[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 File System is consistent file found, deleting File System is consistent Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.34 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 7922243/tftp-deploy-c6o7r9rh/kernel/zImage tftp 0x10000000 7922243/tftp-deploy-c6o7r9rh/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7922243/tftp-deploy-c6o7r9rh/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 10.8 MiB/s done Bytes transferred = 12452352 (be0200 hex) => tftp 0x14000000 7922243/tftp-deploy-c6o7r9rh/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7922243/tftp-deploy-c6o7r9rh/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7922243/tftp-deploy-c6o7r9rh/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 12.1 MiB/s done Bytes transferred = 15269485 (e8fe6d hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7922243/tftp-deploy-c6o7r9rh/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7922243/tftp-deploy-c6o7r9rh/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7922243/tftp-deploy-c6o7r9rh/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 10.1 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/7922243/extract-nfsrootfs-6gi3h13n,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7922243/extract-nfsrootfs-6gi3h13n,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe0200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15269421 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 5.10.153-cip19 (KernelCI@build-j483450-arm-gcc-10-multi-v7-defconfig-kselftest-4zhz6) (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 Nov 9 20:58:40 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7922243/extract-nfsrootfs-6gi3h13n,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921608K/1048576K available (17408K kernel code, 2654K rwdata, 8120K rodata, 2048K init, 6693K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56051 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 [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004611] Console: colour dummy device 80x30 [ 0.004676] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004705] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004733] ... MAX_LOCK_DEPTH: 48 [ 0.004761] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004787] ... CLASSHASH_SIZE: 4096 [ 0.004813] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004839] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004866] ... CHAINHASH_SIZE: 32768 [ 0.004891] memory used by lock dependency info: 4061 kB [ 0.004918] memory used for stack traces: 2112 kB [ 0.004945] per task-struct memory footprint: 1536 bytes [ 0.005043] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005094] pid_max: default: 32768 minimum: 301 [ 0.005477] LSM: Security Framework initializing [ 0.005590] LSM support for eBPF active [ 0.005734] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005785] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008351] CPU: Testing write buffer coherency: ok [ 0.008471] CPU0: Spectre v2: using BPIALL workaround [ 0.009577] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013525] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015983] rcu: Hierarchical SRCU implementation. [ 0.025718] EFI services will not be available. [ 0.027047] smp: Bringing up secondary CPUs ... [ 0.030454] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030469] CPU1: Spectre v2: using BPIALL workaround [ 0.034574] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034588] CPU2: Spectre v2: using BPIALL workaround [ 0.038331] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038347] CPU3: Spectre v2: using BPIALL workaround [ 0.039250] smp: Brought up 1 node, 4 CPUs [ 0.039294] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039332] CPU: All CPU(s) started in SVC mode. [ 0.041970] devtmpfs: initialized [ 0.099946] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102613] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102689] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107459] pinctrl core: initialized pinctrl subsystem [ 0.114519] DMI not present or invalid. [ 0.116881] NET: Registered protocol family 16 [ 0.128438] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138034] thermal_sys: Registered thermal governor 'step_wise' [ 0.138603] cpuidle: using governor menu [ 0.139198] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.889460] vdd1p1: supplied by regulator-dummy [ 0.921398] vdd3p0: supplied by regulator-dummy [ 0.952931] vdd2p5: supplied by regulator-dummy [ 0.984499] vddarm: supplied by regulator-dummy [ 1.017009] vddpu: supplied by regulator-dummy [ 1.047606] vddsoc: supplied by regulator-dummy [ 2.388471] No ATAGs? [ 2.389526] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.389613] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.409364] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.438788] Serial: AMBA PL011 UART driver [ 2.503861] Kprobes globally optimized [ 2.624267] iommu: Default domain type: Translated [ 2.626385] vgaarb: loaded [ 2.631405] SCSI subsystem initialized [ 2.633585] usbcore: registered new interface driver usbfs [ 2.633898] usbcore: registered new interface driver hub [ 2.634140] usbcore: registered new device driver usb [ 2.641957] i2c i2c-0: IMX I2C adapter registered [ 2.649125] i2c i2c-1: IMX I2C adapter registered [ 2.653685] i2c i2c-2: IMX I2C adapter registered [ 2.658332] pps_core: LinuxPPS API ver. 1 registered [ 2.658374] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.658476] PTP clock support registered [ 2.675525] clocksource: Switched to clocksource mxc_timer1 [ 4.436687] NET: Registered protocol family 2 [ 4.437448] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.440874] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.441058] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.441289] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.442728] TCP: Hash tables configured (established 8192 bind 8192) [ 4.443790] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.444139] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.444416] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.445177] NET: Registered protocol family 1 [ 4.448125] RPC: Registered named UNIX socket transport module. [ 4.448215] RPC: Registered udp transport module. [ 4.448257] RPC: Registered tcp transport module. [ 4.448299] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.448353] NET: Registered protocol family 44 [ 4.448420] PCI: CLS 0 bytes, default 64 [ 4.450903] Trying to unpack rootfs image as initramfs... [ 6.339953] Freeing initrd memory: 14912K [ 6.341271] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.342584] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.351881] Initialise system trusted keyrings [ 6.353271] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.404855] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.408779] NFS: Registering the id_resolver key type [ 6.408963] Key type id_resolver registered [ 6.409057] Key type id_legacy registered [ 6.409735] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.409841] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.410037] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.412270] Key type asymmetric registered [ 6.412392] Asymmetric key parser 'x509' registered [ 6.412833] bounce: pool size: 64 pages [ 6.413018] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.413126] io scheduler mq-deadline registered [ 6.413169] io scheduler kyber registered [ 6.414177] test_firmware: interface ready [ 6.596698] mxs-dma 110000.dma-apbh: initialized [ 6.662665] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.662923] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.933684] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.954891] SuperH (H)SCI(F) driver initialized [ 6.958017] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.963309] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.894444] printk: console [ttymxc1] enabled [ 7.905382] msm_serial: driver initialized [ 7.910729] STMicroelectronics ASC driver initialized [ 7.922476] STM32 USART driver initialized [ 7.949420] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.972036] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.980567] panel-simple panel-lcd: Specify missing connector_type [ 7.988540] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.044892] brd: module loaded [ 8.108600] loop: module loaded [ 8.115247] lkdtm: No crash points registered, enable through debugfs [ 8.138035] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.146088] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.154137] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.162422] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.170492] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.178769] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.186641] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.198006] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.205037] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.213973] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.228629] scsi host0: ahci-imx [ 8.234288] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.301091] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.314968] pps pps0: new PPS source ptp0 [ 8.361851] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.372695] e1000e: Intel(R) PRO/1000 Network Driver [ 8.377764] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.383969] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.389457] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.417945] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.425638] usbcore: registered new interface driver pegasus [ 8.431547] usbcore: registered new interface driver asix [ 8.437189] usbcore: registered new interface driver ax88179_178a [ 8.443482] usbcore: registered new interface driver cdc_ether [ 8.449626] usbcore: registered new interface driver smsc75xx [ 8.455682] usbcore: registered new interface driver smsc95xx [ 8.461610] usbcore: registered new interface driver net1080 [ 8.467516] usbcore: registered new interface driver cdc_subset [ 8.473632] usbcore: registered new interface driver zaurus [ 8.479547] usbcore: registered new interface driver cdc_ncm [ 8.498479] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.505124] ehci-pci: EHCI PCI platform driver [ 8.509826] ehci-platform: EHCI generic platform driver [ 8.516182] ehci-orion: EHCI orion driver [ 8.521155] SPEAr-ehci: EHCI SPEAr driver [ 8.526149] ehci-st: EHCI STMicroelectronics driver [ 8.531945] ehci-exynos: EHCI Exynos driver [ 8.537091] ehci-atmel: EHCI Atmel driver [ 8.542006] tegra-ehci: Tegra EHCI driver [ 8.547051] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.553398] ohci-pci: OHCI PCI platform driver [ 8.558114] ohci-platform: OHCI generic platform driver [ 8.564386] SPEAr-ohci: OHCI SPEAr driver [ 8.569396] ohci-st: OHCI STMicroelectronics driver [ 8.575199] ohci-atmel: OHCI Atmel driver [ 8.578178] ata1: SATA link down (SStatus 0 SControl 300) [ 8.582915] usbcore: registered new interface driver usb-storage [ 8.584999] ahci-imx 2200000.sata: no device found, disabling link. [ 8.597142] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.624660] i2c /dev entries driver [ 8.713944] sdhci: Secure Digital Host Controller Interface driver [ 8.720240] sdhci: Copyright(c) Pierre Ossman [ 8.734554] Synopsys Designware Multimedia Card Interface Driver [ 8.748365] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.757987] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.763212] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.771923] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.779523] ledtrig-cpu: registered to indicate activity on CPUs [ 8.789573] usbcore: registered new interface driver usbhid [ 8.795184] usbhid: USB HID core driver [ 8.806783] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.818673] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.824667] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.833842] gre: GRE over IPv4 demultiplexor driver [ 8.838848] ip_gre: GRE over IPv4 tunneling driver [ 8.849955] IPv4 over IPsec tunneling driver [ 8.859691] NET: Registered protocol family 10 [ 8.864466] mmc2: new high speed SDHC card at address 59b4 [ 8.871914] Segment Routing with IPv6 [ 8.874394] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 8.882660] ip6_gre: GRE over IPv6 tunneling driver [ 8.890867] NET: Registered protocol family 17 [ 8.896701] 8021q: 802.1Q VLAN Support v1.8 [ 8.898727] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.901893] Key type dns_resolver registered [ 8.908485] GPT:7812499 != 30863359 [ 8.908503] GPT:Alternate GPT header not at the end of the disk. [ 8.908520] GPT:7812499 != 30863359 [ 8.908536] GPT: Use GNU Parted to correct GPT errors. [ 8.908621] mmcblk2: p1 p2 p3 [ 8.932014] ThumbEE CPU extension supported. [ 8.938834] Registering SWP/SWPB emulation handler [ 8.945069] Loading compiled-in X.509 certificates [ 9.136016] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.144412] panel-simple panel-lcd: Specify missing connector_type [ 9.157874] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.194911] imx_usb 2184200.usb: No over current polarity defined [ 9.208461] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.213700] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.246167] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.267554] hub 1-0:1.0: USB hub found [ 9.273898] hub 1-0:1.0: 1 port detected [ 9.290883] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.323982] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.332365] panel-simple panel-lcd: Specify missing connector_type [ 9.345843] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.377591] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.385933] panel-simple panel-lcd: Specify missing connector_type [ 9.399320] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.419086] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.448825] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.457199] panel-simple panel-lcd: Specify missing connector_type [ 9.470644] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.492834] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL) [ 9.508288] IP-Config: Failed to open gretap0 [ 9.512693] IP-Config: Failed to open erspan0 [ 9.546043] Sending DHCP requests . [ 9.665812] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.885101] hub 1-1:1.0: USB hub found [ 9.889547] hub 1-1:1.0: 3 ports detected [ 9.924964] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.933579] panel-simple panel-lcd: Specify missing connector_type [ 9.949655] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.325759] . [ 12.637105] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.647438] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.165916] ., OK [ 17.208354] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 17.216710] IP-Config: Complete: [ 17.220028] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 17.230737] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 17.238777] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.238825] nameserver0=192.168.201.1 [ 17.309545] Freeing unused kernel memory: 2048K [ 17.316311] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 21.343472] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.373943] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.391037] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.406177] panel-simple panel-lcd: Specify missing connector_type [ 21.431120] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.484251] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.499131] panel-simple panel-lcd: Specify missing connector_type [ 21.499680] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.500209] CAN device driver interface [ 21.512958] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.514359] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.543527] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.552442] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.564408] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.597378] panel-simple panel-lcd: Specify missing connector_type [ 21.613920] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.673387] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.694831] panel-simple panel-lcd: Specify missing connector_type [ 21.708465] caam 2100000.crypto: Entropy delay = 3200 [ 21.774355] caam 2100000.crypto: Instantiated RNG4 SH0 [ 21.835115] caam 2100000.crypto: Instantiated RNG4 SH1 [ 21.840403] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 21.847125] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.883260] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.891718] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.906667] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.913343] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.918300] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.928907] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.938162] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.947539] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.960318] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.966634] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.973018] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.979289] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.981303] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.995963] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 22.008039] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.016800] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.025490] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.034027] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.057476] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.101647] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.110188] panel-simple panel-lcd: Specify missing connector_type [ 22.137130] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.145716] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.154213] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.162719] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.834871] caam algorithms registered in /proc/crypto [ 22.851771] caam 2100000.crypto: registering rng-caam [ 22.980831] random: crng init done [ 22.990620] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.025994] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.034368] panel-simple panel-lcd: Specify missing connector_type [ 23.053418] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.061933] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.070492] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.078940] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.34 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.390706] systemd[1]: System time before build time, advancing clock. [ 25.865208] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 25.891768] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 25.963918] systemd[1]: Set hostname to . [ 27.585246] systemd[1]: Queued start job for default target Graphical Interface. [ 27.600788] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 27.651230] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 27.701211] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 27.750528] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 27.800414] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 27.859334] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 27.908644] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.921649] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 27.967040] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 28.006293] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 28.046528] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 28.087731] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 28.128059] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 28.224811] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.237501] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 28.283039] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 28.333488] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 28.388633] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 28.428666] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 28.469907] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.480272] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.499639] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 28.550246] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 28.602035] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 28.680831] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 28.736647] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 28.796623] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 28.856397] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.875535] fuse: init (API version 7.32) [ 28.892441] systemd[1]: Starting Journal Service... Starting Journal Service... [ 28.968713] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 29.018920] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 29.080485] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 29.136821] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 29.188929] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 29.234323] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 29.328040] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.338658] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 29.392423] systemd[1]: modprobe@drm.service: Succeeded. [ 29.402653] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 29.462188] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.472415] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 29.531650] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 29.581502] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 29.638615] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 29.696411] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 29.755029] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.764717] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.783577] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 29.836037] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 29.897035] systemd[1]: Starting Create System Users... Starting Create System Users... [ 29.942208] 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... [ 30.362467] systemd-journald[270]: 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. [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... Starting Create Volatile Files and Directories... [ OK ] Started Network Service. [ OK ] Finished Create Volatile Files and Directories. Starting Network Name Resolution... Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ 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 ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Found device /dev/ttymxc1. [ 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 ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] 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 5.10.153-cip19 #1 SMP Wed Nov 9 20:58:40 UTC 2022 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7922243/extract-nfsrootfs-6gi3h13n' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7922243/extract-nfsrootfs-6gi3h13n' / # 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-7922243/environment . /lava-7922243/environment / # /lava-7922243/bin/lava-test-runner /lava-7922243/0 /lava-7922243/bin/lava-test-runner /lava-7922243/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7922243/0/tests/0_timesync-off ++ cat uuid + UUID=7922243_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-7922243/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7922243_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.153-cip19-3-gc76f4e7e5c71/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7922243/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-11-09 21:22:52-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.153-cip19-3-gc76f4e7e5c71/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: 1407832 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 37.91K 134KB/s kselftest.tar.xz 5%[> ] 77.50K 136KB/s kselftest.tar.xz 8%[> ] 118.51K 138KB/s kselftest.tar.xz 12%[=> ] 168.00K 147KB/s kselftest.tar.xz 15%[==> ] 217.50K 152KB/s kselftest.tar.xz 19%[==> ] 268.40K 156KB/s kselftest.tar.xz 23%[===> ] 321.65K 160KB/s kselftest.tar.xz 26%[====> ] 358.90K 156KB/s kselftest.tar.xz 27%[====> ] 375.39K 145KB/s kselftest.tar.xz 29%[====> ] 409.81K 145KB/s kselftest.tar.xz 31%[=====> ] 426.78K 141KB/s eta 7s kselftest.tar.xz 32%[=====> ] 453.64K 139KB/s eta 7s kselftest.tar.xz 34%[=====> ] 474.85K 137KB/s eta 7s kselftest.tar.xz 36%[======> ] 503.14K 136KB/s eta 7s kselftest.tar.xz 38%[======> ] 522.93K 134KB/s eta 7s kselftest.tar.xz 40%[=======> ] 557.80K 135KB/s eta 6s kselftest.tar.xz 42%[=======> ] 580.91K 134KB/s eta 6s kselftest.tar.xz 44%[=======> ] 612.02K 136KB/s eta 6s kselftest.tar.xz 46%[========> ] 644.54K 136KB/s eta 6s kselftest.tar.xz 49%[========> ] 678.48K 134KB/s eta 6s kselftest.tar.xz 52%[=========> ] 716.66K 138KB/s eta 5s kselftest.tar.xz 54%[=========> ] 750.60K 135KB/s eta 5s kselftest.tar.xz 57%[==========> ] 795.36K 135KB/s eta 5s kselftest.tar.xz 60%[===========> ] 831.20K 136KB/s eta 5s kselftest.tar.xz 63%[===========> ] 873.62K 135KB/s eta 5s kselftest.tar.xz 66%[============> ] 914.63K 141KB/s eta 3s kselftest.tar.xz 69%[============> ] 960.81K 145KB/s eta 3s kselftest.tar.xz 73%[=============> ] 1015K 152KB/s eta 3s kselftest.tar.xz 76%[==============> ] 1.03M 156KB/s eta 3s kselftest.tar.xz 79%[==============> ] 1.06M 161KB/s eta 3s kselftest.tar.xz 80%[===============> ] 1.09M 160KB/s eta 2s kselftest.tar.xz 84%[===============> ] 1.13M 165KB/s eta 2s kselftest.tar.xz 86%[================> ] 1.16M 166KB/s eta 2s kselftest.tar.xz 88%[================> ] 1.19M 165KB/s eta 2s kselftest.tar.xz 91%[=================> ] 1.23M 163KB/s eta 1s kselftest.tar.xz 94%[=================> ] 1.27M 165KB/s eta 1s kselftest.tar.xz 96%[==================> ] 1.30M 164KB/s eta 1s kselftest.tar.xz 98%[==================> ] 1.32M 160KB/s eta 1s kselftest.tar.xz 100%[===================>] 1.34M 160KB/s in 9.3s 2022-11-09 21:23:02 (148 KB/s) - 'kselftest.tar.xz' saved [1407832/1407832] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 92.919750] 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 [ 93.703318] lkdtm: Performing direct entry BUG [ 93.708198] ------------[ cut here ]------------ [ 93.712829] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 93.718072] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 93.723234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 93.752522] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.153-cip19 #1 [ 93.758813] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 93.765387] PC is at lkdtm_BUG+0x14/0x18 [ 93.769342] LR is at lkdtm_do_action+0x2c/0x4c [ 93.773810] pc : [] lr : [] psr: a00e0013 [ 93.780098] sp : c6e75e58 ip : c6e75e68 fp : c6e75e64 [ 93.785344] r10: 00000004 r9 : c1ad09a4 r8 : c15e8634 [ 93.790592] r7 : c6e75f60 r6 : 00000004 r5 : c6d2e000 r4 : 00000001 [ 93.797142] r3 : c0c2f584 r2 : b0b478c4 r1 : ef7ab5e0 r0 : c15e863c [ 93.803694] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 93.810853] Control: 10c5387d Table: 16e3404a DAC: 00000051 [ 93.816624] Process cat (pid: 798, stack limit = 0x3a283cfa) [ 93.822308] Stack: (0xc6e75e58 to 0xc6e76000) [ 93.826693] 5e40: c6e75e74 c6e75e68 [ 93.834903] 5e60: c0c2f018 c0c2f590 c6e75e9c c6e75e78 c0c2f518 c0c2eff8 c0c2f3f8 c69b4780 [ 93.843114] 5e80: b6e8a000 00000004 c530cd80 c6e75f60 c6e75ec4 c6e75ea0 c07f6080 c0c2f404 [ 93.851322] 5ea0: 00000000 c69b4780 b6e8a000 c2816000 c6e75f60 c07f601c c6e75f5c c6e75ec8 [ 93.859530] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6e74000 [ 93.867738] 5ee0: b6e8a000 00020000 00000004 00000004 0001fffc c6e75ee0 00000001 b6e89000 [ 93.875943] 5f00: c42dda40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 93.884151] 5f20: 00000000 00000000 c13a1c60 b0b478c4 c205cf20 c69b4780 c69b4780 c6e74000 [ 93.892359] 5f40: b6e8a000 00000000 00000000 00000004 c6e75f94 c6e75f60 c0599194 c0598b00 [ 93.900567] 5f60: 00000000 00000000 c6e75fac b0b478c4 00000004 00000004 b6fd1e00 00000004 [ 93.908776] 5f80: c03002e4 c6e74000 c6e75fa4 c6e75f98 c0599224 c059912c 00000000 c6e75fa8 [ 93.916983] 5fa0: c03000c0 c0599218 00000004 00000004 00000001 b6e8a000 00000004 00000000 [ 93.925191] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 [ 93.933398] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 [ 93.941592] Backtrace: [ 93.944096] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 93.951709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 93.959757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 93.967708] r9:c6e75f60 r8:c530cd80 r7:00000004 r6:b6e8a000 r5:c69b4780 r4:c0c2f3f8 [ 93.975493] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 93.983353] r9:c07f601c r8:c6e75f60 r7:c2816000 r6:b6e8a000 r5:c69b4780 r4:00000000 [ 93.991131] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 93.998298] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6e74000 r5:c69b4780 [ 94.006148] r4:c69b4780 [ 94.008717] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.015883] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000004 r4:00000004 [ 94.023662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.031253] Exception stack(0xc6e75fa8 to 0xc6e75ff0) [ 94.036333] 5fa0: 00000004 00000004 00000001 b6e8a000 00000004 00000000 [ 94.044540] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 [ 94.052742] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 [ 94.057825] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 94.063952] ---[ end trace dfcb905fa2d201c0 ]--- [ 94.068597] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 94.077494] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 798, name: cat [ 94.085169] INFO: lockdep is turned off. [ 94.089111] irq event stamp: 1624 [ 94.092469] hardirqs last enabled at (1623): [] console_unlock+0x4b0/0x6c0 [ 94.100333] hardirqs last disabled at (1624): [] __und_svc+0x60/0x6c [ 94.107586] softirqs last enabled at (1620): [] __do_softirq+0x378/0x5fc [ 94.115273] softirqs last disabled at (1611): [] __irq_exit_rcu+0x178/0x1d0 [ 94.123133] CPU: 2 PID: 798 Comm: cat Tainted: G D 5.10.153-cip19 #1 [ 94.130809] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 94.137354] Backtrace: [ 94.139867] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 94.147466] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f7b4 [ 94.153167] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 94.160524] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 94.168300] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd1c4 r4:c6e74000 [ 94.176080] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 94.183936] r6:00000000 r5:00000031 r4:c19cd1c4 [ 94.188602] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 94.196372] r6:00000001 r5:c6e74000 r4:c41bb600 [ 94.201037] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 94.208377] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c41bb600 [ 94.215116] [] (do_exit) from [] (die+0x374/0x380) [ 94.221665] r7:c1e0fc8c [ 94.224232] [] (die) from [] (do_undefinstr+0x170/0x240) [ 94.231312] r10:00000004 r9:c6e74000 r8:c15e8634 r7:00000000 r6:c6e75dc8 r5:c0c2f598 [ 94.239161] r4:e7f001f2 [ 94.241730] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 94.249669] Exception stack(0xc6e75dc8 to 0xc6e75e10) [ 94.254752] 5dc0: c15e863c ef7ab5e0 b0b478c4 c0c2f584 00000001 c6d2e000 [ 94.262962] 5de0: 00000004 c6e75f60 c15e8634 c1ad09a4 00000004 c6e75e64 c6e75e68 c6e75e58 [ 94.271164] 5e00: c0c2f018 c0c2f598 a00e0013 ffffffff [ 94.276243] r7:c6e75dfc r6:ffffffff r5:a00e0013 r4:c0c2f59c [ 94.281945] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.289552] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.297592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.305541] r9:c6e75f60 r8:c530cd80 r7:00000004 r6:b6e8a000 r5:c69b4780 r4:c0c2f3f8 [ 94.313320] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.321180] r9:c07f601c r8:c6e75f60 r7:c2816000 r6:b6e8a000 r5:c69b4780 r4:00000000 [ 94.328955] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.336121] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6e74000 r5:c69b4780 [ 94.343970] r4:c69b4780 [ 94.346537] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.353703] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000004 r4:00000004 [ 94.361479] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.369069] Exception stack(0xc6e75fa8 to 0xc6e75ff0) [ 94.374149] 5fa0: 00000004 00000004 00000001 b6e8a000 00000004 00000000 [ 94.382357] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 [ 94.390558] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 # Segmentation fault # [ 93.703318] lkdtm: Performing direct entry BUG # [ 93.708198] ------------[ cut here ]------------ # [ 93.712829] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 93.718072] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 93.723234] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 93.752522] CPU: 2 PID: 798 Comm: cat Not tainted 5.10.153-cip19 #1 # [ 93.758813] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.765387] PC is at lkdtm_BUG+0x14/0x18 # [ 93.769342] LR is at lkdtm_do_action+0x2c/0x4c # [ 93.773810] pc : [] lr : [] psr: a00e0013 # [ 93.780098] sp : c6e75e58 ip : c6e75e68 fp : c6e75e64 # [ 93.785344] r10: 00000004 r9 : c1ad09a4 r8 : c15e8634 # [ 93.790592] r7 : c6e75f60 r6 : 00000004 r5 : c6d2e000 r4 : 00000001 # [ 93.797142] r3 : c0c2f584 r2 : b0b478c4 r1 : ef7ab5e0 r0 : c15e863c # [ 93.803694] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.810853] Control: 10c5387d Table: 16e3404a DAC: 00000051 # [ 93.816624] Process cat (pid: 798, stack limit = 0x3a283cfa) # [ 93.822308] Stack: (0xc6e75e58 to 0xc6e76000) # [ 93.826693] 5e40: c6e75e74 c6e75e68 # [ 93.834903] 5e60: c0c2f018 c0c2f590 c6e75e9c c6e75e78 c0c2f518 c0c2eff8 c0c2f3f8 c69b4780 # [ 93.843114] 5e80: b6e8a000 00000004 c530cd80 c6e75f60 c6e75ec4 c6e75ea0 c07f6080 c0c2f404 # [ 93.851322] 5ea0: 00000000 c69b4780 b6e8a000 c2816000 c6e75f60 c07f601c c6e75f5c c6e75ec8 # [ 93.859530] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6e74000 # [ 93.867738] 5ee0: b6e8a000 00020000 00000004 00000004 0001fffc c6e75ee0 00000001 b6e89000 # [ 93.875943] 5f00: c42dda40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 93.884151] 5f20: 00000000 00000000 c13a1c60 b0b478c4 c205cf20 c69b4780 c69b4780 c6e74000 # [ 93.892359] 5f40: b6e8a000 00000000 00000000 00000004 c6e75f94 c6e75f60 c0599194 c0598b00 # [ 93.900567] 5f60: 00000000 00000000 c6e75fac b0b478c4 00000004 00000004 b6fd1e00 00000004 # [ 93.908776] 5f80: c03002e4 c6e74000 c6e75fa4 c6e75f98 c0599224 c059912c 00000000 c6e75fa8 # [ 93.916983] 5fa0: c03000c0 c0599218 00000004 00000004 00000001 b6e8a000 00000004 00000000 # [ 93.925191] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 # [ 93.933398] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 # [ 93.941592] Backtrace: # [ 93.944096] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.951709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.959757] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.967708] r9:c6e75f60 r8:c530cd80 r7:00000004 r6:b6e8a000 r5:c69b4780 r4:c0c2f3f8 # [ 93.975493] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.983353] r9:c07f601c r8:c6e75f60 r7:c2816000 r6:b6e8a000 r5:c69b4780 r4:00000000 # [ 93.991131] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.998298] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6e74000 r5:c69b4780 # [ 94.006148] r4:c69b4780 # [ 94.008717] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.015883] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000004 r4:00000004 # [ 94.023662] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.031253] Exception stack(0xc6e75fa8 to 0xc6e75ff0) # [ 94.036333] 5fa0: 00000004 00000004 00000001 b6e8a000 00000004 00000000 # [ 94.044540] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 # [ 94.052742] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 # [ 94.057825] Code: e92dd800 e24cb004 e52d[ 94.844719] lkdtm: Performing direct entry WARNING e004 e8bd4000 (e7f001f2) # [ [ 94.850346] ------------[ cut here ]------------ 94.063952] ---[ end trace dfcb905[ 94.857767] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c fa2d201c0 ]--- # [ 94.068597] [ 94.869106] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 BUG: sleeping function called fro[ 94.900759] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.153-cip19 #1 m invalid context at include/linu[ 94.911226] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) x/percpu-rwsem.h:49 # [ 94.077[ 94.920617] Backtrace: 494] in_atomic(): 0, irqs_disable[ 94.925947] [] (dump_backtrace) from [] (show_stack+0x20/0x24) d(): 128, non_block: 0, pid: 798,[ 94.936366] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 name: cat # [ 94.085169] INFO[ 94.944892] [] (show_stack) from [] (dump_stack+0xe0/0x100) : lockdep is turned off. # [ 9[ 94.955063] [] (dump_stack) from [] (__warn+0xfc/0x16c) 4.089111] irq event stamp: 1624 [ 94.964883] r9:00000009 r8:c0c2f5e4 r7:00000053 r6:00000009 r5:c0c2f5e4 r4:c1ad1060 # [ 94.092469] hardirqs last e[ 94.975488] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) nabled at (1623): [] co[ 94.985842] r7:00000053 r6:c1ad1060 r5:00000000 r4:c6ab0000 nsole_unlock+0x4b0/0x6c0 # [ 9[ 94.994370] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 4.100333] hardirqs last disabled [ 95.005316] r9:c1ad09a8 r8:c15e8634 r7:c6ab1f60 r6:00000008 r5:c421c000 r4:00000002 at (1624): [] __und_svc[ 95.015926] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) +0x60/0x6c # [ 94.107586] soft[ 95.026703] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) irqs last enabled at (1620): [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 03021a8>] __do_softirq+0x378/0x5f[ 95.048345] r9:c6ab1f60 r8:c530cd80 r7:00000008 r6:b6eb5000 r5:c4226780 r4:c0c2f3f8 c # [ 94.115273] softirqs last[ 95.058958] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) disabled at (1611): [][ 95.069645] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6eb5000 r5:c4226780 r4:00000000 __irq_exit_rcu+0x178/0x1d0 # [ [ 95.080250] [] (vfs_write) from [] (ksys_write+0x74/0xec) 94.123133] CPU: 2 PID: 798 Comm[ 95.090247] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c6ab0000 r5:c4226780 : cat Tainted: G D [ 95.100936] r4:c4226780 5.10.153-cip19 #1 # [ 94.1308[ 95.106338] [] (ksys_write) from [] (sys_write+0x18/0x1c) 09] Hardware name: Freescale i.MX[ 95.116335] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000008 r4:00000008 6 Quad/DualLite (Device Tree) # [ 95.126946] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.137354] Backtrace: # [ [ 95.137372] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) 94.139867] [] (dump_ba[ 95.145290] 1fa0: 00000008 00000008 00000001 b6eb5000 00000008 00000000 cktrace) from [] (show_[ 95.156330] 1fc0: 00000008 00000008 b6ffce00 00000004 00000001 00000000 00020000 be811a54 stack+0x20/0x24) # [ 94.147466[ 95.167367] 1fe0: 00000004 be811788 b6f674cf b6eed7e6 ] r7:ffffffff r6:600e0093 r5:000[ 95.175330] irq event stamp: 0 00000 r4:c1f0f7b4 # [ 94.15316[ 95.181243] hardirqs last enabled at (0): [<00000000>] 0x0 7] [] (show_stack) from[ 95.189686] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [] (dump_stack+0xe0/0x[ 95.200034] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 100) # [ 94.160524] [] 0x0 >] (dump_stack) from [][ 95.218806] ---[ end trace dfcb905fa2d201c1 ]--- (___might_sleep+0x1b0/0x2c0) # [ 94.168300] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd1c4 r4:c6e74000 # [ 94.176080] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 94.183936] r6:00000000 r5:00000031 r4:c19cd1c4 # [ 94.188602] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 94.196372] r6:00000001 r5:c6e74000 r4:c41bb600 # [ 94.201037] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 94.208377] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c41bb600 # [ 94.215116] [] (do_exit) from [] (die+0x374/0x380) # [ 94.221665] r7:c1e0fc8c # [ 94.224232] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 94.231312] r10:00000004 r9:c6e74000 r8:c15e8634 r7:00000000 r6:c6e75dc8 r5:c0c2f598 # [ 94.239161] r4:e7f001f2 # [ 94.241730] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 94.249669] Exception stack(0xc6e75dc8 to 0xc6e75e10) # [ 94.254752] 5dc0: c15e863c ef7ab5e0 b0b478c4 c0c2f584 00000001 c6d2e000 # [ 94.262962] 5de0: 00000004 c6e75f60 c15e8634 c1ad09a4 00000004 c6e75e64 c6e75e68 c6e75e58 # [ 94.271164] 5e00: c0c2f018 c0c2f598 a00e0013 ffffffff # [ 94.276243] r7:c6e75dfc r6:ffffffff r5:a00e0013 r4:c0c2f59c # [ 94.281945] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.289552] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.297592] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.305541] r9:c6e75f60 r8:c530cd80 r7:00000004 r6:b6e8a000 r5:c69b4780 r4:c0c2f3f8 # [ 94.313320] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.321180] r9:c07f601c r8:c6e75f60 r7:c2816000 r6:b6e8a000 r5:c69b4780 r4:00000000 # [ 94.328955] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.336121] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6e74000 r5:c69b4780 # [ 94.343970] r4:c69b4780 # [ 94.346537] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.353703] r9:c6e74000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000004 r4:00000004 # [ 94.361479] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.369069] Exception stack(0xc6e75fa8 to 0xc6e75ff0) # [ 94.374149] 5fa0: 00000004 00000004 00000001 b6e8a000 00000004 00000000 # [ 94.382357] 5fc0: 00000004 00000004 b6fd1e00 00000004 00000001 00000000 00020000 bee74a54 # [ 94.390558] 5fe0: 00000004 bee74788 b6f3c4cf b6ec27e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 94.844719] lkdtm: Performing direct entry WARNING # [ 94.850346] ------------[ cut here ]------------ # [ 94.857767] WARNING: CPU: 3 PID: 869 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 94.869106] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 94.900759] CPU: 3 PID: 869 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 94.911226] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.920617] Backtrace: # [ 94.925947] [] (d[ 95.534232] lkdtm: Performing direct entry WARNING_MESSAGE ump_backtrace) from [] [ 95.541568] ------------[ cut here ]------------ (show_stack+0x20/0x24) # [ 94.[ 95.549105] WARNING: CPU: 3 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 936366] r7:ffffffff r6:600e0013 [ 95.561009] Warning message trigger count: 2 r5:00000000 r4:c1f0f7b4 # [ 94[ 95.568197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 .944892] [] (show_stack[ 95.599848] CPU: 3 PID: 904 Comm: cat Tainted: G D W 5.10.153-cip19 #1 ) from [] (dump_stack+0[ 95.610312] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) xe0/0x100) # [ 94.955063] [] (dump_stack) from [] (dump_backtrace) from [] (show_stack+0x20/0x24) 66f0>] (__warn+0xfc/0x16c) # [ [ 95.635449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 94.964883] r9:00000009 r8:c0c2f[ 95.643977] [] (show_stack) from [] (dump_stack+0xe0/0x100) 5e4 r7:00000053 r6:00000009 r5:c0[ 95.654150] [] (dump_stack) from [] (__warn+0xfc/0x16c) c2f5e4 r4:c1ad1060 # [ 94.9754[ 95.663967] r9:00000009 r8:c0c2f634 r7:00000058 r6:00000009 r5:c0c2f634 r4:c1ad1060 88] [] (__warn) from [<[ 95.674574] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) c137feb0>] (warn_slowpath_fmt+0x8[ 95.684916] r7:00000058 r6:c1ad1060 r5:c1ad107c r4:c6eb4000 c/0xa8) # [ 94.985842] r7:000[ 95.693446] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 00053 r6:c1ad1060 r5:00000000 r4:[ 95.705088] r9:c1ad09b0 r8:c15e8634 r7:c6eb5f60 r6:00000010 r5:c6ae6000 r4:00000003 c6ab0000 # [ 94.994370] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) fe28>] (warn_slowpath_fmt) from [[ 95.727172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ] (lkdtm_WARNING+0x48/0[ 95.738040] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) x4c) # [ 95.005316] r9:c1ad09[ 95.748813] r9:c6eb5f60 r8:c530cd80 r7:00000010 r6:b6e97000 r5:c422a500 r4:c0c2f3f8 a8 r8:c15e8634 r7:c6ab1f60 r6:000[ 95.759426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 00008 r5:c421c000 r4:00000002 # [ 95.770111] r9:c07f601c r8:c6eb5f60 r7:c2816000 r6:b6e97000 r5:c422a500 r4:00000000 [ 95.015926] [] (lkdt[ 95.780718] [] (vfs_write) from [] (ksys_write+0x74/0xec) m_WARNING) from [] (lkd[ 95.790714] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6eb4000 r5:c422a500 tm_do_action+0x2c/0x4c) # [ 95[ 95.801402] r4:c422a500 .026703] [] (lkdtm_do_a[ 95.806805] [] (ksys_write) from [] (sys_write+0x18/0x1c) ction) from [] (direct_[ 95.816801] r9:c6eb4000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:00000010 r4:00000010 entry+0x120/0x18c) # [ 95.0375[ 95.827411] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 74] [] (direct_entry) f[ 95.837834] Exception stack(0xc6eb5fa8 to 0xc6eb5ff0) rom [] (full_proxy_writ[ 95.845753] 5fa0: 00000010 00000010 00000001 b6e97000 00000010 00000000 e+0x64/0x94) # [ 95.048345] r[ 95.856794] 5fc0: 00000010 00000010 b6fdee00 00000004 00000001 00000000 00020000 be9f8a54 9:c6ab1f60 r8:c530cd80 r7:0000000[ 95.867830] 5fe0: 00000004 be9f8788 b6f494cf b6ecf7e6 8 r6:b6eb5000 r5:c4226780 r4:c0c2[ 95.875778] irq event stamp: 0 f3f8 # [ 95.058958] [] 0x0 >] (full_proxy_write) from [] copy_process+0x5c8/0x194c 8c00>] (vfs_write+0x10c/0x524) #[ 95.900479] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 95.069645] r9:c07f601c r8:c[ 95.910825] softirqs last disabled at (0): [<00000000>] 0x0 6ab1f60 r7:c2816000 r6:b6eb5000 r[ 95.919259] ---[ end trace dfcb905fa2d201c2 ]--- 5:c4226780 r4:00000000 # [ 95.080250] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.090247] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c6ab0000 r5:c4226780 # [ 95.100936] r4:c4226780 # [ 95.106338] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 95.116335] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000008 r4:00000008 # [ 95.126946] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 95.137372] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ 95.145290] 1fa0: 00000008 00000008 00000001 b6eb5000 00000008 00000000 # [ 95.156330] 1fc0: 00000008 00000008 b6ffce00 00000004 00000001 00000000 00020000 be811a54 # [ 95.167367] 1fe0: 00000004 be811788 b6f674cf b6eed7e6 # [ 95.175330] irq event stamp: 0 # [ 95.181243] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 95.189686] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 95.200034] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 95.210374] softirqs last disabled at (0): [<00000000>] 0x0 # [ 95.218806] ---[ end trace dfcb905fa2d201c1 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 95.534232] lkdtm: Performing direct entry WARNING_MESSAGE # [ 95.541568] ------------[ cut here ]------------ # [ 95.549105] WARNING: CPU: 3 PID: 904 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 95.561009] Warning message trigger count: 2 # [ 95.568197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 95.599848] CPU: 3 PID: 904 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 95.610312] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.619703] Backtrace: # [ 95.625035] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.635449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 95.643977] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.654150] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 95.663967] r9:00000009 r8:c0c2f634 r7:00000058 r6:00000009 r5:c0c2f634 r4:c1ad1060 # [ 95.674574] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.684916] r7:00000058 r6:c1ad1060 r5:c1ad107c r4:c6eb4000 # [ 95.693446] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 95.705088] r9:c1ad09b0 r8:c15e8634 r7:c6eb5f60 r6:00000010 r5:c6ae6000 r4:00000003 # [ 95.715697] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 95.727172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.738040] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 95.748813] r9:c6eb5f60 r8:c530cd80 r7:00000010 r6:b6e97000 r5:c422a500 r4:c0c2f3f8 # [ 95.759426] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 95.770111] r9:c07f601c r8:c6eb5f60 r7:c2816000 r6:b6e97000 r5:c422a500 r4:00000000 # [ 95.780718] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 95.790714] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000[ 96.237998] lkdtm: Performing direct entry EXCEPTION r6:c6eb4000 r5:c422a500 # [[ 96.244011] 8<--- cut here --- 95.801402] r4:c422a500 # [ 9[ 96.249740] Unable to handle kernel NULL pointer dereference at virtual address 00000000 5.806805] [] (ksys_writ[ 96.260849] pgd = b16eff71 e) from [] (sys_write+0[ 96.266236] [00000000] *pgd=00000000 x18/0x1c) # [ 95.816801] r9:c[ 96.272669] Internal error: Oops: 805 [#2] SMP ARM 6eb4000 r8:c03002e4 r7:00000004 r[ 96.280291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 6:b6fdee00 r5:000000[1 0 r946:.311995] CPU: 2 PID: 936 Comm: cat Tainted: G D W 5.10.153-cip19 #1 0000010 #[ [ 9 6 .9352.188297] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 411] [] (sys_write)[ f 96.330176] PC is at lkdtm_EXCEPTION+0x18/0x20 rom [ ]9 6(.r3e3t7_211] LR is at lkdtm_do_action+0x2c/0x4c ast_syscall+0x[0 / 0 x9268.)3 4 3562] pc : [] lr : [] psr: a00e0013 [ 95.[8 3 79863.43]5 1E8x2c0e sp : c5fabe58 ip : c5fabe68 fp : c5fabe64 ption st[a c k (906x.c365e8b659f2] r10: 0000000a r9 : c1ad09c0 r8 : c15e8634 8 to 0xc6[e b 5 f9f60.)3 6 5#6 5[] r7 : c5fabf60 r6 : 0000000a r5 : c6cc4000 r4 : 00000004 95.8457[5 3 ]9 65.f3a703:9 1 ] r3 : 00000000 r2 : fb26250d r1 : ef7ab5e0 r0 : c15e8654 [ 9060.030802077] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 10 0000001[0 0 09060.03090112 18] Control: 10c5387d Table: 1683404a DAC: 00000051 6e97000 000[0 0 0 1906 .0309080706] Process cat (pid: 936, stack limit = 0xd7065ae4) 000 # [ 9[5 . 8 59667.94406]2 6] Stack: (0xc5fabe58 to 0xc5fac000) 5fc0: 00000010[ 0 0 09060.041102444] be40: c5fabe74 c5fabe68 b6fdee00 00000[0 0 4 9060.040202619] be60: c0c2f018 c0c2f648 c5fabe9c c5fabe78 c0c2f518 c0c2eff8 c0c2f3f8 c422b7c0 01 00000000 00[ 0 2 09060.04 3b2e89] be80: b6e7d000 0000000a c530cd80 c5fabf60 c5fabec4 c5fabea0 c07f6080 c0c2f404 9f8a54 # [ 9[5 . 8 69768.34042873] bea0: 00000000 c422b7c0 b6e7d000 c2816000 c5fabf60 c07f601c c5fabf5c c5fabec8 5fe0: 00000004 [b e 9 f9867.84853046] bec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c5faa000 b6f494cf b6ecf[7 e 6 9 6#. 4[6 3303] bee0: b6e7d000 00020000 00000004 0000000a 0001fff6 c5fabee0 00000001 b6e7c000 95.875778] irq[ e v e9n6t. 4s7t474] bf00: c58017c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 amp: 0 # [ 95.[8 8 1 69668.]4 3646] bf20: 00000000 00000000 c13a1c60 fb26250d c205cf20 c422b7c0 c422b7c0 c5faa000 hardirqs last [e n a b9l6e.d4 9a903] bf40: b6e7d000 00000000 00000000 00000004 c5fabf94 c5fabf60 c0599194 c0598b00 t (0): [<000000[0 0 > ]9 60.x500 074] bf60: 00000000 00000000 c5fabfac fb26250d 0000000a 0000000a b6fc4e00 00000004 # [ 95.89014[4 ] h9a6r.d5i1r244] bf80: c03002e4 c5faa000 c5fabfa4 c5fabf98 c0599224 c059912c 00000000 c5fabfa8 qs last disa[b l e d9 6a.t5 2(40415] bfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e7d000 0000000a 00000000 : [] [c o p y9_6p.r5o3c502] bfc0: 0000000a 0000000a b6fc4e00 00000004 00000001 00000000 00020000 beb2da54 ess+0x5c8/0x[1 9 4 c9 6 .#5 4[4 672] bfe0: 00000004 beb2d788 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 95.900479] so[f t i r9q6s. 5l5a4752] Backtrace: t enabled at (0): [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) >] copy_process+0x5c8/0[x 1 9 49c.569722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 95.910825] softir[q s l6.580071] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ast disabled at ([0 ) : 9[6<.0500410] r9:c5fabf60 r8:c530cd80 r7:0000000a r6:b6e7d000 r5:c422b7c0 r4:c0c2f3f8 000000>] 0x0 # [ 95.9[1 9 2 596.600239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) ] ---[ end trac[e d f9c6b.96015491] r9:c07f601c r8:c5fabf60 r7:c2816000 r6:b6e7d000 r5:c422b7c0 r4:00000000 fa2d201c2 ]--- #[ W A R9N6I.N6G0229] [] (vfs_write) from [] (ksys_write+0x74/0xec) _MESSAGE: saw[ ' m e9s6s.a6g2e9 44] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5faa000 r5:c422b7c0 trigger':[ o k 9 6o.k6 349 1s8e] r4:c422b7c0 lftests: lkdtm: WA[R N I N9G6_.M643454] [] (ksys_write) from [] (sys_write+0x18/0x1c) SSAGE.sh # self[t e s t9s6:. 6l52756] r9:c5faa000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000a r4:0000000a dtm: EXCEPTION.sh [ 96.662584] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 96.671791] Exception stack(0xc5fabfa8 to 0xc5fabff0) [ 96.676850] bfa0: 0000000a 0000000a 00000001 b6e7d000 0000000a 00000000 [ 96.685036] bfc0: 0000000a 0000000a b6fc4e00 00000004 00000001 00000000 00020000 beb2da54 [ 96.693221] bfe0: 00000004 beb2d788 b6f2f4cf b6eb57e6 [ 96.698282] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 96.704428] ---[ end trace dfcb905fa2d201c3 ]--- # Segmentation fault # [ 96.237998] lkdtm: Performing direct entry EXCEPTION # [ 96.244011] 8<--- cut here --- # [ 96.249740] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 96.260849] pgd = b16eff71 # [ 96.266236] [00000000] *pgd=00000000 # [ 96.272669] Internal error: Oops: 805 [#2] SMP ARM # [ 96.280291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 96.311995] CPU: 2 PID: 936 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 96.321899] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.330176] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 96.337211] LR is at lkdtm_do_action+0x2c/0x4c # [ 96.343562] pc : [] lr : [] psr: a00e0013 # [ 96.351820] sp : c5fabe58 ip : c5fabe68 fp : c5fabe64 # [ 96.358692] r10: 0000000a r9 : c1ad09c0 r8 : c15e8634 # [ 96.365653] r7 : c5fabf60 r6 : 0000000a r5 : c6cc4000 r4 : 00000004 # [ 96.373913] r3 : 00000000 r2 : fb26250d r1 : ef7ab5e0 r0 : c15e8654 # [ 96.382177] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 96.391218] Control: 10c5387d Table: 1683404a DAC: 00000051 # [ 96.398786] Process cat (pid: 936, stack limit = 0xd7065ae4) # [ 96.406266] Stack: (0xc5fabe58 to 0xc5fac000) # [ 96.412444] be40: c5fabe74 c5fabe68 # [ 96.422619] be60: c0c2f018 c0c2f648 c5fabe9c c5fabe78 c0c2f518 c0c2eff8 c0c2f3f8 c422b7c0 # [ 96.432789] be80: b6e7d000 0000000a c530cd80 c5fabf60 c5fabec4 c5fabea0 c07f6080 c0c2f404 # [ 96.442873] bea0: 00000000 c422b7c0 b6e7d000 c2816000 c5fabf60 c07f601c c5fabf5c c5fabec8 # [ 96.453046] bec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c5faa000 # [ 96.463303] bee0: b6e7d000 00020000 00000004 0000000a 0001fff6 c5fabee0 00000001 b6e7c000 # [ 96.473474] bf00: c58017c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 96.483646] bf20: 00000000 00000000 c13a1c60 fb26250d c205cf20 c422b7c0 c422b7c0 c5faa000 # [ 96.493903] bf40: b6e7d000 00000000 00000000 00000004 c5fabf94 c5fabf60 c0599194 c0598b00 # [ 96.504074] bf60: 00000000 00000000 c5fabfac fb26250d 0000000a 0000000a b6fc4e00 00000004 # [ 96.514244] bf80: c03002e4 c5faa000 c5fabfa4 c5fabf98 c0599224 c059912c 00000000 c5fabfa8 # [ 96.524415] bfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e7d000 0000000a 00000000 # [ 96.534502] bfc0: 0000000a 0000000a b6fc4e00 00000004 00000001 00000000 00020000 beb2da54 # [ 96.544672] bfe0: 00000004 beb2d788 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000 # [ 96.554752] Backtrace: # [ 96.559204] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.569722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.580071] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.590410] r9:c5fabf60 r8:c530cd80 r7:0000000a r6:b6e7d000 r5:c422b7c0 r4:c0c2f3f8 # [ 96.600239] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.610491] r9:c07f601c r8:c5fabf60 r7:c2816000 r6:b6e7d000 r5:c422b7c0 r4:00000000 # [ 96.620229] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.629444] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5faa000 r5:c422b7c0 # [ 96.639180] r4:c422b7c0 # [ 96.643454] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.652756] r9:c5faa000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000a r4:0000000a # [ 96.662584] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.671791] Exception stack(0xc5fabfa8 to 0xc5fabff0) # [ 96.676850] bfa0: 0000000a 0000000a 00000001 b6e7d000 0000000a 00000000 # [ 96.685036] bfc0: 0000000a 0000000a b6fc4e00 00000004 00000001 00000000 00020000 beb2da54 # [ 96.693221] bfe0: 00000004 beb2d788 b6f2f4cf b6eb57e6 # [ 96.698282] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 96.704428] ---[ end trace dfcb905fa2d201c3 ]--- # 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 [ 97.830022] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 97.835683] lkdtm: attempting good list addition [ 97.840315] lkdtm: attempting corrupted list addition [ 97.845376] lkdtm: list_add() corruption not detected! # [ 97.830022] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 97.835683] lkdtm: attempting good list addition # [ 97.840315] lkdtm: attempting corrupted list addition # [ 97.845376] 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 [ 98.162045] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 98.167775] lkdtm: attempting good list removal [ 98.172323] lkdtm: attempting corrupted list removal [ 98.177462] lkdtm: list_del() corruption not detected! # [ 98.162045] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 98.167775] lkdtm: attempting good list removal # [ 98.172323] lkdtm: attempting corrupted list removal # [ 98.177462] 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 [ 98.480218] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 98.486594] lkdtm: attempting bad read from page below current stack [ 98.492964] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 98.480218] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 98.486594] lkdtm: attempting bad read from page below current stack # [ 98.492964] 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 [ 98.795713] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 98.802088] lkdtm: attempting bad read from page above current stack [ 98.808550] lkdtm: FAIL: accessed page after stack! (byte: 1) # [ 98.795713] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 98.802088] lkdtm: attempting bad read from page above current stack # [ 98.808550] lkdtm: FAIL: accessed page after stack! (byte: 1) # 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 [ 99.102698] lkdtm: Performing direct entry UNSET_SMEP [ 99.107869] lkdtm: XFAIL: this test is x86_64-only # [ 99.102698] lkdtm: Performing direct entry UNSET_SMEP # [ 99.107869] 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 [ 99.398456] lkdtm: Performing direct entry DOUBLE_FAULT [ 99.403703] lkdtm: XFAIL: this test is ia32-only # [ 99.398456] lkdtm: Performing direct entry DOUBLE_FAULT # [ 99.403703] 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 [ 99.693898] lkdtm: Performing direct entry CORRUPT_PAC [ 99.699129] lkdtm: XFAIL: this test is arm64-only # [ 99.693898] lkdtm: Performing direct entry CORRUPT_PAC # [ 99.699129] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh [ 99.996056] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 100.002517] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 99.996056] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 100.002517] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE.sh [ 100.666482] lkdtm: Performing direct entry READ_AFTER_FREE [ 100.671992] lkdtm: Value in memory before free: 12345678 [ 100.677383] lkdtm: Attempting bad read from freed memory [ 100.682705] lkdtm: Memory was not poisoned # [ 100.666482] lkdtm: Performing direct entry READ_AFTER_FREE # [ 100.671992] lkdtm: Value in memory before free: 12345678 # [ 100.677383] lkdtm: Attempting bad read from freed memory # [ 100.682705] 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 [ 101.168570] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 101.174639] lkdtm: Value in memory before free: 12345678 [ 101.180086] lkdtm: Attempting to read from freed memory [ 101.185330] lkdtm: Buddy page was not poisoned # [ 101.168570] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 101.174639] lkdtm: Value in memory before free: 12345678 # [ 101.180086] lkdtm: Attempting to read from freed memory # [ 101.185330] 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 [ 101.479446] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 101.485057] lkdtm: Attempting double slab free ... # [ 101.479446] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 101.485057] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh [ 101.778267] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 101.783786] lkdtm: Attempting cross-cache slab free ... # [ 101.778267] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 101.783786] 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 [ 102.084356] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 102.089882] lkdtm: Attempting non-Slab slab free ... # [ 102.084356] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 102.089882] 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 [ 103.135669] lkdtm: Performing direct entry EXEC_DATA [ 103.140658] lkdtm: attempting ok execution at c0c2fd88 [ 103.145876] lkdtm: attempting bad execution at c26f7744 [ 103.151119] 8<--- cut here --- [ 103.154181] Unable to handle kernel paging request at virtual address c26f7744 [ 103.161408] pgd = 77211e58 [ 103.164122] [c26f7744] *pgd=1261141e(bad) [ 103.168151] Internal error: Oops: 8000000d [#3] SMP ARM [ 103.173383] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 103.202415] CPU: 2 PID: 1779 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 103.210163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.216703] PC is at data_area+0x0/0x40 [ 103.220549] LR is at execute_location+0xa4/0xb4 [ 103.225085] pc : [] lr : [] psr: 600e0013 [ 103.231357] sp : c69afe38 ip : 00000027 fp : c69afe54 [ 103.236587] r10: 0000000a r9 : c1ad0ba4 r8 : c15e8634 [ 103.241816] r7 : c69aff60 r6 : 00000001 r5 : c26f7744 r4 : c0c2fd88 [ 103.248347] r3 : 5d448dff r2 : 5d448dff r1 : ef7ab5e4 r0 : 0000002b [ 103.254880] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 103.262020] Control: 10c5387d Table: 1698404a DAC: 00000051 [ 103.267773] Process cat (pid: 1779, stack limit = 0x79afdef2) [ 103.273523] Stack: (0xc69afe38 to 0xc69b0000) [ 103.277889] fe20: 0000001f c6d2d000 [ 103.286075] fe40: 0000000a c69aff60 c69afe64 c69afe58 c138c648 c138c444 c69afe74 c69afe68 [ 103.294259] fe60: c0c2f018 c138c630 c69afe9c c69afe78 c0c2f518 c0c2eff8 c0c2f3f8 c5800280 [ 103.302444] fe80: b6e1e000 0000000a c530cd80 c69aff60 c69afec4 c69afea0 c07f6080 c0c2f404 [ 103.310629] fea0: 00000000 c5800280 b6e1e000 c2816000 c69aff60 c07f601c c69aff5c c69afec8 [ 103.318814] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c69ae000 [ 103.326999] fee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c69afee0 00000001 b6e1d000 [ 103.335184] ff00: c6acf7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 103.343369] ff20: 00000000 00000000 c13a1c60 5d448dff c205cf20 c5800280 c5800280 c69ae000 [ 103.351554] ff40: b6e1e000 00000000 00000000 00000004 c69aff94 c69aff60 c0599194 c0598b00 [ 103.359739] ff60: 00000000 00000000 c69affac 5d448dff 0000000a 0000000a b6f65e00 00000004 [ 103.367923] ff80: c03002e4 c69ae000 c69affa4 c69aff98 c0599224 c059912c 00000000 c69affa8 [ 103.376108] ffa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 103.384292] ffc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc6a54 [ 103.392478] ffe0: 00000004 becc6788 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 [ 103.400658] Backtrace: [ 103.403123] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 103.411308] r7:c69aff60 r6:0000000a r5:c6d2d000 r4:0000001f [ 103.416985] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.425088] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.433106] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.441032] r9:c69aff60 r8:c530cd80 r7:0000000a r6:b6e1e000 r5:c5800280 r4:c0c2f3f8 [ 103.448788] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.456628] r9:c07f601c r8:c69aff60 r7:c2816000 r6:b6e1e000 r5:c5800280 r4:00000000 [ 103.464385] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.471530] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c69ae000 r5:c5800280 [ 103.479364] r4:c5800280 [ 103.481907] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.489051] r9:c69ae000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:0000000a r4:0000000a [ 103.496806] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.504380] Exception stack(0xc69affa8 to 0xc69afff0) [ 103.509440] ffa0: 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 [ 103.517626] ffc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc6a54 [ 103.525810] ffe0: 00000004 becc6788 b6ed04cf b6e567e6 [ 103.530870] Code: 00000000 c5b9e0c0 c5b9e180 c5b9e240 (e1a0c00d) [ 103.536974] ---[ end trace dfcb905fa2d201c4 ]--- # Segmentation fault # [ 103.135669] lkdtm: Performing direct entry EXEC_DATA # [ 103.140658] lkdtm: attempting ok execution at c0c2fd88 # [ 103.145876] lkdtm: attempting bad execution at c26f7744 # [ 103.151119] 8<--- cut here --- # [ 103.154181] Unable to handle kernel paging request at virtual address c26f7744 # [ 103.161408] pgd = 77211e58 # [ 103.164122] [c26f7744] *pgd=1261141e(bad) # [ 103.168151] Internal error: Oops: 8000000d [#3] SMP ARM # [ 103.173383] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 103.202415] CPU: 2 PID: 1779 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 103.210163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.216703] PC is at data_area+0x0/0x40 # [ 103.220549] LR is at execute_location+0xa4/0xb4 # [ 103.225085] pc : [] lr : [] psr: 600e0013 # [ 103.231357] sp : c69afe38 ip : 00000027 fp : c69afe54 # [ 103.236587] r10: 0000000a r9 : c1ad0ba4 r8 : c15e8634 # [ 103.241816] r7 : c69aff60 r6 : 00000001 r5 : c26f7744 r4 : c0c2fd88 # [ 103.248347] r3 : 5d448dff r2 : 5d448dff r1 : ef7ab5e4 r0 : 0000002b # [ 103.254880] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.262020] Control: 10c5387d Table: 1698404a DAC: 00000051 # [ 103.267773] Process cat (pid: 1779, stack limit = 0x79afdef2) # [ 103.273523] Stack: (0xc69afe38 to 0xc69b0000) # [ 103.277889] fe20: 0000001f c6d2d000 # [ 103.286075] fe40: 0000000a c69aff60 c69afe64 c69afe58 c138c648 c138c444 c69afe74 c69afe68 # [ 103.294259] fe60: c0c2f018 c138c630 c69afe9c c69afe78 c0c2f518 c0c2eff8 c0c2f3f8 c5800280 # [ 103.302444] fe80: b6e1e000 0000000a c530cd80 c69aff60 c69afec4 c69afea0 c07f6080 c0c2f404 # [ 103.310629] fea0: 00000000 c5800280 b6e1e000 c2816000 c69aff60 c07f601c c69aff5c c69afec8 # [ 103.318814] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c69ae000 # [ 103.326999] fee0: b6e1e000 00020000 00000004 0000000a 0001fff6 c69afee0 00000001 b6e1d000 # [ 103.335184] ff00: c6acf7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.343369] ff20: 00000000 00000000 c13a1c60 5d448dff c205cf20 c5800280 c5800280 c69ae000 # [ 103.351554] ff40: b6e1e000 00000000 00000000 00000004 c69aff94 c69aff60 c0599194 c0598b00 # [ 103.359739] ff60: 00000000 00000000 c69affac 5d448dff 0000000a 0000000a b6f65e00 00000004 # [ 103.367923] ff80: c03002e4 c69ae000 c69affa4 c69aff98 c0599224 c059912c 00000000 c69affa8 # [ 103.376108] ffa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e1e000 0000000a 00000000 # [ 103.384292] ffc0: 0000000a 0000000a b6f65e00 00000004 00000001 00000000 00020000 becc6a54 # [ 103.392478] ffe0: 00000004 becc6788 b6ed04cf b6e567e6 800e0030 00000001 00000000 00000000 # [ 103.400658] Backtrace: # [ 103.403123] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 103.411308] r7:c69aff60 r6:0000000a r5:c6d2d000 r4:0000001f # [ 103.416985] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.425088] [] (lkdtm_do_action) from [] (direct_e[ 103.955817] lkdtm: Performing direct entry EXEC_STACK ntry+0x120/0x18[c ) 1 0#3 .[9 6 306] lkdtm: attempting ok execution at c0c2fd88 103.433106] [] (direct_[ 103.970624] lkdtm: attempting bad execution at c6ea5e0c entry) from [] (full_pr[ 103.978615] 8<--- cut here --- oxy_write+0x64/0x94[) 1#0 3[. 84461] Unable to handle kernel paging request at virtual address c6ea5e0c 103.441032] r9:c69aff60 r8:c5[3 103.993861] pgd = d603d9dc 0cd80 r7:0000000a r6:b6e1e000 r5:[ 103.999258] [c6ea5e0c] *pgd=16e1141e(bad) c5800280 r4:c0c2f3f8 # [ 103.44[ 104.006139] Internal error: Oops: 8000000d [#4] SMP ARM 8788] [] (full_proxy_wr[ 104.014224] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 ite) from [] (vfs_write[ 104.045932] CPU: 2 PID: 1855 Comm: cat Tainted: G D W 5.10.153-cip19 #1 +0x10c/0x524) # [ 103.45[6 6 2104.056528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] r9:c07f601c r8:c69aff60 r7:c28[ 104.065578] PC is at 0xc6ea5e0c 16000 r6:b6e1e000 r5:c5800280 r4:[ 104.071593] LR is at execute_location+0xa4/0xb4 00000000 # [ 103.464385] [] lr : [] psr: 600e0013 98af4>] (vfs_write) fr[o m 1[0<4.087928] sp : c6ea5de8 ip : c6ea5cf0 fp : c6ea5e04 0599194>] (ksys_write+0x[7 4 /1004.095496] r10: 0000000b r9 : c1ad0bb0 r8 : c15e8634 ec) # [ 103.471530] r10:00[0 0104.103151] r7 : c6ea5f60 r6 : 00000001 r5 : c6ea5e0c r4 : c0c2fd88 0004 r9:00000000 r8:0000[0 01000.112278] r3 : 4b3fb2a9 r2 : 4b3fb2a9 r1 : ef7ab5e0 r0 : 0000002b r7:b6e1e000 r6:c69ae000 r5:c58[0 104.121152] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0280 # [ 103.479364] r4:c5[ 8 104.130974] Control: 10c5387d Table: 16b4004a DAC: 00000051 0280 # [ 103.481907] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ [ 104.154642] 5de0: c6ea4000 c6cbe000 0000000b c6ea5f60 c6ea5e64 c6ea5e08 103.489051] r9:c69ae000 r8:c0300[ 104.165682] 5e00: c138c684 c138c444 c6ea5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 2e4 r7:00000004 r6:b6f65e00 r5:00[ 104.176723] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 00000a r4:0000000a # [ 103.4968[ 104.187763] 5e40: e3a02040 e3a01d33 e5930018 4b3fb2a9 0000000b 00000020 c6ea5e74 c6ea5e68 06] [] (sys_write) from[ 104.198802] 5e60: c0c2f018 c138c658 c6ea5e9c c6ea5e78 c0c2f518 c0c2eff8 c0c2f3f8 c5801540 [] (ret_fast_syscall+0[ 104.209840] 5e80: b6e6a000 0000000b c530cd80 c6ea5f60 c6ea5ec4 c6ea5ea0 c07f6080 c0c2f404 x0/0x28) # [ 103.504380] Except[ 104.220880] 5ea0: 00000000 c5801540 b6e6a000 c2816000 c6ea5f60 c07f601c c6ea5f5c c6ea5ec8 ion stack(0xc69affa8 to 0xc69afff[ 104.231920] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6ea4000 0) # [ 103.509440] ffa0: [ 104.242958] 5ee0: b6e6a000 00020000 00000004 0000000b 0001fff5 c6ea5ee0 00000001 b6e69000 0000000a 0000000a 000[ 104.253996] 5f00: c42aba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00001 b6e1e000 0000000a 00000000 [ 104.265040] 5f20: 00000000 00000000 c13a1c60 4b3fb2a9 c205cf20 c5801540 c5801540 c6ea4000 # [ 103.517626] ffc0: 0000000a [ 104.276078] 5f40: b6e6a000 00000000 00000000 00000004 c6ea5f94 c6ea5f60 c0599194 c0598b00 0000000a b6f65e00 00000004 000000[ 104.287118] 5f60: 00000000 00000000 c6ea5fac 4b3fb2a9 0000000b 0000000b b6fb1e00 00000004 01 00000000 00020000 becc6a54 # [ 104.298157] 5f80: c03002e4 c6ea4000 c6ea5fa4 c6ea5f98 c0599224 c059912c 00000000 c6ea5fa8 [ 103.525810] ffe0: 00000004 bec[ 104.309195] 5fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e6a000 0000000b 00000000 c6788 b6ed04cf b6e567e6 # [ 103[ 104.320236] 5fc0: 0000000b 0000000b b6fb1e00 00000004 00000001 00000000 00020000 be90da54 .530870] Code: 00000000 c5b9e0c0 [ 104.331272] 5fe0: 00000004 be90d788 b6f1c4cf b6ea27e6 800e0030 00000001 00000000 00000000 c5b9e180 c5b9e240 (e1a0c00d) # [ 104.342300] Backtrace: [ 103.536974] ---[ end trace dfc[ 104.347634] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) b905fa2d201c4 ]--- # EXEC_DATA: [ 104.358751] r7:c6ea5f60 r6:0000000b r5:c6cbe000 r4:c6ea4000 missing 'call trace:': [FAIL] no[ 104.367287] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) t ok 30 selftests: lkdtm: E[X E C04.378302] r4:00000020 _DATA.sh # exit=1 # selftests: l[ 104.383371] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) kdtm: EXEC_STACK.sh [ 104.394238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.403965] r9:c6ea5f60 r8:c530cd80 r7:0000000b r6:b6e6a000 r5:c5801540 r4:c0c2f3f8 [ 104.411749] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.419610] r9:c07f601c r8:c6ea5f60 r7:c2816000 r6:b6e6a000 r5:c5801540 r4:00000000 [ 104.427388] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.434557] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c6ea4000 r5:c5801540 [ 104.442410] r4:c5801540 [ 104.444977] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.452145] r9:c6ea4000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:0000000b r4:0000000b [ 104.459923] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.467515] Exception stack(0xc6ea5fa8 to 0xc6ea5ff0) [ 104.472597] 5fa0: 0000000b 0000000b 00000001 b6e6a000 0000000b 00000000 [ 104.480807] 5fc0: 0000000b 0000000b b6fb1e00 00000004 00000001 00000000 00020000 be90da54 [ 104.489010] 5fe0: 00000004 be90d788 b6f1c4cf b6ea27e6 [ 104.494094] Code: c6ea5e08 c138c684 c138c444 c6ea5e6c (e1a0c00d) [ 104.500223] ---[ end trace dfcb905fa2d201c5 ]--- # Segmentation fault # [ 103.955817] lkdtm: Performing direct entry EXEC_STACK # [ 103.963306] lkdtm: attempting ok execution at c0c2fd88 # [ 103.970624] lkdtm: attempting bad execution at c6ea5e0c # [ 103.978615] 8<--- cut here --- # [ 103.984461] Unable to handle kernel paging request at virtual address c6ea5e0c # [ 103.993861] pgd = d603d9dc # [ 103.999258] [c6ea5e0c] *pgd=16e1141e(bad) # [ 104.006139] Internal error: Oops: 8000000d [#4] SMP ARM # [ 104.014224] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 104.045932] CPU: 2 PID: 1855 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 104.056528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.065578] PC is at 0xc6ea5e0c # [ 104.071593] LR is at execute_location+0xa4/0xb4 # [ 104.078975] pc : [] lr : [] psr: 600e0013 # [ 104.087928] sp : c6ea5de8 ip : c6ea5cf0 fp : c6ea5e04 # [ 104.095496] r10: 0000000b r9 : c1ad0bb0 r8 : c15e8634 # [ 104.103151] r7 : c6ea5f60 r6 : 00000001 r5 : c6ea5e0c r4 : c0c2fd88 # [ 104.112278] r3 : 4b3fb2a9 r2 : 4b3fb2a9 r1 : ef7ab5e0 r0 : 0000002b # [ 104.121152] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.130974] Control: 10c5387d Table: 16b4004a DAC: 00000051 # [ 104.139324] Process cat (pid: 1855, stack limit = 0x707977e8) # [ 104.147758] Stack: (0xc6ea5de8 to 0xc6ea6000) # [ 104.154642] 5de0: c6ea4000 c6cbe000 0000000b c6ea5f60 c6ea5e64 c6ea5e08 # [ 104.165682] 5e00: c138c684 c138c444 c6ea5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 104.176723] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 104.187763] 5e40: e3a02040 e3a01d33 e5930018 4b3fb2a9 0000000b 00000020 c6ea5e74 c6ea5e68 # [ 104.198802] 5e60: c0c2f018 c138c658 c6ea5e9c c6ea5e78 c0c2f518 c0c2eff8 c0c2f3f8 c5801540 # [ 104.209840] 5e80: b6e6a000 0000000b c530cd80 c6ea5f60 c6ea5ec4 c6ea5ea0 c07f6080 c0c2f404 # [ 104.220880] 5ea0: 00000000 c5801540 b6e6a000 c2816000 c6ea5f60 c07f601c c6ea5f5c c6ea5ec8 # [ 104.231920] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6ea4000 # [ 104.242958] 5ee0: b6e6a000 00020000 00000004 0000000b 0001fff5 c6ea5ee0 00000001 b6e69000 # [ 104.253996] 5f00: c42aba40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.265040] 5f20: 00000000 00000000 c13a1c60 4b3fb2a9 c205cf20 c5801540 c5801540 c6ea4000 # [ 104.276078] 5f40: b6e6a000 00000000 00000000 00000004 c6ea5f94 c6ea5f60 c0599194 c0598b00 # [ 104.287118] 5f60: 00000000 00000000 c6ea5fac 4b3fb2a9 0000000b 0000000b b6fb1e00 00000004 # [ 104.298157] 5f80: c03002e4 c6ea4000 c6ea5fa4 c6ea5f98 c0599224 c059912c 00000000 c6ea5fa8 # [ 104.309195] 5fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e6a000 0000000b 00000000 # [ 104.320236] 5fc0: 0000000b 0000000b b6fb1e00 00000004 00000001 00000000 00020000 be90da54 # [ 104.331272] 5fe0: 00000004 be90d788 b6f1c4cf b6ea27e6 800e0030 00000001 00000000 00000000 # [ 104.342300] Backtrace: # [ 104.347634] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 104.358751] r7:c6ea5f60 r6:0000000b r5:c6cbe000 r4:c6ea4000 # [ 104.367287] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.378302] r4:00000020 # [ 104.383371] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.394238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.403965] r9:c6ea5f60 r8:c530cd80 r7:0000000b r6:b6e6a000 r5:c5801540 r4:c0c2f3f8 # [ 104.411749] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.419610] r9:c07f601c r8:c6ea5f60 r7:c2816000 r6:b6e6a000 r5:c5801540 r4:00000000 # [ 104.427388[ 104.950080] lkdtm: Performing direct entry EXEC_KMALLOC ] [] (vfs_write) from [[ 104.957043] lkdtm: attempting ok execution at c0c2fd88 ] (ksys_write+0x74/[0 x104.964969] lkdtm: attempting bad execution at c417b740 ec) # [ 104.434557] r10:000000[ 104.972917] 8<--- cut here --- 04 r9:00000000 r[8 : 0100040.09078718] Unable to handle kernel paging request at virtual address c417b740 0 r7:b6e6[a 0 0100 4r.69:8c860e2a] pgd = ccdc8f57 4000 r5:c5801540 # [ 104.44[2 4104.992465] [c417b740] *pgd=1401141e(bad) 10] r4:c5801540 [ # 10[4 . 9199081] Internal error: Oops: 8000000d [#5] SMP ARM 4.444977] [] (ksys_writ[ 105.006383] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 e) from [][ ( s1y0s5_.038090] CPU: 1 PID: 1934 Comm: cat Tainted: G D W 5.10.153-cip19 #1 rite+0x18[/ 0 x110c5). 0 4#8 0[8 ] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 104.452145] r9[: c 61e0a54.00056349] PC is at 0xc417b740 r8:c03002e4 r7:00000004 [r 6 :1b5.061577] LR is at execute_location+0xa4/0xb4 6fb1e00 r[5 : 0100050.000608b5 26] pc : [] lr : [] psr: 600e0013 4:0000000[b 1#0 5[. 0 7160542.] sp : c69afe30 ip : c69afd38 fp : c69afe4c 459923] [[ < 1c0055.90982304c8>6] r10: 0000000d r9 : c1ad0bbc r8 : c15e8634 (sys_wr[i t e1)0 5f.r0o9m0 3[5<9] r7 : c69aff60 r6 : 00000001 r5 : c417b740 r4 : c0c2fd88 03000c0>[] (1r0e5t._0f9a8s6t2_0] r3 : 1d81c3e3 r2 : 1d81c3e3 r1 : ef7965e0 r0 : 0000002b yscall+0x0/0[ x 2180)5 . 1#0 6[8 4] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 104.467515[] E1x0c5e.p1t1i5o8n1] Control: 10c5387d Table: 16ea004a DAC: 00000051 stack(0xc6ea5[f a 81 0t5o. 102x3407] Process cat (pid: 1934, stack limit = 0x79afdef2) 6ea5ff0) [# [1 0 51.0143.141746] Stack: (0xc69afe30 to 0xc69b0000) 597] 5fa0: [ 1 0 5 . 1 3 329] fe20: c417b740 c4685000 0000000d c69aff60 0000000b 0[0 0 0100050.b1 40500] fe40: c69afe64 c69afe50 c0c2fdd8 c138c444 00000021 c4685000 c69afe74 c69afe68 0000001 b6e6a[0 0 01 0050.010507071] fe60: c0c2f018 c0c2fdac c69afe9c c69afe78 c0c2f518 c0c2eff8 c0c2f3f8 c6a83900 0b 00000000 #[ [ 1 0150.41.647755] fe80: b6ddf000 0000000d c530cd80 c69aff60 c69afec4 c69afea0 c07f6080 c0c2f404 0807] 5fc0: 0000[0 0 01b0 50.01077927] fea0: 00000000 c6a83900 b6ddf000 c2816000 c69aff60 c07f601c c69aff5c c69afec8 000b b6fb1e00 0[0 0 0100050.41 80186] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c5cd7a24 c0599194 c69ae000 0000001 00000000[ 0 0100250.01098359] fee0: b6ddf000 00020000 00000004 0000000d 0001fff3 c69afee0 00000001 00000805 be90da54 #[ [ 1 0150.42.0488615] ff00: c5801040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 010] 5fe0: 000000[0 4 1b0e59.02d8700] ff20: 00000000 00000000 c69ae000 1d81c3e3 b6dde000 c6a83900 c6a83900 c69ae000 788 b6f1c4cf b[6 e a12075e.62 2 8957] ff40: b6ddf000 00000000 00000000 00000004 c69aff94 c69aff60 c0599194 c0598b00 [ 104.494094[] C1o0d5e.:2 3c9130] ff60: 00000000 00000000 c69affac 1d81c3e3 0000000d 0000000d b6f26e00 00000004 ea5e08 c138c6[8 4 1c0153.82c449401] ff80: c03002e4 c69ae000 c69affa4 c69aff98 c0599224 c059912c 00000000 c69affa8 4 c6ea5e6c (e1a0[c 0 01d0)5 . 2 59387] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6ddf000 0000000d 00000000 [ 104.500223] [- - -1[0 5e.n2d69646] ffc0: 0000000d 0000000d b6f26e00 00000004 00000001 00000000 00020000 be931a54 trace dfcb905f[a 2 d120051.c257 9903] ffe0: 00000004 be931788 b6e914cf b6e177e6 800e0030 00000001 00000000 00000000 --- # EXEC_[S T A1C0K5:. 2m9i0s069] Backtrace: ing 'call trace:': [FAIL][ n1o5.294437] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) t ok 31 selftests[: l1k0d5t.m3:5297] r7:c69aff60 r6:0000000d r5:c4685000 r4:c417b740 EXEC_STACK.sh # exit=1[ #1 0s.313043] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) elftests: [l k d1t0m5:. 3E2X3E7C25] r5:c4685000 r4:00000021 KMALLOC.sh [ 105.329130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.338177] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.346102] r9:c69aff60 r8:c530cd80 r7:0000000d r6:b6ddf000 r5:c6a83900 r4:c0c2f3f8 [ 105.353860] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.361698] r9:c07f601c r8:c69aff60 r7:c2816000 r6:b6ddf000 r5:c6a83900 r4:00000000 [ 105.369449] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.376592] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69ae000 r5:c6a83900 [ 105.384425] r4:c6a83900 [ 105.386968] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.394110] r9:c69ae000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000000d r4:0000000d [ 105.401864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.409437] Exception stack(0xc69affa8 to 0xc69afff0) [ 105.414496] ffa0: 0000000d 0000000d 00000001 b6ddf000 0000000d 00000000 [ 105.422681] ffc0: 0000000d 0000000d b6f26e00 00000004 00000001 00000000 00020000 be931a54 [ 105.430864] ffe0: 00000004 be931788 b6e914cf b6e177e6 [ 105.435925] Code: 00160017 00000002 00000000 00000000 (e1a0c00d) [ 105.442029] ---[ end trace dfcb905fa2d201c6 ]--- # Segmentation fault # [ 104.950080] lkdtm: Performing direct entry EXEC_KMALLOC # [ 104.957043] lkdtm: attempting ok execution at c0c2fd88 # [ 104.964969] lkdtm: attempting bad execution at c417b740 # [ 104.972917] 8<--- cut here --- # [ 104.978718] Unable to handle kernel paging request at virtual address c417b740 # [ 104.988021] pgd = ccdc8f57 # [ 104.992465] [c417b740] *pgd=1401141e(bad) # [ 104.999081] Internal error: Oops: 8000000d [#5] SMP ARM # [ 105.006383] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 105.038090] CPU: 1 PID: 1934 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 105.048082] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.056349] PC is at 0xc417b740 # [ 105.061577] LR is at execute_location+0xa4/0xb4 # [ 105.068526] pc : [] lr : [] psr: 600e0013 # [ 105.076527] sp : c69afe30 ip : c69afd38 fp : c69afe4c # [ 105.083486] r10: 0000000d r9 : c1ad0bbc r8 : c15e8634 # [ 105.090359] r7 : c69aff60 r6 : 00000001 r5 : c417b740 r4 : c0c2fd88 # [ 105.098620] r3 : 1d81c3e3 r2 : 1d81c3e3 r1 : ef7965e0 r0 : 0000002b # [ 105.106884] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.115841] Control: 10c5387d Table: 16ea004a DAC: 00000051 # [ 105.123407] Process cat (pid: 1934, stack limit = 0x79afdef2) # [ 105.131146] Stack: (0xc69afe30 to 0xc69b0000) # [ 105.137329] fe20: c417b740 c4685000 0000000d c69aff60 # [ 105.147500] fe40: c69afe64 c69afe50 c0c2fdd8 c138c444 00000021 c4685000 c69afe74 c69afe68 # [ 105.157671] fe60: c0c2f018 c0c2fdac c69afe9c c69afe78 c0c2f518 c0c2eff8 c0c2f3f8 c6a83900 # [ 105.167755] fe80: b6ddf000 0000000d c530cd80 c69aff60 c69afec4 c69afea0 c07f6080 c0c2f404 # [ 105.177927] fea0: 00000000 c6a83900 b6ddf000 c2816000 c69aff60 c07f601c c69aff5c c69afec8 # [ 105.188186] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c5cd7a24 c0599194 c69ae000 # [ 105.198359] fee0: b6ddf000 00020000 00000004 0000000d 0001fff3 c69afee0 00000001 00000805 # [ 105.208615] ff00: c5801040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.218700] ff20: 00000000 00000000 c69ae000 1d81c3e3 b6dde000 c6a83900 c6a83900 c69ae000 # [ 105.228957] ff40: b6ddf000 00000000 00000000 00000004 c69aff94 c69aff60 c0599194 c0598b00 # [ 105.239130] ff60: 00000000 00000000 c69affac 1d81c3e3 0000000d 0000000d b6f26e00 00000004 # [ 105.249301] ff80: c03002e4 c69ae000 c69affa4 c69aff98 c0599224 c059912c 00000000 c69affa8 # [ 105.259387] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6ddf000 0000000d 00000000 # [ 105.269646] ffc0: 0000000d 0000000d b6f26e00 00000004 00000001 00000000 00020000 be931a54 # [ 105.279903] ffe0: 00000004 be931788 b6e914cf b6e177e6 800e0030 00000001 00000000 00000000 # [ 105.290069] Backtrace: # [ 105.294437] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 105.305297] r7:c69aff60 r6:0000000d r5:c4685000 r4:c417b740 # [ 105.313043] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.323725] r5:c4685000 r4:00000021 # [ 105.329130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.338177] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.346102] r9:c69aff6[ 105.851381] lkdtm: Performing direct entry EXEC_VMALLOC 0 r8:c530cd80 r7:0000000d r6:b6dd[ 105.858765] lkdtm: attempting ok execution at c0c2fd88 f000 r5:c6a83900 r4:c0c2f3f8 # [[ 105.866723] lkdtm: attempting bad execution at f096c000 105.353860] [] (full_[ 105.874813] 8<--- cut here --- proxy_write) from [] (v[ 105.880798] Unable to handle kernel paging request at virtual address f096c000 fs_write+0x10c/0x524) # [ 105.3[ 105.892007] pgd = 49f0384d 61698] r9:c07f601c r8:c69aff60 r[ 105.896551] [f096c000] *pgd=1294b811, *pte=49a5765f, *ppte=49a5745f 7:c2816000 r6:b6ddf000 r5:c6a8390[ 105.905692] Internal error: Oops: 8000000f [#6] SMP ARM [ 105.913742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 105.942817] CPU: 0 PID: 2011 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 105.950567] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 105.957107] PC is at 0xf096c000 [ 105.960265] LR is at execute_location+0xa4/0xb4 [ 105.964804] pc : [] lr : [] psr: 600e0013 [ 105.971079] sp : c68cfe30 ip : 00000027 fp : c68cfe4c [ 105.976312] r10: 0000000d r9 : c1ad0bcc r8 : c15e8634 [ 105.981546] r7 : c68cff60 r6 : 00000001 r5 : f096c000 r4 : c0c2fd88 [ 105.988080] r3 : 2cad9fe5 r2 : 2cad9fe5 r1 : ef7815e4 r0 : 0000002b [ 105.994616] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 106.001760] Control: 10c5387d Table: 168e404a DAC: 00000051 [ 106.007514] Process cat (pid: 2011, stack limit = 0xe6211ffb) [ 106.013268] Stack: (0xc68cfe30 to 0xc68d0000) [ 106.017637] fe20: f096c000 c6f27000 0000000d c68cff60 [ 106.025826] fe40: c68cfe64 c68cfe50 c0c2fe0c c138c444 00000022 c6f27000 c68cfe74 c68cfe68 [ 106.034017] fe60: c0c2f018 c0c2fdf0 c68cfe9c c68cfe78 c0c2f518 c0c2eff8 c0c2f3f8 c5f5ba40 [ 106.042206] fe80: b6dfd000 0000000d c530cd80 c68cff60 c68cfec4 c68cfea0 c07f6080 c0c2f404 [ 106.050395] fea0: 00000000 c5f5ba40 b6dfd000 c2816000 c68cff60 c07f601c c68cff5c c68cfec8 [ 106.058583] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c2d6b764 c0599194 c68ce000 [ 106.066772] fee0: b6dfd000 00020000 00000004 0000000d 0001fff3 c68cfee0 00000001 00000805 [ 106.074960] ff00: c6acf540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 106.083149] ff20: 00000000 00000000 c68ce000 2cad9fe5 b6dfc000 c5f5ba40 c5f5ba40 c68ce000 [ 106.091337] ff40: b6dfd000 00000000 00000000 00000004 c68cff94 c68cff60 c0599194 c0598b00 [ 106.099526] ff60: 00000000 00000000 c68cffac 2cad9fe5 0000000d 0000000d b6f44e00 00000004 [ 106.107714] ff80: c03002e4 c68ce000 c68cffa4 c68cff98 c0599224 c059912c 00000000 c68cffa8 [ 106.115903] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6dfd000 0000000d 00000000 [ 106.124093] ffc0: 0000000d 0000000d b6f44e00 00000004 00000001 00000000 00020000 beaa0a54 [ 106.132281] ffe0: 00000004 beaa0788 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 [ 106.140463] Backtrace: [ 106.142935] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 106.151386] r7:c68cff60 r6:0000000d r5:c6f27000 r4:f096c000 [ 106.157066] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.165426] r5:c6f27000 r4:00000022 [ 106.169019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.177043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.184972] r9:c68cff60 r8:c530cd80 r7:0000000d r6:b6dfd000 r5:c5f5ba40 r4:c0c2f3f8 [ 106.192734] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.200578] r9:c07f601c r8:c68cff60 r7:c2816000 r6:b6dfd000 r5:c5f5ba40 r4:00000000 [ 106.208334] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.215482] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c68ce000 r5:c5f5ba40 [ 106.223318] r4:c5f5ba40 [ 106.225865] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.233012] r9:c68ce000 r8:c03002e4 r7:00000004 r6:b6f44e00 r5:0000000d r4:0000000d [ 106.240773] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.248349] Exception stack(0xc68cffa8 to 0xc68cfff0) [ 106.253411] ffa0: 0000000d 0000000d 00000001 b6dfd000 0000000d 00000000 [ 106.261602] ffc0: 0000000d 0000000d b6f44e00 00000004 00000001 00000000 00020000 beaa0a54 [ 106.269788] ffe0: 00000004 beaa0788 b6eaf4cf b6e357e6 [ 106.274857] Code: bad PC value 0 r4:00000000 # [ 105.369449] [[ 106.278005] ---[ end trace dfcb905fa2d201c7 ]--- ] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.376592] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69ae000 r5:c6a83900 # [ 105.384425] r4:c6a83900 # [ 105.386968] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.394110] r9:c69ae000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000000d r4:0000000d # [ 105.401864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.409437] Exception stack(0xc69affa8 to 0xc69afff0) # [ 105.414496] ffa0: 0000000d 0000000d 00000001 b6ddf000 0000000d 00000000 # [ 105.422681] ffc0: 0000000d 0000000d b6f26e00 00000004 00000001 00000000 00020000 be931a54 # [ 105.430864] ffe0: 00000004 be931788 b6e914cf b6e177e6 # [ 105.435925] Code: 00160017 00000002 00000000 00000000 (e1a0c00d) # [ 105.442029] ---[ end trace dfcb905fa2d201c6 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 105.851381] lkdtm: Performing direct entry EXEC_VMALLOC # [ 105.858765] lkdtm: attempting ok execution at c0c2fd88 # [ 105.866723] lkdtm: attempting bad execution at f096c000 # [ 105.874813] 8<--- cut here --- # [ 105.880798] Unable to handle kernel paging request at virtual address f096c000 # [ 105.892007] pgd = 49f0384d # [ 105.896551] [f096c000] *pgd=1294b811, *pte=49a5765f, *ppte=49a5745f # [ 105.905692] Internal error: Oops: 8000000f [#6] SMP ARM # [ 105.913742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 105.942817] CPU: 0 PID: 2011 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 105.950567] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.957107] PC is at 0xf096c000 # [ 105.960265] LR is at execute_location+0xa4/0xb4 # [ 105.964804] pc : [] lr : [] psr: 600e0013 # [ 105.971079] sp : c68cfe30 ip : 00000027 fp : c68cfe4c # [ 105.976312] r10: 0000000d r9 : c1ad0bcc r8 : c15e8634 # [ 105.981546] r7 : c68cff60 r6 : 00000001 r5 : f096c000 r4 : c0c2fd88 # [ 105.988080] r3 : 2cad9fe5 r2 : 2cad9fe5 r1 : ef7815e4 r0 : 0000002b # [ 105.994616] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.001760] Control: 10c5387d Table: 168e404a DAC: 00000051 # [ 106.007514] Process cat (pid: 2011, stack limit = 0xe6211ffb) # [ 106.013268] Stack: (0xc68cfe30 to 0xc68d0000) # [ 106.017637] fe20: f096c000 c6f27000 0000000d c68cff60 # [ 106.025826] fe40: c68cfe64 c68cfe50 c0c2fe0c c138c444 00000022 c6f27000 c68cfe74 c68cfe68 # [ 106.034017] fe60: c0c2f018 c0c2fdf0 c68cfe9c c68cfe78 c0c2f518 c0c2eff8 c0c2f3f8 c5f5ba40 # [ 106.042206] fe80: b6dfd000 0000000d c530cd80 c68cff60 c68cfec4 c68cfea0 c07f6080 c0c2f404 # [ 106.050395] fea0: 00000000 c5f5ba40 b6dfd000 c2816000 c68cff60 c07f601c c68cff5c c68cfec8 # [ 106.058583] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c2d6b764 c0599194 c68ce000 # [ 106.066772] fee0: b6dfd000 00020000 00000004 0000000d 0001fff3 c68cfee0 00000001 00000805 # [ 106.074960] ff00: c6acf540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.083149] ff20: 00000000 00000000 c68ce000 2cad9fe5 b6dfc000 c5f5ba40 c5f5ba40 c68ce000 # [ 106.091337] ff40: b6dfd000 00000000 00000000 00000004 c68cff94 c68cff60 c0599194 c0598b00 # [ 106.099526] ff60: 00000000 00000000 c68cffac 2cad9fe5 0000000d 0000000d b6f44e00 00000004 # [ 106.107714] ff80: c03002e4 c68ce000 c68cffa4 c68cff98 c0599224 c059912c 00000000 c68cffa8 # [ 106.115903] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6dfd000 0000000d 00000000 # [ 106.124093] ffc0: 0000000d 0000000d b6f44e00 00000004 00000001 00000000 00020000 beaa0a54 # [ 106.132281] ffe0: 00000004 beaa0788 b6eaf4cf b6e357e6 800e0030 00000001 00000000 00000000 # [ 106.140463] Backtrace: # [ 106.142935] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 106.151386] r7:c68cff60 r6:0000000d r5:c6f27000 r4:f096c000 # [ 106.157066] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.165426] r5:c6f27000 r4:00000022 # [ 106.169019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.177043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.184972] r9:c68cff60 r8:c530cd80 r7:0000000d r6:b6dfd000 r5:c5f5ba40 r4:c0c2f3f8 # [ 106.192734] [] (full_proxy_wr[ 106.734555] lkdtm: Performing direct entry EXEC_RODATA ite) from [] (vfs_write[ 106.740189] lkdtm: attempting ok execution at c0c2fd88 +0x10c/0x524) # [ 106.200578] [ 106.748145] lkdtm: attempting bad execution at c15e88d0 r9:c07f601c r8:c68cff60 r7:c28160[ 106.756230] 8<--- cut here --- 00 r6:b6d[f d 010006 .r756:2c150f] Unable to handle kernel paging request at virtual address c15e88d0 5ba40 r4:00[0 0 010060.07 7 1#0 65] pgd = 34992e50 106.208334] [0]6 775593] [c15e88d0] *pgd=1141941e(bad) (vfs_write) from [] (ksys_write+0x74/0xec) # [ 1[ 106.789343] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 06.215482] r10[: 0 0100060.08024045] CPU: 3 PID: 2088 Comm: cat Tainted: G D W 5.10.153-cip19 #1 r9:00000[ 0 0100 6r.88:300070707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000 r7:b6dfd000 r6:c68ce[0 0 01 06.839050] PC is at lkdtm_rodata_do_nothing+0x0/0x10 5:c5f5ba40 # [ 10[6 . 212063.3846527] LR is at execute_location+0xa4/0xb4 8] r4:c5f5ba[4 0 1 0#6 .[8 5 3122] pc : [] lr : [] psr: 600e0013 06.22586[5 ] 1[0<6c.085691931925] sp : c6ecbe38 ip : c6ecbd40 fp : c6ecbe54 >] (ksys[_ w r1i0t6e.)8 6f8r3o5m3] r10: 0000000c r9 : c1ad0bdc r8 : c15e8634 [[] (1s0y6s._8w7r5i3t3] r7 : c6ecbf60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fd88 e+0x18/0x[1 c )1 0 6#. 8[8 3 6160] r3 : 8d9c3d06 r2 : 8d9c3d06 r1 : ef7c05e0 r0 : 0000002b 6.233012] r9[: c 61806c.e809010925] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r8:c03002e4[ r 71:0060.0900000906] Control: 10c5387d Table: 16e7004a DAC: 00000051 4 r6:b6f44e0[0 r150:60.0900080534] Process cat (pid: 2088, stack limit = 0x4f79cf4e) 0d r4:0000000[d 1#0 6[. 9 116089] Stack: (0xc6ecbe38 to 0xc6ecc000) 6.240773] [6]. 9(22453] be20: 00000023 c468e000 ys_write) from [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) d PC value # [ [ 1 0160.72.70890765] r7:c6ecbf60 r6:0000000c r5:c468e000 r4:00000023 05] ---[ end trace dfcb905fa2[d 2107.098515] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) 01c7 ]--- # EXEC_VMALL[O C :1 0m.109376] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) issing 'call trace:': [FA[I L ]1 7.119722] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) not ok 33 sel[f t e1s0t7s.:1 3l0060] r9:c6ecbf60 r8:c530cd80 r7:0000000c r6:b6dc9000 r5:c4202140 r4:c0c2f3f8 dtm: EXEC_VMALLOC.sh # e[x i t1=07.139803] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # selftests: lkdt[m : 1E0X7E.C50057] r9:c07f601c r8:c6ecbf60 r7:c2816000 r6:b6dc9000 r5:c4202140 r4:00000000 _RODATA.sh [ 107.159966] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.168139] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c6eca000 r5:c4202140 [ 107.175973] r4:c4202140 [ 107.178517] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.185661] r9:c6eca000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:0000000c r4:0000000c [ 107.193414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.200987] Exception stack(0xc6ecbfa8 to 0xc6ecbff0) [ 107.206047] bfa0: 0000000c 0000000c 00000001 b6dc9000 0000000c 00000000 [ 107.214232] bfc0: 0000000c 0000000c b6f10e00 00000004 00000001 00000000 00020000 be8c9a54 [ 107.222415] bfe0: 00000004 be8c9788 b6e7b4cf b6e017e6 [ 107.227475] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 107.233578] ---[ end trace dfcb905fa2d201c8 ]--- # Segmentation fault # [ 106.734555] lkdtm: Performing direct entry EXEC_RODATA # [ 106.740189] lkdtm: attempting ok execution at c0c2fd88 # [ 106.748145] lkdtm: attempting bad execution at c15e88d0 # [ 106.756230] 8<--- cut here --- # [ 106.762105] Unable to handle kernel paging request at virtual address c15e88d0 # [ 106.771065] pgd = 34992e50 # [ 106.775593] [c15e88d0] *pgd=1141941e(bad) # [ 106.781867] Internal error: Oops: 8000000d [#7] SMP ARM # [ 106.789343] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 106.821045] CPU: 3 PID: 2088 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 106.830777] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.839050] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 106.846527] LR is at execute_location+0xa4/0xb4 # [ 106.853222] pc : [] lr : [] psr: 600e0013 # [ 106.861395] sp : c6ecbe38 ip : c6ecbd40 fp : c6ecbe54 # [ 106.868353] r10: 0000000c r9 : c1ad0bdc r8 : c15e8634 # [ 106.875313] r7 : c6ecbf60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fd88 # [ 106.883662] r3 : 8d9c3d06 r2 : 8d9c3d06 r1 : ef7c05e0 r0 : 0000002b # [ 106.891925] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.900966] Control: 10c5387d Table: 16e7004a DAC: 00000051 # [ 106.908534] Process cat (pid: 2088, stack limit = 0x4f79cf4e) # [ 106.916189] Stack: (0xc6ecbe38 to 0xc6ecc000) # [ 106.922453] be20: 00000023 c468e000 # [ 106.932714] be40: 0000000c c6ecbf60 c6ecbe64 c6ecbe58 c138c6c4 c138c444 c6ecbe74 c6ecbe68 # [ 106.943057] be60: c0c2f018 c138c6ac c6ecbe9c c6ecbe78 c0c2f518 c0c2eff8 c0c2f3f8 c4202140 # [ 106.953228] be80: b6dc9000 0000000c c530cd80 c6ecbf60 c6ecbec4 c6ecbea0 c07f6080 c0c2f404 # [ 106.963400] bea0: 00000000 c4202140 b6dc9000 c2816000 c6ecbf60 c07f601c c6ecbf5c c6ecbec8 # [ 106.973657] bec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6eca000 # [ 106.983827] bee0: b6dc9000 00020000 00000004 0000000c 0001fff4 c6ecbee0 00000001 b6dc8000 # [ 106.994000] bf00: c42a8500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.004172] bf20: 00000000 00000000 c13a1c60 8d9c3d06 c205cf20 c4202140 c4202140 c6eca000 # [ 107.014430] bf40: b6dc9000 00000000 00000000 00000004 c6ecbf94 c6ecbf60 c0599194 c0598b00 # [ 107.024687] bf60: 00000000 00000000 c6ecbfac 8d9c3d06 0000000c 0000000c b6f10e00 00000004 # [ 107.034859] bf80: c03002e4 c6eca000 c6ecbfa4 c6ecbf98 c0599224 c059912c 00000000 c6ecbfa8 # [ 107.045028] bfa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6dc9000 0000000c 00000000 # [ 107.055201] bfc0: 0000000c 0000000c b6f10e00 00000004 00000001 00000000 00020000 be8c9a54 # [ 107.065371] bfe0: 00000004 be8c9788 b6e7b4cf b6e017e6 800e0030 00000001 00000000 00000000 # [ 107.075452] Backtrace: # [ 107.079991] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 107.090765] r7:c6ecbf60 r6:0000000c r5:c468e000 r4:00000023 # [ 107.098515] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.109376] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18[ 107.629304] lkdtm: Performing direct entry EXEC_USERSPACE c) # [ 107.119722] [][ 107.637049] lkdtm: attempting ok execution at c0c2fd88 (direct_entry) from [][ 107.644988] lkdtm: attempting bad execution at b6f34000 (full_proxy_write+0x64/0x94) # [ 107.652992] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f34000 [ 107.130060] r9:c6ecbf60 r8:c5[ 107.662938] Internal error: : b [#8] SMP ARM 30cd80 r7:0000000c r6:b6dc9000 r5[ 107.670054] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 :c4202140 r4:c0c2f3f8 # [ [ 1 007.701768] CPU: 3 PID: 2164 Comm: cat Tainted: G D W 5.10.153-cip19 #1 7.139803] [ ] 10(7f.u12029] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ll_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.726326] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 107.150057] r9:c07f6[0 1 c1 0r.733981] pc : [] lr : [] psr: 600e0013 8:c6ecbf60 r7:[c 2 8110670.0704 2591] sp : c6ab1e48 ip : c6ab1d50 fp : c6ab1e64 6:b6dc9000 r5[: c 4120072.174409 21] r10: 0000000f r9 : c1ad0be8 r8 : c15e8634 r4:00000000 # [ [ 1 01077..17556966] r7 : c6ab1f60 r6 : 0000000f r5 : c457e000 r4 : b6f34000 966] [] ([v f s1_0w7r.i65585] r3 : ed5c0d2e r2 : ed5c0d2e r1 : ef7c05e0 r0 : 0000002b te) from [] (k[s y s1_07.774290] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none rite+0x74/0xec) #[ [ 1 0170.7783858] Control: 10c5387d Table: 16f0404a DAC: 00000051 168139] r10:00000004 r[9 : 01000.791784] Process cat (pid: 2164, stack limit = 0x198af1df) 00000 r8:0000000[0 r170:7b.67d99877] Stack: (0xc6ab1e48 to 0xc6ab2000) 9000 r6:c6eca000 r5:c4202140 # [ 107.806338] 1e40: 00000001 00000000 0000000f 00000024 c6ab1e74 c6ab1e68 107.175973] r4:c4202140 #[ [107.817297] 1e60: c0c2f018 c0c2fe24 c6ab1e9c c6ab1e78 c0c2f518 c0c2eff8 c0c2f3f8 c6ace8c0 107.178517] [] (k[s y107.828084] 1e80: b6dee000 0000000f c530cd80 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f6080 c0c2f404 s_write) from [] [( s y07.838871] 1ea0: 00000000 c6ace8c0 b6dee000 c2816000 c6ab1f60 c07f601c c6ab1f5c c6ab1ec8 s_write+0x18/0x1c) # [ 107.1[8 107.849573] 1ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c41690e4 c0599194 c6ab0000 661] r9:c6eca000 r8:c03002e[4 107.860447] 1ee0: b6dee000 00020000 00000004 0000000f 0001fff1 c6ab1ee0 00000001 00000805 7:00000004 r6:b6f10e00 r5:00[0 0 107.871233] 1f00: c5800500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00c r4:0000000c # [ 107.19[3 4 107.882023] 1f20: 00000000 00000000 c6ab0000 ed5c0d2e b6ded000 c6ace8c0 c6ace8c0 c6ab0000 4] [] (sys_write) fr[o 107.892811] 1f40: b6dee000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0599194 c0598b00 [] (ret_fast_sy[s c1a7.903684] 1f60: 00000000 00000000 c6ab1fac ed5c0d2e 0000000f 0000000f b6f35e00 00000004 ll+0x0/0x28) # [ 107.200987] [E 107.914300] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c0599224 c059912c 00000000 c6ab1fa8 xception stack(0xc6ecbfa8 to[ 0 107.925173] 1fa0: c03000c0 c0599218 0000000f 0000000f 00000001 b6dee000 0000000f 00000000 c6ecbff0) # [ 107.206047[] b107.935961] 1fc0: 0000000f 0000000f b6f35e00 00000004 00000001 00000000 00020000 beffca54 a0: 0000000c[ 107.946664] 1fe0: 00000004 beffc788 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000 000000c 00000001 b6dc9000 0[0 0 007.957523] Backtrace: 000c 00000000 # [ 107.214232] b[ 107.962528] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) fc0: 0000000c 000000[0 c 1b067f.973894] r4:00000024 0e00 00000004 00000001 00000000 0[ 107.978715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0020000 be8c9a54 # [ 107.222415[ 107.989590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ] bfe0: 00000004 be8c9788 b6[e 7 108.000362] r9:c6ab1f60 r8:c530cd80 r7:0000000f r6:b6dee000 r5:c6ace8c0 r4:c0c2f3f8 4cf b6e017e6 # [ 107.227475] Co[ 108.010726] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) de: 5f727563 6e756f63 000000[7 4 108.021419] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6dee000 r5:c6ace8c0 r4:00000000 aa55aa55 (e1a0c00d) # [ 107.[2 108.031776] [] (vfs_write) from [] (ksys_write+0x74/0xec) 33578] ---[ end trace dfcb905[f a108.041605] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6ab0000 r5:c6ace8c0 2d201c8 ]--- #[ E X1E0C8_.R0O5D036] r4:c6ace8c0 ATA: missing 'call trace:': [FAIL 108.056587] [] (ksys_write) from [] (sys_write+0x18/0x1c) ] not ok 34 selftests: lkdtm: [E 108.066506] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:0000000f r4:0000000f XEC_RODATA.sh # exit=1 # selftes[ 108.076950] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ts: lkdtm: EXEC_U[S E R1S0P8A.C0E7376] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) .sh [ 108.094526] 1fa0: 0000000f 0000000f 00000001 b6dee000 0000000f 00000000 [ 108.103142] 1fc0: 0000000f 0000000f b6f35e00 00000004 00000001 00000000 00020000 beffca54 [ 108.111345] 1fe0: 00000004 beffc788 b6ea04cf b6e267e6 [ 108.116430] Code: bad PC value [ 108.119521] ---[ end trace dfcb905fa2d201c9 ]--- # Segmentation fault # [ 107.629304] lkdtm: Performing direct entry EXEC_USERSPACE # [ 107.637049] lkdtm: attempting ok execution at c0c2fd88 # [ 107.644988] lkdtm: attempting bad execution at b6f34000 # [ 107.652992] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f34000 # [ 107.662938] Internal error: : b [#8] SMP ARM # [ 107.670054] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 107.701768] CPU: 3 PID: 2164 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 107.712029] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.720741] PC is at 0xb6f34000 # [ 107.726326] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 107.733981] pc : [] lr : [] psr: 600e0013 # [ 107.742591] sp : c6ab1e48 ip : c6ab1d50 fp : c6ab1e64 # [ 107.749821] r10: 0000000f r9 : c1ad0be8 r8 : c15e8634 # [ 107.756966] r7 : c6ab1f60 r6 : 0000000f r5 : c457e000 r4 : b6f34000 # [ 107.765585] r3 : ed5c0d2e r2 : ed5c0d2e r1 : ef7c05e0 r0 : 0000002b # [ 107.774290] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.783858] Control: 10c5387d Table: 16f0404a DAC: 00000051 # [ 107.791784] Process cat (pid: 2164, stack limit = 0x198af1df) # [ 107.799877] Stack: (0xc6ab1e48 to 0xc6ab2000) # [ 107.806338] 1e40: 00000001 00000000 0000000f 00000024 c6ab1e74 c6ab1e68 # [ 107.817297] 1e60: c0c2f018 c0c2fe24 c6ab1e9c c6ab1e78 c0c2f518 c0c2eff8 c0c2f3f8 c6ace8c0 # [ 107.828084] 1e80: b6dee000 0000000f c530cd80 c6ab1f60 c6ab1ec4 c6ab1ea0 c07f6080 c0c2f404 # [ 107.838871] 1ea0: 00000000 c6ace8c0 b6dee000 c2816000 c6ab1f60 c07f601c c6ab1f5c c6ab1ec8 # [ 107.849573] 1ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c41690e4 c0599194 c6ab0000 # [ 107.860447] 1ee0: b6dee000 00020000 00000004 0000000f 0001fff1 c6ab1ee0 00000001 00000805 # [ 107.871233] 1f00: c5800500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.882023] 1f20: 00000000 00000000 c6ab0000 ed5c0d2e b6ded000 c6ace8c0 c6ace8c0 c6ab0000 # [ 107.892811] 1f40: b6dee000 00000000 00000000 00000004 c6ab1f94 c6ab1f60 c0599194 c0598b00 # [ 107.903684] 1f60: 00000000 00000000 c6ab1fac ed5c0d2e 0000000f 0000000f b6f35e00 00000004 # [ 107.914300] 1f80: c03002e4 c6ab0000 c6ab1fa4 c6ab1f98 c0599224 c059912c 00000000 c6ab1fa8 # [ 107.925173] 1fa0: c03000c0 c0599218 0000000f 0000000f 00000001 b6dee000 0000000f 00000000 # [ 107.935961] 1fc0: 0000000f 0000000f b6f35e00 00000004 00000001 00000000 00020000 beffca54 # [ 107.946664] 1fe0: 00000004 beffc788 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000 # [ 107.957523] Backtrace: # [ 107.962528] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.973894] r4:00000024 # [ 107.978715] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.989590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.000362] r9:c6ab1f60 r8:c530cd80 r7:0000000f r6:b6dee000 r5:c6ace8c0 r4:c0c2f3f8 # [ 108.010726] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.021419] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6dee000 r5:c6ace8c0 r4:00000000 # [ 108.031776] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.041605] r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6ab0000 r5:c6ace8c0 # [ 108.052036] r4:c6ace8c0 # [ 108.056587] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.066506] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:0000000f r4:0000000f # [ 108.076950] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.087376] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ [ 108.552103] lkdtm: Performing direct entry EXEC_NULL 108.094526] 1fa0: [ 108.558734] lkdtm: attempting ok execution at c0c2fd88 0000000f 0000000f 00000001 b6d[ 108.566814] lkdtm: attempting bad execution at 00000000 ee000 0000000f 00000000 # [ 108[ 108.574790] 8<--- cut here --- .103142] 1fc0: 0000000f 0000000f [ 108.580761] Unable to handle kernel NULL pointer dereference at virtual address 00000000 b6f35e00 00000004 00000001 000000[ 108.591771] pgd = ea39ce0b 00 00020000 beffca54 # [ 108.11[ 108.597265] [00000000] *pgd=00000000 1345] 1fe0: 00000004 beffc788 b6e[ 108.603692] Internal error: Oops: 80000005 [#9] SMP ARM a04cf b6e267e6 # [ 108.116430] [ 108.611749] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 Code: bad PC value[ #1 0[8 . 643453] CPU: 2 PID: 2235 Comm: cat Tainted: G D W 5.10.153-cip19 #1 08.119521][ - -1-0[8 .e6n5d3 3t59] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ace dfcb905fa2d[2 0 11c089. 6]6-1712] PC is at 0x0 - # EXEC_USERSPACE: mi[s s i1n08.666247] LR is at execute_location+0xa4/0xb4 'call trace[: ' :1 0[8F.A6I7L3]112] pc : [<00000000>] lr : [] psr: 600e0013 not ok 35[ s e1l0f8t.e6s8t1s2:85] sp : c6cd9e38 ip : 00000027 fp : c6cd9e54 lkdtm: E[X E C1_0U8S.E6R8S8P33A0C r10: 0000000a r9 : c1ad0bf8 r8 : c15e8634 E.sh # exit[= 1 1 0#8 .s6e9l5f2t4] r7 : c6cd9f60 r6 : 00000000 r5 : 00000000 r4 : c0c2fd88 ests: lk[ d t1m0:8 .E7X0E3C5_5N0U r3 : dda8ec63 r2 : dda8ec63 r1 : ef7ab5e4 r0 : 0000002b LL.sh [ 108.711727] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.719467] Control: 10c5387d Table: 16e6404a DAC: 00000051 [ 108.725219] Process cat (pid: 2235, stack limit = 0x8cd64fba) [ 108.730972] Stack: (0xc6cd9e38 to 0xc6cda000) [ 108.735337] 9e20: 00000025 c5871000 [ 108.743523] 9e40: 0000000a c6cd9f60 c6cd9e64 c6cd9e58 c138c6e8 c138c444 c6cd9e74 c6cd9e68 [ 108.751709] 9e60: c0c2f018 c138c6d4 c6cd9e9c c6cd9e78 c0c2f518 c0c2eff8 c0c2f3f8 c6928640 [ 108.759894] 9e80: b6e97000 0000000a c530cd80 c6cd9f60 c6cd9ec4 c6cd9ea0 c07f6080 c0c2f404 [ 108.768081] 9ea0: 00000000 c6928640 b6e97000 c2816000 c6cd9f60 c07f601c c6cd9f5c c6cd9ec8 [ 108.776267] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6cd8000 [ 108.784452] 9ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6cd9ee0 00000001 b6e96000 [ 108.792636] 9f00: c6acf2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.800823] 9f20: 00000000 00000000 c13a1c60 dda8ec63 c205cf20 c6928640 c6928640 c6cd8000 [ 108.809009] 9f40: b6e97000 00000000 00000000 00000004 c6cd9f94 c6cd9f60 c0599194 c0598b00 [ 108.817195] 9f60: 00000000 00000000 c6cd9fac dda8ec63 0000000a 0000000a b6fdee00 00000004 [ 108.825379] 9f80: c03002e4 c6cd8000 c6cd9fa4 c6cd9f98 c0599224 c059912c 00000000 c6cd9fa8 [ 108.833562] 9fa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e97000 0000000a 00000000 [ 108.841747] 9fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 be9b3a54 [ 108.849932] 9fe0: 00000004 be9b3788 b6f494cf b6ecf7e6 800e0030 00000001 00000000 00000000 [ 108.858111] Backtrace: [ 108.860578] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 108.868764] r7:c6cd9f60 r6:0000000a r5:c5871000 r4:00000025 [ 108.874441] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.882544] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.890563] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.898490] r9:c6cd9f60 r8:c530cd80 r7:0000000a r6:b6e97000 r5:c6928640 r4:c0c2f3f8 [ 108.906246] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.914085] r9:c07f601c r8:c6cd9f60 r7:c2816000 r6:b6e97000 r5:c6928640 r4:00000000 [ 108.921837] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.928981] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6cd8000 r5:c6928640 [ 108.936815] r4:c6928640 [ 108.939360] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.946505] r9:c6cd8000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000a r4:0000000a [ 108.954260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.961835] Exception stack(0xc6cd9fa8 to 0xc6cd9ff0) [ 108.966896] 9fa0: 0000000a 0000000a 00000001 b6e97000 0000000a 00000000 [ 108.975082] 9fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 be9b3a54 [ 108.983265] 9fe0: 00000004 be9b3788 b6f494cf b6ecf7e6 [ 108.988330] Code: bad PC value [ 108.991465] ---[ end trace dfcb905fa2d201ca ]--- # Segmentation fault # [ 108.552103] lkdtm: Performing direct entry EXEC_NULL # [ 108.558734] lkdtm: attempting ok execution at c0c2fd88 # [ 108.566814] lkdtm: attempting bad execution at 00000000 # [ 108.574790] 8<--- cut here --- # [ 108.580761] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 108.591771] pgd = ea39ce0b # [ 108.597265] [00000000] *pgd=00000000 # [ 108.603692] Internal error: Oops: 80000005 [#9] SMP ARM # [ 108.611749] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 108.643453] CPU: 2 PID: 2235 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 108.653359] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.661712] PC is at 0x0 # [ 108.666247] LR is at execute_location+0xa4/0xb4 # [ 108.673112] pc : [<00000000>] lr : [] psr: 600e0013 # [ 108.681285] sp : c6cd9e38 ip : 00000027 fp : c6cd9e54 # [ 108.688330] r10: 0000000a r9 : c1ad0bf8 r8 : c15e8634 # [ 108.695204] r7 : c6cd9f60 r6 : 00000000 r5 : 00000000 r4 : c0c2fd88 # [ 108.703550] r3 : dda8ec63 r2 : dda8ec63 r1 : ef7ab5e4 r0 : 0000002b # [ 108.711727] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.719467] Control: 10c5387d Table: 16e6404a DAC: 00000051 # [ 108.725219] Process cat (pid: 2235, stack limit = 0x8cd64fba) # [ 108.730972] Stack: (0xc6cd9e38 to 0xc6cda000) # [ 108.735337] 9e20: 00000025 c5871000 # [ 108.743523] 9e40: 0000000a c6cd9f60 c6cd9e64 c6cd9e58 c138c6e8 c138c444 c6cd9e74 c6cd9e68 # [ 108.751709] 9e60: c0c2f018 c138c6d4 c6cd9e9c c6cd9e78 c0c2f518 c0c2eff8 c0c2f3f8 c6928640 # [ 108.759894] 9e80: b6e97000 0000000a c530cd80 c6cd9f60 c6cd9ec4 c6cd9ea0 c07f6080 c0c2f404 # [ 108.768081] 9ea0: 00000000 c6928640 b6e97000 c2816000 c6cd9f60 c07f601c c6cd9f5c c6cd9ec8 # [ 108.776267] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6cd8000 # [ 108.784452] 9ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6cd9ee0 00000001 b6e96000 # [ 108.792636] 9f00: c6acf2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.800823] 9f20: 00000000 00000000 c13a1c60 dda8ec63 c205cf20 c6928640 c6928640 c6cd8000 # [ 108.809009] 9f40: b6e97000 00000000 00000000 00000004 c6cd9f94 c6cd9f60 c0599194 c0598b00 # [ 108.817195] 9f60: 00000000 00000000 c6cd9fac dda8ec63 0000000a 0000000a b6fdee00 00000004 # [ 108.825379] 9f80: c03002e4 c6cd8000 c6cd9fa4 c6cd9f98 c0599224 c059912c 00000000 c6cd9fa8 # [ 108.833562] 9fa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e97000 0000000a 00000000 # [ 108.841747] 9fc0: 0000000a 0000000a b6fdee00 00000004 00000001 00000000 00020000 be9b3a54 # [ 108.849932] 9fe0: 00000004 be9b3788 b6f494cf b6ecf7e6 800e0030 00000001 00000000 00000000 # [ 108.858111] Backtrace: # [ 108.860578] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 108.868764] r7:c6cd9f60 r6:0000000a r5:c5871000 r4:00000025 # [ 108.874441] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.882544] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.890563] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.898490] r9:c6cd9f60 r8:c530cd80 r7:00[ 109.402886] lkdtm: Performing direct entry ACCESS_USERSPACE 00000a r6:b6e97000 r5:c6928640 r4[ 109.409910] lkdtm: attempting bad read at b6f85000 :c0c2f3f8 # [ 108.906246] [] (full_proxy[_ w r1i0t9e.)23370] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 from [9].4 3(1v8f0] pgd = 2ecdb149 s_write+0x10c/0x52[4 ) 1 0#9 .[436418] [b6f85000] *pgd=490a0831 108.914085] r9:c07f6[0 1 c1 0r9.442169] Internal error: : 1b [#10] SMP ARM :c6cd9f60 r7:c2816000 r6:b6e97000[ 109.448948] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 r5:c6928640 r4:00[0 0 0100090. 480654] CPU: 1 PID: 2311 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 108[. 9 210198.3479]0 5[5<9c Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0598af4>] (vfs_write) f[r o m1 0[.498744] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c ] (ksys_write+0x[7 4 /109.506313] LR is at __irq_work_queue_local+0x40/0x74 xec) # [ 1[0 8 .190298.958113]870] pc : [] lr : [] psr: 600e0013 r10:0000[0 0 0140 9r.95:20200040] sp : c6f53e38 ip : c6f53d40 fp : c6f53e64 0000 r8:0[0 0 0100090.05 29r070:2] r10: 00000011 r9 : c1ad0c04 r8 : c15e8634 6e97000 r6:[c 6 c1d0890.0503 5r953] r7 : c6f53f60 r6 : 00000051 r5 : c6f52000 r4 : b6f85000 :c6928640 [ # 1[0 9 .150484.3910] r3 : 6bf2cfc5 r2 : 6bf2cfc5 r1 : ef7965e0 r0 : 00000026 6815] r4:c69[2 8 610490. 5 5#2 660] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 108.93936[0 ] 1[0<9c.0556919712] Control: 10c5387d Table: 16f5404a DAC: 00000051 20>] (ksys_wr[i t e1)0 9f.r5o6m9 70] Process cat (pid: 2311, stack limit = 0x08e4581d) [[] 1(0s9y.s5_7w6r9i23] Stack: (0xc6f53e38 to 0xc6f54000) e+0x18/0x1c) [# [1 0 91.05883.02] 3e20: 00000022 00000000 946505] r9:c6cd8[0 0 01 0r98.:5c3189] 3e40: 00000000 6bf2cfc5 c6f53e6c 00000026 c4685000 00000011 c6f53e74 c6f53e68 03002e4 r7:0000[0 0 0140 9r.66:0b446] 3e60: c0c2f018 c0c2fef8 c6f53e9c c6f53e78 c0c2f518 c0c2eff8 c0c2f3f8 c6a768c0 6fdee00 r5:000[0 0 0100a9 .r641:3617] 3e80: b6e3f000 00000011 c530cd80 c6f53f60 c6f53ec4 c6f53ea0 c07f6080 c0c2f404 000000a # [ 1[0 8 .190594.26263788] 3ea0: 00000000 c6a768c0 b6e3f000 c2816000 c6f53f60 c07f601c c6f53f5c c6f53ec8 ] [] [( s y1s0_9w.r6i3t959] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6f52000 e) from [0]9 .(6r4e131] 3ee0: b6e3f000 00020000 00000004 00000011 0001ffef c6f53ee0 00000001 b6e3e000 t_fast_syscall+[0 x 01/009x.2685)302] 3f00: c5800b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.9618[3 5 ]1 0E9x.c66e4472] 3f20: 00000000 00000000 c13a1c60 6bf2cfc5 c205cf20 c6a768c0 c6a768c0 c6f52000 tion stack(0xc6cd[9 f a180 9t.o6 4645] 3f40: b6e3f000 00000000 00000000 00000004 c6f53f94 c6f53f60 c0599194 c0598b00 0xc6cd9ff0) # [[ 110098..6986903] 3f60: 00000000 00000000 c6f53fac 6bf2cfc5 00000011 00000011 b6f86e00 00000004 6896] 9fa0: [ 1 0 9 . 6 9 5073] 3f80: c03002e4 c6f52000 c6f53fa4 c6f53f98 c0599224 c059912c 00000000 c6f53fa8 0000000a [0 0 0100090.07a0 245] 3fa0: c03000c0 c0599218 00000011 00000011 00000001 b6e3f000 00000011 00000000 0[0 0 0100090.17 1b564e1967]0 030c0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be8fba54 0000000a 00000[0 0 01 0 9#. 7[2 989] 3fe0: 00000004 be8fb788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 108.975082] 9f[c 0 :1 0090.07030155] Backtrace: 00a 0000000a b6fdee00 0000000[4 109.739611] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) 00000001 00000[0 0 01 0090.072500902] r6:00000011 r5:c4685000 r4:00000026 00 be9b3a54 # [ 108[. 9 8130296757518] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 5] 9fe0: 00000004 be9b3788[ b 6109.767779] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 494cf b6ecf7e6 [ # 1[0 9 .17078206] r9:c6f53f60 r8:c530cd80 r7:00000011 r6:b6e3f000 r5:c6a768c0 r4:c0c2f3f8 .988330] Code: bad PC va[l u e1 09.787949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.991465] [- - -1[0 9e.n7d8201] r9:c07f601c r8:c6f53f60 r7:c2816000 r6:b6e3f000 r5:c6a768c0 r4:00000000 trace dfcb905fa2d201[c a 1]0-9-808027] [] (vfs_write) from [] (ksys_write+0x74/0xec) - # EXEC_NUL[L : 1m0i9s.s8i1n7g12] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c6f52000 r5:c6a768c0 'call [t r a1c0e9:.'8:2 7[1F4A5I r4:c6a768c0 L] not ok 36 self[t e s1t0s9:. 831334] [] (ksys_write) from [] (sys_write+0x18/0x1c) kdtm: EXEC_NULL[. s h1 0#9 .e8x4i635] r9:c6f52000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000011 r4:00000011 t=1 # selftests: lkd[t m :1 0A9C850376] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) CESS_USERSP[A C E1.0s9h. 8 60194] Exception stack(0xc6f53fa8 to 0xc6f53ff0) [ 109.866895] 3fa0: 00000011 00000011 00000001 b6e3f000 00000011 00000000 [ 109.875079] 3fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be8fba54 [ 109.883261] 3fe0: 00000004 be8fb788 b6ef14cf b6e777e6 [ 109.888321] Code: e1a01004 e3010b28 e34c01ad eb1d45fd (e5943000) [ 109.894424] ---[ end trace dfcb905fa2d201cb ]--- # Segmentation fault # [ 109.402886] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 109.409910] lkdtm: attempting bad read at b6f85000 # [ 109.417504] 8<--- cut here --- # [ 109.423370] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 # [ 109.431890] pgd = 2ecdb149 # [ 109.436418] [b6f85000] *pgd=490a0831 # [ 109.442169] Internal error: : 1b [#10] SMP ARM # [ 109.448948] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 109.480654] CPU: 1 PID: 2311 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 109.490559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.498744] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 109.506313] LR is at __irq_work_queue_local+0x40/0x74 # [ 109.513870] pc : [] lr : [] psr: 600e0013 # [ 109.522043] sp : c6f53e38 ip : c6f53d40 fp : c6f53e64 # [ 109.529002] r10: 00000011 r9 : c1ad0c04 r8 : c15e8634 # [ 109.535963] r7 : c6f53f60 r6 : 00000051 r5 : c6f52000 r4 : b6f85000 # [ 109.544310] r3 : 6bf2cfc5 r2 : 6bf2cfc5 r1 : ef7965e0 r0 : 00000026 # [ 109.552660] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.561702] Control: 10c5387d Table: 16f5404a DAC: 00000051 # [ 109.569270] Process cat (pid: 2311, stack limit = 0x08e4581d) # [ 109.576923] Stack: (0xc6f53e38 to 0xc6f54000) # [ 109.583102] 3e20: 00000022 00000000 # [ 109.593189] 3e40: 00000000 6bf2cfc5 c6f53e6c 00000026 c4685000 00000011 c6f53e74 c6f53e68 # [ 109.603446] 3e60: c0c2f018 c0c2fef8 c6f53e9c c6f53e78 c0c2f518 c0c2eff8 c0c2f3f8 c6a768c0 # [ 109.613617] 3e80: b6e3f000 00000011 c530cd80 c6f53f60 c6f53ec4 c6f53ea0 c07f6080 c0c2f404 # [ 109.623788] 3ea0: 00000000 c6a768c0 b6e3f000 c2816000 c6f53f60 c07f601c c6f53f5c c6f53ec8 # [ 109.633959] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6f52000 # [ 109.644131] 3ee0: b6e3f000 00020000 00000004 00000011 0001ffef c6f53ee0 00000001 b6e3e000 # [ 109.654302] 3f00: c5800b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.664472] 3f20: 00000000 00000000 c13a1c60 6bf2cfc5 c205cf20 c6a768c0 c6a768c0 c6f52000 # [ 109.674645] 3f40: b6e3f000 00000000 00000000 00000004 c6f53f94 c6f53f60 c0599194 c0598b00 # [ 109.684903] 3f60: 00000000 00000000 c6f53fac 6bf2cfc5 00000011 00000011 b6f86e00 00000004 # [ 109.695073] 3f80: c03002e4 c6f52000 c6f53fa4 c6f53f98 c0599224 c059912c 00000000 c6f53fa8 # [ 109.705245] 3fa0: c03000c0 c0599218 00000011 00000011 00000001 b6e3f000 00000011 00000000 # [ 109.715416] 3fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 be8fba54 # [ 109.724989] 3fe0: 00000004 be8fb788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 # [ 109.735155] Backtrace: # [ 109.739611] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.750902] r6:00000011 r5:c4685000 r4:00000026 # [ 109.757518] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.767779] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.778206] r9:c6f53f60 r8:c530cd80 r7:00000011 r6:b6e3f000 r5:c6a768c0 r4:c0c2f3f8 # [ 109.787949] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.798201] r9:c07f601c r8:c6f53f60 r7:c2816000 r6:b6e3f000 r5:c6a768c0 r4:00000000 # [ 109.808027] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.356701] lkdtm: attempting bad read at 00000000 [ 109.817412] r10:00000004 r9:0[ 110.364222] 8<--- cut here --- 0000000 r8:00000000 r7:b6e3f000 r[ 110.370156] Unable to handle kernel NULL pointer dereference at virtual address 00000000 6:c6f52000 r5:c6a768c0 # [ 109.[ 110.381222] pgd = 34985a86 827145] r4:c6a768c0 # [ 109.83[ 110.386693] [00000000] *pgd=00000000 1334] [] (k[s y s1_1w0r393101] Internal error: Oops: 5 [#11] SMP ARM ite) from [] (sys_write[ 110.400058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 +0x18/0x1c) # [ 1[0 9 .18140.0431764] CPU: 3 PID: 2386 Comm: cat Tainted: G D W 5.10.153-cip19 #1 35] r9:[c 6 f151200.0404 1r686:9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 03002e4 r7:00000004 r6:b[6 f 81610.449942] PC is at lkdtm_ACCESS_NULL+0x28/0x68 00 r5:00000011[ r 41:1000.040506981] LR is at 0x0 11 # [ 1[0 9 .181500.347661]50 ] pc : [] lr : [<00000000>] psr: 600e0013 [1]0 .(4s6y9s5_0w8r sp : c6d69e50 ip : 00000027 fp : c6d69e64 ite) f[r o m1 1[0.<4c7063308000]cr10: 0000000c r9 : c1ad0c18 r8 : c15e8634 0>] (ret_f[a s t1_1s0y.s4c8a3l1l68] r7 : c6d69f60 r6 : 0000000c r5 : c4681000 r4 : 00000000 0x0/0x2[8 ) 1 1#0 .[4 9 1150194. r3 : 45dad430 r2 : 45dad430 r1 : ef7c05e4 r0 : 00000026 860194] Except[ i o1n1 0s.t4a9c9k93] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (0xc6f53fa8[ t o1 100x.c560f85735] Control: 10c5387d Table: 16e0004a DAC: 00000051 ff0) # [ 1[0 9 .181606.859156]303] Process cat (pid: 2386, stack limit = 0xed9427ec) 3fa0: [ 1 1 0 . 5 2 3 58] Stack: (0xc6d69e50 to 0xc6d6a000) 00000011 0000001[1 101000.05030225] 9e40: 00000027 c4681000 c6d69e74 c6d69e68 01 b6e3f000 0000[0 0 1111 00.05040483] 9e60: c0c2f018 c138c6f8 c6d69e9c c6d69e78 c0c2f518 c0c2eff8 c0c2f3f8 c4202280 0000 # [ 109.[8 7 5101709.]5 53742] 9e80: b6de1000 0000000c c530cd80 c6d69f60 c6d69ec4 c6d69ea0 c07f6080 c0c2f404 fc0: 00000011[ 0 0101000.051610 11] 9ea0: 00000000 c4202280 b6de1000 c2816000 c6d69f60 c07f601c c6d69f5c c6d69ec8 b6f86e00 0000000[4 101000.05070999] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c4168324 c0599194 c6d68000 01 00000000 0[0 0 2101000.05 8b1e69] 9ee0: b6de1000 00020000 00000004 0000000c 0001fff4 c6d69ee0 00000001 00000805 8fba54 # [ [ 1 0191.08.8539216253] 9f00: c6928140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ] 3fe0: 00000004[ b e181f0b.76801342] 9f20: 00000000 00000000 c6d68000 45dad430 b6de0000 c4202280 c4202280 c6d68000 b6ef14cf b6e7[7 7 e161 0 .#6 1[1597] 9f40: b6de1000 00000000 00000000 00000004 c6d69f94 c6d69f60 c0599194 c0598b00 109.888321] Co[d e :1 1e01.a6021770] 9f60: 00000000 00000000 c6d69fac 45dad430 0000000c 0000000c b6f28e00 00000004 004 e3010b28 [e 3 41c1001.a6d3 1e40] 9f80: c03002e4 c6d68000 c6d69fa4 c6d69f98 c0599224 c059912c 00000000 c6d69fa8 b1d45fd (e5943[0 0 01)1 0 . 6#4 2026] 9fa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6de1000 0000000c 00000000 109.894424] -[- - [1 1e0n.d6 5t198] 9fc0: 0000000c 0000000c b6f28e00 00000004 00000001 00000000 00020000 beeb1a54 race dfcb905fa2[d 2 0111c0b. 6]6-369] 9fe0: 00000004 beeb1788 b6e934cf b6e197e6 800e0030 00000001 00000000 00000000 -- # ACCESS_USE[R S P1A1C0E.:6 72535] Backtrace: issing 'call trace:': [FAIL] not[ 110.677083] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) ok 37 selft[e s t1s1:0 .l6k8d8t196] r5:c4681000 r4:00000027 : ACCESS_USERSPACE.sh #[ e x1i1t.693687] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) =1 # selftests: lkdtm: A[C C E1S0.704035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) S_NULL.sh [ 110.714372] r9:c6d69f60 r8:c530cd80 r7:0000000c r6:b6de1000 r5:c4202280 r4:c0c2f3f8 [ 110.723074] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.730911] r9:c07f601c r8:c6d69f60 r7:c2816000 r6:b6de1000 r5:c4202280 r4:00000000 [ 110.738663] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.745809] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6d68000 r5:c4202280 [ 110.753643] r4:c4202280 [ 110.756185] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.763328] r9:c6d68000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:0000000c r4:0000000c [ 110.771083] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.778658] Exception stack(0xc6d69fa8 to 0xc6d69ff0) [ 110.783717] 9fa0: 0000000c 0000000c 00000001 b6de1000 0000000c 00000000 [ 110.791903] 9fc0: 0000000c 0000000c b6f28e00 00000004 00000001 00000000 00020000 beeb1a54 [ 110.800088] 9fe0: 00000004 beeb1788 b6e934cf b6e197e6 [ 110.805149] Code: e3010b28 e34c01ad e1a01004 ebffd438 (e5945000) [ 110.811334] ---[ end trace dfcb905fa2d201cc ]--- # Segmentation fault # [ 110.350907] lkdtm: Performing direct entry ACCESS_NULL # [ 110.356701] lkdtm: attempting bad read at 00000000 # [ 110.364222] 8<--- cut here --- # [ 110.370156] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 110.381222] pgd = 34985a86 # [ 110.386693] [00000000] *pgd=00000000 # [ 110.393101] Internal error: Oops: 5 [#11] SMP ARM # [ 110.400058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 110.431764] CPU: 3 PID: 2386 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 110.441669] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.449942] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 110.456981] LR is at 0x0 # [ 110.461508] pc : [] lr : [<00000000>] psr: 600e0013 # [ 110.469508] sp : c6d69e50 ip : 00000027 fp : c6d69e64 # [ 110.476380] r10: 0000000c r9 : c1ad0c18 r8 : c15e8634 # [ 110.483168] r7 : c6d69f60 r6 : 0000000c r5 : c4681000 r4 : 00000000 # [ 110.491514] r3 : 45dad430 r2 : 45dad430 r1 : ef7c05e4 r0 : 00000026 # [ 110.499693] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.508735] Control: 10c5387d Table: 16e0004a DAC: 00000051 # [ 110.516303] Process cat (pid: 2386, stack limit = 0xed9427ec) # [ 110.523958] Stack: (0xc6d69e50 to 0xc6d6a000) # [ 110.530225] 9e40: 00000027 c4681000 c6d69e74 c6d69e68 # [ 110.540483] 9e60: c0c2f018 c138c6f8 c6d69e9c c6d69e78 c0c2f518 c0c2eff8 c0c2f3f8 c4202280 # [ 110.550742] 9e80: b6de1000 0000000c c530cd80 c6d69f60 c6d69ec4 c6d69ea0 c07f6080 c0c2f404 # [ 110.560911] 9ea0: 00000000 c4202280 b6de1000 c2816000 c6d69f60 c07f601c c6d69f5c c6d69ec8 # [ 110.570999] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c4168324 c0599194 c6d68000 # [ 110.581169] 9ee0: b6de1000 00020000 00000004 0000000c 0001fff4 c6d69ee0 00000001 00000805 # [ 110.591253] 9f00: c6928140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.601342] 9f20: 00000000 00000000 c6d68000 45dad430 b6de0000 c4202280 c4202280 c6d68000 # [ 110.611597] 9f40: b6de1000 00000000 00000000 00000004 c6d69f94 c6d69f60 c0599194 c0598b00 # [ 110.621770] 9f60: 00000000 00000000 c6d69fac 45dad430 0000000c 0000000c b6f28e00 00000004 # [ 110.631940] 9f80: c03002e4 c6d68000 c6d69fa4 c6d69f98 c0599224 c059912c 00000000 c6d69fa8 # [ 110.642026] 9fa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6de1000 0000000c 00000000 # [ 110.652198] 9fc0: 0000000c 0000000c b6f28e00 00000004 00000001 00000000 00020000 beeb1a54 # [ 110.662369] 9fe0: 00000004 beeb1788 b6e934cf b6e197e6 800e0030 00000001 00000000 00000000 # [ 110.672535] Backtrace: # [ 110.677083] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.688196] r5:c4681000 r4:00000027 # [ 110.693687] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.704035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.714372] r9:c6d69f60 r8:c530cd80 r7:0000000c r6:b6de1000 r5:c4202280 r4:c0c2f3f8 # [ 110.723074] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.730911] r9:c07f601c r8:c6d69f60 r7:c2816000 r6:b6de1000 r5:c4202280 r4:00000000 # [ 110.738663] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.745809] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6d68000 r5:c4202280 # [ 110.753643] r4:c4202280 # [ 110.756185] [] (ks[ 111.246593] lkdtm: Performing direct entry WRITE_RO ys_write) from [ ]1 11.252907] lkdtm: attempting bad rodata write at c15e88cc sys_write+0x18/0x1c) # [ 110.76[ 111.260889] 8<--- cut here --- 3328] r9:c6d6800[0 r181:1c.0236750] Unable to handle kernel paging request at virtual address c15e88cc 002e4 r7:00000004 [r 6 :1b161f.2276063] pgd = d5e14b5a e00 r5:0000000c r4:0000000c # [ [ 111.280949] [c15e88cc] *pgd=1141941e(bad) 110.771083] [] (sy[s _111.287837] Internal error: Oops: 80d [#12] SMP ARM write) from [] (ret_fas[ 111.295320] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 t_syscall+0x0/0x28) # [ 110.7[7 111.327034] CPU: 3 PID: 2460 Comm: cat Tainted: G D W 5.10.153-cip19 #1 8658] Exception[ s t1a1c1k.(303x464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c6d69fa8 to 0xc6d69ff0) # [ 110[ 111.346013] PC is at lkdtm_WRITE_RO+0x44/0x50 .783717] 9fa0: [ 111.353245] LR is at __irq_work_queue_local+0x40/0x74 0000000c 0000000c [0 0 0101010.0361147] pc : [] lr : [] psr: 600e0013 b6de1000 0000000c 0[0 0 0101010.369590] sp : c6905e50 ip : c6905d58 fp : c6905e64 # [ 110.7919[0 3 ]1 191f.c3077075] r10: 00000009 r9 : c1ad0c24 r8 : c15e8634 0000000c 0000000c b[6 f 2181e10.384307] r7 : c6905f60 r6 : 00000009 r5 : c4564000 r4 : c15e88cc 00000004 0000[0 0 0111 10.030903094] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1a28 000 00020000 beeb1a5[4 1#1 1[.401630] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 110.800088] 9fe0: 00[0 0 0101014411030] Control: 10c5387d Table: 16da004a DAC: 00000051 beeb1788 b6e934cf b6e[ 1 9171e16419038] Process cat (pid: 2460, stack limit = 0x3f8a9c59) # [ 110.805149] [C o d1e1:1 .e27048] Stack: (0xc6905e50 to 0xc6906000) 3010b28 e34c01ad e1a01004 ebffd43[ 111.433590] 5e40: 00000028 c4564000 c6905e74 c6905e68 8 (e5945000) # [ 110.811334][ 111.444636] 5e60: c0c2f018 c138c4f8 c6905e9c c6905e78 c0c2f518 c0c2eff8 c0c2f3f8 c441b7c0 ---[ end trace dfcb905fa2d201cc ][ 111.455512] 5e80: b6df0000 00000009 c530cd80 c6905f60 c6905ec4 c6905ea0 c07f6080 c0c2f404 --- # ACCESS_NULL: missing 'c[a 111.466554] 5ea0: 00000000 c441b7c0 b6df0000 c2816000 c6905f60 c07f601c c6905f5c c6905ec8 l trace:': [FAIL] not ok 38 s[e 111.477429] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c4169be4 c0599194 c6904000 ftests: lkdtm: ACCESS_NULL.sh [# 111.488304] 5ee0: b6df0000 00020000 00000004 00000009 0001fff7 c6905ee0 00000001 00000805 exit=1 # selftests: lkdtm[: W111.499176] 5f00: c42aa500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ITE_RO.sh [ 111.509880] 5f20: 00000000 00000000 c6904000 7a377e15 b6def000 c441b7c0 c441b7c0 c6904000 [ 111.519017] 5f40: b6df0000 00000000 00000000 00000004 c6905f94 c6905f60 c0599194 c0598b00 [ 111.527225] 5f60: 00000000 00000000 c6905fac 7a377e15 00000009 00000009 b6f37e00 00000004 [ 111.535433] 5f80: c03002e4 c6904000 c6905fa4 c6905f98 c0599224 c059912c 00000000 c6905fa8 [ 111.543640] 5fa0: c03000c0 c0599218 00000009 00000009 00000001 b6df0000 00000009 00000000 [ 111.551849] 5fc0: 00000009 00000009 b6f37e00 00000004 00000001 00000000 00020000 bedcfa54 [ 111.560056] 5fe0: 00000004 bedcf788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 [ 111.568249] Backtrace: [ 111.570761] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.578794] r5:c4564000 r4:00000028 [ 111.582411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.590458] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.598407] r9:c6905f60 r8:c530cd80 r7:00000009 r6:b6df0000 r5:c441b7c0 r4:c0c2f3f8 [ 111.606191] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.614054] r9:c07f601c r8:c6905f60 r7:c2816000 r6:b6df0000 r5:c441b7c0 r4:00000000 [ 111.621831] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.629000] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6904000 r5:c441b7c0 [ 111.636849] r4:c441b7c0 [ 111.639415] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.646582] r9:c6904000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000009 r4:00000009 [ 111.654364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.661954] Exception stack(0xc6905fa8 to 0xc6905ff0) [ 111.667034] 5fa0: 00000009 00000009 00000001 b6df0000 00000009 00000000 [ 111.675242] 5fc0: 00000009 00000009 b6f37e00 00000004 00000001 00000000 00020000 bedcfa54 [ 111.683443] 5fe0: 00000004 bedcf788 b6ea24cf b6e287e6 [ 111.688526] Code: e34a3bcd e3010a28 e34c01ad e0233002 (e5843000) [ 111.694656] ---[ end trace dfcb905fa2d201cd ]--- # Segmentation fault # [ 111.246593] lkdtm: Performing direct entry WRITE_RO # [ 111.252907] lkdtm: attempting bad rodata write at c15e88cc # [ 111.260889] 8<--- cut here --- # [ 111.266750] Unable to handle kernel paging request at virtual address c15e88cc # [ 111.276063] pgd = d5e14b5a # [ 111.280949] [c15e88cc] *pgd=1141941e(bad) # [ 111.287837] Internal error: Oops: 80d [#12] SMP ARM # [ 111.295320] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 111.327034] CPU: 3 PID: 2460 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 111.337464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.346013] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 111.353245] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.361147] pc : [] lr : [] psr: 600e0013 # [ 111.369590] sp : c6905e50 ip : c6905d58 fp : c6905e64 # [ 111.377075] r10: 00000009 r9 : c1ad0c24 r8 : c15e8634 # [ 111.384307] r7 : c6905f60 r6 : 00000009 r5 : c4564000 r4 : c15e88cc # [ 111.393094] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1a28 # [ 111.401630] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.411030] Control: 10c5387d Table: 16da004a DAC: 00000051 # [ 111.419038] Process cat (pid: 2460, stack limit = 0x3f8a9c59) # [ 111.427048] Stack: (0xc6905e50 to 0xc6906000) # [ 111.433590] 5e40: 00000028 c4564000 c6905e74 c6905e68 # [ 111.444636] 5e60: c0c2f018 c138c4f8 c6905e9c c6905e78 c0c2f518 c0c2eff8 c0c2f3f8 c441b7c0 # [ 111.455512] 5e80: b6df0000 00000009 c530cd80 c6905f60 c6905ec4 c6905ea0 c07f6080 c0c2f404 # [ 111.466554] 5ea0: 00000000 c441b7c0 b6df0000 c2816000 c6905f60 c07f601c c6905f5c c6905ec8 # [ 111.477429] 5ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c4169be4 c0599194 c6904000 # [ 111.488304] 5ee0: b6df0000 00020000 00000004 00000009 0001fff7 c6905ee0 00000001 00000805 # [ 111.499176] 5f00: c42aa500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.509880] 5f20: 00000000 00000000 c6904000 7a377e15 b6def000 c441b7c0 c441b7c0 c6904000 # [ 111.519017] 5f40: b6df0000 00000000 00000000 00000004 c6905f94 c6905f60 c0599194 c0598b00 # [ 111.527225] 5f60: 00000000 00000000 c6905fac 7a377e15 00000009 00000009 b6f37e00 00000004 # [ 111.535433] 5f80: c03002e4 c6904000 c6905fa4 c6905f98 c0599224 c059912c 00000000 c6905fa8 # [ 111.543640] 5fa0: c03000c0 c0599218 00000009 00000009 00000001 b6df0000 00000009 00000000 # [ 111.551849] 5fc0: 00000009 00000009 b6f37e00 00000004 00000001 00000000 00020000 bedcfa54 # [ 111.560056] 5fe0: 00000004 bedcf788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000 # [ 111.568249] Backtrace: # [ 111.570761] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.578794] r5:c4564000 r4:00000028 # [ 111.582411] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.590458] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.598407] r9:c6905f60 r8:c530cd80 r7:00000009 r6:b6df0000 r5:c441b7c0 r4:c0c2f3f8 # [ 111.606191] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.614054] r9:c07f601c r8:c6905f60 r7:c2816000 r6:b6df0000 r5:c441b7c0 r4:00000000 # [ 111.621831] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.629000] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6904000 r5:c441b7c0 # [ 111.636849] r4:c441b7c0 # [ 111.639415] [] (ksys[ 112.144709] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT _write) from [] (sys_wr[ 112.151763] lkdtm: attempting bad ro_after_init write at c1b83c60 ite+0x18/0x1c) # [ 111.646582] [ 112.160704] 8<--- cut here --- r9:c6904000[ r 81:1c20.3106062564] Unable to handle kernel paging request at virtual address c1b83c60 4 r7:00000004 [r 6 :1b162f.3177e5696] pgd = 5f0fd3ac 0 r5:00000009 r4:0000000[9 1#12.180395] [c1b83c60] *pgd=11a1941e(bad) [ 111.654364] [<[c 0 519192.21086839] Internal error: Oops: 80d [#13] SMP ARM >] (sys_write) from [] [ 112.193796] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 (ret_[f a s1t1_2s.y2s2c5a5l0l0+]0CPU: 1 PID: 2534 Comm: cat Tainted: G D W 5.10.153-cip19 #1 x0/0x28) [# [1 1 21.1213.468606] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 954] Exception stack(0xc6[9 0 51f2.243165] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 a8 to 0xc6905ff0) # [ [1 1 11.12.250907] LR is at __irq_work_queue_local+0x40/0x74 67034] 5f[a 0 :1 1 2 . 2 5 8 3 7 ] pc : [] lr : [] psr: 600e0013 [ 1 1020.020606030797 ] sp : c6849e50 ip : c6849d58 fp : c6849e64 0000009 000[0 0 010112. 2b763d2f51] r10: 00000014 r9 : c1ad0c30 r8 : c15e8634 000 0000[0 0 0191 20.020800020906] r7 : c6849f60 r6 : 00000014 r5 : c6b55000 r4 : c1b83c60 # [ [1 1 11.1627.52284825]5 75 r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1a28 fc0: 00000009 [0 0 011020.020996 36] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none b6f37e00 0[0 0 0101020.43 00507077] Control: 10c5387d Table: 16e0404a DAC: 00000051 0001 00000000 [0 0 0121020.0301 3346] Process cat (pid: 2534, stack limit = 0x39401b66) edcfa54 #[ [ 1 1 21.1312.160883] Stack: (0xc6849e50 to 0xc684a000) 443] 5fe0: 000[0 0 010142 .b3e2d7180] 9e40: 00000029 c6b55000 c6849e74 c6849e68 f788 b6ea24cf b6e2[8 7 e161 2 .#337353] 9e60: c0c2f018 c138c548 c6849e9c c6849e78 c0c2f518 c0c2eff8 c0c2f3f8 c4202640 [ 111.688526] [C o d1e1:2 .e3344696] 9e80: b6e3d000 00000014 c530cd80 c6849f60 c6849ec4 c6849ea0 c07f6080 c0c2f404 a3bcd e3010a28 [e 3 41c1021.a3d5 869] 9ea0: 00000000 c4202640 b6e3d000 c2816000 c6849f60 c07f601c c6849f5c c6849ec8 e0233002 (e584[3 0 0101)2 . 36 8#40] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6848000 [ 111.6946[5 6 ]1 1-2-.-3[7 8e126] 9ee0: b6e3d000 00020000 00000004 00000014 0001ffec c6849ee0 00000001 b6e3c000 d trace dfcb9[0 5 f1a122d.230818c11] 9f00: c42abe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 d ]--- # WRITE_R[O : 1m1i2s.s3i8297] 9f20: 00000000 00000000 c13a1c60 69a94ce7 c205cf20 c4202640 c4202640 c6848000 ng 'call trace[: ' :1 1[2F.A4I0L8554] 9f40: b6e3d000 00000000 00000000 00000004 c6849f94 c6849f60 c0599194 c0598b00 not ok 39 selfte[s t s1:1 2l.k418728] 9f60: 00000000 00000000 c6849fac 69a94ce7 00000014 00000014 b6f84e00 00000004 tm: WRITE_RO.sh[ # 1e1x2i.t4=21072] 9f80: c03002e4 c6848000 c6849fa4 c6849f98 c0599224 c059912c 00000000 c6849fa8 # selftests: [l k d1t1m2:. 4W3R244] 9fa0: c03000c0 c0599218 00000014 00000014 00000001 b6e3d000 00000014 00000000 ITE_RO_AFTER_IN[I T .1s1h2 . 449414] 9fc0: 00000014 00000014 b6f84e00 00000004 00000001 00000000 00020000 be878a54 [ 112.459499] 9fe0: 00000004 be878788 b6eef4cf b6e757e6 800e0030 00000001 00000000 00000000 [ 112.467677] Backtrace: [ 112.470150] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.479114] r5:c6b55000 r4:00000029 [ 112.482704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.490724] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.498649] r9:c6849f60 r8:c530cd80 r7:00000014 r6:b6e3d000 r5:c4202640 r4:c0c2f3f8 [ 112.506406] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.514245] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e3d000 r5:c4202640 r4:00000000 [ 112.521996] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.529141] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6848000 r5:c4202640 [ 112.536974] r4:c4202640 [ 112.539518] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.546660] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f84e00 r5:00000014 r4:00000014 [ 112.554415] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.561989] Exception stack(0xc6849fa8 to 0xc6849ff0) [ 112.567049] 9fa0: 00000014 00000014 00000001 b6e3d000 00000014 00000000 [ 112.575234] 9fc0: 00000014 00000014 b6f84e00 00000004 00000001 00000000 00020000 be878a54 [ 112.583417] 9fe0: 00000004 be878788 b6eef4cf b6e757e6 [ 112.588478] Code: e34a3bcd e3010a28 e34c01ad e0233002 (e5843000) [ 112.594583] ---[ end trace dfcb905fa2d201ce ]--- # Segmentation fault # [ 112.144709] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 112.151763] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 112.160704] 8<--- cut here --- # [ 112.166564] Unable to handle kernel paging request at virtual address c1b83c60 # [ 112.175696] pgd = 5f0fd3ac # [ 112.180395] [c1b83c60] *pgd=11a1941e(bad) # [ 112.186839] Internal error: Oops: 80d [#13] SMP ARM # [ 112.193796] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 112.225500] CPU: 1 PID: 2534 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 112.234806] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.243165] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 112.250907] LR is at __irq_work_queue_local+0x40/0x74 # [ 112.258376] pc : [] lr : [] psr: 600e0013 # [ 112.266377] sp : c6849e50 ip : c6849d58 fp : c6849e64 # [ 112.273251] r10: 00000014 r9 : c1ad0c30 r8 : c15e8634 # [ 112.280296] r7 : c6849f60 r6 : 00000014 r5 : c6b55000 r4 : c1b83c60 # [ 112.288557] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1a28 # [ 112.296736] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.305777] Control: 10c5387d Table: 16e0404a DAC: 00000051 # [ 112.313346] Process cat (pid: 2534, stack limit = 0x39401b66) # [ 112.321084] Stack: (0xc6849e50 to 0xc684a000) # [ 112.327180] 9e40: 00000029 c6b55000 c6849e74 c6849e68 # [ 112.337353] 9e60: c0c2f018 c138c548 c6849e9c c6849e78 c0c2f518 c0c2eff8 c0c2f3f8 c4202640 # [ 112.347696] 9e80: b6e3d000 00000014 c530cd80 c6849f60 c6849ec4 c6849ea0 c07f6080 c0c2f404 # [ 112.357869] 9ea0: 00000000 c4202640 b6e3d000 c2816000 c6849f60 c07f601c c6849f5c c6849ec8 # [ 112.368040] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c6848000 # [ 112.378126] 9ee0: b6e3d000 00020000 00000004 00000014 0001ffec c6849ee0 00000001 b6e3c000 # [ 112.388211] 9f00: c42abe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.398297] 9f20: 00000000 00000000 c13a1c60 69a94ce7 c205cf20 c4202640 c4202640 c6848000 # [ 112.408554] 9f40: b6e3d000 00000000 00000000 00000004 c6849f94 c6849f60 c0599194 c0598b00 # [ 112.418728] 9f60: 00000000 00000000 c6849fac 69a94ce7 00000014 00000014 b6f84e00 00000004 # [ 112.429072] 9f80: c03002e4 c6848000 c6849fa4 c6849f98 c0599224 c059912c 00000000 c6849fa8 # [ 112.439244] 9fa0: c03000c0 c0599218 00000014 00000014 00000001 b6e3d000 00000014 00000000 # [ 112.449414] 9fc0: 00000014 00000014 b6f84e00 00000004 00000001 00000000 00020000 be878a54 # [ 112.459499] 9fe0: 00000004 be878788 b6eef4cf b6e757e6 800e0030 00000001 00000000 00000000 # [ 112.467677] Backtrace: # [ 112.470150] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.479114] r5:c6b55000 r4:00000029 # [ 112.482704] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.490724] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.498649] r9:c6849f60 r8:c530cd80 r7:00000014 r6:b6e3d000 r5:c4202640 r4:c0c2f3f8 # [ 112.506406] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.514245] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e3d000 r5:c4202640 r4:00000000 # [ 112.521996] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.529141] r10:00000004 r9:00000000 r8:00000000 r7:b6e3d000 r6:c6848000 r5:c4202640 # [ 112.536974] r4:c4202640 # [ 112.539518] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.546660] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f[ 113.072722] lkdtm: Performing direct entry WRITE_KERN 84e00 r5:00000014 r4:00000014 # [ 113.078523] lkdtm: attempting bad 7718540 byte write at c138c414 [ 112.554415] [] (sys_[ 113.087515] 8<--- cut here --- write) from [3244] Unable to handle kernel paging request at virtual address c138c414 (ret_fast_syscall+[0 x 01/103x.202462] pgd = ea549869 8) # [ 112.561989] Exceptio[n 113.107332] [c138c414] *pgd=1121940e(bad) stack(0xc6849fa8 to 0xc68[4 9 f1f3.113949] Internal error: Oops: 80d [#14] SMP ARM 0) # [ 112.567049] 9fa0: [ 113.121247] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 00000014 0000[0 0 1143.152947] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.153-cip19 #1 00000001 b6[e 3 d101030. 106030109] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0014 00000000 # [ 112.[5 7 51213.171548] PC is at memcpy+0x50/0x330 4] 9fc0: 0000001[4 0101030.1070720] LR is at 0xe92dd830 14 b6f84e00 000000[0 4 101030.0182854] pc : [] lr : [] psr: 200e0013 001 00000000 0[0 0 2101030.01 9b1283] sp : c68d3e2c ip : e1a0c00d fp : c68d3e64 878a54 # [ [ 1 1121.35.8139481500] r10: 0000000b r9 : c1ad0c44 r8 : e89da800 ] 9fe0: 0000000[4 b1e1837.28075632] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 8 b6eef4cf b6e7[5 7 e161 3 .#2 1[150] r3 : e1a0c00d r2 : 0075c5ec r1 : c0c2fda8 r0 : c138c414 112.588478] Co[d e :1 1e33.42a22671] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none bcd e3010a28 e[3 4 c10113a.d2 3e1883] Control: 10c5387d Table: 16db004a DAC: 00000051 233002 (e5843000) [ 1#1 3[. 2 9622] Process cat (pid: 2608, stack limit = 0xd1eab938) 112.594583] --[- [ 1e1n3d. 2t4r7443] Stack: (0xc68d3e2c to 0xc68d4000) ce dfcb905fa2d201ce ]--[- 1#1 .253797] 3e20: c0c2fd88 0075c68c c68d3f60 c15e8634 c138c414 WRITE_RO_AFTER_INIT[: m1i1s3s.i64310] 3e40: c138c414 c138c5f8 0000002a c4584000 0000000b c68d3f60 c68d3e74 c68d3e68 ng 'call trace:': [FAIL[] 1n1o.274654] 3e60: c0c2f018 c138c5b8 c68d3e9c c68d3e78 c0c2f518 c0c2eff8 c0c2f3f8 c4416640 t ok 40 selftests: lk[d t m1:1 3W285167] 3e80: b6e25000 0000000b c530cd80 c68d3f60 c68d3ec4 c68d3ea0 c07f6080 c0c2f404 RITE_RO_AFTER_INIT.sh[ # 1e1x3i295595] 3ea0: 00000000 c4416640 b6e25000 c2816000 c68d3f60 c07f601c c68d3f5c c68d3ec8 t=1 # selftests: lk[d t m1:1 3W.306025] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c68d2000 ITE_KERN.sh [ 113.316452] 3ee0: b6e25000 00020000 00000004 0000000b 0001fff5 c68d3ee0 00000001 b6e24000 [ 113.325751] 3f00: c5f243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.333940] 3f20: 00000000 00000000 c13a1c60 561131c0 c205cf20 c4416640 c4416640 c68d2000 [ 113.342126] 3f40: b6e25000 00000000 00000000 00000004 c68d3f94 c68d3f60 c0599194 c0598b00 [ 113.350312] 3f60: 00000000 00000000 c68d3fac 561131c0 0000000b 0000000b b6f6ce00 00000004 [ 113.358497] 3f80: c03002e4 c68d2000 c68d3fa4 c68d3f98 c0599224 c059912c 00000000 c68d3fa8 [ 113.366684] 3fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e25000 0000000b 00000000 [ 113.374871] 3fc0: 0000000b 0000000b b6f6ce00 00000004 00000001 00000000 00020000 be92fa54 [ 113.383055] 3fe0: 00000004 be92f788 b6ed74cf b6e5d7e6 800e0030 00000001 00000000 00000000 [ 113.391235] Backtrace: [ 113.393710] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.401897] r7:c68d3f60 r6:0000000b r5:c4584000 r4:0000002a [ 113.407570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.415588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.423514] r9:c68d3f60 r8:c530cd80 r7:0000000b r6:b6e25000 r5:c4416640 r4:c0c2f3f8 [ 113.431270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.439111] r9:c07f601c r8:c68d3f60 r7:c2816000 r6:b6e25000 r5:c4416640 r4:00000000 [ 113.446864] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.454008] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c68d2000 r5:c4416640 [ 113.461841] r4:c4416640 [ 113.464383] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.471527] r9:c68d2000 r8:c03002e4 r7:00000004 r6:b6f6ce00 r5:0000000b r4:0000000b [ 113.479282] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.486857] Exception stack(0xc68d3fa8 to 0xc68d3ff0) [ 113.491916] 3fa0: 0000000b 0000000b 00000001 b6e25000 0000000b 00000000 [ 113.500101] 3fc0: 0000000b 0000000b b6f6ce00 00000004 00000001 00000000 00020000 be92fa54 [ 113.508285] 3fe0: 00000004 be92f788 b6ed74cf b6e5d7e6 [ 113.513345] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 113.519448] ---[ end trace dfcb905fa2d201cf ]--- # Segmentation fault # [ 113.072722] lkdtm: Performing direct entry WRITE_KERN # [ 113.078523] lkdtm: attempting bad 7718540 byte write at c138c414 # [ 113.087515] 8<--- cut here --- # [ 113.093244] Unable to handle kernel paging request at virtual address c138c414 # [ 113.102462] pgd = ea549869 # [ 113.107332] [c138c414] *pgd=1121940e(bad) # [ 113.113949] Internal error: Oops: 80d [#14] SMP ARM # [ 113.121247] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 113.152947] CPU: 2 PID: 2608 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 113.163109] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.171548] PC is at memcpy+0x50/0x330 # [ 113.177720] LR is at 0xe92dd830 # [ 113.182854] pc : [] lr : [] psr: 200e0013 # [ 113.191283] sp : c68d3e2c ip : e1a0c00d fp : c68d3e64 # [ 113.198500] r10: 0000000b r9 : c1ad0c44 r8 : e89da800 # [ 113.205632] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 113.214150] r3 : e1a0c00d r2 : 0075c5ec r1 : c0c2fda8 r0 : c138c414 # [ 113.222671] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.231883] Control: 10c5387d Table: 16db004a DAC: 00000051 # [ 113.239622] Process cat (pid: 2608, stack limit = 0xd1eab938) # [ 113.247443] Stack: (0xc68d3e2c to 0xc68d4000) # [ 113.253797] 3e20: c0c2fd88 0075c68c c68d3f60 c15e8634 c138c414 # [ 113.264310] 3e40: c138c414 c138c5f8 0000002a c4584000 0000000b c68d3f60 c68d3e74 c68d3e68 # [ 113.274654] 3e60: c0c2f018 c138c5b8 c68d3e9c c68d3e78 c0c2f518 c0c2eff8 c0c2f3f8 c4416640 # [ 113.285167] 3e80: b6e25000 0000000b c530cd80 c68d3f60 c68d3ec4 c68d3ea0 c07f6080 c0c2f404 # [ 113.295595] 3ea0: 00000000 c4416640 b6e25000 c2816000 c68d3f60 c07f601c c68d3f5c c68d3ec8 # [ 113.306025] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a1c60 c0599194 c68d2000 # [ 113.316452] 3ee0: b6e25000 00020000 00000004 0000000b 0001fff5 c68d3ee0 00000001 b6e24000 # [ 113.325751] 3f00: c5f243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.333940] 3f20: 00000000 00000000 c13a1c60 561131c0 c205cf20 c4416640 c4416640 c68d2000 # [ 113.342126] 3f40: b6e25000 00000000 00000000 00000004 c68d3f94 c68d3f60 c0599194 c0598b00 # [ 113.350312] 3f60: 00000000 00000000 c68d3fac 561131c0 0000000b 0000000b b6f6ce00 00000004 # [ 113.358497] 3f80: c03002e4 c68d2000 c68d3fa4 c68d3f98 c0599224 c059912c 00000000 c68d3fa8 # [ 113.366684] 3fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e25000 0000000b 00000000 # [ 113.374871] 3fc0: 0000000b 0000000b b6f6ce00 00000004 00000001 00000000 00020000 be92fa54 # [ 113.383055] 3fe0: 00000004 be92f788 b6ed74cf b6e5d7e6 800e0030 00000001 00000000 00000000 # [ 113.391235] Backtrace: # [ 113.393710] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.401897] r7:c68d3f60 r6:0000000b r5:c4584000 r4:0000002a # [ 113.407570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.415588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.423514] r9:c68d3f60 r8:c530cd80 r7:0000000b r6:b6e25000 r5:c4416640 r4:c0c2f3f8 # [ 113.431270] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.439111] r9:c07f601c r8:c68d3f60 r7:c2816000 r6:b6e25000 r5:c4416640 r4:00000000 # [ 113.446864] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.454008] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c68d2000 r5:c4416640 # [ 113.461841] r4:c4416640 # [ 113.464383] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.471527] r9:c68d2000 r8:c03002e4 r7:00000004 r6:b6f6ce00 r5:0000000b r4:0000000b # [ 113.479282] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.486857] Exception stack(0xc68d3fa8 to 0xc68d3ff0) # [ 113.491916] 3fa0: 0000000b 0000000b 00000001 b6e25000 000[ 114.014684] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 0000b 00000000 # [ 113.500101] [ 114.021245] lkdtm: attempting good refcount_inc() without overflow 3fc0: 0000000b 0000000b b6f6ce00 [ 114.030346] lkdtm: attempting bad refcount_inc() overflow 00000004 00000001 00000000 000200[ 114.038577] ------------[ cut here ]------------ 00 be92fa54 # [ 113.508285] 3fe[ 114.046118] WARNING: CPU: 1 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0: 00000004 be92f788 b6ed74cf b6e[ 114.057341] refcount_t: saturated; leaking memory. 5d7e6 # [ 113.513345] Code: f5d[ 114.064945] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 1f05c f5d1f07c e8b151f8 e2522020 [ 114.096693] CPU: 1 PID: 2683 Comm: cat Tainted: G D W 5.10.153-cip19 #1 (e8a051f8) [ #1 1[4 . 1101732.8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 519448] ---[ end [t r a1c1e4 .d1f5596] Backtrace: cb905fa2d201cf ]--- # WRITE_KERN[ 114.120144] [] (dump_backtrace) from [] (show_stack+0x20/0x24) : missing 'call [t r a1c14e.:1'3:562] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [FAIL] not ok 41 s[e l f1t1e4s.138219] [] (show_stack) from [] (dump_stack+0xe0/0x100) s: lkdtm: WRITE_KERN.s[h #1 1e4.147785] [] (dump_stack) from [] (__warn+0xfc/0x16c) it=1 # selftes[t s :1 1l4k.d1t5m084] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 : REFCOUNT_INC_OVERF[L O W1.1s4h.166824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.176557] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6ab0000 [ 114.182309] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 114.191277] r9:c1ad0c50 r8:c15e8634 r7:c6ab1f60 r6:00000016 r5:c4685000 r4:c6ab0000 [ 114.199033] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 114.208699] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 114.218802] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.227937] r4:0000002b [ 114.230482] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.238500] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.246426] r9:c6ab1f60 r8:c530cd80 r7:00000016 r6:b6ea9000 r5:c43448c0 r4:c0c2f3f8 [ 114.254183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.262021] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6ea9000 r5:c43448c0 r4:00000000 [ 114.269773] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.276916] r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c6ab0000 r5:c43448c0 [ 114.284748] r4:c43448c0 [ 114.287293] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.294435] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ff0e00 r5:00000016 r4:00000016 [ 114.302189] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.309764] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) [ 114.314824] 1fa0: 00000016 00000016 00000001 b6ea9000 00000016 00000000 [ 114.323011] 1fc0: 00000016 00000016 b6ff0e00 00000004 00000001 00000000 00020000 bef73a54 [ 114.331193] 1fe0: 00000004 bef73788 b6f5b4cf b6ee17e6 [ 114.336313] irq event stamp: 0 [ 114.339386] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.344976] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.352516] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.360072] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.365691] ---[ end trace dfcb905fa2d201d0 ]--- [ 114.370327] lkdtm: Overflow detected: saturated # [ 114.014684] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 114.021245] lkdtm: attempting good refcount_inc() without overflow # [ 114.030346] lkdtm: attempting bad refcount_inc() overflow # [ 114.038577] ------------[ cut here ]------------ # [ 114.046118] WARNING: CPU: 1 PID: 2683 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 114.057341] refcount_t: saturated; leaking memory. # [ 114.064945] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 114.096693] CPU: 1 PID: 2683 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 114.107248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.115596] Backtrace: # [ 114.120144] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.130562] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 114.138219] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.147785] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.157084] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 # [ 114.166824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.176557] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6ab0000 # [ 114.182309] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 114.191277] r9:c1ad0c50 r8:c15e8634 r7:c6ab1f60 r6:00000016 r5:c4685000 r4:c6ab0000 # [ 114.199033] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 114.208699] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 114.218802] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.227937] r4:0000002b # [ 114.230482] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.238500] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.246426] r9:c6ab1f60 r8:c530cd80 r7:00000016 r6:b6ea9000 r5:c43448c0 r4:c0c2f3f8 # [ 114.254183] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.262021] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6ea9000 r5:c43448c0 r4:00000000 # [ 114.269773] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.276916] r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c6ab0000 r5:c43448c0 # [ 114.284748] r4:c43448c0 # [ 114.287293] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.294435] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6ff0e00 r5:00000016 r4:00000016 # [ 114.302189] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.309764] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ 114.314824] 1fa0: 00000016 00000016 00000001 b6ea9000 00000016 00000000 # [ 114.323011] 1fc0: 00000016 00000016 b6ff0e00 00000004 00000001 00000000 00020000 bef73a54 # [ 114.331193] 1fe0: 00000004 bef73788 b6f5b4cf b6ee17e6 # [ 114.336313] irq event stamp: 0 # [ 114.339386] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.344976] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.352516] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.360072] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.365691] ---[ end trace dfcb905fa2d201d0 ]--- # [ 114.370327] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not o[ 114.785143] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW k 42 selftests: lkdtm: REFCOUNT_I[ 114.793559] lkdtm: attempting good refcount_add() without overflow NC_OVERFLOW.sh # exit=1 # selfte[ 114.802680] lkdtm: attempting bad refcount_add() overflow sts: lkdtm: REFCOUNT_ADD_OVERFLOW[ 114.810842] ------------[ cut here ]------------ .sh [ 114.818338] WARNING: CPU: 2 PID: 2717 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 114.827182] refcount_t: saturated; leaking memory. [ 114.831983] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 114.861135] CPU: 2 PID: 2717 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 114.868884] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.875418] Backtrace: [ 114.877894] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.885473] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 114.891146] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.898470] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.905441] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 [ 114.913195] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.920686] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6848000 [ 114.926359] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 114.935327] r9:c1ad0c68 r8:c15e8634 r7:c6849f60 r6:00000016 r5:c6d15000 r4:c6848000 [ 114.943083] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 114.952748] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 114.962849] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.971984] r4:0000002c [ 114.974530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.982548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.990472] r9:c6849f60 r8:c530cd80 r7:00000016 r6:b6e24000 r5:c42aa000 r4:c0c2f3f8 [ 114.998230] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.006067] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e24000 r5:c42aa000 r4:00000000 [ 115.013819] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.020963] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6848000 r5:c42aa000 [ 115.028796] r4:c42aa000 [ 115.031338] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.038481] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000016 r4:00000016 [ 115.046235] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.053810] Exception stack(0xc6849fa8 to 0xc6849ff0) [ 115.058869] 9fa0: 00000016 00000016 00000001 b6e24000 00000016 00000000 [ 115.067055] 9fc0: 00000016 00000016 b6f6be00 00000004 00000001 00000000 00020000 be9eda54 [ 115.075237] 9fe0: 00000004 be9ed788 b6ed64cf b6e5c7e6 [ 115.080381] irq event stamp: 0 [ 115.083453] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.089070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.096610] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.104129] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.109751] ---[ end trace dfcb905fa2d201d1 ]--- [ 115.114384] lkdtm: Overflow detected: saturated # [ 114.785143] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 114.793559] lkdtm: attempting good refcount_add() without overflow # [ 114.802680] lkdtm: attempting bad refcount_add() overflow # [ 114.810842] ------------[ cut here ]------------ # [ 114.818338] WARNING: CPU: 2 PID: 2717 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 114.827182] refcount_t: saturated; leaking memory. # [ 114.831983] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 114.861135] CPU: 2 PID: 2717 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 114.868884] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.875418] Backtrace: # [ 114.877894] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.885473] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 114.891146] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.898470] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.905441] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 # [ 114.913195] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.920686] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6848000 # [ 114.926359] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 114.935327] r9:c1ad0c68 r8:c15e8634 r7:c6849f60 r6:00000016 r5:c6d15000 r4:c6848000 # [ 114.943083] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 114.952748] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 114.962849] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.971984] r4:0000002c # [ 114.974530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.982548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.990472] r9:c6849f60 r8:c530cd80 r7:00000016 r6:b6e24000 r5:c42aa000 r4:c0c2f3f8 # [ 114.998230] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.006067] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e24000 r5:c42aa000 r4:00000000 # [ 115.013819] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.020963] r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6848000 r5:c42aa000 # [ 115.028796] r4:c42aa000 # [ 115.031338] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.038481] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000016 r4:00000016 # [ 115.046235] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.053810] Exception stack(0xc6849fa8 to 0xc6849ff0) # [ 115.058869] 9fa0: 00000016 00000016 00000001 b6e24000 00000016 00000000 # [ 115.067055] 9fc0: 00000016 00000016 b6f6be00 00000004 00000001 00000000 00020000 be9eda54 # [ 115.075237] 9fe0: 00000004 be9ed788 b6ed64cf b6e5c7e6 # [ 115.080381] irq event stamp: 0 # [ 115.083453] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.089070] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.096610] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.104129] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.109751] ---[ end trace dfcb905fa2d201d1 ]--- # [ 115.114384] lkdt[ 115.521783] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW m: Overflow detected: saturated [ 115.530154] lkdtm: attempting bad refcount_inc_not_zero() overflow # REFCOUNT_ADD_OVERFLOW: missing [ 115.539199] ------------[ cut here ]------------ 'call trace:': [FAIL] not ok 43 [ 115.546739] WARNING: CPU: 0 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 selftests: lkdtm: REFCOUNT_ADD_OV[ 115.558036] refcount_t: saturated; leaking memory. ERFLOW.sh # exit=1 # selftests: [ 115.565804] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 lkdtm: REFCOUNT_INC_NOT_ZERO_OVER[ 115.597463] CPU: 0 PID: 2751 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 115.608025] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.614558] Backtrace: [ 115.617035] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.624612] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 115.630284] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.637608] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.644579] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 [ 115.652333] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.659823] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6fde000 [ 115.665497] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 115.674464] r9:c1ad0c80 r8:c15e8634 r7:c6fdff60 r6:0000001f r5:c6f3c000 r4:7fffffff [ 115.682222] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 115.692668] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 115.704324] r5:c6f3c000 r4:c6fde000 [ 115.707917] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.717834] r4:0000002d [ 115.720381] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.728399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.736323] r9:c6fdff60 r8:c530cd80 r7:0000001f r6:b6e69000 r5:c5801b80 r4:c0c2f3f8 [ 115.744080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.751919] r9:c07f601c r8:c6fdff60 r7:c2816000 r6:b6e69000 r5:c5801b80 r4:00000000 [ 115.759670] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.766814] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c6fde000 r5:c5801b80 [ 115.774646] r4:c5801b80 [ 115.777188] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.784331] r9:c6fde000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:0000001f r4:0000001f [ 115.792085] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.799660] Exception stack(0xc6fdffa8 to 0xc6fdfff0) [ 115.804719] ffa0: 0000001f 0000001f 00000001 b6e69000 0000001f 00000000 [ 115.812903] ffc0: 0000001f 0000001f b6fb0e00 00000004 00000001 00000000 00020000 bea37a54 [ 115.821086] ffe0: 00000004 bea37788 b6f1b4cf b6ea17e6 FLOW.sh [ 115.826201] irq event stamp: 0 [ 115.830028] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.835648] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.843174] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.850719] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.856329] ---[ end trace dfcb905fa2d201d2 ]--- [ 115.860958] lkdtm: Overflow detected: saturated # [ 115.521783] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 115.530154] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 115.539199] ------------[ cut here ]------------ # [ 115.546739] WARNING: CPU: 0 PID: 2751 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 115.558036] refcount_t: saturated; leaking memory. # [ 115.565804] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 115.597463] CPU: 0 PID: 2751 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 115.608025] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.614558] Backtrace: # [ 115.617035] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.624612] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 115.630284] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.637608] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.644579] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 # [ 115.652333] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.659823] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6fde000 # [ 115.665497] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 115.674464] r9:c1ad0c80 r8:c15e8634 r7:c6fdff60 r6:0000001f r5:c6f3c000 r4:7fffffff # [ 115.682222] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 115.692668] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 115.704324] r5:c6f3c000 r4:c6fde000 # [ 115.707917] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.717834] r4:0000002d # [ 115.720381] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.728399] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.736323] r9:c6fdff60 r8:c530cd80 r7:0000001f r6:b6e69000 r5:c5801b80 r4:c0c2f3f8 # [ 115.744080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.751919] r9:c07f601c r8:c6fdff60 r7:c2816000 r6:b6e69000 r5:c5801b80 r4:00000000 # [ 115.759670] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.766814] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c6fde000 r5:c5801b80 # [ 115.774646] r4:c5801b80 # [ 115.777188] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.784331] r9:c6fde000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:0000001f r4:0000001f # [ 115.792085] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.799660] Exception stack(0xc6fdffa8 to 0xc6fdfff0) # [ 115.804719] ffa0: 0000001f 0000001f 00000001 b6e69000 0000001f 00000000 # [ 115.812903] ffc0: 0000001f 0000001f b6fb0e00 00000004 00000001 00000000 00020000 bea37a54 # [ 115.821086] ffe0: 00000004 bea37788 b6f1b4cf b6ea17e6 # [ 115.826201] irq event stamp: 0 # [ 115.830028] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.835648] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.843174] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.850719] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.856329] ---[ end trace dfcb905fa2d201d2 ]--- # [ 115.860958] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZER[ 116.292523] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW O_OVERFLOW.sh # exit=1 # selftes[ 116.300083] lkdtm: attempting bad refcount_add_not_zero() overflow ts: lkdtm: REFCOUNT_ADD_NOT_ZERO_[ 116.309139] ------------[ cut here ]------------ OVERFLOW.sh [ 116.316649] WARNING: CPU: 0 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 116.326203] refcount_t: saturated; leaking memory. [ 116.331013] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 116.360258] CPU: 0 PID: 2785 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 116.368007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.374539] Backtrace: [ 116.377013] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.384591] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 116.390266] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.397589] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.404558] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 [ 116.412311] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.419800] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6848000 [ 116.425475] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 116.434444] r9:c1ad0ca0 r8:c15e8634 r7:c6849f60 r6:0000001f r5:c6f3d000 r4:7fffffff [ 116.442202] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 116.452647] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 116.464302] r5:c6f3d000 r4:c6848000 [ 116.467894] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.477811] r4:0000002e [ 116.480357] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.488376] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.496300] r9:c6849f60 r8:c530cd80 r7:0000001f r6:b6ddf000 r5:c42aa000 r4:c0c2f3f8 [ 116.504058] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.511894] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6ddf000 r5:c42aa000 r4:00000000 [ 116.519645] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.526788] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c6848000 r5:c42aa000 [ 116.534621] r4:c42aa000 [ 116.537164] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.544308] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000001f r4:0000001f [ 116.552062] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.559636] Exception stack(0xc6849fa8 to 0xc6849ff0) [ 116.564697] 9fa0: 0000001f 0000001f 00000001 b6ddf000 0000001f 00000000 [ 116.572883] 9fc0: 0000001f 0000001f b6f26e00 00000004 00000001 00000000 00020000 bee20a54 [ 116.581065] 9fe0: 00000004 bee20788 b6e914cf b6e177e6 [ 116.586166] irq event stamp: 0 [ 116.589240] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.594829] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.602375] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.609941] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.615553] ---[ end trace dfcb905fa2d201d3 ]--- [ 116.620184] lkdtm: Overflow detected: saturated # [ 116.292523] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 116.300083] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 116.309139] ------------[ cut here ]------------ # [ 116.316649] WARNING: CPU: 0 PID: 2785 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 116.326203] refcount_t: saturated; leaking memory. # [ 116.331013] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 116.360258] CPU: 0 PID: 2785 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 116.368007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.374539] Backtrace: # [ 116.377013] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.384591] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 116.390266] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.397589] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.404558] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 # [ 116.412311] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.419800] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6848000 # [ 116.425475] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 116.434444] r9:c1ad0ca0 r8:c15e8634 r7:c6849f60 r6:0000001f r5:c6f3d000 r4:7fffffff # [ 116.442202] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 116.452647] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 116.464302] r5:c6f3d000 r4:c6848000 # [ 116.467894] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.477811] r4:0000002e # [ 116.480357] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.488376] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.496300] r9:c6849f60 r8:c530cd80 r7:0000001f r6:b6ddf000 r5:c42aa000 r4:c0c2f3f8 # [ 116.504058] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.511894] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6ddf000 r5:c42aa000 r4:00000000 # [ 116.519645] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.526788] r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c6848000 r5:c42aa000 # [ 116.534621] r4:c42aa000 # [ 116.537164] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.544308] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000001f r4:0000001f # [ 116.552062] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.559636] Exception stack(0xc6849fa8 to 0xc6849ff0) # [ 116.564697] 9fa0: 0000001f 0000001f 00000001 b6ddf000 0000001f 00000000 # [ 116.572883] 9fc0: 0000001f 0000001f b6f26e00 00000004 00000001 00000000 00020000 bee20a54 # [ 116.581065] 9fe0: 00000004 bee20788 b6e914cf b6e177e6 # [ 116.586166] irq event stamp: 0 # [ 116.589240] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.594829] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.602375] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.609941] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.615553] ---[ end trace dfcb905fa2d201d3 ]--- # [ 116.620184] lkdt[ 117.038804] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO m: Overflow detected: saturated [ 117.047043] lkdtm: attempting good refcount_dec() # REFCOUNT_ADD_NOT_[Z E R1O1_7O.V54548] lkdtm: attempting bad refcount_dec() to zero ERFLOW: missing 'call trace:': [F[ 117.062129] ------------[ cut here ]------------ AIL] not ok 45 selftests: lkdtm:[ 117.069591] WARNING: CPU: 2 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 REFCOUNT_ADD_NOT_ZERO_OVERFLOW.s[ 117.080852] refcount_t: decrement hit 0; leaking memory. h # exit=1 # selftests: lkdtm: R[ 117.089018] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 EFCOUNT_DEC_ZERO.sh [ 117.120735] CPU: 2 PID: 2819 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 117.130256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.136790] Backtrace: [ 117.139265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.146844] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 117.152518] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.159842] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.166812] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 [ 117.174564] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.182052] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6d6e000 [ 117.187725] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.196692] r9:c1ad0cc0 r8:c15e8634 r7:c6d6ff60 r6:00000012 r5:c6d15000 r4:c6d6e000 [ 117.204452] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.214118] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 117.223873] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.232664] r4:0000002f [ 117.235209] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.243226] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.251150] r9:c6d6ff60 r8:c530cd80 r7:00000012 r6:b6e19000 r5:c44163c0 r4:c0c2f3f8 [ 117.258906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.266744] r9:c07f601c r8:c6d6ff60 r7:c2816000 r6:b6e19000 r5:c44163c0 r4:00000000 [ 117.274498] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.281642] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6d6e000 r5:c44163c0 [ 117.289475] r4:c44163c0 [ 117.292018] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.299162] r9:c6d6e000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000012 r4:00000012 [ 117.306916] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.314491] Exception stack(0xc6d6ffa8 to 0xc6d6fff0) [ 117.319550] ffa0: 00000012 00000012 00000001 b6e19000 00000012 00000000 [ 117.327735] ffc0: 00000012 00000012 b6f60e00 00000004 00000001 00000000 00020000 be9c0a54 [ 117.335917] ffe0: 00000004 be9c0788 b6ecb4cf b6e517e6 [ 117.341026] irq event stamp: 0 [ 117.344099] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.349714] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.357262] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.364776] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.370407] ---[ end trace dfcb905fa2d201d4 ]--- [ 117.375040] lkdtm: Zero detected: saturated # [ 117.038804] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 117.047043] lkdtm: attempting good refcount_dec() # [ 117.054548] lkdtm: attempting bad refcount_dec() to zero # [ 117.062129] ------------[ cut here ]------------ # [ 117.069591] WARNING: CPU: 2 PID: 2819 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.080852] refcount_t: decrement hit 0; leaking memory. # [ 117.089018] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 117.120735] CPU: 2 PID: 2819 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 117.130256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.136790] Backtrace: # [ 117.139265] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.146844] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 117.152518] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.159842] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.166812] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 # [ 117.174564] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.182052] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6d6e000 # [ 117.187725] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.196692] r9:c1ad0cc0 r8:c15e8634 r7:c6d6ff60 r6:00000012 r5:c6d15000 r4:c6d6e000 # [ 117.204452] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.214118] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 117.223873] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.232664] r4:0000002f # [ 117.235209] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.243226] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.251150] r9:c6d6ff60 r8:c530cd80 r7:00000012 r6:b6e19000 r5:c44163c0 r4:c0c2f3f8 # [ 117.258906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.266744] r9:c07f601c r8:c6d6ff60 r7:c2816000 r6:b6e19000 r5:c44163c0 r4:00000000 # [ 117.274498] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.281642] r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c6d6e000 r5:c44163c0 # [ 117.289475] r4:c44163c0 # [ 117.292018] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.299162] r9:c6d6e000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000012 r4:00000012 # [ 117.306916] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.314491] Exception stack(0xc6d6ffa8 to 0xc6d6fff0) # [ 117.319550] ffa0: 00000012 00000012 00000001 b6e19000 00000012 00000000 # [ 117.327735] ffc0: 00000012 00000012 b6f60e00 00000004 00000001 00000000 00020000 be9c0a54 # [ 117.335917] ffe0: 00000004 be9c0788 b6ecb4cf b6e517e6 # [ 117.341026] irq event stamp: 0 # [ 117.344099] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.349714] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.357262] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.364776] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.370407] ---[ end trace dfcb905fa2d201d4 ]--- # [ 117.375040] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_D[ 117.797380] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE EC_ZERO.sh # exit=1 # selftests:[ 117.805544] lkdtm: attempting bad refcount_dec() below zero lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 117.813949] ------------[ cut here ]------------ [ 117.821466] WARNING: CPU: 0 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 117.830009] refcount_t: decrement hit 0; leaking memory. [ 117.835332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 117.864614] CPU: 0 PID: 2856 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 117.872362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.878896] Backtrace: [ 117.881375] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.888953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 117.894627] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.901949] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.908920] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 [ 117.916673] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.924162] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6d6e000 [ 117.929837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 117.938804] r9:c1ad0cd4 r8:c15e8634 r7:c6d6ff60 r6:00000016 r5:00000000 r4:c6d6e000 [ 117.946562] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 117.956225] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 117.966329] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.975468] r5:c6f3c000 r4:00000030 [ 117.979058] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.987076] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.995002] r9:c6d6ff60 r8:c530cd80 r7:00000016 r6:b6dd6000 r5:c4345680 r4:c0c2f3f8 [ 118.002758] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.010595] r9:c07f601c r8:c6d6ff60 r7:c2816000 r6:b6dd6000 r5:c4345680 r4:00000000 [ 118.018346] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.025489] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6d6e000 r5:c4345680 [ 118.033322] r4:c4345680 [ 118.035866] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.043009] r9:c6d6e000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000016 r4:00000016 [ 118.050763] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.058337] Exception stack(0xc6d6ffa8 to 0xc6d6fff0) [ 118.063397] ffa0: 00000016 00000016 00000001 b6dd6000 00000016 00000000 [ 118.071581] ffc0: 00000016 00000016 b6f1de00 00000004 00000001 00000000 00020000 beb8fa54 [ 118.079764] ffe0: 00000004 beb8f788 b6e884cf b6e0e7e6 [ 118.084864] irq event stamp: 0 [ 118.087963] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.093553] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.101137] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.108688] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.114275] ---[ end trace dfcb905fa2d201d5 ]--- [ 118.118929] lkdtm: Negative detected: saturated # [ 117.797380] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 117.805544] lkdtm: attempting bad refcount_dec() below zero # [ 117.813949] ------------[ cut here ]------------ # [ 117.821466] WARNING: CPU: 0 PID: 2856 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 117.830009] refcount_t: decrement hit 0; leaking memory. # [ 117.835332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 117.864614] CPU: 0 PID: 2856 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 117.872362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.878896] Backtrace: # [ 117.881375] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.888953] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 117.894627] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.901949] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.908920] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 # [ 117.916673] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.924162] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6d6e000 # [ 117.929837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 117.938804] r9:c1ad0cd4 r8:c15e8634 r7:c6d6ff60 r6:00000016 r5:00000000 r4:c6d6e000 # [ 117.946562] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 117.956225] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 117.966329] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.975468] r5:c6f3c000 r4:00000030 # [ 117.979058] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.987076] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.995002] r9:c6d6ff60 r8:c530cd80 r7:00000016 r6:b6dd6000 r5:c4345680 r4:c0c2f3f8 # [ 118.002758] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.010595] r9:c07f601c r8:c6d6ff60 r7:c2816000 r6:b6dd6000 r5:c4345680 r4:00000000 # [ 118.018346] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.025489] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6d6e000 r5:c4345680 # [ 118.033322] r4:c4345680 # [ 118.035866] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.043009] r9:c6d6e000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000016 r4:00000016 # [ 118.050763] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.058337] Exception stack(0xc6d6ffa8 to 0xc6d6fff0) # [ 118.063397] ffa0: 00000016 00000016 00000001 b6dd6000 00000016 00000000 # [ 118.071581] ffc0: 00000016 00000016 b6f1de00 00000004 00000001 00000000 00020000 beb8fa54 # [ 118.079764] ffe0: 00000004 beb8f788 b6e884cf b6e0e7e6 # [ 118.084864] irq event stamp: 0 # [ 118.087963] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.093553] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.101137] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.108688] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.114275] ---[ end trace dfcb905fa2d201d5 ]--- # [ 118.118929] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 118.557964] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 118.564772] lkdtm: attempting bad refcount_dec_and_test() below zero [ 118.571209] ------------[ cut here ]------------ [ 118.575901] WARNING: CPU: 1 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 118.584435] refcount_t: underflow; use-after-free. [ 118.589262] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 118.618416] CPU: 1 PID: 2891 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 118.626165] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.632697] Backtrace: [ 118.635173] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.642753] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 118.648426] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.655750] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.662721] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 [ 118.670473] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.677963] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6b80000 [ 118.683636] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 118.692688] r9:c1ad0cec r8:c15e8634 r7:c6b81f60 r6:0000001f r5:00000000 r4:c6b80000 [ 118.700446] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 118.710895] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 118.722559] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.732476] r5:c4685000 r4:00000031 [ 118.736063] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.744083] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.752009] r9:c6b81f60 r8:c530cd80 r7:0000001f r6:b6e4b000 r5:c4199b80 r4:c0c2f3f8 [ 118.759767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.767606] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e4b000 r5:c4199b80 r4:00000000 [ 118.775357] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.782500] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6b80000 r5:c4199b80 [ 118.790333] r4:c4199b80 [ 118.792875] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.800018] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000001f r4:0000001f [ 118.807771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.815345] Exception stack(0xc6b81fa8 to 0xc6b81ff0) [ 118.820405] 1fa0: 0000001f 0000001f 00000001 b6e4b000 0000001f 00000000 [ 118.828592] 1fc0: 0000001f 0000001f b6f92e00 00000004 00000001 00000000 00020000 bec59a54 [ 118.836775] 1fe0: 00000004 bec59788 b6efd4cf b6e837e6 [ 118.841904] irq event stamp: 0 [ 118.844975] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.850593] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.858125] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.865658] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.871259] ---[ end trace dfcb905fa2d201d6 ]--- [ 118.875921] lkdtm: Negative detected: saturated # [ 118.557964] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 118.564772] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 118.571209] ------------[ cut here ]------------ # [ 118.575901] WARNING: CPU: 1 PID: 2891 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 118.584435] refcount_t: underflow; use-after-free. # [ 118.589262] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 118.618416] CPU: 1 PID: 2891 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 118.626165] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.632697] Backtrace: # [ 118.635173] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.642753] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 118.648426] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.655750] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.662721] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 # [ 118.670473] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.677963] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6b80000 # [ 118.683636] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 118.692688] r9:c1ad0cec r8:c15e8634 r7:c6b81f60 r6:0000001f r5:00000000 r4:c6b80000 # [ 118.700446] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 118.710895] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 118.722559] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.732476] r5:c4685000 r4:00000031 # [ 118.736063] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.744083] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.752009] r9:c6b81f60 r8:c530cd80 r7:0000001f r6:b6e4b000 r5:c4199b80 r4:c0c2f3f8 # [ 118.759767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.767606] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e4b000 r5:c4199b80 r4:00000000 # [ 118.775357] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.782500] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c6b80000 r5:c4199b80 # [ 118.790333] r4:c4199b80 # [ 118.792875] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.800018] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000001f r4:0000001f # [ 118.807771] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.815345] Exception stack(0xc6b81fa8 to 0xc6b81ff0) # [ 118.820405] 1fa0: 0000001f 0000001f 00000001 b6e4b000 0000001f 00000000 # [ 118.828592] 1fc0: 0000001f 0000001f b6f92e00 00000004 00000001 00000000 00020000 bec59a54 # [ 118.836775] 1fe0: 00000004 bec59788 b6efd4cf b6e837e6 # [ 118.841904] irq event stamp: 0 # [ 118.844975] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.850593] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.858125] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.865658] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.871259] ---[ end trace dfcb905fa2d201d6 ]--- # [ 118.875921] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 119.325558] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 119.332367] lkdtm: attempting bad refcount_sub_and_test() below zero [ 119.338782] ------------[ cut here ]------------ [ 119.343430] WARNING: CPU: 1 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 119.352010] refcount_t: underflow; use-after-free. [ 119.356841] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 119.386007] CPU: 1 PID: 2926 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 119.393756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.400288] Backtrace: [ 119.402764] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.410343] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 119.416016] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.423340] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.430310] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 [ 119.438063] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.445552] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6ab0000 [ 119.451225] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 119.460278] r9:c1ad0d0c r8:c15e8634 r7:c6ab1f60 r6:0000001f r5:c4685000 r4:c6ab0000 [ 119.468036] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 119.478485] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 119.490149] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.500066] r4:00000032 [ 119.502612] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.510629] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.518554] r9:c6ab1f60 r8:c530cd80 r7:0000001f r6:b6e29000 r5:c441a140 r4:c0c2f3f8 [ 119.526310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.534149] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6e29000 r5:c441a140 r4:00000000 [ 119.541901] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.549044] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c6ab0000 r5:c441a140 [ 119.556878] r4:c441a140 [ 119.559422] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.566566] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000001f r4:0000001f [ 119.574320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.581894] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) [ 119.586954] 1fa0: 0000001f 0000001f 00000001 b6e29000 0000001f 00000000 [ 119.595140] 1fc0: 0000001f 0000001f b6f70e00 00000004 00000001 00000000 00020000 bed57a54 [ 119.603323] 1fe0: 00000004 bed57788 b6edb4cf b6e617e6 [ 119.608441] irq event stamp: 0 [ 119.611513] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.617127] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.624643] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.632186] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.637820] ---[ end trace dfcb905fa2d201d7 ]--- [ 119.642460] lkdtm: Negative detected: saturated # [ 119.325558] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 119.332367] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 119.338782] ------------[ cut here ]------------ # [ 119.343430] WARNING: CPU: 1 PID: 2926 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 119.352010] refcount_t: underflow; use-after-free. # [ 119.356841] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 119.386007] CPU: 1 PID: 2926 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 119.393756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.400288] Backtrace: # [ 119.402764] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.410343] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 119.416016] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.423340] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.430310] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 # [ 119.438063] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.445552] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6ab0000 # [ 119.451225] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 119.460278] r9:c1ad0d0c r8:c15e8634 r7:c6ab1f60 r6:0000001f r5:c4685000 r4:c6ab0000 # [ 119.468036] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 119.478485] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 119.490149] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.500066] r4:00000032 # [ 119.502612] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.510629] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.518554] r9:c6ab1f60 r8:c530cd80 r7:0000001f r6:b6e29000 r5:c441a140 r4:c0c2f3f8 # [ 119.526310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.534149] r9:c07f601c r8:c6ab1f60 r7:c2816000 r6:b6e29000 r5:c441a140 r4:00000000 # [ 119.541901] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.549044] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c6ab0000 r5:c441a140 # [ 119.556878] r4:c441a140 # [ 119.559422] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.566566] r9:c6ab0000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000001f r4:0000001f # [ 119.574320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.581894] Exception stack(0xc6ab1fa8 to 0xc6ab1ff0) # [ 119.586954] 1fa0: 0000001f 0000001f 00000001 b6e29000 0000001f 00000000 # [ 119.595140] 1fc0: 0000001f 0000001f b6f70e00 00000004 00000001 00000000 00020000 bed57a54 # [ 119.603323] 1fe0: 00000004 bed57788 b6edb4cf b6e617e6 # [ 119.608441] irq event stamp: 0 # [ 119.611513] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.617127] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.624643] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.632186] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.637820] ---[ end trace dfcb905fa2d201d7 ]--- # [ 119.642460] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFC[ 120.077056] lkdtm: Performing direct entry REFCOUNT_INC_ZERO OUNT_INC_ZER[O . s1h2 0 .084161] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 120.092215] lkdtm: Good: zero detected [ 120.096038] lkdtm: Correctly stayed at zero [ 120.100236] lkdtm: attempting bad refcount_inc() from zero [ 120.105871] ------------[ cut here ]------------ [ 120.110546] WARNING: CPU: 1 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 120.119112] refcount_t: addition on 0; use-after-free. [ 120.124260] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 120.153414] CPU: 1 PID: 2958 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 120.161163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.167695] Backtrace: [ 120.170171] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.177751] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 120.183424] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.190747] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.197716] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24cf0 [ 120.205469] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.212959] r7:00000019 r6:c1a24cf0 r5:c1a24d00 r4:c68e6000 [ 120.218632] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 120.227687] r9:c1ad0d2c r8:c15e8634 r7:c68e7f60 r6:00000012 r5:00000000 r4:c68e6000 [ 120.235443] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 120.245110] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 120.254867] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.263656] r5:c6b3f000 r4:00000033 [ 120.267244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.275263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.283187] r9:c68e7f60 r8:c530cd80 r7:00000012 r6:b6e42000 r5:c441b040 r4:c0c2f3f8 [ 120.290946] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.298785] r9:c07f601c r8:c68e7f60 r7:c2816000 r6:b6e42000 r5:c441b040 r4:00000000 [ 120.306536] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.313680] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c68e6000 r5:c441b040 [ 120.321514] r4:c441b040 [ 120.324057] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.331200] r9:c68e6000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000012 r4:00000012 [ 120.338954] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.346528] Exception stack(0xc68e7fa8 to 0xc68e7ff0) [ 120.351589] 7fa0: 00000012 00000012 00000001 b6e42000 00000012 00000000 [ 120.359775] 7fc0: 00000012 00000012 b6f89e00 00000004 00000001 00000000 00020000 bed43a54 [ 120.367957] 7fe0: 00000004 bed43788 b6ef44cf b6e7a7e6 [ 120.373085] irq event stamp: 0 [ 120.376178] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.381768] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.389315] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.396854] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.402448] ---[ end trace dfcb905fa2d201d8 ]--- [ 120.407119] lkdtm: Zero detected: saturated # [ 120.077056] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 120.084161] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 120.092215] lkdtm: Good: zero detected # [ 120.096038] lkdtm: Correctly stayed at zero # [ 120.100236] lkdtm: attempting bad refcount_inc() from zero # [ 120.105871] ------------[ cut here ]------------ # [ 120.110546] WARNING: CPU: 1 PID: 2958 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 120.119112] refcount_t: addition on 0; use-after-free. # [ 120.124260] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 120.153414] CPU: 1 PID: 2958 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 120.161163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.167695] Backtrace: # [ 120.170171] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.177751] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 120.183424] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.190747] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.197716] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24cf0 # [ 120.205469] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.212959] r7:00000019 r6:c1a24cf0 r5:c1a24d00 r4:c68e6000 # [ 120.218632] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 120.227687] r9:c1ad0d2c r8:c15e8634 r7:c68e7f60 r6:00000012 r5:00000000 r4:c68e6000 # [ 120.235443] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 120.245110] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 120.254867] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.263656] r5:c6b3f000 r4:00000033 # [ 120.267244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.275263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.283187] r9:c68e7f60 r8:c530cd80 r7:00000012 r6:b6e42000 r5:c441b040 r4:c0c2f3f8 # [ 120.290946] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.298785] r9:c07f601c r8:c68e7f60 r7:c2816000 r6:b6e42000 r5:c441b040 r4:00000000 # [ 120.306536] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.313680] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c68e6000 r5:c441b040 # [ 120.321514] r4:c441b040 # [ 120.324057] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.331200] r9:c68e6000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000012 r4:00000012 # [ 120.338954] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.346528] Exception stack(0xc68e7fa8 to 0xc68e7ff0) # [ 120.351589] 7fa0: 00000012 00000012 00000001 b6e42000 00000012 00000000 # [ 120.359775] 7fc0: 00000012 00000012 b6f89e00 00000004 00000001 00000000 00020000 bed43a54 # [ 120.367957] 7fe0: 00000004 bed43788 b6ef44cf b6e7a7e6 # [ 120.373085] irq event stamp: 0 # [ 120.376178] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.381768] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.389315] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.396854] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.402448] ---[ end trace dfcb905fa2d201d8 ]--- # [ 120.407119] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 120.855315] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 120.861141] lkdtm: attempting safe refcount_add_not_zero() from zero [ 120.867582] lkdtm: Good: zero detected [ 120.871346] lkdtm: Correctly stayed at zero [ 120.875599] lkdtm: attempting bad refcount_add() from zero [ 120.881128] ------------[ cut here ]------------ [ 120.885819] WARNING: CPU: 1 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 120.894353] refcount_t: addition on 0; use-after-free. [ 120.899531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 120.928679] CPU: 1 PID: 2992 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 120.936428] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.942961] Backtrace: [ 120.945439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.953018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 120.958690] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.966012] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.972983] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24cf0 [ 120.980735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.988224] r7:00000019 r6:c1a24cf0 r5:c1a24d00 r4:c68ca000 [ 120.993898] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 121.002950] r9:c1ad0d40 r8:c15e8634 r7:c68cbf60 r6:00000012 r5:00000000 r4:c68ca000 [ 121.010706] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 121.020372] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 121.030127] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.038917] r5:c6b3f000 r4:00000034 [ 121.042505] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.050523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.058449] r9:c68cbf60 r8:c530cd80 r7:00000012 r6:b6e5e000 r5:c441b180 r4:c0c2f3f8 [ 121.066206] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.074044] r9:c07f601c r8:c68cbf60 r7:c2816000 r6:b6e5e000 r5:c441b180 r4:00000000 [ 121.081795] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.088939] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c68ca000 r5:c441b180 [ 121.096774] r4:c441b180 [ 121.099316] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.106460] r9:c68ca000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000012 r4:00000012 [ 121.114214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.121788] Exception stack(0xc68cbfa8 to 0xc68cbff0) [ 121.126849] bfa0: 00000012 00000012 00000001 b6e5e000 00000012 00000000 [ 121.135035] bfc0: 00000012 00000012 b6fa5e00 00000004 00000001 00000000 00020000 bed01a54 [ 121.143219] bfe0: 00000004 bed01788 b6f104cf b6e967e6 [ 121.148340] irq event stamp: 0 [ 121.151413] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.157028] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.164545] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.172086] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.177700] ---[ end trace dfcb905fa2d201d9 ]--- [ 121.182332] lkdtm: Zero detected: saturated # [ 120.855315] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 120.861141] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 120.867582] lkdtm: Good: zero detected # [ 120.871346] lkdtm: Correctly stayed at zero # [ 120.875599] lkdtm: attempting bad refcount_add() from zero # [ 120.881128] ------------[ cut here ]------------ # [ 120.885819] WARNING: CPU: 1 PID: 2992 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 120.894353] refcount_t: addition on 0; use-after-free. # [ 120.899531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 120.928679] CPU: 1 PID: 2992 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 120.936428] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.942961] Backtrace: # [ 120.945439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.953018] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 120.958690] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.966012] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.972983] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24cf0 # [ 120.980735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.988224] r7:00000019 r6:c1a24cf0 r5:c1a24d00 r4:c68ca000 # [ 120.993898] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 121.002950] r9:c1ad0d40 r8:c15e8634 r7:c68cbf60 r6:00000012 r5:00000000 r4:c68ca000 # [ 121.010706] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 121.020372] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 121.030127] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.038917] r5:c6b3f000 r4:00000034 # [ 121.042505] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.050523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.058449] r9:c68cbf60 r8:c530cd80 r7:00000012 r6:b6e5e000 r5:c441b180 r4:c0c2f3f8 # [ 121.066206] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.074044] r9:c07f601c r8:c68cbf60 r7:c2816000 r6:b6e5e000 r5:c441b180 r4:00000000 # [ 121.081795] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.088939] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c68ca000 r5:c441b180 # [ 121.096774] r4:c441b180 # [ 121.099316] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.106460] r9:c68ca000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000012 r4:00000012 # [ 121.114214] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.121788] Exception stack(0xc68cbfa8 to 0xc68cbff0) # [ 121.126849] bfa0: 00000012 00000012 00000001 b6e5e000 00000012 00000000 # [ 121.135035] bfc0: 00000012 00000012 b6fa5e00 00000004 00000001 00000000 00020000 bed01a54 # [ 121.143219] bfe0: 00000004 bed01788 b6f104cf b6e967e6 # [ 121.148340] irq event stamp: 0 # [ 121.151413] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.157028] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.164545] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.172086] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.177700] ---[ end trace dfcb905fa2d201d9 ]--- # [ 121.182332] lkdtm: Zero detected: saturat[ 121.615816] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED ed # REFCOUNT_[A D D1_2Z1E.R6O2:959] lkdtm: attempting bad refcount_inc() from saturated missing 'call trace:': [FAIL] n[ 121.632026] ------------[ cut here ]------------ ot ok 51 selftests: lkdtm: REFCOU[ 121.639519] WARNING: CPU: 2 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 NT_ADD_ZERO.sh # exit=1 # selfte[ 121.650773] refcount_t: saturated; leaking memory. sts: lkdtm: REFCOUNT_INC_SATURATE[ 121.658366] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 D.sh [ 121.690068] CPU: 2 PID: 3029 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 121.698295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.704829] Backtrace: [ 121.707305] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.714885] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 121.720558] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.727881] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.734852] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 [ 121.742605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.750093] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c5fe4000 [ 121.755767] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.764734] r9:c1ad0d54 r8:c15e8634 r7:c5fe5f60 r6:00000017 r5:c698d000 r4:c5fe4000 [ 121.772489] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.782154] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 121.792345] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.801568] r4:00000035 [ 121.804113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.812131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.820057] r9:c5fe5f60 r8:c530cd80 r7:00000017 r6:b6e6c000 r5:c4344640 r4:c0c2f3f8 [ 121.827814] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.835653] r9:c07f601c r8:c5fe5f60 r7:c2816000 r6:b6e6c000 r5:c4344640 r4:00000000 [ 121.843407] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.850552] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5fe4000 r5:c4344640 [ 121.858385] r4:c4344640 [ 121.860931] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.868076] r9:c5fe4000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000017 r4:00000017 [ 121.875829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.883404] Exception stack(0xc5fe5fa8 to 0xc5fe5ff0) [ 121.888464] 5fa0: 00000017 00000017 00000001 b6e6c000 00000017 00000000 [ 121.896651] 5fc0: 00000017 00000017 b6fb3e00 00000004 00000001 00000000 00020000 befa1a54 [ 121.904836] 5fe0: 00000004 befa1788 b6f1e4cf b6ea47e6 [ 121.909958] irq event stamp: 0 [ 121.913031] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.918648] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.926206] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.933710] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.939333] ---[ end trace dfcb905fa2d201da ]--- [ 121.943968] lkdtm: Saturation detected: still saturated # [ 121.615816] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 121.623959] lkdtm: attempting bad refcount_inc() from saturated # [ 121.632026] ------------[ cut here ]------------ # [ 121.639519] WARNING: CPU: 2 PID: 3029 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 121.650773] refcount_t: saturated; leaking memory. # [ 121.658366] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 121.690068] CPU: 2 PID: 3029 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 121.698295] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.704829] Backtrace: # [ 121.707305] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.714885] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 121.720558] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.727881] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.734852] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 # [ 121.742605] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.750093] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c5fe4000 # [ 121.755767] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.764734] r9:c1ad0d54 r8:c15e8634 r7:c5fe5f60 r6:00000017 r5:c698d000 r4:c5fe4000 # [ 121.772489] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.782154] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 121.792345] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.801568] r4:00000035 # [ 121.804113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.812131] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.820057] r9:c5fe5f60 r8:c530cd80 r7:00000017 r6:b6e6c000 r5:c4344640 r4:c0c2f3f8 # [ 121.827814] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.835653] r9:c07f601c r8:c5fe5f60 r7:c2816000 r6:b6e6c000 r5:c4344640 r4:00000000 # [ 121.843407] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.850552] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5fe4000 r5:c4344640 # [ 121.858385] r4:c4344640 # [ 121.860931] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.868076] r9:c5fe4000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000017 r4:00000017 # [ 121.875829] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.883404] Exception stack(0xc5fe5fa8 to 0xc5fe5ff0) # [ 121.888464] 5fa0: 00000017 00000017 00000001 b6e6c000 00000017 00000000 # [ 121.896651] 5fc0: 00000017 00000017 b6fb3e00 00000004 00000001 00000000 00020000 befa1a54 # [ 121.904836] 5fe0: 00000004 befa1788 b6f1e4cf b6ea47e6 # [ 121.909958] irq event stamp: 0 # [ 121.913031] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.918648] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.926206] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.933710] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.939333] ---[ end trace dfcb905fa2d201da ]--- # [ 121.943968] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED:[ 122.370603] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED saw 'Saturation detected: still [ 122.377494] lkdtm: attempting bad refcount_dec() from saturated saturated': ok ok 52 selftests: [ 122.386419] ------------[ cut here ]------------ lkdtm: REFCOUNT_INC_SATURATED.sh [ 122.393763] WARNING: CPU: 1 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # selftests: lkdtm: REFCOUNT_DEC[ 122.405081] refcount_t: decrement hit 0; leaking memory. _SATURATED.sh [ 122.413235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 122.443382] CPU: 1 PID: 3064 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 122.451132] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.457666] Backtrace: [ 122.460143] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.467721] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 122.473393] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.480718] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.487688] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 [ 122.495441] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.502930] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6848000 [ 122.508606] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.517572] r9:c1ad0d6c r8:c15e8634 r7:c6849f60 r6:00000017 r5:c4685000 r4:c6848000 [ 122.525329] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.534993] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 122.545183] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.554406] r4:00000036 [ 122.556953] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.564970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.572896] r9:c6849f60 r8:c530cd80 r7:00000017 r6:b6e58000 r5:c4199040 r4:c0c2f3f8 [ 122.580653] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.588492] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e58000 r5:c4199040 r4:00000000 [ 122.596243] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.603387] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6848000 r5:c4199040 [ 122.611220] r4:c4199040 [ 122.613764] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.620908] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000017 r4:00000017 [ 122.628663] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.636238] Exception stack(0xc6849fa8 to 0xc6849ff0) [ 122.641298] 9fa0: 00000017 00000017 00000001 b6e58000 00000017 00000000 [ 122.649485] 9fc0: 00000017 00000017 b6f9fe00 00000004 00000001 00000000 00020000 beb0ca54 [ 122.657668] 9fe0: 00000004 beb0c788 b6f0a4cf b6e907e6 [ 122.662792] irq event stamp: 0 [ 122.665886] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.671477] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.679050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.686591] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.692179] ---[ end trace dfcb905fa2d201db ]--- [ 122.696845] lkdtm: Saturation detected: still saturated # [ 122.370603] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 122.377494] lkdtm: attempting bad refcount_dec() from saturated # [ 122.386419] ------------[ cut here ]------------ # [ 122.393763] WARNING: CPU: 1 PID: 3064 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.405081] refcount_t: decrement hit 0; leaking memory. # [ 122.413235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 122.443382] CPU: 1 PID: 3064 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 122.451132] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.457666] Backtrace: # [ 122.460143] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.467721] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 122.473393] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.480718] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.487688] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24cf0 # [ 122.495441] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.502930] r7:0000001f r6:c1a24cf0 r5:c1a24d54 r4:c6848000 # [ 122.508606] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.517572] r9:c1ad0d6c r8:c15e8634 r7:c6849f60 r6:00000017 r5:c4685000 r4:c6848000 # [ 122.525329] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.534993] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 122.545183] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.554406] r4:00000036 # [ 122.556953] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.564970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.572896] r9:c6849f60 r8:c530cd80 r7:00000017 r6:b6e58000 r5:c4199040 r4:c0c2f3f8 # [ 122.580653] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.588492] r9:c07f601c r8:c6849f60 r7:c2816000 r6:b6e58000 r5:c4199040 r4:00000000 # [ 122.596243] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.603387] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6848000 r5:c4199040 # [ 122.611220] r4:c4199040 # [ 122.613764] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.620908] r9:c6848000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:00000017 r4:00000017 # [ 122.628663] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.636238] Exception stack(0xc6849fa8 to 0xc6849ff0) # [ 122.641298] 9fa0: 00000017 00000017 00000001 b6e58000 00000017 00000000 # [ 122.649485] 9fc0: 00000017 00000017 b6f9fe00 00000004 00000001 00000000 00020000 beb0ca54 # [ 122.657668] 9fe0: 00000004 beb0c788 b6f0a4cf b6e907e6 # [ 122.662792] irq event stamp: 0 # [ 122.665886] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.671477] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.679050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.686591] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.692179] ---[ end trace dfcb905fa2d201db ]--- # [ 122.696845] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkd[ 123.133602] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED tm: REFCOUNT_ADD_SATURATED.sh [ 123.141009] lkdtm: attempting bad refcount_dec() from saturated [ 123.149605] ------------[ cut here ]------------ [ 123.154290] WARNING: CPU: 2 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 123.162798] refcount_t: saturated; leaking memory. [ 123.167635] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.196782] CPU: 2 PID: 3099 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 123.204531] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.211063] Backtrace: [ 123.213540] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.221121] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 123.226795] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.234120] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.241091] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 [ 123.248845] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.256334] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6b80000 [ 123.262007] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 123.270975] r9:c1ad0d84 r8:c15e8634 r7:c6b81f60 r6:00000017 r5:c6d27000 r4:c6b80000 [ 123.278732] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 123.288400] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 123.298590] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.307812] r4:00000037 [ 123.310360] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.318377] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.326301] r9:c6b81f60 r8:c530cd80 r7:00000017 r6:b6e61000 r5:c42aac80 r4:c0c2f3f8 [ 123.334059] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.341898] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e61000 r5:c42aac80 r4:00000000 [ 123.349650] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.356794] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6b80000 r5:c42aac80 [ 123.364627] r4:c42aac80 [ 123.367171] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.374313] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000017 r4:00000017 [ 123.382067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.389641] Exception stack(0xc6b81fa8 to 0xc6b81ff0) [ 123.394702] 1fa0: 00000017 00000017 00000001 b6e61000 00000017 00000000 [ 123.402887] 1fc0: 00000017 00000017 b6fa8e00 00000004 00000001 00000000 00020000 bebd7a54 [ 123.411073] 1fe0: 00000004 bebd7788 b6f134cf b6e997e6 [ 123.416181] irq event stamp: 0 [ 123.419255] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.424843] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.432383] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.439926] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.445538] ---[ end trace dfcb905fa2d201dc ]--- [ 123.450168] lkdtm: Saturation detected: still saturated # [ 123.133602] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 123.141009] lkdtm: attempting bad refcount_dec() from saturated # [ 123.149605] ------------[ cut here ]------------ # [ 123.154290] WARNING: CPU: 2 PID: 3099 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 123.162798] refcount_t: saturated; leaking memory. # [ 123.167635] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.196782] CPU: 2 PID: 3099 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 123.204531] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.211063] Backtrace: # [ 123.213540] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.221121] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 123.226795] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.234120] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.241091] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24cf0 # [ 123.248845] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.256334] r7:00000016 r6:c1a24cf0 r5:c1a24cc8 r4:c6b80000 # [ 123.262007] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 123.270975] r9:c1ad0d84 r8:c15e8634 r7:c6b81f60 r6:00000017 r5:c6d27000 r4:c6b80000 # [ 123.278732] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 123.288400] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 123.298590] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.307812] r4:00000037 # [ 123.310360] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.318377] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.326301] r9:c6b81f60 r8:c530cd80 r7:00000017 r6:b6e61000 r5:c42aac80 r4:c0c2f3f8 # [ 123.334059] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.341898] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e61000 r5:c42aac80 r4:00000000 # [ 123.349650] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.356794] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6b80000 r5:c42aac80 # [ 123.364627] r4:c42aac80 # [ 123.367171] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.374313] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000017 r4:00000017 # [ 123.382067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.389641] Exception stack(0xc6b81fa8 to 0xc6b81ff0) # [ 123.394702] 1fa0: 00000017 00000017 00000001 b6e61000 00000017 00000000 # [ 123.402887] 1fc0: 00000017 00000017 b6fa8e00 00000004 00000001 00000000 00020000 bebd7a54 # [ 123.411073] 1fe0: 00000004 bebd7788 b6f134cf b6e997e6 # [ 123.416181] irq event stamp: 0 # [ 123.419255] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.424843] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.432383] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.439926] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.445538] ---[ end trace dfcb905fa2d201dc ]--- # [ 123.450168] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturati[ 123.881011] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED on detected: still saturated': ok[ 123.890068] lkdtm: attempting bad refcount_inc_not_zero() from saturated ok 54 selftests: lkdtm: REFCOUN[ 123.899566] ------------[ cut here ]------------ T_ADD_SATURATED.sh # selftests: [ 123.907222] WARNING: CPU: 3 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 lkdtm: REFCOUNT_INC_NOT_ZERO_SATU[ 123.918346] refcount_t: saturated; leaking memory. RATED.sh [ 123.925998] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.955704] CPU: 3 PID: 3131 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 123.963455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.969988] Backtrace: [ 123.972466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.980045] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 123.985720] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.993044] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.000016] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 [ 124.007770] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.015259] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6ed2000 [ 124.020935] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 124.029904] r9:c1ad0d9c r8:c15e8634 r7:c6ed3f60 r6:00000020 r5:c44f4000 r4:c0000000 [ 124.037663] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 124.048111] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 124.059851] r5:c44f4000 r4:c6ed2000 [ 124.063445] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.073450] r4:00000038 [ 124.075996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.084016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.091942] r9:c6ed3f60 r8:c530cd80 r7:00000020 r6:b6e6c000 r5:c69b3900 r4:c0c2f3f8 [ 124.099699] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.107539] r9:c07f601c r8:c6ed3f60 r7:c2816000 r6:b6e6c000 r5:c69b3900 r4:00000000 [ 124.115291] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.122436] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c6ed2000 r5:c69b3900 [ 124.130268] r4:c69b3900 [ 124.132813] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.139957] r9:c6ed2000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020 [ 124.147712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.155286] Exception stack(0xc6ed3fa8 to 0xc6ed3ff0) [ 124.160348] 3fa0: 00000020 00000020 00000001 b6e6c000 00000020 00000000 [ 124.168535] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bee88a54 [ 124.176722] 3fe0: 00000004 bee88788 b6f1e4cf b6ea47e6 [ 124.181870] irq event stamp: 0 [ 124.184947] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.190565] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.198093] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.205617] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.211201] ---[ end trace dfcb905fa2d201dd ]--- [ 124.215856] lkdtm: Saturation detected: still saturated # [ 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 # [ 123.881011] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 123.890068] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 123.899566] ------------[ cut here ]------------ # [ 123.907222] WARNING: CPU: 3 PID: 3131 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 123.918346] refcount_t: saturated; leaking memory. # [ 123.925998] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.955704] CPU: 3 PID: 3131 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 123.963455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.969988] Backtrace: # [ 123.972466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.980045] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 123.985720] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.993044] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.000016] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 # [ 124.007770] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.015259] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6ed2000 # [ 124.020935] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 124.029904] r9:c1ad0d9c r8:c15e8634 r7:c6ed3f60 r6:00000020 r5:c44f4000 r4:c0000000 # [ 124.037663] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 124.048111] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 124.059851] r5:c44f4000 r4:c6ed2000 # [ 124.063445] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.073450] r4:00000038 # [ 124.075996] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.084016] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.091942] r9:c6ed3f60 r8:c530cd80 r7:00000020 r6:b6e6c000 r5:c69b3900 r4:c0c2f3f8 # [ 124.099699] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.107539] r9:c07f601c r8:c6ed3f60 r7:c2816000 r6:b6e6c000 r5:c69b3900 r4:00000000 # [ 124.115291] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.122436] r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c6ed2000 r5:c69b3900 # [ 124.130268] r4:c69b3900 # [ 124.132813] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.139957] r9:c6ed2000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020 # [ 124.147712] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.155286] Exception stack(0xc6ed3fa8 to 0xc6ed3ff0) # [ 124.160348] 3fa0: 00000020 00000020 00000001 b6e6c000 00000020 00000000 # [ 124.168535] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bee88a54 # [ 124.176722] 3fe0: 00000004 bee88788 b6f1e4cf b6ea47e6 # [ 124.181870] irq event stamp: 0 # [ 124.1849[ 124.668778] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 47] hardirqs last enabled at (0)[ 124.676074] lkdtm: attempting bad refcount_add_not_zero() from saturated : [<00000000>] 0x0 # [ 124.1905[ 124.685562] ------------[ cut here ]------------ 65] hardirqs last disabled at (0)[ 124.693021] WARNING: CPU: 3 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 : [] copy_process+0x5c8[ 124.704439] refcount_t: saturated; leaking memory. /0x194c # [ 124.198093] softirq[ 124.712011] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 s last enabled at (0): [] copy_pr[o c e1s2s4+.07x554c288] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) /0x194c # [ 124[. 2 102546.17762595] Backtrace: softirqs last disabled at (0): [[ 124.767147] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <00000000>] 0x0 # [[ 112244.777565] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 211201] ---[ end trace dfcb9[0 5 124.785398] [] (show_stack) from [] (dump_stack+0xe0/0x100) a2d201dd ]--- # [ 124[. 2 11528.795306] [] (dump_stack) from [] (__warn+0xfc/0x16c) 56] lkdtm: Sat[u r a1t2i4o.n8 0d4605] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 tected: still sat[u r a1t2e4d. 8 4343] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # REFCOUNT_IN[C _ N1O2T4_.8Z2E3R905] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6b80000 _SATURATED: missing 'call t[r a124.831481] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) e:': [FAIL] not o[k 5152 4s.e842950] r9:c1ad0dbc r8:c15e8634 r7:c6b81f60 r6:00000020 r5:c428c000 r4:c0000000 ftests: lkdtm: REFCOUNT_IN[C _ N124.852866] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) T_ZERO_SATURATED.sh # [e x i1t2=4.865814] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # selft[e s1t2s4:. 8l7k9d8t8m2] r5:c428c000 r4:c6b80000 REFCOUNT_ADD_NOT_ZERO_SATURATE[D 124.885206] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) .sh [ 124.897879] r4:00000039 [ 124.900855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.908874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.916800] r9:c6b81f60 r8:c530cd80 r7:00000020 r6:b6e3c000 r5:c41d7b80 r4:c0c2f3f8 [ 124.924557] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.932396] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e3c000 r5:c41d7b80 r4:00000000 [ 124.940147] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.947292] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6b80000 r5:c41d7b80 [ 124.955127] r4:c41d7b80 [ 124.957671] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.964813] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000020 r4:00000020 [ 124.972567] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.980142] Exception stack(0xc6b81fa8 to 0xc6b81ff0) [ 124.985203] 1fa0: 00000020 00000020 00000001 b6e3c000 00000020 00000000 [ 124.993390] 1fc0: 00000020 00000020 b6f83e00 00000004 00000001 00000000 00020000 bec5ca54 [ 125.001574] 1fe0: 00000004 bec5c788 b6eee4cf b6e747e6 [ 125.006681] irq event stamp: 0 [ 125.009753] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.015341] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.022891] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.030426] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.036044] ---[ end trace dfcb905fa2d201de ]--- [ 125.040684] lkdtm: Saturation detected: still saturated # [ 124.668778] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 124.676074] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 124.685562] ------------[ cut here ]------------ # [ 124.693021] WARNING: CPU: 3 PID: 3165 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 124.704439] refcount_t: saturated; leaking memory. # [ 124.712011] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 124.743691] CPU: 3 PID: 3165 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 124.754248] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.762595] Backtrace: # [ 124.767147] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.777565] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 124.785398] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.795306] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.804605] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24cf0 # [ 124.814343] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.823905] r7:00000013 r6:c1a24cf0 r5:c1a24cc8 r4:c6b80000 # [ 124.831481] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 124.842950] r9:c1ad0dbc r8:c15e8634 r7:c6b81f60 r6:00000020 r5:c428c000 r4:c0000000 # [ 124.852866] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 124.865814] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 124.879882] r5:c428c000 r4:c6b80000 # [ 124.885206] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.897879] r4:00000039 # [ 124.900855] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.908874] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.916800] r9:c6b81f60 r8:c530cd80 r7:00000020 r6:b6e3c000 r5:c41d7b80 r4:c0c2f3f8 # [ 124.924557] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.932396] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e3c000 r5:c41d7b80 r4:00000000 # [ 124.940147] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.947292] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6b80000 r5:c41d7b80 # [ 124.955127] r4:c41d7b80 # [ 124.957671] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.964813] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000020 r4:00000020 # [ 124.972567] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.980142] Exception stack(0xc6b81fa8 to 0xc6b81ff0) # [ 124.985203] 1fa0: 00000020 00000020 00000001 b6e3c000 00000020 00000000 # [ 124.993390] 1fc0: 00000020 00000020 b6f83e00 00000004 00000001 00000000 00020000 bec5ca54 # [ 125.001574] 1fe0: 00000004 bec5c788 b6eee4cf b6e747e6 # [ 125.006681] irq event stamp: 0 # [ 125.009753] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.015341] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.022891] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.030426] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.036044] ---[ end trace dfcb905fa2d201de ]--- # [ 125.040684] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 125.515178] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 125.522220] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 125.528999] ------------[ cut here ]------------ [ 125.533655] WARNING: CPU: 0 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 125.542330] refcount_t: underflow; use-after-free. [ 125.547182] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 125.576425] CPU: 0 PID: 3202 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 125.584175] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.590707] Backtrace: [ 125.593183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.600761] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 125.606435] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.613758] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.620730] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 [ 125.628485] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.635975] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6b80000 [ 125.641652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 125.650705] r9:c1ad0ddc r8:c15e8634 r7:c6b81f60 r6:00000020 r5:c5ff6000 r4:c6b80000 [ 125.658463] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 125.668913] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 125.680665] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.690669] r4:0000003a [ 125.693215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.701234] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.709159] r9:c6b81f60 r8:c530cd80 r7:00000020 r6:b6e40000 r5:c42e1680 r4:c0c2f3f8 [ 125.716916] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.724755] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e40000 r5:c42e1680 r4:00000000 [ 125.732506] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.739649] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c6b80000 r5:c42e1680 [ 125.747483] r4:c42e1680 [ 125.750027] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.757170] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000020 r4:00000020 [ 125.764924] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.772498] Exception stack(0xc6b81fa8 to 0xc6b81ff0) [ 125.777559] 1fa0: 00000020 00000020 00000001 b6e40000 00000020 00000000 [ 125.785744] 1fc0: 00000020 00000020 b6f87e00 00000004 00000001 00000000 00020000 beb94a54 [ 125.793926] 1fe0: 00000004 beb94788 b6ef24cf b6e787e6 [ 125.799028] irq event stamp: 0 [ 125.802099] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.807729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.815228] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.822747] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.828354] ---[ end trace dfcb905fa2d201df ]--- [ 125.832983] lkdtm: Saturation detected: still saturated # [ 125.515178] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 125.522220] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 125.528999] ------------[ cut here ]------------ # [ 125.533655] WARNING: CPU: 0 PID: 3202 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 125.542330] refcount_t: underflow; use-after-free. # [ 125.547182] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 125.576425] CPU: 0 PID: 3202 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 125.584175] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.590707] Backtrace: # [ 125.593183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.600761] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 125.606435] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.613758] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.620730] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 # [ 125.628485] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.635975] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6b80000 # [ 125.641652] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 125.650705] r9:c1ad0ddc r8:c15e8634 r7:c6b81f60 r6:00000020 r5:c5ff6000 r4:c6b80000 # [ 125.658463] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 125.668913] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 125.680665] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.690669] r4:0000003a # [ 125.693215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.701234] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.709159] r9:c6b81f60 r8:c530cd80 r7:00000020 r6:b6e40000 r5:c42e1680 r4:c0c2f3f8 # [ 125.716916] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.724755] r9:c07f601c r8:c6b81f60 r7:c2816000 r6:b6e40000 r5:c42e1680 r4:00000000 # [ 125.732506] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.739649] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c6b80000 r5:c42e1680 # [ 125.747483] r4:c42e1680 # [ 125.750027] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.757170] r9:c6b80000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000020 r4:00000020 # [ 125.764924] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.772498] Exception stack(0xc6b81fa8 to 0xc6b81ff0) # [ 125.777559] 1fa0: 00000020 00000020 00000001 b6e40000 00000020 00000000 # [ 125.785744] 1fc0: 00000020 00000020 b6f87e00 00000004 00000001 00000000 00020000 beb94a54 # [ 125.793926] 1fe0: 00000004 beb94788 b6ef24cf b6e787e6 # [ 125.799028] irq event stamp: 0 # [ 125.802099] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.807729] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.815228] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.822747] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.828354] ---[ end trace dfcb905fa2d201df ]--- # [ 125.832983] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh [ 126.308091] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 126.314987] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 126.321871] ------------[ cut here ]------------ [ 126.326592] WARNING: CPU: 2 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 126.335132] refcount_t: underflow; use-after-free. [ 126.340082] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 126.369602] CPU: 2 PID: 3237 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 126.377353] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.383884] Backtrace: [ 126.386362] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.393943] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 126.399616] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.406941] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.413913] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 [ 126.421667] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.429156] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6fde000 [ 126.434829] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 126.443886] r9:c1ad0dfc r8:c15e8634 r7:c6fdff60 r6:00000020 r5:c698d000 r4:c6fde000 [ 126.451643] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 126.462092] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 126.473844] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.483848] r4:0000003b [ 126.486395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.494414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.502338] r9:c6fdff60 r8:c530cd80 r7:00000020 r6:b6e9c000 r5:c4428b40 r4:c0c2f3f8 [ 126.510095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.517934] r9:c07f601c r8:c6fdff60 r7:c2816000 r6:b6e9c000 r5:c4428b40 r4:00000000 [ 126.525686] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.532829] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c6fde000 r5:c4428b40 [ 126.540661] r4:c4428b40 [ 126.543204] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.550349] r9:c6fde000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:00000020 r4:00000020 [ 126.558103] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.565679] Exception stack(0xc6fdffa8 to 0xc6fdfff0) [ 126.570742] ffa0: 00000020 00000020 00000001 b6e9c000 00000020 00000000 [ 126.578927] ffc0: 00000020 00000020 b6fe3e00 00000004 00000001 00000000 00020000 bef66a54 [ 126.587111] ffe0: 00000004 bef66788 b6f4e4cf b6ed47e6 [ 126.592251] irq event stamp: 0 [ 126.595324] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.600959] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.608531] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.616115] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.621717] ---[ end trace dfcb905fa2d201e0 ]--- [ 126.626387] lkdtm: Saturation detected: still saturated # [ 126.308091] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 126.314987] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 126.321871] ------------[ cut here ]------------ # [ 126.326592] WARNING: CPU: 2 PID: 3237 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 126.335132] refcount_t: underflow; use-after-free. # [ 126.340082] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb gpu_sched dw_hdmi_imx dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 126.369602] CPU: 2 PID: 3237 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 126.377353] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.383884] Backtrace: # [ 126.386362] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.393943] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 126.399616] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.406941] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.413913] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24cf0 # [ 126.421667] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.429156] r7:0000001c r6:c1a24cf0 r5:c1a24d2c r4:c6fde000 # [ 126.434829] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 126.443886] r9:c1ad0dfc r8:c15e8634 r7:c6fdff60 r6:00000020 r5:c698d000 r4:c6fde000 # [ 126.451643] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 126.462092] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 126.473844] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.483848] r4:0000003b # [ 126.486395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.494414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.502338] r9:c6fdff60 r8:c530cd80 r7:00000020 r6:b6e9c000 r5:c4428b40 r4:c0c2f3f8 # [ 126.510095] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.517934] r9:c07f601c r8:c6fdff60 r7:c2816000 r6:b6e9c000 r5:c4428b40 r4:00000000 # [ 126.525686] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.532829] r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c6fde000 r5:c4428b40 # [ 126.540661] r4:c4428b40 # [ 126.543204] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.550349] r9:c6fde000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:00000020 r4:00000020 # [ 126.558103] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.565679] Exception stack(0xc6fdffa8 to 0xc6fdfff0) # [ 126.570742] ffa0: 00000020 00000020 00000001 b6e9c000 00000020 00000000 # [ 126.578927] ffc0: 00000020 00000020 b6fe3e00 00000004 00000001 00000000 00020000 bef66a54 # [ 126.587111] ffe0: 00000004 bef66788 b6f4e4cf b6ed47e6 # [ 126.592251] irq event stamp: 0 # [ 126.595324] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.600959] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.608531] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.616115] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.621717] ---[ end trace dfcb905fa2d201e0 ]--- # [ 126.626387] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh [ 127.442066] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 127.448302] lkdtm: attempting good copy_to_user of correct size [ 127.454308] lkdtm: attempting bad copy_to_user of too large size # [ 127.442066] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 127.448302] lkdtm: attempting good copy_to_user of correct size # [ 127.454308] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh [ 127.868195] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 127.874419] lkdtm: attempting good copy_from_user of correct size [ 127.880630] lkdtm: attempting bad copy_from_user of too large size # [ 127.868195] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 127.874419] lkdtm: attempting good copy_from_user of correct size # [ 127.880630] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh [ 128.292262] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 128.298832] lkdtm: attempting good copy_to_user inside whitelist [ 128.304893] lkdtm: attempting bad copy_to_user outside whitelist # [ 128.292262] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 128.298832] lkdtm: attempting good copy_to_user inside whitelist # [ 128.304893] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh [ 128.718345] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 128.725003] lkdtm: attempting good copy_from_user inside whitelist [ 128.731513] lkdtm: attempting bad copy_from_user outside whitelist # [ 128.718345] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 128.725003] lkdtm: attempting good copy_from_user inside whitelist # [ 128.731513] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh [ 129.155977] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 129.162187] lkdtm: good_stack: c6a33e0c-c6a33e2c [ 129.166984] lkdtm: bad_stack : c6a33d84-c6a33da4 [ 129.171672] lkdtm: attempting good copy_to_user of local stack [ 129.177654] lkdtm: attempting bad copy_to_user of distant stack # [ 129.155977] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 129.162187] lkdtm: good_stack: c6a33e0c-c6a33e2c # [ 129.166984] lkdtm: bad_stack : c6a33d84-c6a33da4 # [ 129.171672] lkdtm: attempting good copy_to_user of local stack # [ 129.177654] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh [ 129.586711] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 129.593096] lkdtm: good_stack: c6c8be0c-c6c8be2c [ 129.597798] lkdtm: bad_stack : c6c8bd84-c6c8bda4 [ 129.603746] lkdtm: attempting good copy_from_user of local stack [ 129.609945] lkdtm: attempting bad copy_from_user of distant stack # [ 129.586711] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 129.593096] lkdtm: good_stack: c6c8be0c-c6c8be2c # [ 129.597798] lkdtm: bad_stack : c6c8bd84-c6c8bda4 # [ 129.603746] lkdtm: attempting good copy_from_user of local stack # [ 129.609945] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh [ 130.034194] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 130.040287] lkdtm: good_stack: c6c8be0c-c6c8be2c [ 130.044920] lkdtm: bad_stack : c6c8bffc-c6c8c01c [ 130.049751] lkdtm: attempting good copy_to_user of local stack [ 130.055693] lkdtm: attempting bad copy_to_user of distant stack # [ 130.034194] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 130.040287] lkdtm: good_stack: c6c8be0c-c6c8be2c # [ 130.044920] lkdtm: bad_stack : c6c8bffc-c6c8c01c # [ 130.049751] lkdtm: attempting good copy_to_user of local stack # [ 130.055693] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh [ 130.464968] lkdtm: Performing direct entry USERCOPY_KERNEL [ 130.470572] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 [ 130.477731] lkdtm: attempting bad copy_to_user from kernel text: c053a434 [ 130.484539] lkdtm: FAIL: survived bad copy_to_user() # [ 130.464968] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 130.470572] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 # [ 130.477731] lkdtm: attempting bad copy_to_user from kernel text: c053a434 # [ 130.484539] 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 [ 130.908921] lkdtm: Performing direct entry STACKLEAK_ERASING [ 130.914608] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 130.921708] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 130.928694] lkdtm: FAIL: the thread stack is NOT properly erased [ 130.934762] CPU: 2 PID: 3602 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 130.942516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.949048] Backtrace: [ 130.951527] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.959108] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 [ 130.964781] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.972106] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 130.980640] r9:c1ad0f04 r8:c15e8634 r7:c6f05f60 r6:c6f05e34 r5:c6f04000 r4:0000078d [ 130.988399] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.997194] r8:c15e8634 r7:c6f05f60 r6:00000012 r5:c698d000 r4:00000046 [ 131.003908] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.011927] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.019853] r9:c6f05f60 r8:c530cd80 r7:00000012 r6:b6dbb000 r5:c42a03c0 r4:c0c2f3f8 [ 131.027610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.035450] r9:c07f601c r8:c6f05f60 r7:c2816000 r6:b6dbb000 r5:c42a03c0 r4:00000000 [ 131.043202] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.050346] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6f04000 r5:c42a03c0 [ 131.058179] r4:c42a03c0 [ 131.060723] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.067869] r9:c6f04000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000012 r4:00000012 [ 131.075626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.083201] Exception stack(0xc6f05fa8 to 0xc6f05ff0) [ 131.088262] 5fa0: 00000012 00000012 00000001 b6dbb000 00000012 00000000 [ 131.096451] 5fc0: 00000012 00000012 b6f02e00 00000004 00000001 00000000 00020000 bed31a54 [ 131.104634] 5fe0: 00000004 bed31788 b6e6d4cf b6df37e6 # [ 130.908921] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 130.914608] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 130.921708] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 130.928694] lkdtm: FAIL: the thread stack is NOT properly erased # [ 130.934762] CPU: 2 PID: 3602 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 130.942516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.949048] Backtrace: # [ 130.951527] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.959108] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7b4 # [ 130.964781] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.972106] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 130.980640] r9:c1ad0f04 r8:c15e8634 r7:c6f05f60 r6:c6f05e34 r5:c6f04000 r4:0000078d # [ 130.988399] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.997194] r8:c15e8634 r7:c6f05f60 r6:00000012 r5:c698d000 r4:00000046 # [ 131.003908] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.011927] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.019853] r9:c6f05f60 r8:c530cd80 r7:00000012 r6:b6dbb000 r5:c42a03c0 r4:c0c2f3f8 # [ 131.027610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.035450] r9:c07f601c r8:c6f05f60 r7:c2816000 r6:b6dbb000 r5:c42a03c0 r4:00000000 # [ 131.043202] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.050346] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c6f04000 r5:c42a03c0 # [ 131.058179] r4:c42a03c0 # [ 131.060723] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.067869] r9:c6f04000 r8:c03002e4 r7:00000004 r6:b6f02e00 r5:00000012 r4:00000012 # [ 131.075626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.083201] Exception stack(0xc6f05fa8 to 0xc6f05ff0) # [ 131.088262] 5fa0: 00000012 00000012 00000001 b6dbb000 00000012 00000000 # [ 131.096451] 5fc0: 00000012 00000012 b6f02e00 00000004 00000001 00000000 00020000 bed31a54 # [ 131.104634] 5fe0: 00000004 bed31788 b6e6d4cf b6df37e6 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 131.551887] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 131.557623] lkdtm: Calling matched prototype ... [ 131.562256] lkdtm: Calling mismatched prototype ... [ 131.567317] lkdtm: Fail: survived mismatched prototype function call! # [ 131.551887] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 131.557623] lkdtm: Calling matched prototype ... # [ 131.562256] lkdtm: Calling mismatched prototype ... # [ 131.567317] 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 / #