[0 3 0 0728e.457056] CPU: 1 PID: 2064 Comm: cat Tainted: G D W 5.10.180-cip32 #1 r7:00[0 0 0 07084. 8r666:9b660f] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) fe00 r5:0000000[c r 47:80.08070141] PC is at 0xb6f12000 000c # [ 78.301301[] [ <7c80880283] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 59b264>] (sy[s _ w r7i8t.e8)8 7f407] pc : [] lr : [] psr: 600e0013 om [.]8 9(5r5e7t9] sp : c46cfe48 ip : c46cfd50 fp : c46cfe64 fast_sysc[a l l +708x.09/002x5238] r10: 0000000f r9 : c1ad1098 r8 : c15e8cf8 ) # [ 7[8 . 3 0788.899019]4 9E] r7 : c46cff60 r6 : 0000000f r5 : c662d000 r4 : b6f12000 xception[ s t a7c8k.(901x7c75690] r3 : b1bcd4a0 r2 : b1bcd4a0 r1 : ef7965e0 r0 : 0000002b 1fa8 to 0xc5951[f f 0 )7 8 .#9 2[024] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 78.31[3 9 7 378]. 913f5a105:0 Control: 10c5387d Table: 1675804a DAC: 00000051 [ 7 8 .0904020546] Process cat (pid: 2064, stack limit = 0xaab4320d) 00c 000000[0 c 07080.09050002101] Stack: (0xc46cfe48 to 0xc46d0000) b6e08000 0000000c 0[0 0 0 07080.056385] fe40: 00000001 00000000 0000000f 00000024 c46cfe74 c46cfe68 # [ 78.32218[3 ] 718f.c906:728] fe60: c0c54324 c0c55130 c46cfe9c c46cfe78 c0c54824 c0c54304 c0c54704 c6167900 0000000c 000000[0 c b768f.49f76899] fe80: b6dcc000 0000000f c53113c0 c46cff60 c46cfec4 c46cfea0 c07e03d4 c0c54710 00 00000004 00[0 0 0 07081. 90807157] fea0: 00000000 c6167900 b6dcc000 c2b61000 c46cff60 c07e0370 c46cff5c c46cfec8 00000 00020000 b[e c b d7a8c.49 97329] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c46ce000 # [ 78.330387][ 1 f e709:. 0007587] fee0: b6dcc000 00020000 00000004 0000000f 0001fff1 c46cfee0 00000001 b6dcb000 000004 becbd7f8[ b 6 e7b99.d081f844] ff00: c63c32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 b6e407e6 # [ [7 8 . 37395.4078016] ff20: 00000000 00000000 c13d3050 b1bcd4a0 c205e6e0 c6167900 c6167900 c46ce000 0] Code: 5f7275[6 3 67e97.5063f273] ff40: b6dcc000 00000000 00000000 00000004 c46cff94 c46cff60 c059b1ec c059ab40 63 00000074 aa5[5 a a 5759 .(0e41445] ff60: 00000000 00000000 c46cffac b1bcd4a0 0000000f 0000000f b6f13e00 00000004 a0c00d) # [ [7 8 . 3749.10559617] ff80: c03002e4 c46ce000 c46cffa4 c46cff98 c059b27c c059b184 00000000 c46cffa8 5] ---[ end trac[e 8 77e98.90368788] ffa0: c03000c0 c059b270 0000000f 0000000f 00000001 b6dcc000 0000000f 00000000 0b60edba0 ]--- [# E X7E9C._0R79045] ffc0: 0000000f 0000000f b6f13e00 00000004 00000001 00000000 00020000 be916ac4 DATA: missing[ ' c a7l9l. 0t8r9a03] ffe0: 00000004 be9167f8 b6e7dd8f b6e047e6 800e0030 00000001 00000000 00000000 ce:': [FAIL] [n o t 7o9k. 03949382] Backtrace: selftests: lkdtm: EXEC_RO[D A T A9.103835] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) .sh # exit[= 1 7#9 .s1e1l4f7t78] r4:00000024 sts: lkdtm: EXE[C _ U S7E9R.S1P1A136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) CE.sh [ 79.129142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 79.137657] r9:c46cff60 r8:c53113c0 r7:0000000f r6:b6dcc000 r5:c6167900 r4:c0c54704 [ 79.145415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 79.153254] r9:c07e0370 r8:c46cff60 r7:c2b61000 r6:b6dcc000 r5:c6167900 r4:00000000 [ 79.161005] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 79.168149] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c46ce000 r5:c6167900 [ 79.175982] r4:c6167900 [ 79.178526] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 79.185669] r9:c46ce000 r8:c03002e4 r7:00000004 r6:b6f13e00 r5:0000000f r4:0000000f [ 79.193424] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 79.200998] Exception stack(0xc46cffa8 to 0xc46cfff0) [ 79.206061] ffa0: 0000000f 0000000f 00000001 b6dcc000 0000000f 00000000 [ 79.214248] ffc0: 0000000f 0000000f b6f13e00 00000004 00000001 00000000 00020000 be916ac4 [ 79.222432] ffe0: 00000004 be9167f8 b6e7dd8f b6e047e6 [ 79.227499] Code: bad PC value [ 79.230566] ---[ end trace 87e89350b60edba1 ]--- # Segmentation fault # [ 78.786254] lkdtm: Performing direct entry EXEC_USERSPACE # [ 78.793071] lkdtm: attempting ok execution at c0c55094 # [ 78.801359] lkdtm: attempting bad execution at b6f12000 # [ 78.809158] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f12000 # [ 78.819090] Internal error: : b [#8] SMP ARM # [ 78.825353] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 78.857056] CPU: 1 PID: 2064 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 78.866960] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 78.875141] PC is at 0xb6f12000 # [ 78.880283] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 78.887407] pc : [] lr : [] psr: 600e0013 # [ 78.895579] sp : c46cfe48 ip : c46cfd50 fp : c46cfe64 # [ 78.902539] r10: 0000000f r9 : c1ad1098 r8 : c15e8cf8 # [ 78.909499] r7 : c46cff60 r6 : 0000000f r5 : c662d000 r4 : b6f12000 # [ 78.917760] r3 : b1bcd4a0 r2 : b1bcd4a0 r1 : ef7965e0 r0 : 0000002b # [ 78.926024] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 78.935150] Control: 10c5387d Table: 1675804a DAC: 00000051 # [ 78.942546] Process cat (pid: 2064, stack limit = 0xaab4320d) # [ 78.950201] Stack: (0xc46cfe48 to 0xc46d0000) # [ 78.956385] fe40: 00000001 00000000 0000000f 00000024 c46cfe74 c46cfe68 # [ 78.966728] fe60: c0c54324 c0c55130 c46cfe9c c46cfe78 c0c54824 c0c54304 c0c54704 c6167900 # [ 78.976899] fe80: b6dcc000 0000000f c53113c0 c46cff60 c46cfec4 c46cfea0 c07e03d4 c0c54710 # [ 78.987157] fea0: 00000000 c6167900 b6dcc000 c2b61000 c46cff60 c07e0370 c46cff5c c46cfec8 # [ 78.997329] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c46ce000 # [ 79.007587] fee0: b6dcc000 00020000 00000004 0000000f 0001fff1 c46cfee0 00000001 b6dcb000 # [ 79.017844] ff00: c63c32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.028016] ff20: 00000000 00000000 c13d3050 b1bcd4a0 c205e6e0 c6167900 c6167900 c46ce000 # [ 79.038273] ff40: b6dcc000 00000000 00000000 00000004 c46cff94 c46cff60 c059b1ec c059ab40 # [ 79.048445] ff60: 00000000 00000000 c46cffac b1bcd4a0 0000000f 0000000f b6f13e00 00000004 # [ 79.058617] ff80: c03002e4 c46ce000 c46cffa4 c46cff98 c059b27c c059b184 00000000 c46cffa8 # [ 79.068788] ffa0: c03000c0 c059b270 0000000f 0000000f 00000001 b6dcc000 0000000f 00000000 # [ 79.079045] ffc0: 0000000f 0000000f b6f13e00 00000004 00000001 00000000 00020000 be916ac4 # [ 79.089303] ffe0: 00000004 be9167f8 b6e7dd8f b6e047e6 800e0030 00000001 00000000 00000000 # [ 79.099382] Backtrace: # [ 79.103835] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 79.114778] r4:00000024 # [ 79.119136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 79.129142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 79.137657] r9:c46cff60 r8:c53113c0 r7:0000000f r6:b6dcc000 r5:c6167900 r4:c0c54704 # [ 79.145415] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 79.153254] r9:c07e0370 r8:c46cff60 r7:c2b61000 r6:b6dcc000 r5:c6167900 r4:00000000 # [ 79.161005] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 79.168149] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c46ce000 r5:c6167900 # [ 79.175982] r4:c6167900 # [ 79.178526] [] (ksys_write) from [][ 79.681462] lkdtm: attempting ok execution at c0c55094 (sys_write+0x18/0x1c) # [ 79.[ 79.689308] lkdtm: attempting bad execution at 00000000 185669] r9:c46ce000 r8:c0300[2 e 79.697318] 8<--- cut here --- 4 r7:00000004 r6:b6f13e00 r5:0000[ 79.703120] Unable to handle kernel NULL pointer dereference at virtual address 00000000 000f r4:0000000f # [ 79.193424[ 79.713969] pgd = ec1d4c5e ] [] (sys_write) from [[ 79.719583] [00000000] *pgd=00000000 ] (ret_fast_syscall+0x[ 79.725955] Internal error: Oops: 80000005 [#9] SMP ARM /0x28) # [ 79.200998] Exceptio[ 79.733949] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 n stack(0xc46cffa8 t[o 0 x7c94.765650] CPU: 1 PID: 2135 Comm: cat Tainted: G D W 5.10.180-cip32 #1 cfff0) # [[ 7799..727056640] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 61] ffa0: [ 7 9 . 783908] PC is at 0x0 0000000f 0000000f 0[0 0 0 07090788614] LR is at execute_location+0xa4/0xb4 1 b6dcc000 [0 0 0 07090.07f9 50304] pc : [<00000000>] lr : [] psr: 600e0013 000000 #[ [ 7 97.98.02314840] sp : c633de38 ip : 00000027 fp : c633de54 48] ffc[0 : 07090.08010004f3 80 r10: 0000000a r9 : c1ad10a8 r8 : c15e8cf8 000000f b6[ f 1 37e90.08 10703010] r7 : c633df60 r6 : 00000000 r5 : 00000000 r4 : c0c55094 0004 0000[0 0 0 17 90.08020505070] r3 : 9527f0aa r2 : 9527f0aa r1 : ef7965e4 r0 : 0000002b 0 00020000 be[9 1 6 a7c94. 8 3#3 36] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 79.22[ 2 4 3729]. 8f4f2e807:7] Control: 10c5387d Table: 166e404a DAC: 00000051 00000004 be91[6 7 f 87 9b.685e07360] Process cat (pid: 2135, stack limit = 0x71674fe3) d8f b6e047[e 6 7#9 .[8 5 8 0713] Stack: (0xc633de38 to 0xc633e000) .227499] Code:[ b a d7 9P.C8 6v4193] de20: 00000025 c5e5d000 lue # [ 79.23[0 5 6 67]9 .-8-74366] de40: 0000000a c633df60 c633de64 c633de58 c13bdd6c c13bdac8 c633de74 c633de68 [ end trace 87e893[5 0 b 6790.e8d4626] de60: c0c54324 c13bdd58 c633de9c c633de78 c0c54824 c0c54304 c0c54704 c6319680 ba1 ]--- # EXEC_[U S E R7S9P.A8C4883] de80: b6db7000 0000000a c53113c0 c633df60 c633dec4 c633dea0 c07e03d4 c0c54710 E: missing 'ca[l l t7r9a.c9e0:5140] dea0: 00000000 c6319680 b6db7000 c2b61000 c633df60 c07e0370 c633df5c c633dec8 : [FAIL] not [o k 3759 .s9e1l5311] dec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c633c000 tests: lkdtm: EX[E C _ U79S.E9R2S482] dee0: b6db7000 00020000 00000004 0000000a 0001fff6 c633dee0 00000001 b6db6000 PACE.sh # exit=1 [ # s7e9l.f9t5655] df00: c2f66f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ests: lkdtm: E[X E C _7N9U.L9L4.5911] df20: 00000000 00000000 c13d3050 9527f0aa c205e6e0 c6319680 c6319680 c633c000 h [ 79.956083] df40: b6db7000 00000000 00000000 00000004 c633df94 c633df60 c059b1ec c059ab40 [ 79.964519] df60: 00000000 00000000 c633dfac 9527f0aa 0000000a 0000000a b6efee00 00000004 [ 79.972705] df80: c03002e4 c633c000 c633dfa4 c633df98 c059b27c c059b184 00000000 c633dfa8 [ 79.980890] dfa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6db7000 0000000a 00000000 [ 79.989076] dfc0: 0000000a 0000000a b6efee00 00000004 00000001 00000000 00020000 bea00ac4 [ 79.997262] dfe0: 00000004 bea007f8 b6e68d8f b6def7e6 800e0030 00000001 00000000 00000000 [ 80.005442] Backtrace: [ 80.007908] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 80.016094] r7:c633df60 r6:0000000a r5:c5e5d000 r4:00000025 [ 80.021767] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 80.029868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 80.037886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 80.045812] r9:c633df60 r8:c53113c0 r7:0000000a r6:b6db7000 r5:c6319680 r4:c0c54704 [ 80.053568] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 80.061407] r9:c07e0370 r8:c633df60 r7:c2b61000 r6:b6db7000 r5:c6319680 r4:00000000 [ 80.069160] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 80.076303] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c633c000 r5:c6319680 [ 80.084137] r4:c6319680 [ 80.086680] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 80.093824] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000000a r4:0000000a [ 80.101579] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 80.109153] Exception stack(0xc633dfa8 to 0xc633dff0) [ 80.114212] dfa0: 0000000a 0000000a 00000001 b6db7000 0000000a 00000000 [ 80.122398] dfc0: 0000000a 0000000a b6efee00 00000004 00000001 00000000 00020000 bea00ac4 [ 80.130580] dfe0: 00000004 bea007f8 b6e68d8f b6def7e6 [ 80.135644] Code: bad PC value [ 80.138798] ---[ end trace 87e89350b60edba2 ]--- # Segmentation fault # [ 79.673724] lkdtm: Performing direct entry EXEC_NULL # [ 79.681462] lkdtm: attempting ok execution at c0c55094 # [ 79.689308] lkdtm: attempting bad execution at 00000000 # [ 79.697318] 8<--- cut here --- # [ 79.703120] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 79.713969] pgd = ec1d4c5e # [ 79.719583] [00000000] *pgd=00000000 # [ 79.725955] Internal error: Oops: 80000005 [#9] SMP ARM # [ 79.733949] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 79.765650] CPU: 1 PID: 2135 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 79.775642] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 79.783908] PC is at 0x0 # [ 79.788614] LR is at execute_location+0xa4/0xb4 # [ 79.795394] pc : [<00000000>] lr : [] psr: 600e0013 # [ 79.803480] sp : c633de38 ip : 00000027 fp : c633de54 # [ 79.810438] r10: 0000000a r9 : c1ad10a8 r8 : c15e8cf8 # [ 79.817312] r7 : c633df60 r6 : 00000000 r5 : 00000000 r4 : c0c55094 # [ 79.825573] r3 : 9527f0aa r2 : 9527f0aa r1 : ef7965e4 r0 : 0000002b # [ 79.833836] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 79.842877] Control: 10c5387d Table: 166e404a DAC: 00000051 # [ 79.850360] Process cat (pid: 2135, stack limit = 0x71674fe3) # [ 79.858013] Stack: (0xc633de38 to 0xc633e000) # [ 79.864193] de20: 00000025 c5e5d000 # [ 79.874366] de40: 0000000a c633df60 c633de64 c633de58 c13bdd6c c13bdac8 c633de74 c633de68 # [ 79.884626] de60: c0c54324 c13bdd58 c633de9c c633de78 c0c54824 c0c54304 c0c54704 c6319680 # [ 79.894883] de80: b6db7000 0000000a c53113c0 c633df60 c633dec4 c633dea0 c07e03d4 c0c54710 # [ 79.905140] dea0: 00000000 c6319680 b6db7000 c2b61000 c633df60 c07e0370 c633df5c c633dec8 # [ 79.915311] dec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c633c000 # [ 79.925482] dee0: b6db7000 00020000 00000004 0000000a 0001fff6 c633dee0 00000001 b6db6000 # [ 79.935655] df00: c2f66f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 79.945911] df20: 00000000 00000000 c13d3050 9527f0aa c205e6e0 c6319680 c6319680 c633c000 # [ 79.956083] df40: b6db7000 00000000 00000000 00000004 c633df94 c633df60 c059b1ec c059ab40 # [ 79.964519] df60: 00000000 00000000 c633dfac 9527f0aa 0000000a 0000000a b6efee00 00000004 # [ 79.972705] df80: c03002e4 c633c000 c633dfa4 c633df98 c059b27c c059b184 00000000 c633dfa8 # [ 79.980890] dfa0: c03000c0 c059b270 0000000a 0000000a 00000001 b6db7000 0000000a 00000000 # [ 79.989076] dfc0: 0000000a 0000000a b6efee00 00000004 00000001 00000000 00020000 bea00ac4 # [ 79.997262] dfe0: 00000004 bea007f8 b6e68d8f b6def7e6 800e0030 00000001 00000000 00000000 # [ 80.005442] Backtrace: # [ 80.007908] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 80.016094] r7:c633df60 r6:0000000a r5:c5e5d000 r4:00000025 # [ 80.021767] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.029868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.037886] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.045812] r9:c633df60 r8:c53113c0 r7:0000000a r6:b6db7000 r5:c6319680 r4[ 80.574285] lkdtm: Performing direct entry ACCESS_USERSPACE :c0c54704 # [ 80.053568] [] (full_proxy_write) from [[ 80.588371] 8<--- cut here --- [ 80.594239] Unhandled fault: page domain fault (0x01b) at 0xb6f57000 [ 80.600604] pgd = 548a0486 [ 80.603319] [b6f57000] *pgd=49282831 [ 80.606917] Internal error: : 1b [#10] SMP ARM [ 80.611370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 80.640440] CPU: 0 PID: 2211 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 80.648191] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 80.654737] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 80.659984] LR is at __irq_work_queue_local+0x40/0x74 [ 80.665043] pc : [] lr : [] psr: 600e0013 [ 80.671316] sp : c62e7e38 ip : c62e7d40 fp : c62e7e64 [ 80.676548] r10: 00000011 r9 : c1ad10b4 r8 : c15e8cf8 [ 80.681780] r7 : c62e7f60 r6 : 00000051 r5 : c62e6000 r4 : b6f57000 [ 80.688313] r3 : c5703d1b r2 : c5703d1b r1 : ef7815e0 r0 : 00000026 [ 80.694849] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 80.701991] Control: 10c5387d Table: 1675004a DAC: 00000051 [ 80.707745] Process cat (pid: 2211, stack limit = 0xecb2826b) [ 80.713500] Stack: (0xc62e7e38 to 0xc62e8000) [ 80.717869] 7e20: 00000022 00000000 [ 80.726063] 7e40: 00000000 c5703d1b c62e7e6c 00000026 c654e000 00000011 c62e7e74 c62e7e68 [ 80.734252] 7e60: c0c54324 c0c55204 c62e7e9c c62e7e78 c0c54824 c0c54304 c0c54704 c60e1900 [ 80.742442] 7e80: b6e11000 00000011 c53113c0 c62e7f60 c62e7ec4 c62e7ea0 c07e03d4 c0c54710 [ 80.750631] 7ea0: 00000000 c60e1900 b6e11000 c2b61000 c62e7f60 c07e0370 c62e7f5c c62e7ec8 [ 80.758822] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c62e6000 [ 80.767010] 7ee0: b6e11000 00020000 00000004 00000011 0001ffef c62e7ee0 00000001 b6e10000 [ 80.775198] 7f00: c6319040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 80.783388] 7f20: 00000000 00000000 c13d3050 c5703d1b c205e6e0 c60e1900 c60e1900 c62e6000 [ 80.791577] 7f40: b6e11000 00000000 00000000 00000004 c62e7f94 c62e7f60 c059b1ec c059ab40 [ 80.799765] 7f60: 00000000 00000000 c62e7fac c5703d1b 00000011 00000011 b6f58e00 00000004 [ 80.807955] 7f80: c03002e4 c62e6000 c62e7fa4 c62e7f98 c059b27c c059b184 00000000 c62e7fa8 [ 80.816143] 7fa0: c03000c0 c059b270 00000011 00000011 00000001 b6e11000 00000011 00000000 [ 80.824332] 7fc0: 00000011 00000011 b6f58e00 00000004 00000001 00000000 00020000 be8ebac4 [ 80.832519] 7fe0: 00000004 be8eb7f8 b6ec2d8f b6e497e6 800e0030 00000001 00000000 00000000 [ 80.840702] Backtrace: [ 80.843171] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 80.851882] r6:00000011 r5:c654e000 r4:00000026 [ 80.856512] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 80.864536] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 80.872464] r9:c62e7f60 r8:c53113c0 r7:00000011 r6:b6e11000 r5:c60e1900 r4:c0c54704 [ 80.880227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 80.888068] r9:c07e0370 r8:c62e7f60 r7:c2b61000 r6:b6e11000 r5:c60e1900 r4:00000000 [ 80.895825] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 80.902972] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c62e6000 r5:c60e1900 [ 80.910807] r4:c60e1900 [ 80.913355] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 80.920502] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000011 r4:00000011 [ 80.928260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 80.935836] Exception stack(0xc62e7fa8 to 0xc62e7ff0) [ 80.940900] 7fa0: 00000011 00000011 00000001 b6e11000 00000011 00000000 [ 80.949090] 7fc0: 00000011 00000011 b6f58e00 00000004 00000001 00000000 00020000 be8ebac4 [ 80.957276] 7fe0: 00000004 be8eb7f8 b6ec2d8f b6e497e6 [ 80.962340] Code: e1a01004 e3010fd8 e34c01ad eb1d76a4 (e5943000) [ 80.968446] ---[ end trace 87e89350b60edba3 ]--- ] (vfs_write+0x10c/0x53c) # [ 80.061407] r9:c07e0370 r8:c633df60 r7:c2b61000 r6:b6db7000 r5:c6319680 r4:00000000 # [ 80.069160] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 80.076303] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c633c000 r5:c6319680 # [ 80.084137] r4:c6319680 # [ 80.086680] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.093824] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000000a r4:0000000a # [ 80.101579] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.109153] Exception stack(0xc633dfa8 to 0xc633dff0) # [ 80.114212] dfa0: 0000000a 0000000a 00000001 b6db7000 0000000a 00000000 # [ 80.122398] dfc0: 0000000a 0000000a b6efee00 00000004 00000001 00000000 00020000 bea00ac4 # [ 80.130580] dfe0: 00000004 bea007f8 b6e68d8f b6def7e6 # [ 80.135644] Code: bad PC value # [ 80.138798] ---[ end trace 87e89350b60edba2 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 80.574285] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 80.580727] lkdtm: attempting bad read at b6f57000 # [ 80.588371] 8<--- cut here --- # [ 80.594239] Unhandled fault: page domain fault (0x01b) at 0xb6f57000 # [ 80.600604] pgd = 548a0486 # [ 80.603319] [b6f57000] *pgd=49282831 # [ 80.606917] Internal error: : 1b [#10] SMP ARM # [ 80.611370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 80.640440] CPU: 0 PID: 2211 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 80.648191] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 80.654737] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 80.659984] LR is at __irq_work_queue_local+0x40/0x74 # [ 80.665043] pc : [] lr : [] psr: 600e0013 # [ 80.671316] sp : c62e7e38 ip : c62e7d40 fp : c62e7e64 # [ 80.676548] r10: 00000011 r9 : c1ad10b4 r8 : c15e8cf8 # [ 80.681780] r7 : c62e7f60 r6 : 00000051 r5 : c62e6000 r4 : b6f57000 # [ 80.688313] r3 : c5703d1b r2 : c5703d1b r1 : ef7815e0 r0 : 00000026 # [ 80.694849] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 80.701991] Control: 10c5387d Table: 1675004a DAC: 00000051 # [ 80.707745] Process cat (pid: 2211, stack limit = 0xecb2826b) # [ 80.713500] Stack: (0xc62e7e38 to 0xc62e8000) # [ 80.717869] 7e20: 00000022 00000000 # [ 80.726063] 7e40: 00000000 c5703d1b c62e7e6c 00000026 c654e000 00000011 c62e7e74 c62e7e68 # [ 80.734252] 7e60: c0c54324 c0c55204 c62e7e9c c62e7e78 c0c54824 c0c54304 c0c54704 c60e1900 # [ 80.742442] 7e80: b6e11000 00000011 c53113c0 c62e7f60 c62e7ec4 c62e7ea0 c07e03d4 c0c54710 # [ 80.750631] 7ea0: 00000000 c60e1900 b6e11000 c2b61000 c62e7f60 c07e0370 c62e7f5c c62e7ec8 # [ 80.758822] 7ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c62e6000 # [ 80.767010] 7ee0: b6e11000 00020000 00000004 00000011 0001ffef c62e7ee0 00000001 b6e10000 # [ 80.775198] 7f00: c6319040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 80.783388] 7f20: 00000000 00000000 c13d3050 c5703d1b c205e6e0 c60e1900 c60e1900 c62e6000 # [ 80.791577] 7f40: b6e11000 00000000 00000000 00000004 c62e7f94 c62e7f60 c059b1ec c059ab40 # [ 80.799765] 7f60: 00000000 00000000 c62e7fac c5703d1b 00000011 00000011 b6f58e00 00000004 # [ 80.807955] 7f80: c03002e4 c62e6000 c62e7fa4 c62e7f98 c059b27c c059b184 00000000 c62e7fa8 # [ 80.816143] 7fa0: c03000c0 c059b270 00000011 00000011 00000001 b6e11000 00000011 00000000 # [ 80.824332] 7fc0: 00000011 00000011 b6f58e00 00000004 00000001 00000000 00020000 be8ebac4 # [ 80.832519] 7fe0: 00000004 be8eb7f8 b6ec2d8f b6e497e6 800e0030 00000001 00000000 00000000 # [ 80.840702] Backtrace: # [ 80.843171] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 80.851882] r6:00000011 r5:c654e000 r4:00000026 # [ 80.856512] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 80.864536] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 80.872464] r9:c62e7f60 r8:c53113c0 r7:00000011 r6:b6e11000 r5:c60e1900 r4:c0c54704 # [ 80.880227] [] (full_proxy_write) from [] (vfs_write+0x[ 81.395525] lkdtm: Performing direct entry ACCESS_NULL 10c/0x53c) # [ 80.888068] r9:[ 81.401975] lkdtm: attempting bad read at 00000000 c07e0370 r8:c62e7f60 r7:c2b61000 [ 81.409629] 8<--- cut here --- r6:b6e11000 r5:c60e1900 r4:000000[ 81.416425] Unable to handle kernel NULL pointer dereference at virtual address 00000000 00 # [ 80.895825] [][ 81.426549] pgd = 69ef5f80 (vfs_write) from [] (k[ 81.432120] [00000000] *pgd=00000000 sys_write+0x74/0xec) # [ 80.90[ 81.438592] Internal error: Oops: 5 [#11] SMP ARM [ 81.446121] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 81.475153] CPU: 0 PID: 2286 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 81.482900] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 81.489441] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 81.494075] LR is at __irq_work_queue_local+0x40/0x74 [ 81.499133] pc : [] lr : [] psr: 600e0013 [ 81.505404] sp : c5cd1e50 ip : c5cd1d58 fp : c5cd1e64 [ 81.510633] r10: 0000000c r9 : c1ad10c8 r8 : c15e8cf8 [ 81.515863] r7 : c5cd1f60 r6 : 0000000c r5 : c654f000 r4 : 00000000 [ 81.522393] r3 : ae284535 r2 : ae284535 r1 : ef7815e0 r0 : 00000026 [ 81.528927] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 81.536065] Control: 10c5387d Table: 1678004a DAC: 00000051 [ 81.541816] Process cat (pid: 2286, stack limit = 0xed54be94) [ 81.547566] Stack: (0xc5cd1e50 to 0xc5cd2000) [ 81.551932] 1e40: 00000027 c654f000 c5cd1e74 c5cd1e68 [ 81.560118] 1e60: c0c54324 c13bdd7c c5cd1e9c c5cd1e78 c0c54824 c0c54304 c0c54704 c478b400 [ 81.568302] 1e80: b6e6b000 0000000c c53113c0 c5cd1f60 c5cd1ec4 c5cd1ea0 c07e03d4 c0c54710 [ 81.576489] 1ea0: 00000000 c478b400 b6e6b000 c2b61000 c5cd1f60 c07e0370 c5cd1f5c c5cd1ec8 [ 81.584673] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5cd0000 [ 81.592858] 1ee0: b6e6b000 00020000 00000004 0000000c 0001fff4 c5cd1ee0 00000001 b6e6a000 [ 81.601043] 1f00: c5956500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 81.609227] 1f20: 00000000 00000000 c13d3050 ae284535 c205e6e0 c478b400 c478b400 c5cd0000 [ 81.617413] 1f40: b6e6b000 00000000 00000000 00000004 c5cd1f94 c5cd1f60 c059b1ec c059ab40 [ 81.625600] 1f60: 00000000 00000000 c5cd1fac ae284535 0000000c 0000000c b6fb2e00 00000004 [ 81.633786] 1f80: c03002e4 c5cd0000 c5cd1fa4 c5cd1f98 c059b27c c059b184 00000000 c5cd1fa8 [ 81.641971] 1fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e6b000 0000000c 00000000 [ 81.650155] 1fc0: 0000000c 0000000c b6fb2e00 00000004 00000001 00000000 00020000 be985ac4 [ 81.658340] 1fe0: 00000004 be9857f8 b6f1cd8f b6ea37e6 800e0030 00000001 00000000 00000000 [ 81.666520] Backtrace: [ 81.668987] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 81.677257] r5:c654f000 r4:00000027 [ 81.680843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 81.688861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 81.696785] r9:c5cd1f60 r8:c53113c0 r7:0000000c r6:b6e6b000 r5:c478b400 r4:c0c54704 [ 81.704542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 81.712380] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6e6b000 r5:c478b400 r4:00000000 [ 81.720134] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 81.727277] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c5cd0000 r5:c478b400 [ 81.735109] r4:c478b400 [ 81.737651] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 81.744794] r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:0000000c r4:0000000c [ 81.752548] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 81.760122] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0) [ 81.765181] 1fa0: 0000000c 0000000c 00000001 b6e6b000 0000000c 00000000 [ 81.773367] 1fc0: 0000000c 0000000c b6fb2e00 00000004 00000001 00000000 00020000 be985ac4 [ 81.781549] 1fe0: 00000004 be9857f8 b6f1cd8f b6ea37e6 [ 81.786608] Code: e3010fd8 e34c01ad e1a01004 ebffd401 (e5945000) 2972] r10:00000004 r9:00000000 r[ 81.792771] ---[ end trace 87e89350b60edba4 ]--- 8:00000000 r7:b6e11000 r6:c62e6000 r5:c60e1900 # [ 80.910807] r4:c60e1900 # [ 80.913355] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 80.920502] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000011 r4:00000011 # [ 80.928260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 80.935836] Exception stack(0xc62e7fa8 to 0xc62e7ff0) # [ 80.940900] 7fa0: 00000011 00000011 00000001 b6e11000 00000011 00000000 # [ 80.949090] 7fc0: 00000011 00000011 b6f58e00 00000004 00000001 00000000 00020000 be8ebac4 # [ 80.957276] 7fe0: 00000004 be8eb7f8 b6ec2d8f b6e497e6 # [ 80.962340] Code: e1a01004 e3010fd8 e34c01ad eb1d76a4 (e5943000) # [ 80.968446] ---[ end trace 87e89350b60edba3 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 81.395525] lkdtm: Performing direct entry ACCESS_NULL # [ 81.401975] lkdtm: attempting bad read at 00000000 # [ 81.409629] 8<--- cut here --- # [ 81.416425] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 81.426549] pgd = 69ef5f80 # [ 81.432120] [00000000] *pgd=00000000 # [ 81.438592] Internal error: Oops: 5 [#11] SMP ARM # [ 81.446121] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 81.475153] CPU: 0 PID: 2286 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 81.482900] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 81.489441] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 81.494075] LR is at __irq_work_queue_local+0x40/0x74 # [ 81.499133] pc : [] lr : [] psr: 600e0013 # [ 81.505404] sp : c5cd1e50 ip : c5cd1d58 fp : c5cd1e64 # [ 81.510633] r10: 0000000c r9 : c1ad10c8 r8 : c15e8cf8 # [ 81.515863] r7 : c5cd1f60 r6 : 0000000c r5 : c654f000 r4 : 00000000 # [ 81.522393] r3 : ae284535 r2 : ae284535 r1 : ef7815e0 r0 : 00000026 # [ 81.528927] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 81.536065] Control: 10c5387d Table: 1678004a DAC: 00000051 # [ 81.541816] Process cat (pid: 2286, stack limit = 0xed54be94) # [ 81.547566] Stack: (0xc5cd1e50 to 0xc5cd2000) # [ 81.551932] 1e40: 00000027 c654f000 c5cd1e74 c5cd1e68 # [ 81.560118] 1e60: c0c54324 c13bdd7c c5cd1e9c c5cd1e78 c0c54824 c0c54304 c0c54704 c478b400 # [ 81.568302] 1e80: b6e6b000 0000000c c53113c0 c5cd1f60 c5cd1ec4 c5cd1ea0 c07e03d4 c0c54710 # [ 81.576489] 1ea0: 00000000 c478b400 b6e6b000 c2b61000 c5cd1f60 c07e0370 c5cd1f5c c5cd1ec8 # [ 81.584673] 1ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c5cd0000 # [ 81.592858] 1ee0: b6e6b000 00020000 00000004 0000000c 0001fff4 c5cd1ee0 00000001 b6e6a000 # [ 81.601043] 1f00: c5956500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 81.609227] 1f20: 00000000 00000000 c13d3050 ae284535 c205e6e0 c478b400 c478b400 c5cd0000 # [ 81.617413] 1f40: b6e6b000 00000000 00000000 00000004 c5cd1f94 c5cd1f60 c059b1ec c059ab40 # [ 81.625600] 1f60: 00000000 00000000 c5cd1fac ae284535 0000000c 0000000c b6fb2e00 00000004 # [ 81.633786] 1f80: c03002e4 c5cd0000 c5cd1fa4 c5cd1f98 c059b27c c059b184 00000000 c5cd1fa8 # [ 81.641971] 1fa0: c03000c0 c059b270 0000000c 0000000c 00000001 b6e6b000 0000000c 00000000 # [ 81.650155] 1fc0: 0000000c 0000000c b6fb2e00 00000004 00000001 00000000 00020000 be985ac4 # [ 81.658340] 1fe0: 00000004 be9857f8 b6f1cd8f b6ea37e6 800e0030 00000001 00000000 00000000 # [ 81.666520] Backtrace: # [ 81.668987] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 81.677257] r5:c654f000 r4:00000027 # [ 81.680843] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 81.688861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 81.696785] r9:c5cd1f60 r8:c53113c0 r7:0000000c r6:b6e6b000 r5:c478b400 r4:c0c54704 # [ 81.704542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 81.712380] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6e6b000 r5:c478b400 r4:00000000 # [ 81.720134] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 81.727277] r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c5cd0000 r5:c478b400 # [ 81.735109] r4:c478b400 # [ 81.737651] [] (ksys_write) from [] (sys_write+0x1[ 82.272629] lkdtm: Performing direct entry WRITE_RO 8/0x1c) # [ 81.744794] r9:c5c[ 82.278688] lkdtm: attempting bad rodata write at c15e8f90 d0000 r8:c03002e4 r7:00[0 0 0 080.286968] 8<--- cut here --- 4 r6:b6fb2[e 0 0 8r2.52:90203050] Unable to handle kernel paging request at virtual address c15e8f90 000c r4:0000[0 0 0 c8 2 .#3 0[1 317] pgd = a4f52894 81.752548] [][ ( s y82.305930] [c15e8f90] *pgd=1141941e(bad) _write) from [12374] Internal error: Oops: 80d [#12] SMP ARM (ret_fast_syscall+0x0/0x28) # [[ 82.319331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 81.760122] Exc[e p t i8o2n. 3s1035] CPU: 3 PID: 2360 Comm: cat Tainted: G D W 5.10.180-cip32 #1 tack(0xc5[c d 1 f8a28. 3t6o0 8503] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c5cd1ff0) # [ 81.76518[1 ] 12.369126] PC is at lkdtm_WRITE_RO+0x44/0x50 fa0: [ 8 2 . 3 7 5903] LR is at 0x0 000000c 00[0 0 0 0802c. 3080004030] pc : [] lr : [<00000000>] psr: 600e0013 001 b6e6b[0 0 0 8020.03080805108] sp : c6223e50 ip : 00000027 fp : c6223e64 00000000 [# [ 8 2 .8319.57476] r10: 00000009 r9 : c1ad10d4 r8 : c15e8cf8 3367] 1fc0[: 0 08020.040002c5 23] r7 : c6223f60 r6 : 00000009 r5 : c5eb6000 r4 : c15e8f90 000000c b6[f b 2 e8020. 401008070] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e4 r0 : c1ad1ed8 0004 000000[0 1 08020.0401090103] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00020000[ b e 98825.a4c248 0 8#] Control: 10c5387d Table: 146e004a DAC: 00000051 [ 81.78154[9 ] 18f2.e403:5 569] Process cat (pid: 2360, stack limit = 0xc0291134) 0000004 be9[8 5 7 f882 .b464f312c2] Stack: (0xc6223e50 to 0xc6224000) d8f b6ea37e6 #[ [ 8 28.14.47403] 3e40: 00000028 c5eb6000 c6223e74 c6223e68 86608] Code: e30[1 0 f d882 .e4359576] 3e60: c0c54324 c13bdb7c c6223e9c c6223e78 c0c54824 c0c54304 c0c54704 c2f67cc0 c01ad e1a01004 eb[f f d 8420.14 69835] 3e80: b6dc8000 00000009 c53113c0 c6223f60 c6223ec4 c6223ea0 c07e03d4 c0c54710 e5945000) # [[ 8812..74982092] 3ea0: 00000000 c2f67cc0 b6dc8000 c2b61000 c6223f60 c07e0370 c6223f5c c6223ec8 771] ---[ end[ t r a8c2e. 48970e62] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c6222000 89350b60edba4 ][- - - 8 2#. 5A0C349] 3ee0: b6dc8000 00020000 00000004 00000009 0001fff7 c6223ee0 00000001 b6dc7000 CESS_NULL: mis[s i n g8 2'.c5a1l0518] 3f00: c62e1400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 trace:': [FAIL[] n8o2t. 5o2k691] 3f20: 00000000 00000000 c13d3050 c9d9329b c205e6e0 c2f67cc0 c2f67cc0 c6222000 38 selftests:[ l k d8t2m.:5 3A0861] 3f40: b6dc8000 00000000 00000000 00000004 c6223f94 c6223f60 c059b1ec c059ab40 CESS_NULL.sh # [e x i t8=21. 5 4#033] 3f60: 00000000 00000000 c6223fac c9d9329b 00000009 00000009 b6f0fe00 00000004 selftests: lkdtm[: W R8I2T.E5_1206] 3f80: c03002e4 c6222000 c6223fa4 c6223f98 c059b27c c059b184 00000000 c6223fa8 RO.sh [ 82.561463] 3fa0: c03000c0 c059b270 00000009 00000009 00000001 b6dc8000 00000009 00000000 [ 82.570246] 3fc0: 00000009 00000009 b6f0fe00 00000004 00000001 00000000 00020000 bedf0ac4 [ 82.578431] 3fe0: 00000004 bedf07f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000 [ 82.586611] Backtrace: [ 82.589078] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 82.597088] r5:c5eb6000 r4:00000028 [ 82.600673] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 82.608691] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 82.616616] r9:c6223f60 r8:c53113c0 r7:00000009 r6:b6dc8000 r5:c2f67cc0 r4:c0c54704 [ 82.624374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 82.632211] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6dc8000 r5:c2f67cc0 r4:00000000 [ 82.639963] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 82.647105] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c6222000 r5:c2f67cc0 [ 82.654939] r4:c2f67cc0 [ 82.657481] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 82.664623] r9:c6222000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:00000009 r4:00000009 [ 82.672377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 82.679950] Exception stack(0xc6223fa8 to 0xc6223ff0) [ 82.685010] 3fa0: 00000009 00000009 00000001 b6dc8000 00000009 00000000 [ 82.693196] 3fc0: 00000009 00000009 b6f0fe00 00000004 00000001 00000000 00020000 bedf0ac4 [ 82.701379] 3fe0: 00000004 bedf07f8 b6e79d8f b6e007e6 [ 82.706440] Code: e34a3bcd e3010ed8 e34c01ad e0233002 (e5843000) [ 82.712543] ---[ end trace 87e89350b60edba5 ]--- # Segmentation fault # [ 82.272629] lkdtm: Performing direct entry WRITE_RO # [ 82.278688] lkdtm: attempting bad rodata write at c15e8f90 # [ 82.286968] 8<--- cut here --- # [ 82.292358] Unable to handle kernel paging request at virtual address c15e8f90 # [ 82.301317] pgd = a4f52894 # [ 82.305930] [c15e8f90] *pgd=1141941e(bad) # [ 82.312374] Internal error: Oops: 80d [#12] SMP ARM # [ 82.319331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 82.351035] CPU: 3 PID: 2360 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 82.360853] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 82.369126] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 82.375903] LR is at 0x0 # [ 82.380430] pc : [] lr : [<00000000>] psr: 600e0013 # [ 82.388518] sp : c6223e50 ip : 00000027 fp : c6223e64 # [ 82.395476] r10: 00000009 r9 : c1ad10d4 r8 : c15e8cf8 # [ 82.402523] r7 : c6223f60 r6 : 00000009 r5 : c5eb6000 r4 : c15e8f90 # [ 82.410870] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e4 r0 : c1ad1ed8 # [ 82.419133] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 82.428088] Control: 10c5387d Table: 146e004a DAC: 00000051 # [ 82.435569] Process cat (pid: 2360, stack limit = 0xc0291134) # [ 82.443222] Stack: (0xc6223e50 to 0xc6224000) # [ 82.449403] 3e40: 00000028 c5eb6000 c6223e74 c6223e68 # [ 82.459576] 3e60: c0c54324 c13bdb7c c6223e9c c6223e78 c0c54824 c0c54304 c0c54704 c2f67cc0 # [ 82.469835] 3e80: b6dc8000 00000009 c53113c0 c6223f60 c6223ec4 c6223ea0 c07e03d4 c0c54710 # [ 82.480092] 3ea0: 00000000 c2f67cc0 b6dc8000 c2b61000 c6223f60 c07e0370 c6223f5c c6223ec8 # [ 82.490262] 3ec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c6222000 # [ 82.500349] 3ee0: b6dc8000 00020000 00000004 00000009 0001fff7 c6223ee0 00000001 b6dc7000 # [ 82.510518] 3f00: c62e1400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 82.520691] 3f20: 00000000 00000000 c13d3050 c9d9329b c205e6e0 c2f67cc0 c2f67cc0 c6222000 # [ 82.530861] 3f40: b6dc8000 00000000 00000000 00000004 c6223f94 c6223f60 c059b1ec c059ab40 # [ 82.541033] 3f60: 00000000 00000000 c6223fac c9d9329b 00000009 00000009 b6f0fe00 00000004 # [ 82.551206] 3f80: c03002e4 c6222000 c6223fa4 c6223f98 c059b27c c059b184 00000000 c6223fa8 # [ 82.561463] 3fa0: c03000c0 c059b270 00000009 00000009 00000001 b6dc8000 00000009 00000000 # [ 82.570246] 3fc0: 00000009 00000009 b6f0fe00 00000004 00000001 00000000 00020000 bedf0ac4 # [ 82.578431] 3fe0: 00000004 bedf07f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000 # [ 82.586611] Backtrace: # [ 82.589078] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 82.597088] r5:c5eb6000 r4:00000028 # [ 82.600673] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 82.608691] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 82.616616] r9:c6223f60 r8:c53113c0 r7:00000009 r6:b6dc8000 r5:c2f67cc0 r4:c0c54704 # [ 82.624374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 82.632211] r9:c07e0370 r8:c6223f60 r7:c2b61000 r6:b6dc8000 r5:c2f67cc0 r4:00000000 # [ 82.639963] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 82.647105] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c6222000 r5:c2f67cc0 # [ 82.654939] r4:c2f67cc0 # [ 82.657481] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 82.664623[ 83.205414] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT ] r9:c6222000 r8:c03002e4 r7:000[ 83.213049] lkdtm: attempting bad ro_after_init write at c1b84c60 00004 r6:b6f0fe00 r5:00000009 r4:[ 83.221960] 8<--- cut here --- 00000009 [# [ 8 3 .82227.68710] Unable to handle kernel paging request at virtual address c1b84c60 377] [3]6 8(6s0] pgd = 56edd92e s_write) from [] ([r e 83.241306] [c1b84c60] *pgd=11a1941e(bad) _fast_syscall+0x0[/ 0 x8238.)2 47926] Internal error: Oops: 80d [#13] SMP ARM # [ 82.679950] Exception stack([ 83.254884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 0xc6223fa8 to 0xc6223[f f 0 )83 .286590] CPU: 1 PID: 2434 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 82.6[8 5 0 1803]. 239f6a5082] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000009[ 0 083.304944] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 000009 00000001 b6dc8000 000[0 0 83.312775] LR is at __irq_work_queue_local+0x40/0x74 09 00000000[ # 8[3 . 3 28024.8] pc : [] lr : [] psr: 600e0013 693196] [3 f c 08:3 .030208050006] sp : c46cfe50 ip : c46cfd58 fp : c46cfe64 9 00000009 [b 6 f 08f3e.0303 50407] r10: 00000014 r9 : c1ad10e0 r8 : c15e8cf8 000004 000[ 0 0 08031. 3040205010] r7 : c46cff60 r6 : 00000014 r5 : c662d000 r4 : c1b84c60 000 00020000[ b e d8f30.a3c5407 8] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1ed8 # [ 82.7013[7 9 ] 833f.e305:9130] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000004 b[e d f 0873f.83 6b862e61] Control: 10c5387d Table: 15c3c04a DAC: 00000051 9d8f b6e007e6[ # 83[. 3 7 58829] Process cat (pid: 2434, stack limit = 0xaab4320d) .706440] Cod[e : e8334.a338b3c485] Stack: (0xc46cfe50 to 0xc46d0000) e3010ed8 e34c01ad [e 0 2 38330.089755] fe40: 00000029 c662d000 c46cfe74 c46cfe68 2 (e5843000) # [ [ 8 2 .8731.400104] fe60: c0c54324 c13bdbcc c46cfe9c c46cfe78 c0c54824 c0c54304 c0c54704 c63e8a00 543] ---[ end tr[a c e 8837.e4810536] fe80: b6e54000 00000014 c53113c0 c46cff60 c46cfec4 c46cfea0 c07e03d4 c0c54710 350b60edba5 ]--- # [W R I T8E3_.420798] fea0: 00000000 c63e8a00 b6e54000 c2b61000 c46cff60 c07e0370 c46cff5c c46cfec8 O: missing 'call [t r a c8e3:.'4:1230] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c46ce000 [FAIL] not ok 3[9 s e8l3f.t4e1490] fee0: b6e54000 00020000 00000004 00000014 0001ffec c46cfee0 00000001 b6e53000 sts: lkdtm: WRITE[_ R O .8s3h. 4#1749] ff00: c6304c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 exit=1 # selfte[s t s :8 3l.k4d2008] ff20: 00000000 00000000 c13d3050 13793736 c205e6e0 c63e8a00 c63e8a00 c46ce000 tm: WRITE_RO_AFTER[_ I N I8T3..s472269] ff40: b6e54000 00000000 00000000 00000004 c46cff94 c46cff60 c059b1ec c059ab40 [ 83.482615] ff60: 00000000 00000000 c46cffac 13793736 00000014 00000014 b6f9be00 00000004 [ 83.490965] ff80: c03002e4 c46ce000 c46cffa4 c46cff98 c059b27c c059b184 00000000 c46cffa8 [ 83.499155] ffa0: c03000c0 c059b270 00000014 00000014 00000001 b6e54000 00000014 00000000 [ 83.507344] ffc0: 00000014 00000014 b6f9be00 00000004 00000001 00000000 00020000 be9c0ac4 [ 83.515534] ffe0: 00000004 be9c07f8 b6f05d8f b6e8c7e6 800e0030 00000001 00000000 00000000 [ 83.523716] Backtrace: [ 83.526188] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 83.535154] r5:c662d000 r4:00000029 [ 83.538745] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 83.546768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 83.554699] r9:c46cff60 r8:c53113c0 r7:00000014 r6:b6e54000 r5:c63e8a00 r4:c0c54704 [ 83.562462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 83.570303] r9:c07e0370 r8:c46cff60 r7:c2b61000 r6:b6e54000 r5:c63e8a00 r4:00000000 [ 83.578061] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 83.585208] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c46ce000 r5:c63e8a00 [ 83.593045] r4:c63e8a00 [ 83.595592] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 83.602738] r9:c46ce000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000014 r4:00000014 [ 83.610497] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 83.618074] Exception stack(0xc46cffa8 to 0xc46cfff0) [ 83.623136] ffa0: 00000014 00000014 00000001 b6e54000 00000014 00000000 [ 83.631326] ffc0: 00000014 00000014 b6f9be00 00000004 00000001 00000000 00020000 be9c0ac4 [ 83.639511] ffe0: 00000004 be9c07f8 b6f05d8f b6e8c7e6 [ 83.644575] Code: e34a3bcd e3010ed8 e34c01ad e0233002 (e5843000) [ 83.650682] ---[ end trace 87e89350b60edba6 ]--- # Segmentation fault # [ 83.205414] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 83.213049] lkdtm: attempting bad ro_after_init write at c1b84c60 # [ 83.221960] 8<--- cut here --- # [ 83.227810] Unable to handle kernel paging request at virtual address c1b84c60 # [ 83.236860] pgd = 56edd92e # [ 83.241306] [c1b84c60] *pgd=11a1941e(bad) # [ 83.247926] Internal error: Oops: 80d [#13] SMP ARM # [ 83.254884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 83.286590] CPU: 1 PID: 2434 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 83.296582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 83.304944] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 83.312775] LR is at __irq_work_queue_local+0x40/0x74 # [ 83.320418] pc : [] lr : [] psr: 600e0013 # [ 83.328506] sp : c46cfe50 ip : c46cfd58 fp : c46cfe64 # [ 83.335467] r10: 00000014 r9 : c1ad10e0 r8 : c15e8cf8 # [ 83.342514] r7 : c46cff60 r6 : 00000014 r5 : c662d000 r4 : c1b84c60 # [ 83.350778] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1ed8 # [ 83.359130] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 83.368261] Control: 10c5387d Table: 15c3c04a DAC: 00000051 # [ 83.375829] Process cat (pid: 2434, stack limit = 0xaab4320d) # [ 83.383485] Stack: (0xc46cfe50 to 0xc46d0000) # [ 83.389755] fe40: 00000029 c662d000 c46cfe74 c46cfe68 # [ 83.400104] fe60: c0c54324 c13bdbcc c46cfe9c c46cfe78 c0c54824 c0c54304 c0c54704 c63e8a00 # [ 83.410536] fe80: b6e54000 00000014 c53113c0 c46cff60 c46cfec4 c46cfea0 c07e03d4 c0c54710 # [ 83.420798] fea0: 00000000 c63e8a00 b6e54000 c2b61000 c46cff60 c07e0370 c46cff5c c46cfec8 # [ 83.431230] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c13d3050 c059b1ec c46ce000 # [ 83.441490] fee0: b6e54000 00020000 00000004 00000014 0001ffec c46cfee0 00000001 b6e53000 # [ 83.451749] ff00: c6304c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 83.462008] ff20: 00000000 00000000 c13d3050 13793736 c205e6e0 c63e8a00 c63e8a00 c46ce000 # [ 83.472269] ff40: b6e54000 00000000 00000000 00000004 c46cff94 c46cff60 c059b1ec c059ab40 # [ 83.482615] ff60: 00000000 00000000 c46cffac 13793736 00000014 00000014 b6f9be00 00000004 # [ 83.490965] ff80: c03002e4 c46ce000 c46cffa4 c46cff98 c059b27c c059b184 00000000 c46cffa8 # [ 83.499155] ffa0: c03000c0 c059b270 00000014 00000014 00000001 b6e54000 00000014 00000000 # [ 83.507344] ffc0: 00000014 00000014 b6f9be00 00000004 00000001 00000000 00020000 be9c0ac4 # [ 83.515534] ffe0: 00000004 be9c07f8 b6f05d8f b6e8c7e6 800e0030 00000001 00000000 00000000 # [ 83.523716] Backtrace: # [ 83.526188] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 83.535154] r5:c662d000 r4:00000029 # [ 83.538745] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 83.546768] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 83.554699] r9:c46cff60 r8:c53113c0 r7:00000014 r6:b6e54000 r5:c63e8a00 r4:c0c54704 # [ 83.562462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 83.570303] r9:c07e0370 r8:c46cff60 r7:c2b61000 r6:b6e54000 r5:c63e8a00 r4:00000000 # [ 83.578061] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 83.585208] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c46ce000 r5:c63e8a00 # [ 83.593045] r4:c63e8a00 # [ 83.595592] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 83.602738] r9:c46ce000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000014 r4:00000014 # [ 83.610497] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 83.618074] Exception stack(0xc46cffa8 to 0xc46cfff0) # [ 83.623136] ffa0: 00000014 00000014 00000001 b6e54000 00000014 00000000 # [ 83.631326] ffc0: 00000014 00[ 84.120070] lkdtm: Performing direct entry WRITE_KERN 000014 b6f9be00 00000004 00000001[ 84.127800] lkdtm: attempting bad 7768580 byte write at c13bda98 00000000 00020000 be9c0ac4 # [ [ 84.136510] 8<--- cut here --- 83.639511][ f f e804:. 104020402] Unable to handle kernel paging request at virtual address c13bda98 0004 be9c07f8 b6f05d[8 f b864e.151544] pgd = 5b8693fc c7e6 # [ 83.644575] Code: e34a[ 84.156512] [c13bda98] *pgd=1121940e(bad) 3bcd e3010ed8 e34c01ad e02[3 3 0 84.163400] Internal error: Oops: 80d [#14] SMP ARM 2 (e5843000) # [ 83.650682] -[ 84.170795] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 --[ end trace 87e89350b60edba6 ]- 84.202513] CPU: 1 PID: 2508 Comm: cat Tainted: G D W 5.10.180-cip32 #1 -- # WRITE_RO_AFTER[_ I N I8T4:.213029] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) missing 'call trace:': [FAIL] no[ 84.221832] PC is at memcpy+0x50/0x330 t ok 40 selftests: lkdt[m : W8R.228443] LR is at 0xe92dd830 ITE_RO_AFTER_INIT.s[h # 8e4x.i33933] pc : [] lr : [] psr: 200e0013 t=1 # selftests:[ l k d8t4.m2:42372] sp : c47cfe2c ip : e1a0c00d fp : c47cfe64 WRITE_KERN.sh [ 84.249686] r10: 0000000b r9 : c1ad10f4 r8 : e89da800 [ 84.256220] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 84.262769] r3 : e1a0c00d r2 : 00768964 r1 : c0c550b4 r0 : c13bda98 [ 84.269321] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 84.276478] Control: 10c5387d Table: 1605404a DAC: 00000051 [ 84.282247] Process cat (pid: 2508, stack limit = 0xdbf3e9a7) [ 84.288015] Stack: (0xc47cfe2c to 0xc47d0000) [ 84.292404] fe20: c0c55094 00768a04 c47cff60 c15e8cf8 c13bda98 [ 84.300613] fe40: c13bda98 c13bdc7c 0000002a c662d000 0000000b c47cff60 c47cfe74 c47cfe68 [ 84.308821] fe60: c0c54324 c13bdc3c c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c63e9040 [ 84.317029] fe80: b6deb000 0000000b c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 [ 84.325240] fea0: 00000000 c63e9040 b6deb000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 [ 84.333449] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c4756164 c059b1ec c47ce000 [ 84.341658] fee0: b6deb000 00020000 00000004 0000000b 0001fff5 c47cfee0 00000001 00000805 [ 84.349864] ff00: c6319900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 84.358071] ff20: 00000000 00000000 c47ce000 56d99e40 b6dea000 c63e9040 c63e9040 c47ce000 [ 84.366279] ff40: b6deb000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 [ 84.374486] ff60: 00000000 00000000 c47cffac 56d99e40 0000000b 0000000b b6f32e00 00000004 [ 84.382694] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 [ 84.390903] ffa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6deb000 0000000b 00000000 [ 84.399112] ffc0: 0000000b 0000000b b6f32e00 00000004 00000001 00000000 00020000 bee0bac4 [ 84.407321] ffe0: 00000004 bee0b7f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000 [ 84.415514] Backtrace: [ 84.418020] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 84.426229] r7:c47cff60 r6:0000000b r5:c662d000 r4:0000002a [ 84.431922] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 84.439970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 84.447918] r9:c47cff60 r8:c53113c0 r7:0000000b r6:b6deb000 r5:c63e9040 r4:c0c54704 [ 84.455704] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 84.463564] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6deb000 r5:c63e9040 r4:00000000 [ 84.471342] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 84.478506] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c47ce000 r5:c63e9040 [ 84.486355] r4:c63e9040 [ 84.488922] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 84.496086] r9:c47ce000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000b r4:0000000b [ 84.503866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 84.511455] Exception stack(0xc47cffa8 to 0xc47cfff0) [ 84.516535] ffa0: 0000000b 0000000b 00000001 b6deb000 0000000b 00000000 [ 84.524743] ffc0: 0000000b 0000000b b6f32e00 00000004 00000001 00000000 00020000 bee0bac4 [ 84.532945] ffe0: 00000004 bee0b7f8 b6e9cd8f b6e237e6 [ 84.538027] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 84.544153] ---[ end trace 87e89350b60edba7 ]--- # Segmentation fault # [ 84.120070] lkdtm: Performing direct entry WRITE_KERN # [ 84.127800] lkdtm: attempting bad 7768580 byte write at c13bda98 # [ 84.136510] 8<--- cut here --- # [ 84.142402] Unable to handle kernel paging request at virtual address c13bda98 # [ 84.151544] pgd = 5b8693fc # [ 84.156512] [c13bda98] *pgd=1121940e(bad) # [ 84.163400] Internal error: Oops: 80d [#14] SMP ARM # [ 84.170795] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 84.202513] CPU: 1 PID: 2508 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 84.213029] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 84.221832] PC is at memcpy+0x50/0x330 # [ 84.228443] LR is at 0xe92dd830 # [ 84.233933] pc : [] lr : [] psr: 200e0013 # [ 84.242372] sp : c47cfe2c ip : e1a0c00d fp : c47cfe64 # [ 84.249686] r10: 0000000b r9 : c1ad10f4 r8 : e89da800 # [ 84.256220] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 84.262769] r3 : e1a0c00d r2 : 00768964 r1 : c0c550b4 r0 : c13bda98 # [ 84.269321] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 84.276478] Control: 10c5387d Table: 1605404a DAC: 00000051 # [ 84.282247] Process cat (pid: 2508, stack limit = 0xdbf3e9a7) # [ 84.288015] Stack: (0xc47cfe2c to 0xc47d0000) # [ 84.292404] fe20: c0c55094 00768a04 c47cff60 c15e8cf8 c13bda98 # [ 84.300613] fe40: c13bda98 c13bdc7c 0000002a c662d000 0000000b c47cff60 c47cfe74 c47cfe68 # [ 84.308821] fe60: c0c54324 c13bdc3c c47cfe9c c47cfe78 c0c54824 c0c54304 c0c54704 c63e9040 # [ 84.317029] fe80: b6deb000 0000000b c53113c0 c47cff60 c47cfec4 c47cfea0 c07e03d4 c0c54710 # [ 84.325240] fea0: 00000000 c63e9040 b6deb000 c2b61000 c47cff60 c07e0370 c47cff5c c47cfec8 # [ 84.333449] fec0: c059ac40 c07e037c 00000001 00000000 c059b1ec c4756164 c059b1ec c47ce000 # [ 84.341658] fee0: b6deb000 00020000 00000004 0000000b 0001fff5 c47cfee0 00000001 00000805 # [ 84.349864] ff00: c6319900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 84.358071] ff20: 00000000 00000000 c47ce000 56d99e40 b6dea000 c63e9040 c63e9040 c47ce000 # [ 84.366279] ff40: b6deb000 00000000 00000000 00000004 c47cff94 c47cff60 c059b1ec c059ab40 # [ 84.374486] ff60: 00000000 00000000 c47cffac 56d99e40 0000000b 0000000b b6f32e00 00000004 # [ 84.382694] ff80: c03002e4 c47ce000 c47cffa4 c47cff98 c059b27c c059b184 00000000 c47cffa8 # [ 84.390903] ffa0: c03000c0 c059b270 0000000b 0000000b 00000001 b6deb000 0000000b 00000000 # [ 84.399112] ffc0: 0000000b 0000000b b6f32e00 00000004 00000001 00000000 00020000 bee0bac4 # [ 84.407321] ffe0: 00000004 bee0b7f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000 # [ 84.415514] Backtrace: # [ 84.418020] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 84.426229] r7:c47cff60 r6:0000000b r5:c662d000 r4:0000002a # [ 84.431922] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 84.439970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 84.447918] r9:c47cff60 r8:c53113c0 r7:0000000b r6:b6deb000 r5:c63e9040 r4:c0c54704 # [ 84.455704] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 84.463564] r9:c07e0370 r8:c47cff60 r7:c2b61000 r6:b6deb000 r5:c63e9040 r4:00000000 # [ 84.471342] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 84.478506] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c47ce000 r5:c63e9040 # [ 84.486355] r4:c63e9040 # [ [ 85.001899] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 84.488922] [] (ksys_wri[ 85.008773] lkdtm: attempting good refcount_inc() without overflow te) from [] (sys_write+[ 85.017700] lkdtm: attempting bad refcount_inc() overflow 0x18/0x1c) # [ 84.[4 9 6 08856025915] ------------[ cut here ]------------ ] r9:c47ce000 r8:c03002e4 r7:000[ 85.032936] WARNING: CPU: 3 PID: 2583 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 00004 r6:b6f32e00 r5:0000000b r4:[ 85.044129] refcount_t: saturated; leaking memory. 0000000b # [ 84.503866] [] (sys_write) from [] (ret_f[a s t _8s5y.s0c9a40l5l] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) +0x0/0x28) # [ 84[. 5 1 18455.102316] Backtrace: ] Exception stack(0xc47cffa8 to 0[ 85.107035] [] (dump_backtrace) from [] (show_stack+0x20/0x24) xc47cfff0) #[ [ 8 58.41.157153] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 6535] ffa0: [ 8 5.125025] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0000000b 0000000b 0[0 0 0 08050134676] [] (dump_stack) from [] (__warn+0x98/0x14c) 1 b6deb000 00[0 0 0 0805b. 14030889] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 00000 # [ 84.5247[4 3 ] 8f5f.153544] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 0: 0000000b [0 0 0 08050.01b6 3b276] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c634e000 f32e00 00000004 0000[0 0 0 18 50.170848] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 000000 000200[0 0 8b5e.e108b2a056] r9:c1ad1100 r8:c15e8cf8 r7:c634ff60 r6:00000016 r5:c5df6000 r4:c634e000 4 # [ 84.532945] ffe[0 : 805.191714] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) 000004 bee0b7f8 b6e9cd[8 f b865.203708] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) 237e6 # [ 84.5[3 8 0 2875]. 2C6130] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) ode: f5d1[f 0 5 c8 5f.52d217f3037] r4:0000002b c e8b151f8 e252[2 0 2 08 5(.e283a611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 051f8) # [ 84.544153[] - 8-.241615] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) -[ end trace 87e8[9 3 5 08b56.02e1868] r9:c634ff60 r8:c53113c0 r7:00000016 r6:b6ea7000 r5:c59572c0 r4:c0c54704 dba7 ]--- # WRITE_KERN: [m i s s5.261699] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) ing 'call tra[c e : '8:5 .[2F7A1I48] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6ea7000 r5:c59572c0 r4:00000000 L] not ok 41 sel[f t e s8t5s.:2 1600] [] (vfs_write) from [] (ksys_write+0x74/0xec) lkdtm: WRITE_K[E R N .8s5h. 2#9 0815] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c634e000 r5:c59572c0 xit=1 [# s e8l5f.t3e0s0t6s3:4 r4:c59572c0 lkdtm: REFCOUNT_I[N C _ O8V5E.R3F4821] [] (ksys_write) from [] (sys_write+0x18/0x1c) LOW.sh [ 85.314036] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000016 r4:00000016 [ 85.322475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 85.330048] Exception stack(0xc634ffa8 to 0xc634fff0) [ 85.335109] ffa0: 00000016 00000016 00000001 b6ea7000 00000016 00000000 [ 85.343293] ffc0: 00000016 00000016 b6feee00 00000004 00000001 00000000 00020000 becf9ac4 [ 85.351477] ffe0: 00000004 becf97f8 b6f58d8f b6edf7e6 [ 85.356588] irq event stamp: 0 [ 85.359680] hardirqs last enabled at (0): [<00000000>] 0x0 [ 85.365270] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 85.372851] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 85.380432] softirqs last disabled at (0): [<00000000>] 0x0 [ 85.386024] ---[ end trace 87e89350b60edba8 ]--- [ 85.390683] lkdtm: Overflow detected: saturated # [ 85.001899] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 85.008773] lkdtm: attempting good refcount_inc() without overflow # [ 85.017700] lkdtm: attempting bad refcount_inc() overflow # [ 85.025915] ------------[ cut here ]------------ # [ 85.032936] WARNING: CPU: 3 PID: 2583 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 85.044129] refcount_t: saturated; leaking memory. # [ 85.051786] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 85.083486] CPU: 3 PID: 2583 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 85.094054] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.102316] Backtrace: # [ 85.107035] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 85.117453] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 85.125025] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 85.134676] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 85.143889] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 # [ 85.153544] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 85.163276] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c634e000 # [ 85.170848] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 85.182056] r9:c1ad1100 r8:c15e8cf8 r7:c634ff60 r6:00000016 r5:c5df6000 r4:c634e000 # [ 85.191714] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 85.203708] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 85.216130] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.227339] r4:0000002b # [ 85.231611] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 85.241615] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 85.251868] r9:c634ff60 r8:c53113c0 r7:00000016 r6:b6ea7000 r5:c59572c0 r4:c0c54704 # [ 85.261699] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 85.271948] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6ea7000 r5:c59572c0 r4:00000000 # [ 85.281600] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 85.290815] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c634e000 r5:c59572c0 # [ 85.300634] r4:c59572c0 # [ 85.304821] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 85.314036] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000016 r4:00000016 # [ 85.322475] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 85.330048] Exception stack(0xc634ffa8 to 0xc634fff0) # [ 85.335109] ffa0: 00000016 00000016 00000001 b6ea7000 00000016 00000000 # [ 85.343293] ffc0: 00000016 00000016 b6feee00 00000004 00000001 00000000 00020000 becf9ac4 # [ 85.351477] ffe0: 00000004 becf97f8 b6f58d8f b6edf7e6 # [ 85.356588] irq event stamp: 0 # [ 85.359680] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 85.365270] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 85.372851] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ [ 85.786178] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 85.380432] softirqs last disabl[ 85.795039] lkdtm: attempting good refcount_add() without overflow ed at (0): [<00000000>] 0x0 # [ [ 85.804073] lkdtm: attempting bad refcount_add() overflow 85.386024] ---[ end trace 87e89[ 85.812309] ------------[ cut here ]------------ 350b60edba8 ]--- # [ 85.390683[ 85.819800] WARNING: CPU: 3 PID: 2617 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ] lkdtm: Overflow detected: satur[ 85.831084] refcount_t: saturated; leaking memory. ated # REFCOUNT_INC_OVERFLOW: mi[ 85.838755] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ssing 'call trace:': [FAIL] not [ 85.870455] CPU: 3 PID: 2617 Comm: cat Tainted: G D W 5.10.180-cip32 #1 ok 42 selft[e s t s8:5 .l8k8d1t0m8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) : REFCOUNT_INC_OV[E R F8L5O.W8.89365] Backtrace: h # exit=1 # selftests: lkdtm: R[ 85.893912] [] (dump_backtrace) from [] (show_stack+0x20/0x24) EFCOUNT_ADD_OV[E R F L8O5W..9s0h4332] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 85.911990] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 85.919385] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 85.926355] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 [ 85.934109] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 85.941598] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c62e6000 [ 85.947270] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 85.956235] r9:c1ad1118 r8:c15e8cf8 r7:c62e7f60 r6:00000016 r5:c6562000 r4:c62e6000 [ 85.963992] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 85.973657] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 85.983753] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 85.992889] r4:0000002c [ 85.995432] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 86.003450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 86.011375] r9:c62e7f60 r8:c53113c0 r7:00000016 r6:b6e8f000 r5:c5a5e500 r4:c0c54704 [ 86.019131] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 86.026970] r9:c07e0370 r8:c62e7f60 r7:c2b61000 r6:b6e8f000 r5:c5a5e500 r4:00000000 [ 86.034722] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 86.041866] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c62e6000 r5:c5a5e500 [ 86.049699] r4:c5a5e500 [ 86.052243] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 86.059385] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:00000016 r4:00000016 [ 86.067138] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 86.074711] Exception stack(0xc62e7fa8 to 0xc62e7ff0) [ 86.079771] 7fa0: 00000016 00000016 00000001 b6e8f000 00000016 00000000 [ 86.087956] 7fc0: 00000016 00000016 b6fd6e00 00000004 00000001 00000000 00020000 bee87ac4 [ 86.096139] 7fe0: 00000004 bee877f8 b6f40d8f b6ec77e6 [ 86.101256] irq event stamp: 0 [ 86.104328] hardirqs last enabled at (0): [<00000000>] 0x0 [ 86.109941] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 86.117488] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 86.124991] softirqs last disabled at (0): [<00000000>] 0x0 [ 86.130624] ---[ end trace 87e89350b60edba9 ]--- [ 86.135258] lkdtm: Overflow detected: saturated # [ 85.786178] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 85.795039] lkdtm: attempting good refcount_add() without overflow # [ 85.804073] lkdtm: attempting bad refcount_add() overflow # [ 85.812309] ------------[ cut here ]------------ # [ 85.819800] WARNING: CPU: 3 PID: 2617 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 85.831084] refcount_t: saturated; leaking memory. # [ 85.838755] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 85.870455] CPU: 3 PID: 2617 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 85.881018] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 85.889365] Backtrace: # [ 85.893912] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 85.904332] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 85.911990] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 85.919385] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 85.926355] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 # [ 85.934109] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 85.941598] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c62e6000 # [ 85.947270] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 85.956235] r9:c1ad1118 r8:c15e8cf8 r7:c62e7f60 r6:00000016 r5:c6562000 r4:c62e6000 # [ 85.963992] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 85.973657] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 85.983753] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 85.992889] r4:0000002c # [ 85.995432] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.003450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.011375] r9:c62e7f60 r8:c53113c0 r7:00000016 r6:b6e8f000 r5:c5a5e500 r4:c0c54704 # [ 86.019131] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 86.026970] r9:c07e0370 r8:c62e7f60 r7:c2b61000 r6:b6e8f000 r5:c5a5e500 r4:00000000 # [ 86.034722] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.041866] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c62e6000 r5:c5a5e500 # [ 86.049699] r4:c5a5e500 # [ 86.052243] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.059385] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:00000016 r4:00000016 # [ 86.067138] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.074711] Exception stack(0xc62e7fa8 to 0xc62e7ff0) # [ 86.079771] 7fa0: 00000016 00000016 00000001 b6e8f000 00000016 00000000 # [ 86.087956] 7fc0: 00000016 00000016 b6fd6e00 00000004 00000001 00000000 00020000 bee87ac4 # [ 86.096139] 7fe0: 00000004 bee877f8 b6f40d8f b6ec77e6 # [ 86.101256] irq event stamp: 0 # [ 86.104328] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.109941] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.117488] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.124991] softirqs last disabled at (0): [<00000000>] 0x0 # [ 86.130624] ---[ end trace 87e89350b60edba9 ]--- # [ 86.135258] lkdtm: Overflow detected: [ 86.545982] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW saturated # REFCOUNT_ADD_OVERFLO[ 86.554949] lkdtm: attempting bad refcount_inc_not_zero() overflow W: missing 'call trace:': [FAIL] [ 86.563889] ------------[ cut here ]------------ not ok 43 selftests: lkdtm: REFC[ 86.571430] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 OUNT_ADD_OVERFLOW.sh # exit=1 # [ 86.582641] refcount_t: saturated; leaking memory. selftests: lkdtm: REFCOUNT_INC_NO[ 86.590287] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 T_ZERO_OVERFLOW.sh [ 86.622000] CPU: 3 PID: 2651 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 86.631438] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 86.637970] Backtrace: [ 86.640445] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 86.648024] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 86.653695] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 86.661019] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 86.667988] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 [ 86.675744] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 86.683234] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c633c000 [ 86.688906] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 86.697872] r9:c1ad1130 r8:c15e8cf8 r7:c633df60 r6:0000001f r5:c5df6000 r4:7fffffff [ 86.705629] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 86.716073] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 86.727727] r5:c5df6000 r4:c633c000 [ 86.731316] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 86.741233] r4:0000002d [ 86.743776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 86.751794] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 86.759718] r9:c633df60 r8:c53113c0 r7:0000001f r6:b6e9b000 r5:c63e8c80 r4:c0c54704 [ 86.767477] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 86.775315] r9:c07e0370 r8:c633df60 r7:c2b61000 r6:b6e9b000 r5:c63e8c80 r4:00000000 [ 86.783069] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 86.790212] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c633c000 r5:c63e8c80 [ 86.798046] r4:c63e8c80 [ 86.800590] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 86.807731] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:0000001f r4:0000001f [ 86.815487] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 86.823061] Exception stack(0xc633dfa8 to 0xc633dff0) [ 86.828121] dfa0: 0000001f 0000001f 00000001 b6e9b000 0000001f 00000000 [ 86.836308] dfc0: 0000001f 0000001f b6fe2e00 00000004 00000001 00000000 00020000 befecac4 [ 86.844490] dfe0: 00000004 befec7f8 b6f4cd8f b6ed37e6 [ 86.849600] irq event stamp: 0 [ 86.852673] hardirqs last enabled at (0): [<00000000>] 0x0 [ 86.858289] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 86.865792] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 86.873337] softirqs last disabled at (0): [<00000000>] 0x0 [ 86.878977] ---[ end trace 87e89350b60edbaa ]--- [ 86.883609] lkdtm: Overflow detected: saturated # [ 86.545982] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 86.554949] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 86.563889] ------------[ cut here ]------------ # [ 86.571430] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 86.582641] refcount_t: saturated; leaking memory. # [ 86.590287] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 86.622000] CPU: 3 PID: 2651 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 86.631438] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 86.637970] Backtrace: # [ 86.640445] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 86.648024] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 86.653695] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 86.661019] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 86.667988] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 # [ 86.675744] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 86.683234] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c633c000 # [ 86.688906] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 86.697872] r9:c1ad1130 r8:c15e8cf8 r7:c633df60 r6:0000001f r5:c5df6000 r4:7fffffff # [ 86.705629] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 86.716073] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 86.727727] r5:c5df6000 r4:c633c000 # [ 86.731316] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 86.741233] r4:0000002d # [ 86.743776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 86.751794] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 86.759718] r9:c633df60 r8:c53113c0 r7:0000001f r6:b6e9b000 r5:c63e8c80 r4:c0c54704 # [ 86.767477] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 86.775315] r9:c07e0370 r8:c633df60 r7:c2b61000 r6:b6e9b000 r5:c63e8c80 r4:00000000 # [ 86.783069] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 86.790212] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c633c000 r5:c63e8c80 # [ 86.798046] r4:c63e8c80 # [ 86.800590] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 86.807731] r9:c633c000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:0000001f r4:0000001f # [ 86.815487] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 86.823061] Exception stack(0xc633dfa8 to 0xc633dff0) # [ 86.828121] dfa0: 0000001f 0000001f 00000001 b6e9b000 0000001f 00000000 # [ 86.836308] dfc0: 0000001f 0000001f b6fe2e00 00000004 00000001 00000000 00020000 befecac4 # [ 86.844490] dfe0: 00000004 befec7f8 b6f4cd8f b6ed37e6 # [ 86.849600] irq event stamp: 0 # [ 86.852673] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 86.858289] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.865792] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 86.873337] softirqs last disabled at (0): [<00000000>] 0x0 # [ 86.878977] ---[ end trace 87e89350b60edbaa ]--- # [ 86.883609] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZER[ 87.305450] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW O_OVERFLOW: missing 'call trace:'[ 87.315107] lkdtm: attempting bad refcount_add_not_zero() overflow : [FAIL] not ok 44 selftests: lk[ 87.324183] ------------[ cut here ]------------ dtm: REFCOUNT_INC_NOT_ZERO_OVERFL[ 87.331632] WARNING: CPU: 3 PID: 2685 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 OW.sh # exit=1 # selftests: lkdt[ 87.342899] refcount_t: saturated; leaking memory. m: REFCOUNT_ADD_NOT_ZERO_OVERFLOW[ 87.350551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 .sh [ 87.382266] CPU: 3 PID: 2685 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 87.390399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 87.396931] Backtrace: [ 87.399406] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 87.406984] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 87.412655] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 87.419977] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 87.426946] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 [ 87.434699] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 87.442187] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c478e000 [ 87.447858] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 87.456823] r9:c1ad1150 r8:c15e8cf8 r7:c478ff60 r6:0000001f r5:c5df6000 r4:7fffffff [ 87.464578] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 87.475025] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 87.486679] r5:c5df6000 r4:c478e000 [ 87.490266] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 87.500183] r4:0000002e [ 87.502727] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 87.510745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 87.518670] r9:c478ff60 r8:c53113c0 r7:0000001f r6:b6dbf000 r5:c5a5fa40 r4:c0c54704 [ 87.526428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 87.534265] r9:c07e0370 r8:c478ff60 r7:c2b61000 r6:b6dbf000 r5:c5a5fa40 r4:00000000 [ 87.542016] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 87.549160] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c478e000 r5:c5a5fa40 [ 87.556993] r4:c5a5fa40 [ 87.559537] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 87.566681] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:0000001f r4:0000001f [ 87.574435] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 87.582010] Exception stack(0xc478ffa8 to 0xc478fff0) [ 87.587070] ffa0: 0000001f 0000001f 00000001 b6dbf000 0000001f 00000000 [ 87.595256] ffc0: 0000001f 0000001f b6f06e00 00000004 00000001 00000000 00020000 be913ac4 [ 87.603438] ffe0: 00000004 be9137f8 b6e70d8f b6df77e6 [ 87.608548] irq event stamp: 0 [ 87.611620] hardirqs last enabled at (0): [<00000000>] 0x0 [ 87.617208] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 87.624745] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 87.632290] softirqs last disabled at (0): [<00000000>] 0x0 [ 87.637905] ---[ end trace 87e89350b60edbab ]--- [ 87.642541] lkdtm: Overflow detected: saturated # [ 87.305450] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 87.315107] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 87.324183] ------------[ cut here ]------------ # [ 87.331632] WARNING: CPU: 3 PID: 2685 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 87.342899] refcount_t: saturated; leaking memory. # [ 87.350551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 87.382266] CPU: 3 PID: 2685 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 87.390399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 87.396931] Backtrace: # [ 87.399406] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 87.406984] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 87.412655] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 87.419977] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 87.426946] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 # [ 87.434699] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 87.442187] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c478e000 # [ 87.447858] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 87.456823] r9:c1ad1150 r8:c15e8cf8 r7:c478ff60 r6:0000001f r5:c5df6000 r4:7fffffff # [ 87.464578] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 87.475025] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 87.486679] r5:c5df6000 r4:c478e000 # [ 87.490266] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 87.500183] r4:0000002e # [ 87.502727] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 87.510745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 87.518670] r9:c478ff60 r8:c53113c0 r7:0000001f r6:b6dbf000 r5:c5a5fa40 r4:c0c54704 # [ 87.526428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 87.534265] r9:c07e0370 r8:c478ff60 r7:c2b61000 r6:b6dbf000 r5:c5a5fa40 r4:00000000 # [ 87.542016] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 87.549160] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c478e000 r5:c5a5fa40 # [ 87.556993] r4:c5a5fa40 # [ 87.559537] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 87.566681] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:0000001f r4:0000001f # [ 87.574435] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 87.582010] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 87.587070] ffa0: 0000001f 0000001f 00000001 b6dbf000 0000001f 00000000 # [ 87.595256] ffc0: 0000001f 0000001f b6f06e00 00000004 00000001 00000000 00020000 be913ac4 # [ 87.603438] ffe0: 00000004 be9137f8 b6e70d8f b6df77e6 # [ 87.608548] irq event stamp: 0 # [ 87.611620] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 87.617208] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 87.624745] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 87.632290] softirqs last disabled at (0): [<00000000>] 0x0 # [ 87.637905] ---[ end trace 87e89350b60edbab ]--- # [ 87.642541] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW[ 88.063513] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO : missing 'call trace:': [FAIL] [ 88.070915] lkdtm: attempting good refcount_dec() not ok 45 selftests: lkdtm: REFCO[ 88.078531] lkdtm: attempting bad refcount_dec() to zero UNT_ADD_NOT_ZERO_OVERFLOW.sh # ex[ 88.086606] ------------[ cut here ]------------ it=1 # selftests: lkdtm: REFCOUN[ 88.094133] WARNING: CPU: 3 PID: 2719 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 T_DEC_ZERO.sh [ 88.105412] refcount_t: decrement hit 0; leaking memory. [ 88.112078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 88.141232] CPU: 3 PID: 2719 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 88.148982] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.155513] Backtrace: [ 88.157988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 88.165568] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 88.171239] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 88.178563] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 88.185532] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 [ 88.193286] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 88.200776] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c634e000 [ 88.206447] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 88.215413] r9:c1ad1170 r8:c15e8cf8 r7:c634ff60 r6:00000012 r5:c6562000 r4:c634e000 [ 88.223168] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 88.232832] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 88.242582] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 88.251370] r4:0000002f [ 88.253913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 88.261932] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 88.269856] r9:c634ff60 r8:c53113c0 r7:00000012 r6:b6e98000 r5:c5a5e500 r4:c0c54704 [ 88.277615] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 88.285452] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6e98000 r5:c5a5e500 r4:00000000 [ 88.293203] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 88.300347] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c634e000 r5:c5a5e500 [ 88.308180] r4:c5a5e500 [ 88.310724] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 88.317868] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 [ 88.325621] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 88.333195] Exception stack(0xc634ffa8 to 0xc634fff0) [ 88.338256] ffa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 [ 88.346444] ffc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 beb3eac4 [ 88.354627] ffe0: 00000004 beb3e7f8 b6f49d8f b6ed07e6 [ 88.359739] irq event stamp: 0 [ 88.362811] hardirqs last enabled at (0): [<00000000>] 0x0 [ 88.368428] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 88.375935] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 88.383475] softirqs last disabled at (0): [<00000000>] 0x0 [ 88.389117] ---[ end trace 87e89350b60edbac ]--- [ 88.393774] lkdtm: Zero detected: saturated # [ 88.063513] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 88.070915] lkdtm: attempting good refcount_dec() # [ 88.078531] lkdtm: attempting bad refcount_dec() to zero # [ 88.086606] ------------[ cut here ]------------ # [ 88.094133] WARNING: CPU: 3 PID: 2719 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 88.105412] refcount_t: decrement hit 0; leaking memory. # [ 88.112078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 88.141232] CPU: 3 PID: 2719 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 88.148982] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.155513] Backtrace: # [ 88.157988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.165568] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 88.171239] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.178563] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.185532] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 # [ 88.193286] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.200776] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c634e000 # [ 88.206447] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 88.215413] r9:c1ad1170 r8:c15e8cf8 r7:c634ff60 r6:00000012 r5:c6562000 r4:c634e000 # [ 88.223168] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 88.232832] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 88.242582] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.251370] r4:0000002f # [ 88.253913] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 88.261932] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 88.269856] r9:c634ff60 r8:c53113c0 r7:00000012 r6:b6e98000 r5:c5a5e500 r4:c0c54704 # [ 88.277615] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 88.285452] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6e98000 r5:c5a5e500 r4:00000000 # [ 88.293203] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 88.300347] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c634e000 r5:c5a5e500 # [ 88.308180] r4:c5a5e500 # [ 88.310724] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 88.317868] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 # [ 88.325621] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 88.333195] Exception stack(0xc634ffa8 to 0xc634fff0) # [ 88.338256] ffa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 # [ 88.346444] ffc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 beb3eac4 # [ 88.354627] ffe0: 00000004 beb3e7f8 b6f49d8f b6ed07e6 # [ 88.359739] irq event stamp: 0 # [ 88.362811] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 88.368428] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.375935] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 88.383475] softirqs last disabled at (0): [<00000000>] 0x0 # [ 88.389117] ---[ end trace 87e89350b60edbac ]--- # [ 88.393774] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCO[ 88.816593] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE UNT_DEC_ZERO.sh # exit=1 # selft[ 88.824428] lkdtm: attempting bad refcount_dec() below zero ests: lkdtm: REFCOUNT_DEC_NEGATIV[ 88.832747] ------------[ cut here ]------------ E.sh [ 88.840330] WARNING: CPU: 2 PID: 2756 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 88.849167] refcount_t: decrement hit 0; leaking memory. [ 88.854490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 88.883649] CPU: 2 PID: 2756 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 88.891399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 88.897931] Backtrace: [ 88.900406] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 88.907986] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 88.913659] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 88.920981] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 88.927953] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 [ 88.935707] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 88.943196] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c62b2000 [ 88.948869] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 88.957834] r9:c1ad1184 r8:c15e8cf8 r7:c62b3f60 r6:00000016 r5:00000000 r4:c62b2000 [ 88.965588] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 88.975251] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 88.985350] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 88.994485] r5:c2f5d000 r4:00000030 [ 88.998070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.006088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.014013] r9:c62b3f60 r8:c53113c0 r7:00000016 r6:b6e51000 r5:c62cec80 r4:c0c54704 [ 89.021771] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 89.029608] r9:c07e0370 r8:c62b3f60 r7:c2b61000 r6:b6e51000 r5:c62cec80 r4:00000000 [ 89.037359] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.044502] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c62b2000 r5:c62cec80 [ 89.052334] r4:c62cec80 [ 89.054878] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.062022] r9:c62b2000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000016 r4:00000016 [ 89.069776] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.077351] Exception stack(0xc62b3fa8 to 0xc62b3ff0) [ 89.082412] 3fa0: 00000016 00000016 00000001 b6e51000 00000016 00000000 [ 89.090599] 3fc0: 00000016 00000016 b6f98e00 00000004 00000001 00000000 00020000 be88aac4 [ 89.098782] 3fe0: 00000004 be88a7f8 b6f02d8f b6e897e6 [ 89.103908] irq event stamp: 0 [ 89.106982] hardirqs last enabled at (0): [<00000000>] 0x0 [ 89.112604] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 89.120163] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 89.127718] softirqs last disabled at (0): [<00000000>] 0x0 [ 89.133311] ---[ end trace 87e89350b60edbad ]--- [ 89.137979] lkdtm: Negative detected: saturated # [ 88.816593] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 88.824428] lkdtm: attempting bad refcount_dec() below zero # [ 88.832747] ------------[ cut here ]------------ # [ 88.840330] WARNING: CPU: 2 PID: 2756 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 88.849167] refcount_t: decrement hit 0; leaking memory. # [ 88.854490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 88.883649] CPU: 2 PID: 2756 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 88.891399] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 88.897931] Backtrace: # [ 88.900406] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 88.907986] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 88.913659] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 88.920981] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 88.927953] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 # [ 88.935707] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 88.943196] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c62b2000 # [ 88.948869] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 88.957834] r9:c1ad1184 r8:c15e8cf8 r7:c62b3f60 r6:00000016 r5:00000000 r4:c62b2000 # [ 88.965588] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 88.975251] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 88.985350] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 88.994485] r5:c2f5d000 r4:00000030 # [ 88.998070] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.006088] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.014013] r9:c62b3f60 r8:c53113c0 r7:00000016 r6:b6e51000 r5:c62cec80 r4:c0c54704 # [ 89.021771] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.029608] r9:c07e0370 r8:c62b3f60 r7:c2b61000 r6:b6e51000 r5:c62cec80 r4:00000000 # [ 89.037359] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.044502] r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c62b2000 r5:c62cec80 # [ 89.052334] r4:c62cec80 # [ 89.054878] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.062022] r9:c62b2000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000016 r4:00000016 # [ 89.069776] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.077351] Exception stack(0xc62b3fa8 to 0xc62b3ff0) # [ 89.082412] 3fa0: 00000016 00000016 00000001 b6e51000 00000016 00000000 # [ 89.090599] 3fc0: 00000016 00000016 b6f98e00 00000004 00000001 00000000 00020000 be88aac4 # [ 89.098782] 3fe0: 00000004 be88a7f8 b6f02d8f b6e897e6 # [ 89.103908] irq event stamp: 0 # [ 89.106982] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.112604] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.120163] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.127718] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.133311] ---[ end trace 87e89350b60edbad ]--- # [ 89.137979] 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 [ 89.577525] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 89.584333] lkdtm: attempting bad refcount_dec_and_test() below zero [ 89.590771] ------------[ cut here ]------------ [ 89.595414] WARNING: CPU: 2 PID: 2791 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 89.603997] refcount_t: underflow; use-after-free. [ 89.608831] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 89.637982] CPU: 2 PID: 2791 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 89.645732] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.652264] Backtrace: [ 89.654741] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 89.662320] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 89.667992] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 89.675315] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 89.682285] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 [ 89.690040] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 89.697529] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c6296000 [ 89.703200] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 89.712253] r9:c1ad119c r8:c15e8cf8 r7:c6297f60 r6:0000001f r5:00000000 r4:c6296000 [ 89.720010] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 89.730456] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 89.742117] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 89.752035] r5:c2f5c000 r4:00000031 [ 89.755620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 89.763638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 89.771562] r9:c6297f60 r8:c53113c0 r7:0000001f r6:b6eae000 r5:c44bba40 r4:c0c54704 [ 89.779319] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 89.787156] r9:c07e0370 r8:c6297f60 r7:c2b61000 r6:b6eae000 r5:c44bba40 r4:00000000 [ 89.794907] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 89.802050] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c6296000 r5:c44bba40 [ 89.809882] r4:c44bba40 [ 89.812426] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 89.819568] r9:c6296000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000001f r4:0000001f [ 89.827322] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 89.834897] Exception stack(0xc6297fa8 to 0xc6297ff0) [ 89.839958] 7fa0: 0000001f 0000001f 00000001 b6eae000 0000001f 00000000 [ 89.848144] 7fc0: 0000001f 0000001f b6ff5e00 00000004 00000001 00000000 00020000 becdfac4 [ 89.856329] 7fe0: 00000004 becdf7f8 b6f5fd8f b6ee67e6 [ 89.861450] irq event stamp: 0 [ 89.864522] hardirqs last enabled at (0): [<00000000>] 0x0 [ 89.870143] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 89.877684] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 89.885212] softirqs last disabled at (0): [<00000000>] 0x0 [ 89.890845] ---[ end trace 87e89350b60edbae ]--- [ 89.895481] lkdtm: Negative detected: saturated # [ 89.577525] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 89.584333] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 89.590771] ------------[ cut here ]------------ # [ 89.595414] WARNING: CPU: 2 PID: 2791 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 89.603997] refcount_t: underflow; use-after-free. # [ 89.608831] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 89.637982] CPU: 2 PID: 2791 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 89.645732] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.652264] Backtrace: # [ 89.654741] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 89.662320] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 89.667992] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 89.675315] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 89.682285] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 # [ 89.690040] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 89.697529] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c6296000 # [ 89.703200] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 89.712253] r9:c1ad119c r8:c15e8cf8 r7:c6297f60 r6:0000001f r5:00000000 r4:c6296000 # [ 89.720010] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 89.730456] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 89.742117] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 89.752035] r5:c2f5c000 r4:00000031 # [ 89.755620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 89.763638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 89.771562] r9:c6297f60 r8:c53113c0 r7:0000001f r6:b6eae000 r5:c44bba40 r4:c0c54704 # [ 89.779319] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 89.787156] r9:c07e0370 r8:c6297f60 r7:c2b61000 r6:b6eae000 r5:c44bba40 r4:00000000 # [ 89.794907] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 89.802050] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c6296000 r5:c44bba40 # [ 89.809882] r4:c44bba40 # [ 89.812426] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 89.819568] r9:c6296000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000001f r4:0000001f # [ 89.827322] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 89.834897] Exception stack(0xc6297fa8 to 0xc6297ff0) # [ 89.839958] 7fa0: 0000001f 0000001f 00000001 b6eae000 0000001f 00000000 # [ 89.848144] 7fc0: 0000001f 0000001f b6ff5e00 00000004 00000001 00000000 00020000 becdfac4 # [ 89.856329] 7fe0: 00000004 becdf7f8 b6f5fd8f b6ee67e6 # [ 89.861450] irq event stamp: 0 # [ 89.864522] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 89.870143] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.877684] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 89.885212] softirqs last disabled at (0): [<00000000>] 0x0 # [ 89.890845] ---[ end trace 87e89350b60edbae ]--- # [ 89.895481] 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 [ 90.345328] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 90.352192] lkdtm: attempting bad refcount_sub_and_test() below zero [ 90.358710] ------------[ cut here ]------------ [ 90.363377] WARNING: CPU: 3 PID: 2826 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 90.371953] refcount_t: underflow; use-after-free. [ 90.376754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 90.405911] CPU: 3 PID: 2826 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 90.413662] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 90.420194] Backtrace: [ 90.422668] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 90.430246] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 90.435919] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 90.443243] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 90.450213] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 [ 90.457968] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 90.465458] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c62e6000 [ 90.471129] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 90.480181] r9:c1ad11bc r8:c15e8cf8 r7:c62e7f60 r6:0000001f r5:c6562000 r4:c62e6000 [ 90.487938] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 90.498385] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 90.510046] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.519963] r4:00000032 [ 90.522507] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.530525] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.538452] r9:c62e7f60 r8:c53113c0 r7:0000001f r6:b6e1a000 r5:c62cf7c0 r4:c0c54704 [ 90.546209] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 90.554048] r9:c07e0370 r8:c62e7f60 r7:c2b61000 r6:b6e1a000 r5:c62cf7c0 r4:00000000 [ 90.561801] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.568944] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c62e6000 r5:c62cf7c0 [ 90.576777] r4:c62cf7c0 [ 90.579320] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.586462] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:0000001f r4:0000001f [ 90.594217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.601790] Exception stack(0xc62e7fa8 to 0xc62e7ff0) [ 90.606850] 7fa0: 0000001f 0000001f 00000001 b6e1a000 0000001f 00000000 [ 90.615037] 7fc0: 0000001f 0000001f b6f61e00 00000004 00000001 00000000 00020000 bec43ac4 [ 90.623220] 7fe0: 00000004 bec437f8 b6ecbd8f b6e527e6 [ 90.628329] irq event stamp: 0 [ 90.631400] hardirqs last enabled at (0): [<00000000>] 0x0 [ 90.636990] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 90.644538] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 90.652089] softirqs last disabled at (0): [<00000000>] 0x0 [ 90.657722] ---[ end trace 87e89350b60edbaf ]--- [ 90.662359] lkdtm: Negative detected: saturated # [ 90.345328] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 90.352192] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 90.358710] ------------[ cut here ]------------ # [ 90.363377] WARNING: CPU: 3 PID: 2826 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 90.371953] refcount_t: underflow; use-after-free. # [ 90.376754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 90.405911] CPU: 3 PID: 2826 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 90.413662] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 90.420194] Backtrace: # [ 90.422668] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 90.430246] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 90.435919] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 90.443243] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 90.450213] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 # [ 90.457968] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 90.465458] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c62e6000 # [ 90.471129] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 90.480181] r9:c1ad11bc r8:c15e8cf8 r7:c62e7f60 r6:0000001f r5:c6562000 r4:c62e6000 # [ 90.487938] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 90.498385] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 90.510046] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.519963] r4:00000032 # [ 90.522507] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.530525] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.538452] r9:c62e7f60 r8:c53113c0 r7:0000001f r6:b6e1a000 r5:c62cf7c0 r4:c0c54704 # [ 90.546209] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 90.554048] r9:c07e0370 r8:c62e7f60 r7:c2b61000 r6:b6e1a000 r5:c62cf7c0 r4:00000000 # [ 90.561801] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.568944] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c62e6000 r5:c62cf7c0 # [ 90.576777] r4:c62cf7c0 # [ 90.579320] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.586462] r9:c62e6000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:0000001f r4:0000001f # [ 90.594217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.601790] Exception stack(0xc62e7fa8 to 0xc62e7ff0) # [ 90.606850] 7fa0: 0000001f 0000001f 00000001 b6e1a000 0000001f 00000000 # [ 90.615037] 7fc0: 0000001f 0000001f b6f61e00 00000004 00000001 00000000 00020000 bec43ac4 # [ 90.623220] 7fe0: 00000004 bec437f8 b6ecbd8f b6e527e6 # [ 90.628329] irq event stamp: 0 # [ 90.631400] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 90.636990] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 90.644538] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 90.652089] softirqs last disabled at (0): [<00000000>] 0x0 # [ 90.657722] ---[ end trace 87e89350b60edbaf ]--- # [ 90.662359] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REF[ 91.092891] lkdtm: Performing direct entry REFCOUNT_INC_ZERO COUNT_SUB_AND_TEST_NEGATIVE.sh #[ 91.101398] lkdtm: attempting safe refcount_inc_not_zero() from zero selftests: lkdtm: REFCOUNT_INC_Z[ 91.110600] lkdtm: Good: zero detected ERO.sh [ 91.117155] lkdtm: Correctly stayed at zero [ 91.122088] lkdtm: attempting bad refcount_inc() from zero [ 91.127619] ------------[ cut here ]------------ [ 91.132263] WARNING: CPU: 2 PID: 2858 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 91.140828] refcount_t: addition on 0; use-after-free. [ 91.145976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 91.175136] CPU: 2 PID: 2858 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 91.182887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.189418] Backtrace: [ 91.191893] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.199471] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 91.205142] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.212464] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 91.219434] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a25150 [ 91.227189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 91.234678] r7:00000019 r6:c1a25150 r5:c1a25160 r4:c629c000 [ 91.240347] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 91.249401] r9:c1ad11dc r8:c15e8cf8 r7:c629df60 r6:00000012 r5:00000000 r4:c629c000 [ 91.257157] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 91.266822] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 91.276573] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.285361] r5:c6093000 r4:00000033 [ 91.288944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.296963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.304886] r9:c629df60 r8:c53113c0 r7:00000012 r6:b6e37000 r5:c4787a40 r4:c0c54704 [ 91.312643] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 91.320480] r9:c07e0370 r8:c629df60 r7:c2b61000 r6:b6e37000 r5:c4787a40 r4:00000000 [ 91.328234] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.335376] r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c629c000 r5:c4787a40 [ 91.343208] r4:c4787a40 [ 91.345750] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.352893] r9:c629c000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:00000012 r4:00000012 [ 91.360646] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.368220] Exception stack(0xc629dfa8 to 0xc629dff0) [ 91.373280] dfa0: 00000012 00000012 00000001 b6e37000 00000012 00000000 [ 91.381467] dfc0: 00000012 00000012 b6f7ee00 00000004 00000001 00000000 00020000 bee81ac4 [ 91.389651] dfe0: 00000004 bee817f8 b6ee8d8f b6e6f7e6 [ 91.394778] irq event stamp: 0 [ 91.397877] hardirqs last enabled at (0): [<00000000>] 0x0 [ 91.403467] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 91.411023] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 91.418561] softirqs last disabled at (0): [<00000000>] 0x0 [ 91.424153] ---[ end trace 87e89350b60edbb0 ]--- [ 91.428822] lkdtm: Zero detected: saturated # [ 91.092891] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 91.101398] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 91.110600] lkdtm: Good: zero detected # [ 91.117155] lkdtm: Correctly stayed at zero # [ 91.122088] lkdtm: attempting bad refcount_inc() from zero # [ 91.127619] ------------[ cut here ]------------ # [ 91.132263] WARNING: CPU: 2 PID: 2858 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 91.140828] refcount_t: addition on 0; use-after-free. # [ 91.145976] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.175136] CPU: 2 PID: 2858 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 91.182887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.189418] Backtrace: # [ 91.191893] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.199471] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 91.205142] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.212464] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.219434] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a25150 # [ 91.227189] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.234678] r7:00000019 r6:c1a25150 r5:c1a25160 r4:c629c000 # [ 91.240347] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 91.249401] r9:c1ad11dc r8:c15e8cf8 r7:c629df60 r6:00000012 r5:00000000 r4:c629c000 # [ 91.257157] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 91.266822] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 91.276573] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.285361] r5:c6093000 r4:00000033 # [ 91.288944] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.296963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.304886] r9:c629df60 r8:c53113c0 r7:00000012 r6:b6e37000 r5:c4787a40 r4:c0c54704 # [ 91.312643] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 91.320480] r9:c07e0370 r8:c629df60 r7:c2b61000 r6:b6e37000 r5:c4787a40 r4:00000000 # [ 91.328234] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.335376] r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c629c000 r5:c4787a40 # [ 91.343208] r4:c4787a40 # [ 91.345750] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.352893] r9:c629c000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:00000012 r4:00000012 # [ 91.360646] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.368220] Exception stack(0xc629dfa8 to 0xc629dff0) # [ 91.373280] dfa0: 00000012 00000012 00000001 b6e37000 00000012 00000000 # [ 91.381467] dfc0: 00000012 00000012 b6f7ee00 00000004 00000001 00000000 00020000 bee81ac4 # [ 91.389651] dfe0: 00000004 bee817f8 b6ee8d8f b6e6f7e6 # [ 91.394778] irq event stamp: 0 # [ 91.397877] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.403467] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 91.411023] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 91.418561] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.424153] ---[ end trace 87e89350b60edbb0 ]--- # [ 91.428822] lkdtm: Zero detected: saturated #[ 91.865973] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO REFCOUNT_INC_ZERO: missing 'call[ 91.873436] lkdtm: attempting safe refcount_add_not_zero() from zero trace:': [FAIL] not ok 50 selft[ 91.882516] lkdtm: Good: zero detected ests: lkdtm: REFCOUNT_INC_ZERO.sh[ 91.889172] lkdtm: Correctly stayed at zero # exit=1 # selftests: lkdtm: RE[ 91.896149] lkdtm: attempting bad refcount_add() from zero FCOUNT_ADD_ZERO.sh [ 91.904521] ------------[ cut here ]------------ [ 91.910876] WARNING: CPU: 2 PID: 2892 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 91.919452] refcount_t: addition on 0; use-after-free. [ 91.924601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 91.953756] CPU: 2 PID: 2892 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 91.961505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.968037] Backtrace: [ 91.970511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.978090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 91.983760] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.991085] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 91.998055] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a25150 [ 92.005810] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 92.013299] r7:00000019 r6:c1a25150 r5:c1a25160 r4:c634e000 [ 92.018971] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 92.028024] r9:c1ad11f0 r8:c15e8cf8 r7:c634ff60 r6:00000012 r5:00000000 r4:c634e000 [ 92.035780] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 92.045446] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 92.055195] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.063984] r5:c6093000 r4:00000034 [ 92.067568] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.075585] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.083510] r9:c634ff60 r8:c53113c0 r7:00000012 r6:b6df7000 r5:c4787e00 r4:c0c54704 [ 92.091269] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 92.099107] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6df7000 r5:c4787e00 r4:00000000 [ 92.106858] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.114002] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c634e000 r5:c4787e00 [ 92.121834] r4:c4787e00 [ 92.124376] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.131518] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000012 r4:00000012 [ 92.139272] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.146846] Exception stack(0xc634ffa8 to 0xc634fff0) [ 92.151906] ffa0: 00000012 00000012 00000001 b6df7000 00000012 00000000 [ 92.160093] ffc0: 00000012 00000012 b6f3ee00 00000004 00000001 00000000 00020000 be850ac4 [ 92.168277] ffe0: 00000004 be8507f8 b6ea8d8f b6e2f7e6 [ 92.173420] irq event stamp: 0 [ 92.176492] hardirqs last enabled at (0): [<00000000>] 0x0 [ 92.182116] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 92.189681] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 92.197196] softirqs last disabled at (0): [<00000000>] 0x0 [ 92.202845] ---[ end trace 87e89350b60edbb1 ]--- [ 92.207516] lkdtm: Zero detected: saturated # [ 91.865973] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 91.873436] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 91.882516] lkdtm: Good: zero detected # [ 91.889172] lkdtm: Correctly stayed at zero # [ 91.896149] lkdtm: attempting bad refcount_add() from zero # [ 91.904521] ------------[ cut here ]------------ # [ 91.910876] WARNING: CPU: 2 PID: 2892 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 91.919452] refcount_t: addition on 0; use-after-free. # [ 91.924601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.953756] CPU: 2 PID: 2892 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 91.961505] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.968037] Backtrace: # [ 91.970511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.978090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 91.983760] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.991085] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 91.998055] r9:00000009 r8:c08739c4 r7:00000019 r6:00000009 r5:c08739c4 r4:c1a25150 # [ 92.005810] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.013299] r7:00000019 r6:c1a25150 r5:c1a25160 r4:c634e000 # [ 92.018971] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 92.028024] r9:c1ad11f0 r8:c15e8cf8 r7:c634ff60 r6:00000012 r5:00000000 r4:c634e000 # [ 92.035780] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 92.045446] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 92.055195] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.063984] r5:c6093000 r4:00000034 # [ 92.067568] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.075585] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.083510] r9:c634ff60 r8:c53113c0 r7:00000012 r6:b6df7000 r5:c4787e00 r4:c0c54704 # [ 92.091269] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 92.099107] r9:c07e0370 r8:c634ff60 r7:c2b61000 r6:b6df7000 r5:c4787e00 r4:00000000 # [ 92.106858] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.114002] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c634e000 r5:c4787e00 # [ 92.121834] r4:c4787e00 # [ 92.124376] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.131518] r9:c634e000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000012 r4:00000012 # [ 92.139272] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.146846] Exception stack(0xc634ffa8 to 0xc634fff0) # [ 92.151906] ffa0: 00000012 00000012 00000001 b6df7000 00000012 00000000 # [ 92.160093] ffc0: 00000012 00000012 b6f3ee00 00000004 00000001 00000000 00020000 be850ac4 # [ 92.168277] ffe0: 00000004 be8507f8 b6ea8d8f b6e2f7e6 # [ 92.173420] irq event stamp: 0 # [ 92.176492] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.182116] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 92.189681] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 92.197196] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.202845] ---[ end trace 87e89350b60edbb1 ]--- # [ 92.207516] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL[ 92.648598] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED ] not ok 51 selftests: lkdtm: RE[ 92.655794] lkdtm: attempting bad refcount_inc() from saturated FCOUNT_ADD_ZERO.sh # exit=1 # se[ 92.664717] ------------[ cut here ]------------ lftests: lkdtm: REFCOUNT_INC_SATU[ 92.673282] WARNING: CPU: 0 PID: 2929 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 RATED.sh [ 92.683653] refcount_t: saturated; leaking memory. [ 92.689234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 92.718378] CPU: 0 PID: 2929 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 92.726127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.732660] Backtrace: [ 92.735133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 92.742712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 92.748384] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 92.755706] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 92.762676] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 [ 92.770432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 92.777920] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c62b2000 [ 92.783591] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 92.792558] r9:c1ad1204 r8:c15e8cf8 r7:c62b3f60 r6:00000017 r5:c6554000 r4:c62b2000 [ 92.800314] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 92.809982] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 92.820165] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.829387] r4:00000035 [ 92.831929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.839947] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.847871] r9:c62b3f60 r8:c53113c0 r7:00000017 r6:b6e06000 r5:c62ceb40 r4:c0c54704 [ 92.855628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 92.863465] r9:c07e0370 r8:c62b3f60 r7:c2b61000 r6:b6e06000 r5:c62ceb40 r4:00000000 [ 92.871215] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.878358] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c62b2000 r5:c62ceb40 [ 92.886190] r4:c62ceb40 [ 92.888733] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.895876] r9:c62b2000 r8:c03002e4 r7:00000004 r6:b6f4de00 r5:00000017 r4:00000017 [ 92.903629] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.911203] Exception stack(0xc62b3fa8 to 0xc62b3ff0) [ 92.916262] 3fa0: 00000017 00000017 00000001 b6e06000 00000017 00000000 [ 92.924448] 3fc0: 00000017 00000017 b6f4de00 00000004 00000001 00000000 00020000 bed81ac4 [ 92.932632] 3fe0: 00000004 bed817f8 b6eb7d8f b6e3e7e6 [ 92.937714] irq event stamp: 0 [ 92.940785] hardirqs last enabled at (0): [<00000000>] 0x0 [ 92.946374] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 92.953898] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 92.961415] softirqs last disabled at (0): [<00000000>] 0x0 [ 92.966998] ---[ end trace 87e89350b60edbb2 ]--- [ 92.971644] lkdtm: Saturation detected: still saturated # [ 92.648598] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 92.655794] lkdtm: attempting bad refcount_inc() from saturated # [ 92.664717] ------------[ cut here ]------------ # [ 92.673282] WARNING: CPU: 0 PID: 2929 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 92.683653] refcount_t: saturated; leaking memory. # [ 92.689234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 92.718378] CPU: 0 PID: 2929 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 92.726127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.732660] Backtrace: # [ 92.735133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.742712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 92.748384] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.755706] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 92.762676] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 # [ 92.770432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.777920] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c62b2000 # [ 92.783591] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 92.792558] r9:c1ad1204 r8:c15e8cf8 r7:c62b3f60 r6:00000017 r5:c6554000 r4:c62b2000 # [ 92.800314] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 92.809982] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 92.820165] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.829387] r4:00000035 # [ 92.831929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.839947] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.847871] r9:c62b3f60 r8:c53113c0 r7:00000017 r6:b6e06000 r5:c62ceb40 r4:c0c54704 # [ 92.855628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 92.863465] r9:c07e0370 r8:c62b3f60 r7:c2b61000 r6:b6e06000 r5:c62ceb40 r4:00000000 # [ 92.871215] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.878358] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c62b2000 r5:c62ceb40 # [ 92.886190] r4:c62ceb40 # [ 92.888733] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.895876] r9:c62b2000 r8:c03002e4 r7:00000004 r6:b6f4de00 r5:00000017 r4:00000017 # [ 92.903629] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.911203] Exception stack(0xc62b3fa8 to 0xc62b3ff0) # [ 92.916262] 3fa0: 00000017 00000017 00000001 b6e06000 00000017 00000000 # [ 92.924448] 3fc0: 00000017 00000017 b6f4de00 00000004 00000001 00000000 00020000 bed81ac4 # [ 92.932632] 3fe0: 00000004 bed817f8 b6eb7d8f b6e3e7e6 # [ 92.937714] irq event stamp: 0 # [ 92.940785] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.946374] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 92.953898] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 92.961415] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.966998] ---[ end trace 87e89350b60edbb2 ]--- # [ 92.971644] 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 [ 93.426034] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 93.432213] lkdtm: attempting bad refcount_dec() from saturated [ 93.438234] ------------[ cut here ]------------ [ 93.442883] WARNING: CPU: 2 PID: 2964 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 93.451394] refcount_t: decrement hit 0; leaking memory. [ 93.456722] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 93.485956] CPU: 2 PID: 2964 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 93.493712] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 93.500248] Backtrace: [ 93.502733] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 93.510316] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 93.515996] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 93.523324] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 93.530299] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 [ 93.538058] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 93.545551] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c478e000 [ 93.551230] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 93.560199] r9:c1ad121c r8:c15e8cf8 r7:c478ff60 r6:00000017 r5:c6093000 r4:c478e000 [ 93.567959] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 93.577627] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 93.587816] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.597040] r4:00000036 [ 93.599588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.607612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.615540] r9:c478ff60 r8:c53113c0 r7:00000017 r6:b6de0000 r5:c44bb2c0 r4:c0c54704 [ 93.623301] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 93.631143] r9:c07e0370 r8:c478ff60 r7:c2b61000 r6:b6de0000 r5:c44bb2c0 r4:00000000 [ 93.638900] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.646047] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c478e000 r5:c44bb2c0 [ 93.653882] r4:c44bb2c0 [ 93.656429] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 93.663575] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017 [ 93.671335] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 93.678913] Exception stack(0xc478ffa8 to 0xc478fff0) [ 93.683978] ffa0: 00000017 00000017 00000001 b6de0000 00000017 00000000 [ 93.692168] ffc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 bed3dac4 [ 93.700355] ffe0: 00000004 bed3d7f8 b6e91d8f b6e187e6 [ 93.705492] irq event stamp: 0 [ 93.708606] hardirqs last enabled at (0): [<00000000>] 0x0 [ 93.714201] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 93.721752] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 93.729293] softirqs last disabled at (0): [<00000000>] 0x0 [ 93.734881] ---[ end trace 87e89350b60edbb3 ]--- [ 93.739547] lkdtm: Saturation detected: still saturated # [ 93.426034] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 93.432213] lkdtm: attempting bad refcount_dec() from saturated # [ 93.438234] ------------[ cut here ]------------ # [ 93.442883] WARNING: CPU: 2 PID: 2964 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 93.451394] refcount_t: decrement hit 0; leaking memory. # [ 93.456722] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 93.485956] CPU: 2 PID: 2964 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 93.493712] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.500248] Backtrace: # [ 93.502733] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.510316] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 93.515996] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.523324] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 93.530299] r9:00000009 r8:c0873928 r7:0000001f r6:00000009 r5:c0873928 r4:c1a25150 # [ 93.538058] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.545551] r7:0000001f r6:c1a25150 r5:c1a251b4 r4:c478e000 # [ 93.551230] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 93.560199] r9:c1ad121c r8:c15e8cf8 r7:c478ff60 r6:00000017 r5:c6093000 r4:c478e000 # [ 93.567959] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 93.577627] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 93.587816] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.597040] r4:00000036 # [ 93.599588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.607612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.615540] r9:c478ff60 r8:c53113c0 r7:00000017 r6:b6de0000 r5:c44bb2c0 r4:c0c54704 # [ 93.623301] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 93.631143] r9:c07e0370 r8:c478ff60 r7:c2b61000 r6:b6de0000 r5:c44bb2c0 r4:00000000 # [ 93.638900] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.646047] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c478e000 r5:c44bb2c0 # [ 93.653882] r4:c44bb2c0 # [ 93.656429] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.663575] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000017 r4:00000017 # [ 93.671335] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.678913] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 93.683978] ffa0: 00000017 00000017 00000001 b6de0000 00000017 00000000 # [ 93.692168] ffc0: 00000017 00000017 b6f27e00 00000004 00000001 00000000 00020000 bed3dac4 # [ 93.700355] ffe0: 00000004 bed3d7f8 b6e91d8f b6e187e6 # [ 93.705492] irq event stamp: 0 # [ 93.708606] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 93.714201] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 93.721752] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 93.729293] softirqs last disabled at (0): [<00000000>] 0x0 # [ 93.734881] ---[ end trace 87e89350b60edbb3 ]--- # [ 93.739547] 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 [ 94.210795] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 94.216914] lkdtm: attempting bad refcount_dec() from saturated [ 94.222928] ------------[ cut here ]------------ [ 94.227608] WARNING: CPU: 1 PID: 2999 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 94.236093] refcount_t: saturated; leaking memory. [ 94.240965] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 94.270116] CPU: 1 PID: 2999 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 94.277866] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 94.284399] Backtrace: [ 94.286874] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 94.294452] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 94.300123] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 94.307444] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 94.314413] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 [ 94.322169] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 94.329657] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c6108000 [ 94.335328] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 94.344294] r9:c1ad1234 r8:c15e8cf8 r7:c6109f60 r6:00000017 r5:c6621000 r4:c6108000 [ 94.352050] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 94.361714] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 94.371898] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.381122] r4:00000037 [ 94.383664] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.391682] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.399608] r9:c6109f60 r8:c53113c0 r7:00000017 r6:b6e5d000 r5:c47c63c0 r4:c0c54704 [ 94.407366] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 94.415202] r9:c07e0370 r8:c6109f60 r7:c2b61000 r6:b6e5d000 r5:c47c63c0 r4:00000000 [ 94.422955] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.430097] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6108000 r5:c47c63c0 [ 94.437929] r4:c47c63c0 [ 94.440472] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.447615] r9:c6108000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000017 r4:00000017 [ 94.455371] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.462944] Exception stack(0xc6109fa8 to 0xc6109ff0) [ 94.468004] 9fa0: 00000017 00000017 00000001 b6e5d000 00000017 00000000 [ 94.476190] 9fc0: 00000017 00000017 b6fa4e00 00000004 00000001 00000000 00020000 bea08ac4 [ 94.484372] 9fe0: 00000004 bea087f8 b6f0ed8f b6e957e6 [ 94.489494] irq event stamp: 0 [ 94.492567] hardirqs last enabled at (0): [<00000000>] 0x0 [ 94.498179] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 94.505678] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 94.513205] softirqs last disabled at (0): [<00000000>] 0x0 [ 94.518824] ---[ end trace 87e89350b60edbb4 ]--- [ 94.523454] lkdtm: Saturation detected: still saturated # [ 94.210795] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 94.216914] lkdtm: attempting bad refcount_dec() from saturated # [ 94.222928] ------------[ cut here ]------------ # [ 94.227608] WARNING: CPU: 1 PID: 2999 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 94.236093] refcount_t: saturated; leaking memory. # [ 94.240965] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 94.270116] CPU: 1 PID: 2999 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 94.277866] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.284399] Backtrace: # [ 94.286874] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 94.294452] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 94.300123] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 94.307444] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 94.314413] r9:00000009 r8:c0873990 r7:00000016 r6:00000009 r5:c0873990 r4:c1a25150 # [ 94.322169] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 94.329657] r7:00000016 r6:c1a25150 r5:c1a25128 r4:c6108000 # [ 94.335328] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 94.344294] r9:c1ad1234 r8:c15e8cf8 r7:c6109f60 r6:00000017 r5:c6621000 r4:c6108000 # [ 94.352050] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 94.361714] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 94.371898] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.381122] r4:00000037 # [ 94.383664] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.391682] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.399608] r9:c6109f60 r8:c53113c0 r7:00000017 r6:b6e5d000 r5:c47c63c0 r4:c0c54704 # [ 94.407366] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 94.415202] r9:c07e0370 r8:c6109f60 r7:c2b61000 r6:b6e5d000 r5:c47c63c0 r4:00000000 # [ 94.422955] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.430097] r10:00000004 r9:00000000 r8:00000000 r7:b6e5d000 r6:c6108000 r5:c47c63c0 # [ 94.437929] r4:c47c63c0 # [ 94.440472] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.447615] r9:c6108000 r8:c03002e4 r7:00000004 r6:b6fa4e00 r5:00000017 r4:00000017 # [ 94.455371] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.462944] Exception stack(0xc6109fa8 to 0xc6109ff0) # [ 94.468004] 9fa0: 00000017 00000017 00000001 b6e5d000 00000017 00000000 # [ 94.476190] 9fc0: 00000017 00000017 b6fa4e00 00000004 00000001 00000000 00020000 bea08ac4 # [ 94.484372] 9fe0: 00000004 bea087f8 b6f0ed8f b6e957e6 # [ 94.489494] irq event stamp: 0 # [ 94.492567] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 94.498179] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 94.505678] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 94.513205] softirqs last disabled at (0): [<00000000>] 0x0 # [ 94.518824] ---[ end trace 87e89350b60edbb4 ]--- # [ 94.523454] 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[ 94.974623] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED .sh [ 94.982833] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 94.989921] ------------[ cut here ]------------ [ 94.994570] WARNING: CPU: 3 PID: 3031 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 95.003113] refcount_t: saturated; leaking memory. [ 95.007961] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 95.037119] CPU: 3 PID: 3031 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 95.044869] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.051401] Backtrace: [ 95.053875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 95.061454] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 95.067126] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 95.074450] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 95.081420] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 [ 95.089176] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 95.096664] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c609c000 [ 95.102337] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 95.111303] r9:c1ad124c r8:c15e8cf8 r7:c609df60 r6:00000020 r5:c5df6000 r4:c0000000 [ 95.119060] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 95.129507] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 95.141249] r5:c5df6000 r4:c609c000 [ 95.144836] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.154839] r4:00000038 [ 95.157381] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.165399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.173324] r9:c609df60 r8:c53113c0 r7:00000020 r6:b6e8a000 r5:c5a5ef00 r4:c0c54704 [ 95.181080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 95.188918] r9:c07e0370 r8:c609df60 r7:c2b61000 r6:b6e8a000 r5:c5a5ef00 r4:00000000 [ 95.196670] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.203813] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c609c000 r5:c5a5ef00 [ 95.211645] r4:c5a5ef00 [ 95.214188] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.221331] r9:c609c000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000020 r4:00000020 [ 95.229086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.236660] Exception stack(0xc609dfa8 to 0xc609dff0) [ 95.241721] dfa0: 00000020 00000020 00000001 b6e8a000 00000020 00000000 [ 95.249906] dfc0: 00000020 00000020 b6fd1e00 00000004 00000001 00000000 00020000 be88cac4 [ 95.258090] dfe0: 00000004 be88c7f8 b6f3bd8f b6ec27e6 [ 95.263207] irq event stamp: 0 [ 95.266279] hardirqs last enabled at (0): [<00000000>] 0x0 [ 95.271895] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 95.279466] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 95.286984] softirqs last disabled at (0): [<00000000>] 0x0 [ 95.292619] ---[ end trace 87e89350b60edbb5 ]--- [ 95.297253] lkdtm: Saturation detected: still saturated # [ 0.000000] Rude variant of Tasks RCU enabled. # [ 0.000000] Tracing variant of Tasks RCU enabled. # [ 94.974623] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 94.982833] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 94.989921] ------------[ cut here ]------------ # [ 94.994570] WARNING: CPU: 3 PID: 3031 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 95.003113] refcount_t: saturated; leaking memory. # [ 95.007961] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 95.037119] CPU: 3 PID: 3031 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 95.044869] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.051401] Backtrace: # [ 95.053875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.061454] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 95.067126] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.074450] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 95.081420] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 # [ 95.089176] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.096664] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c609c000 # [ 95.102337] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 95.111303] r9:c1ad124c r8:c15e8cf8 r7:c609df60 r6:00000020 r5:c5df6000 r4:c0000000 # [ 95.119060] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 95.129507] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 95.141249] r5:c5df6000 r4:c609c000 # [ 95.144836] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.154839] r4:00000038 # [ 95.157381] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.165399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.173324] r9:c609df60 r8:c53113c0 r7:00000020 r6:b6e8a000 r5:c5a5ef00 r4:c0c54704 # [ 95.181080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 95.188918] r9:c07e0370 r8:c609df60 r7:c2b61000 r6:b6e8a000 r5:c5a5ef00 r4:00000000 # [ 95.196670] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.203813] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c609c000 r5:c5a5ef00 # [ 95.211645] r4:c5a5ef00 # [ 95.214188] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.221331] r9:c609c000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000020 r4:00000020 # [ 95.229086] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.236660] Exception stack(0xc609dfa8 to 0xc609dff0) # [ 95.241721] dfa0: 00000020 00000020 00000001 b6e8a000 00000020 00000000 # [ 95.249906] dfc0: 00000020 00000020 b6fd1e00 00000004 00000001 00000000 00020000 be88cac4 # [ 95.258090] dfe0: 00000004 be88c7f8 b6f3bd8f b6ec27e6 # [ 95.263207] irq event stamp: 0 # [ 95.266279] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 95.271895] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 95.279466] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 95.286984] softirqs last disabled at (0): [<00000000>] 0x0 # [ 95.292619] ---[ end trace 87e89350b60edbb5 ]--- # [ 95.297253] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_[ 95.750632] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED SATURATED: missing 'call trace:':[ 95.759865] lkdtm: attempting bad refcount_add_not_zero() from saturated [FAIL] not ok 55 selftests: lkd[ 95.769419] ------------[ cut here ]------------ tm: REFCOUNT_INC_NOT_ZERO_SATURAT[ 95.776917] WARNING: CPU: 0 PID: 3065 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ED.sh # exit=1 # selftests: lkdt[ 95.788348] refcount_t: saturated; leaking memory. m: REFCOUNT_ADD_NOT_ZERO_SATURATE[ 95.795963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 D.sh [ 95.827761] CPU: 0 PID: 3065 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 95.835913] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 95.842443] Backtrace: [ 95.844917] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 95.852497] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 95.858169] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 95.865493] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 95.872464] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 [ 95.880220] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 95.887710] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c5cd0000 [ 95.893382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 95.902348] r9:c1ad126c r8:c15e8cf8 r7:c5cd1f60 r6:00000020 r5:c6555000 r4:c0000000 [ 95.910105] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 95.920553] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 95.932295] r5:c6555000 r4:c5cd0000 [ 95.935884] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 95.945887] r4:00000039 [ 95.948430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 95.956448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.964372] r9:c5cd1f60 r8:c53113c0 r7:00000020 r6:b6e7a000 r5:c44ba500 r4:c0c54704 [ 95.972129] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 95.979967] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6e7a000 r5:c44ba500 r4:00000000 [ 95.987720] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 95.994864] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5cd0000 r5:c44ba500 [ 96.002697] r4:c44ba500 [ 96.005242] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.012385] r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000020 r4:00000020 [ 96.020139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.027713] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0) [ 96.032775] 1fa0: 00000020 00000020 00000001 b6e7a000 00000020 00000000 [ 96.040961] 1fc0: 00000020 00000020 b6fc1e00 00000004 00000001 00000000 00020000 beea7ac4 [ 96.049144] 1fe0: 00000004 beea77f8 b6f2bd8f b6eb27e6 [ 96.054237] irq event stamp: 0 [ 96.057308] hardirqs last enabled at (0): [<00000000>] 0x0 [ 96.062925] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 96.070476] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 96.078007] softirqs last disabled at (0): [<00000000>] 0x0 [ 96.083592] ---[ end trace 87e89350b60edbb6 ]--- [ 96.088243] lkdtm: Saturation detected: still saturated # [ 95.750632] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 95.759865] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 95.769419] ------------[ cut here ]------------ # [ 95.776917] WARNING: CPU: 0 PID: 3065 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 95.788348] refcount_t: saturated; leaking memory. # [ 95.795963] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 95.827761] CPU: 0 PID: 3065 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 95.835913] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.842443] Backtrace: # [ 95.844917] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.852497] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 95.858169] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.865493] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 95.872464] r9:00000009 r8:c087395c r7:00000013 r6:00000009 r5:c087395c r4:c1a25150 # [ 95.880220] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.887710] r7:00000013 r6:c1a25150 r5:c1a25128 r4:c5cd0000 # [ 95.893382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 95.902348] r9:c1ad126c r8:c15e8cf8 r7:c5cd1f60 r6:00000020 r5:c6555000 r4:c0000000 # [ 95.910105] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 95.920553] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 95.932295] r5:c6555000 r4:c5cd0000 # [ 95.935884] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.945887] r4:00000039 # [ 95.948430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.956448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.964372] r9:c5cd1f60 r8:c53113c0 r7:00000020 r6:b6e7a000 r5:c44ba500 r4:c0c54704 # [ 95.972129] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 95.979967] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6e7a000 r5:c44ba500 r4:00000000 # [ 95.987720] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.994864] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5cd0000 r5:c44ba500 # [ 96.002697] r4:c44ba500 # [ 96.005242] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.012385] r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000020 r4:00000020 # [ 96.020139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.027713] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0) # [ 96.032775] 1fa0: 00000020 00000020 00000001 b6e7a000 00000020 00000000 # [ 96.040961] 1fc0: 00000020 00000020 b6fc1e00 00000004 00000001 00000000 00020000 beea7ac4 # [ 96.049144] 1fe0: 00000004 beea77f8 b6f2bd8f b6eb27e6 # [ 96.054237] irq event stamp: 0 # [ 96.057308] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.062925] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 96.070476] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 96.078007] softirqs last disabled at (0): [<00000000>] 0x0 # [ 96.083592] ---[ end trace 87e89350b60edbb6 ]--- # [ 96.088243] 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 [ 96.568100] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 96.574997] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 96.581855] ------------[ cut here ]------------ [ 96.586532] WARNING: CPU: 2 PID: 3102 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 96.595137] refcount_t: underflow; use-after-free. [ 96.600046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 96.629523] CPU: 2 PID: 3102 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 96.637274] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 96.643805] Backtrace: [ 96.646280] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 96.653859] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 96.659531] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 96.666853] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 96.673825] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 [ 96.681580] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 96.689069] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c6296000 [ 96.694741] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 96.703794] r9:c1ad128c r8:c15e8cf8 r7:c6297f60 r6:00000020 r5:c60cf000 r4:c6296000 [ 96.711552] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 96.722001] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 96.733747] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 96.743750] r4:0000003a [ 96.746292] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 96.754309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 96.762235] r9:c6297f60 r8:c53113c0 r7:00000020 r6:b6de6000 r5:c2fa4c80 r4:c0c54704 [ 96.769993] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 96.777833] r9:c07e0370 r8:c6297f60 r7:c2b61000 r6:b6de6000 r5:c2fa4c80 r4:00000000 [ 96.785584] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 96.792727] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6296000 r5:c2fa4c80 [ 96.800560] r4:c2fa4c80 [ 96.803104] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 96.810247] r9:c6296000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000020 r4:00000020 [ 96.818002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.825576] Exception stack(0xc6297fa8 to 0xc6297ff0) [ 96.830637] 7fa0: 00000020 00000020 00000001 b6de6000 00000020 00000000 [ 96.838822] 7fc0: 00000020 00000020 b6f2de00 00000004 00000001 00000000 00020000 bee7fac4 [ 96.847005] 7fe0: 00000004 bee7f7f8 b6e97d8f b6e1e7e6 [ 96.852137] irq event stamp: 0 [ 96.855209] hardirqs last enabled at (0): [<00000000>] 0x0 [ 96.860835] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 96.868377] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 96.875892] softirqs last disabled at (0): [<00000000>] 0x0 [ 96.881537] ---[ end trace 87e89350b60edbb7 ]--- [ 96.886171] lkdtm: Saturation detected: still saturated # [ 96.568100] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 96.574997] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 96.581855] ------------[ cut here ]------------ # [ 96.586532] WARNING: CPU: 2 PID: 3102 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 96.595137] refcount_t: underflow; use-after-free. # [ 96.600046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 96.629523] CPU: 2 PID: 3102 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 96.637274] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.643805] Backtrace: # [ 96.646280] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 96.653859] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 96.659531] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 96.666853] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 96.673825] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 # [ 96.681580] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 96.689069] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c6296000 # [ 96.694741] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 96.703794] r9:c1ad128c r8:c15e8cf8 r7:c6297f60 r6:00000020 r5:c60cf000 r4:c6296000 # [ 96.711552] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 96.722001] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 96.733747] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.743750] r4:0000003a # [ 96.746292] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.754309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.762235] r9:c6297f60 r8:c53113c0 r7:00000020 r6:b6de6000 r5:c2fa4c80 r4:c0c54704 # [ 96.769993] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 96.777833] r9:c07e0370 r8:c6297f60 r7:c2b61000 r6:b6de6000 r5:c2fa4c80 r4:00000000 # [ 96.785584] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.792727] r10:00000004 r9:00000000 r8:00000000 r7:b6de6000 r6:c6296000 r5:c2fa4c80 # [ 96.800560] r4:c2fa4c80 # [ 96.803104] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.810247] r9:c6296000 r8:c03002e4 r7:00000004 r6:b6f2de00 r5:00000020 r4:00000020 # [ 96.818002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.825576] Exception stack(0xc6297fa8 to 0xc6297ff0) # [ 96.830637] 7fa0: 00000020 00000020 00000001 b6de6000 00000020 00000000 # [ 96.838822] 7fc0: 00000020 00000020 b6f2de00 00000004 00000001 00000000 00020000 bee7fac4 # [ 96.847005] 7fe0: 00000004 bee7f7f8 b6e97d8f b6e1e7e6 # [ 96.852137] irq event stamp: 0 # [ 96.855209] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.860835] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 96.868377] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 96.875892] softirqs last disabled at (0): [<00000000>] 0x0 # [ 96.881537] ---[ end trace 87e89350b60edbb7 ]--- # [ 96.886171] 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 [ 97.351351] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 97.358328] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 97.365045] ------------[ cut here ]------------ [ 97.369818] WARNING: CPU: 3 PID: 3137 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 97.378421] refcount_t: underflow; use-after-free. [ 97.383224] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 97.412374] CPU: 3 PID: 3137 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 97.420125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 97.426657] Backtrace: [ 97.429133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 97.436712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 97.442384] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 97.449707] [] (dump_stack) from [] (__warn+0x98/0x14c) [ 97.456678] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 [ 97.464433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 97.471921] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c5cd0000 [ 97.477591] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 97.486645] r9:c1ad12ac r8:c15e8cf8 r7:c5cd1f60 r6:00000020 r5:c5df6000 r4:c5cd0000 [ 97.494403] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 97.504850] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 97.516597] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.526601] r4:0000003b [ 97.529143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.537161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.545087] r9:c5cd1f60 r8:c53113c0 r7:00000020 r6:b6df9000 r5:c2f668c0 r4:c0c54704 [ 97.552844] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 97.560682] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6df9000 r5:c2f668c0 r4:00000000 [ 97.568433] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.575578] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c5cd0000 r5:c2f668c0 [ 97.583411] r4:c2f668c0 [ 97.585955] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.593099] r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000020 r4:00000020 [ 97.600853] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.608427] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0) [ 97.613488] 1fa0: 00000020 00000020 00000001 b6df9000 00000020 00000000 [ 97.621672] 1fc0: 00000020 00000020 b6f40e00 00000004 00000001 00000000 00020000 bef84ac4 [ 97.629857] 1fe0: 00000004 bef847f8 b6eaad8f b6e317e6 [ 97.634973] irq event stamp: 0 [ 97.638071] hardirqs last enabled at (0): [<00000000>] 0x0 [ 97.643661] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 [ 97.651204] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 [ 97.658762] softirqs last disabled at (0): [<00000000>] 0x0 [ 97.664356] ---[ end trace 87e89350b60edbb8 ]--- [ 97.669021] lkdtm: Saturation detected: still saturated # [ 97.351351] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 97.358328] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 97.365045] ------------[ cut here ]------------ # [ 97.369818] WARNING: CPU: 3 PID: 3137 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 97.378421] refcount_t: underflow; use-after-free. # [ 97.383224] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error imx_ldb dw_hdmi_imx dw_hdmi flexcan parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 97.412374] CPU: 3 PID: 3137 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 97.420125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 97.426657] Backtrace: # [ 97.429133] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 97.436712] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 97.442384] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 97.449707] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 97.456678] r9:00000009 r8:c08739f8 r7:0000001c r6:00000009 r5:c08739f8 r4:c1a25150 # [ 97.464433] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 97.471921] r7:0000001c r6:c1a25150 r5:c1a2518c r4:c5cd0000 # [ 97.477591] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 97.486645] r9:c1ad12ac r8:c15e8cf8 r7:c5cd1f60 r6:00000020 r5:c5df6000 r4:c5cd0000 # [ 97.494403] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 97.504850] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 97.516597] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.526601] r4:0000003b # [ 97.529143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.537161] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.545087] r9:c5cd1f60 r8:c53113c0 r7:00000020 r6:b6df9000 r5:c2f668c0 r4:c0c54704 # [ 97.552844] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 97.560682] r9:c07e0370 r8:c5cd1f60 r7:c2b61000 r6:b6df9000 r5:c2f668c0 r4:00000000 # [ 97.568433] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.575578] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c5cd0000 r5:c2f668c0 # [ 97.583411] r4:c2f668c0 # [ 97.585955] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.593099] r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000020 r4:00000020 # [ 97.600853] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.608427] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0) # [ 97.613488] 1fa0: 00000020 00000020 00000001 b6df9000 00000020 00000000 # [ 97.621672] 1fc0: 00000020 00000020 b6f40e00 00000004 00000001 00000000 00020000 bef84ac4 # [ 97.629857] 1fe0: 00000004 bef847f8 b6eaad8f b6e317e6 # [ 97.634973] irq event stamp: 0 # [ 97.638071] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 97.643661] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1944 # [ 97.651204] softirqs last enabled at (0): [] copy_process+0x5f8/0x1944 # [ 97.658762] softirqs last disabled at (0): [<00000000>] 0x0 # [ 97.664356] ---[ end trace 87e89350b60edbb8 ]--- # [ 97.669021] 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 [ 98.469216] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 98.475257] lkdtm: attempting good copy_to_user of correct size [ 98.481283] lkdtm: attempting bad copy_to_user of too large size # [ 98.469216] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 98.475257] lkdtm: attempting good copy_to_user of correct size # [ 98.481283] 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 [ 98.909387] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 98.915610] lkdtm: attempting good copy_from_user of correct size [ 98.921813] lkdtm: attempting bad copy_from_user of too large size # [ 98.909387] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 98.915610] lkdtm: attempting good copy_from_user of correct size # [ 98.921813] 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 [ 99.343336] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 99.349885] lkdtm: attempting good copy_to_user inside whitelist [ 99.355942] lkdtm: attempting bad copy_to_user outside whitelist # [ 99.343336] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 99.349885] lkdtm: attempting good copy_to_user inside whitelist # [ 99.355942] 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 [ 99.784084] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 99.790816] lkdtm: attempting good copy_from_user inside whitelist [ 99.797029] lkdtm: attempting bad copy_from_user outside whitelist # [ 99.784084] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 99.790816] lkdtm: attempting good copy_from_user inside whitelist # [ 99.797029] 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 [ 100.222060] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 100.228364] lkdtm: good_stack: c62f1e0c-c62f1e2c [ 100.232997] lkdtm: bad_stack : c62f1d84-c62f1da4 [ 100.237684] lkdtm: attempting good copy_to_user of local stack [ 100.243568] lkdtm: attempting bad copy_to_user of distant stack # [ 100.222060] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 100.228364] lkdtm: good_stack: c62f1e0c-c62f1e2c # [ 100.232997] lkdtm: bad_stack : c62f1d84-c62f1da4 # [ 100.237684] lkdtm: attempting good copy_to_user of local stack # [ 100.243568] 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 [ 100.671227] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 100.677662] lkdtm: good_stack: c5955e0c-c5955e2c [ 100.682292] lkdtm: bad_stack : c5955d84-c5955da4 [ 100.686938] lkdtm: attempting good copy_from_user of local stack [ 100.693090] lkdtm: attempting bad copy_from_user of distant stack # [ 100.671227] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 100.677662] lkdtm: good_stack: c5955e0c-c5955e2c # [ 100.682292] lkdtm: bad_stack : c5955d84-c5955da4 # [ 100.686938] lkdtm: attempting good copy_from_user of local stack # [ 100.693090] 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 [ 101.121964] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 101.128060] lkdtm: good_stack: c62a7e0c-c62a7e2c [ 101.132693] lkdtm: bad_stack : c62a7ffc-c62a801c [ 101.137334] lkdtm: attempting good copy_to_user of local stack [ 101.143288] lkdtm: attempting bad copy_to_user of distant stack # [ 101.121964] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 101.128060] lkdtm: good_stack: c62a7e0c-c62a7e2c # [ 101.132693] lkdtm: bad_stack : c62a7ffc-c62a801c # [ 101.137334] lkdtm: attempting good copy_to_user of local stack # [ 101.143288] 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 [ 101.554813] lkdtm: Performing direct entry USERCOPY_KERNEL [ 101.560494] lkdtm: attempting good copy_to_user from kernel rodata: c15e8fa4 [ 101.567685] lkdtm: attempting bad copy_to_user from kernel text: c053cb74 [ 101.574497] lkdtm: FAIL: survived bad copy_to_user() # [ 101.554813] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 101.560494] lkdtm: attempting good copy_to_user from kernel rodata: c15e8fa4 # [ 101.567685] lkdtm: attempting bad copy_to_user from kernel text: c053cb74 # [ 101.574497] 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 [ 102.013581] lkdtm: Performing direct entry STACKLEAK_ERASING [ 102.019316] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 102.026328] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 102.033326] lkdtm: FAIL: the thread stack is NOT properly erased [ 102.039419] CPU: 2 PID: 3502 Comm: cat Tainted: G D W 5.10.180-cip32 #1 [ 102.047170] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.053701] Backtrace: [ 102.056179] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 102.063758] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 [ 102.069431] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 102.076755] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 102.085289] r9:c1ad13b4 r8:c15e8cf8 r7:c669df60 r6:c669de34 r5:c669c000 r4:0000078d [ 102.093044] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.101837] r8:c15e8cf8 r7:c669df60 r6:00000012 r5:c651d000 r4:00000046 [ 102.108547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.116568] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.124491] r9:c669df60 r8:c53113c0 r7:00000012 r6:b6e38000 r5:c46feb40 r4:c0c54704 [ 102.132251] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) [ 102.140090] r9:c07e0370 r8:c669df60 r7:c2b61000 r6:b6e38000 r5:c46feb40 r4:00000000 [ 102.147843] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.154985] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c669c000 r5:c46feb40 [ 102.162818] r4:c46feb40 [ 102.165362] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.172506] r9:c669c000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000012 r4:00000012 [ 102.180260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.187835] Exception stack(0xc669dfa8 to 0xc669dff0) [ 102.192896] dfa0: 00000012 00000012 00000001 b6e38000 00000012 00000000 [ 102.201085] dfc0: 00000012 00000012 b6f7fe00 00000004 00000001 00000000 00020000 be8fdac4 [ 102.209269] dfe0: 00000004 be8fd7f8 b6ee9d8f b6e707e6 # [ 102.013581] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 102.019316] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 102.026328] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 102.033326] lkdtm: FAIL: the thread stack is NOT properly erased # [ 102.039419] CPU: 2 PID: 3502 Comm: cat Tainted: G D W 5.10.180-cip32 #1 # [ 102.047170] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.053701] Backtrace: # [ 102.056179] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 102.063758] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0feb8 # [ 102.069431] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 102.076755] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 102.085289] r9:c1ad13b4 r8:c15e8cf8 r7:c669df60 r6:c669de34 r5:c669c000 r4:0000078d # [ 102.093044] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.101837] r8:c15e8cf8 r7:c669df60 r6:00000012 r5:c651d000 r4:00000046 # [ 102.108547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.116568] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.124491] r9:c669df60 r8:c53113c0 r7:00000012 r6:b6e38000 r5:c46feb40 r4:c0c54704 # [ 102.132251] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 102.140090] r9:c07e0370 r8:c669df60 r7:c2b61000 r6:b6e38000 r5:c46feb40 r4:00000000 # [ 102.147843] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.154985] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c669c000 r5:c46feb40 # [ 102.162818] r4:c46feb40 # [ 102.165362] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 102.172506] r9:c669c000 r8:c03002e4 r7:00000004 r6:b6f7fe00 r5:00000012 r4:00000012 # [ 102.180260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 102.187835] Exception stack(0xc669dfa8 to 0xc669dff0) # [ 102.192896] dfa0: 00000012 00000012 00000001 b6e38000 00000012 00000000 # [ 102.201085] dfc0: 00000012 00000012 b6f7fe00 00000004 00000001 00000000 00020000 be8fdac4 # [ 102.209269] dfe0: 00000004 be8fd7f8 b6ee9d8f b6e707e6 # 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 [ 102.649921] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 102.655607] lkdtm: Calling matched prototype ... [ 102.660300] lkdtm: Calling mismatched prototype ... [ 102.665195] lkdtm: Fail: survived mismatched prototype function call! # [ 102.649921] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 102.655607] lkdtm: Calling matched prototype ... # [ 102.660300] lkdtm: Calling mismatched prototype ... # [ 102.665195] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #