[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.38 (4 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6693967/tftp-deploy-79ubspza/kernel/zImage tftp 0x10000000 6693967/tftp-deploy-79ubspza/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6693967/tftp-deploy-79ubspza/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################# 10.6 MiB/s done Bytes transferred = 12337664 (bc4200 hex) => tftp 0x14000000 6693967/tftp-deploy-79ubspza/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6693967/tftp-deploy-79ubspza/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6693967/tftp-deploy-79ubspza/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 11.1 MiB/s done Bytes transferred = 15420405 (eb4bf5 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6693967/tftp-deploy-79ubspza/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6693967/tftp-deploy-79ubspza/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '6693967/tftp-deploy-79ubspza/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.7 MiB/s done Bytes transferred = 42397 (a59d hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6693967/extract-nfsrootfs-un9v60l1,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6693967/extract-nfsrootfs-un9v60l1,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc4200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15420341 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.125-cip10 (KernelCI@build-j267424-arm-gcc-10-multi-v7-defconfig-kselftest-mb8zv) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Jun 28 03:16:51 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/6693967/extract-nfsrootfs-un9v60l1,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: 921464K/1048576K available (17408K kernel code, 2649K rwdata, 8096K rodata, 2048K init, 6693K bss, 61576K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55449 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000043] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004413] Console: colour dummy device 80x30 [ 0.004478] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004507] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004534] ... MAX_LOCK_DEPTH: 48 [ 0.004559] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004585] ... CLASSHASH_SIZE: 4096 [ 0.004610] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004635] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004661] ... CHAINHASH_SIZE: 32768 [ 0.004687] memory used by lock dependency info: 4061 kB [ 0.004713] memory used for stack traces: 2112 kB [ 0.004739] per task-struct memory footprint: 1536 bytes [ 0.004838] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004891] pid_max: default: 32768 minimum: 301 [ 0.005276] LSM: Security Framework initializing [ 0.005389] LSM support for eBPF active [ 0.005540] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005591] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008164] CPU: Testing write buffer coherency: ok [ 0.008288] CPU0: Spectre v2: using BPIALL workaround [ 0.009374] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013264] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015631] rcu: Hierarchical SRCU implementation. [ 0.025066] EFI services will not be available. [ 0.026389] smp: Bringing up secondary CPUs ... [ 0.029731] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.029746] CPU1: Spectre v2: using BPIALL workaround [ 0.033748] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.033762] CPU2: Spectre v2: using BPIALL workaround [ 0.037433] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037448] CPU3: Spectre v2: using BPIALL workaround [ 0.038311] smp: Brought up 1 node, 4 CPUs [ 0.038355] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.038392] CPU: All CPU(s) started in SVC mode. [ 0.041302] devtmpfs: initialized [ 0.098206] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101188] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101263] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.105994] pinctrl core: initialized pinctrl subsystem [ 0.113024] DMI not present or invalid. [ 0.115359] NET: Registered protocol family 16 [ 0.127128] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136783] thermal_sys: Registered thermal governor 'step_wise' [ 0.137333] cpuidle: using governor menu [ 0.137882] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.892567] vdd1p1: supplied by regulator-dummy [ 0.924702] vdd3p0: supplied by regulator-dummy [ 0.956445] vdd2p5: supplied by regulator-dummy [ 0.988157] vddarm: supplied by regulator-dummy [ 1.020876] vddpu: supplied by regulator-dummy [ 1.051713] vddsoc: supplied by regulator-dummy [ 2.400165] No ATAGs? [ 2.401071] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.401158] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.421157] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.451097] Serial: AMBA PL011 UART driver [ 2.516358] Kprobes globally optimized [ 2.611574] mxs-dma 110000.dma-apbh: initialized [ 2.644300] iommu: Default domain type: Translated [ 2.646465] vgaarb: loaded [ 2.651286] SCSI subsystem initialized [ 2.653451] usbcore: registered new interface driver usbfs [ 2.653901] usbcore: registered new interface driver hub [ 2.654142] usbcore: registered new device driver usb [ 2.661813] i2c i2c-0: IMX I2C adapter registered [ 2.668946] i2c i2c-1: IMX I2C adapter registered [ 2.673488] i2c i2c-2: IMX I2C adapter registered [ 2.678188] pps_core: LinuxPPS API ver. 1 registered [ 2.678232] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.678331] PTP clock support registered [ 2.696401] clocksource: Switched to clocksource mxc_timer1 [ 4.381370] NET: Registered protocol family 2 [ 4.382194] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.385621] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.385804] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.386038] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.387560] TCP: Hash tables configured (established 8192 bind 8192) [ 4.388610] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.388956] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.389218] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.389961] NET: Registered protocol family 1 [ 4.392824] RPC: Registered named UNIX socket transport module. [ 4.392916] RPC: Registered udp transport module. [ 4.392957] RPC: Registered tcp transport module. [ 4.392997] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.393050] NET: Registered protocol family 44 [ 4.393116] PCI: CLS 0 bytes, default 64 [ 4.395607] Trying to unpack rootfs image as initramfs... [ 6.292361] Freeing initrd memory: 15060K [ 6.293661] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.295574] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.304789] Initialise system trusted keyrings [ 6.305950] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.358272] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.362296] NFS: Registering the id_resolver key type [ 6.362535] Key type id_resolver registered [ 6.362626] Key type id_legacy registered [ 6.363289] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.363393] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.363589] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.365824] Key type asymmetric registered [ 6.365956] Asymmetric key parser 'x509' registered [ 6.366504] bounce: pool size: 64 pages [ 6.366677] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.366784] io scheduler mq-deadline registered [ 6.366828] io scheduler kyber registered [ 6.367779] test_firmware: interface ready [ 6.610302] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.610561] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.881597] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.902873] SuperH (H)SCI(F) driver initialized [ 6.905936] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.911355] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.842641] printk: console [ttymxc1] enabled [ 7.853599] msm_serial: driver initialized [ 7.858930] STMicroelectronics ASC driver initialized [ 7.870742] STM32 USART driver initialized [ 7.897482] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.920225] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.928733] panel-simple panel-lcd: Specify missing connector_type [ 7.936651] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 7.993394] brd: module loaded [ 8.056095] loop: module loaded [ 8.062749] lkdtm: No crash points registered, enable through debugfs [ 8.085558] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.093611] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.101727] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.110044] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.118110] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.126480] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.134198] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.145687] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.152819] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.161717] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.176332] scsi host0: ahci-imx [ 8.181992] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.249268] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.263000] pps pps0: new PPS source ptp0 [ 8.309899] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.320766] e1000e: Intel(R) PRO/1000 Network Driver [ 8.325771] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.332065] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.337553] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.366095] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.373756] usbcore: registered new interface driver pegasus [ 8.379739] usbcore: registered new interface driver asix [ 8.385322] usbcore: registered new interface driver ax88179_178a [ 8.391649] usbcore: registered new interface driver cdc_ether [ 8.397785] usbcore: registered new interface driver smsc75xx [ 8.403777] usbcore: registered new interface driver smsc95xx [ 8.409784] usbcore: registered new interface driver net1080 [ 8.415628] usbcore: registered new interface driver cdc_subset [ 8.421782] usbcore: registered new interface driver zaurus [ 8.427725] usbcore: registered new interface driver cdc_ncm [ 8.446794] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.453435] ehci-pci: EHCI PCI platform driver [ 8.458126] ehci-platform: EHCI generic platform driver [ 8.464426] ehci-orion: EHCI orion driver [ 8.469463] SPEAr-ehci: EHCI SPEAr driver [ 8.474436] ehci-st: EHCI STMicroelectronics driver [ 8.480310] ehci-exynos: EHCI Exynos driver [ 8.485429] ehci-atmel: EHCI Atmel driver [ 8.490427] tegra-ehci: Tegra EHCI driver [ 8.495399] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.501742] ohci-pci: OHCI PCI platform driver [ 8.506430] ohci-platform: OHCI generic platform driver [ 8.512675] SPEAr-ohci: OHCI SPEAr driver [ 8.517681] ohci-st: OHCI STMicroelectronics driver [ 8.519065] ata1: SATA link down (SStatus 0 SControl 300) [ 8.523506] ohci-atmel: OHCI Atmel driver [ 8.528420] ahci-imx 2200000.sata: no device found, disabling link. [ 8.535817] usbcore: registered new interface driver usb-storage [ 8.538460] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.578569] i2c /dev entries driver [ 8.668660] sdhci: Secure Digital Host Controller Interface driver [ 8.674884] sdhci: Copyright(c) Pierre Ossman [ 8.689311] Synopsys Designware Multimedia Card Interface Driver [ 8.703077] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.712673] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.712679] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.712870] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.730141] ledtrig-cpu: registered to indicate activity on CPUs [ 8.740245] usbcore: registered new interface driver usbhid [ 8.745859] usbhid: USB HID core driver [ 8.766910] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.766962] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.775150] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.788919] gre: GRE over IPv4 demultiplexor driver [ 8.793840] ip_gre: GRE over IPv4 tunneling driver [ 8.804932] IPv4 over IPsec tunneling driver [ 8.814595] NET: Registered protocol family 10 [ 8.818266] mmc2: new high speed SDHC card at address aaaa [ 8.826817] Segment Routing with IPv6 [ 8.828839] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.837425] ip6_gre: GRE over IPv6 tunneling driver [ 8.845592] NET: Registered protocol family 17 [ 8.851693] Key type dns_resolver registered [ 8.859594] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.867208] GPT:7812499 != 31116287 [ 8.870740] GPT:Alternate GPT header not at the end of the disk. [ 8.872067] ThumbEE CPU extension supported. [ 8.876893] GPT:7812499 != 31116287 [ 8.881164] Registering SWP/SWPB emulation handler [ 8.884643] GPT: Use GNU Parted to correct GPT errors. [ 8.891011] Loading compiled-in X.509 certificates [ 8.894724] mmcblk2: p1 p2 p3 [ 9.081957] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.090509] panel-simple panel-lcd: Specify missing connector_type [ 9.104011] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.141203] imx_usb 2184200.usb: No over current polarity defined [ 9.154640] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.159988] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.196856] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.218225] hub 1-0:1.0: USB hub found [ 9.224576] hub 1-0:1.0: 1 port detected [ 9.241563] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.274657] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.283268] panel-simple panel-lcd: Specify missing connector_type [ 9.296805] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.328467] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.336800] panel-simple panel-lcd: Specify missing connector_type [ 9.350271] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.370136] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.399706] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.408043] panel-simple panel-lcd: Specify missing connector_type [ 9.421488] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.444130] 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) [ 9.459545] IP-Config: Failed to open gretap0 [ 9.463947] IP-Config: Failed to open erspan0 [ 9.496383] Sending DHCP requests . [ 9.616497] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.835781] hub 1-1:1.0: USB hub found [ 9.840266] hub 1-1:1.0: 3 ports detected [ 9.875908] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.884441] panel-simple panel-lcd: Specify missing connector_type [ 9.900643] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.576387] . [ 12.557894] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.569054] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.196592] ., OK [ 15.238807] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 [ 15.247052] IP-Config: Complete: [ 15.250370] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 [ 15.260901] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) [ 15.268850] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 15.268869] nameserver0=192.168.201.1 [ 15.331631] Freeing unused kernel memory: 2048K [ 15.337557] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 19.341139] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.383127] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.391646] panel-simple panel-lcd: Specify missing connector_type [ 19.407563] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.422368] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.464849] CAN device driver interface [ 19.499437] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.508014] panel-simple panel-lcd: Specify missing connector_type [ 19.533865] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.619181] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.639373] caam 2100000.crypto: Entropy delay = 3200 [ 19.640714] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.665064] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.671695] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.705278] caam 2100000.crypto: Instantiated RNG4 SH0 [ 19.766038] caam 2100000.crypto: Instantiated RNG4 SH1 [ 19.771320] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 19.778136] caam 2100000.crypto: job rings = 2, qi = 0 [ 19.785886] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.794082] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.800415] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.810561] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.815415] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.819053] panel-simple panel-lcd: Specify missing connector_type [ 19.878108] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 19.883776] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.887423] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 19.903726] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 19.925521] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 19.935953] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 19.940757] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 19.944675] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 19.946506] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.947325] panel-simple panel-lcd: Specify missing connector_type [ 19.955357] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 19.957765] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 19.986844] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.001218] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.035354] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.043924] panel-simple panel-lcd: Specify missing connector_type [ 20.058252] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.106481] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.115235] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.123916] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.132520] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.799119] caam algorithms registered in /proc/crypto [ 20.810945] caam 2100000.crypto: registering rng-caam [ 20.823375] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.832766] panel-simple panel-lcd: Specify missing connector_type [ 20.846733] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.877135] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.885552] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.894254] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.902756] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.926580] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.934946] panel-simple panel-lcd: Specify missing connector_type [ 20.952546] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. [ 20.993774] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.999729] random: crng init done [ 21.002342] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.014226] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.022752] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) 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:f0:fe mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.38 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 23.120699] systemd[1]: System time before build time, advancing clock. [ 23.376000] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 23.402577] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 23.473484] systemd[1]: Set hostname to . [ 24.989775] systemd[1]: Queued start job for default target Graphical Interface. [ 25.005200] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 25.051985] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 25.102331] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 25.151308] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 25.200923] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 25.260141] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 25.309190] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 25.322200] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 25.368983] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 25.406756] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 25.447282] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 25.487497] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 25.531837] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 25.634645] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 25.649355] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 25.693467] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 25.753314] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 25.808246] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 25.849118] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 25.891013] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 25.902216] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 25.925144] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 25.975781] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 26.048745] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 26.118177] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 26.179566] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 26.239134] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 26.284285] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 26.315034] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 26.364348] fuse: init (API version 7.32) [ 26.378106] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 26.428988] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 26.487920] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 26.567790] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 26.619261] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 26.675037] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 26.770080] systemd[1]: modprobe@configfs.service: Succeeded. [ 26.780835] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 26.822255] systemd[1]: modprobe@drm.service: Succeeded. [ 26.832439] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 26.872786] systemd[1]: modprobe@fuse.service: Succeeded. [ 26.883011] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 26.902747] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 26.942209] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 26.998191] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. Mounting [0;1;39mFUSE Control File System[0m... Mounting [0;1;39mKernel Configuration File System[0m... Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mLoad/Save Random Seed[0m... Starting [0;1;39mApply Kernel Variables[0m... Starting [0;1;39mCreate System Users[0m... [ 27.305488] systemd-journald[265]: Received client request to flush runtime journal. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.125-cip10 #1 SMP Tue Jun 28 03:16:51 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/6693967/extract-nfsrootfs-un9v60l1' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6693967/extract-nfsrootfs-un9v60l1' / # 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-6693967/environment . /lava-6693967/environment / # /lava-6693967/bin/lava-test-runner /lava-6693967/0 /lava-6693967/bin/lava-test-runner /lava-6693967/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6693967/0/tests/0_timesync-off ++ cat uuid + UUID=6693967_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6693967/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6693967_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/v5.10.125-cip10/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-6693967/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 5d 14h 23min 8s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:14-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.125-cip10/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: 1407224 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 28.94K 101KB/s kselftest.tar.xz 6%[> ] 91.64K 159KB/s kselftest.tar.xz 9%[> ] 136.89K 158KB/s kselftest.tar.xz 12%[=> ] 175.07K 151KB/s kselftest.tar.xz 16%[==> ] 225.50K 156KB/s kselftest.tar.xz 19%[==> ] 271.23K 156KB/s kselftest.tar.xz 23%[===> ] 317.89K 156KB/s kselftest.tar.xz 26%[====> ] 365.97K 158KB/s kselftest.tar.xz 30%[=====> ] 418.29K 160KB/s kselftest.tar.xz 34%[=====> ] 472.03K 166KB/s kselftest.tar.xz 37%[======> ] 509.72K 167KB/s eta 5s kselftest.tar.xz 40%[=======> ] 562.53K 171KB/s eta 5s kselftest.tar.xz 43%[=======> ] 595.05K 171KB/s eta 5s kselftest.tar.xz 47%[========> ] 658.68K 177KB/s eta 5s kselftest.tar.xz 50%[=========> ] 700.62K 178KB/s eta 5s kselftest.tar.xz 55%[==========> ] 761.91K 182KB/s eta 3s kselftest.tar.xz 60%[===========> ] 834.03K 186KB/s eta 3s kselftest.tar.xz 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future tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-06-28 03:28:40 is 8580733.530095327 s in the future tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-06-28 03:28:40 is 8580733.52348366 s in the future tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-06-28 03:28:40 is 8580733.51636966 s in the future tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-06-28 03:28:40 is 8580733.509348993 s in the future tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-06-28 03:28:40 is 8580733.502332993 s in the future tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-06-28 03:28:40 is 8580733.495493993 s in the future tar: ./lkdtm/STACK_GUARD_PAGE_LEADING.sh: time stamp 2022-06-28 03:28:40 is 8580733.48835066 s in the future tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-06-28 03:28:40 is 8580733.481414993 s in the future tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-06-28 03:28:40 is 8580733.474675993 s in the future tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-06-28 03:28:40 is 8580733.467538993 s in the future tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-06-28 03:28:40 is 8580733.460863993 s in the future tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-06-28 03:28:40 is 8580733.454149326 s in the future tar: ./lkdtm/LOOP.sh: time stamp 2022-06-28 03:28:40 is 8580733.447469326 s in the future tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-06-28 03:28:40 is 8580733.44065566 s in the future tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-06-28 03:28:40 is 8580733.09531266 s in the future tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-06-28 03:28:40 is 8580733.086256993 s in the future tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-06-28 03:28:40 is 8580733.078886993 s in the future tar: ./lkdtm/PANIC.sh: time stamp 2022-06-28 03:28:40 is 8580733.071680326 s in the future tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-06-28 03:28:40 is 8580733.064794993 s in the future tar: ./lkdtm: time stamp 2022-06-28 03:29:01 is 8580754.061347326 s in the future tar: ./futex/functional/futex_requeue_pi_signal_restart: time stamp 2022-06-28 03:28:39 is 8580732.046062326 s in the future tar: ./futex/functional/futex_wait_wouldblock: time stamp 2022-06-28 03:28:38 is 8580731.037603326 s in the future tar: ./futex/functional/futex_wait_timeout: time stamp 2022-06-28 03:28:37 is 8580730.029181326 s in the future tar: ./futex/functional/futex_wait_private_mapped_file: time stamp 2022-06-28 03:28:40 is 8580733.02017466 s in the future tar: ./futex/functional/run.sh: time stamp 2022-06-28 03:06:28 is 8579401.013621993 s in the future tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-06-28 03:28:39 is 8580732.005179326 s in the future tar: ./futex/functional/futex_requeue_pi: time stamp 2022-06-28 03:28:38 is 8580730.995530993 s in the future tar: ./futex/functional/futex_requeue_pi_mismatched_ops: time stamp 2022-06-28 03:28:39 is 8580731.987014993 s in the future tar: ./futex/functional: time stamp 2022-06-28 03:29:01 is 8580753.983633326 s in the future tar: ./futex/run.sh: time stamp 2022-06-28 03:29:01 is 8580753.97704966 s in the future tar: ./futex: time stamp 2022-06-28 03:29:01 is 8580753.973812993 s in the future tar: ./tpm2/test_space.sh: time stamp 2022-06-28 03:06:28 is 8579400.964905993 s in the future tar: ./tpm2/tpm2.py: time stamp 2022-06-28 03:06:28 is 8579400.956904993 s in the future tar: ./tpm2/test_smoke.sh: time stamp 2022-06-28 03:06:28 is 8579400.95037766 s in the future tar: ./tpm2/tpm2_tests.py: time stamp 2022-06-28 03:06:28 is 8579400.943079993 s in the future tar: ./tpm2: time stamp 2022-06-28 03:29:04 is 8580756.939910326 s in the future tar: ./size/get_size: time stamp 2022-06-28 03:28:54 is 8580746.93064766 s in the future tar: ./size: time stamp 2022-06-28 03:29:03 is 8580755.92746566 s in the future tar: ./memfd/fuse_test: time stamp 2022-06-28 03:28:40 is 8580732.916747326 s in the future tar: ./memfd/memfd_test: time stamp 2022-06-28 03:28:40 is 8580732.908253326 s in the future tar: ./memfd/run_fuse_test.sh: time stamp 2022-06-28 03:06:28 is 8579400.901445326 s in the future tar: ./memfd/run_hugetlbfs_test.sh: time stamp 2022-06-28 03:06:28 is 8579400.89503666 s in the future tar: ./memfd/fuse_mnt: time stamp 2022-06-28 03:28:40 is 8580732.88749066 s in the future tar: ./memfd: time stamp 2022-06-28 03:29:01 is 8580753.884276326 s in the future tar: ./core/close_range_test: time stamp 2022-06-28 03:28:35 is 8580727.871811326 s in the future tar: ./core: time stamp 2022-06-28 03:28:59 is 8580751.868494993 s in the future tar: ./rtc/settings: time stamp 2022-06-28 03:06:28 is 8579400.859246993 s in the future tar: ./rtc/rtctest: time stamp 2022-06-28 03:28:53 is 8580745.850266326 s in the future tar: ./rtc/setdate: time stamp 2022-06-28 03:28:52 is 8580744.842932326 s in the future tar: ./rtc: time stamp 2022-06-28 03:29:03 is 8580755.839554993 s in the future tar: ./livepatch/test-ftrace.sh: time stamp 2022-06-28 03:06:28 is 8579400.829557326 s in the future tar: ./livepatch/test-shadow-vars.sh: time stamp 2022-06-28 03:06:28 is 8579400.82285066 s in the future tar: ./livepatch/settings: time stamp 2022-06-28 03:06:28 is 8579400.816468326 s in the future tar: ./livepatch/test-state.sh: time stamp 2022-06-28 03:06:28 is 8579400.809481993 s in the future tar: ./livepatch/test-livepatch.sh: time stamp 2022-06-28 03:06:28 is 8579400.802427326 s in the future tar: ./livepatch/functions.sh: time stamp 2022-06-28 03:06:28 is 8579400.795280326 s in the future tar: ./livepatch/test-callbacks.sh: time stamp 2022-06-28 03:06:28 is 8579400.786719326 s in the future tar: ./livepatch: time stamp 2022-06-28 03:29:01 is 8580753.783195993 s in the future tar: ./kselftest/module.sh: time stamp 2022-06-28 03:28:57 is 8580749.77335666 s in the future tar: ./kselftest/runner.sh: time stamp 2022-06-28 03:28:57 is 8580749.76682766 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-06-28 03:28:57 is 8580749.759786993 s in the future tar: ./kselftest: time stamp 2022-06-28 03:28:57 is 8580749.75630566 s in the future tar: ./kcmp/kcmp_test: time stamp 2022-06-28 03:28:40 is 8580732.744858326 s in the future tar: ./kcmp: time stamp 2022-06-28 03:29:01 is 8580753.74079266 s in the future tar: ./netfilter/ipvs.sh: time stamp 2022-06-28 03:06:28 is 8579400.730009993 s in the future tar: ./netfilter/bridge_brouter.sh: time stamp 2022-06-28 03:06:28 is 8579400.72221066 s in the future tar: ./netfilter/nft_concat_range.sh: time stamp 2022-06-28 03:06:28 is 8579400.712448993 s in the future tar: ./netfilter/nft_trans_stress.sh: time stamp 2022-06-28 03:06:28 is 8579400.70526366 s in the future tar: ./netfilter/nft_nat.sh: time stamp 2022-06-28 03:06:28 is 8579400.695299326 s in the future tar: ./netfilter/nft_conntrack_helper.sh: time stamp 2022-06-28 03:06:28 is 8579400.68728766 s in the future tar: ./netfilter/nft_meta.sh: time stamp 2022-06-28 03:06:28 is 8579400.679888993 s in the future tar: ./netfilter/nft_queue.sh: time stamp 2022-06-28 03:06:28 is 8579400.672261993 s in the future tar: ./netfilter/nft_flowtable.sh: time stamp 2022-06-28 03:06:28 is 8579400.66465966 s in the future tar: ./netfilter/conntrack_vrf.sh: time stamp 2022-06-28 03:06:28 is 8579400.65754866 s in the future tar: ./netfilter/nf-queue: time stamp 2022-06-28 03:28:49 is 8580741.64984266 s in the future tar: ./netfilter/conntrack_icmp_related.sh: time stamp 2022-06-28 03:06:28 is 8579400.642608326 s in the future tar: ./netfilter: time stamp 2022-06-28 03:29:02 is 8580754.63908266 s in the future tar: .: time stamp 2022-06-28 03:29:04 is 8580756.63552066 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 88.779464] 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 [ 89.842268] lkdtm: Performing direct entry BUG [ 89.847231] ------------[ cut here ]------------ [ 89.851861] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 89.857095] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 89.862242] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 89.891323] CPU: 3 PID: 788 Comm: cat Not tainted 5.10.125-cip10 #1 [ 89.897610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 89.904182] PC is at lkdtm_BUG+0x14/0x18 [ 89.908140] LR is at lkdtm_do_action+0x2c/0x4c [ 89.912606] pc : [] lr : [] psr: a00e0013 [ 89.918893] sp : c688fe58 ip : c688fe68 fp : c688fe64 [ 89.924138] r10: 00000004 r9 : c1acbb78 r8 : c15e7d40 [ 89.929382] r7 : c688ff60 r6 : 00000004 r5 : c6e74000 r4 : 00000001 [ 89.935930] r3 : c0c2d89c r2 : 5a757b96 r1 : ef7c05e0 r0 : c15e7d48 [ 89.942482] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 89.949639] Control: 10c5387d Table: 16fa004a DAC: 00000051 [ 89.955410] Process cat (pid: 788, stack limit = 0xdf86fa1e) [ 89.961093] Stack: (0xc688fe58 to 0xc6890000) [ 89.965476] fe40: c688fe74 c688fe68 [ 89.973685] fe60: c0c2d330 c0c2d8a8 c688fe9c c688fe78 c0c2d830 c0c2d310 c0c2d710 c59be780 [ 89.981895] fe80: b6e0c000 00000004 c309ee40 c688ff60 c688fec4 c688fea0 c07f4c50 c0c2d71c [ 89.990103] fea0: 00000000 c59be780 b6e0c000 c2816000 c688ff60 c07f4bec c688ff5c c688fec8 [ 89.998311] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c688e000 [ 90.006519] fee0: b6e0c000 00020000 00000004 00000004 0001fffc c688fee0 00000001 b6e0b000 [ 90.014726] ff00: c5a09a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 90.022932] ff20: 00000000 00000000 c136fa78 5a757b96 c205c000 c59be780 c59be780 c688e000 [ 90.031139] ff40: b6e0c000 00000000 00000000 00000004 c688ff94 c688ff60 c05988bc c0598228 [ 90.039344] ff60: 00000000 00000000 c688ffac 5a757b96 00000004 00000004 b6f53e00 00000004 [ 90.047551] ff80: c03002e4 c688e000 c688ffa4 c688ff98 c059894c c0598854 00000000 c688ffa8 [ 90.055757] ffa0: c03000c0 c0598940 00000004 00000004 00000001 b6e0c000 00000004 00000000 [ 90.063962] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 [ 90.072168] ffe0: 00000004 bead8788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 [ 90.080361] Backtrace: [ 90.082862] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.090474] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.098520] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.106471] r9:c688ff60 r8:c309ee40 r7:00000004 r6:b6e0c000 r5:c59be780 r4:c0c2d710 [ 90.114253] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.122113] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6e0c000 r5:c59be780 r4:00000000 [ 90.129889] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.137057] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c688e000 r5:c59be780 [ 90.144906] r4:c59be780 [ 90.147474] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.154639] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000004 r4:00000004 [ 90.162417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.170006] Exception stack(0xc688ffa8 to 0xc688fff0) [ 90.175085] ffa0: 00000004 00000004 00000001 b6e0c000 00000004 00000000 [ 90.183292] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 [ 90.191493] ffe0: 00000004 bead8788 b6ec194f b6e47c66 [ 90.196574] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 90.202698] ---[ end trace 80c80f4fca43ded2 ]--- [ 90.207344] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 90.216239] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 788, name: cat [ 90.223912] INFO: lockdep is turned off. [ 90.227853] irq event stamp: 1504 [ 90.231209] hardirqs last enabled at (1503): [] console_unlock+0x4b0/0x6c0 [ 90.239067] hardirqs last disabled at (1504): [] __und_svc+0x60/0x6c [ 90.246319] softirqs last enabled at (1500): [] __do_softirq+0x378/0x5fc [ 90.254006] softirqs last disabled at (1489): [] __irq_exit_rcu+0x178/0x1d0 [ 90.261862] CPU: 3 PID: 788 Comm: cat Tainted: G D 5.10.125-cip10 #1 [ 90.269538] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 90.276080] Backtrace: [ 90.278585] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 90.286185] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5a8 [ 90.291876] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 90.299227] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 90.307002] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c85d0 r4:c688e000 [ 90.314779] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 90.322632] r6:00000000 r5:00000031 r4:c19c85d0 [ 90.327294] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 90.335062] r6:00000001 r5:c688e000 r4:c5d65100 [ 90.339727] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 90.347065] r8:0000000b r7:c1e0fb0c r6:ffffe000 r5:00000000 r4:c5d65100 [ 90.353801] [] (do_exit) from [] (die+0x374/0x380) [ 90.360349] r7:c1e0fb0c [ 90.362914] [] (die) from [] (do_undefinstr+0x170/0x240) [ 90.369993] r10:00000004 r9:c688e000 r8:c15e7d40 r7:00000000 r6:c688fdc8 r5:c0c2d8b0 [ 90.377841] r4:e7f001f2 [ 90.380406] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 90.388342] Exception stack(0xc688fdc8 to 0xc688fe10) [ 90.393425] fdc0: c15e7d48 ef7c05e0 5a757b96 c0c2d89c 00000001 c6e74000 [ 90.401632] fde0: 00000004 c688ff60 c15e7d40 c1acbb78 00000004 c688fe64 c688fe68 c688fe58 [ 90.409833] fe00: c0c2d330 c0c2d8b0 a00e0013 ffffffff [ 90.414911] r7:c688fdfc r6:ffffffff r5:a00e0013 r4:c0c2d8b4 [ 90.420612] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 90.428218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 90.436259] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 90.444207] r9:c688ff60 r8:c309ee40 r7:00000004 r6:b6e0c000 r5:c59be780 r4:c0c2d710 [ 90.451987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 90.459847] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6e0c000 r5:c59be780 r4:00000000 [ 90.467621] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 90.474787] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c688e000 r5:c59be780 [ 90.482634] r4:c59be780 [ 90.485198] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 90.492363] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000004 r4:00000004 [ 90.500137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 90.507727] Exception stack(0xc688ffa8 to 0xc688fff0) [ 90.512806] ffa0: 00000004 00000004 00000001 b6e0c000 00000004 00000000 [ 90.521013] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 [ 90.529214] ffe0: 00000004 bead8788 b6ec194f b6e47c66 # Segmentation fault # [ 89.842268] lkdtm: Performing direct entry BUG # [ 89.847231] ------------[ cut here ]------------ # [ 89.851861] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 89.857095] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 89.862242] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 89.891323] CPU: 3 PID: 788 Comm: cat Not tainted 5.10.125-cip10 #1 # [ 89.897610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 89.904182] PC is at lkdtm_BUG+0x14/0x18 # [ 89.908140] LR is at lkdtm_do_action+0x2c/0x4c # [ 89.912606] pc : [] lr : [] psr: a00e0013 # [ 89.918893] sp : c688fe58 ip : c688fe68 fp : c688fe64 # [ 89.924138] r10: 00000004 r9 : c1acbb78 r8 : c15e7d40 # [ 89.929382] r7 : c688ff60 r6 : 00000004 r5 : c6e74000 r4 : 00000001 # [ 89.935930] r3 : c0c2d89c r2 : 5a757b96 r1 : ef7c05e0 r0 : c15e7d48 # [ 89.942482] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 89.949639] Control: 10c5387d Table: 16fa004a DAC: 00000051 # [ 89.955410] Process cat (pid: 788, stack limit = 0xdf86fa1e) # [ 89.961093] Stack: (0xc688fe58 to 0xc6890000) # [ 89.965476] fe40: c688fe74 c688fe68 # [ 89.973685] fe60: c0c2d330 c0c2d8a8 c688fe9c c688fe78 c0c2d830 c0c2d310 c0c2d710 c59be780 # [ 89.981895] fe80: b6e0c000 00000004 c309ee40 c688ff60 c688fec4 c688fea0 c07f4c50 c0c2d71c # [ 89.990103] fea0: 00000000 c59be780 b6e0c000 c2816000 c688ff60 c07f4bec c688ff5c c688fec8 # [ 89.998311] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c688e000 # [ 90.006519] fee0: b6e0c000 00020000 00000004 00000004 0001fffc c688fee0 00000001 b6e0b000 # [ 90.014726] ff00: c5a09a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 90.022932] ff20: 00000000 00000000 c136fa78 5a757b96 c205c000 c59be780 c59be780 c688e000 # [ 90.031139] ff40: b6e0c000 00000000 00000000 00000004 c688ff94 c688ff60 c05988bc c0598228 # [ 90.039344] ff60: 00000000 00000000 c688ffac 5a757b96 00000004 00000004 b6f53e00 00000004 # [ 90.047551] ff80: c03002e4 c688e000 c688ffa4 c688ff98 c059894c c0598854 00000000 c688ffa8 # [ 90.055757] ffa0: c03000c0 c0598940 00000004 00000004 00000001 b6e0c000 00000004 00000000 # [ 90.063962] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 # [ 90.072168] ffe0: 00000004 bead8788 b6ec194f b6e47c66 800e0030 00000001 00000000 00000000 # [ 90.080361] Backtrace: # [ 90.082862] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.090474] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.098520] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.106471] r9:c688ff60 r8:c309ee40 r7:00000004 r6:b6e0c000 r5:c59be780 r4:c0c2d710 # [ 90.114253] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.122113] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6e0c000 r5:c59be780 r4:00000000 # [ 90.129889] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.137057] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c688e000 r5:c59be780 # [ 90.144906] r4:c59be780 # [ 90.147474] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.154639] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000004 r4:00000004 # [ 90.162417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.170006] Exception stack(0xc688ffa8 to 0xc688fff0) # [ 90.175085] ffa0: 00000004 00000004 00000001 b6e0c000 00000004 00000000 # [ 90.183292] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 # [ 90.191493] ffe0: 00000004 bead8788 b6ec194f b6e47c66 # [ 90.196574] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 90.202698] ---[ end trace 80c80f4fca43ded2 ]--- # [ 90.207344] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 90.216239] i[ 90.987313] lkdtm: Performing direct entry WARNING n_atomic(): 0, irqs_disabled(): 1[ 90.994302] ------------[ cut here ]------------ 28, non_block: 0, pid: 788, name:[ 91.001856] WARNING: CPU: 2 PID: 859 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c cat # [ 90.223912] INFO: lock[ 91.013148] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 dep is turned off. # [ 90.2278[ 91.044926] CPU: 2 PID: 859 Comm: cat Tainted: G D W 5.10.125-cip10 #1 53] irq event stamp: 1504 # [ [ 91.055306] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 90.231209] hardirqs last enabled[ 91.064700] Backtrace: at (1503): [] console_[ 91.070028] [] (dump_backtrace) from [] (show_stack+0x20/0x24) unlock+0x4b0/0x6c0 # [ 90.2390[ 91.080449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 67] hardirqs last disabled at (15[ 91.088971] [] (show_stack) from [] (dump_stack+0xe0/0x100) 04): [] __und_svc+0x60/[ 91.099145] [] (dump_stack) from [] (__warn+0xfc/0x16c) 0x6c # [ 90.246319] softirqs l[ 91.108964] r9:00000009 r8:c0c2d8fc r7:00000053 r6:00000009 r5:c0c2d8fc r4:c1acc234 ast enabled at (1500): [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 8>] __do_softirq+0x378/0x5fc # [[ 91.129911] r7:00000053 r6:c1acc234 r5:00000000 r4:c688e000 90.254006] softirqs last disab[ 91.138445] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) led at (1489): [] __irq[ 91.149390] r9:c1acbb7c r8:c15e7d40 r7:c688ff60 r6:00000008 r5:c5b71000 r4:00000002 _exit_rcu+0x178/0x1d0 # [ 90.2[ 91.159999] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) 61862] CPU: 3 PID: 788 Comm: cat [ 91.170777] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) Tainted: G D 5.10.[ 91.181644] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 125-cip10 #1 # [ 90.269538] Ha[ 91.192418] r9:c688ff60 r8:c309ee40 r7:00000008 r6:b6deb000 r5:c5a09400 r4:c0c2d710 rdware name: Freescale i.MX6 Quad[ 91.203028] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) /DualLite (Device Tree) # [ 90[ 91.213715] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6deb000 r5:c5a09400 r4:00000000 .276080] Backtrace: # [ 90.27[ 91.224320] [] (vfs_write) from [] (ksys_write+0x74/0xec) 8585] [] (dump_backtrac[ 91.234316] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c688e000 r5:c5a09400 e) from [] (show_stack+[ 91.245002] r4:c5a09400 0x20/0x24) # [ 90.286185] r7:[ 91.250405] [] (ksys_write) from [] (sys_write+0x18/0x1c) ffffffff r6:600e0093 r5:00000000 [ 91.260402] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:00000008 r4:00000008 r4:c1f0f5a8 # [ 90.291876] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 134cc10>] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.289353] ffa0: 00000008 00000008 00000001 b6deb000 00000008 00000000 # [ 90.299227] [] (du[ 91.300393] ffc0: 00000008 00000008 b6f32e00 00000004 00000001 00000000 00020000 bef3ca54 mp_stack) from [] (___m[ 91.311429] ffe0: 00000004 bef3c788 b6ea094f b6e26c66 ight_sleep+0x1b0/0x2c0) # [ 90[ 91.319399] irq event stamp: 0 .307002] r9:600e0093 r8:0000000b[ 91.325271] hardirqs last enabled at (0): [<00000000>] 0x0 r7:c035bb84 r6:00000031 r5:c19c8[ 91.333759] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 5d0 r4:c688e000 # [ 90.314779][ 91.344100] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [] (___might_sleep) fr[ 91.354438] softirqs last disabled at (0): [<00000000>] 0x0 om [] (__might_sleep+0x[ 91.362872] ---[ end trace 80c80f4fca43ded3 ]--- 70/0xb0) # [ 90.322632] r6:00000000 r5:00000031 r4:c19c85d0 # [ 90.327294] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 90.335062] r6:00000001 r5:c688e000 r4:c5d65100 # [ 90.339727] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 90.347065] r8:0000000b r7:c1e0fb0c r6:ffffe000 r5:00000000 r4:c5d65100 # [ 90.353801] [] (do_exit) from [] (die+0x374/0x380) # [ 90.360349] r7:c1e0fb0c # [ 90.362914] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 90.369993] r10:00000004 r9:c688e000 r8:c15e7d40 r7:00000000 r6:c688fdc8 r5:c0c2d8b0 # [ 90.377841] r4:e7f001f2 # [ 90.380406] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 90.388342] Exception stack(0xc688fdc8 to 0xc688fe10) # [ 90.393425] fdc0: c15e7d48 ef7c05e0 5a757b96 c0c2d89c 00000001 c6e74000 # [ 90.401632] fde0: 00000004 c688ff60 c15e7d40 c1acbb78 00000004 c688fe64 c688fe68 c688fe58 # [ 90.409833] fe00: c0c2d330 c0c2d8b0 a00e0013 ffffffff # [ 90.414911] r7:c688fdfc r6:ffffffff r5:a00e0013 r4:c0c2d8b4 # [ 90.420612] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 90.428218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 90.436259] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 90.444207] r9:c688ff60 r8:c309ee40 r7:00000004 r6:b6e0c000 r5:c59be780 r4:c0c2d710 # [ 90.451987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 90.459847] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6e0c000 r5:c59be780 r4:00000000 # [ 90.467621] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 90.474787] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c688e000 r5:c59be780 # [ 90.482634] r4:c59be780 # [ 90.485198] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 90.492363] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000004 r4:00000004 # [ 90.500137] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 90.507727] Exception stack(0xc688ffa8 to 0xc688fff0) # [ 90.512806] ffa0: 00000004 00000004 00000001 b6e0c000 00000004 00000000 # [ 90.521013] ffc0: 00000004 00000004 b6f53e00 00000004 00000001 00000000 00020000 bead8a54 # [ 90.529214] ffe0: 00000004 bead8788 b6ec194f b6e47c66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 90.987313] lkdtm: Performing direct entry WARNING # [ 90.994302] ------------[ cut here ]------------ # [ 91.001856] WARNING: CPU: 2 PID: 859 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 91.013148] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.044926] CPU: 2 PID: 859 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 91.055306] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.064700] Backtrace: # [ 91.070028] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.080449] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 91.088971] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.099145] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 91.108964] r9:00000009 r8:c0c2d8fc r7:00000053 r6:00000009 [ 91.692888] lkdtm: Performing direct entry WARNING_MESSAGE r5:c0c2d8fc r4:c1acc234 # [ 91[ 91.698971] ------------[ cut here ]------------ .119574] [] (__warn) fr[ 91.706532] WARNING: CPU: 2 PID: 894 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 om [] (warn_slowpath_fm[ 91.718444] Warning message trigger count: 2 t+0x8c/0xa8) # [ 91.129911] r[ 91.725505] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 7:00000053 r6:c1acc234 r5:0000000[ 91.757345] CPU: 2 PID: 894 Comm: cat Tainted: G D W 5.10.125-cip10 #1 0 r4:c688e000 # [ 91.138445] [[ 91.767733] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] (warn_slowpath_fmt) f[ 91.777122] Backtrace: rom [] (lkdtm_WARNING+0[ 91.782449] [] (dump_backtrace) from [] (show_stack+0x20/0x24) x48/0x4c) # [ 91.149390] r9:c[ 91.792867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 1acbb7c r8:c15e7d40 r7:c688ff60 r[ 91.801392] [] (show_stack) from [] (dump_stack+0xe0/0x100) 6:00000008 r5:c5b71000 r4:0000000[ 91.811566] [] (dump_stack) from [] (__warn+0xfc/0x16c) 2 # [ 91.159999] [] [ 91.821383] r9:00000009 r8:c0c2d94c r7:00000058 r6:00000009 r5:c0c2d94c r4:c1acc234 (lkdtm_WARNING) from [][ 91.831993] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) (lkdtm_do_action+0x2c/0x4c) # [[ 91.842332] r7:00000058 r6:c1acc234 r5:c1acc250 r4:c5ec6000 91.170777] [] (lkdtm[ 91.850864] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) _do_action) from [] (di[ 91.862500] r9:c1acbb84 r8:c15e7d40 r7:c5ec7f60 r6:00000010 r5:c5b71000 r4:00000003 rect_entry+0x120/0x18c) # [ 91[ 91.873109] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) .181644] [] (direct_ent[ 91.884582] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ry) from [] (full_proxy[ 91.895448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) _write+0x64/0x94) # [ 91.19241[ 91.906222] r9:c5ec7f60 r8:c309ee40 r7:00000010 r6:b6e49000 r5:c5a09e00 r4:c0c2d710 8] r9:c688ff60 r8:c309ee40 r7:00[ 91.916831] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 000008 r6:b6deb000 r5:c5a09400 r4[ 91.927519] r9:c07f4bec r8:c5ec7f60 r7:c2816000 r6:b6e49000 r5:c5a09e00 r4:00000000 :c0c2d710 # [ 91.203028] [] (vfs_write) from [] (ksys_write+0x74/0xec) f4bec>] (full_proxy_write) from [[ 91.948121] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5ec6000 r5:c5a09e00 ] (vfs_write+0x10c/0x52[ 91.958807] r4:c5a09e00 4) # [ 91.213715] r9:c07f4bec[ 91.964209] [] (ksys_write) from [] (sys_write+0x18/0x1c) r8:c688ff60 r7:c2816000 r6:b6deb[ 91.974205] r9:c5ec6000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000010 r4:00000010 000 r5:c5a09400 r4:00000000 # [ [ 91.984812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 91.224320] [] (vfs_wr[ 91.995237] Exception stack(0xc5ec7fa8 to 0xc5ec7ff0) ite) from [] (ksys_writ[ 92.003155] 7fa0: 00000010 00000010 00000001 b6e49000 00000010 00000000 e+0x74/0xec) # [ 91.234316] r[ 92.014194] 7fc0: 00000010 00000010 b6f90e00 00000004 00000001 00000000 00020000 beabea54 10:00000004 r9:00000000 r8:000000[ 92.025232] 7fe0: 00000004 beabe788 b6efe94f b6e84c66 00 r7:b6deb000 r6:c688e000 r5:c5a[ 92.033229] irq event stamp: 0 09400 # [ 91.245002] r4:c5a09[ 92.039103] hardirqs last enabled at (0): [<00000000>] 0x0 400 # [ 91.250405] [[ 92.047554] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c ] (ksys_write) from [] [ 92.057887] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c (sys_write+0x18/0x1c) # [ 91.2[ 92.068228] softirqs last disabled at (0): [<00000000>] 0x0 60402] r9:c688e000 r8:c03002e4 r[ 92.076662] ---[ end trace 80c80f4fca43ded4 ]--- 7:00000004 r6:b6f32e00 r5:00000008 r4:00000008 # [ 91.271009] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.281435] Exception stack(0xc688ffa8 to 0xc688fff0) # [ 91.289353] ffa0: 00000008 00000008 00000001 b6deb000 00000008 00000000 # [ 91.300393] ffc0: 00000008 00000008 b6f32e00 00000004 00000001 00000000 00020000 bef3ca54 # [ 91.311429] ffe0: 00000004 bef3c788 b6ea094f b6e26c66 # [ 91.319399] irq event stamp: 0 # [ 91.325271] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 91.333759] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 91.344100] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 91.354438] softirqs last disabled at (0): [<00000000>] 0x0 # [ 91.362872] ---[ end trace 80c80f4fca43ded3 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 91.692888] lkdtm: Performing direct entry WARNING_MESSAGE # [ 91.698971] ------------[ cut here ]------------ # [ 91.706532] WARNING: CPU: 2 PID: 894 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 91.718444] Warning message trigger count: 2 # [ 91.725505] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.757345] CPU: 2 PID: 894 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 91.767733] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.777122] Backtrace: # [ 91.782449] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 91.792867] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 91.801392] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 91.811566] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 91.821383] r9:00000009 r8:c0c2d94c r7:00000058 r6:00000009 r5:c0c2d94c r4:c1acc234 # [ 91.831993] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 91.842332] r7:00000058 r6:c1acc234 r5:c1acc250 r4:c5ec6000 # [ 91.850864] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 91.862500] r9:c1acbb84 r8:c15e7d40 r7:c5ec7f60 r6:00000010 r5:c5b71000 r4:00000003 # [ 91.873109] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.884582] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.895448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.906222] r9:c5ec7f60 r8:c309ee40 r7:00000010 r6:b6e49000 r5:c5a09e00 r4:c0c2d710 # [ 91.916831] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.927519] r9:c07f4bec r8:c5ec7f60 r7:c2816000 r6:b6e49000 r5:c5a09e00 r4:00000000 # [ 91.938122] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.948121] r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5ec6000 r5:c5a09e00 # [ 91.958807] r4:c5a09e00 # [ 91.964209] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.974205] r9:c5ec6000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000010 r4:00000010 # [ 91.984812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.995237] Exception stack(0xc5ec7fa8 to 0xc5ec7ff0) # [ 92.003155] 7fa0: 00000010 00000010 00000001 b6e49000 00000010 00000000 # [ [ 92.406572] lkdtm: Performing direct entry EXCEPTION 92.014194] 7fc0: 00000010 000000[ 92.412229] 8<--- cut here --- 10 b6f90e00 00000004 00000001 000[ 92.418310] Unable to handle kernel NULL pointer dereference at virtual address 00000000 00000 00020000 beabea54 # [ 92[ 92.429297] pgd = e408787b .025232] 7fe0: 00000004 beabe788 [ 92.436039] [00000000] *pgd=00000000 b6efe94f b6e84c66 # [ 92.03322[ 92.441403] Internal error: Oops: 805 [#2] SMP ARM [ 92.448986] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 92.478018] CPU: 0 PID: 926 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 92.485679] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 92.492224] PC is at lkdtm_EXCEPTION+0x18/0x20 [ 92.496677] LR is at lkdtm_do_action+0x2c/0x4c [ 92.501126] pc : [] lr : [] psr: a00e0013 [ 92.507396] sp : c6aebe58 ip : c6aebe68 fp : c6aebe64 [ 92.512627] r10: 0000000a r9 : c1acbb94 r8 : c15e7d40 [ 92.517855] r7 : c6aebf60 r6 : 0000000a r5 : c5e11000 r4 : 00000004 [ 92.524387] r3 : 00000000 r2 : 4d60835f r1 : ef7815e0 r0 : c15e7d60 [ 92.530920] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 92.538061] Control: 10c5387d Table: 1693004a DAC: 00000051 [ 92.543813] Process cat (pid: 926, stack limit = 0x21786235) [ 92.549478] Stack: (0xc6aebe58 to 0xc6aec000) [ 92.553842] be40: c6aebe74 c6aebe68 [ 92.562027] be60: c0c2d330 c0c2d960 c6aebe9c c6aebe78 c0c2d830 c0c2d310 c0c2d710 c69ce000 [ 92.570214] be80: b6dfe000 0000000a c309ee40 c6aebf60 c6aebec4 c6aebea0 c07f4c50 c0c2d71c [ 92.578399] bea0: 00000000 c69ce000 b6dfe000 c2816000 c6aebf60 c07f4bec c6aebf5c c6aebec8 [ 92.586584] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c449ec64 c05988bc c6aea000 [ 92.594771] bee0: b6dfe000 00020000 00000004 0000000a 0001fff6 c6aebee0 00000001 00000805 [ 92.602955] bf00: c5838140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 92.611140] bf20: 00000000 00000000 c6aea000 4d60835f b6dfd000 c69ce000 c69ce000 c6aea000 [ 92.619325] bf40: b6dfe000 00000000 00000000 00000004 c6aebf94 c6aebf60 c05988bc c0598228 [ 92.627511] bf60: 00000000 00000000 c6aebfac 4d60835f 0000000a 0000000a b6f45e00 00000004 [ 92.635694] bf80: c03002e4 c6aea000 c6aebfa4 c6aebf98 c059894c c0598854 00000000 c6aebfa8 [ 92.643880] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 [ 92.652067] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 be995a54 [ 92.660253] bfe0: 00000004 be995788 b6eb394f b6e39c66 800e0030 00000001 00000000 00000000 [ 92.668431] Backtrace: [ 92.670897] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 92.679000] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 92.687019] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 92.694945] r9:c6aebf60 r8:c309ee40 r7:0000000a r6:b6dfe000 r5:c69ce000 r4:c0c2d710 [ 92.702702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 92.710541] r9:c07f4bec r8:c6aebf60 r7:c2816000 r6:b6dfe000 r5:c69ce000 r4:00000000 [ 92.718294] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 92.725437] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6aea000 r5:c69ce000 [ 92.733269] r4:c69ce000 [ 92.735813] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 92.742956] r9:c6aea000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000a r4:0000000a [ 92.750711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 92.758284] Exception stack(0xc6aebfa8 to 0xc6aebff0) [ 92.763343] bfa0: 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 [ 92.771529] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 be995a54 [ 92.779713] bfe0: 00000004 be995788 b6eb394f b6e39c66 [ 92.784774] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 9] irq event stamp: 0 # [ 92.0[ 92.790953] ---[ end trace 80c80f4fca43ded5 ]--- 39103] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.047554] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 92.057887] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 92.068228] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.076662] ---[ end trace 80c80f4fca43ded4 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 92.406572] lkdtm: Performing direct entry EXCEPTION # [ 92.412229] 8<--- cut here --- # [ 92.418310] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 92.429297] pgd = e408787b # [ 92.436039] [00000000] *pgd=00000000 # [ 92.441403] Internal error: Oops: 805 [#2] SMP ARM # [ 92.448986] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 92.478018] CPU: 0 PID: 926 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 92.485679] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.492224] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 92.496677] LR is at lkdtm_do_action+0x2c/0x4c # [ 92.501126] pc : [] lr : [] psr: a00e0013 # [ 92.507396] sp : c6aebe58 ip : c6aebe68 fp : c6aebe64 # [ 92.512627] r10: 0000000a r9 : c1acbb94 r8 : c15e7d40 # [ 92.517855] r7 : c6aebf60 r6 : 0000000a r5 : c5e11000 r4 : 00000004 # [ 92.524387] r3 : 00000000 r2 : 4d60835f r1 : ef7815e0 r0 : c15e7d60 # [ 92.530920] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 92.538061] Control: 10c5387d Table: 1693004a DAC: 00000051 # [ 92.543813] Process cat (pid: 926, stack limit = 0x21786235) # [ 92.549478] Stack: (0xc6aebe58 to 0xc6aec000) # [ 92.553842] be40: c6aebe74 c6aebe68 # [ 92.562027] be60: c0c2d330 c0c2d960 c6aebe9c c6aebe78 c0c2d830 c0c2d310 c0c2d710 c69ce000 # [ 92.570214] be80: b6dfe000 0000000a c309ee40 c6aebf60 c6aebec4 c6aebea0 c07f4c50 c0c2d71c # [ 92.578399] bea0: 00000000 c69ce000 b6dfe000 c2816000 c6aebf60 c07f4bec c6aebf5c c6aebec8 # [ 92.586584] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c449ec64 c05988bc c6aea000 # [ 92.594771] bee0: b6dfe000 00020000 00000004 0000000a 0001fff6 c6aebee0 00000001 00000805 # [ 92.602955] bf00: c5838140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 92.611140] bf20: 00000000 00000000 c6aea000 4d60835f b6dfd000 c69ce000 c69ce000 c6aea000 # [ 92.619325] bf40: b6dfe000 00000000 00000000 00000004 c6aebf94 c6aebf60 c05988bc c0598228 # [ 92.627511] bf60: 00000000 00000000 c6aebfac 4d60835f 0000000a 0000000a b6f45e00 00000004 # [ 92.635694] bf80: c03002e4 c6aea000 c6aebfa4 c6aebf98 c059894c c0598854 00000000 c6aebfa8 # [ 92.643880] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 # [ 92.652067] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 be995a54 # [ 92.660253] bfe0: 00000004 be995788 b6eb394f b6e39c66 800e0030 00000001 00000000 00000000 # [ 92.668431] Backtrace: # [ 92.670897] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 92.679000] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 92.687019] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 92.694945] r9:c6aebf60 r8:c309ee40 r7:0000000a r6:b6dfe000 r5:c69ce000 r4:c0c2d710 # [ 92.702702] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.710541] r9:c07f4bec r8:c6aebf60 r7:c2816000 r6:b6dfe000 r5:c69ce000 r4:00000000 # [ 92.718294] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 92.725437] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c6aea000 r5:c69ce000 # [ 92.733269] r4:c69ce000 # [ 92.735813] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 92.742956] r9:c6aea000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000a r4:0000000a # [ 92.750711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 92.758284] Exception stack(0xc6aebfa8 to 0xc6aebff0) # [ 92.763343] bfa0: 0000000a 0000000a 00000001 b6dfe000 0000000a 00000000 # [ 92.771529] bfc0: 0000000a 0000000a b6f45e00 00000004 00000001 00000000 00020000 be995a54 # [ 92.779713] bfe0: 00000004 be995788 b6eb394f b6e39c66 # [ 92.784774] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 92.790953] ---[ end trace 80c80f4fca43ded5 ]--- # 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 [ 93.961482] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 93.967202] lkdtm: attempting good list addition [ 93.971834] lkdtm: attempting corrupted list addition [ 93.977021] lkdtm: list_add() corruption not detected! # [ 93.961482] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 93.967202] lkdtm: attempting good list addition # [ 93.971834] lkdtm: attempting corrupted list addition # [ 93.977021] 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 [ 94.314192] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 94.319871] lkdtm: attempting good list removal [ 94.324411] lkdtm: attempting corrupted list removal [ 94.329422] lkdtm: list_del() corruption not detected! # [ 94.314192] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 94.319871] lkdtm: attempting good list removal # [ 94.324411] lkdtm: attempting corrupted list removal # [ 94.329422] 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 [ 94.663501] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 94.669888] lkdtm: attempting bad read from page below current stack [ 94.676301] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 94.663501] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 94.669888] lkdtm: attempting bad read from page below current stack # [ 94.676301] 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 [ 94.998889] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 95.005263] lkdtm: attempting bad read from page above current stack [ 95.011719] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 94.998889] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 95.005263] lkdtm: attempting bad read from page above current stack # [ 95.011719] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 95.354959] lkdtm: Performing direct entry UNSET_SMEP [ 95.360133] lkdtm: XFAIL: this test is x86_64-only # [ 95.354959] lkdtm: Performing direct entry UNSET_SMEP # [ 95.360133] 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 [ 95.675950] lkdtm: Performing direct entry DOUBLE_FAULT [ 95.681356] lkdtm: XFAIL: this test is ia32-only # [ 95.675950] lkdtm: Performing direct entry DOUBLE_FAULT # [ 95.681356] 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 [ 96.001991] lkdtm: Performing direct entry CORRUPT_PAC [ 96.007396] lkdtm: XFAIL: this test is arm64-only # [ 96.001991] lkdtm: Performing direct entry CORRUPT_PAC # [ 96.007396] 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 [ 96.327126] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 96.333587] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 96.327126] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 96.333587] 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 [ 97.022112] lkdtm: Performing direct entry READ_AFTER_FREE [ 97.027895] lkdtm: Value in memory before free: 12345678 [ 97.033251] lkdtm: Attempting bad read from freed memory [ 97.038616] lkdtm: Memory was not poisoned # [ 97.022112] lkdtm: Performing direct entry READ_AFTER_FREE # [ 97.027895] lkdtm: Value in memory before free: 12345678 # [ 97.033251] lkdtm: Attempting bad read from freed memory # [ 97.038616] 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 [ 97.538119] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 97.544151] lkdtm: Value in memory before free: 12345678 [ 97.549694] lkdtm: Attempting to read from freed memory [ 97.554963] lkdtm: Buddy page was not poisoned # [ 97.538119] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 97.544151] lkdtm: Value in memory before free: 12345678 # [ 97.549694] lkdtm: Attempting to read from freed memory # [ 97.554963] 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 [ 97.871402] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 97.877162] lkdtm: Attempting double slab free ... # [ 97.871402] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 97.877162] 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 [ 98.204208] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 98.209999] lkdtm: Attempting cross-cache slab free ... # [ 98.204208] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 98.209999] 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 [ 98.525298] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 98.530816] lkdtm: Attempting non-Slab slab free ... # [ 98.525298] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 98.530816] 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 [ 99.597818] lkdtm: Performing direct entry EXEC_DATA [ 99.602809] lkdtm: attempting ok execution at c0c2e0a0 [ 99.608091] lkdtm: attempting bad execution at c26f674c [ 99.613342] 8<--- cut here --- [ 99.616406] Unable to handle kernel paging request at virtual address c26f674c [ 99.623645] pgd = 8c8758f1 [ 99.626375] [c26f674c] *pgd=1261141e(bad) [ 99.630441] Internal error: Oops: 8000000d [#3] SMP ARM [ 99.635690] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 99.664958] CPU: 2 PID: 1769 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 99.672724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.679288] PC is at data_area+0x0/0x40 [ 99.683167] LR is at execute_location+0xa4/0xb4 [ 99.687720] pc : [] lr : [] psr: 600e0013 [ 99.694009] sp : c5b2be38 ip : 00000027 fp : c5b2be54 [ 99.699254] r10: 0000000a r9 : c1acbd78 r8 : c15e7d40 [ 99.704502] r7 : c5b2bf60 r6 : 00000001 r5 : c26f674c r4 : c0c2e0a0 [ 99.711049] r3 : 635c219b r2 : 635c219b r1 : ef7ab5e4 r0 : 0000002b [ 99.717601] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 99.724758] Control: 10c5387d Table: 16f9804a DAC: 00000051 [ 99.730525] Process cat (pid: 1769, stack limit = 0xc87873d7) [ 99.736293] Stack: (0xc5b2be38 to 0xc5b2c000) [ 99.740676] be20: 0000001f c5a11000 [ 99.748889] be40: 0000000a c5b2bf60 c5b2be64 c5b2be58 c135a494 c135a290 c5b2be74 c5b2be68 [ 99.757097] be60: c0c2d330 c135a47c c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c59d0c80 [ 99.765304] be80: b6dd5000 0000000a c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c [ 99.773510] bea0: 00000000 c59d0c80 b6dd5000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 [ 99.781716] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5b2a000 [ 99.789924] bee0: b6dd5000 00020000 00000004 0000000a 0001fff6 c5b2bee0 00000001 b6dd4000 [ 99.798130] bf00: c69c3b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 99.806339] bf20: 00000000 00000000 c136fa78 635c219b c205c000 c59d0c80 c59d0c80 c5b2a000 [ 99.814546] bf40: b6dd5000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 [ 99.822752] bf60: 00000000 00000000 c5b2bfac 635c219b 0000000a 0000000a b6f1ce00 00000004 [ 99.830959] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 [ 99.839165] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 [ 99.847373] bfc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 bede3a54 [ 99.855579] bfe0: 00000004 bede3788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 [ 99.863772] Backtrace: [ 99.866276] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 99.874483] r7:c5b2bf60 r6:0000000a r5:c5a11000 r4:0000001f [ 99.880190] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.888321] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.896365] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.904314] r9:c5b2bf60 r8:c309ee40 r7:0000000a r6:b6dd5000 r5:c59d0c80 r4:c0c2d710 [ 99.912096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.919957] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6dd5000 r5:c59d0c80 r4:00000000 [ 99.927731] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.934898] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5b2a000 r5:c59d0c80 [ 99.942747] r4:c59d0c80 [ 99.945314] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.952479] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000a r4:0000000a [ 99.960258] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.967848] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) [ 99.972930] bfa0: 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 [ 99.981139] bfc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 bede3a54 [ 99.989341] bfe0: 00000004 bede3788 b6e8a94f b6e10c66 [ 99.994424] Code: 00000000 c2e24840 c2e24900 c2e249c0 (e1a0c00d) [ 100.000548] ---[ end trace 80c80f4fca43ded6 ]--- # Segmentation fault # [ 99.597818] lkdtm: Performing direct entry EXEC_DATA # [ 99.602809] lkdtm: attempting ok execution at c0c2e0a0 # [ 99.608091] lkdtm: attempting bad execution at c26f674c # [ 99.613342] 8<--- cut here --- # [ 99.616406] Unable to handle kernel paging request at virtual address c26f674c # [ 99.623645] pgd = 8c8758f1 # [ 99.626375] [c26f674c] *pgd=1261141e(bad) # [ 99.630441] Internal error: Oops: 8000000d [#3] SMP ARM # [ 99.635690] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 99.664958] CPU: 2 PID: 1769 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 99.672724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.679288] PC is at data_area+0x0/0x40 # [ 99.683167] LR is at execute_location+0xa4/0xb4 # [ 99.687720] pc : [] lr : [] psr: 600e0013 # [ 99.694009] sp : c5b2be38 ip : 00000027 fp : c5b2be54 # [ 99.699254] r10: 0000000a r9 : c1acbd78 r8 : c15e7d40 # [ 99.704502] r7 : c5b2bf60 r6 : 00000001 r5 : c26f674c r4 : c0c2e0a0 # [ 99.711049] r3 : 635c219b r2 : 635c219b r1 : ef7ab5e4 r0 : 0000002b # [ 99.717601] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 99.724758] Control: 10c5387d Table: 16f9804a DAC: 00000051 # [ 99.730525] Process cat (pid: 1769, stack limit = 0xc87873d7) # [ 99.736293] Stack: (0xc5b2be38 to 0xc5b2c000) # [ 99.740676] be20: 0000001f c5a11000 # [ 99.748889] be40: 0000000a c5b2bf60 c5b2be64 c5b2be58 c135a494 c135a290 c5b2be74 c5b2be68 # [ 99.757097] be60: c0c2d330 c135a47c c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c59d0c80 # [ 99.765304] be80: b6dd5000 0000000a c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c # [ 99.773510] bea0: 00000000 c59d0c80 b6dd5000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 # [ 99.781716] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5b2a000 # [ 99.789924] bee0: b6dd5000 00020000 00000004 0000000a 0001fff6 c5b2bee0 00000001 b6dd4000 # [ 99.798130] bf00: c69c3b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 99.806339] bf20: 00000000 00000000 c136fa78 635c219b c205c000 c59d0c80 c59d0c80 c5b2a000 # [ 99.814546] bf40: b6dd5000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 # [ 99.822752] bf60: 00000000 00000000 c5b2bfac 635c219b 0000000a 0000000a b6f1ce00 00000004 # [ 99.830959] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 # [ 99.839165] bfa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6dd5000 0000000a 00000000 # [ 99.847373] bfc0: 0000000a 0000000a b6f1ce00 00000004 00000001 00000000 00020000 bede3a54 # [ 99.855579] bfe0: 00000004 bede3788 b6e8a94f b6e10c66 800e0030 00000001 00000000 00000000 # [ 99.863772] Backtrace: # [ 99.866276] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 99.874483] r7:c5b2bf60 r6:0000000a r5:c5a11000 r4:0000001f # [ 99.880190] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.888321] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.896365] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.904314] r9:c5b2bf60 r8:c309ee40 r7:0000000a r6:b6dd5000 r5:c59d0c80 r4:c0c2d710 # [ 99.912096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.919957] r9:c07f4bec r8:c5b2[ 100.441950] lkdtm: Performing direct entry EXEC_STACK bf60 r7:c2816000 r6:b6dd5000 r5:c[ 100.448100] lkdtm: attempting ok execution at c0c2e0a0 59d0c80 r4:00000000 # [ 99.927[ 100.455896] lkdtm: attempting bad execution at c6929e0c 731] [] (vfs_write) fro[ 100.464021] 8<--- cut here --- m [] (ksys_write+0x74/0 100.469898] Unable to handle kernel paging request at virtual address c6929e0c xec) # [ 99.934898] r10:[0 0 100.479895] pgd = 01bb761a 00004 r9:00000000 r8:00000000 r7:[ 100.485204] [c6929e0c] *pgd=1681141e(bad) b6dd5000 r6:c5b2a000 r5:c59d0c80[ 100.492086] Internal error: Oops: 8000000d [#4] SMP ARM # [ 99.942747] r4:c59d0c80 #[ 100.500169] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 99.945314] [] (ksy[ 100.531879] CPU: 2 PID: 1845 Comm: cat Tainted: G D W 5.10.125-cip10 #1 s_write) from [][ ( s100.542473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) s_write+0x18/0x1c) # [ 99.9524[ 100.551522] PC is at 0xc6929e0c 79] r9:c5b2a000 r8:c03002e4 r7:0[ 100.557542] LR is at execute_location+0xa4/0xb4 0000004 r6:b6f1ce00 r5:000000[0 a100.564917] pc : [] lr : [] psr: 600e0013 r4:0000000a # [ 99.96[0 2 5180.573782] sp : c6929de8 ip : c6929cf0 fp : c6929e04 ] [] (sys_write[) f1r0.581437] r10: 0000000b r9 : c1acbd84 r8 : c15e7d40 om [] (ret_fast_[ s y1s0.589090] r7 : c6929f60 r6 : 00000001 r5 : c6929e0c r4 : c0c2e0a0 call+0x0/0x28) # [ 99.9[6 7 8100.598046] r3 : 3937c613 r2 : 3937c613 r1 : ef7ab5e0 r0 : 0000002b 8] Exception stack(0xc5b2bfa8 t[ 100.607091] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0xc5b2bff0) # [ 99.97293[0 ] 100.616914] Control: 10c5387d Table: 1701804a DAC: 00000051 bfa0: 0000000[a 100.625262] Process cat (pid: 1845, stack limit = 0x6505c6d0) 0000000a 00000001 b6dd500[0 0100.633695] Stack: (0xc6929de8 to 0xc692a000) 00000a 00000000 # [ 99.981139][ 100.640580] 9de0: c6928000 c5a11000 0000000b c6929f60 c6929e64 c6929e08 bfc0: 0000000a 0000000a b6f1ce00[ 100.651619] 9e00: c135a4d0 c135a290 c6929e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 00000004 00000001 00000000 00020[ 100.662656] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 000 bede3a54 # [ 99.989341] bf[ 100.673696] 9e40: e3a02040 e3a01d33 e5930018 3937c613 0000000b 00000020 c6929e74 c6929e68 e0: 00000004 bede3788 b6e8a94f b6[ 100.684735] 9e60: c0c2d330 c135a4a4 c6929e9c c6929e78 c0c2d830 c0c2d310 c0c2d710 c6adfa40 e10c66 # [ 99.994424] Code: 00[ 100.695773] 9e80: b6e2a000 0000000b c309ee40 c6929f60 c6929ec4 c6929ea0 c07f4c50 c0c2d71c 000000 c2e24840 c2e24900 c2e249c0[ 100.706813] 9ea0: 00000000 c6adfa40 b6e2a000 c2816000 c6929f60 c07f4bec c6929f5c c6929ec8 (e1a0c00d) # [ 100.000548] --[ 100.717852] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c6928000 -[ end trace 80c80f4fca43ded6 ]--[ 100.728891] 9ee0: b6e2a000 00020000 00000004 0000000b 0001fff5 c6929ee0 00000001 b6e29000 - # EXEC_DATA: missing 'call tra[ 100.739930] 9f00: c69c3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ce:': [FAIL] not ok 30 selftests[ 100.750971] 9f20: 00000000 00000000 c136fa78 3937c613 c205c000 c6adfa40 c6adfa40 c6928000 : lkdtm: EXEC_DATA.sh # exit=1 #[ 100.762008] 9f40: b6e2a000 00000000 00000000 00000004 c6929f94 c6929f60 c05988bc c0598228 selftests: lkdtm: EXEC_STACK.sh[ 100.773048] 9f60: 00000000 00000000 c6929fac 3937c613 0000000b 0000000b b6f71e00 00000004 [ 100.784087] 9f80: c03002e4 c6928000 c6929fa4 c6929f98 c059894c c0598854 00000000 c6929fa8 [ 100.792349] 9fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e2a000 0000000b 00000000 [ 100.800556] 9fc0: 0000000b 0000000b b6f71e00 00000004 00000001 00000000 00020000 bec9aa54 [ 100.808763] 9fe0: 00000004 bec9a788 b6edf94f b6e65c66 800e0030 00000001 00000000 00000000 [ 100.816956] Backtrace: [ 100.819462] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 100.827760] r7:c6929f60 r6:0000000b r5:c5a11000 r4:c6928000 [ 100.833468] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 100.841667] r4:00000020 [ 100.844241] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 100.852287] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 100.860235] r9:c6929f60 r8:c309ee40 r7:0000000b r6:b6e2a000 r5:c6adfa40 r4:c0c2d710 [ 100.868019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 100.875878] r9:c07f4bec r8:c6929f60 r7:c2816000 r6:b6e2a000 r5:c6adfa40 r4:00000000 [ 100.883654] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 100.890819] r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c6928000 r5:c6adfa40 [ 100.898667] r4:c6adfa40 [ 100.901233] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 100.908398] r9:c6928000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:0000000b r4:0000000b [ 100.916176] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 100.923766] Exception stack(0xc6929fa8 to 0xc6929ff0) [ 100.928846] 9fa0: 0000000b 0000000b 00000001 b6e2a000 0000000b 00000000 [ 100.937054] 9fc0: 0000000b 0000000b b6f71e00 00000004 00000001 00000000 00020000 bec9aa54 [ 100.945254] 9fe0: 00000004 bec9a788 b6edf94f b6e65c66 [ 100.950335] Code: c6929e08 c135a4d0 c135a290 c6929e6c (e1a0c00d) [ 100.956461] ---[ end trace 80c80f4fca43ded7 ]--- # Segmentation fault # [ 100.441950] lkdtm: Performing direct entry EXEC_STACK # [ 100.448100] lkdtm: attempting ok execution at c0c2e0a0 # [ 100.455896] lkdtm: attempting bad execution at c6929e0c # [ 100.464021] 8<--- cut here --- # [ 100.469898] Unable to handle kernel paging request at virtual address c6929e0c # [ 100.479895] pgd = 01bb761a # [ 100.485204] [c6929e0c] *pgd=1681141e(bad) # [ 100.492086] Internal error: Oops: 8000000d [#4] SMP ARM # [ 100.500169] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 100.531879] CPU: 2 PID: 1845 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 100.542473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.551522] PC is at 0xc6929e0c # [ 100.557542] LR is at execute_location+0xa4/0xb4 # [ 100.564917] pc : [] lr : [] psr: 600e0013 # [ 100.573782] sp : c6929de8 ip : c6929cf0 fp : c6929e04 # [ 100.581437] r10: 0000000b r9 : c1acbd84 r8 : c15e7d40 # [ 100.589090] r7 : c6929f60 r6 : 00000001 r5 : c6929e0c r4 : c0c2e0a0 # [ 100.598046] r3 : 3937c613 r2 : 3937c613 r1 : ef7ab5e0 r0 : 0000002b # [ 100.607091] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.616914] Control: 10c5387d Table: 1701804a DAC: 00000051 # [ 100.625262] Process cat (pid: 1845, stack limit = 0x6505c6d0) # [ 100.633695] Stack: (0xc6929de8 to 0xc692a000) # [ 100.640580] 9de0: c6928000 c5a11000 0000000b c6929f60 c6929e64 c6929e08 # [ 100.651619] 9e00: c135a4d0 c135a290 c6929e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 100.662656] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30c3360 e34c31b7 # [ 100.673696] 9e40: e3a02040 e3a01d33 e5930018 3937c613 0000000b 00000020 c6929e74 c6929e68 # [ 100.684735] 9e60: c0c2d330 c135a4a4 c6929e9c c6929e78 c0c2d830 c0c2d310 c0c2d710 c6adfa40 # [ 100.695773] 9e80: b6e2a000 0000000b c309ee40 c6929f60 c6929ec4 c6929ea0 c07f4c50 c0c2d71c # [ 100.706813] 9ea0: 00000000 c6adfa40 b6e2a000 c2816000 c6929f60 c07f4bec c6929f5c c6929ec8 # [ 100.717852] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c6928000 # [ 100.728891] 9ee0: b6e2a000 00020000 00000004 0000000b 0001fff5 c6929ee0 00000001 b6e29000 # [ 100.739930] 9f00: c69c3900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.750971] 9f20: 00000000 00000000 c136fa78 3937c613 c205c000 c6adfa40 c6adfa40 c6928000 # [ 100.762008] 9f40: b6e2a000 00000000 00000000 00000004 c6929f94 c6929f60 c05988bc c0598228 # [ 100.773048] 9f60: 00000000 00000000 c6929fac 3937c613 0000000b 0000000b b6f71e00 00000004 # [ 100.784087] 9f80: c03002e4 c6928000 c6929fa4 c6929f98 c059894c c0598854 00000000 c6929fa8 # [ 100.792349] 9fa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e2a000 0000000b 00000000 # [ 100.800556] 9fc0: 0000000b 0000000b b6f71e00 00000004 00000001 00000000 00020000 bec9aa54 # [ 100.808763] 9fe0: 00000004 bec9a788 b6edf94f b6e65c66 800e0030 00000001 00000000 00000000 # [ 100.816956] Backtrace: # [ 100.819462] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 100.827760] r7:c6929f60 r6:0000000b r5:c5a11000 r4:c6928000 # [ 100.833468] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.841667] r4:00000020 # [ 100.844241] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.852287] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ [ 101.395459] lkdtm: Performing direct entry EXEC_KMALLOC 100.860235] r9:c6929f60 r8:c309e[ 101.402489] lkdtm: attempting ok execution at c0c2e0a0 e40 r7:0000000b r6:b6e2a000 r5:c6[ 101.410384] lkdtm: attempting bad execution at c5dfdac0 adfa40 r4:c0c2d710 # [ 100.8680[ 101.418598] 8<--- cut here --- 19] [ ]1 0(1f.u4l2l4_47] Unable to handle kernel paging request at virtual address c5dfdac0 proxy_writ[e ) 1f0r1o.m4 3[3<4c77] pgd = 01bb761a 598328>] (vfs_write+0x[1 0 c1/001.438004] [c5dfdac0] *pgd=15c1141e(bad) 524) # [ 100.875[8 7 81]0 1 .r444363] Internal error: Oops: 8000000d [#5] SMP ARM :c07f4bec r8:c6929f60 r7:c2816000[ 101.451754] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 r6:b6e2a000 r5:[c 6 a1d01f.a4480458] CPU: 1 PID: 1924 Comm: cat Tainted: G D W 5.10.125-cip10 #1 r4:000[0 0 010001. 4#9 3[1 9 11 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00.883654] [1]. 5(1372] PC is at 0xc5dfdac0 vfs_write) from [ ] 101.506603] LR is at execute_location+0xa4/0xb4 ksys_write[+ 0 x17041/.051x3e6c3)] pc : [] lr : [] psr: 600e0013 # [ 10[0 . 8190018.1592]1 6 3r] sp : c5b2be30 ip : c5b2bd38 fp : c5b2be4c 10:00000[0 0 41 0r19.:50208050909] r10: 0000000d r9 : c1acbd90 r8 : c15e7d40 00 r8:00[0 0 0100010. 5r375:55b96 r7 : c5b2bf60 r6 : 00000001 r5 : c5dfdac0 r4 : c0c2e0a0 e2a000 r[6 : c160912.85040307 3r3] r3 : ebb4ee0c r2 : ebb4ee0c r1 : ef7965e0 r0 : 0000002b :c6adfa40 [# [1 0 11.0505.18997] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 8667] r4[: c 61a0d1f.a5460095 2] Control: 10c5387d Table: 1701804a DAC: 00000051 [ 100.[9 0 1120313.]5 6[8<4c302] Process cat (pid: 1924, stack limit = 0xc87873d7) 98848>] (ks[y s _1w0r1i.t5e7)5 9f4] Stack: (0xc5b2be30 to 0xc5b2c000) rom [[] (1s01y.s5_8w2095] be20: c5dfdac0 c6e8a000 0000000d c5b2bf60 ite+0x18/0x1c) [# [1 0 11.05092269] be40: c5b2be64 c5b2be50 c0c2e0f0 c135a290 00000021 c6e8a000 c5b2be74 c5b2be68 908398] r9:c[6 9 2180010.06 0r2825] be60: c0c2d330 c0c2e0c4 c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c6ae08c0 :c03002e4 r7:0[0 0 0100010.46 1r2611] be80: b6e5c000 0000000d c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c :b6f71e00 r5:00[0 0 010010.b6 2r2783] bea0: 00000000 c6ae08c0 b6e5c000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 :0000000b # [[ 110001..961362953] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5b2a000 76] [][ ( s1y0s1_.w6r43127] bee0: b6e5c000 00020000 00000004 0000000d 0001fff3 c5b2bee0 00000001 b6e5b000 te) from [5]3 383] bf00: c5add540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ret_fast_syscal[l + 01x001/.06x62468] bf20: 00000000 00000000 c136fa78 ebb4ee0c c205c000 c6ae08c0 c6ae08c0 c5b2a000 8) # [ 100.92[3 7 6160]1 .E6x7c640] bf40: b6e5c000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 eption stack[( 0 x1c0619.2698f3a811] bf60: 00000000 00000000 c5b2bfac ebb4ee0c 0000000d 0000000d b6fa3e00 00000004 to 0xc6929ff0)[ #1 0[1 . 6190897] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 0.928846] 9f[a 0 :1 0 1 . 7 0 4 068] bfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e5c000 0000000d 00000000 0000[0 0 01b0 10.07010155] bfc0: 0000000d 0000000d b6fa3e00 00000004 00000001 00000000 00020000 beaaea54 000b 00000001 [b 6 e120a10.0702 4326] bfe0: 00000004 beaae788 b6f1194f b6e97c66 800e0030 00000001 00000000 00000000 000000b 0000[0 0 01001 .#7 3[4 491] Backtrace: 100.937054] 9fc0: 0000000b 000000[ 101.738868] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 0b b6f71e00 0000000[4 100010.0750155] r7:c5b2bf60 r6:0000000d r5:c6e8a000 r4:c5dfdac0 001 00000000 00020000 [b e c190a1.757985] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 54 # [ 1[0 0 .190415.275648]6 71] r5:c6e8a000 r4:00000021 fe0: 00000004 bec9a78[8 b160e1d774074] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) f94f b6e65c66 # [ 10[0 . 915001.784334] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 35] Code: c6[9 2 91e0018. 7c9143588] r9:c5b2bf60 r8:c309ee40 r7:0000000d r6:b6e5c000 r5:c6ae08c0 r4:c0c2d710 a4d0 c135a290 c6929e6c ([e 1 a1001.804247] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 00d) # [ 100.[9 5 6140611.]8 14501] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6e5c000 r5:c6ae08c0 r4:00000000 --[ end trace 80c[8 0 f140f1c.a844325] [] (vfs_write) from [] (ksys_write+0x74/0xec) 3ded7 ]--- # [E X E1C0_1S.T8A3C3542] r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5b2a000 r5:c6ae08c0 : missi[n g 1'0c1a.l8l4 3t3r6a0c r4:c6ae08c0 e:': [FAIL] not [o k 13011 .s8e7549] [] (ksys_write) from [] (sys_write+0x18/0x1c) lftests: lkdt[m : 1E0X1E.C8_5S6T64] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:0000000d r4:0000000d ACK.sh # exit=1 # se[l f t1e0s1t866419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) s: lkdtm:[ E X1E0C1_.K8M7A6L2L3O] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) C.sh [ 101.883025] bfa0: 0000000d 0000000d 00000001 b6e5c000 0000000d 00000000 [ 101.891720] bfc0: 0000000d 0000000d b6fa3e00 00000004 00000001 00000000 00020000 beaaea54 [ 101.899904] bfe0: 00000004 beaae788 b6f1194f b6e97c66 [ 101.904965] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 101.911068] ---[ end trace 80c80f4fca43ded8 ]--- # Segmentation fault # [ 101.395459] lkdtm: Performing direct entry EXEC_KMALLOC # [ 101.402489] lkdtm: attempting ok execution at c0c2e0a0 # [ 101.410384] lkdtm: attempting bad execution at c5dfdac0 # [ 101.418598] 8<--- cut here --- # [ 101.424347] Unable to handle kernel paging request at virtual address c5dfdac0 # [ 101.433477] pgd = 01bb761a # [ 101.438004] [c5dfdac0] *pgd=15c1141e(bad) # [ 101.444363] Internal error: Oops: 8000000d [#5] SMP ARM # [ 101.451754] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.483458] CPU: 1 PID: 1924 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 101.493191] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.501372] PC is at 0xc5dfdac0 # [ 101.506603] LR is at execute_location+0xa4/0xb4 # [ 101.513639] pc : [] lr : [] psr: 600e0013 # [ 101.521639] sp : c5b2be30 ip : c5b2bd38 fp : c5b2be4c # [ 101.528599] r10: 0000000d r9 : c1acbd90 r8 : c15e7d40 # [ 101.535559] r7 : c5b2bf60 r6 : 00000001 r5 : c5dfdac0 r4 : c0c2e0a0 # [ 101.543733] r3 : ebb4ee0c r2 : ebb4ee0c r1 : ef7965e0 r0 : 0000002b # [ 101.551997] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.560952] Control: 10c5387d Table: 1701804a DAC: 00000051 # [ 101.568432] Process cat (pid: 1924, stack limit = 0xc87873d7) # [ 101.575914] Stack: (0xc5b2be30 to 0xc5b2c000) # [ 101.582095] be20: c5dfdac0 c6e8a000 0000000d c5b2bf60 # [ 101.592269] be40: c5b2be64 c5b2be50 c0c2e0f0 c135a290 00000021 c6e8a000 c5b2be74 c5b2be68 # [ 101.602525] be60: c0c2d330 c0c2e0c4 c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c6ae08c0 # [ 101.612611] be80: b6e5c000 0000000d c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c # [ 101.622783] bea0: 00000000 c6ae08c0 b6e5c000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 # [ 101.632953] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5b2a000 # [ 101.643127] bee0: b6e5c000 00020000 00000004 0000000d 0001fff3 c5b2bee0 00000001 b6e5b000 # [ 101.653383] bf00: c5add540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.663468] bf20: 00000000 00000000 c136fa78 ebb4ee0c c205c000 c6ae08c0 c6ae08c0 c5b2a000 # [ 101.673640] bf40: b6e5c000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 # [ 101.683811] bf60: 00000000 00000000 c5b2bfac ebb4ee0c 0000000d 0000000d b6fa3e00 00000004 # [ 101.693897] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 # [ 101.704068] bfa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e5c000 0000000d 00000000 # [ 101.714155] bfc0: 0000000d 0000000d b6fa3e00 00000004 00000001 00000000 00020000 beaaea54 # [ 101.724326] bfe0: 00000004 beaae788 b6f1194f b6e97c66 800e0030 00000001 00000000 00000000 # [ 101.734491] Backtrace: # [ 101.738868] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 101.750155] r7:c5b2bf60 r6:0000000d r5:c6e8a000 r4:c5dfdac0 # [ 101.757985] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.768671] r5:c6e8a000 r4:00000021 # [ 101.774074] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.784334] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.794588] r9:c5b2bf60 r8:c309ee40 r7:0000000d r6:b6e5c000 r5:c6ae08c0 r4:c0c2d710 # [ 101.804247] [] [ 102.322801] lkdtm: Performing direct entry EXEC_VMALLOC (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ [ 102.338729] lkdtm: attempting bad execution at f096c000 101.814501] r9:c07f4bec r8:c5b2[ 102.346934] 8<--- cut here --- bf60 r7:c2816000 r6:b6e5c000 r5:c[ 102.352797] Unable to handle kernel paging request at virtual address f096c000 6ae08c0 r4:00000000 # [ 101.824[ 102.362910] pgd = 0281e9a9 325] [] (vfs_write) fro[ 102.368530] [f096c000] *pgd=12949811, *pte=494cc65f, *ppte=494cc45f m [] (ksys_write+0x74/0[ 102.377656] Internal error: Oops: 8000000f [#6] SMP ARM [ 102.385706] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 102.414734] CPU: 0 PID: 2001 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 102.422482] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.429020] PC is at 0xf096c000 [ 102.432178] LR is at execute_location+0xa4/0xb4 [ 102.436715] pc : [] lr : [] psr: 600e0013 [ 102.442987] sp : c5a09e30 ip : c5a09d38 fp : c5a09e4c [ 102.448215] r10: 0000000d r9 : c1acbda0 r8 : c15e7d40 [ 102.453444] r7 : c5a09f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e0a0 [ 102.459975] r3 : 45732c4e r2 : 45732c4e r1 : ef7815e0 r0 : 0000002b [ 102.466508] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 102.473650] Control: 10c5387d Table: 16ae804a DAC: 00000051 [ 102.479401] Process cat (pid: 2001, stack limit = 0x76260a35) [ 102.485152] Stack: (0xc5a09e30 to 0xc5a0a000) [ 102.489517] 9e20: f096c000 c6bc7000 0000000d c5a09f60 [ 102.497702] 9e40: c5a09e64 c5a09e50 c0c2e124 c135a290 00000022 c6bc7000 c5a09e74 c5a09e68 [ 102.505887] 9e60: c0c2d330 c0c2e108 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c5e07400 [ 102.514072] 9e80: b6e79000 0000000d c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c [ 102.522257] 9ea0: 00000000 c5e07400 b6e79000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 [ 102.530442] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 [ 102.538627] 9ee0: b6e79000 00020000 00000004 0000000d 0001fff3 c5a09ee0 00000001 b6e78000 [ 102.546811] 9f00: c69da000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 102.554996] 9f20: 00000000 00000000 c136fa78 45732c4e c205c000 c5e07400 c5e07400 c5a08000 [ 102.563180] 9f40: b6e79000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 [ 102.571364] 9f60: 00000000 00000000 c5a09fac 45732c4e 0000000d 0000000d b6fc0e00 00000004 [ 102.579549] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 [ 102.587734] 9fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 [ 102.595918] 9fc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 be838a54 [ 102.604102] 9fe0: 00000004 be838788 b6f2e94f b6eb4c66 800e0030 00000001 00000000 00000000 [ 102.612281] Backtrace: [ 102.614754] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 102.623200] r7:c5a09f60 r6:0000000d r5:c6bc7000 r4:f096c000 [ 102.628870] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 102.637227] r5:c6bc7000 r4:00000022 [ 102.640815] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 102.648835] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 102.656759] r9:c5a09f60 r8:c309ee40 r7:0000000d r6:b6e79000 r5:c5e07400 r4:c0c2d710 [ 102.664515] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.672354] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e79000 r5:c5e07400 r4:00000000 [ 102.680106] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.687251] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c5a08000 r5:c5e07400 [ 102.695084] r4:c5e07400 [ 102.697627] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.704769] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:0000000d r4:0000000d [ 102.712523] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.720095] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 102.725155] 9fa0: 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 [ 102.733339] 9fc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 be838a54 [ 102.741521] 9fe0: 00000004 be838788 b6f2e94f b6eb4c66 [ 102.746584] Code: bad PC value xec) # [ 101.833542] r10:00000[ 102.749713] ---[ end trace 80c80f4fca43ded9 ]--- 004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5b2a000 r5:c6ae08c0 # [ 101.843360] r4:c6ae08c0 # [ 101.847549] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 101.856764] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:0000000d r4:0000000d # [ 101.866419] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 101.876236] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) # [ 101.883025] bfa0: 0000000d 0000000d 00000001 b6e5c000 0000000d 00000000 # [ 101.891720] bfc0: 0000000d 0000000d b6fa3e00 00000004 00000001 00000000 00020000 beaaea54 # [ 101.899904] bfe0: 00000004 beaae788 b6f1194f b6e97c66 # [ 101.904965] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) # [ 101.911068] ---[ end trace 80c80f4fca43ded8 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 102.322801] lkdtm: Performing direct entry EXEC_VMALLOC # [ 102.330788] lkdtm: attempting ok execution at c0c2e0a0 # [ 102.338729] lkdtm: attempting bad execution at f096c000 # [ 102.346934] 8<--- cut here --- # [ 102.352797] Unable to handle kernel paging request at virtual address f096c000 # [ 102.362910] pgd = 0281e9a9 # [ 102.368530] [f096c000] *pgd=12949811, *pte=494cc65f, *ppte=494cc45f # [ 102.377656] Internal error: Oops: 8000000f [#6] SMP ARM # [ 102.385706] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 102.414734] CPU: 0 PID: 2001 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 102.422482] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.429020] PC is at 0xf096c000 # [ 102.432178] LR is at execute_location+0xa4/0xb4 # [ 102.436715] pc : [] lr : [] psr: 600e0013 # [ 102.442987] sp : c5a09e30 ip : c5a09d38 fp : c5a09e4c # [ 102.448215] r10: 0000000d r9 : c1acbda0 r8 : c15e7d40 # [ 102.453444] r7 : c5a09f60 r6 : 00000001 r5 : f096c000 r4 : c0c2e0a0 # [ 102.459975] r3 : 45732c4e r2 : 45732c4e r1 : ef7815e0 r0 : 0000002b # [ 102.466508] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.473650] Control: 10c5387d Table: 16ae804a DAC: 00000051 # [ 102.479401] Process cat (pid: 2001, stack limit = 0x76260a35) # [ 102.485152] Stack: (0xc5a09e30 to 0xc5a0a000) # [ 102.489517] 9e20: f096c000 c6bc7000 0000000d c5a09f60 # [ 102.497702] 9e40: c5a09e64 c5a09e50 c0c2e124 c135a290 00000022 c6bc7000 c5a09e74 c5a09e68 # [ 102.505887] 9e60: c0c2d330 c0c2e108 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c5e07400 # [ 102.514072] 9e80: b6e79000 0000000d c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c # [ 102.522257] 9ea0: 00000000 c5e07400 b6e79000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 # [ 102.530442] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 # [ 102.538627] 9ee0: b6e79000 00020000 00000004 0000000d 0001fff3 c5a09ee0 00000001 b6e78000 # [ 102.546811] 9f00: c69da000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.554996] 9f20: 00000000 00000000 c136fa78 45732c4e c205c000 c5e07400 c5e07400 c5a08000 # [ 102.563180] 9f40: b6e79000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 # [ 102.571364] 9f60: 00000000 00000000 c5a09fac 45732c4e 0000000d 0000000d b6fc0e00 00000004 # [ 102.579549] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 # [ 102.587734] 9fa0: c03000c0 c0598940 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 # [ 102.595918] 9fc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 be838a54 # [ 102.604102] 9fe0: 00000004 be838788 b6f2e94f b6eb4c66 800e0030 00000001 00000000 00000000 # [ 102.612281] Backtrace: # [ 102.614754] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 102.623200] r7:c5a09f60 r6:0000000d r5:c6bc7000 r4:f096c000 # [ 102.628870] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.637227] r5:c6bc7000 r4:00000022 # [ 102.640815] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.648835] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.656759] r9:c5a09f60 r8:c309ee40 r7:0000000d r6:b6e79000 r5:c5e07400 r4:c0c2d710 # [ 102.664515] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 102.672354] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e79000 r5:c5e07400 r4:00000000 # [ 102.680106] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 102.687251] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c5a080[ 103.193378] lkdtm: Performing direct entry EXEC_RODATA 00 r5:c5e07400 # [ 102.695084] [ 103.200866] lkdtm: attempting ok execution at c0c2e0a0 r4:c5e07400 # [ 102.697627] [<[ 103.208850] lkdtm: attempting bad execution at c15e7fdc c0598848>] (ksys_write) from [] (sys_[w r i1t0e3+.02x212789] Unable to handle kernel paging request at virtual address c15e7fdc /0x1c) # [ 10[2 . 7100437.6293]011] pgd = 0281e9a9 r9:c5a08000 r8:c03002e4 r7:000[ 103.236714] [c15e7fdc] *pgd=1141941e(bad) 0004 r6:b6fc0e00 r5:0[0 0 0100030243506] Internal error: Oops: 8000000d [#7] SMP ARM d r4:0000000d # [ 102.712523] [[ 103.250982] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ] (sys_writ[e ) 1f0r3o282689] CPU: 3 PID: 2078 Comm: cat Tainted: G D W 5.10.125-cip10 #1 m [[ ] 1(0r3e.t2_9f2a683] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) t_syscall+0x0/0x28) # [ 102.[7 103.301132] PC is at lkdtm_rodata_do_nothing+0x0/0x10 0095] Exception stack(0xc5a0[9 f 103.308874] LR is at execute_location+0xa4/0xb4 8 to 0xc5a09ff[0 ) 1 0#3 .[3 1 5998] pc : [] lr : [] psr: 600e0013 02.725155][ 9 f1a003:. 3 2 4 2 59] sp : c6a9be38 ip : c6a9bd40 fp : c6a9be54 [ 1 0 3 .0303010300060 r10: 0000000c r9 : c1acbdb0 r8 : c15e7d40 d 0000000d [0 0 0100030.0313 8b183] r7 : c6a9bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2e0a0 e79000 0000[0 0 01d0 30.0304060502] r3 : 659b5cea r2 : 659b5cea r1 : ef7c05e0 r0 : 0000002b 00 # [ 102.7[3 3 313093]. 395f4884] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0: 0000000d 0[0 0 010030.03d6 4b014] Control: 10c5387d Table: 16ae804a DAC: 00000051 fc0e00 000[0 0 010043 .03070106067] Process cat (pid: 2078, stack limit = 0x50981a45) 01 00000000 [0 0 0120030.0307 9b237] Stack: (0xc6a9be38 to 0xc6a9c000) 838a54 # [ 10[2 . 7140135.2318]506] be20: 00000023 c5dee000 9fe0: 00000004 be838[7 8 81 0b36395683] be40: 0000000c c6a9bf60 c6a9be64 c6a9be58 c135a510 c135a290 c6a9be74 c6a9be68 f2e94f b6eb4[c 6 1603 .#4 0[6 1 3] be60: c0c2d330 c135a4f8 c6a9be9c c6a9be78 c0c2d830 c0c2d310 c0c2d710 c5adca00 102.746584] Code[: b1a0d3 .P4C16117] be80: b6e12000 0000000c c309ee40 c6a9bf60 c6a9bec4 c6a9bea0 c07f4c50 c0c2d71c value # [ 102.749[7 1 31]0 3-.-26378] bea0: 00000000 c5adca00 b6e12000 c2816000 c6a9bf60 c07f4bec c6a9bf5c c6a9bec8 -[ end trace 80c80f[4 f c1a0433.d36724] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c6a9a000 ed9 ]--- # EXEC_[V M A1L0L3O.C4:7069] bee0: b6e12000 00020000 00000004 0000000c 0001fff4 c6a9bee0 00000001 b6e11000 missing 'call tr[a c e1:0'3:. 4[7328] bf00: c6b12dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 FAIL] not ok 33 [s e l1f0t3e.s4t7587] bf20: 00000000 00000000 c136fa78 659b5cea c205c000 c5adca00 c5adca00 c6a9a000 s: lkdtm: EXEC_VMA[L L O1C0.3s.h477848] bf40: b6e12000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c05988bc c0598228 # exit=1 # selfte[s t s1:0 3l.k488194] bf60: 00000000 00000000 c6a9bfac 659b5cea 0000000c 0000000c b6f59e00 00000004 tm: EXEC_RODA[T A .1s0h3. 498539] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059894c c0598854 00000000 c6a9bfa8 [ 103.508454] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e12000 0000000c 00000000 [ 103.516643] bfc0: 0000000c 0000000c b6f59e00 00000004 00000001 00000000 00020000 bedc3a54 [ 103.524834] bfe0: 00000004 bedc3788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 [ 103.533016] Backtrace: [ 103.535490] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 103.543853] r7:c6a9bf60 r6:0000000c r5:c5dee000 r4:00000023 [ 103.549534] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.557816] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.565839] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.573768] r9:c6a9bf60 r8:c309ee40 r7:0000000c r6:b6e12000 r5:c5adca00 r4:c0c2d710 [ 103.581528] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.589371] r9:c07f4bec r8:c6a9bf60 r7:c2816000 r6:b6e12000 r5:c5adca00 r4:00000000 [ 103.597126] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.604275] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c6a9a000 r5:c5adca00 [ 103.612110] r4:c5adca00 [ 103.614659] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.621805] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000c r4:0000000c [ 103.629565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.637140] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) [ 103.642203] bfa0: 0000000c 0000000c 00000001 b6e12000 0000000c 00000000 [ 103.650392] bfc0: 0000000c 0000000c b6f59e00 00000004 00000001 00000000 00020000 bedc3a54 [ 103.658578] bfe0: 00000004 bedc3788 b6ec794f b6e4dc66 [ 103.663641] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 103.669747] ---[ end trace 80c80f4fca43deda ]--- # Segmentation fault # [ 103.193378] lkdtm: Performing direct entry EXEC_RODATA # [ 103.200866] lkdtm: attempting ok execution at c0c2e0a0 # [ 103.208850] lkdtm: attempting bad execution at c15e7fdc # [ 103.216911] 8<--- cut here --- # [ 103.222789] Unable to handle kernel paging request at virtual address c15e7fdc # [ 103.232011] pgd = 0281e9a9 # [ 103.236714] [c15e7fdc] *pgd=1141941e(bad) # [ 103.243506] Internal error: Oops: 8000000d [#7] SMP ARM # [ 103.250982] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 103.282689] CPU: 3 PID: 2078 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 103.292683] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.301132] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 103.308874] LR is at execute_location+0xa4/0xb4 # [ 103.315998] pc : [] lr : [] psr: 600e0013 # [ 103.324259] sp : c6a9be38 ip : c6a9bd40 fp : c6a9be54 # [ 103.331306] r10: 0000000c r9 : c1acbdb0 r8 : c15e7d40 # [ 103.338183] r7 : c6a9bf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2e0a0 # [ 103.346532] r3 : 659b5cea r2 : 659b5cea r1 : ef7c05e0 r0 : 0000002b # [ 103.354884] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.364014] Control: 10c5387d Table: 16ae804a DAC: 00000051 # [ 103.371667] Process cat (pid: 2078, stack limit = 0x50981a45) # [ 103.379237] Stack: (0xc6a9be38 to 0xc6a9c000) # [ 103.385506] be20: 00000023 c5dee000 # [ 103.395683] be40: 0000000c c6a9bf60 c6a9be64 c6a9be58 c135a510 c135a290 c6a9be74 c6a9be68 # [ 103.406113] be60: c0c2d330 c135a4f8 c6a9be9c c6a9be78 c0c2d830 c0c2d310 c0c2d710 c5adca00 # [ 103.416117] be80: b6e12000 0000000c c309ee40 c6a9bf60 c6a9bec4 c6a9bea0 c07f4c50 c0c2d71c # [ 103.426378] bea0: 00000000 c5adca00 b6e12000 c2816000 c6a9bf60 c07f4bec c6a9bf5c c6a9bec8 # [ 103.436724] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c6a9a000 # [ 103.447069] bee0: b6e12000 00020000 00000004 0000000c 0001fff4 c6a9bee0 00000001 b6e11000 # [ 103.457328] bf00: c6b12dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.467587] bf20: 00000000 00000000 c136fa78 659b5cea c205c000 c5adca00 c5adca00 c6a9a000 # [ 103.477848] bf40: b6e12000 00000000 00000000 00000004 c6a9bf94 c6a9bf60 c05988bc c0598228 # [ 103.488194] bf60: 00000000 00000000 c6a9bfac 659b5cea 0000000c 0000000c b6f59e00 00000004 # [ 103.498539] bf80: c03002e4 c6a9a000 c6a9bfa4 c6a9bf98 c059894c c0598854 00000000 c6a9bfa8 # [ 103.508454] bfa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e12000 0000000c 00000000 # [ 103.516643] bfc0: 0000000c 0000000c b6f59e00 00000004 00000001 00000000 00020000 bedc3a54 # [ 103.524834] bfe0: 00000004 bedc3788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 # [ 103.533016] Backtrace: # [ 103.535490] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 103.543853] r7:c6a9bf60 r6:0000000c r5:c5dee000 r4:00000023 # [ 103.549534] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.557816] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.565839] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.573768] r9:c6a9bf60 r8:c309ee40 r7:0000000c r6:b6e12000 r5:c5adca00 r4:c0c2d710 # [ 103.581528] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.589371] r9:c07f4bec r8:c6a9bf60 r7:c2816000 r6:b6e12000 r5:c5adca00 r4:00000000 # [ 103.597126] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.604275] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c6a9a000 r5:c5adca00 # [ 103.612110] r4:c5adca00 # [ 103.614659] [] (ksys_write) from [] (sys_w[ 104.155093] lkdtm: Performing direct entry EXEC_USERSPACE rite+0x18/0x1c) # [ 103.621805][ 104.162565] lkdtm: attempting ok execution at c0c2e0a0 r9:c6a9a000 r8:c03002e4 r7:0000[ 104.170579] lkdtm: attempting bad execution at b6f36000 0004 r6:b6f59e00 r5:0000000c r4:0[ 104.178678] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000 [ 104.188581] Internal error: : b [#8] SMP ARM [ 104.192859] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 104.221887] CPU: 0 PID: 2154 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 104.229636] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.236174] PC is at 0xb6f36000 [ 104.239332] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 104.244217] pc : [] lr : [] psr: 600e0013 [ 104.250488] sp : c6f99e48 ip : c6f99d50 fp : c6f99e64 [ 104.255716] r10: 0000000f r9 : c1acbdbc r8 : c15e7d40 [ 104.260946] r7 : c6f99f60 r6 : 0000000f r5 : c5b36000 r4 : b6f36000 [ 104.267476] r3 : 91add572 r2 : 91add572 r1 : ef7815e0 r0 : 0000002b [ 104.274009] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 104.281149] Control: 10c5387d Table: 16f2c04a DAC: 00000051 [ 104.286900] Process cat (pid: 2154, stack limit = 0xbd0c7cd1) [ 104.292651] Stack: (0xc6f99e48 to 0xc6f9a000) [ 104.297018] 9e40: 00000001 00000000 0000000f 00000024 c6f99e74 c6f99e68 [ 104.305203] 9e60: c0c2d330 c0c2e13c c6f99e9c c6f99e78 c0c2d830 c0c2d310 c0c2d710 c5bc7040 [ 104.313388] 9e80: b6df0000 0000000f c309ee40 c6f99f60 c6f99ec4 c6f99ea0 c07f4c50 c0c2d71c [ 104.321573] 9ea0: 00000000 c5bc7040 b6df0000 c2816000 c6f99f60 c07f4bec c6f99f5c c6f99ec8 [ 104.329757] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c449dbe4 c05988bc c6f98000 [ 104.337942] 9ee0: b6df0000 00020000 00000004 0000000f 0001fff1 c6f99ee0 00000001 00000805 [ 104.346126] 9f00: c6ae0140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.354312] 9f20: 00000000 00000000 c6f98000 91add572 b6def000 c5bc7040 c5bc7040 c6f98000 [ 104.362495] 9f40: b6df0000 00000000 00000000 00000004 c6f99f94 c6f99f60 c05988bc c0598228 [ 104.370680] 9f60: 00000000 00000000 c6f99fac 91add572 0000000f 0000000f b6f37e00 00000004 [ 104.378864] 9f80: c03002e4 c6f98000 c6f99fa4 c6f99f98 c059894c c0598854 00000000 c6f99fa8 [ 104.387048] 9fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 [ 104.395233] 9fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 beefaa54 [ 104.403416] 9fe0: 00000004 beefa788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 [ 104.411595] Backtrace: [ 104.414062] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.422592] r4:00000024 [ 104.425140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.433158] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.441083] r9:c6f99f60 r8:c309ee40 r7:0000000f r6:b6df0000 r5:c5bc7040 r4:c0c2d710 [ 104.448841] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.456678] r9:c07f4bec r8:c6f99f60 r7:c2816000 r6:b6df0000 r5:c5bc7040 r4:00000000 [ 104.464431] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.471577] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6f98000 r5:c5bc7040 [ 104.479409] r4:c5bc7040 [ 104.481951] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.489097] r9:c6f98000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f [ 104.496850] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.504425] Exception stack(0xc6f99fa8 to 0xc6f99ff0) [ 104.509485] 9fa0: 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 [ 104.517670] 9fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 beefaa54 [ 104.525853] 9fe0: 00000004 beefa788 b6ea594f b6e2bc66 [ 104.530916] Code: bad PC value [ 104.533982] ---[ end trace 80c80f4fca43dedb ]--- 000000c # [ 103.629565] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.637140] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) # [ 103.642203] bfa0: 0000000c 0000000c 00000001 b6e12000 0000000c 00000000 # [ 103.650392] bfc0: 0000000c 0000000c b6f59e00 00000004 00000001 00000000 00020000 bedc3a54 # [ 103.658578] bfe0: 00000004 bedc3788 b6ec794f b6e4dc66 # [ 103.663641] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 103.669747] ---[ end trace 80c80f4fca43deda ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 104.155093] lkdtm: Performing direct entry EXEC_USERSPACE # [ 104.162565] lkdtm: attempting ok execution at c0c2e0a0 # [ 104.170579] lkdtm: attempting bad execution at b6f36000 # [ 104.178678] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000 # [ 104.188581] Internal error: : b [#8] SMP ARM # [ 104.192859] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 104.221887] CPU: 0 PID: 2154 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 104.229636] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.236174] PC is at 0xb6f36000 # [ 104.239332] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 104.244217] pc : [] lr : [] psr: 600e0013 # [ 104.250488] sp : c6f99e48 ip : c6f99d50 fp : c6f99e64 # [ 104.255716] r10: 0000000f r9 : c1acbdbc r8 : c15e7d40 # [ 104.260946] r7 : c6f99f60 r6 : 0000000f r5 : c5b36000 r4 : b6f36000 # [ 104.267476] r3 : 91add572 r2 : 91add572 r1 : ef7815e0 r0 : 0000002b # [ 104.274009] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.281149] Control: 10c5387d Table: 16f2c04a DAC: 00000051 # [ 104.286900] Process cat (pid: 2154, stack limit = 0xbd0c7cd1) # [ 104.292651] Stack: (0xc6f99e48 to 0xc6f9a000) # [ 104.297018] 9e40: 00000001 00000000 0000000f 00000024 c6f99e74 c6f99e68 # [ 104.305203] 9e60: c0c2d330 c0c2e13c c6f99e9c c6f99e78 c0c2d830 c0c2d310 c0c2d710 c5bc7040 # [ 104.313388] 9e80: b6df0000 0000000f c309ee40 c6f99f60 c6f99ec4 c6f99ea0 c07f4c50 c0c2d71c # [ 104.321573] 9ea0: 00000000 c5bc7040 b6df0000 c2816000 c6f99f60 c07f4bec c6f99f5c c6f99ec8 # [ 104.329757] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c449dbe4 c05988bc c6f98000 # [ 104.337942] 9ee0: b6df0000 00020000 00000004 0000000f 0001fff1 c6f99ee0 00000001 00000805 # [ 104.346126] 9f00: c6ae0140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.354312] 9f20: 00000000 00000000 c6f98000 91add572 b6def000 c5bc7040 c5bc7040 c6f98000 # [ 104.362495] 9f40: b6df0000 00000000 00000000 00000004 c6f99f94 c6f99f60 c05988bc c0598228 # [ 104.370680] 9f60: 00000000 00000000 c6f99fac 91add572 0000000f 0000000f b6f37e00 00000004 # [ 104.378864] 9f80: c03002e4 c6f98000 c6f99fa4 c6f99f98 c059894c c0598854 00000000 c6f99fa8 # [ 104.387048] 9fa0: c03000c0 c0598940 0000000f 0000000f 00000001 b6df0000 0000000f 00000000 # [ 104.395233] 9fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 beefaa54 # [ 104.403416] 9fe0: 00000004 beefa788 b6ea594f b6e2bc66 800e0030 00000001 00000000 00000000 # [ 104.411595] Backtrace: # [ 104.414062] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.422592] r4:00000024 # [ 104.425140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.433158] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.441083] r9:c6f99f60 r8:c309ee40 r7:0000000f r6:b6df0000 r5:c5bc7040 r4:c0c2d710 # [ 104.448841] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.456678] r9:c07f4bec r8:c6f99f60 r7:c2816000 r6:b6df0000 r5:c5bc7040 r4:00000000 # [ 104.464431] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 104.471577] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6f98000 r5:c5bc7040 # [ 104.479409] r4:c5bc7040 # [ 104.481951] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.489097] r9:c6f98000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f # [ 104.496850] [] (sys_[ 104.986471] lkdtm: Performing direct entry EXEC_NULL write) from [1]0 4(.992171] lkdtm: attempting ok execution at c0c2e0a0 et_fast_syscall+0x0/0x28) # [ 1[ 104.999667] lkdtm: attempting bad execution at 00000000 04.504425] Exception stack(0xc6f9[ 105.007773] 8<--- cut here --- 9fa8 to 0xc6f99ff0) # [[ 1100.013589] Unable to handle kernel NULL pointer dereference at virtual address 00000000 4.509485] 9fa0: [ 105.024187] pgd = 7bf2d072 0000000f 0000000f 00000001 b6df0[ 105.029652] [00000000] *pgd=00000000 000 0000000f 00000000 # [ 1[0 4105.036057] Internal error: Oops: 80000005 [#9] SMP ARM .517670] 9fc0: 0000000f 0000000f [ 105.043877] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 b6f37e00 00000004 [0 0 0100050.0075583] CPU: 1 PID: 2225 Comm: cat Tainted: G D W 5.10.125-cip10 #1 000000[0 0 10050.002805040809 ] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) eefaa54 # [ 104[. 5 215085.50393671] PC is at 0x0 9fe0: 00000004 beefa788 b6[e a 105.098296] LR is at execute_location+0xa4/0xb4 94f b6e2bc66[ # 1[0 5 .110045.31] pc : [<00000000>] lr : [] psr: 600e0013 530916][ C1o0d5e.:1 1b3a5d0 3P] sp : c688fe38 ip : c688fd40 fp : c688fe54 value[ # 1[0 5 .110240.357373 r10: 0000000a r9 : c1acbdcc r8 : c15e7d40 982] ---[[ e1n0d5 .t1r2a7c2e5 0] r7 : c688ff60 r6 : 00000000 r5 : 00000000 r4 : c0c2e0a0 0c80f4[f c a14035.d1e3d5b5 1]1-]-r3 : 963890ec r2 : 963890ec r1 : ef7965e0 r0 : 0000002b - # EXEC_US[E R S1P0A5C.E1:4 3m602] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ssing 'cal[l t1r0a5c.e1:5'2:6 43] Control: 10c5387d Table: 16ff804a DAC: 00000051 FAIL] not ok[ 3 51 0s5e.l1f6t0e12] Process cat (pid: 2225, stack limit = 0xdf86fa1e) sts: lkdtm: [E X E1C0_5U.S1E67R8S6] Stack: (0xc688fe38 to 0xc6890000) PACE.sh # exi[t = 110 5#. 1s7e4l45] fe20: 00000025 c5eea000 ftests: lkdtm: E[X E C1_0N5U.L1L84132] fe40: 0000000a c688ff60 c688fe64 c688fe58 c135a534 c135a290 c688fe74 c688fe68 sh [ 105.194389] fe60: c0c2d330 c135a520 c688fe9c c688fe78 c0c2d830 c0c2d310 c0c2d710 c4798780 [ 105.202912] fe80: b6ea9000 0000000a c309ee40 c688ff60 c688fec4 c688fea0 c07f4c50 c0c2d71c [ 105.211100] fea0: 00000000 c4798780 b6ea9000 c2816000 c688ff60 c07f4bec c688ff5c c688fec8 [ 105.219287] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c688e000 [ 105.227473] fee0: b6ea9000 00020000 00000004 0000000a 0001fff6 c688fee0 00000001 b6ea8000 [ 105.235657] ff00: c59d2780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 105.243844] ff20: 00000000 00000000 c136fa78 963890ec c205c000 c4798780 c4798780 c688e000 [ 105.252030] ff40: b6ea9000 00000000 00000000 00000004 c688ff94 c688ff60 c05988bc c0598228 [ 105.260216] ff60: 00000000 00000000 c688ffac 963890ec 0000000a 0000000a b6ff0e00 00000004 [ 105.268402] ff80: c03002e4 c688e000 c688ffa4 c688ff98 c059894c c0598854 00000000 c688ffa8 [ 105.276587] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6ea9000 0000000a 00000000 [ 105.284773] ffc0: 0000000a 0000000a b6ff0e00 00000004 00000001 00000000 00020000 bea76a54 [ 105.292957] ffe0: 00000004 bea76788 b6f5e94f b6ee4c66 800e0030 00000001 00000000 00000000 [ 105.301135] Backtrace: [ 105.303603] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 105.311788] r7:c688ff60 r6:0000000a r5:c5eea000 r4:00000025 [ 105.317466] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.325570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.333589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.341515] r9:c688ff60 r8:c309ee40 r7:0000000a r6:b6ea9000 r5:c4798780 r4:c0c2d710 [ 105.349273] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.357111] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6ea9000 r5:c4798780 r4:00000000 [ 105.364863] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.372007] r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c688e000 r5:c4798780 [ 105.379839] r4:c4798780 [ 105.382383] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.389526] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6ff0e00 r5:0000000a r4:0000000a [ 105.397280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.404855] Exception stack(0xc688ffa8 to 0xc688fff0) [ 105.409914] ffa0: 0000000a 0000000a 00000001 b6ea9000 0000000a 00000000 [ 105.418098] ffc0: 0000000a 0000000a b6ff0e00 00000004 00000001 00000000 00020000 bea76a54 [ 105.426280] ffe0: 00000004 bea76788 b6f5e94f b6ee4c66 [ 105.431343] Code: bad PC value [ 105.434490] ---[ end trace 80c80f4fca43dedc ]--- # Segmentation fault # [ 104.986471] lkdtm: Performing direct entry EXEC_NULL # [ 104.992171] lkdtm: attempting ok execution at c0c2e0a0 # [ 104.999667] lkdtm: attempting bad execution at 00000000 # [ 105.007773] 8<--- cut here --- # [ 105.013589] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 105.024187] pgd = 7bf2d072 # [ 105.029652] [00000000] *pgd=00000000 # [ 105.036057] Internal error: Oops: 80000005 [#9] SMP ARM # [ 105.043877] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 105.075583] CPU: 1 PID: 2225 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 105.085489] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.093671] PC is at 0x0 # [ 105.098296] LR is at execute_location+0xa4/0xb4 # [ 105.105331] pc : [<00000000>] lr : [] psr: 600e0013 # [ 105.113503] sp : c688fe38 ip : c688fd40 fp : c688fe54 # [ 105.120377] r10: 0000000a r9 : c1acbdcc r8 : c15e7d40 # [ 105.127250] r7 : c688ff60 r6 : 00000000 r5 : 00000000 r4 : c0c2e0a0 # [ 105.135511] r3 : 963890ec r2 : 963890ec r1 : ef7965e0 r0 : 0000002b # [ 105.143602] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.152643] Control: 10c5387d Table: 16ff804a DAC: 00000051 # [ 105.160212] Process cat (pid: 2225, stack limit = 0xdf86fa1e) # [ 105.167866] Stack: (0xc688fe38 to 0xc6890000) # [ 105.174045] fe20: 00000025 c5eea000 # [ 105.184132] fe40: 0000000a c688ff60 c688fe64 c688fe58 c135a534 c135a290 c688fe74 c688fe68 # [ 105.194389] fe60: c0c2d330 c135a520 c688fe9c c688fe78 c0c2d830 c0c2d310 c0c2d710 c4798780 # [ 105.202912] fe80: b6ea9000 0000000a c309ee40 c688ff60 c688fec4 c688fea0 c07f4c50 c0c2d71c # [ 105.211100] fea0: 00000000 c4798780 b6ea9000 c2816000 c688ff60 c07f4bec c688ff5c c688fec8 # [ 105.219287] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c688e000 # [ 105.227473] fee0: b6ea9000 00020000 00000004 0000000a 0001fff6 c688fee0 00000001 b6ea8000 # [ 105.235657] ff00: c59d2780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.243844] ff20: 00000000 00000000 c136fa78 963890ec c205c000 c4798780 c4798780 c688e000 # [ 105.252030] ff40: b6ea9000 00000000 00000000 00000004 c688ff94 c688ff60 c05988bc c0598228 # [ 105.260216] ff60: 00000000 00000000 c688ffac 963890ec 0000000a 0000000a b6ff0e00 00000004 # [ 105.268402] ff80: c03002e4 c688e000 c688ffa4 c688ff98 c059894c c0598854 00000000 c688ffa8 # [ 105.276587] ffa0: c03000c0 c0598940 0000000a 0000000a 00000001 b6ea9000 0000000a 00000000 # [ 105.284773] ffc0: 0000000a 0000000a b6ff0e00 00000004 00000001 00000000 00020000 bea76a54 # [ 105.292957] ffe0: 00000004 bea76788 b6f5e94f b6ee4c66 800e0030 00000001 00000000 00000000 # [ 105.301135] Backtrace: # [ 105.303603] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 105.311788] r7:c688ff60 r6:0000000a r5:c5eea000 r4:00000025 # [ 105.317466] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.325570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.333589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.341515] r9:c688ff60 r8:c309ee40 r7:0000000a r6:b6ea9000 r5:c4798780 r4:c0c2d710 # [ 105.349273] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.357111] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6ea9000 r5:c4798780 r4:00000000 # [ 105.364863] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.372007] r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c688e000 r5:c4798780 # [ 105.379839] r4:c4798780 # [ 105.382383] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ [ 105.946866] lkdtm: attempting bad read at b6f81000 105.389526] r9:c688e000 r8:c030[ 105.954353] 8<--- cut here --- [ 105.960236] Unhandled fault: page domain fault (0x01b) at 0xb6f81000 [ 105.966600] pgd = 961515ad [ 105.969315] [b6f81000] *pgd=494fb831 [ 105.972912] Internal error: : 1b [#10] SMP ARM [ 105.977374] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 106.006645] CPU: 0 PID: 2301 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 106.014408] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 106.020982] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 106.026234] LR is at 0x0 [ 106.028793] pc : [] lr : [<00000000>] psr: 600e0013 [ 106.035081] sp : c5a09e38 ip : 00000027 fp : c5a09e64 [ 106.040325] r10: 00000011 r9 : c1acbdd8 r8 : c15e7d40 [ 106.045571] r7 : c5a09f60 r6 : 00000051 r5 : c5a08000 r4 : b6f81000 [ 106.052119] r3 : c15ee30c r2 : c15ee30c r1 : ef7815e4 r0 : 00000026 [ 106.058671] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 106.065828] Control: 10c5387d Table: 1700404a DAC: 00000051 [ 106.071595] Process cat (pid: 2301, stack limit = 0x76260a35) [ 106.077365] Stack: (0xc5a09e38 to 0xc5a0a000) [ 106.081747] 9e20: 00000022 00000000 [ 106.089957] 9e40: 00000000 c15ee30c c5a09e6c 00000026 c5b35000 00000011 c5a09e74 c5a09e68 [ 106.098165] 9e60: c0c2d330 c0c2e210 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c5bc63c0 [ 106.106373] 9e80: b6e3b000 00000011 c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c [ 106.114581] 9ea0: 00000000 c5bc63c0 b6e3b000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 [ 106.122789] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 [ 106.130996] 9ee0: b6e3b000 00020000 00000004 00000011 0001ffef c5a09ee0 00000001 b6e3a000 [ 106.139201] 9f00: c6b132c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 106.147408] 9f20: 00000000 00000000 c136fa78 c15ee30c c205c000 c5bc63c0 c5bc63c0 c5a08000 [ 106.155615] 9f40: b6e3b000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 [ 106.163822] 9f60: 00000000 00000000 c5a09fac c15ee30c 00000011 00000011 b6f82e00 00000004 [ 106.172030] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 [ 106.180236] 9fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e3b000 00000011 00000000 [ 106.188442] 9fc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bee5fa54 [ 106.196648] 9fe0: 00000004 bee5f788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 [ 106.204840] Backtrace: [ 106.207345] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.216072] r6:00000011 r5:c5b35000 r4:00000026 [ 106.220729] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.228774] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.236723] r9:c5a09f60 r8:c309ee40 r7:00000011 r6:b6e3b000 r5:c5bc63c0 r4:c0c2d710 [ 106.244508] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.252368] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e3b000 r5:c5bc63c0 r4:00000000 [ 106.260144] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.267311] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5a08000 r5:c5bc63c0 [ 106.275158] r4:c5bc63c0 [ 106.277724] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.284891] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000011 r4:00000011 [ 106.292668] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.300257] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 106.305336] 9fa0: 00000011 00000011 00000001 b6e3b000 00000011 00000000 [ 106.313543] 9fc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bee5fa54 [ 106.321743] 9fe0: 00000004 bee5f788 b6ef094f b6e76c66 [ 106.326824] Code: e1a01004 e30c0cfc e34c01ac eb1c84df (e5943000) [ 106.332949] ---[ end trace 80c80f4fca43dedd ]--- 02e4 r7:00000004 r6:b6ff0e00 r5:0000000a r4:0000000a # [ 105.397280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.404855] Exception stack(0xc688ffa8 to 0xc688fff0) # [ 105.409914] ffa0: 0000000a 0000000a 00000001 b6ea9000 0000000a 00000000 # [ 105.418098] ffc0: 0000000a 0000000a b6ff0e00 00000004 00000001 00000000 00020000 bea76a54 # [ 105.426280] ffe0: 00000004 bea76788 b6f5e94f b6ee4c66 # [ 105.431343] Code: bad PC value # [ 105.434490] ---[ end trace 80c80f4fca43dedc ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 105.940710] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 105.946866] lkdtm: attempting bad read at b6f81000 # [ 105.954353] 8<--- cut here --- # [ 105.960236] Unhandled fault: page domain fault (0x01b) at 0xb6f81000 # [ 105.966600] pgd = 961515ad # [ 105.969315] [b6f81000] *pgd=494fb831 # [ 105.972912] Internal error: : 1b [#10] SMP ARM # [ 105.977374] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 106.006645] CPU: 0 PID: 2301 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 106.014408] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.020982] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 106.026234] LR is at 0x0 # [ 106.028793] pc : [] lr : [<00000000>] psr: 600e0013 # [ 106.035081] sp : c5a09e38 ip : 00000027 fp : c5a09e64 # [ 106.040325] r10: 00000011 r9 : c1acbdd8 r8 : c15e7d40 # [ 106.045571] r7 : c5a09f60 r6 : 00000051 r5 : c5a08000 r4 : b6f81000 # [ 106.052119] r3 : c15ee30c r2 : c15ee30c r1 : ef7815e4 r0 : 00000026 # [ 106.058671] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.065828] Control: 10c5387d Table: 1700404a DAC: 00000051 # [ 106.071595] Process cat (pid: 2301, stack limit = 0x76260a35) # [ 106.077365] Stack: (0xc5a09e38 to 0xc5a0a000) # [ 106.081747] 9e20: 00000022 00000000 # [ 106.089957] 9e40: 00000000 c15ee30c c5a09e6c 00000026 c5b35000 00000011 c5a09e74 c5a09e68 # [ 106.098165] 9e60: c0c2d330 c0c2e210 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c5bc63c0 # [ 106.106373] 9e80: b6e3b000 00000011 c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c # [ 106.114581] 9ea0: 00000000 c5bc63c0 b6e3b000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 # [ 106.122789] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 # [ 106.130996] 9ee0: b6e3b000 00020000 00000004 00000011 0001ffef c5a09ee0 00000001 b6e3a000 # [ 106.139201] 9f00: c6b132c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.147408] 9f20: 00000000 00000000 c136fa78 c15ee30c c205c000 c5bc63c0 c5bc63c0 c5a08000 # [ 106.155615] 9f40: b6e3b000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 # [ 106.163822] 9f60: 00000000 00000000 c5a09fac c15ee30c 00000011 00000011 b6f82e00 00000004 # [ 106.172030] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 # [ 106.180236] 9fa0: c03000c0 c0598940 00000011 00000011 00000001 b6e3b000 00000011 00000000 # [ 106.188442] 9fc0: 00000011 00000011 b6f82e00 00000004 00000001 00000000 00020000 bee5fa54 # [ 106.196648] 9fe0: 00000004 bee5f788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 # [ 106.204840] Backtrace: # [ 106.207345] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.216072] r6:00000011 r5:c5b35000 r4:00000026 # [ 106.220729] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.228774] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.236723] r9:c5a09f60 r8:c309ee40 r7:00000011 r6:b6e3b000 r5:c5bc63c0 r4:c0c2d710 # [ 106.244508] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.252368] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e3b000 r5:c5bc63c0 r4:00000000 # [ 106.260144] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.267311] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5a08000 r5:c5bc63c0 # [ 106.275158] r4:c5bc63c0 # [ 106.277724] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.284891] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000011 r4:00000011 # [ 106.292668] [] (sys_write) from [] (ret_fas[t _ s1y0s6c.8a4537] lkdtm: attempting bad read at 00000000 ll+0x0/0x28) # [ 106.300257] Ex[ 106.821611] 8<--- cut here --- ception stack(0xc5a09fa8 to 0xc5a[ 106.827432] Unable to handle kernel NULL pointer dereference at virtual address 00000000 09ff0) # [ 106.305336] 9fa0: [ 106.838422] pgd = 9747ed21 00000011 00000011[ 106.843889] [00000000] *pgd=00000000 00000001 b6e3b000 00000011 00000[ 106.850367] Internal error: Oops: 5 [#11] SMP ARM 000 # [ 106.313543] 9fc0: 00000[ 106.857883] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 011 00000011 b6f82e00 [0 0 010060889588] CPU: 2 PID: 2376 Comm: cat Tainted: G D W 5.10.125-cip10 #1 004 0000000[1 0100060.08090905 9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00020000 bee5fa54 # [ 106.32174 106.907941] PC is at lkdtm_ACCESS_NULL+0x28/0x68 3] 9fe0: 00000004 bee5f78[8 b166.915331] LR is at __irq_work_queue_local+0x40/0x74 ef094f b6e[ 7 61c0666.9 2#2 8[0 ] pc : [] lr : [] psr: 600e0013 106.326[8 2 41]0 6C.o9d3e0:8 0e0] sp : c5a09e50 ip : c5a09d58 fp : c5a09e64 a01004 e[3 0 c100c6f.c9 3e73746c0] r10: 0000000c r9 : c1acbdec r8 : c15e7d40 1ac eb1c8[4 d 1f0 6(.e95494473108] r7 : c5a09f60 r6 : 0000000c r5 : c4790000 r4 : 00000000 0) # [ [1 0 61.0363.29954299]80] r3 : d3997c42 r2 : d3997c42 r1 : ef7ab5e0 r0 : 00000026 ---[ end tra[c e 18006c.8906f14329] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ca43dedd ]--[- 1#0 6A.C9C7E0S372] Control: 10c5387d Table: 16bcc04a DAC: 00000051 _USERSPACE: mi[s s i1n06g. 9'7c8a26] Process cat (pid: 2376, stack limit = 0x76260a35) ll trace:': [[ F A1I0L6].9 8n5o679] Stack: (0xc5a09e50 to 0xc5a0a000) ok 37 selftest[s : 1l0k6d.t9m9:947] 9e40: 00000027 c4790000 c5a09e74 c5a09e68 ACCESS_USERSPACE.[s h 1#0 7e.x002119] 9e60: c0c2d330 c135a544 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c6b13400 t=1 # selftests[: l1k0d7t.m0:12464] 9e80: b6e5c000 0000000c c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c ACCESS_NULL.sh [ 107.022723] 9ea0: 00000000 c6b13400 b6e5c000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 [ 107.032285] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 [ 107.040470] 9ee0: b6e5c000 00020000 00000004 0000000c 0001fff4 c5a09ee0 00000001 b6e5b000 [ 107.048654] 9f00: c59d3400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.056839] 9f20: 00000000 00000000 c136fa78 d3997c42 c205c000 c6b13400 c6b13400 c5a08000 [ 107.065026] 9f40: b6e5c000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 [ 107.073211] 9f60: 00000000 00000000 c5a09fac d3997c42 0000000c 0000000c b6fa3e00 00000004 [ 107.081395] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 [ 107.089581] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e5c000 0000000c 00000000 [ 107.097766] 9fc0: 0000000c 0000000c b6fa3e00 00000004 00000001 00000000 00020000 bee64a54 [ 107.105951] 9fe0: 00000004 bee64788 b6f1194f b6e97c66 800e0030 00000001 00000000 00000000 [ 107.114131] Backtrace: [ 107.116605] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.124875] r5:c4790000 r4:00000027 [ 107.128464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.136482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.144407] r9:c5a09f60 r8:c309ee40 r7:0000000c r6:b6e5c000 r5:c6b13400 r4:c0c2d710 [ 107.152164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.160003] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e5c000 r5:c6b13400 r4:00000000 [ 107.167754] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.174898] r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5a08000 r5:c6b13400 [ 107.182730] r4:c6b13400 [ 107.185274] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.192417] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:0000000c r4:0000000c [ 107.200172] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.207745] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 107.212806] 9fa0: 0000000c 0000000c 00000001 b6e5c000 0000000c 00000000 [ 107.220990] 9fc0: 0000000c 0000000c b6fa3e00 00000004 00000001 00000000 00020000 bee64a54 [ 107.229172] 9fe0: 00000004 bee64788 b6f1194f b6e97c66 [ 107.234232] Code: e30c0cfc e34c01ac e1a01004 ebffd44d (e5945000) [ 107.240455] ---[ end trace 80c80f4fca43dede ]--- # Segmentation fault # [ 106.807376] lkdtm: Performing direct entry ACCESS_NULL # [ 106.814537] lkdtm: attempting bad read at 00000000 # [ 106.821611] 8<--- cut here --- # [ 106.827432] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 106.838422] pgd = 9747ed21 # [ 106.843889] [00000000] *pgd=00000000 # [ 106.850367] Internal error: Oops: 5 [#11] SMP ARM # [ 106.857883] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 106.889588] CPU: 2 PID: 2376 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 106.899579] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.907941] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 106.915331] LR is at __irq_work_queue_local+0x40/0x74 # [ 106.922801] pc : [] lr : [] psr: 600e0013 # [ 106.930800] sp : c5a09e50 ip : c5a09d58 fp : c5a09e64 # [ 106.937760] r10: 0000000c r9 : c1acbdec r8 : c15e7d40 # [ 106.944718] r7 : c5a09f60 r6 : 0000000c r5 : c4790000 r4 : 00000000 # [ 106.952980] r3 : d3997c42 r2 : d3997c42 r1 : ef7ab5e0 r0 : 00000026 # [ 106.961329] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.970372] Control: 10c5387d Table: 16bcc04a DAC: 00000051 # [ 106.978026] Process cat (pid: 2376, stack limit = 0x76260a35) # [ 106.985679] Stack: (0xc5a09e50 to 0xc5a0a000) # [ 106.991947] 9e40: 00000027 c4790000 c5a09e74 c5a09e68 # [ 107.002119] 9e60: c0c2d330 c135a544 c5a09e9c c5a09e78 c0c2d830 c0c2d310 c0c2d710 c6b13400 # [ 107.012464] 9e80: b6e5c000 0000000c c309ee40 c5a09f60 c5a09ec4 c5a09ea0 c07f4c50 c0c2d71c # [ 107.022723] 9ea0: 00000000 c6b13400 b6e5c000 c2816000 c5a09f60 c07f4bec c5a09f5c c5a09ec8 # [ 107.032285] 9ec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c5a08000 # [ 107.040470] 9ee0: b6e5c000 00020000 00000004 0000000c 0001fff4 c5a09ee0 00000001 b6e5b000 # [ 107.048654] 9f00: c59d3400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.056839] 9f20: 00000000 00000000 c136fa78 d3997c42 c205c000 c6b13400 c6b13400 c5a08000 # [ 107.065026] 9f40: b6e5c000 00000000 00000000 00000004 c5a09f94 c5a09f60 c05988bc c0598228 # [ 107.073211] 9f60: 00000000 00000000 c5a09fac d3997c42 0000000c 0000000c b6fa3e00 00000004 # [ 107.081395] 9f80: c03002e4 c5a08000 c5a09fa4 c5a09f98 c059894c c0598854 00000000 c5a09fa8 # [ 107.089581] 9fa0: c03000c0 c0598940 0000000c 0000000c 00000001 b6e5c000 0000000c 00000000 # [ 107.097766] 9fc0: 0000000c 0000000c b6fa3e00 00000004 00000001 00000000 00020000 bee64a54 # [ 107.105951] 9fe0: 00000004 bee64788 b6f1194f b6e97c66 800e0030 00000001 00000000 00000000 # [ 107.114131] Backtrace: # [ 107.116605] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.124875] r5:c4790000 r4:00000027 # [ 107.128464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.136482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.144407] r9:c5a09f60 r8:c309ee40 r7:0000000c r6:b6e5c000 r5:c6b13400 r4:c0c2d710 # [ 107.152164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.160003] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e5c000 r5:c6b13400 r4:00000000 # [ 107.167754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.174898] r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5a08000 r5:c6b13400 # [ 107.182730] r4:c6b13400 # [ 107.185274] [] (ksys_write) from [] (sys_write+[ 107.738218] lkdtm: Performing direct entry WRITE_RO 0x18/0x1c) # [ 107.[1 9 2140177744858] lkdtm: attempting bad rodata write at c15e7fd8 ] r9:c5a08000 r8:c03002e4 r7:000[ 107.752674] 8<--- cut here --- 00004 r6:b6fa3e00 r5:0[0 0 010007.758530] Unable to handle kernel paging request at virtual address c15e7fd8 c r4:0000000c # [[ 110077..728101] pgd = 9747ed21 00172] [] (sys_write) f[ 107.772899] [c15e7fd8] *pgd=1141941e(bad) rom [] (ret_fast_s[ y s07.779790] Internal error: Oops: 80d [#12] SMP ARM call+0x0/0x28) # [ 107.207745] [ 107.787184] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 Exception stack(0xc5a09fa8 to 0[x 107.818901] CPU: 1 PID: 2450 Comm: cat Tainted: G D W 5.10.125-cip10 #1 c5a09ff0) # [ 107[. 2 1120870.629330] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ] 9fa0: 0000000[ 107.838059] PC is at lkdtm_WRITE_RO+0x44/0x50 c 0000000c 00000001 b6e5c000 0000[ 107.845283] LR is at __irq_work_queue_local+0x40/0x74 000c 00000000 # [ [ 1 0170.72.253184] pc : [] lr : [] psr: 600e0013 0990] 9fc0: 0[0 0 0100070.c8 601025] sp : c701fe50 ip : c701fd58 fp : c701fe64 00000c b6fa3e00[ 0100070.080608766] r10: 00000009 r9 : c1acbdf8 r8 : c15e7d40 00000001 00000000 0[0 0 210070.075996] r7 : c701ff60 r6 : 00000009 r5 : c2bfa000 r4 : c15e7fd8 0 bee64a54 # [ [1 0 71.0272.9814697] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1accbfc 72] 9fe0: 00000004 bee6[4 7 8180 .893319] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none b6f1194f b6e97c66[ #1 0[7 . 912799] Control: 10c5387d Table: 16bcc04a DAC: 00000051 07.234232] Code: e[3 0 c100c7f.c910634] Process cat (pid: 2450, stack limit = 0xf90d1636) e34c01ac e1a01004 e[b f f1d0474.d18557] Stack: (0xc701fe50 to 0xc7020000) (e5945000) # [ 107.240455[] 107.925097] fe40: 00000028 c2bfa000 c701fe74 c701fe68 ---[ end trace 80c80f4fca43ded[e 107.935885] fe60: c0c2d330 c135a344 c701fe9c c701fe78 c0c2d830 c0c2d310 c0c2d710 c46d7180 ]--- # ACCESS_NULL: missing 'c[a 107.946758] fe80: b6e9e000 00000009 c309ee40 c701ff60 c701fec4 c701fea0 c07f4c50 c0c2d71c ll trace:': [FAIL] not ok 38[ s107.957631] fea0: 00000000 c46d7180 b6e9e000 c2816000 c701ff60 c07f4bec c701ff5c c701fec8 elftests: lkdtm: ACCESS_NULL.sh [ 107.968420] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c701e000 exit=1 # selftests: lkdtm: WR[I 107.979379] fee0: b6e9e000 00020000 00000004 00000009 0001fff7 c701fee0 00000001 b6e9d000 TE_RO.sh [ 107.990250] ff00: c59d3400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.999302] ff20: 00000000 00000000 c136fa78 9f5063d0 c205c000 c46d7180 c46d7180 c701e000 [ 108.007508] ff40: b6e9e000 00000000 00000000 00000004 c701ff94 c701ff60 c05988bc c0598228 [ 108.015716] ff60: 00000000 00000000 c701ffac 9f5063d0 00000009 00000009 b6fe5e00 00000004 [ 108.023922] ff80: c03002e4 c701e000 c701ffa4 c701ff98 c059894c c0598854 00000000 c701ffa8 [ 108.032128] ffa0: c03000c0 c0598940 00000009 00000009 00000001 b6e9e000 00000009 00000000 [ 108.040335] ffc0: 00000009 00000009 b6fe5e00 00000004 00000001 00000000 00020000 bea0ea54 [ 108.048542] ffe0: 00000004 bea0e788 b6f5394f b6ed9c66 800e0030 00000001 00000000 00000000 [ 108.056735] Backtrace: [ 108.059252] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.067284] r5:c2bfa000 r4:00000028 [ 108.070901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.078946] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.086895] r9:c701ff60 r8:c309ee40 r7:00000009 r6:b6e9e000 r5:c46d7180 r4:c0c2d710 [ 108.094677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.102537] r9:c07f4bec r8:c701ff60 r7:c2816000 r6:b6e9e000 r5:c46d7180 r4:00000000 [ 108.110314] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.117481] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c701e000 r5:c46d7180 [ 108.125329] r4:c46d7180 [ 108.127897] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.135062] r9:c701e000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:00000009 r4:00000009 [ 108.142841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.150433] Exception stack(0xc701ffa8 to 0xc701fff0) [ 108.155515] ffa0: 00000009 00000009 00000001 b6e9e000 00000009 00000000 [ 108.163723] ffc0: 00000009 00000009 b6fe5e00 00000004 00000001 00000000 00020000 bea0ea54 [ 108.171926] ffe0: 00000004 bea0e788 b6f5394f b6ed9c66 [ 108.177007] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) [ 108.183130] ---[ end trace 80c80f4fca43dedf ]--- # Segmentation fault # [ 107.738218] lkdtm: Performing direct entry WRITE_RO # [ 107.744858] lkdtm: attempting bad rodata write at c15e7fd8 # [ 107.752674] 8<--- cut here --- # [ 107.758530] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 107.768101] pgd = 9747ed21 # [ 107.772899] [c15e7fd8] *pgd=1141941e(bad) # [ 107.779790] Internal error: Oops: 80d [#12] SMP ARM # [ 107.787184] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 107.818901] CPU: 1 PID: 2450 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 107.829330] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.838059] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 107.845283] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.853184] pc : [] lr : [] psr: 600e0013 # [ 107.861625] sp : c701fe50 ip : c701fd58 fp : c701fe64 # [ 107.868766] r10: 00000009 r9 : c1acbdf8 r8 : c15e7d40 # [ 107.875996] r7 : c701ff60 r6 : 00000009 r5 : c2bfa000 r4 : c15e7fd8 # [ 107.884697] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e0 r0 : c1accbfc # [ 107.893319] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.902799] Control: 10c5387d Table: 16bcc04a DAC: 00000051 # [ 107.910634] Process cat (pid: 2450, stack limit = 0xf90d1636) # [ 107.918557] Stack: (0xc701fe50 to 0xc7020000) # [ 107.925097] fe40: 00000028 c2bfa000 c701fe74 c701fe68 # [ 107.935885] fe60: c0c2d330 c135a344 c701fe9c c701fe78 c0c2d830 c0c2d310 c0c2d710 c46d7180 # [ 107.946758] fe80: b6e9e000 00000009 c309ee40 c701ff60 c701fec4 c701fea0 c07f4c50 c0c2d71c # [ 107.957631] fea0: 00000000 c46d7180 b6e9e000 c2816000 c701ff60 c07f4bec c701ff5c c701fec8 # [ 107.968420] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c701e000 # [ 107.979379] fee0: b6e9e000 00020000 00000004 00000009 0001fff7 c701fee0 00000001 b6e9d000 # [ 107.990250] ff00: c59d3400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.999302] ff20: 00000000 00000000 c136fa78 9f5063d0 c205c000 c46d7180 c46d7180 c701e000 # [ 108.007508] ff40: b6e9e000 00000000 00000000 00000004 c701ff94 c701ff60 c05988bc c0598228 # [ 108.015716] ff60: 00000000 00000000 c701ffac 9f5063d0 00000009 00000009 b6fe5e00 00000004 # [ 108.023922] ff80: c03002e4 c701e000 c701ffa4 c701ff98 c059894c c0598854 00000000 c701ffa8 # [ 108.032128] ffa0: c03000c0 c0598940 00000009 00000009 00000001 b6e9e000 00000009 00000000 # [ 108.040335] ffc0: 00000009 00000009 b6fe5e00 00000004 00000001 00000000 00020000 bea0ea54 # [ 108.048542] ffe0: 00000004 bea0e788 b6f5394f b6ed9c66 800e0030 00000001 00000000 00000000 # [ 108.056735] Backtrace: # [ 108.059252] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.067284] r5:c2bfa000 r4:00000028 # [ 108.070901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.078946] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.086895] r9:c701ff60 r8:c309ee40 r7:00000009 r6:b6e9e000 r5:c46d7180 r4:c0c2d710 # [ 108.094677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.102537] r9:c07f4bec r8:c701ff60 r7:c2816000 r6:b6e9e000 r5:c46d7180 r4:00000000 # [ 108.110314] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.117481] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c701e000 r5:c46d7180 # [ 108.125329] r4:c46d7180 # [ 108.127897] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.135062] r9:c701e000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:00000009 r4:00000009 # [ 108.142841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.150433] Exception stack(0xc701ffa8 to 0xc701fff0) # [ 108.155515] ffa0: 00000009 00000009 00000001 b6e9e000 00000009 00000000 # [ 108.163723] ffc0: 00000009 00000009 b6fe5e00 00000004 00000001 00000000 00020000 bea0ea54 # [ 108.171926] ffe0: 00000004 bea0e788 b6f5394f b6ed9c66 # [ 108.177007] [ 108.669414] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT Code: e34a3bcd e30c0bfc e34c01ac [ 108.676431] lkdtm: attempting bad ro_after_init write at c1b7dc48 e0233002 (e5843000) [ # 1[0 8 685328] 8<--- cut here --- 108.183130] ---[ end [t r 1a0c8e.690643] Unable to handle kernel paging request at virtual address c1b7dc48 80c80f4fca43dedf ]---[ #1 0W8R700127] pgd = 9c82970a ITE_RO: missing 'call trace:': [F[ 108.705095] [c1b7dc48] *pgd=11a1941e(bad) AIL] not ok 39 selftests: l[k d 108.711984] Internal error: Oops: 80d [#13] SMP ARM m: WRITE_RO.sh # exit=1 # selfte[ 108.719466] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 sts: lkdtm: WRITE_RO_AFTER_INIT.s[ 108.751184] CPU: 2 PID: 2524 Comm: cat Tainted: G D W 5.10.125-cip10 #1 h [ 108.761783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.768603] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 108.773941] LR is at 0x0 [ 108.776498] pc : [] lr : [<00000000>] psr: 600e0013 [ 108.782787] sp : c5b2be50 ip : 00000027 fp : c5b2be64 [ 108.788032] r10: 00000014 r9 : c1acbe04 r8 : c15e7d40 [ 108.793278] r7 : c5b2bf60 r6 : 00000014 r5 : c68d5000 r4 : c1b7dc48 [ 108.799826] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e4 r0 : c1accbfc [ 108.806378] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.813537] Control: 10c5387d Table: 1700804a DAC: 00000051 [ 108.819304] Process cat (pid: 2524, stack limit = 0xc87873d7) [ 108.825073] Stack: (0xc5b2be50 to 0xc5b2c000) [ 108.829459] be40: 00000029 c68d5000 c5b2be74 c5b2be68 [ 108.837668] be60: c0c2d330 c135a394 c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c6b12f00 [ 108.845877] be80: b6ddd000 00000014 c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c [ 108.854085] bea0: 00000000 c6b12f00 b6ddd000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 [ 108.862294] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d72f24 c05988bc c5b2a000 [ 108.870502] bee0: b6ddd000 00020000 00000004 00000014 0001ffec c5b2bee0 00000001 00000805 [ 108.878707] bf00: c6a52780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.886915] bf20: 00000000 00000000 c5b2a000 350c3f16 b6ddc000 c6b12f00 c6b12f00 c5b2a000 [ 108.895122] bf40: b6ddd000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 [ 108.903328] bf60: 00000000 00000000 c5b2bfac 350c3f16 00000014 00000014 b6f24e00 00000004 [ 108.911535] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 [ 108.919741] bfa0: c03000c0 c0598940 00000014 00000014 00000001 b6ddd000 00000014 00000000 [ 108.927947] bfc0: 00000014 00000014 b6f24e00 00000004 00000001 00000000 00020000 be91ea54 [ 108.936157] bfe0: 00000004 be91e788 b6e9294f b6e18c66 800e0030 00000001 00000000 00000000 [ 108.944350] Backtrace: [ 108.946866] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.955851] r5:c68d5000 r4:00000029 [ 108.959467] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.967515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.975465] r9:c5b2bf60 r8:c309ee40 r7:00000014 r6:b6ddd000 r5:c6b12f00 r4:c0c2d710 [ 108.983248] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.991110] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6ddd000 r5:c6b12f00 r4:00000000 [ 108.998885] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.006052] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5b2a000 r5:c6b12f00 [ 109.013901] r4:c6b12f00 [ 109.016466] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.023632] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000014 r4:00000014 [ 109.031410] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.038998] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) [ 109.044079] bfa0: 00000014 00000014 00000001 b6ddd000 00000014 00000000 [ 109.052285] bfc0: 00000014 00000014 b6f24e00 00000004 00000001 00000000 00020000 be91ea54 [ 109.060487] bfe0: 00000004 be91e788 b6e9294f b6e18c66 [ 109.065568] Code: e34a3bcd e30c0bfc e34c01ac e0233002 (e5843000) [ 109.071692] ---[ end trace 80c80f4fca43dee0 ]--- # Segmentation fault # [ 108.669414] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 108.676431] lkdtm: attempting bad ro_after_init write at c1b7dc48 # [ 108.685328] 8<--- cut here --- # [ 108.690643] Unable to handle kernel paging request at virtual address c1b7dc48 # [ 108.700127] pgd = 9c82970a # [ 108.705095] [c1b7dc48] *pgd=11a1941e(bad) # [ 108.711984] Internal error: Oops: 80d [#13] SMP ARM # [ 108.719466] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.751184] CPU: 2 PID: 2524 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 108.761783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.768603] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 108.773941] LR is at 0x0 # [ 108.776498] pc : [] lr : [<00000000>] psr: 600e0013 # [ 108.782787] sp : c5b2be50 ip : 00000027 fp : c5b2be64 # [ 108.788032] r10: 00000014 r9 : c1acbe04 r8 : c15e7d40 # [ 108.793278] r7 : c5b2bf60 r6 : 00000014 r5 : c68d5000 r4 : c1b7dc48 # [ 108.799826] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e4 r0 : c1accbfc # [ 108.806378] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.813537] Control: 10c5387d Table: 1700804a DAC: 00000051 # [ 108.819304] Process cat (pid: 2524, stack limit = 0xc87873d7) # [ 108.825073] Stack: (0xc5b2be50 to 0xc5b2c000) # [ 108.829459] be40: 00000029 c68d5000 c5b2be74 c5b2be68 # [ 108.837668] be60: c0c2d330 c135a394 c5b2be9c c5b2be78 c0c2d830 c0c2d310 c0c2d710 c6b12f00 # [ 108.845877] be80: b6ddd000 00000014 c309ee40 c5b2bf60 c5b2bec4 c5b2bea0 c07f4c50 c0c2d71c # [ 108.854085] bea0: 00000000 c6b12f00 b6ddd000 c2816000 c5b2bf60 c07f4bec c5b2bf5c c5b2bec8 # [ 108.862294] bec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c2d72f24 c05988bc c5b2a000 # [ 108.870502] bee0: b6ddd000 00020000 00000004 00000014 0001ffec c5b2bee0 00000001 00000805 # [ 108.878707] bf00: c6a52780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.886915] bf20: 00000000 00000000 c5b2a000 350c3f16 b6ddc000 c6b12f00 c6b12f00 c5b2a000 # [ 108.895122] bf40: b6ddd000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c05988bc c0598228 # [ 108.903328] bf60: 00000000 00000000 c5b2bfac 350c3f16 00000014 00000014 b6f24e00 00000004 # [ 108.911535] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059894c c0598854 00000000 c5b2bfa8 # [ 108.919741] bfa0: c03000c0 c0598940 00000014 00000014 00000001 b6ddd000 00000014 00000000 # [ 108.927947] bfc0: 00000014 00000014 b6f24e00 00000004 00000001 00000000 00020000 be91ea54 # [ 108.936157] bfe0: 00000004 be91e788 b6e9294f b6e18c66 800e0030 00000001 00000000 00000000 # [ 108.944350] Backtrace: # [ 108.946866] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.955851] r5:c68d5000 r4:00000029 # [ 108.959467] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.967515] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.975465] r9:c5b2bf60 r8:c309ee40 r7:00000014 r6:b6ddd000 r5:c6b12f00 r4:c0c2d710 # [ 108.983248] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.991110] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6ddd000 r5:c6b12f00 r4:00000000 # [ 108.998885] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.006052] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c5b2a000 r5:c6b12f00 # [ 109.013901] r4:c6b12f00 # [ 109.016466] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.023632] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000014 r4:00000014 # [ 109.03141[ 109.562112] lkdtm: Performing direct entry WRITE_KERN 0] [] (sys_write) from [ 109.568020] lkdtm: attempting bad 7520704 byte write at c135a260 [] (ret_fast_syscall+0x[ 109.576930] 8<--- cut here --- 0/0x28) # [ 1[0 9 .100398.95988742] Unable to handle kernel paging request at virtual address c135a260 ] Exception stack([0 x c150b92.b591958] pgd = e4abb9ba a8 to 0xc5b2bff0) # [ 109.0[4 4109.596828] [c135a260] *pgd=1121940e(bad) 079] bfa0: [ 1 0 .603443] Internal error: Oops: 80d [#14] SMP ARM 00000014 00000014 00000001 b6ddd[ 109.610655] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 000 00000014 00000000 [# [1 0 .642355] CPU: 1 PID: 2598 Comm: cat Tainted: G D W 5.10.125-cip10 #1 109.052285] b[f c 01:0 90.060502029] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 014 00000014 b6f24e00 0000[0 0 0109.660870] PC is at memcpy+0x50/0x330 00000001 00000000 [0 0 0120090.067127] LR is at 0xe92dd830 0 be91ea54 # [[ 110099..60762432] pc : [] lr : [] psr: 200e0013 487] bfe0: 000[0 0 010094. 6b8e0990] sp : c47dfe2c ip : e1a0c00d fp : c47dfe64 1e788 b6e929[4 f 1b069e.1688c76818] r10: 0000000b r9 : c1acbe18 r8 : e89da800 # [ 109.065[5 6 81]0 9C.o6d9e4948] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 e34a3bcd e30[c 0 b1f0c9 .e73043c66] r3 : e1a0c00d r2 : 0072c120 r1 : c0c2e0c0 r0 : c135a260 01ac e0233002 (e[5 8 413009.0701)899] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.07[1 6 9120]9 .-7-2-1024] Control: 10c5387d Table: 16f9c04a DAC: 00000051 end trace 80c80f[4 f c1a0493.d7e8762] Process cat (pid: 2598, stack limit = 0x80a49eb9) e0 ]--- # WRIT[E _ R1O0_9A.F7T3E585] Stack: (0xc47dfe2c to 0xc47e0000) R_INIT: missing 'call t[r a c1e0:.742938] fe20: c0c2e0a0 0072c1c0 c47dff60 c15e7d40 c135a260 ': [FAIL] not ok 40 se[l f t1e0s.753455] fe40: c135a260 c135a444 0000002a c47cf000 0000000b c47dff60 c47dfe74 c47dfe68 ts: lkdtm: WRITE_RO_A[F T E1R0_9I763968] fe60: c0c2d330 c135a404 c47dfe9c c47dfe78 c0c2d830 c0c2d310 c0c2d710 c6b0fb80 NIT.sh # exit=1 # sel[f t e1s0t9.774397] fe80: b6e4b000 0000000b c309ee40 c47dff60 c47dfec4 c47dfea0 c07f4c50 c0c2d71c : lkdtm: WRITE_KERN.[s h 1 09.784910] fea0: 00000000 c6b0fb80 b6e4b000 c2816000 c47dff60 c07f4bec c47dff5c c47dfec8 [ 109.795166] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c47de000 [ 109.803352] fee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c47dfee0 00000001 b6e4a000 [ 109.811536] ff00: c4799400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.819721] ff20: 00000000 00000000 c136fa78 3661c377 c205c000 c6b0fb80 c6b0fb80 c47de000 [ 109.827908] ff40: b6e4b000 00000000 00000000 00000004 c47dff94 c47dff60 c05988bc c0598228 [ 109.836093] ff60: 00000000 00000000 c47dffac 3661c377 0000000b 0000000b b6f92e00 00000004 [ 109.844278] ff80: c03002e4 c47de000 c47dffa4 c47dff98 c059894c c0598854 00000000 c47dffa8 [ 109.852465] ffa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000 [ 109.860650] ffc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 befe6a54 [ 109.868835] ffe0: 00000004 befe6788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 [ 109.877013] Backtrace: [ 109.879493] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.887680] r7:c47dff60 r6:0000000b r5:c47cf000 r4:0000002a [ 109.893351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.901369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.909295] r9:c47dff60 r8:c309ee40 r7:0000000b r6:b6e4b000 r5:c6b0fb80 r4:c0c2d710 [ 109.917052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.924891] r9:c07f4bec r8:c47dff60 r7:c2816000 r6:b6e4b000 r5:c6b0fb80 r4:00000000 [ 109.932643] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.939787] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c47de000 r5:c6b0fb80 [ 109.947620] r4:c6b0fb80 [ 109.950163] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.957305] r9:c47de000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000000b r4:0000000b [ 109.965060] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.972634] Exception stack(0xc47dffa8 to 0xc47dfff0) [ 109.977693] ffa0: 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000 [ 109.985877] ffc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 befe6a54 [ 109.994060] ffe0: 00000004 befe6788 b6f0094f b6e86c66 [ 109.999121] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 110.005223] ---[ end trace 80c80f4fca43dee1 ]--- # Segmentation fault # [ 109.562112] lkdtm: Performing direct entry WRITE_KERN # [ 109.568020] lkdtm: attempting bad 7520704 byte write at c135a260 # [ 109.576930] 8<--- cut here --- # [ 109.582742] Unable to handle kernel paging request at virtual address c135a260 # [ 109.591958] pgd = e4abb9ba # [ 109.596828] [c135a260] *pgd=1121940e(bad) # [ 109.603443] Internal error: Oops: 80d [#14] SMP ARM # [ 109.610655] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.642355] CPU: 1 PID: 2598 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 109.652429] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.660870] PC is at memcpy+0x50/0x330 # [ 109.667127] LR is at 0xe92dd830 # [ 109.672432] pc : [] lr : [] psr: 200e0013 # [ 109.680690] sp : c47dfe2c ip : e1a0c00d fp : c47dfe64 # [ 109.687818] r10: 0000000b r9 : c1acbe18 r8 : e89da800 # [ 109.694948] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 109.703466] r3 : e1a0c00d r2 : 0072c120 r1 : c0c2e0c0 r0 : c135a260 # [ 109.711899] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.721024] Control: 10c5387d Table: 16f9c04a DAC: 00000051 # [ 109.728762] Process cat (pid: 2598, stack limit = 0x80a49eb9) # [ 109.736585] Stack: (0xc47dfe2c to 0xc47e0000) # [ 109.742938] fe20: c0c2e0a0 0072c1c0 c47dff60 c15e7d40 c135a260 # [ 109.753455] fe40: c135a260 c135a444 0000002a c47cf000 0000000b c47dff60 c47dfe74 c47dfe68 # [ 109.763968] fe60: c0c2d330 c135a404 c47dfe9c c47dfe78 c0c2d830 c0c2d310 c0c2d710 c6b0fb80 # [ 109.774397] fe80: b6e4b000 0000000b c309ee40 c47dff60 c47dfec4 c47dfea0 c07f4c50 c0c2d71c # [ 109.784910] fea0: 00000000 c6b0fb80 b6e4b000 c2816000 c47dff60 c07f4bec c47dff5c c47dfec8 # [ 109.795166] fec0: c0598328 c07f4bf8 00000001 00000000 c05988bc c136fa78 c05988bc c47de000 # [ 109.803352] fee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c47dfee0 00000001 b6e4a000 # [ 109.811536] ff00: c4799400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.819721] ff20: 00000000 00000000 c136fa78 3661c377 c205c000 c6b0fb80 c6b0fb80 c47de000 # [ 109.827908] ff40: b6e4b000 00000000 00000000 00000004 c47dff94 c47dff60 c05988bc c0598228 # [ 109.836093] ff60: 00000000 00000000 c47dffac 3661c377 0000000b 0000000b b6f92e00 00000004 # [ 109.844278] ff80: c03002e4 c47de000 c47dffa4 c47dff98 c059894c c0598854 00000000 c47dffa8 # [ 109.852465] ffa0: c03000c0 c0598940 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000 # [ 109.860650] ffc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 befe6a54 # [ 109.868835] ffe0: 00000004 befe6788 b6f0094f b6e86c66 800e0030 00000001 00000000 00000000 # [ 109.877013] Backtrace: # [ 109.879493] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.887680] r7:c47dff60 r6:0000000b r5:c47cf000 r4:0000002a # [ 109.893351] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.901369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.909295] r9:c47dff60 r8:c309ee40 r7:0000000b r6:b6e4b000 r5:c6b0fb80 r4:c0c2d710 # [ 109.917052] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.924891] r9:c07f4bec r8:c47dff60 r7:c2816000 r6:b6e4b000 r5:c6b0fb80 r4:00000000 # [ 109.932643] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.939787] r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c47de000 r5:c6b0fb80 # [ 109.947620] r4:c6b0fb80 # [ 109.950163] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.957305] r9:c47de000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000000b r4:0000000b # [ 109.965060] [] (sys_write) f[r o m1 1[0<.c4074630] lkdtm: attempting good refcount_inc() without overflow 000c0>] (ret_fast_syscall+0x0/0x2[ 110.482973] lkdtm: attempting bad refcount_inc() overflow 8) # [ 109.972634] Exception st[ 110.491291] ------------[ cut here ]------------ ack(0xc47dffa8 to 0xc47dfff0) # [ 110.498720] WARNING: CPU: 3 PID: 2673 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 109.977693] ffa0: [ 110.509995] refcount_t: saturated; leaking memory. 0000000b 0000000b 00000001 [ 110.517635] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 b6e4b000 0000000b 00000000 # [ [ 110.549351] CPU: 3 PID: 2673 Comm: cat Tainted: G D W 5.10.125-cip10 #1 109.985877[] f1f1c00.5:5 909010] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000b 0000000b b[6 f 9121e00.05 68174] Backtrace: 0000004 00000001 00000000 00020[0 110.572718] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 00 befe6a54 [# [1 1 01.0598.2965] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 94060] ffe0: 0[0 0 0101000.45 9b0534] [] (show_stack) from [] (dump_stack+0xe0/0x100) fe6788 b6f0094f b6e86c[6 6 1 1#0.599842] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 109.999121] [C o d1e1:0 .f6509141] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c 1f05c f5d1f07c e8b15[1 f 81 1e02.618884] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 22020 (e8a05[1 f 81)1 0. 6#2 8[614] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 110.005223] ---[ end t[r a c1e1 .636190] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 80c80f4fca43dee[1 1]1-0-.-64 7484] r9:c1acbe24 r8:c15e7d40 r7:c5a09f60 r6:00000016 r5:c5dee000 r4:c5a08000 WRITE_KERN: missing 'call trace[ 110.657232] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) ': [FAIL] not ok 41 selftests: [ 110.669662] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) kdtm: WRITE_KERN.sh #[ e x1i1t0=682516] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) 1 # selft[e s t1s1:0 .l6k9d3t8m96] r4:0000002b REFCOUNT_INC_OVER[F L O1W1.0s.h698258] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.708433] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.716430] r9:c5a09f60 r8:c309ee40 r7:00000016 r6:b6dbc000 r5:c4498a00 r4:c0c2d710 [ 110.724186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.732025] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6dbc000 r5:c4498a00 r4:00000000 [ 110.739776] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.746920] r10:00000004 r9:00000000 r8:00000000 r7:b6dbc000 r6:c5a08000 r5:c4498a00 [ 110.754752] r4:c4498a00 [ 110.757294] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.764437] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f03e00 r5:00000016 r4:00000016 [ 110.772194] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.779768] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 110.784831] 9fa0: 00000016 00000016 00000001 b6dbc000 00000016 00000000 [ 110.793016] 9fc0: 00000016 00000016 b6f03e00 00000004 00000001 00000000 00020000 be98aa54 [ 110.801199] 9fe0: 00000004 be98a788 b6e7194f b6df7c66 [ 110.806305] irq event stamp: 0 [ 110.809377] hardirqs last enabled at (0): [<00000000>] 0x0 [ 110.814965] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 110.822506] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 110.830058] softirqs last disabled at (0): [<00000000>] 0x0 [ 110.835645] ---[ end trace 80c80f4fca43dee2 ]--- [ 110.840303] lkdtm: Overflow detected: saturated # [ 110.467579] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 110.474630] lkdtm: attempting good refcount_inc() without overflow # [ 110.482973] lkdtm: attempting bad refcount_inc() overflow # [ 110.491291] ------------[ cut here ]------------ # [ 110.498720] WARNING: CPU: 3 PID: 2673 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 110.509995] refcount_t: saturated; leaking memory. # [ 110.517635] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.549351] CPU: 3 PID: 2673 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 110.559913] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.568174] Backtrace: # [ 110.572718] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.582965] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 110.590534] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.599842] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 110.609141] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c # [ 110.618884] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 110.628614] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 # [ 110.636190] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 110.647484] r9:c1acbe24 r8:c15e7d40 r7:c5a09f60 r6:00000016 r5:c5dee000 r4:c5a08000 # [ 110.657232] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 110.669662] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 110.682516] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.693896] r4:0000002b # [ 110.698258] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.708433] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.716430] r9:c5a09f60 r8:c309ee40 r7:00000016 r6:b6dbc000 r5:c4498a00 r4:c0c2d710 # [ 110.724186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.732025] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6dbc000 r5:c4498a00 r4:00000000 # [ 110.739776] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.746920] r10:00000004 r9:00000000 r8:00000000 r7:b6dbc000 r6:c5a08000 r5:c4498a00 # [ 110.754752] r4:c4498a00 # [ 110.757294] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.764437] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f03e00 r5:00000016 r4:00000016 # [ 110.772194] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.779768] Exception stack(0xc5a09fa8 to 0xc5a09ff0) # [ 110.784831] 9fa0: 00000016 00000016 00000001 b6dbc000 00000016 00000000 # [ 110.793016] 9fc0: 00000016 00000016 b6f03e00 00000004 00000001 00000000 00020000 be98aa54 # [ 110.801199] 9fe0: 00000004 be98a788 b6e7194f b6df7c66 # [ 110.806305] irq event stamp: 0 # [ 110.809377] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.814965] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 110.822506] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 110.830058] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.835645] ---[ end trace 80c80f4fca43dee2 ]--- # [ 110.840303] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not [ 111.255079] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ok 42 selftests: lkdtm: REFCOUNT_[ 111.263983] lkdtm: attempting good refcount_add() without overflow INC_OVERFLOW.sh # exit=1 # selft[ 111.272993] lkdtm: attempting bad refcount_add() overflow ests: lkdtm: REFCOUNT_ADD_OVERFLO[ 111.281266] ------------[ cut here ]------------ W.sh [ 111.288761] WARNING: CPU: 1 PID: 2707 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 111.297713] refcount_t: saturated; leaking memory. [ 111.302519] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 111.331741] CPU: 1 PID: 2707 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 111.339493] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 111.346027] Backtrace: [ 111.348507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 111.356090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 111.361763] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 111.369088] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 111.376062] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c [ 111.383820] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 111.391312] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c6a9a000 [ 111.396988] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 111.405957] r9:c1acbe3c r8:c15e7d40 r7:c6a9bf60 r6:00000016 r5:c2db8000 r4:c6a9a000 [ 111.413724] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 111.423402] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 111.433508] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.442648] r4:0000002c [ 111.445198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.453221] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.461151] r9:c6a9bf60 r8:c309ee40 r7:00000016 r6:b6dc8000 r5:c6a74640 r4:c0c2d710 [ 111.468913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.476756] r9:c07f4bec r8:c6a9bf60 r7:c2816000 r6:b6dc8000 r5:c6a74640 r4:00000000 [ 111.484510] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.491657] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c6a9a000 r5:c6a74640 [ 111.499493] r4:c6a74640 [ 111.502040] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.509187] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:00000016 r4:00000016 [ 111.516944] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.524521] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) [ 111.529587] bfa0: 00000016 00000016 00000001 b6dc8000 00000016 00000000 [ 111.537778] bfc0: 00000016 00000016 b6f0fe00 00000004 00000001 00000000 00020000 beedda54 [ 111.545964] bfe0: 00000004 beedd788 b6e7d94f b6e03c66 [ 111.551096] irq event stamp: 0 [ 111.554174] hardirqs last enabled at (0): [<00000000>] 0x0 [ 111.559802] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 111.567350] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 111.574881] softirqs last disabled at (0): [<00000000>] 0x0 [ 111.580521] ---[ end trace 80c80f4fca43dee3 ]--- [ 111.585158] lkdtm: Overflow detected: saturated # [ 111.255079] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 111.263983] lkdtm: attempting good refcount_add() without overflow # [ 111.272993] lkdtm: attempting bad refcount_add() overflow # [ 111.281266] ------------[ cut here ]------------ # [ 111.288761] WARNING: CPU: 1 PID: 2707 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 111.297713] refcount_t: saturated; leaking memory. # [ 111.302519] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.331741] CPU: 1 PID: 2707 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 111.339493] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.346027] Backtrace: # [ 111.348507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 111.356090] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 111.361763] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 111.369088] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 111.376062] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c # [ 111.383820] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 111.391312] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c6a9a000 # [ 111.396988] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 111.405957] r9:c1acbe3c r8:c15e7d40 r7:c6a9bf60 r6:00000016 r5:c2db8000 r4:c6a9a000 # [ 111.413724] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 111.423402] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 111.433508] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.442648] r4:0000002c # [ 111.445198] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.453221] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.461151] r9:c6a9bf60 r8:c309ee40 r7:00000016 r6:b6dc8000 r5:c6a74640 r4:c0c2d710 # [ 111.468913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.476756] r9:c07f4bec r8:c6a9bf60 r7:c2816000 r6:b6dc8000 r5:c6a74640 r4:00000000 # [ 111.484510] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.491657] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c6a9a000 r5:c6a74640 # [ 111.499493] r4:c6a74640 # [ 111.502040] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.509187] r9:c6a9a000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:00000016 r4:00000016 # [ 111.516944] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.524521] Exception stack(0xc6a9bfa8 to 0xc6a9bff0) # [ 111.529587] bfa0: 00000016 00000016 00000001 b6dc8000 00000016 00000000 # [ 111.537778] bfc0: 00000016 00000016 b6f0fe00 00000004 00000001 00000000 00020000 beedda54 # [ 111.545964] bfe0: 00000004 beedd788 b6e7d94f b6e03c66 # [ 111.551096] irq event stamp: 0 # [ 111.554174] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 111.559802] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 111.567350] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 111.574881] softirqs last disabled at (0): [<00000000>] 0x0 # [ 111.580521] ---[ end trace 80c80f4fca43dee3 ]--- # [ 111.585158] lkdtm: Overflow detected: saturated #[ 112.002715] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW REFCOUNT_ADD_OVERFLOW: missing '[ 112.010705] lkdtm: attempting bad refcount_inc_not_zero() overflow call trace:': [FAIL] not ok 43 s[ 112.019666] ------------[ cut here ]------------ elftests: lkdtm: REFCOUNT_ADD_OVE[ 112.027306] WARNING: CPU: 0 PID: 2741 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 RFLOW.sh # exit=1 # selftests: l[ 112.038558] refcount_t: saturated; leaking memory. kdtm: REFCOUNT_INC_NOT_ZERO_OVERF[ 112.046246] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 LOW.sh [ 112.077993] CPU: 0 PID: 2741 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 112.086378] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.092908] Backtrace: [ 112.095380] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.102958] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 112.108628] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.115952] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.122923] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c [ 112.130677] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.138167] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5b2a000 [ 112.143840] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 112.152807] r9:c1acbe54 r8:c15e7d40 r7:c5b2bf60 r6:0000001f r5:c6b8e000 r4:7fffffff [ 112.160568] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 112.171016] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 112.182670] r5:c6b8e000 r4:c5b2a000 [ 112.186263] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.196182] r4:0000002d [ 112.198728] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.206744] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.214671] r9:c5b2bf60 r8:c309ee40 r7:0000001f r6:b6db7000 r5:c6b0e8c0 r4:c0c2d710 [ 112.222428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.230266] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6db7000 r5:c6b0e8c0 r4:00000000 [ 112.238018] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.245161] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c5b2a000 r5:c6b0e8c0 [ 112.252993] r4:c6b0e8c0 [ 112.255535] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.262677] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f [ 112.270432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.278006] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) [ 112.283069] bfa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 [ 112.291253] bfc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bee94a54 [ 112.299435] bfe0: 00000004 bee94788 b6e6c94f b6df2c66 [ 112.304545] irq event stamp: 0 [ 112.307639] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.313229] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.321641] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.329222] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.334815] ---[ end trace 80c80f4fca43dee4 ]--- [ 112.339470] lkdtm: Overflow detected: saturated # [ 112.002715] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 112.010705] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 112.019666] ------------[ cut here ]------------ # [ 112.027306] WARNING: CPU: 0 PID: 2741 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 112.038558] refcount_t: saturated; leaking memory. # [ 112.046246] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.077993] CPU: 0 PID: 2741 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 112.086378] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.092908] Backtrace: # [ 112.095380] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.102958] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 112.108628] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.115952] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.122923] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c # [ 112.130677] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.138167] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5b2a000 # [ 112.143840] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 112.152807] r9:c1acbe54 r8:c15e7d40 r7:c5b2bf60 r6:0000001f r5:c6b8e000 r4:7fffffff # [ 112.160568] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 112.171016] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 112.182670] r5:c6b8e000 r4:c5b2a000 # [ 112.186263] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.196182] r4:0000002d # [ 112.198728] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.206744] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.214671] r9:c5b2bf60 r8:c309ee40 r7:0000001f r6:b6db7000 r5:c6b0e8c0 r4:c0c2d710 # [ 112.222428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.230266] r9:c07f4bec r8:c5b2bf60 r7:c2816000 r6:b6db7000 r5:c6b0e8c0 r4:00000000 # [ 112.238018] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.245161] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c5b2a000 r5:c6b0e8c0 # [ 112.252993] r4:c6b0e8c0 # [ 112.255535] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.262677] r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:0000001f r4:0000001f # [ 112.270432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.278006] Exception stack(0xc5b2bfa8 to 0xc5b2bff0) # [ 112.283069] bfa0: 0000001f 0000001f 00000001 b6db7000 0000001f 00000000 # [ 112.291253] bfc0: 0000001f 0000001f b6efee00 00000004 00000001 00000000 00020000 bee94a54 # [ 112.299435] bfe0: 00000004 bee94788 b6e6c94f b6df2c66 # [ 112.304545] irq event stamp: 0 # [ 112.307639] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.313229] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.321641] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 112.329222] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.334815] ---[ end trace 80c80f4fca43dee4 ]--- # [ 112.339470] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 #[ 112.774016] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW selftests: lkdtm: REFCOUNT_ADD_N[ 112.783212] lkdtm: attempting bad refcount_add_not_zero() overflow OT_ZERO_OVERFLOW.sh [ 112.792350] ------------[ cut here ]------------ [ 112.798741] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 112.807231] refcount_t: saturated; leaking memory. [ 112.812032] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 112.841183] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 112.848933] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.855465] Backtrace: [ 112.857935] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.865515] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 112.871184] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.878508] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.885477] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c [ 112.893232] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.900721] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 [ 112.906392] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 112.915359] r9:c1acbe74 r8:c15e7d40 r7:c5a09f60 r6:0000001f r5:c6d8b000 r4:7fffffff [ 112.923119] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 112.933566] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 112.945220] r5:c6d8b000 r4:c5a08000 [ 112.948816] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.958734] r4:0000002e [ 112.961279] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.969296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.977221] r9:c5a09f60 r8:c309ee40 r7:0000001f r6:b6e03000 r5:c69c2000 r4:c0c2d710 [ 112.984977] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.992816] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e03000 r5:c69c2000 r4:00000000 [ 113.000567] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.007711] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5a08000 r5:c69c2000 [ 113.015544] r4:c69c2000 [ 113.018087] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.025230] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:0000001f r4:0000001f [ 113.032984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.040558] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 113.045618] 9fa0: 0000001f 0000001f 00000001 b6e03000 0000001f 00000000 [ 113.053804] 9fc0: 0000001f 0000001f b6f4ae00 00000004 00000001 00000000 00020000 bed73a54 [ 113.061986] 9fe0: 00000004 bed73788 b6eb894f b6e3ec66 [ 113.067109] irq event stamp: 0 [ 113.070182] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.075769] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.083338] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.090934] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.096590] ---[ end trace 80c80f4fca43dee5 ]--- [ 113.101224] lkdtm: Overflow detected: saturated # [ 112.774016] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 112.783212] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 112.792350] ------------[ cut here ]------------ # [ 112.798741] WARNING: CPU: 2 PID: 2775 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 112.807231] refcount_t: saturated; leaking memory. # [ 112.812032] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.841183] CPU: 2 PID: 2775 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 112.848933] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.855465] Backtrace: # [ 112.857935] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.865515] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 112.871184] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.878508] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.885477] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c # [ 112.893232] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.900721] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 # [ 112.906392] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 112.915359] r9:c1acbe74 r8:c15e7d40 r7:c5a09f60 r6:0000001f r5:c6d8b000 r4:7fffffff # [ 112.923119] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 112.933566] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 112.945220] r5:c6d8b000 r4:c5a08000 # [ 112.948816] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.958734] r4:0000002e # [ 112.961279] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.969296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.977221] r9:c5a09f60 r8:c309ee40 r7:0000001f r6:b6e03000 r5:c69c2000 r4:c0c2d710 # [ 112.984977] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.992816] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e03000 r5:c69c2000 r4:00000000 # [ 113.000567] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.007711] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5a08000 r5:c69c2000 # [ 113.015544] r4:c69c2000 # [ 113.018087] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.025230] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:0000001f r4:0000001f # [ 113.032984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.040558] Exception stack(0xc5a09fa8 to 0xc5a09ff0) # [ 113.045618] 9fa0: 0000001f 0000001f 00000001 b6e03000 0000001f 00000000 # [ 113.053804] 9fc0: 0000001f 0000001f b6f4ae00 00000004 00000001 00000000 00020000 bed73a54 # [ 113.061986] 9fe0: 00000004 bed73788 b6eb894f b6e3ec66 # [ 113.067109] irq event stamp: 0 # [ 113.070182] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.075769] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.083338] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.090934] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.096590] ---[ end trace 80c80f4fca43dee5 ]--- # [ 113.101224] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 113.536687] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 113.543685] lkdtm: attempting good refcount_dec() [ 113.548553] lkdtm: attempting bad refcount_dec() to zero [ 113.553903] ------------[ cut here ]------------ [ 113.558617] WARNING: CPU: 1 PID: 2809 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 113.567167] refcount_t: decrement hit 0; leaking memory. [ 113.572513] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 113.601659] CPU: 1 PID: 2809 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 113.609409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.615942] Backtrace: [ 113.618414] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.625993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 113.631661] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.638983] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.645955] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c [ 113.653709] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.661198] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c6ce4000 [ 113.666871] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 113.675838] r9:c1acbe94 r8:c15e7d40 r7:c6ce5f60 r6:00000012 r5:c5fe4000 r4:c6ce4000 [ 113.683598] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 113.693264] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 113.703021] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.711810] r4:0000002f [ 113.714356] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.722373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.730298] r9:c6ce5f60 r8:c309ee40 r7:00000012 r6:b6e92000 r5:c6948f00 r4:c0c2d710 [ 113.738054] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.745893] r9:c07f4bec r8:c6ce5f60 r7:c2816000 r6:b6e92000 r5:c6948f00 r4:00000000 [ 113.753645] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.760789] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c6ce4000 r5:c6948f00 [ 113.768623] r4:c6948f00 [ 113.771167] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.778311] r9:c6ce4000 r8:c03002e4 r7:00000004 r6:b6fd9e00 r5:00000012 r4:00000012 [ 113.786067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.793642] Exception stack(0xc6ce5fa8 to 0xc6ce5ff0) [ 113.798703] 5fa0: 00000012 00000012 00000001 b6e92000 00000012 00000000 [ 113.806891] 5fc0: 00000012 00000012 b6fd9e00 00000004 00000001 00000000 00020000 bed14a54 [ 113.815076] 5fe0: 00000004 bed14788 b6f4794f b6ecdc66 [ 113.820195] irq event stamp: 0 [ 113.823267] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.828880] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.836413] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.843909] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.849545] ---[ end trace 80c80f4fca43dee6 ]--- [ 113.854180] lkdtm: Zero detected: saturated # [ 113.536687] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 113.543685] lkdtm: attempting good refcount_dec() # [ 113.548553] lkdtm: attempting bad refcount_dec() to zero # [ 113.553903] ------------[ cut here ]------------ # [ 113.558617] WARNING: CPU: 1 PID: 2809 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 113.567167] refcount_t: decrement hit 0; leaking memory. # [ 113.572513] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.601659] CPU: 1 PID: 2809 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 113.609409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.615942] Backtrace: # [ 113.618414] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.625993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 113.631661] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.638983] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.645955] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c # [ 113.653709] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.661198] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c6ce4000 # [ 113.666871] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 113.675838] r9:c1acbe94 r8:c15e7d40 r7:c6ce5f60 r6:00000012 r5:c5fe4000 r4:c6ce4000 # [ 113.683598] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 113.693264] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 113.703021] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.711810] r4:0000002f # [ 113.714356] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.722373] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.730298] r9:c6ce5f60 r8:c309ee40 r7:00000012 r6:b6e92000 r5:c6948f00 r4:c0c2d710 # [ 113.738054] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.745893] r9:c07f4bec r8:c6ce5f60 r7:c2816000 r6:b6e92000 r5:c6948f00 r4:00000000 # [ 113.753645] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.760789] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c6ce4000 r5:c6948f00 # [ 113.768623] r4:c6948f00 # [ 113.771167] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.778311] r9:c6ce4000 r8:c03002e4 r7:00000004 r6:b6fd9e00 r5:00000012 r4:00000012 # [ 113.786067] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.793642] Exception stack(0xc6ce5fa8 to 0xc6ce5ff0) # [ 113.798703] 5fa0: 00000012 00000012 00000001 b6e92000 00000012 00000000 # [ 113.806891] 5fc0: 00000012 00000012 b6fd9e00 00000004 00000001 00000000 00020000 bed14a54 # [ 113.815076] 5fe0: 00000004 bed14788 b6f4794f b6ecdc66 # [ 113.820195] irq event stamp: 0 # [ 113.823267] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.828880] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.836413] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.843909] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.849545] ---[ end trace 80c80f4fca43dee6 ]--- # [ 113.854180] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL] not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 114.288167] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 114.294198] lkdtm: attempting bad refcount_dec() below zero [ 114.299844] ------------[ cut here ]------------ [ 114.304500] WARNING: CPU: 0 PID: 2846 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 114.313092] refcount_t: decrement hit 0; leaking memory. [ 114.318511] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 114.347664] CPU: 0 PID: 2846 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 114.355414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.361947] Backtrace: [ 114.364418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.371997] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 114.377665] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.384985] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.391955] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c [ 114.399708] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.407197] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c5ec0000 [ 114.412870] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 114.421836] r9:c1acbea8 r8:c15e7d40 r7:c5ec1f60 r6:00000016 r5:00000000 r4:c5ec0000 [ 114.429596] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 114.439261] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 114.449364] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.458501] r5:c6cf0000 r4:00000030 [ 114.462088] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.470106] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.478032] r9:c5ec1f60 r8:c309ee40 r7:00000016 r6:b6e65000 r5:c6b0cdc0 r4:c0c2d710 [ 114.485790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.493628] r9:c07f4bec r8:c5ec1f60 r7:c2816000 r6:b6e65000 r5:c6b0cdc0 r4:00000000 [ 114.501378] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.508522] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c5ec0000 r5:c6b0cdc0 [ 114.516357] r4:c6b0cdc0 [ 114.518900] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.526043] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000016 r4:00000016 [ 114.533797] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.541372] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) [ 114.546432] 1fa0: 00000016 00000016 00000001 b6e65000 00000016 00000000 [ 114.554617] 1fc0: 00000016 00000016 b6face00 00000004 00000001 00000000 00020000 bef3ea54 [ 114.562801] 1fe0: 00000004 bef3e788 b6f1a94f b6ea0c66 [ 114.567892] irq event stamp: 0 [ 114.570965] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.576580] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.584091] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.591664] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.597279] ---[ end trace 80c80f4fca43dee7 ]--- [ 114.601908] lkdtm: Negative detected: saturated # [ 114.288167] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 114.294198] lkdtm: attempting bad refcount_dec() below zero # [ 114.299844] ------------[ cut here ]------------ # [ 114.304500] WARNING: CPU: 0 PID: 2846 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 114.313092] refcount_t: decrement hit 0; leaking memory. # [ 114.318511] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.347664] CPU: 0 PID: 2846 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 114.355414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.361947] Backtrace: # [ 114.364418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.371997] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 114.377665] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.384985] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.391955] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c # [ 114.399708] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.407197] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c5ec0000 # [ 114.412870] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 114.421836] r9:c1acbea8 r8:c15e7d40 r7:c5ec1f60 r6:00000016 r5:00000000 r4:c5ec0000 # [ 114.429596] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 114.439261] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 114.449364] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.458501] r5:c6cf0000 r4:00000030 # [ 114.462088] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.470106] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.478032] r9:c5ec1f60 r8:c309ee40 r7:00000016 r6:b6e65000 r5:c6b0cdc0 r4:c0c2d710 # [ 114.485790] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.493628] r9:c07f4bec r8:c5ec1f60 r7:c2816000 r6:b6e65000 r5:c6b0cdc0 r4:00000000 # [ 114.501378] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.508522] r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c5ec0000 r5:c6b0cdc0 # [ 114.516357] r4:c6b0cdc0 # [ 114.518900] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.526043] r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000016 r4:00000016 # [ 114.533797] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.541372] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0) # [ 114.546432] 1fa0: 00000016 00000016 00000001 b6e65000 00000016 00000000 # [ 114.554617] 1fc0: 00000016 00000016 b6face00 00000004 00000001 00000000 00020000 bef3ea54 # [ 114.562801] 1fe0: 00000004 bef3e788 b6f1a94f b6ea0c66 # [ 114.567892] irq event stamp: 0 # [ 114.570965] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.576580] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.584091] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.591664] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.597279] ---[ end trace 80c80f4fca43dee7 ]--- # [ 114.601908] 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 [ 115.057723] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 115.064537] lkdtm: attempting bad refcount_dec_and_test() below zero [ 115.070973] ------------[ cut here ]------------ [ 115.075630] WARNING: CPU: 0 PID: 2881 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 115.084287] refcount_t: underflow; use-after-free. [ 115.089152] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.118397] CPU: 0 PID: 2881 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 115.126147] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.132679] Backtrace: [ 115.135150] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.142731] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 115.148401] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.155723] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.162692] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c [ 115.170448] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.177938] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c6a8a000 [ 115.183612] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 115.192666] r9:c1acbec0 r8:c15e7d40 r7:c6a8bf60 r6:0000001f r5:00000000 r4:c6a8a000 [ 115.200426] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 115.210879] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 115.222544] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.232461] r5:c6cf0000 r4:00000031 [ 115.236051] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.244068] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.251995] r9:c6a8bf60 r8:c309ee40 r7:0000001f r6:b6e58000 r5:c6895cc0 r4:c0c2d710 [ 115.259751] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.267588] r9:c07f4bec r8:c6a8bf60 r7:c2816000 r6:b6e58000 r5:c6895cc0 r4:00000000 [ 115.275340] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.282482] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6a8a000 r5:c6895cc0 [ 115.290314] r4:c6895cc0 [ 115.292857] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.300001] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:0000001f r4:0000001f [ 115.307757] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.315331] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) [ 115.320392] bfa0: 0000001f 0000001f 00000001 b6e58000 0000001f 00000000 [ 115.328578] bfc0: 0000001f 0000001f b6f9fe00 00000004 00000001 00000000 00020000 bef5da54 [ 115.336762] bfe0: 00000004 bef5d788 b6f0d94f b6e93c66 [ 115.341855] irq event stamp: 0 [ 115.344927] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.350541] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.358089] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.365592] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.371202] ---[ end trace 80c80f4fca43dee8 ]--- [ 115.375831] lkdtm: Negative detected: saturated # [ 115.057723] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 115.064537] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 115.070973] ------------[ cut here ]------------ # [ 115.075630] WARNING: CPU: 0 PID: 2881 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 115.084287] refcount_t: underflow; use-after-free. # [ 115.089152] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.118397] CPU: 0 PID: 2881 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 115.126147] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.132679] Backtrace: # [ 115.135150] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.142731] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 115.148401] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.155723] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.162692] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c # [ 115.170448] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.177938] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c6a8a000 # [ 115.183612] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 115.192666] r9:c1acbec0 r8:c15e7d40 r7:c6a8bf60 r6:0000001f r5:00000000 r4:c6a8a000 # [ 115.200426] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 115.210879] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 115.222544] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.232461] r5:c6cf0000 r4:00000031 # [ 115.236051] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.244068] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.251995] r9:c6a8bf60 r8:c309ee40 r7:0000001f r6:b6e58000 r5:c6895cc0 r4:c0c2d710 # [ 115.259751] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.267588] r9:c07f4bec r8:c6a8bf60 r7:c2816000 r6:b6e58000 r5:c6895cc0 r4:00000000 # [ 115.275340] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.282482] r10:00000004 r9:00000000 r8:00000000 r7:b6e58000 r6:c6a8a000 r5:c6895cc0 # [ 115.290314] r4:c6895cc0 # [ 115.292857] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.300001] r9:c6a8a000 r8:c03002e4 r7:00000004 r6:b6f9fe00 r5:0000001f r4:0000001f # [ 115.307757] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.315331] Exception stack(0xc6a8bfa8 to 0xc6a8bff0) # [ 115.320392] bfa0: 0000001f 0000001f 00000001 b6e58000 0000001f 00000000 # [ 115.328578] bfc0: 0000001f 0000001f b6f9fe00 00000004 00000001 00000000 00020000 bef5da54 # [ 115.336762] bfe0: 00000004 bef5d788 b6f0d94f b6e93c66 # [ 115.341855] irq event stamp: 0 # [ 115.344927] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.350541] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.358089] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.365592] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.371202] ---[ end trace 80c80f4fca43dee8 ]--- # [ 115.375831] 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 [ 115.844509] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 115.851373] lkdtm: attempting bad refcount_sub_and_test() below zero [ 115.857908] ------------[ cut here ]------------ [ 115.862585] WARNING: CPU: 1 PID: 2916 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 115.871171] refcount_t: underflow; use-after-free. [ 115.875973] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.905146] CPU: 1 PID: 2916 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 115.912896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.919428] Backtrace: [ 115.921900] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.929479] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 115.935148] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.942470] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.949441] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c [ 115.957194] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.964685] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c5838000 [ 115.970358] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 115.979411] r9:c1acbee0 r8:c15e7d40 r7:c5839f60 r6:0000001f r5:c6cde000 r4:c5838000 [ 115.987174] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 115.997625] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 116.009289] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.019207] r4:00000032 [ 116.021752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.029771] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.037697] r9:c5839f60 r8:c309ee40 r7:0000001f r6:b6e91000 r5:c6a74500 r4:c0c2d710 [ 116.045451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.053288] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e91000 r5:c6a74500 r4:00000000 [ 116.061039] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.068182] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5838000 r5:c6a74500 [ 116.076015] r4:c6a74500 [ 116.078557] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.085698] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000001f r4:0000001f [ 116.093453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.101028] Exception stack(0xc5839fa8 to 0xc5839ff0) [ 116.106089] 9fa0: 0000001f 0000001f 00000001 b6e91000 0000001f 00000000 [ 116.114274] 9fc0: 0000001f 0000001f b6fd8e00 00000004 00000001 00000000 00020000 beb60a54 [ 116.122457] 9fe0: 00000004 beb60788 b6f4694f b6eccc66 [ 116.127586] irq event stamp: 0 [ 116.130660] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.136275] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.143799] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.151371] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.156990] ---[ end trace 80c80f4fca43dee9 ]--- [ 116.161639] lkdtm: Negative detected: saturated # [ 115.844509] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 115.851373] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 115.857908] ------------[ cut here ]------------ # [ 115.862585] WARNING: CPU: 1 PID: 2916 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 115.871171] refcount_t: underflow; use-after-free. # [ 115.875973] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.905146] CPU: 1 PID: 2916 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 115.912896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.919428] Backtrace: # [ 115.921900] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.929479] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 115.935148] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.942470] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.949441] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c # [ 115.957194] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.964685] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c5838000 # [ 115.970358] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 115.979411] r9:c1acbee0 r8:c15e7d40 r7:c5839f60 r6:0000001f r5:c6cde000 r4:c5838000 # [ 115.987174] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 115.997625] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 116.009289] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.019207] r4:00000032 # [ 116.021752] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.029771] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.037697] r9:c5839f60 r8:c309ee40 r7:0000001f r6:b6e91000 r5:c6a74500 r4:c0c2d710 # [ 116.045451] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.053288] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e91000 r5:c6a74500 r4:00000000 # [ 116.061039] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.068182] r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5838000 r5:c6a74500 # [ 116.076015] r4:c6a74500 # [ 116.078557] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.085698] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000001f r4:0000001f # [ 116.093453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.101028] Exception stack(0xc5839fa8 to 0xc5839ff0) # [ 116.106089] 9fa0: 0000001f 0000001f 00000001 b6e91000 0000001f 00000000 # [ 116.114274] 9fc0: 0000001f 0000001f b6fd8e00 00000004 00000001 00000000 00020000 beb60a54 # [ 116.122457] 9fe0: 00000004 beb60788 b6f4694f b6eccc66 # [ 116.127586] irq event stamp: 0 # [ 116.130660] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.136275] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.143799] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.151371] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.156990] ---[ end trace 80c80f4fca43dee9 ]--- # [ 116.161639] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 116.606290] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 116.611970] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 116.618464] lkdtm: Good: zero detected [ 116.622249] lkdtm: Correctly stayed at zero [ 116.626524] lkdtm: attempting bad refcount_inc() from zero [ 116.632027] ------------[ cut here ]------------ [ 116.636786] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 116.645349] refcount_t: addition on 0; use-after-free. [ 116.650524] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.679664] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 116.687414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.693946] Backtrace: [ 116.696418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.703996] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 116.709666] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.716987] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.723958] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ff9c [ 116.731712] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.739200] r7:00000019 r6:c1a1ff9c r5:c1a1ffac r4:c4782000 [ 116.744873] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 116.753927] r9:c1acbf00 r8:c15e7d40 r7:c4783f60 r6:00000012 r5:00000000 r4:c4782000 [ 116.761687] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 116.771358] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 116.781111] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.789902] r5:c6cde000 r4:00000033 [ 116.793490] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.801506] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.809430] r9:c4783f60 r8:c309ee40 r7:00000012 r6:b6e4f000 r5:c5a98a00 r4:c0c2d710 [ 116.817186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.825023] r9:c07f4bec r8:c4783f60 r7:c2816000 r6:b6e4f000 r5:c5a98a00 r4:00000000 [ 116.832776] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.839919] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c4782000 r5:c5a98a00 [ 116.847754] r4:c5a98a00 [ 116.850296] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.857439] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000012 r4:00000012 [ 116.865193] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.872768] Exception stack(0xc4783fa8 to 0xc4783ff0) [ 116.877829] 3fa0: 00000012 00000012 00000001 b6e4f000 00000012 00000000 [ 116.886017] 3fc0: 00000012 00000012 b6f96e00 00000004 00000001 00000000 00020000 bef40a54 [ 116.894202] 3fe0: 00000004 bef40788 b6f0494f b6e8ac66 [ 116.899319] irq event stamp: 0 [ 116.902391] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.908007] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.915507] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.923043] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.928660] ---[ end trace 80c80f4fca43deea ]--- [ 116.933298] lkdtm: Zero detected: saturated # [ 116.606290] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 116.611970] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 116.618464] lkdtm: Good: zero detected # [ 116.622249] lkdtm: Correctly stayed at zero # [ 116.626524] lkdtm: attempting bad refcount_inc() from zero # [ 116.632027] ------------[ cut here ]------------ # [ 116.636786] WARNING: CPU: 1 PID: 2948 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 116.645349] refcount_t: addition on 0; use-after-free. # [ 116.650524] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.679664] CPU: 1 PID: 2948 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 116.687414] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.693946] Backtrace: # [ 116.696418] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.703996] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 116.709666] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.716987] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.723958] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ff9c # [ 116.731712] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.739200] r7:00000019 r6:c1a1ff9c r5:c1a1ffac r4:c4782000 # [ 116.744873] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 116.753927] r9:c1acbf00 r8:c15e7d40 r7:c4783f60 r6:00000012 r5:00000000 r4:c4782000 # [ 116.761687] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 116.771358] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 116.781111] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.789902] r5:c6cde000 r4:00000033 # [ 116.793490] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.801506] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.809430] r9:c4783f60 r8:c309ee40 r7:00000012 r6:b6e4f000 r5:c5a98a00 r4:c0c2d710 # [ 116.817186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.825023] r9:c07f4bec r8:c4783f60 r7:c2816000 r6:b6e4f000 r5:c5a98a00 r4:00000000 # [ 116.832776] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.839919] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c4782000 r5:c5a98a00 # [ 116.847754] r4:c5a98a00 # [ 116.850296] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.857439] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:00000012 r4:00000012 # [ 116.865193] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.872768] Exception stack(0xc4783fa8 to 0xc4783ff0) # [ 116.877829] 3fa0: 00000012 00000012 00000001 b6e4f000 00000012 00000000 # [ 116.886017] 3fc0: 00000012 00000012 b6f96e00 00000004 00000001 00000000 00020000 bef40a54 # [ 116.894202] 3fe0: 00000004 bef40788 b6f0494f b6e8ac66 # [ 116.899319] irq event stamp: 0 # [ 116.902391] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.908007] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.915507] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.923043] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.928660] ---[ end trace 80c80f4fca43deea ]--- # [ 116.933298] 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 [ 117.388821] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 117.394502] lkdtm: attempting safe refcount_add_not_zero() from zero [ 117.401053] lkdtm: Good: zero detected [ 117.404842] lkdtm: Correctly stayed at zero [ 117.409098] lkdtm: attempting bad refcount_add() from zero [ 117.414599] ------------[ cut here ]------------ [ 117.419410] WARNING: CPU: 1 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 117.427995] refcount_t: addition on 0; use-after-free. [ 117.433143] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 117.462309] CPU: 1 PID: 2982 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 117.470059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.476590] Backtrace: [ 117.479061] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.486640] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 117.492310] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.499633] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.506603] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ff9c [ 117.514356] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.521846] r7:00000019 r6:c1a1ff9c r5:c1a1ffac r4:c4782000 [ 117.527519] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 117.536573] r9:c1acbf14 r8:c15e7d40 r7:c4783f60 r6:00000012 r5:00000000 r4:c4782000 [ 117.544334] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 117.554007] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 117.563762] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.572553] r5:c6cde000 r4:00000034 [ 117.576140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.584156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.592081] r9:c4783f60 r8:c309ee40 r7:00000012 r6:b6e00000 r5:c5a71040 r4:c0c2d710 [ 117.599837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.607676] r9:c07f4bec r8:c4783f60 r7:c2816000 r6:b6e00000 r5:c5a71040 r4:00000000 [ 117.615426] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.622570] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c4782000 r5:c5a71040 [ 117.630402] r4:c5a71040 [ 117.632947] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.640090] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000012 r4:00000012 [ 117.647845] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.655419] Exception stack(0xc4783fa8 to 0xc4783ff0) [ 117.660480] 3fa0: 00000012 00000012 00000001 b6e00000 00000012 00000000 [ 117.668665] 3fc0: 00000012 00000012 b6f47e00 00000004 00000001 00000000 00020000 beeada54 [ 117.676850] 3fe0: 00000004 beead788 b6eb594f b6e3bc66 [ 117.681974] irq event stamp: 0 [ 117.685047] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.690662] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.698220] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.705728] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.711372] ---[ end trace 80c80f4fca43deeb ]--- [ 117.716011] lkdtm: Zero detected: saturated # [ 117.388821] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 117.394502] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 117.401053] lkdtm: Good: zero detected # [ 117.404842] lkdtm: Correctly stayed at zero # [ 117.409098] lkdtm: attempting bad refcount_add() from zero # [ 117.414599] ------------[ cut here ]------------ # [ 117.419410] WARNING: CPU: 1 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 117.427995] refcount_t: addition on 0; use-after-free. # [ 117.433143] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.462309] CPU: 1 PID: 2982 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 117.470059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.476590] Backtrace: # [ 117.479061] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.486640] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 117.492310] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.499633] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.506603] r9:00000009 r8:c086cfb8 r7:00000019 r6:00000009 r5:c086cfb8 r4:c1a1ff9c # [ 117.514356] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.521846] r7:00000019 r6:c1a1ff9c r5:c1a1ffac r4:c4782000 # [ 117.527519] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 117.536573] r9:c1acbf14 r8:c15e7d40 r7:c4783f60 r6:00000012 r5:00000000 r4:c4782000 # [ 117.544334] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 117.554007] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 117.563762] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.572553] r5:c6cde000 r4:00000034 # [ 117.576140] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.584156] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.592081] r9:c4783f60 r8:c309ee40 r7:00000012 r6:b6e00000 r5:c5a71040 r4:c0c2d710 # [ 117.599837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.607676] r9:c07f4bec r8:c4783f60 r7:c2816000 r6:b6e00000 r5:c5a71040 r4:00000000 # [ 117.615426] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.622570] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c4782000 r5:c5a71040 # [ 117.630402] r4:c5a71040 # [ 117.632947] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.640090] r9:c4782000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000012 r4:00000012 # [ 117.647845] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.655419] Exception stack(0xc4783fa8 to 0xc4783ff0) # [ 117.660480] 3fa0: 00000012 00000012 00000001 b6e00000 00000012 00000000 # [ 117.668665] 3fc0: 00000012 00000012 b6f47e00 00000004 00000001 00000000 00020000 beeada54 # [ 117.676850] 3fe0: 00000004 beead788 b6eb594f b6e3bc66 # [ 117.681974] irq event stamp: 0 # [ 117.685047] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.690662] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.698220] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.705728] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.711372] ---[ end trace 80c80f4fca43deeb ]--- # [ 117.716011] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 118.199876] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 118.205990] lkdtm: attempting bad refcount_inc() from saturated [ 118.212109] ------------[ cut here ]------------ [ 118.216826] WARNING: CPU: 3 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 118.225278] refcount_t: saturated; leaking memory. [ 118.230203] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 118.259658] CPU: 3 PID: 3019 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 118.267409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.273942] Backtrace: [ 118.276415] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.283994] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 118.289665] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.296985] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.303956] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c [ 118.311711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.319200] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c6944000 [ 118.324874] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 118.333841] r9:c1acbf28 r8:c15e7d40 r7:c6945f60 r6:00000017 r5:c5a15000 r4:c6944000 [ 118.341601] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 118.351272] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 118.361460] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.370683] r4:00000035 [ 118.373229] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.381247] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.389172] r9:c6945f60 r8:c309ee40 r7:00000017 r6:b6e3b000 r5:c5d537c0 r4:c0c2d710 [ 118.396927] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.404765] r9:c07f4bec r8:c6945f60 r7:c2816000 r6:b6e3b000 r5:c5d537c0 r4:00000000 [ 118.412517] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.419661] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6944000 r5:c5d537c0 [ 118.427495] r4:c5d537c0 [ 118.430039] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.437181] r9:c6944000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000017 r4:00000017 [ 118.444937] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.452512] Exception stack(0xc6945fa8 to 0xc6945ff0) [ 118.457574] 5fa0: 00000017 00000017 00000001 b6e3b000 00000017 00000000 [ 118.465759] 5fc0: 00000017 00000017 b6f82e00 00000004 00000001 00000000 00020000 beed9a54 [ 118.473944] 5fe0: 00000004 beed9788 b6ef094f b6e76c66 [ 118.479059] irq event stamp: 0 [ 118.482131] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.487746] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.495271] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.502836] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.508478] ---[ end trace 80c80f4fca43deec ]--- [ 118.513110] lkdtm: Saturation detected: still saturated # [ 118.199876] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 118.205990] lkdtm: attempting bad refcount_inc() from saturated # [ 118.212109] ------------[ cut here ]------------ # [ 118.216826] WARNING: CPU: 3 PID: 3019 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.225278] refcount_t: saturated; leaking memory. # [ 118.230203] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.259658] CPU: 3 PID: 3019 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 118.267409] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.273942] Backtrace: # [ 118.276415] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.283994] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 118.289665] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.296985] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.303956] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c # [ 118.311711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.319200] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c6944000 # [ 118.324874] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.333841] r9:c1acbf28 r8:c15e7d40 r7:c6945f60 r6:00000017 r5:c5a15000 r4:c6944000 # [ 118.341601] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.351272] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 118.361460] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.370683] r4:00000035 # [ 118.373229] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.381247] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.389172] r9:c6945f60 r8:c309ee40 r7:00000017 r6:b6e3b000 r5:c5d537c0 r4:c0c2d710 # [ 118.396927] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.404765] r9:c07f4bec r8:c6945f60 r7:c2816000 r6:b6e3b000 r5:c5d537c0 r4:00000000 # [ 118.412517] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.419661] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c6944000 r5:c5d537c0 # [ 118.427495] r4:c5d537c0 # [ 118.430039] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.437181] r9:c6944000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:00000017 r4:00000017 # [ 118.444937] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.452512] Exception stack(0xc6945fa8 to 0xc6945ff0) # [ 118.457574] 5fa0: 00000017 00000017 00000001 b6e3b000 00000017 00000000 # [ 118.465759] 5fc0: 00000017 00000017 b6f82e00 00000004 00000001 00000000 00020000 beed9a54 # [ 118.473944] 5fe0: 00000004 beed9788 b6ef094f b6e76c66 # [ 118.479059] irq event stamp: 0 # [ 118.482131] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.487746] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.495271] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.502836] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.508478] ---[ end trace 80c80f4fca43deec ]--- # [ 118.513110] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 118.983477] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 118.989713] lkdtm: attempting bad refcount_dec() from saturated [ 118.995674] ------------[ cut here ]------------ [ 119.000383] WARNING: CPU: 3 PID: 3054 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 119.008986] refcount_t: decrement hit 0; leaking memory. [ 119.014335] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.043477] CPU: 3 PID: 3054 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 119.051228] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.057760] Backtrace: [ 119.060231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.067809] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 119.073479] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.080803] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.087772] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c [ 119.095526] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.103015] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c478e000 [ 119.108688] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 119.117654] r9:c1acbf40 r8:c15e7d40 r7:c478ff60 r6:00000017 r5:c5d51000 r4:c478e000 [ 119.125415] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 119.135080] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 119.145271] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.154493] r4:00000036 [ 119.157038] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.165054] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.172979] r9:c478ff60 r8:c309ee40 r7:00000017 r6:b6de8000 r5:c5d53180 r4:c0c2d710 [ 119.180735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.188572] r9:c07f4bec r8:c478ff60 r7:c2816000 r6:b6de8000 r5:c5d53180 r4:00000000 [ 119.196322] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.203466] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c478e000 r5:c5d53180 [ 119.211298] r4:c5d53180 [ 119.213842] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.220984] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:00000017 r4:00000017 [ 119.228740] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.236315] Exception stack(0xc478ffa8 to 0xc478fff0) [ 119.241376] ffa0: 00000017 00000017 00000001 b6de8000 00000017 00000000 [ 119.249562] ffc0: 00000017 00000017 b6f2fe00 00000004 00000001 00000000 00020000 beff1a54 [ 119.257746] ffe0: 00000004 beff1788 b6e9d94f b6e23c66 [ 119.262863] irq event stamp: 0 [ 119.265935] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.271552] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.279099] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.286652] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.292248] ---[ end trace 80c80f4fca43deed ]--- [ 119.296915] lkdtm: Saturation detected: still saturated # [ 118.983477] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 118.989713] lkdtm: attempting bad refcount_dec() from saturated # [ 118.995674] ------------[ cut here ]------------ # [ 119.000383] WARNING: CPU: 3 PID: 3054 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 119.008986] refcount_t: decrement hit 0; leaking memory. # [ 119.014335] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.043477] CPU: 3 PID: 3054 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 119.051228] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.057760] Backtrace: # [ 119.060231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.067809] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 119.073479] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.080803] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.087772] r9:00000009 r8:c086cf1c r7:0000001f r6:00000009 r5:c086cf1c r4:c1a1ff9c # [ 119.095526] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.103015] r7:0000001f r6:c1a1ff9c r5:c1a20000 r4:c478e000 # [ 119.108688] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 119.117654] r9:c1acbf40 r8:c15e7d40 r7:c478ff60 r6:00000017 r5:c5d51000 r4:c478e000 # [ 119.125415] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 119.135080] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 119.145271] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.154493] r4:00000036 # [ 119.157038] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.165054] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.172979] r9:c478ff60 r8:c309ee40 r7:00000017 r6:b6de8000 r5:c5d53180 r4:c0c2d710 # [ 119.180735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.188572] r9:c07f4bec r8:c478ff60 r7:c2816000 r6:b6de8000 r5:c5d53180 r4:00000000 # [ 119.196322] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.203466] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c478e000 r5:c5d53180 # [ 119.211298] r4:c5d53180 # [ 119.213842] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.220984] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f2fe00 r5:00000017 r4:00000017 # [ 119.228740] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.236315] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 119.241376] ffa0: 00000017 00000017 00000001 b6de8000 00000017 00000000 # [ 119.249562] ffc0: 00000017 00000017 b6f2fe00 00000004 00000001 00000000 00020000 beff1a54 # [ 119.257746] ffe0: 00000004 beff1788 b6e9d94f b6e23c66 # [ 119.262863] irq event stamp: 0 # [ 119.265935] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.271552] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.279099] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.286652] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.292248] ---[ end trace 80c80f4fca43deed ]--- # [ 119.296915] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 119.778882] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 119.785000] lkdtm: attempting bad refcount_dec() from saturated [ 119.791001] ------------[ cut here ]------------ [ 119.795657] WARNING: CPU: 3 PID: 3089 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 119.804147] refcount_t: saturated; leaking memory. [ 119.809094] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.838534] CPU: 3 PID: 3089 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 119.846284] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.852815] Backtrace: [ 119.855286] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.862865] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 119.868534] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.875858] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.882828] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c [ 119.890583] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.898072] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 [ 119.903744] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.912711] r9:c1acbf58 r8:c15e7d40 r7:c5a09f60 r6:00000017 r5:c5a15000 r4:c5a08000 [ 119.920474] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.930145] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 119.940333] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.949554] r4:00000037 [ 119.952099] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.960118] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.968043] r9:c5a09f60 r8:c309ee40 r7:00000017 r6:b6e61000 r5:c5d52140 r4:c0c2d710 [ 119.975801] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.983639] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e61000 r5:c5d52140 r4:00000000 [ 119.991390] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.998534] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c5a08000 r5:c5d52140 [ 120.006368] r4:c5d52140 [ 120.008911] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.016054] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000017 r4:00000017 [ 120.023809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.031383] Exception stack(0xc5a09fa8 to 0xc5a09ff0) [ 120.036442] 9fa0: 00000017 00000017 00000001 b6e61000 00000017 00000000 [ 120.044628] 9fc0: 00000017 00000017 b6fa8e00 00000004 00000001 00000000 00020000 be950a54 [ 120.052810] 9fe0: 00000004 be950788 b6f1694f b6e9cc66 [ 120.057930] irq event stamp: 0 [ 120.061003] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.066618] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.074124] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.081698] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.087322] ---[ end trace 80c80f4fca43deee ]--- [ 120.091953] lkdtm: Saturation detected: still saturated # [ 119.778882] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 119.785000] lkdtm: attempting bad refcount_dec() from saturated # [ 119.791001] ------------[ cut here ]------------ # [ 119.795657] WARNING: CPU: 3 PID: 3089 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.804147] refcount_t: saturated; leaking memory. # [ 119.809094] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.838534] CPU: 3 PID: 3089 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 119.846284] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.852815] Backtrace: # [ 119.855286] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.862865] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 119.868534] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.875858] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.882828] r9:00000009 r8:c086cf84 r7:00000016 r6:00000009 r5:c086cf84 r4:c1a1ff9c # [ 119.890583] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.898072] r7:00000016 r6:c1a1ff9c r5:c1a1ff74 r4:c5a08000 # [ 119.903744] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.912711] r9:c1acbf58 r8:c15e7d40 r7:c5a09f60 r6:00000017 r5:c5a15000 r4:c5a08000 # [ 119.920474] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.930145] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 119.940333] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.949554] r4:00000037 # [ 119.952099] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.960118] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.968043] r9:c5a09f60 r8:c309ee40 r7:00000017 r6:b6e61000 r5:c5d52140 r4:c0c2d710 # [ 119.975801] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.983639] r9:c07f4bec r8:c5a09f60 r7:c2816000 r6:b6e61000 r5:c5d52140 r4:00000000 # [ 119.991390] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.998534] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c5a08000 r5:c5d52140 # [ 120.006368] r4:c5d52140 # [ 120.008911] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.016054] r9:c5a08000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000017 r4:00000017 # [ 120.023809] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.031383] Exception stack(0xc5a09fa8 to 0xc5a09ff0) # [ 120.036442] 9fa0: 00000017 00000017 00000001 b6e61000 00000017 00000000 # [ 120.044628] 9fc0: 00000017 00000017 b6fa8e00 00000004 00000001 00000000 00020000 be950a54 # [ 120.052810] 9fe0: 00000004 be950788 b6f1694f b6e9cc66 # [ 120.057930] irq event stamp: 0 # [ 120.061003] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.066618] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.074124] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.081698] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.087322] ---[ end trace 80c80f4fca43deee ]--- # [ 120.091953] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 120.554887] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 120.561863] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 120.568630] ------------[ cut here ]------------ [ 120.573278] WARNING: CPU: 2 PID: 3121 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 120.581781] refcount_t: saturated; leaking memory. [ 120.586628] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.615785] CPU: 2 PID: 3121 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 120.623535] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.630067] Backtrace: [ 120.632539] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.640119] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 120.645789] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.653112] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.660084] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c [ 120.667839] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.675329] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c688e000 [ 120.681002] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.689969] r9:c1acbf70 r8:c15e7d40 r7:c688ff60 r6:00000020 r5:c6d8b000 r4:c0000000 [ 120.697730] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.708179] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 120.719921] r5:c6d8b000 r4:c688e000 [ 120.723515] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.733519] r4:00000038 [ 120.736065] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.744084] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.752010] r9:c688ff60 r8:c309ee40 r7:00000020 r6:b6de4000 r5:c5ba6dc0 r4:c0c2d710 [ 120.759767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.767605] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6de4000 r5:c5ba6dc0 r4:00000000 [ 120.775356] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.782499] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c688e000 r5:c5ba6dc0 [ 120.790332] r4:c5ba6dc0 [ 120.792875] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.800019] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 [ 120.807773] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.815347] Exception stack(0xc688ffa8 to 0xc688fff0) [ 120.820408] ffa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 [ 120.828595] ffc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 bee0da54 [ 120.836778] ffe0: 00000004 bee0d788 b6e9994f b6e1fc66 [ 120.841894] irq event stamp: 0 [ 120.844968] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.850588] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.858146] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.865651] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.871317] ---[ end trace 80c80f4fca43deef ]--- [ 120.875960] lkdtm: Saturation detected: still saturated # [ 0.000000] Rude variant of Tasks RCU enabled. # [ 0.000000] Tracing variant of Tasks RCU enabled. # [ 120.554887] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 120.561863] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 120.568630] ------------[ cut here ]------------ # [ 120.573278] WARNING: CPU: 2 PID: 3121 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.581781] refcount_t: saturated; leaking memory. # [ 120.586628] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.615785] CPU: 2 PID: 3121 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 120.623535] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.630067] Backtrace: # [ 120.632539] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.640119] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 120.645789] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.653112] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.660084] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c # [ 120.667839] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.675329] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c688e000 # [ 120.681002] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.689969] r9:c1acbf70 r8:c15e7d40 r7:c688ff60 r6:00000020 r5:c6d8b000 r4:c0000000 # [ 120.697730] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.708179] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 120.719921] r5:c6d8b000 r4:c688e000 # [ 120.723515] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.733519] r4:00000038 # [ 120.736065] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.744084] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.752010] r9:c688ff60 r8:c309ee40 r7:00000020 r6:b6de4000 r5:c5ba6dc0 r4:c0c2d710 # [ 120.759767] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.767605] r9:c07f4bec r8:c688ff60 r7:c2816000 r6:b6de4000 r5:c5ba6dc0 r4:00000000 # [ 120.775356] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.782499] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c688e000 r5:c5ba6dc0 # [ 120.790332] r4:c5ba6dc0 # [ 120.792875] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.800019] r9:c688e000 r8:c03002e4 r7:00000004 r6:b6f2be00 r5:00000020 r4:00000020 # [ 120.807773] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.815347] Exception stack(0xc688ffa8 to 0xc688fff0) # [ 120.820408] ffa0: 00000020 00000020 00000001 b6de4000 00000020 00000000 # [ 120.828595] ffc0: 00000020 00000020 b6f2be00 00000004 00000001 00000000 00020000 bee0da54 # [ 120.836778] ffe0: 00000004 bee0d788 b6e9994f b6e1fc66 # [ 120.841894] irq event stamp: 0 # [ 120.844968] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.850588] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.858146] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.865651] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.871317] ---[ end trace 80c80f4fca43deef ]--- # [ 120.875960] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_[ 121.340052] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED ZERO_SATURATED.sh [ 121.349234] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 121.357533] ------------[ cut here ]------------ [ 121.362189] WARNING: CPU: 2 PID: 3155 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 121.370725] refcount_t: saturated; leaking memory. [ 121.375532] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.404768] CPU: 2 PID: 3155 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 121.412522] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.419055] Backtrace: [ 121.421533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.429116] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 121.434790] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.442117] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.449093] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c [ 121.456852] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.464346] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5838000 [ 121.470023] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.478994] r9:c1acbf90 r8:c15e7d40 r7:c5839f60 r6:00000020 r5:c6d8b000 r4:c0000000 [ 121.486759] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.497214] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 121.508959] r5:c6d8b000 r4:c5838000 [ 121.512557] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.522564] r4:00000039 [ 121.525117] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.533139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.541069] r9:c5839f60 r8:c309ee40 r7:00000020 r6:b6e00000 r5:c6a75400 r4:c0c2d710 [ 121.548830] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.556672] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e00000 r5:c6a75400 r4:00000000 [ 121.564426] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.571573] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c5838000 r5:c6a75400 [ 121.579408] r4:c6a75400 [ 121.581955] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.589102] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000020 r4:00000020 [ 121.596860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.604437] Exception stack(0xc5839fa8 to 0xc5839ff0) [ 121.609501] 9fa0: 00000020 00000020 00000001 b6e00000 00000020 00000000 [ 121.617690] 9fc0: 00000020 00000020 b6f47e00 00000004 00000001 00000000 00020000 bebeea54 [ 121.625875] 9fe0: 00000004 bebee788 b6eb594f b6e3bc66 [ 121.631010] irq event stamp: 0 [ 121.634099] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.639732] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.647274] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.654795] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.660436] ---[ end trace 80c80f4fca43def0 ]--- [ 121.665077] lkdtm: Saturation detected: still saturated # [ 121.340052] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 121.349234] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 121.357533] ------------[ cut here ]------------ # [ 121.362189] WARNING: CPU: 2 PID: 3155 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.370725] refcount_t: saturated; leaking memory. # [ 121.375532] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.404768] CPU: 2 PID: 3155 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 121.412522] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.419055] Backtrace: # [ 121.421533] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.429116] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 121.434790] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.442117] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.449093] r9:00000009 r8:c086cf50 r7:00000013 r6:00000009 r5:c086cf50 r4:c1a1ff9c # [ 121.456852] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.464346] r7:00000013 r6:c1a1ff9c r5:c1a1ff74 r4:c5838000 # [ 121.470023] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.478994] r9:c1acbf90 r8:c15e7d40 r7:c5839f60 r6:00000020 r5:c6d8b000 r4:c0000000 # [ 121.486759] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.497214] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 121.508959] r5:c6d8b000 r4:c5838000 # [ 121.512557] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.522564] r4:00000039 # [ 121.525117] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.533139] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.541069] r9:c5839f60 r8:c309ee40 r7:00000020 r6:b6e00000 r5:c6a75400 r4:c0c2d710 # [ 121.548830] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.556672] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e00000 r5:c6a75400 r4:00000000 # [ 121.564426] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.571573] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c5838000 r5:c6a75400 # [ 121.579408] r4:c6a75400 # [ 121.581955] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.589102] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:00000020 r4:00000020 # [ 121.596860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.604437] Exception stack(0xc5839fa8 to 0xc5839ff0) # [ 121.609501] 9fa0: 00000020 00000020 00000001 b6e00000 00000020 00000000 # [ 121.617690] 9fc0: 00000020 00000020 b6f47e00 00000004 00000001 00000000 00020000 bebeea54 # [ 121.625875] 9fe0: 00000004 bebee788 b6eb594f b6e3bc66 # [ 121.631010] irq event stamp: 0 # [ 121.634099] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.639732] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.647274] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.654795] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.660436] ---[ end trace 80c80f4fca43def0 ]--- # [ 121.665077] 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 [ 122.141257] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 122.148298] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 122.155041] ------------[ cut here ]------------ [ 122.159744] WARNING: CPU: 0 PID: 3192 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 122.168419] refcount_t: underflow; use-after-free. [ 122.173248] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.202417] CPU: 0 PID: 3192 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 122.210168] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.216701] Backtrace: [ 122.219174] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.226753] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 122.232422] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.239743] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.246714] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c [ 122.254470] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.261959] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c478e000 [ 122.267633] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 122.276686] r9:c1acbfb0 r8:c15e7d40 r7:c478ff60 r6:00000020 r5:c2dbe000 r4:c478e000 [ 122.284451] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 122.294903] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 122.306655] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.316659] r4:0000003a [ 122.319204] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.327223] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.335149] r9:c478ff60 r8:c309ee40 r7:00000020 r6:b6dc0000 r5:c5bdb900 r4:c0c2d710 [ 122.342905] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.350744] r9:c07f4bec r8:c478ff60 r7:c2816000 r6:b6dc0000 r5:c5bdb900 r4:00000000 [ 122.358496] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.365639] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c478e000 r5:c5bdb900 [ 122.373471] r4:c5bdb900 [ 122.376015] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.383159] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:00000020 r4:00000020 [ 122.390913] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.398488] Exception stack(0xc478ffa8 to 0xc478fff0) [ 122.403550] ffa0: 00000020 00000020 00000001 b6dc0000 00000020 00000000 [ 122.411736] ffc0: 00000020 00000020 b6f07e00 00000004 00000001 00000000 00020000 bed44a54 [ 122.419920] ffe0: 00000004 bed44788 b6e7594f b6dfbc66 [ 122.425053] irq event stamp: 0 [ 122.428150] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.433741] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.441315] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.448856] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.454442] ---[ end trace 80c80f4fca43def1 ]--- [ 122.459093] lkdtm: Saturation detected: still saturated # [ 122.141257] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 122.148298] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 122.155041] ------------[ cut here ]------------ # [ 122.159744] WARNING: CPU: 0 PID: 3192 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 122.168419] refcount_t: underflow; use-after-free. # [ 122.173248] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.202417] CPU: 0 PID: 3192 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 122.210168] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.216701] Backtrace: # [ 122.219174] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.226753] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 122.232422] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.239743] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.246714] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c # [ 122.254470] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.261959] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c478e000 # [ 122.267633] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 122.276686] r9:c1acbfb0 r8:c15e7d40 r7:c478ff60 r6:00000020 r5:c2dbe000 r4:c478e000 # [ 122.284451] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 122.294903] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 122.306655] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.316659] r4:0000003a # [ 122.319204] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.327223] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.335149] r9:c478ff60 r8:c309ee40 r7:00000020 r6:b6dc0000 r5:c5bdb900 r4:c0c2d710 # [ 122.342905] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.350744] r9:c07f4bec r8:c478ff60 r7:c2816000 r6:b6dc0000 r5:c5bdb900 r4:00000000 # [ 122.358496] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.365639] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c478e000 r5:c5bdb900 # [ 122.373471] r4:c5bdb900 # [ 122.376015] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.383159] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:00000020 r4:00000020 # [ 122.390913] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.398488] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 122.403550] ffa0: 00000020 00000020 00000001 b6dc0000 00000020 00000000 # [ 122.411736] ffc0: 00000020 00000020 b6f07e00 00000004 00000001 00000000 00020000 bed44a54 # [ 122.419920] ffe0: 00000004 bed44788 b6e7594f b6dfbc66 # [ 122.425053] irq event stamp: 0 # [ 122.428150] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.433741] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.441315] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.448856] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.454442] ---[ end trace 80c80f4fca43def1 ]--- # [ 122.459093] 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 [ 122.945631] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 122.952669] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 122.959477] ------------[ cut here ]------------ [ 122.964135] WARNING: CPU: 2 PID: 3227 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 122.972812] refcount_t: underflow; use-after-free. [ 122.977666] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.006822] CPU: 2 PID: 3227 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 123.014573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.021104] Backtrace: [ 123.023577] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.031156] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 123.036826] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.044149] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.051119] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c [ 123.058875] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.066363] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c5838000 [ 123.072037] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.081090] r9:c1acbfd0 r8:c15e7d40 r7:c5839f60 r6:00000020 r5:c5f23000 r4:c5838000 [ 123.088852] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.099306] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 123.111055] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.121059] r4:0000003b [ 123.123606] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.131622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.139548] r9:c5839f60 r8:c309ee40 r7:00000020 r6:b6e4d000 r5:c6895cc0 r4:c0c2d710 [ 123.147304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.155141] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e4d000 r5:c6895cc0 r4:00000000 [ 123.162893] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.170036] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c5838000 r5:c6895cc0 [ 123.177870] r4:c6895cc0 [ 123.180414] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.187556] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000020 r4:00000020 [ 123.195310] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.202884] Exception stack(0xc5839fa8 to 0xc5839ff0) [ 123.207944] 9fa0: 00000020 00000020 00000001 b6e4d000 00000020 00000000 [ 123.216129] 9fc0: 00000020 00000020 b6f94e00 00000004 00000001 00000000 00020000 beae2a54 [ 123.224312] 9fe0: 00000004 beae2788 b6f0294f b6e88c66 [ 123.229435] irq event stamp: 0 [ 123.232509] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.238137] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.245655] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.253249] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.258886] ---[ end trace 80c80f4fca43def2 ]--- [ 123.263518] lkdtm: Saturation detected: still saturated # [ 122.945631] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 122.952669] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 122.959477] ------------[ cut here ]------------ # [ 122.964135] WARNING: CPU: 2 PID: 3227 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 122.972812] refcount_t: underflow; use-after-free. # [ 122.977666] 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 dw_hdmi_imx dw_hdmi flexcan imx_ldb parallel_display can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.006822] CPU: 2 PID: 3227 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 123.014573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.021104] Backtrace: # [ 123.023577] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.031156] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 123.036826] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.044149] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.051119] r9:00000009 r8:c086cfec r7:0000001c r6:00000009 r5:c086cfec r4:c1a1ff9c # [ 123.058875] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.066363] r7:0000001c r6:c1a1ff9c r5:c1a1ffd8 r4:c5838000 # [ 123.072037] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.081090] r9:c1acbfd0 r8:c15e7d40 r7:c5839f60 r6:00000020 r5:c5f23000 r4:c5838000 # [ 123.088852] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.099306] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 123.111055] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.121059] r4:0000003b # [ 123.123606] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.131622] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.139548] r9:c5839f60 r8:c309ee40 r7:00000020 r6:b6e4d000 r5:c6895cc0 r4:c0c2d710 # [ 123.147304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.155141] r9:c07f4bec r8:c5839f60 r7:c2816000 r6:b6e4d000 r5:c6895cc0 r4:00000000 # [ 123.162893] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.170036] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c5838000 r5:c6895cc0 # [ 123.177870] r4:c6895cc0 # [ 123.180414] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.187556] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f94e00 r5:00000020 r4:00000020 # [ 123.195310] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.202884] Exception stack(0xc5839fa8 to 0xc5839ff0) # [ 123.207944] 9fa0: 00000020 00000020 00000001 b6e4d000 00000020 00000000 # [ 123.216129] 9fc0: 00000020 00000020 b6f94e00 00000004 00000001 00000000 00020000 beae2a54 # [ 123.224312] 9fe0: 00000004 beae2788 b6f0294f b6e88c66 # [ 123.229435] irq event stamp: 0 # [ 123.232509] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.238137] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.245655] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.253249] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.258886] ---[ end trace 80c80f4fca43def2 ]--- # [ 123.263518] 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 [ 124.087094] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 124.093137] lkdtm: attempting good copy_to_user of correct size [ 124.099323] lkdtm: attempting bad copy_to_user of too large size # [ 124.087094] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 124.093137] lkdtm: attempting good copy_to_user of correct size # [ 124.099323] 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 [ 124.527698] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 124.533913] lkdtm: attempting good copy_from_user of correct size [ 124.540248] lkdtm: attempting bad copy_from_user of too large size # [ 124.527698] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 124.533913] lkdtm: attempting good copy_from_user of correct size # [ 124.540248] 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 [ 124.965270] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 124.971810] lkdtm: attempting good copy_to_user inside whitelist [ 124.977916] lkdtm: attempting bad copy_to_user outside whitelist # [ 124.965270] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 124.971810] lkdtm: attempting good copy_to_user inside whitelist # [ 124.977916] 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 [ 125.402459] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 125.409178] lkdtm: attempting good copy_from_user inside whitelist [ 125.415383] lkdtm: attempting bad copy_from_user outside whitelist # [ 125.402459] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 125.409178] lkdtm: attempting good copy_from_user inside whitelist # [ 125.415383] 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 [ 125.853485] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 125.859752] lkdtm: good_stack: c688fe0c-c688fe2c [ 125.864382] lkdtm: bad_stack : c688fd84-c688fda4 [ 125.869233] lkdtm: attempting good copy_to_user of local stack [ 125.875157] lkdtm: attempting bad copy_to_user of distant stack # [ 125.853485] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 125.859752] lkdtm: good_stack: c688fe0c-c688fe2c # [ 125.864382] lkdtm: bad_stack : c688fd84-c688fda4 # [ 125.869233] lkdtm: attempting good copy_to_user of local stack # [ 125.875157] 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 [ 126.315852] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 126.322291] lkdtm: good_stack: c478fe0c-c478fe2c [ 126.326965] lkdtm: bad_stack : c478fd84-c478fda4 [ 126.331606] lkdtm: attempting good copy_from_user of local stack [ 126.337669] lkdtm: attempting bad copy_from_user of distant stack # [ 126.315852] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 126.322291] lkdtm: good_stack: c478fe0c-c478fe2c # [ 126.326965] lkdtm: bad_stack : c478fd84-c478fda4 # [ 126.331606] lkdtm: attempting good copy_from_user of local stack # [ 126.337669] 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 [ 126.784734] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 126.790957] lkdtm: good_stack: c479be0c-c479be2c [ 126.795618] lkdtm: bad_stack : c479bffc-c479c01c [ 126.800310] lkdtm: attempting good copy_to_user of local stack [ 126.806252] lkdtm: attempting bad copy_to_user of distant stack # [ 126.784734] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 126.790957] lkdtm: good_stack: c479be0c-c479be2c # [ 126.795618] lkdtm: bad_stack : c479bffc-c479c01c # [ 126.800310] lkdtm: attempting good copy_to_user of local stack # [ 126.806252] 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 [ 127.238753] lkdtm: Performing direct entry USERCOPY_KERNEL [ 127.244279] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 127.251543] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 [ 127.258438] lkdtm: FAIL: survived bad copy_to_user() # [ 127.238753] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 127.244279] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 127.251543] lkdtm: attempting bad copy_to_user from kernel text: c0539c70 # [ 127.258438] 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 [ 127.716768] lkdtm: Performing direct entry STACKLEAK_ERASING [ 127.722453] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 127.729534] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 127.736470] lkdtm: FAIL: the thread stack is NOT properly erased [ 127.742501] CPU: 0 PID: 3592 Comm: cat Tainted: G D W 5.10.125-cip10 #1 [ 127.750262] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.756810] Backtrace: [ 127.759326] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.766930] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 [ 127.772626] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.779987] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 127.788545] r9:c1acc0d8 r8:c15e7d40 r7:c6d8df60 r6:c6d8de34 r5:c6d8c000 r4:0000078d [ 127.796353] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.805174] r8:c15e7d40 r7:c6d8df60 r6:00000012 r5:c6e7f000 r4:00000046 [ 127.811915] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.819963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.827913] r9:c6d8df60 r8:c309ee40 r7:00000012 r6:b6e9a000 r5:c59d0b40 r4:c0c2d710 [ 127.835698] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.843560] r9:c07f4bec r8:c6d8df60 r7:c2816000 r6:b6e9a000 r5:c59d0b40 r4:00000000 [ 127.851337] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.858506] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c6d8c000 r5:c59d0b40 [ 127.866355] r4:c59d0b40 [ 127.868923] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.876090] r9:c6d8c000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:00000012 r4:00000012 [ 127.883871] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.891465] Exception stack(0xc6d8dfa8 to 0xc6d8dff0) [ 127.896549] dfa0: 00000012 00000012 00000001 b6e9a000 00000012 00000000 [ 127.904761] dfc0: 00000012 00000012 b6fdee00 00000004 00000001 00000000 00020000 befffa54 [ 127.912963] dfe0: 00000004 befff788 b6f4f94f b6ed5c66 # [ 127.716768] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 127.722453] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 127.729534] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 127.736470] lkdtm: FAIL: the thread stack is NOT properly erased # [ 127.742501] CPU: 0 PID: 3592 Comm: cat Tainted: G D W 5.10.125-cip10 #1 # [ 127.750262] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.756810] Backtrace: # [ 127.759326] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.766930] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5a8 # [ 127.772626] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.779987] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 127.788545] r9:c1acc0d8 r8:c15e7d40 r7:c6d8df60 r6:c6d8de34 r5:c6d8c000 r4:0000078d # [ 127.796353] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.805174] r8:c15e7d40 r7:c6d8df60 r6:00000012 r5:c6e7f000 r4:00000046 # [ 127.811915] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.819963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.827913] r9:c6d8df60 r8:c309ee40 r7:00000012 r6:b6e9a000 r5:c59d0b40 r4:c0c2d710 # [ 127.835698] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.843560] r9:c07f4bec r8:c6d8df60 r7:c2816000 r6:b6e9a000 r5:c59d0b40 r4:00000000 # [ 127.851337] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.858506] r10:00000004 r9:00000000 r8:00000000 r7:b6e9a000 r6:c6d8c000 r5:c59d0b40 # [ 127.866355] r4:c59d0b40 # [ 127.868923] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.876090] r9:c6d8c000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:00000012 r4:00000012 # [ 127.883871] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.891465] Exception stack(0xc6d8dfa8 to 0xc6d8dff0) # [ 127.896549] dfa0: 00000012 00000012 00000001 b6e9a000 00000012 00000000 # [ 127.904761] dfc0: 00000012 00000012 b6fdee00 00000004 00000001 00000000 00020000 befffa54 # [ 127.912963] dfe0: 00000004 befff788 b6f4f94f b6ed5c66 # 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 [ 128.366591] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 128.372275] lkdtm: Calling matched prototype ... [ 128.376980] lkdtm: Calling mismatched prototype ... [ 128.381876] lkdtm: Fail: survived mismatched prototype function call! # [ 128.366591] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 128.372275] lkdtm: Calling matched prototype ... # [ 128.376980] lkdtm: Calling mismatched prototype ... # [ 128.381876] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #